/* ================================================================
   黑料官网 · 1112321003.net
   RISOGRAAPH ZINE SYSTEM — 纸感 / 套色印刷 / 硬边阴影 / 编辑排版
   ================================================================ */

:root{
  --paper:#f7f3e9;
  --paper-2:#efe8d8;
  --card:#fffdf6;
  --ink:#231a2e;
  --ink-2:#6a5c78;
  --pop:#ff4d2b;
  --pop-deep:#d5300e;
  --pop-tint:#ffd9cf;
  --teal:#00a389;
  --teal-tint:#c9f2e7;
  --butter:#ffd63d;
  --lilac:#d6cfff;
  --line:2px solid var(--ink);
  --hard:8px 8px 0 var(--ink);
  --hard-sm:3px 3px 0 var(--ink);
  --hard-md:5px 5px 0 var(--ink);
  --pill:999px;
  --ease:cubic-bezier(.22,.9,.28,1);
}

/* 基础重置 */
*, *::before, *::after { margin:0; padding:0; box-sizing:border-box; }
body { font-family: system-ui, 'PingFang SC', 'Microsoft YaHei', sans-serif; overflow-x:hidden; }

body{
  background-color:var(--paper);
  background-image:
    radial-gradient(circle at 1px 1px, rgba(35,26,46,.11) 1px, transparent 0);
  background-size:22px 22px;
  color:var(--ink);
  font-size:16px;
  line-height:1.7;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
  scroll-behavior:smooth;
}

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

h1,h2,h3,h4{ font-weight:800; letter-spacing:-.022em; line-height:1.15; }
a{ color:inherit; }
img{ max-width:100%; display:block; }

:focus-visible{
  outline:3px solid var(--pop);
  outline-offset:3px;
}

/* 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:var(--paper-2); }
.section:nth-child(even)::before{
  content:'';
  position:absolute; inset:0 auto 0 0; width:6px;
  background:var(--pop);
  opacity:.85;
}

/* 导航 — 固定顶部 */
.site-header {
  position:fixed; top:0; left:0; width:100%; z-index:1000;
  background:rgba(247,243,233,.9);
  backdrop-filter:blur(14px) saturate(1.5);
  -webkit-backdrop-filter:blur(14px) saturate(1.5);
  border-bottom:2px solid var(--ink);
}
.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:900; font-size:1.15rem; letter-spacing:-.03em;
  text-decoration:none; color:inherit;
}
.logo-icon {
  width:36px; height:36px; border-radius:10px;
  display:flex; align-items:center; justify-content:center;
  font-size:.95rem; font-weight:900;
  background:var(--pop); color:#fff;
  border:var(--line);
  box-shadow:2px 2px 0 var(--ink);
  transform:rotate(-7deg);
  transition:transform .25s var(--ease);
}
.logo:hover .logo-icon{ transform:rotate(6deg) scale(1.06); }

.main-nav { display:flex; align-items:center; gap:6px; list-style:none; }
.main-nav a {
  position:relative;
  padding:8px 12px;
  text-decoration:none; font-size:.9rem; font-weight:600;
  color:var(--ink); border-radius:6px;
  transition:color .2s var(--ease), background .2s var(--ease);
}
.main-nav a::after{
  content:'';
  position:absolute; left:12px; right:12px; bottom:4px; height:2px;
  background:var(--pop);
  transform:scaleX(0); transform-origin:left;
  transition:transform .28s var(--ease);
}
.main-nav a:hover{ color:var(--pop-deep); }
.main-nav a:hover::after{ transform:scaleX(1); }

.nav-cta {
  padding:9px 22px !important;
  border-radius:var(--pill);
  color:#fff !important;
  font-weight:800 !important;
  background:var(--pop-deep);
  border:2px solid var(--ink);
  box-shadow:3px 3px 0 var(--ink);
  transition:transform .18s var(--ease), box-shadow .18s var(--ease);
}
.nav-cta::after{ display:none; }
.nav-cta:hover{
  transform:translate(-2px,-2px);
  box-shadow:5px 5px 0 var(--ink);
  color:#fff !important;
}

