/* 1. 全局重置与重置点击高亮 */
    * {
      margin: 0;
      padding: 0;
      box-sizing: border-box;
      -webkit-tap-highlight-color: transparent;
      user-select: none;
    }

    /* 2. 页面容器限制：防滚动与全屏充盈 */
    html, body {
      width: 100%;
      height: 100%;
      overflow: hidden;
      font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Helvetica Neue", STHeiti, Microsoft Yahei, sans-serif;
      background: #06020a;
      display: flex;
      justify-content: center;
      align-items: center;
    }

    /* 主手机视图容器 */
    .mobile-wrapper {
      width: 100%;
      max-width: 420px;
      height: 100vh;
      height: 100dvh;
      position: relative;
      overflow: hidden;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      padding: 2vh 16px 2.5vh 16px;
      /* 奢华诱惑极光背景 */
      background: radial-gradient(circle at 50% 15%, #3d0c32 0%, #1a0522 50%, #06020a 100%);
      box-shadow: 0 0 80px rgba(255, 0, 110, 0.25);
    }

    /* 动态流光背景球 */
    .glow-orb {
      position: absolute;
      border-radius: 50%;
      filter: blur(50px);
      opacity: 0.65;
      pointer-events: none;
      animation: floatGlow 6s ease-in-out infinite alternate;
    }
    .orb-top { width: 220px; height: 220px; background: #ff0055; top: -60px; left: -40px; }
    .orb-bottom { width: 240px; height: 240px; background: #8a00ff; bottom: -50px; right: -40px; animation-delay: -3s; }

    @keyframes floatGlow {
      0% { transform: scale(1) translate(0, 0); opacity: 0.5; }
      100% { transform: scale(1.2) translate(15px, 20px); opacity: 0.8; }
    }

    /* ================= 顶部 Header ================= */
    .header {
      position: relative;
      z-index: 10;
      display: flex;
      align-items: center;
      justify-content: space-between;
      background: rgba(255, 255, 255, 0.05);
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      padding: 8px 12px;
      border-radius: 16px;
      border: 1px solid rgba(255, 255, 255, 0.12);
    }

    .brand-info {
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .brand-icon {
      width: 32px;
      height: 32px;
      background: linear-gradient(135deg, #ff007f, #ff5e00);
      border-radius: 8px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 900;
      font-size: 16px;
      color: #fff;
      box-shadow: 0 0 12px rgba(255, 0, 127, 0.6);
    }

    .brand-text h1 {
      font-size: 14px;
      font-weight: 800;
      color: #fff;
      letter-spacing: 0.5px;
    }

    .live-status {
      display: flex;
      align-items: center;
      gap: 4px;
      font-size: 10px;
      color: #ff3388;
    }

    .dot-online {
      width: 6px;
      height: 6px;
      background-color: #00ff88;
      border-radius: 50%;
      box-shadow: 0 0 8px #00ff88;
      animation: pulse 1.2s infinite;
    }

    /* 顶部小下载按钮 */
    .btn-top-cta {
      padding: 6px 14px;
      background: linear-gradient(90deg, #ff007f, #ff3300);
      border-radius: 20px;
      color: #fff;
      font-size: 12px;
      font-weight: 800;
      text-decoration: none;
      box-shadow: 0 0 10px rgba(255, 0, 127, 0.5);
      border: 1px solid rgba(255, 255, 255, 0.3);
      animation: pulse 1.8s infinite;
    }

    /* ================= 核心诱惑标语 ================= */
    .hero-title-box {
      position: relative;
      z-index: 10;
      text-align: center;
      margin-top: 1vh;
    }

    .tag-highlight {
      display: inline-block;
      padding: 3px 10px;
      background: rgba(255, 0, 127, 0.15);
      border: 1px solid rgba(255, 0, 127, 0.4);
      border-radius: 12px;
      font-size: 11px;
      color: #ff66b2;
      font-weight: 700;
      margin-bottom: 4px;
      letter-spacing: 1px;
    }

    .main-title {
      font-size: 22px;
      font-weight: 900;
      background: linear-gradient(180deg, #ffffff 30%, #ffd1eb 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      text-shadow: 0 0 20px rgba(255, 0, 127, 0.4);
      line-height: 1.25;
    }

    .sub-title {
      font-size: 12px;
      color: rgba(255, 255, 255, 0.75);
      margin-top: 4px;
    }

    .sub-title span {
      color: #ff0055;
      font-weight: 800;
    }

    /* ================= 3D 悬浮多变图片模块 ================= */
    .showcase-3d-container {
      position: relative;
      z-index: 5;
      width: 100%;
      height: 38vh;
      perspective: 1000px;
      display: flex;
      justify-content: center;
      align-items: center;
      margin: 1vh 0;
    }

    /* 3D 旋转场景 */
    .card-scene {
      position: relative;
      width: 100%;
      height: 100%;
      transform-style: preserve-3d;
      animation: autoTilt 8s ease-in-out infinite alternate;
    }

    @keyframes autoTilt {
      0% { transform: rotateY(-8deg) rotateX(4deg); }
      100% { transform: rotateY(8deg) rotateX(-4deg); }
    }

    /* 不规则 3D 倾斜图片卡片 */
    .card-item {
      position: absolute;
      border-radius: 18px;
      overflow: hidden;
      box-shadow: 0 15px 35px rgba(0, 0, 0, 0.6), 0 0 20px rgba(255, 0, 127, 0.3);
      border: 1px solid rgba(255, 255, 255, 0.25);
      transition: all 0.5s cubic-bezier(0.2, 0.8, 0.2, 1);
      background: #11051a;
    }

    .card-item img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      display: block;
    }

