/* ==========================================================================
   Teuscher — page miroir
   Grammaire : papier, gravure, planches, rouge et vert
   Identité : Teuscher (vert boîte, or, rouge, script)
   ========================================================================== */

:root{
  --paper:#f5f0e4;
  --paper-2:#efe7d6;
  --paper-3:#fbf7ee;
  --ink:#211d17;
  --ink-soft:#4a443a;
  --green:#17362a;
  --green-deep:#0e2119;
  --red:#b0391d;
  --gold:#a98a4b;
  --rule:rgba(33,29,23,.20);
  --rule-strong:rgba(33,29,23,.42);
  --light:#f3ecdc;
  --shell:#c9a37c;
  --ganache:#4a2c1c;
  --core:#f0e2c4;
  --serif:"Cormorant Garamond", Georgia, serif;
  --body:"EB Garamond", Georgia, serif;
  --sans:"Jost", "Helvetica Neue", Arial, sans-serif;
  --script:"Pinyon Script", cursive;
  --pad:clamp(20px, 4vw, 56px);
  --maxw:1280px;
  --head:116px;
}

*,*::before,*::after{box-sizing:border-box}

html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:var(--body);
  font-size:18px;
  line-height:1.72;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{margin:0;font-family:var(--serif);font-weight:400;letter-spacing:-.01em}
p{margin:0 0 1.1em}
em{font-style:italic}

/* ---------- barre de progression ---------- */
.progress{position:fixed;top:0;left:0;right:0;height:2px;background:transparent;z-index:120}
.progress span{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--red),var(--gold))}

/* ---------- bandeau ---------- */
.topbar{background:var(--green-deep);color:rgba(243,236,220,.86);text-align:center}
.topbar p{
  margin:0;padding:9px var(--pad);
  font-family:var(--sans);font-size:10.5px;font-weight:400;
  letter-spacing:.22em;text-transform:uppercase;
}
.topbar a{color:var(--gold);margin-left:.6em;display:inline-block;transition:transform .3s}
.topbar a:hover{transform:translateX(4px)}

/* ---------- entête ---------- */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(245,240,228,.94);
  backdrop-filter:blur(6px);
  border-bottom:1px solid var(--rule);
}
.header-inner{
  max-width:var(--maxw);margin:0 auto;
  padding:14px var(--pad);
  display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:20px;
}
.nav{display:flex;gap:26px}
.nav-link{
  font-family:var(--sans);font-size:10.5px;letter-spacing:.2em;text-transform:uppercase;
  color:var(--ink-soft);padding-bottom:3px;border-bottom:1px solid transparent;
  white-space:nowrap;transition:color .25s,border-color .25s;
}
.nav-link:hover,.nav-link.is-active{color:var(--red);border-color:var(--red)}
.wordmark{display:flex;flex-direction:column;align-items:center;line-height:1;text-align:center}
.wordmark-script{font-family:var(--script);font-size:46px;color:var(--ink);line-height:.9}
.wordmark-sub{
  font-family:var(--sans);font-size:8px;letter-spacing:.3em;text-transform:uppercase;
  color:var(--ink-soft);margin-top:2px;
}
.header-end{display:flex;justify-content:flex-end;align-items:center;gap:16px}
.link-conditions{
  font-family:var(--sans);font-size:10.5px;letter-spacing:.2em;text-transform:uppercase;
  padding:8px 18px;border:1px solid var(--red);border-radius:999px;color:var(--red);
  white-space:nowrap;transition:background .3s,color .3s;
}
.link-conditions:hover{background:var(--red);color:var(--paper)}
.burger{display:none;width:40px;height:32px;background:none;border:0;padding:8px 4px;cursor:pointer}
.burger span{display:block;height:1px;background:var(--ink);margin:6px 0;transition:transform .3s}
.burger[aria-expanded="true"] span:first-child{transform:translateY(3.5px) rotate(45deg)}
.burger[aria-expanded="true"] span:last-child{transform:translateY(-3.5px) rotate(-45deg)}
.mobile-menu{
  display:none;flex-direction:column;gap:2px;
  border-top:1px solid var(--rule);padding:8px var(--pad) 18px;background:var(--paper);
}
.mobile-menu a{
  font-family:var(--sans);font-size:12px;letter-spacing:.18em;text-transform:uppercase;
  padding:11px 0;border-bottom:1px solid rgba(33,29,23,.08);
}
.mobile-menu.is-open{display:flex}

