/* =============================================
   天堂禁漫 × 禁漫天堂 | 设计系统
   风格概念: 雾感奶油纸 / Cream Cloud
   主色: 珊瑚橘 #E07A5F
   副色: 雾蓝 #7A9EAD
   底色: 暖米白 #F9F4EE
   ============================================= */

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: system-ui, 'PingFang SC', 'Microsoft YaHei', sans-serif;
  overflow-x: hidden;
  background-color: #F9F4EE;
  background-image:
    radial-gradient(circle at 12% 18%, rgba(224, 122, 95, 0.08) 0%, transparent 42%),
    radial-gradient(circle at 85% 65%, rgba(122, 158, 173, 0.10) 0%, transparent 46%),
    radial-gradient(circle at 60% 98%, rgba(224, 122, 95, 0.05) 0%, transparent 30%);
  background-attachment: fixed;
  color: #2D2A27;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

::-webkit-scrollbar {
  width: 10px;
}
::-webkit-scrollbar-track {
  background: #F3ECE2;
}
::-webkit-scrollbar-thumb {
  background: #D8C2B2;
  border-radius: 8px;
}
::-webkit-scrollbar-thumb:hover {
  background: #C0A694;
}

::selection {
  background: #E07A5F;
  color: #fff;
}

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

.section {
  padding: 100px 0;
  position: relative;
}

.section:nth-child(even) {
  background: rgba(248, 241, 234, 0.72);
  border-top: 1px solid rgba(226, 210, 198, 0.35);
  border-bottom: 1px solid rgba(226, 210, 198, 0.35);
}

/* =============================================
   导航 — 磨砂玻璃胶囊
   ============================================= */
.site-header {
  position: fixed;
  top: 18px;
  left: 50%;
  transform: translateX(-50%);
  width: calc(100% - 48px);
  max-width: 1200px;
  z-index: 1000;
  background: rgba(255, 253, 250, 0.82);
  backdrop-filter: blur(18px) saturate(1.4);
  -webkit-backdrop-filter: blur(18px) saturate(1.4);
  border: 1px solid rgba(255, 255, 255, 0.65);
  border-radius: 22px;
  box-shadow: 0 12px 40px rgba(180, 150, 130, 0.14);
  transition: box-shadow 0.4s ease;
}

.site-header:hover {
  box-shadow: 0 18px 52px rgba(180, 150, 130, 0.22);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 28px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 1.25rem;
  text-decoration: none;
  color: #2D2A27;
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.logo-icon {
  width: 38px;
  height: 38px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  background: linear-gradient(135deg, #E07A5F, #D7B8A6);
  color: #fff;
  box-shadow: 0 4px 12px rgba(224, 122, 95, 0.4);
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.main-nav a {
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  color: #4A4541;
  transition: color 0.3s ease, opacity 0.3s ease;
  position: relative;
  letter-spacing: 0.04em;
}

.main-nav a::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, #E07A5F, #7A9EAD);
  border-radius: 2px;
  transition: width 0.35s cubic-bezier(0.22, 1, 0.36, 1);
}

.main-nav a:hover {
  color: #E07A5F;
}

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

.nav-cta {
  padding: 10px 24px;
  border-radius: 40px;
  color: #fff !important;
  font-weight: 600;
  background: linear-gradient(135deg, #E07A5F, #C96A4A);
  box-shadow: 0 6px 20px rgba(224, 122, 95, 0.35);
  transition: transform 0.3s ease, box-shadow 0.3s ease !important;
}

.nav-cta:hover {
  transform: translateY(-2px) scale(1.03);
  box-shadow: 0 10px 28px rgba(224, 122, 95, 0.45) !important;
}

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

.menu-toggle {
  display: none;
  width: 42px;
  height: 42px;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: none;
  cursor: pointer;
  border-radius: 12px;
  background: rgba(224, 122, 95, 0.1);
  color: #E07A5F;
  font-size: 1rem;
  transition: background 0.3s;
}

.menu-toggle:hover {
  background: rgba(224, 122, 95, 0.2);
}

/* =============================================
   Hero — 大标题 + 渐变光晕
   ============================================= */
.hero {
  min-height: 92vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding: 140px 0 80px;
}

.hero::before {
  content: '';
  position: absolute;
  width: 420px;
  height: 420px;
  border-radius: 58% 42% 55% 45% / 48% 62% 38% 52%;
  background: linear-gradient(135deg, rgba(224, 122, 95, 0.18), rgba(224, 122, 95, 0.03));
  top: 8%;
  right: 4%;
  filter: blur(10px);
  z-index: 0;
  animation: blobFloat 12s ease-in-out infinite alternate;
}

