/* ══════════════════════════════════════════════════════════════
   Codebyr OS — site de présentation
   Tokens fidèles à la charte : Sentinelle (accent), neutres à biais
   cyan, couleurs d'Espaces strictement fonctionnelles.
   ══════════════════════════════════════════════════════════════ */

:root {
  --accent:        #0B87A0;
  --accent-graphic:#10A5C2;
  --accent-soft:   rgba(16,165,194,.10);

  --bg:      #F4F7F8;
  --bg-2:    #EDF2F4;
  --surface: #FFFFFF;
  --ink:     #12222C;
  --ink-2:   #4A5D68;
  --line:    #DBE4E8;

  --esp-personnel: #4E8FEF;
  --esp-travail:   #8F6CF0;
  --esp-banque:    #2FA36B;
  --esp-navigation:#E09A32;
  --esp-jetable:   #E25551;

  --shadow-sm: 0 1px 2px rgba(18,34,44,.04), 0 4px 14px rgba(18,34,44,.05);
  --shadow-md: 0 8px 30px rgba(18,34,44,.09), 0 2px 6px rgba(18,34,44,.05);
  --shadow-lg: 0 30px 70px rgba(11,20,25,.14);

  --radius: 16px;
  --radius-sm: 11px;
  --maxw: 1120px;

  --font-display: 'Bricolage Grotesque', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, monospace;
}

html[data-theme="dark"] {
  --accent:        #43C7DF;
  --accent-graphic:#2FB9D4;
  --accent-soft:   rgba(67,199,223,.12);

  --bg:      #0B1419;
  --bg-2:    #0E1A21;
  --surface: #111D24;
  --ink:     #E7EEF1;
  --ink-2:   #93A6B0;
  --line:    #223540;

  --shadow-sm: 0 1px 2px rgba(0,0,0,.30), 0 6px 18px rgba(0,0,0,.28);
  --shadow-md: 0 12px 40px rgba(0,0,0,.42);
  --shadow-lg: 0 40px 90px rgba(0,0,0,.55);
}

/* ── Reset & base ────────────────────────────────────────────── */
*,*::before,*::after { box-sizing: border-box; }
* { margin: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.65;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
  transition: background .4s ease, color .4s ease;
}

h1,h2,h3 { font-family: var(--font-display); line-height: 1.12; text-wrap: balance; letter-spacing: -.02em; }
a { color: inherit; text-decoration: none; }
em { font-style: normal; color: var(--accent); }
code {
  font-family: var(--font-mono); font-size: .84em;
  background: var(--accent-soft); color: var(--accent);
  padding: .12em .45em; border-radius: 6px; font-weight: 500;
}

.wrap { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: 26px; }

/* ── Révélation au défilement ────────────────────────────────────
   Déclaré AVANT les composants : à spécificité égale, les effets de
   survol (.card:hover, .shot:hover…) doivent l'emporter sur .is-in. */
.reveal { opacity: 0; transform: translateY(22px);
  transition: opacity .7s cubic-bezier(.2,.7,.2,1), transform .7s cubic-bezier(.2,.7,.2,1); }
.reveal.is-in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
}

/* ── Le Sceau ────────────────────────────────────────────────── */
.seal { color: var(--accent-graphic); display: block; }
.seal--sm   { width: 30px; height: 30px; }
.seal--hero { width: 92px;  height: 92px; }
.seal--cta  { width: 64px;  height: 64px; margin-inline: auto; }
.seal--hero g { transform-origin: 50px 50px; animation: spin 60s linear infinite; }
@media (prefers-reduced-motion: reduce) { .seal--hero g { animation: none; } }
@keyframes spin { to { transform: rotate(360deg); } }

/* ── Eyebrow / labels mono ───────────────────────────────────── */
.eyebrow {
  font-family: var(--font-mono); font-size: 12.5px; font-weight: 500;
  letter-spacing: .16em; text-transform: uppercase; color: var(--accent);
}

/* ── Boutons ─────────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; gap: .5em;
  font-family: var(--font-body); font-weight: 600; font-size: 15px;
  padding: 12px 22px; border-radius: 100px; border: 1px solid transparent;
  cursor: pointer; transition: transform .18s ease, box-shadow .25s ease,
    background .25s ease, border-color .25s ease, color .25s ease;
  white-space: nowrap;
}
.btn--primary {
  background: var(--accent-graphic); color: #06222a;
  box-shadow: 0 6px 20px -6px var(--accent-graphic);
}
html[data-theme="dark"] .btn--primary { color: #051519; }
.btn--primary:hover { transform: translateY(-2px); box-shadow: 0 12px 28px -8px var(--accent-graphic); }
.btn--ghost {
  background: transparent; color: var(--ink);
  border-color: var(--line);
}
.btn--ghost:hover { border-color: var(--accent); color: var(--accent); transform: translateY(-2px); }
.btn--lg { padding: 15px 28px; font-size: 16px; }

