/* roulang page: index */
:root {
    --brand: #F05A2C;
    --brand-dark: #C73F1A;
    --gold: #F5BE3F;
    --teal: #0E8A7D;
    --ink: #1A1614;
    --paper: #FAF5EE;
    --paper-deep: #F1E8DB;
    --card-bg: #FFFFFF;
    --text-body: #3D3631;
    --text-muted: #8A7C72;
    --line: #E9DFD3;
    --radius: 16px;
    --radius-md: 12px;
    --btn-radius: 999px;
    --shadow-sm: 0 10px 24px rgba(26, 22, 20, 0.08);
    --shadow-md: 0 18px 36px rgba(26, 22, 20, 0.14);
    --font: 'PingFang SC', 'HarmonicOS Sans', 'Microsoft YaHei', -apple-system, 'Segoe UI', Roboto, sans-serif;
  }

  *,
  *::before,
  *::after {
    box-sizing: border-box;
  }

  html {
    scroll-behavior: smooth;
  }

  body {
    margin: 0;
    background: var(--paper);
    color: var(--text-body);
    font-family: var(--font);
    font-size: 16px;
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
  }

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

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

  ul,
  ol {
    margin: 0;
    padding: 0;
    list-style: none;
  }

  h1, h2, h3, h4 {
    margin: 0;
    color: var(--ink);
    line-height: 1.25;
    font-weight: 800;
  }

  p {
    margin: 0;
  }

  .u-container {
    max-width: 1200px;
    margin: 0 auto;
    padding-left: 32px;
    padding-right: 32px;
  }

  .section {
    padding-top: 72px;
    padding-bottom: 72px;
  }

  .section-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 24px;
    margin-bottom: 36px;
  }

  .section-tag {
    display: inline-flex;
    align-items: center;
    background: rgba(240, 90, 44, 0.1);
    border: 1px solid rgba(240, 90, 44, 0.18);
    color: var(--brand-dark);
    font-weight: 700;
    font-size: 13px;
    letter-spacing: 0.02em;
    padding: 4px 12px;
    border-radius: 999px;
    margin-bottom: 10px;
  }

  .section-head h2 {
    font-size: clamp(28px, 3.4vw, 36px);
    letter-spacing: -0.02em;
  }

  .section-head p {
    margin-top: 8px;
    color: var(--text-muted);
    max-width: 640px;
  }

  .section-more {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--brand-dark);
    font-weight: 700;
    font-size: 14px;
    white-space: nowrap;
    background: transparent;
    border: 0;
    padding: 10px 2px;
    transition: color 0.2s ease, transform 0.2s ease;
  }

  .section-more:hover {
    color: var(--brand);
  }

  .no-scrollbar {
    scrollbar-width: none;
  }

  .no-scrollbar::-webkit-scrollbar {
    display: none;
  }

  /* Header ============================================ */
  .site-header {
    position: sticky;
    top: 0;
    z-index: 80;
    background: rgba(26, 22, 20, 0.97);
    box-shadow: 0 1px 0 rgba(255, 255, 255, 0.05), 0 16px 40px rgba(26, 22, 20, 0.14);
    color: #fff;
  }

  .header-row {
    max-width: 1200px;
    margin: 0 auto;
    min-height: 72px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    padding: 0 32px;
  }

  .brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
    font-weight: 900;
    font-size: 18px;
    letter-spacing: -0.01em;
    color: #fff;
    min-height: 44px;
    transition: opacity 0.18s ease;
  }

  .brand:hover {
    opacity: 0.86;
  }

  .brand-mark {
    width: 38px;
    height: 38px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--brand) 0%, var(--brand-dark) 100%);
    color: #fff;
    box-shadow: 0 8px 18px rgba(240, 90, 44, 0.32);
  }

  .main-nav {
    display: flex;
    align-items: center;
    gap: 6px;
    flex-wrap: wrap;
  }

  .nav-chip {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 7px 14px;
    border-radius: 999px;
    color: rgba(255, 255, 255, 0.82);
    font-size: 14px;
    font-weight: 600;
    min-height: 36px;
    white-space: nowrap;
    border: 1px solid transparent;
    transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
  }

  .nav-chip:hover {
    color: #fff;
    background: rgba(255, 255, 255, 0.1);
  }

  .nav-chip:focus-visible,
  .brand:focus-visible,
  .header-cta:focus-visible,
  .btn-primary:focus-visible,
  .btn-outline:focus-visible,
  .plant-link:focus-visible,
  a:focus-visible {
    outline: 2px solid var(--brand);
    outline-offset: 3px;
  }

  .nav-chip.active {
    background: var(--brand);
    color: #fff;
    box-shadow: 0 8px 18px rgba(240, 90, 44, 0.32);
  }

  .header-cta {
    flex-shrink: 0;
    margin-left: 4px;
  }

  .btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background: var(--brand);
    color: #fff;
    font-weight: 700;
    font-size: 15px;
    line-height: 1;
    padding: 13px 22px;
    border-radius: var(--btn-radius);
    border: 1px solid var(--brand);
    box-shadow: 0 10px 22px rgba(240, 90, 44, 0.2);
    min-height: 44px;
    transition: background 0.2s ease, transform 0.18s ease, box-shadow 0.2s ease;
  }

  .btn-primary:hover {
    background: var(--brand-dark);
    border-color: var(--brand-dark);
    transform: translateY(-2px);
    box-shadow: 0 14px 28px rgba(199, 63, 26, 0.3);
  }

  .btn-primary:active {
    transform: translateY(0) scale(0.98);
  }

  .btn-sm {
    min-height: 38px;
    padding: 9px 18px;
    font-size: 14px;
  }

  .btn-outline {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background: transparent;
    color: var(--ink);
    border: 1px solid var(--ink);
    font-weight: 700;
    font-size: 15px;
    padding: 12px 22px;
    border-radius: var(--btn-radius);
    min-height: 44px;
    transition: border-color 0.2s ease, color 0.2s ease, background 0.2s ease, transform 0.18s ease;
  }

  .btn-outline:hover {
    border-color: var(--brand);
    color: var(--brand-dark);
    background: rgba(240, 90, 44, 0.06);
    transform: translateY(-2px);
  }

  .btn-outline-light {
    border-color: rgba(255, 255, 255, 0.6);
    color: #fff;
  }

  .btn-outline-light:hover {
    background: #fff;
    color: var(--ink);
    border-color: #fff;
  }

  .btn-link {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    border: 0;
    background: transparent;
    color: var(--ink);
    font-weight: 700;
    padding: 12px 4px;
    min-height: 44px;
    border-bottom: 1px solid transparent;
    transition: color 0.2s ease, border-color 0.2s ease;
  }

  .btn-link:hover {
    color: var(--brand);
    border-bottom-color: var(--brand);
  }

  /* Hero ============================================= */
  .hero-area {
    padding: 64px 0 72px;
    position: relative;
    overflow: hidden;
    background:
      radial-gradient(circle at 88% 18%, rgba(240, 90, 44, 0.1), transparent 26%),
      radial-gradient(circle at 12% 88%, rgba(245, 190, 63, 0.08), transparent 30%),
      var(--paper);
  }

  .hero-area::before {
    content: "";
    position: absolute;
    left: -6%;
    bottom: -10%;
    width: 360px;
    height: 360px;
    border-radius: 50%;
    border: 60px solid rgba(240, 90, 44, 0.05);
    pointer-events: none;
  }

  .hero-grid {
    position: relative;
    display: grid;
    grid-template-columns: minmax(0, 1fr) 400px;
    align-items: center;
    gap: 48px;
    min-height: 560px;
  }

  .hero-kicker {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 999px;
    color: var(--brand-dark);
    font-size: 13px;
    font-weight: 700;
    padding: 7px 14px;
    box-shadow: 0 6px 16px rgba(26, 22, 20, 0.04);
  }

  .hero-kicker .dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--teal);
    box-shadow: 0 0 0 4px rgba(14, 138, 125, 0.12);
  }

  .hero-copy h1 {
    margin-top: 20px;
    font-size: clamp(40px, 5vw, 56px);
    line-height: 1.14;
    letter-spacing: -0.03em;
    max-width: 680px;
  }

  .hero-sub {
    margin-top: 22px;
    font-size: 17px;
    line-height: 1.8;
    color: var(--text-muted);
    max-width: 600px;
  }

  .hero-actions {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 18px;
    margin-top: 30px;
  }

  .hero-visual {
    display: flex;
    justify-content: flex-end;
  }

  .phone-frame {
    width: 292px;
    background: var(--ink);
    border-radius: 30px;
    padding: 12px;
    box-shadow: 0 30px 70px rgba(26, 22, 20, 0.28), inset 0 0 0 1px rgba(255, 255, 255, 0.08);
    position: relative;
    transform: rotate(1.5deg);
    overflow: hidden;
  }

  .phone-top {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 6px 12px;
    color: #fff;
  }

  .phone-avatar {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--brand), var(--gold));
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 15px;
    font-weight: 800;
    flex-shrink: 0;
  }

  .phone-top strong {
    display: block;
    font-size: 14px;
    color: #fff;
  }

  .phone-top small {
    display: block;
    font-size: 12px;
    color: rgba(255, 255, 255, 0.55);
  }

  .phone-screen {
    border-radius: 20px;
    aspect-ratio: 9 / 16;
    background: #2b211c;
    position: relative;
    overflow: hidden;
  }

  .phone-screen img {
    width: 100%;
    height: 100%;
    object-fit: cover;
  }

  .phone-screen::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(26, 22, 20, 0) 55%, rgba(26, 22, 20, 0.72) 100%);
  }

  .phone-screen .play-center {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 52px;
    height: 52px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.9);
    color: var(--ink);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2;
  }

  .phone-caption {
    position: absolute;
    bottom: 16px;
    left: 16px;
    right: 16px;
    z-index: 2;
    color: #fff;
    font-weight: 700;
    font-size: 14px;
  }

  /* Hot video strip ================================== */
  .video-section {
    background: var(--paper-deep);
    border-radius: 48px 48px 0 0;
    margin-top: -18px;
    padding-top: 76px;
  }

  .video-strip {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 258px));
    gap: 24px;
  }

  .video-card {
    background: #fff;
    border-radius: 20px;
    padding: 10px 10px 16px;
    box-shadow: var(--shadow-sm);
    transition: transform 0.22s ease, box-shadow 0.22s ease;
  }

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

  .video-thumb {
    aspect-ratio: 3 / 4;
    border-radius: 14px;
    overflow: hidden;
    position: relative;
    background: var(--paper-deep);
  }

  .video-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
  }

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

  .video-thumb::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(26, 22, 20, 0) 50%, rgba(26, 22, 20, 0.62) 100%);
    pointer-events: none;
  }

  .duration {
    position: absolute;
    right: 8px;
    bottom: 24px;
    z-index: 2;
    background: rgba(26, 22, 20, 0.72);
    color: #fff;
    font-size: 12px;
    font-weight: 600;
    padding: 3px 7px;
    border-radius: 8px;
  }

  .play-btn {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    width: 40px;
    height: 40px;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.9);
    color: var(--ink);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2;
    transition: transform 0.2s ease, background 0.2s ease;
  }

  .video-card:hover .play-btn {
    transform: translate(-50%, -50%) scale(1.08);
    background: var(--brand);
    color: #fff;
  }

  .video-info {
    padding: 12px 2px 0;
  }

  .video-title-line {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 8px;
  }

  .video-title-line h3 {
    font-size: 16px;
    line-height: 1.4;
  }

  .hot-tag {
    flex-shrink: 0;
    background: rgba(245, 190, 63, 0.18);
    color: #6f4d03;
    font-size: 12px;
    font-weight: 700;
    padding: 3px 8px;
    border-radius: 999px;
    white-space: nowrap;
  }

  .video-info p {
    color: var(--text-muted);
    font-size: 13px;
    margin-top: 4px;
    line-height: 1.5;
  }

  /* Plant / ranking =================================== */
  .plant-section {
    padding-top: 72px;
    padding-bottom: 72px;
    background: var(--paper);
  }

  .plant-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 350px;
    gap: 28px;
    align-items: start;
  }

  .plant-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
  }

  .plant-item {
    display: flex;
    align-items: center;
    gap: 16px;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 16px;
    padding: 14px 16px;
    box-shadow: 0 6px 16px rgba(26, 22, 20, 0.04);
    transition: background 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
  }

  .plant-item:hover {
    background: #fff8f4;
    box-shadow: var(--shadow-sm);
    transform: translateY(-2px);
  }

  .plant-num {
    width: 38px;
    height: 38px;
    border-radius: 12px;
    background: var(--ink);
    color: var(--gold);
    font-weight: 800;
    font-size: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
  }

  .plant-thumb {
    width: 96px;
    height: 70px;
    border-radius: 12px;
    overflow: hidden;
    flex-shrink: 0;
    background: var(--paper-deep);
  }

