/* ==========================================================
   Nicolas Monsimier · site vitrine
   Papier clair, encre sombre, violet #8858F8 sur fond clair. Clash Display + Zodiak.
   ========================================================== */

:root {
  --paper: #F4F3F7;
  --ink: #17151D;
  --black: #0E0D12;
  --cream: #EDEBF2;
  --accent: #8858F8;
  --accent-2: #7444EC;
  --grey: #77737F;
  --sans: "Clash Display", ui-sans-serif, system-ui, sans-serif;
  --serif: "Zodiak", Georgia, serif;
  --text: "General Sans", ui-sans-serif, system-ui, sans-serif;
  --gutter: clamp(16px, 3vw, 44px);
  --ease: cubic-bezier(.22, 1, .36, 1);
}

/* Le violet reste sur les fonds clairs ; sur fond sombre, les accents passent en blanc cassé */
.band, .manifesto, .caps, .contact, .footer, .nav.is-light {
  --accent: var(--cream);
  --accent-2: #FFFFFF;
}
.contact .btn-accent, .nav.is-light .btn-accent { color: var(--ink); }

*, *::before, *::after { box-sizing: border-box; }
html.lenis, html.lenis body { height: auto; }
html { overflow-x: clip; }
body {
  margin: 0; background: var(--paper); color: var(--ink);
  font: 400 16px/1.5 var(--text); -webkit-font-smoothing: antialiased;
}
body.is-loading { overflow: hidden; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; height: auto; }
h1, h2, h3 { margin: 0; font-weight: 400; }
.serif { font-family: var(--serif); font-weight: 400; }
.sans { font-family: var(--sans); font-weight: 700; text-transform: uppercase; letter-spacing: -.01em; }
::selection { background: var(--accent); color: #fff; }

section { position: relative; }
.topo { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; z-index: 0; }

/* ---------- Boutons ---------- */
.btn-accent {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 14px 20px; border: 0; border-radius: 8px; cursor: pointer;
  background: var(--accent); color: #fff;
  font: 600 14px/1 var(--sans); text-transform: uppercase; letter-spacing: .02em;
  transition: background .25s, transform .3s var(--ease);
}
.btn-accent:hover { background: var(--accent-2); transform: translateY(-2px); }
.btn-accent--small { padding: 11px 14px; font-size: 13px; }
.btn-accent[disabled] { opacity: .5; pointer-events: none; }

/* ---------- Chargement ---------- */
.loader {
  position: fixed; inset: 0; z-index: 200; background: var(--ink); color: var(--cream);
  display: grid; place-items: center; transition: transform 1.1s cubic-bezier(.76, 0, .24, 1);
}
body:not(.is-loading) .loader { transform: translateY(-100%); }
.loader__logo { display: flex; flex-direction: column; line-height: .9; text-align: left; }
.loader__logo .serif { font-size: 44px; }
.loader__logo .sans { font-size: 48px; }
.loader__pct { position: absolute; right: var(--gutter); bottom: 12px; margin: 0; font: 700 clamp(64px, 12vw, 180px)/1 var(--sans); font-variant-numeric: tabular-nums; }

/* ---------- Navigation : logo et bouton Contact ---------- */
.nav {
  position: fixed; z-index: 60; top: 0; left: 0; right: 0;
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px var(--gutter); color: var(--ink); pointer-events: none;
  transition: color .4s, background .4s, padding .4s;
}
.nav > * { pointer-events: auto; }
.nav.is-light { color: var(--cream); }
/* dès qu'on défile, un fond flouté empêche la navigation de passer sur le contenu */
.nav.is-scrolled { padding-top: 12px; padding-bottom: 12px; pointer-events: auto; background: rgba(244,243,247,.82); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); }
.nav.is-scrolled.is-light { background: rgba(23,21,29,.78); }
.nav__right { display: flex; align-items: center; gap: 10px; }
.lang { position: relative; }
.lang summary {
  list-style: none; cursor: pointer; padding: 10px 12px; border-radius: 8px;
  border: 1.5px solid currentColor; font: 600 13px/1 var(--sans); letter-spacing: .04em;
}
.lang summary::-webkit-details-marker { display: none; }
.lang__menu {
  position: absolute; right: 0; top: calc(100% + 8px); display: grid; min-width: 150px; padding: 6px;
  border-radius: 10px; background: #fff; color: var(--ink); box-shadow: 0 20px 50px -20px rgba(23,21,29,.4);
}
.lang__menu a { padding: 9px 12px; border-radius: 6px; font-size: 14px; }
.lang__menu a:hover, .lang__menu a[aria-current] { background: var(--paper); }
.logo { display: flex; flex-direction: column; line-height: .86; }
.logo .serif { font-size: 21px; letter-spacing: -.01em; }
.logo .sans { font-size: 21px; }

