/* ═══════════════════════════════════════════════════════════
   Nexus Admin Panel v1.13 — full-screen modal
   ═══════════════════════════════════════════════════════════ */

.admin-overlay {
    position: fixed;
    inset: 0;
    z-index: 1000;
    background: rgba(5, 8, 12, 0.85);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    animation: nx-admin-fade-in 0.25s ease-out;
}
@keyframes nx-admin-fade-in {
    from { opacity: 0; }
    to { opacity: 1; }
}
.admin-overlay.hidden { display: none; }

.admin-modal {
    background: var(--bg-primary, #0a0d12);
    width: 100%;
    max-width: 1400px;
    height: calc(100vh - 48px);
    max-height: 900px;
    border: 1px solid var(--border, #1f2532);
    border-radius: 14px;
    display: flex;
    flex-direction: column;
    box-shadow: 0 40px 100px rgba(0, 0, 0, 0.6);
    overflow: hidden;
    animation: nx-admin-slide-in 0.3s cubic-bezier(0.2, 0.9, 0.3, 1);
}
@keyframes nx-admin-slide-in {
    from { transform: translateY(20px) scale(0.98); opacity: 0; }
    to { transform: translateY(0) scale(1); opacity: 1; }
}

/* ── Topbar ─────────────────────────────────────────────── */
.admin-topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 24px;
    border-bottom: 1px solid var(--border, #1f2532);
    background: var(--bg-secondary, #11151c);
    flex-shrink: 0;
}
.admin-brand { display: flex; align-items: center; gap: 14px; }
.admin-brand-mark {
    width: 32px; height: 32px;
    border-radius: 8px;
    background: linear-gradient(135deg, var(--accent, #00d4aa), var(--accent-2, #ff3da3));
    box-shadow: 0 4px 16px rgba(0, 212, 170, 0.3);
}
.admin-brand h2 {
    font-size: 18px;
    font-weight: 600;
    margin: 0;
    color: var(--text-primary);
    letter-spacing: -0.01em;
}
.admin-topbar-right { display: flex; align-items: center; gap: 12px; }
.admin-env-tag {
    font-family: 'JetBrains Mono', monospace;
    font-size: 10px;
    letter-spacing: 0.16em;
    color: var(--accent, #00d4aa);
    padding: 4px 10px;
    background: rgba(0, 212, 170, 0.08);
    border: 1px solid rgba(0, 212, 170, 0.3);
    border-radius: 4px;
}
.admin-close-btn {
    width: 36px; height: 36px;
    border-radius: 8px;
    background: transparent;
    border: 1px solid var(--border, #1f2532);
    color: var(--text-muted);
    cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    transition: all 0.15s;
}
.admin-close-btn:hover {
    background: var(--bad, #ff5a78);
    border-color: var(--bad, #ff5a78);
    color: white;
}

/* ── Body (sidebar + main) ──────────────────────────────── */
.admin-body {
    display: flex;
    flex: 1;
    min-height: 0;
}

/* Sidebar (меню разделов) */
.admin-sidebar {
    width: 240px;
    flex-shrink: 0;
    background: var(--bg-secondary, #11151c);
    border-right: 1px solid var(--border, #1f2532);
    overflow-y: auto;
    padding: 16px 8px;
}
.admin-sidebar::-webkit-scrollbar { width: 6px; }
.admin-sidebar::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }

.admin-menu-group {
    margin-bottom: 20px;
}
.admin-menu-group-title {
    font-family: 'JetBrains Mono', monospace;
    font-size: 10px;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--text-muted);
    padding: 8px 12px 4px;
    margin: 0;
}
.admin-menu-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    border-radius: 6px;
    cursor: pointer;
    color: var(--text-secondary, #a4adbe);
    font-size: 14px;
    transition: all 0.15s;
    border: none;
    background: transparent;
    width: 100%;
    text-align: left;
    margin-bottom: 2px;
}
.admin-menu-item:hover {
    background: rgba(255, 255, 255, 0.04);
    color: var(--text-primary);
}
.admin-menu-item.active {
    background: linear-gradient(90deg, rgba(0, 212, 170, 0.15), transparent);
    color: var(--accent, #00d4aa);
    border-left: 2px solid var(--accent, #00d4aa);
    padding-left: 10px;
}
.admin-menu-icon {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}
.admin-menu-badge {
    margin-left: auto;
    background: var(--accent-2, #ff3da3);
    color: white;
    font-size: 10px;
    padding: 2px 6px;
    border-radius: 10px;
    font-weight: 600;
}

