/* ============================================================
   黑料网在线观看 · 编辑部档案视觉系统
   Editorial Archive — 纸感米白 × 墨绿 × 酸橙 × 橘红
   ============================================================ */

:root{
  --paper:#FBF6EC;
  --paper-2:#F3EBDC;
  --paper-3:#EDF3E6;
  --card:#FFFDF7;
  --ink:#122B27;
  --ink-2:#3E5A54;
  --muted:rgba(18,43,39,.62);
  --line:#122B27;
  --accent:#FF5A36;
  --accent-soft:#FFD8CB;
  --lime:#C9F24D;
  --violet:#7A6CFF;
  --r:16px;
  --header-h:68px;
  --sh:6px 6px 0 var(--ink);
  --sh-sm:3px 3px 0 var(--ink);
}

/* 基础重置 */
*, *::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(--paper);
  background-image:radial-gradient(rgba(18,43,39,.075) 1px, transparent 1px);
  background-size:24px 24px;
  color:var(--ink);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}

img{ max-width:100%; display:block; }
a{ color:inherit; }
ul{ list-style:none; }

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

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

.section { padding:92px 0; position:relative; }
.section:nth-child(even) { background:var(--paper-2); }

/* 导航 — 固定顶部 */
.site-header {
  position:fixed; top:0; left:0; width:100%; z-index:1000;
  background:rgba(251,246,236,.88);
  backdrop-filter:blur(14px) saturate(180%);
  -webkit-backdrop-filter:blur(14px) saturate(180%);
  border-bottom:2px solid var(--ink);
}
.site-header::after{
  content:''; position:absolute; left:0; bottom:-2px; height:2px; width:100%;
  background:linear-gradient(90deg,
    var(--accent) 0 20%, var(--lime) 20% 44%,
    var(--violet) 44% 60%, var(--ink) 60% 100%);
  opacity:.9;
}

.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:800; font-size:1.15rem; letter-spacing:-.02em;
  text-decoration:none; color:var(--ink); white-space:nowrap;
}
.logo-icon {
  width:36px; height:36px; border-radius:10px;
  display:flex; align-items:center; justify-content:center;
  font-size:1rem;
  background:var(--lime); color:var(--ink);
  border:2px solid var(--ink);
  box-shadow:3px 3px 0 var(--accent);
  transform:rotate(-6deg);
}
.logo:hover .logo-icon{ transform:rotate(4deg) scale(1.05); transition:transform .25s cubic-bezier(.2,.8,.3,1.2); }

.main-nav { display:flex; align-items:center; gap:26px; list-style:none; }
.main-nav a {
  position:relative; text-decoration:none; font-size:.9rem; font-weight:600;
  color:var(--ink-2); transition:color .2s; padding:4px 1px; letter-spacing:.01em;
}
.main-nav a::after{
  content:''; position:absolute; left:0; bottom:0; height:2px; width:0;
  background:var(--accent); transition:width .28s cubic-bezier(.2,.8,.3,1);
}
.main-nav a:hover{ color:var(--ink); }
.main-nav a:hover::after{ width:100%; }

.nav-cta {
  padding:9px 22px; border-radius:999px; color:#fff !important; font-weight:700;
  background:var(--ink); border:2px solid var(--ink);
  box-shadow:3px 3px 0 var(--accent);
  transition:transform .2s, box-shadow .2s;
}
.nav-cta::after{ display:none; }
.nav-cta:hover{ transform:translate(-2px,-2px); box-shadow:5px 5px 0 var(--accent); }

.menu-toggle {
  display:none; width:42px; height:40px; align-items:center; justify-content:center;
  border:2px solid var(--ink); background:var(--lime); border-radius:10px;
  box-shadow:2px 2px 0 var(--ink); font-size:1rem; cursor:pointer; color:var(--ink);
}

/* 首页 Hero */
.hero {
  min-height:70vh; display:flex; align-items:center;
  padding:calc(var(--header-h) + 76px) 0 84px;
  position:relative; overflow:hidden;
}
.hero::before{
  content:''; position:absolute; top:12%; right:-90px;
  width:360px; height:360px; border-radius:50%;
  background:radial-gradient(circle at 35% 35%, rgba(201,242,77,.6), rgba(201,242,77,0) 68%);
  pointer-events:none;
}
.hero::after{
  content:''; position:absolute; bottom:-70px; left:-60px;
  width:260px; height:260px; border:2px dashed rgba(18,43,39,.22);
  border-radius:36px; transform:rotate(14deg); pointer-events:none;
}

