/* roulang page: index */
:root {
      --primary: #2563eb;
      --primary-dark: #1746b4;
      --primary-soft: #eaf1ff;
      --secondary: #0ea5e9;
      --accent: #f59e0b;
      --accent-soft: #fff7e6;
      --success: #12b981;
      --danger: #ef4444;
      --bg: #f6f9ff;
      --surface: #ffffff;
      --surface-2: #f8fbff;
      --text: #102033;
      --muted: #65758b;
      --light: #91a1b7;
      --border: #dce7f5;
      --shadow-sm: 0 8px 24px rgba(37, 99, 235, .08);
      --shadow-md: 0 18px 45px rgba(37, 99, 235, .13);
      --shadow-lg: 0 28px 70px rgba(16, 32, 51, .16);
      --radius-sm: 12px;
      --radius: 20px;
      --radius-lg: 28px;
      --container: 1180px;
      --ease: 180ms ease;
      --bottom-bar: 78px;
    }

    * {
      box-sizing: border-box;
    }

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

    body {
      margin: 0;
      color: var(--text);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;
      line-height: 1.72;
      background:
        radial-gradient(circle at 10% 0%, rgba(37, 99, 235, .13), transparent 32rem),
        radial-gradient(circle at 92% 8%, rgba(14, 165, 233, .11), transparent 30rem),
        linear-gradient(180deg, #f7fbff 0%, #ffffff 48%, #f6f9ff 100%);
      padding-bottom: var(--bottom-bar);
      overflow-x: hidden;
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: color var(--ease), background var(--ease), border-color var(--ease), transform var(--ease), box-shadow var(--ease);
    }

    a:hover,
    a:focus {
      color: var(--primary);
    }

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

    button,
    input {
      font: inherit;
    }

    button {
      cursor: pointer;
    }

    input {
      width: 100%;
      border: 1px solid var(--border);
      border-radius: 999px;
      padding: 13px 18px;
      color: var(--text);
      background: #fff;
      outline: none;
      transition: box-shadow var(--ease), border-color var(--ease);
    }

    input::placeholder {
      color: var(--light);
    }

    input:focus,
    button:focus-visible,
    a:focus-visible {
      outline: 3px solid rgba(37, 99, 235, .22);
      outline-offset: 3px;
    }

    input:focus {
      border-color: rgba(37, 99, 235, .7);
      box-shadow: 0 0 0 5px rgba(37, 99, 235, .1);
    }

    .container {
      width: min(var(--container), calc(100% - 40px));
      margin-inline: auto;
    }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 50;
      background: rgba(255, 255, 255, .88);
      backdrop-filter: blur(18px);
      border-bottom: 1px solid rgba(220, 231, 245, .78);
      box-shadow: 0 10px 28px rgba(37, 99, 235, .05);
    }

    .header-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
      min-height: 74px;
    }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      font-weight: 900;
      color: var(--text);
      letter-spacing: -.02em;
      white-space: nowrap;
    }

    .brand-mark {
      width: 44px;
      height: 44px;
      display: grid;
      place-items: center;
      border-radius: 15px;
      color: #fff;
      background: linear-gradient(135deg, var(--primary), var(--secondary));
      box-shadow: 0 12px 26px rgba(37, 99, 235, .22);
      font-size: 20px;
    }

    .brand-text {
      display: flex;
      flex-direction: column;
      line-height: 1.12;
    }

    .brand-name {
      font-size: 21px;
    }

    .brand-sub {
      margin-top: 4px;
      color: var(--muted);
      font-size: 12px;
      font-weight: 700;
      letter-spacing: .08em;
    }

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

    .icon-nav {
      display: grid;
      grid-template-columns: repeat(1, minmax(96px, 1fr));
      gap: 10px;
      margin: 0;
      padding: 0;
      list-style: none;
    }

    .nav-item {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 9px;
      padding: 10px 16px;
      border: 1px solid rgba(220, 231, 245, .92);
      border-radius: 999px;
      background: var(--surface);
      color: var(--muted);
      font-size: 14px;
      font-weight: 800;
      box-shadow: 0 6px 18px rgba(16, 32, 51, .04);
    }

    .nav-item:hover,
    .nav-item.active {
      color: var(--primary);
      border-color: rgba(37, 99, 235, .28);
      background: var(--primary-soft);
      transform: translateY(-1px);
    }

    .nav-icon {
      width: 24px;
      height: 24px;
      display: grid;
      place-items: center;
      border-radius: 9px;
      background: #eef5ff;
      color: var(--primary);
      font-size: 13px;
    }

    .header-action {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      border: 0;
      color: #fff;
      background: linear-gradient(135deg, var(--primary), var(--secondary));
      border-radius: 999px;
      padding: 11px 18px;
      font-weight: 900;
      box-shadow: 0 12px 28px rgba(37, 99, 235, .22);
    }

