/* ============================================
   九色影视后期全流程服务平台 - 主样式表
   视觉风格：电影宽银幕黑 + 监视器灰
   ============================================ */

/* --- CSS变量定义 --- */
:root {
  --cinema-black: #111111;
  --monitor-gray: #424242;
  --pure-black: #000000;
  --card-bg: #1A1A1A;
  --text-gray: #A0A0A0;
  --accent-teal: #00BCD4;
  --accent-amber: #FF8F00;
  --highlight-white: #E0E0E0;
  --border-dark: #2A2A2A;
  --waveform-green: #00E676;
  --node-purple: #9C27B0;
  --font-title: "Noto Serif SC", "Source Han Serif CN", serif;
  --font-body: "Noto Sans SC", "Source Han Sans CN", "PingFang SC", sans-serif;
  --font-mono: "JetBrains Mono", "Fira Code", monospace;
  --max-width: 1440px;
  --transition-smooth: cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  background-color: var(--pure-black);
  color: var(--text-gray);
  line-height: 1.8;
  overflow-x: hidden;
  position: relative;
}

/* --- 胶片颗粒噪点覆盖层 --- */
body::after {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 9999;
  opacity: 0.03;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
}

/* --- 链接样式 --- */
a {
  color: var(--accent-teal);
  text-decoration: none;
  transition: color 0.3s var(--transition-smooth);
}

a:hover {
  color: var(--accent-amber);
}

/* --- 标题系统 --- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-title);
  color: var(--highlight-white);
  font-weight: 700;
  line-height: 1.3;
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.5rem, 3.5vw, 2.5rem); }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.75rem); }
h4 { font-size: clamp(1rem, 2vw, 1.25rem); }

p {
  margin-bottom: 1rem;
  font-size: 1rem;
  color: var(--text-gray);
}

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

/* --- 容器 --- */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem;
}

.section-padding {
  padding: 5rem 0;
}

/* --- 导航栏 --- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-dark);
  transition: all 0.4s var(--transition-smooth);
}

.site-header.scrolled {
  background: rgba(17, 17, 17, 0.95);
}

.nav-wrapper {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.nav-logo img {
  width: 36px;
  height: 36px;
}

.nav-logo span {
  font-family: var(--font-title);
  font-size: 1.25rem;
  color: var(--highlight-white);
  font-weight: 700;
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: 2rem;
}

.nav-menu a {
  color: var(--text-gray);
  font-size: 0.9rem;
  position: relative;
  padding: 0.5rem 0;
  transition: color 0.3s;
}

.nav-menu a::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent-teal);
  transition: width 0.3s var(--transition-smooth);
}

.nav-menu a:hover {
  color: var(--highlight-white);
}

.nav-menu a:hover::after {
  width: 100%;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 5px;
}

.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--highlight-white);
  transition: all 0.3s;
}

/* --- Hero区 宽银幕 --- */
.hero-cinema {
  position: relative;
  width: 100%;
  height: 100vh;
  min-height: 600px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero-cinema::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(180deg, rgba(0,0,0,0.3) 0%, rgba(0,0,0,0.7) 100%);
  z-index: 2;
}

.hero-cinema .hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.hero-content {
  position: relative;
  z-index: 3;
  text-align: center;
  padding: 2rem;
}

.hero-content h1 {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  color: #fff;
  margin-bottom: 1.5rem;
  text-shadow: 0 4px 20px rgba(0,0,0,0.5);
  letter-spacing: 0.05em;
}

.hero-content .hero-tagline {
  font-size: clamp(1rem, 2vw, 1.5rem);
  color: rgba(255,255,255,0.8);
  margin-bottom: 2rem;
  font-family: var(--font-body);
  font-weight: 300;
}

/* 宽银幕遮幅条 */
.letterbox-top,
.letterbox-bottom {
  position: absolute;
  left: 0;
  width: 100%;
  height: 8vh;
  background: var(--pure-black);
  z-index: 4;
}

