/* roulang page: index */
:root {
      --primary: #2563eb;
      --primary-dark: #1d4ed8;
      --primary-soft: #dbeafe;
      --secondary: #0f766e;
      --accent: #f59e0b;
      --ink: #0f172a;
      --text: #334155;
      --muted: #64748b;
      --light: #f8fafc;
      --panel: #ffffff;
      --line: #e2e8f0;
      --line-strong: #cbd5e1;
      --success: #16a34a;
      --danger: #ef4444;
      --radius-sm: 12px;
      --radius: 20px;
      --radius-lg: 30px;
      --shadow-sm: 0 10px 28px rgba(15, 23, 42, .07);
      --shadow: 0 18px 50px rgba(15, 23, 42, .10);
      --shadow-hover: 0 24px 70px rgba(37, 99, 235, .16);
      --container: 1180px;
      --nav-height: 86px;
      --ease: cubic-bezier(.2,.8,.2,1);
    }

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

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

    body {
      min-height: 100vh;
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      color: var(--text);
      background:
        radial-gradient(circle at 10% 0%, rgba(219, 234, 254, .9) 0, rgba(219, 234, 254, 0) 32%),
        linear-gradient(180deg, #f8fbff 0%, #ffffff 38%, #f7fbff 100%);
      line-height: 1.75;
      overflow-x: hidden;
    }

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

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

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

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

    input, select, textarea {
      width: 100%;
      border: 1px solid var(--line);
      border-radius: 14px;
      background: #fff;
      color: var(--ink);
      outline: none;
      padding: 13px 14px;
      transition: border-color .2s var(--ease), box-shadow .2s var(--ease), background .2s var(--ease);
    }

    input:focus, select:focus, textarea:focus {
      border-color: rgba(37, 99, 235, .8);
      box-shadow: 0 0 0 4px rgba(37, 99, 235, .12);
    }

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

    ::selection {
      background: rgba(37, 99, 235, .18);
      color: var(--ink);
    }

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

    .skip-link {
      position: absolute;
      left: 16px;
      top: -60px;
      z-index: 99;
      padding: 10px 14px;
      border-radius: 999px;
      background: var(--ink);
      color: #fff;
      transition: top .2s var(--ease);
    }

    .skip-link:focus {
      top: 16px;
    }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 50;
      border-bottom: 1px solid rgba(226, 232, 240, .88);
      background: rgba(248, 251, 255, .88);
      backdrop-filter: blur(18px);
    }

    .masthead {
      min-height: var(--nav-height);
      display: grid;
      grid-template-columns: 1fr auto;
      align-items: center;
      gap: 24px;
      padding: 16px 0;
    }

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

    .brand-mark {
      width: 46px;
      height: 46px;
      flex: 0 0 auto;
      border-radius: 16px;
      display: grid;
      place-items: center;
      color: #fff;
      font-weight: 900;
      letter-spacing: -.03em;
      background: linear-gradient(135deg, var(--primary), #60a5fa 55%, var(--secondary));
      box-shadow: 0 14px 36px rgba(37, 99, 235, .22);
    }

    .brand-text {
      display: flex;
      align-items: baseline;
      gap: 14px;
      min-width: 0;
    }

    .brand-name {
      font-size: clamp(24px, 3.2vw, 42px);
      line-height: 1;
      color: var(--ink);
      font-weight: 900;
      letter-spacing: -.08em;
      white-space: nowrap;
    }

    .brand-line {
      width: 1px;
      height: 34px;
      background: var(--line-strong);
      transform: rotate(12deg);
    }

    .brand-kicker {
      color: var(--muted);
      font-size: 13px;
      letter-spacing: .12em;
      white-space: nowrap;
    }

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

    .nav {
      display: flex;
      align-items: center;
      gap: 8px;
      padding: 6px;
      border: 1px solid rgba(226, 232, 240, .86);
      border-radius: 999px;
      background: rgba(255,255,255,.82);
      box-shadow: var(--shadow-sm);
    }