    .header-action:hover {
      color: #fff;
      transform: translateY(-2px);
      box-shadow: 0 16px 34px rgba(37, 99, 235, .28);
    }

    .section {
      padding: 82px 0;
    }

    .section-tight {
      padding: 58px 0;
    }

    .section-head {
      display: flex;
      align-items: flex-end;
      justify-content: space-between;
      gap: 28px;
      margin-bottom: 28px;
    }

    .section-kicker,
    .badge {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      width: fit-content;
      color: var(--primary);
      background: var(--primary-soft);
      border: 1px solid rgba(37, 99, 235, .14);
      border-radius: 999px;
      padding: 7px 12px;
      font-size: 13px;
      font-weight: 900;
      line-height: 1.2;
    }

    .section-title {
      margin: 12px 0 0;
      color: var(--text);
      font-size: clamp(28px, 4vw, 44px);
      line-height: 1.18;
      letter-spacing: -.04em;
      font-weight: 950;
    }

    .section-desc {
      max-width: 650px;
      margin: 12px 0 0;
      color: var(--muted);
      font-size: 16px;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 9px;
      border: 1px solid transparent;
      border-radius: 999px;
      padding: 13px 20px;
      min-height: 48px;
      font-weight: 900;
      line-height: 1.2;
      transition: transform var(--ease), box-shadow var(--ease), background var(--ease), color var(--ease), border-color var(--ease);
    }

    .btn-primary {
      color: #fff;
      background: linear-gradient(135deg, var(--primary), var(--secondary));
      box-shadow: 0 16px 34px rgba(37, 99, 235, .24);
    }

    .btn-primary:hover {
      color: #fff;
      transform: translateY(-2px);
      box-shadow: 0 22px 44px rgba(37, 99, 235, .32);
    }

    .btn-ghost {
      color: var(--primary);
      background: #fff;
      border-color: rgba(37, 99, 235, .2);
      box-shadow: 0 10px 24px rgba(37, 99, 235, .08);
    }

    .btn-ghost:hover {
      background: var(--primary-soft);
      border-color: rgba(37, 99, 235, .35);
      transform: translateY(-2px);
    }

    .btn-light {
      color: var(--text);
      background: rgba(255, 255, 255, .88);
      border-color: rgba(255, 255, 255, .55);
    }

    .btn-light:hover {
      color: var(--primary);
      background: #fff;
      transform: translateY(-2px);
    }

    .hero {
      padding: 38px 0 72px;
    }

    .hero-stage {
      position: relative;
      overflow: hidden;
      border-radius: 34px;
      color: #fff;
      background:
        linear-gradient(90deg, rgba(9, 32, 76, .90), rgba(37, 99, 235, .70) 48%, rgba(14, 165, 233, .55)),
        radial-gradient(circle at 82% 18%, rgba(255,255,255,.24), transparent 17rem),
        linear-gradient(135deg, #0f2a56, #2563eb);
      box-shadow: var(--shadow-lg);
      min-height: 520px;
    }

    .hero-stage::before {
      content: "";
      position: absolute;
      inset: 0;
      background:
        linear-gradient(90deg, rgba(255,255,255,.08) 1px, transparent 1px),
        linear-gradient(180deg, rgba(255,255,255,.08) 1px, transparent 1px);
      background-size: 44px 44px;
      mask-image: linear-gradient(90deg, rgba(0,0,0,.55), transparent 70%);
      pointer-events: none;
    }

    .hero-content {
      position: relative;
      display: grid;
      grid-template-columns: 1.03fr .97fr;
      gap: 34px;
      padding: clamp(28px, 5vw, 58px);
      align-items: stretch;
    }

    .hero-copy {
      display: flex;
      flex-direction: column;
      justify-content: center;
      max-width: 650px;
    }

    .hero-live-tag {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      width: fit-content;
      border: 1px solid rgba(255,255,255,.22);
      background: rgba(255,255,255,.14);
      backdrop-filter: blur(12px);
      border-radius: 999px;
      padding: 8px 13px;
      font-weight: 900;
      font-size: 14px;
    }

    .live-dot {
      width: 9px;
      height: 9px;
      border-radius: 50%;
      background: #fb7185;
      box-shadow: 0 0 0 8px rgba(251, 113, 133, .18);
      animation: pulse 1.8s infinite;
    }

    @keyframes pulse {
      0%, 100% { transform: scale(1); opacity: 1; }
      50% { transform: scale(.75); opacity: .68; }
    }

    h1 {
      margin: 22px 0 0;
      max-width: 720px;
      font-size: clamp(38px, 5.6vw, 68px);
      line-height: 1.05;
      letter-spacing: -.06em;
      font-weight: 980;
    }

