```css
/* ===== 精东影业 全站样式 ===== */
/* 风格：影视级 · 深空金调 · 沉浸式胶片感 */

:root {
  --primary-deep: #1a2b3c;
  --primary-text: #1f2a37;
  --secondary-text: #2d3f50;
  --accent-gold: #c48b2c;
  --accent-gold-hover: #a8741f;
  --bg-soft: #f8f7f4;
  --card-bg: #ffffff;
  --border-light: #d9d2c5;
  --footer-bg: #0f1f2f;
  --footer-text: #e5e7eb;
  --footer-heading: #ffffff;
  --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.1);
  --radius: 20px;
  --transition: 0.25s ease;
  --gradient-hero: linear-gradient(145deg, #1a2b3c 0%, #1e3a5f 100%);
  --glass-bg: rgba(255, 255, 255, 0.08);
  --glass-border: rgba(255, 255, 255, 0.15);
  --card-hover-transform: translateY(-8px);
  --nav-blur: blur(12px);
  --font-display: "Playfair Display", "Noto Serif SC", serif;
  --font-body: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", "Noto Sans", sans-serif;
}

[data-theme="dark"] {
  --primary-deep: #e2e8f0;
  --primary-text: #e5e7eb;
  --secondary-text: #cbd5e1;
  --accent-gold: #eab676;
  --accent-gold-hover: #d4a15f;
  --bg-soft: #121a24;
  --card-bg: #1e293b;
  --border-light: #3b4a5f;
  --footer-bg: #0b131c;
  --footer-text: #cbd5e1;
  --footer-heading: #f8fafc;
  --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.5);
  --gradient-hero: linear-gradient(145deg, #0f1f2f 0%, #1a2b3c 100%);
  --glass-bg: rgba(0, 0, 0, 0.3);
  --glass-border: rgba(255, 255, 255, 0.1);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

body {
  font-family: var(--font-body);
  background-color: var(--bg-soft);
  color: var(--primary-text);
  line-height: 1.7;
  transition: background-color 0.3s, color 0.3s;
  overflow-x: hidden;
  letter-spacing: 0.01em;
}

h1, h2, h3, h4 {
  color: var(--primary-deep);
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: -0.02em;
  font-family: var(--font-display);
}

h1 {
  font-size: clamp(2.2rem, 5vw, 3.2rem);
  margin-bottom: 1rem;
  background: linear-gradient(135deg, #fff 0%, #ffd966 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-shadow: 0 2px 20px rgba(255, 215, 0, 0.15);
}

h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.4rem);
  margin: 3rem 0 1.5rem;
  border-left: 6px solid var(--accent-gold);
  padding-left: 1.5rem;
  position: relative;
}

h2::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -8px;
  width: 60px;
  height: 2px;
  background: var(--accent-gold);
  opacity: 0.4;
}

h3 {
  font-size: 1.4rem;
  margin: 1.5rem 0 0.8rem;
  color: var(--primary-deep);
}

h4 {
  font-size: 1.1rem;
  margin: 1.2rem 0 0.5rem;
  color: var(--secondary-text);
}

p {
  color: var(--primary-text);
  margin-bottom: 1.2rem;
  font-size: 1rem;
  line-height: 1.8;
}

a {
  color: var(--accent-gold);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s, opacity 0.2s;
  position: relative;
}

a:hover {
  color: var(--accent-gold-hover);
  text-decoration: none;
  opacity: 0.9;
}

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== 导航栏 ===== */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: color-mix(in srgb, var(--card-bg) 85%, transparent);
  backdrop-filter: var(--nav-blur);
  -webkit-backdrop-filter: var(--nav-blur);
  box-shadow: var(--shadow-sm);
  transition: background-color 0.3s, box-shadow 0.3s;
  border-bottom: 1px solid var(--border-light);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.8rem 24px;
  max-width: 1280px;
  margin: 0 auto;
  gap: 1rem;
}

.logo {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--primary-deep);
  letter-spacing: -0.5px;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: transform 0.3s;
}

.logo:hover {
  transform: scale(1.02);
}

.logo svg {
  width: 32px;
  height: 32px;
  filter: drop-shadow(0 2px 8px rgba(196, 139, 44, 0.3));
}

.nav-links {
  display: flex;
  gap: 2rem;
  align-items: center;
}

.nav-links a {
  color: var(--primary-text);
  font-weight: 500;
  font-size: 0.95rem;
  padding: 0.4rem 0;
  border-bottom: 2px solid transparent;
  transition: border-color 0.2s, color 0.2s, transform 0.2s;
}

.nav-links a:hover {
  color: var(--accent-gold);
  border-bottom-color: var(--accent-gold);
  transform: translateY(-2px);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

.search-box {
  display: flex;
  align-items: center;
  background: var(--bg-soft);
  border-radius: 40px;
  padding: 0.3rem 0.6rem 0.3rem 1rem;
