/* ================================================
   看片狂人 · Neo-Brutalism 设计系统
   配色：奶油白 / 珊瑚橙 / 海蓝绿 / 金黄 / 墨绿
   ================================================ */

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

body {
  font-family: system-ui, 'PingFang SC', 'Microsoft YaHei', sans-serif;
  overflow-x: hidden;
  background-color: #FDF6E3;
  color: #264653;
  line-height: 1.6;
  letter-spacing: 0.01em;
}

::selection {
  background: #E76F51;
  color: #FDF6E3;
}

/* ========== 核心布局 ========== */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 80px 0;
  position: relative;
}

.section:nth-child(even) {
  background: #F5EDD6;
}

/* ========== 顶部导航 ========== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(253, 246, 227, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 3px solid #264653;
  box-shadow: 0 2px 0 rgba(42, 157, 143, 0.3);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 900;
  font-size: 1.25rem;
  text-decoration: none;
  color: #264653;
  letter-spacing: -0.5px;
}

.logo-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  background: #E76F51;
  color: #FDF6E3;
  border: 2px solid #264653;
  box-shadow: 3px 3px 0 #264653;
  transition: transform 0.3s;
}

.logo:hover .logo-icon {
  transform: rotate(-8deg) scale(1.05);
}

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

.main-nav li {
  margin: 0;
  padding: 0;
}

.main-nav a {
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 700;
  color: #264653;
  position: relative;
  transition: color 0.2s;
  padding: 4px 0;
}

.main-nav a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 3px;
  background: #E76F51;
  border-radius: 2px;
  transition: width 0.25s ease;
}

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

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

.nav-cta {
  padding: 10px 24px;
  border-radius: 10px;
  color: #FDF6E3 !important;
  font-weight: 800;
  font-size: 0.9rem !important;
  background: #E76F51;
  border: 2px solid #264653;
  box-shadow: 3px 3px 0 #264653;
  transition: all 0.2s;
}

.nav-cta:hover {
  box-shadow: 1px 1px 0 #264653;
  transform: translate(2px, 2px);
  color: #FDF6E3 !important;
}

.menu-toggle {
  display: none;
  background: #E9C46A;
  border: 2.5px solid #264653;
  border-radius: 10px;
  width: 44px;
  height: 44px;
  font-size: 1.4rem;
  cursor: pointer;
  align-items: center;
  justify-content: center;
  box-shadow: 3px 3px 0 #264653;
  transition: all 0.2s;
}

.menu-toggle:hover {
  box-shadow: 1px 1px 0 #264653;
  transform: translate(2px, 2px);
}

/* ========== Hero ========== */
.hero {
  min-height: 70vh;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 60px;
  padding-top: 120px;
  padding-bottom: 40px;
  position: relative;
  background:
    radial-gradient(circle at 88% 30%, rgba(233, 196, 106, 0.5) 0%, transparent 30%),
    radial-gradient(circle at 15% 75%, rgba(42, 157, 143, 0.22) 0%, transparent 35%),
    #FDF6E3;
}

.hero::before {
  content: '▶';
  position: absolute;
  right: 4%;
  top: 15%;
  font-size: 11rem;
  font-weight: 900;
  color: rgba(231, 111, 81, 0.12);
  transform: rotate(-8deg);
  line-height: 1;
  pointer-events: none;
}

.hero-content {
  max-width: 680px;
  flex: 1;
  position: relative;
  z-index: 1;
}

.hero-eyebrow {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 800;
  padding: 6px 16px;
  border-radius: 6px;
  margin-bottom: 20px;
  background: #E9C46A;
  color: #264653;
  border: 2px solid #264653;
  box-shadow: 3px 3px 0 #264653;
  text-transform: uppercase;
  letter-spacing: 2px;
}

.hero h1 {
  font-size: 3.4rem;
  line-height: 1.15;
  margin-bottom: 22px;
  font-weight: 900;
  letter-spacing: -2px;
  color: #264653;
}

.hero h1 span {
  background: linear-gradient(180deg, transparent 60%, rgba(233, 196, 106, 0.7) 60%, rgba(233, 196, 106, 0.7) 90%, transparent 90%);
  padding: 0 4px;
}

.hero p {
  font-size: 1.15rem;
  opacity: 0.8;
  max-width: 560px;
  margin-bottom: 36px;
  font-weight: 500;
  line-height: 1.8;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  position: relative;
  z-index: 2;
}

.hero-image {
  flex: 1;
  border-radius: 18px;
  overflow: hidden;
  border: 3px solid #264653;
  box-shadow: 10px 10px 0 #2A9D8F;
  background: #F5EDD6;
  transition: transform 0.3s;
  max-width: 480px;
  position: relative;
  z-index: 1;
}

