/* roulang page: index */
:root {
      --bg: #f7f4ee;
      --bg-soft: #fffaf1;
      --surface: #ffffff;
      --surface-2: #fdf7ec;
      --ink: #15151a;
      --ink-soft: #3e3f46;
      --muted: #77736a;
      --line: rgba(21, 21, 26, .1);
      --line-strong: rgba(21, 21, 26, .18);
      --primary: #d94c18;
      --primary-dark: #a9320f;
      --primary-soft: #fff0e7;
      --accent: #111827;
      --gold: #e6aa34;
      --green: #1c8c62;
      --danger: #d62828;
      --radius-sm: 10px;
      --radius: 18px;
      --radius-lg: 28px;
      --shadow: 0 18px 45px rgba(20, 21, 26, .08);
      --shadow-hover: 0 24px 60px rgba(20, 21, 26, .13);
      --container: 1180px;
      --ease: cubic-bezier(.2, .8, .2, 1);
    }

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

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

    body {
      min-height: 100vh;
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;
      color: var(--ink);
      background:
        radial-gradient(circle at 8% 2%, rgba(217, 76, 24, .12), transparent 26rem),
        radial-gradient(circle at 90% 0%, rgba(230, 170, 52, .13), transparent 28rem),
        var(--bg);
      line-height: 1.7;
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: color .22s var(--ease), background .22s var(--ease), border-color .22s var(--ease), transform .22s var(--ease);
    }

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

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

    button {
      border: 0;
      cursor: pointer;
    }

    input,
    select,
    textarea {
      width: 100%;
      border: 1px solid var(--line);
      border-radius: 14px;
      background: rgba(255, 255, 255, .88);
      color: var(--ink);
      outline: none;
      transition: border-color .22s var(--ease), box-shadow .22s var(--ease), background .22s var(--ease);
    }

    input:focus,
    select:focus,
    textarea:focus,
    button:focus-visible,
    a:focus-visible {
      outline: 3px solid rgba(217, 76, 24, .22);
      outline-offset: 3px;
      border-color: rgba(217, 76, 24, .45);
    }

    .container {
      width: min(var(--container), calc(100% - 40px));
      margin: 0 auto;
    }

    .skip-link {
      position: fixed;
      left: 18px;
      top: -60px;
      z-index: 999;
      padding: 10px 14px;
      border-radius: 999px;
      background: var(--accent);
      color: #fff;
    }

    .skip-link:focus {
      top: 16px;
    }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 100;
      background: rgba(247, 244, 238, .86);
      backdrop-filter: blur(18px);
      border-bottom: 1px solid rgba(21, 21, 26, .08);
    }

    .top-strip {
      background: #15151a;
      color: rgba(255, 255, 255, .86);
      font-size: 13px;
    }

    .top-strip-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
      min-height: 38px;
    }

    .top-strip strong {
      color: #fff;
      font-weight: 700;
    }

    .strip-countdown {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      white-space: nowrap;
    }

    .strip-dot {
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--gold);
      box-shadow: 0 0 0 6px rgba(230, 170, 52, .18);
      animation: pulse 1.8s infinite;
    }

    @keyframes pulse {
      0%, 100% { transform: scale(1); opacity: 1; }
      50% { transform: scale(.78); opacity: .65; }
    }

    .navbar {
      min-height: 78px;
      display: grid;
      grid-template-columns: 1fr auto 1fr;
      align-items: center;
      gap: 22px;
    }

    .nav-left,
    .nav-right {
      display: flex;
      align-items: center;
      gap: 14px;
    }

    .nav-left {
      justify-content: flex-start;
    }

    .nav-right {
      justify-content: flex-end;
    }

    .nav-link {
      position: relative;
      padding: 10px 16px;
      border-radius: 999px;
      color: var(--ink-soft);
      font-weight: 700;
      font-size: 15px;
    }

    .nav-link:hover,
    .nav-link.active {
      color: var(--ink);
      background: rgba(255, 255, 255, .72);
      box-shadow: inset 0 0 0 1px var(--line);
    }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      padding: 9px 14px;
      border-radius: 999px;
      background: rgba(255, 255, 255, .72);
      border: 1px solid rgba(21, 21, 26, .1);
      box-shadow: 0 10px 30px rgba(21, 21, 26, .06);
      font-weight: 900;
      letter-spacing: -.02em;
      white-space: nowrap;
    }

