/* roulang page: index */
:root {
      --color-primary: #103b3a;
      --color-primary-2: #0e4a43;
      --color-primary-3: #123c36;
      --color-accent: #c8913a;
      --color-accent-2: #d6a24a;
      --color-bg: #f6f3ec;
      --color-bg-soft: #eef3ef;
      --color-surface: #fffdf8;
      --color-surface-2: #f9f6ef;
      --color-title: #18211f;
      --color-text: #46524f;
      --color-muted: #7b8582;
      --color-border: rgba(16, 59, 58, 0.12);
      --shadow-soft: 0 16px 40px rgba(20, 45, 40, 0.08);
      --shadow-hover: 0 22px 52px rgba(20, 45, 40, 0.13);
      --radius-xl: 28px;
      --radius-lg: 22px;
      --radius-md: 16px;
      --radius-sm: 12px;
      --container: 1200px;
      --section: 88px;
      --nav-height: 78px;
      --ease: 180ms ease;
    }

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

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

    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", Arial, sans-serif;
      color: var(--color-text);
      background:
        radial-gradient(circle at 8% 8%, rgba(200, 145, 58, 0.08), transparent 28%),
        radial-gradient(circle at 90% 5%, rgba(16, 59, 58, 0.10), transparent 30%),
        var(--color-bg);
      line-height: 1.78;
      font-size: 16px;
      overflow-x: hidden;
    }

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

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

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

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

    input,
    textarea,
    select {
      width: 100%;
      min-height: 46px;
      border: 1px solid var(--color-border);
      border-radius: 14px;
      background: rgba(255, 253, 248, 0.88);
      color: var(--color-title);
      padding: 12px 14px;
      outline: none;
      transition: border-color var(--ease), box-shadow var(--ease), background var(--ease);
    }

    textarea {
      min-height: 122px;
      resize: vertical;
    }

    input:focus,
    textarea:focus,
    select:focus {
      border-color: rgba(16, 59, 58, 0.55);
      box-shadow: 0 0 0 4px rgba(16, 59, 58, 0.10);
      background: #ffffff;
    }

    ::selection {
      background: rgba(200, 145, 58, 0.28);
      color: var(--color-title);
    }

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

    .site-header {
      position: sticky;
      top: 0;
      z-index: 60;
      background: rgba(250, 248, 242, 0.96);
      border-bottom: 1px solid rgba(16, 59, 58, 0.08);
      box-shadow: 0 8px 26px rgba(20, 45, 40, 0.04);
    }

    .nav-wrap {
      height: var(--nav-height);
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 22px;
    }

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

    .brand-mark {
      width: 44px;
      height: 44px;
      border-radius: 15px;
      display: grid;
      place-items: center;
      background:
        linear-gradient(135deg, rgba(16, 59, 58, 0.96), rgba(14, 74, 67, 0.92)),
        radial-gradient(circle at 30% 20%, rgba(214, 162, 74, 0.7), transparent 45%);
      color: #fff7e8;
      font-weight: 800;
      letter-spacing: -0.04em;
      box-shadow: 0 10px 24px rgba(16, 59, 58, 0.18);
      flex: 0 0 auto;
    }

    .brand-text {
      display: flex;
      flex-direction: column;
      min-width: 0;
    }

    .brand-name {
      color: var(--color-title);
      font-weight: 800;
      line-height: 1.2;
      font-size: 17px;
      white-space: nowrap;
    }

    .brand-sub {
      color: var(--color-muted);
      font-size: 12px;
      line-height: 1.35;
      margin-top: 2px;
    }

    .site-nav {
      display: flex;
      align-items: center;
      gap: 10px;
    }

    .site-nav a {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 42px;
      padding: 0 16px;
      border-radius: 999px;
      color: var(--color-text);
      font-weight: 600;
      font-size: 15px;
      border: 1px solid transparent;
    }

    .site-nav a:hover {
      color: var(--color-primary);
      background: rgba(16, 59, 58, 0.06);
    }

    .site-nav a.active {
      color: #fff9ec;
      background: var(--color-primary);
      box-shadow: 0 12px 26px rgba(16, 59, 58, 0.16);
    }

    .nav-action {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 42px;
      padding: 0 18px;
      border-radius: 999px;
      background: rgba(200, 145, 58, 0.14);
      color: #704c17;
      border: 1px solid rgba(200, 145, 58, 0.26);
      font-weight: 700;
      white-space: nowrap;
    }

    .nav-action:hover {
      background: var(--color-accent);
      color: #fffaf0;
      transform: translateY(-1px);
      box-shadow: 0 12px 24px rgba(200, 145, 58, 0.18);
    }

    .menu-toggle {
      display: none;
      width: 44px;
      height: 44px;
      border-radius: 14px;
      border: 1px solid var(--color-border);
      background: rgba(255, 253, 248, 0.82);
      color: var(--color-primary);
      align-items: center;
      justify-content: center;
    }

    .menu-toggle span,
    .menu-toggle span::before,
    .menu-toggle span::after {
      content: "";
      display: block;
      width: 20px;
      height: 2px;
      border-radius: 99px;
      background: currentColor;
      transition: transform var(--ease), opacity var(--ease);
    }

    .menu-toggle span::before {
      transform: translateY(-7px);
    }

    .menu-toggle span::after {
      transform: translateY(5px);
    }

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

    .menu-toggle.is-open span::before {
      transform: translateY(0) rotate(90deg);
    }

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

    .hero {
      position: relative;
      padding: 76px 0 36px;
      overflow: hidden;
    }

    .hero::before {
      content: "";
      position: absolute;
      inset: 0;
      background:
        linear-gradient(90deg, rgba(246, 243, 236, 0.98) 0%, rgba(246, 243, 236, 0.88) 46%, rgba(246, 243, 236, 0.40) 100%),
        url("/assets/images/backpic/back-1.webp") center right / cover no-repeat;
      z-index: -2;
    }

    .hero::after {
      content: "";
      position: absolute;
      width: 440px;
      height: 440px;
      right: -140px;
      bottom: -170px;
      border-radius: 50%;
      background: rgba(200, 145, 58, 0.12);
      z-index: -1;
    }

