/* NOVALTIS — restored site-wide design system */
:root{--ink:#142c3b;--navy:#102c3e;--blue:#24769d;--sky:#eaf4f8;--muted:#637987;--line:#e0e8ed;--paper:#fff;--soft:#f5f9fb}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:#fff;font-family:Inter,system-ui,-apple-system,"Segoe UI",Arial,sans-serif;font-size:16px;line-height:1.65}a{color:inherit;text-decoration:none}img{max-width:100%}h1,h2,h3,h4,p{margin-top:0}h1,h2,h3{line-height:1.19;letter-spacing:-.028em}h1{font-size:clamp(2.4rem,5vw,4.4rem);margin-bottom:24px}h2{font-size:clamp(1.8rem,3.3vw,2.75rem);margin-bottom:18px}h3{font-size:1.27rem}p{margin-bottom:15px}.wrap{width:min(1180px,calc(100% - 44px));margin:0 auto}.pad{padding:76px 0}.light{background:#f5f9fb}.muted{color:var(--muted)}.tag,.eyebrow{display:inline-block;font-size:12px;letter-spacing:.12em;text-transform:uppercase;font-weight:800;color:var(--blue);margin-bottom:14px}.section-head{max-width:780px;margin-bottom:32px}.section-head .muted{font-size:17px}.btn,.call{display:inline-flex;align-items:center;justify-content:center;gap:9px;border-radius:10px;padding:13px 20px;font-weight:750;line-height:1.3;transition:background .2s,transform .2s}.btn{background:#1c6f98;color:white;border:1px solid #1c6f98;cursor:pointer}.btn:hover{background:#15587b;transform:translateY(-1px)}.btn.outline{background:transparent;color:#1b5877;border:1px solid #b7d1df}.btn.outline:hover{background:#eaf3f8}.buttons{display:flex;gap:12px;flex-wrap:wrap;margin:25px 0}.call{background:#eaf4f9;color:#145d82;white-space:nowrap;font-size:14px}
header{background:white;border-bottom:1px solid #e7edf1;position:relative;z-index:20}.header{display:flex;align-items:center;gap:20px;justify-content:space-between;min-height:92px;padding:12px 0}.brand{display:flex;align-items:center;gap:9px;flex-shrink:0;line-height:1.08}.brand img{width:52px;height:52px;object-fit:contain}.brand strong{font-size:20px;letter-spacing:.05em;display:block;color:#143a53}.brand small{display:block;font-size:10px;letter-spacing:.12em;font-weight:800;color:#54778a}.brand em{font-style:normal;color:#df7b30}nav{display:flex;align-items:center;justify-content:center;gap:0;flex-wrap:wrap}nav a{display:inline-flex;align-items:center;gap:6px;padding:7px 9px;font-size:12px;font-weight:750;line-height:1.3;color:#304a5a;white-space:nowrap}nav a+a{border-left:1px solid #d9e1e7}nav a:hover{color:#14739f}nav svg{width:16px;height:16px;flex:none;color:inherit}nav svg.heat-cool-icon{width:29px;height:18px}header .call{font-size:12px;padding:10px 12px}
.hero{background:linear-gradient(120deg,#112f43,#1a4a64);color:white;padding:80px 0}.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;align-items:center;gap:48px}.hero h1 span{color:#9dd8ed}.hero .lead{font-size:clamp(17px,2vw,21px);color:#dcecf3;max-width:690px}.hero .eyebrow{color:#a7d9eb}.hero .btn.outline{color:white;border-color:#a0b9c7}.hero .trust{display:flex;gap:14px;flex-wrap:wrap;color:#c3dce9;font-size:13px;margin-top:25px}.hero-photo{width:100%;height:auto;max-height:420px;object-fit:cover;border-radius:18px;box-shadow:0 20px 45px rgba(0,0,0,.16)}.