    .nav a {
      position: relative;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 38px;
      padding: 8px 16px;
      border-radius: 999px;
      color: var(--muted);
      font-weight: 700;
      white-space: nowrap;
    }

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

    .nav a.active {
      color: #fff;
      background: var(--primary);
      box-shadow: 0 10px 24px rgba(37, 99, 235, .22);
    }

    .nav-cta {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 42px;
      padding: 10px 18px;
      border-radius: 999px;
      color: #fff;
      background: var(--ink);
      font-weight: 800;
      box-shadow: 0 14px 34px rgba(15, 23, 42, .16);
    }

    .nav-cta:hover {
      transform: translateY(-2px);
      background: var(--primary-dark);
    }

    .menu-toggle {
      display: none;
      width: 44px;
      height: 44px;
      border-radius: 14px;
      border: 1px solid var(--line);
      background: #fff;
      color: var(--ink);
      align-items: center;
      justify-content: center;
    }

    .menu-toggle span,
    .menu-toggle span::before,
    .menu-toggle span::after {
      width: 18px;
      height: 2px;
      background: currentColor;
      border-radius: 999px;
      display: block;
      content: "";
      transition: transform .2s var(--ease), opacity .2s var(--ease);
    }

    .menu-toggle span::before {
      transform: translateY(-6px);
    }

    .menu-toggle span::after {
      transform: translateY(4px);
    }

    .menu-toggle[aria-expanded="true"] span {
      transform: rotate(45deg);
    }

    .menu-toggle[aria-expanded="true"] span::before {
      opacity: 0;
    }

    .menu-toggle[aria-expanded="true"] span::after {
      transform: translateY(-2px) rotate(-90deg);
    }

    .section {
      padding: 78px 0;
    }

    .section-tight {
      padding: 56px 0;
    }

    .section-head {
      display: grid;
      grid-template-columns: minmax(0, 1fr) minmax(260px, 420px);
      align-items: end;
      gap: 30px;
      margin-bottom: 32px;
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      width: fit-content;
      margin-bottom: 12px;
      padding: 7px 12px;
      border-radius: 999px;
      border: 1px solid rgba(37, 99, 235, .18);
      background: rgba(219, 234, 254, .7);
      color: var(--primary-dark);
      font-size: 13px;
      font-weight: 800;
    }

    .eyebrow::before {
      content: "";
      width: 7px;
      height: 7px;
      border-radius: 50%;
      background: var(--primary);
      box-shadow: 0 0 0 5px rgba(37, 99, 235, .12);
    }

    h1, h2, h3 {
      color: var(--ink);
      line-height: 1.15;
      letter-spacing: -.045em;
    }

    h1 {
      font-size: clamp(30px, 4vw, 56px);
      max-width: 980px;
    }

    h2 {
      font-size: clamp(26px, 3vw, 42px);
    }

    h3 {
      font-size: 20px;
    }

    .lead {
      color: var(--muted);
      font-size: 18px;
      line-height: 1.85;
    }

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

    .btn-row {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: 12px;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      min-height: 46px;
      padding: 12px 18px;
      border-radius: 999px;
      font-weight: 850;
      border: 1px solid transparent;
      transition: transform .2s var(--ease), box-shadow .2s var(--ease), background .2s var(--ease), color .2s var(--ease), border-color .2s var(--ease);
    }

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

    .btn:focus-visible,
    .nav a:focus-visible,
    .nav-cta:focus-visible,
    .menu-toggle:focus-visible,
    .faq-question:focus-visible {
      outline: 4px solid rgba(37, 99, 235, .18);
      outline-offset: 3px;
    }

    .btn-primary {
      color: #fff;
      background: linear-gradient(135deg, var(--primary), var(--primary-dark));
      box-shadow: 0 16px 36px rgba(37, 99, 235, .28);
    }

    .btn-primary:hover {
      box-shadow: 0 20px 44px rgba(37, 99, 235, .34);
    }

    .btn-secondary {
      color: var(--primary-dark);
      background: #fff;
      border-color: rgba(37, 99, 235, .22);
      box-shadow: var(--shadow-sm);
    }