    .hero-grid {
      display: grid;
      grid-template-columns: minmax(0, 1.03fr) minmax(360px, 0.72fr);
      gap: 46px;
      align-items: center;
    }

    .eyebrow-row {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-bottom: 22px;
    }

    .badge {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      min-height: 32px;
      border-radius: 999px;
      padding: 6px 12px;
      background: rgba(255, 253, 248, 0.78);
      border: 1px solid rgba(16, 59, 58, 0.10);
      color: var(--color-primary);
      font-size: 14px;
      font-weight: 700;
      box-shadow: 0 8px 20px rgba(20, 45, 40, 0.05);
    }

    .badge::before {
      content: "";
      width: 7px;
      height: 7px;
      border-radius: 50%;
      background: var(--color-accent);
    }

    h1,
    h2,
    h3 {
      color: var(--color-title);
      line-height: 1.18;
      letter-spacing: -0.02em;
    }

    h1 {
      font-size: clamp(34px, 5vw, 56px);
      font-weight: 800;
      max-width: 760px;
    }

    .hero-lead {
      margin-top: 22px;
      max-width: 710px;
      color: var(--color-text);
      font-size: 18px;
      line-height: 1.9;
    }

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

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      min-height: 50px;
      padding: 0 22px;
      border-radius: 999px;
      font-weight: 800;
      font-size: 15px;
      border: 1px solid transparent;
      transition: transform var(--ease), box-shadow var(--ease), color var(--ease), background var(--ease), border-color var(--ease);
    }

    .btn-primary {
      background: var(--color-primary);
      color: #fffaf0;
      box-shadow: 0 14px 30px rgba(16, 59, 58, 0.18);
    }

    .btn-primary:hover {
      transform: translateY(-2px);
      background: #0b302f;
      box-shadow: 0 18px 40px rgba(16, 59, 58, 0.22);
    }

    .btn-secondary {
      background: rgba(255, 253, 248, 0.76);
      color: var(--color-primary);
      border-color: rgba(16, 59, 58, 0.18);
    }

    .btn-secondary:hover {
      transform: translateY(-2px);
      background: rgba(16, 59, 58, 0.08);
      border-color: rgba(16, 59, 58, 0.32);
    }

    .hero-panel {
      position: relative;
      padding: 26px;
      border-radius: 30px;
      background: rgba(255, 253, 248, 0.88);
      border: 1px solid rgba(16, 59, 58, 0.12);
      box-shadow: var(--shadow-soft);
      overflow: hidden;
    }

    .hero-panel::before {
      content: "";
      position: absolute;
      inset: 0 0 auto 0;
      height: 7px;
      background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
    }

    .panel-title {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      margin-bottom: 20px;
    }

    .panel-title h2 {
      font-size: 22px;
      font-weight: 800;
    }

    .panel-status {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      color: var(--color-primary);
      font-size: 13px;
      font-weight: 800;
      background: rgba(16, 59, 58, 0.07);
      padding: 7px 10px;
      border-radius: 999px;
      white-space: nowrap;
    }

    .panel-status::before {
      content: "";
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: #2da66f;
      box-shadow: 0 0 0 4px rgba(45, 166, 111, 0.14);
    }

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

    .panel-item {
      display: grid;
      grid-template-columns: 38px minmax(0, 1fr);
      gap: 12px;
      padding: 16px;
      border-radius: 18px;
      background: rgba(238, 243, 239, 0.72);
      border: 1px solid rgba(16, 59, 58, 0.08);
    }

    .panel-icon {
      width: 38px;
      height: 38px;
      border-radius: 13px;
      display: grid;
      place-items: center;
      color: #fff7e8;
      background: var(--color-primary-2);
      font-weight: 900;
    }

    .panel-item strong {
      display: block;
      color: var(--color-title);
      font-size: 16px;
      margin-bottom: 3px;
    }

    .panel-item p {
      color: var(--color-muted);
      font-size: 14px;
      line-height: 1.65;
    }

    .quick-index {
      margin-top: 42px;
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      padding: 16px;
      border-radius: 999px;
      background: rgba(255, 253, 248, 0.76);
      border: 1px solid rgba(16, 59, 58, 0.10);
      box-shadow: 0 14px 34px rgba(20, 45, 40, 0.06);
    }

    .quick-index a {
      display: inline-flex;
      align-items: center;
      min-height: 38px;
      padding: 0 14px;
      border-radius: 999px;
      color: var(--color-primary);
      background: rgba(16, 59, 58, 0.06);
      font-weight: 700;
      font-size: 14px;
    }

    .quick-index a:hover {
      background: var(--color-primary);
      color: #fffaf0;
      transform: translateY(-1px);
    }

    .section {
      padding: var(--section) 0;
      position: relative;
    }

    .section-muted {
      background: rgba(238, 243, 239, 0.68);
      border-top: 1px solid rgba(16, 59, 58, 0.06);
      border-bottom: 1px solid rgba(16, 59, 58, 0.06);
    }

    .section-head {
      display: flex;
      align-items: flex-end;
      justify-content: space-between;
      gap: 26px;
      margin-bottom: 34px;
    }

    .section-kicker {
      color: var(--color-accent);
      font-weight: 900;
      letter-spacing: 0.08em;
      font-size: 13px;
      margin-bottom: 10px;
    }

    .section-head h2 {
      font-size: clamp(26px, 3.2vw, 36px);
      font-weight: 800;
    }

    .section-head p {
      max-width: 560px;
      color: var(--color-muted);
      line-height: 1.85;
    }

    .overview-strip {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 0;
      overflow: hidden;
      border-radius: 28px;
      background: var(--color-surface);
      border: 1px solid var(--color-border);
      box-shadow: var(--shadow-soft);
    }

    .overview-item {
      padding: 28px 24px;
      position: relative;
      min-height: 190px;
    }

    .overview-item:not(:last-child) {
      border-right: 1px solid rgba(16, 59, 58, 0.10);
    }

    .overview-num {
      display: inline-flex;
      width: 38px;
      height: 38px;
      align-items: center;
      justify-content: center;
      border-radius: 14px;
      color: var(--color-primary);
      background: rgba(200, 145, 58, 0.16);
      font-weight: 900;
      margin-bottom: 18px;
    }

