/* ============================================================================
   Tableo — site public (landing + espace artiste)
   Direction : editorial gallery × low-key-tech — sources de vérité :
   docs/design/tokens.md + docs/design/anti-slop-checklist.md.
   Polices OFL self-hostées (WOFF2, générées depuis les TTF du repo — zéro
   appel Google Fonts, RGPD). Un seul point chaud cuivre/or par écran.
   Ombres papier mat (teinte encre). radius sm/md. prefers-reduced-motion
   respecté partout. La signature « bascule scan→AR » (diaphragme + couture
   dorée) vient de docs/design/app-ia-and-dark-mode.md §4-A.
   ========================================================================== */

/* ---------------------------------------------------------------- polices */
/* N+18 : display = Spectral (tokens.md §3 révisé, validé device build 29) — les déliés Bodoni
   passent sous le pixel aux tailles de titre sur mobile OLED, la graisse n'y peut rien (ratio
   didone, L-N18-02). Bodoni reste déclarée en réserve (jamais fetchée si rien ne la rend). */
@font-face { font-family: 'Spectral'; src: url('fonts/Spectral-Regular.woff2') format('woff2');
  font-weight: 400; font-style: normal; font-display: swap; }
@font-face { font-family: 'Spectral'; src: url('fonts/Spectral-SemiBold.woff2') format('woff2');
  font-weight: 600; font-style: normal; font-display: swap; }
@font-face { font-family: 'Bodoni Moda'; src: url('fonts/BodoniModa-Regular.woff2') format('woff2');
  font-weight: 400; font-style: normal; font-display: swap; }
@font-face { font-family: 'Bodoni Moda'; src: url('fonts/BodoniModa-SemiBold.woff2') format('woff2');
  font-weight: 600; font-style: normal; font-display: swap; }
@font-face { font-family: 'Source Serif 4'; src: url('fonts/SourceSerif4-Regular.woff2') format('woff2');
  font-weight: 400; font-style: normal; font-display: swap; }
@font-face { font-family: 'Source Serif 4'; src: url('fonts/SourceSerif4-Italic.woff2') format('woff2');
  font-weight: 400; font-style: italic; font-display: swap; }
@font-face { font-family: 'Source Serif 4'; src: url('fonts/SourceSerif4-SemiBold.woff2') format('woff2');
  font-weight: 600; font-style: normal; font-display: swap; }
@font-face { font-family: 'DM Sans'; src: url('fonts/DMSans-Regular.woff2') format('woff2');
  font-weight: 400; font-style: normal; font-display: swap; }
@font-face { font-family: 'DM Sans'; src: url('fonts/DMSans-Medium.woff2') format('woff2');
  font-weight: 500; font-style: normal; font-display: swap; }
@font-face { font-family: 'JetBrains Mono'; src: url('fonts/JetBrainsMono-Regular.woff2') format('woff2');
  font-weight: 400; font-style: normal; font-display: swap; }

