/* roulang page: index */
:root {
    --primary: #0e2a47;
    --primary-dark: #081d33;
    --primary-light: #1b3a5e;
    --accent: #f0a500;
    --accent-dark: #d18e00;
    --bg-light: #f4f8fb;
    --text: #1e293b;
    --text-muted: #5b6b7c;
    --border: #e3ecf3;
    --radius: 16px;
    --shadow: 0 4px 24px rgba(14, 42, 71, 0.08);
    --shadow-lg: 0 12px 40px rgba(14, 42, 71, 0.14);
    --transition: 0.32s cubic-bezier(0.22, 0.61, 0.36, 1);
  }

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

  html {
    scroll-behavior: smooth;
  }

  body {
    font-family: -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
    background: #ffffff;
    color: var(--text);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
  }

  a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition);
  }

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

  button {
    cursor: pointer;
    font-family: inherit;
    border: none;
    background: none;
  }

  .container {
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
    padding-left: 1.25rem;
    padding-right: 1.25rem;
  }

  /* ===== 顶部信息条 ===== */
  .top-bar {
    background: var(--primary);
    color: rgba(255, 255, 255, 0.9);
    font-size: 0.8rem;
    padding: 0.35rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  }

  .top-bar-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
  }

  .top-bar a {
    color: rgba(255, 255, 255, 0.85);
  }

  .top-bar a:hover {
    color: var(--accent);
  }

  .top-bar .topbar-right {
    display: flex;
    align-items: center;
    gap: 1.5rem;
  }

  /* ===== 主导航 ===== */
  .main-nav {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    box-shadow: 0 2px 12px rgba(14, 42, 71, 0.04);
  }

  .nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 76px;
    gap: 2rem;
  }

  .brand {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-shrink: 0;
  }

  .brand-icon {
    width: 42px;
    height: 42px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 1.2rem;
    box-shadow: 0 4px 12px rgba(14, 42, 71, 0.3);
  }

  .brand-text {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary);
    letter-spacing: 0.02em;
    line-height: 1.2;
  }

  .brand-text small {
    display: block;
    font-size: 0.7rem;
    font-weight: 400;
    color: var(--text-muted);
    letter-spacing: 0.08em;
  }

  .nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
    list-style: none;
  }

  .nav-links a {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text);
    padding: 0.5rem 0.25rem;
    position: relative;
    white-space: nowrap;
  }

  .nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: var(--accent);
    border-radius: 4px;
    transition: width var(--transition);
  }

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

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

  .nav-links a.active {
    color: var(--primary);
    font-weight: 600;
  }

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

  .nav-cta {
    background: linear-gradient(135deg, var(--accent), #ffbe3d);
    color: #fff;
    font-size: 0.9rem;
    font-weight: 600;
    padding: 0.55rem 1.35rem;
    border-radius: 999px;
    box-shadow: 0 4px 16px rgba(240, 165, 0, 0.35);
    transition: transform var(--transition), box-shadow var(--transition);
    white-space: nowrap;
  }

  .nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(240, 165, 0, 0.45);
  }

  .hamburger {
    display: none;
    width: 42px;
    height: 42px;
    border-radius: 10px;
    border: 1px solid var(--border);
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: var(--primary);
    transition: background var(--transition);
  }

  .hamburger:hover {
    background: var(--bg-light);
  }

  /* ===== Hero ===== */
  .hero {
    position: relative;
    background: linear-gradient(135deg, rgba(8, 29, 51, 0.92) 0%, rgba(14, 42, 71, 0.82) 55%, rgba(27, 58, 94, 0.75) 100%), url('/assets/images/backpic/back-1.png') center/cover no-repeat;
    padding: 5.5rem 0;
    color: #fff;
    overflow: hidden;
  }

  .hero::before {
    content: '';
    position: absolute;
    right: -120px;
    top: -120px;
    width: 420px;
    height: 420px;
    border-radius: 50%;
    background: rgba(240, 165, 0, 0.12);
    filter: blur(60px);
  }

  .hero-content {
    position: relative;
    z-index: 2;
    max-width: 780px;
  }

  .hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255, 255, 255, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: 999px;
    padding: 0.35rem 1rem;
    font-size: 0.8rem;
    letter-spacing: 0.04em;
    color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(8px);
  }

  .hero h1 {
    font-size: 3.25rem;
    font-weight: 800;
    line-height: 1.2;
    margin: 1.25rem 0 1rem;
    letter-spacing: 0.02em;
  }

  .hero h1 span {
    background: linear-gradient(90deg, var(--accent), #ffc35c);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
  }

  .hero-desc {
    font-size: 1.125rem;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.82);
    max-width: 620px;
    margin-bottom: 2rem;
  }

  .hero-btns {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 3rem;
  }

  .btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: linear-gradient(135deg, var(--accent), #ffbe3d);
    color: #fff;
    font-weight: 600;
    font-size: 1rem;
    padding: 0.8rem 1.9rem;
    border-radius: 999px;
    box-shadow: 0 6px 24px rgba(240, 165, 0, 0.4);
    transition: transform var(--transition), box-shadow var(--transition);
  }

  .btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 32px rgba(240, 165, 0, 0.5);
  }

  .btn-outline {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255, 255, 255, 0.1);
    border: 1.5px solid rgba(255, 255, 255, 0.35);
    color: #fff;
    font-weight: 500;
    font-size: 1rem;
    padding: 0.8rem 1.8rem;
    border-radius: 999px;
    backdrop-filter: blur(8px);
    transition: background var(--transition), border-color var(--transition), transform var(--transition);
  }

  .btn-outline:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.7);
    transform: translateY(-2px);
  }

  .hero-stats {
    display: flex;
    flex-wrap: wrap;
    gap: 2.5rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.15);
  }

  .hero-stat .num {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--accent);
  }

  .hero-stat .label {
    font-size: 0.82rem;
    color: rgba(255, 255, 255, 0.7);
    margin-top: 0.15rem;
  }

  /* ===== 通用板块 ===== */
  .section {
    padding: 4.5rem 0;
  }

  .section-label {
    display: inline-block;
    background: rgba(240, 165, 0, 0.12);
    color: var(--accent-dark);
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    padding: 0.25rem 0.85rem;
    border-radius: 999px;
    text-transform: uppercase;
    margin-bottom: 0.6rem;
  }

  .section-title {
    font-size: 2.25rem;
    font-weight: 700;
    line-height: 1.3;
    color: var(--primary);
    letter-spacing: 0.01em;
  }

