/* =============================================
   小说下载分析器 v1.0 通用智能版
   完整样式包 · 可拖拽分隔条 + 移动端滚动修复 + 文本域高度提升
   配色方案：简约大气 · 灰白基调 · 舒适护眼
   布局优化：头部紧凑 · 左右对齐 · 按钮文字清晰
   ============================================= */

/* ---------- 全局容器 ---------- */
.crawler-container {
    display: none;
    width: 100%;
    height: 100%;
    background: #F8FAFC;
    color: #1E293B;
}

.crawler-container.active {
    display: flex;
    flex-direction: column;
}

.crawler-main {
    display: flex;
    flex: 1;
    overflow: hidden;        /* 桌面端禁止整体滚动，左右各自滚动 */
    align-items: stretch;
}

/* ---------- 左侧整体包装层 ---------- */
.crawler-left-wrapper {
    flex: 0 0 var(--left-width, 50%);
    display: flex;
    flex-direction: column;
    min-width: 280px;
    max-width: 80%;
    overflow: hidden;        /* 由内部 .crawler-left 负责滚动 */
    border-right: 1px solid #E2E8F0;
    background: #FFFFFF;
}

/* 左侧上部爬虫功能区 */
.crawler-left-wrapper .crawler-left {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow-y: auto;       /* 内容过多时滚动 */
    padding: 20px;
    background: transparent;
}

/* 左侧底部按钮区（独立，与右侧同名类完全隔离） */
.crawler-left-wrapper .ai-analysis-area {
    flex-shrink: 0;
    padding: 16px 20px;
    background: #F8FAFC;
    border-top: 1px solid #E2E8F0;
    display: flex;
    gap: 12px;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
}

/* ---------- 可拖拽分隔条 ---------- */
.splitter {
    flex: 0 0 6px;
    background: #E2E8F0;
    cursor: col-resize;
    user-select: none;
    transition: background 0.2s;
    z-index: 10;
}
.splitter:hover,
.splitter:active {
    background: #94A3B8;
}

/* ---------- 右侧AI分析区 ---------- */
.crawler-right {
    flex: 1 1 0;
    min-width: 280px;
    display: flex;
    flex-direction: column;
    background: #F8FAFC;
    overflow: hidden;        /* 由内部 .panel-content 滚动 */
}

.crawler-right .panel-header {
    flex-shrink: 0;
    background: #F1F5F9;
    color: #0F172A;
    padding: 8px 20px;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid #E2E8F0;
    min-height: 48px;
    line-height: 1.2;
}

.crawler-right .panel-content {
    flex: 1;
    overflow-y: auto;       /* 右侧内容滚动 */
    padding: 20px;
    background: #FFFFFF;
}

/* 右侧内部 AI 分析区（与左侧底部同名类完全隔离） */
.crawler-right .ai-analysis-area {
    height: 100%;
    display: flex;
    flex-direction: column;
}
.crawler-right .ai-analysis-textarea {
    flex: 1;
    width: 100%;
    padding: 15px;
    border: 1px solid #CBD5E1;
    border-radius: 8px;
    font-family: 'Consolas', 'Monaco', monospace;
    font-size: 14px;
    line-height: 1.6;
    resize: vertical;       /* 允许垂直调整大小 */
    background: #F8FAFC;
    color: #1E293B;
}
.crawler-right .ai-analysis-controls {
    flex-shrink: 0;
    display: flex;
    gap: 10px;
    margin-top: 15px;
    flex-wrap: wrap;
    align-items: center;
}
.crawler-right .ai-analysis-btn {
    padding: 10px 20px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 14px;
    transition: all 0.3s;
    background: #3498db;
    color: white;
}
.crawler-right .ai-analysis-btn:hover {
    background: #2980b9;
    transform: translateY(-1px);
}

/* ---------- 左侧头部 ---------- */
.crawler-header {
    background: #F8FAFC;
    padding: 10px 20px;
    border-radius: 12px;
    margin-bottom: 16px;
    border: 1px solid #E2E8F0;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.02);
}
.crawler-header h3 {
    font-size: 18px;
    margin-bottom: 2px;
    color: #0F172A;
    font-weight: 600;
}
.crawler-header .subtitle {
    opacity: 0.75;
    font-size: 11px;
    color: #475569;
    line-height: 1.4;
}