/* ── Main content ─────────────────────────────────────── */
.admin-main {
    flex: 1;
    overflow-y: auto;
    padding: 32px;
    background: var(--bg-primary, #0a0d12);
}
.admin-main::-webkit-scrollbar { width: 8px; }
.admin-main::-webkit-scrollbar-thumb { background: var(--border); border-radius: 4px; }

.admin-page-header {
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border);
}
.admin-page-header h1 {
    font-size: 24px;
    font-weight: 600;
    margin: 0 0 4px;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}
.admin-page-subtitle {
    font-size: 14px;
    color: var(--text-muted);
}

/* ═══════════════════════════════════════════════════════════
   DASHBOARD
   ═══════════════════════════════════════════════════════════ */
.admin-dashboard {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 16px;
}

.admin-stat-card {
    background: var(--bg-secondary, #11151c);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 20px;
    transition: border-color 0.2s, transform 0.2s;
}
.admin-stat-card:hover {
    border-color: var(--accent, #00d4aa);
    transform: translateY(-2px);
}
.admin-stat-icon {
    font-size: 20px;
    margin-bottom: 12px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px; height: 40px;
    border-radius: 8px;
    background: rgba(0, 212, 170, 0.1);
    color: var(--accent);
}
.admin-stat-num {
    font-family: 'JetBrains Mono', monospace;
    font-size: 28px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
    letter-spacing: -0.02em;
}
.admin-stat-label {
    font-size: 12px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}
.admin-stat-trend {
    margin-top: 8px;
    font-size: 12px;
    color: var(--accent, #00d4aa);
    display: flex;
    align-items: center;
    gap: 4px;
}
.admin-stat-trend.down { color: var(--bad, #ff5a78); }

.admin-section-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-top: 24px;
}
@media (max-width: 1100px) {
    .admin-section-grid { grid-template-columns: 1fr; }
}

.admin-card {
    background: var(--bg-secondary, #11151c);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 24px;
}
.admin-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border);
}
.admin-card-header h3 {
    font-size: 14px;
    margin: 0;
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    font-weight: 600;
}
.admin-card-link {
    color: var(--accent, #00d4aa);
    font-size: 12px;
    text-decoration: none;
    cursor: pointer;
}
.admin-card-link:hover { text-decoration: underline; }

/* ═══════════════════════════════════════════════════════════
   TABLES
   ═══════════════════════════════════════════════════════════ */
.admin-toolbar {
    display: flex;
    gap: 12px;
    margin-bottom: 20px;
    flex-wrap: wrap;
    align-items: center;
}
.admin-toolbar-search {
    flex: 1;
    min-width: 240px;
    max-width: 400px;
    position: relative;
}
.admin-toolbar-search input {
    width: 100%;
    padding: 10px 14px 10px 36px;
    background: var(--bg-secondary, #11151c);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 14px;
    transition: border-color 0.15s;
}
.admin-toolbar-search input:focus {
    outline: none;
    border-color: var(--accent);
}
.admin-toolbar-search::before {
    content: '🔍';
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 14px;
    pointer-events: none;
    opacity: 0.6;
}

.admin-btn {
    padding: 10px 16px;
    background: var(--bg-secondary, #11151c);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 13px;
    cursor: pointer;
    transition: all 0.15s;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-family: inherit;
}
.admin-btn:hover {
    border-color: var(--accent);
    background: rgba(0, 212, 170, 0.05);
}
.admin-btn.primary {
    background: var(--accent, #00d4aa);
    color: #0a0d12;
    border-color: var(--accent);
    font-weight: 600;
}
.admin-btn.primary:hover {
    background: transparent;
    color: var(--accent);
}
.admin-btn.danger {
    border-color: var(--bad, #ff5a78);
    color: var(--bad);
}
.admin-btn.danger:hover {
    background: var(--bad);
    color: white;
}
.admin-btn.sm {
    padding: 5px 10px;
    font-size: 12px;
}
.admin-btn.icon-only {
    padding: 6px;
    width: 28px;
    height: 28px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

