/* ============================================================
   Hương Sắc Bồ Đề — Brand Guidelines CSS
   VESAK PL.2570 / DL.2026
   Design System: "Nhịp Thiền" (Meditation Rhythm)
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,500;0,600;0,700;1,300;1,400;1,500;1,600;1,700&family=Playfair+Display:ital,wght@0,400;0,500;0,600;0,700;0,800;1,400;1,500&display=swap');

/* ── Design Tokens ── */
:root {
  --gold:        #C8A44F;
  --gold-light:  #E6C772;
  --gold-dark:   #9A7B2F;
  --brown:       #4A3426;
  --brown-deep:  #2E1F14;
  --cream:       #F6EDDB;
  --cream-dark:  #EDE0C4;
  --white:       #FFFDF8;
  --text-dark:   #2E1F14;
  --text-mid:    #4A3426;
  --text-soft:   #7A6040;

  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-body:    'Playfair Display', 'Times New Roman', serif;

  --ease-meditation: cubic-bezier(0.4, 0, 0.2, 1);
  --radius-sm:   4px;
  --radius-md:   8px;
  --radius-lg:   16px;
  --radius-pill: 100px;

  --sidebar-w:   260px;
  --content-max: 900px;
  --section-gap: 100px;
}

/* ── Reset & Base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; font-size: 16px; }

body {
  background: var(--cream);
  color: var(--text-dark);
  font-family: var(--font-body);
  line-height: 1.7;
  overflow-x: hidden;
}

/* ── Scrollbar ── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--cream-dark); }
::-webkit-scrollbar-thumb { background: var(--gold); border-radius: 3px; }

/* ── Selection ── */
::selection { background: var(--gold); color: var(--brown); }

/* ── Layout ── */
.layout {
  display: flex;
  min-height: 100vh;
}

/* ── Sidebar ── */
.sidebar {
  position: fixed;
  top: 0;
  left: 0;
  width: var(--sidebar-w);
  height: 100vh;
  background: var(--brown);
  display: flex;
  flex-direction: column;
  z-index: 100;
  overflow-y: auto;
  transition: transform 0.4s var(--ease-meditation);
}

.sidebar-logo {
  padding: 32px 24px 24px;
  border-bottom: 1px solid rgba(200,164,79,0.2);
  text-align: center;
}

.sidebar-logo img {
  width: 72px;
  height: 72px;
  object-fit: contain;
}

.sidebar-logo .brand-name {
  margin-top: 12px;
  font-family: var(--font-display);
  font-style: italic;
  font-size: 13px;
  color: var(--gold-light);
  letter-spacing: 0.5px;
  line-height: 1.4;
}

.sidebar-logo .event-tag {
  display: inline-block;
  margin-top: 8px;
  font-family: var(--font-body);
  font-size: 9px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: rgba(230,199,114,0.6);
}

.sidebar-nav {
  flex: 1;
  padding: 24px 0;
}

.nav-section {
  padding: 0 0 16px;
}

.nav-label {
  padding: 0 20px 8px;
  font-size: 9px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: rgba(200,164,79,0.45);
  font-family: var(--font-body);
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 20px;
  color: rgba(246,237,219,0.7);
  text-decoration: none;
  font-family: var(--font-body);
  font-size: 13px;
  transition: all 0.25s var(--ease-meditation);
  border-left: 2px solid transparent;
  position: relative;
}

.nav-item:hover {
  color: var(--gold-light);
  background: rgba(200,164,79,0.08);
  border-left-color: var(--gold);
}

.nav-item.active {
  color: var(--gold-light);
  background: rgba(200,164,79,0.12);
  border-left-color: var(--gold);
}

.nav-item .nav-icon {
  font-size: 15px;
  width: 20px;
  text-align: center;
  flex-shrink: 0;
}

.sidebar-footer {
  padding: 20px 24px;
  border-top: 1px solid rgba(200,164,79,0.15);
  font-size: 10px;
  color: rgba(200,164,79,0.4);
  font-family: var(--font-body);
  text-align: center;
  line-height: 1.6;
}

