/* ==========================================================================
   Ohresser Production — page miroir
   Grammaire : Pometon (Palazzina Creativa, 2025), transposée.
   Palette et matière : identité Ohresser (bleu #0154a0), planches en duotone.
   ========================================================================== */

:root{
  --ink:#061726;
  --ink-2:#0b2438;
  --blue:#0154a0;
  --blue-2:#0a6bc4;
  --blue-soft:#7ea4c6;
  --paper:#f3f1ea;
  --paper-2:#e9e6dc;
  --mist:#e2e6e6;
  --line:rgba(6,23,38,.14);
  --line-2:rgba(243,241,234,.16);
  --muted:rgba(6,23,38,.62);
  --muted-inv:rgba(243,241,234,.66);
  --sans:'Archivo',-apple-system,BlinkMacSystemFont,'Helvetica Neue',Arial,sans-serif;
  --mono:'IBM Plex Mono',ui-monospace,SFMono-Regular,Menlo,monospace;
  --ease:cubic-bezier(.2,.7,.2,1);
  --pad:clamp(22px,4.4vw,64px);
  --max:1440px;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--paper);color:var(--ink);
  font-family:var(--sans);font-size:17px;line-height:1.62;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{margin:0;font-weight:600;letter-spacing:-.025em;line-height:1.02}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
::selection{background:var(--blue);color:var(--paper)}

.wrap{width:100%;max-width:var(--max);margin:0 auto;padding:0 var(--pad)}
.section{padding:clamp(84px,10vw,168px) 0;position:relative}
.section--paper{background:var(--paper)}
.section--mist{background:var(--mist)}
.section--ink{background:var(--ink);color:var(--paper)}

/* ---------- typographie utilitaire ---------- */
.kicker{
  font-family:var(--mono);font-size:11.5px;letter-spacing:.16em;text-transform:uppercase;
  color:var(--blue);margin-bottom:22px;display:flex;align-items:center;gap:12px;
}
.kicker::before{content:"";width:26px;height:1px;background:currentColor;display:block;opacity:.6}
.section--ink .kicker{color:var(--blue-soft)}

.head{max-width:900px;margin-bottom:clamp(48px,6vw,80px)}
.head h2{font-size:clamp(34px,4.4vw,64px);margin-bottom:28px}
.head__lead{font-size:clamp(17px,1.4vw,20px);color:var(--muted);max-width:660px}
.head--split{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:end;max-width:none}
.head--split h2{margin-bottom:0}
.head--split .head__lead{margin-bottom:8px}

/* ---------- boutons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:15px 26px;border-radius:999px;font-size:14.5px;font-weight:500;
  letter-spacing:.01em;transition:background .35s var(--ease),color .35s var(--ease),
  border-color .35s var(--ease),transform .35s var(--ease);white-space:nowrap;
}
.btn--solid{background:var(--blue);color:#fff}
.btn--solid:hover{background:var(--blue-2);transform:translateY(-2px)}
.btn--line{border:1px solid rgba(243,241,234,.34);color:var(--paper)}
.btn--line:hover{border-color:var(--paper);background:rgba(243,241,234,.07)}
.btn--ghost{border:1px solid var(--line);color:var(--ink)}
.btn--ghost:hover{border-color:var(--ink);background:rgba(6,23,38,.04)}
.btn--light{background:var(--paper);color:var(--ink)}
.btn--light:hover{background:#fff;transform:translateY(-2px)}
.btn--sm{padding:11px 18px;font-size:13px}

/* ---------- barre de progression ---------- */
.progress{
  position:fixed;top:0;left:0;height:2px;width:0;background:var(--blue);
  z-index:120;transition:width .1s linear;
}

/* ---------- navigation ---------- */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:100;
  background:rgba(243,241,234,.92);backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;transition:border-color .4s var(--ease);
}
.nav.is-scrolled{border-bottom-color:var(--line)}
.nav__in{
  max-width:var(--max);margin:0 auto;padding:0 var(--pad);height:78px;
  display:flex;align-items:center;gap:34px;
}
.nav__logo img{width:132px;height:auto}
.nav__links{display:flex;gap:26px;margin-left:auto;font-size:14px}
.nav__links a{position:relative;padding:6px 0;color:rgba(6,23,38,.78)}
.nav__links a::after{
  content:"";position:absolute;left:0;right:100%;bottom:0;height:1px;background:var(--blue);
  transition:right .4s var(--ease);
}
.nav__links a:hover::after,.nav__links a.is-active::after{right:0}
.nav__links a.is-active{color:var(--ink)}
.nav__actions{display:flex;gap:10px;align-items:center}
.burger{display:none;width:42px;height:42px;position:relative}
.burger span{position:absolute;left:9px;right:9px;height:1px;background:var(--ink);transition:.3s var(--ease)}
.burger span:first-child{top:17px}
.burger span:last-child{top:24px}
body.menu-open .burger span:first-child{top:21px;transform:rotate(45deg)}
body.menu-open .burger span:last-child{top:21px;transform:rotate(-45deg)}

