:root {
    color-scheme: light;
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    color: #172033;
    background: #eef2ff;
    --rix-accent: #6551c6;
    --rix-accent-strong: #4f3aa8;
    --rix-ink-muted: #626b7a;
    --rix-line: #dfe3ed;
    --rix-surface: rgb(255 255 255 / .94);
    --rix-radius: 16px;
    font-synthesis: none;
}

* { box-sizing: border-box; }
body {
    min-height: 100dvh;
    margin: 0;
    background:
        radial-gradient(circle at 12% 5%, rgb(219 211 255 / .85), transparent 28rem),
        linear-gradient(145deg, #f7f8ff 0%, #eef2ff 48%, #f8fafc 100%);
    color: #172033;
}
button, input, select, textarea { font: inherit; }
button { cursor: pointer; }

#rix-app { width: min(1180px, calc(100% - 2rem)); margin: 0 auto; padding: clamp(1.25rem, 4vw, 3.5rem) 0 4rem; }
.rix-page-error { white-space: pre-wrap; color: #b42318; font-family: ui-monospace, monospace; }
.rix-output-live-view, .rix-output-fragment, .rix-output-section { min-width: 0; }
.rix-output-fragment { display: grid; gap: 1.15rem; }
.rix-output-heading, .rix-output-section > h1, .rix-output-section > h2, .rix-output-section > h3 { margin: 0; letter-spacing: -.035em; line-height: 1.08; }
.rix-output-paragraph { max-width: 76ch; margin: 0; color: var(--rix-ink-muted); line-height: 1.6; }

/* A deliberately small portable document-layout vocabulary. */
[data-rix-layout="stack"] { display: grid; }
[data-rix-layout="cluster"] { display: flex; flex-wrap: wrap; align-items: center; }
[data-rix-layout="grid"], [data-rix-layout="split"] { display: grid; }
[data-rix-columns="1"] { grid-template-columns: minmax(0, 1fr); }
[data-rix-columns="2"] { grid-template-columns: repeat(2, minmax(0, 1fr)); }
[data-rix-columns="3"] { grid-template-columns: repeat(3, minmax(0, 1fr)); }
[data-rix-columns="4"] { grid-template-columns: repeat(4, minmax(0, 1fr)); }
[data-rix-layout="split"] { grid-template-columns: minmax(16rem, .78fr) minmax(0, 1.4fr); }
[data-rix-gap="compact"] { gap: .55rem; }
[data-rix-gap="normal"] { gap: 1rem; }
[data-rix-gap="spacious"] { gap: clamp(1.25rem, 3vw, 2rem); }
[data-rix-align="start"] { align-items: start; }
[data-rix-align="center"] { align-items: center; }
[data-rix-align="stretch"] { align-items: stretch; }
[data-rix-width="narrow"] { width: min(100%, 42rem); }
[data-rix-width="content"] { width: min(100%, 72rem); }
[data-rix-width="full"] { width: 100%; }
[data-rix-variant="hero"] {
    display: grid;
    gap: .8rem;
    overflow: hidden;
    padding: clamp(1.4rem, 4vw, 2.7rem);
    border: 1px solid rgb(105 82 196 / .18);
    border-radius: 22px;
    background: linear-gradient(145deg, rgb(255 255 255 / .97), rgb(242 239 255 / .94));
    box-shadow: 0 22px 65px rgb(45 37 88 / .1);
}
[data-rix-variant="hero"] > h1 { max-width: 18ch; font-size: clamp(2.2rem, 6vw, 4.3rem); }
[data-rix-variant="card"] {
    padding: clamp(1rem, 2.5vw, 1.5rem);
    border: 1px solid var(--rix-line);
    border-radius: var(--rix-radius);
    background: var(--rix-surface);
    box-shadow: 0 10px 35px rgb(39 44 71 / .07);
}
[data-rix-variant="muted"] {
    padding: clamp(1rem, 2.5vw, 1.5rem);
    border: 1px solid #e4e5f0;
    border-radius: var(--rix-radius);
    background: rgb(246 247 252 / .88);
}