    .brand-mark {
      width: 34px;
      height: 34px;
      display: grid;
      place-items: center;
      border-radius: 12px;
      color: #fff;
      background: linear-gradient(135deg, var(--primary), var(--gold));
      box-shadow: 0 10px 22px rgba(217, 76, 24, .22);
      font-size: 17px;
    }

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

    .nav-search {
      width: 210px;
      position: relative;
    }

    .nav-search input {
      height: 42px;
      padding: 0 14px 0 38px;
      border-radius: 999px;
      font-size: 14px;
      background: rgba(255, 255, 255, .66);
    }

    .nav-search::before {
      content: "⌕";
      position: absolute;
      left: 15px;
      top: 50%;
      transform: translateY(-52%);
      color: var(--muted);
      font-size: 18px;
      z-index: 1;
    }

    .mobile-toggle {
      display: none;
      width: 44px;
      height: 44px;
      border-radius: 14px;
      background: #fff;
      border: 1px solid var(--line);
      color: var(--ink);
      box-shadow: 0 10px 24px rgba(21, 21, 26, .06);
    }

    .mobile-toggle span {
      display: block;
      width: 18px;
      height: 2px;
      margin: 4px auto;
      border-radius: 2px;
      background: var(--ink);
      transition: transform .22s var(--ease), opacity .22s var(--ease);
    }

    .mobile-panel {
      display: none;
      padding: 0 0 18px;
    }

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

    .mobile-menu {
      display: grid;
      gap: 10px;
      padding: 14px;
      border-radius: 20px;
      background: rgba(255, 255, 255, .76);
      border: 1px solid var(--line);
      box-shadow: var(--shadow);
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      min-height: 44px;
      padding: 11px 18px;
      border-radius: 999px;
      font-weight: 800;
      color: var(--ink);
      background: #fff;
      border: 1px solid var(--line);
      box-shadow: 0 10px 22px rgba(21, 21, 26, .06);
      transition: transform .22s var(--ease), box-shadow .22s var(--ease), background .22s var(--ease), border-color .22s var(--ease);
    }

    .btn:hover {
      transform: translateY(-2px);
      box-shadow: var(--shadow-hover);
      border-color: rgba(217, 76, 24, .24);
    }

    .btn:active {
      transform: translateY(0);
      box-shadow: 0 8px 18px rgba(21, 21, 26, .08);
    }

    .btn-primary {
      color: #fff;
      background: linear-gradient(135deg, var(--primary), #f07a2a);
      border-color: transparent;
      box-shadow: 0 16px 34px rgba(217, 76, 24, .24);
    }

    .btn-dark {
      color: #fff;
      background: var(--accent);
      border-color: var(--accent);
    }

    .btn-ghost {
      background: rgba(255, 255, 255, .62);
    }

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

    .badge {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      padding: 6px 10px;
      border-radius: 999px;
      background: var(--primary-soft);
      color: var(--primary-dark);
      border: 1px solid rgba(217, 76, 24, .14);
      font-size: 13px;
      font-weight: 800;
      white-space: nowrap;
    }

    .badge.dark {
      background: rgba(21, 21, 26, .08);
      color: var(--ink);
      border-color: rgba(21, 21, 26, .1);
    }

    .badge.green {
      background: rgba(28, 140, 98, .1);
      color: var(--green);
      border-color: rgba(28, 140, 98, .18);
    }

    main {
      overflow: hidden;
    }

    section {
      padding: 72px 0;
    }

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

    .section-kicker {
      display: inline-flex;
      margin-bottom: 12px;
    }

    .section-title {
      font-size: clamp(28px, 4vw, 44px);
      line-height: 1.12;
      letter-spacing: -.045em;
      font-weight: 950;
    }

