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

    :root {
      --white: #ffffff;
      --ink: #1a1714;
      --muted: rgba(26, 23, 20, 0.72);
      --dim: rgba(26, 23, 20, 0.48);
      --glass: rgba(255, 255, 255, 0.62);
      --glass-border: rgba(255, 255, 255, 0.7);
      --max: 1180px;
      --header-h: 72px;
      --header-pad-top: env(safe-area-inset-top, 0px);
      --header-total: calc(var(--header-h) + var(--header-pad-top));
    }

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

    body {
      font-family: Inter, -apple-system, BlinkMacSystemFont, "PingFang SC",
        "Hiragino Sans GB", "Microsoft YaHei", "Segoe UI", sans-serif;
      color: var(--ink);
      background: #f6f1e8;
      line-height: 1.6;
      -webkit-font-smoothing: antialiased;
      overflow-x: hidden;
    }

    body.is-menu-open { overflow: hidden; }

    a { color: inherit; text-decoration: none; -webkit-tap-highlight-color: transparent; }
    img { max-width: 100%; height: auto; display: block; }

    /* 示意图 SVG：铺满容器 */
    .chain-flow-wrap,
    .partner-flow-wrap,
    .partner-diagram,
    .bundle-hero-art,
    .bundle-method-visual,
    .passcard-type-visual {
      width: 100%;
    }

    .chain-flow-wrap img,
    .partner-flow-wrap img,
    .partner-diagram img,
    .bundle-hero-art img,
    .bundle-method-visual img,
    .passcard-type-visual img,
    .cap-showcase-media img {
      width: 100%;
      max-width: none;
      height: auto;
    }
    ul { list-style: none; }

    .sr-only {
      position: absolute;
      width: 1px;
      height: 1px;
      padding: 0;
      margin: -1px;
      overflow: hidden;
      clip: rect(0, 0, 0, 0);
      white-space: nowrap;
      border: 0;
    }

    /* —— 导航 —— */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 40;
      height: var(--header-total);
      padding: var(--header-pad-top) clamp(16px, 4vw, 48px) 0;
      display: flex;
      align-items: center;
    }

    .site-header-inner {
      width: 100%;
      max-width: 1280px;
      margin: 0 auto;
      height: var(--header-h);
      display: flex;
      align-items: center;
      gap: 20px;
    }

    .site-header::before {
      content: "";
      position: absolute;
      inset: 0;
      background: transparent;
      border-bottom: 0;
      pointer-events: none;
      transition: background 0.22s ease;
    }

    .site-header.is-solid::before {
      background: #000;
    }

    .site-header-inner > * { position: relative; z-index: 1; }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      flex-shrink: 0;
    }

    .brand img {
      width: 34px;
      height: 34px;
      max-width: none;
      object-fit: contain;
      border-radius: 9px;
    }

    .brand-text { display: flex; flex-direction: column; line-height: 1.15; }
    .brand-name { font-size: 16px; font-weight: 650; letter-spacing: 0.01em; }
    .brand-name { color: #fff; }
    .brand-tag { font-size: 11px; color: rgba(255, 255, 255, 0.62); margin-top: 3px; }

    .nav {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 4px;
      flex: 1;
    }

    .nav a {
      display: inline-flex;
      align-items: center;
      height: 40px;
      padding: 0 14px;
      border-radius: 999px;
      font-size: 14px;
      color: rgba(255, 255, 255, 0.82);
    }

    .nav a:hover { color: #fff; }
    .nav a[aria-current="page"] {
      color: #fff;
      font-weight: 600;
    }

    .nav a.nav-cta { display: none; }

    .header-actions {
      display: flex;
      align-items: center;
      gap: 10px;
      margin-left: auto;
      flex-shrink: 0;
    }

    .btn-solid {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 44px;
      padding: 0 22px;
      border-radius: 10px;
      border: 1px solid #fff;
      background: #fff;
      color: #111;
      font-size: 15px;
      font-weight: 600;
      white-space: nowrap;
    }

    .btn-ghost {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      min-height: 44px;
      padding: 0 20px;
      border-radius: 10px;
      border: 1px solid rgba(255, 255, 255, 0.72);
      background: transparent;
      color: #fff;
      font-size: 15px;
      font-weight: 500;
      white-space: nowrap;
    }

    .btn-ghost svg {
      width: 10px;
      height: 10px;
      flex-shrink: 0;
    }

    .menu-toggle {
      display: none;
      width: 44px;
      height: 44px;
      border: 1px solid rgba(255, 255, 255, 0.55);
      border-radius: 10px;
      background: transparent;
      color: #fff;
      cursor: pointer;
      align-items: center;
      justify-content: center;
    }

    .menu-toggle svg { display: block; }

    .nav-backdrop {
      display: none;
      position: fixed;
      inset: 0;
      z-index: 30;
      background: rgba(0, 0, 0, 0.46);
    }

    /* —— 第一屏：比最初内容高约 100px —— */
    .hero {
      position: relative;
      min-height: 620px;
      display: flex;
      flex-direction: column;
    }

    .hero-media {
      position: absolute;
      inset: calc(-1 * var(--header-total)) 0 0;
      z-index: 0;
    }

    .hero-media img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      object-position: center 55%;
    }

    .hero-shade {
      position: absolute;
      inset: 0;
      /* 电影感：暗角 + 不对称酒红调色；人脸区单独减遮罩、略提亮 */
      background:
        radial-gradient(ellipse 36% 42% at 48% 31%, rgba(255, 255, 255, 0) 0%, rgba(255, 255, 255, 0) 40%, rgba(12, 4, 8, 0.28) 100%),
        radial-gradient(ellipse 130% 92% at 50% 108%, rgba(6, 2, 5, 0.78) 0%, transparent 56%),
        radial-gradient(ellipse 88% 120% at 102% -8%, rgba(10, 2, 8, 0.52) 0%, transparent 54%),
        radial-gradient(ellipse 68% 90% at -10% 58%, rgba(52, 12, 34, 0.30) 0%, transparent 58%),
        linear-gradient(
          118deg,
          rgba(36, 6, 22, 0.78) 0%,
          rgba(78, 18, 46, 0.46) 38%,
          rgba(28, 5, 18, 0.80) 100%
        );
      mix-blend-mode: multiply;
    }

    .hero-shade::before {
      content: "";
      position: absolute;
      inset: 0;
      background: radial-gradient(
        ellipse 32% 36% at 48% 31%,
        rgba(255, 244, 236, 0.38) 0%,
        rgba(255, 232, 218, 0.14) 46%,
        transparent 72%
      );
      mix-blend-mode: soft-light;
      pointer-events: none;
    }

    .hero-shade::after {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(
        180deg,
        rgba(255, 248, 252, 0.07) 0%,
        transparent 32%,
        rgba(0, 0, 0, 0.22) 100%
      );
      mix-blend-mode: overlay;
      pointer-events: none;
    }

    .hero-body {
      position: relative;
      z-index: 1;
      flex: 1;
      display: flex;
      align-items: center;
      padding: 22px clamp(16px, 4vw, 48px) 48px;
    }

    .hero-grid {
      width: 100%;
      max-width: var(--max);
      margin: 0 auto;
      display: grid;
      grid-template-columns: minmax(0, 1fr) minmax(280px, 520px);
      grid-template-areas: "copy phones";
      column-gap: clamp(20px, 4vw, 48px);
      align-items: center;
      transform: translateY(-14px);
    }

    .hero-copy { grid-area: copy; min-width: 0; }
    .hero-phones { grid-area: phones; }
    .qr-col { grid-area: phones; align-self: center; display: flex; justify-content: center; }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      min-height: 36px;
      padding: 0 16px;
      border-radius: 999px;
      border: 1px solid rgba(255, 255, 255, 0.88);
      background: rgba(255, 255, 255, 0.92);
      backdrop-filter: blur(12px) saturate(160%);
      -webkit-backdrop-filter: blur(12px) saturate(160%);
      box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.55);
      color: #1a1714;
      font-size: 13px;
      font-weight: 600;
      margin-bottom: 20px;
    }

    .eyebrow-main {
      font-weight: 600;
      color: inherit;
    }

    .eyebrow-sep,
    .eyebrow-sub {
      font-weight: 400;
      color: rgba(26, 23, 20, 0.62);
    }

    .eyebrow-dot { display: none; }

    .hero h1 {
      font-size: clamp(26px, 4vw, 44px);
      font-weight: 700;
      line-height: 1.18;
      letter-spacing: -0.03em;
      margin-bottom: 14px;
      overflow-wrap: break-word;
      color: #fff;
    }

    .hero-sub {
      font-size: clamp(15px, 1.8vw, 20px);
      font-weight: 500;
      color: rgba(255, 255, 255, 0.92);
      margin-bottom: 14px;
    }

    .hero-desc {
      font-size: 15px;
      color: rgba(255, 255, 255, 0.78);
      max-width: 52ch;
      line-height: 1.75;
    }

    .hero-points {
      list-style: none;
      margin-top: 18px;
      padding: 0;
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 8px;
      max-width: 520px;
    }

    .hero-points li {
      display: flex;
      align-items: center;
      justify-content: center;
      min-height: 38px;
      padding: 8px 10px;
      border-radius: 10px;
      border: 1px solid rgba(255, 255, 255, 0.55);
      background: transparent;
      font-size: 13px;
      font-weight: 400;
      line-height: 1.35;
      color: rgba(255, 255, 255, 0.88);
      text-align: center;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      align-items: center;
      margin-top: 24px;
    }

    .qr-card {
      width: 240px;
      max-width: 100%;
      padding: 22px 20px 18px;
      border-radius: 16px;
      background: var(--white);
      color: var(--ink);
      text-align: center;
      box-shadow: none;
      border: 1px solid rgba(255, 255, 255, 0.08);
    }

    .qr-card img {
      width: 184px;
      height: 184px;
      max-width: 100%;
      margin: 0 auto 16px;
      object-fit: contain;
    }

    .qr-card p {
      font-size: 15px;
      font-weight: 600;
      line-height: 1.45;
      color: #1a1a1a;
    }

    .qr-hint {
      display: none;
      margin-top: 8px;
      font-size: 12px;
      font-weight: 400;
      color: #888;
    }

    body.is-wechat .qr-hint { display: block; }

    .qr-modal {
      position: fixed;
      inset: 0;
      z-index: 80;
      display: none;
      align-items: center;
      justify-content: center;
      padding: 24px;
    }
    .qr-modal.is-open {
      display: flex;
    }
    .qr-modal-backdrop {
      position: absolute;
      inset: 0;
      border: 0;
      padding: 0;
      background: rgba(10, 6, 8, 0.62);
      cursor: pointer;
    }
    .qr-modal-card {
      position: relative;
      z-index: 1;
      width: min(320px, 100%);
      padding: 28px 24px 22px;
      border-radius: 18px;
      background: #fff;
      text-align: center;
      box-shadow: 0 24px 64px rgba(0, 0, 0, 0.28);
    }
    .qr-modal-card img {
      width: 196px;
      height: 196px;
      max-width: 100%;
      margin: 0 auto 16px;
      object-fit: contain;
    }
    .qr-modal-card p {
      font-size: 15px;
      font-weight: 600;
      line-height: 1.45;
      color: #1a1a1a;
    }
    .qr-modal-card .qr-hint {
      font-weight: 400;
    }
    .qr-modal-close {
      position: absolute;
      top: 8px;
      right: 10px;
      width: 36px;
      height: 36px;
      border: 0;
      background: transparent;
      color: #888;
      font-size: 28px;
      line-height: 1;
      cursor: pointer;
    }
    body.is-qr-open { overflow: hidden; }

    .page-rest {
      display: none;
    }

    /* —— 第二屏：核心功能 —— */
    .features {
      background: #f4f3ef;
      padding: clamp(56px, 7vw, 88px) clamp(16px, 4vw, 48px) clamp(64px, 8vw, 96px);
    }

    .features-inner {
      max-width: var(--max);
      margin: 0 auto;
    }

    .features-head {
      text-align: center;
      max-width: 760px;
      margin: 0 auto clamp(40px, 5.5vw, 56px);
    }

    .features-head h2 {
      font-size: clamp(32px, 4.8vw, 48px);
      font-weight: 700;
      line-height: 1.28;
      letter-spacing: -0.015em;
      color: #3f0808;
    }

