/* roulang page: index */
:root {
      --primary: #2563EB;
      --primary-700: #1D4ED8;
      --primary-50: #EAF2FF;
      --primary-25: #F3F7FF;
      --cyan: #14B8A6;
      --sky: #38BDF8;
      --amber: #F59E0B;
      --text: #111827;
      --text-soft: #334155;
      --muted: #64748B;
      --border: #E2E8F0;
      --bg: #F8FAFC;
      --white: #FFFFFF;
      --footer: #0F172A;
      --radius-sm: 12px;
      --radius: 18px;
      --radius-lg: 26px;
      --radius-xl: 32px;
      --shadow: 0 18px 45px rgba(15, 23, 42, 0.08);
      --shadow-lg: 0 26px 70px rgba(37, 99, 235, 0.16);
      --container: 1200px;
      --ease: 220ms ease-out;
    }

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

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

    body {
      font-family: system-ui, -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
      color: var(--text);
      background:
        radial-gradient(circle at 8% 8%, rgba(56, 189, 248, 0.16), transparent 28%),
        radial-gradient(circle at 92% 18%, rgba(37, 99, 235, 0.12), transparent 30%),
        linear-gradient(180deg, #FFFFFF 0%, #F8FAFC 52%, #FFFFFF 100%);
      line-height: 1.75;
      overflow-x: hidden;
    }

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

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

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

    button {
      border: 0;
      cursor: pointer;
      background: none;
    }

    input,
    select,
    textarea {
      width: 100%;
      border: 1px solid var(--border);
      border-radius: 15px;
      background: rgba(255, 255, 255, 0.94);
      color: var(--text);
      outline: none;
      transition: border-color var(--ease), box-shadow var(--ease), background var(--ease);
    }

    input,
    select {
      height: 50px;
      padding: 0 16px;
    }

    textarea {
      min-height: 110px;
      padding: 14px 16px;
      resize: vertical;
    }

    input:focus,
    select:focus,
    textarea:focus {
      border-color: rgba(37, 99, 235, 0.7);
      box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.12);
      background: #fff;
    }

    :focus-visible {
      outline: 3px solid rgba(56, 189, 248, 0.45);
      outline-offset: 3px;
    }

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

    .site-header {
      position: sticky;
      top: 0;
      z-index: 50;
      background: rgba(255, 255, 255, 0.88);
      backdrop-filter: blur(18px);
      border-bottom: 1px solid rgba(226, 232, 240, 0.88);
    }

    .nav-wrap {
      height: 82px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 28px;
    }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      font-weight: 760;
      letter-spacing: -0.02em;
      color: var(--text);
      white-space: nowrap;
    }

    .brand-mark {
      width: 38px;
      height: 38px;
      border-radius: 14px;
      display: grid;
      place-items: center;
      color: #fff;
      background: linear-gradient(135deg, var(--primary), var(--cyan));
      box-shadow: 0 12px 28px rgba(37, 99, 235, 0.24);
      font-size: 16px;
      font-weight: 800;
    }

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

    .main-nav {
      display: flex;
      align-items: center;
      gap: 8px;
      margin-left: auto;
    }

    .main-nav a {
      position: relative;
      display: inline-flex;
      align-items: center;
      min-height: 38px;
      padding: 8px 14px;
      border-radius: 999px;
      color: var(--text-soft);
      font-size: 15px;
      font-weight: 600;
    }

    .main-nav a:hover {
      color: var(--primary);
      background: var(--primary-50);
    }

    .main-nav a.active {
      color: var(--primary);
      background: rgba(37, 99, 235, 0.08);
    }

    .main-nav a.active::after {
      content: "";
      position: absolute;
      left: 50%;
      bottom: 2px;
      width: 18px;
      height: 2px;
      border-radius: 999px;
      background: var(--primary);
      transform: translateX(-50%);
    }

    .nav-cta {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      height: 42px;
      padding: 0 18px;
      border-radius: 999px;
      color: #fff;
      background: var(--primary);
      font-size: 15px;
      font-weight: 700;
      box-shadow: 0 14px 30px rgba(37, 99, 235, 0.18);
      white-space: nowrap;
    }

    .nav-cta:hover {
      transform: translateY(-2px);
      background: var(--primary-700);
      box-shadow: 0 18px 40px rgba(37, 99, 235, 0.25);
    }

    .menu-toggle {
      display: none;
      width: 42px;
      height: 42px;
      border-radius: 14px;
      border: 1px solid var(--border);
      background: #fff;
      color: var(--text);
    }

    .menu-toggle span {
      display: block;
      width: 18px;
      height: 2px;
      margin: 4px auto;
      border-radius: 999px;
      background: currentColor;
      transition: transform var(--ease), opacity var(--ease);
    }

    .section {
      padding: 96px 0;
    }

    .section-tight {
      padding: 76px 0;
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 7px 12px;
      border-radius: 999px;
      border: 1px solid rgba(37, 99, 235, 0.16);
      background: rgba(234, 242, 255, 0.82);
      color: var(--primary);
      font-size: 13px;
      font-weight: 720;
      line-height: 1.2;
    }

    .eyebrow::before {
      content: "";
      width: 7px;
      height: 7px;
      border-radius: 50%;
      background: var(--cyan);
      box-shadow: 0 0 0 4px rgba(20, 184, 166, 0.12);
    }

    .section-head {
      display: flex;
      align-items: flex-end;
      justify-content: space-between;
      gap: 28px;
      margin-bottom: 34px;
    }

    .section-title {
      max-width: 720px;
    }

    .section-title h2 {
      margin-top: 14px;
      font-size: clamp(28px, 3vw, 38px);
      line-height: 1.22;
      letter-spacing: -0.03em;
      font-weight: 760;
    }

    .section-title p {
      margin-top: 12px;
      max-width: 680px;
      color: var(--muted);
      font-size: 16px;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      min-height: 50px;
      padding: 0 22px;
      border-radius: 999px;
      font-weight: 730;
      font-size: 15px;
      border: 1px solid transparent;
      transition: transform var(--ease), box-shadow var(--ease), background var(--ease), border-color var(--ease), color var(--ease);
    }

    .btn-primary {
      color: #fff;
      background: var(--primary);
      box-shadow: 0 18px 34px rgba(37, 99, 235, 0.22);
    }

    .btn-primary:hover {
      transform: translateY(-3px);
      background: var(--primary-700);
      box-shadow: 0 24px 44px rgba(37, 99, 235, 0.28);
    }

    .btn-secondary {
      color: var(--primary);
      background: #fff;
      border-color: rgba(37, 99, 235, 0.22);
    }

    .btn-secondary:hover {
      transform: translateY(-3px);
      background: var(--primary-50);
      border-color: rgba(37, 99, 235, 0.36);
    }

    .hero {
      position: relative;
      padding: 88px 0 70px;
      overflow: hidden;
    }

    .hero::before {
      content: "";
      position: absolute;
      inset: 20px 0 auto 0;
      height: 520px;
      pointer-events: none;
      background-image:
        linear-gradient(rgba(37, 99, 235, 0.055) 1px, transparent 1px),
        linear-gradient(90deg, rgba(37, 99, 235, 0.055) 1px, transparent 1px);
      background-size: 34px 34px;
      mask-image: linear-gradient(180deg, rgba(0,0,0,.9), transparent 86%);
    }

    .hero-grid {
      position: relative;
      display: grid;
      grid-template-columns: minmax(0, 1.05fr) minmax(420px, 0.95fr);
      gap: 54px;
      align-items: center;
    }

    .hero h1 {
      margin-top: 20px;
      font-size: clamp(36px, 5vw, 56px);
      line-height: 1.14;
      letter-spacing: -0.045em;
      font-weight: 780;
    }

    .hero h1 span {
      color: var(--primary);
    }

    .hero-lead {
      margin-top: 22px;
      max-width: 640px;
      color: var(--text-soft);
      font-size: 18px;
      line-height: 1.85;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 14px;
      margin-top: 32px;
    }

    .hero-status {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 14px;
      margin-top: 36px;
      max-width: 670px;
    }

    .status-item {
      padding: 16px;
      border: 1px solid rgba(226, 232, 240, 0.92);
      border-radius: var(--radius);
      background: rgba(255, 255, 255, 0.74);
      box-shadow: 0 12px 28px rgba(15, 23, 42, 0.045);
    }

    .status-item strong {
      display: block;
      font-size: 20px;
      line-height: 1.1;
      color: var(--text);
    }

    .status-item span {
      display: block;
      margin-top: 7px;
      color: var(--muted);
      font-size: 13px;
      line-height: 1.5;
    }

    .hero-visual {
      position: relative;
      min-height: 520px;
    }

    .hero-image {
      position: relative;
      height: 480px;
      border-radius: var(--radius-xl);
      overflow: hidden;
      border: 1px solid rgba(226, 232, 240, 0.95);
      box-shadow: var(--shadow-lg);
      background: var(--primary-50);
    }

    .hero-image img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }

    .hero-image::after {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(180deg, rgba(15,23,42,0.02), rgba(15,23,42,0.28));
    }

    .float-card {
      position: absolute;
      left: -24px;
      bottom: 54px;
      width: 220px;
      padding: 18px;
      border-radius: 22px;
      background: rgba(255, 255, 255, 0.92);
      border: 1px solid rgba(226, 232, 240, 0.95);
      box-shadow: var(--shadow);
      backdrop-filter: blur(14px);
    }

    .float-card.right {
      left: auto;
      right: -14px;
      top: 48px;
      width: 196px;
    }

    .float-card small {
      color: var(--muted);
      font-weight: 650;
    }

    .float-card strong {
      display: block;
      margin-top: 6px;
      font-size: 18px;
      line-height: 1.35;
    }

    .path-dots {
      position: absolute;
      right: 28px;
      bottom: -18px;
      display: flex;
      gap: 9px;
      padding: 12px 14px;
      border-radius: 999px;
      background: #fff;
      border: 1px solid var(--border);
      box-shadow: var(--shadow);
    }

    .path-dots i {
      width: 10px;
      height: 10px;
      border-radius: 50%;
      background: var(--primary);
    }

    .path-dots i:nth-child(2) {
      background: var(--cyan);
    }

    .path-dots i:nth-child(3) {
      background: var(--amber);
    }

    .timeline-wrap {
      position: relative;
      padding: 24px;
      border-radius: var(--radius-xl);
      background: linear-gradient(135deg, rgba(234, 242, 255, 0.9), rgba(255, 255, 255, 0.94));
      border: 1px solid rgba(226, 232, 240, 0.9);
      box-shadow: var(--shadow);
      overflow: hidden;
    }

    .timeline {
      position: relative;
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 18px;
    }

    .timeline::before {
      content: "";
      position: absolute;
      left: 8%;
      right: 8%;
      top: 37px;
      height: 2px;
      background: linear-gradient(90deg, var(--primary), var(--cyan), rgba(37, 99, 235, 0.16));
    }

    .step-card {
      position: relative;
      padding: 58px 18px 20px;
      min-height: 190px;
      border-radius: 22px;
      background: rgba(255,255,255,0.9);
      border: 1px solid rgba(226, 232, 240, 0.9);
      box-shadow: 0 14px 34px rgba(15, 23, 42, 0.055);
      transition: transform var(--ease), box-shadow var(--ease), border-color var(--ease);
    }

    .step-card:hover {
      transform: translateY(-4px);
      border-color: rgba(37, 99, 235, 0.28);
      box-shadow: var(--shadow);
    }

    .step-dot {
      position: absolute;
      top: 28px;
      left: 20px;
      width: 18px;
      height: 18px;
      border-radius: 50%;
      background: #fff;
      border: 5px solid var(--primary);
      box-shadow: 0 0 0 6px rgba(37, 99, 235, 0.12);
      z-index: 2;
    }

    .step-card:nth-child(2) .step-dot { border-color: var(--sky); }
    .step-card:nth-child(3) .step-dot { border-color: var(--cyan); }
    .step-card:nth-child(4) .step-dot { border-color: var(--amber); }

    .step-time {
      display: inline-flex;
      padding: 4px 9px;
      border-radius: 999px;
      background: var(--primary-50);
      color: var(--primary);
      font-size: 12px;
      font-weight: 760;
    }

    .step-card h3 {
      margin-top: 12px;
      font-size: 19px;
      line-height: 1.35;
    }

    .step-card p {
      margin-top: 8px;
      color: var(--muted);
      font-size: 14px;
      line-height: 1.65;
    }

