:root {
  --blue-900: #174A8B;
  --blue-700: #2F6FC2;
  --blue-500: #5B9BE6;
  --blue-100: #EEF5FF;
  --orange-600: #E27616;
  --orange-500: #F28C28;
  --orange-100: #FFF4E8;
  --ink: #17304F;
  --muted: #60738B;
  --white: #FFFFFF;
  --line: #DDE8F5;
  --shadow: 0 18px 45px rgba(23, 74, 139, .12);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font-family: Poppins, Arial, sans-serif; color: var(--ink); background-color: #fff; background-image: linear-gradient(rgba(255,255,255,.80), rgba(238,245,255,.84)), url('assets/background-materiel-laboratoire.jpg'); background-size: cover; background-position: center top; background-attachment: fixed; overflow-x: hidden; }
body::before { content: none; }
a { color: inherit; }
.container { width: min(1180px, 92%); margin: 0 auto; }
.navbar { position: sticky; top: 0; z-index: 20; min-height: 80px; display: flex; align-items: center; justify-content: space-between; gap: 24px; padding: 8px 4%; background: rgba(255,255,255,.97); border-bottom: 2px solid var(--orange-500); box-shadow: 0 5px 18px rgba(23,74,139,.08); backdrop-filter: blur(12px); }
.navbar.scrolled { background: rgba(255,255,255,.99); box-shadow: 0 8px 24px rgba(23,74,139,.14); }
.site-logo { width: 150px; height: 64px; object-fit: contain; background: var(--white); border: 1px solid rgba(242,140,40,.35); border-radius: 10px; padding: 5px 8px; }
.nav-links { display: flex; flex-wrap: wrap; align-items: center; gap: 24px; margin: 0; padding: 0; list-style: none; }
.nav-links a { color: var(--blue-900); text-decoration: none; font-size: .86rem; font-weight: 700; letter-spacing: .04em; text-transform: uppercase; }
.nav-links a:hover, .nav-links a.active { color: var(--orange-600); }
.nav-cta { padding: 10px 18px; border-radius: 999px; background: linear-gradient(135deg, var(--orange-500), #FFB35B); color: var(--ink) !important; }
.mobile-menu { display: none; color: var(--blue-900); border: 0; background: transparent; font-size: 1.5rem; }
.hero { min-height: 650px; display: grid; place-items: center; background-image: linear-gradient(90deg, rgba(255,255,255,.82), rgba(238,245,255,.68)), url('assets/background-materiel-laboratoire.jpg'); background-size: cover; background-position: center; }
.hero-content { padding: 72px 0; }
.eyebrow { color: var(--orange-600); font-weight: 800; text-transform: uppercase; letter-spacing: .16em; font-size: .8rem; }
h1, h2, h3, h4 { margin-top: 0; line-height: 1.18; color: var(--blue-900); }
h1 { max-width: 850px; font-size: clamp(2.2rem, 5vw, 4.6rem); margin-bottom: 24px; }
h1 span, h2 span { color: var(--orange-600); }
h2 { font-size: clamp(1.8rem, 3vw, 2.8rem); }
.hero p, .lead { max-width: 720px; color: var(--muted); font-size: 1.08rem; line-height: 1.8; }
.actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 28px; }
.btn { display: inline-flex; justify-content: center; align-items: center; min-height: 46px; padding: 12px 22px; border-radius: 999px; border: 2px solid transparent; text-decoration: none; cursor: pointer; font: inherit; font-weight: 800; }
.btn-primary { background: linear-gradient(135deg, var(--orange-500), #FFB35B); color: var(--ink); }
.btn-secondary { background: var(--white); border-color: var(--blue-700); color: var(--blue-900); }
.section { padding: 80px 0; }
.section-soft { background: linear-gradient(180deg, rgba(238,245,255,.78), rgba(255,255,255,.96)); }
.section-warm { background: linear-gradient(180deg, rgba(255,244,232,.85), rgba(255,255,255,.96)); }
.section-heading { max-width: 720px; margin-bottom: 36px; }
.section-heading p { color: var(--muted); line-height: 1.7; }
.grid { display: grid; gap: 22px; }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.card { background: rgba(255,255,255,.92); border: 1px solid var(--line); border-radius: 18px; box-shadow: var(--shadow); }
.category-card, .service-card { position: relative; overflow: hidden; padding: 26px; }
.category-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 22px; }
.category-tile { position: relative; display: flex; min-height: 250px; aspect-ratio: 1 / 1; overflow: hidden; align-items: flex-end; color: #fff; text-decoration: none; border-radius: 18px; border: 1px solid rgba(23,74,139,.18); box-shadow: 0 12px 30px rgba(23,74,139,.14); background: var(--blue-100); }
