@font-face{font-family:"Fraunces";src:url(fonts/fraunces-latin-300-normal.woff2) format("woff2");font-weight:300;font-style:normal;font-display:swap}
@font-face{font-family:"Fraunces";src:url(fonts/fraunces-latin-300-italic.woff2) format("woff2");font-weight:300;font-style:italic;font-display:swap}
@font-face{font-family:"Jost";src:url(fonts/jost-latin-400-normal.woff2) format("woff2");font-weight:400;font-style:normal;font-display:swap}
@font-face{font-family:"Jost";src:url(fonts/jost-latin-500-normal.woff2) format("woff2");font-weight:500;font-style:normal;font-display:swap}
@font-face{font-family:"IBM Plex Mono";src:url(fonts/ibm-plex-mono-latin-400-normal.woff2) format("woff2");font-weight:400;font-style:normal;font-display:swap}

:root{
  --bone:#efebe3;--paper:#f8f6f1;--ink:#1b1c1e;--mute:#66635b;--line:rgba(27,28,30,.16);
  --blue:#2e4d7b;--paint:#a2b196;
  --serif:"Fraunces",Georgia,serif;--sans:"Jost",system-ui,sans-serif;--mono:"IBM Plex Mono",ui-monospace,monospace;
  --pad:clamp(24px,5vw,64px);
  --grain:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='200' height='200'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 .1 0 0 0 0 .1 0 0 0 0 .1 0 0 0 .2 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
html,body{overflow-x:clip}
body{background:var(--bone) var(--grain);background-blend-mode:normal;color:var(--ink);font:400 1.06rem/1.6 var(--sans);position:relative}
main,footer,.top{position:relative;z-index:1}
a{color:inherit}
.mono{font-family:var(--mono);font-size:.72rem;letter-spacing:.09em;text-transform:uppercase;color:var(--mute)}
.wrap{max-width:1240px;margin:0 auto;padding-inline:var(--pad)}
@media(min-width:900px){.wrap{padding-left:calc(var(--pad) + 28px)}}
h1,h2,h3{font-family:var(--serif);font-weight:300;letter-spacing:-.015em}
em{font-style:italic;color:var(--blue)}
section{padding-block:clamp(72px,11vw,150px)}
.sec{margin-bottom:clamp(36px,6vw,72px)}
.sec .mono{margin-bottom:18px}
h2{font-size:clamp(2rem,5.2vw,4.2rem);line-height:1.04}

/* fil à plomb */
.plumb{position:fixed;left:0;top:0;width:28px;height:100vh;pointer-events:none;z-index:55;color:var(--ink)}
@media(max-width:699px){.plumb{width:20px;opacity:.8}}

/* en-tête */
.top{position:fixed;top:0;left:0;right:0;z-index:50;display:flex;justify-content:space-between;align-items:center;gap:16px;padding:12px var(--pad);background:rgba(239,235,227,.9);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);transition:box-shadow .3s}
.top.sc{box-shadow:0 1px 0 var(--line)}
.mark{display:flex;flex-direction:column;text-decoration:none;line-height:1.1;min-height:44px;justify-content:center}
.mark b{font-family:var(--serif);font-weight:300;font-size:1.35rem;letter-spacing:-.01em}
.mark .mono{font-size:.62rem}
.top nav{display:flex;align-items:center;gap:clamp(14px,2.4vw,34px);font-size:.95rem}
.top nav a{text-decoration:none;position:relative;min-height:44px;display:inline-flex;align-items:center}
.top nav a:not(.tel)::after{content:"";position:absolute;left:0;right:0;bottom:9px;height:1px;background:var(--ink);transform:scaleX(0);transform-origin:left;transition:transform .35s}
.top nav a:not(.tel):hover::after{transform:scaleX(1)}
.top nav .tel{background:var(--ink);color:var(--bone);padding:0 18px;font-weight:500;border-radius:2px;transition:background .3s}
.top nav .tel:hover{background:var(--blue)}
@media(max-width:820px){.top nav a:not(.tel){display:none}}