    .features-lead {
      margin-top: clamp(18px, 2.6vw, 24px);
      font-size: clamp(15px, 1.55vw, 18px);
      font-weight: 400;
      line-height: 1.75;
      color: #3f0808;
    }

    .feature-grid {
      display: grid;
      grid-template-columns: repeat(4, minmax(0, 1fr));
      gap: 16px;
      list-style: none;
    }

    .feature-card {
      display: block;
      background: var(--white);
      border-radius: 24px;
      padding: 24px 22px 22px;
      border: 1px solid rgba(26, 23, 20, 0.06);
      box-shadow: 0 1px 0 rgba(255, 255, 255, 0.8) inset;
      transition: transform 0.22s ease, box-shadow 0.22s ease;
    }

    .feature-card:hover {
      transform: translateY(-3px);
      box-shadow: 0 16px 44px rgba(26, 23, 20, 0.08);
    }

    .feature-icon {
      width: 52px;
      height: 52px;
      border-radius: 16px;
      display: flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 18px;
      flex-shrink: 0;
    }

    .feature-icon svg {
      width: 28px;
      height: 28px;
      display: block;
    }

    .feature-icon--free { background: linear-gradient(145deg, #ecfdf5 0%, #d1fae5 100%); }
    .feature-icon--coupon { background: linear-gradient(145deg, #fff1f2 0%, #ffe4e6 100%); }
    .feature-icon--channel { background: linear-gradient(145deg, #eff6ff 0%, #dbeafe 100%); }
    .feature-icon--verify { background: linear-gradient(145deg, #f5f3ff 0%, #ede9fe 100%); }
    .feature-icon--passcard { background: linear-gradient(145deg, #fffbeb 0%, #fef3c7 100%); }
    .feature-icon--bundle { background: linear-gradient(145deg, #fdf4ff 0%, #fae8ff 100%); }
    .feature-icon--wecom { background: linear-gradient(145deg, #ecfeff 0%, #cffafe 100%); }
    .feature-icon--wecom-friend { background: linear-gradient(145deg, #ecfeff 0%, #a5f3fc 100%); }
    .feature-icon--wecom-group { background: linear-gradient(145deg, #e0f2fe 0%, #bae6fd 100%); }
    .feature-icon--wecom-batch { background: linear-gradient(145deg, #ccfbf1 0%, #99f6e4 100%); }
    .feature-icon--wecom-bot { background: linear-gradient(145deg, #dbeafe 0%, #bfdbfe 100%); }
    .feature-icon--stats { background: linear-gradient(145deg, #eef2ff 0%, #e0e7ff 100%); }
    .feature-icon--store { background: linear-gradient(145deg, #fff7ed 0%, #ffedd5 100%); }
    .feature-icon--staff { background: linear-gradient(145deg, #f0fdf4 0%, #dcfce7 100%); }
    .feature-icon--wallet { background: linear-gradient(145deg, #fef2f2 0%, #fee2e2 100%); }
    .feature-icon--transfer { background: linear-gradient(145deg, #faf5ff 0%, #f3e8ff 100%); }
    .feature-icon--poster { background: linear-gradient(145deg, #fdf2f8 0%, #fce7f3 100%); }

    .feature-card h3 {
      font-size: 17px;
      font-weight: 650;
      line-height: 1.35;
      letter-spacing: -0.01em;
      color: var(--ink);
      margin-bottom: 8px;
    }

    .feature-card p {
      font-size: 14px;
      line-height: 1.55;
      color: rgba(26, 23, 20, 0.56);
    }

    .screen-stub {
      min-height: 0;
      padding: 0;
    }

    /* —— 第三屏：领取效果预览 —— */
    .preview {
      background: #f4f3ef;
      padding: clamp(56px, 7vw, 88px) clamp(16px, 4vw, 48px) clamp(64px, 8vw, 96px);
    }

    .preview-inner {
      max-width: var(--max);
      margin: 0 auto;
    }

    .preview-head {
      text-align: center;
      max-width: 760px;
      margin: 0 auto clamp(40px, 5.5vw, 56px);
    }

    .preview-head h2 {
      font-size: clamp(32px, 4.8vw, 48px);
      font-weight: 700;
      line-height: 1.28;
      letter-spacing: -0.015em;
      color: #3f0808;
    }

    .preview-lead {
      margin-top: clamp(18px, 2.6vw, 24px);
      font-size: clamp(15px, 1.55vw, 18px);
      font-weight: 400;
      line-height: 1.75;
      color: #3f0808;
    }

    .preview-grid {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: clamp(12px, 1.8vw, 18px);
      list-style: none;
      align-items: start;
    }

    .preview-card {
      position: relative;
      border-radius: 24px;
      overflow: hidden;
      background: #0f0a0a;
      box-shadow: 0 18px 48px rgba(26, 23, 20, 0.1);
    }

    .preview-card img {
      width: 100%;
      height: auto;
      display: block;
    }

    .preview-card-shade {
      position: absolute;
      left: 0;
      right: 0;
      bottom: 0;
      height: 42%;
      background: linear-gradient(
        180deg,
        rgba(8, 4, 4, 0) 0%,
        rgba(8, 4, 4, 0.55) 58%,
        rgba(8, 4, 4, 0.9) 100%
      );
      pointer-events: none;
    }

    .preview-card-copy {
      position: absolute;
      left: 0;
      right: 0;
      bottom: 0;
      z-index: 1;
      padding: clamp(18px, 2.4vw, 26px) clamp(18px, 2.2vw, 24px);
      color: #fff;
    }

    .preview-card-copy h3 {
      font-size: clamp(20px, 2.2vw, 24px);
      font-weight: 700;
      line-height: 1.25;
      letter-spacing: -0.01em;
      margin-bottom: 8px;
    }

    .preview-card-copy p {
      font-size: clamp(13px, 1.2vw, 15px);
      font-weight: 400;
      line-height: 1.6;
      color: rgba(255, 255, 255, 0.86);
      max-width: 28ch;
    }

    /* —— 一券多店（插在六种优惠券之上） —— */
    .chain-stores {
      background: #f4f3ef;
      padding: clamp(56px, 7vw, 88px) clamp(16px, 4vw, 48px) clamp(64px, 8vw, 96px);
    }

    .chain-stores-inner {
      max-width: var(--max);
      margin: 0 auto;
    }

    .chain-stores-head {
      text-align: center;
      max-width: 820px;
      margin: 0 auto clamp(36px, 4.5vw, 48px);
    }

    .chain-stores-head h2 {
      font-size: clamp(32px, 4.8vw, 48px);
      font-weight: 700;
      line-height: 1.28;
      letter-spacing: -0.015em;
      color: #3f0808;
    }

    .chain-stores-lead {
      margin-top: clamp(14px, 2vw, 18px);
      font-size: clamp(15px, 1.55vw, 18px);
      line-height: 1.75;
      color: #3f0808;
      opacity: 0.9;
    }

    .chain-flow-wrap {
      margin-bottom: clamp(28px, 3.5vw, 36px);
      border-radius: clamp(20px, 2.4vw, 24px);
      overflow: hidden;
      border: 1px solid rgba(26, 23, 20, 0.08);
      box-shadow: 0 16px 48px rgba(26, 23, 20, 0.06);
      background: #fff;
    }

    .chain-flow-wrap img {
      display: block;
      width: 100%;
      height: auto;
      min-height: 200px;
    }

    .chain-screens {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: clamp(16px, 2.2vw, 24px);
      margin-bottom: clamp(36px, 4.5vw, 48px);
    }

    .chain-phone {
      display: flex;
      flex-direction: column;
      border-radius: 20px;
      overflow: hidden;
      background: #fff;
      border: 1px solid rgba(26, 23, 20, 0.07);
      box-shadow: 0 14px 40px rgba(26, 23, 20, 0.08);
      transition: box-shadow 0.22s ease, transform 0.22s ease;
    }

    .chain-phone:hover {
      box-shadow: 0 18px 48px rgba(26, 23, 20, 0.11);
      transform: translateY(-2px);
    }

    .chain-phone-media {
      position: relative;
      aspect-ratio: 9 / 16;
      overflow: hidden;
      background: #1a1714;
    }

    .chain-phone-media img {
      display: block;
      width: 100%;
      height: 100%;
      object-fit: cover;
      object-position: top center;
      transition: transform 0.4s ease;
    }

    .chain-phone:hover .chain-phone-media img {
      transform: scale(1.015);
    }

    .chain-phone figcaption {
      padding: 14px 16px;
      font-size: 14px;
      line-height: 1.55;
      font-weight: 500;
      color: rgba(26, 23, 20, 0.72);
      background: #fff;
    }

    .chain-steps {
      list-style: none;
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: clamp(14px, 2vw, 18px);
      margin-bottom: clamp(36px, 4.5vw, 48px);
    }

    .chain-step {
      display: grid;
      grid-template-columns: auto minmax(0, 1fr);
      gap: 16px;
      padding: clamp(16px, 2vw, 20px);
      border-radius: 18px;
      background: #fff;
      border: 1px solid rgba(26, 23, 20, 0.07);
    }

    .chain-step-num {
      flex-shrink: 0;
      width: 36px;
      height: 36px;
      display: flex;
      align-items: center;
      justify-content: center;
      border-radius: 12px;
      background: linear-gradient(145deg, #3f0808 0%, #6b1010 100%);
      color: #fff;
      font-size: 15px;
      font-weight: 700;
    }

    .chain-step h3 {
      font-size: 16px;
      font-weight: 650;
      line-height: 1.35;
      color: var(--ink);
      margin-bottom: 6px;
    }

    .chain-step p {
      font-size: 14px;
      line-height: 1.65;
      color: rgba(26, 23, 20, 0.58);
    }

    .chain-benefits-head {
      text-align: center;
      margin-bottom: clamp(20px, 2.8vw, 28px);
      max-width: 640px;
      margin-left: auto;
      margin-right: auto;
    }

    .chain-benefits-head h3 {
      font-size: clamp(22px, 2.4vw, 28px);
      font-weight: 700;
      letter-spacing: -0.02em;
      color: #3f0808;
      margin-bottom: 8px;
    }

    .chain-benefits-head p {
      font-size: 15px;
      color: rgba(26, 23, 20, 0.55);
    }

    .chain-benefits {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: clamp(14px, 2vw, 18px);
      list-style: none;
      margin-bottom: clamp(32px, 4vw, 40px);
    }

    .chain-benefit {
      padding: clamp(18px, 2.2vw, 22px);
      border-radius: 20px;
      background: #fff;
      border: 1px solid rgba(26, 23, 20, 0.07);
      transition: box-shadow 0.22s ease, transform 0.22s ease;
    }

    .chain-benefit:hover {
      box-shadow: 0 12px 32px rgba(26, 23, 20, 0.07);
      transform: translateY(-2px);
    }

    .chain-benefit-tag {
      display: inline-flex;
      align-items: center;
      min-height: 22px;
      padding: 0 9px;
      margin-bottom: 10px;
      border-radius: 999px;
      background: rgba(63, 8, 8, 0.06);
      color: #3f0808;
      font-size: 11px;
      font-weight: 600;
    }

    .chain-benefit h4 {
      font-size: 16px;
      font-weight: 650;
      line-height: 1.35;
      color: var(--ink);
      margin-bottom: 8px;
    }

    .chain-benefit p {
      font-size: 14px;
      line-height: 1.65;
      color: rgba(26, 23, 20, 0.56);
    }

    .chain-stats-row {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: clamp(12px, 1.8vw, 16px);
    }

    .chain-stat-card {
      border-radius: 18px;
      overflow: hidden;
      background: #fff;
      border: 1px solid rgba(26, 23, 20, 0.07);
      display: flex;
      flex-direction: column;
      transition: box-shadow 0.22s ease, transform 0.22s ease;
    }

    .chain-stat-card:hover {
      box-shadow: 0 14px 36px rgba(26, 23, 20, 0.09);
      transform: translateY(-2px);
    }

    .chain-stat-card .chain-stat-media {
      position: relative;
      aspect-ratio: 9 / 16;
      overflow: hidden;
      background: #1a1714;
    }

    .chain-stat-card img {
      display: block;
      width: 100%;
      height: 100%;
      object-fit: cover;
      object-position: top center;
      transition: transform 0.4s ease;
    }