.hero-content { max-width:760px; position:relative; z-index:2; }

.hero-eyebrow {
  display:inline-block; font-size:.72rem; font-weight:800;
  letter-spacing:.2em; text-transform:uppercase;
  padding:6px 16px; border-radius:999px; margin-bottom:22px;
  background:var(--lime); color:var(--ink);
  border:2px solid var(--ink); box-shadow:2px 2px 0 var(--ink);
  transform:rotate(-1.6deg);
}

.hero h1 {
  font-size:clamp(2.2rem, 5vw, 3.7rem);
  line-height:1.1; margin-bottom:22px;
  font-weight:800; letter-spacing:-.035em;
}
.hero h1::first-line{ color:var(--accent); }

.hero p {
  font-size:1.08rem; color:var(--muted);
  max-width:560px; margin-bottom:36px; line-height:1.8;
}

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

.hero-image {
  border-radius:var(--r); overflow:hidden;
  border:2px solid var(--ink); box-shadow:10px 10px 0 var(--lime);
}
.hero-image img { width:100%; height:auto; }

/* 按钮 */
.btn {
  display:inline-flex; align-items:center; gap:8px;
  padding:13px 30px; border-radius:999px;
  font-weight:700; font-size:.94rem; cursor:pointer;
  border:2px solid var(--ink); text-decoration:none;
  box-shadow:4px 4px 0 var(--ink);
  transition:transform .18s cubic-bezier(.2,.8,.3,1), box-shadow .18s, background .2s, color .2s;
}
.btn:hover{ transform:translate(2px,2px); box-shadow:2px 2px 0 var(--ink); }
.btn:active{ transform:translate(4px,4px); box-shadow:0 0 0 var(--ink); }

.btn-primary { color:#fff; background:var(--accent); }
.btn-primary:hover{ background:#FF6E4B; }

.btn-outline { background:var(--card); border:2px solid var(--ink); color:var(--ink); }
.btn-outline:hover{ background:var(--lime); }

/* 标签 / 标题 */
.section-label {
  display:inline-block; position:relative;
  font-size:.74rem; font-weight:800; letter-spacing:.28em;
  text-transform:uppercase; color:var(--accent);
  margin-bottom:16px; padding-left:28px;
}
.section-label::before{
  content:''; position:absolute; left:0; top:50%;
  width:18px; height:2px; background:var(--accent);
  transform:translateY(-50%);
}

.section-title {
  font-size:clamp(1.65rem, 3vw, 2.35rem);
  font-weight:800; letter-spacing:-.03em; line-height:1.2;
  margin-bottom:16px;
}

.section-desc {
  max-width:620px; color:var(--muted);
  margin-bottom:46px; font-size:1rem; line-height:1.8;
}

/* 卡片网格 */
.cards-grid {
  display:grid; grid-template-columns:repeat(auto-fill,minmax(260px,1fr)); gap:26px;
}

.category-card {
  border-radius:var(--r); padding:30px 26px;
  background:var(--card); border:2px solid var(--ink);
  box-shadow:var(--sh);
  transition:transform .24s cubic-bezier(.2,.8,.3,1), box-shadow .24s, background .24s;
}
.category-card:hover {
  transform:translate(-3px,-3px);
  box-shadow:10px 10px 0 var(--lime);
  background:#fff;
}
.category-card h3{ font-size:1.1rem; font-weight:800; letter-spacing:-.02em; margin-bottom:10px; }
.category-card p{ font-size:.92rem; color:var(--muted); line-height:1.7; }

.card-icon {
  width:48px; height:48px; border-radius:12px;
  display:flex; align-items:center; justify-content:center;
  margin-bottom:18px; font-size:1.3rem;
  background:var(--lime); border:2px solid var(--ink);
  box-shadow:2px 2px 0 var(--ink);
}
.category-card:nth-child(3n+2) .card-icon{ background:var(--accent-soft); }
.category-card:nth-child(3n) .card-icon{ background:#DCD7FF; }

.card-link {
  display:inline-block; margin-top:16px;
  font-weight:800; font-size:.85rem; text-decoration:none;
  color:var(--ink); border-bottom:2px solid var(--accent);
  padding-bottom:2px; transition:color .2s, border-color .2s;
}
.card-link::after{ content:' →'; color:var(--accent); }
.card-link:hover{ color:var(--accent); border-color:var(--ink); }