/* ---------- 用户信息栏 ---------- */
.crawler-user-info {
    display: flex;
    gap: 15px;
    align-items: center;
    margin-bottom: 15px;
    flex-wrap: wrap;
    font-size: 13px;
    color: #475569;
}
.crawler-user-info span {
    color: #2563EB;
    font-weight: bold;
}

/* ---------- 配置面板 ---------- */
.crawler-config-panel {
    background: #FFFFFF;
    padding: 18px 20px;
    border-radius: 12px;
    margin-bottom: 16px;
    border: 1px solid #E2E8F0;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.02);
}
.crawler-mode-toggle {
    display: flex;
    gap: 10px;
    margin-bottom: 15px;
    background: #F1F5F9;
    padding: 5px;
    border-radius: 10px;
}
.crawler-mode-btn {
    flex: 1;
    padding: 10px;
    border: none;
    background: transparent;
    color: #888;
    border-radius: 8px;
    cursor: pointer;
    font-size: 14px;
    transition: all 0.3s;
}
.crawler-mode-btn.active {
    background: #667eea;
    color: white;
}
.crawler-preset-buttons {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin-bottom: 15px;
}
.crawler-preset-btn {
    padding: 8px 16px;
    border: 1px solid rgba(102, 126, 234, 0.5);
    background: rgba(102, 126, 234, 0.1);
    color: #a78bfa;
    border-radius: 20px;
    cursor: pointer;
    font-size: 13px;
    transition: all 0.3s;
}
.crawler-preset-btn:hover,
.crawler-preset-btn.active {
    background: #667eea;
    color: white;
    border-color: #667eea;
}
.crawler-config-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 12px;
}
.crawler-form-group {
    display: flex;
    flex-direction: column;
}
.crawler-form-group label {
    font-size: 12px;
    color: #475569;
    margin-bottom: 5px;
}
.crawler-form-group input,
.crawler-form-group select {
    padding: 10px 12px;
    border: 1px solid #CBD5E1;
    background: #FFFFFF;
    color: #0F172A;
    border-radius: 8px;
    font-size: 14px;
}
.crawler-form-group input:focus,
.crawler-form-group select:focus {
    outline: none;
    border-color: #3B82F6;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

/* ---------- 高级配置 ---------- */
.crawler-advanced-config {
    display: none;
    margin-top: 15px;
    padding-top: 15px;
    border-top: 1px solid #E2E8F0;
}
.crawler-advanced-config.visible {
    display: block;
}
.crawler-toggle-advanced {
    color: #3B82F6;
    cursor: pointer;
    font-size: 13px;
    margin-top: 10px;
    display: inline-flex;
    align-items: center;
    gap: 5px;
}
.crawler-toggle-advanced:hover {
    text-decoration: underline;
}

/* ---------- 主输入区 ---------- */
.crawler-main-input {
    display: flex;
    gap: 12px;
    margin-bottom: 20px;
    flex-wrap: wrap;
    align-items: center;
}
.crawler-main-input input[type="text"] {
    flex: 1;
    min-width: 300px;
    padding: 14px 16px;
    border: 1px solid #CBD5E1;
    background: #FFFFFF;
    color: #0F172A;
    border-radius: 12px;
    font-size: 14px;
    box-shadow: inset 0 1px 3px rgba(0,0,0,0.02);
}
.crawler-main-input input[type="text"]:focus {
    outline: none;
    border-color: #3B82F6;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}
.crawler-input-group {
    display: flex;
    gap: 10px;
    align-items: center;
}
.crawler-chapter-count-input {
    width: 80px;
    padding: 14px 8px;
    border: 1px solid #CBD5E1;
    background: #FFFFFF;
    color: #0F172A;
    border-radius: 12px;
    text-align: center;
    font-size: 16px;
}

