/* =============================================================
   Landing — estructura Tomorro con la paleta de ¿Y AHORA QUÉ?
   · Nav flotante en píldora
   · Hero a sangre en lienzo de marca (azul) + palabra acento en lima
   · Bandas alternas: azul / blanco / surface / oscuro
   · Tarjetas de producto flotantes, inclinadas y apiladas
   · Orbe atmosférico con grano
   ============================================================= */

/* ---------- Nav flotante ---------- */
.nav-wrap {
  position: sticky; top: 0; z-index: var(--z-nav);
  padding: var(--space-3) var(--gutter) 0;
  margin-bottom: calc(-1 * (var(--space-3) + 64px));   /* flota sobre el hero */
  pointer-events: none;
}
.nav {
  pointer-events: auto;
  position: relative;
  display: flex; align-items: center; gap: var(--space-3);
  max-width: var(--container);
  min-height: 64px;
  margin-inline: auto;
  padding: var(--space-2) var(--space-2) var(--space-2) var(--space-5);
  background: color-mix(in srgb, var(--color-white) 94%, transparent);
  -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-lg);
}
.nav-logo img { height: 40px; width: auto; }
.nav-tag { display: none; }
.nav-links {
  display: none;
  position: absolute; top: calc(100% + var(--space-2)); left: 0; right: 0;
  flex-direction: column; gap: var(--space-1);
  padding: var(--space-3);
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
}
.nav-links.is-open { display: flex; animation: aparecer var(--duration) var(--ease); }
.nav-links a:not(.btn) {
  display: flex; align-items: center;
  min-height: var(--tap-min);
  padding: 0 var(--space-3);
  border-radius: var(--radius-md);
  font-weight: var(--weight-medium);
}
.nav-links a:not(.btn):hover { background: var(--color-surface); color: var(--color-primary); }
.nav-links-mobile { padding-top: var(--space-2); }
.nav-actions { display: flex; align-items: center; gap: var(--space-2); margin-left: auto; }
.nav-login { display: none; }
.nav-cta-long { display: none; }
.nav .btn-primary { border-radius: var(--radius-full); }

@media (min-width: 640px) {
  .nav-tag { display: inline-flex; }
  .nav-cta-long { display: inline; }
  .nav-cta-short { display: none; }
}
@media (min-width: 1024px) {
  .nav-toggle, .nav-links-mobile { display: none; }
  .nav-links {
    display: flex; position: static; flex-direction: row; gap: var(--space-1);
    padding: 0; background: none; border: 0; box-shadow: none;
    margin-left: var(--space-4);
  }
  .nav-links a:not(.btn) { font-size: var(--text-sm); }
  .nav-login { display: inline-flex; }
}

/* ---------- Bandas ---------- */
.band { padding-block: var(--space-16); position: relative; }
@media (min-width: 1024px) { .band { padding-block: calc(var(--space-20) + var(--space-8)); } }
.band-light { background: var(--color-background); }
.band-surface { background: var(--color-surface); }
.band-dark { background: var(--color-dark); color: var(--color-white); }
.band-primary { background: var(--color-primary); color: var(--color-white); }

.on-primary .muted, .on-dark .muted { color: var(--color-on-dark-muted); }
.eyebrow-accent { color: var(--color-accent); }

.section-head { max-width: 760px; margin-bottom: var(--space-10); display: grid; gap: var(--space-3); }
.section-head-center { margin-inline: auto; text-align: center; justify-items: center; }
.section-title {
  font-family: var(--font-sans);
  font-weight: var(--weight-bold);
  font-size: clamp(26px, 3.6vw, var(--text-5xl));
  line-height: var(--leading-tight);
  letter-spacing: -0.02em;
}

.split { display: grid; gap: var(--space-8); }
@media (min-width: 1024px) {
  .split { grid-template-columns: 5fr 7fr; gap: var(--space-16); align-items: start; }
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  overflow: hidden;
  background: var(--color-primary);
  color: var(--color-white);
  padding-top: calc(64px + var(--space-16));
  isolation: isolate;
}
.hero-inner {
  position: relative; z-index: 2;
  display: grid; justify-items: center; text-align: center;
  gap: var(--space-6);
}

