/* Arsalane Soutien — human/editorial redesign
   No gradients, no glass cards, no generic hero, no icon library.
   The design uses asymmetry, rules, typography and real centre imagery. */

:root{
  --ink:#181715;
  --paper:#f3efe7;
  --warm:#e5dfd3;
  --red:#9f3b2f;
  --line:rgba(24,23,21,.22);
  --muted:#6d675e;
  --serif:"Instrument Serif", Georgia, serif;
  --sans:"DM Sans", Arial, sans-serif;
  --mono:"Space Mono", monospace;
  --max:1420px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:16px;line-height:1.55}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit}
::selection{background:var(--red);color:#fff}
.skip{position:fixed;left:16px;top:-60px;background:var(--ink);color:#fff;padding:10px 14px;z-index:100}
.skip:focus{top:16px}

.site-header{position:sticky;top:0;z-index:50;background:rgba(243,239,231,.94);border-bottom:1px solid var(--line);backdrop-filter:blur(8px)}
.header-inner{max-width:var(--max);height:78px;margin:auto;padding:0 32px;display:grid;grid-template-columns:220px 1fr 220px;align-items:center}
.brand{display:flex;align-items:center;gap:10px;font-size:13px;line-height:.95;letter-spacing:-.02em}
.brand-mark{width:32px;height:32px;object-fit:contain}
.brand b{font-weight:700}
.main-nav{display:flex;align-items:center;justify-content:center;gap:32px;font-size:13px}
.main-nav a,.main-nav button{position:relative;padding:8px 0;font:inherit;background:none;border:0;cursor:pointer}
.main-nav a:after,.main-nav button:after{content:"";position:absolute;left:0;right:100%;bottom:3px;height:1px;background:var(--red);transition:right .25s}
.main-nav a:hover:after,.main-nav button:hover:after{right:0}
.nav-cta{color:var(--red);font-weight:700}
.header-phone{justify-self:end;display:flex;align-items:center;gap:12px;font-family:var(--mono);font-size:11px}
.header-phone i{font-style:normal;font-size:17px;color:var(--red)}
.menu-button{display:none;background:none;border:0;padding:8px}

.hero{max-width:var(--max);min-height:calc(100vh - 78px);margin:auto;position:relative;display:grid;grid-template-columns:72px 1fr 190px;border-bottom:1px solid var(--line)}
.hero-side{writing-mode:vertical-rl;transform:rotate(180deg);font:10px var(--mono);letter-spacing:.12em;padding:34px 0;border-right:1px solid var(--line);color:var(--muted)}
.hero-side span{color:var(--red);padding:8px 0}
.hero-main{padding:9vh 7vw 8vh 8vw;display:flex;flex-direction:column;justify-content:space-between}
.hero-kicker,.eyebrow{font:11px var(--mono);text-transform:uppercase;letter-spacing:.12em}
.rule{display:inline-block;width:38px;height:1px;background:var(--red);vertical-align:middle;margin-right:12px}
.hero h1{font-size:clamp(76px,10.7vw,170px);line-height:.78;letter-spacing:-.065em;font-weight:600;margin:8vh 0 7vh;max-width:900px}
.hero h1 em{font-family:var(--serif);font-weight:400;color:var(--red)}
.hero h1 span{font-family:var(--serif);font-weight:400}
.hero-bottom{display:grid;grid-template-columns:minmax(240px,410px) 1fr;gap:80px;align-items:end}
.hero-bottom p{margin:0;font-size:17px;line-height:1.45;max-width:390px}
.hero-actions{display:flex;gap:18px 30px;align-items:center;flex-wrap:wrap}
.link-arrow{display:inline-flex;align-items:center;font:11px var(--mono);text-transform:uppercase;letter-spacing:.08em;border:0;background:none;padding:0;cursor:pointer}
.link-arrow b{font-size:17px;margin-left:10px;color:var(--red);font-weight:400}
.link-arrow.dark{color:#fff;background:var(--ink);padding:15px 18px}
.link-arrow.dark:hover{background:var(--red)}
.hero-note{border-left:1px solid var(--line);padding:34px 22px;display:flex;flex-direction:column;justify-content:space-between}
.note-top,.note-bottom{font:9px var(--mono);text-transform:uppercase;letter-spacing:.1em;line-height:1.6;color:var(--muted)}
.note-big{font:27px var(--serif);transform:rotate(-4deg);color:var(--red)}

