/* API Documentation — Công Nghệ 247 */
.cn247-api-docs-page {
    background: #0f172a;
    color: #e2e8f0;
    min-height: 100vh;
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
}

.cn247-api-wrap {
    max-width: 1200px;
    margin: 0 auto;
    padding: 96px 20px 64px;
    display: grid;
    gap: 2rem;
}

@media (min-width: 992px) {
    .cn247-api-wrap {
        grid-template-columns: 240px 1fr;
        align-items: start;
    }
}

.cn247-api-sidebar {
    position: sticky;
    top: 88px;
}

.cn247-api-sidebar nav {
    background: #1e293b;
    border: 1px solid #334155;
    border-radius: 12px;
    padding: 1rem;
}

.cn247-api-sidebar a {
    display: block;
    padding: 0.45rem 0.65rem;
    border-radius: 8px;
    color: #94a3b8;
    text-decoration: none;
    font-size: 0.875rem;
    transition: background 0.15s, color 0.15s;
}

.cn247-api-sidebar a:hover,
.cn247-api-sidebar a.active {
    background: #334155;
    color: #f8fafc;
}

.cn247-api-sidebar .nav-group {
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: #64748b;
    margin: 0.75rem 0 0.35rem 0.65rem;
}

.cn247-api-sidebar .nav-group:first-child {
    margin-top: 0;
}

.cn247-api-hero {
    background: linear-gradient(135deg, #1e3a8a 0%, #0f172a 60%);
    border: 1px solid #334155;
    border-radius: 16px;
    padding: 2rem;
    margin-bottom: 1.5rem;
}

.cn247-api-hero h1 {
    font-size: 1.85rem;
    font-weight: 800;
    margin: 0 0 0.5rem;
    letter-spacing: -0.02em;
    color: #f8fafc;
}

.cn247-api-hero p {
    margin: 0;
    color: #94a3b8;
    max-width: 640px;
    line-height: 1.6;
}

.cn247-api-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 1.25rem;
}

.cn247-api-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.35rem 0.75rem;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 600;
    background: rgba(59, 130, 246, 0.15);
    color: #93c5fd;
    border: 1px solid rgba(59, 130, 246, 0.3);
}

.cn247-api-card {
    background: #1e293b;
    border: 1px solid #334155;
    border-radius: 14px;
    padding: 1.35rem 1.4rem;
    margin-bottom: 1.25rem;
    scroll-margin-top: 96px;
}

.cn247-api-card h2 {
    font-size: 1.25rem;
    font-weight: 700;
    color: #f1f5f9;
    margin: 0 0 0.75rem;
}

.cn247-api-card h3 {
    font-size: 1rem;
    font-weight: 600;
    color: #e2e8f0;
    margin: 1.25rem 0 0.5rem;
}

.cn247-api-card p,
.cn247-api-card li {
    color: #94a3b8;
    font-size: 0.9rem;
    line-height: 1.65;
}

.cn247-api-card ul {
    padding-left: 1.2rem;
    margin-bottom: 0;
}

.cn247-api-key-box {
    background: #0f172a;
    border: 1px solid #475569;
    border-radius: 10px;
    padding: 1rem;
    margin-top: 0.75rem;
}

.cn247-api-key-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    align-items: center;
}

.cn247-api-key-input {
    flex: 1;
    min-width: 200px;
    background: #1e293b;
    border: 1px solid #475569;
    border-radius: 8px;
    padding: 0.55rem 0.75rem;
    color: #38bdf8;
    font-family: ui-monospace, monospace;
    font-size: 0.85rem;
}

.cn247-api-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    font-size: 0.85rem;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: opacity 0.15s;
}

.cn247-api-btn:hover { opacity: 0.9; }

.cn247-api-btn-primary {
    background: #2563eb;
    color: #fff;
}

.cn247-api-btn-ghost {
    background: transparent;
    color: #94a3b8;
    border: 1px solid #475569;
}

.cn247-api-endpoint {
    border: 1px solid #334155;
    border-radius: 12px;
    overflow: hidden;
    margin-top: 1rem;
}

.cn247-api-endpoint-head {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.65rem;
    padding: 0.75rem 1rem;
    background: #0f172a;
    border-bottom: 1px solid #334155;
}

.cn247-api-method {
    font-size: 0.7rem;
    font-weight: 800;
    letter-spacing: 0.04em;
    padding: 0.25rem 0.5rem;
    border-radius: 6px;
    background: #059669;
    color: #fff;
}

.cn247-api-action-name {
    font-family: ui-monospace, monospace;
    font-size: 0.95rem;
    color: #fbbf24;
    font-weight: 600;
}

.cn247-api-endpoint-desc {
    font-size: 0.82rem;
    color: #64748b;
    margin-left: auto;
}

.cn247-api-code-wrap {
    position: relative;
}

.cn247-api-code-wrap pre {
    margin: 0;
    padding: 1rem;
    background: #020617;
    color: #e2e8f0;
    font-size: 0.8rem;
    line-height: 1.55;
    overflow-x: auto;
    font-family: ui-monospace, 'Cascadia Code', monospace;
}

.cn247-api-copy {
    position: absolute;
    top: 0.5rem;
    right: 0.5rem;
    padding: 0.3rem 0.6rem;
    font-size: 0.72rem;
    background: #334155;
    color: #e2e8f0;
    border: none;
    border-radius: 6px;
    cursor: pointer;
}

.cn247-api-copy:hover { background: #475569; }

.cn247-api-params {
    width: 100%;
    font-size: 0.82rem;
    border-collapse: collapse;
    margin-top: 0.75rem;
}

.cn247-api-params th,
.cn247-api-params td {
    padding: 0.5rem 0.65rem;
    border: 1px solid #334155;
    text-align: left;
}

.cn247-api-params th {
    background: #0f172a;
    color: #64748b;
    font-weight: 600;
    font-size: 0.75rem;
}

.cn247-api-params code {
    color: #38bdf8;
    font-size: 0.8rem;
}

.cn247-api-alert {
    padding: 0.85rem 1rem;
    border-radius: 10px;
    font-size: 0.875rem;
    margin-bottom: 1rem;
}

.cn247-api-alert-info {
    background: rgba(37, 99, 235, 0.12);
    border: 1px solid rgba(59, 130, 246, 0.35);
    color: #93c5fd;
}

.cn247-api-alert-warn {
    background: rgba(245, 158, 11, 0.1);
    border: 1px solid rgba(245, 158, 11, 0.35);
    color: #fcd34d;
}

.cn247-api-endpoint-url {
    font-family: ui-monospace, monospace;
    font-size: 0.85rem;
    color: #4ade80;
    word-break: break-all;
}

@media (max-width: 991.98px) {
    .cn247-api-sidebar { position: static; }
    .cn247-api-endpoint-desc { margin-left: 0; width: 100%; }
}