.rix-output-section { display: grid; gap: 1rem; }
.rix-output-section > h2 { font-size: clamp(1.4rem, 3vw, 2rem); }
.rix-output-callout { padding: .8rem 1rem; border-left: .3rem solid var(--rix-accent); border-radius: 0 .65rem .65rem 0; background: #f4f1ff; }
.rix-output-callout > * { margin-block: 0; }

.rix-output-control-panel {
    display: grid;
    gap: .85rem;
    min-width: 0;
    padding: 1.15rem;
    border: 1px solid var(--rix-line);
    border-radius: var(--rix-radius);
    background: var(--rix-surface);
    box-shadow: 0 8px 28px rgb(39 44 71 / .06);
}
.rix-output-control-panel > h3 { margin: 0; font-size: 1.08rem; }
.rix-output-control-panel > p { margin: -.3rem 0 .2rem; color: var(--rix-ink-muted); font-size: .86rem; line-height: 1.45; }
.rix-output-control-list { display: grid; gap: .7rem; min-width: 0; }
.rix-output-control-panel[data-rix-layout="cluster"] .rix-output-control-list { display: flex; flex-wrap: wrap; gap: .55rem; }
.rix-output-control-panel[data-rix-layout="grid"] { grid-template-columns: minmax(0, 1fr); }
.rix-output-control-panel[data-rix-layout="grid"][data-rix-columns="2"] .rix-output-control-list { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.rix-output-control-panel[data-rix-layout="grid"][data-rix-columns="3"] .rix-output-control-list { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.rix-output-control-panel[data-rix-layout="grid"][data-rix-columns="4"] .rix-output-control-list { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.rix-output-control[data-rix-control-row="1"] { grid-row: 1; }
.rix-output-control[data-rix-control-row="2"] { grid-row: 2; }
.rix-output-control[data-rix-control-row="3"] { grid-row: 3; }
.rix-output-control[data-rix-control-row="4"] { grid-row: 4; }
.rix-output-control[data-rix-control-column="1"] { grid-column: 1; }
.rix-output-control[data-rix-control-column="2"] { grid-column: 2; }
.rix-output-control[data-rix-control-column="3"] { grid-column: 3; }
.rix-output-control[data-rix-control-column="4"] { grid-column: 4; }
.rix-output-control {
    display: grid;
    grid-template-columns: minmax(6.5rem, .7fr) minmax(11rem, 1.7fr) auto;
    gap: .65rem;
    align-items: center;
    min-width: 0;
}
.rix-output-control-label { color: #394155; font-size: .82rem; font-weight: 700; }
.rix-output-control input[type="text"], .rix-output-control select {
    min-width: 0;
    width: 100%;
    padding: .58rem .65rem;
    border: 1px solid #cfd5e2;
    border-radius: 8px;
    background: white;
    color: #172033;
    outline: none;
}
.rix-output-control input[type="text"]:focus, .rix-output-control select:focus { border-color: var(--rix-accent); box-shadow: 0 0 0 3px rgb(101 81 198 / .14); }
.rix-output-control-input-row { display: flex; min-width: 0; gap: .4rem; }
.rix-output-control button, .rix-output-control-actions button {
    padding: .55rem .75rem;
    border: 1px solid #cfd5e2;
    border-radius: 8px;
    background: #fff;
    color: #394155;
    font-weight: 700;
}
.rix-output-control button:hover { border-color: #a9a0d8; background: #f7f5ff; }
.rix-output-control-action { display: block; }
.rix-output-control-action > .rix-output-control-label { display: none; }
.rix-output-control-action button { min-width: 7rem; }
.rix-output-control-hold kbd {
    justify-self: start;
    padding: .2rem .48rem;
    border: 1px solid #c6bddf;
    border-bottom-width: 2px;
    border-radius: 6px;
    background: #f7f5ff;
    color: #4b3b81;
    font: 700 .76rem ui-monospace, SFMono-Regular, Menlo, monospace;
}
.rix-output-control-hold[data-rix-control-hold-state="held"] kbd { transform: translateY(1px); border-bottom-width: 1px; background: #ece8fb; }
.rix-output-control[data-rix-control-variant="primary"] button { border-color: var(--rix-accent); background: var(--rix-accent); color: white; }
.rix-output-control[data-rix-control-variant="primary"] button:hover { background: var(--rix-accent-strong); }
.rix-output-control[data-rix-control-variant="danger"] button { border-color: #b42318; background: #b42318; color: white; }
.rix-output-control[data-rix-control-variant="quiet"] button { background: transparent; color: inherit; }
.rix-output-control[data-rix-control-density="compact"] { gap: .35rem; font-size: .9rem; }
.rix-output-control[data-rix-control-width="compact"] { max-width: 26rem; }
.rix-output-control[data-rix-control-width="full"] { max-width: none; }
.rix-output-control input[type="range"] { width: 100%; }
.rix-output-control-input > output { display: none; }
.rix-output-control output { min-width: 4.5rem; color: #555f70; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .78rem; }
.rix-output-control small { grid-column: 2 / -1; color: var(--rix-ink-muted); line-height: 1.35; }
.rix-output-control-status { min-height: 1rem; color: var(--rix-ink-muted); font-size: .76rem; }

