:root {
        --page-max: 420px;
        --accent: #ff3c8e;
        --accent-2: #ff7b37;
        --panel: rgba(19, 10, 20, 0.9);
        --panel-soft: rgba(37, 19, 38, 0.92);
        --text: #fff4fb;
        --muted: rgba(255, 230, 244, 0.68);
        --shadow: 0 14px 34px rgba(0, 0, 0, 0.42);
        --radius: 18px;
      }

      * {
        box-sizing: border-box;
      }

      html,
      body {
        margin: 0;
        min-height: 100%;
        font-family: "Microsoft YaHei", "PingFang SC", sans-serif;
        color: var(--text);
        background: #080407;
      }

      body {
        background-image:
          linear-gradient(180deg, rgba(5, 2, 7, 0.62), rgba(5, 2, 7, 0.9)),
          url("/img/bg1.webp");
        background-size: cover;
        background-position: center top;
        background-attachment: fixed;
      }

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

      .page {
        width: min(100%, var(--page-max));
        margin: 0 auto;
        padding: 14px 10px 168px;
        position: relative;
      }

      .top-float {
        position: sticky;
        top: 8px;
        z-index: 20;
        margin-bottom: 14px;
      }

      .top-banner {
        position: relative;
        display: block;
        filter: drop-shadow(0 8px 18px rgba(0, 0, 0, 0.42));
      }

      .top-banner img:first-child {
        width: 100%;
        display: block;
        border-radius: 16px;
      }

      .top-banner .download-pill {
        position: absolute;
        right: 10px;
        top: 50%;
        width: 118px;
        transform: translateY(-50%);
      }

      .top-banner .download-pill img {
        width: 100%;
        display: block;
      }

      .tabs {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 10px;
        padding: 6px;
        border-radius: 16px;
        background: rgba(28, 18, 30, 0.88);
        box-shadow: var(--shadow);
        backdrop-filter: blur(8px);
      }

      .tab {
        border: 0;
        border-radius: 12px;
        background: transparent;
        color: var(--text);
        font-size: 15px;
        font-weight: 700;
        padding: 12px 0;
      }

      .tab.active {
        background: linear-gradient(135deg, var(--accent), #ff577f);
      }

      .ticker {
        margin: 14px 0 10px;
        padding: 10px 14px;
        border-radius: 14px;
        background: linear-gradient(135deg, rgba(255, 60, 142, 0.24), rgba(255, 123, 55, 0.14));
        border: 1px solid rgba(255, 255, 255, 0.08);
        box-shadow: var(--shadow);
        overflow: hidden;
        white-space: nowrap;
      }

      .ticker-track {
        display: inline-block;
        min-width: 100%;
        animation: ticker 15s linear infinite;
        color: #fff7fb;
        font-size: 15px;
        font-weight: 600;
      }

      .section-title {
        margin: 12px 4px 10px;
        display: flex;
        align-items: center;
        justify-content: space-between;
      }

      .section-title strong {
        font-size: 19px;
        letter-spacing: 0.02em;
      }

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

      .slider {
        position: relative;
        overflow: hidden;
        border-radius: 20px;
        background: rgba(12, 8, 14, 0.84);
        box-shadow: var(--shadow);
      }

      .slides {
        display: flex;
        transition: transform 0.35s ease;
        touch-action: pan-y;
      }

      .slide {
        min-width: 100%;
        padding: 0;
      }

      .slide img {
        display: block;
        width: 100%;
        height: auto;
      }

      .slider-caption {
        position: absolute;
        left: 12px;
        right: 12px;
        bottom: 12px;
        display: flex;
        align-items: end;
        justify-content: space-between;
        gap: 10px;
      }

      .slider-copy {
        max-width: 72%;
        padding: 10px 12px;
        border-radius: 14px;
        background: rgba(0, 0, 0, 0.55);
        backdrop-filter: blur(10px);
      }

      .slider-copy strong {
        display: block;
        font-size: 16px;
        line-height: 1.2;
      }

      .slider-copy small {
        display: block;
        margin-top: 4px;
        color: var(--muted);
        font-size: 12px;
      }

      .dots {
        display: flex;
        gap: 6px;
        padding: 8px 10px;
        border-radius: 999px;
        background: rgba(0, 0, 0, 0.48);
      }

      .dot {
        width: 8px;
        height: 8px;
        border-radius: 999px;
        background: rgba(255, 255, 255, 0.36);
      }

      .dot.active {
        width: 22px;
        background: linear-gradient(90deg, var(--accent), var(--accent-2));
      }

      .feed {
        margin-top: 14px;
        display: grid;
        gap: 12px;
      }

      .card {
        border-radius: 18px;
        overflow: hidden;
        background: var(--panel);
        box-shadow: var(--shadow);
      }

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

      .card-copy {
        padding: 12px 14px 14px;
      }

      .card-copy strong {
        display: block;
        font-size: 17px;
        line-height: 1.32;
      }

      .card-copy p {
        margin: 6px 0 0;
        color: var(--muted);
        font-size: 13px;
        line-height: 1.45;
      }

      .bottom-float {
        position: fixed;
        left: 50%;
        bottom: max(10px, env(safe-area-inset-bottom));
        z-index: 30;
        width: min(calc(100% - 20px), var(--page-max));
        transform: translateX(-50%);
      }

      .bottom-shell {
        position: relative;
        display: block;
      }

      .bottom-shell > img:first-child {
        display: block;
        width: 100%;
        border-radius: 22px;
        box-shadow: 0 18px 40px rgba(0, 0, 0, 0.54);
      }

      .bottom-actions {
        position: absolute;
        right: 10px;
        top: 50%;
        display: flex;
        gap: 8px;
        transform: translateY(-50%);
      }

      .bottom-actions img {
        width: 118px;
        height: auto;
        display: block;
      }

      .sdk-status {
        position: fixed;
        left: 50%;
        top: 8px;
        z-index: 60;
        transform: translateX(-50%);
        max-width: calc(100% - 24px);
        padding: 8px 12px;
        border-radius: 999px;
        background: rgba(0, 0, 0, 0.72);
        color: #fff;
        font-size: 12px;
        line-height: 1.3;
        text-align: center;
        box-shadow: 0 8px 20px rgba(0, 0, 0, 0.28);
      }

      @keyframes ticker {
        from {
          transform: translateX(100%);
        }
        to {
          transform: translateX(-100%);
        }
      }

      @media (min-width: 421px) {
        .page {
          padding-left: 0;
          padding-right: 0;
        }
      }