/* ============================================================
   VĂN LANG — TRANG CHỦ
   Art direction (docs/VANLANG_CONTENT_LOCK.md §10):
   xanh rêu · xanh lá đậm · nâu gỗ · đồng · vàng cổ
   KHÔNG: neon, glassmorphism, gradient bóng mạnh
   ============================================================ */

:root {
  /* Palette — nền đêm rêu */
  --bg-deep:      #0D1410;
  --bg-raised:    #121A15;
  --bg-panel:     #16211A;
  --bg-inset:     #0A100C;

  /* Xanh rêu / xanh lá đậm */
  --moss:         #2E4435;
  --moss-deep:    #1C2A22;
  --leaf:         #3A5A40;

  /* Nâu gỗ · đồng · vàng cổ */
  --wood:         #4A3527;
  --wood-light:   #6B4E39;
  --bronze:       #A67C52;
  --bronze-dim:   #8C6A3F;
  --gold:         #C9A24D;
  --gold-soft:    #D8B96A;
  --gold-pale:    #EDE6D6;

  /* Đỏ đất (accent dùng tiết chế) */
  --clay:         #8B3A2A;

  /* Text */
  --text:         #E8E3D5;
  --text-muted:   #C2BEB1;
  --text-dim:     #9AA08F;
  --line:         rgba(201, 162, 77, 0.25);
  --line-faint:   rgba(201, 162, 77, 0.12);

  /* Type */
  --font-vi: "Be Vietnam Pro", "Segoe UI", sans-serif;
  --font-display: "Crimson Text", "Noto Serif", serif;
  --font-title:   "Cinzel", "Be Vietnam Pro", serif;
  --font-body:    "Be Vietnam Pro", "Segoe UI", sans-serif;

  --w-content: 1120px;
}

/* ===== Reset ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .reveal { opacity: 1 !important; transform: none !important; }
}
body {
  background: var(--bg-deep);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img, svg { display: block; max-width: 100%; }
a { color: var(--gold); text-decoration: none; }
a:focus-visible, button:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
  border-radius: 2px;
}

.container { max-width: var(--w-content); margin: 0 auto; padding: 0 24px; }

::selection { background: var(--bronze); color: #fff; }

/* ===== Sprite (atlas.js) ===== */
.sprite { display: block; image-rendering: auto; }

/* ===== Reveal on scroll ===== */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .7s ease, transform .7s ease; }
.reveal.is-visible { opacity: 1; transform: none; }

/* ===== TOP BAR ===== */
.topbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(13, 20, 16, 0.92);
  border-bottom: 1px solid var(--line-faint);
  backdrop-filter: blur(6px);
}
.topbar-inner {
  max-width: var(--w-content); margin: 0 auto;
  padding: 10px 24px;
  display: flex; align-items: center; gap: 28px;
}
.brand { display: flex; align-items: center; gap: 12px; color: var(--gold); }
.brand-mark { line-height: 0; }
.brand-text { display: flex; flex-direction: column; line-height: 1.1; }
.brand-name {
  font-family: var(--font-title); font-weight: 700;
  font-size: 19px; letter-spacing: 0.16em; color: var(--gold-pale);
}
.brand-sub {
  font-family: var(--font-display); font-weight: 600;
  font-size: 11px; letter-spacing: 0.44em; color: var(--bronze);
  margin-top: 2px;
}
.nav { display: flex; gap: 22px; margin-left: auto; }
.nav a {
  color: var(--text-dim); font-size: 14px; font-weight: 500;
  padding: 6px 2px;
  border-bottom: 1px solid transparent;
  transition: color .2s, border-color .2s;
}
.nav a:hover { color: var(--gold-soft); border-bottom-color: var(--line); }
.nav a.is-active { color: var(--gold-soft); border-bottom-color: var(--gold); }
.topbar-actions { display: flex; align-items: center; gap: 14px; }
.version-badge {
  font-size: 12px; color: var(--bronze);
  border: 1px solid var(--line-faint);
  padding: 2px 10px; border-radius: 2px;
  letter-spacing: 0.08em;
}
.nav-toggle {
  display: none; background: none; border: none; cursor: pointer;
  width: 34px; height: 26px; position: relative;
}
.nav-toggle span {
  position: absolute; left: 4px; right: 4px; height: 2px;
  background: var(--gold); transition: transform .25s, opacity .2s;
}
.nav-toggle span:nth-child(1) { top: 5px; }
.nav-toggle span:nth-child(2) { top: 12px; }
.nav-toggle span:nth-child(3) { top: 19px; }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.mobile-nav {
  display: flex; flex-direction: column; gap: 4px;
  padding: 12px 24px 20px;
  border-top: 1px solid var(--line-faint);
}
.mobile-nav a { color: var(--text); padding: 10px 4px; border-bottom: 1px solid var(--line-faint); font-size: 15px; }
.mobile-nav .btn { margin-top: 12px; text-align: center; border-bottom: none; }

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  font-family: var(--font-body); font-weight: 700; font-size: 14px;
  letter-spacing: 0.12em; padding: 10px 22px;
  border-radius: 2px; cursor: pointer;
  transition: background .2s, border-color .2s, transform .15s, box-shadow .2s;
}
.btn-play {
  background: var(--bronze-dim);
  border: 1px solid var(--gold);
  color: #FFF8E7;
  text-shadow: 0 1px 2px rgba(0,0,0,.4);
  box-shadow: inset 0 1px 0 rgba(237, 230, 214, 0.15), 0 2px 8px rgba(0,0,0,.35);
}
.btn-play:hover { background: var(--bronze); border-color: var(--gold-soft); box-shadow: inset 0 1px 0 rgba(237,230,214,.2), 0 4px 16px rgba(0,0,0,.45), 0 0 0 1px rgba(201,162,77,.3); }
.btn-play:active { transform: translateY(1px); }
.btn-play-sm { font-size: 12.5px; padding: 8px 16px; letter-spacing: 0.1em; }
.btn-play-large { font-size: 17px; padding: 15px 36px; letter-spacing: 0.16em; }
.btn-play-icon { font-size: 0.75em; color: var(--gold-soft); }
.btn-ghost {
  border: 1px solid var(--line);
  color: var(--text-muted); background: transparent;
}
.btn-ghost:hover { border-color: var(--gold); color: var(--gold-soft); }

/* ===== HERO ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex; flex-direction: column; justify-content: center;
  padding: 130px 0 70px;
  overflow: hidden;
}
.hero-bg { position: absolute; inset: 0; z-index: 0; }
.hero-bg-gradient {
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 90% 60% at 30% 0%, rgba(46, 68, 53, 0.55), transparent 65%),
    radial-gradient(ellipse 60% 40% at 80% 100%, rgba(74, 53, 39, 0.35), transparent 70%),
    var(--bg-deep);
}
.hero-bg-vignette {
  position: absolute; inset: 0;
  background: radial-gradient(ellipse 120% 100% at 50% 50%, transparent 55%, rgba(10, 16, 12, 0.7) 100%);
}
.hero-drum {
  position: absolute; top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: min(880px, 120vw); height: auto;
  pointer-events: none;
}

.hero-layout {
  position: relative; z-index: 1;
  max-width: var(--w-content); margin: 0 auto;
  padding: 0 24px;
  display: grid; grid-template-columns: 1.05fr 1fr; gap: 40px;
  align-items: center;
}

