/* ============================================================================
   KVS Construction — « Appareillage »
   Tokens → layout → composants → responsive → reduced-motion
   ========================================================================== */

:root{
  /* Couleur */
  --beton:#F1EDE6; --ivoire:#FAF8F3; --charbon:#1B1916; --encre:#24221D;
  --argile:#C0512C; --argile-dk:#A4421F; --argile-soft:rgba(192,81,44,.12);
  --joint:#D9D2C7; --line:#E2DBCF; --ombre:rgba(27,25,22,.08); --ombre2:rgba(27,25,22,.16);
  --on-dark:#F1EDE6; --on-dark-mut:rgba(241,237,230,.62);
  /* Typo */
  --f-display:"Newsreader",Georgia,serif;
  --f-sans:"Geist",system-ui,sans-serif;
  --f-mono:"Geist Mono",ui-monospace,monospace;
  /* Rythme */
  --wrap:1180px; --gut:clamp(1.1rem,4vw,2.5rem);
  --r:2px; --r-btn:4px; --r-card:8px;
  --bond:50%;
  --ease:cubic-bezier(.16,1,.3,1);
  --dur:.5s;
  --hdr-h:84px;
  /* Type scale */
  --h1:clamp(2.4rem,5.4vw,4.3rem);
  --h2:clamp(1.7rem,3.4vw,2.7rem);
  --h3:clamp(1.2rem,1.8vw,1.5rem);
  --lead:clamp(1.05rem,1.5vw,1.3rem);
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:var(--beton);color:var(--encre);font-family:var(--f-sans);font-size:1.02rem;line-height:1.6;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;overflow-x:hidden}
img{height:auto;max-width:100%;display:block}
[hidden]{display:none!important}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;cursor:pointer;background:none;border:0}
input,textarea,select{font:inherit}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--argile);outline-offset:3px;border-radius:2px}

/* grain global */
body::before{content:"";position:fixed;inset:0;pointer-events:none;z-index:9990;opacity:.035;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")}

.skip{position:absolute;left:-9999px;top:0;z-index:10000;background:var(--charbon);color:var(--ivoire);padding:.7rem 1.1rem;border-radius:0 0 var(--r-btn) 0}
.skip:focus{left:0}

.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding-inline:var(--gut)}
.kicker{font-family:var(--f-mono);font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;color:var(--argile);margin:0 0 .7rem;font-weight:500}
.kicker--light{color:var(--argile)}
.sec-h{font-family:var(--f-display);font-weight:600;font-size:var(--h2);line-height:1.06;letter-spacing:-.01em;margin:0 0 1.4rem}
.sec-h--light{color:var(--ivoire)}
.sec-h--sm{font-size:clamp(1.4rem,2.2vw,1.9rem)}
.sec-lead{font-size:var(--lead);max-width:62ch;color:rgba(36,34,29,.78);margin:0 auto 2.4rem;text-align:center}
.band{padding:clamp(3.5rem,8vw,6.5rem) 0;overflow:hidden;position:relative}
.band--soft{background:var(--ivoire)}
.band--dark{background:var(--charbon);color:var(--on-dark)}
.band--dark .kicker{color:var(--argile)}
.band--dark .sec-lead{color:var(--on-dark-mut)}
.band--cta{padding:clamp(3.2rem,7vw,5.5rem) 0}
.lnk{display:inline-flex;align-items:center;gap:.45em;font-weight:600;color:var(--argile);gap:.5rem}
.lnk svg{transition:transform .3s var(--ease)}
.lnk:hover svg{transform:translateX(3px)}
.band-more{margin-top:1.8rem;text-align:center}

/* boutons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.55em;padding:.85rem 1.3rem;border-radius:var(--r-btn);font-weight:600;font-size:.96rem;line-height:1;transition:transform .25s var(--ease),background .25s var(--ease),box-shadow .25s var(--ease);will-change:transform;text-align:center}
.btn svg{flex:none}
.btn--primary{background:var(--argile);color:#fff;box-shadow:0 1px 0 var(--argile-dk) inset}
.btn--primary:hover{background:var(--argile-dk)}
.btn--ghost{background:transparent;color:inherit;border:1.5px solid currentColor}
.btn--ghost:hover{background:rgba(192,81,44,.08)}
.btn--call{background:var(--charbon);color:#fff}
.btn--sm{padding:.6rem .95rem;font-size:.86rem}
.btn--block{width:100%}
.ctacouple{display:flex;gap:.7rem;flex-wrap:wrap}
.ctacouple--stack{flex-direction:column;align-items:stretch}
.ctacouple--stack .btn{width:100%}
@media (hover:none){.btn:active{transform:scale(.98)}}

/* ============ HEADER ============ */
.hdr{position:fixed;inset:0 0 auto 0;z-index:200;transition:background .4s var(--ease),box-shadow .4s var(--ease),backdrop-filter .4s}
.hdr-inner{width:100%;max-width:var(--wrap);margin:0 auto;padding:1.25rem var(--gut);display:flex;align-items:center;gap:1.2rem;transition:padding .4s var(--ease)}
.hdr.is-solid{background:rgba(241,237,230,.86);backdrop-filter:blur(14px);box-shadow:0 1px 0 var(--line)}
.hdr.is-solid .hdr-inner{padding-top:.7rem;padding-bottom:.7rem}

