/* ==========================================
   禁漫天堂 · 波普漫画 / 孟菲斯视觉系统
   ========================================== */

:root {
  --ink: #2B2A29;
  --cream: #FFF9ED;
  --coral: #FF6B5E;
  --yellow: #FFD166;
  --teal: #4ECDC4;
  --lavender: #B5A8FF;
  --pink: #F9A8D4;
  --peach: #FFB08E;
}

*, *::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: var(--cream);
  background-image: radial-gradient(#E7DCC3 1px, transparent 1px);
  background-size: 28px 28px;
  color: var(--ink);
  line-height: 1.6;
}

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

/* 核心布局 — 必须居中 */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 2;
}

.section {
  padding: 90px 0;
  position: relative;
}

.section:nth-child(even) {
  background: #FFF4F0;
}

/* 导航 — 固定顶部 */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(255, 249, 237, 0.94);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 3px dashed var(--ink);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 900;
  font-size: 1.35rem;
  text-decoration: none;
  color: inherit;
  letter-spacing: -0.5px;
  font-style: italic;
  transform: rotate(-1deg);
}

.logo-icon {
  width: 42px;
  height: 42px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  background: var(--yellow);
  border: 2px solid var(--ink);
  box-shadow: 3px 3px 0 var(--coral);
}

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

.main-nav a {
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 800;
  letter-spacing: 0.3px;
  color: var(--ink);
  padding: 6px 2px;
  border-bottom: 3px solid transparent;
  transition: 0.2s;
}

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

.nav-cta {
  padding: 9px 22px;
  border-radius: 30px;
  color: #fff !important;
  font-weight: 800;
  background: var(--coral);
  border: 2px solid var(--ink);
  box-shadow: 3px 3px 0 var(--ink);
  transition: 0.15s ease;
}

.nav-cta:hover {
  background: var(--teal);
  color: var(--ink) !important;
  transform: translate(-1px, -1px);
  box-shadow: 5px 5px 0 var(--ink);
}

.menu-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: 2px solid var(--ink);
  background: #fff;
  border-radius: 12px;
  box-shadow: 3px 3px 0 var(--ink);
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  cursor: pointer;
}

/* 首页Hero */
.hero {
  min-height: 78vh;
  display: flex;
  align-items: center;
  position: relative;
  padding: 130px 0 70px;
}

.hero::before {
  content: '★';
  position: absolute;
  font-size: 6rem;
  color: var(--yellow);
  top: 16%;
  right: 7%;
  transform: rotate(18deg);
  z-index: 0;
  text-shadow: 4px 4px 0 var(--ink);
  line-height: 1;
}

.hero::after {
  content: '';
  position: absolute;
  width: 110px;
  height: 110px;
  background: var(--teal);
  border: 3px solid var(--ink);
  border-radius: 32px;
  bottom: 14%;
  right: 22%;
  transform: rotate(12deg);
  z-index: 0;
  opacity: 0.45;
}

.hero-content {
  max-width: 760px;
  position: relative;
  z-index: 1;
  padding: 34px 40px;
  background: rgba(255, 249, 237, 0.88);
  border: 3px solid var(--ink);
  border-radius: 30px;
  box-shadow: 12px 12px 0 var(--coral);
  transform: rotate(-0.6deg);
}

.hero-content::after {
  content: '';
  position: absolute;
  right: -20px;
  top: 46px;
  width: 18px;
  height: 18px;
  background: var(--cream);
  border-top: 3px solid var(--ink);
  border-right: 3px solid var(--ink);
  border-radius: 4px;
  transform: rotate(45deg) skewY(4deg);
}

.hero-eyebrow {
  display: inline-block;
  font-size: 0.82rem;
  font-weight: 900;
  letter-spacing: 1px;
  padding: 5px 16px;
  border-radius: 30px;
  margin-bottom: 18px;
  background: var(--yellow);
  border: 2px solid var(--ink);
  box-shadow: 3px 3px 0 var(--coral);
  text-transform: uppercase;
}