.mobilemenu[hidden]{display:none}
.mobilemenu{
  position:fixed;inset:78px 0 auto 0;z-index:99;background:var(--paper);
  border-bottom:1px solid var(--line);padding:28px var(--pad) 36px;
  display:flex;flex-direction:column;gap:6px;
}
.mobilemenu a{font-size:20px;padding:10px 0;border-bottom:1px solid var(--line)}
.mobilemenu .btn{border-bottom:0;margin-top:18px;font-size:14px}

/* ---------- ouverture ---------- */
.hero{
  position:relative;background:var(--ink);color:var(--paper);
  padding:150px 0 clamp(60px,8vw,96px);min-height:100vh;
  display:flex;flex-direction:column;justify-content:center;overflow:hidden;
}
.hero__grid{
  position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(to right,rgba(243,241,234,.05) 1px,transparent 1px);
  background-size:calc((100vw - 2*var(--pad))/6) 100%;
  mask-image:radial-gradient(120% 90% at 70% 20%,#000 30%,transparent 85%);
}
.hero__in{
  display:grid;grid-template-columns:1.06fr .94fr;gap:clamp(30px,5vw,72px);
  align-items:center;position:relative;z-index:2;
}
.hero .kicker{color:var(--blue-soft)}
.hero .kicker::before{background:var(--blue-soft)}
.hero__title{
  font-size:clamp(40px,5.6vw,88px);line-height:.96;letter-spacing:-.035em;
  margin:0 0 30px;font-weight:600;
}
.hero__title .line{display:block;overflow:hidden}
.hero__title .line span{display:block;transform:translateY(105%);animation:lineUp 1.1s var(--ease) forwards}
.hero__title .line:nth-child(2) span{animation-delay:.12s}
.hero__title .line:nth-child(3) span{animation-delay:.24s}
@keyframes lineUp{to{transform:none}}
.hero__lead{font-size:clamp(16px,1.35vw,19.5px);color:var(--muted-inv);max-width:520px;margin-bottom:38px}
.hero__cta{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:44px}
.hero__facts{display:flex;gap:clamp(20px,3vw,44px);margin:0;border-top:1px solid var(--line-2);padding-top:22px}
.hero__facts div{display:flex;flex-direction:column;gap:4px}
.hero__facts dt{font-family:var(--mono);font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted-inv)}
.hero__facts dd{margin:0;font-size:15px;font-weight:500}

.hero__plate{margin:0;position:relative;max-width:500px;justify-self:end;width:100%}
.reveal-img{clip-path:inset(0 0 100% 0);transition:clip-path 1.25s var(--ease)}
.reveal-img.in{clip-path:inset(0 0 0 0)}
@media (prefers-reduced-motion:reduce){.reveal-img{clip-path:none}}
.plate__mat{background:var(--paper);padding:13px;border-radius:6px;box-shadow:0 34px 80px -30px rgba(0,0,0,.65)}
.plate__img{overflow:hidden;border-radius:4px}
.plate__img--arch{border-radius:240px 240px 4px 4px}
.plate__img img{width:100%;height:auto;transform:scale(1.04);animation:slowZoom 22s ease-in-out infinite alternate}
@keyframes slowZoom{from{transform:scale(1.02)}to{transform:scale(1.09)}}
.hero__plate figcaption{
  font-family:var(--mono);font-size:10.5px;letter-spacing:.05em;color:var(--muted-inv);
  margin-top:16px;max-width:340px;line-height:1.6;
}
.hero__scroll{
  position:absolute;left:50%;bottom:22px;width:26px;height:42px;border:1px solid var(--line-2);
  border-radius:999px;transform:translateX(-50%);z-index:3;
}
.hero__scroll span{
  position:absolute;left:50%;top:8px;width:3px;height:7px;border-radius:2px;background:var(--paper);
  transform:translateX(-50%);animation:scrollDot 1.9s infinite;
}
@keyframes scrollDot{0%{opacity:0;transform:translate(-50%,0)}30%{opacity:1}70%{opacity:1}100%{opacity:0;transform:translate(-50%,14px)}}