/* ── Main Content ── */
.main-content {
  margin-left: var(--sidebar-w);
  flex: 1;
  min-height: 100vh;
}

/* ── Section Base ── */
.section {
  padding: 80px 60px;
  max-width: var(--content-max);
  margin: 0 auto;
}

.section + .section {
  border-top: 1px solid rgba(200,164,79,0.15);
}

/* ── Section Header ── */
.section-eyebrow {
  font-size: 10px;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--gold);
  font-family: var(--font-body);
  margin-bottom: 12px;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(32px, 4vw, 48px);
  font-weight: 600;
  color: var(--brown);
  line-height: 1.2;
  margin-bottom: 16px;
}

.section-title em {
  font-style: italic;
  color: var(--gold);
}

.section-desc {
  font-size: 15px;
  color: var(--text-soft);
  max-width: 560px;
  line-height: 1.8;
  margin-bottom: 48px;
}

/* ── Hero Section ── */
#home {
  min-height: 100vh;
  background: var(--brown);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  padding: 60px;
  max-width: none;
}

.hero-pattern {
  position: absolute;
  inset: 0;
  background-image: url('../images/lotus-pattern.svg');
  background-size: 120px;
  opacity: 0.06;
  pointer-events: none;
}

.hero-content {
  text-align: center;
  position: relative;
  z-index: 1;
  animation: heroReveal 1.2s var(--ease-meditation) forwards;
}

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

.hero-logo {
  width: 140px;
  height: 140px;
  margin: 0 auto 32px;
  filter: drop-shadow(0 8px 24px rgba(200,164,79,0.3));
  animation: logoFloat 6s ease-in-out infinite;
}

@keyframes logoFloat {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-8px); }
}

.hero-tagline-small {
  font-family: var(--font-body);
  font-size: 11px;
  letter-spacing: 5px;
  text-transform: uppercase;
  color: rgba(200,164,79,0.6);
  margin-bottom: 16px;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(40px, 6vw, 72px);
  font-weight: 700;
  color: var(--gold-light);
  line-height: 1.1;
  margin-bottom: 8px;
}

.hero-title-sub {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 48px);
  font-weight: 300;
  font-style: italic;
  color: rgba(230,199,114,0.7);
  margin-bottom: 24px;
}

.hero-tagline {
  font-family: var(--font-display);
  font-size: clamp(16px, 2vw, 20px);
  font-style: italic;
  color: rgba(246,237,219,0.8);
  margin-bottom: 48px;
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
}

.hero-divider {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-bottom: 40px;
}

.hero-divider span {
  width: 40px;
  height: 1px;
  background: var(--gold);
  opacity: 0.5;
}

.hero-divider .dot {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--gold);
}

.hero-cta-group {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius-pill);
  font-family: var(--font-body);
  font-size: 13px;
  letter-spacing: 1px;
  text-decoration: none;
  transition: all 0.3s var(--ease-meditation);
  cursor: pointer;
  border: none;
}

.btn-primary {
  background: var(--gold);
  color: var(--brown);
  font-weight: 600;
}

.btn-primary:hover {
  background: var(--gold-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(200,164,79,0.4);
}

.btn-outline {
  background: transparent;
  border: 1.5px solid rgba(200,164,79,0.5);
  color: var(--gold-light);
}

.btn-outline:hover {
  border-color: var(--gold);
  background: rgba(200,164,79,0.1);
  transform: translateY(-2px);
}

.hero-vesak-badge {
  margin-top: 48px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 20px;
  border: 1px solid rgba(200,164,79,0.25);
  border-radius: var(--radius-pill);
  font-size: 11px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: rgba(230,199,114,0.6);
  font-family: var(--font-body);
}

/* ── Brand Story Section ── */
#tinh-than {
  background: var(--white);
}

.story-card {
  background: var(--brown);
  border-radius: var(--radius-lg);
  padding: 48px;
  position: relative;
  overflow: hidden;
  margin-bottom: 48px;
}

