/* roulang page: index */
:root {
      --bg: #f7f3eb;
      --bg-soft: #fffaf2;
      --panel: #ffffff;
      --panel-strong: #fff5e6;
      --ink: #19152f;
      --muted: #6c667c;
      --subtle: #928aa0;
      --primary: #8e3cff;
      --primary-dark: #5e25be;
      --primary-soft: rgba(142, 60, 255, .12);
      --accent: #e15a2b;
      --accent-soft: rgba(225, 90, 43, .12);
      --gold: #c89b43;
      --success: #20a574;
      --danger: #d84848;
      --line: rgba(25, 21, 47, .12);
      --line-strong: rgba(25, 21, 47, .22);
      --shadow: 0 24px 70px rgba(31, 21, 59, .12);
      --shadow-soft: 0 14px 40px rgba(31, 21, 59, .08);
      --radius-xs: 10px;
      --radius-sm: 14px;
      --radius-md: 22px;
      --radius-lg: 34px;
      --container: 1180px;
      --font: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;
      --serif: "Noto Serif SC", "Songti SC", "SimSun", serif;
    }

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

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

    body {
      font-family: var(--font);
      color: var(--ink);
      background:
        radial-gradient(circle at 12% 6%, rgba(142, 60, 255, .14), transparent 30%),
        radial-gradient(circle at 88% 18%, rgba(225, 90, 43, .12), transparent 28%),
        linear-gradient(180deg, #fbf6ee 0%, var(--bg) 46%, #f5efe3 100%);
      line-height: 1.78;
      overflow-x: hidden;
    }

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

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

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

    button {
      border: 0;
      cursor: pointer;
      background: transparent;
    }

    input, select, textarea {
      width: 100%;
      border: 1px solid var(--line);
      background: rgba(255,255,255,.88);
      color: var(--ink);
      border-radius: 999px;
      outline: none;
      transition: border-color .22s ease, box-shadow .22s ease, background .22s ease;
    }

    input:focus, select:focus, textarea:focus, button:focus-visible, a:focus-visible {
      outline: 3px solid rgba(142, 60, 255, .22);
      outline-offset: 3px;
    }

    input:focus, select:focus, textarea:focus {
      border-color: rgba(142, 60, 255, .65);
      box-shadow: 0 0 0 5px rgba(142, 60, 255, .10);
      background: #fff;
    }

    ::selection {
      background: rgba(142, 60, 255, .22);
    }

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

    .site-header {
      position: sticky;
      top: 0;
      z-index: 80;
      background: rgba(255, 250, 242, .86);
      backdrop-filter: blur(18px);
      border-bottom: 1px solid var(--line);
    }

    .masthead {
      display: grid;
      grid-template-columns: minmax(260px, 1fr) auto;
      align-items: end;
      gap: 28px;
      padding: 22px 0 14px;
    }

    .brand-block {
      display: flex;
      align-items: flex-end;
      gap: 18px;
      min-width: 0;
    }

    .brand-mark {
      width: 52px;
      height: 52px;
      border-radius: 50%;
      display: grid;
      place-items: center;
      color: #fff;
      flex: 0 0 auto;
      font-weight: 900;
      letter-spacing: .05em;
      background:
        linear-gradient(135deg, var(--primary), var(--accent));
      box-shadow: 0 16px 34px rgba(142, 60, 255, .24);
    }

    .brand-text {
      min-width: 0;
    }

    .brand-name {
      font-family: var(--serif);
      font-size: clamp(30px, 4vw, 54px);
      line-height: 1;
      font-weight: 900;
      letter-spacing: -.04em;
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }

    .brand-note {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-top: 10px;
      color: var(--muted);
      font-size: 14px;
    }

    .brand-note::before {
      content: "";
      width: 64px;
      height: 1px;
      background: var(--line-strong);
    }

    .header-tools {
      display: flex;
      align-items: center;
      gap: 12px;
      justify-self: end;
      margin-bottom: 4px;
    }

    .mini-search {
      width: 250px;
      position: relative;
    }

    .mini-search input {
      height: 42px;
      padding: 0 44px 0 16px;
      font-size: 14px;
    }

    .mini-search span {
      position: absolute;
      right: 14px;
      top: 50%;
      transform: translateY(-50%);
      color: var(--subtle);
      font-size: 15px;
    }

    .menu-toggle {
      display: none;
      width: 44px;
      height: 44px;
      border-radius: 50%;
      border: 1px solid var(--line);
      background: #fff;
      color: var(--ink);
      transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
    }

