*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
  html { scroll-behavior: smooth; }
  body {
    font-family: 'Microsoft YaHei', 'PingFang SC', 'Helvetica Neue', Arial, sans-serif;
    background: linear-gradient(135deg, #f0f4f8 0%, #e8eef5 50%, #f0f4f8 100%);
    color: #1a2332;
    line-height: 1.7;
    overflow-x: hidden;
    width: 100%;
    max-width: 100%;
  }

  -main {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 20px;
    padding: 12px 2%;
    max-width: 100%;
    margin: 0 auto;
  }
  .top-banner .logo-area {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0;
    flex: 0 1 auto;
  }
  .top-banner .logo-area img {
    height: auto;
    width: 100%;
    max-width: 520px;
    min-width: 200px;
    object-fit: contain;
    display: block;
    transition: opacity 0.2s;
  }
  .top-banner .logo-area img:hover {
    opacity: 0.88;
  }
  .top-banner .qr-slogan-area {
    display: flex;
    align-items: center;
    gap: 15px;
  }
  .top-banner .qr-block {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
  }
  .top-banner .qr-block img {
    width: 70px;
    height: 70px;
    border: 1px solid #ddd;
    border-radius: 4px;
  }
  .top-banner .qr-block .qr-label {
    font-size: 0.68rem;
    color: #888;
    text-align: center;
  }
  .top-banner .slogan-area {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    border-left: 3px solid #003087;
    padding-left: 15px;
  }
  .top-banner .slogan-main {
    font-size: 1.5rem;
    font-weight: 900;
    color: #003087;
    line-height: 1.2;
    letter-spacing: 2px;
  }
  .top-banner .slogan-sub {
    font-size: 0.75rem;
    color: #666;
    margin-top: 4px;
    text-align: center;
  }
  .top-banner-contact {
    background: #f5f7fa;
    border-top: 1px solid #e0e6ef;
    padding: 5px 2%;
    display: flex;
    align-items: center;
    gap: 25px;
    flex-wrap: wrap;
    font-size: 0.82rem;
    color: #444;
  }
  .top-banner-contact a {
    color: #003087;
    text-decoration: none;
    font-weight: 600;
  }
  .top-banner-contact a:hover { text-decoration: underline; }
  .top-banner-contact .contact-sep {
    color: #ccc;
  }
  /* SEO keyword tags bar */
  .seo-tags-bar {
    background: #eef2f8;
    border-top: 1px solid #d0dae8;
    padding: 6px 2%;
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    align-items: center;
  }
  .seo-tags-bar .seo-label {
    font-size: 0.75rem;
    font-weight: 700;
    color: #003087;
    margin-right: 4px;
    white-space: nowrap;
  }
  .seo-tag {
    display: inline-block;
    background: #fff;
    border: 1px solid #b0c4de;
    border-radius: 12px;
    padding: 2px 10px;
    font-size: 0.72rem;
    color: #003087;
    white-space: nowrap;
    transition: all 0.2s;
  }
  .seo-tag:hover {
    background: #003087;
    color: #fff;
    border-color: #003087;
  }
  .seo-tag.active {
    background: #003087;
    color: #FFD700;
    border-color: #003087;
    font-weight: 700;
  }

  /* ===== HERO SECTION ===== */
  .hero-section {
    background: linear-gradient(135deg, #003087 0%, #0050c8 40%, #0070e0 70%, #003087 100%);
    color: #fff;
    padding: 60px 2% 50px;
    text-align: center;
    position: relative;
    overflow: hidden;
    width: 100%;
  }
  .hero-section::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(ellipse at center, rgba(255,255,255,0.05) 0%, transparent 60%);
    animation: heroShimmer 8s ease-in-out infinite;
  }
  @keyframes heroShimmer {
    0%, 100% { transform: translateX(-10%) translateY(-10%); }
    50% { transform: translateX(10%) translateY(10%); }
  }
  .hero-badge {
    display: inline-block;
    background: rgba(255,255,255,0.15);
    border: 1px solid rgba(255,255,255,0.3);
    border-radius: 20px;
    padding: 5px 18px;
    font-size: 0.82rem;
    margin-bottom: 18px;
    letter-spacing: 1px;
  }
  .hero-title {
    font-size: 2.2rem;
    font-weight: 800;
    line-height: 1.3;
    margin-bottom: 6px;
    text-shadow: 0 2px 8px rgba(0,0,0,0.3);
  }
  .hero-title-en {
    font-size: 1.15rem;
    font-weight: 400;
    color: #FFD700;
    letter-spacing: 0.04em;
    margin-bottom: 18px;
    opacity: 0.92;
    font-style: italic;
    text-shadow: 0 1px 6px rgba(0,0,0,0.25);
    display: block;
  }
  .hero-subtitle {
    font-size: 1.05rem;
    opacity: 0.88;
    margin-bottom: 30px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
  }
  .hero-stats {
    display: flex;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
    margin-top: 30px;
  }
  .hero-stat {
    text-align: center;
  }
  .hero-stat .num {
    font-size: 2.2rem;
    font-weight: 800;
    color: #FFD700;
  }
  .hero-stat .label {
    font-size: 0.82rem;
    opacity: 0.85;
    margin-top: 4px;
  }

