/* roulang page: index */
:root {
    --clr-base: #12100E;
    --clr-soft: #1E1915;
    --clr-surface: #2A231D;
    --clr-line: #3A3128;
    --clr-primary: #D4A96A;
    --clr-primary-hover: #E3C184;
    --clr-accent-hot: #C7503A;
    --clr-text: #EDE6DB;
    --clr-text-soft: #B5AA9C;
    --clr-text-muted: #8A7E70;
    --disable: #5F554A;
    --radius-card: 12px;
    --radius-large: 16px;
    --radius-btn: 10px;
    --shadow-card: 0 8px 24px rgba(0,0,0,0.25);
    --shadow-float: 0 16px 40px rgba(0,0,0,0.35);
  }

  * { box-sizing: border-box; }
  html { scroll-behavior: smooth; }
  body {
    background: var(--clr-base);
    color: var(--clr-text);
    font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", system-ui, sans-serif;
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
  }
  img { display: block; max-width: 100%; }
  a { color: var(--clr-primary); text-decoration: none; transition: color .25s ease; }
  a:hover { color: var(--clr-primary-hover); }
  button { cursor: pointer; font-family: inherit; }
  input, button, textarea { font-family: inherit; }
  .container-custom {
    max-width: 80rem;
    margin-left: auto;
    margin-right: auto;
    padding-left: 1rem;
    padding-right: 1rem;
  }
  @media (min-width: 768px) {
    .container-custom { padding-left: 1.5rem; padding-right: 1.5rem; }
  }
  @media (min-width: 1280px) {
    .container-custom { padding-left: 2rem; padding-right: 2rem; }
  }

  /* 导航 */
  .site-header {
    position: fixed;
    top: 1rem;
    left: 0;
    right: 0;
    z-index: 100;
    padding: 0 1rem;
    pointer-events: none;
  }
  .nav-pill {
    max-width: 64rem;
    margin: 0 auto;
    background: rgba(18,16,14,0.72);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 999px;
    box-shadow: 0 8px 32px rgba(0,0,0,0.3);
    pointer-events: auto;
    padding: 0 1.25rem;
  }
  .nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 56px;
  }
  .logo {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    white-space: nowrap;
  }
  .logo-main {
    font-size: 1.0625rem;
    font-weight: 800;
    letter-spacing: 0.01em;
    color: var(--clr-text);
  }
  .logo-sub {
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--clr-primary);
    background: rgba(212,169,106,0.12);
    border: 1px solid rgba(212,169,106,0.25);
    padding: 0.125rem 0.5rem;
    border-radius: 999px;
    line-height: 1.4;
  }
  .nav-links {
    display: none;
    align-items: center;
    gap: 0.25rem;
    flex: 1;
    justify-content: center;
    padding: 0 1rem;
  }
  .nav-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 44px;
    padding: 0 0.875rem;
    border-radius: 999px;
    color: var(--clr-text-soft);
    font-size: 0.9375rem;
    font-weight: 500;
    border: 1px solid transparent;
    transition: all .25s ease;
  }
  .nav-link:hover {
    color: var(--clr-primary-hover);
    background: rgba(212,169,106,0.08);
  }
  .nav-link.active {
    color: var(--clr-primary);
    background: rgba(212,169,106,0.14);
    border-color: rgba(212,169,106,0.2);
    font-weight: 600;
  }
  .nav-cta {
    display: none;
  }
  .burger-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    color: var(--clr-text);
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.1);
    transition: all .25s ease;
  }
  .burger-btn:hover {
    background: rgba(212,169,106,0.1);
    border-color: rgba(212,169,106,0.3);
    color: var(--clr-primary-hover);
  }
  .mobile-menu {
    display: none;
    background: rgba(30,25,21,0.96);
    backdrop-filter: blur(16px);
    border-radius: 16px;
    padding: 1rem;
    margin-top: 0.75rem;
    border: 1px solid rgba(255,255,255,0.06);
    box-shadow: var(--shadow-float);
  }
  .mobile-menu.show {
    display: block;
  }
  .mobile-menu a {
    display: block;
    min-height: 48px;
    line-height: 48px;
    padding: 0 1rem;
    border-radius: 10px;
    color: var(--clr-text-soft);
    font-weight: 500;
    font-size: 0.9375rem;
    border-bottom: 1px solid rgba(255,255,255,0.04);
  }
  .mobile-menu a:last-child {
    border-bottom: none;
  }
  .mobile-menu a:hover {
    color: var(--clr-primary-hover);
    background: rgba(212,169,106,0.08);
  }
  .mobile-menu .btn-mobile-cta {
    margin-top: 0.75rem;
    background: var(--clr-primary);
    color: #1A1614;
    text-align: center;
    font-weight: 700;
    border-radius: 10px;
    border: none;
  }
  .mobile-menu .btn-mobile-cta:hover {
    background: var(--clr-primary-hover);
    color: #1A1614;
  }
  @media (min-width: 1024px) {
    .nav-links { display: flex; }
    .nav-cta { display: inline-flex; }
    .burger-btn { display: none; }
    .mobile-menu { display: none !important; }
  }

  /* 按钮 */
  .btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 44px;
    padding: 0.75rem 1.75rem;
    border-radius: var(--radius-btn);
    background: var(--clr-primary);
    color: #1A1614;
    font-weight: 700;
    font-size: 0.9375rem;
    line-height: 1.4;
    border: none;
    transition: all .3s ease;
    box-shadow: 0 4px 16px rgba(212,169,106,0.2);
  }
  .btn-primary:hover {
    background: var(--clr-primary-hover);
    color: #1A1614;
    transform: translateY(-1px);
    box-shadow: 0 8px 24px rgba(212,169,106,0.28);
  }
  .btn-primary:active {
    transform: translateY(0);
    filter: brightness(0.95);
  }
  .btn-primary:focus-visible {
    outline: 2px solid var(--clr-primary-hover);
    outline-offset: 3px;
  }
  .btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 44px;
    padding: 0.75rem 1.75rem;
    border-radius: var(--radius-btn);
    background: transparent;
    color: var(--clr-text);
    font-weight: 600;
    font-size: 0.9375rem;
    border: 1px solid rgba(212,169,106,0.35);
    transition: all .3s ease;
  }
  .btn-secondary:hover {
    background: rgba(212,169,106,0.1);
    border-color: var(--clr-primary-hover);
    color: var(--clr-primary-hover);
    transform: translateY(-1px);
  }
  .btn-secondary:active {
    transform: translateY(0);
  }
  .btn-secondary:focus-visible {
    outline: 2px solid rgba(212,169,106,0.5);
    outline-offset: 3px;
  }

  /* Hero */
  .hero-section {
    position: relative;
    min-height: 92vh;
    display: flex;
    align-items: center;
    padding: 120px 0 80px;
    overflow: hidden;
  }
  .hero-bg {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    z-index: 0;
  }
  .hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, var(--clr-base) 0%, rgba(18,16,14,0.65) 45%, rgba(18,16,14,0.4) 100%), linear-gradient(to right, rgba(18,16,14,0.75) 0%, rgba(18,16,14,0.25) 100%);
    z-index: 1;
  }
  .hero-inner {
    position: relative;
    z-index: 2;
    max-width: 50rem;
  }
  .hero-badge {
    display: inline-flex;
    align-items: center;
    min-height: 30px;
    padding: 0.25rem 0.875rem;
    border-radius: 999px;
    background: rgba(18,16,14,0.5);
    border: 1px solid rgba(212,169,106,0.3);
    color: var(--clr-primary);
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 1.5rem;
  }
  .hero-title {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    line-height: 1.1;
    font-weight: 800;
    color: var(--clr-text);
    letter-spacing: 0.01em;
    margin-bottom: 1.25rem;
  }
  .hero-title .highlight {
    color: var(--clr-primary);
  }
  .hero-sub {
    font-size: clamp(1rem, 1.6vw, 1.1875rem);
    color: var(--clr-text-soft);
    max-width: 34rem;
    line-height: 1.75;
    margin-bottom: 2rem;
  }
  .hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.875rem;
  }

  /* 统计 */
  .stats-section {
    border-top: 1px solid rgba(255,255,255,0.04);
    border-bottom: 1px solid rgba(255,255,255,0.04);
  }
  .stat-card {
    background: var(--clr-soft);
    border: 1px solid var(--clr-line);
    border-radius: var(--radius-card);
    padding: 1.5rem 1rem;
    text-align: center;
    transition: all .3s ease;
  }
  .stat-card:hover {
    background: var(--clr-surface);
    border-color: rgba(212,169,106,0.25);
    transform: translateY(-2px);
  }
  .stat-value {
    font-size: 2rem;
    font-weight: 800;
    color: var(--clr-primary);
    line-height: 1.2;
  }
  .stat-label {
    color: var(--clr-text-soft);
    font-size: 0.875rem;
    margin-top: 0.375rem;
  }

  /* 板块标题 */
  .section-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 2rem;
  }
  .section-title {
    font-size: clamp(1.75rem, 3vw, 2.5rem);
    font-weight: 800;
    line-height: 1.25;
    color: var(--clr-text);
  }
  .link-more {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    color: var(--clr-text-soft);
    font-size: 0.9375rem;
    font-weight: 500;
    min-height: 44px;
    padding: 0 0.25rem;
    border-bottom: 1px solid transparent;
    transition: all .25s ease;
  }
  .link-more:hover {
    color: var(--clr-primary-hover);
    border-bottom-color: rgba(212,169,106,0.4);
  }

  /* 横滑片库 */
  .scroll-wrap {
    position: relative;
  }
  .scroll-track {
    display: flex;
    gap: 1rem;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    scrollbar-width: none;
    padding-bottom: 0.5rem;
  }
  .scroll-track::-webkit-scrollbar {
    display: none;
  }
  .track-card {
    flex-shrink: 0;
    width: 8.5rem;
    scroll-snap-align: start;
    border-radius: var(--radius-large);
    background: var(--clr-soft);
    overflow: hidden;
    border: 1px solid transparent;
    transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease;
  }
  .track-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-card);
    border-color: rgba(212,169,106,0.2);
  }
  @media (min-width: 768px) {
    .track-card { width: 11rem; }
  }
  @media (min-width: 1024px) {
    .track-card { width: 13rem; }
  }
  .track-thumb {
    position: relative;
    aspect-ratio: 2/3;
    overflow: hidden;
  }
  .track-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .5s ease;
  }
  .track-card:hover .track-thumb img {
    transform: scale(1.05);
  }
  .track-thumb::after {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(18,16,14,0.35);
    opacity: 0;
    transition: opacity .3s ease;
  }
  .track-card:hover .track-thumb::after {
    opacity: 1;
  }
  .play-badge {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0.8);
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: rgba(212,169,106,0.92);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #1A1614;
    opacity: 0;
    z-index: 2;
    transition: all .3s ease;
    pointer-events: none;
  }
  .track-card:hover .play-badge {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
  }
  .track-info {
    padding: 0.75rem 0.75rem 1rem;
  }
  .track-title {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--clr-text);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  .track-tag {
    display: inline-block;
    margin-top: 0.25rem;
    font-size: 0.75rem;
    color: var(--clr-primary);
  }
  .track-more {
    flex-shrink: 0;
    width: 8.5rem;
    border-radius: var(--radius-large);
    border: 1px dashed rgba(212,169,106,0.3);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    background: rgba(30,25,21,0.6);
    color: var(--clr-text-soft);
    font-size: 0.875rem;
    font-weight: 600;
    scroll-snap-align: start;
    transition: all .3s ease;
  }
  .track-more:hover {
    border-color: var(--clr-primary);
    color: var(--clr-primary);
    background: rgba(212,169,106,0.06);
  }
  @media (min-width: 768px) {
    .track-more { width: 11rem; }
  }
  @media (min-width: 1024px) {
    .track-more { width: 13rem; }
  }
  .track-more .arrow {
    font-size: 1.75rem;
    line-height: 1;
  }
  .scroll-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: rgba(30,25,21,0.8);
    border: 1px solid rgba(212,169,106,0.3);
    color: var(--clr-primary);
    font-size: 1.25rem;
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 5;
    transition: all .25s ease;
  }
  .scroll-arrow:hover {
    background: var(--clr-primary);
    color: #1A1614;
  }
  .scroll-arrow.left { left: -14px; }
  .scroll-arrow.right { right: -14px; }
  @media (min-width: 1024px) {
    .scroll-arrow { display: flex; }
  }