    .btn-secondary:hover {
      border-color: rgba(37, 99, 235, .46);
      background: var(--primary-soft);
    }

    .btn-dark {
      color: #fff;
      background: var(--ink);
      box-shadow: 0 16px 34px rgba(15, 23, 42, .18);
    }

    .badge {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: fit-content;
      padding: 5px 10px;
      border-radius: 999px;
      font-size: 12px;
      line-height: 1.2;
      font-weight: 850;
      color: var(--primary-dark);
      background: var(--primary-soft);
      border: 1px solid rgba(37, 99, 235, .16);
    }

    .badge.hot {
      color: #9a3412;
      background: #ffedd5;
      border-color: #fed7aa;
    }

    .badge.green {
      color: #047857;
      background: #d1fae5;
      border-color: #a7f3d0;
    }

    .hero {
      padding: 30px 0 48px;
    }

    .hero-ribbon {
      position: relative;
      overflow: hidden;
      border: 1px solid rgba(191, 219, 254, .85);
      border-radius: var(--radius-lg);
      background:
        linear-gradient(90deg, rgba(255,255,255,.95), rgba(239,246,255,.92)),
        radial-gradient(circle at 88% 42%, rgba(96, 165, 250, .28), transparent 34%);
      box-shadow: var(--shadow);
    }

    .hero-ribbon::after {
      content: "";
      position: absolute;
      right: -90px;
      top: -120px;
      width: 360px;
      height: 360px;
      border-radius: 50%;
      background: radial-gradient(circle, rgba(37,99,235,.17), transparent 64%);
      pointer-events: none;
    }

    .hero-inner {
      position: relative;
      z-index: 1;
      display: grid;
      grid-template-columns: minmax(0, 1.25fr) minmax(290px, .75fr);
      gap: 28px;
      align-items: stretch;
      padding: clamp(24px, 4vw, 44px);
    }

    .hero-copy {
      display: grid;
      align-content: center;
      gap: 20px;
      min-height: 330px;
    }

    .hero-copy .lead {
      max-width: 840px;
    }

    .hero-points {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 4px;
    }

    .data-pill {
      display: inline-flex;
      align-items: baseline;
      gap: 6px;
      padding: 10px 13px;
      border: 1px solid rgba(226, 232, 240, .9);
      border-radius: 999px;
      background: rgba(255, 255, 255, .82);
      box-shadow: 0 8px 20px rgba(15, 23, 42, .06);
      color: var(--muted);
      font-size: 14px;
    }

    .data-pill strong {
      color: var(--ink);
      font-size: 18px;
      line-height: 1;
    }

    .hero-panel {
      align-self: center;
      border: 1px solid rgba(226, 232, 240, .9);
      border-radius: 26px;
      background: rgba(255,255,255,.78);
      box-shadow: 0 18px 54px rgba(37, 99, 235, .12);
      padding: 18px;
    }

    .mini-calendar {
      display: grid;
      gap: 12px;
    }

    .calendar-top {
      display: flex;
      justify-content: space-between;
      gap: 12px;
      align-items: center;
      padding-bottom: 10px;
      border-bottom: 1px dashed var(--line-strong);
    }

    .calendar-top strong {
      color: var(--ink);
      font-size: 18px;
    }

    .slot-mini {
      display: grid;
      grid-template-columns: 64px 1fr auto;
      gap: 12px;
      align-items: center;
      padding: 12px;
      border-radius: 18px;
      background: #f8fafc;
      border: 1px solid var(--line);
    }

    .slot-mini:hover {
      border-color: rgba(37, 99, 235, .28);
      background: #eff6ff;
    }

    .slot-time {
      color: var(--primary-dark);
      font-weight: 900;
    }

    .slot-title {
      color: var(--ink);
      font-weight: 800;
      line-height: 1.35;
    }

    .slot-desc {
      color: var(--muted);
      font-size: 13px;
      line-height: 1.45;
    }

