/* Stop-goutte — palette « atelier verre » : vert bouteille presque noir, gris sauge clair, argent, or champagne.
   Layout : hero clair façon fiche produit avec la scène 3D, puis sections alternées blanc / sauge, alignées à gauche. */
:root {
  --merlot:    #10201A;   /* encre : vert bouteille profond */
  --merlot-2:  #1E3329;
  --pour:      #10201A;   /* boutons */
  --pour-h:    #2A4237;
  --rose:      #EEF1EC;   /* fonds de section */
  --rose-2:    #D6DED4;
  --gold:      #B8913E;   /* or champagne */
  --gold-soft: #EFE4C8;
  --white:     #FFFFFF;
  --ink:       #10201A;   /* texte principal */
  --ink-soft:  #57665E;
  --line:      #DFE5DD;

  /* alias conservés pour l'admin */
  --alu: var(--rose); --alu-deep: var(--line); --paper: var(--white);
  --claret: var(--pour); --claret-h: var(--pour-h); --claret-tint: #E7EEE8;
  --ok: #2F6B4F; --err: #B3261E;

  --f-display: "Bricolage Grotesque", "Arial Rounded MT Bold", system-ui, sans-serif;
  --f-body: "Instrument Sans", "Segoe UI", system-ui, -apple-system, sans-serif;
  --f-mono: var(--f-body);

  --r-s: 12px; --r-m: 20px; --r-l: 32px;
  --gut: max(20px, env(safe-area-inset-left, 0px));
  --gut-r: max(20px, env(safe-area-inset-right, 0px));
  color-scheme: light;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--white);
  color: var(--ink);
  font: 400 17px/1.6 var(--f-body);
  -webkit-font-smoothing: antialiased;
}
img, canvas { max-width: 100%; }
a { color: var(--pour); text-underline-offset: 3px; }
a:hover { color: var(--pour-h); }
:focus-visible { outline: 3px solid var(--gold); outline-offset: 3px; border-radius: 6px; }
[hidden] { display: none !important; }

.wrap { max-width: 1180px; margin: 0 auto; padding-left: var(--gut); padding-right: var(--gut-r); }
.mono { font-variant-numeric: tabular-nums; }
.muted { color: var(--ink-soft); }
.small { font-size: 0.875rem; }
.eyebrow { margin: 0 0 10px; font-weight: 600; color: var(--pour); }
h1, h2, h3, .h2, .h3 { text-wrap: balance; }
.h2 {
  font: 800 clamp(2rem, 4.4vw, 3.3rem)/1.02 var(--f-display);
  font-variation-settings: "opsz" 96;
  letter-spacing: -0.035em; margin: 0 0 36px; max-width: 18ch;
}
.h3 { font: 700 1.3rem/1.2 var(--f-display); letter-spacing: -0.015em; margin: 0 0 6px; }

/* Boutons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 16px 28px; border: 0; border-radius: 999px;
  background: var(--pour); color: #fff; font: 600 1rem/1 var(--f-body);
  text-decoration: none; cursor: pointer; transition: background .15s, transform .15s;
}
.btn:hover { background: var(--pour-h); color: #fff; }
.btn:active { transform: scale(.98); }
.btn[disabled] { opacity: .6; cursor: progress; }
.btn--small { padding: 11px 18px; font-size: .92rem; }
.btn--full { width: 100%; }
.btn--light { background: var(--pour); color: #fff; }
.btn--light:hover { background: var(--pour-h); color: #fff; }
.link { font-weight: 600; }
.link--light { color: var(--ink); }
.link--light:hover { color: var(--merlot-2); }

/* Header : verre dépoli clair */
.top { position: sticky; top: env(safe-area-inset-top, 0px); z-index: 20; background: rgba(255,255,255,.78); backdrop-filter: saturate(1.4) blur(14px); border-bottom: 1px solid rgba(16,32,26,.06); }
body::before { content: ""; position: fixed; inset: 0 0 auto; height: env(safe-area-inset-top, 0px); z-index: 21; background: #fff; }
.top__in { display: flex; align-items: center; gap: 28px; padding-block: 14px; }
.brand { font: 800 1.45rem/1 var(--f-display); letter-spacing: -0.03em; color: var(--ink); text-decoration: none; display: inline-flex; align-items: flex-start; }
.brand:hover { color: var(--ink); }
.brand__dot { width: 8px; height: 10px; margin-left: 3px; margin-top: 2px; background: var(--gold); border-radius: 50% 50% 50% 50% / 60% 60% 40% 40%; }
.nav { display: flex; gap: 26px; margin-left: auto; }
.nav a { color: var(--ink-soft); text-decoration: none; font-weight: 500; font-size: .95rem; }
.nav a:hover { color: var(--ink); }
.top .btn { background: var(--pour); color: #fff; }
.top .btn:hover { background: var(--pour-h); }
@media (max-width: 760px) { .nav { display: none; } .top .btn { margin-left: auto; } }