    .chain-stat-card:hover img {
      transform: scale(1.015);
    }

    .chain-stat-card p {
      padding: 12px 14px;
      font-size: 13px;
      line-height: 1.55;
      color: rgba(26, 23, 20, 0.58);
    }

    .chain-stat-card strong {
      display: block;
      font-size: 14px;
      font-weight: 650;
      color: var(--ink);
      margin-bottom: 4px;
    }

    @media (prefers-reduced-motion: reduce) {
      .chain-phone:hover,
      .chain-stat-card:hover {
        transform: none;
      }

      .chain-phone:hover .chain-phone-media img,
      .chain-stat-card:hover img {
        transform: none;
      }
    }

    @media (max-width: 960px) {
      .chain-steps,
      .chain-benefits,
      .chain-stats-row {
        grid-template-columns: 1fr;
      }

      .chain-screens {
        grid-template-columns: 1fr;
      }
    }

    @media (max-width: 720px) {
      .chain-steps {
        grid-template-columns: 1fr;
      }
    }

    /* —— 异业合作 —— */
    .cross-partner {
      background: #f4f3ef;
      padding: clamp(56px, 7vw, 88px) clamp(16px, 4vw, 48px) clamp(64px, 8vw, 96px);
    }

    .cross-partner-inner {
      max-width: var(--max);
      margin: 0 auto;
    }

    .cross-partner-head {
      text-align: center;
      max-width: 820px;
      margin: 0 auto clamp(28px, 3.5vw, 36px);
    }

    .cross-partner-head h2 {
      font-size: clamp(32px, 4.8vw, 48px);
      font-weight: 700;
      line-height: 1.28;
      letter-spacing: -0.015em;
      color: #3f0808;
    }

    .cross-partner-lead {
      margin-top: clamp(12px, 1.8vw, 16px);
      font-size: clamp(15px, 1.55vw, 18px);
      line-height: 1.72;
      color: #3f0808;
      opacity: 0.88;
    }

    .partner-flow-intro {
      text-align: center;
      margin-bottom: clamp(10px, 1.4vw, 14px);
    }

    .partner-flow-intro h3 {
      font-size: clamp(17px, 1.85vw, 20px);
      font-weight: 650;
      letter-spacing: 0.01em;
      color: #3f0808;
    }

    .partner-flow-wrap {
      margin-bottom: clamp(24px, 3vw, 32px);
      background: transparent;
      border: none;
      box-shadow: none;
      overflow: visible;
    }

    .partner-flow-wrap img {
      display: block;
      width: 100%;
      height: auto;
    }

    .partner-shell {
      display: grid;
      grid-template-columns: minmax(200px, 248px) minmax(0, 1fr);
      gap: 0;
      min-height: clamp(480px, 52vw, 580px);
      border-radius: clamp(20px, 2.4vw, 28px);
      background: #fff;
      border: 1px solid rgba(26, 23, 20, 0.06);
      box-shadow: 0 20px 60px rgba(26, 23, 20, 0.07);
      overflow: hidden;
    }

    .partner-nav {
      padding: clamp(14px, 1.8vw, 18px);
      border-right: 1px solid rgba(26, 23, 20, 0.06);
      background: #faf9f7;
      overflow-y: auto;
    }

    .partner-nav-list {
      display: flex;
      flex-direction: column;
      gap: 4px;
    }

    .partner-nav-item {
      display: flex;
      align-items: flex-start;
      gap: 10px;
      width: 100%;
      padding: 10px 12px;
      border: 0;
      border-radius: 12px;
      background: transparent;
      color: rgba(26, 23, 20, 0.72);
      font-size: 13px;
      line-height: 1.45;
      text-align: left;
      cursor: pointer;
      transition: background 0.18s ease, color 0.18s ease;
    }

    .partner-nav-item:hover {
      background: rgba(26, 23, 20, 0.04);
      color: var(--ink);
    }

    .partner-nav-item.is-active {
      background: #fff;
      color: #3f0808;
      box-shadow: 0 4px 16px rgba(26, 23, 20, 0.06);
      font-weight: 600;
    }

    .partner-nav-item:focus-visible {
      outline: 2px solid rgba(63, 8, 8, 0.35);
      outline-offset: 2px;
    }

    .partner-nav-num {
      flex-shrink: 0;
      width: 22px;
      height: 22px;
      display: flex;
      align-items: center;
      justify-content: center;
      border-radius: 8px;
      background: rgba(63, 8, 8, 0.08);
      color: #3f0808;
      font-size: 11px;
      font-weight: 700;
    }

    .partner-nav-item.is-active .partner-nav-num {
      background: linear-gradient(145deg, #3f0808 0%, #6b1010 100%);
      color: #fff;
    }

    .partner-main {
      padding: clamp(20px, 2.6vw, 28px);
      overflow-y: auto;
    }

    .partner-panel {
      display: none;
    }

    .partner-panel.is-active {
      display: block;
      animation: partner-fade 0.28s ease;
    }

    @keyframes partner-fade {
      from { opacity: 0; transform: translateY(6px); }
      to { opacity: 1; transform: translateY(0); }
    }

    .partner-panel-head h3 {
      font-size: clamp(22px, 2.4vw, 28px);
      font-weight: 700;
      letter-spacing: -0.02em;
      color: #3f0808;
      margin-bottom: 10px;
    }

    .partner-panel-lead {
      font-size: 15px;
      line-height: 1.72;
      color: rgba(26, 23, 20, 0.62);
      max-width: 62ch;
      margin-bottom: clamp(16px, 2vw, 20px);
    }

    .partner-panel-lead strong {
      color: #3f0808;
      font-weight: 650;
    }

    .partner-grid {
      display: grid;
      grid-template-columns: minmax(0, 1fr) minmax(220px, 280px);
      gap: clamp(16px, 2.2vw, 22px);
      align-items: start;
    }

    .partner-copy-col {
      display: flex;
      flex-direction: column;
      gap: 14px;
    }

    .partner-gain {
      padding: 14px 16px;
      border-radius: 14px;
      background: linear-gradient(135deg, rgba(63, 8, 8, 0.06) 0%, rgba(63, 8, 8, 0.02) 100%);
      border: 1px solid rgba(63, 8, 8, 0.1);
    }

    .partner-gain-label {
      display: inline-flex;
      align-items: center;
      min-height: 22px;
      padding: 0 9px;
      margin-bottom: 8px;
      border-radius: 999px;
      background: rgba(63, 8, 8, 0.08);
      color: #3f0808;
      font-size: 11px;
      font-weight: 600;
    }

    .partner-gain p {
      font-size: 14px;
      line-height: 1.65;
      color: rgba(26, 23, 20, 0.68);
    }

    .partner-playbook {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .partner-playbook li {
      display: grid;
      grid-template-columns: auto minmax(0, 1fr);
      gap: 12px;
      padding: 12px 14px;
      border-radius: 14px;
      background: #faf9f7;
      border: 1px solid rgba(26, 23, 20, 0.06);
      font-size: 14px;
      line-height: 1.6;
      color: rgba(26, 23, 20, 0.72);
    }

    .partner-playbook-step {
      flex-shrink: 0;
      width: 24px;
      height: 24px;
      display: flex;
      align-items: center;
      justify-content: center;
      border-radius: 8px;
      background: #fff;
      border: 1px solid rgba(26, 23, 20, 0.08);
      color: #3f0808;
      font-size: 12px;
      font-weight: 700;
    }

    .partner-playbook strong {
      color: var(--ink);
      font-weight: 650;
    }

    .partner-tools {
      display: flex;
      flex-wrap: wrap;
      gap: 6px;
      margin-top: 4px;
    }

    .partner-tool {
      display: inline-flex;
      align-items: center;
      min-height: 24px;
      padding: 0 10px;
      border-radius: 999px;
      background: #fff;
      border: 1px solid rgba(26, 23, 20, 0.08);
      font-size: 11px;
      font-weight: 600;
      color: rgba(26, 23, 20, 0.62);
    }

    .partner-tool--free {
      background: rgba(255, 193, 7, 0.14);
      border-color: rgba(255, 193, 7, 0.35);
      color: #8a5a00;
    }

    .partner-visual-col {
      display: flex;
      flex-direction: column;
      gap: 12px;
    }

    .partner-diagram {
      border-radius: 14px;
      overflow: hidden;
      border: 1px solid rgba(26, 23, 20, 0.07);
      background: #fff;
    }

    .partner-diagram img {
      display: block;
      width: 100%;
      height: auto;
    }

    .partner-shot {
      border-radius: 16px;
      overflow: hidden;
      background: #1a1714;
      box-shadow: 0 12px 32px rgba(26, 23, 20, 0.1);
    }

    .partner-shot-media {
      aspect-ratio: 9 / 16;
      overflow: hidden;
      background: #1a1714;
    }

    .partner-shot-media img {
      display: block;
      width: 100%;
      height: 100%;
      object-fit: cover;
      object-position: top center;
    }

    .partner-shot figcaption {
      padding: 10px 12px;
      font-size: 12px;
      line-height: 1.45;
      color: rgba(255, 255, 255, 0.78);
      background: #1a1714;
    }

    @media (prefers-reduced-motion: reduce) {
      .partner-panel.is-active { animation: none; }
    }

    @media (max-width: 960px) {
      .partner-shell {
        grid-template-columns: 1fr;
        min-height: 0;
      }

      .partner-nav {
        border-right: 0;
        border-bottom: 1px solid rgba(26, 23, 20, 0.06);
        overflow-x: auto;
        overflow-y: hidden;
      }

      .partner-nav-list {
        flex-direction: row;
        flex-wrap: nowrap;
        width: max-content;
        min-width: 100%;
        padding-bottom: 2px;
      }

      .partner-nav-item {
        flex: 0 0 auto;
        max-width: 220px;
      }

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

      .partner-visual-col {
        order: -1;
      }
    }

    /* —— 电子券包 —— */
    .coupon-bundle {
      background: #f4f3ef;
      padding: clamp(56px, 7vw, 88px) clamp(16px, 4vw, 48px) clamp(64px, 8vw, 96px);
    }

    .coupon-bundle-inner {
      max-width: var(--max);
      margin: 0 auto;
    }

    .coupon-bundle-head {
      text-align: center;
      max-width: 820px;
      margin: 0 auto clamp(36px, 4.5vw, 48px);
    }

    .coupon-bundle-head h2 {
      font-size: clamp(32px, 4.8vw, 48px);
      font-weight: 700;
      line-height: 1.28;
      letter-spacing: -0.015em;
      color: #3f0808;
    }

    .coupon-bundle-lead {
      margin-top: clamp(14px, 2vw, 18px);
      font-size: clamp(15px, 1.55vw, 18px);
      line-height: 1.75;
      color: #3f0808;
      opacity: 0.9;
    }

    .bundle-hero {
      display: grid;
      grid-template-columns: minmax(0, 1fr) minmax(280px, 340px);
      gap: clamp(24px, 3.5vw, 40px);
      align-items: center;
      padding: clamp(24px, 3vw, 32px);
      margin-bottom: clamp(40px, 5vw, 56px);
      border-radius: clamp(20px, 2.4vw, 24px);
      background: #fff;
      border: 1px solid rgba(26, 23, 20, 0.07);
      box-shadow: 0 16px 48px rgba(26, 23, 20, 0.06);
    }

    .bundle-hero-scene {
      position: relative;
      display: grid;
      grid-template-columns: minmax(0, 1fr) minmax(200px, 240px);
      gap: clamp(16px, 2vw, 24px);
      align-items: center;
    }

    .bundle-hero-art img {
      display: block;
      width: 100%;
      height: auto;
      border-radius: 16px;
    }

    .bundle-hero-phone {
      position: relative;
      margin: 0;
      border-radius: 22px;
      overflow: hidden;
      background: #1a1714;
      border: 1px solid rgba(26, 23, 20, 0.12);
      box-shadow: 0 20px 48px rgba(26, 23, 20, 0.14);
    }

    .bundle-hero-phone img {
      display: block;
      width: 100%;
      height: auto;
      aspect-ratio: 9 / 16;
      object-fit: cover;
      object-position: top center;
    }