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}.card{border:1px solid #e1e9ee;background:white;border-radius:17px;padding:26px;box-shadow:0 7px 25px rgba(18,52,74,.035)}.card .kicker{font-size:11px;letter-spacing:.1em;color:#26749b;font-weight:800;margin-bottom:12px}.card h3{margin-bottom:15px}.card .price{font-size:30px;font-weight:850;color:#1c5979;margin-bottom:15px;line-height:1.3}.price small{display:block;font-size:12px;color:#6b7c88;font-weight:500;margin-top:6px}.card .more{font-weight:800;color:#1e7199}.note,.notice{padding:22px 25px;background:#f0f7fa;border:1px solid #d8e9f0;border-radius:13px;color:#315467}.notice p:last-child{margin-bottom:0}.gallery-section{background:#fff}.work-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.work-card{margin:0;background:#fff;border:1px solid #e1e9ee;border-radius:14px;overflow:hidden;box-shadow:0 5px 22px rgba(20,60,85,.05)}.work-card img{width:100%;height:220px;object-fit:cover;display:block}.work-card figcaption{padding:14px 16px;color:#415d6b;font-size:14px}.band{background:#163d55;color:white;padding:42px 0}.band>.wrap{display:flex;justify-content:space-between;align-items:center;gap:22px}.band h2{font-size:clamp(22px,3vw,31px);margin:0 0 8px}.band p{color:#d3e4ec;margin:0}.footer{background:#0f293a;color:#d8e5ec;padding:48px 0}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:32px}.footer strong{color:#fff}.footer p{font-size:14px;color:#bbced9;margin-top:12px}.footer a:hover{text-decoration:underline}.tiny{font-size:13px}
@media(max-width:1100px){.header{flex-wrap:wrap;justify-content:center;gap:10px}.header nav{order:3;width:100%;padding-top:10px;border-top:1px solid #eef1f4}.header .brand{margin-right:auto}.header>.call{margin-left:auto}nav a{font-size:12px;padding:9px 11px}}@media(max-width:760px){.wrap{width:min(100% - 32px,1180px)}.pad{padding:48px 0}.hero{padding:55px 0}.hero-grid{grid-template-columns:1fr!important;gap:22px}.hero h1{font-size:clamp(2.1rem,8vw,3.2rem)}.grid,.grid.two,.work-grid{grid-template-columns:1fr}.work-card img{height:240px}.band>.wrap{flex-direction:column;align-items:flex-start}.footer-grid{grid-template-columns:1fr;gap:14px}.header{align-items:center}.brand img{width:44px;height:44px}.brand strong{font-size:17px}header .call{font-size:11px}nav{justify-content:center;row-gap:5px}nav a{font-size:11px;padding:8px 9px}.card{padding:22px}}@media(max-width:390px){header .call{padding:8px;font-size:10px}nav a{font-size:10px;padding:7px}}


/* NOVALTIS project simulator */
.sim-teaser{display:flex;justify-content:space-between;align-items:center;gap:28px;padding:32px;border:1px solid #dce5eb;border-radius:20px;background:linear-gradient(120deg,#f6fafc,#e8f2f7)}.sim-teaser h2{margin:12px 0}.sim-teaser-art{font-size:74px;color:#276c94;white-space:nowrap}.sim-teaser-art span{color:#657b8a}.sim-container{max-width:840px}.sim-card{background:#fff;border:1px solid #e0e7eb;border-radius:18px;padding:clamp(20px,4vw,38px);box-shadow:0 12px 36px rgba(15,43,61,.06)}.sim-step{display:none}.sim-step.active{display:block}.sim-step h2{margin:20px 0}.sim-step label{display:block;margin:14px 0;font-weight:500}.sim-step input:not([type=radio]):not([type=checkbox]),.sim-step select,.sim-step textarea{display:block;width:100%;padding:13px;margin-top:7px;border:1px solid #cdd9e1;border-radius:9px;background:white;color:#182c3a;font:inherit;box-sizing:border-box}.sim-step input[type=radio],.sim-step input[type=checkbox]{accent-color:#246b94;margin-right:8px}.sim-step fieldset{border:1px solid #e0e7eb;border-radius:12px;padding:14px 18px;margin:18px 0}.sim-step legend{font-weight:700;padding:0 7px}.sim-step fieldset label{font-weight:400;margin:10px 0}.sim-progress{font-size:14px;font-weight:700;color:#506778}.sim-track{height:6px;background:#e8eef2;border-radius:20px;overflow:hidden;margin-top:12px}.sim-track>div{height:100%;background:#286f98;width:20%;transition:width .25s}.sim-actions{display:flex;gap:12px;justify-content:space-between;margin-top:26px}.sim-actions button{cursor:pointer}.sim-estimate{padding:24px;border-radius:14px;background:#edf5fa;margin:20px 0}.sim-estimate span,.sim-estimate small{display:block}.sim-estimate strong{display:block;font-size:clamp(23px,4vw,34px);margin:10px 0;color:#1b526f}.sim-disclaimer{font-size:13px;color:#586e7b;line-height:1.7}.sim-page .section-head{text-align:left}#sim-result .btn{display:inline-block;margin:8px 8px 8px 0}#sim-summary{line-height:1.7}@media(max-width:600px){.sim-teaser-art{display:none}.sim-teaser{padding:22px}.sim-actions{flex-wrap:wrap}}

