.chat-page { display: flex; flex-direction: column; height: 100vh; background: #f5f0ff; }
.chat-nav { display: flex; align-items: center; padding: 16rpx 28rpx; background: rgba(255,255,255,0.90); border-bottom: 1rpx solid rgba(43,37,61,0.08); }
.nav-back { font-size: 60rpx; color: #272235; font-weight: 300; padding: 0 10rpx; line-height: 1; }
.nav-title { flex: 1; font-size: 32rpx; font-weight: 900; color: #272235; text-align: center; }
.nav-more { font-size: 36rpx; color: #9b8fa8; padding: 0 10rpx; }
.msg-scroll { flex: 1; padding: 20rpx 28rpx; }
.msg-row { display: flex; margin-bottom: 20rpx; }
.msg-right { justify-content: flex-end; }
.msg-left { justify-content: flex-start; }
.msg-bubble { max-width: 75%; padding: 18rpx 24rpx; border-radius: 28rpx; font-size: 28rpx; line-height: 1.5; }
.bubble-me { background: linear-gradient(135deg, #ff4f91, #ff9f1c); color: #fff; border-bottom-right-radius: 8rpx; }
.bubble-peer { background: rgba(255,255,255,0.90); color: #272235; border-bottom-left-radius: 8rpx; box-shadow: 0 6rpx 14rpx rgba(78,56,96,0.09); }
.input-bar { display: flex; align-items: center; gap: 14rpx; padding: 16rpx 28rpx; padding-bottom: calc(16rpx + env(safe-area-inset-bottom)); background: rgba(255,255,255,0.92); border-top: 1rpx solid rgba(43,37,61,0.08); }
.msg-input { flex: 1; height: 80rpx; background: rgba(255,255,255,0.80); border: 1rpx solid rgba(43,37,61,0.10); border-radius: 999rpx; padding: 0 24rpx; font-size: 28rpx; color: #272235; }
.send-btn { background: linear-gradient(135deg, #ff4f91, #ff9f1c); color: #fff; border-radius: 999rpx; padding: 18rpx 30rpx; font-size: 28rpx; font-weight: 800; flex-shrink: 0; }
.send-disabled { background: #e8e4f0; color: #9b8fa8; }