```css
/* ========== 汤姆影院 全局样式 ========== */
:root {
  --text-primary: #17202A;
  --text-secondary: #243447;
  --text-heading: #0F172A;
  --bg-body: #F0F4F8;
  --bg-card: rgba(255, 255, 255, 0.85);
  --bg-footer: #1F2937;
  --footer-text: #E5E7EB;
  --footer-heading: #F9FAFB;
  --btn-bg: #2563EB;
  --btn-text: #FFFFFF;
  --nav-bg: rgba(255, 255, 255, 0.7);
  --nav-text: #17202A;
  --nav-hover: #1E3A8A;
  --border-soft: rgba(209, 213, 219, 0.6);
  --faq-bg: rgba(255, 255, 255, 0.85);
  --faq-q: #111827;
  --faq-a: #1F2937;
  --gradient-hero: linear-gradient(135deg, #dbeafe 0%, #ede9fe 50%, #fae8ff 100%);
  --glass-bg: rgba(255, 255, 255, 0.6);
  --glass-border: rgba(255, 255, 255, 0.3);
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.08);
  --radius-sm: 12px;
  --radius-md: 20px;
  --radius-lg: 32px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="dark"] {
  --text-primary: #E2E8F0;
  --text-secondary: #CBD5E1;
  --text-heading: #FFFFFF;
  --bg-body: #0B1120;
  --bg-card: rgba(30, 41, 59, 0.85);
  --bg-footer: #0F172A;
  --footer-text: #CBD5E1;
  --footer-heading: #F1F5F9;
  --btn-bg: #3B82F6;
  --btn-text: #FFFFFF;
  --nav-bg: rgba(15, 23, 42, 0.7);
  --nav-text: #E2E8F0;
  --nav-hover: #93C5FD;
  --border-soft: rgba(51, 65, 85, 0.6);
  --faq-bg: rgba(30, 41, 59, 0.85);
  --faq-q: #F8FAFC;
  --faq-a: #E2E8F0;
  --gradient-hero: linear-gradient(135deg, #1e1b4b 0%, #0f172a 50%, #1e293b 100%);
  --glass-bg: rgba(15, 23, 42, 0.6);
  --glass-border: rgba(148, 163, 184, 0.2);
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.5);
}

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

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  background-color: var(--bg-body);
  background-image: 
    radial-gradient(circle at 10% 20%, rgba(99, 102, 241, 0.08) 0%, transparent 40%),
    radial-gradient(circle at 90% 80%, rgba(236, 72, 153, 0.06) 0%, transparent 40%);
  color: var(--text-primary);
  line-height: 1.7;
  transition: background-color 0.4s ease, color 0.4s ease;
  overflow-x: hidden;
  min-height: 100vh;
}

/* 滚动条 */
::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}
::-webkit-scrollbar-track {
  background: var(--bg-body);
}
::-webkit-scrollbar-thumb {
  background: var(--btn-bg);
  border-radius: 10px;
  border: 2px solid var(--bg-body);
}
::-webkit-scrollbar-thumb:hover {
  filter: brightness(1.2);
}

h1, h2, h3, h4 {
  color: var(--text-heading);
  font-weight: 800;
  line-height: 1.3;
  letter-spacing: -0.02em;
}

h1 {
  font-size: clamp(2.2rem, 5vw, 3.5rem);
  margin-bottom: 1.2rem;
  background: linear-gradient(135deg, var(--text-heading), var(--btn-bg));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  margin: 3rem 0 1.5rem;
  padding-bottom: 0.75rem;
  border-bottom: 3px solid transparent;
  border-image: linear-gradient(90deg, var(--btn-bg), transparent) 1;
  position: relative;
}

h2::after {
  content: '';
  position: absolute;
  bottom: -3px;
  left: 0;
  width: 80px;
  height: 3px;
  background: var(--btn-bg);
  border-radius: 3px;
}

h3 {
  font-size: 1.5rem;
  margin: 2rem 0 1rem;
}

h4 {
  font-size: 1.15rem;
  margin: 1.2rem 0 0.5rem;
}

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

a {
  color: var(--btn-bg);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.3s ease;
  position: relative;
}

a:hover {
  color: var(--nav-hover);
  text-decoration: none;
}

a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--btn-bg);
  transition: width 0.3s ease;
}

a:hover::after {
  width: 100%;
}

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

/* ========== 导航栏 ========== */
.navbar {
  background: var(--nav-bg);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  padding: 1rem 0;
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: 1000;
  border-bottom: 1px solid var(--glass-border);
  transition: var(--transition);
}

.navbar:hover {
  box-shadow: var(--shadow-md);
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.logo {
  font-size: 1.8rem;
  font-weight: 900;
  color: var(--text-heading);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