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

    .hero {
      padding: 0;
    }

    .hero-banner {
      border-bottom: 1px solid rgba(21, 21, 26, .08);
      background:
        linear-gradient(120deg, rgba(255, 255, 255, .84), rgba(255, 250, 241, .78)),
        repeating-linear-gradient(90deg, rgba(217, 76, 24, .055) 0 1px, transparent 1px 84px);
    }

    .hero-inner {
      min-height: 330px;
      display: grid;
      grid-template-columns: 1.28fr .72fr;
      gap: 36px;
      align-items: center;
      padding: 46px 0 42px;
    }

    .hero-copy {
      max-width: 850px;
    }

    .hero h1 {
      margin-top: 14px;
      max-width: 900px;
      font-size: clamp(36px, 6.2vw, 72px);
      line-height: .98;
      letter-spacing: -.07em;
      font-weight: 980;
    }

    .hero-lead {
      max-width: 760px;
      margin-top: 18px;
      color: var(--ink-soft);
      font-size: clamp(16px, 2vw, 19px);
    }

    .hero-actions {
      margin-top: 26px;
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: 12px;
    }

    .hero-mini-board {
      align-self: stretch;
      display: grid;
      grid-template-rows: auto 1fr;
      gap: 14px;
    }

    .countdown-card,
    .quick-metrics {
      border-radius: var(--radius-lg);
      background: rgba(255, 255, 255, .78);
      border: 1px solid var(--line);
      box-shadow: var(--shadow);
      overflow: hidden;
    }

    .countdown-card {
      padding: 18px;
    }

    .countdown-top {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 14px;
      margin-bottom: 14px;
    }

    .countdown-title {
      font-weight: 900;
      letter-spacing: -.02em;
    }

    .time-row {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 8px;
    }

    .time-cell {
      min-height: 68px;
      display: grid;
      place-items: center;
      border-radius: 16px;
      background: #15151a;
      color: #fff;
      box-shadow: inset 0 -14px 28px rgba(255, 255, 255, .04);
    }

    .time-cell strong {
      display: block;
      font-size: 22px;
      line-height: 1;
      letter-spacing: -.03em;
    }

    .time-cell span {
      display: block;
      margin-top: 5px;
      color: rgba(255, 255, 255, .62);
      font-size: 12px;
    }

    .quick-metrics {
      display: grid;
      grid-template-columns: 1fr 1fr;
      align-content: stretch;
    }

    .metric {
      padding: 18px;
      min-height: 106px;
      border-top: 1px solid var(--line);
    }

    .metric:nth-child(odd) {
      border-right: 1px solid var(--line);
    }

    .metric strong {
      display: block;
      font-size: 28px;
      line-height: 1;
      letter-spacing: -.04em;
      font-weight: 950;
    }

    .metric span {
      display: block;
      margin-top: 8px;
      color: var(--muted);
      font-size: 13px;
    }

    .series-nav {
      padding-top: 44px;
      padding-bottom: 54px;
    }

    .series-shell {
      display: grid;
      grid-template-columns: .78fr 1.22fr;
      gap: 28px;
      align-items: stretch;
      padding: 24px;
      border-radius: var(--radius-lg);
      background: var(--surface);
      border: 1px solid var(--line);
      box-shadow: var(--shadow);
    }

    .series-intro {
      padding: 10px 4px;
    }

    .chip-cloud {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      align-content: center;
    }

    .chip {
      display: inline-flex;
      align-items: center;
      justify-content: space-between;
      gap: 14px;
      min-height: 48px;
      padding: 10px 14px 10px 16px;
      border-radius: 999px;
      background: var(--surface-2);
      border: 1px solid var(--line);
      color: var(--ink-soft);
      font-weight: 800;
      transition: transform .22s var(--ease), box-shadow .22s var(--ease), background .22s var(--ease);
    }

    .chip:hover {
      transform: translateY(-2px);
      background: #fff;
      box-shadow: 0 14px 32px rgba(21, 21, 26, .08);
      color: var(--ink);
    }

    .chip em {
      min-width: 30px;
      height: 30px;
      display: grid;
      place-items: center;
      border-radius: 50%;
      background: rgba(217, 76, 24, .1);
      color: var(--primary-dark);
      font-style: normal;
      font-size: 12px;
    }