  /* 热播 */
  .hot-feature {
    position: relative;
    border-radius: var(--radius-large);
    overflow: hidden;
    min-height: 420px;
    display: flex;
    align-items: flex-end;
    border: 1px solid var(--clr-line);
  }
  .hot-feature .bg-img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .6s ease;
  }
  .hot-feature:hover .bg-img {
    transform: scale(1.03);
  }
  .hot-feature::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(18,16,14,0.88) 0%, rgba(18,16,14,0.25) 65%, transparent 100%);
  }
  .hot-content {
    position: relative;
    z-index: 2;
    padding: 1.75rem;
  }
  .hot-badge {
    display: inline-flex;
    align-items: center;
    min-height: 26px;
    padding: 0.125rem 0.75rem;
    border-radius: 999px;
    background: var(--clr-accent-hot);
    color: #fff;
    font-size: 0.8125rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
  }
  .hot-title {
    font-size: clamp(1.375rem, 2.4vw, 1.875rem);
    font-weight: 800;
    color: var(--clr-text);
    line-height: 1.3;
    margin-bottom: 0.5rem;
  }
  .hot-desc {
    color: var(--clr-text-soft);
    font-size: 0.9375rem;
    line-height: 1.7;
    max-width: 30rem;
    margin-bottom: 1.25rem;
  }
  .hot-list {
    display: flex;
    flex-direction: column;
    gap: 0.875rem;
  }
  .hot-list-item {
    display: flex;
    gap: 0.875rem;
    padding: 0.875rem;
    border-radius: var(--radius-card);
    background: var(--clr-soft);
    border: 1px solid var(--clr-line);
    transition: all .3s ease;
    align-items: center;
  }
  .hot-list-item:hover {
    background: var(--clr-surface);
    transform: translateY(-2px);
    box-shadow: var(--shadow-card);
    border-color: rgba(212,169,106,0.2);
  }
  .hot-list-thumb {
    width: 104px;
    aspect-ratio: 16/9;
    border-radius: 8px;
    object-fit: cover;
    flex-shrink: 0;
  }
  .hot-list-info {
    min-width: 0;
    flex: 1;
  }
  .hot-list-title {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--clr-text);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  .hot-list-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    color: var(--clr-primary);
    font-size: 0.8125rem;
    margin-top: 0.25rem;
  }
  .hot-list-link {
    font-size: 0.8125rem;
    color: var(--clr-text-muted);
    margin-top: 0.25rem;
    display: inline-block;
  }
  .hot-list-link:hover {
    color: var(--clr-primary-hover);
  }

  /* 通用卡片 */
  .card-base {
    border-radius: var(--radius-card);
    background: var(--clr-soft);
    border: 1px solid var(--clr-line);
    overflow: hidden;
    transition: all .3s ease;
  }
  .card-base:hover {
    background: var(--clr-surface);
    transform: translateY(-3px);
    box-shadow: var(--shadow-card);
  }
  .card-cover {
    position: relative;
    aspect-ratio: 16/10;
    overflow: hidden;
  }
  .card-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .5s ease;
  }
  .card-base:hover .card-cover img {
    transform: scale(1.04);
  }
  .card-body {
    padding: 1.125rem 1.25rem 1.375rem;
  }
  .card-title {
    font-size: 1.0625rem;
    font-weight: 700;
    color: var(--clr-text);
    line-height: 1.4;
    margin-bottom: 0.375rem;
  }
  .card-desc {
    font-size: 0.875rem;
    color: var(--clr-text-soft);
    line-height: 1.7;
  }
  .card-link {
    margin-top: 0.75rem;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--clr-primary);
  }
  .card-link:hover {
    color: var(--clr-primary-hover);
  }

  .list-card-h {
    display: flex;
    gap: 1rem;
    padding: 1rem;
    border-radius: var(--radius-card);
    background: var(--clr-soft);
    border: 1px solid var(--clr-line);
    transition: all .3s ease;
    align-items: center;
  }
  .list-card-h:hover {
    background: var(--clr-surface);
    transform: translateY(-2px);
    box-shadow: var(--shadow-card);
  }
  .list-card-h .thumb {
    width: 140px;
    aspect-ratio: 16/10;
    border-radius: 8px;
    object-fit: cover;
    flex-shrink: 0;
  }
  @media (max-width: 640px) {
    .list-card-h .thumb { width: 100px; }
  }
  .list-card-h .info { flex: 1; min-width: 0; }

  /* 资讯卡片 */
  .info-card {
    display: flex;
    gap: 1.125rem;
    padding: 1.125rem;
    border-radius: var(--radius-card);
    background: var(--clr-soft);
    border: 1px solid var(--clr-line);
    transition: all .3s ease;
  }
  .info-card:hover {
    background: var(--clr-surface);
    transform: translateY(-2px);
    box-shadow: var(--shadow-card);
  }
  .info-thumb {
    width: 160px;
    aspect-ratio: 16/9;
    border-radius: 8px;
    object-fit: cover;
    flex-shrink: 0;
  }
  .info-body {
    flex: 1;
    min-width: 0;
  }
  .category-badge {
    display: inline-flex;
    align-items: center;
    min-height: 24px;
    padding: 0.125rem 0.625rem;
    border-radius: 999px;
    border: 1px solid rgba(212,169,106,0.3);
    color: var(--clr-primary);
    font-size: 0.75rem;
    font-weight: 600;
    background: rgba(212,169,106,0.06);
    margin-right: 0.5rem;
  }
  .info-time {
    font-size: 0.8125rem;
    color: var(--clr-text-muted);
  }
  .info-title {
    font-size: 1.0625rem;
    font-weight: 700;
    color: var(--clr-text);
    margin: 0.375rem 0 0.375rem;
    line-height: 1.45;
    transition: color .25s;
  }
  .info-title a {
    color: inherit;
  }
  .info-title a:hover {
    color: var(--clr-primary);
  }
  .info-summary {
    font-size: 0.875rem;
    color: var(--clr-text-soft);
    line-height: 1.7;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin-bottom: 0.5rem;
  }
  @media (max-width: 640px) {
    .info-card { flex-direction: column; }
    .info-thumb { width: 100%; aspect-ratio: 16/9; }
  }

  /* 搜索框 */
  .search-box {
    display: flex;
    gap: 0.75rem;
    background: var(--clr-soft);
    border: 1px solid var(--clr-line);
    border-radius: var(--radius-btn);
    padding: 0.5rem 0.5rem 0.5rem 1rem;
    transition: border-color .3s, box-shadow .3s;
  }
  .search-box:focus-within {
    border-color: var(--clr-primary);
    box-shadow: 0 0 0 3px rgba(212,169,106,0.15);
  }
  .search-box input {
    flex: 1;
    min-width: 0;
    background: transparent;
    border: none;
    outline: none;
    color: var(--clr-text);
    font-size: 0.9375rem;
    height: 40px;
  }
  .search-box input::placeholder {
    color: var(--clr-text-muted);
  }
  .search-box button {
    height: 40px;
    padding: 0 1.125rem;
    border-radius: 8px;
    background: var(--clr-primary);
    color: #1A1614;
    font-weight: 700;
    font-size: 0.875rem;
    border: none;
    transition: background .3s;
    flex-shrink: 0;
  }
  .search-box button:hover {
    background: var(--clr-primary-hover);
  }

  /* 标签云 */
  .tag-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 1rem;
  }
  .tag-cloud a {
    display: inline-flex;
    align-items: center;
    min-height: 36px;
    padding: 0.25rem 0.875rem;
    border-radius: 999px;
    background: var(--clr-soft);
    border: 1px solid var(--clr-line);
    color: var(--clr-text-soft);
    font-size: 0.875rem;
    transition: all .25s ease;
  }
  .tag-cloud a:hover {
    color: var(--clr-primary);
    border-color: rgba(212,169,106,0.4);
    background: rgba(212,169,106,0.06);
  }

  /* FAQ */
  .faq-item {
    background: var(--clr-soft);
    border: 1px solid var(--clr-line);
    border-radius: var(--radius-card);
    margin-bottom: 0.875rem;
    overflow: hidden;
    transition: background .3s, border-color .3s;
  }
  .faq-item.open {
    background: var(--clr-surface);
    border-color: rgba(212,169,106,0.25);
  }
  .faq-q {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 1.125rem 1.375rem;
    font-size: 1rem;
    font-weight: 600;
    color: var(--clr-text);
    background: transparent;
    border: none;
    text-align: left;
    min-height: 56px;
    transition: color .25s;
  }
  .faq-q:hover {
    color: var(--clr-primary-hover);
  }
  .faq-icon {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(212,169,106,0.1);
    color: var(--clr-primary);
    font-size: 1.25rem;
    font-weight: 400;
    flex-shrink: 0;
    transition: transform .3s ease, background .3s;
  }
  .faq-item.open .faq-icon {
    transform: rotate(45deg);
    background: rgba(212,169,106,0.2);
  }
  .faq-a {
    max-height: 0;
    overflow: hidden;
    padding: 0 1.375rem;
    color: var(--clr-text-soft);
    line-height: 1.7;
    font-size: 0.9375rem;
    transition: max-height .35s ease, padding .35s ease;
  }
  .faq-item.open .faq-a {
    max-height: 320px;
    padding: 0 1.375rem 1.5rem;
  }

  /* CTA */
  .cta-panel {
    position: relative;
    border-radius: 20px;
    padding: 4rem 2rem;
    overflow: hidden;
    background-size: cover;
    background-position: center;
    text-align: center;
  }
  .cta-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(18,16,14,0.82) 0%, rgba(30,25,21,0.6) 100%);
  }
  .cta-content {
    position: relative;
    z-index: 2;
    max-width: 36rem;
    margin: 0 auto;
  }
  .cta-content h2 {
    font-size: clamp(1.75rem, 3vw, 2.5rem);
    font-weight: 800;
    color: var(--clr-text);
    line-height: 1.25;
    margin-bottom: 0.75rem;
  }
  .cta-content p {
    color: var(--clr-text-soft);
    font-size: 1rem;
    line-height: 1.7;
    margin-bottom: 1.5rem;
  }

