/* Reset inherited legacy component rules only on the new reference surfaces. */
:where(.charlie-header,.charlie-header *,.charlie-footer,.charlie-footer *,.charlie-index,.charlie-index *,.charlie-full,.charlie-full *,.charlie-developers,.charlie-developers *,.charlie-finder,.charlie-finder *,.charlie-app,.charlie-app *,.charlie-model .record,.charlie-model .record *,.charlie-model .dl,.charlie-model .dl *,.charlie-model .qf,.charlie-model .qf *,.charlie-model .sec):not(:where(svg,svg *,.charlie-legacy,.charlie-legacy *)) { all:revert; }
/* Hugging Bay — redesign system */
:root {
  --bg: #ffffff;
  --bg-soft: #f6f6f3;
  --bg-sunk: #efeee9;
  --ink: #111111;
  --ink-2: #4a4a48;
  --ink-3: #7a7a76;
  --line: #e4e3de;
  --line-strong: #cfcdc6;
  --accent: #17636b;
  --accent-ink: #ffffff;
  --accent-soft: #e3f0ef;
  --ok: #1d7a46;
  --ok-soft: #e4f4ea;
  --warn: #9a6200;
  --warn-soft: #fbf0d9;
  --info: #3557b7;
  --info-soft: #e8eefb;
  --code-bg: #111111;
  --code-ink: #eaeaea;
  --code-button-bg: #2a2a2a;
  --code-button-ink: #dddddd;
  --fleet-frame: var(--bg);
  --fleet-image-filter: none;
  --chart-grid: var(--line);
  --chart-line: var(--accent);
  --radius: 10px;
  --radius-lg: 16px;
  --shadow: 0 1px 2px rgba(0,0,0,.04), 0 4px 16px rgba(0,0,0,.04);
  --page-max: 1600px;
  --gutter: clamp(16px, 4vw, 56px);
  --header-h: 64px;
  color-scheme: light;
  --font: "DM Sans", "Helvetica Neue", Arial, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0f1010; --bg-soft: #171818; --bg-sunk: #1e1f1f;
    --ink: #f2f2ef; --ink-2: #bdbdb8; --ink-3: #8b8b86;
    --line: #2a2b2b; --line-strong: #3a3b3b;
    --accent: #4fb3bb; --accent-ink: #062226; --accent-soft: #15302f;
    --info: #9db4ff; --info-soft: #18213a;
    --code-bg: #171818; --code-ink: #f2f2ef; --code-button-bg: #2a2b2b; --code-button-ink: #f2f2ef;
    --fleet-image-filter: brightness(.88);
    --ok: #5fcf8e; --ok-soft: #143222; --warn: #e3b25a; --warn-soft: #33270f; --info-soft: #18213a;
    --shadow: 0 1px 2px rgba(0,0,0,.3), 0 6px 20px rgba(0,0,0,.3);
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #0f1010; --bg-soft: #171818; --bg-sunk: #1e1f1f;
  --ink: #f2f2ef; --ink-2: #bdbdb8; --ink-3: #8b8b86;
  --line: #2a2b2b; --line-strong: #3a3b3b;
  --accent: #4fb3bb; --accent-ink: #062226; --accent-soft: #15302f;
  --info: #9db4ff; --info-soft: #18213a;
  --code-bg: #171818; --code-ink: #f2f2ef; --code-button-bg: #2a2b2b; --code-button-ink: #f2f2ef;
  --fleet-image-filter: brightness(.88);
  --ok: #5fcf8e; --ok-soft: #143222; --warn: #e3b25a; --warn-soft: #33270f; --info-soft: #18213a;
  --shadow: 0 1px 2px rgba(0,0,0,.3), 0 6px 20px rgba(0,0,0,.3);
  color-scheme: dark;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 16px/1.55 var(--font); overflow-x: hidden; }
a { color: inherit; }
img, svg { max-width: 100%; }
h1, h2, h3, h4 { margin: 0; line-height: 1.12; letter-spacing: -0.02em; }
h1 { font-size: clamp(2.25rem, 1.4rem + 3vw, 4.25rem); font-weight: 800; letter-spacing: -0.035em; }
h2 { font-size: clamp(1.5rem, 1.1rem + 1.2vw, 2.25rem); font-weight: 750; }
h3 { font-size: 1.125rem; font-weight: 700; letter-spacing: -0.01em; }
p { margin: 0; }
code, .mono { font-family: var(--mono); font-size: .875em; }
.muted { color: var(--ink-2); }
.subtle { color: var(--ink-3); font-size: .875rem; }
.eyebrow { font-size: .75rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--ink-3); }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
.skip { position: absolute; left: -999px; top: 8px; background: var(--ink); color: var(--bg); padding: 8px 12px; border-radius: 6px; z-index: 100; }
.skip:focus { left: 8px; }

