```css
/* ===== 糖心传媒 全站样式表 ===== */
/* 设计语言：温暖琥珀 × 深海蓝 · 新拟态 + 毛玻璃 */

:root {
  --bg: #ffffff;
  --bg-soft: #f5f7fa;
  --bg-card: #ffffff;
  --text-primary: #1f2937;
  --text-secondary: #334155;
  --text-muted: #4b5563;
  --text-heading: #0d2a4a;
  --text-link: #0b4f6c;
  --text-contrast: #ffffff;
  --border-color: #d1d9e6;
  --nav-bg: rgba(255, 255, 255, 0.85);
  --footer-bg: #0d2a4a;
  --footer-text: #e2e8f0;
  --footer-heading: #ffffff;
  --btn-bg: #0d2a4a;
  --btn-text: #ffffff;
  --btn-hover-bg: #1e3a5f;
  --tag-bg: #eef2f7;
  --tag-text: #1e3a5f;
  --dark-bg: #0b1622;
  --dark-bg-soft: #111f2e;
  --dark-card: #152634;
  --dark-text-primary: #e2e8f0;
  --dark-text-secondary: #cbd5e1;
  --dark-text-heading: #ffffff;
  --dark-border: #2a3f52;
  --dark-nav-bg: rgba(11, 22, 34, 0.85);
  --dark-footer-bg: #080f17;
  --dark-btn-bg: #1e3a5f;
  --dark-tag-bg: #1e2f3f;
  --dark-tag-text: #d1e0f0;
  --accent: #d4a017;
  --accent-hover: #b8890e;
  --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: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-full: 999px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

/* ===== 基础重置 ===== */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--text-primary);
  line-height: 1.7;
  transition: background 0.4s ease, color 0.4s ease;
  overflow-x: hidden;
}

body.dark-mode {
  background: var(--dark-bg);
  color: var(--dark-text-primary);
}

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

a {
  color: var(--text-link);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s ease;
}

body.dark-mode a {
  color: #a5d8ff;
}

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

h1,
h2,
h3,
h4,
h5,
h6 {
  color: var(--text-heading);
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 0.5em;
}

body.dark-mode h1,
body.dark-mode h2,
body.dark-mode h3,
body.dark-mode h4,
body.dark-mode h5,
body.dark-mode h6 {
  color: var(--dark-text-heading);
}

h1 {
  font-size: clamp(2rem, 4vw, 2.8rem);
  margin-bottom: 0.8rem;
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  margin: 3rem 0 1.5rem;
  padding-left: 1rem;
  border-left: 6px solid var(--accent);
  position: relative;
}

h2::after {
  content: "";
  position: absolute;
  bottom: -6px;
  left: 0;
  width: 60px;
  height: 4px;
  background: linear-gradient(90deg, var(--accent), transparent);
  border-radius: 2px;
}

h3 {
  font-size: clamp(1.2rem, 2.5vw, 1.5rem);
  margin: 1.5rem 0 0.8rem;
}

h4 {
  font-size: clamp(1.1rem, 2vw, 1.3rem);
  margin: 1.2rem 0 0.5rem;
}

p {
  margin-bottom: 1rem;
  color: var(--text-primary);
}

body.dark-mode p {
  color: var(--dark-text-primary);
}

ul,
ol {
  padding-left: 1.5rem;
  margin-bottom: 1rem;
}

li {
  margin-bottom: 0.4rem;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 clamp(1rem, 4vw, 2rem);
}

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

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

::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, var(--accent), var(--btn-bg));
  border-radius: 5px;
}

body.dark-mode ::-webkit-scrollbar-track {
  background: var(--dark-bg-soft);
}

/* ===== 导航栏 ===== */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--nav-bg);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--border-color);
  transition: var(--transition);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.03);
}

body.dark-mode .navbar {
  background: var(--dark-nav-bg);
  border-bottom-color: var(--dark-border);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.8rem clamp(1rem, 3vw, 2rem);
  max-width: 1200px;
  margin: 0 auto;
  gap: 1rem;
}

.logo a {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text-heading);
  letter-spacing: 0.5px;
  background: linear-gradient(135deg, var(--text-heading), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

body.dark-mode .logo a {
  background: linear-gradient(135deg, #ffffff, var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-links {
  display: flex;
  gap: 1.5rem;
  align-items: center;
  list-style: none;
}

.nav-links a {
  color: var(--text-secondary);
  font-weight: 500;
  font-size: 0.95rem;
  padding: 0.4rem 0.8rem;
  border-radius: var(--radius-full);
  transition: var(--transition);
  position: relative;
}

body.dark-mode .nav-links a {
  color: var(--dark-text-secondary);
}

.nav-links a:hover {
  color: var(--accent);
  background: rgba(212, 160, 23, 0.08);
  transform: translateY(-2px);