.hero h1 {
  font-size: 2.8rem;
  line-height: 1.15;
  margin-bottom: 20px;
  font-weight: 900;
  letter-spacing: -1.5px;
  text-transform: uppercase;
  display: inline-block;
  background: linear-gradient(180deg, transparent 62%, var(--yellow) 62%);
  padding: 0 6px;
  transform: rotate(-1deg);
}

.hero p {
  font-size: 1.05rem;
  opacity: 0.75;
  max-width: 560px;
  margin-bottom: 34px;
  font-weight: 500;
}

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

.hero-image {
  border-radius: 24px;
  overflow: hidden;
  margin-top: 40px;
  border: 3px solid var(--ink);
  box-shadow: 10px 10px 0 var(--lavender);
  transform: rotate(1deg);
}

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

/* 按钮 */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 30px;
  border-radius: 40px;
  font-weight: 800;
  cursor: pointer;
  border: 2px solid var(--ink);
  text-decoration: none;
  transition: all 0.12s ease;
  box-shadow: 4px 4px 0 var(--ink);
  font-size: 0.95rem;
  letter-spacing: 0.2px;
}

.btn:hover {
  transform: translate(2px, 2px);
  box-shadow: 2px 2px 0 var(--ink);
}

.btn-primary {
  background: var(--coral);
  color: #fff;
}

.btn-primary:hover {
  background: var(--teal);
  color: var(--ink);
}

.btn-outline {
  background: #fff;
  border: 2px solid var(--ink);
  color: var(--ink) !important;
}

.btn-outline:hover {
  background: var(--yellow);
}

/* 标签/标题 */
.section-label {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 1.5px;
  margin-bottom: 14px;
  background: var(--yellow);
  border: 2px solid var(--ink);
  border-radius: 30px;
  padding: 4px 14px;
  text-transform: uppercase;
  box-shadow: 3px 3px 0 var(--coral);
}

.section-title {
  font-size: 2.3rem;
  margin-bottom: 14px;
  font-weight: 900;
  letter-spacing: -1px;
  line-height: 1.2;
}

.section-title::marker,
.section-title i {
  color: var(--coral);
  font-style: normal;
}

.section-desc {
  max-width: 600px;
  opacity: 0.72;
  margin-bottom: 44px;
  font-size: 1.02rem;
  font-weight: 500;
}

/* 卡片网格 */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 30px;
}

.category-card {
  border-radius: 20px;
  padding: 30px 28px;
  border: 2px solid var(--ink);
  background: #fff;
  box-shadow: 6px 6px 0 var(--teal);
  position: relative;
  overflow: hidden;
  transition: all 0.16s ease;
}

.category-card::before {
  content: '●';
  position: absolute;
  right: 14px;
  top: 6px;
  font-size: 2.4rem;
  color: var(--coral);
  opacity: 0.2;
  line-height: 1;
}

.category-card:hover {
  transform: rotate(-1deg) translate(-3px, -3px);
  box-shadow: 10px 10px 0 var(--yellow);
}

.card-icon {
  width: 52px;
  height: 52px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  font-size: 1.4rem;
  background: var(--lavender);
  border: 2px solid var(--ink);
  box-shadow: 3px 3px 0 var(--ink);
}

.card-link {
  font-weight: 900;
  font-size: 0.82rem;
  text-decoration: none;
  color: var(--coral);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  display: inline-block;
  margin-top: 8px;
}

.card-link:hover {
  color: var(--ink);
  text-decoration: underline wavy var(--coral) 2px;
}

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

.feature-block + .feature-block {
  margin-top: 60px;
}

.feature-image {
  border-radius: 24px;
  overflow: hidden;
  border: 3px solid var(--ink);
  box-shadow: 10px 10px 0 var(--lavender);
  transform: rotate(-1.2deg);
  transition: transform 0.2s;
}

.feature-image:hover {
  transform: rotate(0deg) scale(1.01);
}

.feature-block:nth-of-type(even) .feature-image {
  transform: rotate(1.2deg);
  box-shadow: 10px 10px 0 var(--yellow);
}

.feature-block:nth-of-type(even) .feature-image:hover {
  transform: rotate(0deg) scale(1.01);
}

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

.feature-text {
  padding: 24px;
  background: rgba(255, 255, 255, 0.6);
  border: 2px dashed var(--coral);
  border-radius: 24px;
}

