/* roulang page: index */
:root {
      --color-bg: #070914;
      --color-bg-soft: #0e1324;
      --color-surface: rgba(255, 255, 255, 0.92);
      --color-surface-dark: rgba(14, 19, 36, 0.86);
      --color-card: #ffffff;
      --color-primary: #ff6a3d;
      --color-primary-dark: #e94d24;
      --color-primary-soft: rgba(255, 106, 61, 0.14);
      --color-secondary: #35d0ba;
      --color-secondary-soft: rgba(53, 208, 186, 0.16);
      --color-accent: #ffd166;
      --color-text: #151827;
      --color-text-soft: #5d6475;
      --color-text-light: #eef3ff;
      --color-muted: #8c94a8;
      --color-border: rgba(21, 24, 39, 0.11);
      --color-border-light: rgba(255, 255, 255, 0.16);
      --shadow-sm: 0 10px 30px rgba(11, 16, 34, 0.08);
      --shadow-md: 0 18px 55px rgba(11, 16, 34, 0.14);
      --shadow-lg: 0 28px 80px rgba(5, 8, 18, 0.34);
      --radius-sm: 14px;
      --radius-md: 22px;
      --radius-lg: 34px;
      --radius-pill: 999px;
      --container: 1180px;
      --header-height: 78px;
      --transition: 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(--color-text);
      background:
        radial-gradient(circle at 12% 8%, rgba(255, 106, 61, .22), transparent 28%),
        radial-gradient(circle at 88% 6%, rgba(53, 208, 186, .20), transparent 26%),
        linear-gradient(180deg, #f8fafc 0%, #eef2f7 42%, #f8fafc 100%);
      line-height: 1.75;
      overflow-x: hidden;
    }

    body::before {
      content: "";
      position: fixed;
      inset: 0;
      pointer-events: none;
      background-image:
        linear-gradient(rgba(15, 23, 42, .035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(15, 23, 42, .035) 1px, transparent 1px);
      background-size: 44px 44px;
      mask-image: linear-gradient(to bottom, rgba(0,0,0,.72), transparent 70%);
      z-index: -1;
    }

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

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

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

    button, input {
      font: inherit;
    }

    button {
      border: 0;
    }

    input {
      outline: none;
    }

    ::selection {
      background: rgba(255, 106, 61, .24);
      color: var(--color-text);
    }

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

    .skip-link {
      position: absolute;
      top: -44px;
      left: 16px;
      background: var(--color-primary);
      color: #fff;
      padding: 10px 14px;
      border-radius: var(--radius-pill);
      z-index: 999;
    }

    .skip-link:focus {
      top: 14px;
    }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 100;
      backdrop-filter: blur(18px);
      background: rgba(248, 250, 252, .82);
      border-bottom: 1px solid rgba(15, 23, 42, .08);
    }

    .nav-shell {
      min-height: var(--header-height);
      display: grid;
      grid-template-columns: auto 1fr auto;
      align-items: center;
      gap: 22px;
    }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      font-weight: 900;
      letter-spacing: -0.04em;
      font-size: 1.35rem;
      color: var(--color-text);
    }

    .brand-mark {
      width: 42px;
      height: 42px;
      border-radius: 14px;
      display: grid;
      place-items: center;
      color: #fff;
      font-weight: 900;
      font-size: .92rem;
      background:
        linear-gradient(135deg, rgba(255, 106, 61, 1), rgba(255, 209, 102, .95)),
        radial-gradient(circle at 70% 20%, rgba(255,255,255,.72), transparent 30%);
      box-shadow: 0 14px 34px rgba(255, 106, 61, .28);
    }

    .segmented-nav {
      justify-self: center;
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 7px;
      border-radius: var(--radius-pill);
      background: rgba(255, 255, 255, .72);
      border: 1px solid rgba(15, 23, 42, .08);
      box-shadow: var(--shadow-sm);
      max-width: 100%;
      overflow-x: auto;
      scrollbar-width: none;
    }

    .segmented-nav::-webkit-scrollbar {
      display: none;
    }

    .segmented-nav a {
      white-space: nowrap;
      border-radius: var(--radius-pill);
      padding: 10px 18px;
      font-weight: 750;
      font-size: .95rem;
      color: var(--color-text-soft);
      outline-offset: 3px;
    }

    .segmented-nav a:hover,
    .segmented-nav a:focus {
      color: var(--color-text);
      background: rgba(255, 106, 61, .10);
    }

    .segmented-nav a.active {
      color: #fff;
      background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
      box-shadow: 0 10px 26px rgba(255, 106, 61, .24);
    }

