/* ===========================================================
   L'Atelier de la vue — prototype Solos
   Palette : cabinet d'optique (papier d'ordonnance, laiton, cachet)
   =========================================================== */

:root{
  --ink:#12262E;
  --ink-2:#3C5058;
  --ink-3:#6B7F86;
  --paper:#F4F1E8;
  --paper-2:#EAE4D5;
  --line:rgba(18,38,46,.16);
  --line-soft:rgba(18,38,46,.09);
  --green:#1C6B57;
  --brass:#BE9A54;
  --stamp:#AE3B2B;
  --lens:#D7E5E9;
  --shadow:0 1px 0 rgba(18,38,46,.06), 0 18px 40px -28px rgba(18,38,46,.5);
  --display:"Bricolage Grotesque","IBM Plex Sans",system-ui,sans-serif;
  --body:"IBM Plex Sans",system-ui,-apple-system,sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,Menlo,monospace;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:var(--body);
  font-size:16px;
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
}
img,svg{display:block;max-width:100%}
a{color:inherit}

/* ---------- barre ---------- */
.bar{
  position:sticky;top:0;z-index:30;
  display:flex;align-items:center;gap:28px;
  padding:14px clamp(18px,4vw,48px);
  background:color-mix(in srgb,var(--paper) 88%, transparent);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line-soft);
}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink)}
.brand-mark{color:var(--brass)}
.brand-txt{font-family:var(--display);font-weight:700;font-size:15px;line-height:1.05;letter-spacing:-.01em}
.brand-txt em{font-style:normal;font-weight:500;color:var(--ink-3)}
.bar-nav{display:flex;gap:22px;margin-left:auto;font-size:13.5px;letter-spacing:.01em}
.bar-nav a{text-decoration:none;color:var(--ink-2);padding-bottom:2px;border-bottom:1px solid transparent}
.bar-nav a:hover{color:var(--ink);border-bottom-color:var(--brass)}
.chip-proto{
  font-family:var(--mono);font-size:10px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--stamp);border:1px solid color-mix(in srgb,var(--stamp) 42%, transparent);
  padding:3px 7px;border-radius:2px;
}

/* ---------- boutons ---------- */
.btn{
  font-family:var(--body);font-size:14px;font-weight:500;
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 18px;border-radius:2px;border:1px solid var(--ink);
  background:transparent;color:var(--ink);cursor:pointer;
  text-decoration:none;transition:transform .12s ease, background .15s ease, color .15s ease;
}
.btn:hover{transform:translateY(-1px)}
.btn-solid{background:var(--ink);color:var(--paper)}
.btn-solid:hover{background:#0B1B21}
.btn-ghost{border-color:var(--line);color:var(--ink-2)}
.btn-ghost:hover{border-color:var(--ink);color:var(--ink)}
.btn-sm{padding:8px 13px;font-size:13px}
.btn-full{width:100%;margin-top:4px}
.btn:disabled{opacity:.38;cursor:not-allowed;transform:none}
.link-demo{
  margin-top:14px;background:none;border:0;padding:0;cursor:pointer;
  font-family:var(--mono);font-size:11px;color:var(--ink-3);
  text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px;
}
.link-demo:hover{color:var(--ink)}

/* ---------- hero ---------- */
.hero{
  display:grid;grid-template-columns:1.02fr .98fr;
  gap:clamp(28px,4.5vw,64px);
  padding:clamp(34px,5vw,64px) clamp(18px,4vw,48px) clamp(28px,4vw,48px);
  align-items:start;
  max-width:1240px;margin:0 auto;
}
.eyebrow{
  font-family:var(--mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;
  color:var(--ink-3);margin:0 0 22px;
}
.ladder{margin:0;display:flex;flex-direction:column;gap:2px;font-family:var(--display);font-weight:800;letter-spacing:-.025em}
.ladder-line{display:flex;align-items:baseline;gap:14px;line-height:.94;opacity:0;transform:translateY(10px);animation:rise .7s cubic-bezier(.2,.7,.3,1) forwards}
.ladder-line.l1{animation-delay:.05s}
.ladder-line.l2{animation-delay:.16s}
.ladder-line.l3{animation-delay:.27s}
.ladder-line .t{display:block}
.l1 .t{font-size:clamp(54px,8.6vw,112px)}
.l2 .t{font-size:clamp(30px,4.4vw,56px)}
.l3 .t{font-size:clamp(19px,2.7vw,34px);letter-spacing:.01em}
.acu{font-family:var(--mono);font-weight:400;font-size:10.5px;letter-spacing:.06em;color:var(--ink-3);white-space:nowrap}
@keyframes rise{to{opacity:1;transform:none}}

