/* PayrollPro — Modern Admin Design System */
:root {
    --sidebar-width: 272px;
    --topbar-height: 72px;
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #818cf8;
    --accent: #06b6d4;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --sidebar-bg: #0f172a;
    --sidebar-surface: #1e293b;
    --body-bg: #f1f5f9;
    --card-bg: #ffffff;
    --text-primary: #0f172a;
    --text-secondary: #64748b;
    --text-muted: #94a3b8;
    --border: #e2e8f0;
    --border-light: #f1f5f9;
    --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.04);
    --shadow: 0 4px 6px -1px rgba(15, 23, 42, 0.06), 0 2px 4px -2px rgba(15, 23, 42, 0.04);
    --shadow-lg: 0 10px 15px -3px rgba(15, 23, 42, 0.08), 0 4px 6px -4px rgba(15, 23, 42, 0.04);
    --radius: 14px;
    --radius-lg: 18px;
    --transition: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

* { box-sizing: border-box; }

body {
    font-family: 'Plus Jakarta Sans', 'Inter', system-ui, sans-serif;
    background: var(--body-bg);
    background-image:
        radial-gradient(ellipse 80% 50% at 50% -20%, rgba(99, 102, 241, 0.08), transparent),
        radial-gradient(ellipse 60% 40% at 100% 0%, rgba(6, 182, 212, 0.05), transparent);
    color: var(--text-primary);
    margin: 0;
    -webkit-font-smoothing: antialiased;
}

/* ─── Sidebar ─── */
#sidebar {
    width: var(--sidebar-width);
    height: 100vh;
    height: 100dvh;
    background: linear-gradient(180deg, #0f172a 0%, #1e293b 50%, #0f172a 100%);
    position: fixed;
    top: 0;
    left: 0;
    z-index: 1040;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    border-right: 1px solid rgba(255, 255, 255, 0.06);
    box-shadow: 4px 0 24px rgba(15, 23, 42, 0.12);
    transition: transform var(--transition);
}

#sidebar::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 200px;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.15) 0%, transparent 60%);
    pointer-events: none;
}

#sidebar .sidebar-brand {
    flex-shrink: 0;
    padding: 1.5rem 1.25rem;
    position: relative;
    z-index: 1;
}

#sidebar .brand-logo {
    width: 42px;
    height: 42px;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    color: #fff;
    box-shadow: 0 4px 14px rgba(99, 102, 241, 0.4);
}

#sidebar .sidebar-brand h5 {
    color: #fff;
    font-weight: 700;
    margin: 0;
    font-size: 1.05rem;
    letter-spacing: -0.02em;
}

#sidebar .sidebar-brand small {
    color: rgba(255, 255, 255, 0.45);
    font-size: 0.72rem;
    font-weight: 500;
}

#sidebar .sidebar-nav {
    flex: 1;
    min-height: 0;
    overflow-y: auto;
    overflow-x: hidden;
    -webkit-overflow-scrolling: touch;
    padding: 0.5rem 0 1rem;
    position: relative;
    z-index: 1;
}

#sidebar .sidebar-nav::-webkit-scrollbar { width: 5px; }
#sidebar .sidebar-nav::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.15);
    border-radius: 10px;
}

#sidebar .nav-section {
    padding: 1rem 1.25rem 0.35rem;
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: rgba(255, 255, 255, 0.35);
    font-weight: 700;
}

#sidebar .nav-link {
    color: rgba(255, 255, 255, 0.7);
    padding: 0.65rem 1rem;
    border-radius: 10px;
    margin: 0.15rem 0.75rem;
    font-size: 0.875rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    transition: all var(--transition);
    border: 1px solid transparent;
}

#sidebar .nav-link i {
    font-size: 1.1rem;
    width: 22px;
    opacity: 0.85;
}

#sidebar .nav-link:hover {
    background: rgba(255, 255, 255, 0.06);
    color: #fff;
    border-color: rgba(255, 255, 255, 0.06);
}