.banner { background: var(--gold-soft); color: var(--merlot); font-weight: 500; }
.banner .wrap { padding-block: 12px; }

/* Hero : scène collante pilotée par le défilement */
.hero { background: radial-gradient(120% 80% at 75% 40%, #FFFFFF 0%, #F2F4F0 45%, #E4E9E2 100%); color: var(--ink); height: 260vh; position: relative; }
.hero__sticky {
  position: sticky; top: calc(env(safe-area-inset-top, 0px) + 60px);
  min-height: calc(100vh - 60px); display: flex; flex-direction: column; justify-content: center;
  padding-block: 24px 40px; overflow: hidden;
}
.hero__in { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 40px; align-items: center; width: 100%; }
.hero__copy { min-width: 0; }
.hero h1 {
  font: 800 clamp(2.5rem, 6.4vw, 5.4rem)/0.95 var(--f-display);
  font-variation-settings: "opsz" 96;
  letter-spacing: -0.045em; margin: 0 0 24px; max-width: 11ch; color: var(--ink);
}
.lead { font-size: 1.15rem; line-height: 1.55; color: var(--ink-soft); max-width: 46ch; margin: 0 0 30px; }
.hero__cta { display: flex; flex-wrap: wrap; align-items: center; gap: 16px 26px; margin-bottom: 38px; }
.facts { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; max-width: 560px; }
.facts li { font-size: .9rem; line-height: 1.35; color: var(--ink-soft); border-top: 1px solid rgba(16,32,26,.14); padding-top: 12px; }
.facts strong { display: block; color: var(--ink); font: 700 1.05rem/1.2 var(--f-display); margin-bottom: 2px; }
.hero__visual { position: relative; display: grid; justify-items: center; min-width: 0; }
.halo {
  position: absolute; top: 4%; width: 100%; aspect-ratio: 1; border-radius: 50%;
  background: radial-gradient(circle, rgba(255,255,255,.95) 0%, rgba(255,255,255,.5) 40%, rgba(255,255,255,0) 68%);
  pointer-events: none;
}
#heroStage { position: relative; display: block; height: min(72vh, 640px); width: auto; max-width: 100%; aspect-ratio: 4 / 5; }
.stage__cap {
  position: relative; margin: 6px 0 0; padding: 8px 16px; border-radius: 999px;
  background: rgba(16,32,26,.06); color: var(--ink); font-weight: 600; font-size: .95rem;
  transition: opacity .25s;
}
.scroll-hint {
  margin: 18px auto 0; color: var(--ink-soft); font-size: .85rem; text-align: center; transition: opacity .3s;
}
.scroll-hint::after { content: ""; display: block; width: 2px; height: 26px; margin: 8px auto 0; background: linear-gradient(var(--ink-soft), transparent); }
@media (max-width: 860px) {
  .hero { height: 230vh; }
  .hero__in { grid-template-columns: 1fr; gap: 12px; }
  .hero__visual { order: -1; }
  #heroStage { height: 40vh; }
  .hero h1 { font-size: clamp(2.1rem, 9vw, 3rem); margin-bottom: 14px; }
  .lead { font-size: 1rem; margin-bottom: 18px; }
  .hero__cta { margin-bottom: 0; }
  .facts, .scroll-hint { display: none; }
  .stage__cap { font-size: .85rem; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

/* Sections */
.section { padding-block: clamp(64px, 9vw, 112px); }
#comment { background: var(--white); }
.section--studio { background: var(--rose); }
#occasions { background: var(--white); }
#faq { background: var(--rose); }

