/* ============================================================
   黑料在线观看 · 热闻在线 真相不隔夜
   设计系统：RISOGRAAPH PRINT / 复古印刷快报风
   底色：米纸白 #FDF6EC  主色：炽橙红 #FF4D2E  墨色：#17162B
   ============================================================ */

:root {
  --paper: #FDF6EC;
  --paper-2: #F6EDE0;
  --ink: #17162B;
  --ink-soft: #5B5876;
  --flame: #FF4D2E;
  --flame-soft: #FFE1D6;
  --mint: #12B79A;
  --sky: #2C63FF;
  --line: 2px solid var(--ink);
  --shadow: 5px 5px 0 rgba(23, 22, 43, 0.9);
  --shadow-flame: 6px 6px 0 var(--flame);
  --radius: 4px;
}

/* 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(23,22,43,0.09) 1px, transparent 1px),
    linear-gradient(180deg, rgba(255,77,46,0.05), transparent 380px);
  background-size: 20px 20px, 100% 100%;
  background-position: 0 0, 0 0;
  color: var(--ink);
  line-height: 1.7;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

::selection { background: var(--flame); color: #fff; }

h1, h2, h3, h4 {
  letter-spacing: -0.02em;
  line-height: 1.15;
  font-weight: 900;
  color: var(--ink);
}

a { color: inherit; }

img { display: block; max-width: 100%; }

::-webkit-scrollbar { width: 12px; }
::-webkit-scrollbar-track { background: var(--paper-2); }
::-webkit-scrollbar-thumb { background: var(--ink); border: 3px solid var(--paper-2); border-radius: 99px; }

/* 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: var(--paper-2);
  background-image: repeating-linear-gradient(
    -45deg,
    rgba(23,22,43,0.035) 0 2px,
    transparent 2px 9px
  );
  border-top: 1px solid rgba(23,22,43,0.12);
  border-bottom: 1px solid rgba(23,22,43,0.12);
}

/* ============ 导航 — 固定顶部 ============ */
.site-header {
  position:fixed;
  top:0; left:0;
  width:100%;
  z-index:1000;
  background:rgba(253,246,236,0.94);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 2px solid var(--ink);
}

.site-header::after {
  content: '';
  position: absolute;
  left: 0; bottom: -6px;
  width: 100%;
  height: 4px;
  background: repeating-linear-gradient(
    90deg,
    var(--flame) 0 26px,
    transparent 26px 34px
  );
  opacity: 0.85;
}

.header-inner {
  display:flex;
  align-items:center;
  justify-content:space-between;
  height:68px;
  max-width:1200px;
  margin:0 auto;
  padding:0 24px;
  gap: 24px;
}

.logo {
  display:flex;
  align-items:center;
  gap:8px;
  font-weight:700;
  font-size:1.2rem;
  text-decoration:none;
  color: var(--ink);
  letter-spacing: -0.02em;
  white-space: nowrap;
}

.logo strong,
.logo b { font-weight: 900; }

.logo-icon {
  width:36px;
  height:36px;
  border-radius:8px;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:1rem;
  background: var(--flame);
  color: #fff;
  border: 2px solid var(--ink);
  box-shadow: 3px 3px 0 var(--ink);
  transform: rotate(-7deg);
  transition: transform 0.25s cubic-bezier(.2,.9,.3,1.4);
}

.logo:hover .logo-icon { transform: rotate(7deg) scale(1.05); }

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

.main-nav a {
  text-decoration:none;
  font-size:0.9rem;
  font-weight:600;
  transition:0.2s;
  position: relative;
  padding: 4px 2px;
  letter-spacing: 0.01em;
}

.main-nav a::before {
  content: '';
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 3px;
  background: var(--flame);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.28s cubic-bezier(.7,0,.2,1);
  border-radius: 2px;
}

.main-nav a:hover { color: var(--flame); }
.main-nav a:hover::before { transform: scaleX(1); }

.main-nav .nav-cta {
  padding:8px 20px;
  border-radius:8px;
  color:#fff !important;
  font-weight:700;
  background: var(--ink);
  border: 2px solid var(--ink);
  box-shadow: 3px 3px 0 var(--flame);
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.main-nav .nav-cta::before { display: none; }

.main-nav .nav-cta:hover {
  transform: translate(-2px, -2px);
  box-shadow: 6px 6px 0 var(--flame);
  color: var(--ink) !important;
  background: #fff;
}

.menu-toggle {
  display:none;
  width: 44px;
  height: 40px;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--ink);
  border-radius: 6px;
  background: #fff;
  box-shadow: 3px 3px 0 var(--ink);
  cursor: pointer;
  font-size: 1rem;
  font-weight: 900;
  color: var(--ink);
}

