/* 柚姬AI — 粉紫双色 + 深紫背景 */
:root {
  --color-primary: #FF6FA0;
  --color-primary-light: #FF8FB8;
  --color-primary-soft: #FFC1D6;
  --color-primary-dark: #E84C8E;
  --color-accent: #A78BFA;
  --color-accent-2: #C4B5FD;
  --color-accent-dark: #6366F1;
  --color-gold: #FACC15;
  --bg-base: #0F0E1F;
  --bg-card: #1F1A38;
  --bg-hover: #2A1F4A;
  --bg-tag: #3D2C5E;
  --text-primary: #FFFFFF;
  --text-secondary: #A8A0C2;
  --text-muted: #6E6789;
  --gradient-primary: linear-gradient(135deg, #FF6FA0, #E84C8E);
  --gradient-rainbow: linear-gradient(135deg, #FF6FA0, #A78BFA);
  --gradient-hero: radial-gradient(ellipse at 70% 30%, rgba(167, 139, 250, 0.15) 0%, #0F0E1F 70%);
  --shadow-primary: 0 8px 24px rgba(255, 111, 160, 0.45);
  --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.35);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --header-h: 72px;
  --transition: 0.3s ease;
  --font-sans: 'Noto Sans SC', 'Noto Sans', system-ui, sans-serif;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-h);
}

body {
  font-family: var(--font-sans);
  background: var(--bg-base);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--color-accent-2);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover {
  color: var(--color-primary-light);
}

ul {
  list-style: none;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ========== Header ========== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-h);
  background: rgba(15, 14, 31, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 111, 160, 0.15);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-h);
  gap: 16px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-primary);
  font-weight: 700;
  font-size: 1.25rem;
  flex-shrink: 0;
}

.logo img {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
}

.logo:hover {
  color: var(--color-primary-light);
}

.nav-main {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-main a {
  color: var(--text-secondary);
  font-size: 0.9rem;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
}

.nav-main a:hover,
.nav-main a.active {
  color: var(--text-primary);
  background: rgba(255, 111, 160, 0.12);
}

.nav-main a i {
  font-size: 0.85rem;
  color: var(--color-primary);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.lang-switcher {
  position: relative;
}

.lang-toggle {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 12px;
  background: var(--bg-card);
  border: 1px solid rgba(167, 139, 250, 0.25);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 0.875rem;
  cursor: pointer;
  font-family: inherit;
  transition: border-color var(--transition), color var(--transition);
}

.lang-toggle:hover,
.lang-switcher.open .lang-toggle {
  border-color: var(--color-primary);
  color: var(--text-primary);
}

.lang-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  min-width: 140px;
  background: var(--bg-card);
  border: 1px solid rgba(167, 139, 250, 0.25);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: opacity var(--transition), transform var(--transition), visibility var(--transition);
  z-index: 100;
}

.lang-switcher.open .lang-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.lang-dropdown a {
  display: block;
  padding: 10px 16px;
  color: var(--text-secondary);
  font-size: 0.875rem;
}

.lang-dropdown a:hover,
.lang-dropdown a.current {
  background: rgba(255, 111, 160, 0.12);
  color: var(--text-primary);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  font-family: inherit;
  transition: transform var(--transition), box-shadow var(--transition);
  text-decoration: none;
}

.btn:active {
  transform: scale(0.97);
}

.btn-primary {
  background: var(--gradient-primary);
  color: var(--text-primary);
  box-shadow: var(--shadow-primary);
}

.btn-primary:hover {
  box-shadow: 0 6px 28px rgba(255, 111, 160, 0.55);
  color: var(--text-primary);
}

.btn-outline {
  background: transparent;
  color: var(--text-primary);
  border: 2px solid var(--color-accent);
}

.btn-outline:hover {
  background: rgba(167, 139, 250, 0.15);
  color: var(--text-primary);
}

.btn-gold {
  background: linear-gradient(135deg, #FACC15, #F97316);
  color: #1a1028;
  box-shadow: 0 4px 20px rgba(250, 204, 21, 0.3);
}

.btn-sm {
  padding: 8px 16px;
  font-size: 0.85rem;
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 1.5rem;
  cursor: pointer;
  padding: 8px;
}

/* ========== Hero ========== */
.hero {
  min-height: auto;
  padding: calc(var(--header-h) + 32px) 0 48px;
  background: var(--gradient-hero);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  width: 420px;
  height: 420px;
  background: radial-gradient(circle, rgba(255, 111, 160, 0.14) 0%, transparent 70%);
  top: 8%;
  left: -8%;
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  width: 320px;
  height: 320px;
  background: radial-gradient(circle, rgba(167, 139, 250, 0.12) 0%, transparent 70%);
  bottom: 15%;
  right: 5%;
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background: var(--bg-tag);
  border-radius: 999px;
  font-size: 0.8rem;
  color: var(--color-accent-2);
  margin-bottom: 12px;
  border: 1px solid rgba(167, 139, 250, 0.3);
}

