/* cytagendar — landing de producto.
   Color y tipografía del kit de marca; ritmo y geometría del sistema de referencia. */

.cyt-page {
  --cyt-primary: #2563EB;
  --cyt-primary-hover: #1D4ED8;
  --cyt-ink: #111827;
  --cyt-body: #475569;
  --cyt-muted: #94A3B8;
  --cyt-surface: #F8FAFC;
  --cyt-border: #E2E8F0;
  --cyt-white: #FFFFFF;
  --cyt-wash-1: #DCE9FF;
  --cyt-wash-2: #F1F6FF;

  --cyt-font: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --cyt-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, monospace;

  --cyt-r-control: 10px;
  --cyt-r-panel: 16px;
  --cyt-r-pill: 9999px;

  --cyt-gap: 20px;
  --cyt-section: 96px;
  --cyt-max: 1200px;

  font-family: var(--cyt-font);
  color: var(--cyt-ink);
  background: var(--cyt-white);
  -webkit-font-smoothing: antialiased;
  line-height: 1.5;
  overflow-x: clip;
}

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

/* El reajuste va en :where() para que no sume especificidad: si no, gana a
   cualquier regla de clase y se lleva por delante márgenes y colores. */
.cyt-page :where(h1, h2, h3, p, ul, figure) { margin: 0; }
.cyt-page :where(ul) { padding: 0; list-style: none; }
.cyt-page :where(img, svg) { max-width: 100%; }
.cyt-page :where(a) { color: inherit; text-decoration: none; }

.cyt-wrap { width: 100%; max-width: var(--cyt-max); margin: 0 auto; padding-inline: 24px; }
.cyt-section { padding-block: var(--cyt-section); }
.cyt-section--surface { background: var(--cyt-surface); }

.cyt-sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

/* Tipografía */
.cyt-display { font-size: clamp(38px, 6.2vw, 64px); line-height: 1.05; letter-spacing: -.03em; font-weight: 600; }
.cyt-h2 { font-size: clamp(28px, 3.4vw, 48px); line-height: 1.1; letter-spacing: -.03em; font-weight: 600; }
.cyt-h3 { font-size: 22px; line-height: 1.25; letter-spacing: -.02em; font-weight: 600; }
.cyt-h4 { font-size: 18px; line-height: 1.4; font-weight: 600; }
.cyt-lead { font-size: 18px; line-height: 1.5; color: var(--cyt-body); }
.cyt-body { font-size: 16px; line-height: 1.5; color: var(--cyt-body); }
.cyt-small { font-size: 14px; line-height: 1.5; color: var(--cyt-body); }
.cyt-caption { font-size: 13px; line-height: 1.4; color: var(--cyt-muted); }
.cyt-eyebrow {
  display: inline-block; font-size: 11px; line-height: 1.4; letter-spacing: .08em;
  text-transform: uppercase; font-weight: 600; color: var(--cyt-primary);
}

/* Botones */
.cyt-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  height: 44px; padding: 0 20px; border: 1px solid transparent; cursor: pointer;
  border-radius: var(--cyt-r-control); font: inherit; font-size: 15px; font-weight: 600;
  transition: background-color .16s ease, border-color .16s ease, color .16s ease;
}
.cyt-btn--primary { background: var(--cyt-primary); color: var(--cyt-white); }
.cyt-btn--primary:hover { background: var(--cyt-primary-hover); }
.cyt-btn--ghost { background: var(--cyt-white); color: var(--cyt-ink); border-color: var(--cyt-border); }
.cyt-btn--ghost:hover { border-color: var(--cyt-ink); }
.cyt-btn--onDark { background: var(--cyt-white); color: var(--cyt-ink); }
.cyt-btn--onDark:hover { background: #E8EEFB; }
.cyt-btn--sm { height: 38px; padding: 0 16px; font-size: 14px; }
.cyt-page :focus-visible { outline: 2px solid var(--cyt-primary); outline-offset: 2px; }

/* Barra superior */
.cyt-nav {
  position: sticky; top: 0; z-index: 30; background: rgba(255, 255, 255, .88);
  backdrop-filter: saturate(180%) blur(12px); border-bottom: 1px solid var(--cyt-border);
}
.cyt-nav__inner { display: flex; align-items: center; gap: 24px; height: 64px; }
.cyt-nav__logo { display: flex; align-items: center; }
.cyt-nav__logo img { width: 180px; height: auto; display: block; }
.cyt-nav__links { display: flex; align-items: center; gap: 24px; margin-left: auto; }
.cyt-nav__links a { font-size: 14px; color: var(--cyt-body); }
.cyt-nav__links a:hover { color: var(--cyt-ink); }
.cyt-nav__out { display: inline-flex; align-items: center; gap: 4px; color: var(--cyt-primary); }
.cyt-nav__cta { display: flex; align-items: center; gap: 8px; }
.cyt-burger {
  display: none; margin-left: auto; width: 40px; height: 40px; align-items: center; justify-content: center;
  background: var(--cyt-white); border: 1px solid var(--cyt-border); border-radius: var(--cyt-r-control); cursor: pointer;
}