/* ---------------------------------------------------------------- tokens */
:root {
  --paper-50:#FAF8F5; --paper-100:#F0EBE3;
  --ink-900:#1A1715; --ink-600:#4A4541; --ink-300:#B5ADA3;
  --copper:#B8893D; --deep:#2E3440;
  --bg:var(--paper-50); --surface:#FFFDFA; --surface-2:var(--paper-100);
  --line:#E4DCD0; --line-strong:#D2C7B7;
  --text-hi:var(--ink-900); --text-mid:var(--ink-600); --text-low:#6E675F;
  --accent:var(--copper); --accent-hi:#9E7430; --on-accent:var(--paper-50);
  /* accent en PETIT texte : le copper #B8893D fait ~2,96:1 sur papier (interdit <18pt,
     tokens §2) → cuivre-encre AA 5,66:1 sur paper-50. En dark, l'or passe (8,52:1). */
  --accent-ink:#7D5E27;
  --error:#8C2018; --success:#2F6B3D;
  --shadow-sm: 0 1px 2px rgba(26,23,21,.08);
  --shadow: 0 1px 2px rgba(26,23,21,.08), 0 8px 24px rgba(26,23,21,.06);
  --shadow-lg: 0 2px 4px rgba(26,23,21,.10), 0 16px 40px rgba(26,23,21,.08);
  --font-display:'Spectral',Georgia,'Iowan Old Style',serif;
  --font-body:'Source Serif 4','Iowan Old Style',Palatino,Georgia,serif;
  --font-ui:'DM Sans','Avenir Next','Avenir',ui-sans-serif,sans-serif;
  --font-mono:'JetBrains Mono',ui-monospace,'SF Mono',Menlo,monospace;
  /* la scène AR est toujours encre, quel que soit le thème (overlay AR = thème-indépendant) */
  --stage-ink:#14110F; --stage-gold:#D8A657; --stage-gold-hi:#E8C074;
  --stage-fg:#EDE6DB;
}
@media (prefers-color-scheme: dark){ :root{
  --bg:#14110F; --surface:#1F1B18; --surface-2:#262019;
  --line:#3A342E; --line-strong:#4A433C;
  --text-hi:#EDE6DB; --text-mid:#C9BFB2; --text-low:#A79E92;
  --accent:#D8A657; --accent-hi:#E8C074; --on-accent:#14110F;
  --accent-ink:#D8A657;
  --error:#E8857B; --success:#8FCE9F;
  --shadow-sm: 0 1px 0 rgba(237,230,219,.06);
  --shadow: 0 1px 0 rgba(237,230,219,.05), 0 18px 40px rgba(0,0,0,.5);
  --shadow-lg: 0 1px 0 rgba(237,230,219,.05), 0 24px 60px rgba(0,0,0,.55);
}}
:root[data-theme="dark"]{
  --bg:#14110F; --surface:#1F1B18; --surface-2:#262019;
  --line:#3A342E; --line-strong:#4A433C;
  --text-hi:#EDE6DB; --text-mid:#C9BFB2; --text-low:#A79E92;
  --accent:#D8A657; --accent-hi:#E8C074; --on-accent:#14110F;
  --accent-ink:#D8A657;
  --error:#E8857B; --success:#8FCE9F;
  --shadow-sm: 0 1px 0 rgba(237,230,219,.06);
  --shadow: 0 1px 0 rgba(237,230,219,.05), 0 18px 40px rgba(0,0,0,.5);
  --shadow-lg: 0 1px 0 rgba(237,230,219,.05), 0 24px 60px rgba(0,0,0,.55);
}
:root[data-theme="light"]{
  --bg:var(--paper-50); --surface:#FFFDFA; --surface-2:var(--paper-100);
  --line:#E4DCD0; --line-strong:#D2C7B7;
  --text-hi:var(--ink-900); --text-mid:var(--ink-600); --text-low:#6E675F;
  --accent:var(--copper); --accent-hi:#9E7430; --on-accent:var(--paper-50);
  --accent-ink:#7D5E27;
  --error:#8C2018; --success:#2F6B3D;
  --shadow-sm: 0 1px 2px rgba(26,23,21,.08);
  --shadow: 0 1px 2px rgba(26,23,21,.08), 0 8px 24px rgba(26,23,21,.06);
  --shadow-lg: 0 2px 4px rgba(26,23,21,.10), 0 16px 40px rgba(26,23,21,.08);
}

/* ---------------------------------------------------------------- base */
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text-hi);font-family:var(--font-body);
  font-size:16px;line-height:1.65;-webkit-font-smoothing:antialiased;
  transition:background .3s ease,color .3s ease}
img,video{max-width:100%;display:block}
a{color:inherit}
/* SemiBold = LA graisse display (parité app : Spectral-SemiBold-SDF partout dans l'USS). */
h1,h2,h3{font-family:var(--font-display);font-weight:600;text-wrap:balance;margin:0}
.wrap{max-width:1200px;margin:0 auto;padding:0 24px}
.wrap-narrow{max-width:760px;margin:0 auto;padding:0 24px}
.eyebrow{font-family:var(--font-ui);font-size:11px;letter-spacing:.22em;text-transform:uppercase;
  color:var(--text-low);font-weight:500}
.mono{font-family:var(--font-mono);font-variant-numeric:tabular-nums}
.rule{height:1px;background:var(--line);border:0;margin:0}
.hidden{display:none !important}

/* révélations au scroll (300–500 ms ease-out, jamais infini) */
.reveal{opacity:0;transform:translateY(16px);
  transition:opacity .5s ease-out,transform .5s ease-out;transition-delay:var(--d,0s)}
.reveal.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{transition:none !important;animation:none !important}
  .reveal{opacity:1;transform:none}
}

