/* AzubiHub · Statute theme — giao diện "Gesetzbuch zum Lernen" (parchment · wax · brass · slate)
   Đồng bộ toàn diện toàn bộ màu sắc, font chữ, modal, banner, thẻ, điều hướng theo chuẩn cổ điển cao cấp */

:root {
  --font-serif: "Plus Jakarta Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  --font-head: "Playfair Display", Georgia, serif;
  --font-ui: "Plus Jakarta Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, monospace;

  /* Default Light Palette (Parchment & Wax) */
  --bg: #E2D8C2;
  --surface: #FDFBF6;
  --ink: #0F172A;
  --muted: #5A5344;
  --line: #B5A27C;
  --accent: #9A4607;
  --accent-soft: #F7E6CC;
  --accent-2: #D97706;
  --warn: #B45309;
  --warnbg: #FDF3E3;
  --ok: #3f5c39;
  --okbg: #eef3ea;
  --bad: #9A4607;
  --badbg: #FDF3E3;
  --surface-card: #FDFBF6;
  --shadow: 0 2px 8px rgba(27,31,42,.12), 0 1px 3px rgba(27,31,42,.08);
  --elite-shadow-1: 0 4px 20px -3px rgba(27, 28, 26, .06);
  --elite-shadow-2: 0 8px 24px -4px rgba(15, 23, 42, .08);
  --radius: 12px;
  --radius-sm: 8px;
}

:root[data-theme="light"] {
  --bg: #E2D8C2;
  --surface: #FDFBF6;
  --ink: #0F172A;
  --muted: #5A5344;
  --line: #B5A27C;
  --accent: #9A4607;
  --accent-soft: #F7E6CC;
  --accent-2: #D97706;
  --warn: #B45309;
  --warnbg: #FDF3E3;
  --ok: #3f5c39;
  --okbg: #eef3ea;
  --bad: #9A4607;
  --badbg: #FDF3E3;
  --surface-card: #FDFBF6;
}

/* Dark Academia Palette for Dark Mode */

  --bg: #1A1916;
  --surface: #26231E;
  --surface-card: #201D18;
  --line: #5A5040;
  --ink: #EAE3D0;
  --muted: #A39B88;
  --accent: #E08A3C;
  --accent-soft: #382522;
  --accent-2: #D2B26E;
  --warn: #D2B26E;
  --warnbg: #2B250D;
  --ok: #6E8B65;
  --okbg: #1C2718;
  --bad: #E08A3C;
  --badbg: #382522;
  --shadow: 0 1px 2px rgba(0,0,0,.3), 0 8px 24px rgba(0,0,0,.4);
  --elite-shadow-1: 0 4px 20px -3px rgba(0, 0, 0, .45);
  --elite-shadow-2: 0 8px 24px -4px rgba(0, 0, 0, .6);
}

/* Prevent tier-paid from overriding theme vars */
body.tier-paid, body.tier-super {
  --bg: var(--bg) !important;
  --surface: var(--surface) !important;
  --line: var(--line) !important;
  --accent-soft: var(--accent-soft) !important;
}

/* Body and global elements */
html body {
  font-family: var(--font-serif) !important;
  background-color: var(--bg) !important;
  color: var(--ink) !important;
  line-height: 1.65;
}

  background-image: repeating-linear-gradient(0deg, rgba(0,0,0,.012) 0, rgba(0,0,0,.012) 1px, transparent 1px, transparent 3px);
}

::selection {
  background: #d9c9a3;
  color: #0F172A;
}

/* Typography */
h1, h2, h3, h4, .hero h1, .exam-txt h2, .section-head h2, .card h2, .login-card h1, .track-card h1, .paywall h2, .brand {
  font-family: var(--font-head) !important;
  font-weight: 600 !important;
  letter-spacing: -.005em !important;
}

@media (max-width: 640px) {
  html body h1, html body .hero h1, html body .login-card h1, html body .track-card h1 {
    font-size: clamp(1.4rem, 6vw, 1.8rem) !important;
  }
}

.content h3, .theme-content h3, .card h3 {
  color: var(--accent) !important;
  border-left: 3px solid var(--accent) !important;
  padding-left: 12px !important;
}