/* boutons : plâtre étalé au survol */
.btn{position:relative;display:inline-flex;align-items:center;justify-content:center;min-height:52px;padding:0 28px;background:var(--ink);color:var(--bone);border:0;border-radius:2px;font:500 1rem var(--sans);text-decoration:none;cursor:pointer;overflow:hidden;isolation:isolate}
.btn::before{content:"";position:absolute;inset:0;background:var(--blue);transform:scaleX(0);transform-origin:left;transition:transform .5s cubic-bezier(.6,.05,.2,1);z-index:-1}
.btn:hover::before,.btn:focus-visible::before{transform:scaleX(1)}
.lnk{position:relative;display:inline-flex;align-items:center;min-height:44px;text-decoration:none;font-weight:500;background:linear-gradient(currentColor,currentColor) left bottom 10px/100% 1px no-repeat;transition:background-size .4s}
.lnk:hover{background-size:0 1px;background-position:right bottom 10px}
:focus-visible{outline:2px solid var(--blue);outline-offset:3px}

/* hero */
.hero{min-height:100svh;display:flex;flex-direction:column;justify-content:center;padding-top:110px;padding-bottom:40px}
.eyebrow{margin-bottom:22px}
h1{font-size:clamp(2.1rem,7vw,6.3rem);line-height:1;font-weight:300}
.ln{display:block;position:relative;width:max-content;max-width:100%;padding-bottom:.04em}
.ln>span{display:inline-block;clip-path:inset(-20% 100% -20% 0)}
.ln::after{content:"";position:absolute;top:8%;bottom:14%;left:0;width:3px;background:var(--blue);opacity:0}
.go .ln>span{animation:wipe 1.15s cubic-bezier(.6,.05,.2,1) forwards}
.go .ln::after{animation:blade 1.15s cubic-bezier(.6,.05,.2,1) forwards}
.go .ln:nth-child(2)>span,.go .ln:nth-child(2)::after{animation-delay:.2s}
.go .ln:nth-child(3)>span,.go .ln:nth-child(3)::after{animation-delay:.4s}
@keyframes wipe{to{clip-path:inset(-20% -4% -20% 0)}}
@keyframes blade{0%{left:0;opacity:1}88%{opacity:1}100%{left:calc(100% - 3px);opacity:0}}
.lead{max-width:46ch;margin-top:28px;font-size:1.15rem;color:#3a3a38}
.cta{display:flex;flex-wrap:wrap;align-items:center;gap:14px 30px;margin-top:28px}
.lead,.cta,.eyebrow,.level{opacity:0;transform:translateY(14px)}
.go .eyebrow{animation:up .8s .05s forwards}.go .lead{animation:up .8s .9s forwards}.go .cta{animation:up .8s 1.05s forwards}.go .level{animation:up .8s 1.2s forwards}
@keyframes up{to{opacity:1;transform:none}}

/* niveau à bulle */
.level{margin-top:clamp(32px,5vw,56px)}
.level svg{display:block;width:100%;height:auto}
.lv-body{fill:var(--paper);stroke:var(--ink);stroke-width:1.4}
.lv-ticks path{stroke:var(--ink);stroke-width:1;opacity:.35}
.lv-vial{fill:#e6ecdb;stroke:var(--ink);stroke-width:1.2;transition:fill .4s}
.lv-mark{stroke:var(--ink);stroke-width:1.2;fill:none;transition:stroke .3s}
.lv-bub{fill:rgba(255,255,255,.85);stroke:var(--ink);stroke-width:1.2}
.lv-hole{fill:var(--bone);stroke:var(--ink);stroke-width:1.2}
.level.ok .lv-vial{fill:#cfdcc0}
.level.ok .lv-mark{stroke:var(--blue);stroke-width:2}
.level figcaption{margin-top:12px}
.level figcaption span{color:var(--ink)}
.level.ok figcaption span{color:var(--blue)}

/* déclaration */
.stmt{padding-block:clamp(40px,8vw,110px)}
.stmt .mono{margin-bottom:22px}
.big{font-family:var(--serif);font-weight:300;font-size:clamp(1.55rem,3.8vw,3.1rem);line-height:1.2;letter-spacing:-.01em;max-width:24em}
.big .w{color:#bdb8ac;transition:color .5s}
.big .w.on{color:var(--ink)}

