:root {
  color-scheme: light;
  --bg-main: #f8fafc;
  --bg-gradient-1: #e0f2fe;
  --bg-gradient-2: #f8fafc;
  --glass-bg: rgba(255, 255, 255, 0.58);
  --glass-bg-strong: rgba(255, 255, 255, 0.82);
  --glass-border: rgba(15, 23, 42, 0.10);
  --bg-sidebar: rgba(255, 255, 255, 0.92);
  --bg-card: #ffffff;
  --bg-card-soft: #f1f5f9;
  --text-main: #0f172a;
  --text-muted: #64748b;
  --border-color: #e2e8f0;
  --accent: #7c3aed;
  --accent-gold: #d4af37;
  --accent-teal: #0f766e;
  --accent-2: #4f46e5;
  --accent-soft: rgba(124, 58, 237, 0.12);
  --gold: #d4af37;
  --danger: #ef4444;
  --success: #10b981;
  --warning: #f59e0b;
  --shadow-soft: 0 18px 50px rgba(15, 23, 42, 0.08);
  --shadow-card: 0 14px 35px rgba(15, 23, 42, 0.08);
  --radius: 18px;
  --radius-lg: 26px;
  --radius-xl: 34px;
  --bg: var(--bg-main);
  --panel: var(--bg-card);
  --panel-2: var(--bg-card-soft);
  --line: var(--border-color);
  --text: var(--text-main);
  --muted: var(--text-muted);
  --ok: var(--success);
  --warn: var(--warning);
  --book-card-min: 180px;
  --book-cover-max: 230px;
  --book-grid-gap: 12px;
}

[data-book-size="small"] {
  --book-card-min: 180px;
  --book-cover-max: 230px;
  --book-grid-gap: 12px;
}
[data-book-size="medium"] {
  --book-card-min: 230px;
  --book-cover-max: 300px;
  --book-grid-gap: 16px;
}
[data-book-size="large"] {
  --book-card-min: 340px;
  --book-cover-max: 420px;
  --book-grid-gap: 20px;
}

[data-theme="dark"] {
  color-scheme: dark;
  --bg-main: #061017;
  --bg-gradient-1: #082f35;
  --bg-gradient-2: #020617;
  --glass-bg: rgba(8, 25, 32, 0.42);
  --glass-bg-strong: rgba(10, 28, 36, 0.68);
  --glass-border: rgba(226, 232, 240, 0.14);
  --bg-sidebar: rgba(6, 19, 26, 0.72);
  --bg-card: rgba(9, 28, 36, 0.58);
  --bg-card-soft: rgba(15, 46, 55, 0.52);
  --text-main: #f8fafc;
  --text-muted: #a8bcc4;
  --border-color: var(--glass-border);
  --accent: #8b5cf6;
  --accent-gold: #f6c453;
  --accent-teal: #2dd4bf;
  --accent-2: #0f766e;
  --accent-soft: rgba(45, 212, 191, 0.12);
  --gold: var(--accent-gold);
  --danger: #fb7185;
  --success: #34d399;
  --warning: #fbbf24;
  --shadow-soft: 0 22px 70px rgba(0, 0, 0, 0.38);
  --shadow-card: 0 18px 55px rgba(0, 0, 0, 0.28);
}

html:not([data-theme]) {
  color-scheme: dark;
  --bg-main: #061017;
  --bg-gradient-1: #082f35;
  --bg-gradient-2: #020617;
  --glass-bg: rgba(8, 25, 32, 0.42);
  --glass-bg-strong: rgba(10, 28, 36, 0.68);
  --glass-border: rgba(226, 232, 240, 0.14);
  --bg-sidebar: rgba(6, 19, 26, 0.72);
  --bg-card: rgba(9, 28, 36, 0.58);
  --bg-card-soft: rgba(15, 46, 55, 0.52);
  --text-main: #f8fafc;
  --text-muted: #a8bcc4;
  --border-color: var(--glass-border);
  --accent: #8b5cf6;
  --accent-gold: #f6c453;
  --accent-teal: #2dd4bf;
  --accent-soft: rgba(45, 212, 191, 0.12);
  --gold: var(--accent-gold);
  --danger: #fb7185;
  --success: #34d399;
  --warning: #fbbf24;
  --shadow-soft: 0 22px 70px rgba(0, 0, 0, 0.38);
  --shadow-card: 0 18px 55px rgba(0, 0, 0, 0.28);
}

*, *::before, *::after { box-sizing: border-box; }
html {
  scroll-behavior: smooth;
  width: 100%;
  max-width: 100%;
  overflow-x: hidden;
}
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at 16% 10%, color-mix(in srgb, var(--accent-teal) 22%, transparent), transparent 28rem),
    radial-gradient(circle at 88% 6%, color-mix(in srgb, var(--accent-gold) 16%, transparent), transparent 24rem),
    linear-gradient(145deg, var(--bg-gradient-1), var(--bg-main) 38%, var(--bg-gradient-2));
  color: var(--text-main);
  width: 100%;
  max-width: 100%;
  min-width: 320px;
  overflow-x: hidden;
  transition: background .25s ease, color .25s ease;
}
.app-bg {
  min-height: 100vh;
  background:
    radial-gradient(circle at 16% 12%, color-mix(in srgb, var(--accent-teal) 24%, transparent), transparent 26rem),
    radial-gradient(circle at 82% 8%, color-mix(in srgb, var(--accent-gold) 18%, transparent), transparent 24rem),
    linear-gradient(145deg, var(--bg-gradient-1), var(--bg-main) 42%, var(--bg-gradient-2));
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(115deg, rgba(255,255,255,.08), transparent 24%, rgba(124,58,237,.08) 60%, transparent),
    radial-gradient(circle at 18% 20%, rgba(212,175,55,.13), transparent 22rem),
    radial-gradient(circle at 86% 12%, rgba(16,185,129,.10), transparent 24rem);
  opacity: .75;
  z-index: -1;
}
a { color: inherit; text-decoration: none; }
button, input, textarea, select { font: inherit; }
button:disabled, .btn:disabled { cursor: not-allowed; }
.container { width: min(1180px, calc(100% - 32px)); margin: 0 auto; }
img, svg, video, canvas {
  max-width: 100%;
  height: auto;
}
main, .main, .main-content, .page-shell, .container, .layout, .app-shell, .dashboard-shell {
  min-width: 0;
  max-width: 100%;
}