  transition: transform 0.3s ease;
}

.logo:hover {
  transform: scale(1.05);
}

.logo span {
  background: linear-gradient(135deg, var(--btn-bg), #7c3aed);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

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

.nav-links a {
  color: var(--nav-text);
  font-weight: 600;
  padding: 0.5rem 0;
  position: relative;
  transition: color 0.3s;
}

.nav-links a::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--btn-bg);
  transition: width 0.3s ease;
}

.nav-links a:hover {
  color: var(--nav-hover);
}

.nav-links a:hover::before {
  width: 100%;
}

.btn-theme {
  background: var(--btn-bg);
  color: var(--btn-text);
  border: none;
  padding: 0.6rem 1.4rem;
  border-radius: 50px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 2px 12px rgba(37, 99, 235, 0.3);
  position: relative;
  overflow: hidden;
}

.btn-theme::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  transform: translate(-50%, -50%);
  transition: width 0.6s, height 0.6s;
}

.btn-theme:hover::before {
  width: 300px;
  height: 300px;
}

.btn-theme:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(37, 99, 235, 0.4);
}

/* 移动端菜单 */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 2rem;
  color: var(--text-heading);
  cursor: pointer;
  transition: transform 0.3s;
}

.menu-toggle:hover {
  transform: rotate(90deg);
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
    width: 100%;
    flex-direction: column;
    gap: 1.2rem;
    padding: 1.5rem 0;
    background: var(--nav-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: var(--radius-md);
    margin-top: 1rem;
    animation: fadeInDown 0.4s ease;
  }
  
  .nav-links.open {
    display: flex;
  }
  
  .menu-toggle {
    display: block;
  }
}

@keyframes fadeInDown {
  from {
    opacity: 0;
    transform: translateY(-20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ========== 按钮 ========== */
.btn {
  display: inline-block;
  background: linear-gradient(135deg, var(--btn-bg), #4f46e5);
  color: var(--btn-text);
  padding: 0.9rem 2.2rem;
  border-radius: 50px;
  font-weight: 700;
  font-size: 1.05rem;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  border: none;
  cursor: pointer;
  box-shadow: 0 4px 16px rgba(37, 99, 235, 0.3);
  position: relative;
  overflow: hidden;
  letter-spacing: 0.5px;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: left 0.5s ease;
}

.btn:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 8px 30px rgba(37, 99, 235, 0.4);
}

.btn:hover::before {
  left: 100%;
}

.btn:active {
  transform: translateY(-1px) scale(0.98);
}

/* ========== 卡片 ========== */
.card {
  background: var(--bg-card);
  backdrop-filter: blur(12px) saturate(150%);
  -webkit-backdrop-filter: blur(12px) saturate(150%);
  border-radius: var(--radius-lg);
  padding: 2.2rem;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--glass-border);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--btn-bg), #7c3aed, #ec4899);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s ease;
}

.card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}

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

/* ========== Hero 区域 ========== */
.hero {
  padding: 6rem 0;
  background: var(--gradient-hero);
  border-radius: 0 0 60px 60px;
  position: relative;
  overflow: hidden;
  transition: background 0.4s ease;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
  animation: float 8s ease-in-out infinite;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -10%;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(37, 99, 235, 0.08) 0%, transparent 70%);
  animation: float 12s ease-in-out infinite reverse;
}

@keyframes float {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-20px) rotate(5deg); }
}

.hero .container {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 4rem;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-text {
  max-width: 100%;
}

.hero-text h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  line-height: 1.2;
  margin-bottom: 1.5rem;
}

.hero-text p {
  font-size: 1.15rem;
