/* Physical cache cutover v37. */
/* ══════════════════════════════════════════════════════════
   TU TÂM — main.css
   Palette: Kem trắng sữa + vàng sa-frăng + nâu gỗ trầm
   Font: Bookerly (đọc), SF Pro-like (UI)
   Aesthetic: Tối giản Mac/iOS — Thiền tịnh, sạch sẽ
   ══════════════════════════════════════════════════════════ */

/* ── GOOGLE FONTS FALLBACK ──────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=Lora:ital,wght@0,400;0,500;0,600;0,700;1,400;1,500&family=Be+Vietnam+Pro:wght@300;400;500;600&display=swap');

/* ── BOOKERLY (Amazon proprietary — fallback gracefully) ── */
@font-face {
  font-family: 'Bookerly';
  src: local('Bookerly');
  font-display: swap;
}

/* ── CSS VARIABLES — LIGHT MODE ────────────────────────── */
:root {
  /* Màu chủ đạo — sắc vàng sa-frăng + nâu trầm */
  --gold:       #C8963E;
  --gold2:      #E0AD5A;
  --gold-light: #FBF4E6;
  --gold-muted: #F5E9CC;

  /* Nâu & đất */
  --brown:      #6B4C2A;
  --brown2:     #8B6340;
  --brown-dark: #3E2C1A;

  /* Nền trắng sữa */
  --bg:         #FAFAF8;
  --bg2:        #F4F3EE;
  --bg3:        #EEEDE6;
  --white:      #FFFFFF;
  --card:       #FFFFFF;
  --hover:      #F5F0E8;

  /* Chữ */
  --text:       #1C1A15;
  --text2:      #4A4033;
  --muted:      #8A7B68;
  --border:     #DDD8CC;
  --border2:    #E8E4DA;

  /* Trạng thái */
  --red:        #C05050;
  --green-ok:   #4A7C59;

  /* Layout */
  --nav-h:      62px;
  --radius:     10px;
  --radius-sm:  6px;
  --shadow:     0 2px 16px rgba(60,40,10,.07);
  --shadow-lg:  0 8px 40px rgba(60,40,10,.12);
  --shadow-xl:  0 20px 60px rgba(60,40,10,.16);

  /* Dark mode toggle */
  --dm-icon: '🌙';

  /* Reading font size — thay đổi qua JS */
  --reader-font-size: 15px;
}

/* ── DARK MODE VARIABLES ────────────────────────────────── */
[data-theme="dark"] {
  --gold:       #D4A84B;
  --gold2:      #E8BC6A;
  --gold-light: #2A2318;
  --gold-muted: #2E2415;

  --brown:      #C8A87A;
  --brown2:     #D4B890;
  --brown-dark: #E8D0A8;

  --bg:         #15120D;
  --bg2:        #1C1812;
  --bg3:        #231E16;
  --white:      #1F1B14;
  --card:       #1C1812;
  --hover:      #2A2318;

  --text:       #EDE8DF;
  --text2:      #C8BFB0;
  --muted:      #8A7E6E;
  --border:     #3A3226;
  --border2:    #2E2820;

  --red:        #E06060;
  --green-ok:   #6AA87A;

  --shadow:     0 2px 16px rgba(0,0,0,.3);
  --shadow-lg:  0 8px 40px rgba(0,0,0,.4);
  --shadow-xl:  0 20px 60px rgba(0,0,0,.5);

  --dm-icon: '☀️';
  color-scheme: dark;
}

/* ── RESET ──────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html {
  scroll-behavior: smooth;
  font-size: 16px;
  overflow-x: hidden;
  max-width: 100%;
  padding-top: env(safe-area-inset-top, 0px);
  background: var(--bg);
}
body {
  font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Text', 'SF Pro Display', 'Helvetica Neue', Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  line-height: 1.6;
  transition: background .3s, color .3s;
  /* Giới hạn chiều rộng đúng viewport */
  width: 100%;
  max-width: 100vw;
}

/* Font đọc bài viết: Bookerly */
.font-read {
  font-family: 'Bookerly', 'Lora', Georgia, 'Times New Roman', serif;
}

/* ── SCROLLBAR (WebKit) ─────────────────────────────────── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--muted); }

/* ── DARK MODE TOGGLE BUTTON ────────────────────────────── */
.btn-darkmode {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1.5px solid var(--border);
  background: var(--bg2);
  cursor: pointer;
  font-size: 16px;
  line-height: 1;
  transition: background .2s, border-color .2s, transform .2s;
  flex-shrink: 0;
  padding: 0;
}
.btn-darkmode:hover {
  background: var(--bg3);
  border-color: var(--gold);
  transform: rotate(20deg);
}

/* ── DARK MODE — hero gradient ──────────────────────────── */
[data-theme="dark"] .hero {
  background: linear-gradient(160deg, #1C1710 0%, #221C12 50%, #28200E 100%);
}
[data-theme="dark"] .hero::before {
  background: radial-gradient(circle, rgba(212,168,75,.08) 0%, transparent 70%);
}
[data-theme="dark"] .hero-date {
  background: transparent;
  border: none;
  color: var(--text2);
}

/* ── DARK MODE — nav blur ───────────────────────────────── */
[data-theme="dark"] .nav {
  background: rgba(21,18,13,.92);
}
[data-theme="dark"] .mob-menu {
  background: rgba(21,18,13,.97);
}

/* ── DARK MODE — cards ──────────────────────────────────── */
[data-theme="dark"] .art-card {
  background: var(--bg2);
  border-color: var(--border);
}
[data-theme="dark"] .art-card:hover {
  box-shadow: 0 8px 28px rgba(0,0,0,.4);
}
[data-theme="dark"] .art-card.featured {
  background: linear-gradient(135deg, #221C12 0%, #1C1810 100%);
}

/* ── DARK MODE — modal ──────────────────────────────────── */
[data-theme="dark"] .modal {
  background: var(--bg2);
}
[data-theme="dark"] .reader-bar {
  background: var(--bg3);
  border-color: var(--border);
}

/* ── DARK MODE — sidebar ────────────────────────────────── */
[data-theme="dark"] .sidebar-widget {
  background: var(--bg2);
  border-color: var(--border);
}

/* ── DARK MODE — form inputs ────────────────────────────── */
[data-theme="dark"] .finput,
[data-theme="dark"] .fselect,
[data-theme="dark"] .ftextarea,
[data-theme="dark"] .rte-area {
  background: var(--bg3);
  color: var(--text);
  border-color: var(--border);
}
[data-theme="dark"] .finput:focus,
[data-theme="dark"] .fselect:focus,
[data-theme="dark"] .ftextarea:focus {
  background: var(--bg2);
  border-color: var(--gold);
}
[data-theme="dark"] .rte-toolbar {
  background: var(--bg3);
}
[data-theme="dark"] .rte-btn:hover {
  background: var(--bg2);
}
[data-theme="dark"] .form-modal,
[data-theme="dark"] .login-box,
[data-theme="dark"] .confirm-box {
  background: var(--bg2);
}

/* ── DARK MODE — search & filter ───────────────────────── */
[data-theme="dark"] .search-input {
  background: var(--bg2);
  color: var(--text);
  border-color: var(--border);
}
[data-theme="dark"] .filter-btn {
  background: var(--bg2);
  border-color: var(--border);
  color: var(--text2);
}
[data-theme="dark"] .filter-drop {
  background: var(--bg2);
  border-color: var(--border);
}
[data-theme="dark"] .fd-item:hover {
  background: var(--bg3);
}

/* ── DARK MODE — tag cloud & misc ───────────────────────── */
[data-theme="dark"] .tag-chip {
  background: var(--bg3);
  border-color: var(--border);
  color: var(--text2);
}
[data-theme="dark"] .sec-tab {
  color: var(--text2);
}
[data-theme="dark"] .sec-tab.active {
  background: var(--gold-muted);
  color: var(--gold2);
}
[data-theme="dark"] .dharma-quote {
  background: var(--bg3);
  border-color: var(--border);
}
[data-theme="dark"] .pop-item:hover {
  background: var(--bg3);
}

/* ── TRANSITION mượt khi đổi theme ─────────────────────── */
*, *::before, *::after {
  transition-property: background-color, border-color, color;
  transition-duration: .25s;
  transition-timing-function: ease;
}
.nav {
  position: sticky;
  top: 0;
  z-index: 200;
  min-height: var(--nav-h);
  background: rgba(250,250,248,.92);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--border2);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 28px;
  gap: 16px;
  overflow: visible;
}

.nav-logo-wrap {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 4px;
  flex-shrink: 0;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 11px;
  text-decoration: none;
  flex-shrink: 0;
}
.nav-logo img {
  height: 38px;
  width: 38px;
  border-radius: 9px;
  object-fit: cover;
}
.nl-name {
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  letter-spacing: -.3px;
  line-height: 1.2;
}
.nl-tagline {
  font-size: 10px;
  color: var(--gold);
  letter-spacing: 1.8px;
  text-transform: uppercase;
  font-weight: 500;
  line-height: 1;
}

.nav-center {
  display: none; /* Đã chuyển sang nav-r, không dùng nữa */
}
.nav-tab {
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text2);
  background: none;
  border: none;
  cursor: pointer;
  transition: .18s;
  white-space: nowrap;
  font-family: inherit;
}
.nav-tab:hover { background: var(--bg3); color: var(--brown); }
.nav-tab.active { background: var(--gold-muted); color: var(--brown); font-weight: 600; }



.nav-r {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
  min-width: fit-content;
  overflow: visible;
}
.nav-user-label {
  font-size: 12px;
  color: var(--muted);
  font-weight: 500;
}

/* Nút nav */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: 20px;
  font-family: inherit;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: .18s;
  white-space: nowrap;
  text-decoration: none;
  letter-spacing: -.1px;
}
.btn-outline {
  background: transparent;
  border: 1.5px solid var(--border);
  color: var(--text2);
}
.btn-outline:hover { border-color: var(--gold); color: var(--brown); background: var(--gold-muted); }
.btn-primary {
  background: var(--gold);
  color: #fff;
  box-shadow: 0 2px 8px rgba(200,150,62,.3);
}
.btn-primary:hover { background: var(--brown2); box-shadow: 0 4px 14px rgba(107,76,42,.35); }
.btn-ghost { background: transparent; border: none; color: var(--muted); padding: 8px 10px; }
.btn-ghost:hover { color: var(--text); background: var(--bg3); }

.btn-add {
  background: var(--brown);
  color: #fff;
  box-shadow: 0 2px 10px rgba(60,40,15,.25);
}
.btn-add:hover { background: var(--brown-dark); }

[data-theme="dark"] .btn-add {
  background: #1A1612;
  border: 1.5px solid var(--border);
  color: var(--gold2);
  box-shadow: 0 2px 10px rgba(0,0,0,.4);
}
[data-theme="dark"] .btn-add:hover {
  background: #252018;
  border-color: var(--gold);
  color: var(--gold2);
}

/* ── MOBILE HAMBURGER ───────────────────────────────────── */
.mob-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  color: var(--text);
  -webkit-tap-highlight-color: transparent;
  border-radius: 8px;
}
.mob-toggle:hover { background: var(--bg3); }

.mob-menu {
  display: none;
  position: fixed;
  top: var(--nav-h);
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(250,250,248,.97);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  z-index: 400;
  flex-direction: column;
  padding: 20px 16px;
  gap: 4px;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}
.mob-menu.open { display: flex; animation: slideDown .22s ease; }
@media (max-width: 768px) {
  .mob-menu.open { animation: slideUp .22s ease; }
}
@keyframes slideDown {
  from { opacity: 0; transform: translateY(-8px); }
  to   { opacity: 1; transform: translateY(0); }
}
.mob-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  border-radius: var(--radius);
  font-size: 15px;
  font-weight: 500;
  color: var(--text);
  background: none;
  border: none;
  cursor: pointer;
  font-family: inherit;
  text-decoration: none;
  width: 100%;
  -webkit-tap-highlight-color: transparent;
  transition: .15s;
}
.mob-item:active, .mob-item.active { background: var(--gold-muted); color: var(--brown); }
.mob-sep { height: 1px; background: var(--border2); margin: 8px 0; }
.mob-label {
  font-size: 11px;
  color: var(--muted);
  font-weight: 600;
  padding: 4px 16px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
}

/* ══════════════════════════════════════════════════════════
   HERO HEADER
   ══════════════════════════════════════════════════════════ */
.hero {
  background: linear-gradient(160deg, #FDF8EE 0%, #F5EDDA 50%, #EDE4CC 100%);
  padding: 48px 28px 36px;
  border-bottom: 1px solid var(--border);
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  top: -80px; right: -80px;
  width: 360px; height: 360px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(200,150,62,.12) 0%, transparent 70%);
  pointer-events: none;
}
.hero::after {
  content: '☸';
  position: absolute;
  bottom: -20px; left: -20px;
  font-size: 140px;
  opacity: .04;
  pointer-events: none;
  line-height: 1;
}
.hero-inner {
  max-width: 1160px;
  margin: 0 auto;
  position: relative;
}
.hero-eyebrow {
  font-size: 11px;
  font-weight: 600;
  color: var(--gold);
  letter-spacing: 2.5px;
  text-transform: uppercase;
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.hero-eyebrow::before {
  content: '';
  width: 24px; height: 1.5px;
  background: var(--gold);
  border-radius: 1px;
}
.hero h1 {
  font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Text', 'SF Pro Display', 'Helvetica Neue', Arial, sans-serif;
  font-size: clamp(26px, 4vw, 42px);
  font-weight: 700;
  color: var(--brown-dark);
  line-height: 1.2;
  letter-spacing: -.5px;
  margin-bottom: 12px;
}
.hero h1 em { color: var(--gold); font-style: normal; }
.hero-sub {
  font-size: 14px;
  color: var(--text2);
  line-height: 1.7;
  max-width: 540px;
}
@import url('https://fonts.googleapis.com/css2?family=Be+Vietnam+Pro:wght@500;600;700;800&display=swap');

/* ── BANNER "Có bản mới" ─────────────────────────────────── */
.sw-update-banner {
  position: fixed;
  left: 50%;
  bottom: 24px;
  transform: translate(-50%, 120%);
  z-index: 9999;
  display: flex;
  align-items: center;
  gap: 14px;
  background: var(--brown-dark, #2c2416);
  color: #fff;
  padding: 12px 18px;
  border-radius: 14px;
  box-shadow: 0 8px 24px rgba(0,0,0,.25);
  font-family: 'Be Vietnam Pro', 'Segoe UI', system-ui, sans-serif;
  font-size: 14px;
  font-weight: 600;
  transition: transform .35s ease;
  max-width: calc(100% - 32px);
}
.sw-update-banner.show {
  transform: translate(-50%, 0);
}
.sw-update-btn {
  flex-shrink: 0;
  background: var(--gold);
  color: #fff;
  border: none;
  border-radius: 999px;
  padding: 7px 16px;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  transition: .15s;
}
.sw-update-btn:hover { background: #b8852e; }
@media (max-width: 600px) {
  .sw-update-banner {
    left: 16px;
    right: 16px;
    bottom: 16px;
    transform: translateY(120%);
    max-width: none;
    justify-content: space-between;
  }
  .sw-update-banner.show { transform: translateY(0); }
}

.hero-date {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-top: 18px;
  padding: 0;
  background: transparent;
  border: none;
  border-radius: 14px;
  font-family: 'Be Vietnam Pro', 'Segoe UI', system-ui, sans-serif;
  font-size: 15px;
  font-weight: 600;
  color: var(--text2);
  box-shadow: none;
}
.hero-date-icon {
  font-size: 18px;
  line-height: 1;
  flex-shrink: 0;
}
.hero-date .lunar { color: var(--gold); font-weight: 800; }
.hero-date .date-line { white-space: nowrap; }
.hero-date .date-sep { color: var(--muted); }
@media (min-width: 769px) {
  .hero-date {
    position: absolute;
    top: 4px;
    right: 0;
  }
}
.hero-actions {
  margin-top: 22px;
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

/* ══════════════════════════════════════════════════════════
   TOOLBAR (tìm kiếm + lọc)
   ══════════════════════════════════════════════════════════ */
.toolbar {
  background: var(--white);
  border-bottom: 1px solid var(--border2);
  padding: 0 28px;
  position: sticky;
  top: var(--nav-h);
  z-index: 150;
}
.toolbar-inner {
  max-width: 1160px;
  margin: 0 auto;
  padding: 10px 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
}

/* Search */
.search-wrap {
  position: relative;
  width: 100%;
  max-width: 560px;
}
.search-wrap svg {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--muted);
  pointer-events: none;
}
.search-input {
  width: 100%;
  padding: 9px 118px 9px 36px;
  border: 1.5px solid var(--border2);
  border-radius: 22px;
  font-family: inherit;
  font-size: 13px;
  color: var(--text);
  background: var(--bg);
  outline: none;
  transition: .2s;
}
.search-input:focus { border-color: var(--gold); background: var(--white); }
.search-input::placeholder { color: var(--muted); }
.presence-chip {
  position: absolute;
  top: 50%;
  right: 6px;
  transform: translateY(-50%);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 28px;
  padding: 0 9px;
  border: 1px solid var(--border2);
  border-radius: 999px;
  background: var(--gold-light);
  color: var(--brown);
  font-size: 11px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
  pointer-events: none;
}
.presence-chip[hidden] { display: none; }
.presence-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--green-ok);
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--green-ok) 18%, transparent);
}

/* Contextual download authentication */
.download-auth-open { overflow: hidden; }
.download-auth-overlay {
  position: fixed;
  inset: 0;
  z-index: 1100;
  display: grid;
  place-items: center;
  padding: 20px;
  background: rgba(30, 20, 10, .68);
  backdrop-filter: blur(7px);
}
.download-auth-overlay[hidden] { display: none; }
.download-auth-dialog {
  position: relative;
  width: min(100%, 420px);
  max-height: min(720px, calc(100dvh - 32px));
  overflow: auto;
  overscroll-behavior: contain;
  padding: 30px;
  border: 1px solid var(--border2);
  border-radius: 20px;
  background: var(--white);
  color: var(--text);
  box-shadow: var(--shadow-xl);
  text-align: center;
  animation: modalUp .22s ease;
}
.download-auth-logo { width: 54px; height: 54px; border-radius: 14px; object-fit: cover; }
.download-auth-dialog h2 { margin: 12px 0 8px; font-size: 21px; }
.download-auth-dialog > p { margin: 0 0 20px; color: var(--muted); font-size: 13px; line-height: 1.65; }
.download-auth-close {
  position: absolute;
  top: 10px;
  right: 10px;
  width: 44px;
  height: 44px;
  border: 0;
  border-radius: 50%;
  background: var(--bg2);
  color: var(--muted);
  font-size: 24px;
  cursor: pointer;
}
.download-auth-google,
.download-auth-submit {
  width: 100%;
  min-height: 44px;
  border-radius: 10px;
  font-family: inherit;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
}
.download-auth-google { border: 1px solid var(--border2); background: var(--white); color: var(--text); }
.download-auth-google span { color: #4285f4; font-size: 16px; }
.download-auth-divider { position: relative; margin: 20px 0 14px; color: var(--muted); font-size: 11px; }
.download-auth-divider::before { content: ''; position: absolute; left: 0; right: 0; top: 50%; border-top: 1px solid var(--border2); }
.download-auth-divider span { position: relative; padding: 0 9px; background: var(--white); }
.download-auth-dialog form { display: grid; gap: 7px; text-align: left; }
.download-auth-dialog label { color: var(--text2); font-size: 12px; font-weight: 700; }
.download-auth-dialog input {
  min-height: 44px;
  padding: 0 12px;
  border: 1px solid var(--border2);
  border-radius: 9px;
  background: var(--bg);
  color: var(--text);
  font-family: inherit;
  font-size: 13px;
}
.download-auth-submit { margin-top: 3px; border: 0; background: var(--gold); color: #fff; }
.download-auth-submit:disabled { opacity: .6; cursor: wait; }
.download-auth-error { min-height: 18px; margin: 0; color: var(--red); font-size: 12px; text-align: center; }
.download-auth-dialog :focus-visible { outline: 2px solid var(--gold); outline-offset: 2px; }
.download-auth-locked { position: relative; }
.download-auth-locked::after {
  content: '🔒';
  position: absolute;
  top: -5px;
  right: -5px;
  display: grid;
  place-items: center;
  width: 17px;
  height: 17px;
  border-radius: 50%;
  background: var(--white);
  box-shadow: 0 1px 4px rgba(0, 0, 0, .18);
  font-size: 9px;
  pointer-events: none;
}
.download-auth-toast {
  position: fixed;
  left: 50%;
  bottom: max(24px, env(safe-area-inset-bottom));
  z-index: 1200;
  transform: translate(-50%, 18px);
  padding: 10px 16px;
  border-radius: 999px;
  background: var(--brown);
  color: #fff;
  font-size: 13px;
  opacity: 0;
  pointer-events: none;
  transition: .2s ease;
}
.download-auth-toast.show { opacity: 1; transform: translate(-50%, 0); }

