/* ===== ADMIN PANEL CSS ===== */
:root {
    --admin-bg: #f5f5f5;
    --admin-sidebar: #000;
    --admin-sidebar-w: 240px;
    --admin-card-bg: #fff;
    --admin-border: #e5e5e5;
    --admin-text: #111;
    --admin-text-muted: #777;
    --admin-accent: #111;
    --admin-success: #059669;
    --admin-warning: #d97706;
    --admin-danger: #dc2626;
    --radius: 8px;
    --radius-lg: 12px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--admin-bg);
    color: var(--admin-text);
    line-height: 1.6;
    min-height: 100vh;
}

a { color: var(--admin-accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* Layout */
.admin-layout {
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.admin-sidebar {
    width: var(--admin-sidebar-w);
    background: var(--admin-sidebar);
    color: #fff;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    z-index: 100;
    display: flex;
    flex-direction: column;
    overflow-y: auto;
}

.admin-sidebar-brand {
    padding: 24px 20px;
    border-bottom: 1px solid #222;
    display: flex;
    align-items: center;
    gap: 10px;
}

.admin-sidebar-brand img { height: 28px; }
.admin-sidebar-brand span {
    font-size: 0.7rem;
    background: #333;
    color: #aaa;
    padding: 2px 8px;
    border-radius: 50px;
    font-weight: 600;
}

.admin-nav {
    list-style: none;
    padding: 16px 0;
    flex: 1;
}

.admin-nav li a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 11px 20px;
    color: #999;
    font-size: 0.88rem;
    font-weight: 500;
    transition: all 0.15s;
    border-left: 3px solid transparent;
}

.admin-nav li a:hover {
    color: #fff;
    background: #111;
    text-decoration: none;
}

.admin-nav li a.active {
    color: #fff;
    background: #111;
    border-left-color: #fff;
}

.admin-nav li a i { width: 18px; text-align: center; font-size: 0.9rem; }

.admin-nav-divider {
    height: 1px;
    background: #222;
    margin: 12px 20px;
}

.admin-sidebar-footer {
    padding: 16px 20px;
    border-top: 1px solid #222;
    font-size: 0.75rem;
    color: #555;
}

/* Main Content */
.admin-main {
    flex: 1;
    margin-left: var(--admin-sidebar-w);
    min-height: 100vh;
}

.admin-topbar {
    background: #fff;
    border-bottom: 1px solid var(--admin-border);
    padding: 16px 32px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 50;
}

.admin-topbar h1 {
    font-size: 1.15rem;
    font-weight: 700;
}

.admin-topbar-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.admin-content {
    padding: 32px;
}

/* Stats Grid */
.admin-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 32px;
}

.admin-stat-card {
    background: var(--admin-card-bg);
    border: 1px solid var(--admin-border);
    border-radius: var(--radius-lg);
    padding: 20px;
}

.admin-stat-card .stat-icon {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    margin-bottom: 12px;
}

.admin-stat-card .stat-value {
    font-size: 1.5rem;
    font-weight: 800;
    line-height: 1.2;
}

.admin-stat-card .stat-label {
    font-size: 0.8rem;
    color: var(--admin-text-muted);
    margin-top: 2px;
}

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

.admin-card-header {
    padding: 16px 20px;
    border-bottom: 1px solid var(--admin-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.admin-card-header h3 {
    font-size: 0.95rem;
    font-weight: 700;
}

.admin-card-body { padding: 20px; }

/* Tables */
.admin-table {
    width: 100%;
    border-collapse: collapse;
}

.admin-table th {
    text-align: left;
    padding: 10px 14px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--admin-text-muted);
    border-bottom: 1px solid var(--admin-border);
    background: #fafafa;
}

.admin-table td {
    padding: 12px 14px;
    font-size: 0.87rem;
    border-bottom: 1px solid #f0f0f0;
    vertical-align: middle;
}