    .menu-toggle:hover {
      transform: translateY(-1px);
      box-shadow: var(--shadow-soft);
      border-color: rgba(142, 60, 255, .35);
    }

    .channel-row {
      border-top: 1px solid var(--line);
    }

    .nav-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
      min-height: 52px;
    }

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

    .site-nav a {
      position: relative;
      padding: 12px 18px;
      border-radius: 999px;
      color: var(--muted);
      font-weight: 700;
      transition: color .2s ease, background .2s ease, transform .2s ease;
    }

    .site-nav a:hover {
      color: var(--ink);
      background: rgba(142, 60, 255, .08);
      transform: translateY(-1px);
    }

    .site-nav a.active {
      color: #fff;
      background: var(--ink);
      box-shadow: 0 10px 24px rgba(25, 21, 47, .16);
    }

    .age-pill {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 8px 13px;
      border-radius: 999px;
      background: rgba(225, 90, 43, .10);
      color: #8a3217;
      border: 1px solid rgba(225, 90, 43, .22);
      font-size: 13px;
      font-weight: 800;
      white-space: nowrap;
    }

    main {
      overflow: hidden;
    }

    .section {
      padding: 86px 0;
    }

    .section-tight {
      padding: 64px 0;
    }

    .section-kicker {
      display: inline-flex;
      align-items: center;
      gap: 9px;
      margin-bottom: 14px;
      padding: 7px 12px;
      border-radius: 999px;
      color: var(--primary-dark);
      background: var(--primary-soft);
      font-size: 13px;
      font-weight: 900;
      letter-spacing: .03em;
    }

    .section-kicker::before {
      content: "";
      width: 7px;
      height: 7px;
      border-radius: 50%;
      background: currentColor;
      box-shadow: 0 0 0 5px rgba(142, 60, 255, .12);
    }

    .section-title {
      font-size: clamp(28px, 4vw, 46px);
      line-height: 1.18;
      letter-spacing: -.04em;
      margin-bottom: 16px;
    }

    .section-desc {
      max-width: 780px;
      color: var(--muted);
      font-size: 17px;
      line-height: 1.9;
    }

    .hero {
      padding: 54px 0 70px;
    }

    .hero-panel {
      position: relative;
      border-radius: var(--radius-lg);
      border: 1px solid rgba(25, 21, 47, .12);
      background:
        linear-gradient(135deg, rgba(255,255,255,.86), rgba(255,245,230,.92)),
        radial-gradient(circle at 15% 18%, rgba(142, 60, 255, .18), transparent 34%),
        radial-gradient(circle at 86% 76%, rgba(225, 90, 43, .16), transparent 30%);
      box-shadow: var(--shadow);
      overflow: hidden;
    }

    .hero-panel::before,
    .hero-panel::after {
      content: "";
      position: absolute;
      pointer-events: none;
      border-radius: 999px;
      filter: blur(2px);
    }

    .hero-panel::before {
      width: 280px;
      height: 280px;
      right: -84px;
      top: -98px;
      background: rgba(142, 60, 255, .15);
    }

    .hero-panel::after {
      width: 220px;
      height: 220px;
      left: -70px;
      bottom: -110px;
      background: rgba(225, 90, 43, .14);
    }

    .hero-grid {
      position: relative;
      z-index: 1;
      display: grid;
      grid-template-columns: 1.15fr .85fr;
      gap: 36px;
      align-items: stretch;
      padding: clamp(28px, 5vw, 58px);
    }

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

    .brand-eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      width: fit-content;
      padding: 8px 13px;
      border-radius: 999px;
      background: rgba(25, 21, 47, .08);
      color: var(--ink);
      font-weight: 900;
      font-size: 13px;
      margin-bottom: 20px;
    }

    .brand-eyebrow b {
      color: var(--accent);
    }

    h1 {
      font-family: var(--serif);
      font-size: clamp(38px, 6vw, 72px);
      line-height: 1.04;
      letter-spacing: -.06em;
      margin-bottom: 22px;
    }

    .hero-lead {
      max-width: 760px;
      font-size: clamp(17px, 2vw, 20px);
      color: #4f485f;
      line-height: 1.95;
      margin-bottom: 26px;
    }

    .hero-metrics {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-bottom: 4px;
    }

    .metric-chip {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      padding: 12px 15px;
      border-radius: 999px;
      background: rgba(255,255,255,.78);
      border: 1px solid var(--line);
      box-shadow: 0 8px 20px rgba(31, 21, 59, .06);
      font-weight: 800;
      color: var(--ink);
    }