  .section-subtitle {
    font-size: 1.05rem;
    color: var(--text-muted);
    max-width: 640px;
    margin-top: 0.5rem;
    line-height: 1.7;
  }

  /* ===== 特性卡片 ===== */
  .feature-card {
    background: #fff;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
    padding: 2rem 1.6rem;
    transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
    height: 100%;
  }

  .feature-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(240, 165, 0, 0.35);
  }

  .feature-icon {
    width: 56px;
    height: 56px;
    border-radius: 14px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    margin-bottom: 1.2rem;
  }

  .feature-card h3 {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 0.5rem;
  }

  .feature-card p {
    font-size: 0.92rem;
    color: var(--text-muted);
    line-height: 1.7;
  }

  /* ===== 分类卡片 ===== */
  .category-card {
    position: relative;
    background: #fff;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
    transition: transform var(--transition), box-shadow var(--transition);
    height: 100%;
    display: flex;
    flex-direction: column;
  }

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

  .category-card .thumb {
    position: relative;
    overflow: hidden;
    aspect-ratio: 16 / 10;
  }

  .category-card .thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
  }

  .category-card:hover .thumb img {
    transform: scale(1.04);
  }

  .category-card .thumb::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(8, 29, 51, 0.25), transparent 60%);
  }

  .category-card .content {
    padding: 1.5rem 1.5rem 1.8rem;
    flex: 1;
    display: flex;
    flex-direction: column;
  }

  .category-card h3 {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 0.4rem;
  }

  .category-card p {
    font-size: 0.9rem;
    color: var(--text-muted);
    line-height: 1.7;
    flex: 1;
  }

  .category-card .more {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--accent-dark);
    margin-top: 1rem;
  }

  .category-card .more i {
    transition: transform var(--transition);
  }

  .category-card:hover .more i {
    transform: translateX(4px);
  }

  /* ===== 流程时间轴 ===== */
  .process-section {
    background: var(--bg-light);
    position: relative;
    overflow: hidden;
  }

  .process-section::before {
    content: '';
    position: absolute;
    left: -80px;
    bottom: -120px;
    width: 360px;
    height: 360px;
    border-radius: 50%;
    background: rgba(240, 165, 0, 0.08);
    filter: blur(50px);
  }

  .process-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    position: relative;
    z-index: 2;
    margin-top: 2.5rem;
  }

  .process-step {
    background: #fff;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    padding: 2rem 1.4rem;
    text-align: center;
    box-shadow: var(--shadow);
    position: relative;
    transition: box-shadow var(--transition), transform var(--transition);
  }

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

  .step-num {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.1rem;
    margin: 0 auto 1rem;
    box-shadow: 0 4px 12px rgba(14, 42, 71, 0.3);
  }

  .process-step h3 {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 0.4rem;
  }

  .process-step p {
    font-size: 0.85rem;
    color: var(--text-muted);
    line-height: 1.65;
  }

  /* ===== 资讯列表 ===== */
  .news-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    margin-top: 2.5rem;
  }

  .news-card {
    display: block;
    background: #fff;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
    padding: 1.6rem 1.5rem;
    transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  }

  .news-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(240, 165, 0, 0.3);
  }

  .news-meta {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 0.6rem;
  }

  .news-cat {
    background: rgba(14, 42, 71, 0.08);
    color: var(--primary);
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.18rem 0.7rem;
    border-radius: 999px;
  }

  .news-time {
    font-size: 0.78rem;
    color: var(--text-muted);
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
  }

  .news-card h3 {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--primary);
    line-height: 1.45;
    transition: color var(--transition);
  }

  .news-card:hover h3 {
    color: var(--accent-dark);
  }

  .news-card p {
    font-size: 0.88rem;
    color: var(--text-muted);
    line-height: 1.7;
    margin-top: 0.4rem;
  }

  .empty-tip {
    grid-column: 1 / -1;
    background: #fff;
    border: 1px dashed var(--border);
    border-radius: var(--radius);
    padding: 2.5rem;
    text-align: center;
    color: var(--text-muted);
    font-size: 0.95rem;
  }

  /* ===== 数据统计 ===== */
  .stats-section {
    background: linear-gradient(120deg, var(--primary) 0%, var(--primary-light) 100%);
    color: #fff;
    position: relative;
    overflow: hidden;
  }

  .stats-section::after {
    content: '';
    position: absolute;
    right: -100px;
    bottom: -140px;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    background: rgba(240, 165, 0, 0.15);
    filter: blur(40px);
  }

  .stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    text-align: center;
    position: relative;
    z-index: 2;
  }

  .stat-item .num {
    font-size: 2.6rem;
    font-weight: 800;
    margin-bottom: 0.25rem;
    color: var(--accent);
  }

  .stat-item .label {
    font-size: 0.9rem;
    opacity: 0.85;
  }

  /* ===== FAQ ===== */
  .faq-item {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 14px;
    margin-bottom: 0.8rem;
    overflow: hidden;
    transition: border-color var(--transition), box-shadow var(--transition);
  }

  .faq-item:hover {
    border-color: rgba(240, 165, 0, 0.3);
    box-shadow: var(--shadow);
  }

  .faq-question {
    width: 100%;
    padding: 1.1rem 1.4rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    text-align: left;
    font-size: 0.98rem;
    font-weight: 500;
    color: var(--text);
    transition: color var(--transition);
  }

  .faq-question:hover {
    color: var(--primary);
  }

  .faq-question i {
    color: var(--accent);
    transition: transform var(--transition);
    flex-shrink: 0;
  }

  .faq-item.open .faq-question i {
    transform: rotate(180deg);
  }

  .faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease;
  }

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

  .faq-answer-inner {
    padding: 0 1.4rem 1.2rem;
    font-size: 0.9rem;
    color: var(--text-muted);
    line-height: 1.75;
    border-top: 1px dashed var(--border);
    margin: 0 1.4rem;
    padding-left: 0;
    padding-right: 0;
  }

  /* ===== CTA ===== */
  .cta-section {
    background: url('/assets/images/backpic/back-3.png') center/cover no-repeat;
    position: relative;
    padding: 5rem 0;
  }

  .cta-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(120deg, rgba(8, 29, 51, 0.92), rgba(14, 42, 71, 0.85));
  }

  .cta-inner {
    position: relative;
    z-index: 2;
    text-align: center;
    color: #fff;
    max-width: 640px;
    margin: 0 auto;
  }