  color: var(--text-primary);
  opacity: 0.9;
  margin-bottom: 2rem;
}

.hero svg {
  width: 100%;
  max-width: 400px;
  height: auto;
  filter: drop-shadow(0 20px 40px rgba(0, 0, 0, 0.1));
  transition: transform 0.4s ease;
  animation: float 6s ease-in-out infinite;
}

.hero svg:hover {
  transform: scale(1.05) rotate(2deg);
}

@media (max-width: 900px) {
  .hero .container {
    grid-template-columns: 1fr;
    gap: 2rem;
    text-align: center;
  }
  
  .hero-text {
    text-align: center;
  }
  
  .hero svg {
    max-width: 300px;
    margin: 0 auto;
  }
}

/* ========== 网格布局 ========== */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-top: 2rem;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

@media (max-width: 900px) {
  .grid-3 {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 700px) {
  .grid-2 {
    grid-template-columns: 1fr;
  }
}

/* ========== 列表 ========== */
.article-list {
  list-style: none;
}

.article-list li {
  padding: 1.2rem 0;
  border-bottom: 1px solid var(--border-soft);
  transition: all 0.3s ease;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}

.article-list li:hover {
  padding-left: 1rem;
  background: linear-gradient(90deg, rgba(37, 99, 235, 0.05), transparent);
}

.article-list a {
  font-weight: 600;
  font-size: 1.05rem;
  color: var(--text-primary);
  transition: color 0.3s;
}

.article-list a:hover {
  color: var(--btn-bg);
}

.article-list span {
  color: var(--text-secondary);
  font-size: 0.9rem;
  white-space: nowrap;
}

/* ========== FAQ 样式 ========== */
.faq-item {
  background: var(--faq-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  margin-bottom: 1rem;
  padding: 1.2rem 1.5rem;
  transition: all 0.3s ease;
  overflow: hidden;
}

.faq-item:hover {
  box-shadow: var(--shadow-md);
  transform: translateX(5px);
}

.faq-q {
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--faq-q);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  user-select: none;
}

.faq-q span {
  font-size: 1.5rem;
  font-weight: 300;
  color: var(--btn-bg);
  transition: transform 0.3s ease;
  display: inline-block;
}

.faq-item:hover .faq-q span {
  transform: rotate(90deg);
}

.faq-a {
  margin-top: 1rem;
  color: var(--faq-a);
  display: none;
  animation: fadeIn 0.3s ease;
  line-height: 1.8;
  border-top: 1px dashed var(--border-soft);
  padding-top: 1rem;
}

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

/* ========== 表格 ========== */
table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  background: var(--bg-card);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  margin: 1.5rem 0;
}

th, td {
  padding: 1.2rem;
  text-align: left;
  border-bottom: 1px solid var(--border-soft);
}

th {
  background: linear-gradient(135deg, #EEF2FF, #E0E7FF);
  color: #1E3A8A;
  font-weight: 700;
  letter-spacing: 0.5px;
}

[data-theme="dark"] th {
  background: linear-gradient(135deg, #1E293B, #1a2332);
  color: #E0E7FF;
}

tr:last-child td {
  border-bottom: none;
}

tr:hover td {
  background: rgba(37, 99, 235, 0.03);
}

/* ========== Footer ========== */
.footer {
  background: var(--bg-footer);
  color: var(--footer-text);
  padding: 4rem 0 2rem;
  margin-top: 5rem;
  position: relative;
  overflow: hidden;
}

.footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--btn-bg), #7c3aed, #ec4899, var(--btn-bg));
  background-size: 200% 100%;
  animation: gradientMove 3s linear infinite;
}

@keyframes gradientMove {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

.footer h3, .footer h4 {
  color: var(--footer-heading);
  margin-bottom: 1rem;
}

.footer a {
  color: #93C5FD;
  transition: color 0.3s, padding-left 0.3s;
}

.footer a:hover {
  color: #FFFFFF;
  padding-left: 5px;
}

.footer-bottom {
  border-top: 1px solid rgba(51, 65, 85, 0.5);
  margin-top: 3rem;
  padding-top: 1.5rem;
  text-align: center;
}

.footer-bottom p {
  color: var(--footer-text);
  font-size: 0.95rem;
}

/* ========== 面包屑 ========== */
.breadcrumb {
  padding: 1.5rem 0;
  font-size: 0.95rem;
  color: var(--text-secondary);
}

.breadcrumb a {