    .bundle-hero-callout {
      position: absolute;
      left: 50%;
      transform: translateX(-50%);
      padding: 6px 12px;
      border-radius: 999px;
      background: rgba(255, 255, 255, 0.96);
      border: 1px solid rgba(26, 23, 20, 0.08);
      box-shadow: 0 8px 24px rgba(26, 23, 20, 0.1);
      font-size: 11px;
      font-weight: 600;
      color: #3f0808;
      white-space: nowrap;
      pointer-events: none;
    }

    .bundle-hero-callout--shop {
      top: 18%;
    }

    .bundle-hero-callout--count {
      bottom: 22%;
      background: #5b3d8a;
      color: #fff;
      border-color: transparent;
    }

    .bundle-hero-copy h3 {
      font-size: clamp(22px, 2.4vw, 28px);
      font-weight: 700;
      line-height: 1.32;
      letter-spacing: -0.02em;
      color: #3f0808;
      margin-bottom: 12px;
    }

    .bundle-hero-copy > p {
      font-size: 15px;
      line-height: 1.72;
      color: rgba(26, 23, 20, 0.62);
      margin-bottom: 18px;
    }

    .bundle-hero-points {
      list-style: none;
      display: grid;
      gap: 10px;
    }

    .bundle-hero-points li {
      position: relative;
      padding-left: 18px;
      font-size: 14px;
      line-height: 1.65;
      color: rgba(26, 23, 20, 0.72);
    }

    .bundle-hero-points li::before {
      content: "";
      position: absolute;
      left: 0;
      top: 0.62em;
      width: 7px;
      height: 7px;
      border-radius: 50%;
      background: linear-gradient(145deg, #a21caf 0%, #7c3aed 100%);
    }

    .bundle-methods-head {
      text-align: center;
      max-width: 640px;
      margin: 0 auto clamp(24px, 3vw, 32px);
    }

    .bundle-methods-head h3 {
      font-size: clamp(22px, 2.4vw, 28px);
      font-weight: 700;
      letter-spacing: -0.02em;
      color: #3f0808;
      margin-bottom: 8px;
    }

    .bundle-methods-head p {
      font-size: 15px;
      line-height: 1.65;
      color: rgba(26, 23, 20, 0.55);
    }

    .bundle-methods {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: clamp(14px, 2vw, 18px);
    }

    .bundle-method {
      display: flex;
      flex-direction: column;
      border-radius: 20px;
      background: #fff;
      border: 1px solid rgba(26, 23, 20, 0.07);
      overflow: hidden;
      transition: box-shadow 0.22s ease, transform 0.22s ease;
    }

    .bundle-method:hover {
      box-shadow: 0 14px 36px rgba(26, 23, 20, 0.09);
      transform: translateY(-2px);
    }

    .bundle-method-visual {
      background: #f4f3ef;
      border-bottom: 1px solid rgba(26, 23, 20, 0.05);
    }

    .bundle-method-visual img {
      display: block;
      width: 100%;
      height: auto;
    }

    .bundle-method-body {
      flex: 1;
      display: flex;
      flex-direction: column;
      padding: clamp(16px, 2vw, 20px);
    }

    .bundle-method-tag {
      display: inline-flex;
      align-self: flex-start;
      min-height: 22px;
      align-items: center;
      padding: 0 9px;
      margin-bottom: 10px;
      border-radius: 999px;
      background: rgba(91, 61, 138, 0.08);
      color: #5b3d8a;
      font-size: 11px;
      font-weight: 600;
    }

    .bundle-method h4 {
      font-size: 17px;
      font-weight: 650;
      line-height: 1.35;
      color: var(--ink);
      margin-bottom: 8px;
    }

    .bundle-method p {
      flex: 1;
      font-size: 14px;
      line-height: 1.68;
      color: rgba(26, 23, 20, 0.58);
      margin-bottom: 12px;
    }

    .bundle-method-scene {
      font-size: 12px;
      line-height: 1.5;
      color: rgba(26, 23, 20, 0.42);
    }

    @media (prefers-reduced-motion: reduce) {
      .bundle-method:hover {
        transform: none;
      }
    }

    @media (max-width: 960px) {
      .bundle-hero {
        grid-template-columns: 1fr;
      }

      .bundle-hero-copy {
        order: -1;
      }

      .bundle-hero-scene {
        grid-template-columns: 1fr;
        max-width: 420px;
        margin: 0 auto;
      }

      .bundle-hero-art {
        display: none;
      }

      .bundle-methods {
        grid-template-columns: 1fr;
      }
    }

    @media (max-width: 520px) {
      .bundle-hero-callout {
        font-size: 10px;
        padding: 5px 10px;
      }
    }

    /* —— 电子次卡 —— */
    .passcard {
      background: #f4f3ef;
      padding: clamp(56px, 7vw, 88px) clamp(16px, 4vw, 48px) clamp(64px, 8vw, 96px);
    }

    .passcard-inner {
      max-width: var(--max);
      margin: 0 auto;
    }

    .passcard-head {
      text-align: center;
      max-width: 820px;
      margin: 0 auto clamp(36px, 4.5vw, 48px);
    }

    .passcard-head h2 {
      font-size: clamp(32px, 4.8vw, 48px);
      font-weight: 700;
      line-height: 1.28;
      letter-spacing: -0.015em;
      color: #3f0808;
    }

    .passcard-lead {
      margin-top: clamp(14px, 2vw, 18px);
      font-size: clamp(15px, 1.55vw, 18px);
      line-height: 1.75;
      color: #3f0808;
      opacity: 0.9;
    }

    .passcard-block {
      margin-bottom: clamp(40px, 5vw, 56px);
    }

    .passcard-block-head {
      text-align: center;
      max-width: 680px;
      margin: 0 auto clamp(24px, 3vw, 32px);
    }

    .passcard-block-head h3 {
      font-size: clamp(22px, 2.4vw, 28px);
      font-weight: 700;
      letter-spacing: -0.02em;
      color: #3f0808;
      margin-bottom: 8px;
    }

    .passcard-block-head p {
      font-size: 15px;
      line-height: 1.65;
      color: rgba(26, 23, 20, 0.55);
    }

    .passcard-mini-grid {
      display: grid;
      gap: clamp(12px, 1.6vw, 16px);
    }

    .passcard-mini-grid--industries {
      grid-template-columns: repeat(4, minmax(0, 1fr));
    }

    .passcard-mini-grid--benefits {
      grid-template-columns: repeat(4, minmax(0, 1fr));
    }

    .passcard-mini-card {
      display: flex;
      flex-direction: column;
      gap: 12px;
      padding: clamp(16px, 2vw, 20px);
      border-radius: 18px;
      background: #fff;
      border: 1px solid rgba(26, 23, 20, 0.07);
      box-shadow: 0 8px 28px rgba(26, 23, 20, 0.04);
      transition: box-shadow 0.22s ease, transform 0.22s ease;
    }

    .passcard-mini-card:hover {
      box-shadow: 0 14px 36px rgba(26, 23, 20, 0.08);
      transform: translateY(-2px);
    }

    .passcard-mini-icon {
      flex-shrink: 0;
      width: 44px;
      height: 44px;
      display: flex;
      align-items: center;
      justify-content: center;
      border-radius: 14px;
    }

    .passcard-mini-icon svg {
      display: block;
      width: 22px;
      height: 22px;
    }

    .passcard-mini-icon--beauty { background: linear-gradient(145deg, #fce7f3 0%, #fbcfe8 100%); color: #be185d; }
    .passcard-mini-icon--sport { background: linear-gradient(145deg, #dbeafe 0%, #bfdbfe 100%); color: #1d4ed8; }
    .passcard-mini-icon--car { background: linear-gradient(145deg, #e0e7ff 0%, #c7d2fe 100%); color: #4338ca; }
    .passcard-mini-icon--kids { background: linear-gradient(145deg, #ffedd5 0%, #fed7aa 100%); color: #c2410c; }
    .passcard-mini-icon--edu { background: linear-gradient(145deg, #dcfce7 0%, #bbf7d0 100%); color: #15803d; }
    .passcard-mini-icon--leisure { background: linear-gradient(145deg, #f3e8ff 0%, #e9d5ff 100%); color: #7e22ce; }
    .passcard-mini-icon--scenic { background: linear-gradient(145deg, #ccfbf1 0%, #99f6e4 100%); color: #0f766e; }
    .passcard-mini-icon--pet { background: linear-gradient(145deg, #fef3c7 0%, #fde68a 100%); color: #b45309; }
    .passcard-mini-icon--lock { background: linear-gradient(145deg, #fffbeb 0%, #fef3c7 100%); color: #d97706; }
    .passcard-mini-icon--phone { background: linear-gradient(145deg, #eff6ff 0%, #dbeafe 100%); color: #2563eb; }
    .passcard-mini-icon--scan { background: linear-gradient(145deg, #ecfdf5 0%, #d1fae5 100%); color: #059669; }
    .passcard-mini-icon--shield { background: linear-gradient(145deg, #fef2f2 0%, #fecaca 100%); color: #dc2626; }

    .passcard-mini-card h4 {
      font-size: 15px;
      font-weight: 650;
      line-height: 1.35;
      color: var(--ink);
    }

    .passcard-mini-card p {
      font-size: 13px;
      line-height: 1.62;
      color: rgba(26, 23, 20, 0.56);
    }

    .passcard-types-head {
      text-align: center;
      max-width: 640px;
      margin: 0 auto clamp(24px, 3vw, 32px);
    }

    .passcard-types-head h3 {
      font-size: clamp(22px, 2.4vw, 28px);
      font-weight: 700;
      letter-spacing: -0.02em;
      color: #3f0808;
      margin-bottom: 8px;
    }

    .passcard-types-head p {
      font-size: 15px;
      line-height: 1.65;
      color: rgba(26, 23, 20, 0.55);
    }

    .passcard-types {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: clamp(14px, 2vw, 18px);
    }

    .passcard-type {
      display: flex;
      flex-direction: column;
      border-radius: 20px;
      background: #fff;
      border: 1px solid rgba(26, 23, 20, 0.07);
      overflow: hidden;
      transition: box-shadow 0.22s ease, transform 0.22s ease;
    }

    .passcard-type:hover {
      box-shadow: 0 14px 36px rgba(26, 23, 20, 0.09);
      transform: translateY(-2px);
    }

    .passcard-type-visual {
      background: #f4f3ef;
      border-bottom: 1px solid rgba(26, 23, 20, 0.05);
    }

    .passcard-type-visual img {
      display: block;
      width: 100%;
      height: auto;
    }

    .passcard-type-body {
      flex: 1;
      display: flex;
      flex-direction: column;
      padding: clamp(16px, 2vw, 20px);
    }

    .passcard-type-tag {
      display: inline-flex;
      align-self: flex-start;
      min-height: 22px;
      align-items: center;
      padding: 0 9px;
      margin-bottom: 10px;
      border-radius: 999px;
      background: rgba(217, 119, 6, 0.08);
      color: #d97706;
      font-size: 11px;
      font-weight: 600;
    }

    .passcard-type-tag--benefit {
      background: rgba(220, 38, 38, 0.08);
      color: #dc2626;
    }

    .passcard-type-tag--unlimited {
      background: rgba(29, 78, 216, 0.08);
      color: #1d4ed8;
    }

    .passcard-type h4 {
      font-size: 17px;
      font-weight: 650;
      line-height: 1.35;
      color: var(--ink);
      margin-bottom: 8px;
    }

    .passcard-type-desc {
      flex: 1;
      font-size: 14px;
      line-height: 1.68;
      color: rgba(26, 23, 20, 0.58);
      margin-bottom: 10px;
    }

    .passcard-type-scene {
      font-size: 12px;
      line-height: 1.55;
      color: rgba(26, 23, 20, 0.42);
      margin-bottom: 12px;
    }

    .passcard-type-examples {
      list-style: none;
      display: grid;
      gap: 6px;
      padding-top: 10px;
      border-top: 1px solid rgba(26, 23, 20, 0.06);
    }

    .passcard-type-examples li {
      font-size: 12px;
      line-height: 1.5;
      color: rgba(26, 23, 20, 0.52);
      padding-left: 14px;
      position: relative;
    }

    .passcard-type-examples li::before {
      content: "·";
      position: absolute;
      left: 0;
      color: #d97706;
      font-weight: 700;
    }

    @media (prefers-reduced-motion: reduce) {
      .passcard-type:hover,
      .passcard-mini-card:hover {
        transform: none;
      }
    }

