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

:root {
    --bg: #0a0c10;
    --surface: #12151c;
    --border: #1e2330;
    --accent: #3b82f6;
    --accent-glow: rgba(59, 130, 246, 0.3);
    --text: #e2e8f0;
    --text-muted: #64748b;
    --success: #22c55e;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg);
    color: var(--text);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.container {
    max-width: 700px;
    width: 90%;
    text-align: center;
    padding: 2rem;
}

.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 3rem 2.5rem;
    box-shadow: 0 0 40px rgba(0, 0, 0, 0.4);
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--accent), #8b5cf6, var(--accent));
    background-size: 200% 100%;
    animation: gradient-move 3s ease infinite;
}

@keyframes gradient-move {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

.status-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(34, 197, 94, 0.1);
    border: 1px solid rgba(34, 197, 94, 0.3);
    border-radius: 100px;
    padding: 6px 16px;
    font-size: 0.85rem;
    color: var(--success);
    margin-bottom: 2rem;
}

.status-dot {
    width: 8px;
    height: 8px;
    background: var(--success);
    border-radius: 50%;
    animation: pulse 2s ease infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

h1 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    letter-spacing: -0.02em;
}

.subtitle {
    color: var(--text-muted);
    font-size: 1.05rem;
    line-height: 1.6;
    margin-bottom: 2rem;
}

.checks {
    display: flex;
    flex-direction: column;
    gap: 12px;
    text-align: left;
    margin-bottom: 2rem;
}

.check-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 16px;
    background: rgba(59, 130, 246, 0.05);
    border: 1px solid var(--border);
    border-radius: 10px;
    font-size: 0.95rem;
    transition: border-color 0.3s ease, background 0.3s ease;
}

.check-item.loaded {
    border-color: rgba(34, 197, 94, 0.3);
    background: rgba(34, 197, 94, 0.05);
}

.check-icon {
    width: 22px;
    height: 22px;
    border-radius: 50%;
    border: 2px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    transition: all 0.3s ease;
    flex-shrink: 0;
}

.check-item.loaded .check-icon {
    background: var(--success);
    border-color: var(--success);
    color: white;
}

.footer-link {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.2s ease;
}

.footer-link:hover {
    color: var(--accent);
}

.impressum-text {
    color: var(--text-muted);
    line-height: 1.8;
    font-size: 1rem;
}

.impressum-text strong {
    color: var(--text);
}

.back-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--accent);
    text-decoration: none;
    font-size: 0.95rem;
    margin-top: 2rem;
    transition: opacity 0.2s ease;
}

.back-link:hover {
    opacity: 0.8;
}

.timestamp {
    color: var(--text-muted);
    font-size: 0.8rem;
    margin-top: 1.5rem;
    font-family: 'JetBrains Mono', monospace;
}