    .seed-layout {
      display: grid;
      grid-template-columns: .92fr 1.08fr;
      gap: 28px;
      align-items: center;
    }

    .vertical-stage {
      position: relative;
      min-height: 520px;
      border-radius: var(--radius-lg);
      overflow: hidden;
      background: linear-gradient(160deg, #eff6ff, #ffffff 58%, #e0f2fe);
      border: 1px solid rgba(191, 219, 254, .75);
      box-shadow: var(--shadow);
      padding: 28px;
    }

    .vertical-card {
      position: absolute;
      width: 210px;
      min-height: 330px;
      border-radius: 28px;
      border: 1px solid rgba(255,255,255,.78);
      box-shadow: 0 28px 70px rgba(15, 23, 42, .16);
      padding: 18px;
      overflow: hidden;
      color: #fff;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      isolation: isolate;
      transition: transform .24s var(--ease), box-shadow .24s var(--ease);
    }

    .vertical-card::before {
      content: "";
      position: absolute;
      inset: 0;
      z-index: -2;
      background: linear-gradient(150deg, rgba(37,99,235,.98), rgba(15,118,110,.88));
    }

    .vertical-card::after {
      content: "";
      position: absolute;
      inset: auto -30px -70px auto;
      width: 180px;
      height: 180px;
      border-radius: 50%;
      z-index: -1;
      background: rgba(255,255,255,.18);
    }

    .vertical-card:hover {
      transform: translateY(-6px) rotate(0deg) scale(1.02);
      box-shadow: var(--shadow-hover);
    }

    .vertical-card.one {
      left: 36px;
      top: 44px;
      transform: rotate(-5deg);
    }

    .vertical-card.two {
      right: 42px;
      top: 94px;
      transform: rotate(6deg);
      background: #0f172a;
    }

    .vertical-card.two::before {
      background: linear-gradient(150deg, #0f172a, #1e3a8a);
    }

    .vertical-card.three {
      left: 120px;
      bottom: 38px;
      transform: rotate(2deg);
    }

    .vertical-card .tag {
      width: fit-content;
      padding: 6px 10px;
      border-radius: 999px;
      background: rgba(255,255,255,.18);
      font-size: 12px;
      font-weight: 800;
      backdrop-filter: blur(10px);
    }

    .vertical-card strong {
      font-size: 26px;
      line-height: 1.12;
      letter-spacing: -.04em;
    }

    .vertical-card p {
      color: rgba(255,255,255,.82);
      line-height: 1.55;
      font-size: 14px;
    }

    .seed-list {
      display: grid;
      gap: 16px;
    }

    .feature-row {
      display: grid;
      grid-template-columns: 54px 1fr;
      gap: 16px;
      align-items: start;
      padding: 18px;
      border-radius: var(--radius);
      background: #fff;
      border: 1px solid var(--line);
      box-shadow: var(--shadow-sm);
      transition: transform .2s var(--ease), box-shadow .2s var(--ease), border-color .2s var(--ease);
    }

    .feature-row:hover {
      transform: translateY(-3px);
      box-shadow: var(--shadow);
      border-color: rgba(37, 99, 235, .22);
    }

    .icon-box {
      width: 54px;
      height: 54px;
      border-radius: 18px;
      display: grid;
      place-items: center;
      background: var(--primary-soft);
      color: var(--primary-dark);
      font-weight: 900;
      font-size: 20px;
    }

    .feature-row p {
      margin-top: 6px;
      color: var(--muted);
      font-size: 15px;
      line-height: 1.68;
    }

    .rank-wrap {
      display: grid;
      grid-template-columns: minmax(0, 1.05fr) minmax(320px, .95fr);
      gap: 24px;
    }

    .rank-panel, .plan-card, .review-card, .news-panel, .form-card, .faq-box, .store-card {
      border: 1px solid var(--line);
      border-radius: var(--radius-lg);
      background: rgba(255,255,255,.92);
      box-shadow: var(--shadow-sm);
    }