  .plant-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
  }

  .plant-detail {
    min-width: 0;
    flex: 1;
  }

  .plant-type {
    display: inline-block;
    color: var(--brand-dark);
    background: rgba(240, 90, 44, 0.08);
    border-radius: 999px;
    font-size: 12px;
    font-weight: 700;
    padding: 2px 10px;
    margin-bottom: 6px;
  }

  .plant-detail h3 {
    font-size: 16px;
    line-height: 1.4;
  }

  .plant-detail p {
    font-size: 13px;
    color: var(--text-muted);
    margin-top: 4px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .plant-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
    color: var(--brand-dark);
    background: transparent;
    border: 1px solid transparent;
    font-weight: 700;
    font-size: 14px;
    padding: 8px 4px;
    border-radius: 12px;
    min-height: 44px;
    flex-shrink: 0;
    transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
  }

  .plant-link:hover {
    background: rgba(240, 90, 44, 0.08);
    color: var(--brand-dark);
    border-color: rgba(240, 90, 44, 0.24);
  }

  .plant-note {
    background: var(--ink);
    color: rgba(255, 255, 255, 0.82);
    border-radius: 24px;
    padding: 28px 26px;
    box-shadow: 0 20px 46px rgba(26, 22, 20, 0.18);
    position: sticky;
    top: 100px;
  }

  .plant-note h3 {
    color: #fff;
    font-size: 21px;
    line-height: 1.4;
    letter-spacing: -0.02em;
  }

  .plant-note p {
    margin-top: 12px;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.72);
    line-height: 1.8;
  }

  .note-list {
    margin-top: 18px;
    display: flex;
    flex-direction: column;
    gap: 10px;
  }

  .note-list li {
    display: flex;
    gap: 10px;
    font-size: 14px;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.9);
  }

  .note-list li::before {
    content: "";
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--gold);
    flex-shrink: 0;
    margin-top: 9px;
  }

  .plant-note .note-actions {
    margin-top: 24px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    align-items: flex-start;
  }

  .note-actions .btn-primary {
    width: 100%;
  }

  /* Comments ========================================== */
  .comments-section {
    background: var(--paper-deep);
    padding: 72px 0;
  }

  .comment-track {
    display: grid;
    grid-auto-flow: column;
    grid-auto-columns: minmax(270px, 340px);
    gap: 20px;
    overflow-x: auto;
    padding-bottom: 8px;
  }

  .comment-card {
    background: #fff;
    border-radius: 18px;
    padding: 20px 22px;
    box-shadow: var(--shadow-sm);
    transition: transform 0.22s ease, box-shadow 0.22s ease;
  }

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

  .comment-head {
    display: flex;
    align-items: center;
    gap: 12px;
  }

  .comment-avatar {
    width: 44px;
    height: 44px;
    border-radius: 14px;
    font-weight: 800;
    font-size: 16px;
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
  }

  .comment-name {
    font-weight: 700;
    color: var(--ink);
    font-size: 15px;
  }

  .stars {
    color: var(--gold);
    font-size: 13px;
    letter-spacing: 1px;
  }

  .comment-card p {
    margin-top: 12px;
    font-size: 14px;
    line-height: 1.75;
  }

  .source-chip {
    display: inline-block;
    margin-top: 14px;
    background: rgba(240, 90, 44, 0.08);
    color: var(--brand-dark);
    font-size: 12px;
    font-weight: 700;
    padding: 4px 10px;
    border-radius: 999px;
  }

  /* CTA band ========================================== */
  .cta-band {
    background:
      linear-gradient(100deg, rgba(26, 22, 20, 0.96) 0%, rgba(26, 22, 20, 0.82) 100%),
      url('/assets/images/backpic/back-3.webp') center / cover no-repeat;
    color: #fff;
    padding: 84px 0;
  }

  .cta-flex {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
  }

  .cta-kicker {
    display: inline-flex;
    align-items: center;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.14);
    color: var(--gold);
    font-size: 13px;
    font-weight: 700;
    padding: 5px 12px;
    border-radius: 999px;
  }

  .cta-band h2 {
    color: #fff;
    font-size: clamp(28px, 4vw, 40px);
    letter-spacing: -0.02em;
    margin-top: 14px;
  }

  .cta-band p {
    margin-top: 14px;
    color: rgba(255, 255, 255, 0.74);
    max-width: 560px;
  }

  .cta-actions {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
    margin-top: 26px;
  }

  /* News CMS area ===================================== */
  .news-section {
    padding: 76px 0;
  }

  .news-section .news-intro {
    margin-top: -20px;
    margin-bottom: 28px;
    color: var(--text-muted);
    font-size: 15px;
    max-width: 720px;
  }

  .cms-list-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
  }

  .news-card {
    background: #fff;
    border-radius: 18px;
    padding: 22px;
    border: 1px solid var(--line);
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
  }

  .news-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: rgba(240, 90, 44, 0.26);
  }

  .news-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    margin-bottom: 10px;
  }

  .cate-pill {
    background: rgba(245, 190, 63, 0.2);
    color: #6f4d03;
    font-size: 12px;
    font-weight: 700;
    padding: 3px 10px;
    border-radius: 999px;
  }

  .news-top time {
    color: var(--text-muted);
    font-size: 13px;
  }

  .news-card h3 {
    font-size: 18px;
    line-height: 1.5;
  }

  .news-card h3 a {
    color: inherit;
    transition: color 0.18s ease;
  }

  .news-card h3 a:hover {
    color: var(--brand);
  }

  .news-card > p {
    color: var(--text-muted);
    font-size: 14px;
    line-height: 1.75;
    margin-top: 8px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }

  .read-more {
    margin-top: auto;
    padding-top: 16px;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--brand-dark);
    font-weight: 700;
    font-size: 14px;
    min-height: 44px;
    transition: color 0.2s ease;
  }

  .read-more:hover {
    color: var(--brand);
  }

  .read-more span {
    font-size: 17px;
    line-height: 1;
    transition: transform 0.2s ease;
  }

  .read-more:hover span {
    transform: translateX(4px);
  }

  .cms-empty {
    grid-column: 1 / -1;
    background: #fff;
    border: 1px dashed #d9cdbf;
    color: var(--text-muted);
    border-radius: 18px;
    padding: 56px 22px;
    text-align: center;
    font-size: 15px;
  }

  /* FAQ ============================================== */
  .faq-section {
    background: var(--paper-deep);
    padding: 76px 0;
  }

  .faq-layout {
    display: grid;
    grid-template-columns: 320px minmax(0, 1fr);
    gap: 44px;
    align-items: start;
  }

  .faq-intro h2 {
    font-size: clamp(28px, 3vw, 36px);
    line-height: 1.3;
  }

  .faq-intro p {
    color: var(--text-muted);
    margin-top: 14px;
    font-size: 15px;
  }

  .faq-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
  }

  .faq-item {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 16px;
    overflow: hidden;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
  }

  .faq-item[open] {
    border-color: rgba(240, 90, 44, 0.28);
    box-shadow: var(--shadow-sm);
  }

  .faq-item summary {
    cursor: pointer;
    list-style: none;
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 16px 18px;
    font-weight: 700;
    color: var(--ink);
    font-size: 15px;
    min-height: 56px;
    transition: color 0.18s ease;
  }

  .faq-item summary::-webkit-details-marker {
    display: none;
  }

  .faq-item summary::before {
    content: "Q";
    width: 28px;
    height: 28px;
    border-radius: 9px;
    background: rgba(240, 90, 44, 0.1);
    color: var(--brand-dark);
    font-size: 13px;
    font-weight: 800;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
  }

  .faq-item summary::after {
    content: "+";
    margin-left: auto;
    font-size: 22px;
    color: var(--text-muted);
    line-height: 1;
    font-weight: 400;
    transition: transform 0.2s ease, color 0.2s ease;
  }

  .faq-item[open] summary::after {
    transform: rotate(45deg);
    color: var(--brand);
  }

  .faq-item .faq-answer {
    padding: 0 18px 18px 60px;
    color: var(--text-muted);
    font-size: 14px;
    line-height: 1.8;
  }

  .faq-item .faq-answer p + p {
    margin-top: 8px;
  }

  /* Final small CTA ==================================== */
  .end-cta {
    padding: 64px 0;
    background: var(--paper);
  }

  .end-cta-card {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 28px;
    padding: 38px 40px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    flex-wrap: wrap;
    box-shadow: var(--shadow-sm);
  }

  .end-cta-card h2 {
    font-size: clamp(22px, 3vw, 30px);
    letter-spacing: -0.02em;
  }

  .end-cta-card p {
    color: var(--text-muted);
    margin-top: 4px;
  }

  /* Footer =========================================== */
  .site-footer {
    background: var(--ink);
    color: rgba(255, 255, 255, 0.7);
  }

  .footer-top {
    display: grid;
    grid-template-columns: minmax(240px, 0.9fr) 2fr;
    gap: 60px;
    padding: 60px 32px 48px;
    max-width: 1200px;
    margin: 0 auto;
  }

  .footer-brand .brand {
    font-size: 17px;
    color: #fff;
  }

  .footer-brand p {
    margin-top: 18px;
    font-size: 14px;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.58);
    max-width: 320px;
  }

  .footer-cols {
    display: grid;
    grid-template-columns: repeat(3, minmax(120px, 1fr));
    gap: 32px;
  }

  .footer-cols h4 {
    color: #fff;
    font-size: 14px;
    margin-bottom: 12px;
    letter-spacing: 0.02em;
  }

  .footer-cols a {
    display: block;
    color: rgba(255, 255, 255, 0.62);
    font-size: 14px;
    padding: 5px 0;
    min-height: 32px;
    line-height: 1.6;
    transition: color 0.18s ease;
  }

  .footer-cols a:hover {
    color: var(--brand);
  }

  .footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 18px 32px;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.42);
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
  }

  /* Responsive ========================================= */
  @media (max-width: 1023px) {
    .header-row {
      flex-wrap: wrap;
      min-height: auto;
      padding: 10px 16px 0;
      gap: 8px 12px;
    }

    .brand {
      order: 1;
    }

    .header-cta {
      order: 2;
      margin-left: auto;
    }

    .main-nav {
      order: 3;
      width: 100%;
      display: flex;
      flex-wrap: nowrap;
      overflow-x: auto;
      padding: 4px 0 12px;
      gap: 8px;
    }

    .nav-chip {
      flex-shrink: 0;
    }

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

    .hero-visual {
      justify-content: center;
    }

    .phone-frame {
      width: 240px;
      transform: rotate(1deg);
    }

    .video-strip {
      grid-template-columns: repeat(4, 210px);
      overflow-x: auto;
      padding-bottom: 8px;
    }

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

    .plant-note {
      position: static;
    }

    .faq-layout {
      grid-template-columns: 1fr;
      gap: 24px;
    }
  }

  @media (max-width: 767px) {
    .u-container {
      padding-left: 16px;
      padding-right: 16px;
    }

    .section {
      padding-top: 48px;
      padding-bottom: 48px;
    }

    .brand {
      font-size: 16px;
    }

    .section-head {
      flex-direction: column;
      align-items: flex-start;
      gap: 12px;
    }

    .hero-area {
      padding: 36px 0 48px;
    }

    .hero-copy h1 {
      font-size: 34px;
    }

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

    .cta-band {
      padding: 54px 0;
    }

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

    .footer-top {
      grid-template-columns: 1fr;
      gap: 28px;
      padding: 44px 16px 32px;
    }

    .footer-cols {
      grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .footer-bottom {
      padding-left: 16px;
      padding-right: 16px;
    }

    .end-cta-card {
      padding: 24px;
    }

    .plant-item {
      flex-wrap: wrap;
    }

    .plant-thumb {
      width: 84px;
    }
  }

  @media (max-width: 480px) {
    .video-strip {
      grid-auto-columns: 190px;
      grid-auto-flow: column;
      grid-template-columns: none;
    }

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

    .hero-actions .btn-primary,
    .hero-actions .btn-link {
      justify-content: center;
    }

    .phone-frame {
      width: 178px;
    }
  }

/* roulang page: category1 */
:root {
    --brand: #F05A2C;
    --brand-deep: #C73F1A;
    --gold: #F5BE3F;
    --teal: #0E8A7D;
    --ink: #1A1614;
    --paper: #FAF5EE;
    --body: #3D3631;
    --mut: #8A7C72;
    --line: #E9DFD3;
    --radius: 16px;
    --radius-lg: 20px;
    --shadow-card: 0 10px 24px rgba(26, 22, 20, 0.08);
    --shadow-lift: 0 18px 36px rgba(26, 22, 20, 0.14);
  }

  * {
    box-sizing: border-box;
  }

  html {
    scroll-behavior: smooth;
  }

  body {
    margin: 0;
    font-family: 'PingFang SC', 'HarmonicOS Sans', 'Microsoft YaHei', -apple-system, 'Segoe UI', Roboto, sans-serif;
    background: var(--paper);
    color: var(--body);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
  }

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

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

  .container {
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
    padding-left: 32px;
    padding-right: 32px;
  }

  .site-header {
    background: var(--ink);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    position: relative;
    z-index: 50;
  }

