:root {
    --color-bg: #f8f9fa;
    --color-surface: #ffffff;
    --color-text: #212529;
    --color-text-muted: #6c757d;
    --color-border: #dee2e6;
    --color-operational: #28a745;
    --color-degraded: #ffc107;
    --color-partial_outage: #fd7e14;
    --color-major_outage: #dc3545;
    --color-maintenance: #6f42c1;
    --color-unknown: #6c757d;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
}

header {
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    padding: 1rem 2rem;
}

nav {
    display: flex;
    align-items: center;
    gap: 1rem;
    max-width: 1200px;
    margin: 0 auto;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    text-decoration: none;
    color: var(--color-text);
}

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

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

footer {
    text-align: center;
    padding: 2rem;
    color: var(--color-text-muted);
    font-size: 0.875rem;
}

/* Provider Grid */
.provider-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.provider-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: 1.5rem;
    text-decoration: none;
    color: var(--color-text);
    transition: box-shadow 0.2s;
}

.provider-card:hover {
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.provider-card h3 {
    margin-bottom: 0.5rem;
}

.service-count { color: var(--color-text-muted); font-size: 0.875rem; margin-top: 0.5rem; }
.incident-count { color: var(--color-major_outage); font-size: 0.875rem; font-weight: 600; }

/* Status Badges */
.badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    color: #fff;
}

.badge-operational { background: var(--color-operational); }
.badge-degraded { background: var(--color-degraded); color: #212529; }
.badge-partial_outage { background: var(--color-partial_outage); }
.badge-major_outage { background: var(--color-major_outage); }
.badge-maintenance { background: var(--color-maintenance); }
.badge-unknown { background: var(--color-unknown); }

/* Provider Detail */
.provider-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 2rem;
}

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

.service-list, .incident-list {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.service-list h3, .incident-list h3 { margin-bottom: 1rem; }

.service-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--color-border);
}

.service-row:last-child { border-bottom: none; }

.incident-row {
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--color-border);
}

.incident-row:last-child { border-bottom: none; }

.incident-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.25rem;
}

.incident-impact {
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    padding: 0.125rem 0.5rem;
    border-radius: 4px;
    color: #fff;
}

.impact-none { background: var(--color-unknown); }
.impact-minor { background: var(--color-degraded); color: #212529; }
.impact-major { background: var(--color-partial_outage); }
.impact-critical { background: var(--color-major_outage); }

.incident-meta {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    display: flex;
    gap: 1rem;
}

/* Subscribe Form */
.subscribe-section {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: 1.5rem;
}

.subscribe-section h2 { margin-bottom: 1rem; }

.subscribe-form {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.subscribe-form input,
.subscribe-form select {
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--color-border);
    border-radius: 4px;
    font-size: 0.875rem;
}

.subscribe-form input[type="email"] { flex: 1; min-width: 200px; }

.subscribe-form button {
    padding: 0.5rem 1.5rem;
    background: var(--color-operational);
    color: #fff;
    border: none;
    border-radius: 4px;
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
}

.subscribe-form button:hover { opacity: 0.9; }

/* Last Updated */
.last-updated {
    text-align: right;
    color: var(--color-text-muted);
    font-size: 0.8rem;
    margin-top: -1rem;
    margin-bottom: 1.5rem;
}