/* ================================================================
   PREMIUM DESIGN SYSTEM — Global
   ================================================================ */

:root {
    --accent-1: #6366f1;
    --accent-2: #8b5cf6;
    --accent-3: #a78bfa;
    --gradient-accent: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #a78bfa 100%);
    --glass-bg: rgba(30,31,45,0.72);
    --glass-border: rgba(255,255,255,0.06);
    --radius-sm: 0.75rem;
    --radius-md: 1rem;
    --radius-lg: 1.25rem;
    --radius-xl: 1.5rem;
    --shadow-card: 0 1px 2px rgba(0,0,0,0.3), 0 8px 32px rgba(99,102,241,0.08);
    --shadow-glow: 0 0 40px rgba(99,102,241,0.12), 0 0 80px rgba(139,92,246,0.06);
    --transition-fast: 180ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-smooth: 300ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* Body — subtle radial gradient texture */
body {
    min-height: 100vh;
    background:
        radial-gradient(ellipse at 20% 20%, rgba(99,102,241,0.06) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 80%, rgba(139,92,246,0.05) 0%, transparent 50%),
        var(--bs-body-bg);
}

/* ── Navbar ── */
.navbar-premium {
    background: var(--glass-bg) !important;
    border-bottom: 1px solid var(--glass-border) !important;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 1px 3px rgba(0,0,0,0.3);
}
.navbar-premium .navbar-brand {
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 800;
    letter-spacing: -0.02em;
    font-size: 1.15rem;
}
.navbar-premium .navbar-brand i {
    font-size: 1.35rem;
    vertical-align: -2px;
    margin-right: 0.55rem;
}
.navbar-premium .nav-link {
    color: rgba(255,255,255,0.55) !important;
    font-size: 0.82rem;
    font-weight: 500;
    letter-spacing: 0.02em;
    border-radius: var(--radius-sm);
    padding: 0.42rem 0.75rem !important;
    transition: all var(--transition-fast);
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
}
.navbar-premium .nav-link i {
    font-size: 1rem;
    opacity: 0.65;
    transition: opacity var(--transition-fast);
}
.navbar-premium .nav-link:hover i,
.navbar-premium .nav-link.active i {
    opacity: 1;
}
.navbar-premium .nav-link:hover {
    color: rgba(255,255,255,0.85) !important;
    background: rgba(99,102,241,0.08);
}
.navbar-premium .nav-link.active {
    color: var(--accent-3) !important;
    background: rgba(99,102,241,0.12);
}
.navbar-premium .dropdown-menu {
    background: rgba(22,23,34,0.96);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(16px);
    border-radius: var(--radius-sm);
    padding: 0.4rem 0;
}
.navbar-premium .dropdown-item {
    color: rgba(255,255,255,0.65);
    font-size: 0.8rem;
    padding: 0.5rem 1rem;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}
.navbar-premium .dropdown-item i {
    font-size: 0.95rem;
    opacity: 0.55;
    width: 1.1rem;
    text-align: center;
}
.navbar-premium .dropdown-item:hover {
    color: #fff;
    background: rgba(99,102,241,0.1);
}
.navbar-premium .dropdown-item:hover i {
    opacity: 0.85;
}
.navbar-premium .dropdown-divider {
    border-color: rgba(255,255,255,0.06);
}
.navbar-premium .btn-outline-danger {
    border-color: rgba(239,68,68,0.3);
    color: rgba(239,68,68,0.7);
    border-radius: var(--radius-sm);
    font-size: 0.82rem;
    padding: 0.45rem 0.9rem;
    transition: all var(--transition-fast);
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
}
.navbar-premium .btn-outline-danger i {
    font-size: 0.95rem;
}
.navbar-premium .btn-outline-danger:hover {
    background: rgba(239,68,68,0.1);
    border-color: rgba(239,68,68,0.5);
    color: #f87171;
}