  .header-row {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 32px;
    display: flex;
    align-items: center;
    gap: 24px;
    min-height: 72px;
    position: relative;
  }

  .brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-weight: 800;
    font-size: 17px;
    color: #FAF5EE;
    white-space: nowrap;
    min-height: 44px;
  }

  .brand-mark {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 34px;
    height: 34px;
    border-radius: 10px;
    background: rgba(240, 90, 44, 0.14);
    color: var(--brand);
  }

  .main-nav {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-left: auto;
    overflow-x: auto;
    scrollbar-width: none;
    -ms-overflow-style: none;
    scroll-behavior: smooth;
  }

  .main-nav::-webkit-scrollbar {
    display: none;
  }

  .nav-chip {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 40px;
    padding: 0 16px;
    border-radius: 999px;
    font-size: 14px;
    font-weight: 600;
    color: rgba(250, 245, 238, 0.78);
    white-space: nowrap;
    border: 1px solid transparent;
    transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
  }

  .nav-chip:hover,
  .nav-chip:focus-visible {
    background: rgba(250, 245, 238, 0.1);
    color: #FAF5EE;
    outline: none;
  }

  .nav-chip.active {
    background: var(--brand);
    color: #fff;
    border-color: var(--brand);
  }

  .nav-chip.active:hover {
    background: var(--brand-deep);
    color: #fff;
  }

  .header-cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--brand);
    color: #fff;
    font-size: 14px;
    font-weight: 700;
    border-radius: 999px;
    padding: 10px 20px;
    min-height: 44px;
    border: 1px solid var(--brand);
    transition: background 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
    box-shadow: 0 6px 18px rgba(240, 90, 44, 0.28);
  }

  .header-cta:hover {
    background: var(--brand-deep);
    border-color: var(--brand-deep);
    transform: translateY(-2px);
  }

  .header-cta:active {
    transform: translateY(0);
  }

  .btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--brand);
    color: #fff;
    font-size: 15px;
    font-weight: 700;
    border-radius: 999px;
    padding: 12px 22px;
    min-height: 44px;
    border: 1px solid var(--brand);
    transition: background 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
    box-shadow: 0 8px 20px rgba(240, 90, 44, 0.2);
  }

  .btn-primary:hover {
    background: var(--brand-deep);
    border-color: var(--brand-deep);
    transform: translateY(-2px);
    box-shadow: 0 12px 26px rgba(240, 90, 44, 0.3);
  }

  .btn-primary:active {
    transform: translateY(0);
  }

  .btn-outline {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    color: var(--ink);
    font-size: 15px;
    font-weight: 700;
    border-radius: 999px;
    padding: 12px 22px;
    min-height: 44px;
    border: 1px solid var(--ink);
    transition: border-color 0.2s ease, color 0.2s ease, background 0.2s ease;
  }

  .btn-outline:hover {
    border-color: var(--brand);
    color: var(--brand);
  }

  .btn-light-outline {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    color: #FAF5EE;
    font-size: 15px;
    font-weight: 700;
    border-radius: 999px;
    padding: 12px 22px;
    min-height: 44px;
    border: 1px solid rgba(250, 245, 238, 0.7);
    transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
  }

  .btn-light-outline:hover {
    background: #FAF5EE;
    color: var(--ink);
    border-color: #FAF5EE;
  }

  .page-hero {
    position: relative;
    overflow: hidden;
    color: #FAF5EE;
    background-color: var(--ink);
    background-image: linear-gradient(100deg, rgba(26, 22, 20, 0.96) 20%, rgba(26, 22, 20, 0.72) 70%, rgba(26, 22, 20, 0.56)), url('/assets/images/backpic/back-1.png');
    background-size: cover;
    background-position: center;
    padding: 84px 0;
  }

  .eyebrow-tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    font-weight: 700;
    color: #F5BE3F;
    background: rgba(245, 190, 63, 0.12);
    border: 1px solid rgba(245, 190, 63, 0.28);
    border-radius: 999px;
    padding: 6px 14px;
    letter-spacing: 0.02em;
  }

  .h1-title {
    font-size: 48px;
    line-height: 1.15;
    font-weight: 900;
    letter-spacing: -0.02em;
    color: #fff;
    margin: 18px 0 16px;
  }

  .hero-lead {
    max-width: 620px;
    color: rgba(250, 245, 238, 0.82);
    font-size: 16px;
    line-height: 1.8;
    margin-bottom: 28px;
  }

  .hero-stat {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    font-weight: 600;
    color: rgba(250, 245, 238, 0.7);
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 999px;
    padding: 8px 14px;
  }

  .chip-scroll {
    display: flex;
    gap: 10px;
    overflow-x: auto;
    scrollbar-width: none;
    -ms-overflow-style: none;
    padding: 2px;
  }

  .chip-scroll::-webkit-scrollbar {
    display: none;
  }

  .filter-chip {
    display: inline-flex;
    align-items: center;
    white-space: nowrap;
    background: #fff;
    border: 1px solid var(--line);
    color: var(--body);
    border-radius: 999px;
    padding: 9px 18px;
    font-size: 14px;
    font-weight: 600;
    transition: border-color 0.2s, color 0.2s, background 0.2s, transform 0.2s;
    cursor: pointer;
  }

  .filter-chip:hover {
    border-color: var(--brand);
    color: var(--brand);
    transform: translateY(-1px);
  }

  .filter-chip.is-hot {
    background: var(--brand);
    border-color: var(--brand);
    color: #fff;
  }

  .bento-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
  }

  @media (min-width: 1024px) {
    .bento-grid {
      grid-template-columns: repeat(12, 1fr);
      grid-auto-rows: 250px;
    }

    .bento-featured {
      grid-column: span 7;
      grid-row: span 2;
    }

    .bento-wide {
      grid-column: span 5;
      grid-row: span 1;
    }

    .bento-tall {
      grid-column: span 5;
      grid-row: span 1;
    }

    .bento-standard {
      grid-column: span 4;
      grid-row: span 1;
    }

    .bento-small {
      grid-column: span 3;
      grid-row: span 1;
    }
  }

  .bento-card {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: #fff;
    box-shadow: var(--shadow-card);
    min-height: 220px;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
  }

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

  .bento-card img,
  .bento-card .bg-layer {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 0;
  }

  .bento-card .card-mask {
    position: absolute;
    inset: 0;
    z-index: 1;
    background: linear-gradient(to top, rgba(26, 22, 20, 0.94) 0%, rgba(26, 22, 20, 0.52) 42%, rgba(26, 22, 20, 0.08) 100%);
  }

  .bento-card .card-content {
    position: relative;
    z-index: 2;
    padding: 22px;
    color: #fff;
  }

  .bento-card .card-topline {
    position: relative;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 18px 0;
  }

  .bento-card .tag-chip {
    display: inline-flex;
    align-items: center;
    background: rgba(255, 255, 255, 0.14);
    backdrop-filter: blur(6px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: #fff;
    border-radius: 999px;
    padding: 5px 12px;
    font-size: 12px;
    font-weight: 700;
    gap: 6px;
  }

  .hot-badge {
    background: var(--brand);
    color: #fff;
    border-radius: 999px;
    padding: 4px 10px;
    font-size: 12px;
    font-weight: 800;
    display: inline-flex;
    align-items: center;
    gap: 4px;
  }

  .card-title {
    font-size: 21px;
    font-weight: 800;
    line-height: 1.35;
    margin-bottom: 6px;
  }

  .card-text {
    color: rgba(255, 255, 255, 0.8);
    font-size: 14px;
    max-width: 42em;
    line-height: 1.7;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }

  .play-btn {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--brand);
    color: #fff;
    border: none;
    box-shadow: 0 6px 16px rgba(240, 90, 44, 0.4);
    transition: transform 0.2s, background 0.2s;
    flex: none;
  }

  .play-btn:hover {
    background: var(--brand-deep);
    transform: scale(1.08);
  }

  .rank-panel {
    background: #fff;
    border-radius: 22px;
    box-shadow: var(--shadow-card);
    overflow: hidden;
  }

  .rank-row {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px 20px;
    border-bottom: 1px solid rgba(233, 223, 211, 0.6);
    transition: background 0.2s ease;
  }

  .rank-row:last-child {
    border-bottom: 0;
  }

  .rank-row:hover {
    background: rgba(240, 90, 44, 0.05);
  }

  .rank-num {
    width: 30px;
    text-align: center;
    font-size: 18px;
    font-weight: 900;
    color: var(--mut);
    flex: none;
  }

  .rank-num.top {
    color: var(--brand);
  }

  .rank-thumb {
    width: 64px;
    height: 64px;
    border-radius: 14px;
    object-fit: cover;
    background: #E9DFD3;
    flex: none;
  }

  .rank-main {
    flex: 1;
    min-width: 0;
  }

  .rank-name {
    font-size: 15px;
    font-weight: 800;
    color: var(--ink);
    margin-bottom: 2px;
  }

  .rank-meta {
    font-size: 12px;
    color: var(--mut);
    display: flex;
    gap: 8px;
    align-items: center;
    flex-wrap: wrap;
  }

  .rank-bar {
    height: 6px;
    background: #F0E8DE;
    border-radius: 99px;
    width: 100%;
    max-width: 220px;
    margin-top: 6px;
    overflow: hidden;
  }

  .rank-bar > i {
    display: block;
    height: 100%;
    background: linear-gradient(90deg, var(--brand), var(--gold));
    border-radius: 99px;
  }

  .upcoming-card {
    flex: 0 0 220px;
    background: #fff;
    border-radius: 18px;
    overflow: hidden;
    box-shadow: var(--shadow-card);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
  }

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

  .upcoming-date {
    position: absolute;
    left: 12px;
    top: 12px;
    background: rgba(26, 22, 20, 0.7);
    backdrop-filter: blur(6px);
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 12px;
    font-size: 12px;
    font-weight: 800;
    padding: 6px 10px;
    line-height: 1.3;
    text-align: center;
  }

  .steps {
    display: grid;
    grid-template-columns: 1fr;
    gap: 18px;
  }

  @media (min-width: 768px) {
    .steps {
      grid-template-columns: repeat(3, 1fr);
    }
  }

  .step-item {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 18px;
    padding: 26px;
    position: relative;
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
  }

  .step-item:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-card);
    border-color: rgba(240, 90, 44, 0.35);
  }

  .step-icon {
    width: 46px;
    height: 46px;
    border-radius: 14px;
    background: rgba(240, 90, 44, 0.1);
    color: var(--brand);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 18px;
  }

  .faq-item {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 16px;
    padding: 0;
    overflow: hidden;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
  }

  .faq-item:hover {
    border-color: rgba(240, 90, 44, 0.3);
    box-shadow: var(--shadow-card);
  }

  .faq-item summary {
    list-style: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 18px 22px;
    font-size: 16px;
    font-weight: 700;
    color: var(--ink);
    min-height: 44px;
    transition: color 0.2s;
  }

  .faq-item summary::-webkit-details-marker {
    display: none;
  }

  .faq-item summary::after {
    content: "+";
    font-size: 24px;
    font-weight: 400;
    line-height: 1;
    color: var(--mut);
    transition: transform 0.2s ease, color 0.2s ease;
    flex: none;
  }

  .faq-item[open] summary::after {
    transform: rotate(45deg);
    color: var(--brand);
  }

  .faq-panel {
    padding: 0 22px 20px;
    color: var(--body);
    font-size: 14px;
    line-height: 1.8;
    border-top: 1px dashed var(--line);
    padding-top: 14px;
  }

  .site-footer {
    background: var(--ink);
    color: rgba(250, 245, 238, 0.72);
    margin-top: 88px;
  }

  .footer-top {
    max-width: 1200px;
    margin: 0 auto;
    padding: 56px 32px 40px;
    display: grid;
    grid-template-columns: 1fr;
    gap: 32px;
  }

  @media (min-width: 768px) {
    .footer-top {
      grid-template-columns: 1.3fr 1fr 1fr 0.9fr;
    }
  }

  .footer-brand p {
    font-size: 14px;
    line-height: 1.8;
    margin-top: 16px;
    max-width: 320px;
  }

  .footer-cols h4 {
    color: #FAF5EE;
    font-size: 15px;
    font-weight: 700;
    margin: 0 0 14px;
  }

  .footer-cols a {
    display: block;
    font-size: 13px;
    line-height: 2.6;
    color: rgba(250, 245, 238, 0.6);
    transition: color 0.2s ease;
  }

  .footer-cols a:hover {
    color: var(--brand);
  }

  .footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding: 20px 32px;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 8px;
    max-width: 1200px;
    margin: 0 auto;
    font-size: 12px;
    color: rgba(250, 245, 238, 0.42);
  }

  .section-heading {
    font-size: 32px;
    font-weight: 800;
    line-height: 1.3;
    color: var(--ink);
    letter-spacing: -0.02em;
    margin: 0 0 8px;
  }

  .section-sub {
    color: var(--mut);
    font-size: 15px;
    line-height: 1.7;
    max-width: 640px;
  }

