@font-face{font-family:"Archivo";font-style:normal;font-display:swap;font-weight:100 900;font-stretch:62% 125%;src:url(/fonts/archivo-latin-wdth-normal.woff2) format("woff2-variations"),url(/fonts/archivo-latin-wdth-normal.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:"Barlow";font-style:normal;font-display:swap;font-weight:400;src:url(/fonts/barlow-latin-400-normal.woff2) format("woff2")}
@font-face{font-family:"Barlow";font-style:normal;font-display:swap;font-weight:500;src:url(/fonts/barlow-latin-500-normal.woff2) format("woff2")}
@font-face{font-family:"Barlow";font-style:normal;font-display:swap;font-weight:600;src:url(/fonts/barlow-latin-600-normal.woff2) format("woff2")}
@font-face{font-family:"Barlow";font-style:normal;font-display:swap;font-weight:700;src:url(/fonts/barlow-latin-700-normal.woff2) format("woff2")}
html{-webkit-text-size-adjust:100%}body{margin:0}img{max-width:100%}
.toggle > span{flex:1;min-width:0}
/* Layout : livrée d'utilitaire de chantier — bandeaux ardoise, titres larges façon lettrage de camion, jaune haute visibilité réservé aux boutons de devis */
:root{
  --bg:#EEF2F1; --surface:#FFFFFF; --ink:#14202A; --muted:#55646E; --line:#D3DCE0; --soft:#E2E9EB;
  --band:#14202A; --band-ink:#EEF3F5; --band-muted:#A7B6BF; --band-line:#2A3A45;
  --hivis:#F2C230; --hivis-ink:#14202A; --steam:#1D7A9C; --tile:#B9532F;
  --ok:#2C7A51; --no:#B83232; --wa:#1C8C4E; --mark:#FFF1BF; --mark-ink:#5A4300;
  --f-display:"Archivo","Arial Black",Arial,sans-serif;
  --f-body:"Barlow","Helvetica Neue",Arial,sans-serif;
  --r:12px;
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  --bg:#0D151A; --surface:#15212A; --ink:#E5ECEF; --muted:#9AA9B2; --line:#27363F; --soft:#1B2933;
  --band:#18262F; --band-ink:#EEF3F5; --band-muted:#A7B6BF; --band-line:#2D3E49;
  --hivis:#F2C230; --hivis-ink:#14202A; --steam:#5CBBDD; --tile:#D86C45;
  --ok:#4FB37E; --no:#E35D5D; --wa:#33B26B; --mark:#3D3410; --mark-ink:#F6DE8A; color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#0D151A; --surface:#15212A; --ink:#E5ECEF; --muted:#9AA9B2; --line:#27363F; --soft:#1B2933;
  --band:#18262F; --band-ink:#EEF3F5; --band-muted:#A7B6BF; --band-line:#2D3E49;
  --hivis:#F2C230; --hivis-ink:#14202A; --steam:#5CBBDD; --tile:#D86C45;
  --ok:#4FB37E; --no:#E35D5D; --wa:#33B26B; --mark:#3D3410; --mark-ink:#F6DE8A; color-scheme:dark}

