:root{
  --ink:#0d1826;
  --ink-2:#132436;
  --ink-3:#1b3247;
  --ivory:#f2ead7;
  --ivory-dim:#c9c0ac;
  --brass:#d6ac63;
  --brass-deep:#b98d45;
  --wood:#a65f3b;
  --key-black:#0a121d;
  --line:rgba(242,234,215,.14);
  --shadow:0 24px 60px -20px rgba(0,0,0,.6);
  --display:"Fraunces",Georgia,serif;
  --body:"Hanken Grotesk",system-ui,sans-serif;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:var(--ink);color:var(--ivory);
  font-family:var(--body);line-height:1.6;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
  display:flex;flex-direction:column;min-height:100vh;
}
a{color:inherit;text-decoration:none}
::selection{background:var(--brass);color:var(--ink)}
main{flex:1 0 auto}

.wrap{width:min(1120px,90vw);margin-inline:auto}

/* ---------- éléments partagés ---------- */
.eyebrow{
  font-size:.74rem;font-weight:600;letter-spacing:.22em;
  text-transform:uppercase;color:var(--brass);
  display:inline-flex;align-items:center;gap:.6rem;
}
.eyebrow::before{content:"";width:26px;height:1px;background:var(--brass);opacity:.7}

.btn{
  display:inline-flex;align-items:center;gap:.55rem;
  font-weight:600;font-size:.95rem;letter-spacing:.01em;
  padding:.85rem 1.5rem;border-radius:100px;
  transition:transform .25s ease, background .25s ease, color .25s ease, box-shadow .25s ease;
  border:1px solid transparent;cursor:pointer;
}
.btn-solid{background:var(--brass);color:var(--ink)}
.btn-solid:hover{background:var(--ivory);transform:translateY(-2px)}
.btn-ghost{border-color:var(--line);color:var(--ivory)}
.btn-ghost:hover{border-color:var(--brass);color:var(--brass);transform:translateY(-2px)}

/* ---------- navigation ---------- */
header{
  position:sticky;top:0;z-index:60;
  backdrop-filter:blur(10px);
  background:rgba(13,24,38,.72);
  border-bottom:1px solid transparent;
  transition:border-color .3s ease, background .3s ease;
}
header.scrolled{border-bottom-color:var(--line);background:rgba(13,24,38,.9)}
nav{display:flex;align-items:center;justify-content:space-between;padding:1.05rem 0}
.brand{display:flex;align-items:center;gap:.7rem;font-family:var(--display);font-size:1.28rem;font-weight:500}
.brand .mark{
  width:30px;height:30px;flex:none;border-radius:7px;
  background:linear-gradient(140deg,var(--brass),var(--brass-deep));
  display:grid;place-items:center;color:var(--ink);font-family:var(--body);font-weight:700;font-size:.9rem;
}
.nav-links{display:flex;align-items:center;gap:2rem;font-size:.94rem;font-weight:500}
.nav-links a{position:relative;color:var(--ivory-dim);transition:color .2s ease}
.nav-links a:hover,.nav-links a.active{color:var(--ivory)}
.nav-links a:not(.btn)::after{content:"";position:absolute;left:0;bottom:-5px;height:1px;width:0;background:var(--brass);transition:width .25s ease}
.nav-links a:not(.btn):hover::after,.nav-links a.active::after{width:100%}
.nav-links .btn{padding:.55rem 1.15rem;color:var(--ink)}
.nav-links .btn:hover{color:var(--ink)}
.menu-toggle{display:none;background:none;border:0;color:var(--ivory);cursor:pointer}

/* ---------- héros générique ---------- */
.page-hero{position:relative;padding:4.5rem 0 2rem}
.page-hero::before{
  content:"";position:absolute;top:-20%;right:-8%;width:480px;height:480px;
  background:radial-gradient(circle,rgba(214,172,99,.14),transparent 68%);
  pointer-events:none;z-index:0;
}
.page-hero .wrap{position:relative;z-index:1}
.page-hero h1{
  font-family:var(--display);font-weight:300;
  font-size:clamp(2.3rem,5.5vw,3.8rem);line-height:1.04;
  letter-spacing:-.015em;margin:1.1rem 0 1.1rem;max-width:16ch;
}
.page-hero h1 em{font-style:italic;color:var(--brass);font-weight:400}
.page-hero .lede{font-size:1.1rem;color:var(--ivory-dim);max-width:52ch}

