/* ============================================================
   YISHIJIE — AI Digital Actor Platform
   Design System & Main Stylesheet
   ============================================================ */

/* --- Design Tokens --- */
:root {
  /* Colors — bright green primary palette */
  --color-bg: oklch(12% 0.01 145);
  --color-bg-elevated: oklch(16% 0.012 145);
  --color-bg-card: oklch(19% 0.015 145);
  --color-bg-hover: oklch(22% 0.015 145);
  --color-bg-input: oklch(22% 0.01 145);

  --color-text-primary: oklch(94% 0.005 145);
  --color-text-secondary: oklch(72% 0.01 145);
  --color-text-muted: oklch(50% 0.01 145);

  --color-accent: oklch(68% 0.28 145);
  --color-accent-glow: oklch(68% 0.3 145 / 0.3);
  --color-accent-subtle: oklch(68% 0.2 145 / 0.1);

  --color-digital: oklch(70% 0.14 230);
  --color-hybrid: oklch(65% 0.18 170);
  --color-real: oklch(68% 0.15 30);

  --color-border: oklch(28% 0.012 145);
  --color-border-light: oklch(22% 0.01 145);

  --color-success: oklch(65% 0.16 160);
  --color-warning: oklch(72% 0.16 85);
  --color-error: oklch(60% 0.22 25);

  /* Typography */
  --font-display: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-heading: 'Noto Serif SC', 'Source Han Serif SC', serif;
  --font-body: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, sans-serif;

  --fs-xs: 0.75rem;
  --fs-sm: 0.875rem;
  --fs-base: 1rem;
  --fs-lg: 1.125rem;
  --fs-xl: 1.25rem;
  --fs-2xl: 1.5rem;
  --fs-3xl: 2rem;
  --fs-4xl: 2.75rem;
  --fs-5xl: 3.5rem;
  --fs-hero: clamp(3rem, 6vw, 5rem);

  /* Spacing — 4pt base */
  --sp-1: 0.25rem;
  --sp-2: 0.5rem;
  --sp-3: 0.75rem;
  --sp-4: 1rem;
  --sp-5: 1.25rem;
  --sp-6: 1.5rem;
  --sp-8: 2rem;
  --sp-10: 2.5rem;
  --sp-12: 3rem;
  --sp-16: 4rem;
  --sp-20: 5rem;
  --sp-24: 6rem;

  /* Radii */
  --radius-sm: 0.375rem;
  --radius-md: 0.625rem;
  --radius-lg: 0.875rem;
  --radius-xl: 1.25rem;
  --radius-2xl: 1.75rem;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.3);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.4);
  --shadow-lg: 0 12px 40px rgba(0,0,0,0.5);
  --shadow-glow: 0 0 40px var(--color-accent-glow);

  /* Transitions */
  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-out-quart: cubic-bezier(0.25, 1, 0.5, 1);
  --duration-fast: 150ms;
  --duration-normal: 300ms;
  --duration-slow: 500ms;
}

/* --- Light Theme --- */
[data-theme="light"] {
  --color-bg: #f7f8fa;
  --color-bg-elevated: #ffffff;
  --color-bg-card: #ffffff;
  --color-bg-hover: #f0f2f5;
  --color-bg-input: #ffffff;

  --color-text-primary: #0f1117;
  --color-text-secondary: #4a5568;
  --color-text-muted: #8a93a2;

  --color-accent: oklch(52% 0.25 145);
  --color-accent-glow: oklch(52% 0.25 145 / 0.25);
  --color-accent-subtle: oklch(52% 0.25 145 / 0.08);

  --color-digital: oklch(50% 0.14 230);
  --color-hybrid: oklch(48% 0.18 170);
  --color-real: oklch(50% 0.15 30);

  --color-border: #e2e6ed;
  --color-border-light: #edf0f4;

  --color-success: oklch(48% 0.16 160);
  --color-warning: oklch(55% 0.16 85);
  --color-error: oklch(48% 0.22 25);