}

.nav-links a::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: width 0.3s ease;
}

.nav-links a:hover::after {
  width: 60%;
}

.search-box {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  background: var(--bg-soft);
  padding: 0.3rem 0.8rem;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-color);
  transition: var(--transition);
}

body.dark-mode .search-box {
  background: var(--dark-bg-soft);
  border-color: var(--dark-border);
}

.search-box:focus-within {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(212, 160, 23, 0.1);
}

.search-box input {
  border: none;
  background: transparent;
  padding: 0.4rem;
  color: var(--text-primary);
  outline: none;
  width: clamp(100px, 10vw, 160px);
  font-size: 0.9rem;
}

body.dark-mode .search-box input {
  color: var(--dark-text-primary);
}

.search-box input::placeholder {
  color: var(--text-muted);
}

.icon-btn {
  background: none;
  border: none;
  font-size: 1.2rem;
  cursor: pointer;
  color: var(--text-heading);
  padding: 0.4rem;
  border-radius: 50%;
  transition: var(--transition);
  line-height: 1;
}

body.dark-mode .icon-btn {
  color: var(--dark-text-heading);
}

.icon-btn:hover {
  background: rgba(212, 160, 23, 0.1);
  transform: scale(1.1);
}

.mobile-menu-toggle {
  display: none;
  font-size: 1.8rem;
  background: none;
  border: none;
  color: var(--text-heading);
  cursor: pointer;
  padding: 0.2rem;
  line-height: 1;
}

body.dark-mode .mobile-menu-toggle {
  color: var(--dark-text-heading);
}

/* ===== Hero 首屏 ===== */
.hero {
  background: linear-gradient(135deg, #f0f6ff 0%, #e7f0fd 50%, #fef7e8 100%);
  padding: clamp(3rem, 6vw, 5rem) 0;
  border-bottom: 1px solid var(--border-color);
  position: relative;
  overflow: hidden;
}

body.dark-mode .hero {
  background: linear-gradient(135deg, #0b1622 0%, #132433 50%, #1a2a3a 100%);
  border-bottom-color: var(--dark-border);
}

.hero::before {
  content: "";
  position: absolute;
  top: -50%;
  right: -20%;
  width: 70%;
  height: 200%;
  background: radial-gradient(circle, rgba(212, 160, 23, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

.hero-content {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: clamp(2rem, 4vw, 3rem);
  position: relative;
  z-index: 1;
}

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

.hero-text h1 {
  font-size: clamp(2rem, 5vw, 3rem);
  color: var(--text-heading);
  margin-bottom: 1rem;
  background: linear-gradient(135deg, var(--text-heading), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

body.dark-mode .hero-text h1 {
  background: linear-gradient(135deg, #ffffff, var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-text p {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--text-secondary);
  max-width: 600px;
}

body.dark-mode .hero-text p {
  color: var(--dark-text-secondary);
}

.hero-badge {
  display: inline-block;
  background: linear-gradient(135deg, var(--accent), #f0c040);
  color: #1f2937;
  padding: 0.4rem 1.2rem;
  border-radius: var(--radius-full);
  font-weight: 700;
  margin-bottom: 1.5rem;
  font-size: 0.9rem;
  box-shadow: 0 4px 12px rgba(212, 160, 23, 0.3);
  animation: float 3s ease-in-out infinite;
}

.hero-image {
  flex: 0 0 200px;
  text-align: center;
  position: relative;
}

.hero-image svg {
  filter: drop-shadow(0 12px 24px rgba(13, 42, 74, 0.2));
  animation: float 4s ease-in-out infinite;
  transition: transform 0.3s ease;
}

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

@keyframes float {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-10px);
  }
}

/* ===== 卡片网格 ===== */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
  margin: 2.5rem 0;
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.8rem 1.5rem;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

body.dark-mode .card {
  background: var(--dark-card);
  border-color: var(--dark-border);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
}

.card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--accent), var(--btn-bg));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s ease;
}

.card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(212, 160, 23, 0.3);
}

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

.card h3 {
  color: var(--text-heading);
  margin-top: 0;
  font-size: 1.2rem;
}

body.dark-mode .card h3 {
  color: var(--dark-text-heading);
}

.card h4 {
  color: var(--text-heading);
