/* roulang page: index */
:root {
    --bg-base: #0A0E14;
    --bg-light: #0E141C;
    --bg-mid: #0C1118;
    --bg-card: #11181F;
    --neon: #00E5A0;
    --neon-bright: #2BF2B0;
    --gold: #C9A96A;
    --text-primary: #F0F4F8;
    --text-secondary: #93A0B2;
    --text-muted: #5B6678;
    --border-color: rgba(255,255,255,0.07);
    --border-hover: rgba(0,229,160,0.35);
    --radius-card: 10px;
    --radius-btn: 6px;
    --shadow-card: 0 8px 32px rgba(0,0,0,0.35);
    --glow-neon: 0 0 24px rgba(0,229,160,0.18);
    --glow-gold: 0 0 20px rgba(201,169,106,0.15);
  }

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

  html {
    scroll-behavior: smooth;
  }

  body {
    background: var(--bg-base);
    color: var(--text-primary);
    font-family: var(--font-sans);
    font-feature-settings: "tnum";
    line-height: 1.8;
    -webkit-font-smoothing: antialiased;
  }

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

  a:hover {
    color: var(--neon);
  }

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

  .container-x {
    max-width: 1200px;
    margin: 0 auto;
    padding-left: 20px;
    padding-right: 20px;
  }

  /* top neon line */
  .top-neon-line {
    position: fixed;
    top: 0;
    left: 0;
    z-index: 60;
    height: 2px;
    width: 100%;
    background: linear-gradient(90deg, var(--neon) 0%, rgba(0, 229, 160, 0.4) 40%, transparent 100%);
    pointer-events: none;
  }

  /* header */
  .site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 50;
    height: 64px;
    background: rgba(10,14,20,0.86);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
  }

  .site-header .header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
  }

  .logo-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 24px;
    font-weight: 700;
    color: #fff;
    letter-spacing: -0.01em;
    white-space: nowrap;
  }

  .logo-brand .logo-badge {
    width: 28px;
    height: 28px;
    border-radius: 6px;
    background: var(--neon);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 16px rgba(0,229,160,0.35);
    color: #0A0E14;
    font-size: 14px;
    font-weight: 800;
  }

  .nav-links {
    display: flex;
    align-items: center;
    gap: 28px;
  }

  .nav-links a {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
    padding: 8px 2px;
    border-bottom: 2px solid transparent;
    position: relative;
    transition: color 0.2s ease;
    letter-spacing: 0.01em;
  }

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

  .nav-links a.active {
    color: var(--neon);
    border-bottom-color: var(--neon);
    box-shadow: 0 8px 16px rgba(0,229,160,0.18);
  }

  .nav-cta {
    display: flex;
    align-items: center;
    gap: 12px;
  }

  .btn-primary {
    background: var(--neon);
    color: #0A0E14;
    font-weight: 700;
    font-size: 14px;
    height: 40px;
    padding: 0 22px;
    border-radius: 6px;
    border: 1px solid var(--neon);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background 0.2s ease, box-shadow 0.2s ease, transform 0.15s ease;
    letter-spacing: 0.02em;
  }

  .btn-primary:hover {
    background: var(--neon-bright);
    box-shadow: 0 0 28px rgba(0,229,160,0.3);
    color: #0A0E14;
  }

  .btn-primary:active {
    transform: scale(0.97);
  }

  .btn-outline {
    background: transparent;
    color: #fff;
    border: 1px solid rgba(255,255,255,0.4);
    font-weight: 600;
    font-size: 14px;
    height: 40px;
    padding: 0 22px;
    border-radius: 6px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: border-color 0.2s ease, color 0.2s ease, box-shadow 0.2s ease;
  }

  .btn-outline:hover {
    border-color: var(--gold);
    color: var(--gold);
    box-shadow: 0 0 16px rgba(201,169,106,0.15);
  }

  .btn-outline:active {
    transform: scale(0.97);
  }

  /* mobile menu */
  .hamburger-btn {
    display: none;
    width: 44px;
    height: 44px;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: 8px;
    color: #fff;
    font-size: 18px;
    cursor: pointer;
  }

  .mobile-menu {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: #0B1018;
    z-index: 100;
    display: flex;
    flex-direction: column;
    padding: 24px 32px;
    transform: translateX(100%);
    transition: transform 0.3s ease;
  }

  .mobile-menu.open {
    transform: translateX(0);
  }

  .mobile-menu .close-btn {
    width: 44px;
    height: 44px;
    background: transparent;
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: 8px;
    color: #fff;
    font-size: 18px;
    cursor: pointer;
    align-self: flex-end;
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .mobile-menu nav {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-top: 40px;
  }

  .mobile-menu nav a {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-primary);
    padding: 12px 16px;
    border-radius: 8px;
    min-height: 44px;
    display: flex;
    align-items: center;
  }

  .mobile-menu nav a:hover {
    color: var(--neon);
    background: rgba(0,229,160,0.06);
  }

  .mobile-menu nav a.active {
    color: var(--neon);
    border-left: 3px solid var(--neon);
    background: rgba(0,229,160,0.08);
    padding-left: 13px;
  }

  .mobile-menu .menu-cta {
    margin-top: 40px;
    display: flex;
    flex-direction: column;
    gap: 12px;
  }

  /* hero */
  .hero-section {
    position: relative;
    min-height: 82vh;
    display: flex;
    align-items: center;
    padding-top: 100px;
    padding-bottom: 60px;
    overflow: hidden;
  }

  .hero-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: url('/assets/images/backpic/back-1.png');
    background-size: cover;
    background-position: center;
    opacity: 0.5;
    z-index: 0;
  }

  .hero-section::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(10,14,20,0.82) 0%, rgba(10,14,20,0.96) 100%);
    z-index: 1;
  }

  .hero-glow-green {
    position: absolute;
    width: 420px;
    height: 420px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(0,229,160,0.16) 0%, transparent 70%);
    top: 10%;
    right: 5%;
    z-index: 2;
    pointer-events: none;
  }

  .hero-glow-gold {
    position: absolute;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(201,169,106,0.1) 0%, transparent 70%);
    bottom: 15%;
    left: 30%;
    z-index: 2;
    pointer-events: none;
  }

  .hero-grid-texture {
    position: absolute;
    inset: 0;
    z-index: 2;
    pointer-events: none;
    background-image: radial-gradient(rgba(255,255,255,0.04) 1px, transparent 1px);
    background-size: 16px 16px;
  }

  .hero-content {
    position: relative;
    z-index: 3;
    max-width: 680px;
  }

  .hero-content h1 {
    font-size: clamp(32px, 5vw, 52px);
    font-weight: 700;
    line-height: 1.25;
    letter-spacing: -0.02em;
    color: #fff;
  }

  .hero-content .h1-underline {
    width: 40px;
    height: 2px;
    background: var(--neon);
    margin-top: 24px;
    box-shadow: 0 0 12px rgba(0,229,160,0.4);
  }

  .hero-subtitle {
    font-size: 22px;
    color: var(--text-secondary);
    margin-top: 20px;
    font-weight: 400;
    letter-spacing: 0.01em;
  }

  .hero-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 28px;
  }

  .cert-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: rgba(0,229,160,0.08);
    border: 1px solid rgba(0,229,160,0.25);
    color: var(--neon);
    font-size: 13px;
    font-weight: 500;
    border-radius: 999px;
    padding: 4px 14px;
    height: 28px;
  }

  .hero-cta {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    margin-top: 36px;
  }

  .btn-lg {
    height: 48px;
    padding: 0 32px;
    font-size: 15px;
    border-radius: 6px;
  }

  .hero-infocard {
    position: absolute;
    right: 20px;
    bottom: 40px;
    z-index: 3;
    background: rgba(17,24,31,0.75);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 12px;
    padding: 16px 20px;
    backdrop-filter: blur(12px);
    max-width: 260px;
  }

  .hero-infocard .version {
    font-size: 13px;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 8px;
  }

  .hero-infocard .version b {
    color: var(--neon);
    font-weight: 700;
    font-size: 14px;
  }

  .hero-stats {
    display: flex;
    gap: 40px;
    margin-top: 48px;
    flex-wrap: wrap;
  }

  .hero-stats .stat-item {
    display: flex;
    flex-direction: column;
  }

  .hero-stats .stat-num {
    font-size: 28px;
    font-weight: 700;
    color: var(--neon);
    line-height: 1.3;
  }

  .hero-stats .stat-label {
    font-size: 13px;
    color: var(--text-muted);
    margin-top: 2px;
  }

  /* section titles */
  .section-title {
    font-size: clamp(24px, 3vw, 34px);
    font-weight: 650;
    line-height: 1.3;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 12px;
  }

  .section-title::before {
    content: '';
    width: 4px;
    height: 22px;
    background: var(--neon);
    border-radius: 2px;
    display: inline-block;
    box-shadow: 0 0 12px rgba(0,229,160,0.4);
  }

  .section-subtitle {
    font-size: 14px;
    color: var(--text-muted);
    margin-top: 12px;
  }

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

  .more-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-secondary);
    transition: color 0.2s ease, gap 0.2s ease;
  }

  .more-link:hover {
    color: var(--neon);
    gap: 10px;
  }

  /* benefits table */
  .benefit-section {
    background: var(--bg-light);
    padding: 80px 0;
  }

  .benefit-table-wrap {
    margin-top: 32px;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    border-radius: 10px;
  }

  .benefit-table {
    width: 100%;
    min-width: 640px;
    border-collapse: collapse;
    font-size: 14px;
  }

  .benefit-table thead th {
    background: #131B24;
    color: var(--neon);
    font-weight: 600;
    padding: 16px 20px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
    white-space: nowrap;
    font-size: 13px;
    letter-spacing: 0.02em;
  }

  .benefit-table thead th:first-child {
    border-radius: 10px 0 0 0;
  }

  .benefit-table thead th:last-child {
    border-radius: 0 10px 0 0;
  }

  .benefit-table tbody td {
    padding: 14px 20px;
    border-bottom: 1px solid rgba(255,255,255,0.04);
    color: var(--text-secondary);
    background: #0F161D;
  }

  .benefit-table tbody tr:nth-child(even) td {
    background: #121A22;
  }

  .benefit-table tbody tr:last-child td:first-child {
    border-radius: 0 0 0 10px;
  }

  .benefit-table tbody tr:last-child td:last-child {
    border-radius: 0 0 10px 0;
  }

  .benefit-table .gold-col {
    background: rgba(201,169,106,0.06) !important;
    border-top: 1px solid rgba(201,169,106,0.3);
    border-bottom: 1px solid rgba(201,169,106,0.15);
    color: var(--gold);
    font-weight: 500;
  }