.section{max-width:var(--max);margin:auto;display:grid;grid-template-columns:72px 1fr;border-bottom:1px solid var(--line)}
.section-index{border-right:1px solid var(--line);font:10px var(--mono);padding:38px 0;text-align:center;color:var(--red)}
.section-content{padding:105px 8vw 115px}
.eyebrow{color:var(--muted);margin:0 0 20px}
h2{font-size:clamp(48px,6vw,90px);line-height:.9;letter-spacing:-.055em;font-weight:600;margin:0}
h2 i{font-family:var(--serif);font-weight:400;color:var(--red)}

.intro-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:10vw}
.intro-copy{padding-top:56px;max-width:540px}
.intro-copy .lead{font-size:25px;line-height:1.25;margin:0 0 28px;letter-spacing:-.025em}
.intro-copy p:not(.lead){color:var(--muted);max-width:500px}
.text-link{display:inline-flex;margin-top:26px;border-bottom:1px solid var(--ink);padding-bottom:5px;font-size:12px;text-transform:uppercase;letter-spacing:.08em}
.text-link span{margin-left:18px;color:var(--red)}

.levels{background:var(--ink);color:var(--paper)}
.levels .section-index{border-color:rgba(243,239,231,.2)}
.levels .section-content{padding-top:100px}
.levels-head{display:grid;grid-template-columns:1fr 340px;gap:80px;align-items:end}
.levels .eyebrow,.levels-sub{color:#aaa49a}
.levels-sub{font-size:14px;margin:0;line-height:1.55}
.level-list{margin-top:82px;border-top:1px solid rgba(243,239,231,.3)}
.level-row{display:grid;grid-template-columns:80px 1fr 300px 45px;align-items:center;min-height:116px;border-bottom:1px solid rgba(243,239,231,.22);transition:padding .25s,background .25s}
.level-row:hover{padding-left:20px;background:rgba(243,239,231,.035)}
.level-number,.level-detail{font:10px var(--mono);color:#aaa49a}
.level-name{font-size:42px;letter-spacing:-.04em}
.level-arrow{font-size:25px;color:#c86c60}

.schedule-intro{display:grid;grid-template-columns:1fr 340px;gap:80px;align-items:end}
.schedule-intro>p,.gallery-head>p{margin:0;color:var(--muted);font-size:14px}
.schedule-table{margin-top:70px;border-top:1px solid var(--line)}
.schedule-item{width:100%;border:0;border-bottom:1px solid var(--line);background:none;display:grid;grid-template-columns:70px 1fr 1fr 40px;text-align:left;align-items:center;padding:19px 0;cursor:pointer;transition:padding .2s}
.schedule-item:hover{padding-left:15px;padding-right:15px;background:var(--warm)}
.schedule-num{font:10px var(--mono);color:var(--red)}
.schedule-item strong{font-size:19px;font-weight:500}
.schedule-item>span:not(.schedule-num){font-size:14px;color:var(--muted)}
.schedule-item b{font-size:20px;font-weight:400;color:var(--red);text-align:right}

.photo-break{height:72vh;max-width:var(--max);margin:auto;position:relative;overflow:hidden;border-bottom:1px solid var(--line)}
.photo-break picture,.photo-break img{width:100%;height:100%;object-fit:cover}
.photo-break img{filter:saturate(.82)}
.photo-break-label{position:absolute;z-index:2;left:6%;bottom:7%;font:11px var(--mono);line-height:1.7;color:#fff;letter-spacing:.12em;background:var(--ink);padding:12px 15px}

