/* Reset & base */
* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; }
body {
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, 'Helvetica Neue', Arial, 'Noto Sans', 'Apple Color Emoji', 'Segoe UI Emoji';
  line-height: 1.6;
  color: #0f172a;
  background: #f8fafc;
}
a { color: #0ea5e9; text-decoration: none; }
a:hover { text-decoration: underline; }
.container { max-width: 1100px; margin: 0 auto; padding: 24px; }

/* Header */
.header {
  background: white;
  border-bottom: 1px solid #e2e8f0;
  position: sticky; top: 0; z-index: 20;
}
.nav { display: flex; align-items: center; gap: 24px; padding: 16px 0; }
.brand { display: flex; align-items: center; gap: 12px; font-weight: 700; font-size: 20px; }
.brand svg { width: 28px; height: 28px; }
.navlinks { margin-left: auto; display: flex; gap: 18px; }
.cta-btn {
  background: #0ea5e9; color: white; border-radius: 10px; padding: 10px 14px;
  border: none; cursor: pointer; font-weight: 600;
}
.cta-btn:hover { filter: brightness(0.95); }

/* Hero */
.hero {
  background: linear-gradient(180deg, #ffffff 0%, #f1f5f9 100%);
  padding: 64px 0;
  border-bottom: 1px solid #e2e8f0;
}
.hero h1 { font-size: 40px; line-height: 1.15; margin-bottom: 12px; }
.hero p { font-size: 18px; color: #334155; }

/* Cards */
.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 28px; }
.card {
  background: white; border: 1px solid #e2e8f0; border-radius: 16px; padding: 18px;
  box-shadow: 0 1px 2px rgba(0,0,0,0.04);
}
.card h3 { margin-bottom: 6px; font-size: 18px; }

/* Footer */
.footer {
  margin-top: 48px;
  background: white; border-top: 1px solid #e2e8f0;
}
.footer .cols { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; padding: 24px 0; }
.small { color: #475569; font-size: 14px; }

/* Forms */
form { display: grid; gap: 12px; max-width: 560px; }
input, textarea {
  width: 100%; padding: 12px; border: 1px solid #cbd5e1; border-radius: 10px; background: #ffffff;
}
label { font-weight: 600; font-size: 14px; }
.success, .error { margin-top: 10px; font-size: 14px; }
.success { color: #16a34a; }
.error { color: #dc2626; }

@media (max-width: 900px) {
  .grid { grid-template-columns: 1fr; }
  .navlinks { display: none; }
  .hero h1 { font-size: 32px; }
}