    .header-actions {
      display: flex;
      align-items: center;
      gap: 10px;
    }

    .mini-search {
      display: flex;
      align-items: center;
      gap: 8px;
      width: 210px;
      padding: 8px 12px;
      border-radius: var(--radius-pill);
      background: rgba(255, 255, 255, .74);
      border: 1px solid rgba(15, 23, 42, .08);
    }

    .mini-search span {
      color: var(--color-muted);
      line-height: 1;
    }

    .mini-search input {
      width: 100%;
      border: 0;
      background: transparent;
      color: var(--color-text);
      font-size: .92rem;
    }

    .mini-search:focus-within {
      border-color: rgba(255, 106, 61, .42);
      box-shadow: 0 0 0 4px rgba(255, 106, 61, .12);
    }

    .btn-brand,
    .btn-ghost,
    .btn-darkline,
    .btn-lightline {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 9px;
      border-radius: var(--radius-pill);
      padding: 12px 18px;
      font-weight: 800;
      line-height: 1.2;
      transition: var(--transition);
      cursor: pointer;
      outline-offset: 4px;
      border: 1px solid transparent;
      white-space: nowrap;
    }

    .btn-brand {
      color: #fff;
      background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
      box-shadow: 0 14px 34px rgba(255, 106, 61, .30);
    }

    .btn-brand:hover,
    .btn-brand:focus {
      color: #fff;
      transform: translateY(-2px);
      box-shadow: 0 18px 42px rgba(255, 106, 61, .38);
    }

    .btn-ghost {
      color: var(--color-text);
      background: rgba(255, 255, 255, .76);
      border-color: rgba(15, 23, 42, .10);
      box-shadow: var(--shadow-sm);
    }

    .btn-ghost:hover,
    .btn-ghost:focus {
      color: var(--color-primary-dark);
      transform: translateY(-2px);
      border-color: rgba(255, 106, 61, .28);
    }

    .btn-darkline {
      color: var(--color-text-light);
      border-color: var(--color-border-light);
      background: rgba(255, 255, 255, .08);
    }

    .btn-darkline:hover,
    .btn-darkline:focus {
      color: #fff;
      background: rgba(255, 255, 255, .14);
      transform: translateY(-2px);
    }

    .btn-lightline {
      color: var(--color-text);
      border-color: rgba(15, 23, 42, .12);
      background: #fff;
    }

    .btn-lightline:hover,
    .btn-lightline:focus {
      color: var(--color-primary-dark);
      border-color: rgba(255, 106, 61, .30);
      transform: translateY(-2px);
      box-shadow: var(--shadow-sm);
    }

    main {
      position: relative;
    }

    .section {
      padding: 88px 0;
    }

    .section-tight {
      padding: 64px 0;
    }

    .section-kicker {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 7px 12px;
      border-radius: var(--radius-pill);
      background: var(--color-primary-soft);
      color: var(--color-primary-dark);
      font-weight: 850;
      font-size: .9rem;
      margin-bottom: 16px;
    }

    .section-kicker::before {
      content: "";
      width: 7px;
      height: 7px;
      border-radius: 50%;
      background: currentColor;
      box-shadow: 0 0 0 5px rgba(255, 106, 61, .12);
    }

    .section-title {
      margin: 0;
      font-size: clamp(2rem, 4vw, 3.15rem);
      line-height: 1.16;
      letter-spacing: -0.055em;
      font-weight: 950;
      color: var(--color-text);
    }

    .section-desc {
      margin: 18px 0 0;
      max-width: 760px;
      color: var(--color-text-soft);
      font-size: 1.08rem;
      line-height: 1.9;
    }

    .hero {
      min-height: calc(100vh - var(--header-height));
      padding: 34px 0 78px;
      color: #fff;
    }

    .hero-stage {
      position: relative;
      overflow: hidden;
      border-radius: 38px;
      min-height: 640px;
      background:
        linear-gradient(90deg, rgba(7, 9, 20, .92) 0%, rgba(7, 9, 20, .78) 38%, rgba(7, 9, 20, .44) 70%, rgba(7, 9, 20, .74) 100%),
        radial-gradient(circle at 80% 18%, rgba(255, 209, 102, .44), transparent 26%),
        radial-gradient(circle at 62% 68%, rgba(53, 208, 186, .32), transparent 32%),
        linear-gradient(135deg, #111827 0%, #251023 42%, #06272d 100%);
      box-shadow: var(--shadow-lg);
      border: 1px solid rgba(255,255,255,.12);
    }

