/* roulang page: index */
:root {
    --primary: #1B4D3E;
    --primary-light: #2E6D58;
    --primary-dark: #0E3326;
    --accent: #E8C44A;
    --accent-dark: #C9A832;
    --bg: #F6F8F5;
    --surface: #FFFFFF;
    --ink: #14251D;
    --muted: #54675C;
    --line: #DEE7DF;
    --radius: 12px;
    --shadow: 0 4px 16px rgba(27, 77, 62, 0.08);
    --shadow-hover: 0 8px 24px rgba(27, 77, 62, 0.12);
    --font-main: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  }
  * {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
  }
  html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
  }
  body {
    font-family: var(--font-main);
    background: var(--bg);
    color: var(--ink);
    line-height: 1.75;
    font-size: 15px;
  }
  img {
    max-width: 100%;
    height: auto;
    display: block;
  }
  a {
    color: inherit;
    text-decoration: none;
    transition: all 0.2s ease;
  }
  button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
  }
  input,
  select {
    font-family: inherit;
  }
  .container {
    max-width: 1200px;
    margin: 0 auto;
    padding-left: 24px;
    padding-right: 24px;
  }
  .section {
    padding: 80px 0;
  }
  .section-head {
    max-width: 640px;
    margin-bottom: 48px;
  }
  .section-head.center {
    margin-left: auto;
    margin-right: auto;
    text-align: center;
  }
  .section-title {
    font-size: 28px;
    font-weight: 700;
    line-height: 1.3;
    position: relative;
    padding-bottom: 14px;
    margin-bottom: 16px;
    letter-spacing: -0.01em;
    color: var(--primary);
  }
  .section-title::after {
    content: "";
    display: block;
    width: 48px;
    height: 4px;
    background: var(--accent);
    border-radius: 2px;
    margin-top: 14px;
  }
  .section-head.center .section-title::after {
    margin-left: auto;
    margin-right: auto;
  }
  .section-desc {
    font-size: 14px;
    color: var(--muted);
    line-height: 1.7;
  }
  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-size: 15px;
    font-weight: 600;
    padding: 12px 28px;
    border-radius: 8px;
    transition: all 0.2s ease;
    line-height: 1.4;
  }
  .btn-primary {
    background: var(--accent);
    color: #14251D;
    box-shadow: 0 4px 12px rgba(232, 196, 74, 0.3);
  }
  .btn-primary:hover {
    background: var(--accent-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(201, 168, 50, 0.35);
  }
  .btn-primary:active {
    transform: translateY(0);
    box-shadow: 0 2px 8px rgba(201, 168, 50, 0.4);
  }
  .btn-outline-light {
    border: 1.5px solid rgba(255, 255, 255, 0.7);
    color: #fff;
    background: transparent;
  }
  .btn-outline-light:hover {
    background: rgba(255, 255, 255, 0.12);
    border-color: #fff;
    transform: translateY(-2px);
  }
  .btn-dark {
    background: var(--primary);
    color: #fff;
  }
  .btn-dark:hover {
    background: var(--primary-light);
    transform: translateY(-2px);
  }
  .btn-lg {
    padding: 14px 48px;
    font-size: 16px;
  }
  .badge {
    display: inline-block;
    background: rgba(27, 77, 62, 0.1);
    color: var(--primary);
    font-size: 11px;
    font-weight: 600;
    padding: 4px 12px;
    border-radius: 999px;
    letter-spacing: 0.02em;
  }
  /* ===== Header ===== */
  .site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: var(--primary);
    box-shadow: 0 2px 12px rgba(14, 51, 38, 0.25);
  }
  .top-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 56px;
    padding: 0 24px;
    max-width: 1200px;
    margin: 0 auto;
  }
  .brand-link {
    display: flex;
    align-items: center;
    gap: 10px;
  }
  .brand-icon {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background: var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
  }
  .brand-name {
    color: #fff;
    font-size: 17px;
    font-weight: 800;
    letter-spacing: 0.02em;
    white-space: nowrap;
  }
  .brand-sub {
    color: rgba(255, 255, 255, 0.6);
    font-size: 11px;
    margin-left: 2px;
    letter-spacing: 0.05em;
    display: none;
  }
  .top-actions {
    display: flex;
    align-items: center;
    gap: 14px;
  }
  .top-actions a {
    color: rgba(255, 255, 255, 0.8);
    font-size: 14px;
    transition: color 0.2s;
  }
  .top-actions a:hover {
    color: var(--accent);
  }
  /* ===== Channel Nav ===== */
  .channel-nav {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    background: rgba(14, 51, 38, 0.4);
  }
  .nav-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: relative;
  }
  .nav-list {
    display: flex;
    align-items: center;
    gap: 32px;
    list-style: none;
  }
  .nav-link {
    display: block;
    padding: 14px 2px;
    color: rgba(255, 255, 255, 0.75);
    font-size: 15px;
    font-weight: 500;
    position: relative;
    border-bottom: 2px solid transparent;
    letter-spacing: 0.02em;
    transition: color 0.2s, border-color 0.2s;
  }
  .nav-link::after {
    content: "";
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent);
    transition: width 0.2s ease;
  }
  .nav-link:hover::after,
  .nav-link.active::after {
    width: 100%;
  }
  .nav-link:hover,
  .nav-link.active {
    color: #fff;
    font-weight: 600;
  }
  .nav-btn {
    display: inline-block;
    margin-left: 8px;
    padding: 7px 18px;
    background: var(--accent);
    color: #14251D;
    font-size: 14px;
    font-weight: 700;
    border-radius: 8px;
    transition: all 0.2s;
  }
  .nav-btn:hover {
    background: var(--accent-dark);
    transform: translateY(-1px);
  }
  .nav-toggle {
    display: none;
    width: 40px;
    height: 40px;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 24px;
  }
  /* ===== Hero ===== */
  .hero {
    background: linear-gradient(135deg, #1B4D3E 0%, #0E3326 100%);
    color: #fff;
    position: relative;
    overflow: hidden;
  }
  .hero-bg {
    position: absolute;
    top: 0;
    right: 0;
    width: 55%;
    height: 100%;
    background-image: url('/assets/images/backpic/back-1.png');
    background-size: cover;
    background-position: center;
    opacity: 0.2;
    z-index: 0;
  }
  .hero-inner {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    gap: 48px;
    align-items: center;
    padding-top: 72px;
    padding-bottom: 88px;
  }
  .hero-tagline {
    display: inline-block;
    background: rgba(232, 196, 74, 0.16);
    color: var(--accent);
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.06em;
    padding: 6px 16px;
    border-radius: 999px;
    margin-bottom: 20px;
    border: 1px solid rgba(232, 196, 74, 0.3);
  }
  .hero-title {
    font-size: 42px;
    font-weight: 800;
    line-height: 1.2;
    letter-spacing: -0.01em;
    margin-bottom: 20px;
    text-shadow: 0 2px 12px rgba(0, 0, 0, 0.3);
  }
  .hero-subtitle {
    font-size: 16px;
    color: rgba(255, 255, 255, 0.82);
    line-height: 1.8;
    max-width: 420px;
    margin-bottom: 28px;
  }
  .hero-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
  }
  .hero-media {
    position: relative;
  }
  .hero-media img {
    width: 100%;
    height: 340px;
    object-fit: cover;
    border-radius: 20px;
    box-shadow: 0 20px 48px rgba(0, 0, 0, 0.35);
  }
  .hero-float-card {
    position: absolute;
    right: -16px;
    bottom: -20px;
    background: #fff;
    border-radius: 12px;
    padding: 12px 20px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.18);
    display: flex;
    align-items: center;
    gap: 10px;
  }
  .hero-float-card .float-num {
    font-size: 22px;
    font-weight: 800;
    color: var(--primary);
  }
  .hero-float-card .float-label {
    font-size: 12px;
    color: var(--muted);
  }
  /* ===== Countdown ===== */
  .countdown-section {
    padding: 24px 0 0;
    margin-top: -32px;
    position: relative;
    z-index: 5;
  }
  .countdown-box {
    background: #EDF2ED;
    border-radius: 12px;
    padding: 20px 28px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 16px;
    box-shadow: var(--shadow);
    border: 1px solid #dfe8df;
  }
  .countdown-info {
    display: flex;
    align-items: center;
    gap: 14px;
    flex-wrap: wrap;
  }
  .countdown-label {
    font-size: 16px;
    font-weight: 700;
    color: var(--primary);
  }
  .countdown-remark {
    font-size: 13px;
    color: var(--muted);
  }
  .countdown-grid {
    display: flex;
    gap: 10px;
    align-items: flex-start;
  }
  .countdown-item {
    text-align: center;
    min-width: 46px;
  }
  .cd-num {
    display: block;
    background: var(--accent);
    color: #14251D;
    font-size: 34px;
    font-weight: 800;
    padding: 6px 8px;
    border-radius: 8px;
    line-height: 1.2;
    font-variant-numeric: tabular-nums;
    box-shadow: 0 2px 6px rgba(232, 196, 74, 0.3);
  }
  .cd-unit {
    display: block;
    font-size: 11px;
    color: var(--muted);
    margin-top: 4px;
    font-weight: 500;
  }
  /* ===== Feature ===== */
  .feature-card {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 28px 24px;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
  }
  .feature-card:hover {
    box-shadow: var(--shadow-hover);
    transform: translateY(-4px);
    border-color: rgba(27, 77, 62, 0.3);
  }
  .feature-icon {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: rgba(27, 77, 62, 0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 18px;
    color: var(--primary);
  }
  .feature-card h3 {
    font-size: 17px;
    font-weight: 700;
    color: var(--ink);
    margin-bottom: 8px;
  }
  .feature-card p {
    font-size: 13px;
    color: var(--muted);
    line-height: 1.6;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }
  /* ===== Gallery ===== */
  .gallery-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 20px;
  }
  .gallery-item {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow);
  }
  .gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
  }
  .gallery-item:hover img {
    transform: scale(1.03);
  }
  .gallery-overlay {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    padding: 40px 18px 16px;
    background: linear-gradient(to top, rgba(14, 51, 38, 0.85), transparent);
    color: #fff;
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 0.02em;
  }
  .gallery-large {
    grid-column: span 7;
    height: 320px;
  }
  .gallery-tall {
    grid-column: span 5;
    height: 320px;
  }
  .gallery-mid {
    grid-column: span 4;
    height: 240px;
  }
  .gallery-narrow {
    grid-column: span 4;
    height: 240px;
  }
  /* ===== Join / CTA ===== */
  .join-section {
    position: relative;
    background: linear-gradient(135deg, #1B4D3E, #0E3326);
    color: #fff;
    overflow: hidden;
  }
  .join-section::before {
    content: "";
    position: absolute;
    top: -60px;
    right: -40px;
    width: 380px;
    height: 380px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(232, 196, 74, 0.15), transparent 70%);
  }
  .join-card {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 20px;
    padding: 44px;
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
    backdrop-filter: blur(4px);
  }
  .join-card h2 {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 12px;
  }
  .join-card > p {
    color: rgba(255, 255, 255, 0.75);
    font-size: 14px;
    margin-bottom: 28px;
  }
  .join-form {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    text-align: left;
  }
  .join-form input,
  .join-form select {
    width: 100%;
    height: 44px;
    border-radius: 6px;
    border: 1px solid rgba(255, 255, 255, 0.35);
    background: rgba(255, 255, 255, 0.12);
    color: #fff;
    padding: 0 14px;
    font-size: 14px;
    outline: none;
    transition: border-color 0.2s, box-shadow 0.2s;
  }
  .join-form input::placeholder {
    color: rgba(255, 255, 255, 0.6);
  }
  .join-form select {
    appearance: none;
    background-image: url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='white' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    cursor: pointer;
  }
  .join-form select option {
    color: var(--ink);
  }
  .join-form input:focus,
  .join-form select:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(232, 196, 74, 0.2);
  }
  .join-form .btn {
    grid-column: 1 / -1;
    width: 100%;
  }
  .join-note {
    margin-top: 16px;
    font-size: 12px;
    color: rgba(255, 255, 255, 0.5);
  }
  /* ===== FAQ ===== */
  .faq-wrapper {
    background: var(--surface);
    border-radius: 12px;
    border: 1px solid var(--line);
    box-shadow: var(--shadow);
    padding: 12px 24px;
  }
  .faq-item {
    border-bottom: 1px dashed var(--line);
  }
  .faq-item:last-child {
    border-bottom: none;
  }
  .faq-question {
    display: flex;
    align-items: center;
    gap: 12px;
    width: 100%;
    padding: 20px 0;
    text-align: left;
    font-size: 15px;
    font-weight: 600;
    color: var(--ink);
    transition: color 0.2s;
  }
  .faq-question:hover {
    color: var(--primary);
  }
  .faq-q-badge {
    flex-shrink: 0;
    width: 26px;
    height: 26px;
    background: var(--primary);
    color: #fff;
    font-size: 13px;
    font-weight: 700;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
  }
  .faq-question-text {
    flex: 1;
  }
  .faq-icon {
    flex-shrink: 0;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    color: var(--muted);
    transition: transform 0.3s ease;
  }
  .faq-item.open .faq-icon {
    transform: rotate(45deg);
    color: var(--primary);
  }
  .faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
  }
  .faq-answer-inner {
    padding: 0 0 20px 38px;
    font-size: 14px;
    color: var(--muted);
    line-height: 1.7;
  }
  /* ===== News ===== */
  .news-section {
    background: var(--bg);
  }
  .news-card {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow);
    display: flex;
    flex-direction: column;
    transition: all 0.25s ease;
  }
  .news-card:hover {
    box-shadow: var(--shadow-hover);
    transform: translateY(-4px);
    border-color: rgba(27, 77, 62, 0.3);
  }
  .news-thumb {
    height: 150px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
  }
  .news-thumb::after {
    content: "";
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 80% 20%, rgba(232, 196, 74, 0.2), transparent 60%);
  }
  .news-thumb-letter {
    font-size: 48px;
    font-weight: 800;
    color: rgba(255, 255, 255, 0.9);
    text-shadow: 0 2px 12px rgba(0, 0, 0, 0.25);
  }
  .news-body {
    padding: 18px 20px 20px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    flex: 1;
  }
  .news-body .badge {
    align-self: flex-start;
  }
  .news-body h3 {
    font-size: 15px;
    font-weight: 700;
    line-height: 1.4;
    color: var(--ink);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    min-height: 42px;
  }
  .news-body p {
    font-size: 12px;
    color: var(--muted);
    line-height: 1.6;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    flex: 1;
  }
  .news-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid var(--line);
  }
  .news-meta time {
    font-size: 12px;
    color: var(--muted);
  }
  .read-more {
    font-size: 12px;
    font-weight: 600;
    color: var(--primary);
  }
  .news-empty {
    grid-column: 1 / -1;
    min-height: 180px;
    border: 2px dashed var(--line);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--muted);
    font-size: 14px;
    background: var(--surface);
  }
  /* ===== Footer ===== */
  .site-footer {
    background: var(--primary-dark);
    color: rgba(255, 255, 255, 0.7);
  }
  .footer-top {
    display: grid;
    grid-template-columns: 1.2fr 2fr;
    gap: 48px;
    padding: 48px 0 32px;
  }
  .footer-brand-brand {
    font-size: 20px;
    font-weight: 800;
    color: #fff;
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
  }
  .footer-brand p {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.55);
    line-height: 1.7;
  }
  .footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
  }
  .footer-links h4 {
    font-size: 15px;
    font-weight: 600;
    color: #fff;
    margin-bottom: 14px;
  }
  .footer-links a {
    display: block;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.6);
    padding: 3px 0;
    transition: color 0.2s;
  }
  .footer-links a:hover {
    color: var(--accent);
  }
  .footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding: 18px 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 8px;
    font-size: 12px;
    color: rgba(255, 255, 255, 0.45);
  }
  /* ===== Responsive ===== */
  @media (max-width: 1024px) {
    .hero-inner {
      grid-template-columns: 1fr;
      gap: 32px;
      padding-top: 56px;
      padding-bottom: 72px;
    }
    .hero-media {
      max-width: 520px;
    }
    .hero-bg {
      width: 100%;
      opacity: 0.12;
    }
    .gallery-large,
    .gallery-tall {
      grid-column: span 6;
    }
  }
  @media (max-width: 768px) {
    .section {
      padding: 48px 0;
    }
    .section-title {
      font-size: 24px;
    }
    .nav-toggle {
      display: flex;
    }
    .nav-list {
      display: none;
      position: absolute;
      top: 100%;
      left: 0;
      right: 0;
      flex-direction: column;
      background: var(--primary-dark);
      padding: 12px 24px 20px;
      gap: 0;
      box-shadow: 0 12px 24px rgba(0, 0, 0, 0.3);
      border-radius: 0 0 12px 12px;
    }
    .channel-nav.open .nav-list {
      display: flex;
    }
    .nav-link {
      padding: 12px 0;
      border-bottom: 1px solid rgba(255, 255, 255, 0.06);
      width: 100%;
    }
    .nav-link::after {
      display: none;
    }
    .nav-link.active {
      color: var(--accent);
    }
    .nav-btn {
      margin-left: 0;
      margin-top: 12px;
      text-align: center;
      width: 100%;
    }
    .countdown-box {
      padding: 16px 18px;
    }
    .cd-num {
      font-size: 28px;
    }
    .countdown-item {
      min-width: 40px;
    }
    .footer-top {
      grid-template-columns: 1fr;
      gap: 28px;
    }
    .footer-links {
      grid-template-columns: repeat(3, 1fr);
    }
    .hero-title {
      font-size: 32px;
    }
    .hero-media img {
      height: 220px;
    }
    .join-card {
      padding: 28px 20px;
    }
    .join-form {
      grid-template-columns: 1fr;
    }
    .join-form .btn {
      grid-column: 1;
    }
    .gallery-large,
    .gallery-tall,
    .gallery-mid,
    .gallery-narrow {
      grid-column: span 12;
      height: 220px;
    }
  }
  @media (max-width: 520px) {
    .container {
      padding-left: 16px;
      padding-right: 16px;
    }
    .top-bar {
      padding: 0 16px;
    }
    .nav-inner {
      padding: 0 16px;
    }
    .faq-wrapper {
      padding: 0 16px;
    }
    .footer-links {
      grid-template-columns: 1fr 1fr;
    }
    .countdown-grid {
      gap: 6px;
    }
    .countdown-item {
      min-width: 34px;
    }
    .cd-num {
      font-size: 22px;
      padding: 4px 6px;
    }
  }