.steps { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.steps li { min-width: 0; background: var(--rose); border-radius: var(--r-l); padding: 30px 28px 32px; }
.steps__n {
  display: inline-grid; place-items: center; width: 46px; height: 46px; border-radius: 50%;
  background: var(--merlot); color: var(--gold-soft); font: 800 1.2rem/1 var(--f-display);
}
.steps h3 { font: 700 1.3rem/1.2 var(--f-display); letter-spacing: -0.015em; margin: 22px 0 8px; }
.steps p { margin: 0; color: var(--ink-soft); }
@media (max-width: 820px) { .steps { grid-template-columns: 1fr; } }

/* Atelier */
.studio__head .h2 { margin-bottom: 32px; }
.studio {
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 0;
  background: var(--white); border-radius: var(--r-l); overflow: hidden;
  box-shadow: 0 1px 0 var(--line), 0 24px 60px -30px rgba(16,32,26,.35);
}
.studio__preview { position: sticky; top: calc(env(safe-area-inset-top, 0px) + 72px); padding: clamp(20px, 3vw, 36px); align-self: start; }
.preview {
  position: relative; display: grid; place-items: center;
  background: radial-gradient(circle at 50% 45%, #fff 0%, #EEF1EC 60%, #DFE5DD 100%);
  border-radius: var(--r-m); padding: clamp(24px, 5vw, 52px);
}
.preview canvas { width: 100%; max-width: 420px; aspect-ratio: 1; touch-action: none; filter: drop-shadow(0 18px 28px rgba(16,32,26,.22)); }
.preview canvas.can-drag { cursor: grab; }
.preview canvas.can-drag:active { cursor: grabbing; }
.preview__hint { position: absolute; bottom: 12px; left: 0; right: 0; text-align: center; margin: 0; font-size: .8rem; color: var(--ink-soft); }
.preview__note { font-size: .86rem; color: var(--ink-soft); margin: 14px 4px 0; }
.studio__controls { display: grid; gap: 24px; min-width: 0; padding: clamp(24px, 3.5vw, 44px); border-left: 1px solid var(--line); }
@media (max-width: 880px) {
  .studio { grid-template-columns: 1fr; }
  .studio__preview { position: static; }
  .studio__controls { border-left: 0; border-top: 1px solid var(--line); }
}

.field { border: 0; padding: 0; margin: 0; min-width: 0; display: grid; gap: 8px; }
.field legend, .label { font-weight: 600; font-size: .93rem; padding: 0; margin-bottom: 8px; color: var(--ink); }
.label { margin: 0; }
.opt { font-weight: 400; color: var(--ink-soft); font-size: .84rem; }
.input {
  width: 100%; padding: 13px 16px; font: inherit; font-size: 1rem; color: var(--ink);
  background: #FAFBF9; border: 1.5px solid var(--line); border-radius: var(--r-s);
  transition: border-color .15s, box-shadow .15s, background .15s;
}
.input:focus { outline: none; border-color: var(--pour); background: #fff; box-shadow: 0 0 0 4px #DCE8DF; }
.input.invalid { border-color: var(--err); }
textarea.input { resize: vertical; }

.seg, .swatches { display: flex; flex-wrap: wrap; gap: 8px; }
.seg button, .swatches button {
  padding: 11px 16px; border: 1.5px solid var(--line); border-radius: 999px;
  background: #fff; color: var(--ink); font: 500 .95rem/1.2 var(--f-body); cursor: pointer;
  transition: border-color .15s, background .15s;
}
.seg button { flex: 1 1 auto; }
.seg button:hover, .swatches button:hover { border-color: var(--rose-2); }
.seg button[aria-checked="true"], .swatches button[aria-checked="true"] { border-color: var(--merlot); background: var(--merlot); color: #fff; }
.seg .f-classique { font-family: "Young Serif", Georgia, serif; }
.seg .f-moderne { font-family: Figtree, sans-serif; font-weight: 700; letter-spacing: .05em; text-transform: uppercase; font-size: .8rem; }
.seg .f-calligraphie { font-family: "Pinyon Script", cursive; font-size: 1.3rem; padding-block: 6px; }
.swatches button { display: inline-flex; align-items: center; gap: 8px; }
.sw { width: 18px; height: 18px; border-radius: 50%; box-shadow: inset 0 0 0 1px rgba(0,0,0,.12); }
.swatches button[aria-checked="true"] .sw { box-shadow: 0 0 0 2px #fff; }
.sw--or { background: linear-gradient(135deg, #F3DFA3, #B58D3A 55%, #E8C978); }

