```css
/* ============================================
   567电影网 - 完整样式表
   Designed for pltvlah.cn
   包含：渐变Banner、毛玻璃、圆角卡片、响应式、暗色模式、滚动动画
   ============================================ */

/* ---------- 全局重置与变量 ---------- */
:root {
  --bg: #f8fafc;
  --bg-card: #ffffff;
  --bg-glass: rgba(255, 255, 255, 0.7);
  --text-primary: #1f2937;
  --text-secondary: #334155;
  --text-title: #0f172a;
  --text-link: #1d4ed8;
  --text-footer: #f1f5f9;
  --border-color: #cbd5e1;
  --btn-bg: linear-gradient(135deg, #2563eb, #7c3aed);
  --btn-text: #ffffff;
  --nav-bg: rgba(255, 255, 255, 0.85);
  --nav-text: #1e293b;
  --hover-bg: #e2e8f0;
  --banner-overlay: rgba(15, 23, 42, 0.6);
  --footer-bg: #0f172a;
  --tag-bg: #e2e8f0;
  --tag-text: #1e293b;
  --code-bg: #f1f5f9;
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.12);
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --transition-base: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* 暗黑模式变量 */
[data-theme="dark"] {
  --bg: #0b1120;
  --bg-card: #1e293b;
  --bg-glass: rgba(30, 41, 59, 0.7);
  --text-primary: #e2e8f0;
  --text-secondary: #cbd5e1;
  --text-title: #f8fafc;
  --text-link: #93c5fd;
  --border-color: #334155;
  --btn-bg: linear-gradient(135deg, #3b82f6, #8b5cf6);
  --btn-text: #ffffff;
  --nav-bg: rgba(15, 23, 42, 0.85);
  --nav-text: #e2e8f0;
  --hover-bg: #334155;
  --footer-bg: #020617;
  --tag-bg: #334155;
  --tag-text: #f1f5f9;
  --code-bg: #1e293b;
  --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);
}

/* ---------- 基础样式 ---------- */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

body {
  background: var(--bg);
  color: var(--text-primary);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "PingFang SC", "Microsoft YaHei", sans-serif;
  line-height: 1.7;
  transition: background 0.3s ease, color 0.3s ease;
}

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

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2.2rem); }
h3 { font-size: 1.25rem; }
h4 { font-size: 1.1rem; }

p {
  color: var(--text-primary);
}

a {
  color: var(--text-link);
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  color: var(--text-link);
  text-decoration: underline;
}

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

ul {
  list-style: none;
}

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

/* ---------- 滚动条美化 ---------- */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

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

::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: 8px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--text-secondary);
}

/* ---------- 导航栏 (毛玻璃效果) ---------- */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--nav-bg);
  backdrop-filter: blur(16px) saturate(180%);
  -webkit-backdrop-filter: blur(16px) saturate(180%);
  border-bottom: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 24px;
  max-width: 1280px;
  margin: 0 auto;
}

.logo a {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--text-title);
  letter-spacing: -0.5px;
  text-decoration: none;
}

.logo a:hover {
  text-decoration: none;
}

.logo span {
  background: linear-gradient(135deg, #2563eb, #7c3aed);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-weight: 800;
}

[data-theme="dark"] .logo span {
  background: linear-gradient(135deg, #60a5fa, #a78bfa);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.nav-links {
  display: flex;
  gap: 28px;
  align-items: center;
}

.nav-links a {
  color: var(--nav-text);
  font-weight: 500;
  font-size: 1rem;
  position: relative;
  padding: 4px 0;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, #2563eb, #7c3aed);
  transition: width 0.3s ease;
}

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

.btn-theme {
  background: var(--tag-bg);
  color: var(--tag-text);
  border: none;
  padding: 8px 18px;
  border-radius: 30px;
  font-weight: 600;
  cursor: pointer;
  font-size: 0.9rem;
  transition: var(--transition-base);
  backdrop-filter: blur(8px);
}

.btn-theme:hover {
  background: var(--border-color);
  transform: scale(1.05);
}

/* 移动菜单按钮 */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 2rem;
  color: var(--text-title);
  cursor: pointer;
  line-height: 1;
}

/* ---------- 响应式导航 ---------- */
@media (max-width: 768px) {
  .nav-links {
    display: none;
    flex-direction: column;
    background: var(--nav-bg);
    backdrop-filter: blur(20px);
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    padding: 24px;
    gap: 18px;
    box-shadow: var(--shadow-md);
    border-bottom: 1px solid var(--border-color);
    border-radius: 0 0 16px 16px;
  }
  .nav-links.active {
    display: flex;
    animation: slideDown 0.3s ease;
  }
  .menu-toggle {
