/* =============================================================================
   Su Luz Regresa  ·  Congreso Virtual de Duelo y Recuerdo
   assets/css/styles.css

   Tema OSCURO alusivo a Dia de Muertos: base nocturna aubergine, cempasuchil
   (marigold) como acento principal, magenta/rosa de marca para acciones,
   con papel picado y petalos como decoracion sobria.

   Todo ajuste de paleta se hace AQUI (tokens en :root), sin tocar el HTML.

   Orden:
     1. Design tokens
     2. Reset y base
     3. Tipografia
     4. Layout / utilidades
     5. Header + nav
     6. Hero (banner completo + cuerpo)
     7. CTA (boton, pulse-glow "veladora", sticky mobile)
     8. Contador
     9. Secciones de contenido / tarjetas
    10. Agenda (tabs ARIA)
    11. Formulario de registro
    12. FAQ
    13. Enlaces cruzados
    14. Footer
    15. Paginas de estado
    16. Decoracion Dia de Muertos (petalos, papel picado, flor)
    17. Animaciones de scroll (.reveal)
    18. prefers-reduced-motion
    19. Breakpoints
   ========================================================================== */

/* -----------------------------------------------------------------------------
   1. Design tokens
   -------------------------------------------------------------------------- */
:root {
  color-scheme: dark;

  /* Base nocturna (antes eran los claros; ahora invertidos a oscuro) */
  --color-bg:            #1C1420;   /* fondo principal, aubergine casi negro */
  --color-bg-alt:        #241A2B;   /* secciones alternas / letterbox del banner */
  --color-surface:       #2E2036;   /* tarjetas, inputs elevados */
  --color-surface-raised: #392843;  /* hover de tarjetas */
  --color-border:        #4B3656;   /* bordes y lineas sutiles */

  /* Marca: magenta/rosa aclarado para leerse sobre oscuro */
  --color-magenta:       #C8437A;   /* botones primarios */
  --color-magenta-mid:   #B63A6D;   /* variante intermedia */
  --color-magenta-dark:  #A32E5C;   /* hover / active */
  --color-magenta-soft:  #F0A9C6;   /* texto/enlaces magenta sobre oscuro */
  --color-plum:          #A98CB5;   /* lavanda (logo Requiem) para etiquetas */

  /* Cempasuchil: acento PRINCIPAL de este tema */
  --color-marigold:      #F2A63C;
  --color-marigold-bright: #FFC062;
  --color-marigold-soft: #F7D29A;
  --color-marigold-deep: #D07D1E;

  /* Texto (antes eran los fondos claros) */
  --color-text:          #F2E9E0;   /* cuerpo, blanco calido */
  --color-text-soft:     #CBB9C6;   /* texto atenuado */
  --color-heading:       #FBF1E4;   /* encabezados */
  --color-ink:           #1C1420;   /* texto sobre superficies claras (chips, botones marigold) */
  --color-white:         #FFFFFF;

  --radius-card:         16px;
  --radius-pill:         999px;
  --shadow-card:         0 16px 44px rgba(0, 0, 0, 0.45);
  --shadow-soft:         0 6px 20px rgba(0, 0, 0, 0.38);
  --glow-marigold:       0 0 32px rgba(242, 166, 60, 0.20);

  --container:           1120px;
  --container-narrow:    760px;

  --space-section:       clamp(3rem, 8vw, 6rem);

  --font-eyebrow: "Cinzel", "Playfair Display", Georgia, serif;
  --font-display: "Playfair Display", Georgia, "Times New Roman", serif;
  --font-script:  "Pinyon Script", "Playfair Display", cursive;
  --font-body:    "Mulish", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;

  /* Flor de cempasuchil reutilizable (bullets, divisor) */
  --flor: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cg fill='%23F2A63C'%3E%3Ccircle cx='12' cy='4' r='3.3'/%3E%3Ccircle cx='12' cy='20' r='3.3'/%3E%3Ccircle cx='4' cy='12' r='3.3'/%3E%3Ccircle cx='20' cy='12' r='3.3'/%3E%3Ccircle cx='6.3' cy='6.3' r='3.3'/%3E%3Ccircle cx='17.7' cy='6.3' r='3.3'/%3E%3Ccircle cx='6.3' cy='17.7' r='3.3'/%3E%3Ccircle cx='17.7' cy='17.7' r='3.3'/%3E%3C/g%3E%3Ccircle cx='12' cy='12' r='4' fill='%23D07D1E'/%3E%3C/svg%3E");