  .benefit-table .normal-col {
    color: var(--text-muted);
  }

  .benefit-table .vip-tag {
    display: inline-block;
    font-size: 11px;
    background: rgba(201,169,106,0.1);
    border: 1px solid rgba(201,169,106,0.3);
    color: var(--gold);
    border-radius: 999px;
    padding: 2px 10px;
    margin-left: 6px;
    vertical-align: middle;
  }

  .table-scroll-hint {
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 10px;
    text-align: right;
  }

  .table-footnote {
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 16px;
  }

  /* membership cards */
  .level-cards-section {
    padding: 80px 0;
    background: var(--bg-base);
  }

  .level-cards-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 40px;
    align-items: start;
  }

  .level-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 28px;
    position: relative;
    transition: border-color 0.3s ease, box-shadow 0.3s ease, transform 0.3s ease;
  }

  .level-card:hover {
    border-color: var(--border-hover);
    box-shadow: var(--glow-neon);
  }

  .level-card.gold-card {
    border-color: rgba(201,169,106,0.25);
    transform: translateY(-24px);
    box-shadow: var(--glow-gold);
    background: linear-gradient(180deg, #141B24 0%, #11181F 100%);
  }

  .level-card.gold-card:hover {
    border-color: rgba(201,169,106,0.5);
    box-shadow: 0 0 32px rgba(201,169,106,0.2);
  }

  .level-card .badge {
    display: inline-block;
    font-size: 12px;
    font-weight: 600;
    height: 24px;
    line-height: 22px;
    padding: 0 12px;
    border-radius: 999px;
    background: rgba(0,229,160,0.1);
    border: 1px solid rgba(0,229,160,0.25);
    color: var(--neon);
    margin-bottom: 16px;
  }

  .level-card.gold-card .badge {
    background: rgba(201,169,106,0.1);
    border-color: rgba(201,169,106,0.3);
    color: var(--gold);
  }

  .level-card h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 16px;
  }

  .level-card ul {
    list-style: none;
    padding: 0;
    margin: 0;
  }

  .level-card ul li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 14px;
    color: var(--text-secondary);
    padding: 6px 0;
    line-height: 1.7;
  }

  .level-card ul li i {
    color: var(--neon);
    font-size: 13px;
    margin-top: 5px;
    flex-shrink: 0;
  }

  .level-card.gold-card ul li i {
    color: var(--gold);
  }

  .level-card .learn-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-top: 20px;
    transition: color 0.2s ease, gap 0.2s ease;
  }

  .level-card .learn-link:hover {
    color: var(--neon);
    gap: 10px;
  }

  .level-card.gold-card .learn-link {
    color: var(--gold);
  }

  /* exclusive preview */
  .exclusive-section {
    background: var(--bg-light);
    padding: 80px 0;
  }

  .exclusive-grid {
    display: grid;
    grid-template-columns: 3fr 2fr;
    gap: 24px;
    margin-top: 36px;
  }

  .ex-card {
    position: relative;
    border-radius: 10px;
    overflow: hidden;
    border: 1px solid var(--border-color);
    background: var(--bg-card);
    min-height: 220px;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
  }

  .ex-card:hover {
    border-color: var(--border-hover);
    box-shadow: var(--glow-neon);
  }

  .ex-card .ex-img {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    transition: transform 0.4s ease;
  }

  .ex-card:hover .ex-img {
    transform: scale(1.02);
  }

  .ex-card .ex-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 30%, rgba(10,14,20,0.92) 100%);
  }

  .ex-card .ex-content {
    position: relative;
    z-index: 2;
    padding: 20px;
  }

  .ex-card .gold-tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    font-weight: 600;
    background: rgba(201,169,106,0.12);
    border: 1px solid rgba(201,169,106,0.35);
    color: var(--gold);
    border-radius: 999px;
    padding: 2px 12px;
    height: 24px;
  }

  .ex-card h3 {
    font-size: 18px;
    font-weight: 600;
    color: #fff;
    margin-top: 10px;
    line-height: 1.5;
  }

  .ex-card .ex-summary {
    font-size: 14px;
    color: var(--text-secondary);
    margin-top: 6px;
    line-height: 1.6;
  }

  .ex-card .unlock-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    font-weight: 600;
    color: var(--gold);
    margin-top: 10px;
    transition: gap 0.2s ease;
  }

  .ex-card .unlock-link:hover {
    gap: 10px;
    color: var(--gold);
  }

  .ex-card.ex-large {
    min-height: 320px;
  }

  .ex-right {
    display: flex;
    flex-direction: column;
    gap: 24px;
  }

  .ex-card.ex-small {
    min-height: 148px;
  }

  /* CMS news list */
  .news-section {
    background: var(--bg-base);
    padding: 80px 0;
  }

  .news-list {
    margin-top: 32px;
    display: flex;
    flex-direction: column;
    gap: 0;
  }

  .news-item {
    display: flex;
    gap: 16px;
    padding: 16px 0;
    border-bottom: 1px solid rgba(255,255,255,0.05);
    transition: border-color 0.2s ease;
    align-items: flex-start;
  }

  .news-item:last-child {
    border-bottom: none;
  }

  .news-item:hover {
    border-bottom-color: rgba(0,229,160,0.2);
  }

  .news-thumb {
    width: 96px;
    height: 96px;
    border-radius: 8px;
    overflow: hidden;
    flex-shrink: 0;
    border: 1px solid var(--border-color);
    position: relative;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
  }

  .news-item:hover .news-thumb {
    border-color: var(--neon);
    box-shadow: 0 0 12px rgba(0,229,160,0.12);
  }

  .news-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
  }

  .news-text {
    flex: 1;
    min-width: 0;
  }

  .news-cat {
    display: inline-block;
    font-size: 12px;
    font-weight: 500;
    color: var(--neon);
    background: rgba(0,229,160,0.08);
    border: 1px solid rgba(0,229,160,0.2);
    border-radius: 999px;
    padding: 0 10px;
    height: 22px;
    line-height: 20px;
    margin-bottom: 6px;
  }

  .news-text h3 {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    line-height: 1.5;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    transition: color 0.2s ease;
  }

  .news-item:hover .news-text h3 {
    color: var(--neon);
  }

  .news-text p {
    font-size: 14px;
    color: var(--text-secondary);
    margin-top: 4px;
    line-height: 1.6;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
  }

  .news-meta {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-top: 8px;
  }

  .news-meta time {
    font-size: 12px;
    color: var(--text-muted);
  }

  .news-meta .read-more {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
    display: inline-flex;
    align-items: center;
    gap: 4px;
    transition: color 0.2s ease, gap 0.2s ease;
  }

  .news-meta .read-more:hover {
    color: var(--neon);
    gap: 8px;
  }

  .news-item.news-item-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 16px;
    margin-bottom: 12px;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
  }

  .news-item.news-item-card:hover {
    border-color: var(--border-hover);
    box-shadow: var(--glow-neon);
  }

  .news-empty {
    height: 120px;
    border: 1px dashed rgba(255,255,255,0.15);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 8px;
    color: var(--text-muted);
    font-size: 14px;
    margin-top: 24px;
  }

  .news-empty .dot {
    width: 8px;
    height: 8px;
    background: var(--text-muted);
    border-radius: 50%;
    opacity: 0.5;
  }

  /* FAQ */
  .faq-section {
    background: var(--bg-base);
    padding: 80px 0;
  }

  .faq-list {
    margin-top: 32px;
    max-width: 860px;
  }

  .faq-item {
    border-bottom: 1px solid var(--border-color);
  }

  .faq-item.active {
    background: rgba(0,229,160,0.03);
    border-bottom: 1px solid rgba(0,229,160,0.15);
  }

  .faq-q {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 16px;
    cursor: pointer;
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    transition: color 0.2s ease;
  }

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

  .faq-q .icon {
    flex-shrink: 0;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    color: var(--text-secondary);
    transition: transform 0.3s ease, color 0.3s ease;
  }

  .faq-item.active .faq-q .icon {
    transform: rotate(45deg);
    color: var(--neon);
  }

  .faq-a {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s ease, opacity 0.25s ease;
    opacity: 0;
    padding: 0 16px;
  }

  .faq-item.active .faq-a {
    max-height: 300px;
    opacity: 1;
    padding-bottom: 20px;
  }

  .faq-a p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.9;
  }

  /* CTA */
  .cta-section {
    position: relative;
    background: var(--bg-mid);
    padding: 80px 0;
    overflow: hidden;
  }

  .cta-section::before {
    content: '';
    position: absolute;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(201,169,106,0.08) 0%, transparent 60%);
    right: -100px;
    top: -100px;
    z-index: 0;
  }

  .cta-grid-texture {
    position: absolute;
    inset: 0;
    background-image: radial-gradient(rgba(255,255,255,0.04) 1px, transparent 1px);
    background-size: 16px 16px;
    z-index: 1;
    pointer-events: none;
  }

  .cta-inner {
    position: relative;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 32px;
  }

  .cta-inner h2 {
    font-size: clamp(24px, 3vw, 34px);
    font-weight: 650;
    color: var(--text-primary);
    line-height: 1.3;
  }

  .cta-inner p {
    font-size: 14px;
    color: var(--text-muted);
    margin-top: 10px;
  }

  .cta-inner .btn-gold {
    background: transparent;
    border: 1px solid rgba(201,169,106,0.5);
    color: #fff;
    font-weight: 600;
    font-size: 15px;
    height: 48px;
    padding: 0 36px;
    border-radius: 6px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
    letter-spacing: 0.02em;
  }

  .cta-inner .btn-gold:hover {
    background: rgba(201,169,106,0.1);
    border-color: var(--gold);
    box-shadow: var(--glow-gold);
    color: var(--gold);
  }

  .cta-note {
    margin-top: 12px;
    font-size: 13px;
    color: var(--text-muted);
  }

  /* footer */
  .site-footer {
    background: var(--bg-base);
    border-top: 1px solid rgba(0,229,160,0.15);
    padding: 48px 0 0;
  }

  .footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 40px;
    padding-bottom: 32px;
    border-bottom: 1px solid var(--border-color);
  }

  .footer-brand .logo-brand {
    font-size: 20px;
  }

  .footer-desc {
    font-size: 14px;
    color: var(--text-secondary);
    margin-top: 14px;
    line-height: 1.8;
    max-width: 360px;
  }

  .footer-secure {
    display: flex;
    gap: 16px;
    margin-top: 18px;
  }

  .footer-secure .secure-item {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    color: var(--text-muted);
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--border-color);
    border-radius: 999px;
    padding: 4px 12px;
  }

  .footer-secure .secure-item i {
    color: var(--neon);
  }

  .footer-title {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 16px;
  }

  .footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 10px;
  }

  .footer-links a {
    font-size: 14px;
    color: var(--text-secondary);
    transition: color 0.2s ease, transform 0.2s ease;
    display: inline-block;
  }