    .hero-stage::before {
      content: "";
      position: absolute;
      inset: 0;
      background:
        linear-gradient(120deg, transparent 0 34%, rgba(255,255,255,.08) 34% 35%, transparent 35% 100%),
        radial-gradient(circle at 72% 44%, rgba(255,255,255,.20), transparent 7%),
        linear-gradient(to bottom, transparent, rgba(7, 9, 20, .64));
      pointer-events: none;
    }

    .hero-stage::after {
      content: "";
      position: absolute;
      right: -80px;
      top: -110px;
      width: 520px;
      height: 520px;
      border-radius: 50%;
      border: 1px solid rgba(255,255,255,.12);
      background: radial-gradient(circle, rgba(255,106,61,.18), transparent 68%);
      pointer-events: none;
    }

    .hero-content {
      position: relative;
      z-index: 2;
      min-height: 640px;
      display: grid;
      grid-template-columns: minmax(0, 1.1fr) 390px;
      gap: 28px;
      align-items: end;
      padding: clamp(28px, 5vw, 56px);
    }

    .live-badge {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      width: fit-content;
      padding: 9px 14px;
      border-radius: var(--radius-pill);
      background: rgba(255,255,255,.12);
      border: 1px solid rgba(255,255,255,.16);
      backdrop-filter: blur(12px);
      color: rgba(255,255,255,.92);
      font-weight: 850;
      margin-bottom: 20px;
    }

    .live-dot {
      width: 10px;
      height: 10px;
      border-radius: 50%;
      background: #ff3d5a;
      box-shadow: 0 0 0 7px rgba(255,61,90,.18);
      animation: pulse 1.65s infinite;
    }

    @keyframes pulse {
      0%, 100% { transform: scale(1); opacity: 1; }
      50% { transform: scale(.75); opacity: .65; }
    }

    .hero h1 {
      max-width: 850px;
      margin: 0;
      font-size: clamp(2.65rem, 6.2vw, 6.35rem);
      line-height: .98;
      letter-spacing: -0.075em;
      font-weight: 1000;
      text-wrap: balance;
    }

    .hero-lead {
      max-width: 730px;
      margin: 26px 0 0;
      color: rgba(255,255,255,.82);
      font-size: clamp(1.02rem, 1.8vw, 1.22rem);
      line-height: 1.95;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 14px;
      margin-top: 28px;
    }

    .hero-points {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 12px;
      max-width: 760px;
      margin-top: 34px;
    }

    .hero-point {
      padding: 16px 16px;
      border-radius: 20px;
      background: rgba(255,255,255,.10);
      border: 1px solid rgba(255,255,255,.14);
      backdrop-filter: blur(12px);
    }

    .hero-point strong {
      display: block;
      font-size: 1.35rem;
      letter-spacing: -.04em;
      margin-bottom: 4px;
    }

    .hero-point span {
      color: rgba(255,255,255,.72);
      font-size: .92rem;
    }

    .countdown-panel {
      align-self: stretch;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      padding: 24px;
      border-radius: 30px;
      background: rgba(7, 9, 20, .58);
      border: 1px solid rgba(255,255,255,.16);
      box-shadow: 0 28px 70px rgba(0,0,0,.24);
      backdrop-filter: blur(18px);
    }

    .countdown-panel h2 {
      font-size: 1.2rem;
      font-weight: 900;
      margin: 0 0 10px;
      letter-spacing: -.035em;
    }

    .countdown-panel p {
      margin: 0;
      color: rgba(255,255,255,.72);
      font-size: .96rem;
    }

    .countdown-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 9px;
      margin: 22px 0;
    }

    .time-box {
      text-align: center;
      padding: 14px 8px;
      border-radius: 18px;
      background: rgba(255,255,255,.10);
      border: 1px solid rgba(255,255,255,.13);
    }

    .time-box b {
      display: block;
      font-size: 1.65rem;
      line-height: 1.1;
      letter-spacing: -.05em;
    }

    .time-box span {
      color: rgba(255,255,255,.62);
      font-size: .78rem;
    }

    .remind-form {
      display: grid;
      gap: 10px;
      margin-top: 18px;
    }

    .remind-form input {
      width: 100%;
      padding: 13px 15px;
      border-radius: 16px;
      border: 1px solid rgba(255,255,255,.16);
      background: rgba(255,255,255,.10);
      color: #fff;
    }

    .remind-form input::placeholder {
      color: rgba(255,255,255,.52);
    }

    .remind-form input:focus {
      border-color: rgba(255, 209, 102, .72);
      box-shadow: 0 0 0 4px rgba(255, 209, 102, .12);
    }