*{box-sizing:border-box}
[hidden]{display:none!important}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--ink);font:400 1.0625rem/1.55 var(--f-body);-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit}
h1,h2,h3{font-family:var(--f-display);font-stretch:112%;font-weight:800;line-height:1.04;letter-spacing:-.012em;text-wrap:balance;margin:0}
h1{font-size:clamp(2.1rem,5.4vw,3.9rem)}
h2{font-size:clamp(1.6rem,3.4vw,2.45rem)}
h3{font-size:1.2rem;font-stretch:105%;line-height:1.15}
p{margin:0}
.wrap{max-width:1160px;margin-inline:auto;padding-inline:20px}
.eyebrow{font:700 .78rem/1.2 var(--f-body);letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
.lede{font-size:1.18rem;color:var(--muted);max-width:34em}
.num{font-variant-numeric:tabular-nums}
.fine{font-size:.92rem;color:var(--muted)}
.stack{display:flex;flex-direction:column;gap:14px}
:focus-visible{outline:3px solid var(--steam);outline-offset:3px;border-radius:6px}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important;animation:none!important}}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:52px;padding:0 22px;border-radius:10px;font:700 1.02rem/1 var(--f-body);text-decoration:none;border:2px solid transparent;cursor:pointer;white-space:nowrap}
.btn svg{width:20px;height:20px;flex:none}
.btn-hivis{background:var(--hivis);color:var(--hivis-ink);box-shadow:0 3px 0 #B98F12}
.btn-hivis:hover{filter:brightness(1.05)}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--ink)}
.btn-wa{background:var(--wa);color:#fff}
.btn-sm{min-height:42px;padding:0 16px;font-size:.95rem}
.cta-row{display:flex;flex-wrap:wrap;gap:12px}

/* header */
.top{position:sticky;top:env(safe-area-inset-top,0px);z-index:30;background:color-mix(in srgb,var(--bg) 92%,transparent);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.top .wrap{display:flex;align-items:center;gap:20px;min-height:68px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink)}
.logo svg{width:38px;height:38px;flex:none}
.logo b{font:900 1.22rem/1 var(--f-display);font-stretch:125%;letter-spacing:.01em;text-transform:uppercase}
.logo small{display:block;font:600 .68rem/1.2 var(--f-body);letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin-top:3px}
.nav{display:flex;gap:4px;margin-left:auto}
.nav a{padding:10px 12px;border-radius:8px;text-decoration:none;font-weight:600;color:var(--muted)}
.nav a:hover,.nav a[aria-current="page"]{color:var(--ink);background:var(--soft)}
.menu-btn{display:none;margin-left:auto;background:none;border:2px solid var(--line);border-radius:10px;height:44px;padding:0 14px;font:700 .95rem var(--f-body);color:var(--ink);cursor:pointer}
.mnav{display:none}
@media (max-width:960px){
  .nav,.top .btn-hivis{display:none}
  .menu-btn{display:inline-flex;align-items:center;gap:8px}
  .mnav:not([hidden]){display:grid;grid-template-columns:1fr 1fr;gap:8px;padding:6px 20px 18px}
  .mnav a{padding:14px;border-radius:10px;background:var(--surface);border:1px solid var(--line);text-decoration:none;font-weight:600}
}

/* dock (mobile) */
.dock{display:none}
@media (max-width:760px){
  body{padding-bottom:calc(78px + env(safe-area-inset-bottom,0px))}
  .dock{display:grid;grid-template-columns:1fr 1fr 1.3fr;gap:8px;position:fixed;left:0;right:0;bottom:0;z-index:40;padding:10px 12px calc(10px + env(safe-area-inset-bottom,0px));background:var(--band);border-top:1px solid var(--band-line)}
  .dock a{display:flex;align-items:center;justify-content:center;gap:8px;min-height:50px;border-radius:10px;text-decoration:none;font:700 .98rem/1 var(--f-body);color:var(--band-ink);background:#ffffff14}
  .dock a.go{background:var(--hivis);color:var(--hivis-ink)}
  .dock a.wa{background:var(--wa);color:#fff}
  .dock svg{width:19px;height:19px}
}

/* sections */
.section{padding-block:72px}
.section-head{display:flex;flex-direction:column;gap:12px;margin-bottom:34px;max-width:46em}
.band{background:var(--band);color:var(--band-ink)}
.band .eyebrow,.band .fine,.band .lede{color:var(--band-muted)}
@media (max-width:760px){.section{padding-block:52px}}