  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 14px rgba(0,0,0,0.10);
  --shadow-lg: 0 12px 40px rgba(0,0,0,0.13);
  --shadow-glow: 0 0 40px var(--color-accent-glow);
}

/* 浅色模式下固定颜色的特定组件覆盖 */
[data-theme="light"] .site-header {
  background: rgba(247, 248, 250, 0.9);
  border-bottom-color: #e2e6ed;
}
[data-theme="light"] .site-header.scrolled {
  background: rgba(247, 248, 250, 0.97);
}
[data-theme="light"] .card-digital .card-visual {
  background: linear-gradient(135deg, #dde8f8, #c8d9f5);
}
[data-theme="light"] .card-real .card-visual {
  background: linear-gradient(135deg, #fde8da, #f8d5c2);
}
[data-theme="light"] .card-hybrid .card-visual {
  background: linear-gradient(135deg, #d6f3e8, #c2ecda);
}
[data-theme="light"] .hero-overlay {
  background:
    radial-gradient(ellipse 80% 60% at 50% 40%, transparent 0%, var(--color-bg) 90%),
    linear-gradient(to top, var(--color-bg) 0%, transparent 40%);
}
[data-theme="light"] .btn-primary {
  color: #ffffff;
}
[data-theme="light"] .search-ai-btn {
  color: #ffffff;
}

/* --- 主题切换按钮 --- */
.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background: transparent;
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: all var(--duration-fast) var(--ease-out-expo);
  flex-shrink: 0;
}
.theme-toggle:hover {
  background: var(--color-bg-hover);
  color: var(--color-text-primary);
  border-color: var(--color-text-muted);
}
.theme-toggle .icon-sun,
.theme-toggle .icon-moon {
  position: absolute;
  transition: opacity var(--duration-fast), transform var(--duration-fast);
}
.theme-toggle { position: relative; }
.theme-toggle .icon-sun  { opacity: 0; transform: rotate(90deg) scale(0.5); }
.theme-toggle .icon-moon { opacity: 1; transform: rotate(0deg) scale(1); }

[data-theme="light"] .theme-toggle .icon-sun  { opacity: 1; transform: rotate(0deg) scale(1); }
[data-theme="light"] .theme-toggle .icon-moon { opacity: 0; transform: rotate(-90deg) scale(0.5); }

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

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  font-size: var(--fs-base);
  line-height: 1.6;
  color: var(--color-text-primary);
  background: var(--color-bg);
  min-height: 100dvh;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }
img { max-width: 100%; display: block; }
input, select, textarea { font-family: inherit; }

/* --- Utility --- */
.section-container {
  width: 100%;
  max-width: 1600px;
  margin: 0 auto;
  padding: 0 var(--sp-10);
}

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

.section-title {
  font-family: var(--font-heading);
  font-size: var(--fs-4xl);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.15;
}

.section-sub {
  color: var(--color-text-secondary);
  font-size: var(--fs-lg);
  margin-top: var(--sp-3);
}

.section-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: var(--sp-8);
  gap: var(--sp-4);
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-2);
  font-family: var(--font-display);
  font-weight: 500;
  font-size: var(--fs-sm);
  letter-spacing: 0.01em;
  padding: 0.625rem 1.25rem;
  border-radius: var(--radius-md);
  transition: all var(--duration-fast) var(--ease-out-expo);
  white-space: nowrap;
}

.btn-primary {
  background: var(--color-accent);
  color: oklch(12% 0.01 80);
  box-shadow: 0 2px 8px var(--color-accent-glow);
}
.btn-primary:hover {
  filter: brightness(1.1);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px var(--color-accent-glow);
}
.btn-primary:active { transform: scale(0.98); }

.btn-ghost {
  color: var(--color-text-secondary);
  border: 1px solid var(--color-border);
  background: transparent;
}
.btn-ghost:hover {
  color: var(--color-text-primary);
  border-color: var(--color-text-muted);
  background: var(--color-bg-hover);
}