/* ---------- trois portes ---------- */
.doors{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(16px,2vw,28px)}
.door{
  background:rgba(255,255,255,.42);border:1px solid var(--line);border-radius:20px;
  padding:clamp(24px,2.4vw,36px);transition:transform .5s var(--ease),box-shadow .5s var(--ease),
  background .5s var(--ease);display:flex;flex-direction:column;
}
.door:hover{transform:translateY(-6px);background:#fbfaf6;box-shadow:0 26px 50px -34px rgba(6,23,38,.5)}
.door__num{font-family:var(--mono);font-size:11px;letter-spacing:.14em;color:var(--blue);margin-bottom:34px}
.door h3{font-size:clamp(23px,2vw,29px);margin-bottom:14px}
.door > p{color:var(--muted);font-size:16px;margin-bottom:22px}
.door ul{border-top:1px solid var(--line);margin-top:auto}
.door li{font-size:14px;color:var(--muted);border-bottom:1px solid var(--line);padding:10px 0;line-height:1.5}
.door__link{
  font-family:var(--mono);font-size:11.5px;letter-spacing:.08em;text-transform:uppercase;
  color:var(--blue);margin-top:22px;display:inline-flex;align-items:center;gap:8px;
}
.door__link::after{content:"→";transition:transform .35s var(--ease)}
.door__link:hover::after{transform:translateX(4px)}

/* ---------- la plage ---------- */
.plage__head{max-width:900px}
.plage__head h2{font-size:clamp(30px,3.8vw,56px);margin-bottom:26px}
.plage__lead{color:var(--muted-inv);max-width:620px;font-size:clamp(16px,1.3vw,19px)}
.ruler{margin:clamp(44px,6vw,76px) 0 10px;color:rgba(243,241,234,.72)}
.ruler svg{width:100%;height:auto;display:block}
.ruler__note{font-family:var(--mono);font-size:10.5px;letter-spacing:.08em;color:var(--muted-inv);margin-top:12px}
.figures{
  display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line-2);
  border-top:1px solid var(--line-2);border-bottom:1px solid var(--line-2);
  margin-top:clamp(40px,5vw,64px);
}
.figure{background:var(--ink);padding:clamp(22px,2.6vw,36px) clamp(14px,1.6vw,26px)}
.figure__n{display:block;font-size:clamp(34px,4.4vw,64px);line-height:1;letter-spacing:-.04em;font-variant-numeric:tabular-nums}
.figure__u{display:block;font-family:var(--mono);font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted-inv);margin-top:14px}

/* ---------- moyens / onglets ---------- */
.tabs__nav{display:flex;gap:8px;flex-wrap:wrap;border-bottom:1px solid var(--line);padding-bottom:14px;margin-bottom:clamp(26px,3vw,42px)}
.tabs__nav button{
  padding:10px 18px;border-radius:999px;font-size:13.5px;color:var(--muted);
  border:1px solid transparent;transition:.35s var(--ease);
}
.tabs__nav button:hover{color:var(--ink)}
.tabs__nav button[aria-selected="true"]{background:var(--blue);color:#fff;border-color:var(--blue)}
.panel{display:grid;grid-template-columns:1.12fr .88fr;gap:clamp(24px,4vw,60px);align-items:start}
.panel[hidden]{display:none}
.panel__list{border-top:1px solid var(--line)}
.row{
  display:grid;grid-template-columns:34px 1fr minmax(150px,42%);
  gap:clamp(10px,1.4vw,22px);padding:15px 8px;border-bottom:1px solid var(--line);
  align-items:baseline;transition:background .3s var(--ease);
}
.row:hover{background:rgba(1,84,160,.045)}
.row__n{font-family:var(--mono);font-size:12px;color:var(--blue)}
.row__t{font-size:15.5px;line-height:1.4}
.row__c{font-family:var(--mono);font-size:11.5px;line-height:1.55;color:var(--muted);text-align:right}
.panel__plate{margin:0;position:sticky;top:110px}
.panel__plate img{
  width:100%;height:auto;border-radius:18px;
  box-shadow:0 24px 60px -40px rgba(6,23,38,.6);background:var(--paper);
}
.panel__plate figcaption{font-family:var(--mono);font-size:10.5px;letter-spacing:.06em;color:var(--muted);margin-top:12px}