/* ---------- ouverture ---------- */
.hero{
  position:relative;min-height:calc(100svh - var(--head));display:flex;align-items:flex-end;
  padding:132px var(--pad) 48px;overflow:visible;
}
.hero-media{position:absolute;inset:0;z-index:0;overflow:hidden}
.slide{
  position:absolute;inset:0;margin:0;opacity:0;
  transition:opacity 1.8s ease;
}
.slide.is-on{opacity:1}
.slide img{
  width:100%;height:100%;object-fit:cover;
  transform:scale(1.06);
  animation:none;
}
.slide.is-on img{animation:kenburns 14s ease-out forwards}
@keyframes kenburns{from{transform:scale(1.06)}to{transform:scale(1.16)}}
.veil{
  position:absolute;inset:0;
  background:
    linear-gradient(90deg, rgba(8,22,16,.94) 0%, rgba(8,22,16,.78) 38%, rgba(8,22,16,.34) 72%, rgba(8,22,16,.30) 100%),
    linear-gradient(0deg, rgba(8,22,16,.82) 0%, rgba(8,22,16,.22) 48%, rgba(8,22,16,.42) 100%);
}
.hero-content{position:relative;z-index:2;max-width:var(--maxw);width:100%;margin:0 auto;padding-bottom:20px}
.eyebrow{
  font-family:var(--sans);font-size:11px;letter-spacing:.26em;text-transform:uppercase;
  color:rgba(243,236,220,.82);margin-bottom:26px;
}
.hero h1{
  color:var(--light);
  font-size:clamp(34px,5.2vw,70px);
  line-height:.98;font-weight:300;letter-spacing:-.02em;
  margin-bottom:20px;
  text-wrap:balance;
}
.hero h1 em{color:#e8cf9b;font-style:italic}
.hero-lede{
  max-width:560px;color:rgba(243,236,220,.92);font-size:clamp(17px,1.5vw,21px);
  line-height:1.6;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin:22px 0 30px}
.btn{
  display:inline-block;font-family:var(--sans);font-size:11px;letter-spacing:.2em;
  text-transform:uppercase;padding:15px 30px;border-radius:999px;border:1px solid transparent;
  transition:background .3s,color .3s,border-color .3s,transform .3s;
}
.btn-solid{background:var(--paper);color:var(--green-deep)}
.btn-solid:hover{background:#e8cf9b;transform:translateY(-2px)}
.btn-ghost{border-color:rgba(243,236,220,.5);color:var(--light)}
.btn-ghost:hover{background:rgba(243,236,220,.14);border-color:var(--light)}
.hero-meta{
  list-style:none;margin:0;padding:18px 0 0;display:flex;gap:48px;
  border-top:1px solid rgba(243,236,220,.28);max-width:720px;
}
.hero-meta li{
  font-family:var(--sans);font-size:10px;letter-spacing:.2em;text-transform:uppercase;
  color:rgba(243,236,220,.62);
}
.hero-meta span{
  display:block;font-family:var(--serif);font-size:26px;letter-spacing:0;
  color:var(--light);margin-bottom:4px;
}
.pause{
  position:absolute;right:var(--pad);bottom:34px;z-index:3;
  backdrop-filter:blur(4px);
  display:flex;align-items:center;gap:10px;
  background:none;border:1px solid rgba(243,236,220,.4);border-radius:999px;
  padding:9px 16px;color:rgba(243,236,220,.85);cursor:pointer;
  font-family:var(--sans);font-size:9.5px;letter-spacing:.2em;text-transform:uppercase;
  transition:border-color .3s,background .3s;
}
.pause:hover{border-color:var(--light);background:rgba(243,236,220,.1)}
.pause-icon{width:8px;height:9px;border-left:2px solid currentColor;border-right:2px solid currentColor}
.pause[aria-pressed="true"] .pause-icon{
  border:0;width:0;height:0;border-left:9px solid currentColor;
  border-top:5px solid transparent;border-bottom:5px solid transparent;
}
.scroll-cue{position:absolute;left:50%;bottom:26px;z-index:2;transform:translateX(-50%)}
.scroll-cue span{
  display:block;width:1px;height:52px;background:linear-gradient(180deg,transparent,rgba(243,236,220,.7));
  animation:cue 2.6s ease-in-out infinite;
}
@keyframes cue{0%,100%{opacity:.2;transform:scaleY(.6)}50%{opacity:1;transform:scaleY(1)}}

