/* roulang page: index */
:root {
      --brand: #138a43;
      --brand-strong: #0b6b32;
      --brand-soft: #eaf8ef;
      --success: #18b65d;
      --ink: #111714;
      --muted: #66736c;
      --soft: #f6f8f6;
      --line: #dfe7e2;
      --card: #ffffff;
      --gold: #b89442;
      --danger-soft: #fff4e6;
      --shadow: 0 16px 46px rgba(17, 23, 20, .08);
      --shadow-sm: 0 8px 22px rgba(17, 23, 20, .06);
      --radius: 8px;
      --radius-sm: 6px;
      --container: 1180px;
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      font-family: "Inter", "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
      color: var(--ink);
      background: #fff;
      line-height: 1.65;
      letter-spacing: 0;
      text-rendering: optimizeLegibility;
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: color .2s ease, border-color .2s ease, background .2s ease, transform .2s ease;
    }

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

    button,
    input,
    select {
      font: inherit;
    }

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

    .command-header {
      position: sticky;
      top: 0;
      z-index: 50;
      background: rgba(255, 255, 255, .92);
      backdrop-filter: blur(18px);
      border-bottom: 1px solid rgba(223, 231, 226, .9);
    }

    .command-nav {
      min-height: 74px;
      display: grid;
      grid-template-columns: auto 1fr auto;
      align-items: center;
      gap: 26px;
    }

    .brand-logo {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      font-weight: 800;
      color: var(--ink);
      white-space: nowrap;
    }

    .brand-mark {
      width: 34px;
      height: 34px;
      border-radius: 7px;
      display: grid;
      place-items: center;
      background: linear-gradient(135deg, var(--brand), var(--success));
      color: #fff;
      font-size: 15px;
      box-shadow: 0 10px 20px rgba(19, 138, 67, .25);
    }

    .nav-center {
      display: flex;
      justify-content: center;
      align-items: center;
      gap: 8px;
    }

    .nav-link-item {
      padding: 8px 12px;
      border-radius: 999px;
      color: var(--muted);
      font-size: 14px;
      font-weight: 650;
      border: 1px solid transparent;
    }

    .nav-link-item:hover,
    .nav-link-item.active {
      color: var(--brand-strong);
      background: var(--brand-soft);
      border-color: rgba(19, 138, 67, .16);
    }

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

    .command-search {
      width: 236px;
      height: 42px;
      display: flex;
      align-items: center;
      gap: 9px;
      border: 1px solid var(--line);
      border-radius: 999px;
      background: #fff;
      padding: 0 14px;
      color: var(--muted);
      box-shadow: 0 6px 18px rgba(17, 23, 20, .04);
    }

    .command-search input {
      width: 100%;
      border: 0;
      outline: 0;
      color: var(--ink);
      background: transparent;
      font-size: 14px;
    }

    .command-search:focus-within {
      border-color: rgba(19, 138, 67, .45);
      box-shadow: 0 0 0 4px rgba(19, 138, 67, .12);
    }

    .btn-green,
    .btn-lightline,
    .btn-ghost {
      min-height: 42px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      border-radius: 999px;
      padding: 10px 18px;
      font-size: 14px;
      font-weight: 750;
      border: 1px solid transparent;
      transition: transform .2s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease;
      white-space: nowrap;
    }

    .btn-green {
      background: var(--brand);
      color: #fff;
      box-shadow: 0 12px 24px rgba(19, 138, 67, .22);
    }

    .btn-green:hover,
    .btn-green:focus {
      background: var(--brand-strong);
      color: #fff;
      transform: translateY(-1px);
      box-shadow: 0 16px 32px rgba(19, 138, 67, .26);
    }

    .btn-lightline {
      background: #fff;
      color: var(--ink);
      border-color: var(--line);
    }

    .btn-lightline:hover,
    .btn-lightline:focus {
      color: var(--brand-strong);
      border-color: rgba(19, 138, 67, .42);
      background: var(--brand-soft);
      transform: translateY(-1px);
    }

    .btn-ghost {
      color: var(--brand-strong);
      background: transparent;
      padding-inline: 10px;
    }

    .btn-ghost:hover {
      background: var(--brand-soft);
      color: var(--brand-strong);
    }

    .hero {
      padding: 34px 0 26px;
      border-bottom: 1px solid var(--line);
      background:
        linear-gradient(180deg, rgba(234, 248, 239, .95), rgba(255, 255, 255, 1) 62%),
        repeating-linear-gradient(90deg, rgba(19, 138, 67, .05) 0, rgba(19, 138, 67, .05) 1px, transparent 1px, transparent 80px);
    }

    .hero-stage {
      position: relative;
      min-height: 560px;
      border: 1px solid rgba(19, 138, 67, .18);
      border-radius: var(--radius);
      overflow: hidden;
      background:
        linear-gradient(135deg, rgba(17, 23, 20, .74), rgba(17, 23, 20, .18)),
        url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='1400' height='720' viewBox='0 0 1400 720'%3E%3Crect width='1400' height='720' fill='%23f7fbf8'/%3E%3Cpath d='M0 520 C260 440 450 610 720 500 C980 395 1130 480 1400 360 L1400 720 L0 720 Z' fill='%23dff2e6'/%3E%3Cpath d='M0 160 L1400 70' stroke='%23cbd8d0' stroke-width='2'/%3E%3Cpath d='M160 0 L1040 720' stroke='%23d7e5dc' stroke-width='2'/%3E%3Cpath d='M360 0 L1240 720' stroke='%23edf4ef' stroke-width='4'/%3E%3Crect x='650' y='100' width='520' height='330' rx='16' fill='%23ffffff' stroke='%23dfe7e2'/%3E%3Crect x='690' y='145' width='180' height='18' rx='9' fill='%23138a43' opacity='.26'/%3E%3Crect x='690' y='190' width='410' height='18' rx='9' fill='%23dfe7e2'/%3E%3Crect x='690' y='230' width='360' height='18' rx='9' fill='%23dfe7e2'/%3E%3Crect x='690' y='290' width='118' height='68' rx='10' fill='%23eaf8ef'/%3E%3Crect x='835' y='290' width='118' height='68' rx='10' fill='%23f6f8f6'/%3E%3Crect x='980' y='290' width='118' height='68' rx='10' fill='%23eaf8ef'/%3E%3C/svg%3E");
      background-size: cover;
      background-position: center;
      box-shadow: var(--shadow);
    }