/* hero */
.hero{padding-block:52px 64px}
.hero-grid{display:grid;grid-template-columns:1.02fr 1fr;gap:48px;align-items:center}
.hero-copy{display:flex;flex-direction:column;gap:20px;min-width:0}
.hero-copy h1 em{font-style:normal;color:var(--steam)}
.tel-line{font-size:.98rem;color:var(--muted)}
.tel-line strong{color:var(--ink);font-variant-numeric:tabular-nums;user-select:all}
.hero-visual{position:relative;min-width:0}
.trust{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:8px 20px}
.trust li{display:flex;align-items:center;gap:8px;font-weight:700;font-size:.98rem}
.trust svg{width:20px;height:20px;flex:none;color:var(--ok)}
.team{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.6fr);gap:44px;align-items:center}
.team-fig{display:flex;flex-direction:column;gap:10px;padding:6px 0 6px 24px;border-left:6px solid var(--hivis)}
.team-fig .big{font:900 clamp(2.4rem,5vw,3.7rem)/.98 var(--f-display);font-stretch:118%;letter-spacing:-.02em}
.team-fig span:last-child{color:var(--muted);font-weight:600;max-width:16em}
@media (max-width:820px){.team{grid-template-columns:1fr;gap:22px}}
.sticker{position:absolute;left:-18px;bottom:30px;width:132px;height:132px;border-radius:50%;background:var(--hivis);color:var(--hivis-ink);display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;transform:rotate(-9deg);box-shadow:0 10px 24px -8px rgba(0,0,0,.45);z-index:3;border:4px solid var(--bg)}
.sticker b{font:900 2.1rem/1 var(--f-display);font-stretch:118%}
.sticker span{font:700 .72rem/1.15 var(--f-body);text-transform:uppercase;letter-spacing:.06em;max-width:90px;margin-top:4px}
@media (max-width:960px){.hero-grid{grid-template-columns:1fr;gap:36px}.hero{padding-block:36px 52px}}
@media (max-width:760px){.sticker{width:104px;height:104px;left:auto;right:-6px;bottom:26px}.sticker b{font-size:1.65rem}.sticker span{font-size:.62rem}}
/* before/after */
.ba{margin:0;display:flex;flex-direction:column;gap:8px}
.ba-stage{position:relative;aspect-ratio:936/440;max-width:100%;border-radius:16px;overflow:hidden;background:#5E2916;touch-action:pan-y;cursor:ew-resize;box-shadow:0 18px 40px -22px rgba(10,20,30,.6);user-select:none;-webkit-user-select:none}
.ba-stage.tall{aspect-ratio:5/4}
.ba-stage svg{position:absolute;inset:0;width:100%;height:100%;display:block}
.ba-dirty{clip-path:inset(0 calc(100% - var(--pos,55%)) 0 0)}
.ba-steam{position:absolute;top:-10%;bottom:-10%;width:90px;left:var(--pos,55%);transform:translateX(-50%);pointer-events:none;
  background:radial-gradient(closest-side,rgba(255,255,255,.75),rgba(255,255,255,0)) 0 8%/90px 120px repeat-y;filter:blur(6px);opacity:.85}
.ba-line{position:absolute;top:0;bottom:0;left:var(--pos,55%);width:3px;margin-left:-1.5px;background:#fff;pointer-events:none;box-shadow:0 0 0 1px rgba(0,0,0,.15)}
.ba-knob{position:absolute;top:50%;left:var(--pos,55%);width:48px;height:48px;margin:-24px 0 0 -24px;border-radius:50%;background:#fff;color:#14202A;display:grid;place-items:center;pointer-events:none;box-shadow:0 6px 16px -4px rgba(0,0,0,.5)}
.ba-knob svg{width:26px;height:26px}
.ba-range{position:absolute;width:1px;height:1px;opacity:0;pointer-events:none}
.ba-range:focus-visible ~ .ba-knob{outline:3px solid var(--hivis);outline-offset:3px}
.ba-tag{position:absolute;top:12px;padding:6px 11px;border-radius:8px;font:800 .78rem/1 var(--f-body);letter-spacing:.1em;text-transform:uppercase;pointer-events:none;z-index:2}
.ba-tag.l{left:12px;background:#14202Ae6;color:#fff}
.ba-tag.r{right:12px;background:#ffffffeb;color:#14202A}
.ba figcaption{font-size:.86rem;color:var(--muted)}

