/* roulang page: index */
:root {
      --bg: #0b0a12;
      --bg-soft: #111019;
      --panel: #191724;
      --panel-2: #211e2e;
      --panel-3: #171522;
      --text: #edeaf5;
      --muted: #b9b3c7;
      --weak: #7f7892;
      --line: #343044;
      --line-soft: rgba(255,255,255,.08);
      --pink: #ff3d8d;
      --pink-2: #f43f8f;
      --cyan: #28e0d4;
      --amber: #f6b85a;
      --green: #48d597;
      --danger: #ff5b75;
      --shadow: 0 18px 50px rgba(0,0,0,.35);
      --shadow-soft: 0 12px 34px rgba(0,0,0,.24);
      --radius-xl: 22px;
      --radius-lg: 18px;
      --radius-md: 14px;
      --radius-sm: 10px;
      --container: 1220px;
      --ease: .22s ease;
    }

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

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

    body {
      min-height: 100vh;
      font-family: system-ui, -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
      color: var(--text);
      background:
        radial-gradient(circle at 18% 8%, rgba(255,61,141,.18), transparent 34%),
        radial-gradient(circle at 82% 18%, rgba(40,224,212,.14), transparent 30%),
        linear-gradient(180deg, #0b0a12 0%, #111019 42%, #0b0a12 100%);
      line-height: 1.75;
      overflow-x: hidden;
      padding-bottom: 0;
    }

    body::before {
      content: "";
      position: fixed;
      inset: 0;
      pointer-events: none;
      opacity: .28;
      background-image:
        linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
      background-size: 42px 42px;
      mask-image: linear-gradient(to bottom, rgba(0,0,0,.9), transparent 78%);
      z-index: -1;
    }

    a {
      color: inherit;
      text-decoration: none;
    }

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

    button,
    input,
    textarea {
      font: inherit;
    }

    button {
      border: 0;
      cursor: pointer;
    }

    :focus-visible {
      outline: 3px solid rgba(40,224,212,.55);
      outline-offset: 3px;
    }

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

    .site-header {
      position: sticky;
      top: 0;
      z-index: 50;
      background: rgba(11,10,18,.86);
      border-bottom: 1px solid rgba(52,48,68,.72);
      backdrop-filter: blur(14px);
      transition: box-shadow var(--ease), border-color var(--ease), background var(--ease);
    }

    .site-header.is-scrolled {
      background: rgba(11,10,18,.95);
      box-shadow: 0 14px 32px rgba(0,0,0,.28);
      border-color: rgba(255,61,141,.22);
    }

    .nav-wrap {
      height: 76px;
      display: grid;
      grid-template-columns: auto 1fr auto;
      align-items: center;
      gap: 22px;
    }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      min-width: 0;
      font-weight: 850;
      color: var(--text);
      white-space: nowrap;
    }

    .brand-mark {
      width: 38px;
      height: 38px;
      border-radius: 13px;
      display: grid;
      place-items: center;
      background:
        linear-gradient(135deg, rgba(255,61,141,.96), rgba(40,224,212,.92));
      box-shadow: 0 0 28px rgba(255,61,141,.24);
      color: #090812;
      font-weight: 900;
    }

    .brand-text {
      display: grid;
      line-height: 1.2;
    }

    .brand-text strong {
      font-size: 15px;
      letter-spacing: 0;
    }

    .brand-text span {
      font-size: 12px;
      color: var(--muted);
      font-weight: 600;
    }

    .seg-nav {
      justify-self: center;
      max-width: 100%;
      display: flex;
      align-items: center;
      gap: 8px;
      padding: 7px;
      border: 1px solid var(--line);
      border-radius: 999px;
      background: rgba(25,23,36,.82);
      overflow-x: auto;
      scrollbar-width: none;
    }

    .seg-nav::-webkit-scrollbar {
      display: none;
    }

    .seg-nav a {
      flex: 0 0 auto;
      padding: 9px 14px;
      border-radius: 999px;
      color: var(--muted);
      font-size: 14px;
      font-weight: 700;
      border: 1px solid transparent;
      transition: transform var(--ease), color var(--ease), background var(--ease), border-color var(--ease);
    }

    .seg-nav a:hover {
      transform: translateY(-1px);
      color: var(--text);
      background: rgba(255,255,255,.05);
      border-color: rgba(40,224,212,.28);
    }

    .seg-nav a.active {
      color: #080711;
      background: linear-gradient(135deg, var(--pink), var(--cyan));
      box-shadow: 0 0 22px rgba(40,224,212,.16);
    }

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

    .menu-btn {
      display: none;
      width: 42px;
      height: 42px;
      border-radius: 13px;
      background: var(--panel);
      color: var(--text);
      border: 1px solid var(--line);
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      min-height: 44px;
      padding: 12px 18px;
      border-radius: 999px;
      font-size: 14px;
      font-weight: 800;
      color: var(--text);
      border: 1px solid transparent;
      transition: transform var(--ease), box-shadow var(--ease), border-color var(--ease), background var(--ease), color var(--ease);
      user-select: none;
    }

    .btn:hover {
      transform: translateY(-2px);
    }

    .btn:active {
      transform: translateY(0);
    }

    .btn-primary {
      color: #090812;
      background: linear-gradient(135deg, var(--pink), var(--cyan));
      box-shadow: 0 14px 30px rgba(255,61,141,.18);
    }

    .btn-primary:hover {
      box-shadow: 0 18px 38px rgba(40,224,212,.2);
    }

    .btn-secondary {
      background: rgba(255,255,255,.05);
      border-color: var(--line);
      color: var(--text);
    }

    .btn-secondary:hover {
      border-color: rgba(40,224,212,.52);
      background: rgba(40,224,212,.08);
    }

    .btn-ghost {
      background: rgba(255,61,141,.08);
      border-color: rgba(255,61,141,.28);
      color: var(--text);
    }

    .btn-ghost:hover {
      border-color: rgba(255,61,141,.58);
      background: rgba(255,61,141,.13);
    }

    .section {
      padding: 96px 0;
      position: relative;
    }

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

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

    .section-kicker {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: var(--cyan);
      font-size: 13px;
      font-weight: 900;
      margin-bottom: 12px;
    }

    .section-kicker::before {
      content: "";
      width: 9px;
      height: 9px;
      border-radius: 50%;
      background: var(--pink);
      box-shadow: 0 0 18px rgba(255,61,141,.7);
    }

    h1,
    h2,
    h3 {
      letter-spacing: 0;
      line-height: 1.16;
    }

    h1 {
      font-size: 52px;
      font-weight: 880;
      max-width: 920px;
    }

    h2 {
      font-size: 36px;
      font-weight: 820;
    }

    h3 {
      font-size: 21px;
      font-weight: 780;
    }

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

    .hero {
      min-height: calc(100vh - 76px);
      padding: 58px 0 88px;
      display: flex;
      align-items: center;
      overflow: hidden;
    }

    .hero-shell {
      width: 100%;
      display: grid;
      grid-template-columns: 1fr;
      gap: 34px;
      position: relative;
    }

    .hero-topline {
      display: flex;
      justify-content: center;
      gap: 10px;
      flex-wrap: wrap;
      margin-bottom: 18px;
    }

    .pill {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      min-height: 32px;
      padding: 7px 12px;
      border-radius: 999px;
      border: 1px solid rgba(255,255,255,.1);
      background: rgba(25,23,36,.7);
      color: var(--muted);
      font-size: 13px;
      font-weight: 750;
      white-space: nowrap;
    }

    .pill strong {
      color: var(--amber);
      font-weight: 900;
    }

    .hero-copy {
      text-align: center;
      max-width: 1000px;
      margin: 0 auto;
      position: relative;
      z-index: 2;
    }

    .hero-copy p {
      max-width: 820px;
      margin: 18px auto 0;
      font-size: 17px;
    }

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

    .hero-stage {
      position: relative;
      max-width: 1120px;
      margin: 0 auto;
      display: grid;
      grid-template-columns: 230px minmax(0, 1fr) 230px;
      gap: 18px;
      align-items: center;
    }

    .value-rail {
      display: grid;
      gap: 14px;
    }

    .value-chip {
      min-height: 96px;
      border-radius: var(--radius-lg);
      border: 1px solid var(--line);
      background: linear-gradient(180deg, rgba(33,30,46,.94), rgba(25,23,36,.84));
      padding: 16px;
      box-shadow: var(--shadow-soft);
      transition: transform var(--ease), border-color var(--ease), background var(--ease);
    }

    .value-chip:hover {
      transform: translateY(-3px);
      border-color: rgba(40,224,212,.45);
      background: linear-gradient(180deg, rgba(33,30,46,1), rgba(255,61,141,.08));
    }

    .value-chip b {
      display: block;
      color: var(--text);
      font-size: 15px;
      margin-bottom: 5px;
    }

    .value-chip span {
      display: block;
      color: var(--weak);
      font-size: 13px;
      line-height: 1.55;
    }

    .product-stage {
      min-height: 370px;
      border-radius: 28px;
      border: 1px solid rgba(255,255,255,.1);
      background:
        linear-gradient(135deg, rgba(255,61,141,.12), transparent 32%),
        linear-gradient(315deg, rgba(40,224,212,.14), transparent 36%),
        linear-gradient(180deg, rgba(33,30,46,.96), rgba(17,16,25,.96));
      box-shadow: var(--shadow);
      position: relative;
      overflow: hidden;
      padding: 24px;
    }

    .product-stage::before {
      content: "";
      position: absolute;
      inset: 18px;
      border-radius: 22px;
      border: 1px solid rgba(40,224,212,.18);
      pointer-events: none;
    }

    .product-stage::after {
      content: "";
      position: absolute;
      left: -8%;
      right: -8%;
      top: 42%;
      height: 2px;
      background: linear-gradient(90deg, transparent, rgba(255,61,141,.9), rgba(40,224,212,.86), transparent);
      box-shadow: 0 0 28px rgba(255,61,141,.45);
      transform: rotate(-4deg);
    }

    .stage-header {
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 12px;
      position: relative;
      z-index: 2;
      margin-bottom: 18px;
    }

    .stage-title {
      color: var(--text);
      font-weight: 900;
      font-size: 15px;
    }

    .stage-status {
      color: var(--cyan);
      font-size: 12px;
      font-weight: 900;
      border: 1px solid rgba(40,224,212,.35);
      border-radius: 999px;
      padding: 5px 9px;
      background: rgba(40,224,212,.08);
    }

    .task-grid {
      position: relative;
      z-index: 2;
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 14px;
    }

    .task-card {
      position: relative;
      min-height: 132px;
      border-radius: var(--radius-lg);
      padding: 16px;
      border: 1px solid var(--line);
      background: rgba(11,10,18,.58);
      overflow: hidden;
      transition: transform var(--ease), border-color var(--ease), box-shadow var(--ease), background var(--ease);
    }

