:root{--navy:#062f6d;--blue:#0b4fa5;--blue2:#1f7aea;--cyan:#21c0c8;--text:#143258;--muted:#617591;--line:#d7e6f7;--bg:#f5f9fe;--shadow:0 18px 45px rgba(9,59,126,.14)}*{box-sizing:border-box}body{margin:0;font-family:Arial,Helvetica,sans-serif;color:var(--text);background:var(--bg);line-height:1.5}a{text-decoration:none;color:inherit}.lab-wrap{width:min(1240px,calc(100% - 32px));margin:auto}.lab-header{background:white;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}.header-inner{height:82px;display:flex;align-items:center;justify-content:space-between;gap:20px}.header-inner img{height:58px;max-width:260px;object-fit:contain}.home-link{font-weight:800;color:var(--blue)}.lab-hero{background:radial-gradient(circle at 86% 10%,#d8eaff,#fff 42%,#edf7ff);padding:42px 0}.lab-hero-grid{display:grid;grid-template-columns:1fr .85fr;align-items:center;gap:36px}.lab-hero h1{font-size:56px;line-height:1.02;color:var(--navy);margin:8px 0 14px}.lab-hero p{font-size:18px;color:var(--muted);max-width:690px}.lab-hero img{width:100%;max-height:330px;object-fit:cover;border-radius:30px;box-shadow:var(--shadow)}.pill{display:inline-block;background:#dff4ff;color:var(--blue);padding:8px 14px;border-radius:999px;font-weight:900}.catalog-section{padding:38px 0 70px}.catalog-layout{display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:26px;align-items:start}.tools{background:white;border:1px solid var(--line);border-radius:22px;padding:18px;display:grid;grid-template-columns:1.7fr 1fr;gap:14px;box-shadow:0 10px 25px rgba(9,59,126,.07)}label span{display:block;font-size:13px;font-weight:800;color:var(--blue);margin-bottom:6px}.tools input,.tools select,.request-fields input,.request-fields select,.request-fields textarea{width:100%;border:1px solid #c4d7ee;border-radius:13px;padding:12px;font:inherit;color:var(--text);background:white}.results-line{color:var(--muted)}.study-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.study-card{background:white;border:1px solid var(--line);border-radius:20px;padding:18px;display:flex;flex-direction:column;justify-content:space-between;min-height:150px;box-shadow:0 8px 20px rgba(9,59,126,.05)}.study-card .category{font-size:12px;color:var(--blue);font-weight:800}.study-card h3{font-size:17px;line-height:1.3;color:var(--navy);margin:9px 0 16px}.study-card button{border:0;border-radius:999px;padding:10px 14px;font-weight:900;cursor:pointer;background:#e8f3ff;color:var(--blue)}.study-card button.added{background:#e3faee;color:#11834a}.cart{position:sticky;top:100px;background:white;border:1px solid var(--line);border-radius:26px;padding:22px;box-shadow:var(--shadow)}.cart-title{display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);padding-bottom:12px}.cart-title>div{display:flex;align-items:center;gap:10px}.cart-title h2{margin:0;color:var(--navy)}.cart-icon{font-size:26px}.cart-count{min-width:36px;height:36px;border-radius:999px;display:grid;place-items:center;background:var(--navy);color:white;font-weight:900}.empty{padding:22px 0;color:var(--muted);text-align:center}.cart-list{list-style:none;padding:0;margin:12px 0;display:grid;gap:8px;max-height:250px;overflow:auto}.cart-list li{display:flex;gap:8px;align-items:flex-start;padding:9px 0;border-bottom:1px solid #edf2f7;font-size:14px}.cart-list button{margin-left:auto;border:0;background:#ffe8ed;color:#a01f42;border-radius:999px;width:26px;height:26px;cursor:pointer}.text-button{border:0;background:none;color:var(--blue);font-weight:800;padding:0;cursor:pointer}.request-fields{border-top:1px solid var(--line);margin-top:16px;padding-top:16px;display:grid;gap:11px}.request-fields label{font-weight:800;color:var(--blue);font-size:14px}.request-fields label span{display:inline;font-weight:400;color:var(--muted)}.two{display:grid;grid-template-columns:1fr 1fr;gap:10px}.cart-message{min-height:20px;color:#c42b52;font-weight:700}.send{width:100%;border:0;border-radius:999px;background:linear-gradient(135deg,#12a64f,#1dc66b);color:white;font-weight:900;padding:14px 18px;cursor:pointer;font-size:16px}.legal{display:block;color:var(--muted);margin-top:10px}footer{background:var(--navy);color:white;padding:28px 0}.footer-inner{display:flex;justify-content:space-between;align-items:center;gap:20px}.footer-inner a{background:white;color:var(--navy);font-weight:900;padding:11px 16px;border-radius:999px}
@media(max-width:980px){.lab-hero-grid,.catalog-layout{grid-template-columns:1fr}.cart{position:static}.study-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:650px){.lab-wrap{width:calc(100% - 22px)}.header-inner{height:70px}.header-inner img{height:48px}.lab-hero{padding:28px 0}.lab-hero h1{font-size:40px}.lab-hero-grid{gap:20px}.tools,.study-grid{grid-template-columns:1fr}.two{grid-template-columns:1fr}.footer-inner{align-items:flex-start;flex-direction:column}.study-card{min-height:auto}}