.approach-grid{display:grid;grid-template-columns:1fr 1fr;gap:10vw}
.approach-title{position:sticky;top:130px;align-self:start}
.approach-list{border-top:1px solid var(--line)}
.approach-item{display:grid;grid-template-columns:55px 1fr;gap:20px;padding:30px 0;border-bottom:1px solid var(--line)}
.approach-item>span{font:10px var(--mono);color:var(--red)}
.approach-item h3{font-size:21px;font-weight:500;margin:0 0 8px;letter-spacing:-.025em}
.approach-item p{margin:0;color:var(--muted);font-size:14px;max-width:440px}

.gallery-head{display:grid;grid-template-columns:1fr 340px;gap:80px;align-items:end}
.gallery-grid{margin-top:70px;display:grid;grid-template-columns:1.55fr .75fr;grid-template-rows:260px 260px;gap:16px}
.gallery-grid figure{margin:0;overflow:hidden}
.gallery-grid img{width:100%;height:100%;object-fit:cover;transition:transform .7s cubic-bezier(.2,.7,.2,1)}
.gallery-grid figure:hover img{transform:scale(1.025)}
.gallery-large{grid-row:1 / 3}
.gallery-small.second{grid-column:2}

.staff{background:#ded7ca}
.staff-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:10vw;align-items:center}
.staff-copy p:not(.eyebrow){max-width:450px;color:#625d54;margin-top:35px}
.staff-poster{margin:0;max-width:590px;justify-self:end}
.staff-poster img{width:100%;box-shadow:16px 16px 0 rgba(24,23,21,.12)}

.contact{background:var(--red);color:#f8f1e6}
.contact .section-index{border-color:rgba(248,241,230,.25);color:#f8f1e6}
.contact .eyebrow{color:rgba(248,241,230,.68)}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:10vw}
.contact h2 i{color:#f8f1e6}
.address{font-size:17px;line-height:1.5;margin:45px 0 25px}
.phones{display:flex;flex-direction:column;gap:4px}
.phones a{font-size:24px;letter-spacing:-.03em}
.map-link{display:inline-flex;margin-top:28px;padding-bottom:5px;border-bottom:1px solid rgba(248,241,230,.65);font:11px var(--mono);text-transform:uppercase;letter-spacing:.08em}
.map-link span{margin-left:16px}
.contact-side{padding-top:90px}
.contact-rule{height:1px;background:rgba(248,241,230,.4);margin-bottom:35px}
.contact-side p{font:12px var(--mono);text-transform:uppercase;max-width:330px;line-height:1.6}
.contact-big{font-size:clamp(35px,4vw,58px);letter-spacing:-.05em;display:flex;justify-content:space-between;border-bottom:1px solid rgba(248,241,230,.5);padding:20px 0 16px;margin-top:20px}
.contact-big span{font-family:var(--serif);font-weight:400}
.socials{display:flex;gap:24px;margin-top:28px;font:11px var(--mono);text-transform:uppercase}

footer{max-width:var(--max);margin:auto;background:var(--ink);color:var(--paper);padding:42px 32px 25px}
.footer-top{display:grid;grid-template-columns:1fr 1fr 1fr;align-items:center;border-bottom:1px solid rgba(243,239,231,.2);padding-bottom:42px}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:13px;line-height:.95}
.footer-brand img{width:31px}
.footer-top p{margin:0;color:#aaa49a;font:10px var(--mono);line-height:1.6;text-transform:uppercase}
.back-top{justify-self:end;font:10px var(--mono);text-transform:uppercase}
.footer-bottom{display:flex;justify-content:space-between;gap:20px;padding-top:22px;color:#8e8981;font:9px var(--mono);text-transform:uppercase}

