/* roulang page: index */
:root {
      --brand: #7c3aed;
      --brand-2: #06b6d4;
      --brand-3: #f97316;
      --ink: #101828;
      --ink-soft: #334155;
      --muted: #64748b;
      --weak: #94a3b8;
      --line: rgba(148, 163, 184, .28);
      --bg: #f7f8ff;
      --surface: #ffffff;
      --surface-2: #f1f5ff;
      --dark: #0f172a;
      --dark-2: #111827;
      --success: #10b981;
      --warning: #f59e0b;
      --danger: #ef4444;
      --radius-sm: 12px;
      --radius: 20px;
      --radius-lg: 30px;
      --shadow-sm: 0 10px 26px rgba(15, 23, 42, .08);
      --shadow: 0 22px 60px rgba(15, 23, 42, .13);
      --shadow-glow: 0 24px 70px rgba(124, 58, 237, .28);
      --container: 1180px;
      --ease: all .24s ease;
    }

    * {
      box-sizing: border-box;
    }

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

    body {
      margin: 0;
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;
      color: var(--ink);
      line-height: 1.75;
      background:
        radial-gradient(circle at 12% 4%, rgba(124, 58, 237, .14), transparent 28%),
        radial-gradient(circle at 88% 8%, rgba(6, 182, 212, .13), transparent 32%),
        linear-gradient(180deg, #fbfcff 0%, var(--bg) 46%, #ffffff 100%);
      overflow-x: hidden;
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: var(--ease);
    }

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

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

    button,
    input,
    select,
    textarea {
      font: inherit;
    }

    input,
    select,
    textarea {
      width: 100%;
      border: 1px solid var(--line);
      border-radius: 16px;
      padding: 13px 15px;
      color: var(--ink);
      background: rgba(255, 255, 255, .92);
      outline: none;
      transition: var(--ease);
    }

    input:focus,
    select:focus,
    textarea:focus {
      border-color: rgba(124, 58, 237, .62);
      box-shadow: 0 0 0 4px rgba(124, 58, 237, .12);
    }

    textarea {
      min-height: 112px;
      resize: vertical;
    }

    ::selection {
      color: #fff;
      background: var(--brand);
    }

    .container-xl {
      max-width: var(--container);
    }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(255, 255, 255, .78);
      backdrop-filter: blur(18px);
      border-bottom: 1px solid rgba(148, 163, 184, .22);
    }

    .site-header .navbar {
      padding: 14px 0;
    }

    .brand-logo {
      display: inline-flex;
      align-items: center;
      gap: 11px;
      font-weight: 900;
      letter-spacing: -.02em;
      color: var(--ink);
      white-space: nowrap;
    }

    .brand-mark {
      width: 42px;
      height: 42px;
      border-radius: 15px;
      background: linear-gradient(135deg, var(--brand), var(--brand-2));
      box-shadow: 0 14px 30px rgba(124, 58, 237, .28);
      display: grid;
      place-items: center;
      color: #fff;
      font-size: 18px;
      font-weight: 900;
      position: relative;
      overflow: hidden;
    }

    .brand-mark::after {
      content: "";
      position: absolute;
      inset: 9px -10px auto auto;
      width: 22px;
      height: 22px;
      border-radius: 50%;
      background: rgba(255, 255, 255, .32);
    }

    .brand-text {
      display: flex;
      flex-direction: column;
      line-height: 1.15;
    }

    .brand-text strong {
      font-size: 18px;
    }

    .brand-text span {
      color: var(--muted);
      font-size: 12px;
      font-weight: 700;
      letter-spacing: .04em;
    }

    .navbar-toggler {
      border: 0;
      border-radius: 14px;
      background: rgba(124, 58, 237, .09);
      padding: 10px 12px;
    }

    .navbar-toggler:focus {
      box-shadow: 0 0 0 4px rgba(124, 58, 237, .16);
    }

    .seg-nav {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 6px;
      background: rgba(241, 245, 249, .92);
      border: 1px solid rgba(148, 163, 184, .24);
      border-radius: 999px;
      box-shadow: inset 0 1px 0 rgba(255, 255, 255, .8);
    }

