/**
 * AI 庄子对话 — 水墨风格样式
 * Cosky Art - AI Zhuangzi Chat
 */

/* ==================== 水墨底色 ==================== */
.zhuangzi-container {
    display: flex;
    flex-direction: column;
    height: 70vh;
    min-height: 500px;
    max-width: 700px;
    margin: 0 auto;
    background: rgba(245, 240, 228, 0.92);
    border: 1px solid rgba(140, 120, 90, 0.25);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 4px 30px rgba(80, 60, 30, 0.1);
}

/* 头部 */
.zhuangzi-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 20px;
    border-bottom: 1px solid rgba(140, 120, 90, 0.15);
    background: rgba(240, 232, 215, 0.7);
}

.zhuangzi-header-icon {
    font-size: 28px;
}

.zhuangzi-header-info h3 {
    margin: 0;
    font-size: 16px;
    color: #3a3025;
    font-weight: 600;
    font-family: "STKaiti", "KaiTi", "楷体", serif;
}

.zhuangzi-header-info p {
    margin: 2px 0 0;
    font-size: 12px;
    color: #6a5e4b;
}

/* 消息区域 */
.zhuangzi-messages {
    flex: 1;
    overflow-y: auto;
    padding: 16px 20px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    background: linear-gradient(180deg, rgba(245, 240, 228, 0.95), rgba(238, 230, 210, 0.95));
}

.zhuangzi-messages::-webkit-scrollbar { width: 4px; }
.zhuangzi-messages::-webkit-scrollbar-track { background: transparent; }
.zhuangzi-messages::-webkit-scrollbar-thumb { background: rgba(140, 120, 90, 0.3); border-radius: 2px; }

/* 消息气泡 */
.zhuangzi-msg {
    display: flex;
    gap: 10px;
    max-width: 85%;
    animation: zhuangzi-fadeIn 0.3s ease;
}

@keyframes zhuangzi-fadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

.zhuangzi-msg.user {
    align-self: flex-end;
    flex-direction: row-reverse;
}

.zhuangzi-msg.ai {
    align-self: flex-start;
}

.zhuangzi-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    flex-shrink: 0;
}

.zhuangzi-msg.user .zhuangzi-avatar {
    background: rgba(140, 120, 90, 0.2);
}

.zhuangzi-msg.ai .zhuangzi-avatar {
    background: rgba(100, 160, 140, 0.2);
}

.zhuangzi-bubble {
    padding: 10px 14px;
    border-radius: 12px;
    font-size: 14px;
    line-height: 1.8;
    font-family: "STKaiti", "KaiTi", "楷体", serif;
}

.zhuangzi-msg.user .zhuangzi-bubble {
    background: rgba(140, 120, 90, 0.15);
    border: 1px solid rgba(140, 120, 90, 0.2);
    color: #3a3025;
    border-bottom-right-radius: 4px;
}

.zhuangzi-msg.ai .zhuangzi-bubble {
    background: rgba(255, 255, 255, 0.6);
    border: 1px solid rgba(140, 120, 90, 0.15);
    color: #2a2520;
    border-bottom-left-radius: 4px;
}

.zhuangzi-bubble strong { color: #1e1810; }
.zhuangzi-bubble em { color: #4b3e30; font-style: italic; }

/* 快捷问题 */
.zhuangzi-quick-btns {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    padding: 12px 20px;
    border-top: 1px solid rgba(140, 120, 90, 0.1);
    background: rgba(240, 232, 215, 0.5);
}

.zhuangzi-quick-btn {
    padding: 6px 14px;
    background: rgba(140, 120, 90, 0.1);
    border: 1px solid rgba(140, 120, 90, 0.2);
    border-radius: 20px;
    color: #4b3e30;
    font-size: 13px;
    cursor: pointer;
    transition: all 0.2s ease;
    font-family: "STKaiti", "KaiTi", "楷体", serif;
}

.zhuangzi-quick-btn:hover {
    background: rgba(140, 120, 90, 0.22);
    color: #2a2520;
    border-color: rgba(140, 120, 90, 0.4);
}

/* 输入区域 */
.zhuangzi-input-area {
    display: flex;
    gap: 10px;
    padding: 12px 20px;
    border-top: 1px solid rgba(140, 120, 90, 0.1);
    background: rgba(240, 232, 215, 0.7);
}

.zhuangzi-input {
    flex: 1;
    padding: 10px 16px;
    background: rgba(255, 255, 255, 0.6);
    border: 1px solid rgba(140, 120, 90, 0.2);
    border-radius: 25px;
    color: #2a2520;
    font-size: 14px;
    outline: none;
    transition: border-color 0.2s ease;
    font-family: "STKaiti", "KaiTi", "楷体", serif;
}

.zhuangzi-input:focus {
    border-color: rgba(100, 160, 140, 0.5);
}

.zhuangzi-input::placeholder {
    color: #807560;
}

.zhuangzi-send-btn {
    padding: 10px 20px;
    background: linear-gradient(135deg, rgba(100, 160, 140, 0.3), rgba(80, 140, 120, 0.3));
    border: 1px solid rgba(100, 160, 140, 0.3);
    border-radius: 25px;
    color: #2a2520;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.2s ease;
    font-family: "STKaiti", "KaiTi", "楷体", serif;
}

.zhuangzi-send-btn:hover {
    background: linear-gradient(135deg, rgba(100, 160, 140, 0.5), rgba(80, 140, 120, 0.5));
    transform: translateY(-1px);
}

.zhuangzi-send-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

/* 欢迎消息 */
.zhuangzi-welcome {
    text-align: center;
    padding: 20px;
    color: #2a2015;
    font-size: 14px;
    line-height: 2;
    font-family: "STKaiti", "KaiTi", "楷体", serif;
}

.zhuangzi-welcome .welcome-icon {
    font-size: 40px;
    display: block;
    margin-bottom: 12px;
}

.zhuangzi-welcome p {
    color: #2a2015;
    font-weight: 500;
}

.zhuangzi-quote {
    font-style: italic;
    color: #3a3025;
    margin-top: 8px;
    font-size: 13px;
}

/* 加载指示器 */
.zhuangzi-typing {
    display: flex;
    gap: 4px;
    padding: 4px 0;
}

.zhuangzi-typing span {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #6a5e4b;
    animation: zhuangzi-bounce 1.4s ease-in-out infinite;
}

.zhuangzi-typing span:nth-child(2) { animation-delay: 0.2s; }
.zhuangzi-typing span:nth-child(3) { animation-delay: 0.4s; }

@keyframes zhuangzi-bounce {
    0%, 60%, 100% { transform: translateY(0); opacity: 0.4; }
    30% { transform: translateY(-8px); opacity: 1; }
}

/* 移动端适配 */
@media (max-width: 768px) {
    .zhuangzi-container {
        height: 80vh;
        border-radius: 12px;
    }

    .zhuangzi-msg {
        max-width: 92%;
    }

    .zhuangzi-bubble {
        font-size: 13px;
    }
}