:root {
  --cream: #FFF8EF;
  --cream-warm: #F4EADD;
  --paper: #FFFDF9;
  --coral: #F2542D;
  --coral-dark: #D9401A;
  --coral-soft: #FDE3D8;
  --teal: #1E6E6E;
  --teal-deep: #145555;
  --gold: #F5B942;
  --ink: #2B2B28;
  --line: #E8DCC9;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: "HarmonyOS Sans SC", "MiSans", "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, "Segoe UI", sans-serif;
  overflow-x: hidden;
  background-color: var(--cream);
  background-image: radial-gradient(rgba(43, 43, 40, 0.035) 1px, transparent 1px);
  background-size: 26px 26px;
  color: var(--ink);
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

::selection {
  background: var(--gold);
  color: var(--ink);
}

a:focus-visible,
button:focus-visible {
  outline: 3px solid var(--gold);
  outline-offset: 2px;
}

h1, h2, h3, h4, h5, h6 {
  color: var(--ink);
  line-height: 1.25;
}

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

.section {
  padding: 80px 0;
  border-bottom: 1px dashed #E2D4BE;
}

.section:nth-child(even) {
  background: var(--cream-warm);
}

/* ========== 导航 ========== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(255, 248, 239, 0.92);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(43, 43, 40, 0.08);
}

.site-header::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: -4px;
  height: 4px;
  background: repeating-linear-gradient(90deg, var(--coral) 0 18px, var(--gold) 18px 36px, var(--teal) 36px 54px);
  pointer-events: none;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 900;
  font-size: 1.3rem;
  text-decoration: none;
  color: var(--ink);
  letter-spacing: -0.02em;
}

.logo-icon {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  background: var(--coral);
  color: #fff;
  box-shadow: 0 4px 12px rgba(242, 84, 45, 0.35);
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
}

.main-nav a {
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--ink);
  position: relative;
  padding: 6px 0;
  transition: color 0.25s;
}

.main-nav a::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background: var(--coral);
  border-radius: 2px;
  transition: width 0.25s;
}

.main-nav a:hover {
  color: var(--coral);
}

.main-nav a:hover::after {
  width: 100%;
}

.nav-cta {
  padding: 10px 24px;
  border-radius: 40px;
  color: #fff !important;
  font-weight: 700;
  background: var(--coral);
  box-shadow: 0 4px 14px rgba(242, 84, 45, 0.3);
  transition: transform 0.2s, box-shadow 0.2s;
}

.nav-cta::after {
  display: none;
}

.nav-cta:hover {
  color: #fff !important;
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(242, 84, 45, 0.4);
}

.menu-toggle {
  display: none;
  position: relative;
  width: 40px;
  height: 40px;
  background: none;
  border: 2px solid var(--ink);
  border-radius: 10px;
  cursor: pointer;
  padding: 0;
}

.menu-toggle::before,
.menu-toggle::after {
  content: '';
  position: absolute;
  left: 9px;
  right: 9px;
  height: 3px;
  background: var(--ink);
  border-radius: 3px;
  transition: transform 0.25s;
}

.menu-toggle::before {
  top: 10px;
  box-shadow: 0 8px 0 var(--ink);
}

.menu-toggle::after {
  bottom: 10px;
}

/* ========== Hero ========== */
.hero {
  position: relative;
  min-height: 70vh;
  display: flex;
  align-items: center;
  padding: 140px 0 90px;
}

.hero::before {
  content: '';
  position: absolute;
  width: 360px;
  height: 360px;
  right: -100px;
  top: 8%;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(242, 84, 45, 0.09), transparent 65%);
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  width: 440px;
  height: 440px;
  left: -140px;
  bottom: -140px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(30, 110, 110, 0.08), transparent 65%);
  pointer-events: none;
}

.hero .container {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 56px;
  align-items: center;
  width: 100%;
}

.hero-content {
  position: relative;
  z-index: 1;
}

.hero-eyebrow {
  display: inline-block;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 3px;
  padding: 6px 18px;
  border-radius: 24px;
  margin-bottom: 18px;
  background: var(--gold);
  color: var(--ink);
  box-shadow: 0 3px 10px rgba(245, 185, 66, 0.3);
}

.hero h1 {
  font-size: clamp(2.1rem, 4.6vw, 3.5rem);
  font-weight: 900;
  line-height: 1.15;
  margin-bottom: 20px;
  letter-spacing: -0.03em;
}

.hero h1::after {
  content: '';
  display: block;
  width: 140px;
  height: 10px;
  margin-top: 16px;
  border-radius: 3px;
  background: repeating-linear-gradient(90deg, var(--coral) 0 14px, var(--teal) 14px 28px, var(--gold) 28px 42px);
}