.hero-image:hover {
  transform: rotate(1deg) scale(1.01);
  box-shadow: 14px 14px 0 #E9C46A;
}

.hero-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* ========== 按钮 ========== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 10px;
  font-weight: 800;
  font-size: 0.95rem;
  cursor: pointer;
  border: 2.5px solid #264653;
  text-decoration: none;
  transition: all 0.2s;
  line-height: 1.4;
}

.btn-primary {
  color: #FDF6E3;
  background: #E76F51;
  box-shadow: 4px 4px 0 #264653;
}

.btn-primary:hover {
  box-shadow: 2px 2px 0 #264653;
  transform: translate(2px, 2px);
  background: #d95838;
}

.btn-outline {
  background: transparent;
  border: 2.5px solid #264653;
  color: #264653;
  box-shadow: 4px 4px 0 #264653;
}

.btn-outline:hover {
  box-shadow: 2px 2px 0 #264653;
  transform: translate(2px, 2px);
  background: rgba(42, 157, 143, 0.15);
}

/* ========== 标签 / 标题 ========== */
.section-label {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 3px;
  margin-bottom: 14px;
  color: #2A9D8F;
  text-transform: uppercase;
  border-left: 4px solid #E76F51;
  padding-left: 10px;
}

.section-title {
  font-size: 2.3rem;
  margin-bottom: 16px;
  font-weight: 900;
  letter-spacing: -1.5px;
  color: #264653;
  position: relative;
  display: inline-block;
  z-index: 1;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: 2px;
  width: 100%;
  height: 10px;
  background: rgba(233, 196, 106, 0.45);
  z-index: -1;
  border-radius: 2px;
}

.section-desc {
  max-width: 620px;
  opacity: 0.75;
  margin-bottom: 48px;
  font-size: 1.05rem;
  line-height: 1.8;
}

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

.category-card {
  background: #FFFDF8;
  border-radius: 14px;
  padding: 32px;
  border: 2.5px solid #264653;
  box-shadow: 6px 6px 0 #264653;
  transition: all 0.25s ease;
  position: relative;
}

.category-card:hover {
  transform: translate(-2px, -2px);
  box-shadow: 10px 10px 0 #2A9D8F;
}

.category-card:hover .card-icon {
  transform: rotate(-8deg) scale(1.08);
}

.category-card:nth-child(3n+1) .card-icon {
  background: #E9C46A;
}

.category-card:nth-child(3n+2) .card-icon {
  background: #2A9D8F;
  color: #FDF6E3;
}

.category-card:nth-child(3n+3) .card-icon {
  background: #E76F51;
  color: #FDF6E3;
}

.card-icon {
  width: 54px;
  height: 54px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  font-size: 1.5rem;
  border: 2px solid #264653;
  transition: transform 0.3s ease;
}

.category-card h3 {
  font-size: 1.15rem;
  font-weight: 800;
  margin-bottom: 8px;
  color: #264653;
}

.category-card p {
  font-size: 0.9rem;
  opacity: 0.72;
  margin-bottom: 16px;
  line-height: 1.7;
}

.card-link {
  font-weight: 800;
  font-size: 0.88rem;
  text-decoration: none;
  color: #E76F51;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: gap 0.2s;
}

.card-link::after {
  content: '→';
  font-size: 1.1rem;
  transition: transform 0.2s;
}

.card-link:hover {
  text-decoration: underline;
}

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

/* ========== 特性块 ========== */
.feature-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}

.feature-image {
  border-radius: 16px;
  overflow: hidden;
  border: 3px solid #264653;
  box-shadow: 8px 8px 0 #E9C46A;
  transition: transform 0.3s;
}

.feature-image:hover {
  transform: scale(1.02);
  box-shadow: 12px 12px 0 #2A9D8F;
}

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

.feature-text {
  font-size: 1.05rem;
}

.feature-text h3 {
  font-size: 1.8rem;
  font-weight: 900;
  margin-bottom: 12px;
  letter-spacing: -1px;
}

.feature-text p {
  opacity: 0.75;
  margin-bottom: 20px;
  line-height: 1.8;
}

.feature-list {
  list-style: none;
  margin-top: 12px;
}

.feature-list li {
  padding: 10px 0;
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 600;
  font-size: 0.98rem;
}

.feature-list li::before {
  content: '✓';
  font-weight: 900;
  background: #2A9D8F;
  color: #FDF6E3;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 2px solid #264653;
  flex-shrink: 0;
  font-size: 0.85rem;
}

/* ========== 数据条 ========== */
.stats-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
  text-align: center;
}