    .hero-overlay {
      position: absolute;
      inset: 0;
      display: grid;
      grid-template-rows: auto 1fr auto;
      padding: 28px;
    }

    .series-tabs {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      align-items: center;
    }

    .series-tab {
      border-radius: 999px;
      border: 1px solid rgba(255, 255, 255, .38);
      background: rgba(255, 255, 255, .16);
      color: #fff;
      backdrop-filter: blur(10px);
      padding: 8px 13px;
      font-size: 13px;
      font-weight: 720;
    }

    .series-tab.active,
    .series-tab:hover {
      background: #fff;
      color: var(--brand-strong);
      border-color: #fff;
    }

    .hero-content {
      max-width: 780px;
      align-self: center;
      color: #fff;
      padding: 34px 0;
    }

    .status-pill {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 7px 12px;
      border-radius: 999px;
      background: rgba(255, 255, 255, .18);
      border: 1px solid rgba(255, 255, 255, .32);
      font-size: 13px;
      font-weight: 760;
      margin-bottom: 18px;
    }

    .status-dot {
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: #32e179;
      box-shadow: 0 0 0 5px rgba(50, 225, 121, .18);
    }

    h1 {
      max-width: 760px;
      font-size: clamp(36px, 5.2vw, 72px);
      line-height: 1.06;
      font-weight: 860;
      margin: 0 0 18px;
      letter-spacing: 0;
    }

    .hero-copy {
      max-width: 720px;
      color: rgba(255, 255, 255, .9);
      font-size: 17px;
      margin: 0 0 26px;
    }

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

    .hero-actions .btn-lightline {
      background: rgba(255, 255, 255, .95);
      border-color: rgba(255, 255, 255, .8);
    }

    .hero-bottom {
      display: grid;
      grid-template-columns: 1.15fr .85fr;
      gap: 16px;
      align-items: end;
    }

    .stage-panel,
    .count-panel {
      background: rgba(255, 255, 255, .96);
      border: 1px solid rgba(223, 231, 226, .92);
      border-radius: var(--radius);
      box-shadow: 0 12px 36px rgba(17, 23, 20, .12);
      padding: 18px;
    }

    .stage-panel {
      display: grid;
      grid-template-columns: 1.2fr .8fr;
      gap: 18px;
    }

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

    .window-dots {
      display: inline-flex;
      gap: 6px;
    }

    .window-dots span {
      width: 9px;
      height: 9px;
      border-radius: 50%;
      background: var(--line);
    }

    .window-dots span:nth-child(2) {
      background: #bfe8cd;
    }

    .window-dots span:nth-child(3) {
      background: var(--success);
    }

    .mini-label {
      color: var(--muted);
      font-size: 12px;
      font-weight: 750;
    }

    .stage-row {
      display: grid;
      grid-template-columns: 72px 1fr auto;
      gap: 12px;
      align-items: center;
      padding: 12px 0;
      border-top: 1px solid var(--line);
    }

    .stage-row strong {
      font-size: 15px;
    }

    .stage-row p {
      margin: 2px 0 0;
      color: var(--muted);
      font-size: 13px;
    }

    .rank-no {
      width: 44px;
      height: 34px;
      display: grid;
      place-items: center;
      border-radius: var(--radius-sm);
      color: var(--brand-strong);
      background: var(--brand-soft);
      font-weight: 850;
    }

    .badge-soft {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      border-radius: 999px;
      padding: 5px 10px;
      color: var(--brand-strong);
      background: var(--brand-soft);
      border: 1px solid rgba(19, 138, 67, .14);
      font-size: 12px;
      font-weight: 760;
      white-space: nowrap;
    }

    .count-panel h2 {
      font-size: 16px;
      margin: 0 0 12px;
      font-weight: 820;
    }

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

    .count-box {
      text-align: center;
      border-radius: var(--radius-sm);
      background: var(--soft);
      border: 1px solid var(--line);
      padding: 10px 6px;
    }

    .count-box b {
      display: block;
      color: var(--brand-strong);
      font-size: 24px;
      line-height: 1;
    }

    .count-box span {
      color: var(--muted);
      font-size: 12px;
    }

    .section {
      padding: 74px 0;
    }

    .section.alt {
      background: var(--soft);
      border-block: 1px solid var(--line);
    }

    .section-head {
      max-width: 760px;
      margin-bottom: 28px;
    }

    .section-kicker {
      color: var(--brand-strong);
      font-size: 13px;
      font-weight: 820;
      margin-bottom: 8px;
    }

    .section-title {
      font-size: clamp(26px, 3vw, 40px);
      line-height: 1.2;
      font-weight: 840;
      margin: 0 0 12px;
    }

    .section-desc {
      color: var(--muted);
      margin: 0;
      font-size: 16px;
    }

    .case-layout {
      display: grid;
      grid-template-columns: 1.1fr .9fr;
      gap: 22px;
      align-items: stretch;
    }

    .case-card,
    .metric-card,
    .compare-card,
    .news-panel,
    .form-panel,
    .entry-card,
    .faq-item {
      background: var(--card);
      border: 1px solid var(--line);
      border-radius: var(--radius);
      box-shadow: var(--shadow-sm);
      transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease;
    }

