/* ============================================================
   EstateOS AI — Pantalla de acceso de demostración

   Hoja aparte y cargada solo en /demo: no infla el CSS crítico de
   ninguna otra ruta. Usa exclusivamente los tokens del sistema de
   diseño, así que hereda tema claro/oscuro sin una sola regla extra.

   Toda animación decorativa está anulada bajo
   prefers-reduced-motion; la información nunca depende del
   movimiento para ser comprensible.
   ============================================================ */

.demo-shell {
  position: relative;
  max-width: 1180px;
  margin: 0 auto;
  padding: var(--s-10) var(--s-5) var(--s-20);
  isolation: isolate;
}

/* --- Fondo de auroras: tres manchas en movimiento lentísimo.
   Se usa filter:blur en vez de gradientes radiales apilados porque
   el compositor lo mantiene fuera del hilo principal. ------------- */
.demo-aurora {
  position: fixed;
  inset: 0;
  z-index: -1;
  overflow: hidden;
  pointer-events: none;
}
.demo-aurora__blob {
  position: absolute;
  width: 46vmax;
  height: 46vmax;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.32;
  will-change: transform;
}
.demo-aurora__blob--1 {
  background: var(--brand-400);
  top: -14vmax;
  left: -10vmax;
  animation: demo-drift-a 26s ease-in-out infinite alternate;
}
.demo-aurora__blob--2 {
  background: var(--accent-400);
  bottom: -18vmax;
  right: -12vmax;
  animation: demo-drift-b 32s ease-in-out infinite alternate;
}
.demo-aurora__blob--3 {
  background: var(--info-600);
  top: 34%;
  left: 46%;
  opacity: 0.18;
  animation: demo-drift-c 38s ease-in-out infinite alternate;
}
@keyframes demo-drift-a {
  to { transform: translate3d(9vmax, 7vmax, 0) scale(1.16); }
}
@keyframes demo-drift-b {
  to { transform: translate3d(-11vmax, -6vmax, 0) scale(1.1); }
}
@keyframes demo-drift-c {
  to { transform: translate3d(-7vmax, 9vmax, 0) scale(0.86); }
}
:root[data-theme='dark'] .demo-aurora__blob { opacity: 0.2; }

/* --- Encabezado -------------------------------------------------- */
.demo-hero { max-width: 62ch; margin-bottom: var(--s-16); }

.demo-hero__back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: var(--fs-sm);
  color: var(--text-2);
  text-decoration: none;
  margin-bottom: var(--s-8);
  transition: color var(--transition);
}
.demo-hero__back:hover { color: var(--link); }

.demo-hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--s-2);
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--brand-600);
  margin-bottom: var(--s-4);
}
:root[data-theme='dark'] .demo-hero__eyebrow { color: var(--brand-300); }

.demo-hero__pulse {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--ok-600);
  box-shadow: 0 0 0 0 color-mix(in oklab, var(--ok-600) 60%, transparent);
  animation: demo-pulse 2.4s ease-out infinite;
}
@keyframes demo-pulse {
  0%   { box-shadow: 0 0 0 0 color-mix(in oklab, var(--ok-600) 55%, transparent); }
  70%  { box-shadow: 0 0 0 9px color-mix(in oklab, var(--ok-600) 0%, transparent); }
  100% { box-shadow: 0 0 0 0 color-mix(in oklab, var(--ok-600) 0%, transparent); }
}

.demo-hero__title {
  font-family: var(--font-display);
  font-size: var(--fs-3xl);
  font-weight: 500;
  line-height: 1.06;
  letter-spacing: -0.02em;
  margin: 0 0 var(--s-5);
  text-wrap: balance;
}
.demo-hero__title em {
  font-style: italic;
  color: var(--brand-600);
}
:root[data-theme='dark'] .demo-hero__title em { color: var(--brand-300); }

.demo-hero__lede {
  font-size: var(--fs-md);
  line-height: 1.62;
  color: var(--text-2);
  margin: 0 0 var(--s-8);
  text-wrap: pretty;
}