.menu-toggle {
  display:none;
  width:42px; height:42px;
  align-items:center; justify-content:center;
  background:var(--card);
  border:var(--line); border-radius:10px;
  box-shadow:var(--hard-sm);
  cursor:pointer;
  transition:transform .18s var(--ease);
}
.menu-toggle::before{
  content:'';
  width:18px; height:2px; background:var(--ink);
  box-shadow:0 -6px 0 var(--ink), 0 6px 0 var(--ink);
  transition:.2s;
}
.menu-toggle:hover{ transform:translate(-2px,-2px); }

/* 首页Hero */
.hero {
  min-height:70vh;
  display:flex; align-items:center;
  padding:140px 0 90px;
  position:relative;
  overflow:hidden;
}
.hero::before{
  content:'';
  position:absolute; top:70px; right:-140px;
  width:420px; height:420px; border-radius:50%;
  background:var(--butter);
  border:2px solid var(--ink);
  opacity:.75;
  z-index:0;
  animation:drift 14s ease-in-out infinite;
}
.hero::after{
  content:'';
  position:absolute; bottom:-90px; left:-80px;
  width:260px; height:260px;
  background:
    repeating-linear-gradient(45deg, rgba(35,26,46,.16) 0 8px, transparent 8px 16px),
    var(--lilac);
  border:2px solid var(--ink);
  transform:rotate(-12deg);
  z-index:0;
}
@keyframes drift{
  0%,100%{ transform:translate(0,0); }
  50%{ transform:translate(-18px,20px); }
}

.hero-content { max-width:720px; position:relative; z-index:2; }
.hero-eyebrow {
  display:inline-flex; align-items:center; gap:8px;
  font-size:.78rem; font-weight:800; letter-spacing:.14em;
  text-transform:uppercase;
  padding:6px 16px; border-radius:var(--pill);
  margin-bottom:22px;
  background:var(--butter); color:var(--ink);
  border:2px solid var(--ink);
  box-shadow:var(--hard-sm);
}
.hero-eyebrow::before{
  content:'';
  width:8px; height:8px; border-radius:50%;
  background:var(--pop);
  border:1.5px solid var(--ink);
}
.hero h1 {
  font-size:clamp(2.3rem, 5.6vw, 4rem);
  line-height:1.08;
  margin-bottom:22px;
  letter-spacing:-.04em;
  font-weight:900;
}
.hero h1 .hl,
.hero h1 em{
  font-style:normal;
  background:linear-gradient(transparent 62%, var(--butter) 62%);
  padding:0 .08em;
}
.hero p {
  font-size:1.08rem; color:var(--ink-2);
  max-width:560px; margin-bottom:34px;
}
.hero-buttons { display:flex; gap:16px; flex-wrap:wrap; }
.hero-image {
  position:relative;
  border-radius:4px; overflow:hidden;
  border:var(--line);
  box-shadow:var(--hard);
  background:var(--card);
  transform:rotate(-1.2deg);
  transition:transform .4s var(--ease);
}
.hero-image:hover{ transform:rotate(0deg); }
.hero-image img { width:100%; height:auto; }

/* 按钮 */
.btn {
  display:inline-flex; align-items:center; gap:8px;
  padding:13px 30px;
  border-radius:var(--pill);
  font-weight:800; font-size:.94rem;
  cursor:pointer; border:var(--line);
  text-decoration:none;
  background:var(--card); color:var(--ink);
  box-shadow:var(--hard-sm);
  transition:transform .18s var(--ease), box-shadow .18s var(--ease), background .2s;
}
.btn:hover{ transform:translate(-3px,-3px); box-shadow:6px 6px 0 var(--ink); }
.btn:active{ transform:translate(2px,2px); box-shadow:1px 1px 0 var(--ink); }
.btn-primary { background:var(--pop-deep); color:#fff; }
.btn-primary:hover{ background:var(--pop); }
.btn-outline { background:transparent; border:2px solid var(--ink); }
.btn-outline:hover{ background:var(--lilac); }

