/* =========================================================
   MG PORTFOLIO — feuille de style unique (aucun framework)
   Sections : tokens · base · curseur · nav · hero · à propos
              · projets · page projet · géométrie · footer
   ========================================================= */

@font-face{font-family:"Instrument Serif";src:url("../fonts/InstrumentSerif-normal.woff2") format("woff2");font-style:normal;font-weight:400;font-display:swap}
@font-face{font-family:"Instrument Serif";src:url("../fonts/InstrumentSerif-italic.woff2") format("woff2");font-style:italic;font-weight:400;font-display:swap}
@font-face{font-family:"Inter Tight";src:url("../fonts/InterTight-normal.woff2") format("woff2");font-weight:300 700;font-display:swap}
@font-face{font-family:"JetBrains Mono";src:url("../fonts/JetBrainsMono-normal.woff2") format("woff2");font-weight:400;font-display:swap}

:root{
  --ink:#0b0b0c; --ink-2:#151517; --paper:#f2eee8; --paper-2:#e6e0d7;
  --fg:#f2eee8; --muted:#8d8a85; --accent:#ffb21e; --line:rgba(242,238,232,.14);
  --sans:"Inter Tight",system-ui,sans-serif; --serif:"Instrument Serif",Georgia,serif; --mono:"JetBrains Mono",ui-monospace,monospace;
  --gutter:clamp(18px,3.2vw,48px);
  --ease:cubic-bezier(.16,1,.3,1);
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{background:var(--ink);color:var(--fg);font-family:var(--sans);font-size:16px;line-height:1.55;overflow-x:hidden;-webkit-font-smoothing:antialiased}
img,video,canvas{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
ul{list-style:none}
::selection{background:var(--accent);color:var(--ink)}
.mono{font-family:var(--mono);font-size:.72rem;letter-spacing:.08em;text-transform:uppercase}
:focus-visible{outline:2px solid var(--accent);outline-offset:4px}

/* bruit de film */
.grain{position:fixed;inset:-50%;z-index:90;pointer-events:none;opacity:.07;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
  animation:grain 1s steps(6) infinite}
@keyframes grain{0%{transform:translate(0,0)}20%{transform:translate(-4%,3%)}40%{transform:translate(3%,-5%)}60%{transform:translate(-5%,-2%)}80%{transform:translate(4%,4%)}100%{transform:translate(0,0)}}

/* ---------- curseur étoile (écrans à souris uniquement) ---------- */
.cursor{display:none}
@media (hover:hover) and (pointer:fine){
  html,a,button,video{cursor:none}
  video{cursor:auto}
  .cursor{display:block;position:fixed;left:0;top:0;z-index:100;pointer-events:none;mix-blend-mode:difference;will-change:transform}
  .cursor__star{position:absolute;left:-14px;top:-14px;width:28px;height:28px;background:#fff;
    clip-path:polygon(50% 0,58% 42%,100% 50%,58% 58%,50% 100%,42% 58%,0 50%,42% 42%);
    transition:transform .35s var(--ease)}
  .cursor.is-link .cursor__star{transform:scale(2.2) rotate(45deg)}
  .cursor.is-down .cursor__star{transform:scale(.6)}
}

/* ---------- nav ---------- */
.nav{position:fixed;inset:0 0 auto 0;z-index:80;display:flex;justify-content:space-between;align-items:center;
  padding:22px var(--gutter);mix-blend-mode:difference;color:#fff}
.nav__logo{font-weight:600;letter-spacing:.2em;font-size:.95rem}
.nav__links{display:flex;gap:clamp(14px,2.4vw,34px);font-size:.78rem;text-transform:uppercase;letter-spacing:.1em}
.nav__links a{position:relative}
.nav__links a::after{content:"";position:absolute;left:0;right:0;bottom:-4px;height:1px;background:currentColor;transform:scaleX(0);transform-origin:right;transition:transform .5s var(--ease)}
.nav__links a:hover::after{transform:scaleX(1);transform-origin:left}