@media (max-width: 480px) {
  .search-input { padding-right: 112px; }
  .presence-chip { min-height: 30px; font-size: 10px; }
  .download-auth-dialog { padding: 28px 20px 22px; }
}

@media (prefers-reduced-motion: reduce) {
  .download-auth-dialog { animation: none; }
  .download-auth-toast { transition: none; }
}

/* Filter dropdown */
.filter-wrap { position: relative; }
.filter-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 9px 14px;
  border: 1.5px solid var(--border2);
  border-radius: 22px;
  background: var(--white);
  font-family: inherit;
  font-size: 13px;
  font-weight: 500;
  color: var(--text2);
  cursor: pointer;
  transition: .18s;
  white-space: nowrap;
}
.filter-btn:hover { border-color: var(--gold); color: var(--brown); }
.filter-btn.active { background: var(--gold); border-color: var(--gold); color: #fff; }
.filter-badge {
  font-size: 10px;
  font-weight: 700;
  padding: 1px 7px;
  border-radius: 10px;
  background: rgba(255,255,255,.25);
}
.filter-btn:not(.active) .filter-badge { background: var(--gold-muted); color: var(--gold); }

.filter-drop {
  display: none;
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  min-width: 210px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  z-index: 160;
  overflow: hidden;
  animation: popIn .15s ease;
}
.filter-drop.open { display: block; }
@keyframes popIn {
  from { opacity: 0; transform: translateY(-4px) scale(.98); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}
.fd-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 15px;
  font-family: inherit;
  font-size: 13px;
  font-weight: 500;
  color: var(--text);
  background: none;
  border: none;
  width: 100%;
  text-align: left;
  cursor: pointer;
  transition: .12s;
  gap: 8px;
}
.fd-item:hover { background: var(--gold-light); color: var(--brown); }
.fd-item.sel { background: var(--gold-muted); color: var(--brown); font-weight: 600; }
.fd-cnt {
  font-size: 10px;
  font-weight: 700;
  background: var(--bg3);
  color: var(--muted);
  padding: 2px 8px;
  border-radius: 10px;
  margin-left: auto;
}
.fd-item.sel .fd-cnt { background: var(--gold); color: #fff; }

.count-badge {
  font-size: 12px;
  color: var(--muted);
  margin-left: auto;
  white-space: nowrap;
}

/* ══════════════════════════════════════════════════════════
   SECTION TABS
   ══════════════════════════════════════════════════════════ */
.section-nav {
  background: var(--white);
  border-bottom: 1px solid var(--border2);
  padding: 0 28px;
  position: sticky;
  top: calc(var(--nav-h) + 53px);
  z-index: 140;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}
.section-nav::-webkit-scrollbar { display: none; }
.section-nav-inner {
  max-width: 1160px;
  margin: 0 auto;
  display: flex;
  min-width: max-content;
}
.sec-tab {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 12px 18px;
  font-family: inherit;
  font-size: 13px;
  font-weight: 500;
  color: var(--muted);
  background: none;
  border: none;
  border-bottom: 2.5px solid transparent;
  cursor: pointer;
  transition: .15s;
  white-space: nowrap;
  -webkit-tap-highlight-color: transparent;
  margin-bottom: -1px;
}
.sec-tab:hover { color: var(--brown); }
.sec-tab.active { color: var(--brown); border-bottom-color: var(--gold); font-weight: 600; }
.tab-count {
  font-size: 10px;
  font-weight: 700;
  background: var(--bg3);
  color: var(--muted);
  padding: 1px 7px;
  border-radius: 10px;
}
.sec-tab.active .tab-count { background: var(--gold-muted); color: var(--gold); }

/* ══════════════════════════════════════════════════════════
   MAIN LAYOUT
   ══════════════════════════════════════════════════════════ */
.page-wrap {
  max-width: 1160px;
  margin: 0 auto;
  padding: 28px 28px 80px;
  display: grid;
  grid-template-columns: 1fr 288px;
  gap: 28px;
  align-items: start;
}

/* ══════════════════════════════════════════════════════════
   ARTICLE CARDS
   ══════════════════════════════════════════════════════════ */
.articles-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}

.art-card {
  background: var(--white);
  border: 1px solid var(--border2);
  border-radius: var(--radius);
  overflow: hidden;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: box-shadow .22s, transform .22s, border-color .22s;
}
.art-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-3px);
  border-color: var(--border);
}
.art-card.featured {
  grid-column: 1 / -1;
}
.art-card.featured .art-thumb { height: 240px; }
.art-card.featured .art-title { font-size: 18px; }

.art-thumb {
  height: 186px;
  background: var(--bg3);
  overflow: hidden;
  position: relative;
  flex-shrink: 0;
}
.art-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .35s;
}
.art-card:hover .art-thumb img { transform: scale(1.05); }
.art-thumb-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 54px;
  background: linear-gradient(135deg, var(--gold-light), var(--bg3));
}

/* Badge danh mục trên ảnh */
.art-cat-badge {
  position: absolute;
  bottom: 10px;
  left: 10px;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  background: rgba(255,255,255,.92);
  color: var(--brown);
  padding: 4px 10px;
  border-radius: 20px;
  backdrop-filter: blur(4px);
}

.art-body {
  padding: 16px 18px;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.art-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
  flex-wrap: wrap;
}
.art-date {
  font-size: 11px;
  color: var(--muted);
  margin-left: auto;
}
.art-author {
  font-size: 11px;
  color: var(--gold);
  font-weight: 500;
}
.art-title {
  font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Text', 'SF Pro Display', 'Helvetica Neue', Arial, sans-serif;
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  line-height: 1.45;
  margin-bottom: 8px;
  letter-spacing: -.1px;
  text-transform: uppercase;
}
.art-excerpt {
  font-size: 12.5px;
  color: var(--text2);
  line-height: 1.7;
  flex: 1;
}
.art-footer {
  margin-top: 12px;
  padding-top: 10px;
  border-top: 1px solid var(--border2);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}
.art-tags { display: flex; gap: 5px; flex-wrap: wrap; }
.art-tag {
  font-size: 10px;
  color: var(--muted);
  background: var(--bg2);
  padding: 2px 8px;
  border-radius: 10px;
  border: 1px solid var(--border2);
}
.art-read {
  font-size: 12px;
  font-weight: 600;
  color: var(--gold);
  display: flex;
  align-items: center;
  gap: 4px;
  white-space: nowrap;
  flex-shrink: 0;
}

/* Nút sửa/xoá trên card */
.card-edit-btn, .card-del-btn {
  display: none;
  position: absolute;
  top: 10px;
  padding: 4px 11px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 700;
  cursor: pointer;
  border: none;
  transition: .15s;
  z-index: 2;
  -webkit-tap-highlight-color: transparent;
  line-height: 1.5;
}
.card-edit-btn {
  left: 10px;
  background: rgba(255,255,255,.92);
  color: var(--brown);
  border: 1px solid var(--border);
}
.card-edit-btn:hover { background: var(--gold); color: #fff; border-color: var(--gold); }
.card-del-btn {
  right: 10px;
  background: rgba(255,255,255,.92);
  color: var(--red);
  border: 1px solid rgba(192,80,80,.25);
}
.card-del-btn:hover { background: var(--red); color: #fff; }

/* ══════════════════════════════════════════════════════════
   SIDEBAR
   ══════════════════════════════════════════════════════════ */
.sidebar { position: sticky; top: calc(var(--nav-h) + 110px); }
.sidebar-widget {
  background: var(--white);
  border: 1px solid var(--border2);
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 18px;
}
.sidebar-widget:last-child { margin-bottom: 0; }
.sw-head {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border2);
  background: var(--bg2);
  display: flex;
  align-items: center;
  gap: 9px;
}
.sw-icon {
  width: 26px;
  height: 26px;
  background: linear-gradient(135deg, var(--gold), var(--brown2));
  border-radius: 7px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  flex-shrink: 0;
}
.sw-head h3 {
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
}
.sw-body { padding: 14px 16px; }

/* Popular list */
.pop-list { display: flex; flex-direction: column; gap: 10px; }
.pop-item {
  display: flex;
  gap: 11px;
  cursor: pointer;
  padding: 8px;
  border-radius: var(--radius-sm);
  transition: .15s;
  align-items: flex-start;
}
.pop-item:hover { background: var(--gold-light); }
.pop-num {
  font-size: 20px;
  font-weight: 700;
  color: var(--border);
  line-height: 1;
  flex-shrink: 0;
  width: 26px;
  text-align: center;
  font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Text', 'SF Pro Display', 'Helvetica Neue', Arial, sans-serif;
  margin-top: 1px;
}
.pop-item.top .pop-num { color: var(--gold2); }
.pop-title {
  font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Text', 'SF Pro Display', 'Helvetica Neue', Arial, sans-serif;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--text);
  line-height: 1.4;
  text-transform: uppercase;
}
.pop-cat {
  font-size: 11px;
  color: var(--muted);
  margin-top: 3px;
}

/* Quote / Pháp ngữ */
.dharma-quote {
  padding: 14px;
  background: var(--gold-light);
  border-radius: var(--radius-sm);
  border-left: 3px solid var(--gold);
}
.dharma-quote p {
  font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Text', 'SF Pro Display', 'Helvetica Neue', Arial, sans-serif;
  font-size: 13px;
  font-style: italic;
  color: var(--brown);
  line-height: 1.7;
}
.dharma-quote cite {
  display: block;
  font-family: inherit;
  font-size: 11px;
  color: var(--muted);
  margin-top: 8px;
  font-style: normal;
  font-weight: 600;
}

/* ══════════════════════════════════════════════════════════
   LOADING / EMPTY STATES
   ══════════════════════════════════════════════════════════ */
.state-box {
  grid-column: 1 / -1;
  text-align: center;
  padding: 60px 24px;
  color: var(--muted);
}
.state-box .ico { font-size: 50px; margin-bottom: 14px; }
.state-box p { font-size: 14px; line-height: 1.7; }
.spinner {
  width: 36px;
  height: 36px;
  border: 3px solid var(--border);
  border-top-color: var(--gold);
  border-radius: 50%;
  animation: spin .8s linear infinite;
  margin: 0 auto 14px;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ══════════════════════════════════════════════════════════
   TOAST
   ══════════════════════════════════════════════════════════ */
.toast {
  position: fixed;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%) translateY(10px);
  z-index: 9999;
  background: var(--brown-dark);
  color: #fff;
  padding: 11px 22px;
  border-radius: 30px;
  font-size: 13px;
  font-weight: 500;
  opacity: 0;
  pointer-events: none;
  transition: opacity .25s, transform .25s;
  white-space: nowrap;
  box-shadow: var(--shadow-xl);
}
.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ══════════════════════════════════════════════════════════
   MODAL ĐỌC BÀI
   ══════════════════════════════════════════════════════════ */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 500;
  background: rgba(30,20,10,.65);
  backdrop-filter: blur(5px);
  -webkit-backdrop-filter: blur(5px);
  align-items: stretch;
  justify-content: center;
  padding: 0;
  overflow: hidden;
}
.modal-overlay.open { display: flex; }
.modal {
  background: var(--white);
  border-radius: 0;
  max-width: 100%;
  width: 100%;
  box-shadow: var(--shadow-xl);
  animation: modalUp .28s cubic-bezier(.34,1.2,.64,1);
  position: relative;
  overflow: hidden;
  margin: 0;
  display: flex;
  flex-direction: column;
  height: 100dvh;
  height: 100vh;
  max-height: 100dvh;
  max-height: 100vh;
}
/* Giữ bo góc bằng reader-bar border-radius + scroll-area border-radius */
@keyframes modalUp {
  from { opacity: 0; transform: translateY(24px) scale(.97); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}

.modal-hero-img {
  height: 300px;
  background: var(--bg3);
  overflow: hidden;
  position: relative;
}
.modal-hero-img img { width: 100%; height: 100%; object-fit: cover; }
.modal-hero-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 72px;
  background: linear-gradient(135deg, var(--gold-light), var(--bg3));
}

/* Thanh cỡ chữ */
.reader-bar-wrapper {
  display: contents; /* Trên desktop, wrapper không ảnh hưởng layout */
}
.rbar-scroll-arrow {
  display: none; /* Ẩn mũi tên trên desktop */
}
.reader-bar {
  display: flex;
  align-items: flex-end;
  gap: 10px;
  padding: 10px 14px;
  background: var(--bg2);
  border-bottom: 1px solid var(--border2);
  border-radius: 0;
  flex-wrap: nowrap;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  min-height: 68px;
  flex-shrink: 0;
}
.reader-bar::-webkit-scrollbar { display: none; }

/* ── Reader-bar groups with labels ── */
.rbar-group { display: flex; flex-direction: column; align-items: center; gap: 5px; flex-shrink: 0; }
.rbar-group-label { font-size: 10px; font-weight: 700; color: var(--muted); text-transform: uppercase; letter-spacing: .4px; white-space: nowrap; }
.rbar-group-row { display: flex; align-items: center; gap: 5px; }
.rbar-group .reader-bg-group { margin: 0; }

/* Disabled swatch */
.reader-bg-swatch-btn:disabled { opacity: 0.22; cursor: not-allowed; pointer-events: none; }
/* Ẩn nút nền không phù hợp với theme hiện tại */
.reader-bg-swatch-btn[style*="display: none"],
.rp-bg-btn[style*="display: none"] { display: none !important; }

/* Hide edit/del buttons always */
#modalEditBtn, #modalDelBtn { display: none !important; }
.reader-bar-label {
  font-size: 11px;
  font-weight: 600;
  color: var(--muted);
  white-space: nowrap;
}
/* Nút tăng/giảm cỡ chữ trong reader-bar */
.rbar-fs-btn {
  width: 36px;
  height: 36px;
  flex-shrink: 0;
  border-radius: 10px;
  border: 1.5px solid var(--border);
  background: var(--bg2);
  color: var(--text2);
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
  transition: border-color .15s, background .15s, color .15s;
  font-family: inherit;
  -webkit-tap-highlight-color: transparent;
  white-space: nowrap;
}
.rbar-fs-btn:hover { border-color: var(--gold); color: var(--gold); background: var(--gold-light); }
.rbar-fs-btn:active { transform: scale(.92); }

.reader-size-display {
  font-size: 12px;
  color: var(--gold);
  font-weight: 700;
  min-width: 34px;
  text-align: center;
  white-space: nowrap;
}

.reader-bg-group {
  display: flex;
  gap: 5px;
  align-items: center;
  flex-wrap: nowrap;
  flex-shrink: 0;
}

/* Nút nền cũ — giữ lại cho tương thích */
.reader-bg-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  border: 1.5px solid var(--border);
  border-radius: 20px;
  background: var(--bg2);
  color: var(--text2);
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  transition: all .15s;
  white-space: nowrap;
}
.reader-bg-btn:hover { border-color: var(--gold); }
.reader-bg-btn.active { border-color: var(--gold); background: var(--gold-light); color: var(--text); font-weight: 600; }

/* Nút nền gọn — chỉ là hình tròn màu */
.reader-bg-swatch-btn {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: 2px solid transparent;
  background: none;
  padding: 3px;
  cursor: pointer;
  transition: border-color .15s, transform .15s, opacity .15s;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  -webkit-tap-highlight-color: transparent;
}
.reader-bg-swatch-btn span {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  display: block;
}
.reader-bg-swatch-btn:hover { border-color: var(--gold); transform: scale(1.1); }
.reader-bg-swatch-btn.active { border-color: var(--gold); box-shadow: 0 0 0 2px var(--gold-light); }

.bg-swatch {
  width: 14px;
  height: 14px;
  border-radius: 4px;
  flex-shrink: 0;
  display: inline-block;
}

/* ── RIBBON BOOKMARK kiểu ebook ─────────────────────────── */
.bm-ribbon-wrap {
  position: absolute;
  top: 0;
  right: 70px; /* bên cạnh nút X, không che */
  z-index: 30;
  display: none;
  cursor: pointer;
  filter: drop-shadow(0 4px 12px rgba(200,150,62,.5));
}
.bm-ribbon-wrap.visible { display: block; }
.bm-ribbon {
  width: 30px;
  display: block;
  transform-origin: top center;
  animation: ribbonDrop .4s cubic-bezier(.34,1.4,.64,1) both;
}
@keyframes ribbonDrop {
  from { transform: translateY(-50px); opacity: 0; }
  to   { transform: translateY(0); opacity: 1; }
}
.bm-ribbon-tip {
  position: absolute;
  top: calc(100% + 6px);
  left: 50%;
  transform: translateX(-50%);
  background: var(--brown-dark);
  color: #fff;
  font-size: 10px;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: 6px;
  white-space: nowrap;
  opacity: 0;
  transition: opacity .18s;
  pointer-events: none;
  font-family: inherit;
}
.bm-ribbon-tip::before {
  content: '';
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  border: 4px solid transparent;
  border-bottom-color: var(--brown-dark);
}
.bm-ribbon-wrap:hover .bm-ribbon-tip { opacity: 1; }

.modal-body {
  padding: 40px 30px 32px;
  max-width: 820px;
  margin: 0 auto;
  width: 100%;
}
.modal-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
  flex-wrap: wrap;
}
.modal-cat {
  font-size: 10px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  font-weight: 700;
  padding: 4px 11px;
  border-radius: 20px;
  background: var(--gold-muted);
  color: var(--brown);
}
.modal-date { font-size: 12px; color: var(--muted); }
.modal-author { font-size: 12px; color: var(--gold); margin-left: auto; font-weight: 500; }
.modal-title {
  font-family: 'Bookerly', 'Lora', Georgia, serif;
  font-size: clamp(20px, 2.8vw, 28px);
  font-weight: 700;
  color: var(--text);
  line-height: 1.3;
  margin-bottom: 18px;
  letter-spacing: -.4px;
  text-transform: uppercase;
  text-align: center; 
}
.modal-content {
  font-family: 'Bookerly', 'Lora', Georgia, serif;
  font-size: 15px;
  color: var(--text);
  line-height: 1.9;
  white-space: pre-line;
}
.modal-content strong { color: var(--brown); font-weight: 700; }
.modal-content em { color: var(--gold); }
.modal-content img {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  margin: 12px 0;
  display: block;
  cursor: pointer;
  transition: transform .2s;
}
.modal-content img:hover { transform: scale(1.01); }

.modal-tags {
  display: flex;
  gap: 7px;
  flex-wrap: wrap;
  margin-top: 22px;
  padding-top: 16px;
  border-top: 1px solid var(--border2);
}
.modal-tag {
  font-size: 11.5px;
  color: var(--muted);
  background: var(--bg2);
  padding: 4px 11px;
  border-radius: 20px;
  border: 1px solid var(--border2);
}
.modal-action-bar {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 18px;
}

/* Modal-close đã chuyển vào reader-bar — không còn absolute */
.modal-close {
  position: static;
  background: var(--bg3);
  border: 1px solid var(--border2);
  color: var(--text);
  width: 32px;
  height: 32px;
  border-radius: 50%;
  cursor: pointer;
  font-size: 15px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: .2s;
  flex-shrink: 0;
   /* đẩy sang phải tận cùng */
  -webkit-tap-highlight-color: transparent;
}
.modal-close:hover { background: var(--bg2); color: var(--gold); }