  /* ===== STICKY NAV ===== */
  
/* ©¤©¤ Top Banner (MWC style) ©¤©¤ */
.top-banner {
  width: 100%;
  max-width: 100%;
  background: #fff;
  text-align: center;
  padding: 0;
  border-bottom: 3px solid #e8a000;
  overflow: hidden;
}
.top-banner a {
  display: block;
  width: 100%;
}
.top-banner img {
  width: 100%;
  max-width: 100%;
  height: auto;
  display: block;
  margin: 0 auto;
  object-fit: contain;
}

/* ©¤©¤ SEO Keyword Bar ©¤©¤ */
.seo-keyword-bar {
  background: linear-gradient(135deg, #0a1628 0%, #1a2a4a 100%);
  padding: 8px 1.5%;
  border-bottom: 2px solid #c9a84c;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
}
.seo-kw-label { color: #c9a84c; font-size: 13px; font-weight: 700; white-space: nowrap; margin-right: 4px; }
.seo-kw-tag { background: rgba(255,255,255,0.08); color: #b0c4de; font-size: 12px; padding: 3px 8px; border-radius: 12px; border: 1px solid rgba(255,255,255,0.15); white-space: nowrap; transition: all 0.2s; cursor: default; }
.seo-kw-tag:hover { background: rgba(201,168,76,0.2); color: #c9a84c; border-color: #c9a84c; }
.seo-kw-tag.highlight { background: rgba(201,168,76,0.15); color: #c9a84c; border-color: rgba(201,168,76,0.5); font-weight: 600; }

.sticky-nav {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: linear-gradient(90deg, #001f4d 0%, #003087 50%, #004080 100%);
    border-bottom: 2px solid rgba(76,175,80,0.5);
    box-shadow: 0 3px 12px rgba(0,0,0,0.35);
    padding: 0;
    width: 100%;
    overflow-x: auto;
  }
  .sticky-nav .nav-inner {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    padding: 0 1%;
    min-height: 46px;
    width: 100%;
  }
  .sticky-nav a {
    color: #b3d4ff;
    text-decoration: none;
    font-size: 0.78rem;
    font-weight: 500;
    padding: 12px 10px;
    white-space: nowrap;
    transition: all 0.2s ease;
    border-bottom: 2px solid transparent;
  }
  .sticky-nav a:hover {
    color: #ffffff;
    border-bottom-color: #4CAF50;
    background: rgba(255,255,255,0.06);
    transform: translateY(-1px);
  }
  .sticky-nav a.active {
    color: #FFD700;
    border-bottom-color: #FFD700;
    background: rgba(255,215,0,0.08);
  }
  .sticky-nav a.toc-link {
    color: #FFD700;
    font-weight: 700;
    border-right: 1px solid rgba(255,255,255,0.2);
    margin-right: 4px;
    padding-right: 14px;
  }
  .sticky-nav a.special-link {
    color: #90EE90;
  }

