:root {
  --bg: #0a0e1a;
  --panel: #121829;
  --line: #233049;
  --text: #e6ebf5;
  --muted: #8a97b2;
  --accent: #00d4ff;
  --accent2: #0055ff;
  --ok: #34d399;
  --err: #f87171;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: radial-gradient(1200px 600px at 50% -200px, #12325a 0%, var(--bg) 60%) no-repeat, var(--bg);
  color: var(--text);
  font-family: "Outfit", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  line-height: 1.55;
}
a { color: var(--accent); }
.wrap { max-width: 760px; margin: 0 auto; padding: 24px 16px 48px; }
section { margin-top: 40px; }
h1 { font-size: clamp(28px, 7vw, 44px); line-height: 1.15; margin: 12px 0; }
h2 { font-size: 24px; margin: 0 0 12px; }
h3 { font-size: 18px; margin: 0 0 8px; }
.muted { color: var(--muted); }
.small { font-size: 14px; }

.hero { text-align: center; padding-top: 24px; }
.logo { font-size: 64px; font-weight: 800; letter-spacing: 2px;
  background: linear-gradient(90deg, var(--accent), #8b7bff); -webkit-background-clip: text; background-clip: text; color: transparent; }
.tag { letter-spacing: 6px; color: var(--muted); font-size: 13px; margin: 0; }
.lead { font-size: 18px; color: #c9d3e8; }

.btn, .btn-ghost {
  display: inline-block; border: 0; cursor: pointer; text-decoration: none; text-align: center;
  font-family: inherit; font-weight: 700; border-radius: 14px; padding: 12px 20px; font-size: 16px;
}
.btn { background: linear-gradient(90deg, var(--accent), var(--accent2)); color: #fff; }
.btn:disabled { opacity: .5; cursor: default; }
.btn.big { width: 100%; max-width: 420px; padding: 16px 20px; font-size: 18px; margin-top: 12px; }
.btn-ghost { background: transparent; color: var(--text); border: 1px solid var(--line); }

.features { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; }
.features li { display: flex; gap: 14px; background: var(--panel); border: 1px solid var(--line); border-radius: 14px; padding: 14px; }
.features span { font-size: 28px; }

.steps { padding-left: 22px; }
.steps li { margin-bottom: 8px; }

.two { display: grid; gap: 16px; }
@media (min-width: 700px) { .two { grid-template-columns: 1fr 1fr; } }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: 16px; padding: 18px; }
.card.accent { border-color: #1f6f8b; box-shadow: 0 0 0 1px #0e3a4a inset; }
.card ul { padding-left: 18px; margin: 0; }
.card li { margin-bottom: 8px; }

details { background: var(--panel); border: 1px solid var(--line); border-radius: 12px; padding: 12px 14px; margin-bottom: 8px; }
summary { cursor: pointer; font-weight: 600; }
details[open] summary { margin-bottom: 8px; }
details ul { padding-left: 18px; }

.form label { display: block; font-weight: 600; margin: 12px 0 6px; }
input[type=email], input:not([type]), input[type=text] {
  width: 100%; padding: 14px; font-size: 17px; font-family: inherit; color: var(--text);
  background: var(--bg); border: 1px solid var(--line); border-radius: 12px;
}
input:focus { outline: 2px solid var(--accent); border-color: transparent; }
.check { display: flex !important; gap: 10px; align-items: flex-start; font-weight: 400 !important; }
.check input { width: 22px; height: 22px; margin-top: 2px; flex: none; accent-color: var(--accent); }
.error { color: var(--err); font-weight: 600; }
.ok { color: var(--ok); font-size: 20px; font-weight: 700; }

.code {
  font-size: clamp(24px, 7vw, 34px); font-weight: 800; letter-spacing: 3px; text-align: center;
  background: var(--bg); border: 2px dashed var(--accent); border-radius: 14px; padding: 16px; margin: 8px 0 10px;
  user-select: all; word-break: break-all;
}
.install { margin-top: 20px; border-top: 1px solid var(--line); padding-top: 12px; }
.install ol { padding-left: 20px; }

/* Cuestionario */
.q { margin-top: 22px; }
.q > p { font-weight: 600; margin: 0 0 8px; }
.opts { display: flex; flex-wrap: wrap; gap: 8px; }
.opts label { display: inline-flex; align-items: center; gap: 6px; background: var(--bg); border: 1px solid var(--line);
  border-radius: 10px; padding: 8px 12px; cursor: pointer; font-weight: 400; margin: 0; }
.opts input { accent-color: var(--accent); }
textarea { width: 100%; min-height: 90px; padding: 12px; font-size: 16px; font-family: inherit; color: var(--text);
  background: var(--bg); border: 1px solid var(--line); border-radius: 12px; }

footer { margin-top: 48px; text-align: center; }