.hero p {
  font-size: clamp(1rem, 1.3vw, 1.15rem);
  color: var(--ink);
  opacity: 0.75;
  max-width: 520px;
  margin-bottom: 34px;
  line-height: 1.75;
}

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

.hero-image {
  position: relative;
  z-index: 0;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 14px 14px 0 var(--teal);
}

.hero-image img {
  display: block;
  width: 100%;
  height: auto;
}

.hero-image::after {
  content: '🎬 永久免费放映中';
  position: absolute;
  top: 18px;
  right: -12px;
  background: var(--coral);
  color: #fff;
  font-size: 0.78rem;
  font-weight: 700;
  padding: 7px 16px;
  border-radius: 24px;
  box-shadow: 0 6px 16px rgba(242, 84, 45, 0.35);
  transform: rotate(2deg);
}

/* ========== 按钮 ========== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 30px;
  border-radius: 40px;
  font-weight: 700;
  font-size: 0.95rem;
  cursor: pointer;
  border: 2px solid transparent;
  text-decoration: none;
  transition: transform 0.2s, box-shadow 0.2s, background 0.2s;
}

.btn-primary {
  background: var(--coral);
  color: #fff;
  box-shadow: 0 8px 22px rgba(242, 84, 45, 0.28);
}

.btn-primary:hover {
  background: var(--coral-dark);
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(242, 84, 45, 0.38);
}

.btn-outline {
  background: transparent;
  border-color: var(--teal);
  color: var(--teal);
}

.btn-outline:hover {
  background: var(--teal);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(30, 110, 110, 0.25);
}

/* ========== 区块标签 / 标题 ========== */
.section-label {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 3px;
  background: var(--teal);
  color: #fff;
  padding: 6px 18px 6px 26px;
  border-radius: 0 20px 20px 0;
  margin-bottom: 14px;
  position: relative;
}

.section-label::before {
  content: '▶';
  position: absolute;
  left: 10px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 0.6rem;
  opacity: 0.85;
}

.section-title {
  font-size: clamp(1.7rem, 3vw, 2.4rem);
  font-weight: 900;
  letter-spacing: -0.02em;
  margin-bottom: 14px;
  position: relative;
  display: inline-block;
}

.section-title::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -10px;
  width: 52px;
  height: 4px;
  background: var(--coral);
  border-radius: 2px;
}

.section-desc {
  max-width: 620px;
  color: var(--ink);
  opacity: 0.7;
  margin-bottom: 44px;
  line-height: 1.7;
  font-size: 0.95rem;
}

/* ========== 卡片网格 ========== */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 28px;
}

.category-card {
  position: relative;
  background: var(--paper);
  border: 1.5px solid var(--line);
  border-radius: 0;
  padding: 30px 28px;
  box-shadow: 5px 5px 0 #EADDC9;
  transition: transform 0.25s, box-shadow 0.25s;
}

.category-card::before,
.category-card::after {
  content: '';
  position: absolute;
  top: 50%;
  width: 22px;
  height: 22px;
  background: var(--cream);
  border-radius: 50%;
  transform: translateY(-50%);
}

.category-card::before {
  left: -12px;
  box-shadow: inset 2px 0 2px rgba(0, 0, 0, 0.03);
}

.category-card::after {
  right: -12px;
  box-shadow: inset -2px 0 2px rgba(0, 0, 0, 0.03);
}

.section:nth-child(even) .category-card::before,
.section:nth-child(even) .category-card::after {
  background: var(--cream-warm);
}

.category-card:nth-child(odd) {
  transform: rotate(-0.6deg);
}

.category-card:nth-child(even) {
  transform: rotate(0.6deg);
}

.category-card:hover {
  transform: rotate(0deg) translateY(-5px);
  box-shadow: 9px 9px 0 var(--gold);
}

.card-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  font-size: 1.4rem;
  background: var(--coral-soft);
  color: var(--coral);
}

.category-card:nth-child(2) .card-icon {
  background: #DCEAE8;
  color: var(--teal);
}

.category-card:nth-child(3) .card-icon {
  background: #FCF3D8;
  color: #A87B12;
}

.category-card h3 {
  font-size: 1.1rem;
  font-weight: 800;
  margin-bottom: 8px;
}

.category-card p {
  font-size: 0.85rem;
  opacity: 0.7;
  line-height: 1.6;
  margin-bottom: 16px;
}

.card-link {
  font-weight: 700;
  font-size: 0.85rem;
  text-decoration: none;
  color: var(--coral);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.card-link::after {
  content: '→';
  transition: transform 0.2s;
}

.card-link:hover::after {
  transform: translateX(4px);
}

/* ========== 特性块 ========== */
.feature-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.feature-image {
  border-radius: 8px;
  overflow: hidden;
  position: relative;
  box-shadow: 14px 14px 0 var(--coral);
}