/* Orbe atmosférico (degradado + grano), recortado por el borde */
.hero-orb {
  position: absolute; z-index: -1;
  width: min(640px, 110vw); aspect-ratio: 1;
  right: -22%; top: 8%;
  border-radius: var(--radius-full);
  background:
    radial-gradient(circle at 30% 30%, var(--color-accent) 0%, transparent 38%),
    radial-gradient(circle at 60% 65%, var(--color-primary-hover) 0%, var(--color-primary-hover) 45%, transparent 72%);
  opacity: 0.55;
  filter: blur(8px);
}
.hero-orb::after {
  content: ""; position: absolute; inset: 0; border-radius: inherit;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.55'/%3E%3C/svg%3E");
  mix-blend-mode: overlay;
}
.hero-orb-small { width: min(420px, 90vw); right: -12%; top: -30%; opacity: 0.45; }

.announce {
  display: inline-flex; align-items: center; gap: var(--space-2);
  min-height: 40px;
  padding: var(--space-1) var(--space-3) var(--space-1) var(--space-4);
  border: 1px solid var(--color-line-on-primary);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  color: var(--color-white);
  transition: border-color var(--duration) var(--ease);
}
.announce:hover { border-color: var(--color-white); }
.announce b { color: var(--color-accent); font-weight: var(--weight-semibold); }

.hero-title { display: grid; justify-items: center; gap: var(--space-5); font-size: inherit; }
.hero-logo { width: clamp(190px, 30vw, 300px); height: auto; }
.hero-tagline { display: block; max-width: 12ch; }
@media (min-width: 1024px) { .hero-tagline { max-width: 20ch; } }
.hero-tagline em, .cta-title em { font-style: normal; color: var(--color-accent); }

.hero-lead {
  max-width: 560px;
  font-size: var(--text-lg);
  color: var(--color-on-primary-muted);
}
.hero-ctas { display: flex; flex-wrap: wrap; justify-content: center; gap: var(--space-3); }
.hero-ctas .btn { border-radius: var(--radius-full); }
@media (max-width: 639px) { .hero-ctas .btn { width: 100%; } .hero-ctas { width: 100%; } }

/* Tira de confianza */
.trust { display: grid; gap: var(--space-3); justify-items: center; margin-top: var(--space-4); }
.trust-caption { font-size: var(--text-sm); color: var(--color-on-primary-muted); }
.trust-list {
  display: flex; flex-wrap: wrap; justify-content: center;
  gap: var(--space-2) var(--space-6);
}
.trust-list li {
  font-weight: var(--weight-bold);
  font-size: var(--text-base);
  letter-spacing: -0.01em;
  color: var(--color-white);
  opacity: 0.6;
}
.trust-note { font-size: var(--text-xs); color: var(--color-on-primary-muted); max-width: 460px; }

/* Escenario de tarjetas flotantes */
.hero-stage {
  position: relative; z-index: 1;
  max-width: 980px; height: 300px;
  margin: var(--space-12) auto 0;
  padding-inline: var(--gutter);
}
.float-card {
  position: absolute;
  background: var(--color-white); color: var(--color-text);
  border-radius: var(--radius-xl);
  padding: var(--space-5);
  box-shadow: var(--shadow-float);
  text-align: left;
}
.fc-front {
  left: 50%; top: 0; width: min(420px, 86vw);
  transform: translateX(-50%) rotate(-3deg);
  z-index: 3;
}
.fc-back {
  left: 50%; top: 40px; width: min(380px, 78vw);
  transform: translateX(-108%) rotate(-8deg) scale(0.94);
  z-index: 2; filter: saturate(0.85);
}
.fc-side {
  left: 50%; top: 70px;
  transform: translateX(62%) rotate(6deg);
  display: flex; align-items: center; gap: var(--space-3);
  z-index: 4;
  border-left: 6px solid var(--color-accent);
}
.fc-head { display: flex; gap: var(--space-3); align-items: center; margin-bottom: var(--space-4); }
.fc-label, .fc-q { font-size: var(--text-xs); font-weight: var(--weight-bold); text-transform: uppercase; letter-spacing: var(--tracking-caps); color: var(--color-primary); margin-bottom: var(--space-2); }
.fc-a { font-size: var(--text-sm); color: var(--color-text); }
.fc-deadline {
  display: flex; align-items: center; gap: var(--space-3);
  margin-top: var(--space-4); padding: var(--space-3) var(--space-4);
  background: var(--color-accent); border-radius: var(--radius-md);
  color: var(--color-dark);
}
.fc-deadline small { display: block; font-size: var(--text-xs); font-weight: var(--weight-medium); }
.fc-deadline b { font-size: var(--text-lg); }
.fc-steps { display: grid; gap: var(--space-2); margin-top: var(--space-4); font-size: var(--text-sm); }
.fc-steps li { display: flex; gap: var(--space-2); }
.fc-steps b { color: var(--color-primary); font-weight: var(--weight-bold); }
.fc-steps li.is-done { color: var(--color-text-secondary); text-decoration: line-through; }

