/* LifeSwitch Landing — tokens del design system (Obsidian) */

:root {
  --ls-space-1: 0.25rem;
  --ls-space-2: 0.5rem;
  --ls-space-3: 0.75rem;
  --ls-space-4: 1rem;
  --ls-space-5: 1.5rem;
  --ls-space-6: 2rem;
  --ls-space-7: 3rem;
  --ls-space-8: 4.5rem;

  --ls-font-sans: "Inter", system-ui, sans-serif;
  --ls-font-mono: "JetBrains Mono", ui-monospace, monospace;

  --ls-radius-sm: 6px;
  --ls-radius-md: 10px;
  --ls-radius-lg: 14px;

  --ls-primary: #e9e6f2;
  --ls-secondary: #8b8699;
  --ls-tertiary: #a78bfa;
  --ls-neutral: #13111c;
  --ls-surface: #1c1829;
  --ls-on-primary: #13111c;
  --ls-border: color-mix(in srgb, var(--ls-secondary) 40%, transparent);
  --ls-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);

  --ls-text: var(--ls-primary);
  --ls-muted: var(--ls-secondary);
  --ls-accent: var(--ls-tertiary);
  --ls-page: var(--ls-neutral);

  --ls-ancho: 1080px;
  --ls-medida: 38rem;
  color-scheme: dark;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: var(--ls-font-sans);
  font-size: 0.98rem;
  line-height: 1.6;
  color: var(--ls-text);
  background:
    radial-gradient(1200px 600px at 12% -10%, color-mix(in srgb, var(--ls-tertiary) 18%, transparent), transparent 55%),
    radial-gradient(900px 500px at 100% 0%, color-mix(in srgb, var(--ls-tertiary) 10%, transparent), transparent 50%),
    var(--ls-page);
  -webkit-font-smoothing: antialiased;
}

img,
svg {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: inherit;
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.18;
  letter-spacing: -0.02em;
  font-weight: 600;
}

h1 {
  font-size: clamp(2.1rem, 5vw, 3.35rem);
}

h2 {
  font-size: clamp(1.55rem, 3.2vw, 2.15rem);
}

h3 {
  font-size: 1.05rem;
  line-height: 1.35;
}

p {
  margin: 0 0 1rem;
}

.wrap {
  width: 100%;
  max-width: var(--ls-ancho);
  margin-inline: auto;
  padding-inline: 1.35rem;
}

.medida {
  max-width: var(--ls-medida);
}

.muted {
  color: var(--ls-muted);
}

section {
  padding: var(--ls-space-8) 0;
}

.band {
  background: color-mix(in srgb, var(--ls-surface) 72%, transparent);
  border-block: 1px solid var(--ls-border);
}

/* ---------- header ---------- */

.barra {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid var(--ls-border);
  background: color-mix(in srgb, var(--ls-page) 88%, transparent);
  backdrop-filter: blur(10px);
}

.barra .wrap {
  display: flex;
  align-items: center;
  gap: var(--ls-space-4);
  min-height: 4.25rem;
}

.logo-sbcoach img {
  height: 28px;
  width: auto;
}

.barra nav {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 1.15rem;
}

.barra nav a {
  font-size: 0.9rem;
  font-weight: 500;
  text-decoration: none;
  color: var(--ls-muted);
}

.barra nav a:hover {
  color: var(--ls-primary);
}

.barra nav a.ls-btn--primary,
.barra nav a.ls-btn--primary:hover {
  color: var(--ls-on-primary);
}

@media (max-width: 820px) {
  .barra nav a.oculta-movil {
    display: none;
  }
}

/* ---------- botones ---------- */

.ls-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 12px 20px;
  border: 1px solid var(--ls-border);
  border-radius: var(--ls-radius-md);
  background: transparent;
  font-family: var(--ls-font-sans);
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--ls-primary);
  text-decoration: none;
  cursor: pointer;
  transition: filter 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}

.ls-btn:hover {
  border-color: var(--ls-secondary);
}

.ls-btn:focus-visible,
a:focus-visible {
  outline: 2px solid var(--ls-accent);
  outline-offset: 2px;
}

.ls-btn--primary {
  background: var(--ls-tertiary);
  border-color: var(--ls-tertiary);
  color: var(--ls-on-primary);
}

.ls-btn--primary:hover {
  filter: brightness(1.06);
  border-color: var(--ls-tertiary);
}