/* ── Navigation ──────────────────────────────────────────────── */
.nav {
  position: sticky; top: 0; z-index: 50;
  display: flex; align-items: center; gap: 28px;
  padding: 14px 26px; max-width: 100%;
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: saturate(160%) blur(14px);
  -webkit-backdrop-filter: saturate(160%) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color .3s ease, background .3s ease;
}
.nav.is-scrolled { border-bottom-color: var(--line); }
.nav__brand {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--font-display); font-weight: 700; font-size: 18px;
  letter-spacing: -.01em;
}
.nav__brand b { color: var(--accent); font-weight: 700; margin-left: 3px; font-size: 12px;
  letter-spacing: .1em; vertical-align: middle; }
.nav__links { display: flex; gap: 26px; margin-inline: auto; }
.nav__links a { font-size: 14.5px; font-weight: 500; color: var(--ink-2); transition: color .2s ease; position: relative; }
.nav__links a:hover { color: var(--ink); }
.nav__links a::after {
  content: ""; position: absolute; left: 0; bottom: -6px; width: 0; height: 2px;
  background: var(--accent); border-radius: 2px; transition: width .25s ease;
}
.nav__links a:hover::after { width: 100%; }
.nav__actions { display: flex; align-items: center; gap: 12px; }

.theme-toggle {
  display: grid; place-items: center; width: 38px; height: 38px;
  border-radius: 100px; border: 1px solid var(--line); background: transparent;
  color: var(--ink-2); cursor: pointer; transition: color .2s ease, border-color .2s ease;
}
.theme-toggle:hover { color: var(--accent); border-color: var(--accent); }
.theme-toggle svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 1.9; stroke-linecap: round; stroke-linejoin: round; }
.theme-toggle .ico-moon { display: none; }
html[data-theme="dark"] .theme-toggle .ico-sun { display: none; }
html[data-theme="dark"] .theme-toggle .ico-moon { display: block; }

/* ── HERO ────────────────────────────────────────────────────── */
.hero { position: relative; overflow: hidden; padding-top: 40px; }
.hero__bg {
  position: absolute; inset: -20% -10% auto; height: 720px; z-index: 0;
  background:
    radial-gradient(60% 55% at 50% 0%, var(--accent-soft), transparent 70%),
    radial-gradient(40% 40% at 82% 12%, color-mix(in srgb, var(--esp-personnel) 14%, transparent), transparent 70%),
    radial-gradient(38% 38% at 16% 18%, color-mix(in srgb, var(--esp-banque) 12%, transparent), transparent 70%);
  filter: blur(6px);
  pointer-events: none;
}
.hero__bg::after {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(to right, var(--line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--line) 1px, transparent 1px);
  background-size: 60px 60px;
  -webkit-mask-image: radial-gradient(70% 60% at 50% 30%, #000, transparent 75%);
  mask-image: radial-gradient(70% 60% at 50% 30%, #000, transparent 75%);
  opacity: .5;
}
.hero__inner { position: relative; z-index: 1; text-align: center;
  padding-top: 46px; padding-bottom: 30px; display: flex; flex-direction: column; align-items: center; }
.hero__mark { margin: 26px 0 8px; }
.hero__title { font-size: clamp(40px, 7vw, 78px); font-weight: 800; letter-spacing: -.035em; }
.grad {
  background: linear-gradient(100deg, var(--accent-graphic), var(--esp-personnel));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero__tagline {
  max-width: 640px; margin-top: 22px; font-size: clamp(17px, 2.3vw, 20px);
  color: var(--ink-2); line-height: 1.6;
}
.hero__cta { display: flex; gap: 14px; margin-top: 34px; flex-wrap: wrap; justify-content: center; }
.hero__state {
  margin-top: 30px; font-family: var(--font-mono); font-size: 13px; letter-spacing: .02em;
  color: var(--ink-2); display: inline-flex; align-items: center; gap: 9px;
}
.hero__state strong { color: var(--ink); font-weight: 600; }
.dot { width: 9px; height: 9px; border-radius: 50%; background: var(--esp-banque);
  box-shadow: 0 0 0 0 color-mix(in srgb, var(--esp-banque) 60%, transparent);
  animation: pulse 2.4s ease-out infinite; }
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 color-mix(in srgb, var(--esp-banque) 55%, transparent); }
  70% { box-shadow: 0 0 0 9px transparent; }
  100% { box-shadow: 0 0 0 0 transparent; }
}