  /* Papel picado (tira decorativa) */
  --papel: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='84' height='22' viewBox='0 0 84 22'%3E%3Cpath d='M0 0h84v11l-10.5 11L63 11 52.5 22 42 11 31.5 22 21 11 10.5 22 0 11z' fill='%23F2A63C'/%3E%3Ccircle cx='21' cy='6.5' r='2.1' fill='%231C1420'/%3E%3Ccircle cx='42' cy='6.5' r='2.1' fill='%231C1420'/%3E%3Ccircle cx='63' cy='6.5' r='2.1' fill='%231C1420'/%3E%3Cpath d='M42 12l3 3-3 3-3-3z' fill='%231C1420'/%3E%3C/svg%3E");
}

/* -----------------------------------------------------------------------------
   2. Reset y base
   -------------------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }

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

body {
  margin: 0;
  background-color: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.65;
  font-weight: 400;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

a { color: var(--color-magenta-soft); }
a:hover { color: var(--color-marigold); }

button { font-family: inherit; }

:focus-visible {
  outline: 3px solid var(--color-marigold);
  outline-offset: 2px;
  border-radius: 4px;
}

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

.skip-link {
  position: absolute;
  left: 8px; top: -60px;
  background: var(--color-marigold);
  color: var(--color-ink);
  font-weight: 700;
  padding: 10px 16px;
  border-radius: 8px;
  z-index: 200;
  transition: top .2s ease;
}
.skip-link:focus { top: 8px; color: var(--color-ink); }

/* -----------------------------------------------------------------------------
   3. Tipografia
   -------------------------------------------------------------------------- */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-heading);
  margin: 0 0 .6em;
}

h1 { font-size: clamp(1.9rem, 6vw, 3rem); }
h2 { font-size: clamp(1.5rem, 4.5vw, 2.25rem); }
h3 { font-size: clamp(1.2rem, 3.5vw, 1.5rem); color: var(--color-marigold-soft); }
h4 { font-size: 1.05rem; color: var(--color-plum); }

p { margin: 0 0 1.1em; max-width: 68ch; }

/* .eyebrow: SOLO para encabezados de marca (tipo el del poster). Cinzel. */
.eyebrow {
  font-family: var(--font-eyebrow);
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  font-size: .78rem;
  color: var(--color-marigold);
  margin: 0 0 .8rem;
}

/* .kicker: etiquetas genericas (fechas, "una iniciativa de"). Mulish. */
.kicker {
  font-family: var(--font-body);
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  font-size: .74rem;
  color: var(--color-marigold);
  margin: 0 0 .6rem;
}

.script-logo {
  font-family: var(--font-script);
  font-weight: 400;
  color: var(--color-marigold-soft);
  line-height: 1;
  font-size: clamp(3.2rem, 15vw, 6.5rem);
  text-shadow: 0 0 28px rgba(242, 166, 60, 0.35);
}

.lede {
  font-size: 1.12rem;
  color: var(--color-text);
  font-weight: 500;
}

/* -----------------------------------------------------------------------------
   4. Layout / utilidades
   -------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: clamp(1.1rem, 5vw, 2.5rem);
}
.container--narrow { max-width: var(--container-narrow); }

.section { padding-block: var(--space-section); }
.section--alt { background-color: var(--color-bg-alt); }
.section--plum { background-color: var(--color-surface); color: var(--color-text); }
.section--plum h2, .section--plum h3 { color: var(--color-heading); }

.section-head { margin-bottom: 2.5rem; }
.section-head p { color: var(--color-text-soft); }

/* Divisor con flor de cempasuchil al centro */
.divider {
  width: 140px; height: 20px; border: 0;
  margin: 1.2rem 0 0;
  background:
    linear-gradient(var(--color-marigold-deep), var(--color-marigold-deep)) left center / 52px 2px no-repeat,
    linear-gradient(var(--color-marigold-deep), var(--color-marigold-deep)) right center / 52px 2px no-repeat,
    var(--flor) center center / 20px 20px no-repeat;
  border-radius: 0;
}
.text-center { text-align: center; }
.text-center .divider, .text-center p { margin-inline: auto; }