.topbar {
  position: sticky; top: 0; z-index: 30;
  background: color-mix(in srgb, var(--bg-main) 86%, transparent);
  border-bottom: 1px solid var(--border-color);
  backdrop-filter: blur(18px);
}
.nav { min-height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.brand { display: flex; align-items: center; gap: 12px; font-weight: 850; letter-spacing: .01em; }
.brand-logo, .brand-mark {
  width: 40px; height: 40px; border-radius: 14px; display: grid; place-items: center;
  background: linear-gradient(135deg, var(--gold), var(--accent));
  color: #07111f; box-shadow: 0 14px 35px rgba(124, 58, 237, .25);
  overflow: hidden;
}
.brand-logo, .brand-mark {
  background: transparent;
  box-shadow: none;
  border-radius: 0;
}
.topbar .brand-mark {
  background: transparent;
  box-shadow: none;
  border-radius: 0;
}
.brand-logo img, .brand-mark img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}
.brand-title { font-weight: 900; letter-spacing: .01em; }
.brand-tagline { display: block; font-size: .78rem; font-weight: 600; color: var(--muted); line-height: 1.2; margin-top: 2px; }
.page-shell { width: min(1180px, calc(100% - 32px)); margin: 0 auto; padding: 36px 0; }
.dashboard-shell { display: grid; grid-template-columns: 280px minmax(0, 1fr); min-height: 100vh; }
.nav-links { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }

.app-shell, .layout { display: grid; grid-template-columns: 280px 1fr; min-height: 100vh; }
.main-content, .main { min-width: 0; padding: 28px; }
.page-header, .page-head { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 24px; }
.page-head h1, .page-header h1 { margin: 0 0 6px; letter-spacing: -.02em; }

.sidebar {
  position: sticky; top: 0; height: 100vh;
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--bg-sidebar) 92%, transparent), color-mix(in srgb, var(--bg-card) 72%, transparent)),
    var(--bg-sidebar);
  border-right: 1px solid var(--border-color);
  padding: 22px; display: flex; flex-direction: column; gap: 22px;
  backdrop-filter: blur(24px) saturate(140%);
  box-shadow: 18px 0 70px rgba(15, 23, 42, .08);
}
.dashboard-sidebar { min-width: 0; }
.sidebar nav { display: grid; gap: 8px; }
.sidebar a {
  color: var(--text-muted); padding: 11px 12px; border-radius: 14px;
  transition: background .18s ease, color .18s ease, transform .18s ease;
}
.sidebar a.active, .sidebar a:hover {
  background: var(--accent-soft); color: var(--text-main); transform: translateX(2px);
}
.sidebar .theme-toggle { margin-top: auto; }

.hero { min-height: 620px; display: grid; align-items: center; padding: 56px 0 34px; }
.hero-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 34px; align-items: center; }
.hero h1 { font-size: clamp(44px, 7vw, 86px); line-height: .95; margin: 0 0 18px; letter-spacing: -.04em; }
.hero h3 { color: var(--gold); margin: 0 0 14px; font-weight: 750; }
.hero p { color: var(--text-muted); font-size: 18px; line-height: 1.75; margin: 0 0 26px; }
.hero .hero-tagline {
  color: var(--gold);
  font-size: clamp(20px, 2.7vw, 34px);
  font-weight: 800;
  line-height: 1.2;
  margin: 0 0 28px;
  letter-spacing: -.015em;
}
.hero-visual { display: grid; gap: 16px; }
.hero-visual .card { min-height: 150px; display: grid; align-content: center; }
.section { padding: 44px 0; }
.section-title { display: flex; align-items: end; justify-content: space-between; gap: 18px; margin-bottom: 20px; }
.grid { display: grid; gap: 18px; }
.stack { display: grid; gap: 28px; }
.grid.cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid.cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid.cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }

.glass-panel, .lux-card, .glass-card, .card, .stat-card, .ebook-card, .book-card, .form-card, .table-wrap, .chat-panel {
  background:
    linear-gradient(145deg, color-mix(in srgb, var(--glass-bg-strong) 68%, transparent), color-mix(in srgb, var(--glass-bg) 74%, transparent)),
    var(--glass-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  backdrop-filter: blur(24px) saturate(145%);
  -webkit-backdrop-filter: blur(24px) saturate(145%);
  transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease, background .25s ease;
}
.glass-panel { padding: 26px; }
.glass-card { position: relative; overflow: hidden; }
.glass-card::before, .glass-panel::before, .ebook-card::before, .book-card::before, .stat-card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  background: linear-gradient(135deg, rgba(255,255,255,.12), transparent 38%, rgba(212,175,55,.07));
}
.card, .form-card, .lux-card, .glass-card { padding: 20px; }
.ebook-card, .book-card { padding: 12px; }
.card:hover, .ebook-card:hover, .book-card:hover, .lux-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-soft); }
.stat-card { padding: 20px; min-height: 122px; display: flex; flex-direction: column; justify-content: space-between; }
.stat-card span, .muted, label small { color: var(--text-muted); }
.stat-card strong { font-size: 32px; letter-spacing: -.03em; }
.ebook-card, .book-card { position: relative; overflow: hidden; display: flex; flex-direction: column; min-height: 100%; }
.ebook-card h3, .book-card h3 { margin: 8px 0 5px; font-size: 17px; line-height: 1.25; }
.book-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(var(--book-card-min), 1fr));
  gap: var(--book-grid-gap);
  min-width: 0;
}
.book-card, .ebook-card {
  min-width: 0;
  max-width: 100%;
}
.book-card .ebook-cover, .book-card .book-cover {
  width: min(60%, 128px);
  align-self: center;
  max-width: 100%;
}
.compact-book-card { gap: 12px; min-width: 0; }
.compact-book-card .ebook-cover, .compact-book-card .book-cover {
  width: min(100%, var(--book-cover-max));
  align-self: center;
  max-width: 100%;
}
.compact-book-card .book-meta { margin-top: 0; justify-content: center; min-width: 0; }
.compact-book-card .book-price { font-size: 18px; }
.compact-book-card .actions { justify-content: center; margin-top: 0 !important; min-width: 0; }
.book-size-control { min-width: 150px; max-width: 170px; display: grid; gap: 6px; }
.book-size-control span { color: var(--text-muted); font-size: 12px; margin-left: 6px; }
.book-size-control input[type="range"] { padding: 0; accent-color: var(--accent-teal); }
.book-info { display: grid; gap: 6px; flex: 1; }
.book-description, .book-desc {
  color: var(--text-muted);
  margin: 0;
  line-height: 1.45;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  font-size: 14px;
}
.book-actions { margin-top: 12px; }
.book-meta { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-top: auto; }
.book-price { color: var(--accent-gold); white-space: nowrap; }
.rating-summary {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-muted);
  font-size: .92rem;
  flex-wrap: wrap;
  line-height: 1.4;
  min-width: 0;
}
.rating-stars { color: var(--warning); letter-spacing: 0; white-space: nowrap; }
.book-cover, .ebook-cover {
  aspect-ratio: 3/4; border-radius: 12px;
  background: linear-gradient(145deg, var(--bg-card-soft), var(--accent-soft) 45%, rgba(212,175,55,.18));
  display: flex; align-items: end; padding: 12px; font-weight: 850; overflow: hidden; position: relative;
}
.book-cover.has-image, .ebook-cover.has-image { padding: 0; background: var(--bg-card-soft); }
.book-cover img, .ebook-cover img { width: 100%; height: 100%; object-fit: cover; object-position: center top; display: block; }
.book-cover.placeholder, .ebook-cover.placeholder { align-items: stretch; justify-content: space-between; flex-direction: column; }
.book-cover.placeholder span, .ebook-cover.placeholder span { color: var(--gold); font-size: 12px; }
.book-cover.placeholder strong, .ebook-cover.placeholder strong { font-size: 15px; line-height: 1.18; }

