/* ============================================================
   海淀区残联组联部工作平台 - 样式表
   简洁实用风格，适配政务办公场景
   ============================================================ */

/* Reset & Base */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
    --primary: #1a6fb5;
    --primary-dark: #155a8a;
    --primary-light: #e8f4fd;
    --danger: #d93025;
    --danger-light: #fce8e6;
    --success: #188038;
    --success-light: #e6f4ea;
    --warning: #e37400;
    --warning-light: #fef7e0;
    --bg: #f0f2f5;
    --bg-white: #ffffff;
    --text: #202124;
    --text-secondary: #5f6368;
    --border: #dadce0;
    --border-light: #e8eaed;
    --shadow: 0 1px 3px rgba(0,0,0,.1);
    --shadow-lg: 0 4px 12px rgba(0,0,0,.15);
    --radius: 6px;
    --radius-lg: 10px;
    --sidebar-width: 220px;
    --header-height: 56px;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    font-size: 14px;
    color: var(--text);
    background: var(--bg);
    line-height: 1.6;
}

a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }
ul { list-style: none; }

/* ===================== Login Page ===================== */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #1a6fb5 0%, #0d4f85 100%);
}

.login-container {
    width: 400px;
    max-width: 95%;
}

.login-header {
    text-align: center;
    color: #fff;
    margin-bottom: 24px;
}

.login-header h1 {
    font-size: 26px;
    font-weight: 600;
    letter-spacing: 2px;
    margin-bottom: 4px;
}

.login-header p {
    font-size: 15px;
    opacity: .85;
}

.login-box {
    background: #fff;
    border-radius: var(--radius-lg);
    padding: 36px 32px;
    box-shadow: var(--shadow-lg);
}

.login-box h2 {
    text-align: center;
    font-size: 20px;
    margin-bottom: 28px;
    color: var(--text);
}

.login-footer {
    text-align: center;
    color: rgba(255,255,255,.7);
    margin-top: 20px;
    font-size: 13px;
}

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

/* Sidebar */
.sidebar {
    width: var(--sidebar-width);
    background: linear-gradient(180deg, #1a3a5c 0%, #0d2640 100%);
    color: #fff;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    z-index: 100;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
}

.sidebar-brand {
    padding: 18px 16px;
    border-bottom: 1px solid rgba(255,255,255,.1);
}

.sidebar-brand h2 {
    font-size: 15px;
    font-weight: 600;
    text-align: center;
    letter-spacing: 1px;
}

.sidebar-nav {
    flex: 1;
    padding: 12px 0;
}

.sidebar-nav .nav-group {
    margin-bottom: 6px;
}

.sidebar-nav .nav-group-title {
    padding: 8px 20px 4px;
    font-size: 11px;
    text-transform: uppercase;
    opacity: .5;
    letter-spacing: 1px;
}

.sidebar-nav a {
    display: flex;
    align-items: center;
    padding: 10px 20px;
    color: rgba(255,255,255,.8);
    font-size: 14px;
    transition: all .15s;
    border-left: 3px solid transparent;
}

.sidebar-nav a:hover {
    background: rgba(255,255,255,.08);
    color: #fff;
    text-decoration: none;
}

.sidebar-nav a.active {
    background: rgba(255,255,255,.12);
    color: #fff;
    border-left-color: #4da3ff;
}

.sidebar-nav a .nav-icon {
    margin-right: 10px;
    width: 18px;
    text-align: center;
    font-size: 15px;
}

.sidebar-user {
    padding: 14px 16px;
    border-top: 1px solid rgba(255,255,255,.1);
    font-size: 13px;
}

.sidebar-user .user-name {
    font-weight: 600;
    margin-bottom: 2px;
}

.sidebar-user .user-role {
    opacity: .7;
    font-size: 12px;
}

.sidebar-user .logout-link {
    display: inline-block;
    margin-top: 6px;
    color: rgba(255,255,255,.6);
    font-size: 12px;
}

/* Main Content */
.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    min-height: 100vh;
}

/* Header */
.header {
    background: #fff;
    height: var(--header-height);
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    position: sticky;
    top: 0;
    z-index: 50;
}

