:root{--navy:#082b4c;--navy-2:#0c385d;--blue:#147ee8;--cyan:#18bfb3;--ink:#17334b;--muted:#566f83;--paper:#f5f8fa;--line:#d5e1e9;--white:#fff;--shell:min(1240px,calc(100% - 48px));--wide:min(1500px,calc(100% - 48px));--radius:10px;--shadow:0 14px 34px rgba(8,43,76,.12)}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:78px}body{margin:0;background:var(--paper);color:var(--ink);font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.55;-webkit-font-smoothing:antialiased}img{display:block;max-width:100%}a{color:inherit;text-decoration:none}button{font:inherit}.shell{width:var(--shell);margin-inline:auto}.wide-shell{width:var(--wide);margin-inline:auto}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.skip-link{position:fixed;z-index:100;left:1rem;top:-5rem;background:#fff;padding:.75rem 1rem;border-radius:.4rem}.skip-link:focus{top:1rem}a:focus-visible,button:focus-visible{outline:3px solid #eebd35;outline-offset:3px}
.site-header{position:sticky;z-index:20;top:0;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line)}.header-inner{height:70px;display:flex;align-items:center;justify-content:space-between}.brand{display:inline-flex;align-items:center}.brand img{width:145px;height:auto}.site-nav{display:flex;align-items:center;gap:1.5rem;color:#36546c;font-size:.9rem;font-weight:650}.site-nav>a:not(.button):hover{color:var(--blue)}.menu-toggle{display:none;border:0;background:none;padding:.5rem}.menu-toggle span:not(.sr-only){display:block;width:24px;height:2px;margin:5px;background:var(--navy)}
.button{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:.7rem 1.15rem;border:1px solid var(--blue);border-radius:7px;background:var(--blue);color:#fff;font-size:.9rem;font-weight:750;transition:background .15s ease}.button:hover{background:#096fd1}.button-small{min-height:38px;padding:.45rem .9rem}.button-secondary{background:transparent;color:var(--navy);border-color:#9cb1c1}.button-secondary:hover{background:#e9f1f5}.overline{margin:0 0 .7rem;color:#087eaa;font-size:.72rem;font-weight:800;letter-spacing:.11em;text-transform:uppercase}.overline.light{color:#70dfd6}h1,h2,h3,p{margin-top:0}h1,h2,h3{color:var(--navy);line-height:1.16}h1{max-width:720px;margin-bottom:1.25rem;font-size:clamp(2.15rem,4vw,3.65rem);letter-spacing:-.035em}h2{margin-bottom:.65rem;font-size:clamp(1.8rem,3vw,2.65rem);letter-spacing:-.025em}h3{font-size:1.35rem}
.hero{padding:58px 0;background:#eef4f7}.hero-grid{display:grid;grid-template-columns:minmax(380px,.8fr) minmax(520px,1.2fr);gap:50px;align-items:center}.hero-lead{max-width:690px;color:#45637a;font-size:1.05rem}.hero-actions{display:flex;flex-wrap:wrap;gap:.8rem;margin:1.7rem 0 1rem}.hero-note{margin:0;color:#637c8f;font-size:.82rem}.software-shot{margin:0;background:#fff;border:1px solid #bed0dc;border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}.software-shot figcaption{padding:.6rem .8rem;color:#60778a;font-size:.75rem}.image-button{position:relative;display:block;width:100%;padding:0;border:0;background:#e5eef3;cursor:zoom-in;overflow:hidden}.image-button img{width:100%;height:auto}.image-button>span{position:absolute;right:.65rem;bottom:.65rem;padding:.3rem .55rem;border-radius:4px;background:rgba(8,43,76,.9);color:#fff;font-size:.7rem;opacity:0;transition:opacity .15s ease}.image-button:hover>span,.image-button:focus-visible>span{opacity:1}