/* ---------- accueil ---------- */
.hero{position:relative;padding:5rem 0 3rem}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:3rem;align-items:center}
.hero h1{
  font-family:var(--display);font-weight:300;
  font-size:clamp(2.6rem,6vw,4.5rem);line-height:1.02;
  letter-spacing:-.015em;margin:1.3rem 0 1.4rem;
}
.hero h1 em{font-style:italic;color:var(--brass);font-weight:400}
.hero p.lede{font-size:1.12rem;color:var(--ivory-dim);max-width:34ch;margin-bottom:2rem}
.hero-cta{display:flex;gap:.9rem;flex-wrap:wrap}
.hero-note{margin-top:1.6rem;font-size:.85rem;color:var(--ivory-dim);display:flex;align-items:center;gap:.5rem}
.hero-note b{color:var(--ivory);font-weight:600}
.hero::before{
  content:"";position:absolute;top:-10%;right:-8%;width:520px;height:520px;
  background:radial-gradient(circle,rgba(214,172,99,.16),transparent 68%);
  pointer-events:none;z-index:0;
}
.hero .wrap{position:relative;z-index:1}

/* ---------- clavier signature ---------- */
.piano-card{
  background:linear-gradient(180deg,var(--ink-2),var(--ink));
  border:1px solid var(--line);border-radius:20px;
  padding:1.4rem 1.4rem 1.6rem;box-shadow:var(--shadow);
}
.piano-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:1.1rem}
.piano-head span{font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;color:var(--ivory-dim)}
.sound-pill{display:inline-flex;align-items:center;gap:.45rem;font-size:.78rem;color:var(--brass);
  border:1px solid var(--line);border-radius:100px;padding:.3rem .75rem;background:none;cursor:pointer;font-family:var(--body)}
.sound-pill:hover{border-color:var(--brass)}
.keyboard{position:relative;height:180px;display:flex;user-select:none;border-radius:8px;overflow:hidden;
  background:var(--key-black);padding:6px 6px 0}
.key{position:relative;flex:1;border-radius:0 0 6px 6px;cursor:pointer}
.key.white{background:linear-gradient(180deg,#fbf6ea,var(--ivory));border:1px solid #d8cdb2;border-top:0;
  margin:0 2px;transition:background .06s ease, transform .06s ease;transform-origin:top}
.key.white:hover{background:linear-gradient(180deg,#fff,#efe6cf)}
.key.white.down{background:linear-gradient(180deg,var(--brass),#c99a4f);transform:scaleY(.985)}
.key.black{position:absolute;top:0;width:8.5%;height:62%;background:linear-gradient(180deg,#26313d,var(--key-black));
  border-radius:0 0 5px 5px;z-index:3;box-shadow:0 4px 8px rgba(0,0,0,.5);transition:background .06s ease, transform .06s ease;transform-origin:top}
.key.black:hover{background:linear-gradient(180deg,#39424e,#141c26)}
.key.black.down{background:linear-gradient(180deg,var(--brass-deep),#7d5e2c);transform:scaleY(.97)}
.key .lbl{position:absolute;bottom:8px;left:0;right:0;text-align:center;font-size:.62rem;color:#9a917c;pointer-events:none}
.piano-hint{margin-top:.9rem;font-size:.82rem;color:var(--ivory-dim);text-align:center}

/* ---------- bande valeurs ---------- */
.strip{border-block:1px solid var(--line)}
.strip .wrap{display:grid;grid-template-columns:repeat(3,1fr);gap:2rem;padding:2.2rem 0}
.stat .n{font-family:var(--display);font-size:2rem;font-weight:400;color:var(--brass);line-height:1}
.stat .t{font-size:.92rem;color:var(--ivory-dim);margin-top:.4rem}

/* ---------- sections ---------- */
section{padding:5rem 0}
.sec-head{max-width:52ch;margin-bottom:3rem}
.sec-head h2{font-family:var(--display);font-weight:300;font-size:clamp(1.9rem,4vw,2.8rem);line-height:1.08;margin:1rem 0 .8rem;letter-spacing:-.01em}
.sec-head p{color:var(--ivory-dim)}