/* Guides pédagogiques NOVALTIS */
.guide-tabs{display:flex;flex-wrap:wrap;gap:12px;margin:28px 0}.guide-tab{border:1px solid #c9d9e2;background:#fff;color:#25485e;padding:15px 20px;border-radius:12px;font:inherit;font-weight:700;cursor:pointer}.guide-tab.active{background:#194f71;color:#fff;border-color:#194f71}.guide-panel{background:#fff;border:1px solid #e0e8ed;border-radius:18px;padding:clamp(20px,4vw,38px);line-height:1.75}.guide-panel[hidden]{display:none!important}.guide-panel h3{margin:8px 0 14px}.guide-panel h3:not(:first-child){margin-top:30px}.guide-compare,.guide-points{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:15px;margin:20px 0}.guide-compare article,.guide-points article{background:#f2f7fa;border-radius:13px;padding:20px}.guide-compare span,.guide-compare small{display:block}.guide-compare strong{display:block;font-size:30px;color:#1d6288;margin:10px 0}.guide-points h4{margin:0 0 8px}.guide-points p{margin:0}.guide-note,.guide-figure figcaption{font-size:13px;color:#596e7c}.guide-figure{margin:22px 0}.guide-figure img{width:100%;height:auto;display:block;border-radius:12px;border:1px solid #e5eaed}.guide-figure figcaption{padding:10px 3px}.guide-cta{margin-top:24px;padding:24px;background:#eaf3f8;border-radius:16px;display:flex;justify-content:space-between;align-items:center;gap:20px}.guide-cta h3{margin:0 0 8px}.guide-cta p{margin:0}@media(max-width:650px){.guide-compare,.guide-points{grid-template-columns:1fr}.guide-cta{display:block}.guide-cta .btn{display:inline-block;margin-top:16px}.guide-tab{width:100%}}
.guide-entry{margin-top:12px}.guide-entry .btn{display:inline-block}.guide-compare article{border:1px solid #dce8ef}.guide-compare article:nth-child(even){background:#e7f4f8}.guide-compare strong{font-size:clamp(26px,3vw,36px)}

/* Sélecteur de guide explicite et accessible */
.guide-switch-hint{margin:24px 0 10px;font-weight:700;color:#194f71;font-size:1.03rem}
.guide-tabs{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin:10px 0 8px;padding:8px;background:#eaf2f7;border:1px solid #d3e3ed;border-radius:17px}
.guide-tabs .guide-tab{display:flex;align-items:center;justify-content:center;gap:12px;width:100%;min-height:74px;margin:0;border:2px solid transparent;border-radius:12px;background:transparent;color:#25485e;transition:background .18s ease,box-shadow .18s ease,border-color .18s ease}
.guide-tabs .guide-tab.active{background:#194f71;color:white;border-color:#194f71;box-shadow:0 3px 12px rgba(25,79,113,.18)}
.guide-tab-icon{display:inline-grid;place-items:center;flex:none;width:32px;height:32px;border-radius:50%;background:#d4e4ee;color:#194f71;font-size:.85rem;font-weight:800}
.guide-tab.active .guide-tab-icon{background:#fff;color:#194f71}
.guide-tab-title{line-height:1.3;text-align:left}
.guide-current{margin:8px 0 24px;color:#49697d;font-size:.92rem;font-weight:600}
@media(max-width:540px){.guide-tabs{grid-template-columns:1fr}.guide-tabs .guide-tab{min-height:58px;justify-content:flex-start;padding:10px 14px}.guide-switch-hint{font-size:.98rem}}