/* le geste */
.geste-grid{display:block}
.cut{position:sticky;top:76px;z-index:2;background:var(--paper);border:1px solid var(--line);padding:14px 14px 10px;margin-bottom:10px}
.cut svg{display:block;width:100%;height:auto;max-height:38vh;margin:0 auto}
.cut .cap{margin-top:6px;font-size:.6rem}
.steps{list-style:none}
.steps li{min-height:36vh;padding-block:26px;opacity:.38;transition:opacity .5s}
.steps li.on{opacity:1}
.steps .n{display:block;margin-bottom:8px;color:var(--blue)}
.steps h3{font-size:clamp(1.6rem,3vw,2.3rem);line-height:1.1;margin-bottom:12px}
.steps p{max-width:36ch;color:#3a3a38}
@media(min-width:861px){
  .geste-grid{display:grid;grid-template-columns:1fr 1.05fr;gap:clamp(30px,6vw,90px);align-items:start}
  .cut{grid-column:2;grid-row:1;top:100px;padding:22px 22px 14px;margin:0}
  .cut svg{max-height:none}
  .steps{grid-column:1;grid-row:1}
  .steps li{min-height:62vh;display:flex;flex-direction:column;justify-content:center}
}
.ly{transform-box:fill-box;transform-origin:50% 0;transform:scaleY(0);transition:transform .95s cubic-bezier(.6,.05,.2,1)}
.ly.on{transform:scaleY(1)}
.ly.late{transition-delay:.55s}
.paint{fill:var(--paint);transition:fill .6s}
.paint.c1{opacity:.78}
.edge{stroke:var(--ink);stroke-width:1.2;fill:none}
.cutline{stroke:var(--ink);stroke-width:1.2;fill:none;stroke-dasharray:5 4}
.lb{opacity:0;transition:opacity .5s .3s}.lb.on{opacity:1}
.lb text{font:400 14px var(--mono);fill:var(--ink)}
.lb circle{fill:var(--blue)}
.lead-l{stroke:var(--blue);stroke-width:1;fill:none}
#dust circle{fill:#9d9789;opacity:0}
#dust.go-dust circle{animation:dust 1.8s ease-out infinite}
@keyframes dust{0%{opacity:0;transform:translate(0,0)}20%{opacity:.8}100%{opacity:0;transform:translate(34px,-18px)}}

/* nuancier */
.room{background:var(--paper);border:1px solid var(--line);padding:clamp(10px,2vw,24px)}
.room svg{display:block;width:100%;height:auto}
.wall-line{fill:none;stroke:var(--ink);stroke-width:1.2;opacity:.5}
.win-frame{fill:var(--paper);stroke:var(--ink);stroke-width:1.4}
.win-glass{fill:#dfe8ee;stroke:var(--ink);stroke-width:1}
.win-bar{stroke:var(--ink);stroke-width:5;stroke:var(--paper)}
.win-sill{fill:var(--paper);stroke:var(--ink);stroke-width:1.2}
.skirt{fill:#f6f3ec;stroke:var(--ink);stroke-width:1}
.tape{fill:#6f94c4;opacity:.85}
.floor{fill:#cdbfa6;stroke:var(--ink);stroke-width:1}
.plank{stroke:rgba(27,28,30,.3);stroke-width:1;fill:none}
.roll-sleeve{fill:var(--paint);stroke:var(--ink);stroke-width:1.6}
.roll-frame{fill:none;stroke:var(--ink);stroke-width:2.2;stroke-linejoin:round}
.roll-handle{fill:var(--ink)}
.chips{display:grid;grid-template-columns:repeat(6,1fr);gap:12px;margin-top:36px}
.chip{background:var(--paper);border:1px solid var(--line);padding:8px 8px 12px;cursor:pointer;text-align:left;font:inherit;color:inherit;transition:transform .35s cubic-bezier(.6,.05,.2,1),box-shadow .35s,border-color .3s;min-height:44px}
.chip i{display:block;height:78px;background:var(--c,#ccc);border:1px solid rgba(0,0,0,.1)}
.chip span{display:block;margin-top:10px;font-family:var(--serif);font-weight:300;font-size:1.08rem;line-height:1.15}
.chip small{font-family:var(--mono);font-size:.62rem;color:var(--mute);letter-spacing:.08em}
.chip:hover{transform:translateY(-4px)}
.chip[aria-pressed=true]{transform:translateY(-10px);box-shadow:0 16px 24px -16px rgba(0,0,0,.4);border-color:var(--ink)}
.note{margin-top:22px}
@media(max-width:760px){.chips{grid-template-columns:repeat(3,1fr);gap:10px}.chip i{height:60px}.chip span{font-size:.98rem}}