/* ---------- 按钮 ---------- */
.crawler-btn {
    padding: 12px 24px;
    border: none;
    border-radius: 10px;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.3s;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 5px;
}
.crawler-btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}
.crawler-btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.4);
}
.crawler-btn-primary:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}
.crawler-btn-danger {
    background: #e74c3c;
    color: white;
}
.crawler-btn-secondary {
    background: #F1F5F9;
    color: #1E293B;
    border: 1px solid #CBD5E1;
}
.crawler-btn-secondary:hover {
    background: #E2E8F0;
    border-color: #94A3B8;
    transform: translateY(-1px);
}
.btn-bai {
    padding: 8px 16px;
    background: #FFFFFF;
    color: #1E293B;
    border: 1px solid #CBD5E1;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: all 0.2s;
    box-shadow: 0 1px 2px rgba(0,0,0,0.02);
}
.btn-bai:hover {
    background: #F8FAFC;
    border-color: #94A3B8;
    box-shadow: 0 2px 4px rgba(0,0,0,0.04);
}
.btn-bai i {
    font-size: 14px;
}

/* ---------- 进度区域 ---------- */
.crawler-progress-section {
    background: #FFFFFF;
    padding: 18px 20px;
    border-radius: 12px;
    margin-bottom: 20px;
    display: none;
    border: 1px solid #E2E8F0;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.02);
}
.crawler-progress-section.active {
    display: block;
}
.crawler-progress-bar-container {
    background: #F1F5F9;
    height: 8px;
    border-radius: 4px;
    overflow: hidden;
    margin: 15px 0;
}
.crawler-progress-bar {
    height: 100%;
    background: linear-gradient(90deg, #667eea, #764ba2);
    width: 0%;
    transition: width 0.3s;
}
.crawler-stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
    gap: 10px;
    margin-top: 15px;
}
.crawler-stat-card {
    background: #F8FAFC;
    padding: 12px;
    border-radius: 10px;
    text-align: center;
    border: 1px solid #EDF2F7;
}
.crawler-stat-value {
    font-size: 20px;
    font-weight: bold;
    color: #1E293B;
}
.crawler-stat-label {
    font-size: 11px;
    color: #64748B;
    margin-top: 5px;
}
.crawler-chapter-list {
    max-height: 200px;
    overflow-y: auto;
    background: #F8FAFC;
    border-radius: 8px;
    padding: 10px;
    margin-top: 15px;
    border: 1px solid #EDF2F7;
}
.crawler-chapter-item {
    padding: 8px 12px;
    border-bottom: 1px solid #E2E8F0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 13px;
    color: #334155;
}
.crawler-chapter-item:last-child {
    border-bottom: none;
}
.crawler-chapter-status {
    font-size: 11px;
    padding: 2px 8px;
    border-radius: 10px;
}
.crawler-status-pending {
    background: #FEF9C3;
    color: #854D0E;
}
.crawler-status-done {
    background: #DCFCE7;
    color: #166534;
}
.crawler-status-current {
    background: #DBEAFE;
    color: #1E40AF;
}

/* ---------- 内容预览区 ---------- */
.crawler-content-section {
    background: #FFFFFF;
    padding: 18px 20px;
    border-radius: 12px;
    margin-bottom: 20px;
    display: none;
    border: 1px solid #E2E8F0;
}
.crawler-content-section.active {
    display: block;
}
.crawler-content-preview {
    width: 100%;
    height: 280px;
    background: #F8FAFC;
    border: 1px solid #E2E8F0;
    border-radius: 10px;
    padding: 15px;
    color: #1E293B;
    font-size: 14px;
    line-height: 1.8;
    resize: vertical;
    font-family: 'Microsoft YaHei', sans-serif;
    white-space: pre-wrap;
    word-wrap: break-word;
    overflow-y: auto;
}
.crawler-tool-buttons {
    display: flex;
    gap: 8px;
    margin: 10px 0;
    flex-wrap: wrap;
}
.crawler-tool-btn {
    padding: 6px 12px;
    border: 1px solid rgba(0, 0, 0, 0.08);
    background: #F1F5F9;
    color: #334155;
    border-radius: 6px;
    cursor: pointer;
    font-size: 12px;
    transition: all 0.3s;
}
.crawler-tool-btn:hover {
    background: #E2E8F0;
    border-color: #94A3B8;
}

/* ---------- 日志区域 ---------- */
.crawler-log-container {
    background: #F1F5F9;
    color: #0F172A;
    padding: 15px;
    border-radius: 10px;
    height: 180px;
    overflow-y: auto;
    font-family: 'Consolas', monospace;
    font-size: 12px;
    border: 1px solid #CBD5E1;
}
.crawler-log-entry {
    margin-bottom: 4px;
    line-height: 1.4;
}
.crawler-log-time {
    color: #64748B;
}
.crawler-log-info {
    color: #2563EB;
}
.crawler-log-success {
    color: #16A34A;
}
.crawler-log-error {
    color: #DC2626;
}
.crawler-log-warning {
    color: #D97706;
}