    .remind-note {
      margin-top: 10px !important;
      font-size: .84rem !important;
      color: rgba(255,255,255,.58) !important;
    }

    .ticker-bar {
      position: relative;
      z-index: 3;
      margin: -32px auto 0;
      width: min(1040px, calc(100% - 36px));
      display: flex;
      gap: 16px;
      align-items: center;
      padding: 14px 18px;
      border-radius: var(--radius-pill);
      background: rgba(255,255,255,.92);
      border: 1px solid rgba(15,23,42,.08);
      box-shadow: var(--shadow-md);
      overflow: hidden;
    }

    .ticker-label {
      flex: 0 0 auto;
      padding: 7px 12px;
      border-radius: var(--radius-pill);
      background: var(--color-secondary-soft);
      color: #087b70;
      font-weight: 850;
      font-size: .9rem;
    }

    .ticker-items {
      display: flex;
      gap: 26px;
      min-width: 0;
      white-space: nowrap;
      color: var(--color-text-soft);
      font-weight: 680;
      animation: ticker 28s linear infinite;
    }

    @keyframes ticker {
      0% { transform: translateX(0); }
      100% { transform: translateX(-52%); }
    }

    .news-layout {
      display: grid;
      grid-template-columns: minmax(0, 1.55fr) 360px;
      gap: 26px;
      margin-top: 34px;
      align-items: start;
    }

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

    .news-item {
      display: grid;
      grid-template-columns: 112px 1fr auto;
      gap: 18px;
      align-items: center;
      padding: 20px;
      border-radius: 24px;
      background: rgba(255,255,255,.86);
      border: 1px solid rgba(15,23,42,.08);
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
    }

    .news-item:hover {
      transform: translateY(-3px);
      box-shadow: var(--shadow-md);
      border-color: rgba(255,106,61,.22);
    }

    .news-date {
      display: grid;
      place-items: center;
      min-height: 78px;
      border-radius: 18px;
      background: linear-gradient(135deg, rgba(255,106,61,.12), rgba(53,208,186,.14));
      color: var(--color-primary-dark);
      font-weight: 900;
      text-align: center;
      line-height: 1.15;
    }

    .news-date span {
      display: block;
      color: var(--color-muted);
      font-size: .78rem;
      font-weight: 750;
      margin-top: 4px;
    }

    .news-item h3 {
      margin: 0 0 6px;
      font-size: 1.15rem;
      font-weight: 920;
      letter-spacing: -.03em;
    }

    .news-item p {
      margin: 0;
      color: var(--color-text-soft);
      line-height: 1.75;
      font-size: .98rem;
    }

    .arrow-link {
      width: 42px;
      height: 42px;
      border-radius: 50%;
      display: grid;
      place-items: center;
      background: #fff;
      border: 1px solid rgba(15,23,42,.08);
      color: var(--color-primary-dark);
      font-weight: 900;
    }

    .news-item:hover .arrow-link {
      color: #fff;
      background: var(--color-primary);
      transform: rotate(-15deg);
    }

    .recommend-panel {
      position: sticky;
      top: 100px;
      padding: 26px;
      border-radius: 30px;
      background: var(--color-bg);
      color: #fff;
      box-shadow: var(--shadow-lg);
      overflow: hidden;
    }

    .recommend-panel::after {
      content: "";
      position: absolute;
      right: -90px;
      bottom: -90px;
      width: 240px;
      height: 240px;
      border-radius: 50%;
      background: radial-gradient(circle, rgba(53,208,186,.28), transparent 68%);
    }

    .recommend-panel h3 {
      position: relative;
      z-index: 1;
      margin: 0 0 12px;
      font-size: 1.5rem;
      font-weight: 950;
      letter-spacing: -.05em;
    }

    .recommend-panel p {
      position: relative;
      z-index: 1;
      color: rgba(255,255,255,.72);
      margin-bottom: 22px;
    }

    .mini-list {
      position: relative;
      z-index: 1;
      display: grid;
      gap: 12px;
      padding: 0;
      margin: 0;
      list-style: none;
    }

    .mini-list li {
      display: flex;
      gap: 10px;
      padding: 12px;
      border-radius: 16px;
      background: rgba(255,255,255,.08);
      border: 1px solid rgba(255,255,255,.10);
      color: rgba(255,255,255,.84);
      font-size: .95rem;
    }

    .pain-strip {
      display: grid;
      grid-template-columns: .75fr 1.25fr;
      gap: 24px;
      align-items: stretch;
      margin-top: 36px;
    }