/* Tabs */
.admin-tabs {
    display: flex;
    gap: 2px;
    border-bottom: 1px solid var(--border);
    margin-bottom: 20px;
}
.admin-tab {
    padding: 10px 18px;
    background: transparent;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 13px;
    font-weight: 500;
    border-bottom: 2px solid transparent;
    margin-bottom: -1px;
    transition: all 0.15s;
}
.admin-tab:hover { color: var(--text-primary); }
.admin-tab.active {
    color: var(--accent, #00d4aa);
    border-bottom-color: var(--accent);
}
.admin-tab-count {
    background: var(--border);
    padding: 1px 6px;
    border-radius: 10px;
    margin-left: 6px;
    font-size: 11px;
}
.admin-tab.active .admin-tab-count {
    background: var(--accent, #00d4aa);
    color: #0a0d12;
}

/* Table */
.admin-table-wrap {
    background: var(--bg-secondary, #11151c);
    border: 1px solid var(--border);
    border-radius: 10px;
    overflow: hidden;
}
.admin-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}
.admin-table th {
    text-align: left;
    padding: 12px 16px;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-muted);
    background: var(--bg-elev, #161b25);
    border-bottom: 1px solid var(--border);
    font-weight: 600;
    white-space: nowrap;
}
.admin-table td {
    padding: 12px 16px;
    border-bottom: 1px solid var(--border);
    vertical-align: middle;
    color: var(--text-primary);
}
.admin-table tr:last-child td { border-bottom: none; }
.admin-table tr:hover td { background: rgba(255, 255, 255, 0.02); }

.admin-user-cell {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
}
.admin-user-cell:hover .admin-user-name { color: var(--accent); }
.admin-user-cell .avatar { width: 32px; height: 32px; flex-shrink: 0; font-size: 12px; }
.admin-user-name { font-weight: 500; }
.admin-user-uname { color: var(--text-muted); font-size: 12px; }

.admin-role-badge {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}
.admin-role-badge.super_admin { background: rgba(255, 61, 163, 0.15); color: var(--accent-2, #ff3da3); }
.admin-role-badge.admin       { background: rgba(0, 212, 170, 0.15); color: var(--accent, #00d4aa); }
.admin-role-badge.moderator   { background: rgba(255, 181, 71, 0.15); color: var(--warn, #ffb547); }
.admin-role-badge.user        { background: rgba(255, 255, 255, 0.05); color: var(--text-secondary); }
.admin-role-badge.readonly    { background: rgba(255, 255, 255, 0.03); color: var(--text-muted); }
.admin-role-badge.banned      { background: rgba(255, 90, 120, 0.15); color: var(--bad, #ff5a78); }

.admin-status-dot {
    display: inline-block;
    width: 8px; height: 8px;
    border-radius: 50%;
    margin-right: 6px;
    vertical-align: middle;
}
.admin-status-dot.online  { background: var(--accent, #00d4aa); box-shadow: 0 0 8px var(--accent); }
.admin-status-dot.offline { background: var(--text-muted); }

.admin-actions-cell {
    display: flex;
    gap: 4px;
    justify-content: flex-end;
}

.admin-empty {
    padding: 60px 20px;
    text-align: center;
    color: var(--text-muted);
}
.admin-empty-icon {
    font-size: 48px;
    margin-bottom: 12px;
    opacity: 0.3;
}

/* ═══════════════════════════════════════════════════════════
   INVITES
   ═══════════════════════════════════════════════════════════ */
.admin-invite-form {
    background: var(--bg-secondary, #11151c);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 20px;
    margin-bottom: 20px;
}
.admin-invite-form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 12px;
    margin-bottom: 12px;
}
.admin-invite-form-actions {
    display: flex;
    justify-content: flex-end;
    gap: 8px;
}
.admin-form-group label {
    display: block;
    font-size: 11px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: 4px;
}
.admin-form-group input,
.admin-form-group select {
    width: 100%;
    padding: 8px 12px;
    background: var(--bg-primary, #0a0d12);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text-primary);
    font-size: 13px;
    font-family: inherit;
}
.admin-form-group input:focus,
.admin-form-group select:focus {
    outline: none;
    border-color: var(--accent);
}

.admin-invite-code {
    font-family: 'JetBrains Mono', monospace;
    font-weight: 600;
    color: var(--accent);
    cursor: pointer;
    padding: 4px 8px;
    border-radius: 4px;
    background: rgba(0, 212, 170, 0.08);
    transition: all 0.15s;
    user-select: all;
}
.admin-invite-code:hover {
    background: rgba(0, 212, 170, 0.15);
}
.admin-invite-code.copied {
    background: var(--accent);
    color: #0a0d12;
}