  .footer-links a:hover {
    color: var(--neon);
    transform: translateX(4px);
  }

  .footer-contact {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 2;
  }

  .footer-contact i {
    color: var(--neon);
    width: 20px;
    margin-right: 4px;
  }

  .footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 0;
    flex-wrap: wrap;
    gap: 12px;
  }

  .footer-bottom p {
    font-size: 13px;
    color: var(--text-muted);
  }

  .footer-bottom .beian {
    font-size: 12px;
  }

  /* button focus */
  .btn-primary:focus-visible,
  .btn-outline:focus-visible,
  .btn-gold:focus-visible,
  .hamburger-btn:focus-visible,
  .mobile-menu .close-btn:focus-visible {
    outline: 2px solid #fff;
    outline-offset: 2px;
  }

  /* responsive */
  @media (max-width: 1023px) {
    .nav-links {
      gap: 18px;
    }
    .nav-links a {
      font-size: 14px;
    }
    .nav-cta .btn-outline {
      display: none;
    }
  }

  @media (max-width: 767px) {
    .nav-links {
      display: none;
    }
    .nav-cta {
      display: none;
    }
    .hamburger-btn {
      display: flex;
    }

    .hero-section {
      padding-top: 90px;
      min-height: auto;
      padding-bottom: 80px;
    }
    .hero-content h1 {
      font-size: 32px;
    }
    .hero-subtitle {
      font-size: 18px;
    }
    .hero-cta {
      flex-direction: column;
      align-items: stretch;
    }
    .hero-cta .btn-primary,
    .hero-cta .btn-outline {
      width: 100%;
    }
    .hero-infocard {
      position: relative;
      right: auto;
      bottom: auto;
      margin-top: 40px;
      max-width: none;
    }
    .hero-stats {
      gap: 24px;
      margin-top: 32px;
    }
    .hero-stats .stat-num {
      font-size: 22px;
    }

    .benefit-section {
      padding: 60px 0;
    }
    .level-cards-grid {
      grid-template-columns: 1fr;
      gap: 24px;
    }
    .level-card.gold-card {
      transform: translateY(0);
    }
    .exclusive-grid {
      grid-template-columns: 1fr;
    }
    .ex-card.ex-large {
      min-height: 240px;
    }
    .ex-card.ex-small {
      min-height: 140px;
    }

    .news-thumb {
      width: 80px;
      height: 80px;
    }
    .news-meta {
      gap: 10px;
    }

    .faq-q {
      padding: 16px 12px;
      font-size: 15px;
    }

    .cta-inner {
      flex-direction: column;
      align-items: flex-start;
    }
    .cta-inner .btn-gold {
      width: 100%;
    }

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

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

    .table-scroll-hint {
      display: block;
    }
  }

  @media (max-width: 520px) {
    .container-x {
      padding-left: 16px;
      padding-right: 16px;
    }
    .logo-brand {
      font-size: 20px;
    }
    .news-item {
      gap: 12px;
    }
    .news-thumb {
      width: 72px;
      height: 72px;
    }
    .news-text h3 {
      font-size: 15px;
    }
    .news-text p {
      font-size: 13px;
    }
    .hero-cta .btn-primary,
    .hero-cta .btn-outline {
      font-size: 14px;
      height: 44px;
    }
  }

/* roulang page: article */
:root {
  --bg-primary: #0A0E14;
  --bg-secondary: #0E141C;
  --bg-tertiary: #0C1118;
  --bg-card: #11181F;
  --bg-input: #0C1219;
  --neon: #00E5A0;
  --neon-hover: #2BF2B0;
  --gold: #C9A96A;
  --text-primary: #F0F4F8;
  --text-secondary: #93A0B2;
  --text-muted: #5B6678;
  --border-subtle: rgba(255,255,255,0.07);
  --border-card: rgba(255,255,255,0.06);
  --radius-card: 10px;
  --radius-btn: 6px;
  --radius-pill: 999px;
  --shadow-card: 0 8px 32px rgba(0,0,0,0.35);
  --glow-neon: 0 0 24px rgba(0,229,160,0.18);
  --glow-gold: 0 0 20px rgba(201,169,106,0.15);
}
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  font-feature-settings: "tnum";
  -webkit-font-smoothing: antialiased;
}
img {
  max-width: 100%;
  display: block;
}
a {
  color: inherit;
  text-decoration: none;
  transition: color 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease, background 0.25s ease, transform 0.25s ease;
}
ul, ol {
  list-style: none;
}
button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
  color: inherit;
}
input {
  font-family: inherit;
}
a:focus-visible, button:focus-visible, input:focus-visible {
  outline: 2px solid var(--neon);
  outline-offset: 2px;
  border-radius: 4px;
}
.container-x {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}
main {
  padding-top: 64px;
}

/* ===== Header ===== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: 64px;
  background: rgba(10,14,20,0.86);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border-subtle);
}
.site-header::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 40%;
  height: 2px;
  background: linear-gradient(90deg, var(--neon), rgba(0,229,160,0));
  pointer-events: none;
  z-index: 2;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  gap: 24px;
}
.logo-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 22px;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  white-space: nowrap;
}
.logo-badge {
  width: 34px;
  height: 34px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(0,229,160,0.2), rgba(0,229,160,0.05));
  border: 1px solid rgba(0,229,160,0.35);
  color: var(--neon);
  border-radius: 8px;
  font-size: 15px;
  box-shadow: 0 0 18px rgba(0,229,160,0.15);
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
}
.nav-links a {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
  position: relative;
  padding: 6px 2px;
  white-space: nowrap;
}
.nav-links a:hover {
  color: var(--neon);
}
.nav-links a.active {
  color: var(--neon);
}
.nav-links a.active::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -20px;
  height: 2px;
  background: var(--neon);
  box-shadow: 0 0 16px rgba(0,229,160,0.6);
  border-radius: 2px;
}
.header-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}
.btn-login {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 40px;
  padding: 0 20px;
  background: var(--neon);
  color: #0A0E14;
  font-weight: 700;
  font-size: 14px;
  border-radius: var(--radius-btn);
  gap: 8px;
  white-space: nowrap;
  transition: background 0.25s ease, box-shadow 0.25s ease, transform 0.2s ease;
}
.btn-login:hover {
  background: var(--neon-hover);
  box-shadow: 0 0 28px rgba(0,229,160,0.3);
  color: #0A0E14;
  transform: translateY(-1px);
}
.btn-login:active {
  transform: scale(0.97);
}
.btn-vip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 40px;
  padding: 0 20px;
  background: transparent;
  color: var(--text-primary);
  border: 1px solid rgba(255,255,255,0.4);
  font-weight: 600;
  font-size: 14px;
  border-radius: var(--radius-btn);
  white-space: nowrap;
  transition: border-color 0.25s ease, color 0.25s ease, box-shadow 0.25s ease;
}
.btn-vip:hover {
  border-color: var(--gold);
  color: var(--gold);
  box-shadow: 0 0 20px rgba(201,169,106,0.15);
}
.mobile-toggle {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-card);
  color: var(--text-primary);
  font-size: 18px;
  background: rgba(255,255,255,0.03);
}
.mobile-toggle:hover {
  border-color: var(--neon);
  color: var(--neon);
}

/* Mobile Menu */
.mobile-menu {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 200;
  background: #0B1018;
  flex-direction: column;
  padding: 20px;
  overflow-y: auto;
}
.mobile-menu.open {
  display: flex;
}
.mobile-close {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  align-self: flex-end;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-card);
  color: var(--text-primary);
  font-size: 18px;
  background: rgba(255,255,255,0.03);
}
.mobile-close:hover {
  border-color: var(--neon);
  color: var(--neon);
}
.mobile-nav-links {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-top: 28px;
}
.mobile-nav-links a {
  display: block;
  font-size: 20px;
  font-weight: 600;
  padding: 14px 12px;
  border-radius: var(--radius-card);
  color: var(--text-primary);
  border-left: 3px solid transparent;
}
.mobile-nav-links a:hover {
  color: var(--neon);
  background: rgba(0,229,160,0.04);
}
.mobile-nav-links a.active {
  color: var(--neon);
  border-left-color: var(--neon);
  background: rgba(0,229,160,0.06);
}
.mobile-menu-cta {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 32px;
}
.mobile-menu-cta .btn-login,
.mobile-menu-cta .btn-vip {
  width: 100%;
  height: 48px;
  font-size: 15px;
}

/* ===== Article Hero ===== */
.article-hero {
  padding: 76px 0 48px;
  background-image: linear-gradient(180deg, rgba(10,14,20,0.85) 0%, rgba(10,14,20,0.95) 100%), url('/assets/images/backpic/back-1.png');
  background-size: cover;
  background-position: center;
  border-bottom: 1px solid var(--border-subtle);
  position: relative;
}
.article-hero::after {
  content: "";
  position: absolute;
  right: 8%;
  top: 40%;
  width: 260px;
  height: 260px;
  background: radial-gradient(circle, rgba(0,229,160,0.08), transparent 60%);
  pointer-events: none;
}
.breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 13px;
  color: var(--text-muted);
  position: relative;
  z-index: 1;
}
.breadcrumb a {
  color: var(--text-secondary);
}
.breadcrumb a:hover {
  color: var(--neon);
}
.breadcrumb-sep {
  color: var(--text-muted);
}
.breadcrumb-current {
  color: var(--text-primary);
  max-width: 420px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.article-title {
  font-size: 32px;
  font-weight: 600;
  line-height: 1.35;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  margin: 18px 0 18px;
  max-width: 860px;
  position: relative;
  z-index: 1;
  animation: fadeInUp 0.55s ease both;
}
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(18px); }
  to { opacity: 1; transform: translateY(0); }
}
.article-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 22px;
  font-size: 13px;
  color: var(--text-muted);
  position: relative;
  z-index: 1;
}
.article-meta span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.article-meta i {
  color: var(--neon);
}