    .hero-intro {
      margin: 20px 0 0;
      max-width: 610px;
      color: rgba(255,255,255,.86);
      font-size: clamp(16px, 2vw, 19px);
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 30px;
    }

    .hero-points {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 12px;
      margin-top: 34px;
      max-width: 620px;
    }

    .point-card {
      padding: 16px;
      border-radius: 18px;
      background: rgba(255, 255, 255, .12);
      border: 1px solid rgba(255,255,255,.18);
      backdrop-filter: blur(14px);
    }

    .point-card strong {
      display: block;
      font-size: 24px;
      line-height: 1.1;
      letter-spacing: -.03em;
    }

    .point-card span {
      display: block;
      margin-top: 6px;
      color: rgba(255,255,255,.74);
      font-size: 13px;
      font-weight: 700;
    }

    .live-cover {
      position: relative;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      min-height: 440px;
      border-radius: 28px;
      padding: 22px;
      background:
        linear-gradient(180deg, rgba(255,255,255,.22), rgba(255,255,255,.09)),
        radial-gradient(circle at 75% 18%, rgba(255,255,255,.34), transparent 13rem);
      border: 1px solid rgba(255,255,255,.22);
      box-shadow: 0 24px 56px rgba(0,0,0,.18);
      overflow: hidden;
    }

    .live-cover::after {
      content: "";
      position: absolute;
      right: -80px;
      bottom: -110px;
      width: 310px;
      height: 310px;
      border-radius: 50%;
      background: rgba(255,255,255,.16);
    }

    .cover-top {
      position: relative;
      z-index: 1;
      display: flex;
      justify-content: space-between;
      gap: 12px;
      align-items: flex-start;
    }

    .cover-label {
      color: #fff;
      background: rgba(15, 23, 42, .32);
      border: 1px solid rgba(255,255,255,.18);
      border-radius: 14px;
      padding: 8px 11px;
      font-weight: 900;
      font-size: 13px;
    }

    .cover-date {
      text-align: right;
      font-weight: 950;
    }

    .cover-date span {
      display: block;
      color: rgba(255,255,255,.74);
      font-size: 12px;
      letter-spacing: .08em;
    }

    .cover-date strong {
      display: block;
      margin-top: 2px;
      font-size: 26px;
    }

    .cover-main {
      position: relative;
      z-index: 1;
      margin-top: auto;
    }

    .cover-main h2 {
      margin: 0;
      max-width: 420px;
      color: #fff;
      font-size: clamp(28px, 4vw, 42px);
      line-height: 1.12;
      letter-spacing: -.04em;
      font-weight: 950;
    }

    .cover-main p {
      margin: 12px 0 0;
      color: rgba(255,255,255,.80);
    }

    .countdown {
      position: relative;
      z-index: 1;
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 10px;
      margin-top: 22px;
    }

    .time-box {
      border-radius: 16px;
      padding: 14px 8px;
      text-align: center;
      background: rgba(255, 255, 255, .18);
      border: 1px solid rgba(255,255,255,.18);
    }

    .time-box b {
      display: block;
      font-size: 28px;
      line-height: 1;
      letter-spacing: -.03em;
    }

    .time-box small {
      display: block;
      margin-top: 7px;
      color: rgba(255,255,255,.72);
      font-weight: 800;
    }

    .subscribe-box {
      position: relative;
      z-index: 1;
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 10px;
      margin-top: 18px;
      padding: 10px;
      border-radius: 999px;
      background: rgba(255,255,255,.15);
      border: 1px solid rgba(255,255,255,.18);
    }

    .subscribe-box input {
      border-color: transparent;
      background: rgba(255,255,255,.94);
    }

    .subscribe-note {
      margin: 10px 0 0;
      color: rgba(255,255,255,.70);
      font-size: 13px;
    }

    .series-strip {
      margin-top: -38px;
      position: relative;
      z-index: 5;
    }

    .series-card {
      background: rgba(255,255,255,.92);
      border: 1px solid rgba(220, 231, 245, .9);
      border-radius: var(--radius-lg);
      box-shadow: var(--shadow-md);
      padding: 18px;
      backdrop-filter: blur(16px);
    }

    .series-grid {
      display: grid;
      grid-template-columns: repeat(5, minmax(0, 1fr));
      gap: 12px;
    }

    .series-item {
      display: flex;
      align-items: center;
      gap: 12px;
      padding: 16px;
      min-height: 90px;
      border: 1px solid var(--border);
      border-radius: 20px;
      background: linear-gradient(180deg, #fff, #f8fbff);
    }

    .series-item:hover {
      border-color: rgba(37,99,235,.28);
      box-shadow: var(--shadow-sm);
      transform: translateY(-3px);
    }

