/* roulang page: index */
:root {
      --primary: #0F5B4F;
      --primary-dark: #0B2F2A;
      --primary-soft: #E4F3ED;
      --mint: #7CE3B1;
      --mint-light: #A6F4C5;
      --accent: #F59E42;
      --accent-soft: #FFF2E3;
      --bg: #F6F8F5;
      --bg-soft: #EEF5F1;
      --card: #FFFFFF;
      --card-soft: #FAFCFA;
      --text: #17211E;
      --muted: #4D5B55;
      --weak: #75827C;
      --border: #DDE8E2;
      --border-strong: rgba(15, 91, 79, .18);
      --shadow: 0 14px 40px rgba(15, 91, 79, .08);
      --shadow-strong: 0 22px 60px rgba(15, 91, 79, .14);
      --radius-sm: 14px;
      --radius: 22px;
      --radius-lg: 30px;
      --container: 1200px;
      --nav-height: 72px;
      --font: PingFang SC, Microsoft YaHei, Noto Sans SC, Helvetica Neue, Arial, sans-serif;
    }

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

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

    body {
      font-family: var(--font);
      background:
        radial-gradient(circle at 18% 5%, rgba(124, 227, 177, .22), transparent 30%),
        radial-gradient(circle at 85% 12%, rgba(245, 158, 66, .12), transparent 28%),
        linear-gradient(180deg, #F8FAF7 0%, var(--bg) 44%, #F2F7F4 100%);
      color: var(--text);
      line-height: 1.75;
      font-size: 16px;
      overflow-x: hidden;
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: color .25s ease, background .25s ease, transform .25s ease, border-color .25s ease;
    }

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

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

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

    a:focus-visible,
    button:focus-visible,
    input:focus-visible,
    textarea:focus-visible,
    select:focus-visible {
      outline: 4px solid rgba(124, 227, 177, .45);
      outline-offset: 3px;
    }

    .container {
      width: min(100% - 48px, 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;
      background: rgba(124, 227, 177, .18);
      color: var(--primary);
      border: 1px solid rgba(15, 91, 79, .12);
      font-size: 13px;
      font-weight: 700;
      line-height: 1.4;
    }

    .eyebrow::before {
      content: "";
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--mint);
      box-shadow: 0 0 0 5px rgba(124, 227, 177, .18);
    }

    .section-head {
      display: flex;
      justify-content: space-between;
      align-items: flex-end;
      gap: 32px;
      margin-bottom: 34px;
    }

    .section-kicker {
      max-width: 760px;
    }

    h1,
    h2,
    h3 {
      color: var(--text);
      line-height: 1.18;
      letter-spacing: -.02em;
    }

    h1 {
      font-size: clamp(36px, 5.2vw, 58px);
      font-weight: 800;
      margin: 18px 0 18px;
    }

    h2 {
      font-size: clamp(28px, 3.3vw, 38px);
      font-weight: 800;
      margin: 14px 0 12px;
    }

    h3 {
      font-size: 21px;
      font-weight: 750;
    }

    p {
      color: var(--muted);
    }

    .lead {
      font-size: 18px;
      line-height: 1.9;
      max-width: 760px;
    }

    .muted {
      color: var(--weak);
    }

    .site-header {
      position: fixed;
      inset: 18px 0 auto 0;
      z-index: 50;
      pointer-events: none;
    }

    .nav-shell {
      width: min(100% - 48px, var(--container));
      margin: 0 auto;
      pointer-events: auto;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
      min-height: var(--nav-height);
      padding: 10px 12px 10px 20px;
      border-radius: 999px;
      background: rgba(255, 255, 255, .9);
      border: 1px solid rgba(15, 91, 79, .12);
      box-shadow: 0 16px 46px rgba(15, 91, 79, .1);
      backdrop-filter: blur(14px);
    }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      font-weight: 850;
      color: var(--primary-dark);
      white-space: nowrap;
      letter-spacing: -.02em;
    }

    .brand-mark {
      width: 38px;
      height: 38px;
      border-radius: 14px;
      display: grid;
      place-items: center;
      background:
        linear-gradient(135deg, var(--primary) 0%, #16856E 100%);
      color: #fff;
      font-size: 15px;
      box-shadow: 0 12px 24px rgba(15, 91, 79, .2);
      position: relative;
      overflow: hidden;
    }

    .brand-mark::after {
      content: "";
      position: absolute;
      width: 16px;
      height: 52px;
      background: rgba(255, 255, 255, .22);
      transform: rotate(32deg);
      right: -4px;
      top: -8px;
    }

    .brand-text {
      display: flex;
      flex-direction: column;
      gap: 1px;
      line-height: 1.15;
    }

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

    .brand-text span {
      font-size: 12px;
      color: var(--weak);
      font-weight: 700;
    }

    .nav-links {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 6px;
      list-style: none;
      flex: 1;
    }

    .nav-links a {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 9px 16px;
      border-radius: 999px;
      color: var(--muted);
      font-size: 14px;
      font-weight: 700;
      white-space: nowrap;
    }

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

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

    .mobile-toggle {
      display: none;
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: var(--primary-soft);
      color: var(--primary);
      align-items: center;
      justify-content: center;
      font-weight: 800;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 9px;
      border-radius: 999px;
      padding: 12px 20px;
      font-size: 15px;
      font-weight: 800;
      line-height: 1.2;
      border: 1px solid transparent;
      transition: transform .25s ease, box-shadow .25s ease, background .25s ease, border-color .25s ease, color .25s ease;
      white-space: nowrap;
    }

    .btn-primary {
      color: #fff;
      background: var(--primary);
      box-shadow: 0 12px 28px rgba(15, 91, 79, .22);
    }

    .btn-primary:hover {
      transform: translateY(-2px);
      background: var(--primary-dark);
      box-shadow: var(--shadow-strong);
    }

    .btn-secondary {
      color: var(--primary);
      background: rgba(255, 255, 255, .75);
      border-color: rgba(15, 91, 79, .16);
    }

    .btn-secondary:hover {
      transform: translateY(-2px);
      background: var(--primary-soft);
      border-color: rgba(15, 91, 79, .22);
    }

    .btn-warm {
      color: #40220A;
      background: var(--accent);
      box-shadow: 0 12px 28px rgba(245, 158, 66, .2);
    }

    .btn-warm:hover {
      transform: translateY(-2px);
      background: #E8892A;
    }

