/* =============================================
   RAM CHARAN BLOOD BANK - ADMIN STYLESHEET
   ============================================= */

.admin-body {
    background: var(--gray-50);
    font-family: var(--font-body);
}

/* ========== LOGIN SCREEN ========== */
.admin-login {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    background: linear-gradient(135deg, #fef2f2 0%, #fee2e2 50%, #fde8e8 100%);
}
.admin-login-card {
    width: 100%;
    max-width: 420px;
    background: var(--white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    padding: 48px 40px;
    text-align: center;
}
.admin-login-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 14px;
    margin-bottom: 32px;
}
.admin-login-logo .logo-icon {
    width: 56px; height: 56px;
    font-size: 1.4rem;
    border-radius: var(--radius-lg);
}
.admin-login-logo h1 {
    font-family: var(--font-primary);
    font-weight: 800;
    font-size: 1.3rem;
    color: var(--gray-900);
    line-height: 1.2;
    text-align: left;
}
.admin-login-logo h1 span {
    color: var(--red-600);
    font-size: 0.9rem;
    letter-spacing: 2px;
}
.admin-login-card > h2 {
    font-family: var(--font-primary);
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 8px;
}
.admin-login-sub {
    color: var(--gray-500);
    font-size: 0.92rem;
    margin-bottom: 32px;
}
.admin-login-card .form-group {
    text-align: left;
    margin-bottom: 16px;
}
.admin-login-note {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    background: var(--gray-50);
    border-radius: var(--radius-md);
    padding: 12px 16px;
    margin-top: 24px;
    text-align: left;
}
.admin-login-note i {
    color: var(--red-500);
    margin-top: 2px;
}
.admin-login-note p {
    font-size: 0.8rem;
    color: var(--gray-500);
    margin: 0;
}
.admin-login-note code {
    background: var(--gray-200);
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 0.75rem;
    color: var(--gray-800);
}
.admin-back-link {
    display: block;
    margin-top: 20px;
    color: var(--gray-500);
    font-size: 0.88rem;
}
.admin-back-link:hover { color: var(--red-600); }

/* ========== DASHBOARD LAYOUT ========== */
.admin-dashboard {
    display: flex;
    min-height: 100vh;
}

.admin-sidebar {
    width: 260px;
    background: var(--gray-900);
    color: var(--white);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    z-index: 100;
    transition: var(--transition);
}
.admin-sidebar-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 20px 24px;
    border-bottom: 1px solid rgba(255,255,255,0.08);
}
.admin-sidebar-logo .logo-name { color: var(--white); display: block; }
.admin-sidebar-logo .logo-sub { color: var(--red-400); display: block; letter-spacing: 2px; }

.admin-nav {
    flex: 1;
    padding: 16px 12px;
    display: flex;
    flex-direction: column;
    gap: 2px;
    overflow-y: auto;
}
.admin-nav-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    border-radius: var(--radius-md);
    color: var(--gray-400);
    font-size: 0.9rem;
    font-weight: 500;
    transition: var(--transition-fast);
}
.admin-nav-link:hover { background: rgba(255,255,255,0.06); color: var(--white); }
.admin-nav-link.active {
    background: var(--red-600);
    color: var(--white);
}
.admin-nav-link i { width: 20px; text-align: center; }
.nav-badge {
    margin-left: auto;
    background: var(--red-500);
    color: var(--white);
    font-size: 0.7rem;
    padding: 2px 8px;
    border-radius: var(--radius-full);
    min-width: 20px;
    text-align: center;
}
.admin-nav-link.active .nav-badge { background: rgba(255,255,255,0.25); }

.admin-sidebar-footer {
    padding: 16px;
    border-top: 1px solid rgba(255,255,255,0.08);
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.admin-view-site {
    background: rgba(255,255,255,0.1);
    color: var(--white);
    font-size: 0.85rem;
}
.admin-view-site:hover { background: rgba(255,255,255,0.2); }
.btn-logout {
    background: transparent;
    color: var(--gray-400);
    border: 1px solid rgba(255,255,255,0.15);
    font-size: 0.85rem;
}
.btn-logout:hover { background: rgba(220,38,38,0.2); color: var(--white); border-color: var(--red-600); }

