/* === Base === */
:root{
  --bg:#f6f7f8;
  --ink:#1b1f24;
  --muted:#5e6a73;
  --brand:#0f3d3e;
  --brand-2:#18a999;
  --card:#ffffff;
  --alt:#eef4f5;
  --ring: rgba(15,61,62,0.25);
}

*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  color:var(--ink);
  background:var(--bg);
  line-height:1.6;
}

/* === Layout === */
.container{
  width:min(1100px, 92%);
  margin-inline:auto;
}

.section{
  padding:64px 0;
}
.section.alt{
  background:var(--alt);
}
.section .narrow{max-width:760px;margin-inline:auto}

.site-header{
  position:sticky; top:0; z-index:10;
  background:#fff;
  border-bottom:1px solid #e5e9ec;
}
.header-inner{
  display:flex; align-items:center; justify-content:space-between;
  gap:16px; padding:12px 0;
}
.brand{display:flex; align-items:center; gap:12px; text-decoration:none; color:var(--ink)}
.brand .brand-text{font-weight:700}
.logo{height:40px; width:auto}

.nav{display:flex; gap:18px; align-items:center}
.nav a{color:var(--ink); text-decoration:none; font-weight:600}
.nav .donate{color:white; background:var(--brand-2); padding:.55rem .9rem; border-radius:10px}
.nav .donate:hover{filter:brightness(0.95)}

.nav-toggle{display:none; font-size:1.25rem; background:none; border:none; cursor:pointer}

/* Hero */
.hero{
  background:linear-gradient(140deg, var(--brand) 0%, #114e4f 60%, #126b6c 100%);
  color:#fff;
  padding:80px 0;
  text-align:center;
}
.hero .lead{opacity:.95; font-size:1.1rem; max-width:800px; margin:.75rem auto 0}
.hero-cta{margin-top:22px; display:flex; gap:12px; justify-content:center; flex-wrap:wrap}

/* UI */
.btn{
  display:inline-block; text-decoration:none; font-weight:700; border-radius:12px;
  padding:.8rem 1.1rem; border:1px solid transparent;
}
.btn.primary{background:var(--brand-2); color:#fff}
.btn.secondary{background:#fff; color:var(--brand); border-color:#d6e4e5}
.btn.link{background:transparent; color:var(--brand); border-color:#cfe3e4}
.btn.block{display:block; text-align:center}

.highlights{display:grid; gap:10px; padding-left:1rem}
.highlights li{list-style: "✓  ";}

/* Cards */
.cards{
  display:grid; grid-template-columns: repeat( auto-fit, minmax(220px, 1fr) );
  gap:16px;
}
.card{
  background:var(--card); border:1px solid #e7ecef; border-radius:14px; padding:18px;
  box-shadow:0 1px 2px rgba(0,0,0,0.03);
}
.card h3{margin:0 0 .4rem}

/* Forms */
.simple-form{display:grid; gap:12px; margin-top:12px}
.simple-form label{display:grid; gap:6px; text-align:left; font-weight:600; color:var(--muted)}
.simple-form input, .simple-form textarea{
  border:1px solid #d9e3e6; border-radius:10px; padding:.7rem .85rem; font:inherit; color:var(--ink);
}
.simple-form input:focus, .simple-form textarea:focus{outline:2px solid var(--ring); border-color:var(--brand-2)}

/* Donate */
.donate-section .donate-grid{
  display:grid; gap:12px; grid-template-columns: repeat( auto-fit, minmax(220px, 1fr) );
}

/* Footer */
.site-footer{
  background:#0e1a1a; color:#c7d0d1; padding:26px 0; text-align:center;
}
.site-footer .small{opacity:.85; font-size:.9rem}

/* Responsive */
@media (max-width: 860px){
  .nav{display:none}
  .nav.open{display:flex; flex-direction:column; align-items:flex-start; padding:10px 0}
  .nav-toggle{display:inline-block}
}