/* ---------- le dossier ---------- */
.dossier{display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(18px,2.4vw,34px);margin-bottom:clamp(40px,5vw,60px)}
.dos{border-top:1px solid var(--line);padding-top:22px}
.dos__num{font-family:var(--mono);font-size:11px;letter-spacing:.14em;color:var(--blue);display:block;margin-bottom:20px}
.dos h3{font-size:20px;margin-bottom:12px;letter-spacing:-.015em}
.dos p{font-size:14.5px;color:var(--muted);line-height:1.6}
.dossier__note{
  font-size:14.5px;color:var(--muted);border-left:2px solid var(--blue);
  padding-left:20px;max-width:760px;
}

/* ---------- planche du dossier ---------- */
.dossier__plate{margin:0 0 clamp(34px,4vw,52px)}
.dossier__plate img{width:100%;height:auto;border-radius:14px;background:var(--paper)}
.dossier__plate figcaption{font-family:var(--mono);font-size:10.5px;letter-spacing:.06em;color:var(--muted);margin-top:12px}

/* ---------- secteurs ---------- */
.secteurs{padding-bottom:0}
.secteurs__grid{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(30px,5vw,72px);align-items:center;padding-bottom:clamp(60px,8vw,110px)}
.secteurs h2{font-size:clamp(32px,4.2vw,60px);margin-bottom:26px}
.secteurs__lead{color:var(--muted-inv);max-width:520px}
.secteurs__plate{margin:0}
.secteurs__plate .plate__mat{background:var(--paper);padding:12px;border-radius:8px}
.secteurs__plate img{width:100%;height:auto;border-radius:4px}
.secteurs__plate figcaption{font-family:var(--mono);font-size:10.5px;color:var(--muted-inv);margin-top:14px;line-height:1.6}
.marquee{overflow:hidden;border-top:1px solid var(--line-2);border-bottom:1px solid var(--line-2);padding:22px 0;-webkit-mask-image:linear-gradient(90deg,transparent,#000 7%,#000 93%,transparent);mask-image:linear-gradient(90deg,transparent,#000 7%,#000 93%,transparent)}
.marquee__track{display:flex;gap:26px;white-space:nowrap;width:max-content;animation:marq 38s linear infinite}
.marquee:hover .marquee__track{animation-play-state:paused}
.marquee span{font-size:clamp(18px,2vw,26px);letter-spacing:-.02em}
.marquee i{font-style:normal;color:var(--blue-soft);align-self:center}
@keyframes marq{to{transform:translateX(-50%)}}

/* ---------- bande à propos ---------- */
.about{background:var(--ink-2);color:var(--paper);padding:clamp(56px,7vw,96px) 0}
.about__in{display:grid;grid-template-columns:1.25fr .75fr;gap:clamp(28px,4vw,60px);align-items:end}
.about h2{font-size:clamp(26px,3vw,42px);margin-bottom:20px;max-width:620px}
.about p{color:var(--muted-inv);max-width:640px;font-size:15.5px}
.about .kicker{color:var(--blue-soft);margin-bottom:16px}
.about__cta{display:flex;flex-direction:column;align-items:flex-start;gap:14px}
.about__note{font-family:var(--mono);font-size:11px;letter-spacing:.06em;color:var(--muted-inv)}

/* ---------- bloc final ---------- */
.final{padding:clamp(90px,11vw,170px) 0}
.final__title{font-size:clamp(34px,4.8vw,68px);margin-bottom:clamp(36px,4vw,56px);max-width:900px}
.final__text{display:grid;grid-template-columns:1fr 1fr;gap:clamp(24px,4vw,56px);max-width:1100px}
.final__text p{font-size:clamp(16.5px,1.35vw,19px);line-height:1.66;color:rgba(6,23,38,.8)}
.final__text p:first-child{color:var(--ink)}