/* price cards */
.prices{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.price{background:#ffffff0d;border:1px solid var(--band-line);border-radius:16px;padding:26px 24px;display:flex;flex-direction:column;gap:12px;min-width:0}
.price.feat{background:var(--surface);color:var(--ink);border-color:transparent;position:relative}
.price .tag{align-self:flex-start;font:800 .72rem/1 var(--f-body);letter-spacing:.12em;text-transform:uppercase;padding:7px 10px;border-radius:6px;background:var(--hivis);color:var(--hivis-ink)}
.price h3{font-size:1.15rem}
.amount{display:flex;align-items:baseline;flex-wrap:wrap;gap:4px 12px}
.amount .now{font:900 3.1rem/1 var(--f-display);font-stretch:108%;font-variant-numeric:tabular-nums;letter-spacing:-.02em}
.amount .unit{font-weight:700;font-size:1rem}
.amount s{font-size:1.15rem;opacity:.65;font-variant-numeric:tabular-nums}
.price p{font-size:.97rem;opacity:.85}
.price.feat p{color:var(--muted);opacity:1}
.example{margin-top:auto;padding-top:12px;border-top:1px dashed currentColor;font-size:.95rem;opacity:.9}
.other-prices{display:flex;flex-wrap:wrap;gap:10px 28px;margin-top:22px}
.other-prices a{color:var(--band-ink);text-underline-offset:4px}
@media (max-width:860px){.prices{grid-template-columns:1fr}.amount .now{font-size:2.6rem}}

/* why / process / services grids */
.why{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:30px}
.why > div{display:flex;flex-direction:column;gap:10px;padding-top:18px;border-top:3px solid var(--ink);min-width:0}
.why p{color:var(--muted)}
.steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;counter-reset:s}
.steps li{counter-increment:s;background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:22px 20px;display:flex;flex-direction:column;gap:8px;min-width:0}
.steps li::before{content:counter(s);font:900 1.6rem/1 var(--f-display);font-stretch:118%;color:var(--steam)}
.steps p{color:var(--muted);font-size:.98rem}
.duo{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.svc{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:26px;display:flex;flex-direction:column;gap:12px;min-width:0}
.svc .p,.bigp{font:800 1.5rem/1 var(--f-display);font-stretch:105%;font-variant-numeric:tabular-nums;color:var(--ink)}
.svc p{color:var(--muted)}
.svc a.more{font-weight:700;color:var(--steam);text-underline-offset:4px;margin-top:auto}
@media (max-width:900px){.why{grid-template-columns:1fr;gap:22px}.steps{grid-template-columns:1fr 1fr}.duo{grid-template-columns:1fr}}
@media (max-width:520px){.steps{grid-template-columns:1fr}}

/* zones */
.zones{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:28px}
.zones h3{margin-bottom:12px}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{display:inline-flex;align-items:center;gap:8px;padding:10px 14px;border-radius:999px;background:var(--surface);border:1px solid var(--line);text-decoration:none;font-weight:600}
.chip:hover{border-color:var(--ink)}
.chip.off{color:var(--muted);border-style:dashed}
@media (max-width:700px){.zones{grid-template-columns:1fr}}

/* empty states / notes */
.empty{background:var(--surface);border:2px dashed var(--line);border-radius:16px;padding:30px;display:flex;flex-direction:column;gap:12px;align-items:flex-start}
.empty p{color:var(--muted);max-width:40em}
.todo{background:var(--mark);color:var(--mark-ink);padding:1px 6px;border-radius:4px;font-weight:600}