  ::selection {
    background: rgba(240, 90, 44, 0.25);
  }

  a:focus-visible,
  button:focus-visible,
  summary:focus-visible {
    outline: 2px solid var(--brand-deep);
    outline-offset: 3px;
  }

  @media (max-width: 1023px) {
    .header-row {
      flex-wrap: wrap;
      padding: 12px 16px 0;
      row-gap: 10px;
    }

    .header-row .brand {
      flex: 1;
    }

    .main-nav {
      width: 100%;
      order: 3;
      margin-left: calc(-16px);
      margin-right: calc(-16px);
      padding: 0 16px;
    }

    .container {
      padding-left: 20px;
      padding-right: 20px;
    }
  }

  @media (max-width: 767px) {
    .h1-title {
      font-size: 36px;
    }

    .page-hero {
      padding: 54px 0;
    }

    .section-heading {
      font-size: 26px;
    }

    .footer-bottom {
      flex-direction: column;
    }

    .footer-top {
      grid-template-columns: 1fr 1fr;
      padding: 40px 20px 28px;
    }

    .footer-brand {
      grid-column: 1 / -1;
    }
  }

  @media (max-width: 520px) {
    .footer-top {
      grid-template-columns: 1fr;
    }

    .footer-brand {
      grid-column: auto;
    }

    .upcoming-card {
      flex-basis: 190px;
    }
  }

/* roulang page: article */
:root {
  --primary: #F05A2C;
  --primary-dark: #C73F1A;
  --accent: #F5BE3F;
  --teal: #0E8A7D;
  --ink: #1A1614;
  --paper: #FAF5EE;
  --text: #3D3631;
  --muted: #8A7C72;
  --line: #E9DFD3;
  --card: #ffffff;
  --radius: 16px;
  --radius-lg: 20px;
  --radius-full: 999px;
  --shadow: 0 10px 24px rgba(26, 22, 20, 0.08);
  --shadow-hover: 0 18px 36px rgba(26, 22, 20, 0.14);
  --font-stack: "PingFang SC", "HarmonicOS Sans", "Microsoft YaHei", -apple-system, "Segoe UI", Roboto, sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-stack);
  background: var(--paper);
  color: var(--text);
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

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

button,
input,
summary {
  font: inherit;
}

:focus-visible {
  outline: 2px solid var(--primary-dark);
  outline-offset: 3px;
  border-radius: 8px;
}

.container {
  max-width: 1200px;
  margin-inline: auto;
  padding-inline: 32px;
}

@media (max-width: 640px) {
  .container {
    padding-inline: 16px;
  }
}

.site-header {
  background: var(--ink);
  color: #FAF5EE;
  position: sticky;
  top: 0;
  z-index: 60;
  box-shadow: 0 4px 18px rgba(26, 22, 20, 0.2);
}

.header-row {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px 32px;
  flex-wrap: nowrap;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 19px;
  font-weight: 800;
  color: #FAF5EE;
  white-space: nowrap;
}

.brand-mark {
  display: inline-flex;
  color: var(--primary);
  flex: 0 0 auto;
}

.header-cta {
  order: 3;
  flex: 0 0 auto;
  margin-left: auto;
}

.main-nav {
  order: 2;
  flex: 1 1 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  overflow-x: auto;
  scrollbar-width: none;
  min-width: 0;
}

.main-nav::-webkit-scrollbar {
  display: none;
}

.nav-chip {
  display: inline-flex;
  align-items: center;
  white-space: nowrap;
  font-size: 14px;
  font-weight: 600;
  color: rgba(250, 245, 238, 0.84);
  border: 1px solid rgba(250, 245, 238, 0.16);
  background: transparent;
  border-radius: var(--radius-full);
  padding: 8px 14px;
  min-height: 38px;
  transition: all 0.2s ease;
}

.nav-chip:hover {
  color: #ffffff;
  border-color: rgba(250, 245, 238, 0.55);
  background: rgba(250, 245, 238, 0.08);
}

.nav-chip.active {
  background: var(--primary);
  border-color: var(--primary);
  color: #ffffff;
}

@media (max-width: 1023px) {
  .header-row {
    flex-wrap: wrap;
    padding: 10px 16px;
    row-gap: 6px;
  }

  .main-nav {
    order: 3;
    flex: none;
    width: 100%;
    justify-content: flex-start;
    padding: 4px 0;
  }

  .header-cta {
    margin-left: auto;
  }

  .brand {
    font-size: 17px;
  }
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  background: var(--primary);
  color: #ffffff;
  font-weight: 700;
  font-size: 15px;
  padding: 12px 22px;
  border-radius: var(--radius-full);
  min-height: 44px;
  box-shadow: 0 6px 16px rgba(240, 90, 44, 0.3);
  transition: all 0.2s ease;
}

.btn-primary:hover {
  background: var(--primary-dark);
  color: #ffffff;
  transform: translateY(-2px);
  box-shadow: 0 12px 24px rgba(240, 90, 44, 0.38);
}

.btn-primary:active {
  transform: translateY(0);
  box-shadow: 0 3px 12px rgba(240, 90, 44, 0.25);
}

.btn-sm {
  padding: 8px 16px;
  font-size: 14px;
  min-height: 38px;
}

.btn-outline-light {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  background: transparent;
  border: 1px solid rgba(250, 245, 238, 0.7);
  color: #FAF5EE;
  font-weight: 700;
  font-size: 15px;
  padding: 11px 20px;
  border-radius: var(--radius-full);
  min-height: 44px;
  transition: all 0.2s ease;
}

.btn-outline-light:hover {
  background: #FAF5EE;
  color: var(--ink);
  border-color: #FAF5EE;
}

.article-breadcrumb {
  background: #ffffff;
  border-bottom: 1px solid var(--line);
  padding: 14px 0;
}

.crumbs {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--muted);
  flex-wrap: wrap;
}

.crumbs a {
  display: inline-flex;
  color: var(--muted);
  transition: color 0.2s ease;
}

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

.crumbs .sep {
  color: #C9BCAE;
  pointer-events: none;
}

.crumbs .current {
  color: var(--text);
  max-width: 320px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

@media (max-width: 640px) {
  .crumbs {
    font-size: 12px;
  }

  .crumbs .current {
    max-width: 210px;
  }
}

.article-stage {
  position: relative;
  padding: 48px 16px 72px;
}

.article-stage::before {
  content: "";
  position: absolute;
  top: 40px;
  right: -90px;
  width: 240px;
  height: 240px;
  background: radial-gradient(circle, rgba(240, 90, 44, 0.12), transparent 70%);
  pointer-events: none;
}

.article-panel {
  max-width: 760px;
  margin: 0 auto;
  background: #ffffff;
  border-radius: 28px;
  padding: 44px 48px 36px;
  box-shadow: var(--shadow);
  border: 1px solid #F1E7DC;
}

.article-cat-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--accent);
  color: var(--ink);
  font-weight: 700;
  font-size: 13px;
  padding: 6px 14px;
  border-radius: var(--radius-full);
}

.article-title {
  font-size: 40px;
  line-height: 1.15;
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--ink);
  margin: 18px 0 16px;
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 22px;
  color: var(--muted);
  font-size: 14px;
  border-top: 1px dashed var(--line);
  border-bottom: 1px dashed var(--line);
  padding: 12px 0;
  margin-bottom: 28px;
}

.meta-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.meta-item svg {
  width: 16px;
  height: 16px;
  color: var(--primary);
}

@media (max-width: 640px) {
  .article-panel {
    padding: 28px 20px 24px;
    border-radius: 20px;
  }

  .article-cat-chip {
    font-size: 12px;
  }

  .article-title {
    font-size: 29px;
  }

  .article-meta {
    gap: 6px 14px;
    font-size: 13px;
  }
}

.rich-content {
  color: var(--text);
  font-size: 16.5px;
  line-height: 1.85;
  word-break: break-word;
}

.rich-content p {
  margin: 0 0 1.25em;
}

.rich-content h2 {
  font-size: 28px;
  font-weight: 800;
  color: var(--ink);
  margin: 2em 0 0.8em;
  letter-spacing: -0.01em;
  position: relative;
  padding-left: 14px;
}

.rich-content h2::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 5px;
  height: 1.1em;
  background: var(--primary);
  border-radius: 999px;
}

.rich-content h3 {
  font-size: 21px;
  font-weight: 800;
  color: var(--ink);
  margin: 1.8em 0 0.7em;
}

.rich-content a {
  color: var(--primary-dark);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.rich-content img {
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  margin: 1.6em 0;
  height: auto;
}

.rich-content ul,
.rich-content ol {
  padding-left: 1.25em;
  margin: 0 0 1.4em;
}

.rich-content ul li {
  list-style: disc;
  margin-bottom: 0.4em;
}

.rich-content ol li {
  list-style: decimal;
  margin-bottom: 0.4em;
}

.rich-content blockquote {
  margin: 1.6em 0;
  background: #FFF4EB;
  border-left: 4px solid var(--primary);
  padding: 14px 20px;
  border-radius: 6px 14px 14px 6px;
  color: var(--text);
}

.rich-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.6em 0;
  font-size: 15px;
}

.rich-content th,
.rich-content td {
  border: 1px solid var(--line);
  padding: 10px 12px;
  text-align: left;
}

.rich-content th {
  background: #F4EBE0;
  color: var(--ink);
}

.rich-content code {
  background: #FFF0E7;
  color: var(--primary-dark);
  border-radius: 6px;
  padding: 2px 6px;
  font-size: 0.95em;
}

.article-footer-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  border-top: 1px solid var(--line);
  margin-top: 2em;
  padding-top: 22px;
  flex-wrap: wrap;
}

.article-footer-bar .bar-note {
  color: var(--muted);
  font-size: 14px;
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--primary-dark);
  font-weight: 700;
  font-size: 14px;
  min-height: 44px;
  transition: color 0.2s ease;
}

.back-link:hover {
  color: var(--primary);
}

@media (max-width: 640px) {
  .rich-content {
    font-size: 15.5px;
    line-height: 1.8;
  }

  .rich-content h2 {
    font-size: 23px;
  }

  .rich-content h3 {
    font-size: 19px;
  }
}

.related-section {
  padding: 24px 0 56px;
}

.section-head {
  margin-bottom: 26px;
}

.section-head .eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 800;
  color: var(--primary);
  letter-spacing: 0.06em;
}

.section-head h2 {
  font-size: 30px;
  font-weight: 900;
  color: var(--ink);
  letter-spacing: -0.02em;
  margin: 6px 0 0;
}

.rel-card {
  background: #ffffff;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid #F1E7DC;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

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

.rel-thumb {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--paper);
}

.rel-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

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

.rel-card-body {
  padding: 18px 18px 20px;
}

.rel-card-body h3 {
  font-size: 17px;
  line-height: 1.4;
  font-weight: 800;
  color: var(--ink);
  margin: 0 0 8px;
}

.rel-card-body p {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.7;
  margin: 0;
}

.rel-chip {
  display: inline-flex;
  align-self: flex-start;
  margin-top: 14px;
  background: #FFF1E7;
  color: var(--primary-dark);
  font-size: 12px;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: var(--radius-full);
}

.cta-banner-wrap {
  padding: 16px 0 64px;
}

.cta-banner {
  position: relative;
  overflow: hidden;
  background: var(--ink);
  border-radius: 28px;
  color: #FAF5EE;
  padding: 48px 48px 44px;
  background-image: radial-gradient(circle at 75% 0%, rgba(240, 90, 44, 0.4), transparent 46%), radial-gradient(circle at 5% 90%, rgba(14, 138, 125, 0.22), transparent 38%);
}

.cta-banner::after {
  content: "";
  position: absolute;
  right: -60px;
  bottom: -100px;
  width: 260px;
  height: 260px;
  border: 32px solid rgba(240, 90, 44, 0.12);
  border-radius: 50%;
  pointer-events: none;
}

.cta-banner h2 {
  position: relative;
  z-index: 1;
  font-size: 30px;
  line-height: 1.25;
  font-weight: 900;
  margin: 0 0 12px;
  letter-spacing: -0.02em;
}

.cta-banner p {
  position: relative;
  z-index: 1;
  max-width: 720px;
  color: rgba(250, 245, 238, 0.78);
  font-size: 15px;
  line-height: 1.8;
  margin: 0 0 28px;
}

.cta-actions {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

@media (max-width: 640px) {
  .cta-banner {
    padding: 34px 22px 32px;
    border-radius: 20px;
  }

  .cta-banner h2 {
    font-size: 23px;
  }

  .cta-banner p {
    font-size: 14px;
  }
}

.faq-section {
  padding: 20px 0 72px;
}

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

.faq-section-head {
  text-align: center;
  margin-bottom: 32px;
}

.faq-section-head .eyebrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 800;
  color: var(--primary);
}

.faq-section-head h2 {
  font-size: 30px;
  font-weight: 900;
  color: var(--ink);
  letter-spacing: -0.02em;
  margin: 6px 0 0;
}