  margin-top: 0;
  font-size: 1.1rem;
}

body.dark-mode .card h4 {
  color: var(--dark-text-heading);
}

.card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: 0;
}

body.dark-mode .card p {
  color: var(--dark-text-secondary);
}

/* ===== 文章列表 ===== */
.article-list {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin-top: 2rem;
}

.article-item {
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 1.5rem;
  transition: var(--transition);
  padding: 1.5rem;
  border-radius: var(--radius-md);
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
}

body.dark-mode .article-item {
  border-bottom-color: var(--dark-border);
  background: var(--dark-card);
  border-color: var(--dark-border);
}

.article-item:hover {
  transform: translateX(8px);
  box-shadow: var(--shadow-md);
  border-left: 4px solid var(--accent);
}

.article-item h4 {
  font-size: 1.2rem;
  margin-bottom: 0.5rem;
  transition: color 0.2s ease;
}

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

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

body.dark-mode .article-meta {
  color: var(--dark-text-secondary);
}

.article-item p {
  margin-bottom: 0.5rem;
  color: var(--text-secondary);
  font-size: 0.95rem;
}

body.dark-mode .article-item p {
  color: var(--dark-text-secondary);
}

/* ===== FAQ ===== */
.faq-item {
  background: var(--bg-soft);
  border-radius: var(--radius-md);
  padding: 1.2rem 1.5rem;
  margin-bottom: 1rem;
  border: 1px solid var(--border-color);
  transition: var(--transition);
  cursor: pointer;
}

body.dark-mode .faq-item {
  background: var(--dark-bg-soft);
  border-color: var(--dark-border);
}

.faq-item:hover {
  border-color: var(--accent);
  box-shadow: var(--shadow-md);
}

.faq-question {
  font-weight: 600;
  font-size: 1.1rem;
  color: var(--text-heading);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}

body.dark-mode .faq-question {
  color: var(--dark-text-heading);
}

.faq-question span {
  font-size: 1.5rem;
  transition: transform 0.3s ease;
  color: var(--accent);
  flex-shrink: 0;
}

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

.faq-answer {
  margin-top: 0.8rem;
  color: var(--text-primary);
  padding-top: 0.8rem;
  border-top: 1px solid var(--border-color);
  animation: fadeIn 0.3s ease;
}

body.dark-mode .faq-answer {
  color: var(--dark-text-primary);
  border-top-color: var(--dark-border);
}

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

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

.info-table th,
.info-table td {
  border: 1px solid var(--border-color);
  padding: 1rem 1.2rem;
  text-align: left;
}

body.dark-mode .info-table th,
body.dark-mode .info-table td {
  border-color: var(--dark-border);
}

.info-table th {
  background: var(--bg-soft);
  color: var(--text-heading);
  font-weight: 600;
  width: 150px;
}

body.dark-mode .info-table th {
  background: var(--dark-bg-soft);
  color: var(--dark-text-heading);
}

.info-table tr {
  transition: background 0.2s ease;
}

.info-table tbody tr:hover {
  background: rgba(212, 160, 23, 0.04);
}

/* ===== 按钮 ===== */
.btn {
  display: inline-block;
  background: linear-gradient(135deg, var(--btn-bg), var(--btn-hover-bg));
  color: var(--btn-text);
  padding: 0.7rem 1.8rem;
  border-radius: var(--radius-full);
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  font-size: 0.95rem;
  box-shadow: 0 4px 12px rgba(13, 42, 74, 0.2);
  position: relative;
  overflow: hidden;
}

body.dark-mode .btn {
  background: linear-gradient(135deg, var(--dark-btn-bg), #2a4a6f);
  color: white;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

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

.btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(13, 42, 74, 0.3);
}

.btn:hover::after {
  width: 300px;
  height: 300px;
}

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

/* ===== 标签 ===== */
.tag {
  background: var(--tag-bg);
  color: var(--tag-text);
  padding: 0.3rem 1rem;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 500;
  display: inline-block;
  margin: 0.2rem;
  transition: var(--transition);
}

body.dark-mode .tag {
  background: var(--dark-tag-bg);
  color: var(--dark-tag-text);
}

.tag:hover {
  background: var(--accent);
  color: #1f2937;
  transform: scale(1.05);
}

/* ===== 滚动动画 ===== */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

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