.lede{margin:26px 0 0;max-width:44ch;font-size:16.5px;color:var(--ink-2)}
.hero-cta{display:flex;gap:10px;flex-wrap:wrap;margin-top:26px}
.hero-note{
  margin:16px 0 0;font-family:var(--mono);font-size:10.5px;line-height:1.6;
  color:var(--ink-3);max-width:40ch;
}

/* ---------- cabine ---------- */
.cabine{
  border:1px solid var(--line);background:var(--paper-2);
  border-radius:3px;padding:12px;box-shadow:var(--shadow);
}
.cabine-head{
  display:flex;align-items:center;gap:8px;
  font-family:var(--mono);font-size:10.5px;letter-spacing:.1em;text-transform:uppercase;
  color:var(--ink-2);padding:2px 4px 10px;
}
.cabine-id{margin-left:auto;color:var(--ink);letter-spacing:.04em;text-transform:none;font-size:11px}
.dot-live{width:6px;height:6px;border-radius:50%;background:var(--green);box-shadow:0 0 0 3px color-mix(in srgb,var(--green) 18%,transparent)}

.stage{
  position:relative;aspect-ratio:4/5;background:#0E1D24;border-radius:2px;overflow:hidden;
}
.stage canvas,.stage video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.stage-badge{
  position:absolute;left:8px;bottom:8px;
  font-family:var(--mono);font-size:9.5px;letter-spacing:.04em;
  color:#CBD9DD;background:rgba(6,18,22,.62);padding:3px 7px;border-radius:2px;
  backdrop-filter:blur(4px);
}
.stage-empty[hidden]{display:none!important}
.stage-empty{
  position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:8px;text-align:center;padding:24px;color:#E6EDEF;
}
.stage-empty-title{font-family:var(--display);font-weight:700;font-size:19px;margin:0;letter-spacing:-.01em}
.stage-empty-sub{margin:0;font-size:12.5px;color:#9FB4BB;max-width:26ch}
.stage-actions{display:flex;gap:8px;flex-wrap:wrap;justify-content:center;margin-top:10px}
.stage-empty .btn-solid{background:var(--paper);color:var(--ink);border-color:var(--paper)}
.stage-empty .btn-ghost{border-color:rgba(230,237,239,.35);color:#DCE7EA}
.stage-empty .link-demo{color:#8FA6AD}

.cabine-foot{display:flex;align-items:center;gap:10px;padding:11px 2px 2px;flex-wrap:wrap}
.frame-dots{display:flex;gap:6px}
.dot-frame{
  width:30px;height:30px;border:1px solid var(--line);border-radius:2px;background:var(--paper);
  display:grid;place-items:center;cursor:pointer;padding:2px;transition:border-color .15s, box-shadow .15s;
}
.dot-frame img{width:100%;height:auto;opacity:.62}
.dot-frame[aria-selected="true"]{border-color:var(--ink);box-shadow:0 0 0 1px var(--ink) inset}
.dot-frame[aria-selected="true"] img{opacity:1}
.cabine-tools{margin-left:auto;display:flex;align-items:center;gap:10px}
.pd-select{display:flex;align-items:center;gap:5px;font-family:var(--mono);font-size:10px;color:var(--ink-3);text-transform:uppercase;letter-spacing:.08em}
.pd-select select{
  font-family:var(--mono);font-size:11px;padding:5px 4px;border:1px solid var(--line);
  background:var(--paper);color:var(--ink);border-radius:2px;
}
.cabine-hint{
  margin:6px 4px 2px;font-family:var(--mono);font-size:10px;color:var(--ink-3);line-height:1.5;
}

/* ---------- réglet ---------- */
.reglet{
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  padding:26px clamp(18px,4vw,48px) 24px;
  max-width:1240px;margin:0 auto;
  display:grid;grid-template-columns:1fr;gap:14px;
}
.reglet-rule{position:relative;height:34px;border-bottom:1px solid var(--ink-3)}
.reglet-rule::before{
  content:"";position:absolute;inset:auto 0 0 0;height:9px;
  background-image:linear-gradient(to right, var(--ink-3) 0 1px, transparent 1px 100%);
  background-size:4.76% 9px;
}
.reglet-zero{position:absolute;left:0;bottom:12px;font-family:var(--mono);font-size:9.5px;color:var(--ink-3)}
.reglet-tick{position:absolute;bottom:12px;font-family:var(--mono);font-size:9.5px;color:var(--ink-3);transform:translateX(-50%)}
.reglet-pd{color:var(--stamp);font-weight:600}
.reglet-pd::after{content:"";position:absolute;left:50%;top:16px;width:1px;height:14px;background:var(--stamp)}
.reglet-txt{margin:0;max-width:66ch;font-size:13.5px;color:var(--ink-2)}
.reglet-txt strong{font-family:var(--mono);color:var(--ink)}