  .cta-inner h2 {
    font-size: 2.2rem;
    font-weight: 700;
    margin-bottom: 0.8rem;
  }

  .cta-inner p {
    font-size: 1.05rem;
    opacity: 0.85;
    margin-bottom: 2rem;
    line-height: 1.7;
  }

  .cta-btns {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1rem;
  }

  /* ===== 页脚 ===== */
  .footer {
    background: var(--primary-dark);
    color: rgba(255, 255, 255, 0.65);
    padding: 3.5rem 0 1.8rem;
  }

  .footer-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 2.5rem;
    margin-bottom: 2.5rem;
  }

  .footer-brand {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    margin-bottom: 0.8rem;
  }

  .footer-brand .brand-icon {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    font-size: 1rem;
  }

  .footer-brand-text {
    font-size: 1.15rem;
    font-weight: 600;
    color: #fff;
  }

  .footer h4 {
    font-size: 1rem;
    font-weight: 600;
    color: #fff;
    margin-bottom: 0.8rem;
  }

  .footer ul {
    list-style: none;
  }

  .footer ul li {
    margin-bottom: 0.4rem;
  }

  .footer ul li a {
    font-size: 0.9rem;
    color: inherit;
    transition: color var(--transition);
  }

  .footer ul li a:hover {
    color: var(--accent);
  }

  .footer-bottom {
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 1.4rem;
    font-size: 0.8rem;
  }

  /* ===== 移动端 ===== */
  .mobile-menu {
    display: none;
    position: fixed;
    top: 76px;
    left: 0;
    right: 0;
    background: #fff;
    border-bottom: 1px solid var(--border);
    box-shadow: 0 8px 32px rgba(14, 42, 71, 0.1);
    z-index: 49;
    padding: 1rem 0;
  }

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

  .mobile-menu .mobile-links {
    list-style: none;
  }

  .mobile-menu .mobile-links a {
    display: block;
    padding: 0.8rem 1.5rem;
    font-size: 1rem;
    font-weight: 500;
    color: var(--text);
    border-left: 3px solid transparent;
    transition: background var(--transition), border-color var(--transition);
  }

  .mobile-menu .mobile-links a:hover,
  .mobile-menu .mobile-links a.active {
    background: var(--bg-light);
    border-left-color: var(--accent);
    color: var(--primary);
  }

  /* ===== 响应式 ===== */
  @media (max-width: 1024px) {
    .process-grid {
      grid-template-columns: repeat(2, 1fr);
    }

    .stats-grid {
      grid-template-columns: repeat(2, 1fr);
      gap: 2.5rem;
    }

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

    .hero h1 {
      font-size: 2.6rem;
    }
  }

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

    .hamburger {
      display: flex;
    }

    .hero {
      padding: 3.5rem 0;
    }

    .hero h1 {
      font-size: 2.1rem;
    }

    .hero-desc {
      font-size: 1rem;
    }

    .hero-stats {
      gap: 1.5rem;
    }

    .section {
      padding: 3.2rem 0;
    }

    .section-title {
      font-size: 1.8rem;
    }

    .news-list {
      grid-template-columns: 1fr;
    }

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

    .cta-inner h2 {
      font-size: 1.7rem;
    }

    .top-bar .topbar-right {
      display: none;
    }
  }

  @media (max-width: 520px) {
    .container {
      padding-left: 1rem;
      padding-right: 1rem;
    }

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

    .stats-grid {
      grid-template-columns: 1fr 1fr;
      gap: 1.8rem 1rem;
    }

    .stat-item .num {
      font-size: 2rem;
    }

    .hero h1 {
      font-size: 1.7rem;
    }

    .hero-btns {
      flex-direction: column;
      align-items: stretch;
    }

    .hero-btns .btn-primary,
    .hero-btns .btn-outline {
      justify-content: center;
    }

    .top-bar-inner {
      justify-content: center;
      text-align: center;
    }

    .feature-card {
      padding: 1.5rem;
    }
  }

  :focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
    border-radius: 4px;
  }