/* deux mondes */
.worlds{display:grid;grid-template-columns:1fr 1fr;gap:1.4rem}
.world{border-radius:18px;padding:2.2rem;border:1px solid var(--line);position:relative;overflow:hidden;transition:transform .3s ease, border-color .3s ease}
.world:hover{transform:translateY(-4px)}
.world.guitar{background:linear-gradient(155deg,rgba(166,95,59,.22),var(--ink-2))}
.world.guitar:hover{border-color:var(--wood)}
.world.piano{background:linear-gradient(155deg,rgba(214,172,99,.16),var(--ink-2))}
.world.piano:hover{border-color:var(--brass)}
.world .ic{font-family:var(--display);font-size:.85rem;letter-spacing:.16em;text-transform:uppercase;color:var(--brass)}
.world.guitar .ic{color:var(--wood)}
.world h3{font-family:var(--display);font-weight:400;font-size:1.7rem;margin:.7rem 0 1rem}
.world p{color:var(--ivory-dim)}
.world ul{list-style:none;display:flex;flex-direction:column;gap:.7rem;margin-top:1.3rem}
.world li{display:flex;gap:.7rem;font-size:.96rem;color:var(--ivory-dim)}
.world li::before{content:"";flex:none;width:7px;height:7px;margin-top:.55rem;border-radius:2px;background:var(--brass);transform:rotate(45deg)}
.world.guitar li::before{background:var(--wood)}

/* professeur */
.prof{display:grid;grid-template-columns:.9fr 1.1fr;gap:3rem;align-items:center}
.prof-card{background:var(--ink-2);border:1px solid var(--line);border-radius:20px;padding:2.4rem;box-shadow:var(--shadow)}
.prof-avatar{width:74px;height:74px;border-radius:50%;background:linear-gradient(140deg,var(--brass),var(--wood));
  display:grid;place-items:center;font-family:var(--display);font-size:1.7rem;color:var(--ink);font-weight:500;margin-bottom:1.2rem}
.prof-card h3{font-family:var(--display);font-weight:400;font-size:1.6rem}
.prof-card .role{color:var(--brass);font-size:.9rem;font-weight:600;letter-spacing:.02em;margin-top:.2rem}
.prof-card .contact-line{display:flex;align-items:center;gap:.6rem;margin-top:1.3rem;color:var(--ivory-dim);font-size:.96rem}
.prof-card .contact-line a:hover{color:var(--brass)}
.prof-body h2{font-family:var(--display);font-weight:300;font-size:clamp(1.8rem,4vw,2.6rem);line-height:1.1;letter-spacing:-.01em;margin:1rem 0 1.2rem}
.prof-body p{color:var(--ivory-dim);margin-bottom:1rem}

/* secteurs */
.zones{background:var(--ink-2);border-block:1px solid var(--line)}
.zone-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:1rem;margin-top:2.5rem}
.zone{border:1px solid var(--line);border-radius:14px;padding:1.4rem 1.2rem;text-align:center;transition:border-color .25s ease, background .25s ease, transform .25s ease}
.zone:hover{border-color:var(--brass);background:rgba(214,172,99,.06);transform:translateY(-3px)}
.zone .pin{color:var(--brass);font-size:1.1rem}
.zone .name{font-family:var(--display);font-size:1.15rem;margin-top:.4rem}
.zone .dept{font-size:.78rem;color:var(--ivory-dim);margin-top:.15rem}
.zone-note{margin-top:2.2rem;padding:1.6rem 1.8rem;border:1px dashed var(--line);border-radius:14px;
  display:flex;gap:1rem;align-items:center;flex-wrap:wrap;justify-content:space-between}
.zone-note p{color:var(--ivory-dim);max-width:52ch}
.zone-note b{color:var(--ivory)}

/* ---------- page Musique ---------- */
.repertoire{display:grid;grid-template-columns:repeat(3,1fr);gap:1.4rem;margin-top:1rem}
.rep{border:1px solid var(--line);border-radius:16px;padding:1.8rem;background:var(--ink-2);transition:transform .3s ease, border-color .3s ease}
.rep:hover{transform:translateY(-4px);border-color:var(--brass)}
.rep .tag{font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;color:var(--brass)}
.rep h3{font-family:var(--display);font-weight:400;font-size:1.35rem;margin:.5rem 0 .6rem}
.rep p{color:var(--ivory-dim);font-size:.95rem}
.big-piano{max-width:820px;margin:0 auto}
.big-piano .keyboard{height:230px}