/* UI chrome */
.nav, .crumbs, .search input, .btn, button, input, select, textarea, .tab, .tile .sub, .badge, .chip, .eq-pill, .opt, .eq-cta-btn, th, summary {
  font-family: var(--font-ui) !important;
}

.kbd, .formula, code, pre, kbd {
  font-family: var(--font-mono) !important;
}

/* Top Nav: Frosted Glass Hairline */
.nav {
  position: sticky !important;
  top: 0 !important;
  z-index: 50 !important;
  background: var(--bg) !important;
  background: color-mix(in srgb, var(--bg) 88%, transparent) !important;
  -webkit-backdrop-filter: blur(16px) !important;
  backdrop-filter: blur(16px) !important;
  border-bottom: 1px solid var(--line) !important;
  box-shadow: 0 1px 8px rgba(0, 0, 0, .03) !important;
}

.brand .logo {
  background: var(--accent-soft) !important;
  color: var(--accent) !important;
  border-radius: 999px !important;
}

/* Buttons */
.btn, .eq-cta-btn {
  border-radius: 8px !important;
  box-shadow: none !important;
  letter-spacing: .02em !important;
  background: var(--accent) !important;
  color: #fff !important;
  font-weight: 600 !important;
}

.btn.ghost {
  background: transparent !important;
  color: var(--ink) !important;
  border: 1.5px solid var(--line) !important;
}

.btn.ghost:hover {
  background: var(--accent-soft) !important;
  border-color: var(--accent) !important;
  color: var(--accent) !important;
}

/* Tiles, Cards, Containers across all pages */
.tile, .card, .opt, details, .today-card, .progress-card, .subject-card, .ka-card,
.theme-item, .next-exam-chip, .detail-box, .search-toggle {
  background: var(--surface) !important;
  border: 1.5px solid var(--line) !important;
  border-radius: var(--radius) !important;
  color: var(--ink) !important;
}

/* Exam Banners: thay thế các khối đỏ nguyên mảng bằng thẻ viền sách tinh tế */
.exam-banner {
  background: var(--surface) !important;
  color: var(--ink) !important;
  border: 1.5px solid var(--line) !important;
  border-left: 6px solid var(--accent-2) !important;
  border-radius: var(--radius) !important;
  box-shadow: var(--shadow) !important;
}
.exam-banner:nth-of-type(2) {
  border-left-color: var(--accent) !important;
}
.exam-banner .exam-kicker {
  color: var(--accent-2) !important;
  font-family: var(--font-mono) !important;
  letter-spacing: .12em !important;
  font-weight: 600 !important;
  opacity: 1 !important;
}
.exam-banner:nth-of-type(2) .exam-kicker {
  color: var(--accent) !important;
}
.exam-banner .exam-txt h2 {
  color: var(--ink) !important;
}
.exam-banner .exam-txt p {
  color: var(--muted) !important;
  opacity: 1 !important;
}
.exam-banner .exam-ic {
  color: var(--accent-2) !important;
}
.exam-banner:nth-of-type(2) .exam-ic {
  color: var(--accent) !important;
}
.exam-banner .exam-go {
  background: var(--accent-soft) !important;
  color: var(--accent) !important;
  border: 1.5px solid var(--line) !important;
}
.exam-banner:hover {
  border-color: var(--accent-2) !important;
}
.exam-banner:nth-of-type(2):hover {
  border-color: var(--accent) !important;
}

.exam-detail-banner {
  background: var(--surface) !important;
  color: var(--ink) !important;
  border: 1.5px solid var(--line) !important;
  border-left: 6px solid var(--accent) !important;
  border-radius: var(--radius) !important;
}
.exam-detail-banner h2 {
  color: var(--ink) !important;
}
.exam-detail-banner p {
  color: var(--muted) !important;
}

