:root {
  --accent: #6a1b9a; /* morado del logo aproximado */
  --text: #111;
  --muted: #666;
  --bg: #ffffff;
  --card: #fafafa;
  --border: #eee;
  --radius: 16px;
  --shadow: 0 10px 30px rgba(0,0,0,.06);
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
}
.container { max-width: 1100px; margin: 0 auto; padding: 0 20px; }
.site-header {
  position: sticky; top: 0; background: #fff; border-bottom: 1px solid var(--border); z-index: 50;
}
.nav { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; color: var(--text); font-weight: 700; }
#menu { display: flex; gap: 20px; }
#menu a { text-decoration: none; color: var(--text); }
#menu a:hover { color: var(--accent); }
#menuToggle { display: none; font-size: 24px; background: transparent; border: 0; cursor: pointer; }

.hero { padding: 72px 0; text-align: center; }
.hero h1 { font-size: clamp(28px, 4vw, 48px); margin: 0 0 10px; }
.accent { color: var(--accent); }
.hero p { color: var(--muted); margin: 0 0 24px; }
.cta { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

.btn {
  display: inline-block;
  padding: 12px 20px;
  border-radius: 999px;
  background: var(--accent);
  color: white;
  text-decoration: none;
  border: 1px solid var(--accent);
  box-shadow: var(--shadow);
  cursor: pointer;
}
.btn.ghost { background: transparent; color: var(--accent); }

.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  padding: 32px 0 64px;
}
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 18px 22px;
  box-shadow: var(--shadow);
}
.about { padding: 32px 0 16px; }
.about-text { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 22px; }
.contact { padding: 32px 0 80px; }
form .row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
label { display: block; font-weight: 600; }
input, textarea {
  width: 100%; padding: 12px 14px; margin-top: 6px;
  border-radius: 12px; border: 1px solid var(--border); background: #fff;
  font: inherit;
}
.msg { margin-top: 10px; color: var(--accent); min-height: 1.2em; }
.site-footer { border-top: 1px solid var(--border); padding: 22px 0; text-align: center; color: var(--muted); }

/* Responsive */
@media (max-width: 900px) {
  .grid { grid-template-columns: 1fr; }
  form .row { grid-template-columns: 1fr; }
  #menu { display: none; position: absolute; right: 20px; top: 64px; background: #fff; flex-direction: column; padding: 10px; border: 1px solid var(--border); border-radius: 12px; box-shadow: var(--shadow); }
  #menu.open { display: flex; }
  #menuToggle { display: inline-block; }
}