/* Nút Sửa nhỏ gọn trong reader-bar */
.rbar-edit-btn {
  display: none;
  align-items: center;
  gap: 5px;
  padding: 5px 12px;
  background: var(--white);
  color: var(--brown);
  border: 1.5px solid var(--brown2);
  border-radius: 16px;
  font-family: inherit;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  transition: .15s;
  flex-shrink: 0;
  -webkit-tap-highlight-color: transparent;
}
.rbar-edit-btn:hover { background: var(--gold-muted); }

/* Nút Xoá icon trong reader-bar */
.rbar-del-btn {
  display: none;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  padding: 0;
  background: var(--white);
  color: var(--red);
  border: 1.5px solid rgba(192,80,80,.3);
  border-radius: 50%;
  font-size: 14px;
  cursor: pointer;
  transition: .15s;
  flex-shrink: 0;
  -webkit-tap-highlight-color: transparent;
}
.rbar-del-btn:hover { background: #fff0f0; border-color: var(--red); }

/* Bookmark nhỏ gọn trong reader-bar */
.rbar-bookmark {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 5px 11px;
  border: 1.5px solid var(--border);
  border-radius: 16px;
  background: var(--bg2);
  color: var(--text2);
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  white-space: nowrap;
  transition: all .15s;
  flex-shrink: 0;
  font-family: inherit;
  -webkit-tap-highlight-color: transparent;
}
.rbar-bookmark:hover { border-color: var(--gold); color: var(--gold); }
.rbar-bookmark.bookmarked {
  border-color: var(--gold);
  background: var(--gold-light);
  color: var(--brown);
  font-weight: 600;
}
.rbar-bookmark .bm-label { font-size: 12px; }

[data-theme="dark"] .rbar-edit-btn { background: var(--bg2); }
[data-theme="dark"] .rbar-del-btn  { background: var(--bg2); }

.btn-edit-modal {
  display: none;
  align-items: center;
  gap: 6px;
  padding: 9px 16px;
  background: var(--white);
  color: var(--brown);
  border: 1.5px solid var(--brown2);
  border-radius: 20px;
  font-family: inherit;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: .18s;
}
.btn-edit-modal:hover { background: var(--gold-muted); }
.btn-del-modal {
  display: none;
  align-items: center;
  gap: 6px;
  padding: 9px 16px;
  background: var(--white);
  color: var(--red);
  border: 1.5px solid rgba(192,80,80,.3);
  border-radius: 20px;
  font-family: inherit;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: .18s;
}
.btn-del-modal:hover { background: #fff0f0; border-color: var(--red); }

/* ── Form login fields (giữ lại cho modal đăng nhập) ───── */
.fgroup { display: flex; flex-direction: column; gap: 6px; }
.fgroup label {
  font-size: 12px;
  font-weight: 600;
  color: var(--text2);
  letter-spacing: .3px;
}
.fgroup label span { color: var(--red); margin-left: 2px; }
.finput, .fselect {
  width: 100%;
  padding: 10px 14px;
  border: 1.5px solid var(--border2);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 14px;
  color: var(--text);
  background: var(--bg);
  outline: none;
  transition: border-color .2s, background .2s;
}
.finput:focus, .fselect:focus {
  border-color: var(--gold);
  background: var(--white);
}
.frow { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }

/* RTE Toolbar */
.rte-wrap {
  border: 1.5px solid var(--border2);
  border-radius: var(--radius-sm);
  overflow: hidden;
  transition: border-color .2s;
}
.rte-wrap:focus-within { border-color: var(--gold); }
.rte-toolbar {
  display: flex;
  gap: 2px;
  padding: 6px 8px;
  background: var(--bg2);
  border-bottom: 1px solid var(--border2);
  flex-wrap: wrap;
  align-items: center;
}
.rte-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border: 1.5px solid transparent;
  border-radius: 6px;
  background: none;
  cursor: pointer;
  font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Text', 'SF Pro Display', 'Helvetica Neue', Arial, sans-serif;
  font-size: 13px;
  font-weight: 700;
  color: var(--muted);
  transition: .15s;
}
.rte-btn:hover { background: var(--white); border-color: var(--border); color: var(--text); }
.rte-sep { width: 1px; height: 18px; background: var(--border); margin: 0 3px; }
.rte-hint { font-size: 10px; color: var(--muted); margin-left: auto; white-space: nowrap; }
.rte-area {
  width: 100%;
  padding: 12px 14px;
  border: none;
  outline: none;
  font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Text', 'SF Pro Display', 'Helvetica Neue', Arial, sans-serif;
  font-size: 14px;
  color: var(--text);
  line-height: 1.8;
  resize: vertical;
  min-height: 220px;
  background: var(--white);
}

/* ══════════════════════════════════════════════════════════
   FORM THÊM / SỬA BÀI (thiết kế mới)
   ══════════════════════════════════════════════════════════ */
.add-overlay {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 300;
  background: rgba(28,20,10,.72);
  backdrop-filter: blur(5px);
  -webkit-backdrop-filter: blur(5px);
  align-items: flex-start;
  justify-content: center;
  padding: 32px 16px;
  overflow-y: auto;
}
.add-overlay.open { display: flex; }

.add-modal {
  background: var(--white);
  border-radius: 12px;
  max-width: 700px;
  width: 100%;
  box-shadow: var(--shadow-xl);
  animation: modalUp .25s ease;
  position: relative;
}

.add-header {
  padding: 18px 22px 14px;
  border-bottom: 1px solid var(--border2);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.add-header h2 {
  font-family: 'Bookerly', 'Lora', Georgia, serif;
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
}
.add-header-sub {
  font-size: 11px;
  color: var(--muted);
  margin-top: 3px;
}

.add-body { padding: 22px; }
.add-footer {
  padding: 14px 22px 18px;
  border-top: 1px solid var(--border2);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
}

/* Form rows */
.form-row { margin-bottom: 16px; }
.form-row label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--text2);
  margin-bottom: 5px;
  letter-spacing: .3px;
}
.form-row label span { color: var(--red); margin-left: 2px; }
.form-2col { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }

/* Form inputs */
.fi {
  width: 100%;
  padding: 9px 12px;
  border: 1.5px solid var(--border2);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 13px;
  color: var(--text);
  outline: none;
  background: var(--bg);
  transition: border-color .2s, background .2s;
}
.fi:focus { border-color: var(--gold); background: var(--white); }
.fi-ta { min-height: 100px; resize: vertical; line-height: 1.6; }
select.fi {
  appearance: none;
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%238A7B68' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 32px;
}

/* Ảnh preview trong form */
.img-preview {
  width: 100%;
  height: 110px;
  border: 1.5px solid var(--border2);
  border-radius: var(--radius-sm);
  margin-top: 8px;
  object-fit: cover;
  display: none;
  background: var(--bg2);
}
.img-preview.on { display: block; }

/* Buttons */
.btn-cancel {
  padding: 9px 18px;
  border: 1.5px solid var(--border);
  border-radius: 20px;
  background: var(--white);
  font-family: inherit;
  font-size: 13px;
  font-weight: 600;
  color: var(--muted);
  cursor: pointer;
  transition: .2s;
}
.btn-cancel:hover { border-color: var(--text2); color: var(--text); }

.btn-save {
  padding: 9px 20px;
  background: var(--gold);
  color: #fff;
  border: none;
  border-radius: 20px;
  font-family: inherit;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  transition: .2s;
  display: flex;
  align-items: center;
  gap: 6px;
  box-shadow: 0 2px 8px rgba(200,150,62,.3);
}
.btn-save:hover { background: var(--brown2); }
.btn-save:disabled { opacity: .6; pointer-events: none; }

/* RTE toolbar bổ sung */
.rte-color-wrap {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  cursor: pointer;
  width: 22px;
  height: 28px;
  justify-content: center;
  flex-shrink: 0;
}
.rte-color-label {
  font-size: 12px;
  font-weight: 700;
  color: var(--text);
  line-height: 1;
  pointer-events: none;
  position: relative;
  z-index: 1;
}
.rte-color-input {
  position: absolute;
  inset: 0;
  opacity: 0;
  width: 100%;
  height: 100%;
  cursor: pointer;
  border: none;
  padding: 0;
}
.rte-color-bar {
  height: 3px;
  width: 18px;
  border-radius: 2px;
  margin-top: 1px;
  pointer-events: none;
}
.rte-select {
  height: 28px;
  padding: 0 6px;
  border: 1px solid var(--border);
  border-radius: 4px;
  font-family: inherit;
  font-size: 11px;
  font-weight: 600;
  color: var(--text);
  background: var(--white);
  cursor: pointer;
  outline: none;
  max-width: 110px;
  transition: border-color .15s;
}
.rte-select:focus { border-color: var(--gold); }
.rte-select-sm { max-width: 48px; padding: 0 4px; }
.rte-btn-img { color: var(--gold); }
.rte-btn-img:hover { background: var(--white); border-color: var(--gold); }

/* Căn lề và Viết hoa trong RTE */
.rte-align-group { display: flex; gap: 2px; }
.rte-align-btn.active {
  background: var(--gold);
  color: #fff;
  border-color: var(--gold);
}
.rte-uppercase-btn {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .3px;
  color: var(--text2);
  min-width: 30px;
}
.rte-uppercase-btn.active {
  background: var(--gold);
  color: #fff;
  border-color: var(--gold);
}

/* Live preview panel */
.rte-preview-toggle {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 5px 10px;
  background: var(--bg2);
  border-top: 1px solid var(--border2);
  font-size: 11px;
  font-weight: 600;
  color: var(--muted);
  cursor: pointer;
  user-select: none;
  transition: color .15s;
}
.rte-preview-toggle:hover { color: var(--gold); }
.rte-preview-toggle .preview-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--border);
  flex-shrink: 0;
  transition: background .2s;
}
.rte-preview-toggle.on { color: var(--gold); }
.rte-preview-toggle.on .preview-dot { background: var(--gold); }
.rte-preview-panel {
  display: none;
  padding: 12px 14px;
  background: var(--bg);
  border-top: 1px solid var(--border2);
  min-height: 60px;
  max-height: 300px;
  overflow-y: auto;
  font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Text', 'SF Pro Display', 'Helvetica Neue', Arial, sans-serif;
  font-size: 14px;
  line-height: 1.8;
  color: var(--text);
  white-space: pre-wrap;
}
.rte-preview-panel.on { display: block; }
.rte-preview-panel strong { color: var(--brown); font-weight: 700; }
.rte-preview-panel img { max-width: 100%; height: auto; border-radius: 4px; margin: 6px 0; display: block; }

/* Image insert popup */
.img-insert-popup {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 600;
  background: rgba(28,20,10,.65);
  backdrop-filter: blur(4px);
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.img-insert-popup.open { display: flex; }
.img-insert-box {
  background: var(--white);
  border-radius: 10px;
  padding: 24px;
  max-width: 480px;
  width: 100%;
  box-shadow: var(--shadow-xl);
  animation: modalUp .2s ease;
}
.img-insert-box h3 {
  font-size: 15px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 16px;
}
.img-url-row {
  display: flex;
  gap: 8px;
  margin-bottom: 8px;
  align-items: center;
}
.img-url-row input {
  flex: 1;
  padding: 8px 11px;
  border: 1.5px solid var(--border2);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 13px;
  color: var(--text);
  background: var(--bg);
  outline: none;
  transition: border-color .2s;
}
.img-url-row input:focus { border-color: var(--gold); background: var(--white); }
.img-preview-thumb {
  width: 48px;
  height: 40px;
  object-fit: cover;
  border-radius: 4px;
  border: 1.5px solid var(--border2);
  display: none;
  flex-shrink: 0;
}
.img-preview-thumb.on { display: block; }
.img-row-del {
  background: none;
  border: none;
  color: var(--muted);
  cursor: pointer;
  font-size: 14px;
  padding: 4px 6px;
  border-radius: 4px;
  flex-shrink: 0;
  transition: .15s;
  line-height: 1;
}
.img-row-del:hover { background: #fee; color: var(--red); }
.img-add-row-btn {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 6px 12px;
  border: 1.5px dashed var(--border);
  border-radius: var(--radius-sm);
  background: none;
  font-family: inherit;
  font-size: 12px;
  font-weight: 600;
  color: var(--gold);
  cursor: pointer;
  transition: .15s;
  margin-bottom: 4px;
}
.img-add-row-btn:hover { border-color: var(--gold); background: var(--gold-light); }
.img-insert-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  margin-top: 14px;
}

/* Dark mode - form */
[data-theme="dark"] .add-modal,
[data-theme="dark"] .img-insert-box { background: var(--bg2); }
[data-theme="dark"] .add-header,
[data-theme="dark"] .add-footer { border-color: var(--border); }
[data-theme="dark"] .fi,
[data-theme="dark"] select.fi,
[data-theme="dark"] textarea.fi {
  background: var(--bg3) !important;
  background-color: var(--bg3) !important;
  border-color: var(--border);
  color: var(--text);
  -webkit-appearance: none;
  appearance: none;
}
[data-theme="dark"] .fi:focus,
[data-theme="dark"] select.fi:focus,
[data-theme="dark"] textarea.fi:focus {
  background: var(--bg2) !important;
  background-color: var(--bg2) !important;
  border-color: var(--gold);
}
[data-theme="dark"] select.fi {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23C8BFB0' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  background-size: 12px 8px;
  padding-right: 32px;
}
[data-theme="dark"] .img-url-row input { background: var(--bg3); border-color: var(--border); color: var(--text); }
[data-theme="dark"] .btn-cancel { background: var(--bg3); border-color: var(--border); color: var(--muted); }
[data-theme="dark"] .rte-preview-panel { background: var(--bg3); }

@media (max-width: 600px) {
  .form-2col { grid-template-columns: 1fr; }
  .add-body { padding: 16px; }
  .add-footer { padding: 12px 16px 16px; }
}
.confirm-overlay {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 700;
  background: rgba(30,20,10,.65);
  backdrop-filter: blur(4px);
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.confirm-overlay.open { display: flex; }
.confirm-box {
  background: var(--white);
  border-radius: 14px;
  max-width: 380px;
  width: 100%;
  padding: 30px 24px;
  box-shadow: var(--shadow-xl);
  text-align: center;
  animation: modalUp .22s ease;
}
.confirm-box .confirm-ico { font-size: 40px; margin-bottom: 14px; }
.confirm-box h3 {
  font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Text', 'SF Pro Display', 'Helvetica Neue', Arial, sans-serif;
  font-size: 18px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 8px;
}
.confirm-box p {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.65;
  margin-bottom: 22px;
}
.confirm-title { font-weight: 700; color: var(--text); display: block; margin-top: 4px; }
.confirm-actions { display: flex; gap: 10px; justify-content: center; }
.btn-del-confirm {
  padding: 10px 22px;
  background: var(--red);
  color: #fff;
  border: none;
  border-radius: 20px;
  font-family: inherit;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  transition: .18s;
}
.btn-del-confirm:hover { background: #a03030; }
.btn-del-confirm:disabled { opacity: .6; pointer-events: none; }

/* ══════════════════════════════════════════════════════════
   MODAL ĐĂNG NHẬP
   ══════════════════════════════════════════════════════════ */
.login-overlay {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 800;
  background: rgba(30,20,10,.65);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.login-overlay.open { display: flex; }

/* Nút đóng login modal */
.login-close-btn {
  position: absolute;
  top: 14px;
  right: 14px;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: none;
  background: var(--bg2);
  color: var(--muted);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background .15s, color .15s;
  flex-shrink: 0;
}
.login-close-btn:hover { background: var(--bg3); color: var(--text); }
[data-theme="dark"] .login-close-btn { background: var(--bg3); }

/* login-box cần position:relative để nút X absolute đúng chỗ */
.login-box {
  position: relative;
  background: var(--white);
  border-radius: 18px;
  max-width: 400px;
  width: 100%;
  padding: 36px 32px;
  box-shadow: var(--shadow-xl);
  animation: modalUp .28s cubic-bezier(.34,1.2,.64,1);
}
.login-logo {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  margin-bottom: 26px;
}
.login-logo img {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  object-fit: cover;
}
.login-logo h2 {
  font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Text', 'SF Pro Display', 'Helvetica Neue', Arial, sans-serif;
  font-size: 20px;
  font-weight: 700;
  color: var(--text);
  text-align: center;
}
.login-logo p {
  font-size: 12px;
  color: var(--muted);
  text-align: center;
}
.login-err {
  font-size: 13px;
  color: var(--red);
  text-align: center;
  margin-bottom: 10px;
  display: none;
}
.login-err.show { display: block; }
.login-footer {
  margin-top: 14px;
  text-align: center;
  font-size: 12px;
  color: var(--muted);
}
.login-btn {
  width: 100%;
  padding: 12px;
  background: var(--gold);
  color: #fff;
  border: none;
  border-radius: 22px;
  font-family: inherit;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  transition: .18s;
  margin-top: 4px;
  letter-spacing: -.1px;
  box-shadow: 0 4px 14px rgba(200,150,62,.3);
}
.login-btn:hover { background: var(--brown2); }
.login-btn:disabled { opacity: .65; pointer-events: none; }

/* ══════════════════════════════════════════════════════════
   LIGHTBOX
   ══════════════════════════════════════════════════════════ */
.lightbox {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 900;
  background: rgba(0,0,0,.92);
  align-items: center;
  justify-content: center;
  cursor: zoom-out;
}
.lightbox.open { display: flex; }
.lightbox img {
  max-width: 92vw;
  max-height: 88vh;
  border-radius: 8px;
  object-fit: contain;
}

/* ══════════════════════════════════════════════════════════
   CACHE BANNER
   ══════════════════════════════════════════════════════════ */
.cache-banner {
  display: none;
  position: fixed;
  bottom: 80px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 300;
  background: var(--brown-dark);
  color: #fff;
  padding: 10px 20px;
  border-radius: 30px;
  font-size: 13px;
  font-weight: 500;
  box-shadow: var(--shadow-xl);
  gap: 10px;
  align-items: center;
  cursor: pointer;
  transition: .2s;
  white-space: nowrap;
}
.cache-banner.show { display: flex; }
.cache-banner:hover { background: var(--brown); }

/* ══════════════════════════════════════════════════════════
   FOOTER
   ══════════════════════════════════════════════════════════ */
.footer {
  background: var(--brown-dark);
  color: rgba(255,255,255,.7);
  padding: 36px 28px;
}
.footer-inner {
  max-width: 1160px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
}
.footer-brand { display: flex; align-items: center; gap: 12px; }
.footer-brand img { width: 36px; height: 36px; border-radius: 9px; opacity: .85; }
.footer-brand-name {
  font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Text', 'SF Pro Display', 'Helvetica Neue', Arial, sans-serif;
  font-size: 16px;
  font-weight: 600;
  color: var(--gold2);
  line-height: 1.2;
}
.footer-brand-sub { font-size: 10px; color: rgba(255,255,255,.4); letter-spacing: 1.5px; text-transform: uppercase; }
.footer-r {
  text-align: right;
  font-size: 12px;
  line-height: 1.8;
}
.footer-r a { color: rgba(255,255,255,.55); text-decoration: none; }
.footer-r a:hover { color: var(--gold2); }

/* ── DARK MODE — footer (đặt SAU rule gốc để không bị override) ── */
[data-theme="dark"] .footer {
  background: #0E0C08 !important;
  color: rgba(255,255,255,.55);
}
[data-theme="dark"] .footer-brand-sub { color: rgba(255,255,255,.3); }
[data-theme="dark"] .footer-r a { color: rgba(255,255,255,.4); }

/* ══════════════════════════════════════════════════════════
   RESPONSIVE — TABLET
   ══════════════════════════════════════════════════════════ */
@media (max-width: 900px) {
  .page-wrap { grid-template-columns: 1fr; }
  .sidebar { position: static; }
}

