/* Direction V2 : matières, rubans, optique et expertise. Source unique, sans couche V1. */
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:root{--ink:#112731;--green:#286b3e;--lime:#93bd57;--red:#c6322d;--muted:#54656b;--line:#cad3d7;--wash:#eef1f2;--paper:#fff;--gutter:clamp(22px,4.2vw,72px);--texture:url('matiere-minerale.webp')}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:24px}body{margin:0;color:var(--ink);background:#fff;font-family:Instrument,Arial,sans-serif;font-size:17px;line-height:1.55;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}a,button,input,select,textarea,summary{outline-offset:5px}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{outline:2px solid var(--green)}button{cursor:pointer}img,svg{max-width:100%;display:block}img{height:auto}h1,h2,h3,p{margin:0}h1,h2,h3{font-weight:500;line-height:1.06;letter-spacing:-.04em}h1,h2{-webkit-text-stroke:.25px currentColor}h1{font-size:clamp(45px,4.6vw,68px)}h2{font-size:clamp(33px,3vw,44px)}h3{font-size:25px;letter-spacing:-.025em}p+p{margin-top:18px}em{font-style:normal;color:var(--green)}address{font-style:normal}.wrap{width:min(100%,1400px);margin-inline:auto;padding-inline:var(--gutter)}.section{padding-top:88px;padding-bottom:88px}.eyebrow{text-transform:uppercase;font-size:11px;font-weight:500;letter-spacing:.17em;color:var(--green);margin-bottom:22px;line-height:1.5}.lead{font-size:clamp(20px,1.65vw,24px);line-height:1.38;letter-spacing:-.015em}.skip{position:absolute;top:-90px;left:15px;background:#fff;padding:12px;z-index:50}.skip:focus{top:10px}[hidden]{display:none!important}.pictogram{width:48px;height:48px;flex-shrink:0}.arrow{width:36px;height:17px;fill:none;stroke:currentColor;stroke-width:1.3;flex-shrink:0}
.utility-bar{background:linear-gradient(105deg,#142c36,#29483e);color:#e8eff0;font-size:10px;letter-spacing:.13em}.utility-bar>.wrap{height:32px;display:flex;align-items:center;justify-content:space-between}.utility-bar i{color:#9cb775;margin-inline:12px;font-style:normal}.utility-bar a{letter-spacing:.04em}.site-header{display:flex;align-items:center;justify-content:space-between;gap:32px;min-height:126px;background:linear-gradient(115deg,#fff 45%,#f2f5f5);position:relative}.site-header:after{content:'';height:1px;position:absolute;left:var(--gutter);right:var(--gutter);bottom:0;background:linear-gradient(90deg,#60984b,#c1cdd1,transparent)}.brand{display:block;flex-shrink:0;width:234px}.brand img{width:100%;height:auto}.brand-subtitle{display:block;border-top:0;margin:0 11% 0 1.8%;padding-top:5px;font-size:8px;letter-spacing:.26em;text-align:justify;color:#243941}.desktop-nav{display:flex;align-items:center;gap:30px;font-size:14px;font-weight:500}.desktop-nav>a:not(.button){padding:17px 0;border-bottom:2px solid transparent}.desktop-nav>a[aria-current],.desktop-nav>a:hover{color:var(--green);border-color:var(--green)}.button{display:inline-flex;justify-content:space-between;align-items:center;gap:34px;min-height:52px;padding:16px 23px;background:linear-gradient(135deg,#326f49,#18482e);color:#fff;border:1px solid #245b39;box-shadow:0 7px 15px #18352414;font-size:14px;font-weight:500;line-height:1.25;transition:filter .2s}.button span{font-size:21px;line-height:1}.button:hover{filter:brightness(1.1)}.button.small{padding:13px 18px;min-height:46px;font-size:13px;gap:24px}.button.white{background:linear-gradient(#fff,#edf2eb);color:#255b35;border-color:white}.menu-toggle{display:none;border:0;background:none;color:var(--ink);font-size:14px;padding:12px 0;gap:15px}.menu-toggle span{font-size:24px}.mobile-nav{background:#edf2f0;padding-block:20px;border-bottom:1px solid var(--line)}.mobile-nav>a{display:block;padding:12px 0;font-size:22px}.mobile-nav>.button{display:flex;font-size:16px;padding:17px 20px;margin-top:15px}
/* First screen: full-bleed material and curved print-inspired paper/green ribbons. */
.hero-shell{position:relative;overflow:hidden;isolation:isolate;background:#e4e9eb}.hero-texture{position:absolute;inset:0;background-image:var(--texture);background-size:cover;background-position:right center;z-index:-3}.hero-texture:after{content:'';position:absolute;inset:0;background:linear-gradient(90deg,#bdcbd080,transparent 50%,#0d2c2c26)}.hero-ribbons{position:absolute;inset:0;width:100%;height:100%;z-index:-1;pointer-events:none}.hero{display:grid;grid-template-columns:1.05fr 1fr;gap:3%;align-items:center;min-height:670px;padding-top:48px;padding-bottom:82px}.hero-copy{position:relative;padding-bottom:8px;z-index:2}.hero .eyebrow{display:flex;align-items:center;gap:12px;font-size:11px;margin-bottom:29px}.target-dot{position:relative;width:15px;height:15px;border:1px solid var(--green);border-radius:50%;display:inline-block}.target-dot:before,.target-dot:after{content:'';position:absolute;background:var(--green)}.target-dot:before{width:21px;height:1px;top:6px;left:-4px}.target-dot:after{height:21px;width:1px;left:6px;top:-4px}.hero