    .hero {
      min-height: 820px;
      padding: 142px 0 84px;
      position: relative;
      overflow: hidden;
    }

    .hero::before {
      content: "";
      position: absolute;
      inset: 0;
      background:
        linear-gradient(90deg, rgba(246, 248, 245, .96), rgba(246, 248, 245, .78) 46%, rgba(246, 248, 245, .92)),
        url("/assets/images/backpic/back-1.webp") center/cover no-repeat;
      z-index: -2;
    }

    .hero::after {
      content: "";
      position: absolute;
      inset: 0;
      background-image:
        linear-gradient(rgba(15, 91, 79, .055) 1px, transparent 1px),
        linear-gradient(90deg, rgba(15, 91, 79, .055) 1px, transparent 1px);
      background-size: 42px 42px;
      mask-image: linear-gradient(180deg, rgba(0,0,0,.65), transparent 88%);
      z-index: -1;
    }

    .hero-grid {
      display: grid;
      grid-template-columns: minmax(0, 1.02fr) minmax(420px, .88fr);
      gap: 54px;
      align-items: center;
    }

    .hero-copy {
      max-width: 720px;
    }

    .hero-title-accent {
      color: var(--primary);
      position: relative;
      display: inline-block;
    }

    .hero-title-accent::after {
      content: "";
      position: absolute;
      left: 2px;
      right: 4px;
      bottom: 5px;
      height: 12px;
      border-radius: 999px;
      background: rgba(124, 227, 177, .38);
      z-index: -1;
    }

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

    .hero-note {
      margin-top: 22px;
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
    }

    .note-chip {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 8px 12px;
      border: 1px solid rgba(15, 91, 79, .12);
      background: rgba(255, 255, 255, .72);
      color: var(--muted);
      border-radius: 999px;
      font-size: 13px;
      font-weight: 700;
    }

    .note-chip i {
      width: 7px;
      height: 7px;
      border-radius: 50%;
      background: var(--accent);
      display: inline-block;
    }

    .sim-panel {
      background: rgba(255, 255, 255, .86);
      border: 1px solid rgba(15, 91, 79, .14);
      border-radius: 32px;
      box-shadow: var(--shadow-strong);
      padding: 18px;
      position: relative;
      overflow: hidden;
    }

    .sim-panel::before {
      content: "";
      position: absolute;
      width: 220px;
      height: 220px;
      border-radius: 999px;
      right: -70px;
      top: -90px;
      background: rgba(124, 227, 177, .25);
      filter: blur(6px);
    }

    .panel-top {
      position: relative;
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 7px 5px 15px;
      border-bottom: 1px solid rgba(15, 91, 79, .1);
    }

    .panel-dots {
      display: flex;
      gap: 8px;
    }

    .panel-dots span {
      width: 10px;
      height: 10px;
      border-radius: 50%;
      background: var(--border);
    }

    .panel-dots span:nth-child(1) { background: #F5A267; }
    .panel-dots span:nth-child(2) { background: #F2D36B; }
    .panel-dots span:nth-child(3) { background: #74D9A8; }

    .status-pill {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 7px 11px;
      border-radius: 999px;
      background: var(--primary-soft);
      color: var(--primary);
      font-size: 12px;
      font-weight: 800;
    }

    .status-pill::before {
      content: "";
      width: 7px;
      height: 7px;
      border-radius: 50%;
      background: var(--mint);
    }

    .panel-cover {
      position: relative;
      margin-top: 18px;
      border-radius: 24px;
      min-height: 230px;
      overflow: hidden;
      border: 1px solid rgba(15, 91, 79, .12);
      background: var(--primary-dark);
    }

    .panel-cover img {
      width: 100%;
      height: 260px;
      object-fit: cover;
      opacity: .88;
    }

    .panel-cover::after {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(180deg, transparent 18%, rgba(11, 47, 42, .78));
    }

    .cover-caption {
      position: absolute;
      left: 18px;
      right: 18px;
      bottom: 18px;
      z-index: 1;
      color: #fff;
    }

    .cover-caption strong {
      display: block;
      font-size: 22px;
      line-height: 1.25;
      margin-bottom: 8px;
    }

    .cover-caption span {
      display: block;
      color: rgba(255, 255, 255, .78);
      font-size: 14px;
      line-height: 1.65;
    }

    .panel-metrics {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 12px;
      margin-top: 14px;
    }

    .mini-stat {
      padding: 15px 14px;
      border-radius: 18px;
      background: var(--card-soft);
      border: 1px solid rgba(15, 91, 79, .1);
    }

    .mini-stat b {
      display: block;
      color: var(--primary);
      font-size: 22px;
      line-height: 1.15;
    }

    .mini-stat span {
      display: block;
      color: var(--weak);
      font-size: 12px;
      margin-top: 4px;
    }

    .module-stack {
      margin-top: 14px;
      display: grid;
      gap: 10px;
    }

    .module-row {
      display: grid;
      grid-template-columns: 96px 1fr auto;
      align-items: center;
      gap: 12px;
      padding: 12px 14px;
      border-radius: 18px;
      background: #fff;
      border: 1px solid rgba(15, 91, 79, .1);
    }

    .module-row span {
      color: var(--muted);
      font-size: 13px;
      font-weight: 700;
    }

    .bar {
      height: 8px;
      border-radius: 999px;
      background: var(--bg-soft);
      overflow: hidden;
    }

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

    .module-row em {
      font-style: normal;
      color: var(--primary);
      font-size: 12px;
      font-weight: 800;
    }

    .bento-grid {
      display: grid;
      grid-template-columns: 1.15fr .85fr;
      grid-template-rows: auto auto;
      gap: 22px;
    }

    .card {
      background: var(--card);
      border: 1px solid rgba(15, 91, 79, .1);
      border-radius: var(--radius);
      box-shadow: 0 10px 26px rgba(15, 91, 79, .055);
      transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
      overflow: hidden;
    }

    .card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow);
      border-color: rgba(15, 91, 79, .2);
    }

    .bento-main {
      grid-row: span 2;
      padding: 28px;
      min-height: 500px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      background:
        linear-gradient(180deg, rgba(255,255,255,.92), rgba(250,252,250,.98)),
        radial-gradient(circle at 85% 20%, rgba(124, 227, 177, .22), transparent 30%);
    }