  /* ===== TOC SECTION ===== */
  .toc-section {
    background: linear-gradient(135deg, #f8faff 0%, #eef3ff 100%);
    padding: 50px 2%;
    border-bottom: 3px solid #003087;
    width: 100%;
  }
  .section-title-bar {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 30px;
  }
  .section-title-bar h2 {
    font-size: 1.6rem;
    font-weight: 800;
    color: #003087;
  }
  .section-title-bar .title-line {
    flex: 1;
    height: 3px;
    background: linear-gradient(90deg, #003087, transparent);
    border-radius: 2px;
  }
  .toc-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 14px;
    width: 100%;
  }
  .toc-card {
    background: #fff;
    border: 1px solid #d0dff5;
    border-radius: 10px;
    padding: 16px 14px;
    display: flex;
    align-items: flex-start;
    gap: 10px;
    text-decoration: none;
    color: #1a2332;
    transition: all 0.25s ease;
    box-shadow: 0 2px 6px rgba(0,48,135,0.06);
  }
  .toc-card:hover {
    border-color: #003087;
    box-shadow: 0 6px 20px rgba(0,48,135,0.15);
    transform: translateY(-3px);
    background: #f0f5ff;
  }
  .toc-card .num {
    background: #003087;
    color: #fff;
    width: 26px;
    height: 26px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 700;
    flex-shrink: 0;
  }
  .toc-card .toc-text {
    font-size: 0.82rem;
    font-weight: 600;
    line-height: 1.4;
    color: #1a2332;
  }
  .toc-card.special .num {
    background: #e74c3c;
  }
  .toc-card.special-green .num {
    background: #27ae60;
  }

  /* ===== MAIN CONTENT SECTIONS ===== */
  .content-section {
    padding: 50px 2%;
    border-bottom: 1px solid #e0e8f5;
    width: 100%;
  }
  .content-section:nth-child(even) {
    background: #f8faff;
  }
  .content-section:nth-child(odd) {
    background: #ffffff;
  }
  .section-header {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 28px;
    padding: 16px 20px;
    background: linear-gradient(135deg, #f0f5ff 0%, #e8f0ff 100%);
    border-radius: 10px;
    border-left: 5px solid #003087;
  }
  .section-header .sec-num {
    background: #003087;
    color: #fff;
    width: 38px;
    height: 38px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    font-weight: 800;
    flex-shrink: 0;
  }
  .section-header h2 {
    font-size: 1.4rem;
    font-weight: 800;
    color: #003087;
  }
  .section-header .sec-en {
    font-size: 0.82rem;
    color: #666;
    margin-top: 2px;
  }

  /* Cards */
  .card-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-top: 20px;
  }
  .card-grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-top: 20px;
  }
  .info-card {
    background: #fff;
    border: 1px solid #d0dff5;
    border-radius: 12px;
    padding: 22px;
    box-shadow: 0 2px 8px rgba(0,48,135,0.06);
    transition: all 0.25s ease;
  }
  .info-card:hover {
    box-shadow: 0 8px 24px rgba(0,48,135,0.12);
    transform: translateY(-3px);
  }
  .info-card h3 {
    font-size: 1rem;
    font-weight: 700;
    color: #003087;
    margin-bottom: 12px;
    padding-bottom: 8px;
    border-bottom: 2px solid #e0e8f5;
  }
  .info-card p, .info-card li {
    font-size: 0.88rem;
    color: #444;
    line-height: 1.7;
  }
  .info-card ul {
    padding-left: 18px;
    margin-top: 8px;
  }
  .info-card li {
    margin-bottom: 5px;
  }
  .info-card .card-badge {
    display: inline-block;
    background: #003087;
    color: #fff;
    font-size: 0.72rem;
    padding: 2px 10px;
    border-radius: 12px;
    margin-bottom: 10px;
  }
  .info-card .card-badge.green { background: #27ae60; }
  .info-card .card-badge.orange { background: #e67e22; }
  .info-card .card-badge.red { background: #e74c3c; }
  .info-card .card-badge.purple { background: #8e44ad; }

  /* Highlight box */
  .highlight-box {
    background: linear-gradient(135deg, #e8f4fd 0%, #d6eaf8 100%);
    border: 1px solid #85c1e9;
    border-left: 4px solid #003087;
    border-radius: 8px;
    padding: 18px 22px;
    margin: 20px 0;
    transition: all 0.25s ease;
  }
  .highlight-box:hover {
    box-shadow: 0 4px 16px rgba(0,48,135,0.1);
    transform: translateY(-2px);
  }
  .highlight-box.warning {
    background: linear-gradient(135deg, #fef9e7 0%, #fef3cd 100%);
    border-color: #f39c12;
    border-left-color: #e67e22;
  }
  .highlight-box.danger {
    background: linear-gradient(135deg, #fdedec 0%, #fadbd8 100%);
    border-color: #e74c3c;
    border-left-color: #c0392b;
  }
  .highlight-box.success {
    background: linear-gradient(135deg, #eafaf1 0%, #d5f5e3 100%);
    border-color: #27ae60;
    border-left-color: #1e8449;
  }
  .highlight-box h4 {
    font-size: 0.95rem;
    font-weight: 700;
    color: #003087;
    margin-bottom: 8px;
  }
  .highlight-box.warning h4 { color: #e67e22; }
  .highlight-box.danger h4 { color: #c0392b; }
  .highlight-box.success h4 { color: #1e8449; }
  .highlight-box p, .highlight-box li {
    font-size: 0.87rem;
    color: #444;
    line-height: 1.7;
  }
  .highlight-box ul { padding-left: 18px; margin-top: 6px; }
  .highlight-box li { margin-bottom: 4px; }