    .flash {
      background: #15151a;
      color: #fff;
      padding: 58px 0;
    }

    .flash .section-title,
    .flash .section-desc {
      color: #fff;
    }

    .flash .section-desc {
      color: rgba(255, 255, 255, .68);
    }

    .deal-rail {
      display: grid;
      grid-auto-flow: column;
      grid-auto-columns: minmax(252px, 1fr);
      gap: 16px;
      overflow-x: auto;
      padding: 4px 2px 18px;
      scroll-snap-type: x mandatory;
      scrollbar-width: thin;
    }

    .deal-card {
      scroll-snap-align: start;
      position: relative;
      min-height: 310px;
      display: grid;
      align-content: space-between;
      padding: 18px;
      border-radius: 24px;
      background:
        linear-gradient(180deg, rgba(255, 255, 255, .13), rgba(255, 255, 255, .05)),
        radial-gradient(circle at 20% 12%, rgba(230, 170, 52, .3), transparent 12rem);
      border: 1px solid rgba(255, 255, 255, .13);
      overflow: hidden;
      transition: transform .22s var(--ease), border-color .22s var(--ease), background .22s var(--ease);
    }

    .deal-card::after {
      content: "";
      position: absolute;
      inset: auto -20px -42px auto;
      width: 150px;
      height: 150px;
      border-radius: 42px;
      background: rgba(217, 76, 24, .28);
      transform: rotate(18deg);
      pointer-events: none;
    }

    .deal-card:hover {
      transform: translateY(-5px);
      border-color: rgba(230, 170, 52, .38);
    }

    .deal-cover {
      position: relative;
      height: 120px;
      border-radius: 20px;
      padding: 16px;
      overflow: hidden;
      background:
        linear-gradient(135deg, rgba(217, 76, 24, .88), rgba(230, 170, 52, .72)),
        linear-gradient(45deg, transparent 0 45%, rgba(255, 255, 255, .18) 45% 52%, transparent 52%);
      box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .18);
    }

    .deal-cover .cover-title {
      position: relative;
      z-index: 1;
      max-width: 160px;
      font-size: 22px;
      line-height: 1.08;
      letter-spacing: -.04em;
      font-weight: 950;
    }

    .deal-body {
      position: relative;
      z-index: 1;
      padding-top: 18px;
    }

    .deal-body h3 {
      font-size: 21px;
      line-height: 1.25;
      letter-spacing: -.03em;
      margin-bottom: 8px;
    }

    .deal-body p {
      color: rgba(255, 255, 255, .68);
      font-size: 14px;
    }

    .stock {
      margin: 16px 0 14px;
    }

    .stock-top {
      display: flex;
      justify-content: space-between;
      gap: 12px;
      margin-bottom: 8px;
      color: rgba(255, 255, 255, .75);
      font-size: 13px;
    }

    .stock-bar {
      height: 8px;
      border-radius: 999px;
      background: rgba(255, 255, 255, .14);
      overflow: hidden;
    }

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

    .deal-actions {
      display: flex;
      gap: 10px;
      flex-wrap: wrap;
    }

    .deal-actions .btn {
      box-shadow: none;
    }

    .dashboard {
      padding-bottom: 38px;
    }

    .dashboard-grid {
      display: grid;
      grid-template-columns: 1.05fr .95fr;
      gap: 20px;
      align-items: stretch;
    }

    .panel {
      border-radius: var(--radius-lg);
      background: rgba(255, 255, 255, .8);
      border: 1px solid var(--line);
      box-shadow: var(--shadow);
      padding: 24px;
    }

    .data-board {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 14px;
    }

    .data-tile {
      padding: 20px;
      border-radius: 22px;
      background: var(--surface-2);
      border: 1px solid var(--line);
    }

    .data-tile strong {
      display: block;
      font-size: 36px;
      line-height: 1;
      font-weight: 950;
      letter-spacing: -.06em;
    }

    .data-tile span {
      display: block;
      margin-top: 10px;
      color: var(--muted);
      font-size: 14px;
    }