    .task-card::before {
      content: "";
      position: absolute;
      left: 0;
      top: 0;
      height: 3px;
      width: 100%;
      background: linear-gradient(90deg, var(--pink), var(--cyan));
      opacity: .55;
      transform: scaleX(.34);
      transform-origin: left;
      transition: transform var(--ease), opacity var(--ease);
    }

    .task-card:hover {
      transform: translateY(-4px);
      border-color: rgba(255,61,141,.52);
      box-shadow: 0 18px 38px rgba(0,0,0,.3);
      background: rgba(25,23,36,.82);
    }

    .task-card:hover::before {
      transform: scaleX(1);
      opacity: 1;
    }

    .task-meta {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 8px;
      margin-bottom: 12px;
    }

    .num {
      width: 32px;
      height: 32px;
      border-radius: 11px;
      display: grid;
      place-items: center;
      color: #080711;
      background: linear-gradient(135deg, var(--pink), var(--cyan));
      font-size: 13px;
      font-weight: 950;
    }

    .badge {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 5px 9px;
      border-radius: 999px;
      font-size: 12px;
      font-weight: 850;
      color: var(--muted);
      border: 1px solid rgba(255,255,255,.1);
      background: rgba(255,255,255,.04);
      white-space: nowrap;
    }

    .badge.ok {
      color: var(--cyan);
      border-color: rgba(40,224,212,.35);
      background: rgba(40,224,212,.08);
    }

    .badge.warn {
      color: var(--amber);
      border-color: rgba(246,184,90,.35);
      background: rgba(246,184,90,.08);
    }

    .badge.hot {
      color: var(--pink);
      border-color: rgba(255,61,141,.35);
      background: rgba(255,61,141,.08);
    }

    .task-card h3 {
      font-size: 18px;
      margin-bottom: 8px;
    }

    .task-card p {
      font-size: 13px;
      line-height: 1.62;
      color: var(--muted);
    }

    .age-panel {
      margin-top: 18px;
      position: relative;
      z-index: 3;
      border-radius: var(--radius-lg);
      border: 1px solid rgba(246,184,90,.34);
      background: rgba(246,184,90,.08);
      padding: 16px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 14px;
    }

    .age-panel strong {
      display: block;
      color: var(--amber);
      font-size: 15px;
      margin-bottom: 3px;
    }

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

    .age-control {
      display: inline-flex;
      align-items: center;
      gap: 9px;
      color: var(--text);
      font-size: 13px;
      font-weight: 750;
      cursor: pointer;
      white-space: nowrap;
    }

    .age-control input {
      width: 18px;
      height: 18px;
      accent-color: var(--cyan);
    }

    .anchor-strip {
      display: flex;
      gap: 10px;
      justify-content: center;
      flex-wrap: wrap;
      margin-top: 8px;
    }

    .anchor-strip a {
      color: var(--muted);
      border: 1px solid var(--line);
      background: rgba(25,23,36,.6);
      padding: 8px 12px;
      border-radius: 999px;
      font-size: 13px;
      font-weight: 800;
      transition: transform var(--ease), border-color var(--ease), color var(--ease);
    }

    .anchor-strip a:hover {
      transform: translateY(-1px);
      color: var(--text);
      border-color: rgba(40,224,212,.46);
    }

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

    .feature-row {
      display: grid;
      grid-template-columns: .52fr 1fr auto;
      align-items: center;
      gap: 18px;
      padding: 18px;
      border-radius: var(--radius-xl);
      border: 1px solid var(--line);
      background: linear-gradient(90deg, rgba(33,30,46,.86), rgba(25,23,36,.62));
      transition: transform var(--ease), border-color var(--ease), background var(--ease);
      position: relative;
      overflow: hidden;
    }

    .feature-row::before {
      content: "";
      position: absolute;
      inset: 0 auto 0 0;
      width: 4px;
      background: linear-gradient(180deg, var(--pink), var(--cyan));
      opacity: .65;
    }

    .feature-row:hover {
      transform: translateX(4px);
      border-color: rgba(255,61,141,.45);
      background: linear-gradient(90deg, rgba(33,30,46,1), rgba(40,224,212,.07));
    }

    .feature-row h3 {
      padding-left: 8px;
    }

    .feature-row p {
      font-size: 14px;
    }

    .feature-row .badge {
      justify-self: end;
    }

    .stats-band {
      border-block: 1px solid rgba(255,255,255,.08);
      background:
        linear-gradient(90deg, rgba(255,61,141,.08), transparent 28%, rgba(40,224,212,.08)),
        rgba(17,16,25,.78);
      padding: 34px 0;
    }

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

    .stat-item {
      border-radius: var(--radius-lg);
      border: 1px solid var(--line);
      background: rgba(25,23,36,.78);
      padding: 18px;
      min-height: 112px;
    }

    .stat-item strong {
      display: block;
      color: var(--cyan);
      font-size: 30px;
      line-height: 1.1;
      margin-bottom: 8px;
    }

    .stat-item span {
      color: var(--muted);
      font-size: 13px;
      line-height: 1.58;
    }

    .demo-layout {
      display: grid;
      grid-template-columns: .92fr 1.08fr;
      gap: 30px;
      align-items: start;
    }

    .step-flow {
      position: relative;
      display: grid;
      gap: 14px;
    }

    .step-flow::before {
      content: "";
      position: absolute;
      left: 24px;
      top: 28px;
      bottom: 28px;
      width: 2px;
      background: linear-gradient(180deg, var(--pink), var(--cyan));
      opacity: .55;
    }

    .step {
      position: relative;
      display: grid;
      grid-template-columns: 50px 1fr;
      gap: 14px;
      padding: 16px;
      border-radius: var(--radius-lg);
      border: 1px solid var(--line);
      background: rgba(25,23,36,.72);
    }

    .step-dot {
      width: 50px;
      height: 50px;
      border-radius: 16px;
      display: grid;
      place-items: center;
      background: rgba(255,61,141,.1);
      border: 1px solid rgba(255,61,141,.3);
      color: var(--pink);
      font-weight: 950;
      z-index: 2;
    }

    .step h3 {
      font-size: 18px;
      margin-bottom: 5px;
    }

    .step p {
      font-size: 14px;
      line-height: 1.65;
    }

    .entry-matrix {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 16px;
    }

    .entry-card {
      min-height: 158px;
      border-radius: var(--radius-lg);
      border: 1px solid var(--line);
      background: linear-gradient(180deg, rgba(33,30,46,.9), rgba(11,10,18,.64));
      padding: 18px;
      transition: transform var(--ease), border-color var(--ease), box-shadow var(--ease);
    }

    .entry-card:hover {
      transform: translateY(-4px);
      border-color: rgba(40,224,212,.48);
      box-shadow: var(--shadow-soft);
    }

    .entry-icon {
      width: 40px;
      height: 40px;
      border-radius: 14px;
      display: grid;
      place-items: center;
      margin-bottom: 14px;
      background: linear-gradient(135deg, rgba(255,61,141,.25), rgba(40,224,212,.22));
      color: var(--text);
      font-weight: 950;
    }

    .entry-card h3 {
      font-size: 18px;
      margin-bottom: 7px;
    }

    .entry-card p {
      font-size: 14px;
      line-height: 1.62;
    }

    .lead-section {
      background:
        linear-gradient(180deg, rgba(17,16,25,.5), rgba(11,10,18,.2));
    }

    .lead-layout {
      display: grid;
      grid-template-columns: .9fr 1.1fr;
      gap: 32px;
      align-items: stretch;
    }

    .lead-note {
      border-radius: var(--radius-xl);
      border: 1px solid var(--line);
      background: rgba(25,23,36,.74);
      padding: 26px;
    }

    .check-list {
      display: grid;
      gap: 12px;
      margin-top: 20px;
      list-style: none;
    }

    .check-list li {
      display: flex;
      gap: 10px;
      color: var(--muted);
      font-size: 14px;
      line-height: 1.62;
    }

    .check-list li::before {
      content: "✓";
      flex: 0 0 auto;
      width: 22px;
      height: 22px;
      border-radius: 50%;
      display: grid;
      place-items: center;
      color: #08100f;
      background: var(--cyan);
      font-size: 12px;
      font-weight: 950;
      margin-top: 2px;
    }

    .preference-form {
      border-radius: var(--radius-xl);
      border: 1px solid rgba(255,61,141,.26);
      background: linear-gradient(180deg, rgba(33,30,46,.9), rgba(25,23,36,.72));
      padding: 24px;
      box-shadow: var(--shadow-soft);
    }

    .form-grid {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 14px;
      margin-top: 18px;
    }

    .field {
      display: grid;
      gap: 7px;
    }

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

    .field label {
      color: var(--text);
      font-size: 13px;
      font-weight: 800;
    }

    .field input,
    .field select,
    .field textarea {
      width: 100%;
      min-height: 46px;
      border-radius: 14px;
      border: 1px solid var(--line);
      background: rgba(11,10,18,.72);
      color: var(--text);
      padding: 12px 13px;
      transition: border-color var(--ease), box-shadow var(--ease), background var(--ease);
    }

    .field textarea {
      min-height: 92px;
      resize: vertical;
    }

    .field input:focus,
    .field select:focus,
    .field textarea:focus {
      border-color: var(--cyan);
      box-shadow: 0 0 0 4px rgba(40,224,212,.12);
      background: rgba(11,10,18,.9);
      outline: none;
    }

    .field small {
      color: var(--weak);
      font-size: 12px;
      line-height: 1.5;
    }

    .proof-grid {
      display: grid;
      grid-template-columns: 1.1fr .9fr;
      gap: 24px;
      align-items: start;
    }

    .proof-panel {
      border-radius: var(--radius-xl);
      border: 1px solid var(--line);
      background: rgba(25,23,36,.78);
      padding: 24px;
      box-shadow: var(--shadow-soft);
    }

    .proof-meter {
      display: grid;
      gap: 14px;
      margin-top: 18px;
    }

    .meter-line {
      display: grid;
      gap: 8px;
    }

    .meter-top {
      display: flex;
      justify-content: space-between;
      gap: 10px;
      color: var(--muted);
      font-size: 13px;
      font-weight: 750;
    }

    .bar {
      height: 9px;
      border-radius: 999px;
      background: rgba(255,255,255,.08);
      overflow: hidden;
    }

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

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

    .quote {
      border-radius: var(--radius-lg);
      border: 1px solid var(--line);
      background: linear-gradient(180deg, rgba(33,30,46,.86), rgba(25,23,36,.62));
      padding: 18px;
    }

    .quote p {
      color: var(--muted);
      font-size: 14px;
      line-height: 1.7;
    }