  /* Table */
  .styled-table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
    font-size: 0.87rem;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0,48,135,0.08);
  }
  .styled-table thead tr {
    background: linear-gradient(135deg, #003087 0%, #0050c8 100%);
    color: #fff;
  }
  .styled-table th {
    padding: 13px 16px;
    text-align: left;
    font-weight: 700;
    font-size: 0.85rem;
  }
  .styled-table td {
    padding: 11px 16px;
    border-bottom: 1px solid #e0e8f5;
    color: #333;
  }
  .styled-table tbody tr:nth-child(even) { background: #f8faff; }
  .styled-table tbody tr:hover { background: #e8f0ff; }
  .styled-table td strong { color: #003087; }

  /* Step cards */
  .steps-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
    margin-top: 20px;
  }
  .step-card {
    background: #fff;
    border: 1px solid #d0dff5;
    border-radius: 12px;
    padding: 20px;
    text-align: center;
    box-shadow: 0 2px 8px rgba(0,48,135,0.06);
    transition: all 0.25s ease;
    position: relative;
  }
  .step-card:hover {
    box-shadow: 0 8px 24px rgba(0,48,135,0.12);
    transform: translateY(-3px);
  }
  .step-card .step-num {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, #003087, #0050c8);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    font-weight: 800;
    margin: 0 auto 12px;
  }
  .step-card h4 {
    font-size: 0.9rem;
    font-weight: 700;
    color: #003087;
    margin-bottom: 8px;
  }
  .step-card p {
    font-size: 0.82rem;
    color: #555;
    line-height: 1.6;
  }
  .step-card .step-time {
    display: inline-block;
    background: #e8f0ff;
    color: #003087;
    font-size: 0.72rem;
    padding: 3px 10px;
    border-radius: 10px;
    margin-top: 8px;
    font-weight: 600;
  }

  /* Sub-section heading */
  .sub-heading {
    font-size: 1.05rem;
    font-weight: 700;
    color: #003087;
    margin: 24px 0 12px;
    padding-left: 12px;
    border-left: 3px solid #003087;
    background: linear-gradient(90deg, rgba(0,48,135,0.06), transparent);
    padding: 8px 12px;
    border-radius: 0 6px 6px 0;
  }

  /* Resource links */
  .resource-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-top: 20px;
  }
  .resource-card {
    background: #fff;
    border: 1px solid #d0dff5;
    border-radius: 12px;
    padding: 22px;
    box-shadow: 0 2px 8px rgba(0,48,135,0.06);
    transition: all 0.25s ease;
  }
  .resource-card:hover {
    box-shadow: 0 8px 24px rgba(0,48,135,0.12);
    transform: translateY(-3px);
  }
  .resource-card h3 {
    font-size: 1rem;
    font-weight: 700;
    color: #003087;
    margin-bottom: 14px;
    padding-bottom: 8px;
    border-bottom: 2px solid #e0e8f5;
    display: flex;
    align-items: center;
    gap: 8px;
  }
  .resource-card a {
    display: block;
    color: #003087;
    text-decoration: none;
    font-size: 0.85rem;
    padding: 7px 0;
    border-bottom: 1px solid #f0f0f0;
    transition: all 0.2s;
  }
  .resource-card a:hover {
    color: #0050c8;
    padding-left: 6px;
  }
  .resource-card a:last-child { border-bottom: none; }
  .resource-card .tip-box {
    background: #f0f5ff;
    border-radius: 6px;
    padding: 10px 12px;
    margin-top: 12px;
    font-size: 0.82rem;
    color: #555;
    border-left: 3px solid #003087;
  }