/* roulang page: category1 */
:root{
  --primary:#0f2b5b;
  --primary-dark:#091c3d;
  --accent:#e63946;
  --accent-dark:#c62e39;
  --text:#1e293b;
  --muted:#64748b;
  --border:#e2e8f0;
  --bg-soft:#f8fafc;
  --bg-cream:#f7f5f0;
  --radius:16px;
  --shadow-sm:0 2px 8px rgba(15,43,91,.06);
  --shadow-md:0 8px 24px rgba(15,43,91,.09);
  --shadow-lg:0 16px 40px rgba(15,43,91,.12);
  --transition:.25s cubic-bezier(.4,0,.2,1);
  --container:1200px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  color:var(--text);
  background:#fff;
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit;transition:color var(--transition)}
button,input,select{font-family:inherit;font-size:inherit}
.container{max-width:var(--container);margin:0 auto;padding:0 24px}
.topbar{
  background:var(--primary-dark);
  color:rgba(255,255,255,.88);
  font-size:13px;
  padding:8px 0;
  border-bottom:1px solid rgba(255,255,255,.06);
}
.topbar .container{display:flex;justify-content:space-between;align-items:center;gap:16px}
.topbar-info{display:flex;gap:20px;align-items:center}
.topbar-info span{display:inline-flex;align-items:center;gap:6px}
.topbar-cta{display:inline-flex;align-items:center;gap:6px;color:#ffd166;font-weight:500;transition:color var(--transition)}
.topbar-cta:hover{color:#fff}
.main-nav{
  background:#fff;
  position:sticky;
  top:0;
  z-index:100;
  box-shadow:0 1px 0 rgba(15,43,91,.06),0 4px 20px rgba(15,43,91,.04);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:78px}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand-icon{
  width:44px;height:44px;
  background:linear-gradient(135deg,#0f2b5b 0%,#1d4ed8 100%);
  border-radius:12px;
  display:flex;align-items:center;justify-content:center;
  color:#fff;
  font-size:20px;
  box-shadow:0 4px 12px rgba(15,43,91,.3);
}
.brand-text{display:flex;flex-direction:column;line-height:1.2}
.brand-text strong{font-size:19px;color:var(--primary);letter-spacing:.5px}
.brand-text small{font-size:11px;color:var(--muted);margin-top:2px}
.nav-links{display:flex;align-items:center;gap:4px;list-style:none;margin:0;padding:0}
.nav-links a{
  padding:10px 18px;
  border-radius:999px;
  font-size:15px;
  font-weight:500;
  color:var(--text);
  transition:background var(--transition),color var(--transition);
}
.nav-links a:hover{background:var(--bg-soft);color:var(--primary)}
.nav-links a.active{
  background:var(--primary);
  color:#fff;
  box-shadow:0 4px 12px rgba(15,43,91,.25);
}
.nav-cta{
  display:inline-flex;
  align-items:center;
  gap:8px;
  background:var(--accent);
  color:#fff;
  padding:11px 22px;
  border-radius:999px;
  font-size:14px;
  font-weight:600;
  box-shadow:0 4px 14px rgba(230,57,70,.3);
  transition:background var(--transition),transform var(--transition),box-shadow var(--transition);
}
.nav-cta:hover{background:var(--accent-dark);transform:translateY(-2px);box-shadow:0 8px 20px rgba(230,57,70,.4)}
.hamburger{
  display:none;
  width:44px;height:44px;
  border:none;
  background:var(--bg-soft);
  color:var(--primary);
  border-radius:12px;
  font-size:18px;
  cursor:pointer;
  align-items:center;
  justify-content:center;
  transition:background var(--transition);
}
.hamburger:hover{background:#e2e8f0}
@media(max-width:900px){
  .topbar .container{flex-direction:column;gap:6px;padding-top:4px;padding-bottom:4px}
  .nav-links{
    position:fixed;
    inset:auto 0 0 0;
    background:#fff;
    flex-direction:column;
    padding:24px;
    gap:12px;
    transform:translateY(100%);
    transition:transform .35s ease;
    box-shadow:0 -10px 30px rgba(15,43,91,.12);
    border-radius:24px 24px 0 0;
    z-index:1000;
    max-height:70vh;
    overflow-y:auto;
  }
  .nav-links.open{transform:translateY(0)}
  .nav-links a{width:100%;text-align:center;padding:14px;font-size:16px}
  .hamburger{display:flex}
  .nav-cta{display:none}
}
.hero-banner{
  position:relative;
  background:linear-gradient(120deg,rgba(9,28,61,.96),rgba(15,43,91,.88),rgba(29,78,216,.85)),url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  color:#fff;
  padding:84px 0 90px;
  overflow:hidden;
}
.hero-banner::after{
  content:'';
  position:absolute;
  bottom:-40px;right:-20px;
  width:360px;height:360px;
  background:radial-gradient(circle,rgba(230,57,70,.15),transparent 70%);
  pointer-events:none;
}
.hero-inner{position:relative;z-index:2;max-width:820px}
.breadcrumb{
  display:flex;align-items:center;gap:8px;
  font-size:14px;color:rgba(255,255,255,.7);
  margin-bottom:20px;
}
.breadcrumb a{color:rgba(255,255,255,.85);transition:color var(--transition)}
.breadcrumb a:hover{color:#ffd166}
.breadcrumb i{font-size:12px}
.hero-banner h1{font-size:44px;line-height:1.25;font-weight:800;margin-bottom:18px;letter-spacing:.5px}
.hero-banner h1 span{color:#ffd166}
.hero-banner p{font-size:17px;color:rgba(255,255,255,.9);max-width:640px;margin-bottom:28px}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:32px}
.hero-badges span{
  display:inline-flex;align-items:center;gap:6px;
  background:rgba(255,255,255,.14);
  border:1px solid rgba(255,255,255,.18);
  padding:6px 14px;
  border-radius:999px;
  font-size:13px;
  backdrop-filter:blur(4px);
}
.hero-badges span i{color:#ffd166}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:13px 26px;
  border-radius:999px;
  font-size:15px;
  font-weight:600;
  border:none;
  cursor:pointer;
  transition:transform var(--transition),box-shadow var(--transition),background var(--transition);
}
.btn-primary{background:var(--accent);color:#fff;box-shadow:0 6px 18px rgba(230,57,70,.35)}
.btn-primary:hover{background:var(--accent-dark);transform:translateY(-3px);box-shadow:0 10px 26px rgba(230,57,70,.45)}
.btn-light{background:#fff;color:var(--primary);box-shadow:0 6px 18px rgba(0,0,0,.12)}
.btn-light:hover{transform:translateY(-3px);box-shadow:0 10px 26px rgba(0,0,0,.18)}
.btn-ghost{background:rgba(255,255,255,.1);color:#fff;border:1px solid rgba(255,255,255,.35)}
.btn-ghost:hover{background:rgba(255,255,255,.2);transform:translateY(-3px)}
@media(max-width:768px){
  .hero-banner{padding:56px 0 60px}
  .hero-banner h1{font-size:31px}
  .hero-banner p{font-size:15px}
  .hero-actions .btn{width:100%}
}
.section{padding:72px 0}
.section-soft{background:var(--bg-soft)}
.section-cream{background:var(--bg-cream)}
.section-head{display:flex;flex-direction:column;align-items:center;text-align:center;margin-bottom:44px}
.section-head .eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(15,43,91,.06);
  color:var(--primary);
  font-size:13px;
  font-weight:600;
  letter-spacing:1px;
  padding:6px 16px;
  border-radius:999px;
  margin-bottom:14px;
}
.section-head h2{font-size:32px;font-weight:800;color:var(--primary);line-height:1.3;margin-bottom:12px}
.section-head p{font-size:16px;color:var(--muted);max-width:600px}
@media(max-width:640px){
  .section{padding:52px 0}
  .section-head h2{font-size:26px}
}
.steps-wrap{position:relative;max-width:860px;margin:0 auto;padding:20px 0}
.steps-wrap::before{
  content:'';
  position:absolute;
  left:35px;top:20px;bottom:20px;
  width:3px;
  background:linear-gradient(180deg,var(--primary),var(--accent),#3a86ff);
  border-radius:3px;
}
.step-item{
  position:relative;
  padding-left:96px;
  margin-bottom:38px;
}
.step-item:last-child{margin-bottom:0}
.step-number{
  position:absolute;
  left:0;top:0;
  width:74px;height:74px;
  border-radius:50%;
  background:#fff;
  box-shadow:0 4px 16px rgba(15,43,91,.14);
  display:flex;align-items:center;justify-content:center;
  font-size:24px;font-weight:800;
  color:var(--primary);
  border:3px solid var(--primary);
  z-index:2;
}
.step-item:nth-child(2) .step-number{color:var(--accent);border-color:var(--accent)}
.step-item:nth-child(3) .step-number{color:#3a86ff;border-color:#3a86ff}
.step-card{
  background:#fff;
  border-radius:var(--radius);
  padding:26px 30px;
  box-shadow:var(--shadow-sm);
  border:1px solid rgba(255,255,255,.8);
  transition:box-shadow var(--transition),transform var(--transition);
}
.step-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}
.step-card h3{font-size:19px;color:var(--primary);margin-bottom:6px}
.step-card p{font-size:14px;color:var(--muted)}