.header-title {
    font-size: 16px;
    font-weight: 600;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.header-time {
    font-size: 13px;
    color: var(--text-secondary);
}

.content-area {
    padding: 24px;
}

/* ===================== Cards ===================== */
.card {
    background: #fff;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.card-header {
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-light);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.card-header h3 {
    font-size: 16px;
    font-weight: 600;
}

.card-body {
    padding: 20px;
}

.card-footer {
    padding: 12px 20px;
    border-top: 1px solid var(--border-light);
    background: #fafafa;
}

/* Stat Cards */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.stat-card {
    background: #fff;
    border-radius: var(--radius);
    padding: 20px;
    box-shadow: var(--shadow);
    border-left: 4px solid var(--primary);
}

.stat-card.success { border-left-color: var(--success); }
.stat-card.warning { border-left-color: var(--warning); }
.stat-card.danger  { border-left-color: var(--danger); }

.stat-card .stat-value {
    font-size: 32px;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 4px;
}

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

/* ===================== Tables ===================== */
.table-wrapper {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
}

table th, table td {
    padding: 10px 14px;
    text-align: left;
    border-bottom: 1px solid var(--border-light);
}

table th {
    background: #f8f9fa;
    font-weight: 600;
    font-size: 13px;
    color: var(--text-secondary);
    white-space: nowrap;
}

table tr:hover {
    background: #f8f9fb;
}

table .actions {
    white-space: nowrap;
}

table .actions a, table .actions button {
    margin: 0 2px;
}

/* ===================== Forms ===================== */
.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 6px;
    font-size: 13px;
    color: var(--text-secondary);
}

.form-group .required::after {
    content: ' *';
    color: var(--danger);
}

input[type="text"],
input[type="password"],
input[type="email"],
input[type="number"],
input[type="date"],
input[type="datetime-local"],
input[type="tel"],
input[type="search"],
select,
textarea {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 14px;
    font-family: inherit;
    color: var(--text);
    background: #fff;
    transition: border-color .15s;
}

input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(26,111,181,.1);
}

textarea {
    resize: vertical;
    min-height: 100px;
}

select {
    cursor: pointer;
}

.form-inline {
    display: flex;
    gap: 12px;
    align-items: flex-end;
    flex-wrap: wrap;
}

.form-inline .form-group {
    margin-bottom: 0;
    flex: 1;
    min-width: 160px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-row-3 {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 16px;
}

.form-hint {
    font-size: 12px;
    color: var(--text-secondary);
    margin-top: 4px;
}

/* ===================== Buttons ===================== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 8px 18px;
    border: 1px solid transparent;
    border-radius: var(--radius);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    text-decoration: none;
    transition: all .15s;
    line-height: 1.4;
}

.btn:hover { text-decoration: none; }

.btn-primary {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
}
.btn-primary:hover { background: var(--primary-dark); }

.btn-success {
    background: var(--success);
    color: #fff;
}
.btn-success:hover { opacity: .9; }

.btn-danger {
    background: var(--danger);
    color: #fff;
}
.btn-danger:hover { opacity: .9; }

.btn-warning {
    background: var(--warning);
    color: #fff;
}

.btn-outline {
    background: #fff;
    color: var(--text);
    border-color: var(--border);
}
.btn-outline:hover { background: var(--bg); }

.btn-sm {
    padding: 4px 12px;
    font-size: 13px;
}

.btn-block {
    width: 100%;
    display: flex;
    justify-content: center;
}

.btn:disabled {
    opacity: .6;
    cursor: not-allowed;
}

.btn-group {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

/* ===================== Alerts ===================== */
.alert {
    padding: 12px 16px;
    border-radius: var(--radius);
    margin-bottom: 16px;
    font-size: 14px;
}

.alert-error   { background: var(--danger-light); color: var(--danger); border: 1px solid #f5c6cb; }
.alert-success { background: var(--success-light); color: var(--success); border: 1px solid #c3e6cb; }
.alert-warning { background: var(--warning-light); color: var(--warning); border: 1px solid #ffeaa7; }
.alert-info    { background: var(--primary-light); color: var(--primary); border: 1px solid #b6d4fe; }

/* ===================== Badges ===================== */
.badge {
    display: inline-block;
    padding: 2px 10px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
}