/* Home : hero sombre → header clair (transparent) au sommet, foncé une fois solide.
   Pages intérieures : phero clair → texte foncé d'office, lisible. */
.brand,.navlink,.burger,.hdr-cta .btn--ghost{transition:color .3s var(--ease)}
body[data-slug="/"] .hdr:not(.is-solid) .brand,
body[data-slug="/"] .hdr:not(.is-solid) .navlink,
body[data-slug="/"] .hdr:not(.is-solid) .burger{color:var(--ivoire)}
body[data-slug="/"] .hdr:not(.is-solid) .brand-txt small{color:rgba(255,255,255,.72)}
body[data-slug="/"] .hdr:not(.is-solid) .hdr-cta .btn--ghost{color:var(--ivoire);border-color:rgba(255,255,255,.5)}
body[data-slug="/"] .hdr:not(.is-solid) .navlink:hover{color:#fff}
body[data-slug="/"] .hdr:not(.is-solid) .navlink.is-active{color:#fff}
body[data-slug="/"] .hdr:not(.is-solid) .navlink.is-active::after{background:var(--argile)}
.brand{display:inline-flex;align-items:center;gap:.6rem;color:var(--encre);font-family:var(--f-display)}
.brand-mark{color:var(--argile);display:inline-flex;line-height:0}
.brand-mark svg{display:block}
.brand-txt{display:flex;flex-direction:column;line-height:1.05}
.brand-txt strong{font-weight:700;font-size:1.18rem;letter-spacing:-.01em}
.brand-txt small{font-family:var(--f-mono);font-size:.6rem;letter-spacing:.1em;text-transform:uppercase;color:rgba(36,34,29,.55)}
.nav{display:flex;align-items:center;gap:1.5rem;margin-left:auto}
.navlink{font-size:.94rem;font-weight:500;color:var(--encre);padding:.4rem 0;position:relative;transition:color .25s}
.navlink:hover{color:var(--argile)}
.navlink.is-active{color:var(--argile)}
.navlink.is-active::after{content:"";position:absolute;left:0;right:0;bottom:-3px;height:2px;background:var(--argile)}
.nav-item--mega{position:relative}
.navlink[data-mega-trigger]{display:inline-flex;align-items:center;gap:.3rem}
.mega{position:absolute;top:calc(100% + 1.4rem);left:50%;transform:translateX(-50%) translateY(8px);width:min(720px,92vw);background:var(--ivoire);border:1px solid var(--line);border-radius:var(--r-card);box-shadow:0 24px 60px -20px var(--ombre2);padding:1.2rem;opacity:0;visibility:hidden;transition:opacity .3s var(--ease),transform .3s var(--ease);display:block}
.nav-item--mega:hover .mega,.mega[data-open]{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
.mega-grid{display:grid;grid-template-columns:1.6fr 1fr;gap:1rem}
.mega-offer{display:grid;grid-template-columns:1fr 1fr;gap:.3rem}
.mega-link{display:flex;gap:.6rem;padding:.6rem;border-radius:var(--r-btn);transition:background .2s}
.mega-link:hover{background:var(--beton)}
.mega-ic{color:var(--argile);flex:none}
.mega-tx{display:flex;flex-direction:column}
.mega-tx strong{font-size:.9rem;font-weight:600}
.mega-tx small{font-size:.74rem;color:rgba(36,34,29,.6)}
.mega-action{background:var(--charbon);color:var(--ivoire);border-radius:var(--r-btn);padding:1.1rem;display:flex;flex-direction:column;gap:.7rem}
.mega-action .kicker{color:var(--argile)}
.mega-h{font-family:var(--f-display);font-size:1.15rem;font-weight:600;line-height:1.15;margin:0}
.mega-action .btn{color:#fff}
.hdr-cta{display:flex;align-items:center;gap:.55rem;margin-left:.4rem}
.burger{display:none;padding:.45rem;color:var(--encre)}

/* ============ MENU MOBILE ============ */
.mmenu{position:fixed;inset:0;z-index:300;background:var(--beton);overflow-y:auto;transform:translateX(100%);visibility:hidden;transition:transform .4s var(--ease),visibility .4s var(--ease);display:flex;flex-direction:column}
.mmenu.is-open{transform:translateX(0);visibility:visible}
.mmenu-bar{display:flex;align-items:center;justify-content:space-between;padding:1.1rem var(--gut);border-bottom:1px solid var(--line)}
.mmenu-bar .brand{font-size:1.1rem}
.mmenu-tabs{display:flex;gap:.4rem;padding:.8rem var(--gut);border-bottom:1px solid var(--line)}
.mmenu-tab{flex:1;padding:.7rem;border:1px solid var(--line);border-radius:var(--r-btn);font-weight:600;font-size:.9rem;color:rgba(36,34,29,.6)}
.mmenu-tab.is-active{background:var(--charbon);color:#fff;border-color:var(--charbon)}
.mmenu-panel{padding:1.4rem var(--gut) 2rem;display:flex;flex-direction:column;gap:1.6rem}
.mmenu-panel[hidden]{display:none}
.mmenu-nav{display:flex;flex-direction:column}
.mmenu-nav a{padding:.85rem 0;font-size:1.5rem;font-family:var(--f-display);font-weight:600;border-bottom:1px solid var(--line)}
.mmenu-services{display:flex;flex-direction:column;gap:.1rem}
.mmenu-srv{display:flex;align-items:center;gap:.6rem;padding:.55rem 0;font-size:.95rem;color:rgba(36,34,29,.8)}
.mmenu-srv svg{color:var(--argile)}

/* ============ STICKY CTA MOBILE ============ */
.stickycta{position:fixed;bottom:0;left:0;right:0;z-index:180;display:flex;gap:.5rem;padding:.6rem var(--gut);background:rgba(241,237,230,.94);backdrop-filter:blur(12px);border-top:1px solid var(--line);transform:translateY(120%);transition:transform .4s var(--ease)}
.stickycta:not([hidden]){transform:translateY(0)}
.stickycta .btn--primary{flex:1.4}
.stickycta .btn--call{flex:1}