.lightbox{position:fixed;inset:0;background:rgba(24,23,21,.96);z-index:100;display:none;padding:20px}
.lightbox.open{display:flex;flex-direction:column}
.lightbox-bar{display:flex;justify-content:space-between;align-items:center;color:#f3efe7;font:11px var(--mono);text-transform:uppercase;padding:8px 5px 20px}
.lightbox-bar button{background:none;border:0;color:#f3efe7;cursor:pointer;font:11px var(--mono);text-transform:uppercase}
.lightbox-bar b{font-size:22px;font-weight:400;margin-left:10px}
.lightbox-image{flex:1;min-height:0;display:grid;place-items:center}
.lightbox-image img{max-height:calc(100vh - 90px);max-width:92vw;object-fit:contain}

/* ---- Inscription en ligne : modale --------------------------- */
.reg-modal{position:fixed;inset:0;z-index:110;display:none}
.reg-modal.open{display:block}
.reg-modal__scrim{position:absolute;inset:0;background:rgba(24,23,21,.82)}
.reg-modal__panel{position:relative;z-index:1;max-width:640px;width:calc(100% - 40px);margin:6vh auto;max-height:88vh;overflow-y:auto;background:var(--paper);box-shadow:16px 16px 0 rgba(24,23,21,.35);padding:56px 48px 44px}
.reg-modal__close{position:absolute;top:20px;right:20px;display:inline-flex;align-items:center;gap:8px;background:none;border:0;cursor:pointer;font:11px var(--mono);text-transform:uppercase;letter-spacing:.08em;color:var(--muted)}
.reg-modal__close b{font-size:18px;font-weight:400;color:var(--red)}
.reg-modal__close:hover{color:var(--ink)}
#reg-title{font-family:var(--sans);font-size:clamp(30px,4vw,42px);line-height:.98;letter-spacing:-.035em;font-weight:600;margin:10px 0 16px}
.reg-modal__intro{color:var(--muted);font-size:15px;line-height:1.5;max-width:46ch;margin:0 0 34px}

.reg-hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.reg-field{margin-bottom:22px}
.reg-field-row{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.reg-field label{display:block;font:11px var(--mono);text-transform:uppercase;letter-spacing:.06em;color:var(--muted);margin-bottom:9px}
.reg-field label span{text-transform:none;letter-spacing:0;font-family:var(--serif);font-style:italic;font-size:13px}
.reg-field input,.reg-field select{width:100%;font:16px var(--sans);color:var(--ink);background:none;border:0;border-bottom:1px solid var(--line);border-radius:0;padding:9px 2px}
.reg-field select{appearance:none;-webkit-appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--muted) 50%),linear-gradient(135deg,var(--muted) 50%,transparent 50%);background-position:calc(100% - 6px) 16px,calc(100% + 1px) 16px;background-size:6px 6px;background-repeat:no-repeat}
.reg-field select:disabled{color:var(--muted)}
.reg-field input:focus,.reg-field select:focus{outline:0;border-bottom-color:var(--red)}
.reg-field.has-error input,.reg-field.has-error select{border-bottom-color:#8a2e22}
.reg-error{margin:7px 0 0;font-size:12px;color:#8a2e22;min-height:1em}
.reg-error:empty{display:none}

.reg-privacy{font-size:12px;line-height:1.5;color:var(--muted);max-width:50ch;margin:10px 0 26px}

.reg-submit{display:flex;align-items:center;justify-content:center;width:100%;background:var(--ink);color:#fff;border:0;border-radius:0;cursor:pointer;font:12px var(--mono);text-transform:uppercase;letter-spacing:.08em;padding:17px 22px;transition:background .2s}
.reg-submit:hover{background:var(--red)}
.reg-submit:disabled{opacity:.6;cursor:default}
.reg-status{margin:16px 0 0;font-size:14px;line-height:1.5;min-height:0}
.reg-status:empty{margin:0}
.reg-status.is-error{color:#8a2e22}

