/* =============================================
   ADMIN PANEL — ELCT NWD
   ============================================= */

:root {
    --admin-sidebar: #002678;
    --admin-sidebar-hover: #003399;
    --admin-sidebar-active: rgba(255,255,255,0.15);
    --admin-accent: #0dcaf0;
    --admin-topbar: #ffffff;
    --admin-bg: #f0f2f5;
    --admin-card: #ffffff;
    --admin-text: #233142;
    --admin-muted: #6c757d;
    --admin-border: #dee2e6;
    --admin-radius: 10px;
    --admin-sidebar-width: 260px;
    --admin-topbar-height: 64px;
    --admin-transition: 0.2s ease;
}

/* ── Reset ───────────────────────────────────── */
body.admin-body {
    font-family: 'Poppins', sans-serif;
    background: var(--admin-bg);
    color: var(--admin-text);
    min-height: 100vh;
}

/* ── Sidebar ─────────────────────────────────── */
.admin-sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: var(--admin-sidebar-width);
    height: 100vh;
    background: var(--admin-sidebar);
    color: #fff;
    z-index: 1040;
    overflow-y: auto;
    transition: transform var(--admin-transition);
}

.admin-sidebar::-webkit-scrollbar {
    width: 4px;
}

.admin-sidebar::-webkit-scrollbar-thumb {
    background: rgba(255,255,255,0.2);
    border-radius: 4px;
}

.sidebar-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 20px 20px 16px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    text-decoration: none;
    color: #fff;
}

.sidebar-brand:hover {
    color: #fff;
}

.sidebar-brand-icon {
    width: 40px;
    height: 40px;
    background: var(--admin-accent);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--admin-sidebar);
    flex-shrink: 0;
}

.sidebar-brand-logo {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    object-fit: contain;
    flex-shrink: 0;
}

.sidebar-brand-text {
    font-size: 0.95rem;
    font-weight: 600;
    line-height: 1.3;
}

.sidebar-brand-text small {
    display: block;
    font-size: 0.7rem;
    font-weight: 400;
    opacity: 0.6;
}

/* Nav Items */
.sidebar-nav {
    padding: 12px 0;
}

.sidebar-heading {
    padding: 12px 20px 6px;
    font-size: 0.65rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    opacity: 0.4;
}

.sidebar-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 20px;
    color: rgba(255,255,255,0.7);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 400;
    border-radius: 0;
    transition: all var(--admin-transition);
    border-left: 3px solid transparent;
}

.sidebar-link i {
    font-size: 1.1rem;
    width: 22px;
    text-align: center;
    flex-shrink: 0;
}

.sidebar-link:hover {
    color: #fff;
    background: var(--admin-sidebar-hover);
    border-left-color: var(--admin-accent);
}

.sidebar-link.active {
    color: #fff;
    background: var(--admin-sidebar-active);
    border-left-color: var(--admin-accent);
    font-weight: 500;
}

.sidebar-link .badge {
    margin-left: auto;
    font-size: 0.65rem;
    padding: 3px 7px;
    border-radius: 20px;
}

/* ── Topbar ──────────────────────────────────── */
.admin-topbar {
    position: fixed;
    top: 0;
    left: var(--admin-sidebar-width);
    right: 0;
    height: var(--admin-topbar-height);
    background: var(--admin-topbar);
    border-bottom: 1px solid var(--admin-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    z-index: 1030;
}

.topbar-left {
    display: flex;
    align-items: center;
    gap: 16px;
}

.topbar-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.4rem;
    color: var(--admin-text);
    cursor: pointer;
    padding: 4px;
}

.topbar-title {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--admin-text);
    margin: 0;
}

.topbar-right {
    display: flex;
    align-items: center;
    gap: 16px;
}

.topbar-link {
    color: var(--admin-muted);
    font-size: 0.85rem;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: color var(--admin-transition);
}

.topbar-link:hover {
    color: var(--admin-text);
}

.topbar-user {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 6px 12px;
    background: var(--admin-bg);
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 500;
}

.topbar-user-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--admin-sidebar);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    font-weight: 600;
}

/* ── Main Content ────────────────────────────── */
.admin-main {
    margin-left: var(--admin-sidebar-width);
    margin-top: var(--admin-topbar-height);
    padding: 24px;
    min-height: calc(100vh - var(--admin-topbar-height));
}