.drop {
  display: grid; gap: 4px; padding: 22px; cursor: pointer; text-align: center;
  border: 2px dashed var(--rose-2); border-radius: var(--r-m); background: #F8FAF7; transition: border-color .15s, background .15s;
}
.drop:hover, .drop.is-over { border-color: var(--pour); background: #F1F6F2; }
.drop input { position: absolute; width: 1px; height: 1px; opacity: 0; }
.drop:focus-within { border-color: var(--pour); box-shadow: 0 0 0 4px #DCE8DF; }
.drop__main { font-weight: 600; color: var(--pour); }
.drop__sub { font-size: .84rem; color: var(--ink-soft); }
.range { display: flex; align-items: center; gap: 14px; font-size: .9rem; }
.range label { min-width: 62px; }
.range input { flex: 1; accent-color: var(--pour); }

/* Packs */
.block { margin-top: clamp(56px, 7vw, 80px); }
.block > .h3 { font-size: clamp(1.5rem, 2.6vw, 2rem); letter-spacing: -0.03em; font-weight: 800; }
.packs { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 22px; }
.pack {
  position: relative; text-align: left; padding: 26px; border-radius: var(--r-m); cursor: pointer;
  background: var(--white); border: 2px solid transparent; color: var(--ink); font: inherit;
  display: grid; gap: 4px; transition: border-color .15s, transform .15s;
  box-shadow: 0 1px 0 var(--line);
}
.pack:hover { transform: translateY(-2px); }
.pack[aria-checked="true"] { border-color: var(--merlot); }
.pack__qty { font: 800 2.6rem/1 var(--f-display); letter-spacing: -0.04em; }
.pack__qty small { font: 500 1rem var(--f-body); letter-spacing: 0; color: var(--ink-soft); margin-left: 6px; }
.pack__price { font: 700 1.35rem/1.3 var(--f-display); margin-top: 14px; font-variant-numeric: tabular-nums; color: var(--pour); }
.pack__unit { font-size: .88rem; color: var(--ink-soft); font-variant-numeric: tabular-nums; }
.pack__hint { font-size: .9rem; color: var(--ink-soft); margin-top: 10px; }
.pack__tag { position: absolute; top: 16px; right: 16px; font-size: .78rem; font-weight: 600; color: var(--merlot); background: var(--gold-soft); padding: 5px 10px; border-radius: 999px; }
@media (max-width: 760px) { .packs { grid-template-columns: 1fr; } }

/* Commande */
.order { display: grid; grid-template-columns: minmax(0, 1fr) 360px; gap: 40px; align-items: start; }
.order__main { display: grid; gap: 18px; min-width: 0; background: var(--white); border-radius: var(--r-l); padding: clamp(24px, 3.5vw, 40px); }
.order__main .h3:not(:first-child) { margin-top: 18px; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px 16px; }
.span2 { grid-column: span 2; }
@media (max-width: 560px) { .grid2 { grid-template-columns: 1fr; } .span2 { grid-column: auto; } }

.pay { display: grid; gap: 10px; }
.pay__opt { display: flex; gap: 14px; align-items: flex-start; padding: 18px; background: #FAFBF9; border: 1.5px solid var(--line); border-radius: var(--r-m); cursor: pointer; }
.pay__opt:has(input:checked) { border-color: var(--merlot); background: #fff; }
.pay__opt input { margin-top: 4px; accent-color: var(--pour); }
.pay__opt > span { display: grid; gap: 6px; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chips span { font: 600 .74rem/1 var(--f-body); padding: 6px 10px; border-radius: 999px; background: var(--rose); color: var(--merlot); }

.check { display: flex; gap: 10px; align-items: flex-start; font-size: .93rem; }
.check input { margin-top: 4px; accent-color: var(--pour); flex: none; width: 18px; height: 18px; }
.check.invalid span { color: var(--err); }
.hp { position: absolute; left: -9999px; }