    .pain-card {
      padding: 30px;
      border-radius: 32px;
      background:
        linear-gradient(135deg, rgba(255,106,61,.95), rgba(255,209,102,.88));
      color: #fff;
      box-shadow: var(--shadow-md);
      min-height: 320px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .pain-card h3 {
      margin: 0;
      font-size: clamp(1.9rem, 3.2vw, 3rem);
      line-height: 1.12;
      letter-spacing: -.06em;
      font-weight: 1000;
    }

    .pain-card p {
      margin: 22px 0 0;
      color: rgba(255,255,255,.86);
    }

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

    .solution-card,
    .service-card,
    .step-card,
    .metric-card,
    .faq-item,
    .quote-card {
      background: rgba(255,255,255,.90);
      border: 1px solid rgba(15,23,42,.08);
      border-radius: 26px;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
    }

    .solution-card {
      padding: 24px;
    }

    .solution-card:hover,
    .service-card:hover,
    .step-card:hover,
    .metric-card:hover,
    .quote-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
      border-color: rgba(255,106,61,.18);
    }

    .icon-pill {
      width: 48px;
      height: 48px;
      border-radius: 16px;
      display: grid;
      place-items: center;
      margin-bottom: 16px;
      background: var(--color-secondary-soft);
      color: #087b70;
      font-weight: 950;
      font-size: 1.2rem;
    }

    .solution-card:nth-child(even) .icon-pill,
    .service-card:nth-child(even) .icon-pill {
      background: var(--color-primary-soft);
      color: var(--color-primary-dark);
    }

    .solution-card h3,
    .service-card h3,
    .step-card h3,
    .metric-card h3,
    .quote-card h3 {
      margin: 0 0 9px;
      font-size: 1.18rem;
      font-weight: 920;
      letter-spacing: -.035em;
    }

    .solution-card p,
    .service-card p,
    .step-card p,
    .metric-card p,
    .quote-card p {
      margin: 0;
      color: var(--color-text-soft);
      line-height: 1.78;
    }

    .service-mosaic {
      display: grid;
      grid-template-columns: 1.1fr .9fr;
      gap: 22px;
      margin-top: 36px;
      align-items: stretch;
    }

    .service-card {
      padding: 26px;
    }

    .service-stack {
      display: grid;
      gap: 16px;
    }

    .service-card.featured {
      color: #fff;
      min-height: 520px;
      background:
        linear-gradient(180deg, rgba(7, 9, 20, .18), rgba(7, 9, 20, .86)),
        radial-gradient(circle at 24% 18%, rgba(255,209,102,.38), transparent 26%),
        linear-gradient(135deg, #141a2d, #0a2f34);
      border-color: rgba(255,255,255,.12);
      box-shadow: var(--shadow-lg);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      overflow: hidden;
      position: relative;
    }

    .service-card.featured::before {
      content: "";
      position: absolute;
      inset: 22px;
      border-radius: 24px;
      border: 1px solid rgba(255,255,255,.10);
      pointer-events: none;
    }

    .service-card.featured h3 {
      font-size: clamp(1.8rem, 3.4vw, 3rem);
      line-height: 1.13;
      color: #fff;
    }

    .service-card.featured p {
      color: rgba(255,255,255,.74);
      max-width: 560px;
    }

    .service-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 22px;
    }

    .tag {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      padding: 8px 12px;
      border-radius: var(--radius-pill);
      font-size: .9rem;
      font-weight: 800;
      color: var(--color-text-soft);
      background: rgba(255,255,255,.82);
      border: 1px solid rgba(15,23,42,.08);
    }

    .service-card.featured .tag {
      color: rgba(255,255,255,.88);
      background: rgba(255,255,255,.10);
      border-color: rgba(255,255,255,.14);
    }

    .steps-wrap {
      margin-top: 36px;
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 18px;
      counter-reset: step;
    }

    .step-card {
      padding: 28px;
      position: relative;
      overflow: hidden;
    }

    .step-card::before {
      counter-increment: step;
      content: "0" counter(step);
      display: inline-flex;
      width: 54px;
      height: 54px;
      align-items: center;
      justify-content: center;
      border-radius: 18px;
      margin-bottom: 38px;
      background: var(--color-bg);
      color: #fff;
      font-weight: 950;
      letter-spacing: -.04em;
    }

    .step-card::after {
      content: "";
      position: absolute;
      top: 28px;
      right: 28px;
      width: 90px;
      height: 90px;
      border-radius: 28px;
      background: linear-gradient(135deg, rgba(255,106,61,.16), rgba(53,208,186,.14));
      transform: rotate(12deg);
    }