    .quote b {
      display: block;
      color: var(--amber);
      font-size: 13px;
      margin-top: 10px;
    }

    .pricing-grid {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 18px;
    }

    .plan-card {
      position: relative;
      border-radius: var(--radius-xl);
      border: 1px solid var(--line);
      background: rgba(25,23,36,.78);
      padding: 22px;
      min-height: 360px;
      display: flex;
      flex-direction: column;
      overflow: hidden;
      transition: transform var(--ease), border-color var(--ease), box-shadow var(--ease);
    }

    .plan-card.featured {
      border-color: rgba(255,61,141,.52);
      background:
        linear-gradient(180deg, rgba(255,61,141,.12), transparent 34%),
        rgba(25,23,36,.86);
    }

    .plan-card:hover {
      transform: translateY(-5px);
      border-color: rgba(40,224,212,.48);
      box-shadow: var(--shadow-soft);
    }

    .plan-card h3 {
      margin: 14px 0 8px;
    }

    .plan-card p {
      font-size: 14px;
      line-height: 1.65;
      min-height: 72px;
    }

    .plan-list {
      list-style: none;
      display: grid;
      gap: 11px;
      margin: 18px 0 22px;
    }

    .plan-list li {
      color: var(--muted);
      font-size: 14px;
      display: flex;
      gap: 9px;
    }

    .plan-list li::before {
      content: "";
      width: 8px;
      height: 8px;
      margin-top: 9px;
      border-radius: 50%;
      background: var(--cyan);
      box-shadow: 0 0 14px rgba(40,224,212,.65);
      flex: 0 0 auto;
    }

    .plan-card .btn {
      margin-top: auto;
      width: 100%;
    }

    .info-layout {
      display: grid;
      grid-template-columns: minmax(0, 1fr) 340px;
      gap: 24px;
      align-items: start;
    }

    .info-list {
      border-radius: var(--radius-xl);
      border: 1px solid var(--line);
      background: rgba(25,23,36,.72);
      overflow: hidden;
    }

    .info-item {
      display: grid;
      grid-template-columns: auto 1fr auto;
      gap: 14px;
      padding: 18px;
      border-bottom: 1px solid rgba(255,255,255,.07);
      transition: background var(--ease);
    }

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

    .info-item:hover {
      background: rgba(255,255,255,.04);
    }

    .info-date {
      color: var(--cyan);
      font-size: 12px;
      font-weight: 900;
      padding-top: 2px;
      white-space: nowrap;
    }

    .info-item a {
      color: var(--text);
      font-weight: 850;
      line-height: 1.45;
    }

    .info-item p {
      font-size: 13px;
      line-height: 1.58;
      margin-top: 5px;
    }

    .info-more {
      color: var(--muted);
      font-size: 13px;
      font-weight: 850;
      white-space: nowrap;
    }

    .recommend-box {
      position: sticky;
      top: 96px;
      border-radius: var(--radius-xl);
      border: 1px solid rgba(40,224,212,.28);
      background:
        linear-gradient(180deg, rgba(40,224,212,.1), transparent 42%),
        rgba(25,23,36,.82);
      padding: 22px;
    }

    .recommend-box h3 {
      margin-bottom: 10px;
    }

    .recommend-box p {
      font-size: 14px;
      line-height: 1.68;
      margin-bottom: 18px;
    }

    .faq-wrap {
      display: grid;
      gap: 14px;
      max-width: 940px;
    }

    .faq-item {
      border-radius: var(--radius-lg);
      border: 1px solid var(--line);
      background: rgba(25,23,36,.75);
      overflow: hidden;
      transition: border-color var(--ease), background var(--ease);
    }

    .faq-item.active {
      border-color: rgba(255,61,141,.48);
      background: rgba(33,30,46,.86);
    }

    .faq-question {
      width: 100%;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 14px;
      text-align: left;
      color: var(--text);
      background: transparent;
      padding: 18px 20px;
      font-weight: 850;
    }

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

    .faq-question span::before {
      content: "?";
      width: 26px;
      height: 26px;
      border-radius: 10px;
      display: grid;
      place-items: center;
      background: rgba(255,61,141,.12);
      color: var(--pink);
      font-weight: 950;
      flex: 0 0 auto;
    }

    .faq-icon {
      color: var(--cyan);
      font-size: 20px;
      transition: transform var(--ease);
    }

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

    .faq-answer {
      display: none;
      padding: 0 20px 20px 56px;
      color: var(--muted);
      font-size: 14px;
      line-height: 1.75;
    }

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

    .privacy-band {
      border-top: 1px solid rgba(255,255,255,.08);
      border-bottom: 1px solid rgba(255,255,255,.08);
      background:
        linear-gradient(135deg, rgba(255,61,141,.1), transparent 28%),
        linear-gradient(315deg, rgba(246,184,90,.1), transparent 30%),
        rgba(17,16,25,.8);
    }

    .privacy-layout {
      display: grid;
      grid-template-columns: .8fr 1.2fr;
      gap: 24px;
      align-items: center;
    }

    .privacy-cards {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 14px;
    }

    .privacy-card {
      border-radius: var(--radius-lg);
      border: 1px solid var(--line);
      background: rgba(25,23,36,.76);
      padding: 18px;
    }

    .privacy-card b {
      display: block;
      color: var(--text);
      margin-bottom: 7px;
    }

    .privacy-card span {
      color: var(--muted);
      font-size: 13px;
      line-height: 1.62;
    }

    .final-cta {
      border-radius: 28px;
      border: 1px solid rgba(255,61,141,.32);
      background:
        linear-gradient(135deg, rgba(255,61,141,.18), transparent 34%),
        linear-gradient(315deg, rgba(40,224,212,.14), transparent 36%),
        rgba(25,23,36,.82);
      padding: 34px;
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 20px;
      align-items: center;
      box-shadow: var(--shadow-soft);
    }

    .final-cta p {
      max-width: 720px;
      margin-top: 9px;
      font-size: 15px;
    }

    .floating-cta {
      position: fixed;
      right: 22px;
      bottom: 22px;
      z-index: 60;
      width: 310px;
      border-radius: 24px;
      border: 1px solid rgba(40,224,212,.3);
      background: rgba(17,16,25,.94);
      box-shadow: var(--shadow);
      padding: 14px;
      transition: transform var(--ease), opacity var(--ease);
    }

    .floating-cta.hidden {
      transform: translateY(120%);
      opacity: 0;
      pointer-events: none;
    }

    .float-top {
      display: flex;
      justify-content: space-between;
      align-items: flex-start;
      gap: 10px;
      margin-bottom: 12px;
    }

    .float-top b {
      color: var(--text);
      font-size: 14px;
      line-height: 1.35;
    }

    .float-top span {
      display: block;
      color: var(--muted);
      font-size: 12px;
      margin-top: 3px;
    }

    .float-close {
      width: 30px;
      height: 30px;
      border-radius: 10px;
      background: rgba(255,255,255,.06);
      color: var(--muted);
      border: 1px solid rgba(255,255,255,.08);
      transition: color var(--ease), background var(--ease);
    }

    .float-close:hover {
      color: var(--text);
      background: rgba(255,61,141,.12);
    }

    .float-actions {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 9px;
    }

    .float-actions .btn {
      min-height: 40px;
      padding: 9px 11px;
      font-size: 13px;
    }

    .site-footer {
      padding: 56px 0 34px;
      background:
        linear-gradient(180deg, rgba(11,10,18,.3), #08070d),
        radial-gradient(circle at 80% 0%, rgba(255,61,141,.12), transparent 36%);
      border-top: 1px solid rgba(255,255,255,.08);
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.2fr .8fr .8fr;
      gap: 28px;
      align-items: start;
    }

    .footer-brand {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-bottom: 14px;
      font-weight: 900;
    }

    .footer-brand .brand-mark {
      width: 34px;
      height: 34px;
      border-radius: 12px;
    }

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

    .footer-links {
      display: grid;
      gap: 9px;
    }

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

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

    .footer-note {
      margin-top: 30px;
      padding-top: 18px;
      border-top: 1px solid rgba(255,255,255,.08);
      display: flex;
      justify-content: space-between;
      gap: 14px;
      color: var(--weak);
      font-size: 13px;
      flex-wrap: wrap;
    }

    @media (max-width: 1024px) {
      .nav-wrap {
        grid-template-columns: auto auto;
        height: auto;
        padding: 14px 0;
      }

      .seg-nav {
        grid-column: 1 / -1;
        justify-self: stretch;
        justify-content: flex-start;
        border-radius: 18px;
      }

      .nav-action {
        justify-self: end;
      }

      h1 {
        font-size: 42px;
      }

      h2 {
        font-size: 31px;
      }

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

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

      .demo-layout,
      .lead-layout,
      .proof-grid,
      .info-layout,
      .privacy-layout {
        grid-template-columns: 1fr;
      }

      .recommend-box {
        position: static;
      }

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

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

    @media (max-width: 768px) {
      body {
        padding-bottom: 88px;
      }

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

      .site-header {
        position: sticky;
      }

      .brand-text strong {
        max-width: 180px;
        overflow: hidden;
        text-overflow: ellipsis;
      }

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

      .menu-btn {
        display: inline-grid;
        place-items: center;
      }

      .seg-nav {
        display: none;
      }

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

      .section {
        padding: 66px 0;
      }

      .section-tight {
        padding: 54px 0;
      }

      .hero {
        min-height: auto;
        padding: 40px 0 64px;
      }

      h1 {
        font-size: 36px;
      }

      h2 {
        font-size: 28px;
      }

      .hero-copy p {
        font-size: 15px;
      }

      .hero-actions,
      .anchor-strip {
        justify-content: stretch;
      }

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

      .task-grid,
      .entry-matrix,
      .form-grid,
      .privacy-cards,
      .value-rail,
      .pricing-grid,
      .stats-grid {
        grid-template-columns: 1fr;
      }

      .product-stage {
        padding: 18px;
        min-height: auto;
      }

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

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

      .feature-row h3 {
        padding-left: 8px;
      }

      .feature-row .badge {
        justify-self: start;
      }

      .info-item {
        grid-template-columns: 1fr;
        gap: 6px;
      }

      .info-more {
        white-space: normal;
      }

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

      .floating-cta {
        left: 12px;
        right: 12px;
        bottom: 12px;
        width: auto;
        border-radius: 18px;
      }

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

    @media (max-width: 520px) {
      .brand-mark {
        width: 34px;
        height: 34px;
      }

      .brand-text span {
        display: none;
      }

      h1 {
        font-size: 32px;
      }

      .product-stage,
      .final-cta {
        border-radius: 20px;
      }

      .task-card,
      .entry-card,
      .plan-card,
      .lead-note,
      .preference-form {
        padding: 16px;
      }