/* -----------------------------------------------------------------------------
   5. Header + nav
   -------------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(28, 20, 32, 0.90);
  backdrop-filter: saturate(140%) blur(10px);
  border-bottom: 1px solid rgba(242, 166, 60, 0.28);
}
.site-header__inner {
  display: flex;
  align-items: center;
  gap: 1rem;
  min-height: 64px;
  padding-block: .55rem;
}

/* Ambos logos, siempre juntos, sobre una placa clara para que se lean en oscuro */
.brand-lockup,
.hero__eyebrow-brands,
.site-footer__brands {
  display: flex;
  align-items: center;
  gap: .9rem;
  background: rgba(244, 233, 224, 0.95);
  border-radius: 12px;
  padding: 6px 14px;
}
.brand-lockup { flex: 0 1 auto; min-width: 0; }
.brand-lockup img { height: 40px; width: auto; }
.brand-lockup .brand-sep,
.hero__eyebrow-brands .brand-sep,
.site-footer__brands .brand-sep {
  width: 1px;
  align-self: stretch;
  min-height: 30px;
  background: rgba(28, 20, 32, 0.22);
}
.brand-lockup a { display: inline-flex; }

.site-nav {
  display: none;
  margin-left: auto;
  align-items: center;
  gap: 1.4rem;
}
.site-nav a {
  color: var(--color-text);
  text-decoration: none;
  font-weight: 600;
  font-size: .95rem;
}
.site-nav a:hover { color: var(--color-marigold); }

.header-cta { margin-left: auto; }
.site-nav + .header-cta { margin-left: 1.4rem; }

/* -----------------------------------------------------------------------------
   6. Hero  (banner completo a todo lo ancho + cuerpo)
   -------------------------------------------------------------------------- */
.hero {
  position: relative;
  background: var(--color-bg);
  overflow: hidden;
}

/* Banner: la imagen COMPLETA, a todo lo ancho, sin recortar ni deformar,
   con o sin cambio de orientacion. object-fit: contain la mantiene entera. */
.hero__banner {
  position: relative;
  width: 100%;
  background: var(--color-bg-alt);
  line-height: 0;
  z-index: 0;
}
.hero__banner-img {
  display: block;
  width: 100%;
  height: auto;
  max-height: min(86vh, 780px);
  object-fit: contain;
  object-position: center;
  margin-inline: auto;
}
/* Fundido inferior del banner hacia el fondo de la pagina */
.hero__banner::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 96px;
  background: linear-gradient(to bottom, rgba(28, 20, 32, 0), var(--color-bg));
  pointer-events: none;
}

/* Cuerpo del hero: va DESPUES del banner. Aqui vive el contador primero. */
.hero__body {
  position: relative;
  z-index: 2;
  text-align: center;
  padding-block: clamp(1.4rem, 5vw, 2.4rem) clamp(2.4rem, 7vw, 4rem);
}
.hero__eyebrow-brands {
  justify-content: center;
  width: max-content;
  margin: .4rem auto 1.2rem;
}
.hero__eyebrow-brands img { height: 38px; width: auto; }

.hero h1 {
  font-size: clamp(1.5rem, 4.5vw, 2.1rem);
  color: var(--color-heading);
  font-weight: 600;
  letter-spacing: .01em;
  margin-bottom: .4rem;
}
.hero h1 .script-logo,
.hero__script { display: block; margin: .1rem 0 .5rem; }
.hero__h1-sub {
  display: block;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.05rem, 3.2vw, 1.4rem);
  color: var(--color-plum);
  line-height: 1.25;
}
.hero__tagline {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-text);
  max-width: 40ch;
  margin-inline: auto;
}
.hero__meta {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: .6rem 1.4rem;
  margin: 1.4rem 0 1.8rem;
  font-weight: 600;
  color: var(--color-marigold);
}
.hero__meta span { display: inline-flex; align-items: center; gap: .45rem; }
.hero__meta svg { width: 20px; height: 20px; flex: none; }