.faq-card {
  background: #ffffff;
  border: 1px solid #F1E7DC;
  border-radius: var(--radius);
  padding: 0;
  margin-bottom: 14px;
  box-shadow: 0 4px 16px rgba(26, 22, 20, 0.03);
  overflow: hidden;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.faq-card:hover {
  border-color: #F0C0A8;
  box-shadow: 0 10px 24px rgba(26, 22, 20, 0.08);
}

.faq-card summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  cursor: pointer;
  list-style: none;
  padding: 18px 22px;
  font-size: 16px;
  font-weight: 700;
  color: var(--ink);
  min-height: 44px;
  transition: color 0.2s ease;
}

.faq-card summary::-webkit-details-marker {
  display: none;
}

.faq-card summary:hover {
  color: var(--primary-dark);
}

.faq-icon {
  flex: 0 0 auto;
  width: 24px;
  height: 24px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: #FFF0E7;
  color: var(--primary);
  font-weight: 800;
  font-size: 16px;
  line-height: 1;
  transition: transform 0.2s ease, background 0.2s ease;
}

.faq-card[open] .faq-icon {
  transform: rotate(45deg);
  background: var(--primary);
  color: #ffffff;
}

.faq-answer {
  padding: 0 22px 20px;
  color: var(--text);
  font-size: 15px;
  line-height: 1.8;
}

.missing-section {
  padding: 80px 16px;
}

.missing-card {
  max-width: 680px;
  margin: 0 auto;
  background: #ffffff;
  border-radius: 28px;
  padding: 56px 32px;
  text-align: center;
  box-shadow: var(--shadow);
  border: 1px solid #F1E7DC;
}

.missing-code {
  font-size: 18px;
  font-weight: 900;
  color: var(--primary);
  letter-spacing: 0.1em;
}

.missing-card h1 {
  font-size: 32px;
  color: var(--ink);
  margin: 12px 0 10px;
  font-weight: 900;
}

.missing-card p {
  color: var(--muted);
  font-size: 15px;
  margin: 0 0 26px;
}

.site-footer {
  background: var(--ink);
  color: #B9AFA6;
  margin-top: 0;
}

.footer-top {
  max-width: 1200px;
  margin: 0 auto;
  padding: 56px 32px 32px;
  display: grid;
  grid-template-columns: 1.15fr 1.85fr;
  gap: 48px;
  align-items: start;
}

.footer-brand .brand {
  color: #FAF5EE;
  font-size: 18px;
}

.footer-brand p {
  color: #B9AFA6;
  font-size: 14px;
  line-height: 1.8;
  margin: 16px 0 0;
  max-width: 360px;
}

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

.footer-cols h4 {
  color: #FAF5EE;
  font-size: 15px;
  font-weight: 800;
  margin: 0 0 14px;
}

.footer-cols a {
  display: block;
  color: #B9AFA6;
  font-size: 14px;
  padding: 5px 0;
  min-height: 30px;
  transition: color 0.2s ease;
}

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

.footer-bottom {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px 32px;
  border-top: 1px solid rgba(250, 245, 238, 0.12);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 10px;
  font-size: 13px;
  color: rgba(185, 175, 166, 0.72);
}

@media (max-width: 980px) {
  .footer-top {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}

@media (max-width: 640px) {
  .footer-top {
    padding: 40px 16px 24px;
  }

  .footer-cols {
    grid-template-columns: repeat(2, 1fr);
    gap: 18px;
  }

  .footer-bottom {
    padding: 18px 16px;
    font-size: 12px;
  }
}

/* roulang page: category2 */
:root {
            --brand: #F05A2C;
            --brand-dark: #C73F1A;
            --coin: #F5BE3F;
            --teal: #0E8A7D;
            --warm-black: #1A1614;
            --paper: #FAF5EE;
            --ink: #3D3631;
            --muted: #8A7C72;
            --border: #E9DFD3;
            --radius: 16px;
            --radius-lg: 20px;
            --shadow: 0 10px 24px rgba(26, 22, 20, 0.08);
            --shadow-hover: 0 18px 36px rgba(26, 22, 20, 0.14);
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'PingFang SC', 'HarmonicOS Sans', 'Microsoft YaHei', -apple-system, 'Segoe UI', Roboto, sans-serif;
            background: var(--paper);
            color: var(--ink);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.2s ease;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 32px;
            padding-right: 32px;
        }
        .section {
            padding-top: 88px;
            padding-bottom: 88px;
        }
        a,
        button {
            outline: none;
        }
        a:focus-visible,
        button:focus-visible {
            outline: 2px solid var(--brand);
            outline-offset: 3px;
            border-radius: 8px;
        }
        .site-header {
            background: var(--warm-black);
            position: sticky;
            top: 0;
            z-index: 50;
            box-shadow: 0 6px 20px rgba(26, 22, 20, 0.18);
        }
        .header-row {
            max-width: 1440px;
            margin: 0 auto;
            padding: 0 32px;
            height: 72px;
            display: flex;
            align-items: center;
            gap: 20px;
        }
        .brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            color: #fff;
            font-weight: 800;
            font-size: 19px;
            letter-spacing: 0.2px;
            white-space: nowrap;
            transition: opacity 0.2s ease;
        }
        .brand:hover {
            opacity: 0.85;
        }
        .brand-mark {
            width: 34px;
            height: 34px;
            border-radius: 10px;
            background: rgba(240, 90, 44, 0.18);
            border: 1px solid rgba(240, 90, 44, 0.55);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--brand);
            flex-shrink: 0;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 6px;
            flex: 1;
            justify-content: center;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }
        .main-nav::-webkit-scrollbar {
            display: none;
        }
        .nav-chip {
            display: inline-flex;
            align-items: center;
            height: 40px;
            padding: 0 18px;
            border-radius: 999px;
            color: rgba(255, 255, 255, 0.78);
            font-size: 15px;
            font-weight: 600;
            white-space: nowrap;
            border: 1px solid transparent;
            transition: all 0.22s ease;
            cursor: pointer;
        }
        .nav-chip:hover {
            color: #fff;
            background: rgba(255, 255, 255, 0.1);
        }
        .nav-chip.active {
            background: var(--brand);
            color: #fff;
            box-shadow: 0 4px 14px rgba(240, 90, 44, 0.35);
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: var(--brand);
            color: #fff;
            font-size: 15px;
            font-weight: 700;
            padding: 12px 24px;
            border-radius: 999px;
            border: 1px solid transparent;
            transition: all 0.22s ease;
            cursor: pointer;
        }
        .btn-primary:hover {
            background: var(--brand-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(199, 63, 26, 0.3);
        }
        .btn-primary:active {
            transform: translateY(0) scale(0.97);
        }
        .btn-sm {
            height: 44px;
            padding: 0 22px;
            font-size: 14px;
            flex-shrink: 0;
        }
        .btn-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: transparent;
            border: 1.5px solid var(--warm-black);
            color: var(--warm-black);
            font-size: 15px;
            font-weight: 700;
            padding: 12px 24px;
            border-radius: 999px;
            transition: all 0.22s ease;
            cursor: pointer;
        }
        .btn-outline:hover {
            border-color: var(--brand);
            color: var(--brand);
        }
        .btn-outline-light {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: transparent;
            border: 1.5px solid rgba(255, 255, 255, 0.8);
            color: #fff;
            font-size: 15px;
            font-weight: 700;
            padding: 12px 24px;
            border-radius: 999px;
            transition: all 0.22s ease;
        }
        .btn-outline-light:hover {
            background: #fff;
            color: var(--warm-black);
        }
        .tag {
            display: inline-flex;
            align-items: center;
            padding: 4px 12px;
            border-radius: 999px;
            font-size: 13px;
            font-weight: 600;
            background: rgba(245, 190, 63, 0.18);
            color: var(--warm-black);
            border: 1px solid rgba(245, 190, 63, 0.3);
        }
        .tag-orange {
            background: rgba(240, 90, 44, 0.12);
            border-color: rgba(240, 90, 44, 0.25);
            color: var(--brand-dark);
        }
        .tag-green {
            background: rgba(14, 138, 125, 0.12);
            border-color: rgba(14, 138, 125, 0.22);
            color: var(--teal);
        }
        .section-header {
            margin-bottom: 48px;
        }
        .section-eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: var(--brand-dark);
            font-weight: 700;
            font-size: 14px;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            margin-bottom: 12px;
        }
        .section-eyebrow::before {
            content: '';
            width: 18px;
            height: 3px;
            border-radius: 3px;
            background: var(--brand);
            display: inline-block;
        }
        .h2-main {
            font-size: 36px;
            font-weight: 800;
            line-height: 1.2;
            color: var(--warm-black);
            letter-spacing: -0.01em;
        }
        .hero {
            background:
                linear-gradient(180deg, rgba(26, 22, 20, 0.78) 0%, rgba(26, 22, 20, 0.42) 70%, rgba(250, 245, 238, 0.92) 100%),
                url('/assets/images/backpic/back-2.png') center/cover no-repeat;
            position: relative;
            overflow: hidden;
            padding-top: 90px;
            padding-bottom: 120px;
        }
        .hero::after {
            content: '';
            position: absolute;
            bottom: -60px;
            right: -20px;
            width: 360px;
            height: 360px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(240, 90, 44, 0.16), transparent 68%);
            pointer-events: none;
        }
        .hero-title {
            font-size: 52px;
            font-weight: 900;
            color: #fff;
            line-height: 1.15;
            letter-spacing: -0.02em;
        }
        .hero-sub {
            font-size: 18px;
            color: rgba(255, 255, 255, 0.85);
            max-width: 520px;
        }
        .timeline-section {
            position: relative;
        }
        .timeline-warning {
            background: linear-gradient(135deg, rgba(240, 90, 44, 0.04), rgba(245, 190, 63, 0.06));
            border: 1px solid rgba(240, 90, 44, 0.16);
            border-radius: var(--radius);
            padding: 24px 32px;
        }
        .notice-chip {
            display: inline-flex;
            align-items: center;
            height: 44px;
            padding: 0 24px;
            border-radius: 999px;
            background: #fff;
            border: 1px solid var(--border);
            font-size: 14px;
            font-weight: 600;
            color: var(--ink);
            cursor: pointer;
            transition: all 0.22s ease;
            white-space: nowrap;
        }
        .notice-chip:hover {
            border-color: var(--brand);
            color: var(--brand-dark);
            background: rgba(240, 90, 44, 0.04);
        }
        .notice-chip.active {
            background: var(--warm-black);
            color: #fff;
            border-color: var(--warm-black);
        }
        .tl-item {
            position: relative;
            padding-left: 48px;
            padding-bottom: 48px;
        }
        .tl-item::before {
            content: '';
            position: absolute;
            left: 14px;
            top: 8px;
            bottom: 0;
            width: 2px;
            background: linear-gradient(180deg, var(--brand), var(--border) 70%, transparent);
            border-radius: 2px;
        }
        .tl-item:last-child::before {
            background: linear-gradient(180deg, var(--brand), var(--border) 100%);
        }
        .tl-dot-position {
            position: absolute;
            left: 0;
            top: 10px;
        }
        .timeline-card {
            background: #fff;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            border: 1px solid rgba(233, 223, 211, 0.6);
            padding: 28px 32px;
            transition: all 0.3s ease;
            position: relative;
        }
        .timeline-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .article-square-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
            padding: 0 16px;
            margin-top: 32px;
        }
        .article-square-row .square-card {
            background: #fff;
            border-radius: 16px;
            padding: 20px;
            border: 1px solid var(--border);
        }
        .archive-wrap {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 56px;
            margin-top: 52px;
        }
        .cta-section {
            background: linear-gradient(120deg, var(--warm-black), #2b211c);
            color: #fff;
            border-radius: var(--radius-lg);
            overflow: hidden;
            position: relative;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -60px;
            right: 80px;
            width: 280px;
            height: 280px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(240, 90, 44, 0.25), transparent 70%);
        }
        .faq-details {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            overflow: hidden;
            transition: all 0.25s ease;
        }
        .faq-details[open] {
            box-shadow: var(--shadow);
            border-color: rgba(240, 90, 44, 0.25);
        }
        .faq-details summary {
            list-style: none;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 20px 28px;
            font-size: 16px;
            font-weight: 700;
            color: var(--warm-black);
            gap: 24px;
            user-select: none;
        }
        .faq-details summary::-webkit-details-marker {
            display: none;
        }
        .faq-details summary .faq-icon {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: rgba(240, 90, 44, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            color: var(--brand-dark);
            transition: all 0.25s ease;
        }
        .faq-details[open] summary .faq-icon {
            transform: rotate(45deg);
            background: var(--brand);
            color: #fff;
        }
        .faq-details .answer {
            padding: 0 28px 24px 28px;
            color: var(--ink);
            font-size: 15px;
        }
        .site-footer {
            background: var(--warm-black);
            color: rgba(255, 255, 255, 0.78);
            padding-top: 72px;
            margin-top: 96px;
        }
        .footer-top {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 32px 56px;
            display: flex;
            justify-content: space-between;
            gap: 64px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            flex-wrap: wrap;
        }
        .footer-brand {
            max-width: 380px;
        }
        .footer-brand .brand {
            margin-bottom: 14px;
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.62);
        }
        .footer-cols {
            display: flex;
            gap: 56px;
            flex-wrap: wrap;
        }
        .footer-cols h4 {
            color: #fff;
            font-size: 15px;
            font-weight: 700;
            margin-bottom: 16px;
        }
        .footer-cols a {
            display: block;
            color: rgba(255, 255, 255, 0.58);
            font-size: 14px;
            padding: 5px 0;
            transition: color 0.2s;
        }
        .footer-cols a:hover {
            color: var(--coin);
        }
        .footer-bottom {
            max-width: 1200px;
            margin: 0 auto;
            padding: 24px 32px;
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            color: rgba(255, 255, 255, 0.4);
            font-size: 13px;
        }
        .tl-feature-card {
            padding: 24px;
        }
        @media (max-width: 1024px) {
            .header-row {
                flex-wrap: wrap;
                height: auto;
                padding: 12px 20px;
                gap: 12px;
            }
            .header-cta {
                order: 3;
                margin-left: auto;
                height: 40px;
                padding: 0 18px;
                font-size: 14px;
            }
            .main-nav {
                order: 4;
                width: 100%;
                justify-content: flex-start;
                gap: 8px;
                padding-bottom: 4px;
            }
            .timeline-wrap {
                grid-template-columns: 1fr;
            }
            .archive-wrap {
                grid-template-columns: 1fr;
            }
            .section {
                padding-top: 64px;
                padding-bottom: 64px;
            }
        }
        @media (max-width: 768px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .hero {
                padding-top: 56px;
                padding-bottom: 80px;
                padding-left: 16px;
                padding-right: 16px;
            }
            .hero-title {
                font-size: 34px;
                line-height: 1.2;
            }
            .h2-main {
                font-size: 26px;
            }
            .article-square-row {
                grid-template-columns: 1fr;
                padding: 0;
            }
            .footer-top {
                flex-direction: column;
                padding: 0 20px 40px;
            }
            .footer-cols {
                gap: 32px;
            }
            .footer-bottom {
                padding: 20px;
                flex-direction: column;
                align-items: center;
            }
            .timeline-card {
                padding: 20px;
            }
        }
        @media (max-width: 520px) {
            .brand {
                font-size: 16px;
            }
            .brand-mark {
                width: 28px;
                height: 28px;
            }
            .nav-chip {
                font-size: 14px;
                padding: 0 14px;
                height: 36px;
            }
            .header-row {
                padding: 10px 14px;
            }
            .section {
                padding-top: 56px;
                padding-bottom: 56px;
            }
            .section-header {
                margin-bottom: 32px;
            }
        }