    .seg-nav .nav-link {
      border-radius: 999px;
      padding: 9px 18px;
      color: var(--ink-soft);
      font-weight: 800;
      font-size: 14px;
      line-height: 1;
    }

    .seg-nav .nav-link:hover,
    .seg-nav .nav-link:focus {
      background: rgba(124, 58, 237, .1);
      color: var(--brand);
    }

    .seg-nav .nav-link.active {
      color: #fff;
      background: linear-gradient(135deg, var(--brand), var(--brand-2));
      box-shadow: 0 10px 24px rgba(124, 58, 237, .22);
    }

    .header-tools {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-left: auto;
    }

    .quick-search {
      width: 240px;
      position: relative;
    }

    .quick-search input {
      padding: 11px 14px 11px 38px;
      border-radius: 999px;
      background: rgba(255, 255, 255, .72);
      font-size: 14px;
    }

    .quick-search::before {
      content: "⌕";
      position: absolute;
      left: 15px;
      top: 50%;
      transform: translateY(-50%);
      color: var(--weak);
      font-weight: 900;
      z-index: 1;
    }

    .btn-brand,
    .btn-ghost,
    .btn-darkline,
    .btn-soft {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      border: 0;
      border-radius: 999px;
      padding: 12px 20px;
      font-weight: 900;
      line-height: 1.2;
      transition: var(--ease);
      cursor: pointer;
      white-space: nowrap;
    }

    .btn-brand {
      color: #fff;
      background: linear-gradient(135deg, var(--brand), var(--brand-2));
      box-shadow: 0 16px 34px rgba(124, 58, 237, .24);
    }

    .btn-brand:hover,
    .btn-brand:focus {
      color: #fff;
      transform: translateY(-2px);
      box-shadow: var(--shadow-glow);
    }

    .btn-ghost {
      color: var(--ink);
      background: rgba(255, 255, 255, .78);
      border: 1px solid rgba(148, 163, 184, .28);
    }

    .btn-ghost:hover,
    .btn-ghost:focus {
      color: var(--brand);
      border-color: rgba(124, 58, 237, .34);
      background: #fff;
      transform: translateY(-2px);
    }

    .btn-darkline {
      color: #fff;
      background: rgba(255, 255, 255, .1);
      border: 1px solid rgba(255, 255, 255, .24);
    }

    .btn-darkline:hover,
    .btn-darkline:focus {
      color: #fff;
      background: rgba(255, 255, 255, .18);
      transform: translateY(-2px);
    }

    .btn-soft {
      color: var(--brand);
      background: rgba(124, 58, 237, .1);
      border: 1px solid rgba(124, 58, 237, .16);
    }

    .btn-soft:hover,
    .btn-soft:focus {
      color: #fff;
      background: var(--brand);
      transform: translateY(-2px);
    }

    .section {
      padding: 82px 0;
      position: relative;
    }

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

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

    .section-kicker {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      margin-bottom: 10px;
      padding: 7px 12px;
      border-radius: 999px;
      color: var(--brand);
      background: rgba(124, 58, 237, .1);
      font-size: 13px;
      font-weight: 900;
    }

    .section-title {
      margin: 0;
      font-weight: 950;
      letter-spacing: -.04em;
      color: var(--ink);
      font-size: clamp(28px, 3vw, 44px);
      line-height: 1.12;
    }

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

    .hero {
      padding: 34px 0 74px;
    }

    .hero-store {
      position: relative;
      min-height: 610px;
      border-radius: 38px;
      overflow: hidden;
      color: #fff;
      background:
        linear-gradient(115deg, rgba(15, 23, 42, .96) 0%, rgba(49, 33, 112, .9) 46%, rgba(8, 145, 178, .86) 100%),
        radial-gradient(circle at 25% 30%, rgba(249, 115, 22, .42), transparent 32%);
      box-shadow: var(--shadow);
      isolation: isolate;
    }

    .hero-store::before {
      content: "";
      position: absolute;
      inset: 0;
      background:
        linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px),
        linear-gradient(0deg, rgba(255,255,255,.05) 1px, transparent 1px);
      background-size: 54px 54px;
      mask-image: linear-gradient(180deg, rgba(0,0,0,.9), rgba(0,0,0,.18));
      z-index: -2;
    }