    @media (max-width: 960px) {
      .passcard-mini-grid--industries {
        grid-template-columns: repeat(2, minmax(0, 1fr));
      }

      .passcard-mini-grid--benefits {
        grid-template-columns: repeat(2, minmax(0, 1fr));
      }

      .passcard-types {
        grid-template-columns: 1fr;
      }
    }

    @media (max-width: 520px) {
      .passcard-mini-grid--industries,
      .passcard-mini-grid--benefits {
        grid-template-columns: 1fr;
      }
    }

    /* —— 电子优惠券 —— */
    .coupons {
      background: #f4f3ef;
      padding: clamp(56px, 7vw, 88px) clamp(16px, 4vw, 48px) clamp(64px, 8vw, 96px);
    }

    .coupons-inner {
      max-width: var(--max);
      margin: 0 auto;
    }

    .coupons-head {
      text-align: center;
      max-width: 760px;
      margin: 0 auto clamp(32px, 4.5vw, 44px);
    }

    .coupons-head h2 {
      font-size: clamp(32px, 4.8vw, 48px);
      font-weight: 700;
      line-height: 1.28;
      letter-spacing: -0.015em;
      color: #3f0808;
    }

    .coupons-lead {
      margin-top: clamp(14px, 2vw, 18px);
      font-size: clamp(15px, 1.55vw, 18px);
      font-weight: 400;
      line-height: 1.75;
      color: #3f0808;
      opacity: 0.9;
    }

    .ecoupon-grid {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: clamp(14px, 2vw, 18px);
    }

    .ecoupon-card {
      --ecoupon-a: #ef4444;
      --ecoupon-b: #b91c1c;
      display: flex;
      flex-direction: column;
      border-radius: 22px;
      background: #fff;
      border: 1px solid rgba(26, 23, 20, 0.07);
      overflow: hidden;
      box-shadow: 0 8px 28px rgba(26, 23, 20, 0.04);
      transition: box-shadow 0.22s ease, transform 0.22s ease;
    }

    .ecoupon-card--package { --ecoupon-a: #fb923c; --ecoupon-b: #c2410c; }
    .ecoupon-card--reduce { --ecoupon-a: #f43f5e; --ecoupon-b: #be123c; }
    .ecoupon-card--discount { --ecoupon-a: #a78bfa; --ecoupon-b: #6d28d9; }
    .ecoupon-card--exchange { --ecoupon-a: #34d399; --ecoupon-b: #047857; }
    .ecoupon-card--random { --ecoupon-a: #fbbf24; --ecoupon-b: #b45309; }

    .ecoupon-card:hover {
      box-shadow: 0 14px 36px rgba(26, 23, 20, 0.08);
      transform: translateY(-2px);
    }

    .ecoupon-card-head {
      position: relative;
      padding: clamp(22px, 2.8vw, 28px) clamp(20px, 2.4vw, 24px) clamp(26px, 3vw, 32px);
      border-radius: 22px 22px 0 0;
      background: var(--ecoupon-a);
      overflow: visible;
    }

    .ecoupon-voucher {
      position: relative;
      z-index: 1;
      display: grid;
      grid-template-columns: minmax(0, 1.05fr) auto minmax(0, 1fr);
      align-items: stretch;
      min-height: 118px;
      background: #fff;
      border-radius: 14px;
      box-shadow: none;
      overflow: visible;
    }

    /* 左右撕口：圆心贴在券边，只露出半圆凹槽 */
    .ecoupon-voucher::before,
    .ecoupon-voucher::after {
      content: "";
      position: absolute;
      top: 50%;
      width: 10px;
      height: 10px;
      background: var(--ecoupon-a);
      border-radius: 50%;
      transform: translateY(-50%);
      z-index: 3;
    }

    .ecoupon-voucher::before {
      left: 0;
      transform: translate(-50%, -50%);
    }

    .ecoupon-voucher::after {
      right: 0;
      transform: translate(50%, -50%);
    }

    .ecoupon-voucher-main,
    .ecoupon-voucher-side {
      overflow: hidden;
    }

    .ecoupon-voucher-main {
      display: flex;
      flex-direction: column;
      justify-content: center;
      gap: 4px;
      padding: 16px 14px 16px 18px;
      background: #fff;
      border-radius: 14px 0 0 14px;
      position: relative;
    }

    .ecoupon-voucher-main::after {
      content: none;
    }

    .ecoupon-voucher-type {
      display: inline-flex;
      align-self: flex-start;
      min-height: 20px;
      align-items: center;
      padding: 0 8px;
      border-radius: 999px;
      background: #fff;
      border: 1px solid var(--ecoupon-b);
      color: var(--ecoupon-b);
      font-size: 10px;
      font-weight: 700;
      letter-spacing: 0.06em;
    }

    .ecoupon-voucher-value {
      font-size: clamp(28px, 3.2vw, 34px);
      font-weight: 800;
      line-height: 1;
      letter-spacing: -0.03em;
      color: var(--ecoupon-b);
    }

    .ecoupon-voucher-value small,
    .ecoupon-voucher-value em {
      color: inherit;
      -webkit-text-fill-color: currentColor;
    }

    .ecoupon-voucher-value small {
      font-size: 0.52em;
      font-weight: 700;
      margin-right: 2px;
    }

    .ecoupon-voucher-value em {
      font-style: normal;
      font-size: 0.55em;
      font-weight: 700;
      margin-left: 1px;
    }

    .ecoupon-voucher-value--range em:nth-of-type(1) {
      font-size: 0.38em;
      opacity: 0.55;
      margin: 0 2px;
    }

    .ecoupon-voucher-value--reduce {
      font-size: clamp(26px, 3vw, 32px);
    }

    .ecoupon-voucher-value--reduce em {
      font-size: 1.05em;
    }

    .ecoupon-voucher-value--exchange {
      font-size: clamp(22px, 2.6vw, 28px);
      letter-spacing: -0.02em;
    }

    .ecoupon-voucher-rule {
      font-size: 11px;
      line-height: 1.4;
      color: rgba(26, 23, 20, 0.48);
    }

    .ecoupon-voucher-perf {
      position: relative;
      width: 0;
      align-self: stretch;
      border-left: none;
      background:
        repeating-linear-gradient(
          to bottom,
          #57534e 0,
          #57534e 6px,
          transparent 6px,
          transparent 11px
        )
        center / 2px 100% no-repeat;
    }

    /* 上下撕口：圆心贴在裁剪线顶/底 */
    .ecoupon-voucher-perf::before,
    .ecoupon-voucher-perf::after {
      content: "";
      position: absolute;
      left: 50%;
      width: 10px;
      height: 10px;
      background: var(--ecoupon-a);
      border-radius: 50%;
    }

    .ecoupon-voucher-perf::before {
      top: 0;
      transform: translate(-50%, -50%);
    }

    .ecoupon-voucher-perf::after {
      bottom: 0;
      transform: translate(-50%, 50%);
    }

    .ecoupon-voucher-side {
      display: flex;
      flex-direction: column;
      justify-content: center;
      gap: 6px;
      padding: 16px 18px 16px 14px;
      border-radius: 0 14px 14px 0;
      background: #fff;
    }

    .ecoupon-voucher-brand {
      font-size: 11px;
      font-weight: 650;
      color: rgba(26, 23, 20, 0.72);
    }

    .ecoupon-voucher-note {
      font-size: 10px;
      line-height: 1.45;
      color: rgba(26, 23, 20, 0.42);
    }

    .ecoupon-voucher-stamp {
      align-self: flex-start;
      margin-top: 4px;
      padding: 3px 8px;
      border: 1.5px dashed var(--ecoupon-b);
      border-radius: 999px;
      color: var(--ecoupon-b);
      font-size: 9px;
      font-weight: 700;
      letter-spacing: 0.14em;
      transform: rotate(-10deg);
      opacity: 0.88;
      background: #fff;
    }

    .ecoupon-voucher-code {
      font-family: ui-monospace, "Cascadia Code", "SF Mono", monospace;
      font-size: 9px;
      letter-spacing: 0.18em;
      color: rgba(26, 23, 20, 0.28);
    }

    .ecoupon-body {
      flex: 1;
      display: flex;
      flex-direction: column;
      padding: clamp(16px, 2vw, 20px);
      background: #fff;
      border-radius: 0 0 22px 22px;
    }

    .ecoupon-body h3 {
      font-size: 17px;
      font-weight: 650;
      line-height: 1.35;
      color: var(--ink);
      margin-bottom: 8px;
    }

    .ecoupon-trait {
      font-size: 14px;
      line-height: 1.65;
      color: rgba(26, 23, 20, 0.62);
      margin-bottom: 14px;
    }

    .ecoupon-trait strong {
      color: #3f0808;
      font-weight: 650;
    }

    .ecoupon-examples {
      list-style: none;
      display: grid;
      gap: 8px;
      margin-top: auto;
      padding-top: 14px;
      border-top: 1px solid rgba(26, 23, 20, 0.06);
    }

    .ecoupon-examples li {
      position: relative;
      padding-left: 14px;
      font-size: 13px;
      line-height: 1.58;
      color: rgba(26, 23, 20, 0.52);
    }

    .ecoupon-examples li::before {
      content: "";
      position: absolute;
      left: 0;
      top: 0.55em;
      width: 5px;
      height: 5px;
      border-radius: 50%;
      background: #3f0808;
      opacity: 0.35;
    }

    @media (prefers-reduced-motion: reduce) {
      .ecoupon-card:hover {
        transform: none;
      }
    }

    @media (max-width: 960px) {
      .ecoupon-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
      }
    }

    @media (max-width: 560px) {
      .ecoupon-grid {
        grid-template-columns: 1fr;
      }
    }

    /* —— 发券渠道 —— */
    .issue-channels {
      background: #f4f3ef;
      padding: clamp(56px, 7vw, 88px) clamp(16px, 4vw, 48px) clamp(64px, 8vw, 96px);
    }

    .issue-channels-inner {
      max-width: var(--max);
      margin: 0 auto;
    }

    .issue-channels-head {
      text-align: center;
      max-width: 780px;
      margin: 0 auto clamp(36px, 4.5vw, 48px);
    }

    .issue-channels-head h2 {
      font-size: clamp(32px, 4.8vw, 48px);
      font-weight: 700;
      line-height: 1.28;
      letter-spacing: -0.015em;
      color: #3f0808;
    }

    .issue-channels-lead {
      margin-top: clamp(14px, 2vw, 18px);
      font-size: clamp(15px, 1.55vw, 18px);
      line-height: 1.75;
      color: rgba(26, 23, 20, 0.72);
    }

    .issue-ch-block {
      margin-bottom: clamp(36px, 5vw, 48px);
    }

    .issue-ch-block:last-child {
      margin-bottom: 0;
    }

    .issue-ch-block-head {
      margin-bottom: clamp(18px, 2.5vw, 24px);
    }

    .issue-ch-block-head h3 {
      font-size: clamp(20px, 2.4vw, 24px);
      font-weight: 650;
      color: #3f0808;
      margin-bottom: 6px;
    }

    .issue-ch-block-head p {
      font-size: 14px;
      line-height: 1.65;
      color: rgba(26, 23, 20, 0.52);
    }

    .issue-ch-grid {
      display: grid;
      gap: clamp(12px, 1.8vw, 16px);
    }

    .issue-ch-grid--main {
      grid-template-columns: repeat(3, minmax(0, 1fr));
    }

    .issue-ch-grid--wecom {
      grid-template-columns: repeat(4, minmax(0, 1fr));
    }

    .issue-ch-grid--auto {
      grid-template-columns: repeat(2, minmax(0, 1fr));
      max-width: 720px;
    }

    .issue-ch-card {
      display: flex;
      flex-direction: column;
      gap: 12px;
      padding: clamp(16px, 2vw, 20px);
      border-radius: 18px;
      background: #fff;
      border: 1px solid rgba(26, 23, 20, 0.07);
      box-shadow: 0 8px 28px rgba(26, 23, 20, 0.04);
      transition: box-shadow 0.22s ease, transform 0.22s ease;
    }

    .issue-ch-card:hover {
      box-shadow: 0 14px 36px rgba(26, 23, 20, 0.08);
      transform: translateY(-2px);
    }

    .issue-ch-card-top {
      display: flex;
      align-items: flex-start;
      gap: 12px;
    }