    .metric-chip span {
      color: var(--primary-dark);
      font-weight: 950;
    }

    .lead-card {
      align-self: stretch;
      border-radius: 28px;
      padding: 24px;
      background: rgba(25, 21, 47, .94);
      color: #fff;
      box-shadow: 0 28px 65px rgba(25, 21, 47, .24);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      min-height: 440px;
    }

    .lead-card-top {
      display: flex;
      justify-content: space-between;
      gap: 16px;
      align-items: flex-start;
      margin-bottom: 18px;
    }

    .lead-card h2 {
      font-size: 24px;
      line-height: 1.35;
      letter-spacing: -.03em;
      margin-bottom: 8px;
    }

    .lead-card p {
      color: rgba(255,255,255,.74);
      font-size: 14px;
      line-height: 1.8;
    }

    .status-dot {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 7px 10px;
      border-radius: 999px;
      background: rgba(32, 165, 116, .14);
      color: #8ff0c9;
      font-size: 12px;
      font-weight: 800;
      white-space: nowrap;
    }

    .status-dot::before {
      content: "";
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: #54d99e;
      box-shadow: 0 0 0 5px rgba(84, 217, 158, .14);
    }

    .lead-form {
      display: grid;
      gap: 12px;
      margin-top: 16px;
    }

    .lead-form input,
    .lead-form select {
      height: 50px;
      padding: 0 16px;
      background: rgba(255,255,255,.10);
      border-color: rgba(255,255,255,.18);
      color: #fff;
    }

    .lead-form input::placeholder {
      color: rgba(255,255,255,.52);
    }

    .lead-form select {
      color: #fff;
      appearance: none;
      background-image: linear-gradient(45deg, transparent 50%, rgba(255,255,255,.72) 50%), linear-gradient(135deg, rgba(255,255,255,.72) 50%, transparent 50%);
      background-position: calc(100% - 20px) 21px, calc(100% - 14px) 21px;
      background-size: 6px 6px, 6px 6px;
      background-repeat: no-repeat;
    }

    .lead-form option {
      color: var(--ink);
    }

    .form-note {
      font-size: 12px;
      color: rgba(255,255,255,.58);
      line-height: 1.7;
    }

    .form-result {
      display: none;
      padding: 10px 12px;
      border-radius: 14px;
      background: rgba(32, 165, 116, .16);
      border: 1px solid rgba(143, 240, 201, .28);
      color: #b7ffe1;
      font-size: 13px;
      line-height: 1.7;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 9px;
      min-height: 48px;
      padding: 12px 20px;
      border-radius: 999px;
      font-weight: 900;
      letter-spacing: .01em;
      transition: transform .2s ease, box-shadow .2s ease, background .2s ease, color .2s ease, border-color .2s ease;
      user-select: none;
    }

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

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

    .btn-primary {
      color: #fff;
      background: linear-gradient(135deg, var(--primary), var(--accent));
      box-shadow: 0 14px 30px rgba(142, 60, 255, .25);
    }

    .btn-primary:hover {
      box-shadow: 0 18px 42px rgba(142, 60, 255, .32);
    }

    .btn-dark {
      color: #fff;
      background: var(--ink);
      box-shadow: 0 14px 30px rgba(25, 21, 47, .22);
    }

    .btn-light {
      color: var(--ink);
      background: #fff;
      border: 1px solid var(--line);
    }

    .btn-light:hover {
      border-color: rgba(142, 60, 255, .35);
      box-shadow: var(--shadow-soft);
    }

    .btn-ghost {
      border: 1px solid rgba(255,255,255,.25);
      color: #fff;
      background: rgba(255,255,255,.08);
    }

    .btn-ghost:hover {
      background: rgba(255,255,255,.14);
      border-color: rgba(255,255,255,.38);
    }

    .pain-layout {
      display: grid;
      grid-template-columns: .9fr 1.1fr;
      gap: 28px;
      align-items: stretch;
      margin-top: 34px;
    }

    .quote-panel {
      border-radius: var(--radius-lg);
      background: var(--ink);
      color: #fff;
      padding: 34px;
      position: relative;
      overflow: hidden;
      min-height: 360px;
    }

    .quote-panel::after {
      content: "18+";
      position: absolute;
      right: 24px;
      bottom: -12px;
      font-size: 112px;
      font-weight: 950;
      line-height: 1;
      color: rgba(255,255,255,.06);
    }