/* ---------- sections ---------- */
.montures,.devis,.limites{padding:clamp(40px,5.5vw,72px) clamp(18px,4vw,48px);max-width:1240px;margin:0 auto}
.sec-head{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,42ch);gap:24px;align-items:end;margin-bottom:30px}
.sec-head h2{font-family:var(--display);font-weight:700;font-size:clamp(24px,3vw,34px);letter-spacing:-.02em;margin:0}
.sec-head p{margin:0;font-size:14px;color:var(--ink-2)}

.grid-montures{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.card-m{
  border:1px solid var(--line);background:#FBF9F3;border-radius:3px;
  display:flex;flex-direction:column;overflow:hidden;
}
.card-m-top{background:linear-gradient(180deg,var(--lens),#E8EFF1);padding:22px 16px;display:grid;place-items:center;min-height:118px}
.card-m-top img{width:100%;max-width:210px;height:auto;filter:drop-shadow(0 6px 10px rgba(18,38,46,.18))}
.card-m-body{padding:12px 14px 14px;display:flex;flex-direction:column;gap:8px;flex:1}
.card-m-marque{font-family:var(--mono);font-size:9.5px;letter-spacing:.13em;text-transform:uppercase;color:var(--ink-3);margin:0}
.card-m-nom{font-family:var(--display);font-weight:700;font-size:16px;margin:0;letter-spacing:-.01em}
.card-m-spec{font-family:var(--mono);font-size:10.5px;color:var(--ink-2);margin:0;letter-spacing:.02em}
.card-m-price{margin:2px 0 6px;font-size:15px;font-weight:600}
.card-m-price em{font-style:normal;font-family:var(--mono);font-size:10px;color:var(--ink-3);font-weight:400}
.card-m-actions{display:flex;gap:6px;margin-top:auto}
.card-m-actions .btn{flex:1;padding:8px 6px;font-size:12.5px}

/* ---------- devis ---------- */
.devis-wrap{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,.85fr);gap:20px;align-items:start}
.rx-pad{border:1px solid var(--line);background:#FBF9F3;border-radius:3px;padding:6px 22px 22px}
.rx-pad fieldset{border:0;border-top:1px solid var(--line-soft);margin:0;padding:20px 0 4px}
.rx-pad fieldset:first-of-type{border-top:0}
.rx-pad legend{
  font-family:var(--display);font-weight:700;font-size:15px;letter-spacing:-.01em;
  display:flex;align-items:center;gap:9px;padding:0 8px 0 0;margin-left:-2px;
}
.num{
  display:grid;place-items:center;width:20px;height:20px;border-radius:50%;
  border:1px solid var(--ink);font-family:var(--mono);font-size:10px;font-weight:500;
}
.rx-row{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:12px}
.field{display:flex;flex-direction:column;gap:5px}
.field>span,.field-ro>span{font-family:var(--mono);font-size:9.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-3)}
.field select{
  font-family:var(--body);font-size:14px;padding:9px 10px;border:1px solid var(--line);
  background:#fff;color:var(--ink);border-radius:2px;
}
.field-ro{display:flex;flex-direction:column;gap:5px}
.field-ro strong{font-family:var(--mono);font-size:13px;font-weight:500;padding:9px 0;color:var(--ink)}
.checks{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.check{
  display:inline-flex;align-items:center;gap:7px;font-size:12.5px;color:var(--ink-2);
  border:1px solid var(--line);padding:7px 10px;border-radius:2px;cursor:pointer;background:#fff;
}
.check:has(input:checked){border-color:var(--ink);color:var(--ink);background:color-mix(in srgb,var(--lens) 55%,#fff)}
.check input{accent-color:var(--ink);margin:0}
.check em{font-style:normal;font-family:var(--mono);font-size:10.5px;color:var(--ink-3)}
.check.big{font-size:13.5px;padding:10px 12px;width:100%;justify-content:flex-start}
.check.big em{color:var(--stamp);font-weight:600}

.rx-ordo{margin-top:12px}
.ordo{width:100%;border-collapse:collapse;font-size:13px}
.ordo th{
  font-family:var(--mono);font-size:9.5px;letter-spacing:.08em;text-transform:uppercase;
  color:var(--ink-3);font-weight:400;text-align:left;padding:0 6px 6px 0;
}
.ordo td{padding:4px 6px 4px 0}
.ordo td:first-child{font-family:var(--mono);font-size:10px;text-transform:uppercase;letter-spacing:.06em;color:var(--ink-2);white-space:nowrap}
.ordo input{
  width:100%;font-family:var(--mono);font-size:13px;padding:7px 8px;
  border:1px solid var(--line);background:#fff;border-radius:2px;color:var(--ink);
}
.ordo input::placeholder{color:#B7C2C6}
.rx-help{margin:12px 0 4px;font-size:12px;color:var(--ink-3);max-width:52ch;line-height:1.5}