      .float-actions {
        grid-template-columns: 1fr;
      }

      .btn {
        width: 100%;
      }
    }

/* roulang page: category1 */
:root {
      --bg: #0b0a12;
      --bg-2: #111019;
      --panel: #191724;
      --panel-2: #211e2e;
      --panel-3: #171522;
      --text: #edeaf5;
      --muted: #b9b3c7;
      --soft: #7f7892;
      --line: #343044;
      --line-bright: rgba(255, 61, 141, .42);
      --primary: #ff3d8d;
      --primary-2: #f43f8f;
      --cyan: #28e0d4;
      --amber: #f6b85a;
      --danger: #ff5b7f;
      --ok: #34e3b4;
      --radius-lg: 20px;
      --radius: 16px;
      --radius-sm: 12px;
      --shadow: 0 18px 50px rgba(0, 0, 0, .36);
      --shadow-soft: 0 10px 30px rgba(0, 0, 0, .24);
      --container: 1220px;
      --ease: .22s ease;
      --gradient: linear-gradient(135deg, #ff3d8d 0%, #7c4dff 48%, #28e0d4 100%);
    }

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

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

    body {
      font-family: system-ui, -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
      color: var(--text);
      background:
        radial-gradient(circle at 12% 8%, rgba(255, 61, 141, .18), transparent 30%),
        radial-gradient(circle at 82% 12%, rgba(40, 224, 212, .13), transparent 28%),
        linear-gradient(180deg, #0b0a12 0%, #111019 44%, #0b0a12 100%);
      line-height: 1.75;
      min-height: 100vh;
      padding-bottom: 0;
    }

    a {
      color: inherit;
      text-decoration: none;
    }

    button,
    input {
      font: inherit;
    }

    button {
      border: 0;
      cursor: pointer;
    }

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

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

    .site-header {
      position: sticky;
      top: 0;
      z-index: 50;
      background: rgba(11, 10, 18, .88);
      border-bottom: 1px solid rgba(52, 48, 68, .85);
      backdrop-filter: blur(14px);
      box-shadow: 0 12px 34px rgba(0, 0, 0, .24);
    }

    .nav-wrap {
      min-height: 78px;
      display: grid;
      grid-template-columns: auto 1fr auto;
      align-items: center;
      gap: 22px;
    }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      min-width: 250px;
      outline: none;
    }

    .brand:focus-visible,
    .seg-nav a:focus-visible,
    .btn:focus-visible,
    .menu-btn:focus-visible,
    .chip:focus-visible,
    .faq-toggle:focus-visible,
    .float-close:focus-visible {
      outline: 2px solid var(--cyan);
      outline-offset: 3px;
    }

    .brand-mark {
      width: 42px;
      height: 42px;
      display: grid;
      place-items: center;
      border-radius: 14px;
      color: #120912;
      font-weight: 900;
      background: var(--gradient);
      box-shadow: 0 0 22px rgba(255, 61, 141, .35);
      flex: 0 0 auto;
    }

    .brand-text {
      display: grid;
      gap: 1px;
    }

    .brand-text strong {
      font-size: 16px;
      line-height: 1.25;
      font-weight: 800;
      color: var(--text);
    }

    .brand-text span {
      font-size: 12px;
      color: var(--soft);
      line-height: 1.3;
    }

    .seg-nav {
      justify-self: center;
      display: flex;
      align-items: center;
      gap: 8px;
      padding: 7px;
      border: 1px solid var(--line);
      border-radius: 999px;
      background: rgba(25, 23, 36, .78);
      overflow-x: auto;
      scrollbar-width: none;
      max-width: 100%;
    }

    .seg-nav::-webkit-scrollbar {
      display: none;
    }

    .seg-nav a {
      white-space: nowrap;
      padding: 9px 16px;
      border-radius: 999px;
      font-size: 14px;
      color: var(--muted);
      border: 1px solid transparent;
      transition: transform var(--ease), border-color var(--ease), background var(--ease), color var(--ease);
    }

    .seg-nav a:hover {
      transform: translateY(-1px);
      color: var(--text);
      background: rgba(255, 255, 255, .04);
      border-color: rgba(40, 224, 212, .35);
    }

    .seg-nav a.active {
      color: #fff;
      background: linear-gradient(135deg, rgba(255, 61, 141, .28), rgba(40, 224, 212, .18));
      border-color: rgba(40, 224, 212, .62);
      box-shadow: inset 0 0 0 1px rgba(255, 61, 141, .16);
    }

    .nav-action {
      display: flex;
      align-items: center;
      gap: 10px;
      justify-content: flex-end;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      min-height: 44px;
      padding: 11px 18px;
      border-radius: 999px;
      font-weight: 750;
      color: var(--text);
      border: 1px solid rgba(255, 255, 255, .08);
      background: rgba(255, 255, 255, .05);
      box-shadow: none;
      transition: transform var(--ease), box-shadow var(--ease), border-color var(--ease), background var(--ease), opacity var(--ease);
    }

    .btn:hover {
      transform: translateY(-1px);
      border-color: rgba(40, 224, 212, .44);
      background: rgba(255, 255, 255, .08);
    }

    .btn:active {
      transform: translateY(0) scale(.99);
    }

    .btn-primary {
      color: #120912;
      background: var(--gradient);
      border-color: transparent;
      box-shadow: 0 12px 28px rgba(255, 61, 141, .25);
    }

    .btn-primary:hover {
      border-color: transparent;
      box-shadow: 0 16px 36px rgba(40, 224, 212, .18), 0 14px 30px rgba(255, 61, 141, .24);
    }

    .btn-ghost {
      background: rgba(25, 23, 36, .75);
      border-color: var(--line);
    }

    .menu-btn {
      display: none;
      width: 44px;
      height: 44px;
      border-radius: 14px;
      color: var(--text);
      background: var(--panel);
      border: 1px solid var(--line);
    }

    .hero {
      position: relative;
      padding: 82px 0 44px;
      overflow: hidden;
    }

    .hero::before {
      content: "";
      position: absolute;
      inset: 28px 0 auto 0;
      height: 380px;
      background:
        linear-gradient(105deg, transparent 0 8%, rgba(255, 61, 141, .12) 8% 9%, transparent 9% 34%, rgba(40, 224, 212, .12) 34% 35%, transparent 35%),
        linear-gradient(180deg, rgba(255, 255, 255, .04), transparent);
      mask-image: linear-gradient(90deg, transparent, #000 16%, #000 84%, transparent);
      pointer-events: none;
    }

    .hero-grid {
      position: relative;
      display: grid;
      grid-template-columns: minmax(0, 1.04fr) minmax(360px, .78fr);
      gap: 42px;
      align-items: center;
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      padding: 8px 12px;
      border-radius: 999px;
      border: 1px solid rgba(246, 184, 90, .38);
      color: var(--amber);
      background: rgba(246, 184, 90, .08);
      font-size: 13px;
      font-weight: 700;
      margin-bottom: 18px;
    }

    .pulse-dot {
      width: 8px;
      height: 8px;
      border-radius: 999px;
      background: var(--amber);
      box-shadow: 0 0 18px rgba(246, 184, 90, .72);
    }

    h1 {
      max-width: 760px;
      font-size: 52px;
      line-height: 1.14;
      font-weight: 850;
      color: #fff;
      letter-spacing: 0;
      margin-bottom: 20px;
    }

    .hero-lead {
      max-width: 740px;
      color: var(--muted);
      font-size: 17px;
      line-height: 1.85;
      margin-bottom: 26px;
    }

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

    .age-box {
      max-width: 760px;
      border: 1px solid rgba(246, 184, 90, .32);
      background: linear-gradient(135deg, rgba(246, 184, 90, .1), rgba(25, 23, 36, .8));
      border-radius: var(--radius);
      padding: 18px;
      display: grid;
      grid-template-columns: auto 1fr auto;
      align-items: center;
      gap: 14px;
      box-shadow: var(--shadow-soft);
    }

    .age-icon {
      width: 42px;
      height: 42px;
      border-radius: 13px;
      display: grid;
      place-items: center;
      background: rgba(246, 184, 90, .14);
      color: var(--amber);
      font-weight: 900;
    }

    .age-box strong {
      display: block;
      color: #fff;
      margin-bottom: 2px;
    }

    .age-box p {
      color: var(--muted);
      font-size: 14px;
      line-height: 1.6;
    }

    .age-state {
      padding: 8px 12px;
      border-radius: 999px;
      color: var(--amber);
      background: rgba(246, 184, 90, .1);
      border: 1px solid rgba(246, 184, 90, .28);
      font-size: 13px;
      font-weight: 800;
      white-space: nowrap;
    }

    .visual-panel {
      position: relative;
      min-height: 540px;
      border-radius: 28px;
      padding: 18px;
      background:
        linear-gradient(180deg, rgba(255, 255, 255, .06), rgba(255, 255, 255, .02)),
        var(--panel);
      border: 1px solid rgba(255, 255, 255, .08);
      box-shadow: var(--shadow);
      overflow: hidden;
    }

    .visual-panel::before {
      content: "";
      position: absolute;
      inset: -1px;
      background:
        linear-gradient(135deg, rgba(255, 61, 141, .22), transparent 38%, rgba(40, 224, 212, .2)),
        repeating-linear-gradient(90deg, rgba(255,255,255,.04) 0 1px, transparent 1px 56px);
      opacity: .7;
      pointer-events: none;
    }

    .terminal {
      position: relative;
      display: grid;
      gap: 14px;
      height: 100%;
    }

    .terminal-head {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 14px;
      border-radius: 18px;
      background: rgba(11, 10, 18, .72);
      border: 1px solid var(--line);
    }

    .terminal-title {
      display: grid;
      gap: 2px;
    }

    .terminal-title strong {
      font-size: 16px;
      color: #fff;
    }

    .terminal-title span {
      font-size: 12px;
      color: var(--soft);
    }

    .meter {
      width: 84px;
      height: 8px;
      border-radius: 999px;
      background: rgba(255, 255, 255, .08);
      overflow: hidden;
    }

    .meter span {
      display: block;
      width: 68%;
      height: 100%;
      background: var(--gradient);
      border-radius: inherit;
    }

    .task-line {
      position: relative;
      display: grid;
      grid-template-columns: auto 1fr auto;
      gap: 12px;
      align-items: center;
      padding: 15px;
      border-radius: 16px;
      background: rgba(17, 16, 25, .86);
      border: 1px solid var(--line);
      overflow: hidden;
      transition: transform var(--ease), border-color var(--ease), background var(--ease);
    }

    .task-line::before,
    .task-card::before,
    .entry-card::before,
    .plan-card::before {
      content: "";
      position: absolute;
      inset: 0 auto auto 0;
      width: 0;
      height: 2px;
      background: var(--gradient);
      transition: width var(--ease);
    }

