/* Estilos Globales */

/* Colores principales */
:root {
  --azul-principal: #1a2545;
  --azul-secundario: #4a72c6;
  --blanco: #ffffff;
  --gris-claro: rgb(230, 249, 249);
  
  /* Typography Scale */
  --font-size-h1: clamp(2.5rem, 8vw, 5.5rem);
  --font-size-h2: clamp(2rem, 6vw, 4rem);
  --font-size-h3: clamp(1.5rem, 4vw, 2.2rem);
  --font-size-base: clamp(0.95rem, 1.1vw, 1.15rem);
  --font-size-sm: clamp(0.85rem, 0.95vw, 0.95rem);

  /* Spacing Scale */
  --spacing-xs: clamp(0.5rem, 1vw, 0.75rem);
  --spacing-sm: clamp(0.75rem, 1.5vw, 1rem);
  --spacing-md: clamp(1.25rem, 2.5vw, 2rem);
  --spacing-lg: clamp(2.5rem, 5vw, 4.5rem);
  --spacing-xl: clamp(4rem, 8vw, 8rem);

  --motion-duration-fast: 320ms;
  --motion-duration-base: 460ms;
  --motion-duration-slow: 580ms;
  --motion-ease-premium: cubic-bezier(0.22, 1, 0.36, 1);
}

* {
  box-sizing: border-box;
}

html, body {
  padding: 0;
  margin: 0;
  overflow-x: hidden;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 90px;
}

body {
  background: #f6f8fb;
  color: #1a2545;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

#app {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* Contenido principal */
.main-content {
  flex: 1;
}

.page-shell {
  min-height: 100%;
}

.page-transition-enter-active,
.page-transition-leave-active {
  transition:
    opacity var(--motion-duration-fast) ease-out,
    transform var(--motion-duration-fast) var(--motion-ease-premium),
    filter var(--motion-duration-fast) ease-out;
  will-change: opacity, transform;
}

.page-transition-enter-from,
.page-transition-leave-to {
  opacity: 0;
  transform: translateY(14px);
  filter: blur(4px);
}

.reveal-hidden {
  /* Solo animamos opacity (compositor-only). transform translateY hacía
     que Lighthouse reportara micro-CLS por desplazamiento percibido,
     aunque técnicamente transforms no shiftan layout. Mantener solo
     opacity simplifica el repaint y elimina la percepción de salto. */
  opacity: 0;
  transition: opacity var(--motion-duration-base) ease-out;
  transition-delay: var(--reveal-delay, 0ms);
  will-change: opacity;
}

.reveal-visible {
  opacity: 1;
}

button,
a,
input,
select,
textarea {
  transition:
    transform var(--motion-duration-fast) ease,
    box-shadow var(--motion-duration-fast) ease,
    background-color var(--motion-duration-fast) ease,
    border-color var(--motion-duration-fast) ease,
    color var(--motion-duration-fast) ease,
    opacity var(--motion-duration-fast) ease;
}

button:hover:not(:disabled),
[type="submit"]:hover:not(:disabled) {
  transform: translateY(-1px);
}

button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 3px solid rgba(74, 114, 198, 0.22);
  outline-offset: 2px;
}

input,
select,
textarea {
  transition:
    transform var(--motion-duration-fast) ease,
    box-shadow var(--motion-duration-fast) ease,
    border-color var(--motion-duration-fast) ease,
    background-color var(--motion-duration-fast) ease;
}

input:hover,
select:hover,
textarea:hover {
  border-color: rgba(74, 114, 198, 0.28);
}

input:focus,
select:focus,
textarea:focus {
  transform: translateY(-1px);
  box-shadow: 0 10px 24px rgba(23, 42, 93, 0.08);
}

.dashboard-card,
.property-card,
.search-history-item,
.message-card,
.favorite-card,
.preference-panel,
.history-card {
  transition:
    transform var(--motion-duration-fast) ease,
    box-shadow var(--motion-duration-fast) ease,
    filter var(--motion-duration-fast) ease,
    border-color var(--motion-duration-fast) ease;
}

.dashboard-card:hover,
.property-card:hover,
.search-history-item:hover,
.message-card:hover,
.favorite-card:hover,
.preference-panel:hover,
.history-card:hover {
  transform: translateY(-5px) scale(1.01);
  box-shadow: 0 18px 38px rgba(23, 42, 93, 0.14);
}

.content-fade-enter-active,
.content-fade-leave-active {
  transition:
    opacity var(--motion-duration-fast) ease-out,
    transform var(--motion-duration-fast) var(--motion-ease-premium);
}

.content-fade-enter-from,
.content-fade-leave-to {
  opacity: 0;
  transform: translateY(12px);
}

.stagger-list-move,
.stagger-list-enter-active,
.stagger-list-leave-active {
  transition:
    transform var(--motion-duration-base) var(--motion-ease-premium),
    opacity var(--motion-duration-fast) ease-out;
}

.stagger-list-enter-from,
.stagger-list-leave-to {
  opacity: 0;
  transform: translateY(18px) scale(0.985);
}

.stagger-list-leave-active {
  pointer-events: none;
}
/* ===== Scrollbar personalizada ===== */

::-webkit-scrollbar {
  width: 12px;
}

::-webkit-scrollbar-track {
  background: rgba(232, 232, 232, 0.116);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

::-webkit-scrollbar-thumb {
  background: var(--azul-principal);
  border-radius: 10px;
  border: 2px solid var(--gris-claro);
  transition: background 0.3s ease;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .reveal-hidden,
  .reveal-visible {
    opacity: 1 !important;
    transform: none !important;
  }
}