/* ── Page Header ─────────────────────────────── */
.admin-page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
    flex-wrap: wrap;
    gap: 12px;
}

.admin-page-header h1 {
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0;
    color: var(--admin-text);
}

.admin-breadcrumb {
    font-size: 0.8rem;
    color: var(--admin-muted);
    margin: 2px 0 0;
}

.admin-breadcrumb a {
    color: var(--admin-sidebar);
    text-decoration: none;
}

/* ── Cards ───────────────────────────────────── */
.admin-card {
    background: var(--admin-card);
    border: 1px solid var(--admin-border);
    border-radius: var(--admin-radius);
    padding: 24px;
    margin-bottom: 24px;
}

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

.admin-card-header h5 {
    font-size: 1rem;
    font-weight: 600;
    margin: 0;
}

/* ── Stat Cards ──────────────────────────────── */
.stat-card {
    background: var(--admin-card);
    border: 1px solid var(--admin-border);
    border-radius: var(--admin-radius);
    padding: 24px;
    display: flex;
    align-items: center;
    gap: 16px;
    transition: all var(--admin-transition);
    text-decoration: none;
    color: inherit;
}

.stat-card:hover {
    border-color: var(--admin-sidebar);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,38,120,0.08);
    color: inherit;
}

.stat-card-icon {
    width: 56px;
    height: 56px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.stat-card-info h3 {
    font-size: 1.75rem;
    font-weight: 700;
    margin: 0;
    line-height: 1.2;
}

.stat-card-info p {
    font-size: 0.8rem;
    color: var(--admin-muted);
    margin: 2px 0 0;
}

/* ── Tables ──────────────────────────────────── */
.admin-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
}

.admin-table thead th {
    background: var(--admin-bg);
    font-weight: 600;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--admin-muted);
    padding: 12px 16px;
    border-bottom: 2px solid var(--admin-border);
    white-space: nowrap;
}

.admin-table tbody td {
    padding: 12px 16px;
    border-bottom: 1px solid var(--admin-border);
    vertical-align: middle;
}

.admin-table tbody tr:hover {
    background: rgba(0,38,120,0.02);
}

.admin-table tbody tr:last-child td {
    border-bottom: none;
}

.table-actions {
    display: flex;
    gap: 6px;
    align-items: center;
}

.table-actions .btn {
    padding: 4px 10px;
    font-size: 0.78rem;
    border-radius: 6px;
}

/* ── Buttons ─────────────────────────────────── */
.btn-admin-primary {
    background: var(--admin-sidebar);
    color: #fff;
    border: none;
    padding: 10px 24px;
    border-radius: 8px;
    font-size: 0.875rem;
    font-weight: 500;
    transition: all var(--admin-transition);
}

.btn-admin-primary:hover {
    background: var(--admin-sidebar-hover);
    color: #fff;
    transform: translateY(-1px);
}

.btn-admin-secondary {
    background: transparent;
    color: var(--admin-text);
    border: 1px solid var(--admin-border);
    padding: 10px 24px;
    border-radius: 8px;
    font-size: 0.875rem;
    font-weight: 500;
    transition: all var(--admin-transition);
}

.btn-admin-secondary:hover {
    border-color: var(--admin-sidebar);
    color: var(--admin-sidebar);
}

.btn-admin-danger {
    background: transparent;
    color: #dc3545;
    border: 1px solid #dc3545;
    padding: 10px 24px;
    border-radius: 8px;
    font-size: 0.875rem;
    font-weight: 500;
    transition: all var(--admin-transition);
}

.btn-admin-danger:hover {
    background: #dc3545;
    color: #fff;
}

.btn-sm {
    padding: 5px 12px !important;
    font-size: 0.78rem !important;
}

/* ── Forms ────────────────────────────────────── */
.admin-form .form-label {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--admin-text);
    margin-bottom: 6px;
}

.admin-form .form-control,
.admin-form .form-select {
    background: var(--admin-bg);
    border: 1px solid var(--admin-border);
    border-radius: 8px;
    padding: 10px 14px;
    font-size: 0.875rem;
    color: var(--admin-text);
    transition: all var(--admin-transition);
}

.admin-form .form-control:focus,
.admin-form .form-select:focus {
    background: #fff;
    border-color: var(--admin-sidebar);
    box-shadow: 0 0 0 3px rgba(0,38,120,0.08);
    outline: none;
}