/* ═══════════════════════════════════════════════════════════
   USER PROFILE MODAL (внутри admin)
   ═══════════════════════════════════════════════════════════ */
.admin-profile-modal {
    position: fixed; inset: 0;
    z-index: 1100;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
}
.admin-profile-card {
    background: var(--bg-primary, #0a0d12);
    border: 1px solid var(--border);
    border-radius: 12px;
    width: 100%;
    max-width: 720px;
    max-height: calc(100vh - 48px);
    overflow-y: auto;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}
.admin-profile-header {
    background: linear-gradient(135deg, rgba(0, 212, 170, 0.08), rgba(255, 61, 163, 0.04));
    padding: 32px 32px 24px;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: flex-start;
    gap: 24px;
}
.admin-profile-header .avatar {
    width: 80px; height: 80px;
    font-size: 28px;
}
.admin-profile-header-info {
    flex: 1;
    min-width: 0;
}
.admin-profile-header-info h2 {
    margin: 0 0 4px;
    font-size: 24px;
    color: var(--text-primary);
}
.admin-profile-username {
    color: var(--text-muted);
    font-family: 'JetBrains Mono', monospace;
    font-size: 13px;
    margin-bottom: 12px;
}
.admin-profile-close {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-muted);
    width: 32px;
    height: 32px;
    border-radius: 6px;
    cursor: pointer;
}
.admin-profile-close:hover { background: var(--bad); color: white; border-color: var(--bad); }

.admin-profile-section {
    padding: 24px 32px;
    border-bottom: 1px solid var(--border);
}
.admin-profile-section:last-child { border-bottom: none; }
.admin-profile-section h3 {
    font-size: 11px;
    text-transform: uppercase;
    color: var(--text-muted);
    letter-spacing: 0.08em;
    margin: 0 0 12px;
    font-weight: 600;
}
.admin-profile-row {
    display: grid;
    grid-template-columns: 160px 1fr;
    gap: 16px;
    padding: 8px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.03);
}
.admin-profile-row:last-child { border-bottom: none; }
.admin-profile-row-label {
    color: var(--text-muted);
    font-size: 13px;
}
.admin-profile-row-value {
    color: var(--text-primary);
    font-size: 13px;
}

.admin-profile-actions {
    padding: 20px 32px;
    background: var(--bg-secondary);
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    border-top: 1px solid var(--border);
}

/* ═══════════════════════════════════════════════════════════
   SETTINGS sections
   ═══════════════════════════════════════════════════════════ */
.admin-settings-form {
    max-width: 720px;
}
.admin-settings-field {
    padding: 16px 0;
    border-bottom: 1px solid var(--border);
}
.admin-settings-field:last-child { border-bottom: none; }
.admin-settings-field-label {
    font-size: 14px;
    color: var(--text-primary);
    font-weight: 500;
    margin-bottom: 4px;
}
.admin-settings-field-help {
    font-size: 12px;
    color: var(--text-muted);
    margin-bottom: 8px;
}
.admin-settings-field input,
.admin-settings-field select,
.admin-settings-field textarea {
    width: 100%;
    max-width: 400px;
    padding: 8px 12px;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text-primary);
    font-size: 13px;
    font-family: inherit;
}

/* ═══════════════════════════════════════════════════════════
   AUDIT LOG
   ═══════════════════════════════════════════════════════════ */
.admin-audit-row {
    padding: 12px 16px;
    border-bottom: 1px solid var(--border);
    display: grid;
    grid-template-columns: 140px 140px 1fr 200px;
    gap: 16px;
    align-items: center;
    font-size: 13px;
}
.admin-audit-action {
    font-family: 'JetBrains Mono', monospace;
    font-size: 12px;
    color: var(--accent);
}
.admin-audit-time {
    color: var(--text-muted);
    font-size: 12px;
}

/* ═══════════════════════════════════════════════════════════
   Responsive
   ═══════════════════════════════════════════════════════════ */
@media (max-width: 900px) {
    .admin-overlay { padding: 0; }
    .admin-modal { height: 100vh; max-height: 100vh; border-radius: 0; }
    .admin-sidebar { width: 64px; }
    .admin-menu-item { justify-content: center; }
    .admin-menu-item span:not(.admin-menu-icon) { display: none; }
    .admin-menu-group-title { display: none; }
    .admin-main { padding: 20px 16px; }
    .admin-table th:not(:first-child):not(:last-child),
    .admin-table td:not(:first-child):not(:last-child) { display: none; }
}