/* Rosehip — design system (shared by rose and halo) */
:root {
  --bg: #fbfaf9;
  --bg-alt: #f4f2f0;
  --surface: #ffffff;
  --ink: #19181b;
  --ink-soft: #45434a;
  --muted: #6d6b73;
  --line: #e6e2de;
  --line-strong: #d5d0ca;
  --accent: #a63c56;
  --accent-ink: #ffffff;
  --accent-soft: #f7e9ec;
  --ok: #1f7a4d;
  --ok-soft: #e6f4ec;
  --bad: #a3322c;
  --bad-soft: #fbeae9;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
  --sans: ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
  --radius: 12px;
  --shadow: 0 1px 2px rgba(20, 18, 22, .04), 0 8px 24px -12px rgba(20, 18, 22, .18);
  --max: 1080px;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #121114;
    --bg-alt: #17161a;
    --surface: #1b191e;
    --ink: #f2efec;
    --ink-soft: #cfcbc7;
    --muted: #9b96a0;
    --line: #2b282f;
    --line-strong: #3a3640;
    --accent: #e2788f;
    --accent-ink: #1a1013;
    --accent-soft: #2a1c22;
    --ok: #6ad3a0;
    --ok-soft: #17271f;
    --bad: #f0948e;
    --bad-soft: #2b1a1a;
    --shadow: 0 1px 2px rgba(0, 0, 0, .4), 0 12px 30px -16px rgba(0, 0, 0, .7);
  }
}
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font: 400 16px/1.65 var(--sans);
  -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility;
}
h1, h2, h3, h4 { margin: 0; line-height: 1.2; letter-spacing: -.02em; font-weight: 650; }
p { margin: 0; }
a { color: inherit; text-decoration-color: var(--line-strong); text-underline-offset: 3px; }
a:hover { color: var(--accent); text-decoration-color: var(--accent); }
code, kbd, pre { font-family: var(--mono); font-size: .92em; }
svg { display: block; }
.wrap { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 24px; }
.skip { position: absolute; left: -9999px; }
.skip:focus { left: 16px; top: 12px; z-index: 99; background: var(--surface); padding: 8px 14px; border: 1px solid var(--line-strong); border-radius: 8px; }

/* header */
.site-header { position: sticky; top: 0; z-index: 20; background: color-mix(in srgb, var(--bg) 88%, transparent); backdrop-filter: saturate(1.2) blur(10px); border-bottom: 1px solid var(--line); }
.site-header .wrap { display: flex; align-items: center; gap: 28px; height: 64px; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 650; letter-spacing: -.03em; font-size: 1.0625rem; text-decoration: none; }
.brand .mark { width: 26px; height: 26px; color: var(--accent); }
.site-nav { display: flex; gap: 4px; margin-left: auto; align-items: center; flex-wrap: wrap; }
.site-nav a { padding: 7px 11px; border-radius: 8px; font-size: .9375rem; color: var(--ink-soft); text-decoration: none; }
.site-nav a:hover { background: var(--bg-alt); color: var(--ink); }
.site-nav a.is-cta { color: var(--accent); font-weight: 550; }
.site-nav a[aria-current="page"] { color: var(--ink); background: var(--bg-alt); }

/* hero */
.hero { padding: 76px 0 40px; }
.hero h1 { font-size: clamp(2rem, 4.6vw, 3.15rem); max-width: 20ch; }
.hero .lede { margin-top: 18px; max-width: 62ch; font-size: 1.125rem; color: var(--ink-soft); }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; font: 500 .8125rem/1 var(--mono); text-transform: uppercase; letter-spacing: .09em; color: var(--muted); }
.eyebrow::before { content: ""; width: 22px; height: 1px; background: var(--line-strong); }
.actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 28px; }
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 11px 18px; border-radius: 10px; border: 1px solid var(--line-strong); background: var(--surface); color: var(--ink); font: 550 .9375rem/1.2 var(--sans); text-decoration: none; cursor: pointer; transition: transform .12s ease, background .12s ease, border-color .12s ease; }
.btn:hover { background: var(--bg-alt); border-color: var(--muted); color: var(--ink); }
.btn:active { transform: translateY(1px); }
.btn--primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.btn--primary:hover { background: color-mix(in srgb, var(--accent) 88%, #000); border-color: transparent; color: var(--accent-ink); }
.btn--sm { padding: 7px 12px; font-size: .875rem; border-radius: 8px; }
.btn:focus-visible, .tabs button:focus-visible, textarea:focus-visible, input:focus-visible, a:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

/* sections */
.section { padding: 44px 0; }
.section-head { display: flex; align-items: baseline; gap: 16px; flex-wrap: wrap; margin-bottom: 22px; }
.section-head h2 { font-size: 1.375rem; }
.section-head p { color: var(--muted); font-size: .9375rem; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.feature { padding: 20px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); }
.feature h3 { font-size: 1rem; margin-bottom: 6px; }
.feature p { color: var(--muted); font-size: .9375rem; }
.feature .ic { width: 22px; height: 22px; color: var(--accent); margin-bottom: 12px; }
.note { border: 1px solid var(--line); border-left: 3px solid var(--accent); background: var(--surface); padding: 14px 18px; border-radius: 10px; color: var(--ink-soft); font-size: .9375rem; }