/* ============ HERO ============ */
.hero{min-height:100vh;display:flex;align-items:flex-end;padding-top:var(--hdr-h);position:relative;color:#fff;overflow:hidden}
.hero-bg{position:absolute;inset:0;z-index:-2;background-size:cover;background-position:center;filter:brightness(.5) saturate(.9)}
.hero::after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(180deg,rgba(27,25,22,.5) 0%,rgba(27,25,22,.2) 35%,rgba(27,25,22,.82) 100%)}
.hero-grid{display:grid;grid-template-columns:1.5fr .85fr;gap:2rem;align-items:end;padding-bottom:clamp(3rem,9vw,6rem);padding-top:2rem}
.hero-loc{display:inline-flex;align-items:center;gap:.4rem;font-family:var(--f-mono);font-size:.74rem;letter-spacing:.08em;text-transform:uppercase;color:rgba(255,255,255,.8);margin:0 0 1.2rem}
.hero-h{font-family:var(--f-display);font-weight:600;font-size:var(--h1);line-height:1;letter-spacing:-.015em;margin:0 0 1.3rem}
.hero-h span{color:var(--argile);font-style:italic}
.hero-lead{font-size:var(--lead);max-width:48ch;color:rgba(255,255,255,.86);margin:0 0 1.8rem}
.hero-cta{margin-bottom:1.8rem}
.hero-cta .btn--ghost{color:#fff}
.hero-proof{display:flex;gap:2rem;flex-wrap:wrap;border-top:1px solid rgba(255,255,255,.2);padding-top:1.2rem}
.hero-proof li{display:flex;flex-direction:column}
.hero-proof strong{font-family:var(--f-display);font-size:1.8rem;font-weight:600;color:var(--argile)}
.hero-proof span{font-size:.78rem;color:rgba(255,255,255,.7);max-width:14ch}
.hero-card{background:rgba(27,25,22,.55);backdrop-filter:blur(8px);border:1px solid rgba(255,255,255,.15);border-radius:var(--r-card);padding:1.3rem;display:flex;flex-direction:column;gap:.4rem;position:relative}
.hero-card-dot{position:absolute;top:1rem;right:1rem}
.ping{display:inline-block;width:10px;height:10px;border-radius:50%;background:var(--argile);box-shadow:0 0 0 0 var(--argile);animation:ping 2s var(--ease) infinite}
@keyframes ping{0%{box-shadow:0 0 0 0 rgba(192,81,44,.6)}70%{box-shadow:0 0 0 12px rgba(192,81,44,0)}100%{box-shadow:0 0 0 0 rgba(192,81,44,0)}}
.hero-card .kicker{color:var(--argile)}
.hero-card-h{font-family:var(--f-display);font-size:1.15rem;font-weight:600;margin:0;line-height:1.15}
.hero-card-p{font-size:.82rem;color:rgba(255,255,255,.7);margin:0}
.hero-card .lnk{color:var(--argile);margin-top:.4rem}

/* ============ PHero (pages intérieures) ============ */
.phero{background:var(--ivoire);padding:calc(var(--hdr-h) + 2.2rem) 0 2.4rem}
.phero .kicker{margin-bottom:.9rem}
.phero h1{font-family:var(--f-display);font-weight:600;font-size:var(--h1);line-height:1.02;letter-spacing:-.015em;margin:.3rem 0 1.1rem;max-width:18ch}
.phero-lead{font-size:var(--lead);max-width:60ch;color:rgba(36,34,29,.74);margin:0 0 1.6rem}
.phero-cta{margin-bottom:0}
.phero-grid{display:grid;grid-template-columns:1.5fr .9fr;gap:2rem;align-items:start;margin-top:1.4rem}
.phero-aside-card{background:var(--beton);border:1px solid var(--line);border-radius:var(--r-card);padding:1.4rem;display:flex;flex-direction:column;gap:1rem}
.phero-quote{display:flex;gap:.6rem;font-family:var(--f-display);font-style:italic;font-size:1.1rem;line-height:1.3;color:var(--encre);margin:0}
.phero-quote svg{color:var(--argile);flex:none}
.phero--devis{background:var(--charbon);color:var(--on-dark);padding-bottom:3rem}
.phero--devis .kicker{color:var(--argile)}
.phero--devis h1,.phero--devis .phero-lead{color:var(--ivoire)}
.phero--devis .phero-lead{color:var(--on-dark-mut)}

/* breadcrumb */
.bc{margin-bottom:1.4rem}
.bc ol{display:flex;flex-wrap:wrap;gap:.5rem;align-items:center;font-family:var(--f-mono);font-size:.72rem;letter-spacing:.06em;text-transform:uppercase}
.bc a{color:rgba(36,34,29,.55)}
.bc a:hover{color:var(--argile)}
.bc [aria-current="page"] span{color:var(--argile)}
.bc-sep{color:rgba(36,34,29,.3)}

/* ============ SERVICE CARDS ============ */
.serv-intro .sec-lead{margin-inline:auto}
.scards{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}
.scard{display:flex;flex-direction:column;gap:.5rem;padding:1.5rem;background:var(--ivoire);border:1px solid var(--line);border-radius:var(--r-card);position:relative;transition:transform .3s var(--ease),box-shadow .3s var(--ease),border-color .3s}
.scard::before{content:"";position:absolute;left:0;top:0;width:0;height:3px;background:var(--argile);transition:width .35s var(--ease)}
.scard:hover{transform:translateY(-4px);box-shadow:0 18px 40px -22px var(--ombre2);border-color:transparent}
.scard:hover::before{width:100%}
.scard-ic{color:var(--argile)}
.scard h3{font-family:var(--f-display);font-size:1.25rem;font-weight:600;margin:.2rem 0 0}
.scard p{margin:0 0 .8rem;color:rgba(36,34,29,.66);font-size:.92rem;flex:1}
.scards--hub{grid-template-columns:repeat(4,1fr)}