/* roulang page: article */
:root {
    --primary: #1B4D3E;
    --primary-light: #2E6D58;
    --primary-dark: #0E3326;
    --accent: #E8C44A;
    --accent-dark: #C9A832;
    --bg: #F6F8F5;
    --surface: #FFFFFF;
    --ink: #14251D;
    --muted: #54675C;
    --line: #DEE7DF;
    --radius: 12px;
    --shadow: 0 4px 16px rgba(27, 77, 62, 0.08);
    --shadow-lg: 0 8px 24px rgba(27, 77, 62, 0.12);
    --font-sans: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  }

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

  html {
    scroll-behavior: smooth;
  }

  body {
    font-family: var(--font-sans);
    background: var(--bg);
    color: var(--ink);
    line-height: 1.75;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
  }

  a {
    text-decoration: none;
    color: inherit;
  }

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

  button {
    font-family: inherit;
    cursor: pointer;
  }

  .container {
    width: 100%;
    max-width: 1200px !important;
    margin: 0 auto;
    padding-left: 24px;
    padding-right: 24px;
  }

  /* ===== Header ===== */
  .site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(27, 77, 62, 0.95);
    backdrop-filter: blur(12px);
    border-bottom: 2px solid var(--accent);
  }

  .top-bar {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: space-between;
  }

  .brand-link {
    display: flex;
    align-items: center;
    gap: 8px;
  }

  .brand-icon {
    width: 36px;
    height: 36px;
    background: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
  }

  .brand-name {
    color: #fff;
    font-size: 18px;
    font-weight: 700;
    letter-spacing: 0.02em;
    white-space: nowrap;
  }