    .case-card:hover,
    .metric-card:hover,
    .compare-card:hover,
    .entry-card:hover,
    .faq-item:hover {
      transform: translateY(-2px);
      border-color: rgba(19, 138, 67, .34);
      box-shadow: var(--shadow);
    }

    .case-feature {
      padding: 26px;
      min-height: 320px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      background:
        linear-gradient(135deg, rgba(234, 248, 239, .95), rgba(255, 255, 255, 1)),
        repeating-linear-gradient(0deg, transparent 0, transparent 34px, rgba(19, 138, 67, .06) 35px);
    }

    .case-feature h3 {
      font-size: 26px;
      margin: 0 0 12px;
      font-weight: 840;
    }

    .case-feature p,
    .case-mini p,
    .metric-card p,
    .compare-card p,
    .entry-card p {
      color: var(--muted);
      margin: 0;
    }

    .case-stack {
      display: grid;
      gap: 14px;
    }

    .case-mini {
      padding: 20px;
      display: grid;
      grid-template-columns: auto 1fr;
      gap: 14px;
      align-items: start;
    }

    .case-icon {
      width: 42px;
      height: 42px;
      border-radius: var(--radius-sm);
      display: grid;
      place-items: center;
      background: var(--brand-soft);
      color: var(--brand-strong);
      font-weight: 860;
    }

    .case-mini h3 {
      font-size: 17px;
      margin: 0 0 6px;
      font-weight: 820;
    }

    .metrics-grid {
      display: grid;
      grid-template-columns: 1.2fr repeat(2, .9fr);
      gap: 16px;
    }

    .metric-card {
      padding: 22px;
    }

    .metric-card.large {
      background: #111714;
      color: #fff;
      border-color: #111714;
    }

    .metric-card.large p {
      color: rgba(255, 255, 255, .72);
    }

    .metric-value {
      font-size: 42px;
      line-height: 1;
      font-weight: 880;
      color: var(--brand);
      margin: 8px 0 10px;
    }

    .metric-card.large .metric-value {
      color: #41e284;
    }

    .progress-line {
      height: 8px;
      border-radius: 999px;
      background: #e4eee8;
      overflow: hidden;
      margin-top: 16px;
    }

    .progress-line span {
      display: block;
      height: 100%;
      background: linear-gradient(90deg, var(--brand), var(--success));
      border-radius: 999px;
    }

    .compare-layout {
      display: grid;
      grid-template-columns: .9fr 1.1fr;
      gap: 18px;
    }

    .compare-card {
      padding: 24px;
    }

    .compare-card h3 {
      margin: 0 0 14px;
      font-size: 22px;
      font-weight: 840;
    }

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

    .check-list li {
      display: grid;
      grid-template-columns: 22px 1fr;
      gap: 10px;
      color: var(--muted);
      padding: 10px 0;
      border-top: 1px solid var(--line);
    }

    .check-list i {
      width: 22px;
      height: 22px;
      border-radius: 50%;
      display: grid;
      place-items: center;
      background: var(--brand-soft);
      color: var(--brand-strong);
      font-style: normal;
      font-size: 12px;
      font-weight: 900;
    }

    .timeline {
      display: grid;
      gap: 12px;
    }

    .timeline-item {
      display: grid;
      grid-template-columns: 94px 1fr auto;
      gap: 14px;
      align-items: center;
      padding: 14px;
      border: 1px solid var(--line);
      border-radius: var(--radius-sm);
      background: #fff;
    }

    .timeline-time {
      color: var(--brand-strong);
      font-weight: 850;
    }

    .timeline-item strong {
      display: block;
      font-size: 15px;
    }

    .timeline-item span {
      color: var(--muted);
      font-size: 13px;
    }

    .news-layout {
      display: grid;
      grid-template-columns: 1fr 360px;
      gap: 22px;
      align-items: start;
    }

    .news-panel {
      padding: 8px;
    }

    .news-list {
      margin: 0;
      padding: 0;
      list-style: none;
    }

    .news-list li + li {
      border-top: 1px solid var(--line);
    }

    .news-link {
      display: grid;
      grid-template-columns: 92px 1fr auto;
      gap: 14px;
      align-items: center;
      padding: 16px;
      border-radius: var(--radius-sm);
    }

    .news-link:hover {
      background: var(--brand-soft);
      color: var(--brand-strong);
    }

    .news-date {
      font-weight: 820;
      color: var(--muted);
      font-size: 13px;
    }

    .news-link strong {
      font-size: 16px;
      font-weight: 820;
    }

    .news-link p {
      margin: 3px 0 0;
      color: var(--muted);
      font-size: 13px;
    }

    .side-recommend {
      padding: 22px;
      background: #111714;
      color: #fff;
      border-radius: var(--radius);
    }

    .side-recommend p {
      color: rgba(255, 255, 255, .72);
      margin-bottom: 18px;
    }

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

    .ticket {
      padding: 20px;
      border: 1px solid var(--line);
      border-radius: var(--radius);
      background: #fff;
    }

    .ticket.featured {
      border-color: rgba(19, 138, 67, .45);
      box-shadow: var(--shadow-sm);
      background: linear-gradient(180deg, #fff, var(--brand-soft));
    }

    .ticket h3 {
      font-size: 18px;
      margin: 0 0 8px;
      font-weight: 850;
    }

    .ticket p {
      min-height: 54px;
      color: var(--muted);
      margin: 0 0 14px;
    }

    .ticket-price {
      font-size: 28px;
      font-weight: 880;
      color: var(--brand-strong);
      margin-bottom: 14px;
    }

    .guide-grid {
      display: grid;
      grid-template-columns: .8fr 1.2fr;
      gap: 22px;
      align-items: start;
    }