.stat-item {
  background: #FFFDF8;
  padding: 32px 24px;
  border-radius: 14px;
  border: 2.5px solid #264653;
  box-shadow: 5px 5px 0 #264653;
  transition: all 0.25s;
}

.stat-item:hover {
  transform: translate(-2px, -2px);
  background: #E9C46A;
  box-shadow: 9px 9px 0 #264653;
}

.stat-number {
  font-size: 2.6rem;
  font-weight: 900;
  color: #E76F51;
  letter-spacing: -1px;
  line-height: 1;
  margin-bottom: 6px;
}

.stat-number::after {
  content: '+';
  color: #2A9D8F;
  font-size: 0.6em;
  vertical-align: super;
}

.stat-label {
  font-size: 0.9rem;
  opacity: 0.7;
  margin-top: 8px;
  font-weight: 700;
  letter-spacing: 0.5px;
}

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

.content-wall-item {
  background: #FFFDF8;
  border-radius: 14px;
  overflow: hidden;
  border: 2.5px solid #264653;
  box-shadow: 5px 5px 0 #264653;
  transition: all 0.25s ease;
}

.content-wall-item:hover {
  transform: translate(-2px, -2px);
  box-shadow: 9px 9px 0 #E76F51;
}

.content-wall-item img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  display: block;
  border-bottom: 2.5px solid #264653;
  transition: transform 0.4s ease;
}

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

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

.content-wall-body h3 {
  font-size: 1.05rem;
  font-weight: 800;
  margin-bottom: 8px;
  color: #264653;
}

.content-wall-body p {
  font-size: 0.88rem;
  opacity: 0.72;
  line-height: 1.6;
}

.content-wall-body .badge {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 800;
  padding: 3px 10px;
  border-radius: 4px;
  margin-bottom: 10px;
  background: #2A9D8F;
  color: #FDF6E3;
  border: 1.5px solid #264653;
}

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

.faq-item {
  background: #FFFDF8;
  border: 2.5px solid #264653;
  border-radius: 12px;
  margin-bottom: 14px;
  overflow: hidden;
  cursor: pointer;
  transition: all 0.2s ease;
}

.faq-item:hover {
  box-shadow: 4px 4px 0 #264653;
  transform: translate(-1px, -1px);
}

.faq-item .faq-question {
  padding: 18px 22px;
  font-weight: 800;
  font-size: 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: #264653;
  background: linear-gradient(135deg, rgba(233, 196, 106, 0.15) 0%, transparent 60%);
}

.faq-item .faq-question::after {
  content: '+';
  font-size: 1.6rem;
  color: #E76F51;
  font-weight: 900;
  line-height: 1;
  transition: transform 0.25s ease;
}

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

.faq-item .faq-answer {
  padding: 0 22px 20px;
  display: none;
  opacity: 0.78;
  line-height: 1.7;
  font-size: 0.95rem;
  border-top: 1.5px solid #f0e6d0;
  margin-top: 0;
  padding-top: 14px;
}

.faq-item.open .faq-answer {
  display: block;
}

/* ========== CTA 横幅 ========== */
.cta-banner {
  background: #2A9D8F;
  padding: 56px 24px;
  text-align: center;
  border-radius: 18px;
  border: 3px solid #264653;
  box-shadow: 8px 8px 0 #264653;
  color: #FDF6E3;
  position: relative;
  overflow: hidden;
}

.cta-banner::before {
  content: '▶';
  position: absolute;
  right: -20px;
  top: -20px;
  font-size: 8rem;
  color: rgba(255, 255, 255, 0.15);
  transform: rotate(-10deg);
  line-height: 1;
}

.cta-banner h2 {
  color: #FDF6E3;
  font-size: 2rem;
  font-weight: 900;
  margin-bottom: 12px;
  letter-spacing: -1px;
  position: relative;
  z-index: 1;
}

.cta-banner p {
  opacity: 0.9;
  margin-bottom: 28px;
  font-size: 1.05rem;
  position: relative;
  z-index: 1;
}

.cta-banner .btn-primary {
  background: #E76F51;
  position: relative;
  z-index: 1;
}

.cta-banner .btn-primary:hover {
  background: #d95838;
}

/* ========== 页脚 ========== */
.site-footer {
  background: #2A9D8F;
  color: #FDF6E3;
  padding: 56px 0 28px;
  margin-top: 80px;
  border-top: 4px solid #E76F51;
  position: relative;
}

.site-footer a {
  color: #FDF6E3;
  text-decoration: none;
  transition: opacity 0.2s;
}