@media (max-width: 767px) {
  .fc-back { transform: translateX(-72%) rotate(-7deg) scale(0.9); top: 56px; }
  .fc-side { left: auto; right: var(--gutter); transform: rotate(4deg); top: 272px; }
  .hero-stage { height: 360px; }
}
@media (min-width: 1024px) { .hero-stage { height: 280px; } }

/* ---------- Problema ---------- */
.pain-list { display: grid; gap: var(--space-4); }
.pain-list li { display: flex; gap: var(--space-4); align-items: flex-start; }
.pain-list .icon {
  width: 44px; height: 44px; padding: 10px;
  border-radius: var(--radius-md);
  background: var(--color-primary-light); color: var(--color-primary);
}
.pain-list b { display: block; font-weight: var(--weight-semibold); }

/* ---------- Cómo funciona ---------- */
.how { display: grid; gap: var(--space-4); }
@media (min-width: 640px) { .how { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .how { grid-template-columns: repeat(5, 1fr); } }
.how-step {
  position: relative;
  display: grid; gap: var(--space-3); align-content: start;
  padding: var(--space-6) var(--space-5);
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
}
.how-num {
  position: absolute; top: var(--space-5); right: var(--space-5);
  font-family: var(--font-brand); font-weight: var(--weight-brand);
  font-size: var(--text-2xl); line-height: 1;
  color: var(--color-border);
}
.how-step p { color: var(--color-text-secondary); font-size: var(--text-sm); }
@media (max-width: 639px) {
  /* En móvil: icono a la izquierda, texto a la derecha — más compacto */
  .how-step, .benefits .card { grid-template-columns: auto 1fr; column-gap: var(--space-4); row-gap: var(--space-1); padding: var(--space-5); }
  .how-step .card-icon, .benefits .card .card-icon { grid-row: span 2; }
  .how-num { top: var(--space-4); right: var(--space-4); font-size: var(--text-lg); }
}