/* ---------- page shell ---------- */
.wrap { width: 100%; max-width: var(--page-max); margin: 0 auto; padding-inline: var(--gutter); }
main { min-height: calc(100vh - var(--header-h) - 200px); }
.section { padding-block: clamp(48px, 6vw, 96px); }
.section-tight { padding-block: clamp(32px, 4vw, 56px); }
.section-head { display: flex; align-items: end; justify-content: space-between; gap: 24px; margin-bottom: 28px; flex-wrap: wrap; }
.section-head p { max-width: 60ch; margin-top: 8px; }
.band { background: var(--bg-soft); border-block: 1px solid var(--line); }

/* ---------- header ---------- */
.site-header { position: sticky; top: env(safe-area-inset-top, 0px); z-index: 50; background: color-mix(in srgb, var(--bg) 88%, transparent); backdrop-filter: saturate(1.4) blur(12px); border-bottom: 1px solid var(--line); }
.site-header .bar { height: var(--header-h); display: flex; align-items: center; gap: 28px; max-width: none; }
.logo { display: inline-flex; align-items: center; gap: 8px; text-decoration: none; flex: none; }
.logo .mark { width: 30px; height: 30px; }
.logo .word { font-family: "UnifrakturMaguntia", serif; font-size: 1.45rem; line-height: 1; white-space: nowrap; }
.nav { display: flex; gap: 4px; align-items: center; }
.nav a { text-decoration: none; padding: 8px 12px; border-radius: 8px; color: var(--ink-2); font-weight: 500; font-size: .95rem; white-space: nowrap; }
.nav a:hover { background: var(--bg-soft); color: var(--ink); }
.nav a[aria-current="page"] { color: var(--ink); background: var(--bg-sunk); }
.header-search { flex: 1; max-width: 520px; position: relative; margin-left: auto; }
.header-search input { width: 100%; height: 40px; border: 1px solid var(--line); background: var(--bg-soft); border-radius: 10px; padding: 0 64px 0 38px; font: inherit; font-size: .95rem; color: var(--ink); }
.header-search input:focus { outline: 2px solid var(--accent); outline-offset: -1px; background: var(--bg); }
.header-search .icon { position: absolute; left: 12px; top: 50%; transform: translateY(-50%); color: var(--ink-3); }
.header-search kbd { position: absolute; right: 10px; top: 50%; transform: translateY(-50%); font: 600 .72rem var(--font); color: var(--ink-3); border: 1px solid var(--line-strong); border-radius: 5px; padding: 1px 6px; background: var(--bg); }
.header-actions { display: flex; gap: 8px; align-items: center; flex: none; }
.header-actions .menu-btn { display: none; }
.mobile-nav { display: none; }

@media (max-width: 1180px) { .header-search kbd { display: none; } .nav a { padding: 8px 9px; } }
@media (max-width: 1040px) {
  .nav, .header-search { display: none; }
  .header-actions { margin-left: auto; }
  .header-actions .menu-btn { display: inline-flex; }
  .mobile-nav.open { display: block; border-top: 1px solid var(--line); padding: 12px var(--gutter) 20px; background: var(--bg); }
  .mobile-nav a { display: block; padding: 12px 4px; text-decoration: none; font-weight: 600; border-bottom: 1px solid var(--line); }
  .mobile-nav .header-search { display: block; max-width: none; margin: 4px 0 8px; }
}
.dl-short { display: none; }
@media (max-width: 560px) {
  .site-header .bar { gap: 10px; }
  .header-actions { gap: 6px; }
  .header-actions .btn-signin { display: none; }
  .header-actions .btn { padding: 0 12px; }
  .logo .mark { width: 24px; height: 24px; }
  .logo .word { font-size: 1.12rem; }
  .dl-label { display: none; }
  .dl-short { display: inline; }
}
/* Smallest phones (iPhone SE, 320px): icon-only download button */
@media (max-width: 380px) {
  .dl-short { display: none; }
  .header-actions .btn-primary { width: 40px; padding: 0; }
  .logo .word { font-size: 1.05rem; }
}

/* ---------- buttons ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; height: 40px; padding: 0 16px; border-radius: 10px; border: 1px solid transparent; font: 600 .95rem var(--font); text-decoration: none; cursor: pointer; white-space: nowrap; transition: background .15s, border-color .15s, transform .05s; }
.btn:active { transform: translateY(1px); }
.btn-lg { height: 52px; padding: 0 22px; font-size: 1.02rem; border-radius: 12px; }
.btn-sm { height: 32px; padding: 0 12px; font-size: .85rem; border-radius: 8px; }
.btn-primary { background: var(--ink); color: var(--bg); }
.btn-primary:hover { background: color-mix(in srgb, var(--ink) 85%, var(--bg)); }
.btn-accent { background: var(--accent); color: var(--accent-ink); }
.btn-accent:hover { background: color-mix(in srgb, var(--accent) 88%, black); }
.btn-ghost { background: transparent; border-color: var(--line-strong); color: var(--ink); }
.btn-ghost:hover { background: var(--bg-soft); }
.btn-text { background: none; border: none; padding: 0; height: auto; color: var(--accent); font-weight: 600; }
.btn[disabled] { opacity: .5; cursor: not-allowed; }
.icon-btn { width: 40px; padding: 0; }