.ebook-actions { position: absolute; top: 14px; right: 14px; display: flex; gap: 8px; z-index: 2; }
.icon-button, .btn-icon {
  width: 36px; height: 36px; border-radius: 12px; border: 1px solid var(--border-color);
  background: color-mix(in srgb, var(--bg-card) 86%, transparent);
  color: var(--text-main); cursor: pointer; display: inline-grid; place-items: center;
  box-shadow: var(--shadow-card); transition: transform .18s ease, background .18s ease;
}
.icon-button:hover, .btn-icon:hover { transform: translateY(-2px); background: var(--accent-soft); }
.icon-button.danger { color: var(--danger); }
.icon-button.warning { color: var(--warning); }

.btn, .btn-primary, .btn-secondary, .btn-ghost, .btn-danger, .btn-gold {
  border: 0; border-radius: 999px; padding: 11px 17px; cursor: pointer; color: var(--text-main);
  display: inline-flex; align-items: center; gap: 8px; justify-content: center; min-height: 42px;
  background: var(--bg-card-soft); transition: transform .18s ease, box-shadow .18s ease, background .18s ease;
}
.btn:hover, .btn-primary:hover, .btn-secondary:hover, .btn-ghost:hover, .btn-danger:hover, .btn-gold:hover { transform: translateY(-1px); box-shadow: var(--shadow-card); }
.btn:disabled:hover, button:disabled:hover { transform: none; box-shadow: none; }
.btn.is-loading, button.is-loading { opacity: .75; cursor: wait; }
.btn.is-done, button.is-done { cursor: not-allowed; }
.btn.primary, .btn-primary { background: linear-gradient(135deg, var(--accent-teal), var(--accent)); color: #fff; font-weight: 800; }
.btn.secondary, .btn-secondary { background: var(--accent-soft); color: var(--text-main); }
.btn.ghost, .btn-ghost { background: transparent; border: 1px solid var(--border-color); }
.btn.danger, .btn-danger { background: color-mix(in srgb, var(--danger) 15%, transparent); color: var(--danger); }
.danger-text { color: var(--danger) !important; }
.btn.gold, .btn-gold { background: linear-gradient(135deg, var(--gold), #fde68a); color: #111827; font-weight: 850; }

.actions { display: flex; gap: 10px; flex-wrap: wrap; }
.process-card { display: grid; gap: 8px; align-content: start; }
.process-card h3, .screenshot-card h3 { margin: 0; }
.step-number {
  width: 38px; height: 38px; border-radius: 999px; display: inline-grid; place-items: center;
  background: linear-gradient(135deg, var(--accent-teal), var(--accent));
  color: #fff; font-weight: 850; box-shadow: var(--shadow-card);
}
.bimbingan-grid {
  display: grid;
  gap: 18px;
}
.bimbingan-packages {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}
.service-card {
  position: relative;
  overflow: hidden;
  display: grid;
  gap: 14px;
  min-height: 100%;
}
.service-card-primary {
  border: 1px solid color-mix(in srgb, var(--border-color) 85%, var(--accent-2));
}
.service-card-featured {
  border: 1px solid color-mix(in srgb, var(--warning) 72%, var(--border-color));
  box-shadow: 0 18px 50px rgba(245, 158, 11, .14);
}
.service-card-book {
  border: 1px solid color-mix(in srgb, var(--accent-teal) 66%, var(--border-color));
}
.service-card-featured::after {
  content: "";
  position: absolute;
  inset: auto -40px -56px auto;
  width: 140px;
  height: 140px;
  border-radius: 50%;
  background: radial-gradient(circle, color-mix(in srgb, var(--warning) 18%, transparent), transparent 62%);
  pointer-events: none;
}
.service-head {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}
.service-icon {
  width: 52px;
  height: 52px;
  border-radius: 16px;
  display: inline-grid;
  place-items: center;
  background: linear-gradient(135deg, var(--accent-2), var(--accent));
  color: #fff;
  font-size: 24px;
  box-shadow: var(--shadow-card);
  flex: 0 0 auto;
}
.service-icon-accent {
  background: linear-gradient(135deg, #fb923c, #f97316);
}
.service-icon-book {
  background: linear-gradient(135deg, var(--accent-teal), #34d399);
}
.service-kicker {
  display: inline-flex;
  font-size: 12px;
  font-weight: 850;
  letter-spacing: .08em;
  color: var(--accent-gold);
  text-transform: uppercase;
  margin-bottom: 2px;
}
.service-head h3 {
  margin: 0;
  font-size: 22px;
  line-height: 1.15;
}
.service-summary {
  margin: 0;
  color: var(--text-muted);
  line-height: 1.7;
}
.service-price-box {
  display: grid;
  gap: 4px;
  padding: 18px;
  border-radius: 18px;
  background: color-mix(in srgb, var(--bg-card-soft) 92%, transparent);
  border: 1px solid var(--border-color);
  text-align: center;
}
.service-price-box strong {
  font-size: 28px;
  letter-spacing: -.03em;
}
.service-price-box span {
  color: var(--text-muted);
  font-size: 13px;
}
.service-note {
  margin: 0;
  color: #f97316;
  font-weight: 700;
  line-height: 1.55;
}
.service-list {
  list-style: none;
  display: grid;
  gap: 10px;
  padding: 0;
  margin: 0;
}
.service-list li {
  position: relative;
  padding-left: 24px;
  line-height: 1.55;
  color: var(--text-main);
}
.service-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  color: #22c55e;
  font-weight: 900;
}
.service-cta {
  width: 100%;
  margin-top: auto;
}
.service-ribbon {
  position: absolute;
  top: 0;
  right: 0;
  background: linear-gradient(135deg, var(--warning), #f97316);
  color: #fff;
  font-size: 11px;
  font-weight: 900;
  letter-spacing: .08em;
  padding: 10px 14px;
  border-bottom-left-radius: 16px;
  z-index: 1;
}
.bimbingan-side {
  display: grid;
  gap: 18px;
}
.flow-card {
  display: grid;
  gap: 14px;
}
.flow-card h3, .study-card h3 {
  margin: 0;
  font-size: 22px;
}
.work-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 14px;
}
.work-list li {
  display: grid;
  gap: 4px;
  padding-left: 50px;
  position: relative;
}
.work-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 2px;
  width: 32px;
  height: 32px;
  border-radius: 999px;
  background: linear-gradient(135deg, #dc2626, #ef4444);
  box-shadow: var(--shadow-card);
}
.work-list li::after {
  content: "";
  position: absolute;
  left: 15px;
  top: 12px;
  width: 3px;
  height: 10px;
  background: #fff;
  border-radius: 999px;
  box-shadow: 6px 0 0 #fff, -6px 0 0 #fff;
}
.work-list strong {
  color: #dc2626;
  font-size: 15px;
}
.work-list span {
  color: var(--text-main);
  line-height: 1.5;
}
.study-card {
  display: grid;
  gap: 12px;
}
.service-study-list {
  margin-top: 4px;
}
.study-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 10px;
}
.study-list li {
  position: relative;
  padding-left: 26px;
  color: var(--text-main);
  line-height: 1.5;
}
.study-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  color: #f87171;
  font-weight: 900;
}
.process-list { margin: 16px 0 0; padding-left: 24px; display: grid; gap: 10px; line-height: 1.65; color: var(--text-muted); }
.process-list li::marker { color: var(--accent-gold); font-weight: 850; }
.process-note {
  margin: 18px 0 0; padding: 14px 16px; border: 1px solid color-mix(in srgb, var(--warning) 42%, var(--border-color));
  border-radius: 16px; background: color-mix(in srgb, var(--warning) 10%, transparent); color: var(--text-main); font-weight: 750;
}
.screenshot-grid { align-items: stretch; }
.screenshot-card { display: grid; gap: 14px; }
.screenshot-frame { display: grid; min-height: 180px; }
.screenshot-frame img {
  width: 100%; min-height: 180px; max-height: 320px; object-fit: cover; display: block;
  border-radius: 16px; border: 1px solid var(--border-color); background: var(--bg-card-soft);
}
.screenshot-placeholder {
  min-height: 180px; border: 1px dashed color-mix(in srgb, var(--accent-gold) 52%, var(--border-color));
  border-radius: 16px; display: grid; place-items: center; padding: 18px; text-align: center;
  color: var(--text-muted); background: color-mix(in srgb, var(--bg-card-soft) 72%, transparent);
}
.screenshot-help { margin-top: 16px; text-align: center; }
.tutorial-list li { display: grid; gap: 4px; }
.tutorial-list strong { color: var(--text-main); }
.process-actions { margin-top: 22px; justify-content: center; }
input, textarea, select, .form-input, .form-select, .form-textarea {
  width: 100%; border: 1px solid var(--border-color); background: var(--bg-card);
  color: var(--text-main); border-radius: 14px; padding: 12px 13px; outline: none;
  transition: border-color .18s ease, box-shadow .18s ease, background .25s ease;
}
input:focus, textarea:focus, select:focus { border-color: var(--accent); box-shadow: 0 0 0 4px var(--accent-soft); }
textarea, .form-textarea { min-height: 118px; resize: vertical; }
label, .form-group { display: grid; gap: 8px; color: var(--text-main); }
.form-label { color: var(--text-muted); font-size: 13px; font-weight: 700; }
form { display: grid; gap: 14px; }
.form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }

table, .lux-table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 14px 16px; border-bottom: 1px solid var(--border-color); vertical-align: top; }
th { color: var(--text-muted); font-weight: 700; }
.table-wrap {
  max-width: 100%;
  overflow-x: auto;
  overflow-y: hidden;
  -webkit-overflow-scrolling: touch;
}
.table-action { display: inline-flex; gap: 8px; }

.badge, .badge-muted { display: inline-flex; border-radius: 999px; padding: 6px 10px; background: var(--bg-card-soft); color: var(--text-muted); font-size: 12px; font-weight: 750; }
.badge-success, .badge.lulus, .badge.paid, .badge.publish, .badge.active, .badge.aktif { background: color-mix(in srgb, var(--success) 16%, transparent); color: var(--success); }
.badge-warning, .badge.remedial, .badge.pending, .badge.draft, .badge.inactive, .badge.nonaktif { background: color-mix(in srgb, var(--warning) 18%, transparent); color: var(--warning); }
.badge-danger, .badge.deleted { background: color-mix(in srgb, var(--danger) 16%, transparent); color: var(--danger); }
.badge.belum-dinilai { background: var(--accent-soft); color: var(--accent); }

.progress { height: 10px; background: var(--bg-card-soft); border-radius: 999px; overflow: hidden; border: 1px solid var(--border-color); }
.progress > span { display: block; height: 100%; background: linear-gradient(90deg, var(--accent), var(--success)); }
.toast-wrap { position: fixed; right: 18px; top: 18px; z-index: 1000; display: grid; gap: 10px; }
.toast { padding: 12px 14px; border-radius: 16px; background: var(--bg-card); color: var(--text-main); border: 1px solid var(--border-color); box-shadow: var(--shadow-soft); }
.toast.error { border-color: color-mix(in srgb, var(--danger) 60%, var(--border-color)); }
.toast.success { border-color: color-mix(in srgb, var(--success) 60%, var(--border-color)); }

.modal, .modal-backdrop { position: fixed; inset: 0; z-index: 1000; display: none; place-items: center; padding: 18px; background: rgba(2,6,23,.58); backdrop-filter: blur(10px); }
.modal.open, .modal-backdrop.open { display: grid; animation: fadeIn .16s ease both; }
.modal-dialog, .modal-panel {
  width: min(980px, 100%);
  max-height: min(86vh, 900px);
  display: flex;
  flex-direction: column;
  min-width: 0;
  overflow: hidden;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
  animation: modalIn .18s ease both;
}
.modal-head, .modal-header {
  position: sticky;
  top: 0;
  z-index: 2;
  background: color-mix(in srgb, var(--bg-card) 96%, transparent);
  border-bottom: 1px solid var(--border-color);
  padding: 16px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-width: 0;
  backdrop-filter: blur(14px);
}
.modal-head h2, .modal-header h2 { margin: 0; min-width: 0; overflow-wrap: anywhere; }
.modal-body {
  padding: 18px;
  flex: 1 1 auto;
  min-height: 0;
  overflow: auto;
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
}
.modal-footer {
  padding: 16px 18px;
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  flex: 0 0 auto;
}
.modal-body img, .modal-body video, .modal-body iframe, .modal-body canvas { max-width: 100%; height: auto; }
.modal-body .table-wrap { max-width: 100%; overflow-x: auto; -webkit-overflow-scrolling: touch; }
.modal-body .grid.cols-2,
.modal-body .grid.cols-3,
.modal-body .grid.cols-4 {
  min-width: 0;
}
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes modalIn { from { opacity: 0; transform: translateY(8px) scale(.98); } to { opacity: 1; transform: none; } }