  /* 页脚 */
  .footer {
    background: #0B0908;
    border-top: 1px solid var(--clr-line);
    padding: 4rem 0 0;
    margin-top: 2rem;
  }
  .footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 2rem;
    padding-bottom: 2.5rem;
  }
  @media (max-width: 768px) {
    .footer-grid { grid-template-columns: 1fr 1fr; }
  }
  @media (max-width: 520px) {
    .footer-grid { grid-template-columns: 1fr; }
  }
  .footer-brand .footer-logo {
    font-size: 1.125rem;
    font-weight: 800;
    color: var(--clr-text);
    margin-bottom: 0.75rem;
  }
  .footer-brand p {
    color: var(--clr-text-muted);
    font-size: 0.875rem;
    line-height: 1.7;
    max-width: 22rem;
  }
  .footer-col h4 {
    font-size: 0.9375rem;
    font-weight: 700;
    color: var(--clr-text);
    margin-bottom: 1rem;
  }
  .footer-col a {
    display: block;
    color: var(--clr-text-muted);
    font-size: 0.875rem;
    padding: 0.25rem 0;
    transition: color .25s;
  }
  .footer-col a:hover {
    color: var(--clr-primary);
  }
  .footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.05);
    padding: 1.25rem 0;
    text-align: center;
    color: var(--clr-text-muted);
    font-size: 0.8125rem;
  }

  /* 空状态 */
  .empty-state {
    background: var(--clr-soft);
    border: 1px dashed var(--clr-line);
    border-radius: var(--radius-card);
    padding: 2.5rem 1.5rem;
    text-align: center;
    color: var(--clr-text-muted);
    font-size: 0.9375rem;
  }

  /* 卡片间距 */
  .section-spacing {
    padding-top: 4rem;
    padding-bottom: 4rem;
  }
  @media (min-width: 768px) {
    .section-spacing {
      padding-top: 6rem;
      padding-bottom: 6rem;
    }
  }

  /* 双列条目 */
  .entry-card {
    display: flex;
    gap: 1.25rem;
    padding: 1.25rem;
    border-radius: var(--radius-card);
    background: var(--clr-soft);
    border: 1px solid var(--clr-line);
    transition: all .3s ease;
  }
  .entry-card:hover {
    background: var(--clr-surface);
    transform: translateY(-2px);
    box-shadow: var(--shadow-card);
  }
  .entry-card .entry-num {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--clr-primary);
    line-height: 1;
    flex-shrink: 0;
    min-width: 2rem;
  }
  .entry-card .entry-info h3 {
    font-size: 1.0625rem;
    font-weight: 700;
    color: var(--clr-text);
    margin-bottom: 0.375rem;
  }
  .entry-card .entry-info p {
    color: var(--clr-text-soft);
    font-size: 0.875rem;
    line-height: 1.7;
  }
  .entry-card .entry-info a {
    display: inline-block;
    margin-top: 0.5rem;
    font-weight: 600;
    font-size: 0.875rem;
  }

  @media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
      animation-duration: 0.01ms !important;
      transition-duration: 0.01ms !important;
    }
  }

/* roulang page: category1 */
:root {
            --clr-base: #12100E;
            --clr-soft: #1E1915;
            --clr-surface: #2A231D;
            --clr-line: #3A3128;
            --clr-primary: #D4A96A;
            --clr-primary-hover: #E3C184;
            --clr-accent-hot: #C7503A;
            --clr-text: #EDE6DB;
            --clr-text-soft: #B5AA9C;
            --clr-text-muted: #8A7E70;
            --radius-card: 12px;
            --radius-lg: 16px;
            --radius-btn: 10px;
            --radius-pill: 999px;
            --shadow-card: 0 8px 24px rgba(0,0,0,0.25);
            --shadow-lift: 0 16px 40px rgba(0,0,0,0.35);
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", system-ui, sans-serif;
            background: var(--clr-base);
            color: var(--clr-text);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }

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

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

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

        input,
        textarea {
            font-family: inherit;
        }

        .container-custom {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 16px;
        }

        @media (min-width:768px) {
            .container-custom {
                padding: 0 24px;
            }
        }
        @media (min-width:1024px) {
            .container-custom {
                padding: 0 32px;
            }
        }

        /* ========== 导航 ========== */
        .site-header {
            position: fixed;
            top: 14px;
            left: 0;
            right: 0;
            z-index: 50;
            display: flex;
            justify-content: center;
            padding: 0 12px;
            pointer-events: none;
        }

        .nav-pill {
            pointer-events: auto;
            max-width: 1080px;
            width: 100%;
            background: rgba(18, 16, 14, 0.72);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-pill);
            box-shadow: var(--shadow-card);
            transition: box-shadow 0.3s ease;
        }

        .nav-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 56px;
            padding: 0 10px 0 22px;
        }

        .logo {
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .logo-main {
            font-weight: 800;
            font-size: 1.125rem;
            color: var(--clr-primary);
            letter-spacing: 0.5px;
            white-space: nowrap;
        }

        .nav-links {
            display: none;
            align-items: center;
            gap: 2px;
        }

        .nav-link {
            display: inline-block;
            padding: 8px 14px;
            border-radius: var(--radius-pill);
            font-size: 0.9375rem;
            color: var(--clr-text-soft);
            transition: all 0.2s ease;
        }

        .nav-link:hover {
            color: var(--clr-text);
            background: rgba(255, 255, 255, 0.06);
        }

        .nav-link.active {
            color: var(--clr-primary);
            background: rgba(212, 169, 106, 0.12);
            font-weight: 600;
        }

        .nav-cta {
            display: none;
        }

        .burger-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-pill);
            color: var(--clr-text-soft);
            transition: all 0.2s ease;
        }

        .burger-btn:hover {
            color: var(--clr-text);
            background: rgba(255, 255, 255, 0.08);
        }

        .mobile-menu {
            display: none;
            padding: 12px;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
        }

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

        .mobile-menu a {
            display: block;
            padding: 12px 14px;
            border-radius: 12px;
            font-size: 0.9375rem;
            color: var(--clr-text-soft);
            transition: all 0.2s ease;
        }

        .mobile-menu a:hover,
        .mobile-menu a.active {
            color: var(--clr-primary);
            background: rgba(212, 169, 106, 0.1);
        }

        .mobile-menu .btn-mobile-cta {
            margin-top: 8px;
            text-align: center;
            background: var(--clr-primary);
            color: #1A1614;
            font-weight: 700;
        }

        @media (min-width:1024px) {
            .site-header {
                top: 18px;
            }
            .nav-links {
                display: flex;
            }
            .nav-cta {
                display: block;
            }
            .burger-btn {
                display: none;
            }
            .mobile-menu {
                display: none !important;
            }
        }

        /* ========== 按钮 ========== */
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            border-radius: var(--radius-btn);
            background: var(--clr-primary);
            color: #1A1614;
            font-weight: 700;
            font-size: 0.9375rem;
            padding: 0.75rem 1.75rem;
            transition: all 0.2s ease;
            min-height: 44px;
        }

        .btn-primary:hover {
            background: var(--clr-primary-hover);
            transform: translateY(-1px);
            box-shadow: var(--shadow-lift);
        }

        .btn-primary:active {
            transform: translateY(0);
            filter: brightness(0.95);
        }

        .btn-primary:focus-visible,
        .btn-secondary:focus-visible {
            outline: 2px solid var(--clr-primary);
            outline-offset: 3px;
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            border-radius: var(--radius-btn);
            border: 1px solid rgba(212, 169, 106, 0.35);
            color: var(--clr-primary);
            font-weight: 600;
            font-size: 0.9375rem;
            padding: 0.75rem 1.75rem;
            background: transparent;
            transition: all 0.2s ease;
            min-height: 44px;
        }

        .btn-secondary:hover {
            background: rgba(212, 169, 106, 0.1);
            border-color: rgba(212, 169, 106, 0.7);
        }

        /* ========== Banner ========== */
        .entry-banner {
            position: relative;
            min-height: 460px;
            display: flex;
            align-items: center;
            background-size: cover;
            background-position: center;
            padding: 120px 0 64px;
        }

        .entry-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(18, 16, 14, 0.92) 0%, rgba(18, 16, 14, 0.75) 50%, rgba(18, 16, 14, 0.4) 100%);
            z-index: 1;
        }

        .entry-banner .container-custom {
            position: relative;
            z-index: 2;
        }

        .banner-tag {
            display: inline-block;
            padding: 4px 14px;
            border-radius: var(--radius-pill);
            background: rgba(212, 169, 106, 0.12);
            border: 1px solid rgba(212, 169, 106, 0.25);
            color: var(--clr-primary);
            font-size: 0.8125rem;
            font-weight: 600;
            letter-spacing: 0.5px;
            margin-bottom: 16px;
        }

        .entry-banner h1 {
            font-size: clamp(1.875rem, 3vw, 2.5rem);
            font-weight: 800;
            line-height: 1.25;
            color: var(--clr-text);
            margin-bottom: 16px;
        }

        .entry-banner .banner-desc {
            font-size: 1.0625rem;
            color: var(--clr-text-soft);
            max-width: 560px;
            margin-bottom: 32px;
            line-height: 1.75;
        }

        .banner-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
        }

        /* ========== Section 通用 ========== */
        .section {
            padding: 64px 0;
        }

        @media (min-width:768px) {
            .section {
                padding: 96px 0;
            }
        }

        .section-head {
            margin-bottom: 32px;
        }

        .section-head h2 {
            font-size: clamp(1.75rem, 3vw, 2.25rem);
            font-weight: 800;
            line-height: 1.25;
            color: var(--clr-text);
            margin-bottom: 8px;
        }

        .section-head p {
            font-size: 1rem;
            color: var(--clr-text-muted);
            max-width: 560px;
        }

        .section-sub-tag {
            display: inline-block;
            font-size: 0.8125rem;
            color: var(--clr-primary);
            font-weight: 600;
            margin-bottom: 8px;
            letter-spacing: 0.3px;
        }

        /* ========== 入口方式卡片 ========== */
        .entry-card {
            background: var(--clr-soft);
            border: 1px solid rgba(255, 255, 255, 0.05);
            border-radius: var(--radius-lg);
            padding: 28px;
            box-shadow: var(--shadow-card);
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
            display: flex;
            flex-direction: column;
        }

        .entry-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-lift);
            border-color: rgba(212, 169, 106, 0.15);
        }

        .entry-card .card-icon {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: rgba(212, 169, 106, 0.12);
            color: var(--clr-primary);
            font-size: 1.25rem;
            margin-bottom: 16px;
        }

        .entry-card h3 {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--clr-text);
            margin-bottom: 8px;
            line-height: 1.4;
        }

        .entry-card p {
            font-size: 0.9375rem;
            color: var(--clr-text-soft);
            line-height: 1.7;
            flex-grow: 1;
        }

        .entry-card .card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--clr-primary);
            font-weight: 600;
            font-size: 0.9375rem;
            margin-top: 16px;
            transition: gap 0.2s ease;
        }