.btn-sm { padding: 0.5rem 1rem; font-size: var(--fs-xs); }
.btn-lg { padding: 0.875rem 2rem; font-size: var(--fs-base); }

/* --- Header --- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: oklch(12% 0.01 80 / 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid oklch(28% 0.012 80 / 0.5);
  transition: background var(--duration-normal);
}

.site-header.scrolled {
  background: oklch(12% 0.01 80 / 0.95);
}

.header-inner {
  max-width: 1600px;
  margin: 0 auto;
  padding: 0 var(--sp-10);
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  font-family: var(--font-display);
  font-weight: 700;
}

.logo-img {
  height: 32px;
  width: auto;
  display: block;
}

.logo-icon {
  display: none;
}

.logo-text {
  display: none;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: var(--sp-1);
}

.nav-link {
  padding: 0.5rem 0.875rem;
  border-radius: var(--radius-md);
  font-size: var(--fs-sm);
  color: var(--color-text-secondary);
  transition: all var(--duration-fast);
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-text-primary);
  background: var(--color-bg-hover);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
}

/* --- Hero Section --- */
.hero {
  position: relative;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: var(--sp-24) var(--sp-6) var(--sp-16);
}

.hero-bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.hero-grid {
  position: absolute;
  inset: 0;
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  grid-template-rows: repeat(4, 1fr);
  gap: 2px;
  opacity: 0.15;
}

.hero-grid-cell {
  background-size: cover;
  background-position: center;
  transition: opacity 2s var(--ease-out-expo);
  filter: grayscale(30%);
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 50% 40%, transparent 0%, var(--color-bg) 90%),
    linear-gradient(to top, var(--color-bg) 0%, transparent 40%);
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 780px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  padding: 0.375rem 1rem;
  background: var(--color-accent-subtle);
  border: 1px solid oklch(68% 0.28 145 / 0.2);
  border-radius: 100px;
  font-size: var(--fs-sm);
  color: var(--color-accent);
  margin-bottom: var(--sp-8);
}

.badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-accent);
  animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.hero-title {
  font-family: var(--font-heading);
  font-size: var(--fs-hero);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: var(--sp-6);
}

.title-line { display: block; }

.title-accent {
  background: linear-gradient(135deg, var(--color-accent), oklch(85% 0.22 145));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-desc {
  font-size: var(--fs-lg);
  color: var(--color-text-secondary);
  max-width: 560px;
  margin: 0 auto var(--sp-10);
  line-height: 1.7;
}

/* Hero Search Bar */
.search-bar-hero {
  margin-bottom: var(--sp-10);
}

.search-input-wrapper {
  display: flex;
  align-items: center;
  background: var(--color-bg-input);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 0.375rem;
  transition: all var(--duration-normal);
}

.search-input-wrapper:focus-within {
  border-color: oklch(68% 0.28 145 / 0.4);
  box-shadow: 0 0 0 4px oklch(68% 0.28 145 / 0.08);
}

.search-icon {
  color: var(--color-text-muted);
  margin-left: var(--sp-4);
  flex-shrink: 0;
}

.search-input {
  flex: 1;
  background: transparent;
  border: none;
  color: var(--color-text-primary);
  font-size: var(--fs-base);
  padding: 0.75rem var(--sp-4);
  outline: none;
}

.search-input::placeholder {
  color: var(--color-text-muted);
}

.search-ai-btn {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  background: var(--color-accent);
  color: oklch(12% 0.01 80);
  padding: 0.625rem 1.25rem;
  border-radius: var(--radius-lg);
  font-size: var(--fs-sm);
  font-weight: 600;
  white-space: nowrap;
  transition: all var(--duration-fast);
}

.search-ai-btn:hover {
  filter: brightness(1.1);
}

/* Hero Stats */
.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-8);
}

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--sp-1);
}

.stat-num {
  font-family: var(--font-display);
  font-size: var(--fs-2xl);
  font-weight: 700;
  color: var(--color-accent);
}

