:root {
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --bg-tertiary: #334155;
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --accent-blue: #3b82f6;
    --accent-green: #22c55e;
    --accent-yellow: #eab308;
    --accent-red: #ef4444;
    --accent-purple: #a855f7;
    --border-color: #475569;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.3);
}

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

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

.admin-container {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* Header */
.admin-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 2rem;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-brand {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.header-brand h1 {
    font-size: 1.5rem;
    font-weight: 700;
}

.version {
    font-size: 0.75rem;
    color: var(--text-muted);
    background: var(--bg-tertiary);
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
}

.admin-nav {
    display: flex;
    gap: 0.5rem;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    transition: all 0.2s;
}

.nav-link:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.header-status {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
}

.logout-button {
    margin-left: 0.75rem;
    padding: 0.35rem 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    background: var(--bg-tertiary);
    color: var(--text-primary);
    cursor: pointer;
}

.logout-button:hover {
    border-color: var(--accent-blue);
}

.status-indicator {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

.status-indicator.online {
    background: var(--accent-green);
    box-shadow: 0 0 8px var(--accent-green);
}

/* Main content */
.admin-main {
    flex: 1;
    padding: 2rem;
}

.dashboard h1 {
    font-size: 2rem;
    margin-bottom: 2rem;
}

.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

/* Panels */
.panel {
    background: var(--bg-secondary);
    border-radius: 12px;
    border: 1px solid var(--border-color);
    overflow: hidden;
}

.hierarchy-panel .panel-content {
    padding: 1.25rem;
}

.hierarchy-root {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.domain-node {
    border: 1px solid var(--border-color);
    border-radius: 10px;
    background: rgba(30, 41, 59, 0.4);
    padding: 1rem;
}

.domain-title {
    font-weight: 700;
    font-size: 1.05rem;
    margin-bottom: 0.75rem;
}

.domain-config,
.domain-dns,
.domain-redirects {
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background: rgba(15, 23, 42, 0.45);
    padding: 0.75rem;
    margin-bottom: 0.75rem;
}

.domain-config-title {
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.domain-config-item {
    font-size: 0.86rem;
    color: var(--text-secondary);
    margin-bottom: 0.4rem;
}

.domain-config-item ul,
.domain-redirects ul {
    margin: 0.25rem 0 0 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
}

.domain-dns-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.78rem;
}

.domain-dns-table th,
.domain-dns-table td {
    border-bottom: 1px solid rgba(71, 85, 105, 0.5);
    padding: 0.35rem 0.45rem;
    text-align: left;
}

.dns-target {
    word-break: break-word;
    color: var(--text-primary);
}

.domain-apps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 0.9rem;
}

.app-node {
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background: rgba(51, 65, 85, 0.5);
    padding: 0.9rem;
}

.app-title {
    font-weight: 600;
    margin-bottom: 0.35rem;
}

.app-purpose {
    color: var(--text-secondary);
    font-size: 0.88rem;
    margin-bottom: 0.6rem;
}

.tech-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.tech-node {
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background: rgba(15, 23, 42, 0.65);
    padding: 0.65rem;
}

.tech-title {
    font-weight: 600;
    margin-bottom: 0.2rem;
}

.tech-role,
.tech-runtime {
    font-size: 0.82rem;
    color: var(--text-secondary);
}

.tech-runtime {
    margin-top: 0.15rem;
}

.tech-logs {
    margin-top: 0.45rem;
    border-top: 1px solid rgba(71, 85, 105, 0.5);
    padding-top: 0.45rem;
}

.tech-logs-title {
    font-size: 0.76rem;
    color: var(--text-muted);
    margin-bottom: 0.2rem;
}

.tech-logs ul {
    margin-left: 1rem;
    color: var(--text-secondary);
    font-size: 0.78rem;
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
}

.panel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--border-color);
    background: var(--bg-tertiary);
}

.panel-header h2 {
    font-size: 1.125rem;
    font-weight: 600;
}

.status-summary {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.panel-content {
    padding: 1rem;
}

/* Service cards */
.service-grid, .site-grid, .access-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1rem;
}

.service-card, .site-card, .access-card {
    background: var(--bg-tertiary);
    border-radius: 8px;
    padding: 1rem;
    border: 1px solid var(--border-color);
}

.service-header, .site-header, .group-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.status-dot.status-online { background: var(--accent-green); }
.status-dot.status-offline { background: var(--accent-red); }
.status-dot.status-degraded { background: var(--accent-yellow); }
.status-dot.status-maintenance { background: var(--accent-purple); }

.service-name, .site-name, .group-name {
    font-weight: 600;
}

.service-desc, .site-domain {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

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

/* Status badges */
.status-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
}

.status-online .status-badge,
tr.status-online .status-badge {
    background: rgba(34, 197, 94, 0.2);
    color: var(--accent-green);
}

.status-offline .status-badge,
tr.status-offline .status-badge {
    background: rgba(239, 68, 68, 0.2);
    color: var(--accent-red);
}

.status-degraded .status-badge,
tr.status-degraded .status-badge {
    background: rgba(234, 179, 8, 0.2);
    color: var(--accent-yellow);
}

/* Access badges */
.access-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 500;
}

.access-badge.access-public {
    background: rgba(34, 197, 94, 0.2);
    color: var(--accent-green);
}

.access-badge.access-private {
    background: rgba(168, 85, 247, 0.2);
    color: var(--accent-purple);
}