    .hero-store::after {
      content: "";
      position: absolute;
      width: 520px;
      height: 520px;
      border-radius: 50%;
      right: -160px;
      bottom: -190px;
      background: radial-gradient(circle, rgba(255,255,255,.24), rgba(6, 182, 212, .18) 36%, transparent 68%);
      z-index: -1;
    }

    .hero-topbar {
      position: absolute;
      top: 24px;
      left: 24px;
      right: 24px;
      z-index: 3;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      padding: 12px;
      border-radius: 24px;
      background: rgba(255, 255, 255, .12);
      border: 1px solid rgba(255, 255, 255, .18);
      backdrop-filter: blur(16px);
    }

    .series-tabs {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      min-width: 0;
    }

    .series-tabs a {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 9px 13px;
      border-radius: 999px;
      color: rgba(255, 255, 255, .88);
      background: rgba(255, 255, 255, .1);
      border: 1px solid rgba(255, 255, 255, .14);
      font-size: 13px;
      font-weight: 800;
    }

    .series-tabs a:hover {
      color: #fff;
      background: rgba(255, 255, 255, .2);
      transform: translateY(-1px);
    }

    .hero-content {
      min-height: 610px;
      display: flex;
      flex-direction: column;
      justify-content: flex-end;
      padding: 112px 52px 52px;
      max-width: 860px;
    }

    .hero-badge {
      width: max-content;
      display: inline-flex;
      align-items: center;
      gap: 9px;
      padding: 9px 14px;
      border-radius: 999px;
      background: rgba(255,255,255,.13);
      border: 1px solid rgba(255,255,255,.18);
      color: rgba(255,255,255,.92);
      font-size: 14px;
      font-weight: 900;
      margin-bottom: 18px;
    }

    .hero-badge i {
      width: 9px;
      height: 9px;
      border-radius: 50%;
      background: #22c55e;
      box-shadow: 0 0 0 6px rgba(34, 197, 94, .18);
    }

    .hero h1 {
      margin: 0;
      font-size: clamp(36px, 6vw, 74px);
      line-height: .98;
      letter-spacing: -.065em;
      font-weight: 1000;
      max-width: 820px;
    }

    .hero-lead {
      margin: 22px 0 0;
      max-width: 750px;
      color: rgba(255, 255, 255, .82);
      font-size: clamp(16px, 2vw, 20px);
      line-height: 1.85;
    }

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

    .hero-metrics {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 14px;
      width: min(760px, 100%);
      margin-top: 34px;
    }

    .metric-pill {
      padding: 16px;
      border-radius: 22px;
      background: rgba(255, 255, 255, .12);
      border: 1px solid rgba(255, 255, 255, .16);
      backdrop-filter: blur(12px);
    }

    .metric-pill strong {
      display: block;
      font-size: 25px;
      font-weight: 1000;
      letter-spacing: -.03em;
    }

    .metric-pill span {
      display: block;
      margin-top: 2px;
      color: rgba(255, 255, 255, .72);
      font-size: 13px;
      font-weight: 700;
    }

    .floating-coupon {
      position: absolute;
      right: 40px;
      top: 178px;
      width: 248px;
      padding: 18px;
      border-radius: 26px;
      background: rgba(255, 255, 255, .92);
      color: var(--ink);
      box-shadow: 0 24px 70px rgba(0,0,0,.22);
      transform: rotate(2.5deg);
    }

    .floating-coupon .coupon-label {
      display: inline-flex;
      padding: 6px 10px;
      border-radius: 999px;
      background: rgba(249, 115, 22, .12);
      color: #ea580c;
      font-size: 12px;
      font-weight: 900;
    }

    .floating-coupon strong {
      display: block;
      margin-top: 10px;
      font-size: 24px;
      line-height: 1.18;
      font-weight: 1000;
    }

    .floating-coupon p {
      margin: 8px 0 0;
      color: var(--muted);
      font-size: 13px;
      line-height: 1.6;
    }

    .hero-marquee {
      position: absolute;
      left: 0;
      right: 0;
      bottom: 0;
      display: flex;
      gap: 0;
      overflow: hidden;
      border-top: 1px solid rgba(255,255,255,.14);
      background: rgba(15, 23, 42, .38);
    }