    .overview-item h3 {
      font-size: 20px;
      margin-bottom: 10px;
    }

    .overview-item p {
      color: var(--color-muted);
      font-size: 15px;
      line-height: 1.78;
    }

    .overview-item:hover {
      background: linear-gradient(180deg, rgba(255, 253, 248, 1), rgba(238, 243, 239, 0.72));
    }

    .columns-showcase {
      display: grid;
      grid-template-columns: 310px minmax(0, 1fr);
      gap: 28px;
      align-items: stretch;
    }

    .column-tabs {
      display: grid;
      gap: 12px;
    }

    .column-tab {
      padding: 18px 18px;
      border-radius: 18px;
      background: rgba(255, 253, 248, 0.78);
      border: 1px solid rgba(16, 59, 58, 0.10);
      color: var(--color-text);
      text-align: left;
      transition: transform var(--ease), box-shadow var(--ease), background var(--ease), border-color var(--ease);
    }

    .column-tab strong {
      display: block;
      color: var(--color-title);
      font-size: 17px;
      margin-bottom: 4px;
    }

    .column-tab span {
      color: var(--color-muted);
      font-size: 14px;
      line-height: 1.55;
    }

    .column-tab.active,
    .column-tab:hover {
      transform: translateX(4px);
      background: var(--color-primary);
      border-color: var(--color-primary);
      box-shadow: 0 14px 32px rgba(16, 59, 58, 0.14);
    }

    .column-tab.active strong,
    .column-tab.active span,
    .column-tab:hover strong,
    .column-tab:hover span {
      color: #fff8e9;
    }

    .feature-card {
      display: grid;
      grid-template-columns: minmax(0, 0.96fr) minmax(300px, 0.78fr);
      gap: 26px;
      padding: 30px;
      border-radius: 30px;
      background: var(--color-surface);
      border: 1px solid var(--color-border);
      box-shadow: var(--shadow-soft);
      overflow: hidden;
    }

    .feature-copy {
      display: flex;
      flex-direction: column;
      justify-content: center;
    }

    .feature-copy h3 {
      font-size: 28px;
      margin-bottom: 16px;
    }

    .feature-copy p {
      color: var(--color-text);
      line-height: 1.9;
      margin-bottom: 18px;
    }

    .check-list {
      display: grid;
      gap: 12px;
      margin-top: 4px;
    }

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

    .check-list li::before {
      content: "✓";
      flex: 0 0 22px;
      width: 22px;
      height: 22px;
      border-radius: 50%;
      display: inline-grid;
      place-items: center;
      color: #fffaf0;
      background: var(--color-primary-2);
      font-size: 13px;
      font-weight: 900;
      margin-top: 3px;
    }

    .feature-image {
      position: relative;
      min-height: 360px;
      border-radius: 24px;
      overflow: hidden;
      background: var(--color-primary);
    }

    .feature-image img {
      width: 100%;
      height: 100%;
      min-height: 360px;
      object-fit: cover;
      transition: transform 360ms ease;
    }

    .feature-card:hover .feature-image img {
      transform: scale(1.035);
    }

    .image-note {
      position: absolute;
      left: 18px;
      right: 18px;
      bottom: 18px;
      padding: 16px;
      border-radius: 18px;
      background: rgba(16, 59, 58, 0.84);
      color: #fff8e9;
    }

    .image-note strong {
      display: block;
      font-size: 16px;
      margin-bottom: 4px;
    }

    .image-note span {
      display: block;
      font-size: 13px;
      color: rgba(255, 248, 233, 0.78);
      line-height: 1.6;
    }

    .process-band {
      padding: 34px;
      border-radius: 30px;
      background:
        linear-gradient(135deg, rgba(255, 253, 248, 0.94), rgba(238, 243, 239, 0.92)),
        radial-gradient(circle at 92% 12%, rgba(200, 145, 58, 0.14), transparent 28%);
      border: 1px solid var(--color-border);
      box-shadow: var(--shadow-soft);
    }

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

    .process-step {
      position: relative;
      padding: 22px 18px;
      border-radius: 20px;
      background: rgba(255, 253, 248, 0.78);
      border: 1px solid rgba(16, 59, 58, 0.10);
      counter-increment: step;
    }

    .process-step::before {
      content: counter(step, decimal-leading-zero);
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-width: 42px;
      height: 32px;
      padding: 0 10px;
      border-radius: 999px;
      color: var(--color-primary);
      background: rgba(200, 145, 58, 0.16);
      font-weight: 900;
      margin-bottom: 18px;
    }

    .process-step h3 {
      font-size: 18px;
      margin-bottom: 8px;
    }

    .process-step p {
      color: var(--color-muted);
      font-size: 14px;
      line-height: 1.75;
    }

    .article-layout {
      display: grid;
      grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.82fr);
      gap: 26px;
      align-items: start;
    }

    .article-main {
      position: relative;
      min-height: 468px;
      border-radius: 30px;
      overflow: hidden;
      background: var(--color-primary);
      box-shadow: var(--shadow-soft);
    }

    .article-main img {
      width: 100%;
      height: 468px;
      object-fit: cover;
      opacity: 0.72;
      transition: transform 360ms ease;
    }

    .article-main:hover img {
      transform: scale(1.035);
    }

    .article-main::after {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(180deg, rgba(16, 59, 58, 0.08), rgba(16, 59, 58, 0.88));
    }

    .article-main-content {
      position: absolute;
      z-index: 2;
      left: 28px;
      right: 28px;
      bottom: 28px;
      color: #fff8e9;
    }

    .tag {
      display: inline-flex;
      align-items: center;
      min-height: 28px;
      padding: 4px 10px;
      border-radius: 999px;
      background: rgba(214, 162, 74, 0.18);
      color: #ffe0a1;
      border: 1px solid rgba(214, 162, 74, 0.32);
      font-size: 13px;
      font-weight: 800;
      margin-bottom: 12px;
    }

    .article-main-content h3 {
      color: #fff8e9;
      font-size: 28px;
      margin-bottom: 10px;
    }

    .article-main-content p {
      color: rgba(255, 248, 233, 0.82);
      line-height: 1.78;
      max-width: 620px;
    }