.hero::after {
  content: '';
  position: absolute;
  width: 360px;
  height: 360px;
  border-radius: 40% 60% 50% 50% / 55% 40% 60% 45%;
  background: linear-gradient(135deg, rgba(122, 158, 173, 0.2), rgba(122, 158, 173, 0.04));
  bottom: 2%;
  left: 3%;
  filter: blur(12px);
  z-index: 0;
  animation: blobFloat2 16s ease-in-out infinite alternate;
}

@keyframes blobFloat {
  0% { transform: translate(0, 0) rotate(0deg) scale(1); }
  100% { transform: translate(-40px, 30px) rotate(10deg) scale(1.06); }
}

@keyframes blobFloat2 {
  0% { transform: translate(0, 0) rotate(0deg) scale(1); }
  100% { transform: translate(30px, -20px) rotate(-8deg) scale(1.05); }
}

.hero-content {
  max-width: 720px;
  position: relative;
  z-index: 1;
}

.hero-eyebrow {
  display: inline-block;
  font-size: 0.82rem;
  font-weight: 700;
  padding: 8px 20px;
  border-radius: 40px;
  margin-bottom: 24px;
  background: linear-gradient(135deg, rgba(224, 122, 95, 0.14), rgba(122, 158, 173, 0.14));
  color: #B25B44;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  border: 1px solid rgba(224, 122, 95, 0.2);
  backdrop-filter: blur(4px);
}

.hero h1 {
  font-size: clamp(2.6rem, 5.2vw, 4rem);
  line-height: 1.15;
  margin-bottom: 22px;
  font-weight: 900;
  letter-spacing: -0.02em;
  background: linear-gradient(120deg, #2D2A27 30%, #B25B44 60%, #7A9EAD 90%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-shadow: none;
}

.hero p {
  font-size: 1.12rem;
  opacity: 0.72;
  max-width: 560px;
  margin-bottom: 36px;
  line-height: 1.8;
  color: #4A4541;
}

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

.hero-image {
  border-radius: 24px;
  overflow: hidden;
  box-shadow: 0 24px 64px rgba(180, 150, 130, 0.2);
  transition: transform 0.6s ease;
}

.hero-image:hover {
  transform: scale(1.02);
}

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

/* =============================================
   按钮
   ============================================= */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 32px;
  border-radius: 40px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  text-decoration: none;
  transition: all 0.35s cubic-bezier(0.22, 1, 0.36, 1);
  font-size: 0.95rem;
  letter-spacing: 0.03em;
}

.btn-primary {
  background: linear-gradient(135deg, #E07A5F, #D06B4C);
  color: #fff;
  box-shadow: 0 8px 26px rgba(224, 122, 95, 0.38);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 14px 36px rgba(224, 122, 95, 0.48);
}

.btn-outline {
  background: transparent;
  border: 1.5px solid rgba(224, 122, 95, 0.5);
  color: #B25B44;
}

.btn-outline:hover {
  background: rgba(224, 122, 95, 0.12);
  border-color: #E07A5F;
  transform: translateY(-3px);
}

/* =============================================
   区块标签 / 标题
   ============================================= */
.section-label {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  margin-bottom: 14px;
  color: #7A9EAD;
  text-transform: uppercase;
  padding: 6px 18px;
  border-radius: 40px;
  background: rgba(122, 158, 173, 0.08);
  border: 1px solid rgba(122, 158, 173, 0.2);
}

.section-title {
  font-size: clamp(1.8rem, 3.2vw, 2.5rem);
  margin-bottom: 16px;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: #2D2A27;
  line-height: 1.25;
}

.section-desc {
  max-width: 640px;
  opacity: 0.7;
  margin-bottom: 48px;
  line-height: 1.75;
  font-size: 1.02rem;
  color: #4A4541;
}

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

.category-card {
  border-radius: 22px;
  padding: 34px 28px;
  background: rgba(255, 255, 255, 0.78);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.85);
  box-shadow: 0 8px 32px rgba(170, 140, 120, 0.1);
  transition: all 0.4s cubic-bezier(0.22, 1, 0.36, 1);
  position: relative;
  overflow: hidden;
}

.category-card::before {
  content: '';
  position: absolute;
  top: -50px;
  right: -50px;
  width: 100px;
  height: 100px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(224, 122, 95, 0.15), transparent 70%);
  transition: transform 0.5s ease;
}

.category-card::after {
  content: '';
  position: absolute;
  bottom: -40px;
  left: -30px;
  width: 90px;
  height: 90px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(122, 158, 173, 0.14), transparent 70%);
  transition: transform 0.5s ease;
}

.category-card:hover {
  transform: translateY(-6px) rotate(0.5deg);
  box-shadow: 0 18px 44px rgba(170, 140, 120, 0.18);
  border-color: rgba(255, 255, 255, 1);
}

