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

:root {
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --secondary: #64748b;
    --background: #0f172a;
    --surface: #1e293b;
    --surface-hover: #334155;
    --text: #f1f5f9;
    --text-muted: #94a3b8;
    --border: #334155;
    --success: #22c55e;
    --error: #ef4444;
    --warning: #f59e0b;
}

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}

/* Header */
header {
    text-align: center;
    padding: 3rem 0;
    border-bottom: 1px solid var(--border);
    margin-bottom: 3rem;
}

.logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.logo-icon {
    font-size: 3rem;
}

header h1 {
    font-size: 3rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary) 0%, #8b5cf6 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.tagline {
    font-size: 1.25rem;
    color: var(--text-muted);
}

/* Main content */
main {
    display: flex;
    flex-direction: column;
    gap: 3rem;
}

section h2 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: var(--text);
}

/* Intro */
.intro {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.intro p {
    font-size: 1.125rem;
    color: var(--text-muted);
}

/* Services Grid */
.service-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 1.5rem;
}

.service-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1.5rem;
    text-decoration: none;
    color: var(--text);
    transition: all 0.2s ease;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.service-card:hover {
    background: var(--surface-hover);
    border-color: var(--primary);
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(37, 99, 235, 0.15);
}

.service-icon {
    font-size: 2.5rem;
}

.service-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
}

.service-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
    flex-grow: 1;
}

.service-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 1rem;
    border-top: 1px solid var(--border);
    font-size: 0.85rem;
}

.port {
    color: var(--text-muted);
    font-family: monospace;
}

.status {
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 500;
    background: var(--surface-hover);
}

.status.online {
    background: rgba(34, 197, 94, 0.2);
    color: var(--success);
}

.status.offline {
    background: rgba(239, 68, 68, 0.2);
    color: var(--error);
}

/* Admin card styling */
.admin-card {
    border-color: #8b5cf6;
}

.admin-card:hover {
    border-color: #a78bfa;
    box-shadow: 0 8px 30px rgba(139, 92, 246, 0.2);
}

.admin-card .service-icon {
    filter: drop-shadow(0 0 8px rgba(139, 92, 246, 0.3));
}

/* Quick Links */
.links-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
}

.link-card {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 1.25rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 8px;
    text-decoration: none;
    color: var(--text);
    transition: all 0.2s ease;
}

.link-card:hover {
    background: var(--surface-hover);
    border-color: var(--primary);
}

.link-icon {
    font-size: 1.25rem;
}

/* Footer */
footer {
    text-align: center;
    padding: 2rem 0;
    margin-top: 3rem;
    border-top: 1px solid var(--border);
    color: var(--text-muted);
}

.version {
    font-size: 0.85rem;
    margin-top: 0.5rem;
    opacity: 0.7;
}

/* Responsive */
@media (max-width: 768px) {
    .container {
        padding: 1rem;
    }

    header {
        padding: 2rem 0;
    }

    header h1 {
        font-size: 2rem;
    }

    .logo-icon {
        font-size: 2rem;
    }

    .service-grid {
        grid-template-columns: 1fr;
    }

    .links-grid {
        grid-template-columns: 1fr;
    }
}

/* User Info */
.user-info {
    position: absolute;
    top: 1rem;
    right: 2rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.user-name {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.logout-btn {
    background: var(--surface);
    color: var(--text);
    border: 1px solid var(--border);
    padding: 0.4rem 0.8rem;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.85rem;
    transition: all 0.2s ease;
}

.logout-btn:hover {
    background: var(--surface-hover);
    border-color: var(--primary);
}