/* ===== Footer ===== */
footer {
  background: var(--footer-bg);
  color: var(--footer-text);
  padding: 3rem 0 1.5rem;
  margin-top: 4rem;
  position: relative;
}

body.dark-mode footer {
  background: var(--dark-footer-bg);
}

footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--accent), var(--btn-bg), var(--accent));
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 2rem;
  margin-bottom: 2rem;
}

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

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

body.dark-mode .footer-col h4 {
  color: #ffffff;
}

.footer-col a {
  color: var(--footer-text);
  display: block;
  margin-bottom: 0.6rem;
  font-size: 0.9rem;
  transition: var(--transition);
  opacity: 0.8;
}

.footer-col a:hover {
  color: var(--accent);
  opacity: 1;
  padding-left: 8px;
}

.copyright {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  margin-top: 2rem;
  padding-top: 1.5rem;
  text-align: center;
  color: var(--footer-text);
  font-size: 0.9rem;
  opacity: 0.8;
}

.copyright p {
  margin-bottom: 0.3rem;
  color: var(--footer-text);
}

/* ===== 返回顶部 ===== */
#backToTop {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  background: linear-gradient(135deg, var(--accent), #f0c040);
  color: #0d2a4a;
  border: none;
  border-radius: 50%;
  width: 48px;
  height: 48px;
  font-size: 1.5rem;
  cursor: pointer;
  display: none;
  z-index: 999;
  box-shadow: 0 4px 12px rgba(212, 160, 23, 0.4);
  transition: var(--transition);
  line-height: 1;
}

#backToTop:hover {
  transform: translateY(-4px) scale(1.1);
  box-shadow: 0 8px 20px rgba(212, 160, 23, 0.5);
}

/* ===== 响应式 ===== */
@media (max-width: 768px) {
  .nav-links {
    display: none;
    flex-direction: column;
    width: 100%;
    background: var(--nav-bg);
    backdrop-filter: blur(20px);
    position: absolute;
    top: 60px;
    left: 0;
    padding: 1rem 2rem;
    gap: 0.8rem;
    border-bottom: 1px solid var(--border-color);
    box-shadow: var(--shadow-lg);
  }

  body.dark-mode .nav-links {
    background: var(--dark-nav-bg);
    border-bottom-color: var(--dark-border);
  }

  .nav-links.open {
    display: flex;
    animation: slideDown 0.3s ease;
  }

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

  .mobile-menu-toggle {
    display: block;
  }

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

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

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

  h1 {
    font-size: 1.8rem;
  }

  h2 {
    font-size: 1.4rem;
  }

  .card-grid {
    grid-template-columns: 1fr;
    gap: 1.2rem;
  }

  .article-item {
    padding: 1.2rem;
  }

  .faq-item {
    padding: 1rem 1.2rem;
  }

  .info-table {
    display: block;
    overflow-x: auto;
  }

  .info-table th,
  .info-table td {
    padding: 0.8rem;
    white-space: nowrap;
  }

  .search-box {
    width: 100%;
    margin-top: 0.5rem;
  }

  .search-box input {
    flex: 1;
    width: auto;
  }

  footer {
    padding: 2.5rem 0 1rem;
  }

  .footer-grid {
    gap: 1.5rem;
  }

  #backToTop {
    bottom: 1.5rem;
    right: 1.5rem;
    width: 42px;
    height: 42px;
    font-size: 1.2rem;
  }
}

@media (max-width: 480px) {
  .nav-container {
    padding: 0.6rem 1rem;
  }

  .logo a {
    font-size: 1.3rem;
  }

  .hero {
    padding: 2.5rem 0;
  }

  .hero-badge {
    font-size: 0.8rem;
    padding: 0.3rem 1rem;
  }

  .card {
    padding: 1.4rem 1.2rem;
  }

  .article-item {
    padding: 1rem;
  }

  .article-item h4 {
    font-size: 1.1rem;
  }

  h2 {
    margin: 2rem 0 1rem;
  }

  .faq-question {
    font-size: 1rem;
  }
}

/* ===== 暗黑模式微调 ===== */
.dark-mode .search-box input {
  color: #e2e8f0;
}

.dark-mode .search-box input::placeholder {
  color: #9fb3c8;
}

.dark-mode .hero-badge {
  background: linear-gradient(135deg, var(--accent), #f0c040);
  color: #1f2937;
}

.dark-mode .btn {
  border-color: rgba(255, 255, 255, 0.1);
}

/* ===== 打印样式 ===== */
@media print {
  .navbar,
  .hero,
  footer,
  #backToTop,
  .search-box,
  .mobile-menu-toggle {
    display: none !important;
  }

  .container {
    max-width: 100%;
    padding: 0;
  }

  body {
    font-size: 12pt;
    line-height: 1.5;
  }

  h2 {
    margin-top: 1.5rem;
  }

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

/* ===== 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;
  }
}

:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}
```