/* Multidata · Plataforma — estilos de las páginas de alta (conectar WhatsApp / conectar redes).
   Fondo tinta, cian para enlaces y magenta para la acción principal. */
:root {
  /* paleta Multidata sobre fondo tinta: cian para enlaces, magenta para la acción */
  --bg: #141C36;
  --bg-soft: #1E2A4F;
  --card: #24315A;
  --border: #36436E;
  --text: #F1F0F8;
  --muted: #B4BBD3;
  --accent: #45C4E6;
  --accent-strong: #D4275E;
  --ok: #34d399;
  --warn: #fbbf24;
  --err: #f87171;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: "Inter", system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}
h1, h2, h3 { font-family: "Space Grotesk", "Inter", sans-serif; line-height: 1.15; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
.wrap { max-width: 1080px; margin: 0 auto; padding: 0 24px; }
.narrow { max-width: 760px; }

:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; border-radius: 6px; }
.visually-hidden {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

header {
  position: sticky; top: 0; z-index: 10;
  background: rgba(20, 28, 54, 0.9); backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}
.nav { display: flex; align-items: center; justify-content: space-between; padding: 16px 0; }
.logo { font-family: "Space Grotesk", sans-serif; font-weight: 700; font-size: 1.05rem; color: var(--text); letter-spacing: 0.2px; }
.logo span { color: var(--accent); }
.logo:hover { text-decoration: none; }
.logo img { height: 30px; width: auto; display: block; }
.nav-links { display: flex; gap: 22px; font-size: 0.92rem; }
.nav-links a { color: var(--muted); }
.nav-links a:hover { color: var(--text); text-decoration: none; }
@media (max-width: 640px) { .nav-links { display: none; } }

.hero { padding: 72px 0 44px; background: radial-gradient(ellipse 80% 60% at 70% 0%, rgba(69, 196, 230, 0.16), transparent), radial-gradient(ellipse 60% 50% at 0% 100%, rgba(212, 39, 94, 0.14), transparent); }
.kicker {
  display: inline-block; font-size: 0.8rem; font-weight: 600; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--accent); background: rgba(69, 196, 230, 0.1);
  border: 1px solid rgba(69, 196, 230, 0.25); border-radius: 999px; padding: 6px 14px; margin-bottom: 22px;
}
.hero h1 { font-size: clamp(1.9rem, 4.6vw, 2.9rem); font-weight: 700; max-width: 720px; }
.hero h1 em { font-style: normal; color: var(--accent); }
.hero p.lead { margin: 20px 0 0; font-size: 1.1rem; color: var(--muted); max-width: 640px; }

section { padding: 44px 0; }
section.alt { background: var(--bg-soft); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.sec-title { font-size: clamp(1.35rem, 3vw, 1.8rem); margin-bottom: 12px; }
.sec-sub { color: var(--muted); max-width: 620px; margin-bottom: 28px; }

.card {
  background: var(--card); border: 1px solid var(--border); border-radius: 14px; padding: 26px;
}
.grid { display: grid; gap: 20px; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.card h3 { font-size: 1.05rem; margin-bottom: 10px; }
.card p, .card li { font-size: 0.94rem; color: var(--muted); }

.checklist { list-style: none; display: grid; gap: 12px; }
.checklist li { padding-left: 28px; position: relative; color: var(--text); font-size: 0.98rem; }
.checklist li::before { content: "✓"; position: absolute; left: 0; top: -1px; color: var(--ok); font-weight: 700; }
.checklist li small { display: block; color: var(--muted); font-size: 0.88rem; }