    .bento-main .image-frame {
      margin-top: 24px;
      border-radius: 24px;
      overflow: hidden;
      border: 1px solid rgba(15, 91, 79, .12);
    }

    .bento-main img {
      width: 100%;
      height: 265px;
      object-fit: cover;
    }

    .bento-card {
      padding: 24px;
      min-height: 238px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .tag {
      display: inline-flex;
      align-items: center;
      width: fit-content;
      padding: 6px 11px;
      border-radius: 999px;
      color: var(--primary);
      background: var(--primary-soft);
      font-size: 13px;
      font-weight: 800;
      line-height: 1.3;
    }

    .tag.warm {
      color: #8A4A0E;
      background: var(--accent-soft);
    }

    .card-title {
      margin: 14px 0 10px;
    }

    .card-link {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      color: var(--primary);
      font-weight: 800;
      margin-top: 18px;
    }

    .card-link:hover {
      gap: 12px;
      text-decoration: underline;
      text-underline-offset: 4px;
    }

    .category-entry {
      display: grid;
      grid-template-columns: 1fr 360px;
      gap: 24px;
      align-items: stretch;
      padding: 28px;
      background: var(--primary-dark);
      color: #fff;
      border-radius: 30px;
      overflow: hidden;
      position: relative;
      box-shadow: var(--shadow-strong);
    }

    .category-entry::before {
      content: "";
      position: absolute;
      inset: 0;
      background-image:
        linear-gradient(rgba(255,255,255,.06) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.06) 1px, transparent 1px);
      background-size: 36px 36px;
      opacity: .7;
    }

    .category-entry > * {
      position: relative;
      z-index: 1;
    }

    .category-entry h2,
    .category-entry h3 {
      color: #fff;
    }

    .category-entry p {
      color: rgba(255, 255, 255, .74);
    }

    .category-panel {
      background: rgba(255, 255, 255, .08);
      border: 1px solid rgba(255, 255, 255, .14);
      border-radius: 24px;
      padding: 22px;
    }

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

    .category-tags span {
      padding: 8px 12px;
      border-radius: 999px;
      background: rgba(124, 227, 177, .14);
      border: 1px solid rgba(124, 227, 177, .24);
      color: rgba(255, 255, 255, .86);
      font-size: 13px;
      font-weight: 750;
    }

    .dark-stats {
      background: var(--primary-dark);
      color: #fff;
      border-radius: 34px;
      padding: 34px;
      position: relative;
      overflow: hidden;
      box-shadow: var(--shadow-strong);
    }

    .dark-stats::after {
      content: "";
      position: absolute;
      width: 360px;
      height: 360px;
      border-radius: 999px;
      right: -180px;
      top: -180px;
      background: rgba(124, 227, 177, .18);
    }

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

    .stat-item {
      padding: 22px;
      border-radius: 24px;
      background: rgba(255, 255, 255, .07);
      border: 1px solid rgba(255, 255, 255, .1);
    }

    .stat-item b {
      display: block;
      font-size: 34px;
      line-height: 1.1;
      color: var(--mint);
      margin-bottom: 8px;
    }

    .stat-item span {
      display: block;
      color: rgba(255, 255, 255, .78);
      font-weight: 700;
      font-size: 14px;
    }

    .scenario-list {
      display: grid;
      gap: 24px;
    }

    .scenario {
      display: grid;
      grid-template-columns: 360px 1fr;
      gap: 28px;
      align-items: center;
      padding: 22px;
      border-radius: 30px;
      background: var(--card);
      border: 1px solid rgba(15, 91, 79, .1);
      box-shadow: 0 10px 28px rgba(15, 91, 79, .05);
    }

    .scenario:nth-child(even) {
      grid-template-columns: 1fr 360px;
    }

    .scenario:nth-child(even) .scenario-media {
      order: 2;
    }

    .scenario-media {
      border-radius: 24px;
      overflow: hidden;
      border: 1px solid rgba(15, 91, 79, .1);
      background: var(--bg-soft);
    }

    .scenario-media img {
      width: 100%;
      height: 250px;
      object-fit: cover;
    }

    .scenario-content {
      padding: 8px 8px;
    }

    .scenario-points {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 10px;
      margin-top: 18px;
      list-style: none;
    }

    .scenario-points li,
    .check-list li {
      position: relative;
      padding-left: 24px;
      color: var(--muted);
      line-height: 1.7;
    }

    .scenario-points li::before,
    .check-list li::before {
      content: "";
      position: absolute;
      left: 0;
      top: .65em;
      width: 10px;
      height: 10px;
      border-radius: 50%;
      background: var(--mint);
      box-shadow: inset 0 0 0 3px rgba(15, 91, 79, .18);
    }

    .plans-wrap {
      display: grid;
      grid-template-columns: .82fr 1.18fr;
      gap: 28px;
      align-items: start;
    }

    .plan-intro {
      position: sticky;
      top: 116px;
      padding: 28px;
      border-radius: 30px;
      background:
        linear-gradient(180deg, rgba(228, 243, 237, .78), rgba(255,255,255,.9));
      border: 1px solid rgba(15, 91, 79, .12);
    }

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

    .plan-card {
      padding: 24px;
      border-radius: 26px;
      background: #fff;
      border: 1px solid rgba(15, 91, 79, .12);
      box-shadow: 0 8px 24px rgba(15, 91, 79, .045);
      position: relative;
      transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
    }

    .plan-card:hover {
      transform: translateY(-3px);
      border-color: rgba(15, 91, 79, .22);
      box-shadow: var(--shadow);
    }

    .plan-card.recommended {
      border-color: rgba(124, 227, 177, .82);
      background:
        linear-gradient(90deg, rgba(228, 243, 237, .92), #fff 46%);
    }

    .corner-badge {
      position: absolute;
      right: 20px;
      top: 20px;
      padding: 7px 10px;
      border-radius: 999px;
      background: var(--accent-soft);
      color: #8A4A0E;
      font-size: 12px;
      font-weight: 850;
    }

    .plan-meta {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin: 16px 0;
    }

    .plan-meta span {
      padding: 6px 10px;
      border-radius: 999px;
      background: var(--bg-soft);
      color: var(--muted);
      font-size: 13px;
      font-weight: 700;
    }

    .check-list {
      list-style: none;
      display: grid;
      gap: 8px;
      margin-top: 12px;
    }

