/* Maçonnerie Premium - système commun (style Brique et Mortier) */
@font-face{font-family:"Big Shoulders";src:url(../fonts/big-shoulders-display-latin-800-normal.woff2) format("woff2");font-weight:800;font-display:swap}
@font-face{font-family:"Big Shoulders";src:url(../fonts/big-shoulders-display-latin-900-normal.woff2) format("woff2");font-weight:900;font-display:swap}
@font-face{font-family:"Plex";src:url(../fonts/ibm-plex-sans-latin-400-normal.woff2) format("woff2");font-weight:400;font-display:swap}
@font-face{font-family:"Plex";src:url(../fonts/ibm-plex-sans-latin-600-normal.woff2) format("woff2");font-weight:600;font-display:swap}

:root{color-scheme:dark;
  --ink:#121314;--bg:#1C1D1F;--panel:#26272A;--panel2:#2D2E31;--line:#3A3B3F;
  --text:#EEEAE3;--muted:#BDB7AD;--gold:#E0B252;--gold2:#F4D48F;--gold-ink:#141516;
  --display:"Big Shoulders",Impact,"Arial Narrow",sans-serif;--body:"Plex",system-ui,sans-serif;
  --ease:cubic-bezier(.22,.61,.36,1);--wrap:1320px;--pad:clamp(16px,4vw,32px);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;overflow-x:clip}
body{margin:0;background:var(--bg);color:var(--text);font-family:var(--body);font-size:17px;line-height:1.6;overflow-x:clip}
img,video{max-width:100%;height:auto;display:block}
a{color:var(--gold)}a:hover{color:var(--gold2)}
:focus-visible{outline:3px solid var(--gold);outline-offset:3px}
input,select,textarea,button{font:inherit}
.skip{position:absolute;left:-999px;top:8px;background:var(--gold);color:var(--gold-ink);padding:10px 16px;z-index:100;font-weight:600}
.skip:focus{left:8px}
.wrap{max-width:var(--wrap);margin:0 auto;padding-inline:var(--pad)}
.d{font-family:var(--display);font-weight:900;text-transform:uppercase;line-height:.88;letter-spacing:.005em;margin:0}
.d .g,.g{color:var(--gold)}
.eyebrow{font-family:var(--display);font-weight:800;letter-spacing:.16em;font-size:18px;color:var(--gold);margin:0 0 14px;text-transform:uppercase}
.lead{font-size:19px;color:var(--muted);max-width:560px;margin:0}
.muted{color:var(--muted)}
.sec{padding-block:clamp(72px,10vw,128px)}
.h2{font-size:clamp(46px,6vw,88px)}
.h3{font-size:clamp(28px,2.6vw,36px)}

/* Boutons */
.btn{position:relative;display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:52px;padding:15px 28px;font-weight:600;text-decoration:none;border:0;cursor:pointer;overflow:hidden;isolation:isolate;transition:transform .25s var(--ease),background-color .25s,color .25s;will-change:transform}
.btn--gold{background:var(--gold);color:var(--gold-ink)}
.btn--gold:hover{color:var(--gold-ink);background:var(--gold2)}
.btn--gold::after{content:"";position:absolute;inset:0;background:linear-gradient(110deg,transparent 30%,rgba(255,255,255,.55) 50%,transparent 70%);transform:translateX(-120%);z-index:-1;animation:shine 3.6s var(--ease) infinite}
@keyframes shine{0%,55%{transform:translateX(-120%)}80%,100%{transform:translateX(120%)}}
.btn--ghost{border:2px solid var(--text);color:var(--text);background:transparent}
.btn--ghost:hover{background:var(--text);color:var(--ink)}
.btn--big{font-family:var(--display);font-weight:900;font-size:26px;text-transform:uppercase;letter-spacing:.04em;padding:16px 34px}
.btn .arr{display:inline-block;transition:transform .3s var(--ease)}
.btn:hover .arr{transform:translateX(5px)}
.pulse{position:relative}
.pulse::before{content:"";position:absolute;inset:-6px;border:2px solid var(--gold);opacity:0;animation:ring 2.4s ease-out infinite;pointer-events:none}
@keyframes ring{0%{opacity:.7;transform:scale(.96)}100%{opacity:0;transform:scale(1.12)}}