    .quote-panel .tag {
      display: inline-flex;
      padding: 7px 11px;
      border-radius: 999px;
      background: rgba(255,255,255,.11);
      color: #f7cf8a;
      font-weight: 900;
      font-size: 13px;
      margin-bottom: 48px;
    }

    .quote-panel blockquote {
      position: relative;
      z-index: 1;
      font-family: var(--serif);
      font-size: clamp(25px, 3vw, 38px);
      line-height: 1.35;
      letter-spacing: -.04em;
    }

    .quote-panel p {
      position: relative;
      z-index: 1;
      margin-top: 20px;
      color: rgba(255,255,255,.72);
    }

    .pain-board {
      display: grid;
      gap: 14px;
    }

    .pain-row {
      display: grid;
      grid-template-columns: 68px 1fr auto;
      gap: 18px;
      align-items: center;
      padding: 20px;
      border-radius: 24px;
      background: rgba(255,255,255,.78);
      border: 1px solid var(--line);
      box-shadow: var(--shadow-soft);
      transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease;
    }

    .pain-row:hover {
      transform: translateX(4px);
      border-color: rgba(142, 60, 255, .28);
      box-shadow: 0 18px 44px rgba(31, 21, 59, .10);
    }

    .pain-icon {
      width: 54px;
      height: 54px;
      border-radius: 18px;
      display: grid;
      place-items: center;
      background: var(--primary-soft);
      color: var(--primary-dark);
      font-size: 23px;
      font-weight: 950;
    }

    .pain-row h3 {
      font-size: 19px;
      line-height: 1.35;
      margin-bottom: 4px;
    }

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

    .pain-badge {
      padding: 7px 10px;
      border-radius: 999px;
      background: var(--accent-soft);
      color: #9a3516;
      font-size: 12px;
      font-weight: 900;
      white-space: nowrap;
    }

    .steps-wrap {
      margin-top: 34px;
      border-radius: var(--radius-lg);
      background: rgba(255,255,255,.72);
      border: 1px solid var(--line);
      box-shadow: var(--shadow-soft);
      padding: 22px;
    }

    .step-line {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 16px;
      position: relative;
    }

    .step-card {
      position: relative;
      padding: 26px;
      border-radius: 26px;
      background: linear-gradient(180deg, #fff, rgba(255,250,242,.9));
      border: 1px solid var(--line);
      min-height: 235px;
      transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
    }

    .step-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 22px 54px rgba(31, 21, 59, .12);
      border-color: rgba(142, 60, 255, .28);
    }

    .step-no {
      width: 46px;
      height: 46px;
      border-radius: 50%;
      display: grid;
      place-items: center;
      color: #fff;
      background: var(--ink);
      font-weight: 950;
      margin-bottom: 24px;
      box-shadow: 0 12px 24px rgba(25, 21, 47, .22);
    }

    .step-card h3 {
      font-size: 22px;
      margin-bottom: 10px;
      letter-spacing: -.02em;
    }

    .step-card p {
      color: var(--muted);
      font-size: 15px;
      line-height: 1.85;
    }

    .step-card .micro {
      display: inline-flex;
      margin-top: 18px;
      padding: 6px 10px;
      border-radius: 999px;
      background: var(--primary-soft);
      color: var(--primary-dark);
      font-size: 12px;
      font-weight: 900;
    }

    .info-grid {
      display: grid;
      grid-template-columns: minmax(0, 1.35fr) minmax(280px, .65fr);
      gap: 28px;
      align-items: start;
      margin-top: 34px;
    }

    .news-list {
      border-radius: var(--radius-lg);
      background: rgba(255,255,255,.80);
      border: 1px solid var(--line);
      box-shadow: var(--shadow-soft);
      overflow: hidden;
    }

    .news-item {
      display: grid;
      grid-template-columns: 108px 1fr auto;
      gap: 18px;
      align-items: center;
      padding: 20px 22px;
      border-bottom: 1px solid var(--line);
      transition: background .2s ease, transform .2s ease;
    }

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

    .news-item:hover {
      background: rgba(142, 60, 255, .06);
      transform: translateX(3px);
    }

    .news-date {
      color: var(--subtle);
      font-size: 13px;
      font-weight: 900;
      letter-spacing: .04em;
    }

    .news-item h3 {
      font-size: 18px;
      line-height: 1.4;
      margin-bottom: 4px;
    }