.letterbox-top { top: 0; }
.letterbox-bottom { bottom: 0; }

/* --- 示波器动画 --- */
.waveform-bar {
  display: flex;
  align-items: flex-end;
  gap: 2px;
  height: 60px;
  padding: 0 1rem;
}

.waveform-bar span {
  width: 3px;
  background: var(--waveform-green);
  border-radius: 1px;
  animation: waveform-pulse 1.5s ease-in-out infinite;
}

@keyframes waveform-pulse {
  0%, 100% { height: 10%; opacity: 0.5; }
  50% { height: 80%; opacity: 1; }
}

.waveform-bar span:nth-child(1) { animation-delay: 0s; }
.waveform-bar span:nth-child(2) { animation-delay: 0.1s; }
.waveform-bar span:nth-child(3) { animation-delay: 0.2s; }
.waveform-bar span:nth-child(4) { animation-delay: 0.3s; }
.waveform-bar span:nth-child(5) { animation-delay: 0.4s; }
.waveform-bar span:nth-child(6) { animation-delay: 0.5s; }
.waveform-bar span:nth-child(7) { animation-delay: 0.6s; }
.waveform-bar span:nth-child(8) { animation-delay: 0.7s; }

/* --- 服务能力矩阵 --- */
.services-matrix {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  padding: 2rem 0;
}

.service-card {
  background: var(--card-bg);
  border: 1px solid var(--border-dark);
  border-radius: 4px;
  padding: 2.5rem 2rem;
  transition: all 0.4s var(--transition-smooth);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--accent-teal), var(--node-purple));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s var(--transition-smooth);
}

.service-card:hover {
  border-color: var(--monitor-gray);
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0, 188, 212, 0.08);
}

.service-card:hover::before {
  transform: scaleX(1);
}

.service-card .card-icon {
  width: 48px;
  height: 48px;
  margin-bottom: 1.5rem;
  color: var(--accent-teal);
}

.service-card h3 {
  margin-bottom: 1rem;
  font-size: 1.25rem;
}

.service-card p {
  font-size: 0.9rem;
  line-height: 1.7;
}

/* --- 调色前后对比组件 --- */
.comparison-slider {
  position: relative;
  width: 100%;
  max-width: 960px;
  margin: 0 auto;
  overflow: hidden;
  border-radius: 4px;
  aspect-ratio: 2.35/1;
  cursor: col-resize;
}

.comparison-slider img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.comparison-slider .img-after {
  clip-path: inset(0 50% 0 0);
}

.comparison-slider .slider-handle {
  position: absolute;
  top: 0;
  left: 50%;
  width: 3px;
  height: 100%;
  background: var(--highlight-white);
  transform: translateX(-50%);
  z-index: 10;
  pointer-events: none;
}

.comparison-slider .slider-handle::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--highlight-white);
  border: 3px solid var(--pure-black);
}

.comparison-labels {
  display: flex;
  justify-content: space-between;
  padding: 1rem 0;
}

.comparison-labels span {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--monitor-gray);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

/* --- 海报墙 --- */
.poster-wall {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1.5rem;
  padding: 2rem 0;
}

.poster-item {
  position: relative;
  border-radius: 4px;
  overflow: hidden;
  aspect-ratio: 3/4;
  transition: transform 0.4s var(--transition-smooth);
}

.poster-item:hover {
  transform: scale(1.03);
}

.poster-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.poster-item .poster-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  padding: 2rem 1rem 1rem;
  background: linear-gradient(transparent, rgba(0,0,0,0.9));
  opacity: 0;
  transition: opacity 0.3s;
}

.poster-item:hover .poster-overlay {
  opacity: 1;
}

.poster-overlay h4 {
  font-size: 1rem;
  margin-bottom: 0.25rem;
}

.poster-overlay p {
  font-size: 0.8rem;
  color: var(--text-gray);
}

/* --- 节点连线动画 --- */
.node-graph {
  position: relative;
  padding: 3rem 0;
  min-height: 200px;
}