    .task-line:hover,
    .task-card:hover,
    .entry-card:hover,
    .plan-card:hover {
      transform: translateY(-3px);
      border-color: var(--line-bright);
      background: rgba(33, 30, 46, .92);
    }

    .task-line:hover::before,
    .task-card:hover::before,
    .entry-card:hover::before,
    .plan-card:hover::before {
      width: 100%;
    }

    .task-no {
      width: 36px;
      height: 36px;
      border-radius: 12px;
      display: grid;
      place-items: center;
      color: #100814;
      background: var(--gradient);
      font-weight: 900;
    }

    .task-text strong {
      display: block;
      color: #fff;
      line-height: 1.35;
    }

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

    .status {
      font-size: 12px;
      font-weight: 800;
      padding: 6px 9px;
      border-radius: 999px;
      white-space: nowrap;
      color: var(--cyan);
      background: rgba(40, 224, 212, .08);
      border: 1px solid rgba(40, 224, 212, .28);
    }

    .status.warn {
      color: var(--amber);
      background: rgba(246, 184, 90, .08);
      border-color: rgba(246, 184, 90, .3);
    }

    .section {
      padding: 86px 0;
      position: relative;
    }

    .section.alt {
      background: linear-gradient(180deg, rgba(255, 255, 255, .02), rgba(255, 255, 255, 0));
      border-top: 1px solid rgba(52, 48, 68, .55);
      border-bottom: 1px solid rgba(52, 48, 68, .4);
    }

    .section-kicker {
      color: var(--cyan);
      font-size: 13px;
      font-weight: 850;
      margin-bottom: 8px;
    }

    .section-title {
      max-width: 790px;
      font-size: 36px;
      line-height: 1.22;
      font-weight: 820;
      color: #fff;
      margin-bottom: 12px;
      letter-spacing: 0;
    }

    .section-desc {
      max-width: 820px;
      color: var(--muted);
      font-size: 16px;
      margin-bottom: 34px;
    }

    .filter-layout {
      display: grid;
      grid-template-columns: 280px 1fr;
      gap: 24px;
      align-items: start;
    }

    .filter-rail {
      position: sticky;
      top: 98px;
      display: grid;
      gap: 12px;
      padding: 16px;
      border-radius: var(--radius-lg);
      border: 1px solid var(--line);
      background: rgba(25, 23, 36, .78);
      box-shadow: var(--shadow-soft);
    }

    .filter-rail h2 {
      font-size: 20px;
      line-height: 1.35;
      color: #fff;
    }

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

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

    .chip {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 9px 12px;
      border-radius: 999px;
      color: var(--muted);
      border: 1px solid var(--line);
      background: rgba(255, 255, 255, .035);
      transition: background var(--ease), border-color var(--ease), color var(--ease), transform var(--ease);
    }

    .chip:hover {
      transform: translateY(-1px);
      color: #fff;
      border-color: rgba(40, 224, 212, .42);
    }

    .chip.active {
      color: #fff;
      border-color: rgba(255, 61, 141, .52);
      background: linear-gradient(135deg, rgba(255, 61, 141, .18), rgba(40, 224, 212, .1));
    }

    .chip-dot {
      width: 7px;
      height: 7px;
      border-radius: 50%;
      background: var(--cyan);
      box-shadow: 0 0 12px rgba(40, 224, 212, .6);
    }

    .task-grid {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 16px;
    }

    .task-card,
    .entry-card,
    .plan-card,
    .notice-panel,
    .faq-item,
    .proof-panel {
      position: relative;
      border-radius: var(--radius);
      border: 1px solid var(--line);
      background: linear-gradient(180deg, rgba(255, 255, 255, .045), rgba(255, 255, 255, .018)), var(--panel);
      box-shadow: var(--shadow-soft);
      overflow: hidden;
    }

    .task-card {
      padding: 18px;
      min-height: 220px;
      display: grid;
      align-content: space-between;
      gap: 20px;
      transition: transform var(--ease), border-color var(--ease), background var(--ease);
    }

    .card-top {
      display: flex;
      justify-content: space-between;
      gap: 12px;
      align-items: flex-start;
    }

    .badge {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      padding: 6px 10px;
      border-radius: 999px;
      font-size: 12px;
      font-weight: 850;
      color: var(--cyan);
      background: rgba(40, 224, 212, .08);
      border: 1px solid rgba(40, 224, 212, .28);
    }

    .badge.pink {
      color: #fff;
      background: rgba(255, 61, 141, .12);
      border-color: rgba(255, 61, 141, .32);
    }

    .badge.amber {
      color: var(--amber);
      background: rgba(246, 184, 90, .09);
      border-color: rgba(246, 184, 90, .3);
    }

    .task-card h3,
    .entry-card h3,
    .plan-card h3,
    .notice-panel h3 {
      color: #fff;
      font-size: 21px;
      line-height: 1.35;
      margin-bottom: 8px;
      letter-spacing: 0;
    }

    .task-card p,
    .entry-card p,
    .plan-card p,
    .notice-panel p {
      color: var(--muted);
      font-size: 14px;
      line-height: 1.75;
    }

    .card-action {
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 12px;
      padding-top: 12px;
      border-top: 1px solid rgba(52, 48, 68, .72);
    }

    .text-link {
      color: var(--cyan);
      font-weight: 800;
      font-size: 14px;
      transition: color var(--ease);
    }

    .text-link:hover {
      color: #fff;
    }

    .mini-state {
      color: var(--soft);
      font-size: 12px;
    }

    .demo-grid {
      display: grid;
      grid-template-columns: .78fr 1fr;
      gap: 28px;
      align-items: start;
    }

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

    .step {
      display: grid;
      grid-template-columns: auto 1fr;
      gap: 14px;
      padding: 16px;
      border-radius: var(--radius);
      border: 1px solid var(--line);
      background: rgba(25, 23, 36, .72);
    }

    .step-index {
      width: 38px;
      height: 38px;
      border-radius: 13px;
      display: grid;
      place-items: center;
      font-weight: 900;
      color: #120912;
      background: var(--gradient);
    }

    .step h3 {
      color: #fff;
      font-size: 18px;
      margin-bottom: 4px;
    }

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

    .entry-matrix {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 16px;
    }

    .entry-card {
      min-height: 176px;
      padding: 18px;
      transition: transform var(--ease), border-color var(--ease), background var(--ease);
    }

    .entry-icon {
      width: 44px;
      height: 44px;
      border-radius: 15px;
      display: grid;
      place-items: center;
      margin-bottom: 14px;
      background: rgba(40, 224, 212, .1);
      color: var(--cyan);
      font-weight: 900;
      border: 1px solid rgba(40, 224, 212, .2);
    }

    .proof-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 16px;
      margin-bottom: 18px;
    }

    .proof-panel {
      padding: 20px;
    }

    .proof-value {
      font-size: 34px;
      line-height: 1;
      font-weight: 900;
      color: var(--cyan);
      margin-bottom: 8px;
    }

    .proof-panel p {
      color: var(--muted);
      font-size: 14px;
    }

    .notice-panel {
      padding: 22px;
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 20px;
      align-items: center;
    }

    .notice-list {
      display: grid;
      gap: 9px;
      margin-top: 14px;
      list-style: none;
    }

    .notice-list li {
      color: var(--muted);
      font-size: 14px;
      display: flex;
      gap: 9px;
    }

    .notice-list li::before {
      content: "";
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--amber);
      margin-top: 9px;
      flex: 0 0 auto;
      box-shadow: 0 0 12px rgba(246, 184, 90, .42);
    }

    .plan-grid {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 16px;
    }

    .plan-card {
      padding: 20px;
      min-height: 310px;
      display: grid;
      gap: 18px;
      align-content: space-between;
      transition: transform var(--ease), border-color var(--ease), background var(--ease);
    }

    .plan-card.featured {
      border-color: rgba(255, 61, 141, .48);
      box-shadow: 0 18px 50px rgba(255, 61, 141, .12), var(--shadow-soft);
    }

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

    .plan-list li {
      color: var(--muted);
      font-size: 14px;
      display: flex;
      gap: 9px;
      align-items: flex-start;
    }

    .plan-list li::before {
      content: "✓";
      color: var(--cyan);
      font-weight: 900;
      line-height: 1.5;
    }

    .faq-wrap {
      display: grid;
      gap: 12px;
      max-width: 920px;
    }

    .faq-item {
      overflow: hidden;
    }

    .faq-toggle {
      width: 100%;
      text-align: left;
      padding: 18px 20px;
      display: grid;
      grid-template-columns: auto 1fr auto;
      gap: 12px;
      align-items: center;
      color: #fff;
      background: transparent;
    }

    .faq-icon {
      width: 30px;
      height: 30px;
      display: grid;
      place-items: center;
      border-radius: 10px;
      color: var(--cyan);
      background: rgba(40, 224, 212, .08);
      border: 1px solid rgba(40, 224, 212, .22);
      font-weight: 900;
    }

    .faq-toggle strong {
      font-size: 16px;
      line-height: 1.45;
    }

    .faq-arrow {
      color: var(--soft);
      transition: transform var(--ease), color var(--ease);
    }

    .faq-body {
      display: none;
      padding: 0 20px 18px 62px;
      color: var(--muted);
      font-size: 14px;
    }

    .faq-item.open {
      border-color: rgba(40, 224, 212, .36);
    }

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

    .faq-item.open .faq-arrow {
      transform: rotate(45deg);
      color: var(--cyan);
    }

    .final-cta {
      padding: 54px 0 88px;
    }

    .cta-band {
      border-radius: 28px;
      padding: 34px;
      border: 1px solid rgba(255, 61, 141, .36);
      background:
        linear-gradient(135deg, rgba(255, 61, 141, .15), rgba(40, 224, 212, .09)),
        var(--panel);
      box-shadow: var(--shadow);
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 24px;
      align-items: center;
    }

    .cta-band h2 {
      color: #fff;
      font-size: 30px;
      line-height: 1.25;
      margin-bottom: 8px;
    }

    .cta-band p {
      color: var(--muted);
      max-width: 720px;
    }

    .float-cta {
      position: fixed;
      right: 22px;
      bottom: 22px;
      z-index: 60;
      width: 310px;
      border: 1px solid rgba(40, 224, 212, .34);
      background: rgba(17, 16, 25, .94);
      border-radius: 22px;
      padding: 14px;
      box-shadow: var(--shadow);
      display: grid;
      gap: 10px;
    }

    .float-head {
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 12px;
      color: var(--muted);
      font-size: 13px;
    }

    .float-head strong {
      color: #fff;
    }

    .float-close {
      width: 28px;
      height: 28px;
      border-radius: 10px;
      color: var(--muted);
      background: rgba(255, 255, 255, .05);
      border: 1px solid var(--line);
    }