/* ===== Article Body ===== */
.article-body-section {
  background: var(--bg-primary);
  padding: 48px 0 40px;
}
.article-content-wrap {
  max-width: 720px;
  margin: 0 auto;
}
.article-content {
  font-size: 16px;
  line-height: 1.9;
  color: #C6D0DC;
}
.article-content p {
  margin-bottom: 20px;
}
.article-content h2 {
  font-size: 22px;
  font-weight: 600;
  color: var(--text-primary);
  margin: 36px 0 16px;
  padding-left: 14px;
  border-left: 3px solid var(--neon);
}
.article-content h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-primary);
  margin: 28px 0 12px;
}
.article-content img {
  max-width: 100%;
  border-radius: var(--radius-card);
  margin: 20px 0;
  box-shadow: var(--shadow-card);
}
.article-content blockquote {
  border-left: 3px solid var(--gold);
  background: rgba(201,169,106,0.05);
  padding: 16px 20px;
  border-radius: 0 8px 8px 0;
  color: var(--text-secondary);
  margin: 24px 0;
}
.article-content ul,
.article-content ol {
  margin: 0 0 20px 1.2em;
}
.article-content ul {
  list-style: disc;
}
.article-content ol {
  list-style: decimal;
}
.article-content li {
  margin-bottom: 8px;
}
.article-content a {
  color: var(--neon);
  border-bottom: 1px solid rgba(0,229,160,0.35);
}
.article-content a:hover {
  color: var(--neon-hover);
  border-bottom-color: var(--neon);
}
.article-content code {
  background: rgba(255,255,255,0.06);
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 0.9em;
}
.article-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 24px 0;
  font-size: 14px;
}
.article-content th,
.article-content td {
  border: 1px solid var(--border-subtle);
  padding: 10px 12px;
  text-align: left;
}
.article-content th {
  background: var(--bg-secondary);
  color: var(--neon);
  font-weight: 600;
}
.article-not-found {
  text-align: center;
  padding: 80px 24px;
  border: 1px dashed rgba(255,255,255,0.15);
  border-radius: var(--radius-card);
  background: rgba(255,255,255,0.02);
  color: var(--text-secondary);
}
.article-not-found i {
  font-size: 42px;
  color: var(--text-muted);
  margin-bottom: 16px;
  display: inline-block;
}
.article-not-found p {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 20px;
}

/* ===== Tags & Share ===== */
.article-tags-share {
  max-width: 720px;
  margin: 0 auto;
  padding: 24px 0 8px;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}
.article-tags {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}
.tag {
  display: inline-flex;
  align-items: center;
  height: 24px;
  padding: 0 12px;
  border-radius: var(--radius-pill);
  font-size: 12px;
  font-weight: 600;
  line-height: 1;
  white-space: nowrap;
}
.tag-green {
  background: rgba(0,229,160,0.1);
  color: var(--neon);
  border: 1px solid rgba(0,229,160,0.35);
}
.tag-gold {
  background: rgba(201,169,106,0.1);
  color: var(--gold);
  border: 1px solid rgba(201,169,106,0.35);
}
.tag-dark {
  background: rgba(255,255,255,0.04);
  color: var(--text-secondary);
  border: 1px solid var(--border-subtle);
}
.article-share {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: var(--text-muted);
}
.article-share a {
  width: 32px;
  height: 32px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border-subtle);
  border-radius: 50%;
  color: var(--text-secondary);
  font-size: 14px;
  transition: all 0.25s ease;
}
.article-share a:hover {
  border-color: var(--neon);
  color: var(--neon);
  box-shadow: 0 0 12px rgba(0,229,160,0.15);
}

/* ===== Related ===== */
.related-section {
  background: var(--bg-secondary);
  padding: 56px 0;
}
.section-title-wrap {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 32px;
  border-left: 4px solid var(--neon);
  padding-left: 16px;
}
.section-title-wrap h2 {
  font-size: 28px;
  font-weight: 650;
  line-height: 1.3;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}
.section-title-wrap p {
  font-size: 14px;
  color: var(--text-muted);
  margin-top: 6px;
}
.related-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 24px;
  align-items: stretch;
}
.related-card {
  display: flex;
  flex-direction: column;
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-card);
  overflow: hidden;
  height: 100%;
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}
.related-card:hover {
  border-color: rgba(0,229,160,0.35);
  box-shadow: 0 0 24px rgba(0,229,160,0.12);
  transform: translateY(-4px);
}
.related-cover {
  overflow: hidden;
}
.related-cover img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.related-card:hover .related-cover img {
  transform: scale(1.03);
}
.related-info {
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex: 1;
}
.related-info h3 {
  font-size: 19px;
  font-weight: 600;
  line-height: 1.45;
  color: var(--text-primary);
}
.related-card:hover .related-info h3 {
  color: var(--neon);
}
.related-info p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.7;
}
.related-side {
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.related-card-sm {
  display: flex;
  gap: 16px;
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-card);
  padding: 16px;
  align-items: center;
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}
.related-card-sm:hover {
  border-color: rgba(0,229,160,0.35);
  box-shadow: 0 0 20px rgba(0,229,160,0.1);
  transform: translateY(-3px);
}
.related-cover-sm {
  flex-shrink: 0;
  width: 108px;
  height: 82px;
  border-radius: 8px;
  overflow: hidden;
}
.related-cover-sm img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.related-card-sm:hover .related-cover-sm img {
  transform: scale(1.05);
}
.related-info-sm h4 {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.4;
  margin-bottom: 6px;
}
.related-card-sm:hover .related-info-sm h4 {
  color: var(--neon);
}
.related-info-sm p {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ===== Comment ===== */
.comment-section {
  background: var(--bg-primary);
  padding: 48px 0 64px;
}
.comment-placeholder {
  border: 1px dashed rgba(255,255,255,0.12);
  border-radius: var(--radius-card);
  padding: 40px 24px;
  text-align: center;
  background: rgba(255,255,255,0.02);
}
.comment-placeholder h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 10px;
}
.comment-placeholder h3 i {
  color: var(--neon);
  margin-right: 8px;
}
.comment-placeholder p {
  font-size: 14px;
  color: var(--text-muted);
}

/* ===== CTA ===== */
.cta-section {
  position: relative;
  background:
    radial-gradient(circle at 20% 30%, rgba(201,169,106,0.12), transparent 50%),
    radial-gradient(circle at 80% 70%, rgba(0,229,160,0.08), transparent 40%),
    var(--bg-tertiary);
  padding: 56px 0;
  border-top: 1px solid var(--border-subtle);
  overflow: hidden;
}
.cta-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size: 16px 16px;
  pointer-events: none;
}
.cta-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 32px;
  position: relative;
  z-index: 1;
}
.cta-text h2 {
  font-size: 28px;
  font-weight: 650;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  line-height: 1.3;
}
.cta-text p {
  font-size: 15px;
  color: var(--text-secondary);
  margin-top: 10px;
  max-width: 480px;
}
.btn-gold {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 48px;
  padding: 0 32px;
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--gold);
  border-radius: var(--radius-btn);
  font-weight: 700;
  font-size: 15px;
  gap: 10px;
  white-space: nowrap;
  transition: all 0.25s ease;
}
.btn-gold:hover {
  background: rgba(201,169,106,0.1);
  color: var(--gold);
  box-shadow: 0 0 24px rgba(201,169,106,0.2);
  transform: translateY(-2px);
}
.btn-gold:active {
  transform: scale(0.97);
}

/* ===== Footer ===== */
.site-footer {
  background: var(--bg-primary);
  border-top: 1px solid rgba(0,229,160,0.15);
  padding: 48px 0 24px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 32px;
  border-bottom: 1px solid var(--border-subtle);
}
.footer-brand .logo-brand {
  margin-bottom: 14px;
}
.footer-desc {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.8;
  max-width: 380px;
  margin-bottom: 16px;
}
.footer-secure {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.secure-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--text-secondary);
  padding: 4px 12px;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-pill);
  background: rgba(255,255,255,0.02);
}
.secure-item i {
  color: var(--neon);
}
.footer-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 16px;
}
.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-links a {
  font-size: 14px;
  color: var(--text-secondary);
}
.footer-links a:hover {
  color: var(--neon);
}
.footer-contact p {
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.footer-contact i {
  color: var(--neon);
  width: 16px;
  text-align: center;
}
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  padding-top: 24px;
  font-size: 13px;
  color: var(--text-muted);
}
.footer-bottom .beian {
  font-size: 12px;
}

/* ===== Responsive ===== */
@media (max-width: 1023px) {
  .nav-links {
    gap: 20px;
  }
  .nav-links a {
    font-size: 14px;
  }
  .btn-vip {
    display: none;
  }
  .related-grid {
    grid-template-columns: 1fr;
  }
  .related-side {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}
@media (max-width: 767px) {
  .nav-links,
  .header-actions {
    display: none !important;
  }
  .mobile-toggle {
    display: inline-flex;
  }
  .header-inner {
    gap: 12px;
  }
  .logo-brand {
    font-size: 19px;
  }
  .article-hero {
    padding: 56px 0 36px;
  }
  .article-title {
    font-size: 24px;
  }
  .article-meta {
    gap: 12px;
    font-size: 12px;
  }
  .article-body-section {
    padding: 32px 0 24px;
  }
  .article-content {
    font-size: 15px;
  }
  .article-content h2 {
    font-size: 20px;
  }
  .article-tags-share {
    flex-direction: column;
    align-items: flex-start;
  }
  .section-title-wrap {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }
  .section-title-wrap h2 {
    font-size: 24px;
  }
  .related-side {
    grid-template-columns: 1fr;
  }
  .cta-inner {
    flex-direction: column;
    text-align: center;
  }
  .cta-text p {
    margin-left: auto;
    margin-right: auto;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}
@media (max-width: 520px) {
  .container-x {
    padding: 0 16px;
  }
  .related-card-sm {
    flex-direction: row;
    padding: 12px;
  }
  .related-cover-sm {
    width: 96px;
    height: 76px;
  }
  .btn-login,
  .btn-vip {
    padding: 0 16px;
    font-size: 13px;
  }
  .article-title {
    font-size: 22px;
  }
  .breadcrumb {
    font-size: 12px;
  }
  .article-meta {
    gap: 10px;
  }
  .article-meta span {
    gap: 4px;
  }
  .comment-placeholder {
    padding: 28px 16px;
  }
  .cta-text h2 {
    font-size: 24px;
  }
  .btn-gold {
    width: 100%;
  }
}

/* roulang page: category1 */
:root {
      --bg: #0A0E14;
      --bg-alt: #0E141C;
      --bg-deep: #0C1118;
      --card: #11181F;
      --accent: #00E5A0;
      --accent-light: #2BF2B0;
      --gold: #C9A96A;
      --text: #F0F4F8;
      --text-secondary: #93A0B2;
      --text-muted: #5B6678;
      --border: rgba(255,255,255,0.07);
      --radius: 10px;
      --glow: 0 0 24px rgba(0,229,160,0.18);
      --gold-glow: 0 0 20px rgba(201,169,106,0.15);
    }
    * {
      margin: 0;
      padding: 0;
      box-sizing: border-box;
    }
    html {
      scroll-behavior: smooth;
    }
    body {
      background: var(--bg);
      color: var(--text);
      font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, sans-serif;
      font-feature-settings: "tnum";
      line-height: 1.7;
      -webkit-font-smoothing: antialiased;
      overflow-x: hidden;
    }
    a {
      text-decoration: none;
      color: inherit;
    }
    img {
      max-width: 100%;
      display: block;
    }
    button {
      font-family: inherit;
      cursor: pointer;
    }
    .container-x {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 20px;
    }
    .top-neon-line {
      position: fixed;
      top: 0;
      left: 0;
      z-index: 999;
      height: 2px;
      width: 40%;
      background: linear-gradient(90deg, var(--accent), transparent);
      pointer-events: none;
    }