.reg-success{padding:8px 0 4px}
.reg-success .eyebrow{margin-bottom:14px}
.reg-success h3{font-family:var(--serif);font-weight:400;font-style:italic;font-size:36px;color:var(--red);margin:0 0 16px;letter-spacing:-.01em}
.reg-success p{color:var(--muted);font-size:15px;line-height:1.6;max-width:46ch;margin:0 0 30px}
.reg-success .reg-ref{display:block;margin-top:10px;font:11px var(--mono);text-transform:uppercase;color:var(--ink)}
.reg-success .link-arrow{border-bottom:1px solid var(--ink);padding-bottom:6px}

@media (max-width:900px){
  .header-inner{grid-template-columns:1fr auto;height:70px;padding:0 20px}
  .main-nav,.header-phone{display:none}
  .menu-button{display:flex;flex-direction:column;gap:5px}
  .menu-button span{display:block;width:25px;height:1px;background:var(--ink)}
  .main-nav.mobile-open{position:absolute;display:flex;left:0;right:0;top:70px;background:var(--paper);border-bottom:1px solid var(--line);padding:22px 20px;flex-direction:column;align-items:stretch;gap:0}
  .main-nav.mobile-open a,.main-nav.mobile-open button{padding:13px 0;border-bottom:1px solid var(--line);text-align:left}
  .main-nav.mobile-open .nav-cta{border-bottom:0;padding-top:18px}

  .hero{min-height:auto;grid-template-columns:38px 1fr}
  .hero-side{font-size:8px}
  .hero-main{padding:48px 24px 58px}
  .hero h1{font-size:clamp(66px,17vw,110px);margin:65px 0 50px}
  .hero-bottom{grid-template-columns:1fr;gap:28px}
  .hero-actions{gap:20px;flex-wrap:wrap}
  .hero-note{display:none}

  .section{grid-template-columns:38px 1fr}
  .section-index{padding-top:30px;font-size:8px}
  .section-content{padding:70px 24px 78px}
  .intro-grid,.levels-head,.schedule-intro,.approach-grid,.gallery-head,.staff-grid,.contact-grid{grid-template-columns:1fr;gap:45px}
  .intro-copy{padding-top:0}
  h2{font-size:clamp(48px,13vw,75px)}
  .levels .section-content{padding-top:70px}
  .level-list{margin-top:50px}
  .level-row{grid-template-columns:35px 1fr 35px;min-height:90px}
  .level-detail{grid-column:2;grid-row:2;margin-top:-27px}
  .level-name{font-size:30px;grid-row:1 / 3}
  .level-arrow{grid-column:3;grid-row:1 / 3}
  .schedule-table{margin-top:45px}
  .schedule-item{grid-template-columns:42px 1fr 32px;padding:17px 0}
  .schedule-item>span:not(.schedule-num){grid-column:2;font-size:12px}
  .schedule-item strong{font-size:17px}
  .schedule-item b{grid-column:3;grid-row:1 / 3}
  .photo-break{height:55vh}
  .approach-title{position:static}
  .gallery-grid{grid-template-columns:1fr 1fr;grid-template-rows:240px 180px;gap:10px}
  .gallery-large{grid-row:1;grid-column:1 / 3}
  .gallery-small{grid-column:1!important}
  .gallery-small.second{grid-column:2!important}
  .staff-poster{justify-self:start}
  .contact-side{padding-top:0}
  .footer-top{grid-template-columns:1fr;gap:24px}
  .back-top{justify-self:start}
  .footer-bottom{flex-direction:column;gap:9px}

  .reg-modal__panel{position:absolute;inset:0;width:auto;max-width:none;margin:0;max-height:none;height:100%;box-shadow:none;padding:76px 22px 40px}
  .reg-modal__close{top:16px;right:16px}
  .reg-field-row{grid-template-columns:1fr;gap:0}
  #reg-title{font-size:32px}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *{transition:none!important}
}