    .article-date {
      display: inline-flex;
      margin-top: 14px;
      color: rgba(255, 248, 233, 0.72);
      font-size: 14px;
    }

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

    .article-item {
      display: grid;
      grid-template-columns: 118px minmax(0, 1fr);
      gap: 16px;
      padding: 14px;
      border-radius: 22px;
      background: var(--color-surface);
      border: 1px solid var(--color-border);
      box-shadow: 0 10px 26px rgba(20, 45, 40, 0.05);
      transition: transform var(--ease), box-shadow var(--ease), border-color var(--ease);
    }

    .article-item:hover {
      transform: translateY(-2px);
      box-shadow: var(--shadow-hover);
      border-color: rgba(200, 145, 58, 0.28);
    }

    .article-thumb {
      border-radius: 16px;
      overflow: hidden;
      min-height: 104px;
      background: var(--color-bg-soft);
    }

    .article-thumb img {
      width: 100%;
      height: 100%;
      min-height: 104px;
      object-fit: cover;
      transition: transform 320ms ease;
    }

    .article-item:hover img {
      transform: scale(1.04);
    }

    .article-mini-tag {
      color: var(--color-accent);
      font-weight: 900;
      font-size: 12px;
      margin-bottom: 5px;
    }

    .article-item h3 {
      font-size: 17px;
      line-height: 1.42;
      margin-bottom: 6px;
    }

    .article-item:hover h3 {
      color: var(--color-primary);
    }

    .article-item p {
      font-size: 14px;
      color: var(--color-muted);
      line-height: 1.65;
    }

    .trust-grid {
      display: grid;
      grid-template-columns: 1fr 1fr 1fr;
      gap: 18px;
    }

    .trust-card {
      padding: 24px;
      border-radius: 24px;
      background: var(--color-surface);
      border: 1px solid var(--color-border);
      box-shadow: 0 12px 28px rgba(20, 45, 40, 0.06);
    }

    .trust-card strong {
      display: block;
      color: var(--color-primary);
      font-size: 28px;
      line-height: 1.2;
      margin-bottom: 9px;
    }

    .trust-card h3 {
      font-size: 19px;
      margin-bottom: 8px;
    }

    .trust-card p {
      color: var(--color-muted);
      font-size: 15px;
      line-height: 1.75;
    }

    .faq-wrap {
      display: grid;
      grid-template-columns: minmax(260px, 0.42fr) minmax(0, 0.88fr);
      gap: 34px;
      align-items: start;
    }

    .faq-note {
      padding: 28px;
      border-radius: 28px;
      background: var(--color-primary);
      color: #fff8e9;
      box-shadow: var(--shadow-soft);
      position: sticky;
      top: 100px;
    }

    .faq-note h2 {
      color: #fff8e9;
      font-size: 28px;
      margin-bottom: 12px;
    }

    .faq-note p {
      color: rgba(255, 248, 233, 0.78);
      line-height: 1.85;
    }

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

    .faq-item {
      border-radius: 22px;
      overflow: hidden;
      background: var(--color-surface);
      border: 1px solid var(--color-border);
      box-shadow: 0 10px 26px rgba(20, 45, 40, 0.05);
    }

    .faq-question {
      width: 100%;
      min-height: 62px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
      padding: 18px 22px;
      color: var(--color-title);
      font-weight: 800;
      text-align: left;
    }

    .faq-question::after {
      content: "+";
      flex: 0 0 28px;
      width: 28px;
      height: 28px;
      border-radius: 50%;
      display: inline-grid;
      place-items: center;
      color: var(--color-primary);
      background: rgba(16, 59, 58, 0.07);
      font-weight: 900;
      transition: transform var(--ease), background var(--ease);
    }

    .faq-item.open .faq-question::after {
      content: "−";
      background: rgba(200, 145, 58, 0.18);
    }

    .faq-answer {
      padding: 0 22px 20px 22px;
      color: var(--color-muted);
      line-height: 1.85;
      border-top: 1px solid rgba(16, 59, 58, 0.07);
      background: rgba(238, 243, 239, 0.40);
    }

    .contact-grid {
      display: grid;
      grid-template-columns: minmax(0, 0.88fr) minmax(320px, 0.58fr);
      gap: 28px;
    }

    .contact-form,
    .contact-card {
      padding: 30px;
      border-radius: 30px;
      background: var(--color-surface);
      border: 1px solid var(--color-border);
      box-shadow: var(--shadow-soft);
    }

    .form-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 16px;
      margin-bottom: 16px;
    }

    .form-field {
      display: grid;
      gap: 8px;
    }

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

    .form-field label {
      color: var(--color-title);
      font-weight: 800;
      font-size: 14px;
    }

    .form-tip {
      color: var(--color-muted);
      font-size: 13px;
      margin: 12px 0 20px;
      line-height: 1.7;
    }

    .contact-card {
      background:
        linear-gradient(180deg, rgba(16, 59, 58, 0.96), rgba(18, 60, 54, 0.94)),
        url("/assets/images/backpic/back-2.webp") center / cover no-repeat;
      color: #fff8e9;
      overflow: hidden;
    }

    .contact-card h2 {
      color: #fff8e9;
      font-size: 28px;
      margin-bottom: 14px;
    }

    .contact-card p {
      color: rgba(255, 248, 233, 0.78);
      line-height: 1.85;
      margin-bottom: 20px;
    }

    .contact-points {
      display: grid;
      gap: 12px;
      margin-top: 22px;
    }

    .contact-points li {
      list-style: none;
      padding: 14px 16px;
      border-radius: 16px;
      background: rgba(255, 248, 233, 0.09);
      border: 1px solid rgba(255, 248, 233, 0.14);
      color: rgba(255, 248, 233, 0.88);
      line-height: 1.65;
    }

    .cta-panel {
      border-radius: 32px;
      padding: 38px;
      background:
        linear-gradient(135deg, rgba(16, 59, 58, 0.96), rgba(14, 74, 67, 0.92)),
        radial-gradient(circle at 90% 15%, rgba(214, 162, 74, 0.24), transparent 32%);
      color: #fff8e9;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 28px;
      box-shadow: 0 22px 56px rgba(16, 59, 58, 0.18);
    }