    /* ===== Header / Nav ===== */
    .site-header {
      position: fixed;
      top: 0;
      left: 0;
      right: 0;
      z-index: 100;
      height: 64px;
      background: rgba(10, 14, 20, 0.85);
      backdrop-filter: blur(14px);
      -webkit-backdrop-filter: blur(14px);
      border-bottom: 1px solid var(--border);
    }
    .header-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 64px;
    }
    .logo-brand {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      font-size: 22px;
      font-weight: 700;
      color: var(--text);
      white-space: nowrap;
    }
    .logo-badge {
      width: 32px;
      height: 32px;
      border-radius: 8px;
      background: var(--accent);
      color: #0A0E14;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-size: 16px;
      box-shadow: 0 0 16px rgba(0, 229, 160, 0.25);
    }
    .nav-links {
      display: flex;
      align-items: center;
      gap: 28px;
    }
    .nav-links a {
      position: relative;
      color: var(--text);
      font-size: 15px;
      font-weight: 600;
      padding: 6px 0;
      transition: color 0.2s;
    }
    .nav-links a:hover {
      color: var(--accent);
    }
    .nav-links a.active {
      color: var(--accent);
    }
    .nav-links a.active::after {
      content: "";
      position: absolute;
      left: 0;
      right: 0;
      bottom: -2px;
      height: 2px;
      background: var(--accent);
      box-shadow: 0 8px 16px rgba(0, 229, 160, 0.25);
    }
    .nav-actions {
      display: flex;
      align-items: center;
      gap: 14px;
    }
    .btn-primary {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      height: 44px;
      padding: 0 24px;
      background: var(--accent);
      color: #0A0E14;
      font-weight: 700;
      font-size: 15px;
      border: none;
      border-radius: 6px;
      transition: all 0.25s;
      white-space: nowrap;
      cursor: pointer;
    }
    .btn-primary:hover {
      background: var(--accent-light);
      box-shadow: 0 0 28px rgba(0, 229, 160, 0.3);
    }
    .btn-primary:active {
      transform: scale(0.97);
    }
    .btn-primary:focus-visible {
      outline: 2px solid #fff;
      outline-offset: 2px;
    }
    .btn-outline {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      height: 44px;
      padding: 0 24px;
      background: transparent;
      color: #fff;
      font-weight: 600;
      font-size: 15px;
      border: 1px solid rgba(255, 255, 255, 0.4);
      border-radius: 6px;
      transition: all 0.25s;
      white-space: nowrap;
      cursor: pointer;
    }
    .btn-outline:hover {
      border-color: #fff;
      color: var(--accent);
      box-shadow: 0 0 18px rgba(255, 255, 255, 0.08);
    }
    .btn-gold:hover {
      border-color: var(--gold);
      color: var(--gold);
      box-shadow: var(--gold-glow);
    }
    .btn-sm {
      height: 40px;
      padding: 0 18px;
      font-size: 14px;
    }
    .nav-toggle {
      display: none;
      width: 44px;
      height: 44px;
      align-items: center;
      justify-content: center;
      background: transparent;
      border: 1px solid var(--border);
      border-radius: 6px;
      color: var(--text);
      font-size: 18px;
    }
    .mobile-drawer {
      position: fixed;
      inset: 0;
      z-index: 200;
      background: #0B1018;
      padding: 20px;
      transform: translateX(100%);
      transition: transform 0.35s ease;
      display: flex;
      flex-direction: column;
    }
    .mobile-drawer.open {
      transform: translateX(0);
    }
    .drawer-header {
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-bottom: 32px;
    }
    .drawer-close {
      width: 44px;
      height: 44px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      background: transparent;
      border: 1px solid var(--border);
      border-radius: 8px;
      color: var(--text);
      font-size: 18px;
    }
    .drawer-links {
      flex: 1;
    }
    .drawer-links a {
      display: block;
      padding: 14px 12px;
      font-size: 20px;
      color: var(--text);
      border-bottom: 1px solid var(--border);
      transition: color 0.2s;
    }
    .drawer-links a:hover {
      color: var(--accent);
    }
    .drawer-links a.active {
      color: var(--accent);
      border-left: 3px solid var(--accent);
      padding-left: 16px;
    }
    .drawer-actions {
      display: grid;
      gap: 14px;
    }

    /* ===== Hero ===== */
    .hero {
      position: relative;
      min-height: 82vh;
      display: flex;
      align-items: center;
      padding: 120px 0 80px;
      background: linear-gradient(180deg, rgba(10, 14, 20, 0.82), rgba(10, 14, 20, 0.96)), url('/assets/images/backpic/back-2.png') center / cover;
    }
    .hero::before {
      content: "";
      position: absolute;
      top: 20%;
      left: 8%;
      width: 420px;
      height: 420px;
      background: radial-gradient(circle, rgba(0, 229, 160, 0.14), transparent 70%);
      pointer-events: none;
    }
    .hero::after {
      content: "";
      position: absolute;
      bottom: 8%;
      right: 5%;
      width: 320px;
      height: 320px;
      background: radial-gradient(circle, rgba(201, 169, 106, 0.12), transparent 70%);
      pointer-events: none;
    }
    .dot-grid {
      position: absolute;
      inset: 0;
      background-image: radial-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px);
      background-size: 16px 16px;
      pointer-events: none;
    }
    .hero-inner {
      position: relative;
      z-index: 1;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 40px;
    }
    .hero-content {
      max-width: 680px;
    }
    .breadcrumb {
      display: flex;
      align-items: center;
      gap: 8px;
      font-size: 13px;
      color: var(--text-muted);
      margin-bottom: 20px;
    }
    .breadcrumb a {
      color: var(--text-secondary);
      transition: color 0.2s;
    }
    .breadcrumb a:hover {
      color: var(--accent);
    }
    .breadcrumb i {
      font-size: 10px;
      color: var(--text-muted);
    }
    .hero-label {
      display: inline-flex;
      align-items: center;
      height: 28px;
      padding: 0 14px;
      border-radius: 999px;
      background: rgba(0, 229, 160, 0.08);
      border: 1px solid rgba(0, 229, 160, 0.3);
      color: var(--accent);
      font-size: 13px;
      font-weight: 600;
      margin-bottom: 18px;
    }
    .hero-title {
      font-size: clamp(32px, 5vw, 52px);
      font-weight: 700;
      line-height: 1.25;
      letter-spacing: -0.02em;
      color: var(--text);
    }
    .hero-divider {
      width: 40px;
      height: 2px;
      background: var(--accent);
      margin: 20px 0;
      box-shadow: 0 0 12px rgba(0, 229, 160, 0.4);
    }
    .hero-sub {
      font-size: 16px;
      line-height: 1.8;
      color: var(--text-secondary);
      max-width: 600px;
    }
    .hero-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 24px;
    }
    .hero-tag {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      font-size: 13px;
      color: var(--text-secondary);
      border: 1px solid var(--border);
      border-radius: 999px;
      padding: 6px 14px;
    }
    .hero-tag i {
      color: var(--accent);
      font-size: 12px;
    }
    .hero-cta {
      display: flex;
      flex-wrap: wrap;
      gap: 14px;
      margin-top: 32px;
    }
    .hero-info-card {
      width: 260px;
      flex-shrink: 0;
      background: rgba(17, 24, 31, 0.7);
      border: 1px solid var(--border);
      border-radius: var(--radius);
      padding: 24px;
      box-shadow: 0 8px 32px rgba(0, 0, 0, 0.35);
    }
    .status-header {
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .status-dot {
      width: 10px;
      height: 10px;
      border-radius: 50%;
      background: var(--accent);
      box-shadow: 0 0 12px rgba(0, 229, 160, 0.6);
      animation: pulse 2s infinite;
    }
    @keyframes pulse {
      0%, 100% {
        opacity: 1;
      }
      50% {
        opacity: 0.5;
      }
    }
    .info-label {
      font-size: 13px;
      color: var(--text-secondary);
    }
    .info-status {
      font-size: 20px;
      font-weight: 700;
      color: var(--accent);
      margin-top: 12px;
    }
    .info-version {
      font-size: 13px;
      color: var(--text-muted);
      margin-top: 16px;
      display: flex;
      align-items: center;
      gap: 6px;
    }

    /* ===== Section ===== */
    .section {
      padding: 80px 0;
    }
    .section-alt {
      background: var(--bg-alt);
    }
    .section-head {
      display: flex;
      align-items: flex-end;
      justify-content: space-between;
      gap: 24px;
      margin-bottom: 40px;
    }
    .section-title {
      font-size: clamp(24px, 3vw, 34px);
      font-weight: 650;
      line-height: 1.3;
      position: relative;
      padding-left: 16px;
    }
    .section-title::before {
      content: "";
      position: absolute;
      left: 0;
      top: 6px;
      bottom: 6px;
      width: 4px;
      background: var(--accent);
      border-radius: 2px;
      box-shadow: 0 0 12px rgba(0, 229, 160, 0.3);
    }
    .section-sub {
      color: var(--text-secondary);
      font-size: 14px;
      margin-top: 10px;
    }

    /* ===== Feature Banner ===== */
    .feature-banner {
      position: relative;
      overflow: hidden;
      border-radius: var(--radius);
      border: 1px solid var(--border);
      aspect-ratio: 16 / 7;
      min-height: 320px;
      display: flex;
      align-items: flex-end;
      background: var(--bg-deep);
    }
    .feature-banner-bg {
      position: absolute;
      inset: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
    }
    .feature-banner-overlay {
      position: absolute;
      inset: 0;
      background: linear-gradient(90deg, rgba(10, 14, 20, 0.92) 0%, rgba(10, 14, 20, 0.6) 60%, rgba(10, 14, 20, 0.3) 100%);
    }
    .feature-banner-content {
      position: relative;
      z-index: 1;
      padding: 40px;
      max-width: 620px;
    }
    .badge {
      display: inline-flex;
      align-items: center;
      height: 24px;
      padding: 0 12px;
      border-radius: 999px;
      font-size: 12px;
      font-weight: 600;
      white-space: nowrap;
    }
    .badge-green {
      background: rgba(0, 229, 160, 0.1);
      color: var(--accent);
      border: 1px solid rgba(0, 229, 160, 0.35);
    }
    .badge-gold {
      background: rgba(201, 169, 106, 0.1);
      color: var(--gold);
      border: 1px solid rgba(201, 169, 106, 0.35);
    }
    .badge-float {
      position: absolute;
      top: 12px;
      left: 12px;
      z-index: 2;
    }
    .banner-title {
      font-size: clamp(22px, 3vw, 32px);
      font-weight: 700;
      color: var(--text);
      margin-top: 12px;
      line-height: 1.3;
    }
    .banner-desc {
      font-size: 15px;
      color: var(--text-secondary);
      margin-top: 12px;
      line-height: 1.8;
    }
    .banner-steps {
      display: flex;
      flex-wrap: wrap;
      gap: 24px;
      margin: 24px 0 28px;
    }
    .banner-step {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 15px;
      color: var(--text);
      font-weight: 500;
    }
    .step-num {
      color: var(--accent);
      font-weight: 700;
      font-size: 14px;
    }

