:root {
  --bg: #ffffff;
  --surface: #f6f6fb;
  --border: #e4e4ef;
  --text: #15151f;
  --muted: #5d6075;
  --accent: #6c5ce7;
  --accent-hover: #5a4ad6;
  --accent-soft: #efedff;
  --pro: #f5a524;
  --radius: 14px;
  --max: 1080px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1117;
    --surface: #181b24;
    --border: #2a2f3d;
    --text: #e8eaf0;
    --muted: #9ba1b4;
    --accent: #7d6ef0;
    --accent-hover: #9083f5;
    --accent-soft: #221f3d;
  }
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 17px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); }
a:hover { color: var(--accent-hover); }

.container { max-width: var(--max); margin: 0 auto; padding: 0 20px; }

/* ---------- Cabecera ---------- */

.site-header {
  position: sticky; top: 0; z-index: 10;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.site-header .container { display: flex; align-items: center; justify-content: space-between; height: 64px; gap: 16px; }
.logo { font-weight: 800; font-size: 19px; color: var(--text); text-decoration: none; white-space: nowrap; }
.logo span { color: var(--accent); }
.nav { display: flex; gap: 22px; align-items: center; }
.nav a { color: var(--muted); text-decoration: none; font-size: 15px; }
.nav a:hover { color: var(--text); }
@media (max-width: 640px) { .nav a:not(.btn) { display: none; } }

/* ---------- Botones ---------- */

.btn {
  display: inline-block; padding: 12px 22px; border-radius: 10px;
  background: var(--accent); color: #fff !important; text-decoration: none; font-weight: 600;
  border: 1px solid var(--accent); transition: background .15s, transform .15s;
}
.btn:hover { background: var(--accent-hover); transform: translateY(-1px); }
.btn.secondary { background: transparent; color: var(--text) !important; border-color: var(--border); }
.btn.secondary:hover { border-color: var(--accent); }
.nav .btn { padding: 8px 16px; font-size: 15px; }

/* ---------- Hero ---------- */

.hero { padding: 88px 0 64px; text-align: center; }
.eyebrow {
  display: inline-block; padding: 4px 12px; border-radius: 999px;
  background: var(--accent-soft); color: var(--accent); font-size: 14px; font-weight: 600; margin-bottom: 20px;
}
.hero h1 { font-size: clamp(34px, 6vw, 58px); line-height: 1.1; margin: 0 0 20px; letter-spacing: -1px; }
.hero h1 span { color: var(--accent); }
.hero p.lead { font-size: clamp(18px, 2.4vw, 21px); color: var(--muted); max-width: 680px; margin: 0 auto 32px; }
.hero .actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.hero .note { font-size: 14px; color: var(--muted); margin-top: 14px; }

.demo {
  margin: 56px auto 0; max-width: 620px; text-align: left;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 22px 24px;
}
.demo .cmd { display: flex; gap: 12px; align-items: center; font-weight: 600; }
.demo .mic {
  flex: none; width: 40px; height: 40px; border-radius: 50%; background: var(--accent);
  display: grid; place-items: center; font-size: 18px;
}
.demo ol { margin: 16px 0 0; padding-left: 22px; color: var(--muted); font-size: 15px; }
.demo li::marker { color: var(--accent); }

/* ---------- Secciones ---------- */

section { padding: 72px 0; }
section.alt { background: var(--surface); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
h2 { font-size: clamp(28px, 4vw, 38px); margin: 0 0 12px; text-align: center; letter-spacing: -.5px; }
.section-lead { text-align: center; color: var(--muted); max-width: 640px; margin: 0 auto 44px; }

.grid { display: grid; gap: 20px; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.card { background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius); padding: 24px; }
section:not(.alt) .card { background: var(--surface); }
.card .icon { font-size: 28px; }
.card h3 { margin: 10px 0 6px; font-size: 19px; }
.card p { margin: 0; color: var(--muted); font-size: 16px; }

.steps { counter-reset: step; }
.steps .card h3::before {
  counter-increment: step; content: counter(step);
  display: inline-grid; place-items: center; width: 28px; height: 28px; margin-right: 10px;
  border-radius: 50%; background: var(--accent); color: #fff; font-size: 15px;
}

/* ---------- Precios ---------- */

.pricing { display: grid; gap: 20px; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); max-width: 760px; margin: 0 auto; }
.plan { background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius); padding: 28px; display: flex; flex-direction: column; }
.plan.featured { border: 2px solid var(--accent); position: relative; }
.plan.featured .tag {
  position: absolute; top: -13px; right: 20px; background: var(--pro); color: #1a1300;
  font-size: 12px; font-weight: 800; text-transform: uppercase; padding: 3px 10px; border-radius: 999px;
}
.plan h3 { margin: 0; font-size: 20px; }
.plan .price { font-size: 40px; font-weight: 800; margin: 10px 0 2px; }
.plan .price small { font-size: 16px; font-weight: 500; color: var(--muted); }
.plan .sub { color: var(--muted); font-size: 14px; margin: 0 0 18px; }
.plan ul { list-style: none; padding: 0; margin: 0 0 24px; flex: 1; }
.plan li { padding: 6px 0 6px 28px; position: relative; font-size: 16px; }
.plan li::before { content: "✓"; position: absolute; left: 0; color: var(--accent); font-weight: 800; }
.plan li.no { color: var(--muted); }
.plan li.no::before { content: "–"; color: var(--muted); }
.plan .btn { text-align: center; }
.pricing-note { text-align: center; color: var(--muted); font-size: 14px; margin-top: 20px; }

/* ---------- FAQ ---------- */

.faq { max-width: 760px; margin: 0 auto; }
.faq details { border-bottom: 1px solid var(--border); padding: 18px 0; }
.faq summary { cursor: pointer; font-weight: 600; font-size: 18px; list-style: none; display: flex; justify-content: space-between; gap: 16px; }
.faq summary::after { content: "+"; color: var(--accent); font-size: 22px; line-height: 1; }
.faq details[open] summary::after { content: "–"; }
.faq details p { color: var(--muted); margin: 12px 0 0; }

/* ---------- Pie ---------- */

.site-footer { border-top: 1px solid var(--border); padding: 36px 0; font-size: 14px; color: var(--muted); }
.site-footer .container { display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap; }
.site-footer nav { display: flex; gap: 18px; flex-wrap: wrap; }
.site-footer a { color: var(--muted); text-decoration: none; }
.site-footer a:hover { color: var(--text); }

/* ---------- Páginas legales ---------- */

.legal { max-width: 760px; margin: 0 auto; padding: 56px 20px 80px; }
.legal h1 { font-size: clamp(30px, 5vw, 40px); margin: 0 0 6px; letter-spacing: -.5px; }
.legal .updated { color: var(--muted); font-size: 14px; margin: 0 0 36px; }
.legal h2 { text-align: left; font-size: 22px; margin: 36px 0 10px; }
.legal p, .legal li { color: var(--text); }
.legal ul { padding-left: 22px; }
.legal table { width: 100%; border-collapse: collapse; font-size: 15px; margin: 12px 0; }
.legal th, .legal td { text-align: left; padding: 10px; border-bottom: 1px solid var(--border); vertical-align: top; }
.legal th { color: var(--muted); font-weight: 600; }
.legal .table-wrap { overflow-x: auto; }