.access-badge.access-restricted {
    background: rgba(234, 179, 8, 0.2);
    color: var(--accent-yellow);
}

.access-badge.access-admin {
    background: rgba(239, 68, 68, 0.2);
    color: var(--accent-red);
}

/* SSL badges */
.ssl-valid {
    color: var(--accent-green);
}

.ssl-invalid {
    color: var(--accent-red);
}

.ssl-badge {
    font-size: 0.875rem;
}

/* Tech tags */
.tech-tags {
    display: flex;
    gap: 0.25rem;
    flex-wrap: wrap;
}

.tech-tag {
    display: inline-block;
    padding: 0.125rem 0.5rem;
    background: var(--bg-primary);
    border-radius: 4px;
    font-size: 0.75rem;
    color: var(--text-secondary);
}

/* Tables */
.service-table, .site-table, .access-table {
    width: 100%;
    border-collapse: collapse;
}

.service-table th, .site-table th, .access-table th,
.service-table td, .site-table td, .access-table td {
    padding: 0.75rem 1rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.service-table th, .site-table th, .access-table th {
    font-weight: 600;
    color: var(--text-secondary);
    font-size: 0.875rem;
    text-transform: uppercase;
}

.service-table a, .site-table a {
    color: var(--accent-blue);
    text-decoration: none;
}

.service-table a:hover, .site-table a:hover {
    text-decoration: underline;
}

.timestamp {
    font-size: 0.875rem;
    color: var(--text-muted);
}

/* Logs */
.logs-filter {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.filter-btn {
    padding: 0.5rem 1rem;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s;
}

.filter-btn:hover, .filter-btn.active {
    background: var(--accent-blue);
    color: white;
    border-color: var(--accent-blue);
}

.logs-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    max-height: 400px;
    overflow-y: auto;
}

.log-entry {
    background: var(--bg-tertiary);
    border-radius: 6px;
    padding: 0.75rem 1rem;
    border-left: 3px solid var(--border-color);
}

.log-entry.log-info { border-left-color: var(--accent-blue); }
.log-entry.log-warning { border-left-color: var(--accent-yellow); }
.log-entry.log-error { border-left-color: var(--accent-red); }
.log-entry.log-debug { border-left-color: var(--text-muted); }

.log-header {
    display: flex;
    gap: 1rem;
    font-size: 0.875rem;
    margin-bottom: 0.25rem;
}

.log-timestamp {
    color: var(--text-muted);
}

.log-level {
    font-weight: 500;
}

.log-service {
    color: var(--accent-purple);
}

.log-message {
    font-size: 0.875rem;
}

.log-details {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 0.25rem;
    padding-left: 1rem;
    border-left: 2px solid var(--border-color);
}

.error-count {
    color: var(--accent-red);
    margin-right: 1rem;
}

.warning-count {
    color: var(--accent-yellow);
}

/* Access cards */
.permissions-count {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.permissions-preview {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.perm-item {
    display: flex;
    justify-content: space-between;
    font-size: 0.75rem;
}

.perm-path {
    color: var(--text-secondary);
}

.perm-type {
    padding: 0.125rem 0.375rem;
    border-radius: 3px;
    font-size: 0.625rem;
    text-transform: uppercase;
}

.perm-type.read {
    background: rgba(59, 130, 246, 0.2);
    color: var(--accent-blue);
}

.perm-type.write {
    background: rgba(34, 197, 94, 0.2);
    color: var(--accent-green);
}

.perm-type.full {
    background: rgba(168, 85, 247, 0.2);
    color: var(--accent-purple);
}

/* Access table */
.access-type {
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-size: 0.75rem;
    text-transform: uppercase;
}

.access-type.access-read {
    background: rgba(59, 130, 246, 0.2);
    color: var(--accent-blue);
}

.access-type.access-write {
    background: rgba(34, 197, 94, 0.2);
    color: var(--accent-green);
}

.access-type.access-full {
    background: rgba(168, 85, 247, 0.2);
    color: var(--accent-purple);
}

.granted {
    color: var(--accent-green);
}

.denied {
    color: var(--accent-red);
}

.resource-path {
    font-family: monospace;
    font-size: 0.875rem;
}

/* Login */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
}

.login-card {
    width: 100%;
    max-width: 420px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: var(--shadow);
}

.login-card h1 {
    margin-bottom: 0.5rem;
}

.login-card p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
    font-size: 0.95rem;
}

.login-form {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.login-input {
    width: 100%;
    border: 1px solid var(--border-color);
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border-radius: 6px;
    padding: 0.65rem 0.75rem;
    margin-bottom: 0.5rem;
}

.login-button {
    border: 1px solid var(--accent-blue);
    background: var(--accent-blue);
    color: #fff;
    border-radius: 6px;
    padding: 0.65rem 0.75rem;
    font-weight: 600;
    cursor: pointer;
    margin-top: 0.25rem;
}

.login-button:hover {
    filter: brightness(1.08);
}

.login-error {
    margin-top: 0.25rem;
    margin-bottom: 0.25rem;
    color: var(--accent-red);
    font-size: 0.875rem;
}

/* Responsive */
@media (max-width: 1024px) {
    .dashboard-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .admin-header {
        flex-direction: column;
        gap: 1rem;
    }
    
    .admin-nav {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .admin-main {
        padding: 1rem;
    }
    
    .service-table, .site-table, .access-table {
        font-size: 0.875rem;
    }
}