    /* ===== Feature Cards ===== */
    .feature-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 24px;
    }
    .feature-card {
      background: var(--card);
      border: 1px solid var(--border);
      border-radius: var(--radius);
      overflow: hidden;
      transition: border-color 0.3s, box-shadow 0.3s, transform 0.3s;
    }
    .feature-card:hover {
      border-color: rgba(0, 229, 160, 0.35);
      box-shadow: 0 0 24px rgba(0, 229, 160, 0.12);
      transform: translateY(-4px);
    }
    .feature-card-media {
      position: relative;
      aspect-ratio: 16 / 9;
      overflow: hidden;
      background: var(--bg-deep);
    }
    .feature-card-media img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.4s;
    }
    .feature-card:hover .feature-card-media img {
      transform: scale(1.02);
    }
    .feature-card-body {
      padding: 24px;
    }
    .feature-card-title {
      font-size: 18px;
      font-weight: 600;
      color: var(--text);
      margin-bottom: 10px;
    }
    .feature-card-desc {
      font-size: 14px;
      line-height: 1.8;
      color: var(--text-secondary);
    }
    .feature-card-link {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      margin-top: 18px;
      color: var(--accent);
      font-size: 14px;
      font-weight: 600;
      transition: gap 0.2s;
    }
    .feature-card-link:hover {
      gap: 10px;
    }

    /* ===== Flow Steps ===== */
    .flow-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
    }
    .flow-step {
      position: relative;
      background: var(--card);
      border: 1px solid var(--border);
      border-radius: var(--radius);
      padding: 28px 24px;
      transition: border-color 0.3s, box-shadow 0.3s;
    }
    .flow-step:hover {
      border-color: rgba(0, 229, 160, 0.35);
      box-shadow: var(--glow);
    }
    .flow-step:not(:last-child)::after {
      content: "\2192";
      position: absolute;
      right: -22px;
      top: 32px;
      font-size: 18px;
      color: var(--accent);
      z-index: 2;
    }
    .flow-num {
      font-size: 32px;
      font-weight: 700;
      color: var(--accent);
      opacity: 0.25;
      display: block;
      margin-bottom: 12px;
      line-height: 1;
    }
    .flow-title {
      font-size: 17px;
      font-weight: 600;
      color: var(--text);
      margin-bottom: 8px;
    }
    .flow-desc {
      font-size: 14px;
      line-height: 1.7;
      color: var(--text-secondary);
    }

    /* ===== Safety ===== */
    .safety-grid {
      display: grid;
      grid-template-columns: 1.2fr 0.8fr;
      gap: 24px;
      align-items: stretch;
    }
    .safety-list {
      list-style: none;
      background: var(--card);
      border: 1px solid var(--border);
      border-radius: var(--radius);
      padding: 24px 28px;
    }
    .safety-list li {
      display: flex;
      gap: 14px;
      padding: 15px 0;
      border-bottom: 1px solid var(--border);
      color: var(--text-secondary);
      font-size: 15px;
      line-height: 1.7;
    }
    .safety-list li:last-child {
      border-bottom: none;
    }
    .safety-list li i {
      color: var(--accent);
      margin-top: 4px;
      width: 16px;
      font-size: 14px;
    }
    .safety-panel {
      background: var(--card);
      border-radius: var(--radius);
      border: 1px solid var(--border);
      padding: 36px 32px;
      text-align: center;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      transition: border-color 0.3s;
    }
    .safety-panel:hover {
      border-color: rgba(0, 229, 160, 0.3);
    }
    .status-circle {
      width: 64px;
      height: 64px;
      border-radius: 50%;
      background: rgba(0, 229, 160, 0.1);
      border: 2px solid var(--accent);
      display: inline-flex;
      align-items: center;
      justify-content: center;
      color: var(--accent);
      font-size: 24px;
      margin-bottom: 18px;
      box-shadow: 0 0 20px rgba(0, 229, 160, 0.15);
    }
    .safety-panel-title {
      font-size: 18px;
      font-weight: 600;
      color: var(--text);
    }
    .safety-panel-status {
      font-size: 14px;
      color: var(--accent);
      margin-top: 8px;
      font-weight: 600;
    }
    .safety-panel-desc {
      font-size: 13px;
      color: var(--text-muted);
      margin-top: 6px;
    }

    /* ===== FAQ ===== */
    .faq-list {
      max-width: 820px;
    }
    .faq-item {
      border-bottom: 1px solid var(--border);
      transition: background 0.25s;
    }
    .faq-item.active {
      background: rgba(0, 229, 160, 0.03);
    }
    .faq-question {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      width: 100%;
      padding: 22px 20px;
      background: none;
      border: none;
      color: var(--text);
      font-size: 16px;
      font-weight: 600;
      text-align: left;
      transition: color 0.2s;
    }
    .faq-question:hover {
      color: var(--accent);
    }
    .faq-icon {
      color: var(--accent);
      font-size: 16px;
      transition: transform 0.3s;
      flex-shrink: 0;
    }
    .faq-item.active .faq-icon {
      transform: rotate(45deg);
    }
    .faq-answer {
      max-height: 0;
      overflow: hidden;
      opacity: 0;
      transition: max-height 0.35s ease, opacity 0.25s ease;
    }
    .faq-item.active .faq-answer {
      max-height: 260px;
      opacity: 1;
    }
    .faq-answer-inner {
      padding: 0 20px 22px;
      color: var(--text-secondary);
      font-size: 14px;
      line-height: 1.8;
    }

    /* ===== CTA ===== */
    .cta-section {
      position: relative;
      padding: 72px 0;
      background: var(--bg-deep);
      border-top: 1px solid var(--border);
      overflow: hidden;
    }
    .cta-section::before {
      content: "";
      position: absolute;
      top: -40%;
      right: 10%;
      width: 420px;
      height: 420px;
      background: radial-gradient(circle, rgba(201, 169, 106, 0.15), transparent 70%);
      pointer-events: none;
    }
    .cta-inner {
      position: relative;
      z-index: 1;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 40px;
    }
    .cta-title {
      font-size: clamp(24px, 3vw, 34px);
      font-weight: 650;
      color: var(--text);
      line-height: 1.3;
    }
    .cta-desc {
      font-size: 15px;
      color: var(--text-secondary);
      margin-top: 12px;
      max-width: 520px;
    }
    .cta-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 14px;
      flex-shrink: 0;
    }

    /* ===== Footer ===== */
    .site-footer {
      background: var(--bg-deep);
      border-top: 1px solid rgba(0, 229, 160, 0.15);
      padding: 56px 0 24px;
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 1.4fr 0.8fr 1fr;
      gap: 40px;
    }
    .footer-brand .logo-brand {
      font-size: 22px;
    }
    .footer-desc {
      color: var(--text-secondary);
      font-size: 14px;
      margin-top: 16px;
      line-height: 1.8;
      max-width: 420px;
    }
    .footer-secure {
      display: flex;
      flex-wrap: wrap;
      gap: 16px;
      margin-top: 18px;
    }
    .secure-item {
      font-size: 13px;
      color: var(--text-muted);
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }
    .secure-item i {
      color: var(--accent);
      font-size: 12px;
    }
    .footer-title {
      color: var(--text);
      font-size: 16px;
      font-weight: 600;
      margin-bottom: 16px;
    }
    .footer-links {
      list-style: none;
    }
    .footer-links li {
      margin-bottom: 10px;
    }
    .footer-links a {
      color: var(--text-secondary);
      font-size: 14px;
      transition: color 0.2s;
    }
    .footer-links a:hover {
      color: var(--accent);
    }
    .footer-contact p {
      color: var(--text-secondary);
      font-size: 14px;
      margin-bottom: 12px;
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .footer-contact i {
      color: var(--accent);
      width: 16px;
      font-size: 14px;
    }
    .footer-bottom {
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 8px;
      margin-top: 40px;
      padding-top: 24px;
      border-top: 1px solid var(--border);
      font-size: 13px;
      color: var(--text-muted);
    }
    .beian {
      color: var(--text-muted);
    }

    /* ===== Responsive ===== */
    @media (max-width: 1024px) {
      .nav-links {
        display: none;
      }
      .nav-actions .btn-outline {
        display: none;
      }
      .nav-toggle {
        display: inline-flex;
      }
      .mobile-drawer {
        display: flex;
      }
      .flow-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .flow-step:nth-child(2)::after {
        display: none;
      }
    }
    @media (max-width: 768px) {
      .hero {
        min-height: auto;
        padding: 110px 0 60px;
      }
      .hero-inner {
        flex-direction: column;
        gap: 32px;
      }
      .hero-info-card {
        width: 100%;
        max-width: 340px;
      }
      .nav-actions {
        display: none;
      }
      .feature-banner {
        aspect-ratio: auto;
        min-height: 420px;
        align-items: stretch;
      }
      .feature-banner-content {
        display: flex;
        flex-direction: column;
        justify-content: flex-end;
        padding: 32px 24px;
      }
      .banner-steps {
        flex-direction: column;
        gap: 12px;
      }
      .feature-grid {
        grid-template-columns: 1fr;
      }
      .safety-grid {
        grid-template-columns: 1fr;
      }
      .cta-inner {
        flex-direction: column;
        align-items: flex-start;
      }
      .cta-actions {
        width: 100%;
      }
      .cta-actions .btn-primary,
      .cta-actions .btn-outline {
        flex: 1;
      }
      .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
      }
      .footer-bottom {
        flex-direction: column;
        text-align: center;
      }
      .section {
        padding: 60px 0;
      }
    }
    @media (max-width: 640px) {
      .flow-grid {
        grid-template-columns: 1fr;
      }
      .flow-step:not(:last-child)::after {
        display: none;
      }
      .hero-cta {
        flex-direction: column;
      }
      .hero-cta .btn-primary,
      .hero-cta .btn-outline {
        width: 100%;
      }
      .section-head {
        flex-direction: column;
        align-items: flex-start;
      }
    }

