/* roulang page: index */
:root {
      --bg: #101513;
      --bg-2: #171d1a;
      --panel: #1b231f;
      --panel-2: #202923;
      --panel-3: #151b18;
      --line: rgba(168, 176, 169, .22);
      --line-strong: rgba(184, 248, 90, .46);
      --text: #f4f5ef;
      --muted: #a8b0a9;
      --soft: #d7dccf;
      --primary: #b8f85a;
      --primary-2: #d6ff69;
      --accent: #ff7b5c;
      --accent-2: #ffad98;
      --danger: #ff7b5c;
      --success: #b8f85a;
      --shadow: 0 18px 48px rgba(0, 0, 0, .26);
      --shadow-soft: 0 10px 24px rgba(0, 0, 0, .18);
      --radius: 8px;
      --radius-sm: 6px;
      --max: 1220px;
      --nav-h: 76px;
      --ease: 180ms ease;
    }

    * { box-sizing: border-box; }
    html { scroll-behavior: smooth; }
    body {
      margin: 0;
      color: var(--text);
      background:
        linear-gradient(rgba(244,245,239,.025) 1px, transparent 1px),
        linear-gradient(90deg, rgba(244,245,239,.022) 1px, transparent 1px),
        var(--bg);
      background-size: 42px 42px;
      font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
      font-size: 16px;
      line-height: 1.72;
      letter-spacing: 0;
      overflow-x: hidden;
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: color var(--ease), border-color var(--ease), background var(--ease), transform var(--ease);
    }
    a:hover { color: var(--primary); }
    a:focus-visible,
    button:focus-visible,
    input:focus-visible,
    textarea:focus-visible,
    select:focus-visible {
      outline: 3px solid rgba(184, 248, 90, .65);
      outline-offset: 3px;
    }
    img { max-width: 100%; display: block; }
    button,
    input,
    textarea,
    select {
      font: inherit;
      letter-spacing: 0;
    }
    button { cursor: pointer; }
    .grid-container {
      max-width: var(--max);
      padding-left: 32px;
      padding-right: 32px;
    }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 50;
      min-height: var(--nav-h);
      background: rgba(16, 21, 19, .94);
      border-bottom: 1px solid var(--line);
      backdrop-filter: blur(12px);
    }
    .site-nav {
      min-height: var(--nav-h);
      display: grid;
      grid-template-columns: 1fr auto 1fr;
      align-items: center;
      gap: 24px;
    }
    .nav-side {
      display: flex;
      align-items: center;
      gap: 26px;
    }
    .nav-left { justify-content: flex-start; }
    .nav-right { justify-content: flex-end; }
    .nav-link {
      position: relative;
      padding: 27px 0 22px;
      color: var(--muted);
      font-weight: 600;
      font-size: 15px;
      white-space: nowrap;
    }
    .nav-link::after {
      content: "";
      position: absolute;
      left: 0;
      right: 0;
      bottom: 18px;
      height: 2px;
      background: var(--primary);
      transform: scaleX(0);
      transform-origin: left;
      transition: transform var(--ease);
    }
    .nav-link:hover::after,
    .nav-link.active::after { transform: scaleX(1); }
    .nav-link.active { color: var(--primary); }
    .brand {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      color: var(--text);
      font-weight: 800;
      font-size: 20px;
      line-height: 1.15;
      text-align: center;
      white-space: nowrap;
    }
    .brand-mark {
      width: 32px;
      height: 32px;
      border: 1px solid rgba(184, 248, 90, .5);
      background:
        linear-gradient(135deg, rgba(184,248,90,.92), rgba(214,255,105,.24)),
        linear-gradient(45deg, transparent 0 46%, rgba(16,21,19,.72) 47% 54%, transparent 55%);
      box-shadow: 0 0 0 4px rgba(184, 248, 90, .08);
      border-radius: 6px;
      flex: 0 0 auto;
    }
    .nav-cta {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 38px;
      padding: 9px 15px;
      border-radius: var(--radius-sm);
      background: var(--primary);
      color: #111710;
      font-weight: 800;
      border: 1px solid transparent;
      box-shadow: 0 8px 22px rgba(184, 248, 90, .16);
    }
    .nav-cta:hover {
      color: #111710;
      background: var(--primary-2);
      transform: translateY(-1px);
      box-shadow: 0 12px 28px rgba(184, 248, 90, .22);
    }
    .mobile-bar {
      display: none;
      min-height: 64px;
      align-items: center;
      justify-content: space-between;
    }
    .menu-toggle {
      width: 42px;
      height: 42px;
      display: inline-grid;
      place-items: center;
      border: 1px solid var(--line);
      background: var(--panel);
      color: var(--text);
      border-radius: var(--radius-sm);
    }
    .menu-lines,
    .menu-lines::before,
    .menu-lines::after {
      content: "";
      display: block;
      width: 18px;
      height: 2px;
      background: var(--text);
      transition: transform var(--ease), opacity var(--ease);
    }
    .menu-lines::before { transform: translateY(-6px); }
    .menu-lines::after { transform: translateY(4px); }
    .mobile-menu {
      display: none;
      border-top: 1px solid var(--line);
      background: #121815;
      padding: 8px 0 16px;
    }
    .mobile-menu.is-open { display: block; }
    .mobile-menu a {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 14px 16px;
      border-bottom: 1px solid rgba(168,176,169,.12);
      color: var(--soft);
      font-weight: 700;
    }
    .mobile-menu .nav-cta {
      margin: 14px 16px 0;
      color: #111710;
      justify-content: center;
      border-bottom: 0;
    }

    .section {
      position: relative;
      padding: 86px 0;
    }
    .section.alt { background: rgba(23, 29, 26, .76); }
    .section-tight { padding: 66px 0; }
    .section-head {
      margin-bottom: 34px;
      display: grid;
      grid-template-columns: minmax(0, 5fr) minmax(260px, 4fr);
      gap: 32px;
      align-items: end;
    }
    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: var(--primary);
      font-size: 13px;
      font-weight: 800;
      margin-bottom: 12px;
    }
    .eyebrow::before {
      content: "";
      width: 26px;
      height: 2px;
      background: linear-gradient(90deg, var(--primary), rgba(184,248,90,0));
    }
    h1, h2, h3, h4, p { margin-top: 0; }
    h1 {
      font-size: 50px;
      line-height: 1.12;
      font-weight: 800;
      max-width: 820px;
      margin-bottom: 20px;
    }
    h2 {
      font-size: 34px;
      line-height: 1.22;
      font-weight: 800;
      margin-bottom: 12px;
    }
    h3 {
      font-size: 20px;
      line-height: 1.35;
      font-weight: 800;
      margin-bottom: 10px;
    }
    .lead {
      max-width: 790px;
      color: var(--soft);
      font-size: 17px;
      line-height: 1.84;
      margin-bottom: 0;
    }
    .subcopy { color: var(--muted); margin-bottom: 0; }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 9px;
      min-height: 46px;
      padding: 12px 20px;
      border-radius: var(--radius-sm);
      border: 1px solid transparent;
      font-weight: 800;
      line-height: 1.2;
      transition: transform var(--ease), background var(--ease), border-color var(--ease), box-shadow var(--ease), color var(--ease);
    }
    .btn-primary {
      background: var(--primary);
      color: #111710;
      box-shadow: 0 14px 32px rgba(184,248,90,.18);
    }
    .btn-primary:hover {
      color: #111710;
      background: var(--primary-2);
      transform: translateY(-2px);
      box-shadow: 0 18px 38px rgba(184,248,90,.24);
    }
    .btn-secondary {
      background: rgba(32,41,35,.78);
      color: var(--text);
      border-color: var(--line);
    }
    .btn-secondary:hover {
      color: var(--text);
      background: #253026;
      border-color: rgba(184,248,90,.34);
      transform: translateY(-2px);
    }
    .btn[disabled],
    button[disabled] {
      opacity: .48;
      cursor: not-allowed;
      transform: none;
      box-shadow: none;
    }
    .arrow { transition: transform var(--ease); }
    .btn:hover .arrow,
    .panel-card:hover .arrow,
    .task-card:hover .arrow { transform: translateX(4px); }