.ls-btn--ghost {
  border-color: transparent;
  color: var(--ls-secondary);
}

.ls-btn--ghost:hover {
  color: var(--ls-primary);
  border-color: transparent;
}

.ls-btn--sm {
  padding: 8px 14px;
  font-size: 0.88rem;
  border-radius: 7px;
}

.acciones {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: 1.65rem;
}

/* ---------- hero ---------- */

.portada {
  padding: 4.25rem 0 5rem;
}

.portada .wrap {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 3.5rem;
  align-items: center;
}

.ls-brand {
  margin: 0 0 1rem;
  font-family: var(--ls-font-mono);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--ls-secondary);
}

.portada .entrada {
  margin-top: 1.15rem;
  font-size: 1.12rem;
  max-width: 42ch;
  color: color-mix(in srgb, var(--ls-primary) 88%, var(--ls-secondary));
}

.pie-portada {
  margin-top: 1.35rem;
  font-size: 0.9rem;
  color: var(--ls-muted);
}

.pie-portada a {
  color: var(--ls-accent);
  text-decoration: none;
}

.pie-portada a:hover {
  text-decoration: underline;
}

/* mock dashboard */

.mock {
  background: var(--ls-surface);
  border: 1px solid var(--ls-border);
  border-radius: var(--ls-radius-lg);
  padding: 1.15rem 1.1rem 1.25rem;
  box-shadow: var(--ls-shadow);
}

.mock-cab {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.mock-cab strong {
  font-size: 0.92rem;
}

.mock-cab span {
  font-family: var(--ls-font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--ls-muted);
}

.mock-hero {
  padding: 1rem 1rem 1.05rem;
  border-radius: var(--ls-radius-md);
  border: 1px solid var(--ls-border);
  background: color-mix(in srgb, var(--ls-page) 55%, var(--ls-surface));
  margin-bottom: 0.85rem;
}

.mock-hero .label {
  margin: 0 0 0.35rem;
  font-family: var(--ls-font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--ls-muted);
}

.mock-hero .countdown {
  margin: 0;
  font-size: 1.55rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--ls-accent);
}

.mock-hero .meta {
  margin: 0.4rem 0 0;
  font-size: 0.82rem;
  color: var(--ls-muted);
}

.mock-lista {
  display: grid;
  gap: 0.55rem;
}

.mock-item {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.5rem;
  align-items: center;
  padding: 0.7rem 0.8rem;
  border-radius: var(--ls-radius-sm);
  border: 1px solid var(--ls-border);
  background: color-mix(in srgb, var(--ls-page) 40%, transparent);
}

.mock-item b {
  font-size: 0.84rem;
  font-weight: 500;
}

.mock-item em {
  display: block;
  font-style: normal;
  font-size: 0.75rem;
  color: var(--ls-muted);
  margin-top: 0.15rem;
}

.badge {
  font-family: var(--ls-font-mono);
  font-size: 0.62rem;
  font-weight: 500;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  padding: 0.22rem 0.45rem;
  border-radius: 4px;
  border: 1px solid var(--ls-border);
  color: var(--ls-secondary);
}

.badge--ok {
  color: #b7f0c4;
  border-color: color-mix(in srgb, #4ade80 45%, transparent);
  background: color-mix(in srgb, #4ade80 12%, transparent);
}

.entra {
  opacity: 0;
  transform: translateY(10px);
  animation: sube 0.55s ease forwards;
}

@keyframes sube {
  to {
    opacity: 1;
    transform: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .entra {
    animation: none;
    opacity: 1;
    transform: none;
  }
}

/* ---------- listas / rejillas ---------- */

.problemas {
  list-style: none;
  margin: 2rem 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.35rem 2.5rem;
}

.problemas li {
  border-left: 3px solid var(--ls-accent);
  padding-left: 1rem;
  color: color-mix(in srgb, var(--ls-primary) 90%, var(--ls-secondary));
}

.rejilla-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem 2rem;
  margin-top: 2.4rem;
}

.dato h3 {
  margin-bottom: 0.4rem;
}

.dato p {
  margin: 0;
  font-size: 0.94rem;
  color: var(--ls-muted);
}

.flujo {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin-top: 2.1rem;
}

.paso {
  flex: 1 1 120px;
  padding: 1rem 0.85rem;
  border-radius: var(--ls-radius-md);
  background: color-mix(in srgb, var(--ls-tertiary) 18%, var(--ls-surface));
  border: 1px solid color-mix(in srgb, var(--ls-tertiary) 35%, var(--ls-border));
}

