:root{--bg:#f4f6f8;--card:#fff;--ink:#17212b;--muted:#65717c;--line:#dfe5ea;--accent:#17324d;--soft:#edf3f8}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-family:Arial,Helvetica,sans-serif}a{color:inherit;text-decoration:none}.shell{max-width:1180px;margin:0 auto;padding:28px}.topbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px}.brand{font-weight:800;letter-spacing:.02em}.nav{display:flex;gap:10px}.btn,.nav a{background:var(--accent);color:#fff;border:0;padding:10px 14px;border-radius:8px;cursor:pointer}.btn.secondary{background:#fff;color:var(--accent);border:1px solid var(--line)}.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-gap:16px;gap:16px}.card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:18px;box-shadow:0 2px 8px rgba(0,0,0,.03)}.metric{font-size:30px;font-weight:800}.muted{color:var(--muted)}h1,h2,h3{margin-top:0}.form-grid{display:grid;grid-template-columns:1fr 1fr;grid-gap:14px;gap:14px}.field{display:flex;flex-direction:column;gap:6px}.field input,.field select{padding:10px;border:1px solid var(--line);border-radius:8px;background:#fff}.section{margin-top:18px}.service-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-gap:8px;gap:8px}.check{display:flex;gap:8px;align-items:center;padding:9px;border:1px solid var(--line);border-radius:8px;background:#fff}.summary{position:-webkit-sticky;position:sticky;top:20px}.layout{display:grid;grid-template-columns:minmax(0,2fr) minmax(280px,1fr);grid-gap:18px;gap:18px}.row{display:flex;justify-content:space-between;gap:12px;padding:8px 0;border-bottom:1px solid var(--line)}.row.total{font-size:20px;font-weight:800;border-bottom:0}.pill{display:inline-block;background:var(--soft);padding:5px 9px;border-radius:999px;font-size:12px}@media(max-width:800px){.form-grid,.grid,.layout,.service-list{grid-template-columns:1fr}.summary{position:static}.topbar{align-items:flex-start;gap:12px;flex-direction:column}}