/* ---------- révélations ---------- */
[data-reveal]{opacity:0;transform:translateY(26px);transition:opacity 1s var(--ease),transform 1s var(--ease)}
[data-reveal].is-in{opacity:1;transform:none}
.line{display:block;overflow:hidden;padding-bottom:.08em}
.ch{display:inline-block;transform:translateY(110%) rotate(6deg);transition:transform 1.1s var(--ease);transition-delay:calc(var(--i)*45ms + var(--d,0ms))}
.is-in .ch,.line.is-in .ch{transform:none}

/* ---------- hero ---------- */
.hero{position:relative;min-height:100svh;display:flex;align-items:flex-end;padding:0 var(--gutter) clamp(70px,10vh,120px);overflow:hidden;background:radial-gradient(120% 80% at 70% 10%,#17171b 0%,var(--ink) 60%)}
.hero__canvas{position:absolute;inset:0;width:100%;height:100%}
.hero__inner{position:relative;z-index:1;width:100%}
.hero__eyebrow{color:var(--muted);margin-bottom:2vh}
.hero__title{font-weight:600;font-size:clamp(3.4rem,min(15vw,27vh),15rem);line-height:.86;letter-spacing:-.045em}
.hero__title .line--serif{font-family:var(--serif);font-weight:400;font-style:italic;letter-spacing:-.03em;margin-left:.6em}
.hero__role{margin-top:3vh;font-size:clamp(1rem,1.8vw,1.5rem);color:var(--muted);transition-delay:.7s}
.hero__role i{font-family:var(--serif);color:var(--accent)}
.hero__cue{position:absolute;z-index:1;right:var(--gutter);bottom:34px;display:flex;align-items:center;gap:12px;color:var(--muted)}
.hero__cue span{width:1px;height:46px;background:linear-gradient(var(--fg),transparent);animation:cue 2s var(--ease) infinite;transform-origin:top}
@keyframes cue{0%{transform:scaleY(0)}50%{transform:scaleY(1)}100%{transform:scaleY(1);opacity:0}}

/* ---------- à propos ---------- */
.about{padding:clamp(90px,16vh,200px) var(--gutter);max-width:1500px;margin:auto}
.about__label{color:var(--muted);margin-bottom:5vh}
.about__text{font-family:var(--serif);font-size:clamp(1.9rem,4.6vw,4.4rem);line-height:1.12;letter-spacing:-.015em;max-width:22em}
.about__text .w{opacity:.14;transition:opacity .5s}
.about__text .w.on{opacity:1}
.about__facts{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:30px;margin-top:10vh;border-top:1px solid var(--line);padding-top:28px}
.about__facts dt{color:var(--muted);margin-bottom:8px}
.about__facts dd{font-size:1.05rem}

/* ---------- projets : liste claire façon éditoriale ---------- */
.work{background:var(--paper);color:var(--ink);padding:clamp(60px,10vh,120px) var(--gutter) clamp(80px,14vh,160px);position:relative}
.work__head{display:flex;justify-content:space-between;color:#6d6963;padding-bottom:18px;border-bottom:1px solid rgba(11,11,12,.18)}
.work__item{border-bottom:1px solid rgba(11,11,12,.18)}
.work__item a{display:grid;grid-template-columns:4rem 1fr auto;align-items:baseline;gap:16px;padding:clamp(18px,3.4vw,40px) 0;transition:padding .6s var(--ease),color .3s}
.work__num{color:#8b867f}
.work__title{font-size:clamp(2rem,6.2vw,6rem);font-weight:500;letter-spacing:-.035em;line-height:1;transition:transform .6s var(--ease),font-style .3s}
.work__cat{color:#6d6963;text-align:right}
.work__cat em{color:#b97a00;font-style:normal}
.work__thumb{display:none}
.work__list:hover .work__item a{color:rgba(11,11,12,.3)}
.work__list .work__item a:hover{color:var(--ink);padding-left:clamp(10px,2vw,28px)}
.work__item a:hover .work__title{font-family:var(--serif);font-weight:400;font-style:italic}
.preview{position:fixed;left:0;top:0;width:clamp(220px,24vw,360px);aspect-ratio:4/5;z-index:60;pointer-events:none;overflow:hidden;border-radius:4px;
  opacity:0;transform:translate(-50%,-50%) scale(.85);transition:opacity .35s,transform .5s var(--ease);will-change:left,top}
.preview.is-on{opacity:1;transform:translate(-50%,-50%) scale(1)}
.preview img{width:100%;height:100%;object-fit:cover}
@media (hover:none),(max-width:760px){
  .preview{display:none}
  .work__item a{grid-template-columns:1fr;gap:10px}
  .work__num{display:none}
  .work__cat{text-align:left}
  .work__thumb{display:block;width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:4px;margin-top:8px}
}