    .task-panel {
      padding: 24px;
      border-radius: var(--radius);
      background: var(--brand-soft);
      border: 1px solid rgba(19, 138, 67, .18);
    }

    .task-panel h3 {
      font-size: 22px;
      margin: 0 0 12px;
      font-weight: 850;
    }

    .task-steps {
      display: grid;
      gap: 12px;
    }

    .task-step {
      display: grid;
      grid-template-columns: auto 1fr;
      gap: 12px;
      align-items: start;
      padding: 14px;
      background: #fff;
      border: 1px solid var(--line);
      border-radius: var(--radius-sm);
    }

    .task-step b {
      width: 30px;
      height: 30px;
      display: grid;
      place-items: center;
      border-radius: 50%;
      background: var(--brand);
      color: #fff;
      font-size: 13px;
    }

    .form-panel {
      padding: 26px;
    }

    .remind-form {
      display: grid;
      grid-template-columns: 1.1fr .8fr auto;
      gap: 12px;
      align-items: end;
      margin-top: 18px;
    }

    .form-label {
      color: var(--muted);
      font-size: 13px;
      font-weight: 760;
      margin-bottom: 6px;
    }

    .form-control,
    .form-select {
      min-height: 46px;
      border-radius: var(--radius-sm);
      border-color: var(--line);
      box-shadow: none;
      color: var(--ink);
    }

    .form-control:focus,
    .form-select:focus {
      border-color: rgba(19, 138, 67, .55);
      box-shadow: 0 0 0 4px rgba(19, 138, 67, .12);
    }

    .form-check-input:checked {
      background-color: var(--brand);
      border-color: var(--brand);
    }

    .entry-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 14px;
    }

    .entry-card {
      padding: 18px;
      display: flex;
      flex-direction: column;
      gap: 12px;
      min-height: 176px;
    }

    .entry-card h3 {
      font-size: 17px;
      margin: 0;
      font-weight: 850;
    }

    .entry-meta {
      margin-top: auto;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 10px;
      color: var(--muted);
      font-size: 13px;
    }

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

    .faq-item {
      padding: 22px;
    }

    .faq-item h3 {
      font-size: 17px;
      margin: 0 0 8px;
      font-weight: 850;
    }

    .faq-item p {
      margin: 0;
      color: var(--muted);
    }

    .cta-band {
      padding: 30px;
      border-radius: var(--radius);
      background:
        linear-gradient(135deg, #111714, #24342b);
      color: #fff;
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 22px;
      align-items: center;
      box-shadow: var(--shadow);
    }

    .cta-band h2 {
      margin: 0 0 8px;
      font-size: 28px;
      font-weight: 850;
    }

    .cta-band p {
      margin: 0;
      color: rgba(255, 255, 255, .76);
    }

    .site-footer {
      padding: 46px 0 28px;
      background: #0f1512;
      color: #fff;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.1fr repeat(2, .7fr);
      gap: 28px;
      padding-bottom: 28px;
      border-bottom: 1px solid rgba(255, 255, 255, .12);
    }

    .footer-brand {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      font-weight: 850;
      margin-bottom: 12px;
    }

    .site-footer p {
      color: rgba(255, 255, 255, .66);
      margin: 0;
    }

    .footer-title {
      font-size: 14px;
      font-weight: 820;
      margin-bottom: 12px;
      color: #fff;
    }

    .footer-links {
      display: grid;
      gap: 8px;
    }

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

    .footer-links a:hover {
      color: #55e38e;
    }

    .footer-bottom {
      padding-top: 22px;
      display: flex;
      justify-content: space-between;
      gap: 16px;
      flex-wrap: wrap;
      color: rgba(255, 255, 255, .58);
      font-size: 13px;
    }

    @media (max-width: 1024px) {
      .command-nav {
        grid-template-columns: 1fr;
        gap: 14px;
        padding: 14px 0;
      }

      .nav-center {
        justify-content: flex-start;
        overflow-x: auto;
        padding-bottom: 2px;
      }

      .nav-actions {
        width: 100%;
      }

      .command-search {
        flex: 1;
        width: auto;
      }

      .hero-stage {
        min-height: 680px;
      }

      .hero-bottom,
      .stage-panel,
      .case-layout,
      .compare-layout,
      .guide-grid,
      .news-layout,
      .cta-band {
        grid-template-columns: 1fr;
      }

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

    @media (max-width: 768px) {
      .site-container {
        width: min(100% - 24px, var(--container));
      }

      .brand-logo span:last-child {
        max-width: 210px;
        overflow: hidden;
        text-overflow: ellipsis;
      }

      .nav-actions {
        flex-wrap: wrap;
      }

      .command-search {
        min-width: 100%;
      }

      .hero {
        padding-top: 18px;
      }

      .hero-overlay {
        position: relative;
        min-height: inherit;
        padding: 18px;
      }

      .hero-stage {
        min-height: auto;
        background-position: center;
      }

      .hero-content {
        padding: 46px 0 36px;
      }

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

      .count-grid,
      .entry-grid,
      .faq-grid,
      .metrics-grid,
      .ticket-grid {
        grid-template-columns: 1fr;
      }

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

      .remind-form {
        grid-template-columns: 1fr;
      }

      .section {
        padding: 54px 0;
      }

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

    @media (max-width: 520px) {
      .command-nav {
        min-height: 64px;
      }

      .nav-center {
        gap: 6px;
      }

      .nav-link-item {
        padding: 7px 10px;
        font-size: 13px;
      }

      .btn-green,
      .btn-lightline,
      .btn-ghost {
        width: 100%;
      }