.node-item {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: var(--card-bg);
  border: 2px solid var(--node-purple);
  color: var(--highlight-white);
  font-size: 0.75rem;
  text-align: center;
  position: relative;
  margin: 0 2rem;
  transition: all 0.3s;
}

.node-item:hover {
  border-color: var(--accent-teal);
  box-shadow: 0 0 20px rgba(0, 188, 212, 0.3);
}

.node-connector {
  display: inline-block;
  width: 40px;
  height: 2px;
  background: linear-gradient(90deg, var(--node-purple), var(--accent-teal));
  vertical-align: middle;
  position: relative;
}

.node-connector::after {
  content: "";
  position: absolute;
  right: -4px;
  top: -3px;
  width: 8px;
  height: 8px;
  border-right: 2px solid var(--accent-teal);
  border-top: 2px solid var(--accent-teal);
  transform: rotate(45deg);
}

/* --- 机房展示 --- */
.facility-showcase {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  align-items: center;
}

.facility-showcase .facility-image {
  border-radius: 4px;
  overflow: hidden;
  border: 1px solid var(--border-dark);
}

.facility-showcase .facility-specs {
  padding: 2rem;
}

.spec-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 0;
  border-bottom: 1px solid var(--border-dark);
}

.spec-item .spec-label {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent-teal);
  min-width: 120px;
}

.spec-item .spec-value {
  color: var(--highlight-white);
  font-size: 0.9rem;
}

/* --- DIT数据流转图 --- */
.dit-flow {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  padding: 3rem 0;
  flex-wrap: wrap;
}

.dit-step {
  background: var(--card-bg);
  border: 1px solid var(--border-dark);
  border-radius: 4px;
  padding: 1.5rem;
  text-align: center;
  min-width: 140px;
  position: relative;
}

.dit-step .step-icon {
  font-size: 2rem;
  margin-bottom: 0.5rem;
}

.dit-step h4 {
  font-size: 0.9rem;
  margin-bottom: 0.25rem;
}

.dit-step p {
  font-size: 0.75rem;
}

.dit-arrow {
  color: var(--accent-teal);
  font-size: 1.5rem;
  animation: arrow-pulse 1.5s ease-in-out infinite;
}

@keyframes arrow-pulse {
  0%, 100% { opacity: 0.4; transform: translateX(0); }
  50% { opacity: 1; transform: translateX(5px); }
}

/* --- 审片室UI --- */
.screening-room {
  background: var(--card-bg);
  border: 1px solid var(--border-dark);
  border-radius: 4px;
  overflow: hidden;
}

.screening-room .player-area {
  aspect-ratio: 2.35/1;
  background: var(--pure-black);
  position: relative;
}

.screening-room .timecode {
  position: absolute;
  top: 1rem;
  right: 1rem;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--waveform-green);
  background: rgba(0,0,0,0.7);
  padding: 0.25rem 0.75rem;
  border-radius: 2px;
}

.screening-room .annotation-bar {
  padding: 1rem;
  border-top: 1px solid var(--border-dark);
  display: flex;
  gap: 1rem;
  align-items: center;
}

.screening-room .annotation-input {
  flex: 1;
  background: var(--pure-black);
  border: 1px solid var(--border-dark);
  border-radius: 4px;
  padding: 0.75rem 1rem;
  color: var(--highlight-white);
  font-size: 0.9rem;
}

/* --- 按钮系统 --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 2rem;
  border-radius: 2px;
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s var(--transition-smooth);
  border: none;
  text-decoration: none;
}

.btn-primary {
  background: var(--accent-teal);
  color: var(--pure-black);
}

.btn-primary:hover {
  background: #00ACC1;
  color: var(--pure-black);
  box-shadow: 0 4px 20px rgba(0, 188, 212, 0.3);
}

.btn-outline {
  background: transparent;
  border: 1px solid var(--monitor-gray);
  color: var(--highlight-white);
}