#sidebar .nav-link.active {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.25) 0%, rgba(6, 182, 212, 0.15) 100%);
    color: #fff;
    border-color: rgba(99, 102, 241, 0.3);
    box-shadow: 0 2px 8px rgba(99, 102, 241, 0.2);
}

#sidebar .nav-link.active i { opacity: 1; }

#sidebar .sidebar-footer {
    flex-shrink: 0;
    padding: 1rem 1.25rem;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    position: relative;
    z-index: 1;
}

#sidebar .role-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.35rem 0.65rem;
    border-radius: 8px;
    font-size: 0.7rem;
    font-weight: 600;
    background: rgba(99, 102, 241, 0.2);
    color: var(--primary-light);
}

/* ─── Main & Topbar ─── */
#main-content {
    margin-left: var(--sidebar-width);
    min-height: 100vh;
    transition: margin var(--transition);
}

#topbar {
    height: var(--topbar-height);
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    padding: 0 1.75rem;
    position: sticky;
    top: 0;
    z-index: 1030;
    gap: 1rem;
}

#topbar .page-breadcrumb {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin: 0;
}

#topbar .page-breadcrumb strong {
    color: var(--text-primary);
    font-weight: 600;
}

#topbar .topbar-clock {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--border-light);
    border-radius: 10px;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-secondary);
}

#topbar .user-menu-btn {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.4rem 0.85rem 0.4rem 0.4rem;
    border: 1px solid var(--border);
    border-radius: 12px;
    background: #fff;
    transition: all var(--transition);
}

#topbar .user-menu-btn:hover {
    border-color: var(--primary-light);
    box-shadow: var(--shadow-sm);
}

#topbar .user-avatar {
    width: 38px;
    height: 38px;
    border-radius: 10px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-weight: 700;
    font-size: 0.9rem;
    flex-shrink: 0;
}

#topbar .user-avatar-img {
    border: 2px solid rgba(99, 102, 241, 0.25);
}

#topbar .user-info .name {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
    line-height: 1.2;
}

#topbar .user-info .role {
    font-size: 0.7rem;
    color: var(--text-muted);
    font-weight: 500;
}

.content-area {
    padding: 1.5rem 1.75rem 2rem;
}

/* ─── Page Header ─── */
.page-header {
    background: var(--card-bg);
    border-radius: var(--radius-lg);
    padding: 1.5rem 1.75rem;
    margin-bottom: 1.5rem;
    border: 1px solid var(--border);
    box-shadow: var(--shadow-sm);
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: linear-gradient(180deg, var(--primary) 0%, var(--accent) 100%);
    border-radius: 4px 0 0 4px;
}

.page-header h5,
.page-header .page-title {
    font-size: 1.35rem;
    font-weight: 700;
    letter-spacing: -0.03em;
    margin-bottom: 0.25rem;
    color: var(--text-primary);
}

.page-header .text-muted,
.page-header .page-subtitle {
    font-size: 0.875rem;
    color: var(--text-secondary) !important;
}

/* ─── Cards ─── */
.card {
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    background: var(--card-bg);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    transition: box-shadow var(--transition);
}

.card:hover {
    box-shadow: var(--shadow);
}

.card .card-header {
    background: transparent;
    border-bottom: 1px solid var(--border-light);
    padding: 1.15rem 1.5rem;
    font-weight: 600;
    font-size: 0.95rem;
}

.card .card-body { padding: 1.25rem 1.5rem; }

.card .card-footer {
    background: var(--border-light);
    border-top: 1px solid var(--border);
    padding: 0.85rem 1.5rem;
}

/* Stat cards */
.stat-card {
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    background: var(--card-bg);
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition), box-shadow var(--transition);
    position: relative;
    overflow: hidden;
}

.stat-card::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 120px;
    height: 120px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.06) 0%, transparent 70%);
    pointer-events: none;
}

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

.stat-card .stat-label {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin-bottom: 0.35rem;
}

.stat-card .stat-value {
    font-size: 1.75rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    line-height: 1.1;
}

.stat-card .icon-box {
    width: 56px;
    height: 56px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