    .series-icon,
    .feature-icon,
    .promise-icon {
      flex: 0 0 auto;
      width: 46px;
      height: 46px;
      display: grid;
      place-items: center;
      border-radius: 16px;
      color: var(--primary);
      background: var(--primary-soft);
      font-size: 22px;
    }

    .series-item strong {
      display: block;
      line-height: 1.25;
      font-size: 16px;
    }

    .series-item span {
      display: block;
      margin-top: 3px;
      color: var(--muted);
      font-size: 13px;
      line-height: 1.35;
    }

    .hot-layout {
      display: grid;
      grid-template-columns: .88fr 1.12fr;
      gap: 24px;
      align-items: stretch;
    }

    .feature-panel {
      position: relative;
      overflow: hidden;
      min-height: 470px;
      border-radius: var(--radius-lg);
      padding: 28px;
      color: #fff;
      background:
        linear-gradient(180deg, rgba(15, 32, 63, .08), rgba(15, 32, 63, .72)),
        radial-gradient(circle at 65% 18%, rgba(255,255,255,.22), transparent 12rem),
        linear-gradient(135deg, #1e40af, #0ea5e9);
      box-shadow: var(--shadow-md);
    }

    .feature-panel::before {
      content: "";
      position: absolute;
      inset: 22px;
      border: 1px solid rgba(255,255,255,.18);
      border-radius: 24px;
      pointer-events: none;
    }

    .feature-panel .badge {
      background: rgba(255,255,255,.16);
      color: #fff;
      border-color: rgba(255,255,255,.22);
    }

    .feature-panel h3 {
      position: relative;
      z-index: 1;
      margin: 140px 0 0;
      color: #fff;
      font-size: clamp(28px, 4vw, 44px);
      line-height: 1.12;
      font-weight: 950;
      letter-spacing: -.04em;
    }

    .feature-panel p {
      position: relative;
      z-index: 1;
      margin: 14px 0 0;
      color: rgba(255,255,255,.80);
      max-width: 430px;
    }

    .feature-panel .btn {
      position: relative;
      z-index: 1;
      margin-top: 24px;
    }

    .hot-list {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 18px;
    }

    .hot-card,
    .news-card,
    .member-card,
    .update-card,
    .faq-item,
    .testimonial,
    .campaign-card {
      background: var(--surface);
      border: 1px solid var(--border);
      border-radius: var(--radius);
      box-shadow: var(--shadow-sm);
      transition: transform var(--ease), box-shadow var(--ease), border-color var(--ease);
    }

    .hot-card {
      padding: 22px;
      min-height: 226px;
    }

    .hot-card:hover,
    .news-card:hover,
    .member-card:hover,
    .update-card:hover,
    .testimonial:hover,
    .campaign-card:hover {
      transform: translateY(-5px);
      border-color: rgba(37,99,235,.25);
      box-shadow: var(--shadow-md);
    }

    .hot-card-head {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 14px;
    }

    .rank {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 42px;
      height: 42px;
      border-radius: 15px;
      color: #fff;
      font-weight: 950;
      background: linear-gradient(135deg, var(--primary), var(--secondary));
      box-shadow: 0 10px 22px rgba(37,99,235,.20);
    }

    .hot-card h3 {
      margin: 18px 0 0;
      font-size: 22px;
      line-height: 1.25;
      letter-spacing: -.03em;
      font-weight: 950;
    }

    .hot-card p {
      margin: 10px 0 0;
      color: var(--muted);
      font-size: 15px;
    }

    .tag-row {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin-top: 18px;
    }

    .mini-tag {
      display: inline-flex;
      align-items: center;
      border-radius: 999px;
      padding: 6px 10px;
      color: #31506d;
      background: #f0f6ff;
      border: 1px solid #e1edfb;
      font-size: 12px;
      font-weight: 800;
      line-height: 1.1;
    }

    .news-layout {
      display: grid;
      grid-template-columns: minmax(0, 1.45fr) minmax(300px, .55fr);
      gap: 22px;
    }

    .news-card {
      padding: 10px;
    }

    .news-list {
      margin: 0;
      padding: 0;
      list-style: none;
    }

    .news-list li + li {
      border-top: 1px solid var(--border);
    }

    .news-link {
      display: grid;
      grid-template-columns: auto 1fr auto;
      gap: 14px;
      align-items: center;
      padding: 18px 16px;
      border-radius: 16px;
    }

    .news-link:hover {
      background: var(--surface-2);
      color: var(--text);
    }

    .news-type {
      width: 72px;
      text-align: center;
      border-radius: 999px;
      padding: 6px 8px;
      color: var(--primary);
      background: var(--primary-soft);
      font-weight: 900;
      font-size: 13px;
    }