/* ── Page header badge ── */
.page-badge {
    font-size: 0.68rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-weight: 600;
    background: linear-gradient(135deg, rgba(99,102,241,0.18), rgba(139,92,246,0.12));
    color: var(--accent-3);
    padding: 0.35rem 0.85rem;
    border-radius: 100px;
    display: inline-block;
}

/* ── Gradient title ── */
.gradient-title {
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 800;
    letter-spacing: -0.02em;
}

/* ── Glass card ── */
.glass-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border-radius: var(--radius-xl) !important;
    box-shadow: var(--shadow-card);
}

/* ── Stat cards ── */
.stat-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    transition: all var(--transition-smooth);
}
.stat-card:hover {
    box-shadow: var(--shadow-glow);
    transform: translateY(-2px);
}
.stat-card .stat-number {
    font-size: 2rem;
    font-weight: 800;
    letter-spacing: -0.03em;
}

/* ── Gradient primary button ── */
.btn-gradient {
    background: var(--gradient-accent) !important;
    border: none !important;
    color: #fff !important;
    font-weight: 600;
    letter-spacing: 0.02em;
    border-radius: var(--radius-md) !important;
    transition: all var(--transition-smooth);
    box-shadow: 0 2px 12px rgba(99,102,241,0.25);
}
.btn-gradient:hover {
    box-shadow: 0 4px 20px rgba(99,102,241,0.4);
    transform: translateY(-1px);
}
.btn-gradient:active {
    transform: translateY(0);
}

/* ── Form controls ── */
.form-control-pm,
.form-select-pm {
    background: rgba(255,255,255,0.025) !important;
    border: 1px solid rgba(255,255,255,0.08) !important;
    border-radius: var(--radius-sm) !important;
    transition: all var(--transition-smooth);
    color: rgba(255,255,255,0.85);
}
.form-control-pm:focus,
.form-select-pm:focus {
    background: rgba(99,102,241,0.05) !important;
    border-color: rgba(99,102,241,0.4) !important;
    box-shadow: 0 0 0 3px rgba(99,102,241,0.06) !important;
}
.form-select-pm option {
    background: #1a1b2e;
    color: #e0e0e0;
}
.form-label-pm {
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    color: rgba(255,255,255,0.35);
    text-transform: uppercase;
}

/* ── Input group prepend ── */
.input-group-text-pm {
    background: rgba(255,255,255,0.02) !important;
    border: 1px solid rgba(255,255,255,0.08) !important;
    color: rgba(255,255,255,0.3);
    border-radius: var(--radius-sm) 0 0 var(--radius-sm) !important;
}

/* ── Table ── */
.table-responsive {
    max-height: 70vh;
    overflow: auto;
    border: none !important;
}
.table thead th {
    position: sticky; top: 0; z-index: 1;
    background: var(--bs-tertiary-bg);
    font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.05em;
    font-weight: 700; color: var(--bs-secondary-color);
    border: 1px solid var(--bs-border-color);
    padding: 0.6rem 0.75rem; white-space: nowrap;
}
.table tbody td {
    font-size: 0.85rem; padding: 0.5rem 0.75rem;
    border: 1px solid rgba(128,128,128,0.12);
    white-space: nowrap;
}
.table tbody tr { transition: background-color 0.08s ease; }
.table tbody tr:hover td {
    background-color: var(--bs-primary-bg-subtle);
    border-bottom-color: var(--bs-primary-border-subtle);
}
.table tbody tr:nth-child(even) td { background-color: var(--bs-tertiary-bg-subtle); }
.table tbody tr:nth-child(even):hover td { background-color: var(--bs-primary-bg-subtle); }
.table { --bs-table-bg: transparent; border-collapse: collapse; border-spacing: 0; }
.table > :not(caption) > * > * { border-bottom-width: 1px; }

/* ── Modal ── */
.modal-content {
    background: var(--glass-bg) !important;
    border: 1px solid var(--glass-border) !important;
    backdrop-filter: blur(24px);
    border-radius: var(--radius-xl) !important;
}