/* ── Marquee de confiance ────────────────────────────────────── */
.marquee { margin-top: 64px; padding: 16px 0; border-block: 1px solid var(--line);
  overflow: hidden; -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); }
.marquee__track { display: inline-flex; align-items: center; gap: 26px; white-space: nowrap;
  animation: slide 34s linear infinite; font-family: var(--font-mono); font-size: 13px;
  letter-spacing: .06em; color: var(--ink-2); text-transform: uppercase; }
.marquee__track i { color: var(--accent); font-style: normal; }
@keyframes slide { to { transform: translateX(-50%); } }
@media (prefers-reduced-motion: reduce) { .marquee__track { animation: none; } }

/* ── Chapitres ───────────────────────────────────────────────── */
.chap { padding: clamp(70px, 10vw, 120px) 0; }
.chap--alt { background: var(--bg-2); border-block: 1px solid var(--line); }
.chap__head { max-width: 720px; margin-bottom: 54px; }
.chap__head .num { font-family: var(--font-mono); font-size: 14px; font-weight: 600;
  color: var(--accent); letter-spacing: .1em; }
.chap__head h2 { font-size: clamp(29px, 4.4vw, 44px); font-weight: 700; margin-top: 14px; }
.lead { margin-top: 20px; font-size: clamp(17px, 2vw, 19px); color: var(--ink-2); line-height: 1.62; }
.lead strong { color: var(--ink); font-weight: 600; }

/* ── Captures d'écran ────────────────────────────────────────── */
.shot {
  margin: 0; background: var(--surface); border: 1px solid var(--line);
  border-radius: 14px; overflow: hidden; box-shadow: var(--shadow-md);
  transition: transform .3s cubic-bezier(.2,.7,.2,1), box-shadow .3s ease, border-color .3s ease;
}
.shot img { display: block; width: 100%; height: auto; }
.shot figcaption {
  padding: 14px 18px; font-size: 14px; line-height: 1.5; color: var(--ink-2);
  border-top: 1px solid var(--line); background: var(--surface);
}
.shot:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg);
  border-color: color-mix(in srgb, var(--accent) 40%, var(--line)); }

/* Capture principale du hero */
.hero__shot { position: relative; z-index: 1; margin-top: 56px; }
.shot--hero {
  border-radius: 16px; box-shadow: var(--shadow-lg);
  border-color: color-mix(in srgb, var(--accent) 22%, var(--line));
}
.shot--hero:hover { transform: none; }

/* Deux captures côte à côte (section « Le concept »).
   Chaque colonne reçoit une largeur PROPORTIONNELLE au ratio (largeur/hauteur)
   de sa capture : 02-menu-sceau = 407/554 = 0.735 ; 05-lisere = 1002/611 = 1.640.
   À largeur proportionnelle au ratio, les deux images tombent exactement à la
   même hauteur — sans jamais rogner une interface.
   align-items: stretch + légende poussée en bas ⇒ cartes d'égale hauteur. */
.showcase {
  display: grid; grid-template-columns: minmax(0, 0.735fr) minmax(0, 1.640fr);
  gap: 20px; align-items: stretch; margin-bottom: 56px;
}
.showcase .shot { display: flex; flex-direction: column; }
.showcase .shot figcaption { margin-top: auto; }
@media (max-width: 780px) { .showcase { grid-template-columns: 1fr; } }

/* Galerie (section « Fonctionnalités ») — mosaïque : les captures n'ont pas
   toutes le même format, les colonnes évitent les rangées ragoteuses et
   tout recadrage (on ne rogne jamais une interface). */
.gallery { column-count: 3; column-gap: 20px; margin-top: 30px; }
.gallery .shot {
  break-inside: avoid; -webkit-column-break-inside: avoid;
  display: inline-block; width: 100%; margin-bottom: 20px;
}
@media (max-width: 900px) { .gallery { column-count: 2; } }
@media (max-width: 560px) { .gallery { column-count: 1; } }