h1{text-transform:uppercase;font-size:clamp(44px,4.3vw,65px);font-weight:500;-webkit-text-stroke:.5px;line-height:1.035;letter-spacing:-.045em;margin-bottom:26px;white-space:nowrap}.hero h1 em{color:#246638}.hero .lead{max-width:445px;font-size:24px}.hero-description{font-size:15px;max-width:410px;color:var(--muted);margin-top:19px}.hero-actions{display:flex;align-items:center;gap:24px;flex-wrap:wrap;margin-top:28px}.phone-link{font-size:14px;border-bottom:1px solid #adbdb2;padding:9px 0}.hero-location{font-size:10px;color:#53696c;margin-top:28px;letter-spacing:.045em}.hero-location span{margin:0 9px}.hero-art{margin:0;min-width:0;position:relative;padding-top:20px}.mire-wrap{filter:drop-shadow(0 14px 13px #0b202136);width:100%;max-width:595px;margin:auto}.hero-art figcaption{width:max-content;max-width:90%;margin:0 auto;padding:13px 25px 12px;background:#f9fcfded;backdrop-filter:blur(7px);box-shadow:0 10px 25px #11273118;border-left:3px solid #81b455;text-align:center;position:relative;z-index:2}.hero-art figcaption b{display:block;font-size:11px;letter-spacing:.14em;font-weight:500}.hero-art figcaption span{display:block;font-size:9px;margin-top:4px;color:#53696d}.scan-sector{transform-origin:310px 310px;animation:scan 4.5s ease-out both}.scan-beam{animation:beam 4.5s ease-out both}@keyframes scan{from{transform:rotate(-130deg);opacity:0}30%{opacity:.2}to{transform:rotate(0);opacity:.1}}@keyframes beam{0%,35%{opacity:0}to{opacity:1}}
.expertise-strip{display:grid;grid-template-columns:repeat(4,1fr);padding-block:25px 30px;background:white;position:relative;z-index:3;border-bottom:1px solid #cfd8da}.expertise-strip>div{display:flex;align-items:center;justify-content:center;gap:17px;min-height:61px}.expertise-strip>div+div{border-left:1px solid #c5cfd3}.expertise-strip .pictogram{width:40px;height:47px;color:#243c49}.expertise-strip>div:last-child .pictogram{color:#306d46}.expertise-strip p{font-size:12px;line-height:1.45}.expertise-strip b{display:block;font-size:12px;letter-spacing:.06em;font-weight:500}.expertise-strip span{display:block;font-size:11px;color:#536269}
/* Services: angular material strips, dense information and coated-paper surfaces. */
.services-heading{display:grid;grid-template-columns:1fr 1fr;gap:12%;align-items:end;margin-bottom:44px}.services-heading>p{color:var(--muted);font-size:16px;max-width:435px}.service-cards{display:grid;grid-template-columns:1fr 1fr;gap:30px}.service-card{position:relative;isolation:isolate;min-height:343px;overflow:hidden;background:linear-gradient(140deg,#fff,#e9eef0);border:1px solid #d5dde0;box-shadow:0 10px 26px #1736460c}.service-card-art{position:absolute;inset:0 0 0 53%;background-image:var(--texture);background-size:auto 120%;background-position:85% center;z-index:-2;clip-path:polygon(36% 0,100% 0,100% 100%,0 100%)}.service-card-art:before{content:'';position:absolute;inset:0;background:linear-gradient(145deg,#0b29361c,#123d40b3)}.service-card:after{content:'';position:absolute;top:-12%;bottom:-12%;left:64%;width:9px;background:linear-gradient(90deg,#1a3e36,#75a44e,#244633);transform:rotate(15deg);z-index:-1;box-shadow:3px 0 0 #d4dfd1}.service-card-copy{padding:31px 32px;width:69%}.card-index{font-size:9px;letter-spacing:.14em;color:var(--green);display:block;margin-bottom:25px}.service-card h3{font-size:33px;line-height:1.08;letter-spacing:-.045em;margin-bottom:19px}.service-card p{font-size:14px;line-height:1.5;max-width:270px;color:#4b626c}.card-action{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-top:30px;padding-top:15px;border-top:1px solid #b6c4c7;font-size:11px;color:#265e3c;max-width:260px}.card-action b{font-size:22px;font-weight:400}.pollutants-card .service-card-art{background-position:left center;background-size:auto 135%}.pollutants-card .service-card-art:before{background:#224e4c36}.mini-reticle{position:absolute;width:115px;height:115px;border:1px solid #ffffffba;border-radius:50%;right:-15px;top:90px}.mini-reticle:before,.mini-reticle:after{content:'';position:absolute;background:#a0d276}.mini-reticle:before{width:175px;height:1px;top:56px;left:-30px}.mini-reticle:after{height:175px;width:1px;left:56px;top:-30px}.service-card:hover{border-color:#82a46d;box-shadow:0 12px 25px #1736461f}