        .entry-card .card-link:hover {
            gap: 10px;
        }

        .entry-card-lg {
            background: linear-gradient(135deg, var(--clr-soft) 0%, #241F19 100%);
        }

        .entry-card-lg .card-thumb {
            height: 180px;
            border-radius: 10px;
            background-size: cover;
            background-position: center;
            margin-bottom: 20px;
            position: relative;
            overflow: hidden;
        }

        .entry-card-lg .card-thumb::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 40%, rgba(18, 16, 14, 0.6) 100%);
        }

        /* ========== 流程步骤 ========== */
        .step-card {
            background: var(--clr-soft);
            border: 1px solid rgba(255, 255, 255, 0.05);
            border-radius: var(--radius-card);
            padding: 24px;
            position: relative;
            transition: all 0.3s ease;
        }

        .step-card:hover {
            border-color: rgba(212, 169, 106, 0.2);
            box-shadow: var(--shadow-card);
            transform: translateY(-2px);
        }

        .step-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: rgba(212, 169, 106, 0.15);
            color: var(--clr-primary);
            font-weight: 700;
            font-size: 0.875rem;
            margin-bottom: 12px;
        }

        .step-card h3 {
            font-size: 1.0625rem;
            font-weight: 700;
            color: var(--clr-text);
            margin-bottom: 6px;
        }

        .step-card p {
            font-size: 0.875rem;
            color: var(--clr-text-muted);
            line-height: 1.6;
        }

        /* ========== 图文双列 ========== */
        .feature-panel {
            background: var(--clr-soft);
            border-radius: var(--radius-lg);
            border: 1px solid rgba(255, 255, 255, 0.05);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all 0.3s ease;
            height: 100%;
        }

        .feature-panel:hover {
            box-shadow: var(--shadow-lift);
        }

        .feature-panel .feature-img {
            height: 180px;
            background-size: cover;
            background-position: center;
            position: relative;
        }

        .feature-panel .feature-img::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 50%, rgba(18, 16, 14, 0.45) 100%);
        }

        .feature-panel .feature-body {
            padding: 24px;
        }

        .feature-panel h3 {
            font-size: 1.125rem;
            font-weight: 700;
            color: var(--clr-text);
            margin-bottom: 8px;
        }

        .feature-panel p {
            font-size: 0.9375rem;
            color: var(--clr-text-soft);
            line-height: 1.7;
        }

        .feature-list {
            list-style: none;
            margin-top: 12px;
        }

        .feature-list li {
            display: flex;
            align-items: flex-start;
            gap: 8px;
            font-size: 0.9375rem;
            color: var(--clr-text-soft);
            padding: 4px 0;
        }

        .feature-list li i {
            color: var(--clr-primary);
            font-size: 0.875rem;
            margin-top: 4px;
        }

        /* ========== 安全提醒 ========== */
        .safety-card {
            background: var(--clr-soft);
            border: 1px solid rgba(255, 255, 255, 0.05);
            border-radius: var(--radius-card);
            padding: 24px;
            display: flex;
            gap: 16px;
            transition: all 0.3s ease;
        }

        .safety-card:hover {
            border-color: rgba(212, 169, 106, 0.18);
            box-shadow: var(--shadow-card);
        }

        .safety-card .safety-icon {
            flex-shrink: 0;
            width: 40px;
            height: 40px;
            border-radius: 10px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: rgba(199, 80, 58, 0.12);
            color: var(--clr-accent-hot);
            font-size: 1rem;
        }

        .safety-card h3 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--clr-text);
            margin-bottom: 4px;
        }

        .safety-card p {
            font-size: 0.875rem;
            color: var(--clr-text-muted);
            line-height: 1.6;
        }

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

        .faq-item {
            background: var(--clr-soft);
            border: 1px solid rgba(255, 255, 255, 0.05);
            border-radius: var(--radius-card);
            margin-bottom: 12px;
            overflow: hidden;
            transition: all 0.3s ease;
        }

        .faq-item.open {
            border-color: rgba(212, 169, 106, 0.25);
            background: #241F19;
        }

        .faq-q {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            width: 100%;
            padding: 20px 24px;
            text-align: left;
            font-size: 1rem;
            font-weight: 600;
            color: var(--clr-text);
            min-height: 60px;
            transition: all 0.2s ease;
        }

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

        .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: rgba(212, 169, 106, 0.12);
            color: var(--clr-primary);
            font-size: 0.875rem;
            transition: transform 0.3s ease;
        }

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

        .faq-a {
            display: none;
            padding: 0 24px 20px;
            font-size: 0.9375rem;
            color: var(--clr-text-soft);
            line-height: 1.75;
        }

        .faq-item.open .faq-a {
            display: block;
            animation: fadeIn 0.3s ease;
        }

        @keyframes fadeIn {
            from {
                opacity: 0;
                transform: translateY(-4px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        /* ========== CTA ========== */
        .cta-panel {
            position: relative;
            border-radius: 24px;
            background-size: cover;
            background-position: center;
            padding: 64px 32px;
            text-align: center;
            overflow: hidden;
        }

        .cta-panel::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(18, 16, 14, 0.85) 0%, rgba(18, 16, 14, 0.72) 100%);
        }

        .cta-panel .cta-content {
            position: relative;
            z-index: 2;
        }

        .cta-panel h2 {
            font-size: clamp(1.75rem, 3vw, 2.5rem);
            font-weight: 800;
            color: var(--clr-text);
            margin-bottom: 12px;
            line-height: 1.3;
        }

        .cta-panel p {
            font-size: 1rem;
            color: var(--clr-text-soft);
            max-width: 480px;
            margin: 0 auto 32px;
            line-height: 1.7;
        }

        /* ========== Footer ========== */
        .footer {
            background: #0D0B09;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            padding: 64px 0 32px;
            margin-top: 80px;
        }

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

        @media (min-width:768px) {
            .footer-grid {
                grid-template-columns: 2fr 1fr 1fr 1fr;
                gap: 32px;
            }
        }

        .footer-logo {
            font-size: 1.25rem;
            font-weight: 800;
            color: var(--clr-primary);
            margin-bottom: 12px;
        }

        .footer-brand p {
            font-size: 0.875rem;
            color: var(--clr-text-muted);
            line-height: 1.7;
            max-width: 300px;
        }

        .footer-col h4 {
            font-size: 0.9375rem;
            font-weight: 700;
            color: var(--clr-text);
            margin-bottom: 16px;
        }

        .footer-col a {
            display: block;
            font-size: 0.875rem;
            color: var(--clr-text-muted);
            padding: 4px 0;
            transition: color 0.2s ease;
        }

        .footer-col a:hover {
            color: var(--clr-primary);
        }

        .footer-bottom {
            margin-top: 48px;
            padding-top: 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            text-align: center;
        }

        .footer-bottom p {
            font-size: 0.8125rem;
            color: var(--clr-text-muted);
        }

        /* ========== 通用卡片样式 ========== */
        .badge {
            display: inline-block;
            padding: 3px 12px;
            border-radius: var(--radius-pill);
            font-size: 0.75rem;
            font-weight: 600;
            background: rgba(212, 169, 106, 0.1);
            border: 1px solid rgba(212, 169, 106, 0.2);
            color: var(--clr-primary);
        }

        /* 滚动条隐藏 */
        .no-scrollbar::-webkit-scrollbar {
            display: none;
        }

        .no-scrollbar {
            -ms-overflow-style: none;
            scrollbar-width: none;
        }

        /* 图片圆角统一 */
        .img-cover {
            object-fit: cover;
            width: 100%;
            height: 100%;
        }

        @media (max-width:640px) {
            .section-head h2 {
                font-size: 1.625rem;
            }
            .entry-card {
                padding: 20px;
            }
            .cta-panel {
                padding: 48px 20px;
                border-radius: 16px;
            }
            .footer-grid {
                gap: 32px;
            }
        }

/* roulang page: category2 */
:root {
            --clr-base: #12100E;
            --clr-soft: #1E1915;
            --clr-surface: #2A231D;
            --clr-line: #3A3128;
            --clr-primary: #D4A96A;
            --clr-primary-hover: #E3C184;
            --clr-accent-hot: #C7503A;
            --clr-text: #EDE6DB;
            --clr-text-soft: #B5AA9C;
            --clr-text-muted: #8A7E70;
            --shadow-card: 0 8px 24px rgba(0, 0, 0, 0.25);
            --shadow-over: 0 16px 40px rgba(0, 0, 0, 0.35);
            --radius-card: 12px;
            --radius-lg: 16px;
            --radius-btn: 10px;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", system-ui, -apple-system, sans-serif;
            background-color: var(--clr-base);
            color: var(--clr-text);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }
        img {
            max-width: 100%;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
        }
        button {
            font-family: inherit;
            border: none;
            background: none;
            cursor: pointer;
        }
        .container-custom {
            max-width: 80rem;
            margin: 0 auto;
            padding-left: 1rem;
            padding-right: 1rem;
        }
        @media (min-width: 768px) {
            .container-custom {
                padding-left: 1.5rem;
                padding-right: 1.5rem;
            }
        }
        @media (min-width: 1280px) {
            .container-custom {
                padding-left: 2rem;
                padding-right: 2rem;
            }
        }

        /* ===== 导航 ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            padding-top: 0.75rem;
            display: flex;
            justify-content: center;
            pointer-events: none;
        }
        .nav-pill {
            pointer-events: auto;
            position: relative;
            width: calc(100% - 2rem);
            max-width: 62rem;
            background: rgba(18, 16, 14, 0.65);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: 999px;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.25);
        }
        .nav-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 56px;
            padding: 0 0.5rem 0 1.25rem;
        }
        .navbar-logo {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            flex-shrink: 0;
        }
        .logo-main {
            font-weight: 800;
            font-size: 1.05rem;
            color: var(--clr-text);
            letter-spacing: 0.01em;
            white-space: nowrap;
        }
        .logo-sub {
            font-size: 0.7rem;
            color: var(--clr-primary);
            background: rgba(212, 169, 106, 0.15);
            padding: 0.15rem 0.5rem;
            border-radius: 999px;
        }
        .nav-links {
            display: none;
            align-items: center;
            gap: 0.35rem;
        }
        .nav-link {
            padding: 0.5rem 1rem;
            font-size: 0.9rem;
            color: var(--clr-text-soft);
            border-radius: 999px;
            transition: all 0.2s ease;
        }
        .nav-link:hover {
            color: var(--clr-text);
            background: rgba(255, 255, 255, 0.06);
        }
        .nav-link.active {
            color: var(--clr-primary);
            background: rgba(212, 169, 106, 0.12);
            font-weight: 600;
        }
        .nav-cta {
            display: none;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: var(--clr-primary);
            color: #1A1614;
            font-weight: 700;
            border-radius: var(--radius-btn);
            transition: all 0.2s ease;
            font-size: 0.9rem;
            min-height: 44px;
            padding: 0.625rem 1.5rem;
        }
        .btn-primary:hover {
            background: var(--clr-primary-hover);
            transform: translateY(-1px);
            box-shadow: 0 6px 20px rgba(212, 169, 106, 0.2);
        }
        .btn-primary:active {
            transform: translateY(0);
            filter: brightness(0.96);
        }
        .btn-primary:focus-visible {
            outline: 2px solid var(--clr-primary);
            outline-offset: 2px;
        }
        .burger-btn {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 44px;
            height: 44px;
            border-radius: 999px;
            color: var(--clr-text);
            transition: background 0.2s;
        }
        .burger-btn:hover {
            background: rgba(255, 255, 255, 0.08);
        }
        .mobile-menu {
            display: none;
            position: absolute;
            top: 64px;
            left: 0.5rem;
            right: 0.5rem;
            background: rgba(30, 25, 21, 0.97);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: 16px;
            padding: 0.75rem;
            box-shadow: var(--shadow-over);
            z-index: 99;
        }
        .mobile-menu.open {
            display: block;
        }
        .mobile-menu a {
            display: block;
            padding: 0.75rem 1rem;
            font-size: 0.95rem;
            color: var(--clr-text-soft);
            border-radius: 10px;
            transition: all 0.2s;
        }
        .mobile-menu a:hover {
            background: rgba(255, 255, 255, 0.06);
            color: var(--clr-text);
        }
        .mobile-menu a.active {
            color: var(--clr-primary);
            background: rgba(212, 169, 106, 0.1);
        }
        .mobile-menu .btn-mobile-cta {
            margin-top: 0.5rem;
            background: var(--clr-primary);
            color: #1A1614;
            font-weight: 700;
            text-align: center;
            border-radius: 10px;
        }
        @media (min-width: 768px) {
            .nav-links {
                display: flex;
            }
            .nav-cta {
                display: block;
                margin-left: 0.25rem;
            }
            .burger-btn {
                display: none;
            }
        }