    .hero-marquee span {
      flex: 0 0 auto;
      padding: 12px 26px;
      color: rgba(255,255,255,.72);
      font-size: 13px;
      font-weight: 800;
      white-space: nowrap;
    }

    .split-grid {
      display: grid;
      grid-template-columns: .95fr 1.05fr;
      gap: 24px;
      align-items: stretch;
    }

    .dark-panel {
      border-radius: var(--radius-lg);
      padding: 34px;
      color: #fff;
      background:
        radial-gradient(circle at 82% 18%, rgba(6, 182, 212, .28), transparent 35%),
        linear-gradient(145deg, #111827, #1e1b4b 52%, #312e81);
      box-shadow: var(--shadow);
      overflow: hidden;
      position: relative;
    }

    .dark-panel::after {
      content: "";
      position: absolute;
      inset: auto -80px -120px auto;
      width: 260px;
      height: 260px;
      border-radius: 50%;
      background: rgba(255,255,255,.08);
    }

    .dark-panel h2,
    .dark-panel h3 {
      position: relative;
      margin: 0;
      font-weight: 1000;
      letter-spacing: -.04em;
    }

    .dark-panel h2 {
      font-size: clamp(28px, 3vw, 42px);
      line-height: 1.16;
    }

    .dark-panel p {
      position: relative;
      margin: 14px 0 0;
      color: rgba(255,255,255,.72);
    }

    .reward-list {
      position: relative;
      display: grid;
      gap: 12px;
      margin-top: 26px;
    }

    .reward-item {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 14px;
      padding: 14px;
      border-radius: 18px;
      background: rgba(255,255,255,.1);
      border: 1px solid rgba(255,255,255,.13);
    }

    .reward-item b {
      font-size: 15px;
    }

    .reward-item span {
      color: rgba(255,255,255,.62);
      font-size: 13px;
      text-align: right;
    }

    .service-matrix {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 16px;
    }

    .feature-card,
    .data-card,
    .rank-card,
    .info-card,
    .faq-card,
    .form-card {
      border: 1px solid rgba(148, 163, 184, .22);
      background: rgba(255, 255, 255, .82);
      box-shadow: var(--shadow-sm);
      border-radius: var(--radius);
      transition: var(--ease);
    }

    .feature-card:hover,
    .data-card:hover,
    .rank-card:hover,
    .info-card:hover,
    .faq-card:hover {
      transform: translateY(-5px);
      box-shadow: var(--shadow);
      border-color: rgba(124, 58, 237, .24);
    }

    .feature-card {
      padding: 22px;
      min-height: 188px;
    }

    .icon-chip {
      width: 48px;
      height: 48px;
      display: grid;
      place-items: center;
      border-radius: 17px;
      color: #fff;
      background: linear-gradient(135deg, var(--brand), var(--brand-2));
      box-shadow: 0 14px 30px rgba(124, 58, 237, .22);
      font-weight: 1000;
      margin-bottom: 16px;
    }

    .feature-card h3 {
      margin: 0 0 8px;
      font-size: 18px;
      font-weight: 950;
    }

    .feature-card p {
      margin: 0;
      color: var(--muted);
      font-size: 14px;
    }

    .progress-board {
      border-radius: var(--radius-lg);
      padding: 28px;
      background: #fff;
      border: 1px solid rgba(148, 163, 184, .22);
      box-shadow: var(--shadow);
    }

    .progress-layout {
      display: grid;
      grid-template-columns: .9fr 1.1fr;
      gap: 22px;
      align-items: center;
    }

    .ring-card {
      min-height: 310px;
      border-radius: 28px;
      display: grid;
      place-items: center;
      background:
        conic-gradient(from 0deg, var(--brand) 0 68%, rgba(124, 58, 237, .12) 68% 100%);
      position: relative;
      overflow: hidden;
    }

    .ring-card::before {
      content: "";
      width: 210px;
      height: 210px;
      border-radius: 50%;
      position: absolute;
      background: #fff;
      box-shadow: inset 0 0 0 1px rgba(148, 163, 184, .2);
    }

    .ring-card .ring-content {
      position: relative;
      text-align: center;
      z-index: 1;
    }

    .ring-card strong {
      display: block;
      font-size: 58px;
      line-height: 1;
      font-weight: 1000;
      letter-spacing: -.06em;
      color: var(--brand);
    }

