/* NaxTalk — estilo compartido (estética de la app: gris hielo / azul pizarra / cian) */
:root {
  --bg: #F5F7FA;
  --surface: #FFFFFF;
  --text: #263238;
  --text-2: #546E7A;
  --muted: #90A4AE;
  --accent: #00E5FF;
  --accent-dark: #00B8CC;
  --danger: #D32F2F;
  --radius: 20px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent-dark); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ── Navegación ─────────────────────────────────────── */
nav {
  display: flex; align-items: center; justify-content: space-between;
  max-width: 1080px; margin: 0 auto; padding: 20px 24px;
}
nav .logo { font-size: 1.35rem; font-weight: 800; letter-spacing: -0.5px; color: var(--text); }
nav .logo span { color: var(--accent-dark); }
nav .links a { color: var(--text-2); margin-left: 22px; font-weight: 600; font-size: 0.95rem; }

/* ── Hero ───────────────────────────────────────────── */
.hero {
  max-width: 820px; margin: 0 auto; padding: 72px 24px 56px; text-align: center;
}
.hero h1 {
  font-size: clamp(2.1rem, 5vw, 3.2rem); font-weight: 800; letter-spacing: -1px; line-height: 1.15;
}
.hero h1 em { font-style: normal; color: var(--accent-dark); }
.hero p.sub {
  margin: 20px auto 0; max-width: 560px; color: var(--text-2); font-size: 1.15rem;
}
.badge-store {
  display: inline-block; margin-top: 36px; padding: 14px 28px;
  background: var(--text); color: #fff; border-radius: 14px; font-weight: 700;
  box-shadow: 0 10px 24px rgba(38, 50, 56, 0.18);
}
.badge-store small { display: block; font-weight: 500; color: var(--muted); font-size: 0.75rem; }
.idiomas { margin-top: 40px; font-size: 1.6rem; letter-spacing: 8px; }
.idiomas-label { color: var(--muted); font-size: 0.85rem; margin-top: 6px; letter-spacing: 0.5px; }

/* ── Features ───────────────────────────────────────── */
.features {
  max-width: 1080px; margin: 0 auto; padding: 24px 24px 72px;
  display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 20px;
}
.card {
  background: var(--surface); border-radius: var(--radius); padding: 28px;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.04);
}
.card .icon { font-size: 1.8rem; }
.card h3 { margin: 12px 0 6px; font-size: 1.08rem; font-weight: 800; }
.card p { color: var(--text-2); font-size: 0.95rem; }

/* ── Franja PRO ─────────────────────────────────────── */
.pro {
  background: linear-gradient(120deg, #263238, #37474F);
  color: #ECEFF1; text-align: center; padding: 56px 24px;
}
.pro h2 { font-size: 1.7rem; font-weight: 800; }
.pro h2 span { color: var(--accent); }
.pro p { max-width: 560px; margin: 12px auto 0; color: #B0BEC5; }

/* ── Páginas legales ────────────────────────────────── */
.legal {
  max-width: 780px; margin: 0 auto; padding: 48px 24px 80px;
}
.legal h1 { font-size: 1.9rem; font-weight: 800; letter-spacing: -0.5px; margin-bottom: 4px; }
.legal .updated { color: var(--muted); font-size: 0.9rem; margin-bottom: 32px; }
.legal h2 { font-size: 1.25rem; font-weight: 800; margin: 36px 0 10px; }
.legal h3 { font-size: 1.05rem; font-weight: 700; margin: 22px 0 8px; }
.legal p, .legal li { color: var(--text-2); font-size: 0.98rem; }
.legal ul, .legal ol { padding-left: 22px; margin: 10px 0; }
.legal li { margin: 6px 0; }
.legal strong { color: var(--text); }
.legal table {
  width: 100%; border-collapse: collapse; margin: 16px 0; font-size: 0.92rem;
  background: var(--surface); border-radius: 12px; overflow: hidden;
}
.legal th, .legal td { text-align: left; padding: 10px 14px; border-bottom: 1px solid #ECEFF1; vertical-align: top; }
.legal th { background: #ECEFF1; color: var(--text); font-weight: 700; }
.legal td { color: var(--text-2); }
.tabla-scroll { overflow-x: auto; }
.aviso {
  background: #FFF8E1; border: 1px solid #FFE082; border-radius: 12px;
  padding: 14px 18px; margin: 20px 0; font-size: 0.92rem; color: #795548;
}

/* ── Footer ─────────────────────────────────────────── */
footer {
  border-top: 1px solid #E4E8EE; background: var(--surface);
  padding: 36px 24px; text-align: center; color: var(--muted); font-size: 0.9rem;
}
footer .flinks { margin-bottom: 10px; }
footer .flinks a { color: var(--text-2); margin: 0 12px; font-weight: 600; }

@media (max-width: 600px) {
  nav .links a { margin-left: 12px; font-size: 0.85rem; }
  .idiomas { letter-spacing: 4px; }
}