  .brand-sub {
    color: var(--accent);
    font-size: 14px;
    font-weight: 500;
    letter-spacing: 0.04em;
  }

  .top-actions {
    display: flex;
    align-items: center;
    gap: 16px;
    font-size: 14px;
  }

  .top-actions a {
    color: rgba(255, 255, 255, 0.85);
    transition: color 0.2s ease;
  }

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

  .channel-nav {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
  }

  .nav-inner {
    display: flex;
    align-items: center;
    min-height: 52px;
    position: relative;
  }

  .nav-list {
    display: flex;
    align-items: center;
    gap: 32px;
    list-style: none;
    margin: 0;
    padding: 0;
  }

  .nav-link {
    font-size: 15px;
    letter-spacing: 0.02em;
    color: rgba(255, 255, 255, 0.85);
    padding: 8px 0 6px;
    position: relative;
    transition: color 0.2s ease;
    white-space: nowrap;
  }

  .nav-link::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 0;
    height: 2px;
    background: var(--accent);
    transition: width 0.2s ease;
  }

  .nav-link:hover {
    color: #fff;
  }

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

  .nav-link.active {
    color: #fff;
    font-weight: 700;
  }

  .nav-link.active::after {
    width: 100%;
    background: var(--accent);
  }

  .nav-btn {
    background: var(--accent);
    color: var(--primary-dark) !important;
    padding: 8px 20px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 14px;
    display: inline-block;
    transition: all 0.3s ease;
    white-space: nowrap;
  }

  .nav-btn:hover {
    background: var(--accent-dark);
    transform: translateY(-1px);
  }

  .nav-toggle {
    display: none;
    background: none;
    border: none;
    color: #fff;
    padding: 8px;
    border-radius: 8px;
    line-height: 1;
  }

  .nav-toggle:hover {
    background: rgba(255, 255, 255, 0.1);
  }

  /* ===== 面包屑 ===== */
  .breadcrumb {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
    font-size: 13px;
    color: var(--muted);
    padding: 28px 0 12px;
  }

  .breadcrumb a {
    color: var(--muted);
    transition: color 0.2s ease;
  }

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

  .breadcrumb .sep {
    color: #aab8af;
    font-size: 14px;
    line-height: 1;
  }

  .breadcrumb .current {
    color: var(--ink);
    font-weight: 600;
    max-width: 260px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  /* ===== 文章主体 ===== */
  .article-wrap {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: 16px;
    box-shadow: var(--shadow);
    padding: 48px 56px 56px;
    margin-bottom: 48px;
  }

  .article-header {
    text-align: center;
    max-width: 768px;
    margin: 0 auto 32px;
  }

  .article-kicker {
    display: inline-block;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.08em;
    color: var(--primary);
    background: rgba(27, 77, 62, 0.08);
    padding: 4px 16px;
    border-radius: 999px;
    margin-bottom: 16px;
  }

  .article-header h1 {
    font-size: 38px;
    font-weight: 800;
    line-height: 1.3;
    color: var(--primary);
    letter-spacing: -0.01em;
    margin-bottom: 18px;
    word-break: break-word;
  }

  .article-meta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
  }

  .badge {
    display: inline-flex;
    align-items: center;
    background: rgba(27, 77, 62, 0.1);
    color: var(--primary);
    font-size: 12px;
    font-weight: 600;
    padding: 4px 14px;
    border-radius: 999px;
  }

  .meta-time {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    color: var(--muted);
  }

  .meta-time svg {
    width: 14px;
    height: 14px;
  }

  /* ===== 正文排版 ===== */
  .article-content {
    max-width: 768px;
    margin: 0 auto;
    font-size: 16px;
    line-height: 1.8;
    color: var(--ink);
    word-break: break-word;
  }

  .article-content p {
    margin: 0 0 24px;
  }

  .article-content h2 {
    font-size: 22px;
    font-weight: 700;
    color: var(--primary);
    margin: 36px 0 14px;
    padding-left: 14px;
    border-left: 3px solid var(--primary);
    line-height: 1.4;
  }

  .article-content h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--ink);
    margin: 28px 0 10px;
    line-height: 1.5;
  }

  .article-content h4 {
    font-size: 16px;
    font-weight: 600;
    color: var(--ink);
    margin: 20px 0 8px;
  }

  .article-content ul,
  .article-content ol {
    margin: 0 0 24px;
    padding-left: 22px;
  }

  .article-content li {
    margin-bottom: 8px;
  }

  .article-content blockquote {
    border-left: 4px solid var(--primary);
    background: #EDF2ED;
    padding: 16px 20px;
    border-radius: 0 8px 8px 0;
    margin: 24px 0;
    color: #2e4038;
  }

  .article-content img {
    border-radius: 12px;
    margin: 24px auto;
    max-width: 100%;
    height: auto;
  }

  .article-content a {
    color: var(--primary);
    text-decoration: underline;
    text-underline-offset: 3px;
    transition: color 0.2s ease;
  }

  .article-content a:hover {
    color: var(--accent-dark);
  }

  .article-content table {
    width: 100%;
    border-collapse: collapse;
    margin: 24px 0;
    font-size: 14px;
    border-radius: 8px;
    overflow: hidden;
  }

  .article-content th,
  .article-content td {
    border: 1px solid var(--line);
    padding: 12px 14px;
    text-align: left;
  }

  .article-content th {
    background: rgba(27, 77, 62, 0.06);
    font-weight: 600;
    color: var(--primary);
  }

  .article-content hr {
    border: none;
    border-top: 1px dashed var(--line);
    margin: 36px 0;
  }

  /* ===== 相关推荐 ===== */
  .related-section {
    margin-bottom: 48px;
  }

  .related-section > h2 {
    font-size: 26px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 24px;
    position: relative;
    padding-bottom: 14px;
  }

  .related-section > h2::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 48px;
    height: 4px;
    background: var(--accent);
    border-radius: 2px;
  }

  .related-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
  }

  .related-card {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: 12px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
  }

  .related-card img {
    width: 100%;
    height: 168px;
    object-fit: cover;
    transition: transform 0.3s ease;
  }

  .related-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(27, 77, 62, 0.3);
  }

  .related-card:hover img {
    transform: scale(1.03);
  }

  .related-body {
    padding: 18px 20px 20px;
    flex: 1;
    display: flex;
    flex-direction: column;
  }

  .related-tag {
    display: inline-block;
    align-self: flex-start;
    font-size: 11px;
    font-weight: 600;
    color: var(--primary);
    background: rgba(27, 77, 62, 0.1);
    padding: 3px 12px;
    border-radius: 999px;
    margin-bottom: 10px;
  }

  .related-body h3 {
    font-size: 16px;
    font-weight: 600;
    color: var(--ink);
    margin-bottom: 8px;
    line-height: 1.5;
    transition: color 0.2s ease;
  }

  .related-card:hover .related-body h3 {
    color: var(--primary);
  }

  .related-body p {
    font-size: 13px;
    color: var(--muted);
    line-height: 1.6;
  }

  /* ===== 文章页 CTA ===== */
  .article-cta {
    background: var(--primary);
    border-radius: 16px;
    padding: 48px 40px;
    text-align: center;
    margin-bottom: 64px;
    position: relative;
    overflow: hidden;
  }

  .article-cta::before {
    content: '';
    position: absolute;
    top: -40px;
    right: -40px;
    width: 160px;
    height: 160px;
    border-radius: 50%;
    background: rgba(232, 196, 74, 0.15);
  }

  .article-cta::after {
    content: '';
    position: absolute;
    bottom: -60px;
    left: -60px;
    width: 180px;
    height: 180px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.06);
  }

  .article-cta h2 {
    font-size: 28px;
    font-weight: 800;
    color: #fff;
    margin-bottom: 12px;
    letter-spacing: -0.01em;
    position: relative;
    z-index: 1;
  }

  .article-cta p {
    font-size: 15px;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 28px;
    position: relative;
    z-index: 1;
  }

  .cta-buttons {
    display: flex;
    justify-content: center;
    gap: 16px;
    position: relative;
    z-index: 1;
    flex-wrap: wrap;
  }

  .btn-primary,
  .btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 36px;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    transition: all 0.3s ease;
  }

  .article-cta .btn-primary {
    background: var(--accent);
    color: var(--primary-dark);
  }

  .article-cta .btn-primary:hover {
    background: var(--accent-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(232, 196, 74, 0.35);
  }

  .article-cta .btn-secondary {
    background: transparent;
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.6);
  }

  .article-cta .btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: #fff;
    transform: translateY(-2px);
  }

  /* ===== 内容未找到 ===== */
  .not-found {
    text-align: center;
    padding: 90px 24px;
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: 16px;
    box-shadow: var(--shadow);
    margin-bottom: 64px;
  }

  .not-found-icon {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    background: rgba(84, 103, 92, 0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
  }

  .not-found h1 {
    font-size: 28px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 12px;
  }

  .not-found p {
    color: var(--muted);
    margin-bottom: 28px;
    font-size: 15px;
  }

  .not-found .btn-primary {
    background: var(--primary);
    color: #fff;
    padding: 12px 32px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 15px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s ease;
  }

  .not-found .btn-primary:hover {
    background: var(--primary-light);
    transform: translateY(-2px);
    box-shadow: var(--shadow);
  }

  /* ===== Footer ===== */
  .site-footer {
    background: var(--primary-dark);
    color: rgba(255, 255, 255, 0.7);
    padding: 48px 0 24px;
    margin-top: 24px;
  }

  .footer-top {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 48px;
    padding-bottom: 32px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  }

  .footer-brand-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 18px;
    font-weight: 700;
    color: #fff;
  }

  .footer-brand-brand .brand-icon {
    width: 34px;
    height: 34px;
  }

  .footer-brand p {
    margin: 12px 0 0;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
  }

  .footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
  }

  .footer-links h4 {
    font-size: 14px;
    font-weight: 600;
    color: #fff;
    margin-bottom: 14px;
  }

  .footer-links a {
    display: block;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.65);
    margin-bottom: 8px;
    transition: color 0.2s ease;
  }

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

  .footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
    padding-top: 24px;
    font-size: 12px;
    color: rgba(255, 255, 255, 0.45);
  }