.story-card::before {
  content: '"';
  position: absolute;
  top: -20px;
  left: 32px;
  font-family: var(--font-display);
  font-size: 180px;
  color: var(--gold);
  opacity: 0.1;
  line-height: 1;
  pointer-events: none;
}

.story-text {
  font-family: var(--font-display);
  font-size: 18px;
  font-style: italic;
  color: var(--cream);
  line-height: 1.9;
  position: relative;
  z-index: 1;
}

.story-text p + p { margin-top: 16px; }

.story-text strong {
  color: var(--gold-light);
  font-style: normal;
}

.brand-values {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 24px;
  margin-top: 40px;
}

.value-card {
  background: var(--white);
  border: 1px solid rgba(200,164,79,0.2);
  border-radius: var(--radius-md);
  padding: 28px 24px;
  text-align: center;
  transition: all 0.3s var(--ease-meditation);
}

.value-card:hover {
  transform: translateY(-4px);
  border-color: var(--gold);
  box-shadow: 0 8px 24px rgba(200,164,79,0.15);
}

.value-icon { font-size: 28px; margin-bottom: 12px; }

.value-title {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 600;
  color: var(--brown);
  margin-bottom: 6px;
}

.value-desc {
  font-size: 12px;
  color: var(--text-soft);
  line-height: 1.6;
}

/* ── Color Section ── */
#colors { background: var(--cream); }

.color-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 20px;
  margin-bottom: 40px;
}

.color-card {
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: 0 2px 12px rgba(74,52,38,0.1);
  transition: transform 0.3s var(--ease-meditation);
}

.color-card:hover { transform: translateY(-4px); }

.color-swatch {
  height: 120px;
  position: relative;
  cursor: pointer;
}

.color-swatch::after {
  content: 'Copy';
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0,0,0,0.3);
  color: white;
  font-size: 12px;
  letter-spacing: 2px;
  font-family: var(--font-body);
  opacity: 0;
  transition: opacity 0.2s;
}

.color-swatch:hover::after { opacity: 1; }

.color-swatch.copied::after {
  content: '✓ Copied';
  opacity: 1;
  background: rgba(0,0,0,0.5);
}

.color-info {
  background: white;
  padding: 16px;
}

.color-name {
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 600;
  color: var(--brown);
  margin-bottom: 4px;
}

.color-role {
  font-size: 10px;
  color: var(--text-soft);
  margin-bottom: 10px;
  letter-spacing: 0.5px;
}

.color-values { display: flex; flex-direction: column; gap: 4px; }

.color-value {
  display: flex;
  justify-content: space-between;
  font-size: 11px;
  font-family: monospace;
}

.color-value .label { color: var(--text-soft); }
.color-value .val { color: var(--text-dark); font-weight: 600; }

.color-copy-btn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-top: 10px;
  padding: 5px 12px;
  border: 1px solid rgba(200,164,79,0.3);
  border-radius: var(--radius-pill);
  font-size: 10px;
  letter-spacing: 1px;
  color: var(--gold-dark);
  cursor: pointer;
  background: none;
  font-family: var(--font-body);
  transition: all 0.2s;
  width: 100%;
  justify-content: center;
}

.color-copy-btn:hover {
  background: var(--gold);
  color: var(--brown);
  border-color: var(--gold);
}

/* ── Typography Section ── */
#typography { background: var(--white); }

.font-showcase {
  display: grid;
  gap: 32px;
  margin-bottom: 40px;
}

.font-card {
  background: var(--cream);
  border-radius: var(--radius-md);
  padding: 40px;
  border: 1px solid rgba(200,164,79,0.15);
}

.font-meta {
  display: flex;
  align-items: baseline;
  gap: 16px;
  margin-bottom: 8px;
}

.font-name {
  font-size: 12px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--gold);
  font-family: var(--font-body);
}

.font-tag {
  font-size: 10px;
  padding: 2px 10px;
  background: rgba(200,164,79,0.15);
  border-radius: var(--radius-pill);
  color: var(--gold-dark);
  font-family: var(--font-body);
}

.font-sample-1 {
  font-family: var(--font-display);
  font-size: clamp(36px, 5vw, 56px);
  font-style: italic;
  color: var(--brown);
  line-height: 1.2;
  margin: 16px 0;
}