    .service-matrix {
      display: grid;
      gap: 12px;
    }

    .service-row {
      display: grid;
      grid-template-columns: 42px 1fr auto;
      gap: 12px;
      align-items: center;
      padding: 14px;
      border-radius: 18px;
      background: #fff;
      border: 1px solid var(--line);
      transition: transform .22s var(--ease), box-shadow .22s var(--ease);
    }

    .service-row:hover {
      transform: translateX(4px);
      box-shadow: 0 14px 34px rgba(21, 21, 26, .08);
    }

    .service-icon {
      width: 42px;
      height: 42px;
      display: grid;
      place-items: center;
      border-radius: 14px;
      background: var(--primary-soft);
      color: var(--primary-dark);
      font-weight: 950;
    }

    .service-row h3 {
      font-size: 16px;
      line-height: 1.25;
    }

    .service-row p {
      color: var(--muted);
      font-size: 13px;
      margin-top: 2px;
    }

    .compare {
      padding-top: 38px;
    }

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

    .compare-card {
      border-radius: var(--radius-lg);
      padding: 26px;
      background: var(--surface);
      border: 1px solid var(--line);
      box-shadow: var(--shadow);
    }

    .compare-card.highlight {
      background: #15151a;
      color: #fff;
      border-color: rgba(255, 255, 255, .08);
    }

    .compare-card h3 {
      font-size: 24px;
      letter-spacing: -.04em;
      margin-bottom: 18px;
    }

    .compare-list {
      display: grid;
      gap: 12px;
      list-style: none;
    }

    .compare-list li {
      display: flex;
      align-items: flex-start;
      gap: 10px;
      color: var(--ink-soft);
    }

    .highlight .compare-list li {
      color: rgba(255, 255, 255, .76);
    }

    .check {
      width: 22px;
      height: 22px;
      flex: 0 0 22px;
      display: grid;
      place-items: center;
      border-radius: 50%;
      background: rgba(28, 140, 98, .12);
      color: var(--green);
      font-weight: 950;
      font-size: 13px;
      margin-top: 2px;
    }

    .highlight .check {
      background: rgba(230, 170, 52, .18);
      color: var(--gold);
    }

    .stage {
      padding-top: 38px;
    }

    .stage-wrap {
      display: grid;
      grid-template-columns: .9fr 1.1fr;
      gap: 24px;
      align-items: center;
      border-radius: 34px;
      background:
        linear-gradient(135deg, rgba(255, 255, 255, .8), rgba(255, 250, 241, .75)),
        radial-gradient(circle at 80% 10%, rgba(217, 76, 24, .12), transparent 20rem);
      border: 1px solid var(--line);
      box-shadow: var(--shadow);
      padding: 28px;
    }

    .device-frame {
      position: relative;
      border-radius: 32px;
      padding: 14px;
      background: #15151a;
      box-shadow: 0 26px 70px rgba(21, 21, 26, .22);
      transform: rotate(-1.5deg);
    }

    .device-screen {
      min-height: 320px;
      border-radius: 23px;
      overflow: hidden;
      background: #fbf6ec;
      border: 1px solid rgba(255, 255, 255, .1);
    }

    .screen-top {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 14px;
      background: #fff;
      border-bottom: 1px solid var(--line);
    }

    .screen-search {
      width: 58%;
      height: 34px;
      border-radius: 999px;
      background: var(--surface-2);
      border: 1px solid var(--line);
    }

    .screen-list {
      padding: 14px;
      display: grid;
      gap: 12px;
    }

    .screen-item {
      display: grid;
      grid-template-columns: 56px 1fr;
      gap: 12px;
      padding: 12px;
      border-radius: 18px;
      background: #fff;
      border: 1px solid var(--line);
    }

    .screen-thumb {
      height: 56px;
      border-radius: 14px;
      background: linear-gradient(135deg, var(--primary), var(--gold));
    }

    .screen-lines {
      display: grid;
      gap: 8px;
      align-content: center;
    }

    .screen-lines i {
      display: block;
      height: 9px;
      border-radius: 999px;
      background: rgba(21, 21, 26, .1);
    }

    .screen-lines i:nth-child(1) { width: 80%; }
    .screen-lines i:nth-child(2) { width: 58%; }
    .screen-lines i:nth-child(3) { width: 38%; background: rgba(217, 76, 24, .2); }