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

    .article-wrap {
      padding: 40px 32px 48px;
    }
  }

  @media (max-width: 768px) {
    .container {
      padding-left: 16px;
      padding-right: 16px;
    }

    .top-bar {
      padding: 0 16px;
    }

    .channel-nav {
      padding: 0 16px;
    }

    .brand-name {
      font-size: 16px;
    }

    .brand-sub {
      font-size: 13px;
    }

    .top-actions {
      gap: 12px;
    }

    .nav-toggle {
      display: block;
      margin-left: auto;
    }

    .nav-inner {
      min-height: 48px;
      gap: 0;
    }

    .nav-list {
      position: absolute;
      top: 100%;
      left: -16px;
      right: -16px;
      flex-direction: column;
      align-items: stretch;
      gap: 0;
      background: var(--primary);
      border-top: 1px solid rgba(255, 255, 255, 0.1);
      border-radius: 0 0 14px 14px;
      box-shadow: 0 16px 32px rgba(0, 0, 0, 0.25);
      display: none;
      padding: 8px 0;
      z-index: 100;
    }

    .nav-list.open {
      display: flex;
    }

    .nav-list li {
      width: 100%;
      padding: 0 16px;
    }

    .nav-link {
      display: block;
      padding: 12px 0;
      font-size: 16px;
      width: 100%;
      border-bottom: 1px solid rgba(255, 255, 255, 0.07);
    }

    .nav-btn {
      display: inline-block;
      margin: 12px 0 8px;
      width: 100%;
      text-align: center;
    }

    .breadcrumb {
      padding: 20px 0 10px;
    }

    .breadcrumb .current {
      max-width: 160px;
    }

    .article-wrap {
      padding: 28px 20px 36px;
      border-radius: 12px;
      margin-bottom: 32px;
    }

    .article-header h1 {
      font-size: 27px;
    }

    .article-content {
      font-size: 15px;
      line-height: 1.75;
    }

    .article-content h2 {
      font-size: 20px;
      margin: 28px 0 12px;
    }

    .related-grid {
      grid-template-columns: 1fr;
      gap: 16px;
    }

    .related-card img {
      height: 190px;
    }

    .article-cta {
      padding: 32px 20px;
      margin-bottom: 40px;
      border-radius: 12px;
    }

    .article-cta h2 {
      font-size: 22px;
    }

    .cta-buttons {
      flex-direction: column;
      width: 100%;
    }

    .cta-buttons .btn-primary,
    .cta-buttons .btn-secondary {
      width: 100%;
    }

    .footer-top {
      grid-template-columns: 1fr;
      gap: 28px;
    }

    .footer-links {
      grid-template-columns: 1fr 1fr;
      gap: 20px;
    }

    .footer-bottom {
      flex-direction: column;
      align-items: flex-start;
    }

    .not-found {
      padding: 60px 20px;
      margin-bottom: 40px;
    }
  }

  @media (max-width: 520px) {
    .top-actions a.hidden {
      display: none;
    }

    .brand-sub {
      display: none;
    }

    .brand-name {
      font-size: 15px;
    }

    .nav-toggle {
      display: block;
    }

    .article-header h1 {
      font-size: 24px;
    }

    .article-meta {
      gap: 8px;
      flex-direction: column;
    }

    .related-card img {
      height: 170px;
    }

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

  @media (max-width: 576px) {
    .nav-list {
      left: -16px;
      right: -16px;
    }
  }

  a:focus-visible,
  button:focus-visible {
    outline: 3px solid rgba(232, 196, 74, 0.6);
    outline-offset: 2px;
  }

/* roulang page: category1 */
:root {
  --primary: #1B4D3E;
  --primary-light: #2E6D58;
  --primary-dark: #0E3326;
  --accent: #E8C44A;
  --accent-dark: #C9A832;
  --bg: #F6F8F5;
  --surface: #FFFFFF;
  --ink: #14251D;
  --muted: #54675C;
  --line: #DEE7DF;
  --radius: 12px;
  --radius-btn: 8px;
  --shadow: 0 4px 16px rgba(27, 77, 62, 0.08);
  --shadow-hover: 0 8px 24px rgba(27, 77, 62, 0.12);
  --font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
}
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-family);
  background: var(--bg);
  color: var(--ink);
  line-height: 1.75;
  margin: 0;
  -webkit-font-smoothing: antialiased;
}
* { box-sizing: border-box; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button { font-family: inherit; cursor: pointer; }
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}
section { scroll-margin-top: 120px; }

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(27, 77, 62, 0.97);
  backdrop-filter: blur(10px);
  border-bottom: 2px solid rgba(232, 196, 74, 0.45);
  box-shadow: 0 2px 12px rgba(14, 51, 38, 0.18);
}
.top-bar {
  max-width: 1200px;
  margin: 0 auto;
  padding: 10px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 56px;
}
.brand-link {
  display: flex;
  align-items: center;
  gap: 8px;
  color: #fff;
}
.brand-icon {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--accent);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.brand-name {
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: #fff;
}
.brand-sub {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.75);
  border-left: 1px solid rgba(255, 255, 255, 0.3);
  padding-left: 10px;
  margin-left: 2px;
  font-weight: 400;
  letter-spacing: 0.05em;
}
.top-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.82);
}
.top-actions a { transition: color 0.2s; }
.top-actions a:hover { color: var(--accent); }

.channel-nav {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}
.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 48px;
}
.nav-list {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
  margin: 0;
  padding: 0;
  width: 100%;
}
.nav-link {
  position: relative;
  font-size: 15px;
  letter-spacing: 0.02em;
  color: rgba(255, 255, 255, 0.85);
  padding: 13px 0 11px;
  display: inline-block;
  transition: color 0.2s;
  font-weight: 500;
}
.nav-link::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 4px;
  border-radius: 4px 4px 0 0;
  background: var(--accent);
  transition: width 0.22s ease;
}
.nav-link:hover {
  color: #fff;
}
.nav-link:hover::after {
  width: 100%;
}
.nav-link.active {
  color: #fff;
  font-weight: 700;
}
.nav-link.active::after {
  width: 100%;
  background: var(--accent);
}
.nav-btn {
  margin-left: auto;
  background: var(--accent);
  color: var(--primary-dark);
  font-size: 14px;
  font-weight: 700;
  padding: 6px 20px;
  border-radius: 999px;
  transition: background 0.2s, box-shadow 0.2s, transform 0.2s;
}
.nav-btn:hover {
  background: var(--accent-dark);
  box-shadow: 0 4px 12px rgba(232, 196, 74, 0.35);
  transform: translateY(-1px);
}
.nav-toggle {
  display: none;
  background: transparent;
  border: none;
  color: #fff;
  padding: 6px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 16px;
  font-weight: 700;
  padding: 14px 32px;
  border-radius: var(--radius-btn);
  border: none;
  transition: background 0.2s, box-shadow 0.2s, transform 0.2s;
  cursor: pointer;
}
.btn:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}
.btn-accent {
  background: var(--accent);
  color: var(--primary-dark);
  box-shadow: 0 4px 14px rgba(232, 196, 74, 0.3);
}
.btn-accent:hover {
  background: var(--accent-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 22px rgba(232, 196, 74, 0.4);
}
.btn-accent:active {
  transform: translateY(0);
  box-shadow: 0 2px 8px rgba(232, 196, 74, 0.3);
}
.btn-outline {
  background: transparent;
  border: 2px solid var(--primary);
  color: var(--primary);
}
.btn-outline:hover {
  background: var(--primary);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(27, 77, 62, 0.15);
}
.btn-outline-light {
  background: transparent;
  border: 2px solid rgba(255, 255, 255, 0.85);
  color: #fff;
}
.btn-outline-light:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: #fff;
  transform: translateY(-2px);
}
.btn-sm {
  font-size: 13px;
  padding: 8px 16px;
  border-radius: 6px;
}

/* Hero */
.category-hero {
  position: relative;
  background: linear-gradient(135deg, #1B4D3E 0%, #0E3326 100%);
  color: #fff;
  padding: 80px 0 90px;
  overflow: hidden;
}
.category-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url('/assets/images/backpic/back-1.png');
  background-size: cover;
  background-position: center;
  opacity: 0.18;
}
.category-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(27,77,62,0.92) 30%, rgba(14,51,38,0.45) 100%);
}
.category-hero .container {
  position: relative;
  z-index: 2;
}
.hero-eyebrow {
  display: inline-block;
  background: rgba(232, 196, 74, 0.15);
  border: 1px solid rgba(232, 196, 74, 0.4);
  color: var(--accent);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  padding: 6px 16px;
  border-radius: 999px;
  margin-bottom: 20px;
}
.category-hero h1 {
  font-size: 44px;
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.01em;
  margin: 0 0 16px;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}
.hero-subtitle {
  font-size: 17px;
  color: rgba(255, 255, 255, 0.85);
  margin: 0 0 32px;
  max-width: 560px;
  line-height: 1.7;
}
.hero-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}
.hero-stat-row {
  display: flex;
  gap: 32px;
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
}
.hero-stat-item .num {
  font-size: 30px;
  font-weight: 800;
  color: var(--accent);
  line-height: 1.2;
}
.hero-stat-item .label {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.65);
  margin-top: 4px;
}

/* Section */
.section-padding { padding: 80px 0; }
.section-padding-sm { padding: 56px 0; }
.section-heading {
  margin-bottom: 44px;
  max-width: 720px;
}
.section-tag {
  display: inline-block;
  background: rgba(27, 77, 62, 0.08);
  color: var(--primary);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  padding: 4px 14px;
  border-radius: 999px;
  margin-bottom: 12px;
}
.section-heading h2 {
  font-size: 32px;
  font-weight: 700;
  line-height: 1.3;
  margin: 0;
  letter-spacing: -0.01em;
}
.section-heading h2::after {
  content: "";
  display: block;
  width: 48px;
  height: 4px;
  background: var(--primary);
  border-radius: 4px;
  margin-top: 14px;
}
.section-heading p {
  color: var(--muted);
  font-size: 15px;
  margin-top: 16px;
  line-height: 1.7;
}
.section-heading.center { text-align: center; margin-left: auto; margin-right: auto; }
.section-heading.center h2::after { margin-left: auto; margin-right: auto; }