/* ---------- badges ---------- */
.badge { display: inline-flex; align-items: center; gap: 6px; height: 24px; padding: 0 9px; border-radius: 999px; font-size: .78rem; font-weight: 600; background: var(--bg-sunk); color: var(--ink-2); white-space: nowrap; }
.badge::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: currentColor; opacity: .8; }
.badge.plain::before { display: none; }
.badge.ok { background: var(--ok-soft); color: var(--ok); }
.badge.warn { background: var(--warn-soft); color: var(--warn); }
.badge.accent { background: var(--accent-soft); color: var(--accent); }
.badge.info { background: var(--info-soft); color: var(--info); }

/* ---------- cards / grids ---------- */
.grid { display: grid; gap: 20px; }
.grid-auto { grid-template-columns: repeat(auto-fill, minmax(min(100%, 280px), 1fr)); }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
@media (max-width: 1100px) { .grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); } .grid-3 { grid-template-columns: repeat(2, minmax(0,1fr)); } }
@media (max-width: 680px) { .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; } }
.card { background: var(--bg); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 22px; }
.card.soft { background: var(--bg-soft); }
.card-link { text-decoration: none; display: flex; flex-direction: column; gap: 10px; transition: border-color .15s, box-shadow .15s, transform .15s; }
.card-link:hover { border-color: var(--line-strong); box-shadow: var(--shadow); transform: translateY(-2px); }
.card-link .arrow { margin-top: auto; color: var(--accent); font-weight: 600; font-size: .9rem; }

/* model card */
.model-card { display: flex; flex-direction: column; gap: 14px; position: relative; }
.model-card .top { display: flex; align-items: start; justify-content: space-between; gap: 10px 12px; flex-wrap: wrap; }
.model-card .top > .row { flex: 1 1 200px; min-width: 0; }
.model-card .org { font-size: .82rem; color: var(--ink-3); }
.model-card h3 a { text-decoration: none; }
.model-card h3 a::after { content: ""; position: absolute; inset: 0; border-radius: inherit; }
.model-card .desc { color: var(--ink-2); font-size: .93rem; }
.model-card .meta { display: flex; flex-wrap: wrap; gap: 6px 14px; font-size: .82rem; color: var(--ink-3); }
.model-card .foot { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-top: auto; padding-top: 14px; border-top: 1px solid var(--line); }
.model-card .foot .btn { position: relative; z-index: 1; }
.avatar { width: 40px; height: 40px; border-radius: 10px; display: grid; place-items: center; font-weight: 800; font-size: .95rem; color: var(--accent-ink); flex: none; }

/* ---------- forms ---------- */
.field { display: flex; flex-direction: column; gap: 6px; }
.field label, .label { font-size: .85rem; font-weight: 600; }
.input, select.input { height: 42px; border: 1px solid var(--line-strong); border-radius: 10px; padding: 0 12px; font: inherit; background: var(--bg); color: var(--ink); width: 100%; }
.input:focus { outline: 2px solid var(--accent); outline-offset: -1px; }
.check { display: flex; align-items: center; gap: 10px; padding: 6px 0; font-size: .93rem; cursor: pointer; }
.check input { width: 16px; height: 16px; accent-color: var(--accent); }
.seg { display: inline-flex; border: 1px solid var(--line-strong); border-radius: 10px; padding: 3px; gap: 2px; background: var(--bg); }
.seg button { border: 0; background: none; height: 32px; padding: 0 12px; border-radius: 7px; font: 600 .85rem var(--font); color: var(--ink-2); cursor: pointer; }
.seg button[aria-pressed="true"] { background: var(--bg-sunk); color: var(--ink); }
.chip { display: inline-flex; align-items: center; gap: 6px; height: 34px; padding: 0 14px; border-radius: 999px; border: 1px solid var(--line-strong); background: var(--bg); font: 600 .87rem var(--font); color: var(--ink-2); cursor: pointer; text-decoration: none; }
.chip:hover { border-color: var(--ink-3); color: var(--ink); }
.chip[aria-pressed="true"] { background: var(--ink); color: var(--bg); border-color: var(--ink); }

/* ---------- footer ---------- */
.site-footer { border-top: 1px solid var(--line); background: var(--bg-soft); margin-top: 0; }
.site-footer .cols { display: grid; grid-template-columns: 1.4fr repeat(4, 1fr); gap: 32px; padding-block: 56px 40px; }
.site-footer h4 { font-size: .8rem; text-transform: uppercase; letter-spacing: .08em; color: var(--ink-3); margin-bottom: 14px; }
.site-footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.site-footer a { text-decoration: none; color: var(--ink-2); font-size: .93rem; }
.site-footer a:hover { color: var(--ink); text-decoration: underline; }
.site-footer a.btn { text-decoration: none; }
.site-footer a.btn-primary, .site-footer a.btn-primary:hover { color: var(--bg); }
.site-footer a.btn-ghost { color: var(--ink); }
.site-footer .legal { display: flex; flex-wrap: wrap; gap: 16px; justify-content: space-between; padding-block: 20px 32px; border-top: 1px solid var(--line); font-size: .85rem; color: var(--ink-3); }
@media (max-width: 900px) { .site-footer .cols { grid-template-columns: repeat(2, 1fr); } .site-footer .cols > :first-child { grid-column: 1 / -1; } }