    .cta-panel h2 {
      color: #fff8e9;
      font-size: clamp(24px, 3vw, 34px);
      margin-bottom: 10px;
    }

    .cta-panel p {
      color: rgba(255, 248, 233, 0.78);
      max-width: 700px;
    }

    .cta-panel .btn {
      background: var(--color-accent-2);
      color: #2b2114;
      box-shadow: 0 14px 30px rgba(214, 162, 74, 0.20);
      white-space: nowrap;
    }

    .cta-panel .btn:hover {
      background: #e0ad55;
      transform: translateY(-2px);
    }

    .site-footer {
      background: #0d302f;
      color: rgba(255, 248, 233, 0.78);
      padding: 58px 0 24px;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: minmax(0, 1.1fr) 0.7fr 0.7fr;
      gap: 40px;
      padding-bottom: 36px;
      border-bottom: 1px solid rgba(255, 248, 233, 0.12);
    }

    .footer-brand {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-bottom: 16px;
    }

    .footer-brand .brand-name {
      color: #fff8e9;
    }

    .footer-text {
      max-width: 520px;
      line-height: 1.85;
    }

    .footer-title {
      color: #fff8e9;
      font-weight: 900;
      margin-bottom: 14px;
    }

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

    .footer-links a {
      color: rgba(255, 248, 233, 0.72);
    }

    .footer-links a:hover {
      color: #ffe0a1;
      transform: translateX(3px);
    }

    .footer-bottom {
      padding-top: 22px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
      color: rgba(255, 248, 233, 0.58);
      font-size: 13px;
      line-height: 1.65;
    }

    .risk {
      max-width: 720px;
    }

    .skip-link {
      position: absolute;
      left: 12px;
      top: -60px;
      background: var(--color-primary);
      color: #fff;
      padding: 10px 14px;
      border-radius: 999px;
      z-index: 100;
    }

    .skip-link:focus {
      top: 12px;
      outline: 3px solid rgba(200, 145, 58, 0.45);
    }

    a:focus-visible,
    button:focus-visible {
      outline: 3px solid rgba(200, 145, 58, 0.45);
      outline-offset: 3px;
    }

    @media (max-width: 1024px) {
      :root {
        --section: 68px;
      }

      .site-nav,
      .nav-action {
        display: none;
      }

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

      .site-nav.is-open {
        position: absolute;
        display: grid;
        top: var(--nav-height);
        left: 20px;
        right: 20px;
        gap: 8px;
        padding: 16px;
        border-radius: 22px;
        background: rgba(255, 253, 248, 0.98);
        border: 1px solid var(--color-border);
        box-shadow: var(--shadow-hover);
      }

      .site-nav.is-open a {
        justify-content: flex-start;
        min-height: 48px;
      }

      .hero-grid,
      .feature-card,
      .columns-showcase,
      .article-layout,
      .faq-wrap,
      .contact-grid {
        grid-template-columns: 1fr;
      }

      .overview-strip {
        grid-template-columns: 1fr 1fr;
      }

      .overview-item:nth-child(2) {
        border-right: 0;
      }

      .overview-item:nth-child(1),
      .overview-item:nth-child(2) {
        border-bottom: 1px solid rgba(16, 59, 58, 0.10);
      }

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

      .faq-note {
        position: static;
      }

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

      .footer-grid > :first-child {
        grid-column: 1 / -1;
      }
    }

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

      .brand-sub {
        display: none;
      }

      .hero {
        padding: 54px 0 28px;
      }

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

      .hero-panel,
      .feature-card,
      .process-band,
      .contact-form,
      .contact-card,
      .cta-panel {
        padding: 22px;
        border-radius: 24px;
      }

      .quick-index {
        border-radius: 22px;
      }

      .section-head {
        display: grid;
        gap: 12px;
      }

      .overview-strip,
      .process-grid,
      .trust-grid,
      .footer-grid,
      .form-grid {
        grid-template-columns: 1fr;
      }

      .overview-item,
      .overview-item:not(:last-child),
      .overview-item:nth-child(2) {
        border-right: 0;
        border-bottom: 1px solid rgba(16, 59, 58, 0.10);
      }

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

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

      .article-thumb img,
      .article-thumb {
        min-height: 180px;
      }

      .article-main,
      .article-main img {
        min-height: 410px;
        height: 410px;
      }

      .cta-panel {
        align-items: stretch;
        flex-direction: column;
      }

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

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

    @media (max-width: 520px) {
      :root {
        --nav-height: 70px;
        --section: 54px;
      }

      .brand-mark {
        width: 40px;
        height: 40px;
        border-radius: 13px;
      }

      .brand-name {
        font-size: 15px;
        white-space: normal;
      }

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

      .article-main-content {
        left: 20px;
        right: 20px;
        bottom: 20px;
      }