/* tools */
.toolbox { border: 1px solid var(--line); border-radius: 16px; background: var(--surface); box-shadow: var(--shadow); overflow: hidden; }
.tabs { display: flex; gap: 2px; overflow-x: auto; padding: 6px; background: var(--bg-alt); border-bottom: 1px solid var(--line); scrollbar-width: thin; }
.tabs button { flex: 0 0 auto; padding: 9px 14px; border: 0; border-radius: 9px; background: transparent; color: var(--muted); font: 550 .9063rem/1.2 var(--sans); cursor: pointer; white-space: nowrap; }
.tabs button:hover { color: var(--ink); background: color-mix(in srgb, var(--surface) 60%, transparent); }
.tabs button[aria-selected="true"] { background: var(--surface); color: var(--ink); box-shadow: 0 1px 2px rgba(0,0,0,.06); }
.panel { padding: 24px; }
.panel[hidden] { display: none; }
.panel h3 { font-size: 1.0625rem; }
.panel .hint { color: var(--muted); font-size: .9063rem; margin-top: 6px; max-width: 74ch; }
.row { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; margin-top: 16px; }
.field { display: flex; flex-direction: column; gap: 6px; margin-top: 16px; }
.field > label { font-size: .8125rem; font-weight: 600; letter-spacing: .02em; color: var(--ink-soft); text-transform: uppercase; }
textarea, input[type="text"], select {
  width: 100%; padding: 11px 13px; border: 1px solid var(--line-strong); border-radius: 10px;
  background: var(--bg); color: var(--ink); font: .9375rem/1.55 var(--mono);
  resize: vertical; min-height: 44px;
}
textarea { min-height: 150px; }
select { font-family: var(--sans); max-width: 260px; }
input[type="file"] { font: .9375rem var(--sans); }
.dropzone { display: grid; place-items: center; gap: 6px; padding: 30px 20px; border: 1.5px dashed var(--line-strong); border-radius: 12px; background: var(--bg); text-align: center; cursor: pointer; transition: border-color .15s, background .15s; }
.dropzone:hover, .dropzone.is-over { border-color: var(--accent); background: var(--accent-soft); }
.dropzone strong { font-weight: 600; }
.dropzone span { color: var(--muted); font-size: .875rem; }
.out { margin-top: 14px; padding: 13px 15px; border: 1px solid var(--line); border-radius: 10px; background: var(--bg-alt); font: .9rem/1.6 var(--mono); overflow-wrap: anywhere; white-space: pre-wrap; max-height: 320px; overflow: auto; }
.out:empty { display: none; }
.badge { display: inline-flex; align-items: center; gap: 6px; padding: 3px 9px; border-radius: 999px; font: 600 .75rem/1.5 var(--sans); }
.badge--ok { background: var(--ok-soft); color: var(--ok); }
.badge--bad { background: var(--bad-soft); color: var(--bad); }
.badge--idle { background: var(--bg-alt); color: var(--muted); }
.meta { display: flex; flex-wrap: wrap; gap: 14px; color: var(--muted); font-size: .875rem; }
.mono-strong { font-family: var(--mono); font-weight: 600; word-break: break-all; }

/* code + docs */
.prose { max-width: 74ch; }
.prose h2 { font-size: 1.3125rem; margin-top: 40px; }
.prose h3 { font-size: 1.0625rem; margin-top: 28px; }
.prose p, .prose ul, .prose ol { margin-top: 12px; color: var(--ink-soft); }
.prose li + li { margin-top: 6px; }
.prose ul, .prose ol { padding-left: 22px; }
.prose pre { margin-top: 14px; padding: 14px 16px; border: 1px solid var(--line); border-radius: 10px; background: var(--bg-alt); overflow-x: auto; font-size: .875rem; }
.prose :not(pre) > code { padding: 1px 5px; border: 1px solid var(--line); border-radius: 5px; background: var(--bg-alt); }
.docs-layout { display: grid; grid-template-columns: 232px minmax(0, 1fr); gap: 48px; padding: 40px 0 72px; }
.docs-nav { position: sticky; top: 88px; align-self: start; font-size: .9375rem; }
.docs-nav .group { font: 600 .75rem/1 var(--mono); text-transform: uppercase; letter-spacing: .08em; color: var(--muted); padding: 0 10px; margin: 22px 0 8px; }
.docs-nav a { display: block; padding: 7px 10px; border-radius: 8px; color: var(--ink-soft); text-decoration: none; }
.docs-nav a:hover { background: var(--bg-alt); color: var(--ink); }
.docs-nav a[aria-current="page"] { background: var(--accent-soft); color: var(--accent); font-weight: 550; }
.docs-nav a:first-of-type { margin-top: 0; }
.toc-note { margin-top: 26px; padding: 14px; border: 1px solid var(--line); border-radius: 10px; color: var(--muted); font-size: .875rem; background: var(--surface); }
.page-title { padding: 44px 0 0; }
.page-title h1 { font-size: clamp(1.75rem, 3.4vw, 2.375rem); }
.page-title p { margin-top: 10px; color: var(--muted); max-width: 70ch; }

/* footer */
.site-footer { border-top: 1px solid var(--line); padding: 34px 0 48px; color: var(--muted); font-size: .9rem; }
.site-footer .wrap { display: flex; flex-wrap: wrap; gap: 14px 28px; align-items: center; }
.site-footer a { color: var(--ink-soft); }
.site-footer .spacer { margin-left: auto; }
kbd { padding: 1px 6px; border: 1px solid var(--line-strong); border-bottom-width: 2px; border-radius: 5px; background: var(--surface); font-size: .8125rem; }

@media (max-width: 860px) {
  .grid-3 { grid-template-columns: 1fr; }
  .docs-layout { grid-template-columns: 1fr; gap: 24px; padding-top: 24px; }
  .docs-nav { position: static; display: flex; flex-wrap: wrap; gap: 4px; border-bottom: 1px solid var(--line); padding-bottom: 14px; }
  .docs-nav .group { width: 100%; margin: 4px 0 2px; }
  .docs-nav a { padding: 6px 9px; }
  .hero { padding-top: 52px; }
  .site-header .wrap { gap: 12px; }
  .site-nav a { padding: 6px 8px; font-size: .875rem; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; }
}