/* Modals & Sheet Cards (fix triệt để chữ chìm / nền tối) */
.sheet {
  background: rgba(27, 31, 42, 0.6) !important;
}
.sheet-card, .login-card, #searchSheet .sheet, #fachSheet .fs-card {
  background: var(--surface) !important;
  color: var(--ink) !important;
  border: 1.5px solid var(--line) !important;
  border-radius: 16px !important;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25) !important;
}
.sheet-head b, .login-card h1, .login-hist h3, .login-hist .hrow b {
  color: var(--ink) !important;
  font-size: 1.15em !important;
}
.sheet-card p.muted, .sheet-card .muted, .sheet-card label,
.login-hist, .login-hist .hrow, .login-admin a, .login-skip {
  color: var(--muted) !important;
}
.sheet-x, #fachSheet .fs-close, #searchSheet .sheet-close {
  background: var(--accent-soft) !important;
  color: var(--accent) !important;
}
.sheet-x:hover, #fachSheet .fs-close:hover, #searchSheet .sheet-close:hover {
  background: var(--accent) !important;
  color: #fff !important;
}
.sheet-card .btn.ghost {
  background: transparent !important;
  color: var(--ink) !important;
  border: 1.5px solid var(--line) !important;
  border-radius: 8px !important;
  font-weight: 500 !important;
}
.sheet-card .btn.ghost:hover {
  background: var(--accent-soft) !important;
  border-color: var(--accent) !important;
  color: var(--accent) !important;
}

/* Login Gate & Track Gate */
#loginGate {
  background: var(--bg) !important;
}
/* Track Gate (Modal chọn lộ trình học) - Phân tầng thị giác cao cấp & Tương phản tuyệt đối */
#trackGate {
  position: fixed !important;
  inset: 0 !important;
  z-index: 200 !important;
  background: rgba(15, 23, 42, 0.75) !important;
  -webkit-backdrop-filter: blur(12px) !important;
  backdrop-filter: blur(12px) !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  padding: 20px 16px !important;
}
#trackGate.hidden {
  opacity: 0 !important;
  visibility: hidden !important;
  pointer-events: none !important;
}
.track-card {
  width: min(720px, 100%) !important;
  background: var(--surface) !important;
  border: 1.5px solid var(--line) !important;
  border-radius: 22px !important;
  padding: 34px 28px !important;
  box-shadow: 0 24px 64px rgba(15, 23, 42, 0.28) !important;
  color: #0F172A !important;
  text-align: center !important;
  position: relative !important;
  animation: popIn 0.35s cubic-bezier(0.22, 1, 0.36, 1) both !important;
}
.track-card h1 {
  font-family: var(--font-head) !important;
  font-size: 1.55em !important;
  font-weight: 700 !important;
  letter-spacing: -0.01em !important;
  margin: 0 0 6px !important;
  line-height: 1.25 !important;
  color: #0F172A !important;
}
.track-card .sub {
  color: #5A5344 !important;
  font-size: 0.92em !important;
  line-height: 1.5 !important;
  margin: 0 0 22px !important;
}
.track-card .sheet-x {
  position: absolute !important;
  top: 16px !important;
  right: 16px !important;
  width: 32px !important;
  height: 32px !important;
  border-radius: 999px !important;
  border: 1px solid var(--line) !important;
  background: var(--accent-soft) !important;
  color: var(--accent) !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  cursor: pointer !important;
  transition: all 0.15s !important;
}
.track-card .sheet-x:hover {
  background: var(--accent) !important;
  color: #FFFFFF !important;
  border-color: var(--accent) !important;
  transform: scale(1.05) !important;
}
.track-logo {
  width: 52px !important;
  height: 52px !important;
  border-radius: 999px !important;
  background: var(--accent-soft) !important;
  color: var(--accent) !important;
  border: 1.5px solid var(--line) !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  margin: 0 auto 14px !important;
}
.track-logo svg {
  width: 26px !important;
  height: 26px !important;
  color: var(--accent) !important;
}
.track-grid {
  display: grid !important;
  grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
  gap: 14px !important;
}
@media (max-width: 580px) {
  .track-grid { grid-template-columns: 1fr !important; }
}
.track-btn {
  display: flex !important;
  flex-direction: column !important;
  align-items: flex-start !important;
  text-align: left !important;
  gap: 10px !important;
  background: var(--surface) !important;
  border: 1.5px solid var(--line) !important;
  border-radius: 16px !important;
  padding: 18px 16px !important;
  cursor: pointer !important;
  color: var(--ink) !important;
  font: inherit !important;
  transition: all 0.18s cubic-bezier(0.22, 1, 0.36, 1) !important;
  position: relative !important;
  box-shadow: 0 1px 3px rgba(27, 31, 42, 0.05) !important;
}
.track-btn:hover {
  border-color: var(--accent) !important;
  background: var(--surface) !important;
  box-shadow: 0 8px 24px rgba(154, 70, 7, 0.16) !important;
  transform: translateY(-2px) !important;
}
.track-emoji {
  width: 42px !important;
  height: 42px !important;
  border-radius: 10px !important;
  background: var(--accent-soft) !important;
  border: 1px solid var(--line) !important;
  color: var(--accent) !important;
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  flex-shrink: 0 !important;
}
.track-emoji svg {
  width: 22px !important;
  height: 22px !important;
  color: var(--accent) !important;
}
.track-title {
  font-weight: 700 !important;
  font-size: 1.05em !important;
  line-height: 1.35 !important;
  color: var(--ink) !important;
  display: block !important;
}
.track-sub {
  color: var(--muted) !important;
  font-size: 0.84em !important;
  line-height: 1.45 !important;
  font-weight: 500 !important;
  display: block !important;
}
.track-btn.current {
  border: 2px solid var(--accent) !important;
  background: var(--accent-soft) !important;
  box-shadow: 0 4px 18px rgba(154, 70, 7, 0.18) !important;
}
.track-btn.current::after {
  content: "Aktuell" !important;
  position: absolute !important;
  top: 12px !important;
  right: 12px !important;
  font-size: 10px !important;
  font-weight: 700 !important;
  letter-spacing: 0.04em !important;
  text-transform: uppercase !important;
  color: #FFFFFF !important;
  background: var(--accent) !important;
  padding: 2px 8px !important;
  border-radius: 999px !important;
}
.track-skip {
  margin-top: 16px !important;
}
.track-skip a {
  display: inline-flex !important;
  align-items: center !important;
  gap: 6px !important;
  color: var(--accent) !important;
  font-size: 0.9em !important;
  font-weight: 600 !important;
  padding: 8px 20px !important;
  border-radius: 999px !important;
  background: var(--accent-soft) !important;
  border: 1.5px solid var(--line) !important;
  cursor: pointer !important;
  text-decoration: none !important;
  transition: all 0.15s !important;
}
.track-skip a:hover {
  background: var(--accent) !important;
  color: #FFFFFF !important;
  border-color: var(--accent) !important;
}