/* ---------- layouts with sidebars ---------- */
.with-sidebar { display: grid; grid-template-columns: 260px minmax(0, 1fr); gap: clamp(24px, 3vw, 48px); align-items: start; }
.sidebar { position: sticky; top: calc(var(--header-h) + 24px); max-height: calc(100vh - var(--header-h) - 48px); overflow: auto; }
@media (max-width: 900px) { .with-sidebar { grid-template-columns: minmax(0, 1fr); } .sidebar { position: static; max-height: none; } }

.docs-layout { display: grid; grid-template-columns: 250px minmax(0, 1fr) 220px; gap: clamp(24px, 3vw, 56px); align-items: start; }
.docs-nav { position: sticky; top: var(--header-h); height: calc(100vh - var(--header-h)); overflow: auto; padding: 28px 0 40px; border-right: 1px solid var(--line); padding-right: 16px; }
.docs-nav h5 { margin: 20px 0 6px; font-size: .75rem; text-transform: uppercase; letter-spacing: .08em; color: var(--ink-3); }
.docs-nav h5:first-child { margin-top: 0; }
.docs-nav a { display: block; text-decoration: none; padding: 6px 10px; border-radius: 7px; color: var(--ink-2); font-size: .92rem; }
.docs-nav a:hover { background: var(--bg-soft); color: var(--ink); }
.docs-nav a[aria-current="page"] { background: var(--accent-soft); color: var(--accent); font-weight: 600; }
.toc { position: sticky; top: calc(var(--header-h) + 28px); font-size: .87rem; }
.toc a { display: block; text-decoration: none; color: var(--ink-3); padding: 4px 0 4px 12px; border-left: 2px solid var(--line); }
.toc a:hover, .toc a.on { color: var(--ink); border-left-color: var(--accent); }
.prose { max-width: 76ch; padding-block: 28px 80px; }
.prose h1 { font-size: clamp(2rem, 1.5rem + 1.6vw, 2.75rem); margin: 10px 0 14px; }
.prose h2 { font-size: 1.5rem; margin: 44px 0 12px; scroll-margin-top: calc(var(--header-h) + 20px); }
.prose p, .prose li { color: var(--ink-2); }
.prose p + p { margin-top: 14px; }
.prose ol, .prose ul { padding-left: 1.3em; display: grid; gap: 8px; }
.crumbs { display: flex; gap: 8px; font-size: .85rem; color: var(--ink-3); flex-wrap: wrap; }
.crumbs a { text-decoration: none; color: var(--ink-3); }
.crumbs a:hover { color: var(--ink); text-decoration: underline; }
.callout { border: 1px solid var(--line); background: var(--bg-soft); border-radius: var(--radius); padding: 16px 18px; margin: 20px 0; display: flex; gap: 12px; }
.callout.accent { background: var(--accent-soft); border-color: transparent; }
pre.code { background: var(--code-bg); color: var(--code-ink); border-radius: var(--radius); padding: 16px 18px; overflow: auto; font: .85rem/1.6 var(--mono); position: relative; }
.copy { position: absolute; top: 10px; right: 10px; background: var(--code-button-bg); color: var(--code-button-ink); border: 0; border-radius: 6px; font: 600 .75rem var(--font); padding: 5px 9px; cursor: pointer; }
@media (max-width: 1200px) { .docs-layout { grid-template-columns: 230px minmax(0, 1fr); } .toc-col { display: none; } }
@media (max-width: 860px) { .docs-layout { grid-template-columns: minmax(0, 1fr); } .docs-nav { position: static; height: auto; border-right: 0; border-bottom: 1px solid var(--line); padding: 16px 0; display: none; } .docs-nav.open { display: block; } .docs-toggle { display: inline-flex !important; } }
.docs-toggle { display: none !important; margin-top: 16px; }

/* ---------- tables ---------- */
.table { width: 100%; border-collapse: collapse; font-size: .92rem; }
.table th { text-align: left; font-size: .75rem; text-transform: uppercase; letter-spacing: .06em; color: var(--ink-3); font-weight: 700; padding: 10px 14px; border-bottom: 1px solid var(--line); background: var(--bg-soft); position: sticky; top: var(--header-h); }
.table td { padding: 14px; border-bottom: 1px solid var(--line); vertical-align: middle; }
.table tr:hover td { background: var(--bg-soft); }
.table-wrap { border: 1px solid var(--line); border-radius: var(--radius-lg); overflow: auto; }