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

    .news-arrow {
      width: 38px;
      height: 38px;
      border-radius: 50%;
      display: grid;
      place-items: center;
      background: #fff;
      border: 1px solid var(--line);
      color: var(--primary-dark);
      transition: background .2s ease, color .2s ease, transform .2s ease;
    }

    .news-item:hover .news-arrow {
      background: var(--primary);
      color: #fff;
      transform: rotate(-12deg);
    }

    .recommend-box {
      position: sticky;
      top: 152px;
      border-radius: var(--radius-lg);
      padding: 26px;
      background: linear-gradient(180deg, var(--ink), #2a2149);
      color: #fff;
      box-shadow: var(--shadow);
      overflow: hidden;
    }

    .recommend-box::after {
      content: "";
      position: absolute;
      width: 170px;
      height: 170px;
      right: -50px;
      top: -50px;
      border-radius: 50%;
      background: rgba(225, 90, 43, .22);
    }

    .recommend-box h3 {
      position: relative;
      z-index: 1;
      font-size: 24px;
      margin-bottom: 10px;
    }

    .recommend-box p {
      position: relative;
      z-index: 1;
      color: rgba(255,255,255,.72);
      line-height: 1.8;
      margin-bottom: 18px;
    }

    .recommend-list {
      position: relative;
      z-index: 1;
      display: grid;
      gap: 10px;
      margin: 22px 0;
    }

    .recommend-list li {
      list-style: none;
      display: flex;
      gap: 10px;
      align-items: flex-start;
      color: rgba(255,255,255,.86);
      font-size: 14px;
    }

    .recommend-list li::before {
      content: "✓";
      color: #8ff0c9;
      font-weight: 950;
    }

    .track-head {
      display: flex;
      justify-content: space-between;
      gap: 24px;
      align-items: end;
      margin-bottom: 28px;
    }

    .track-head .section-desc {
      max-width: 680px;
    }

    .track-controls {
      display: flex;
      gap: 10px;
      flex: 0 0 auto;
    }

    .round-btn {
      width: 46px;
      height: 46px;
      display: grid;
      place-items: center;
      border-radius: 50%;
      border: 1px solid var(--line);
      background: #fff;
      color: var(--ink);
      box-shadow: 0 10px 24px rgba(31, 21, 59, .06);
      transition: transform .2s ease, background .2s ease, color .2s ease;
    }

    .round-btn:hover {
      transform: translateY(-2px);
      background: var(--ink);
      color: #fff;
    }

    .cover-track {
      display: grid;
      grid-auto-flow: column;
      grid-auto-columns: minmax(230px, 1fr);
      gap: 18px;
      overflow-x: auto;
      padding: 4px 4px 22px;
      scroll-snap-type: x proximity;
      scrollbar-width: thin;
      scrollbar-color: rgba(142, 60, 255, .35) transparent;
    }

    .cover-card {
      position: relative;
      min-height: 320px;
      border-radius: 28px;
      overflow: hidden;
      scroll-snap-align: start;
      border: 1px solid rgba(255,255,255,.66);
      background:
        linear-gradient(160deg, rgba(25,21,47,.18), rgba(25,21,47,.72)),
        radial-gradient(circle at 35% 20%, rgba(142,60,255,.42), transparent 34%),
        radial-gradient(circle at 70% 80%, rgba(225,90,43,.38), transparent 32%),
        #241f3f;
      box-shadow: var(--shadow-soft);
      transition: transform .22s ease, box-shadow .22s ease;
    }

    .cover-card:nth-child(2) {
      background:
        linear-gradient(160deg, rgba(25,21,47,.16), rgba(25,21,47,.74)),
        radial-gradient(circle at 20% 30%, rgba(200,155,67,.45), transparent 34%),
        radial-gradient(circle at 82% 70%, rgba(142,60,255,.36), transparent 32%),
        #241f3f;
    }

    .cover-card:nth-child(3) {
      background:
        linear-gradient(160deg, rgba(25,21,47,.16), rgba(25,21,47,.74)),
        radial-gradient(circle at 24% 75%, rgba(225,90,43,.42), transparent 35%),
        radial-gradient(circle at 80% 18%, rgba(32,165,116,.32), transparent 30%),
        #241f3f;
    }

    .cover-card:hover {
      transform: translateY(-7px);
      box-shadow: 0 28px 70px rgba(31, 21, 59, .18);
    }