    .rank-panel {
      overflow: hidden;
    }

    .rank-line {
      display: grid;
      grid-template-columns: 42px 1fr 110px 96px;
      gap: 12px;
      align-items: center;
      padding: 17px 20px;
      border-bottom: 1px solid var(--line);
    }

    .rank-line:last-child {
      border-bottom: 0;
    }

    .rank-line:hover {
      background: #f8fafc;
    }

    .rank-no {
      width: 34px;
      height: 34px;
      display: grid;
      place-items: center;
      border-radius: 12px;
      color: var(--primary-dark);
      background: var(--primary-soft);
      font-weight: 900;
    }

    .rank-title {
      color: var(--ink);
      font-weight: 850;
    }

    .rank-desc {
      color: var(--muted);
      font-size: 13px;
      line-height: 1.45;
      margin-top: 3px;
    }

    .trend {
      display: inline-flex;
      justify-content: center;
      color: var(--success);
      font-weight: 850;
    }

    .heat {
      height: 9px;
      border-radius: 999px;
      background: #e2e8f0;
      overflow: hidden;
    }

    .heat span {
      display: block;
      height: 100%;
      border-radius: inherit;
      background: linear-gradient(90deg, var(--primary), #60a5fa);
    }

    .slots-card {
      padding: 24px;
      border-radius: var(--radius-lg);
      background: linear-gradient(180deg, #0f172a, #1e3a8a);
      color: #fff;
      box-shadow: 0 24px 70px rgba(15, 23, 42, .24);
      position: relative;
      overflow: hidden;
    }

    .slots-card::after {
      content: "";
      position: absolute;
      right: -80px;
      top: -80px;
      width: 220px;
      height: 220px;
      border-radius: 50%;
      background: rgba(96, 165, 250, .22);
    }

    .slots-card h3 {
      color: #fff;
      font-size: 26px;
      position: relative;
      z-index: 1;
    }

    .slots-card > p {
      color: rgba(255,255,255,.72);
      margin-top: 10px;
      position: relative;
      z-index: 1;
    }

    .time-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 12px;
      margin-top: 22px;
      position: relative;
      z-index: 1;
    }

    .time-card {
      padding: 14px;
      border-radius: 18px;
      background: rgba(255,255,255,.1);
      border: 1px solid rgba(255,255,255,.18);
      transition: background .2s var(--ease), transform .2s var(--ease);
    }

    .time-card:hover {
      transform: translateY(-3px);
      background: rgba(255,255,255,.16);
    }

    .time-card strong {
      display: block;
      font-size: 20px;
      line-height: 1.2;
      color: #fff;
    }

    .time-card span {
      display: block;
      margin-top: 4px;
      color: rgba(255,255,255,.72);
      font-size: 13px;
    }

    .review-grid {
      display: grid;
      grid-template-columns: 330px 1fr;
      gap: 24px;
      align-items: stretch;
    }

    .score-card {
      border-radius: var(--radius-lg);
      padding: 26px;
      background:
        linear-gradient(145deg, rgba(37,99,235,.94), rgba(14,165,233,.82)),
        #2563eb;
      color: #fff;
      box-shadow: 0 24px 58px rgba(37, 99, 235, .28);
    }

    .score {
      font-size: 66px;
      font-weight: 950;
      line-height: 1;
      letter-spacing: -.08em;
    }

    .stars {
      color: #fde68a;
      letter-spacing: 2px;
      font-size: 18px;
      margin: 8px 0 14px;
    }

    .score-card p {
      color: rgba(255,255,255,.82);
    }

    .score-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin-top: 20px;
    }

    .score-tags span {
      padding: 6px 10px;
      border-radius: 999px;
      background: rgba(255,255,255,.16);
      border: 1px solid rgba(255,255,255,.2);
      font-size: 12px;
      font-weight: 800;
    }

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

    .review-card {
      padding: 20px;
      transition: transform .2s var(--ease), box-shadow .2s var(--ease);
    }

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

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

    .avatar {
      width: 42px;
      height: 42px;
      border-radius: 50%;
      display: grid;
      place-items: center;
      background: var(--primary-soft);
      color: var(--primary-dark);
      font-weight: 900;
    }