/* ---------- misc ---------- */
.stack > * + * { margin-top: var(--s, 16px); }
.row { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.spacer { flex: 1; }
.kv { display: grid; grid-template-columns: auto 1fr; gap: 10px 20px; font-size: .92rem; }
.kv dt { color: var(--ink-3); }
.kv dd { margin: 0; font-weight: 500; }
details.disclose { border: 1px solid var(--line); border-radius: var(--radius); padding: 0 16px; background: var(--bg); }
details.disclose summary { cursor: pointer; padding: 14px 0; font-weight: 600; list-style: none; display: flex; justify-content: space-between; }
details.disclose summary::after { content: "+"; color: var(--ink-3); font-weight: 400; font-size: 1.2rem; line-height: 1; }
details.disclose[open] summary::after { content: "–"; }
details.disclose > div { padding-bottom: 16px; color: var(--ink-2); font-size: .93rem; }
.toast { position: fixed; bottom: 24px; left: 50%; transform: translate(-50%, 20px); background: var(--ink); color: var(--bg); padding: 12px 18px; border-radius: 10px; font-weight: 600; font-size: .92rem; opacity: 0; pointer-events: none; transition: .2s; z-index: 200; }
.toast.show { opacity: 1; transform: translate(-50%, 0); }
.progress { height: 6px; background: var(--bg-sunk); border-radius: 999px; overflow: hidden; }
.progress > span { display: block; height: 100%; background: var(--accent); border-radius: inherit; }
.empty { text-align: center; padding: 64px 24px; border: 1px dashed var(--line-strong); border-radius: var(--radius-lg); color: var(--ink-2); }

/* Touch screens and phones: every tap target at least ~40px tall */
@media (pointer: coarse), (max-width: 760px) {
  .btn-text { min-height: 44px; display: inline-flex; align-items: center; }
  .btn-sm { height: 40px; }
  .chip { height: 40px; }
  .copy { padding: 10px 14px; }
  .check { padding: 10px 0; }
  .nav a, .docs-nav a { padding-block: 10px; }
  .seg button { height: 38px; padding: 0 14px; }
  .machine select.input { height: 40px !important; }
  .site-footer ul { gap: 4px; }
  .site-footer ul a { display: inline-block; padding-block: 8px; }
}

@scope (.charlie-index) {

  /* Hero: words on the left, the fleet animation on the right */
  .hero { display: grid; grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr); gap: clamp(32px, 5vw, 88px); align-items: center; padding-block: clamp(40px, 6vw, 96px); }
  .hero .lede { font-size: clamp(1.05rem, .95rem + .4vw, 1.25rem); color: var(--ink-2); max-width: 44ch; margin-top: 20px; }
  .hero-search { display: flex; gap: 8px; margin-top: 32px; max-width: 540px; }
  .hero-search .input { height: 54px; font-size: 1rem; border-radius: 12px; padding-left: 44px; }
  .hero-search .wrapin { position: relative; flex: 1; }
  .hero-search .wrapin svg { position: absolute; left: 15px; top: 50%; transform: translateY(-50%); color: var(--ink-3); }
  .quick { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 14px; align-items: center; }
  .quick span { font-size: .85rem; color: var(--ink-3); margin-right: 2px; }
  .or-app { margin-top: 28px; padding-top: 24px; border-top: 1px solid var(--line); display: flex; align-items: center; gap: 16px; flex-wrap: wrap; max-width: 540px; }
  .or-app p { font-size: .93rem; color: var(--ink-2); flex: 1; min-width: 200px; }

  .fleet { position: relative; margin: 0; border-radius: 22px; overflow: hidden; background: var(--fleet-frame); border: 1px solid var(--line); }
  .fleet img { display: block; width: 100%; height: auto; aspect-ratio: 848 / 412; object-fit: cover; filter: var(--fleet-image-filter); }
  .fleet button { position: absolute; right: 12px; bottom: 12px; width: 40px; height: 40px; border-radius: 50%; border: 1px solid var(--line-strong); background: var(--bg); color: var(--ink); cursor: pointer; display: grid; place-items: center; font-size: .9rem; }
  .fleet figcaption { position: absolute; left: 14px; bottom: 14px; background: color-mix(in srgb, var(--bg) 90%, transparent); backdrop-filter: blur(6px); border: 1px solid var(--line); border-radius: 999px; padding: 6px 12px; font-size: .8rem; font-weight: 600; color: var(--ink-2); }
  @media (prefers-reduced-motion: reduce) { .fleet button { display: none; } }
  @media (max-width: 960px) { .hero { grid-template-columns: minmax(0, 1fr); } .fleet { order: -1; } }
  /* Phones held sideways and short tablets: keep words and map side by side so the map can't fill the screen */
  @media (max-width: 960px) and (min-width: 600px) and (orientation: landscape) { .hero { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); align-items: start; } .fleet { order: 0; position: sticky; top: calc(var(--header-h) + 16px); } }
  @media (max-height: 500px) and (orientation: landscape) { .hero h1 { font-size: 2rem; } .hero { padding-block: 24px; } }
  @media (max-width: 560px) { .hero-search { flex-direction: column; } .hero-search .btn { width: 100%; } }
  @media (max-width: 1180px) { .fleet figcaption { display: none; } }