/* 标签 / 标题 */
.section-label {
  display:inline-flex; align-items:center; gap:10px;
  font-size:.74rem; font-weight:900; letter-spacing:.22em;
  text-transform:uppercase;
  color:var(--pop-deep);
  margin-bottom:14px;
}
.section-label::before{
  content:'';
  width:26px; height:3px;
  background:var(--pop-deep);
  border-radius:2px;
}
.section-title {
  font-size:clamp(1.7rem, 3.6vw, 2.5rem);
  margin-bottom:16px;
  letter-spacing:-.03em;
}
.section-desc {
  max-width:600px; color:var(--ink-2);
  margin-bottom:44px;
  font-size:1.02rem;
}

/* 卡片网格 */
.cards-grid {
  display:grid;
  grid-template-columns:repeat(auto-fill,minmax(260px,1fr));
  gap:24px;
}
.category-card {
  border-radius:6px;
  padding:28px;
  background:var(--card);
  border:var(--line);
  box-shadow:var(--hard-sm);
  transition:transform .22s var(--ease), box-shadow .22s var(--ease), background .22s;
  position:relative;
}
.category-card:hover {
  transform:translate(-4px,-4px);
  box-shadow:9px 9px 0 var(--ink);
  background:#fff;
}
.category-card:nth-child(3n+1) .card-icon{ background:var(--butter); }
.category-card:nth-child(3n+2) .card-icon{ background:var(--lilac); }
.category-card:nth-child(3n+3) .card-icon{ background:var(--pop-tint); }
.card-icon {
  width:48px; height:48px; border-radius:10px;
  display:flex; align-items:center; justify-content:center;
  margin-bottom:18px; font-size:1.25rem;
  border:2px solid var(--ink);
  box-shadow:2px 2px 0 var(--ink);
}
.category-card h3{
  font-size:1.12rem; margin-bottom:8px; letter-spacing:-.02em;
}
.category-card p{
  font-size:.92rem; color:var(--ink-2); margin-bottom:18px; line-height:1.65;
}
.card-link {
  font-weight:800; font-size:.82rem;
  text-decoration:none;
  letter-spacing:.04em;
  color:var(--pop-deep);
  display:inline-flex; align-items:center; gap:6px;
  border-bottom:2px solid var(--pop-deep);
  padding-bottom:2px;
  transition:gap .2s var(--ease), color .2s;
}
.card-link::after{ content:'→'; transition:transform .2s var(--ease); }
.card-link:hover{ gap:10px; color:var(--ink); border-color:var(--ink); }

/* 特性块 */
.feature-block {
  display:grid; grid-template-columns:1fr 1fr;
  gap:56px; align-items:center;
}
.feature-image {
  border-radius:6px; overflow:hidden;
  border:var(--line);
  box-shadow:var(--hard);
  background:var(--card);
}
.feature-image img { width:100%; height:auto; }
.feature-text { padding-right:8px; }
.feature-text h2{
  font-size:clamp(1.6rem,3.2vw,2.3rem);
  margin-bottom:16px;
}
.feature-text > p{ color:var(--ink-2); margin-bottom:24px; }
.feature-list { list-style:none; }
.feature-list li {
  padding:9px 0;
  display:flex; align-items:center; gap:12px;
  font-weight:600;
  border-bottom:1.5px dashed rgba(35,26,46,.18);
}
.feature-list li:last-child{ border-bottom:none; }
.feature-list li::before {
  content:'✓';
  font-weight:900; font-size:.72rem;
  width:22px; height:22px; flex:0 0 22px;
  display:flex; align-items:center; justify-content:center;
  border-radius:50%;
  background:var(--teal-tint);
  border:1.5px solid var(--ink);
  color:var(--ink);
}

/* 数据条 */
.stats-bar {
  display:grid; grid-template-columns:repeat(4,1fr);
  gap:24px; text-align:center;
}
.stat-item {
  padding:28px 18px;
  border-radius:6px;
  border:var(--line);
  background:var(--card);
  box-shadow:var(--hard-sm);
  transition:transform .22s var(--ease), box-shadow .22s var(--ease);
}
.stat-item:nth-child(1){ background:var(--butter); }
.stat-item:nth-child(2){ background:var(--lilac); }
.stat-item:nth-child(3){ background:var(--teal-tint); }
.stat-item:nth-child(4){ background:var(--pop-tint); }
.stat-item:hover{
  transform:translate(-3px,-3px);
  box-shadow:8px 8px 0 var(--ink);
}
.stat-number {
  font-size:clamp(2rem,4vw,2.6rem);
  font-weight:900;
  letter-spacing:-.05em;
  line-height:1;
  font-variant-numeric:tabular-nums;
}
.stat-label {
  font-size:.86rem; font-weight:600;
  color:var(--ink); opacity:.68;
  margin-top:10px;
  letter-spacing:.04em;
}