/* Feature Cards */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.feature-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px 24px;
  transition: transform 0.25s, box-shadow 0.25s, border-color 0.25s;
}
.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(27, 77, 62, 0.3);
}
.feature-icon {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(27, 77, 62, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
}
.feature-card h3 {
  font-size: 17px;
  font-weight: 700;
  margin: 0 0 8px;
}
.feature-card p {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.7;
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Event Cards */
.event-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.event-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform 0.25s, box-shadow 0.25s, border-color 0.25s;
  display: flex;
  flex-direction: column;
}
.event-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(27, 77, 62, 0.3);
}
.event-thumb {
  position: relative;
  height: 190px;
  overflow: hidden;
  background: var(--primary);
}
.event-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.event-card:hover .event-thumb img {
  transform: scale(1.04);
}
.event-body {
  padding: 20px 20px 18px;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.event-cat {
  align-self: flex-start;
  font-size: 11px;
  font-weight: 700;
  color: var(--primary);
  background: rgba(27, 77, 62, 0.08);
  padding: 3px 12px;
  border-radius: 999px;
  margin-bottom: 10px;
}
.event-body h3 {
  font-size: 16px;
  font-weight: 700;
  line-height: 1.45;
  margin: 0 0 6px;
  transition: color 0.2s;
}
.event-card:hover .event-body h3 { color: var(--primary); }
.event-body p {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.6;
  margin: 0 0 14px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  flex: 1;
}
.event-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--line);
  padding-top: 14px;
  font-size: 12px;
  color: var(--muted);
}
.event-read {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  color: var(--primary);
  font-weight: 600;
  transition: gap 0.2s;
}
.event-read:hover { gap: 8px; }

/* Audience */
.audience-section { background: #EDF2ED; }
.audience-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.audience-card {
  background: var(--surface);
  border-radius: var(--radius);
  border: 1px solid var(--line);
  padding: 30px 26px;
  transition: box-shadow 0.25s, transform 0.25s;
}
.audience-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-3px);
}
.audience-card .icon-wrap {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: rgba(27, 77, 62, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}
.audience-card h3 {
  font-size: 17px;
  font-weight: 700;
  margin: 0 0 10px;
}
.audience-card p {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.7;
  margin: 0;
}
.audience-card ul {
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.audience-card li {
  font-size: 13px;
  color: var(--ink);
  padding-left: 20px;
  position: relative;
}
.audience-card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 7px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-dark);
}

/* Process */
.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  counter-reset: step;
}
.process-step {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 32px 24px 24px;
  text-align: center;
  transition: box-shadow 0.25s, transform 0.25s;
}
.process-step:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-4px);
}
.step-num {
  width: 40px;
  height: 40px;
  margin: 0 auto 16px;
  background: var(--primary);
  color: #fff;
  font-size: 16px;
  font-weight: 800;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}
.process-step h3 {
  font-size: 16px;
  font-weight: 700;
  margin: 0 0 8px;
}
.process-step p {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.6;
  margin: 0;
}
.process-step::after {
  content: "";
  position: absolute;
  top: 46px;
  right: -18px;
  width: 16px;
  height: 2px;
  background: var(--line);
}
.process-step:last-child::after { display: none; }

/* FAQ */
.faq-section { background: #EDF2ED; }
.faq-list {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.faq-item {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.faq-item.open {
  border-color: rgba(27, 77, 62, 0.3);
  box-shadow: var(--shadow);
}
.faq-question {
  width: 100%;
  background: none;
  border: none;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 20px 24px;
  text-align: left;
  font-size: 15px;
  font-weight: 700;
  color: var(--ink);
  cursor: pointer;
  transition: background 0.2s;
}
.faq-question:hover { background: rgba(27, 77, 62, 0.03); }
.faq-q-badge {
  width: 26px;
  height: 26px;
  border-radius: 6px;
  background: var(--primary);
  color: #fff;
  font-size: 13px;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.faq-toggle {
  margin-left: auto;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: rgba(27, 77, 62, 0.08);
  position: relative;
  transition: transform 0.3s, background 0.3s;
  flex-shrink: 0;
}
.faq-toggle::before,
.faq-toggle::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 10px;
  height: 2px;
  background: var(--primary);
  border-radius: 2px;
  transition: transform 0.3s;
}
.faq-toggle::after {
  transform: translate(-50%, -50%) rotate(90deg);
}
.faq-item.open .faq-toggle { transform: rotate(180deg); }
.faq-item.open .faq-toggle::after { transform: translate(-50%, -50%) rotate(0deg); }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.3s ease;
  padding: 0 24px;
}
.faq-item.open .faq-answer {
  max-height: 300px;
  padding: 0 24px 22px 64px;
}
.faq-answer p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

/* CTA */
.cta-panel {
  position: relative;
  background: linear-gradient(135deg, #1B4D3E, #0E3326);
  border-radius: 20px;
  padding: 60px 48px;
  text-align: center;
  color: #fff;
  overflow: hidden;
}
.cta-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url('/assets/images/backpic/back-2.png');
  background-size: cover;
  background-position: center;
  opacity: 0.14;
}
.cta-panel .cta-inner { position: relative; z-index: 2; }
.cta-panel h2 {
  font-size: 32px;
  font-weight: 800;
  margin: 0 0 12px;
  letter-spacing: -0.01em;
}
.cta-panel p {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.8);
  max-width: 620px;
  margin: 0 auto 32px;
  line-height: 1.7;
}
.cta-buttons {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 16px;
}

/* Footer */
.site-footer {
  background: var(--primary-dark);
  color: rgba(255, 255, 255, 0.7);
  padding: 56px 0 24px;
  margin-top: 0;
}
.footer-top {
  display: grid;
  grid-template-columns: 1.2fr 2fr;
  gap: 48px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}
.footer-brand-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 20px;
  font-weight: 800;
  color: #fff;
}
.footer-brand-brand .brand-icon {
  background: var(--accent);
}
.footer-brand p {
  margin: 14px 0 0;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.6);
  letter-spacing: 0.02em;
}
.footer-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
.footer-links h4 {
  font-size: 14px;
  font-weight: 700;
  color: #fff;
  margin: 0 0 14px;
  letter-spacing: 0.03em;
}
.footer-links a {
  display: block;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.6);
  padding: 4px 0;
  transition: color 0.2s, padding-left 0.2s;
}
.footer-links a:hover {
  color: var(--accent);
  padding-left: 4px;
}
.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-top: 24px;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.45);
}

/* Responsive */
@media (max-width: 1024px) {
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .event-grid { grid-template-columns: repeat(2, 1fr); }
  .process-steps { grid-template-columns: repeat(2, 1fr); }
  .process-step::after { display: none; }
  .audience-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 768px) {
  .container { padding: 0 16px; }
  .section-padding { padding: 56px 0; }
  .section-padding-sm { padding: 40px 0; }
  .top-bar { padding: 8px 16px; }
  .brand-name { font-size: 18px; }
  .brand-sub { display: none; }
  .nav-inner { padding: 0 16px; flex-wrap: wrap; }
  .nav-toggle { display: inline-flex; }
  .nav-list {
    display: none;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    width: 100%;
    padding: 8px 0 16px;
  }
  .nav-list.open { display: flex; }
  .nav-link {
    width: 100%;
    padding: 12px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    font-size: 15px;
  }
  .nav-link::after { display: none; }
  .nav-link.active { color: var(--accent); }
  .nav-btn { margin-left: 0; margin-top: 12px; }
  .category-hero { padding: 56px 0 64px; }
  .category-hero h1 { font-size: 32px; }
  .hero-subtitle { font-size: 16px; }
  .hero-stat-row { gap: 20px; flex-wrap: wrap; }
  .hero-stat-item .num { font-size: 26px; }
  .section-heading h2 { font-size: 24px; }
  .section-heading.center { text-align: left; }
  .section-heading.center h2::after { margin-left: 0; }
  .feature-grid { grid-template-columns: 1fr; }
  .event-grid { grid-template-columns: 1fr; }
  .audience-grid { grid-template-columns: 1fr; }
  .process-steps { grid-template-columns: 1fr; }
  .faq-question { padding: 16px 18px; font-size: 14px; }
  .faq-item.open .faq-answer { padding: 0 18px 18px 52px; }
  .cta-panel { padding: 44px 24px; border-radius: 16px; }
  .cta-panel h2 { font-size: 26px; }
  .footer-top { grid-template-columns: 1fr; gap: 32px; }
  .footer-links { grid-template-columns: repeat(3, 1fr); gap: 16px; }
  .footer-bottom { flex-direction: column; text-align: center; }
}
@media (max-width: 520px) {
  .brand-name { font-size: 16px; }
  .brand-icon { width: 30px; height: 30px; }
  .top-actions { gap: 10px; font-size: 13px; }
  .category-hero h1 { font-size: 28px; }
  .hero-buttons .btn { width: 100%; }
  .section-heading h2 { font-size: 22px; }
  .event-grid { grid-template-columns: 1fr; }
  .event-thumb { height: 170px; }
  .feature-card { padding: 22px 18px; }
  .audience-card { padding: 24px 20px; }
  .cta-buttons .btn { width: 100%; }
  .footer-links { grid-template-columns: 1fr 1fr; }
}

/* roulang page: category3 */
:root {
    --primary: #1B4D3E;
    --primary-light: #2E6D58;
    --primary-dark: #0E3326;
    --accent: #E8C44A;
    --accent-dark: #C9A832;
    --bg: #F6F8F5;
    --surface: #FFFFFF;
    --ink: #14251D;
    --muted: #54675C;
    --line: #DEE7DF;
    --radius: 12px;
    --shadow: 0 4px 16px rgba(27,77,62,0.08);
    --shadow-hover: 0 8px 24px rgba(27,77,62,0.12);
    --font: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  }

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

  html {
    scroll-behavior: smooth;
  }

  body {
    font-family: var(--font);
    background: var(--bg);
    color: var(--ink);
    line-height: 1.75;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
  }

  img {
    max-width: 100%;
    display: block;
    border-radius: var(--radius);
    object-fit: cover;
  }

  a {
    color: inherit;
    text-decoration: none;
    transition: color 0.2s ease;
  }

  button {
    font-family: var(--font);
    border: none;
    cursor: pointer;
    background: none;
  }