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

    .process-card {
      counter-increment: step;
      padding: 24px;
      border-radius: 26px;
      background: #fff;
      border: 1px solid rgba(15, 91, 79, .1);
      position: relative;
      overflow: hidden;
    }

    .process-card::before {
      content: "0" counter(step);
      display: inline-flex;
      width: 46px;
      height: 46px;
      align-items: center;
      justify-content: center;
      border-radius: 16px;
      background: var(--primary);
      color: #fff;
      font-weight: 850;
      margin-bottom: 18px;
    }

    .process-card::after {
      content: "";
      position: absolute;
      width: 120px;
      height: 120px;
      border-radius: 999px;
      background: rgba(124, 227, 177, .16);
      right: -50px;
      top: -50px;
    }

    .faq-grid {
      display: grid;
      grid-template-columns: .82fr 1.18fr;
      gap: 30px;
      align-items: start;
    }

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

    .faq-item {
      border: 1px solid rgba(15, 91, 79, .12);
      border-radius: 22px;
      background: #fff;
      overflow: hidden;
      box-shadow: 0 8px 22px rgba(15, 91, 79, .04);
    }

    .faq-question {
      width: 100%;
      display: flex;
      justify-content: space-between;
      align-items: center;
      text-align: left;
      padding: 20px 22px;
      color: var(--text);
      font-weight: 800;
      gap: 18px;
    }

    .faq-question:hover {
      background: var(--card-soft);
    }

    .faq-question span:last-child {
      width: 28px;
      height: 28px;
      border-radius: 50%;
      display: inline-grid;
      place-items: center;
      background: var(--primary-soft);
      color: var(--primary);
      flex: 0 0 auto;
      transition: transform .25s ease;
    }

    .faq-item.active .faq-question span:last-child {
      transform: rotate(45deg);
      background: var(--mint-light);
    }

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

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

    .contact-cta {
      display: grid;
      grid-template-columns: 1fr 430px;
      gap: 28px;
      align-items: stretch;
      border-radius: 34px;
      padding: 34px;
      background:
        linear-gradient(135deg, rgba(15, 91, 79, .96), rgba(11, 47, 42, .98)),
        url("/assets/images/backpic/back-2.webp") center/cover no-repeat;
      color: #fff;
      position: relative;
      overflow: hidden;
      box-shadow: var(--shadow-strong);
    }

    .contact-cta::after {
      content: "";
      position: absolute;
      inset: 0;
      background-image:
        radial-gradient(circle at 18% 28%, rgba(124, 227, 177, .18), transparent 28%),
        linear-gradient(rgba(255,255,255,.055) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.055) 1px, transparent 1px);
      background-size: auto, 34px 34px, 34px 34px;
    }

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

    .contact-cta h2 {
      color: #fff;
    }

    .contact-cta p {
      color: rgba(255,255,255,.76);
    }

    .cta-points {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 24px;
    }

    .cta-points span {
      padding: 8px 12px;
      border-radius: 999px;
      background: rgba(255,255,255,.08);
      border: 1px solid rgba(255,255,255,.13);
      color: rgba(255,255,255,.86);
      font-size: 13px;
      font-weight: 750;
    }

    .contact-form {
      background: rgba(255,255,255,.96);
      border: 1px solid rgba(255,255,255,.22);
      border-radius: 28px;
      padding: 24px;
      color: var(--text);
      box-shadow: 0 18px 46px rgba(0,0,0,.12);
    }

    .form-grid {
      display: grid;
      gap: 14px;
    }

    .field label {
      display: block;
      color: var(--muted);
      font-size: 13px;
      font-weight: 800;
      margin-bottom: 7px;
    }

    .field input,
    .field textarea,
    .field select {
      width: 100%;
      border: 1px solid rgba(15, 91, 79, .12);
      border-radius: 16px;
      background: var(--bg-soft);
      color: var(--text);
      padding: 12px 14px;
      transition: border-color .25s ease, background .25s ease, box-shadow .25s ease;
    }

    .field textarea {
      min-height: 104px;
      resize: vertical;
    }

    .field input:focus,
    .field textarea:focus,
    .field select:focus {
      border-color: var(--primary);
      background: #fff;
      box-shadow: 0 0 0 4px rgba(124, 227, 177, .18);
    }

    .site-footer {
      padding: 58px 0 28px;
      background: #0B2F2A;
      color: rgba(255,255,255,.78);
      margin-top: 48px;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.1fr .7fr .7fr;
      gap: 38px;
      padding-bottom: 34px;
      border-bottom: 1px solid rgba(255,255,255,.1);
    }

    .footer-brand {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      color: #fff;
      font-weight: 850;
      margin-bottom: 16px;
    }

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

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

    .footer-links {
      display: grid;
      gap: 10px;
      list-style: none;
    }

    .footer-links a {
      color: rgba(255,255,255,.72);
      font-weight: 650;
    }

    .footer-links a:hover {
      color: var(--mint);
      text-decoration: underline;
      text-underline-offset: 4px;
    }

    .copyright {
      padding-top: 24px;
      display: flex;
      justify-content: space-between;
      gap: 18px;
      flex-wrap: wrap;
      color: rgba(255,255,255,.58);
      font-size: 14px;
    }

    @media (max-width: 1080px) {
      .hero-grid,
      .category-entry,
      .contact-cta {
        grid-template-columns: 1fr;
      }

      .hero {
        min-height: auto;
      }

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

      .plan-intro {
        position: relative;
        top: auto;
      }

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

      .scenario,
      .scenario:nth-child(even) {
        grid-template-columns: 1fr;
      }

      .scenario:nth-child(even) .scenario-media {
        order: 0;
      }
    }

    @media (max-width: 860px) {
      .container,
      .nav-shell {
        width: min(100% - 32px, var(--container));
      }

      .site-header {
        inset: 12px 0 auto 0;
      }

      .nav-shell {
        border-radius: 28px;
        flex-wrap: wrap;
      }

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

      .nav-links {
        display: none;
        width: 100%;
        order: 3;
        flex-direction: column;
        align-items: stretch;
        padding: 8px 0 4px;
      }

      .nav-shell.open .nav-links {
        display: flex;
      }

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

      .nav-actions .btn {
        display: none;
      }

      .hero {
        padding-top: 130px;
      }

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

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

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

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

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

    @media (max-width: 620px) {
      .section {
        padding: 62px 0;
      }

      .section-tight {
        padding: 50px 0;
      }

      .container,
      .nav-shell {
        width: min(100% - 28px, var(--container));
      }