.category-card:hover::before {
  transform: scale(1.4);
}

.category-card:hover::after {
  transform: scale(1.3);
}

.card-icon {
  width: 54px;
  height: 54px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  font-size: 1.4rem;
  background: linear-gradient(135deg, rgba(224, 122, 95, 0.14), rgba(122, 158, 173, 0.12));
  color: #C96A4A;
  position: relative;
  z-index: 1;
  transition: transform 0.4s ease;
}

.category-card:hover .card-icon {
  transform: scale(1.08) rotate(-4deg);
}

.card-link {
  font-weight: 700;
  font-size: 0.88rem;
  text-decoration: none;
  color: #E07A5F;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 6px;
  position: relative;
  z-index: 1;
  transition: gap 0.3s ease, color 0.3s ease;
}

.card-link:hover {
  gap: 12px;
  color: #B25B44;
}

/* =============================================
   特性块
   ============================================= */
.feature-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.feature-image {
  border-radius: 26px;
  overflow: hidden;
  position: relative;
  box-shadow: 0 24px 64px rgba(170, 140, 120, 0.16);
}

.feature-image::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, transparent 60%, rgba(224, 122, 95, 0.12));
  border-radius: inherit;
}

.feature-image img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform 0.6s ease;
}

.feature-image:hover img {
  transform: scale(1.03);
}

.feature-text {
  padding: 12px 0;
}

.feature-list {
  list-style: none;
  margin-top: 20px;
}

.feature-list li {
  padding: 10px 0;
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 500;
  color: #4A4541;
  border-bottom: 1px solid rgba(122, 158, 173, 0.1);
}

.feature-list li:last-child {
  border-bottom: none;
}

.feature-list li::before {
  content: '✦';
  font-weight: 700;
  color: #E07A5F;
  font-size: 1.1rem;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: rgba(224, 122, 95, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
}

/* =============================================
   数据条
   ============================================= */
.stats-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 36px;
  text-align: center;
}

.stat-item {
  padding: 32px 20px;
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.85);
  box-shadow: 0 6px 24px rgba(170, 140, 120, 0.08);
  backdrop-filter: blur(6px);
  transition: transform 0.35s ease, box-shadow 0.35s ease;
}

.stat-item:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 40px rgba(170, 140, 120, 0.14);
}

.stat-number {
  font-size: 3rem;
  font-weight: 900;
  letter-spacing: -0.03em;
  background: linear-gradient(135deg, #E07A5F, #7A9EAD);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.1;
}

.stat-label {
  font-size: 0.92rem;
  opacity: 0.7;
  margin-top: 10px;
  font-weight: 500;
  letter-spacing: 0.04em;
}

/* =============================================
   内容墙 — 竖向画廊
   ============================================= */
.content-wall {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 32px;
}

.content-wall-item {
  border-radius: 22px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.8);
  box-shadow: 0 10px 36px rgba(170, 140, 120, 0.08);
  transition: all 0.4s cubic-bezier(0.22, 1, 0.36, 1);
  position: relative;
}

.content-wall-item:hover {
  transform: translateY(-8px) scale(1.01);
  box-shadow: 0 22px 56px rgba(170, 140, 120, 0.18);
  border-color: rgba(224, 122, 95, 0.3);
}

.content-wall-item img {
  width: 100%;
  height: 215px;
  object-fit: cover;
  transition: transform 0.5s ease;
}

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

.content-wall-body {
  padding: 24px;
}

.content-wall-body h4 {
  font-weight: 700;
  margin-bottom: 8px;
  color: #2D2A27;
}

.content-wall-body p {
  font-size: 0.9rem;
  color: #7C746F;
  line-height: 1.6;
}

/* =============================================
   FAQ
   ============================================= */
.faq-list {
  max-width: 820px;
  margin: 0 auto;
}

.faq-item {
  border: 1px solid rgba(220, 206, 194, 0.5);
  border-radius: 18px;
  margin-bottom: 14px;
  overflow: hidden;
  cursor: pointer;
  background: rgba(255, 255, 255, 0.5);
  transition: all 0.35s ease;
}

.faq-item:hover {
  background: rgba(255, 255, 255, 0.82);
  border-color: rgba(224, 122, 95, 0.3);
  box-shadow: 0 8px 28px rgba(170, 140, 120, 0.1);
}

.faq-item .faq-question {
  padding: 18px 24px;
  font-weight: 600;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: #2D2A27;
  letter-spacing: 0.01em;
}

.faq-item .faq-question::after {
  content: '+';
  font-size: 1.4rem;
  font-weight: 400;
  color: #E07A5F;
  transition: transform 0.4s ease, color 0.3s ease;
}