.btn-outline:hover {
  border-color: var(--accent-teal);
  color: var(--accent-teal);
}

/* --- 章节标题 --- */
.section-header {
  text-align: center;
  margin-bottom: 3rem;
}

.section-header h2 {
  margin-bottom: 1rem;
  position: relative;
  display: inline-block;
}

.section-header h2::after {
  content: "";
  position: absolute;
  bottom: -8px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 2px;
  background: linear-gradient(90deg, var(--accent-teal), var(--node-purple));
}

.section-header .section-desc {
  color: var(--monitor-gray);
  font-size: 1rem;
  max-width: 600px;
  margin: 1rem auto 0;
}

/* --- 页脚 --- */
.site-footer {
  background: var(--cinema-black);
  border-top: 1px solid var(--border-dark);
  padding: 4rem 0 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-brand p {
  font-size: 0.9rem;
  margin-top: 1rem;
  line-height: 1.8;
}

.footer-links h4 {
  font-size: 1rem;
  margin-bottom: 1rem;
  color: var(--highlight-white);
}

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

.footer-links li {
  margin-bottom: 0.5rem;
}

.footer-links a {
  color: var(--text-gray);
  font-size: 0.85rem;
}

.footer-links a:hover {
  color: var(--accent-teal);
}

.footer-bottom {
  border-top: 1px solid var(--border-dark);
  padding-top: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-bottom p {
  font-size: 0.8rem;
  color: var(--monitor-gray);
  margin: 0;
}

/* --- 面包屑 --- */
.breadcrumb {
  padding: 1rem 0;
  font-size: 0.85rem;
}

.breadcrumb a {
  color: var(--monitor-gray);
}

.breadcrumb span {
  color: var(--text-gray);
  margin: 0 0.5rem;
}

/* --- 内页通用 --- */
.page-hero {
  padding: 8rem 0 4rem;
  background: linear-gradient(180deg, var(--cinema-black) 0%, var(--pure-black) 100%);
  text-align: center;
}

.page-hero h1 {
  margin-bottom: 1rem;
}

.page-hero .page-desc {
  max-width: 700px;
  margin: 0 auto;
  color: var(--text-gray);
  font-size: 1.1rem;
}

.page-content {
  padding: 4rem 0;
}

.page-content article {
  max-width: 800px;
  margin: 0 auto;
}

.page-content article h2 {
  margin: 2.5rem 0 1rem;
}

.page-content article h3 {
  margin: 2rem 0 0.75rem;
}

.page-content article p {
  margin-bottom: 1.2rem;
  line-height: 2;
}

.page-content article ul,
.page-content article ol {
  padding-left: 1.5rem;
  margin-bottom: 1.2rem;
}

.page-content article li {
  margin-bottom: 0.5rem;
  line-height: 1.8;
}

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

.faq-item {
  border-bottom: 1px solid var(--border-dark);
}

.faq-question {
  padding: 1.25rem 0;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--highlight-white);
  font-size: 1rem;
}

.faq-question::after {
  content: "+";
  font-size: 1.5rem;
  color: var(--accent-teal);
  transition: transform 0.3s;
}

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

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s var(--transition-smooth);
}

.faq-item.active .faq-answer {
  max-height: 500px;
}

.faq-answer p {
  padding-bottom: 1.25rem;
  font-size: 0.9rem;
}

/* --- 搜索页 --- */
.search-container {
  max-width: 700px;
  margin: 0 auto;
  padding: 2rem 0;
}

.search-box {
  display: flex;
  gap: 0;
  margin-bottom: 2rem;
}

.search-box input {
  flex: 1;
  background: var(--card-bg);
  border: 1px solid var(--border-dark);
  border-right: none;
  border-radius: 2px 0 0 2px;
  padding: 1rem 1.5rem;
  color: var(--highlight-white);
  font-size: 1rem;
}

.search-box input:focus {
  outline: none;
  border-color: var(--accent-teal);
}

.search-box button {
  background: var(--accent-teal);
  color: var(--pure-black);
  border: none;
  padding: 1rem 2rem;
  border-radius: 0 2px 2px 0;
  cursor: pointer;
  font-weight: 600;
}