/* ---------- bande défilante ---------- */
.marquee{
  border-top:1px solid var(--rule);border-bottom:1px solid var(--rule);
  overflow:hidden;background:var(--paper-2);padding:14px 0;
}
.marquee-track{
  display:flex;gap:26px;width:max-content;
  animation:slide 46s linear infinite;
  font-family:var(--serif);font-size:22px;font-style:italic;color:var(--ink-soft);
  white-space:nowrap;
}
.marquee:hover .marquee-track{animation-play-state:paused}
@keyframes slide{from{transform:translateX(0)}to{transform:translateX(-50%)}}

/* ---------- chapitres ---------- */
.chapter{max-width:var(--maxw);margin:0 auto;padding:clamp(76px,9vw,130px) var(--pad)}
.chapter-alt{background:var(--paper-2);max-width:none;padding-left:0;padding-right:0}
.chapter-alt > *{max-width:var(--maxw);margin-left:auto;margin-right:auto;padding-left:var(--pad);padding-right:var(--pad)}
.chapter-head{text-align:center;max-width:860px;margin:0 auto 64px;position:relative;padding-top:34px}
.chapter-head::before{
  content:"";position:absolute;top:0;left:50%;transform:translateX(-50%);
  width:74px;height:1px;background:var(--rule-strong);
}
.chapter-num{
  font-family:var(--sans);font-size:10.5px;letter-spacing:.3em;text-transform:uppercase;
  color:var(--red);margin-bottom:20px;
}
.chapter-num.light{color:#d8b979}
.chapter h2{
  font-size:clamp(32px,4.4vw,58px);line-height:1.06;font-weight:300;
  margin-bottom:26px;text-wrap:balance;
}
.chapter-lede{max-width:640px;margin:0 auto;color:var(--ink-soft);font-size:19px;line-height:1.7}
.chapter p{color:var(--ink-soft)}
.chapter h2 + p{color:var(--ink-soft)}

