*{margin:0;padding:0;box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;background:#f5f7fa;color:#333;line-height:1.6}#app{min-height:100vh}.loading-container{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:100vh;gap:16px}.loading-spinner{width:48px;height:48px;border:4px solid #e5e7eb;border-top-color:#3b82f6;border-radius:50%;animation:spin .8s linear infinite}@keyframes 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12px #667eea4d}.icon-image{width:80px;height:80px;border-radius:16px;object-fit:cover;box-shadow:0 4px 12px #667eea4d}.app-info{flex:1;min-width:0}.app-name{font-size:28px;font-weight:600;color:#1f2937;margin-bottom:8px;word-break:break-word}.app-meta{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.platform-badge{display:inline-block;padding:4px 12px;border-radius:6px;font-size:13px;font-weight:500;background:#e5e7eb;color:#6b7280}.platform-badge.ios{background:#dbeafe;color:#1e40af}.platform-badge.android{background:#d1fae5;color:#065f46}.app-id{font-size:13px;color:#6b7280;font-family:Monaco,Menlo,monospace}.version-info{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;margin-bottom:24px;padding:20px;background:#f9fafb;border-radius:8px}.info-row{display:flex;flex-direction:column;gap:4px}.info-row .label{font-size:13px;color:#6b7280;font-weight:500}.info-row .value{font-size:15px;color:#1f2937;font-weight:500}.install-section{margin-bottom:24px}.install-btn{width:100%;padding:16px 24px;background:linear-gradient(135deg,#3b82f6,#2563eb);color:#fff;border:none;border-radius:10px;font-size:18px;font-weight:600;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:8px;transition:all .3s ease;box-shadow:0 4px 12px #3b82f64d;text-decoration:none}.install-btn:hover{transform:translateY(-2px);box-shadow:0 6px 16px #3b82f666}.install-btn:active{transform:translateY(0)}.install-btn.bind-btn{background:linear-gradient(135deg,#f59e0b,#d97706);box-shadow:0 4px 12px #f59e0b4d}.install-btn.bind-btn:hover{box-shadow:0 6px 16px #f59e0b66}.btn-icon{font-size:24px}.btn-text{font-size:18px}.qr-section{margin-top:24px;text-align:center}.qr-tip{font-size:14px;color:#6b7280;margin-bottom:12px}.qr-canvas{border-radius:8px;box-shadow:0 2px 8px #0000001a;background:#fff}.changelog-section{padding-top:24px;border-top:1px solid #e5e7eb}.section-title{font-size:18px;font-weight:600;color:#1f2937;margin-bottom:12px}.changelog-content{font-size:15px;color:#4b5563;line-height:1.8;white-space:pre-wrap;background:#f9fafb;padding:16px;border-radius:8px;border-left:3px solid #3b82f6}.history-section{background:#fff;border-radius:12px;box-shadow:0 2px 8px #00000014;padding:32px}.history-title{font-size:20px;font-weight:600;color:#1f2937;margin-bottom:20px}.version-list{display:flex;flex-direction:column;gap:16px}.version-item{padding:20px;background:#f9fafb;border-radius:8px;border:1px solid #e5e7eb;transition:all .2s ease}.version-item:hover{border-color:#3b82f6;box-shadow:0 2px 8px #3b82f61a}.version-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px;flex-wrap:wrap;gap:8px}.version-number{display:flex;align-items:baseline;gap:6px}.version-text{font-size:16px;font-weight:600;color:#1f2937}.build-text{font-size:14px;color:#6b7280}.version-time{font-size:13px;color:#9ca3af}.version-meta{display:flex;gap:8px;margin-bottom:8px;flex-wrap:wrap}.meta-tag{display:inline-block;padding:2px 8px;background:#e5e7eb;color:#6b7280;font-size:12px;border-radius:4px}.version-changelog{font-size:14px;color:#4b5563;line-height:1.6;margin-bottom:12px;padding:12px;background:#fff;border-radius:6px}.version-actions{display:flex;gap:8px}.action-btn{padding:8px 20px;background:#3b82f6;color:#fff;border:none;border-radius:6px;font-size:14px;font-weight:500;cursor:pointer;transition:all .2s ease}.action-btn:hover{background:#2563eb;transform:translateY(-1px)}.action-btn:active{transform:translateY(0)}@media (max-width: 640px){.app-page{padding:12px}.app-card,.history-section{padding:20px;border-radius:8px}.app-header{flex-direction:column;align-items:center;text-align:center}.app-name{font-size:24px}.version-info{grid-template-columns:1fr}.install-btn{font-size:16px;padding:14px 20px}.btn-icon{font-size:20px}.btn-text{font-size:16px}.version-header{flex-direction:column;align-items:flex-start}}