/* ============================================================
   污漫画 — RISO COMIC DESIGN SYSTEM
   风格：奶油纸感 + 丝网印刷漫画 + 硬阴影贴纸
   ============================================================ */

/* 基础重置 */
*, *::before, *::after { margin:0; padding:0; box-sizing:border-box; }

html { scroll-behavior:smooth; -webkit-text-size-adjust:100%; }

body {
  font-family: system-ui, 'PingFang SC', 'Microsoft YaHei', sans-serif;
  overflow-x:hidden;
  color:#2A1B3D;
  background-color:#FFF7F0;
  background-image:
    radial-gradient(rgba(255,77,109,0.14) 1.3px, transparent 1.3px),
    radial-gradient(rgba(0,194,168,0.10) 1.3px, transparent 1.3px);
  background-size:24px 24px, 24px 24px;
  background-position:0 0, 12px 12px;
  line-height:1.6;
  font-weight:400;
  letter-spacing:0.01em;
}

::selection { background:#FFE066; color:#2A1B3D; }

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

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

.section:nth-child(even) { background:#f8f9fa; background:#FFF1F6; }

/* 导航 — 固定顶部 */
.site-header {
  position:fixed; top:0; left:0; width:100%; z-index:1000;
  background:rgba(255,247,240,0.95);
  -webkit-backdrop-filter:blur(10px) saturate(160%);
  backdrop-filter:blur(10px) saturate(160%);
  border-bottom:1px solid #eee;
  border-bottom:3px solid #2A1B3D;
}

.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:8px;
  font-weight:700; font-size:1.2rem;
  text-decoration:none; color:inherit;
  font-weight:900; letter-spacing:-0.01em;
}

.logo-icon {
  width:36px; height:36px; border-radius:8px;
  display:flex; align-items:center; justify-content:center; font-size:1rem;
  border-radius:11px;
  background:linear-gradient(135deg,#FF4D6D 0%,#FF8A5B 55%,#FFC93C 100%);
  border:2.5px solid #2A1B3D;
  box-shadow:3px 3px 0 #2A1B3D;
  transform:rotate(-6deg);
  transition:transform .25s cubic-bezier(.34,1.56,.64,1);
}

.logo:hover .logo-icon { transform:rotate(8deg) scale(1.06); }

.main-nav { display:flex; align-items:center; gap:24px; list-style:none; }

.main-nav a {
  text-decoration:none; font-size:0.9rem; font-weight:500; transition:0.2s;
  color:#2A1B3D; font-weight:700; position:relative; padding:4px 2px;
  letter-spacing:0.02em;
}

.main-nav a::after {
  content:''; position:absolute; left:0; bottom:-2px;
  width:0; height:3px; border-radius:3px;
  background:#00C2A8; transition:width .28s ease;
}

.main-nav a:hover { color:#FF4D6D; }
.main-nav a:hover::after { width:100%; }

.nav-cta {
  padding:8px 20px; border-radius:8px; color:#fff!important; font-weight:600;
  background:#FF4D6D;
  border-radius:999px;
  border:2.5px solid #2A1B3D;
  box-shadow:3px 3px 0 #2A1B3D;
  transition:transform .16s ease, box-shadow .16s ease, background .2s;
}

.nav-cta:hover {
  background:#FF3358;
  transform:translate(1px,1px);
  box-shadow:2px 2px 0 #2A1B3D;
}

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

.menu-toggle {
  display:none; background:#FFE066; border:2.5px solid #2A1B3D;
  border-radius:10px; width:42px; height:38px; align-items:center;
  justify-content:center; font-size:1.1rem; cursor:pointer;
  box-shadow:3px 3px 0 #2A1B3D;
}

/* 首页Hero */
.hero {
  min-height:70vh; display:flex; align-items:center;
  padding:132px 0 84px;
  position:relative; overflow:hidden;
}

.hero::before {
  content:''; position:absolute; z-index:0;
  width:460px; height:460px; top:-120px; right:-120px;
  border-radius:50%;
  background:radial-gradient(circle at 35% 35%, rgba(255,77,109,.28), rgba(255,77,109,0) 68%);
  pointer-events:none;
}

.hero::after {
  content:''; position:absolute; z-index:0;
  width:380px; height:380px; bottom:-160px; left:-140px;
  border-radius:50%;
  background:radial-gradient(circle at 60% 40%, rgba(0,194,168,.24), rgba(0,194,168,0) 70%);
  pointer-events:none;
}