.hero-copy { animation: rise 1s .15s ease-out both; }

.hero-eyebrow {
  display: flex; align-items: center; gap: 16px;
  color: var(--bronze); font-size: 12px; letter-spacing: 0.3em;
  margin-bottom: 26px;
}
.eyebrow-line {
  height: 1px; width: 46px;
  background: linear-gradient(90deg, transparent, var(--line));
}
.eyebrow-line:last-child { transform: scaleX(-1); }

.hero-title { line-height: 1; margin-bottom: 24px; }
.hero-title-main-ref{font-size:clamp(48px,7vw,84px)}
.hero-title-main {
  display: block;
  font-family: var(--font-title);
  font-size: clamp(52px, 7.5vw, 88px);
  font-weight: 800;
  letter-spacing: 0.06em;
  color: var(--gold-pale);
  text-shadow:
    0 2px 0 rgba(140, 106, 63, 0.55),
    0 6px 32px rgba(0, 0, 0, 0.6);
}
.hero-title-sub {
  display: block;
  margin-top: 12px;
  font-family: var(--font-display);
  font-size: clamp(16px, 2.4vw, 24px);
  font-weight: 600;
  letter-spacing: 0.58em;
  color: var(--bronze);
}
.hero-tagline {
  font-family: var(--font-display);
  font-size: clamp(16px, 2vw, 19px);
  font-style: italic;
  color: var(--text-muted);
  max-width: 480px; margin-bottom: 34px;
}
.hero-ctas { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.hero-note { margin-top: 14px; font-size: 13px; color: var(--text-dim); }
.hero-stats {
  display: flex; align-items: center; gap: 20px;
  margin-top: 48px; flex-wrap: wrap;
}
.hero-stat { display: flex; flex-direction: column; gap: 2px; min-width: 60px; }
.hero-stat strong {
  font-family: var(--font-display); font-weight: 700;
  font-size: 32px; color: var(--gold); line-height: 1;
}
.hero-stat span { font-size: 12px; letter-spacing: 0.14em; color: var(--text-dim); }
.hero-stat-divider { width: 1px; height: 34px; background: var(--line-faint); }

/* Hero lineup — art thật */
.hero-lineup {
  position: relative;
  display: flex; flex-direction: column; align-items: center;
  padding-bottom: 18px;
  animation: rise 1s .35s ease-out both;
}
.hero-lineup-row { display: flex; align-items: flex-end; justify-content: center; gap: 6px; }
.hero-figure { display: flex; flex-direction: column; align-items: center; gap: 10px; position: relative; }
.hero-figure-sprite { filter: drop-shadow(0 18px 22px rgba(0,0,0,.45)); transition: transform .3s ease, filter .3s ease; }
.hero-figure:hover .hero-figure-sprite { transform: translateY(-6px); filter: drop-shadow(0 24px 28px rgba(0,0,0,.5)); }
.hero-figure-center { z-index: 1; }
.hero-figure-center .hero-figure-sprite { transform: scale(1.06); }
.hero-figure-center:hover .hero-figure-sprite { transform: scale(1.06) translateY(-6px); }
.hero-figure-label {
  font-size: 12.5px; color: var(--text-dim);
  letter-spacing: 0.05em; text-align: center;
}
.hero-figure-label b {
  display: block;
  font-family: var(--font-display); font-weight: 700;
  font-size: 15px; color: var(--gold-soft); line-height: 1.2;
}
.hero-lineup-caption {
  display: flex; align-items: center; gap: 12px;
  margin-top: 18px;
  font-size: 13px; color: var(--text-dim);
}
.hero-gender-toggle {
  background: none; border: none; cursor: pointer; padding: 3px;
}
.toggle-track {
  display: block; width: 40px; height: 20px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--bg-inset);
  position: relative;
  transition: background .2s, border-color .2s;
}
.toggle-thumb {
  display: block; width: 14px; height: 14px;
  border-radius: 50%;
  background: var(--bronze);
  position: absolute; top: 2px; left: 2px;
  transition: left .25s ease, background .25s;
}
.hero-gender-toggle[aria-pressed="true"] .toggle-track { border-color: var(--gold); background: rgba(201,162,77,.1); }
.hero-gender-toggle[aria-pressed="true"] .toggle-thumb { left: 22px; background: var(--gold); }
.hero-lineup-ground {
  position: absolute; bottom: 30px; left: 50%; transform: translateX(-50%);
  width: min(520px, 100%); height: 1px;
  background: linear-gradient(90deg, transparent, var(--line), transparent);
}
.hero-lineup-ground::after {
  content: ""; position: absolute; left: 50%; top: 0; transform: translateX(-50%);
  width: 60%; height: 26px;
  background: radial-gradient(ellipse at center, rgba(0,0,0,.5), transparent 70%);
}

.hero-bottom-rule {
  display: flex; align-items: center; justify-content: center; gap: 14px;
  position: absolute; bottom: 24px; left: 0; right: 0; z-index: 1;
}
.hero-bottom-rule span {
  height: 1px; width: min(180px, 20vw);
  background: linear-gradient(90deg, transparent, var(--line));
}
.hero-bottom-rule span:last-child { transform: scaleX(-1); }
.hero-bottom-rule i { color: var(--bronze); font-size: 10px; font-style: normal; }

@keyframes rise {
  from { opacity: 0; transform: translateY(14px); }
  to   { opacity: 1; transform: none; }
}

/* ===== SECTIONS chung ===== */
.section { padding: 96px 0; }
.section + .section { border-top: 1px solid var(--line-faint); position:relative }
.section + .section::after{content:"◆";position:absolute;top:-7px;left:50%;transform:translateX(-50%);font-size:8px;color:var(--bronze);background:var(--bg-deep);padding:0 10px;opacity:.6}
.section-head { max-width: 640px; margin: 0 auto 56px; text-align: center; }
.section-kicker {
  font-size: 12px; letter-spacing: 0.36em; text-indent: 0.36em;
  color: var(--bronze); margin-bottom: 12px;
}
.section-title {
  font-family: var(--font-display);
  font-size: clamp(30px, 4.5vw, 42px);
  font-weight: 700; line-height: 1.15;
  color: var(--gold-pale);
}
.section-title .accent {
  font-style: italic; font-weight: 600;
  color: var(--gold);
}
.section-lead {
  margin-top: 16px;
  font-family: var(--font-display); font-style: italic;
  font-size: 17px; color: var(--text-dim);
}

/* ===== THẾ GIỚI ===== */
.world-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.world-card {
  background: var(--bg-panel);
  border: 1px solid var(--line-faint);
  border-top: 1px solid var(--line);
  padding: 30px 26px;
  border-radius: 2px;
}
.world-card-icon {
  font-size: 20px; color: var(--bronze);
  margin-bottom: 14px;
  width: 40px; height: 40px;
  display: flex; align-items: center; justify-content: center;
  border: 1px solid var(--line);
  border-radius: 50%;
}
.world-card h3 {
  font-family: var(--font-display);
  font-size: 21px; font-weight: 700; color: var(--gold-soft);
  margin-bottom: 10px;
}
.world-card p { font-size: 14.5px; color: var(--text-dim); }

/* ===== HỆ PHÁI — showcase ===== */
.class-chooser {
  display: flex; justify-content: center; gap: 10px; flex-wrap: wrap;
  margin-bottom: 36px;
}
.class-chooser-btn {
  display: inline-flex; align-items: center; gap: 9px;
  font-family: var(--font-body); font-weight: 600; font-size: 14px;
  background: transparent; color: var(--text-dim);
  border: 1px solid var(--line-faint);
  border-radius: 2px; padding: 10px 20px; cursor: pointer;
  transition: color .2s, border-color .2s, background .2s;
}
.cc-icon { color: var(--bronze); font-size: 12px; }
.class-chooser-btn:hover { color: var(--gold-soft); border-color: var(--line); }
.class-chooser-btn.is-active {
  color: var(--gold-pale);
  border-color: var(--gold);
  background: rgba(201, 162, 77, 0.08);
}
.class-chooser-btn.is-active .cc-icon { color: var(--gold); }