      .hero-actions {
        width: 100%;
      }

      .series-tabs {
        max-height: 86px;
        overflow: auto;
      }

      .stage-row {
        grid-template-columns: 1fr;
      }

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

      .cta-band {
        padding: 22px;
      }
    }

/* roulang page: category1 */
:root{
      --bg:#f5f8f2;
      --surface:#ffffff;
      --surface-2:#f7faf6;
      --text:#102015;
      --muted:#66756d;
      --line:#dfe8dc;
      --line-strong:#c8d5c2;
      --green:#1f8f41;
      --green-dark:#176c31;
      --green-soft:#e7f6eb;
      --shadow:0 18px 36px rgba(20,38,25,.08);
      --shadow-sm:0 10px 22px rgba(20,38,25,.05);
      --radius:16px;
      --radius-sm:12px;
      --radius-xs:10px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:"Inter","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
      background:
        linear-gradient(180deg, #f8fbf6 0%, #f3f7f1 100%);
      color:var(--text);
      line-height:1.7;
      letter-spacing:0;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input,select,textarea{font:inherit}
    ::selection{background:rgba(31,143,65,.18);color:var(--text)}
    .site-container{
      width:100%;
      max-width:1180px;
      margin:0 auto;
      padding:0 24px;
    }
    .command-header{
      position:sticky;
      top:0;
      z-index:50;
      background:rgba(245,248,242,.9);
      backdrop-filter:saturate(180%) blur(14px);
      border-bottom:1px solid rgba(223,232,220,.85);
    }
    .command-nav{
      min-height:78px;
      display:flex;
      align-items:center;
      gap:18px;
    }
    .brand-logo{
      display:inline-flex;
      align-items:center;
      gap:12px;
      font-size:1.03rem;
      font-weight:900;
      letter-spacing:0;
      color:var(--text);
      white-space:nowrap;
    }
    .brand-mark{
      width:36px;
      height:36px;
      border-radius:11px;
      display:grid;
      place-items:center;
      color:#fff;
      background:linear-gradient(180deg, #276c37 0%, #1f8f41 100%);
      box-shadow:0 12px 22px rgba(31,143,65,.25);
      flex:0 0 auto;
    }
    .nav-center{
      display:flex;
      align-items:center;
      justify-content:center;
      gap:10px;
      flex:1 1 auto;
      min-width:0;
    }
    .nav-link-item{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-height:42px;
      padding:0 14px;
      border-radius:12px;
      border:1px solid transparent;
      color:#415149;
      font-weight:700;
      transition:all .2s ease;
      white-space:nowrap;
    }
    .nav-link-item:hover,
    .nav-link-item:focus-visible{
      color:var(--green-dark);
      background:var(--green-soft);
      border-color:rgba(31,143,65,.18);
      outline:none;
    }
    .nav-link-item.active{
      color:var(--green-dark);
      background:var(--green-soft);
      border-color:rgba(31,143,65,.2);
      box-shadow:inset 0 0 0 1px rgba(31,143,65,.04);
    }
    .nav-actions{
      display:flex;
      align-items:center;
      gap:10px;
      flex:0 0 auto;
    }
    .command-search{
      display:flex;
      align-items:center;
      gap:10px;
      min-width:280px;
      padding:0 14px;
      height:44px;
      background:#fff;
      border:1px solid var(--line);
      border-radius:13px;
      box-shadow:0 8px 18px rgba(20,38,25,.04);
      transition:all .2s ease;
    }
    .command-search:hover,
    .command-search:focus-within{
      border-color:#b8cfba;
      box-shadow:0 10px 20px rgba(20,38,25,.08);
    }
    .command-search span{
      color:var(--muted);
      font-weight:800;
      flex:0 0 auto;
    }
    .command-search input{
      width:100%;
      border:none;
      outline:none;
      background:transparent;
      color:var(--text);
    }
    .command-search input::placeholder{color:#87948d}
    .btn-ghost,
    .btn-green,
    .btn-mini{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      height:44px;
      padding:0 16px;
      border-radius:13px;
      font-weight:800;
      border:1px solid transparent;
      transition:all .2s ease;
      white-space:nowrap;
      cursor:pointer;
      text-decoration:none;
    }
    .btn-ghost{
      color:var(--text);
      background:#fff;
      border-color:var(--line);
      box-shadow:0 8px 18px rgba(20,38,25,.04);
    }
    .btn-ghost:hover,
    .btn-ghost:focus-visible{
      background:#fff;
      border-color:#bfcdb9;
      transform:translateY(-1px);
      outline:none;
      box-shadow:0 12px 24px rgba(20,38,25,.08);
    }
    .btn-green,
    .btn-mini.primary{
      color:#fff;
      background:linear-gradient(180deg, #28a84f 0%, #1f8f41 100%);
      border-color:#1f8f41;
      box-shadow:0 12px 24px rgba(31,143,65,.18);
    }
    .btn-green:hover,
    .btn-green:focus-visible,
    .btn-mini.primary:hover,
    .btn-mini.primary:focus-visible{
      color:#fff;
      transform:translateY(-1px);
      box-shadow:0 16px 28px rgba(31,143,65,.24);
      outline:none;
    }
    .btn-mini{
      height:38px;
      padding:0 12px;
      border-radius:11px;
      border-color:var(--line);
      background:#fff;
      color:#1f2d24;
    }
    .btn-mini:hover,
    .btn-mini:focus-visible{
      border-color:#b8cfba;
      background:#f8fbf7;
      outline:none;
    }
    main{padding-bottom:36px}
    .section{
      padding:42px 0;
    }
    .section-title{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:18px;
      margin-bottom:20px;
    }
    .section-title .heading{
      min-width:0;
    }
    .section-label{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:6px 12px;
      border-radius:999px;
      background:var(--green-soft);
      color:var(--green-dark);
      border:1px solid rgba(31,143,65,.16);
      font-size:.84rem;