.question-detail { border: 1px solid var(--border-color); border-radius: 16px; padding: 16px; background: var(--bg-card-soft); margin-bottom: 12px; }
.question-detail h4 { margin: 0 0 8px; }
.mc-options { display: grid; gap: 10px; margin: 12px 0; }
.radio-option { display: grid; grid-template-columns: auto 28px 1fr; align-items: center; gap: 10px; padding: 10px; border: 1px solid var(--border-color); border-radius: 14px; background: var(--glass-bg); }
.radio-option input[type="radio"] { width: auto; accent-color: var(--accent-gold); }
.radio-option span { display: inline-grid; place-items: center; width: 28px; height: 28px; border-radius: 999px; background: color-mix(in srgb, var(--accent-gold) 16%, transparent); color: var(--accent-gold); font-weight: 800; }
.user-menu { position: relative; }
.dropdown { display: none; position: absolute; right: 0; top: calc(100% + 8px); min-width: 190px; background: var(--bg-card); border: 1px solid var(--border-color); border-radius: 16px; padding: 8px; box-shadow: var(--shadow-soft); }
.dropdown.open { display: grid; }
.dropdown a, .dropdown button { display: block; width: 100%; text-align: left; color: var(--text-main); background: transparent; border: 0; padding: 10px; border-radius: 12px; cursor: pointer; }
.dropdown a:hover, .dropdown button:hover { background: var(--bg-card-soft); }

.skeleton, .skeleton-card { min-height: 160px; border-radius: var(--radius); background: linear-gradient(90deg, var(--bg-card) 0%, var(--bg-card-soft) 45%, var(--bg-card) 90%); background-size: 220% 100%; animation: shimmer 1.3s infinite; border: 1px solid var(--border-color); }
.skeleton.row { min-height: 48px; }
@keyframes shimmer { to { background-position: -220% 0; } }

.material-card { display: grid; gap: 8px; }
.contact-list { display: grid; gap: 8px; padding: 10px; }
.contact-item { width: 100%; justify-content: flex-start; }
.chat-panel h3 { padding: 12px 14px 0; margin: 0; }
.global-loading { position: fixed; inset: 0; display: none; place-items: center; background: rgba(2,6,23,.48); z-index: 900; }
.global-loading.show { display: grid; }
.global-top-loading { position: fixed; top: 14px; left: 50%; transform: translateX(-50%) translateY(-12px); z-index: 950; display: flex; align-items: center; gap: 8px; padding: 10px 14px; border: 1px solid var(--border-color); border-radius: 999px; background: color-mix(in srgb, var(--bg-main) 88%, transparent); color: var(--text-main); box-shadow: var(--shadow); opacity: 0; pointer-events: none; transition: opacity .18s ease, transform .18s ease; }
.global-top-loading.show { opacity: 1; transform: translateX(-50%) translateY(0); }
.inline-loading { min-height: 72px; display: flex; align-items: center; justify-content: center; gap: 8px; color: var(--text-muted); }
.rating-summary { display: flex; align-items: center; gap: 8px; color: var(--text-muted); font-size: .92rem; flex-wrap: wrap; line-height: 1.4; }
.rating-stars { color: var(--warning); letter-spacing: 0; white-space: nowrap; }
.review-item { padding: 12px 0; border-bottom: 1px solid var(--border-color); display: grid; gap: 6px; }
.review-item:last-child { border-bottom: 0; }
.spinner { width: 34px; height: 34px; border: 3px solid color-mix(in srgb, var(--text-muted) 24%, transparent); border-top-color: var(--accent); border-radius: 50%; animation: spin 1s linear infinite; }
.mini-spinner { width: 14px; height: 14px; border: 2px solid color-mix(in srgb, currentColor 25%, transparent); border-top-color: currentColor; border-radius: 50%; animation: spin 1s linear infinite; display: inline-block; }
@keyframes spin { to { transform: rotate(360deg); } }
.empty { padding: 28px; color: var(--text-muted); display: grid; gap: 8px; text-align: center; }
.chat-shell { display: grid; grid-template-columns: 320px 1fr; gap: 18px; min-height: calc(100vh - 120px); min-width: 0; }
.messages { height: 58vh; overflow: auto; display: grid; align-content: start; gap: 10px; padding: 14px; }
.message { max-width: 72%; padding: 11px 13px; border-radius: 16px; background: var(--bg-card-soft); }
.message.mine { margin-left: auto; background: linear-gradient(135deg, var(--accent), var(--accent-2)); color: #fff; }
.viewer-body { overflow: hidden; min-height: 100vh; background: #070b18; color: #f8fafc; }
.viewer-toolbar { position: fixed; top: 0; left: 0; right: 0; z-index: 50; min-height: 66px; display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 10px 16px; background: color-mix(in srgb, var(--bg-main) 92%, transparent); border-bottom: 1px solid var(--border-color); backdrop-filter: blur(16px); }
.viewer-toolbar > div:first-child { min-width: 0; }
.viewer-toolbar strong { overflow-wrap: anywhere; word-break: break-word; }
.viewer-toolbar .actions { min-width: 0; display: flex; flex-wrap: wrap; align-items: center; justify-content: flex-end; gap: 8px; }
.viewer-toolbar .viewer-nav,
.viewer-toolbar .viewer-tools { display: flex; align-items: center; flex-wrap: wrap; gap: 8px; }
.viewer-toolbar .page-indicator { display: inline-flex; align-items: center; gap: 6px; white-space: nowrap; }
.viewer-toolbar .actions > * { min-width: 0; }
.viewer-toolbar .btn,
.viewer-toolbar .btn-primary,
.viewer-toolbar .btn-secondary,
.viewer-toolbar .btn-ghost,
.viewer-toolbar .btn-danger,
.viewer-toolbar .btn-gold,
.viewer-toolbar input {
  min-height: 44px;
}
.viewer-toolbar input { max-width: 100%; }
.viewer-stage { margin-top: 66px; height: calc(100vh - 66px); overflow: auto; display: grid; place-items: start center; padding: 20px; position: relative; cursor: ew-resize; touch-action: pan-y pinch-zoom; min-width: 0; }
.viewer-stage::before, .viewer-stage::after { content: ""; position: fixed; top: 66px; bottom: 0; width: 18%; z-index: 2; pointer-events: none; opacity: .18; transition: opacity .2s ease; }
.viewer-stage::before { left: 0; background: linear-gradient(90deg, var(--accent-soft), transparent); }
.viewer-stage::after { right: 0; background: linear-gradient(270deg, var(--accent-soft), transparent); }
#pdfCanvas { display: block; width: 100%; max-width: 100%; height: auto; margin-inline: auto; background: #fff; box-shadow: var(--shadow-soft); }
.watermark { pointer-events: none; position: fixed; inset: 66px 0 0; z-index: 40; opacity: .17; background-size: 360px 160px; }
.blurred .viewer-stage { filter: blur(10px); }
.warning { color: var(--warning); font-size: 13px; }
.btn.warning { border-color: color-mix(in srgb, var(--warning) 45%, transparent); color: var(--warning); }
.contact-item.active { border-color: color-mix(in srgb, var(--accent-gold) 55%, transparent); background: color-mix(in srgb, var(--accent-gold) 14%, transparent); }
.alert-card { width: 100%; text-align: left; cursor: pointer; color: var(--text-main); }
.alert-card:hover { transform: translateY(-2px); border-color: color-mix(in srgb, var(--accent-gold) 45%, transparent); }
.mobile-toggle { display: none; }
.theme-toggle { white-space: nowrap; }
.tab-bar { display: flex; gap: 8px; flex-wrap: wrap; padding: 8px; border: 1px solid var(--border-color); border-radius: 999px; background: var(--glass-bg); backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px); }
.tab-button { border: 0; border-radius: 999px; background: transparent; color: var(--text-muted); padding: 10px 14px; cursor: pointer; transition: background .18s ease, color .18s ease, transform .18s ease; }
.tab-button:hover, .tab-button.active { background: color-mix(in srgb, var(--accent-teal) 16%, transparent); color: var(--text-main); transform: translateY(-1px); }
.dashboard-sidebar .tab-bar, .dashboard-tabs { border-radius: var(--radius-lg); align-items: stretch; flex-direction: column; background: transparent; border: 0; padding: 0; }
.dashboard-tabs .tab-button { width: 100%; text-align: left; justify-content: flex-start; border-radius: 16px; }
.dashboard-topbar { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 20px; }
.dashboard-topbar h1 { margin: 0; letter-spacing: -.02em; }
.dashboard-topbar p { margin: 0 0 4px; text-transform: capitalize; }
.dashboard-panel { min-height: calc(100vh - 116px); }
.dashboard-panel h2 { margin-top: 0; }
.dashboard-panel, .dashboard-topbar { min-width: 0; }
.dashboard-topbar > div { min-width: 0; }
.dashboard-topbar h1 { overflow-wrap: anywhere; word-break: break-word; }
.dashboard-topbar .actions { flex-wrap: wrap; justify-content: flex-end; }
.dashboard-topbar .actions .btn { white-space: nowrap; }
.dashboard-tab-list { min-width: 0; width: 100%; }
.dashboard-panel .table-wrap { max-width: 100%; }
.dashboard-panel .actions { flex-wrap: wrap; }
.dashboard-panel .actions > * { min-width: 0; }
.dashboard-panel .grid.cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.dashboard-panel .grid.cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.dashboard-panel .grid.cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.tab-placeholder { display: grid; gap: 12px; max-width: 760px; }
.tab-placeholder .actions { margin-top: 8px; }
.auth-shell { min-height: 100vh; display: grid; place-items: center; padding: 42px 0; }
.auth-card { width: min(520px, calc(100% - 32px)); }
.auth-card.wide { width: min(820px, calc(100% - 32px)); }
.auth-shell .brand {
  align-items: flex-start;
}
.auth-shell .brand-copy {
  display: grid;
  gap: 4px;
}