      .brand-text span {
        display: none;
      }

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

      .btn {
        width: 100%;
      }

      .hero-note {
        gap: 8px;
      }

      .stats-grid,
      .process,
      .scenario-points {
        grid-template-columns: 1fr;
      }

      .dark-stats,
      .contact-cta,
      .category-entry {
        padding: 24px;
        border-radius: 26px;
      }

      .sim-panel {
        border-radius: 26px;
        padding: 14px;
      }

      .panel-cover img {
        height: 220px;
      }

      .bento-main,
      .bento-card,
      .plan-card,
      .process-card {
        padding: 22px;
      }

      .copyright {
        flex-direction: column;
      }
    }

    @media (hover: none) {
      .card:hover,
      .plan-card:hover,
      .btn:hover {
        transform: none;
      }
    }

/* roulang page: category1 */
:root {
      --color-primary: #0f5b4f;
      --color-primary-dark: #0b2f2a;
      --color-primary-soft: #e4f4ee;
      --color-mint: #7ce3b1;
      --color-mint-light: #a6f4c5;
      --color-accent: #f59e42;
      --color-bg: #f6f8f5;
      --color-bg-soft: #eef5f1;
      --color-card: #ffffff;
      --color-card-soft: #fafcfa;
      --color-text: #17211e;
      --color-body: #4d5b55;
      --color-muted: #75827c;
      --color-border: #dde8e2;
      --shadow-sm: 0 8px 24px rgba(15, 91, 79, .07);
      --shadow-md: 0 14px 40px rgba(15, 91, 79, .10);
      --shadow-lg: 0 24px 70px rgba(11, 47, 42, .16);
      --radius-sm: 14px;
      --radius-md: 20px;
      --radius-lg: 28px;
      --radius-pill: 999px;
      --container: 1200px;
      --section: 86px;
      --nav-height: 76px;
      --transition: all .24s ease;
      --font: PingFang SC, Microsoft YaHei, Noto Sans SC, Helvetica Neue, Arial, sans-serif;
    }

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

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

    body {
      font-family: var(--font);
      color: var(--color-text);
      background:
        radial-gradient(circle at 8% 8%, rgba(124, 227, 177, .22), transparent 28%),
        radial-gradient(circle at 92% 6%, rgba(245, 158, 66, .12), transparent 24%),
        linear-gradient(180deg, #f8fbf8 0%, var(--color-bg) 42%, #ffffff 100%);
      line-height: 1.75;
      font-size: 16px;
      overflow-x: hidden;
    }

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

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

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

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

    input,
    textarea,
    select {
      width: 100%;
      border: 1px solid rgba(15, 91, 79, .14);
      background: #f7fbf8;
      color: var(--color-text);
      border-radius: 16px;
      padding: 13px 15px;
      outline: none;
      transition: var(--transition);
    }

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

    input:focus,
    textarea:focus,
    select:focus,
    button:focus-visible,
    a:focus-visible {
      outline: 4px solid rgba(124, 227, 177, .38);
      outline-offset: 3px;
      border-color: var(--color-primary);
    }

    .container {
      width: min(100% - 48px, var(--container));
      margin: 0 auto;
    }

    .site-header {
      position: fixed;
      top: 18px;
      left: 0;
      right: 0;
      z-index: 1000;
      pointer-events: none;
    }

    .nav-shell {
      width: min(100% - 48px, var(--container));
      min-height: var(--nav-height);
      margin: 0 auto;
      padding: 10px 12px 10px 16px;
      border-radius: var(--radius-pill);
      border: 1px solid rgba(15, 91, 79, .12);
      background: rgba(255, 255, 255, .9);
      backdrop-filter: blur(16px);
      box-shadow: var(--shadow-sm);
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
      pointer-events: auto;
    }

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

    .brand-mark {
      width: 44px;
      height: 44px;
      flex: 0 0 44px;
      border-radius: 16px;
      display: grid;
      place-items: center;
      color: #ffffff;
      font-weight: 800;
      letter-spacing: .02em;
      background:
        linear-gradient(135deg, var(--color-primary) 0%, #17846f 70%),
        var(--color-primary);
      box-shadow: 0 10px 24px rgba(15, 91, 79, .22);
    }

    .brand-text {
      display: flex;
      flex-direction: column;
      line-height: 1.2;
    }

    .brand-text strong {
      font-size: 16px;
      font-weight: 800;
      color: var(--color-text);
      white-space: nowrap;
    }

    .brand-text span {
      font-size: 12px;
      color: var(--color-muted);
      white-space: nowrap;
    }

    .nav-links {
      list-style: none;
      display: flex;
      align-items: center;
      gap: 6px;
      padding: 6px;
      border-radius: var(--radius-pill);
      background: rgba(238, 245, 241, .72);
    }

    .nav-links a {
      display: inline-flex;
      align-items: center;
      min-height: 40px;
      padding: 0 16px;
      border-radius: var(--radius-pill);
      color: var(--color-body);
      font-size: 14px;
      font-weight: 700;
    }

    .nav-links a:hover {
      color: var(--color-primary);
      background: rgba(124, 227, 177, .18);
    }

    .nav-links a.active {
      color: var(--color-primary);
      background: #ffffff;
      box-shadow: 0 6px 18px rgba(15, 91, 79, .08);
    }

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

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      min-height: 46px;
      padding: 12px 22px;
      border-radius: var(--radius-pill);
      font-size: 15px;
      font-weight: 800;
      border: 1px solid transparent;
      transition: var(--transition);
      white-space: nowrap;
    }

    .btn-primary {
      color: #ffffff;
      background: var(--color-primary);
      box-shadow: 0 12px 26px rgba(15, 91, 79, .20);
    }

    .btn-primary:hover {
      transform: translateY(-2px);
      background: #0b4d43;
      box-shadow: 0 18px 34px rgba(15, 91, 79, .26);
    }

    .btn-secondary {
      color: var(--color-primary);
      background: #ffffff;
      border-color: rgba(15, 91, 79, .14);
    }

    .btn-secondary:hover {
      transform: translateY(-2px);
      border-color: rgba(15, 91, 79, .26);
      background: var(--color-primary-soft);
    }