  .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
  }

  .site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: var(--primary);
    box-shadow: 0 2px 0 rgba(232, 196, 74, 0.4);
  }

  .top-bar {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: space-between;
  }

  .brand-link {
    display: flex;
    align-items: center;
    gap: 8px;
  }

  .brand-icon {
    width: 32px;
    height: 32px;
    background: var(--accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
  }

  .brand-name {
    color: #fff;
    font-weight: 800;
    font-size: 18px;
    letter-spacing: 0.02em;
  }

  .brand-sub {
    color: rgba(255, 255, 255, 0.7);
    font-size: 12px;
    border-left: 1px solid rgba(255, 255, 255, 0.35);
    padding-left: 8px;
    line-height: 1.2;
  }

  .top-actions {
    display: flex;
    align-items: center;
    gap: 18px;
  }

  .top-actions a {
    color: rgba(255, 255, 255, 0.8);
    font-size: 14px;
    transition: color 0.2s;
  }

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

  .channel-nav {
    background: var(--primary-dark);
    border-top: 1px solid rgba(255, 255, 255, 0.08);
  }

  .nav-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    min-height: 50px;
  }

  .nav-toggle {
    display: none;
    color: #fff;
    padding: 8px;
    border-radius: 6px;
  }

  .nav-list {
    display: flex;
    align-items: center;
    gap: 32px;
    list-style: none;
  }

  .nav-link {
    position: relative;
    color: rgba(255, 255, 255, 0.8);
    font-size: 15px;
    letter-spacing: 0.02em;
    padding: 14px 0;
    font-weight: 500;
  }

  .nav-link::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 8px;
    width: 100%;
    height: 2px;
    background: var(--accent);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.2s ease;
  }

  .nav-link:hover {
    color: #fff;
  }

  .nav-link:hover::after {
    transform: scaleX(1);
  }

  .nav-link.active {
    color: #fff;
    font-weight: 700;
  }

  .nav-link.active::after {
    transform: scaleX(1);
  }

  .nav-btn {
    background: var(--accent);
    color: var(--primary-dark) !important;
    font-weight: 700;
    font-size: 14px;
    padding: 8px 20px;
    border-radius: 8px;
    transition: background 0.2s, transform 0.2s;
  }

  .nav-btn:hover {
    background: var(--accent-dark);
    color: var(--primary-dark) !important;
    transform: translateY(-1px);
  }

  .hero {
    position: relative;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    background-image: url('/assets/images/backpic/back-1.png');
    background-size: cover;
    background-position: center;
    min-height: 460px;
    display: flex;
    align-items: center;
    isolation: isolate;
  }

  .hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(100deg, rgba(14, 51, 38, 0.92) 0%, rgba(27, 77, 62, 0.78) 50%, rgba(27, 77, 62, 0.4) 100%);
    z-index: -1;
  }

  .hero-inner {
    padding: 72px 24px;
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
  }

  .hero-tag {
    display: inline-block;
    background: rgba(232, 196, 74, 0.2);
    color: var(--accent);
    font-size: 13px;
    font-weight: 700;
    padding: 6px 16px;
    border-radius: 999px;
    border: 1px solid rgba(232, 196, 74, 0.45);
    margin-bottom: 20px;
    letter-spacing: 0.05em;
  }

  .hero h1 {
    color: #fff;
    font-size: 46px;
    font-weight: 800;
    line-height: 1.25;
    letter-spacing: -0.01em;
    margin-bottom: 18px;
    max-width: 640px;
  }

  .hero p {
    color: rgba(255, 255, 255, 0.85);
    font-size: 17px;
    line-height: 1.8;
    max-width: 560px;
    margin-bottom: 32px;
  }

  .hero-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
  }

  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    font-weight: 700;
    padding: 14px 32px;
    border-radius: 8px;
    transition: all 0.25s ease;
    min-width: 140px;
  }

  .btn-accent {
    background: var(--accent);
    color: var(--primary-dark);
  }

  .btn-accent:hover {
    background: var(--accent-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
  }

  .btn-outline {
    background: transparent;
    color: #fff;
    border: 1.5px solid rgba(255, 255, 255, 0.7);
  }

  .btn-outline:hover {
    border-color: var(--accent);
    color: var(--accent);
    transform: translateY(-2px);
  }

  .section {
    padding: 80px 0;
  }

  .section-head {
    text-align: center;
    max-width: 680px;
    margin: 0 auto 48px;
  }

  .section-head h2 {
    font-size: 32px;
    font-weight: 700;
    color: var(--primary);
    position: relative;
    display: inline-block;
    padding-bottom: 16px;
    margin-bottom: 14px;
    letter-spacing: -0.01em;
  }

  .section-head h2::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 48px;
    height: 4px;
    background: var(--accent);
    border-radius: 2px;
  }

  .section-head p {
    color: var(--muted);
    font-size: 15px;
    margin-top: 8px;
  }

  .stats-section {
    background: var(--surface);
    border-bottom: 1px solid var(--line);
  }

  .stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
  }

  .stat-card {
    background: var(--bg);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 36px 24px;
    text-align: center;
    transition: box-shadow 0.25s, transform 0.25s, border-color 0.25s;
  }

  .stat-card:hover {
    box-shadow: var(--shadow-hover);
    transform: translateY(-4px);
    border-color: rgba(27, 77, 62, 0.3);
  }

  .stat-num {
    font-size: 42px;
    font-weight: 800;
    color: var(--primary);
    line-height: 1.2;
    letter-spacing: -0.02em;
    margin-bottom: 6px;
  }

  .stat-num span {
    color: var(--accent-dark);
    font-size: 24px;
    margin-left: 2px;
  }

  .stat-label {
    color: var(--muted);
    font-size: 14px;
    font-weight: 500;
  }

  .gallery-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 24px;
  }

  .gallery-card {
    position: relative;
    border-radius: var(--radius);
    overflow: hidden;
    min-height: 260px;
    box-shadow: var(--shadow);
  }

  .gallery-card.large {
    grid-column: span 7;
    min-height: 340px;
  }

  .gallery-card.small {
    grid-column: span 5;
    min-height: 340px;
  }

  .gallery-card.wide {
    grid-column: span 5;
    min-height: 280px;
  }

  .gallery-card.tall {
    grid-column: span 7;
    min-height: 280px;
  }

  .gallery-card img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
  }

  .gallery-card:hover img {
    transform: scale(1.03);
  }

  .gallery-card::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 45%, rgba(14, 51, 38, 0.75) 100%);
    transition: opacity 0.3s;
  }

  .gallery-card:hover::after {
    opacity: 0.85;
  }

  .gallery-title {
    position: absolute;
    bottom: 18px;
    left: 20px;
    right: 20px;
    color: #fff;
    font-size: 15px;
    font-weight: 600;
    z-index: 2;
    line-height: 1.5;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
  }

  .timeline-section {
    background: var(--surface);
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
  }

  .timeline-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    position: relative;
  }

  .timeline-card {
    background: var(--bg);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 32px 24px;
    position: relative;
    transition: box-shadow 0.25s, transform 0.25s;
  }

  .timeline-card:hover {
    box-shadow: var(--shadow-hover);
    transform: translateY(-4px);
  }

  .timeline-step {
    width: 44px;
    height: 44px;
    background: var(--primary);
    color: #fff;
    font-size: 18px;
    font-weight: 800;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 18px;
    box-shadow: 0 0 0 4px rgba(27, 77, 62, 0.15);
  }

  .timeline-card h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--ink);
    margin-bottom: 10px;
  }

  .timeline-card p {
    font-size: 14px;
    color: var(--muted);
    line-height: 1.7;
  }

  .honor-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
  }

  .honor-card {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    overflow: hidden;
    transition: box-shadow 0.25s, transform 0.25s, border-color 0.25s;
  }

  .honor-card:hover {
    box-shadow: var(--shadow-hover);
    transform: translateY(-4px);
    border-color: rgba(27, 77, 62, 0.3);
  }

  .honor-img {
    height: 220px;
    overflow: hidden;
  }

  .honor-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
  }

  .honor-card:hover .honor-img img {
    transform: scale(1.05);
  }

  .honor-body {
    padding: 24px;
  }

  .honor-badge {
    display: inline-block;
    background: rgba(27, 77, 62, 0.1);
    color: var(--primary);
    font-size: 12px;
    font-weight: 700;
    padding: 4px 14px;
    border-radius: 999px;
    margin-bottom: 12px;
    letter-spacing: 0.03em;
  }

  .honor-body h3 {
    font-size: 17px;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--ink);
  }

  .honor-body p {
    font-size: 14px;
    color: var(--muted);
    line-height: 1.6;
  }

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

  .faq-container {
    max-width: 860px;
    margin: 0 auto;
  }

  .faq-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
  }

  .faq-item {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    overflow: hidden;
    transition: box-shadow 0.25s, border-color 0.25s;
  }

  .faq-item:hover {
    border-color: rgba(27, 77, 62, 0.3);
    box-shadow: var(--shadow);
  }

  .faq-q {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 20px 24px;
    cursor: pointer;
    user-select: none;
  }

  .faq-tag {
    background: var(--primary);
    color: #fff;
    font-size: 13px;
    font-weight: 700;
    width: 42px;
    height: 30px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    letter-spacing: 0.05em;
  }

  .faq-q h3 {
    flex: 1;
    font-size: 15px;
    font-weight: 600;
    color: var(--ink);
  }

  .faq-icon {
    width: 24px;
    height: 24px;
    position: relative;
    flex-shrink: 0;
    transition: transform 0.3s ease;
  }

  .faq-icon::before,
  .faq-icon::after {
    content: "";
    position: absolute;
    background: var(--primary);
    border-radius: 2px;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
  }

  .faq-icon::before {
    width: 14px;
    height: 2px;
  }

  .faq-icon::after {
    width: 2px;
    height: 14px;
  }

  .faq-item.open .faq-icon {
    transform: rotate(45deg);
  }

  .faq-a {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
  }

  .faq-item.open .faq-a {
    max-height: 320px;
  }

  .faq-a-inner {
    padding: 0 24px 22px 80px;
    font-size: 14px;
    color: var(--muted);
    line-height: 1.75;
    border-top: 1px dashed var(--line);
    padding-top: 16px;
  }