/* ---------- 1. Accueil : la phrase seule, en grand ---------- */
.band {
  position: relative; overflow: hidden; color: var(--cream);
  min-height: 100vh; min-height: 100svh; display: grid; place-items: center;
  padding: 120px var(--gutter) 90px;
}
.band__title { position: relative; z-index: 1; margin: 0; text-align: center; display: flex; flex-direction: column; align-items: center; gap: .9vw; }
.band__line { display: block; text-wrap: balance; will-change: transform; }
.band__line--serif { font: 400 clamp(46px, 7vw, 128px)/1 var(--serif); color: rgba(237,235,242,.78); }
.band__line--sans { font: 700 clamp(48px, 7.6vw, 140px)/.92 var(--sans); color: var(--cream); letter-spacing: -.01em; }

/* ---------- 2. Manifeste ---------- */
.manifesto { padding: clamp(100px, 16vh, 180px) var(--gutter); text-align: center; color: var(--cream); }
.manifesto__text, .manifesto__line {
  max-width: 20ch; margin: 0 auto; font: 700 clamp(30px, 4.2vw, 68px)/1 var(--sans);
  text-transform: uppercase; letter-spacing: -.01em;
}
.manifesto__line { margin-top: clamp(28px, 4vw, 56px); }
.manifesto em { font: 400 1em/.98 var(--serif); font-style: normal; color: var(--accent); letter-spacing: -.02em; }
.manifesto .w { opacity: .14; transition: opacity .35s; }
.manifesto .w.is-on { opacity: 1; }
.manifesto__small { margin: 18px 0 0; font: 400 15px/1.4 var(--serif); opacity: .55; }