    .btn-ghost {
      color: var(--color-primary);
      background: rgba(124, 227, 177, .16);
      border-color: rgba(124, 227, 177, .36);
    }

    .btn-ghost:hover {
      transform: translateY(-2px);
      background: rgba(124, 227, 177, .26);
    }

    .mobile-toggle {
      display: none;
      width: 46px;
      height: 46px;
      border-radius: 50%;
      color: var(--color-primary);
      background: var(--color-primary-soft);
      font-size: 22px;
      line-height: 1;
    }

    main {
      padding-top: 120px;
    }

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

    .section-tight {
      padding: 66px 0;
    }

    .section-head {
      max-width: 780px;
      margin-bottom: 34px;
    }

    .section-kicker,
    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 7px 12px;
      border-radius: var(--radius-pill);
      color: var(--color-primary);
      background: rgba(124, 227, 177, .18);
      border: 1px solid rgba(15, 91, 79, .10);
      font-size: 13px;
      font-weight: 800;
      line-height: 1.4;
    }

    h1,
    h2,
    h3 {
      color: var(--color-text);
      line-height: 1.2;
      letter-spacing: -.02em;
    }

    h1 {
      margin-top: 18px;
      font-size: clamp(34px, 5vw, 54px);
      font-weight: 850;
      max-width: 820px;
    }

    h2 {
      margin-top: 14px;
      font-size: clamp(28px, 3.2vw, 38px);
      font-weight: 820;
    }

    h3 {
      font-size: 21px;
      font-weight: 800;
    }

    p {
      color: var(--color-body);
    }

    .lead {
      margin-top: 18px;
      max-width: 760px;
      color: var(--color-body);
      font-size: 17px;
      line-height: 1.9;
    }

    .hero-category {
      padding: 56px 0 48px;
    }

    .hero-panel {
      position: relative;
      overflow: hidden;
      border-radius: 34px;
      padding: 52px;
      min-height: 430px;
      background:
        linear-gradient(100deg, rgba(247, 251, 248, .96) 0%, rgba(247, 251, 248, .90) 52%, rgba(15, 91, 79, .72) 100%),
        url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
      border: 1px solid rgba(15, 91, 79, .12);
      box-shadow: var(--shadow-lg);
    }

    .hero-panel::before {
      content: "";
      position: absolute;
      inset: 0;
      pointer-events: none;
      background-image:
        linear-gradient(rgba(15, 91, 79, .055) 1px, transparent 1px),
        linear-gradient(90deg, rgba(15, 91, 79, .055) 1px, transparent 1px);
      background-size: 32px 32px;
      mask-image: linear-gradient(90deg, #000 0%, rgba(0,0,0,.75) 48%, transparent 100%);
    }

    .hero-content {
      position: relative;
      z-index: 2;
      max-width: 740px;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 28px;
    }

    .hero-summary {
      position: absolute;
      right: 34px;
      bottom: 34px;
      width: min(360px, 38%);
      z-index: 2;
      border-radius: 26px;
      padding: 20px;
      color: #ffffff;
      background: rgba(11, 47, 42, .88);
      border: 1px solid rgba(166, 244, 197, .25);
      box-shadow: 0 22px 55px rgba(11, 47, 42, .26);
    }

    .hero-summary-top {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      margin-bottom: 14px;
    }

    .status-dot {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      color: var(--color-mint-light);
      font-size: 13px;
      font-weight: 800;
    }

    .status-dot::before {
      content: "";
      width: 9px;
      height: 9px;
      border-radius: 50%;
      background: var(--color-mint);
      box-shadow: 0 0 0 6px rgba(124, 227, 177, .13);
    }

    .mini-stat-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 10px;
    }

    .mini-stat {
      padding: 13px;
      border-radius: 18px;
      background: rgba(255, 255, 255, .08);
      border: 1px solid rgba(255, 255, 255, .10);
    }

    .mini-stat strong {
      display: block;
      color: #ffffff;
      font-size: 22px;
      line-height: 1.1;
    }

    .mini-stat span {
      display: block;
      margin-top: 4px;
      color: rgba(255, 255, 255, .72);
      font-size: 12px;
    }

    .tag-strip {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 26px;
    }

    .tag {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      min-height: 36px;
      padding: 8px 14px;
      border-radius: var(--radius-pill);
      color: var(--color-primary);
      background: #ffffff;
      border: 1px solid rgba(15, 91, 79, .12);
      box-shadow: 0 8px 20px rgba(15, 91, 79, .05);
      font-size: 14px;
      font-weight: 800;
    }

    .tag.is-accent {
      color: #7a4309;
      background: rgba(245, 158, 66, .14);
      border-color: rgba(245, 158, 66, .24);
    }

    .filter-bar {
      position: sticky;
      top: 104px;
      z-index: 50;
      margin-top: -12px;
      padding: 12px;
      border-radius: 24px;
      background: rgba(255, 255, 255, .88);
      border: 1px solid rgba(15, 91, 79, .10);
      backdrop-filter: blur(14px);
      box-shadow: var(--shadow-sm);
      display: flex;
      gap: 10px;
      flex-wrap: wrap;
    }

    .filter-pill {
      display: inline-flex;
      align-items: center;
      min-height: 38px;
      padding: 8px 15px;
      border-radius: var(--radius-pill);
      font-size: 14px;
      font-weight: 800;
      color: var(--color-body);
      background: var(--color-bg-soft);
      border: 1px solid transparent;
    }

    .filter-pill:hover,
    .filter-pill.active {
      color: var(--color-primary);
      background: rgba(124, 227, 177, .20);
      border-color: rgba(15, 91, 79, .12);
    }

    .solution-layout {
      display: grid;
      grid-template-columns: minmax(0, 1.15fr) minmax(320px, .85fr);
      gap: 26px;
      align-items: start;
    }

    .wide-card-list {
      display: grid;
      gap: 20px;
    }

    .solution-card {
      position: relative;
      overflow: hidden;
      display: grid;
      grid-template-columns: 1fr 220px;
      gap: 22px;
      padding: 24px;
      border-radius: var(--radius-lg);
      background: var(--color-card);
      border: 1px solid rgba(15, 91, 79, .10);
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
    }

    .solution-card:hover {
      transform: translateY(-4px);
      border-color: rgba(15, 91, 79, .24);
      box-shadow: var(--shadow-md);
    }