.class-showcase { position: relative; }
.class-panel {
  display: none;
  grid-template-columns: 0.9fr 1.1fr; gap: 48px;
  align-items: center;
  background: var(--bg-raised);
  border: 1px solid var(--line-faint);
  border-radius: 2px;
  padding: 44px 48px;
}
.class-panel.is-active { display: grid; animation: fade-in .4s ease both; }
@keyframes fade-in { from { opacity: 0; } to { opacity: 1; } }
.class-panel-visual { display: flex; flex-direction: column; align-items: center; }
.class-sprite-wrap { min-height: 400px; display: flex; align-items: flex-end; justify-content: center; }
.class-sprite { filter: drop-shadow(0 20px 26px rgba(0,0,0,.5)); }
.class-sprite-shadow {
  width: 62%; height: 20px; margin-top: 4px;
  background: radial-gradient(ellipse at center, rgba(0,0,0,.55), transparent 70%);
}
.class-panel-kicker {
  font-size: 12.5px; letter-spacing: 0.22em;
  color: var(--bronze); margin-bottom: 8px;
}
.class-panel-info h3 {
  font-family: var(--font-display);
  font-size: 42px; font-weight: 700; line-height: 1.05;
  color: var(--gold-pale); margin-bottom: 14px;
}
.class-panel-desc { font-size: 15px; color: var(--text-muted); margin-bottom: 22px; max-width: 460px; }
.class-meta { list-style: none; border-top: 1px solid var(--line-faint); margin-bottom: 20px; }
.class-meta li {
  display: flex; justify-content: space-between; align-items: baseline;
  padding: 9px 2px;
  border-bottom: 1px solid var(--line-faint);
  font-size: 13.5px;
}
.class-meta span { color: var(--text-dim); letter-spacing: 0.04em; }
.class-meta strong { color: var(--gold-soft); font-weight: 600; }
.class-palette { display: flex; gap: 6px; }
.class-palette span {
  width: 26px; height: 8px; border-radius: 1px;
  border: 1px solid rgba(0,0,0,.3);
}

/* ===== VŨ KHÍ ===== */
.weapon-tabs {
  display: flex; justify-content: center; gap: 10px; flex-wrap: wrap;
  margin-bottom: 36px;
}
.weapon-tab {
  font-family: var(--font-body); font-weight: 600; font-size: 14px;
  background: transparent; color: var(--text-dim);
  border: 1px solid var(--line-faint);
  border-radius: 2px; padding: 9px 20px; cursor: pointer;
  transition: color .2s, border-color .2s, background .2s;
}
.weapon-tab:hover { color: var(--gold-soft); border-color: var(--line); }
.weapon-tab.is-active {
  color: var(--gold-pale);
  border-color: var(--gold);
  background: rgba(201, 162, 77, 0.08);
}
.weapon-panel { display: none; }
.weapon-panel.is-active { display: block; animation: fade-in .4s ease both; }

.weapon-track {
  display: grid; grid-template-columns: repeat(6, 1fr); gap: 14px;
  padding-top: 30px;
}
.weapon-track::before {
  content: ""; display: block;
  grid-column: 1 / -1;
  height: 1px; margin-bottom: 16px;
  background: linear-gradient(90deg, transparent, var(--line) 12%, var(--line) 88%, transparent);
}
.weapon-tier {
  text-align: center;
  padding: 18px 10px 16px;
  background: var(--bg-panel);
  border: 1px solid var(--line-faint);
  border-radius: 2px;
  display: flex; flex-direction: column; align-items: center; gap: 8px;
}
.tier-lv {
  font-family: var(--font-display); font-weight: 700;
  font-size: 12px; color: var(--bronze);
  letter-spacing: 0.16em;
  width: 100%; text-align: left;
  padding-left: 4px;
}
.weapon-sprite { margin: 4px auto 6px; filter: drop-shadow(0 8px 10px rgba(0,0,0,.4)); }
.weapon-tier strong {
  font-family: var(--font-display); font-weight: 700;
  font-size: 16.5px; color: var(--gold-soft);
  line-height: 1.25;
}
.weapon-tier em {
  font-size: 12.5px; font-style: italic;
  font-family: var(--font-display);
  color: var(--text-dim); line-height: 1.4;
}
.weapon-tier-legend { border-color: var(--gold); background: linear-gradient(180deg, rgba(201,162,77,.10), rgba(22,33,26,1)); }
.weapon-tier-legend .tier-lv { color: var(--gold); }
.weapon-tier-legend strong { color: var(--gold); }

/* ===== TUYỆT KỸ ===== */
.skill-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.skill-group-title {
  display: flex; align-items: baseline; gap: 8px;
  font-family: var(--font-display); font-size: 20px; font-weight: 700;
  color: var(--gold-soft);
  padding-bottom: 12px; margin-bottom: 14px;
  border-bottom: 1px solid var(--line);
}
.skill-group-title span { color: var(--gold); font-style: italic; }
.skill-card {
  display: flex; gap: 14px; align-items: flex-start;
  padding: 16px 14px;
  background: var(--bg-raised);
  border: 1px solid var(--line-faint);
  border-radius: 2px;
  margin-bottom: 10px;
}
.skill-slot {
  flex: 0 0 auto;
  width: 36px; height: 36px;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display); font-weight: 700; font-size: 16px;
  color: var(--bronze);
  border: 1px solid var(--line-faint);
  border-radius: 2px;
  background: var(--bg-inset);
}
.skill-card strong {
  display: block;
  font-family: var(--font-display); font-weight: 700;
  font-size: 17.5px; color: var(--gold-soft);
  line-height: 1.2; margin-bottom: 3px;
}
.skill-card em {
  font-size: 13px; font-style: normal;
  color: var(--text-dim); line-height: 1.5;
}
.skill-card-ultimate { border-color: var(--gold); background: var(--bg-panel); }
.skill-card-ultimate .skill-slot { color: var(--gold); border-color: var(--line); }

/* ===== NHÂN VẬT ===== */
.heroes-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.hero-card {
  display: flex; flex-direction: column; align-items: center; text-align: center;
  padding: 28px 18px 22px;
  background: var(--bg-raised);
  border: 1px solid var(--line-faint);
  border-radius: 2px;
  transition: border-color .25s, background .25s;
}
.hero-card:hover { border-color: var(--line); background: var(--bg-panel); }
.hero-card-sprite { filter: drop-shadow(0 14px 18px rgba(0,0,0,.45)); margin-bottom: 16px; }
.hero-card strong {
  font-family: var(--font-display); font-weight: 700;
  font-size: 19px; color: var(--gold-soft); line-height: 1.2;
  margin-bottom: 4px;
}
.hero-card em {
  font-family: var(--font-display); font-style: italic;
  font-size: 13px; color: var(--text-dim);
}

/* ===== NPC ===== */
.npc-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.npc-card {
  display: flex; flex-direction: column; align-items: center; text-align: center;
  padding: 24px 14px 18px;
  background: var(--bg-raised);
  border: 1px solid var(--line-faint);
  border-radius: 2px;
  transition: border-color .25s, background .25s;
}
.npc-card:hover { border-color: var(--line); background: var(--bg-panel); }
.npc-sprite { filter: drop-shadow(0 12px 16px rgba(0,0,0,.45)); margin-bottom: 14px; }
.npc-card strong {
  font-family: var(--font-display); font-weight: 700;
  font-size: 17px; color: var(--gold-soft); line-height: 1.2;
  margin-bottom: 3px;
}
.npc-card em {
  font-size: 12.5px; color: var(--text-dim);
  font-style: normal; letter-spacing: 0.03em;
}