    .stage-points {
      display: grid;
      gap: 14px;
      margin: 22px 0;
    }

    .stage-point {
      display: flex;
      gap: 12px;
      align-items: flex-start;
      padding: 14px;
      border-radius: 18px;
      background: rgba(255, 255, 255, .72);
      border: 1px solid var(--line);
    }

    .stage-point b {
      width: 26px;
      height: 26px;
      display: grid;
      place-items: center;
      flex: 0 0 26px;
      border-radius: 50%;
      background: var(--accent);
      color: #fff;
      font-size: 12px;
    }

    .reviews {
      padding-top: 38px;
    }

    .review-shell {
      display: grid;
      grid-template-columns: 320px 1fr;
      gap: 18px;
    }

    .rating-card {
      display: grid;
      align-content: center;
      gap: 14px;
      padding: 28px;
      border-radius: var(--radius-lg);
      background: #15151a;
      color: #fff;
      box-shadow: var(--shadow);
    }

    .rating-score {
      font-size: 64px;
      line-height: 1;
      font-weight: 980;
      letter-spacing: -.08em;
    }

    .stars {
      color: var(--gold);
      letter-spacing: 3px;
      font-size: 18px;
    }

    .review-grid {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 14px;
    }

    .review-card {
      padding: 20px;
      border-radius: 24px;
      background: var(--surface);
      border: 1px solid var(--line);
      box-shadow: 0 14px 36px rgba(21, 21, 26, .06);
      transition: transform .22s var(--ease), box-shadow .22s var(--ease);
    }

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

    .review-card p {
      color: var(--ink-soft);
      font-size: 14px;
    }

    .review-author {
      display: flex;
      align-items: center;
      gap: 10px;
      margin-top: 18px;
      font-weight: 850;
    }

    .avatar {
      width: 36px;
      height: 36px;
      display: grid;
      place-items: center;
      border-radius: 50%;
      background: var(--primary-soft);
      color: var(--primary-dark);
    }

    .news {
      padding-top: 38px;
    }

    .news-layout {
      display: grid;
      grid-template-columns: 1fr 340px;
      gap: 20px;
      align-items: start;
    }

    .news-list {
      border-radius: var(--radius-lg);
      background: var(--surface);
      border: 1px solid var(--line);
      box-shadow: var(--shadow);
      overflow: hidden;
    }

    .news-item {
      display: grid;
      grid-template-columns: 112px 1fr auto;
      gap: 16px;
      align-items: center;
      padding: 19px 22px;
      border-bottom: 1px solid var(--line);
    }

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

    .news-date {
      color: var(--muted);
      font-weight: 800;
      font-size: 14px;
    }

    .news-item a {
      display: inline-block;
      font-size: 18px;
      font-weight: 900;
      letter-spacing: -.02em;
    }

    .news-item a:hover {
      color: var(--primary-dark);
      transform: translateX(3px);
    }

    .news-item p {
      margin-top: 4px;
      color: var(--muted);
      font-size: 14px;
    }

    .news-tag {
      padding: 6px 10px;
      border-radius: 999px;
      background: rgba(21, 21, 26, .06);
      color: var(--ink-soft);
      font-size: 12px;
      font-weight: 800;
      white-space: nowrap;
    }

    .recommend-box {
      position: sticky;
      top: 126px;
      padding: 22px;
      border-radius: var(--radius-lg);
      background: #15151a;
      color: #fff;
      box-shadow: var(--shadow);
    }

    .recommend-box h3 {
      font-size: 23px;
      letter-spacing: -.04em;
      margin-bottom: 10px;
    }

    .recommend-box p {
      color: rgba(255, 255, 255, .68);
      font-size: 14px;
      margin-bottom: 18px;
    }

    .recommend-list {
      display: grid;
      gap: 10px;
      list-style: none;
      margin-bottom: 20px;
    }

    .recommend-list li {
      display: flex;
      justify-content: space-between;
      gap: 12px;
      padding: 12px;
      border-radius: 16px;
      background: rgba(255, 255, 255, .08);
      color: rgba(255, 255, 255, .82);
      font-size: 14px;
    }