/* ---------- page projet ---------- */
.is-project.theme-light{--fg:#0b0b0c;--muted:#6d6963;--line:rgba(11,11,12,.16);background:var(--paper)}
.is-project.theme-light .nav{color:#fff}
.phero{padding:clamp(120px,22vh,240px) var(--gutter) 4vh;max-width:1700px;margin:auto}
.phero__cat{color:var(--muted);margin-bottom:3vh}
.phero__title{font-size:clamp(3rem,11vw,11rem);font-weight:600;letter-spacing:-.045em;line-height:.9}
.phero__tag{font-family:var(--serif);font-size:clamp(1.3rem,2.6vw,2.4rem);line-height:1.2;max-width:26em;margin-top:4vh}
.badge{display:inline-block;margin-top:28px;border:1px solid var(--accent);color:var(--accent);padding:8px 14px;border-radius:99px}
.pcover{margin:6vh var(--gutter);overflow:hidden;border-radius:6px;background:var(--ink-2);max-height:80vh}
.pcover img{width:100%;height:100%;max-height:80vh;object-fit:cover;will-change:transform}
.pmeta{display:grid;grid-template-columns:1.4fr 1fr;gap:6vw;padding:6vh var(--gutter);max-width:1700px;margin:auto}
.pmeta__desc{font-size:clamp(1.1rem,1.7vw,1.5rem);line-height:1.45}
.pmeta__grid{display:grid;gap:22px;align-content:start}
.pmeta__grid dt{color:var(--muted);margin-bottom:4px}
.ulink{border-bottom:1px solid currentColor}
.pblocks{padding:4vh var(--gutter);display:grid;gap:clamp(40px,8vh,110px);max-width:1700px;margin:auto}
.pb figcaption{color:var(--muted);margin-top:12px}
.pb--img img,.pb--pair img{width:100%;border-radius:4px;background:var(--ink-2)}
.pb--img.is-half{width:min(60%,720px);margin-inline:auto}
.pb--pair{display:grid;grid-template-columns:1fr 1fr;gap:clamp(12px,2vw,28px)}
.pb--row{display:flex;flex-wrap:wrap;justify-content:center;gap:clamp(14px,2.4vw,36px)}
.pb--row figure{flex:1 1 220px}
.pb--row img{width:100%;border-radius:4px}
.pb--compare .compare{position:relative;aspect-ratio:16/9;overflow:hidden;border-radius:6px;background:var(--ink-2);--pos:50%;user-select:none}
.compare img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.compare__top{clip-path:inset(0 calc(100% - var(--pos)) 0 0)}
.compare__bar{position:absolute;top:0;bottom:0;left:var(--pos);width:2px;background:#fff;transform:translateX(-1px);pointer-events:none;mix-blend-mode:difference}
.compare__bar i{position:absolute;top:50%;left:50%;width:44px;height:44px;margin:-22px;border-radius:50%;border:2px solid #fff}
.compare__bar i::before,.compare__bar i::after{content:"";position:absolute;top:50%;width:7px;height:7px;border:solid #fff;border-width:2px 2px 0 0;margin-top:-4px}
.compare__bar i::before{left:9px;transform:rotate(-135deg)}
.compare__bar i::after{right:9px;transform:rotate(45deg)}
.compare__tag{position:absolute;bottom:14px;padding:5px 10px;border-radius:99px;background:rgba(11,11,12,.6);color:#fff;pointer-events:none}
.compare__tag--l{left:14px}.compare__tag--r{right:14px}
.compare__range{position:absolute;inset:0;width:100%;height:100%;opacity:0;margin:0;cursor:ew-resize}
.pb--video video{width:100%;border-radius:6px;background:#000}
.pb--video.is-tall{width:min(100%,420px);margin-inline:auto}
.pb--text{display:grid;grid-template-columns:1fr 2fr;gap:6vw;border-top:1px solid var(--line);padding-top:28px}
.pb--text h2{color:var(--muted);font-weight:400}
.pb--text p{font-family:var(--serif);font-size:clamp(1.4rem,2.6vw,2.4rem);line-height:1.2}
.next{display:block;margin:12vh var(--gutter) 0;padding:6vh 0;border-top:1px solid var(--line);transition:padding .6s var(--ease)}
.next:hover{padding-left:3vw}
.next .mono{color:var(--muted)}
.next__title{display:block;font-size:clamp(2.4rem,9vw,9rem);font-weight:500;letter-spacing:-.04em;line-height:1;margin-top:1vh}
.next:hover .next__title{font-family:var(--serif);font-style:italic;font-weight:400;color:var(--accent)}
@media (max-width:760px){
  .pmeta,.pb--text{grid-template-columns:1fr;gap:24px}
  .pb--img.is-half{width:100%}
}

