/* ==========================================================================
   TOTAL BEAUTY SALON & ACADEMIA
   Estilo: Minimalista & Premium Luxury Dark
   Paleta: Fondo Negro Profundo (#070709) con Acentos Dorados (#D4AF37)
   Cero Emojis - Tipografía de Alta Gama, Intersticial y Móvil Ultra Optimizado
   ========================================================================== */

/* Variables de Color y Tipografía */
:root {
  --bg-dark: #070709;
  --bg-card: rgba(18, 18, 22, 0.75);
  --bg-card-hover: rgba(26, 26, 32, 0.95);
  --surface-alt: #101014;
  --surface-card: #0d0d12;

  /* Dorados de Lujo */
  --gold-primary: #d4af37;
  --gold-light: #f5e296;
  --gold-dark: #997a24;
  --gold-gradient: linear-gradient(135deg, #c5a059 0%, #f7e6a7 45%, #d4af37 75%, #8f691e 100%);
  --gold-gradient-soft: linear-gradient(135deg, rgba(212, 175, 55, 0.15) 0%, rgba(245, 226, 150, 0.05) 100%);
  --gold-border: rgba(212, 175, 55, 0.28);
  --gold-border-hover: rgba(212, 175, 55, 0.75);
  --gold-glow: rgba(212, 175, 55, 0.22);

  /* Textos */
  --text-primary: #f8f8f8;
  --text-muted: #a6a6b0;
  --text-dim: #70707c;

  /* Tipografías */
  --font-serif: 'Cinzel', 'Playfair Display', Georgia, serif;
  --font-sans: 'Montserrat', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* Transiciones */
  --transition-smooth: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Reset y Base */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  background-color: var(--bg-dark);
  -webkit-text-size-adjust: 100%;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
}

body {
  background-color: var(--bg-dark);
  color: var(--text-primary);
  font-family: var(--font-sans);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
  -webkit-font-smoothing: antialiased;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
}

/* Excepciones de Selección para Campos Editables y Formularios */
input,
textarea,
select,
[contenteditable="true"] {
  -webkit-user-select: text !important;
  -moz-user-select: text !important;
  -ms-user-select: text !important;
  user-select: text !important;
}

/* Fondos Ambientales */
.ambient-glow {
  position: fixed;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: min(900px, 100vw);
  height: 420px;
  background: radial-gradient(ellipse at top, rgba(212, 175, 55, 0.08) 0%, rgba(7, 7, 9, 0) 70%);
  pointer-events: none;
  z-index: 0;
}

.ambient-grid {
  position: fixed;
  inset: 0;
  background-image: radial-gradient(rgba(212, 175, 55, 0.04) 1px, transparent 1px);
  background-size: 36px 36px;
  pointer-events: none;
  z-index: 0;
}

/* ==========================================================================
   ANUNCIO INTERSTICIAL (PANTALLA EMERGENTE AL ENTRAR CON CIERRE TRAS 5S)
   ========================================================================== */
.interstitial-overlay {
  position: fixed;
  inset: 0;
  background: rgba(5, 5, 8, 0.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  z-index: 99999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s ease;
}

.interstitial-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.interstitial-card {
  background: #0d0d14;
  border: 1px solid var(--gold-border);
  border-radius: 16px;
  max-width: 460px;
  width: 100%;
  max-height: 92vh;
  overflow-y: auto;
  padding: 1.6rem 1.6rem 1.75rem;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.95), 0 0 40px rgba(212, 175, 55, 0.2);
  transform: translateY(20px) scale(0.97);
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
  display: flex;
  flex-direction: column;
}

.interstitial-overlay.active .interstitial-card {
  transform: translateY(0) scale(1);
}

/* Barra Superior del Intersticial: Temporizador y Botón Cerrar tras 5s */
.interstitial-timer-wrap {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.85rem;
  min-height: 32px;
}

.interstitial-tag {
  font-size: 0.65rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--gold-light);
  font-weight: 500;
}

.interstitial-countdown {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.25rem 0.75rem;
  background: rgba(212, 175, 55, 0.08);
  border: 1px solid rgba(212, 175, 55, 0.25);
  border-radius: 999px;
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  color: var(--gold-light);
  text-transform: uppercase;
  font-weight: 500;
}