/* ---------- page Liens ---------- */
.links-group{margin-top:3rem}
.links-group h2{font-family:var(--display);font-weight:400;font-size:1.5rem;margin-bottom:.4rem}
.links-group>p{color:var(--ivory-dim);margin-bottom:1.4rem;max-width:56ch}
.link-grid{display:grid;grid-template-columns:1fr 1fr;gap:1.1rem}
.link-card{display:flex;flex-direction:column;gap:.5rem;border:1px solid var(--line);border-radius:14px;padding:1.5rem 1.6rem;background:var(--ink-2);transition:border-color .25s ease, transform .25s ease}
.link-card:hover{border-color:var(--brass);transform:translateY(-3px)}
.link-card .lc-head{display:flex;align-items:baseline;justify-content:space-between;gap:1rem}
.link-card h3{font-family:var(--display);font-weight:400;font-size:1.2rem}
.link-card .host{font-size:.78rem;color:var(--brass);white-space:nowrap}
.link-card p{color:var(--ivory-dim);font-size:.93rem}
.link-card .go{margin-top:.3rem;font-size:.88rem;font-weight:600;color:var(--ivory);display:inline-flex;align-items:center;gap:.4rem}
.link-card:hover .go{color:var(--brass)}

/* ---------- contact ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:1.4rem;margin-top:2.6rem}
.ccard{background:var(--ink-2);border:1px solid var(--line);border-radius:18px;padding:2.2rem;display:flex;flex-direction:column;gap:.5rem;min-height:180px;transition:border-color .25s ease, transform .25s ease}
.ccard:hover{border-color:var(--brass);transform:translateY(-3px)}
.ccard .k{font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;color:var(--ivory-dim)}
.ccard .v{font-family:var(--display);font-size:1.6rem;font-weight:400}
.ccard .v.small{font-size:1.25rem;word-break:break-word}
.ccard .go{margin-top:auto;color:var(--brass);font-weight:600;font-size:.92rem;display:inline-flex;align-items:center;gap:.4rem}
.contact-secteurs{margin-top:1.4rem;color:var(--ivory-dim);font-size:.95rem}
.contact-secteurs b{color:var(--ivory)}

/* footer */
footer{flex-shrink:0;border-top:1px solid var(--line);padding:3.5rem 0 2.5rem;text-align:center}
footer .slogan{font-family:var(--display);font-style:italic;font-size:1.7rem;font-weight:300;color:var(--ivory)}
footer .keyline{height:22px;display:flex;justify-content:center;gap:2px;margin:1.6rem 0}
footer .keyline i{width:14px;background:var(--ivory);border-radius:0 0 3px 3px;opacity:.5}
footer .keyline i:nth-child(2n){background:var(--key-black);height:14px;width:9px;margin-inline:-4px;z-index:2;opacity:1;border:1px solid var(--line)}
footer .fnav{display:flex;gap:1.4rem;justify-content:center;flex-wrap:wrap;margin-top:.4rem;font-size:.9rem}
footer .fnav a{color:var(--ivory-dim)}
footer .fnav a:hover{color:var(--brass)}
footer .fine{font-size:.82rem;color:var(--ivory-dim);margin-top:1.2rem}
footer .fine a:hover{color:var(--brass)}

/* ---------- responsive ---------- */
@media(max-width:880px){
  .hero-grid,.prof{grid-template-columns:1fr;gap:2.4rem}
  .worlds,.contact-grid,.link-grid{grid-template-columns:1fr}
  .zone-grid{grid-template-columns:repeat(2,1fr)}
  .repertoire{grid-template-columns:1fr}
  .strip .wrap{grid-template-columns:1fr;gap:1.4rem;text-align:center}
  .stat{display:flex;flex-direction:column;align-items:center}
  .nav-links{display:none;position:absolute;top:100%;left:0;right:0;flex-direction:column;gap:1.2rem;
    background:var(--ink-2);padding:1.6rem 5vw;border-bottom:1px solid var(--line)}
  .nav-links.open{display:flex}
  .menu-toggle{display:block}
}
@media(max-width:520px){
  .zone-grid{grid-template-columns:1fr}
  .keyboard{height:150px}
  .big-piano .keyboard{height:180px}
}
@media(prefers-reduced-motion:reduce){
  *{scroll-behavior:auto !important;transition:none !important}
}
a:focus-visible,button:focus-visible,.key:focus-visible{outline:2px solid var(--brass);outline-offset:3px;border-radius:4px}

.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s ease, transform .7s ease}
.reveal.in{opacity:1;transform:none}