.section{padding:72px 0}.section-heading{display:grid;grid-template-columns:1fr minmax(260px,.45fr);gap:50px;align-items:end;margin-bottom:30px}.section-heading>p{margin-bottom:.35rem;color:var(--muted)}.modules-section{background:#fff}.module-layout{display:grid;grid-template-columns:minmax(360px,.65fr) minmax(600px,1.35fr);gap:34px;align-items:start}.module-list{list-style:none;margin:0;padding:0;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}.module-list li+li{border-top:1px solid var(--line)}.module-list button{width:100%;display:grid;grid-template-columns:38px minmax(150px,.65fr) 1fr;gap:8px;align-items:center;padding:11px 14px;border:0;background:#fff;color:#476278;text-align:left;cursor:pointer}.module-list button:hover{background:#f2f7fa}.module-list button.is-active{background:#e9f4fb;box-shadow:inset 4px 0 var(--blue)}.module-list b{color:#3c8bc5;font-size:.68rem;letter-spacing:.09em}.module-list span{color:var(--navy);font-size:.92rem;font-weight:750}.module-list small{line-height:1.25}.module-preview{position:sticky;top:92px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}.module-preview .image-button{aspect-ratio:16/9}.module-preview img{height:100%;object-fit:contain;background:#e7f0f5}.module-caption{padding:18px 20px}.module-number{margin:0;color:#247fb9;font-size:.68rem;font-weight:800;text-transform:uppercase;letter-spacing:.1em}.module-caption h3{margin:.15rem 0 .35rem}.module-caption>p:last-of-type:not(.rights-note){margin-bottom:0;color:var(--muted)}.rights-note{margin:.9rem 0 0;padding:.65rem .8rem;border-left:3px solid #d49519;background:#fff8e8;color:#735614;font-size:.76rem}
.examples-section{background:#eef4f7}.examples-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}.example-card{margin:0;background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}.example-card .image-button{aspect-ratio:16/9}.example-card img{height:100%;object-fit:cover}.example-card figcaption{display:flex;gap:.35rem;flex-direction:column;padding:14px 16px}.example-card figcaption b{color:var(--navy)}.example-card figcaption span{color:var(--muted);font-size:.86rem}
.download-section{padding:64px 0;background:var(--navy);color:#c6d8e4}.download-grid{display:grid;grid-template-columns:1fr 1fr;gap:80px}.download-grid h2{color:#fff}.download-grid>div>p{max-width:600px}.download-details{padding-left:35px;border-left:1px solid #315a77}.download-details ul{display:grid;grid-template-columns:1fr 1fr;gap:.55rem 1.5rem;list-style:none;padding:0;margin:0 0 1.3rem}.download-details li:before{content:"✓";color:#5be0d5;margin-right:.5rem}.button-light{background:#fff;border-color:#fff;color:var(--navy)}.button-light:hover{background:#e9f4f5}.download-details>p{margin:.9rem 0 0;color:#91aabc;font-size:.78rem}
.site-footer{padding:48px 0 20px;background:#061e34;color:#8ea6b8;font-size:.83rem}.footer-grid{display:grid;grid-template-columns:1fr .45fr .55fr;gap:60px}.footer-grid>div{display:flex;flex-direction:column;align-items:flex-start;gap:.4rem}.footer-brand img{width:170px}.footer-label{color:#fff;font-weight:750}.footer-grid a:hover{color:#fff}.footer-bottom{display:flex;justify-content:space-between;margin-top:38px;padding-top:18px;border-top:1px solid #173b56;font-size:.72rem}
.lightbox{width:min(96vw,1500px);max-width:none;padding:42px 12px 12px;border:0;border-radius:8px;background:#102b43;box-shadow:0 25px 70px rgba(0,0,0,.45)}.lightbox::backdrop{background:rgba(2,13,24,.84)}.lightbox img{width:100%;max-height:82vh;object-fit:contain}.lightbox p{margin:.55rem 0 0;color:#d2e0e9;text-align:center;font-size:.8rem}.lightbox-close{position:absolute;right:12px;top:8px;border:0;background:transparent;color:#fff;cursor:pointer}
@media(max-width:1050px){.site-nav{position:absolute;display:none;top:70px;left:0;right:0;flex-direction:column;align-items:stretch;gap:0;padding:1rem 24px 1.3rem;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 18px 30px rgba(8,43,76,.12)}.site-nav.is-open{display:flex}.site-nav a{padding:.7rem}.menu-toggle{display:block}.hero-grid{grid-template-columns:1fr}.hero-copy{max-width:820px}.hero-shot{max-width:900px}.module-layout{grid-template-columns:1fr}.module-preview{position:static}.module-list button{grid-template-columns:38px minmax(180px,.55fr) 1fr}}