.expert-section{position:relative;background:linear-gradient(125deg,#e6edef,#f6f8f8 55%,#e6e9e9);padding-block:77px;overflow:hidden;border-block:1px solid #d6dfe2}.expert-section:before{content:'';position:absolute;inset:0 77% 0 0;background-image:var(--texture);background-size:cover;opacity:.09;clip-path:polygon(0 0,100% 0,0 100%)}.expert-grid{display:grid;grid-template-columns:1.1fr .85fr;gap:13%;align-items:center;position:relative}.expert-copy .lead{margin:23px 0;font-size:22px}.expert-copy>p:not(.lead):not(.eyebrow){font-size:15px;color:#53676f}.text-link{display:inline-flex;align-items:center;gap:28px;font-size:13px;color:var(--green);border-bottom:1px solid #729780;padding:8px 0 12px;margin-top:24px}.text-link:hover{text-decoration:underline;text-underline-offset:4px}.expert-panel{position:relative;isolation:isolate;min-height:395px;padding:25px 35px 32px;background:#fff;box-shadow:0 18px 34px #132a352b;border-top:1px solid #fff;transform:rotate(2deg);overflow:hidden}.expert-panel-texture{position:absolute;inset:0 0 0 62%;z-index:-1;background-image:var(--texture);background-size:auto 125%;background-position:75% center;clip-path:polygon(100% 0,100% 100%,0 100%)}.expert-panel:after{content:'';position:absolute;top:0;right:18%;height:120%;width:4px;background:#63a04d;transform:rotate(19deg);transform-origin:top;z-index:-1}.expert-panel-inner>.pictogram{width:46px;height:46px;margin:10px 0 26px;color:#294e59}.expert-panel-title{font-size:30px;line-height:1.15;letter-spacing:-.02em;font-weight:500}.expert-facts{display:flex;flex-direction:column;gap:7px;font-size:10px;letter-spacing:.06em;margin-top:29px}.expert-facts span:before{content:'+';color:#48874a;margin-right:10px}.panel-cross{position:absolute;width:80px;height:80px;border:1px solid #afc1c5;border-radius:50%;right:-19px;top:35px}
/* Process: a technical report strip on a mineral, petrol-blue background. */
.method-band{padding:86px 0;background:#17333d;position:relative;isolation:isolate;color:white}.method-band:before{content:'';position:absolute;inset:0;z-index:-1;background:linear-gradient(95deg,#102e38ed 25%,#1b414edb 75%,#12313cbf),var(--texture);background-size:cover;background-position:70% center}.section-heading{display:grid;grid-template-columns:1.3fr 1fr;gap:18px 45px;align-items:end}.section-heading>.eyebrow{grid-column:1/-1;color:#b9d697;margin:0}.section-heading>p:not(.eyebrow){justify-self:end;color:#c9d7dc;font-size:16px}.steps{margin:38px 0 33px;padding:0;list-style:none;display:grid;grid-template-columns:repeat(4,1fr);counter-reset:steps;gap:19px}.steps li{counter-increment:steps;position:relative;background:linear-gradient(140deg,#fff,#e4ebed);color:var(--ink);padding:27px 24px 30px;border-top:3px solid #8dbb64;box-shadow:0 9px 16px #07161c36}.steps li:before{content:'0' counter(steps);position:absolute;top:25px;right:20px;font-size:12px;letter-spacing:.08em;color:#80979f}.steps .pictogram{width:40px;height:43px;margin:2px 0 28px;color:#356347}.steps h3{font-size:23px}.steps p{font-size:13px;color:#526770;margin-top:17px}.mobile-fold>summary{display:none}.report-note{display:grid;grid-template-columns:1fr 1.2fr;gap:70px;border-top:1px solid #7694976b;padding-top:29px}.report-note h3{font-size:25px}.report-note p{font-size:14px;color:#c9d7dc}
.region-section{overflow:hidden;background:linear-gradient(115deg,#fff,#f2f5f5);border-bottom:1px solid var(--line)}.region{display:grid;grid-template-columns:1.1fr 1fr;gap:14%;padding-block:77px;align-items:center}.region-copy>p:not(.eyebrow){font-size:15px;color:#53676f;margin-top:25px;max-width:440px}.territory-list{position:relative}.territory-list:before{content:'';position:absolute;inset:-35px -10px;border:1px solid #dbe4e5;border-radius:50%;transform:rotate(-25deg);pointer-events:none}.territory-list>div{display:flex;gap:20px;align-items:center;font-size:29px;line-height:1.1;border-bottom:1px solid #cad7dc;padding:22px 0;position:relative}.territory-list>div:first-child{border-top:1px solid #cad7dc}.territory-list span{font-size:10px;color:#749074;letter-spacing:.1em}.questions{display:grid;grid-template-columns:.8fr 1.2fr;gap:11%}.faq-list{border-top:1px solid var(--line)}.faq-list details{border-bottom:1px solid var(--line)}.faq-list summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:25px;font-size:16px;line-height:1.35;padding:23px 0}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary span{font-size:22px;color:var(--green);flex-shrink:0}.faq-list details[open] summary span{transform:rotate(45deg)}.faq-list details>div{padding:0 30px 25px 0;font-size:14px;color:#52666e}
.contact-band{position:relative;isolation:isolate;overflow:hidden;background:linear-gradient(100deg,#153e34 20%,#1e4f41b8),var(--texture);background-size:cover;background-position:center 70%;color:white}.contact-band:before{content:'';position:absolute;top:0;bottom:0;right:-100px;width:32%;background:linear-gradient(135deg,#294f3e88,#163434);transform:skewX(-22deg);border-left:2px solid #86b960;z-index:-1}.contact-band>.wrap{display:grid;grid-template-columns:1.1fr 1fr;gap:70px;align-items:center;padding-block:66px}.contact-band .eyebrow{color:#c9e5a4}.contact-band h2{font-size:41px}.contact-band p:not(.eyebrow){font-size:15px;color:#e2eee2;margin-bottom:24px}.site-footer{padding-top:48px;position:relative}.footer-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:55px;padding-bottom:42px}.footer-grid .brand{width:220px;align-self:start}.footer-nav{display:flex;flex-direction:column;gap:9px;font-size:13px}.footer-grid address{font-size:13px;line-height:1.8;color:#536870}.footer-bottom{border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:20px;padding-block:21px;font-size:10px;color:#536870}.footer-grid a:hover{text-decoration:underline;text-underline-offset:3px}