    .news-title {
      min-width: 0;
    }

    .news-title strong {
      display: block;
      font-size: 16px;
      line-height: 1.35;
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }

    .news-title span {
      display: block;
      margin-top: 5px;
      color: var(--muted);
      font-size: 13px;
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }

    .news-date {
      color: var(--light);
      font-size: 13px;
      font-weight: 800;
      white-space: nowrap;
    }

    .recommend-box {
      display: flex;
      flex-direction: column;
      gap: 14px;
    }

    .side-recommend {
      border-radius: var(--radius);
      padding: 22px;
      background: linear-gradient(180deg, #ffffff, #f6faff);
      border: 1px solid var(--border);
      box-shadow: var(--shadow-sm);
    }

    .side-recommend h3 {
      margin: 12px 0 0;
      font-size: 22px;
      line-height: 1.22;
      font-weight: 950;
      letter-spacing: -.03em;
    }

    .side-recommend p {
      margin: 10px 0 0;
      color: var(--muted);
      font-size: 15px;
    }

    .mini-list {
      display: grid;
      gap: 9px;
      margin: 18px 0 0;
      padding: 0;
      list-style: none;
    }

    .mini-list li {
      display: flex;
      gap: 9px;
      align-items: flex-start;
      color: var(--muted);
      font-size: 14px;
    }

    .mini-list li::before {
      content: "✓";
      display: grid;
      place-items: center;
      width: 18px;
      height: 18px;
      margin-top: 3px;
      border-radius: 50%;
      color: #fff;
      background: var(--success);
      font-size: 11px;
      font-weight: 900;
      flex: 0 0 auto;
    }

    .limit-banner {
      position: relative;
      overflow: hidden;
      border-radius: var(--radius-lg);
      padding: 26px;
      background: linear-gradient(135deg, #eff6ff, #ffffff 46%, #fff7e6);
      border: 1px solid var(--border);
      box-shadow: var(--shadow-md);
    }

    .limit-inner {
      display: grid;
      grid-template-columns: minmax(0, 1fr) auto;
      gap: 22px;
      align-items: center;
      position: relative;
      z-index: 1;
    }

    .limit-banner h2 {
      margin: 10px 0 0;
      font-size: clamp(25px, 3vw, 38px);
      line-height: 1.18;
      letter-spacing: -.04em;
      font-weight: 950;
    }

    .limit-banner p {
      margin: 10px 0 0;
      max-width: 700px;
      color: var(--muted);
    }

    .limit-counter {
      display: flex;
      align-items: center;
      gap: 10px;
      padding: 10px;
      border-radius: 22px;
      background: #fff;
      border: 1px solid var(--border);
      box-shadow: var(--shadow-sm);
    }

    .limit-count-item {
      min-width: 72px;
      text-align: center;
      border-radius: 16px;
      padding: 12px 10px;
      background: #f6f9ff;
    }

    .limit-count-item b {
      display: block;
      color: var(--primary);
      font-size: 24px;
      line-height: 1;
      font-weight: 950;
    }

    .limit-count-item small {
      display: block;
      margin-top: 6px;
      color: var(--muted);
      font-weight: 800;
      font-size: 12px;
    }

    .campaign {
      background: linear-gradient(180deg, #ffffff, #f6f9ff);
    }

    .campaign-grid {
      display: grid;
      grid-template-columns: 1.1fr .9fr;
      gap: 20px;
    }

    .campaign-card {
      padding: 26px;
      overflow: hidden;
    }

    .campaign-card.blue {
      color: #fff;
      background:
        radial-gradient(circle at 82% 18%, rgba(255,255,255,.24), transparent 14rem),
        linear-gradient(135deg, #1d4ed8, #0ea5e9);
      border-color: rgba(255,255,255,.18);
    }

    .campaign-card.blue .section-kicker {
      color: #fff;
      background: rgba(255,255,255,.16);
      border-color: rgba(255,255,255,.20);
    }

    .campaign-card.blue p,
    .campaign-card.blue li {
      color: rgba(255,255,255,.80);
    }

    .campaign-card h3 {
      margin: 14px 0 0;
      font-size: clamp(25px, 3vw, 36px);
      line-height: 1.16;
      font-weight: 950;
      letter-spacing: -.04em;
    }

    .gift-grid {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 12px;
      margin-top: 22px;
    }

    .gift-item {
      padding: 16px;
      border-radius: 18px;
      background: rgba(255,255,255,.14);
      border: 1px solid rgba(255,255,255,.18);
    }

    .gift-item strong {
      display: block;
      color: #fff;
      font-size: 17px;
    }

    .gift-item span {
      display: block;
      margin-top: 6px;
      color: rgba(255,255,255,.74);
      font-size: 13px;
    }

