/* ═══════════════════════════════════════════════
   DESIGN SYSTEM — Devis Fenetre France
   ═══════════════════════════════════════════════ */
:root {
  --primary:       #059669;
  --primary-dark:  #065F46;
  --primary-light: #D1FAE5;
  --primary-rgb:   5, 150, 105;
  --accent:        #34D399;
  --bg:            #F5FFFA;
  --white:    #ffffff;
  --gray-50:  #f8fafc;
  --gray-100: #f1f5f9;
  --gray-200: #e2e8f0;
  --gray-300: #cbd5e1;
  --gray-400: #94a3b8;
  --gray-500: #64748b;
  --gray-600: #475569;
  --gray-700: #334155;
  --gray-900: #0f172a;
  --section-py: 5rem;
  --section-px: 5%;
  --max-w: 1200px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,.07);
  --shadow:    0 2px 8px rgba(0,0,0,.09);
  --shadow-md: 0 4px 16px rgba(0,0,0,.1);
  --shadow-lg: 0 8px 30px rgba(0,0,0,.13);
  --shadow-cta:0 4px 14px rgba(var(--primary-rgb),.35);
  --r-sm: 6px; --r: 12px; --r-lg: 20px; --r-full: 9999px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html,body{max-width:100vw;overflow-x:hidden}
body{font-family:'Inter',system-ui,sans-serif;line-height:1.6;color:var(--gray-900);background:var(--bg)}
a{color:var(--primary);text-decoration:none}
img{max-width:100%;height:auto;display:block}
button{font-family:inherit}
.section{padding:var(--section-py) var(--section-px)}
.section-white{background:var(--white)}
.section-alt{background:var(--gray-50)}
.section-light{background:var(--primary-light)}
.section-inner{max-width:var(--max-w);margin:0 auto}
.section-narrow{max-width:900px;margin:0 auto}
.section-head{text-align:center;margin-bottom:3.5rem}
.section-head h2{font-size:clamp(1.6rem,3vw,2.2rem);font-weight:800;color:var(--gray-900);margin-top:.75rem;line-height:1.2}
.section-head p{color:var(--gray-500);font-size:1.05rem;margin-top:.75rem}
.btn-primary,.btn-cta{background:linear-gradient(135deg,var(--primary) 0%,var(--primary-dark) 100%);color:#fff!important;padding:.875rem 2rem;border-radius:var(--r-full);font-size:1rem;font-weight:700;border:none;cursor:pointer;display:inline-flex;align-items:center;gap:.5rem;box-shadow:var(--shadow-cta);transition:all .2s;text-decoration:none;white-space:nowrap;line-height:1.4}
.btn-primary:hover,.btn-cta:hover{transform:translateY(-2px);box-shadow:0 6px 20px rgba(var(--primary-rgb),.45);color:#fff}
.btn-outline{background:transparent;color:#fff;padding:.875rem 2rem;border-radius:var(--r-full);font-size:1rem;font-weight:600;border:2px solid rgba(255,255,255,.65);cursor:pointer;display:inline-flex;align-items:center;gap:.5rem;transition:all .2s;text-decoration:none;white-space:nowrap}
.btn-outline:hover{background:rgba(255,255,255,.12);border-color:#fff;color:#fff}
.badge{display:inline-flex;align-items:center;gap:.35rem;background:rgba(var(--primary-rgb),.1);color:var(--primary-dark);border:1px solid rgba(var(--primary-rgb),.2);padding:.35rem .9rem;border-radius:var(--r-full);font-size:.8rem;font-weight:700}
header{background:rgba(255,255,255,.95);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);padding:1rem 5%;display:flex;justify-content:space-between;align-items:center;box-shadow:0 1px 0 var(--gray-100);position:sticky;top:0;z-index:1000}
.logo{font-size:1.3rem;font-weight:900;color:var(--gray-900);text-decoration:none;display:flex;align-items:center;gap:.5rem}
.logo i{color:var(--primary)}
nav ul{display:flex;list-style:none;gap:.2rem;align-items:center}
nav a{text-decoration:none;color:var(--gray-700);font-weight:500;font-size:.9rem;padding:.4rem .75rem;border-radius:var(--r);transition:all .15s}