/* roulang page: category2 */
:root {
            --bg: #0A0E14;
            --bg1: #0E141C;
            --bg2: #0C1118;
            --card: #11181F;
            --neon: #00E5A0;
            --gold: #C9A96A;
            --ink: #F0F4F8;
            --ink2: #93A0B2;
            --ink3: #5B6678;
            --border: rgba(255, 255, 255, 0.07);
            --radius: 10px;
            --radius-sm: 6px;
            --shadow: 0 8px 32px rgba(0, 0, 0, 0.35);
            --glow: 0 0 24px rgba(0, 229, 160, 0.18);
            --gold-glow: 0 0 20px rgba(201, 169, 106, 0.15);
        }
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background: var(--bg);
            color: var(--ink);
            font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, sans-serif;
            font-size: 15px;
            line-height: 1.8;
            -webkit-font-smoothing: antialiased;
            font-feature-settings: "tnum";
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.2s ease;
        }
        img {
            max-width: 100%;
            display: block;
        }
        button {
            font-family: inherit;
            cursor: pointer;
        }
        .container-x {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .top-glow-line {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: 2px;
            background: linear-gradient(90deg, var(--neon) 0%, rgba(0, 229, 160, 0.4) 40%, transparent 100%);
            z-index: 200;
        }

        /* 导航 */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: 64px;
            background: rgba(10, 14, 20, 0.86);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border);
            z-index: 100;
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }
        .logo-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            letter-spacing: 0.02em;
            color: var(--ink);
        }
        .brand-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 34px;
            height: 34px;
            background: var(--neon);
            color: #0A0E14;
            border-radius: 8px;
            font-size: 15px;
            box-shadow: 0 0 16px rgba(0, 229, 160, 0.3);
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 28px;
        }
        .nav-links a {
            position: relative;
            font-size: 15px;
            font-weight: 600;
            color: rgba(240, 244, 248, 0.85);
            padding: 6px 0;
            transition: color 0.2s;
        }
        .nav-links a:hover {
            color: var(--neon);
        }
        .nav-links a.active {
            color: var(--neon);
        }
        .nav-links a.active::after {
            content: '';
            position: absolute;
            left: 0;
            right: 0;
            bottom: -2px;
            height: 2px;
            background: var(--neon);
            border-radius: 2px;
            box-shadow: 0 8px 16px rgba(0, 229, 160, 0.25);
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 38px;
            padding: 0 20px;
            background: var(--neon);
            color: #0A0E14;
            font-size: 14px;
            font-weight: 700;
            border-radius: var(--radius-sm);
            border: none;
            transition: all 0.2s ease;
        }
        .btn-primary:hover {
            background: #2BF2B0;
            box-shadow: 0 0 28px rgba(0, 229, 160, 0.3);
            color: #0A0E14;
        }
        .btn-primary:active {
            transform: scale(0.97);
        }
        .btn-primary:focus-visible {
            outline: 2px solid #fff;
            outline-offset: 2px;
        }
        .btn-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 38px;
            padding: 0 20px;
            background: transparent;
            color: var(--ink);
            font-size: 14px;
            font-weight: 600;
            border: 1px solid rgba(255, 255, 255, 0.4);
            border-radius: var(--radius-sm);
            transition: all 0.2s ease;
        }
        .btn-outline:hover {
            border-color: var(--gold);
            color: var(--gold);
            box-shadow: 0 0 16px rgba(201, 169, 106, 0.2);
        }
        .menu-toggle {
            display: none;
            width: 44px;
            height: 44px;
            background: transparent;
            border: none;
            color: var(--ink);
            font-size: 20px;
            border-radius: 8px;
            align-items: center;
            justify-content: center;
        }
        .menu-toggle:focus-visible {
            outline: 2px solid var(--neon);
            outline-offset: 2px;
        }

        /* 移动端抽屉 */
        .mobile-drawer {
            position: fixed;
            inset: 0;
            background: #0B1018;
            z-index: 150;
            display: flex;
            flex-direction: column;
            padding: 24px;
            transform: translateX(100%);
            transition: transform 0.35s ease;
            visibility: hidden;
        }
        .mobile-drawer.open {
            transform: translateX(0);
            visibility: visible;
        }
        .drawer-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 32px;
        }
        .drawer-close {
            width: 44px;
            height: 44px;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.1);
            color: var(--ink);
            font-size: 22px;
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: border-color 0.2s;
        }
        .drawer-close:hover {
            border-color: var(--neon);
        }
        .drawer-links {
            display: flex;
            flex-direction: column;
            gap: 4px;
        }
        .drawer-links a {
            display: flex;
            align-items: center;
            height: 44px;
            font-size: 20px;
            font-weight: 600;
            color: rgba(240, 244, 248, 0.85);
            padding: 0 12px;
            border-radius: 8px;
            transition: all 0.2s;
        }
        .drawer-links a.active {
            color: var(--neon);
            background: rgba(0, 229, 160, 0.06);
            box-shadow: inset 3px 0 0 var(--neon);
        }
        .drawer-links a:hover {
            color: var(--neon);
        }
        .drawer-actions {
            margin-top: auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
            padding: 24px 0 12px;
        }
        .drawer-actions .btn-primary,
        .drawer-actions .btn-outline {
            width: 100%;
            height: 48px;
            font-size: 15px;
        }

        /* Hero */
        .hero-area {
            position: relative;
            min-height: 82vh;
            display: flex;
            align-items: center;
            background-size: cover;
            background-position: center;
            overflow: hidden;
        }
        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(10, 14, 20, 0.82), rgba(10, 14, 20, 0.96));
        }
        .hero-glow-1 {
            position: absolute;
            top: -80px;
            right: -100px;
            width: 420px;
            height: 420px;
            background: radial-gradient(circle, rgba(0, 229, 160, 0.18), transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .hero-glow-2 {
            position: absolute;
            bottom: -60px;
            left: 30%;
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(201, 169, 106, 0.12), transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .hero-grid-texture {
            position: absolute;
            inset: 0;
            background-image: radial-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px);
            background-size: 16px 16px;
            pointer-events: none;
        }
        .hero-content {
            position: relative;
            z-index: 10;
            padding: 60px 0;
        }
        .hero-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--neon);
            background: rgba(0, 229, 160, 0.1);
            border: 1px solid rgba(0, 229, 160, 0.3);
            border-radius: 999px;
            padding: 6px 16px;
            margin-bottom: 24px;
        }
        .hero-title {
            font-size: clamp(32px, 5vw, 52px);
            font-weight: 700;
            line-height: 1.25;
            letter-spacing: -0.02em;
            color: var(--ink);
            margin-bottom: 16px;
        }
        .hero-title .highlight {
            color: var(--neon);
        }
        .hero-line {
            width: 40px;
            height: 2px;
            background: var(--neon);
            margin: 24px 0;
        }
        .hero-sub {
            font-size: 18px;
            color: var(--ink2);
            max-width: 560px;
            line-height: 1.8;
        }
        .btn-primary-lg {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 48px;
            padding: 0 28px;
            background: var(--neon);
            color: #0A0E14;
            font-size: 15px;
            font-weight: 700;
            border-radius: var(--radius-sm);
            border: none;
            transition: all 0.2s ease;
            min-width: 160px;
        }
        .btn-primary-lg:hover {
            background: #2BF2B0;
            box-shadow: 0 0 28px rgba(0, 229, 160, 0.3);
            color: #0A0E14;
        }
        .btn-primary-lg:active {
            transform: scale(0.97);
        }
        .btn-primary-lg:focus-visible {
            outline: 2px solid #fff;
            outline-offset: 2px;
        }
        .btn-outline-lg {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 48px;
            padding: 0 28px;
            background: transparent;
            color: var(--ink);
            font-size: 15px;
            font-weight: 600;
            border: 1px solid rgba(255, 255, 255, 0.4);
            border-radius: var(--radius-sm);
            transition: all 0.2s ease;
        }
        .btn-outline-lg:hover {
            border-color: var(--neon);
            color: var(--neon);
        }
        .hero-version {
            position: absolute;
            bottom: 40px;
            right: 40px;
            background: rgba(17, 24, 31, 0.7);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: 10px;
            padding: 14px 20px;
            font-size: 13px;
            color: var(--ink2);
            backdrop-filter: blur(8px);
            z-index: 10;
        }
        .hero-version strong {
            color: var(--neon);
            font-weight: 700;
            font-size: 15px;
        }

        /* 板块 */
        .section {
            padding: 80px 0;
        }
        .section.bg-dark-1 {
            background: var(--bg1);
        }
        .section-head {
            margin-bottom: 48px;
        }
        .section-title {
            font-size: clamp(24px, 3vw, 34px);
            font-weight: 650;
            line-height: 1.3;
            position: relative;
            padding-left: 16px;
            margin-bottom: 12px;
        }
        .section-title::before {
            content: '';
            position: absolute;
            left: 0;
            top: 4px;
            bottom: 4px;
            width: 4px;
            background: var(--neon);
            border-radius: 2px;
            box-shadow: 0 0 12px rgba(0, 229, 160, 0.3);
        }
        .section-sub {
            font-size: 15px;
            color: var(--ink2);
            max-width: 600px;
            margin-top: 8px;
            line-height: 1.7;
        }

        /* 等级卡片 */
        .level-card {
            background: var(--card);
            border: 1px solid var(--border);
            border-radius: 10px;
            padding: 32px 28px;
            position: relative;
            transition: border-color 0.3s, box-shadow 0.3s, transform 0.3s;
        }
        .level-card:hover {
            border-color: rgba(0, 229, 160, 0.35);
            box-shadow: 0 0 24px rgba(0, 229, 160, 0.12), 0 8px 32px rgba(0, 0, 0, 0.3);
        }
        .level-card.highlight {
            border-color: rgba(201, 169, 106, 0.25);
        }
        .level-card.highlight:hover {
            border-color: rgba(201, 169, 106, 0.5);
            box-shadow: 0 0 24px rgba(201, 169, 106, 0.15), 0 8px 32px rgba(0, 0, 0, 0.3);
        }
        .level-card.gold-card {
            border-color: rgba(201, 169, 106, 0.2);
            background: linear-gradient(160deg, #141A22, #11181F);
        }
        .level-card.gold-card:hover {
            border-color: rgba(201, 169, 106, 0.5);
            box-shadow: 0 0 24px rgba(201, 169, 106, 0.12), 0 8px 32px rgba(0, 0, 0, 0.3);
        }
        .level-badge {
            display: inline-flex;
            align-items: center;
            height: 24px;
            padding: 0 12px;
            font-size: 12px;
            font-weight: 600;
            border-radius: 999px;
            background: rgba(0, 229, 160, 0.1);
            color: var(--neon);
            border: 1px solid rgba(0, 229, 160, 0.3);
            margin-bottom: 20px;
        }
        .level-badge.gold {
            background: rgba(201, 169, 106, 0.1);
            color: var(--gold);
            border-color: rgba(201, 169, 106, 0.3);
        }
        .level-card h3 {
            font-size: 20px;
            font-weight: 600;
            color: var(--ink);
            margin-bottom: 6px;
        }
        .level-card>p {
            font-size: 14px;
            color: var(--ink3);
            margin-bottom: 20px;
        }
        .level-card ul {
            list-style: none;
            margin-bottom: 24px;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .level-card ul li {
            display: flex;
            align-items: flex-start;
            gap: 8px;
            font-size: 14px;
            color: var(--ink2);
            line-height: 1.6;
        }
        .level-card ul li i {
            color: var(--neon);
            margin-top: 4px;
            flex-shrink: 0;
        }
        .level-card.gold-card ul li i {
            color: var(--gold);
        }
        .level-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            color: var(--neon);
            transition: gap 0.2s;
        }
        .level-link:hover {
            gap: 10px;
        }
        .gold-card .level-link {
            color: var(--gold);
        }