/* ---------------------------------------------------------------- top bar */
header.top{position:sticky;top:0;z-index:40;
  background:color-mix(in srgb,var(--bg) 92%,transparent);
  -webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);
  border-bottom:1px solid var(--line)}
.top .wrap{display:flex;align-items:center;justify-content:space-between;height:62px}
.brand{font-family:var(--font-display);font-weight:600;font-size:23px;letter-spacing:.01em;display:flex;
  align-items:center;gap:11px;text-decoration:none}
.brand .mk{width:27px;height:27px;border-radius:6px}
.topnav{display:flex;align-items:center;gap:20px}
.topnav a.nav-lien{font-family:var(--font-ui);font-size:13px;font-weight:500;color:var(--text-mid);
  text-decoration:none;padding:13px 2px;border-bottom:1px solid transparent}
.topnav a.nav-lien:hover{color:var(--text-hi);border-bottom-color:var(--accent)}
.toggle{font-family:var(--font-ui);font-size:12px;font-weight:500;letter-spacing:.04em;
  border:1px solid var(--line-strong);background:transparent;color:var(--text-mid);
  padding:9px 13px;border-radius:4px;cursor:pointer;display:inline-flex;gap:7px;
  align-items:center;min-height:44px}
.toggle:hover{border-color:var(--accent);color:var(--text-hi)}
.toggle svg{width:15px;height:15px;stroke:currentColor;fill:none;stroke-width:16;stroke-linecap:round}

/* ---------------------------------------------------------------- boutons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;cursor:pointer;
  font-family:var(--font-ui);font-weight:500;font-size:15px;text-decoration:none;
  border-radius:4px;padding:13px 24px;min-height:48px;border:0;
  transition:background .2s ease-out,transform .12s ease-out,border-color .2s ease-out}
.btn-primary{background:var(--accent);color:var(--on-accent)}
.btn-primary:hover{background:var(--accent-hi)}
.btn-primary:active{transform:scale(.985)}
.btn-primary:disabled{opacity:.45;cursor:default}
.btn-ghost{background:transparent;color:var(--text-hi);border:1px solid var(--line-strong)}
.btn-ghost:hover{background:var(--surface-2);border-color:var(--accent)}
.btn-block{display:flex;width:100%}
.btn-small{min-height:44px;padding:10px 16px;font-size:13px}

/* ============================================================ HERO — scène AR
   La démonstration du produit : un tableau papier, le viseur le cherche,
   la couture dorée le verrouille, le diaphragme s'ouvre, la vidéo prend vie. */
.hero{padding-top:72px;padding-bottom:40px;display:grid;grid-template-columns:5fr 7fr;gap:56px;align-items:center}
.hero>*{min-width:0}
.hero h1{font-size:clamp(42px,5.6vw,76px);line-height:1.02;letter-spacing:-.015em;margin:20px 0 0}
.hero h1 em{font-style:normal;color:var(--accent-hi)}
.hero .lede{font-size:18px;color:var(--text-mid);max-width:40ch;margin-top:22px}
.hero .lede b{color:var(--text-hi);font-weight:600}
.hero-ctas{margin-top:30px;display:flex;gap:12px;flex-wrap:wrap}
.hero-ctas .btn{flex:1 1 max-content}
.hero-note{margin-top:18px;font-family:var(--font-ui);font-size:12.5px;color:var(--text-low)}