.interstitial-close-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.32rem 0.85rem;
  background: rgba(24, 24, 32, 0.95);
  border: 1px solid var(--gold-primary);
  border-radius: 999px;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: #ffffff;
  text-transform: uppercase;
  cursor: pointer;
  transition: var(--transition-smooth);
  box-shadow: 0 0 12px rgba(212, 175, 55, 0.25);
}

.interstitial-close-btn:hover {
  background: var(--gold-primary);
  color: #070709;
  transform: scale(1.04);
}

.interstitial-close-btn svg {
  width: 13px;
  height: 13px;
}

.interstitial-title {
  font-family: var(--font-serif);
  font-size: 1.45rem;
  color: #ffffff;
  margin-bottom: 0.75rem;
  line-height: 1.25;
  letter-spacing: 0.03em;
}

/* Imagen del Intersticial */
.interstitial-image-wrap {
  width: 100%;
  height: 180px;
  border-radius: 10px;
  overflow: hidden;
  position: relative;
  margin-bottom: 1rem;
  background: #14141c;
  border: 1px solid rgba(212, 175, 55, 0.18);
}

.interstitial-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  filter: brightness(0.92) contrast(1.05);
}

.interstitial-img-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 60%, rgba(13, 13, 20, 0.7) 100%);
  pointer-events: none;
}

.interstitial-text {
  font-size: 0.84rem;
  color: var(--text-muted);
  line-height: 1.55;
  margin-bottom: 1.25rem;
  font-weight: 300;
}

.interstitial-action-btn {
  width: 100%;
  padding: 0.85rem 1.25rem;
}

/* ==========================================================================
   ANUNCIO DE VIDEO INTERSTICIAL EXCLUSIVO DE ACADEMIA (PRESENTACIÓN.MP4)
   ========================================================================== */
.academy-video-overlay {
  position: fixed;
  inset: 0;
  background: rgba(4, 4, 7, 0.95);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  z-index: 999999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.25rem;
  opacity: 0;
  transition: opacity 0.35s ease;
  pointer-events: none;
}

.academy-video-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.academy-video-card {
  position: relative;
  width: 100%;
  max-width: 840px;
  background: linear-gradient(180deg, #111116 0%, #07070a 100%);
  border: 1px solid var(--gold-border);
  border-radius: 16px;
  box-shadow: 0 25px 70px rgba(0, 0, 0, 0.95), 0 0 35px rgba(212, 175, 55, 0.22);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  animation: zoomIn 0.35s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.video-top-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.85rem 1.25rem;
  border-bottom: 1px solid rgba(212, 175, 55, 0.15);
  background: rgba(13, 13, 18, 0.95);
  z-index: 10;
}

.video-brand-tag {
  font-family: var(--font-sans);
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--gold-primary);
}

.video-timer-actions {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.video-countdown-badge {
  font-size: 0.74rem;
  letter-spacing: 0.05em;
  color: var(--gold-light);
  background: rgba(212, 175, 55, 0.12);
  border: 1px solid rgba(212, 175, 55, 0.35);
  padding: 0.35rem 0.85rem;
  border-radius: 20px;
  font-weight: 500;
}

.video-close-btn {
  background: rgba(212, 175, 55, 0.15);
  border: 1px solid var(--gold-primary);
  color: #ffffff;
  padding: 0.35rem 0.95rem;
  border-radius: 20px;
  font-family: var(--font-sans);
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  transition: all 0.25s ease;
  box-shadow: 0 0 12px rgba(212, 175, 55, 0.25);
}

.video-close-btn:hover {
  background: var(--gold-primary);
  color: #070709;
  transform: scale(1.04);
}

.video-close-btn svg {
  width: 13px;
  height: 13px;
}

.video-player-frame {
  position: relative;
  width: 100%;
  background: #000000;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.academy-presentation-video {
  width: 100%;
  max-height: 72vh;
  height: auto;
  display: block;
  object-fit: contain;
  background: #000000;
  outline: none;
}

@media (max-width: 768px) {
  .academy-video-overlay {
    padding: 0.75rem;
  }
  .academy-video-card {
    max-width: 96vw;
    border-radius: 12px;
  }
  .academy-presentation-video {
    max-height: 65vh;
  }
}

@keyframes zoomIn {
  from {
    opacity: 0;
    transform: scale(0.95);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