    .reviewer {
      display: flex;
      align-items: center;
      gap: 10px;
      color: var(--ink);
      font-weight: 850;
    }

    .review-card p {
      color: var(--muted);
      font-size: 15px;
      line-height: 1.72;
    }

    .news-layout {
      display: grid;
      grid-template-columns: minmax(0, 1.35fr) minmax(280px, .65fr);
      gap: 24px;
    }

    .news-panel {
      overflow: hidden;
    }

    .news-item {
      display: grid;
      grid-template-columns: 116px 1fr auto;
      gap: 16px;
      align-items: center;
      padding: 18px 20px;
      border-bottom: 1px solid var(--line);
    }

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

    .news-item:hover {
      background: #f8fafc;
    }

    .news-date {
      color: var(--primary-dark);
      font-weight: 900;
      font-size: 14px;
    }

    .news-item h3 {
      font-size: 18px;
      letter-spacing: -.02em;
      margin-bottom: 4px;
    }

    .news-item p {
      color: var(--muted);
      font-size: 14px;
      line-height: 1.55;
    }

    .arrow {
      width: 34px;
      height: 34px;
      border-radius: 50%;
      display: grid;
      place-items: center;
      color: var(--primary-dark);
      background: var(--primary-soft);
      font-weight: 900;
    }

    .recommend-box {
      border-radius: var(--radius-lg);
      border: 1px solid rgba(37, 99, 235, .18);
      background: linear-gradient(180deg, #eff6ff, #fff);
      padding: 22px;
      box-shadow: var(--shadow-sm);
    }

    .recommend-box h3 {
      font-size: 24px;
    }

    .check-list {
      display: grid;
      gap: 12px;
      margin: 18px 0 22px;
      list-style: none;
    }

    .check-list li {
      display: grid;
      grid-template-columns: 24px 1fr;
      gap: 10px;
      color: var(--text);
    }

    .check-list li::before {
      content: "✓";
      width: 24px;
      height: 24px;
      display: grid;
      place-items: center;
      border-radius: 50%;
      background: rgba(22, 163, 74, .12);
      color: var(--success);
      font-weight: 900;
      line-height: 1;
    }

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

    .plan-card {
      position: relative;
      padding: 24px;
      transition: transform .2s var(--ease), box-shadow .2s var(--ease), border-color .2s var(--ease);
    }

    .plan-card:hover {
      transform: translateY(-5px);
      box-shadow: var(--shadow-hover);
      border-color: rgba(37, 99, 235, .28);
    }

    .plan-card.featured {
      border-color: rgba(37, 99, 235, .46);
      box-shadow: 0 18px 52px rgba(37, 99, 235, .14);
      transform: translateY(-8px);
    }

    .plan-card.featured::before {
      content: "多数人会选";
      position: absolute;
      top: 16px;
      right: 16px;
      padding: 6px 10px;
      border-radius: 999px;
      background: var(--primary);
      color: #fff;
      font-size: 12px;
      font-weight: 900;
    }

    .plan-name {
      color: var(--ink);
      font-size: 22px;
      font-weight: 900;
      margin-bottom: 8px;
    }

    .price {
      display: flex;
      align-items: baseline;
      gap: 4px;
      margin: 14px 0 16px;
      color: var(--ink);
    }

    .price strong {
      font-size: 36px;
      line-height: 1;
      letter-spacing: -.06em;
    }

    .price span {
      color: var(--muted);
      font-size: 14px;
    }

    .plan-list {
      list-style: none;
      display: grid;
      gap: 10px;
      margin: 18px 0 22px;
      color: var(--muted);
      font-size: 15px;
    }

    .plan-list li {
      padding-left: 20px;
      position: relative;
    }

    .plan-list li::before {
      content: "";
      position: absolute;
      left: 0;
      top: .78em;
      width: 7px;
      height: 7px;
      border-radius: 50%;
      background: var(--primary);
    }

    .addon-layout {
      display: grid;
      grid-template-columns: minmax(0, .9fr) minmax(320px, 1.1fr);
      gap: 24px;
      align-items: start;
    }