/* 内容墙 */
.content-wall {
  display:grid;
  grid-template-columns:repeat(auto-fill,minmax(280px,1fr));
  gap:24px;
}
.content-wall-item {
  border-radius:6px; overflow:hidden;
  border:var(--line);
  background:var(--card);
  box-shadow:var(--hard-sm);
  transition:transform .22s var(--ease), box-shadow .22s var(--ease);
  display:flex; flex-direction:column;
}
.content-wall-item:hover {
  transform:translate(-4px,-4px);
  box-shadow:9px 9px 0 var(--ink);
}
.content-wall-item img {
  width:100%; height:200px; object-fit:cover;
  border-bottom:2px solid var(--ink);
  filter:saturate(1.05) contrast(1.03);
}
.content-wall-body { padding:20px; flex:1; }
.content-wall-body h3{
  font-size:1.05rem; margin-bottom:8px; letter-spacing:-.02em;
}
.content-wall-body p{
  font-size:.9rem; color:var(--ink-2); line-height:1.65;
}
.content-wall-body time,
.content-wall-body .meta{
  display:inline-block;
  font-size:.72rem; font-weight:800;
  letter-spacing:.12em; text-transform:uppercase;
  color:var(--pop-deep);
  margin-bottom:10px;
}

/* FAQ */
.faq-list { max-width:800px; margin:0 auto; }
.faq-item {
  border:var(--line);
  border-radius:6px;
  margin-bottom:12px;
  overflow:hidden; cursor:pointer;
  background:var(--card);
  box-shadow:var(--hard-sm);
  transition:transform .2s var(--ease), box-shadow .2s var(--ease), background .2s;
}
.faq-item:hover{ transform:translate(-3px,-3px); box-shadow:6px 6px 0 var(--ink); }
.faq-item .faq-question {
  padding:18px 22px;
  font-weight:800; font-size:1rem;
  display:flex; justify-content:space-between; align-items:center; gap:16px;
  letter-spacing:-.01em;
}
.faq-item .faq-question::after{
  content:'+';
  flex:0 0 26px; width:26px; height:26px;
  display:flex; align-items:center; justify-content:center;
  border:2px solid var(--ink); border-radius:50%;
  background:var(--butter);
  font-weight:900; font-size:.95rem; line-height:1;
  transition:transform .25s var(--ease), background .25s;
}
.faq-item .faq-answer {
  padding:0 22px 18px;
  display:none;
  color:var(--ink-2);
  font-size:.95rem;
  line-height:1.75;
}
.faq-item.open { background:#fff; }
.faq-item.open .faq-answer { display:block; animation:fadeUp .32s var(--ease); }
.faq-item.open .faq-question::after{
  content:'−';
  background:var(--pop);
  color:#fff;
  transform:rotate(180deg);
}
@keyframes fadeUp{
  from{ opacity:0; transform:translateY(-6px); }
  to{ opacity:1; transform:translateY(0); }
}

/* CTA横幅 */
.cta-banner {
  padding:64px 32px;
  text-align:center;
  border-radius:8px;
  color:#fff;
  background:
    repeating-linear-gradient(-45deg, rgba(255,255,255,.09) 0 12px, transparent 12px 24px),
    var(--pop-deep);
  border:var(--line);
  box-shadow:10px 10px 0 var(--ink);
  position:relative;
  overflow:hidden;
}
.cta-banner::before{
  content:'';
  position:absolute; top:-60px; right:-60px;
  width:180px; height:180px; border-radius:50%;
  background:var(--butter);
  border:2px solid var(--ink);
  opacity:.9;
}
.cta-banner h2 {
  color:#fff;
  font-size:clamp(1.6rem,3.2vw,2.3rem);
  margin-bottom:14px;
  position:relative; z-index:1;
  letter-spacing:-.03em;
}
.cta-banner p{
  position:relative; z-index:1;
  max-width:520px; margin:0 auto 28px;
  opacity:.92; font-size:1rem;
}
.cta-banner .btn-primary {
  background:#fff;
  color:var(--ink);
  position:relative; z-index:1;
  border:2px solid var(--ink);
}
.cta-banner .btn-primary:hover{ background:var(--butter); }