    .tag-row {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin-top: 14px;
    }

    .tag {
      display: inline-flex;
      align-items: center;
      padding: 5px 10px;
      border-radius: 999px;
      color: var(--text-soft);
      background: #F1F5F9;
      font-size: 12px;
      font-weight: 650;
    }

    .tag.blue {
      color: var(--primary);
      background: var(--primary-50);
    }

    .tag.green {
      color: #0F766E;
      background: rgba(20, 184, 166, 0.12);
    }

    .highlight-layout {
      display: grid;
      grid-template-columns: 1.08fr 0.92fr;
      gap: 24px;
      align-items: stretch;
    }

    .feature-large,
    .feature-card,
    .plan-card,
    .proof-card,
    .form-card,
    .faq-item {
      border: 1px solid rgba(226, 232, 240, 0.92);
      background: rgba(255, 255, 255, 0.92);
      box-shadow: var(--shadow);
      transition: transform var(--ease), box-shadow var(--ease), border-color var(--ease);
    }

    .feature-large:hover,
    .feature-card:hover,
    .plan-card:hover,
    .proof-card:hover {
      transform: translateY(-4px);
      border-color: rgba(37, 99, 235, 0.28);
      box-shadow: 0 24px 58px rgba(15, 23, 42, 0.11);
    }

    .feature-large {
      position: relative;
      min-height: 480px;
      border-radius: var(--radius-xl);
      overflow: hidden;
    }

    .feature-large img {
      width: 100%;
      height: 100%;
      min-height: 480px;
      object-fit: cover;
    }

    .feature-large .overlay {
      position: absolute;
      inset: auto 24px 24px 24px;
      padding: 24px;
      border-radius: 24px;
      color: #fff;
      background: linear-gradient(135deg, rgba(15, 23, 42, 0.86), rgba(37, 99, 235, 0.72));
      backdrop-filter: blur(12px);
    }

    .feature-large h3 {
      font-size: 25px;
      line-height: 1.3;
    }

    .feature-large p {
      margin-top: 10px;
      color: rgba(255,255,255,0.82);
    }

    .feature-stack {
      display: grid;
      gap: 18px;
    }

    .feature-card {
      display: grid;
      grid-template-columns: 58px 1fr;
      gap: 16px;
      padding: 22px;
      border-radius: 24px;
    }

    .icon-box {
      width: 54px;
      height: 54px;
      border-radius: 18px;
      display: grid;
      place-items: center;
      background: var(--primary-50);
      color: var(--primary);
      font-size: 24px;
      font-weight: 800;
    }

    .feature-card:nth-child(2) .icon-box { background: rgba(20,184,166,.12); color: #0F766E; }
    .feature-card:nth-child(3) .icon-box { background: rgba(245,158,11,.14); color: #B45309; }

    .feature-card h3 {
      font-size: 20px;
      line-height: 1.35;
    }

    .feature-card p {
      margin-top: 7px;
      color: var(--muted);
      font-size: 14px;
    }

    .route-band {
      position: relative;
      border-radius: var(--radius-xl);
      overflow: hidden;
      background: #0F172A;
      color: #fff;
      box-shadow: var(--shadow-lg);
    }

    .route-band img {
      width: 100%;
      height: 360px;
      object-fit: cover;
      opacity: 0.46;
    }

    .route-content {
      position: absolute;
      inset: 0;
      display: grid;
      grid-template-columns: 0.9fr 1.1fr;
      gap: 30px;
      align-items: center;
      padding: 44px;
    }

    .route-content h2 {
      font-size: clamp(27px, 3vw, 38px);
      line-height: 1.22;
      letter-spacing: -0.03em;
    }

    .route-content p {
      margin-top: 14px;
      color: rgba(255,255,255,0.78);
    }

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

    .route-list li {
      list-style: none;
      display: flex;
      align-items: center;
      gap: 12px;
      padding: 14px 16px;
      border-radius: 18px;
      background: rgba(255, 255, 255, 0.12);
      border: 1px solid rgba(255, 255, 255, 0.16);
      backdrop-filter: blur(12px);
    }

    .route-list li::before,
    .check-list li::before {
      content: "✓";
      display: inline-grid;
      place-items: center;
      width: 22px;
      height: 22px;
      flex: 0 0 auto;
      border-radius: 50%;
      color: #fff;
      background: var(--cyan);
      font-size: 13px;
      font-weight: 800;
    }

    .plans {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 22px;
      align-items: stretch;
    }

    .plan-card {
      position: relative;
      padding: 28px;
      border-radius: var(--radius-lg);
    }

    .plan-card.recommended {
      border-color: rgba(37, 99, 235, 0.34);
      box-shadow: var(--shadow-lg);
      transform: translateY(-10px);
    }

    .recommend-label {
      position: absolute;
      top: -14px;
      right: 24px;
      padding: 7px 12px;
      border-radius: 999px;
      color: #92400E;
      background: #FEF3C7;
      font-size: 12px;
      font-weight: 800;
      border: 1px solid rgba(245, 158, 11, 0.22);
    }

    .plan-card h3 {
      font-size: 22px;
      line-height: 1.3;
    }

    .plan-for {
      margin-top: 8px;
      color: var(--muted);
      font-size: 14px;
    }

    .check-list {
      display: grid;
      gap: 12px;
      margin-top: 22px;
      margin-bottom: 26px;
    }

    .check-list li {
      list-style: none;
      display: flex;
      gap: 10px;
      align-items: flex-start;
      color: var(--text-soft);
      font-size: 15px;
      line-height: 1.55;
    }

    .proof-grid {
      display: grid;
      grid-template-columns: 1fr 1fr 1.2fr;
      gap: 20px;
    }

    .proof-card {
      padding: 24px;
      border-radius: 24px;
    }

    .proof-card strong {
      display: block;
      font-size: 28px;
      line-height: 1.1;
      color: var(--primary);
    }

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

    .signup-panel {
      display: grid;
      grid-template-columns: 0.88fr 1.12fr;
      gap: 28px;
      align-items: stretch;
      padding: 34px;
      border-radius: var(--radius-xl);
      background:
        radial-gradient(circle at 18% 10%, rgba(56, 189, 248, 0.2), transparent 32%),
        linear-gradient(135deg, #EEF6FF, #FFFFFF);
      border: 1px solid rgba(226, 232, 240, 0.92);
      box-shadow: var(--shadow-lg);
    }

    .signup-copy {
      padding: 18px 10px;
    }

    .signup-copy h2 {
      margin-top: 16px;
      font-size: clamp(28px, 3vw, 38px);
      line-height: 1.22;
      letter-spacing: -0.03em;
    }

    .signup-copy p {
      margin-top: 14px;
      color: var(--muted);
    }

    .mini-note {
      margin-top: 24px;
      display: grid;
      gap: 12px;
    }

    .mini-note div {
      padding: 13px 15px;
      border-radius: 16px;
      background: rgba(255, 255, 255, 0.68);
      border: 1px solid rgba(226, 232, 240, 0.72);
      color: var(--text-soft);
      font-size: 14px;
    }

    .form-card {
      padding: 24px;
      border-radius: 26px;
      background: rgba(255,255,255,.88);
      box-shadow: 0 18px 48px rgba(15, 23, 42, 0.08);
    }

    .form-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 14px;
    }

    .field-full {
      grid-column: 1 / -1;
    }

    .form-card label {
      display: block;
      margin-bottom: 7px;
      color: var(--text-soft);
      font-size: 13px;
      font-weight: 700;
    }

    .form-tip {
      margin-top: 12px;
      color: var(--muted);
      font-size: 13px;
    }

    .faq-grid {
      display: grid;
      grid-template-columns: 0.82fr 1.18fr;
      gap: 32px;
      align-items: start;
    }

    .faq-intro {
      position: sticky;
      top: 112px;
      padding: 28px;
      border-radius: var(--radius-lg);
      background: var(--primary-25);
      border: 1px solid rgba(226,232,240,.9);
    }

    .faq-intro h2 {
      margin-top: 12px;
      font-size: clamp(26px, 3vw, 36px);
      line-height: 1.24;
    }

    .faq-intro p {
      margin-top: 12px;
      color: var(--muted);
    }

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

    .faq-item {
      border-radius: 20px;
      overflow: hidden;
      box-shadow: 0 12px 34px rgba(15, 23, 42, 0.055);
    }

    .faq-question {
      width: 100%;
      min-height: 58px;
      padding: 18px 20px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      color: var(--text);
      text-align: left;
      font-weight: 750;
    }

    .faq-question span:first-child {
      display: flex;
      align-items: center;
      gap: 10px;
    }

    .faq-question span:first-child::before {
      content: "";
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--primary);
      box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.1);
    }

    .faq-icon {
      width: 28px;
      height: 28px;
      display: grid;
      place-items: center;
      border-radius: 50%;
      background: var(--primary-50);
      color: var(--primary);
      flex: 0 0 auto;
      transition: transform var(--ease);
    }

    .faq-answer {
      display: none;
      padding: 0 20px 20px 38px;
      color: var(--muted);
      font-size: 15px;
    }

    .faq-item.open {
      background: var(--primary-25);
      border-color: rgba(37, 99, 235, 0.2);
    }

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

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

    .final-cta {
      padding: 42px;
      border-radius: var(--radius-xl);
      background:
        linear-gradient(135deg, rgba(37, 99, 235, 0.94), rgba(20, 184, 166, 0.86)),
        url("/assets/images/backpic/back-2.webp") center/cover no-repeat;
      color: #fff;
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 28px;
      align-items: center;
      box-shadow: var(--shadow-lg);
      overflow: hidden;
    }

    .final-cta h2 {
      font-size: clamp(27px, 3vw, 38px);
      line-height: 1.22;
    }

    .final-cta p {
      margin-top: 10px;
      color: rgba(255,255,255,.82);
      max-width: 720px;
    }

    .final-cta .btn {
      background: #fff;
      color: var(--primary);
    }

    .final-cta .btn:hover {
      background: var(--primary-50);
    }

    .site-footer {
      margin-top: 96px;
      background: #0F172A;
      color: rgba(255, 255, 255, 0.82);
    }

    .footer-cta {
      transform: translateY(-50%);
      margin-bottom: -44px;
    }

    .footer-main {
      padding: 86px 0 34px;
      display: grid;
      grid-template-columns: 1.25fr 0.8fr 0.8fr 1fr;
      gap: 34px;
    }

    .footer-brand .brand {
      color: #fff;
    }

    .footer-brand p {
      margin-top: 16px;
      color: rgba(255,255,255,.64);
      font-size: 14px;
      max-width: 360px;
    }

    .footer-col h3 {
      color: #fff;
      font-size: 16px;
      margin-bottom: 14px;
    }

    .footer-links {
      display: grid;
      gap: 10px;
    }

    .footer-links a {
      color: rgba(255,255,255,.66);
      font-size: 14px;
    }

    .footer-links a:hover {
      color: #fff;
      transform: translateX(3px);
    }

    .footer-info p {
      color: rgba(255,255,255,.66);
      font-size: 14px;
      margin-bottom: 8px;
      word-break: break-all;
    }

    .copyright {
      padding: 18px 0 24px;
      border-top: 1px solid rgba(255,255,255,.12);
      color: rgba(255,255,255,.52);
      font-size: 13px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      flex-wrap: wrap;
    }

    @media (max-width: 1024px) {
      .nav-wrap {
        height: 72px;
      }

      .menu-toggle {
        display: inline-block;
      }

      .main-nav {
        position: absolute;
        left: 20px;
        right: 20px;
        top: 78px;
        display: none;
        flex-direction: column;
        align-items: stretch;
        padding: 12px;
        border-radius: 22px;
        background: rgba(255,255,255,.96);
        border: 1px solid var(--border);
        box-shadow: var(--shadow);
      }

      .main-nav.open {
        display: flex;
      }

      .main-nav a {
        justify-content: flex-start;
        padding: 12px 14px;
      }

      .main-nav a.active::after {
        left: 8px;
        top: 50%;
        bottom: auto;
        width: 3px;
        height: 20px;
        transform: translateY(-50%);
      }

      .nav-cta {
        display: none;
      }

      .hero-grid,
      .highlight-layout,
      .route-content,
      .signup-panel,
      .faq-grid {
        grid-template-columns: 1fr;
      }