/* ---------- 3. Réalisations ---------- */
.works { padding: clamp(100px, 14vh, 160px) var(--gutter) 60px; }
.works__title { position: relative; z-index: 1; text-align: center; font-size: clamp(38px, 5vw, 80px); line-height: .92; margin-bottom: clamp(48px, 8vh, 96px); }
.works__title .sans, .works__title .serif { display: block; }
.works__title .serif { color: var(--accent); }
.project { position: relative; z-index: 1; max-width: 1080px; margin: 0 auto clamp(96px, 14vh, 160px); display: grid; gap: 24px; }
.project__head { display: flex; align-items: center; gap: 28px; flex-wrap: wrap; }
.project__name { font: 700 clamp(30px, 3.4vw, 50px)/1 var(--sans); text-transform: uppercase; letter-spacing: -.01em; }
.project__logo { height: clamp(32px, 3.4vw, 48px); width: auto; }
.browser {
  display: block; border-radius: 14px; overflow: hidden; background: #fff;
  box-shadow: 0 2px 0 rgba(23,21,29,.04), 0 60px 120px -50px rgba(23,21,29,.5);
  transform-origin: 50% 0; will-change: transform;
}
.browser__bar { display: flex; align-items: center; gap: 7px; height: 38px; padding: 0 16px; background: #EFEDF3; border-bottom: 1px solid #E2DFE8; }
.browser__bar i { width: 11px; height: 11px; border-radius: 50%; background: #D3CFDB; }
.browser__bar span { margin: 0 auto; padding: 5px 18px; border-radius: 7px; background: #fff; font-size: 12px; color: var(--grey); transform: translateX(-24px); }
.browser__screen { position: relative; display: block; aspect-ratio: 16 / 10; background: #fff; overflow: hidden; }
.browser__screen > img, .browser__screen > video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: top; }
.browser:hover { box-shadow: 0 2px 0 rgba(23,21,29,.04), 0 60px 120px -40px rgba(136,88,248,.55); }
/* accueil d'Atelier BS reconstitué par dessus son film */
.abs { position: absolute; inset: 0; color: #fff; pointer-events: none; }
.abs__logo { position: absolute; left: 5%; top: 4%; width: 5.5%; height: auto; }
.abs__nav { position: absolute; right: 5%; top: 6%; font: 500 clamp(7px, .8vw, 11px)/1 var(--text); letter-spacing: .2em; }
.abs__title {
  position: absolute; left: 0; right: 0; top: 43%; text-align: center;
  font: 400 clamp(20px, 3vw, 44px)/1.15 "Cormorant Garamond", Georgia, serif; text-shadow: 0 2px 20px rgba(0,0,0,.35);
}
.abs__title span { display: block; font-size: .62em; }
.project__gallery { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.project__gallery figure { margin: 0; aspect-ratio: 4 / 3; overflow: hidden; border-radius: 10px; background: #fff; box-shadow: 0 1px 0 rgba(23,21,29,.06); }
.project__gallery img { width: 100%; height: 100%; object-fit: cover; object-position: left top; transition: transform .8s var(--ease); }
.project__gallery figure:hover img { transform: scale(1.05); }
.project__foot { display: flex; justify-content: space-between; align-items: flex-end; gap: 24px; flex-wrap: wrap; }
.project__meta { margin: 0; display: grid; grid-template-columns: auto minmax(0, 46ch); gap: 0 40px; }
.project__meta div { padding-top: 12px; border-top: 1px solid rgba(23,21,29,.14); }
.project__meta dt { font: 600 10px/1 var(--text); text-transform: uppercase; letter-spacing: .12em; opacity: .55; margin-bottom: 6px; }
.project__meta dd { margin: 0; font: 500 14px/1.35 var(--text); }

/* ---------- 3. Avis (juste avant les réalisations) ---------- */
.reviews { padding: clamp(100px, 14vh, 160px) var(--gutter) 0; }
.reviews__title { text-align: center; font-size: clamp(38px, 5vw, 80px); line-height: .92; margin-bottom: clamp(40px, 6vh, 72px); }
.reviews__title .sans, .reviews__title .serif { display: block; }
.reviews__title .serif { color: var(--accent); }
.reviews__list { max-width: 1080px; margin: 0 auto; display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.review { display: flex; flex-direction: column; justify-content: space-between; }
.review, .review-form {
  margin: 0; padding: clamp(24px, 3vw, 40px); border-radius: 18px;
  background: linear-gradient(140deg, rgba(255,255,255,.7), rgba(255,255,255,.3));
  border: 1px solid rgba(255,255,255,.8);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.9), 0 30px 60px -40px rgba(23,21,29,.35);
}
.review blockquote { margin: 0; font: 400 clamp(24px, 2.4vw, 34px)/1.25 var(--serif); }
.review blockquote::before { content: "“"; display: block; height: .5em; font-size: 2.4em; line-height: 1; color: var(--accent); }
.review figcaption { display: flex; align-items: baseline; gap: 14px; margin-top: 28px; padding-top: 16px; border-top: 1px solid rgba(23,21,29,.12); font-size: 14px; }
.review figcaption strong { font: 700 16px/1 var(--sans); text-transform: uppercase; }
.review figcaption span { opacity: .65; }
.review figcaption a:hover { color: var(--accent); }
.review-leave { max-width: 640px; margin: 32px auto 0; text-align: center; }
.review-leave summary { list-style: none; }
.review-leave summary::-webkit-details-marker { display: none; }
.review-leave summary span { display: inline-block; transition: transform .3s var(--ease); }
.review-leave[open] summary span { transform: rotate(45deg); }
.review-form { gap: 16px; margin-top: 18px; text-align: left; animation: review-open .5s var(--ease); }
.review-form__lead { margin: 0 0 4px; font-size: 14px; opacity: .65; }
@keyframes review-open { from { opacity: 0; transform: translateY(-10px); } }