.step-tag{display:inline-block;font-size:12px;color:var(--accent);background:rgba(230,57,70,.08);padding:3px 10px;border-radius:999px;font-weight:500;margin-bottom:10px}
@media(max-width:640px){
  .steps-wrap::before{left:19px}
  .step-item{padding-left:62px}
  .step-number{width:48px;height:48px;font-size:17px;border-width:2px}
  .step-card{padding:20px}
  .step-card h3{font-size:16px}
}
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
@media(max-width:900px){.feature-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.feature-grid{grid-template-columns:1fr}}
.feature-card{
  background:#fff;
  border-radius:var(--radius);
  padding:30px 26px;
  box-shadow:var(--shadow-sm);
  border:1px solid rgba(226,232,240,.6);
  transition:transform var(--transition),box-shadow var(--transition);
  position:relative;
  overflow:hidden;
}
.feature-card::before{
  content:'';
  position:absolute;
  top:0;left:0;right:0;
  height:3px;
  background:linear-gradient(90deg,var(--primary),#3a86ff);
  opacity:0;
  transition:opacity var(--transition);
}
.feature-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.feature-card:hover::before{opacity:1}
.feature-icon{
  width:56px;height:56px;
  border-radius:14px;
  background:rgba(15,43,91,.08);
  color:var(--primary);
  font-size:24px;
  display:flex;align-items:center;justify-content:center;
  margin-bottom:18px;
}
.feature-card h3{font-size:17px;font-weight:700;color:var(--primary);margin-bottom:8px}
.feature-card p{font-size:14px;color:var(--muted);line-height:1.6}
.checklist-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;max-width:820px;margin:0 auto}
@media(max-width:640px){.checklist-grid{grid-template-columns:1fr}}
.check-item{
  display:flex;align-items:flex-start;gap:12px;
  background:#fff;
  border-radius:14px;
  padding:18px 20px;
  box-shadow:var(--shadow-sm);
  border:1px solid rgba(226,232,240,.5);
}
.check-item i{color:var(--success);font-size:16px;margin-top:3px}
.check-item div{font-size:14px;line-height:1.5}
.check-item strong{color:var(--primary);font-size:15px;display:block;margin-bottom:2px}
.check-item span{color:var(--muted);font-size:13px}
.stats-band{
  background:linear-gradient(120deg,var(--primary) 0%,var(--primary-dark) 100%);
  padding:54px 0;
  color:#fff;
}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;text-align:center}
@media(max-width:760px){.stats-grid{grid-template-columns:repeat(2,1fr)}}
.stat-num{
  font-size:38px;font-weight:800;
  background:linear-gradient(135deg,#ffd166,#ff8c42);
  -webkit-background-clip:text;
  -webkit-text-fill-color:transparent;
  background-clip:text;
  line-height:1.2;
}
.stat-label{font-size:14px;color:rgba(255,255,255,.75);margin-top:6px}
.stats-grid > div{padding:10px}
.faq-grid{max-width:820px;margin:0 auto;display:flex;flex-direction:column;gap:14px}
.faq-item{
  background:#fff;
  border-radius:14px;
  box-shadow:var(--shadow-sm);
  border:1px solid rgba(226,232,240,.5);
  overflow:hidden;
  transition:box-shadow var(--transition);
}
.faq-item:hover{box-shadow:var(--shadow-md)}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:20px 24px;
  font-size:16px;
  font-weight:600;
  color:var(--primary);
  background:none;
  border:none;
  cursor:pointer;
  text-align:left;
  gap:16px;
  transition:background var(--transition);
}
.faq-q:hover{background:var(--bg-soft)}
.faq-q i{color:var(--muted);transition:transform .3s ease}
.faq-item.open .faq-q i{transform:rotate(45deg)}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .35s ease;
}
.faq-item.open .faq-a{max-height:300px}
.faq-a p{padding:0 24px 22px;font-size:14px;color:var(--muted);line-height:1.7;border-top:1px solid var(--border);padding-top:16px;margin:0}
.cta-band{
  position:relative;
  background:linear-gradient(100deg,var(--accent),#ff6b6b),url('/assets/images/backpic/back-2.png') center/cover;
  color:#fff;
  padding:76px 0;
  overflow:hidden;
}
.cta-band::after{
  content:'';
  position:absolute;
  right:-40px;bottom:-40px;
  width:300px;height:300px;
  background:rgba(255,255,255,.08);
  border-radius:50%;
}
.cta-inner{position:relative;z-index:2;display:flex;flex-direction:column;align-items:center;text-align:center}
.cta-inner h2{font-size:34px;font-weight:800;margin-bottom:14px;text-shadow:0 2px 10px rgba(0,0,0,.15)}
.cta-inner p{font-size:16px;margin-bottom:26px;max-width:520px;color:rgba(255,255,255,.95)}
.cta-inner .btn-white{background:#fff;color:var(--accent);box-shadow:0 8px 24px rgba(0,0,0,.18)}
.cta-inner .btn-white:hover{transform:translateY(-3px);box-shadow:0 14px 32px rgba(0,0,0,.22)}
@media(max-width:640px){
  .cta-inner h2{font-size:26px}
}
.footer{
  background:var(--primary-dark);
  color:rgba(255,255,255,.85);
  padding:64px 0 0;
  font-size:14px;
}
.footer-grid{
  display:grid;
  grid-template-columns:2fr 1fr 1.4fr;
  gap:44px;
  padding-bottom:44px;
}
@media(max-width:900px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media(max-width:580px){
  .footer-grid{grid-template-columns:1fr}
}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.footer-brand .brand-icon{
  width:38px;height:38px;
  font-size:17px;
  background:rgba(255,255,255,.12);
  color:#ffd166;
}
.footer-brand-text{font-size:17px;font-weight:700;color:#fff}
.footer h4{
  color:#fff;
  font-size:16px;
  font-weight:600;
  margin-bottom:18px;
}
.footer ul{list-style:none;padding:0;margin:0}
.footer ul li{margin-bottom:10px}
.footer ul a{color:rgba(255,255,255,.7);transition:color var(--transition),padding-left var(--transition)}
.footer ul a:hover{color:#ffd166;padding-left:4px}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);
  padding:22px 0;
  text-align:center;
  font-size:13px;
  color:rgba(255,255,255,.55);
}
.img-combo{
  display:grid;
  grid-template-columns:1.4fr 1fr;
  gap:20px;
  align-items:center;
}
@media(max-width:760px){
  .img-combo{grid-template-columns:1fr}
}
.img-card{
  border-radius:18px;
  overflow:hidden;
  box-shadow:var(--shadow-md);
  position:relative;
}
.img-card img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.img-card:hover img{transform:scale(1.03)}
.img-card .img-cover{aspect-ratio:4/3}
.ticket-card{
  background:#fff;
  border-radius:16px;
  overflow:hidden;
  box-shadow:var(--shadow-sm);
  border:1px solid var(--border);
  position:relative;
}
.ticket-card::before{
  content:'';
  position:absolute;
  left:16px;right:16px;
  top:50%;
  height:1px;
  border-top:1px dashed var(--border);
}
.ticket-head{
  padding:20px 22px;
  background:var(--primary);
  color:#fff;
  display:flex;
  justify-content:space-between;
  align-items:center;
}
.ticket-head i{font-size:22px;color:#ffd166}
.ticket-head small{font-size:12px;opacity:.8}
.ticket-body{padding:22px;display:flex;gap:18px;align-items:center}
.ticket-body .date{
  font-size:34px;
  font-weight:800;
  color:var(--primary);
  line-height:1;
  text-align:center;
}
.ticket-body .date span{display:block;font-size:12px;font-weight:400;color:var(--muted);margin-top:4px}
.ticket-body .info{flex:1}
.ticket-body .info h4{font-size:15px;color:var(--primary);margin-bottom:4px}
.ticket-body .info p{font-size:12px;color:var(--muted)}
.ticket-foot{
  background:var(--bg-cream);
  padding:12px 22px;
  display:flex;
  justify-content:space-between;
  align-items:center;
  font-size:12px;
  color:var(--muted);
}
@media(max-width:600px){
  .topbar-info span:nth-child(2){display:none}
}
.article-row{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:22px;
}
@media(max-width:900px){.article-row{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.article-row{grid-template-columns:1fr}}
.post-card{
  background:#fff;
  border-radius:16px;
  overflow:hidden;
  box-shadow:var(--shadow-sm);
  border:1px solid var(--border);
  transition:box-shadow var(--transition),transform var(--transition);
}
.post-card:hover{box-shadow:var(--shadow-md);transform:translateY(-4px)}
.post-card img{width:100%;height:180px;object-fit:cover}
.post-body{padding:20px}
.post-body h3{font-size:16px;font-weight:700;color:var(--primary);line-height:1.45;margin-bottom:8px}
.post-body p{font-size:13px;color:var(--muted);line-height:1.6;margin-bottom:12px}
.post-meta{font-size:12px;color:var(--muted);display:flex;gap:14px;margin-bottom:10px}
.post-body a{font-size:13px;font-weight:600;color:var(--accent)}