/* ---------- Géométrie 3D (labo) ---------- */
.lab{display:grid;grid-template-columns:minmax(300px,420px) 1fr;gap:var(--gutter);padding:120px var(--gutter) 6vh;min-height:100svh;max-width:1700px;margin:auto}
.lab__panel{display:flex;flex-direction:column;gap:22px}
.lab__title{font-size:clamp(2.4rem,5vw,4.6rem);font-weight:600;letter-spacing:-.04em;line-height:.95}
.lab__title i{font-family:var(--serif);font-weight:400;color:var(--accent)}
.lab__intro{color:var(--muted);max-width:30em}
.tabs{display:flex;flex-wrap:wrap;gap:8px}
.tab{background:none;border:1px solid var(--line);color:var(--fg);font:inherit;font-size:.82rem;padding:9px 16px;border-radius:99px;transition:background .3s,color .3s,border-color .3s}
.tab:hover{border-color:var(--fg)}
.tab[aria-selected="true"]{background:var(--accent);border-color:var(--accent);color:var(--ink)}
.fields{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.field{display:flex;flex-direction:column;gap:6px}
.field[hidden]{display:none}
.field span{color:var(--muted)}
.field input{background:transparent;border:0;border-bottom:1px solid var(--line);color:var(--fg);font:inherit;font-size:1.3rem;padding:6px 0;width:100%;transition:border-color .3s}
.field input:focus{outline:none;border-color:var(--accent)}
.field input:invalid{border-color:#ff5d5d}
.results{border-top:1px solid var(--line);padding-top:18px;display:grid;gap:12px}
.results div{display:flex;justify-content:space-between;align-items:baseline;gap:12px}
.results dt{color:var(--muted)}
.results dd{font-family:var(--serif);font-size:1.9rem;color:var(--accent)}
.lab__err{color:#ff8a8a;min-height:1.4em;font-size:.85rem}
.stage{position:relative;border:1px solid var(--line);border-radius:8px;min-height:60vh;overflow:hidden;background:radial-gradient(80% 80% at 50% 40%,#18181b,var(--ink))}
.stage canvas{position:absolute;inset:0;width:100%;height:100%;touch-action:none}
.stage__hint{position:absolute;left:18px;bottom:14px;color:var(--muted);pointer-events:none}
@media (max-width:900px){.lab{grid-template-columns:1fr}.stage{min-height:55vh}}

/* ---------- footer ---------- */
.foot{padding:clamp(70px,14vh,160px) var(--gutter) 28px;background:var(--ink);color:var(--fg);border-top:1px solid var(--line)}
.is-project.theme-light .foot{background:var(--ink);color:var(--paper)}
.foot__kicker{font-family:var(--serif);font-style:italic;font-size:clamp(1.4rem,2.6vw,2.4rem);color:var(--muted)}
.foot__mail{display:inline-block;font-size:clamp(1.6rem,7.2vw,7.4rem);font-weight:500;letter-spacing:-.04em;line-height:1.05;margin:2vh 0 10vh;transition:color .3s}
.foot__mail:hover{color:var(--accent)}
.foot__row{display:flex;flex-wrap:wrap;justify-content:space-between;gap:16px;color:var(--muted);font-size:.85rem}
.foot__row a:hover{color:var(--fg)}

/* préférences d'accessibilité */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .grain{animation:none}
  [data-reveal],.ch{transition:none;opacity:1;transform:none}
  .about__text .w{opacity:1}
}