nav a:hover{background:var(--primary-light);color:var(--primary)}
.header-cta{background:linear-gradient(135deg,var(--primary) 0%,var(--primary-dark) 100%);color:#fff;padding:.6rem 1.25rem;border-radius:var(--r-full);font-weight:700;font-size:.875rem;border:none;cursor:pointer;box-shadow:var(--shadow-cta);transition:all .2s;white-space:nowrap}
.header-cta:hover{transform:translateY(-1px);box-shadow:0 4px 16px rgba(var(--primary-rgb),.45)}
.hamburger{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:8px;width:40px;height:40px;justify-content:center;border-radius:var(--r-sm)}
.hamburger:hover{background:var(--gray-100)}
.hamburger span{display:block;width:22px;height:2.5px;background:var(--gray-700);border-radius:2px;transition:all .2s}
.mobile-menu{background:var(--white);padding:1.25rem 5%;display:flex;flex-direction:column;gap:.5rem;border-bottom:1px solid var(--gray-100);box-shadow:var(--shadow-md)}
.mobile-menu a{color:var(--gray-700);font-weight:500;padding:.6rem .75rem;border-radius:var(--r);transition:all .15s}
.mobile-menu a:hover{background:var(--primary-light);color:var(--primary)}
.mobile-menu .btn-cta{margin-top:.5rem;justify-content:center;width:100%}
.hero,.hero-photo{background:linear-gradient(135deg,var(--primary) 0%,var(--primary-dark) 100%);color:#fff;text-align:center;padding:5.5rem 5% 5rem;position:relative;overflow:hidden}
.hero::before{content:'';position:absolute;top:-40%;right:-15%;width:55%;aspect-ratio:1;background:radial-gradient(circle,rgba(255,255,255,.09) 0%,transparent 60%);pointer-events:none}
.hero::after{content:'';position:absolute;bottom:-30%;left:-10%;width:45%;aspect-ratio:1;background:radial-gradient(circle,rgba(255,255,255,.05) 0%,transparent 60%);pointer-events:none}
.hero-inner{max-width:var(--max-w);margin:0 auto;position:relative;z-index:1}
.hero-badge{display:inline-flex;align-items:center;gap:.4rem;background:rgba(255,255,255,.18);border:1px solid rgba(255,255,255,.3);color:#fff;padding:.4rem 1rem;border-radius:var(--r-full);font-size:.85rem;font-weight:600;margin-bottom:1.5rem}
.hero h1{font-size:clamp(2rem,5vw,3.5rem);font-weight:900;line-height:1.1;letter-spacing:-.02em;color:#fff;margin-bottom:1.25rem}
.hero h1 em{color:var(--accent);font-style:normal}
.hero-inner > p{font-size:1.2rem;max-width:680px;margin:0 auto 2.5rem;opacity:.9;line-height:1.7}
.hero-actions{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap;margin-bottom:3rem}
.hero-stats{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap;margin-bottom:2rem}
.stat-card{background:rgba(255,255,255,.13);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);border:1px solid rgba(255,255,255,.22);border-radius:var(--r-lg);padding:1.1rem 1.5rem;text-align:center;min-width:110px}
.stat-number{font-size:1.75rem;font-weight:900;color:var(--accent)}
.stat-label{font-size:.78rem;opacity:.85;margin-top:.2rem;text-transform:uppercase;letter-spacing:.04em}
.trust-row{display:flex;flex-wrap:wrap;gap:1.25rem;justify-content:center;opacity:.8}
.trust-row span{display:flex;align-items:center;gap:.35rem;font-size:.85rem;font-weight:500}
.cluster-hero{background:linear-gradient(135deg,var(--primary) 0%,var(--primary-dark) 100%);color:#fff;text-align:center;padding:4.5rem 5%;position:relative;overflow:hidden}
.cluster-hero::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse at 70% 30%,rgba(255,255,255,.07) 0%,transparent 55%);pointer-events:none}