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

      .hero-image {
        height: 430px;
      }

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

      .timeline::before {
        display: none;
      }

      .plans,
      .proof-grid {
        grid-template-columns: 1fr;
      }

      .plan-card.recommended {
        transform: none;
      }

      .route-content {
        position: relative;
        padding: 34px;
        background: rgba(15,23,42,.74);
      }

      .route-band img {
        position: absolute;
        inset: 0;
        height: 100%;
      }

      .faq-intro {
        position: static;
      }

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

      .final-cta {
        grid-template-columns: 1fr;
      }
    }

    @media (max-width: 720px) {
      .container {
        width: min(100% - 32px, var(--container));
      }

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

      .hero {
        padding: 54px 0 46px;
      }

      .section,
      .section-tight {
        padding: 60px 0;
      }

      .section-head {
        display: block;
      }

      .hero h1 {
        font-size: 34px;
      }

      .hero-lead {
        font-size: 16px;
      }

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

      .btn {
        width: 100%;
      }

      .hero-status,
      .timeline,
      .form-grid {
        grid-template-columns: 1fr;
      }

      .hero-image {
        height: 320px;
        border-radius: 24px;
      }

      .float-card {
        position: relative;
        left: auto;
        right: auto;
        top: auto;
        bottom: auto;
        width: 100%;
        margin-top: 14px;
      }

      .float-card.right {
        width: 100%;
        right: auto;
        top: auto;
      }

      .path-dots {
        display: none;
      }

      .timeline-wrap,
      .signup-panel,
      .final-cta {
        padding: 22px;
        border-radius: 24px;
      }

      .feature-large {
        min-height: 360px;
      }

      .feature-large img {
        min-height: 360px;
      }

      .feature-large .overlay {
        inset: auto 14px 14px 14px;
        padding: 18px;
      }

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

      .route-content {
        padding: 24px;
      }

      .faq-answer {
        padding-left: 20px;
      }

      .site-footer {
        margin-top: 72px;
      }

      .footer-main {
        grid-template-columns: 1fr;
        padding-top: 76px;
      }

      .copyright {
        display: block;
      }

      .copyright span {
        display: block;
        margin-top: 8px;
      }
    }

    @media (prefers-reduced-motion: reduce) {
      *,
      *::before,
      *::after {
        scroll-behavior: auto !important;
        transition: none !important;
        animation: none !important;
      }
    }

/* roulang page: category3 */
:root {
      --primary: #2563EB;
      --primary-dark: #1D4ED8;
      --primary-soft: #EAF2FF;
      --primary-pale: #F3F7FF;
      --cyan: #14B8A6;
      --cyan-soft: #E6FFFB;
      --amber: #F59E0B;
      --text: #111827;
      --text-strong: #172033;
      --muted: #64748B;
      --muted-2: #94A3B8;
      --border: #E2E8F0;
      --border-strong: #CBD5E1;
      --bg: #F8FAFC;
      --white: #FFFFFF;
      --footer: #0F172A;
      --radius-sm: 12px;
      --radius-md: 18px;
      --radius-lg: 24px;
      --radius-xl: 32px;
      --shadow-sm: 0 10px 30px rgba(15, 23, 42, 0.06);
      --shadow: 0 18px 45px rgba(15, 23, 42, 0.08);
      --shadow-lg: 0 28px 70px rgba(37, 99, 235, 0.14);
      --container: 1200px;
      --ease: 220ms ease-out;
    }

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

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

    body {
      font-family: system-ui, -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
      color: var(--text);
      background:
        radial-gradient(circle at 8% 8%, rgba(37, 99, 235, 0.08), transparent 32%),
        radial-gradient(circle at 90% 20%, rgba(20, 184, 166, 0.08), transparent 28%),
        linear-gradient(180deg, #FFFFFF 0%, #F8FAFC 46%, #FFFFFF 100%);
      line-height: 1.75;
      font-size: 16px;
      overflow-x: hidden;
    }

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

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

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

    button {
      cursor: pointer;
      border: 0;
      background: none;
    }

    input,
    select,
    textarea {
      width: 100%;
      border: 1px solid var(--border);
      border-radius: 16px;
      background: var(--white);
      color: var(--text);
      outline: none;
      transition: border-color var(--ease), box-shadow var(--ease), background var(--ease);
    }

    input:focus,
    select:focus,
    textarea:focus,
    button:focus-visible,
    a:focus-visible,
    summary:focus-visible {
      outline: 3px solid rgba(37, 99, 235, 0.18);
      outline-offset: 3px;
      border-color: rgba(37, 99, 235, 0.65);
    }

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

    .section {
      padding: 92px 0;
      position: relative;
    }

    .section-tight {
      padding: 72px 0;
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 7px 13px;
      border-radius: 999px;
      color: var(--primary);
      background: rgba(37, 99, 235, 0.09);
      border: 1px solid rgba(37, 99, 235, 0.12);
      font-size: 14px;
      font-weight: 650;
      line-height: 1.2;
    }

    .eyebrow::before {
      content: "";
      width: 7px;
      height: 7px;
      border-radius: 50%;
      background: var(--cyan);
      box-shadow: 0 0 0 5px rgba(20, 184, 166, 0.12);
    }

    .section-head {
      max-width: 760px;
      margin-bottom: 34px;
    }

    .section-head.center {
      text-align: center;
      margin-left: auto;
      margin-right: auto;
    }

    .section-head h2 {
      margin-top: 16px;
      font-size: clamp(26px, 3vw, 38px);
      line-height: 1.22;
      letter-spacing: -0.02em;
      color: var(--text-strong);
      font-weight: 750;
    }

    .section-head p {
      margin-top: 14px;
      color: var(--muted);
      font-size: 17px;
      max-width: 680px;
    }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 50;
      background: rgba(255, 255, 255, 0.88);
      backdrop-filter: blur(18px);
      border-bottom: 1px solid rgba(226, 232, 240, 0.82);
    }

    .header-inner {
      min-height: 82px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 28px;
    }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      font-weight: 750;
      color: var(--text-strong);
      white-space: nowrap;
    }

    .brand:hover {
      color: var(--primary);
    }

    .brand-mark {
      width: 42px;
      height: 42px;
      border-radius: 14px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      color: #FFFFFF;
      font-size: 15px;
      letter-spacing: 0.02em;
      background: linear-gradient(135deg, var(--primary), #38BDF8);
      box-shadow: 0 12px 28px rgba(37, 99, 235, 0.22);
    }

    .brand-text {
      font-size: 18px;
      letter-spacing: -0.01em;
    }

    .main-nav {
      display: flex;
      align-items: center;
      gap: 8px;
      padding: 7px;
      border: 1px solid rgba(226, 232, 240, 0.86);
      border-radius: 999px;
      background: rgba(248, 250, 252, 0.72);
    }

    .main-nav a {
      position: relative;
      padding: 9px 15px;
      border-radius: 999px;
      color: #475569;
      font-size: 15px;
      font-weight: 600;
      line-height: 1;
    }

    .main-nav a:hover {
      color: var(--primary);
      background: rgba(37, 99, 235, 0.07);
    }

    .main-nav a.active {
      color: var(--primary);
      background: #FFFFFF;
      box-shadow: 0 8px 20px rgba(15, 23, 42, 0.06);
    }

    .main-nav a.active::after {
      content: "";
      position: absolute;
      left: 50%;
      bottom: -8px;
      width: 18px;
      height: 2px;
      border-radius: 999px;
      background: var(--primary);
      transform: translateX(-50%);
    }

    .header-actions {
      display: flex;
      align-items: center;
      gap: 12px;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      min-height: 48px;
      padding: 0 20px;
      border-radius: 999px;
      font-size: 15px;
      font-weight: 700;
      border: 1px solid transparent;
      transition: transform var(--ease), box-shadow var(--ease), background var(--ease), border-color var(--ease), color var(--ease);
      white-space: nowrap;
    }

    .btn-primary {
      color: #FFFFFF;
      background: var(--primary);
      box-shadow: 0 14px 28px rgba(37, 99, 235, 0.22);
    }

    .btn-primary:hover {
      background: var(--primary-dark);
      transform: translateY(-2px);
      box-shadow: 0 18px 38px rgba(37, 99, 235, 0.28);
    }

    .btn-secondary {
      color: var(--primary);
      background: #FFFFFF;
      border-color: rgba(37, 99, 235, 0.18);
      box-shadow: 0 10px 24px rgba(15, 23, 42, 0.04);
    }

    .btn-secondary:hover {
      background: var(--primary-soft);
      border-color: rgba(37, 99, 235, 0.32);
      transform: translateY(-2px);
    }

    .btn-ghost {
      color: var(--primary);
      background: rgba(37, 99, 235, 0.08);
      border-color: rgba(37, 99, 235, 0.12);
    }

    .btn-ghost:hover {
      background: rgba(37, 99, 235, 0.13);
      transform: translateY(-2px);
    }

    .menu-toggle {
      display: none;
      width: 44px;
      height: 44px;
      border-radius: 14px;
      border: 1px solid var(--border);
      background: #FFFFFF;
      color: var(--text-strong);
      align-items: center;
      justify-content: center;
      box-shadow: var(--shadow-sm);
    }

    .menu-toggle span,
    .menu-toggle span::before,
    .menu-toggle span::after {
      width: 18px;
      height: 2px;
      border-radius: 99px;
      background: currentColor;
      display: block;
      position: relative;
      transition: transform var(--ease), opacity var(--ease);
    }

    .menu-toggle span::before,
    .menu-toggle span::after {
      content: "";
      position: absolute;
      left: 0;
    }

    .menu-toggle span::before {
      top: -6px;
    }

    .menu-toggle span::after {
      top: 6px;
    }

    .menu-toggle.open span {
      transform: rotate(45deg);
    }

    .menu-toggle.open span::before {
      transform: translateY(6px) rotate(90deg);
    }

    .menu-toggle.open span::after {
      opacity: 0;
    }

    .hero {
      padding: 72px 0 54px;
      position: relative;
    }

    .hero::before {
      content: "";
      position: absolute;
      inset: 0;
      background-image:
        linear-gradient(rgba(37, 99, 235, 0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(37, 99, 235, 0.04) 1px, transparent 1px);
      background-size: 42px 42px;
      mask-image: linear-gradient(180deg, black, transparent 85%);
      pointer-events: none;
    }

    .hero-wrap {
      position: relative;
      display: grid;
      grid-template-columns: minmax(0, 1.02fr) minmax(360px, 0.98fr);
      gap: 52px;
      align-items: center;
    }

    .breadcrumb {
      display: flex;
      align-items: center;
      flex-wrap: wrap;
      gap: 8px;
      margin-bottom: 22px;
      color: var(--muted);
      font-size: 14px;
    }

    .breadcrumb a {
      color: var(--primary);
      font-weight: 650;
    }

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

    .breadcrumb span {
      color: var(--muted-2);
    }

    .hero h1 {
      margin-top: 18px;
      font-size: clamp(32px, 5vw, 54px);
      line-height: 1.14;
      letter-spacing: -0.035em;
      color: var(--text-strong);
      font-weight: 780;
    }

    .hero .lead {
      margin-top: 20px;
      color: var(--muted);
      font-size: 18px;
      line-height: 1.82;
      max-width: 660px;
    }

    .hero-actions {
      display: flex;
      align-items: center;
      gap: 14px;
      flex-wrap: wrap;
      margin-top: 30px;
    }

    .support-search {
      margin-top: 34px;
      padding: 12px;
      border-radius: 22px;
      background: #FFFFFF;
      border: 1px solid rgba(226, 232, 240, 0.9);
      box-shadow: var(--shadow);
      display: flex;
      gap: 10px;
      align-items: center;
      max-width: 620px;
    }

    .search-icon {
      width: 44px;
      height: 44px;
      border-radius: 15px;
      background: var(--primary-soft);
      display: inline-flex;
      align-items: center;
      justify-content: center;
      color: var(--primary);
      flex: 0 0 auto;
    }

    .support-search input {
      height: 46px;
      border: 0;
      border-radius: 14px;
      background: transparent;
      padding: 0 4px;
    }

    .support-search input:focus {
      box-shadow: none;
      outline: none;
    }

    .hero-visual {
      position: relative;
      min-height: 500px;
    }

    .cover-card {
      overflow: hidden;
      border-radius: 32px;
      border: 1px solid rgba(226, 232, 240, 0.9);
      background: #FFFFFF;
      box-shadow: var(--shadow-lg);
      position: relative;
    }

    .cover-card img {
      width: 100%;
      height: 420px;
      object-fit: cover;
      filter: saturate(0.98);
    }