    .hero {
      min-height: 620px;
      display: flex;
      align-items: center;
      padding: 86px 0 58px;
      overflow: hidden;
      background:
        linear-gradient(90deg, rgba(16,21,19,.92), rgba(16,21,19,.62) 54%, rgba(16,21,19,.8)),
        url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='1600' height='760' viewBox='0 0 1600 760'%3E%3Cdefs%3E%3ClinearGradient id='g' x1='0' x2='1' y1='0' y2='1'%3E%3Cstop stop-color='%23202923'/%3E%3Cstop offset='.56' stop-color='%23101513'/%3E%3Cstop offset='1' stop-color='%231b231f'/%3E%3C/linearGradient%3E%3Cfilter id='n'%3E%3CfeTurbulence baseFrequency='.7' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3CfeComponentTransfer%3E%3CfeFuncA type='table' tableValues='0 .14'/%3E%3C/feComponentTransfer%3E%3C/filter%3E%3C/defs%3E%3Crect width='1600' height='760' fill='url(/%23g)'/%3E%3Crect width='1600' height='760' filter='url(/%23n)' opacity='.62'/%3E%3Cg fill='none' stroke='%23b8f85a' stroke-opacity='.18'%3E%3Cpath d='M122 590h420l80-92h366l94-132h380'/%3E%3Cpath d='M208 165h315l52 70h298l81 108h352'/%3E%3Cpath d='M720 680V92M1020 694V130M1324 640V72'/%3E%3C/g%3E%3Cg fill='%23ff7b5c' fill-opacity='.45'%3E%3Crect x='1090' y='198' width='92' height='8'/%3E%3Crect x='1210' y='198' width='186' height='8'/%3E%3C/g%3E%3C/svg%3E") center/cover no-repeat;
    }
    .hero-layout {
      display: grid;
      grid-template-columns: minmax(0, 1.1fr) minmax(360px, .72fr);
      gap: 44px;
      align-items: center;
    }
    .flash-strip {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      max-width: 100%;
      padding: 8px 12px;
      margin-bottom: 22px;
      border: 1px solid rgba(184,248,90,.35);
      background: rgba(27,35,31,.78);
      border-radius: var(--radius-sm);
      color: var(--soft);
      font-size: 14px;
      font-weight: 700;
    }
    .flash-strip strong {
      color: #111710;
      background: linear-gradient(90deg, var(--primary), var(--primary-2));
      padding: 3px 8px;
      border-radius: 4px;
    }
    .countdown {
      display: inline-flex;
      gap: 6px;
      color: var(--primary);
      font-variant-numeric: tabular-nums;
    }
    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 30px;
    }
    .hero-points {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 26px;
    }
    .data-chip {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 8px 10px;
      color: var(--soft);
      background: rgba(27,35,31,.78);
      border: 1px solid var(--line);
      border-radius: var(--radius-sm);
      font-size: 14px;
      font-weight: 700;
    }
    .data-chip b { color: var(--primary); }

    .offer-stage {
      position: relative;
      min-height: 418px;
    }
    .main-offer {
      position: relative;
      z-index: 2;
      padding: 24px;
      border: 1px solid rgba(184,248,90,.38);
      background: linear-gradient(180deg, rgba(32,41,35,.96), rgba(27,35,31,.96));
      border-radius: var(--radius);
      box-shadow: var(--shadow);
    }
    .offer-top {
      display: flex;
      justify-content: space-between;
      gap: 16px;
      align-items: flex-start;
      margin-bottom: 20px;
    }
    .offer-code {
      color: var(--primary);
      font-size: 13px;
      font-weight: 900;
      padding: 5px 8px;
      border: 1px solid rgba(184,248,90,.34);
      border-radius: 4px;
    }
    .status-dot {
      color: var(--success);
      font-size: 13px;
      font-weight: 800;
    }
    .offer-title { font-size: 25px; margin-bottom: 8px; }
    .offer-list {
      list-style: none;
      padding: 0;
      margin: 18px 0 0;
      display: grid;
      gap: 10px;
    }
    .offer-list li {
      display: flex;
      align-items: flex-start;
      gap: 10px;
      color: var(--soft);
      padding-bottom: 10px;
      border-bottom: 1px solid rgba(168,176,169,.14);
    }
    .offer-list li:last-child { border-bottom: 0; padding-bottom: 0; }
    .check {
      width: 18px;
      height: 18px;
      flex: 0 0 18px;
      margin-top: 5px;
      border-radius: 4px;
      background: var(--primary);
      color: #111710;
      display: inline-grid;
      place-items: center;
      font-size: 12px;
      font-weight: 900;
    }
    .mini-card {
      position: absolute;
      right: 18px;
      bottom: 0;
      width: 72%;
      padding: 16px;
      background: #151b18;
      border: 1px solid var(--line);
      border-radius: var(--radius);
      transform: translateY(36px);
      box-shadow: var(--shadow-soft);
    }
    .mini-card .progress-line {
      height: 6px;
      background: rgba(168,176,169,.14);
      border-radius: 999px;
      overflow: hidden;
      margin-top: 12px;
    }
    .mini-card .progress-line span {
      display: block;
      width: 76%;
      height: 100%;
      background: linear-gradient(90deg, var(--primary), var(--primary-2));
    }
    .task-stack {
      position: absolute;
      left: -14px;
      bottom: 42px;
      width: 46%;
      display: grid;
      gap: 10px;
      z-index: 3;
    }
    .task-card {
      padding: 14px;
      background: rgba(21,27,24,.96);
      border: 1px solid var(--line);
      border-radius: var(--radius-sm);
      transition: transform var(--ease), border-color var(--ease), box-shadow var(--ease);
    }
    .task-card:hover {
      transform: translateY(-3px);
      border-color: rgba(184,248,90,.42);
      box-shadow: var(--shadow-soft);
    }
    .task-card:nth-child(2) { margin-left: 28px; }
    .task-card small {
      color: var(--primary);
      font-weight: 900;
    }
    .task-card b {
      display: block;
      margin-top: 4px;
      margin-bottom: 2px;
    }
    .task-card span {
      color: var(--muted);
      font-size: 13px;
    }
    .route-track {
      margin-top: 54px;
      padding: 14px 0 0;
      border-top: 1px solid rgba(184,248,90,.24);
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 12px;
      color: var(--muted);
      font-size: 13px;
      font-weight: 700;
    }
    .route-track a {
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .route-track b { color: var(--primary); }