/* ── Alert ── */
.alert-custom {
    border: none;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    padding: 0.75rem 1rem;
    animation: alertIn 0.3s cubic-bezier(0.22, 1, 0.36, 1);
}
@keyframes alertIn {
    from { opacity: 0; transform: translateY(-6px); }
    to { opacity: 1; transform: translateY(0); }
}
.alert-custom-success {
    background: rgba(16,185,129,0.1);
    border: 1px solid rgba(16,185,129,0.2);
    color: #6ee7b7;
}
.alert-custom-error {
    background: rgba(239,68,68,0.1);
    border: 1px solid rgba(239,68,68,0.2);
    color: #fca5a5;
}

/* ── Footer ── */
.app-footer {
    font-size: 0.68rem;
    color: rgba(255,255,255,0.2);
    letter-spacing: 0.03em;
}

/* ── Login page ── */
.login-icon-circle {
    width: 72px; height: 72px;
    margin: 0 auto;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(99,102,241,0.18), rgba(139,92,246,0.1));
    display: flex; align-items: center; justify-content: center;
    font-size: 2rem; color: var(--accent-3);
}

/* ================================================================
   INPUT PAGE — Specific
   ================================================================ */

.input-main-wrapper {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    box-shadow: var(--shadow-card);
    border-radius: var(--radius-xl);
}

/* ── Header ── */
.input-header {
    position: relative;
    overflow: hidden;
}
.input-header::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0; right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(99,102,241,0.3), rgba(139,92,246,0.2), transparent);
}
.input-header-badge {
    font-size: 0.68rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-weight: 600;
    background: linear-gradient(135deg, rgba(99,102,241,0.18), rgba(139,92,246,0.12));
    color: var(--accent-3);
    padding: 0.35rem 0.85rem;
    border-radius: 100px;
}

/* ── Title ── */
.input-title {
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ── Search input group ── */
.search-group {
    position: relative;
}
.search-input {
    background: rgba(255,255,255,0.03) !important;
    border: 1px solid rgba(255,255,255,0.08) !important;
    border-left: none !important;
    font-size: 1.05rem !important;
    letter-spacing: 0.03em;
    transition: all var(--transition-smooth);
    border-radius: 0 !important;
}
.search-input:focus {
    background: rgba(99,102,241,0.04) !important;
    border-color: rgba(99,102,241,0.35) !important;
    box-shadow: 0 0 0 3px rgba(99,102,241,0.08) !important;
}
.search-icon-prepend {
    background: rgba(255,255,255,0.02) !important;
    border: 1px solid rgba(255,255,255,0.08) !important;
    border-right: none !important;
    border-radius: var(--radius-md) 0 0 var(--radius-md) !important;
    color: rgba(255,255,255,0.3);
}
.search-btn {
    background: var(--gradient-accent) !important;
    border: none !important;
    font-weight: 600;
    letter-spacing: 0.02em;
    border-radius: 0 var(--radius-md) var(--radius-md) 0 !important;
    padding-left: 1.5rem !important;
    padding-right: 1.5rem !important;
    transition: all var(--transition-smooth);
    box-shadow: 0 2px 12px rgba(99,102,241,0.25);
}
.search-btn:hover {
    box-shadow: 0 4px 20px rgba(99,102,241,0.4);
    transform: translateY(-1px);
}
.search-btn:active {
    transform: translateY(0);
}
.clear-btn {
    border-radius: var(--radius-md) !important;
    border: 1px solid rgba(255,255,255,0.08) !important;
    transition: all var(--transition-fast);
    aspect-ratio: 1;
}
.clear-btn:hover {
    background: rgba(255,255,255,0.06) !important;
}

/* ── Loading skeleton ── */
.loading-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
}
.loading-pulse {
    animation: searchPulse 2s ease-in-out infinite;
}
@keyframes searchPulse {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 1; }
}
.loading-glow-bar {
    height: 3px;
    border-radius: 100px;
    background: var(--gradient-accent);
    animation: loadingBar 1.8s ease-in-out infinite;
}
@keyframes loadingBar {
    0% { width: 0%; margin-left: 0%; }
    50% { width: 60%; margin-left: 20%; }
    100% { width: 0%; margin-left: 100%; }
}