    .issue-ch-icon {
      flex-shrink: 0;
      width: 44px;
      height: 44px;
      display: flex;
      align-items: center;
      justify-content: center;
      border-radius: 14px;
      overflow: hidden;
    }

    .issue-ch-icon img {
      display: block;
      width: 100%;
      height: 100%;
      object-fit: cover;
    }

    .issue-ch-icon svg {
      display: block;
      width: 22px;
      height: 22px;
    }

    .issue-ch-icon--transfer { background: linear-gradient(145deg, #fffbeb 0%, #fef3c7 100%); color: #d97706; }
    .issue-ch-icon--verify { background: linear-gradient(145deg, #fef2f2 0%, #fecaca 100%); color: #dc2626; }

    .issue-ch-title-wrap {
      flex: 1;
      min-width: 0;
    }

    .issue-ch-card h4 {
      font-size: 15px;
      font-weight: 650;
      line-height: 1.35;
      color: var(--ink);
    }

    .issue-ch-badges {
      display: flex;
      flex-wrap: wrap;
      gap: 6px;
      margin-top: 6px;
    }

    .issue-ch-badge {
      display: inline-flex;
      align-items: center;
      min-height: 20px;
      padding: 0 8px;
      border-radius: 999px;
      font-size: 10px;
      font-weight: 650;
      letter-spacing: 0.04em;
    }

    .issue-ch-badge--public {
      background: rgba(5, 150, 105, 0.12);
      color: #047857;
    }

    .issue-ch-badge--private {
      background: rgba(124, 58, 237, 0.12);
      color: #6d28d9;
    }

    .issue-ch-badge--wecom {
      background: rgba(2, 132, 199, 0.12);
      color: #0369a1;
    }

    .issue-ch-badge--auto {
      background: rgba(217, 119, 6, 0.12);
      color: #b45309;
    }

    .issue-ch-desc {
      font-size: 13px;
      line-height: 1.62;
      color: rgba(26, 23, 20, 0.56);
    }

    .issue-ch-desc strong {
      color: #3f0808;
      font-weight: 650;
    }

    .issue-ch-scene {
      font-size: 12px;
      line-height: 1.55;
      color: rgba(26, 23, 20, 0.42);
      padding-top: 10px;
      border-top: 1px solid rgba(26, 23, 20, 0.06);
    }

    @media (prefers-reduced-motion: reduce) {
      .issue-ch-card:hover {
        transform: none;
      }
    }

    @media (max-width: 960px) {
      .issue-ch-grid--main {
        grid-template-columns: repeat(2, minmax(0, 1fr));
      }

      .issue-ch-grid--wecom {
        grid-template-columns: repeat(2, minmax(0, 1fr));
      }
    }

    @media (max-width: 560px) {
      .issue-ch-grid--main,
      .issue-ch-grid--wecom,
      .issue-ch-grid--auto {
        grid-template-columns: 1fr;
      }

      .issue-ch-grid--auto {
        max-width: none;
      }
    }

    /* —— 第五屏：活动能力 —— */
    .capabilities {
      background: #f4f3ef;
      padding: clamp(56px, 7vw, 88px) clamp(16px, 4vw, 48px) clamp(64px, 8vw, 96px);
    }

    .capabilities-inner {
      max-width: var(--max);
      margin: 0 auto;
    }

    .capabilities-head {
      text-align: center;
      max-width: 820px;
      margin: 0 auto clamp(32px, 4.5vw, 44px);
    }

    .capabilities-head h2 {
      font-size: clamp(32px, 4.8vw, 48px);
      font-weight: 700;
      line-height: 1.28;
      letter-spacing: -0.015em;
      color: #3f0808;
    }

    .capabilities-lead {
      margin-top: clamp(18px, 2.6vw, 24px);
      font-size: clamp(15px, 1.55vw, 18px);
      font-weight: 400;
      line-height: 1.75;
      color: #3f0808;
    }

    .cap-tabs-wrap {
      display: flex;
      justify-content: center;
      margin-bottom: clamp(28px, 4vw, 36px);
    }

    .cap-tabs {
      position: relative;
      display: inline-flex;
      max-width: 100%;
      --cap-tab-inset-y: 6px;
      --cap-tab-inset-x: 12px;
      padding: var(--cap-tab-inset-y) var(--cap-tab-inset-x);
      border-radius: 999px;
      background: #fff;
      box-shadow: 0 1px 0 rgba(255, 255, 255, 0.9) inset, 0 8px 28px rgba(26, 23, 20, 0.06);
      overflow-x: auto;
      scrollbar-width: none;
      -webkit-overflow-scrolling: touch;
    }

    .cap-tabs::-webkit-scrollbar { display: none; }

    .cap-tabs-track {
      position: relative;
      display: flex;
      gap: 2px;
    }

    .cap-tab {
      position: relative;
      z-index: 1;
      flex-shrink: 0;
      border: 0;
      background: transparent;
      color: #1a1714;
      font: inherit;
      font-size: clamp(13px, 1.2vw, 15px);
      font-weight: 500;
      line-height: 1;
      padding: 11px clamp(14px, 1.6vw, 20px);
      border-radius: 999px;
      cursor: pointer;
      white-space: nowrap;
      transition: color 0.22s ease;
    }

    .cap-tab.is-active { color: #fff; }

    .cap-tab:focus-visible {
      outline: 2px solid #3f0808;
      outline-offset: 2px;
    }

    .cap-tab-indicator {
      position: absolute;
      top: var(--cap-tab-inset-y, 6px);
      bottom: var(--cap-tab-inset-y, 6px);
      left: 0;
      border-radius: 999px;
      background: #1a1714;
      transition: transform 0.32s cubic-bezier(0.34, 1.2, 0.64, 1), width 0.32s cubic-bezier(0.34, 1.2, 0.64, 1);
      pointer-events: none;
    }

    .cap-panels { width: 100%; }

    .cap-panel { display: none; }

    .cap-panel.is-active {
      display: block;
      animation: capPanelIn 0.48s cubic-bezier(0.22, 1, 0.36, 1) both;
    }

    @keyframes capPanelIn {
      from { opacity: 0; transform: translateY(14px); }
      to { opacity: 1; transform: translateY(0); }
    }

    .cap-showcase {
      --cap-inset: clamp(28px, 3.6vw, 44px);
      --cap-media-w: clamp(300px, 27vw, 360px);
      --cap-min-h: clamp(400px, 42vw, 480px);
      display: grid;
      grid-template-columns: minmax(0, 1fr) auto;
      gap: clamp(24px, 3.2vw, 40px);
      align-items: center;
      min-height: var(--cap-min-h);
      padding: var(--cap-inset);
      border-radius: clamp(24px, 3vw, 32px);
      background:
        radial-gradient(circle at 88% 18%, rgba(255, 255, 255, 0.06) 0%, transparent 42%),
        linear-gradient(145deg, #201818 0%, #121010 100%);
      box-shadow: 0 24px 64px rgba(26, 23, 20, 0.18);
      color: #fff;
    }

    .cap-showcase-copy {
      display: flex;
      flex-direction: column;
      justify-content: center;
      min-width: 0;
    }

    .cap-showcase-heading {
      margin-bottom: clamp(14px, 2vw, 18px);
    }

    .cap-free-badge {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-width: 52px;
      height: 28px;
      padding: 0 12px;
      margin-bottom: 12px;
      border-radius: 999px;
      font-size: 12px;
      font-weight: 800;
      letter-spacing: 0.18em;
      text-indent: 0.18em;
      color: #3f0808;
      background: linear-gradient(135deg, #fff9d6 0%, #ffe566 38%, #ffc400 72%, #ffab00 100%);
      box-shadow:
        0 0 0 1px rgba(255, 236, 160, 0.55),
        0 0 20px rgba(255, 196, 0, 0.42),
        0 6px 18px rgba(255, 171, 0, 0.28);
    }

    .cap-showcase-copy h3 {
      font-size: clamp(28px, 3.4vw, 40px);
      font-weight: 700;
      line-height: 1.22;
      letter-spacing: -0.02em;
      margin-bottom: 0;
    }

    .cap-showcase-lead {
      font-size: clamp(15px, 1.45vw, 17px);
      line-height: 1.72;
      color: rgba(255, 255, 255, 0.76);
      margin-bottom: clamp(18px, 2.4vw, 24px);
      max-width: 34em;
    }

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

    .cap-points li {
      position: relative;
      padding-left: 18px;
      font-size: clamp(14px, 1.25vw, 15px);
      line-height: 1.62;
      color: rgba(255, 255, 255, 0.88);
    }

    .cap-points li::before {
      content: "";
      position: absolute;
      left: 0;
      top: 0.62em;
      width: 6px;
      height: 6px;
      border-radius: 50%;
      background: rgba(255, 255, 255, 0.42);
      transform: translateY(-50%);
    }

    .cap-showcase-media {
      position: relative;
      flex-shrink: 0;
      justify-self: end;
      align-self: center;
      width: var(--cap-media-w);
      border-radius: clamp(18px, 2.2vw, 24px);
      overflow: hidden;
      background: rgba(255, 255, 255, 0.04);
      border: 1px solid rgba(255, 255, 255, 0.08);
      box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.06);
    }

    .cap-showcase-media img {
      display: block;
      width: 100%;
      height: auto;
    }

    .cap-showcase-media--pending {
      display: flex;
      align-items: center;
      justify-content: center;
      aspect-ratio: 9 / 16;
      background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.05) 0%, rgba(255, 255, 255, 0.02) 100%);
    }

    .cap-showcase-pending {
      font-size: 14px;
      letter-spacing: 0.04em;
      color: rgba(255, 255, 255, 0.34);
    }

    @media (prefers-reduced-motion: reduce) {
      .cap-panel.is-active { animation: none; }
      .cap-tab-indicator { transition: none; }
    }

    /* —— 第六屏：实体店获客引流 —— */
    .marketing {
      background: #f4f3ef;
      padding: clamp(56px, 7vw, 88px) clamp(16px, 4vw, 48px) clamp(64px, 8vw, 96px);
    }

    .marketing-inner {
      max-width: var(--max);
      margin: 0 auto;
    }

    .marketing-head {
      text-align: center;
      max-width: 820px;
      margin: 0 auto clamp(32px, 4.5vw, 44px);
    }

    .marketing-head h2 {
      font-size: clamp(32px, 4.8vw, 48px);
      font-weight: 700;
      line-height: 1.28;
      letter-spacing: -0.015em;
      color: #3f0808;
    }

    .marketing-lead {
      margin-top: clamp(12px, 1.8vw, 16px);
      font-size: clamp(15px, 1.55vw, 18px);
      line-height: 1.72;
      color: #3f0808;
      opacity: 0.88;
    }

    .marketing-shell {
      display: grid;
      grid-template-columns: minmax(220px, 260px) minmax(0, 1fr);
      gap: 0;
      min-height: clamp(520px, 58vw, 640px);
      border-radius: clamp(20px, 2.4vw, 28px);
      background: #fff;
      border: 1px solid rgba(26, 23, 20, 0.06);
      box-shadow: 0 20px 60px rgba(26, 23, 20, 0.07);
      overflow: hidden;
    }

    .marketing-nav {
      padding: clamp(16px, 2vw, 20px);
      border-right: 1px solid rgba(26, 23, 20, 0.06);
      background: #faf9f7;
      overflow-y: auto;
    }

    .marketing-nav-list {
      display: flex;
      flex-direction: column;
      gap: 4px;
    }

    .mkt-nav-item {
      display: flex;
      align-items: center;
      gap: 10px;
      width: 100%;
      border: 0;
      background: transparent;
      text-align: left;
      font: inherit;
      font-size: 14px;
      font-weight: 500;
      line-height: 1.35;
      color: rgba(26, 23, 20, 0.72);
      padding: 11px 12px;
      border-radius: 12px;
      cursor: pointer;
      transition: background 0.2s ease, color 0.2s ease;
    }

    .mkt-nav-item:hover {
      background: rgba(26, 23, 20, 0.04);
      color: var(--ink);
    }

    .mkt-nav-item.is-active {
      background: #fff;
      color: var(--ink);
      box-shadow: 0 1px 0 rgba(255, 255, 255, 0.9) inset, 0 4px 16px rgba(26, 23, 20, 0.06);
    }

    .mkt-nav-item:focus-visible {
      outline: 2px solid #3f0808;
      outline-offset: 2px;
    }