/* ==========================================================================
   ESTRUCTURA PRINCIPAL Y ENCABEZADOS
   ========================================================================== */
.site-wrapper {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 1050px;
  margin: 0 auto;
  padding: 2.25rem 1.25rem 2rem;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* Header de la Página Principal: Logo Elegante y Centrado */
.brand-header {
  text-align: center;
  margin-bottom: 2.25rem;
  padding-bottom: 1.5rem;
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.brand-header::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold-primary), transparent);
}

.brand-logo-container {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  text-decoration: none;
  color: inherit;
  transition: var(--transition-smooth);
}

.brand-logo-img {
  max-height: 205px;
  width: auto;
  object-fit: contain;
  filter: drop-shadow(0 2px 12px rgba(212, 175, 55, 0.28));
  transition: var(--transition-smooth);
}

.brand-logo-container:hover .brand-logo-img {
  transform: scale(1.03);
  filter: drop-shadow(0 4px 18px rgba(212, 175, 55, 0.45));
}

.brand-title {
  font-family: var(--font-serif);
  font-size: 1.85rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: #ffffff;
  margin-top: 0.65rem;
  font-weight: 500;
  line-height: 1.1;
}

.brand-title span {
  background: var(--gold-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.brand-tagline {
  font-size: 0.74rem;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--gold-light);
  margin-top: 0.35rem;
  font-weight: 400;
  opacity: 0.88;
}

/* Botón Soy Alumna en Barra de Academia */
.btn-student-access {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.42rem 0.95rem;
  background: rgba(18, 18, 22, 0.85);
  border: 1px solid var(--gold-border);
  border-radius: 999px;
  color: #ffffff;
  font-family: var(--font-sans);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition-smooth);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  flex-shrink: 0;
}

.btn-student-access:hover {
  background: rgba(28, 28, 36, 0.95);
  border-color: var(--gold-border-hover);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.7), 0 0 16px var(--gold-glow);
  transform: translateY(-2px);
}

.student-icon {
  width: 14px;
  height: 14px;
  color: var(--gold-primary);
  flex-shrink: 0;
}

.student-label {
  color: #e6e6ee;
  font-weight: 500;
}

.student-divider {
  color: rgba(212, 175, 55, 0.5);
  font-size: 0.7rem;
}

.student-cta {
  color: var(--gold-light);
  font-weight: 600;
}

/* Sección de Bienvenida */
.welcome-section {
  text-align: center;
  max-width: 650px;
  margin: 0 auto 2.5rem;
  padding: 0 1rem;
}

.welcome-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.3rem 0.95rem;
  border-radius: 999px;
  border: 1px solid var(--gold-border);
  background: rgba(212, 175, 55, 0.05);
  font-size: 0.68rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--gold-light);
  margin-bottom: 0.85rem;
}

.welcome-badge .gold-dot {
  width: 5px;
  height: 5px;
  background-color: var(--gold-primary);
  border-radius: 50%;
  box-shadow: 0 0 6px var(--gold-primary);
}

.welcome-description {
  font-size: 0.93rem;
  color: var(--text-muted);
  line-height: 1.6;
  font-weight: 300;
  letter-spacing: 0.01em;
}

/* ==========================================================================
   MENÚ PRINCIPAL - TARJETAS COMPACTAS Y RESPONSIVAS
   ========================================================================== */
.menu-container {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.75rem;
  max-width: 760px;
  margin: 0 auto 3rem;
  width: 100%;
}

.option-card {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--gold-border);
  border-radius: 12px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: var(--transition-smooth);
  box-shadow: 0 8px 25px -10px rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  text-decoration: none;
  color: inherit;
  cursor: pointer;
}

.option-card:hover {
  transform: translateY(-5px);
  border-color: var(--gold-border-hover);
  background: var(--bg-card-hover);
  box-shadow: 0 16px 36px -8px rgba(0, 0, 0, 0.85), 0 0 22px var(--gold-glow);
}

.option-image-wrap {
  position: relative;
  width: 100%;
  height: 165px;
  overflow: hidden;
  background-color: #121216;
}

.option-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transition: transform 0.7s cubic-bezier(0.16, 1, 0.3, 1), filter 0.7s ease;
  filter: brightness(0.9) contrast(1.05);
}

.option-card:hover .option-image {
  transform: scale(1.05);
  filter: brightness(1) contrast(1.08);
}

.image-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(7, 7, 9, 0.1) 0%,
    rgba(7, 7, 9, 0.45) 60%,
    #070709 100%
  );
  pointer-events: none;
}