@media (max-width: 900px) {
  .hero-grid, .grid.cols-2, .grid.cols-3, .grid.cols-4, .layout, .app-shell, .dashboard-shell, .form-grid, .chat-shell { grid-template-columns: 1fr; }
  .bimbingan-packages { grid-template-columns: 1fr; }
  .hero { min-height: auto; padding-top: 42px; }
  .hero-visual { min-height: auto; }
  .sidebar {
    position: static;
    z-index: 1;
    width: 100%;
    min-width: 0;
    height: auto;
    transform: none;
    transition: none;
    border-right: 0;
    border-bottom: 1px solid var(--border-color);
    box-shadow: none;
    padding: 18px;
    overflow: hidden;
  }
  .sidebar nav,
  .dashboard-sidebar .tab-bar,
  .dashboard-tabs {
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    min-width: 0;
    max-width: 100%;
    overflow-x: auto;
    overflow-y: hidden;
    gap: 8px;
    padding-bottom: 4px;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: thin;
  }
  .sidebar nav > *,
  .dashboard-sidebar .tab-bar > *,
  .dashboard-tabs > * {
    min-width: 0;
    flex: 0 0 auto;
  }
  .main-content {
    min-width: 0;
  }
  .dashboard-sidebar .tab-bar::-webkit-scrollbar,
  .dashboard-tabs::-webkit-scrollbar {
    height: 6px;
  }
  .dashboard-sidebar .tab-bar::-webkit-scrollbar-thumb,
  .dashboard-tabs::-webkit-scrollbar-thumb {
    background: color-mix(in srgb, var(--border-color) 75%, transparent);
    border-radius: 999px;
  }
  .dashboard-tabs .tab-button {
    width: auto;
    white-space: nowrap;
    flex: 0 0 auto;
  }
  .modal-body .grid.cols-4,
  .modal-body .grid.cols-3 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .modal-body .grid.cols-2 {
    grid-template-columns: 1fr;
  }
  .modal-body .actions {
    width: 100%;
    flex-direction: column;
    align-items: stretch;
  }
  .modal-body .actions .btn,
  .modal-body .actions .btn-primary,
  .modal-body .actions .btn-secondary,
  .modal-body .actions .btn-ghost,
  .modal-body .actions .btn-danger,
  .modal-body .actions .btn-gold {
    width: 100%;
  }
  .modal-body .ebook-cover, .modal-body .book-cover {
    width: min(100%, 240px);
    margin-inline: auto;
  }
  .sidebar-open .sidebar { transform: none; }
  .main, .main-content { padding: 18px; }
  .mobile-toggle { display: inline-flex; }
  .dashboard-topbar { flex-wrap: wrap; align-items: flex-start; }
  .dashboard-topbar .actions { width: 100%; justify-content: flex-start; }
  .dashboard-panel .grid.cols-4,
  .dashboard-panel .grid.cols-3 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .book-grid { grid-template-columns: repeat(auto-fit, minmax(min(220px, 100%), 1fr)); }
  .book-card, .ebook-card { min-width: 0; }
  .service-head h3 { font-size: 20px; }
  .nav { align-items: flex-start; flex-direction: column; padding: 14px 0; }
  .page-head, .page-header, .section-title { align-items: flex-start; flex-direction: column; }
}