/* ========== MAIN AREA ========== */
.admin-main {
    flex: 1;
    margin-left: 260px;
    padding: 0;
    min-width: 0;
}
.admin-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(255,255,255,0.9);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    padding: 16px 32px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--gray-100);
}
.admin-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 1.3rem;
    color: var(--gray-700);
    cursor: pointer;
    padding: 8px;
}
.admin-header-title {
    font-family: var(--font-primary);
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--gray-900);
}
.admin-header-actions {
    display: flex;
    align-items: center;
    gap: 20px;
}
.admin-notif-btn {
    position: relative;
    background: none;
    border: none;
    font-size: 1.2rem;
    color: var(--gray-600);
    cursor: pointer;
    padding: 8px;
    border-radius: 50%;
    transition: var(--transition-fast);
}
.admin-notif-btn:hover { background: var(--gray-100); }
.notif-dot {
    position: absolute;
    top: 4px; right: 4px;
    width: 10px; height: 10px;
    background: var(--red-500);
    border-radius: 50%;
    border: 2px solid var(--white);
}
.admin-user-info {
    display: flex;
    align-items: center;
    gap: 12px;
}
.admin-avatar {
    width: 40px; height: 40px;
    background: linear-gradient(135deg, var(--red-500), var(--red-700));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
}
.admin-user-name {
    display: block;
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--gray-800);
    line-height: 1.2;
}
.admin-user-role {
    display: block;
    font-size: 0.75rem;
    color: var(--gray-400);
}

/* ========== SECTIONS ========== */
.admin-section {
    display: none;
    padding: 32px;
}
.admin-section.active { display: block; animation: fadeIn 0.3s ease-out; }
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ========== STATS ========== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}
.stat-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 24px;
    display: flex;
    align-items: center;
    gap: 16px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--gray-100);
    transition: var(--transition);
}
.stat-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.stat-icon {
    width: 48px; height: 48px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    flex-shrink: 0;
}
.stat-red { background: #fee2e2; color: var(--red-600); }
.stat-blue { background: #dbeafe; color: #2563eb; }
.stat-amber { background: #fef3c7; color: #d97706; }
.stat-green { background: #dcfce7; color: #16a34a; }
.stat-purple { background: #f3e8ff; color: #7c3aed; }
.stat-number {
    display: block;
    font-family: var(--font-primary);
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--gray-900);
    line-height: 1.1;
}
.stat-label {
    display: block;
    font-size: 0.8rem;
    color: var(--gray-500);
    font-weight: 500;
}

/* ========== PANELS ========== */
.admin-grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}
.admin-panel {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 24px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--gray-100);
    margin-bottom: 24px;
}
.admin-panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
    flex-wrap: wrap;
    gap: 12px;
}
.admin-panel-header h3 {
    font-family: var(--font-primary);
    font-weight: 700;
    font-size: 1.05rem;
    color: var(--gray-900);
    display: flex;
    align-items: center;
    gap: 10px;
}
.admin-panel-header h3 i { color: var(--red-500); }
.admin-panel-link {
    color: var(--red-600);
    font-size: 0.88rem;
    font-weight: 600;
}
.admin-panel-link:hover { text-decoration: underline; }

/* ========== MINI STOCK ========== */
.mini-stock {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
}
.mini-stock-item {
    background: var(--gray-50);
    border-radius: var(--radius-md);
    padding: 12px;
    text-align: center;
    border: 1px solid var(--gray-100);
}
.mini-stock-group {
    font-family: var(--font-primary);
    font-weight: 800;
    font-size: 1.1rem;
    color: var(--red-600);
    display: block;
}
.mini-stock-value {
    font-weight: 700;
    font-size: 1.3rem;
    color: var(--gray-900);
    display: block;
}
.mini-stock-status {
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    padding: 2px 8px;
    border-radius: var(--radius-full);
}
.ms-good { background: #dcfce7; color: #166534; }
.ms-moderate { background: #fef3c7; color: #92400e; }
.ms-low { background: #ffedd5; color: #9a3412; }
.ms-critical { background: #fee2e2; color: #991b1b; }