      font-weight:800;
      white-space:nowrap;
    }
    .section-title h2{
      margin:10px 0 0;
      font-size:1.6rem;
      line-height:1.18;
      font-weight:900;
      letter-spacing:0;
    }
    .section-title p{
      margin:10px 0 0;
      color:var(--muted);
      max-width:700px;
    }
    .hero-section{
      padding:36px 0 28px;
    }
    .crumbs{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      align-items:center;
      margin-bottom:16px;
      color:var(--muted);
      font-size:.94rem;
    }
    .crumbs a{
      color:#415149;
    }
    .crumbs span.sep{
      color:#9aa6a0;
    }
    .hero-grid{
      display:grid;
      grid-template-columns:1.08fr .92fr;
      gap:28px;
      align-items:stretch;
    }
    .hero-copy{
      padding-top:8px;
    }
    .hero-copy .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      margin-bottom:16px;
      color:var(--green-dark);
      font-weight:800;
      font-size:.88rem;
      letter-spacing:0;
      padding:6px 12px;
      border-radius:999px;
      background:var(--green-soft);
      border:1px solid rgba(31,143,65,.16);
    }
    .hero-copy h1{
      margin:0 0 16px;
      font-size:clamp(2.15rem, 4vw, 3.55rem);
      line-height:1.08;
      font-weight:950;
      letter-spacing:0;
      max-width:12ch;
    }
    .hero-copy .lead{
      margin:0;
      max-width:50rem;
      color:#4f5e57;
      font-size:1.05rem;
    }
    .hero-tags{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin:22px 0 18px;
    }
    .tag{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:7px 12px;
      border-radius:999px;
      border:1px solid var(--line);
      background:#fff;
      color:#2d3d34;
      font-size:.92rem;
      font-weight:700;
      box-shadow:0 6px 14px rgba(20,38,25,.03);
    }
    .tag.success{
      background:var(--green-soft);
      color:var(--green-dark);
      border-color:rgba(31,143,65,.18);
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin:18px 0 16px;
    }
    .hero-meta{
      display:flex;
      flex-wrap:wrap;
      gap:16px;
      align-items:center;
      color:var(--muted);
      font-size:.95rem;
    }
    .hero-meta strong{color:var(--text)}
    .stage-window{
      display:flex;
      flex-direction:column;
      gap:14px;
      height:100%;
      background:var(--surface);
      border:1px solid var(--line);
      border-radius:18px;
      box-shadow:var(--shadow);
      padding:18px;
    }
    .window-top{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      color:var(--muted);
      font-size:.92rem;
    }
    .window-top .badge-soft{
      margin-left:auto;
    }
    .stage-display{
      display:grid;
      grid-template-columns:1.2fr .8fr;
      gap:14px;
      flex:1 1 auto;
      min-height:0;
    }
    .screenshot-board{
      background:linear-gradient(180deg,#ffffff 0%, #f9fcf7 100%);
      border:1px solid #dce7d8;
      border-radius:14px;
      padding:16px;
      display:flex;
      flex-direction:column;
      gap:14px;
      min-height:0;
    }
    .metric-row{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:10px;
    }
    .metric{
      min-height:82px;
      padding:12px;
      background:#fff;
      border:1px solid var(--line);
      border-radius:12px;
      box-shadow:0 8px 18px rgba(20,38,25,.04);
    }
    .metric span{
      display:block;
      margin-bottom:8px;
      font-size:.82rem;
      color:var(--muted);
    }
    .metric strong{
      display:block;
      font-size:1.18rem;
      line-height:1.2;
      font-weight:900;
      color:var(--text);
    }
    .metric small{
      color:var(--green-dark);
      font-weight:700;
    }
    .timeline{
      display:flex;
      flex-direction:column;
      gap:10px;
      margin-top:auto;
    }
    .timeline-item{
      display:flex;
      gap:10px;
      align-items:flex-start;
      padding:10px 0 0;
      border-top:1px dashed #e3ebe0;
    }
    .timeline-item:first-child{
      border-top:none;
      padding-top:0;
    }
    .timeline-dot{
      width:10px;
      height:10px;
      border-radius:50%;
      margin-top:6px;
      background:var(--green);
      box-shadow:0 0 0 5px rgba(31,143,65,.12);
      flex:0 0 auto;
    }
    .timeline-item strong{
      display:block;
      font-size:.95rem;
      margin-bottom:2px;
    }
    .timeline-item .small{
      color:var(--muted);
      font-size:.9rem;
    }
    .live-banner{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      padding:12px 14px;
      background:var(--green-soft);
      border:1px solid rgba(31,143,65,.16);
      border-radius:12px;
    }
    .live-banner .status{
      color:var(--green-dark);
      font-weight:900;
    }
    .window-right{
      display:flex;
      flex-direction:column;
      gap:12px;
      min-height:0;
    }
    .preview-card{
      background:#fff;
      border:1px solid var(--line);
      border-radius:14px;
      padding:14px;
      box-shadow:0 8px 20px rgba(20,38,25,.04);
    }
    .preview-card h3{
      margin:0 0 8px;
      font-size:1rem;
      font-weight:900;
    }
    .preview-card p{
      margin:0;
      color:var(--muted);
      font-size:.92rem;
    }
    .preview-stack{
      display:grid;
      gap:12px;
    }
    .countdown-band{
      padding:0 0 12px;
    }
    .countdown-grid{
      display:grid;
      grid-template-columns:repeat(4,1fr) 1.2fr;
      gap:14px;
    }
    .count-box,
    .count-text{
      background:var(--surface);
      border:1px solid var(--line);
      border-radius:14px;
      box-shadow:var(--shadow-sm);
      padding:16px;
    }
    .count-box{
      display:flex;
      flex-direction:column;
      justify-content:center;
      min-height:116px;
    }
    .count-box .num{
      font-size:2rem;
      line-height:1;