.stage-wrap{display:flex;flex-direction:column;gap:14px;min-width:0}
.stage{position:relative;perspective:1200px}
.stage-tilt{position:relative;transform-style:preserve-3d;
  transition:transform .3s ease-out}
/* le tableau : objet de papier accroché sur fond encre (la scène AR est toujours nocturne) */
.stage-mat{position:relative;background:var(--stage-ink);border-radius:8px;
  padding:clamp(20px,4.5vw,52px);box-shadow:var(--shadow-lg);overflow:hidden}
.painting{position:relative;margin:0;box-shadow:0 6px 30px rgba(0,0,0,.55)}
.painting img{width:100%;height:auto}
.painting video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
  opacity:0;transition:opacity .6s ease-out}
/* couture dorée — le filet 1px qui « verrouille » le tableau (signature §4-A) */
.gilt-seam{position:absolute;inset:-1px;width:calc(100% + 2px);height:calc(100% + 2px);
  pointer-events:none;overflow:visible}
.gilt-seam rect{fill:none;stroke:var(--stage-gold);stroke-width:1.6;vector-effect:non-scaling-stroke;
  stroke-dasharray:400;stroke-dashoffset:400;opacity:0;
  transition:stroke-dashoffset .7s ease-out,opacity .3s ease-out}
/* HUD du viseur */
.hud{position:absolute;inset:0;pointer-events:none;
  font-family:var(--font-mono);color:var(--stage-fg);
  transition:opacity .6s ease-out}
.vf{position:absolute;width:26px;height:26px;border:0 solid var(--stage-gold);opacity:.95;
  transition:opacity .4s ease-out,transform .4s ease-out}
.vf.tl{top:10px;left:10px;border-top-width:1.5px;border-left-width:1.5px}
.vf.tr{top:10px;right:10px;border-top-width:1.5px;border-right-width:1.5px}
.vf.bl{bottom:10px;left:10px;border-bottom-width:1.5px;border-left-width:1.5px}
.vf.br{bottom:10px;right:10px;border-bottom-width:1.5px;border-right-width:1.5px}
.hud-status{position:absolute;top:16px;left:50%;transform:translateX(-50%);
  display:flex;align-items:center;gap:8px;font-size:11px;letter-spacing:.14em;
  background:rgba(20,17,15,.62);padding:6px 12px;border-radius:3px;
  border:1px solid rgba(216,166,87,.35);white-space:nowrap}
.hud-status .dot{width:6px;height:6px;border-radius:50%;background:var(--stage-gold);flex:none}
.hud-meta{position:absolute;bottom:14px;left:50%;transform:translateX(-50%);
  font-size:10px;letter-spacing:.18em;color:rgba(237,230,219,.55);white-space:nowrap}
/* diaphragme — l'aperture qui se referme au moment de la bascule */
.aperture{position:absolute;top:50%;left:50%;width:64px;height:64px;margin:-32px 0 0 -32px;
  stroke:var(--stage-gold-hi);fill:none;stroke-width:10;stroke-linecap:round;opacity:0;
  transition:opacity .35s ease-out,transform .6s ease-out}
/* --- états de la chorégraphie --- */
/* recherche : le viseur pulse (seule animation infinie autorisée — viewfinder pulse) */
@keyframes vf-pulse{0%,100%{opacity:.95}50%{opacity:.45}}
.stage.s-scan .vf{animation:vf-pulse 1.6s ease-in-out infinite}
.stage.s-scan .painting video{opacity:0}
/* verrouillage : la couture se dessine, l'aperture apparaît */
.stage.s-lock .gilt-seam rect{stroke-dashoffset:0;opacity:1}
.stage.s-lock .vf{opacity:0;transform:scale(1.12)}
.stage.s-lock .aperture{opacity:1}
/* vivant : la vidéo fond, le chrome s'efface à ~5 % (signature bascule) */
.stage.s-live .painting video{opacity:1}
.stage.s-live .aperture{opacity:0;transform:rotate(60deg) scale(.35)}
.stage.s-live .gilt-seam rect{opacity:0;transition-delay:.9s}
.stage.s-live .hud{opacity:.05}
.stage-foot{display:flex;align-items:baseline;justify-content:space-between;gap:14px;flex-wrap:wrap}
.stage-cap{font-family:var(--font-ui);font-size:12.5px;color:var(--text-low);margin:0}
.stage-cap b{color:var(--text-mid);font-weight:500}
.stage-replay{font-family:var(--font-ui);font-size:12px;font-weight:500;color:var(--text-mid);
  background:transparent;border:1px solid var(--line-strong);border-radius:4px;
  padding:9px 14px;cursor:pointer;min-height:44px}
.stage-replay:hover{border-color:var(--accent);color:var(--text-hi)}
.stage-play{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);
  font-family:var(--font-ui);font-size:13px;font-weight:500;letter-spacing:.06em;
  color:var(--stage-fg);background:rgba(20,17,15,.72);border:1px solid rgba(216,166,87,.5);
  border-radius:4px;padding:12px 20px;cursor:pointer;min-height:48px}

/* ============================================================ bande manifeste */
.band{background:var(--ink-900);color:#EDE6DB;padding:88px 0;position:relative;overflow:hidden}
:root[data-theme="dark"] .band{background:#100E0C}
.band .eyebrow{color:rgba(237,230,219,.5)}
.band h2{font-size:clamp(30px,4.6vw,58px);line-height:1.12;letter-spacing:-.01em;
  max-width:22ch;margin-top:18px}
.band h2 em{font-style:italic;font-family:var(--font-body);color:#D8A657}
.band .band-note{margin-top:26px;font-family:var(--font-ui);font-size:13.5px;
  color:rgba(237,230,219,.65);max-width:52ch}
.band .gilt-rule{width:64px;height:1px;background:#D8A657;margin-top:30px}

/* ============================================================ sections */
.section{padding-top:76px;padding-bottom:76px}
.section>*,.app-split>*,.artistes-grid>*,.steps>*,.cta-final .inner>*{min-width:0}
.section-head{display:flex;align-items:baseline;justify-content:space-between;gap:16px;
  margin-bottom:14px;border-bottom:1px solid var(--line);padding-bottom:16px}
.section-head h2{font-size:clamp(28px,3.6vw,42px);letter-spacing:-.01em}
.section-head .num{font-family:var(--font-mono);font-size:12px;color:var(--accent-ink);letter-spacing:.1em}
.section-sub{font-family:var(--font-ui);font-size:14px;color:var(--text-low);max-width:60ch;
  margin:0 0 36px}