.admin-table tbody tr:hover { background: #fafafa; }

/* Badges */
.abadge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 50px;
    font-size: 0.72rem;
    font-weight: 600;
}
.abadge-success { background: #ecfdf5; color: #059669; }
.abadge-warning { background: #fef3c7; color: #92400e; }
.abadge-danger { background: #fef2f2; color: #dc2626; }
.abadge-info { background: #eff6ff; color: #2563eb; }
.abadge-light { background: #f5f5f5; color: #555; }

/* Buttons */
.abtn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border: none;
    border-radius: var(--radius);
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: opacity 0.15s;
    white-space: nowrap;
}
.abtn:hover { opacity: 0.85; text-decoration: none; }

.abtn-primary { background: #111; color: #fff; }
.abtn-success { background: #059669; color: #fff; }
.abtn-warning { background: #d97706; color: #fff; }
.abtn-danger { background: #dc2626; color: #fff; }
.abtn-outline { background: transparent; color: #111; border: 1px solid #ddd; }
.abtn-sm { padding: 5px 12px; font-size: 0.78rem; }

/* Forms */
.admin-form-group { margin-bottom: 16px; }
.admin-form-group label {
    display: block;
    font-size: 0.82rem;
    font-weight: 600;
    margin-bottom: 6px;
    color: #444;
}
.admin-input {
    width: 100%;
    padding: 9px 14px;
    border: 1px solid var(--admin-border);
    border-radius: var(--radius);
    font-size: 0.88rem;
    outline: none;
    transition: border-color 0.15s;
}
.admin-input:focus { border-color: #111; }

/* Scanner Credentials Box */
.scanner-creds-box {
    background: #f8f8f8;
    border: 1px dashed #ddd;
    border-radius: var(--radius-lg);
    padding: 20px;
    text-align: center;
}

.scanner-creds-box .cred-item {
    display: inline-block;
    margin: 8px 16px;
    text-align: left;
}

.scanner-creds-box .cred-label {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--admin-text-muted);
    font-weight: 600;
}

.scanner-creds-box .cred-value {
    font-size: 1rem;
    font-weight: 700;
    font-family: 'Courier New', monospace;
    color: var(--admin-text);
    margin-top: 2px;
}

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

.admin-empty i { font-size: 2.5rem; margin-bottom: 12px; opacity: 0.3; }
.admin-empty h3 { font-size: 1rem; margin-bottom: 6px; color: #555; }
.admin-empty p { font-size: 0.85rem; }

/* Alert */
.admin-alert {
    padding: 12px 16px;
    border-radius: var(--radius);
    font-size: 0.87rem;
    margin-bottom: 20px;
}
.admin-alert-success { background: #ecfdf5; color: #065f46; border: 1px solid #a7f3d0; }
.admin-alert-error { background: #fef2f2; color: #991b1b; border: 1px solid #fecaca; }
.admin-alert-info { background: #eff6ff; color: #1e40af; border: 1px solid #bfdbfe; }

/* Auth page */
.admin-auth {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #000;
}

.admin-auth-card {
    background: #fff;
    border-radius: 16px;
    padding: 40px;
    width: 100%;
    max-width: 400px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}

.admin-auth-card h1 {
    font-size: 1.3rem;
    font-weight: 800;
    margin-bottom: 6px;
}

.admin-auth-card .subtitle {
    color: var(--admin-text-muted);
    font-size: 0.88rem;
    margin-bottom: 24px;
}

/* Report print */
@media print {
    .admin-sidebar, .admin-topbar, .no-print { display: none !important; }
    .admin-main { margin-left: 0 !important; }
    .admin-content { padding: 16px !important; }
}

/* Responsive */
@media (max-width: 768px) {
    .admin-sidebar {
        transform: translateX(-100%);
        transition: transform 0.3s;
    }
    .admin-sidebar.open { transform: translateX(0); }
    .admin-main { margin-left: 0; }
    .admin-content { padding: 16px; }
    .admin-topbar { padding: 12px 16px; }
    .admin-stats { grid-template-columns: repeat(2, 1fr); }
}