.feature-text h3 {
  font-size: 1.4rem;
  font-weight: 900;
  margin-bottom: 12px;
}

.feature-text p {
  opacity: 0.75;
  margin-bottom: 16px;
}

.feature-list {
  list-style: none;
}

.feature-list li {
  padding: 6px 0;
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
}

.feature-list li::before {
  content: '✦';
  font-weight: 900;
  color: var(--coral);
  font-size: 1.1rem;
}

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

.stat-item {
  padding: 26px 18px;
  border-radius: 24px;
  border: 2px solid var(--ink);
  background: var(--teal);
  box-shadow: 5px 5px 0 var(--ink);
  transform: rotate(-1deg);
  transition: 0.15s;
}

.stat-item:nth-child(even) {
  transform: rotate(1deg);
  background: var(--yellow);
}

.stat-item:nth-child(3) {
  background: var(--lavender);
}

.stat-item:nth-child(4) {
  background: var(--pink);
}

.stat-item:hover {
  transform: rotate(0deg) translateY(-6px);
  box-shadow: 8px 8px 0 var(--ink);
}

.stat-number {
  font-size: 2.6rem;
  font-weight: 900;
  letter-spacing: -1px;
  line-height: 1.1;
}

.stat-label {
  font-size: 0.9rem;
  opacity: 0.75;
  font-weight: 700;
  margin-top: 8px;
}

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

.content-wall-item {
  border-radius: 20px;
  overflow: hidden;
  border: 2px solid var(--ink);
  background: #fff;
  box-shadow: 5px 5px 0 var(--pink);
  transition: all 0.15s ease;
}

.content-wall-item:hover {
  transform: rotate(0.7deg) translateY(-6px);
  box-shadow: 9px 9px 0 var(--yellow);
}

.content-wall-item img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-bottom: 2px solid var(--ink);
  display: block;
}

.content-wall-body {
  padding: 22px 22px 26px;
  background: var(--cream);
}

.content-wall-body h3 {
  font-size: 1.15rem;
  font-weight: 900;
  margin-bottom: 6px;
}

.content-wall-body p {
  font-size: 0.92rem;
  opacity: 0.65;
  margin-bottom: 12px;
}

.content-wall-body .tag {
  display: inline-block;
  background: var(--lavender);
  border: 1.5px solid var(--ink);
  padding: 2px 10px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 800;
}

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

.faq-item {
  border: 2px solid var(--ink);
  border-radius: 18px;
  margin-bottom: 16px;
  overflow: hidden;
  cursor: pointer;
  background: #fff;
  box-shadow: 4px 4px 0 var(--lavender);
  transition: 0.15s;
}

.faq-item.open {
  box-shadow: 7px 7px 0 var(--yellow);
  transform: translate(-1px, -1px);
}

.faq-item .faq-question {
  padding: 18px 22px;
  font-weight: 800;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--yellow);
  border-bottom: 2px solid var(--ink);
  font-size: 1rem;
}

.faq-item:nth-child(even) .faq-question {
  background: var(--teal);
}

.faq-item .faq-question::after {
  content: '＋';
  font-size: 1.5rem;
  font-weight: 900;
  line-height: 1;
  color: var(--ink);
}

.faq-item.open .faq-question::after {
  content: '－';
}

.faq-item .faq-answer {
  padding: 0 22px 18px;
  display: none;
  opacity: 0.75;
  font-weight: 500;
}

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

/* CTA横幅 */
.cta-banner {
  padding: 58px 24px;
  text-align: center;
  border-radius: 28px;
  color: var(--ink);
  background: repeating-linear-gradient(135deg, var(--coral) 0px, var(--coral) 18px, var(--peach) 18px, var(--peach) 36px);
  border: 3px solid var(--ink);
  box-shadow: 12px 12px 0 var(--yellow);
  position: relative;
  overflow: hidden;
}

.cta-banner::before {
  content: '✿';
  position: absolute;
  font-size: 4.5rem;
  left: 22px;
  bottom: 8px;
  color: var(--yellow);
  opacity: 0.6;
  text-shadow: 3px 3px 0 var(--ink);
  line-height: 1;
}