/* Dark Mode: Phân tách khối rõ rệt, chữ sáng rõ nét, không bị chìm màu */

  background: rgba(0, 0, 0, 0.82) !important;
}
  background: #181613 !important;
  border-color: #4D4335 !important;
  color: #FFFFFF !important;
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.75) !important;
}
  color: #FFFFFF !important;
}
  color: #C9BFAD !important;
}
  background: #25201A !important;
  border-color: #4D4335 !important;
  color: #C9BFAD !important;
}
  background: #38271A !important;
  border-color: #E08A3C !important;
  color: #E08A3C !important;
}
  background: #362417 !important;
  border-color: #6E4924 !important;
  color: #E08A3C !important;
}
  color: #E08A3C !important;
}
  background: #25201B !important;
  border-color: #4D4032 !important;
  color: #FFFFFF !important;
  box-shadow: 0 3px 10px rgba(0, 0, 0, 0.35) !important;
}
  border-color: #E08A3C !important;
  background: #302A23 !important;
  box-shadow: 0 8px 24px rgba(224, 138, 60, 0.24) !important;
}
  background: #362417 !important;
  border-color: #6E4924 !important;
  color: #E08A3C !important;
}
  color: #E08A3C !important;
}
  color: #FFFFFF !important;
}
  color: #D6CEBE !important;
}
  border-color: #E08A3C !important;
  background: #362417 !important;
  box-shadow: 0 4px 22px rgba(224, 138, 60, 0.3) !important;
}
  background: #E08A3C !important;
  color: #FFFFFF !important;
}
  background: #362417 !important;
  border-color: #6E4924 !important;
  color: #E08A3C !important;
}
  background: #E08A3C !important;
  color: #FFFFFF !important;
}
.login-card input[type=password], .login-card input[type=text] {
  color: var(--ink) !important;
  border-bottom: 1px solid var(--line) !important;
}