.admin-form .form-control.is-invalid,
.admin-form .form-select.is-invalid {
    border-color: #dc3545;
}

.admin-form .form-control.is-invalid:focus,
.admin-form .form-select.is-invalid:focus {
    box-shadow: 0 0 0 3px rgba(220,53,69,0.1);
}

.admin-form textarea.form-control {
    min-height: 120px;
    resize: vertical;
}

.admin-form .invalid-feedback {
    font-size: 0.78rem;
}

.admin-form .form-text {
    font-size: 0.75rem;
    color: var(--admin-muted);
}

/* ── Alerts ──────────────────────────────────── */
.admin-alert {
    border: none;
    border-radius: var(--admin-radius);
    padding: 14px 20px;
    font-size: 0.875rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

.admin-alert-success {
    background: rgba(25,135,84,0.1);
    color: #0f5132;
}

.admin-alert-danger {
    background: rgba(220,53,69,0.1);
    color: #842029;
}

/* ── Badges ──────────────────────────────────── */
.admin-badge {
    font-size: 0.7rem;
    padding: 4px 10px;
    border-radius: 20px;
    font-weight: 500;
}

/* ── Empty State ─────────────────────────────── */
.admin-empty {
    text-align: center;
    padding: 48px 24px;
    color: var(--admin-muted);
}

.admin-empty i {
    font-size: 3rem;
    margin-bottom: 12px;
    opacity: 0.3;
}

.admin-empty h5 {
    font-weight: 600;
    margin-bottom: 4px;
    color: var(--admin-text);
}

/* ── Pagination ──────────────────────────────── */
.admin-pagination .page-link {
    border-radius: 8px;
    margin: 0 2px;
    font-size: 0.82rem;
    color: var(--admin-text);
    border-color: var(--admin-border);
    padding: 6px 12px;
}

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

/* ── Login Page ──────────────────────────────── */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--admin-sidebar) 0%, #001a5c 100%);
    padding: 24px;
}

.login-card {
    background: #fff;
    border-radius: 16px;
    padding: 48px 40px;
    width: 100%;
    max-width: 440px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}

.login-brand {
    text-align: center;
    margin-bottom: 32px;
}

.login-brand-icon {
    width: 64px;
    height: 64px;
    background: var(--admin-sidebar);
    border-radius: 16px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 16px;
}

.login-brand-logo {
    width: 64px;
    height: 64px;
    object-fit: contain;
    margin-bottom: 16px;
}

.login-brand h2 {
    font-size: 1.3rem;
    font-weight: 700;
    margin: 0;
    color: var(--admin-text);
}

.login-brand p {
    font-size: 0.85rem;
    color: var(--admin-muted);
    margin: 4px 0 0;
}

.login-form .form-label {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--admin-text);
}

.login-form .form-control {
    background: var(--admin-bg);
    border: 1px solid var(--admin-border);
    border-radius: 10px;
    padding: 12px 16px;
    font-size: 0.9rem;
}

.login-form .form-control:focus {
    background: #fff;
    border-color: var(--admin-sidebar);
    box-shadow: 0 0 0 3px rgba(0,38,120,0.1);
}

.login-btn {
    width: 100%;
    background: var(--admin-sidebar);
    color: #fff;
    border: none;
    border-radius: 10px;
    padding: 12px;
    font-size: 0.95rem;
    font-weight: 600;
    transition: all var(--admin-transition);
}

.login-btn:hover {
    background: var(--admin-sidebar-hover);
    transform: translateY(-1px);
}

/* ── Responsive ──────────────────────────────── */
@media (max-width: 991.98px) {
    .admin-sidebar {
        transform: translateX(-100%);
    }
    .admin-sidebar.show {
        transform: translateX(0);
    }
    .admin-topbar {
        left: 0;
    }
    .admin-main {
        margin-left: 0;
    }
    .topbar-toggle {
        display: block;
    }
    .sidebar-overlay {
        position: fixed;
        inset: 0;
        background: rgba(0,0,0,0.5);
        z-index: 1035;
        display: none;
    }
    .sidebar-overlay.show {
        display: block;
    }
}

@media (max-width: 575.98px) {
    .admin-main {
        padding: 16px;
    }
    .login-card {
        padding: 32px 24px;
    }
    .stat-card {
        padding: 16px;
    }
    .admin-page-header {
        flex-direction: column;
        align-items: flex-start;
    }
}