    .solution-card h3 {
      margin: 12px 0 10px;
    }

    .solution-card p {
      font-size: 15.5px;
      line-height: 1.85;
    }

    .card-points {
      display: grid;
      gap: 9px;
      margin: 16px 0 20px;
      list-style: none;
    }

    .card-points li {
      position: relative;
      padding-left: 22px;
      color: var(--color-body);
      font-size: 14.5px;
      line-height: 1.6;
    }

    .card-points li::before {
      content: "";
      position: absolute;
      left: 0;
      top: .58em;
      width: 9px;
      height: 9px;
      border-radius: 50%;
      background: var(--color-mint);
      box-shadow: 0 0 0 4px rgba(124, 227, 177, .14);
    }

    .text-link {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: var(--color-primary);
      font-weight: 850;
    }

    .text-link::after {
      content: "→";
      transition: var(--transition);
    }

    .text-link:hover {
      color: #0b4d43;
      text-decoration: underline;
      text-underline-offset: 4px;
    }

    .text-link:hover::after {
      transform: translateX(4px);
    }

    .solution-cover {
      overflow: hidden;
      min-height: 190px;
      border-radius: 22px;
      border: 1px solid rgba(15, 91, 79, .10);
      background: var(--color-bg-soft);
    }

    .solution-cover img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform .35s ease;
    }

    .solution-card:hover .solution-cover img {
      transform: scale(1.04);
    }

    .recommend-card {
      position: sticky;
      top: 180px;
      overflow: hidden;
      border-radius: 30px;
      background: var(--color-primary-dark);
      color: #ffffff;
      box-shadow: var(--shadow-lg);
      border: 1px solid rgba(166, 244, 197, .20);
    }

    .recommend-image {
      height: 220px;
      overflow: hidden;
      background: #123d36;
    }

    .recommend-image img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      opacity: .88;
    }

    .recommend-body {
      padding: 26px;
    }

    .recommend-body h2,
    .recommend-body h3 {
      color: #ffffff;
    }

    .recommend-body h2 {
      font-size: 28px;
      margin-top: 12px;
    }

    .recommend-body p {
      margin-top: 12px;
      color: rgba(255, 255, 255, .76);
    }

    .recommend-list {
      margin-top: 18px;
      display: grid;
      gap: 10px;
      list-style: none;
    }

    .recommend-list li {
      padding: 12px 14px;
      border-radius: 16px;
      color: rgba(255, 255, 255, .86);
      background: rgba(255, 255, 255, .08);
      border: 1px solid rgba(255, 255, 255, .10);
      font-size: 14px;
    }

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

    .module-card {
      position: relative;
      min-height: 210px;
      padding: 24px;
      border-radius: var(--radius-lg);
      background: var(--color-card);
      border: 1px solid rgba(15, 91, 79, .10);
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
    }

    .module-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
      border-color: rgba(15, 91, 79, .22);
    }

    .module-icon {
      width: 46px;
      height: 46px;
      border-radius: 16px;
      display: grid;
      place-items: center;
      color: var(--color-primary);
      background: rgba(124, 227, 177, .18);
      font-weight: 900;
      margin-bottom: 18px;
    }

    .module-card h3 {
      font-size: 19px;
      margin-bottom: 10px;
    }

    .module-card p {
      font-size: 14.5px;
      line-height: 1.75;
    }

    .process-section {
      overflow: hidden;
      border-radius: 36px;
      background:
        linear-gradient(135deg, rgba(11, 47, 42, .96), rgba(15, 91, 79, .90)),
        url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
      color: #ffffff;
      padding: 54px;
      border: 1px solid rgba(166, 244, 197, .18);
      box-shadow: var(--shadow-lg);
    }

    .process-section h2,
    .process-section h3 {
      color: #ffffff;
    }

    .process-section .lead,
    .process-section p {
      color: rgba(255, 255, 255, .76);
    }

    .process-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 16px;
      margin-top: 34px;
      counter-reset: step;
    }

    .process-card {
      position: relative;
      min-height: 210px;
      padding: 22px;
      border-radius: 24px;
      background: rgba(255, 255, 255, .08);
      border: 1px solid rgba(255, 255, 255, .12);
      transition: var(--transition);
      counter-increment: step;
    }

    .process-card:hover {
      transform: translateY(-3px);
      background: rgba(255, 255, 255, .12);
    }

    .process-card::before {
      content: "0" counter(step);
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 44px;
      height: 34px;
      margin-bottom: 18px;
      border-radius: var(--radius-pill);
      color: var(--color-primary-dark);
      background: var(--color-mint-light);
      font-weight: 900;
    }

    .process-card h3 {
      font-size: 18px;
      margin-bottom: 10px;
    }

    .compare-grid {
      display: grid;
      grid-template-columns: .78fr 1fr 1fr;
      gap: 18px;
      align-items: stretch;
    }

    .compare-note,
    .compare-card {
      border-radius: var(--radius-lg);
      border: 1px solid rgba(15, 91, 79, .10);
      box-shadow: var(--shadow-sm);
    }

    .compare-note {
      padding: 26px;
      background: var(--color-primary-soft);
    }

    .compare-note h2 {
      font-size: 28px;
    }

    .compare-note p {
      margin-top: 14px;
    }

    .compare-card {
      position: relative;
      padding: 26px;
      background: #ffffff;
      transition: var(--transition);
    }

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

    .compare-card.featured {
      border-color: rgba(124, 227, 177, .62);
      box-shadow: 0 18px 50px rgba(15, 91, 79, .12);
    }

    .corner-badge {
      position: absolute;
      top: 20px;
      right: 20px;
      padding: 6px 10px;
      border-radius: var(--radius-pill);
      background: rgba(245, 158, 66, .16);
      color: #8a4b09;
      font-size: 12px;
      font-weight: 900;
    }

    .compare-card h3 {
      padding-right: 72px;
      margin-bottom: 12px;
    }

    .compare-list {
      display: grid;
      gap: 10px;
      margin-top: 18px;
      list-style: none;
    }

    .compare-list li {
      padding: 11px 13px;
      border-radius: 16px;
      color: var(--color-body);
      background: var(--color-bg);
      font-size: 14px;
      line-height: 1.55;
    }

    .faq-wrap {
      display: grid;
      grid-template-columns: .72fr 1.28fr;
      gap: 34px;
      align-items: start;
    }