.faq-item.open .faq-question::after {
  transform: rotate(45deg);
  color: #7A9EAD;
}

.faq-item .faq-answer {
  padding: 0 24px 18px;
  display: none;
  opacity: 0.7;
  color: #4A4541;
  line-height: 1.7;
}

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

/* =============================================
   CTA 横幅
   ============================================= */
.cta-banner {
  padding: 64px 32px;
  text-align: center;
  border-radius: 32px;
  color: #fff;
  background: linear-gradient(135deg, #E07A5F 0%, #D06B4C 40%, #7A9EAD 100%);
  background-size: 160% 160%;
  animation: ctaGradient 6s ease infinite alternate;
  position: relative;
  overflow: hidden;
  box-shadow: 0 24px 64px rgba(200, 120, 90, 0.35);
}

@keyframes ctaGradient {
  0% { background-position: 0% 50%; }
  100% { background-position: 100% 50%; }
}

.cta-banner::before {
  content: '';
  position: absolute;
  top: -60px;
  right: -40px;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  transition: transform 0.6s ease;
}

.cta-banner::after {
  content: '';
  position: absolute;
  bottom: -50px;
  left: -30px;
  width: 150px;
  height: 150px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
}

.cta-banner:hover::before {
  transform: scale(1.2);
}

.cta-banner h2 {
  color: #fff;
  font-size: 2rem;
  margin-bottom: 12px;
}

.cta-banner .btn-primary {
  background: #fff;
  color: #B25B44;
}

.cta-banner .btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 14px 36px rgba(255, 255, 255, 0.25);
}

/* =============================================
   页脚
   ============================================= */
.site-footer {
  padding: 72px 0 32px;
  background: rgba(240, 234, 226, 0.6);
  border-top: 1px solid rgba(216, 202, 192, 0.3);
  position: relative;
  overflow: hidden;
}

.site-footer::before {
  content: '';
  position: absolute;
  bottom: -80px;
  right: -100px;
  width: 260px;
  height: 260px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(122, 158, 173, 0.12), transparent 70%);
}

.site-footer::after {
  content: '';
  position: absolute;
  top: -60px;
  left: -80px;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(224, 122, 95, 0.1), transparent 70%);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 56px;
  position: relative;
  z-index: 1;
}

.footer-brand {
  max-width: 320px;
}

.footer-brand .logo {
  margin-bottom: 16px;
}

.footer-brand p {
  font-size: 0.9rem;
  opacity: 0.6;
  line-height: 1.7;
}

.footer-col h5 {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 18px;
  color: #2D2A27;
  letter-spacing: 0.04em;
}

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

.footer-col ul li {
  padding: 5px 0;
}

.footer-col ul li a {
  color: #6B645F;
  text-decoration: none;
  font-size: 0.9rem;
  transition: color 0.3s ease, padding-left 0.3s ease;
}

.footer-col ul li a:hover {
  color: #E07A5F;
  padding-left: 5px;
}

.footer-bottom {
  border-top: 1px solid rgba(200, 188, 176, 0.4);
  margin-top: 48px;
  padding-top: 24px;
  text-align: center;
  font-size: 0.85rem;
  color: #8C8580;
  position: relative;
  z-index: 1;
}

/* =============================================
   工具类
   ============================================= */
.text-accent {
  color: #E07A5F;
}

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

.seo-description {
  max-width: 640px;
  margin: 0 auto 56px;
  opacity: 0.7;
  color: #4A4541;
  line-height: 1.8;
}

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

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

/* =============================================
   响应式
   ============================================= */
@media (max-width: 768px) {
  .site-header {
    top: 12px;
    width: calc(100% - 36px);
  }

  .main-nav {
    display: none;
  }

  .main-nav.open {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    position: absolute;
    top: 78px;
    left: 12px;
    width: calc(100% - 24px);
    background: rgba(255, 253, 250, 0.98);
    padding: 24px 28px;
    gap: 20px;
    border-radius: 20px;
    box-shadow: 0 24px 60px rgba(170, 140, 120, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.6);
    backdrop-filter: blur(20px);
  }

  .menu-toggle {
    display: flex;
  }

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

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

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

  .hero {
    padding-top: 110px;
    min-height: auto;
  }
}

@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;
  }

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

  .section {
    padding: 68px 0;
  }

  .cta-banner {
    border-radius: 22px;
    padding: 40px 20px;
  }

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

  .header-inner {
    height: 60px;
    padding: 0 20px;
  }

  .logo {
    font-size: 1.05rem;
  }

  .logo-icon {
    width: 32px;
    height: 32px;
    font-size: 0.9rem;
  }
}