/* roulang page: article */
:root {
  --primary: #0f2b5b;
  --primary-light: #1e3f77;
  --primary-dark: #081b3a;
  --accent: #f0b90b;
  --accent-dark: #d4a208;
  --bg: #f4f7fb;
  --bg-alt: #eef2f7;
  --card-bg: #ffffff;
  --text: #1e293b;
  --text-light: #64748b;
  --border: #e2e8f0;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow: 0 4px 20px rgba(15, 43, 91, 0.08);
  --shadow-lg: 0 12px 40px rgba(15, 43, 91, 0.12);
  --transition: all 0.3s ease;
  --container: 1200px;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif; background: var(--bg); color: var(--text); line-height: 1.7; -webkit-font-smoothing: antialiased; }
a { text-decoration: none; color: inherit; transition: var(--transition); }
img { max-width: 100%; height: auto; display: block; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, textarea { font-family: inherit; }
.container { max-width: var(--container); margin: 0 auto; padding: 0 20px; }
section { scroll-margin-top: 90px; }

/* 顶部信息条 */
.top-bar { background: var(--primary-dark); color: #cbd5e1; font-size: 13px; padding: 8px 0; }
.top-bar-inner { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 8px 20px; }
.top-bar-left { display: flex; align-items: center; gap: 8px; }
.top-bar-left i { color: var(--accent); }
.top-bar-right { display: flex; align-items: center; gap: 16px; }
.top-bar-right a { display: inline-flex; align-items: center; gap: 6px; color: #e2e8f0; transition: var(--transition); }
.top-bar-right a:hover { color: var(--accent); }
.top-bar-right .top-divider { width: 1px; height: 12px; background: rgba(255,255,255,.2); }

/* 主导航 */
.main-nav { background: #ffffff; border-bottom: 1px solid var(--border); position: sticky; top: 0; z-index: 100; box-shadow: 0 2px 12px rgba(15, 43, 91, 0.06); }
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 76px; gap: 20px; }
.brand { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.brand-icon { width: 46px; height: 46px; background: linear-gradient(135deg, var(--primary), var(--primary-light)); border-radius: 12px; display: flex; align-items: center; justify-content: center; color: #fff; font-size: 20px; box-shadow: 0 4px 14px rgba(15,43,91,.25); }
.brand-text { font-size: 18px; font-weight: 800; color: var(--primary); line-height: 1.2; letter-spacing: .5px; }
.brand-text small { display: block; font-size: 11px; font-weight: 500; color: var(--text-light); letter-spacing: 1px; margin-top: 2px; }
.nav-links { display: flex; align-items: center; gap: 28px; list-style: none; margin: 0; }
.nav-links a { font-size: 15px; font-weight: 500; color: var(--text); position: relative; padding: 8px 0; }
.nav-links a::after { content: ''; position: absolute; left: 0; bottom: 0; width: 0; height: 2px; background: var(--accent); transition: var(--transition); border-radius: 2px; }
.nav-links a:hover { color: var(--primary); }
.nav-links a:hover::after, .nav-links a.active::after { width: 100%; }
.nav-links a.active { color: var(--primary); font-weight: 700; }
.nav-cta { display: inline-flex; align-items: center; gap: 8px; background: linear-gradient(135deg, var(--accent), #fbbf24); color: var(--primary-dark); font-weight: 700; font-size: 14px; padding: 10px 22px; border-radius: 50px; box-shadow: 0 4px 16px rgba(240, 185, 11, .35); transition: var(--transition); }
.nav-cta:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(240, 185, 11, .45); background: linear-gradient(135deg, #fbbf24, var(--accent)); }
.hamburger { display: none; font-size: 22px; color: var(--primary); padding: 8px; border-radius: 8px; transition: var(--transition); }
.hamburger:hover { background: var(--bg-alt); }