/* -----------------------------------------------------------------------------
   7. CTA
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  min-height: 48px;
  padding: .8rem 1.7rem;
  border-radius: var(--radius-pill);
  font-weight: 700;
  font-size: 1rem;
  text-decoration: none;
  border: 2px solid transparent;
  cursor: pointer;
  transition: background-color .2s ease, color .2s ease, transform .2s ease, border-color .2s ease;
}
.btn--primary {
  background: var(--color-magenta);
  color: var(--color-white);
}
.btn--primary:hover { background: var(--color-magenta-dark); color: var(--color-white); transform: translateY(-1px); }
.btn--ghost {
  background: transparent;
  color: var(--color-marigold);
  border-color: var(--color-marigold);
}
.btn--ghost:hover { background: var(--color-marigold); color: var(--color-ink); }
.btn--on-plum { background: var(--color-marigold); color: var(--color-ink); }
.btn--on-plum:hover { background: var(--color-marigold-bright); color: var(--color-ink); }
.btn--block { display: flex; width: 100%; }

/* Pulse-glow "veladora" (latencia): halo calido que se expande alrededor del CTA */
.btn--pulse { position: relative; }
.btn--pulse::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  animation: pulse-glow 2.4s ease-in-out infinite;
}
@keyframes pulse-glow {
  0%, 100% { box-shadow: 0 0 0 0 rgba(242, 166, 60, 0), 0 0 16px 2px rgba(242, 166, 60, 0.05); }
  22%      { box-shadow: 0 0 0 0 rgba(242, 166, 60, 0.45), 0 0 24px 5px rgba(242, 166, 60, 0.32); }
  70%      { box-shadow: 0 0 0 15px rgba(242, 166, 60, 0), 0 0 28px 7px rgba(242, 166, 60, 0.10); }
}

/* Beat: latido doble sutil (usa la propiedad `scale` para no pisar el hover) */
.btn--beat { animation: btn-beat 2.8s ease-in-out infinite; }
@keyframes btn-beat {
  0%, 42%, 100% { scale: 1; }
  8%            { scale: 1.035; }
  16%           { scale: 1; }
  24%           { scale: 1.022; }
  32%           { scale: 1; }
}

/* CTA sticky (mobile) */
.cta-sticky {
  position: fixed;
  left: 0; right: 0; bottom: 0;
  z-index: 120;
  display: flex;
  align-items: center;
  gap: .8rem;
  padding: .7rem clamp(.9rem, 4vw, 1.2rem);
  padding-bottom: calc(.7rem + env(safe-area-inset-bottom));
  background: rgba(28, 20, 32, 0.97);
  backdrop-filter: blur(10px);
  border-top: 1px solid rgba(242, 166, 60, 0.30);
  transform: translateY(120%);
  transition: transform .35s ease;
}
.cta-sticky.is-visible { transform: translateY(0); }
.cta-sticky__text {
  font-weight: 700;
  color: var(--color-heading);
  font-size: .95rem;
  line-height: 1.2;
}
.cta-sticky__text small {
  display: block;
  font-weight: 600;
  color: var(--color-marigold);
  font-size: .78rem;
}
.cta-sticky .btn { flex: 1; margin-left: auto; padding-inline: 1rem; }

/* -----------------------------------------------------------------------------
   8. Contador
   -------------------------------------------------------------------------- */
.countdown-wrap { position: relative; }
.countdown-wrap::before {
  content: "";
  position: absolute;
  left: 50%; top: 50%;
  width: min(360px, 90%); height: 220px;
  transform: translate(-50%, -50%);
  background: radial-gradient(ellipse at center, rgba(242, 166, 60, 0.22), rgba(242, 166, 60, 0) 70%);
  pointer-events: none;
}
.countdown {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: .7rem;
  margin: 1.4rem 0;
}
.countdown__unit {
  min-width: 68px;
  padding: .7rem .5rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  text-align: center;
  box-shadow: var(--shadow-soft);
}
.countdown__num {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.7rem;
  color: var(--color-marigold);
  line-height: 1;
  font-variant-numeric: tabular-nums;
}
.countdown__label {
  display: block;
  margin-top: .3rem;
  font-size: .7rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--color-text-soft);
}
.countdown__message {
  position: relative;
  text-align: center;
  font-weight: 700;
  color: var(--color-marigold-soft);
  font-size: 1.05rem;
  margin: 1.2rem 0;
}
.countdown__message--evergreen { font-weight: 600; color: var(--color-text); }

/* -----------------------------------------------------------------------------
   9. Secciones de contenido / tarjetas
   -------------------------------------------------------------------------- */
.prose > p:first-of-type { font-size: 1.12rem; font-weight: 500; }
.prose h2 { margin-top: 2.2rem; }