    .cover-content {
      position: absolute;
      inset: auto 0 0;
      padding: 24px;
      color: #fff;
      background: linear-gradient(180deg, transparent, rgba(25,21,47,.92));
    }

    .cover-label {
      display: inline-flex;
      padding: 6px 10px;
      border-radius: 999px;
      background: rgba(255,255,255,.15);
      backdrop-filter: blur(10px);
      font-size: 12px;
      font-weight: 900;
      margin-bottom: 12px;
    }

    .cover-content h3 {
      font-size: 22px;
      line-height: 1.25;
      margin-bottom: 8px;
    }

    .cover-content p {
      color: rgba(255,255,255,.72);
      font-size: 14px;
      line-height: 1.75;
      margin-bottom: 16px;
    }

    .cover-link {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: #fff;
      font-weight: 900;
      opacity: 0;
      transform: translateY(8px);
      transition: opacity .2s ease, transform .2s ease;
    }

    .cover-card:hover .cover-link {
      opacity: 1;
      transform: translateY(0);
    }

    .analysis-panel {
      margin-top: 34px;
      display: grid;
      grid-template-columns: .92fr 1.08fr;
      gap: 24px;
      align-items: stretch;
    }

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

    .kpi-card {
      padding: 24px;
      border-radius: 26px;
      background: rgba(255,255,255,.80);
      border: 1px solid var(--line);
      box-shadow: var(--shadow-soft);
      transition: transform .2s ease, border-color .2s ease;
    }

    .kpi-card:hover {
      transform: translateY(-4px);
      border-color: rgba(142, 60, 255, .28);
    }

    .kpi-card strong {
      display: block;
      font-size: 34px;
      line-height: 1;
      letter-spacing: -.04em;
      color: var(--primary-dark);
      margin-bottom: 10px;
    }

    .kpi-card span {
      display: block;
      font-weight: 900;
      margin-bottom: 6px;
    }

    .kpi-card p {
      color: var(--muted);
      font-size: 14px;
      line-height: 1.72;
    }

    .chart-card {
      padding: 28px;
      border-radius: var(--radius-lg);
      background: #fff;
      border: 1px solid var(--line);
      box-shadow: var(--shadow-soft);
    }

    .chart-title {
      display: flex;
      justify-content: space-between;
      gap: 14px;
      align-items: center;
      margin-bottom: 24px;
    }

    .chart-title h3 {
      font-size: 22px;
    }

    .chart-title span {
      color: var(--success);
      font-weight: 900;
      font-size: 13px;
    }

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

    .bar-row {
      display: grid;
      grid-template-columns: 90px 1fr 44px;
      gap: 14px;
      align-items: center;
      color: var(--muted);
      font-size: 14px;
      font-weight: 800;
    }

    .bar-track {
      height: 12px;
      border-radius: 999px;
      background: rgba(25,21,47,.08);
      overflow: hidden;
    }

    .bar-fill {
      height: 100%;
      border-radius: inherit;
      background: linear-gradient(90deg, var(--primary), var(--accent));
      width: var(--w);
      box-shadow: 0 8px 18px rgba(142, 60, 255, .20);
    }

    .live-card {
      margin-top: 34px;
      display: grid;
      grid-template-columns: .9fr 1.1fr;
      gap: 0;
      border-radius: var(--radius-lg);
      overflow: hidden;
      border: 1px solid var(--line);
      background: #fff;
      box-shadow: var(--shadow);
    }

    .live-cover {
      min-height: 360px;
      padding: 34px;
      color: #fff;
      background:
        linear-gradient(145deg, rgba(25,21,47,.94), rgba(25,21,47,.68)),
        radial-gradient(circle at 28% 22%, rgba(225,90,43,.42), transparent 33%),
        radial-gradient(circle at 74% 80%, rgba(142,60,255,.45), transparent 34%),
        #201a3b;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .live-badge {
      width: fit-content;
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 8px 12px;
      border-radius: 999px;
      background: rgba(255,255,255,.13);
      color: #fff;
      font-size: 13px;
      font-weight: 900;
    }

    .live-badge::before {
      content: "";
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--danger);
      box-shadow: 0 0 0 6px rgba(216,72,72,.16);
    }

    .countdown {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 10px;
      margin-top: 22px;
    }

    .time-box {
      padding: 16px 10px;
      text-align: center;
      border-radius: 18px;
      background: rgba(255,255,255,.12);
      border: 1px solid rgba(255,255,255,.16);
    }

    .time-box strong {
      display: block;
      font-size: 30px;
      line-height: 1;
      letter-spacing: -.04em;
    }