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

    .faq-item {
      border-radius: 22px;
      background: #ffffff;
      border: 1px solid rgba(15, 91, 79, .10);
      box-shadow: var(--shadow-sm);
      overflow: hidden;
    }

    .faq-question {
      width: 100%;
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 16px;
      padding: 20px 22px;
      color: var(--color-text);
      font-weight: 850;
      text-align: left;
      transition: var(--transition);
    }

    .faq-question:hover {
      background: rgba(124, 227, 177, .10);
    }

    .faq-question span:last-child {
      width: 30px;
      height: 30px;
      flex: 0 0 30px;
      display: grid;
      place-items: center;
      border-radius: 50%;
      color: var(--color-primary);
      background: var(--color-primary-soft);
      transition: var(--transition);
    }

    .faq-item.open .faq-question span:last-child {
      transform: rotate(45deg);
      background: var(--color-mint-light);
    }

    .faq-answer {
      display: none;
      padding: 0 22px 22px;
      color: var(--color-body);
      line-height: 1.85;
    }

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

    .contact-cta {
      display: grid;
      grid-template-columns: 1fr 420px;
      gap: 28px;
      align-items: stretch;
      padding: 34px;
      border-radius: 34px;
      background:
        linear-gradient(135deg, rgba(228, 244, 238, .92), rgba(255, 255, 255, .92)),
        url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
      border: 1px solid rgba(15, 91, 79, .12);
      box-shadow: var(--shadow-lg);
    }

    .contact-copy {
      padding: 18px;
      display: flex;
      flex-direction: column;
      justify-content: center;
    }

    .contact-copy h2 {
      max-width: 660px;
    }

    .contact-copy p {
      margin-top: 16px;
      max-width: 680px;
    }

    .contact-form {
      padding: 24px;
      border-radius: 28px;
      background: rgba(255, 255, 255, .92);
      border: 1px solid rgba(15, 91, 79, .12);
      box-shadow: var(--shadow-sm);
    }

    .form-grid {
      display: grid;
      gap: 14px;
    }

    .form-label {
      display: grid;
      gap: 7px;
      color: var(--color-text);
      font-size: 14px;
      font-weight: 800;
    }

    .form-note {
      margin-top: 12px;
      color: var(--color-muted);
      font-size: 13px;
      line-height: 1.65;
    }

    .site-footer {
      margin-top: 30px;
      padding: 58px 0 26px;
      background: var(--color-primary-dark);
      color: #ffffff;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.35fr .8fr .9fr;
      gap: 40px;
      padding-bottom: 34px;
      border-bottom: 1px solid rgba(255, 255, 255, .12);
    }

    .footer-brand {
      color: #ffffff;
      font-weight: 900;
      font-size: 18px;
    }

    .site-footer p {
      max-width: 440px;
      margin-top: 16px;
      color: rgba(255, 255, 255, .70);
      line-height: 1.85;
    }

    .site-footer h3 {
      color: #ffffff;
      font-size: 17px;
      margin-bottom: 14px;
    }

    .footer-links {
      list-style: none;
      display: grid;
      gap: 10px;
    }

    .footer-links a {
      color: rgba(255, 255, 255, .72);
      font-size: 14px;
    }

    .footer-links a:hover {
      color: var(--color-mint-light);
      text-decoration: underline;
      text-underline-offset: 4px;
    }

    .copyright {
      display: flex;
      justify-content: space-between;
      gap: 18px;
      padding-top: 22px;
      color: rgba(255, 255, 255, .62);
      font-size: 13px;
    }

    @media (max-width: 1100px) {
      .hero-summary {
        position: relative;
        right: auto;
        bottom: auto;
        width: 100%;
        max-width: 560px;
        margin-top: 28px;
      }

      .solution-layout,
      .faq-wrap,
      .contact-cta {
        grid-template-columns: 1fr;
      }

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

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

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

    @media (max-width: 900px) {
      .site-header {
        top: 12px;
      }

      .nav-shell {
        width: min(100% - 28px, var(--container));
        border-radius: 28px;
        flex-wrap: wrap;
        align-items: center;
      }

      .mobile-toggle {
        display: grid;
        place-items: center;
      }

      .nav-links {
        order: 4;
        width: 100%;
        display: none;
        flex-direction: column;
        align-items: stretch;
        border-radius: 22px;
        padding: 10px;
        background: #ffffff;
        border: 1px solid rgba(15, 91, 79, .10);
      }

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

      .nav-links a {
        justify-content: center;
        min-height: 46px;
      }

      .nav-actions .btn {
        display: none;
      }

      main {
        padding-top: 112px;
      }

      .hero-panel,
      .process-section,
      .contact-cta {
        padding: 32px;
        border-radius: 28px;
      }

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

      .solution-cover {
        min-height: 240px;
      }

      .filter-bar {
        position: relative;
        top: auto;
      }

      .footer-grid {
        grid-template-columns: 1fr;
        gap: 28px;
      }

      .copyright {
        flex-direction: column;
      }
    }

    @media (max-width: 640px) {
      :root {
        --section: 58px;
      }

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

      .nav-shell {
        width: min(100% - 24px, var(--container));
        padding: 10px;
      }

      .brand-text span {
        display: none;
      }

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

      .brand-mark {
        width: 40px;
        height: 40px;
        flex-basis: 40px;
        border-radius: 14px;
      }

      main {
        padding-top: 104px;
      }

      h1 {
        font-size: 34px;
      }

      h2 {
        font-size: 28px;
      }

      .hero-panel,
      .process-section,
      .contact-cta {
        padding: 24px;
        border-radius: 24px;
      }

      .hero-actions,
      .contact-copy .hero-actions {
        flex-direction: column;
      }

      .btn {
        width: 100%;
      }

      .mini-stat-grid,
      .module-grid,
      .process-grid {
        grid-template-columns: 1fr;
      }

      .solution-cover {
        min-height: 200px;
      }

      .filter-bar {
        overflow-x: auto;
        flex-wrap: nowrap;
        padding-bottom: 14px;
      }

      .filter-pill {
        flex: 0 0 auto;
      }

      .contact-form {
        padding: 18px;
        border-radius: 22px;
      }
    }

    @media (hover: none) {
      .solution-card:hover,
      .module-card:hover,
      .compare-card:hover,
      .process-card:hover,
      .btn:hover {
        transform: none;
      }
    }