        /* ===== Hero Banner ===== */
        .page-hero {
            background-size: cover;
            background-position: center;
            position: relative;
            padding-top: 8.5rem;
            padding-bottom: 4rem;
            min-height: 480px;
            display: flex;
            align-items: center;
        }
        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(18, 16, 14, 0.55) 0%, rgba(18, 16, 14, 0.75) 60%, var(--clr-base) 100%);
        }
        .page-hero::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(18, 16, 14, 0.4) 0%, rgba(18, 16, 14, 0.15) 50%, transparent 100%);
        }
        .page-hero-content {
            position: relative;
            z-index: 2;
            max-width: 48rem;
        }
        .page-hero h1 {
            font-size: clamp(1.875rem, 4vw, 2.75rem);
            font-weight: 800;
            line-height: 1.2;
            color: var(--clr-text);
            margin-bottom: 1rem;
        }
        .page-hero p {
            font-size: 1.05rem;
            color: var(--clr-text-soft);
            max-width: 500px;
            margin-bottom: 1.75rem;
            line-height: 1.8;
        }

        /* ===== 统计 ===== */
        .stats-section {
            padding-top: 2.5rem;
            padding-bottom: 3.5rem;
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1rem;
        }
        .stat-card {
            background: var(--clr-soft);
            border: 1px solid var(--clr-line);
            border-radius: var(--radius-lg);
            padding: 1.5rem 1.25rem;
            text-align: center;
            transition: box-shadow 0.3s ease;
        }
        .stat-card:hover {
            box-shadow: var(--shadow-card);
        }
        .stat-number {
            font-size: clamp(1.75rem, 3vw, 2.25rem);
            font-weight: 800;
            color: var(--clr-primary);
            line-height: 1.2;
        }
        .stat-label {
            font-size: 0.875rem;
            color: var(--clr-text-muted);
            margin-top: 0.25rem;
        }
        @media (max-width: 640px) {
            .stats-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 0.75rem;
            }
            .stat-card {
                padding: 1rem 0.75rem;
            }
        }

        /* ===== 板块标题 ===== */
        .section-block {
            padding-top: 4rem;
            padding-bottom: 4rem;
        }
        @media (min-width: 768px) {
            .section-block {
                padding-top: 6rem;
                padding-bottom: 6rem;
            }
        }
        .section-head {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 1rem;
            margin-bottom: 2rem;
            flex-wrap: wrap;
        }
        .section-head h2 {
            font-size: clamp(1.75rem, 3vw, 2.25rem);
            font-weight: 800;
            line-height: 1.25;
        }
        .section-head .link-all {
            font-size: 0.875rem;
            color: var(--clr-primary);
            display: inline-flex;
            align-items: center;
            gap: 0.25rem;
            padding: 0.5rem 0.75rem;
            border-radius: 999px;
            transition: background 0.2s;
        }
        .section-head .link-all:hover {
            background: rgba(212, 169, 106, 0.1);
            color: var(--clr-primary-hover);
        }

        /* ===== 精选推荐 1大2小 ===== */
        .featured-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 1.5rem;
        }
        @media (min-width: 768px) {
            .featured-grid {
                grid-template-columns: 7fr 5fr;
            }
        }
        .featured-main {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            min-height: 320px;
            display: flex;
            align-items: flex-end;
            box-shadow: var(--shadow-card);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }
        .featured-main:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-over);
        }
        .featured-main img {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .featured-main:hover img {
            transform: scale(1.04);
        }
        .featured-main::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 30%, rgba(18, 16, 14, 0.9) 100%);
        }
        .featured-main-content {
            position: relative;
            z-index: 2;
            padding: 1.75rem;
        }
        .badge {
            display: inline-block;
            background: rgba(212, 169, 106, 0.18);
            color: var(--clr-primary);
            font-size: 0.75rem;
            font-weight: 600;
            padding: 0.25rem 0.75rem;
            border-radius: 999px;
            margin-bottom: 0.5rem;
        }
        .badge-hot {
            background: rgba(199, 80, 58, 0.85);
            color: #fff;
        }
        .featured-main-content h3 {
            font-size: 1.375rem;
            font-weight: 700;
            color: var(--clr-text);
            margin-bottom: 0.5rem;
            line-height: 1.35;
        }
        .featured-main-content p {
            font-size: 0.9rem;
            color: var(--clr-text-soft);
            margin-bottom: 1rem;
        }
        .featured-side {
            display: grid;
            grid-template-columns: 1fr;
            gap: 1.5rem;
        }
        @media (min-width: 768px) {
            .featured-side {
                grid-template-columns: 1fr;
                grid-template-rows: 1fr 1fr;
            }
        }
        .featured-side-card {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            min-height: 170px;
            display: flex;
            align-items: flex-end;
            box-shadow: var(--shadow-card);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }
        .featured-side-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-over);
        }
        .featured-side-card img {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .featured-side-card:hover img {
            transform: scale(1.05);
        }
        .featured-side-card::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 40%, rgba(18, 16, 14, 0.88) 100%);
        }
        .featured-side-content {
            position: relative;
            z-index: 2;
            padding: 1.25rem;
        }
        .featured-side-content h3 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--clr-text);
            line-height: 1.4;
            margin-bottom: 0.25rem;
        }
        .featured-side-content p {
            font-size: 0.825rem;
            color: var(--clr-text-muted);
        }

        /* ===== 片库全览 ===== */
        .library-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 1.25rem;
        }
        @media (min-width: 1024px) {
            .library-grid {
                grid-template-columns: 5fr 7fr;
            }
        }
        .library-card {
            background: var(--clr-soft);
            border: 1px solid var(--clr-line);
            border-radius: var(--radius-card);
            padding: 1.5rem;
            display: flex;
            align-items: center;
            gap: 1.25rem;
            transition: all 0.25s ease;
            box-shadow: none;
        }
        .library-card:hover {
            border-color: rgba(212, 169, 106, 0.4);
            box-shadow: var(--shadow-card);
            transform: translateY(-2px);
        }
        .library-thumb {
            width: 72px;
            height: 96px;
            border-radius: 8px;
            object-fit: cover;
            flex-shrink: 0;
        }
        .library-info {
            flex: 1;
        }
        .library-info h3 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--clr-text);
            margin-bottom: 0.3rem;
            line-height: 1.4;
        }
        .library-info p {
            font-size: 0.85rem;
            color: var(--clr-text-muted);
            line-height: 1.6;
        }
        .library-tag {
            display: inline-block;
            padding: 0.1rem 0.6rem;
            background: rgba(212, 169, 106, 0.1);
            border: 1px solid rgba(212, 169, 106, 0.3);
            color: var(--clr-primary);
            font-size: 0.7rem;
            border-radius: 999px;
            margin-top: 0.5rem;
        }
        .library-col {
            display: grid;
            grid-template-columns: 1fr;
            gap: 1.25rem;
        }
        @media (min-width: 768px) {
            .library-col {
                grid-template-columns: 1fr 1fr;
            }
        }

        /* ===== 热门榜单 ===== */
        .rank-list {
            display: grid;
            grid-template-columns: 1fr;
            gap: 1rem;
        }
        @media (min-width: 1024px) {
            .rank-list {
                grid-template-columns: 1fr 1fr;
                gap: 1.5rem;
            }
        }
        .rank-item {
            display: flex;
            align-items: center;
            gap: 1rem;
            background: var(--clr-soft);
            border: 1px solid var(--clr-line);
            border-radius: var(--radius-card);
            padding: 1rem;
            transition: all 0.25s ease;
        }
        .rank-item:hover {
            border-color: rgba(212, 169, 106, 0.35);
            box-shadow: var(--shadow-card);
            transform: translateX(4px);
        }
        .rank-num {
            font-size: 1.5rem;
            font-weight: 800;
            color: rgba(212, 169, 106, 0.35);
            width: 2.5rem;
            text-align: center;
            flex-shrink: 0;
            line-height: 1;
        }
        .rank-item:nth-child(1) .rank-num {
            color: var(--clr-primary);
        }
        .rank-item:nth-child(2) .rank-num {
            color: rgba(212, 169, 106, 0.8);
        }
        .rank-thumb {
            width: 52px;
            height: 72px;
            border-radius: 8px;
            object-fit: cover;
            flex-shrink: 0;
        }
        .rank-info {
            flex: 1;
        }
        .rank-info h4 {
            font-size: 0.98rem;
            font-weight: 700;
            color: var(--clr-text);
            line-height: 1.4;
            margin-bottom: 0.25rem;
        }
        .rank-meta {
            font-size: 0.8rem;
            color: var(--clr-text-muted);
        }
        .rank-link {
            font-size: 0.85rem;
            color: var(--clr-primary);
            flex-shrink: 0;
            padding: 0.5rem 0.25rem;
            transition: color 0.2s;
        }
        .rank-link:hover {
            color: var(--clr-primary-hover);
        }