/* Interior pages: diagonal material margins and report-style panels. */
.page-hero{position:relative;isolation:isolate;display:grid;grid-template-columns:1.2fr 1fr;gap:9%;align-items:center;padding-top:65px;padding-bottom:65px;min-height:355px;background:linear-gradient(115deg,#fff 40%,#edf2f3);border-bottom:1px solid #b8cad0;overflow:hidden}.page-hero:after{content:'';position:absolute;top:0;right:0;bottom:0;width:15%;background-image:var(--texture);background-size:auto 130%;background-position:right;clip-path:polygon(100% 0,100% 100%,0 100%);z-index:-2;border-right:5px solid #548b43}.page-heading{position:relative}.page-heading:before{content:'';position:absolute;width:4px;height:40px;background:#407747;left:-20px;top:5px}.page-hero h1{font-size:clamp(43px,4.25vw,61px)}.page-intro{padding-right:40px}.page-intro .lead{font-size:22px}.page-intro>p:not(.lead){font-size:14px;margin-top:19px;color:#526770}.page-intro .text-link{margin-top:18px}.material-intro{display:grid;grid-template-columns:1fr 1fr;gap:10%;align-items:center;padding-block:72px}.material-copy h2{font-size:39px}.material-copy p{font-size:15px;color:#53676f;margin-top:20px}.material-copy .material-name{font-size:11px;letter-spacing:.11em;text-transform:uppercase;color:#327346;margin-top:18px;margin-bottom:25px}.material-figure{margin:0;position:relative;isolation:isolate;padding:28px;background:linear-gradient(125deg,#dfe9ed,#fbfcfc 80%);border:1px solid #c5d1d7;box-shadow:0 12px 23px #14334112;overflow:hidden}.material-figure:before{content:'';position:absolute;inset:0 73% 0 0;background-image:var(--texture);background-size:auto 120%;background-position:85% center;clip-path:polygon(0 0,100% 0,0 100%);z-index:-1}.material-figure:after{content:'';position:absolute;width:2px;height:120%;left:10%;top:-10%;background:#69a151;transform:rotate(13deg);z-index:-1}.material-figure img{width:100%;max-height:340px}.material-figure figcaption{display:flex;justify-content:space-between;gap:15px;font-size:11px;color:#315e44;background:#ffffffd9;border-top:1px solid #bacdcd;padding:13px 10px 0}.material-figure figcaption span{font-size:9px;color:#536970}.source-link,.source-link>a{display:inline-flex;align-items:center;gap:18px;font-size:12px;color:#2e6f42;margin-top:22px}.source-link>a{border-bottom:1px solid #9cb7a3;padding-bottom:8px;margin:0}.source-link .arrow{width:30px}.source-link:hover{text-decoration:underline;text-underline-offset:4px}.amiante-context{display:grid;grid-template-columns:1.1fr .9fr;gap:12%;align-items:center;border-top:1px solid var(--line)}.context-copy>p{font-size:16px;color:#53676f;margin-top:23px}.context-copy h3{font-size:25px;margin-top:33px}.plain-list{padding:0;list-style:none;margin:24px 0}.plain-list li{position:relative;border-bottom:1px solid #d1dde0;padding:10px 0 10px 21px;font-size:15px}.plain-list li:before{content:'';position:absolute;left:1px;top:1.18em;width:4px;height:4px;border-radius:50%;background:#477d42}.material-note{position:relative;isolation:isolate;padding:34px;background:#e6eef0;border:1px solid #c4d3d8;overflow:hidden;box-shadow:0 14px 24px #102c3512}.material-note:after{content:'';position:absolute;inset:0 0 0 74%;background-image:var(--texture);background-size:auto 140%;clip-path:polygon(100% 0,100% 100%,0 100%);z-index:-1}.material-note>p{font-size:34px;line-height:1.1;letter-spacing:-.035em;margin-top:35px}.material-note>small{font-size:13px;color:#536970;display:block;margin-top:20px;max-width:270px}.large-target{width:140px;height:140px;border:3px solid white;border-radius:50%;box-shadow:0 0 0 1px #728c96;background-image:var(--texture);background-size:cover;display:block;position:relative;margin:40px 0}.large-target:before,.large-target:after{content:'';position:absolute;background:#b8e28c}.large-target:before{width:180px;height:1px;left:-22px;top:66px}.large-target:after{height:180px;width:1px;top:-22px;left:66px}.soft-band{background:linear-gradient(100deg,#dfe9eafc,#f2f5f4f5),var(--texture);background-size:cover;padding-block:66px;border-block:1px solid #cedbdc}.report-grid{display:grid;grid-template-columns:1fr 1fr;gap:10%;align-items:start}.report-grid p{font-size:16px;color:#53676f}.pollutant-row{display:grid;grid-template-columns:1fr 1fr;gap:10%;align-items:center;padding-block:72px;border-bottom:1px solid var(--line)}.pollutant-row:last-child{border-bottom:0}.pollutant-row.reverse .material-visual{order:2}.section-gap{height:40px}