    .sample-list {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 16px;
    }
    .sample-item,
    .panel-card,
    .result-panel,
    .feedback-card,
    .info-row,
    .faq-card {
      background: var(--panel);
      border: 1px solid var(--line);
      border-radius: var(--radius);
      transition: transform var(--ease), border-color var(--ease), box-shadow var(--ease), background var(--ease);
    }
    .sample-item {
      padding: 18px;
      min-height: 142px;
    }
    .sample-item:hover,
    .panel-card:hover,
    .result-panel:hover,
    .feedback-card:hover,
    .info-row:hover {
      transform: translateY(-3px);
      border-color: rgba(184,248,90,.42);
      box-shadow: var(--shadow-soft);
    }
    .sample-tag {
      display: inline-flex;
      color: var(--primary);
      font-size: 12px;
      font-weight: 900;
      padding: 3px 7px;
      border: 1px solid rgba(184,248,90,.28);
      border-radius: 4px;
      margin-bottom: 12px;
    }
    .sample-item.warning .sample-tag {
      color: var(--accent-2);
      border-color: rgba(255,123,92,.34);
    }
    .sample-item p { color: var(--muted); margin-bottom: 0; }

    .step-board {
      position: relative;
      display: grid;
      grid-template-columns: repeat(4, minmax(0, 1fr));
      gap: 16px;
      margin-top: 24px;
    }
    .step-board::before {
      content: "";
      position: absolute;
      top: 42px;
      left: 8%;
      right: 8%;
      height: 2px;
      background: linear-gradient(90deg, rgba(184,248,90,.74), rgba(184,248,90,.12));
    }
    .panel-card {
      position: relative;
      padding: 20px;
      min-height: 242px;
      z-index: 2;
    }
    .panel-card:nth-child(2) { margin-top: 30px; }
    .panel-card:nth-child(3) { margin-top: 8px; }
    .panel-card:nth-child(4) { margin-top: 42px; }
    .step-no {
      width: 44px;
      height: 44px;
      display: inline-grid;
      place-items: center;
      margin-bottom: 18px;
      border-radius: 6px;
      background: #111710;
      border: 1px solid rgba(184,248,90,.35);
      color: var(--primary);
      font-weight: 900;
    }
    .panel-card.current {
      border-color: rgba(184,248,90,.58);
      background: linear-gradient(180deg, rgba(32,41,35,.98), rgba(27,35,31,.98));
    }
    .tag-row {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin-top: 16px;
    }
    .badge {
      display: inline-flex;
      align-items: center;
      min-height: 25px;
      padding: 3px 8px;
      border-radius: 4px;
      background: rgba(168,176,169,.1);
      color: var(--soft);
      border: 1px solid rgba(168,176,169,.18);
      font-size: 12px;
      font-weight: 800;
    }
    .badge.hot {
      color: #111710;
      background: linear-gradient(90deg, var(--primary), var(--primary-2));
      border-color: transparent;
    }
    .badge.warn {
      color: var(--accent-2);
      border-color: rgba(255,123,92,.36);
      background: rgba(255,123,92,.08);
    }
    .check-panel {
      margin-top: 26px;
      padding: 20px;
      border: 1px solid rgba(184,248,90,.22);
      background: var(--panel-3);
      border-radius: var(--radius);
    }
    .check-grid {
      list-style: none;
      padding: 0;
      margin: 14px 0 0;
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 12px;
    }
    .check-grid li {
      display: flex;
      gap: 10px;
      color: var(--soft);
      padding: 12px;
      background: rgba(32,41,35,.74);
      border: 1px solid rgba(168,176,169,.14);
      border-radius: var(--radius-sm);
    }

    .reward-grid {
      display: grid;
      grid-template-columns: 5fr 5fr 2fr;
      gap: 16px;
      align-items: stretch;
    }
    .result-panel {
      padding: 22px;
      min-height: 292px;
      background: #1b231f;
    }
    .result-panel.narrow {
      background: #151b18;
    }
    .compare-box {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 14px;
      margin-top: 18px;
    }
    .compare-col {
      padding: 14px;
      min-height: 130px;
      background: rgba(16,21,19,.58);
      border: 1px solid rgba(168,176,169,.14);
      border-radius: var(--radius-sm);
    }
    .compare-col strong {
      color: var(--primary);
      display: block;
      margin-bottom: 8px;
    }
    .bar-list {
      margin-top: 18px;
      display: grid;
      gap: 12px;
    }
    .bar-item span {
      display: flex;
      justify-content: space-between;
      color: var(--soft);
      font-size: 14px;
      font-weight: 800;
      margin-bottom: 6px;
    }
    .meter {
      height: 8px;
      background: rgba(168,176,169,.15);
      border-radius: 99px;
      overflow: hidden;
    }
    .meter i {
      display: block;
      height: 100%;
      background: linear-gradient(90deg, var(--primary), var(--primary-2));
    }
    .vertical-scale {
      height: 218px;
      display: grid;
      align-content: space-between;
      margin-top: 14px;
      padding-left: 14px;
      border-left: 2px solid rgba(184,248,90,.36);
      color: var(--muted);
      font-size: 13px;
    }

    .progress-layout {
      display: grid;
      grid-template-columns: minmax(0, 1fr) 340px;
      gap: 18px;
    }
    .milestone {
      display: grid;
      grid-template-columns: 110px minmax(0, 1fr) 120px;
      gap: 16px;
      align-items: center;
      padding: 16px;
      border-bottom: 1px solid rgba(168,176,169,.14);
    }
    .milestone:last-child { border-bottom: 0; }
    .mile-no {
      color: var(--primary);
      font-weight: 900;
      font-size: 22px;
      font-variant-numeric: tabular-nums;
    }
    .mile-state {
      justify-self: end;
      color: var(--muted);
      font-size: 13px;
      font-weight: 800;
    }
    .side-board {
      padding: 18px;
      background: var(--panel-3);
      border: 1px solid var(--line);
      border-radius: var(--radius);
    }
    .side-board ol {
      margin: 14px 0 0;
      padding-left: 20px;
      color: var(--soft);
    }
    .side-board li { margin-bottom: 8px; }

    .news-layout {
      display: grid;
      grid-template-columns: minmax(0, 1fr) 330px;
      gap: 18px;
      align-items: start;
    }
    .news-list {
      border: 1px solid var(--line);
      border-radius: var(--radius);
      overflow: hidden;
      background: var(--panel);
    }
    .info-row {
      display: grid;
      grid-template-columns: 128px minmax(0, 1fr) 110px;
      gap: 16px;
      align-items: center;
      padding: 16px 18px;
      border: 0;
      border-bottom: 1px solid rgba(168,176,169,.14);
      border-radius: 0;
      background: transparent;
    }
    .info-row:last-child { border-bottom: 0; }
    .info-row time,
    .info-row small {
      color: var(--muted);
      font-size: 13px;
      font-weight: 700;
    }
    .info-row a {
      color: var(--text);
      font-weight: 800;
    }
    .info-row a:hover { color: var(--primary); }
    .recommend {
      padding: 18px;
      background: #151b18;
      border: 1px solid rgba(184,248,90,.22);
      border-radius: var(--radius);
    }
    .recommend-list {
      list-style: none;
      padding: 0;
      margin: 14px 0 0;
      display: grid;
      gap: 12px;
    }
    .recommend-list li {
      padding: 12px;
      background: rgba(32,41,35,.76);
      border: 1px solid rgba(168,176,169,.14);
      border-radius: var(--radius-sm);
    }