.steps { display: grid; gap: 20px; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); counter-reset: paso; margin-top: 8px; }
.step { position: relative; background: var(--card); border: 1px solid var(--border); border-radius: 14px; padding: 26px 22px 22px; }
.step::before {
  counter-increment: paso; content: counter(paso);
  position: absolute; top: -14px; left: 20px;
  width: 30px; height: 30px; border-radius: 999px; display: grid; place-items: center;
  background: var(--accent-strong); color: #fff; font-weight: 700; font-size: 0.9rem;
  font-family: "Space Grotesk", sans-serif;
}
.step h3 { font-size: 1rem; margin-bottom: 8px; }
.step p { font-size: 0.92rem; color: var(--muted); }

form .campo { display: grid; gap: 6px; margin-bottom: 18px; }
label { font-size: 0.92rem; font-weight: 600; }
.ayuda { font-size: 0.85rem; color: var(--muted); font-weight: 400; }
input[type="text"], input[type="email"] {
  font: inherit; color: var(--text); background: var(--bg-soft);
  border: 1px solid var(--border); border-radius: 10px; padding: 12px 14px; width: 100%;
}
input[type="text"]::placeholder, input[type="email"]::placeholder { color: #6d7f99; }
input[aria-invalid="true"] { border-color: var(--err); }
.check { display: flex; gap: 10px; align-items: flex-start; margin-bottom: 22px; }
.check input { margin-top: 5px; width: 18px; height: 18px; accent-color: var(--accent-strong); flex: none; }
.check label { font-weight: 400; font-size: 0.94rem; color: var(--muted); }
.error-campo { color: var(--err); font-size: 0.86rem; min-height: 0; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font: inherit; font-weight: 600; font-size: 1rem; cursor: pointer;
  padding: 13px 26px; border-radius: 10px; border: 1px solid transparent;
  transition: transform 0.15s ease, opacity 0.15s ease;
}
.btn:hover:not(:disabled) { transform: translateY(-1px); opacity: 0.92; }
.btn:disabled { opacity: 0.45; cursor: not-allowed; }
.btn-primary { background: var(--accent-strong); color: #fff; }
.btn-ghost { border-color: var(--border); color: var(--text); background: var(--bg-soft); }
.btn-chico { padding: 8px 16px; font-size: 0.9rem; }

.aviso { border-radius: 12px; padding: 14px 18px; font-size: 0.94rem; border: 1px solid var(--border); background: var(--bg-soft); color: var(--muted); }
.aviso.info { border-color: rgba(69, 196, 230, 0.4); color: var(--text); }
.aviso.warn { border-color: rgba(251, 191, 36, 0.45); color: #f6dfa0; }
.aviso.err { border-color: rgba(248, 113, 113, 0.45); color: #f9c3c3; }
.aviso.ok { border-color: rgba(52, 211, 153, 0.45); color: #b8f0da; }
.aviso b { color: var(--text); }

.spinner {
  width: 16px; height: 16px; border-radius: 999px; flex: none;
  border: 2px solid rgba(69, 196, 230, 0.25); border-top-color: var(--accent);
  display: inline-block; vertical-align: -3px; margin-right: 8px;
  animation: giro 0.8s linear infinite;
}
@keyframes giro { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) {
  .spinner { animation: none; }
  .btn:hover:not(:disabled) { transform: none; }
  html { scroll-behavior: auto; }
}

.resumen { list-style: none; display: grid; gap: 10px; margin: 18px 0 0; }
.resumen li { display: flex; flex-wrap: wrap; gap: 4px 12px; justify-content: space-between; border-bottom: 1px dashed var(--border); padding-bottom: 8px; }
.resumen .rot { color: var(--muted); font-size: 0.9rem; }
.resumen .val { font-weight: 600; }
.credenciales { margin-top: 22px; border: 1px dashed rgba(52, 211, 153, 0.5); border-radius: 12px; padding: 18px; background: rgba(52, 211, 153, 0.06); }
.pin-box { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; margin-top: 10px; }
.pin { font-family: "Space Grotesk", monospace; font-size: 1.6rem; letter-spacing: 0.24em; color: var(--ok); }

.oculto { display: none !important; }
[hidden] { display: none !important; }   /* .btn es inline-flex y le gana al hidden del navegador */

footer { border-top: 1px solid var(--border); padding: 30px 0 40px; }
footer .wrap { display: flex; flex-wrap: wrap; gap: 10px 24px; justify-content: space-between; font-size: 0.85rem; color: var(--muted); }
footer a { color: inherit; text-decoration: underline; }
.legal-links a { margin-right: 12px; }