/* comment ça marche — 3 temps éditoriaux, asymétrie maîtrisée */
.steps{display:grid;grid-template-columns:1.05fr 1fr .95fr;gap:26px}
.step-card{border-top:2px solid var(--ink-300);padding-top:18px}
.step-card:nth-child(2){transform:translateY(22px)}
.step-card:nth-child(3){transform:translateY(44px)}
.step-card .tag{font-family:var(--font-mono);font-size:11px;color:var(--accent-ink);letter-spacing:.1em}
.step-card h3{font-size:24px;margin:10px 0 8px}
.step-card p{margin:0;font-size:15px;color:var(--text-mid)}
.step-card .art{margin-top:16px;height:84px;display:flex;align-items:center}
.step-card .art svg{height:64px;width:auto;stroke:var(--text-low);fill:none;stroke-width:5;
  stroke-linecap:round;stroke-linejoin:round}
.step-card .art .hotline{stroke:var(--accent-ink)}

/* ============================================================ collection */
.grid-arts{display:grid;grid-template-columns:repeat(12,1fr);gap:28px}
.art-card{grid-column:span 4;background:var(--surface);border:1px solid var(--line);
  border-radius:6px;box-shadow:var(--shadow-sm);overflow:hidden;cursor:pointer;
  transition:box-shadow .3s ease-out,transform .3s ease-out;position:relative;
  text-align:left;padding:0;font:inherit;color:inherit}
.art-card:nth-child(3n+2){transform:translateY(26px)}
.art-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-3px)}
.art-card:nth-child(3n+2):hover{transform:translateY(23px)}
.art-media{position:relative;background:var(--stage-ink);overflow:hidden}
.art-media img{width:100%;aspect-ratio:var(--ar,4/3);object-fit:cover}
.art-media video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
  opacity:0;transition:opacity .45s ease-out}
.art-card.is-alive .art-media video{opacity:1}
.art-media .gilt-seam rect{transition:stroke-dashoffset .6s ease-out,opacity .3s ease-out}
.art-card.is-alive .gilt-seam rect,
.art-card:focus-visible .gilt-seam rect{stroke-dashoffset:0;opacity:1}
.art-cartel{padding:16px 18px 18px;display:flex;align-items:baseline;gap:12px;justify-content:space-between}
.art-cartel .ti{font-family:var(--font-display);font-weight:600;font-size:20px;line-height:1.25}
.art-cartel .by{font-family:var(--font-ui);font-size:12px;color:var(--text-low);margin-top:3px}
.art-cartel .yr{font-family:var(--font-mono);font-size:11.5px;color:var(--accent-ink);flex:none}
.art-hint{position:absolute;top:12px;right:12px;font-family:var(--font-mono);font-size:9.5px;
  letter-spacing:.14em;color:var(--stage-fg);background:rgba(20,17,15,.6);
  border:1px solid rgba(216,166,87,.35);padding:4px 8px;border-radius:3px;opacity:0;
  transition:opacity .3s ease-out}
.art-card:hover .art-hint{opacity:1}
.collection-empty{border:1px dashed var(--line-strong);border-radius:6px;padding:56px 24px;
  text-align:center}
.collection-empty h3{font-size:26px}
.collection-empty p{font-family:var(--font-ui);font-size:14px;color:var(--text-low);margin:10px auto 22px;max-width:44ch}

/* fiche œuvre (modale = objet de papier) */
dialog.fiche{border:0;border-radius:8px;padding:0;background:var(--surface);color:var(--text-hi);
  box-shadow:var(--shadow-lg);max-width:min(860px,calc(100vw - 32px));width:100%;
  max-height:calc(100dvh - 48px);overflow:auto}
dialog.fiche::backdrop{background:rgba(20,17,15,.62)}
.fiche-media{position:relative;background:var(--stage-ink)}
.fiche-media img{width:100%;max-height:56dvh;object-fit:contain;margin:0 auto}
.fiche-media video{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;
  opacity:0;transition:opacity .6s ease-out}
.fiche.s-live .fiche-media video{opacity:1}
.fiche-body{padding:22px 26px 26px;display:flex;gap:18px;align-items:baseline;justify-content:space-between;flex-wrap:wrap}
.fiche-body .ti{font-family:var(--font-display);font-weight:600;font-size:28px;line-height:1.2}
.fiche-body .by{font-family:var(--font-ui);font-size:13px;color:var(--text-mid);margin-top:6px}
.fiche-body .meta{font-family:var(--font-mono);font-size:11.5px;color:var(--text-low);margin-top:10px;
  letter-spacing:.06em}
.fiche-close{position:absolute;top:12px;right:12px;z-index:2;width:44px;height:44px;border-radius:4px;
  border:1px solid rgba(216,166,87,.4);background:rgba(20,17,15,.6);color:#EDE6DB;
  font-family:var(--font-ui);font-size:17px;cursor:pointer;line-height:1}
.fiche-close:hover{border-color:var(--stage-gold-hi)}