/* ============ PROJECT CARDS ============ */
.pcards{display:grid;grid-template-columns:repeat(3,1fr);gap:1.2rem}
.pcards--feat{grid-template-columns:repeat(3,1fr)}
.pcards--grid{grid-template-columns:repeat(3,1fr)}
.pcard{position:relative;background:var(--ivoire);border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;transition:transform .3s var(--ease),box-shadow .3s var(--ease);display:flex;flex-direction:column}
.pcard:hover{transform:translateY(-4px);box-shadow:0 20px 44px -22px var(--ombre2)}
.pcard-a{position:absolute;inset:0;z-index:3}
.pcard-img{aspect-ratio:16/10;background:var(--joint);background-size:cover;background-position:center}
.pcard-body{padding:1.1rem 1.2rem 1.3rem;display:flex;flex-direction:column;gap:.35rem}
.pcard-tag{font-family:var(--f-mono);font-size:.68rem;letter-spacing:.08em;text-transform:uppercase;color:var(--argile);font-weight:500}
.pcard-body h3{font-family:var(--f-display);font-size:1.15rem;font-weight:600;margin:.1rem 0 0;line-height:1.2}
.pcard-place{display:flex;align-items:center;gap:.35rem;font-size:.82rem;color:rgba(36,34,29,.6);margin:0}
.pcard-blurb{font-size:.9rem;color:rgba(36,34,29,.72);margin:.2rem 0 .6rem;flex:1}
.pcard .lnk{font-size:.85rem}

/* ============ REVIEWS ============ */
.reviews-note{text-align:center;font-size:.82rem;color:rgba(36,34,29,.55);margin-top:1.6rem}
.reviews-note a{color:var(--argile)}
.reviews-warn{background:var(--argile-soft);border-left:3px solid var(--argile);padding:1rem 1.2rem;border-radius:0 var(--r-btn) var(--r-btn) 0}
.reviews-warn a{color:var(--argile);font-weight:600}
.rcards{display:grid;grid-template-columns:repeat(3,1fr);gap:1.2rem}
.rcards--grid{grid-template-columns:repeat(3,1fr)}
.rcard{background:var(--ivoire);border:1px solid var(--line);border-radius:var(--r-card);padding:1.4rem;display:flex;flex-direction:column;gap:1rem;margin:0}
.rcard-q{display:flex;flex-direction:column;gap:.5rem;margin:0}
.rcard-q svg{color:var(--argile)}
.rcard-q p{font-family:var(--f-display);font-size:1.05rem;line-height:1.4;font-style:italic;margin:0}
.rcard-f{display:flex;flex-direction:column;gap:.1rem;border-top:1px solid var(--line);padding-top:.9rem}
.rcard-f strong{font-size:.92rem}
.rcard-f small{font-size:.76rem;color:rgba(36,34,29,.55);font-family:var(--f-mono)}

/* ============ SIGNS ============ */
.signs-intro{max-width:60ch;color:rgba(36,34,29,.72);margin:0 0 1.8rem}
.signs-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:1rem}
.signs-item{display:flex;flex-direction:column;gap:.6rem;padding:1.2rem;background:var(--ivoire);border:1px solid var(--line);border-radius:var(--r-card);border-top:3px solid var(--argile)}
.signs-n{font-family:var(--f-mono);font-size:.78rem;color:var(--argile);font-weight:600}
.signs-item span:last-child{font-size:.9rem;line-height:1.4}

/* ============ COST ============ */
.cost-wrap{display:grid;grid-template-columns:.8fr 1.2fr;gap:2rem;align-items:start}
.cost-side p{color:rgba(36,34,29,.72);margin:.6rem 0}
.cost-factors{display:grid;grid-template-columns:1fr 1fr;gap:.8rem;grid-column:2}
.cost-factors li{display:flex;gap:.7rem;padding:1rem;background:var(--ivoire);border:1px solid var(--line);border-radius:var(--r-btn)}
.cost-factors svg{color:var(--argile);flex:none}
.cost-factors strong{display:block;font-size:.92rem}
.cost-factors small{font-size:.78rem;color:rgba(36,34,29,.6)}
.cost-sim{grid-column:1/-1;margin-top:.5rem}

/* ============ SIMULATOR ============ */
.sim{background:var(--charbon);color:var(--ivoire);border-radius:var(--r-card);padding:1.6rem}
.sim .kicker{color:var(--argile)}
.sim-h{font-family:var(--f-display);font-size:1.5rem;font-weight:600;margin:.2rem 0 .4rem}
.sim-sub{font-size:.85rem;color:var(--on-dark-mut);margin:0 0 1.2rem}
.sim-q{margin-bottom:1rem}
.sim-q[hidden]{display:none}
.sim-l{display:block;font-family:var(--f-mono);font-size:.74rem;letter-spacing:.06em;text-transform:uppercase;color:var(--on-dark-mut);margin-bottom:.6rem}
.sim-opts{display:flex;flex-wrap:wrap;gap:.5rem}
.sim-opts button{padding:.6rem .9rem;border:1px solid rgba(241,237,230,.25);border-radius:var(--r-btn);color:var(--ivoire);font-size:.86rem;transition:background .2s,border-color .2s}
.sim-opts button:hover{border-color:var(--argile)}
.sim-opts button.is-active{background:var(--argile);border-color:var(--argile)}
.sim-out[hidden]{display:none}
.sim-range{font-family:var(--f-display);font-size:1.6rem;font-weight:600;margin:.6rem 0;color:var(--argile)}
.sim-note{font-size:.76rem;color:var(--on-dark-mut);margin:0 0 1rem;line-height:1.5}

/* ============ AIDS ============ */
.aids-intro{max-width:70ch;color:rgba(36,34,29,.72);margin:0 0 1.8rem}
.aids-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}
.aids-card{padding:1.4rem;background:var(--ivoire);border:1px solid var(--line);border-radius:var(--r-card);border-left:3px solid var(--argile)}
.aids-card h3{font-family:var(--f-display);font-size:1.2rem;font-weight:600;margin:0 0 .5rem}
.aids-card p{font-size:.9rem;color:rgba(36,34,29,.74);margin:0 0 .6rem}
.aids-card small{font-size:.78rem;color:rgba(36,34,29,.55);font-style:italic}

/* ============ PROCESS ============ */
.proc-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:1.2rem}
.proc-step{display:flex;flex-direction:column;gap:.6rem;padding:1.3rem;background:var(--ivoire);border:1px solid var(--line);border-radius:var(--r-card)}
.proc-n{font-family:var(--f-mono);font-size:.78rem;color:var(--argile);font-weight:600}
.proc-step strong{font-family:var(--f-display);font-size:1.1rem}
.proc-step p{font-size:.88rem;color:rgba(36,34,29,.7);margin:.3rem 0 0}