  /* ===== FAQ SECTION ===== */
  .faq-section {
    padding: 50px 2%;
    background: linear-gradient(135deg, #f8faff 0%, #eef3ff 100%);
    width: 100%;
  }
  .faq-overview {
    background: linear-gradient(135deg, #003087 0%, #0050c8 100%);
    border-radius: 14px;
    padding: 36px 40px;
    color: #fff;
    margin-bottom: 36px;
    position: relative;
    overflow: hidden;
  }
  .faq-overview::before {
    content: '';
    position: absolute;
    top: -30%;
    right: -10%;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(255,255,255,0.08) 0%, transparent 70%);
  }
  .faq-overview h3 {
    font-size: 1.5rem;
    font-weight: 800;
    margin-bottom: 14px;
    color: #FFD700;
  }
  .faq-overview-stats {
    display: flex;
    gap: 40px;
    margin-bottom: 20px;
    flex-wrap: wrap;
  }
  .faq-stat-item {
    text-align: center;
  }
  .faq-stat-item .stat-num {
    font-size: 2.2rem;
    font-weight: 800;
    color: #FFD700;
    display: block;
  }
  .faq-stat-item .stat-label {
    font-size: 0.82rem;
    opacity: 0.85;
  }
  .faq-overview p {
    font-size: 0.92rem;
    opacity: 0.9;
    line-height: 1.7;
    margin-bottom: 10px;
  }
  .author-sig {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px solid rgba(255,255,255,0.2);
  }
  .author-sig .sig-avatar {
    width: 44px;
    height: 44px;
    background: rgba(255,255,255,0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
  }
  .author-sig .sig-info {
    font-size: 0.85rem;
    opacity: 0.9;
  }
  .author-sig .sig-name {
    font-weight: 700;
    color: #FFD700;
  }

  .faq-categories {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 30px;
  }
  .faq-cat-btn {
    background: #fff;
    border: 2px solid #003087;
    color: #003087;
    padding: 8px 18px;
    border-radius: 20px;
    font-size: 0.82rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
  }
  .faq-cat-btn:hover {
    background: #003087;
    color: #fff;
  }

  .faq-category-title {
    font-size: 1.15rem;
    font-weight: 800;
    color: #003087;
    margin: 30px 0 16px;
    padding: 10px 18px;
    background: linear-gradient(135deg, #e8f0ff 0%, #d0dff5 100%);
    border-radius: 8px;
    border-left: 4px solid #003087;
  }

  .faq-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
    width: 100%;
  }
  .faq-item {
    background: #fff;
    border: 1px solid #d0dff5;
    border-radius: 12px;
    padding: 20px;
    box-shadow: 0 2px 8px rgba(0,48,135,0.06);
    transition: all 0.25s ease;
  }
  .faq-item:hover {
    box-shadow: 0 8px 24px rgba(0,48,135,0.12);
    transform: translateY(-2px);
  }
  .faq-question {
    font-size: 0.92rem;
    font-weight: 700;
    color: #003087;
    margin-bottom: 10px;
    line-height: 1.5;
  }
  .faq-answer {
    display: block;
  }
  .faq-answer p {
    font-size: 0.85rem;
    color: #444;
    line-height: 1.7;
    margin-bottom: 12px;
  }
  .faq-tags-row {
    display: flex;
    flex-direction: column;
    gap: 7px;
    margin-top: 10px;
  }
  .faq-tag {
    font-size: 0.8rem;
    padding: 7px 12px;
    border-radius: 6px;
    line-height: 1.5;
  }
  .faq-tag.blue {
    background: #e8f4fd;
    border-left: 3px solid #2980b9;
    color: #1a5276;
  }
  .faq-tag.green {
    background: #eafaf1;
    border-left: 3px solid #27ae60;
    color: #1e5631;
  }
  .faq-tag.red {
    background: #fdedec;
    border-left: 3px solid #e74c3c;
    color: #78281f;
  }