.font-sample-2 {
  font-family: var(--font-body);
  font-size: clamp(20px, 3vw, 28px);
  color: var(--brown);
  line-height: 1.4;
  margin: 16px 0;
}

.type-scale {
  display: grid;
  gap: 12px;
  margin-top: 16px;
}

.type-row {
  display: flex;
  align-items: baseline;
  gap: 20px;
  padding: 10px 0;
  border-bottom: 1px solid rgba(200,164,79,0.1);
}

.type-label {
  font-size: 10px;
  letter-spacing: 2px;
  color: var(--text-soft);
  min-width: 100px;
  font-family: var(--font-body);
}

.font-usage {
  font-size: 12px;
  color: var(--text-soft);
  line-height: 1.6;
  margin-top: 12px;
  font-family: var(--font-body);
}

/* ── Logo Section ── */
#logo { background: var(--cream); }

.logo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 24px;
  margin-bottom: 48px;
}

.logo-variant-card {
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid rgba(200,164,79,0.2);
  transition: all 0.3s var(--ease-meditation);
}

.logo-variant-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(74,52,38,0.15);
}

.logo-bg {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 32px;
  min-height: 180px;
}

.logo-bg img { width: 100px; height: 100px; object-fit: contain; }

.logo-bg.light  { background: var(--cream); }
.logo-bg.dark   { background: var(--brown); }
.logo-bg.gold   { background: linear-gradient(135deg, var(--gold-dark), var(--gold)); }
.logo-bg.white  { background: white; }

.logo-variant-info {
  padding: 16px 20px;
  background: white;
}

.logo-variant-name {
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 600;
  color: var(--brown);
  margin-bottom: 4px;
}

.logo-variant-use {
  font-size: 11px;
  color: var(--text-soft);
  line-height: 1.5;
}

.logo-rules {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-top: 32px;
}

.rule-card {
  padding: 24px;
  border-radius: var(--radius-md);
}

.rule-card.do   { background: rgba(40,167,69,0.06);  border: 1px solid rgba(40,167,69,0.2); }
.rule-card.dont { background: rgba(220,53,69,0.06); border: 1px solid rgba(220,53,69,0.2); }

.rule-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 600;
}

.rule-card.do   .rule-header { color: #1a6b2d; }
.rule-card.dont .rule-header { color: #9b1c2a; }

.rule-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.rule-list li {
  font-size: 12px;
  color: var(--text-soft);
  padding-left: 16px;
  position: relative;
  line-height: 1.5;
}

.rule-card.do   .rule-list li::before { content: '✓'; color: #28a745; position: absolute; left: 0; }
.rule-card.dont .rule-list li::before { content: '✗'; color: #dc3545; position: absolute; left: 0; }

/* ── Patterns Section ── */
#patterns { background: var(--white); }

.pattern-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
  margin-bottom: 32px;
}

.pattern-card {
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid rgba(200,164,79,0.2);
}

.pattern-preview {
  height: 180px;
  position: relative;
}

.pattern-meta {
  padding: 16px 20px;
  background: white;
}

.pattern-name {
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 600;
  color: var(--brown);
  margin-bottom: 6px;
}

.pattern-desc {
  font-size: 11px;
  color: var(--text-soft);
  line-height: 1.5;
  margin-bottom: 12px;
}

/* ── Gallery Section ── */
#gallery { background: var(--cream); }

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 20px;
  margin-top: 32px;
}

.gallery-item {
  border-radius: var(--radius-md);
  overflow: hidden;
  position: relative;
  cursor: pointer;
  group: true;
}

.gallery-item img {
  width: 100%;
  aspect-ratio: 16/10;
  object-fit: cover;
  transition: transform 0.5s var(--ease-meditation);
  filter: blur(0);
}

.gallery-item:hover img { transform: scale(1.04); }

.gallery-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(74,52,38,0.85), transparent);
  opacity: 0;
  transition: opacity 0.3s var(--ease-meditation);
  display: flex;
  align-items: flex-end;
  padding: 20px;
}