  .stats { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border-block: 1px solid var(--line); }
  .stats div { padding: 22px var(--gutter); }
  .stats div + div { border-left: 1px solid var(--line); }
  .stats b { display: block; font-size: clamp(1.4rem, 1rem + 1.2vw, 2rem); font-weight: 800; letter-spacing: -0.02em; }
  .stats span { color: var(--ink-3); font-size: .9rem; }
  @media (max-width: 640px) { .stats { grid-template-columns: 1fr; } .stats div + div { border-left: 0; border-top: 1px solid var(--line); } .stats div { padding-block: 14px; } }

  /* Desktop app + how it works, in one block */
  .app-block { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr); gap: clamp(28px, 4vw, 72px); align-items: center; }
  .how { list-style: none; margin: 0; padding: 0; display: grid; gap: 14px; counter-reset: s; }
  .how li { display: flex; gap: 16px; align-items: start; padding: 18px 20px; background: var(--bg); border: 1px solid var(--line); border-radius: 14px; }
  .how li::before { counter-increment: s; content: counter(s); flex: none; width: 32px; height: 32px; border-radius: 50%; background: var(--ink); color: var(--bg); display: grid; place-items: center; font-weight: 800; font-size: .9rem; }
  .how p { color: var(--ink-2); font-size: .93rem; margin-top: 2px; }
  @media (max-width: 900px) { .app-block { grid-template-columns: minmax(0, 1fr); } }

}

@scope (.charlie-finder) {

  .finder { display: grid; grid-template-columns: 360px minmax(0, 1fr); gap: clamp(28px, 4vw, 64px); padding-block: 40px 80px; align-items: start; }
  .q { border: 1px solid var(--line); border-radius: 16px; padding: 22px; }
  .q + .q { margin-top: 16px; }
  .opts { display: grid; gap: 8px; margin-top: 14px; }
  .opt { all: unset; cursor: pointer; display: flex; justify-content: space-between; align-items: center; padding: 12px 14px; border: 1px solid var(--line-strong); border-radius: 10px; font-weight: 500; }
  .opt:hover { background: var(--bg-soft); }
  .opt[aria-pressed="true"] { border-color: var(--ink); background: var(--ink); color: var(--bg); }
  .opt small { opacity: .7; }
  .side { position: sticky; top: calc(var(--header-h) + 24px); }
  @media (max-width: 900px) { .finder { grid-template-columns: minmax(0, 1fr); } .side { position: static; } }

}

@scope (.charlie-models) {

  .page-head { padding-block: 36px 24px; border-bottom: 1px solid var(--line); }
  .page-head .row { justify-content: space-between; align-items: end; }
  .machine { display: inline-flex; align-items: center; gap: 10px; padding: 8px 8px 8px 14px; border: 1px solid var(--line); border-radius: 12px; background: var(--bg-soft); font-size: .9rem; }
  .filters h4 { font-size: .8rem; text-transform: uppercase; letter-spacing: .07em; color: var(--ink-3); margin: 22px 0 6px; }
  .filters h4:first-child { margin-top: 0; }
  .toolbar { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; padding: 20px 0 16px; position: sticky; top: var(--header-h); background: var(--bg); z-index: 5; }
  .toolbar .input { max-width: 380px; }
  .active-filters { display: flex; gap: 8px; flex-wrap: wrap; }
  .results { padding-bottom: 72px; }
  .model-grid { grid-template-columns: repeat(auto-fill, minmax(min(100%, 300px), 1fr)); }
  .filter-toggle { display: none; }
  @media (max-width: 900px) {
    .filters { display: none; border: 1px solid var(--line); border-radius: 14px; padding: 18px; }
    .filters.open { display: block; }
    .filter-toggle { display: inline-flex; }
  }
  .name-cell { display: flex; gap: 12px; align-items: center; }
  .name-cell .avatar { width: 32px; height: 32px; font-size: .78rem; border-radius: 8px; }
  .name-cell a { font-weight: 700; text-decoration: none; }
  .name-cell a:hover { text-decoration: underline; }

}

@scope (.charlie-model) {

  .m-head { padding-block: 32px 28px; border-bottom: 1px solid var(--line); }
  .m-title { display: flex; gap: 18px; align-items: center; margin-top: 14px; }
  .m-title .avatar { width: 64px; height: 64px; font-size: 1.3rem; border-radius: 16px; }
  .m-body { display: grid; grid-template-columns: minmax(0, 1fr) 380px; gap: clamp(28px, 4vw, 64px); align-items: start; padding-block: 36px 80px; }
  .panel { position: sticky; top: calc(var(--header-h) + 24px); }
  .panel .big { font-size: 1.6rem; font-weight: 800; }
  .tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--line); margin-bottom: 24px; overflow-x: auto; }
  .tabs button { background: none; border: 0; padding: 12px 14px; font: 600 .95rem var(--font); color: var(--ink-3); border-bottom: 2px solid transparent; cursor: pointer; white-space: nowrap; }
  .tabs button[aria-selected="true"] { color: var(--ink); border-bottom-color: var(--ink); }
  .stat { padding: 16px; border: 1px solid var(--line); border-radius: 12px; }
  .stat b { display: block; font-size: 1.25rem; margin-top: 2px; }
  .file-row { display: grid; grid-template-columns: 1fr auto auto; gap: 16px; align-items: center; padding: 14px 0; border-bottom: 1px solid var(--line); font-size: .92rem; }
  @media (max-width: 980px) { .m-body { grid-template-columns: minmax(0, 1fr); } .panel { position: static; order: -1; } }