/* ---------- devis : panneau ---------- */
.quote{
  border:1px solid var(--ink);background:var(--ink);color:var(--paper);
  border-radius:3px;padding:18px 18px 16px;position:sticky;top:78px;
}
.quote-head{display:flex;align-items:baseline;justify-content:space-between;border-bottom:1px solid rgba(244,241,232,.2);padding-bottom:10px}
.quote-kicker{margin:0;font-family:var(--mono);font-size:9.5px;letter-spacing:.14em;text-transform:uppercase;color:#9DB2B8}
.quote-ref{margin:0;font-family:var(--mono);font-size:10.5px;color:#9DB2B8}
.quote-lines{list-style:none;margin:12px 0 0;padding:0;display:flex;flex-direction:column;gap:6px}
.quote-lines li{display:flex;justify-content:space-between;gap:12px;font-size:12.5px;color:#D8E3E6}
.quote-lines li span{color:#9DB2B8}
.quote-lines li strong{font-family:var(--mono);font-weight:500;font-size:12px}
.quote-total{display:flex;justify-content:space-between;align-items:baseline;margin-top:14px;padding-top:10px;border-top:1px solid rgba(244,241,232,.2)}
.quote-total span{font-family:var(--mono);font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:#9DB2B8}
.quote-total strong{font-family:var(--display);font-size:22px;font-weight:700;letter-spacing:-.01em}
.quote-cnam{display:flex;justify-content:space-between;align-items:center;margin-top:10px}
.stamp{
  font-family:var(--mono);font-size:9.5px;letter-spacing:.1em;text-transform:uppercase;
  color:#F0C9BE;border:1px solid rgba(240,201,190,.45);padding:3px 7px;border-radius:2px;
  transform:rotate(-1.6deg);
}
.quote-cnam strong{font-family:var(--mono);font-size:13px;color:#F0C9BE;font-weight:500}
.quote-rest{
  display:flex;justify-content:space-between;align-items:baseline;margin:12px 0 16px;
  padding:10px 12px;background:rgba(244,241,232,.08);border-left:2px solid var(--brass);
}
.quote-rest span{font-family:var(--mono);font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:#C8D6DA}
.quote-rest strong{font-family:var(--display);font-size:26px;font-weight:700;letter-spacing:-.02em}
.quote .btn-solid{background:var(--paper);color:var(--ink);border-color:var(--paper)}
.quote-legal{margin:12px 0 0;font-size:10.5px;line-height:1.55;color:#8FA6AD}

/* ---------- limites ---------- */
.limites{border-top:1px solid var(--line)}
.limites h2{font-family:var(--display);font-weight:700;font-size:clamp(21px,2.6vw,29px);letter-spacing:-.02em;margin:0 0 26px;max-width:24ch}
.limites-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.limites-grid article{border-top:2px solid var(--brass);padding-top:12px}
.limites-grid h3{font-family:var(--display);font-size:16px;font-weight:700;margin:0 0 6px;letter-spacing:-.01em}
.limites-grid p{margin:0;font-size:13.5px;color:var(--ink-2)}
.limites-foot{
  margin:28px 0 0;font-family:var(--display);font-weight:700;font-size:clamp(16px,2vw,21px);
  letter-spacing:-.01em;color:var(--green);max-width:40ch;
}

/* ---------- pied ---------- */
.pied{
  border-top:1px solid var(--line);background:var(--paper-2);
  padding:30px clamp(18px,4vw,48px);
  display:grid;grid-template-columns:1fr 1fr 1.4fr;gap:24px;font-size:12.5px;color:var(--ink-2);
}
.pied-brand{font-family:var(--display);font-weight:700;font-size:14px;margin:0 0 6px;color:var(--ink)}
.pied a{text-decoration:none;border-bottom:1px solid var(--line)}
.pied-note{margin:0;font-family:var(--mono);font-size:10px;line-height:1.6;color:var(--ink-3)}

/* ---------- responsive ---------- */
@media (max-width:1000px){
  .hero{grid-template-columns:1fr;gap:32px}
  .cabine{order:2}
  .grid-montures{grid-template-columns:repeat(2,1fr)}
  .devis-wrap{grid-template-columns:1fr}
  .quote{position:static}
  .sec-head{grid-template-columns:1fr;gap:10px}
  .limites-grid{grid-template-columns:1fr}
  .pied{grid-template-columns:1fr}
  .bar-nav{display:none}
}
@media (max-width:560px){
  .grid-montures{grid-template-columns:1fr}
  .rx-row{grid-template-columns:1fr}
  .l1 .t{font-size:clamp(46px,13vw,72px)}
  .stage{aspect-ratio:1/1}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  html{scroll-behavior:auto}
  .ladder-line{opacity:1;transform:none}
}

/* case à cocher dans la barre d'outils de la cabine */
.pd-select input[type="checkbox"]{accent-color:var(--ink);width:13px;height:13px;margin:0}