.cta-banner::after {
  content: '✿';
  position: absolute;
  font-size: 3.2rem;
  right: 24px;
  top: -6px;
  color: var(--teal);
  opacity: 0.7;
  text-shadow: 3px 3px 0 var(--ink);
  line-height: 1;
}

.cta-banner h2 {
  color: var(--ink) !important;
  font-size: 2.3rem;
  font-weight: 900;
  letter-spacing: -1px;
  text-transform: uppercase;
  margin-bottom: 14px;
}

.cta-banner p {
  max-width: 560px;
  margin: 0 auto 30px;
  opacity: 0.85;
  font-weight: 600;
}

.cta-banner .btn-primary {
  background: var(--ink);
  color: #fff !important;
  border: 2px solid var(--ink);
  box-shadow: 4px 4px 0 #fff;
  position: relative;
  z-index: 2;
}

.cta-banner .btn-primary:hover {
  background: var(--teal);
  color: var(--ink) !important;
  box-shadow: 4px 4px 0 var(--ink);
}

/* 页脚 */
.site-footer {
  padding: 64px 0 30px;
  background: linear-gradient(180deg, var(--yellow) 0%, #FFE9A8 100%);
  border-top: 3px solid var(--ink);
  margin-top: 60px;
  color: var(--ink);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
}

.footer-brand p {
  opacity: 0.7;
  font-weight: 500;
  max-width: 340px;
  margin-top: 12px;
}

.footer-col {
  font-weight: 600;
}

.footer-col h4 {
  font-size: 1rem;
  font-weight: 900;
  letter-spacing: 0.6px;
  text-transform: uppercase;
  margin-bottom: 16px;
  border-bottom: 2px dashed var(--ink);
  display: inline-block;
  padding-bottom: 4px;
}

.footer-col a {
  display: block;
  color: var(--ink);
  text-decoration: none;
  padding: 4px 0;
  font-weight: 600;
  opacity: 0.75;
  transition: 0.15s;
}

.footer-col a:hover {
  opacity: 1;
  color: var(--coral);
  transform: translateX(4px);
}

.footer-bottom {
  border-top: 2px dashed var(--ink);
  margin-top: 48px;
  padding-top: 22px;
  text-align: center;
  font-size: 0.85rem;
  font-weight: 800;
  letter-spacing: 0.5px;
}

/* 工具类 */
.text-accent {
  color: var(--coral);
  font-weight: 800;
}

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

.seo-description {
  max-width: 600px;
  margin: 0 auto 48px;
  opacity: 0.75;
  background: rgba(255, 255, 255, 0.6);
  border-left: 6px solid var(--coral);
  padding: 16px 22px;
  border-radius: 14px;
  font-weight: 500;
}

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

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

/* Responsive */
@media (max-width: 900px) {
  .hero h1 {
    font-size: 2.3rem;
  }

  .hero-content {
    padding: 28px 24px;
  }

  .feature-block {
    gap: 48px;
  }

  .cta-banner h2 {
    font-size: 1.9rem;
  }
}

@media (max-width: 768px) {
  .section {
    padding: 70px 0;
  }

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

  .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: 76px;
    left: 0;
    width: 100%;
    background: var(--cream);
    padding: 24px;
    border-bottom: 3px dashed var(--ink);
    gap: 18px;
  }

  .main-nav.open a {
    font-size: 1.1rem;
  }

  .hero {
    padding: 110px 0 60px;
  }

  .hero::before,
  .hero::after {
    display: none;
  }

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

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

  .btn {
    justify-content: center;
  }

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

  .stat-item {
    transform: rotate(0deg) !important;
  }
}

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

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .hero-buttons {
    flex-direction: column;
  }

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

  .hero h1 {
    font-size: 1.7rem;
  }

  .hero-content {
    border-radius: 22px;
    box-shadow: 8px 8px 0 var(--coral);
    padding: 24px 20px;
  }

  .cta-banner {
    padding: 40px 18px;
    box-shadow: 8px 8px 0 var(--yellow);
  }

  .cta-banner h2 {
    font-size: 1.5rem;
  }

  .stat-number {
    font-size: 2rem;
  }
}