.site-footer a:hover {
  opacity: 0.8;
  text-decoration: underline;
}

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

.footer-brand {
  font-size: 1.2rem;
  font-weight: 900;
  line-height: 1.6;
}

.footer-brand .logo-icon {
  background: #E9C46A;
  color: #264653;
  margin-bottom: 12px;
}

.footer-brand p {
  font-size: 0.85rem;
  opacity: 0.8;
  margin-top: 8px;
  font-weight: 400;
  line-height: 1.7;
}

.footer-col h4 {
  font-size: 0.95rem;
  margin-bottom: 16px;
  color: #E9C46A;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 1px;
  border-bottom: 2px dotted rgba(233, 196, 106, 0.5);
  padding-bottom: 8px;
  display: inline-block;
}

.footer-col ul {
  list-style: none;
}

.footer-col li {
  padding: 5px 0;
  opacity: 0.85;
  font-size: 0.9rem;
}

.footer-col li:hover {
  opacity: 1;
}

.footer-bottom {
  border-top: 1.5px solid rgba(255, 255, 255, 0.25);
  margin-top: 40px;
  padding-top: 20px;
  text-align: center;
  font-size: 0.85rem;
  opacity: 0.75;
}

/* ========== 工具类 ========== */
.text-accent {
  color: #E76F51;
}

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

.seo-description {
  max-width: 600px;
  margin: 0 auto 48px;
  opacity: 0.8;
  line-height: 1.8;
  font-size: 0.95rem;
}

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

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

/* ========== 滚动条美化 ========== */
::-webkit-scrollbar {
  width: 10px;
}

::-webkit-scrollbar-track {
  background: #F5EDD6;
}

::-webkit-scrollbar-thumb {
  background: #2A9D8F;
  border-radius: 6px;
  border: 2px solid #264653;
}

::-webkit-scrollbar-thumb:hover {
  background: #E76F51;
}

/* ========== 响应式 ========== */
@media (max-width: 992px) {
  .hero {
    flex-direction: column;
    gap: 40px;
  }

  .hero-image {
    max-width: 100%;
    width: 100%;
  }

  .hero h1 {
    font-size: 2.8rem;
  }

  .feature-block {
    gap: 40px;
  }
}

@media (max-width: 768px) {
  .section {
    padding: 60px 0;
  }

  .feature-block {
    grid-template-columns: 1fr;
  }

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

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

  .main-nav {
    display: none;
  }

  .menu-toggle {
    display: flex;
  }

  .main-nav.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 72px;
    left: 0;
    width: 100%;
    background: #FDF6E3;
    padding: 24px;
    border-bottom: 3px solid #264653;
    box-shadow: 0 8px 24px rgba(38, 70, 83, 0.15);
    gap: 16px;
    align-items: flex-start;
  }

  .main-nav.open a {
    font-size: 1rem;
    padding: 6px 0;
  }

  .main-nav.open .nav-cta {
    font-size: 0.9rem !important;
    padding: 10px 24px;
  }

  .hero {
    padding-top: 100px;
    min-height: auto;
  }

  .hero h1 {
    font-size: 2.4rem;
  }

  .section-title {
    font-size: 1.8rem;
  }

  .cta-banner {
    padding: 44px 20px;
  }

  .cta-banner h2 {
    font-size: 1.6rem;
  }
}

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

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

  .hero-buttons {
    flex-direction: column;
    width: 100%;
  }

  .hero-buttons .btn {
    width: 100%;
    justify-content: center;
  }

  .hero h1 {
    font-size: 2rem;
  }

  .hero p {
    font-size: 1rem;
  }

  .section {
    padding: 48px 0;
  }

  .stat-number {
    font-size: 2.2rem;
  }

  .header-inner {
    padding: 0 16px;
    height: 64px;
  }

  .main-nav.open {
    top: 64px;
  }

  .logo {
    font-size: 1.1rem;
  }

  .logo-icon {
    width: 34px;
    height: 34px;
    font-size: 1rem;
  }
}

/* ========== 动效增强 ========== */
@media (prefers-reduced-motion: no-preference) {
  .category-card,
  .content-wall-item,
  .stat-item {
    animation: fadeSlideIn 0.5s ease both;
  }

  .category-card:nth-child(2),
  .content-wall-item:nth-child(2),
  .stat-item:nth-child(2) {
    animation-delay: 0.06s;
  }

  .category-card:nth-child(3),
  .content-wall-item:nth-child(3),
  .stat-item:nth-child(3) {
    animation-delay: 0.12s;
  }

  .category-card:nth-child(4),
  .content-wall-item:nth-child(4),
  .stat-item:nth-child(4) {
    animation-delay: 0.18s;
  }

  @keyframes fadeSlideIn {
    from {
      opacity: 0;
      transform: translateY(20px);
    }
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }
}