.contact-main{display:grid;grid-template-columns:1fr 1fr;gap:11%;padding-block:72px 90px;position:relative;background:linear-gradient(115deg,#fff 35%,#f0f4f5);isolation:isolate}.contact-main:before{content:'';position:absolute;inset:0 auto 0 0;width:20%;background-image:var(--texture);background-size:auto 100%;opacity:.12;clip-path:polygon(0 60%,100% 100%,0 100%);z-index:-1}.contact-copy h1{font-size:61px}.contact-copy .lead{margin-top:27px}.contact-copy>p:not(.lead):not(.eyebrow){font-size:15px;color:#52666e;max-width:410px;margin-top:25px}.direct-links{display:flex;flex-direction:column;align-items:flex-start;gap:9px;margin-block:31px}.direct-links a{font-size:23px;color:#286840;border-bottom:1px solid #b8cabb}.contact-copy address{font-size:15px;line-height:1.8}.contact-copy .territory-note{font-size:11px!important}.contact-form{background:linear-gradient(130deg,#fff,#f8fafa);border:1px solid #c8d4da;border-top:4px solid #3b7652;padding:32px 30px;box-shadow:0 15px 35px #17364413;position:relative}.contact-form h2{font-size:29px}.form-intro{font-size:13px;color:#5a6b73;margin:14px 0 28px}.field-row{display:grid;grid-template-columns:1fr 1fr;gap:18px}.field{margin-bottom:20px;min-width:0}.field label{display:block;font-size:12px;margin-bottom:8px}.field label span{font-size:10px;color:#5c7179}.field input,.field select,.field textarea,.mail-fallback textarea{width:100%;min-width:0;background:#f2f5f6;border:1px solid #c2d0d6;padding:11px 12px;font-size:15px;color:#233e4b;border-radius:0}.field input,.field select{height:46px}.field textarea{resize:vertical;min-height:130px}.submit-link{display:flex;justify-content:space-between;width:100%;border:0;margin-top:0;background:linear-gradient(135deg,#356c4d,#16482f);color:white;padding:16px 19px}.form-note{font-size:11px;color:#53686e;margin-top:16px}.mail-fallback{border-top:1px solid #c9d5d8;margin-top:26px;padding-top:20px;font-size:13px}.mail-fallback label{display:block;margin:18px 0 8px}.copy-button{background:white;border:1px solid #3b734a;color:#326942;padding:10px 16px;margin-top:13px}.information{max-width:980px}.information>section{display:grid;grid-template-columns:1fr 1.5fr;gap:20px 50px;padding:34px 0;border-bottom:1px solid var(--line)}.information h2{font-size:25px;grid-row:span 3}.information p{font-size:15px;color:#536970;margin:0}.information a{text-decoration:underline;text-underline-offset:3px;color:#376c42}
/* Responsive composition. Avoid a second desktop composition pasted onto mobile. */
@media(max-width:1150px){.desktop-nav{gap:22px;font-size:13px}.brand{width:213px}.hero{min-height:600px;gap:2%}.hero h1{font-size:47px}.hero .lead{font-size:21px}.hero-description{font-size:14px}.hero-actions{gap:17px}.hero-art figcaption{padding:11px 15px}.hero-art figcaption b{font-size:9px}.expertise-strip>div{gap:12px}.expertise-strip .pictogram{width:35px}.service-card-copy{padding:27px 26px}.service-card h3{font-size:29px}.service-card p{font-size:13px}.card-action{font-size:10px}.expert-grid{gap:8%}.expert-panel{padding:25px}.expert-panel-title{font-size:27px}.steps li{padding:24px 18px}.steps h3{font-size:21px}.page-intro{padding-right:12px}.contact-main{gap:7%}.contact-form{padding:28px 23px}.field-row{grid-template-columns:1fr;gap:0}}
@media(max-width:900px){.site-header{min-height:116px}.js .desktop-nav{display:none}.js .menu-toggle{display:flex;align-items:center}.desktop-nav{flex-wrap:wrap;justify-content:flex-end;gap:14px}.hero{grid-template-columns:1.12fr 1fr;min-height:540px;padding-top:36px;padding-bottom:60px;gap:0}.hero h1{font-size:39px}.hero .eyebrow{font-size:10px;margin-bottom:23px}.hero .lead{font-size:20px;max-width:365px}.hero-description{max-width:330px;font-size:13px}.hero-actions{display:block;margin-top:23px}.hero-actions .phone-link{display:block;max-width:max-content;margin-top:13px}.hero-location{font-size:9px}.hero-art figcaption b{font-size:8px}.hero-art figcaption span{font-size:8px}.hero-art figcaption{max-width:95%;padding:10px}.expertise-strip>div{flex-direction:column;gap:8px;text-align:center}.expertise-strip b{font-size:10px}.expertise-strip span{font-size:10px}.services-heading{gap:8%}.service-cards{gap:20px}.service-card{min-height:345px}.service-card-copy{padding:23px;width:76%}.service-card-art{left:64%}.service-card:after{left:77%}.service-card h3{font-size:27px}.service-card p{font-size:13px}.expert-grid{gap:7%;grid-template-columns:1fr .8fr}.expert-panel-title{font-size:24px}.expert-panel{min-height:365px;padding:24px}.expert-copy h2{font-size:34px}.steps{grid-template-columns:1fr 1fr;gap:20px}.steps li{padding:25px}.steps h3{font-size:24px}.steps p{font-size:14px}.steps .pictogram{margin-bottom:24px}.report-note{gap:35px}.material-copy h2{font-size:32px}.material-intro,.pollutant-row{gap:7%}.material-figure{padding:19px}.material-figure figcaption{display:block}.material-figure figcaption span{display:block;margin-top:3px}.page-hero{gap:5%;padding-block:50px}.page-hero h1{font-size:44px}.page-intro .lead{font-size:20px}.page-intro>p:not(.lead){font-size:13px}.contact-copy h1{font-size:49px}.contact-main{gap:6%}.contact-copy .direct-links a{font-size:21px}.contact-band h2{font-size:36px}.contact-band>.wrap{gap:35px}.footer-grid{gap:25px}.footer-grid .brand{width:195px}.information>section{grid-template-columns:1fr}.information h2{grid-row:auto}}