.demo-hero__facts {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(112px, 1fr));
  gap: var(--s-2);
  margin: 0;
  padding: var(--s-4) 0 0;
  border-top: 1px solid var(--border);
}
.demo-hero__facts div { display: flex; flex-direction: column; gap: 2px; }
.demo-hero__facts dt {
  font-size: var(--fs-xs);
  color: var(--text-3);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.demo-hero__facts dd {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--fs-lg);
  font-weight: 500;
}
.demo-hero__facts-sub {
  font-family: var(--font-sans);
  font-size: var(--fs-xs);
  color: var(--text-3);
  font-weight: 400;
}

/* --- Grupos por agencia ----------------------------------------- */
.demo-group { margin-bottom: var(--s-12); }

.demo-group__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--s-3);
  padding-bottom: var(--s-3);
  margin-bottom: var(--s-5);
  border-bottom: 1px solid var(--border);
}
.demo-group__title {
  font-family: var(--font-display);
  font-size: var(--fs-xl);
  font-weight: 500;
  margin: 0;
  letter-spacing: -0.01em;
}
.demo-group__meta { display: flex; align-items: center; gap: var(--s-2); flex-wrap: wrap; }
.demo-group__portal {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: var(--fs-xs);
  color: var(--text-2);
  text-decoration: none;
  padding: 3px var(--s-2);
  border: 1px solid var(--border);
  border-radius: var(--r-full);
  transition: all var(--transition);
}
.demo-group__portal:hover {
  color: var(--link);
  border-color: var(--brand-300);
  background: var(--brand-50);
}
:root[data-theme='dark'] .demo-group__portal:hover { background: var(--surface-3); }

.demo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(288px, 1fr));
  gap: var(--s-4);
}

/* --- Tarjeta-botón ---------------------------------------------
   Toda la tarjeta ES el botón. No hay un enlace pequeño dentro de
   una caja grande: el área de acierto es el rectángulo completo,
   que es lo que hace que el gesto se sienta de un solo clic.
   ---------------------------------------------------------------- */
.demo-card-form {
  margin: 0;
  animation: demo-card-in 0.62s cubic-bezier(0.16, 1, 0.3, 1) backwards;
  animation-delay: calc(var(--i, 0) * 55ms + 120ms);
}
@keyframes demo-card-in {
  from { opacity: 0; transform: translateY(18px) scale(0.97); }
  to   { opacity: 1; transform: none; }
}

.demo-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--s-4);
  width: 100%;
  text-align: left;
  padding: var(--s-5);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-1);
  cursor: pointer;
  font: inherit;
  color: inherit;
  overflow: hidden;
  transition:
    transform 180ms cubic-bezier(0.16, 1, 0.3, 1),
    box-shadow 180ms ease,
    border-color 180ms ease;
}
.demo-card:hover,
.demo-card:focus-visible {
  transform: translateY(-4px);
  box-shadow: var(--shadow-3);
  border-color: var(--brand-300);
}
.demo-card:focus-visible {
  outline: 2px solid var(--focus-ring);
  outline-offset: 3px;
}
.demo-card:active { transform: translateY(-1px) scale(0.995); }

/* Halo que sigue al cursor (variables las escribe demo.js). */
.demo-card__glow {
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  opacity: 0;
  transition: opacity 220ms ease;
  background: radial-gradient(
    260px circle at var(--mx, 50%) var(--my, 0%),
    color-mix(in oklab, var(--brand-400) 22%, transparent),
    transparent 62%
  );
  pointer-events: none;
}
.demo-card:hover .demo-card__glow,
.demo-card:focus-visible .demo-card__glow { opacity: 1; }

.demo-card__head { display: flex; align-items: center; gap: var(--s-3); }
.demo-card__avatar {
  width: 52px;
  height: 52px;
  border-radius: var(--r-md);
  flex-shrink: 0;
  box-shadow: var(--shadow-1);
}
.demo-card__ident { display: flex; flex-direction: column; gap: 2px; min-width: 0; flex: 1; }
.demo-card__name {
  font-family: var(--font-display);
  font-size: var(--fs-md);
  font-weight: 500;
  letter-spacing: -0.01em;
  line-height: 1.2;
}
.demo-card__persona {
  font-size: var(--fs-xs);
  color: var(--text-3);
  line-height: 1.35;
}
.demo-card__crown { flex-shrink: 0; }

.demo-card__caps {
  display: flex;
  flex-wrap: wrap;
  gap: 5px var(--s-3);
  padding: var(--s-3) 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.demo-card__cap {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: var(--fs-xs);
  color: var(--text-2);
}
.demo-card__cap svg { color: var(--brand-500); flex-shrink: 0; }