/* ========== RECENT ACTIVITY ========== */
.recent-activity {
    display: flex;
    flex-direction: column;
    gap: 12px;
    max-height: 300px;
    overflow-y: auto;
}
.activity-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 12px;
    background: var(--gray-50);
    border-radius: var(--radius-md);
    border-left: 3px solid var(--red-400);
}
.activity-item i {
    font-size: 1.1rem;
    color: var(--red-500);
    margin-top: 2px;
}
.activity-time {
    display: block;
    font-size: 0.75rem;
    color: var(--gray-400);
}
.activity-detail { flex: 1; }
.activity-detail p { font-size: 0.85rem; color: var(--gray-600); margin: 0; }
.empty-state {
    text-align: center;
    color: var(--gray-400);
    padding: 32px;
    font-size: 0.9rem;
}

/* ========== STOCK MANAGEMENT ========== */
.stock-manage-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 24px;
}
.stock-manage-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 16px;
    background: var(--gray-50);
    border-radius: var(--radius-md);
    border: 1px solid var(--gray-100);
    min-width: 0;
}
.stock-manage-group {
    font-family: var(--font-primary);
    font-weight: 800;
    font-size: 1.4rem;
    color: var(--red-600);
    display: block;
}
.stock-manage-note {
    display: block;
    font-size: 0.75rem;
    color: var(--gray-400);
    max-width: 180px;
}
.stock-manage-controls {
    display: flex;
    align-items: center;
    gap: 8px;
}
.stock-manage-value {
    font-family: var(--font-primary);
    font-weight: 800;
    font-size: 1.3rem;
    color: var(--gray-900);
    min-width: 28px;
    text-align: center;
}
.stock-minus, .stock-plus {
    width: 34px; height: 34px;
    border-radius: 50%;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    transition: var(--transition-fast);
}
.stock-minus { background: var(--gray-200); color: var(--gray-700); }
.stock-minus:hover { background: var(--gray-300); }
.stock-plus { background: var(--red-100); color: var(--red-600); }
.stock-plus:hover { background: var(--red-200); }
.stock-slider {
    width: 80px;
    accent-color: var(--red-500);
}

/* ========== TABLES ========== */
.admin-table-wrap {
    overflow-x: auto;
    border-radius: var(--radius-md);
    border: 1px solid var(--gray-100);
}
.admin-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.88rem;
    min-width: 800px;
}
.admin-table th {
    background: var(--gray-50);
    padding: 14px 16px;
    text-align: left;
    font-weight: 600;
    color: var(--gray-600);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 1px solid var(--gray-100);
    white-space: nowrap;
}
.admin-table td {
    padding: 14px 16px;
    border-bottom: 1px solid var(--gray-100);
    color: var(--gray-700);
    vertical-align: middle;
}
.admin-table tr:last-child td { border-bottom: none; }
.admin-table tbody tr:hover { background: var(--gray-50); }
.table-empty {
    text-align: center;
    padding: 40px !important;
    color: var(--gray-400);
}

.status-badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    white-space: nowrap;
}
.status-pending { background: #fef3c7; color: #92400e; }
.status-processing { background: #dbeafe; color: #1e40af; }
.status-ready { background: #f3e8ff; color: #7c3aed; }
.status-completed { background: #dcfce7; color: #166534; }
.status-cancelled { background: #fee2e2; color: #991b1b; }

.urgency-badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    white-space: nowrap;
}
.urgency-critical { background: #fee2e2; color: #991b1b; }
.urgency-urgent { background: #ffedd5; color: #9a3412; }
.urgency-soon { background: #fef3c7; color: #92400e; }
.urgency-planned { background: var(--gray-100); color: var(--gray-600); }

.blood-group-chip {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--red-50);
    color: var(--red-600);
    font-weight: 800;
    font-family: var(--font-primary);
    padding: 4px 12px;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
}

.table-actions {
    display: flex;
    gap: 6px;
    white-space: nowrap;
}
.table-action-btn {
    padding: 6px 10px;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--white);
    transition: var(--transition-fast);
    background: var(--gray-500);
}
.table-action-btn:hover { opacity: 0.85; transform: translateY(-1px); }
.act-processing { background: #2563eb; }
.act-ready { background: #7c3aed; }
.act-completed { background: #16a34a; }
.act-cancelled { background: #dc2626; }
.act-delete { background: #ef4444; }
.act-call { background: #059669; }
.act-wa { background: #128c7e; }

/* ========== SEARCH & FILTERS ========== */
.admin-search-box {
    position: relative;
}
.admin-search-box i {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--gray-400);
    font-size: 0.9rem;
}
.admin-search-box input {
    padding: 10px 14px 10px 40px;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-full);
    font-size: 0.88rem;
    width: 260px;
    outline: none;
    transition: var(--transition-fast);
}
.admin-search-box input:focus {
    border-color: var(--red-400);
    box-shadow: 0 0 0 4px rgba(220,38,38,0.1);
}

