:root{
  --bg:#f7fafc; --text:#06232a; --primary:#0b6; --max-w:1100px;
  --gap:1rem;
}
*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,"Helvetica Neue",Arial;background:var(--bg);color:var(--text);line-height:1.45}
.container{max-width:var(--max-w);margin:0 auto;padding:1rem}
.site-header{background:#fff;border-bottom:1px solid #e6eef0}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding:.75rem 0}
.brand{font-weight:700;font-size:1.125rem}
.main-nav ul{list-style:none;margin:0;padding:0;display:flex;gap:1rem}
.main-nav a{color:inherit;text-decoration:none}
.logo{height:40px;width:auto;border-radius:6px}
.skip-link{position:absolute;left:-999px;top:auto;width:1px;height:1px;overflow:hidden}
.skip-link:focus{position:static;width:auto;height:auto;padding:.5rem;background:#fff;border:2px solid #000}
.hero{padding:2rem 0}
.lead{max-width:60ch}
.btn{display:inline-block;padding:.5rem .75rem;border-radius:8px;background:var(--primary);color:#052; text-decoration:none;border:none;cursor:pointer}
.btn.outline{background:transparent;border:1px solid #bfe}
.grid-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:1rem;padding:0}
.card{background:#fff;padding:1rem;border-radius:10px;box-shadow:0 1px 4px rgba(2,10,12,0.06);text-align:center}
.grid-projects{display:grid;grid-template-columns:1fr;gap:1rem}
.project-card{background:#fff;border-radius:8px;overflow:hidden;display:flex;flex-direction:column}
.project-card img{width:100%;height:auto;display:block}
.card-body{padding:1rem}
.progress{font-weight:700}
form label{display:block;margin-top:.5rem}
input,select,textarea{width:100%;padding:.5rem;border:1px solid #dfe7e8;border-radius:6px}
fieldset{border:1px solid #e6eef0;padding:1rem;border-radius:8px;margin-top:1rem}
legend{font-weight:700}
.form-actions{margin-top:1rem;display:flex;gap:.5rem}
.site-footer{padding:1rem 0;margin-top:2rem;background:#fff;border-top:1px solid #e6eef0}
@media(min-width:720px){
  .grid-projects{grid-template-columns:repeat(2,1fr)}
}