      font-weight:950;
      color:var(--text);
    }
    .count-box .unit{
      margin-top:6px;
      color:var(--muted);
      font-size:.88rem;
    }
    .count-text{
      min-height:116px;
      display:flex;
      flex-direction:column;
      justify-content:center;
    }
    .count-text h3{
      margin:0 0 8px;
      font-size:1rem;
      font-weight:900;
    }
    .status-stack{
      display:flex;
      flex-direction:column;
      gap:8px;
    }
    .status-row{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      padding:10px 0 0;
      border-top:1px solid var(--line);
    }
    .status-row:first-child{
      border-top:none;
      padding-top:0;
    }
    .status-row strong{
      font-weight:900;
    }
    .status-row span{
      color:var(--muted);
      font-size:.92rem;
    }
    .badge-soft{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      padding:6px 10px;
      border-radius:999px;
      background:var(--green-soft);
      color:var(--green-dark);
      border:1px solid rgba(31,143,65,.18);
      font-size:.82rem;
      font-weight:900;
      white-space:nowrap;
    }
    .board-grid{
      display:grid;
      grid-template-columns:1.3fr .7fr;
      gap:20px;
      align-items:start;
    }
    .note-list{
      display:flex;
      flex-direction:column;
      gap:12px;
    }
    .note-item{
      display:grid;
      grid-template-columns:auto 1fr auto;
      gap:14px;
      align-items:flex-start;
      padding:16px 0 0;
      border-top:1px solid var(--line);
    }
    .note-item:first-child{
      border-top:none;
      padding-top:0;
    }
    .note-index{
      width:30px;
      height:30px;
      border-radius:10px;
      border:1px solid var(--line);
      background:#fff;
      color:var(--green-dark);
      display:grid;
      place-items:center;
      font-weight:900;
      flex:0 0 auto;
    }
    .note-item h3{
      margin:0 0 6px;
      font-size:1.03rem;
      font-weight:900;
    }
    .note-item p{
      margin:0;
      color:var(--muted);
    }
    .note-tags{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      justify-content:flex-end;
      align-items:flex-start;
    }
    .stack-panel{
      background:var(--surface);
      border:1px solid var(--line);
      border-radius:16px;
      padding:18px;
      box-shadow:var(--shadow-sm);
    }
    .stack-panel + .stack-panel{margin-top:14px}
    .stack-panel .mini-title{
      font-size:.92rem;
      color:var(--muted);
      margin-bottom:8px;
    }
    .stack-panel .value{
      font-size:1.3rem;
      line-height:1.2;
      font-weight:950;
      margin-bottom:4px;
    }
    .stack-panel .detail{
      color:var(--muted);
      font-size:.93rem;
    }
    .remind-card{
      background:var(--surface);
      border:1px solid var(--line);
      border-radius:18px;
      box-shadow:var(--shadow);
      padding:20px;
    }
    .remind-form{
      display:grid;
      grid-template-columns:1.1fr .9fr .6fr auto;
      gap:12px;
      align-items:end;
    }
    .field label{
      display:block;
      margin-bottom:6px;
      color:var(--muted);
      font-size:.92rem;
      font-weight:700;
    }
    .form-control,
    .form-select{
      min-height:48px;
      border-radius:12px;
      border-color:#d8e2d4;
      box-shadow:none;
      background:#fff;
    }
    .form-control:focus,
    .form-select:focus{
      border-color:var(--green);
      box-shadow:0 0 0 .2rem rgba(31,143,65,.12);
    }
    .form-check-input:checked{
      background-color:var(--green);
      border-color:var(--green);
    }
    .form-hint{
      margin-top:10px;
      color:var(--muted);
      font-size:.92rem;
    }
    .form-message{
      margin-top:12px;
      padding:10px 12px;
      border-radius:12px;
      background:var(--green-soft);
      border:1px solid rgba(31,143,65,.16);
      color:var(--green-dark);
      display:none;
      font-weight:700;
    }
    .entry-toolbar{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-bottom:16px;
    }
    .filter-chip{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      padding:8px 12px;
      border-radius:999px;
      background:#fff;
      border:1px solid var(--line);
      color:#34443a;
      font-weight:800;
      font-size:.9rem;
      transition:all .2s ease;
      cursor:pointer;
    }
    .filter-chip:hover,
    .filter-chip:focus-visible,
    .filter-chip.active{
      background:var(--green-soft);
      border-color:rgba(31,143,65,.24);
      color:var(--green-dark);
      outline:none;
    }
    .entry-grid{
      display:grid;
      grid-template-columns:repeat(2,minmax(0,1fr));
      gap:16px;
    }
    .entry-card{
      background:var(--surface);
      border:1px solid var(--line);
      border-radius:16px;
      padding:18px;
      box-shadow:var(--shadow-sm);
      display:flex;
      flex-direction:column;
      gap:14px;
      height:100%;
      transition:all .2s ease;
    }
    .entry-card:hover{
      transform:translateY(-2px);
      border-color:rgba(31,143,65,.28);
      box-shadow:0 14px 28px rgba(20,38,25,.08);
    }
    .entry-top{
      display:flex;
      justify-content:space-between;
      align-items:flex-start;
      gap:12px;
    }
    .entry-card h3{
      margin:0;
      font-size:1.05rem;
      font-weight:900;
    }
    .entry-card p{
      margin:0;
      color:var(--muted);
    }
    .entry-meta{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
    }
    .meta-chip{
      display:inline-flex;
      align-items:center;
      padding:6px 10px;
      border-radius:999px;
      background:#f7faf6;
      border:1px solid var(--line);
      color:#415149;
      font-size:.82rem;
      font-weight:800;
    }
    .entry-foot{
      display:flex;