    .feedback-layout {
      display: grid;
      grid-template-columns: 330px minmax(0, 1fr);
      gap: 18px;
      align-items: stretch;
    }
    .feedback-index {
      background: var(--panel-3);
      border: 1px solid var(--line);
      border-radius: var(--radius);
      padding: 12px;
    }
    .tabs {
      border: 0;
      background: transparent;
      display: grid;
      gap: 8px;
    }
    .tabs-title { float: none; }
    .tabs-title > a {
      display: block;
      padding: 13px 14px;
      color: var(--muted);
      font-weight: 800;
      border: 1px solid rgba(168,176,169,.12);
      border-radius: var(--radius-sm);
      background: rgba(32,41,35,.48);
    }
    .tabs-title > a:hover,
    .tabs-title > a:focus,
    .tabs-title.is-active > a {
      color: var(--primary);
      background: rgba(32,41,35,.92);
      border-color: rgba(184,248,90,.3);
    }
    .tabs-content {
      border: 1px solid var(--line);
      background: var(--panel);
      color: var(--text);
      border-radius: var(--radius);
    }
    .tabs-panel { padding: 26px; }
    .quote {
      font-size: 19px;
      line-height: 1.8;
      color: var(--soft);
      margin-bottom: 20px;
    }
    .meta-line {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      color: var(--muted);
      font-size: 13px;
      font-weight: 700;
    }

    .faq-wrap {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 18px;
    }
    .accordion {
      background: transparent;
      border: 0;
      margin: 0;
    }
    .accordion-item {
      margin-bottom: 12px;
      background: var(--panel);
      border: 1px solid var(--line);
      border-radius: var(--radius);
      overflow: hidden;
    }
    .accordion-title {
      border: 0;
      color: var(--text);
      background: transparent;
      font-weight: 800;
      padding: 17px 48px 17px 18px;
      font-size: 16px;
      line-height: 1.45;
    }
    .accordion-title:hover,
    .accordion-title:focus {
      color: var(--primary);
      background: rgba(32,41,35,.72);
    }
    .accordion-title::before {
      color: var(--primary);
      right: 18px;
      font-size: 18px;
      margin-top: -10px;
    }
    .accordion-content {
      border: 0;
      border-top: 1px solid rgba(168,176,169,.14);
      background: #151b18;
      color: var(--soft);
      padding: 18px;
    }
    .note {
      margin-top: 12px;
      padding: 12px;
      border-left: 3px solid var(--accent);
      background: rgba(255,123,92,.08);
      color: var(--soft);
      border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    }

    .cta-section {
      background:
        linear-gradient(90deg, rgba(16,21,19,.96), rgba(23,29,26,.92)),
        linear-gradient(rgba(184,248,90,.07) 1px, transparent 1px),
        linear-gradient(90deg, rgba(184,248,90,.05) 1px, transparent 1px);
      background-size: auto, 36px 36px, 36px 36px;
      border-top: 1px solid rgba(184,248,90,.18);
      border-bottom: 1px solid rgba(184,248,90,.18);
    }
    .cta-layout {
      display: grid;
      grid-template-columns: minmax(0, .9fr) minmax(360px, .7fr);
      gap: 32px;
      align-items: start;
    }
    .cta-panel {
      padding: 24px;
      background: var(--panel);
      border: 1px solid rgba(184,248,90,.26);
      border-radius: var(--radius);
      box-shadow: var(--shadow-soft);
    }
    label {
      color: var(--soft);
      font-weight: 800;
      font-size: 14px;
      margin-bottom: 7px;
    }
    input[type="text"],
    input[type="tel"],
    select,
    textarea {
      min-height: 46px;
      margin-bottom: 14px;
      border-radius: var(--radius-sm);
      border: 1px solid rgba(168,176,169,.22);
      background: #111710;
      color: var(--text);
      box-shadow: none;
    }
    textarea { min-height: 112px; resize: vertical; }
    input[type="text"]:focus,
    input[type="tel"]:focus,
    select:focus,
    textarea:focus {
      border-color: var(--primary);
      background: #121a15;
      box-shadow: 0 0 0 3px rgba(184,248,90,.12);
    }
    .field-hint {
      margin: -8px 0 12px;
      color: var(--muted);
      font-size: 13px;
    }
    .field-error {
      color: var(--danger);
      font-size: 13px;
      margin-top: -8px;
      margin-bottom: 12px;
      display: none;
    }
    .has-error input,
    .has-error textarea,
    .has-error select {
      border-color: var(--danger);
    }
    .has-error .field-error { display: block; }
    .privacy-check {
      display: flex;
      gap: 10px;
      align-items: flex-start;
      margin: 4px 0 18px;
      color: var(--soft);
      font-size: 14px;
    }
    .privacy-check input {
      margin-top: 6px;
      accent-color: var(--primary);
    }
    .form-success {
      display: none;
      color: var(--success);
      font-weight: 800;
      margin-top: 12px;
    }
    .form-success.is-visible { display: block; }
    .quick-links {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 22px;
    }
    .quick-links a {
      color: var(--muted);
      border-bottom: 1px solid rgba(168,176,169,.26);
      font-weight: 700;
      font-size: 14px;
    }

    .floating-cta {
      position: fixed;
      right: 22px;
      bottom: 22px;
      z-index: 45;
      display: inline-flex;
      align-items: center;
      gap: 10px;
      padding: 12px 16px;
      border-radius: var(--radius-sm);
      background: var(--primary);
      color: #111710;
      font-weight: 900;
      box-shadow: 0 16px 38px rgba(0,0,0,.34);
    }
    .floating-cta:hover {
      color: #111710;
      background: var(--primary-2);
      transform: translateY(-2px);
    }

    .site-footer {
      padding: 54px 0 34px;
      background: #0d1210;
      color: var(--muted);
      border-top: 1px solid rgba(168,176,169,.14);
    }
    .footer-layout {
      display: grid;
      grid-template-columns: minmax(0, 1.2fr) 1fr 1fr;
      gap: 36px;
    }
    .footer-brand {
      display: flex;
      align-items: center;
      gap: 12px;
      color: var(--text);
      font-size: 20px;
      font-weight: 900;
      margin-bottom: 12px;
    }
    .footer-col h3 {
      color: var(--text);
      font-size: 16px;
      margin-bottom: 12px;
    }
    .footer-links {
      list-style: none;
      padding: 0;
      margin: 0;
      display: grid;
      gap: 9px;
    }
    .footer-links a {
      color: var(--muted);
      font-size: 14px;
      font-weight: 700;
    }
    .footer-links a:hover { color: var(--primary); }
    .copyright {
      margin-top: 34px;
      padding-top: 22px;
      border-top: 1px solid rgba(168,176,169,.12);
      font-size: 13px;
      color: #8f9891;
    }