.stat-label {
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
}

.stat-divider {
  width: 1px;
  height: 36px;
  background: var(--color-border);
}

/* --- Category Cards --- */
.category-section {
  padding: var(--sp-12) 0 var(--sp-8);
  margin-top: -4rem;
  position: relative;
  z-index: 3;
}

.category-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-6);
}

.category-card {
  position: relative;
  border-radius: var(--radius-2xl);
  overflow: hidden;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  transition: all var(--duration-slow) var(--ease-out-expo);
  cursor: pointer;
  display: block;
}

.category-card:hover {
  transform: translateY(-4px);
  border-color: oklch(40% 0.02 80);
  box-shadow: var(--shadow-lg);
}

.card-visual {
  position: relative;
  height: 220px;
  overflow: hidden;
}

.card-digital .card-visual {
  background: linear-gradient(135deg, oklch(25% 0.06 240), oklch(18% 0.04 260));
}

.card-real .card-visual {
  background: linear-gradient(135deg, oklch(25% 0.06 30), oklch(18% 0.04 50));
}

.card-hybrid .card-visual {
  background: linear-gradient(135deg, oklch(25% 0.06 170), oklch(18% 0.04 190));
}

.card-glow {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity var(--duration-slow);
}

.card-digital .card-glow {
  background: radial-gradient(ellipse at 70% 30%, oklch(70% 0.14 230 / 0.15), transparent 70%);
}

.card-real .card-glow {
  background: radial-gradient(ellipse at 70% 30%, oklch(68% 0.15 30 / 0.15), transparent 70%);
}

.card-hybrid .card-glow {
  background: radial-gradient(ellipse at 70% 30%, oklch(65% 0.18 170 / 0.15), transparent 70%);
}

.category-card:hover .card-glow { opacity: 1; }

.card-avatars {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.avatar-cluster {
  position: relative;
  width: 200px;
  height: 200px;
}

.avatar {
  position: absolute;
  width: 70px;
  height: 70px;
  border-radius: 50%;
  background-size: cover;
  background-position: center top;
  border: 3px solid var(--color-bg-card);
  box-shadow: var(--shadow-md);
  transition: transform var(--duration-slow) var(--ease-out-expo);
}

/* Diamond layout: top / left / right / bottom */
.avatar-1  { top: 10px;  left: 65px; }
.avatar-2  { top: 65px;  left: 5px;  }
.avatar-3  { top: 65px;  right: 5px; }
.avatar-4  { bottom: 10px; left: 65px; }
.avatar-r1 { top: 10px;  left: 65px; }
.avatar-r2 { top: 65px;  left: 5px;  }
.avatar-r3 { top: 65px;  right: 5px; }
.avatar-r4 { bottom: 10px; left: 65px; }

.category-card:hover .avatar-1  { transform: translateY(-8px); }
.category-card:hover .avatar-r1 { transform: translateY(-8px); }
.category-card:hover .avatar-2  { transform: translate(-7px, 3px); }
.category-card:hover .avatar-r2 { transform: translate(-7px, 3px); }
.category-card:hover .avatar-3  { transform: translate(7px, 3px); }
.category-card:hover .avatar-r3 { transform: translate(7px, 3px); }
.category-card:hover .avatar-4  { transform: translateY(8px); }
.category-card:hover .avatar-r4 { transform: translateY(8px); }

.avatar-more {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--color-bg-elevated);
  border: 3px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--color-text-muted);
  box-shadow: var(--shadow-md);
  z-index: 10;
}

.card-info {
  padding: var(--sp-6);
}

.card-title {
  font-family: var(--font-heading);
  font-size: var(--fs-2xl);
  font-weight: 600;
  margin-bottom: var(--sp-2);
}

.card-digital .card-title { color: var(--color-digital); }
.card-hybrid .card-title { color: var(--color-hybrid); }
.card-real .card-title { color: var(--color-real); }