/* roulang page: category3 */
:root {
  --page-bg: #FAF5EE;
  --paper: #FAF5EE;
  --card: #FFFFFF;
  --ink: #1A1614;
  --body: #3D3631;
  --muted: #8A7C72;
  --line: #E9DFD3;
  --primary: #F05A2C;
  --primary-deep: #C73F1A;
  --gold: #F5BE3F;
  --teal: #0E8A7D;
  --radius: 16px;
  --radius-lg: 22px;
  --shadow-sm: 0 10px 24px rgba(26, 22, 20, 0.08);
  --shadow-lg: 0 18px 36px rgba(26, 22, 20, 0.16);
}

* {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  background: var(--page-bg);
  color: var(--body);
  font-family: 'PingFang SC', 'HarmonicOS Sans', 'Microsoft YaHei', -apple-system, 'Segoe UI', Roboto, sans-serif;
  font-size: 16px;
  line-height: 1.75;
}

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

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

button {
  font: inherit;
  cursor: pointer;
}

ul,
li {
  list-style: none;
  margin: 0;
  padding: 0;
}

a:focus-visible,
button:focus-visible,
summary:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 3px;
  border-radius: 6px;
}

.wrap {
  max-width: 1200px;
  margin: 0 auto;
  padding-left: 32px;
  padding-right: 32px;
}

main {
  overflow: clip;
}

section {
  padding-top: 72px;
  padding-bottom: 72px;
}

@media (max-width: 767px) {
  section {
    padding-top: 46px;
    padding-bottom: 46px;
  }
  .wrap {
    padding-left: 16px;
    padding-right: 16px;
  }
}

/* 头部 */
.site-header {
  position: sticky;
  top: 0;
  z-index: 60;
  background: var(--ink);
  color: var(--paper);
  border-bottom: 1px solid rgba(250, 245, 238, 0.1);
}

.header-row {
  max-width: 1200px;
  margin: 0 auto;
  min-height: 72px;
  padding: 0 32px;
  display: flex;
  align-items: center;
  gap: 18px;
}

.brand {
  order: 1;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 20px;
  font-weight: 800;
  letter-spacing: 0.01em;
  color: var(--paper);
  flex-shrink: 0;
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 12px;
  color: var(--primary);
  background: rgba(240, 90, 44, 0.16);
}

.brand-mark svg {
  width: 20px;
  height: 20px;
}

.main-nav {
  order: 2;
  flex: 1 1 auto;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 6px;
  overflow-x: auto;
  scrollbar-width: none;
}

.main-nav::-webkit-scrollbar {
  display: none;
}

.nav-chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 38px;
  white-space: nowrap;
  padding: 0 15px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 600;
  color: rgba(250, 245, 238, 0.72);
  transition: background 0.18s ease, color 0.18s ease;
}

.nav-chip:hover {
  background: rgba(250, 245, 238, 0.12);
  color: #ffffff;
}

.nav-chip.active {
  background: var(--primary);
  color: #ffffff;
}

.header-cta {
  order: 3;
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 0 18px;
  border-radius: 999px;
  background: var(--primary);
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  transition: background 0.18s ease, transform 0.18s ease;
}

.header-cta:hover {
  background: var(--primary-deep);
  transform: translateY(-1px);
}

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

@media (max-width: 1023px) {
  .header-row {
    flex-wrap: wrap;
    gap: 10px;
    min-height: 0;
    padding: 12px 16px 0;
  }

  .brand {
    order: 1;
  }

  .header-cta {
    order: 2;
    margin-left: auto;
  }

  .main-nav {
    order: 3;
    width: 100%;
    flex-basis: 100%;
    justify-content: flex-start;
    padding: 8px 0 12px;
  }

  .nav-chip {
    padding: 0 12px;
  }
}

/* 按钮 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 24px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 15px;
  line-height: 1.2;
  border: 0;
  transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}

.btn-primary {
  background: var(--primary);
  color: #ffffff;
  box-shadow: 0 10px 20px rgba(240, 90, 44, 0.22);
}

.btn-primary:hover {
  background: var(--primary-deep);
  color: #ffffff;
  transform: translateY(-2px);
  box-shadow: 0 14px 26px rgba(199, 63, 26, 0.24);
}

.btn-primary:active {
  transform: translateY(1px);
  box-shadow: 0 4px 10px rgba(199, 63, 26, 0.18);
}

.btn-paper {
  background: var(--paper);
  color: var(--ink);
}

.btn-paper:hover {
  background: #ffffff;
  transform: translateY(-2px);
  box-shadow: 0 14px 24px rgba(26, 22, 20, 0.18);
}

.btn-ghost-light {
  background: transparent;
  color: rgba(250, 245, 238, 0.9);
  border: 1px solid rgba(250, 245, 238, 0.55);
}

.btn-ghost-light:hover {
  background: rgba(250, 245, 238, 0.1);
  border-color: rgba(250, 245, 238, 0.9);
  color: #ffffff;
}

.btn-dark-outline {
  background: transparent;
  color: var(--ink);
  border: 1px solid rgba(26, 22, 20, 0.3);
}

.btn-dark-outline:hover {
  border-color: var(--primary);
  color: var(--primary-deep);
}

/* Hero */
.category-hero {
  position: relative;
  padding: 84px 0 92px;
  color: #ffffff;
  background:
    linear-gradient(105deg, rgba(26,22,20,0.96) 0%, rgba(26,22,20,0.84) 38%, rgba(44,18,12,0.62) 100%),
    url("/assets/images/backpic/back-1.png") center / cover no-repeat;
}

.hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: #f8d196;
  background: rgba(245, 190, 63, 0.1);
  border: 1px solid rgba(245, 190, 63, 0.35);
  border-radius: 999px;
  padding: 5px 14px;
  margin-bottom: 16px;
}

.category-hero h1 {
  margin: 0 0 18px;
  font-size: clamp(36px, 5vw, 56px);
  line-height: 1.15;
  letter-spacing: -0.02em;
  font-weight: 900;
  color: #fff;
}

.hero-desc {
  max-width: 600px;
  margin: 0 0 30px;
  font-size: 16px;
  line-height: 1.9;
  color: rgba(250, 245, 238, 0.8);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
}

.hero-visual {
  display: none;
}

@media (min-width: 1024px) {
  .hero-visual {
    display: block;
  }
}

.hero-pick-card {
  background: rgba(250, 245, 238, 0.08);
  border: 1px solid rgba(250, 245, 238, 0.16);
  border-radius: 22px;
  padding: 14px;
  backdrop-filter: blur(4px);
  box-shadow: 0 18px 36px rgba(0, 0, 0, 0.16);
}

.hero-pick-card img {
  border-radius: 16px;
  height: 280px;
  width: 100%;
  object-fit: cover;
  margin-bottom: 16px;
}

.hero-pick-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
}

.hero-pick-head strong {
  font-size: 18px;
  color: #ffffff;
}

.progress-caption {
  font-size: 13px;
  color: rgba(250, 245, 238, 0.78);
  display: flex;
  justify-content: space-between;
  margin-bottom: 8px;
}

.progress-track {
  height: 6px;
  border-radius: 999px;
  background: rgba(250, 245, 238, 0.16);
  overflow: hidden;
}

.progress-track span {
  display: block;
  height: 100%;
  width: 57%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--gold), var(--primary));
}

/* 区块头部 */
.section-center {
  text-align: center;
}

.section-head {
  max-width: 760px;
  margin-bottom: 34px;
}

.section-head.center {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.section-kicker {
  display: inline-block;
  color: var(--primary-deep);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  margin-bottom: 8px;
}

.section-title {
  margin: 4px 0 10px;
  font-size: 30px;
  line-height: 1.25;
  font-weight: 800;
  color: var(--ink);
  letter-spacing: -0.01em;
}

.section-lead {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.8;
}

@media (max-width: 767px) {
  .section-title {
    font-size: 24px;
  }
}

/* 海报卡 */
.poster-card {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  border-radius: 24px;
  overflow: hidden;
  background: #1A1614;
  color: #ffffff;
  box-shadow: var(--shadow-sm);
  min-height: 270px;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

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

.poster-card > img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.poster-shade {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(26,22,20,0.94) 0%, rgba(26,22,20,0.7) 48%, rgba(26,22,20,0.15) 100%);
}

.poster-shade-center {
  position: absolute;
  inset: 0;
  background: linear-gradient(200deg, rgba(26,22,20,0.2) 0%, rgba(26,22,20,0.55) 55%, rgba(26,22,20,0.95) 100%);
}

.poster-content {
  position: relative;
  z-index: 1;
  padding: 32px;
}

.poster-feature {
  min-height: 390px;
}

.poster-compact {
  min-height: 320px;
}

.poster-wide {
  min-height: 300px;
  background-image: url("/assets/images/backpic/back-3.webp");
  background-size: cover;
  background-position: center;
}

.poster-tag-line {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 12px;
}

.badge-live,
.badge-gold,
.badge-ghost-dark,
.badge-ghost-light {
  display: inline-flex;
  align-items: center;
  min-height: 26px;
  padding: 0 11px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.badge-live {
  background: var(--primary);
  color: #ffffff;
}

.badge-gold {
  background: var(--gold);
  color: var(--ink);
}

.badge-ghost-light {
  background: rgba(26, 22, 20, 0.2);
  border: 1px solid rgba(250, 245, 238, 0.4);
  color: rgba(250, 245, 238, 0.95);
}

.poster-content h3 {
  margin: 0 0 10px;
  font-size: 24px;
  line-height: 1.35;
  font-weight: 800;
}

.poster-content p {
  max-width: 560px;
  margin: 0 0 14px;
  color: rgba(250, 245, 238, 0.82);
  font-size: 15px;
  line-height: 1.8;
}

.poster-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  margin-bottom: 20px;
  font-size: 13px;
  color: rgba(250, 245, 238, 0.66);
}

@media (max-width: 767px) {
  .poster-content {
    padding: 22px;
  }
  .poster-feature,
  .poster-compact,
  .poster-wide {
    min-height: 300px;
  }
  .poster-content h3 {
    font-size: 20px;
  }
}

/* 右侧活动卡 */
.mini-poster {
  position: relative;
  height: 280px;
  border-radius: 22px;
  overflow: hidden;
  display: flex;
  align-items: flex-end;
  padding: 20px;
  color: #fff;
  border: 1px solid rgba(255,255,255,0.06);
  background: var(--ink);
  box-shadow: var(--shadow-sm);
}