/* ============ 首页 Hero ============ */
.hero {
  min-height:70vh;
  display:flex;
  align-items:center;
  padding: 140px 0 70px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '真相';
  position: absolute;
  top: 90px;
  right: -30px;
  font-size: clamp(9rem, 22vw, 20rem);
  font-weight: 900;
  color: transparent;
  -webkit-text-stroke: 2px rgba(255, 77, 46, 0.22);
  line-height: 1;
  pointer-events: none;
  z-index: 0;
  letter-spacing: -0.05em;
}

.hero .container { position: relative; z-index: 1; }

.hero-content { max-width:720px; }

.hero-eyebrow {
  display:inline-block;
  font-size:0.85rem;
  font-weight:700;
  padding:4px 14px;
  border-radius:20px;
  margin-bottom:16px;
  background: var(--flame-soft);
  color: var(--flame);
  border: 1.5px dashed var(--flame);
  letter-spacing: 0.06em;
}

.hero h1 {
  font-size: clamp(2.4rem, 5.6vw, 4.1rem);
  line-height:1.06;
  margin-bottom:20px;
  font-weight: 900;
  letter-spacing: -0.035em;
}

.hero h1 em {
  font-style: normal;
  position: relative;
  color: var(--flame);
  white-space: nowrap;
}

.hero h1 em::after {
  content: '';
  position: absolute;
  left: -2%;
  right: -2%;
  bottom: 6px;
  height: 12px;
  background: var(--flame);
  opacity: 0.22;
  z-index: -1;
  transform: skewX(-8deg);
}

.hero p {
  font-size:1.1rem;
  color: var(--ink-soft);
  max-width:560px;
  margin-bottom:32px;
}

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

.hero-image {
  border-radius:12px;
  overflow:hidden;
  border: var(--line);
  box-shadow: 10px 10px 0 rgba(255, 77, 46, 0.35);
  background: #fff;
}

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

/* ============ 按钮 ============ */
.btn {
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:12px 28px;
  border-radius:8px;
  font-weight:700;
  cursor:pointer;
  border: 2px solid var(--ink);
  text-decoration:none;
  transition: transform 0.16s cubic-bezier(.3,1.4,.5,1), box-shadow 0.16s ease, background 0.2s ease;
  box-shadow: var(--shadow);
  letter-spacing: 0.01em;
  font-size: 0.95rem;
}

.btn:hover { transform: translate(3px, 3px); box-shadow: 1px 1px 0 rgba(23,22,43,0.9); }
.btn:active { transform: translate(5px, 5px); box-shadow: none; }

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

.btn-primary:hover { background: #FF6A48; }

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

.btn-outline:hover { background: var(--ink); color: #fff; }

/* ============ 标签 / 标题 ============ */
.section-label {
  display:inline-block;
  font-size:0.8rem;
  font-weight:800;
  letter-spacing:3px;
  margin-bottom:12px;
  color: var(--flame);
  text-transform: uppercase;
  padding-left: 34px;
  position: relative;
}

.section-label::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  width: 22px;
  height: 3px;
  background: var(--flame);
  transform: translateY(-50%);
  border-radius: 2px;
}

.section-title {
  font-size: clamp(1.7rem, 3.4vw, 2.4rem);
  margin-bottom:14px;
  font-weight: 900;
  letter-spacing: -0.03em;
}

.section-desc {
  max-width:600px;
  color: var(--ink-soft);
  margin-bottom:40px;
  font-size: 1rem;
}

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

.category-card {
  border-radius: var(--radius);
  padding:28px;
  border: var(--line);
  background: #fff;
  transition: transform 0.25s cubic-bezier(.2,.9,.3,1.3), box-shadow 0.25s ease;
  box-shadow: 4px 4px 0 rgba(23,22,43,0.14);
  position: relative;
  overflow: hidden;
}

.category-card::after {
  content: '';
  position: absolute;
  top: -40px; right: -40px;
  width: 80px; height: 80px;
  background: var(--flame-soft);
  border-radius: 50%;
  transition: transform 0.4s ease;
}

.category-card:hover {
  transform: translate(-4px, -4px) rotate(-0.4deg);
  box-shadow: var(--shadow-flame);
}

.category-card:hover::after { transform: scale(1.6); }

.category-card h3 {
  font-size: 1.15rem;
  margin-bottom: 8px;
  font-weight: 900;
  position: relative;
  z-index: 1;
}

.category-card p {
  font-size: 0.92rem;
  color: var(--ink-soft);
  margin-bottom: 14px;
  position: relative;
  z-index: 1;
}