/* ============================================================ l'app */
.app-split{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.app-copy p{font-size:17px;color:var(--text-mid);max-width:46ch}
.app-copy .gestes{font-family:var(--font-ui);font-size:14px;color:var(--text-hi);font-weight:500}
.app-pill{display:inline-flex;align-items:center;gap:8px;margin-top:22px;
  font-family:var(--font-ui);font-size:12.5px;color:var(--text-mid);
  border:1px solid var(--line-strong);border-radius:4px;padding:9px 14px}
.app-pill .dot{width:7px;height:7px;border-radius:50%;background:var(--accent);flex:none}
/* Le mockup est "posé de 3/4" : conteneur en perspective, l'appareil incliné projette une
   ombre longue au sol. Se redresse au survol (desktop). Angle réduit sur mobile pour ne jamais
   déborder du viewport. */
.phone-col{display:flex;flex-direction:column;align-items:center;gap:26px;
  perspective:1600px;perspective-origin:50% 40%}
.phone{width:min(300px,70vw);border-radius:44px;padding:12px;background:var(--ink-900);
  position:relative;transform-style:preserve-3d;
  transform:rotateX(6deg) rotateY(-19deg) rotate(-1deg);
  box-shadow:-34px 42px 70px -34px rgba(20,17,15,.55), -12px 16px 30px -18px rgba(20,17,15,.4);
  transition:transform .6s cubic-bezier(.22,1,.36,1), box-shadow .6s cubic-bezier(.22,1,.36,1)}
.phone:hover{transform:rotateX(2deg) rotateY(-7deg);
  box-shadow:-22px 34px 60px -30px rgba(20,17,15,.5), -8px 12px 22px -16px rgba(20,17,15,.35)}
:root[data-theme="dark"] .phone{background:#0D0B0A;
  box-shadow:-34px 42px 74px -32px rgba(0,0,0,.7), -12px 16px 30px -18px rgba(0,0,0,.55)}
.phone .screen{border-radius:33px;overflow:hidden;display:block;position:relative;
  aspect-ratio:390/844;background:var(--surface)}
/* height:auto + aspect-ratio verrouillé = plus jamais d'étirement (bug iOS Safari : une <img>
   avec attributs width/height mais width:100% CSS sans height:auto était étirée à 844px). */
.phone .screen img{width:100%;height:100%;object-fit:cover;display:block;
  opacity:1;transition:opacity .35s ease-out}
.phone .screen img.is-fading{opacity:0}
@media(prefers-reduced-motion:reduce){
  .phone{transition:none}
}
.phone .notch{position:absolute;top:12px;left:50%;transform:translateX(-50%);width:34%;height:22px;
  background:var(--ink-900);border-radius:0 0 14px 14px;z-index:2}
:root[data-theme="dark"] .phone .notch{background:#0D0B0A}
.phone-tabs{display:flex;gap:8px;flex-wrap:wrap;justify-content:center}
.phone-tab{font-family:var(--font-ui);font-size:12px;font-weight:500;color:var(--text-mid);
  border:1px solid var(--line-strong);background:transparent;border-radius:4px;
  padding:10px 14px;cursor:pointer;min-height:44px}
.phone-tab:hover{color:var(--text-hi);border-color:var(--accent)}
.phone-tab.is-on{background:transparent;border-color:var(--accent);color:var(--accent-ink);font-weight:600}

/* ============================================================ artistes + plans */
.artistes-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}
.argu{display:flex;gap:14px;padding:16px 0;border-bottom:1px solid var(--line)}
.argu .n{font-family:var(--font-mono);font-size:12px;color:var(--accent-ink);flex:none;width:26px;padding-top:5px}
.argu .tt{font-family:var(--font-display);font-weight:600;font-size:21px}
.argu .dd{font-family:var(--font-ui);font-size:13.5px;color:var(--text-low);margin-top:3px;max-width:52ch}
.plans{display:flex;flex-direction:column;gap:16px}
.plan{background:var(--surface);border:1px solid var(--line);border-radius:6px;
  padding:20px 22px;box-shadow:var(--shadow-sm);display:grid;
  grid-template-columns:1fr auto;gap:4px 16px;align-items:baseline}
.plan.is-star{border-color:var(--accent)}
.plan .tag{font-family:var(--font-mono);font-size:10.5px;color:var(--accent-ink);letter-spacing:.1em}
.plan h3{font-size:22px;margin-top:4px}
.plan .prix{font-family:var(--font-display);font-weight:600;font-size:24px;grid-row:span 2;align-self:start;text-align:right}
.plan .prix small{display:block;font-family:var(--font-ui);font-size:11px;color:var(--text-low);margin-top:2px}
.plan p{grid-column:1 / -1;margin:8px 0 0;font-family:var(--font-ui);font-size:13.5px;color:var(--text-mid)}