.feature-image img {
  display: block;
  width: 100%;
  height: auto;
}

.feature-text {
  position: relative;
}

.feature-text h2 {
  font-size: 1.8rem;
  font-weight: 900;
  margin-bottom: 14px;
  letter-spacing: -0.02em;
}

.feature-text p {
  opacity: 0.7;
  line-height: 1.75;
  margin-bottom: 24px;
}

.feature-list {
  list-style: none;
  margin-top: 8px;
}

.feature-list li {
  padding: 10px 0;
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.95rem;
  font-weight: 500;
}

.feature-list li::before {
  content: '✓';
  width: 26px;
  height: 26px;
  background: rgba(30, 110, 110, 0.12);
  color: var(--teal);
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 800;
  flex-shrink: 0;
}

/* ========== 数据条 ========== */
.stats-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  text-align: center;
}

.stat-item {
  background: var(--paper);
  padding: 28px 20px;
  border-radius: 0;
  border: 1.5px solid var(--line);
  border-top: 5px solid var(--coral);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.04);
  transition: transform 0.2s, box-shadow 0.2s;
}

.stat-item:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.08);
}

.stat-item:nth-child(2) {
  border-top-color: var(--teal);
}

.stat-item:nth-child(3) {
  border-top-color: var(--gold);
}

.stat-item:nth-child(4) {
  border-top-color: var(--coral);
}

.stat-number {
  font-size: clamp(2rem, 3vw, 2.6rem);
  font-weight: 900;
  letter-spacing: -0.03em;
  background: linear-gradient(90deg, var(--coral), #F08B3A);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-variant-numeric: tabular-nums;
}

.stat-label {
  font-size: 0.9rem;
  color: var(--ink);
  opacity: 0.6;
  margin-top: 6px;
  font-weight: 500;
}

/* ========== 内容墙 ========== */
.content-wall {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 28px;
}

.content-wall-item {
  position: relative;
  background: var(--paper);
  border-radius: 10px;
  overflow: hidden;
  border: 1.5px solid var(--line);
  border-bottom: 4px solid var(--teal);
  transition: transform 0.25s, box-shadow 0.25s;
}

.content-wall-item:hover {
  transform: translateY(-4px);
  box-shadow: 0 14px 30px rgba(0, 0, 0, 0.08);
}

.content-wall-item::after {
  content: '▶';
  position: absolute;
  top: 12px;
  right: 12px;
  width: 34px;
  height: 34px;
  background: rgba(255, 248, 239, 0.92);
  color: var(--coral);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.65rem;
  padding-left: 2px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.14);
  transition: transform 0.2s;
}

.content-wall-item:hover::after {
  transform: scale(1.12);
}

.content-wall-item img {
  display: block;
  width: 100%;
  height: 200px;
  object-fit: cover;
  transition: transform 0.45s;
}

.content-wall-item:hover img {
  transform: scale(1.06);
}

.content-wall-body {
  padding: 20px;
}

.content-wall-body h3 {
  font-size: 1.05rem;
  font-weight: 800;
  margin-bottom: 6px;
}

.content-wall-body p {
  font-size: 0.84rem;
  opacity: 0.65;
  line-height: 1.6;
  margin-bottom: 10px;
}

.content-wall-body a {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--teal);
  text-decoration: none;
}

.content-wall-body a:hover {
  color: var(--coral);
}

/* ========== FAQ ========== */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  border: 1.5px solid var(--line);
  background: var(--paper);
  border-radius: 14px;
  margin-bottom: 12px;
  overflow: hidden;
  cursor: pointer;
  transition: border-color 0.25s, background 0.25s;
}

.faq-item.open {
  border-color: var(--teal);
  background: #FDF8F0;
}

.faq-item .faq-question {
  padding: 18px 22px;
  font-weight: 700;
  font-size: 0.98rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  color: var(--ink);
}

.faq-item .faq-question::after {
  content: '+';
  font-size: 1.5rem;
  font-weight: 300;
  color: var(--coral);
  line-height: 1;
  transition: transform 0.3s;
}

.faq-item.open .faq-question::after {
  transform: rotate(45deg);
}

.faq-item .faq-answer {
  padding: 0 22px 20px;
  display: none;
  opacity: 0.75;
  font-size: 0.92rem;
  line-height: 1.7;
}

.faq-item.open .faq-answer {
  display: block;
  animation: faqFade 0.3s ease;
}

@keyframes faqFade {
  from {
    opacity: 0;
    transform: translateY(-4px);
  }
  to {
    opacity: 0.75;
    transform: none;
  }
}

