.page {
    max-width: 1440px;
    margin: 0 auto;
    display: grid;
    gap: 22px;
}

.heading {
    font-size: clamp(1.9rem, 4.5vw, 3.2rem);
}

html[data-theme="dark"] {
    --bg-spot-a: rgba(198, 141, 112, 0.16);
    --bg-spot-b: rgba(113, 126, 158, 0.12);
}

.link-btn {
    border: 1px solid var(--accent-soft);
    background: var(--bg-elev);
    color: var(--text);
    border-radius: 999px;
    font: 600 0.9rem "Manrope", sans-serif;
    padding: 10px 16px;
    cursor: pointer;
    text-decoration: none;
    backdrop-filter: blur(8px);
    transition: transform 130ms ease, border-color 130ms ease, background-color 130ms ease;
}

.link-btn:hover {
    transform: translateY(-1px);
    border-color: var(--accent);
}

.link-btn:active {
    transform: translateY(0);
}

.docs-shell {
    display: grid;
    grid-template-columns: 260px minmax(0, 1fr);
    gap: 22px;
    align-items: start;
}

.sidebar {
    position: sticky;
    top: 20px;
    align-self: start;
    display: grid;
    gap: 12px;
}

.sidebar-card {
    border: 1px solid var(--accent-soft);
    border-radius: 22px;
    background: color-mix(in srgb, var(--bg-elev) 88%, transparent);
    box-shadow: var(--card-shadow);
    backdrop-filter: blur(12px);
    padding: 16px;
}

.sidebar-kicker {
    margin: 0 0 10px;
    color: var(--muted);
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    font-weight: 700;
}

.sidebar-nav {
    display: grid;
    gap: 8px;
}

.nav-btn {
    width: 100%;
    text-align: left;
    border-radius: 16px;
    padding: 12px 14px;
    display: grid;
    gap: 2px;
}

.nav-btn[aria-selected="true"] {
    border-color: var(--accent);
    background: color-mix(in srgb, var(--accent-soft) 62%, transparent);
}

.nav-title {
    font-size: 0.92rem;
    font-weight: 700;
}

.nav-subtitle {
    font-size: 0.78rem;
    color: var(--muted);
    line-height: 1.35;
}

.content {
    display: grid;
    gap: 26px;
    min-width: 0;
}

.doc-section {
    display: none;
    gap: 16px;
    min-width: 0;
}

.doc-section.active {
    display: grid;
}

.kicker {
    margin: 0;
    color: var(--muted);
    font-size: 0.86rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-weight: 700;
}

.section-title {
    margin: 0;
    font-family: "Cormorant Garamond", serif;
    font-size: clamp(1.7rem, 2.8vw, 2.4rem);
}

.lead {
    margin: 0;
    color: var(--muted);
    line-height: 1.6;
}

.grid-2 {
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    gap: 14px;
}

.card {
    border: 1px solid var(--accent-soft);
    border-radius: 18px;
    padding: 14px;
    background: color-mix(in srgb, var(--bg-elev) 92%, transparent);
}

.card h3 {
    margin: 0 0 8px;
    font-size: 1rem;
}

.card p,
.card li {
    margin: 0;
    color: var(--muted);
    line-height: 1.5;
    font-size: 0.93rem;
}

.card ul {
    margin: 0;
    padding-left: 18px;
    display: grid;
    gap: 6px;
}

.split-layout {
    display: grid;
    grid-template-columns: 350px minmax(0, 1fr);
    gap: 18px;
    align-items: start;
}

.section-stack {
    display: grid;
    gap: 12px;
}

.control {
    display: grid;
    gap: 6px;
}

.button-row {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text);
}

select {
    width: 100%;
    border: 1px solid var(--accent-soft);
    border-radius: 10px;
    background: var(--bg-elev);
    color: var(--text);
    font: 500 0.92rem "Manrope", sans-serif;
    padding: 9px 10px;
}

input[type="range"] {
    width: 100%;
    accent-color: var(--accent);
}

.range-readout {
    margin: 0;
    color: var(--muted);
    font-size: 0.84rem;
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

.viz-wrap {
    border: 1px solid var(--accent-soft);
    border-radius: 16px;
    overflow: hidden;
    background: color-mix(in srgb, var(--bg-elev) 86%, transparent);
}

