/* 对话页样式 */
.chat-layout {
    display: flex;
    gap: 0;
    height: calc(100vh - var(--header-height) - 120px);
    margin: -32px -24px;
}

/* 左栏 */
.chat-sidebar {
    width: 30%;
    min-width: 260px;
    max-width: 360px;
    border-right: 1px solid var(--color-border);
    overflow-y: auto;
    padding: 16px;
    background: var(--color-card);
}
.sidebar-toggle { display: none; }
.bazi-card-area { font-size: var(--font-size-sm); }
.bazi-card-area .bazi-mini-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 6px;
    margin-bottom: 12px;
}
.bazi-card-area .bazi-mini-card {
    text-align: center;
    padding: 8px 4px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--color-border);
    background: var(--color-bg);
}
.bazi-card-area .bazi-mini-card .mg { font-size: 20px; font-weight: 700; }
.bazi-card-area .bazi-mini-card .ml { font-size: 11px; color: var(--color-text-dim); }
.bazi-card-area .info-row { margin-bottom: 8px; }
.bazi-card-area .info-row .il { font-size: 11px; color: var(--color-text-dim); }
.bazi-card-area .info-row .iv { font-size: 13px; }

/* 右栏 */
.chat-main {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-width: 0;
}
.chat-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    border-bottom: 1px solid var(--color-border);
    flex-shrink: 0;
}
.chat-title { font-weight: 600; }
.chat-quota { font-size: var(--font-size-sm); color: var(--color-text-dim); margin-left: auto; }

/* 消息区 */
.chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.msg {
    max-width: 80%;
    padding: 12px 16px;
    border-radius: 12px;
    font-size: var(--font-size-base);
    line-height: 1.6;
    white-space: pre-wrap;
    word-break: break-word;
}
.msg-user {
    align-self: flex-end;
    background: var(--color-card);
    border: 1px solid var(--color-border);
}
.msg-ai {
    align-self: flex-start;
    background: var(--color-bg);
    border: 1px solid var(--color-primary);
    border-left: 3px solid var(--color-primary);
}
.msg-typing::after {
    content: '▊';
    animation: blink 0.8s infinite;
    color: var(--color-primary);
}
@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0; }
}

/* 输入区 */
.chat-input-area {
    display: flex;
    gap: 8px;
    padding: 12px 16px;
    border-top: 1px solid var(--color-border);
    flex-shrink: 0;
}
.chat-input {
    flex: 1;
    padding: 10px 12px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-base);
    font-family: var(--font-family);
    resize: none;
    outline: none;
    transition: border-color 0.2s;
}
.chat-input:focus { border-color: var(--color-primary); }

/* 响应式 */
@media (max-width: 768px) {
    .chat-layout { margin: -16px; height: calc(100vh - var(--header-height) - 80px); }
    .chat-sidebar {
        position: fixed;
        left: -300px;
        top: var(--header-height);
        width: 280px;
        height: calc(100vh - var(--header-height));
        z-index: 50;
        transition: left 0.3s;
    }
    .chat-sidebar.open { left: 0; }
    .sidebar-toggle {
        display: block;
        position: fixed;
        left: 8px;
        bottom: 80px;
        z-index: 51;
        background: var(--color-primary);
        color: #fff;
        width: 36px;
        height: 36px;
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        cursor: pointer;
        box-shadow: var(--shadow);
    }
    .msg { max-width: 90%; }
}