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

.feature-image {
  border-radius:var(--r); overflow:hidden;
  border:2px solid var(--ink); box-shadow:10px 10px 0 var(--accent-soft);
}
.feature-image img { width:100%; height:auto; }

.feature-text h2,
.feature-text h3{
  font-size:clamp(1.5rem,2.6vw,2.1rem);
  font-weight:800; letter-spacing:-.03em; line-height:1.22;
  margin-bottom:18px;
}
.feature-text > p{ color:var(--muted); line-height:1.8; margin-bottom:22px; }

.feature-list { list-style:none; }
.feature-list li {
  padding:11px 0; display:flex; align-items:center; gap:12px;
  font-size:.95rem; color:var(--ink-2);
  border-bottom:1px dashed rgba(18,43,39,.16);
}
.feature-list li:last-child{ border-bottom:none; }
.feature-list li::before {
  content:'✓'; flex:0 0 22px;
  width:22px; height:22px; border-radius:50%;
  display:inline-flex; align-items:center; justify-content:center;
  background:var(--lime); border:2px solid var(--ink);
  font-size:.66rem; font-weight:800; color:var(--ink);
}

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

.stat-item {
  padding:30px 20px; border-radius:var(--r);
  background:var(--card); border:2px solid var(--ink);
  box-shadow:var(--sh-sm);
  transition:transform .22s cubic-bezier(.2,.8,.3,1), box-shadow .22s;
}
.stat-item:hover{ transform:translate(-2px,-2px); box-shadow:6px 6px 0 var(--lime); }

.stat-number {
  font-size:2.5rem; font-weight:800;
  letter-spacing:-.05em; line-height:1; color:var(--ink);
}
.stat-item:nth-child(2) .stat-number{ color:var(--accent); }
.stat-item:nth-child(3) .stat-number{ color:#5B4BE0; }
.stat-item:nth-child(4) .stat-number{ color:#1F7A5C; }

.stat-label {
  font-size:.78rem; font-weight:700; letter-spacing:.14em;
  text-transform:uppercase; color:var(--muted); margin-top:12px;
}

/* 内容墙 */
.content-wall {
  display:grid; grid-template-columns:repeat(auto-fill,minmax(280px,1fr)); gap:26px;
}

.content-wall-item {
  border-radius:var(--r); overflow:hidden;
  background:var(--card); border:2px solid var(--ink);
  box-shadow:var(--sh-sm);
  transition:transform .24s cubic-bezier(.2,.8,.3,1), box-shadow .24s;
}
.content-wall-item:hover {
  transform:translate(-3px,-3px);
  box-shadow:9px 9px 0 var(--violet);
}
.content-wall-item img {
  width:100%; height:200px; object-fit:cover;
  border-bottom:2px solid var(--ink);
  filter:saturate(1.06) contrast(1.02);
}
.content-wall-body { padding:22px; }
.content-wall-body h3{ font-size:1.02rem; font-weight:800; letter-spacing:-.02em; margin-bottom:8px; }
.content-wall-body p{ font-size:.88rem; color:var(--muted); line-height:1.7; }

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

.faq-item {
  border:2px solid var(--ink); border-radius:14px;
  margin-bottom:12px; overflow:hidden; cursor:pointer;
  background:var(--card);
  box-shadow:var(--sh-sm);
  transition:box-shadow .22s, transform .22s;
}
.faq-item:hover{ transform:translate(-2px,-2px); }
.faq-item.open{ box-shadow:6px 6px 0 var(--lime); }

.faq-item .faq-question {
  padding:18px 22px; font-weight:700; font-size:.98rem;
  display:flex; justify-content:space-between; align-items:center; gap:16px;
}
.faq-item .faq-question::after{
  content:'+'; font-size:1.35rem; font-weight:800;
  line-height:1; color:var(--accent); flex:0 0 auto;
}
.faq-item.open .faq-question::after{ content:'−'; color:var(--ink); }

.faq-item .faq-answer {
  padding:0 22px 20px; display:none;
  color:var(--muted); font-size:.93rem; line-height:1.8;
}
.faq-item.open .faq-answer { display:block; }