/* ══════════════════════════════════════════════════════════
   MOBILE BOTTOM NAV BAR (hidden by default, shown ≤768)
   ══════════════════════════════════════════════════════════ */
.mob-bottom-nav {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 300;
  background: rgba(250,250,248,.97);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-top: 1px solid var(--border2);
  padding: 6px 0 0;
  padding-bottom: max(env(safe-area-inset-bottom), 6px);
  flex-direction: row;
  justify-content: space-around;
  align-items: flex-start;
}
[data-theme="dark"] .mob-bottom-nav {
  background: rgba(21,18,13,.97);
  border-color: var(--border);
}

.mbn-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  flex: 1;
  padding: 6px 2px 5px;
  background: none;
  border: none;
  color: var(--muted);
  font-family: inherit;
  font-size: 10px;
  font-weight: 500;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
  transition: color .15s;
  letter-spacing: .1px;
  min-width: 0;
}
.mbn-item svg { flex-shrink: 0; }
.mbn-item span { font-size: 10px; line-height: 1.15; text-align: center; white-space: normal; word-break: break-word; max-width: 64px; }
.mbn-item.active { color: var(--gold); font-weight: 700; }
.mbn-item:active { opacity: .65; }

/* ── 3 NÚT LỚN BẰNG NHAU ─────────────────────────────────── */
.mbn-big {
  flex: 1;
  padding: 8px 4px 8px;
  gap: 5px;
  position: relative;
}
.mbn-big span {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .6px;
  max-width: none;
  white-space: nowrap;
}
/* Đường kẻ dọc ngăn cách giữa các nút */
.mbn-big:not(:first-child)::before {
  content: '';
  position: absolute;
  left: 0;
  top: 20%;
  height: 60%;
  width: 1px;
  background: var(--border2);
}
/* Nút TU TẬP — highlight vàng */
.mbn-tutap { color: var(--gold) !important; }
.mbn-tutap:active { opacity: .7; }

.mbn-more-backdrop { display: none; position: fixed; inset: 0; z-index: 290; }
.mbn-more-backdrop.open { display: block; }
.mbn-more-popup {
  display: none; position: fixed;
  bottom: calc(62px + env(safe-area-inset-bottom, 0px));
  left: 10px; right: 10px; z-index: 295;
  background: var(--white);
  border: 1px solid var(--border2);
  border-radius: 18px;
  box-shadow: 0 8px 40px rgba(0,0,0,.22);
  overflow: hidden;
}
[data-theme="dark"] .mbn-more-popup { background: #1e1a13; border-color: var(--border, #3a3226); }
/* Popup ẩn mặc định — chỉ hiện khi có .open VÀ trên mobile */
.mbn-more-popup.open { display: none; animation: morePopIn .22s ease forwards; }
@media (max-width: 768px) {
  .mbn-more-popup.open { display: block; }
  .mbn-danhmuc-popup.open {
    display: grid;
    grid-template-columns: 1fr 1fr;
  }
  .mbn-danhmuc-popup .mbn-more-header {
    grid-column: 1 / -1;
  }
}
@keyframes morePopIn { from { opacity:0; transform:translateY(10px); } to { opacity:1; transform:translateY(0); } }
.mbn-more-header { padding: 12px 18px 10px; font-size: 12px; font-weight: 700; letter-spacing: .5px; color: var(--muted); text-transform: uppercase; border-bottom: 1px solid var(--border2); }
[data-theme="dark"] .mbn-more-header { border-color: var(--border, #3a3226); }
.mbn-more-item { display: flex; align-items: center; gap: 10px; width: 100%; padding: 13px 16px; background: none; border: none; border-bottom: 1px solid var(--border2); font-family: inherit; font-size: 14px; font-weight: 600; color: var(--text); cursor: pointer; text-align: left; -webkit-tap-highlight-color: transparent; transition: background .12s; }
.mbn-more-item:last-child { border-bottom: none; }
.mbn-more-item:nth-last-child(2):nth-child(even) { border-bottom: none; }
.mbn-more-item:active { background: var(--gold-light); color: var(--brown); }
[data-theme="dark"] .mbn-more-item { border-color: var(--border, #3a3226); }
[data-theme="dark"] .mbn-more-item:active { background: rgba(255,255,255,.06); }
.mbn-more-icon { font-size: 18px; }

/* ══════════════════════════════════════════════════════════
   MOBILE ≤768px — Phiên bản nâng cấp
   ══════════════════════════════════════════════════════════ */
@media (max-width: 768px) {

  /* ── GLOBAL ──────────────────────────────────────────── */
  .mob-bottom-nav { display: flex; }
  /* Padding dưới tránh bottom nav che nội dung */
  body { padding-bottom: max(calc(72px + env(safe-area-inset-bottom)), 80px); }

  /* ── TOP NAV ──────────────────────────────────────────── */
  .nav {
    padding: 10px 14px;
    min-height: 56px;
    height: auto;
    --nav-h: 56px;
    gap: 8px;
    align-items: center;
  }
  .nav-center   { display: none; }
  .mob-toggle   { display: none; }

  .nav-r        { gap: 8px; }
  .nav-user-label { display: none; }
  .btn-reading-settings { display: flex; }
  #navLoginBtn  { padding: 8px 14px; font-size: 13px; border-radius: 18px; }
  #navLogoutBtn { padding: 7px 10px; }
  /* Fix: logo không chiếm hết chỗ, nút bên phải không bị khuất */
  .nav-logo-wrap { min-width: 0; flex: 0 1 auto; overflow: hidden; }
  .nav-logo      { min-width: 0; max-width: 100%; gap: 8px; }
  .nav-logo .nl-name {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    font-size: 15px;
  }
  /* Ẩn tagline trên mobile — tiết kiệm không gian ngang */
  .nav-logo .nl-tagline { display: none; }
  .nav-r { flex-shrink: 0; gap: 6px; }
  .nav-logo img { height: 32px; width: 32px; }

  /* ── HERO — gọn & đẹp ────────────────────────────────── */
  .hero { padding: 20px 16px 18px; }
  .hero::before { width: 220px; height: 220px; top: -60px; right: -60px; }
  .hero::after { display: none; }
  .hero-eyebrow { display: none; }
  .hero h1 {
    font-size: clamp(20px, 5.5vw, 26px);
    margin-bottom: 8px;
    letter-spacing: -.3px;
  }
  .hero-sub {
    font-size: 14px;
    line-height: 1.55;
    color: var(--text2);
  }
  .hero-actions { margin-top: 14px; gap: 8px; }
  .hero-actions .btn { padding: 9px 16px; font-size: 13px; }
  .hero-date {
    margin-top: 14px;
    width: 100%;
    box-sizing: border-box;
    justify-content: flex-start;
    align-items: flex-start;
    text-align: left;
    font-size: 13px;
    padding: 0;
    border-radius: 0;
    gap: 10px;
    flex-wrap: nowrap;
    white-space: normal;
    overflow: hidden;
  }
  .hero-date-icon { font-size: 18px; flex-shrink: 0; margin-top: 1px; }
  #heroDateText {
    display: flex;
    flex-direction: column;
    gap: 4px;
  }
  .hero-date .date-sep { display: none; }

  /* ── TOOLBAR ──────────────────────────────────────────── */
  .toolbar { padding: 0 14px; top: 56px; }
  .toolbar-inner { padding: 9px 0; gap: 8px; flex-wrap: nowrap; }
  .search-wrap { flex: 1; min-width: 0; max-width: none; }
  /* font-size 16px để iOS không zoom khi focus */
  .search-input {
    font-size: 16px;
    padding: 10px 112px 10px 36px;
    border-radius: 24px;
  }
  .count-badge { display: none; }
  .filter-btn { padding: 10px 13px; font-size: 13px; }

  /* ── SECTION TABS ─────────────────────────────────────── */
  .section-nav { padding: 0; top: calc(56px + 48px); }
  .section-nav-inner { padding: 0 14px; }
  .sec-tab {
    padding: 11px 14px;
    font-size: 13px;
    gap: 5px;
  }
  .tab-count { display: none; }

  /* ── MAIN CONTENT ─────────────────────────────────────── */
  .page-wrap { padding: 14px 14px 20px; gap: 0; grid-template-columns: 1fr; }
  .sidebar { display: none; }

  /* ── ARTICLES — list ngang đẹp hơn ───────────────────── */
  .articles-grid { grid-template-columns: 1fr; gap: 10px; }

  .art-card {
    flex-direction: row;
    align-items: stretch;
    border-radius: 12px;
    box-shadow: 0 1px 6px rgba(60,40,10,.07);
  }
  .art-card:active { transform: scale(.985); }

  /* Card đầu tiên (featured) vẫn dạng dọc */
  .art-card.featured {
    flex-direction: column;
    grid-column: 1;
    box-shadow: 0 3px 16px rgba(60,40,10,.1);
  }
  .art-card.featured .art-thumb { height: 185px; width: 100%; }
  .art-card.featured .art-title { font-size: 16px; line-height: 1.4; }
  .art-card.featured .art-excerpt { display: block; -webkit-line-clamp: unset; font-size: 13px; }

  /* Thumbnail nhỏ bên trái */
  .art-thumb {
    width: 108px;
    height: auto;
    min-height: 108px;
    flex-shrink: 0;
    border-radius: 0;
  }
  .art-thumb-placeholder { font-size: 32px; }
  .art-cat-badge {
    font-size: 9.5px;
    padding: 3px 8px;
    bottom: 6px;
    left: 6px;
    letter-spacing: .5px;
  }

  /* Body card */
  .art-body { padding: 11px 13px; min-width: 0; }
  .art-meta { margin-bottom: 5px; gap: 6px; }
  .art-author { font-size: 11px; font-weight: 600; }
  .art-date   { font-size: 11px; }
  .art-title {
    font-size: 14.5px;
    line-height: 1.4;
    margin-bottom: 5px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    letter-spacing: -.1px;
  }
  .art-excerpt {
    font-size: 12.5px;
    line-height: 1.55;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    color: var(--text2);
  }
  .art-footer {
    margin-top: 8px;
    padding-top: 7px;
  }
  .art-tags   { display: none; }
  .art-read   { font-size: 12px; margin-left: auto; gap: 3px; }
  .card-edit-btn, .card-del-btn { padding: 3px 9px; font-size: 10.5px; }

  /* ── MOBILE BOTTOM NAV — to hơn ──────────────────────── */
  .mbn-item {
    font-size: 11px;
    padding: 7px 2px 6px;
    gap: 4px;
  }
  .mbn-item svg { width: 22px; height: 22px; }

  /* ── MODAL ĐỌC BÀI — fullscreen với scroll đúng ──────── */
  .modal-overlay {
    padding: 0 !important;
    align-items: stretch !important;
    overflow: hidden;
  }
  .modal {
    border-radius: 0 !important;
    max-width: 100% !important;
    width: 100% !important;
    height: 100dvh;
    height: 100vh;
    max-height: 100dvh;
    max-height: 100vh;
    margin: 0 !important;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    animation: none !important;
  }
  /* Hero ảnh cố định, không cuộn */
  .modal-hero-img {
    height: 200px;
    flex-shrink: 0;
  }

  /* ── Reader bar mobile: 1 hàng scroll ngang, nhóm có label ── */
  .reader-bar-wrapper {
    position: relative;
    flex-shrink: 0;
    width: 100%;
    display: flex;
    align-items: center;
    background: var(--bg2);
  }
  .rbar-scroll-arrow {
    display: flex;
    position: absolute;
    z-index: 10;
    top: 0;
    bottom: 0;
    width: 32px;
    align-items: center;
    justify-content: center;
    color: var(--muted);
    background: var(--bg2);
    cursor: pointer;
    opacity: 0.8;
    transition: opacity 0.2s, transform 0.2s;
  }
  .rbar-scroll-arrow.hidden {
    opacity: 0;
    pointer-events: none;
    transform: scale(0.8);
  }
  .rbar-scroll-left {
    left: 0;
    background: linear-gradient(to right, var(--bg2) 60%, transparent);
  }
  .rbar-scroll-right {
    right: 0;
    background: linear-gradient(to left, var(--bg2) 60%, transparent);
  }
  .reader-bar {
    flex: 1;
    padding: 8px 12px;
    gap: 12px;
    overflow-x: auto;
    flex-wrap: nowrap;
    min-height: unset;
    border-radius: 0;
    height: auto;
    align-items: flex-end;
  }
  .reader-bar-label { display: none; }
  .rbar-group-label { display: block; font-size: 9px; }
  .reader-size-display { font-size: 11px; min-width: 28px; }
  .reader-bar-sep { display: none; }
  .reader-bg-group { gap: 4px; }
  .reader-bg-swatch-btn { width: 30px; height: 30px; }
  .rbar-fs-btn { width: 32px; height: 32px; font-size: 12px; }
  .reader-bar-spacer { flex: 0 0 0; min-width: 0; height: 0; display: none; }
  .modal-close { margin-left: 0; width: 32px; height: 32px; font-size: 14px; }
  /* Thu nhỏ nút Nghe, Chia sẻ trên mobile thành dạng Icon (ẩn chữ) cho vừa màn hình */
  .rbar-bookmark { padding: 6px 12px; gap: 0; justify-content: center; min-width: 32px; height: 32px; }
  .rbar-bookmark .bm-icon { font-size: 15px; margin: 0; }
  .rbar-bookmark .bm-label { display: none; }
  /* Ribbon ẩn trên mobile — không đủ chỗ */
  .bm-ribbon-wrap { display: none !important; }
  /* Vùng cuộn nội dung */
  .modal-scroll-area {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    -webkit-overflow-scrolling: touch;
    overscroll-behavior: contain;
  }
  .modal-body { padding: 18px 20px 100px !important; }
  /* Tiêu đề bài đọc to hơn */
  .modal-title {
    font-size: 20px !important;
    line-height: 1.3 !important;
    letter-spacing: -.2px;
  }
  .modal-meta { gap: 7px; flex-wrap: wrap; }
  .modal-meta > * { font-size: 12px; }
  /* Nội dung bài viết dễ đọc hơn trên mobile */
  #modalContent {
    font-size: var(--reader-font-size, 13px);
    line-height: 1.85 !important;
  }
  /* Nút X — inline trong reader-bar, to hơn chút */
  .modal-close {
    width: 36px;
    height: 36px;
    font-size: 15px;
  }
  /* FAB cài đặt đọc trong modal — vị trí an toàn */
  .modal-reading-fab {
    bottom: 20px;
    right: 16px;
    width: 48px;
    height: 48px;
    font-size: 18px;
  }
  /* Bài liên quan — chữ to hơn */
  .related-title { font-size: 14.5px; }
  .related-meta  { font-size: 12px; }
  .related-num   { font-size: 15px; width: 38px; }

  /* ── FORM THÊM/SỬA — fullscreen ──────────────────────── */
  .add-overlay { padding: 0; align-items: stretch; }
  .add-modal {
    border-radius: 0;
    max-width: 100%;
    height: 100dvh;
    height: 100vh;
    display: flex;
    flex-direction: column;
    animation: none;
  }
  .add-header { padding: 14px 16px; flex-shrink: 0; }
  .add-body {
    flex: 1;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    padding: 16px;
    display: block;
  }
  .add-body-left { width: 100%; box-sizing: border-box; }
  .add-body-right { width: 100%; box-sizing: border-box; }
  .add-footer {
    flex-shrink: 0;
    padding: 12px 16px;
    padding-bottom: max(env(safe-area-inset-bottom, 14px), 16px);
  }
  .form-2col { grid-template-columns: 1fr; gap: 0; }
  .form-2col .form-row { margin-bottom: 12px; }
  .rte-area { min-height: 150px; font-size: 15px; }
  .rte-select { max-width: 80px; }
  /* Inputs to hơn cho ngón tay */
  .finput, .fselect {
    font-size: 16px;
    padding: 11px 14px;
  }
  .form-label { font-size: 13px; }
  /* Select không bị cắt chữ */
  select.fi { width: 100%; box-sizing: border-box; }
  /* Toc toggle — label không vỡ xấu, ẩn sub */
  .toc-toggle-label { white-space: normal; }
  .toc-toggle-sub { display: none; }

  /* ── ĐĂNG NHẬP — bottom sheet ─────────────────────────── */
  .login-overlay { align-items: flex-end; padding: 0; }
  .login-box {
    border-radius: 22px 22px 0 0;
    position: relative;   /* giữ relative để nút X absolute bám đúng */
    width: 100%;
    max-width: 100%;
    padding: 28px 22px;
    padding-bottom: max(env(safe-area-inset-bottom, 24px), 28px);
    animation: slideUp .28s cubic-bezier(.34,1.2,.64,1);
  }
  .login-box h2 { font-size: 20px; }
  .login-input { font-size: 16px; padding: 13px 14px; }
  .login-btn   { font-size: 15px; padding: 13px; }
  /* Ẩn nút Dark Mode trên nav — bottom nav đã có */
  .nav-dark-mode-btn { display: none !important; }

  /* ── CONFIRM ──────────────────────────────────────────── */
  .confirm-box { padding: 24px 20px; border-radius: 18px; }
  .confirm-box h3 { font-size: 17px; }
  .confirm-box p  { font-size: 14px; }

  /* ── MOBILE MENU — drawer từ bottom ──────────────────── */
  .mob-menu {
    top: auto;
    bottom: max(calc(60px + env(safe-area-inset-bottom)), 68px);
    border-radius: 22px 22px 0 0;
    border-top: 1px solid var(--border2);
    max-height: 70vh;
    padding: 16px 14px 12px;
  }
  /* Handle drag indicator */
  .mob-menu::before {
    content: '';
    display: block;
    width: 36px;
    height: 4px;
    background: var(--border);
    border-radius: 2px;
    margin: 0 auto 14px;
    flex-shrink: 0;
  }
  .mob-item { font-size: 16px; padding: 15px 16px; gap: 14px; }
  .mob-label { font-size: 12px; }

  /* ── TOAST & CACHE BANNER & READING PANEL ────────────── */
  .toast {
    bottom: max(calc(72px + env(safe-area-inset-bottom)), 76px);
    font-size: 13px;
    padding: 10px 20px;
    max-width: calc(100vw - 32px);
    text-align: center;
    white-space: normal;
    border-radius: 24px;
  }
  .cache-banner {
    bottom: max(calc(72px + env(safe-area-inset-bottom)), 76px);
    font-size: 13px;
    padding: 9px 18px;
    border-radius: 24px;
  }
  .reading-panel {
    bottom: max(calc(118px + env(safe-area-inset-bottom)), 126px);
    right: 12px;
    top: auto;
    width: 280px;
    transform: translateY(10px) scale(.96);
  }
  .reading-panel.open { transform: translateY(0) scale(1); }
  /* Reading panel text to hơn trên mobile */
  .rp-label { font-size: 11px; }
  .rp-font-btn { font-size: 13px; padding: 6px 12px; }
  .rp-bg-btn { font-size: 13px; padding: 8px 10px; }
  .rp-fs-btn { width: 34px; height: 34px; font-size: 13px; }
  .rp-fs-val { font-size: 12px; }
  .rp-theme-toggle { font-size: 14px; padding: 10px 14px; }

  /* ── LƯỢT XEM trong modal ─────────────────────────────── */
  .modal-view-count { font-size: 12px; padding: 4px 11px; }

  /* ── POP VIEWS ────────────────────────────────────────── */
  .pop-views { font-size: 11px; }

  /* ── STATE BOX ────────────────────────────────────────── */
  .state-box { padding: 40px 20px; }
  .state-box .ico { font-size: 44px; }
  .state-box p { font-size: 14px; }

  /* ── FOOTER ──────────────────────────────────────────── */
  .footer { padding: 24px 16px; }
  .footer-inner { flex-direction: column; align-items: flex-start; gap: 14px; }
  .footer-r { text-align: left; font-size: 12px; }
  .footer-brand-name { font-size: 15px; }
}