  /* ===== ABOUT SECTION ===== */
  .about-section {
    background: linear-gradient(135deg, #001a3d 0%, #003087 50%, #001a3d 100%);
    padding: 60px 2%;
    color: #fff;
    width: 100%;
  }
  .about-section-inner {
    width: 100%;
    max-width: 100%;
  }
  .about-logo-area {
    text-align: center;
    margin-bottom: 40px;
  }
  .about-logo-area img {
    height: 70px;
    width: auto;
    background: #fff;
    padding: 10px 20px;
    border-radius: 10px;
  }
  .about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    margin-bottom: 40px;
  }
  .about-card {
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: 14px;
    padding: 28px;
  }
  .about-card h3 {
    font-size: 1.2rem;
    font-weight: 800;
    color: #FFD700;
    margin-bottom: 16px;
    padding-bottom: 10px;
    border-bottom: 1px solid rgba(255,255,255,0.15);
  }
  .about-card p {
    font-size: 0.88rem;
    opacity: 0.88;
    line-height: 1.8;
    margin-bottom: 10px;
  }
  .about-card .contact-row {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: 12px;
    padding: 10px 14px;
    background: rgba(255,255,255,0.1);
    border-radius: 8px;
  }
  .about-card .contact-row a {
    color: #FFD700;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
  }
  .about-advantages {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-bottom: 40px;
  }
  .advantage-card {
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: 12px;
    padding: 22px;
    text-align: center;
    transition: all 0.25s ease;
  }
  .advantage-card:hover {
    background: rgba(255,255,255,0.12);
    transform: translateY(-3px);
  }
  .advantage-card .adv-icon {
    font-size: 2rem;
    margin-bottom: 12px;
  }
  .advantage-card h4 {
    font-size: 0.95rem;
    font-weight: 700;
    color: #FFD700;
    margin-bottom: 8px;
  }
  .advantage-card p {
    font-size: 0.82rem;
    opacity: 0.8;
    line-height: 1.6;
  }
  .services-title {
    font-size: 1.2rem;
    font-weight: 800;
    color: #FFD700;
    margin-bottom: 20px;
    text-align: center;
  }
  .services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
  }
  .service-link {
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: 8px;
    padding: 12px 16px;
    color: #b3d4ff;
    text-decoration: none;
    font-size: 0.83rem;
    transition: all 0.2s;
    display: block;
  }
  .service-link:hover {
    background: rgba(255,255,255,0.14);
    color: #FFD700;
    transform: translateX(4px);
  }

  /* ===== DISCLAIMER SECTION ===== */
  .disclaimer-section {
    padding: 50px 2%;
    background: #fff;
    width: 100%;
  }
  .disclaimer-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-top: 24px;
  }
  .disclaimer-card {
    border-radius: 12px;
    padding: 22px;
    border: 1px solid;
    transition: all 0.25s ease;
  }
  .disclaimer-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.1);
  }
  .disclaimer-card.blue { background: #e8f4fd; border-color: #85c1e9; }
  .disclaimer-card.yellow { background: #fef9e7; border-color: #f9ca24; }
  .disclaimer-card.green { background: #eafaf1; border-color: #82e0aa; }
  .disclaimer-card.orange { background: #fef5e7; border-color: #f0a500; }
  .disclaimer-card.purple { background: #f5eef8; border-color: #c39bd3; }
  .disclaimer-card.red { background: #fdedec; border-color: #f1948a; }
  .disclaimer-card h4 {
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 10px;
    color: #1a2332;
  }
  .disclaimer-card p {
    font-size: 0.83rem;
    color: #444;
    line-height: 1.7;
  }

  /* ===== FOOTER ===== */
  .site-footer {
    background: linear-gradient(135deg, #001a3d 0%, #003087 100%);
    color: #fff;
    padding: 50px 2% 30px;
    width: 100%;
  }
  .footer-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 30px;
    padding-bottom: 24px;
    border-bottom: 1px solid rgba(255,255,255,0.15);
  }
  .footer-tag {
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: 14px;
    padding: 4px 12px;
    font-size: 0.78rem;
    color: #b3d4ff;
  }
  .footer-main {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 30px;
  }
  .footer-brand h3 {
    font-size: 1.2rem;
    font-weight: 800;
    color: #FFD700;
    margin-bottom: 10px;
  }
  .footer-brand p {
    font-size: 0.85rem;
    opacity: 0.8;
    line-height: 1.7;
    margin-bottom: 12px;
  }
  .footer-contact-btns {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 14px;
  }
  .footer-contact-btn {
    background: rgba(255,255,255,0.1);
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: 20px;
    padding: 6px 14px;
    color: #fff;
    text-decoration: none;
    font-size: 0.8rem;
    transition: all 0.2s;
  }
  .footer-contact-btn:hover {
    background: rgba(255,215,0,0.2);
    border-color: #FFD700;
    color: #FFD700;
  }
  .footer-links h4 {
    font-size: 0.95rem;
    font-weight: 700;
    color: #FFD700;
    margin-bottom: 14px;
  }
  .footer-links a {
    display: block;
    color: #b3d4ff;
    text-decoration: none;
    font-size: 0.83rem;
    padding: 5px 0;
    transition: all 0.2s;
  }
  .footer-links a:hover {
    color: #FFD700;
    padding-left: 6px;
  }
  .footer-addresses h4 {
    font-size: 0.95rem;
    font-weight: 700;
    color: #FFD700;
    margin-bottom: 14px;
  }
  .footer-address-item {
    margin-bottom: 10px;
    font-size: 0.82rem;
    opacity: 0.8;
    line-height: 1.6;
  }
  .footer-address-item strong {
    color: #b3d4ff;
    display: block;
    margin-bottom: 2px;
  }
  .footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.15);
    padding-top: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
    font-size: 0.8rem;
    opacity: 0.7;
  }