/* ============ FAQ ============ */
.faq-list{max-width:780px;margin:0 auto;display:flex;flex-direction:column;gap:.6rem}
.faq{background:var(--ivoire);border:1px solid var(--line);border-radius:var(--r-btn);overflow:hidden}
.faq summary{padding:1.1rem 1.3rem;font-weight:600;font-size:1rem;cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:1rem}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-family:var(--f-mono);color:var(--argile);font-size:1.2rem;transition:transform .3s}
.faq[open] summary::after{transform:rotate(45deg)}
.faq-a{padding:0 1.3rem 1.2rem;color:rgba(36,34,29,.74);font-size:.94rem}

/* ============ COMPLEMENT ============ */
.comp-wrap{display:grid;grid-template-columns:1fr auto;gap:2rem;align-items:center}
.comp-mark{color:var(--argile);opacity:.3}

/* ============ BRICK REVEAL (screenshot moment) ============ */
.rb-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:2.5rem;align-items:center}
.rb-txt p{color:var(--on-dark-mut);margin:.8rem 0;max-width:46ch}
.rb-cote{display:flex;align-items:baseline;gap:.7rem;font-family:var(--f-mono);margin-top:1.4rem}
.cote-l{font-size:.72rem;letter-spacing:.12em;color:var(--on-dark-mut)}
.cote-v{font-size:1rem;color:var(--argile);font-weight:600}
.rb-wall{width:100%;height:auto}
.rb-wall .brk{fill:none;stroke:var(--argile);stroke-width:1.4;stroke-dasharray:140;stroke-dashoffset:140}
.reveal-brick.is-in .brk{animation:laybrick .5s var(--ease) forwards}
.reveal-brick.is-in .brk:nth-child(odd){animation-delay:calc(var(--i,0)*40ms)}
.rb-wall .brk:nth-child(1){animation-delay:0ms}
@keyframes laybrick{to{stroke-dashoffset:0;fill:rgba(192,81,44,.08)}}

/* ============ TWO-COL + SIDEBAR ============ */
.two-col{display:grid;grid-template-columns:1fr 380px;gap:2.5rem;align-items:start}
.two-main{min-width:0}
.two-main p{margin:.7rem 0;color:rgba(36,34,29,.78)}
.sidebar{position:sticky;top:calc(var(--hdr-h) + 1rem)}
.sidebar-stick{background:var(--ivoire);border:1px solid var(--line);border-radius:var(--r-card);padding:1.4rem;box-shadow:0 20px 50px -30px var(--ombre2)}
.sidebar-head h3{font-family:var(--f-display);font-size:1.3rem;font-weight:600;margin:.2rem 0 1rem}
.sidebar-host{margin-bottom:1rem}
.sidebar-or{text-align:center}
.sidebar-or span{display:block;font-family:var(--f-mono);font-size:.7rem;letter-spacing:.1em;text-transform:uppercase;color:rgba(36,34,29,.45);margin:.6rem 0}
.service-intro .two-main h2{font-family:var(--f-display);font-size:var(--h2);font-weight:600;margin:.2rem 0 1rem;line-height:1.1}

/* ============ WIDE FORM ============ */
.wf{display:grid;grid-template-columns:1fr 1fr;gap:2.5rem;align-items:center}
.wf-h{font-family:var(--f-display);font-size:var(--h2);font-weight:600;margin:.2rem 0 1.2rem;line-height:1.08}
.wf-points{display:flex;flex-direction:column;gap:.9rem}
.wf-points li{font-size:.92rem;color:rgba(36,34,29,.78)}
.wf-step{font-family:var(--f-mono);font-size:.74rem;color:var(--argile);font-weight:600;margin-right:.4rem}

/* ============ MULTISTEP ============ */
.ms-progress{display:flex;gap:0;margin-bottom:1.2rem;counter-reset:s}
.ms-progress li{flex:1;font-family:var(--f-mono);font-size:.66rem;letter-spacing:.06em;text-transform:uppercase;color:rgba(36,34,29,.4);padding:.5rem 0;border-top:2px solid var(--line);position:relative}
.ms-progress li.is-active{color:var(--argile);border-color:var(--argile)}
.ms-progress li.is-done{color:var(--argile);border-color:var(--argile)}
.ms-step[hidden]{display:none}
.ms-legend{font-family:var(--f-display);font-size:1.25rem;font-weight:600;margin:0 0 1rem}
.ms-cards{display:grid;grid-template-columns:1fr 1fr;gap:.6rem}
.ms-card{position:relative;display:flex;flex-direction:column;gap:.15rem;text-align:left;padding:.9rem 1rem;border:1.5px solid var(--line);border-radius:var(--r-btn);transition:border-color .2s,background .2s}
.ms-card:hover{border-color:var(--argile)}
.ms-card.is-active{border-color:var(--argile);background:var(--argile-soft)}
.ms-card-v{font-weight:600;font-size:.92rem}
.ms-card-s{font-size:.76rem;color:rgba(36,34,29,.6)}
.ms-card svg{position:absolute;top:.7rem;right:.7rem;color:var(--argile);opacity:0;transition:opacity .2s}
.ms-card.is-active svg{opacity:1}
.ms-recap{font-size:.82rem;color:rgba(36,34,29,.6);background:var(--beton);padding:.7rem .9rem;border-radius:var(--r-btn);margin:0 0 1rem;font-family:var(--f-mono)}
.ms-fields{display:grid;grid-template-columns:1fr 1fr;gap:.7rem}
.fld{display:flex;flex-direction:column;gap:.3rem}
.fld--full{grid-column:1/-1}
.fld span{font-family:var(--f-mono);font-size:.7rem;letter-spacing:.04em;text-transform:uppercase;color:rgba(36,34,29,.6)}
.fld input,.fld textarea{padding:.7rem .8rem;border:1.5px solid var(--line);border-radius:var(--r-btn);background:var(--ivoire);font-family:var(--f-sans)}
.fld input:focus,.fld textarea:focus{outline:none;border-color:var(--argile)}
.ms-consent{display:flex;gap:.6rem;align-items:flex-start;margin-top:.9rem;font-size:.78rem;color:rgba(36,34,29,.66)}
.ms-consent input{margin-top:.2rem;accent-color:var(--argile)}
.ms-nav{display:flex;justify-content:space-between;gap:.6rem;margin-top:1.2rem}
.ms-nav [hidden]{display:none!important}
.ms-done[hidden]{display:none}
.ms-done{text-align:center;padding:1.4rem;display:flex;flex-direction:column;align-items:center;gap:.5rem}
.ms-done svg{color:#3a8f4f;stroke:#3a8f4f}
.ms-done h3{font-family:var(--f-display);font-size:1.4rem;margin:.3rem 0 0}
.ms-done-ref{font-family:var(--f-mono);font-size:.78rem;color:rgba(36,34,29,.55)}

