/* ============================================
   IT资源管理与价值运营平台 - 全局样式
   参考禅道 + 现代企业级管理系统设计
   ============================================ */

* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
    --primary: #1e6fff;
    --primary-dark: #0050d4;
    --primary-light: #e8f1ff;
    --success: #00b578;
    --warning: #ff8f1f;
    --danger: #ff3141;
    --info: #1677ff;
    --purple: #8b5cf6;

    --text-primary: #1f2329;
    --text-regular: #4e5969;
    --text-secondary: #86909c;
    --text-placeholder: #c9cdd4;

    --bg-page: #f5f7fa;
    --bg-white: #ffffff;
    --bg-hover: #f2f3f5;
    --bg-sidebar: #1d2129;
    --bg-sidebar-hover: #2c3138;
    --bg-sidebar-active: #1e6fff;

    --border-color: #e5e6eb;
    --border-light: #f2f3f5;

    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 2px 8px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 4px 16px rgba(0, 0, 0, 0.08);

    --header-height: 56px;
    --sidebar-width: 220px;
    --sidebar-collapsed: 64px;
    --radius-sm: 4px;
    --radius-md: 6px;
    --radius-lg: 8px;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
    font-size: 14px;
    color: var(--text-primary);
    background: var(--bg-page);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

a { color: var(--primary); text-decoration: none; }
a:hover { color: var(--primary-dark); }

/* ============ 整体布局 ============ */
.app-layout { display: flex; min-height: 100vh; }

/* ============ 左侧导航 ============ */
.sidebar {
    width: var(--sidebar-width);
    background: var(--bg-sidebar);
    color: #c9cdd4;
    position: fixed;
    top: 0; left: 0; bottom: 0;
    z-index: 100;
    overflow-y: auto;
    transition: width 0.2s;
}
.sidebar::-webkit-scrollbar { width: 4px; }
.sidebar::-webkit-scrollbar-thumb { background: #4e5969; border-radius: 4px; }

.sidebar-logo {
    height: var(--header-height);
    padding: 0 20px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 16px;
    font-weight: 600;
    color: #fff;
    border-bottom: 1px solid #2c3138;
    background: linear-gradient(135deg, #1e6fff 0%, #0050d4 100%);
}
.sidebar-logo i { font-size: 22px; }

.sidebar-menu { padding: 8px 0; }

.menu-group-title {
    padding: 12px 20px 6px;
    font-size: 12px;
    color: #6b7280;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.menu-item {
    display: flex;
    align-items: center;
    padding: 10px 20px;
    color: #c9cdd4;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.15s;
    border-left: 3px solid transparent;
    gap: 10px;
    text-decoration: none;
}
.menu-item:hover { background: var(--bg-sidebar-hover); color: #fff; }
.menu-item.active {
    background: var(--bg-sidebar-hover);
    color: #fff;
    border-left-color: var(--primary);
}
.menu-item i { width: 18px; text-align: center; font-size: 15px; }
.menu-item .badge {
    margin-left: auto;
    background: var(--danger);
    color: #fff;
    font-size: 10px;
    padding: 1px 6px;
    border-radius: 10px;
}

/* ============ 主内容 ============ */
.main-content {
    margin-left: var(--sidebar-width);
    flex: 1;
    min-width: 0;
}

.top-header {
    height: var(--header-height);
    background: #fff;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    padding: 0 24px;
    position: sticky;
    top: 0;
    z-index: 50;
}
.breadcrumb {
    color: var(--text-secondary);
    font-size: 13px;
    flex: 1;
}
.breadcrumb .current { color: var(--text-primary); font-weight: 500; }