    @media screen and (max-width: 1023px) {
      .grid-container {
        padding-left: 24px;
        padding-right: 24px;
      }
      .desktop-nav { display: none; }
      .mobile-bar { display: flex; }
      .hero {
        min-height: 590px;
        padding-top: 58px;
      }
      .hero-layout,
      .section-head,
      .cta-layout,
      .progress-layout,
      .news-layout,
      .feedback-layout {
        grid-template-columns: 1fr;
      }
      h1 { font-size: 40px; }
      h2 { font-size: 30px; }
      .offer-stage { min-height: 486px; }
      .task-stack {
        position: relative;
        left: auto;
        bottom: auto;
        width: 100%;
        margin-top: 12px;
        grid-template-columns: 1fr 1fr;
      }
      .task-card:nth-child(2) { margin-left: 0; }
      .mini-card {
        position: relative;
        right: auto;
        width: 100%;
        transform: none;
        margin-top: 12px;
      }
      .step-board {
        grid-template-columns: 1fr 1fr;
      }
      .step-board::before { display: none; }
      .panel-card:nth-child(n) { margin-top: 0; }
      .reward-grid {
        grid-template-columns: 1fr 1fr;
      }
      .result-panel.narrow {
        grid-column: 1 / -1;
      }
      .faq-wrap {
        grid-template-columns: 1fr;
      }
      .footer-layout {
        grid-template-columns: 1fr 1fr;
      }
    }

    @media screen and (max-width: 639px) {
      .grid-container {
        padding-left: 16px;
        padding-right: 16px;
      }
      .brand { font-size: 17px; }
      .brand-mark { width: 28px; height: 28px; }
      .section { padding: 62px 0; }
      .hero {
        min-height: 560px;
        padding: 46px 0 36px;
      }
      h1 {
        font-size: 34px;
        line-height: 1.16;
      }
      h2 { font-size: 27px; }
      .lead { font-size: 16px; }
      .flash-strip {
        display: grid;
        gap: 6px;
      }
      .hero-actions,
      .hero-points,
      .quick-links {
        flex-direction: column;
        align-items: stretch;
      }
      .btn,
      .nav-cta {
        width: 100%;
      }
      .route-track {
        grid-template-columns: 1fr 1fr;
      }
      .sample-list,
      .step-board,
      .check-grid,
      .reward-grid,
      .compare-box,
      .task-stack {
        grid-template-columns: 1fr;
      }
      .milestone,
      .info-row {
        grid-template-columns: 1fr;
        gap: 6px;
      }
      .mile-state { justify-self: start; }
      .tabs-panel { padding: 20px; }
      .footer-layout { grid-template-columns: 1fr; }
      .floating-cta {
        left: 16px;
        right: 16px;
        justify-content: center;
      }
    }

/* roulang page: category1 */
:root {
      --bg: #101513;
      --bg-2: #171d1a;
      --panel: #1b231f;
      --panel-2: #202923;
      --panel-3: #131916;
      --line: rgba(184, 248, 90, .18);
      --line-soft: rgba(168, 176, 169, .22);
      --text: #f4f5ef;
      --muted: #a8b0a9;
      --dim: #778079;
      --primary: #b8f85a;
      --primary-2: #d6ff70;
      --accent: #ff7b5c;
      --accent-2: #ff9a86;
      --shadow: 0 18px 44px rgba(0, 0, 0, .28);
      --shadow-soft: 0 10px 26px rgba(0, 0, 0, .2);
      --radius: 8px;
      --radius-sm: 6px;
      --max: 1200px;
      --nav-h: 76px;
      --ease: 180ms ease;
    }

    * { box-sizing: border-box; }

    html {
      scroll-behavior: smooth;
      background: var(--bg);
    }

    body {
      margin: 0;
      color: var(--text);
      background:
        linear-gradient(rgba(184, 248, 90, .035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(184, 248, 90, .03) 1px, transparent 1px),
        radial-gradient(circle at 20% 0%, rgba(255, 123, 92, .08), transparent 30%),
        var(--bg);
      background-size: 42px 42px, 42px 42px, auto, auto;
      font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
      font-size: 16px;
      line-height: 1.72;
      letter-spacing: 0;
      overflow-x: hidden;
    }

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

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

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

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

    button,
    a,
    input,
    select,
    textarea {
      outline: none;
    }

    button:focus-visible,
    a:focus-visible,
    input:focus-visible,
    select:focus-visible,
    textarea:focus-visible {
      outline: 2px solid var(--primary);
      outline-offset: 3px;
    }

    .grid-container {
      max-width: var(--max);
      padding-left: 32px;
      padding-right: 32px;
    }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 80;
      min-height: var(--nav-h);
      background: rgba(16, 21, 19, .95);
      border-bottom: 1px solid rgba(168, 176, 169, .16);
      backdrop-filter: blur(10px);
    }

    .site-nav {
      height: var(--nav-h);
      display: grid;
      grid-template-columns: 1fr auto 1fr;
      align-items: center;
      gap: 28px;
    }

    .nav-side {
      display: flex;
      align-items: center;
      gap: 28px;
    }

    .nav-left { justify-content: flex-end; }
    .nav-right { justify-content: flex-start; }

    .brand,
    .footer-brand {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      color: var(--text);
      font-weight: 800;
      line-height: 1.15;
      white-space: nowrap;
    }

    .brand {
      font-size: 19px;
      padding: 8px 10px;
    }

    .brand-mark {
      width: 22px;
      height: 22px;
      display: inline-block;
      border: 1px solid rgba(184, 248, 90, .68);
      background:
        linear-gradient(135deg, rgba(184, 248, 90, .98), rgba(214, 255, 112, .52)),
        linear-gradient(90deg, transparent 48%, rgba(16, 21, 19, .55) 49% 52%, transparent 53%);
      box-shadow: 0 0 0 4px rgba(184, 248, 90, .08);
      border-radius: 5px;
      transform: rotate(45deg);
    }

    .nav-link {
      position: relative;
      color: var(--muted);
      font-size: 15px;
      font-weight: 600;
      padding: 10px 0;
    }

    .nav-link::after,
    .mobile-menu a::after {
      content: "";
      position: absolute;
      left: 0;
      right: 0;
      bottom: 3px;
      height: 2px;
      background: var(--primary);
      transform: scaleX(0);
      transform-origin: center;
      transition: transform var(--ease);
    }

    .nav-link:hover::after,
    .nav-link.active::after {
      transform: scaleX(1);
    }

    .nav-link.active,
    .mobile-menu a.active {
      color: var(--primary);
    }

    .nav-cta,
    .btn-primary {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 42px;
      padding: 11px 18px;
      color: #111710;
      background: var(--primary);
      border: 1px solid var(--primary);
      border-radius: var(--radius-sm);
      font-weight: 800;
      line-height: 1.2;
      box-shadow: 0 8px 22px rgba(184, 248, 90, .16);
      cursor: pointer;
    }

    .nav-cta:hover,
    .btn-primary:hover {
      color: #101513;
      background: var(--primary-2);
      border-color: var(--primary-2);
      transform: translateY(-2px);
      box-shadow: 0 12px 30px rgba(184, 248, 90, .22);
    }

    .nav-cta:active,
    .btn-primary:active {
      transform: translateY(0);
    }

    .btn-secondary {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 42px;
      padding: 11px 18px;
      color: var(--text);
      background: rgba(27, 35, 31, .72);
      border: 1px solid var(--line-soft);
      border-radius: var(--radius-sm);
      font-weight: 700;
      cursor: pointer;
    }

