:root {
    --bg: #0a0e17;
    --bg-card: #111827;
    --bg-input: #1a2236;
    --border: #1e293b;
    --text: #e2e8f0;
    --text-muted: #94a3b8;
    --critical: #ef4444;
    --high: #f97316;
    --medium: #eab308;
    --safe: #22c55e;
    --primary: #3b82f6;
    --primary-hover: #2563eb;
}

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

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

header {
    text-align: center;
    margin-bottom: 30px;
    padding: 30px 0;
    border-bottom: 1px solid var(--border);
}

header h1 {
    font-size: 2.5rem;
    margin-bottom: 8px;
}

.subtitle {
    color: var(--text-muted);
    font-size: 1.1rem;
}

#auth-status {
    margin-top: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.status-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    display: inline-block;
}

.status-dot.online { background: var(--safe); }
.status-dot.offline { background: var(--critical); }

/* Overview */
.overview {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin-bottom: 30px;
}

.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 24px;
    text-align: center;
}

.card.critical { border-left: 4px solid var(--critical); }
.card.high { border-left: 4px solid var(--high); }
.card.medium { border-left: 4px solid var(--medium); }
.card.safe { border-left: 4px solid var(--safe); }

.card-number {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.card.critical .card-number { color: var(--critical); }
.card.high .card-number { color: var(--high); }
.card.medium .card-number { color: var(--medium); }
.card.safe .card-number { color: var(--safe); }

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

/* Auth */
.auth-section {
    text-align: center;
    margin-bottom: 30px;
}

.auth-section input {
    width: 400px;
    max-width: 100%;
    padding: 12px 16px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text);
    font-size: 0.9rem;
    margin-right: 8px;
}

/* Tabs */
.tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 20px;
}

.tab {
    padding: 10px 20px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 0.9rem;
    transition: all 0.2s;
}

.tab:hover {
    background: var(--bg-input);
    color: var(--text);
}

.tab.active {
    background: var(--primary);
    border-color: var(--primary);
    color: white;
}

/* Content */
.content {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 30px;
    margin-bottom: 30px;
}

.tab-content h2 {
    margin-bottom: 8px;
}

.tab-content p {
    color: var(--text-muted);
    margin-bottom: 20px;
}

.input-group {
    display: flex;
    gap: 12px;
    margin-bottom: 20px;
}

.input-group input {
    flex: 1;
    padding: 12px 16px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text);
    font-size: 0.9rem;
}

.btn-primary {
    padding: 12px 24px;
    background: var(--primary);
    border: none;
    border-radius: 8px;
    color: white;
    cursor: pointer;
    font-size: 0.9rem;
    font-weight: 500;
    white-space: nowrap;
    transition: background 0.2s;
}

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

.btn-primary:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Result box */
.result-box {
    padding: 16px;
    border-radius: 8px;
    min-height: 40px;
    font-family: monospace;
    font-size: 0.85rem;
    line-height: 1.6;
    white-space: pre-wrap;
    word-break: break-all;
}

.result-box.critical {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: #fca5a5;
}

.result-box.warning {
    background: rgba(250, 204, 21, 0.1);
    border: 1px solid rgba(250, 204, 21, 0.3);
    color: #fde047;
}

.result-box.safe {
    background: rgba(34, 197, 94, 0.1);
    border: 1px solid rgba(34, 197, 94, 0.3);
    color: #86efac;
}

.result-box.neutral {
    background: rgba(148, 163, 184, 0.1);
    border: 1px solid var(--border);
    color: var(--text-muted);
}

.result-box .finding {
    padding: 8px;
    margin: 4px 0;
    border-radius: 4px;
}

.result-box .finding.critical {
    background: rgba(239, 68, 68, 0.2);
    border-left: 3px solid var(--critical);
}

.result-box .finding.high {
    background: rgba(249, 115, 22, 0.2);
    border-left: 3px solid var(--high);
}

.result-box .finding.medium {
    background: rgba(234, 179, 8, 0.2);
    border-left: 3px solid var(--medium);
}

/* Loading spinner */
.spinner {
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 2px solid var(--border);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Footer */
footer {
    text-align: center;
    padding: 20px;
    color: var(--text-muted);
    font-size: 0.85rem;
    border-top: 1px solid var(--border);
}

@media (max-width: 768px) {
    .overview {
        grid-template-columns: repeat(2, 1fr);
    }
    .input-group {
        flex-direction: column;
    }
    header h1 {
        font-size: 1.8rem;
    }
}