@media(max-width:650px){body{font-size:16px}.utility-bar{font-size:8px}.utility-bar>.wrap{height:28px}.utility-bar i{margin-inline:5px}.site-header{min-height:109px}.brand{width:199px}.brand-subtitle{font-size:6.8px;padding-top:3px}.section{padding-top:58px;padding-bottom:58px}.hero{display:flex;flex-direction:column;align-items:stretch;gap:22px;min-height:auto;padding-top:31px;padding-bottom:62px}.hero-shell{background:#fff}.hero-texture{inset:auto 0 0;height:43%;mask-image:linear-gradient(to bottom,transparent,#000 55px);background-size:cover;background-repeat:no-repeat;background-position:center bottom;background-color:#fff}.hero-texture:after{display:none}.hero-ribbons{max-width:none;width:180%;height:45%;top:auto;left:-55%;bottom:0}.hero-copy{padding:0}.hero h1{font-size:clamp(35px,8.45vw,52px);line-height:1.05;margin-bottom:23px;white-space:normal;-webkit-text-stroke:.4px}.hero .eyebrow{font-size:9px;margin-bottom:23px}.hero .lead{font-size:21px;max-width:355px}.hero-description{font-size:14px;max-width:345px}.hero-actions{display:flex;align-items:center;gap:18px;margin-top:25px}.hero-actions .button{font-size:12px;padding:15px 17px;gap:23px}.hero-actions .phone-link{font-size:11px;margin-top:0}.hero-location{font-size:9px;margin-top:24px}.hero-art{padding-top:0;width:100%;max-width:430px;margin:2px auto 0}.mire-wrap{width:93%;margin:auto}.hero-art figcaption{max-width:90%;padding:10px 17px;margin-top:1px;box-shadow:0 8px 22px #18313c20}.hero-art figcaption b{font-size:9px;letter-spacing:.1em}.hero-art figcaption span{font-size:8px}.expertise-strip{padding-block:24px;grid-template-columns:repeat(2,1fr);gap:24px 0}.expertise-strip>div{flex-direction:row;justify-content:flex-start;text-align:left;padding-left:9px;gap:13px}.expertise-strip>div+div{border-left:0}.expertise-strip>div:nth-child(even){border-left:1px solid #c6d2d7;padding-left:24px}.expertise-strip .pictogram{width:32px;height:39px}.expertise-strip b{font-size:10px}.expertise-strip span{font-size:10px}.services-heading{display:block;margin-bottom:30px}.services-heading h2{font-size:34px}.services-heading>p{font-size:15px;margin-top:22px}.service-cards{grid-template-columns:1fr;gap:24px}.service-card{min-height:321px}.service-card-copy{width:75%;padding:27px 25px}.service-card h3{font-size:30px}.service-card p{font-size:13px;max-width:230px}.service-card-art{left:60%}.service-card:after{left:76%;width:6px}.card-index{font-size:9px;margin-bottom:21px}.card-action{font-size:10px;margin-top:26px}.mini-reticle{width:100px;height:100px;right:-26px}.mini-reticle:before{top:49px;left:-25px;width:150px}.mini-reticle:after{left:49px;top:-25px;height:150px}.expert-section{padding-block:58px}.expert-grid{grid-template-columns:1fr;gap:37px}.expert-copy h2{font-size:35px}.expert-copy .lead{font-size:21px;margin-block:21px}.expert-copy>p:not(.lead):not(.eyebrow){font-size:14px}.expert-panel{transform:rotate(1deg);min-height:340px;width:calc(100% - 12px);margin:0 auto;padding:26px}.expert-panel-title{font-size:29px}.expert-panel-inner>.pictogram{width:43px;height:43px;margin-bottom:22px}.expert-facts{font-size:10px;gap:8px;margin-top:22px}.method-band{padding:57px 0}.section-heading{display:block}.section-heading>.eyebrow{margin-bottom:19px}.section-heading h2{font-size:34px}.section-heading>p:not(.eyebrow){font-size:14px;margin-top:20px}.steps{gap:15px;margin-top:31px}.steps li{padding:23px 17px}.steps li:before{font-size:10px;right:14px;top:16px}.steps .pictogram{width:32px;height:36px;margin-bottom:20px}.steps h3{font-size:21px;letter-spacing:-.04em}.steps p{font-size:12px;line-height:1.6;margin-top:14px}.report-note{grid-template-columns:1fr;gap:16px;padding-top:25px}.report-note h3{font-size:24px}.report-note p{font-size:13px}.region{grid-template-columns:1fr;gap:32px;padding-block:55px}.region-copy h2{font-size:35px}.region-copy>p:not(.eyebrow){font-size:14px;margin-top:20px}.territory-list{padding-right:5px}.territory-list>div{font-size:27px;padding-block:19px}.territory-list:before{inset:-13px 6px}.questions{grid-template-columns:1fr;gap:26px}.questions h2{font-size:34px}.faq-list summary{font-size:15px;padding-block:22px}.faq-list details>div{font-size:13px;padding-right:15px}.contact-band>.wrap{grid-template-columns:1fr;gap:24px;padding-block:49px}.contact-band