    .cover-card::after {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(180deg, transparent 38%, rgba(15, 23, 42, 0.48));
      pointer-events: none;
    }

    .visual-caption {
      position: absolute;
      left: 24px;
      right: 24px;
      bottom: 24px;
      z-index: 2;
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 14px;
      align-items: end;
      color: #FFFFFF;
    }

    .visual-caption strong {
      display: block;
      font-size: 21px;
      line-height: 1.35;
    }

    .visual-caption span {
      display: block;
      margin-top: 5px;
      color: rgba(255, 255, 255, 0.82);
      font-size: 14px;
    }

    .caption-badge {
      padding: 8px 12px;
      border-radius: 999px;
      background: rgba(255, 255, 255, 0.16);
      border: 1px solid rgba(255, 255, 255, 0.26);
      backdrop-filter: blur(12px);
      font-size: 13px;
      white-space: nowrap;
    }

    .floating-ticket {
      position: absolute;
      right: -8px;
      top: 44px;
      width: 210px;
      padding: 18px;
      border-radius: 24px;
      background: rgba(255, 255, 255, 0.92);
      border: 1px solid rgba(226, 232, 240, 0.9);
      box-shadow: var(--shadow);
      backdrop-filter: blur(14px);
    }

    .floating-ticket .dotline {
      height: 1px;
      margin: 14px 0;
      background-image: linear-gradient(90deg, var(--border) 45%, transparent 45%);
      background-size: 10px 1px;
    }

    .floating-ticket b {
      display: block;
      color: var(--text-strong);
      font-size: 16px;
    }

    .floating-ticket p {
      margin-top: 6px;
      color: var(--muted);
      font-size: 13px;
      line-height: 1.6;
    }

    .mini-status {
      position: absolute;
      left: -20px;
      bottom: 34px;
      display: grid;
      gap: 10px;
      width: 230px;
    }

    .status-item {
      display: flex;
      align-items: center;
      gap: 12px;
      padding: 13px 15px;
      border-radius: 18px;
      background: rgba(255, 255, 255, 0.94);
      border: 1px solid rgba(226, 232, 240, 0.9);
      box-shadow: var(--shadow-sm);
      backdrop-filter: blur(12px);
    }

    .status-item i {
      width: 10px;
      height: 10px;
      border-radius: 999px;
      background: var(--cyan);
      box-shadow: 0 0 0 6px rgba(20, 184, 166, 0.12);
      flex: 0 0 auto;
    }

    .status-item span {
      color: var(--text-strong);
      font-size: 14px;
      font-weight: 650;
    }

    .help-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 18px;
    }

    .help-card,
    .process-card,
    .faq-card,
    .contact-card,
    .notice-card {
      border: 1px solid rgba(226, 232, 240, 0.92);
      border-radius: var(--radius-lg);
      background: rgba(255, 255, 255, 0.9);
      box-shadow: var(--shadow-sm);
      transition: transform var(--ease), box-shadow var(--ease), border-color var(--ease);
    }

    .help-card:hover,
    .process-card:hover,
    .faq-card:hover,
    .contact-card:hover,
    .notice-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow);
      border-color: rgba(37, 99, 235, 0.22);
    }

    .help-card {
      padding: 24px;
      min-height: 210px;
      position: relative;
      overflow: hidden;
    }

    .help-card::after {
      content: "";
      position: absolute;
      right: -26px;
      top: -26px;
      width: 96px;
      height: 96px;
      border-radius: 999px;
      background: rgba(37, 99, 235, 0.07);
    }

    .icon-box {
      width: 48px;
      height: 48px;
      border-radius: 16px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      background: var(--primary-soft);
      color: var(--primary);
      margin-bottom: 18px;
    }

    .icon-box.teal {
      background: var(--cyan-soft);
      color: #0F766E;
    }

    .icon-box.amber {
      background: #FFF7E6;
      color: var(--amber);
    }

    .help-card h3,
    .process-card h3,
    .faq-card h3,
    .contact-card h3,
    .notice-card h3 {
      color: var(--text-strong);
      font-size: 20px;
      line-height: 1.35;
      font-weight: 730;
    }

    .help-card p,
    .process-card p,
    .faq-card p,
    .contact-card p,
    .notice-card p {
      margin-top: 10px;
      color: var(--muted);
      font-size: 15px;
      line-height: 1.72;
    }

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

    .tag {
      display: inline-flex;
      align-items: center;
      border-radius: 999px;
      padding: 6px 10px;
      color: #334155;
      background: #F8FAFC;
      border: 1px solid rgba(226, 232, 240, 0.92);
      font-size: 13px;
      font-weight: 600;
      line-height: 1;
    }

    .split-layout {
      display: grid;
      grid-template-columns: 0.86fr 1.14fr;
      gap: 30px;
      align-items: start;
    }

    .notice-panel {
      position: sticky;
      top: 104px;
      border-radius: 30px;
      background:
        linear-gradient(180deg, rgba(234, 242, 255, 0.92), rgba(255, 255, 255, 0.94)),
        url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
      border: 1px solid rgba(226, 232, 240, 0.85);
      box-shadow: var(--shadow);
      padding: 28px;
      overflow: hidden;
    }

    .notice-panel::after {
      content: "";
      position: absolute;
      right: -80px;
      bottom: -80px;
      width: 200px;
      height: 200px;
      border-radius: 999px;
      background: rgba(20, 184, 166, 0.16);
      filter: blur(4px);
    }

    .notice-panel h2 {
      font-size: clamp(24px, 2.6vw, 34px);
      line-height: 1.25;
      color: var(--text-strong);
      font-weight: 760;
      position: relative;
      z-index: 1;
    }

    .notice-panel p {
      margin-top: 14px;
      color: var(--muted);
      position: relative;
      z-index: 1;
    }

    .notice-list {
      display: grid;
      gap: 14px;
      margin-top: 24px;
      position: relative;
      z-index: 1;
    }

    .notice-line {
      display: flex;
      gap: 12px;
      align-items: flex-start;
      padding: 14px;
      border-radius: 18px;
      background: rgba(255, 255, 255, 0.72);
      border: 1px solid rgba(226, 232, 240, 0.82);
    }

    .notice-line i {
      width: 24px;
      height: 24px;
      border-radius: 9px;
      background: rgba(20, 184, 166, 0.12);
      color: #0F766E;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-style: normal;
      font-size: 13px;
      flex: 0 0 auto;
    }

    .notice-line strong {
      display: block;
      color: var(--text-strong);
      font-size: 15px;
      line-height: 1.4;
    }

    .notice-line span {
      display: block;
      margin-top: 3px;
      color: var(--muted);
      font-size: 13px;
      line-height: 1.55;
    }

    .process-list {
      display: grid;
      gap: 18px;
    }

    .process-card {
      padding: 22px;
      display: grid;
      grid-template-columns: 72px 1fr;
      gap: 20px;
      align-items: start;
    }

    .step-num {
      width: 64px;
      height: 64px;
      border-radius: 22px;
      background: linear-gradient(135deg, var(--primary), #38BDF8);
      color: #FFFFFF;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-size: 20px;
      font-weight: 800;
      box-shadow: 0 14px 30px rgba(37, 99, 235, 0.2);
    }

    .process-card ul {
      list-style: none;
      margin-top: 14px;
      display: grid;
      gap: 8px;
    }

    .process-card li {
      color: #475569;
      font-size: 14px;
      display: flex;
      align-items: flex-start;
      gap: 8px;
    }

    .process-card li::before {
      content: "";
      width: 6px;
      height: 6px;
      margin-top: 9px;
      border-radius: 50%;
      background: var(--cyan);
      flex: 0 0 auto;
    }

    .faq-zone {
      background: linear-gradient(180deg, #FFFFFF, #F3F7FF);
      border-top: 1px solid rgba(226, 232, 240, 0.75);
      border-bottom: 1px solid rgba(226, 232, 240, 0.75);
    }

    .faq-layout {
      display: grid;
      grid-template-columns: 290px 1fr;
      gap: 32px;
      align-items: start;
    }

    .faq-tabs {
      display: grid;
      gap: 12px;
      position: sticky;
      top: 104px;
    }

    .faq-tab {
      padding: 16px 18px;
      border-radius: 18px;
      border: 1px solid rgba(226, 232, 240, 0.92);
      background: rgba(255, 255, 255, 0.86);
      color: #475569;
      font-weight: 700;
      box-shadow: 0 8px 22px rgba(15, 23, 42, 0.04);
    }

    .faq-tab:hover,
    .faq-tab.active {
      background: var(--primary);
      color: #FFFFFF;
      border-color: var(--primary);
      transform: translateX(4px);
    }

    .faq-groups {
      display: grid;
      gap: 22px;
    }

    .faq-card {
      padding: 24px;
    }

    .accordion {
      margin-top: 18px;
      display: grid;
      gap: 12px;
    }

    details {
      border: 1px solid rgba(226, 232, 240, 0.92);
      border-radius: 18px;
      background: #FFFFFF;
      overflow: hidden;
      transition: border-color var(--ease), box-shadow var(--ease), background var(--ease);
    }

    details:hover {
      border-color: rgba(37, 99, 235, 0.22);
      box-shadow: 0 12px 26px rgba(15, 23, 42, 0.05);
    }

    details[open] {
      background: var(--primary-pale);
      border-color: rgba(37, 99, 235, 0.25);
    }

    summary {
      list-style: none;
      min-height: 56px;
      padding: 16px 18px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      color: var(--text-strong);
      font-weight: 720;
      cursor: pointer;
    }

    summary::-webkit-details-marker {
      display: none;
    }

    .summary-icon {
      width: 28px;
      height: 28px;
      border-radius: 10px;
      background: rgba(37, 99, 235, 0.09);
      color: var(--primary);
      display: inline-flex;
      align-items: center;
      justify-content: center;
      flex: 0 0 auto;
      transition: transform var(--ease), background var(--ease), color var(--ease);
    }

    details[open] .summary-icon {
      transform: rotate(45deg);
      background: var(--primary);
      color: #FFFFFF;
    }

    details p {
      padding: 0 18px 18px;
      color: var(--muted);
      font-size: 15px;
      line-height: 1.75;
    }

    .safety-grid {
      display: grid;
      grid-template-columns: 1.15fr 0.85fr;
      gap: 26px;
      align-items: stretch;
    }

    .safety-main {
      border-radius: 30px;
      overflow: hidden;
      border: 1px solid rgba(226, 232, 240, 0.92);
      background: #FFFFFF;
      box-shadow: var(--shadow);
      display: grid;
      grid-template-columns: 0.95fr 1.05fr;
      min-height: 430px;
    }

    .safety-image {
      position: relative;
      min-height: 360px;
    }

    .safety-image img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }

    .safety-image::after {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(135deg, rgba(37, 99, 235, 0.28), transparent 55%);
    }

    .safety-content {
      padding: 32px;
      display: flex;
      flex-direction: column;
      justify-content: center;
    }

    .check-list {
      list-style: none;
      display: grid;
      gap: 14px;
      margin-top: 22px;
    }

    .check-list li {
      display: flex;
      gap: 12px;
      align-items: flex-start;
      color: #475569;
      font-size: 15px;
    }

    .check-list li::before {
      content: "✓";
      width: 24px;
      height: 24px;
      border-radius: 9px;
      background: var(--cyan-soft);
      color: #0F766E;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-size: 13px;
      font-weight: 800;
      flex: 0 0 auto;
      margin-top: 1px;
    }

    .notice-stack {
      display: grid;
      gap: 18px;
    }

    .notice-card {
      padding: 24px;
      background: #FFFFFF;
    }

    .notice-card.highlight {
      background: linear-gradient(135deg, var(--primary), #38BDF8);
      color: #FFFFFF;
      border-color: transparent;
      box-shadow: 0 22px 50px rgba(37, 99, 235, 0.24);
    }

    .notice-card.highlight h3,
    .notice-card.highlight p {
      color: #FFFFFF;
    }

    .notice-card.highlight p {
      opacity: 0.86;
    }

    .contact-section {
      padding-top: 86px;
      padding-bottom: 102px;
    }

    .contact-wrap {
      display: grid;
      grid-template-columns: 0.92fr 1.08fr;
      gap: 30px;
      align-items: stretch;
    }

    .contact-card {
      padding: 32px;
      background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.94), rgba(243, 247, 255, 0.94)),
        url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
      position: relative;
      overflow: hidden;
    }