/* Héroe */
.cyt-hero { position: relative; overflow: hidden; padding-block: 72px 0; text-align: center; }
.cyt-hero::before {
  content: ""; position: absolute; inset: 0 0 auto; height: 620px; z-index: 0;
  background: radial-gradient(120% 70% at 50% 0%, var(--cyt-wash-1) 0%, var(--cyt-wash-2) 45%, var(--cyt-white) 78%);
}
.cyt-hero > * { position: relative; z-index: 1; }
.cyt-badge {
  display: inline-flex; align-items: center; gap: 8px; padding: 5px 12px; background: var(--cyt-white);
  border: 1px solid var(--cyt-border); border-radius: var(--cyt-r-pill);
  font-size: 11px; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; color: var(--cyt-ink);
}
.cyt-badge__dot { width: 6px; height: 6px; border-radius: 50%; background: var(--cyt-primary); }
.cyt-hero__title { margin-top: 20px; }
.cyt-hero__text { max-width: 620px; margin: 20px auto 0; font-size: 18px; color: var(--cyt-body); }
.cyt-hero__actions { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; margin-top: 32px; }
.cyt-hero__note { margin-top: 12px; }
.cyt-hero__mock { margin-top: 48px; }

/* Maqueta del producto */
.cyt-mock {
  display: grid; grid-template-columns: 1.05fr .95fr; gap: 20px; align-items: start; text-align: left;
  padding: 20px; background: var(--cyt-white); border: 1px solid var(--cyt-border);
  border-radius: var(--cyt-r-panel); box-shadow: 0 24px 60px -32px rgba(17, 24, 39, .35);
}
.cyt-mock__panel { border: 1px solid var(--cyt-border); border-radius: 12px; overflow: hidden; background: var(--cyt-white); }
.cyt-mock__bar {
  display: flex; align-items: center; justify-content: space-between; gap: 8px;
  padding: 10px 14px; background: var(--cyt-surface); border-bottom: 1px solid var(--cyt-border);
  font-size: 13px; font-weight: 600;
}
.cyt-mock__tag { font-size: 11px; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; color: var(--cyt-muted); }
.cyt-mock__body { padding: 14px; }
.cyt-cal { display: grid; grid-template-columns: repeat(7, 1fr); gap: 6px; }
.cyt-cal span {
  display: grid; place-items: center; aspect-ratio: 1; border-radius: 8px;
  font-size: 12px; color: var(--cyt-body); background: var(--cyt-surface);
}
.cyt-cal span[data-head] { background: transparent; color: var(--cyt-muted); font-size: 11px; text-transform: uppercase; }
.cyt-cal span[data-off] { color: var(--cyt-muted); background: transparent; }
.cyt-cal span[data-on] { background: var(--cyt-white); border: 1px solid var(--cyt-border); color: var(--cyt-ink); font-weight: 600; }
.cyt-cal span[data-sel] { background: var(--cyt-primary); border-color: var(--cyt-primary); color: var(--cyt-white); }
.cyt-slots { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.cyt-slot {
  padding: 7px 12px; border: 1px solid var(--cyt-border); border-radius: var(--cyt-r-control);
  font-size: 13px; font-weight: 600; color: var(--cyt-ink); background: var(--cyt-white);
}
.cyt-slot[data-sel] { background: var(--cyt-primary); border-color: var(--cyt-primary); color: var(--cyt-white); }
.cyt-slot[data-off] { color: var(--cyt-muted); background: var(--cyt-surface); text-decoration: line-through; }
.cyt-mock__fields { display: grid; gap: 8px; margin-top: 14px; }
.cyt-mock__input {
  height: 38px; display: flex; align-items: center; padding: 0 12px; font-size: 13px; color: var(--cyt-muted);
  border: 1px solid var(--cyt-border); border-radius: var(--cyt-r-control); background: var(--cyt-white);
}
.cyt-mock__cta {
  height: 40px; display: grid; place-items: center; border-radius: var(--cyt-r-control);
  background: var(--cyt-primary); color: var(--cyt-white); font-size: 14px; font-weight: 600;
}
.cyt-rows { display: grid; gap: 10px; }
.cyt-row { display: flex; align-items: center; gap: 12px; padding: 10px 12px; border: 1px solid var(--cyt-border); border-radius: 12px; }
.cyt-row__time { font-size: 13px; font-weight: 600; min-width: 44px; }
.cyt-row__name { font-size: 13px; font-weight: 600; }
.cyt-row__meta { font-size: 12px; color: var(--cyt-muted); }
.cyt-pill {
  margin-left: auto; padding: 3px 9px; border-radius: var(--cyt-r-pill); font-size: 11px; font-weight: 600;
  background: #E7F2EC; color: #15803D;
}
.cyt-pill[data-tone="info"] { background: #E7EEFD; color: var(--cyt-primary-hover); }