/* ── Màn hình rất nhỏ ≤380px ──────────────────────────────── */
@media (max-width: 380px) {
  .nav-logo .nl-name    { font-size: 14px; }
  .nav-logo .nl-tagline { display: none; }
  .hero h1   { font-size: clamp(18px, 5vw, 21px); }
  .art-thumb { width: 92px; min-height: 92px; }
  .art-body  { padding: 9px 11px; }
  .art-title { font-size: 13.5px; }
  .art-excerpt { font-size: 12px; }
  .mbn-item  { font-size: 10px; gap: 2px; min-height: 58px; }
  .mbn-item svg { width: 20px; height: 20px; }
  #navLoginBtn { padding: 7px 11px; font-size: 12px; }
  .modal-body { padding: 14px 16px 100px !important; }
  .reading-panel { width: calc(100vw - 24px); right: 12px; }
}

/* ── Tablet 769–900px ─────────────────────────────────────── */
@media (min-width: 769px) and (max-width: 900px) {
  .articles-grid { grid-template-columns: repeat(2, 1fr); }
  .art-card.featured { grid-column: 1 / -1; }
}

/* ══════════════════════════════════════════════════════════
   TOUCH / MOBILE POLISH — dành cho tất cả touch devices
   ══════════════════════════════════════════════════════════ */
@media (hover: none) and (pointer: coarse) {
  /* Bỏ highlight màu xanh mặc định của Android/iOS */
  * { -webkit-tap-highlight-color: transparent; }

  /* Cards: hiệu ứng nhấn rõ ràng thay vì hover */
  .art-card:active {
    transform: scale(.975);
    box-shadow: 0 1px 4px rgba(60,40,10,.08);
  }
  .art-card:hover {
    transform: none;
    box-shadow: 0 1px 6px rgba(60,40,10,.07);
  }

  /* Pop items */
  .pop-item:active { background: var(--gold-light); }
  .pop-item:hover  { background: transparent; }

  /* Related items */
  .related-item:active { transform: scale(.985); background: var(--bg3); }

  /* Buttons: vùng chạm lớn hơn */
  .btn, .sec-tab, .mob-item, .mbn-item, .nav-tab {
    touch-action: manipulation;
  }

  /* Search input: loại bỏ delay 300ms tap của iOS */
  .search-input { touch-action: manipulation; }

  /* Modal close — vùng chạm an toàn */
  .modal-close { min-width: 36px; min-height: 36px; }
}

@keyframes slideUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ══════════════════════════════════════════════════════════
   READING SETTINGS — Nút nav desktop
   ══════════════════════════════════════════════════════════ */
.btn-reading-settings {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1.5px solid var(--border);
  background: var(--bg2);
  color: var(--text2);
  cursor: pointer;
  padding: 0;
  flex-shrink: 0;
  transition: background .2s, border-color .2s, color .2s, transform .2s;
}
.btn-reading-settings:hover,
.btn-reading-settings.active {
  background: var(--gold-light);
  border-color: var(--gold);
  color: var(--gold);
  transform: rotate(30deg);
}

/* ── FAB cài đặt đọc — luôn hiển thị góc dưới phải ─────── */
.reading-fab {
  display: flex;
  position: fixed;
  bottom: 24px;
  right: 20px;
  z-index: 450;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: var(--gold);
  color: #fff;
  border: none;
  cursor: pointer;
  box-shadow: 0 4px 18px rgba(0,0,0,.28);
  align-items: center;
  justify-content: center;
  transition: transform .22s, box-shadow .22s;
}
.reading-fab:hover  { box-shadow: 0 6px 22px rgba(0,0,0,.35); }
.reading-fab.active { transform: rotate(45deg); }

@media (max-width: 768px) {
  /* Mobile: FAB vẫn hiển thị, điều chỉnh vị trí tránh bottom nav */
  .reading-fab {
    bottom: max(calc(66px + env(safe-area-inset-bottom)), 74px);
    right: 14px;
    width: 48px;
    height: 48px;
  }
  .btn-reading-settings   { display: none; }
}

/* ══════════════════════════════════════════════════════════
   READING SETTINGS PANEL
   ══════════════════════════════════════════════════════════ */
.reading-panel {
  position: fixed;
  z-index: 500;
  width: 282px;
  background: var(--white);
  border: 1.5px solid var(--border2);
  border-radius: 14px;
  box-shadow: 0 8px 32px rgba(0,0,0,.16), 0 2px 8px rgba(0,0,0,.08);
  overflow: hidden;
  opacity: 0;
  pointer-events: none;
  transform: translateY(-10px) scale(.96);
  transition: opacity .18s ease, transform .18s ease;
}
.reading-panel.open {
  opacity: 1;
  pointer-events: all;
  transform: translateY(0) scale(1);
}

/* Desktop: thả xuống dưới nav */
@media (min-width: 769px) {
  .reading-panel { top: 58px; right: 14px; }
}
/* Mobile: bốc lên từ FAB */
@media (max-width: 768px) {
  .reading-panel {
    bottom: max(calc(120px + env(safe-area-inset-bottom)), 128px);
    right: 14px;
    top: auto;
    transform: translateY(10px) scale(.96);
  }
  .reading-panel.open { transform: translateY(0) scale(1); }
}

.rp-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 11px 15px 9px;
  border-bottom: 1px solid var(--border2);
  background: var(--bg2);
}
.rp-title {
  font-size: 13px;
  font-weight: 700;
  color: var(--text);
}
.rp-close {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--muted);
  font-size: 13px;
  padding: 3px 7px;
  border-radius: 6px;
  line-height: 1;
  transition: background .15s, color .15s;
}
.rp-close:hover { background: var(--bg3); color: var(--text); }

.rp-section {
  padding: 11px 15px;
  border-bottom: 1px solid var(--border2);
}
.rp-section-last { border-bottom: none; padding-bottom: 13px; }

.rp-label {
  font-size: 10.5px;
  font-weight: 700;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: .5px;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 5px;
}
.rp-bg-note {
  font-size: 10px;
  font-weight: 500;
  color: var(--gold);
  text-transform: none;
  letter-spacing: 0;
}

/* Cỡ chữ */
.rp-font-size-row {
  display: flex;
  align-items: center;
  gap: 7px;
}
.rp-fs-btn {
  width: 30px;
  height: 30px;
  flex-shrink: 0;
  border-radius: 8px;
  border: 1.5px solid var(--border);
  background: var(--bg2);
  color: var(--text2);
  font-size: 11px;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-color .15s, background .15s, color .15s;
}
.rp-fs-btn:hover { border-color: var(--gold); color: var(--gold); background: var(--bg3); }
.rp-slider {
  flex: 1;
  -webkit-appearance: none;
  appearance: none;
  height: 4px;
  border-radius: 2px;
  background: var(--border);
  outline: none;
  cursor: pointer;
}
.rp-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--gold);
  border: 2px solid var(--white);
  box-shadow: 0 1px 4px rgba(0,0,0,.2);
  cursor: pointer;
}
.rp-fs-val {
  font-size: 11px;
  color: var(--gold);
  font-weight: 700;
  min-width: 28px;
  text-align: right;
}

/* Font grid */
.rp-font-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
}
.rp-font-btn {
  padding: 4px 10px;
  border-radius: 20px;
  border: 1.5px solid var(--border);
  background: var(--bg2);
  color: var(--text2);
  font-size: 12px;
  cursor: pointer;
  white-space: nowrap;
  transition: border-color .15s, color .15s, background .15s;
}
.rp-font-btn:hover { border-color: var(--gold); color: var(--gold); }
.rp-font-btn.active {
  background: var(--gold);
  border-color: var(--gold);
  color: #fff;
  font-weight: 700;
}

/* BG grid */
.rp-bg-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5px;
}
.rp-bg-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 9px;
  border-radius: 9px;
  border: 1.5px solid var(--border);
  background: var(--bg2);
  color: var(--text2);
  font-size: 12px;
  cursor: pointer;
  transition: border-color .15s, background .15s;
}
.rp-bg-btn:hover:not(:disabled) { border-color: var(--gold); }
.rp-bg-btn.active {
  border-color: var(--gold);
  background: var(--gold-light);
  font-weight: 700;
  color: var(--text);
}
.rp-bg-btn:disabled {
  opacity: .35;
  cursor: not-allowed;
}
.rp-bg-swatch {
  width: 15px;
  height: 15px;
  border-radius: 4px;
  flex-shrink: 0;
  display: inline-block;
}

/* Theme toggle */
.rp-theme-toggle {
  display: flex;
  align-items: center;
  gap: 9px;
  width: 100%;
  padding: 8px 13px;
  border-radius: 10px;
  border: 1.5px solid var(--border);
  background: var(--bg2);
  color: var(--text);
  font-size: 13px;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  transition: border-color .15s, background .15s;
}
.rp-theme-toggle:hover { border-color: var(--gold); background: var(--bg3); }

/* Backdrop */
.reading-panel-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 499;
}
.reading-panel-backdrop.show { display: block; }

/* ── SCROLL AREA inside modal ──────────────────────────────── */
.modal-scroll-area {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  -webkit-overflow-scrolling: touch;
  overscroll-behavior: contain;
  border-radius: 0;
}

/* Khi đang xem PDF: mở khoá scroll ngang để zoom tràn ra ngoài */
.modal.pdf-active .modal-scroll-area {
  overflow-x: auto;
  /* Tắt browser native pinch-zoom để custom pinch handler hoạt động mượt */
  touch-action: pan-x pan-y;
}

/* Canvas PDF: không cho browser tự zoom/pan riêng lẻ, luôn có nền trắng */
.modal.pdf-active .pdf-page-canvas,
.modal.pdf-active .pdf-page-wrap {
  touch-action: pan-y;
}
.pdf-page-canvas {
  background: white;
}

/* FAB cài đặt đọc BÊN TRONG modal — luôn hiện, góc dưới phải */
.modal-reading-fab {
  position: absolute;
  bottom: 20px;
  right: 16px;
  z-index: 20;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--gold);
  color: #fff;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(0,0,0,.25);
  transition: transform .2s, box-shadow .2s;
  -webkit-tap-highlight-color: transparent;
}
.modal-reading-fab:hover,
.modal-reading-fab:active {
  transform: scale(1.08);
  box-shadow: 0 6px 20px rgba(0,0,0,.35);
}

/* Lượt xem trong modal meta */
.modal-view-count {
  font-size: 11px;
  color: var(--muted);
  background: var(--bg2);
  padding: 3px 9px;
  border-radius: 12px;
  border: 1px solid var(--border2);
  font-weight: 500;
  white-space: nowrap;
}
  display: flex !important;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  background: var(--bg2);
  border-bottom: 1px solid var(--border2);
  flex-wrap: wrap;
}
.reader-bar-sep {
  width: 1px;
  height: 18px;
  background: var(--border);
  flex-shrink: 0;
}
/* Spacer đẩy actions sang phải */
.reader-bar-spacer {
  flex: 1;
  min-width: 4px;
}
.reader-align-group {
  display: flex;
  gap: 3px;
}
.reader-align-btn {
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1.5px solid var(--border);
  border-radius: 6px;
  background: var(--bg2);
  color: var(--muted);
  cursor: pointer;
  transition: .15s;
  padding: 0;
}
.reader-align-btn:hover { border-color: var(--gold); color: var(--gold); }
.reader-align-btn.active {
  background: var(--gold);
  border-color: var(--gold);
  color: #fff;
}
.reader-uppercase-btn {
  padding: 4px 9px;
  height: 28px;
  border: 1.5px solid var(--border);
  border-radius: 6px;
  background: var(--bg2);
  color: var(--muted);
  font-size: 11px;
  font-weight: 700;
  cursor: pointer;
  transition: .15s;
  font-family: inherit;
  white-space: nowrap;
}
.reader-uppercase-btn:hover { border-color: var(--gold); color: var(--gold); }
.reader-uppercase-btn.active {
  background: var(--gold);
  border-color: var(--gold);
  color: #fff;
}

/* Lượt xem trong popular list */
.pop-views {
  font-size: 10px;
  color: var(--muted);
  background: var(--bg3);
  padding: 1px 7px;
  border-radius: 10px;
  font-weight: 600;
}
.pop-item.top .pop-views { color: var(--gold); background: var(--gold-muted); }

/* Dark mode overrides */
[data-theme="dark"] .reading-panel {
  box-shadow: 0 8px 32px rgba(0,0,0,.5), 0 2px 8px rgba(0,0,0,.3);
}

/* ══════════════════════════════════════════════════════════
   BÀI LIÊN QUAN TRONG MODAL
   ══════════════════════════════════════════════════════════ */
.modal-related {
  margin-top: 32px;
  padding-top: 24px;
  border-top: 2px solid var(--border2);
}
/* Ẩn border khi không có nội dung */
.modal-related:empty {
  margin-top: 0;
  padding-top: 0;
  border-top: none;
}
.related-header {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 700;
  color: var(--muted);
  margin-bottom: 16px;
  text-transform: uppercase;
  letter-spacing: 1px;
}
.related-icon { font-size: 15px; }
.related-list { display: flex; flex-direction: column; gap: 10px; }
.related-item {
  display: flex;
  align-items: stretch;
  gap: 0;
  border-radius: 10px;
  border: 1.5px solid var(--border2);
  background: var(--bg2);
  cursor: pointer;
  overflow: hidden;
  transition: border-color .18s, box-shadow .18s, transform .15s;
  -webkit-tap-highlight-color: transparent;
}
.related-item:hover {
  border-color: var(--gold);
  box-shadow: 0 3px 14px rgba(200,150,62,.13);
}
.related-item:active { transform: scale(.985); background: var(--bg3); }

/* Số thứ tự dạng dải dọc bên trái */
.related-num {
  width: 36px;
  flex-shrink: 0;
  background: var(--gold-muted);
  color: var(--brown);
  font-size: 14px;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  letter-spacing: -0.5px;
}
.related-item:nth-child(1) .related-num,
.related-item:nth-child(2) .related-num {
  background: var(--gold);
  color: #fff;
}

.related-body {
  flex: 1;
  min-width: 0;
  padding: 11px 12px;
}
.related-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Text', 'SF Pro Display', 'Helvetica Neue', Arial, sans-serif;
  line-height: 1.45;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.related-meta {
  display: flex;
  gap: 10px;
  margin-top: 5px;
  font-size: 11px;
  color: var(--muted);
}
.related-arrow {
  color: var(--muted);
  flex-shrink: 0;
  opacity: .45;
  align-self: center;
  margin-right: 12px;
}
.related-item:hover .related-arrow { color: var(--gold); opacity: 1; }

/* ══════════════════════════════════════════════════════════
   FORM SAVE CONFIRM DIALOG
   ══════════════════════════════════════════════════════════ */
#formSaveConfirm {
  position: absolute;
  inset: 0;
  background: rgba(28,26,21,.62);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 50;
  border-radius: inherit;
  animation: fadeIn .18s ease;
}
@keyframes fadeIn { from { opacity:0 } to { opacity:1 } }
.fsc-inner {
  background: var(--white);
  border-radius: 14px;
  padding: 26px 24px 22px;
  max-width: 340px;
  width: 90%;
  text-align: center;
  box-shadow: var(--shadow-xl);
  animation: modalUp .2s cubic-bezier(.34,1.2,.64,1);
}
.fsc-icon { font-size: 32px; margin-bottom: 10px; }
.fsc-inner h3 {
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 7px;
  font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Text', 'SF Pro Display', 'Helvetica Neue', Arial, sans-serif;
}
.fsc-inner p {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.55;
  margin-bottom: 18px;
}
.fsc-actions {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.fsc-btn-save {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  padding: 10px 20px;
  background: var(--gold);
  color: #fff;
  border: none;
  border-radius: 20px;
  font-family: inherit;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  transition: .18s;
}
.fsc-btn-save:hover { background: var(--gold2); }
.fsc-btn-cancel {
  padding: 9px 20px;
  background: var(--bg2);
  color: var(--text2);
  border: 1.5px solid var(--border2);
  border-radius: 20px;
  font-family: inherit;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: .18s;
}
.fsc-btn-cancel:hover { border-color: var(--gold); color: var(--gold); }
.fsc-btn-discard {
  padding: 9px 20px;
  background: none;
  color: var(--red);
  border: 1.5px solid rgba(192,80,80,.3);
  border-radius: 20px;
  font-family: inherit;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: .18s;
}
.fsc-btn-discard:hover { background: #fff0f0; border-color: var(--red); }

/* ══════════════════════════════════════════════════════════
   NÚT DƯỚI TAGLINE (Thêm bài + Đăng xuất sau đăng nhập)
   ══════════════════════════════════════════════════════════ */
.nav-logo-wrap {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 4px;
  flex-shrink: 0;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.nav-logo-content {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.nav-logo-actions {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 4px;
  padding-bottom: 2px;
}

.btn-compact {
  padding: 4px 10px !important;
  font-size: 12px !important;
  border-radius: 16px !important;
  height: 28px;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  white-space: nowrap;
}

.btn-compact svg {
  width: 11px;
  height: 11px;
  flex-shrink: 0;
}

/* Mobile: nút dưới tagline rõ ràng, gọn gàng */
@media (max-width: 768px) {
  .nav-logo-wrap {
    gap: 6px;
  }

  .nav-logo {
    align-items: center;
    gap: 10px;
  }
  
  .nav-logo-content {
    display: flex;
    flex-direction: column;
    gap: 2px;
  }
  
  .nav-logo-actions {
    margin-top: 2px;
    padding-bottom: 2px;
    gap: 6px;
    flex-wrap: wrap;
  }
  
  .btn-compact {
    padding: 5px 11px !important;
    font-size: 11.5px !important;
    height: 28px;
    border-radius: 14px !important;
  }

  /* Ẩn nút gốc ở nav-r trên mobile để tránh trùng lặp */
  .nav-r .btn-add.add-btn-show,
  .nav-r #navLogoutBtn {
    display: none !important;
  }
}

/* Desktop: nav-logo-actions ẩn mặc định, JS điều khiển khi đăng nhập */
@media (min-width: 769px) {
  .nav-logo-actions {
    display: none; /* JS sẽ override thành flex khi đăng nhập */
  }
  /* Ẩn nút Thêm bài + Đăng xuất ở nav-r trên desktop
     (đã có trong nav-logo-actions rồi, tránh hiện trùng) */
  .nav-r .btn-add.add-btn-show,
  .nav-r #navLogoutBtn {
    display: none !important;
  }
}

/* ══════════════════════════════════════════════════════════
   NÚT QUAY LẠI (mobile) — thay thế nút X đóng modal
   ══════════════════════════════════════════════════════════ */

/* Desktop: ẩn nút Quay lại */
.modal-close-back {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--bg2);
  border: none;
  border-bottom: 1px solid var(--border2);
  cursor: pointer;
  color: var(--gold);
  font-family: inherit;
  font-size: 17px;
  font-weight: 700;
  padding: 10px 16px 10px 16px;
  -webkit-tap-highlight-color: transparent;
  white-space: nowrap;
  width: 100%;
  flex-shrink: 0;
}
.modal-close-back svg { flex-shrink: 0; }

/* ── MOBILE ── */
@media (max-width: 700px) {
  .modal-close-back {
    font-size: 18px;
    padding: 12px 16px 12px 12px;
    background: var(--bg2);
    border-bottom: none;
  }
  /* reader-bar không bo góc trên nữa */
  .reader-bar {
    border-radius: 0 !important;
    border-top: 1px solid var(--border2);
  }
  /* Ẩn toàn bộ nhóm nút Đóng (X) */
  .rbar-close-group { display: none !important; }
}