/* ===== BẢN ĐỒ ===== */
.map-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.map-card {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-rows: auto auto auto;
  column-gap: 14px;
  padding: 20px 18px 16px;
  background: var(--bg-raised);
  border: 1px solid var(--line-faint);
  border-radius: 2px;
  color: var(--text);
  transition: border-color .2s, background .2s;
}
.map-card:hover { border-color: var(--line); background: var(--bg-panel); }
.map-card-start { border-color: var(--line); background: var(--bg-panel); }
.map-id {
  grid-row: 1 / 4;
  align-self: center;
  font-family: var(--font-display); font-weight: 700;
  font-size: 26px; color: var(--bronze);
}
.map-card-start .map-id { color: var(--gold); }
.map-card strong {
  font-family: var(--font-display); font-weight: 700;
  font-size: 18px; color: var(--gold-soft); line-height: 1.2;
}
.map-card em {
  font-family: var(--font-display); font-style: italic;
  font-size: 13px; color: var(--text-dim);
}
.map-tag {
  justify-self: start;
  font-size: 11px; letter-spacing: 0.08em;
  color: var(--gold);
  border: 1px solid var(--line-faint);
  padding: 1px 8px; border-radius: 2px;
  margin-top: 8px;
}
.map-card-locked { opacity: 0.55; }
.map-tag-locked { color: var(--text-dim); }
.map-note {
  margin-top: 24px; text-align: center;
  font-size: 13px; color: var(--text-dim); font-style: italic;
  font-family: var(--font-display);
}

/* ===== PLAY (không cần cài đặt) ===== */
.section-play { background: var(--bg-inset); border-top: 1px solid var(--line-faint); }
.play-box {
  display: grid; grid-template-columns: 1.2fr 1fr; gap: 48px;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 2px;
  padding: 40px 44px;
  background: radial-gradient(ellipse 80% 100% at 0% 0%, rgba(46,68,53,.35), transparent 60%), var(--bg-panel);
}
.play-copy h2 { font-family: var(--font-vi);
  font-family: var(--font-vi); font-weight: 800;
  font-size: clamp(26px, 4vw, 34px); line-height: 1.15;
  color: var(--gold-pale); margin-bottom: 10px;
}
.play-copy h2 .accent { color: var(--gold); font-style: italic; font-weight: 700; }
.play-copy p { color: var(--text-muted); font-size: 15px; margin-bottom: 16px; }
.play-platforms { display: flex; flex-wrap: wrap; gap: 8px; }
.platform-badge {
  font-size: 12px; letter-spacing: 0.06em;
  color: var(--text-dim);
  border: 1px solid var(--line-faint);
  padding: 4px 10px; border-radius: 2px;
  background: var(--bg-inset);
}
.play-cta { text-align: center; }
.play-note { margin-top: 12px; font-size: 13px; color: var(--text-dim); }

/* anchor offset — sticky topbar che anchor target */
#tinh-nang, #huong-dan { scroll-margin-top: 76px; }

/* ===== TÍNH NĂNG (Hoạt động) ===== */
.feature-grid{display:none}
.feature-strip{display:grid;grid-template-columns:repeat(6,1fr);gap:12px;padding:18px 0;border-top:1px solid rgba(201,162,77,.14);border-bottom:1px solid rgba(201,162,77,.14);background:linear-gradient(180deg, rgba(20,26,24,.6), rgba(14,18,16,.9))}
.feature-strip-item{text-align:center}
.feature-strip-icon{display:block;margin-bottom:6px;color:var(--gold);font-size:22px}
.feature-strip-icon svg{width:28px;height:28px;display:block;margin:0 auto}
.feature-strip-item strong{color:var(--gold-soft);font-size:13px}
.feature-strip-item span{color:var(--text-dim);font-size:11px;display:block}
.feature-card {
  padding: 26px 22px 20px;
  background: var(--bg-raised);
  border: 1px solid var(--line-faint);
  border-radius: 2px;
  transition: border-color .2s, background .2s;
}
.feature-card:hover { border-color: var(--line); background: var(--bg-panel); }
.feature-icon {
  width: 36px; height: 36px;
  display: flex; align-items: center; justify-content: center;
  border: 1px solid var(--line);
  border-radius: 50%;
  color: var(--bronze); font-size: 14px; margin-bottom: 14px;
}
.feature-card h3 {
  font-family: var(--font-display); font-weight: 700;
  font-size: 18px; color: var(--gold-soft); margin-bottom: 8px;
}
.feature-card p { font-size: 13.5px; color: var(--text-dim); line-height: 1.6; margin-bottom: 12px; }
.feature-tag {
  display: inline-block;
  font-size: 11px; letter-spacing: 0.08em;
  color: var(--gold);
  border: 1px solid var(--line-faint);
  padding: 2px 10px; border-radius: 2px;
}
.feature-tag-soon { color: var(--text-dim); border-style: dashed; }
.feature-note {
  margin-top: 20px; text-align: center;
  font-size: 13px; color: var(--text-dim); font-style: italic;
  font-family: var(--font-display);
}

/* ===== TIN TỨC ===== */
.news-tabs { display: flex; justify-content: center; gap: 10px; margin-bottom: 28px; }
.news-tab {
  font-family: var(--font-body); font-weight: 600; font-size: 14px;
  background: transparent; color: var(--text-dim);
  border: 1px solid var(--line-faint);
  border-radius: 2px; padding: 8px 20px; cursor: pointer;
  transition: color .2s, border-color .2s, background .2s;
}
.news-tab:hover { color: var(--gold-soft); border-color: var(--line); }
.news-tab.is-active { color: var(--gold-pale); border-color: var(--gold); background: rgba(201,162,77,.08); }
.news-panel { display: none; }
.news-panel.is-active { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.news-card {
  padding: 22px 20px;
  background: var(--bg-raised);
  border: 1px solid var(--line-faint);
  border-radius: 2px;
  transition: border-color .2s;
}
.news-card:hover { border-color: var(--line); }
.news-card.news-card-empty { opacity: .7; border-style: dashed; }
/* ===== NEWS — featured card + thumbnail procedural placeholder ===== */
.news-panel.is-active { display: grid; grid-template-columns: 1fr; gap: 18px; }
.news-card {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 18px;
  padding: 0;
  overflow: hidden;
}
.news-thumb {
  position: relative;
  display: block;
  min-height: 120px;
  background-color: var(--bg-inset);
  background-size: cover;
  background-position: center;
  background-blend-mode: normal;
  border-right: 1px solid var(--line-faint);
}
.news-thumb-mark {
  position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
  color: rgba(201, 168, 77, 0.55); font-size: 22px;
}
.news-card-featured { grid-template-columns: 1fr; border-color: var(--line); background: linear-gradient(180deg, #1A2220, #141A18); }
.news-card-featured .news-thumb { min-height: 180px; }
.news-card-featured .news-thumb-mark { font-size: 34px; color: rgba(240, 210, 122, 0.6); }
.news-card > .news-date, .news-card > .news-badge, .news-card > h3, .news-card > p { grid-column: 2; }
.news-card-featured > .news-date, .news-card-featured > .news-badge, .news-card-featured > h3, .news-card-featured > p { grid-column: 1; }
.news-card-featured .news-thumb { grid-row: 1; }
.news-card-featured .news-date { grid-row: 2; }
.news-card-featured .news-badge { grid-row: 3; }
.news-card-featured h3 { grid-row: 4; }
.news-card-featured p { grid-row: 5; }
.news-card-featured { padding-bottom: 18px; }
.news-card-featured h3 { font-size: 21px; }
.news-card-featured p { font-size: 14.5px; }
.news-card > .news-date, .news-card > .news-badge { align-self: start; }
.news-card { padding: 16px; }
.news-card-featured { padding: 0 0 18px; }
.news-card-featured > .news-date { margin: 16px 20px 0; }
.news-card-featured > .news-badge { margin: 6px 20px 0; }
.news-card-featured > h3 { margin: 6px 20px 0; }
.news-card-featured > p { margin: 8px 20px 0; }
.news-card > .news-date { margin: 0 0 8px; }
.news-card > h3 { margin: 0 0 8px; }
.news-badge {
  display: inline-block;
  justify-self: start;
  font-size: 10px; letter-spacing: 0.1em;
  color: var(--gold);
  border: 1px solid var(--line-faint);
  padding: 1px 8px; border-radius: 2px;
  margin: 0 0 8px;
}
@media (max-width: 720px) {
  .news-card { grid-template-columns: 84px 1fr; gap: 14px; }
  .news-card-featured { grid-template-columns: 1fr; }
}
.news-date { font-size: 11px; letter-spacing: 0.08em; color: var(--bronze); display: block; margin-bottom: 8px; }
.news-card h3 { font-family: var(--font-display); font-weight: 700; font-size: 17px; color: var(--gold-soft); margin-bottom: 8px; line-height: 1.3; }
.news-card p { font-size: 13.5px; color: var(--text-dim); line-height: 1.6; }