    .ring-card span {
      display: block;
      margin-top: 8px;
      color: var(--muted);
      font-weight: 800;
    }

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

    .step-row {
      padding: 16px;
      border-radius: 20px;
      background: var(--surface-2);
      border: 1px solid rgba(148, 163, 184, .2);
    }

    .step-row-top {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 14px;
      margin-bottom: 10px;
      font-weight: 900;
    }

    .step-row-top span {
      color: var(--muted);
      font-size: 13px;
      font-weight: 800;
    }

    .progress {
      height: 10px;
      background: rgba(148, 163, 184, .2);
      border-radius: 999px;
      overflow: hidden;
    }

    .progress-bar {
      background: linear-gradient(90deg, var(--brand), var(--brand-2));
      border-radius: 999px;
    }

    .rank-shell {
      padding: 30px;
      border-radius: var(--radius-lg);
      background:
        linear-gradient(180deg, rgba(15, 23, 42, .96), rgba(30, 27, 75, .94)),
        radial-gradient(circle at 20% 10%, rgba(249, 115, 22, .3), transparent 36%);
      box-shadow: var(--shadow);
      color: #fff;
    }

    .rank-tabs {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin: 20px 0 24px;
    }

    .rank-tabs .badge-chip {
      color: rgba(255,255,255,.82);
      background: rgba(255,255,255,.1);
      border-color: rgba(255,255,255,.14);
    }

    .badge-chip {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      padding: 8px 12px;
      border-radius: 999px;
      border: 1px solid rgba(148, 163, 184, .24);
      background: rgba(255, 255, 255, .76);
      color: var(--ink-soft);
      font-size: 13px;
      font-weight: 900;
    }

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

    .rank-list {
      display: grid;
      gap: 12px;
    }

    .rank-item {
      display: grid;
      grid-template-columns: 46px 1fr auto;
      gap: 14px;
      align-items: center;
      padding: 15px;
      border-radius: 20px;
      background: rgba(255,255,255,.09);
      border: 1px solid rgba(255,255,255,.12);
      transition: var(--ease);
    }

    .rank-item:hover {
      background: rgba(255,255,255,.14);
      transform: translateX(4px);
    }

    .rank-num {
      width: 42px;
      height: 42px;
      display: grid;
      place-items: center;
      border-radius: 15px;
      background: linear-gradient(135deg, var(--brand-3), #facc15);
      color: #fff;
      font-weight: 1000;
      box-shadow: 0 12px 24px rgba(249, 115, 22, .24);
    }

    .rank-item h3 {
      margin: 0;
      color: #fff;
      font-size: 16px;
      font-weight: 950;
    }

    .rank-item p {
      margin: 4px 0 0;
      color: rgba(255,255,255,.62);
      font-size: 13px;
    }

    .rank-score {
      color: #67e8f9;
      font-size: 13px;
      font-weight: 950;
      white-space: nowrap;
    }

    .rank-aside {
      border-radius: 26px;
      padding: 24px;
      background: rgba(255,255,255,.09);
      border: 1px solid rgba(255,255,255,.13);
    }

    .rank-aside h3 {
      margin: 0;
      font-size: 24px;
      font-weight: 1000;
      letter-spacing: -.03em;
    }

    .mini-stat-grid {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 12px;
      margin-top: 20px;
    }

    .mini-stat {
      padding: 14px;
      border-radius: 18px;
      background: rgba(255,255,255,.1);
    }

    .mini-stat strong {
      display: block;
      font-size: 22px;
      line-height: 1.1;
      font-weight: 1000;
    }

    .mini-stat span {
      display: block;
      margin-top: 5px;
      color: rgba(255,255,255,.58);
      font-size: 12px;
      font-weight: 800;
    }

    .info-layout {
      display: grid;
      grid-template-columns: 1.35fr .65fr;
      gap: 22px;
    }

    .news-list {
      border-radius: var(--radius-lg);
      overflow: hidden;
      border: 1px solid rgba(148, 163, 184, .22);
      background: #fff;
      box-shadow: var(--shadow-sm);
    }