/* ══════════════════════════════════════════════════════════
   BÌNH LUẬN — Comment Section & FAB
   ══════════════════════════════════════════════════════════ */
.comment-section {
  margin-top: 36px;
  border-top: 2px solid var(--border2);
  padding-top: 24px;
}
.comment-section-head {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 18px;
}
.comment-section-head svg { color: var(--gold); flex-shrink: 0; }
.comment-count-badge {
  background: var(--gold);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  border-radius: 20px;
  padding: 1px 8px;
  min-width: 22px;
  text-align: center;
  display: none;
}
.comment-count-badge.visible { display: inline-block; }
.comment-loading { color: var(--muted); font-size: 13px; padding: 12px 0; }
.comment-empty { color: var(--muted); font-size: 13px; padding: 12px 0; font-style: italic; }
.comment-item {
  background: var(--bg2);
  border: 1px solid var(--border2);
  border-radius: 12px;
  padding: 14px 16px;
  margin-bottom: 12px;
}
.comment-item-header { display: flex; align-items: center; gap: 10px; margin-bottom: 8px; }
.comment-avatar {
  width: 36px; height: 36px; border-radius: 50%;
  background: linear-gradient(135deg, var(--gold), #e8a84a);
  display: flex; align-items: center; justify-content: center;
  font-size: 15px; font-weight: 700; color: #fff; flex-shrink: 0;
}
.comment-meta { flex: 1; min-width: 0; }
.comment-name { font-size: 14px; font-weight: 700; color: var(--text); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.comment-time { font-size: 11px; color: var(--muted); margin-top: 1px; }
.comment-body { font-size: 14px; line-height: 1.65; color: var(--text2); white-space: pre-wrap; word-break: break-word; }

/* Admin actions trên comment */
.comment-admin-actions {
  display: flex; gap: 6px; align-items: center;
  margin-left: auto; flex-shrink: 0;
}
.comment-admin-btn {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 4px 9px; border-radius: 20px; border: 1px solid var(--border2);
  background: var(--bg); color: var(--muted);
  font-size: 11px; font-weight: 600; cursor: pointer;
  transition: background .15s, color .15s, border-color .15s;
  white-space: nowrap;
}
.comment-admin-btn:hover { background: var(--bg2); color: var(--text); border-color: var(--gold); }
.comment-admin-btn.active { background: rgba(200,150,62,.12); color: var(--gold); border-color: var(--gold); }
.comment-admin-btn.danger { color: #e05252; border-color: #e0525233; }
.comment-admin-btn.danger:hover { background: #e052520f; border-color: #e05252; }
.comment-item.comment-hidden { opacity: 0.5; }
.comment-hidden-badge {
  display: inline-block;
  font-size: 10px; font-weight: 600;
  background: rgba(200,150,62,.15); color: var(--gold);
  border-radius: 8px; padding: 1px 7px; margin-left: 5px;
  vertical-align: middle;
}

/* FAB bình luận */
/* Wrapper sticky ở đáy scroll area */
.comment-fab-wrap {
  position: absolute;
  bottom: 80px;
  right: 16px;
  pointer-events: none;
  z-index: 20;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
  cursor: grab;
}

.comment-fab {
  position: relative;
  display: inline-flex; align-items: center; justify-content: center;
  width: 50px; height: 50px;
  background: var(--gold); color: #fff;
  border: none; border-radius: 50%;
  font-family: inherit; font-size: 14px; font-weight: 700;
  cursor: pointer;
  box-shadow: 0 4px 18px rgba(200,150,62,.45);
  transition: transform .18s, box-shadow .18s, opacity .18s;
  pointer-events: auto;
  -webkit-tap-highlight-color: transparent;
}
.comment-fab:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(200,150,62,.55); }
.comment-fab:active { transform: scale(.96); }
.comment-fab.open { opacity: 0; pointer-events: none; }

/* FAB mục lục */
.toc-nav-fab {
  position: relative;
  display: none; align-items: center; justify-content: center;
  width: 50px; height: 50px;
  background: var(--bg2);
  color: var(--gold);
  border: 2px solid var(--gold);
  border-radius: 50%;
  cursor: pointer;
  box-shadow: 0 3px 12px rgba(0,0,0,.15);
  transition: transform .18s, box-shadow .18s, background .18s;
  pointer-events: auto;
  -webkit-tap-highlight-color: transparent;
}
.toc-nav-fab:hover { background: var(--gold); color: #fff; transform: translateY(-2px); box-shadow: 0 6px 18px rgba(200,150,62,.4); }
.toc-nav-fab:active { transform: scale(.96); }

/* Panel mục lục mini */
.toc-nav-panel {
  position: absolute;
  bottom: calc(100% + 12px);
  left: 0;
  width: 280px; max-width: 90vw;
  background: var(--bg);
  border: 1.5px solid var(--border2);
  border-radius: 14px;
  box-shadow: 0 8px 32px rgba(0,0,0,.18);
  overflow: hidden;
  transform: translateY(8px) scale(.97);
  opacity: 0;
  visibility: hidden;
  transition: transform .22s cubic-bezier(.34,1.1,.64,1), opacity .18s, visibility 0s .2s;
  pointer-events: none;
  z-index: 30;
}
.toc-nav-panel.open {
  transform: translateY(0) scale(1);
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transition: transform .22s cubic-bezier(.34,1.1,.64,1), opacity .18s, visibility 0s 0s;
}
.toc-nav-panel-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 14px 10px;
  font-size: 13px; font-weight: 700; color: var(--text);
  border-bottom: 1px solid var(--border2);
  background: var(--bg2);
}
.toc-nav-panel-list {
  max-height: 320px;
  overflow-y: auto;
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
}
.toc-nav-item {
  display: flex; align-items: flex-start; gap: 10px;
  padding: 10px 14px;
  cursor: pointer;
  transition: background .14s;
  border-bottom: 1px solid var(--border2);
}
.toc-nav-item:last-child { border-bottom: none; }
.toc-nav-item:hover { background: var(--gold-light, rgba(200,150,62,.1)); }
.toc-nav-item:active { background: var(--gold-light, rgba(200,150,62,.18)); }
.toc-nav-num {
  flex-shrink: 0;
  width: 22px; height: 22px;
  background: var(--gold); color: #fff;
  border-radius: 50%;
  font-size: 11px; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
  margin-top: 1px;
}
.toc-nav-title {
  font-size: 13px; font-weight: 600; color: var(--text);
  line-height: 1.45;
}

/* Panel form bình luận */
.comment-form-panel {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  background: var(--white);
  border-top: 2px solid var(--gold);
  border-radius: 0 0 14px 14px;
  box-shadow: 0 -8px 32px rgba(0,0,0,.15);
  transform: translateY(100%);
  visibility: hidden;
  transition: transform .3s cubic-bezier(.34,1.1,.64,1), visibility 0s .3s;
  z-index: 20;
  max-height: 90%;
  overflow-y: auto;
}
.comment-form-panel.open {
  transform: translateY(0);
  visibility: visible;
  transition: transform .3s cubic-bezier(.34,1.1,.64,1), visibility 0s 0s;
}
.comment-form-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 18px 10px;
  font-size: 15px; font-weight: 700; color: var(--text);
  border-bottom: 1px solid var(--border2);
  position: sticky; top: 0; background: var(--white); z-index: 1;
}
.comment-form-close {
  background: var(--bg3); border: none; border-radius: 50%;
  width: 28px; height: 28px; cursor: pointer; font-size: 14px;
  display: flex; align-items: center; justify-content: center;
  color: var(--muted); transition: .18s;
}
.comment-form-close:hover { background: var(--bg2); color: var(--text); }
.comment-form-body { padding: 14px 18px 20px; }
.cf-row { margin-bottom: 12px; }
.cf-row label { display: block; font-size: 12px; font-weight: 700; color: var(--muted); text-transform: uppercase; letter-spacing: .4px; margin-bottom: 5px; }
.cf-req { color: var(--gold); }
.cf-row-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-bottom: 12px; }
.cf-input {
  width: 100%; padding: 9px 12px;
  border: 1.5px solid var(--border2); border-radius: 8px;
  background: var(--bg2); color: var(--text);
  font-family: inherit; font-size: 14px; outline: none;
  box-sizing: border-box; transition: border-color .18s;
}
.cf-input:focus { border-color: var(--gold); }
.cf-textarea { resize: vertical; min-height: 90px; }
.cf-char-count { text-align: right; font-size: 11px; color: var(--muted); margin-top: 3px; }
.cf-err { font-size: 13px; color: #e74c3c; margin-bottom: 8px; min-height: 18px; }
.cf-actions { display: flex; gap: 10px; justify-content: flex-end; }
.cf-btn-cancel {
  background: var(--bg3); border: 1.5px solid var(--border2); border-radius: 22px;
  padding: 9px 20px; font-family: inherit; font-size: 13px; font-weight: 600;
  color: var(--text2); cursor: pointer; transition: .18s;
}
.cf-btn-cancel:hover { background: var(--bg2); }
.cf-btn-submit {
  display: flex; align-items: center; gap: 6px;
  background: var(--gold); border: none; border-radius: 22px;
  padding: 9px 20px; font-family: inherit; font-size: 13px; font-weight: 700;
  color: #fff; cursor: pointer; transition: .18s;
}
.cf-btn-submit:hover { background: #b5832e; }
.cf-btn-submit:disabled { opacity: .6; cursor: not-allowed; }

@media (max-width: 600px) {
  .comment-fab-wrap {
    padding: 10px 0 14px 14px;
    bottom: calc(72px + env(safe-area-inset-bottom));
  }
  .comment-fab { width: 46px; height: 46px; }
  .toc-nav-fab { width: 46px; height: 46px; }
  .cf-row-2 { grid-template-columns: 1fr; }
  .comment-form-panel {
    border-radius: 14px 14px 0 0;
    /* Đẩy lên trên bottom nav */
    bottom: calc(72px + env(safe-area-inset-bottom));
    padding-bottom: env(safe-area-inset-bottom);
    max-height: calc(85vh - 72px - env(safe-area-inset-bottom));
  }
  /* Nút gửi luôn hiển thị — sticky ở cuối form */
  .cf-actions {
    position: sticky;
    bottom: 0;
    background: var(--white);
    padding: 10px 0 4px;
    margin-top: 8px;
    border-top: 1px solid var(--border2);
  }
}

/* ══════════════════════════════════════════════════════════════
   CLOUDINARY UPLOAD — ẢNH ĐẠI DIỆN
   ══════════════════════════════════════════════════════════════ */
.cover-upload-wrap {
  position: relative; border: 2px dashed var(--border2); border-radius: 10px;
  min-height: 110px; display: flex; align-items: center; justify-content: center;
  cursor: pointer; overflow: hidden; transition: border-color .2s, background .2s;
  background: var(--bg2);
}
.cover-upload-wrap:hover { border-color: var(--gold); background: var(--bg3); }
.cover-upload-placeholder {
  display: flex; flex-direction: column; align-items: center; gap: 5px;
  padding: 18px; color: var(--muted); font-size: 12px; text-align: center; pointer-events: none;
}
.cover-upload-preview {
  width: 100%; height: 140px; object-fit: cover; display: block; border-radius: 8px;
  cursor: grab;
  user-select: none;
  -webkit-user-drag: none;
}
.cover-upload-preview:active {
  cursor: grabbing;
}
.cover-upload-overlay {
  position: absolute; inset: 0; background: rgba(0,0,0,.55);
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 8px;
  color: #fff; font-size: 12px; border-radius: 8px;
}
.cover-upload-spinner {
  width: 22px; height: 22px; border: 3px solid rgba(255,255,255,.3);
  border-top-color: #fff; border-radius: 50%; animation: spin .7s linear infinite;
}
.cover-or-url {
  display: flex; align-items: center; gap: 8px; margin-top: 8px; font-size: 12px; color: var(--muted);
}
.cover-url-manual {
  flex: 1; min-width: 0; padding: 7px 10px; border: 1.5px solid var(--border2);
  border-radius: 8px; font-size: 12px; background: var(--bg); color: var(--text); font-family: inherit;
}
.cover-url-manual:focus { outline: none; border-color: var(--gold); }

/* ══════════════════════════════════════════════════════════════
   POPUP CHÈN ẢNH — TABS
   ══════════════════════════════════════════════════════════════ */
.img-insert-tabs {
  display: flex; gap: 4px; margin-bottom: 14px; background: var(--bg2);
  border-radius: 10px; padding: 4px;
}
.img-tab {
  flex: 1; padding: 8px 12px; border: none; border-radius: 8px;
  font-family: inherit; font-size: 12px; font-weight: 600; cursor: pointer;
  color: var(--muted); background: transparent; transition: .18s;
  display: flex; align-items: center; justify-content: center;
}
.img-tab.active { background: var(--bg); color: var(--text); box-shadow: 0 1px 4px rgba(0,0,0,.12); }
.img-tab-panel { min-height: 120px; }

/* Drop zone */
.img-drop-zone {
  border: 2px dashed var(--border2); border-radius: 10px; padding: 28px 16px;
  text-align: center; cursor: pointer; transition: border-color .2s, background .2s;
  color: var(--text2);
}
.img-drop-zone:hover, .img-drop-zone.drag-over {
  border-color: var(--gold); background: var(--bg2);
}

/* Upload list items */
.img-upload-list { margin-top: 10px; display: flex; flex-direction: column; gap: 7px; max-height: 220px; overflow-y: auto; }
.iui-item {
  display: flex; align-items: center; gap: 10px; padding: 8px 10px;
  background: var(--bg2); border-radius: 8px; border: 1px solid var(--border);
}
.iui-thumb { width: 44px; height: 44px; object-fit: cover; border-radius: 6px; flex-shrink: 0; }
.iui-info { flex: 1; min-width: 0; }
.iui-name { font-size: 12px; font-weight: 600; color: var(--text); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.iui-status { font-size: 11px; color: var(--muted); display: flex; align-items: center; gap: 5px; margin-top: 3px; }
.iui-spinner {
  width: 11px; height: 11px; border: 2px solid var(--border2);
  border-top-color: var(--gold); border-radius: 50%; animation: spin .7s linear infinite; display: inline-block;
}
.iui-ok { color: #2e9e5c; font-weight: 600; }
.iui-err { color: #e74c3c; }
.iui-del {
  background: none; border: none; color: var(--muted); cursor: pointer;
  font-size: 14px; padding: 2px 5px; border-radius: 4px; line-height: 1;
  transition: color .15s;
}
.iui-del:hover { color: #e74c3c; }

@keyframes spin { to { transform: rotate(360deg); } }

/* Chú thích ảnh trong upload list */
.iui-caption {
  display: block; width: 100%; margin-top: 5px;
  padding: 5px 8px; border: 1.5px solid var(--border2); border-radius: 6px;
  font-family: inherit; font-size: 11px; color: var(--text); background: var(--bg);
  box-sizing: border-box;
}
.iui-caption:focus { outline: none; border-color: var(--gold); }
.iui-caption::placeholder { color: var(--muted); }

/* ══════════════════════════════════════════════════════════════
   NỀN GIẤY ĐỌC BÀI — độc lập hoàn toàn với dark/light theme
   Dùng class .modal--bg-light / .modal--bg-dark thay vì inline style
   để tránh bị CSS variable của theme ghi đè màu chữ
   ══════════════════════════════════════════════════════════════ */

/* Nền sáng trong modal — luôn dùng chữ tối, bất kể theme web */
.modal--bg-light,
.modal--bg-light .modal-scroll-area,
.modal--bg-light .modal-body {
  background: var(--reader-bg-color, #FFFFFF) !important;
}
.modal--bg-light .modal-title,
.modal--bg-light #modalTitle {
  color: #3E2C1A !important;
}
.modal--bg-light .modal-content,
.modal--bg-light #modalContent {
  color: #1C1A15 !important;
}
.modal--bg-light .modal-content strong { color: #5A3A1A !important; }
.modal--bg-light .modal-content em     { color: #8B6030 !important; }
.modal--bg-light .modal-date,
.modal--bg-light #modalDate { color: #7A6B58 !important; }
.modal--bg-light .modal-author,
.modal--bg-light #modalAuthor { color: #C8963E !important; }
.modal--bg-light #modalViewCount { color: #7A6B58 !important; }
.modal--bg-light .modal-cat,
.modal--bg-light #modalCat {
  background: #FBF4E6 !important;
  color: #6B4C2A !important;
}
.modal--bg-light .modal-tag {
  color: #6B4C2A !important;
  background: #FBF4E6 !important;
  border-color: #DDD8CC !important;
}
.modal--bg-light .related-title { color: #1C1A15 !important; }
.modal--bg-light .related-meta  { color: #7A6B58 !important; }

/* Nền tối trong modal — luôn dùng chữ sáng, bất kể theme web */
.modal--bg-dark,
.modal--bg-dark .modal-scroll-area,
.modal--bg-dark .modal-body {
  background: #0F0F0F !important;   /* Nền đen đậm thay vì xanh dương */
}
.modal--bg-dark .modal-title,
.modal--bg-dark #modalTitle {
  color: #F5C842 !important;
}
.modal--bg-dark .modal-content,
.modal--bg-dark #modalContent {
  color: #E8E4DA !important;
}
.modal--bg-dark .modal-content strong { color: #F5D87A !important; }
.modal--bg-dark .modal-content em     { color: #D4A84B !important; }
.modal--bg-dark .modal-date,
.modal--bg-dark #modalDate { color: #9A8E7E !important; }
.modal--bg-dark .modal-author,
.modal--bg-dark #modalAuthor { color: #D4A84B !important; }
.modal--bg-dark #modalViewCount { color: #9A8E7E !important; }
.modal--bg-dark .modal-cat,
.modal--bg-dark #modalCat {
  background: rgba(212,168,75,.15) !important;
  color: #D4A84B !important;
}
.modal--bg-dark .modal-tag {
  color: #D4A84B !important;
  background: rgba(212,168,75,.12) !important;
  border-color: rgba(212,168,75,.3) !important;
}
.modal--bg-dark .related-title { color: #E8E4DA !important; }
.modal--bg-dark .related-meta  { color: #9A8E7E !important; }

/* ══════════════════════════════════════════════════════════════
   MỤC LỤC — FORM EDITOR
   ══════════════════════════════════════════════════════════════ */

.toc-section {
  position: relative;
  z-index: 1;
  box-sizing: border-box;
  width: 100%;
}

/* Toggle row */
.toc-toggle-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  width: 100%;
  box-sizing: border-box;
  padding: 12px 14px;
  border: 1.5px solid var(--border2);
  border-radius: 10px;
  background: var(--bg2);
  cursor: pointer;
  user-select: none;
  font-family: inherit;
  text-align: left;
  transition: border-color .18s, background .18s;
}
.toc-toggle-row:hover {
  border-color: var(--gold);
  background: var(--gold-light);
}
.toc-toggle-left {
  display: flex;
  align-items: center;
  gap: 10px;
}
.toc-toggle-icon { font-size: 18px; line-height: 1; }
.toc-toggle-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
  line-height: 1.3;
}
.toc-toggle-sub {
  font-size: 11px;
  color: var(--muted);
  margin-top: 2px;
}

/* Switch pill */
.toc-switch {
  flex-shrink: 0;
  width: 40px;
  height: 22px;
  border-radius: 11px;
  background: var(--border);
  position: relative;
  transition: background .2s;
}
.toc-switch.on { background: var(--gold); }
.toc-switch-thumb {
  position: absolute;
  top: 3px; left: 3px;
  width: 16px; height: 16px;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 1px 4px rgba(0,0,0,.2);
  transition: left .2s;
}
.toc-switch.on .toc-switch-thumb { left: 21px; }

/* Editor area */
.toc-editor {
  margin-top: 10px;
  border: 1.5px solid var(--border2);
  border-radius: 10px;
  overflow: hidden;
  background: var(--bg);
}
.toc-list { padding: 8px; display: flex; flex-direction: column; gap: 6px; }
.toc-empty {
  text-align: center;
  color: var(--muted);
  font-size: 12px;
  padding: 16px 8px;
}

/* TOC item row */
.toc-item {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--white);
  border: 1px solid var(--border2);
  border-radius: 8px;
  padding: 8px 10px;
  transition: border-color .15s;
}
.toc-item:focus-within { border-color: var(--gold); }

.toc-item-drag {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  flex-shrink: 0;
}
.toc-item-num {
  font-size: 11px;
  font-weight: 700;
  color: var(--gold);
  min-width: 18px;
  text-align: center;
  line-height: 1;
}
.toc-move-btn {
  width: 20px; height: 20px;
  display: flex; align-items: center; justify-content: center;
  border: none; background: none;
  color: var(--muted); cursor: pointer;
  border-radius: 4px;
  transition: background .12s, color .12s;
  padding: 0;
}
.toc-move-btn:hover:not(:disabled) { background: var(--bg3); color: var(--text); }
.toc-move-btn:disabled { opacity: .3; cursor: default; }