.mini-poster img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.mini-poster:after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(26,22,20,0) 35%, rgba(26,22,20,0.88) 100%);
}

.mini-poster-content {
  position: relative;
  z-index: 1;
}

.mini-poster-content h4 {
  margin: 0 0 5px;
  font-size: 18px;
}

.mini-poster-content p {
  margin: 0;
  font-size: 13px;
  color: rgba(255,255,255,0.82);
}

/* 节奏区 */
.rhythm-strip {
  background: var(--ink);
  color: var(--paper);
}

.rhythm-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.rhythm-item {
  border-radius: 18px;
  border: 1px solid rgba(250, 245, 238, 0.12);
  background: rgba(250, 245, 238, 0.05);
  padding: 22px 20px;
  min-height: 150px;
  transition: border-color 0.2s ease, background 0.2s ease;
}

.rhythm-item.hot {
  border-color: rgba(245, 190, 63, 0.45);
  background: rgba(245, 190, 63, 0.08);
}

.rhythm-time {
  display: inline-block;
  color: var(--gold);
  font-size: 13px;
  font-weight: 700;
  margin-bottom: 14px;
  padding: 3px 10px;
  border-radius: 999px;
  border: 1px solid rgba(245,190,63,0.3);
}

.rhythm-item h3 {
  margin: 0 0 6px;
  font-size: 17px;
  line-height: 1.4;
  color: #fff;
}

.rhythm-item p {
  margin: 0;
  font-size: 13px;
  color: rgba(250, 245, 238, 0.6);
  line-height: 1.7;
}

@media (max-width: 1023px) {
  .rhythm-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 520px) {
  .rhythm-grid {
    grid-template-columns: 1fr;
  }
}

/* 步骤 */
.step-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  counter-reset: stepCounter;
}

.step-item {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 26px 22px 22px;
  box-shadow: 0 8px 20px rgba(26,22,20,0.04);
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
  position: relative;
}

.step-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(240, 90, 44, 0.35);
}

.step-num {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  font-weight: 800;
  font-size: 15px;
  margin-bottom: 18px;
}

.step-item h3 {
  margin: 0 0 8px;
  font-size: 18px;
  color: var(--ink);
}

.step-item p {
  margin: 0;
  font-size: 14px;
  color: var(--muted);
  line-height: 1.8;
}

@media (max-width: 1023px) {
  .step-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 520px) {
  .step-grid {
    grid-template-columns: 1fr;
  }
}

/* 奖励列表 */
.reward-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.reward-item {
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 10px 26px rgba(26, 22, 20, 0.06);
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.reward-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(240, 90, 44, 0.3);
}

.reward-thumb {
  overflow: hidden;
}

.reward-thumb img {
  width: 100%;
  height: 240px;
  object-fit: cover;
  transition: transform 0.35s ease;
}

.reward-item:hover .reward-thumb img {
  transform: scale(1.04);
}

.reward-body {
  padding: 20px 22px 22px;
}

.reward-body h3 {
  margin: 0 0 8px;
  font-size: 19px;
  color: var(--ink);
}

.reward-body p {
  margin: 0 0 16px;
  font-size: 14px;
  color: var(--muted);
  line-height: 1.8;
}

.reward-note {
  margin-bottom: 16px;
  font-size: 12px;
  color: var(--muted);
  display: flex;
  align-items: center;
  gap: 6px;
}

.reward-side-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 700;
  color: var(--primary-deep);
  font-size: 14px;
}

.reward-item:hover .reward-side-link {
  color: var(--primary);
}

.reward-feature {
  grid-column: span 2;
}

.reward-feature-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr);
}

.reward-feature .reward-thumb {
  height: 100%;
  min-height: 320px;
}

.reward-feature .reward-thumb img {
  width: 100%;
  height: 100%;
  min-height: 320px;
}

@media (max-width: 899px) {
  .reward-grid {
    grid-template-columns: 1fr;
  }
  .reward-feature {
    grid-column: span 1;
  }
  .reward-feature-grid {
    grid-template-columns: 1fr;
  }
  .reward-feature .reward-thumb {
    min-height: 0;
    height: 220px;
  }
  .reward-feature .reward-thumb img {
    height: 220px;
    min-height: 0;
  }
}

/* 提醒横条 */
.notice-band {
  border-radius: 24px;
  background: linear-gradient(130deg, rgba(240, 90, 44, 0.1), rgba(245, 190, 63, 0.08)), #fff;
  border: 1px solid #EFE4D8;
  padding: 28px;
}

.notice-head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}

.notice-head strong {
  color: var(--ink);
  font-size: 17px;
}

.notice-list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.notice-item {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  background: #FAF5EE;
  border-radius: 14px;
  padding: 14px;
  font-size: 13px;
  line-height: 1.7;
  min-height: 44px;
  color: var(--body);
}

.notice-item em {
  font-style: normal;
  color: var(--primary);
  font-weight: 800;
}

@media (max-width: 1023px) {
  .notice-list {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 520px) {
  .notice-list {
    grid-template-columns: 1fr;
  }
}

/* FAQ */
.faq-wrap {
  max-width: 840px;
  margin: 0 auto;
}

.faq-item {
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: 16px;
  margin-bottom: 10px;
  padding: 0;
  overflow: hidden;
  transition: box-shadow 0.2s ease, border-color 0.2s ease;
}

.faq-item[open] {
  border-color: rgba(240, 90, 44, 0.35);
  box-shadow: 0 12px 28px rgba(26, 22, 20, 0.08);
}

.faq-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 20px;
  font-size: 15px;
  font-weight: 700;
  color: var(--ink);
  cursor: pointer;
  list-style: none;
  line-height: 1.5;
  -webkit-tap-highlight-color: transparent;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: "+";
  position: relative;
  font-size: 22px;
  line-height: 1;
  color: var(--primary);
  transition: transform 0.2s ease;
  flex-shrink: 0;
}

.faq-item[open] summary::after {
  content: "−";
}

.faq-answer {
  padding: 0 20px 20px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.85;
}

/* CTA */
.cta-banner {
  position: relative;
  overflow: hidden;
  border-radius: 24px;
  background:
    linear-gradient(105deg, rgba(26,22,20,0.98) 0%, rgba(26,22,20,0.85) 48%, rgba(78,35,21,0.68) 100%),
    url("/assets/images/backpic/back-2.png") center / cover no-repeat;
  color: #fff;
  padding: 54px 40px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  box-shadow: 0 22px 44px rgba(26,22,20,0.2);
}

.cta-banner h2 {
  margin: 0 0 14px;
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 900;
  line-height: 1.25;
}

.cta-banner p {
  max-width: 640px;
  margin: 0 0 28px;
  color: rgba(250, 245, 238, 0.78);
  font-size: 15px;
}

.cta-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
}

/* 页脚 */
.site-footer {
  margin-top: 20px;
  background: var(--ink);
  color: rgba(250, 245, 238, 0.8);
}

.footer-top {
  max-width: 1200px;
  margin: 0 auto;
  padding: 60px 32px 36px;
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1.6fr);
  gap: 46px;
}

.footer-brand .brand {
  font-size: 19px;
  margin-bottom: 14px;
}

.footer-brand p {
  max-width: 340px;
  margin: 0;
  color: rgba(250, 245, 238, 0.5);
  font-size: 13px;
  line-height: 1.9;
}

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

.footer-cols h4 {
  margin: 0 0 16px;
  color: #ffffff;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.footer-cols a {
  display: block;
  margin: 0 0 10px;
  color: rgba(250, 245, 238, 0.55);
  font-size: 13px;
  transition: color 0.2s ease;
}

.footer-cols a:hover {
  color: #ffffff;
}

.footer-bottom {
  max-width: 1200px;
  margin: 0 auto;
  padding: 22px 32px;
  border-top: 1px solid rgba(250, 245, 238, 0.12);
  display: flex;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  color: rgba(250, 245, 238, 0.36);
  font-size: 12px;
}

@media (max-width: 899px) {
  .footer-top {
    grid-template-columns: 1fr;
    gap: 32px;
    padding: 44px 16px 24px;
  }
  .footer-cols {
    grid-template-columns: 1fr 1fr;
  }
  .footer-bottom {
    padding: 18px 16px;
  }
}

@media (max-width: 480px) {
  .footer-cols {
    grid-template-columns: 1fr;
    gap: 28px;
  }
}

/* roulang page: category4 */
:root {
  --ink: #1A1614;
  --paper: #FAF5EE;
  --warmcard: #fffcf7;
  --brand: #F05A2C;
  --brand-deep: #C73F1A;
  --gold: #F5BE3F;
  --teal: #0E8A7D;
  --body: #3D3631;
  --muted: #8A7C72;
  --line: #E9DFD3;
  --radius: 16px;
  --shadow: 0 10px 24px rgba(26,22,20,.08);
  --shadow-hover: 0 18px 36px rgba(26,22,20,.14);
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--body);
  font-family: 'PingFang SC', 'HarmonicOS Sans', 'Microsoft YaHei', -apple-system, 'Segoe UI', Roboto, sans-serif;
  line-height: 1.75;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

main {
  display: block;
  overflow: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: color .2s ease, background .2s ease, border-color .2s ease, box-shadow .2s ease, transform .2s ease;
}

button {
  font: inherit;
}

a:focus-visible,
button:focus-visible,
summary:focus-visible {
  outline: 2px solid var(--brand);
  outline-offset: 3px;
  border-radius: 6px;
}

.page-shell {
  max-width: 1200px;
  margin: 0 auto;
  padding-left: 32px;
  padding-right: 32px;
}

/* 顶部导航 */
.site-header {
  background: var(--ink);
  color: #F8EFE7;
  position: sticky;
  top: 0;
  z-index: 80;
  box-shadow: 0 8px 22px rgba(26,22,20,.16);
}

.header-row {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 14px;
  height: 72px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: #FCF4EB;
  font-weight: 800;
  font-size: 18px;
  letter-spacing: -.01em;
  line-height: 1.2;
  white-space: nowrap;
}

.brand-mark {
  width: 34px;
  height: 34px;
  display: inline-grid;
  place-items: center;
  background: var(--brand);
  color: #fff;
  border-radius: 12px;
  box-shadow: 0 6px 14px rgba(240,90,44,.22);
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 6px;
  min-width: 0;
  overflow-x: auto;
  padding: 4px;
  scrollbar-width: none;
  justify-content: center;
}

.main-nav::-webkit-scrollbar {
  display: none;
}

.nav-chip {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 40px;
  padding: 0 16px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 600;
  color: rgba(250,245,238,.82);
  background: transparent;
  border: 1px solid transparent;
  transition: background .2s ease, color .2s ease, border-color .2s ease;
}

.nav-chip:hover {
  color: #fff;
  background: rgba(250,245,238,.1);
}

.nav-chip.active {
  background: var(--brand);
  color: #fff;
  box-shadow: 0 8px 18px rgba(240,90,44,.18);
}

.nav-chip:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 2px;
}

.header-cta {
  grid-column: 3;
  justify-self: end;
  margin-left: 4px;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: var(--brand);
  color: #fff;
  font-weight: 700;
  font-size: 15px;
  line-height: 1.2;
  border-radius: 999px;
  border: 1px solid var(--brand);
  min-height: 44px;
  padding: 11px 22px;
  box-shadow: 0 8px 18px rgba(240,90,44,.18);
  transition: background .2s ease, transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}

.btn-primary:hover {
  background: var(--brand-deep);
  border-color: var(--brand-deep);
  transform: translateY(-2px);
  box-shadow: 0 14px 28px rgba(199,63,26,.22);
  color: #fff;
}

.btn-primary:active {
  transform: translateY(0) scale(.98);
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--ink);
  font-weight: 700;
  font-size: 15px;
  min-height: 44px;
  padding: 10px 22px;
  border-radius: 999px;
  transition: border-color .2s ease, color .2s ease, background .2s ease, transform .2s ease;
}

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

.btn-outline-light {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: transparent;
  color: #FCF3EA;
  border: 1px solid rgba(252,243,234,.85);
  font-weight: 700;
  font-size: 15px;
  min-height: 44px;
  padding: 10px 22px;
  border-radius: 999px;
}

.btn-outline-light:hover {
  background: #FCF3EA;
  color: var(--ink);
  border-color: #FCF3EA;
}

.eyebrow,
.section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 700;
  color: var(--brand);
  letter-spacing: .04em;
  padding: 7px 14px;
  border: 1px solid rgba(240,90,44,.28);
  background: rgba(240,90,44,.06);
  border-radius: 999px;
}

.eyebrow.light,
.section-label.light {
  color: var(--gold);
  border-color: rgba(245,190,63,.3);
  background: rgba(245,190,63,.08);
}

/* Hero */
.guide-hero {
  position: relative;
  background:
    linear-gradient(180deg, rgba(250,245,238,.98) 0%, rgba(250,245,238,.92) 100%),
    url("/assets/images/backpic/back-2.png") center / cover no-repeat;
  border-bottom: 1px solid var(--line);
}