/* ---------- la truffe en coupe ---------- */
.cutaway{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(28px,5vw,72px);align-items:center}
.cutaway-figure{
  background:var(--paper-3);border:1px solid var(--rule);
  padding:clamp(18px,3vw,44px);
  box-shadow:0 1px 0 rgba(255,255,255,.7) inset;
}
.cutaway-figure svg{width:100%;height:auto;display:block}
.plate-caption{font-family:var(--sans);font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-soft);text-align:center;margin:14px 0 0}
#truffle-svg{--shell:#c9a37c;--ganache:#4a2c1c;--core:#f0e2c4}
#truffle-svg.is-dark{--shell:#4a3123;--ganache:#2a1810;--core:#ead6b4}
#truffle-svg .layer{transition:opacity .35s,transform .5s;transform-origin:320px 470px}
#truffle-svg.has-active .layer:not(.is-active){opacity:.28}
#truffle-svg .layer.is-active{transform:scale(1.012)}
#truffle-svg .sheen{animation:sheen 7s ease-in-out infinite}
@keyframes sheen{0%{transform:translateX(0)}55%{transform:translateX(900px)}100%{transform:translateX(900px)}}
.svg-note{
  font-family:var(--sans);font-size:10px;letter-spacing:.18em;text-transform:uppercase;
  fill:var(--ink-soft);
}
.toggle{display:inline-flex;border:1px solid var(--rule-strong);border-radius:999px;padding:3px;margin-bottom:30px}
.toggle-btn{
  border:0;background:none;cursor:pointer;border-radius:999px;
  font-family:var(--sans);font-size:10px;letter-spacing:.16em;text-transform:uppercase;
  padding:9px 18px;color:var(--ink-soft);transition:background .3s,color .3s;
}
.toggle-btn.is-on{background:var(--green);color:var(--paper)}
.layers{list-style:none;margin:0 0 22px;padding:0;counter-reset:none}
.layer-item{
  display:flex;gap:18px;padding:16px 14px 16px 0;border-top:1px solid var(--rule);
  cursor:default;transition:background .3s,padding-left .3s;
}
.layer-item:last-child{border-bottom:1px solid var(--rule)}
.layer-item.is-on{background:rgba(169,138,75,.12);padding-left:14px}
.layer-i{
  font-family:var(--sans);font-size:10px;letter-spacing:.14em;color:var(--red);padding-top:7px;
}
.layer-item h3{font-size:21px;font-weight:500;margin-bottom:2px;line-height:1.2}
.layer-item p{font-size:15.5px;line-height:1.55;margin:0;color:var(--ink-soft)}
.note{font-size:13.5px;font-style:italic;color:var(--ink-soft);margin:0}

/* ---------- repères chiffrés ---------- */
.figures{
  display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(20px,4vw,56px);
  margin-top:clamp(48px,7vw,86px);
}
.figure{border-top:1px solid var(--rule-strong);padding-top:22px}
.figure-n{display:block;font-family:var(--serif);font-size:clamp(38px,4vw,52px);line-height:1;margin-bottom:10px}
.figure p{font-size:15.5px;margin:0;color:var(--ink-soft)}

/* ---------- atelier ---------- */
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(30px,6vw,80px);align-items:center}
.split-text h2{font-size:clamp(30px,3.9vw,50px);margin-bottom:24px;line-height:1.08}
.split-text p{font-size:18.5px}
.facts{list-style:none;margin:34px 0 0;padding:0}
.facts li{
  display:grid;grid-template-columns:92px 1fr;gap:18px;align-items:baseline;
  padding:15px 0;border-top:1px solid var(--rule);font-size:15.5px;color:var(--ink-soft);
}
.facts span{font-family:var(--serif);font-size:26px;color:var(--ink)}
.arch{
  max-width:440px;justify-self:end;border-radius:250px 250px 18px 18px;overflow:hidden;margin:0;
  border:1px solid var(--rule);background:var(--paper-3);
}
.arch img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/4.6;transition:transform 1.2s ease}
.arch:hover img{transform:scale(1.03)}
.arch figcaption,.plate figcaption{
  font-family:var(--sans);font-size:10px;letter-spacing:.16em;text-transform:uppercase;
  color:var(--ink-soft);padding:14px 16px;
}

/* ---------- maisons ---------- */
.houses-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(24px,4vw,64px)}
.houses-title{
  font-family:var(--sans);font-size:10.5px;letter-spacing:.26em;text-transform:uppercase;
  color:var(--red);padding-bottom:14px;border-bottom:1px solid var(--rule-strong);margin-bottom:6px;
}
.address-list{list-style:none;margin:0;padding:0}
.address-list li{
  display:flex;justify-content:space-between;gap:14px;align-items:baseline;
  padding:12px 0;border-bottom:1px solid rgba(33,29,23,.10);
}
.addr{font-family:var(--serif);font-size:20px}
.city{font-family:var(--sans);font-size:9.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-soft);text-align:right}
.houses-note{
  margin-top:46px;padding-top:22px;border-top:1px solid var(--rule);
  font-size:15px;font-style:italic;max-width:620px;
}