    .faq {
      padding-top: 38px;
    }

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

    .faq-side {
      padding: 24px;
      border-radius: var(--radius-lg);
      background: var(--surface);
      border: 1px solid var(--line);
      box-shadow: var(--shadow);
    }

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

    .faq-item {
      border-radius: 22px;
      background: var(--surface);
      border: 1px solid var(--line);
      overflow: hidden;
      box-shadow: 0 10px 26px rgba(21, 21, 26, .045);
    }

    .faq-question {
      width: 100%;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      padding: 19px 20px;
      background: transparent;
      color: var(--ink);
      text-align: left;
      font-weight: 900;
    }

    .faq-question::after {
      content: "+";
      width: 28px;
      height: 28px;
      flex: 0 0 28px;
      display: grid;
      place-items: center;
      border-radius: 50%;
      background: var(--primary-soft);
      color: var(--primary-dark);
      transition: transform .22s var(--ease);
    }

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

    .faq-answer {
      display: none;
      padding: 0 20px 20px;
      color: var(--muted);
      font-size: 15px;
    }

    .faq-item.open .faq-answer {
      display: block;
    }

    .member {
      padding-bottom: 96px;
    }

    .member-card {
      display: grid;
      grid-template-columns: 1fr 420px;
      gap: 28px;
      align-items: stretch;
      padding: 30px;
      border-radius: 36px;
      background:
        linear-gradient(135deg, rgba(21, 21, 26, .97), rgba(49, 45, 40, .97)),
        radial-gradient(circle at 12% 20%, rgba(217, 76, 24, .34), transparent 20rem);
      color: #fff;
      box-shadow: 0 30px 90px rgba(21, 21, 26, .24);
      overflow: hidden;
      position: relative;
    }

    .member-card::after {
      content: "";
      position: absolute;
      right: -80px;
      top: -80px;
      width: 250px;
      height: 250px;
      border-radius: 50%;
      background: rgba(230, 170, 52, .18);
      pointer-events: none;
    }

    .member-copy {
      position: relative;
      z-index: 1;
      padding: 10px 0;
    }

    .member-copy .section-title {
      color: #fff;
      max-width: 780px;
    }

    .member-copy .section-desc {
      color: rgba(255, 255, 255, .72);
      margin-top: 16px;
    }

    .benefits {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 12px;
      margin-top: 26px;
    }

    .benefit {
      padding: 16px;
      border-radius: 18px;
      background: rgba(255, 255, 255, .08);
      border: 1px solid rgba(255, 255, 255, .1);
    }

    .benefit strong {
      display: block;
      margin-bottom: 6px;
    }

    .benefit span {
      color: rgba(255, 255, 255, .62);
      font-size: 13px;
    }

    .lead-form {
      position: relative;
      z-index: 1;
      padding: 22px;
      border-radius: 28px;
      background: rgba(255, 255, 255, .96);
      color: var(--ink);
      box-shadow: 0 18px 48px rgba(0, 0, 0, .16);
    }

    .lead-form h3 {
      font-size: 24px;
      letter-spacing: -.04em;
      margin-bottom: 8px;
    }

    .lead-form p {
      color: var(--muted);
      font-size: 14px;
      margin-bottom: 16px;
    }

    .form-grid {
      display: grid;
      gap: 12px;
    }

    .form-grid input,
    .form-grid select {
      height: 48px;
      padding: 0 14px;
    }

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

    .form-message {
      display: none;
      margin-top: 12px;
      padding: 10px 12px;
      border-radius: 14px;
      background: rgba(28, 140, 98, .1);
      color: var(--green);
      font-weight: 800;
      font-size: 13px;
    }

    .form-message.show {
      display: block;
    }

    .floating-cta {
      position: fixed;
      left: 50%;
      bottom: 18px;
      z-index: 95;
      transform: translateX(-50%);
      width: min(720px, calc(100% - 28px));
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 14px;
      padding: 12px 14px 12px 18px;
      border-radius: 999px;
      background: rgba(21, 21, 26, .92);
      color: #fff;
      backdrop-filter: blur(16px);
      box-shadow: 0 18px 60px rgba(21, 21, 26, .26);
      border: 1px solid rgba(255, 255, 255, .12);
    }