.card-desc {
  color: var(--color-text-secondary);
  font-size: var(--fs-sm);
  line-height: 1.7;
  margin-bottom: var(--sp-4);
}

.card-cta {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  font-family: var(--font-display);
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--color-text-muted);
  transition: color var(--duration-fast), gap var(--duration-fast);
}

.category-card:hover .card-cta {
  color: var(--color-text-primary);
  gap: var(--sp-3);
}

.card-cta .arrow { transition: transform var(--duration-fast); }
.category-card:hover .card-cta .arrow { transform: translateX(4px); }

/* --- Featured Actors Grid --- */
.featured-section {
  padding: var(--sp-16) 0;
}

.section-tabs {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  background: var(--color-bg-elevated);
  padding: 0.25rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
}

.tab {
  padding: 0.5rem 1rem;
  border-radius: var(--radius-md);
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
  transition: all var(--duration-fast);
}

.tab:hover { color: var(--color-text-primary); }

.tab.active {
  background: var(--color-bg-card);
  color: var(--color-text-primary);
  box-shadow: var(--shadow-sm);
}

.view-all {
  margin-left: var(--sp-3);
  font-size: var(--fs-sm);
  color: var(--color-accent);
  font-weight: 500;
  transition: opacity var(--duration-fast);
}

.view-all:hover { opacity: 0.8; }

.actor-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: var(--sp-6);
}

/* Actor Card */
.actor-card {
  position: relative;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: all var(--duration-normal) var(--ease-out-expo);
  cursor: pointer;
  display: block;
}

.actor-card:hover {
  transform: translateY(-4px);
  border-color: oklch(40% 0.02 80);
  box-shadow: var(--shadow-lg);
}

.actor-card-image {
  position: relative;
  aspect-ratio: 3/4;
  overflow: hidden;
  background: var(--color-bg-elevated);
}

.actor-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--duration-slow) var(--ease-out-expo), opacity 0.3s ease;
}

/* 图片渐显动画：本地图片加载完成后平滑显示 */
.actor-card-image img.img-lazy-reveal {
  opacity: 0;
  transition: opacity 0.4s ease, transform var(--duration-slow) var(--ease-out-expo);
}
.actor-card-image img.img-lazy-reveal[src]:not([src=""]) {
  opacity: 1;
}

/* 兜底：仍有外部URL时显示渐变占位 */
.actor-card-image img.lazy-img:not([src]),
.actor-card-image img.lazy-img[src=""] {
  background: linear-gradient(135deg, oklch(25% 0.05 145), oklch(20% 0.03 145));
}
.actor-card-image img.lazy-img.img-loaded {
  opacity: 1;
}

.actor-card:hover .actor-card-image img {
  transform: scale(1.05);
}

.actor-card-badge {
  position: absolute;
  top: var(--sp-3);
  left: var(--sp-3);
  padding: 0.25rem 0.625rem;
  border-radius: 100px;
  font-size: var(--fs-xs);
  font-weight: 600;
  backdrop-filter: blur(8px);
}

.badge-digital {
  background: oklch(70% 0.14 230 / 0.2);
  color: var(--color-digital);
  border: 1px solid oklch(70% 0.14 230 / 0.3);
}

.badge-real {
  background: oklch(68% 0.15 30 / 0.2);
  color: var(--color-real);
  border: 1px solid oklch(68% 0.15 30 / 0.3);
}

.badge-hybrid {
  background: oklch(65% 0.18 170 / 0.2);
  color: var(--color-hybrid);
  border: 1px solid oklch(65% 0.18 170 / 0.3);
}

.actor-card-favorite {
  position: absolute;
  top: var(--sp-3);
  right: var(--sp-3);
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: oklch(0% 0 0 / 0.3);
  backdrop-filter: blur(8px);
  border-radius: 50%;
  color: white;
  transition: all var(--duration-fast);
  opacity: 0;
}

.actor-card:hover .actor-card-favorite { opacity: 1; }

.actor-card-favorite:hover {
  background: var(--color-error);
  transform: scale(1.1);
}