/* ─── Tables ─── */
.table-responsive {
    border-radius: 0 0 var(--radius-lg) var(--radius-lg);
}

.table {
    margin-bottom: 0;
    font-size: 0.875rem;
}

.table thead th {
    background: var(--border-light);
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 0.9rem 1.25rem;
    border-bottom: 1px solid var(--border);
}

.table tbody td {
    padding: 1rem 1.25rem;
    vertical-align: middle;
    border-color: var(--border-light);
}

.table-hover tbody tr {
    transition: background var(--transition);
}

.table-hover tbody tr:hover {
    background: rgba(99, 102, 241, 0.04);
}

/* ─── Buttons ─── */
.btn {
    font-weight: 600;
    font-size: 0.875rem;
    border-radius: 10px;
    padding: 0.5rem 1rem;
    transition: all var(--transition);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    border: none;
    box-shadow: 0 2px 8px rgba(99, 102, 241, 0.35);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-dark) 0%, #4338ca 100%);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.4);
}

.btn-success {
    background: linear-gradient(135deg, var(--success) 0%, #059669 100%);
    border: none;
}

.btn-light, .btn-outline-secondary {
    background: #fff;
    border: 1px solid var(--border);
    color: var(--text-secondary);
}

.btn-light:hover {
    background: var(--border-light);
    border-color: var(--text-muted);
    color: var(--text-primary);
}

.btn-sm { padding: 0.4rem 0.85rem; font-size: 0.8rem; border-radius: 8px; }

.btn-outline-primary {
    border-color: var(--primary-light);
    color: var(--primary);
    font-weight: 600;
}

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

/* Quick action cards on dashboard */
a.card:hover .fw-bold { color: var(--primary) !important; }

/* ─── Forms ─── */
.form-control, .form-select {
    border-radius: 10px;
    border: 1px solid var(--border);
    padding: 0.55rem 0.9rem;
    font-size: 0.875rem;
    transition: border-color var(--transition), box-shadow var(--transition);
}

.form-control:focus, .form-select:focus {
    border-color: var(--primary-light);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
}

.input-group-text {
    border-radius: 10px 0 0 10px;
    background: var(--border-light);
    border-color: var(--border);
    color: var(--text-muted);
}

/* ─── Badges ─── */
.badge {
    font-weight: 600;
    font-size: 0.72rem;
    padding: 0.35em 0.65em;
    border-radius: 8px;
}

.badge-present  { background: #d1fae5; color: #047857; }
.badge-late     { background: #fef3c7; color: #b45309; }
.badge-absent   { background: #fee2e2; color: #b91c1c; }
.badge-paid     { background: #d1fae5; color: #047857; }
.badge-pending  { background: #fef3c7; color: #b45309; }
.badge-active   { background: #e0e7ff; color: #4338ca; }
.badge-inactive { background: #f1f5f9; color: #64748b; }

/* ─── Progress ─── */
.progress {
    background: var(--border-light);
    border-radius: 10px;
    overflow: hidden;
}

.progress-bar { border-radius: 10px; }

/* ─── Dashboard chart card ─── */
.chart-card .card-title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.chart-card .card-title i {
    color: var(--primary);
}

/* Performer list */
.performer-item {
    padding: 0.75rem;
    border-radius: 12px;
    transition: background var(--transition);
}

.performer-item:hover {
    background: var(--border-light);
}

.performer-rank {
    width: 40px;
    height: 40px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 0.85rem;
    color: #fff;
}

.performer-rank.gold { background: linear-gradient(135deg, #fbbf24, #f59e0b); }
.performer-rank.silver { background: linear-gradient(135deg, #94a3b8, #64748b); }
.performer-rank.bronze { background: linear-gradient(135deg, #d97706, #b45309); }

/* Filter bar */
.filter-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1rem 1.25rem;
    margin-bottom: 1.25rem;
}

/* Dropdown */
.dropdown-menu {
    border: 1px solid var(--border);
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
    padding: 0.5rem;
}