    .btn-secondary:hover {
      color: var(--primary);
      background: var(--panel-2);
      border-color: rgba(184, 248, 90, .35);
      transform: translateY(-2px);
    }

    .btn-primary[disabled],
    .btn-secondary[disabled] {
      opacity: .52;
      cursor: not-allowed;
      transform: none;
      box-shadow: none;
    }

    .mobile-bar,
    .mobile-menu { display: none; }

    .category-hero {
      position: relative;
      min-height: 360px;
      display: flex;
      align-items: center;
      overflow: hidden;
      background:
        linear-gradient(180deg, rgba(16, 21, 19, .36), rgba(16, 21, 19, .94)),
        linear-gradient(135deg, rgba(184, 248, 90, .11), transparent 34%),
        url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='1400' height='520' viewBox='0 0 1400 520'%3E%3Crect width='1400' height='520' fill='%23101714'/%3E%3Cg opacity='.26' stroke='%235a665f' stroke-width='1'%3E%3Cpath d='M60 70H1330M60 150H1330M60 230H1330M60 310H1330M60 390H1330M150 30V485M330 30V485M510 30V485M690 30V485M870 30V485M1050 30V485M1230 30V485'/%3E%3C/g%3E%3Cg opacity='.34'%3E%3Crect x='220' y='110' width='290' height='120' fill='%231b231f' stroke='%23b8f85a'/%3E%3Crect x='560' y='160' width='380' height='170' fill='%23202923' stroke='%23636f66'/%3E%3Crect x='990' y='90' width='210' height='250' fill='%231b231f' stroke='%23ff7b5c'/%3E%3C/g%3E%3Cpath d='M250 390 C430 300 570 430 720 320 S1010 240 1180 330' fill='none' stroke='%23b8f85a' stroke-width='4' opacity='.5'/%3E%3C/svg%3E") center/cover no-repeat;
      border-bottom: 1px solid var(--line-soft);
    }

    .hero-panel {
      width: 100%;
      padding: 70px 0 54px;
    }

    .crumbs {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      align-items: center;
      margin-bottom: 22px;
      color: var(--muted);
      font-size: 14px;
      font-weight: 600;
    }

    .crumbs a { color: var(--muted); }
    .crumbs a:hover { color: var(--primary); }

    .category-tag,
    .badge {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      width: fit-content;
      color: var(--primary);
      background: rgba(184, 248, 90, .08);
      border: 1px solid rgba(184, 248, 90, .24);
      border-radius: 999px;
      padding: 6px 10px;
      font-size: 13px;
      font-weight: 800;
      line-height: 1.2;
    }

    .badge.warn {
      color: var(--accent-2);
      background: rgba(255, 123, 92, .08);
      border-color: rgba(255, 123, 92, .3);
    }

    h1,
    h2,
    h3,
    p { margin-top: 0; }

    h1 {
      max-width: 840px;
      margin-bottom: 18px;
      color: var(--text);
      font-size: 46px;
      line-height: 1.14;
      font-weight: 800;
      letter-spacing: 0;
    }

    h2 {
      color: var(--text);
      font-size: 32px;
      line-height: 1.22;
      font-weight: 800;
      letter-spacing: 0;
      margin-bottom: 12px;
    }

    h3 {
      color: var(--text);
      font-size: 20px;
      line-height: 1.35;
      font-weight: 800;
      margin-bottom: 10px;
    }

    .lead {
      max-width: 760px;
      color: var(--muted);
      font-size: 17px;
      line-height: 1.8;
      margin-bottom: 0;
    }

    .hero-meta {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 26px;
    }

    .section {
      position: relative;
      padding: 82px 0;
      background: var(--bg);
    }

    .section.alt {
      background: var(--bg-2);
      border-top: 1px solid rgba(168, 176, 169, .09);
      border-bottom: 1px solid rgba(168, 176, 169, .09);
    }

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

    .section-kicker {
      color: var(--primary);
      font-weight: 800;
      font-size: 13px;
      margin-bottom: 10px;
    }

    .section-head p {
      max-width: 560px;
      color: var(--muted);
      margin-bottom: 0;
    }

    .content-wall {
      display: grid;
      grid-template-columns: minmax(0, 1fr) 290px;
      gap: 26px;
      align-items: start;
    }

    .index-grid {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 18px;
    }

    .feature-item {
      grid-column: 1 / -1;
      display: grid;
      grid-template-columns: 1.05fr 1.4fr;
      gap: 0;
      min-height: 250px;
      overflow: hidden;
      background: var(--panel);
      border: 1px solid rgba(184, 248, 90, .24);
      border-radius: var(--radius);
      box-shadow: var(--shadow-soft);
    }

    .material-cover {
      min-height: 190px;
      background:
        linear-gradient(135deg, rgba(184, 248, 90, .18), transparent 34%),
        linear-gradient(160deg, rgba(255, 123, 92, .16), transparent 42%),
        repeating-linear-gradient(90deg, rgba(244, 245, 239, .05) 0 1px, transparent 1px 18px),
        #151b18;
      position: relative;
      overflow: hidden;
    }

    .material-cover::before {
      content: "";
      position: absolute;
      inset: 26px;
      border: 1px solid rgba(244, 245, 239, .14);
      background:
        linear-gradient(90deg, transparent 0 32%, rgba(184, 248, 90, .5) 32% 34%, transparent 34%),
        linear-gradient(180deg, transparent 0 58%, rgba(255, 123, 92, .36) 58% 60%, transparent 60%);
    }

    .material-cover::after {
      content: "";
      position: absolute;
      left: 28px;
      right: 42px;
      bottom: 36px;
      height: 8px;
      background: linear-gradient(90deg, var(--primary), rgba(214, 255, 112, .12));
      border-radius: 999px;
    }

    .item-body {
      padding: 26px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      gap: 18px;
    }

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

    .item-meta {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      color: var(--dim);
      font-size: 13px;
      font-weight: 600;
    }

    .arrow-link {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: var(--primary);
      font-weight: 800;
      width: fit-content;
    }

    .arrow-link span {
      transition: transform var(--ease);
    }

    .arrow-link:hover span {
      transform: translateX(4px);
    }

    .topic-card {
      min-height: 330px;
      background: var(--panel);
      border: 1px solid var(--line-soft);
      border-radius: var(--radius);
      overflow: hidden;
      transition: transform var(--ease), border-color var(--ease), box-shadow var(--ease);
    }

    .topic-card:nth-child(3) {
      transform: translateY(24px);
    }

    .topic-card:hover {
      transform: translateY(-3px);
      border-color: rgba(184, 248, 90, .36);
      box-shadow: var(--shadow-soft);
    }

    .topic-card:nth-child(3):hover {
      transform: translateY(21px);
    }

    .topic-card .material-cover {
      min-height: 150px;
    }

    .task-board {
      position: sticky;
      top: calc(var(--nav-h) + 22px);
      background: var(--panel-2);
      border: 1px solid var(--line-soft);
      border-radius: var(--radius);
      padding: 20px;
      box-shadow: var(--shadow-soft);
    }