/* En-tête */
.hdr{position:fixed;inset:0 0 auto 0;z-index:50;background:rgba(10,10,10,.0);transition:background-color .35s,backdrop-filter .35s}
.hdr.is-solid{background:rgba(10,10,10,.92);backdrop-filter:blur(8px)}
.hdr__in{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:76px}
.hdr::before{content:"";position:absolute;inset:0 0 -40px;background:linear-gradient(180deg,rgba(8,8,9,.75),rgba(8,8,9,0));pointer-events:none;transition:opacity .35s;z-index:-1}.hdr.is-solid::before{opacity:0}
.hdr__logo{display:block;line-height:0;filter:drop-shadow(0 2px 10px rgba(0,0,0,.55));transition:transform .35s var(--ease)}.hdr__logo:hover{transform:scale(1.03)}.hdr__logo img{width:auto;height:62px;transition:height .35s var(--ease)}.hdr.is-solid .hdr__logo img{height:50px}
.hdr__tel{white-space:nowrap}
.nav{display:flex;gap:28px;font-family:var(--display);font-weight:800;font-size:19px;letter-spacing:.06em;text-transform:uppercase}
.nav a{color:var(--text);text-decoration:none;position:relative}
.nav a::after{content:"";position:absolute;left:0;right:0;bottom:-4px;height:2px;background:var(--gold);transform:scaleX(0);transform-origin:left;transition:transform .3s var(--ease)}
.nav a:hover::after{transform:scaleX(1)}
.hdr__tel{font-family:var(--display);font-weight:900;font-size:22px;letter-spacing:.04em}
.level{position:fixed;left:0;top:0;width:100%;height:7px;z-index:60;background:linear-gradient(180deg,rgba(214,226,120,.55),rgba(170,190,70,.35));border-bottom:1px solid var(--gold);pointer-events:none}
.level__mark{position:absolute;top:0;bottom:0;left:calc(50% - 26px);width:2px;background:rgba(18,19,20,.7)}.level__mark--r{left:calc(50% + 24px)}
.level__bubble{position:absolute;top:1px;left:0;width:46px;height:5px;border-radius:5px;background:linear-gradient(180deg,#fff,#E9F0C8);box-shadow:0 0 6px rgba(255,255,255,.8);will-change:transform}
@media(max-width:900px){.nav{display:none}.hdr__logo img,.hdr.is-solid .hdr__logo img{height:48px}}
@media(max-width:760px){.hdr__tel{display:none}.hdr__in{justify-content:center;min-height:68px}}

/* Barre d'appel mobile */
.mbar{position:fixed;left:0;right:0;bottom:0;z-index:55;display:none;grid-template-columns:1fr 1fr;background:var(--ink);border-top:1px solid var(--line)}
.mbar a{min-height:56px;display:flex;align-items:center;justify-content:center;font-weight:600;text-decoration:none}
.mbar a:first-child{color:var(--text)}
.mbar a:last-child{background:var(--gold);color:var(--gold-ink)}
@media(max-width:760px){
 .mbar{display:grid;padding-bottom:env(safe-area-inset-bottom,0px)}body{padding-bottom:calc(56px + env(safe-area-inset-bottom,0px))}
 .sec{padding-block:56px}
 .hero{min-height:88svh}.hero__in{padding-block:118px 40px}
 .hero__row .btn{flex:1 1 100%}
 .quiz__opts{grid-template-columns:repeat(3,1fr);gap:8px}.quiz__opts button{padding:10px 6px}
 .trust{grid-template-columns:1fr 1fr}.trust>div{padding:20px}.trust b{font-size:34px}
 .feat{min-height:440px}
 .wall{max-width:100%}.wall span{height:24px}
 .split{gap:32px}
 .btn--big{font-size:22px;padding:14px 22px}
 .ph img{transform:none}
}