.dropdown-item {
    border-radius: 8px;
    font-size: 0.875rem;
    font-weight: 500;
    padding: 0.5rem 0.85rem;
}

.dropdown-item:hover {
    background: var(--border-light);
}

/* Pagination */
.pagination .page-link {
    border-radius: 8px !important;
    margin: 0 2px;
    border: 1px solid var(--border);
    color: var(--text-secondary);
    font-weight: 500;
}

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

/* Mobile overlay */
.sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.5);
    z-index: 1035;
    backdrop-filter: blur(2px);
}

@media (max-width: 991.98px) {
    #sidebar { transform: translateX(-100%); }
    #sidebar.show { transform: translateX(0); }
    #main-content { margin-left: 0; }
    .sidebar-overlay.show { display: block; }
    .content-area { padding: 1rem; }
}

@media print {
    #sidebar, #topbar, .sidebar-overlay, .no-print { display: none !important; }
    #main-content { margin-left: 0 !important; }
    body { background: #fff; }
}

/* ─── Password fields ─── */
.password-input-group .form-control {
    border-right: 0;
}

.password-input-group .password-toggle-btn {
    border-color: var(--border);
    background: var(--border-light);
    color: var(--text-secondary);
    padding: 0 0.85rem;
    border-radius: 0 10px 10px 0 !important;
}

.password-input-group .password-toggle-btn:hover {
    background: #e2e8f0;
    color: var(--text-primary);
}

.password-input-group .input-group-text {
    border-radius: 10px 0 0 10px;
}

.password-strength-track {
    height: 6px;
    background: #e2e8f0;
    border-radius: 10px;
    overflow: hidden;
}

.password-strength-fill {
    height: 100%;
    border-radius: 10px;
    transition: width 0.25s ease, background 0.25s ease;
}

.password-strength-fill.level-weak { background: linear-gradient(90deg, #ef4444, #f87171); }
.password-strength-fill.level-normal { background: linear-gradient(90deg, #f59e0b, #fbbf24); }
.password-strength-fill.level-strong { background: linear-gradient(90deg, #10b981, #34d399); }

.password-strength-badge.level-weak {
    background: #fee2e2;
    color: #b91c1c;
}

.password-strength-badge.level-normal {
    background: #fef3c7;
    color: #b45309;
}

.password-strength-badge.level-strong {
    background: #d1fae5;
    color: #047857;
}

/* ─── Form layouts (create / edit pages) ─── */
.form-layout-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
}

.form-layout-card {
    border-radius: var(--radius-lg) !important;
    overflow: hidden;
}

.form-layout-card-body {
    padding: 1.75rem 2rem 2rem;
}

@media (max-width: 767.98px) {
    .form-layout-card-body {
        padding: 1.25rem 1.25rem 1.5rem;
    }
}

.form-section + .form-section {
    margin-top: 1.75rem;
    padding-top: 1.75rem;
    border-top: 1px solid var(--border-light);
}

.form-section-head {
    margin-bottom: 1rem;
}

.form-section-title {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--text-secondary);
    margin: 0;
}

.form-section-desc {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin: 0.35rem 0 0;
}

.form-layout .form-label {
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.35rem;
}

.form-layout .password-field-wrapper {
    margin-bottom: 0 !important;
}

.form-layout .col-md-6 > .password-field-wrapper {
    width: 100%;
}

.form-actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    margin-top: 1.75rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-light);
}

.form-actions .btn-primary {
    min-width: 140px;
}

.form-aside-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 1.25rem 1.5rem;
    box-shadow: var(--shadow-sm);
}

.form-aside-card .form-aside-label {
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
    margin-bottom: 0.2rem;
}

.form-aside-card .form-aside-value {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.form-aside-card .form-aside-value:last-child {
    margin-bottom: 0;
}

.form-aside-hint {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.06) 0%, rgba(6, 182, 212, 0.06) 100%);
    border: 1px solid rgba(99, 102, 241, 0.12);
    border-radius: var(--radius);
    padding: 1rem 1.15rem;
    font-size: 0.8125rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.form-aside-hint i {
    color: var(--primary);
}