.header-actions { display: flex; align-items: center; gap: 18px; }
.header-search {
    position: relative;
    width: 240px;
}
.header-search input {
    width: 100%;
    padding: 6px 10px 6px 32px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 13px;
    background: var(--bg-page);
    outline: none;
}
.header-search input:focus { border-color: var(--primary); background: #fff; }
.header-search i {
    position: absolute;
    left: 10px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-placeholder);
}
.header-icon {
    width: 32px; height: 32px;
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    cursor: pointer;
    color: var(--text-regular);
    position: relative;
}
.header-icon:hover { background: var(--bg-hover); }
.header-icon .dot {
    position: absolute; top: 6px; right: 6px;
    width: 6px; height: 6px;
    background: var(--danger);
    border-radius: 50%;
}
.user-info {
    display: flex; align-items: center; gap: 8px;
    cursor: pointer;
    padding: 4px 8px;
    border-radius: var(--radius-md);
}
.user-info:hover { background: var(--bg-hover); }
.user-avatar {
    width: 32px; height: 32px;
    border-radius: 50%;
    background: linear-gradient(135deg, #1e6fff, #8b5cf6);
    color: #fff;
    display: flex; align-items: center; justify-content: center;
    font-size: 13px; font-weight: 600;
}

.page-container { padding: 20px 24px; }

.page-title-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
}
.page-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
}
.page-subtitle {
    font-size: 12px;
    color: var(--text-secondary);
    margin-top: 2px;
}

/* ============ 卡片 ============ */
.card {
    background: #fff;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-light);
}
.card-header {
    padding: 14px 18px;
    border-bottom: 1px solid var(--border-light);
    display: flex; align-items: center; justify-content: space-between;
}
.card-header h3 {
    font-size: 15px;
    font-weight: 600;
}
.card-body { padding: 18px; }

/* ============ 按钮 ============ */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    border: 1px solid var(--border-color);
    background: #fff;
    color: var(--text-regular);
    border-radius: var(--radius-md);
    font-size: 13px;
    cursor: pointer;
    transition: all 0.15s;
    white-space: nowrap;
}
.btn:hover { color: var(--primary); border-color: var(--primary); }
.btn-primary {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
}
.btn-primary:hover { background: var(--primary-dark); border-color: var(--primary-dark); color: #fff; }
.btn-success { background: var(--success); color: #fff; border-color: var(--success); }
.btn-success:hover { color: #fff; opacity: 0.9; }
.btn-danger { background: var(--danger); color: #fff; border-color: var(--danger); }
.btn-danger:hover { color: #fff; opacity: 0.9; }
.btn-sm { padding: 3px 10px; font-size: 12px; }
.btn-link {
    border: none;
    background: transparent;
    color: var(--primary);
    padding: 2px 6px;
}
.btn-link:hover { background: var(--primary-light); }

/* ============ 表单 ============ */
.form-row {
    display: grid;
    grid-template-columns: 120px 1fr;
    align-items: center;
    margin-bottom: 16px;
    gap: 10px;
}
.form-row label {
    text-align: right;
    color: var(--text-regular);
    font-size: 13px;
}
.form-row label .req { color: var(--danger); margin-right: 2px; }

.form-input, .form-select, .form-textarea {
    width: 100%;
    padding: 7px 12px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 13px;
    outline: none;
    transition: border 0.15s;
    font-family: inherit;
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 2px rgba(30, 111, 255, 0.1);
}
.form-textarea { resize: vertical; min-height: 80px; }

/* ============ 表格 ============ */
.data-table {
    width: 100%;
    border-collapse: collapse;
    background: #fff;
}
.data-table th {
    background: #f7f8fa;
    color: var(--text-regular);
    font-weight: 500;
    font-size: 13px;
    padding: 10px 12px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
    white-space: nowrap;
}
.data-table td {
    padding: 11px 12px;
    border-bottom: 1px solid var(--border-light);
    font-size: 13px;
    color: var(--text-primary);
}
.data-table tbody tr:hover { background: #fafbfc; }
.data-table .col-action { white-space: nowrap; }

/* ============ 标签/Tag ============ */
.tag {
    display: inline-flex;
    align-items: center;
    padding: 2px 8px;
    border-radius: 3px;
    font-size: 12px;
    line-height: 1.5;
    background: var(--bg-hover);
    color: var(--text-regular);
}
.tag-primary { background: #e8f1ff; color: var(--primary); }
.tag-success { background: #e6f7ee; color: var(--success); }
.tag-warning { background: #fff4e5; color: var(--warning); }
.tag-danger  { background: #ffece8; color: var(--danger); }
.tag-info    { background: #e8f3ff; color: var(--info); }
.tag-purple  { background: #f3edff; color: var(--purple); }
.tag-gray    { background: #f2f3f5; color: var(--text-secondary); }