/* ---------- 4. Possibilités ---------- */
.caps { color: var(--cream); padding: clamp(96px, 13vh, 140px) var(--gutter) 96px; }
.caps__head { display: flex; justify-content: space-between; align-items: flex-end; gap: 40px; margin-bottom: 48px; }
.caps__head h2 { font-size: clamp(34px, 4vw, 64px); line-height: 1; white-space: nowrap; }
.caps__head .serif { color: var(--accent); }
.caps__head p { max-width: 30ch; margin: 0; font: 400 clamp(18px, 1.6vw, 22px)/1.35 var(--serif); opacity: .85; }
.caps__grid { display: grid; grid-template-columns: repeat(4, 1fr); grid-auto-rows: 1fr; gap: 12px; }
.cap {
  display: flex; flex-direction: column; padding: 20px;
  border: 1px solid rgba(237,235,242,.08); border-radius: 12px; background: #1A1822;
  transition: border-color .3s, background .3s;
}
.cap:hover { border-color: rgba(237,235,242,.5); background: #211E2B; }
.cap__icon { width: 34px; fill: none; stroke: var(--accent); stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.cap h3 { margin-top: 18px; font: 700 16px/1.1 var(--sans); text-transform: uppercase; }
.cap p { margin: 6px 0 0; font-size: 13px; opacity: .65; }

/* ---------- 5. Offres : verre translucide sur les courbes de niveau ---------- */
.offers { padding: 96px var(--gutter); overflow: hidden; }
.offers__title { position: relative; z-index: 1; text-align: center; font-size: clamp(38px, 5vw, 80px); line-height: .92; margin-bottom: 48px; }
.offers__grid { position: relative; z-index: 1; display: grid; grid-template-columns: repeat(3, 1fr); align-items: stretch; gap: 18px; max-width: 1180px; margin: 0 auto; }
.offer {
  display: flex; flex-direction: column; gap: 14px; padding: 28px; border-radius: 18px;
  background: linear-gradient(140deg, rgba(255,255,255,.62), rgba(255,255,255,.22));
  border: 1px solid rgba(255,255,255,.75);
  backdrop-filter: blur(10px) saturate(140%); -webkit-backdrop-filter: blur(10px) saturate(140%);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.9), 0 30px 60px -40px rgba(23,21,29,.35);
}
.offer__name { font: 700 22px/1 var(--sans); text-transform: uppercase; }
.offer__price { margin: 6px 0 0; font: 700 clamp(36px, 3.4vw, 50px)/1 var(--sans); letter-spacing: -.02em; word-spacing: .18em; }
.offer__from { display: block; margin-bottom: 6px; font: 400 16px/1 var(--serif); letter-spacing: 0; word-spacing: normal; opacity: .7; }
.offer__list { list-style: none; margin: 4px 0 18px; padding: 0; display: grid; font-size: 14px; }
.offer__list li { padding: 10px 0; border-top: 1px solid rgba(23,21,29,.12); }
.offer .btn-accent { margin-top: auto; align-self: flex-start; }