      .article-main-content h3 {
        font-size: 22px;
      }

      .feature-image,
      .feature-image img {
        min-height: 300px;
      }

      .quick-index a {
        width: 100%;
        justify-content: center;
      }

      .faq-question {
        padding: 16px;
      }

      .faq-answer {
        padding: 0 16px 18px;
      }
    }

/* roulang page: category1 */
:root{
      --primary:#103B3A;
      --primary-2:#0E4A43;
      --primary-3:#123C36;
      --accent:#C8913A;
      --accent-2:#D6A24A;
      --bg:#F6F3EC;
      --bg-soft:#EEF3EF;
      --bg-warm:#FAF8F2;
      --surface:#FFFFFF;
      --text:#18211F;
      --muted:#46524F;
      --weak:#7B8582;
      --line:rgba(16,59,58,.12);
      --line-strong:rgba(16,59,58,.22);
      --shadow:0 16px 40px rgba(20,45,40,.08);
      --shadow-hover:0 22px 52px rgba(20,45,40,.13);
      --radius-sm:14px;
      --radius:22px;
      --radius-lg:30px;
      --container:1200px;
      --header-h:76px;
      --ease:all .22s ease;
    }
    *{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth}
    body{
      font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at 12% 5%, rgba(200,145,58,.10), transparent 28%),
        radial-gradient(circle at 88% 20%, rgba(16,59,58,.10), transparent 30%),
        var(--bg);
      line-height:1.78;
      font-size:16px;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input,textarea,select{font:inherit}
    button{border:0;cursor:pointer}
    ::selection{background:rgba(200,145,58,.28)}
    :focus-visible{outline:3px solid rgba(200,145,58,.42);outline-offset:3px}
    .container{width:min(var(--container), calc(100% - 40px));margin:0 auto}
    .section{padding:82px 0}
    .section.tight{padding:64px 0}
    .eyebrow{
      display:inline-flex;align-items:center;gap:8px;
      padding:8px 13px;border-radius:999px;
      color:var(--primary);background:rgba(16,59,58,.08);
      border:1px solid rgba(16,59,58,.10);
      font-size:14px;font-weight:700;letter-spacing:.02em;
    }
    .eyebrow:before{
      content:"";width:8px;height:8px;border-radius:50%;
      background:var(--accent);box-shadow:0 0 0 5px rgba(200,145,58,.15)
    }
    .section-head{display:flex;justify-content:space-between;gap:28px;align-items:flex-end;margin-bottom:34px}
    .section-head .text{max-width:720px}
    h1,h2,h3{line-height:1.18;color:var(--text);font-weight:800;letter-spacing:-.02em}
    h1{font-size:clamp(32px,5vw,54px);margin:18px 0 18px}
    h2{font-size:clamp(26px,3.2vw,36px);margin-top:14px}
    h3{font-size:21px}
    p{color:var(--muted)}
    .lead{font-size:18px;line-height:1.9;color:#3f4d49}
    .muted{color:var(--weak)}
    .site-header{
      position:sticky;top:0;z-index:50;
      background:rgba(250,248,242,.94);
      border-bottom:1px solid rgba(16,59,58,.10);
      box-shadow:0 8px 24px rgba(20,45,40,.04);
    }
    .header-inner{
      min-height:var(--header-h);
      display:flex;align-items:center;justify-content:space-between;gap:24px;
    }
    .brand{
      display:inline-flex;align-items:center;gap:12px;min-width:0;
    }
    .brand-mark{
      width:44px;height:44px;border-radius:15px;
      display:inline-flex;align-items:center;justify-content:center;
      background:linear-gradient(135deg,var(--primary),var(--primary-2));
      color:#fff;font-size:14px;font-weight:900;letter-spacing:.06em;
      box-shadow:0 12px 28px rgba(16,59,58,.18);
      flex:0 0 auto;
    }
    .brand-text{display:flex;flex-direction:column;line-height:1.25;min-width:0}
    .brand-name{font-weight:900;color:var(--primary);font-size:17px;white-space:nowrap}
    .brand-sub{font-size:12px;color:var(--weak);white-space:nowrap}
    .site-nav{display:flex;align-items:center;gap:8px}
    .site-nav a{
      padding:10px 15px;border-radius:999px;color:var(--muted);
      font-weight:700;font-size:15px;transition:var(--ease);
    }
    .site-nav a:hover{color:var(--primary);background:rgba(16,59,58,.07)}
    .site-nav a.active{
      color:#fff;background:var(--primary);
      box-shadow:0 12px 24px rgba(16,59,58,.16)
    }
    .menu-toggle{
      display:none;width:44px;height:44px;border-radius:14px;
      background:rgba(16,59,58,.08);color:var(--primary);
      align-items:center;justify-content:center;flex-direction:column;gap:5px;
    }
    .menu-toggle span{width:20px;height:2px;background:currentColor;border-radius:999px;transition:var(--ease)}
    .hero{
      position:relative;overflow:hidden;
      padding:58px 0 42px;
      background:
        linear-gradient(105deg, rgba(246,243,236,.96) 0%, rgba(246,243,236,.90) 48%, rgba(16,59,58,.72) 100%),
        url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
      border-bottom:1px solid rgba(16,59,58,.10);
    }
    .hero:after{
      content:"";position:absolute;inset:auto -90px -180px auto;width:380px;height:380px;
      border-radius:50%;background:rgba(200,145,58,.18);filter:blur(8px);
      pointer-events:none;
    }
    .hero-grid{
      position:relative;z-index:1;
      display:grid;grid-template-columns:1.08fr .92fr;gap:44px;align-items:center;
      min-height:430px;
    }
    .hero-copy{max-width:720px}
    .hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
    .btn{
      min-height:48px;padding:0 22px;border-radius:999px;
      display:inline-flex;align-items:center;justify-content:center;gap:9px;
      font-weight:800;font-size:15px;transition:var(--ease);
      border:1px solid transparent;
    }
    .btn.primary{background:var(--primary);color:#fff;box-shadow:0 15px 30px rgba(16,59,58,.18)}
    .btn.primary:hover{background:#0b312f;transform:translateY(-2px);box-shadow:var(--shadow-hover)}
    .btn.secondary{background:rgba(255,255,255,.72);color:var(--primary);border-color:rgba(16,59,58,.18)}
    .btn.secondary:hover{background:rgba(16,59,58,.08);transform:translateY(-2px)}
    .hero-panel{
      background:rgba(255,255,255,.88);
      border:1px solid rgba(255,255,255,.66);
      border-radius:var(--radius-lg);
      box-shadow:var(--shadow);
      overflow:hidden;
    }
    .panel-top{
      padding:28px;background:linear-gradient(135deg,rgba(16,59,58,.96),rgba(14,74,67,.92));
      color:#fff;position:relative;
    }
    .panel-top p{color:rgba(255,255,255,.80);margin-top:8px}
    .panel-list{padding:22px;display:grid;gap:13px}