  border: 1px solid var(--border-light);
  transition: box-shadow 0.2s, border-color 0.2s;
}

.search-box:focus-within {
  border-color: var(--accent-gold);
  box-shadow: 0 0 0 3px rgba(196, 139, 44, 0.15);
}

.search-box input {
  background: transparent;
  border: none;
  outline: none;
  color: var(--primary-text);
  width: 140px;
  font-size: 0.9rem;
}

.search-box input::placeholder {
  color: var(--secondary-text);
  opacity: 0.7;
}

.search-box button {
  background: var(--accent-gold);
  border: none;
  border-radius: 30px;
  padding: 0.3rem 1.2rem;
  color: #0f1f2f;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s, transform 0.2s;
}

.search-box button:hover {
  background: var(--accent-gold-hover);
  transform: scale(1.02);
}

.theme-toggle, .mobile-menu-btn {
  background: none;
  border: 1px solid var(--border-light);
  border-radius: 30px;
  padding: 0.5rem 1rem;
  font-weight: 500;
  color: var(--primary-text);
  cursor: pointer;
  transition: background 0.2s, color 0.2s, border-color 0.2s;
}

.theme-toggle:hover, .mobile-menu-btn:hover {
  background: var(--bg-soft);
  border-color: var(--accent-gold);
}

.mobile-menu {
  display: none;
  flex-direction: column;
  background: color-mix(in srgb, var(--card-bg) 95%, transparent);
  backdrop-filter: var(--nav-blur);
  padding: 1rem 2rem;
  border-top: 1px solid var(--border-light);
  animation: slideDown 0.3s ease;
}

.mobile-menu a {
  padding: 0.6rem 0;
  font-size: 1.1rem;
  border-bottom: 1px solid var(--border-light);
  color: var(--primary-text);
}

.mobile-menu a:last-child {
  border-bottom: none;
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ===== Hero 区域 ===== */
.hero {
  background: var(--gradient-hero);
  color: white;
  border-radius: 0 0 48px 48px;
  padding: 5rem 0 6rem;
  margin-bottom: 2rem;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  top: -50%;
  right: -20%;
  width: 80%;
  height: 80%;
  background: radial-gradient(circle, rgba(255, 215, 0, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

.hero::after {
  content: "";
  position: absolute;
  bottom: -30%;
  left: -10%;
  width: 60%;
  height: 60%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.04) 0%, transparent 70%);
  pointer-events: none;
}

.hero-content {
  display: flex;
  align-items: center;
  gap: 3rem;
  flex-wrap: wrap;
  position: relative;
  z-index: 1;
}

.hero-text {
  flex: 1 1 400px;
}

.hero-text h1 {
  color: white;
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  margin-bottom: 1.2rem;
  text-shadow: 0 4px 24px rgba(0, 0, 0, 0.2);
}

.hero-text p {
  color: #e0e7ff;
  font-size: 1.15rem;
  max-width: 600px;
  margin-bottom: 2.5rem;
  line-height: 1.8;
}

.hero-stats {
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
}

.stat-item {
  background: var(--glass-bg);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  padding: 1.2rem 2rem;
  border-radius: 60px;
  border: 1px solid var(--glass-border);
  transition: transform 0.3s, background 0.3s;
  text-align: center;
  min-width: 140px;
}

.stat-item:hover {
  transform: translateY(-4px);
  background: rgba(255, 255, 255, 0.15);
}

.stat-number {
  font-size: 2.2rem;
  font-weight: 800;
  color: #ffd966;
  display: block;
  line-height: 1.2;
}

.stat-label {
  color: #d1d9e6;
  font-size: 0.9rem;
  display: block;
  margin-top: 0.3rem;
}

/* ===== 卡片通用 ===== */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  margin: 2rem 0;
}

.card {
  background: var(--card-bg);
  border-radius: var(--radius);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-light);
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s;
  position: relative;
  overflow: hidden;
}

.card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent-gold), transparent);
  opacity: 0;
  transition: opacity 0.3s;
}

.card:hover {
  transform: var(--card-hover-transform);
  box-shadow: var(--shadow-md);
  border-color: color-mix(in srgb, var(--accent-gold) 40%, var(--border-light));
}

.card:hover::before {
  opacity: 1;
}

.card h3 {
  margin-top: 0.5rem;
  color: var(--primary-deep);
  font-size: 1.3rem;
}

.card p {
  color: var(--primary-text);
  font-size: 0.95rem;
  line-height: 1.7;
}

.badge {
  display: inline-block;
  background: linear-gradient(135deg, var(--accent-gold), var(--accent-gold-hover));
  color: #fff;
  font-weight: 600;