/* ---------- 结果区域 ---------- */
.crawler-result-section {
    background: #FFFFFF;
    padding: 25px;
    border-radius: 12px;
    text-align: center;
    display: none;
    border: 1px solid #E2E8F0;
}
.crawler-result-section.active {
    display: block;
}

/* ---------- 指示器 ---------- */
.crawler-smart-indicator {
    display: inline-block;
    padding: 2px 8px;
    background: #DCFCE7;
    color: #166534;
    border-radius: 10px;
    font-size: 11px;
    margin-left: 10px;
}
.crawler-selector-indicator {
    display: inline-block;
    padding: 2px 8px;
    background: #DBEAFE;
    color: #1E40AF;
    border-radius: 10px;
    font-size: 11px;
    margin-left: 10px;
}

/* ---------- 推荐网站弹窗 ---------- */
.recommend-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.2);
    z-index: 1000;
    align-items: center;
    justify-content: center;
}
.recommend-modal.active {
    display: flex;
}
.recommend-content {
    background: #FFFFFF;
    border-radius: 16px;
    padding: 30px;
    max-width: 600px;
    width: 90%;
    max-height: 80vh;
    overflow-y: auto;
    border: 1px solid #E2E8F0;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.04);
}
.recommend-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 1px solid #E2E8F0;
}
.recommend-header h3 {
    color: #0F172A;
    font-size: 18px;
    font-weight: 600;
}
.close-btn {
    background: none;
    border: none;
    color: #64748B;
    font-size: 24px;
    cursor: pointer;
    transition: color 0.3s;
}
.close-btn:hover {
    color: #3B82F6;
}
.website-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.website-item {
    background: #F8FAFC;
    padding: 15px;
    border-radius: 8px;
    border: 1px solid #EDF2F7;
}
.website-name {
    color: #0F172A;
    font-weight: bold;
    margin-bottom: 5px;
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
}
.website-url {
    color: #64748B;
    font-size: 12px;
    font-family: 'Consolas', monospace;
    word-break: break-all;
}
.website-status {
    display: inline-block;
    padding: 2px 8px;
    background: #DCFCE7;
    color: #166534;
    border-radius: 10px;
    font-size: 11px;
}

/* ---------- 移动端适配（已修复滚动问题 + 文本域高度提升） ---------- */
@media (max-width: 768px) {
    .crawler-main {
        flex-direction: column;
        overflow: auto;      /* 允许整体滚动 */
    }
    .splitter {
        display: none;      /* 移动端隐藏分隔条 */
    }
    .crawler-left-wrapper {
        flex: none;
        width: 100% !important;
        max-width: 100%;
        border-right: none;
        border-bottom: 1px solid #E2E8F0;
        overflow: visible;
    }
    .crawler-left-wrapper .crawler-left {
        height: auto;
        max-height: none;
        overflow-y: visible;
    }
    .crawler-right {
        flex: none;
        width: 100%;
        height: auto;
        overflow: visible;
        display: flex;
        flex-direction: column;
    }
    .crawler-right .panel-content {
        overflow-y: visible;
        height: auto;
        padding: 16px;
    }
    .crawler-right .ai-analysis-area {
        height: auto;
        min-height: 450px;   /* 确保整体区域足够高 */
    }
    /* ===== 核心修复：移动端AI分析文本域最小高度400px ===== */
    .crawler-right .ai-analysis-textarea {
        min-height: 450px;
        height: auto;        /* 覆盖可能的固定高度，由内容撑开或用户调整 */
        resize: vertical;    /* 允许用户手动调整 */
    }
    .crawler-main-input input[type="text"] {
        min-width: 100%;
    }
    .crawler-config-grid {
        grid-template-columns: 1fr;
    }
    .crawler-header {
        padding: 8px 16px;
    }
    .crawler-header h3 {
        font-size: 16px;
    }
    .crawler-right .panel-header {
        padding: 6px 16px;
        min-height: 44px;
    }
}