/* ---------- planches ---------- */
.plates{display:grid;grid-template-columns:1.15fr .95fr .8fr;gap:clamp(16px,2.4vw,30px);align-items:start}
.plate{margin:0;background:var(--paper-3);border:1px solid var(--rule);overflow:hidden}
.plate img{width:100%;aspect-ratio:1/1.12;object-fit:cover;transition:transform 1.1s ease}
.plate-tall img{aspect-ratio:1/1.35}
.plate:hover img{transform:scale(1.04)}
.plate:nth-child(2){margin-top:44px}
.plate:nth-child(3){margin-top:88px}

/* ---------- 2026 ---------- */
.dark{background:var(--green-deep);color:var(--light);padding:clamp(80px,10vw,140px) var(--pad)}
.dark-inner{max-width:var(--maxw);margin:0 auto}
.dark h2{font-size:clamp(32px,4.6vw,60px);line-height:1.05;margin-bottom:44px;font-weight:300}
.dark-cols{display:grid;grid-template-columns:1fr 1fr;gap:clamp(24px,5vw,72px);max-width:1000px}
.dark p{color:rgba(243,236,220,.78);font-size:18px}
.counters{
  display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(18px,3vw,44px);
  margin-top:clamp(50px,7vw,84px);padding-top:34px;border-top:1px solid rgba(243,236,220,.24);
}
.counter-n{
  font-family:var(--serif);font-size:clamp(46px,5.4vw,74px);line-height:1;
  color:#e8cf9b;display:inline-block;
}
.counter-u{font-family:var(--serif);font-size:clamp(20px,2vw,28px);color:#e8cf9b;margin-left:.06em;vertical-align:.5em}
.counter p{font-size:14px;margin:12px 0 0;line-height:1.5;color:rgba(243,236,220,.66)}

/* ---------- bloc final ---------- */
.closing{padding:clamp(84px,10vw,150px) var(--pad);background:var(--paper)}
.closing-inner{max-width:900px;margin:0 auto}
.closing-text p{font-size:clamp(19px,2vw,23px);line-height:1.66;color:var(--ink-soft)}
.closing-text .strong{color:var(--ink);font-size:clamp(21px,2.4vw,28px);line-height:1.5;margin-top:1.6em}

/* ---------- à propos ---------- */
.about{background:var(--green);color:var(--light);padding:clamp(64px,8vw,104px) var(--pad)}
.about-inner{
  max-width:var(--maxw);margin:0 auto;display:grid;grid-template-columns:1fr 1fr;
  gap:clamp(24px,5vw,72px);align-items:start;
}
.about h2{font-size:clamp(28px,3.4vw,44px);line-height:1.1;font-weight:300;margin-top:8px}
.about-copy p{color:rgba(243,236,220,.8);font-size:17px}
.btn-light{background:var(--paper);color:var(--green-deep);margin-top:8px}
.btn-light:hover{background:#e8cf9b}
.about-line{font-size:13px!important;font-style:italic;color:rgba(243,236,220,.6)!important;margin-top:18px}