.card-icon {
  width:48px;
  height:48px;
  border-radius: var(--radius);
  display:flex;
  align-items:center;
  justify-content:center;
  margin-bottom:16px;
  font-size:1.3rem;
  background: var(--flame-soft);
  border: 2px solid var(--ink);
  box-shadow: 3px 3px 0 var(--ink);
  position: relative;
  z-index: 1;
  transform: rotate(-4deg);
}

.category-card:nth-child(2n) .card-icon { background: #D9FBF3; transform: rotate(4deg); }
.category-card:nth-child(3n) .card-icon { background: #E1E8FF; transform: rotate(-3deg); }

.card-link {
  font-weight:700;
  font-size:0.85rem;
  text-decoration:none;
  color: var(--flame);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  position: relative;
  z-index: 1;
  letter-spacing: 0.04em;
}

.card-link::after {
  content: '→';
  transition: transform 0.22s ease;
}

.category-card:hover .card-link::after { transform: translateX(5px); }

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

.feature-image {
  border-radius: var(--radius);
  overflow:hidden;
  border: var(--line);
  box-shadow: 12px 12px 0 rgba(23,22,43,0.12);
  background: #fff;
}

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

.feature-text { }

.feature-text h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); margin-bottom: 14px; }

.feature-text p { color: var(--ink-soft); margin-bottom: 20px; }

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

.feature-list li {
  padding:8px 0;
  display:flex;
  align-items:center;
  gap:10px;
  font-weight: 500;
  border-bottom: 1px dashed rgba(23,22,43,0.16);
}

.feature-list li::before {
  content:'✓';
  font-weight:900;
  flex: 0 0 24px;
  width: 24px;
  height: 24px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--mint);
  color: #fff;
  border-radius: 50%;
  border: 2px solid var(--ink);
  font-size: 0.75rem;
}

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

.stat-item {
  padding:24px;
  border-radius: var(--radius);
  border: var(--line);
  background: #fff;
  box-shadow: 4px 4px 0 rgba(23,22,43,0.14);
  transition: transform 0.22s ease, box-shadow 0.22s ease;
}

.stat-item:hover {
  transform: translate(-3px, -3px);
  box-shadow: var(--shadow);
}

.stat-number {
  font-size:2.2rem;
  font-weight:900;
  color: var(--flame);
  letter-spacing: -0.04em;
  line-height: 1.1;
}

.stat-item:nth-child(2n) .stat-number { color: var(--sky); }
.stat-item:nth-child(3n) .stat-number { color: var(--mint); }

.stat-label {
  font-size:0.9rem;
  color: var(--ink-soft);
  margin-top:6px;
  font-weight: 600;
  letter-spacing: 0.06em;
}

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

.content-wall-item {
  border-radius: var(--radius);
  overflow:hidden;
  border: var(--line);
  background: #fff;
  transition: transform 0.24s cubic-bezier(.2,.9,.3,1.3), box-shadow 0.24s ease;
  box-shadow: 4px 4px 0 rgba(23,22,43,0.14);
  position: relative;
}

.content-wall-item:hover {
  transform: translate(-4px, -4px);
  box-shadow: var(--shadow-flame);
}

.content-wall-item img {
  width:100%;
  height:200px;
  object-fit:cover;
  border-bottom: var(--line);
  filter: saturate(1.05) contrast(1.03);
  transition: transform 0.5s cubic-bezier(.2,.9,.3,1), filter 0.4s ease;
}

.content-wall-item:hover img { transform: scale(1.05); filter: saturate(1.25) contrast(1.08); }

.content-wall-body { padding:20px; }

.content-wall-body h3 {
  font-size: 1.05rem;
  font-weight: 900;
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}

.content-wall-body p {
  font-size: 0.9rem;
  color: var(--ink-soft);
}

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

.faq-item {
  border: var(--line);
  border-radius: var(--radius);
  margin-bottom:10px;
  overflow:hidden;
  cursor:pointer;
  background: #fff;
  box-shadow: 3px 3px 0 rgba(23,22,43,0.12);
  transition: box-shadow 0.2s ease, transform 0.2s ease;
}

.faq-item:hover { transform: translate(-2px,-2px); box-shadow: var(--shadow); }

.faq-item .faq-question {
  padding:16px 20px;
  font-weight:700;
  display:flex;
  justify-content:space-between;
  align-items: center;
  gap: 16px;
  letter-spacing: -0.01em;
}

.faq-item .faq-question::after {
  content: '＋';
  flex: 0 0 auto;
  width: 28px;
  height: 28px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--flame-soft);
  color: var(--flame);
  border: 2px solid var(--ink);
  border-radius: 50%;
  font-size: 0.9rem;
  line-height: 1;
  transition: transform 0.28s ease, background 0.28s ease;
}

.faq-item .faq-answer {
  padding:0 20px 16px;
  display:none;
  color: var(--ink-soft);
  border-top: 1px dashed rgba(23,22,43,0.2);
  padding-top: 14px;
  margin: 0 20px 16px;
}