    .task-board h3 {
      font-size: 18px;
      margin-bottom: 16px;
    }

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

    .status-list li {
      display: grid;
      grid-template-columns: 22px 1fr;
      gap: 10px;
      color: var(--muted);
      font-size: 14px;
      padding-bottom: 12px;
      border-bottom: 1px solid rgba(168, 176, 169, .12);
    }

    .status-list li:last-child {
      padding-bottom: 0;
      border-bottom: 0;
    }

    .status-dot {
      width: 16px;
      height: 16px;
      margin-top: 5px;
      border-radius: 50%;
      border: 1px solid rgba(184, 248, 90, .5);
      background: rgba(184, 248, 90, .12);
      box-shadow: inset 0 0 0 4px rgba(16, 21, 19, .85);
    }

    .status-dot.warn {
      border-color: rgba(255, 123, 92, .65);
      background: rgba(255, 123, 92, .14);
    }

    .board-links {
      display: grid;
      gap: 8px;
      margin-top: 18px;
    }

    .board-links a {
      display: flex;
      justify-content: space-between;
      align-items: center;
      color: var(--text);
      background: rgba(16, 21, 19, .38);
      border: 1px solid rgba(168, 176, 169, .12);
      border-radius: var(--radius-sm);
      padding: 11px 12px;
      font-size: 14px;
      font-weight: 700;
    }

    .board-links a:hover {
      color: var(--primary);
      border-color: rgba(184, 248, 90, .28);
      background: rgba(184, 248, 90, .06);
    }

    .process-lane {
      display: grid;
      grid-template-columns: repeat(4, minmax(0, 1fr));
      gap: 16px;
      position: relative;
    }

    .process-lane::before {
      content: "";
      position: absolute;
      left: 7%;
      right: 7%;
      top: 38px;
      height: 2px;
      background: linear-gradient(90deg, var(--primary), rgba(184, 248, 90, .12));
    }

    .step-card {
      position: relative;
      z-index: 1;
      min-height: 245px;
      padding: 20px;
      background: var(--panel);
      border: 1px solid var(--line-soft);
      border-radius: var(--radius);
      transition: transform var(--ease), border-color var(--ease), box-shadow var(--ease);
    }

    .step-card:nth-child(2),
    .step-card:nth-child(4) {
      margin-top: 36px;
    }

    .step-card:hover {
      transform: translateY(-3px);
      border-color: rgba(184, 248, 90, .36);
      box-shadow: var(--shadow-soft);
    }

    .step-num {
      width: 42px;
      height: 42px;
      display: grid;
      place-items: center;
      color: #101513;
      background: var(--primary);
      border-radius: var(--radius-sm);
      font-weight: 900;
      margin-bottom: 18px;
    }

    .step-card p {
      color: var(--muted);
      margin-bottom: 16px;
    }

    .mini-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
    }

    .mini-tags span {
      color: var(--muted);
      border: 1px solid rgba(168, 176, 169, .16);
      border-radius: 999px;
      padding: 4px 8px;
      font-size: 12px;
      font-weight: 700;
    }

    .notice-strip {
      margin-top: 30px;
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 16px;
    }

    .notice-card {
      background: var(--panel-3);
      border: 1px solid var(--line-soft);
      border-left: 3px solid var(--accent);
      border-radius: var(--radius);
      padding: 18px;
      color: var(--muted);
    }

    .notice-card strong {
      color: var(--text);
      display: block;
      margin-bottom: 6px;
    }

    .compare-layout {
      display: grid;
      grid-template-columns: 1.2fr 1.2fr .72fr;
      gap: 18px;
    }

    .compare-panel,
    .scale-panel {
      background: var(--panel);
      border: 1px solid var(--line-soft);
      border-radius: var(--radius);
      padding: 24px;
      min-height: 280px;
    }

    .compare-panel.after {
      border-color: rgba(184, 248, 90, .32);
    }

    .bar-list {
      display: grid;
      gap: 14px;
      margin-top: 20px;
    }

    .bar-row {
      display: grid;
      gap: 6px;
      color: var(--muted);
      font-size: 14px;
    }

    .bar {
      height: 9px;
      background: rgba(168, 176, 169, .12);
      border-radius: 999px;
      overflow: hidden;
    }

    .bar span {
      display: block;
      height: 100%;
      width: var(--w);
      background: linear-gradient(90deg, var(--primary), rgba(214, 255, 112, .45));
      border-radius: inherit;
    }

    .scale-panel {
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      border-top: 3px solid var(--accent);
    }

    .scale-num {
      color: var(--primary);
      font-size: 38px;
      line-height: 1;
      font-weight: 900;
    }

    .scale-panel p {
      color: var(--muted);
      margin-bottom: 0;
    }

    .filter-box {
      background: var(--panel-2);
      border: 1px solid var(--line-soft);
      border-radius: var(--radius);
      padding: 22px;
      margin-bottom: 24px;
    }

    .filter-grid {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
    }

    .filter-chip {
      appearance: none;
      border: 1px solid rgba(168, 176, 169, .22);
      background: rgba(16, 21, 19, .38);
      color: var(--muted);
      border-radius: 999px;
      padding: 8px 12px;
      font-weight: 700;
      cursor: pointer;
      transition: color var(--ease), border-color var(--ease), background var(--ease), transform var(--ease);
    }

    .filter-chip:hover,
    .filter-chip.active {
      color: #101513;
      background: var(--primary);
      border-color: var(--primary);
      transform: translateY(-1px);
    }

    .pagination-wrap {
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 18px;
      margin-top: 50px;
      padding-top: 24px;
      border-top: 1px solid rgba(168, 176, 169, .14);
    }

    .pager {
      display: flex;
      gap: 8px;
      align-items: center;
      margin: 0;
      list-style: none;
    }

    .pager a,
    .pager span {
      min-width: 38px;
      height: 38px;
      display: grid;
      place-items: center;
      color: var(--muted);
      background: var(--panel);
      border: 1px solid var(--line-soft);
      border-radius: var(--radius-sm);
      font-weight: 800;
    }

    .pager a:hover,
    .pager .current {
      color: #101513;
      background: var(--primary);
      border-color: var(--primary);
    }

    .pager .disabled {
      opacity: .45;
      cursor: not-allowed;
    }

    .progress-mini {
      width: 220px;
      height: 8px;
      background: rgba(168, 176, 169, .12);
      border-radius: 999px;
      overflow: hidden;
    }

    .progress-mini span {
      display: block;
      width: 58%;
      height: 100%;
      background: linear-gradient(90deg, var(--primary), var(--primary-2));
    }

    .faq-grid {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 18px;
    }

    .accordion {
      margin: 0;
      background: transparent;
    }

    .accordion-item {
      margin-bottom: 12px;
      background: var(--panel);
      border: 1px solid var(--line-soft);
      border-radius: var(--radius);
      overflow: hidden;
    }

    .accordion-title {
      color: var(--text);
      background: transparent;
      border: 0;
      padding: 18px 46px 18px 18px;
      font-weight: 800;
      font-size: 15px;
      line-height: 1.45;
    }

    .accordion-title:hover,
    .accordion-title:focus {
      color: var(--primary);
      background: rgba(184, 248, 90, .04);
    }

    .accordion-title::before {
      color: var(--primary);
      font-size: 22px;
      margin-top: -14px;
    }