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

.hero-eyebrow {
  display:inline-block; font-size:0.85rem; font-weight:600;
  padding:4px 14px; border-radius:20px; margin-bottom:16px;
  background:#FFE066; border:2.5px solid #2A1B3D;
  border-radius:999px; padding:6px 18px;
  box-shadow:3px 3px 0 #2A1B3D;
  font-weight:800; letter-spacing:0.06em;
  transform:rotate(-1.5deg);
}

.hero h1 {
  font-size:2.8rem; line-height:1.2; margin-bottom:20px;
  font-size:clamp(2.1rem, 5.2vw, 3.6rem);
  font-weight:900; line-height:1.12; letter-spacing:-0.025em;
  margin-bottom:22px; text-wrap:balance;
}

.hero p {
  font-size:1.1rem; opacity:0.7; max-width:560px; margin-bottom:32px;
  font-size:1.08rem; opacity:0.78; line-height:1.85;
}

.hero-buttons { display:flex; gap:14px; flex-wrap:wrap; }

.hero-image { border-radius:12px; overflow:hidden; }

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

/* 按钮 */
.btn {
  display:inline-flex; align-items:center; gap:8px;
  padding:12px 28px; border-radius:8px; font-weight:600;
  cursor:pointer; border:none; text-decoration:none; transition:0.2s;
  border-radius:999px; border:2.5px solid #2A1B3D;
  font-weight:800; font-size:0.95rem; letter-spacing:0.02em;
  box-shadow:4px 4px 0 #2A1B3D;
  transition:transform .16s cubic-bezier(.34,1.56,.64,1), box-shadow .16s ease, background .2s;
}

.btn:hover { transform:translate(2px,2px); box-shadow:1px 1px 0 #2A1B3D; }
.btn:active { transform:translate(4px,4px); box-shadow:0 0 0 #2A1B3D; }

.btn-primary {
  color:#fff;
  background:linear-gradient(135deg,#FF4D6D,#FF7A5C);
}

.btn-primary:hover { background:linear-gradient(135deg,#FF3358,#FF6A48); }

.btn-outline {
  background:transparent; border:1.5px solid;
  border:2.5px solid #2A1B3D; background:#fff; color:#2A1B3D;
}

.btn-outline:hover { background:#FFF1F6; color:#FF4D6D; }

/* 标签/标题 */
.section-label {
  display:inline-block; font-size:0.8rem; font-weight:600;
  letter-spacing:2px; margin-bottom:12px;
  color:#FF4D6D; font-weight:900; letter-spacing:0.28em;
  text-transform:uppercase; position:relative; padding-left:26px;
}

.section-label::before {
  content:''; position:absolute; left:0; top:50%;
  transform:translateY(-50%);
  width:16px; height:4px; border-radius:4px;
  background:#00C2A8;
}

.section-title {
  font-size:2rem; margin-bottom:14px;
  font-size:clamp(1.6rem, 3.4vw, 2.5rem);
  font-weight:900; line-height:1.2; letter-spacing:-0.02em;
  text-wrap:balance;
}

.section-desc { max-width:600px; opacity:0.7; margin-bottom:40px; opacity:0.78; line-height:1.85; }

/* 卡片网格 */
.cards-grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(260px,1fr)); gap:24px; }

.category-card {
  border-radius:12px; padding:28px; border:1px solid #eee; transition:0.2s;
  background:#fff;
  border:2.5px solid #2A1B3D;
  border-radius:20px;
  box-shadow:6px 6px 0 rgba(42,27,61,0.9);
  transition:transform .22s cubic-bezier(.34,1.56,.64,1), box-shadow .22s ease;
  position:relative; overflow:hidden;
}

.category-card::after {
  content:''; position:absolute; inset:auto -30px -30px auto;
  width:90px; height:90px; border-radius:50%;
  background:radial-gradient(circle, rgba(255,201,60,.35), rgba(255,201,60,0) 70%);
  pointer-events:none;
}

.category-card:hover {
  transform:translate(-3px,-3px);
  box-shadow:10px 10px 0 #FFC93C, 10px 10px 0 3px #2A1B3D;
}