/* Bottom Navigation */
.bottom-nav {
  background: var(--surface) !important;
  border: 1.5px solid var(--line) !important;
  box-shadow: var(--shadow) !important;
}
.bottom-nav .nav-center {
  border-color: var(--surface) !important;
  background: var(--accent) !important;
  color: #fff !important;
}
.bottom-nav button {
  color: var(--muted) !important;
}
.bottom-nav button.active {
  color: var(--accent) !important;
  background: var(--accent-soft) !important;
}

/* Tier Badges */
.tier-badge.t-paid {
  background: var(--okbg) !important;
  color: var(--ok) !important;
  border: 1px solid rgba(63, 92, 57, 0.2) !important;
}
.tier-badge.t-free {
  background: var(--accent-soft) !important;
  color: var(--muted) !important;
}
.tier-badge.t-super {
  background: #fbf0df !important;
  color: #D97706 !important;
}

/* Flashcards */
.flash-face.front {
  background: var(--surface) !important;
  color: var(--ink) !important;
  border: 1.5px solid var(--line) !important;
}
.flash-face.back {
  background: var(--okbg) !important;
  color: var(--ok) !important;
  border: 1px solid rgba(63, 92, 57, 0.3) !important;
}
.flash-vi {
  color: var(--ok) !important;
}

/* Tables */
table {
  border-collapse: collapse !important;
}
th {
  background: #0F172A !important;
  color: #FBF9F5 !important;
  font-size: .78rem !important;
  letter-spacing: .03em !important;
  text-transform: uppercase !important;
  font-weight: 600 !important;
}
  background: #11110F !important;
  color: #D2B26E !important;
}

th, td {
  border: 1.5px solid var(--line) !important;
}
tr:nth-child(even) td {
  background: rgba(0, 0, 0, 0.02) !important;
}
  background: rgba(255, 255, 255, 0.02) !important;
}

/* Notes & Warn */
.note, .warn {
  border-left: 4px solid var(--accent) !important;
  background: var(--warnbg) !important;
  border-radius: 0 6px 6px 0 !important;
}
.formula {
  border-left: 3px solid var(--accent-2) !important;
  background: rgba(156, 122, 60, .08) !important;
}

/* DE/VI translation blocks */
.de {
  border-left: 3px solid var(--accent) !important;
  background: rgba(180, 83, 9, .045) !important;
  border-radius: 0 6px 6px 0 !important;
  padding: 10px 16px !important;
}
.vi {
  font-family: var(--font-ui) !important;
  font-size: .92em !important;
  color: var(--muted) !important;
  border-left: 3px solid #c7d0da !important;
  padding: 6px 16px !important;
}

/* Focus and input states */
input:focus, select:focus, textarea:focus, .search input:focus, .fill-input:focus, .pw-code input:focus, .dt-ex-in:focus {
  outline: none !important;
  border-color: var(--accent) !important;
  box-shadow: 0 0 0 3px rgba(180, 83, 9, 0.15) !important;
}

/* Remove awkward gradients */
.eq-cta-card, .streak-card {
  background: var(--accent-soft) !important;
}


/* Ensure lesson items have distinct card styling and borders */
.theme-item {
  background: var(--surface) !important;
  border: 1.5px solid var(--line) !important;
  border-radius: var(--radius) !important;
  box-shadow: 0 1px 3px rgba(27, 31, 42, 0.06) !important;
  margin-bottom: 8px !important;
}
.theme-item:hover {
  border-color: var(--accent) !important;
  box-shadow: 0 3px 10px rgba(27, 31, 42, 0.1) !important;
}

/* ==========================================================================
   Shared Components (Đồng bộ theo chuẩn Leben in Deutschland & Elite Statute)
   ========================================================================== */

/* 1. Segmented Tabs Pill Control */
.tabs-pill, .tab-nav, .tabs-segmented, .segmented-control {
  display: flex !important;
  gap: 6px !important;
  background: color-mix(in srgb, var(--surface) 60%, var(--bg)) !important;
  padding: 6px !important;
  border-radius: 14px !important;
  border: 1.5px solid var(--line) !important;
  margin: 16px 0 !important;
}

.tabs-pill button, .tab-nav button, .tabs-segmented button, .tab-pill {
  flex: 1 !important;
  padding: 10px 16px !important;
  border: 1px solid transparent !important;
  border-radius: 10px !important;
  background: transparent !important;
  color: var(--muted) !important;
  font-family: var(--font-ui) !important;
  font-size: 0.92rem !important;
  font-weight: 600 !important;
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  gap: 8px !important;
  cursor: pointer !important;
  transition: all 0.2s cubic-bezier(0.22, 1, 0.36, 1) !important;
}