/* 状态点 */
.dot-status { display:inline-block; width:6px; height:6px; border-radius:50%; margin-right:6px; vertical-align: middle; }

/* ============ 进度条 ============ */
.progress {
    width: 100%;
    height: 6px;
    background: var(--bg-hover);
    border-radius: 3px;
    overflow: hidden;
}
.progress-bar {
    height: 100%;
    background: var(--primary);
    transition: width 0.3s;
    border-radius: 3px;
}
.progress-bar.success { background: var(--success); }
.progress-bar.warning { background: var(--warning); }
.progress-bar.danger { background: var(--danger); }

/* ============ 工具栏 ============ */
.toolbar {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
    flex-wrap: wrap;
}
.toolbar-left { display: flex; gap: 10px; align-items: center; flex: 1; flex-wrap: wrap; }
.toolbar-right { display: flex; gap: 10px; }

.filter-input {
    padding: 6px 10px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 13px;
    outline: none;
    background: #fff;
    min-width: 140px;
}

/* ============ 分页 ============ */
.pagination {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    padding: 14px 18px;
    gap: 10px;
    color: var(--text-secondary);
    font-size: 13px;
}
.pagination button {
    padding: 4px 10px;
    border: 1px solid var(--border-color);
    background: #fff;
    border-radius: var(--radius-sm);
    cursor: pointer;
}
.pagination button:hover:not(:disabled) { color: var(--primary); border-color: var(--primary); }
.pagination button:disabled { opacity: 0.5; cursor: not-allowed; }
.pagination .active { background: var(--primary); color: #fff; border-color: var(--primary); }

/* ============ 弹窗 ============ */
.modal-mask {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0, 0, 0, 0.45);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}
.modal-mask.show { display: flex; }
.modal {
    background: #fff;
    border-radius: var(--radius-lg);
    width: 600px;
    max-width: 92vw;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.2);
    animation: modalIn 0.2s;
}
.modal-lg { width: 800px; }
@keyframes modalIn { from { transform: scale(0.96); opacity: 0; } to { transform: scale(1); opacity: 1; } }

.modal-header {
    padding: 14px 20px;
    border-bottom: 1px solid var(--border-light);
    display: flex; justify-content: space-between; align-items: center;
}
.modal-header h3 { font-size: 16px; }
.modal-close {
    border: none; background: transparent; font-size: 18px;
    cursor: pointer; color: var(--text-secondary);
    width: 28px; height: 28px; border-radius: 4px;
}
.modal-close:hover { background: var(--bg-hover); }
.modal-body {
    padding: 20px;
    overflow-y: auto;
    flex: 1;
}
.modal-footer {
    padding: 12px 20px;
    border-top: 1px solid var(--border-light);
    display: flex; justify-content: flex-end; gap: 10px;
}

/* ============ 统计卡 ============ */
.stat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 16px;
    margin-bottom: 20px;
}
.stat-card {
    background: #fff;
    border-radius: var(--radius-lg);
    padding: 18px 20px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-light);
    position: relative;
    overflow: hidden;
}
.stat-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0;
    width: 4px; height: 100%;
    background: var(--primary);
}
.stat-card.success::before { background: var(--success); }
.stat-card.warning::before { background: var(--warning); }
.stat-card.danger::before { background: var(--danger); }
.stat-card.purple::before { background: var(--purple); }

.stat-label {
    color: var(--text-secondary);
    font-size: 13px;
    display: flex; align-items: center; justify-content: space-between;
}
.stat-label i { font-size: 18px; opacity: 0.6; }
.stat-value {
    font-size: 28px;
    font-weight: 600;
    color: var(--text-primary);
    margin-top: 6px;
    line-height: 1.2;
}
.stat-trend {
    margin-top: 6px;
    font-size: 12px;
    color: var(--text-secondary);
}
.stat-trend .up { color: var(--success); }
.stat-trend .down { color: var(--danger); }