.option-category-badge {
  position: absolute;
  top: 0.85rem;
  left: 0.85rem;
  background: rgba(7, 7, 9, 0.85);
  border: 1px solid var(--gold-border);
  backdrop-filter: blur(6px);
  padding: 0.25rem 0.65rem;
  border-radius: 4px;
  font-size: 0.62rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold-light);
  font-weight: 500;
  z-index: 2;
}

.option-content {
  padding: 1.35rem 1.4rem 1.4rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
  position: relative;
  z-index: 2;
}

.option-subtitle {
  font-size: 0.66rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold-light);
  margin-bottom: 0.25rem;
  font-weight: 400;
}

.option-title {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  color: #ffffff;
  margin-bottom: 0.55rem;
  letter-spacing: 0.04em;
  font-weight: 500;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.option-description {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.55;
  margin-bottom: 1.1rem;
  font-weight: 300;
}

.option-highlights {
  list-style: none;
  margin-bottom: 1.25rem;
  padding-top: 0.85rem;
  border-top: 1px solid rgba(212, 175, 55, 0.12);
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.highlight-item {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.78rem;
  color: #d1d1d8;
  letter-spacing: 0.02em;
}

.highlight-bullet {
  width: 10px;
  height: 1px;
  background: var(--gold-primary);
  flex-shrink: 0;
  display: inline-block;
  opacity: 0.75;
}

/* Botones de Acción */
.btn-action {
  margin-top: auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  width: 100%;
  padding: 0.8rem 1.25rem;
  border-radius: 6px;
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.btn-salon {
  background: linear-gradient(135deg, #c5a059 0%, #ecd48d 50%, #b38838 100%);
  color: #070709;
  border: 1px solid #d4af37;
  box-shadow: 0 3px 12px rgba(212, 175, 55, 0.2);
  font-weight: 600;
}

.btn-salon:hover {
  background: linear-gradient(135deg, #ecd48d 0%, #ffffff 50%, #d4af37 100%);
  color: #000000;
  box-shadow: 0 5px 18px rgba(212, 175, 55, 0.45);
  transform: translateY(-2px);
}

.btn-academia {
  background: transparent;
  color: var(--gold-light);
  border: 1px solid var(--gold-border-hover);
}

.btn-academia:hover {
  background: rgba(212, 175, 55, 0.12);
  color: #ffffff;
  border-color: var(--gold-light);
  box-shadow: 0 5px 18px rgba(212, 175, 55, 0.3);
  transform: translateY(-2px);
}

.btn-icon-arrow {
  width: 14px;
  height: 14px;
  transition: transform 0.3s ease;
}

.option-card:hover .btn-icon-arrow,
.interstitial-card:hover .btn-icon-arrow {
  transform: translateX(4px);
}

/* Separador Elegante */
.luxury-divider {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  margin: 0.5rem 0 2.5rem;
  opacity: 0.5;
}

.luxury-divider-line {
  flex: 1;
  max-width: 100px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold-border), transparent);
}

.luxury-divider-diamond {
  width: 5px;
  height: 5px;
  background: var(--gold-primary);
  transform: rotate(45deg);
}

/* ==========================================================================
   PÁGINA ESPECIAL: ACADEMIA (academia.html)
   ========================================================================== */
.academia-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 0 1.75rem;
  border-bottom: 1px solid rgba(212, 175, 55, 0.15);
  margin-bottom: 2.25rem;
  gap: 1rem;
}

.nav-right-group {
  display: flex;
  align-items: center;
  gap: 1.1rem;
}

.btn-back {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.42rem 0.85rem;
  border-radius: 4px;
  border: 1px solid var(--gold-border);
  color: var(--gold-light);
  text-decoration: none;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  transition: var(--transition-smooth);
}

.btn-back:hover {
  background: rgba(212, 175, 55, 0.1);
  color: #ffffff;
  border-color: var(--gold-primary);
  transform: translateX(-3px);
}

.btn-back svg {
  width: 14px;
  height: 14px;
}

.academia-hero {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 2.75rem;
  padding: 0 0.5rem;
}

.academia-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.32rem 0.95rem;
  border-radius: 999px;
  border: 1px solid var(--gold-border);
  background: rgba(212, 175, 55, 0.05);
  font-size: 0.68rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--gold-light);
  margin-bottom: 0.85rem;
}