/* faq */
.faq{display:flex;flex-direction:column;border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{list-style:none;cursor:pointer;padding:20px 44px 20px 0;position:relative;font:700 1.12rem/1.3 var(--f-body)}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:6px;top:50%;transform:translateY(-50%);font:700 1.6rem/1 var(--f-display);color:var(--steam)}
.faq details[open] summary::after{content:"−"}
.faq .a{padding:0 0 22px;color:var(--muted);max-width:44em;display:flex;flex-direction:column;gap:10px}

/* page header for inner views */
.page-head{padding-block:48px 8px;display:flex;flex-direction:column;gap:14px}
.crumbs{font-size:.92rem;color:var(--muted)}
.crumbs a{color:var(--muted)}

/* services page */
.svc-rows{display:flex;flex-direction:column;gap:18px}
.svc-row{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(0,1fr);gap:28px;background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:30px}
.svc-row ul{margin:0;padding-left:20px;color:var(--muted);display:flex;flex-direction:column;gap:6px}
.svc-price{background:var(--soft);border-radius:14px;padding:22px;display:flex;flex-direction:column;gap:10px;align-self:start}
.svc-price .amount .now{font-size:2.4rem}
@media (max-width:820px){.svc-row{grid-template-columns:1fr;padding:22px}}
.roofs{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.roof{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:20px;display:flex;flex-direction:column;gap:8px;min-width:0}
.roof p{color:var(--muted);font-size:.97rem}
.pill{align-self:flex-start;font:700 .78rem/1 var(--f-body);padding:6px 10px;border-radius:999px;background:var(--soft);color:var(--ink)}
.pill.ok{background:color-mix(in srgb,var(--ok) 18%,transparent);color:var(--ok)}
.pill.no{background:color-mix(in srgb,var(--no) 16%,transparent);color:var(--no)}
@media (max-width:900px){.roofs{grid-template-columns:1fr 1fr}}
@media (max-width:560px){.roofs{grid-template-columns:1fr}}

/* simulator */
.sim{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,1fr);gap:28px;align-items:start}
.sim-form{display:flex;flex-direction:column;gap:18px;min-width:0}
.blk{background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:24px;display:flex;flex-direction:column;gap:18px}
.blk-h{display:flex;align-items:center;gap:12px}
.blk-h .n{flex:none;width:34px;height:34px;border-radius:50%;background:var(--ink);color:var(--bg);display:grid;place-items:center;font:900 1rem/1 var(--f-display)}
.field{display:flex;flex-direction:column;gap:8px;min-width:0}
.field > label,.field > .lbl{font-weight:700}
.hint{font-size:.9rem;color:var(--muted)}
.opts{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:8px}
.opts.three{grid-template-columns:repeat(3,minmax(0,1fr))}
.opt{position:relative}
.opt input{position:absolute;opacity:0;inset:0;width:100%;height:100%;margin:0;cursor:pointer}
.opt span{display:flex;flex-direction:column;gap:3px;min-height:56px;justify-content:center;padding:12px 14px;border-radius:12px;border:2px solid var(--line);background:var(--bg);font-weight:700;line-height:1.2;height:100%}
.opt span small{font-weight:500;color:var(--muted);font-size:.85rem}
.opt input:checked + span{border-color:var(--ink);background:var(--surface);box-shadow:inset 0 0 0 1px var(--ink)}
.opt input:focus-visible + span{outline:3px solid var(--steam);outline-offset:2px}
.opt input:disabled + span{opacity:.45}
@media (max-width:560px){.opts.three{grid-template-columns:1fr}}
.surf{display:grid;grid-template-columns:130px minmax(0,1fr);gap:16px;align-items:center}
.inp{width:100%;min-height:50px;padding:10px 14px;border-radius:10px;border:2px solid var(--line);background:var(--bg);color:var(--ink);font:600 1.05rem var(--f-body)}
.inp:focus{border-color:var(--ink);outline:none}
.inp.u{font-variant-numeric:tabular-nums}
textarea.inp{min-height:96px;resize:vertical;font-weight:500}
input[type=range]{width:100%;accent-color:var(--ink)}
.toggle{display:flex;align-items:center;gap:12px;font-weight:700;cursor:pointer}
.toggle input{width:22px;height:22px;accent-color:var(--ink)}
.two{display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media (max-width:560px){.two{grid-template-columns:1fr}.surf{grid-template-columns:110px minmax(0,1fr)}}
.note{padding:12px 14px;border-radius:10px;background:var(--soft);font-size:.95rem}
.note.warn{background:var(--mark);color:var(--mark-ink)}
.est{position:sticky;top:96px;background:var(--band);color:var(--band-ink);border-radius:18px;padding:26px;display:flex;flex-direction:column;gap:16px}
.est .eyebrow{color:var(--band-muted)}
.est-total{display:flex;flex-direction:column;gap:6px}
.est-total .now{font:900 3.2rem/1 var(--f-display);font-stretch:108%;font-variant-numeric:tabular-nums;letter-spacing:-.02em}
.est-total s{color:var(--band-muted);font-variant-numeric:tabular-nums}
.est-lines{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px;font-size:.95rem}
.est-lines li{display:flex;justify-content:space-between;gap:16px;border-bottom:1px solid var(--band-line);padding-bottom:8px}
.est-lines li span:last-child{font-variant-numeric:tabular-nums;white-space:nowrap;font-weight:700}
.est .fine{color:var(--band-muted)}
.est .cond strong{color:var(--band-ink)}
.cond{padding:10px 12px;border-radius:10px;border:1px solid currentColor}
.est .btn{width:100%}
@media (max-width:900px){.sim{display:flex;flex-direction:column;align-items:stretch;gap:18px}.sim-form{display:contents}.sim-form > .blk{order:1}.est{order:2;position:static}#contactBlk,#doneBlk{order:3}}
.done{display:flex;flex-direction:column;gap:14px}
.check{width:54px;height:54px;border-radius:50%;background:var(--ok);display:grid;place-items:center;color:#fff}
.check svg{width:30px;height:30px}
.err{color:var(--no);font-weight:600;font-size:.95rem}