    .time-box span {
      display: block;
      margin-top: 7px;
      color: rgba(255,255,255,.68);
      font-size: 12px;
      font-weight: 800;
    }

    .live-info {
      padding: 34px;
      display: flex;
      flex-direction: column;
      justify-content: center;
    }

    .live-info h3 {
      font-size: clamp(26px, 3vw, 38px);
      line-height: 1.2;
      letter-spacing: -.04em;
      margin-bottom: 14px;
    }

    .live-info p {
      color: var(--muted);
      margin-bottom: 22px;
    }

    .check-list {
      display: grid;
      gap: 12px;
      margin-bottom: 24px;
    }

    .check-list li {
      list-style: none;
      display: flex;
      gap: 12px;
      align-items: flex-start;
      padding: 13px 14px;
      border-radius: 16px;
      background: rgba(142, 60, 255, .07);
      color: #4f485f;
      font-size: 14px;
      line-height: 1.7;
    }

    .check-list li::before {
      content: "●";
      color: var(--primary);
      line-height: 1.6;
    }

    .faq-wrap {
      margin-top: 34px;
      display: grid;
      grid-template-columns: .75fr 1.25fr;
      gap: 28px;
      align-items: start;
    }

    .faq-aside {
      border-radius: var(--radius-lg);
      padding: 28px;
      background: var(--panel-strong);
      border: 1px solid var(--line);
      position: sticky;
      top: 152px;
    }

    .faq-aside h3 {
      font-size: 24px;
      line-height: 1.32;
      margin-bottom: 12px;
    }

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

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

    .faq-item {
      border-radius: 22px;
      border: 1px solid var(--line);
      background: rgba(255,255,255,.82);
      box-shadow: 0 12px 30px rgba(31, 21, 59, .06);
      overflow: hidden;
    }

    .faq-question {
      width: 100%;
      padding: 20px 22px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
      text-align: left;
      color: var(--ink);
      font-weight: 950;
      font-size: 17px;
    }

    .faq-question span {
      width: 28px;
      height: 28px;
      border-radius: 50%;
      display: grid;
      place-items: center;
      background: var(--primary-soft);
      color: var(--primary-dark);
      flex: 0 0 auto;
      transition: transform .2s ease;
    }

    .faq-answer {
      display: none;
      padding: 0 22px 22px;
      color: var(--muted);
      font-size: 15px;
      line-height: 1.9;
    }

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

    .faq-item.open .faq-question span {
      transform: rotate(45deg);
    }

    .start-section {
      padding: 82px 0 92px;
    }

    .start-panel {
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 28px;
      align-items: center;
      padding: clamp(28px, 5vw, 48px);
      border-radius: var(--radius-lg);
      color: #fff;
      background:
        linear-gradient(135deg, rgba(25,21,47,.96), rgba(65,36,113,.92)),
        radial-gradient(circle at 82% 24%, rgba(225,90,43,.30), transparent 34%);
      box-shadow: var(--shadow);
      overflow: hidden;
      position: relative;
    }

    .start-panel::after {
      content: "";
      position: absolute;
      width: 240px;
      height: 240px;
      right: -70px;
      bottom: -100px;
      border-radius: 50%;
      background: rgba(142,60,255,.24);
    }

    .start-copy {
      position: relative;
      z-index: 1;
    }

    .start-copy h2 {
      font-size: clamp(28px, 4vw, 46px);
      line-height: 1.18;
      letter-spacing: -.04em;
      margin-bottom: 12px;
    }

    .start-copy p {
      color: rgba(255,255,255,.74);
      max-width: 730px;
      line-height: 1.9;
    }

    .start-actions {
      position: relative;
      z-index: 1;
      display: flex;
      gap: 12px;
      flex-wrap: wrap;
      justify-content: flex-end;
    }

    .site-footer {
      background: #151124;
      color: #fff;
      padding: 54px 0 28px;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.1fr .9fr;
      gap: 34px;
      align-items: start;
      padding-bottom: 32px;
      border-bottom: 1px solid rgba(255,255,255,.12);
    }

    .footer-brand {
      display: flex;
      align-items: center;
      gap: 14px;
      margin-bottom: 16px;
    }

    .footer-brand .brand-mark {
      width: 46px;
      height: 46px;
      box-shadow: none;
    }

    .footer-brand strong {
      font-family: var(--serif);
      font-size: 26px;
      line-height: 1.1;
      letter-spacing: -.04em;
    }