    .float-close:hover {
      color: #fff;
      border-color: rgba(255, 61, 141, .42);
    }

    .site-footer {
      padding: 62px 0 26px;
      background:
        linear-gradient(180deg, rgba(17, 16, 25, .2), rgba(0, 0, 0, .42)),
        #08070d;
      border-top: 1px solid rgba(52, 48, 68, .75);
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.3fr .8fr .8fr;
      gap: 34px;
      margin-bottom: 30px;
    }

    .footer-brand {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      color: #fff;
      font-weight: 850;
      margin-bottom: 14px;
    }

    .footer-col p {
      color: var(--muted);
      max-width: 560px;
      font-size: 14px;
    }

    .footer-col h3 {
      color: #fff;
      font-size: 16px;
      margin-bottom: 12px;
    }

    .footer-links {
      display: grid;
      gap: 9px;
    }

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

    .footer-links a:hover {
      color: var(--cyan);
      transform: translateX(2px);
    }

    .footer-note {
      padding-top: 20px;
      border-top: 1px solid rgba(52, 48, 68, .72);
      display: flex;
      justify-content: space-between;
      gap: 16px;
      color: var(--soft);
      font-size: 13px;
      flex-wrap: wrap;
    }

    .hidden {
      display: none !important;
    }

    @media (max-width: 1024px) {
      .nav-wrap {
        grid-template-columns: 1fr auto;
        gap: 14px;
        padding: 12px 0;
      }

      .brand {
        min-width: 0;
      }

      .seg-nav {
        grid-column: 1 / -1;
        justify-self: stretch;
        order: 3;
        border-radius: 18px;
      }

      .hero-grid,
      .filter-layout,
      .demo-grid {
        grid-template-columns: 1fr;
      }

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

      .filter-rail {
        position: static;
      }

      .chips {
        flex-wrap: nowrap;
        overflow-x: auto;
        padding-bottom: 4px;
      }

      .chip {
        white-space: nowrap;
      }

      h1 {
        font-size: 42px;
      }

      .section-title {
        font-size: 32px;
      }

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

    @media (max-width: 768px) {
      body {
        padding-bottom: 92px;
      }

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

      .site-header {
        position: sticky;
      }

      .nav-wrap {
        min-height: 68px;
      }

      .brand-text strong {
        font-size: 14px;
        max-width: 180px;
      }

      .brand-text span {
        display: none;
      }

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

      .nav-action .btn {
        min-height: 40px;
        padding: 9px 12px;
        font-size: 13px;
      }

      .menu-btn {
        display: grid;
        place-items: center;
      }

      .seg-nav {
        display: none;
      }

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

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

      h1 {
        font-size: 34px;
      }

      .hero-lead,
      .section-desc {
        font-size: 15px;
      }

      .hero-actions,
      .cta-band {
        grid-template-columns: 1fr;
      }

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

      .age-box {
        grid-template-columns: auto 1fr;
      }

      .age-state {
        grid-column: 1 / -1;
        justify-self: start;
      }

      .section {
        padding: 62px 0;
      }

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

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

      .cta-band {
        padding: 24px;
      }

      .cta-band h2 {
        font-size: 25px;
      }

      .footer-grid {
        grid-template-columns: 1fr;
        gap: 24px;
      }

      .float-cta {
        left: 12px;
        right: 12px;
        bottom: 12px;
        width: auto;
        border-radius: 18px;
      }
    }

    @media (max-width: 520px) {
      .brand-text strong {
        max-width: 150px;
      }

      .nav-action {
        gap: 6px;
      }

      .nav-action .btn {
        max-width: 112px;
        line-height: 1.25;
        white-space: normal;
      }

      .hero-actions {
        flex-direction: column;
      }

      .hero-actions .btn {
        justify-content: center;
      }

      .section-title {
        font-size: 27px;
      }

      .task-line {
        grid-template-columns: auto 1fr;
      }

      .task-line .status {
        grid-column: 1 / -1;
        justify-self: start;
      }

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

      .faq-toggle {
        grid-template-columns: auto 1fr;
      }

      .faq-arrow {
        display: none;
      }

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

/* roulang page: category2 */
:root {
      --bg: #0b0a12;
      --bg-soft: #111019;
      --panel: #191724;
      --panel-2: #211e2e;
      --panel-3: #171522;
      --text: #edeaf5;
      --muted: #b9b3c7;
      --subtle: #7f7892;
      --line: #343044;
      --line-hot: rgba(255, 61, 141, .42);
      --primary: #ff3d8d;
      --primary-2: #f43f8f;
      --cyan: #28e0d4;
      --amber: #f6b85a;
      --green: #61e7a8;
      --danger: #ff628f;
      --shadow: 0 18px 50px rgba(0, 0, 0, .35);
      --shadow-soft: 0 12px 34px rgba(0, 0, 0, .24);
      --radius-xl: 22px;
      --radius-lg: 18px;
      --radius-md: 14px;
      --radius-sm: 10px;
      --container: 1220px;
      --ease: 180ms ease;
      --gradient: linear-gradient(135deg, #ff3d8d 0%, #7c5cff 46%, #28e0d4 100%);
      --gradient-soft: linear-gradient(135deg, rgba(255, 61, 141, .2), rgba(40, 224, 212, .12));
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      min-height: 100vh;
      font-family: system-ui, -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
      color: var(--text);
      background:
        radial-gradient(circle at 12% 4%, rgba(255, 61, 141, .2), transparent 28%),
        radial-gradient(circle at 88% 16%, rgba(40, 224, 212, .16), transparent 26%),
        linear-gradient(180deg, #0b0a12 0%, #111019 44%, #0b0a12 100%);
      line-height: 1.75;
      letter-spacing: 0;
      padding-bottom: 0;
    }

    body::before {
      content: "";
      position: fixed;
      inset: 0;
      pointer-events: none;
      opacity: .34;
      background-image:
        linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
      background-size: 44px 44px;
      mask-image: linear-gradient(to bottom, rgba(0,0,0,.8), transparent 78%);
      z-index: -1;
    }

    a {
      color: inherit;
      text-decoration: none;
    }

    button,
    input {
      font: inherit;
    }

    button {
      cursor: pointer;
    }

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

    .site-header {
      position: sticky;
      top: 0;
      z-index: 80;
      background: rgba(11, 10, 18, .88);
      border-bottom: 1px solid rgba(52, 48, 68, .82);
      backdrop-filter: blur(14px);
      transition: box-shadow var(--ease), border-color var(--ease), background var(--ease);
    }

    .site-header.is-scrolled {
      box-shadow: 0 12px 34px rgba(0, 0, 0, .34);
      border-color: rgba(255, 61, 141, .26);
      background: rgba(11, 10, 18, .94);
    }

    .nav-wrap {
      min-height: 76px;
      display: grid;
      grid-template-columns: minmax(250px, 1fr) auto minmax(170px, .6fr);
      align-items: center;
      gap: 18px;
    }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      min-width: 0;
      outline: none;
      border-radius: var(--radius-md);
    }

    .brand:focus-visible {
      box-shadow: 0 0 0 3px rgba(40, 224, 212, .28);
    }

    .brand-mark {
      width: 42px;
      height: 42px;
      display: inline-grid;
      place-items: center;
      flex: 0 0 auto;
      color: #fff;
      font-weight: 900;
      border-radius: 13px;
      background: var(--gradient);
      box-shadow: 0 0 28px rgba(255, 61, 141, .28);
    }

    .brand-text {
      display: grid;
      gap: 1px;
      min-width: 0;
    }

    .brand-text strong {
      max-width: 360px;
      overflow: hidden;
      text-overflow: ellipsis;
      white-space: nowrap;
      font-size: 16px;
      line-height: 1.3;
      font-weight: 850;
    }

    .brand-text span {
      color: var(--subtle);
      font-size: 12px;
      line-height: 1.3;
    }

    .seg-nav {
      display: flex;
      align-items: center;
      gap: 8px;
      padding: 7px;
      border: 1px solid var(--line);
      border-radius: 999px;
      background: rgba(25, 23, 36, .82);
      box-shadow: inset 0 1px 0 rgba(255, 255, 255, .04);
      overflow-x: auto;
      scrollbar-width: none;
    }

    .seg-nav::-webkit-scrollbar {
      display: none;
    }

    .seg-nav a {
      flex: 0 0 auto;
      padding: 9px 14px;
      border: 1px solid transparent;
      border-radius: 999px;
      color: var(--muted);
      font-size: 14px;
      line-height: 1;
      transition: transform var(--ease), color var(--ease), background var(--ease), border-color var(--ease);
    }

    .seg-nav a:hover {
      transform: translateY(-1px);
      color: var(--text);
      border-color: rgba(40, 224, 212, .32);
      background: rgba(40, 224, 212, .08);
    }

    .seg-nav a.active {
      color: #fff;
      border-color: rgba(255, 61, 141, .5);
      background: linear-gradient(135deg, rgba(255, 61, 141, .32), rgba(40, 224, 212, .14));
      box-shadow: 0 0 22px rgba(255, 61, 141, .16);
    }

    .nav-action {
      display: flex;
      justify-content: flex-end;
      align-items: center;
      gap: 10px;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      min-height: 44px;
      padding: 12px 18px;
      border: 1px solid transparent;
      border-radius: 999px;
      color: var(--text);
      background: var(--panel-2);
      font-weight: 750;
      font-size: 14px;
      line-height: 1.2;
      transition: transform var(--ease), box-shadow var(--ease), border-color var(--ease), background var(--ease), color var(--ease);
      outline: none;
      white-space: nowrap;
    }

    .btn:hover {
      transform: translateY(-1px);
      border-color: rgba(40, 224, 212, .38);
      box-shadow: 0 12px 28px rgba(0, 0, 0, .22);
    }

    .btn:active {
      transform: translateY(0);
    }

    .btn:focus-visible {
      box-shadow: 0 0 0 4px rgba(40, 224, 212, .25);
    }

    .btn-primary {
      color: #fff;
      background: var(--gradient);
      box-shadow: 0 12px 30px rgba(255, 61, 141, .25);
    }

    .btn-secondary {
      border-color: rgba(40, 224, 212, .36);
      background: rgba(40, 224, 212, .08);
      color: var(--text);
    }

    .btn-ghost {
      border-color: var(--line);
      color: var(--muted);
      background: rgba(25, 23, 36, .7);
    }

    .menu-btn {
      display: none;
      width: 44px;
      height: 44px;
      border: 1px solid var(--line);
      border-radius: 14px;
      color: var(--text);
      background: rgba(25, 23, 36, .8);
      transition: border-color var(--ease), background var(--ease);
    }