    .contact-card::after {
      content: "";
      position: absolute;
      right: -46px;
      top: -46px;
      width: 160px;
      height: 160px;
      border-radius: 50%;
      background: rgba(37, 99, 235, 0.10);
    }

    .contact-card > * {
      position: relative;
      z-index: 1;
    }

    .contact-methods {
      margin-top: 28px;
      display: grid;
      gap: 14px;
    }

    .method {
      display: flex;
      align-items: flex-start;
      gap: 14px;
      padding: 16px;
      border-radius: 18px;
      background: rgba(255, 255, 255, 0.76);
      border: 1px solid rgba(226, 232, 240, 0.82);
    }

    .method b {
      display: block;
      color: var(--text-strong);
      line-height: 1.35;
    }

    .method span {
      display: block;
      margin-top: 4px;
      color: var(--muted);
      font-size: 14px;
      line-height: 1.55;
    }

    .form-panel {
      border-radius: 30px;
      border: 1px solid rgba(226, 232, 240, 0.92);
      background: #FFFFFF;
      box-shadow: var(--shadow);
      padding: 32px;
    }

    .form-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 16px;
      margin-top: 22px;
    }

    .form-field.full {
      grid-column: 1 / -1;
    }

    .form-field label {
      display: block;
      color: var(--text-strong);
      font-size: 14px;
      font-weight: 700;
      margin-bottom: 8px;
    }

    .form-field input,
    .form-field select {
      height: 50px;
      padding: 0 15px;
    }

    .form-field textarea {
      min-height: 118px;
      resize: vertical;
      padding: 13px 15px;
    }

    .form-note {
      margin-top: 14px;
      color: var(--muted);
      font-size: 13px;
    }

    .form-actions {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      margin-top: 22px;
      flex-wrap: wrap;
    }

    .site-footer {
      background: #0F172A;
      color: rgba(255, 255, 255, 0.82);
      padding-top: 64px;
    }

    .footer-main {
      display: grid;
      grid-template-columns: 1.25fr 0.7fr 0.8fr 1fr;
      gap: 36px;
      padding-bottom: 44px;
    }

    .footer-brand p {
      margin-top: 18px;
      max-width: 360px;
      color: rgba(255, 255, 255, 0.64);
      font-size: 14px;
      line-height: 1.8;
    }

    .site-footer .brand {
      color: #FFFFFF;
    }

    .site-footer .brand:hover {
      color: #DBEAFE;
    }

    .footer-col h3 {
      color: #FFFFFF;
      font-size: 16px;
      font-weight: 740;
      margin-bottom: 16px;
    }

    .footer-links {
      display: grid;
      gap: 10px;
    }

    .footer-links a {
      color: rgba(255, 255, 255, 0.66);
      font-size: 14px;
    }

    .footer-links a:hover {
      color: #FFFFFF;
      transform: translateX(3px);
    }

    .footer-info p {
      color: rgba(255, 255, 255, 0.62);
      font-size: 14px;
      margin-bottom: 8px;
    }

    .copyright {
      min-height: 58px;
      border-top: 1px solid rgba(255, 255, 255, 0.12);
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
      color: rgba(255, 255, 255, 0.52);
      font-size: 13px;
    }

    @media (max-width: 1080px) {
      .header-actions .btn {
        display: none;
      }

      .hero-wrap,
      .split-layout,
      .faq-layout,
      .safety-grid,
      .contact-wrap {
        grid-template-columns: 1fr;
      }

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

      .notice-panel,
      .faq-tabs {
        position: relative;
        top: auto;
      }

      .faq-tabs {
        grid-template-columns: repeat(4, 1fr);
      }

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

      .safety-main {
        grid-template-columns: 1fr;
      }

      .safety-image {
        min-height: 260px;
      }

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

    @media (max-width: 860px) {
      .header-inner {
        min-height: 68px;
      }

      .menu-toggle {
        display: inline-flex;
      }

      .main-nav {
        position: absolute;
        left: 20px;
        right: 20px;
        top: calc(100% + 10px);
        display: none;
        grid-template-columns: 1fr;
        gap: 6px;
        border-radius: 22px;
        padding: 12px;
        background: rgba(255, 255, 255, 0.98);
        box-shadow: var(--shadow);
        border-color: rgba(226, 232, 240, 0.96);
      }

      .main-nav.open {
        display: grid;
      }

      .main-nav a {
        padding: 13px 14px;
        border-radius: 14px;
      }

      .main-nav a.active::after {
        left: 8px;
        bottom: 50%;
        width: 3px;
        height: 20px;
        transform: translateY(50%);
      }

      .hero {
        padding-top: 48px;
      }

      .support-search {
        align-items: stretch;
      }

      .support-search .btn {
        display: none;
      }

      .floating-ticket,
      .mini-status {
        position: relative;
        left: auto;
        right: auto;
        bottom: auto;
        top: auto;
        width: auto;
        margin-top: 16px;
      }

      .cover-card img {
        height: 330px;
      }

      .visual-caption {
        grid-template-columns: 1fr;
      }

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

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

      .step-num {
        width: 56px;
        height: 56px;
        border-radius: 18px;
      }
    }

    @media (max-width: 640px) {
      .container {
        width: min(100% - 32px, var(--container));
      }

      .section {
        padding: 62px 0;
      }

      .section-tight {
        padding: 52px 0;
      }

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

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

      .hero h1 {
        font-size: 32px;
      }

      .hero .lead {
        font-size: 16px;
      }

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

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

      .support-search {
        padding: 10px;
        border-radius: 18px;
      }

      .search-icon {
        width: 40px;
        height: 40px;
      }

      .cover-card {
        border-radius: 24px;
      }

      .cover-card img {
        height: 280px;
      }

      .help-grid,
      .form-grid,
      .faq-tabs,
      .footer-main {
        grid-template-columns: 1fr;
      }

      .help-card,
      .faq-card,
      .contact-card,
      .form-panel,
      .notice-panel,
      .notice-card {
        border-radius: 22px;
        padding: 22px;
      }

      .safety-content {
        padding: 24px;
      }

      .copyright {
        flex-direction: column;
        align-items: flex-start;
        padding: 18px 0;
      }
    }

    @media (prefers-reduced-motion: reduce) {
      *,
      *::before,
      *::after {
        transition: none !important;
        scroll-behavior: auto !important;
      }
    }