/* ============ BEFORE / AFTER ============ */
.ba{margin:0;position:relative;background:var(--ivoire)}
.ba-track{position:relative;aspect-ratio:16/9;overflow:hidden;border-radius:var(--r-card);user-select:none}
.ba-track img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.ba-after{z-index:1}
.ba-clip{position:absolute;inset:0;z-index:2;width:50%;overflow:hidden}
.ba-before{position:absolute;inset:0;width:100vw;max-width:none;height:100%}
.ba-tag{position:absolute;top:.8rem;z-index:4;font-family:var(--f-mono);font-size:.66rem;letter-spacing:.08em;padding:.3rem .55rem;background:rgba(27,25,22,.8);color:#fff;border-radius:2px}
.ba-tag--avant{left:.8rem}
.ba-tag--apres{right:.8rem}
.ba-range{position:absolute;inset:0;width:100%;height:100%;z-index:5;opacity:0;cursor:ew-resize;margin:0}
.ba-handle{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);z-index:4;width:38px;height:38px;border-radius:50%;background:var(--argile);color:#fff;display:flex;align-items:center;justify-content:center;pointer-events:none;box-shadow:0 4px 14px var(--ombre2)}
.ba-cap{font-family:var(--f-mono);font-size:.74rem;color:rgba(36,34,29,.55);text-align:center;margin-top:.7rem}

/* ============ ZONES ============ */
.zone-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}
.zone-card{display:flex;flex-direction:column;gap:.5rem;padding:1.4rem;background:var(--ivoire);border:1px solid var(--line);border-radius:var(--r-card);transition:transform .3s var(--ease),border-color .3s}
.zone-card:hover{transform:translateY(-4px);border-color:var(--argile)}
.zone-n{color:var(--argile)}
.zone-card h3{font-family:var(--f-display);font-size:1.3rem;font-weight:600;margin:0}
.zone-card p{font-size:.86rem;color:rgba(36,34,29,.7);flex:1;margin:0}

/* ============ ABOUT ============ */
.about-side{display:flex;flex-direction:column;gap:1.4rem}
.about-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:.6rem;background:var(--ivoire);border:1px solid var(--line);border-radius:var(--r-card);padding:1.2rem}
.about-stats div{display:flex;flex-direction:column}
.about-stats strong{font-family:var(--f-display);font-size:1.6rem;color:var(--argile)}
.about-stats span{font-size:.72rem;color:rgba(36,34,29,.6)}
.bigquote{display:flex;gap:.8rem;margin:1.6rem 0 0;padding:1.2rem;border-left:3px solid var(--argile);background:var(--ivoire);border-radius:0 var(--r-btn) var(--r-btn) 0}
.bigquote svg{color:var(--argile);flex:none}
.bigquote p{font-family:var(--f-display);font-size:1.2rem;font-style:italic;margin:0;line-height:1.4}
.trust-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem;margin-top:1.6rem}
.trust-grid div{padding:1.2rem;background:var(--beton);border:1px solid var(--line);border-radius:var(--r-card)}
.trust-grid strong{display:block;font-family:var(--f-display);font-size:1.4rem;color:var(--argile);margin-bottom:.3rem}
.trust-grid p{font-size:.84rem;color:rgba(36,34,29,.68);margin:0}
.why-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.4rem;margin-top:1.6rem}
.why-grid strong{font-family:var(--f-display);font-size:1.15rem;display:block;margin-bottom:.4rem}
.why-grid p{font-size:.9rem;color:rgba(36,34,29,.7);margin:0}

/* ============ DEVIS ============ */
.devis-grid{display:grid;grid-template-columns:1.4fr .9fr;gap:2.5rem;align-items:start}
.devis-form-wrap{background:var(--ivoire);border:1px solid var(--line);border-radius:var(--r-card);padding:1.6rem;position:sticky;top:calc(var(--hdr-h) + 1rem)}
.tl{display:flex;flex-direction:column;gap:.4rem;padding-left:0;counter-reset:t}
.tl-item{display:grid;grid-template-columns:auto 1fr;gap:1.1rem;padding:1rem 0;border-bottom:1px solid var(--line)}
.tl-item:last-child{border-bottom:0}
.tl-num{font-family:var(--f-mono);font-size:.8rem;color:var(--argile);font-weight:600}
.tl-step{font-family:var(--f-mono);font-size:.72rem;letter-spacing:.06em;text-transform:uppercase;color:rgba(36,34,29,.55)}
.tl-body h3{font-family:var(--f-display);font-size:1.15rem;margin:.1rem 0 .3rem}
.tl-body p{font-size:.88rem;color:rgba(36,34,29,.68);margin:0}
.devis-call{margin-top:1.4rem;display:flex;flex-direction:column;gap:.5rem}
.devis-call p{font-family:var(--f-mono);font-size:.72rem;letter-spacing:.06em;text-transform:uppercase;color:rgba(36,34,29,.5);margin:0 0 .3rem}