/* ============================================================ CTA final */
.cta-final{background:var(--surface-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.cta-final .inner{padding:76px 0;display:grid;grid-template-columns:1.2fr .8fr;gap:40px;align-items:center}
.cta-final h2{font-size:clamp(28px,3.8vw,46px);line-height:1.1}
.cta-final .actions{display:flex;gap:12px;flex-wrap:wrap;justify-content:flex-end}

/* ============================================================ footer */
footer{padding:48px 0 72px;color:var(--text-low);font-family:var(--font-ui);font-size:13px}
footer .cols{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:32px}
footer .brand{font-size:20px}
footer .base{margin-top:12px;max-width:34ch;line-height:1.6}
footer h5{font-family:var(--font-ui);font-size:11px;letter-spacing:.18em;text-transform:uppercase;
  color:var(--text-low);margin:0 0 12px;font-weight:500}
footer ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px}
footer a{color:var(--text-mid);text-decoration:none}
footer a:hover{color:var(--text-hi)}
footer .legal{margin-top:40px;padding-top:18px;border-top:1px solid var(--line);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:12px}

/* ============================================================ espace artiste */
.page-head{padding:56px 0 8px}
.page-head h1{font-size:clamp(34px,5vw,54px);letter-spacing:-.01em}
.page-head .lede{font-size:17px;color:var(--text-mid);max-width:52ch;margin-top:14px}
.panel{background:var(--surface);border:1px solid var(--line);border-radius:6px;
  box-shadow:var(--shadow-sm);padding:28px;margin:26px 0}
.panel > h3{font-size:26px;margin-bottom:4px}
.panel .sub{font-family:var(--font-ui);font-size:13px;color:var(--text-low);margin-bottom:10px}
label{display:block;font-family:var(--font-ui);font-size:13px;color:var(--text-mid);margin:16px 0 6px}
input[type=text],input[type=email],input[type=password],input[type=number]{
  width:100%;padding:12px 14px;min-height:48px;border:1px solid var(--line);border-radius:4px;
  font:15px var(--font-ui);background:var(--surface-2);color:var(--text-hi);caret-color:var(--accent)}
input:focus{outline:2px solid var(--accent);outline-offset:1px;border-color:var(--accent)}
input[type=file]{font:13px var(--font-ui);color:var(--text-mid);width:100%}
.drop{border:1.5px dashed var(--line-strong);border-radius:6px;padding:26px 16px;text-align:center;
  margin-top:16px;cursor:pointer;background-size:cover;background-position:center;min-height:132px;
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  transition:border-color .2s ease-out}
.drop:hover{border-color:var(--accent)}
.drop.filled{border-style:solid;border-color:var(--accent)}
.drop svg{width:26px;height:26px;stroke:var(--text-mid);fill:none;stroke-width:15;
  stroke-linecap:round;stroke-linejoin:round}
.drop span{display:block;font-family:var(--font-ui);font-size:13px;color:var(--text-mid);margin-top:9px;
  text-shadow:0 0 6px var(--bg)}
.status{font-family:var(--font-ui);font-size:14px;margin-top:14px;color:var(--text-mid);white-space:pre-line}
.status.err{color:var(--error)}
.status.ok{color:var(--success)}
.progress{height:2px;background:var(--line);border-radius:1px;margin-top:12px;overflow:hidden}
.progress .bar{height:100%;width:0%;background:var(--accent);transition:width .2s ease-out}
.badge{font-family:var(--font-ui);font-size:10.5px;font-weight:500;letter-spacing:.06em;
  padding:4px 10px;border-radius:3px;text-transform:uppercase}
.badge-pub{background:transparent;color:var(--accent-ink);border:1px solid var(--accent)}
.badge-wait{background:var(--surface-2);color:var(--text-mid);border:1px solid var(--line)}
.badge-ko{background:transparent;color:var(--error);border:1px solid var(--error)}
.work-row{display:flex;gap:16px;align-items:center;padding:14px 2px;border-bottom:1px solid var(--line)}
.work-thumb{width:64px;height:48px;border-radius:3px;border:1px solid var(--line);flex:none;
  background:var(--surface-2);background-size:cover;background-position:center}
.work-row .ti{font-family:var(--font-display);font-weight:600;font-size:19px;line-height:1.2}
.work-row .st{font-family:var(--font-ui);font-size:12px;color:var(--text-low);margin-top:2px}
.work-row .badge{margin-left:auto;flex:none}