.card-icon {
  width:48px; height:48px; border-radius:10px;
  display:flex; align-items:center; justify-content:center;
  margin-bottom:16px; font-size:1.3rem;
  border-radius:14px; border:2.5px solid #2A1B3D;
  background:#FF4D6D; box-shadow:3px 3px 0 #2A1B3D;
  transform:rotate(-4deg); color:#fff;
  transition:transform .25s cubic-bezier(.34,1.56,.64,1);
}

.category-card:hover .card-icon { transform:rotate(6deg) scale(1.05); }

.category-card:nth-child(3n+2) .card-icon { background:#00C2A8; }
.category-card:nth-child(3n+3) .card-icon { background:#FFC93C; color:#2A1B3D; }

.card-link {
  font-weight:600; font-size:0.85rem; text-decoration:none;
  color:#FF4D6D; font-weight:900; letter-spacing:0.04em;
  display:inline-flex; align-items:center; gap:6px;
  border-bottom:2px solid rgba(255,77,109,0.3);
  transition:gap .2s ease, border-color .2s ease;
}

.card-link::after { content:'→'; transition:transform .2s ease; }

.card-link:hover { border-color:#FF4D6D; }
.card-link:hover::after { transform:translateX(3px); }

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

.feature-image { border-radius:12px; overflow:hidden; }

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

.feature-image {
  border:3px solid #2A1B3D;
  border-radius:22px;
  box-shadow:10px 10px 0 #7B5CFF;
  background:#fff;
  transform:rotate(-1deg);
}

.feature-text { }

.feature-text .section-title { margin-bottom:16px; }

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

.feature-list li {
  padding:6px 0; display:flex; align-items:center; gap:8px;
  padding:9px 0; gap:12px; font-weight:600; font-size:0.98rem;
}

.feature-list li::before {
  content:'✓'; font-weight:700;
  width:26px; height:26px; flex:0 0 26px;
  border-radius:50%;
  background:#00C2A8; color:#fff;
  border:2.5px solid #2A1B3D;
  display:flex; align-items:center; justify-content:center;
  font-size:0.72rem; box-shadow:2px 2px 0 #2A1B3D;
}

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

.stat-item {
  padding:24px; border-radius:12px; border:1px solid #eee;
  background:#fff; border:2.5px solid #2A1B3D;
  border-radius:20px; padding:32px 20px;
  box-shadow:5px 5px 0 #2A1B3D;
  transition:transform .2s ease, box-shadow .2s ease;
}

.stat-item:hover { transform:translateY(-4px); box-shadow:5px 10px 0 #FF4D6D; }

.stat-number {
  font-size:2.2rem; font-weight:800;
  font-size:clamp(1.8rem, 3.6vw, 2.6rem);
  font-weight:900; line-height:1; letter-spacing:-0.03em;
  color:#FF4D6D;
}

.stat-item:nth-child(2) .stat-number { color:#00C2A8; }
.stat-item:nth-child(3) .stat-number { color:#7B5CFF; }
.stat-item:nth-child(4) .stat-number { color:#F2A600; }

.stat-label { font-size:0.9rem; opacity:0.6; margin-top:6px; font-weight:700; letter-spacing:0.08em; opacity:0.7; }

/* 内容墙 */
.content-wall { display:grid; grid-template-columns:repeat(auto-fill,minmax(280px,1fr)); gap:24px; }

.content-wall-item {
  border-radius:12px; overflow:hidden; border:1px solid #eee; transition:0.2s;
  background:#fff; border:2.5px solid #2A1B3D;
  border-radius:20px;
  box-shadow:6px 6px 0 rgba(42,27,61,0.9);
  transition:transform .22s cubic-bezier(.34,1.56,.64,1), box-shadow .22s ease;
}

.content-wall-item:hover {
  transform:translate(-3px,-3px);
  box-shadow:10px 10px 0 #00C2A8, 10px 10px 0 3px #2A1B3D;
}

.content-wall-item img { width:100%; height:200px; object-fit:cover; display:block; border-bottom:2.5px solid #2A1B3D; }

.content-wall-body { padding:20px; }
.content-wall-body h3 { font-weight:900; font-size:1.05rem; letter-spacing:-0.01em; margin-bottom:6px; }
.content-wall-body p { font-size:0.88rem; opacity:0.72; line-height:1.7; }