@media (max-width: 640px) {
  .viewer-body {
    display: flex;
    flex-direction: column;
    height: 100dvh;
  }
  .viewer-toolbar {
    position: sticky;
    top: 0;
    min-height: auto;
    padding: 8px 10px;
    align-items: flex-start;
    gap: 6px;
    flex-direction: column;
  }
  .viewer-toolbar .viewer-meta {
    width: 100%;
    min-width: 0;
  }
  .viewer-toolbar .actions {
    width: 100%;
    justify-content: flex-start;
    align-items: stretch;
    gap: 6px;
    flex-direction: column;
  }
  .viewer-toolbar .viewer-nav {
    width: 100%;
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
    gap: 6px;
    align-items: center;
  }
  .viewer-toolbar .viewer-tools {
    width: 100%;
    display: grid;
    grid-template-columns: repeat(3, minmax(0, auto));
    justify-content: end;
    gap: 6px;
  }
  .viewer-toolbar .actions > * {
    min-width: 0;
  }
  .viewer-toolbar #pageInput {
    width: 58px !important;
  }
  .viewer-toolbar strong {
    font-size: .92rem;
    line-height: 1.15;
  }
  .viewer-toolbar .warning {
    font-size: 11px;
    line-height: 1.3;
  }
  .viewer-toolbar .btn,
  .viewer-toolbar .btn-primary,
  .viewer-toolbar .btn-secondary,
  .viewer-toolbar .btn-ghost,
  .viewer-toolbar .btn-danger,
  .viewer-toolbar .btn-gold,
  .viewer-toolbar input {
    min-height: 40px;
    padding: 8px 10px;
    font-size: .88rem;
  }
  .viewer-stage {
    margin-top: 0;
    height: auto;
    flex: 1 1 auto;
    min-height: 0;
    padding: 12px;
  }
  .viewer-stage::before,
  .viewer-stage::after {
    top: 0;
    width: 12%;
    opacity: .12;
  }
  .watermark {
    inset: 0;
  }
  .dashboard-shell, .app-shell, .layout {
    grid-template-columns: 1fr;
  }
  .sidebar {
    padding: 10px 10px 6px;
    gap: 10px;
  }
  .sidebar .brand {
    display: none;
  }
  .sidebar nav,
  .dashboard-sidebar .tab-bar,
  .dashboard-tabs {
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    gap: 6px;
    width: 100%;
    max-width: 100%;
    min-width: 0;
    overflow-x: auto;
    overflow-y: hidden;
    padding: 2px 0 6px;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    -ms-overflow-style: none;
  }
  .sidebar nav::-webkit-scrollbar,
  .dashboard-sidebar .tab-bar::-webkit-scrollbar,
  .dashboard-tabs::-webkit-scrollbar {
    display: none;
    height: 0;
  }
  .sidebar nav > *,
  .dashboard-sidebar .tab-bar > *,
  .dashboard-tabs > * {
    flex: 0 0 auto;
    min-width: 0;
    white-space: nowrap;
  }
  .sidebar a,
  .dashboard-tabs .tab-button {
    min-height: 40px;
    padding: 8px 12px;
    border-radius: 999px;
    white-space: nowrap;
  }
  .sidebar a.active,
  .sidebar a:hover {
    transform: none;
  }
  .sidebar .btn[data-logout] {
    display: none;
  }
  .dashboard-topbar {
    padding: 10px 12px;
    margin-bottom: 12px;
    align-items: flex-start;
    gap: 8px;
  }
  .dashboard-topbar > div {
    min-width: 0;
  }
  .dashboard-topbar .mobile-toggle {
    display: none;
  }
  .dashboard-topbar .actions {
    width: auto;
    margin-left: auto;
    justify-content: flex-end;
    align-items: center;
    gap: 8px;
  }
  .dashboard-topbar .actions .btn {
    width: auto;
  }
  .dashboard-topbar p {
    font-size: 12px;
    margin-bottom: 2px;
  }
  .dashboard-topbar h1 {
    font-size: 1.08rem;
    line-height: 1.2;
  }
  .dashboard-panel {
    min-width: 0;
  }
  .main, .main-content {
    padding: 12px;
  }
  .container, .page-shell, .auth-card, .auth-card.wide {
    width: calc(100% - 24px);
  }
  .container, .page-shell {
    padding-left: 0;
    padding-right: 0;
  }
  .main, .main-content {
    padding: 12px;
  }
  .glass-panel, .card, .form-card, .lux-card, .glass-card, .stat-card, .ebook-card, .book-card, .chat-panel {
    border-radius: 18px;
  }
  .glass-panel {
    padding: 18px;
  }
  .page-head, .page-header, .section-title, .dashboard-topbar {
    gap: 12px;
  }
  .actions,
  .modal-footer,
  .page-head .actions,
  .page-header .actions,
  .dashboard-topbar .actions {
    width: 100%;
  }
  .actions .btn,
  .actions .btn-primary,
  .actions .btn-secondary,
  .actions .btn-ghost,
  .actions .btn-danger,
  .actions .btn-gold,
  .modal-footer .btn,
  .modal-footer .btn-primary,
  .modal-footer .btn-secondary,
  .modal-footer .btn-ghost,
  .modal-footer .btn-danger,
  .modal-footer .btn-gold {
    width: 100%;
  }
  .dashboard-topbar .actions {
    width: auto;
    flex-wrap: nowrap;
    align-items: center;
  }
  .dashboard-topbar .actions .btn {
    width: auto;
  }
  .btn, .btn-primary, .btn-secondary, .btn-ghost, .btn-danger, .btn-gold,
  .icon-button, .btn-icon,
  .tab-button,
  .mobile-toggle {
    min-height: 44px;
  }
  .btn, .btn-primary, .btn-secondary, .btn-ghost, .btn-danger, .btn-gold {
    padding: 12px 16px;
  }
  .icon-button, .btn-icon {
    width: 40px;
    height: 40px;
  }
  .tab-bar {
    width: 100%;
    border-radius: 18px;
  }
  .tab-button {
    padding: 11px 14px;
  }
  .form-grid {
    gap: 12px;
  }
  input, textarea, select, .form-input, .form-select, .form-textarea {
    min-width: 0;
  }
  .book-size-control {
    min-width: 0;
    max-width: 100%;
  }
  .section-title .actions,
  .dashboard-panel .section-title .actions,
  .page-head .actions,
  .page-header .actions {
    width: 100%;
  }
  .section-title .actions > label,
  .dashboard-panel .section-title .actions > label,
  .page-head .actions > label,
  .page-header .actions > label {
    width: 100%;
    max-width: 100% !important;
  }
  .book-grid {
    grid-template-columns: 1fr;
    gap: 10px;
  }
  .service-price-box strong { font-size: 24px; }
  .service-list, .work-list, .study-list {
    gap: 8px;
  }
  .book-card, .ebook-card {
    width: 100%;
    min-width: 0;
  }
  .book-card h3, .ebook-card h3 {
    font-size: 15px;
    line-height: 1.3;
    overflow-wrap: anywhere;
  }
  .compact-book-card {
    gap: 10px;
    min-width: 0;
  }
  .book-card .ebook-cover, .book-card .book-cover,
  .compact-book-card .ebook-cover, .compact-book-card .book-cover {
    width: 100%;
    max-width: 100%;
    align-self: stretch;
  }
  .book-cover, .ebook-cover {
    aspect-ratio: 4 / 5;
    padding: 10px;
  }
  .book-cover.placeholder strong, .ebook-cover.placeholder strong {
    font-size: 14px;
  }
  .book-meta, .actions, .table-action, .modal-footer {
    flex-wrap: wrap;
  }
  .book-meta {
    justify-content: space-between;
    min-width: 0;
  }
  .compact-book-card .book-meta {
    justify-content: center;
  }
  .book-price {
    white-space: normal;
    line-height: 1.2;
  }
  .rating-summary {
    gap: 6px;
    font-size: .88rem;
    min-width: 0;
  }
  .compact-book-card .rating-summary {
    justify-content: center;
    text-align: center;
  }
  .book-actions, .compact-book-card .actions {
    width: 100%;
    flex-direction: column;
    align-items: stretch;
    gap: 8px;
  }
  .book-actions .btn,
  .book-actions .btn-primary,
  .book-actions .btn-secondary,
  .book-actions .btn-ghost,
  .book-actions .btn-danger,
  .book-actions .btn-gold,
  .compact-book-card .actions .btn,
  .compact-book-card .actions .btn-primary,
  .compact-book-card .actions .btn-secondary,
  .compact-book-card .actions .btn-ghost,
  .compact-book-card .actions .btn-danger,
  .compact-book-card .actions .btn-gold {
    width: 100%;
  }
  .message {
    max-width: 86%;
  }
  .table-wrap {
    margin-inline: -14px;
    padding-inline: 14px;
  }
  table, .lux-table {
    min-width: 640px;
  }
  .modal, .modal-backdrop {
    padding: 12px;
  }
  .modal-dialog, .modal-panel {
    width: min(92vw, 980px);
    max-width: 92vw;
    max-height: 90vh;
  }
  .modal-head, .modal-header, .modal-body, .modal-footer {
    padding-left: 14px;
    padding-right: 14px;
  }
  .modal-body .grid.cols-4,
  .modal-body .grid.cols-3 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .modal-body .grid.cols-2 {
    grid-template-columns: 1fr;
  }
  .modal-body .actions {
    width: 100%;
    flex-direction: column;
    align-items: stretch;
  }
  .modal-body .actions .btn,
  .modal-body .actions .btn-primary,
  .modal-body .actions .btn-secondary,
  .modal-body .actions .btn-ghost,
  .modal-body .actions .btn-danger,
  .modal-body .actions .btn-gold {
    width: 100%;
  }
  .modal-body .ebook-cover, .modal-body .book-cover {
    width: min(100%, 220px);
    margin-inline: auto;
  }
  .modal-body .book-description, .modal-body .book-desc {
    -webkit-line-clamp: 3;
  }
  .modal-body .review-item,
  .modal-body .question-detail {
    padding: 12px;
  }
}