    .mkt-nav-icon {
      flex-shrink: 0;
      width: 28px;
      height: 28px;
      display: flex;
      align-items: center;
      justify-content: center;
      border-radius: 8px;
      background: rgba(63, 8, 8, 0.06);
      color: #3f0808;
    }

    .mkt-nav-icon svg {
      width: 16px;
      height: 16px;
    }

    .marketing-main {
      min-width: 0;
      padding: clamp(24px, 3vw, 36px);
      overflow-y: auto;
    }

    .mkt-panel { display: none; }

    .mkt-panel.is-active {
      display: block;
      animation: mktPanelIn 0.42s cubic-bezier(0.22, 1, 0.36, 1) both;
    }

    @keyframes mktPanelIn {
      from { opacity: 0; transform: translateY(10px); }
      to { opacity: 1; transform: translateY(0); }
    }

    .mkt-panel-head {
      margin-bottom: clamp(20px, 2.8vw, 28px);
      padding-bottom: clamp(16px, 2.2vw, 20px);
      border-bottom: 1px solid rgba(26, 23, 20, 0.06);
    }

    .mkt-panel-head h3 {
      font-size: clamp(24px, 2.8vw, 32px);
      font-weight: 700;
      line-height: 1.25;
      letter-spacing: -0.02em;
      color: var(--ink);
      margin-bottom: 10px;
    }

    .mkt-panel-lead {
      font-size: clamp(14px, 1.35vw, 16px);
      line-height: 1.72;
      color: rgba(26, 23, 20, 0.62);
      max-width: 52em;
    }

    .mkt-section-label {
      font-size: 13px;
      font-weight: 650;
      letter-spacing: 0.06em;
      text-transform: uppercase;
      color: rgba(26, 23, 20, 0.42);
      margin-bottom: 12px;
    }

    .mkt-features {
      margin-bottom: clamp(24px, 3vw, 32px);
    }

    .mkt-feature-table {
      display: grid;
      gap: 8px;
    }

    .mkt-feature-row {
      display: grid;
      grid-template-columns: minmax(0, 1fr) auto;
      align-items: center;
      gap: 12px;
      padding: 12px 14px;
      border-radius: 14px;
      background: #faf9f7;
      border: 1px solid rgba(26, 23, 20, 0.05);
    }

    .mkt-feature-name {
      font-size: 14px;
      font-weight: 600;
      color: var(--ink);
      line-height: 1.4;
    }

    .mkt-feature-desc {
      display: block;
      margin-top: 3px;
      font-size: 12px;
      font-weight: 400;
      color: rgba(26, 23, 20, 0.52);
      line-height: 1.5;
    }

    .mkt-free-badge {
      flex-shrink: 0;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-width: 44px;
      height: 24px;
      padding: 0 10px;
      border-radius: 999px;
      font-size: 11px;
      font-weight: 800;
      letter-spacing: 0.12em;
      text-indent: 0.12em;
      color: #3f0808;
      background: linear-gradient(135deg, #fff9d6 0%, #ffe566 38%, #ffc400 72%, #ffab00 100%);
      box-shadow: 0 0 0 1px rgba(255, 236, 160, 0.55), 0 4px 12px rgba(255, 171, 0, 0.2);
    }

    .mkt-free-note {
      margin-top: 10px;
      font-size: 12px;
      line-height: 1.6;
      color: rgba(26, 23, 20, 0.48);
    }

    .mkt-card-grid {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: clamp(14px, 2vw, 18px);
    }

    .mkt-card {
      display: flex;
      flex-direction: column;
      border-radius: 18px;
      border: 1px solid rgba(26, 23, 20, 0.08);
      background: #fff;
      overflow: hidden;
      transition: box-shadow 0.22s ease, border-color 0.22s ease;
    }

    .mkt-card:hover {
      border-color: rgba(26, 23, 20, 0.12);
      box-shadow: 0 12px 32px rgba(26, 23, 20, 0.07);
    }

    .mkt-card-body {
      flex: 1;
      padding: 16px 16px 12px;
    }

    .mkt-card h4 {
      font-size: 15px;
      font-weight: 650;
      line-height: 1.35;
      color: var(--ink);
      margin-bottom: 6px;
    }

    .mkt-card p {
      font-size: 13px;
      line-height: 1.62;
      color: rgba(26, 23, 20, 0.56);
    }

    .mkt-card-media {
      aspect-ratio: 9 / 16;
      max-height: 280px;
      margin: 0 auto;
      width: min(100%, 200px);
      padding: 0 12px 14px;
    }

    .mkt-card-media img {
      width: 100%;
      height: 100%;
      object-fit: contain;
      object-position: center bottom;
      border-radius: 12px;
      background: #f6f4f1;
    }

    @media (prefers-reduced-motion: reduce) {
      .mkt-panel.is-active { animation: none; }
    }

    @media (max-width: 960px) {
      .marketing-shell {
        grid-template-columns: 1fr;
        min-height: 0;
      }

      .marketing-nav {
        border-right: 0;
        border-bottom: 1px solid rgba(26, 23, 20, 0.06);
        overflow-x: auto;
        overflow-y: hidden;
      }

      .marketing-nav-list {
        flex-direction: row;
        flex-wrap: nowrap;
        width: max-content;
        min-width: 100%;
        padding-bottom: 4px;
      }

      .mkt-nav-item {
        flex-shrink: 0;
        white-space: nowrap;
      }

      .mkt-card-grid { grid-template-columns: 1fr; }
    }


    @media (max-width: 960px) {
      .cap-showcase {
        grid-template-columns: 1fr;
        min-height: 0;
      }

      .cap-showcase-copy { order: 1; }
      .cap-showcase-media {
        order: 2;
        justify-self: center;
        width: min(var(--cap-media-w), 100%);
      }
    }

    @media (max-width: 1080px) {
      .nav a { padding: 0 10px; }
      .feature-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
      .preview-grid { grid-template-columns: 1fr; max-width: min(360px, 100%); margin: 0 auto; }
      .case-row { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    }

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

    @media (max-width: 900px) {
      .nav,
      .header-cta {
        display: none;
      }

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

      .nav.is-open {
        display: flex;
        position: fixed;
        top: var(--header-total);
        left: 16px;
        right: 16px;
        z-index: 41;
        flex-direction: column;
        align-items: stretch;
        gap: 4px;
        padding: 12px;
        border-radius: 16px;
        background: #111;
        border: 1px solid rgba(255, 255, 255, 0.1);
        box-shadow: 0 18px 50px rgba(0, 0, 0, 0.35);
      }

      .nav.is-open a {
        height: 48px;
        padding: 0 16px;
        border-radius: 12px;
        font-size: 16px;
      }

      .nav.is-open a.nav-cta {
        display: flex;
        margin-top: 8px;
        justify-content: center;
        background: #fff;
        color: #111;
        font-weight: 600;
      }

      .hero-copy {
        max-width: 100%;
        width: 100%;
        padding: 0;
        background: transparent;
      }

      .hero-media img {
        object-position: 38% 6%;
      }

      .hero-shade {
        background:
          radial-gradient(ellipse 42% 38% at 42% 24%, rgba(255, 255, 255, 0) 0%, rgba(255, 255, 255, 0) 38%, rgba(12, 4, 8, 0.28) 100%),
          radial-gradient(ellipse 130% 92% at 50% 108%, rgba(6, 2, 5, 0.78) 0%, transparent 56%),
          radial-gradient(ellipse 88% 120% at 102% -8%, rgba(10, 2, 8, 0.52) 0%, transparent 54%),
          radial-gradient(ellipse 68% 90% at -10% 58%, rgba(52, 12, 34, 0.30) 0%, transparent 58%),
          linear-gradient(
            118deg,
            rgba(36, 6, 22, 0.78) 0%,
            rgba(78, 18, 46, 0.46) 38%,
            rgba(28, 5, 18, 0.80) 100%
          );
      }

      .hero-shade::before {
        background: radial-gradient(
          ellipse 38% 34% at 42% 24%,
          rgba(255, 244, 236, 0.38) 0%,
          rgba(255, 232, 218, 0.14) 46%,
          transparent 72%
        );
      }

      .nav-backdrop.is-open { display: block; }

      .hero {
        min-height: 0;
      }

      .hero-body {
        align-items: flex-start;
        padding: 16px 16px 32px;
      }

      .hero-grid {
        transform: none;
        grid-template-columns: 1fr;
        grid-template-areas: "copy" "phones";
        row-gap: 20px;
      }

      .hero-desc {
        max-width: 100%;
        margin-bottom: 0;
      }

      .eyebrow {
        max-width: 100%;
        flex-wrap: wrap;
        row-gap: 2px;
        margin-bottom: 16px;
      }

      .hero h1 {
        font-size: clamp(24px, 6.8vw, 32px);
      }

      .hero-sub {
        font-size: 15px;
        margin-bottom: 12px;
      }

      .hero-desc {
        font-size: 14px;
        line-height: 1.7;
      }

      .hero-points {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        width: 100%;
        max-width: 100%;
        margin-top: 16px;
        gap: 8px;
      }

      .hero-points li {
        min-width: 0;
        min-height: 36px;
        padding: 7px 8px;
        font-size: 12px;
        line-height: 1.3;
      }

      .qr-col {
        width: 100%;
        justify-content: center;
      }

      .qr-card { width: min(240px, 100%); }
      .qr-card img { width: 176px; height: 176px; }
    }

    @media (max-width: 520px) {
      .feature-grid { grid-template-columns: 1fr; }
      .feature-card { padding: 20px 18px; }
    }

    @media (max-width: 380px) {
      .brand-tag { display: none; }
      .hero h1 { font-size: 24px; }
      .hero-points li {
        font-size: 11px;
        padding: 7px 6px;
      }
    }
    .nav .nav-soon {
      color: rgba(255, 255, 255, 0.42);
      cursor: default;
      pointer-events: none;
      font-size: inherit;
      font-weight: inherit;
    }

    .site-header.is-solid .nav .nav-soon {
      color: rgba(26, 23, 20, 0.38);
    }

    /* —— 功能价格（草稿） —— */
    .pricing {
      background: #f4f3ef;
      padding: clamp(56px, 7vw, 88px) clamp(16px, 4vw, 48px) clamp(72px, 9vw, 104px);
    }

    .pricing-inner {
      max-width: var(--max);
      margin: 0 auto;
    }

    .pricing-head {
      text-align: center;
      max-width: 760px;
      margin: 0 auto clamp(28px, 3.5vw, 36px);
    }

    .pricing-head h1 {
      font-size: clamp(32px, 4.8vw, 48px);
      font-weight: 700;
      line-height: 1.28;
      letter-spacing: -0.015em;
      color: #3f0808;
    }

    .pricing-lead {
      margin-top: clamp(14px, 2vw, 18px);
      font-size: clamp(15px, 1.55vw, 18px);
      line-height: 1.75;
      color: rgba(26, 23, 20, 0.72);
    }

    .pricing-draft-badge {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      margin-top: 14px;
      padding: 6px 12px;
      border-radius: 999px;
      background: rgba(63, 8, 8, 0.06);
      border: 1px solid rgba(63, 8, 8, 0.12);
      font-size: 13px;
      font-weight: 600;
      color: #3f0808;
    }

    .pricing-table-wrap {
      margin-top: clamp(24px, 3vw, 32px);
      border: 1px solid rgba(26, 23, 20, 0.08);
      border-radius: 20px;
      overflow: hidden;
      box-shadow: 0 8px 28px rgba(26, 23, 20, 0.04);
      background: #fff;
    }

    .pricing-table-scroll {
      overflow-x: auto;
      -webkit-overflow-scrolling: touch;
    }

    .pricing-table {
      width: 100%;
      min-width: 720px;
      border-collapse: collapse;
      font-size: 14px;
      line-height: 1.5;
    }

    .pricing-table thead th {
      padding: 15px 16px;
      text-align: center;
      font-size: 15px;
      font-weight: 650;
      color: #fff;
      background: #000;
      border-bottom: 0;
    }

    .pricing-table thead th:first-child {
      text-align: left;
      width: 38%;
    }

    .pricing-table tbody td {
      padding: 13px 14px;
      border-top: 1px solid rgba(26, 23, 20, 0.06);
      border-right: 1px solid rgba(26, 23, 20, 0.05);
      vertical-align: middle;
    }