.guide-hero::before {
  content: "";
  position: absolute;
  right: -120px;
  bottom: -260px;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(240,90,44,.12) 0%, rgba(240,90,44,0) 68%);
  pointer-events: none;
}

.guide-hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
  gap: 56px;
  align-items: center;
  padding: 78px 0 88px;
}

.guide-hero-copy h1 {
  margin: 20px 0 16px;
  font-size: clamp(34px, 4.6vw, 54px);
  line-height: 1.16;
  font-weight: 900;
  color: var(--ink);
  letter-spacing: -.02em;
}

.guide-hero-copy h1 br {
  display: none;
}

.guide-hero-copy > p {
  max-width: 560px;
  margin: 0 0 30px;
  font-size: 17px;
  color: #504840;
  line-height: 1.8;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 44px;
  font-weight: 700;
  color: var(--brand);
  font-size: 15px;
  border-bottom: 1px solid rgba(240,90,44,.25);
}

.text-link:hover {
  color: var(--brand-deep);
  border-color: var(--brand-deep);
}

.hero-art {
  position: relative;
  background: var(--warmcard);
  border: 1px solid var(--line);
  border-radius: 28px;
  box-shadow: var(--shadow-hover);
  overflow: hidden;
}

.hero-art-img {
  width: 100%;
  aspect-ratio: 4 / 4.2;
  object-fit: cover;
  background: #eadfd2;
}

.hero-art-card {
  position: absolute;
  left: 16px;
  right: 16px;
  bottom: 16px;
  background: rgba(255,252,247,.95);
  backdrop-filter: blur(4px);
  border: 1px solid rgba(255,255,255,.6);
  border-radius: 18px;
  padding: 16px 18px;
  box-shadow: 0 14px 30px rgba(26,22,20,.15);
}

.hero-art-card p {
  margin: 0 0 10px;
  font-weight: 800;
  color: var(--ink);
  font-size: 15px;
}

.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.hero-tags span {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  background: rgba(240,90,44,.1);
  color: var(--ink);
  font-size: 13px;
  padding: 5px 12px;
}

/* 快捷指引条 */
.quick-strip {
  background: var(--ink);
  color: #F8EFE7;
}

.quick-strip-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0,1fr));
  gap: 18px;
  padding: 34px 0;
}

.quick-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 6px 2px;
}

.quick-icon {
  flex: 0 0 auto;
  width: 44px;
  height: 44px;
  display: inline-grid;
  place-items: center;
  border-radius: 14px;
  background: rgba(240,90,44,.14);
  color: #F98A62;
}

.quick-item strong {
  display: block;
  font-size: 16px;
  color: #FBF1E8;
}

.quick-item span {
  display: block;
  font-size: 13px;
  color: rgba(248,239,231,.72);
  line-height: 1.65;
}

/* 操作步骤 + FAQ */
.grid-split {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
  gap: 58px;
  align-items: start;
}

.flow-section {
  padding: 92px 0 72px;
  position: relative;
}

.flow-section::before {
  content: "";
  position: absolute;
  left: -260px;
  top: 180px;
  width: 520px;
  height: 520px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(245,190,63,.08) 0%, rgba(245,190,63,0) 70%);
  pointer-events: none;
}

.section-title {
  margin: 14px 0 8px;
  font-size: clamp(28px, 3.2vw, 36px);
  line-height: 1.25;
  font-weight: 800;
  color: var(--ink);
  letter-spacing: -.015em;
}

.section-sub {
  color: var(--muted);
  margin: 0 0 26px;
  max-width: 56ch;
}

.step-list {
  margin-top: 30px;
}

.step-item {
  position: relative;
  display: grid;
  grid-template-columns: 58px minmax(0,1fr);
  gap: 20px;
  padding: 22px 20px;
  border-bottom: 1px solid var(--line);
  transition: background .2s ease, box-shadow .2s ease, border-radius .2s ease;
}

.step-item:first-of-type {
  border-top: 1px solid var(--line);
}

.step-item:hover {
  background: rgba(240,90,44,.05);
  border-radius: 16px;
  box-shadow: 0 8px 18px rgba(240,90,44,.06);
}

.step-num {
  font-size: 15px;
  font-weight: 800;
  color: var(--brand);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 14px;
  background: rgba(240,90,44,.12);
  box-shadow: inset 0 0 0 1px rgba(240,90,44,.12);
}

.step-content h3 {
  margin: 4px 0 8px;
  font-size: 18px;
  color: var(--ink);
  font-weight: 800;
}

.step-content p {
  margin: 0;
  color: #65584F;
  font-size: 15px;
  line-height: 1.75;
}

.flow-note {
  margin-top: 20px;
  background: var(--warmcard);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 18px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  box-shadow: 0 6px 16px rgba(26,22,20,.04);
}

.flow-note p {
  margin: 0;
  font-size: 15px;
  color: var(--body);
}

/* 右侧 FAQ */
.aside-panel {
  border-radius: 24px;
  background: var(--warmcard);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  padding: 26px;
}

.aside-panel .section-title {
  font-size: 24px;
  margin-top: 12px;
  margin-bottom: 8px;
}

.faq-list {
  margin-top: 18px;
  display: grid;
  gap: 12px;
}

details.faq-item {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 16px;
  overflow: hidden;
}

details.faq-item summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  min-height: 56px;
  padding: 14px 16px;
  font-weight: 700;
  font-size: 15px;
  color: var(--ink);
  line-height: 1.5;
  user-select: none;
}

details.faq-item summary::-webkit-details-marker {
  display: none;
}

details.faq-item summary::after {
  content: "+";
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(240,90,44,.12);
  color: var(--brand);
  font-size: 18px;
  font-weight: 700;
  transition: transform .2s ease;
}

details.faq-item[open] summary::after {
  content: "−";
  transform: rotate(180deg);
}

details.faq-item .faq-answer {
  padding: 0 16px 16px;
  margin: -4px 0 0;
  font-size: 14px;
  color: #665A51;
  animation: faq-in .22s ease-out;
}

@keyframes faq-in {
  from {
    opacity: 0;
    transform: translateY(-5px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.help-mini {
  margin-top: 16px;
  background: var(--ink);
  border-radius: 18px;
  padding: 18px 20px;
  color: #F7EADF;
}

.help-mini p {
  margin: 0 0 10px;
  font-weight: 800;
}

.help-mini a {
  font-weight: 700;
  color: var(--gold);
  border-bottom: 1px solid rgba(245,190,63,.35);
}

/* 服务范围 hub */
.service-hub {
  padding: 70px 0 90px;
}

.hub-panel {
  position: relative;
  border-radius: 28px;
  overflow: hidden;
  background:
    linear-gradient(to right, rgba(26,22,20,.97), rgba(26,22,20,.88)),
    url("/assets/images/backpic/back-3.webp") center / cover no-repeat;
  color: #F7EDE4;
  padding: 46px 48px;
  display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr);
  gap: 36px;
  align-items: center;
  box-shadow: 0 24px 56px rgba(26,22,20,.2);
}

.hub-panel .section-title {
  color: #FBF1E8;
  margin: 16px 0 10px;
}

.hub-copy > p {
  color: rgba(250,245,238,.78);
  margin: 0 0 22px;
  max-width: 48ch;
}

.hub-action {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.scope-list {
  display: grid;
  gap: 10px;
}

.scope-row {
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 16px;
  padding: 13px 16px;
  display: flex;
  align-items: center;
  gap: 14px;
}

.scope-badge {
  flex: 0 0 auto;
  min-width: 32px;
  height: 32px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(245,190,63,.16);
  color: var(--gold);
  font-size: 12px;
  font-weight: 800;
}

.scope-row p {
  margin: 0;
  color: rgba(255,255,255,.85);
  font-size: 15px;
  font-weight: 600;
}

.scope-row small {
  display: block;
  margin-top: 2px;
  color: rgba(255,255,255,.58);
  font-size: 13px;
  font-weight: 400;
}

/* CTA */
.final-cta {
  padding: 52px 0 88px;
}

.final-cta-panel {
  background: var(--ink);
  border-radius: 28px;
  position: relative;
  overflow: hidden;
  padding: 52px 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
  color: #FFF7EE;
  box-shadow: 0 24px 50px rgba(26,22,20,.18);
}

.final-cta-panel::after {
  content: "";
  position: absolute;
  right: -120px;
  bottom: -130px;
  width: 320px;
  height: 320px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(240,90,44,.2), transparent 70%);
  pointer-events: none;
}

.final-cta-copy {
  position: relative;
  max-width: 580px;
}

.final-cta-copy .section-title {
  color: #FFF7EE;
  margin-top: 10px;
}

.final-cta-copy p {
  margin: 4px 0 0;
  color: rgba(255,247,238,.75);
}

.final-cta-btns {
  position: relative;
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

/* 页脚 */
.site-footer {
  background: var(--ink);
  color: rgba(250,245,238,.82);
  padding: 68px 0 24px;
  margin-top: 0;
}

.footer-top {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 32px;
  display: grid;
  grid-template-columns: 1.15fr 1.85fr;
  gap: 56px;
}

.footer-brand .brand {
  color: #FBF1E8;
  font-size: 19px;
}

.footer-brand p {
  margin: 16px 0 0;
  max-width: 350px;
  color: rgba(250,245,238,.74);
  font-size: 14px;
  line-height: 1.8;
}

.footer-cols {
  display: grid;
  grid-template-columns: repeat(3, minmax(0,1fr));
  gap: 28px;
}

.footer-cols h4 {
  color: #FBF1E8;
  margin: 0 0 14px;
  font-size: 15px;
  font-weight: 800;
}

.footer-cols a {
  display: block;
  width: max-content;
  max-width: 100%;
  padding: 5px 0;
  color: rgba(250,245,238,.68);
  font-size: 14px;
  line-height: 1.6;
}

.footer-cols a:hover {
  color: var(--gold);
}

.footer-bottom {
  max-width: 1200px;
  margin: 34px auto 0;
  padding: 20px 32px 0;
  border-top: 1px solid rgba(255,255,255,.1);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 10px;
  color: rgba(250,245,238,.46);
  font-size: 13px;
  padding-left: 32px;
  padding-right: 32px;
}

/* 响应式 */
@media (max-width: 1023px) {
  .header-row {
    display: flex;
    flex-wrap: wrap;
    height: auto;
    padding-top: 10px;
    padding-bottom: 10px;
  }

  .brand {
    order: 1;
  }

  .header-cta {
    order: 2;
    margin-left: auto;
    grid-column: auto;
    justify-self: auto;
  }

  .main-nav {
    order: 3;
    width: 100%;
    justify-content: flex-start;
    margin-left: -6px;
    margin-top: 4px;
  }

  .guide-hero-grid,
  .grid-split {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .hub-panel {
    grid-template-columns: 1fr;
    padding: 36px 32px;
  }

  .footer-top {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .footer-cols {
    grid-template-columns: repeat(3, minmax(0,1fr));
  }
}

@media (max-width: 768px) {
  .page-shell {
    padding-left: 20px;
    padding-right: 20px;
  }

  .guide-hero-grid {
    padding: 48px 0 54px;
  }

  .guide-hero-copy h1 {
    font-size: 34px;
  }

  .quick-strip-grid {
    grid-template-columns: 1fr;
    gap: 4px;
    padding: 24px 0;
  }

  .quick-item {
    padding: 12px 0;
  }

  .flow-section {
    padding: 58px 0 48px;
  }

  .final-cta-panel {
    padding: 36px 28px;
  }

  .footer-top,
  .footer-bottom {
    padding-left: 20px;
    padding-right: 20px;
  }
}

@media (max-width: 520px) {
  body {
    font-size: 15px;
  }

  .brand {
    font-size: 16px;
  }

  .brand-mark {
    width: 30px;
    height: 30px;
    border-radius: 10px;
  }

  .nav-chip {
    height: 36px;
    padding: 0 13px;
    font-size: 13px;
  }

  .header-cta {
    font-size: 14px;
    padding: 9px 15px;
    min-height: 38px;
  }

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

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

  .hero-actions {
    gap: 16px;
  }

  .btn-primary,
  .btn-outline {
    width: 100%;
  }

  .hero-art-card {
    position: static;
    margin: -1px 0 0;
    border-radius: 0 0 24px 24px;
  }

  .step-item {
    grid-template-columns: 46px minmax(0, 1fr);
    gap: 12px;
    padding: 18px 12px;
  }

  .step-num {
    width: 36px;
    height: 36px;
    font-size: 13px;
    border-radius: 12px;
  }

  .aside-panel {
    padding: 18px;
  }

  .scope-row {
    padding: 12px 10px;
    gap: 8px;
  }

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

  .footer-top {
    gap: 28px;
  }

  .final-cta-btns {
    width: 100%;
  }

  .final-cta-btns .btn-primary,
  .final-cta-btns .btn-outline-light {
    width: 100%;
  }
}