/* roulang page: category1 */
:root{
      --primary:#2563eb;
      --primary-dark:#1d4ed8;
      --primary-soft:#eaf2ff;
      --primary-softer:#f3f7ff;
      --teal:#14b8a6;
      --sky:#38bdf8;
      --amber:#f59e0b;
      --text:#111827;
      --text-2:#334155;
      --muted:#64748b;
      --line:#e2e8f0;
      --bg:#f8fafc;
      --white:#ffffff;
      --footer:#0f172a;
      --radius-sm:14px;
      --radius:22px;
      --radius-lg:30px;
      --shadow:0 18px 45px rgba(15,23,42,.08);
      --shadow-lg:0 26px 70px rgba(37,99,235,.15);
      --container:1180px;
      --ease:180ms ease-out;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at 8% 4%, rgba(56,189,248,.14), transparent 30%),
        radial-gradient(circle at 85% 10%, rgba(37,99,235,.10), transparent 28%),
        var(--bg);
      line-height:1.75;
      font-size:16px;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input,select,textarea{font:inherit}
    button{border:0;cursor:pointer;background:none}
    ::selection{background:rgba(37,99,235,.18)}
    .container{width:min(100% - 40px,var(--container));margin:0 auto}
    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      background:rgba(255,255,255,.88);
      backdrop-filter:blur(18px);
      border-bottom:1px solid rgba(226,232,240,.86);
    }
    .header-inner{
      min-height:82px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:28px;
    }
    .brand{
      display:inline-flex;
      align-items:center;
      gap:12px;
      min-width:max-content;
      font-weight:750;
      color:var(--text);
    }
    .brand-mark{
      width:42px;
      height:42px;
      border-radius:15px;
      display:grid;
      place-items:center;
      color:#fff;
      font-size:15px;
      letter-spacing:.4px;
      background:linear-gradient(135deg,var(--primary),var(--teal));
      box-shadow:0 12px 24px rgba(37,99,235,.22);
    }
    .brand-text{font-size:18px;letter-spacing:.2px}
    .main-nav{
      display:flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      padding:8px;
      border:1px solid rgba(226,232,240,.76);
      border-radius:999px;
      background:rgba(248,250,252,.74);
    }
    .main-nav a{
      position:relative;
      padding:9px 16px;
      border-radius:999px;
      color:var(--muted);
      font-size:14px;
      font-weight:650;
      transition:color var(--ease),background var(--ease),transform var(--ease);
    }
    .main-nav a:hover{color:var(--primary);background:#fff}
    .main-nav a.active{
      color:var(--primary);
      background:var(--primary-soft);
    }
    .main-nav a.active:after{
      content:"";
      position:absolute;
      left:50%;
      bottom:4px;
      width:6px;
      height:6px;
      border-radius:999px;
      transform:translateX(-50%);
      background:var(--teal);
    }
    .header-actions{display:flex;align-items:center;gap:12px}
    .nav-cta{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      height:42px;
      padding:0 18px;
      border-radius:999px;
      color:#fff;
      background:var(--primary);
      font-size:14px;
      font-weight:700;
      box-shadow:0 14px 28px rgba(37,99,235,.2);
      transition:background var(--ease),transform var(--ease),box-shadow var(--ease);
    }
    .nav-cta:hover{background:var(--primary-dark);transform:translateY(-2px);box-shadow:0 18px 34px rgba(37,99,235,.28)}
    .menu-toggle{
      display:none;
      width:42px;height:42px;border-radius:14px;
      border:1px solid var(--line);
      background:#fff;
      color:var(--text);
      align-items:center;justify-content:center;
    }
    .menu-toggle span,.menu-toggle span:before,.menu-toggle span:after{
      display:block;width:18px;height:2px;border-radius:2px;background:currentColor;content:"";position:relative;
    }
    .menu-toggle span:before{position:absolute;top:-6px}
    .menu-toggle span:after{position:absolute;top:6px}
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-height:48px;
      padding:0 22px;
      border-radius:999px;
      font-weight:750;
      font-size:15px;
      transition:transform var(--ease),box-shadow var(--ease),background var(--ease),border-color var(--ease),color var(--ease);
    }
    .btn-primary{background:var(--primary);color:#fff;box-shadow:0 18px 34px rgba(37,99,235,.22)}
    .btn-primary:hover{background:var(--primary-dark);transform:translateY(-2px);box-shadow:0 22px 42px rgba(37,99,235,.30)}
    .btn-secondary{background:#fff;color:var(--primary);border:1px solid rgba(37,99,235,.22)}
    .btn-secondary:hover{background:var(--primary-soft);border-color:rgba(37,99,235,.36);transform:translateY(-2px)}
    a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
      outline:3px solid rgba(56,189,248,.35);
      outline-offset:3px;
    }
    .badge{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 12px;
      border-radius:999px;
      color:var(--primary);
      background:#fff;
      border:1px solid rgba(37,99,235,.16);
      box-shadow:0 10px 24px rgba(15,23,42,.05);
      font-size:13px;
      font-weight:750;
    }
    .badge:before{
      content:"";
      width:8px;height:8px;border-radius:999px;background:var(--teal);
      box-shadow:0 0 0 5px rgba(20,184,166,.12);
    }
    .section{padding:92px 0}
    .section-tight{padding:66px 0}
    .section-head{max-width:760px;margin-bottom:34px}
    .eyebrow{
      display:inline-block;
      margin-bottom:12px;
      color:var(--primary);
      font-size:14px;
      font-weight:800;
      letter-spacing:.3px;
    }
    h1,h2,h3,p{margin-top:0}
    h1{
      margin-bottom:18px;
      font-size:clamp(34px,5vw,54px);
      line-height:1.14;
      letter-spacing:-1.2px;
      font-weight:780;
    }
    h2{
      margin-bottom:14px;
      font-size:clamp(26px,3.2vw,38px);
      line-height:1.22;
      letter-spacing:-.6px;
      font-weight:760;
    }
    h3{font-size:20px;line-height:1.36;margin-bottom:10px;font-weight:760}
    p{color:var(--muted);margin-bottom:0}
    .hero{
      position:relative;
      padding:58px 0 78px;
      overflow:hidden;
    }
    .hero:before{
      content:"";
      position:absolute;
      inset:0 0 auto 0;
      height:460px;
      background:
        linear-gradient(90deg,rgba(37,99,235,.05) 1px,transparent 1px),
        linear-gradient(rgba(37,99,235,.05) 1px,transparent 1px);
      background-size:38px 38px;
      mask-image:linear-gradient(to bottom,#000,transparent);
      pointer-events:none;
    }
    .breadcrumb{
      position:relative;
      z-index:1;
      display:flex;
      align-items:center;
      gap:8px;
      margin-bottom:26px;
      color:var(--muted);
      font-size:14px;
    }
    .breadcrumb a{color:var(--primary);font-weight:700}
    .breadcrumb span{color:#94a3b8}
    .hero-grid{
      position:relative;
      z-index:1;
      display:grid;
      grid-template-columns:minmax(0,1.02fr) minmax(360px,.88fr);
      gap:48px;
      align-items:center;
    }
    .hero-copy .lead{
      max-width:700px;
      font-size:18px;
      line-height:1.85;
      color:var(--text-2);
      margin-bottom:28px;
    }
    .hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:28px}
    .hero-tags{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:12px;
      max-width:680px;
    }
    .tag-card{
      padding:14px 16px;
      border-radius:18px;
      background:rgba(255,255,255,.82);
      border:1px solid rgba(226,232,240,.86);
      box-shadow:0 12px 28px rgba(15,23,42,.05);
    }
    .tag-card strong{display:block;color:var(--text);font-size:15px;margin-bottom:2px}
    .tag-card span{color:var(--muted);font-size:13px}
    .hero-visual{
      position:relative;
      min-height:430px;
      border-radius:32px;
      overflow:hidden;
      box-shadow:var(--shadow-lg);
      border:1px solid rgba(226,232,240,.82);
      background:#fff;
    }
    .hero-visual img{
      width:100%;
      height:430px;
      object-fit:cover;
      filter:saturate(1.02);
    }
    .hero-visual:after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg,rgba(15,23,42,.08),rgba(15,23,42,.28));
    }
    .floating-panel{
      position:absolute;
      z-index:2;
      left:22px;
      right:22px;
      bottom:22px;
      padding:18px;
      border-radius:24px;
      background:rgba(255,255,255,.9);
      backdrop-filter:blur(14px);
      box-shadow:0 18px 42px rgba(15,23,42,.14);
    }
    .floating-panel h3{font-size:18px;margin-bottom:8px}
    .route-mini{
      display:flex;
      align-items:center;
      gap:8px;
      margin-top:14px;
    }
    .route-dot{width:12px;height:12px;border-radius:50%;background:var(--primary)}
    .route-line{height:2px;flex:1;border-radius:999px;background:linear-gradient(90deg,var(--primary),var(--teal))}
    .route-dot:nth-child(3){background:var(--teal)}
    .route-dot:nth-child(5){background:var(--amber)}
    .intro-grid{
      display:grid;
      grid-template-columns:1.05fr .95fr;
      gap:24px;
      align-items:stretch;
    }
    .intro-card,.side-card,.step-card,.node-card,.faq-item,.form-card{
      background:#fff;
      border:1px solid rgba(226,232,240,.92);
      border-radius:var(--radius);
      box-shadow:var(--shadow);
    }
    .intro-card{padding:30px}
    .intro-card p{font-size:17px;color:var(--text-2)}
    .summary-list{display:grid;gap:14px;margin:22px 0 0;padding:0;list-style:none}
    .summary-list li{
      display:flex;
      gap:12px;
      align-items:flex-start;
      color:var(--text-2);
    }
    .check{
      flex:0 0 auto;
      width:22px;height:22px;border-radius:50%;
      display:grid;place-items:center;
      background:var(--primary-soft);
      color:var(--primary);
      font-weight:900;
      font-size:13px;
      margin-top:3px;
    }
    .side-card{
      position:relative;
      overflow:hidden;
      padding:0;
    }
    .side-card img{width:100%;height:100%;min-height:310px;object-fit:cover}
    .side-overlay{
      position:absolute;
      inset:auto 18px 18px 18px;
      padding:18px;
      border-radius:22px;
      background:rgba(255,255,255,.9);
      backdrop-filter:blur(12px);
    }
    .timeline-wrap{
      position:relative;
      display:grid;
      gap:22px;
      margin-top:38px;
    }
    .timeline-wrap:before{
      content:"";
      position:absolute;
      left:31px;
      top:26px;
      bottom:26px;
      width:2px;
      background:linear-gradient(var(--primary-soft),rgba(20,184,166,.62),var(--primary-soft));
    }
    .step-card{
      position:relative;
      display:grid;
      grid-template-columns:64px minmax(0,1fr) auto;
      gap:20px;
      align-items:start;
      padding:24px;
      transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
    }
    .step-card:hover{
      transform:translateY(-4px);
      box-shadow:0 24px 56px rgba(15,23,42,.11);
      border-color:rgba(37,99,235,.25);
    }
    .step-index{
      position:relative;
      z-index:1;
      width:64px;height:64px;border-radius:22px;
      display:grid;place-items:center;
      color:#fff;
      font-weight:800;
      background:linear-gradient(135deg,var(--primary),var(--teal));
      box-shadow:0 12px 24px rgba(37,99,235,.22);
    }
    .step-meta{
      display:inline-flex;
      align-items:center;
      padding:5px 10px;
      border-radius:999px;
      background:var(--primary-softer);
      color:var(--primary);
      font-size:13px;
      font-weight:750;
      margin-bottom:8px;
    }
    .status{
      align-self:center;
      white-space:nowrap;
      padding:7px 11px;
      border-radius:999px;
      color:#0f766e;
      background:rgba(20,184,166,.1);
      font-size:13px;
      font-weight:750;
    }
    .node-layout{
      display:grid;
      grid-template-columns:.9fr 1.1fr;
      gap:28px;
      align-items:center;
    }
    .map-card{
      position:relative;
      min-height:430px;
      border-radius:30px;
      overflow:hidden;
      border:1px solid rgba(226,232,240,.92);
      box-shadow:var(--shadow-lg);
      background:#fff;
    }
    .map-card img{width:100%;height:430px;object-fit:cover}
    .map-card:after{
      content:"";
      position:absolute;
      inset:0;
      background:
        radial-gradient(circle at 25% 25%, rgba(255,255,255,.82), transparent 24%),
        linear-gradient(180deg,rgba(37,99,235,.05),rgba(15,23,42,.2));
    }
    .map-pin{
      position:absolute;
      z-index:2;
      display:flex;
      align-items:center;
      gap:8px;
      padding:8px 12px;
      border-radius:999px;
      color:var(--primary);
      background:rgba(255,255,255,.9);
      border:1px solid rgba(37,99,235,.18);
      font-size:13px;
      font-weight:750;
      box-shadow:0 12px 28px rgba(15,23,42,.1);
    }
    .pin-a{left:10%;top:20%}.pin-b{right:12%;top:42%}.pin-c{left:22%;bottom:18%}
    .node-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
    .node-card{
      padding:22px;
      transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
    }
    .node-card:hover{transform:translateY(-4px);box-shadow:0 24px 50px rgba(15,23,42,.10);border-color:rgba(37,99,235,.25)}
    .node-icon{
      width:42px;height:42px;border-radius:16px;
      display:grid;place-items:center;
      margin-bottom:14px;
      color:var(--primary);
      background:var(--primary-soft);
      font-weight:900;
    }
    .quick-section{
      background:linear-gradient(135deg,#fff,var(--primary-softer));
      border-top:1px solid rgba(226,232,240,.86);
      border-bottom:1px solid rgba(226,232,240,.86);
    }
    .quick-grid{
      display:grid;
      grid-template-columns:1fr 1fr 1fr;
      gap:18px;
    }
    .quick-card{
      padding:24px;
      border-radius:24px;
      background:rgba(255,255,255,.82);
      border:1px solid rgba(226,232,240,.88);
      box-shadow:0 14px 34px rgba(15,23,42,.06);
      transition:transform var(--ease),box-shadow var(--ease);
    }
    .quick-card:hover{transform:translateY(-4px);box-shadow:0 22px 46px rgba(15,23,42,.1)}
    .quick-card a{
      display:inline-flex;
      align-items:center;
      gap:8px;
      margin-top:14px;
      color:var(--primary);
      font-weight:800;
    }
    .cta-band{
      display:grid;
      grid-template-columns:1fr .72fr;
      gap:28px;
      align-items:center;
      padding:34px;
      border-radius:32px;
      background:
        radial-gradient(circle at 8% 15%,rgba(56,189,248,.2),transparent 28%),
        linear-gradient(135deg,#fff,#eef6ff);
      border:1px solid rgba(226,232,240,.92);
      box-shadow:var(--shadow-lg);
    }
    .form-card{padding:24px;box-shadow:none}
    .form-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
    .field{display:flex;flex-direction:column;gap:7px}
    .field.full{grid-column:1/-1}
    .field label{font-size:13px;font-weight:750;color:var(--text-2)}
    .field input,.field select,.field textarea{
      width:100%;
      border:1px solid var(--line);
      border-radius:15px;
      min-height:48px;
      padding:0 14px;
      color:var(--text);
      background:#fff;
      transition:border-color var(--ease),box-shadow var(--ease);
    }
    .field textarea{min-height:88px;padding-top:12px;resize:vertical}
    .field input:focus,.field select:focus,.field textarea:focus{
      border-color:rgba(37,99,235,.58);
      box-shadow:0 0 0 4px rgba(37,99,235,.10);
      outline:none;
    }
    .faq-list{display:grid;gap:14px;margin-top:28px}
    .faq-item{overflow:hidden}
    .faq-question{
      width:100%;
      min-height:58px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
      padding:18px 22px;
      color:var(--text);
      text-align:left;
      font-weight:760;
    }
    .faq-question:hover{background:var(--primary-softer)}
    .faq-question .q-left{display:flex;align-items:center;gap:12px}
    .faq-num{
      width:28px;height:28px;border-radius:999px;
      display:grid;place-items:center;
      background:var(--primary-soft);
      color:var(--primary);
      font-size:13px;
      flex:0 0 auto;
    }
    .faq-icon{width:24px;height:24px;border-radius:999px;display:grid;place-items:center;color:var(--primary);background:#fff;border:1px solid var(--line);transition:transform var(--ease)}
    .faq-answer{
      display:none;
      padding:0 22px 20px 62px;
      color:var(--muted);
    }
    .faq-item.open{background:var(--primary-softer)}
    .faq-item.open .faq-answer{display:block}
    .faq-item.open .faq-icon{transform:rotate(45deg)}
    .site-footer{
      background:var(--footer);
      color:#e5e7eb;
      padding:62px 0 0;
    }
    .footer-main{
      display:grid;
      grid-template-columns:1.4fr .75fr .85fr 1.1fr;
      gap:34px;
      padding-bottom:42px;
    }
    .site-footer .brand{color:#fff;margin-bottom:16px}
    .site-footer .brand-mark{box-shadow:none}
    .footer-brand p,.footer-info p{color:#94a3b8;font-size:14px;line-height:1.8}
    .footer-col h3{color:#fff;font-size:16px;margin-bottom:14px}
    .footer-links{display:grid;gap:10px}
    .footer-links a{
      color:#cbd5e1;
      font-size:14px;
      transition:color var(--ease),transform var(--ease);
    }
    .footer-links a:hover{color:#fff;transform:translateX(3px)}
    .copyright{
      border-top:1px solid rgba(148,163,184,.18);
      min-height:58px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      color:#94a3b8;
      font-size:13px;
      gap:14px;
    }
    @media (prefers-reduced-motion:reduce){
      *,*::before,*::after{scroll-behavior:auto!important;transition:none!important}
    }
    @media (max-width:1024px){
      .header-inner{min-height:72px}
      .menu-toggle{display:inline-flex}
      .main-nav{
        position:absolute;
        left:20px;
        right:20px;
        top:78px;
        display:none;
        flex-direction:column;
        align-items:stretch;
        border-radius:22px;
        padding:12px;
        background:#fff;
        box-shadow:var(--shadow-lg);
      }
      .main-nav.open{display:flex}
      .main-nav a{padding:12px 14px;border-radius:14px}
      .main-nav a.active:after{left:8px;bottom:50%;transform:translateY(50%);width:4px;height:22px}
      .nav-cta{display:none}
      .hero-grid,.intro-grid,.node-layout,.cta-band{grid-template-columns:1fr}
      .hero-visual,.hero-visual img{min-height:360px;height:360px}
      .quick-grid{grid-template-columns:1fr}
      .footer-main{grid-template-columns:1fr 1fr}
    }
    @media (max-width:768px){
      .container{width:min(100% - 32px,var(--container))}
      .section{padding:64px 0}
      .section-tight{padding:50px 0}
      .hero{padding:36px 0 58px}
      .hero-tags{grid-template-columns:1fr}
      .step-card{grid-template-columns:52px 1fr;gap:16px}
      .step-index{width:52px;height:52px;border-radius:18px}
      .status{grid-column:2;justify-self:start}
      .timeline-wrap:before{left:25px}
      .node-grid{grid-template-columns:1fr}
      .form-grid{grid-template-columns:1fr}
      .cta-band{padding:24px;border-radius:26px}
      .footer-main{grid-template-columns:1fr}
      .copyright{flex-direction:column;align-items:flex-start;padding:18px 0}
    }
    @media (max-width:520px){
      .brand-text{font-size:16px}
      .brand-mark{width:38px;height:38px;border-radius:13px}
      .hero-actions .btn{width:100%}
      .hero-visual,.hero-visual img{height:310px;min-height:310px}
      .floating-panel{left:14px;right:14px;bottom:14px;padding:15px}
      .breadcrumb{flex-wrap:wrap}
      .faq-answer{padding-left:22px}
    }