.hero h1 {
  font-size: clamp(1.85rem, 4.5vw, 2.75rem);
  line-height: 1.2;
  margin-bottom: 10px;
  background: var(--gradient-rainbow);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 1rem;
  color: var(--text-secondary);
  margin-bottom: 12px;
  max-width: 540px;
}

.hero-trust {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 14px;
}

.hero-trust i {
  color: var(--color-gold);
  margin-right: 4px;
}

.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 18px;
}

.hero-stat {
  text-align: center;
}

.hero-stat strong {
  display: block;
  font-size: 1.4rem;
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-stat span {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.hero-visual {
  position: relative;
}

.hero-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 24px;
  border: 1px solid rgba(255, 111, 160, 0.2);
  box-shadow: var(--shadow-card);
}

.hero-card-preview {
  font-family: Georgia, serif;
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 14px;
  padding: 16px;
  background: var(--bg-hover);
  border-radius: var(--radius-md);
  border-left: 3px solid var(--color-primary);
}

.hero-card-preview em {
  color: var(--color-primary-light);
  font-style: normal;
}

.hero-card-choices {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.choice-btn {
  padding: 12px 16px;
  background: rgba(167, 139, 250, 0.1);
  border: 1px solid rgba(167, 139, 250, 0.3);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 0.85rem;
  text-align: left;
  cursor: default;
}

.choice-btn.highlight {
  border-color: var(--color-primary);
  color: var(--text-primary);
  background: rgba(255, 111, 160, 0.15);
}

/* ========== Section common ========== */
section {
  padding: 80px 0;
}

.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 48px;
}

.section-header h2 {
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  margin-bottom: 12px;
}

.section-header p {
  color: var(--text-secondary);
  font-size: 1.05rem;
}

.section-label {
  display: inline-block;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-primary);
  margin-bottom: 8px;
}

/* ========== Features ========== */
.features {
  background: var(--bg-card);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.feature-card {
  background: var(--bg-hover);
  border-radius: var(--radius-lg);
  padding: 28px;
  border: 1px solid rgba(255, 111, 160, 0.12);
  transition: transform var(--transition), border-color var(--transition);
}

.feature-card:hover {
  transform: translateY(-4px);
  border-color: rgba(255, 111, 160, 0.35);
}

.feature-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 16px;
}

.feature-icon.pink { background: rgba(255, 111, 160, 0.2); color: var(--color-primary); }
.feature-icon.purple { background: rgba(167, 139, 250, 0.2); color: var(--color-accent); }
.feature-icon.gold { background: rgba(250, 204, 21, 0.2); color: var(--color-gold); }
.feature-icon.indigo { background: rgba(99, 102, 241, 0.2); color: var(--color-accent-dark); }
.feature-icon.rose { background: rgba(255, 143, 184, 0.2); color: var(--color-primary-light); }
.feature-icon.violet { background: rgba(196, 181, 253, 0.2); color: var(--color-accent-2); }

.feature-card h3 {
  font-size: 1.1rem;
  margin-bottom: 10px;
}

.feature-card p {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* ========== Character gallery ========== */
.characters {
  background: var(--bg-base);
  position: relative;
  overflow: hidden;
}

.characters::before {
  content: '';
  position: absolute;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(255, 111, 160, 0.08) 0%, transparent 70%);
  top: 0;
  right: -10%;
  pointer-events: none;
}

.char-spotlight {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 36px;
  align-items: center;
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 32px;
  border: 1px solid rgba(255, 111, 160, 0.18);
  box-shadow: var(--shadow-card);
  margin-bottom: 28px;
  position: relative;
  z-index: 1;
}

.char-spotlight-avatar {
  width: 140px;
  height: 140px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  color: var(--text-primary);
  flex-shrink: 0;
  box-shadow: var(--shadow-primary);
  transition: background var(--transition);
}

.char-spotlight-avatar.theme-xian { background: linear-gradient(135deg, #312e81, #6366f1); }
.char-spotlight-avatar.theme-scifi { background: linear-gradient(135deg, #0c4a6e, #06b6d4); }
.char-spotlight-avatar.theme-school { background: linear-gradient(135deg, #9d174d, #FF6FA0); }
.char-spotlight-avatar.theme-mystery { background: linear-gradient(135deg, #1e293b, #475569); }
.char-spotlight-avatar.theme-fantasy { background: linear-gradient(135deg, #581c87, #A78BFA); }
.char-spotlight-avatar.theme-ancient { background: linear-gradient(135deg, #451a03, #b45309); }