h2{font-size:34px}.contact-band p:not(.eyebrow){font-size:14px}.contact-band:before{width:48%;right:-80px;opacity:.7}.contact-band .button{font-size:13px}.footer-grid{grid-template-columns:1fr 1fr;gap:29px 20px;padding-bottom:32px}.footer-grid .brand{grid-column:1/-1;width:200px}.footer-nav,.footer-grid address{font-size:11px}.footer-bottom{flex-wrap:wrap;gap:11px 18px;font-size:9px}.footer-bottom>span:last-child{width:100%}.site-footer{padding-top:38px}.page-hero{display:block;padding-top:42px;padding-bottom:43px;min-height:auto}.page-hero h1{font-size:clamp(39px,9.4vw,53px)}.page-hero:after{width:16%;opacity:.55}.page-heading:before{left:-12px;width:3px;height:33px}.page-hero .eyebrow{font-size:9px}.page-intro,.page-hero>.lead{margin-top:25px}.page-intro{padding-right:16px}.page-intro .lead{font-size:21px}.page-intro>p:not(.lead){font-size:14px}.material-intro,.pollutant-row{grid-template-columns:1fr;gap:30px;padding-block:52px}.material-visual{order:2}.material-copy h2{font-size:34px}.material-copy p{font-size:14px}.material-copy .material-name{font-size:10px}.material-figure{padding:18px 18px 22px}.material-figure img{max-width:350px;margin:auto}.material-figure figcaption{display:flex;font-size:9px;padding-inline:3px}.material-figure figcaption span{font-size:8px;margin:0}.amiante-context{grid-template-columns:1fr;gap:33px}.context-copy h2{font-size:35px}.context-copy>p{font-size:14px}.context-copy h3{font-size:23px;margin-top:28px}.plain-list li{font-size:14px}.material-note{padding:29px}.large-target{width:110px;height:110px;margin-block:30px}.large-target:before{width:150px;left:-22px;top:51px}.large-target:after{height:150px;top:-22px;left:51px}.material-note>p{font-size:31px;margin-top:29px}.material-note>small{font-size:12px}.soft-band{padding-block:51px}.report-grid{grid-template-columns:1fr;gap:29px}.report-grid h2{font-size:34px}.report-grid p{font-size:14px}.section-gap{height:26px}.contact-main{grid-template-columns:1fr;gap:35px;padding-block:42px 56px;background:linear-gradient(115deg,#fff,#eff4f5)}.contact-copy h1{font-size:50px}.contact-copy>.lead{font-size:21px;margin-top:24px}.contact-copy>p:not(.lead):not(.eyebrow){font-size:14px}.direct-links a{font-size:22px}.contact-copy address{font-size:14px}.contact-form{padding:26px 22px}.contact-form h2{font-size:29px}.field-row{grid-template-columns:1fr;gap:0}.field input,.field select,.field textarea{font-size:16px}.information{padding-top:21px}.information>section{padding-block:28px;gap:18px}.information h2{font-size:25px}.information p{font-size:14px}}
@media(max-width:370px){.utility-bar{font-size:7px}.utility-bar i{margin-inline:3px}.brand{width:184px}.menu-toggle{font-size:12px;gap:10px}.hero h1{font-size:32px}.hero-actions{display:block}.hero-actions .phone-link{margin-top:11px}.expertise-strip>div{gap:9px;padding-left:0}.expertise-strip>div:nth-child(even){padding-left:17px}.expertise-strip b{font-size:9px}.expertise-strip span{font-size:9px}.service-card-copy{padding:24px 20px}.service-card h3{font-size:27px}.service-card p{font-size:12px}.card-action{font-size:9px}.steps{grid-template-columns:1fr}.steps li{padding:25px}.steps h3{font-size:25px}.steps p{font-size:14px}.steps .pictogram{width:39px;height:42px}.footer-grid{grid-template-columns:1fr}.footer-grid .brand{grid-column:auto}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}}

/* V3 : retouches de l’identité, écussons et pages sans anciens dessins. */
.material-photo-intro{grid-template-columns:1fr 1.12fr;gap:8%;align-items:center}.reference-photo{margin:0;min-width:0}.reference-photo img{width:100%;height:auto;display:block;object-fit:cover}.material-photo-intro .reference-photo img{aspect-ratio:4/3}.reference-photo figcaption{display:flex;justify-content:space-between;gap:15px;border-top:1px solid #9bb09f;margin-top:15px;padding-top:12px;font-size:11px;color:#4d626a;line-height:1.4}.reference-photo figcaption a{font-size:10px;white-space:nowrap;text-decoration:underline;text-underline-offset:3px}.material-gallery{padding-block:35px 50px}.material-photo-pair{display:grid;grid-template-columns:1fr 1fr;gap:30px}.material-photo-pair img{aspect-ratio:1.32;object-position:center 47%}.gallery-note{font-size:14px;color:#4d626a;margin-top:24px;border-left:2px solid #286b3e;padding-left:14px}.photo-credits p+p{margin-top:18px}.information .photo-credits strong{font-weight:500;color:#243941}
@media(max-width:650px){.material-photo-intro{grid-template-columns:1fr;gap:28px}.material-gallery{padding-top:12px;padding-bottom:30px}.material-photo-pair{gap:18px}.material-photo-pair img{aspect-ratio:.7}.reference-photo figcaption{display:block;font-size:10px}.reference-photo figcaption a{display:block;margin-top:5px;font-size:9px}.gallery-note{font-size:12px;margin-top:20px}}