/* roulang page: category2 */
:root {
      --primary: #2563eb;
      --primary-dark: #1d4ed8;
      --primary-soft: #eaf2ff;
      --primary-light: #f3f7ff;
      --cyan: #14b8a6;
      --sky: #38bdf8;
      --amber: #f59e0b;
      --text: #111827;
      --text-soft: #64748b;
      --muted: #94a3b8;
      --border: #e2e8f0;
      --bg: #f8fafc;
      --white: #ffffff;
      --footer: #f1f5f9;
      --shadow-sm: 0 10px 28px rgba(15, 23, 42, 0.06);
      --shadow: 0 18px 45px rgba(15, 23, 42, 0.09);
      --shadow-lg: 0 26px 70px rgba(37, 99, 235, 0.14);
      --radius-sm: 14px;
      --radius: 22px;
      --radius-lg: 30px;
      --container: 1200px;
      --transition: 220ms ease-out;
    }

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

    html {
      scroll-behavior: smooth;
    }

    body {
      font-family: system-ui, -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
      color: var(--text);
      background:
        radial-gradient(circle at 8% 6%, rgba(56, 189, 248, 0.16), transparent 30%),
        radial-gradient(circle at 88% 8%, rgba(37, 99, 235, 0.12), transparent 32%),
        linear-gradient(180deg, #ffffff 0%, #f8fafc 46%, #ffffff 100%);
      line-height: 1.75;
      min-width: 320px;
      overflow-x: hidden;
    }

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

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

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

    button {
      border: 0;
      cursor: pointer;
      background: none;
    }

    input,
    textarea,
    select {
      width: 100%;
      border: 1px solid var(--border);
      border-radius: 16px;
      background: var(--white);
      color: var(--text);
      outline: none;
      transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
    }

    input,
    select {
      height: 50px;
      padding: 0 16px;
    }

    textarea {
      min-height: 112px;
      padding: 14px 16px;
      resize: vertical;
    }

    input:focus,
    textarea:focus,
    select:focus {
      border-color: rgba(37, 99, 235, 0.75);
      box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.12);
    }

    :focus-visible {
      outline: 3px solid rgba(56, 189, 248, 0.45);
      outline-offset: 3px;
    }

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

    .site-header {
      position: sticky;
      top: 0;
      z-index: 50;
      background: rgba(255, 255, 255, 0.86);
      backdrop-filter: blur(18px);
      border-bottom: 1px solid rgba(226, 232, 240, 0.8);
    }

    .header-inner {
      min-height: 82px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 28px;
    }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      font-weight: 750;
      letter-spacing: -0.02em;
      color: var(--text);
      white-space: nowrap;
    }

    .brand-mark {
      width: 42px;
      height: 42px;
      border-radius: 15px;
      display: inline-grid;
      place-items: center;
      color: #ffffff;
      font-weight: 800;
      background: linear-gradient(135deg, var(--primary), var(--cyan));
      box-shadow: 0 12px 26px rgba(37, 99, 235, 0.24);
    }

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

    .nav-wrap {
      display: flex;
      align-items: center;
      gap: 22px;
      margin-left: auto;
    }

    .main-nav {
      display: flex;
      align-items: center;
      gap: 6px;
      padding: 6px;
      border: 1px solid rgba(226, 232, 240, 0.8);
      border-radius: 999px;
      background: rgba(248, 250, 252, 0.75);
    }

    .main-nav a {
      position: relative;
      display: inline-flex;
      align-items: center;
      min-height: 38px;
      padding: 0 15px;
      border-radius: 999px;
      color: #475569;
      font-size: 14px;
      font-weight: 650;
    }

    .main-nav a:hover {
      color: var(--primary);
      background: #ffffff;
      box-shadow: var(--shadow-sm);
    }

    .main-nav a.active {
      color: var(--primary);
      background: var(--primary-soft);
    }

    .main-nav a.active::after {
      content: "";
      position: absolute;
      left: 50%;
      bottom: 5px;
      width: 18px;
      height: 2px;
      border-radius: 999px;
      background: var(--primary);
      transform: translateX(-50%);
    }

    .header-cta {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      height: 42px;
      padding: 0 18px;
      border-radius: 999px;
      color: #ffffff;
      font-size: 14px;
      font-weight: 700;
      background: var(--primary);
      box-shadow: 0 12px 28px rgba(37, 99, 235, 0.22);
    }

    .header-cta:hover {
      background: var(--primary-dark);
      transform: translateY(-2px);
      box-shadow: 0 16px 34px rgba(37, 99, 235, 0.28);
    }

    .menu-toggle {
      display: none;
      width: 44px;
      height: 44px;
      border-radius: 14px;
      border: 1px solid var(--border);
      background: var(--white);
      color: var(--text);
      align-items: center;
      justify-content: center;
    }

    .menu-toggle span,
    .menu-toggle span::before,
    .menu-toggle span::after {
      display: block;
      width: 18px;
      height: 2px;
      border-radius: 999px;
      background: currentColor;
      transition: transform var(--transition), opacity var(--transition);
    }

    .menu-toggle span::before,
    .menu-toggle span::after {
      content: "";
      position: relative;
    }

    .menu-toggle span::before {
      top: -7px;
    }

    .menu-toggle span::after {
      top: 5px;
    }

    .menu-toggle.is-open span {
      transform: rotate(45deg);
    }

    .menu-toggle.is-open span::before {
      transform: translateY(7px) rotate(90deg);
    }

    .menu-toggle.is-open span::after {
      opacity: 0;
    }

    main {
      overflow: hidden;
    }

    .section {
      padding: 92px 0;
      position: relative;
    }

    .section-tight {
      padding: 68px 0;
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      min-height: 30px;
      padding: 0 12px;
      border-radius: 999px;
      color: var(--primary);
      font-size: 13px;
      font-weight: 750;
      background: var(--primary-soft);
      border: 1px solid rgba(37, 99, 235, 0.12);
    }

    .eyebrow::before {
      content: "";
      width: 7px;
      height: 7px;
      border-radius: 50%;
      background: var(--cyan);
      box-shadow: 0 0 0 4px rgba(20, 184, 166, 0.14);
    }

    .section-head {
      max-width: 760px;
      margin-bottom: 34px;
    }

    .section-head.center {
      margin-left: auto;
      margin-right: auto;
      text-align: center;
    }

    h1,
    h2,
    h3 {
      line-height: 1.18;
      letter-spacing: -0.03em;
      color: var(--text);
    }

    h1 {
      margin-top: 18px;
      font-size: clamp(34px, 5vw, 56px);
      font-weight: 780;
      max-width: 720px;
    }

    h2 {
      margin-top: 14px;
      font-size: clamp(26px, 3.1vw, 38px);
      font-weight: 760;
    }

    h3 {
      font-size: 20px;
      font-weight: 730;
    }

    .lead {
      margin-top: 18px;
      color: var(--text-soft);
      font-size: 17px;
      max-width: 680px;
    }

    .btn-row {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: 14px;
      margin-top: 28px;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      min-height: 50px;
      padding: 0 22px;
      border-radius: 999px;
      font-weight: 750;
      font-size: 15px;
      border: 1px solid transparent;
      transition: transform var(--transition), box-shadow var(--transition), background var(--transition), border-color var(--transition), color var(--transition);
    }

    .btn-primary {
      background: var(--primary);
      color: #ffffff;
      box-shadow: 0 16px 36px rgba(37, 99, 235, 0.24);
    }

    .btn-primary:hover {
      background: var(--primary-dark);
      transform: translateY(-3px);
      box-shadow: 0 20px 46px rgba(37, 99, 235, 0.3);
    }

    .btn-secondary {
      background: #ffffff;
      color: var(--primary);
      border-color: rgba(37, 99, 235, 0.2);
    }

    .btn-secondary:hover {
      background: var(--primary-soft);
      border-color: rgba(37, 99, 235, 0.35);
      transform: translateY(-2px);
    }

    .page-hero {
      padding: 78px 0 58px;
    }

    .hero-grid {
      display: grid;
      grid-template-columns: minmax(0, 1.03fr) minmax(360px, 0.8fr);
      gap: 54px;
      align-items: center;
    }

    .breadcrumb {
      display: flex;
      align-items: center;
      flex-wrap: wrap;
      gap: 8px;
      margin-bottom: 20px;
      color: var(--text-soft);
      font-size: 14px;
    }

    .breadcrumb a {
      color: var(--primary);
      font-weight: 650;
    }

    .breadcrumb a:hover {
      color: var(--primary-dark);
      text-decoration: underline;
      text-underline-offset: 4px;
    }

    .hero-card {
      position: relative;
      padding: 16px;
      border-radius: var(--radius-lg);
      background: rgba(255, 255, 255, 0.74);
      border: 1px solid rgba(226, 232, 240, 0.95);
      box-shadow: var(--shadow-lg);
    }

    .hero-image {
      height: 420px;
      border-radius: 24px;
      overflow: hidden;
      position: relative;
      background: var(--primary-soft);
    }

    .hero-image img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }

    .hero-image::after {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(180deg, rgba(15, 23, 42, 0.02), rgba(15, 23, 42, 0.36));
    }

    .float-note {
      position: absolute;
      left: 32px;
      bottom: 34px;
      right: 32px;
      z-index: 2;
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 14px;
      align-items: center;
      padding: 16px;
      border-radius: 20px;
      background: rgba(255, 255, 255, 0.9);
      backdrop-filter: blur(14px);
      box-shadow: var(--shadow-sm);
    }

    .float-note strong {
      display: block;
      font-size: 16px;
      color: var(--text);
    }

    .float-note span {
      color: var(--text-soft);
      font-size: 13px;
    }

    .note-badge {
      display: inline-flex;
      align-items: center;
      height: 30px;
      padding: 0 10px;
      border-radius: 999px;
      color: #047857;
      background: rgba(20, 184, 166, 0.12);
      font-size: 12px;
      font-weight: 750;
      white-space: nowrap;
    }

    .hero-tags {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 14px;
      margin-top: 28px;
    }

    .hero-tag {
      padding: 16px;
      border-radius: 18px;
      background: #ffffff;
      border: 1px solid rgba(226, 232, 240, 0.9);
      box-shadow: var(--shadow-sm);
    }

    .hero-tag b {
      display: block;
      color: var(--text);
      font-size: 15px;
    }

    .hero-tag span {
      display: block;
      margin-top: 4px;
      color: var(--text-soft);
      font-size: 13px;
    }

    .wide-feature {
      display: grid;
      grid-template-columns: 0.95fr 1.05fr;
      gap: 28px;
      align-items: stretch;
      padding: 18px;
      border-radius: var(--radius-lg);
      background: #ffffff;
      border: 1px solid rgba(226, 232, 240, 0.95);
      box-shadow: var(--shadow);
    }

    .wide-feature-img {
      min-height: 360px;
      border-radius: 24px;
      overflow: hidden;
      background: var(--primary-light);
    }

    .wide-feature-img img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }

    .wide-feature-body {
      padding: 34px 30px;
      display: flex;
      flex-direction: column;
      justify-content: center;
    }