@media(max-width:700px){:root{--shell:calc(100% - 30px);--wide:calc(100% - 30px)}html{scroll-padding-top:68px}.header-inner{height:64px}.site-nav{top:64px}.brand img{width:132px}.hero{padding:38px 0}.hero-grid{gap:28px}.hero-actions{align-items:stretch;flex-direction:column}.hero-actions .button{width:100%}.section{padding:52px 0}.section-heading{grid-template-columns:1fr;gap:6px}.module-list button{grid-template-columns:32px 1fr;padding:11px 10px}.module-list small{display:none}.module-caption{padding:14px 16px}.examples-grid{grid-template-columns:1fr;gap:18px}.download-grid{grid-template-columns:1fr;gap:25px}.download-details{padding:24px 0 0;border-left:0;border-top:1px solid #315a77}.download-details ul{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}.footer-grid>div:first-child{grid-column:1/-1}.footer-bottom{flex-direction:column;gap:.3rem}.image-button>span{opacity:1}.lightbox{width:100vw;margin:0;padding:42px 4px 4px;border-radius:0}}
.example-card img{object-fit:contain;background:#e7f0f5}
.inline-link{color:var(--blue);font-size:.84rem;font-weight:750}.inline-link:hover{text-decoration:underline}

/* Documentation du spectrophotomètre */
.doc-hero{padding:52px 0;background:#eef4f7}.doc-hero-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(320px,.65fr);gap:48px;align-items:center}.doc-hero h1{max-width:850px}.doc-hero .hero-lead{font-size:1.1rem}.doc-photo{margin:0;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}.doc-photo figcaption{padding:.7rem .9rem;color:var(--muted);font-size:.78rem}.doc-photo .image-button img{width:100%;max-height:680px;object-fit:contain;background:#e7f0f5}.doc-layout{display:grid;grid-template-columns:250px minmax(0,850px);gap:56px;align-items:start;padding:58px 0 76px}.doc-toc{position:sticky;top:94px;padding:20px;border:1px solid var(--line);border-radius:var(--radius);background:#fff}.doc-toc p{margin-bottom:.7rem;color:var(--navy);font-size:.78rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase}.doc-toc ol{margin:0;padding-left:1.25rem;color:var(--muted);font-size:.84rem}.doc-toc li+li{margin-top:.42rem}.doc-toc a:hover{color:var(--blue)}.doc-content>section{scroll-margin-top:90px;padding-bottom:54px}.doc-content>section+section{padding-top:4px;border-top:1px solid var(--line)}.doc-content h2{padding-top:46px;font-size:clamp(1.65rem,2.5vw,2.25rem)}.doc-content h3{margin-top:1.8rem}.doc-content p,.doc-content li{max-width:78ch}.doc-content ol,.doc-content ul{padding-left:1.35rem}.doc-content li+li{margin-top:.5rem}.process-flow{display:flex;flex-wrap:wrap;gap:.45rem;align-items:center;margin:1.4rem 0;padding:18px;border:1px solid #bcd7e7;border-radius:var(--radius);background:#f0f8fc}.process-flow span{padding:.45rem .65rem;border-radius:5px;background:#fff;color:var(--navy);font-size:.84rem;font-weight:700}.process-flow b{color:var(--blue)}.table-wrap{margin:1.25rem 0;overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius);background:#fff}.doc-table{width:100%;border-collapse:collapse;font-size:.88rem}.doc-table th,.doc-table td{padding:.75rem .85rem;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}.doc-table th{background:#eaf3f8;color:var(--navy)}.doc-table tr:last-child td{border-bottom:0}.doc-table a{color:var(--blue);text-decoration:underline}.notice{margin:1.25rem 0;padding:1rem 1.1rem;border-left:4px solid #d49519;border-radius:0 7px 7px 0;background:#fff8e8;color:#624d1d}.notice.info{border-left-color:var(--blue);background:#edf7ff;color:#244c6a}.wiring-diagram{display:grid;grid-template-columns:1fr auto 1fr auto 1fr;gap:.65rem;align-items:center;margin:1.3rem 0;padding:20px;border:1px solid var(--line);border-radius:var(--radius);background:#fff;text-align:center}.wiring-node{padding:1rem .65rem;border:2px solid #96b6ca;border-radius:8px;color:var(--navy);font-weight:750}.wire-arrow{color:var(--blue);font-size:1.3rem;font-weight:900}.photo-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin:1.35rem 0}.photo-grid .doc-photo:first-child{grid-column:1/-1}.photo-grid .doc-photo .image-button img{height:430px}.assembly-photo{margin:1.4rem 0}.download-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:1.3rem 0}.download-card{display:flex;min-height:130px;flex-direction:column;justify-content:space-between;padding:18px;border:1px solid var(--line);border-radius:var(--radius);background:#fff}.download-card b{color:var(--navy)}.download-card a{margin-top:1rem;color:var(--blue);font-weight:750}.settings-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin:1.3rem 0}.setting{padding:16px;border:1px solid var(--line);border-radius:8px;background:#fff}.setting b{display:block;color:var(--navy);font-size:1.25rem}.bands{display:flex;flex-wrap:wrap;gap:.55rem;margin:1rem 0}.bands span{padding:.48rem .7rem;border:1px solid #a9c9dc;border-radius:999px;background:#fff;color:var(--navy);font-weight:700}.back-home{display:inline-block;margin-bottom:1.1rem;color:var(--blue);font-size:.88rem;font-weight:750}
@media(max-width:950px){.doc-hero-grid{grid-template-columns:1fr}.doc-hero .doc-photo{max-width:650px}.doc-layout{grid-template-columns:1fr}.doc-toc{position:static}.download-cards{grid-template-columns:1fr}.settings-grid{grid-template-columns:1fr 1fr}}
@media(max-width:650px){.doc-hero{padding:34px 0}.doc-layout{padding-top:34px}.photo-grid{grid-template-columns:1fr}.photo-grid .doc-photo:first-child{grid-column:auto}.photo-grid .doc-photo .image-button img{height:auto}.wiring-diagram{grid-template-columns:1fr}.wire-arrow{transform:rotate(90deg)}.settings-grid{grid-template-columns:1fr}.doc-table{font-size:.8rem}.doc-table th,.doc-table td{padding:.65rem}.process-flow b{transform:rotate(90deg)}}
/* Finition de la documentation */
.doc-hero{padding:44px 0}.doc-hero-grid{grid-template-columns:minmax(0,1fr) minmax(320px,.62fr);gap:44px}.doc-hero-photo .image-button{aspect-ratio:1}.doc-hero-photo .image-button img{height:100%;object-fit:contain}.doc-layout{grid-template-columns:235px minmax(0,850px);gap:50px;padding:48px 0 64px}.doc-toc{padding:18px}.doc-content>section{padding-bottom:40px}.doc-content h2{padding-top:34px}.doc-content h3{margin:1.55rem 0 .65rem}.steps{padding:1rem 1rem 1rem 2.5rem;border:1px solid var(--line);border-radius:var(--radius);background:#fff}.doc-table th,.doc-table td{padding:.68rem .8rem}.doc-table tr:nth-child(even) td{background:#f9fbfc}.photo-grid{grid-template-columns:repeat(3,1fr);gap:16px}.photo-grid .doc-photo:first-child{grid-column:auto}.photo-grid .doc-photo .image-button{aspect-ratio:4/5}.photo-grid .doc-photo .image-button img{height:100%;object-fit:cover}.assembly-photo{max-width:650px;margin:1.2rem auto}.assembly-photo .image-button{aspect-ratio:4/3}.assembly-photo .image-button img{height:100%;object-fit:contain}.download-card{min-height:150px;padding:18px;border-top:4px solid var(--blue)}.download-card span{margin-top:.3rem;color:var(--muted);font-size:.8rem}.download-card a{margin-top:auto;padding-top:1rem}.file-note{color:var(--muted);font-size:.86rem}
@media(max-width:950px){.doc-hero-grid{grid-template-columns:1fr}.doc-hero .doc-photo{max-width:560px}.doc-layout{grid-template-columns:1fr}.photo-grid{grid-template-columns:1fr 1fr}}
@media(max-width:650px){.doc-hero{padding:32px 0}.doc-layout{padding-top:30px}.doc-content>section{padding-bottom:32px}.doc-content h2{padding-top:28px}.photo-grid{grid-template-columns:1fr}.photo-grid .doc-photo .image-button{aspect-ratio:4/3}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition-duration:.01ms!important}}