.cluster-hero-inner,.cluster-hero > div[style]{max-width:var(--max-w);margin:0 auto;position:relative;z-index:1}
.cluster-hero h1{font-size:clamp(1.7rem,3.5vw,2.5rem);font-weight:900;color:#fff;margin-bottom:1.25rem;line-height:1.15}
.cluster-hero p{font-size:1.1rem;max-width:700px;margin:0 auto 2rem;opacity:.9;line-height:1.7}
.logo-cloud{background:var(--white);border-bottom:1px solid var(--gray-100);padding:.9rem 5%;display:flex;align-items:center;gap:1.5rem;flex-wrap:wrap;justify-content:center}
.logo-cloud .label{color:var(--gray-400);font-size:.78rem;font-weight:500}
.logo-cloud .logo-item{font-weight:600;color:var(--gray-500);font-size:.875rem}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:1.5rem}
.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:1.5rem}
.card,.feature-card{background:var(--white);border:1.5px solid var(--gray-200);border-radius:var(--r-lg);padding:1.75rem 1.5rem;transition:all .2s;text-decoration:none;color:inherit;display:block}
.card:hover,.feature-card:hover{border-color:var(--primary);box-shadow:0 8px 24px rgba(var(--primary-rgb),.1);transform:translateY(-3px)}
.card h3,.feature-card h3{color:var(--gray-900);margin-bottom:.5rem}
.card p,.feature-card p{color:var(--gray-500);font-size:.9rem;line-height:1.6}
.feature-icon{width:52px;height:52px;border-radius:var(--r);background:var(--primary-light);display:flex;align-items:center;justify-content:center;margin-bottom:1.25rem;color:var(--primary)}
.process-steps,.process-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:2rem}
.step{background:var(--white);border-radius:var(--r-lg);padding:2rem 1.5rem;text-align:center;border:1.5px solid var(--gray-100)}
.step-icon{width:60px;height:60px;border-radius:var(--r-lg);background:var(--primary-light);display:flex;align-items:center;justify-content:center;margin:0 auto 1.25rem;color:var(--primary)}
.step h3{color:var(--gray-900);margin-bottom:.5rem}
.step p{color:var(--gray-500);font-size:.9rem}
.pricing-table{width:100%;border-collapse:collapse;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-md)}
.pricing-table th{background:var(--primary);color:#fff;padding:1rem 1.25rem;text-align:left;font-size:.875rem;font-weight:600}
.pricing-table td{padding:.9rem 1.25rem;border-bottom:1px solid var(--gray-100);font-size:.9rem;background:var(--white);color:var(--gray-700)}
.pricing-table tr:last-child td{border-bottom:none}
.pricing-table tbody tr:hover td{background:var(--primary-light)}
.pricing-table .price{font-weight:700;color:var(--primary)}
.regions-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:1rem}
.region-card{background:var(--white);border:1.5px solid var(--gray-200);border-radius:var(--r);padding:1.25rem 1.5rem;text-decoration:none;color:inherit;display:block;transition:all .2s}
.region-card:hover{border-color:var(--primary);background:var(--primary-light);transform:translateY(-2px)}
.region-card h3{font-size:.95rem;color:var(--gray-900);font-weight:600}
.region-card p{font-size:.8rem;color:var(--gray-400);margin-top:.2rem}
.testimonial-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1.5rem}
.testimonial{background:var(--white);border:1.5px solid var(--gray-200);border-radius:var(--r-lg);padding:1.75rem;position:relative}
.testimonial::after{content:'"';position:absolute;top:.5rem;right:1.25rem;font-size:5rem;color:var(--gray-100);font-family:Georgia,serif;line-height:1;pointer-events:none}
.testimonial .stars{color:#F59E0B;font-size:1rem;margin-bottom:.75rem;letter-spacing:.05em}