    .news-row {
      display: grid;
      grid-template-columns: 122px 1fr 112px;
      gap: 18px;
      align-items: center;
      padding: 18px 22px;
      border-bottom: 1px solid rgba(148, 163, 184, .18);
      transition: var(--ease);
    }

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

    .news-row:hover {
      background: rgba(124, 58, 237, .045);
    }

    .news-date {
      color: var(--brand);
      font-weight: 950;
      font-size: 13px;
    }

    .news-row a {
      font-weight: 950;
      color: var(--ink);
    }

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

    .news-row p {
      margin: 4px 0 0;
      color: var(--muted);
      font-size: 13px;
      line-height: 1.55;
    }

    .status-badge {
      justify-self: end;
      padding: 7px 10px;
      border-radius: 999px;
      background: rgba(16, 185, 129, .11);
      color: #059669;
      font-size: 12px;
      font-weight: 950;
      white-space: nowrap;
    }

    .info-card {
      padding: 24px;
    }

    .info-card h3 {
      margin: 0 0 14px;
      font-size: 22px;
      font-weight: 1000;
      letter-spacing: -.03em;
    }

    .topic-cloud {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
    }

    .topic-cloud a {
      padding: 9px 12px;
      border-radius: 999px;
      background: var(--surface-2);
      color: var(--ink-soft);
      border: 1px solid rgba(148, 163, 184, .18);
      font-size: 13px;
      font-weight: 850;
    }

    .topic-cloud a:hover {
      color: #fff;
      background: var(--brand);
      transform: translateY(-2px);
      border-color: var(--brand);
    }

    .compare-card {
      margin-top: 18px;
      border-radius: 22px;
      overflow: hidden;
      border: 1px solid rgba(148, 163, 184, .22);
      background: #fff;
    }

    .compare-row {
      display: grid;
      grid-template-columns: 1fr 1fr;
      border-bottom: 1px solid rgba(148, 163, 184, .16);
    }

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

    .compare-cell {
      padding: 15px;
      font-size: 14px;
    }

    .compare-cell:first-child {
      border-right: 1px solid rgba(148, 163, 184, .16);
      background: rgba(124, 58, 237, .05);
    }

    .compare-cell b {
      display: block;
      margin-bottom: 5px;
      font-weight: 950;
    }

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

    .faq-wrap {
      display: grid;
      grid-template-columns: .78fr 1.22fr;
      gap: 24px;
      align-items: start;
    }

    .faq-card {
      padding: 24px;
      background: #fff;
    }

    .faq-card + .faq-card {
      margin-top: 14px;
    }

    .faq-card h3 {
      margin: 0 0 9px;
      font-size: 18px;
      font-weight: 950;
    }

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

    .qa-side {
      position: sticky;
      top: 98px;
      border-radius: var(--radius-lg);
      padding: 28px;
      color: #fff;
      background:
        radial-gradient(circle at 20% 10%, rgba(6, 182, 212, .26), transparent 34%),
        linear-gradient(145deg, #1e1b4b, #0f172a);
      box-shadow: var(--shadow);
    }

    .qa-side h2 {
      margin: 0;
      font-size: 30px;
      line-height: 1.16;
      font-weight: 1000;
      letter-spacing: -.04em;
    }

    .qa-side p {
      margin: 14px 0 0;
      color: rgba(255,255,255,.72);
    }

    .qa-side ul {
      list-style: none;
      padding: 0;
      margin: 22px 0 0;
      display: grid;
      gap: 10px;
    }

    .qa-side li {
      display: flex;
      align-items: flex-start;
      gap: 10px;
      color: rgba(255,255,255,.82);
      font-size: 14px;
    }

    .qa-side li::before {
      content: "✓";
      flex: 0 0 auto;
      width: 22px;
      height: 22px;
      display: grid;
      place-items: center;
      border-radius: 50%;
      background: rgba(16, 185, 129, .22);
      color: #86efac;
      font-weight: 1000;
      margin-top: 2px;
    }

    .cta-section {
      padding-bottom: 92px;
    }

    .cta-panel {
      border-radius: 38px;
      padding: 34px;
      background:
        radial-gradient(circle at 78% 12%, rgba(249, 115, 22, .2), transparent 34%),
        linear-gradient(135deg, #ffffff 0%, #f3f0ff 46%, #e8fbff 100%);
      border: 1px solid rgba(148, 163, 184, .22);
      box-shadow: var(--shadow);
      overflow: hidden;
      position: relative;
    }