    .campaign-list {
      margin: 20px 0 0;
      padding: 0;
      list-style: none;
      display: grid;
      gap: 12px;
    }

    .campaign-list li {
      padding: 14px 16px;
      border-radius: 16px;
      background: var(--surface-2);
      border: 1px solid var(--border);
      color: var(--muted);
      font-weight: 700;
    }

    .member {
      background:
        radial-gradient(circle at 12% 0%, rgba(37, 99, 235, .08), transparent 26rem),
        linear-gradient(180deg, #ffffff, #f7fbff);
    }

    .member-grid {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 18px;
      align-items: stretch;
    }

    .member-card {
      padding: 26px;
      display: flex;
      flex-direction: column;
      min-height: 390px;
      position: relative;
      overflow: hidden;
    }

    .member-card.featured {
      border-color: rgba(37,99,235,.34);
      transform: translateY(-10px);
      box-shadow: var(--shadow-md);
    }

    .member-card.featured::before {
      content: "更受欢迎";
      position: absolute;
      top: 18px;
      right: -36px;
      transform: rotate(34deg);
      width: 150px;
      text-align: center;
      background: var(--accent);
      color: #fff;
      padding: 5px 0;
      font-size: 12px;
      font-weight: 950;
    }

    .price {
      display: flex;
      align-items: baseline;
      gap: 5px;
      margin-top: 18px;
    }

    .price b {
      font-size: 40px;
      line-height: 1;
      letter-spacing: -.05em;
    }

    .price span {
      color: var(--muted);
      font-weight: 800;
    }

    .member-card h3 {
      margin: 14px 0 0;
      font-size: 24px;
      font-weight: 950;
      letter-spacing: -.03em;
    }

    .member-card p {
      margin: 10px 0 0;
      color: var(--muted);
      min-height: 54px;
    }

    .check-list {
      display: grid;
      gap: 10px;
      margin: 20px 0 24px;
      padding: 0;
      list-style: none;
    }

    .check-list li {
      display: flex;
      gap: 10px;
      color: var(--text);
      font-weight: 750;
      font-size: 14px;
    }

    .check-list li::before {
      content: "✓";
      flex: 0 0 auto;
      display: grid;
      place-items: center;
      width: 20px;
      height: 20px;
      margin-top: 2px;
      border-radius: 50%;
      color: #fff;
      background: var(--primary);
      font-size: 12px;
      font-weight: 900;
    }

    .member-card .btn {
      margin-top: auto;
      width: 100%;
    }

    .promise-strip {
      padding: 28px 0;
      background: #fff;
      border-top: 1px solid var(--border);
      border-bottom: 1px solid var(--border);
    }

    .promise-grid {
      display: grid;
      grid-template-columns: repeat(4, minmax(0, 1fr));
      gap: 14px;
    }

    .promise-item {
      display: flex;
      align-items: center;
      gap: 13px;
      padding: 16px;
      border-radius: 20px;
      background: var(--surface-2);
      border: 1px solid var(--border);
    }

    .promise-item strong {
      display: block;
      line-height: 1.22;
      font-weight: 950;
    }

    .promise-item span {
      display: block;
      margin-top: 4px;
      color: var(--muted);
      font-size: 13px;
      line-height: 1.35;
    }

    .update-timeline {
      display: grid;
      grid-template-columns: .82fr 1.18fr;
      gap: 22px;
      align-items: start;
    }

    .update-summary {
      position: sticky;
      top: 98px;
      padding: 26px;
      border-radius: var(--radius-lg);
      background: linear-gradient(180deg, #ffffff, #f3f8ff);
      border: 1px solid var(--border);
      box-shadow: var(--shadow-sm);
    }

    .update-summary h2 {
      margin: 12px 0 0;
      font-size: clamp(27px, 3.5vw, 42px);
      line-height: 1.18;
      letter-spacing: -.04em;
      font-weight: 950;
    }

    .update-summary p {
      color: var(--muted);
      margin: 12px 0 0;
    }

    .update-list {
      display: grid;
      gap: 14px;
    }

    .update-card {
      display: grid;
      grid-template-columns: 110px 1fr;
      gap: 18px;
      padding: 22px;
    }

    .update-date {
      color: var(--primary);
      font-weight: 950;
    }

    .update-date span {
      display: block;
      color: var(--muted);
      font-size: 13px;
      font-weight: 800;
    }

    .update-card h3 {
      margin: 0;
      font-size: 20px;
      line-height: 1.3;
      font-weight: 950;
      letter-spacing: -.02em;
    }

    .update-card p {
      margin: 8px 0 0;
      color: var(--muted);
      font-size: 15px;
    }

    .testimonial-grid {
      display: grid;
      grid-template-columns: 1.05fr .95fr;
      gap: 18px;
    }