  padding: 0.25rem 1.2rem;
  border-radius: 30px;
  font-size: 0.75rem;
  letter-spacing: 0.5px;
  margin-bottom: 1rem;
  box-shadow: 0 2px 8px rgba(196, 139, 44, 0.3);
}

/* ===== 数字动画区域 ===== */
.count-container {
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
  justify-content: center;
  background: var(--card-bg);
  border-radius: 30px;
  padding: 2.5rem;
  border: 1px solid var(--border-light);
  margin: 2rem 0;
  box-shadow: var(--shadow-sm);
}

.count-item {
  text-align: center;
  flex: 1;
  min-width: 150px;
}

.count-num {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--accent-gold);
  display: block;
  line-height: 1.2;
  background: linear-gradient(135deg, var(--accent-gold), var(--accent-gold-hover));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.count-item p {
  color: var(--secondary-text);
  margin-top: 0.3rem;
  font-size: 0.9rem;
}

/* ===== 文章列表 ===== */
.article-list {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.article-item {
  border-bottom: 1px solid var(--border-light);
  padding-bottom: 1.5rem;
  transition: padding-left 0.3s, background 0.3s;
  border-radius: 8px;
  padding-left: 0;
}

.article-item:hover {
  padding-left: 1rem;
  background: color-mix(in srgb, var(--card-bg) 50%, transparent);
}

.article-item h4 {
  font-size: 1.2rem;
  color: var(--primary-deep);
  transition: color 0.2s;
}

.article-item h4:hover {
  color: var(--accent-gold);
}

.article-meta {
  color: var(--secondary-text);
  font-size: 0.85rem;
  margin: 0.3rem 0 0.8rem;
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

.article-item p {
  color: var(--primary-text);
  font-size: 0.95rem;
  margin-bottom: 0.8rem;
}

.article-item a {
  font-weight: 600;
  font-size: 0.9rem;
}

/* ===== FAQ ===== */
.faq-item {
  background: var(--card-bg);
  border-radius: 16px;
  padding: 1.2rem 1.8rem;
  margin-bottom: 1rem;
  border: 1px solid var(--border-light);
  transition: border-color 0.3s, box-shadow 0.3s;
}

.faq-item:hover {
  border-color: color-mix(in srgb, var(--accent-gold) 40%, var(--border-light));
  box-shadow: var(--shadow-sm);
}

.faq-question {
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--primary-deep);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 0.3rem 0;
  user-select: none;
}

.faq-icon {
  font-size: 0.9rem;
  color: var(--accent-gold);
  transition: transform 0.3s;
  flex-shrink: 0;
}

.faq-answer {
  margin-top: 1rem;
  color: var(--primary-text);
  padding-right: 1rem;
  line-height: 1.8;
  animation: fadeIn 0.3s ease;
}

.faq-answer[hidden] {
  display: none;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(-5px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ===== 表格 ===== */
.info-table {
  width: 100%;
  border-collapse: collapse;
  margin: 2rem 0;
  background: var(--card-bg);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.info-table th {
  background: var(--primary-deep);
  color: white;
  padding: 1rem 1.5rem;
  text-align: left;
  font-weight: 600;
}

.info-table td {
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--border-light);
  color: var(--primary-text);
}

/* ===== 页脚 ===== */
footer {
  background: var(--footer-bg);
  color: var(--footer-text);
  margin-top: 5rem;
  padding: 4rem 0 2rem;
  border-radius: 48px 48px 0 0;
  position: relative;
}

footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent-gold), transparent);
  opacity: 0.5;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2.5rem;
  margin-bottom: 2.5rem;
}

.footer-col h4 {
  color: var(--footer-heading);
  font-size: 1.1rem;
  margin-bottom: 1.2rem;
  position: relative;
  padding-bottom: 0.5rem;
}

.footer-col h4::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 30px;
  height: 2px;
  background: var(--accent-gold);
  opacity: 0.6;
}

.footer-col a {
  color: var(--footer-text);
  display: block;
  margin: 0.4rem 0;
  font-weight: 400;
  opacity: 0.8;
  transition: opacity 0.2s, padding-left 0.2s;
}

.footer-col a:hover {
  color: #fff;
  opacity: 1;
  padding-left: 4px;
}

.footer-col p {
  color: var(--footer-text);
  font-size: 0.9rem;
  opacity: 0.8;
}

.copyright {
  border-top: 1px solid #2c3e50;
  padding-top: 2rem;
  text-align: center;
  color: #b0c4de;
  font-size: 0.9rem;
  opacity: 0.7;
}

/* ===== 返回顶部 ===== */