/* ============ CONTACT ============ */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:2.5rem;align-items:start}
.contact-channels{display:flex;flex-direction:column;gap:.5rem}
.contact-row{display:flex;gap:1rem;align-items:center;padding:1.1rem;background:var(--ivoire);border:1px solid var(--line);border-radius:var(--r-btn);transition:border-color .2s}
.contact-row:hover{border-color:var(--argile)}
.contact-row span:first-child{color:var(--argile);flex:none}
.contact-row strong{display:block;font-family:var(--f-display);font-size:1.15rem}
.contact-row small{font-size:.78rem;color:rgba(36,34,29,.6)}
.contact-hours{margin-top:1rem;padding:1.1rem;background:var(--beton);border-radius:var(--r-btn)}
.contact-hours h3{font-family:var(--f-display);margin:0 0 .6rem}
.contact-hours p{display:flex;justify-content:space-between;font-size:.86rem;margin:.2rem 0;color:rgba(36,34,29,.72)}
.contact-devis{background:var(--ivoire);border:1px solid var(--line);border-radius:var(--r-card);padding:1.5rem;display:flex;flex-direction:column;gap:.8rem}
.contact-devis p{color:rgba(36,34,29,.72);font-size:.92rem;margin:0}
.contact-map{margin-top:.4rem;border-radius:var(--r-btn);overflow:hidden;aspect-ratio:4/3}
.contact-map iframe{width:100%;height:100%;border:0;filter:grayscale(.3)}

/* ============ LEGAL ============ */
.legal{max-width:760px}
.legal h2{font-family:var(--f-display);font-size:1.3rem;margin:1.6rem 0 .5rem}
.legal p{color:rgba(36,34,29,.74);margin:.5rem 0}
.legal-pending{background:var(--argile-soft);border-left:3px solid var(--argile);padding:.8rem 1rem;border-radius:0 var(--r-btn) var(--r-btn) 0;font-size:.9rem}

/* ============ FOOTER ============ */
.ftr{background:var(--charbon);color:var(--on-dark);padding-top:0;overflow:hidden}
.ftr-cta{position:relative;text-align:center;padding:clamp(3.5rem,8vw,6rem) 0;border-bottom:1px solid rgba(241,237,230,.1)}
.ftr-cta .ctacouple{justify-content:center;margin-top:1.6rem}
.ftr-cta .btn--ghost{color:var(--ivoire)}
.ftr-watermark{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;font-family:var(--f-display);font-weight:700;font-size:clamp(4rem,16vw,12rem);letter-spacing:-.03em;color:rgba(241,237,230,.03);white-space:nowrap;pointer-events:none;line-height:1}
.ftr-cta .kicker{position:relative}
.ftr-h{position:relative;font-family:var(--f-display);font-weight:600;font-size:clamp(2rem,5vw,3.6rem);line-height:1.05;letter-spacing:-.015em;margin:.3rem 0 0}
.ftr-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:2rem;max-width:var(--wrap);margin-inline:auto;padding:clamp(2.5rem,5vw,4rem) var(--gut)}
.ftr-col .kicker{color:var(--argile);margin-bottom:1rem}
.ftr-links{display:flex;flex-direction:column;gap:.5rem}
.ftr-links a{font-size:.9rem;color:var(--on-dark-mut);transition:color .2s}
.ftr-links a:hover{color:var(--argile)}
.nap{display:flex;flex-direction:column;gap:.5rem;font-style:normal}
.nap a{display:inline-flex;align-items:center;gap:.5rem;font-size:.9rem;color:var(--on-dark-mut)}
.nap a:first-of-type{color:var(--ivoire);flex-direction:column;align-items:flex-start;gap:0}
.nap small{color:var(--on-dark-mut);font-size:.74rem}
.brand--foot{flex-direction:row;align-items:center;gap:.6rem;color:var(--ivoire);margin-bottom:.8rem!important}
.brand--foot .brand-mark{color:var(--argile)}
.nap-hours{margin-top:1.2rem}
.nap-hours li{display:flex;justify-content:space-between;gap:1rem;font-size:.82rem;color:var(--on-dark-mut);padding:.3rem 0;border-bottom:1px solid rgba(241,237,230,.08)}
.ftr-trust{display:flex;flex-wrap:wrap;gap:1.5rem;justify-content:center;max-width:var(--wrap);margin-inline:auto;padding:1.4rem var(--gut);border-top:1px solid rgba(241,237,230,.1)}
.ftr-trust span{display:inline-flex;align-items:center;gap:.5rem;font-size:.82rem;color:var(--on-dark-mut)}
.ftr-trust svg{color:var(--argile)}
.ftr-base{padding:1.4rem 0;text-align:center}
.ftr-base p{font-size:.78rem;color:var(--on-dark-mut);margin:0}

/* ============ CHATBOT + FAB ============ */
.fab{position:fixed;right:1.1rem;bottom:1.1rem;z-index:190;width:56px;height:56px;border-radius:50%;background:var(--argile);color:#fff;display:flex;align-items:center;justify-content:center;box-shadow:0 8px 24px var(--ombre2);transition:transform .3s var(--ease)}
.fab:hover{transform:scale(1.06)}
.fab-ping{position:absolute;top:0;right:0;width:12px;height:12px;border-radius:50%;background:#3a8f4f;border:2px solid var(--beton)}
.chat{position:fixed;right:1.1rem;bottom:5.2rem;z-index:191;width:min(360px,92vw);background:var(--ivoire);border:1px solid var(--line);border-radius:var(--r-card);box-shadow:0 24px 60px -20px var(--ombre2);display:flex;flex-direction:column;overflow:hidden;transform:translateY(20px) scale(.96);opacity:0;visibility:hidden;transition:transform .3s var(--ease),opacity .3s,visibility .3s}
.chat.is-open{transform:translateY(0) scale(1);opacity:1;visibility:visible}
.chat-head{display:flex;align-items:center;justify-content:space-between;background:var(--charbon);color:#fff;padding:.9rem 1.1rem}
.chat-head strong{font-family:var(--f-display);font-size:.98rem;display:block}
.chat-head small{font-size:.72rem;color:var(--on-dark-mut)}
.chat-x{color:#fff}
.chat-body{padding:1.1rem;display:flex;flex-direction:column;gap:.7rem;max-height:50vh;overflow-y:auto}
.chat-msg{font-size:.9rem;line-height:1.45;padding:.7rem .9rem;border-radius:var(--r-btn);max-width:85%}
.chat-msg--bot{background:var(--beton);color:var(--encre);align-self:flex-start}
.chat-msg--user{background:var(--argile);color:#fff;align-self:flex-end}
.chat-opts{display:grid;gap:.4rem}
.chat-opt{display:block;text-align:left;padding:.6rem .8rem;border:1.5px solid var(--line);border-radius:var(--r-btn);font-size:.85rem;transition:border-color .2s}
.chat-opt:hover{border-color:var(--argile)}
.chat-foot{padding:0 1.1rem 1.1rem}