    .floating-cta span {
      color: rgba(255, 255, 255, .72);
      font-size: 14px;
    }

    .floating-cta strong {
      color: #fff;
    }

    .site-footer {
      padding: 52px 0 92px;
      background: #101116;
      color: rgba(255, 255, 255, .72);
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1fr .9fr;
      gap: 40px;
      align-items: start;
    }

    .footer-brand {
      display: flex;
      align-items: center;
      gap: 12px;
      color: #fff;
      font-weight: 950;
      font-size: 20px;
      margin-bottom: 16px;
    }

    .footer-desc {
      max-width: 620px;
      color: rgba(255, 255, 255, .62);
    }

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

    .footer-links a {
      padding: 9px 13px;
      border-radius: 999px;
      background: rgba(255, 255, 255, .06);
      border: 1px solid rgba(255, 255, 255, .08);
      color: rgba(255, 255, 255, .72);
    }

    .footer-links a:hover {
      color: #fff;
      background: rgba(255, 255, 255, .12);
      transform: translateY(-2px);
    }

    .copyright {
      margin-top: 32px;
      padding-top: 22px;
      border-top: 1px solid rgba(255, 255, 255, .1);
      display: flex;
      justify-content: space-between;
      gap: 18px;
      flex-wrap: wrap;
      color: rgba(255, 255, 255, .48);
      font-size: 13px;
    }

    @media (max-width: 1024px) {
      .container {
        width: min(100% - 32px, var(--container));
      }

      .nav-search {
        display: none;
      }

      .hero-inner,
      .dashboard-grid,
      .stage-wrap,
      .review-shell,
      .news-layout,
      .faq-wrap,
      .member-card {
        grid-template-columns: 1fr;
      }

      .hero-mini-board {
        grid-template-columns: 1fr 1fr;
        grid-template-rows: auto;
      }

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

      .metric:nth-child(odd) {
        border-right: 0;
      }

      .recommend-box {
        position: static;
      }

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

      .member-card {
        padding: 24px;
      }
    }

    @media (max-width: 768px) {
      .top-strip-inner {
        min-height: auto;
        padding: 9px 0;
        align-items: flex-start;
        flex-direction: column;
        gap: 6px;
      }

      .navbar {
        min-height: 66px;
        grid-template-columns: auto 1fr auto;
      }

      .nav-left,
      .nav-right .btn {
        display: none;
      }

      .brand {
        justify-self: center;
        padding: 7px 11px;
      }

      .brand-text {
        font-size: 15px;
      }

      .mobile-toggle {
        display: block;
      }

      section {
        padding: 54px 0;
      }

      .section-head {
        display: block;
      }

      .section-desc {
        margin-top: 12px;
      }

      .hero-inner {
        min-height: unset;
        padding: 34px 0;
      }

      .hero-actions {
        align-items: stretch;
      }

      .hero-actions .btn {
        flex: 1 1 180px;
      }

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

      .series-shell {
        grid-template-columns: 1fr;
        padding: 18px;
      }

      .deal-rail {
        grid-auto-columns: 78%;
      }

      .data-board,
      .compare-shell,
      .benefits {
        grid-template-columns: 1fr;
      }

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

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

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

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

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

      .floating-cta .btn {
        width: 100%;
      }
    }

    @media (max-width: 520px) {
      .container {
        width: min(100% - 24px, var(--container));
      }

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

      .hero h1 {
        font-size: 38px;
      }

      .time-row {
        grid-template-columns: repeat(2, 1fr);
      }

      .deal-rail {
        grid-auto-columns: 88%;
      }

      .panel,
      .compare-card,
      .stage-wrap,
      .lead-form {
        padding: 18px;
      }

      .device-frame {
        transform: none;
      }

      .device-screen {
        min-height: 270px;
      }

      .service-row {
        grid-template-columns: 42px 1fr;
      }

      .service-row .badge {
        grid-column: 1 / -1;
        justify-self: start;
      }

      .member-card {
        border-radius: 28px;
      }

      .site-footer {
        padding-bottom: 120px;
      }
    }