      justify-content:space-between;
      align-items:center;
      gap:12px;
      margin-top:auto;
    }
    .entry-foot .time{
      color:var(--muted);
      font-size:.9rem;
    }
    .entry-actions{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
    }
    .small-btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-height:38px;
      padding:0 12px;
      border-radius:10px;
      border:1px solid var(--line);
      background:#fff;
      color:#223028;
      font-weight:800;
      transition:all .2s ease;
      cursor:pointer;
      white-space:nowrap;
    }
    .small-btn:hover,
    .small-btn:focus-visible{
      transform:translateY(-1px);
      border-color:#b8cfba;
      background:#f8fbf7;
      outline:none;
    }
    .small-btn.primary{
      background:var(--green);
      color:#fff;
      border-color:var(--green);
    }
    .small-btn.primary:hover,
    .small-btn.primary:focus-visible{
      background:#19813a;
      color:#fff;
      border-color:#19813a;
    }
    .faq-list{
      display:grid;
      gap:12px;
    }
    .faq-item{
      background:var(--surface);
      border:1px solid var(--line);
      border-radius:14px;
      padding:18px;
      box-shadow:var(--shadow-sm);
    }
    .faq-item summary{
      list-style:none;
      cursor:pointer;
      font-weight:900;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      outline:none;
    }
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-item p{
      margin:12px 0 0;
      color:var(--muted);
    }
    .cta-band{
      padding:12px 0 64px;
    }
    .cta-panel{
      background:linear-gradient(180deg,#ffffff 0%, #f7fbf4 100%);
      border:1px solid var(--line);
      border-radius:18px;
      box-shadow:var(--shadow);
      padding:22px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
    }
    .cta-panel h2{
      margin:0 0 8px;
      font-size:1.6rem;
      font-weight:950;
      line-height:1.18;
    }
    .cta-panel p{
      margin:0;
      color:var(--muted);
    }
    .cta-actions{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      align-items:center;
      justify-content:flex-end;
    }
    .site-footer{
      border-top:1px solid var(--line);
      background:#f7faf5;
      padding:30px 0 20px;
      color:#30403a;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.2fr .8fr .8fr;
      gap:20px;
    }
    .footer-brand{
      display:flex;
      align-items:center;
      gap:12px;
      font-weight:900;
      font-size:1rem;
      margin-bottom:10px;
    }
    .footer-title{
      font-weight:900;
      margin-bottom:12px;
    }
    .footer-links{
      display:flex;
      flex-direction:column;
      gap:8px;
    }
    .footer-links a{
      color:#41504a;
    }
    .footer-links a:hover,
    .footer-links a:focus-visible{
      color:var(--green-dark);
      outline:none;
    }
    .footer-bottom{
      display:flex;
      justify-content:space-between;
      gap:12px;
      flex-wrap:wrap;
      border-top:1px solid var(--line);
      margin-top:18px;
      padding-top:14px;
      color:var(--muted);
      font-size:.92rem;
    }
    .sr-sep{
      color:#97a29d;
    }
    .visually-clean{
      border:1px solid transparent;
    }
    .section-divider{
      height:1px;
      background:linear-gradient(90deg, transparent, rgba(223,232,220,.95), transparent);
      margin:0;
    }
    .muted-small{
      color:var(--muted);
      font-size:.92rem;
    }
    @media (max-width: 992px){
      .hero-grid,
      .board-grid,
      .countdown-grid,
      .footer-grid,
      .entry-grid{
        grid-template-columns:1fr;
      }
      .countdown-grid{
        grid-template-columns:repeat(2,1fr);
      }
      .stage-display{
        grid-template-columns:1fr;
      }
      .remind-form{
        grid-template-columns:1fr 1fr;
      }
      .cta-panel{
        flex-direction:column;
        align-items:flex-start;
      }
      .cta-actions{
        justify-content:flex-start;
      }
    }
    @media (max-width: 768px){
      .site-container{padding:0 18px}
      .command-nav{
        flex-wrap:wrap;
        padding:14px 0;
      }
      .nav-center{
        order:3;
        width:100%;
        justify-content:flex-start;
        overflow-x:auto;
        padding-bottom:2px;
      }
      .nav-actions{
        order:2;
        width:100%;
        flex-wrap:wrap;
      }
      .command-search{
        min-width:0;
        width:100%;
        flex:1 1 100%;
      }
      .command-search input{
        min-width:0;
      }
      .hero-copy h1{
        max-width:none;
        font-size:2.2rem;
      }
      .metric-row{
        grid-template-columns:1fr;
      }
      .remind-form{
        grid-template-columns:1fr;
      }
      .countdown-grid{
        grid-template-columns:1fr 1fr;
      }
      .section-title{
        flex-direction:column;
        align-items:flex-start;
      }
      .note-item{
        grid-template-columns:1fr;
      }
      .note-tags{
        justify-content:flex-start;
      }
      .entry-top,
      .entry-foot,
      .status-row{
        flex-direction:column;
        align-items:flex-start;
      }
      .footer-bottom{
        flex-direction:column;
      }
    }
    @media (max-width: 520px){
      .countdown-grid{
        grid-template-columns:1fr;
      }
      .hero-actions,
      .entry-actions,
      .cta-actions{
        width:100%;
      }
      .hero-actions .btn-green,
      .hero-actions .btn-ghost,
      .cta-actions .btn-green,
      .cta-actions .btn-ghost{
        flex:1 1 100%;
      }
      .nav-actions .btn-ghost,
      .nav-actions .btn-green{
        flex:1 1 calc(50% - 5px);
      }
      .count-box{
        min-height:100px;
      }
      .cta-panel h2{
        font-size:1.35rem;
      }
    }