/* 全局公共样式 */
:root {
  --bg: #0f172a;
  --bg-light: #1e293b;
  --bg-card: #1e293b;
  --border: #334155;
  --text: #f1f5f9;
  --text-muted: #94a3b8;
  --primary: #6366f1;
  --primary-light: #818cf8;
  --accent: #06b6d4;
  --success: #10b981;
  --danger: #f87171;
  --warning: #fbbf24;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: 'Segoe UI', system-ui, -apple-system, sans-serif; background: var(--bg); color: var(--text); min-height: 100vh; }
a { color: var(--primary-light); text-decoration: none; }
a:hover { color: var(--accent); }

/* 通用布局 */
.page-container { padding-top: 64px; min-height: 100vh; }

/* 顶部导航 */
.top-nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: rgba(15, 23, 42, 0.95); backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border); padding: 0 24px;
  height: 64px; display: flex; align-items: center; justify-content: space-between;
}
.nav-logo { display: flex; align-items: center; gap: 10px; font-size: 1.1rem; font-weight: 700; color: var(--text); text-decoration: none; }
.nav-logo i { color: var(--primary-light); font-size: 1.3rem; }
.nav-links { display: flex; gap: 4px; }
.nav-links a {
  color: var(--text-muted); padding: 8px 14px; border-radius: 6px;
  font-size: 0.85rem; transition: all 0.2s;
}
.nav-links a:hover, .nav-links a.active { color: var(--text); background: rgba(99, 102, 241, 0.15); }
.nav-right { display: flex; align-items: center; gap: 12px; font-size: 0.85rem; color: var(--text-muted); }

/* 卡片 */
.card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 12px; padding: 24px; transition: all 0.3s;
}
.card:hover { border-color: var(--primary); box-shadow: 0 4px 24px rgba(99, 102, 241, 0.1); }

/* 按钮 */
.btn {
  padding: 10px 20px; border-radius: 8px; font-size: 0.9rem; font-weight: 600;
  cursor: pointer; border: none; transition: all 0.2s; display: inline-flex;
  align-items: center; gap: 6px;
}
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-light); transform: translateY(-1px); }
.btn-outline { border: 1px solid var(--border); color: var(--text); background: transparent; }
.btn-outline:hover { border-color: var(--primary-light); color: var(--primary-light); }
.btn-danger { background: var(--danger); color: #fff; }
.btn-danger:hover { opacity: 0.9; }
.btn-sm { padding: 6px 12px; font-size: 0.8rem; }

/* 表格 */
.data-table { width: 100%; border-collapse: collapse; font-size: 0.85rem; }
.data-table th { text-align: left; padding: 12px; color: var(--text-muted); border-bottom: 1px solid var(--border); font-weight: 600; }
.data-table td { padding: 12px; border-bottom: 1px solid rgba(51, 65, 85, 0.5); }
.data-table tr:hover td { background: rgba(99, 102, 241, 0.05); }

/* 状态标签 */
.status-tag {
  display: inline-block; padding: 3px 10px; border-radius: 20px;
  font-size: 0.75rem; font-weight: 600;
}
.status-tag.running { background: rgba(16, 185, 129, 0.15); color: var(--success); }
.status-tag.pending { background: rgba(251, 191, 36, 0.15); color: var(--warning); }
.status-tag.done { background: rgba(99, 102, 241, 0.15); color: var(--primary-light); }
.status-tag.error { background: rgba(248, 113, 113, 0.15); color: var(--danger); }

/* Toast通知 */
.toast {
  position: fixed; top: 80px; right: 24px; z-index: 9999;
  padding: 14px 24px; border-radius: 8px; font-size: 0.9rem;
  transform: translateX(120%); transition: transform 0.3s; max-width: 360px;
}
.toast.show { transform: translateX(0); }
.toast.success { background: var(--success); color: #fff; }
.toast.error { background: var(--danger); color: #fff; }
.toast.info { background: var(--primary); color: #fff; }

/* 模态框 */
.modal-overlay {
  position: fixed; inset: 0; z-index: 2000; background: rgba(0,0,0,0.6);
  display: none; align-items: center; justify-content: center;
}
.modal-overlay.active { display: flex; }
.modal-box {
  background: var(--bg-light); border: 1px solid var(--border); border-radius: 16px;
  width: 90%; max-width: 560px; max-height: 80vh; overflow-y: auto; padding: 28px;
}
.modal-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; }
.modal-header h3 { font-size: 1.1rem; }
.modal-close { background: none; border: none; color: var(--text-muted); font-size: 1.3rem; cursor: pointer; }

/* 表单 */
.form-group { margin-bottom: 16px; }
.form-group label { display: block; margin-bottom: 6px; font-size: 0.85rem; color: var(--text-muted); }
.form-group input, .form-group select, .form-group textarea {
  width: 100%; padding: 10px 14px; background: var(--bg); border: 1px solid var(--border);
  border-radius: 8px; color: var(--text); font-size: 0.9rem;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  outline: none; border-color: var(--primary);
}

/* 响应式 */
@media (max-width: 768px) {
  .nav-links { display: none; }
  .top-nav { padding: 0 16px; }
}