.faq-item.open {
  background: #FFFBF4;
  box-shadow: var(--shadow-flame);
}

.faq-item.open .faq-question::after {
  content: '−';
  background: var(--flame);
  color: #fff;
  transform: rotate(180deg);
}

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

/* ============ CTA横幅 ============ */
.cta-banner {
  padding:56px 24px;
  text-align:center;
  border-radius: var(--radius);
  color:#fff;
  background:
    repeating-linear-gradient(-45deg, rgba(255,255,255,0.09) 0 14px, transparent 14px 28px),
    linear-gradient(120deg, #FF4D2E 0%, #FF7A3D 55%, #FF9A3C 100%);
  border: var(--line);
  box-shadow: 10px 10px 0 var(--ink);
  position: relative;
  overflow: hidden;
}

.cta-banner::before {
  content: '';
  position: absolute;
  inset: 10px;
  border: 2px dashed rgba(255,255,255,0.55);
  border-radius: 2px;
  pointer-events: none;
}

.cta-banner h2 {
  color:#fff;
  font-size: clamp(1.6rem, 3.4vw, 2.4rem);
  margin-bottom: 12px;
  position: relative;
  z-index: 1;
  text-shadow: 3px 3px 0 rgba(23,22,43,0.35);
}

.cta-banner p {
  position: relative;
  z-index: 1;
  max-width: 620px;
  margin: 0 auto 26px;
  color: rgba(255,255,255,0.94);
}

.cta-banner .btn-primary {
  background:#fff;
  color: var(--flame);
  border: 2px solid var(--ink);
  box-shadow: 5px 5px 0 var(--ink);
  position: relative;
  z-index: 1;
}

.cta-banner .btn-primary:hover { color: var(--ink); background: #FFF3EA; }

/* ============ 页脚 ============ */
.site-footer {
  padding:56px 0 28px;
  background: var(--paper-2);
  border-top: 2px solid var(--ink);
  position: relative;
}

.site-footer::before {
  content: '';
  position: absolute;
  top: -6px; left: 0;
  width: 100%;
  height: 4px;
  background: repeating-linear-gradient(90deg, var(--ink) 0 26px, transparent 26px 34px);
  opacity: 0.75;
}

.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;
  color: var(--ink-soft);
  max-width: 320px;
}

.footer-col { }

.footer-col h4 {
  font-size: 0.85rem;
  font-weight: 900;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 14px;
  color: var(--flame);
}

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

.footer-col li { margin-bottom: 8px; }

.footer-col a {
  text-decoration: none;
  font-size: 0.9rem;
  color: var(--ink-soft);
  transition: color 0.18s ease, padding-left 0.18s ease;
  display: inline-block;
}

.footer-col a:hover { color: var(--flame); padding-left: 6px; }

.footer-bottom {
  border-top: 1px solid rgba(23,22,43,0.18);
  margin-top:40px;
  padding-top:20px;
  text-align:center;
  font-size:0.85rem;
  color: var(--ink-soft);
}

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

.seo-description {
  max-width:600px;
  margin:0 auto 48px;
  color: var(--ink-soft);
}

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

/* ⚠️ 响应式 */
@media (max-width: 768px) {
  .section { padding: 60px 0; }

  .feature-block { grid-template-columns:1fr; gap: 32px; }
  .stats-bar { grid-template-columns:repeat(2,1fr); }
  .footer-grid { grid-template-columns:1fr 1fr; }
  .hero { padding: 120px 0 50px; min-height: auto; }

  .hero::before { font-size: 9rem; top: 70px; right: -20px; }

  .main-nav {
    display:none;
    gap: 14px;
  }

  .menu-toggle { display:flex; }

  .main-nav.open {
    display:flex;
    flex-direction:column;
    align-items: flex-start;
    position:absolute;
    top:76px;
    left:0;
    width:100%;
    background: var(--paper);
    padding:20px 24px 26px;
    border-bottom: 2px solid var(--ink);
    box-shadow: 0 14px 0 rgba(255,77,46,0.25);
    gap: 10px;
  }

  .main-nav.open li { width: 100%; }

  .main-nav.open .nav-cta { display: inline-flex; justify-content: center; margin-top: 8px; }
}

@media (max-width: 480px) {
  .cards-grid, .content-wall, .stats-bar { grid-template-columns:1fr; }
  .footer-grid { grid-template-columns:1fr; gap: 28px; }
  .hero-buttons { flex-direction:column; }
  .hero-buttons .btn { justify-content: center; width: 100%; }
  .cta-banner { padding: 40px 18px; box-shadow: 6px 6px 0 var(--ink); }
  .stat-number { font-size: 1.9rem; }
}