.answer-block {
  background: var(--color-surface);
  border-left: 4px solid var(--color-marigold);
  border-radius: 12px;
  padding: 1.2rem 1.3rem;
  box-shadow: var(--shadow-soft), var(--glow-marigold);
  margin-bottom: 2rem;
}
.answer-block p { margin: 0; font-size: 1.12rem; font-weight: 500; }

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 1.4rem;
  box-shadow: var(--shadow-card);
}

.checklist { list-style: none; padding: 0; margin: 0; display: grid; gap: .9rem; }
.checklist li {
  position: relative;
  padding-left: 2.1rem;
  font-weight: 500;
}
.checklist li::before {
  content: "";
  position: absolute;
  left: 0; top: .1em;
  width: 22px; height: 22px;
  background: var(--flor) center / contain no-repeat;
}

/* Tarjeta de sesion (ponente + fecha + CTA) */
.session-card {
  display: grid;
  gap: 1rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 1.5rem;
  box-shadow: var(--shadow-card);
}
.session-card__date {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 64px; height: 64px;
  border-radius: 14px;
  font-weight: 700;
  line-height: 1;
}
.session-card__date .d { font-size: 1.4rem; }
.session-card__date .m { font-size: .7rem; letter-spacing: .1em; margin-top: .2rem; }
.badge-plum { background: var(--color-plum); color: var(--color-ink); }
.badge-magenta { background: var(--color-magenta); color: var(--color-white); }

.session-card__speaker { display: block; font-weight: 700; color: var(--color-marigold-soft); }
.session-card__cred { display: block; color: var(--color-text-soft); font-size: .92rem; }
.session-card__bio { color: var(--color-text-soft); font-size: .94rem; }
.session-card__actions { display: flex; flex-wrap: wrap; gap: .7rem; }

.session-card__speakers { display: flex; flex-direction: column; gap: .6rem; margin: .5rem 0 .8rem; }
.session-card__speaker-item { margin: 0; }
.session-card__speaker-item + .session-card__speaker-item { padding-top: .6rem; border-top: 1px dashed var(--color-border); }

.session-card__speaker-row {
  display: flex;
  align-items: center;
  gap: .85rem;
  margin: .5rem 0 .2rem;
}
.session-card__avatar {
  width: 60px; height: 60px;
  flex: none;
  border-radius: 50%;
  object-fit: cover;
  background: var(--color-bg-alt);
}
.session-card__avatar--placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(150deg, var(--color-plum), var(--color-magenta-mid));
  color: var(--color-heading);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.3rem;
}

/* -----------------------------------------------------------------------------
   10. Agenda (tabs ARIA)
   -------------------------------------------------------------------------- */
.agenda__tablist {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  margin-bottom: 1.4rem;
}
.agenda__tab {
  appearance: none;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text);
  border-radius: var(--radius-pill);
  padding: .6rem 1.1rem;
  min-height: 44px;
  font-weight: 700;
  cursor: pointer;
  transition: background-color .2s ease, color .2s ease, border-color .2s ease;
}
.agenda__tab[aria-selected="true"] {
  background: var(--color-marigold);
  border-color: var(--color-marigold);
  color: var(--color-ink);
}
.agenda__tab:hover:not([aria-selected="true"]) { border-color: var(--color-marigold); }

.agenda__panel { animation: panel-in .2s ease-out; }
.agenda__panel[hidden] { display: none; }
@keyframes panel-in {
  from { opacity: 0; transform: translateX(12px); }
  to   { opacity: 1; transform: translateX(0); }
}

.agenda__mas { margin-top: .7rem; }
.agenda__mas-btn {
  list-style: none;
  width: fit-content;
}
.agenda__mas-btn::-webkit-details-marker { display: none; }
.agenda__mas-btn::after { content: " \2193"; }
.agenda__mas[open] .agenda__mas-btn::after { content: " \2191"; }
.agenda__mas-media { margin-top: .9rem; display: flex; justify-content: center; }
.agenda__mas-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 200px;
  width: 100%;
  max-width: 420px;
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-card);
  background: var(--color-bg-alt);
}
.agenda__mas-img-wrap {
  width: 100%;
  max-width: 420px;
  aspect-ratio: 1 / 1;
  border-radius: var(--radius-card);
  overflow: hidden;
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
}
.agenda__mas-img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
}