/* ── Cartes d'Espaces ────────────────────────────────────────── */
.spaces { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.space {
  --c: var(--accent-graphic);
  position: relative; background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 26px 24px 24px; overflow: hidden;
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.space::before { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 4px; background: var(--c); }
.space:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: color-mix(in srgb, var(--c) 45%, var(--line)); }
.space__chip { display: inline-block; font-family: var(--font-mono); font-size: 11.5px; font-weight: 600;
  letter-spacing: .05em; color: var(--c); background: color-mix(in srgb, var(--c) 12%, transparent);
  padding: 4px 10px; border-radius: 100px; margin-bottom: 14px; }
.space h3 { font-size: 21px; font-weight: 700; }
.space p { margin-top: 8px; color: var(--ink-2); font-size: 15.5px; line-height: 1.55; }
.space--personnel  { --c: var(--esp-personnel); }
.space--travail    { --c: var(--esp-travail); }
.space--banque     { --c: var(--esp-banque); }
.space--navigation { --c: var(--esp-navigation); }
.space--jetable    { --c: var(--esp-jetable); }
.space--jetable::before { background: repeating-linear-gradient(var(--c) 0 8px, transparent 8px 14px); }
.space--custom { --c: var(--accent-graphic); border-style: dashed; }
@media (max-width: 900px) { .spaces { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .spaces { grid-template-columns: 1fr; } }

/* ── Grille de fonctionnalités ───────────────────────────────── */
.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.card {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 26px 24px; transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: color-mix(in srgb, var(--accent) 40%, var(--line)); }
.card__ico { display: grid; place-items: center; width: 46px; height: 46px; border-radius: 12px;
  background: var(--accent-soft); color: var(--accent); font-size: 22px; margin-bottom: 16px; }
.card h3 { font-size: 19px; font-weight: 700; }
.card p { margin-top: 9px; color: var(--ink-2); font-size: 15px; line-height: 1.58; }
.card p code { font-size: .82em; }
.grid__more { margin-top: 30px; padding: 22px 26px; background: var(--surface);
  border: 1px dashed var(--line); border-radius: var(--radius); color: var(--ink-2);
  font-size: 15.5px; line-height: 1.6; }
.grid__more strong { color: var(--ink); font-weight: 600; }
@media (max-width: 900px) { .grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .grid { grid-template-columns: 1fr; } }

/* ── Honnêteté ───────────────────────────────────────────────── */
.honesty { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.honesty__col { background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 30px 28px; }
.honesty__col h3 { display: flex; align-items: center; gap: 12px; font-size: 20px; font-weight: 700; margin-bottom: 18px; }
.honesty__col ul { list-style: none; display: flex; flex-direction: column; gap: 14px; }
.honesty__col li { position: relative; padding-left: 22px; color: var(--ink-2); font-size: 15.5px; line-height: 1.58; }
.honesty__col li::before { content: ""; position: absolute; left: 0; top: 10px; width: 7px; height: 7px; border-radius: 50%; }
.honesty__col strong { color: var(--ink); font-weight: 600; }
.honesty__col--yes { border-top: 3px solid var(--esp-banque); }
.honesty__col--yes li::before { background: var(--esp-banque); }
.honesty__col--no  { border-top: 3px solid var(--ink-2); }
.honesty__col--no li::before { background: var(--ink-2); }
.tick { display: grid; place-items: center; width: 28px; height: 28px; border-radius: 8px;
  background: color-mix(in srgb, var(--esp-banque) 15%, transparent); color: var(--esp-banque); font-size: 16px; }
.cross { display: grid; place-items: center; width: 28px; height: 28px; border-radius: 8px;
  background: color-mix(in srgb, var(--ink-2) 15%, transparent); color: var(--ink-2); font-size: 18px; font-weight: 700; }
.honesty__note { margin-top: 24px; padding: 24px 28px; border-radius: var(--radius);
  background: var(--accent-soft); border: 1px solid color-mix(in srgb, var(--accent) 25%, var(--line));
  font-size: 16px; line-height: 1.62; color: var(--ink); }
.honesty__note a { color: var(--accent); font-weight: 600; text-decoration: underline; text-underline-offset: 3px; }
@media (max-width: 760px) { .honesty { grid-template-columns: 1fr; } }