.academia-hero-title {
  font-family: var(--font-serif);
  font-size: 2.25rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  color: #ffffff;
  margin-bottom: 0.75rem;
  line-height: 1.15;
}

.academia-hero-title span {
  background: var(--gold-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.academia-hero-subtitle {
  font-size: 0.92rem;
  color: var(--text-muted);
  line-height: 1.6;
  font-weight: 300;
  margin-bottom: 1.5rem;
}

/* Métricas Clave de la Academia */
.academia-metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.85rem;
  max-width: 860px;
  margin: 0 auto 3rem;
  width: 100%;
}

.metric-card {
  background: rgba(18, 18, 22, 0.6);
  border: 1px solid rgba(212, 175, 55, 0.2);
  border-radius: 8px;
  padding: 1rem 0.65rem;
  text-align: center;
  transition: var(--transition-smooth);
}

.metric-card:hover {
  border-color: var(--gold-border-hover);
  background: rgba(24, 24, 30, 0.85);
  transform: translateY(-3px);
}

.metric-value {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  color: var(--gold-light);
  margin-bottom: 0.2rem;
  font-weight: 600;
  letter-spacing: 0.05em;
}

.metric-label {
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
}

/* Sección de Cursos y Filtros */
.section-header {
  text-align: center;
  margin-bottom: 1.75rem;
}

.section-tag {
  font-size: 0.68rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold-light);
  margin-bottom: 0.35rem;
  display: block;
}

.section-title {
  font-family: var(--font-serif);
  font-size: 1.75rem;
  letter-spacing: 0.05em;
  color: #ffffff;
}

.category-filter-bar {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 2.5rem;
}

.filter-btn {
  background: transparent;
  border: 1px solid rgba(212, 175, 55, 0.25);
  color: var(--text-muted);
  padding: 0.45rem 1rem;
  border-radius: 999px;
  font-family: var(--font-sans);
  font-size: 0.74rem;
  letter-spacing: 0.08em;
  cursor: pointer;
  transition: var(--transition-smooth);
  white-space: nowrap;
}

.filter-btn:hover,
.filter-btn.active {
  background: rgba(212, 175, 55, 0.15);
  border-color: var(--gold-primary);
  color: var(--gold-light);
}

/* Cuadrícula de Cursos */
.courses-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(310px, 1fr));
  gap: 1.5rem;
  margin-bottom: 3.5rem;
  width: 100%;
}

.course-card {
  background: var(--bg-card);
  border: 1px solid var(--gold-border);
  border-radius: 12px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: var(--transition-smooth);
}

.course-card:hover {
  transform: translateY(-5px);
  border-color: var(--gold-border-hover);
  background: var(--bg-card-hover);
  box-shadow: 0 16px 36px -8px rgba(0, 0, 0, 0.85), 0 0 20px var(--gold-glow);
}

.course-card-header {
  padding: 1.15rem 1.25rem 0.65rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(212, 175, 55, 0.08);
}

.course-mode-badge {
  background: rgba(212, 175, 55, 0.12);
  border: 1px solid rgba(212, 175, 55, 0.3);
  padding: 0.22rem 0.6rem;
  border-radius: 4px;
  font-size: 0.64rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold-light);
  font-weight: 500;
}

.course-duration {
  font-size: 0.72rem;
  color: var(--text-dim);
  letter-spacing: 0.05em;
}

.course-card-body {
  padding: 1.15rem 1.25rem 1.35rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.course-category-tag {
  font-size: 0.65rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold-light);
  margin-bottom: 0.3rem;
}

.course-title {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  color: #ffffff;
  margin-bottom: 0.6rem;
  letter-spacing: 0.02em;
  font-weight: 500;
}

.course-desc {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.55;
  margin-bottom: 1.15rem;
  font-weight: 300;
}

.course-topics-list {
  list-style: none;
  margin-bottom: 1.35rem;
  padding-top: 0.75rem;
  border-top: 1px solid rgba(212, 175, 55, 0.1);
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.course-topic-item {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  font-size: 0.76rem;
  color: #c4c4cc;
}

.course-topic-item span.dot {
  width: 4px;
  height: 4px;
  background-color: var(--gold-primary);
  border-radius: 50%;
  flex-shrink: 0;
}

.btn-inquire {
  margin-top: auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  width: 100%;
  padding: 0.75rem 1rem;
  border-radius: 6px;
  border: 1px solid var(--gold-border-hover);
  background: transparent;
  color: var(--gold-light);
  font-size: 0.74rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  text-decoration: none;
  transition: var(--transition-smooth);
  cursor: pointer;
}

