/* Página de presentación (pública) */
body.landing { font-size: 15px; line-height: 1.55; overflow-x: hidden; }
.landing a.btn:hover { text-decoration: none; }
.landing .btn.lg { min-height: 46px; padding: 0 22px; font-size: 15px; border-radius: 12px; }
.l-wrap { max-width: 1120px; margin: 0 auto; padding: 0 20px; }

/* barra superior */
.l-top { position: sticky; top: 0; z-index: 10; backdrop-filter: blur(12px);
  background: color-mix(in srgb, var(--bg) 82%, transparent); border-bottom: 1px solid var(--border); }
.l-top-in { display: flex; align-items: center; gap: 18px; height: 64px; }
.l-brand { display: flex; align-items: center; gap: 10px; color: var(--text); font-size: 16px; }
.l-brand:hover { text-decoration: none; }
.l-brand img { width: 32px; height: 32px; border-radius: 9px; }
.l-links { display: flex; gap: 22px; margin-left: auto; }
.l-links a { color: var(--muted); font-size: 14px; }
.l-links a:hover { color: var(--text); text-decoration: none; }

/* portada */
.l-hero { position: relative; padding: 72px 0 64px;
  background: radial-gradient(900px 480px at 85% 0%, var(--accent-soft), transparent 65%),
              radial-gradient(700px 420px at 0% 100%, var(--brand2-soft), transparent 60%); }
.l-hero-in { display: grid; grid-template-columns: 1.15fr .85fr; gap: 48px; align-items: center; }
.l-eyebrow { display: inline-block; font-size: 12px; font-weight: 600; letter-spacing: .06em;
  text-transform: uppercase; color: var(--accent); background: var(--accent-soft);
  padding: 5px 11px; border-radius: 999px; }
.l-hero h1 { font-size: clamp(32px, 5vw, 52px); line-height: 1.08; letter-spacing: -.02em;
  margin: 18px 0 16px; }
.l-hero h1 em { font-style: normal; color: var(--accent); }
.l-lead { font-size: 17px; color: var(--muted); max-width: 580px; margin: 0 0 26px; }
.l-cta { display: flex; flex-wrap: wrap; gap: 12px; }
.l-cta.center { justify-content: center; margin-top: 28px; }
.l-note { font-size: 13px; color: var(--faint); margin: 16px 0 0; }

/* tarjeta de ejemplo */
.l-card { background: var(--card); border: 1px solid var(--border); border-radius: 18px;
  padding: 18px; box-shadow: var(--shadow-lg); }
.l-card-h { display: flex; align-items: center; gap: 12px; }
.l-card-h b { display: block; font-size: 14.5px; }
.l-card-h small { color: var(--muted); font-size: 12.5px; }
.l-av { width: 40px; height: 40px; border-radius: 12px; display: grid; place-items: center;
  font-weight: 700; background: var(--pos-4); color: #fff; flex: none; }
.l-chip { margin-left: auto; font-size: 12px; font-weight: 600; color: var(--warn);
  background: var(--warn-soft); border-radius: 999px; padding: 4px 10px; white-space: nowrap; }
.l-bars { display: flex; align-items: flex-end; gap: 6px; height: 120px; margin: 20px 0 6px;
  padding: 0 2px; border-bottom: 1px solid var(--border); }
.l-bars i { flex: 1; border-radius: 5px 5px 0 0; background: var(--accent-soft); }
.l-bars i.on { background: var(--accent); }
.l-axis { display: flex; justify-content: space-between; font-size: 11px; color: var(--faint); }
.l-recs { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; margin: 16px 0 12px; }
.l-recs div { border: 1px solid var(--border); border-radius: 12px; padding: 8px 10px; text-align: center; }
.l-recs div.on { border-color: var(--accent); background: var(--accent-soft); }
.l-recs small { display: block; font-size: 11px; color: var(--muted); }
.l-recs b { font-size: 15px; font-variant-numeric: tabular-nums; }
.l-foot { font-size: 12.5px; color: var(--muted); display: flex; align-items: center; gap: 8px; }
.dot-ok { width: 8px; height: 8px; border-radius: 50%; background: var(--pos); flex: none; }

/* secciones */
.l-sec { padding: 72px 0; }
.l-sec.alt { background: var(--card-alt); border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border); }
.l-sec h2 { font-size: clamp(24px, 3.2vw, 34px); letter-spacing: -.01em; text-align: center; margin: 0 0 10px; }
.l-sub { color: var(--muted); text-align: center; max-width: 640px; margin: 0 auto 36px; }
.l-sub.left, .l-split h2 { text-align: left; margin-left: 0; }
.l-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.l-feat { background: var(--card); border: 1px solid var(--border); border-radius: 16px; padding: 22px;
  transition: transform .2s var(--ease), border-color .2s; }
.l-feat:hover { transform: translateY(-2px); border-color: color-mix(in srgb, var(--accent) 45%, var(--border)); }
.l-feat h3 { margin: 14px 0 6px; font-size: 16.5px; }
.l-feat p { margin: 0; color: var(--muted); font-size: 14px; }
.l-ic { width: 42px; height: 42px; border-radius: 12px; display: grid; place-items: center;
  background: var(--accent-soft); color: var(--accent); }
.l-ic svg { width: 21px; height: 21px; fill: none; stroke: currentColor; stroke-width: 2;
  stroke-linecap: round; stroke-linejoin: round; }

.l-split { display: grid; grid-template-columns: 1.1fr .9fr; gap: 48px; align-items: center; }
.l-steps { margin: 0; padding-left: 20px; display: grid; gap: 12px; color: var(--muted); }
.l-steps b { color: var(--text); }
.l-stats { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.l-stats div { background: var(--card); border: 1px solid var(--border); border-radius: 16px; padding: 20px; }
.l-stats b { display: block; font-size: 26px; color: var(--accent); letter-spacing: -.01em; }
.l-stats small { color: var(--muted); font-size: 13px; }

.l-how { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.l-how div { background: var(--card); border: 1px solid var(--border); border-radius: 16px; padding: 22px; }
.l-how span { width: 32px; height: 32px; border-radius: 50%; display: grid; place-items: center;
  font-weight: 700; background: var(--accent); color: var(--on-accent); margin-bottom: 12px; }
.l-how b { display: block; font-size: 16px; margin-bottom: 4px; }
.l-how small { color: var(--muted); font-size: 14px; }

.l-footer { border-top: 1px solid var(--border); padding: 40px 0 56px; background: var(--sidebar-bg); }
.l-footer h3 { margin: 0 0 10px; font-size: 15px; }
.l-footer p { color: var(--muted); font-size: 13px; max-width: 900px; margin: 0 0 10px; }

@media (max-width: 900px) {
  .l-hero-in, .l-split { grid-template-columns: 1fr; gap: 36px; }
  .l-grid { grid-template-columns: 1fr 1fr; }
  .l-links { display: none; }
  .l-top .btn { margin-left: auto; }
}
@media (max-width: 620px) {
  .l-wrap { padding: 0 16px; }
  .l-hero { padding: 44px 0 40px; }
  .l-grid, .l-how { grid-template-columns: 1fr; }
  .l-stats { grid-template-columns: 1fr 1fr; }
  .l-recs { grid-template-columns: repeat(2, 1fr); }
  .l-sec { padding: 52px 0; }
  .landing .btn.lg { width: 100%; }
}