/* ========== 工作台 ========== */
.workbench {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

/* 统计卡片 */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.stat-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    padding: 24px;
    display: flex;
    align-items: center;
    gap: 16px;
    transition: var(--transition);
    cursor: pointer;
}

.stat-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.stat-icon {
    width: 52px;
    height: 52px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.stat-icon.blue { background: var(--primary-bg); color: var(--primary); }
.stat-icon.green { background: var(--success-bg); color: var(--success); }
.stat-icon.orange { background: var(--warning-bg); color: var(--warning); }
.stat-icon.purple { background: var(--info-bg); color: var(--info); }

.stat-info {
    flex: 1;
}

.stat-value {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.2;
}

.stat-label {
    font-size: 13px;
    color: var(--text-secondary);
    margin-top: 4px;
}

.stat-trend {
    font-size: 12px;
    margin-top: 6px;
    display: flex;
    align-items: center;
    gap: 3px;
}

.stat-trend.up { color: var(--success); }
.stat-trend.down { color: var(--danger); }

/* 模块入口 */
.modules-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.module-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    padding: 28px;
    transition: var(--transition);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.module-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--primary);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease;
}

.module-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-3px);
}

.module-card:hover::before {
    transform: scaleX(1);
}

.module-card.green::before { background: var(--success); }
.module-card.orange::before { background: var(--warning); }
.module-card.purple::before { background: var(--info); }

.module-header {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 16px;
}

.module-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.module-card .module-icon { background: var(--primary-bg); color: var(--primary); }
.module-card.green .module-icon { background: var(--success-bg); color: var(--success); }
.module-card.orange .module-icon { background: var(--warning-bg); color: var(--warning); }
.module-card.purple .module-icon { background: var(--info-bg); color: var(--info); }

.module-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
}

.module-desc {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 16px;
}

.module-features {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 20px;
}

.module-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.module-link {
    color: var(--primary);
    font-size: 14px;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 4px;
    transition: var(--transition);
}

.module-card.green .module-link { color: var(--success); }
.module-card.orange .module-link { color: var(--warning); }
.module-card.purple .module-link { color: var(--info); }

.module-link:hover {
    gap: 8px;
}

.module-stat {
    font-size: 13px;
    color: var(--text-muted);
}

/* 最近活动 */
.activity-list {
    display: flex;
    flex-direction: column;
}

.activity-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 0;
    border-bottom: 1px solid var(--border-color);
}

.activity-item:last-child {
    border-bottom: none;
}

.activity-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    flex-shrink: 0;
}

.activity-dot.blue { background: var(--primary); }
.activity-dot.green { background: var(--success); }
.activity-dot.orange { background: var(--warning); }
.activity-dot.red { background: var(--danger); }

.activity-content {
    flex: 1;
}

.activity-title {
    font-size: 14px;
    color: var(--text-primary);
    font-weight: 500;
}

.activity-desc {
    font-size: 13px;
    color: var(--text-secondary);
    margin-top: 2px;
}

.activity-time {
    font-size: 12px;
    color: var(--text-muted);
    white-space: nowrap;
}

/* 流程图 */
.process-flow {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0;
    padding: 30px 0;
    flex-wrap: wrap;
}

.flow-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    padding: 0 12px;
    min-width: 140px;
}

.flow-icon {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--primary-bg);
    color: var(--primary);
    font-size: 20px;
    font-weight: 700;
    border: 2px solid var(--primary);
    position: relative;
}

.flow-step:nth-child(3) .flow-icon { background: var(--success-bg); color: var(--success); border-color: var(--success); }
.flow-step:nth-child(5) .flow-icon { background: var(--warning-bg); color: var(--warning); border-color: var(--warning); }
.flow-step:nth-child(7) .flow-icon { background: var(--info-bg); color: var(--info); border-color: var(--info); }

.flow-label {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-primary);
}

.flow-desc {
    font-size: 12px;
    color: var(--text-muted);
    text-align: center;
}

.flow-arrow {
    color: var(--text-muted);
    font-size: 24px;
    padding: 0 4px;
}

/* 双列布局 */
.workbench-row {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 20px;
}

@media (max-width: 1024px) {
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .modules-grid {
        grid-template-columns: 1fr;
    }
    .workbench-row {
        grid-template-columns: 1fr;
    }
}