    .menu-btn:hover,
    .menu-btn:focus-visible {
      border-color: rgba(40, 224, 212, .48);
      background: rgba(40, 224, 212, .1);
      outline: none;
    }

    main {
      overflow: hidden;
    }

    .section {
      padding: 96px 0;
      position: relative;
    }

    .section-tight {
      padding: 74px 0;
    }

    .hero {
      padding: 86px 0 42px;
      min-height: calc(100vh - 76px);
      display: flex;
      align-items: center;
    }

    .hero-grid {
      display: grid;
      grid-template-columns: minmax(0, 1.02fr) minmax(360px, .78fr);
      gap: 34px;
      align-items: stretch;
    }

    .hero-copy {
      padding: 18px 0;
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      margin-bottom: 18px;
      padding: 8px 12px;
      border: 1px solid rgba(246, 184, 90, .34);
      border-radius: 999px;
      color: #ffdfaa;
      background: rgba(246, 184, 90, .08);
      font-size: 13px;
      font-weight: 700;
    }

    .eyebrow::before {
      content: "";
      width: 8px;
      height: 8px;
      border-radius: 999px;
      background: var(--amber);
      box-shadow: 0 0 16px rgba(246, 184, 90, .6);
    }

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

    h1 {
      margin-bottom: 20px;
      max-width: 780px;
      font-size: 52px;
      line-height: 1.12;
      font-weight: 900;
      letter-spacing: 0;
    }

    .lead {
      max-width: 760px;
      margin-bottom: 26px;
      color: var(--muted);
      font-size: 17px;
      line-height: 1.8;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin: 28px 0;
    }

    .mini-note {
      display: flex;
      align-items: flex-start;
      gap: 10px;
      max-width: 720px;
      padding: 14px 16px;
      border: 1px solid rgba(246, 184, 90, .28);
      border-radius: var(--radius-md);
      color: var(--muted);
      background: rgba(246, 184, 90, .06);
      font-size: 14px;
      line-height: 1.65;
    }

    .mini-note strong {
      color: var(--amber);
      white-space: nowrap;
    }

    .coupon-wall {
      position: relative;
      min-height: 520px;
      padding: 20px;
      border: 1px solid rgba(52, 48, 68, .9);
      border-radius: 28px;
      background:
        linear-gradient(160deg, rgba(255, 61, 141, .14), transparent 34%),
        linear-gradient(340deg, rgba(40, 224, 212, .12), transparent 38%),
        rgba(17, 16, 25, .9);
      box-shadow: var(--shadow);
      overflow: hidden;
    }

    .coupon-wall::before {
      content: "";
      position: absolute;
      inset: 18px;
      border-radius: 24px;
      border: 1px dashed rgba(255, 255, 255, .12);
      pointer-events: none;
    }

    .main-ticket {
      position: relative;
      z-index: 1;
      padding: 24px;
      min-height: 246px;
      border-radius: 24px;
      background:
        radial-gradient(circle at top right, rgba(40, 224, 212, .22), transparent 32%),
        linear-gradient(135deg, rgba(255, 61, 141, .28), rgba(33, 30, 46, .94) 58%);
      border: 1px solid rgba(255, 61, 141, .38);
      box-shadow: 0 18px 50px rgba(255, 61, 141, .13);
    }

    .ticket-top {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      margin-bottom: 26px;
    }

    .badge {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      padding: 7px 10px;
      border: 1px solid rgba(40, 224, 212, .28);
      border-radius: 999px;
      color: var(--cyan);
      background: rgba(40, 224, 212, .08);
      font-size: 12px;
      font-weight: 800;
      line-height: 1;
    }

    .badge.hot {
      border-color: rgba(255, 61, 141, .36);
      color: #ffc4dd;
      background: rgba(255, 61, 141, .12);
    }

    .badge.warn {
      border-color: rgba(246, 184, 90, .34);
      color: #ffdfaa;
      background: rgba(246, 184, 90, .08);
    }

    .ticket-code {
      color: var(--subtle);
      font-size: 12px;
      font-weight: 700;
    }

    .main-ticket h2 {
      margin-bottom: 10px;
      font-size: 30px;
      line-height: 1.22;
      font-weight: 900;
    }

    .main-ticket p {
      margin-bottom: 18px;
      color: var(--muted);
      font-size: 14px;
    }

    .ticket-check {
      display: grid;
      gap: 10px;
      margin: 20px 0;
    }

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

    .check-dot {
      width: 20px;
      height: 20px;
      display: inline-grid;
      place-items: center;
      flex: 0 0 auto;
      border-radius: 50%;
      color: #07110f;
      background: var(--cyan);
      font-size: 12px;
      font-weight: 900;
    }

    .coupon-grid {
      position: relative;
      z-index: 1;
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 12px;
      margin-top: 14px;
    }

    .mini-ticket {
      min-height: 116px;
      padding: 16px;
      border: 1px solid var(--line);
      border-radius: 18px;
      background: rgba(25, 23, 36, .84);
      transition: transform var(--ease), border-color var(--ease), background var(--ease);
    }

    .mini-ticket:hover {
      transform: translateY(-2px);
      border-color: rgba(40, 224, 212, .45);
      background: rgba(33, 30, 46, .94);
    }

    .mini-ticket span {
      display: inline-block;
      margin-bottom: 8px;
      color: var(--cyan);
      font-size: 12px;
      font-weight: 800;
    }

    .mini-ticket strong {
      display: block;
      margin-bottom: 4px;
      line-height: 1.35;
    }

    .mini-ticket small {
      color: var(--subtle);
      line-height: 1.55;
    }

    .section-head {
      display: grid;
      grid-template-columns: minmax(0, .85fr) minmax(260px, .35fr);
      gap: 24px;
      align-items: end;
      margin-bottom: 34px;
    }

    .section-kicker {
      display: inline-flex;
      width: fit-content;
      margin-bottom: 12px;
      padding: 7px 11px;
      border-radius: 999px;
      border: 1px solid rgba(255, 61, 141, .3);
      color: #ffc4dd;
      background: rgba(255, 61, 141, .08);
      font-size: 12px;
      font-weight: 850;
    }

    h2 {
      margin-bottom: 12px;
      font-size: 36px;
      line-height: 1.22;
      font-weight: 850;
      letter-spacing: 0;
    }

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

    .quick-status {
      display: grid;
      gap: 10px;
      padding: 16px;
      border: 1px solid var(--line);
      border-radius: var(--radius-lg);
      background: rgba(25, 23, 36, .74);
    }

    .quick-status div {
      display: flex;
      justify-content: space-between;
      gap: 12px;
      color: var(--muted);
      font-size: 13px;
    }

    .quick-status strong {
      color: var(--cyan);
    }

    .guide-layout {
      display: grid;
      grid-template-columns: minmax(0, 1fr) 330px;
      gap: 24px;
      align-items: start;
    }

    .content-flow {
      display: grid;
      gap: 22px;
    }

    .guide-card,
    .task-card,
    .compare-card,
    .faq-item,
    .privacy-panel,
    .sticky-summary {
      position: relative;
      border: 1px solid var(--line);
      border-radius: var(--radius-lg);
      background: rgba(25, 23, 36, .84);
      box-shadow: var(--shadow-soft);
      overflow: hidden;
    }

    .guide-card::before,
    .task-card::before,
    .compare-card::before {
      content: "";
      position: absolute;
      inset: 0 0 auto;
      height: 2px;
      background: var(--gradient);
      transform: scaleX(.18);
      transform-origin: left;
      opacity: .8;
      transition: transform var(--ease), opacity var(--ease);
    }

    .guide-card:hover,
    .task-card:hover,
    .compare-card:hover {
      border-color: var(--line-hot);
      background: rgba(33, 30, 46, .9);
    }

    .guide-card:hover::before,
    .task-card:hover::before,
    .compare-card:hover::before {
      transform: scaleX(1);
      opacity: 1;
    }

    .guide-card {
      padding: 24px;
    }

    .guide-card h3 {
      margin-bottom: 10px;
      font-size: 22px;
      line-height: 1.35;
    }

    .guide-card p {
      margin-bottom: 18px;
      color: var(--muted);
      font-size: 15px;
    }

    .chip-row {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 18px;
    }

    .chip {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      padding: 9px 12px;
      border: 1px solid var(--line);
      border-radius: 999px;
      color: var(--muted);
      background: rgba(17, 16, 25, .72);
      font-size: 13px;
      font-weight: 750;
      transition: border-color var(--ease), background var(--ease), color var(--ease), transform var(--ease);
    }

    .chip:hover,
    .chip.active {
      transform: translateY(-1px);
      color: var(--text);
      border-color: rgba(40, 224, 212, .42);
      background: rgba(40, 224, 212, .1);
    }

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

    .checklist li {
      display: grid;
      grid-template-columns: 28px minmax(0, 1fr) auto;
      gap: 12px;
      align-items: center;
      padding: 14px;
      border: 1px solid rgba(52, 48, 68, .84);
      border-radius: var(--radius-md);
      background: rgba(17, 16, 25, .62);
    }

    .checklist .icon {
      width: 28px;
      height: 28px;
      display: inline-grid;
      place-items: center;
      border-radius: 9px;
      color: #08110f;
      background: var(--cyan);
      font-weight: 900;
    }

    .checklist strong {
      display: block;
      line-height: 1.35;
    }

    .checklist small {
      color: var(--subtle);
      line-height: 1.45;
    }

    .status-pill {
      flex: 0 0 auto;
      padding: 6px 9px;
      border: 1px solid rgba(97, 231, 168, .34);
      border-radius: 999px;
      color: #bff7d9;
      background: rgba(97, 231, 168, .08);
      font-size: 12px;
      font-weight: 800;
    }

    .task-grid {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 16px;
    }

    .task-card {
      min-height: 218px;
      padding: 20px;
      display: flex;
      flex-direction: column;
      gap: 14px;
    }

    .task-no {
      width: fit-content;
      padding: 7px 10px;
      border-radius: 999px;
      color: #fff;
      background: linear-gradient(135deg, rgba(255, 61, 141, .9), rgba(40, 224, 212, .75));
      font-size: 12px;
      font-weight: 900;
    }

    .task-card h3 {
      margin: 0;
      font-size: 20px;
      line-height: 1.35;
    }

    .task-card p {
      margin: 0;
      color: var(--muted);
      font-size: 14px;
      line-height: 1.7;
    }

    .task-card .card-bottom {
      margin-top: auto;
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 12px;
    }

    .small-link {
      color: var(--cyan);
      font-size: 13px;
      font-weight: 850;
    }

    .compare-row {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 16px;
    }

    .compare-card {
      padding: 22px;
      min-height: 246px;
    }

    .compare-card.featured {
      border-color: rgba(255, 61, 141, .5);
      box-shadow: 0 18px 48px rgba(255, 61, 141, .14);
    }