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

.faq-item {
  border:1px solid #eee; border-radius:10px; margin-bottom:8px;
  overflow:hidden; cursor:pointer;
  background:#fff; border:2.5px solid #2A1B3D;
  border-radius:16px; margin-bottom:14px;
  box-shadow:4px 4px 0 rgba(42,27,61,0.9);
  transition:box-shadow .2s ease, transform .2s ease;
}

.faq-item:hover { transform:translate(-1px,-1px); box-shadow:6px 6px 0 #FFC93C; }

.faq-item .faq-question {
  padding:16px 20px; font-weight:600; display:flex; justify-content:space-between;
  padding:18px 22px; font-weight:800; font-size:0.99rem; gap:16px;
  align-items:center;
}

.faq-item .faq-question::after {
  content:'+'; font-size:1.3rem; font-weight:900; color:#FF4D6D;
  transition:transform .25s ease; line-height:1;
}

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

.faq-item .faq-answer { padding:0 20px 16px; display:none; opacity:0.7; padding:0 22px 20px; opacity:0.78; line-height:1.85; font-size:0.94rem; }

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

.faq-item.open { box-shadow:6px 6px 0 #FF4D6D; background:#FFF9FB; }

/* CTA横幅 */
.cta-banner {
  padding:56px 24px; text-align:center; border-radius:12px; color:#fff;
  background:linear-gradient(120deg,#FF4D6D 0%,#FF7A5C 48%,#7B5CFF 100%);
  border:3px solid #2A1B3D;
  border-radius:28px;
  box-shadow:12px 12px 0 #2A1B3D;
  position:relative; overflow:hidden;
}

.cta-banner::before {
  content:''; position:absolute; inset:0;
  background-image:radial-gradient(rgba(255,255,255,0.22) 2px, transparent 2px);
  background-size:18px 18px;
  pointer-events:none;
}

.cta-banner h2 { color:#fff; font-weight:900; font-size:clamp(1.5rem,3vw,2.2rem); letter-spacing:-0.02em; position:relative; }

.cta-banner p { position:relative; opacity:0.92; margin:12px auto 28px; max-width:560px; }

.cta-banner .btn-primary { background:#fff; color:#2A1B3D; position:relative; }

.cta-banner .btn-primary:hover { background:#FFE066; }

/* 页脚 */
.site-footer { padding:56px 0 28px; background:#FFF1F6; border-top:3px solid #2A1B3D; }

.site-footer .container { }

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

.footer-brand { }

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

.footer-brand p { font-size:0.9rem; opacity:0.72; line-height:1.85; max-width:300px; }

.footer-col { }

.footer-col h4 {
  font-size:0.85rem; font-weight:900; letter-spacing:0.14em;
  text-transform:uppercase; margin-bottom:16px; color:#FF4D6D;
}

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

.footer-col li { margin-bottom:10px; }

.footer-col a { text-decoration:none; color:#2A1B3D; font-size:0.9rem; font-weight:600; opacity:0.75; transition:0.2s; }

.footer-col a:hover { opacity:1; color:#00C2A8; }

.footer-bottom {
  border-top:1px solid rgba(255,255,255,0.1); margin-top:40px; padding-top:20px;
  text-align:center; font-size:0.85rem;
  border-top:2px dashed rgba(42,27,61,0.25);
  margin-top:44px; padding-top:22px;
  font-weight:600; opacity:0.6;
}

/* 工具类 */
.text-accent { color:#FF4D6D; font-weight:900; }

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

.text-center .section-desc { margin-left:auto; margin-right:auto; }

.seo-description { max-width:600px; margin:0 auto 48px; opacity:0.7; line-height:1.9; }

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

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

/* ⚠️ 响应式 */
@media (max-width: 768px) {
  .feature-block { grid-template-columns:1fr; gap:36px; }
  .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:#fff; padding:20px;
    border-bottom:3px solid #2A1B3D;
    box-shadow:0 10px 0 rgba(42,27,61,0.08);
    gap:14px; align-items:flex-start;
  }
  .main-nav.open a::after { display:none; }
  .hero { padding:116px 0 68px; }
  .section { padding:64px 0; }
  .cta-banner { border-radius:22px; box-shadow:8px 8px 0 #2A1B3D; }
}

@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 { justify-content:center; width:100%; }
  .hero h1 { font-size:2rem; }
  .category-card,
  .content-wall-item { box-shadow:4px 4px 0 rgba(42,27,61,0.9); }
}