        /* 权益卡片 */
        .benefit-card {
            background: var(--card);
            border: 1px solid var(--border);
            border-radius: 10px;
            padding: 32px 24px;
            transition: border-color 0.3s, box-shadow 0.3s, transform 0.3s;
            position: relative;
            overflow: hidden;
        }
        .benefit-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 1px;
            background: linear-gradient(90deg, transparent, var(--neon), transparent);
            opacity: 0;
            transition: opacity 0.3s;
        }
        .benefit-card:hover {
            border-color: rgba(0, 229, 160, 0.35);
            box-shadow: 0 0 24px rgba(0, 229, 160, 0.1);
            transform: translateY(-4px);
        }
        .benefit-card:hover::before {
            opacity: 1;
        }
        .benefit-icon {
            width: 46px;
            height: 46px;
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            background: rgba(0, 229, 160, 0.1);
            color: var(--neon);
            border: 1px solid rgba(0, 229, 160, 0.2);
            margin-bottom: 18px;
        }
        .benefit-card h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--ink);
            margin-bottom: 8px;
        }
        .benefit-card p {
            font-size: 14px;
            color: var(--ink2);
            line-height: 1.7;
        }

        /* 对比表 */
        .table-wrap {
            overflow-x: auto;
        }
        .compare-table {
            width: 100%;
            min-width: 640px;
            border-collapse: collapse;
            font-size: 14px;
        }
        .compare-table th,
        .compare-table td {
            padding: 16px 20px;
            text-align: center;
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        }
        .compare-table th {
            background: #0D141B;
            color: var(--neon);
            font-weight: 600;
            font-size: 14px;
        }
        .compare-table td {
            color: var(--ink2);
        }
        .compare-table tbody tr:nth-child(odd) {
            background: #121A22;
        }
        .compare-table tbody tr:nth-child(even) {
            background: #0F161D;
        }
        .compare-table .col-special {
            background: rgba(201, 169, 106, 0.06) !important;
            border-left: 1px solid rgba(201, 169, 106, 0.2);
            border-right: 1px solid rgba(201, 169, 106, 0.2);
        }
        .compare-table th.col-special {
            background: rgba(201, 169, 106, 0.1);
            color: var(--gold);
            border-top: 1px solid var(--gold);
        }
        .compare-table td.col-special {
            color: var(--gold);
        }
        .compare-table .icon-yes {
            color: var(--neon);
        }
        .compare-table .icon-no {
            color: #3A4555;
        }
        .compare-table .icon-special {
            color: var(--gold);
        }
        .table-note {
            font-size: 12px;
            color: var(--ink3);
            margin-top: 16px;
        }

        /* 场景卡片 */
        .scene-card {
            background: var(--card);
            border: 1px solid var(--border);
            border-radius: 10px;
            overflow: hidden;
            transition: border-color 0.3s, box-shadow 0.3s;
        }
        .scene-card:hover {
            border-color: rgba(0, 229, 160, 0.35);
            box-shadow: 0 0 24px rgba(0, 229, 160, 0.1);
        }
        .scene-img {
            height: 180px;
            background-size: cover;
            background-position: center;
            position: relative;
        }
        .scene-img::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent, rgba(10, 14, 20, 0.6));
        }
        .scene-body {
            padding: 24px;
        }
        .scene-body h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--ink);
            margin-bottom: 8px;
        }
        .scene-body p {
            font-size: 14px;
            color: var(--ink2);
            line-height: 1.7;
        }

        /* 流程时间线 */
        .timeline {
            position: relative;
            padding-left: 0;
        }
        .timeline-item {
            position: relative;
            padding: 0 0 40px 32px;
            border-left: 1px solid rgba(255, 255, 255, 0.08);
        }
        .timeline-item:last-child {
            padding-bottom: 0;
            border-left-color: transparent;
        }
        .timeline-item::before {
            content: '';
            position: absolute;
            left: -6px;
            top: 6px;
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: var(--neon);
            box-shadow: 0 0 12px rgba(0, 229, 160, 0.4);
        }
        .timeline-step {
            display: inline-flex;
            align-items: center;
            font-size: 12px;
            font-weight: 600;
            color: var(--neon);
            background: rgba(0, 229, 160, 0.1);
            border-radius: 999px;
            padding: 4px 12px;
            margin-bottom: 10px;
        }
        .timeline-item h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--ink);
            margin-bottom: 6px;
        }
        .timeline-item p {
            font-size: 14px;
            color: var(--ink2);
            line-height: 1.7;
            max-width: 480px;
        }

        /* FAQ */
        .faq-item {
            border-bottom: 1px solid rgba(255, 255, 255, 0.07);
            transition: background 0.3s;
        }
        .faq-item.active {
            background: rgba(0, 229, 160, 0.03);
        }
        .faq-question {
            width: 100%;
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 22px 16px;
            font-size: 16px;
            font-weight: 600;
            color: var(--ink);
            background: transparent;
            border: none;
            text-align: left;
            gap: 16px;
            transition: color 0.2s;
        }
        .faq-question:hover {
            color: var(--neon);
        }
        .faq-icon {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            border: 1px solid rgba(255, 255, 255, 0.15);
            position: relative;
            flex-shrink: 0;
            transition: all 0.3s;
        }
        .faq-icon::before {
            content: '';
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 12px;
            height: 2px;
            background: var(--ink2);
            transition: background 0.3s;
        }
        .faq-icon::after {
            content: '';
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 2px;
            height: 12px;
            background: var(--ink2);
            transition: transform 0.3s, opacity 0.3s;
        }
        .faq-item.active .faq-icon {
            border-color: rgba(0, 229, 160, 0.4);
        }
        .faq-item.active .faq-icon::after {
            transform: translate(-50%, -50%) rotate(90deg);
            opacity: 0;
        }
        .faq-item.active .faq-icon::before {
            background: var(--neon);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.3s ease, opacity 0.25s ease;
            opacity: 0;
            padding: 0 16px;
        }
        .faq-item.active .faq-answer {
            max-height: 600px;
            opacity: 1;
            padding: 0 16px 24px;
        }
        .faq-answer p {
            font-size: 14px;
            color: var(--ink2);
            line-height: 1.8;
        }

        /* CTA */
        .cta-section {
            position: relative;
            padding: 80px 0;
            background-image: url('/assets/images/backpic/back-3.webp');
            background-size: cover;
            background-position: center;
            overflow: hidden;
        }
        .cta-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(120deg, rgba(10, 14, 20, 0.95), rgba(10, 14, 20, 0.82));
        }
        .cta-glow-gold {
            position: absolute;
            top: -100px;
            right: 10%;
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(201, 169, 106, 0.15), transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-grid-texture {
            position: absolute;
            inset: 0;
            background-image: radial-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px);
            background-size: 16px 16px;
            pointer-events: none;
        }
        .cta-content {
            position: relative;
            z-index: 10;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
        }
        .cta-title {
            font-size: clamp(24px, 3vw, 34px);
            font-weight: 650;
            line-height: 1.3;
            color: var(--ink);
            max-width: 420px;
        }
        .cta-right {
            text-align: right;
        }
        .btn-gold {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 48px;
            padding: 0 32px;
            background: transparent;
            color: var(--ink);
            font-size: 15px;
            font-weight: 700;
            border: 1px solid var(--gold);
            border-radius: var(--radius-sm);
            transition: all 0.2s;
        }
        .btn-gold:hover {
            background: rgba(201, 169, 106, 0.1);
            box-shadow: 0 0 20px rgba(201, 169, 106, 0.2);
            color: var(--gold);
        }
        .cta-note {
            font-size: 13px;
            color: var(--ink3);
            margin-top: 12px;
        }

        /* 页脚 */
        .site-footer {
            background: var(--bg2);
            border-top: 1px solid rgba(0, 229, 160, 0.15);
            padding: 60px 0 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 48px;
            padding-bottom: 40px;
        }
        .footer-brand .logo-brand {
            margin-bottom: 16px;
        }
        .footer-desc {
            font-size: 14px;
            color: var(--ink2);
            line-height: 1.8;
            max-width: 360px;
            margin-bottom: 20px;
        }
        .footer-secure {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }
        .secure-item {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 12px;
            color: var(--ink3);
        }
        .secure-item i {
            color: var(--neon);
        }
        .footer-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--ink);
            margin-bottom: 20px;
        }
        .footer-links {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .footer-links a {
            font-size: 14px;
            color: var(--ink2);
            transition: color 0.2s;
        }
        .footer-links a:hover {
            color: var(--neon);
        }
        .footer-contact {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .footer-contact p {
            font-size: 14px;
            color: var(--ink2);
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .footer-contact i {
            color: var(--neon);
            width: 16px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            padding: 20px 0;
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 13px;
            color: var(--ink3);
        }

        /* 响应式 */
        @media (max-width: 1023px) {
            .nav-links {
                display: none;
            }
            .header-actions {
                display: none;
            }
            .menu-toggle {
                display: inline-flex;
            }
            .hero-area {
                min-height: 70vh;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .cta-content {
                flex-direction: column;
                text-align: left;
            }
            .cta-right {
                text-align: left;
            }
        }
        @media (max-width: 767px) {
            .section {
                padding: 56px 0;
            }
            .hero-area {
                min-height: auto;
                padding: 100px 0 60px;
            }
            .hero-sub {
                font-size: 16px;
            }
            .btn-primary-lg,
            .btn-outline-lg {
                width: 100%;
            }
            .hero-actions {
                flex-direction: column;
                width: 100%;
                gap: 12px;
            }
            .hero-version {
                display: none;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .timeline-item {
                padding-left: 24px;
            }
            .table-wrap {
                margin-right: -20px;
                margin-left: -20px;
                padding: 0 20px;
            }
        }
        @media (max-width: 520px) {
            .level-card {
                padding: 24px 20px;
            }
            .benefit-card {
                padding: 24px 20px;
            }
            .faq-question {
                font-size: 15px;
                padding: 18px 12px;
            }
            .section-title {
                font-size: 24px;
            }
        }