/* ===== CTA ===== */
.section-cta { background: var(--bg-inset); }
.cta-box {
  display: grid; grid-template-columns: 1.2fr 1fr; gap: 48px;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 2px;
  padding: 48px 44px;
  background:
    radial-gradient(ellipse 80% 100% at 100% 0%, rgba(46,68,53,.4), transparent 60%),
    var(--bg-panel);
}
.cta-copy h2 {
  font-family: var(--font-display);
  font-size: 34px; font-weight: 700;
  color: var(--gold-pale); margin-bottom: 12px;
}
.cta-copy p { color: var(--text-muted); font-size: 15px; margin-bottom: 18px; }
.cta-points { list-style: none; }
.cta-points li {
  padding: 7px 0 7px 26px;
  font-size: 14px; color: var(--text-dim);
  position: relative;
}
.cta-points li::before {
  content: "◆"; position: absolute; left: 2px;
  color: var(--bronze); font-size: 9px; top: 12px;
}
.cta-actions { text-align: center; }
.cta-url { margin-top: 14px; font-size: 13px; color: var(--text-dim); }
.cta-version { margin-top: 6px; font-size: 12px; color: var(--bronze); letter-spacing: 0.06em; }

/* ===== FOOTER ===== */
.footer { border-top: 1px solid var(--line); background: var(--bg-deep); padding: 56px 0 32px; }
.footer-grid {
  display: grid; grid-template-columns: 1.4fr 1fr 1.2fr 1fr; gap: 36px;
  margin-bottom: 40px;
}
.footer-logo {
  font-family: var(--font-title); font-weight: 700;
  font-size: 18px; letter-spacing: 0.12em; color: var(--gold-soft);
  display: block; margin-bottom: 10px;
}
.footer-brand p { font-size: 13.5px; color: var(--text-dim); }
.footer-col h4 {
  font-family: var(--font-body); font-weight: 600;
  font-size: 13px; letter-spacing: 0.14em;
  color: var(--bronze); margin-bottom: 12px;
}
.footer-col a, .footer-col span {
  display: block;
  font-size: 14px; color: var(--text-dim);
  padding: 4px 0;
}
.footer-col a:hover { color: var(--gold-soft); }
.footer-bottom { border-top: 1px solid var(--line-faint); padding-top: 20px; }
.footer-bottom p { font-size: 12px; color: var(--text-dim); opacity: 0.8; }

/* ===== RESPONSIVE ===== */
@media (max-width: 1020px) {
  .hero-layout { grid-template-columns: 1fr; gap: 24px; }
  .hero-lineup-row .hero-figure-sprite { height: 260px !important; }
  .hero-drum { opacity: .6; }
}
@media (max-width: 960px) {
  .world-grid, .skill-grid { grid-template-columns: 1fr 1fr; }
  .heroes-grid { grid-template-columns: 1fr 1fr; }
  .npc-grid { grid-template-columns: repeat(3, 1fr); }
  .weapon-track { grid-template-columns: repeat(3, 1fr); row-gap: 18px; }
  .cta-box { grid-template-columns: 1fr; gap: 32px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .class-panel { grid-template-columns: 1fr; gap: 28px; padding: 32px 28px; }
  .class-sprite-wrap { min-height: 300px; }
  .class-sprite { height: 300px !important; }
}
@media (max-width: 720px) {
  .nav { display: none; }
  .topbar-actions .version-badge { display: none; }
  .topbar-actions .btn-play { display: none; }
  .nav-toggle { display: block; }
  .hero { min-height: 0; padding: 110px 0 60px; }
  .hero-lineup-row { gap: 2px; }
  .hero-lineup-row .hero-figure-sprite { height: 190px !important; }
  .hero-stats { gap: 14px; }
  .hero-stat-divider { display: none; }
  .hero-stat strong { font-size: 26px; }
  .section { padding: 64px 0; }
  .world-grid, .skill-grid, .map-grid, .heroes-grid { grid-template-columns: 1fr; }
  .npc-grid { grid-template-columns: 1fr 1fr; }
  .weapon-track { grid-template-columns: 1fr 1fr; }
  .cta-box { padding: 32px 24px; }
  .footer-grid { grid-template-columns: 1fr; gap: 24px; }
  .brand-name { font-size: 16px; }
}
@media (max-width: 440px) {
  .weapon-track { grid-template-columns: 1fr; }
  .npc-grid { grid-template-columns: 1fr; }
  .btn-play-large { font-size: 15px; padding: 13px 26px; }
  .hero-lineup-row .hero-figure-sprite { height: 150px !important; }
}

/* ===== Skip link ===== */
.skip-link{position:absolute;left:-9999px;top:8px;z-index:200;background:var(--gold);color:#0D1410;padding:8px 16px;border-radius:2px;font-weight:600}
.skip-link:focus{left:12px}

/* ===== Brand logo fallback ===== */
.brand{position:relative}
.brand-logo{height:36px;width:auto;object-fit:contain}
.brand-wordmark{display:flex;align-items:center;gap:12px}
.brand-logo:not([style*="none"]) + .brand-wordmark{display:none !important}