/* -----------------------------------------------------------------------------
   11. Formulario de registro
   -------------------------------------------------------------------------- */
.form-registro {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: clamp(1.3rem, 5vw, 2rem);
  box-shadow: var(--shadow-card), var(--glow-marigold);
}
.form-registro__title { margin-bottom: .3rem; }
.form-registro__intro { color: var(--color-text-soft); margin-bottom: 1.4rem; }

.field { margin-bottom: 1.1rem; }
.field label {
  display: block;
  font-weight: 700;
  margin-bottom: .35rem;
  font-size: .95rem;
  color: var(--color-text);
}
.field input[type="text"],
.field input[type="email"],
.field input[type="tel"] {
  width: 100%;
  min-height: 48px;
  padding: .7rem .9rem;
  font-size: 1rem;
  font-family: inherit;
  color: var(--color-text);
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: 10px;
}
.field input::placeholder { color: var(--color-text-soft); opacity: .75; }
.field input:focus {
  border-color: var(--color-marigold);
  background: var(--color-surface-raised);
}
.field--check {
  display: flex;
  align-items: flex-start;
  gap: .6rem;
}
.field--check input {
  width: 22px; height: 22px;
  min-width: 22px;
  margin-top: .15rem;
  accent-color: var(--color-marigold);
}
.field--check label { font-weight: 500; font-size: .92rem; }

.field__error {
  display: none;
  color: var(--color-magenta-soft);
  font-size: .85rem;
  font-weight: 600;
  margin-top: .3rem;
}
.field.has-error input { border-color: var(--color-magenta-soft); }
.field.has-error .field__error { display: block; }

/* Honeypot: oculto por recorte (no display:none, no empuja el layout) */
.hp-field {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  overflow: hidden !important;
  clip: rect(0 0 0 0) !important;
  clip-path: inset(50%) !important;
  white-space: nowrap !important;
  border: 0 !important;
  padding: 0 !important;
  margin: -1px !important;
}

.form-feedback {
  display: none;
  margin-top: 1rem;
  padding: .9rem 1rem;
  border-radius: 10px;
  font-weight: 600;
}
.form-feedback.is-ok { display: block; background: rgba(126, 196, 140, 0.16); color: #A9E2B4; }
.form-feedback.is-error { display: block; background: rgba(233, 120, 150, 0.16); color: var(--color-magenta-soft); }

/* -----------------------------------------------------------------------------
   12. FAQ
   -------------------------------------------------------------------------- */
.faq { display: grid; gap: .8rem; }
.faq__item {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  overflow: hidden;
}
.faq__q {
  display: block;
  list-style: none;
  padding: 1rem 3rem 1rem 1.1rem;
  font-weight: 700;
  font-size: 1rem;
  color: var(--color-heading);
  cursor: pointer;
  position: relative;
  min-height: 44px;
}
.faq__q::-webkit-details-marker { display: none; }
.faq__q::after {
  content: "+";
  position: absolute;
  right: 1.1rem; top: 1rem;
  font-size: 1.4rem;
  color: var(--color-marigold);
  line-height: 1;
}
.faq__item[open] .faq__q::after { content: "\2013"; }
.faq__a { padding: 0 1.1rem 1.1rem; }
.faq__a p { margin: 0; color: var(--color-text-soft); }

/* -----------------------------------------------------------------------------
   13. Enlaces cruzados
   -------------------------------------------------------------------------- */
.crosslinks { display: grid; gap: 1rem; }
.crosslinks a {
  display: block;
  padding: 1.1rem 1.2rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-plum);
  border-radius: 12px;
  text-decoration: none;
  color: var(--color-text);
  font-weight: 600;
  transition: border-color .2s ease, transform .2s ease, background-color .2s ease;
}
.crosslinks a:hover {
  border-left-color: var(--color-marigold);
  background: var(--color-surface-raised);
  transform: translateX(3px);
}
.crosslinks a span { display: block; color: var(--color-text-soft); font-weight: 500; font-size: .9rem; margin-top: .2rem; }