    .panel-item{
      display:grid;grid-template-columns:auto 1fr;gap:13px;align-items:start;
      padding:15px;border:1px solid rgba(16,59,58,.10);border-radius:18px;
      background:#fff;transition:var(--ease)
    }
    .panel-item:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(20,45,40,.08)}
    .panel-icon{
      width:34px;height:34px;border-radius:12px;
      display:flex;align-items:center;justify-content:center;
      background:rgba(200,145,58,.14);color:var(--accent);font-weight:900
    }
    .tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}
    .tag{
      display:inline-flex;align-items:center;gap:6px;
      padding:8px 13px;border-radius:999px;
      background:#fff;border:1px solid rgba(16,59,58,.10);
      color:var(--muted);font-size:14px;font-weight:700;
      transition:var(--ease)
    }
    .tag.active,.tag:hover{background:var(--primary);color:#fff;border-color:var(--primary)}
    .overview-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
    .overview-card{
      position:relative;overflow:hidden;
      min-height:210px;padding:24px;border-radius:var(--radius);
      background:var(--surface);border:1px solid var(--line);
      box-shadow:var(--shadow);transition:var(--ease)
    }
    .overview-card:before{
      content:"";position:absolute;top:0;left:0;width:100%;height:5px;
      background:linear-gradient(90deg,var(--primary),var(--accent))
    }
    .overview-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
    .num{
      width:42px;height:42px;border-radius:15px;display:flex;align-items:center;justify-content:center;
      color:#fff;background:var(--primary);font-weight:900;margin-bottom:18px;
    }
    .overview-card p{margin-top:11px;font-size:15px}
    .feature-wrap{
      display:grid;grid-template-columns:.82fr 1.18fr;gap:24px;align-items:stretch;
    }
    .feature-menu{
      background:var(--primary);border-radius:var(--radius-lg);
      padding:22px;color:#fff;box-shadow:var(--shadow);
      display:flex;flex-direction:column;justify-content:space-between;gap:20px;
    }
    .feature-menu p{color:rgba(255,255,255,.78)}
    .feature-tabs{display:grid;gap:10px;margin-top:20px}
    .feature-tab{
      padding:15px 16px;border-radius:16px;
      background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.12);
      color:rgba(255,255,255,.86);font-weight:800;transition:var(--ease)
    }
    .feature-tab.active,.feature-tab:hover{
      background:#fff;color:var(--primary);transform:translateX(4px)
    }
    .feature-card{
      background:var(--surface);border:1px solid var(--line);
      border-radius:var(--radius-lg);box-shadow:var(--shadow);overflow:hidden;
      display:grid;grid-template-columns:1fr .86fr;min-height:430px;
    }
    .feature-content{padding:34px}
    .feature-content p{margin-top:13px}
    .check-list{display:grid;gap:13px;margin-top:24px}
    .check-list li{
      list-style:none;display:flex;gap:11px;align-items:flex-start;
      color:var(--muted);padding:12px 0;border-bottom:1px dashed rgba(16,59,58,.13)
    }
    .check-list li:before{
      content:"✓";flex:0 0 25px;width:25px;height:25px;border-radius:50%;
      display:flex;align-items:center;justify-content:center;
      background:rgba(200,145,58,.16);color:var(--accent);font-weight:900;font-size:13px
    }
    .feature-image{position:relative;min-height:320px;overflow:hidden}
    .feature-image img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
    .feature-card:hover .feature-image img{transform:scale(1.035)}
    .feature-image:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent,rgba(16,59,58,.34))}
    .scenario{
      background:linear-gradient(180deg,rgba(238,243,239,.72),rgba(250,248,242,.7));
      border-block:1px solid rgba(16,59,58,.08)
    }
    .scenario-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
    .scenario-card{
      background:rgba(255,255,255,.82);border:1px solid var(--line);
      border-radius:var(--radius);padding:26px;box-shadow:0 12px 30px rgba(20,45,40,.06);
      transition:var(--ease)
    }
    .scenario-card:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
    .scenario-card .icon{
      width:48px;height:48px;border-radius:17px;background:rgba(16,59,58,.08);
      color:var(--primary);display:flex;align-items:center;justify-content:center;
      font-weight:900;margin-bottom:18px
    }
    .scenario-card p{margin-top:10px}
    .process-shell{
      background:var(--surface);border:1px solid var(--line);
      border-radius:var(--radius-lg);box-shadow:var(--shadow);padding:30px;
    }
    .process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
    .step{
      position:relative;padding:24px;border-radius:22px;background:var(--bg-warm);
      border:1px solid rgba(16,59,58,.10);
    }
    .step:not(:last-child):after{
      content:"";position:absolute;right:-14px;top:38px;width:28px;height:2px;
      background:linear-gradient(90deg,var(--accent),rgba(200,145,58,0));
    }
    .step-no{
      display:inline-flex;align-items:center;justify-content:center;
      width:36px;height:36px;border-radius:50%;background:var(--accent);color:#fff;font-weight:900;
      margin-bottom:16px
    }
    .step p{font-size:15px;margin-top:10px}
    .insights-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:24px;align-items:stretch}
    .insight-main{
      position:relative;overflow:hidden;border-radius:var(--radius-lg);
      min-height:430px;box-shadow:var(--shadow);background:var(--primary)
    }
    .insight-main img{width:100%;height:100%;object-fit:cover;opacity:.78}
    .insight-main .overlay{
      position:absolute;inset:auto 0 0 0;padding:34px;
      background:linear-gradient(180deg,transparent,rgba(16,59,58,.94));
      color:#fff
    }
    .insight-main p{color:rgba(255,255,255,.78);margin-top:10px}
    .insight-list{display:grid;gap:15px}
    .insight-item{
      display:grid;grid-template-columns:auto 1fr;gap:16px;align-items:start;
      background:var(--surface);border:1px solid var(--line);
      border-radius:22px;padding:22px;box-shadow:0 10px 28px rgba(20,45,40,.06);
      transition:var(--ease)
    }
    .insight-item:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
    .insight-badge{
      width:42px;height:42px;border-radius:15px;background:rgba(200,145,58,.14);