    /* 第一张图片：主侧突出卡片 */
    .card-left {
      width: 58%;
      height: 88%;
      left: 4%;
      top: 6%;
      transform: translateZ(30px) rotate(-6deg);
      clip-path: polygon(0 0, 100% 3%, 95% 100%, 0 97%);
    }

    /* 第二张图片：右侧叠放透视卡片 */
    .card-right {
      width: 58%;
      height: 88%;
      right: 4%;
      top: 6%;
      transform: translateZ(-20px) rotate(8deg);
      clip-path: polygon(5% 0, 100% 3%, 100% 97%, 0 100%);
      filter: brightness(0.85);
    }

    /* 悬浮诱惑角标 */
    .badge-overlay {
      position: absolute;
      bottom: 8px;
      left: 8px;
      right: 8px;
      padding: 6px 8px;
      background: rgba(0, 0, 0, 0.65);
      backdrop-filter: blur(8px);
      -webkit-backdrop-filter: blur(8px);
      border-radius: 10px;
      border: 1px solid rgba(255, 0, 127, 0.3);
      color: #fff;
      font-size: 10px;
      font-weight: 700;
      display: flex;
      justify-content: space-between;
      align-items: center;
    }

    .badge-tag {
      background: linear-gradient(90deg, #ff0055, #ff5e00);
      padding: 2px 6px;
      border-radius: 4px;
      font-size: 9px;
    }

    /* 中心诱惑浮标 */
    .center-lock-tag {
      position: absolute;
      z-index: 20;
      top: 50%;
      left: 50%;
      transform: translate(-50%, -50%) translateZ(60px);
      background: linear-gradient(135deg, rgba(255,0,127,0.9), rgba(123,44,191,0.9));
      border: 1px solid rgba(255, 255, 255, 0.6);
      padding: 8px 16px;
      border-radius: 25px;
      box-shadow: 0 10px 25px rgba(255, 0, 85, 0.7);
      display: flex;
      align-items: center;
      gap: 6px;
      color: #fff;
      font-size: 12px;
      font-weight: 900;
      letter-spacing: 1px;
      white-space: nowrap;
      animation: floatBadge 2s ease-in-out infinite;
    }

    @keyframes floatBadge {
      0%, 100% { transform: translate(-50%, -50%) translateZ(60px) translateY(0); }
      50% { transform: translate(-50%, -50%) translateZ(60px) translateY(-6px); }
    }

    /* ================= 特权卖点标签组 ================= */
    .feature-grid {
      position: relative;
      z-index: 10;
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 8px;
      margin: 1vh 0;
    }

    .feature-item {
      background: rgba(255, 255, 255, 0.04);
      border: 1px solid rgba(255, 255, 255, 0.08);
      border-radius: 12px;
      padding: 8px 10px;
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .feature-icon {
      font-size: 16px;
    }

    .feature-text strong {
      display: block;
      color: #fff;
      font-size: 11px;
      font-weight: 800;
    }

    .feature-text span {
      display: block;
      color: rgba(255, 255, 255, 0.5);
      font-size: 9px;
    }

    /* ================= 倒计时与刺激文案 ================= */
    .urgency-box {
      position: relative;
      z-index: 10;
      text-align: center;
      background: rgba(255, 0, 85, 0.1);
      border: 1px dashed rgba(255, 0, 85, 0.4);
      border-radius: 10px;
      padding: 6px;
      font-size: 11px;
      color: #ff80bf;
    }

    .timer-count {
      color: #ffea00;
      font-weight: 900;
      font-size: 13px;
      padding: 0 3px;
    }

    /* ================= 底部主行动召唤按钮 (CTA Panel) ================= */
    .cta-container {
      position: relative;
      z-index: 10;
      width: 100%;
      margin-top: auto;
      padding-top: 1vh;
    }

    .btn-main-cta {
      width: 100%;
      height: 56px;
      /* 横向渐变色 (90deg) */
      background: linear-gradient(90deg, #ff0055 0%, #ff00aa 50%, #ff5e00 100%);
      background-size: 200% 100%;
      animation: gradientShift 2.5s ease infinite;
      border: none;
      border-radius: 28px;
      color: #ffffff;
      /* 字体极粗 (900)、字号大 (23px)、字间距 (5px) */
      font-weight: 900;
      font-size: 23px;
      letter-spacing: 5px;
      text-align: center;
      display: flex;
      align-items: center;
      justify-content: center;
      text-decoration: none;
      /* 明显长阴影与浮动感 */
      box-shadow: 0 12px 30px rgba(255, 0, 85, 0.65), 0 2px 10px rgba(255, 255, 255, 0.4) inset;
      cursor: pointer;
      position: relative;
      overflow: hidden;
    }

    /* 按钮内部扫光光效 */
    .btn-main-cta::after {
      content: '';
      position: absolute;
      top: -50%;
      left: -50%;
      width: 200%;
      height: 200%;
      background: linear-gradient(60deg, transparent, rgba(255, 255, 255, 0.4), transparent);
      transform: rotate(30deg);
      animation: shine 2s infinite;
    }

    @keyframes gradientShift {
      0% { background-position: 0% 50%; }
      50% { background-position: 100% 50%; }
      100% { background-position: 0% 50%; }
    }

    @keyframes shine {
      0% { transform: translateX(-100%) rotate(30deg); }
      100% { transform: translateX(100%) rotate(30deg); }
    }

    @keyframes pulse {
      0%, 100% { transform: scale(1); }
      50% { transform: scale(1.03); }
    }

    .guarantee-tips {
      text-align: center;
      font-size: 10px;
      color: rgba(255, 255, 255, 0.45);
      margin-top: 6px;
      display: flex;
      justify-content: center;
      gap: 12px;
    }

    .guarantee-tips span {
      display: flex;
      align-items: center;
      gap: 2px;
    }