.category-tile img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform .35s ease; }
.category-tile::after { content: ''; position: absolute; inset: 30% 0 0; background: linear-gradient(180deg, transparent, rgba(7,35,73,.88)); }
.category-tile:hover img { transform: scale(1.06); }
.category-tile-content { position: relative; z-index: 1; width: 100%; padding: 20px; }
.category-tile-content h3 { margin: 0 0 7px; color: #fff; font-size: 1.02rem; }
.category-tile-content p { margin: 0; color: rgba(255,255,255,.9); font-size: .82rem; line-height: 1.45; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.category-tile-content .category-icon { display: inline-grid; place-items: center; width: 34px; height: 34px; margin-bottom: 12px; border-radius: 50%; background: var(--orange-500); color: #fff; }
.category-card::before, .service-card::before { content: ''; position: absolute; inset: 0 0 auto; height: 4px; background: linear-gradient(90deg, var(--blue-700), var(--orange-500)); }
.category-card h3, .service-card h3 { margin-bottom: 10px; }
.category-card p, .service-card p { color: var(--muted); line-height: 1.65; }
.icon-circle { width: 54px; height: 54px; display: grid; place-items: center; margin-bottom: 18px; border-radius: 50%; background: var(--blue-100); color: var(--blue-700); font-size: 1.35rem; }
.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 36px; }
.stat { padding: 22px; text-align: center; background: var(--white); border-bottom: 4px solid var(--orange-500); border-radius: 14px; box-shadow: var(--shadow); }
.stat strong { display: block; color: var(--blue-900); font-size: 2rem; }
.stat span { color: var(--muted); font-size: .9rem; }
.page-head { padding: 64px 0 26px; background: linear-gradient(135deg, #fff, var(--blue-100)); }
.page-head p { max-width: 700px; color: var(--muted); line-height: 1.7; }
.toolbar { display: grid; grid-template-columns: 1.8fr 1fr; gap: 14px; margin: 28px 0; }
input, select, textarea { width: 100%; padding: 13px 15px; border: 1px solid #C8D8EB; border-radius: 10px; color: var(--ink); background: var(--white); font: inherit; }
textarea { min-height: 140px; resize: vertical; }
.product-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 20px; }
.product-card { overflow: hidden; display: flex; flex-direction: column; background: var(--white); border: 1px solid var(--line); border-radius: 16px; box-shadow: 0 10px 28px rgba(23,74,139,.08); }
.product-card img { width: 100%; height: 190px; object-fit: cover; background: var(--blue-100); }
.product-body { display: flex; flex: 1; flex-direction: column; padding: 18px; }
.product-body h3 { margin-bottom: 8px; font-size: 1rem; }
.product-body p { flex: 1; margin: 0 0 13px; color: var(--muted); font-size: .88rem; line-height: 1.55; }
.product-meta { display: flex; justify-content: space-between; gap: 12px; margin-bottom: 14px; color: var(--blue-900); font-size: .78rem; font-weight: 800; }
.product-actions { display: flex; flex-wrap: wrap; gap: 8px; }
.product-actions .btn { flex: 1; min-height: 40px; padding: 9px 12px; font-size: .8rem; }
.pagination { display: flex; flex-wrap: wrap; justify-content: center; align-items: center; gap: 8px; margin-top: 34px; }
.pagination-btn { min-width: 42px; min-height: 40px; padding: 8px 12px; border: 1px solid var(--line); border-radius: 9px; background: var(--white); color: var(--blue-700); font: inherit; font-size: .84rem; font-weight: 700; cursor: pointer; }
.pagination-btn:hover, .pagination-btn.active { border-color: var(--orange-500); background: var(--orange-500); color: var(--blue-900); }
.pagination-btn:disabled { cursor: not-allowed; opacity: .45; }
.pagination-gap { padding: 0 4px; color: var(--muted); }
.quote-items-panel { margin: 14px 0; padding: 14px; border: 1px solid var(--line); border-radius: 12px; background: var(--blue-100); }
.quote-list { display: grid; gap: 10px; }
.quote-line { display: grid; grid-template-columns: 1fr 90px 38px; align-items: center; gap: 10px; padding: 10px; border-radius: 9px; background: var(--white); }