@media (max-width: 420px) {
  .viewer-toolbar .actions .btn,
  .viewer-toolbar .actions .btn-primary,
  .viewer-toolbar .actions .btn-secondary,
  .viewer-toolbar .actions .btn-ghost,
  .viewer-toolbar .actions .btn-danger,
  .viewer-toolbar .actions .btn-gold {
    width: auto;
    padding-inline: 10px;
  }
  .viewer-stage {
    padding: 10px;
  }
  .viewer-stage::before,
  .viewer-stage::after {
    display: none;
  }
  .container, .page-shell, .auth-card, .auth-card.wide {
    width: calc(100% - 20px);
  }
  .main, .main-content {
    padding: 12px;
  }
  .nav {
    padding: 12px 0;
  }
  .brand {
    gap: 10px;
  }
  .brand-logo, .brand-mark {
    width: 36px;
    height: 36px;
    border-radius: 12px;
  }
  .hero h1 {
    font-size: clamp(32px, 12vw, 46px);
  }
  .hero p {
    font-size: 16px;
    line-height: 1.6;
  }
  .hero .hero-tagline {
    font-size: clamp(18px, 8vw, 26px);
    margin-bottom: 22px;
  }
  .page-head h1, .page-header h1, .dashboard-topbar h1 {
    font-size: 1.35rem;
    line-height: 1.15;
  }
  .glass-panel, .card, .form-card, .lux-card, .glass-card, .stat-card, .ebook-card, .book-card, .chat-panel {
    border-radius: 16px;
  }
  .glass-panel {
    padding: 16px;
  }
  .btn, .btn-primary, .btn-secondary, .btn-ghost, .btn-danger, .btn-gold {
    width: 100%;
  }
  .table-wrap {
    margin-inline: -12px;
    padding-inline: 12px;
  }
  table, .lux-table {
    min-width: 560px;
  }
  .modal, .modal-backdrop {
    padding: 10px;
  }
  .modal-dialog, .modal-panel {
    width: 92vw;
    max-width: 92vw;
    max-height: 90vh;
  }
  .modal-head, .modal-header {
    flex-wrap: wrap;
    align-items: flex-start;
  }
  .modal-head h2, .modal-header h2 {
    font-size: 1.05rem;
  }
  .modal-body .grid.cols-4,
  .modal-body .grid.cols-3 {
    grid-template-columns: 1fr;
  }
  .modal-body .grid.cols-2 {
    grid-template-columns: 1fr;
  }
  .modal-footer {
    flex-direction: column;
    align-items: stretch;
  }
  .modal-footer .btn,
  .modal-footer .btn-primary,
  .modal-footer .btn-secondary,
  .modal-footer .btn-ghost,
  .modal-footer .btn-danger,
  .modal-footer .btn-gold {
    width: 100%;
  }
  .modal-body .actions {
    flex-direction: column;
    align-items: stretch;
  }
  .modal-body .ebook-cover, .modal-body .book-cover {
    max-width: 180px;
  }
  .modal-body .book-description, .modal-body .book-desc {
    -webkit-line-clamp: 4;
  }
  .message {
    max-width: 92%;
  }
  .dashboard-panel .grid.cols-4,
  .dashboard-panel .grid.cols-3,
  .dashboard-panel .grid.cols-2 {
    grid-template-columns: 1fr;
  }
  .dashboard-panel .table-wrap {
    margin-inline: 0;
    padding-inline: 0;
  }
  .tab-bar {
    padding: 6px;
  }
  .tab-button {
    width: 100%;
  }
}