    .compare-card h3 {
      margin-bottom: 8px;
      font-size: 21px;
    }

    .compare-card p {
      margin-bottom: 16px;
      color: var(--muted);
      font-size: 14px;
    }

    .feature-list {
      display: grid;
      gap: 10px;
      margin: 0 0 20px;
      padding: 0;
      list-style: none;
    }

    .feature-list li {
      display: flex;
      gap: 9px;
      color: var(--muted);
      font-size: 14px;
      line-height: 1.45;
    }

    .feature-list li::before {
      content: "✓";
      color: var(--cyan);
      font-weight: 900;
    }

    .privacy-panel {
      padding: 26px;
      background:
        radial-gradient(circle at 6% 14%, rgba(246, 184, 90, .14), transparent 30%),
        rgba(25, 23, 36, .86);
    }

    .privacy-panel h2 {
      margin-bottom: 10px;
      font-size: 30px;
    }

    .privacy-panel p {
      color: var(--muted);
    }

    .privacy-grid {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 14px;
      margin-top: 22px;
    }

    .privacy-item {
      padding: 16px;
      border: 1px solid rgba(52, 48, 68, .84);
      border-radius: var(--radius-md);
      background: rgba(17, 16, 25, .55);
    }

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

    .privacy-item span {
      color: var(--subtle);
      font-size: 13px;
      line-height: 1.55;
    }

    .sticky-summary {
      position: sticky;
      top: 96px;
      padding: 20px;
      background:
        linear-gradient(180deg, rgba(255, 61, 141, .1), transparent 32%),
        rgba(25, 23, 36, .9);
    }

    .sticky-summary h3 {
      margin-bottom: 12px;
      font-size: 20px;
    }

    .summary-meter {
      height: 10px;
      margin: 16px 0 18px;
      border-radius: 999px;
      background: rgba(52, 48, 68, .9);
      overflow: hidden;
    }

    .summary-meter span {
      display: block;
      width: 72%;
      height: 100%;
      border-radius: inherit;
      background: var(--gradient);
    }

    .summary-list {
      display: grid;
      gap: 10px;
      margin: 0 0 18px;
      padding: 0;
      list-style: none;
    }

    .summary-list li {
      display: flex;
      justify-content: space-between;
      gap: 12px;
      padding: 10px 0;
      border-bottom: 1px solid rgba(52, 48, 68, .68);
      color: var(--muted);
      font-size: 13px;
    }

    .summary-list strong {
      color: var(--cyan);
    }

    .age-box {
      margin-top: 18px;
      padding: 14px;
      border: 1px solid rgba(246, 184, 90, .34);
      border-radius: var(--radius-md);
      background: rgba(246, 184, 90, .07);
    }

    .age-box label {
      display: flex;
      gap: 10px;
      align-items: flex-start;
      color: var(--muted);
      font-size: 13px;
      line-height: 1.6;
      cursor: pointer;
    }

    .age-box input {
      width: 18px;
      height: 18px;
      margin-top: 3px;
      accent-color: var(--primary);
      flex: 0 0 auto;
    }

    .faq-wrap {
      display: grid;
      gap: 12px;
    }

    .faq-item {
      background: rgba(25, 23, 36, .88);
    }

    .faq-button {
      width: 100%;
      display: grid;
      grid-template-columns: 30px minmax(0, 1fr) 24px;
      gap: 12px;
      align-items: center;
      padding: 18px 20px;
      border: 0;
      color: var(--text);
      background: transparent;
      text-align: left;
      outline: none;
    }

    .faq-button:focus-visible {
      box-shadow: inset 0 0 0 3px rgba(40, 224, 212, .22);
    }

    .faq-icon {
      width: 30px;
      height: 30px;
      display: inline-grid;
      place-items: center;
      border-radius: 10px;
      color: var(--cyan);
      background: rgba(40, 224, 212, .08);
      font-weight: 900;
    }

    .faq-title {
      font-size: 16px;
      font-weight: 800;
      line-height: 1.45;
    }

    .faq-toggle {
      color: var(--subtle);
      font-size: 22px;
      transition: transform var(--ease), color var(--ease);
    }

    .faq-panel {
      display: none;
      padding: 0 20px 20px 62px;
      color: var(--muted);
      font-size: 14px;
      line-height: 1.75;
    }

    .faq-item.open {
      border-color: rgba(40, 224, 212, .4);
    }

    .faq-item.open .faq-toggle {
      transform: rotate(45deg);
      color: var(--cyan);
    }

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

    .cta-band {
      padding: 34px;
      border: 1px solid rgba(255, 61, 141, .32);
      border-radius: 26px;
      background:
        radial-gradient(circle at top left, rgba(255, 61, 141, .24), transparent 34%),
        radial-gradient(circle at bottom right, rgba(40, 224, 212, .16), transparent 34%),
        rgba(25, 23, 36, .86);
      box-shadow: var(--shadow);
    }

    .cta-band-inner {
      display: grid;
      grid-template-columns: minmax(0, 1fr) auto;
      gap: 22px;
      align-items: center;
    }

    .cta-band h2 {
      margin-bottom: 8px;
      font-size: 32px;
    }

    .cta-band p {
      margin: 0;
      color: var(--muted);
    }

    .floating-cta {
      position: fixed;
      right: 24px;
      bottom: 24px;
      z-index: 90;
      width: 310px;
      padding: 14px;
      border: 1px solid rgba(255, 61, 141, .34);
      border-radius: 22px;
      background: rgba(17, 16, 25, .94);
      box-shadow: 0 18px 54px rgba(0, 0, 0, .45);
      backdrop-filter: blur(12px);
      transition: opacity var(--ease), transform var(--ease);
    }

    .floating-cta.is-hidden {
      opacity: 0;
      transform: translateY(16px);
      pointer-events: none;
    }

    .float-head {
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 12px;
      margin-bottom: 10px;
    }

    .float-head strong {
      font-size: 14px;
    }

    .float-head button {
      width: 28px;
      height: 28px;
      border: 1px solid var(--line);
      border-radius: 999px;
      color: var(--muted);
      background: rgba(25, 23, 36, .8);
    }

    .float-head button:hover,
    .float-head button:focus-visible {
      color: var(--text);
      border-color: rgba(40, 224, 212, .38);
      outline: none;
    }

    .floating-cta p {
      margin: 0 0 12px;
      color: var(--subtle);
      font-size: 12px;
      line-height: 1.55;
    }

    .floating-cta .btn {
      width: 100%;
      min-height: 42px;
    }

    .site-footer {
      padding: 58px 0 34px;
      border-top: 1px solid rgba(52, 48, 68, .88);
      background:
        linear-gradient(180deg, rgba(17, 16, 25, .2), rgba(11, 10, 18, .98)),
        radial-gradient(circle at 22% 12%, rgba(255, 61, 141, .12), transparent 30%);
    }

    .footer-grid {
      display: grid;
      grid-template-columns: minmax(0, 1.4fr) .8fr .8fr;
      gap: 34px;
      margin-bottom: 32px;
    }

    .footer-brand {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-bottom: 14px;
      font-weight: 900;
    }

    .footer-col p {
      max-width: 560px;
      margin: 0;
      color: var(--muted);
      font-size: 14px;
    }

    .footer-col h3 {
      margin: 0 0 14px;
      font-size: 16px;
    }

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

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

    .footer-links a:hover {
      color: var(--cyan);
      transform: translateX(2px);
    }

    .footer-note {
      display: flex;
      justify-content: space-between;
      gap: 18px;
      padding-top: 22px;
      border-top: 1px solid rgba(52, 48, 68, .72);
      color: var(--subtle);
      font-size: 13px;
    }

    @media (max-width: 1080px) {
      .nav-wrap {
        grid-template-columns: minmax(220px, .8fr) minmax(300px, 1fr) auto;
      }

      .hero-grid,
      .guide-layout {
        grid-template-columns: 1fr;
      }

      .hero {
        min-height: auto;
        padding-top: 70px;
      }

      .sticky-summary {
        position: static;
        display: grid;
        grid-template-columns: minmax(0, 1fr) minmax(260px, .7fr);
        gap: 16px;
      }
    }

    @media (max-width: 820px) {
      body {
        padding-bottom: 92px;
      }

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

      .site-header {
        position: sticky;
      }

      .nav-wrap {
        min-height: 70px;
        grid-template-columns: minmax(0, 1fr) auto;
        gap: 10px;
      }

      .brand-text strong {
        max-width: 220px;
        font-size: 14px;
      }

      .brand-text span {
        display: none;
      }

      .seg-nav {
        grid-column: 1 / -1;
        width: 100%;
        order: 3;
        padding: 6px;
        border-radius: 16px;
      }

      .seg-nav:not(.open) {
        display: flex;
      }

      .seg-nav a {
        padding: 9px 12px;
        font-size: 13px;
      }

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

      .menu-btn {
        display: inline-grid;
        place-items: center;
      }

      .hero {
        padding: 58px 0 28px;
      }

      h1 {
        font-size: 36px;
      }

      h2 {
        font-size: 28px;
      }

      .lead {
        font-size: 15px;
      }

      .section,
      .section-tight {
        padding: 62px 0;
      }

      .section-head {
        grid-template-columns: 1fr;
      }

      .coupon-wall {
        min-height: auto;
        padding: 16px;
      }

      .main-ticket {
        padding: 20px;
      }

      .coupon-grid,
      .task-grid,
      .compare-row,
      .privacy-grid {
        grid-template-columns: 1fr;
      }

      .checklist li {
        grid-template-columns: 28px minmax(0, 1fr);
      }

      .status-pill {
        grid-column: 2;
        width: fit-content;
      }

      .sticky-summary {
        grid-template-columns: 1fr;
      }

      .cta-band-inner,
      .footer-grid {
        grid-template-columns: 1fr;
      }

      .footer-note {
        flex-direction: column;
      }

      .floating-cta {
        left: 12px;
        right: 12px;
        bottom: 12px;
        width: auto;
        border-radius: 18px;
      }

      .floating-cta p {
        display: none;
      }
    }

    @media (max-width: 520px) {
      .brand-mark {
        width: 38px;
        height: 38px;
        border-radius: 12px;
      }

      .brand-text strong {
        max-width: 172px;
      }

      .hero-actions,
      .cta-band-inner > div:last-child {
        display: grid;
        width: 100%;
      }

      .btn {
        width: 100%;
        min-width: 0;
      }

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

      .main-ticket h2 {
        font-size: 24px;
      }

      .guide-card,
      .privacy-panel,
      .cta-band {
        padding: 20px;
      }

      .faq-button {
        grid-template-columns: 28px minmax(0, 1fr) 22px;
        padding: 16px;
      }

      .faq-panel {
        padding: 0 16px 18px 56px;
      }
    }