.btn-inquire:hover {
  background: linear-gradient(135deg, #c5a059 0%, #ecd48d 50%, #b38838 100%);
  color: #000000;
  border-color: #d4af37;
  font-weight: 600;
  box-shadow: 0 4px 16px rgba(212, 175, 55, 0.35);
}

/* Metodología */
.methodology-section {
  background: rgba(13, 13, 18, 0.6);
  border: 1px solid var(--gold-border);
  border-radius: 12px;
  padding: 2.25rem 1.75rem;
  margin-bottom: 3.5rem;
}

.methodology-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
  margin-top: 1.5rem;
}

.methodology-item {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.methodology-number {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  color: var(--gold-primary);
  font-weight: 600;
}

.methodology-title {
  font-size: 0.92rem;
  color: #ffffff;
  font-weight: 500;
  letter-spacing: 0.03em;
}

.methodology-desc {
  font-size: 0.81rem;
  color: var(--text-muted);
  line-height: 1.55;
  font-weight: 300;
}

/* Banner de Inscripciones */
.enrollment-banner {
  text-align: center;
  background: linear-gradient(180deg, rgba(20, 20, 26, 0.8) 0%, rgba(13, 13, 18, 0.95) 100%);
  border: 1px solid var(--gold-border);
  border-radius: 12px;
  padding: 2.5rem 1.25rem;
  margin-bottom: 3rem;
  position: relative;
  overflow: hidden;
}

.enrollment-banner::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 200px;
  height: 2px;
  background: var(--gold-gradient);
}

.enrollment-title {
  font-family: var(--font-serif);
  font-size: 1.65rem;
  color: #ffffff;
  margin-bottom: 0.65rem;
  letter-spacing: 0.04em;
}

.enrollment-desc {
  font-size: 0.86rem;
  color: var(--text-muted);
  max-width: 580px;
  margin: 0 auto 1.5rem;
  line-height: 1.6;
  font-weight: 300;
}

.btn-whatsapp-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  padding: 0.85rem 1.75rem;
  border-radius: 6px;
  background: linear-gradient(135deg, #c5a059 0%, #ecd48d 50%, #b38838 100%);
  color: #070709;
  border: 1px solid #d4af37;
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  text-decoration: none;
  box-shadow: 0 4px 18px rgba(212, 175, 55, 0.3);
  transition: var(--transition-smooth);
}

.btn-whatsapp-cta:hover {
  transform: translateY(-2px);
  background: linear-gradient(135deg, #ecd48d 0%, #ffffff 50%, #d4af37 100%);
  box-shadow: 0 6px 26px rgba(212, 175, 55, 0.55);
}

.btn-whatsapp-cta svg {
  width: 16px;
  height: 16px;
}

/* ==========================================================================
   MODALES, FORMULARIOS Y PANEL ADMIN
   ========================================================================== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(5, 5, 7, 0.88);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s ease;
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.modal-box {
  background: #0d0d12;
  border: 1px solid var(--gold-border);
  border-radius: 14px;
  max-width: 480px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  padding: 2rem 1.75rem;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.95), 0 0 35px rgba(212, 175, 55, 0.15);
  transform: translateY(20px) scale(0.98);
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
}

.modal-overlay.active .modal-box {
  transform: translateY(0) scale(1);
}

.modal-close-btn {
  position: absolute;
  top: 1.15rem;
  right: 1.15rem;
  background: transparent;
  border: 1px solid rgba(212, 175, 55, 0.2);
  border-radius: 50%;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--text-muted);
  transition: var(--transition-smooth);
}

.modal-close-btn:hover {
  color: #ffffff;
  border-color: var(--gold-primary);
  background: rgba(212, 175, 55, 0.1);
}

.modal-tag {
  font-size: 0.68rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--gold-light);
  margin-bottom: 0.35rem;
}

.modal-title {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  color: #ffffff;
  margin-bottom: 0.6rem;
  letter-spacing: 0.04em;
}

.modal-description {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.55;
  margin-bottom: 1.4rem;
  font-weight: 300;
}

.modal-links-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.modal-link-btn {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.85rem 1.15rem;
  background: #14141a;
  border: 1px solid rgba(212, 175, 55, 0.2);
  border-radius: 6px;
  color: #f0f0f5;
  text-decoration: none;
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  transition: var(--transition-smooth);
  cursor: pointer;
}