/* outils */
.tools{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-left:1px solid var(--line)}
.tool{padding:34px 26px 38px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);transition:background .4s}
.tool:hover{background:var(--paper)}
.ic{width:64px;height:64px;margin-bottom:22px;fill:none;stroke:var(--ink);stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round;transition:stroke .3s,transform .4s}
.ic path{stroke-dasharray:1;stroke-dashoffset:0}
.js .tool .ic path{stroke-dashoffset:1}
.js .tool.in .ic path{animation:draw 1.5s .2s cubic-bezier(.6,.05,.2,1) forwards}
@keyframes draw{to{stroke-dashoffset:0}}
.tool:hover .ic{stroke:var(--blue);transform:translateY(-3px) rotate(-3deg)}
.tool h3{font-size:1.4rem;margin-bottom:8px}
.tool p{font-size:.98rem;color:var(--mute);max-width:26ch}
@media(max-width:980px){.tools{grid-template-columns:repeat(2,1fr)}}
@media(max-width:480px){.tool{padding:26px 18px 30px}.ic{width:52px;height:52px}.tool h3{font-size:1.2rem}}

/* prestations */
.svc{list-style:none;border-top:1px solid var(--line)}
.svc li{position:relative;isolation:isolate;display:grid;grid-template-columns:70px 1fr 1.1fr;gap:20px;align-items:baseline;padding:34px 14px;border-bottom:1px solid var(--line);transition:color .4s}
.svc li::before{content:"";position:absolute;inset:0;background:var(--ink);transform:scaleY(0);transform-origin:bottom;transition:transform .5s cubic-bezier(.6,.05,.2,1);z-index:-1}
.svc li:hover::before{transform:scaleY(1)}
.svc li:hover{color:var(--bone)}
.svc li:hover .mono{color:#bdb8ac}
.svc h3{font-size:clamp(1.6rem,3.2vw,2.6rem);line-height:1.1}
.svc p{color:inherit;opacity:.8;max-width:42ch}
@media(max-width:760px){.svc li{grid-template-columns:1fr;gap:6px;padding:26px 6px}}

/* contact */
.c-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:clamp(36px,7vw,110px);align-items:start}
.contact h2{margin-bottom:34px}
address{font-style:normal;line-height:1.7}
.phone{font-family:var(--serif);font-weight:300;font-size:clamp(1.9rem,3.6vw,2.8rem);text-decoration:none;letter-spacing:-.01em;display:inline-block;min-height:44px}
.phone:hover{color:var(--blue)}
label{display:block;margin-top:22px;font:400 .7rem var(--mono);letter-spacing:.09em;text-transform:uppercase;color:var(--mute)}
.contact label:first-of-type{margin-top:0}
input:not([type=hidden]):not([type=checkbox]),textarea{width:100%;background:transparent;border:0;border-bottom:1px solid var(--ink);padding:12px 0;min-height:44px;font:inherit;color:inherit;border-radius:0;outline:0;transition:border-color .3s,box-shadow .3s}
input:focus,textarea:focus{border-bottom-color:var(--blue);box-shadow:0 1px 0 var(--blue)}
textarea{resize:vertical}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.hp{position:absolute;left:-9999px}
form .btn{margin-top:30px;width:100%}
.form-msg{margin-top:14px;min-height:1.5em;font-size:.95rem}
@media(max-width:860px){.c-grid{grid-template-columns:1fr}}
@media(max-width:480px){.row2{grid-template-columns:1fr;gap:0}}

footer{display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px 30px;padding-block:34px 50px;border-top:1px solid var(--line);font:400 .72rem var(--mono);letter-spacing:.05em;color:var(--mute)}
footer a{display:inline-block;padding:10px 0}

/* apparitions */
.js .rv{opacity:0;transform:translateY(18px);transition:opacity .9s,transform .9s cubic-bezier(.2,.7,.2,1)}
.js .rv.in{opacity:1;transform:none}

/* pages légales */
.legal-page{background:var(--bone)}
.legal-page::before{display:none}
.legal{max-width:760px;margin:0 auto;padding:60px 24px}
.legal h1{font-size:clamp(2.2rem,5vw,3.6rem);margin:20px 0}
.legal h2{font-size:1.5rem;margin:28px 0 8px;color:var(--blue)}
.legal p{margin:8px 0}
.draft{background:#f1dfae;padding:10px 14px}

@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition:none!important}
  .ln>span{clip-path:none}.lead,.cta,.eyebrow,.level{opacity:1;transform:none}
  .js .rv{opacity:1;transform:none}.js .tool .ic path{stroke-dashoffset:0}
}