/*
 * AIOROS - Hoja de Estilos Principal
 * 
 * Este archivo centraliza el diseño base, las variables de tokens, y los estilos de 
 * componentes tipo glassmorphism y elementos interactivos para garantizar 
 * un mantenimiento escalable.
 */

/* ==========================================================================
   Variables Globales (Design Tokens)
   ========================================================================== */
:root {
  --canvas: #0A0C0E;
  --charcoal: #0E1114;
  --surface: #12161A;
  --surface-hover: #181E24;
  --ivory: #E8EAEE;
  --silver: #C8CDD6;
  --pewter: #8C92A0;
  --hairline: rgba(220, 225, 235, 0.06);
  --hairline-strong: rgba(220, 225, 235, 0.12);
  --glass-bg: rgba(14, 18, 22, 0.65);
  --shadow-glass:
    0 1px 0 rgba(0, 0, 0, 0.25),
    0 24px 80px -24px rgba(0, 0, 0, 0.8),
    inset 0 1px 0 rgba(232, 234, 238, 0.08);
  --radius-pill: 9999px;
  --radius-lg: 24px;
}

/* ==========================================================================
   Configuración Base
   ========================================================================== */
html {
  scroll-behavior: smooth;
}

/* Comportamiento de scroll snap habilitado únicamente para pantallas de escritorio */
@media (min-width: 1024px) {
  html {
    scroll-snap-type: y proximity;
  }
  section {
    scroll-snap-align: start;
  }
  footer {
    scroll-snap-align: end;
  }
}

body {
  background-color: var(--canvas);
  color: var(--ivory);
  font-size: 1rem;
  line-height: 1.6;
  letter-spacing: -0.01em;
}

/* ==========================================================================
   Efectos y Utilidades Visuales
   ========================================================================== */

/* Efecto de texto con acabado metálico */
.metal-text {
  background: linear-gradient(180deg, #FFFFFF 0%, #C8CDD6 55%, #7F8796 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* Resplandor neón cyan */
.glow-cyan {
  text-shadow: 0 0 20px rgba(255, 255, 255, 0.15);
}

/* Paneles de cristal esmerilado (Glassmorphism) */
.glass-pane {
  background: var(--glass-bg);
  backdrop-filter: blur(36px) saturate(130%);
  -webkit-backdrop-filter: blur(36px) saturate(130%);
  border: 1px solid var(--hairline-strong);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-glass);
  transition: all 150ms ease-out;
}

.glass-pane:hover {
  border-color: rgba(226, 232, 240, 0.15);
  box-shadow: 0 20px 50px -15px rgba(0, 0, 0, 0.9), inset 0 1px 0 rgba(255, 255, 255, 0.12);
}

/* ==========================================================================
   Componentes: Botones
   ========================================================================== */
.btn-base {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-size: 0.9375rem;
  letter-spacing: -0.01em;
  border-radius: var(--radius-pill);
  transition: all 150ms ease-out;
  cursor: pointer;
  white-space: nowrap;
  text-decoration: none;
}

.btn-primary {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.08) 0%, rgba(255, 255, 255, 0.02) 100%);
  color: #FFFFFF;
  border: 1px solid rgba(255, 255, 255, 0.2);
  padding: 12px 26px;
  font-weight: 600;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(12px);
}

.btn-primary:hover {
  background: linear-gradient(180deg, rgba(226, 232, 240, 0.15) 0%, rgba(148, 163, 184, 0.05) 100%);
  border-color: var(--cyanGlow);
  color: #FFFFFF;
  box-shadow: 0 0 25px rgba(226, 232, 240, 0.2);
}

.btn-primary:active {
  transform: translateY(1px);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.03);
  color: var(--ivory);
  border: 1px solid var(--hairline-strong);
  padding: 12px 26px;
  font-weight: 500;
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.3);
}

.btn-outline {
  background: transparent;
  color: var(--ivory);
  border: 1px solid var(--hairline-strong);
  padding: 11px 22px;
  font-weight: 500;
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.25);
}

.btn-ghost {
  background: transparent;
  color: rgba(232, 234, 238, 0.75);
  border: none;
  padding: 11px 18px;
  font-weight: 500;
}

.btn-ghost:hover {
  color: #FFFFFF;
  text-shadow: 0 0 10px rgba(255, 255, 255, 0.3);
}

/* ==========================================================================
   Tipografía y Decoraciones
   ========================================================================== */
.mono-label {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--pewter);
}

/* Puntos brillantes para indicadores */
.pewter-dot {
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 9999px;
  background: var(--cyanGlow);
  box-shadow: 0 0 8px var(--cyanGlow);
}

/* ==========================================================================
   Animaciones Keyframes
   ========================================================================== */

/* Animación de entrada suave hacia arriba */
@keyframes aioros-fade-up {
  from {
    opacity: 0;
    transform: translateY(18px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-fade-up {
  animation: aioros-fade-up 900ms cubic-bezier(0.16, 1, 0.3, 1) both;
}

/* ==========================================================================
   Interacciones Especiales
   ========================================================================== */

/* Clases para revelar elementos gradualmente al hacer scroll */
.reveal {
  opacity: 0;
  transform: translate3d(0, 30px, 0);
  transition: opacity 1200ms cubic-bezier(0.16, 1, 0.3, 1), transform 1200ms cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.visible {
  opacity: 1;
  transform: translate3d(0, 0, 0);
}

/* Slider Inmersivo */
.slide-bg {
  transition: opacity 1000ms cubic-bezier(0.16, 1, 0.3, 1), transform 1200ms cubic-bezier(0.16, 1, 0.3, 1);
}

@media (max-width: 1023px) {
  .bg-contained-mobile {
    background-size: contain !important;
    background-repeat: no-repeat !important;
    background-position: center 22% !important;
  }
}

.slide-content-block {
  transition: opacity 600ms ease, transform 700ms cubic-bezier(0.16, 1, 0.3, 1);
}

/* Estado activo del botón de cambio de idioma */
.lang-btn.active {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.25);
  color: var(--cyanGlow);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

/* Tarjetas de oferta (Cards) - Efecto de resaltado al pasar el cursor */
.offer-card {
  border: 1px solid rgba(220, 225, 235, 0.07);
  background: rgba(10, 12, 15, 0.7);
  transition: all 150ms ease-out;
}

.offer-card:hover {
  border-color: rgba(226, 232, 240, 0.15);
  background: rgba(14, 18, 22, 0.85);
  box-shadow: 0 30px 60px -20px rgba(0, 0, 0, 0.95);
}

/* Entradas de formulario personalizadas (estilo Cerebras) */
.cerebras-input {
  background-color: #0E1114 !important;
  border: 1px solid rgba(220, 225, 235, 0.12);
  border-radius: 8px;
  color: var(--ivory);
  transition: all 150ms ease-out;
}

.cerebras-input:focus {
  border-color: var(--cyanGlow);
  outline: none;
  box-shadow: 0 0 15px rgba(226, 232, 240, 0.1);
}

/* Tarjetas de selección con casillas (Checkboxes) */
.checkbox-card {
  border: 1px solid rgba(220, 225, 235, 0.08);
  background: rgba(14, 18, 22, 0.5);
  transition: all 150ms ease-out;
  cursor: pointer;
}

.checkbox-card:hover {
  background: rgba(255, 255, 255, 0.02);
  border-color: rgba(255, 255, 255, 0.2);
}

.checkbox-card.selected {
  border-color: var(--cyanGlow);
  background: rgba(0, 229, 255, 0.04);
  box-shadow: 0 0 15px rgba(0, 229, 255, 0.05);
}