.char-spotlight-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
  flex-wrap: wrap;
}

.char-spotlight-badge {
  padding: 4px 12px;
  background: rgba(250, 204, 21, 0.15);
  border: 1px solid rgba(250, 204, 21, 0.35);
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-gold);
}

.char-spotlight-genre {
  font-size: 0.8rem;
  color: var(--color-accent-2);
  font-weight: 500;
}

.char-spotlight-body h3 {
  font-size: 1.6rem;
  margin-bottom: 10px;
  background: var(--gradient-rainbow);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.char-spotlight-desc {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: 16px;
  line-height: 1.7;
}

.char-spotlight-quote {
  padding: 14px 18px;
  background: var(--bg-hover);
  border-left: 3px solid var(--color-primary);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  color: var(--color-primary-light);
  font-size: 0.9rem;
  font-style: italic;
  margin-bottom: 16px;
  line-height: 1.6;
}

.char-spotlight-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}

.char-spotlight-tags span {
  font-size: 0.75rem;
  padding: 4px 10px;
  background: var(--bg-tag);
  border-radius: 999px;
  color: var(--color-accent-2);
}

.char-selector {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 12px;
  position: relative;
  z-index: 1;
}

.char-item {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  padding: 16px 12px;
  border: 2px solid transparent;
  cursor: pointer;
  text-align: center;
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}

.char-item:hover {
  transform: translateY(-3px);
  border-color: rgba(167, 139, 250, 0.3);
}

.char-item.active {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-primary);
  background: var(--bg-hover);
}

.char-item-avatar {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  color: var(--text-primary);
  margin: 0 auto 10px;
  transition: transform var(--transition);
}

.char-item.active .char-item-avatar {
  transform: scale(1.08);
}

.char-item-avatar.theme-xian { background: linear-gradient(135deg, #312e81, #6366f1); }
.char-item-avatar.theme-scifi { background: linear-gradient(135deg, #0c4a6e, #06b6d4); }
.char-item-avatar.theme-school { background: linear-gradient(135deg, #9d174d, #FF6FA0); }
.char-item-avatar.theme-mystery { background: linear-gradient(135deg, #1e293b, #475569); }
.char-item-avatar.theme-fantasy { background: linear-gradient(135deg, #581c87, #A78BFA); }
.char-item-avatar.theme-ancient { background: linear-gradient(135deg, #451a03, #b45309); }

.char-item-name {
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.char-item-genre {
  font-size: 0.7rem;
  color: var(--text-muted);
}

.char-item-badge {
  display: inline-block;
  font-size: 0.65rem;
  padding: 2px 8px;
  background: rgba(250, 204, 21, 0.12);
  color: var(--color-gold);
  border-radius: 999px;
  margin-top: 6px;
}

@keyframes charFadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

.char-spotlight-body.animating {
  animation: charFadeIn 0.35s ease;
}

/* ========== Stats ========== */
.stats {
  background: var(--bg-tag);
  padding: 60px 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  text-align: center;
}

.stat-item .stat-number {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  background: var(--gradient-rainbow);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.2;
}

.stat-item .stat-label {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-top: 8px;
}

/* ========== Testimonials ========== */
.testimonials {
  background: var(--bg-hover);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.testimonial-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 28px;
  border: 1px solid rgba(255, 111, 160, 0.12);
  position: relative;
}

.testimonial-card::before {
  content: '\201C';
  position: absolute;
  top: 12px;
  left: 20px;
  font-size: 4rem;
  color: var(--color-primary);
  opacity: 0.2;
  line-height: 1;
  font-family: Georgia, serif;
}

.testimonial-text {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: 20px;
  padding-top: 24px;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.author-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--text-primary);
}

.author-avatar.a1 { background: var(--gradient-primary); }
.author-avatar.a2 { background: var(--gradient-rainbow); }
.author-avatar.a3 { background: linear-gradient(135deg, #6366F1, #A78BFA); }
.author-avatar.a4 { background: linear-gradient(135deg, #FACC15, #FF6FA0); }

.author-info strong {
  display: block;
  font-size: 0.95rem;
}

.author-info span {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* ========== CTA ========== */
.cta-section {
  background: var(--gradient-hero);
  text-align: center;
  padding: 100px 0;
}

.cta-section h2 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  margin-bottom: 16px;
}