        /* ===== FAQ ===== */
        .faq-container {
            max-width: 768px;
            margin: 0 auto;
            display: grid;
            gap: 0.85rem;
        }
        .faq-item {
            background: var(--clr-soft);
            border: 1px solid var(--clr-line);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: border-color 0.3s ease, background 0.3s ease;
        }
        .faq-item.open {
            border-color: rgba(212, 169, 106, 0.4);
            background: var(--clr-surface);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
            padding: 1.1rem 1.25rem;
            cursor: pointer;
            font-size: 0.98rem;
            font-weight: 600;
            color: var(--clr-text);
            line-height: 1.5;
            min-height: 52px;
            width: 100%;
            text-align: left;
        }
        .faq-icon {
            position: relative;
            width: 22px;
            height: 22px;
            flex-shrink: 0;
        }
        .faq-icon::before,
        .faq-icon::after {
            content: '';
            position: absolute;
            background: var(--clr-primary);
            border-radius: 2px;
            transition: transform 0.3s ease, opacity 0.3s ease;
        }
        .faq-icon::before {
            width: 14px;
            height: 2px;
            top: 10px;
            left: 4px;
        }
        .faq-icon::after {
            width: 2px;
            height: 14px;
            top: 4px;
            left: 10px;
        }
        .faq-item.open .faq-icon::after {
            transform: rotate(90deg);
            opacity: 0;
        }
        .faq-item.open .faq-icon::before {
            transform: rotate(90deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease;
        }
        .faq-answer-inner {
            padding: 0 1.25rem 1.25rem;
            font-size: 0.9rem;
            color: var(--clr-text-soft);
            line-height: 1.75;
        }

        /* ===== CTA ===== */
        .cta-panel {
            position: relative;
            background-size: cover;
            background-position: center;
            border-radius: 20px;
            overflow: hidden;
            padding: 3rem 2rem;
            text-align: center;
        }
        @media (min-width: 768px) {
            .cta-panel {
                padding: 4.5rem 4rem;
            }
        }
        .cta-panel::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(120deg, rgba(18, 16, 14, 0.92) 0%, rgba(18, 16, 14, 0.7) 100%);
        }
        .cta-content {
            position: relative;
            z-index: 2;
        }
        .cta-content h2 {
            font-size: clamp(1.75rem, 3.5vw, 2.5rem);
            font-weight: 800;
            color: var(--clr-text);
            margin-bottom: 0.75rem;
            line-height: 1.25;
        }
        .cta-content p {
            font-size: 1rem;
            color: var(--clr-text-soft);
            max-width: 480px;
            margin: 0 auto 1.75rem;
            line-height: 1.7;
        }

        /* ===== Footer ===== */
        .footer {
            background: #0E0C0A;
            border-top: 1px solid var(--clr-line);
            margin-top: 4rem;
            padding-top: 4rem;
            padding-bottom: 2rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 2.5rem;
            margin-bottom: 3rem;
        }
        @media (min-width: 768px) {
            .footer-grid {
                grid-template-columns: 2fr 1fr 1fr 1fr;
                gap: 2rem;
            }
        }
        .footer-brand .footer-logo {
            font-size: 1.25rem;
            font-weight: 800;
            color: var(--clr-text);
            margin-bottom: 0.75rem;
        }
        .footer-brand p {
            font-size: 0.875rem;
            color: var(--clr-text-muted);
            line-height: 1.7;
        }
        .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--clr-text);
            margin-bottom: 1rem;
        }
        .footer-col a {
            display: block;
            font-size: 0.875rem;
            color: var(--clr-text-muted);
            padding: 0.35rem 0;
            transition: color 0.2s ease;
        }
        .footer-col a:hover {
            color: var(--clr-primary);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding-top: 1.5rem;
            text-align: center;
            font-size: 0.8rem;
            color: var(--clr-text-muted);
        }

        /* ===== 辅组 ===== */
        .eyebrow {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 600;
            letter-spacing: 0.1em;
            text-transform: uppercase;
            color: var(--clr-primary);
            background: rgba(212, 169, 106, 0.1);
            padding: 0.3rem 0.9rem;
            border-radius: 999px;
            margin-bottom: 1rem;
        }
        .divider {
            border: 0;
            height: 1px;
            background: var(--clr-line);
        }
        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: transparent;
            border: 1px solid rgba(212, 169, 106, 0.5);
            color: var(--clr-primary);
            font-weight: 600;
            border-radius: var(--radius-btn);
            padding: 0.625rem 1.5rem;
            min-height: 44px;
            transition: all 0.2s ease;
            font-size: 0.9rem;
        }
        .btn-secondary:hover {
            background: rgba(212, 169, 106, 0.1);
            border-color: var(--clr-primary-hover);
            color: var(--clr-primary-hover);
        }
        .btn-secondary:focus-visible {
            outline: 2px solid var(--clr-primary);
            outline-offset: 2px;
        }
        .text-primary {
            color: var(--clr-primary) !important;
        }
        .text-soft {
            color: var(--clr-text-soft) !important;
        }
        .text-muted {
            color: var(--clr-text-muted) !important;
        }
        .bg-soft {
            background: var(--clr-soft) !important;
        }
        .bg-surface {
            background: var(--clr-surface) !important;
        }
        .border-line {
            border-color: var(--clr-line) !important;
        }
        .shadow-card {
            box-shadow: var(--shadow-card);
        }
        .shadow-over {
            box-shadow: var(--shadow-over);
        }
        @media (min-width: 768px) {
            .md\:text-left {
                text-align: left;
            }
            .md\:grid-cols-2 {
                grid-template-columns: repeat(2, minmax(0, 1fr));
            }
            .md\:grid-cols-3 {
                grid-template-columns: repeat(3, minmax(0, 1fr));
            }
        }
        .grid-cols-1 {
            grid-template-columns: repeat(1, minmax(0, 1fr));
        }

        /* ===== 动画 ===== */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(20px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        .animate-fade {
            animation: fadeInUp 0.7s ease both;
        }
        .delay-1 {
            animation-delay: 0.1s;
        }
        .delay-2 {
            animation-delay: 0.2s;
        }
        .delay-3 {
            animation-delay: 0.3s;
        }

        @media (max-width: 480px) {
            .page-hero {
                min-height: auto;
                padding-top: 7.5rem;
                padding-bottom: 3rem;
            }
            .nav-pill {
                width: calc(100% - 1rem);
            }
        }

