/* 快递包裹管理系统统一样式 */
:root {
    --primary: #1a73e8;
    --primary-dark: #1557b0;
    --primary-light: #e8f0fe;
    --success: #0d904f;
    --danger: #d93025;
    --warning: #e37400;
    --info: #1967d2;
    --dark: #202124;
    --gray-100: #f8f9fa;
    --gray-200: #e8eaed;
    --gray-300: #dadce0;
    --gray-600: #5f6368;
    --gray-700: #3c4043;
    --radius: 8px;
    --shadow: 0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.06);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.07), 0 2px 4px rgba(0,0,0,0.06);
}

* { box-sizing: border-box; }
body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto,
                 'Helvetica Neue', Arial, 'PingFang SC', 'Microsoft YaHei',
                 sans-serif;
    background: #f5f7fa;
    color: var(--dark);
    margin: 0;
    min-height: 100vh;
}

/* Navbar */
.navbar {
    background: linear-gradient(135deg, var(--primary), #4285f4);
    padding: 0 24px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    box-shadow: 0 2px 8px rgba(26,115,232,0.2);
    position: sticky;
    top: 0;
    z-index: 1000;
}
.navbar-brand {
    color: #fff;
    font-size: 18px;
    font-weight: 600;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 8px;
    letter-spacing: 0.5px;
}
.navbar-brand svg { width: 24px; height: 24px; fill: #fff; }
.navbar-nav {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: 4px;
}
.navbar-nav a {
    color: rgba(255,255,255,0.9);
    text-decoration: none;
    padding: 8px 16px;
    border-radius: 6px;
    font-size: 14px;
    transition: all 0.2s;
}
.navbar-nav a:hover, .navbar-nav a.active {
    background: rgba(255,255,255,0.15);
    color: #fff;
}
.nav-right {
    display: flex;
    align-items: center;
    gap: 12px;
    color: rgba(255,255,255,0.9);
    font-size: 13px;
}
.btn-logout {
    background: rgba(255,255,255,0.2);
    color: #fff;
    border: 1px solid rgba(255,255,255,0.3);
    padding: 6px 14px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 13px;
    text-decoration: none;
    transition: all 0.2s;
}
.btn-logout:hover {
    background: rgba(255,255,255,0.3);
    color: #fff;
}

/* Main Content */
.main-content {
    max-width: 1320px;
    margin: 0 auto;
    padding: 24px;
}

/* Page Title */
.page-header {
    margin-bottom: 24px;
}
.page-header h1 {
    font-size: 22px;
    font-weight: 600;
    color: var(--dark);
    margin: 0 0 4px 0;
}
.page-header p {
    color: var(--gray-600);
    margin: 0;
    font-size: 14px;
}

/* Cards */
.card {
    background: #fff;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    margin-bottom: 20px;
    border: 1px solid var(--gray-200);
}
.card-header {
    padding: 16px 20px;
    border-bottom: 1px solid var(--gray-200);
    font-weight: 600;
    font-size: 15px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.card-body { padding: 20px; }

/* Stats */
.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);
    display: flex;
    flex-direction: column;
}
.stat-card .stat-value {
    font-size: 28px;
    font-weight: 700;
    color: var(--primary);
}
.stat-card .stat-label {
    font-size: 13px;
    color: var(--gray-600);
    margin-top: 4px;
}

/* Tables */
.table-container { overflow-x: auto; }
table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}
table th {
    background: var(--gray-100);
    padding: 10px 12px;
    text-align: left;
    font-weight: 600;
    color: var(--gray-700);
    border-bottom: 2px solid var(--gray-200);
    white-space: nowrap;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
table td {
    padding: 10px 12px;
    border-bottom: 1px solid var(--gray-200);
    color: var(--dark);
    vertical-align: middle;
}
table tbody tr:hover { background: var(--primary-light); }

/* Badges */
.badge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 500;
}
.badge-success { background: #e6f4ea; color: var(--success); }
.badge-warning { background: #fef7e0; color: var(--warning); }
.badge-info { background: #e8f0fe; color: var(--info); }
.badge-danger { background: #fce8e6; color: var(--danger); }

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border-radius: 6px;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    border: none;
    transition: all 0.2s;
    text-decoration: none;
    white-space: nowrap;
}
.btn-primary {
    background: var(--primary);
    color: #fff;
}
.btn-primary:hover { background: var(--primary-dark); }
.btn-success { background: var(--success); color: #fff; }
.btn-success:hover { background: #0b7d43; }
.btn-danger { background: var(--danger); color: #fff; }
.btn-danger:hover { background: #c5221f; }
.btn-outline {
    background: #fff;
    color: var(--primary);
    border: 1px solid var(--gray-300);
}
.btn-outline:hover {
    background: var(--primary-light);
    border-color: var(--primary);
}
.btn-sm { padding: 5px 12px; font-size: 12px; }