    display: block;
  }
}

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

/* ---------- Banner 渐变+毛玻璃 ---------- */
.banner-section {
  margin: 24px 0;
}

.banner-slider {
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  min-height: 340px;
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, #0f172a 0%, #1e3a8a 50%, #7c3aed 100%);
  background-size: 200% 200%;
  animation: gradientShift 12s ease infinite;
  box-shadow: var(--shadow-lg);
}

@keyframes gradientShift {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

.banner-slider::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--banner-overlay);
  backdrop-filter: blur(2px);
}

.slide-content {
  padding: 48px;
  width: 100%;
  color: white;
  position: relative;
  z-index: 2;
  animation: fadeIn 0.6s ease;
}

.slide-content h2 {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  color: #ffffff;
  margin-bottom: 16px;
  text-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
  font-weight: 800;
}

.slide-content p {
  font-size: clamp(1rem, 2vw, 1.3rem);
  color: rgba(255, 255, 255, 0.95);
  max-width: 600px;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
  line-height: 1.8;
}

.banner-dots {
  position: absolute;
  bottom: 20px;
  right: 30px;
  display: flex;
  gap: 8px;
  z-index: 3;
}

.dot {
  width: 12px;
  height: 12px;
  border-radius: 6px;
  background: rgba(148, 163, 184, 0.6);
  cursor: pointer;
  transition: all 0.3s ease;
  backdrop-filter: blur(4px);
}

.dot.active {
  background: #ffffff;
  box-shadow: 0 0 12px rgba(255, 255, 255, 0.6);
  transform: scale(1.2);
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* ---------- 卡片网格 ---------- */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 24px;
  margin: 32px 0;
}

.card {
  background: var(--bg-glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-radius: var(--radius-md);
  padding: 28px;
  border: 1px solid var(--border-color);
  transition: var(--transition-base);
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, #2563eb, #7c3aed);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s ease;
}

.card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: transparent;
}

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

.card h3 {
  font-size: 1.3rem;
  margin-bottom: 12px;
  position: relative;
}

.card p {
  color: var(--text-secondary);
  margin-bottom: 16px;
  line-height: 1.7;
}

.card a {
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.card a::after {
  content: '→';
  transition: transform 0.3s ease;
}

.card a:hover::after {
  transform: translateX(4px);
}

/* ---------- 区块标题 ---------- */
.section-title {
  margin: 48px 0 24px;
  border-left: 6px solid transparent;
  border-image: linear-gradient(180deg, #2563eb, #7c3aed) 1;
  border-radius: 0 8px 8px 0;
  padding-left: 20px;
}

.section-title h2 {
  font-size: clamp(1.6rem, 3vw, 2rem);
  font-weight: 800;
}

/* ---------- 文章列表 ---------- */
.article-item {
  padding: 22px 0;
  border-bottom: 1px solid var(--border-color);
  transition: var(--transition-base);
  padding-left: 12px;
  border-radius: 8px;
}

.article-item:hover {
  background: var(--hover-bg);
  padding-left: 20px;
}

.article-item h4 {
  font-size: 1.15rem;
  margin-bottom: 6px;
}

.article-item h4 a {
  color: var(--text-title);
  transition: color 0.2s ease;
}

.article-item h4 a:hover {
  color: var(--text-link);
  text-decoration: none;
}

.article-item .meta {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-bottom: 8px;
  opacity: 0.8;
}

.article-item p {
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ---------- FAQ 折叠面板 ---------- */
.faq-item {
  background: var(--bg-glass);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  margin-bottom: 14px;
  overflow: hidden;
  transition: var(--transition-base);
}

.faq-item:hover {
  box-shadow: var(--shadow-sm);
  border-color: var(--text-link);
}

.faq-question {
  padding: 18px 24px;
  font-size: 1.05rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: transparent;
  color: var(--text-title);
  user-select: none;
  transition: background 0.3s ease;
}

.faq-question:hover {
  background: var(--hover-bg);
}

.faq-question::after {
  content: "＋";
  font-size: 1.4rem;
  color: var(--text-secondary);
  transition: transform 0.3s ease;
  font-weight: 400;
}

.faq-item.active .faq-question::after {
  content: "－";
  transform: rotate(180deg);
}

.faq-answer {
  padding: 0 24px 20px;
  color: var(--text-primary);
  display: none;
  border-top: 1px solid var(--border-color);
  padding-top: 16px;
  line-height: 1.8;
  animation: fadeIn 0.3s ease;
}

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

/* ---------- 表格样式 ---------- */