    .objection-row {
      margin-top: 22px;
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 18px;
    }

    .objection-card {
      padding: 22px;
      border-radius: 24px;
      background: rgba(255,255,255,.72);
      border: 1px dashed rgba(15,23,42,.16);
    }

    .objection-card strong {
      display: block;
      margin-bottom: 8px;
      font-size: 1.05rem;
    }

    .objection-card span {
      color: var(--color-text-soft);
    }

    .metrics-section {
      background:
        linear-gradient(180deg, rgba(7, 9, 20, .96), rgba(12, 19, 38, .96)),
        radial-gradient(circle at 12% 20%, rgba(255,106,61,.26), transparent 32%),
        radial-gradient(circle at 90% 50%, rgba(53,208,186,.22), transparent 30%);
      color: var(--color-text-light);
    }

    .metrics-section .section-title {
      color: #fff;
    }

    .metrics-section .section-desc {
      color: rgba(238,243,255,.70);
    }

    .metrics-grid {
      margin-top: 36px;
      display: grid;
      grid-template-columns: repeat(4, minmax(0, 1fr));
      gap: 16px;
    }

    .metric-card {
      padding: 24px;
      background: rgba(255,255,255,.08);
      border-color: rgba(255,255,255,.12);
      color: #fff;
      box-shadow: none;
    }

    .metric-value {
      font-size: clamp(2rem, 3.4vw, 3.2rem);
      font-weight: 1000;
      line-height: 1;
      letter-spacing: -.075em;
      margin-bottom: 12px;
      color: #fff;
    }

    .metric-card p {
      color: rgba(238,243,255,.68);
    }

    .chart-board {
      margin-top: 18px;
      padding: 26px;
      border-radius: 30px;
      background: rgba(255,255,255,.08);
      border: 1px solid rgba(255,255,255,.12);
      display: grid;
      grid-template-columns: 1.1fr .9fr;
      gap: 24px;
      align-items: center;
    }

    .bars {
      display: grid;
      gap: 14px;
    }

    .bar-row {
      display: grid;
      grid-template-columns: 86px 1fr 52px;
      gap: 12px;
      align-items: center;
      color: rgba(238,243,255,.78);
      font-weight: 750;
      font-size: .95rem;
    }

    .bar-track {
      height: 12px;
      border-radius: var(--radius-pill);
      background: rgba(255,255,255,.10);
      overflow: hidden;
    }

    .bar-fill {
      height: 100%;
      border-radius: inherit;
      background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
    }

    .chart-note {
      color: rgba(238,243,255,.72);
      margin: 0;
    }

    .app-stage {
      margin-top: 36px;
      display: grid;
      grid-template-columns: .9fr 1.1fr;
      gap: 26px;
      align-items: center;
    }

    .download-card {
      padding: 30px;
      border-radius: 32px;
      background: #fff;
      box-shadow: var(--shadow-md);
      border: 1px solid rgba(15,23,42,.08);
    }

    .download-card h3 {
      font-size: 1.65rem;
      font-weight: 950;
      letter-spacing: -.05em;
      margin: 0 0 12px;
    }

    .download-card p {
      color: var(--color-text-soft);
      margin-bottom: 22px;
    }

    .download-list {
      padding: 0;
      margin: 22px 0 0;
      list-style: none;
      display: grid;
      gap: 12px;
    }

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

    .download-list li::before {
      content: "✓";
      flex: 0 0 auto;
      width: 22px;
      height: 22px;
      border-radius: 50%;
      display: grid;
      place-items: center;
      background: var(--color-secondary-soft);
      color: #087b70;
      font-size: .78rem;
      font-weight: 900;
      margin-top: 3px;
    }

    .screenshot-stage {
      position: relative;
      padding: 26px;
      border-radius: 36px;
      background:
        linear-gradient(135deg, rgba(255,255,255,.88), rgba(255,255,255,.56));
      border: 1px solid rgba(15,23,42,.08);
      box-shadow: var(--shadow-lg);
      overflow: hidden;
    }

    .screenshot-stage::before {
      content: "";
      position: absolute;
      inset: auto -80px -90px auto;
      width: 280px;
      height: 280px;
      border-radius: 50%;
      background: radial-gradient(circle, rgba(255,106,61,.22), transparent 70%);
    }

    .device-window {
      position: relative;
      z-index: 1;
      border-radius: 28px;
      overflow: hidden;
      background: #0c1222;
      border: 1px solid rgba(255,255,255,.16);
      box-shadow: 0 24px 70px rgba(7,9,20,.28);
    }