/* Hero vidéo */
.hero{position:relative;min-height:100svh;display:flex;align-items:flex-end;overflow:hidden;background:var(--ink)}
.hero__media{position:absolute;inset:0;overflow:hidden}
.hero__media video,.hero__media img{width:100%;height:100%;object-fit:cover}
.hero__veil{position:absolute;inset:0;background:linear-gradient(0deg,rgba(14,14,15,.92) 0%,rgba(14,14,15,.45) 45%,rgba(14,14,15,.25) 100%)}
.hero__in{position:relative;width:100%;padding-block:150px 72px}
.hero__h1{font-size:clamp(64px,10vw,168px)}
.hero__row{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero__meta{margin-top:22px;font-size:15px;color:var(--muted)}
.vidbtn{position:absolute;right:var(--pad);bottom:24px;z-index:3;width:44px;height:44px;border-radius:50%;border:1px solid rgba(255,255,255,.5);background:rgba(0,0,0,.4);color:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center}
.badge{position:absolute;right:var(--pad);top:120px;z-index:3;background:var(--gold);color:var(--gold-ink);padding:18px 22px;font-family:var(--display);font-weight:900;font-size:28px;line-height:.95;text-transform:uppercase}
.badge small{display:block;font-family:var(--body);font-weight:600;font-size:12px;text-transform:none;margin-top:6px}
@media(max-width:760px){.badge{display:none}}

/* Bandeau défilant */
.marquee{overflow:hidden;background:var(--gold);color:var(--gold-ink)}
.marquee__track{display:flex;gap:48px;width:max-content;padding:16px 0;animation:slide 32s linear infinite;font-family:var(--display);font-weight:900;font-size:clamp(22px,2.6vw,32px);text-transform:uppercase;white-space:nowrap}
.marquee:hover .marquee__track{animation-play-state:paused}
@keyframes slide{to{transform:translateX(-50%)}}

/* Motif mortier */
.mortier{background-color:#232427;background-image:linear-gradient(var(--bg) 2px,transparent 2px),linear-gradient(90deg,var(--bg) 2px,transparent 2px),linear-gradient(90deg,var(--bg) 2px,transparent 2px);background-size:120px 44px,120px 88px,120px 88px;background-position:0 0,0 0,60px 44px}

/* Test du mur */
.quiz{background:var(--ink);border:2px solid var(--gold);padding:clamp(22px,3vw,36px);display:flex;flex-direction:column;gap:20px}
.quiz__top{display:flex;justify-content:space-between;font-size:14px;color:var(--muted)}
.quiz__bar{height:6px;background:#303134}.quiz__bar i{display:block;height:6px;background:var(--gold);width:33%;transition:width .5s var(--ease)}
.quiz__q{font-family:var(--display);font-weight:800;font-size:clamp(28px,3vw,36px);line-height:1.02;text-transform:uppercase;margin:0}
.quiz__opts{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:12px}
.quiz__opts button{min-height:56px;background:transparent;color:var(--text);border:2px solid #4A4B4F;font-weight:600;cursor:pointer;transition:background-color .2s,border-color .2s,transform .2s}
.quiz__opts button:hover{border-color:var(--gold);transform:translateY(-2px)}
.quiz__res{display:none}
.quiz.is-done .quiz__step{display:none}.quiz.is-done .quiz__res{display:flex;flex-direction:column;gap:14px}
.quiz__lvl{font-family:var(--display);font-weight:900;font-size:44px;line-height:.9;text-transform:uppercase;color:var(--gold);margin:0}

/* Services */
.bento{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(280px,100%),1fr));gap:18px}
.card{position:relative;background:var(--panel2);padding:30px;border-top:4px solid var(--gold);display:flex;flex-direction:column;gap:10px;transition:transform .35s var(--ease),background-color .35s;transform-style:preserve-3d}
.card:hover{background:#333438}
.card p{margin:0;color:var(--muted)}
.card .h3{line-height:.95}
.card__lnk{margin-top:auto;font-weight:600;text-decoration:none}
.feat{position:relative;min-height:540px;overflow:hidden;background:var(--ink);grid-row:span 2;display:flex;align-items:flex-end}
.feat video,.feat img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.6;transition:opacity .5s,transform 1.2s var(--ease)}
.feat:hover video{opacity:.85;transform:scale(1.04)}
.feat__in{position:relative;padding:30px;background:linear-gradient(0deg,var(--ink) 35%,rgba(18,19,20,0));width:100%;display:flex;flex-direction:column;gap:10px}
.tag{align-self:flex-start;background:var(--gold);color:var(--gold-ink);font-weight:600;font-size:13px;padding:4px 10px}