.info-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--bg-card);
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
}

.info-table th,
.info-table td {
  padding: 14px 16px;
  text-align: left;
  border-bottom: 1px solid var(--border-color);
}

.info-table th {
  background: var(--tag-bg);
  color: var(--text-title);
  font-weight: 600;
  font-size: 0.95rem;
}

.info-table td {
  color: var(--text-primary);
}

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

.info-table tr:hover td {
  background: var(--hover-bg);
}

/* ---------- 页脚 ---------- */
footer {
  margin-top: 60px;
  background: var(--footer-bg);
  padding: 48px 0 24px;
  position: relative;
  overflow: hidden;
}

footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, #2563eb, #7c3aed, #2563eb);
  background-size: 200% 100%;
  animation: gradientFlow 8s linear infinite;
}

@keyframes gradientFlow {
  0% { background-position: 0% 50%; }
  100% { background-position: 200% 50%; }
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  margin-bottom: 24px;
  position: relative;
  z-index: 2;
}

.footer-grid h4 {
  color: #ffffff;
  margin-bottom: 16px;
  font-size: 1.2rem;
  font-weight: 700;
}

.footer-grid a,
.footer-grid p,
.footer-grid li {
  color: var(--text-footer);
  opacity: 0.9;
  font-size: 0.95rem;
  transition: opacity 0.3s ease;
}

.footer-grid a:hover {
  opacity: 1;
  text-decoration: underline;
}

.footer-grid li {
  list-style: none;
  margin-bottom: 10px;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  color: #cbd5e1;
  font-size: 0.9rem;
  position: relative;
  z-index: 2;
}

.footer-bottom span {
  color: #cbd5e1;
}

/* ---------- 返回顶部按钮 ---------- */
.to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  background: var(--btn-bg);
  color: var(--btn-text);
  padding: 12px 18px;
  border-radius: 40px;
  border: none;
  font-weight: 700;
  cursor: pointer;
  box-shadow: var(--shadow-md);
  z-index: 999;
  transition: var(--transition-base);
  backdrop-filter: blur(8px);
  font-size: 1.1rem;
  line-height: 1;
}

.to-top:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

/* ---------- 标签 ---------- */
.tag {
  background: var(--tag-bg);
  color: var(--tag-text);
  padding: 4px 14px;
  border-radius: 30px;
  font-size: 0.8rem;
  font-weight: 600;
  display: inline-block;
  transition: var(--transition-base);
}

.tag:hover {
  background: var(--text-link);
  color: #ffffff;
}

/* ---------- SVG占位符 ---------- */
.svg-placeholder {
  background: linear-gradient(135deg, #d1d5db, #9ca3af);
  border-radius: var(--radius-md);
  aspect-ratio: 16/9;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #1f2937;
  font-weight: 600;
  min-height: 200px;
}

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

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

/* ---------- 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; }

/* 渐变文字 */
.gradient-text {
  background: linear-gradient(135deg, #2563eb, #7c3aed);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

[data-theme="dark"] .gradient-text {
  background: linear-gradient(135deg, #60a5fa, #a78bfa);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ---------- 响应式设计 ---------- */
@media (max-width: 1024px) {
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .card-grid {
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  }
}

@media (max-width: 768px) {
  .container {
    padding: 0 16px;
  }
  
  .slide-content {
    padding: 32px 24px;
  }
  
  .banner-slider {
    min-height: 280px;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
  
  .to-top {
    bottom: 20px;
    right: 20px;
    padding: 10px 14px;
  }
  
  .section-title {
    margin: 32px 0 16px;
  }
  
  .card {
    padding: 20px;
  }
  
  .faq-question {
    padding: 14px 18px;
    font-size: 1rem;
  }
  
  .faq-answer {
    padding: 0 18px 16px;
  }
}

@media (max-width: 480px) {
  .logo a {
    font-size: 1.5rem;
  }
  
  .slide-content h2 {
    font-size: 1.6rem;
  }
  
  .slide-content p {
    font-size: 1rem;
  }
  
  .banner-slider {
    min-height: 240px;
  }
  
  .card-grid {
    grid-template-columns: 1fr;
  }
  
  .article-item {
    padding: 16px 0;
    padding-left: 8px;
  }
  
  .article-item:hover {
    padding-left: 14px;
  }
}

/* ---------- 减少动画偏好 ---------- */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  
  .reveal {
    opacity: 1;
    transform: none;
  }
}

/* ---------- 打印样式 ---------- */
@media print {
  .navbar,
  .to-top,
  .btn-theme,
  .menu-toggle,
  .banner-dots {
    display: none !important;
  }
  
  body {
    background: white;
    color: black;
  }
  
  .card,
  .faq-item,
  .article-item {
    break-inside: avoid;
    box-shadow: none;
  }
}
```