/* roulang page: article */
:root {
    --clr-base: #12100e;
    --clr-soft: #1e1915;
    --clr-surface: #2a231d;
    --clr-line: #3a3128;
    --clr-primary: #d4a96a;
    --clr-primary-hover: #e3c184;
    --clr-accent-hot: #c7503a;
    --clr-text: #ede6db;
    --clr-text-soft: #b5aa9c;
    --clr-text-muted: #8a7e70;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --shadow-card: 0 8px 24px rgba(0, 0, 0, 0.25);
    --shadow-float: 0 16px 40px rgba(0, 0, 0, 0.35);
}
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}
html {
    scroll-behavior: smooth;
}
body {
    font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", system-ui, sans-serif;
    background: var(--clr-base);
    color: var(--clr-text);
    line-height: 1.7;
    font-size: 1rem;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}
img {
    max-width: 100%;
    height: auto;
    display: block;
}
a {
    color: var(--clr-primary);
    text-decoration: none;
    transition: color .2s ease;
}
a:hover {
    color: var(--clr-primary-hover);
}
button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}
input, textarea, select {
    font-family: inherit;
}
.container-custom {
    max-width: 80rem;
    margin: 0 auto;
    padding: 0 1.25rem;
}
.article-wrapper {
    max-width: 56rem;
    margin: 0 auto;
}
main {
    min-height: 70vh;
}
.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--clr-primary);
    color: #1a1614;
    font-weight: 600;
    border-radius: 10px;
    padding: 0.75rem 1.5rem;
    border: none;
    font-size: 0.9375rem;
    min-height: 44px;
    transition: all .2s ease;
    box-shadow: 0 4px 14px rgba(212, 169, 106, 0.15);
    white-space: nowrap;
}
.btn-primary:hover {
    background: var(--clr-primary-hover);
    color: #1a1614;
    transform: translateY(-1px);
    box-shadow: 0 8px 20px rgba(212, 169, 106, 0.2);
}
.btn-primary:active {
    transform: translateY(0);
    filter: brightness(.95);
}
.btn-primary:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(212, 169, 106, 0.35);
}
.btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    color: var(--clr-primary);
    border: 1px solid var(--clr-line);
    border-radius: 10px;
    padding: 0.75rem 1.5rem;
    font-weight: 600;
    font-size: 0.9375rem;
    min-height: 44px;
    transition: all .2s ease;
    white-space: nowrap;
}
.btn-secondary:hover {
    background: rgba(212, 169, 106, 0.1);
    border-color: var(--clr-primary);
    color: var(--clr-primary-hover);
    transform: translateY(-1px);
}
.btn-secondary:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(212, 169, 106, 0.25);
}
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: 0.75rem 1rem;
    pointer-events: none;
}
.nav-pill {
    max-width: 72rem;
    margin: 0 auto;
    background: rgba(18, 16, 14, 0.72);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 999px;
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.35);
    pointer-events: auto;
    padding: 0.45rem 0.5rem 0.45rem 1.25rem;
}
.nav-inner {
    display: flex;
    align-items: center;
    gap: 1rem;
}
.logo {
    display: inline-flex;
    align-items: center;
    font-weight: 800;
    color: var(--clr-text);
    font-size: 1rem;
    white-space: nowrap;
    letter-spacing: 0.01em;
    transition: color .2s;
}
.logo:hover {
    color: var(--clr-primary);
}
.logo-main {
    color: var(--clr-text);
}
.nav-links {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    margin-left: auto;
}
.nav-link {
    display: inline-flex;
    align-items: center;
    padding: 0.45rem 0.85rem;
    border-radius: 999px;
    color: var(--clr-text-soft);
    font-weight: 500;
    font-size: 0.875rem;
    transition: all .2s ease;
    white-space: nowrap;
}
.nav-link:hover {
    color: var(--clr-primary);
    background: rgba(212, 169, 106, 0.08);
}
.nav-link.active {
    color: var(--clr-primary);
    background: rgba(212, 169, 106, 0.12);
    font-weight: 600;
}
.nav-cta {
    margin-left: 0.25rem;
}
.nav-cta .btn-primary {
    font-size: 0.875rem;
    min-height: 40px;
    padding: 0.5rem 1.25rem;
    box-shadow: none;
}
.burger-btn {
    display: none;
    background: transparent;
    border: none;
    color: var(--clr-text);
    padding: 0.5rem;
    border-radius: 10px;
    min-width: 44px;
    min-height: 44px;
    align-items: center;
    justify-content: center;
    transition: background .2s;
}
.burger-btn:hover {
    background: rgba(255, 255, 255, 0.08);
}
.mobile-menu {
    display: none;
    background: var(--clr-surface);
    border: 1px solid var(--clr-line);
    border-radius: 16px;
    padding: 0.5rem;
    margin-top: 0.5rem;
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.35);
}
.mobile-menu.open {
    display: block;
}
.mobile-menu a {
    display: flex;
    align-items: center;
    min-height: 48px;
    padding: 0.75rem 1rem;
    border-radius: 10px;
    color: var(--clr-text-soft);
    font-weight: 500;
    font-size: 0.9375rem;
    transition: all .2s;
}
.mobile-menu a:hover {
    background: rgba(212, 169, 106, 0.1);
    color: var(--clr-primary);
}
.mobile-menu a.active {
    color: var(--clr-primary);
    background: rgba(212, 169, 106, 0.12);
}
.mobile-menu .btn-mobile-cta {
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--clr-primary);
    color: #1a1614;
    font-weight: 600;
    border-radius: 10px;
    min-height: 44px;
    margin-top: 0.25rem;
    font-size: 0.9375rem;
}
.mobile-menu .btn-mobile-cta:hover {
    background: var(--clr-primary-hover);
    color: #1a1614;
}
.breadcrumb {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.5rem;
    color: var(--clr-text-muted);
    font-size: 0.875rem;
    margin-bottom: 1.5rem;
    padding-top: 0.25rem;
}
.breadcrumb a {
    color: var(--clr-primary);
    transition: color .2s;
}
.breadcrumb a:hover {
    color: var(--clr-primary-hover);
}
.breadcrumb-sep {
    color: var(--clr-line);
}
.breadcrumb .current {
    color: var(--clr-text-soft);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 280px;
}
.article-header {
    margin-bottom: 2rem;
}
.article-header h1 {
    font-size: clamp(1.875rem, 3vw, 2.5rem);
    line-height: 1.25;
    font-weight: 800;
    color: var(--clr-text);
    letter-spacing: -0.02em;
    margin-bottom: 1rem;
}
.article-meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.75rem;
    color: var(--clr-text-muted);
    font-size: 0.875rem;
}
.article-meta .dot {
    color: var(--clr-line);
}
.meta-badge {
    background: rgba(212, 169, 106, 0.12);
    color: var(--clr-primary);
    border-radius: 999px;
    padding: 0.2rem 0.75rem;
    font-size: 0.75rem;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
}
.article-cover {
    margin-bottom: 2.25rem;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--clr-line);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
}
.article-cover img {
    width: 100%;
    aspect-ratio: 16 / 7;
    object-fit: cover;
}
.article-body {
    max-width: 760px;
    margin: 0 auto;
    color: var(--clr-text-soft);
    font-size: 1.0625rem;
    line-height: 1.8;
}
.article-body p {
    margin-bottom: 1.5rem;
}
.article-body h2 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--clr-text);
    margin-top: 2.5rem;
    margin-bottom: 1rem;
    line-height: 1.3;
}
.article-body h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--clr-text);
    margin-top: 1.75rem;
    margin-bottom: 0.75rem;
    line-height: 1.4;
}
.article-body ul,
.article-body ol {
    margin: 0 0 1.5rem 1.5rem;
    padding: 0;
}
.article-body ul li {
    padding-left: 0.25rem;
    margin-bottom: 0.5rem;
    list-style: disc;
}
.article-body ol li {
    padding-left: 0.25rem;
    margin-bottom: 0.5rem;
    list-style: decimal;
}
.article-body blockquote {
    background: var(--clr-soft);
    border-left: 3px solid var(--clr-primary);
    border-radius: 0 12px 12px 0;
    padding: 1.25rem 1.5rem;
    margin: 1.5rem 0;
    color: var(--clr-text-soft);
}
.article-body blockquote p {
    margin-bottom: 0;
    color: var(--clr-text);
}
.article-body figure {
    margin: 2rem 0;
}
.article-body figcaption {
    text-align: center;
    font-size: 0.8125rem;
    color: var(--clr-text-muted);
    margin-top: 0.75rem;
}
.article-body img {
    border-radius: 12px;
    border: 1px solid var(--clr-line);
    margin: 1.5rem auto;
}
.article-body a {
    color: var(--clr-primary);
    border-bottom: 1px solid transparent;
    transition: all .2s;
}
.article-body a:hover {
    color: var(--clr-primary-hover);
    border-bottom-color: var(--clr-primary);
}
.article-body hr {
    border: none;
    border-top: 1px solid var(--clr-line);
    margin: 2.5rem 0;
}
.article-body table {
    width: 100%;
    border-collapse: collapse;
    margin: 1.5rem 0;
    font-size: 0.9375rem;
}
.article-body table th {
    background: var(--clr-soft);
    color: var(--clr-text);
    font-weight: 600;
    padding: 0.75rem 1rem;
    text-align: left;
    border: 1px solid var(--clr-line);
}
.article-body table td {
    padding: 0.75rem 1rem;
    border: 1px solid var(--clr-line);
    color: var(--clr-text-soft);
}
.article-body strong {
    color: var(--clr-text);
    font-weight: 700;
}
.article-body code {
    background: var(--clr-surface);
    border: 1px solid var(--clr-line);
    border-radius: 6px;
    padding: 0.2rem 0.4rem;
    font-size: 0.9em;
    color: var(--clr-primary);
}
.article-body pre {
    background: var(--clr-surface);
    border: 1px solid var(--clr-line);
    border-radius: 12px;
    padding: 1.25rem;
    overflow-x: auto;
    margin-bottom: 1.5rem;
}
.article-body pre code {
    background: transparent;
    border: none;
    padding: 0;
    color: var(--clr-text);
}
.article-tags {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.5rem;
    padding-top: 2rem;
    margin-top: 2.5rem;
    border-top: 1px solid var(--clr-line);
}
.tag {
    display: inline-flex;
    align-items: center;
    padding: 0.35rem 0.85rem;
    background: rgba(212, 169, 106, 0.1);
    border: 1px solid rgba(212, 169, 106, 0.2);
    border-radius: 999px;
    color: var(--clr-primary);
    font-size: 0.8125rem;
    font-weight: 500;
    transition: all .2s ease;
}
.tag:hover {
    background: rgba(212, 169, 106, 0.2);
    border-color: var(--clr-primary);
}
.related-section {
    margin-top: 3.5rem;
}
.section-title {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--clr-text);
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    letter-spacing: -0.01em;
}
.section-title::after {
    content: "";
    flex: 1;
    height: 1px;
    background: var(--clr-line);
}
.related-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
}
.content-card {
    background: var(--clr-soft);
    border: 1px solid var(--clr-line);
    border-radius: 12px;
    overflow: hidden;
    transition: all .25s ease;
    display: flex;
    flex-direction: column;
}
.content-card:hover {
    transform: translateY(-3px);
    border-color: rgba(212, 169, 106, 0.4);
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.35);
    background: var(--clr-surface);
}
.card-cover {
    position: relative;
    overflow: hidden;
    aspect-ratio: 16 / 9;
}
.card-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .4s ease;
}
.content-card:hover .card-cover img {
    transform: scale(1.05);
}
.card-body {
    padding: 1rem 1.25rem 1.25rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}
.card-title {
    font-size: 1.0625rem;
    font-weight: 700;
    color: var(--clr-text);
    transition: color .2s;
    line-height: 1.45;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.content-card:hover .card-title {
    color: var(--clr-primary);
}
.card-excerpt {
    margin-top: 0.5rem;
    color: var(--clr-text-muted);
    font-size: 0.875rem;
    line-height: 1.6;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.card-link {
    margin-top: auto;
    padding-top: 0.75rem;
    color: var(--clr-primary);
    font-weight: 600;
    font-size: 0.875rem;
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    transition: gap .2s;
}
.content-card:hover .card-link {
    gap: 0.6rem;
}
.content-card--horizontal {
    grid-column: 1 / -1;
    flex-direction: row;
    align-items: stretch;
}
.content-card--horizontal .card-cover {
    width: 38%;
    flex-shrink: 0;
    aspect-ratio: auto;
    min-height: 170px;
}
.content-card--horizontal .card-body {
    width: 62%;
    padding: 1.5rem 1.75rem;
}
.article-back {
    margin-top: 3rem;
    text-align: center;
}
.not-found-block {
    min-height: 60vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 8rem 1rem 4rem;
}
.not-found-block h1 {
    font-size: clamp(1.875rem, 3vw, 2.5rem);
    font-weight: 800;
    color: var(--clr-text);
    margin-bottom: 1rem;
}
.not-found-block p {
    color: var(--clr-text-muted);
    margin-bottom: 1.5rem;
    max-width: 24rem;
}
.footer {
    background: var(--clr-base);
    border-top: 1px solid var(--clr-line);
    padding: 4rem 0 2rem;
    margin-top: 5rem;
}
.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 2.5rem;
}
.footer-logo {
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--clr-text);
    margin-bottom: 0.75rem;
    letter-spacing: -0.01em;
}
.footer-brand p {
    color: var(--clr-text-muted);
    font-size: 0.875rem;
    line-height: 1.7;
    max-width: 20rem;
}
.footer-col h4 {
    color: var(--clr-text);
    font-weight: 600;
    font-size: 0.875rem;
    margin-bottom: 1rem;
    letter-spacing: 0.02em;
}
.footer-col a {
    display: flex;
    align-items: center;
    padding: 0.35rem 0;
    color: var(--clr-text-muted);
    font-size: 0.875rem;
    transition: all .2s ease;
}
.footer-col a:hover {
    color: var(--clr-primary);
    padding-left: 0.25rem;
}
.footer-bottom {
    border-top: 1px solid var(--clr-line);
    padding-top: 1.5rem;
    margin-top: 3rem;
    text-align: center;
}
.footer-bottom p {
    color: var(--clr-text-muted);
    font-size: 0.8125rem;
}
@media (max-width: 1023px) {
    .related-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 2rem;
    }
}
@media (max-width: 767px) {
    .nav-links {
        display: none;
    }
    .nav-cta {
        display: none;
    }
    .burger-btn {
        display: inline-flex;
    }
    .nav-pill {
        border-radius: 999px;
        padding: 0.35rem 0.5rem 0.35rem 1rem;
    }
    .mobile-menu.open {
        display: block;
    }
    .related-grid {
        grid-template-columns: 1fr;
    }
    .content-card--horizontal {
        flex-direction: column;
    }
    .content-card--horizontal .card-cover {
        width: 100%;
        aspect-ratio: 16 / 9;
        min-height: 0;
    }
    .content-card--horizontal .card-body {
        width: 100%;
        padding: 1rem 1.25rem 1.25rem;
    }
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 1.5rem;
    }
    .breadcrumb {
        font-size: 0.8125rem;
        margin-bottom: 1.25rem;
    }
    .article-body {
        font-size: 1rem;
    }
    .article-cover img {
        aspect-ratio: 16 / 9;
    }
    .section-title {
        font-size: 1.25rem;
    }
}
@media (max-width: 520px) {
    .footer-grid {
        grid-template-columns: 1fr;
    }
    .logo {
        font-size: 0.9rem;
    }
    .article-body blockquote {
        padding: 1rem 1.25rem;
    }
    .article-meta {
        gap: 0.5rem;
        font-size: 0.8125rem;
    }
    .breadcrumb .current {
        max-width: 180px;
    }
    .button-block {
        width: 100%;
    }
}