/* Mur rang par rang */
.wall{position:relative;display:grid;grid-template-columns:repeat(8,1fr);gap:6px;max-width:560px}
.wall span{display:block;height:34px;background:linear-gradient(180deg,#9A9387,#7E786E);border-radius:2px}
.wall span.g2{background:linear-gradient(180deg,#B3AA9A,#8C8478)}
.wall span.half{grid-column:span 1}.wall span.full{grid-column:span 2}
.steps{display:grid;gap:14px}
.step{background:var(--panel);padding:24px;display:grid;grid-template-columns:auto 1fr;gap:18px;align-items:start;border-left:0}
.step__n{font-family:var(--display);font-weight:900;font-size:56px;line-height:.85;color:var(--gold)}
.step h3{margin:0 0 4px;font-size:20px}.step p{margin:0;color:var(--muted);font-size:15px}

/* Réalisations */
.hs{overflow:hidden}
.hs__track{display:flex;gap:18px;width:max-content;padding-inline:var(--pad)}
.hs__item{width:min(420px,78vw);flex:none}
.hs__item img{width:100%;aspect-ratio:3/4;object-fit:cover}
.hs__item figcaption{padding-top:10px;color:var(--muted);font-size:14px}
@media(max-width:899px){.hs__track{width:auto;overflow-x:auto;scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;padding-bottom:14px;scrollbar-width:none}.hs__track::-webkit-scrollbar{display:none}.hs__item{scroll-snap-align:start;width:78vw}}
.hs__hint{display:none;margin-top:12px}@media(max-width:899px){.hs__hint{display:block}}
.ph{overflow:hidden}.ph img{transform:scale(1.15)}

/* Confiance */
.trust{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:2px;background:var(--line)}
.trust>div{background:var(--bg);padding:28px}
.trust b{display:block;font-family:var(--display);font-weight:900;font-size:44px;line-height:.9;text-transform:uppercase}
.trust>div>span{color:var(--muted);font-size:15px}.trust b span{font:inherit;color:inherit}

/* FAQ */
.faq details{border-bottom:1px solid var(--line);padding:20px 0}
.faq summary{font-weight:600;font-size:19px;cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:16px}
.faq summary::after{content:"+";font-family:var(--display);font-size:32px;line-height:.8;color:var(--gold);transition:transform .3s var(--ease)}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq p{margin:12px 0 0;color:var(--muted)}

/* Formulaire */
.form{background:var(--ink);border:2px solid var(--gold);padding:clamp(22px,3vw,34px);display:flex;flex-direction:column;gap:16px}
.form label{display:flex;flex-direction:column;gap:6px;font-weight:600;font-size:15px}
.form input,.form select,.form textarea{background:#26272A;border:0;border-bottom:2px solid #5A5B60;color:var(--text);padding:14px;min-height:50px;transition:border-color .25s}
.form input:focus,.form select:focus,.form textarea:focus{outline:none;border-bottom-color:var(--gold)}
.form .file{border:2px dashed var(--gold);padding:18px;background:#26272A;color:var(--muted)}
.hp{position:absolute;left:-9999px}
.fine{font-size:13px;color:var(--muted);margin:0}

/* Pied de page */
.ftr{background:var(--ink);padding-block:56px 40px;font-size:15px;color:var(--muted)}
.ftr__in{display:flex;flex-wrap:wrap;justify-content:space-between;gap:28px}
.ftr img{width:170px;height:auto}