      color:var(--accent);display:flex;align-items:center;justify-content:center;font-weight:900
    }
    .insight-item p{font-size:15px;margin-top:6px}
    .faq-wrap{display:grid;grid-template-columns:.75fr 1.25fr;gap:28px;align-items:start}
    .faq-note{
      background:var(--primary);color:#fff;border-radius:var(--radius-lg);
      padding:30px;box-shadow:var(--shadow);position:sticky;top:100px
    }
    .faq-note p{color:rgba(255,255,255,.78);margin-top:12px}
    .faq-list{display:grid;gap:14px}
    .faq-item{
      background:var(--surface);border:1px solid var(--line);
      border-radius:20px;overflow:hidden;box-shadow:0 10px 24px rgba(20,45,40,.05)
    }
    .faq-q{
      width:100%;padding:20px 22px;background:transparent;
      display:flex;align-items:center;justify-content:space-between;gap:18px;
      color:var(--text);font-weight:900;text-align:left
    }
    .faq-q span:first-child{display:flex;align-items:center;gap:10px}
    .faq-q span:first-child:before{
      content:"?";width:25px;height:25px;border-radius:50%;
      display:inline-flex;align-items:center;justify-content:center;
      background:rgba(16,59,58,.08);color:var(--primary);font-size:13px;font-weight:900
    }
    .faq-a{padding:0 22px 20px 57px;color:var(--muted)}
    .faq-toggle{color:var(--accent);font-size:20px;transition:var(--ease)}
    .faq-item.closed .faq-a{display:none}
    .faq-item.closed .faq-toggle{transform:rotate(45deg)}
    .contact-band{
      background:
        linear-gradient(120deg,rgba(16,59,58,.96),rgba(14,74,67,.88)),
        url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
      border-radius:var(--radius-lg);padding:38px;box-shadow:var(--shadow);
      display:grid;grid-template-columns:.92fr 1.08fr;gap:30px;align-items:start;
      color:#fff;
    }
    .contact-band p{color:rgba(255,255,255,.78)}
    .contact-list{display:grid;gap:12px;margin-top:22px}
    .contact-list li{
      list-style:none;display:flex;gap:10px;align-items:flex-start;
      color:rgba(255,255,255,.82)
    }
    .contact-list li:before{content:"•";color:var(--accent);font-size:22px;line-height:1}
    .contact-form{
      background:rgba(255,255,255,.94);border-radius:24px;padding:24px;
      border:1px solid rgba(255,255,255,.55)
    }
    .form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
    .field{display:grid;gap:7px}
    .field.full{grid-column:1/-1}
    .field label{color:var(--primary);font-size:14px;font-weight:800}
    .field input,.field textarea,.field select{
      width:100%;min-height:46px;padding:11px 13px;border-radius:13px;
      border:1px solid rgba(16,59,58,.16);background:#fff;color:var(--text);
      transition:var(--ease)
    }
    .field textarea{min-height:112px;resize:vertical}
    .field input:focus,.field textarea:focus,.field select:focus{
      outline:0;border-color:var(--primary);box-shadow:0 0 0 4px rgba(16,59,58,.10)
    }
    .form-tip{font-size:13px;color:var(--weak);margin-top:12px}
    .contact-form .btn{margin-top:16px;width:100%}
    .site-footer{
      margin-top:86px;background:var(--primary);color:#F6F3EC;
      padding:54px 0 26px;position:relative;overflow:hidden
    }
    .site-footer:before{
      content:"";position:absolute;inset:0;
      background:radial-gradient(circle at 12% 20%, rgba(200,145,58,.16), transparent 28%);
      pointer-events:none
    }
    .site-footer .container{position:relative;z-index:1}
    .footer-grid{display:grid;grid-template-columns:1.4fr .75fr .75fr;gap:36px}
    .footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
    .footer-brand .brand-mark{background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#1b211f}
    .footer-brand .brand-name{color:#fff}
    .footer-brand .brand-sub{color:rgba(255,255,255,.62)}
    .footer-text{color:rgba(255,255,255,.70);max-width:560px}
    .footer-title{font-weight:900;color:#fff;margin-bottom:14px}
    .footer-links{display:grid;gap:9px}
    .footer-links a{color:rgba(255,255,255,.70);transition:var(--ease);font-size:15px}
    .footer-links a:hover{color:#fff;transform:translateX(3px)}
    .footer-bottom{
      margin-top:34px;padding-top:22px;border-top:1px solid rgba(255,255,255,.14);
      display:grid;gap:8px;color:rgba(255,255,255,.64);font-size:14px
    }
    .footer-bottom p{color:rgba(255,255,255,.64)}
    .risk{font-size:13px;line-height:1.75}
    @media (max-width:1024px){
      .hero-grid,.feature-wrap,.insights-grid,.faq-wrap,.contact-band{grid-template-columns:1fr}
      .overview-grid{grid-template-columns:repeat(2,1fr)}
      .feature-card{grid-template-columns:1fr}
      .feature-image{max-height:360px}
      .process-grid{grid-template-columns:repeat(2,1fr)}
      .step:after{display:none}
      .faq-note{position:relative;top:auto}
      .footer-grid{grid-template-columns:1fr 1fr}
    }
    @media (max-width:768px){
      :root{--header-h:68px}
      .container{width:min(100% - 28px,var(--container))}
      .section{padding:56px 0}
      .section-head{display:grid;gap:16px}
      .menu-toggle{display:flex}
      .site-nav{
        position:absolute;left:14px;right:14px;top:calc(var(--header-h) + 8px);
        padding:12px;border-radius:20px;background:#fff;border:1px solid var(--line);
        box-shadow:var(--shadow);display:none;flex-direction:column;align-items:stretch
      }
      .site-nav.open{display:flex}
      .site-nav a{text-align:center;padding:13px 16px}
      .brand-name{font-size:15px}
      .brand-sub{display:none}
      .hero{padding:44px 0 30px}
      .hero-grid{min-height:auto;gap:28px}
      .hero-actions .btn{flex:1 1 180px}
      .overview-grid,.scenario-grid,.process-grid{grid-template-columns:1fr}
      .feature-content{padding:25px}
      .form-grid{grid-template-columns:1fr}
      .contact-band{padding:24px}
      .footer-grid{grid-template-columns:1fr}
    }
    @media (max-width:520px){
      body{font-size:15px}
      .lead{font-size:16px}
      .hero-actions{display:grid}
      .btn{width:100%}
      .tag-row{gap:8px}
      .tag{font-size:13px;padding:7px 11px}
      .panel-top,.panel-list,.overview-card,.scenario-card,.process-shell,.contact-form{padding:20px}
      .insight-item{grid-template-columns:1fr}
      .faq-a{padding:0 18px 18px 18px}
      .faq-q{padding:18px}
      .site-footer{margin-top:58px}
    }