    .pricing-table tbody td:first-child {
      width: 38%;
      color: var(--ink);
      font-weight: 500;
      background: rgba(244, 243, 239, 0.35);
    }

    .pricing-table tbody td:not(:first-child) {
      text-align: center;
      color: rgba(26, 23, 20, 0.72);
    }

    .pricing-table tbody td:last-child {
      border-right: 0;
    }

    .pricing-table tbody td[colspan="2"] {
      text-align: left;
      color: rgba(26, 23, 20, 0.62);
      font-size: 13px;
      line-height: 1.58;
      background: #fff;
    }

    .pricing-table tbody tr:hover td[colspan="2"] {
      background: rgba(244, 243, 239, 0.45);
    }

    .pricing-table tbody tr:hover td:not(:first-child) {
      background: rgba(244, 243, 239, 0.45);
    }

    .pricing-group td {
      padding: 10px 14px !important;
      font-size: 12px;
      font-weight: 700;
      letter-spacing: 0.06em;
      text-transform: none;
      color: rgba(26, 23, 20, 0.48) !important;
      background: #f4f3ef !important;
      border-top: 1px solid rgba(26, 23, 20, 0.08) !important;
    }

    .pricing-yes,
    .pricing-no {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 4px;
      font-weight: 600;
    }

    .pricing-yes { color: #059669; }
    .pricing-no { color: rgba(26, 23, 20, 0.32); }

    .pricing-val-strong {
      font-weight: 650;
      color: var(--ink);
    }

    .pricing-val-free {
      font-weight: 700;
      font-size: 16px;
      color: #059669;
    }

    .pricing-val-vip {
      font-weight: 700;
      font-size: 16px;
      color: #3f0808;
    }

    .pricing-val-sub {
      display: block;
      margin-top: 2px;
      font-size: 12px;
      font-weight: 400;
      color: rgba(26, 23, 20, 0.42);
    }

    .pricing-val-extra {
      display: block;
      margin-top: 4px;
      font-size: 12px;
      font-weight: 600;
      color: #3f0808;
    }

    .pricing-footnote {
      margin-top: 16px;
      font-size: 13px;
      line-height: 1.65;
      color: rgba(26, 23, 20, 0.48);
    }

    .pricing-footnote p + p {
      margin-top: 6px;
    }

    @media (max-width: 640px) {
      .pricing-table { font-size: 13px; }
      .pricing-table thead th,
      .pricing-table tbody td { padding: 11px 10px; }
    }

    /* —— 为什么选择微信卡券营销 —— */
    .wechat-why {
      background: #f4f3ef;
      padding: clamp(24px, 3vw, 40px) clamp(16px, 4vw, 48px) clamp(72px, 9vw, 104px);
    }

    .wechat-why-inner {
      max-width: var(--max);
      margin: 0 auto;
    }

    .wechat-why-head {
      text-align: center;
      max-width: 760px;
      margin: 0 auto clamp(32px, 4vw, 44px);
    }

    .wechat-why-head h2 {
      font-size: clamp(32px, 4.8vw, 48px);
      font-weight: 700;
      line-height: 1.28;
      letter-spacing: -0.015em;
      color: #3f0808;
    }

    .wechat-why-lead {
      margin-top: clamp(14px, 2vw, 18px);
      font-size: clamp(15px, 1.55vw, 18px);
      line-height: 1.75;
      color: rgba(26, 23, 20, 0.72);
    }

    .wechat-why-grid {
      display: grid;
      grid-template-columns: repeat(4, minmax(0, 1fr));
      gap: clamp(14px, 2vw, 20px);
    }

    .wechat-why-card {
      display: flex;
      flex-direction: column;
      gap: 10px;
      min-height: 100%;
      padding: clamp(22px, 2.5vw, 28px) clamp(18px, 2vw, 24px);
      border-radius: 20px;
      background: #fff;
      border: 1px solid rgba(26, 23, 20, 0.08);
      box-shadow: 0 8px 28px rgba(26, 23, 20, 0.04);
    }

    .wechat-why-num {
      font-size: clamp(28px, 3.2vw, 36px);
      font-weight: 700;
      line-height: 1.15;
      letter-spacing: -0.02em;
      color: #3f0808;
    }

    .wechat-why-card h3 {
      font-size: clamp(15px, 1.45vw, 17px);
      font-weight: 650;
      line-height: 1.45;
      color: var(--ink);
    }

    .wechat-why-note {
      margin-top: auto;
      padding-top: 10px;
      font-size: 13px;
      line-height: 1.6;
      color: rgba(26, 23, 20, 0.48);
    }

    @media (max-width: 960px) {
      .wechat-why-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
      }
    }

    @media (max-width: 560px) {
      .wechat-why-grid {
        grid-template-columns: 1fr;
      }
    }

    /* —— 页脚 —— */
    .site-footer {
      background: #000;
      color: rgba(255, 255, 255, 0.62);
      padding: clamp(48px, 6vw, 72px) clamp(16px, 4vw, 48px) clamp(28px, 4vw, 36px);
    }

    .site-footer-inner {
      max-width: var(--max);
      margin: 0 auto;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr) minmax(220px, 260px);
      gap: clamp(28px, 4vw, 48px);
      align-items: start;
    }

    .footer-brand {
      display: flex;
      flex-direction: column;
      gap: 14px;
    }

    .footer-brand-lockup {
      display: inline-flex;
      align-items: center;
      gap: 10px;
    }

    .footer-brand-lockup img {
      width: 36px;
      height: 36px;
      max-width: none;
      object-fit: contain;
      border-radius: 9px;
    }

    .footer-brand-name {
      font-size: 18px;
      font-weight: 650;
      color: #fff;
      letter-spacing: 0.01em;
    }

    .footer-brand-tag {
      font-size: 12px;
      color: rgba(255, 255, 255, 0.42);
      margin-top: 2px;
    }

    .footer-brand-desc {
      max-width: 36em;
      font-size: 14px;
      line-height: 1.72;
      color: rgba(255, 255, 255, 0.52);
    }

    .footer-links {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: clamp(20px, 3vw, 32px);
    }

    .footer-col h3 {
      font-size: 14px;
      font-weight: 650;
      color: #fff;
      margin-bottom: 12px;
    }

    .footer-col a {
      display: block;
      padding: 5px 0;
      font-size: 14px;
      color: rgba(255, 255, 255, 0.52);
      transition: color 0.2s ease;
    }

    .footer-col a:hover { color: rgba(255, 255, 255, 0.88); }

    .footer-col span.nav-soon {
      display: block;
      padding: 5px 0;
      font-size: 14px;
      color: rgba(255, 255, 255, 0.28);
      cursor: default;
    }

    .footer-qr {
      display: flex;
      flex-direction: column;
      align-items: center;
      text-align: center;
      padding: 18px 16px 16px;
      border-radius: 18px;
      background: rgba(255, 255, 255, 0.04);
      border: 1px solid rgba(255, 255, 255, 0.08);
    }

    .footer-qr img {
      width: 148px;
      height: 148px;
      border-radius: 12px;
      background: #fff;
      padding: 8px;
    }

    .footer-qr-title {
      margin-top: 14px;
      font-size: 15px;
      font-weight: 650;
      color: #fff;
    }

    .footer-qr-hint {
      margin-top: 6px;
      font-size: 12px;
      line-height: 1.55;
      color: rgba(255, 255, 255, 0.48);
    }

    .footer-bottom {
      margin-top: clamp(32px, 4vw, 44px);
      padding-top: 24px;
      border-top: 1px solid rgba(255, 255, 255, 0.1);
      text-align: center;
    }

    .footer-bottom-lead {
      font-size: 13px;
      line-height: 1.65;
      color: rgba(255, 255, 255, 0.42);
    }

    .footer-legal {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      align-items: center;
      gap: 8px 14px;
      margin-top: 14px;
      font-size: 12px;
      color: rgba(255, 255, 255, 0.34);
    }

    .footer-legal a {
      color: rgba(255, 255, 255, 0.34);
      transition: color 0.2s ease;
    }

    .footer-legal a:hover { color: rgba(255, 255, 255, 0.62); }

    .footer-legal .sep { color: rgba(255, 255, 255, 0.16); }

    @media (max-width: 900px) {
      .footer-grid {
        grid-template-columns: 1fr 1fr;
      }
      .footer-qr {
        grid-column: 1 / -1;
        max-width: 280px;
        margin: 0 auto;
      }
    }

    @media (max-width: 560px) {
      .footer-grid { grid-template-columns: 1fr; }
      .footer-links { grid-template-columns: 1fr 1fr; }
      .footer-qr { max-width: none; width: 100%; }
    }

    /* —— 关于我们（老官网联系我们栏目） —— */
    .contact-hub {
      padding: clamp(56px, 7vw, 88px) clamp(16px, 4vw, 48px) clamp(72px, 9vw, 96px);
    }

    .contact-hub-inner { max-width: var(--max); margin: 0 auto; }

    .contact-head {
      text-align: center;
      max-width: 720px;
      margin: 0 auto clamp(36px, 5vw, 48px);
    }

    .contact-head h1 {
      font-size: clamp(32px, 4.8vw, 48px);
      font-weight: 700;
      line-height: 1.28;
      letter-spacing: -0.015em;
      color: #3f0808;
    }

    .contact-head .lead {
      margin-top: clamp(18px, 2.6vw, 24px);
      font-size: clamp(15px, 1.55vw, 18px);
      font-weight: 400;
      line-height: 1.75;
      color: #3f0808;
    }

    .contact-panel {
      background: #fff;
      border-radius: 28px;
      border: 1px solid rgba(26, 23, 20, 0.06);
      box-shadow: 0 12px 40px rgba(26, 23, 20, 0.05);
      padding: clamp(24px, 3.5vw, 40px);
    }

    .contact-grid {
      display: grid;
      grid-template-columns: minmax(0, 1fr) minmax(0, 280px);
      gap: clamp(28px, 4vw, 48px);
      align-items: start;
    }

    .contact-list {
      display: grid;
      gap: clamp(18px, 2.5vw, 24px);
    }

    .contact-list > div {
      padding-bottom: clamp(18px, 2.5vw, 24px);
      border-bottom: 1px solid rgba(26, 23, 20, 0.08);
    }

    .contact-list > div:last-child {
      padding-bottom: 0;
      border-bottom: 0;
    }

    .contact-list dt {
      font-size: 13px;
      font-weight: 650;
      letter-spacing: 0.02em;
      color: var(--dim);
      margin-bottom: 6px;
    }

    .contact-list dd {
      font-size: 16px;
      line-height: 1.65;
      color: var(--ink);
      margin: 0;
    }

    .contact-list dd.muted {
      font-size: 14px;
      color: var(--muted);
      margin-top: 4px;
    }

    .contact-list a {
      color: #3f0808;
      font-weight: 600;
      text-decoration: underline;
      text-underline-offset: 2px;
    }

    .contact-list a:hover { color: #6b1515; }

    .contact-qr {
      text-align: center;
      padding: clamp(20px, 2.5vw, 28px);
      background: #fafaf8;
      border: 1px solid rgba(26, 23, 20, 0.08);
      border-radius: 20px;
    }

    .contact-qr img {
      width: min(212px, 100%);
      height: auto;
      margin: 0 auto 14px;
      border-radius: 12px;
      display: block;
    }

    .contact-qr-title {
      font-size: 15px;
      font-weight: 650;
      color: var(--ink);
      margin-bottom: 6px;
    }

    .contact-qr-hint {
      font-size: 13px;
      line-height: 1.6;
      color: var(--muted);
    }

    .contact-note {
      margin-top: clamp(24px, 3vw, 32px);
      padding: clamp(18px, 2.5vw, 24px);
      background: #fafaf8;
      border-radius: 16px;
      font-size: 14px;
      line-height: 1.75;
      color: var(--muted);
    }

    .contact-note strong { color: var(--ink); font-weight: 650; }

    .contact-links-row {
      display: flex;
      flex-wrap: wrap;
      gap: 8px 16px;
    }

    .contact-links-row a {
      color: #3f0808;
      font-weight: 600;
      text-decoration: none;
    }

    .contact-links-row a:hover { text-decoration: underline; }

    @media (max-width: 720px) {
      .contact-grid { grid-template-columns: 1fr; }
      .contact-qr { order: -1; }
    }