  color: var(--text-secondary);
  transition: color 0.3s;
}

.breadcrumb a:hover {
  color: var(--btn-bg);
}

/* ========== 数字动画 ========== */
.stat-number {
  font-size: 2.5rem;
  font-weight: 900;
  color: var(--text-heading);
  background: linear-gradient(135deg, var(--btn-bg), #7c3aed);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ========== SVG 文字 ========== */
.svg-text {
  fill: var(--text-primary);
  transition: fill 0.4s ease;
}

/* ========== 滚动动画 ========== */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal.delay-1 { transition-delay: 0.1s; }
.reveal.delay-2 { transition-delay: 0.2s; }
.reveal.delay-3 { transition-delay: 0.3s; }

/* ========== 返回顶部 ========== */
#backTop {
  position: fixed;
  bottom: 30px;
  right: 30px;
  background: linear-gradient(135deg, var(--btn-bg), #4f46e5);
  color: white;
  border: none;
  border-radius: 50%;
  width: 52px;
  height: 52px;
  font-size: 1.5rem;
  cursor: pointer;
  box-shadow: 0 8px 24px rgba(37, 99, 235, 0.3);
  z-index: 1000;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
}

#backTop.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

#backTop:hover {
  transform: translateY(-5px) scale(1.1);
  box-shadow: 0 12px 32px rgba(37, 99, 235, 0.4);
}

#backTop:active {
  transform: translateY(-2px) scale(0.95);
}

/* ========== 响应式增强 ========== */
@media (max-width: 1024px) {
  .container {
    padding: 0 20px;
  }
  
  .hero {
    padding: 4rem 0;
  }
}

@media (max-width: 640px) {
  .container {
    padding: 0 16px;
  }
  
  .card {
    padding: 1.5rem;
    border-radius: var(--radius-md);
  }
  
  h1 {
    font-size: 2rem;
  }
  
  h2 {
    font-size: 1.6rem;
  }
  
  .hero svg {
    max-width: 220px;
  }
  
  .btn {
    padding: 0.8rem 1.8rem;
    font-size: 0.95rem;
  }
  
  .article-list li {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }
  
  #backTop {
    bottom: 20px;
    right: 20px;
    width: 44px;
    height: 44px;
    font-size: 1.2rem;
  }
}

/* ========== 打印样式 ========== */
@media print {
  .navbar, .footer, #backTop, .btn {
    display: none !important;
  }
  
  body {
    background: white;
    color: black;
  }
  
  .card {
    box-shadow: none;
    border: 1px solid #ddd;
  }
}

/* ========== 无障碍 ========== */
@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;
  }
}

/* ========== 特殊效果 ========== */
.text-gradient {
  background: linear-gradient(135deg, var(--btn-bg), #7c3aed);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.glass-effect {
  background: var(--glass-bg);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid var(--glass-border);
}

.hover-lift {
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.hover-lift:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}

/* 动画关键帧 */
@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.05); }
}

@keyframes shimmer {
  0% { background-position: -1000px 0; }
  100% { background-position: 1000px 0; }
}

/* 页面加载动画 */
.page-loader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--bg-body);
  z-index: 9999;
  display: flex;
  justify-content: center;
  align-items: center;
  transition: opacity 0.5s ease, visibility 0.5s ease;
}

.page-loader.hidden {
  opacity: 0;
  visibility: hidden;
}

.page-loader::after {
  content: '';
  width: 50px;
  height: 50px;
  border: 4px solid var(--border-soft);
  border-top-color: var(--btn-bg);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* 选中文本样式 */
::selection {
  background: var(--btn-bg);
  color: white;
}

/* 焦点样式 */
:focus-visible {
  outline: 3px solid var(--btn-bg);
  outline-offset: 2px;
  border-radius: 4px;
}

/* 暗色模式适配 */
[data-theme="dark"] .hero-text h1 {
  background: linear-gradient(135deg, #FFFFFF, #93C5FD);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

[data-theme="dark"] .btn {
  box-shadow: 0 4px 16px rgba(59, 130, 246, 0.4);
}

/* 响应式字体 */
html {
  font-size: 16px;
}

@media (max-width: 768px) {
  html {
    font-size: 14px;
  }
}

/* 工具类 */
.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; }
.p-1 { padding: 1rem; }
.p-2 { padding: 2rem; }
.p-3 { padding: 3rem; }
```