.tabs-pill button:hover, .tab-nav button:hover, .tabs-segmented button:hover, .tab-pill:hover {
  color: var(--ink) !important;
  background: color-mix(in srgb, var(--surface) 80%, transparent) !important;
}

.tabs-pill button.active, .tab-nav button.active, .tabs-segmented button.active, .tab-pill.active {
  background: var(--surface) !important;
  color: var(--accent) !important;
  border-color: var(--line) !important;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06) !important;
}

/* 2. Trắc nghiệm & Quiz Options Badges */
.opt-badge, .option-letter, .q-letter {
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  width: 28px !important;
  height: 28px !important;
  border-radius: 8px !important;
  background: var(--accent-soft) !important;
  color: var(--accent) !important;
  border: 1px solid var(--line) !important;
  font-family: var(--font-mono) !important;
  font-weight: 700 !important;
  font-size: 0.85rem !important;
  flex-shrink: 0 !important;
}

/* 3. Feedback Cards & Giải thích đáp án */
.feedback-box, .explain-box, .qa-explain {
  border-radius: var(--radius) !important;
  padding: 14px 18px !important;
  margin-top: 14px !important;
  border: 1.5px solid var(--line) !important;
  animation: viewIn 0.3s ease both !important;
}
.feedback-box.good, .explain-box.good {
  background: var(--okbg) !important;
  border-color: var(--ok) !important;
  color: var(--ok) !important;
}
.feedback-box.bad, .explain-box.bad {
  background: var(--badbg) !important;
  border-color: var(--bad) !important;
  color: var(--bad) !important;
}

/* 4. Mẹo thi & Schnellmerk Cards */
.tipp-card, .schnellmerk-box {
  background: var(--surface) !important;
  border: 1.5px solid var(--line) !important;
  border-left: 4px solid var(--accent) !important;
  border-radius: var(--radius) !important;
  padding: 16px 18px !important;
  margin-bottom: 14px !important;
  box-shadow: var(--elite-shadow-1) !important;
}
.tipp-card h4, .schnellmerk-box h4 {
  font-family: var(--font-head) !important;
  color: var(--ink) !important;
  font-size: 1.05rem !important;
  margin-bottom: 6px !important;
}
.tipp-card p, .schnellmerk-box p {
  color: var(--muted) !important;
  font-size: 0.9rem !important;
  line-height: 1.55 !important;
}

/* 5. Stat Chips & Kicker Badges */
.stat-chip {
  display: inline-flex !important;
  align-items: center !important;
  gap: 8px !important;
  padding: 8px 12px !important;
  background: var(--surface) !important;
  border: 1px solid var(--line) !important;
  border-radius: var(--radius-sm) !important;
  font-size: 0.84rem !important;
  color: var(--muted) !important;
}
.stat-chip strong {
  color: var(--ink) !important;
  font-weight: 700 !important;
}
.stat-chip svg {
  width: 16px !important;
  height: 16px !important;
  color: var(--accent) !important;
  flex-shrink: 0 !important;
}
.kicker-badge {
  font-size: 10.5px !important;
  font-weight: 700 !important;
  letter-spacing: .12em !important;
  text-transform: uppercase !important;
  color: var(--accent) !important;
}