.paso span {
  display: block;
  font-family: var(--ls-font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--ls-accent);
  margin-bottom: 0.35rem;
}

.paso strong {
  display: block;
  font-size: 0.98rem;
  font-weight: 600;
}

.paso.lateral {
  background: transparent;
  border-style: dashed;
}

.notas-flujo {
  margin-top: 1.5rem;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem 2rem;
}

.notas-flujo p {
  margin: 0;
  font-size: 0.92rem;
  color: var(--ls-muted);
}

.funciones {
  margin-top: 2.4rem;
  border-top: 1px solid var(--ls-border);
}

.funciones .fila {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}

.funciones .celda {
  padding: 1.35rem 1.5rem 1.35rem 0;
  border-bottom: 1px solid var(--ls-border);
}

.funciones .celda h3 {
  margin-bottom: 0.35rem;
}

.funciones .celda p {
  margin: 0;
  font-size: 0.93rem;
  color: var(--ls-muted);
}

/* ---------- planes ---------- */

.planes {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.15rem;
  margin-top: 2.4rem;
  align-items: stretch;
}

.plan {
  background: var(--ls-surface);
  border: 1px solid var(--ls-border);
  border-radius: var(--ls-radius-lg);
  padding: 1.55rem 1.35rem 1.6rem;
  display: flex;
  flex-direction: column;
}

.plan.destacado {
  border-color: color-mix(in srgb, var(--ls-tertiary) 70%, var(--ls-border));
  box-shadow: 0 16px 40px -24px color-mix(in srgb, var(--ls-tertiary) 55%, transparent);
}

.plan .etiqueta {
  align-self: flex-start;
  margin-bottom: 0.65rem;
  font-family: var(--ls-font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--ls-on-primary);
  background: var(--ls-tertiary);
  padding: 0.22rem 0.5rem;
  border-radius: 4px;
}

.plan h3 {
  font-family: var(--ls-font-mono);
  font-size: 0.85rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--ls-accent);
  margin-bottom: 0.55rem;
}

.plan .precio {
  margin: 0;
  font-size: 1.85rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.plan .precio small {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--ls-muted);
}

.plan .antes {
  margin: 0.35rem 0 1rem;
  font-size: 0.84rem;
  color: var(--ls-muted);
}

.plan ul {
  list-style: none;
  margin: 0 0 1.35rem;
  padding: 0;
  flex: 1;
}

.plan li {
  position: relative;
  padding: 0.4rem 0 0.4rem 1.05rem;
  font-size: 0.9rem;
  color: color-mix(in srgb, var(--ls-primary) 88%, var(--ls-secondary));
  border-top: 1px solid var(--ls-border);
}

.plan li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.85rem;
  width: 0.4rem;
  height: 0.4rem;
  border-radius: 50%;
  background: var(--ls-accent);
}

.plan .ls-btn {
  width: 100%;
}

.nota-precio {
  margin-top: 1.25rem;
  font-size: 0.86rem;
  color: var(--ls-muted);
}

/* ---------- cierre ---------- */

.cierre {
  text-align: center;
}

.cierre .medida {
  margin-inline: auto;
}

.cierre .acciones {
  justify-content: center;
}

.cierre .vendor {
  margin-top: 2rem;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem 1.35rem;
  font-size: 0.88rem;
  color: var(--ls-muted);
}

.cierre .vendor a {
  color: var(--ls-accent);
  text-decoration: none;
}

.cierre .vendor a:hover {
  text-decoration: underline;
}

/* ---------- footer ---------- */

footer {
  border-top: 1px solid var(--ls-border);
  padding: 1.6rem 0;
  background: color-mix(in srgb, var(--ls-surface) 55%, transparent);
}

footer .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.15rem;
  flex-wrap: wrap;
}

footer img {
  height: 24px;
  width: auto;
}

footer p {
  margin: 0;
  font-size: 0.84rem;
  color: var(--ls-muted);
}

/* ---------- responsive ---------- */

@media (max-width: 960px) {
  .portada .wrap {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .planes {
    grid-template-columns: 1fr;
  }

  .rejilla-3,
  .funciones .fila,
  .problemas,
  .notas-flujo {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  section {
    padding: 3.25rem 0;
  }

  .portada {
    padding-top: 2.75rem;
  }
}