/* ===== Hero depth layers ===== */
.hero-bg-photo{position:absolute;inset:0;background-size:cover;background-position:center 30%;opacity:1}
.hero-bg-photo.has-image{opacity:1}
.hero-bg-drum-pattern{position:absolute;inset:0;opacity:.04;background-image:radial-gradient(circle at 1px 1px, rgba(201,162,77,.9) 1px, transparent 0);background-size:22px 22px}
.hero-rim-light{position:absolute;top:18%;right:22%;width:420px;height:420px;background:radial-gradient(ellipse at center, rgba(201,162,77,.18), transparent 70%);pointer-events:none}
.hero-fog{position:absolute;left:0;right:0;bottom:0;height:38%;background:linear-gradient(to top, rgba(13,20,16,.85), transparent);pointer-events:none}
.hero-foliage{position:absolute;left:0;right:0;bottom:0;height:18%;background:linear-gradient(to top, rgba(22,33,26,.55), transparent);pointer-events:none}
.hero-particles{position:absolute;inset:0;pointer-events:none;overflow:hidden}
.hero-particles span{position:absolute;top:20%;width:3px;height:3px;background:rgba(201,162,77,.45);border-radius:50%;animation:drift 18s linear infinite}
.hero-particles span:nth-child(1){left:12%;animation-delay:0s;animation-duration:22s}
.hero-particles span:nth-child(2){left:28%;animation-delay:3s;animation-duration:19s}
.hero-particles span:nth-child(3){left:48%;animation-delay:6s;animation-duration:24s}
.hero-particles span:nth-child(4){left:62%;animation-delay:1s;animation-duration:20s}
.hero-particles span:nth-child(5){left:78%;animation-delay:4s;animation-duration:26s}
.hero-particles span:nth-child(6){left:88%;animation-delay:8s;animation-duration:18s}
@keyframes drift{0%{transform:translateY(0) translateX(0);opacity:0}10%{opacity:.6}90%{opacity:.4}100%{transform:translateY(420px) translateX(18px);opacity:0}}
@media (prefers-reduced-motion: reduce){.hero-particles{display:none}}

.hero-title-tera{display:block;margin-top:6px;font-family:var(--font-display);font-size:clamp(11px,1.8vw,14px);letter-spacing:.42em;color:var(--bronze);opacity:.9}

/* ===== Class showcase enhancements ===== */
.class-panel-role{font-size:14px;color:var(--text-muted);margin-bottom:10px}
.class-panel-role strong{color:var(--gold-soft)}
.class-panel[hidden]{display:none !important}
.hero-card{transition:border-color .25s, background .25s, transform .25s, box-shadow .25s}
.hero-card:hover{transform:translateY(-4px);box-shadow:0 8px 24px rgba(0,0,0,.35)}
.hero-card:hover .hero-card-sprite{transform:translateY(-6px)}

/* ===== Weapon tier hover ===== */
.weapon-tier{transition:border-color .2s, transform .2s, box-shadow .2s;cursor:default}
.weapon-tier:hover{border-color:var(--line);transform:translateY(-4px);box-shadow:0 6px 18px rgba(0,0,0,.3)}
.weapon-tier:hover .weapon-sprite{transform:scale(1.08)}
.weapon-tier:focus-visible{outline:2px solid var(--gold);outline-offset:2px}
.weapon-panel[hidden]{display:none !important}

/* ===== NPC role on hover/focus ===== */
.npc-role{display:block;max-height:0;overflow:hidden;opacity:0;font-size:12.5px;color:var(--text-dim);line-height:1.5;margin-top:8px;transition:max-height .3s ease, opacity .25s ease, margin-top .2s}
.npc-card:hover .npc-role, .npc-card:focus-within .npc-role, .npc-card:focus .npc-role{max-height:60px;opacity:1;margin-top:10px}
.npc-card:focus-visible{outline:2px solid var(--gold);outline-offset:2px}

/* ===== World route ===== */
.world-route{position:relative}
.world-route-line{position:absolute;top:50%;left:1%;right:1%;height:1px;background:linear-gradient(90deg, transparent, var(--line) 8%, var(--line) 92%, transparent);pointer-events:none}
.map-card{position:relative;overflow:hidden}
.map-card-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:0;transition:opacity .3s}
.map-card-bg.has-image{opacity:.22}
.map-card:hover .map-card-bg.has-image{opacity:.32}
.map-note-extended{margin-top:18px;text-align:center;font-size:13px;color:var(--text-dim);font-style:italic;font-family:var(--font-display)}
.map-note-extended code{background:var(--bg-inset);padding:1px 6px;border-radius:2px;font-size:12px;border:1px solid var(--line-faint);color:var(--text-muted)}

/* ===== Gameplay Preview ===== */
.preview-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.preview-frame{border:1px solid var(--line-faint);border-radius:2px;overflow:hidden;background:var(--bg-raised);transition:border-color .2s}
.preview-frame:hover{border-color:var(--line)}
.preview-slot{aspect-ratio:16/9;display:flex;align-items:center;justify-content:center;background:var(--bg-inset);color:var(--text-dim);font-size:13px;font-style:italic;position:relative;overflow:hidden}
.preview-slot.has-image{background-size:cover;background-position:center;color:transparent}
.preview-slot.has-image span{opacity:0}
.preview-frame figcaption{padding:10px 14px;font-size:13px;color:var(--text-muted);border-top:1px solid var(--line-faint);background:var(--bg-panel)}
.preview-note{margin-top:16px;text-align:center;font-size:12.5px;color:var(--text-dim);font-style:italic}
.preview-note code{background:var(--bg-inset);padding:1px 6px;border-radius:2px;border:1px solid var(--line-faint)}

/* ===== Responsive overrides additions ===== */
@media (max-width: 720px){
  .preview-grid{grid-template-columns:1fr}
  .hero-rim-light{right:8%;width:260px;height:260px}
}

/* ===== Brand header logo sizing (60-80 desktop, 46-60 mobile) ===== */
.brand-wordmark{display:flex;align-items:center;gap:12px}
.brand-logo{height:44px;width:auto;display:block;object-fit:contain}
@media (min-width: 961px){.brand-logo{height:58px}}
.brand-logo[style*="none"] + .brand-wordmark{display:flex !important}
.brand:has(.brand-logo:not([style*="none"])) .brand-wordmark{display:none}

/* ===== Hero logo image ===== */
.hero-logo-img{display:block;max-width:min(380px, 85%);height:auto;margin:0 0 14px;filter:drop-shadow(0 6px 14px rgba(0,0,0,.4));filter:drop-shadow(0 10px 28px rgba(0,0,0,.55))}
.hero-logo-img + .hero-title{margin-top:0}
@media (max-width: 720px){.hero-logo-img{max-width:88%;margin-bottom:14px}}

/* ===== Footer seal ===== */
.footer-seal{display:flex;justify-content:center;margin:28px 0 18px}
.footer-seal img{max-width:260px;height:auto;opacity:.92}

/* When hero logo image loads, hide redundant H1 main but keep sub-lines */
.hero--with-logo .hero-title-main-ref{font-size:clamp(48px,7vw,84px)}
.hero-title-main{display:none}
.hero--with-logo .hero-title-sub{margin-top:4px}

/* Fallback: nếu JS không chạy, reveal tự hiện sau 1.8s (tránh invisible vĩnh viễn) */
@media (prefers-reduced-motion: no-preference){
  @keyframes reveal-fallback{to{opacity:1;transform:none}}
  .reveal{animation:reveal-fallback .6s 1.8s both}
  .reveal.is-visible{animation:none;opacity:1;transform:none}
}
/* Khi JS đã observe và thêm is-visible thì animation fallback bị override */

/* Cinematic CTA — không full-width vàng phẳng */
.section-cta .cta-box.cta-cinematic{max-width:860px;margin:0 auto}

/* Desktop sweet spot: content không dàn quá rộng */
@media (min-width: 961px) and (max-width: 1366px){
  .container{max-width:1080px}
}
@media (min-width: 1367px){
  .container{max-width:1200px}
}

/* footer-seal-fix: ensure clean background, not checkerboard */
.footer-seal{background:transparent;border:none;padding:0}
.footer-seal img{background:transparent}