/* Forms */
.form-group { margin-bottom: 16px; }
.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 6px;
}
.form-control {
    width: 100%;
    padding: 9px 12px;
    border: 1px solid var(--gray-300);
    border-radius: 6px;
    font-size: 14px;
    transition: border-color 0.2s;
    color: var(--dark);
    background: #fff;
}
.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(26,115,232,0.12);
}
.form-control-sm {
    padding: 6px 10px;
    font-size: 13px;
}

/* Alerts */
.alert {
    padding: 12px 16px;
    border-radius: 6px;
    margin-bottom: 16px;
    font-size: 14px;
}
.alert-success { background: #e6f4ea; color: var(--success); border: 1px solid #ceead6; }
.alert-danger { background: #fce8e6; color: var(--danger); border: 1px solid #f5c6cb; }
.alert-warning { background: #fef7e0; color: #8a6d14; border: 1px solid #fceabb; }
.alert-info { background: #e8f0fe; color: var(--info); border: 1px solid #c6dafc; }

/* Pagination */
.pagination {
    display: flex;
    gap: 4px;
    list-style: none;
    padding: 0;
    justify-content: center;
    margin-top: 20px;
}
.pagination a, .pagination span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 36px;
    height: 36px;
    padding: 0 10px;
    border: 1px solid var(--gray-300);
    border-radius: 6px;
    color: var(--dark);
    text-decoration: none;
    font-size: 13px;
    transition: all 0.2s;
}
.pagination a:hover { background: var(--primary-light); border-color: var(--primary); }
.pagination .active a, .pagination .active span {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
}

/* Filters */
.filter-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    align-items: flex-end;
    margin-bottom: 16px;
}
.filter-bar .form-group { margin-bottom: 0; }
.filter-bar .form-control { width: auto; min-width: 140px; }

/* Modal */
.modal-overlay {
    display: none;
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.45);
    z-index: 2000;
    align-items: center;
    justify-content: center;
}
.modal-overlay.show { display: flex; }
.modal-box {
    background: #fff;
    border-radius: 12px;
    padding: 24px;
    max-width: 500px;
    width: 90%;
    max-height: 80vh;
    overflow-y: auto;
    box-shadow: 0 20px 60px rgba(0,0,0,0.2);
}
.modal-box h3 {
    margin: 0 0 16px 0;
    font-size: 18px;
}
.modal-actions {
    display: flex;
    gap: 8px;
    justify-content: flex-end;
    margin-top: 20px;
}

/* Login */
.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #e8f0fe 0%, #d4e4fc 50%, #f5f7fa 100%);
}
.login-card {
    background: #fff;
    border-radius: 16px;
    padding: 40px;
    width: 380px;
    box-shadow: 0 10px 40px rgba(26,115,232,0.15);
}
.login-card h2 {
    text-align: center;
    color: var(--primary);
    margin: 0 0 8px 0;
    font-size: 24px;
}
.login-card .subtitle {
    text-align: center;
    color: var(--gray-600);
    font-size: 14px;
    margin-bottom: 28px;
}
.login-card .btn {
    width: 100%;
    justify-content: center;
    padding: 11px;
    font-size: 15px;
    margin-top: 8px;
}

/* Station select multi */
.station-checkboxes {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    max-height: 200px;
    overflow-y: auto;
    padding: 8px;
    border: 1px solid var(--gray-300);
    border-radius: 6px;
}
.station-checkbox-item {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    background: var(--gray-100);
    border-radius: 6px;
    font-size: 13px;
    cursor: pointer;
    transition: all 0.15s;
}
.station-checkbox-item:hover { background: var(--primary-light); }
.station-checkbox-item input[type='checkbox'] { accent-color: var(--primary); }

/* Express brand tag */
.brand-tag {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 500;
}
.brand-sto { background: #fff3e0; color: #e65100; }
.brand-yto, .brand-yt { background: #fce4ec; color: #c62828; }
.brand-yunda, .brand-yd { background: #fff9c4; color: #f9a825; }
.brand-zto, .brand-zt { background: #e3f2fd; color: #1565c0; }
.brand-jitu, .brand-jt { background: #f3e5f5; color: #7b1fa2; }
.brand-sf { background: #e8f5e9; color: #2e7d32; }
.brand-yz { background: #e8f5e9; color: #00695c; }

/* Image thumbnail */
.img-thumb {
    width: 48px;
    height: 48px;
    border-radius: 6px;
    object-fit: cover;
    border: 1px solid var(--gray-300);
    cursor: pointer;
    transition: transform 0.15s;
}
.img-thumb:hover { transform: scale(1.1); }

/* Responsive */
@media (max-width: 768px) {
    .main-content { padding: 16px; }
    .filter-bar { flex-direction: column; }
    .filter-bar .form-control { width: 100%; min-width: auto; }
    .navbar { padding: 0 12px; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .login-card { width: 90%; padding: 24px; }
}