/* -----------------------------------------------------------------------------
   14. Footer
   -------------------------------------------------------------------------- */
.site-footer {
  position: relative;
  background: var(--color-bg-alt);
  border-top: 1px solid var(--color-border);
  padding-block: 3rem 6rem;
}
.site-footer::before {
  content: "";
  position: absolute;
  left: 0; right: 0; top: 0;
  height: 22px;
  background: var(--papel) repeat-x top center;
  background-size: auto 22px;
  opacity: .92;
}
.site-footer__brands {
  justify-content: center;
  width: max-content;
  margin: .6rem auto 1.2rem;
}
.site-footer__brands img { height: 42px; width: auto; }
.site-footer__links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: .5rem 1.2rem;
  margin-bottom: 1rem;
}
.site-footer__links a { color: var(--color-text); font-weight: 600; font-size: .92rem; }
.site-footer__links a:hover { color: var(--color-marigold); }
.site-footer p {
  text-align: center;
  color: var(--color-text-soft);
  font-size: .85rem;
  margin: .3rem auto;
  max-width: none;
}
.site-footer__signature {
  font-weight: 700;
  color: var(--color-marigold-soft);
}

/* -----------------------------------------------------------------------------
   15. Paginas de estado
   -------------------------------------------------------------------------- */
.estado {
  min-height: 60vh;
  display: flex;
  align-items: center;
}
.estado__inner { text-align: center; padding-block: var(--space-section); }
.estado__code {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(3rem, 12vw, 5rem);
  color: var(--color-plum);
  opacity: .45;
  line-height: 1;
  margin-bottom: .5rem;
}
.estado__actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: .8rem;
  margin: 1.6rem 0 2rem;
}
.estado__links {
  display: grid;
  gap: .6rem;
  max-width: 420px;
  margin-inline: auto;
  text-align: left;
}

/* -----------------------------------------------------------------------------
   16. Decoracion Dia de Muertos
   -------------------------------------------------------------------------- */
/* Petalos de cempasuchil cayendo en el hero */
.petals {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
  z-index: 1;
}
.petals span {
  position: absolute;
  top: -6%;
  width: 12px; height: 12px;
  background: radial-gradient(circle at 30% 30%, var(--color-marigold-bright), var(--color-marigold-deep));
  border-radius: 60% 10% 60% 10%;
  opacity: 0;
  animation: petal-fall linear infinite;
}
.petals span:nth-child(1) { left: 7%;  animation-duration: 16s; animation-delay: 0s; }
.petals span:nth-child(2) { left: 23%; animation-duration: 21s; animation-delay: 5s; width: 9px; height: 9px; }
.petals span:nth-child(3) { left: 44%; animation-duration: 24s; animation-delay: 9s; }
.petals span:nth-child(4) { left: 61%; animation-duration: 18s; animation-delay: 2.5s; width: 10px; height: 10px; }
.petals span:nth-child(5) { left: 78%; animation-duration: 26s; animation-delay: 12s; }
.petals span:nth-child(6) { left: 92%; animation-duration: 20s; animation-delay: 6.5s; width: 8px; height: 8px; }
@keyframes petal-fall {
  0%   { transform: translateY(0) rotate(0); opacity: 0; }
  12%  { opacity: .55; }
  88%  { opacity: .5; }
  100% { transform: translateY(120vh) rotate(340deg); opacity: 0; }
}

.marigold-accent { color: var(--color-marigold); display: inline-block; }

.section--petals { position: relative; overflow: hidden; }
.section--petals::before,
.section--petals::after {
  content: "";
  position: absolute;
  width: 150px; height: 150px;
  background: radial-gradient(circle at center, rgba(242, 166, 60, 0.28) 0%, rgba(242, 166, 60, 0) 70%);
  pointer-events: none;
}
.section--petals::before { left: -36px; top: 8%; }
.section--petals::after { right: -36px; bottom: 8%; }

/* -----------------------------------------------------------------------------
   16b. Ponentes · Por que asistir (ventajas) · CTA banner intermedio
   -------------------------------------------------------------------------- */
.section-cta { margin-top: 2.6rem; text-align: center; }