.search-results .result-item {
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--border-dark);
}

.search-results .result-item h3 {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
}

.search-results .result-item p {
  font-size: 0.9rem;
}

.search-results .result-item .result-url {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--waveform-green);
}

/* --- 404页面 --- */
.error-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 2rem;
}

.error-page .error-code {
  font-family: var(--font-mono);
  font-size: clamp(6rem, 15vw, 12rem);
  color: var(--border-dark);
  line-height: 1;
  margin-bottom: 1rem;
}

.error-page h2 {
  margin-bottom: 1rem;
}

.error-page p {
  margin-bottom: 2rem;
  max-width: 500px;
}

/* --- RAW宽容度拖拽组件 --- */
.raw-latitude-demo {
  position: relative;
  max-width: 800px;
  margin: 2rem auto;
  background: var(--card-bg);
  border: 1px solid var(--border-dark);
  border-radius: 4px;
  padding: 2rem;
}

.latitude-slider {
  position: relative;
  height: 60px;
  background: linear-gradient(90deg, #000 0%, #333 30%, #666 50%, #999 70%, #fff 100%);
  border-radius: 4px;
  margin: 1rem 0;
}

.latitude-slider .slider-thumb {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 20px;
  height: 100%;
  background: var(--accent-teal);
  opacity: 0.8;
  cursor: grab;
  border-radius: 2px;
}

.latitude-labels {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--monitor-gray);
}

/* --- 响应式断点 --- */
@media (max-width: 1024px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  
  .facility-showcase {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .nav-menu {
    display: none;
    position: absolute;
    top: 70px;
    left: 0;
    width: 100%;
    background: var(--cinema-black);
    flex-direction: column;
    padding: 2rem;
    gap: 1rem;
    border-bottom: 1px solid var(--border-dark);
  }

  .nav-menu.active {
    display: flex;
  }

  .nav-toggle {
    display: flex;
  }

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

  .services-matrix {
    grid-template-columns: 1fr;
  }

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

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }

  .dit-flow {
    flex-direction: column;
  }

  .comparison-slider {
    aspect-ratio: 16/9;
  }

  .section-padding {
    padding: 3rem 0;
  }

  .letterbox-top,
  .letterbox-bottom {
    height: 4vh;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 1rem;
  }

  .poster-wall {
    grid-template-columns: 1fr;
  }

  h1 { font-size: 1.75rem; }
  h2 { font-size: 1.5rem; }
}

/* --- 动画入场 --- */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s var(--transition-smooth), transform 0.8s var(--transition-smooth);
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* --- Wipe转场效果 --- */
.wipe-reveal {
  clip-path: inset(0 100% 0 0);
  transition: clip-path 1s var(--transition-smooth);
}

.wipe-reveal.visible {
  clip-path: inset(0 0 0 0);
}

/* --- 信任标识 --- */
.trust-badges {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 3rem;
  padding: 3rem 0;
  flex-wrap: wrap;
}

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

.trust-badge .badge-number {
  font-family: var(--font-mono);
  font-size: 2.5rem;
  color: var(--accent-teal);
  font-weight: 700;
}

.trust-badge .badge-label {
  font-size: 0.85rem;
  color: var(--monitor-gray);
  margin-top: 0.25rem;
}

/* --- 内链卡片 --- */
.related-links {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
  padding: 2rem 0;
}

.related-link-card {
  background: var(--card-bg);
  border: 1px solid var(--border-dark);
  border-radius: 4px;
  padding: 1.5rem;
  transition: all 0.3s;
}

.related-link-card:hover {
  border-color: var(--accent-teal);
  transform: translateY(-2px);
}

.related-link-card h4 {
  font-size: 1rem;
  margin-bottom: 0.5rem;
}

.related-link-card p {
  font-size: 0.85rem;
  margin: 0;
}