/* ============ 网格布局 ============ */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.grid-2-1 { display: grid; grid-template-columns: 2fr 1fr; gap: 16px; }

/* ============ 空数据 ============ */
.empty {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-secondary);
}
.empty i { font-size: 40px; opacity: 0.4; }
.empty p { margin-top: 10px; font-size: 13px; }

/* ============ 通知 toast ============ */
.toast {
    position: fixed;
    top: 80px; left: 50%;
    transform: translateX(-50%);
    background: rgba(0, 0, 0, 0.78);
    color: #fff;
    padding: 10px 20px;
    border-radius: var(--radius-md);
    font-size: 13px;
    z-index: 9999;
    display: none;
    animation: toastIn 0.3s;
}
.toast.show { display: block; }
.toast.success { background: var(--success); }
.toast.error { background: var(--danger); }
@keyframes toastIn { from { opacity: 0; top: 60px; } to { opacity: 1; top: 80px; } }

/* ============ 看板 ============ */
.kanban {
    display: flex;
    gap: 14px;
    overflow-x: auto;
    padding-bottom: 10px;
}
.kanban-col {
    background: #f5f7fa;
    border-radius: var(--radius-lg);
    padding: 12px;
    min-width: 280px;
    flex: 1;
}
.kanban-col-header {
    display: flex; justify-content: space-between; align-items: center;
    padding: 4px 6px;
    margin-bottom: 10px;
    font-weight: 600;
    font-size: 13px;
}
.kanban-card {
    background: #fff;
    border-radius: var(--radius-md);
    padding: 12px;
    margin-bottom: 8px;
    box-shadow: var(--shadow-sm);
    cursor: pointer;
    border-left: 3px solid var(--primary);
    transition: all 0.15s;
}
.kanban-card:hover { box-shadow: var(--shadow-md); transform: translateY(-1px); }
.kanban-card.priority-紧急 { border-left-color: var(--danger); }
.kanban-card.priority-高   { border-left-color: var(--warning); }
.kanban-card.priority-中   { border-left-color: var(--primary); }
.kanban-card.priority-低   { border-left-color: var(--text-secondary); }
.kanban-card .title { font-size: 13px; font-weight: 500; margin-bottom: 6px; }
.kanban-card .meta { font-size: 12px; color: var(--text-secondary); display: flex; justify-content: space-between; }

/* ============ 时间线 ============ */
.timeline { padding-left: 16px; border-left: 2px solid var(--border-light); }
.timeline-item { position: relative; padding-bottom: 16px; padding-left: 14px; }
.timeline-item::before {
    content: '';
    position: absolute;
    left: -21px; top: 4px;
    width: 10px; height: 10px;
    border-radius: 50%;
    background: var(--primary);
    border: 2px solid #fff;
}
.timeline-time { font-size: 12px; color: var(--text-secondary); }
.timeline-title { font-size: 13px; font-weight: 500; margin: 2px 0; }
.timeline-desc { font-size: 12px; color: var(--text-regular); }

/* ============ 响应式 ============ */
@media (max-width: 1024px) {
    .sidebar { width: var(--sidebar-collapsed); }
    .sidebar .menu-text, .sidebar .menu-group-title, .sidebar-logo span { display: none; }
    .main-content { margin-left: var(--sidebar-collapsed); }
    .grid-2, .grid-3, .grid-2-1 { grid-template-columns: 1fr; }
}

/* ============ 工具类 ============ */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-secondary { color: var(--text-secondary); }
.mt-10 { margin-top: 10px; } .mt-16 { margin-top: 16px; } .mt-20 { margin-top: 20px; }
.mb-10 { margin-bottom: 10px; } .mb-16 { margin-bottom: 16px; }
.flex { display: flex; }
.flex-1 { flex: 1; }
.gap-10 { gap: 10px; }
.justify-between { justify-content: space-between; }
.items-center { align-items: center; }
.fw-600 { font-weight: 600; }