  /* ===== FLOATING CONTACT ===== */
  /* ===== FLOAT CONTACT ===== */
  /* JRP Float Contact - New Version */
  .jrp-float-contact {
    position: fixed;
    right: 20px;
    top: 160px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 8px;
  }
  .jrp-float-item {
    position: relative;
  }
  .jrp-float-btn {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    background: linear-gradient(135deg, #003087, #0050b3);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 4px 14px rgba(0,48,135,0.35);
    transition: all 0.25s;
    text-decoration: none;
    border: none;
    outline: none;
  }
  .jrp-float-btn svg {
    width: 24px;
    height: 24px;
    fill: #fff;
  }
  .jrp-float-btn:hover {
    transform: scale(1.12);
    box-shadow: 0 6px 20px rgba(0,48,135,0.45);
  }
  .jrp-float-item:hover .jrp-float-panel {
    display: block;
    opacity: 1;
    transform: translateX(0);
  }
  .jrp-float-panel {
    display: none;
    position: absolute;
    right: 62px;
    top: 0;
    width: 300px;
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 8px 32px rgba(0,0,0,0.18);
    overflow: hidden;
    opacity: 0;
    transform: translateX(10px);
    transition: all 0.25s;
    z-index: 10000;
  }
  .jrp-qr-panel {
    width: 260px;
  }
  .jrp-panel-header {
    background: linear-gradient(135deg, #003087, #0050b3);
    color: #fff;
    padding: 14px 16px;
    display: flex;
    align-items: center;
    gap: 12px;
  }
  .panel-sub {
    font-size: 0.78rem;
    opacity: 0.85;
    margin-top: 2px;
  }
  .ci-row {
    display: flex;
    align-items: center;
    padding: 8px 0;
    border-bottom: 1px solid #f0f0f0;
    gap: 10px;
  }
  .ci-row:last-child { border-bottom: none; }
  .ci-label {
    font-size: 0.75rem;
    color: #888;
    min-width: 110px;
    flex-shrink: 0;
  }
  .ci-value {
    font-size: 0.85rem;
    color: #333;
  }
  .qr-tip {
    font-size: 0.78rem;
    color: #666;
    line-height: 1.5;
  }
  .wa-item .jrp-float-btn {
    background: linear-gradient(135deg, #25d366, #128c7e);
  }
  .wechat-item .jrp-float-btn {
    background: linear-gradient(135deg, #07c160, #06ad56);
  }
  .top-item .jrp-float-btn {
    background: linear-gradient(135deg, #FFD700, #FFA500);
  }
  .top-item .jrp-float-btn svg { fill: #003087; }

  /* Responsive */
  @media (max-width: 1200px) {
    .toc-grid { grid-template-columns: repeat(4, 1fr); }
    .card-grid { grid-template-columns: repeat(2, 1fr); }
    .steps-grid { grid-template-columns: repeat(2, 1fr); }
    .about-advantages { grid-template-columns: repeat(2, 1fr); }
    .footer-main { grid-template-columns: 1fr 1fr; }
  }
  @media (max-width: 768px) {
    .hero-title { font-size: 1.5rem; }
    .hero-title-en { font-size: 0.92rem; letter-spacing: 0.02em; }
    .toc-grid { grid-template-columns: repeat(2, 1fr); }
    .card-grid { grid-template-columns: 1fr; }
    .card-grid-2 { grid-template-columns: 1fr; }
    .faq-grid { grid-template-columns: 1fr; }
    .about-grid { grid-template-columns: 1fr; }
    .about-advantages { grid-template-columns: repeat(2, 1fr); }
    .services-grid { grid-template-columns: repeat(2, 1fr); }
    .disclaimer-grid { grid-template-columns: 1fr; }
    .footer-main { grid-template-columns: 1fr; }
    .resource-grid { grid-template-columns: 1fr; }
    .steps-grid { grid-template-columns: 1fr; }
    