/* contact + legal */
.contact-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.cbox{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:24px;display:flex;flex-direction:column;gap:10px;min-width:0}
.cbox .big{font:800 1.35rem/1.15 var(--f-display);font-stretch:100%;font-variant-numeric:tabular-nums;user-select:all;overflow-wrap:anywhere}
.copy{align-self:flex-start;background:none;border:2px solid var(--line);border-radius:8px;padding:6px 12px;font:700 .88rem var(--f-body);color:var(--ink);cursor:pointer}
@media (max-width:860px){.contact-grid{grid-template-columns:1fr}}
.legal{max-width:46em;display:flex;flex-direction:column;gap:26px}
.legal section{display:flex;flex-direction:column;gap:8px}
.legal p,.legal li{color:var(--muted)}
.legal strong{color:var(--ink)}

/* footer */
footer{background:var(--band);color:var(--band-ink);padding-block:56px 40px;margin-top:20px}
.fgrid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:28px}
.fgrid h4{margin:0 0 12px;font:700 .78rem/1 var(--f-body);letter-spacing:.14em;text-transform:uppercase;color:var(--band-muted)}
.fgrid ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px}
.fgrid a{color:var(--band-ink);text-decoration:none}
.fgrid a:hover{text-decoration:underline}
footer .logo{color:var(--band-ink)}
footer .logo small{color:var(--band-muted)}
.flegal{margin-top:36px;padding-top:20px;border-top:1px solid var(--band-line);display:flex;flex-wrap:wrap;gap:10px 22px;font-size:.88rem;color:var(--band-muted)}
.flegal a,.flegal button{color:var(--band-muted)}
.flegal button{background:none;border:0;padding:0;font:inherit;text-decoration:underline;cursor:pointer}
@media (max-width:860px){.fgrid{grid-template-columns:1fr 1fr}}
@media (max-width:520px){.fgrid{grid-template-columns:1fr}}