/* =========================================================
   SEARCH MODAL FULLSCREEN ON MOBILE (CHỐNG TRÀN & Z-INDEX TỐI THƯỢNG)
   ========================================================= */
#searchSheet {
  position: fixed !important;
  inset: 0 !important;
  top: 0 !important;
  left: 0 !important;
  right: 0 !important;
  bottom: 0 !important;
  width: 100vw !important;
  height: 100dvh !important;
  z-index: 999999 !important;
  background: rgba(0, 0, 0, 0.65) !important;
  backdrop-filter: blur(6px) !important;
  -webkit-backdrop-filter: blur(6px) !important;
  box-sizing: border-box !important;
  padding: 0 !important;
  margin: 0 !important;
}
#searchSheet.show {
  display: flex !important;
  flex-direction: column !important;
}
#searchSheet .sheet {
  background: var(--surface) !important;
  color: var(--ink) !important;
  display: flex !important;
  flex-direction: column !important;
  box-sizing: border-box !important;
  overflow: hidden !important;
}
@media (max-width: 640px) {
  #searchSheet {
    padding: 0 !important;
    margin: 0 !important;
  }
  #searchSheet .sheet {
    position: relative !important;
    width: 100% !important;
    max-width: 100% !important;
    height: 100% !important;
    max-height: 100dvh !important;
    min-height: 100dvh !important;
    border-radius: 0 !important;
    border: none !important;
    box-shadow: none !important;
    margin: 0 !important;
    padding: 0 !important;
  }
  #searchSheet .sheet-head {
    padding: calc(10px + var(--safe-top)) 12px 10px !important;
    background: var(--surface) !important;
    border-bottom: 1.5px solid var(--line) !important;
    display: flex !important;
    align-items: center !important;
    gap: 8px !important;
    flex-shrink: 0 !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }
  #searchSheet .sheet-input-wrap {
    position: relative !important;
    flex: 1 !important;
    min-width: 0 !important;
    display: flex !important;
    align-items: center !important;
  }
  #searchSheet input {
    width: 100% !important;
    min-width: 0 !important;
    height: 42px !important;
    padding: 0 32px 0 34px !important;
    border: 1.5px solid var(--line) !important;
    border-radius: 12px !important;
    background: var(--bg) !important;
    color: var(--ink) !important;
    font-size: 16px !important;
    box-sizing: border-box !important;
    -webkit-appearance: none !important;
    appearance: none !important;
  }
  #searchSheet .sheet-close {
    height: 42px !important;
    padding: 0 12px !important;
    border: 1.5px solid var(--line) !important;
    border-radius: 12px !important;
    background: var(--accent-soft) !important;
    color: var(--accent) !important;
    font-weight: 600 !important;
    font-size: 14px !important;
    cursor: pointer !important;
    flex-shrink: 0 !important;
    white-space: nowrap !important;
  }
  #searchSheet .sheet-body {
    flex: 1 !important;
    overflow-y: auto !important;
    overflow-x: hidden !important;
    -webkit-overflow-scrolling: touch !important;
    background: var(--surface) !important;
    padding: 4px 0 calc(28px + var(--safe-bottom)) !important;
    box-sizing: border-box !important;
    width: 100% !important;
  }
}

/* Kiểu dáng cho danh sách kết quả trong search sheet */
#searchSheet .res {
  display: flex !important;
  align-items: center !important;
  gap: 10px !important;
  padding: 12px 14px !important;
  border-bottom: 1px solid var(--line) !important;
  background: var(--surface) !important;
  color: var(--ink) !important;
  width: 100% !important;
  max-width: 100% !important;
  box-sizing: border-box !important;
  cursor: pointer !important;
  -webkit-tap-highlight-color: rgba(180, 83, 9, 0.1) !important;
}
#searchSheet .res:active, #searchSheet .res:hover {
  background: var(--accent-soft) !important;
}
#searchSheet .res .badge {
  flex-shrink: 0 !important;
  font-size: 0.7em !important;
  font-weight: 700 !important;
  padding: 2.5px 7px !important;
  border-radius: 6px !important;
  background: var(--bg) !important;
  color: var(--accent) !important;
  border: 1px solid var(--line) !important;
  white-space: nowrap !important;
  text-transform: uppercase !important;
  letter-spacing: 0.04em !important;
}
#searchSheet .res .txt {
  flex: 1 !important;
  min-width: 0 !important;
  display: flex !important;
  flex-direction: column !important;
  gap: 2px !important;
  overflow: hidden !important;
}
#searchSheet .res .t {
  font-weight: 600 !important;
  font-size: 0.94em !important;
  color: var(--ink) !important;
  white-space: nowrap !important;
  overflow: hidden !important;
  text-overflow: ellipsis !important;
  max-width: 100% !important;
  line-height: 1.35 !important;
}
#searchSheet .res .s {
  font-size: 0.78em !important;
  color: var(--muted) !important;
  white-space: nowrap !important;
  overflow: hidden !important;
  text-overflow: ellipsis !important;
  max-width: 100% !important;
  line-height: 1.3 !important;
}