    .store-card {
      padding: 24px;
    }

    .store-map {
      margin-top: 18px;
      min-height: 210px;
      border-radius: 24px;
      border: 1px solid rgba(37,99,235,.18);
      background:
        linear-gradient(135deg, rgba(37,99,235,.08), rgba(14,165,233,.04)),
        repeating-linear-gradient(45deg, rgba(37,99,235,.08) 0 1px, transparent 1px 16px);
      position: relative;
      overflow: hidden;
    }

    .store-map::before {
      content: "";
      position: absolute;
      left: 50%;
      top: 50%;
      width: 24px;
      height: 24px;
      transform: translate(-50%, -50%);
      border-radius: 50% 50% 50% 0;
      background: var(--primary);
      rotate: -45deg;
      box-shadow: 0 12px 30px rgba(37,99,235,.28);
    }

    .store-map::after {
      content: "预约后发送到店指引";
      position: absolute;
      left: 50%;
      top: calc(50% + 34px);
      transform: translateX(-50%);
      padding: 7px 12px;
      border-radius: 999px;
      background: #fff;
      color: var(--primary-dark);
      font-size: 13px;
      font-weight: 850;
      box-shadow: var(--shadow-sm);
      white-space: nowrap;
    }

    .info-grid {
      display: grid;
      gap: 12px;
      margin-top: 18px;
    }

    .info-row {
      display: grid;
      grid-template-columns: 88px 1fr;
      gap: 12px;
      padding: 12px;
      border-radius: 16px;
      background: #f8fafc;
      border: 1px solid var(--line);
    }

    .info-row span {
      color: var(--muted);
      font-weight: 800;
    }

    .info-row strong {
      color: var(--ink);
      font-weight: 850;
    }

    .form-card {
      padding: 24px;
    }

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

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

    .form-field label {
      display: block;
      margin-bottom: 7px;
      color: var(--ink);
      font-size: 14px;
      font-weight: 850;
    }

    .form-note {
      margin-top: 12px;
      color: var(--muted);
      font-size: 13px;
      line-height: 1.55;
    }

    .faq-mini {
      display: grid;
      grid-template-columns: repeat(3, minmax(0,1fr));
      gap: 16px;
      margin-top: 24px;
    }

    .faq-box {
      padding: 20px;
    }

    .faq-question {
      width: 100%;
      display: flex;
      justify-content: space-between;
      gap: 16px;
      align-items: center;
      text-align: left;
      color: var(--ink);
      font-weight: 900;
    }

    .faq-question span:last-child {
      width: 26px;
      height: 26px;
      flex: 0 0 auto;
      display: grid;
      place-items: center;
      border-radius: 50%;
      background: var(--primary-soft);
      color: var(--primary-dark);
      transition: transform .2s var(--ease);
    }

    .faq-answer {
      display: grid;
      grid-template-rows: 0fr;
      transition: grid-template-rows .22s var(--ease);
    }

    .faq-answer > div {
      overflow: hidden;
    }

    .faq-answer p {
      padding-top: 12px;
      color: var(--muted);
      font-size: 15px;
      line-height: 1.7;
    }

    .faq-box.open .faq-answer {
      grid-template-rows: 1fr;
    }

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

    .site-footer {
      padding: 44px 0 30px;
      border-top: 1px solid var(--line);
      background: #fff;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 24px;
      align-items: start;
    }

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

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

    .footer-brand strong {
      color: var(--ink);
      font-size: 22px;
      font-weight: 900;
      letter-spacing: -.04em;
    }

    .footer-copy {
      max-width: 720px;
      color: var(--muted);
      font-size: 14px;
      line-height: 1.7;
    }

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

    .footer-links a {
      padding: 8px 12px;
      border-radius: 999px;
      color: var(--muted);
      background: #f8fafc;
      border: 1px solid var(--line);
      font-size: 14px;
      font-weight: 800;
    }