/* sprite-placeholder: khi atlas chưa load, khối vẫn giữ chỗ để không collapse thành text row */
.sprite{min-height:40px}
.weapon-sprite{min-height:80px}
.hero-card-sprite{min-height:120px}
.npc-sprite{min-height:90px}

.mobile-nav[hidden]{display:none !important}

/* Compact explore menu — replaces 7-row full-width block */
.explore-bar{display:flex;justify-content:center;margin:18px 0 8px}
.explore-trigger{display:inline-flex;align-items:center;gap:8px;font-family:var(--font-body);font-weight:700;font-size:13px;letter-spacing:.08em;color:var(--gold);background:rgba(201,162,77,.08);border:1px solid var(--line);border-radius:2px;padding:8px 16px;cursor:pointer}
.explore-trigger:hover{border-color:var(--gold);background:rgba(201,162,77,.14)}
.explore-panel{position:absolute;left:50%;transform:translateX(-50%);top:calc(100% + 8px);min-width:220px;background:var(--bg-panel);border:1px solid var(--line);border-radius:4px;padding:8px;box-shadow:0 12px 32px rgba(0,0,0,.45);display:none;z-index:20}
.explore-panel.is-open{display:block}
.explore-panel a{display:block;padding:9px 14px;font-size:13px;color:var(--text-dim);border-radius:2px}
.explore-panel a:hover,.explore-panel a.is-active{background:rgba(201,162,77,.10);color:var(--gold)}
.explore-wrap{position:relative}
.explore-overlay{position:fixed;inset:0;background:rgba(0,0,0,.35);display:none;z-index:10}
.explore-overlay.is-open{display:block}
@media (max-width: 720px){
  .explore-panel{position:fixed;left:12px;right:12px;transform:none;bottom:12px;top:auto;max-height:60vh;overflow:auto}
}

/* CTA narrow cinematic */
.cta-narrow{max-width:980px;margin:0 auto}

.footer-seal--text{display:flex;align-items:center;justify-content:center;gap:12px;padding:16px;border:1px solid var(--line-faint);border-radius:4px;background:rgba(201,162,77,.04);max-width:360px;margin:24px auto}
.seal-mark{width:32px;height:32px;display:flex;align-items:center;justify-content:center;background:var(--gold);color:#0D1410;font-weight:800;border-radius:2px}
.seal-text{display:flex;flex-direction:column;line-height:1.1}
.seal-text strong{font-size:12px;letter-spacing:.12em;color:var(--gold)}
.seal-text span{font-size:10px;letter-spacing:.08em;color:var(--text-dim)}
.footer{padding:40px 0 24px}
.footer-bottom p{font-size:11px;opacity:.7}

/* no-js-fallback: hiện panel đầu nếu JS chưa chạy (tránh text row rỗng) */
.no-js .class-panel[hidden], .no-js .weapon-panel[hidden], .no-js .news-panel[hidden]{display:grid !important}
.no-js .weapon-panel[hidden]{display:block !important}

.footer-community{text-align:center;padding:14px 20px;font-size:13px;color:var(--text-dim);border-top:1px solid var(--line-faint);background:rgba(201,162,77,.04)}

.nav a{position:relative}
.nav a::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:1px;background:var(--gold);opacity:0;transform:scaleX(0);transition:opacity .2s,transform .2s}
.nav a:hover::after,.nav a.is-active::after{opacity:1;transform:scaleX(1)}

body.nav-open{overflow:hidden}
.mobile-nav{max-height:calc(100vh - 56px);overflow:auto}

/* Auth: guest vs logged */
.auth-guest{display:flex;gap:8px;align-items:center}
.auth-logged{position:relative}
.user-chip{display:flex;align-items:center;gap:8px;background:rgba(201,162,77,.10);border:1px solid var(--line);border-radius:4px;padding:6px 10px;cursor:pointer;color:var(--gold)}
.user-avatar{width:28px;height:28px;border-radius:50%;background:var(--gold);color:#0D1410;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:13px}
.user-dropdown{position:absolute;right:0;top:calc(100% + 8px);min-width:200px;background:var(--bg-panel);border:1px solid var(--line);border-radius:4px;padding:6px;box-shadow:0 12px 28px rgba(0,0,0,.45);z-index:30}
.user-dropdown a,.user-dropdown button{display:block;width:100%;text-align:left;padding:8px 10px;font-size:13px;color:var(--text-dim);background:none;border:none;cursor:pointer;border-radius:2px}
.user-dropdown a:hover,.user-dropdown button:hover{background:rgba(201,162,77,.10);color:var(--gold)}
body[data-auth="guest"] .auth-only-play{display:none !important}

/* Modal */
.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,.55);z-index:40}
.modal{position:fixed;left:50%;top:50%;transform:translate(-50%,-50%);width:min(440px,92vw);background:var(--bg-panel);border:1px solid var(--line);border-radius:8px;padding:24px;z-index:41;box-shadow:0 20px 40px rgba(0,0,0,.5)}
.modal-close{position:absolute;right:10px;top:8px;background:none;border:none;font-size:22px;cursor:pointer;color:var(--text-dim)}
.modal h2{font-size:18px;color:var(--gold);margin-bottom:6px}
.modal-note{font-size:12px;color:var(--text-dim);margin-bottom:14px}
.badge-demo{font-size:10px;padding:2px 6px;background:rgba(201,162,77,.15);border:1px solid var(--line);border-radius:2px;color:var(--gold)}
.badge-soon{font-size:10px;padding:2px 6px;border:1px dashed var(--line);color:var(--text-dim);border-radius:2px}
.modal label{display:flex;flex-direction:column;gap:4px;font-size:13px;margin-bottom:10px}
.modal input[type="text"],.modal input[type="password"],.modal input[type="email"]{padding:8px 10px;border:1px solid var(--line);border-radius:4px;background:var(--bg-deep);color:var(--text)}
.modal .check{flex-direction:row;align-items:center}
.form-error{color:#d66;font-size:12px;margin-bottom:8px}
.form-links{font-size:12px;margin-top:10px;color:var(--text-dim)}
.profile-card{padding:16px;border:1px solid var(--line);border-radius:6px;background:var(--bg-panel)}

/* BXH + Community mock polish */
.rank-table{overflow:auto}
.rank-table table{width:100%;border-collapse:collapse;font-size:13px}
.rank-table th,.rank-table td{padding:8px 10px;border-bottom:1px solid var(--line-faint);text-align:left}
.rank-top1 td{color:var(--gold);font-weight:700}
.chat-messages{max-height:360px;overflow:auto;border:1px solid var(--line-faint);border-radius:6px;padding:10px;background:var(--bg-deep)}
.chat-msg{display:flex;gap:10px;padding:8px 0;border-bottom:1px solid var(--line-faint)}
.chat-avatar{width:32px;height:32px;border-radius:50%;background:var(--gold);color:#0D1410;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:12px;flex:0 0 32px}
.chat-body{flex:1}
.chat-meta{font-size:11px;color:var(--text-dim);font-weight:400}
.chat-actions{margin-top:6px;display:flex;gap:6px}
.chat-actions[hidden]{display:none !important}
.chat-actions button{font-size:11px;padding:4px 8px;border:1px solid var(--line);border-radius:4px;background:transparent;color:var(--text-dim)}
.community-layout{display:grid;grid-template-columns:180px 1fr 180px;gap:12px}
.chat-channels{display:flex;flex-direction:column;gap:4px}
.chat-channel{padding:8px 10px;text-align:left;background:transparent;border:1px solid transparent;border-radius:4px;color:var(--text-dim);cursor:pointer}
.chat-channel.is-active{background:rgba(201,162,77,.10);border-color:var(--line);color:var(--gold)}
.chat-input{display:flex;gap:8px;margin-top:10px}
.chat-input input{flex:1;padding:8px 10px;border:1px solid var(--line);border-radius:4px;background:var(--bg-deep);color:var(--text)}
@media (max-width: 900px){.community-layout{grid-template-columns:1fr}.chat-channels{flex-direction:row;overflow:auto}}