    .label-row {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin: 20px 0 26px;
    }

    .tag {
      display: inline-flex;
      align-items: center;
      min-height: 30px;
      padding: 0 11px;
      border-radius: 999px;
      color: #0f766e;
      font-size: 13px;
      font-weight: 700;
      background: rgba(20, 184, 166, 0.1);
      border: 1px solid rgba(20, 184, 166, 0.16);
    }

    .tag.blue {
      color: var(--primary);
      background: var(--primary-soft);
      border-color: rgba(37, 99, 235, 0.14);
    }

    .feature-list {
      display: grid;
      gap: 14px;
      margin-top: 8px;
    }

    .feature-list li {
      list-style: none;
      display: flex;
      gap: 12px;
      color: var(--text-soft);
    }

    .feature-list li::before {
      content: "✓";
      flex: 0 0 24px;
      width: 24px;
      height: 24px;
      border-radius: 50%;
      display: inline-grid;
      place-items: center;
      color: #ffffff;
      background: var(--primary);
      font-size: 13px;
      font-weight: 800;
      margin-top: 2px;
    }

    .matrix {
      display: grid;
      grid-template-columns: repeat(4, minmax(0, 1fr));
      gap: 22px;
      align-items: stretch;
    }

    .feature-card {
      position: relative;
      min-height: 230px;
      padding: 24px;
      border-radius: var(--radius);
      background: #ffffff;
      border: 1px solid rgba(226, 232, 240, 0.95);
      box-shadow: var(--shadow-sm);
      overflow: hidden;
      transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
    }

    .feature-card:hover {
      transform: translateY(-5px);
      border-color: rgba(37, 99, 235, 0.34);
      box-shadow: var(--shadow);
    }

    .feature-card.large {
      grid-column: span 2;
      min-height: 270px;
      background:
        linear-gradient(135deg, rgba(234, 242, 255, 0.95), rgba(255, 255, 255, 0.96)),
        url("/assets/images/coverpic/cover-3.webp") center/cover no-repeat;
    }

    .icon {
      width: 46px;
      height: 46px;
      border-radius: 16px;
      display: inline-grid;
      place-items: center;
      color: var(--primary);
      background: var(--primary-soft);
      border: 1px solid rgba(37, 99, 235, 0.12);
      margin-bottom: 18px;
    }

    .icon svg {
      width: 22px;
      height: 22px;
    }

    .feature-card h3 {
      margin-bottom: 10px;
    }

    .feature-card p {
      color: var(--text-soft);
      font-size: 15px;
    }

    .mini-link {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      margin-top: 18px;
      color: var(--primary);
      font-weight: 750;
      font-size: 14px;
    }

    .mini-link:hover {
      gap: 10px;
      color: var(--primary-dark);
    }

    .showcase {
      display: grid;
      grid-template-columns: 0.82fr 1.18fr;
      gap: 28px;
      align-items: start;
    }

    .route-panel {
      position: sticky;
      top: 110px;
      padding: 28px;
      border-radius: var(--radius-lg);
      background: linear-gradient(180deg, #ffffff, #f3f7ff);
      border: 1px solid rgba(226, 232, 240, 0.95);
      box-shadow: var(--shadow-sm);
    }

    .progress-track {
      margin-top: 24px;
      height: 10px;
      border-radius: 999px;
      background: #dbeafe;
      overflow: hidden;
    }

    .progress-track span {
      display: block;
      width: 72%;
      height: 100%;
      border-radius: inherit;
      background: linear-gradient(90deg, var(--primary), var(--cyan));
    }

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

    .route-meta div {
      padding: 14px;
      border-radius: 16px;
      background: #ffffff;
      border: 1px solid rgba(226, 232, 240, 0.85);
    }

    .route-meta b {
      display: block;
      color: var(--text);
      font-size: 18px;
    }

    .route-meta span {
      color: var(--text-soft);
      font-size: 13px;
    }

    .check-cards {
      display: grid;
      gap: 16px;
    }

    .check-card {
      display: grid;
      grid-template-columns: auto 1fr auto;
      align-items: center;
      gap: 16px;
      padding: 20px;
      border-radius: 22px;
      background: #ffffff;
      border: 1px solid rgba(226, 232, 240, 0.95);
      box-shadow: var(--shadow-sm);
      transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
    }

    .check-card:hover {
      transform: translateX(4px);
      border-color: rgba(20, 184, 166, 0.32);
      box-shadow: var(--shadow);
    }

    .step-num {
      width: 42px;
      height: 42px;
      border-radius: 16px;
      display: inline-grid;
      place-items: center;
      color: var(--primary);
      background: var(--primary-soft);
      font-weight: 800;
    }

    .check-card p {
      color: var(--text-soft);
      font-size: 15px;
      margin-top: 4px;
    }

    .state {
      display: inline-flex;
      align-items: center;
      min-height: 28px;
      padding: 0 10px;
      border-radius: 999px;
      color: #0369a1;
      background: rgba(56, 189, 248, 0.12);
      font-size: 12px;
      font-weight: 750;
      white-space: nowrap;
    }

    .compare-wrap {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 24px;
      align-items: stretch;
    }

    .compare-card {
      padding: 30px;
      border-radius: var(--radius-lg);
      background: #ffffff;
      border: 1px solid rgba(226, 232, 240, 0.95);
      box-shadow: var(--shadow-sm);
    }

    .compare-card.highlight {
      background: linear-gradient(180deg, var(--primary-light), #ffffff);
      border-color: rgba(37, 99, 235, 0.24);
      box-shadow: var(--shadow);
    }

    .compare-card h3 {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
    }

    .compare-card .tag {
      font-size: 12px;
      min-height: 26px;
    }

    .compare-card ul {
      display: grid;
      gap: 12px;
      margin-top: 22px;
    }

    .compare-card li {
      list-style: none;
      display: flex;
      align-items: flex-start;
      gap: 10px;
      color: var(--text-soft);
    }

    .compare-card li::before {
      content: "";
      width: 8px;
      height: 8px;
      flex: 0 0 8px;
      border-radius: 50%;
      margin-top: 10px;
      background: var(--cyan);
    }

    .cta-band {
      border-radius: 34px;
      padding: 48px;
      background:
        radial-gradient(circle at 12% 15%, rgba(56, 189, 248, 0.25), transparent 32%),
        linear-gradient(135deg, #eef6ff, #ffffff);
      border: 1px solid rgba(226, 232, 240, 0.95);
      box-shadow: var(--shadow);
      display: grid;
      grid-template-columns: 0.95fr 1.05fr;
      gap: 34px;
      align-items: center;
    }

    .form-card {
      padding: 24px;
      border-radius: 26px;
      background: rgba(255, 255, 255, 0.9);
      border: 1px solid rgba(226, 232, 240, 0.95);
      box-shadow: var(--shadow-sm);
    }

    .form-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 14px;
    }

    .form-grid .full {
      grid-column: 1 / -1;
    }

    .field label {
      display: block;
      margin-bottom: 7px;
      color: var(--text);
      font-size: 13px;
      font-weight: 700;
    }

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

    .faq-grid {
      display: grid;
      grid-template-columns: 0.82fr 1.18fr;
      gap: 34px;
      align-items: start;
    }

    .faq-aside {
      padding: 28px;
      border-radius: var(--radius-lg);
      background: #ffffff;
      border: 1px solid rgba(226, 232, 240, 0.95);
      box-shadow: var(--shadow-sm);
    }

    .faq-aside img {
      width: 100%;
      height: 210px;
      object-fit: cover;
      border-radius: 22px;
      margin-top: 20px;
    }

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

    .faq-item {
      border-radius: 20px;
      border: 1px solid rgba(226, 232, 240, 0.95);
      background: #ffffff;
      box-shadow: var(--shadow-sm);
      overflow: hidden;
    }

    .faq-question {
      width: 100%;
      min-height: 58px;
      padding: 18px 20px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      color: var(--text);
      text-align: left;
      font-weight: 750;
    }

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

    .faq-icon {
      width: 28px;
      height: 28px;
      border-radius: 50%;
      display: inline-grid;
      place-items: center;
      color: var(--primary);
      background: var(--primary-soft);
      flex: 0 0 28px;
      transition: transform var(--transition);
    }

    .faq-answer {
      display: none;
      padding: 0 20px 18px;
      color: var(--text-soft);
      font-size: 15px;
    }

    .faq-item.is-open {
      background: linear-gradient(180deg, #ffffff, var(--primary-light));
      border-color: rgba(37, 99, 235, 0.2);
    }

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

    .faq-item.is-open .faq-icon {
      transform: rotate(45deg);
    }

    .site-footer {
      margin-top: 40px;
      background: var(--footer);
      border-top: 1px solid rgba(226, 232, 240, 0.95);
      color: #334155;
    }

    .footer-main {
      display: grid;
      grid-template-columns: 1.4fr 0.75fr 0.9fr 1.1fr;
      gap: 34px;
      padding: 58px 0 38px;
    }

    .footer-brand p,
    .footer-info p {
      margin-top: 14px;
      color: #64748b;
      font-size: 14px;
      line-height: 1.8;
    }

    .footer-col h3 {
      margin-bottom: 16px;
      font-size: 16px;
    }

    .footer-links {
      display: grid;
      gap: 10px;
    }

    .footer-links a {
      color: #64748b;
      font-size: 14px;
    }

    .footer-links a:hover {
      color: var(--primary);
      transform: translateX(3px);
    }

    .copyright {
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 16px;
      padding: 20px 0;
      border-top: 1px solid rgba(203, 213, 225, 0.85);
      color: #64748b;
      font-size: 13px;
    }

    @media (max-width: 1024px) {
      .header-inner {
        min-height: 72px;
      }

      .menu-toggle {
        display: inline-flex;
      }

      .nav-wrap {
        position: absolute;
        left: 20px;
        right: 20px;
        top: calc(100% + 10px);
        display: none;
        flex-direction: column;
        align-items: stretch;
        gap: 14px;
        padding: 16px;
        border-radius: 24px;
        background: rgba(255, 255, 255, 0.96);
        border: 1px solid rgba(226, 232, 240, 0.95);
        box-shadow: var(--shadow);
      }

      .nav-wrap.is-open {
        display: flex;
      }

      .main-nav {
        width: 100%;
        flex-direction: column;
        align-items: stretch;
        border-radius: 18px;
        background: transparent;
        border: 0;
        padding: 0;
      }

      .main-nav a {
        border-radius: 14px;
        padding: 0 14px;
      }

      .main-nav a.active::after {
        left: 6px;
        top: 50%;
        bottom: auto;
        width: 4px;
        height: 18px;
        transform: translateY(-50%);
      }

      .header-cta {
        width: 100%;
      }

      .hero-grid,
      .wide-feature,
      .showcase,
      .compare-wrap,
      .cta-band,
      .faq-grid {
        grid-template-columns: 1fr;
      }

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

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

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

    @media (max-width: 768px) {
      .container {
        width: min(100% - 32px, var(--container));
      }

      .section {
        padding: 64px 0;
      }

      .page-hero {
        padding: 48px 0 34px;
      }

      .hero-image {
        height: 320px;
      }

      .hero-tags,
      .route-meta,
      .form-grid {
        grid-template-columns: 1fr;
      }

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

      .feature-card.large {
        grid-column: auto;
      }

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

      .check-card .state {
        grid-column: 2;
        justify-self: start;
      }

      .wide-feature-body,
      .compare-card,
      .route-panel,
      .faq-aside {
        padding: 24px;
      }

      .cta-band {
        padding: 28px;
        border-radius: 26px;
      }

      .footer-main {
        grid-template-columns: 1fr;
        padding: 44px 0 28px;
      }

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

    @media (max-width: 520px) {
      .brand-text {
        font-size: 16px;
      }

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

      .btn-row {
        align-items: stretch;
      }

      .btn {
        width: 100%;
      }

      .float-note {
        position: relative;
        left: auto;
        right: auto;
        bottom: auto;
        margin: -72px 14px 14px;
        grid-template-columns: 1fr;
      }

      .hero-card {
        padding-bottom: 1px;
      }

      .hero-image {
        height: 290px;
      }
    }

    @media (prefers-reduced-motion: reduce) {
      *,
      *::before,
      *::after {
        scroll-behavior: auto !important;
        transition-duration: 0.01ms !important;
        animation-duration: 0.01ms !important;
      }
    }