.cta-section p {
  color: var(--text-secondary);
  font-size: 1.1rem;
  max-width: 560px;
  margin: 0 auto 32px;
}

/* ========== FAQ ========== */
.faq {
  background: var(--bg-card);
}

.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  background: var(--bg-hover);
  border-radius: var(--radius-md);
  margin-bottom: 12px;
  border: 1px solid rgba(167, 139, 250, 0.12);
  overflow: hidden;
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 24px;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 1rem;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  font-family: inherit;
  transition: background var(--transition);
}

.faq-question:hover {
  background: rgba(255, 111, 160, 0.08);
}

.faq-question i {
  color: var(--color-accent);
  transition: transform var(--transition);
  flex-shrink: 0;
}

.faq-item.open .faq-question i {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
}

.faq-item.open .faq-answer {
  max-height: 400px;
}

.faq-answer-inner {
  padding: 0 24px 20px;
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* ========== Footer ========== */
.site-footer {
  background: var(--bg-base);
  border-top: 1px solid rgba(255, 111, 160, 0.15);
  padding: 60px 0 32px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-brand .logo {
  margin-bottom: 12px;
}

.footer-brand p {
  color: var(--text-muted);
  font-size: 0.9rem;
  max-width: 280px;
}

.footer-col h4 {
  font-size: 0.9rem;
  color: var(--text-primary);
  margin-bottom: 16px;
}

.footer-col ul li {
  margin-bottom: 10px;
}

.footer-col a {
  color: var(--text-muted);
  font-size: 0.875rem;
}

.footer-col a:hover {
  color: var(--color-primary-light);
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 111, 160, 0.1);
}

.footer-bottom p {
  color: var(--text-muted);
  font-size: 0.85rem;
}

.footer-legal {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
}

.footer-legal a {
  color: var(--text-muted);
  font-size: 0.85rem;
}

.back-to-top {
  position: fixed;
  bottom: 28px;
  right: 28px;
  width: 48px;
  height: 48px;
  background: var(--gradient-primary);
  color: var(--text-primary);
  border: none;
  border-radius: 50%;
  cursor: pointer;
  font-size: 1.1rem;
  box-shadow: var(--shadow-primary);
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: opacity var(--transition), transform var(--transition), visibility var(--transition);
  z-index: 999;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  box-shadow: 0 6px 28px rgba(255, 111, 160, 0.55);
}

.section-cta {
  text-align: center;
  margin-top: 40px;
}

/* ========== Responsive ========== */
@media (max-width: 1024px) {
  .features-grid,
  .char-selector {
    grid-template-columns: repeat(3, 1fr);
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .menu-toggle {
    display: block;
  }

  .nav-main {
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    background: rgba(15, 14, 31, 0.98);
    flex-direction: column;
    padding: 20px;
    gap: 4px;
    border-bottom: 1px solid rgba(255, 111, 160, 0.15);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: transform var(--transition), opacity var(--transition), visibility var(--transition);
  }

  .nav-main.open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .nav-main a {
    width: 100%;
    padding: 12px 16px;
  }

  .header-actions .btn-primary {
    display: none;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 0;
  }

  .hero {
    padding: calc(var(--header-h) + 20px) 0 36px;
  }

  .hero-badge {
    margin-bottom: 10px;
  }

  .hero h1 {
    margin-bottom: 8px;
  }

  .hero-subtitle {
    margin-bottom: 10px;
  }

  .hero-trust {
    margin-bottom: 12px;
  }

  .hero-stats {
    justify-content: center;
    margin-bottom: 14px;
    gap: 12px;
  }

  .hero-subtitle,
  .hero-actions {
    justify-content: center;
    margin-left: auto;
    margin-right: auto;
  }

  .hero-visual {
    display: none;
  }

  .features-grid,
  .char-selector,
  .testimonials-grid,
  .stats-grid {
    grid-template-columns: 1fr;
  }

  .char-spotlight {
    grid-template-columns: 1fr;
    text-align: center;
    padding: 24px 20px;
    gap: 20px;
  }

  .char-spotlight-avatar {
    width: 100px;
    height: 100px;
    font-size: 2.2rem;
    margin: 0 auto;
  }

  .char-spotlight-meta {
    justify-content: center;
  }

  .char-spotlight-tags {
    justify-content: center;
  }

  .char-selector {
    display: flex;
    overflow-x: auto;
    gap: 10px;
    padding-bottom: 8px;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }

  .char-selector::-webkit-scrollbar {
    display: none;
  }

  .char-item {
    flex: 0 0 110px;
    padding: 14px 10px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
  }
}