.page {
    min-height: 100vh;
    background: linear-gradient(180deg, #fff 0%, #f0f1f6 60%, #f0f1f6 100%);
    display: flex;
    flex-direction: column;
}

.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: #fff;
    display: flex;
    flex-direction: row;
    align-items: flex-end;
    padding-left: 24rpx;
    padding-right: 24rpx;
    padding-bottom: 16rpx;
    box-sizing: border-box;
    z-index: 100;
}

.nav-back {
    width: 60rpx;
    height: 64rpx;
    display: flex;
    align-items: center;
    justify-content: center;
}

.nav-back-icon {
    width: 20rpx;
    height: 20rpx;
    border-left: 4rpx solid #333;
    border-bottom: 4rpx solid #333;
    transform: rotate(45deg);
}

.nav-title {
    font-size: 30rpx;
    font-weight: 600;
    color: #222;
    margin-left: 16rpx;
    line-height: 64rpx;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    max-width: 160rpx;
    flex-shrink: 0;
}

.nav-right {
    flex: 1;
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: flex-end;
    gap: 6px;
    // 小程序需要为右侧胶囊按钮留出空间
    /* #ifdef MP-WEIXIN */
    padding-right: 100px;
    /* #endif */
}

.nav-btn {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
    gap: 4px;
    padding: 4px 10px;
    height: 28px;
    background: rgba(107, 186, 231, 0.8);
    border: none;
    border-radius: 14px;
    box-sizing: border-box;
    white-space: nowrap;
    flex-shrink: 0;
    margin: 0;
    line-height: 1;
}

.nav-btn::after {
    border: none;
}

.nav-btn-text {
    color: #173294;
    font-size: 12px;
    font-weight: 500;
    line-height: 1;
}

.meeting-btn {
    background: linear-gradient(90deg, #52c41a 0%, #73d13d 100%);
}

.meeting-text {
    color: #fff;
}

.chat-area {
    flex: 1;
    margin-top: 176rpx;
    padding: 24rpx;
    padding-bottom: 180rpx;
}

.message-list {
    display: flex;
    flex-direction: column;
}

.msg {
    display: flex;
    margin-bottom: 20rpx;
}

.msg.ai {
    justify-content: flex-start;
}

.msg.user {
    justify-content: flex-end;
}

.message-row {
    display: flex;
    flex-direction: row;
    align-items: flex-start;
    gap: 16rpx;
}

.other-row {
    justify-content: flex-start;
}

.self-row {
    justify-content: flex-end;
}

.avatar {
    width: 72rpx;
    height: 72rpx;
    border-radius: 50%;
    background: linear-gradient(145deg, #e8f7ff 0%, #c5e4ff 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.self-avatar {
    background: linear-gradient(145deg, #e9f1ff 0%, #c5d9ff 100%);
}

.avatar-text {
    font-size: 28rpx;
    font-weight: 600;
    color: #173294;
}

.message-content {
    display: flex;
    flex-direction: column;
    max-width: 480rpx;
}

.self-row .message-content {
    align-items: flex-end;
}

.sender-name {
    font-size: 24rpx;
    color: #999;
    margin-bottom: 8rpx;
}

.bubble {
    max-width: 480rpx;
    padding: 18rpx 20rpx;
    border-radius: 18rpx;
    font-size: 28rpx;
    line-height: 1.6;
}

.other-bubble {
    background: #fff;
    color: #222;
}

.self-bubble {
    background: #e9f1ff;
    color: #173294;
}

.message-text {
    font-size: 28rpx;
    line-height: 1.6;
    white-space: pre-wrap;
}

.message-time {
    font-size: 22rpx;
    color: #999;
    margin-top: 8rpx;
}

.footer {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    background: #f0f1f6;
    padding: 20rpx 24rpx 40rpx;
    z-index: 50;
}

.input-row {
    position: relative;
    display: flex;
    align-items: center;
    background: #fff;
    border-radius: 50rpx;
    padding: 10rpx 96rpx 10rpx 18rpx;
    box-shadow: 0 2rpx 12rpx rgba(0,0,0,0.04);
}

.chat-input {
    flex: 1;
    font-size: 28rpx;
    color: #222;
}

.send-btn {
    position: absolute;
    right: 12rpx;
    top: 50%;
    transform: translateY(-50%);
    width: 60rpx;
    height: 60rpx;
    border-radius: 30rpx;
    border: 2rpx solid #8dbbff;
    background: #e9f1ff;
    display: flex;
    align-items: center;
    justify-content: center;
}

.send-text {
    font-size: 24rpx;
    color: #4b87ff;
}