}

@scope (.charlie-download) {

  .dl-hero { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(32px, 5vw, 96px); align-items: center; padding-block: clamp(48px, 6vw, 96px); }
  .dl-hero .meta { display: flex; gap: 18px; flex-wrap: wrap; margin-top: 16px; color: var(--ink-3); font-size: .9rem; }
  .shot { aspect-ratio: 16/10; border-radius: 18px; border: 1px solid var(--line); background: linear-gradient(140deg, var(--accent-soft), var(--bg-soft)); display: grid; place-items: center; position: relative; overflow: hidden; box-shadow: 0 30px 80px -30px rgba(0,0,0,.25); }
  .shot .win { width: 82%; height: 76%; background: var(--bg); border-radius: 12px; border: 1px solid var(--line); box-shadow: var(--shadow); display: grid; grid-template-columns: 26% 1fr; overflow: hidden; }
  .shot .win aside { background: var(--bg-soft); border-right: 1px solid var(--line); }
  .shot .win .g { padding: 14px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; align-content: start; }
  .shot .win .g i { height: 54px; border-radius: 8px; background: var(--bg-sunk); }
  .platform { display: flex; flex-direction: column; gap: 14px; }
  .platform .head { display: flex; align-items: center; gap: 12px; }
  .platform .os-ic { width: 44px; height: 44px; border-radius: 12px; background: var(--bg-sunk); display: grid; place-items: center; font-size: 1.3rem; }
  .platform .btns { display: flex; gap: 8px; flex-wrap: wrap; margin-top: auto; }
  .platform.current { border-color: var(--ink); box-shadow: 0 0 0 1px var(--ink); }
  .features .card h3 { margin-top: 12px; }
  .features .card p { color: var(--ink-2); margin-top: 6px; font-size: .95rem; }
  .features .ic { font-size: 1.4rem; }
  @media (max-width: 900px) { .dl-hero { grid-template-columns: 1fr; } }

}

@scope (.charlie-app) {

  .concept { padding: 14px var(--gutter); background: var(--accent-soft); color: var(--accent); font-size: .9rem; font-weight: 600; display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
  .app { display: grid; grid-template-columns: 232px minmax(0, 1fr); height: calc(100vh - var(--header-h) - 48px); min-height: 560px; border-top: 1px solid var(--line); }
  .app nav { background: var(--bg-soft); border-right: 1px solid var(--line); padding: 16px 12px; display: flex; flex-direction: column; gap: 2px; }
  .app nav button { all: unset; display: flex; align-items: center; gap: 10px; padding: 9px 12px; border-radius: 8px; color: var(--ink-2); font-weight: 500; cursor: pointer; font-size: .93rem; }
  .app nav button:hover { background: var(--bg-sunk); }
  .app nav button[aria-current="true"] { background: var(--bg); color: var(--ink); font-weight: 700; box-shadow: var(--shadow); }
  .app nav .cur { margin-top: auto; padding: 12px; border: 1px solid var(--line); border-radius: 10px; background: var(--bg); font-size: .85rem; }
  .app .pane { overflow: auto; padding: clamp(20px, 3vw, 40px); }
  .disc-head { display: flex; justify-content: space-between; align-items: end; gap: 16px; flex-wrap: wrap; margin-bottom: 20px; }
  .disc-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 260px), 1fr)); gap: 16px; }