.rix-output-figure { min-width: 0; margin: 0; }
.rix-output-figure figcaption { margin-top: .7rem; color: var(--rix-ink-muted); font-size: .78rem; text-align: center; }
.rix-output-graphic { max-width: 100%; margin: 0; }
.rix-output-graphic svg { display: block; width: 100%; max-width: 100%; height: auto; }
.rix-output-graphic-action { cursor: pointer; outline: none; }
.rix-output-graphic-action:hover, .rix-output-graphic-action:focus-visible { filter: drop-shadow(0 0 5px rgb(101 81 198 / .55)); }
.rix-output-svg text { font-family: ui-sans-serif, system-ui, sans-serif; }

.rix-output-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    overflow: hidden;
    border: 1px solid var(--rix-line);
    border-radius: 11px;
    background: white;
    font-variant-numeric: tabular-nums;
}
.rix-output-table th, .rix-output-table td { padding: .62rem .75rem; border-bottom: 1px solid #eceef4; text-align: left; }
.rix-output-table th { background: #f4f3fb; color: #4b3ca4; font-size: .74rem; letter-spacing: .04em; text-transform: uppercase; }
.rix-output-table td { color: #333c4e; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .84rem; }
.rix-output-table tbody tr:last-child td { border-bottom: 0; }
.rix-output-table[data-rix-density="compact"] th, .rix-output-table[data-rix-density="compact"] td { padding: .4rem .6rem; }
.rix-output-table[data-rix-variant="muted"] tbody tr:nth-child(even) { background: #f8f9fc; }
.rix-output-table[data-rix-variant="plain"] { border: 0; background: transparent; }
.rix-output-table[data-rix-variant="plain"] th { background: transparent; }

.rix-output-grid { border-collapse: collapse; margin: .8rem 0 1.4rem; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-variant-numeric: tabular-nums; }
.rix-output-grid td { min-width: 3.25rem; padding: .22rem .55rem; text-align: right; border-bottom: 1px solid #e4e6ee; }
.rix-output-grid td.rix-grid-rule-left { border-left: 2px solid #697386; }
.rix-output-grid tr.rix-grid-rule-top td { border-top: 2px solid #697386; }
.rix-output-snapshots { margin: 1.25rem 0; }
.rix-output-snapshot-list { display: grid; gap: 1rem; align-items: start; }
.rix-output-snapshot { min-width: 0; margin: 0; padding: .7rem; border: 1px solid var(--rix-line); border-radius: .55rem; }
.rix-output-snapshot .rix-output-graphic { margin: 0; }
.rix-output-timeline-caption, .rix-output-snapshots-caption { color: var(--rix-ink-muted); }

@media (max-width: 780px) {
    [data-rix-layout="grid"], [data-rix-layout="split"], [data-rix-columns] { grid-template-columns: minmax(0, 1fr); }
    .rix-output-control { grid-template-columns: 1fr; }
    .rix-output-control-panel[data-rix-layout="cluster"] .rix-output-control-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .rix-output-control-action button { width: 100%; }
}

@media (max-width: 520px) {
    #rix-app { width: min(100% - 1rem, 1180px); padding-top: .5rem; }
    [data-rix-variant="hero"], [data-rix-variant="card"], [data-rix-variant="muted"], .rix-output-control-panel { border-radius: 12px; }
    .rix-output-table { display: block; overflow-x: auto; }
}