.canton-crest{width:38px;height:48px;object-fit:contain;flex-shrink:0}.territory-list>div{gap:24px}.material-text-only{display:block;max-width:1400px}.material-text-only .material-copy{display:grid;grid-template-columns:.95fr 1fr;gap:0 12%}.material-text-only h2{grid-column:1;grid-row:1 / span 4}.material-text-only p,.material-text-only a.source-link{grid-column:2}.material-text-only .material-name{margin-top:0}.material-text-only .source-link{justify-self:start}.professional-links{padding-block:33px;border-block:1px solid #ccd7d9;background:#fff}.professional-links>.wrap{display:grid;grid-template-columns:.85fr 1fr 1fr;align-items:center;gap:36px}.professional-links .eyebrow{margin:0}.professional-card{display:flex;align-items:center;gap:20px;font-size:13px;line-height:1.4}.professional-card img{width:74px;height:74px;object-fit:contain;flex-shrink:0}.professional-card b{display:block;font-size:15px;font-weight:500}.professional-card small{display:block;font-size:11px;margin-top:5px;color:#536970}.professional-card:hover b{text-decoration:underline;text-underline-offset:4px}.association-mark{display:flex;align-items:center;justify-content:center;width:74px;height:74px;flex-shrink:0;border-left:2px solid #c6322d;color:#263e45;font-size:21px;font-weight:500;letter-spacing:-.04em}
@media(max-width:900px){.professional-links>.wrap{grid-template-columns:1fr 1fr;gap:24px}.professional-links .eyebrow{grid-column:1/-1}.material-text-only .material-copy{gap:0 7%}}
@media(max-width:650px){.material-text-only .material-copy{display:block}.material-text-only .material-name{margin-top:18px}.professional-links>.wrap{grid-template-columns:1fr;gap:25px}.professional-links .eyebrow{grid-column:auto}.professional-card img,.association-mark{width:64px;height:64px}.canton-crest{width:34px;height:43px}}

/* V4 : logos fournis, repères de liste non interactifs, images à 90 % et mire fixe. */
.professional-links>.wrap{display:block}.professional-links .eyebrow{margin-bottom:28px}.professional-logos{display:grid;grid-template-columns:1.25fr 1.1fr .65fr 1fr;gap:34px;align-items:center}.professional-forum,.professional-astb,.professional-berufe{display:flex;flex-direction:column;align-items:flex-start;gap:14px}.professional-forum img{width:240px;max-width:100%;height:auto}.professional-astb img{width:90px;height:76px}.professional-berufe img{width:225px;max-width:100%;height:auto}.professional-asca{gap:15px}.professional-card b{font-size:13px}.professional-card small{font-size:10px;margin-top:0}.professional-card img{object-fit:contain}.professional-astb{align-items:center}.professional-forum small,.professional-berufe small{padding-left:1px}.material-photo-intro .reference-photo{width:90%;justify-self:center}.material-photo-pair{width:90%;margin-inline:auto}.material-gallery .gallery-note{width:90%;margin-inline:auto}.contact-mire{width:260px;max-width:85%;margin-top:32px;filter:drop-shadow(0 8px 9px #102c3518)}.contact-mire svg{display:block;width:100%;height:auto}.contact-mire .scan-sector,.contact-mire .scan-beam{animation:none!important}.contact-mire .scan-sector{opacity:.1}
.pollutant-example{display:grid;grid-template-columns:1fr 220px;gap:48px;align-items:start}.pollutant-example .material-copy{gap:0 8%;grid-template-columns:1fr 1.2fr}.pollutant-thumbnail{margin:0}.pollutant-thumbnail img{width:100%;height:auto;aspect-ratio:4/3;object-fit:cover;display:block}.pollutant-thumbnail figcaption{font-size:10px;color:#536970;line-height:1.5;padding-top:10px}.pollutant-thumbnail figcaption a{display:block;font-size:9px;text-decoration:underline;text-underline-offset:3px;margin-top:5px}
@media(max-width:1150px){.professional-logos{gap:24px}.professional-asca img{width:60px;height:60px}.professional-asca{gap:10px}.professional-card b{font-size:12px}.pollutant-example{grid-template-columns:1fr 180px;gap:30px}}
@media(max-width:900px){.professional-logos{grid-template-columns:1fr 1fr;gap:32px 40px}.professional-astb{align-items:flex-start}.professional-astb img{margin-left:12px}.pollutant-example{grid-template-columns:1fr 150px;gap:25px}.pollutant-example .material-copy{display:block}.contact-mire{width:230px}}
@media(max-width:650px){.professional-logos{gap:27px 25px}.professional-asca{display:block}.professional-asca img{margin-bottom:12px}.professional-asca span{display:block}.professional-asca b{font-size:11px}.professional-asca small{margin-top:5px}.professional-card small{font-size:9px}.professional-forum img,.professional-berufe img{width:100%;height:auto}.professional-astb img{width:76px;height:64px;margin:0}.professional-forum,.professional-berufe{gap:12px}.contact-mire{width:190px;margin-top:26px}.pollutant-example{display:block}.pollutant-thumbnail{width:56%;max-width:220px;margin-top:25px}.material-photo-intro .reference-photo,.material-photo-pair,.material-gallery .gallery-note{width:90%}}