.back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  background: var(--accent-gold);
  color: #0f1f2f;
  padding: 0.8rem 1.2rem;
  border-radius: 40px;
  font-weight: bold;
  box-shadow: var(--shadow-md);
  cursor: pointer;
  border: none;
  z-index: 999;
  transition: opacity 0.2s, transform 0.2s, background 0.2s;
  opacity: 0;
  visibility: hidden;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  background: var(--accent-gold-hover);
  transform: translateY(-3px);
}

/* ===== 工具类 ===== */
.hidden {
  display: none !important;
}

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

.mt-1 { margin-top: 1rem; }
.mt-2 { margin-top: 2rem; }
.mt-3 { margin-top: 3rem; }
.mb-1 { margin-bottom: 1rem; }
.mb-2 { margin-bottom: 2rem; }
.mb-3 { margin-bottom: 3rem; }

/* ===== 滚动动画 ===== */
.scroll-animate {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.scroll-animate.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== 联系区域 ===== */
.contact-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  background: var(--card-bg);
  padding: 2.5rem;
  border-radius: 24px;
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-sm);
}

.contact-item {
  flex: 1;
  min-width: 200px;
}

.contact-item h4 {
  color: var(--primary-deep);
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.contact-item p {
  color: var(--primary-text);
  font-size: 0.95rem;
  line-height: 1.8;
}

/* ===== 响应式适配 ===== */
@media (max-width: 1024px) {
  .nav-links {
    gap: 1.2rem;
  }

  .nav-links a {
    font-size: 0.9rem;
  }

  .search-box input {
    width: 100px;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }

  .mobile-menu {
    display: flex;
  }

  .hero-content {
    flex-direction: column;
    text-align: center;
  }

  .hero-text p {
    margin-left: auto;
    margin-right: auto;
  }

  .hero-stats {
    justify-content: center;
  }

  .stat-item {
    min-width: 120px;
    padding: 1rem 1.5rem;
  }

  h1 {
    font-size: 2.2rem;
  }

  h2 {
    font-size: 1.8rem;
  }

  .card-grid {
    grid-template-columns: 1fr;
  }

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

  .search-box {
    display: none;
  }

  .nav-actions {
    gap: 0.5rem;
  }

  .theme-toggle {
    padding: 0.4rem 0.8rem;
    font-size: 0.85rem;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 16px;
  }

  .hero {
    padding: 3rem 0 4rem;
    border-radius: 0 0 32px 32px;
  }

  .hero-stats {
    gap: 1rem;
  }

  .stat-item {
    min-width: 100px;
    padding: 0.8rem 1rem;
  }

  .stat-number {
    font-size: 1.6rem;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .back-to-top {
    bottom: 1rem;
    right: 1rem;
    padding: 0.6rem 1rem;
  }

  .faq-item {
    padding: 1rem;
  }

  .faq-question {
    font-size: 0.95rem;
  }

  .card {
    padding: 1.5rem;
  }
}

/* ===== 打印样式 ===== */
@media print {
  .navbar,
  .hero,
  .back-to-top,
  .mobile-menu,
  .search-box,
  .theme-toggle,
  .mobile-menu-btn {
    display: none !important;
  }

  body {
    background: white;
    color: black;
  }

  .container {
    max-width: 100%;
  }

  .card {
    border: 1px solid #ccc;
    box-shadow: none;
  }

  footer {
    background: white;
    color: black;
    border-radius: 0;
  }

  .footer-col a,
  .footer-col p,
  .copyright {
    color: black;
  }
}

/* ===== 暗色模式微调 ===== */
[data-theme="dark"] .badge {
  color: #0f1f2f;
}

[data-theme="dark"] .hero-text h1 {
  background: linear-gradient(135deg, #fff 0%, #ffd966 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

[data-theme="dark"] .stat-number {
  color: #ffd966;
}

[data-theme="dark"] .info-table th {
  background: #2d3f50;
}

[data-theme="dark"] .search-box button {
  color: #0f1f2f;
}

[data-theme="dark"] .back-to-top {
  color: #0f1f2f;
}

/* ===== 滚动条美化 ===== */
::-webkit-scrollbar {
  width: 10px;
}

::-webkit-scrollbar-track {
  background: var(--bg-soft);
}

::-webkit-scrollbar-thumb {
  background: color-mix(in srgb, var(--accent-gold) 60%, transparent);
  border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--accent-gold);
}

/* ===== 选中文本 ===== */
::selection {
  background: var(--accent-gold);
  color: #fff;
}

/* ===== 焦点可见性 ===== */
:focus-visible {
  outline: 2px solid var(--accent-gold);
  outline-offset: 2px;
}

/* ===== 减少动画偏好 ===== */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}
```