.actor-card-info {
  padding: var(--sp-4);
}

.actor-card-name {
  font-family: var(--font-heading);
  font-size: var(--fs-lg);
  font-weight: 600;
  margin-bottom: var(--sp-1);
}

.actor-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-1);
  margin-bottom: var(--sp-3);
}

.tag {
  padding: 0.125rem 0.5rem;
  background: var(--color-bg-hover);
  border-radius: 100px;
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
}

.actor-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.actor-card-price {
  font-family: var(--font-display);
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--color-accent);
}

.actor-card-rating {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
}

/* --- How It Works --- */
.how-section {
  padding: var(--sp-20) 0;
  background: var(--color-bg-elevated);
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-8);
  margin-top: var(--sp-12);
}

.step-card {
  text-align: center;
  padding: var(--sp-8);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  transition: all var(--duration-normal);
}

.step-card:hover {
  border-color: oklch(40% 0.02 80);
  transform: translateY(-4px);
}

.step-number {
  font-family: var(--font-display);
  font-size: var(--fs-3xl);
  font-weight: 700;
  color: var(--color-accent);
  opacity: 0.3;
  margin-bottom: var(--sp-4);
}

.step-card h3 {
  font-family: var(--font-heading);
  font-size: var(--fs-xl);
  font-weight: 600;
  margin-bottom: var(--sp-3);
}

.step-card p {
  color: var(--color-text-secondary);
  font-size: var(--fs-sm);
  line-height: 1.7;
}

/* --- Actor CTA --- */
.actor-cta-section {
  padding: var(--sp-20) 0;
}

.actor-cta {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-12);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-2xl);
  padding: var(--sp-16);
  align-items: center;
}

.cta-content {
  max-width: 460px;
}

.cta-title {
  font-family: var(--font-heading);
  font-size: var(--fs-3xl);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--sp-4);
}

.cta-desc {
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin-bottom: var(--sp-8);
}

.cta-benefits {
  display: flex;
  gap: var(--sp-8);
  margin-bottom: var(--sp-8);
}

.benefit {
  display: flex;
  flex-direction: column;
}

.benefit-num {
  font-family: var(--font-display);
  font-size: var(--fs-2xl);
  font-weight: 700;
  color: var(--color-accent);
}

.benefit-label {
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
  margin-top: var(--sp-1);
}

.cta-visual {
  display: flex;
  align-items: center;
  justify-content: center;
}

.cta-illustration {
  position: relative;
  width: 240px;
  height: 240px;
}

.cta-rings { position: absolute; inset: 0; }

.ring {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 1px solid var(--color-border);
}

.ring-1 { animation: ring-pulse 3s infinite; }
.ring-2 { animation: ring-pulse 3s infinite 0.5s; }
.ring-3 { animation: ring-pulse 3s infinite 1s; }

@keyframes ring-pulse {
  0%, 100% { transform: scale(1); opacity: 0.3; }
  50% { transform: scale(1.15); opacity: 0.1; }
}

.cta-center-icon {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
}

/* --- Trust Section --- */
.trust-section {
  padding: var(--sp-10) 0 var(--sp-16);
}

.trust-items {
  display: flex;
  justify-content: center;
  gap: var(--sp-10);
  flex-wrap: wrap;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  color: var(--color-text-muted);
  font-size: var(--fs-sm);
}

.trust-item svg {
  color: oklch(60% 0.06 80);
}

/* --- Footer --- */
.site-footer {
  background: var(--color-bg-elevated);
  border-top: 1px solid var(--color-border);
  padding: var(--sp-16) 0 var(--sp-8);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
  gap: var(--sp-8);
  margin-bottom: var(--sp-12);
}

.footer-brand .logo-img {
  height: 28px;
}

.footer-brand p {
  color: var(--color-text-muted);
  font-size: var(--fs-sm);
  line-height: 1.7;
  margin-top: var(--sp-4);
}