.testimonial p{color:var(--gray-600);font-size:.925rem;line-height:1.75;margin-bottom:1.25rem;position:relative;z-index:1}
.testimonial .author{display:flex;align-items:center;gap:.75rem}
.avatar{width:42px;height:42px;border-radius:50%;background:linear-gradient(135deg,var(--primary) 0%,var(--primary-dark) 100%);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:.85rem;flex-shrink:0}
.testimonial .name{font-weight:700;color:var(--gray-900);font-size:.9rem}
.testimonial .role{font-size:.8rem;color:var(--gray-400)}
.faq-list{display:flex;flex-direction:column;gap:.75rem}
.faq-item{background:var(--white);border:1.5px solid var(--gray-200);border-radius:var(--r);overflow:hidden;transition:border-color .2s}
.faq-item:hover,.faq-item.open{border-color:var(--primary)}
.faq-q{width:100%;text-align:left;padding:1.1rem 1.25rem;background:none;border:none;font-weight:600;cursor:pointer;color:var(--gray-900);font-size:.95rem;display:flex;justify-content:space-between;align-items:center;gap:1rem}
.faq-q::after{content:'▾';font-size:1rem;color:var(--primary);transition:transform .2s;flex-shrink:0}
.faq-item.open .faq-q::after{transform:rotate(180deg)}
.faq-a{display:none;padding:0 1.25rem 1.1rem;color:var(--gray-500);font-size:.9rem;line-height:1.75}
.faq-item.open .faq-a{display:block}
.breadcrumb{background:var(--white);border-bottom:1px solid var(--gray-100);padding:.65rem 5%;font-size:.85rem}
.breadcrumb-inner{max-width:var(--max-w);margin:0 auto;display:flex;flex-wrap:wrap;align-items:center;gap:.25rem}
.breadcrumb a{color:var(--primary)}
.breadcrumb-sep{color:var(--gray-300)}
.breadcrumb-current{color:var(--gray-500)}
.chips{display:flex;flex-wrap:wrap;gap:.5rem}
.chip{background:var(--white);border:1.5px solid var(--gray-200);color:var(--gray-700);padding:.4rem .9rem;border-radius:var(--r-full);font-size:.85rem;font-weight:500;text-decoration:none;transition:all .2s}
.chip:hover{background:var(--primary);color:#fff;border-color:var(--primary)}
.artisan-card{background:var(--white);border-radius:var(--r);padding:1.5rem;box-shadow:var(--shadow);margin-bottom:1rem;border-left:4px solid var(--primary)}
.artisan-card h4{color:var(--gray-900);font-size:1.05rem;margin-bottom:.5rem}
.artisan-card p{color:var(--gray-500);margin:.25rem 0;font-size:.875rem}
.meta{background:var(--primary-light);color:var(--primary-dark);padding:.2rem .65rem;border-radius:var(--r-sm);font-size:.78rem;display:inline-block;margin-top:.25rem;font-weight:600}
.article-content{max-width:860px;margin:0 auto;padding:0 5%}
.article-content h2{font-size:1.5rem;color:var(--gray-900);margin:2.5rem 0 1rem;padding-left:.9rem;border-left:4px solid var(--primary);line-height:1.3}
.article-content h3{font-size:1.1rem;color:var(--gray-900);margin:1.75rem 0 .6rem;font-weight:700}
.article-content p{color:var(--gray-600);margin-bottom:1.1rem;line-height:1.8}
.article-content ul,.article-content ol{color:var(--gray-600);padding-left:1.5rem;margin-bottom:1.1rem}
.article-content li{margin-bottom:.45rem;line-height:1.7}
.article-content strong{color:var(--gray-900)}
.form-group{margin-bottom:1.25rem}
.form-group label{display:block;font-weight:600;color:var(--gray-700);margin-bottom:.4rem;font-size:.875rem}
.form-group input,.form-group select,.form-group textarea{width:100%;border:1.5px solid var(--gray-200);border-radius:var(--r);padding:.75rem 1rem;font-size:.95rem;font-family:inherit;transition:border-color .2s,box-shadow .2s;background:var(--white);color:var(--gray-900)}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(var(--primary-rgb),.1)}