  .cta-section {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    padding: 80px 0;
    text-align: center;
  }

  .cta-section h2 {
    color: #fff;
    font-size: 34px;
    font-weight: 800;
    margin-bottom: 14px;
    letter-spacing: -0.01em;
  }

  .cta-section p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 16px;
    margin-bottom: 32px;
    max-width: 560px;
    margin-left: auto;
    margin-right: auto;
  }

  .cta-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
  }

  .site-footer {
    background: var(--primary-dark);
    color: rgba(255, 255, 255, 0.7);
    padding-top: 64px;
  }

  .footer-top {
    display: grid;
    grid-template-columns: 1.2fr 2fr;
    gap: 48px;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  }

  .footer-brand-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    color: #fff;
    font-size: 20px;
    font-weight: 800;
    margin-bottom: 14px;
  }

  .footer-brand p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
    max-width: 240px;
  }

  .footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
  }

  .footer-links h4 {
    color: #fff;
    font-size: 15px;
    font-weight: 700;
    margin-bottom: 16px;
  }

  .footer-links a {
    display: block;
    color: rgba(255, 255, 255, 0.6);
    font-size: 14px;
    padding: 5px 0;
    transition: color 0.2s;
  }

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

  .footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 0;
    font-size: 12px;
    color: rgba(255, 255, 255, 0.45);
    flex-wrap: wrap;
    gap: 8px;
  }

  @media (max-width: 1024px) {
    .section {
      padding: 64px 0;
    }

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

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

    .gallery-card.large,
    .gallery-card.small,
    .gallery-card.wide,
    .gallery-card.tall {
      grid-column: span 6;
      min-height: 280px;
    }
  }

  @media (max-width: 768px) {
    .top-bar {
      padding: 0 16px;
      height: 52px;
    }

    .brand-sub {
      display: none;
    }

    .nav-inner {
      padding: 0 16px;
      min-height: 46px;
    }

    .nav-toggle {
      display: flex;
    }

    .nav-list {
      position: fixed;
      top: 98px;
      left: 0;
      right: 0;
      background: var(--primary-dark);
      flex-direction: column;
      align-items: stretch;
      padding: 16px;
      gap: 4px;
      transform: translateY(-16px);
      opacity: 0;
      pointer-events: none;
      transition: opacity 0.25s ease, transform 0.25s ease;
      box-shadow: 0 16px 32px rgba(0, 0, 0, 0.2);
      border-top: 1px solid rgba(255, 255, 255, 0.08);
    }

    .nav-list.active {
      transform: translateY(0);
      opacity: 1;
      pointer-events: auto;
    }

    .nav-link {
      padding: 12px 16px;
      font-size: 15px;
      border-radius: 8px;
    }

    .nav-link::after {
      display: none;
    }

    .nav-link.active {
      background: rgba(232, 196, 74, 0.15);
    }

    .nav-link:hover {
      background: rgba(255, 255, 255, 0.08);
    }

    .nav-btn {
      margin-top: 8px;
      text-align: center;
      width: 100%;
    }

    .hero {
      min-height: 400px;
    }

    .hero-inner {
      padding: 56px 16px;
    }

    .hero h1 {
      font-size: 30px;
    }

    .hero p {
      font-size: 15px;
    }

    .container {
      padding: 0 16px;
    }

    .section {
      padding: 48px 0;
    }

    .section-head h2 {
      font-size: 26px;
    }

    .stats-grid {
      grid-template-columns: repeat(2, 1fr);
      gap: 16px;
    }

    .stat-card {
      padding: 24px 16px;
    }

    .stat-num {
      font-size: 32px;
    }

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

    .gallery-card.large,
    .gallery-card.small,
    .gallery-card.wide,
    .gallery-card.tall {
      grid-column: span 1;
      min-height: 220px;
    }

    .timeline-grid {
      grid-template-columns: 1fr;
      gap: 16px;
    }

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

    .faq-a-inner {
      padding-left: 24px;
    }

    .cta-section {
      padding: 56px 0;
    }

    .cta-section h2 {
      font-size: 26px;
    }

    .footer-top {
      grid-template-columns: 1fr;
      gap: 32px;
    }

    .footer-links {
      grid-template-columns: 1fr 1fr;
      gap: 24px;
    }

    .footer-bottom {
      flex-direction: column;
      text-align: center;
      padding: 20px 16px;
    }
  }

  @media (max-width: 520px) {
    .hero-actions {
      flex-direction: column;
      align-items: stretch;
    }

    .btn {
      width: 100%;
    }

    .stats-grid {
      grid-template-columns: 1fr 1fr;
      gap: 12px;
    }

    .stat-card {
      padding: 18px 12px;
    }

    .stat-num {
      font-size: 26px;
    }

    .stat-label {
      font-size: 12px;
    }

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

    .footer-links {
      grid-template-columns: 1fr;
      gap: 20px;
    }

    .faq-q {
      padding: 16px;
    }

    .faq-tag {
      width: 36px;
      height: 28px;
    }

    .faq-a-inner {
      padding: 14px 16px;
    }
  }

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

  .top-actions .hidden {
    display: none;
  }

  @media (min-width: 640px) {
    .top-actions .hidden {
      display: inline-block;
    }
  }

/* roulang page: category2 */
:root {
    --primary: #1B4D3E;
    --primary-light: #2E6D58;
    --primary-dark: #0E3326;
    --accent: #E8C44A;
    --accent-dark: #C9A832;
    --bg: #F6F8F5;
    --surface: #FFFFFF;
    --ink: #14251D;
    --muted: #54675C;
    --line: #DEE7DF;
    --radius-lg: 14px;
    --radius-md: 10px;
    --radius-sm: 6px;
    --shadow: 0 4px 16px rgba(27,77,62,.08);
    --shadow-lg: 0 8px 24px rgba(27,77,62,.14);
    --font-main: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
    font-family: var(--font-main);
    background: var(--bg);
    color: var(--ink);
    line-height: 1.75;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; border: none; background: none; cursor: pointer; }
input, select { font-family: inherit; }

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ===== Header ===== */
.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(27,77,62,.97);
    box-shadow: 0 2px 12px rgba(14,51,38,.12);
    backdrop-filter: blur(10px);
}
.top-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1200px;
    margin: 0 auto;
    padding: 12px 24px;
}
.brand-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}
.brand-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 34px;
    height: 34px;
    background: var(--accent);
    border-radius: 50%;
    flex-shrink: 0;
}
.brand-name {
    color: #fff;
    font-size: 20px;
    font-weight: 800;
    letter-spacing: .02em;
}
.brand-sub {
    color: rgba(255,255,255,.75);
    font-size: 12px;
    font-weight: 500;
    margin-top: 4px;
    margin-left: 2px;
    border-left: 1px solid rgba(255,255,255,.25);
    padding-left: 8px;
    line-height: 1.2;
}
.top-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}
.top-actions a {
    color: rgba(255,255,255,.82);
    font-size: 14px;
    font-weight: 500;
    padding: 6px 2px;
    transition: color .2s;
}
.top-actions a:hover { color: var(--accent); }

.channel-nav {
    border-top: 1px solid rgba(255,255,255,.08);
}
.nav-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    min-height: 52px;
}
.nav-toggle {
    display: none;
    color: #fff;
    padding: 8px;
    border-radius: 6px;
}
.nav-toggle:hover { background: rgba(255,255,255,.08); }
.nav-list {
    display: flex;
    align-items: center;
    gap: 32px;
    list-style: none;
}
.nav-link {
    position: relative;
    display: inline-block;
    padding: 15px 0 13px;
    color: rgba(255,255,255,.78);
    font-size: 15px;
    font-weight: 500;
    letter-spacing: .02em;
    transition: color .2s;
}
.nav-link::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    width: 0;
    height: 2px;
    background: var(--accent);
    transition: width .2s ease;
}
.nav-link:hover { color: #fff; }
.nav-link:hover::after { width: 100%; }
.nav-link.active {
    color: #fff;
    font-weight: 700;
}
.nav-link.active::after {
    width: 100%;
    background: var(--accent);
}
.nav-btn {
    display: inline-block;
    background: var(--accent);
    color: var(--primary-dark);
    font-size: 14px;
    font-weight: 700;
    padding: 7px 18px;
    border-radius: 999px;
    transition: background .2s, transform .2s, box-shadow .2s;
}
.nav-btn:hover { background: var(--accent-dark); transform: translateY(-1px); box-shadow: 0 4px 12px rgba(232,196,74,.3); }

/* ===== Page Hero ===== */
.page-hero {
    position: relative;
    background: linear-gradient(135deg, rgba(27,77,62,.95), rgba(14,51,38,.98)), url('/assets/images/backpic/back-2.png') center/cover no-repeat;
    color: #fff;
    padding: 72px 0 60px;
}
.page-hero .container {
    position: relative;
    z-index: 2;
}
.hero-breadcrumb {
    display: inline-block;
    background: rgba(255,255,255,.12);
    border: 1px solid rgba(255,255,255,.15);
    padding: 4px 14px;
    border-radius: 999px;
    font-size: 13px;
    color: rgba(255,255,255,.85);
    margin-bottom: 18px;
}
.hero-breadcrumb a { color: rgba(255,255,255,.7); }
.hero-breadcrumb a:hover { color: var(--accent); }
.page-hero h1 {
    font-size: 38px;
    font-weight: 800;
    line-height: 1.3;
    letter-spacing: -.01em;
    margin-bottom: 14px;
}
.page-hero .hero-lead {
    font-size: 17px;
    color: rgba(255,255,255,.85);
    max-width: 560px;
    line-height: 1.8;
}
.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-top: 28px;
}
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 28px;
    border-radius: 8px;
    font-size: 15px;
    font-weight: 700;
    transition: all .2s ease;
}
.btn-primary {
    background: var(--accent);
    color: var(--primary-dark);
    box-shadow: 0 4px 12px rgba(232,196,74,.25);
}
.btn-primary:hover {
    background: var(--accent-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(232,196,74,.3);
}
.btn-primary:active { transform: translateY(0); box-shadow: 0 2px 8px rgba(232,196,74,.2); }
.btn-outline {
    background: transparent;
    border: 1px solid rgba(255,255,255,.55);
    color: #fff;
}
.btn-outline:hover { border-color: var(--accent); color: var(--accent); transform: translateY(-2px); }
.btn-ghost {
    background: var(--surface);
    border: 1px solid var(--line);
    color: var(--primary);
    box-shadow: var(--shadow);
}
.btn-ghost:hover { border-color: var(--primary); transform: translateY(-2px); box-shadow: var(--shadow-lg); }