/* ---------- pied ---------- */
.site-footer{background:var(--paper-2);padding:clamp(48px,6vw,76px) var(--pad) 30px;border-top:1px solid var(--rule)}
.footer-inner{
  max-width:var(--maxw);margin:0 auto;display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;
  gap:clamp(20px,4vw,48px);padding-bottom:44px;border-bottom:1px solid var(--rule);
}
.footer-brand .wordmark-script{font-size:40px}
.footer-brand p{font-size:14px;color:var(--ink-soft);margin-top:12px;line-height:1.6}
.footer-col h4{
  font-family:var(--sans);font-size:9.5px;letter-spacing:.24em;text-transform:uppercase;
  color:var(--red);margin-bottom:16px;font-weight:400;
}
.footer-col a{display:block;font-size:15px;color:var(--ink-soft);padding:5px 0;transition:color .25s}
.footer-col a:hover{color:var(--ink)}
.footer-bottom{max-width:var(--maxw);margin:26px auto 0}
.signature{font-size:14px;color:var(--ink-soft);margin-bottom:14px}
.signature a{border-bottom:1px solid var(--rule-strong)}
.rights{font-size:11.5px;line-height:1.65;color:rgba(33,29,23,.55);max-width:900px;margin:0}

/* ---------- révélations ---------- */
.reveal{opacity:0;transform:translateY(22px);transition:opacity 1s ease,transform 1s cubic-bezier(.2,.7,.2,1)}
.reveal.is-in{opacity:1;transform:none}
.d1{transition-delay:.12s}
.d2{transition-delay:.24s}
.d3{transition-delay:.36s}
.d4{transition-delay:.48s}

/* ---------- responsive ---------- */
@media (max-width:1080px){
  .cutaway{grid-template-columns:1fr;gap:40px}
  .split{grid-template-columns:1fr;gap:40px}
  .arch img{aspect-ratio:16/11}
  .plates{grid-template-columns:1fr 1fr}
  .plate:nth-child(3){display:none}
}
@media (max-width:900px){
  .nav{display:none}
  .header-inner{grid-template-columns:auto 1fr auto;gap:12px}
  .header-inner .wordmark{justify-self:start;align-items:flex-start;text-align:left}
  .wordmark-script{font-size:36px}
  .link-conditions{display:none}
  .burger{display:block}
  .mobile-menu a:last-child{color:var(--red)}
  .houses-grid{grid-template-columns:1fr;gap:34px}
  .about-inner{grid-template-columns:1fr}
  .footer-inner{grid-template-columns:1fr 1fr}
  .counters{grid-template-columns:1fr 1fr;gap:28px}
  .dark-cols{grid-template-columns:1fr}
  .figures{grid-template-columns:1fr;gap:24px}
  .hero{padding:120px var(--pad) 90px;align-items:flex-end}
  .hero h1{font-size:clamp(34px,9vw,54px)}
  .hero-meta{gap:30px;flex-wrap:wrap}
  .pause{top:auto;bottom:20px;right:var(--pad)}
  .scroll-cue{display:none}
}
@media (max-width:680px){
  body{font-size:17px}
  .hero{
    display:block;padding:0 0 54px;min-height:0;
  }
  .hero-media{position:relative;height:56vh;min-height:330px}
  .hero-content{padding:34px var(--pad) 0;background:var(--paper)}
  .hero h1,.hero-lede{color:var(--ink)}
  .hero h1 em{color:var(--red)}
  .eyebrow{color:var(--red)}
  .hero-actions{margin:24px 0 30px}
  .btn-ghost{border-color:var(--rule-strong);color:var(--ink)}
  .btn-solid{background:var(--green);color:var(--paper)}
  .hero-meta{border-top:1px solid var(--rule);gap:24px}
  .hero-meta li{color:var(--ink-soft)}
  .hero-meta span{color:var(--ink);font-size:24px}
  .pause{top:auto;right:12px;bottom:12px;color:var(--paper);border-color:rgba(243,236,220,.45);padding:10px}
  .pause-label{display:none}
  .plates{grid-template-columns:1fr}
  .plate:nth-child(2),.plate:nth-child(3){margin-top:0}
  .plate:nth-child(3){display:block}
  .footer-inner{grid-template-columns:1fr}
  .cutaway-figure{padding:10px}
  .layer-item{padding:14px 10px 14px 0}
}

@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none}
  #truffle-svg .sheen{display:none}
}