/* ---------- pied ---------- */
.footer{background:var(--ink);color:var(--paper);padding:clamp(56px,7vw,90px) 0 34px}
.footer__grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px;padding-bottom:clamp(40px,5vw,64px);border-bottom:1px solid var(--line-2)}
.footer__brand img{width:150px;margin-bottom:20px;filter:brightness(0) invert(1);opacity:1}
.footer__brand p{color:var(--muted-inv);font-size:14px}
.footer__col h3{font-family:var(--mono);font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--blue-soft);margin-bottom:14px;font-weight:400}
.footer__col p,.footer__col a{font-size:14.5px;color:rgba(243,241,234,.86);line-height:1.75}
.footer__col a:hover{color:#fff;text-decoration:underline;text-underline-offset:3px}
.footer__low{display:flex;justify-content:space-between;align-items:flex-start;gap:40px;padding-top:26px}
.footer__low p{font-size:12.5px;color:var(--muted-inv)}
.footer__droits{max-width:640px;font-size:10.5px!important;line-height:1.6;color:rgba(243,241,234,.44)!important}

/* ---------- révélations ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .9s var(--ease),transform .9s var(--ease)}
.reveal.in{opacity:1;transform:none}
.hero .reveal{transform:translateY(18px)}
.hero .reveal.in{transform:none}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
  .hero__title .line span{transform:none}
}

/* ---------- tablettes ---------- */
@media (max-width:1080px){
  .nav__links{display:none}
  .nav__actions{display:none}
  .burger{display:block;margin-left:auto}
}
@media (max-width:920px){
  .hero__in{grid-template-columns:1fr;gap:44px}
  .hero{min-height:auto;padding-top:132px}
  .hero__plate{max-width:520px}
.hero__title{font-size:clamp(38px,7vw,64px)}
  .doors{grid-template-columns:1fr 1fr}
  .head--split{grid-template-columns:1fr;gap:22px}
  .panel{grid-template-columns:1fr}
  .panel__plate{position:relative;top:0;max-width:560px}
  .dossier{grid-template-columns:1fr 1fr}
  .secteurs__grid{grid-template-columns:1fr;gap:40px}
  .about__in{grid-template-columns:1fr;align-items:start}
  .final__text{grid-template-columns:1fr}
  .footer__grid{grid-template-columns:1fr 1fr}
  .figures{grid-template-columns:1fr 1fr}
}

/* ---------- téléphones ---------- */
@media (max-width:720px){
  body{font-size:16px}
  .nav__in{height:68px;gap:12px}
  .nav__logo img{width:112px}
  .mobilemenu{inset:68px 0 auto 0}
  .hero{padding-top:96px;min-height:auto}
  .hero__in{display:flex;flex-direction:column-reverse;gap:34px}
  .hero__plate{max-width:100%}
  .hero__plate .plate__mat{padding:10px}
  .hero__plate .plate__img--arch{aspect-ratio:4/5}
  .hero__plate .plate__img img{height:100%;object-fit:cover}
  .hero__plate figcaption{display:none}
.hero__title{font-size:clamp(34px,9.4vw,46px);letter-spacing:-.03em}
  .hero__lead{font-size:16px}
  .hero__cta .btn{flex:1 1 auto}
  .hero__facts{gap:16px;flex-wrap:wrap}
  .hero__facts div{min-width:calc(50% - 10px)}
  .hero__scroll{display:none}
  .doors{grid-template-columns:1fr}
  .row{grid-template-columns:28px 1fr;row-gap:6px}
  .row__c{grid-column:2;text-align:left;font-size:11px}
  .figures{grid-template-columns:1fr 1fr}
  .figure__n{font-size:40px}
  .dossier{grid-template-columns:1fr}
  .tabs__nav{flex-wrap:nowrap;overflow-x:auto;padding-bottom:12px;scrollbar-width:none}
  .tabs__nav::-webkit-scrollbar{display:none}
  .tabs__nav button{white-space:nowrap}
  .footer__grid{grid-template-columns:1fr;gap:28px}
  .footer__low{flex-direction:column;gap:16px}
  .about__cta .btn{width:100%}
  .marquee{padding:16px 0}
  .ruler text{font-size:19px}
}

/* ---------- écrans peu hauts ---------- */
@media (min-width:921px) and (max-height:820px){
  .hero{padding-top:118px;padding-bottom:44px}
  .hero__title{font-size:clamp(40px,4.6vw,60px);margin-bottom:22px}
  .hero__lead{font-size:16.5px;margin-bottom:26px}
  .hero__cta{margin-bottom:30px}
  .hero__facts{padding-top:16px}
  .hero__plate{max-width:400px}
  .hero__scroll{display:none}
}