/* ===== Section ===== */
.section {
    padding: 72px 0;
}
.section-head {
    max-width: 720px;
    margin-bottom: 40px;
}
.section-tag {
    display: inline-block;
    background: rgba(27,77,62,.08);
    color: var(--primary);
    font-size: 13px;
    font-weight: 600;
    padding: 4px 14px;
    border-radius: 999px;
    margin-bottom: 12px;
}
.section-head h2 {
    font-size: 30px;
    font-weight: 800;
    color: var(--ink);
    letter-spacing: -.01em;
    position: relative;
    padding-bottom: 14px;
}
.section-head h2::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    width: 48px;
    height: 4px;
    border-radius: 2px;
    background: var(--primary);
}
.section-head p {
    margin-top: 14px;
    color: var(--muted);
    font-size: 16px;
    line-height: 1.7;
}

/* ===== Feature cards ===== */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}
.card {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    padding: 26px;
    transition: transform .2s, box-shadow .2s, border-color .2s;
}
.card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(27,77,62,.3);
}
.feature-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 46px;
    height: 46px;
    border-radius: 12px;
    background: rgba(27,77,62,.08);
    color: var(--primary);
    margin-bottom: 16px;
}
.card h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 8px;
}
.card p {
    color: var(--muted);
    font-size: 14px;
    line-height: 1.7;
}

/* ===== Scene cards ===== */
.scene-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.scene-card {
    position: relative;
    background: var(--surface);
    border-radius: var(--radius-lg);
    border: 1px solid var(--line);
    box-shadow: var(--shadow);
    padding: 28px;
    transition: all .2s;
}
.scene-card:hover {
    border-color: rgba(27,77,62,.3);
    box-shadow: var(--shadow-lg);
    transform: translateY(-3px);
}
.scene-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--primary);
    color: #fff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 14px;
}
.scene-card h3 { font-size: 17px; font-weight: 700; margin-bottom: 8px; }
.scene-card p { font-size: 14px; color: var(--muted); line-height: 1.7; }
.tag-row {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 16px;
}
.tag {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 999px;
    background: rgba(27,77,62,.07);
    color: var(--primary);
    font-size: 12px;
    font-weight: 600;
}

/* ===== Steps ===== */
.steps-wrap {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border-radius: 20px;
    padding: 44px;
    color: #fff;
}
.steps-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-top: 34px;
}
.step {
    position: relative;
    padding-top: 8px;
}
.step-num {
    display: inline-block;
    background: var(--accent);
    color: var(--primary-dark);
    width: 34px;
    height: 34px;
    border-radius: 50%;
    text-align: center;
    line-height: 34px;
    font-weight: 800;
    font-size: 15px;
    margin-bottom: 12px;
}
.step h3 { font-size: 17px; font-weight: 700; margin-bottom: 6px; }
.step p { font-size: 14px; color: rgba(255,255,255,.72); line-height: 1.7; }

/* ===== Rules detail ===== */
.rules-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.rule-card {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: transform .2s, box-shadow .2s, border-color .2s;
}
.rule-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(27,77,62,.3);
}
.rule-thumb {
    position: relative;
    height: 170px;
    overflow: hidden;
}
.rule-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .3s ease;
}
.rule-card:hover .rule-thumb img { transform: scale(1.04); }
.rule-tag {
    position: absolute;
    left: 14px;
    top: 14px;
    background: rgba(255,255,255,.92);
    color: var(--primary);
    font-size: 12px;
    font-weight: 700;
    padding: 3px 10px;
    border-radius: 999px;
}
.rule-body {
    padding: 20px;
}
.rule-body h3 { font-size: 17px; font-weight: 700; margin-bottom: 8px; transition: color .2s; }
.rule-card:hover .rule-body h3 { color: var(--primary); }
.rule-body p {
    font-size: 14px;
    color: var(--muted);
    line-height: 1.7;
    margin-bottom: 14px;
}
.rule-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 13px;
    color: var(--muted);
}
.rule-meta time {
    color: var(--muted);
}
.rule-link {
    color: var(--primary);
    font-weight: 600;
    font-size: 14px;
    transition: color .2s;
}
.rule-link:hover { color: var(--accent-dark); }

/* ===== Stats ===== */
.stats-section {
    background: var(--surface);
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
}
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}
.stat-item {
    text-align: center;
    padding: 20px 10px;
    border-radius: var(--radius-lg);
    transition: background .2s;
}
.stat-item:hover { background: rgba(27,77,62,.04); }
.stat-num {
    font-size: 38px;
    font-weight: 800;
    color: var(--primary);
    line-height: 1.2;
}
.stat-label {
    margin-top: 6px;
    color: var(--muted);
    font-size: 14px;
}

/* ===== FAQ ===== */
.faq-list {
    max-width: 900px;
    margin: 0 auto;
}
.faq-item {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius-md);
    margin-bottom: 14px;
    overflow: hidden;
    transition: box-shadow .2s, border-color .2s;
}
.faq-item.open {
    border-color: rgba(27,77,62,.3);
    box-shadow: var(--shadow);
}
.faq-question {
    display: flex;
    align-items: center;
    gap: 12px;
    width: 100%;
    padding: 17px 20px;
    text-align: left;
    font-size: 15px;
    font-weight: 600;
    color: var(--ink);
    background: transparent;
    transition: color .2s;
}
.faq-item.open .faq-question { color: var(--primary); }
.faq-q-mark {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 26px;
    height: 26px;
    border-radius: 7px;
    background: var(--primary);
    color: #fff;
    font-size: 13px;
    font-weight: 800;
    flex-shrink: 0;
}
.faq-icon {
    margin-left: auto;
    width: 28px;
    height: 28px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    color: var(--muted);
    font-size: 20px;
    font-weight: 300;
    transition: transform .3s ease, color .2s;
    flex-shrink: 0;
}
.faq-item.open .faq-icon { transform: rotate(45deg); color: var(--primary); }
.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height .3s ease;
}
.faq-answer-inner {
    padding: 0 20px 18px 58px;
    font-size: 14px;
    line-height: 1.8;
    color: var(--muted);
}

/* ===== CTA ===== */
.cta-section {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: #fff;
    text-align: center;
    padding: 64px 0;
}
.cta-section h2 {
    font-size: 30px;
    font-weight: 800;
    margin-bottom: 10px;
}
.cta-section p {
    color: rgba(255,255,255,.75);
    font-size: 16px;
    max-width: 600px;
    margin: 0 auto 28px;
}
.cta-actions {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 14px;
}
.back-home-link {
    display: inline-block;
    margin-top: 22px;
    color: rgba(255,255,255,.65);
    font-size: 14px;
    transition: color .2s;
}
.back-home-link:hover { color: var(--accent); }

/* ===== Footer ===== */
.site-footer {
    background: var(--primary-dark);
    color: rgba(255,255,255,.7);
    padding: 44px 0 26px;
}
.footer-top {
    display: flex;
    justify-content: space-between;
    gap: 40px;
    flex-wrap: wrap;
    padding-bottom: 32px;
    border-bottom: 1px solid rgba(255,255,255,.1);
}
.footer-brand p {
    margin-top: 10px;
    font-size: 14px;
    color: rgba(255,255,255,.55);
    max-width: 220px;
}
.footer-brand-brand {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 20px;
    font-weight: 800;
    color: #fff;
}
.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 42px;
}
.footer-links h4 {
    font-size: 15px;
    font-weight: 700;
    color: rgba(255,255,255,.9);
    margin-bottom: 10px;
}
.footer-links a {
    display: block;
    font-size: 14px;
    color: rgba(255,255,255,.6);
    padding: 4px 0;
    transition: color .2s;
}
.footer-links a:hover { color: var(--accent); }
.footer-bottom {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 10px;
    padding-top: 22px;
    font-size: 12px;
    color: rgba(255,255,255,.45);
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
    .feature-grid { grid-template-columns: repeat(2, 1fr); }
    .steps-grid { grid-template-columns: repeat(2, 1fr); gap: 32px; }
    .rules-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
    .container { padding: 0 20px; }
    .section { padding: 48px 0; }
    .page-hero { padding: 48px 0; }
    .page-hero h1 { font-size: 28px; }
    .section-head h2 { font-size: 24px; }
    .brand-sub { display: none; }
    .top-actions a.hidden { display: none; }
    .nav-inner { min-height: auto; }
    .nav-toggle { display: inline-flex; align-items: center; }
    .nav-list {
        display: none;
        flex-direction: column;
        align-items: flex-start;
        position: absolute;
        left: 0;
        right: 0;
        top: 100%;
        background: var(--primary-dark);
        padding: 12px 24px 20px;
        gap: 4px;
        box-shadow: 0 16px 24px rgba(0,0,0,.16);
    }
    .nav-list.open { display: flex; }
    .nav-link, .nav-link.active { padding: 10px 0; font-size: 16px; }
    .nav-btn { margin-top: 8px; align-self: flex-start; }
    .footer-links { grid-template-columns: repeat(3, 1fr); gap: 24px; }
    .footer-top { flex-direction: column; }
}
@media (max-width: 640px) {
    .feature-grid { grid-template-columns: 1fr; }
    .scene-grid { grid-template-columns: 1fr; }
    .steps-grid { grid-template-columns: 1fr; gap: 24px; }
    .rules-grid { grid-template-columns: 1fr; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 18px; }
    .steps-wrap { padding: 32px 22px; }
    .hero-actions { flex-direction: column; align-items: stretch; }
    .btn { justify-content: center; }
    .footer-links { grid-template-columns: 1fr; gap: 24px; }
    .footer-bottom { flex-direction: column; text-align: center; }
    .faq-answer-inner { padding-left: 20px; }
}
:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}