/* réglages créatifs du dépôt (migration 019 : fade / chroma pipette / lecture groupée) */
.status.warn{color:var(--accent-ink)}
.opt-sep{height:1px;background:var(--line);border:0;margin:26px 0 2px}
.check-row{display:flex;align-items:flex-start;gap:10px;margin:14px 0 0;cursor:pointer;
  font-family:var(--font-ui);font-size:14px;color:var(--text-hi)}
.check-row input{width:16px;height:16px;margin:3px 0 0;accent-color:var(--accent);flex:none;cursor:pointer}
.check-row small{color:var(--text-low);font-size:12.5px}
.check-row input:disabled{cursor:default}
.check-row input:disabled ~ span{color:var(--text-low)}
.sub-box{border:1px solid var(--line);border-radius:6px;background:var(--surface-2);
  padding:16px;margin-top:12px}
.sub-box .sub{margin-bottom:10px}
#chroma-canvas{width:100%;height:auto;display:block;cursor:crosshair;
  border:1px solid var(--line-strong);border-radius:4px}
.chroma-row{display:flex;align-items:center;gap:12px;margin-top:12px;flex-wrap:wrap;
  font-family:var(--font-ui);font-size:13px;color:var(--text-mid)}
.chroma-row label{margin:0;flex:none}
/* damier = « aucune couleur choisie » ; remplacé par la couleur pipetée via style inline */
.chroma-swatch{width:28px;height:28px;border-radius:4px;border:1px solid var(--line-strong);flex:none;
  background:
    linear-gradient(45deg,#cfcfcf 25%,transparent 25%,transparent 75%,#cfcfcf 75%) 0 0/10px 10px,
    linear-gradient(45deg,#cfcfcf 25%,#fff 25%,#fff 75%,#cfcfcf 75%) 5px 5px/10px 10px}
.chroma-row input[type=range]{flex:1;min-width:140px;accent-color:var(--accent);margin:0}
.chroma-row .mono{font-size:12.5px;color:var(--text-hi)}
.group-row{display:flex;align-items:center;gap:10px;margin:0;padding:11px 2px;
  border-bottom:1px solid var(--line);font-family:var(--font-ui);font-size:14px;
  color:var(--text-hi);cursor:pointer}
.group-row input{width:16px;height:16px;accent-color:var(--accent);flex:none;cursor:pointer}
.group-row .g-ti{flex:1;min-width:0}
.group-row .badge{flex:none}

/* ============================================================ responsive
   Breakpoints tokens.md §10 : <640 / 640–1024 / 1024–1280 / ≥1280 */
@media(max-width:1024px){
  .hero{grid-template-columns:1fr;gap:36px;padding-top:52px}
  .app-split{grid-template-columns:1fr;gap:36px}
  .artistes-grid{grid-template-columns:1fr;gap:28px}
  .art-card{grid-column:span 6}
  .art-card:nth-child(3n+2){transform:none}
  .art-card:nth-child(3n+2):hover{transform:translateY(-3px)}
  .cta-final .inner{grid-template-columns:1fr}
  .cta-final .actions{justify-content:flex-start}
  .steps{grid-template-columns:1fr 1fr}
  .step-card:nth-child(2),.step-card:nth-child(3){transform:none}
}
@media(max-width:640px){
  .topnav a.nav-lien{display:none}
  /* N+22 Gate C : le CTA de topbar (« Déposer une œuvre ») débordait sur le brand à 390px
     (les .nav-lien sont masqués mais pas le .btn) — même sort en mobile. */
  .topnav .btn{display:none}
  .steps{grid-template-columns:1fr}
  .art-card{grid-column:span 12}
  footer .cols{grid-template-columns:1fr}
  .section{padding-top:56px;padding-bottom:56px}
  .hud-meta{font-size:9px;letter-spacing:.1em}
  /* 3/4 mobile : angle affirmé (retour Gis N+17 « on ne voit pas le 3/4 » à -12°), largeur
     bridée pour rester dans le viewport — re-mesuré 390/375 : zéro scroll horizontal. */
  .phone{width:min(272px,62vw);transform:rotateX(6deg) rotateY(-17deg) rotate(-1deg);
    box-shadow:-24px 30px 52px -26px rgba(20,17,15,.52)}
  .phone:hover{transform:rotateX(6deg) rotateY(-17deg) rotate(-1deg)}
}