/* ========== CTA 横幅 ========== */
.cta-banner {
  position: relative;
  padding: 70px 24px 74px;
  text-align: center;
  border-radius: 16px;
  color: #fff;
  background: linear-gradient(120deg, var(--coral) 0%, #F08A3B 100%);
  box-shadow: 14px 14px 0 var(--gold);
  overflow: hidden;
}

.cta-banner::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 22px;
  background: repeating-linear-gradient(-45deg, var(--teal) 0 18px, #fff 18px 36px);
}

.cta-banner h2 {
  color: #fff;
  font-size: clamp(1.8rem, 3.4vw, 2.6rem);
  font-weight: 900;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
  position: relative;
}

.cta-banner h2::after {
  content: '';
  display: block;
  width: 72px;
  height: 5px;
  background: #fff;
  border-radius: 3px;
  margin: 14px auto 0;
}

.cta-banner p {
  color: rgba(255, 255, 255, 0.92);
  max-width: 560px;
  margin: 0 auto 34px;
  font-size: 1rem;
  line-height: 1.7;
  position: relative;
}

.cta-banner .btn-primary {
  background: #fff;
  color: var(--coral);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.14);
  position: relative;
}

.cta-banner .btn-primary:hover {
  background: #f5f5f5;
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.2);
}

/* ========== 页脚 ========== */
.site-footer {
  padding: 64px 0 28px;
  background: var(--cream-warm);
  border-top: 3px dashed var(--coral);
}

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

.footer-brand .logo {
  margin-bottom: 14px;
}

.footer-brand p {
  opacity: 0.75;
  font-size: 0.9rem;
  line-height: 1.7;
  max-width: 300px;
}

.footer-col h4 {
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 2px;
  color: var(--teal);
  margin-bottom: 16px;
  text-transform: uppercase;
}

.footer-col a {
  display: inline-block;
  padding: 6px 0;
  color: var(--ink);
  opacity: 0.75;
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  transition: opacity 0.2s, transform 0.2s, color 0.2s;
}

.footer-col a:hover {
  opacity: 1;
  transform: translateX(3px);
  color: var(--coral);
}

.footer-bottom {
  border-top: 1px solid rgba(43, 43, 40, 0.12);
  margin-top: 40px;
  padding-top: 20px;
  text-align: center;
  font-size: 0.85rem;
  opacity: 0.65;
}

/* ========== 工具类 ========== */
.text-accent {
  color: var(--coral);
}

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

.seo-description {
  max-width: 600px;
  margin: 0 auto 48px;
  opacity: 0.75;
  line-height: 1.8;
  font-size: 0.95rem;
  border-left: 4px solid var(--gold);
  padding-left: 16px;
}

.mt-0 {
  margin-top: 0;
}

.mb-0 {
  margin-bottom: 0;
}

/* ========== 响应式 ========== */
@media (max-width: 900px) {
  .hero .container {
    grid-template-columns: 1fr;
    gap: 48px;
    text-align: center;
  }

  .hero h1::after {
    margin-left: auto;
    margin-right: auto;
  }

  .hero p {
    margin-left: auto;
    margin-right: auto;
  }

  .hero-buttons {
    justify-content: center;
  }

  .hero-image {
    max-width: 560px;
    margin: 0 auto;
  }
}

@media (max-width: 768px) {
  .feature-block {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .stats-bar {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .main-nav {
    display: none;
  }

  .menu-toggle {
    display: flex;
  }

  .main-nav.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 68px;
    left: 0;
    width: 100%;
    background: var(--cream);
    padding: 20px 24px;
    gap: 8px;
    box-shadow: 0 12px 28px rgba(0, 0, 0, 0.08);
    border-bottom: 3px solid var(--coral);
  }

  .main-nav.open a {
    padding: 14px 0;
    font-size: 1rem;
  }

  .main-nav.open .nav-cta {
    text-align: center;
    margin-top: 10px;
    padding: 12px 20px;
  }

  .section {
    padding: 64px 0;
  }

  .cta-banner {
    box-shadow: 10px 10px 0 var(--gold);
  }
}

@media (max-width: 480px) {
  .cards-grid,
  .content-wall,
  .stats-bar {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .hero-buttons {
    flex-direction: column;
    align-items: stretch;
  }

  .hero-buttons .btn {
    justify-content: center;
  }

  .hero {
    padding: 120px 0 60px;
  }

  .hero-image {
    box-shadow: 8px 8px 0 var(--teal);
  }

  .feature-image {
    box-shadow: 8px 8px 0 var(--coral);
  }

  .cta-banner {
    padding: 60px 18px 64px;
    box-shadow: 8px 8px 0 var(--gold);
  }

  .stats-bar {
    gap: 14px;
  }

  .category-card:nth-child(odd),
  .category-card:nth-child(even) {
    transform: none;
  }

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