.demo-card__stats { display: flex; gap: var(--s-4); flex-wrap: wrap; }
.demo-card__stat { font-size: var(--fs-xs); color: var(--text-3); }
.demo-card__stat b {
  font-family: var(--font-display);
  font-size: var(--fs-base);
  font-weight: 500;
  color: var(--text);
  margin-right: 3px;
}

.demo-card__cta {
  display: flex;
  align-items: center;
  gap: var(--s-2);
  margin-top: auto;
  padding: var(--s-3) var(--s-4);
  border-radius: var(--r-md);
  background: var(--brand-700);
  color: var(--text-inverse);
  font-size: var(--fs-sm);
  font-weight: 500;
  transition: background var(--transition);
}
.demo-card:hover .demo-card__cta { background: var(--brand-600); }
.demo-card__cta-text { flex: 1; }
.demo-card__cta-arrow {
  display: inline-flex;
  transition: transform 220ms cubic-bezier(0.16, 1, 0.3, 1);
}
.demo-card:hover .demo-card__cta-arrow { transform: translateX(4px); }

.demo-card__spinner { display: none; }

/* Estado de envío: el botón se bloquea y muestra el progreso. */
.demo-card-form[data-loading] .demo-card { pointer-events: none; }
.demo-card-form[data-loading] .demo-card__cta-text::after { content: 'ando sesión…'; }
.demo-card-form[data-loading] .demo-card__cta-text {
  font-size: 0;
}
.demo-card-form[data-loading] .demo-card__cta-text::after { font-size: var(--fs-sm); }
.demo-card-form[data-loading] .demo-card__cta-arrow { display: none; }
.demo-card-form[data-loading] .demo-card__spinner {
  display: block;
  width: 15px;
  height: 15px;
  border: 2px solid color-mix(in oklab, var(--text-inverse) 35%, transparent);
  border-top-color: var(--text-inverse);
  border-radius: 50%;
  animation: demo-spin 0.7s linear infinite;
}
@keyframes demo-spin { to { transform: rotate(360deg); } }

/* Otras tarjetas se atenúan mientras una entra: foco visual claro. */
.demo-grid[data-busy] .demo-card-form:not([data-loading]) {
  opacity: 0.42;
  filter: saturate(0.5);
  transition: opacity 240ms ease, filter 240ms ease;
}

/* --- Pie explicativo -------------------------------------------- */
.demo-foot {
  margin-top: var(--s-16);
  padding-top: var(--s-8);
  border-top: 1px solid var(--border);
  display: grid;
  gap: var(--s-6);
}
.demo-foot__note {
  display: flex;
  gap: var(--s-3);
  padding: var(--s-5);
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  max-width: 78ch;
}
.demo-foot__note svg { color: var(--brand-500); flex-shrink: 0; margin-top: 3px; }
.demo-foot__note strong { display: block; margin-bottom: var(--s-2); font-size: var(--fs-base); }
.demo-foot__note p {
  margin: 0;
  font-size: var(--fs-sm);
  line-height: 1.62;
  color: var(--text-2);
  text-wrap: pretty;
}
.demo-foot__alt p {
  margin: 0;
  font-size: var(--fs-sm);
  color: var(--text-2);
  max-width: 78ch;
  line-height: 1.6;
}
.demo-foot code {
  font-family: var(--font-mono);
  font-size: 0.92em;
  background: var(--surface-3);
  padding: 1px 5px;
  border-radius: var(--r-sm);
}

@media (max-width: 560px) {
  .demo-shell { padding: var(--s-6) var(--s-4) var(--s-16); }
  .demo-grid { grid-template-columns: 1fr; }
}

/* --- Respeto por quien pide menos movimiento -------------------- */
@media (prefers-reduced-motion: reduce) {
  .demo-aurora__blob,
  .demo-hero__pulse,
  .demo-card-form,
  .demo-card__spinner {
    animation: none !important;
  }
  .demo-card,
  .demo-card__cta-arrow,
  .demo-card__glow {
    transition: none;
  }
  .demo-card:hover { transform: none; }
  .demo-card-form { opacity: 1; }
  /* El spinner sin giro sigue siendo visible como anillo estático. */
  .demo-card-form[data-loading] .demo-card__spinner { display: block; }
}