.quote-line strong, .quote-line small { display: block; }
.quote-line small { margin-top: 3px; color: var(--muted); }
.quote-line input { padding: 8px; }
.quote-remove { width: 34px; height: 34px; border: 0; border-radius: 8px; background: #f8d7da; color: #721c24; cursor: pointer; }
.quote-empty { margin: 0; color: var(--muted); font-size: .9rem; }
.empty { padding: 44px 20px; color: var(--muted); text-align: center; }
.modal-backdrop { position: fixed; inset: 0; z-index: 50; display: none; place-items: center; padding: 20px; background: rgba(23,48,79,.42); }
.modal-backdrop.open { display: grid; }
.modal { width: min(920px, 100%); max-height: 90vh; overflow: auto; background: var(--white); border-radius: 20px; box-shadow: 0 30px 80px rgba(23,48,79,.28); }
.modal-head { display: flex; justify-content: space-between; align-items: center; gap: 18px; padding: 20px 24px; background: linear-gradient(135deg, var(--blue-900), var(--blue-700)); color: var(--white); }
.modal-head h2, .modal-head h3 { margin: 0; color: var(--white); }
.modal-close { border: 0; background: transparent; color: var(--orange-500); font-size: 1.5rem; cursor: pointer; }
.modal-body { padding: 24px; }
.detail-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 26px; }
.detail-main-image { width: 100%; height: 310px; object-fit: contain; background: var(--blue-100); border-radius: 14px; }
.detail-description { color: var(--muted); line-height: 1.7; }
.specs { width: 100%; border-collapse: collapse; margin-top: 18px; }
.specs td { padding: 9px 4px; border-bottom: 1px solid var(--line); }
.specs td:first-child { width: 36%; color: var(--blue-900); font-weight: 800; }
.contact-grid { display: grid; grid-template-columns: .85fr 1.15fr; gap: 30px; }
.contact-panel { padding: 28px; }
.contact-list { display: grid; gap: 18px; margin-top: 24px; }
.contact-list strong { display: block; color: var(--blue-900); }
.contact-list span, .contact-list a { color: var(--muted); text-decoration: none; }
.map-frame { width: 100%; min-height: 320px; border: 0; border-radius: 16px; box-shadow: var(--shadow); }
.footer { padding: 48px 0 20px; background: var(--blue-900); color: rgba(255,255,255,.78); }
.footer h3, .footer h4 { color: var(--white); }
.footer-grid { display: grid; grid-template-columns: 1.6fr repeat(3, 1fr); gap: 28px; }
.footer a { color: rgba(255,255,255,.82); text-decoration: none; }
.footer ul { display: grid; gap: 10px; margin: 0; padding: 0; list-style: none; }
.footer-bottom { margin-top: 32px; padding-top: 18px; border-top: 1px solid rgba(255,255,255,.16); font-size: .85rem; }
.toast { position: fixed; right: 20px; bottom: 20px; z-index: 80; max-width: 360px; padding: 14px 18px; border-left: 4px solid var(--orange-500); border-radius: 12px; background: var(--white); box-shadow: var(--shadow); transform: translateY(18px); opacity: 0; pointer-events: none; transition: .25s; }
.toast.show { transform: translateY(0); opacity: 1; }
@media (max-width: 980px) { .grid-4, .product-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); } .footer-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 760px) { .quote-line { grid-template-columns: 1fr 70px 34px; } body { background-attachment: scroll; background-image: linear-gradient(rgba(255,255,255,.86), rgba(238,245,255,.90)), url('assets/background-materiel-laboratoire.jpg'); } .hero { background-position: 62% center; } .navbar { min-height: 72px; } .site-logo { width: 128px; height: 54px; } .mobile-menu { display: block; } .nav-links { display: none; position: absolute; top: 72px; left: 0; right: 0; flex-direction: column; align-items: stretch; gap: 0; padding: 12px 4%; background: rgba(255,255,255,.99); border-bottom: 2px solid var(--orange-500); box-shadow: 0 10px 25px rgba(23,74,139,.14); } .nav-links.open { display: flex; } .nav-links a { display: block; padding: 13px 0; } .hero { min-height: 590px; } .grid-3, .grid-4, .product-grid, .category-grid, .contact-grid, .detail-grid, .toolbar { grid-template-columns: 1fr; } .stats { grid-template-columns: 1fr; } .section { padding: 58px 0; } .footer-grid { grid-template-columns: 1fr; } }