/* ================================================
   Argex Lisans Sistemi — Admin Panel Stilleri
   ================================================ */

:root {
    --argex-primary: #6366f1;
    --argex-primary-dark: #4f46e5;
    --argex-bg: #0f172a;
    --argex-card: #1e293b;
    --argex-border: #334155;
    --argex-text: #e2e8f0;
    --argex-text-muted: #94a3b8;
    --argex-success: #10b981;
    --argex-danger: #ef4444;
    --argex-warning: #f59e0b;
    --argex-info: #3b82f6;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--argex-bg);
    color: var(--argex-text);
    line-height: 1.6;
    min-height: 100vh;
}

/* Login Page */
.login-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: linear-gradient(135deg, #0f172a 0%, #1e1b4b 50%, #0f172a 100%);
}

.login-container {
    background: var(--argex-card);
    border: 1px solid var(--argex-border);
    border-radius: 16px;
    padding: 40px;
    width: 100%;
    max-width: 420px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.4);
}

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

.login-logo h1 {
    font-size: 28px;
    font-weight: 800;
    letter-spacing: 6px;
    background: linear-gradient(135deg, var(--argex-primary), #a78bfa);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.login-logo p {
    color: var(--argex-text-muted);
    font-size: 13px;
    margin-top: 4px;
}

.login-footer {
    text-align: center;
    margin-top: 24px;
    color: var(--argex-text-muted);
}

/* Forms */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--argex-text-muted);
    margin-bottom: 6px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 10px 14px;
    background: var(--argex-bg);
    border: 1px solid var(--argex-border);
    border-radius: 8px;
    color: var(--argex-text);
    font-size: 14px;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--argex-primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 10px 20px;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
}

.btn-primary {
    background: var(--argex-primary);
    color: white;
}

.btn-primary:hover {
    background: var(--argex-primary-dark);
    transform: translateY(-1px);
}

.btn-success {
    background: var(--argex-success);
    color: white;
}

.btn-success:hover {
    background: #059669;
}

.btn-danger {
    background: var(--argex-danger);
    color: white;
}

.btn-danger:hover {
    background: #dc2626;
}

.btn-warning {
    background: var(--argex-warning);
    color: #1e293b;
}

.btn-warning:hover {
    background: #d97706;
}

.btn-sm {
    padding: 6px 12px;
    font-size: 12px;
}

.btn-full {
    width: 100%;
}

/* Alerts */
.alert {
    padding: 12px 16px;
    border-radius: 8px;
    margin-bottom: 16px;
    font-size: 14px;
    border: 1px solid;
}

.alert-danger {
    background: rgba(239, 68, 68, 0.1);
    border-color: var(--argex-danger);
    color: #fca5a5;
}

.alert-success {
    background: rgba(16, 185, 129, 0.1);
    border-color: var(--argex-success);
    color: #6ee7b7;
}

.alert-info {
    background: rgba(59, 130, 246, 0.1);
    border-color: var(--argex-info);
    color: #93c5fd;
}

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

.admin-sidebar {
    width: 260px;
    background: var(--argex-card);
    border-right: 1px solid var(--argex-border);
    padding: 24px 0;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    overflow-y: auto;
}

.admin-sidebar .brand {
    padding: 0 24px 24px;
    border-bottom: 1px solid var(--argex-border);
    margin-bottom: 16px;
}

.admin-sidebar .brand h2 {
    font-size: 18px;
    font-weight: 800;
    letter-spacing: 4px;
    background: linear-gradient(135deg, var(--argex-primary), #a78bfa);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.admin-sidebar .brand small {
    color: var(--argex-text-muted);
    font-size: 11px;
}

.admin-sidebar nav a {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 24px;
    color: var(--argex-text-muted);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.2s;
}

.admin-sidebar nav a:hover,
.admin-sidebar nav a.active {
    color: var(--argex-text);
    background: rgba(99, 102, 241, 0.1);
    border-right: 3px solid var(--argex-primary);
}

.admin-content {
    margin-left: 260px;
    padding: 32px;
    flex: 1;
    width: calc(100% - 260px);
}

/* Stats */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 32px;
}

.stat-card {
    background: var(--argex-card);
    border: 1px solid var(--argex-border);
    border-radius: 12px;
    padding: 20px;
}

.stat-card .stat-label {
    font-size: 12px;
    color: var(--argex-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 600;
}

.stat-card .stat-value {
    font-size: 32px;
    font-weight: 800;
    margin-top: 4px;
}

.stat-card .stat-value.text-primary {
    color: var(--argex-primary);
}

.stat-card .stat-value.text-success {
    color: var(--argex-success);
}

.stat-card .stat-value.text-danger {
    color: var(--argex-danger);
}

.stat-card .stat-value.text-info {
    color: var(--argex-info);
}

/* Table */
.card {
    background: var(--argex-card);
    border: 1px solid var(--argex-border);
    border-radius: 12px;
    overflow: hidden;
    margin-bottom: 24px;
}

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

.card-header h3 {
    font-size: 16px;
    font-weight: 700;
}

.card-body {
    padding: 20px;
}

table {
    width: 100%;
    border-collapse: collapse;
}

table th {
    text-align: left;
    padding: 12px 16px;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--argex-text-muted);
    background: rgba(0, 0, 0, 0.2);
    border-bottom: 1px solid var(--argex-border);
    font-weight: 700;
}

table td {
    padding: 12px 16px;
    font-size: 14px;
    border-bottom: 1px solid rgba(51, 65, 85, 0.5);
    vertical-align: middle;
}

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

table tr:hover td {
    background: rgba(99, 102, 241, 0.03);
}

/* Badges */
.badge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge-active {
    background: rgba(16, 185, 129, 0.15);
    color: var(--argex-success);
}

.badge-suspended {
    background: rgba(245, 158, 11, 0.15);
    color: var(--argex-warning);
}

.badge-expired {
    background: rgba(239, 68, 68, 0.15);
    color: var(--argex-danger);
}

.badge-revoked {
    background: rgba(239, 68, 68, 0.25);
    color: #fca5a5;
}

/* Modal */
.modal-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    z-index: 1000;
    align-items: center;
    justify-content: center;
}

.modal-overlay.active {
    display: flex;
}

.modal {
    background: var(--argex-card);
    border: 1px solid var(--argex-border);
    border-radius: 16px;
    padding: 32px;
    width: 100%;
    max-width: 500px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}

.modal h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 20px;
}

.modal-actions {
    display: flex;
    gap: 12px;
    justify-content: flex-end;
    margin-top: 24px;
}

/* Action buttons group */
.action-group {
    display: flex;
    gap: 6px;
}

/* Code Display */
.license-key-display {
    font-family: 'JetBrains Mono', 'Fira Code', monospace;
    font-size: 13px;
    letter-spacing: 1px;
    color: var(--argex-primary);
    font-weight: 600;
}

.domain-display {
    font-size: 13px;
    color: var(--argex-info);
}

/* Page Header */
.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 28px;
}

.page-header h1 {
    font-size: 24px;
    font-weight: 800;
}

/* Responsive */
@media (max-width: 768px) {
    .admin-sidebar {
        display: none;
    }

    .admin-content {
        margin-left: 0;
        width: 100%;
        padding: 16px;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}