/* ── Tables (comparaison & specs) ────────────────────────────── */
.versus, .specs { background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 8px; box-shadow: var(--shadow-sm); overflow-x: auto; }
.cmp, .specs__table { width: 100%; border-collapse: collapse; min-width: 560px; }
.cmp th, .cmp td, .specs__table th, .specs__table td { padding: 15px 20px; text-align: left; font-size: 15.5px; }
.cmp thead th, .specs__table thead th { font-family: var(--font-mono); font-size: 12.5px; text-transform: uppercase;
  letter-spacing: .08em; color: var(--ink-2); font-weight: 600; border-bottom: 1px solid var(--line); }
.cmp tbody th, .specs__table tbody th { font-weight: 600; color: var(--ink); width: 26%; }
.cmp tbody td, .specs__table tbody td { color: var(--ink-2); }
.cmp tbody tr, .specs__table tbody tr { border-top: 1px solid var(--line); }
.cmp__us { background: var(--accent-soft); color: var(--ink) !important; font-weight: 500; }
thead .cmp__us { color: var(--accent) !important; border-radius: 10px 10px 0 0; }
.cmp tbody td strong, .specs__table tbody td strong { color: var(--ink); }
.versus__foot { padding: 18px 20px 8px; color: var(--ink-2); font-size: 15px; line-height: 1.58; }
.specs__notes { margin-top: 22px; list-style: none; display: flex; flex-direction: column; gap: 10px; }
.specs__notes li { position: relative; padding-left: 20px; color: var(--ink-2); font-size: 15px; }
.specs__notes li::before { content: "—"; position: absolute; left: 0; color: var(--accent); }
.specs__notes strong { color: var(--ink); }

/* ── Feuille de route ────────────────────────────────────────── */
.road { list-style: none; counter-reset: none; position: relative; padding-left: 8px; }
.road::before { content: ""; position: absolute; left: 21px; top: 12px; bottom: 12px; width: 2px; background: var(--line); }
.road__item { position: relative; display: flex; gap: 22px; padding: 12px 0 22px 0; }
.road__mark { position: relative; z-index: 1; flex: 0 0 auto; width: 28px; height: 28px; border-radius: 50%;
  display: grid; place-items: center; background: var(--surface); border: 2px solid var(--line);
  color: var(--ink-2); font-size: 14px; font-weight: 700; margin-left: 8px; }
.road__item.is-done .road__mark { background: var(--esp-banque); border-color: var(--esp-banque); color: #fff; }
.road__item.is-next .road__mark { background: var(--accent-graphic); border-color: var(--accent-graphic); color: #06222a; }
.road__ph { font-family: var(--font-display); font-weight: 700; font-size: 18px; }
.road__item p { color: var(--ink-2); font-size: 15px; margin-top: 3px; line-height: 1.5; }
.road__item.is-next .road__ph { color: var(--accent); }

/* ── CTA final ───────────────────────────────────────────────── */
.cta { padding: clamp(80px, 11vw, 130px) 0; text-align: center; position: relative; overflow: hidden;
  background:
    radial-gradient(60% 90% at 50% 0%, var(--accent-soft), transparent 70%), var(--bg); }
.cta__inner { max-width: 680px; display: flex; flex-direction: column; align-items: center; gap: 4px; }
.cta h2 { font-size: clamp(30px, 5vw, 50px); font-weight: 800; letter-spacing: -.03em; margin-top: 22px; }
.cta p { margin-top: 18px; color: var(--ink-2); font-size: 18px; line-height: 1.6; }
.cta__buttons { display: flex; gap: 14px; margin-top: 34px; flex-wrap: wrap; justify-content: center; }
.cta__fine { margin-top: 26px; font-family: var(--font-mono); font-size: 12.5px; letter-spacing: .04em; color: var(--ink-2); line-height: 1.9; }
.cta__fine strong { color: var(--ink); font-weight: 600; }
.cta__fine a { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; }

/* ── Footer ──────────────────────────────────────────────────── */
.foot { border-top: 1px solid var(--line); background: var(--bg-2); padding: 54px 0 32px; }
.foot__inner { display: flex; justify-content: space-between; gap: 30px; flex-wrap: wrap; align-items: center; }
.foot__brand { display: flex; align-items: center; gap: 14px; }
.foot__brand b { font-family: var(--font-display); font-size: 17px; display: block; }
.foot__brand span { color: var(--ink-2); font-size: 14px; }
.foot__links { display: flex; gap: 22px; flex-wrap: wrap; }
.foot__links a { color: var(--ink-2); font-size: 14.5px; transition: color .2s ease; }
.foot__links a:hover { color: var(--accent); }
.foot__legal { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap;
  margin-top: 34px; padding-top: 24px; border-top: 1px solid var(--line);
  font-size: 13px; color: var(--ink-2); }
.foot__legal a { color: var(--ink-2); text-decoration: underline; text-underline-offset: 2px; }
.foot__legal a:hover { color: var(--accent); }

/* ── Responsive nav ──────────────────────────────────────────── */
@media (max-width: 860px) {
  .nav__links { display: none; }
  .nav__brand { margin-right: auto; }
}
@media (max-width: 480px) {
  .btn--ghost.nav-git { display: none; }
  body { font-size: 16px; }
}

/* ── Focus visibility ────────────────────────────────────────── */
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 6px; }