    .cta-panel::after {
      content: "";
      position: absolute;
      right: -120px;
      top: -130px;
      width: 340px;
      height: 340px;
      border-radius: 50%;
      background: rgba(124, 58, 237, .12);
    }

    .cta-layout {
      position: relative;
      z-index: 1;
      display: grid;
      grid-template-columns: .9fr 1.1fr;
      gap: 24px;
      align-items: start;
    }

    .cta-copy h2 {
      margin: 0;
      font-size: clamp(30px, 4vw, 52px);
      line-height: 1.06;
      font-weight: 1000;
      letter-spacing: -.06em;
    }

    .cta-copy p {
      margin: 16px 0 0;
      color: var(--muted);
      font-size: 16px;
    }

    .benefit-list {
      display: grid;
      gap: 12px;
      margin-top: 24px;
    }

    .benefit-item {
      display: flex;
      align-items: flex-start;
      gap: 12px;
      padding: 14px;
      border-radius: 18px;
      background: rgba(255,255,255,.66);
      border: 1px solid rgba(148, 163, 184, .18);
    }

    .benefit-item em {
      flex: 0 0 auto;
      width: 28px;
      height: 28px;
      border-radius: 10px;
      display: grid;
      place-items: center;
      color: #fff;
      background: linear-gradient(135deg, var(--brand), var(--brand-2));
      font-style: normal;
      font-weight: 1000;
    }

    .benefit-item b {
      display: block;
      font-weight: 950;
    }

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

    .form-card {
      padding: 26px;
      background: rgba(255,255,255,.86);
      backdrop-filter: blur(12px);
    }

    .form-card h3 {
      margin: 0 0 6px;
      font-size: 24px;
      font-weight: 1000;
      letter-spacing: -.03em;
    }

    .form-card .form-tip {
      margin: 0 0 18px;
      color: var(--muted);
      font-size: 14px;
    }

    .form-label {
      color: var(--ink-soft);
      font-weight: 900;
      font-size: 13px;
      margin-bottom: 7px;
    }

    .form-note {
      margin: 14px 0 0;
      color: var(--muted);
      font-size: 12px;
      line-height: 1.6;
    }

    .site-footer {
      color: rgba(255,255,255,.76);
      background:
        radial-gradient(circle at 12% 0%, rgba(124, 58, 237, .28), transparent 28%),
        linear-gradient(180deg, #0f172a, #090e1a);
      padding: 54px 0 28px;
    }

    .footer-top {
      display: grid;
      grid-template-columns: 1.1fr .9fr;
      gap: 28px;
      align-items: start;
      padding-bottom: 34px;
      border-bottom: 1px solid rgba(255,255,255,.12);
    }

    .footer-brand {
      display: flex;
      align-items: center;
      gap: 12px;
      color: #fff;
      font-weight: 1000;
      font-size: 20px;
    }

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

    .footer-desc {
      max-width: 640px;
      margin: 14px 0 0;
      color: rgba(255,255,255,.62);
      font-size: 14px;
    }

    .footer-links {
      display: flex;
      flex-wrap: wrap;
      justify-content: flex-end;
      gap: 12px;
    }

    .footer-links a {
      padding: 9px 12px;
      border-radius: 999px;
      background: rgba(255,255,255,.08);
      border: 1px solid rgba(255,255,255,.1);
      color: rgba(255,255,255,.74);
      font-size: 13px;
      font-weight: 850;
    }

    .footer-links a:hover {
      color: #fff;
      background: rgba(255,255,255,.15);
      transform: translateY(-2px);
    }

    .footer-bottom {
      display: flex;
      justify-content: space-between;
      gap: 18px;
      flex-wrap: wrap;
      padding-top: 22px;
      font-size: 13px;
      color: rgba(255,255,255,.5);
    }

    .float-cta {
      position: fixed;
      left: 50%;
      bottom: 18px;
      transform: translateX(-50%);
      z-index: 999;
      display: none;
      align-items: center;
      gap: 10px;
      padding: 10px;
      border-radius: 999px;
      background: rgba(15, 23, 42, .82);
      backdrop-filter: blur(16px);
      border: 1px solid rgba(255,255,255,.13);
      box-shadow: 0 18px 50px rgba(0,0,0,.22);
      color: #fff;
    }