/* Banda de confianza */
.cyt-trust { border-top: 1px solid var(--cyt-border); border-bottom: 1px solid var(--cyt-border); background: var(--cyt-white); }
.cyt-trust ul { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px 40px; padding-block: 20px; }
.cyt-trust li { display: flex; align-items: center; gap: 8px; font-size: 14px; color: var(--cyt-body); }
.cyt-trust svg { color: var(--cyt-primary); flex: none; }

/* Encabezado de sección */
.cyt-head { max-width: 720px; }
.cyt-head--center { margin-inline: auto; text-align: center; }
.cyt-head p { margin-top: 16px; }
.cyt-head h2 { margin-top: 12px; }

/* Rejillas y tarjetas */
.cyt-grid { display: grid; gap: var(--cyt-gap); margin-top: 48px; }
.cyt-grid--3 { grid-template-columns: repeat(3, 1fr); }
.cyt-grid--2 { grid-template-columns: repeat(2, 1fr); }
.cyt-card {
  padding: 24px; background: var(--cyt-white); border: 1px solid var(--cyt-border);
  border-radius: 12px; height: 100%;
}
.cyt-card h3 { margin-bottom: 8px; }
.cyt-card--dark { background: var(--cyt-ink); border-color: var(--cyt-ink); color: var(--cyt-white); }
.cyt-card--dark .cyt-body { color: #C3CBD9; }
.cyt-icon {
  display: grid; place-items: center; width: 32px; height: 32px; margin-bottom: 16px;
  background: #EAF0FE; color: var(--cyt-primary); border-radius: 8px;
}
.cyt-card--dark .cyt-icon { background: rgba(255, 255, 255, .12); color: var(--cyt-white); }

/* Pasos */
.cyt-steps { counter-reset: paso; }
.cyt-step__num {
  display: grid; place-items: center; width: 32px; height: 32px; margin-bottom: 16px;
  border-radius: 8px; background: var(--cyt-ink); color: var(--cyt-white); font-size: 14px; font-weight: 600;
}
.cyt-code {
  margin-top: 20px; padding: 20px; background: var(--cyt-ink); color: #E5E9F0;
  border-radius: 12px; font-family: var(--cyt-mono); font-size: 13px; line-height: 1.5; overflow-x: auto;
}
.cyt-code b { color: var(--cyt-white); font-weight: 600; }
.cyt-code i { color: #8FA4C8; font-style: normal; }

/* Precios */
.cyt-prices { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--cyt-gap); margin-top: 48px; align-items: start; }
.cyt-price { padding: 32px; border: 1px solid var(--cyt-border); border-radius: 12px; background: var(--cyt-white); }
.cyt-price--featured { background: var(--cyt-ink); border-color: var(--cyt-ink); color: var(--cyt-white); }
.cyt-price__amount { display: flex; align-items: baseline; gap: 6px; margin: 16px 0 4px; }
.cyt-price__amount strong { font-size: 40px; line-height: 1; letter-spacing: -.03em; }
.cyt-price ul { display: grid; gap: 10px; margin: 24px 0; }
.cyt-price li { display: flex; gap: 10px; font-size: 15px; color: var(--cyt-body); }
.cyt-price--featured li,
.cyt-price--featured .cyt-small { color: #C3CBD9; }
.cyt-price li svg { flex: none; margin-top: 3px; color: var(--cyt-primary); }
.cyt-price--featured li svg { color: #7FA6FF; }
.cyt-price .cyt-btn { width: 100%; }