.toc-item-fields {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 5px;
}
.toc-item-title {
  font-size: 13px !important;
  font-weight: 600 !important;
  padding: 6px 10px !important;
  height: auto !important;
  min-height: unset !important;
}
.toc-item-summary {
  font-size: 12px !important;
  padding: 5px 10px !important;
  height: auto !important;
  min-height: unset !important;
  color: var(--text2) !important;
}


.toc-edit-chap-btn {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 5px 11px; border-radius: 7px;
  border: 1.5px solid var(--gold); background: transparent;
  color: var(--gold); font-size: 12px; font-weight: 600;
  cursor: pointer; white-space: nowrap;
  font-family: inherit;
  transition: background .15s, color .15s;
  flex-shrink: 0;
}
.toc-edit-chap-btn:hover { background: var(--gold); color: #fff; }

.modal-toc-item.active {
  background: rgba(200,150,62,.15);
  border-color: var(--gold);
}

.toc-del-btn {
  flex-shrink: 0;
  width: 28px; height: 28px;
  border: none; background: none;
  color: var(--muted); cursor: pointer;
  border-radius: 6px;
  display: flex; align-items: center; justify-content: center;
  transition: background .12s, color .12s;
}
.toc-del-btn:hover { background: #fde8e8; color: var(--red); }

.toc-add-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  width: 100%;
  padding: 10px;
  border: none;
  border-top: 1.5px dashed var(--border2);
  background: transparent;
  color: var(--gold);
  font-family: inherit;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: background .15s;
}
.toc-add-btn:hover { background: var(--gold-light); }

/* Dark mode */
[data-theme="dark"] .toc-toggle-row {
  background: var(--bg2);
  border-color: var(--border);
}
[data-theme="dark"] .toc-toggle-row:hover {
  background: var(--gold-muted);
  border-color: var(--gold);
}
[data-theme="dark"] .toc-editor {
  background: var(--bg2);
  border-color: var(--border);
}
[data-theme="dark"] .toc-item {
  background: var(--bg3);
  border-color: var(--border);
}

/* Mobile */
@media (max-width: 600px) {
  .toc-item { padding: 7px 8px; gap: 6px; }
  .toc-item-fields { gap: 4px; }
  .toc-toggle-sub { display: none; }
}

/* ══════════════════════════════════════════════════════════════
   MỤC LỤC — HIỂN THỊ TRONG MODAL ĐỌC BÀI
   ══════════════════════════════════════════════════════════════ */
.modal-toc {
  margin: 0 0 24px;
}
.modal-toc-inner {
  border: 1.5px solid var(--gold-muted);
  border-radius: 12px;
  overflow: hidden;
  background: var(--gold-light);
}
.modal-toc-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 11px 16px;
  background: var(--gold-muted);
  font-size: 13px;
  font-weight: 700;
  color: var(--brown);
  border-bottom: 1px solid rgba(200,150,62,.2);
}
.modal-toc-count {
  margin-left: auto;
  font-size: 11px;
  font-weight: 600;
  color: var(--gold);
  background: rgba(200,150,62,.15);
  padding: 2px 8px;
  border-radius: 10px;
}
.modal-toc-list {
  padding: 6px 8px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.modal-toc-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 10px;
  border-radius: 8px;
  cursor: pointer;
  transition: background .15s;
  -webkit-tap-highlight-color: transparent;
}
.modal-toc-item:hover { background: rgba(200,150,62,.12); }
.modal-toc-item:active { background: rgba(200,150,62,.2); }
.modal-toc-num {
  flex-shrink: 0;
  width: 24px; height: 24px;
  border-radius: 50%;
  background: var(--gold);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  display: flex; align-items: center; justify-content: center;
  line-height: 1;
}
.modal-toc-text {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.modal-toc-title {
  font-size: 13.5px;
  font-weight: 600;
  color: var(--text);
  line-height: 1.3;
}
.modal-toc-summary {
  font-size: 11.5px;
  color: var(--muted);
  line-height: 1.4;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.modal-toc-item svg { flex-shrink: 0; color: var(--muted); }

/* Dark mode modal TOC */
[data-theme="dark"] .modal-toc-inner {
  background: var(--gold-light);
  border-color: rgba(212,168,75,.3);
}
[data-theme="dark"] .modal-toc-header {
  background: var(--gold-muted);
  color: var(--gold2);
}
[data-theme="dark"] .modal-toc-title { color: var(--text); }

/* Overrides khi dùng nền tối trong modal */
.modal--bg-dark .modal-toc-inner {
  background: rgba(212,168,75,.08) !important;
  border-color: rgba(212,168,75,.25) !important;
}
.modal--bg-dark .modal-toc-header {
  background: rgba(212,168,75,.15) !important;
  color: #D4A84B !important;
}
.modal--bg-dark .modal-toc-title { color: #E8E4DA !important; }
.modal--bg-dark .modal-toc-summary { color: #9A8E7E !important; }

.modal--bg-light .modal-toc-title { color: #1C1A15 !important; }
.modal--bg-light .modal-toc-summary { color: #7A6B58 !important; }

@media (max-width: 600px) {
  .modal-toc-header { padding: 10px 14px; font-size: 12px; }
  .modal-toc-item { padding: 8px 8px; }
  .modal-toc-title { font-size: 13px; }
  .modal-toc-summary { font-size: 11px; }
}

/* ══════════════════════════════════════════════════════════
   CHAPTER NAV BAR (thanh điều hướng tập trong modal đọc)
   ══════════════════════════════════════════════════════════ */
.chap-nav-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 10px 16px;
  border-bottom: 1px solid var(--border2);
  background: var(--bg2);
  flex-shrink: 0;
}
.chap-nav-btn {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 6px 12px;
  border: 1.5px solid var(--gold);
  background: transparent;
  color: var(--gold);
  border-radius: 20px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: background .15s, color .15s;
  white-space: nowrap;
  font-family: inherit;
}
.chap-nav-btn:hover { background: var(--gold); color: #fff; }
.chap-nav-title {
  flex: 1;
  text-align: center;
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  padding: 0 4px;
}
@media (max-width: 600px) {
  .chap-nav-btn { padding: 5px 10px; font-size: 12px; }
  .chap-nav-title { font-size: 12px; }
}

/* ── Nút mục lục trong chap-nav-bar ── */
.chap-nav-toc-wrap {
  position: relative;
  flex-shrink: 0;
}
.chap-nav-toc-btn {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 5px 11px;
  border: 1.5px solid var(--gold);
  background: var(--gold-light);
  color: var(--gold);
  border-radius: 20px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: background .15s, color .15s;
  white-space: nowrap;
  font-family: inherit;
}
.chap-nav-toc-btn:hover { background: var(--gold); color: #fff; }
.chap-nav-toc-btn svg { flex-shrink: 0; }

/* Panel mục lục dropdown từ nút */
.chap-nav-toc-panel {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  width: 280px;
  max-width: 90vw;
  background: var(--bg);
  border: 1.5px solid var(--border2);
  border-radius: 14px;
  box-shadow: 0 8px 32px rgba(0,0,0,.18);
  overflow: hidden;
  transform: translateY(8px) scale(.97);
  opacity: 0;
  visibility: hidden;
  transition: transform .22s cubic-bezier(.34,1.1,.64,1), opacity .18s, visibility 0s .2s;
  pointer-events: none;
  z-index: 50;
}
.chap-nav-toc-panel.open {
  transform: translateY(0) scale(1);
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transition: transform .22s cubic-bezier(.34,1.1,.64,1), opacity .18s, visibility 0s 0s;
}
.chap-nav-toc-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 14px 10px;
  font-size: 13px;
  font-weight: 700;
  color: var(--text);
  border-bottom: 1px solid var(--border2);
  background: var(--bg2);
}
.chap-nav-toc-list {
  max-height: 320px;
  overflow-y: auto;
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
}
.chap-nav-toc-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 14px;
  cursor: pointer;
  transition: background .14s;
  border-bottom: 1px solid var(--border2);
}
.chap-nav-toc-item:last-child { border-bottom: none; }
.chap-nav-toc-item:hover { background: var(--gold-light, rgba(200,150,62,.1)); }
.chap-nav-toc-num {
  flex-shrink: 0;
  width: 22px; height: 22px;
  background: var(--gold); color: #fff;
  border-radius: 50%;
  font-size: 11px; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
  margin-top: 1px;
}
.chap-nav-toc-title {
  font-size: 13px;
  font-weight: 500;
  color: var(--text);
  line-height: 1.4;
}
@media (max-width: 600px) {
  .chap-nav-toc-btn { padding: 5px 9px; font-size: 12px; gap: 4px; }
  .chap-nav-toc-btn span { display: none; } /* chỉ hiện icon trên mobile nhỏ */
}

/* Nút chữ đậm trong reader bar */
.rbar-bold-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px; height: 36px;
  border: 1.5px solid var(--border);
  background: var(--bg2);
  color: var(--text);
  border-radius: 8px;
  font-size: 18px;
  font-weight: 900;
  cursor: pointer;
  transition: background .15s, border-color .15s, color .15s;
  font-family: Georgia, serif;
  line-height: 1;
  flex-shrink: 0;
}
.rbar-bold-btn b {
  font-size: 20px;
  font-weight: 900;
  line-height: 1;
  pointer-events: none;
}
.rbar-bold-btn:hover { border-color: var(--gold); color: var(--gold); }
.rbar-bold-btn.active {
  background: var(--gold);
  border-color: var(--gold);
  color: #fff;
}

/* Class áp dụng chữ đậm toàn nội dung đọc */
.modal-content.read-bold,
.modal-content.read-bold * {
  font-weight: 700 !important;
}

/* ══════════════════════════════════════════════════════════════
   CHẾ ĐỘ TU TẬP
   ══════════════════════════════════════════════════════════════ */

/* ── Danh sách bài tu tập ── */
.tt-list-overlay {
  display: none;
  position: fixed; inset: 0; z-index: 1200;
  background: rgba(0,0,0,.55);
  align-items: flex-end;
  justify-content: center;
}
.tt-list-overlay.open { display: flex; }

.tt-list-panel {
  background: var(--bg);
  width: 100%; max-width: 540px;
  max-height: 82vh;
  border-radius: 20px 20px 0 0;
  display: flex; flex-direction: column;
  overflow: hidden;
  box-shadow: 0 -8px 40px rgba(0,0,0,.22);
  animation: ttSlideUp .28s cubic-bezier(.34,1.2,.64,1);
}
@keyframes ttSlideUp {
  from { transform: translateY(60px); opacity: 0; }
  to   { transform: translateY(0);    opacity: 1; }
}
.tt-list-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 18px 0;
}
.tt-list-title {
  display: flex; align-items: center; gap: 8px;
  font-size: 17px; font-weight: 700; color: var(--gold);
}
.tt-list-close {
  background: var(--bg2); border: none; border-radius: 50%;
  width: 32px; height: 32px; font-size: 14px; cursor: pointer;
  color: var(--muted); display: flex; align-items: center; justify-content: center;
}
.tt-list-desc {
  font-size: 12px; color: var(--muted);
  padding: 6px 18px 12px;
}
.tt-list-body {
  overflow-y: auto; padding: 0 12px 24px; flex: 1;
}
.tt-cat-group { margin-bottom: 16px; }
.tt-cat-label {
  font-size: 11px; font-weight: 700; letter-spacing: .06em;
  color: var(--gold); text-transform: uppercase;
  padding: 6px 6px 4px;
}
.tt-art-item {
  display: flex; align-items: center; gap: 10px;
  padding: 11px 12px; border-radius: 12px;
  cursor: pointer; transition: background .14s;
  border-bottom: 1px solid var(--border2);
}
.tt-art-item:hover { background: var(--bg2); }
.tt-art-title { flex: 1; font-size: 14px; font-weight: 600; color: var(--text); }
.tt-art-badge {
  font-size: 11px; background: var(--gold); color: #fff;
  padding: 2px 8px; border-radius: 20px; white-space: nowrap;
}

/* ── Xác nhận bắt đầu công phu ── */
.tt-confirm-overlay {
  display: none; position: fixed; inset: 0; z-index: 1300;
  background: rgba(0,0,0,.6);
  align-items: center; justify-content: center; padding: 24px;
}
.tt-confirm-overlay.open { display: flex; }
.tt-confirm-box {
  background: var(--bg); border-radius: 20px;
  padding: 32px 28px; max-width: 340px; width: 100%;
  text-align: center;
  box-shadow: 0 8px 40px rgba(0,0,0,.3);
  animation: ttSlideUp .25s ease;
}
.tt-confirm-ico { font-size: 40px; margin-bottom: 12px; }
.tt-confirm-box h3 { font-size: 18px; margin: 0 0 8px; color: var(--text); }
.tt-confirm-box p  { font-size: 14px; color: var(--muted); margin: 0 0 22px; }
.tt-confirm-actions { display: flex; gap: 10px; justify-content: center; }
.tt-btn-cancel {
  padding: 10px 22px; border-radius: 22px; border: 1.5px solid var(--border2);
  background: none; color: var(--text2); font-family: inherit;
  font-size: 14px; cursor: pointer;
}
.tt-btn-start {
  padding: 10px 22px; border-radius: 22px; border: none;
  background: var(--gold); color: #fff; font-family: inherit;
  font-size: 14px; font-weight: 700; cursor: pointer;
  box-shadow: 0 2px 12px rgba(200,150,62,.4);
}

/* ── FAB panel tu tập — cạnh trái giữa màn hình trong modal ── */
.tt-fab-panel {
  position: fixed;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  z-index: 50;
}

/* FAB chung */
.tt-fab {
  width: 52px; height: 52px;
  border-radius: 50%; border: none;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; transition: transform .15s, box-shadow .15s;
  -webkit-tap-highlight-color: transparent;
  position: relative;
}
.tt-fab:active { transform: scale(.93); }
.tt-fab-active { box-shadow: 0 0 0 3px rgba(200,150,62,.45) !important; }

/* FAB nhạc */
.tt-fab-music {
  background: var(--bg2); color: var(--gold);
  border: 2px solid var(--gold);
  box-shadow: 0 3px 14px rgba(200,150,62,.25);
}
/* FAB mõ */
.tt-fab-mo {
  background: var(--bg2); color: #8B6914;
  border: 2px solid #C8963E;
  box-shadow: 0 3px 14px rgba(200,150,62,.2);
}
[data-theme="dark"] .tt-fab-mo { color: #E8BC6A; }

/* FAB đếm */
.tt-counter-fab {
  display: flex; align-items: center; gap: 6px;
}
.tt-fab-count {
  background: var(--gold); color: #fff;
  box-shadow: 0 4px 18px rgba(200,150,62,.5);
  flex-direction: column; gap: 1px;
  width: 56px; height: 56px;
}
.tt-count-num {
  font-size: 13px; font-weight: 800;
  line-height: 1; margin-top: 1px;
}
.tt-count-btn {
  width: 36px; height: 36px; border-radius: 50%; border: 2px solid var(--gold);
  background: var(--bg); color: var(--gold);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; font-size: 18px; font-weight: 700;
  box-shadow: 0 2px 8px rgba(200,150,62,.2);
  transition: background .14s, transform .1s;
  -webkit-tap-highlight-color: transparent;
}
.tt-count-btn:active { transform: scale(.9); background: var(--gold); color: #fff; }

@keyframes ttCountPulse {
  0%   { transform: scale(1); }
  40%  { transform: scale(1.13); }
  100% { transform: scale(1); }
}
.tt-count-pulse { animation: ttCountPulse .2s ease; }

/* Menu nhạc */
.tt-fab-wrap { position: relative; }
.tt-music-menu {
  display: none; position: absolute;
  bottom: 0; left: 60px;
  background: var(--bg); border-radius: 14px;
  box-shadow: 0 6px 28px rgba(0,0,0,.22);
  border: 1px solid var(--border2);
  overflow: hidden; min-width: 170px;
  z-index: 30;
}
.tt-music-menu.open { display: block; }
.tt-music-header {
  font-size: 11px; font-weight: 700; color: var(--muted);
  padding: 10px 14px 6px;
  border-bottom: 1px solid var(--border2);
}
.tt-music-item {
  display: block; width: 100%; text-align: left;
  padding: 10px 14px; background: none; border: none;
  font-family: inherit; font-size: 13px; color: var(--text);
  cursor: pointer; transition: background .12s;
}
.tt-music-item:hover { background: var(--bg2); }
.tt-music-off { color: var(--muted); border-top: 1px solid var(--border2); }

/* Nút tu tập trong chap-nav-bar */
.chap-tutap-btn {
  display: none; align-items: center; gap: 5px;
  padding: 5px 12px; border-radius: 20px;
  background: var(--gold); color: #fff;
  border: none; font-family: inherit; font-size: 12px;
  font-weight: 700; cursor: pointer;
  white-space: nowrap;
  box-shadow: 0 2px 8px rgba(200,150,62,.35);
  transition: transform .13s;
}
.chap-tutap-btn:active { transform: scale(.94); }


/* ── Nav tab Tu Tập (link sang trang riêng) ── */
.nav-tab-tutap {
  text-decoration: none;
  background: var(--gold) !important;
  color: #fff !important;
  border-radius: 20px;
  font-weight: 700;
  border: none;
  box-shadow: 0 2px 10px rgba(200,150,62,.35);
}
.nav-tab-tutap:hover {
  background: var(--gold2) !important;
  color: #fff !important;
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(200,150,62,.45);
}


/* ══════════════════════════════════════════════════════════
   IMPORT JSON OVERLAY
   ══════════════════════════════════════════════════════════ */
.import-overlay {
  position: fixed; inset: 0; z-index: 1100;
  background: rgba(0,0,0,.6);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; pointer-events: none;
  transition: opacity .2s;
  padding: 16px;
  box-sizing: border-box;
}
.import-overlay.open { opacity: 1; pointer-events: all; }

/* ── Box chính — light mode ── */
.import-box {
  background: #ffffff;
  border-radius: 16px;
  box-shadow: 0 12px 48px rgba(0,0,0,.22), 0 2px 8px rgba(0,0,0,.1);
  width: 100%; max-width: 680px;
  max-height: 90vh;
  display: flex; flex-direction: column;
  overflow: hidden;
  animation: slideUp .22s cubic-bezier(.34,1.3,.64,1);
  border: 1px solid #e8e4da;
}
[data-theme="dark"] .import-box {
  background: #242018;
  border-color: #3a3228;
  box-shadow: 0 12px 48px rgba(0,0,0,.55);
}

/* Header */
.import-header {
  display: flex; align-items: flex-start; justify-content: space-between;
  padding: 20px 20px 14px;
  border-bottom: 1px solid #e8e4da;
  gap: 12px;
  background: #faf9f6;
}
[data-theme="dark"] .import-header {
  background: #2a2419;
  border-bottom-color: #3a3228;
}
.import-header h2 {
  margin: 0; font-size: 17px; font-weight: 800;
  color: #1c1a15; line-height: 1.3;
}
[data-theme="dark"] .import-header h2 { color: #ede8df; }
.import-header-sub {
  font-size: 12px; color: #8a7f6e; margin-top: 3px;
}
[data-theme="dark"] .import-header-sub { color: #9a8f7e; }
.import-close-btn {
  background: none; border: none; font-size: 18px; cursor: pointer;
  color: #8a7f6e; padding: 3px 8px; border-radius: 6px;
  line-height: 1; flex-shrink: 0;
  transition: background .13s, color .13s;
}
.import-close-btn:hover { background: #f0ece2; color: #1c1a15; }
[data-theme="dark"] .import-close-btn:hover { background: #3a3228; color: #ede8df; }