.donor-filters, .request-filters {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 20px;
}
.donor-filters select, .request-filters select, .request-filters input {
    padding: 10px 14px;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    outline: none;
    background: var(--white);
    cursor: pointer;
}
.donor-filters select:focus, .request-filters select:focus, .request-filters input:focus {
    border-color: var(--red-400);
    box-shadow: 0 0 0 4px rgba(220,38,38,0.1);
}

/* ========== NOTIFICATIONS ========== */
.notifications-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
    max-height: 600px;
    overflow-y: auto;
}
.notification-item {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    padding: 16px;
    border-radius: var(--radius-md);
    background: var(--gray-50);
    border: 1px solid var(--gray-100);
    transition: var(--transition-fast);
}
.notification-item.unread {
    background: var(--red-50);
    border-color: var(--red-200);
}
.notification-item:hover { transform: translateX(2px); }
.notification-icon {
    width: 40px; height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    flex-shrink: 0;
    background: var(--gray-200);
    color: var(--gray-600);
}
.notification-item.unread .notification-icon { background: var(--red-100); color: var(--red-600); }
.notification-content { flex: 1; }
.notification-content p { font-size: 0.9rem; color: var(--gray-700); margin: 0; }
.notification-time {
    font-size: 0.75rem;
    color: var(--gray-400);
    margin-top: 4px;
}
.notification-mark {
    background: none;
    border: none;
    color: var(--red-500);
    cursor: pointer;
    font-size: 0.8rem;
    font-weight: 600;
    padding: 4px;
}
.notification-mark:hover { text-decoration: underline; }

/* ========== SETTINGS ========== */
.settings-group {
    display: flex;
    flex-direction: column;
    gap: 16px;
}
.settings-note {
    color: var(--gray-500);
    font-size: 0.88rem;
}
.settings-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}
.btn-secondary {
    background: var(--gray-200);
    color: var(--gray-700);
}
.btn-secondary:hover { background: var(--gray-300); }
.btn-danger {
    background: #dc2626;
    color: var(--white);
}
.btn-danger:hover { background: #b91c1c; }

.switch-label {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    font-size: 0.92rem;
    color: var(--gray-700);
    font-weight: 500;
    cursor: pointer;
}
.switch-label input[type="checkbox"] {
    display: none;
}
.switch {
    width: 48px; height: 26px;
    background: var(--gray-300);
    border-radius: var(--radius-full);
    position: relative;
    transition: var(--transition-fast);
    flex-shrink: 0;
}
.switch::after {
    content: '';
    position: absolute;
    top: 3px; left: 3px;
    width: 20px; height: 20px;
    background: var(--white);
    border-radius: 50%;
    transition: var(--transition-fast);
    box-shadow: var(--shadow-sm);
}
.switch-label input[type="checkbox"]:checked + .switch {
    background: var(--red-500);
}
.switch-label input[type="checkbox"]:checked + .switch::after {
    transform: translateX(22px);
}

/* ========== RESPONSIVE ========== */
@media (max-width: 1024px) {
    .admin-grid-2 { grid-template-columns: 1fr; }
    .stock-manage-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
    .admin-sidebar {
        transform: translateX(-100%);
    }
    .admin-sidebar.open {
        transform: translateX(0);
        box-shadow: var(--shadow-xl);
    }
    .admin-main {
        margin-left: 0;
    }
    .admin-menu-btn { display: block; }
    .admin-header { padding: 12px 16px; }
    .admin-section { padding: 16px; }
    .admin-user-info { display: none; }
    .admin-search-box input { width: 180px; }
    .stats-grid { grid-template-columns: 1fr 1fr; }
    .mini-stock { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 480px) {
    .stats-grid { grid-template-columns: 1fr; }
    .admin-search-box { width: 100%; }
    .admin-search-box input { width: 100%; }
    .donor-filters, .request-filters { flex-direction: column; }
    .donor-filters select, .request-filters select, .request-filters input { width: 100%; }
    .stock-manage-item { flex-direction: column; align-items: flex-start; }
    .stock-slider { flex: 1; width: auto; }
    .admin-panel { padding: 16px; }
}