/* ---------- 6. Contact ---------- */
.contact { display: grid; grid-template-columns: 1fr 1.15fr; gap: clamp(32px, 6vw, 96px); align-items: end; padding: clamp(100px, 14vh, 160px) var(--gutter); color: var(--cream); overflow: hidden; }
.contact__intro, .form { position: relative; z-index: 1; }
.contact h2 { font-size: clamp(38px, 5vw, 84px); line-height: .9; }
.contact h2 .serif { color: var(--accent); }
.contact__lead { margin: 26px 0 0; max-width: 36ch; opacity: .75; }
.contact__direct { list-style: none; margin: 26px 0 0; padding: 0; display: grid; gap: 6px; font: 600 18px/1.3 var(--sans); }
.contact__direct a:hover { color: var(--accent); }
/* couleurs des champs : claires sur fond sombre, sombres avec .form--light */
.form { display: grid; gap: 18px; --f-ink: var(--cream); --f-label: rgba(237,235,242,.6); --f-line: rgba(237,235,242,.28); }
.form--light { --f-ink: var(--ink); --f-label: rgba(23,21,29,.55); --f-line: rgba(23,21,29,.2); }
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field { display: grid; gap: 6px; font: 600 12px/1 var(--text); text-transform: uppercase; letter-spacing: .1em; color: var(--f-label); }
.field input, .field textarea {
  width: 100%; padding: 12px 0; border: 0; border-bottom: 1.5px solid var(--f-line); border-radius: 0;
  background: transparent; color: var(--f-ink); font: 400 18px/1.4 var(--text); outline: none; resize: vertical;
  text-transform: none; letter-spacing: 0; transition: border-color .25s;
}
.field select {
  width: 100%; padding: 12px 28px 12px 0; border: 0; border-bottom: 1.5px solid var(--f-line); border-radius: 0;
  background: transparent url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' fill='none' stroke='%23EDEBF2' stroke-width='1.5'/%3E%3C/svg%3E") no-repeat right 4px center;
  color: var(--f-ink); font: 400 18px/1.4 var(--text); text-transform: none; letter-spacing: 0;
  outline: none; appearance: none; -webkit-appearance: none; cursor: pointer; transition: border-color .25s;
}
.field select option { color: var(--ink); }
.field input:focus, .field textarea:focus, .field select:focus { border-color: var(--accent); }
.field.is-invalid input, .field.is-invalid textarea { border-color: #FF8A6A; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form__foot { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-top: 8px; }
.form__foot .btn-accent { flex-shrink: 0; white-space: nowrap; }
.form__status { margin: 0; font-size: 14px; opacity: .85; }
.form__status.is-error { color: #FF9A80; opacity: 1; }
.form--light .form__status.is-error { color: #D2452A; }
.form__status.is-ok { color: var(--accent); opacity: 1; }

/* ---------- Pied de page ---------- */
.footer { background: var(--black); color: var(--cream); padding: 22px var(--gutter); }
.footer__row { display: flex; justify-content: space-between; gap: 16px; font-size: 13px; opacity: .7; }
.footer__row a:hover { color: var(--accent); }
.footer__links { display: flex; gap: 24px; }

/* ---------- Pages légales ---------- */
.page-legal .nav { color: var(--ink); }
.legal { max-width: 760px; margin: 0 auto; padding: 150px var(--gutter) 80px; }
.legal__back { font: 600 12px/1 var(--text); text-transform: uppercase; letter-spacing: .1em; opacity: .6; }
.legal__back:hover { opacity: 1; }
.legal h1 { font: 700 clamp(44px, 7vw, 88px)/.9 var(--sans); text-transform: uppercase; margin: 20px 0 40px; }
.legal section { padding: 22px 0; border-top: 1px solid rgba(23,21,29,.14); }
.legal h2 { font: 700 18px/1.2 var(--sans); text-transform: uppercase; margin-bottom: 8px; }
.legal p { margin: 0; color: #3B3F33; }

/* ---------- Petits écrans ---------- */
@media (max-width: 900px) {
  .band__line--serif { font-size: 12vw; }
  .band__line--sans { font-size: 12.5vw; }
  .project__meta { grid-template-columns: 1fr; gap: 12px; }
  .project__gallery { grid-template-columns: 1fr 1fr; }
  .browser__bar { height: 30px; }
  .browser__bar span { font-size: 10px; }
  .caps__head { flex-direction: column; align-items: flex-start; }
  .caps__grid { grid-template-columns: 1fr 1fr; gap: 10px; }
  .offers__grid, .reviews__list { grid-template-columns: 1fr; }
  .contact { grid-template-columns: 1fr; }
  .form__row { grid-template-columns: 1fr; }
  .footer__row { flex-direction: column; }
}
@media (max-width: 560px) {
  .caps__head h2 { white-space: normal; }
  .cap { padding: 14px; }
  .cap h3 { margin-top: 14px; font-size: 14px; }
  .cap p { font-size: 12px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition-duration: .01ms !important; }
}