    .testimonial {
      padding: 24px;
    }

    .quote {
      color: var(--text);
      font-size: 18px;
      font-weight: 850;
      line-height: 1.55;
    }

    .user-line {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-top: 20px;
    }

    .avatar {
      width: 44px;
      height: 44px;
      display: grid;
      place-items: center;
      border-radius: 50%;
      color: #fff;
      background: linear-gradient(135deg, var(--primary), var(--secondary));
      font-weight: 950;
    }

    .user-line strong {
      display: block;
      line-height: 1.2;
    }

    .user-line span {
      color: var(--muted);
      font-size: 13px;
    }

    .faq {
      background: linear-gradient(180deg, #f7fbff, #ffffff);
    }

    .faq-grid {
      display: grid;
      grid-template-columns: .8fr 1.2fr;
      gap: 26px;
      align-items: start;
    }

    .faq-intro {
      padding: 28px;
      border-radius: var(--radius-lg);
      color: #fff;
      background:
        radial-gradient(circle at 82% 14%, rgba(255,255,255,.20), transparent 12rem),
        linear-gradient(135deg, #0f2a56, #2563eb);
      box-shadow: var(--shadow-md);
    }

    .faq-intro h2 {
      margin: 12px 0 0;
      color: #fff;
      font-size: clamp(28px, 4vw, 42px);
      line-height: 1.16;
      letter-spacing: -.04em;
      font-weight: 950;
    }

    .faq-intro p {
      margin: 12px 0 0;
      color: rgba(255,255,255,.80);
    }

    .faq-list {
      display: grid;
      gap: 14px;
    }

    .faq-item {
      padding: 22px;
    }

    .faq-item h3 {
      display: flex;
      align-items: center;
      gap: 10px;
      margin: 0;
      font-size: 19px;
      line-height: 1.35;
      font-weight: 950;
    }

    .faq-item h3::before {
      content: "?";
      display: grid;
      place-items: center;
      width: 28px;
      height: 28px;
      border-radius: 10px;
      color: var(--primary);
      background: var(--primary-soft);
      flex: 0 0 auto;
      font-size: 15px;
    }

    .faq-item p {
      margin: 12px 0 0;
      color: var(--muted);
      font-size: 15px;
    }

    .final-cta {
      padding: 72px 0 92px;
    }

    .cta-panel {
      position: relative;
      overflow: hidden;
      display: grid;
      grid-template-columns: 1.05fr .95fr;
      gap: 28px;
      align-items: center;
      border-radius: 34px;
      padding: clamp(28px, 5vw, 48px);
      color: #fff;
      background:
        radial-gradient(circle at 10% 18%, rgba(255,255,255,.20), transparent 14rem),
        radial-gradient(circle at 86% 70%, rgba(255,255,255,.18), transparent 16rem),
        linear-gradient(135deg, #1746b4, #0ea5e9);
      box-shadow: var(--shadow-lg);
    }

    .cta-panel h2 {
      margin: 12px 0 0;
      color: #fff;
      font-size: clamp(30px, 4.5vw, 52px);
      line-height: 1.1;
      letter-spacing: -.05em;
      font-weight: 950;
    }

    .cta-panel p {
      margin: 14px 0 0;
      color: rgba(255,255,255,.82);
      max-width: 650px;
    }

    .cta-form {
      padding: 18px;
      border-radius: 26px;
      background: rgba(255,255,255,.14);
      border: 1px solid rgba(255,255,255,.20);
      backdrop-filter: blur(14px);
    }

    .cta-form label {
      display: block;
      margin-bottom: 8px;
      color: rgba(255,255,255,.86);
      font-weight: 900;
    }

    .cta-form .form-row {
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 10px;
      margin-top: 12px;
    }

    .form-tip {
      margin: 12px 0 0;
      color: rgba(255,255,255,.72);
      font-size: 13px;
    }

    .site-footer {
      color: #dbeafe;
      background: #0f1f35;
      padding: 54px 0 34px;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.15fr .85fr;
      gap: 34px;
      align-items: start;
    }

    .footer-brand {
      display: flex;
      align-items: center;
      gap: 12px;
      font-size: 22px;
      font-weight: 950;
    }

    .footer-brand .brand-mark {
      box-shadow: none;
    }

    .footer-desc {
      max-width: 650px;
      margin: 16px 0 0;
      color: #a9bed8;
    }

    .footer-links {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      justify-content: flex-end;
    }

    .footer-links a {
      border-radius: 999px;
      padding: 8px 12px;
      color: #cbdcf3;
      background: rgba(255,255,255,.06);
      border: 1px solid rgba(255,255,255,.08);
      font-weight: 800;
      font-size: 13px;
    }