/* 移动端菜单 */
.mobile-menu { display: none; background: #fff; border-bottom: 1px solid var(--border); padding: 12px 20px; box-shadow: var(--shadow); }
.mobile-menu a { display: block; padding: 12px 8px; font-size: 15px; font-weight: 500; color: var(--text); border-radius: 8px; }
.mobile-menu a:hover { background: var(--bg); color: var(--primary); }
.mobile-menu a.mobile-cta { margin-top: 8px; background: linear-gradient(135deg, var(--accent), #fbbf24); color: var(--primary-dark); text-align: center; font-weight: 700; }

/* 文章 Hero */
.article-hero { position: relative; background-size: cover; background-position: center; padding: 72px 0; color: #fff; }
.article-hero .hero-overlay { position: absolute; inset: 0; background: linear-gradient(120deg, rgba(8,27,58,.94), rgba(15,43,91,.82), rgba(30,63,119,.7)); }
.article-hero .container { position: relative; z-index: 2; }
.breadcrumb { display: flex; align-items: center; gap: 8px; font-size: 13px; color: rgba(255,255,255,.75); margin-bottom: 24px; flex-wrap: wrap; }
.breadcrumb a { color: rgba(255,255,255,.75); }
.breadcrumb a:hover { color: var(--accent); }
.breadcrumb .separator { color: rgba(255,255,255,.4); }
.hero-badge { display: inline-flex; align-items: center; gap: 6px; background: rgba(240,185,11,.18); border: 1px solid rgba(240,185,11,.4); color: var(--accent); font-size: 13px; font-weight: 600; padding: 5px 14px; border-radius: 30px; margin-bottom: 16px; }
.article-hero h1 { font-size: 36px; font-weight: 800; line-height: 1.3; margin-bottom: 18px; max-width: 850px; }
.article-meta { display: flex; align-items: center; gap: 22px; font-size: 14px; color: rgba(255,255,255,.85); flex-wrap: wrap; }
.meta-item { display: inline-flex; align-items: center; gap: 7px; }
.meta-item i { color: var(--accent); }

/* 文章主体 */
.article-main { padding: 52px 0 40px; }
.article-layout { display: grid; grid-template-columns: minmax(0,1fr) 360px; gap: 40px; align-items: start; }
.article-content { background: var(--card-bg); border-radius: var(--radius); box-shadow: var(--shadow); padding: 40px; border: 1px solid var(--border); }
.prose-content { font-size: 16px; line-height: 1.9; color: var(--text); }
.prose-content h1, .prose-content h2, .prose-content h3, .prose-content h4 { font-weight: 700; color: var(--primary); margin: 28px 0 14px; line-height: 1.4; }
.prose-content h1 { font-size: 28px; }
.prose-content h2 { font-size: 24px; }
.prose-content h3 { font-size: 19px; }
.prose-content p { margin-bottom: 16px; }
.prose-content ul, .prose-content ol { margin: 0 0 18px 22px; }
.prose-content li { margin-bottom: 8px; }
.prose-content img { border-radius: 12px; margin: 20px 0; }
.prose-content a { color: var(--primary); text-decoration: underline; }
.prose-content a:hover { color: var(--accent-dark); }
.prose-content blockquote { border-left: 4px solid var(--accent); padding: 12px 20px; background: var(--bg); border-radius: 0 10px 10px 0; margin: 20px 0; font-style: italic; }
.article-tags { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 32px; padding-top: 24px; border-top: 1px solid var(--border); }
.tag { display: inline-flex; align-items: center; gap: 6px; font-size: 13px; color: var(--text-light); background: var(--bg); padding: 6px 14px; border-radius: 30px; border: 1px solid var(--border); transition: var(--transition); }
.tag:hover { background: var(--primary); color: #fff; border-color: var(--primary); }

.not-found { text-align: center; padding: 48px 20px; }
.not-found i { font-size: 52px; color: var(--accent); margin-bottom: 18px; }
.not-found h2 { font-size: 26px; font-weight: 800; color: var(--primary); margin-bottom: 12px; }
.not-found p { color: var(--text-light); margin-bottom: 24px; }

/* 侧边栏 */
.article-sidebar { display: flex; flex-direction: column; gap: 24px; }
.sidebar-card { background: var(--card-bg); border-radius: var(--radius); box-shadow: var(--shadow); border: 1px solid var(--border); overflow: hidden; }
.sidebar-register { position: relative; padding: 30px; color: #fff; background-size: cover; background-position: center; }
.sidebar-register .reg-overlay { position: absolute; inset: 0; background: linear-gradient(135deg, rgba(8,27,58,.92), rgba(15,43,91,.78)); border-radius: var(--radius); }
.sidebar-register > * { position: relative; z-index: 2; }
.sidebar-register h3 { font-size: 20px; font-weight: 800; margin-bottom: 10px; }
.sidebar-register p { font-size: 13px; color: rgba(255,255,255,.85); margin-bottom: 18px; }
.sidebar-register .btn-register { display: inline-block; background: var(--accent); color: var(--primary-dark); font-weight: 700; font-size: 14px; padding: 10px 24px; border-radius: 50px; transition: var(--transition); }
.sidebar-register .btn-register:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(240,185,11,.4); }
.sidebar-title { display: flex; align-items: center; gap: 8px; font-size: 17px; font-weight: 700; color: var(--primary); padding: 20px 24px 0; margin-bottom: 12px; }
.sidebar-title i { color: var(--accent); }
.sidebar-list { list-style: none; padding: 0 24px 20px; }
.sidebar-list li { border-bottom: 1px dashed var(--border); }
.sidebar-list li:last-child { border-bottom: none; }
.sidebar-list a { display: flex; align-items: flex-start; gap: 10px; padding: 13px 0; font-size: 14px; color: var(--text); line-height: 1.5; }
.sidebar-list a:hover { color: var(--primary); }
.sidebar-list a i { color: var(--accent); font-size: 12px; margin-top: 5px; flex-shrink: 0; }
.sidebar-list a .list-date { display: block; font-size: 12px; color: var(--text-light); margin-top: 2px; }
.security-tip { display: flex; gap: 14px; padding: 20px 24px; background: #fef9e7; border-radius: 0 0 var(--radius) var(--radius); }
.security-tip i { font-size: 22px; color: var(--accent-dark); flex-shrink: 0; }
.security-tip p { font-size: 13px; color: #7a6510; line-height: 1.6; }
.empty-list { padding: 16px 24px; font-size: 14px; color: var(--text-light); text-align: center; }