/* Grilles utilitaires */
.split{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(340px,100%),1fr));gap:clamp(32px,5vw,64px);align-items:center}
.stack{display:flex;flex-direction:column;gap:18px}
.vframe{position:relative;aspect-ratio:9/16;max-height:640px;width:100%;max-width:360px;margin-inline:auto;border:2px solid var(--gold);overflow:hidden;background:var(--ink)}
.vframe video,.vframe img{width:100%;height:100%;object-fit:cover}
.tilt{transition:transform .2s ease-out}

/* Mouvement réduit : tout reste visible */
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
}

/* Sélecteur de langue */
.lang{font-family:var(--display);font-weight:900;font-size:18px;letter-spacing:.08em;color:var(--text);text-decoration:none;border:2px solid rgba(238,234,227,.5);min-width:48px;min-height:44px;display:inline-flex;align-items:center;justify-content:center;transition:border-color .25s,color .25s}
.lang:hover{border-color:var(--gold);color:var(--gold)}
@media(max-width:760px){.hdr__in{justify-content:space-between}.lang{position:static}}

/* Curseur truelle (souris seulement) */
@media (hover:hover) and (pointer:fine){
 html.js,html.js body{cursor:url(../img/truelle.svg) 2 2,auto}
 html.js a,html.js button,html.js summary,html.js label,html.js .feat{cursor:url(../img/truelle-clic.svg) 2 2,pointer}
 html.js input,html.js textarea,html.js select{cursor:text}
}
.dab{position:fixed;z-index:80;width:18px;height:12px;margin:-4px 0 0 -2px;border-radius:50% 60% 45% 55%;background:radial-gradient(circle at 35% 35%,#E4DED3,#A39B8E);pointer-events:none;box-shadow:0 1px 2px rgba(0,0,0,.4)}
/* Fil à plomb */
.plomb{position:relative;display:inline-block;width:0;height:0;vertical-align:top}
.plomb__fil,.plomb img{position:absolute;left:clamp(12px,1.6vw,26px)}
.plomb__fil{top:-40vh;width:2px;height:calc(40vh + .55em);background:linear-gradient(180deg,rgba(238,234,227,0),rgba(238,234,227,.85) 30%);transform-origin:50% 0}
.plomb img{top:.55em;width:clamp(22px,2.4vw,36px);height:auto;margin-left:calc(clamp(22px,2.4vw,36px) / -2 + 1px);transform-origin:50% -40vh}
.plomb.is-swing .plomb__fil,.plomb.is-swing img{will-change:transform}
@media(max-width:760px){.plomb__fil{top:-16vh;height:calc(16vh + .55em)}.plomb img{transform-origin:50% -16vh;width:20px;margin-left:-9px}}

/* Avant / après : balayage */
.aa{position:relative;overflow:hidden;aspect-ratio:4/5;max-height:720px;width:100%;border:2px solid var(--gold);background:var(--ink)}
.aa img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.aa__after{clip-path:inset(0 0 0 100%);transition:clip-path 1.1s cubic-bezier(.7,0,.2,1)}
.aa.is-apres .aa__after{clip-path:inset(0 0 0 0)}
.aa__tag{position:absolute;top:14px;left:14px;padding:6px 14px;font-weight:600;letter-spacing:.16em;font-size:13px;text-transform:uppercase;transition:opacity .4s}
.aa__tag--a{background:var(--ink);color:var(--text)}.aa__tag--b{background:var(--gold);color:var(--gold-ink);opacity:0}
.aa.is-apres .aa__tag--a{opacity:0}.aa.is-apres .aa__tag--b{opacity:1}
.aa__btns{display:flex;gap:10px}
.aa__btn{min-height:50px;min-width:120px;padding:12px 22px;background:transparent;color:var(--text);border:2px solid #4A4B4F;font-family:var(--display);font-weight:900;font-size:22px;text-transform:uppercase;letter-spacing:.06em;cursor:pointer;transition:background-color .25s,color .25s,border-color .25s}
.aa__btn[aria-pressed="true"]{background:var(--gold);color:var(--gold-ink);border-color:var(--gold)}
@media (prefers-reduced-motion: reduce){.aa__after{transition:none}}

/* Mobile : pas de fil à plomb sous le H1 */
@media (max-width:760px){.plomb{display:none!important}}