/* Vietnamese diacritics fix: headings with Ặ/Đ/Ơ use Be Vietnam Pro to avoid Cinzel fallback mojibake */
.play-copy h2 .accent{font-family:var(--font-vi)}

/* Đông Sơn layered background — subtle, không cạnh tranh content */
body::before{content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;opacity:.04;
  background-image:
    radial-gradient(circle at 20% 15%, rgba(201,162,77,.8) 1px, transparent 1px),
    radial-gradient(circle at 70% 50%, rgba(166,124,82,.5) 1px, transparent 1px),
    radial-gradient(circle at 45% 80%, rgba(201,162,77,.4) 1px, transparent 1px);
  background-size: 280px 280px, 420px 420px, 350px 350px;
}
body{background:linear-gradient(180deg, #0D1410 0%, #0F1A14 50%, #0D1410 100%)}

/* dongson-texture: hero + section chìm */
.hero::after{content:"";position:absolute;inset:0;pointer-events:none;opacity:.05;
  background: repeating-radial-gradient(circle at 50% 50%, transparent 0 28px, rgba(201,162,77,.15) 28px 29px);
  mask-image: radial-gradient(ellipse 80% 60% at 50% 40%, black, transparent 75%);
}

.section{position:relative}
.section::before{content:"";position:absolute;inset:0;pointer-events:none;opacity:.02;
  background-image: radial-gradient(ellipse at center, rgba(201,162,77,.3) 0.5px, transparent 0.5px);
  background-size: 24px 24px;
}

/* navbar-bronze */
.topbar{border-bottom:1px solid rgba(201,162,77,.22)}
.btn-play{background: linear-gradient(180deg, #A67C52, #8C6A3F);border-color: var(--gold);color:#FFF8E7}
.btn-play:hover{background: linear-gradient(180deg, #B88E5C, #A67C52)}

.card-charcoal,.feature-card,.news-card,.class-panel{background: linear-gradient(180deg, #1A2220, #141A18);border-color: rgba(201,162,77,.14)}
.feature-card:hover,.news-card:hover{border-color: rgba(201,162,77,.28);box-shadow:0 8px 24px rgba(0,0,0,.35)}

.hero-bg-gradient{background: linear-gradient(180deg, rgba(13,20,16,.15) 0%, rgba(13,20,16,.55) 70%, rgba(13,20,16,.92) 100%)}
.hero-bg-vignette{background: radial-gradient(ellipse 120% 100% at 50% 50%, transparent 45%, rgba(10,16,12,.85) 100%)}

.footer{position:relative;overflow:hidden}
.footer::before{content:"";position:absolute;top:10%;left:50%;transform:translateX(-50%);width:min(640px,90vw);height:min(640px,90vw);border-radius:50%;border:1px solid rgba(201,162,77,.06);pointer-events:none}
.footer::after{content:"";position:absolute;top:12%;left:50%;transform:translateX(-50%);width:min(520px,80vw);height:min(520px,80vw);border-radius:50%;border:1px solid rgba(201,162,77,.04);pointer-events:none}

/* Reference priority: CTA scarlet + feature strip + news cinematic */
.btn-play.cta-scarlet{background: linear-gradient(180deg, #9B2C1A, #6B1A0F);border-color: #C9A24D;color:#FFF8E7;text-shadow:0 1px 2px rgba(0,0,0,.5)}
.btn-play.cta-scarlet:hover{background: linear-gradient(180deg, #A8351F, #7A1E12)}
.hero-bg{overflow:hidden}
.hero-bg-photo{position:absolute;inset:0;background-size:cover;background-position:center 38%;opacity:1}
.hero-bg-gradient{position:absolute;inset:0;background:linear-gradient(90deg, rgba(8,12,10,.88) 0%, rgba(8,12,10,.72) 28%, rgba(8,12,10,.38) 52%, rgba(8,12,10,.08) 78%, transparent 100%)}
.hero-layout{gap:32px}
.feature-strip{display:grid;grid-template-columns:repeat(6,1fr);gap:12px;padding:18px 0;border-top:1px solid rgba(201,162,77,.14);border-bottom:1px solid rgba(201,162,77,.14);background: linear-gradient(180deg, rgba(20,26,24,.6), rgba(14,18,16,.9))}
.feature-strip-item{text-align:center}
.feature-strip-item strong{color:var(--gold-soft);font-size:13px}
.feature-strip-item span{color:var(--text-dim);font-size:11px;display:block}

/* Rebuild hero: reference cinematic */
.hero .hero-layout{position:relative;z-index:2;gap:24px;align-items:center}
.hero-copy{max-width:560px}
.hero-title-main{font-size:clamp(52px, 7.5vw, 88px);letter-spacing:.06em;text-shadow:0 4px 24px rgba(0,0,0,.6)}
.hero-title-sub{font-size:clamp(11px,1.4vw,14px);letter-spacing:.38em;color:#E8D5A0}
.hero-title-tera{font-size:clamp(10px,1.2vw,12px);letter-spacing:.32em;color:var(--bronze);margin-top:6px}
.hero-tagline{font-size:clamp(14px,1.6vw,18px);max-width:520px}
@media (max-width: 900px){.hero{min-height:72vh}.hero-layout{grid-template-columns:1fr;gap:18px}.hero-copy{max-width:100%}.hero-bg-photo{background-position:center 30%}}

.hero{min-height:88vh}

/* HERO CLEAN: hero-bg.webp must be landscape only (no baked UI). If missing, gradient+pattern shows. */

.hero-lineup{align-self:end;transform:translateY(36px)}
.hero-lineup-row{align-items:flex-end}
@media (max-width: 1020px){.hero-lineup{transform:translateY(12px)}}
@media (max-width: 720px){
  .hero{padding-top:72px}
  .hero-layout{gap:14px}
  .hero-lineup{order:2;transform:none;width:100%}
  .hero-copy{order:1}
  .hero-logo-img{max-width:min(280px, 78vw) !important;margin:0 auto 10px !important;display:block}
  .hero-lineup-row{gap:4px}
  .hero-lineup-row .hero-figure-sprite{height:150px !important}
  .topbar{height:auto;min-height:56px}
  .brand-logo{height:40px !important}
}

.section{background: transparent}
.section + .section{border-top: none}

@media (max-width: 720px){
  .topbar-actions .version-badge{display:none !important}
  .topbar-actions #authGuest{display:none !important}
  .topbar-inner{gap:8px;padding:8px 14px}
}

/* anchor offset — sticky topbar che anchor target (đặt cuối để thắng mọi rule trước) */
#tinh-nang, #huong-dan { scroll-margin-top: 76px; }

/* Responsive feature row: 6/1 hàng desktop → 3x2 tablet → 2x3 mobile (đặt cuối để thắng rule override) */
@media (max-width: 900px){
  .feature-strip{grid-template-columns:repeat(3,1fr)}
}
@media (max-width: 600px){
  .feature-strip{grid-template-columns:repeat(2,1fr)}
}

/* news-empty-card: news-card-empty từ data render giữ block layout */
.news-card-empty{opacity:.7;border-style:dashed}