    .footer-desc {
      color: rgba(255,255,255,.68);
      max-width: 680px;
      line-height: 1.9;
    }

    .footer-links {
      display: flex;
      flex-wrap: wrap;
      justify-content: flex-end;
      gap: 10px;
    }

    .footer-links a {
      padding: 9px 12px;
      border-radius: 999px;
      color: rgba(255,255,255,.76);
      background: rgba(255,255,255,.06);
      transition: background .2s ease, color .2s ease, transform .2s ease;
      font-size: 14px;
      font-weight: 800;
    }

    .footer-links a:hover {
      background: rgba(255,255,255,.13);
      color: #fff;
      transform: translateY(-1px);
    }

    .footer-bottom {
      display: flex;
      justify-content: space-between;
      gap: 18px;
      align-items: center;
      padding-top: 24px;
      color: rgba(255,255,255,.55);
      font-size: 13px;
    }

    .footer-bottom strong {
      color: rgba(255,255,255,.78);
    }

    @media (max-width: 1024px) {
      .masthead {
        grid-template-columns: 1fr;
        align-items: start;
        gap: 16px;
      }

      .header-tools {
        justify-self: stretch;
        justify-content: space-between;
      }

      .mini-search {
        width: min(360px, 100%);
      }

      .hero-grid,
      .pain-layout,
      .analysis-panel,
      .live-card,
      .faq-wrap {
        grid-template-columns: 1fr;
      }

      .lead-card {
        min-height: auto;
      }

      .quote-panel {
        min-height: 300px;
      }

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

      .recommend-box,
      .faq-aside {
        position: relative;
        top: auto;
      }

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

      .start-actions {
        justify-content: flex-start;
      }
    }

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

      .site-header {
        position: sticky;
      }

      .brand-block {
        align-items: center;
      }

      .brand-mark {
        width: 46px;
        height: 46px;
      }

      .brand-name {
        font-size: clamp(25px, 8vw, 36px);
      }

      .brand-note {
        font-size: 12px;
      }

      .brand-note::before {
        width: 36px;
      }

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

      .mini-search {
        display: none;
      }

      .nav-inner {
        align-items: stretch;
        flex-direction: column;
        padding: 10px 0;
      }

      .site-nav {
        display: none;
        flex-direction: column;
        align-items: stretch;
        width: 100%;
      }

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

      .site-nav a {
        border-radius: 16px;
        padding: 13px 14px;
      }

      .age-pill {
        width: fit-content;
      }

      .section {
        padding: 66px 0;
      }

      .section-tight {
        padding: 52px 0;
      }

      .hero {
        padding: 28px 0 52px;
      }

      .hero-grid {
        padding: 24px;
        gap: 22px;
      }

      .hero-metrics {
        gap: 9px;
      }

      .metric-chip {
        width: 100%;
        justify-content: space-between;
      }

      .lead-card {
        border-radius: 24px;
        padding: 20px;
      }

      .pain-row {
        grid-template-columns: 52px 1fr;
      }

      .pain-badge {
        grid-column: 2;
        justify-self: start;
      }

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

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

      .news-arrow {
        display: none;
      }

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

      .kpi-stack {
        grid-template-columns: 1fr;
      }

      .bar-row {
        grid-template-columns: 76px 1fr 38px;
        gap: 10px;
      }

      .live-cover {
        min-height: 300px;
      }

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

      .footer-links {
        justify-content: flex-start;
      }

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

    @media (max-width: 520px) {
      body {
        line-height: 1.72;
      }

      .masthead {
        padding: 16px 0 10px;
      }

      .brand-block {
        gap: 10px;
      }

      .brand-mark {
        width: 40px;
        height: 40px;
        font-size: 13px;
      }

      .brand-name {
        max-width: calc(100vw - 96px);
      }

      .brand-note {
        display: none;
      }

      h1 {
        font-size: clamp(34px, 12vw, 48px);
      }

      .hero-panel,
      .quote-panel,
      .steps-wrap,
      .news-list,
      .recommend-box,
      .chart-card,
      .live-card,
      .start-panel {
        border-radius: 24px;
      }

      .lead-card-top {
        flex-direction: column;
      }

      .lead-form input,
      .lead-form select {
        height: 48px;
      }

      .section-title {
        font-size: clamp(27px, 8vw, 36px);
      }

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

      .cover-track {
        grid-auto-columns: 82%;
      }

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

      .time-box strong {
        font-size: 24px;
      }

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