/* 页脚 */
.site-footer {
  padding:64px 0 28px;
  background:var(--lilac);
  border-top:2px solid var(--ink);
  position:relative;
}
.site-footer .container { position:relative; z-index:1; }
.footer-grid {
  display:grid;
  grid-template-columns:2fr 1fr 1fr 1fr;
  gap:40px;
}
.footer-brand h3,
.footer-brand .footer-logo{
  font-size:1.3rem; font-weight:900;
  letter-spacing:-.03em;
  margin-bottom:14px;
  display:flex; align-items:center; gap:10px;
}
.footer-brand p{
  font-size:.9rem; color:#3d3350; max-width:320px; line-height:1.7;
}
.footer-col h4{
  font-size:.76rem; font-weight:900;
  letter-spacing:.18em; text-transform:uppercase;
  margin-bottom:16px;
  color:#3d3350;
}
.footer-col ul{ list-style:none; }
.footer-col li{ margin-bottom:10px; }
.footer-col a{
  font-size:.9rem; font-weight:600;
  text-decoration:none; color:var(--ink);
  border-bottom:2px solid transparent;
  transition:border-color .2s var(--ease), color .2s;
}
.footer-col a:hover{ border-color:var(--pop-deep); color:var(--pop-deep); }

.footer-bottom {
  border-top:1px solid rgba(35,26,46,.2);
  margin-top:44px;
  padding-top:22px;
  text-align:center;
  font-size:.82rem;
  color:#3d3350;
  letter-spacing:.02em;
}

/* 工具类 */
.text-accent { color:var(--pop-deep); font-weight:800; }
.text-center { text-align:center; }
.seo-description {
  max-width:600px; margin:0 auto 48px;
  color:var(--ink-2); font-size:1rem;
}
.mt-0 { margin-top:0; }
.mb-0 { margin-bottom:0; }

/* 附加装饰件 */
.ticker{
  overflow:hidden;
  border-top:2px solid var(--ink);
  border-bottom:2px solid var(--ink);
  background:var(--butter);
  padding:10px 0;
  white-space:nowrap;
}
.ticker span{
  display:inline-block;
  padding-left:24px;
  font-weight:900; font-size:.82rem;
  letter-spacing:.22em; text-transform:uppercase;
  animation:slide 22s linear infinite;
}
@keyframes slide{
  from{ transform:translateX(0); }
  to{ transform:translateX(-50%); }
}

/* 响应式 */
@media (max-width: 992px){
  .footer-grid{ grid-template-columns:1fr 1fr; gap:32px; }
}

@media (max-width: 768px) {
  .section{ padding:64px 0; }
  .hero{ padding:120px 0 70px; min-height:auto; }
  .hero::before{ width:260px; height:260px; top:80px; right:-110px; }
  .feature-block { grid-template-columns:1fr; gap:32px; }
  .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;
    align-items:stretch;
    position:absolute; top:68px; left:0; width:100%;
    background:var(--paper);
    padding:20px 24px 26px;
    gap:4px;
    border-bottom:2px solid var(--ink);
    box-shadow:0 12px 0 rgba(35,26,46,.08);
  }
  .main-nav.open a{
    padding:12px 4px;
    border-bottom:1.5px dashed rgba(35,26,46,.18);
    border-radius:0;
  }
  .main-nav.open a::after{ display:none; }
  .main-nav.open .nav-cta{
    margin-top:14px;
    text-align:center;
    justify-content:center;
    border-bottom:2px solid var(--ink);
  }
  .cta-banner{ padding:44px 22px; box-shadow:6px 6px 0 var(--ink); }
}

@media (max-width: 480px) {
  .container{ padding:0 18px; }
  .header-inner{ padding:0 18px; }
  .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; }
  .hero h1{ font-size:2.05rem; }
  .btn{ padding:12px 22px; }
}

@media (prefers-reduced-motion: reduce){
  *{ animation:none !important; transition:none !important; }
}