/**
 * API Documentation page — V3
 */

.api-docs-page .api-layout {
    display: grid;
    grid-template-columns: 240px minmax(0, 1fr);
    gap: 32px;
    align-items: start;
    max-width: 1100px;
    margin: 0 auto;
}

.api-docs-page .api-nav {
    position: sticky;
    top: 96px;
    background: #fff;
    border: 1px solid var(--slate-200);
    border-radius: 16px;
    padding: 20px;
}

.api-docs-page .api-nav h2 {
    margin: 0 0 12px;
    font-size: 0.95rem;
    font-weight: 800;
    color: var(--slate-900);
}

.api-docs-page .api-nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 4px;
}

.api-docs-page .api-nav a {
    display: block;
    padding: 8px 10px;
    border-radius: 8px;
    color: var(--slate-600);
    text-decoration: none;
    font-size: 0.88rem;
    font-weight: 600;
    transition: background 0.15s ease, color 0.15s ease;
}

.api-docs-page .api-nav a:hover {
    background: var(--primary-50);
    color: var(--primary-700);
}

.api-docs-page .api-main {
    min-width: 0;
}

.api-docs-page .api-intro {
    font-size: 1.05rem;
    color: var(--slate-600);
    margin: 0 0 24px;
    line-height: 1.7;
}

.api-docs-page .api-section {
    margin-bottom: 28px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--slate-100);
}

.api-docs-page .api-section:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.api-docs-page .api-section > h2 {
    font-size: 1.35rem;
    font-weight: 800;
    color: var(--slate-900);
    margin: 0 0 12px;
    letter-spacing: -0.02em;
}

.api-docs-page .api-section > p,
.api-docs-page .api-section > ul {
    color: var(--slate-600);
    line-height: 1.7;
    font-size: 0.98rem;
}

.api-docs-page .api-section > ul {
    margin: 0 0 14px;
    padding-left: 1.2rem;
}

.api-docs-page .endpoint,
.api-docs-page .code-example {
    background: #fff;
    border: 1px solid var(--slate-200);
    border-radius: 14px;
    padding: 20px;
    margin-bottom: 16px;
}

.api-docs-page .endpoint h3 {
    color: var(--slate-900);
    margin: 0 0 8px;
    font-family: var(--font-mono), ui-monospace, monospace;
    font-size: 0.92rem;
    font-weight: 700;
    background: var(--slate-50);
    border: 1px solid var(--slate-200);
    padding: 10px 12px;
    border-radius: 8px;
    word-break: break-word;
}

.api-docs-page .endpoint > p {
    color: var(--slate-600);
    margin: 0 0 12px;
    font-size: 0.95rem;
}

.api-docs-page .request,
.api-docs-page .response {
    margin: 12px 0 0;
}

.api-docs-page .request h4,
.api-docs-page .response h4 {
    color: var(--slate-500);
    margin: 0 0 8px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.api-docs-page pre {
    background: var(--slate-900);
    color: #e2e8f0;
    border: none;
    border-radius: 10px;
    padding: 14px 16px;
    overflow-x: auto;
    font-size: 0.85rem;
    line-height: 1.55;
    margin: 0;
}

.api-docs-page pre code {
    font-family: var(--font-mono), ui-monospace, monospace;
    color: inherit;
    background: none;
    padding: 0;
}

.api-docs-page .code-example h3 {
    color: var(--slate-900);
    margin: 0 0 12px;
    font-size: 1.05rem;
    font-weight: 700;
}

.api-docs-page .error-example {
    background: var(--error-50);
    border: 1px solid #fecaca;
    border-radius: 14px;
    padding: 20px;
    margin-bottom: 16px;
}

.api-docs-page .error-codes {
    background: var(--primary-50);
    border: 1px solid var(--primary-100);
    border-radius: 14px;
    padding: 20px;
}

.api-docs-page .error-codes h3 {
    color: var(--primary-700);
    margin: 0 0 12px;
    font-size: 1.05rem;
}

.api-docs-page .error-codes ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.api-docs-page .error-codes li {
    padding: 10px 0;
    border-bottom: 1px solid var(--primary-100);
    color: var(--slate-700);
    font-size: 0.92rem;
    line-height: 1.5;
}

.api-docs-page .error-codes li:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.api-docs-page .error-codes strong {
    color: var(--primary-700);
    font-family: var(--font-mono), ui-monospace, monospace;
    background: #fff;
    border: 1px solid var(--primary-200);
    padding: 2px 8px;
    border-radius: 6px;
    margin-right: 8px;
    font-size: 0.82rem;
}

@media (max-width: 900px) {
    .api-docs-page .api-layout {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .api-docs-page .api-nav {
        position: static;
    }

    .api-docs-page .api-nav ul {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        display: grid;
    }
}

@media (max-width: 560px) {
    .api-docs-page .api-nav ul {
        grid-template-columns: 1fr;
    }

    .api-docs-page pre {
        font-size: 0.78rem;
    }
}