    .footer-links a:hover {
      color: var(--primary-dark);
      border-color: rgba(37,99,235,.24);
      background: var(--primary-soft);
      transform: translateY(-2px);
    }

    .copyright {
      margin-top: 26px;
      padding-top: 20px;
      border-top: 1px solid var(--line);
      display: flex;
      justify-content: space-between;
      gap: 16px;
      flex-wrap: wrap;
      color: var(--muted);
      font-size: 13px;
    }

    .floating-cta {
      position: fixed;
      left: 50%;
      bottom: 18px;
      transform: translateX(-50%);
      z-index: 45;
      width: min(100% - 28px, 680px);
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 16px;
      padding: 12px 14px 12px 18px;
      border-radius: 999px;
      border: 1px solid rgba(191, 219, 254, .95);
      background: rgba(255,255,255,.9);
      backdrop-filter: blur(16px);
      box-shadow: 0 18px 54px rgba(15, 23, 42, .16);
    }

    .floating-cta strong {
      color: var(--ink);
      line-height: 1.25;
    }

    .floating-cta span {
      display: block;
      color: var(--muted);
      font-size: 12px;
      line-height: 1.3;
      margin-top: 2px;
    }

    @media (max-width: 1024px) {
      :root {
        --nav-height: auto;
      }

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

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

      .brand-kicker, .brand-line {
        display: none;
      }

      .nav-cta {
        display: none;
      }

      .hero-inner,
      .seed-layout,
      .rank-wrap,
      .review-grid,
      .news-layout,
      .addon-layout {
        grid-template-columns: 1fr;
      }

      .hero-copy {
        min-height: auto;
      }

      .hero-panel {
        max-width: 620px;
      }

      .vertical-stage {
        min-height: 460px;
      }

      .review-list,
      .plans,
      .faq-mini {
        grid-template-columns: 1fr;
      }

      .plan-card.featured {
        transform: none;
      }

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

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

      .masthead {
        gap: 14px;
      }

      .brand-mark {
        width: 42px;
        height: 42px;
      }

      .brand-name {
        max-width: calc(100vw - 140px);
        overflow: hidden;
        text-overflow: ellipsis;
      }

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

      .top-actions {
        position: relative;
      }

      .nav {
        position: absolute;
        right: 0;
        top: calc(100% + 12px);
        width: min(260px, calc(100vw - 28px));
        display: none;
        flex-direction: column;
        align-items: stretch;
        border-radius: 22px;
        padding: 10px;
      }

      .nav.open {
        display: flex;
      }

      .nav a {
        justify-content: flex-start;
        border-radius: 16px;
      }

      .section {
        padding: 58px 0;
      }

      .section-tight {
        padding: 44px 0;
      }

      .hero {
        padding-top: 18px;
      }

      .hero-inner {
        padding: 22px;
      }

      h1 {
        font-size: clamp(30px, 9vw, 42px);
      }

      h2 {
        font-size: clamp(25px, 7vw, 34px);
      }

      .lead {
        font-size: 16px;
      }

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

      .slot-mini,
      .rank-line,
      .news-item {
        grid-template-columns: 1fr;
      }

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

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

      .vertical-stage {
        min-height: auto;
        display: grid;
        gap: 14px;
      }

      .vertical-card,
      .vertical-card.one,
      .vertical-card.two,
      .vertical-card.three {
        position: relative;
        inset: auto;
        width: 100%;
        min-height: 230px;
        transform: none;
      }

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

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

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

      .floating-cta {
        border-radius: 24px;
        align-items: stretch;
        flex-direction: column;
      }

      .floating-cta .btn {
        width: 100%;
      }
    }

    @media (max-width: 520px) {
      .btn-row {
        display: grid;
        grid-template-columns: 1fr;
      }

      .btn {
        width: 100%;
      }

      .hero-ribbon,
      .rank-panel,
      .plan-card,
      .review-card,
      .news-panel,
      .recommend-box,
      .form-card,
      .store-card,
      .faq-box {
        border-radius: 22px;
      }

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

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

      .floating-cta {
        display: none;
      }
    }