    .device-top {
      height: 50px;
      display: flex;
      align-items: center;
      gap: 8px;
      padding: 0 18px;
      background: rgba(255,255,255,.06);
      border-bottom: 1px solid rgba(255,255,255,.10);
    }

    .dot {
      width: 10px;
      height: 10px;
      border-radius: 50%;
      background: #ff5f57;
    }

    .dot:nth-child(2) { background: #ffbd2e; }
    .dot:nth-child(3) { background: #28c840; }

    .device-body {
      padding: 22px;
      display: grid;
      gap: 14px;
    }

    .ui-card {
      padding: 16px;
      border-radius: 18px;
      background: rgba(255,255,255,.08);
      border: 1px solid rgba(255,255,255,.10);
      color: #fff;
    }

    .ui-card-header {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      margin-bottom: 12px;
    }

    .ui-card-title {
      font-weight: 850;
    }

    .status-badge {
      padding: 5px 9px;
      border-radius: var(--radius-pill);
      font-size: .78rem;
      font-weight: 850;
      background: rgba(53,208,186,.16);
      color: #78f2e4;
    }

    .ui-line {
      height: 9px;
      border-radius: var(--radius-pill);
      background: rgba(255,255,255,.10);
      overflow: hidden;
      margin: 10px 0;
    }

    .ui-line span {
      display: block;
      height: 100%;
      border-radius: inherit;
      background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
    }

    .faq-layout {
      display: grid;
      grid-template-columns: 360px 1fr;
      gap: 28px;
      margin-top: 36px;
      align-items: start;
    }

    .faq-aside {
      padding: 28px;
      border-radius: 30px;
      background:
        linear-gradient(135deg, rgba(53,208,186,.16), rgba(255,106,61,.12)),
        #fff;
      border: 1px solid rgba(15,23,42,.08);
      box-shadow: var(--shadow-sm);
    }

    .faq-aside h3 {
      font-size: 1.45rem;
      font-weight: 950;
      letter-spacing: -.05em;
      margin-bottom: 12px;
    }

    .faq-aside p {
      color: var(--color-text-soft);
      margin-bottom: 20px;
    }

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

    .faq-item {
      overflow: hidden;
    }

    .faq-question {
      width: 100%;
      padding: 22px 24px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
      text-align: left;
      background: transparent;
      color: var(--color-text);
      font-weight: 900;
      font-size: 1.05rem;
      cursor: pointer;
    }

    .faq-question:hover {
      color: var(--color-primary-dark);
    }

    .faq-question:focus {
      outline: 3px solid rgba(255,106,61,.20);
      outline-offset: -4px;
      border-radius: 22px;
    }

    .faq-icon {
      flex: 0 0 auto;
      width: 32px;
      height: 32px;
      border-radius: 50%;
      display: grid;
      place-items: center;
      background: var(--color-primary-soft);
      color: var(--color-primary-dark);
      font-weight: 950;
      transition: var(--transition);
    }

    .faq-answer {
      padding: 0 24px 22px;
      color: var(--color-text-soft);
      display: none;
    }

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

    .faq-item.open .faq-icon {
      transform: rotate(45deg);
      background: var(--color-primary);
      color: #fff;
    }

    .about-wrap {
      display: grid;
      grid-template-columns: 1.15fr .85fr;
      gap: 26px;
      align-items: stretch;
    }

    .about-panel {
      padding: clamp(28px, 4vw, 46px);
      border-radius: 36px;
      background: #fff;
      border: 1px solid rgba(15,23,42,.08);
      box-shadow: var(--shadow-md);
    }

    .about-panel h2 {
      margin: 0;
      font-size: clamp(2rem, 4vw, 3.3rem);
      line-height: 1.16;
      letter-spacing: -.06em;
      font-weight: 1000;
    }

    .about-panel p {
      color: var(--color-text-soft);
      margin: 18px 0 0;
      font-size: 1.05rem;
    }

    .quote-grid {
      display: grid;
      gap: 16px;
    }

    .quote-card {
      padding: 24px;
    }

    .quote-card blockquote {
      margin: 0;
      color: var(--color-text-soft);
      line-height: 1.85;
    }

    .quote-author {
      margin-top: 14px;
      font-weight: 900;
      color: var(--color-text);
    }

    .cta-band {
      margin-top: 28px;
      padding: 28px;
      border-radius: 30px;
      background:
        radial-gradient(circle at 88% 10%, rgba(255,209,102,.32), transparent 28%),
        linear-gradient(135deg, #101827, #072f35);
      color: #fff;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 24px;
      box-shadow: var(--shadow-lg);
    }