/* ── Employee card ── */
.employee-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    animation: cardEnter 0.4s cubic-bezier(0.22, 1, 0.36, 1);
}
@keyframes cardEnter {
    from { opacity: 0; transform: translateY(12px); }
    to { opacity: 1; transform: translateY(0); }
}
.employee-card-avatar {
    width: 44px; height: 44px;
    border-radius: var(--radius-sm);
    background: linear-gradient(135deg, rgba(99,102,241,0.25), rgba(139,92,246,0.15));
    display: flex; align-items: center; justify-content: center;
    font-weight: 700; font-size: 1.1rem; color: var(--accent-3);
}
.employee-name {
    font-weight: 700;
    font-size: 1.05rem;
    color: #fff;
    letter-spacing: -0.01em;
}
.employee-badge {
    font-size: 0.7rem;
    font-weight: 500;
    letter-spacing: 0.04em;
    padding: 0.3rem 0.75rem;
    border-radius: 100px;
    background: rgba(255,255,255,0.06);
    color: rgba(255,255,255,0.5);
}
.identity-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 1rem 1.5rem;
}
.identity-label {
    font-size: 0.62rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-weight: 600;
    color: rgba(255,255,255,0.35);
    margin-bottom: 0.2rem;
}
.identity-value {
    font-size: 0.88rem;
    font-weight: 600;
    color: rgba(255,255,255,0.85);
    line-height: 1.3;
}

/* ── Divider ── */
.section-divider {
    border: none;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(99,102,241,0.2), rgba(139,92,246,0.15), transparent);
    margin: 1.5rem 0;
}

/* ── Section title ── */
.section-title {
    font-size: 0.68rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-weight: 700;
    color: rgba(255,255,255,0.4);
    display: flex; align-items: center; gap: 0.5rem;
}
.section-title::before {
    content: '';
    width: 3px; height: 14px;
    border-radius: 100px;
    background: var(--gradient-accent);
}

/* ── Fillable fields ── */
.fillable-field label {
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.03em;
    color: rgba(255,255,255,0.45);
    margin-bottom: 0.35rem;
}
.fillable-field .form-control,
.fillable-field .form-select {
    background: rgba(255,255,255,0.025) !important;
    border: 1px solid rgba(255,255,255,0.08) !important;
    border-radius: var(--radius-sm) !important;
    font-size: 0.92rem;
    padding: 0.65rem 0.9rem;
    transition: all var(--transition-smooth);
    color: rgba(255,255,255,0.85);
}
.fillable-field .form-control:focus,
.fillable-field .form-select:focus {
    background: rgba(99,102,241,0.05) !important;
    border-color: rgba(99,102,241,0.4) !important;
    box-shadow: 0 0 0 3px rgba(99,102,241,0.06) !important;
}
.fillable-field .form-select option {
    background: #1a1b2e;
    color: #e0e0e0;
}

/* ── Save button ── */
.save-btn {
    background: var(--gradient-accent) !important;
    border: none !important;
    font-weight: 700;
    font-size: 0.95rem;
    letter-spacing: 0.03em;
    border-radius: var(--radius-md) !important;
    padding: 0.85rem !important;
    transition: all var(--transition-smooth);
    box-shadow: 0 2px 16px rgba(99,102,241,0.25);
}
.save-btn:hover {
    box-shadow: 0 6px 28px rgba(99,102,241,0.4);
    transform: translateY(-2px);
}
.save-btn:active {
    transform: translateY(0);
}

/* ── Empty state ── */
.empty-state-icon {
    width: 72px; height: 72px;
    margin: 0 auto 1rem;
    border-radius: 50%;
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.05);
    display: flex; align-items: center; justify-content: center;
    font-size: 2rem;
    color: rgba(255,255,255,0.15);
}