.gallery-item:hover .gallery-overlay { opacity: 1; }

.gallery-label {
  color: var(--cream);
  font-family: var(--font-display);
  font-size: 14px;
  font-style: italic;
}

/* ── Print Templates ── */
#print { background: var(--white); }
#merchandise { background: var(--cream); }
#social { background: var(--white); }

.template-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
  margin-top: 32px;
}

.template-card {
  background: var(--cream);
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid rgba(200,164,79,0.2);
  transition: all 0.3s var(--ease-meditation);
}

.template-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(74,52,38,0.12);
}

.template-preview {
  background: var(--brown);
  padding: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 200px;
  position: relative;
  overflow: hidden;
}

.template-preview::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url('../../brand/patterns/lotus-bg.svg') center/100px repeat;
  opacity: 0.08;
}

.template-mockup {
  position: relative;
  z-index: 1;
  text-align: center;
  color: var(--cream);
}

.template-mockup-title {
  font-family: var(--font-display);
  font-size: 20px;
  font-style: italic;
  color: var(--gold-light);
  margin-bottom: 4px;
}

.template-mockup-sub {
  font-size: 10px;
  letter-spacing: 3px;
  color: rgba(200,164,79,0.6);
  text-transform: uppercase;
}

.template-info {
  padding: 20px;
  background: white;
}

.template-name {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 600;
  color: var(--brown);
  margin-bottom: 6px;
}

.template-spec {
  font-size: 11px;
  color: var(--text-soft);
  line-height: 1.6;
  margin-bottom: 14px;
}

.template-spec span {
  display: inline-block;
  background: rgba(200,164,79,0.12);
  color: var(--gold-dark);
  padding: 2px 8px;
  border-radius: var(--radius-pill);
  margin: 2px 2px 0 0;
  font-size: 10px;
  letter-spacing: 0.5px;
}

/* ── Downloads Section ── */
#downloads { background: var(--brown); color: var(--cream); }

#downloads .section-title { color: var(--gold-light); }
#downloads .section-desc  { color: rgba(246,237,219,0.7); }

.download-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
  margin-top: 32px;
}

.download-card {
  background: rgba(200,164,79,0.08);
  border: 1px solid rgba(200,164,79,0.2);
  border-radius: var(--radius-md);
  padding: 28px 24px;
  transition: all 0.3s var(--ease-meditation);
  text-decoration: none;
  display: block;
}

.download-card:hover {
  background: rgba(200,164,79,0.15);
  border-color: var(--gold);
  transform: translateY(-4px);
}

.download-icon {
  font-size: 32px;
  margin-bottom: 14px;
}

.download-name {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 600;
  color: var(--gold-light);
  margin-bottom: 6px;
}

.download-desc {
  font-size: 11px;
  color: rgba(246,237,219,0.55);
  line-height: 1.6;
  margin-bottom: 16px;
}

.download-files {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 16px;
}

.file-tag {
  font-size: 9px;
  letter-spacing: 1px;
  padding: 3px 8px;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(200,164,79,0.3);
  color: rgba(200,164,79,0.7);
  font-family: monospace;
  text-transform: uppercase;
}

.download-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 8px 16px;
  background: var(--gold);
  color: var(--brown);
  border-radius: var(--radius-pill);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 1px;
  font-family: var(--font-body);
  text-decoration: none;
  transition: all 0.25s;
}

.download-btn:hover { background: var(--gold-light); }

/* ── Mobile Menu Toggle ── */
.menu-toggle {
  display: none;
  position: fixed;
  top: 16px;
  left: 16px;
  z-index: 200;
  background: var(--brown);
  border: 1px solid rgba(200,164,79,0.3);
  border-radius: var(--radius-sm);
  padding: 10px;
  cursor: pointer;
  color: var(--gold);
  font-size: 20px;
}

.sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(46,31,20,0.7);
  z-index: 99;
  backdrop-filter: blur(2px);
}

/* ── Scroll Reveal ── */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s var(--ease-meditation), transform 0.6s var(--ease-meditation);
}
.reveal.visible { opacity: 1; transform: translateY(0); }