  /* first-run overlay */
  .onboard { position: fixed; inset: 0; background: rgba(10,10,10,.45); display: grid; place-items: center; z-index: 60; padding: 16px; }
  .onboard .sheet { background: var(--bg); border-radius: 20px; width: min(1040px, 100%); max-height: calc(100vh - 32px); overflow: auto; padding: clamp(22px, 3vw, 40px); box-shadow: 0 40px 120px rgba(0,0,0,.35); }
  .pick { cursor: pointer; border: 2px solid var(--line); border-radius: 14px; padding: 18px; display: flex; flex-direction: column; gap: 10px; background: var(--bg); text-align: left; font: inherit; color: inherit; }
  .pick:hover { border-color: var(--line-strong); }
  .pick[aria-pressed="true"] { border-color: var(--ink); box-shadow: 0 0 0 1px var(--ink); }
  .pick .desc { color: var(--ink-2); font-size: .9rem; }
  .ob-foot { position: sticky; bottom: 0; background: var(--bg); padding-block: 14px 0; border-top: 1px solid var(--line); }
  @media (max-height: 500px) { .onboard .sheet .desc { display: none; } }
  .sys { display: flex; gap: 10px; flex-wrap: wrap; margin: 16px 0 24px; }
  .chat-pane { display: flex; flex-direction: column; height: 100%; max-width: 900px; margin: 0 auto; }
  .chat-pane .msgs { flex: 1; display: flex; flex-direction: column; gap: 14px; padding-block: 20px; }
  .bubble { padding: 12px 16px; border-radius: 16px; max-width: 75%; line-height: 1.5; }
  .bubble.me { align-self: flex-end; background: var(--ink); color: var(--bg); }
  .bubble.ai { background: var(--bg-soft); border: 1px solid var(--line); }
  .composer { display: flex; gap: 8px; border: 1px solid var(--line-strong); border-radius: 14px; padding: 8px; }
  .composer input { flex: 1; border: 0; background: none; font: inherit; color: var(--ink); padding: 0 8px; outline: none; }
  @media (max-width: 760px) { .app { grid-template-columns: 1fr; height: auto; } .app nav { flex-direction: row; overflow-x: auto; border-right: 0; border-bottom: 1px solid var(--line); } .app nav .cur { display: none; } }

}

@scope (.charlie-library) {

  .lib-nav a { display: flex; justify-content: space-between; align-items: center; padding: 10px 12px; border-radius: 9px; text-decoration: none; color: var(--ink-2); font-weight: 500; }
  .lib-nav a:hover { background: var(--bg-soft); }
  .lib-nav a[aria-current="true"] { background: var(--bg-sunk); color: var(--ink); font-weight: 700; }
  .lib-nav .n { font-size: .8rem; color: var(--ink-3); }
  .storage { margin-top: 24px; padding: 16px; border: 1px solid var(--line); border-radius: 12px; }
  .lrow { display: grid; grid-template-columns: minmax(0, 2fr) 1fr 1.3fr auto; gap: 20px; align-items: center; padding: 16px 18px; border-bottom: 1px solid var(--line); }
  .lrow:last-child { border-bottom: 0; }
  .lrow .name-cell { display: flex; gap: 12px; align-items: center; min-width: 0; }
  .lrow .avatar { width: 38px; height: 38px; font-size: .82rem; }
  .lrow a { text-decoration: none; font-weight: 700; }
  .lrow .acts { display: flex; gap: 8px; justify-content: end; }
  @media (max-width: 760px) { .lrow { grid-template-columns: minmax(0, 1fr); gap: 10px; } .lrow .hide-sm { display: none; } .lrow .acts { justify-content: start; } }

}

@scope (.charlie-account) {

  .split { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); min-height: calc(100vh - var(--header-h)); }
  .split .side { background: var(--bg-soft); border-right: 1px solid var(--line); padding: clamp(32px, 6vw, 96px) var(--gutter); display: flex; flex-direction: column; justify-content: center; }
  .split .side ul { list-style: none; padding: 0; margin: 28px 0 0; display: grid; gap: 18px; }
  .split .side li { display: flex; gap: 14px; }
  .split .side li span:first-child { width: 36px; height: 36px; border-radius: 10px; background: var(--bg); border: 1px solid var(--line); display: grid; place-items: center; flex: none; }
  .split .form { padding: clamp(32px, 6vw, 96px) var(--gutter); display: flex; align-items: center; }
  .split .form > div { width: 100%; max-width: 440px; }
  .divider { display: flex; align-items: center; gap: 12px; color: var(--ink-3); font-size: .85rem; margin: 22px 0; }
  .divider::before, .divider::after { content: ""; flex: 1; border-top: 1px solid var(--line); }
  @media (max-width: 860px) { .split { grid-template-columns: 1fr; } .split .side { border-right: 0; border-bottom: 1px solid var(--line); order: 2; } }

}

@scope (.charlie-help) {

  .help-hero { background: var(--bg-soft); border-bottom: 1px solid var(--line); padding-block: clamp(48px, 6vw, 88px); text-align: center; }
  .help-hero form { display: flex; gap: 8px; max-width: 640px; margin: 24px auto 0; }
  .help-hero .input { height: 54px; font-size: 1.05rem; border-radius: 12px; }
  .topic .ic { font-size: 1.5rem; }
  .topic ul { list-style: none; padding: 0; margin: 10px 0 0; display: grid; gap: 6px; font-size: .93rem; }
  .topic ul a { color: var(--ink-2); }

}

@scope (.charlie-developers) {

  .dev-hero { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(32px, 5vw, 80px); align-items: center; padding-block: clamp(48px, 6vw, 96px); }
  .tool .ic { width: 44px; height: 44px; border-radius: 12px; background: var(--bg-sunk); display: grid; place-items: center; font: 700 .9rem var(--mono); }
  .tool p { color: var(--ink-2); font-size: .95rem; }
  .tool code { background: var(--bg-sunk); padding: 2px 6px; border-radius: 5px; }
  @media (max-width: 900px) { .dev-hero { grid-template-columns: 1fr; } }

}