/* Tabs */
.import-tabs {
  display: flex; gap: 2px; padding: 0 20px;
  border-bottom: 1.5px solid #e8e4da;
  background: #faf9f6;
}
[data-theme="dark"] .import-tabs {
  background: #2a2419;
  border-bottom-color: #3a3228;
}
.import-tab {
  background: none; border: none; cursor: pointer;
  font-family: inherit; font-size: 13px; font-weight: 600;
  color: #8a7f6e; padding: 12px 14px 11px;
  border-bottom: 2.5px solid transparent; margin-bottom: -1.5px;
  transition: color .15s, border-color .15s;
  display: flex; align-items: center; gap: 5px;
  white-space: nowrap;
}
.import-tab:hover { color: #1c1a15; }
[data-theme="dark"] .import-tab:hover { color: #ede8df; }
.import-tab.active { color: #C8963E; border-bottom-color: #C8963E; }

/* Panels */
.import-panel { padding: 18px 20px; background: #ffffff; }
[data-theme="dark"] .import-panel { background: #242018; }

/* Drop zone */
.import-drop-zone {
  border: 2px dashed #d4cfc5;
  border-radius: 12px;
  padding: 36px 20px;
  display: flex; flex-direction: column; align-items: center;
  cursor: pointer; text-align: center;
  color: #8a7f6e;
  background: #faf9f6;
  transition: border-color .15s, background .15s;
}
[data-theme="dark"] .import-drop-zone {
  border-color: #4a4238;
  background: #2a2419;
  color: #9a8f7e;
}
.import-drop-zone:hover,
.import-drop-zone.drag-over {
  border-color: #C8963E;
  background: rgba(200,150,62,.06);
}
.import-drop-zone.has-file {
  border-color: #C8963E;
  background: rgba(200,150,62,.08);
}

/* Multi-file list */
.import-file-list {
  display: flex; flex-direction: column; gap: 5px;
  margin-top: 10px;
  max-height: 160px; overflow-y: auto;
}
.import-file-item {
  display: flex; align-items: center; gap: 8px;
  padding: 6px 10px;
  border-radius: 8px;
  background: rgba(200,150,62,.08);
  border: 1px solid rgba(200,150,62,.2);
  font-size: 12px;
}
[data-theme="dark"] .import-file-item {
  background: rgba(200,150,62,.1);
  border-color: rgba(200,150,62,.25);
}
.import-file-item-icon { opacity: .6; flex-shrink: 0; }
.import-file-item-name {
  flex: 1; min-width: 0;
  font-weight: 600; color: var(--text);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.import-file-item-size { color: var(--muted); flex-shrink: 0; font-size: 11px; }
.import-file-item-status {
  flex-shrink: 0; font-size: 11px; font-weight: 600;
  padding: 1px 7px; border-radius: 99px;
}
.import-file-item-status.ok  { background:#22c55e22; color:#16a34a; }
.import-file-item-status.err { background:#ef444422; color:#dc2626; }
.import-file-item-status.loading { background:#94a3b822; color:#64748b; }
.import-file-item-del {
  flex-shrink: 0; background: none; border: none; cursor: pointer;
  color: var(--muted); padding: 2px 4px; border-radius: 4px;
  font-size: 13px; line-height: 1;
  transition: color .15s, background .15s;
}
.import-file-item-del:hover { color: #dc2626; background: #ef444418; }
.import-file-add-btn {
  display: flex; align-items: center; justify-content: center; gap: 6px;
  padding: 6px 12px; border-radius: 8px; cursor: pointer;
  border: 1.5px dashed #d4cfc5; background: transparent;
  color: #8a7f6e; font-size: 12px; font-weight: 600;
  transition: border-color .15s, color .15s, background .15s;
}
[data-theme="dark"] .import-file-add-btn {
  border-color: #4a4238; color: #9a8f7e;
}
.import-file-add-btn:hover {
  border-color: #C8963E; color: #C8963E;
  background: rgba(200,150,62,.06);
}

/* Textarea paste */
.import-textarea {
  width: 100%; box-sizing: border-box;
  height: 200px; resize: vertical;
  background: #f5f4f0;
  border: 1.5px solid #d4cfc5;
  border-radius: 8px; padding: 12px;
  font-family: 'SF Mono', 'Fira Code', monospace;
  font-size: 12px; line-height: 1.7;
  color: #1c1a15;
  outline: none;
  transition: border-color .15s, background .15s;
}
[data-theme="dark"] .import-textarea {
  background: #1e1a14;
  border-color: #4a4238;
  color: #ede8df;
}
.import-textarea:focus { border-color: #C8963E; background: #fffdf8; }
[data-theme="dark"] .import-textarea:focus { background: #221e18; border-color: #C8963E; }

/* Sample */
.import-sample-note {
  font-size: 13px; color: #6a6055; margin-bottom: 10px; line-height: 1.5;
}
[data-theme="dark"] .import-sample-note { color: #9a8f7e; }

.import-sample-subtabs {
  display: flex; gap: 6px; margin-bottom: 10px;
}
.import-sample-stab {
  flex: 1; padding: 8px 12px; border-radius: 8px;
  border: 1.5px solid #d4cfc5;
  background: #f5f4f0; color: #6a6055;
  font-family: inherit; font-size: 12.5px; font-weight: 600;
  cursor: pointer; text-align: center; line-height: 1.4;
  transition: border-color .15s, color .15s, background .15s;
}
[data-theme="dark"] .import-sample-stab {
  background: #2a2419; border-color: #4a4238; color: #9a8f7e;
}
.import-sample-stab em { font-style: normal; opacity: .75; }
.import-sample-stab:hover { border-color: #C8963E; color: #1c1a15; }
[data-theme="dark"] .import-sample-stab:hover { color: #ede8df; }
.import-sample-stab.active {
  border-color: #C8963E;
  background: #fdf3e3;
  color: #C8963E;
}
[data-theme="dark"] .import-sample-stab.active { background: #2e2315; }

.import-sample-desc {
  font-size: 12.5px; color: #6a6055; line-height: 1.6;
  padding: 8px 12px; background: #fdf3e3;
  border-radius: 7px; border: 1px solid #e8d9be;
  margin-bottom: 8px;
}
[data-theme="dark"] .import-sample-desc {
  background: #2e2315; border-color: #4a3820; color: #c8b898;
}
.import-sample-desc strong { color: #1c1a15; font-weight: 700; }
[data-theme="dark"] .import-sample-desc strong { color: #ede8df; }
.import-sample-desc code {
  background: rgba(200,150,62,.15); color: #a06820;
  padding: 1px 5px; border-radius: 4px; font-size: 11px;
}
[data-theme="dark"] .import-sample-desc code { background: rgba(200,150,62,.2); color: #d4a84b; }

.import-sample-pre {
  background: #f5f4f0;
  border: 1.5px solid #d4cfc5;
  border-radius: 8px; padding: 14px 50px 14px 14px;
  font-family: 'SF Mono', 'Fira Code', monospace;
  font-size: 11.5px; line-height: 1.7;
  color: #2a2419; overflow-x: auto;
  white-space: pre; margin: 0;
  max-height: 240px; overflow-y: auto;
}
[data-theme="dark"] .import-sample-pre {
  background: #1e1a14;
  border-color: #4a4238;
  color: #cdc5b5;
}
.import-copy-btn {
  position: absolute; top: 8px; right: 8px;
  background: #ffffff; border: 1px solid #d4cfc5;
  border-radius: 6px; padding: 5px 10px;
  font-size: 12px; cursor: pointer; color: #6a6055;
  display: flex; align-items: center; gap: 5px;
  font-family: inherit; font-weight: 600;
  transition: background .13s, color .13s, border-color .13s;
}
[data-theme="dark"] .import-copy-btn {
  background: #2e2a22; border-color: #4a4238; color: #9a8f7e;
}
.import-copy-btn:hover { background: #C8963E; color: #fff; border-color: #C8963E; }

/* Preview */
.import-preview-wrap {
  margin: 0 20px 14px; padding: 14px;
  background: #faf9f6;
  border-radius: 10px;
  border: 1.5px solid #e0dbd0;
  max-height: 220px; overflow-y: auto;
}
[data-theme="dark"] .import-preview-wrap {
  background: #1e1a14;
  border-color: #3a3228;
}
.import-preview-header {
  display: flex; align-items: center; gap: 8px;
  margin-bottom: 10px;
  font-size: 13px; font-weight: 700; color: #1c1a15;
}
[data-theme="dark"] .import-preview-header { color: #ede8df; }
.import-preview-badge {
  background: #C8963E; color: #fff;
  font-size: 11px; font-weight: 700;
  padding: 2px 9px; border-radius: 20px;
}
.import-preview-list { display: flex; flex-direction: column; gap: 6px; }
.import-preview-item {
  display: flex; gap: 10px; align-items: flex-start;
  padding: 9px 11px;
  background: #ffffff;
  border-radius: 8px; border: 1px solid #e0dbd0;
}
[data-theme="dark"] .import-preview-item {
  background: #2a2419; border-color: #3a3228;
}
.import-preview-item-num {
  font-size: 11px; color: #8a7f6e; font-weight: 700;
  min-width: 22px; padding-top: 1px;
}
.import-preview-item-body { flex: 1; min-width: 0; }
.import-preview-item-title {
  font-size: 13px; font-weight: 700; color: #1c1a15;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
[data-theme="dark"] .import-preview-item-title { color: #ede8df; }
.import-preview-item-meta {
  font-size: 11px; color: #8a7f6e; margin-top: 2px;
  display: flex; gap: 8px; flex-wrap: wrap;
}
.import-preview-item-warn { font-size: 11px; color: #c0622a; margin-top: 3px; }
[data-theme="dark"] .import-preview-item-warn { color: #e08040; }
.import-preview-item-ok {
  width: 18px; height: 18px; border-radius: 50%;
  background: #22c55e; color: #fff;
  font-size: 10px; display: flex; align-items: center; justify-content: center;
  flex-shrink: 0; margin-top: 1px; font-weight: 700;
}
.import-preview-item-err {
  width: 18px; height: 18px; border-radius: 50%;
  background: #ef4444; color: #fff;
  font-size: 10px; display: flex; align-items: center; justify-content: center;
  flex-shrink: 0; margin-top: 1px; font-weight: 700;
}
.import-err {
  background: #fef2f2; border: 1px solid #fca5a5;
  color: #b91c1c; font-size: 13px; padding: 10px 12px;
  border-radius: 8px; margin-top: 10px; line-height: 1.5;
}
[data-theme="dark"] .import-err {
  background: #2d1515; border-color: #7f1d1d; color: #f87171;
}

/* Footer */
.import-footer {
  display: flex; align-items: center; justify-content: flex-end;
  gap: 10px; padding: 14px 20px;
  border-top: 1.5px solid #e8e4da;
  background: #faf9f6;
}
[data-theme="dark"] .import-footer {
  border-top-color: #3a3228;
  background: #2a2419;
}

/* Progress */
.import-progress-wrap {
  padding: 24px 20px;
  display: flex; flex-direction: column; align-items: center; gap: 14px;
}
.import-progress-bar-outer {
  width: 100%; height: 8px; background: #e8e4da;
  border-radius: 20px; overflow: hidden;
}
[data-theme="dark"] .import-progress-bar-outer { background: #3a3228; }
.import-progress-bar-inner {
  height: 100%; background: #C8963E;
  border-radius: 20px; width: 0%;
  transition: width .3s;
}
.import-progress-text {
  font-size: 13px; color: #6a6055; font-weight: 600;
}
[data-theme="dark"] .import-progress-text { color: #9a8f7e; }

@media (max-width: 600px) {
  .import-box { border-radius: 14px; max-height: 95vh; }
  .import-tabs { padding: 0 14px; gap: 0; }
  .import-tab { font-size: 12px; padding: 10px 10px 9px; }
  .import-panel { padding: 14px; }
  .import-header { padding: 16px 14px 12px; }
  .import-footer { padding: 12px 14px; }
  .import-preview-wrap { margin: 0 14px 12px; }
  .import-sample-subtabs { flex-direction: column; }
}


/* ══════════════════════════════════════════════════════════
   FORM THÊM / SỬA — FULL SCREEN DESKTOP (≥ 1024px)
   Layout 2 cột: trái = meta info, phải = editor nội dung
   ══════════════════════════════════════════════════════════ */
@media (min-width: 1024px) {
  .add-overlay {
    padding: 0;
    align-items: stretch;
    justify-content: stretch;
    overflow: hidden;
  }

  .add-modal {
    display: flex;
    flex-direction: column;
    max-width: 100%;
    width: 100%;
    height: 100vh;
    border-radius: 0;
    overflow: hidden;
  }

  /* Header cố định trên cùng */
  .add-header {
    flex-shrink: 0;
    padding: 14px 24px;
    border-bottom: 1.5px solid var(--border2);
    background: var(--white);
    z-index: 2;
  }

  /* Body chiếm phần còn lại, scroll được */
  .add-body {
    flex: 1;
    overflow: hidden;
    padding: 0;
    display: flex;
    flex-direction: row;
    min-height: 0;
  }

  /* Cột trái: thông tin bài viết */
  .add-body-left {
    padding: 20px 22px;
    width: 30%;
    flex-shrink: 0;
    height: 100%;
    overflow-y: auto;
    box-sizing: border-box;
  }

  /* Cột phải: editor nội dung — không scroll, flex child tự giãn */
  .add-body-right {
    padding: 20px 20px 20px 20px;
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    box-sizing: border-box;
    min-width: 0;
    min-height: 0;
  }

  .add-body-right > .form-section-label { flex-shrink: 0; }

  /* form-row chứa RTE chiếm phần còn lại */
  .add-body-right > .form-row {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 0;
    margin-bottom: 0;
  }

  /* rte-wrap giãn hết */
  .add-body-right .rte-wrap {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 0;
  }

  .add-body-right .rte-toolbar { flex-shrink: 0; }

  /* textarea giãn hết phần còn lại */
  .add-body-right .rte-area {
    flex: 1;
    min-height: 0;
    height: auto;
    resize: none;
  }

  .add-body-right .rte-preview-toggle,
  .add-body-right .rte-preview-panel { flex-shrink: 0; }

  /* Footer cố định dưới cùng */
  .add-footer {
    flex-shrink: 0;
    padding: 12px 24px;
    background: var(--white);
    border-top: 1.5px solid var(--border2);
    z-index: 2;
  }

  /* Ẩn label "Nội dung chi tiết" ở cột phải vì có header section */
  .add-body-right > .form-row > label { font-size: 11px; letter-spacing: .4px; text-transform: uppercase; }
}

[data-theme="dark"] .add-body-left { border-right-color: var(--border); }

/* Section label cho 2 cột */
.form-section-label {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .8px;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 14px;
  padding-bottom: 7px;
  border-bottom: 1px solid var(--border2);
  display: none;
}
@media (min-width: 1024px) {
  .form-section-label { display: block; }
}

/* Mobile: add-body-left/right stack vertically as before */
@media (max-width: 1023px) {
  .add-body-left,
  .add-body-right {
    padding: 16px;
  }
  .add-body-right {
    border-top: 1.5px solid var(--border2);
  }
}
[data-theme="dark"] .add-body-right { border-top-color: var(--border); }


/* ══════════════════════════════════════════════════════════
   RESIZABLE DIVIDER giữa 2 cột form
   ══════════════════════════════════════════════════════════ */
.add-body-divider {
  display: none; /* ẩn trên mobile */
  width: 8px;
  flex-shrink: 0;
  cursor: col-resize;
  position: relative;
  background: transparent;
  transition: background .15s;
  z-index: 1;
  align-self: stretch;
}
.add-body-divider:hover,
.add-body-divider:active {
  background: rgba(200,150,62,.10);
}

/* Đường kẻ giữa + chấm tròn */
.add-body-divider-handle {
  position: absolute;
  top: 0; bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 2px;
  background: var(--border2);
  border-radius: 2px;
  transition: background .15s, width .15s;
}
.add-body-divider-handle::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 4px;
  height: 32px;
  background: var(--border2);
  border-radius: 4px;
  transition: background .15s, width .15s, height .15s;
}
.add-body-divider:hover .add-body-divider-handle,
.add-body-divider:active .add-body-divider-handle {
  background: var(--gold);
  width: 2px;
}
.add-body-divider:hover .add-body-divider-handle::before,
.add-body-divider:active .add-body-divider-handle::before {
  background: var(--gold);
  width: 4px;
  height: 48px;
}

/* Chỉ hiện trên desktop */
@media (min-width: 1024px) {
  .add-body-divider { display: flex; align-items: center; }

  /* Khi kéo thì cột trái không có border-right nữa
     (divider thay thế hoàn toàn) */
  .add-body-left { border-right: none !important; }
}

[data-theme="dark"] .add-body-divider-handle,
[data-theme="dark"] .add-body-divider-handle::before {
  background: var(--border);
}
[data-theme="dark"] .add-body-divider:hover .add-body-divider-handle,
[data-theme="dark"] .add-body-divider:hover .add-body-divider-handle::before,
[data-theme="dark"] .add-body-divider:active .add-body-divider-handle,
[data-theme="dark"] .add-body-divider:active .add-body-divider-handle::before {
  background: var(--gold);
}

/* ── Ẩn nút HƯỚNG DẪN + TU TẬP trên top nav mobile ── */
.nav-desktop-only { display: flex; }
@media (max-width: 768px) {
  .nav-desktop-only { display: none !important; }
}

/* Highlight t? khi d?c TTS */
.tts-word.active { background-color: var(--gold); color: var(--bg); border-radius: 2px; }

/* ── THẬP TRAI BANNER ── */
.thap-trai-banner {
  margin: 16px auto 0;
  max-width: 900px;
  background: linear-gradient(135deg, rgba(200, 150, 62, 0.15) 0%, rgba(139, 99, 64, 0.12) 100%);
  border: 1.5px dashed var(--gold);
  border-radius: 12px;
  cursor: pointer;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
  padding: 14px 18px;
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: 0 4px 12px rgba(60, 40, 10, 0.05);
  animation: bannerFadeIn 0.5s ease-out;
}
@keyframes bannerFadeIn {
  from { opacity: 0; transform: translateY(-10px); }
  to { opacity: 1; transform: translateY(0); }
}
.thap-trai-icon {
  font-size: 24px;
  animation: heartBeat 2s infinite ease-in-out;
}
@keyframes heartBeat {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.1); }
}
.thap-trai-content {
  flex: 1;
  font-size: 13.5px;
  line-height: 1.5;
  color: var(--text2);
}
.thap-trai-content strong {
  color: var(--brown);
}
.thap-trai-close {
  background: none;
  border: none;
  font-size: 16px;
  cursor: pointer;
  color: var(--muted);
  padding: 4px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.15s, color 0.15s;
}
.thap-trai-close:hover {
  background: var(--bg3);
  color: var(--text);
}
[data-theme="dark"] .thap-trai-banner {
  background: linear-gradient(135deg, rgba(212, 168, 75, 0.1) 0%, rgba(46, 36, 21, 0.2) 100%);
}
[data-theme="dark"] .thap-trai-content strong {
  color: var(--gold2);
}

/* ── Trạng thái thu gọn banner Thập Trai ── */
.thap-trai-banner.thap-trai-collapsed {
  padding-top: 8px;
  padding-bottom: 8px;
}
.thap-trai-banner.thap-trai-collapsed .thap-trai-content {
  display: none;
}
.thap-trai-banner.thap-trai-collapsed .thap-trai-icon {
  font-size: 18px;
  animation: none;
}
/* Text placeholder khi thu gọn — là span thực, không dùng ::after để tránh chặn click nút */
.thap-trai-collapsed-label {
  display: none;
  flex: 1;
  font-size: 12px;
  color: var(--muted);
  pointer-events: none;
  user-select: none;
}
.thap-trai-banner.thap-trai-collapsed .thap-trai-collapsed-label {
  display: block;
}
.thap-trai-close {
  transition: transform 0.25s ease;
  position: relative;
  z-index: 2;          /* Luôn nổi trên cùng, không bị che */
  flex-shrink: 0;
}
.thap-trai-banner.thap-trai-collapsed .thap-trai-close {
  transform: rotate(-90deg);
}