    .float-cta span {
      padding-left: 10px;
      font-size: 13px;
      font-weight: 850;
      white-space: nowrap;
    }

    .float-cta .btn-brand {
      padding: 10px 14px;
      font-size: 13px;
    }

    @media (max-width: 1199px) {
      .quick-search {
        width: 200px;
      }

      .floating-coupon {
        right: 28px;
        width: 220px;
      }
    }

    @media (max-width: 991px) {
      .site-header .navbar-collapse {
        margin-top: 14px;
        padding: 14px;
        border-radius: 24px;
        background: rgba(255,255,255,.92);
        border: 1px solid rgba(148, 163, 184, .2);
        box-shadow: var(--shadow-sm);
      }

      .seg-nav {
        width: 100%;
        justify-content: flex-start;
        overflow-x: auto;
      }

      .header-tools {
        margin: 14px 0 0;
        width: 100%;
        flex-direction: column;
        align-items: stretch;
      }

      .quick-search {
        width: 100%;
      }

      .header-tools .btn-brand {
        width: 100%;
      }

      .hero-store {
        min-height: auto;
      }

      .hero-topbar {
        position: relative;
        top: auto;
        left: auto;
        right: auto;
        margin: 18px;
      }

      .hero-content {
        min-height: auto;
        padding: 38px 26px 78px;
      }

      .floating-coupon {
        position: relative;
        top: auto;
        right: auto;
        width: auto;
        margin: 0 24px 78px;
        transform: none;
      }

      .hero-metrics,
      .split-grid,
      .progress-layout,
      .rank-grid,
      .info-layout,
      .faq-wrap,
      .cta-layout,
      .footer-top {
        grid-template-columns: 1fr;
      }

      .qa-side {
        position: static;
      }

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

      .section {
        padding: 68px 0;
      }

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

    @media (max-width: 767px) {
      .brand-text span {
        display: none;
      }

      .brand-text strong {
        font-size: 16px;
      }

      .hero {
        padding-top: 20px;
      }

      .hero-store {
        border-radius: 28px;
      }

      .hero-topbar {
        align-items: flex-start;
        flex-direction: column;
        border-radius: 22px;
      }

      .series-tabs {
        width: 100%;
        overflow-x: auto;
        flex-wrap: nowrap;
        padding-bottom: 2px;
      }

      .series-tabs a {
        white-space: nowrap;
      }

      .hero-content {
        padding: 26px 20px 72px;
      }

      .hero h1 {
        font-size: clamp(34px, 12vw, 52px);
      }

      .hero-metrics {
        grid-template-columns: 1fr;
      }

      .metric-pill {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 16px;
      }

      .service-matrix,
      .mini-stat-grid {
        grid-template-columns: 1fr;
      }

      .dark-panel,
      .progress-board,
      .rank-shell,
      .cta-panel {
        padding: 22px;
        border-radius: 26px;
      }

      .rank-item {
        grid-template-columns: 40px 1fr;
      }

      .rank-score {
        grid-column: 2 / 3;
      }

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

      .status-badge {
        justify-self: start;
      }

      .compare-row {
        grid-template-columns: 1fr;
      }

      .compare-cell:first-child {
        border-right: 0;
        border-bottom: 1px solid rgba(148, 163, 184, .16);
      }

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

      .float-cta {
        display: flex;
      }
    }

    @media (max-width: 520px) {
      .container-xl {
        padding-left: 16px;
        padding-right: 16px;
      }

      .hero-store {
        border-radius: 22px;
      }

      .hero-actions {
        flex-direction: column;
      }

      .hero-actions a,
      .hero-actions button,
      .btn-brand,
      .btn-ghost,
      .btn-soft {
        width: 100%;
      }

      .section-title {
        font-size: 28px;
      }

      .ring-card {
        min-height: 250px;
      }

      .ring-card::before {
        width: 170px;
        height: 170px;
      }

      .ring-card strong {
        font-size: 46px;
      }

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

      .float-cta {
        width: calc(100% - 24px);
        justify-content: space-between;
      }
    }

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}