.viz-stack {
    display: grid;
    gap: 14px;
}

.viz-card {
    display: grid;
    gap: 10px;
}

.viz-card h3 {
    margin: 0;
    font-size: 1rem;
}

canvas {
    width: 100%;
    height: auto;
    display: block;
}

.section-note {
    margin: 0;
    color: var(--muted);
    line-height: 1.6;
}

.reference-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 16px;
}

.random-generation-function-section {
    display: grid;
    gap: 12px;
}

.section-header {
    display: grid;
    gap: 4px;
}

.section-header h3 {
    margin: 0;
    font-size: 1.1rem;
    font-weight: 700;
}

.section-subtitle {
    margin: 0;
    font-size: 0.9rem;
    color: var(--muted);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.section-description {
    margin: 0;
    color: var(--muted);
    font-size: 0.95rem;
    line-height: 1.5;
}

.examples-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}

.example-card {
    display: grid;
    gap: 6px;
    border: 1px solid var(--accent-soft);
    border-radius: 12px;
    padding: 10px;
    background: color-mix(in srgb, var(--bg-elev) 84%, transparent);
}

.example-card h4 {
    margin: 0;
    font-size: 0.9rem;
    color: var(--text);
    font-weight: 600;
}

.example-card pre {
    margin: 0;
    border: none;
    padding: 8px;
    background: color-mix(in srgb, var(--bg) 40%, transparent);
    font: 400 0.8rem/1.4 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    color: var(--text);
    border-radius: 8px;
    overflow-x: auto;
}

.options-section {
    display: grid;
    gap: 8px;
}

.options-toggle {
    text-align: left;
    width: 100%;
    padding: 10px 12px;
    border-radius: 10px;
    border: 1px solid var(--accent-soft);
    background: color-mix(in srgb, var(--accent-soft) 30%, transparent);
    color: var(--text);
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    transition: background-color 180ms ease, border-color 180ms ease;
}

.options-toggle:hover {
    border-color: var(--accent);
    background: color-mix(in srgb, var(--accent-soft) 50%, transparent);
}

.options-dropdown {
    border: 1px solid var(--accent-soft);
    border-radius: 10px;
    padding: 12px;
    background: color-mix(in srgb, var(--bg-elev) 88%, transparent);
}

.options-list {
    display: grid;
    gap: 10px;
}

.option-item {
    display: grid;
    gap: 4px;
    padding: 8px;
    border-radius: 8px;
    background: color-mix(in srgb, var(--bg) 40%, transparent);
}

.option-item.nested-option {
    background: color-mix(in srgb, var(--accent-soft) 20%, transparent);
    border-left: 3px solid var(--accent-soft);
    padding-left: 10px;
}

.option-name {
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    font-weight: 700;
    font-size: 0.85rem;
    color: var(--text);
}

.option-type {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.option-desc {
    margin: 0;
    color: var(--muted);
    font-size: 0.88rem;
    line-height: 1.4;
}

.utility-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
}

.utility-item {
    display: grid;
    gap: 4px;
    border: 1px solid var(--accent-soft);
    border-radius: 16px;
    padding: 12px 14px;
    background: color-mix(in srgb, var(--bg-elev) 90%, transparent);
}

.utility-item strong {
    font-size: 0.92rem;
}

.utility-item span {
    color: var(--muted);
    font-size: 0.88rem;
    line-height: 1.45;
}

pre {
    margin: 0;
    border: 1px solid var(--accent-soft);
    border-radius: 12px;
    padding: 12px;
    overflow-x: auto;
    background: color-mix(in srgb, var(--bg-elev) 84%, transparent);
    font: 500 0.82rem/1.45 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    color: var(--text);
}

.muted {
    color: var(--muted);
    font-size: 0.88rem;
    margin: 0;
}

@media (max-width: 1100px) {
    .docs-shell {
        grid-template-columns: 1fr;
    }

    .sidebar {
        position: static;
    }

    .split-layout {
        grid-template-columns: 1fr;
    }

    .grid-2 {
        grid-template-columns: 1fr;
    }

    .reference-grid,
    .utility-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 800px) {
    body {
        padding: 16px;
    }

    .topbar {
        flex-wrap: wrap;
    }

    .actions {
        width: 100%;
        justify-content: space-between;
    }

    .examples-grid {
        grid-template-columns: 1fr;
    }

    .sidebar-card {
        padding: 14px;
    }

    .sidebar-nav {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .button-row {
        flex-direction: column;
    }
}