/* Ponentes */
.ponentes {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1.4rem;
}
.ponente-card {
  display: flex;
  flex-direction: column;
  flex: 1 1 260px;
  max-width: 320px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}
.ponente-card__media { position: relative; }
.ponente-card__photo {
  display: block;
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  background: var(--color-bg-alt);
}
.ponente-card__photo--placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(150deg, var(--color-plum), var(--color-magenta-mid));
  color: var(--color-heading);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2.2rem, 7vw, 3rem);
  letter-spacing: .04em;
}
.ponente-card__day {
  position: absolute;
  left: 12px; bottom: 12px;
  padding: .32rem .7rem;
  border-radius: var(--radius-pill);
  font-weight: 700;
  font-size: .72rem;
  letter-spacing: .06em;
}
.ponente-card__body {
  display: flex;
  flex-direction: column;
  gap: .3rem;
  padding: 1.1rem 1.2rem 1.3rem;
}
.ponente-card__body h3 { margin: .1rem 0 0; color: var(--color-heading); }
.ponente-card__cred { color: var(--color-marigold); font-weight: 700; font-size: .84rem; margin: 0; }
.ponente-card__bio { color: var(--color-text-soft); font-size: .92rem; margin: .35rem 0 0; }
.ponente-card__session { color: var(--color-text); font-weight: 600; font-size: .9rem; margin: .5rem 0 0; }
.ponente-card__link {
  margin-top: .7rem;
  font-weight: 700;
  font-size: .9rem;
  color: var(--color-magenta-soft);
  text-decoration: none;
}
.ponente-card__link::after { content: " \2192"; }
.ponente-card__link:hover { color: var(--color-marigold); }

/* Ventajas / por que asistir */
.ventajas {
  display: grid;
  gap: 1.2rem;
  grid-template-columns: repeat(auto-fit, minmax(238px, 1fr));
}
.ventaja {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 1.4rem;
  box-shadow: var(--shadow-soft);
}
.ventaja__icon {
  display: inline-flex;
  width: 46px; height: 46px;
  align-items: center;
  justify-content: center;
  border-radius: 13px;
  background: rgba(242, 166, 60, 0.14);
  color: var(--color-marigold);
  margin-bottom: .8rem;
}
.ventaja__icon svg { width: 24px; height: 24px; }
.ventaja h3 { font-size: 1.1rem; color: var(--color-heading); margin: 0 0 .3rem; }
.ventaja p { margin: 0; color: var(--color-text-soft); font-size: .94rem; }

/* CTA banner intermedio */
.cta-banner {
  background: linear-gradient(160deg, var(--color-surface-raised), var(--color-surface));
  border-block: 1px solid var(--color-border);
}
.cta-banner__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  text-align: center;
}
.cta-banner__brands {
  display: flex;
  align-items: center;
  gap: .9rem;
  background: rgba(244, 233, 224, 0.95);
  border-radius: 12px;
  padding: 6px 14px;
}
.cta-banner__brands img { height: 38px; width: auto; }
.cta-banner__brands .brand-sep { width: 1px; align-self: stretch; min-height: 26px; background: rgba(28, 20, 32, 0.22); }
.cta-banner h2 { margin: 0; }
.cta-banner p { margin: 0; color: var(--color-text-soft); max-width: 54ch; }

/* -----------------------------------------------------------------------------
   17. Animaciones de scroll
   -------------------------------------------------------------------------- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .6s ease-out, transform .6s ease-out;
  will-change: opacity, transform;
}
.reveal.is-visible { opacity: 1; transform: translateY(0); }

/* -----------------------------------------------------------------------------
   18. prefers-reduced-motion
   -------------------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }
  .reveal { opacity: 1; transform: none; }
  .btn--pulse::after { animation: none; content: none; }
  .btn--beat { animation: none; scale: 1; }
  .cta-sticky { transition: none; }
  .agenda__panel { animation: none; }
  .petals { display: none; }
}

/* -----------------------------------------------------------------------------
   19. Breakpoints
   -------------------------------------------------------------------------- */
@media (min-width: 768px) {
  .hero__tagline, .hero__meta { margin-inline: auto; }

  .grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 1.4rem; }
  .grid-2--wide-gap { gap: 2.5rem; }

  .session-card { grid-template-columns: auto 1fr; align-items: start; }
  .session-card__body { grid-column: 2; }

  .form-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 0 1.1rem; }

  .cta-sticky { display: none; }
}

@media (min-width: 1024px) {
  .site-nav { display: flex; }
  .crosslinks { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 767px) {
  .header-cta { display: none; }
  .site-header__inner { justify-content: center; }
  .brand-lockup { margin-inline: auto; }
}