footer{background:var(--gray-900);color:var(--gray-400);padding:4rem 5% 0}
.footer-content{max-width:var(--max-w);margin:0 auto;display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:2.5rem;padding-bottom:3rem}
.footer-section h4{color:#fff;font-size:.95rem;font-weight:700;margin-bottom:1rem}
.footer-section p{font-size:.85rem;line-height:1.7}
.footer-section ul{list-style:none}
.footer-section li{margin-bottom:.5rem}
.footer-section a{color:var(--gray-400);font-size:.875rem;transition:color .2s}
.footer-section a:hover{color:var(--accent)}
.footer-bottom{max-width:var(--max-w);margin:0 auto;padding:1.5rem 0;border-top:1px solid rgba(255,255,255,.08);text-align:center;font-size:.8rem;color:var(--gray-500)}
.mobile-sticky-bar{display:none;position:fixed;bottom:0;left:0;right:0;z-index:999;background:linear-gradient(135deg,var(--primary) 0%,var(--primary-dark) 100%);color:#fff;text-align:center;padding:1rem;font-weight:700;font-size:.95rem;box-shadow:0 -4px 20px rgba(0,0,0,.2)}
.mobile-sticky-bar a{color:#fff}
.desktop-sticky-cta{position:fixed;bottom:1.5rem;right:1.5rem;z-index:998;background:var(--white);border:2px solid var(--primary);border-radius:var(--r-lg);padding:1rem 1.25rem;box-shadow:var(--shadow-lg);display:flex;align-items:center;gap:1rem}
.dsc-inner{display:flex;align-items:center;gap:1rem;flex-wrap:wrap}
.rgpd-banner{position:fixed;bottom:0;left:0;right:0;background:var(--gray-900);color:#fff;padding:1rem 5%;z-index:10000;display:flex;align-items:center;justify-content:center;box-shadow:0 -4px 20px rgba(0,0,0,.25)}
.rgpd-inner{max-width:900px;display:flex;align-items:center;gap:1.5rem;flex-wrap:wrap}
.rgpd-inner p{font-size:.85rem;flex:1;min-width:200px}
.rgpd-inner a{color:var(--accent)}
.rgpd-btns{display:flex;gap:.75rem}
.skip-to-content{position:absolute;left:-9999px;top:auto;width:1px;height:1px;overflow:hidden}
.skip-to-content:focus{position:fixed;top:0;left:0;width:auto;height:auto;padding:.5rem 1rem;background:var(--primary);color:#fff;z-index:9999;font-weight:600}
.reassurance-bar{background:var(--primary-dark);color:rgba(255,255,255,.8);font-size:.8rem;text-align:center;padding:.5rem 1rem;display:flex;gap:2rem;justify-content:center;flex-wrap:wrap}
.reassurance-bar strong{color:#fff}
.reveal-on-scroll{opacity:0;transform:translateY(20px);transition:opacity .55s ease,transform .55s ease}
.reveal-on-scroll.revealed{opacity:1;transform:none}
@media(max-width:940px){nav,.hide-mobile{display:none!important}.hamburger{display:flex}.hero h1{font-size:2.2rem}.cluster-hero h1{font-size:2rem}.features-grid{grid-template-columns:1fr 1fr}.process-steps,.process-grid{grid-template-columns:1fr 1fr}.pricing-table{font-size:.8rem}.pricing-table td,.pricing-table th{padding:.7rem .85rem}}
@media(max-width:640px){:root{--section-py:3.5rem}.hero,.hero-photo,.cluster-hero{padding:4rem 5% 3.5rem}.hero h1{font-size:1.85rem}.hero-inner > p{font-size:1rem}.hero-actions{flex-direction:column;align-items:stretch}.hero-stats{gap:.75rem}.stat-card{min-width:90px;padding:.9rem 1rem}.stat-number{font-size:1.4rem}.features-grid,.process-steps,.process-grid,.testimonial-grid{grid-template-columns:1fr}.regions-grid{grid-template-columns:1fr 1fr}.mobile-sticky-bar{display:block}.desktop-sticky-cta{display:none}.footer-content{grid-template-columns:1fr 1fr}}
@media(max-width:380px){.regions-grid,.footer-content{grid-template-columns:1fr}}