* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
    color: #1f2937;
    background: radial-gradient(circle at top right, #f0f9ff, #f8fafc 45%, #eef2ff 100%);
}

a {
    color: #1d4ed8;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

.page-shell {
    max-width: 1100px;
    margin: 0 auto;
    padding: 1.2rem 1rem 2.5rem;
}

.top-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1rem;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    font-weight: 700;
    color: #0f172a;
}

.brand i {
    color: #2563eb;
}

.top-actions {
    display: flex;
    gap: 0.6rem;
}

.btn-link {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    border: 1px solid #bfdbfe;
    background: #eff6ff;
    color: #1e40af;
    padding: 0.45rem 0.75rem;
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 600;
}

.hero {
    background: linear-gradient(135deg, #1d4ed8, #3b82f6);
    color: #fff;
    border-radius: 16px;
    padding: 1.5rem;
    margin-bottom: 1rem;
    box-shadow: 0 12px 30px rgba(37, 99, 235, 0.25);
}

.hero h1 {
    margin: 0 0 0.5rem;
    font-size: 1.6rem;
}

.hero p {
    margin: 0;
    line-height: 1.5;
    opacity: 0.95;
}

.grid {
    display: grid;
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: 1rem;
}

.card {
    grid-column: span 12;
    background: #fff;
    border: 1px solid #e5e7eb;
    border-radius: 12px;
    padding: 1rem;
    box-shadow: 0 8px 24px rgba(15, 23, 42, 0.06);
}

.card h2 {
    margin: 0 0 0.75rem;
    font-size: 1.1rem;
    color: #111827;
}

.card h3 {
    margin: 0.9rem 0 0.45rem;
    font-size: 0.98rem;
    color: #1f2937;
}

.card p {
    margin: 0.25rem 0;
    line-height: 1.55;
    color: #374151;
}

.card ul {
    margin: 0.4rem 0 0.2rem 1.1rem;
    padding: 0;
}

.card li {
    margin: 0.3rem 0;
    line-height: 1.45;
}

.two-col {
    grid-column: span 12;
}

.badge {
    display: inline-block;
    background: #eff6ff;
    color: #1e40af;
    border: 1px solid #bfdbfe;
    border-radius: 999px;
    padding: 0.25rem 0.55rem;
    font-size: 0.74rem;
    font-weight: 700;
    margin-right: 0.35rem;
}

.status-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 0.5rem;
}

.status-table th,
.status-table td {
    border-bottom: 1px solid #e5e7eb;
    padding: 0.6rem 0.4rem;
    text-align: left;
    vertical-align: top;
    font-size: 0.92rem;
}

.status-ok {
    color: #166534;
    font-weight: 700;
}

.status-warn {
    color: #b45309;
    font-weight: 700;
}

.note {
    margin-top: 0.7rem;
    padding: 0.7rem 0.8rem;
    border-radius: 9px;
    background: #fffbeb;
    border: 1px solid #fde68a;
    color: #92400e;
    font-size: 0.88rem;
}

.footer-links {
    margin-top: 1rem;
    display: flex;
    flex-wrap: wrap;
    gap: 0.55rem;
}

.footer-links a {
    font-size: 0.88rem;
    color: #1e40af;
    background: #eef2ff;
    border: 1px solid #c7d2fe;
    border-radius: 8px;
    padding: 0.35rem 0.6rem;
}

details {
    border: 1px solid #e5e7eb;
    border-radius: 10px;
    padding: 0.7rem 0.8rem;
    margin: 0.6rem 0;
    background: #fff;
}

summary {
    cursor: pointer;
    font-weight: 600;
    color: #111827;
}

summary::-webkit-details-marker {
    display: none;
}

summary::before {
    content: "\f078";
    font-family: "Font Awesome 6 Free";
    font-weight: 900;
    margin-right: 0.45rem;
    color: #2563eb;
    font-size: 0.72rem;
}

details[open] summary::before {
    content: "\f077";
}

table.doc-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
}

table.doc-table th,
table.doc-table td {
    border: 1px solid #e5e7eb;
    padding: 0.55rem 0.45rem;
    text-align: left;
    vertical-align: top;
}

table.doc-table th {
    background: #f8fafc;
    font-weight: 700;
}

@media (min-width: 900px) {
    .two-col {
        grid-column: span 6;
    }
}