/* custom-tab-bar — 三端固定,全宽 Tab 胶囊 */ .custom-tab-bar { position: fixed; bottom: 0; left: 0; right: 0; z-index: 9999; display: flex; justify-content: center; align-items: flex-end; padding-bottom: env(safe-area-inset-bottom); background: transparent; } .bar-row { display: flex; align-items: center; margin-bottom: 15rpx; padding: 0 24rpx; width: 100%; box-sizing: border-box; } .tab-capsule { flex: 1; display: flex; align-items: center; justify-content: space-around; height: 100rpx; background: #000000; border-radius: 50rpx; border: 1px solid rgba(255, 255, 255, 0.15); box-shadow: 0 4rpx 16rpx rgba(0, 0, 0, 0.8); padding: 0 20rpx; position: relative; } .tab-capsule::before { content: ''; position: absolute; top: 0; left: -100%; width: 60%; height: 100%; background: linear-gradient( 90deg, transparent 0%, rgba(255, 255, 255, 0.25) 20%, rgba(255, 255, 255, 0.35) 50%, rgba(255, 255, 255, 0.25) 80%, transparent 100% ); animation: shine 3s infinite; z-index: 1; } @keyframes shine { 0% { left: -100%; } 25% { left: 150%; } 100% { left: 150%; } } .tab-item { position: relative; z-index: 2; display: flex; flex-direction: column; align-items: center; justify-content: center; min-width: 70rpx; } .tab-icon { width: 44rpx; height: 44rpx; margin-bottom: 4rpx; filter: brightness(0) invert(1); opacity: 0.9; } .tab-text { font-size: 20rpx; color: #aaa; z-index: 2; } .active .tab-icon { opacity: 1; filter: brightness(0) invert(1) drop-shadow(0 0 8rpx #00aaff); } .active .tab-text { color: #00aaff; font-weight: 500; } .badge-container { position: absolute; top: -10rpx; right: -15rpx; z-index: 100; pointer-events: none; } .tab-badge { min-width: 36rpx; height: 36rpx; line-height: 36rpx; padding: 0 10rpx; background: #ff3b30; color: #fff; font-size: 22rpx; font-weight: bold; border-radius: 36rpx; text-align: center; box-shadow: 0 2rpx 8rpx rgba(0, 0, 0, 0.3); border: 1rpx solid rgba(255, 255, 255, 0.4); } page { padding-bottom: 100rpx; }