/* roulang page: category3 */
:root {
  --clr-base: #12100E;
  --clr-soft: #1E1915;
  --clr-surface: #2A231D;
  --clr-line: #3A3128;
  --clr-primary: #D4A96A;
  --clr-primary-hover: #E3C184;
  --clr-accent-hot: #C7503A;
  --clr-text: #EDE6DB;
  --clr-text-soft: #B5AA9C;
  --clr-text-muted: #8A7E70;
  --radius-sm: 10px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --shadow-card: 0 8px 24px rgba(0,0,0,0.25);
  --shadow-float: 0 16px 40px rgba(0,0,0,0.35);
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background-color: var(--clr-base);
  color: var(--clr-text);
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", system-ui, sans-serif;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; }
.container-custom { max-width: 80rem; margin: 0 auto; padding-left: 1rem; padding-right: 1rem; }
@media (min-width: 1024px) {
  .container-custom { padding-left: 2rem; padding-right: 2rem; }
}
.section-pad { padding-top: 4rem; padding-bottom: 4rem; }
@media (min-width: 768px) {
  .section-pad { padding-top: 6rem; padding-bottom: 6rem; }
}
.btn-primary {
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--clr-primary); color: #1A1614;
  font-weight: 700; font-size: 0.9375rem; line-height: 1.3;
  padding: 0.65rem 1.4rem; border-radius: var(--radius-sm);
  border: 1px solid transparent;
  transition: background 0.25s, transform 0.2s, box-shadow 0.25s;
  min-height: 44px; cursor: pointer;
}
.btn-primary:hover { background: var(--clr-primary-hover); transform: translateY(-1px); box-shadow: 0 10px 24px rgba(212,169,106,0.18); }
.btn-primary:active { transform: translateY(1px); filter: brightness(0.92); }
.btn-primary:focus-visible { outline: 2px solid var(--clr-primary); outline-offset: 2px; box-shadow: 0 0 0 4px rgba(212,169,106,0.25); }
.btn-secondary {
  display: inline-flex; align-items: center; justify-content: center;
  background: transparent; color: var(--clr-text);
  font-weight: 600; font-size: 0.9375rem; line-height: 1.3;
  padding: 0.65rem 1.4rem; border-radius: var(--radius-sm);
  border: 1px solid rgba(212,169,106,0.45);
  transition: background 0.25s, border-color 0.25s, transform 0.2s;
  min-height: 44px; cursor: pointer;
}
.btn-secondary:hover { background: rgba(212,169,106,0.10); border-color: var(--clr-primary); transform: translateY(-1px); }
.btn-secondary:active { transform: translateY(1px); filter: brightness(0.9); }
.btn-secondary:focus-visible { outline: 2px solid var(--clr-primary); outline-offset: 2px; box-shadow: 0 0 0 4px rgba(212,169,106,0.2); }

/* Header Navigation */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 50;
  padding: 1rem 1rem 0;
  pointer-events: none;
}
.site-header > * { pointer-events: auto; }
.nav-pill {
  max-width: 80rem; margin: 0 auto;
  background: rgba(18,16,14,0.72);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(237,230,219,0.10);
  border-radius: 999px;
  height: 56px;
  box-shadow: var(--shadow-float);
  transition: background 0.3s;
}
.nav-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 56px; padding: 0 1.25rem;
}
.logo { display: flex; align-items: center; gap: 0.5rem; flex-shrink: 0; }
.logo-main {
  font-size: 1.125rem; font-weight: 800; color: var(--clr-text); letter-spacing: 0.02em;
  white-space: nowrap;
}
.logo-main span { color: var(--clr-primary); }
.nav-links { display: none; align-items: center; gap: 0.25rem; }
.nav-link {
  padding: 0.35rem 0.9rem; border-radius: 999px;
  font-size: 0.9rem; font-weight: 500; color: var(--clr-text-soft);
  transition: color 0.2s, background 0.2s; white-space: nowrap;
}
.nav-link:hover { color: var(--clr-text); background: rgba(237,230,219,0.06); }
.nav-link.active { color: var(--clr-primary); background: rgba(212,169,106,0.12); font-weight: 600; }
.nav-cta { display: none; }
@media (min-width: 1024px) {
  .nav-links { display: flex; }
  .nav-cta { display: block; }
}
.burger-btn {
  display: inline-flex; align-items: center; justify-content: center;
  width: 40px; height: 40px; border-radius: 999px;
  border: 1px solid rgba(237,230,219,0.12);
  background: transparent; color: var(--clr-text); cursor: pointer;
  transition: background 0.2s;
}
.burger-btn:hover { background: rgba(237,230,219,0.08); }
@media (min-width: 1024px) { .burger-btn { display: none; } }

.mobile-menu {
  display: none;
  margin-top: 0.5rem;
  background: rgba(30,25,21,0.96);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(237,230,219,0.08);
  border-radius: 16px;
  padding: 0.75rem;
  flex-direction: column;
  box-shadow: var(--shadow-float);
}
.mobile-menu.open { display: flex; }
.mobile-menu a {
  display: block; padding: 0.8rem 1rem; border-radius: 10px;
  font-size: 0.95rem; color: var(--clr-text-soft); font-weight: 500;
  transition: background 0.2s, color 0.2s; min-height: 44px;
  line-height: 1.4;
}
.mobile-menu a:hover { background: rgba(237,230,219,0.06); color: var(--clr-text); }
.mobile-menu a.active { color: var(--clr-primary); background: rgba(212,169,106,0.10); }
.mobile-menu .btn-mobile-cta {
  margin-top: 0.5rem; text-align: center;
  background: var(--clr-primary); color: #1A1614; font-weight: 700;
  border-radius: 10px;
}
.mobile-menu .btn-mobile-cta:hover { background: var(--clr-primary-hover); }

/* Card */
.card {
  background: var(--clr-soft);
  border: 1px solid rgba(237,230,219,0.06);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: transform 0.25s, box-shadow 0.25s, border-color 0.25s;
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-float);
  border-color: rgba(212,169,106,0.3);
}
.card-img { position: relative; overflow: hidden; background: #1a1614; }
.card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s ease; }
.card:hover .card-img img { transform: scale(1.05); }
.card-body { padding: 1.25rem 1.25rem 1.5rem; }
.card-tag {
  display: inline-block; font-size: 0.75rem; font-weight: 600;
  color: var(--clr-primary); background: rgba(212,169,106,0.12);
  border: 1px solid rgba(212,169,106,0.3);
  border-radius: 999px; padding: 0.15rem 0.6rem; margin-bottom: 0.6rem;
}
.card-title { font-size: 1.125rem; font-weight: 700; line-height: 1.4; color: var(--clr-text); margin-bottom: 0.4rem; }
.card-desc { font-size: 0.875rem; color: var(--clr-text-soft); line-height: 1.7; }
.card-link {
  display: inline-flex; align-items: center; gap: 0.35rem;
  font-size: 0.875rem; font-weight: 600; color: var(--clr-primary);
  margin-top: 0.75rem; transition: color 0.2s, gap 0.2s;
}
.card-link:hover { color: var(--clr-primary-hover); gap: 0.55rem; }

/* Section header */
.section-head { margin-bottom: 2rem; }
.section-title {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 800; line-height: 1.25; color: var(--clr-text);
  letter-spacing: -0.02em;
}
.section-sub { font-size: 1rem; color: var(--clr-text-soft); margin-top: 0.5rem; max-width: 46rem; }

/* FAQ */
.faq-item {
  background: var(--clr-soft);
  border: 1px solid rgba(237,230,219,0.06);
  border-radius: var(--radius-md);
  transition: background 0.3s, border-color 0.3s;
}
.faq-item.open {
  background: rgba(212,169,106,0.05);
  border-color: rgba(212,169,106,0.2);
}
.faq-question {
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.1rem 1.25rem; cursor: pointer; min-height: 48px;
  font-size: 1rem; font-weight: 600; color: var(--clr-text); gap: 1rem;
}
.faq-icon {
  flex-shrink: 0; width: 28px; height: 28px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  border: 1px solid rgba(212,169,106,0.3); color: var(--clr-primary);
  font-size: 1.125rem; font-weight: 400;
  transition: transform 0.3s;
}
.faq-item.open .faq-icon { transform: rotate(45deg); }
.faq-answer {
  padding: 0 1.25rem 1.25rem;
  font-size: 0.9375rem; color: var(--clr-text-soft); line-height: 1.75;
  display: none;
}
.faq-item.open .faq-answer { display: block; animation: fadeIn 0.3s ease; }
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(-6px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Form */
.form-input {
  width: 100%; min-height: 44px; padding: 0.55rem 1rem;
  background: rgba(255,255,255,0.03); border: 1px solid rgba(237,230,219,0.14);
  border-radius: var(--radius-sm); color: var(--clr-text); font-size: 0.9375rem;
  transition: border-color 0.2s, box-shadow 0.2s; outline: none;
}
.form-input::placeholder { color: var(--clr-text-muted); }
.form-input:focus {
  border-color: var(--clr-primary);
  box-shadow: 0 0 0 3px rgba(212,169,106,0.18);
}

/* Footer */
.footer {
  background: rgba(10,8,6,0.6);
  border-top: 1px solid rgba(237,230,219,0.06);
  padding: 3.5rem 0 2rem;
  margin-top: auto;
}
.footer-grid {
  display: grid; grid-template-columns: 1fr; gap: 2rem;
}
@media (min-width: 768px) {
  .footer-grid { grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 2.5rem; }
}
.footer-logo { font-size: 1.25rem; font-weight: 800; color: var(--clr-text); margin-bottom: 0.75rem; }
.footer-logo span { color: var(--clr-primary); }
.footer-brand p { font-size: 0.875rem; color: var(--clr-text-muted); line-height: 1.75; max-width: 22rem; }
.footer-col h4 {
  font-size: 0.9375rem; font-weight: 700; color: var(--clr-text);
  margin-bottom: 0.9rem;
}
.footer-col a {
  display: block; padding: 0.28rem 0; font-size: 0.875rem;
  color: var(--clr-text-soft); transition: color 0.2s, padding-left 0.2s;
}
.footer-col a:hover { color: var(--clr-primary); padding-left: 3px; }
.footer-bottom {
  margin-top: 3rem; padding-top: 1.5rem;
  border-top: 1px solid rgba(237,230,219,0.06);
  text-align: center; font-size: 0.8125rem; color: var(--clr-text-muted);
}

/* Banner */
.section-banner {
  position: relative;
  background-image: url('/assets/images/backpic/back-1.png');
  background-size: cover; background-position: center;
  padding: 10rem 0 5rem;
  overflow: hidden;
}
.section-banner::before {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(to right, rgba(18,16,14,0.92), rgba(18,16,14,0.55) 70%, rgba(18,16,14,0.3));
}
.section-banner > * { position: relative; z-index: 1; }
.banner-title {
  font-size: clamp(1.875rem, 3vw, 2.5rem);
  font-weight: 800; line-height: 1.25; color: var(--clr-text);
  letter-spacing: -0.02em; margin-bottom: 1rem;
}
.banner-sub {
  font-size: 1.0625rem; color: var(--clr-text-soft);
  max-width: 36rem; line-height: 1.75; margin-bottom: 1.75rem;
}

/* Steps */
.step-num {
  display: flex; align-items: center; justify-content: center;
  width: 40px; height: 40px; border-radius: 50%;
  background: rgba(212,169,106,0.12); border: 1px solid rgba(212,169,106,0.35);
  color: var(--clr-primary); font-weight: 800; font-size: 1rem;
  flex-shrink: 0;
}

/* Divider */
.divider {
  border: 0; border-top: 1px solid rgba(237,230,219,0.07);
  margin: 0;
}

/* Responsive helper */
@media (max-width: 640px) {
  .banner-sub { font-size: 0.95rem; }
  .section-title { letter-spacing: -0.01em; }
}
@media (max-width: 1024px) {
  .site-header { padding: 0.75rem 0.75rem 0; }
}