.badge-primary { background: var(--primary-light); color: var(--primary); }
.badge-success { background: var(--success-light); color: var(--success); }
.badge-danger  { background: var(--danger-light); color: var(--danger); }
.badge-warning { background: var(--warning-light); color: var(--warning); }
.badge-info    { background: #e8f0fe; color: #174ea6; }

/* ===================== Pagination ===================== */
.pagination {
    display: flex;
    align-items: center;
    gap: 4px;
    flex-wrap: wrap;
    padding: 16px 0;
}

.pagination .page-info {
    margin-right: 12px;
    font-size: 13px;
    color: var(--text-secondary);
}

.pagination .page-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 34px;
    height: 34px;
    padding: 0 8px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 13px;
    color: var(--text);
    background: #fff;
    transition: all .15s;
}

.pagination .page-link:hover {
    background: var(--primary-light);
    border-color: var(--primary);
    text-decoration: none;
}

.pagination .page-link.active {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
}

/* ===================== Search Bar ===================== */
.search-bar {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 16px;
    padding: 16px;
    background: #fff;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.search-bar input, .search-bar select {
    width: auto;
    min-width: 160px;
}

/* ===================== Modal ===================== */
.modal-overlay {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,.5);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal {
    background: #fff;
    border-radius: var(--radius-lg);
    width: 500px;
    max-width: 95%;
    max-height: 85vh;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
}

.modal-header {
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-light);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.modal-header h3 { font-size: 16px; }

.modal-body {
    padding: 20px;
}

.modal-footer {
    padding: 12px 20px;
    border-top: 1px solid var(--border-light);
    display: flex;
    justify-content: flex-end;
    gap: 8px;
}

.modal-close {
    background: none;
    border: none;
    font-size: 22px;
    cursor: pointer;
    color: var(--text-secondary);
    padding: 0 4px;
    line-height: 1;
}

/* ===================== Tabs ===================== */
.tabs {
    display: flex;
    border-bottom: 2px solid var(--border-light);
    margin-bottom: 20px;
}

.tabs .tab {
    padding: 10px 20px;
    cursor: pointer;
    font-size: 14px;
    color: var(--text-secondary);
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    transition: all .15s;
}

.tabs .tab:hover {
    color: var(--text);
}

.tabs .tab.active {
    color: var(--primary);
    border-bottom-color: var(--primary);
    font-weight: 600;
}

/* ===================== Misc ===================== */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-muted { color: var(--text-secondary); }
.text-danger { color: var(--danger); }
.text-success { color: var(--success); }
.text-small { font-size: 12px; }
.mt-1 { margin-top: 8px; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }
.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; }
.mr-1 { margin-right: 8px; }

.tag {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 3px;
    font-size: 12px;
    background: #f0f2f5;
    color: var(--text-secondary);
    margin: 2px;
}

.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-secondary);
}

.empty-state .empty-icon {
    font-size: 48px;
    margin-bottom: 12px;
    opacity: .4;
}

.loading {
    text-align: center;
    padding: 20px;
    color: var(--text-secondary);
}

.spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid var(--border);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin .6s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

/* File upload */
.file-upload-area {
    border: 2px dashed var(--border);
    border-radius: var(--radius);
    padding: 20px;
    text-align: center;
    cursor: pointer;
    transition: border-color .15s;
}

.file-upload-area:hover {
    border-color: var(--primary);
}

.file-list {
    margin-top: 8px;
}

.file-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 6px 10px;
    background: #f8f9fa;
    border-radius: var(--radius);
    margin-bottom: 4px;
    font-size: 13px;
}

.file-item .file-remove {
    color: var(--danger);
    cursor: pointer;
    background: none;
    border: none;
    font-size: 16px;
}

/* Print */
@media print {
    .sidebar, .header, .btn, .search-bar { display: none !important; }
    .main-content { margin-left: 0 !important; }
}

/* Responsive */
@media (max-width: 768px) {
    .sidebar { width: 60px; }
    .sidebar-nav a span { display: none; }
    .sidebar-brand h2 { font-size: 12px; }
    .main-content { margin-left: 60px; }
    .form-row, .form-row-3 { grid-template-columns: 1fr; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
}