/* 注册流程 */
.process-section { background: linear-gradient(160deg, var(--bg-alt), #ffffff); padding: 64px 0; }
.section-header { text-align: center; max-width: 640px; margin: 0 auto 48px; }
.section-badge { display: inline-block; background: rgba(240,185,11,.15); color: var(--accent-dark); font-size: 13px; font-weight: 600; padding: 5px 16px; border-radius: 30px; margin-bottom: 14px; }
.section-header h2 { font-size: 32px; font-weight: 800; color: var(--primary); margin-bottom: 12px; line-height: 1.3; }
.section-header p { font-size: 15px; color: var(--text-light); }
.process-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.process-card { background: var(--card-bg); border-radius: var(--radius); box-shadow: var(--shadow); padding: 28px 22px; text-align: center; border: 1px solid var(--border); transition: var(--transition); position: relative; }
.process-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: rgba(240,185,11,.5); }
.step-num { width: 48px; height: 48px; background: linear-gradient(135deg, var(--primary), var(--primary-light)); color: #fff; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 18px; font-weight: 800; margin: 0 auto 18px; box-shadow: 0 4px 14px rgba(15,43,91,.2); }
.process-card h3 { font-size: 17px; font-weight: 700; color: var(--primary); margin-bottom: 10px; }
.process-card p { font-size: 14px; color: var(--text-light); line-height: 1.7; }

/* FAQ */
.faq-section { padding: 64px 0; }
.faq-grid { max-width: 820px; margin: 0 auto; display: flex; flex-direction: column; gap: 14px; }
.faq-item { background: var(--card-bg); border-radius: var(--radius); border: 1px solid var(--border); box-shadow: var(--shadow); overflow: hidden; transition: var(--transition); }
.faq-item:hover { border-color: rgba(240,185,11,.5); }
.faq-q { display: flex; align-items: center; gap: 14px; padding: 20px 24px; cursor: pointer; font-size: 16px; font-weight: 600; color: var(--text); transition: var(--transition); }
.faq-q:hover { color: var(--primary); }
.faq-q .faq-icon { width: 30px; height: 30px; background: var(--bg); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 13px; color: var(--primary); flex-shrink: 0; border: 1px solid var(--border); }
.faq-q .faq-chevron { margin-left: auto; color: var(--text-light); font-size: 14px; transition: var(--transition); }
.faq-a { display: none; padding: 0 24px 20px 68px; font-size: 15px; color: var(--text-light); line-height: 1.8; }
.faq-item.open .faq-a { display: block; }
.faq-item.open .faq-chevron { transform: rotate(180deg); color: var(--accent); }
.faq-item.open .faq-q { color: var(--primary); }

/* CTA */
.cta-section { padding: 0 0 64px; }
.cta-inner { position: relative; background-size: cover; background-position: center; border-radius: 24px; padding: 56px 48px; text-align: center; color: #fff; overflow: hidden; }
.cta-inner .cta-overlay { position: absolute; inset: 0; background: linear-gradient(120deg, rgba(8,27,58,.93), rgba(15,43,91,.85), rgba(30,63,119,.78)); }
.cta-inner > * { position: relative; z-index: 2; }
.cta-inner h2 { font-size: 30px; font-weight: 800; margin-bottom: 12px; }
.cta-inner p { font-size: 16px; color: rgba(255,255,255,.85); max-width: 560px; margin: 0 auto 28px; }
.btn-accent { display: inline-flex; align-items: center; gap: 8px; background: var(--accent); color: var(--primary-dark); font-weight: 700; font-size: 16px; padding: 14px 34px; border-radius: 50px; box-shadow: 0 6px 24px rgba(240,185,11,.45); transition: var(--transition); }
.btn-accent:hover { transform: translateY(-3px); box-shadow: 0 10px 32px rgba(240,185,11,.55); background: #fbbf24; }
.cta-note { margin-top: 18px; font-size: 13px; color: rgba(255,255,255,.65); }

/* 页脚 */
.footer { background: var(--primary-dark); color: #94a3b8; padding: 56px 0 0; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 48px; padding-bottom: 40px; }
.footer-brand { display: flex; align-items: center; gap: 10px; margin-bottom: 16px; }
.footer-brand .brand-icon { width: 40px; height: 40px; background: linear-gradient(135deg, var(--accent), #fbbf24); color: var(--primary-dark); font-size: 18px; }
.footer-brand-text { font-size: 18px; font-weight: 800; color: #fff; }
.footer h4 { font-size: 16px; font-weight: 700; color: #fff; margin-bottom: 18px; }
.footer ul { list-style: none; }
.footer ul li { margin-bottom: 10px; }
.footer ul a { font-size: 14px; color: #94a3b8; }
.footer ul a:hover { color: var(--accent); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.1); padding: 18px 0; text-align: center; font-size: 14px; color: #64748b; }

/* 响应式 */
@media (max-width: 1024px) {
  .article-layout { grid-template-columns: 1fr; }
  .article-sidebar { grid-template-columns: 1fr 1fr; display: grid; }
  .process-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
}
@media (max-width: 768px) {
  .nav-links, .nav-cta { display: none; }
  .hamburger { display: block; }
  .mobile-menu { display: block; }
  .mobile-menu.open { display: block; }
  .article-hero { padding: 48px 0; }
  .article-hero h1 { font-size: 26px; }
  .article-content { padding: 24px; }
  .process-grid { grid-template-columns: 1fr; }
  .section-header h2 { font-size: 26px; }
  .cta-inner { padding: 40px 24px; }
  .cta-inner h2 { font-size: 24px; }
  .article-meta { gap: 12px; font-size: 13px; }
  .top-bar-right .top-divider, .top-bar-right a:last-child { display: none; }
}
@media (max-width: 520px) {
  .top-bar-inner { justify-content: center; text-align: center; }
  .article-sidebar { grid-template-columns: 1fr; display: flex; }
  .faq-a { padding-left: 24px; }
  .process-grid { gap: 16px; }
  .section-header h2 { font-size: 22px; }
  .brand-text { font-size: 15px; }
  .brand-text small { font-size: 10px; }
  .nav-inner { height: 64px; }
  .article-main { padding: 32px 0 24px; }
}