:root {
    --bg: #0f172a;
    --card-bg: #1e293b;
    --border: #334155;
    --text-main: #f8fafc;
    --text-sub: #94a3b8;
    --accent: #3b82f6;
    --accent-hover: #2563eb;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background: var(--bg);
    color: var(--text-main);
    padding: 2.5rem 1.5rem;
    min-height: 100vh;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
}

header {
    text-align: center;
    margin-bottom: 2.5rem;
}

header h1 {
    font-size: 2.3rem;
    font-weight: 700;
    background: linear-gradient(135deg, #60a5fa, #c084fc);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 0.5rem;
}

header p {
    color: var(--text-sub);
    font-size: 1.05rem;
}

.badge {
    display: inline-block;
    padding: 0.3rem 0.8rem;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 9999px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.badge-live {
    background: rgba(16, 185, 129, 0.15);
    color: var(--success);
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2.5rem;
}

.card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 1rem;
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: transform 0.2s, border-color 0.2s, box-shadow 0.2s;
}

.card:hover {
    transform: translateY(-4px);
    border-color: var(--accent);
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.3);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.card-header h2 {
    font-size: 1.25rem;
    font-weight: 600;
}

.status-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: #64748b;
    transition: background 0.3s, box-shadow 0.3s;
}

.status-dot.online {
    background: var(--success);
    box-shadow: 0 0 10px rgba(16, 185, 129, 0.8);
}

.status-dot.offline {
    background: var(--danger);
    box-shadow: 0 0 10px rgba(239, 68, 68, 0.8);
}

.card-meta {
    font-size: 0.85rem;
    color: var(--text-sub);
    margin-bottom: 1.25rem;
    line-height: 1.6;
}

.card-meta strong {
    color: var(--text-main);
}

.btn-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.btn {
    display: block;
    text-align: center;
    padding: 0.6rem 1rem;
    font-size: 0.85rem;
    font-weight: 500;
    border-radius: 0.5rem;
    text-decoration: none;
    cursor: pointer;
    border: none;
    transition: all 0.2s;
}

.btn-primary {
    background: var(--accent);
    color: #fff;
}

.btn-primary:hover {
    background: var(--accent-hover);
}

.btn-secondary {
    background: #334155;
    color: #e2e8f0;
}

.btn-secondary:hover {
    background: #475569;
}

.footer-box {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 1rem;
    padding: 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1.25rem;
}

.footer-info h3 {
    font-size: 1.1rem;
    margin-bottom: 0.35rem;
}

.footer-info p {
    font-size: 0.85rem;
    color: var(--text-sub);
}

.code-box {
    background: #090d16;
    padding: 0.6rem 1rem;
    border-radius: 0.5rem;
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
    font-size: 0.82rem;
    color: #38bdf8;
    border: 1px solid #1e293b;
}