.footer-links h4 {
  font-family: var(--font-display);
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--color-text-secondary);
  margin-bottom: var(--sp-4);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.footer-links a {
  display: block;
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
  padding: 0.25rem 0;
  transition: color var(--duration-fast);
}

.footer-links a:hover { color: var(--color-text-primary); }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  padding-top: var(--sp-6);
  border-top: 1px solid var(--color-border);
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
}

/* --- Mobile Navigation --- */
.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 38px;
  height: 38px;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background: transparent;
  cursor: pointer;
  flex-shrink: 0;
  padding: 0 9px;
  transition: all var(--duration-fast) var(--ease-out-expo);
}

.menu-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--color-text-primary);
  border-radius: 2px;
  transition: all var(--duration-fast) var(--ease-out-expo);
}

.menu-toggle:hover {
  background: var(--color-bg-hover);
}

.menu-toggle.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.menu-toggle.active span:nth-child(2) {
  opacity: 0;
}
.menu-toggle.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.mobile-nav-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
  z-index: 99;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--duration-normal) var(--ease-out-expo);
}

.mobile-nav-overlay.show {
  opacity: 1;
  pointer-events: all;
}

.mobile-nav {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: 300px;
  max-width: 85vw;
  background: var(--color-bg-elevated);
  border-left: 1px solid var(--color-border);
  z-index: 101;
  transform: translateX(100%);
  transition: transform var(--duration-normal) var(--ease-out-expo);
  display: flex;
  flex-direction: column;
  padding: 80px var(--sp-6) var(--sp-6);
  overflow-y: auto;
}

.mobile-nav.show {
  transform: translateX(0);
}

.mobile-nav .mobile-nav-links {
  display: flex;
  flex-direction: column;
  gap: var(--sp-1);
}

.mobile-nav .mobile-nav-link {
  display: block;
  padding: var(--sp-3) var(--sp-4);
  border-radius: var(--radius-md);
  font-size: var(--fs-base);
  color: var(--color-text-secondary);
  transition: all var(--duration-fast);
  font-weight: 500;
}

.mobile-nav .mobile-nav-link:hover,
.mobile-nav .mobile-nav-link.active {
  background: var(--color-bg-hover);
  color: var(--color-text-primary);
}

.mobile-nav .mobile-nav-divider {
  height: 1px;
  background: var(--color-border);
  margin: var(--sp-4) 0;
}

.mobile-nav .mobile-nav-actions {
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
}

.mobile-nav .mobile-nav-actions .btn {
  justify-content: center;
  padding: var(--sp-3);
}

/* --- Responsive --- */
@media (max-width: 1024px) {
  .main-nav { display: none; }
  .menu-toggle { display: flex; }
  .header-actions .btn-ghost,
  .header-actions .btn-primary { display: none; }
  .category-cards { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: repeat(3, 1fr); }
  .actor-cta { grid-template-columns: 1fr; padding: var(--sp-10); }
  .cta-visual { display: none; }
  .steps-grid { grid-template-columns: 1fr; }
  .actor-grid { grid-template-columns: repeat(4, 1fr); }
}

@media (max-width: 768px) {
  :root {
    --fs-4xl: 2rem;
    --fs-hero: 2.5rem;
  }
  .section-header { flex-direction: column; align-items: flex-start; }
  .hero-stats { flex-wrap: wrap; gap: var(--sp-6); }
  .stat-divider { display: none; }
  .actor-grid { grid-template-columns: repeat(3, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .trust-items { gap: var(--sp-6); }
  .cta-benefits { gap: var(--sp-6); }
}

@media (max-width: 480px) {
  .hero-stats { flex-direction: column; gap: var(--sp-4); }
  .search-ai-btn { font-size: var(--fs-xs); padding: 0.5rem 0.875rem; }
  .search-ai-btn span:last-child { display: none; }
  .footer-grid { grid-template-columns: 1fr; }
  .actor-grid { grid-template-columns: repeat(2, 1fr); }
}