    .float-contact { right: 10px; }
  }

  /* ===== HERO INFO BAR ===== */
  .hero-info-bar {
    display: flex;
    flex-direction: column;
    gap: 10px;
    background: rgba(255,255,255,0.12);
    border: 1px solid rgba(255,255,255,0.25);
    border-radius: 12px;
    padding: 18px 28px;
    margin: 20px auto 28px;
    max-width: 860px;
    text-align: left;
  }
  .hero-info-item {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    font-size: 0.93rem;
    line-height: 1.5;
    color: rgba(255,255,255,0.95);
  }
  .hero-info-icon {
    font-size: 1.05rem;
    flex-shrink: 0;
    margin-top: 1px;
  }
  .hero-info-label {
    font-weight: 700;
    white-space: nowrap;
    flex-shrink: 0;
    color: #FFD700;
  }
  .hero-info-value {
    color: rgba(255,255,255,0.95);
  }
  .hero-info-link {
    color: #7dd3fc;
    text-decoration: underline;
    word-break: break-all;
  }
  .hero-info-link:hover {
    color: #fff;
  }
  .hero-info-author {
    border-top: 1px solid rgba(255,255,255,0.2);
    padding-top: 10px;
    margin-top: 4px;
  }
  .hero-info-author .hero-info-value strong {
    color: #FFD700;
  }

  /* ===== FCA VIDEO SECTION ===== */
  .video-overview-box {
    display: flex;
    gap: 20px;
    background: linear-gradient(135deg, #e8f4fd 0%, #f0f8ff 100%);
    border-left: 5px solid #003087;
    border-radius: 10px;
    padding: 24px 28px;
    margin-bottom: 32px;
    align-items: flex-start;
  }
  .video-overview-avatar {
    font-size: 2.8rem;
    flex-shrink: 0;
    line-height: 1;
    margin-top: 4px;
  }
  .video-overview-content {
    flex: 1;
  }
  .video-overview-title {
    font-size: 1.05rem;
    font-weight: 700;
    color: #003087;
    margin-bottom: 10px;
  }
  .video-overview-content p {
    font-size: 0.93rem;
    color: #333;
    line-height: 1.7;
    margin-bottom: 8px;
  }
  .video-overview-sig {
    font-size: 0.88rem;
    color: #555;
    font-style: italic;
    margin-top: 10px;
    border-top: 1px solid #d0e4f5;
    padding-top: 8px;
  }
  .video-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 28px;
  }
  @media (max-width: 900px) {
    .video-grid { grid-template-columns: 1fr; }
  }
  .video-card {
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 4px 18px rgba(0,48,135,0.10);
    overflow: hidden;
    border: 1px solid #dce8f5;
    display: flex;
    flex-direction: column;
  }
  .video-card-header {
    background: linear-gradient(90deg, #003087 0%, #0050c8 100%);
    color: #fff;
    padding: 12px 18px;
    display: flex;
    align-items: center;
    gap: 12px;
  }
  .video-card-num {
    font-size: 0.78rem;
    font-weight: 700;
    background: rgba(255,255,255,0.2);
    border-radius: 6px;
    padding: 3px 10px;
    letter-spacing: 0.5px;
  }
  .video-card-tag {
    font-size: 0.82rem;
    opacity: 0.9;
  }
  .video-wrapper {
    width: 100%;
    background: #000;
    position: relative;
  }
  .video-wrapper video {
    width: 100%;
    display: block;
    max-height: 280px;
    object-fit: contain;
    background: #000;
  }
  .video-card-body {
    padding: 18px 20px 20px;
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 8px;
  }
  .video-title {
    font-size: 1rem;
    font-weight: 700;
    color: #003087;
    margin: 0;
  }
  .video-title-cn {
    font-size: 0.85rem;
    color: #666;
    margin: 0;
    font-style: italic;
  }
  .video-desc {
    font-size: 0.88rem;
    color: #444;
    line-height: 1.65;
    margin: 0;
  }
  .video-tip {
    display: flex;
    gap: 8px;
    background: #fffbeb;
    border: 1px solid #fde68a;
    border-radius: 8px;
    padding: 10px 14px;
    font-size: 0.85rem;
    color: #78350f;
    line-height: 1.55;
    margin-top: 4px;
  }
  .video-tip-icon {
    flex-shrink: 0;
    font-size: 1rem;
  }
  .video-source-link {
    font-size: 0.82rem;
    color: #0050c8;
    text-decoration: none;
    margin-top: auto;
    padding-top: 8px;
    border-top: 1px solid #e8f0fb;
    display: block;
  }
  .video-source-link:hover {
    text-decoration: underline;
    color: #003087;
  }