/* Preguntas */
.cyt-faq { margin-top: 48px; border-top: 1px solid var(--cyt-border); }
.cyt-faq details { border-bottom: 1px solid var(--cyt-border); }
.cyt-faq summary {
  display: flex; align-items: center; justify-content: space-between; gap: 16px; cursor: pointer;
  padding: 20px 0; font-size: 18px; font-weight: 600; list-style: none;
}
.cyt-faq summary::-webkit-details-marker { display: none; }
.cyt-faq summary::after { content: "+"; font-size: 22px; font-weight: 400; color: var(--cyt-muted); }
.cyt-faq details[open] summary::after { content: "–"; }
.cyt-faq p { padding-bottom: 20px; max-width: 800px; }

/* Cierre y formulario */
.cyt-cta { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; }
.cyt-form {
  display: grid; gap: 16px; padding: 24px; background: var(--cyt-white);
  border: 1px solid var(--cyt-border); border-radius: var(--cyt-r-panel);
}
.cyt-form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.cyt-field { display: grid; gap: 6px; }
.cyt-field label { font-size: 13px; font-weight: 600; }
.cyt-field input, .cyt-field textarea {
  width: 100%; padding: 12px 14px; font: inherit; font-size: 15px; color: var(--cyt-ink);
  background: var(--cyt-white); border: 1px solid var(--cyt-border); border-radius: var(--cyt-r-control);
}
.cyt-field textarea { min-height: 96px; resize: vertical; }
.cyt-field input:focus, .cyt-field textarea:focus { outline: 2px solid var(--cyt-primary); outline-offset: 1px; border-color: var(--cyt-primary); }
.cyt-field__error { display: none; font-size: 13px; color: #B91C1C; }
.cyt-field--error input, .cyt-field--error textarea { border-color: #B91C1C; }
.cyt-field--error .cyt-field__error { display: block; }
.cyt-gdpr { display: flex; gap: 10px; font-size: 13px; color: var(--cyt-body); }
.cyt-gdpr a { color: var(--cyt-primary); text-decoration: underline; }
.cyt-form__status { display: none; padding: 12px 14px; border-radius: var(--cyt-r-control); font-size: 14px; }
.cyt-form__status--ok { background: #E7F2EC; color: #15803D; }
.cyt-form__status--error { background: #FDECEC; color: #B91C1C; }
.cyt-form__status--error a { color: inherit; text-decoration: underline; }

/* Pie */
.cyt-footer { border-top: 1px solid var(--cyt-border); padding-block: 48px; }
.cyt-footer__inner { display: flex; flex-wrap: wrap; gap: 24px; align-items: center; justify-content: space-between; }
.cyt-footer img { width: 160px; height: auto; }
.cyt-footer nav { display: flex; flex-wrap: wrap; gap: 20px; font-size: 14px; color: var(--cyt-body); }
.cyt-footer nav a:hover { color: var(--cyt-ink); }

/* Aparición al desplazar */
.cyt-reveal { opacity: 0; transform: translateY(14px); transition: opacity .5s ease, transform .5s ease; }
.cyt-reveal.cyt-in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .cyt-reveal { opacity: 1; transform: none; transition: none; }
}

/* Pantallas medianas y móvil */
@media (max-width: 960px) {
  .cyt-page { --cyt-section: 64px; }
  .cyt-grid--3 { grid-template-columns: 1fr 1fr; }
  .cyt-mock { grid-template-columns: 1fr; }
  .cyt-cta { grid-template-columns: 1fr; gap: 32px; }
}
@media (max-width: 720px) {
  .cyt-nav__links {
    position: absolute; left: 0; right: 0; top: 64px; display: none; flex-direction: column;
    align-items: flex-start; gap: 4px; padding: 16px 24px 20px; background: var(--cyt-white);
    border-bottom: 1px solid var(--cyt-border);
  }
  .cyt-nav__links[data-open="true"] { display: flex; }
  .cyt-nav__links a { padding: 8px 0; font-size: 16px; }
  .cyt-nav__inner { gap: 10px; }
  .cyt-nav__logo img { width: 132px; }
  .cyt-burger { display: flex; order: 3; margin-left: 0; }
  .cyt-nav__cta { order: 2; margin-left: auto; }
  .cyt-nav__cta .cyt-btn--ghost { display: none; }
  .cyt-nav__cta .cyt-btn--primary { height: 36px; padding: 0 12px; font-size: 13px; }
  .cyt-grid--3, .cyt-grid--2, .cyt-prices, .cyt-form__row { grid-template-columns: 1fr; }
  .cyt-hero { padding-top: 48px; }
  .cyt-mock { padding: 12px; }
  .cyt-price, .cyt-form { padding: 20px; }
}