    .accordion-content {
      color: var(--muted);
      background: var(--panel);
      border: 0;
      border-top: 1px solid rgba(168, 176, 169, .12);
      padding: 18px;
    }

    .tip-line {
      margin-top: 12px;
      padding: 12px;
      color: var(--accent-2);
      border: 1px solid rgba(255, 123, 92, .26);
      border-radius: var(--radius-sm);
      background: rgba(255, 123, 92, .06);
      font-size: 14px;
    }

    .cta-section {
      padding: 76px 0;
      background:
        linear-gradient(90deg, rgba(184, 248, 90, .08), transparent 30%),
        linear-gradient(180deg, var(--panel-3), #0d120f);
      border-top: 1px solid rgba(184, 248, 90, .16);
      border-bottom: 1px solid rgba(168, 176, 169, .1);
    }

    .cta-layout {
      display: grid;
      grid-template-columns: .9fr 1.1fr;
      gap: 34px;
      align-items: start;
    }

    .cta-copy p {
      color: var(--muted);
      max-width: 540px;
    }

    .form-panel {
      background: var(--panel);
      border: 1px solid var(--line-soft);
      border-radius: var(--radius);
      padding: 24px;
      box-shadow: var(--shadow-soft);
    }

    label {
      color: var(--text);
      font-weight: 800;
      font-size: 14px;
    }

    input[type="text"],
    input[type="tel"],
    select,
    textarea {
      color: var(--text);
      background: rgba(16, 21, 19, .72);
      border: 1px solid rgba(168, 176, 169, .28);
      border-radius: var(--radius-sm);
      min-height: 46px;
      box-shadow: none;
      margin-top: 7px;
      transition: border-color var(--ease), background var(--ease), box-shadow var(--ease);
    }

    input[type="text"]:focus,
    input[type="tel"]:focus,
    select:focus,
    textarea:focus {
      background: rgba(16, 21, 19, .96);
      border-color: var(--primary);
      box-shadow: 0 0 0 3px rgba(184, 248, 90, .12);
    }

    textarea {
      min-height: 118px;
      resize: vertical;
    }

    .help-text {
      color: var(--muted);
      font-size: 13px;
      margin-top: 5px;
    }

    .error-text {
      color: var(--accent-2);
      font-size: 13px;
      margin-top: 5px;
      display: none;
    }

    .is-invalid-input {
      border-color: var(--accent) !important;
    }

    .is-invalid-input + .error-text {
      display: block;
    }

    .check-row {
      display: flex;
      gap: 10px;
      align-items: flex-start;
      color: var(--muted);
      font-size: 14px;
      margin: 10px 0 18px;
    }

    .check-row input {
      margin-top: 6px;
      accent-color: var(--primary);
    }

    .site-footer {
      padding: 54px 0 28px;
      background: #0c110f;
      color: var(--muted);
      border-top: 1px solid rgba(168, 176, 169, .12);
    }

    .footer-layout {
      display: grid;
      grid-template-columns: 1.4fr .8fr .8fr;
      gap: 44px;
      align-items: start;
      margin-bottom: 34px;
    }

    .footer-brand {
      color: var(--text);
      font-size: 18px;
      margin-bottom: 14px;
    }

    .footer-layout p {
      max-width: 500px;
      margin-bottom: 0;
      font-size: 14px;
    }

    .footer-col h3 {
      font-size: 15px;
      margin-bottom: 12px;
    }

    .footer-links {
      list-style: none;
      margin: 0;
      padding: 0;
      display: grid;
      gap: 8px;
    }

    .footer-links a {
      color: var(--muted);
      font-size: 14px;
    }

    .footer-links a:hover {
      color: var(--primary);
    }

    .copyright {
      padding-top: 22px;
      border-top: 1px solid rgba(168, 176, 169, .1);
      color: #818a83;
      font-size: 13px;
      line-height: 1.7;
    }

    @media screen and (max-width: 1023px) {
      .grid-container {
        padding-left: 24px;
        padding-right: 24px;
      }

      .desktop-nav { display: none; }

      .mobile-bar {
        height: 68px;
        display: flex;
        align-items: center;
        justify-content: space-between;
      }

      .menu-toggle {
        width: 44px;
        height: 44px;
        display: grid;
        place-items: center;
        background: var(--panel);
        border: 1px solid var(--line-soft);
        border-radius: var(--radius-sm);
        cursor: pointer;
      }

      .menu-lines,
      .menu-lines::before,
      .menu-lines::after {
        width: 20px;
        height: 2px;
        display: block;
        background: var(--text);
        position: relative;
        transition: transform var(--ease), opacity var(--ease);
      }

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

      .menu-lines::before { top: -7px; }
      .menu-lines::after { top: 7px; }

      .menu-toggle[aria-expanded="true"] .menu-lines {
        background: transparent;
      }

      .menu-toggle[aria-expanded="true"] .menu-lines::before {
        transform: translateY(7px) rotate(45deg);
      }

      .menu-toggle[aria-expanded="true"] .menu-lines::after {
        transform: translateY(-7px) rotate(-45deg);
      }

      .mobile-menu {
        display: none;
        padding: 8px 0 18px;
        border-top: 1px solid rgba(168, 176, 169, .12);
      }

      .mobile-menu.is-open {
        display: grid;
        gap: 8px;
      }

      .mobile-menu a {
        position: relative;
        display: flex;
        align-items: center;
        min-height: 46px;
        padding: 10px 2px;
        color: var(--muted);
        font-weight: 700;
        border-bottom: 1px solid rgba(168, 176, 169, .09);
      }

      .mobile-menu .nav-cta {
        margin-top: 8px;
        justify-content: center;
        color: #101513;
        border-bottom: 0;
      }

      h1 { font-size: 38px; }

      .content-wall,
      .cta-layout {
        grid-template-columns: 1fr;
      }

      .task-board {
        position: static;
        order: -1;
      }

      .process-lane,
      .compare-layout,
      .notice-strip {
        grid-template-columns: 1fr;
      }

      .process-lane::before { display: none; }

      .step-card:nth-child(2),
      .step-card:nth-child(4) {
        margin-top: 0;
      }

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

      .topic-card:nth-child(3),
      .topic-card:nth-child(3):hover {
        transform: none;
      }

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

    @media screen and (max-width: 639px) {
      .grid-container {
        padding-left: 16px;
        padding-right: 16px;
      }

      .brand {
        font-size: 16px;
        gap: 10px;
      }

      .brand-mark {
        width: 19px;
        height: 19px;
      }

      .category-hero {
        min-height: 330px;
      }

      .hero-panel {
        padding: 52px 0 42px;
      }

      h1 {
        font-size: 33px;
        line-height: 1.18;
      }

      h2 { font-size: 27px; }

      .lead {
        font-size: 15px;
      }

      .section {
        padding: 58px 0;
      }

      .section-head {
        display: block;
      }

      .section-head p {
        margin-top: 10px;
      }

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

      .item-body,
      .compare-panel,
      .scale-panel,
      .form-panel {
        padding: 20px;
      }

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

      .pager {
        flex-wrap: wrap;
      }

      .progress-mini {
        width: 100%;
      }

      .footer-layout {
        grid-template-columns: 1fr;
        gap: 26px;
      }
    }