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ── Toast Notification ── */
.toast {
  position: fixed;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%) translateY(80px);
  background: var(--brown);
  color: var(--gold-light);
  border: 1px solid rgba(200,164,79,0.4);
  padding: 12px 24px;
  border-radius: var(--radius-pill);
  font-family: var(--font-body);
  font-size: 13px;
  letter-spacing: 0.5px;
  z-index: 1000;
  transition: transform 0.4s var(--ease-meditation);
  pointer-events: none;
}

.toast.show { transform: translateX(-50%) translateY(0); }

/* ── Tagline Banner ── */
.tagline-banner {
  background: var(--gold);
  text-align: center;
  padding: 14px 20px;
}

.tagline-banner p {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 15px;
  color: var(--brown);
  letter-spacing: 0.5px;
}

/* ── Voice Guide ── */
.voice-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
  margin-top: 32px;
}

.voice-card {
  padding: 24px;
  background: var(--cream);
  border-radius: var(--radius-md);
  border-left: 3px solid var(--gold);
  transition: all 0.3s var(--ease-meditation);
}

.voice-card:hover {
  transform: translateX(4px);
  border-left-color: var(--gold-light);
}

.voice-adj {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  color: var(--brown);
  margin-bottom: 4px;
}

.voice-adj-en {
  font-size: 11px;
  letter-spacing: 2px;
  color: var(--gold);
  text-transform: uppercase;
  margin-bottom: 10px;
  font-family: var(--font-body);
}

.voice-desc {
  font-size: 12px;
  color: var(--text-soft);
  line-height: 1.7;
}

/* ── Taglines ── */
.taglines {
  display: grid;
  gap: 20px;
  margin-top: 32px;
}

.tagline-option {
  background: var(--cream);
  border-radius: var(--radius-md);
  padding: 28px 32px;
  border: 1px solid rgba(200,164,79,0.2);
  position: relative;
  transition: all 0.3s var(--ease-meditation);
}

.tagline-option:hover {
  border-color: var(--gold);
  box-shadow: 0 4px 16px rgba(200,164,79,0.15);
}

.tagline-option.recommended {
  border-color: var(--gold);
  background: rgba(200,164,79,0.06);
}

.tagline-badge {
  position: absolute;
  top: -10px;
  left: 24px;
  background: var(--gold);
  color: var(--brown);
  font-size: 9px;
  letter-spacing: 2px;
  text-transform: uppercase;
  padding: 3px 12px;
  border-radius: var(--radius-pill);
  font-family: var(--font-body);
  font-weight: 600;
}

.tagline-text {
  font-family: var(--font-display);
  font-size: clamp(18px, 2.5vw, 24px);
  font-style: italic;
  color: var(--brown);
  line-height: 1.4;
  margin-bottom: 10px;
}

.tagline-context {
  font-size: 12px;
  color: var(--text-soft);
  font-family: var(--font-body);
}

/* ── Responsive ── */
@media (max-width: 900px) {
  .sidebar { transform: translateX(-100%); }
  .sidebar.open { transform: translateX(0); }
  .sidebar-overlay.open { display: block; }
  .main-content { margin-left: 0; }
  .menu-toggle { display: flex; }
  .section { padding: 60px 24px; }
  #home { padding: 80px 24px; }
  .logo-rules { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .color-grid { grid-template-columns: repeat(2, 1fr); }
  .hero-cta-group { flex-direction: column; align-items: center; }
  .font-card { padding: 24px; }
  .story-card { padding: 28px; }
}

/* ── Utility ── */
.gold-text { color: var(--gold); }
.divider-gold {
  height: 1px;
  background: linear-gradient(to right, transparent, var(--gold), transparent);
  margin: 48px 0;
  opacity: 0.4;
}

.section-number {
  font-family: var(--font-display);
  font-size: 80px;
  font-weight: 700;
  color: rgba(200,164,79,0.08);
  line-height: 1;
  margin-bottom: -40px;
  pointer-events: none;
  user-select: none;
}