    .footer-links a:hover {
      color: #fff;
      background: rgba(37,99,235,.35);
      border-color: rgba(147,197,253,.28);
    }

    .footer-bottom {
      display: flex;
      justify-content: space-between;
      gap: 18px;
      margin-top: 34px;
      padding-top: 22px;
      border-top: 1px solid rgba(255,255,255,.10);
      color: #8fa9c8;
      font-size: 13px;
    }

    .fixed-cta {
      position: fixed;
      left: 0;
      right: 0;
      bottom: 0;
      z-index: 60;
      background: rgba(255,255,255,.92);
      border-top: 1px solid rgba(220, 231, 245, .95);
      backdrop-filter: blur(18px);
      box-shadow: 0 -12px 34px rgba(16, 32, 51, .10);
    }

    .fixed-cta-inner {
      min-height: var(--bottom-bar);
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
    }

    .fixed-copy {
      display: flex;
      align-items: center;
      gap: 12px;
      min-width: 0;
    }

    .fixed-icon {
      width: 42px;
      height: 42px;
      display: grid;
      place-items: center;
      border-radius: 15px;
      color: #fff;
      background: linear-gradient(135deg, var(--primary), var(--secondary));
      flex: 0 0 auto;
    }

    .fixed-copy strong {
      display: block;
      line-height: 1.22;
      font-weight: 950;
    }

    .fixed-copy span {
      display: block;
      color: var(--muted);
      font-size: 13px;
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
      max-width: 58vw;
    }

    @media (max-width: 1024px) {
      .hero-content,
      .hot-layout,
      .news-layout,
      .update-timeline,
      .faq-grid,
      .cta-panel,
      .footer-grid,
      .campaign-grid {
        grid-template-columns: 1fr;
      }

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

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

      .update-summary {
        position: static;
      }

      .member-card.featured {
        transform: none;
      }
    }

    @media (max-width: 768px) {
      :root {
        --bottom-bar: 92px;
      }

      body {
        padding-bottom: var(--bottom-bar);
      }

      .container {
        width: min(100% - 28px, var(--container));
      }

      .header-inner {
        align-items: flex-start;
        flex-direction: column;
        padding: 12px 0;
        min-height: auto;
      }

      .nav-wrap {
        width: 100%;
        justify-content: space-between;
      }

      .icon-nav {
        flex: 1;
        width: 100%;
      }

      .nav-item {
        justify-content: flex-start;
        width: 100%;
      }

      .header-action {
        white-space: nowrap;
      }

      .section {
        padding: 58px 0;
      }

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

      .hero {
        padding-top: 22px;
      }

      .hero-stage {
        border-radius: 26px;
      }

      .hero-content {
        padding: 24px;
      }

      .hero-points,
      .countdown,
      .hot-list,
      .member-grid,
      .testimonial-grid {
        grid-template-columns: 1fr;
      }

      .subscribe-box,
      .cta-form .form-row,
      .limit-inner {
        grid-template-columns: 1fr;
        border-radius: 24px;
      }

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

      .live-cover {
        min-height: 430px;
      }

      .feature-panel {
        min-height: 420px;
      }

      .limit-counter {
        flex-wrap: wrap;
      }

      .limit-count-item {
        flex: 1 1 72px;
      }

      .news-link {
        grid-template-columns: 1fr;
        gap: 8px;
      }

      .news-type {
        width: fit-content;
      }

      .news-title strong,
      .news-title span {
        white-space: normal;
      }

      .news-date {
        justify-self: start;
      }

      .update-card {
        grid-template-columns: 1fr;
      }

      .footer-links {
        justify-content: flex-start;
      }

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

      .fixed-cta-inner {
        align-items: stretch;
        flex-direction: column;
        justify-content: center;
        padding: 10px 0;
        gap: 8px;
      }

      .fixed-copy span {
        max-width: 88vw;
      }

      .fixed-cta .btn {
        width: 100%;
        min-height: 42px;
      }
    }

    @media (max-width: 520px) {
      .brand-name {
        font-size: 19px;
      }

      .brand-sub {
        display: none;
      }

      .nav-wrap {
        flex-direction: column;
        align-items: stretch;
      }

      .header-action {
        justify-content: center;
        width: 100%;
      }

      h1 {
        font-size: 36px;
      }

      .hero-actions .btn,
      .hero-actions {
        width: 100%;
      }

      .series-grid,
      .gift-grid,
      .promise-grid {
        grid-template-columns: 1fr;
      }

      .series-item {
        min-height: auto;
      }

      .cover-top {
        flex-direction: column;
      }

      .cover-date {
        text-align: left;
      }

      .member-card,
      .hot-card,
      .campaign-card,
      .faq-item,
      .testimonial {
        padding: 20px;
      }

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

      .final-cta {
        padding-bottom: 70px;
      }
    }