/* ============ BOTTOM SHEET ============ */
.sheet-overlay{position:fixed;inset:0;z-index:250;background:rgba(27,25,22,.5);backdrop-filter:blur(3px);opacity:0;visibility:hidden;transition:opacity .3s}
.sheet-overlay.is-open{opacity:1;visibility:visible}
.sheet{position:fixed;left:0;right:0;bottom:0;z-index:251;max-height:92vh;background:var(--ivoire);border-radius:var(--r-card) var(--r-card) 0 0;box-shadow:0 -20px 60px -20px var(--ombre2);transform:translateY(100%);visibility:hidden;transition:transform .4s var(--ease),visibility .4s var(--ease);overflow-y:auto;display:flex;flex-direction:column}
.sheet.is-open{transform:translateY(0);visibility:visible}
.sheet-grip{width:42px;height:4px;background:var(--line);border-radius:2px;margin:.7rem auto 0;flex:none}
.sheet-x{position:absolute;top:.7rem;right:.7rem;color:rgba(36,34,29,.5);z-index:2}
.sheet-head{padding:1.1rem 1.4rem .4rem;text-align:center}
.sheet-h{font-family:var(--f-display);font-size:1.5rem;font-weight:600;margin:.2rem 0 .3rem}
.sheet-sub{font-size:.84rem;color:rgba(36,34,29,.6);margin:0}
.sheet [data-multistep-host]{padding:1rem 1.4rem 1.6rem}

/* ============ REVEALS ============ */
[data-reveal]{opacity:0;transform:translateY(18px);transition:opacity .6s var(--ease),transform .6s var(--ease)}
[data-reveal].is-in{opacity:1;transform:none}
.band .scard,.band .pcard,.band .rcard,.band .aids-card,.band .signs-item,.band .proc-step,.band .zone-card,.band .trust-grid>div,.band .why-grid>div{opacity:0;transform:translateY(16px);transition:opacity .6s var(--ease),transform .6s var(--ease),box-shadow .3s var(--ease),border-color .3s}
.band.is-in .scard,.band.is-in .pcard,.band.is-in .rcard,.band.is-in .aids-card,.band.is-in .signs-item,.band.is-in .proc-step,.band.is-in .zone-card,.band.is-in .trust-grid>div,.band.is-in .why-grid>div{opacity:1;transform:none}

/* ============ RESPONSIVE ============ */
@media (max-width:1024px){
  :root{--hdr-h:70px}
  .nav{display:none}
  .hdr-cta .btn--ghost{display:none}
  .hdr-cta .btn--primary span{display:none}
  .burger{display:inline-flex}
  .hero-grid{grid-template-columns:1fr}
  .hero-card{order:-1;margin-bottom:1rem}
  .phero-grid{grid-template-columns:1fr}
  .scards,.scards--hub,.pcards,.pcards--feat,.pcards--grid,.rcards,.rcards--grid{grid-template-columns:repeat(2,1fr)}
  .cost-wrap,.two-col,.wf,.devis-grid,.contact-grid,.rb-grid{grid-template-columns:1fr}
  .cost-factors{grid-column:auto;grid-template-columns:1fr 1fr}
  .sidebar{position:static}
  .sidebar-stick{box-shadow:none}
  .proc-steps,.signs-grid,.aids-grid,.zone-grid{grid-template-columns:repeat(2,1fr)}
  .signs-grid{grid-template-columns:repeat(2,1fr)}
  .ftr-grid{grid-template-columns:1fr 1fr}
  .trust-grid,.why-grid{grid-template-columns:1fr 1fr}
  .rb-grid{gap:1.5rem}
}
@media (max-width:680px){
  :root{--gut:1.15rem}
  .scards,.scards--hub,.pcards,.pcards--feat,.pcards--grid,.rcards,.rcards--grid{grid-template-columns:1fr}
  .proc-steps,.signs-grid,.aids-grid,.zone-grid,.cost-factors,.ms-cards,.ms-fields,.trust-grid,.why-grid,.ftr-grid{grid-template-columns:1fr}
  .signs-grid{grid-template-columns:1fr}
  .ms-fields{grid-template-columns:1fr}
  .ms-cards{grid-template-columns:1fr}
  .hero-proof{gap:1.2rem}
  .hero-proof strong{font-size:1.4rem}
  .fab{display:none}
  .comp-wrap{grid-template-columns:1fr}
  .comp-mark{display:none}
}

/* ============ REDUCED MOTION ============ */
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important}
  [data-reveal],.band .scard,.band .pcard,.band .rcard,.band .aids-card,.band .signs-item,.band .proc-step,.band .zone-card,.band .trust-grid>div,.band .why-grid>div{opacity:1!important;transform:none!important}
  .reveal-brick .brk{stroke-dashoffset:0!important;fill:rgba(192,81,44,.08)!important;animation:none!important}
  .ping{animation:none}
  html{scroll-behavior:auto}
}