    .cta-band h3 {
      margin: 0 0 8px;
      font-size: 1.5rem;
      font-weight: 950;
      letter-spacing: -.04em;
    }

    .cta-band p {
      margin: 0;
      color: rgba(255,255,255,.70);
    }

    .site-footer {
      padding: 54px 0 30px;
      background: #070914;
      color: rgba(255,255,255,.76);
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 28px;
      align-items: start;
      padding-bottom: 34px;
      border-bottom: 1px solid rgba(255,255,255,.10);
    }

    .footer-brand {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      color: #fff;
      font-weight: 950;
      font-size: 1.35rem;
      letter-spacing: -.04em;
      margin-bottom: 14px;
    }

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

    .footer-text {
      max-width: 680px;
      margin: 0;
      color: rgba(255,255,255,.62);
    }

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

    .footer-links a {
      padding: 9px 12px;
      border-radius: var(--radius-pill);
      border: 1px solid rgba(255,255,255,.10);
      color: rgba(255,255,255,.72);
    }

    .footer-links a:hover,
    .footer-links a:focus {
      color: #fff;
      background: rgba(255,255,255,.08);
    }

    .copyright {
      display: flex;
      justify-content: space-between;
      gap: 16px;
      flex-wrap: wrap;
      padding-top: 24px;
      color: rgba(255,255,255,.48);
      font-size: .92rem;
    }

    .toast-note {
      position: fixed;
      left: 50%;
      bottom: 28px;
      transform: translateX(-50%) translateY(20px);
      opacity: 0;
      visibility: hidden;
      z-index: 200;
      padding: 14px 18px;
      border-radius: var(--radius-pill);
      background: rgba(7, 9, 20, .92);
      color: #fff;
      box-shadow: var(--shadow-lg);
      transition: var(--transition);
      border: 1px solid rgba(255,255,255,.12);
      max-width: min(520px, calc(100% - 32px));
      text-align: center;
    }

    .toast-note.show {
      opacity: 1;
      visibility: visible;
      transform: translateX(-50%) translateY(0);
    }

    @media (max-width: 1024px) {
      :root {
        --header-height: auto;
      }

      .nav-shell {
        grid-template-columns: 1fr auto;
        padding: 14px 0;
      }

      .segmented-nav {
        grid-column: 1 / -1;
        justify-self: stretch;
      }

      .mini-search {
        display: none;
      }

      .hero-content {
        grid-template-columns: 1fr;
        align-items: stretch;
      }

      .countdown-panel {
        max-width: none;
      }

      .news-layout,
      .pain-strip,
      .service-mosaic,
      .chart-board,
      .app-stage,
      .faq-layout,
      .about-wrap {
        grid-template-columns: 1fr;
      }

      .recommend-panel {
        position: relative;
        top: auto;
      }

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

    @media (max-width: 768px) {
      .site-container {
        width: min(100% - 28px, var(--container));
      }

      .section {
        padding: 66px 0;
      }

      .hero {
        padding-top: 20px;
      }

      .hero-stage,
      .hero-content {
        min-height: auto;
      }

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

      .hero-content {
        padding: 26px;
      }

      .hero h1 {
        font-size: clamp(2.45rem, 12vw, 4.5rem);
      }

      .hero-points,
      .solution-board,
      .steps-wrap,
      .objection-row,
      .metrics-grid {
        grid-template-columns: 1fr;
      }

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

      .news-date {
        place-items: start;
        padding: 14px;
        min-height: auto;
      }

      .arrow-link {
        justify-self: start;
      }

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

      .ticker-items {
        animation-duration: 24s;
      }

      .cta-band,
      .footer-grid {
        grid-template-columns: 1fr;
        flex-direction: column;
        align-items: flex-start;
      }

      .footer-grid {
        display: grid;
      }

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

    @media (max-width: 520px) {
      .brand {
        font-size: 1.16rem;
      }

      .brand-mark {
        width: 38px;
        height: 38px;
        border-radius: 13px;
      }

      .header-actions .btn-brand {
        padding: 10px 12px;
        font-size: .9rem;
      }

      .segmented-nav {
        padding: 6px;
      }

      .segmented-nav a {
        padding: 9px 14px;
      }

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

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

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

      .bar-row {
        grid-template-columns: 74px 1fr;
      }

      .bar-row span:last-child {
        grid-column: 2;
      }

      .device-body {
        padding: 16px;
      }

      .section-title {
        font-size: clamp(1.86rem, 10vw, 2.55rem);
      }
    }

/* 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}