/* CTA横幅 */
.cta-banner {
  position:relative; overflow:hidden;
  padding:66px 28px; text-align:center; border-radius:24px;
  color:#fff;
  background:linear-gradient(135deg,#FF5A36 0%, #FF7A3D 52%, #FFB24D 100%);
  border:2px solid var(--ink);
  box-shadow:10px 10px 0 var(--ink);
}
.cta-banner::before{
  content:''; position:absolute; top:-130px; right:-70px;
  width:280px; height:280px; border-radius:50%;
  border:2px solid rgba(255,255,255,.4);
}
.cta-banner::after{
  content:''; position:absolute; bottom:-90px; left:-50px;
  width:220px; height:220px; border-radius:42px;
  background:rgba(201,242,77,.35); transform:rotate(20deg);
}
.cta-banner h2 {
  position:relative; z-index:1; color:#fff;
  font-size:clamp(1.5rem,3vw,2.2rem);
  font-weight:800; letter-spacing:-.03em; margin-bottom:14px;
}
.cta-banner p{
  position:relative; z-index:1;
  max-width:560px; margin:0 auto 30px;
  font-size:1rem; line-height:1.75; color:rgba(255,255,255,.94);
}
.cta-banner .btn-primary {
  position:relative; z-index:1;
  background:#fff; color:var(--ink);
  border:2px solid var(--ink);
  box-shadow:4px 4px 0 rgba(18,43,39,.85);
}
.cta-banner .btn-primary:hover{ background:var(--lime); box-shadow:2px 2px 0 rgba(18,43,39,.85); }

/* 页脚 */
.site-footer {
  position:relative; padding:68px 0 26px;
  background:var(--paper-2);
  border-top:2px solid var(--ink);
}
.site-footer::before{
  content:''; position:absolute; top:-2px; left:0; height:5px; width:100%;
  background:linear-gradient(90deg,
    var(--lime) 0 25%, var(--accent) 25% 50%,
    var(--violet) 50% 75%, var(--ink) 75% 100%);
}
.site-footer .container { position:relative; }

.footer-grid {
  display:grid; grid-template-columns:2fr 1fr 1fr 1fr; gap:44px;
}

.footer-brand p{
  margin-top:16px; max-width:330px;
  font-size:.92rem; line-height:1.8; color:var(--muted);
}

.footer-col h4{
  font-size:.76rem; font-weight:800; letter-spacing:.2em;
  text-transform:uppercase; color:var(--ink); margin-bottom:18px;
}
.footer-col ul li{ padding:5px 0; }
.footer-col a{
  font-size:.92rem; color:var(--muted); text-decoration:none;
  transition:color .2s, transform .2s; display:inline-block;
}
.footer-col a:hover{ color:var(--accent); transform:translateX(4px); }

.footer-bottom {
  border-top:1px solid rgba(18,43,39,.16);
  margin-top:44px; padding-top:22px;
  text-align:center; font-size:.85rem; color:var(--muted);
}

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

.seo-description {
  max-width:640px; margin:0 auto 48px;
  color:var(--muted); line-height:1.85;
}

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

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

/* 动效偏好 */
@media (prefers-reduced-motion: reduce){
  *{ transition:none !important; animation:none !important; scroll-behavior:auto !important; }
}

/* ⚠️ 响应式 */
@media (max-width: 900px){
  .section{ padding:76px 0; }
  .feature-block{ gap:40px; }
  .footer-grid{ grid-template-columns:2fr 1fr 1fr; gap:34px; }
}

@media (max-width: 768px) {
  .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; gap:0;
    position:absolute; top:68px; left:0; width:100%;
    background:var(--paper); padding:10px 24px 22px;
    border-bottom:2px solid var(--ink);
    box-shadow:0 14px 30px rgba(18,43,39,.12);
  }
  .main-nav.open a{
    width:100%; padding:15px 2px; font-size:.98rem;
    border-bottom:1px dashed rgba(18,43,39,.18);
  }
  .main-nav.open .nav-cta{
    margin-top:16px; text-align:center; justify-content:center;
    border-bottom:none; display:flex;
  }

  .hero{ padding:calc(var(--header-h) + 48px) 0 64px; }
  .hero::before{ width:240px; height:240px; right:-110px; }
  .hero h1{ font-size:clamp(1.9rem,7.5vw,2.6rem); }
  .hero p{ font-size:1rem; }

  .cta-banner{ padding:52px 22px; box-shadow:7px 7px 0 var(--ink); }
}

@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; align-items:stretch; }
  .hero-buttons .btn{ justify-content:center; }

  .section{ padding:60px 0; }
  .category-card{ padding:26px 22px; }
  .stat-number{ font-size:2.1rem; }
  .cta-banner{ border-radius:18px; box-shadow:5px 5px 0 var(--ink); }
  .logo{ font-size:1.02rem; }
}