/* savoir-faire */
.know{list-style:none;margin:6px 0 0;padding:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px 26px}
.know li{display:flex;flex-direction:column;gap:4px;padding-top:12px;border-top:1px solid var(--line);min-width:0}
.know span{color:var(--muted);font-size:.98rem}
@media (max-width:620px){.know{grid-template-columns:1fr}}

/* risques : pourquoi ne pas attendre */
.chain{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;counter-reset:c}
.chain li{counter-increment:c;background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:22px 20px;display:flex;flex-direction:column;gap:8px;min-width:0}
.chain li::before{content:counter(c);font:900 1.6rem/1 var(--f-display);font-stretch:118%;color:var(--tile)}
.chain p{color:var(--muted);font-size:.98rem}
@media (max-width:900px){.chain{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:520px){.chain{grid-template-columns:1fr}}
.risk-grid{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,1fr);gap:16px;margin-top:16px;align-items:start}
.risk-side{display:flex;flex-direction:column;gap:16px;min-width:0}
.panel{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:24px;display:flex;flex-direction:column;gap:14px;min-width:0}
.panel > p{color:var(--muted)}
.cost-row{display:flex;flex-direction:column;gap:7px}
.cost-row .lbl{display:flex;justify-content:space-between;align-items:baseline;gap:6px 14px;flex-wrap:wrap;font-weight:700}
.cost-row .lbl span:last-child{font-variant-numeric:tabular-nums;white-space:nowrap}
.cost-row.us .lbl span:last-child{color:var(--ok)}
.bar{position:relative;height:14px;border-radius:7px;background:var(--soft);overflow:hidden}
.bar i{position:absolute;top:0;bottom:0;left:0;border-radius:7px}
.bar i.lo{background:var(--tile)}
.bar i.hi{background:color-mix(in srgb,var(--tile) 38%,transparent)}
.bar i.us{background:var(--ok);min-width:6px}
.signs{margin:0;padding-left:20px;display:flex;flex-direction:column;gap:7px;color:var(--muted)}
.risk-cta{margin-top:16px;background:var(--band);color:var(--band-ink);border-radius:16px;padding:24px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:18px}
.risk-cta p{max-width:38em;color:var(--band-muted)}
.risk-cta strong{color:var(--band-ink)}
.sources{margin-top:16px}
.sources a{color:var(--muted)}
@media (max-width:900px){.risk-grid{grid-template-columns:1fr}}

/* hydrofuge : avec ou sans */
.hydro{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.15fr);gap:44px;align-items:center}
.years{background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:26px;display:flex;flex-direction:column;gap:22px;min-width:0}
.yr-row{display:flex;flex-direction:column;gap:8px}
.yr-row .lbl{display:flex;justify-content:space-between;align-items:baseline;gap:4px 14px;flex-wrap:wrap;font-weight:700}
.yr-row .lbl span:last-child{font-weight:600;color:var(--muted);font-size:.95rem}
.yr-track{position:relative;height:28px;border-radius:8px;background:var(--soft);background-image:repeating-linear-gradient(90deg,transparent 0 calc(10% - 1px),var(--line) calc(10% - 1px) 10%)}
.yr-track i{position:absolute;top:0;bottom:0;border-radius:8px;background:var(--tile)}
.yr-track i.ok{background:var(--ok)}
.yr-axis{position:relative;height:1.3em;font-size:.85rem;color:var(--muted);font-variant-numeric:tabular-nums}
.yr-axis span{position:absolute;top:0;transform:translateX(-50%);white-space:nowrap}
.yr-axis span:first-child{transform:none}
.yr-axis span:last-child{transform:translateX(-100%)}
@media (max-width:900px){.hydro{grid-template-columns:1fr;gap:28px}}

/* mobile : deux choix par ligne dans le simulateur */
@media (max-width:520px){.opts{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:760px){.dock{grid-template-columns:1fr 1.6fr}}