/* ---------- Ejemplo (banda oscura) ---------- */
.feature { display: grid; gap: var(--space-12); align-items: center; }
@media (min-width: 1024px) { .feature { grid-template-columns: 4fr 8fr; } }
.feature-copy { display: grid; gap: var(--space-5); justify-items: start; }
.feature-copy .lead { color: var(--color-on-dark-muted); }
.feature-copy .btn { border-radius: var(--radius-full); }
.feature-note {
  display: flex; gap: var(--space-3);
  font-size: var(--text-sm); color: var(--color-on-dark-muted);
  padding: var(--space-4); border: 1px solid var(--color-line-on-dark); border-radius: var(--radius-md);
}
.feature-note .icon { color: var(--color-accent); }
.feature-stage { position: relative; padding-bottom: var(--space-12); }
.demo-result {
  position: relative; z-index: 1;
  background: var(--color-white); color: var(--color-text);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-float);
  overflow: hidden;
  transform: rotate(-1.5deg);
}
.demo-result-head { padding: var(--space-6) var(--space-6) var(--space-4); display: grid; gap: var(--space-2); justify-items: start; }
.demo-grid { display: grid; gap: var(--space-3); padding: 0 var(--space-6) var(--space-6); }
@media (min-width: 640px) { .demo-grid { grid-template-columns: 1fr 1fr; } }
.demo-q { padding: var(--space-4); border-radius: var(--radius-lg); background: var(--color-surface); font-size: var(--text-sm); }
.demo-q-title { display: flex; align-items: center; gap: var(--space-2); font-weight: var(--weight-bold); color: var(--color-primary); margin-bottom: var(--space-2); font-size: var(--text-sm); }
.demo-q-title .icon { width: 18px; height: 18px; }
.demo-q-accent { background: var(--color-accent); }
.demo-q-accent .demo-q-title { color: var(--color-dark); }
.demo-source { display: grid; gap: var(--space-2); padding: var(--space-4) var(--space-6); border-top: 1px solid var(--color-border); font-size: var(--text-sm); }
.demo-tilt {
  right: var(--space-4); bottom: 0; z-index: 2;
  width: 250px;
  transform: rotate(5deg);
}
@media (max-width: 639px) { .demo-tilt { position: relative; right: auto; margin: calc(-1 * var(--space-6)) 0 0 auto; } .feature-stage { padding-bottom: 0; } }

/* ---------- Beneficios ---------- */
.benefits { display: grid; gap: var(--space-4); }
@media (min-width: 768px) { .benefits { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .benefits { grid-template-columns: repeat(3, 1fr); } }
.benefits .card { display: grid; gap: var(--space-3); align-content: start; }

/* ---------- Confianza ---------- */
.trust-points { display: grid; gap: var(--space-4); }
.trust-points li {
  display: flex; gap: var(--space-4); align-items: flex-start;
  padding: var(--space-5);
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}
.trust-points h3 { margin-bottom: var(--space-1); }

/* ---------- Precios ---------- */
.price-legal { margin-top: var(--space-8); font-size: var(--text-sm); color: var(--color-text-secondary); text-align: center; max-width: 760px; margin-inline: auto; }
.price-legal a { color: var(--color-primary); text-decoration: underline; }

/* ---------- CTA final ---------- */
.cta-final { overflow: hidden; isolation: isolate; }
.cta-final .stack { justify-items: center; display: grid; }
.cta-title { font-size: clamp(34px, 6vw, 64px); max-width: 16ch; margin-inline: auto; }

/* ---------- Footer ---------- */
.footer { background: var(--color-dark); color: var(--color-white); padding-block: var(--space-12); }
.footer-inner { display: grid; gap: var(--space-8); }
.footer-inner img { height: 56px; width: auto; }
.muted-dark { color: var(--color-on-dark-muted); font-size: var(--text-sm); }
.footer-links { display: flex; flex-wrap: wrap; gap: var(--space-2) var(--space-6); }
.footer-links a { min-height: var(--tap-min); display: inline-flex; align-items: center; color: var(--color-on-dark-muted); font-size: var(--text-sm); }
.footer-links a:hover { color: var(--color-accent); }
.footer-legal { font-size: var(--text-xs); color: var(--color-on-dark-muted); max-width: 70ch; border-top: 1px solid var(--color-line-on-dark); padding-top: var(--space-6); }
@media (min-width: 1024px) {
  .footer-inner { grid-template-columns: 1fr auto; align-items: center; }
  .footer-legal { grid-column: 1 / -1; }
}

/* ---------- Página legal ---------- */
.legal { padding-top: calc(64px + var(--space-16)); padding-bottom: var(--space-16); }
.legal .container { max-width: calc(760px + var(--gutter) * 2); }
.legal h1 { margin-bottom: var(--space-6); color: var(--color-primary); }
.legal h2 { font-size: var(--text-xl); margin: var(--space-8) 0 var(--space-3); }
.legal p, .legal li { color: var(--color-text); margin-bottom: var(--space-3); }
.legal ul { list-style: disc; padding-left: var(--space-6); }
.legal a { color: var(--color-primary); text-decoration: underline; }