.summary {
  position: sticky; top: calc(env(safe-area-inset-top, 0px) + 84px);
  background: var(--merlot); color: #E8EFEA; border-radius: var(--r-l); padding: 30px; display: grid; gap: 16px;
}
.summary canvas { width: 104px; height: 104px; filter: drop-shadow(0 10px 18px rgba(0,0,0,.35)); }
.summary dl { margin: 0; display: grid; gap: 9px; }
.summary dl div { display: flex; justify-content: space-between; gap: 12px; font-size: .94rem; }
.summary dt { color: #9FB3A8; }
.summary dd { margin: 0; text-align: right; }
.summary__total { display: flex; justify-content: space-between; align-items: baseline; border-top: 1px solid rgba(255,255,255,.16); padding-top: 16px; }
.summary__total strong { font: 800 2rem/1 var(--f-display); letter-spacing: -0.03em; color: #fff; }
.summary .muted { color: #9FB3A8; }
.summary .btn { background: #fff; color: var(--ink); }
.summary .btn:hover { background: var(--gold-soft); }
.form-msg { margin: 0; font-size: .9rem; padding: 12px 14px; border-radius: var(--r-s); background: #FCE8E6; color: var(--err); }
.form-msg.info { background: #E6F1EA; color: var(--ok); }
@media (max-width: 960px) { .order { grid-template-columns: 1fr; } .summary { position: static; } }

/* Occasions */
.uses { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.uses article { min-width: 0; padding: 28px 24px; border-radius: var(--r-l); background: var(--rose); }
.uses article:nth-child(2) { background: var(--gold-soft); }
.uses article:nth-child(3) { background: var(--merlot); color: #E8EFEA; }
.uses article:nth-child(3) p { color: #A9BCB1; }
.uses article:nth-child(4) { background: #F4F2EC; }
.uses h3 { font: 700 1.35rem/1.2 var(--f-display); letter-spacing: -0.02em; margin: 0 0 10px; }
.uses p { margin: 0; color: var(--ink-soft); }
@media (max-width: 960px) { .uses { grid-template-columns: 1fr 1fr; } }
@media (max-width: 540px) { .uses { grid-template-columns: 1fr; } }

/* FAQ */
.faq { display: grid; grid-template-columns: 0.8fr 1.2fr; gap: 48px; }
.faq__list { min-width: 0; display: grid; gap: 10px; }
.faq details { background: var(--white); border-radius: var(--r-m); padding: 0 24px; }
.faq summary { cursor: pointer; padding: 20px 32px 20px 0; font-weight: 600; list-style: none; position: relative; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+"; position: absolute; right: 0; top: 50%; transform: translateY(-50%);
  width: 28px; height: 28px; display: grid; place-items: center; border-radius: 50%;
  background: var(--rose); color: var(--merlot); font: 600 1.1rem/1 var(--f-body);
}
.faq details[open] summary::after { content: "–"; background: var(--merlot); color: #fff; }
.faq details p { margin: 0 0 20px; color: var(--ink-soft); max-width: 62ch; }
@media (max-width: 860px) { .faq { grid-template-columns: 1fr; gap: 0; } }

/* Footer */
.foot { background: var(--merlot); color: #A9BCB1; padding-block: 48px; }
.foot__in { display: flex; flex-wrap: wrap; gap: 24px 48px; align-items: flex-start; justify-content: space-between; }
.foot .brand--foot { color: #fff; margin: 0 0 6px; font-size: 1.5rem; }
.foot p { margin: 0; }
.foot__links { display: flex; flex-wrap: wrap; gap: 8px 22px; }
.foot a { color: #fff; }

/* Pages simples (merci, légal) */
.page { padding-block: clamp(44px, 7vw, 88px); background: var(--rose); min-height: 60vh; }
.page h1 { font: 800 clamp(2.1rem, 4.4vw, 3.2rem)/1.05 var(--f-display); letter-spacing: -0.035em; margin: 0 0 20px; }
.page h2 { font: 700 1.2rem/1.3 var(--f-display); margin: 32px 0 8px; }
.page .prose { max-width: 68ch; }
.card { background: #fff; border-radius: var(--r-m); padding: 26px; max-width: 640px; }
.card dl { display: grid; grid-template-columns: max-content 1fr; gap: 6px 20px; margin: 0; }
.card dt { color: var(--ink-soft); }
.card dd { margin: 0; }

.sw-custom { display: inline-flex; align-items: center; gap: 8px; padding: 6px 16px 6px 8px; border: 1.5px solid var(--line); border-radius: 999px; background: #fff; font: 500 .95rem/1.2 var(--f-body); cursor: pointer; }
.sw-custom[aria-checked="true"] { border-color: var(--merlot); }
.sw-custom input { width: 26px; height: 26px; padding: 0; border: 0; border-radius: 50%; background: none; cursor: pointer; }
.sw-custom input::-webkit-color-swatch-wrapper { padding: 0; }
.sw-custom input::-webkit-color-swatch { border: 0; border-radius: 50%; }