.modal-link-btn:hover {
  background: rgba(212, 175, 55, 0.08);
  border-color: var(--gold-primary);
  color: var(--gold-light);
  transform: translateX(3px);
}

.student-portal-view {
  display: none;
}

.student-portal-view.active {
  display: block;
  animation: fadeIn 0.4s ease forwards;
}

/* Campos de Formulario */
.student-form-group {
  margin-bottom: 1.15rem;
  text-align: left;
}

.student-form-label {
  display: block;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold-light);
  margin-bottom: 0.35rem;
}

.student-form-input,
.student-form-textarea {
  width: 100%;
  padding: 0.75rem 0.95rem;
  background: #121218;
  border: 1px solid rgba(212, 175, 55, 0.25);
  border-radius: 6px;
  color: #f8f8f8;
  font-family: var(--font-sans);
  font-size: 16px;
  transition: var(--transition-smooth);
  outline: none;
}

.student-form-textarea {
  resize: vertical;
  min-height: 80px;
}

.student-form-input:focus,
.student-form-textarea:focus {
  border-color: var(--gold-primary);
  box-shadow: 0 0 12px rgba(212, 175, 55, 0.25);
  background: #171720;
}

/* Switch Toggle para Anuncios */
.admin-toggle-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 0;
  margin-bottom: 1.25rem;
  border-bottom: 1px solid rgba(212, 175, 55, 0.12);
}

.toggle-switch-label {
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #ffffff;
  cursor: pointer;
}

.switch-control {
  position: relative;
  display: inline-block;
  width: 46px;
  height: 24px;
}

.switch-control input {
  opacity: 0;
  width: 0;
  height: 0;
}

.switch-slider {
  position: absolute;
  cursor: pointer;
  inset: 0;
  background-color: #23232b;
  border: 1px solid rgba(212, 175, 55, 0.3);
  transition: 0.3s;
  border-radius: 24px;
}

.switch-slider::before {
  position: absolute;
  content: "";
  height: 16px;
  width: 16px;
  left: 3px;
  bottom: 3px;
  background-color: var(--gold-light);
  transition: 0.3s;
  border-radius: 50%;
}

.switch-control input:checked + .switch-slider {
  background-color: rgba(212, 175, 55, 0.35);
  border-color: var(--gold-primary);
}

.switch-control input:checked + .switch-slider::before {
  transform: translateX(22px);
  background-color: #ffffff;
}

.btn-student-submit {
  width: 100%;
  padding: 0.85rem;
  border-radius: 6px;
  background: linear-gradient(135deg, #c5a059 0%, #ecd48d 50%, #b38838 100%);
  color: #070709;
  border: 1px solid #d4af37;
  font-family: var(--font-sans);
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  cursor: pointer;
  transition: var(--transition-smooth);
  box-shadow: 0 4px 15px rgba(212, 175, 55, 0.25);
  margin-top: 0.5rem;
}

.btn-student-submit:hover {
  background: linear-gradient(135deg, #ecd48d 0%, #ffffff 50%, #d4af37 100%);
  box-shadow: 0 6px 20px rgba(212, 175, 55, 0.45);
  transform: translateY(-2px);
}

.btn-student-secondary {
  width: 100%;
  padding: 0.75rem;
  border-radius: 6px;
  background: transparent;
  color: var(--text-muted);
  border: 1px solid rgba(212, 175, 55, 0.25);
  font-family: var(--font-sans);
  font-size: 0.72rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  cursor: pointer;
  transition: var(--transition-smooth);
  margin-top: 0.75rem;
}

.btn-student-secondary:hover {
  border-color: var(--gold-primary);
  color: var(--gold-light);
  background: rgba(212, 175, 55, 0.08);
}

.modal-alert-box {
  background: rgba(212, 175, 55, 0.08);
  border: 1px solid rgba(212, 175, 55, 0.3);
  border-radius: 6px;
  padding: 0.75rem 1rem;
  margin-bottom: 1.25rem;
  font-size: 0.78rem;
  color: #ececf2;
  line-height: 1.5;
}

.modal-alert-box.alert-warning {
  border-color: rgba(212, 175, 55, 0.6);
  background: rgba(212, 175, 55, 0.12);
  color: #fff6db;
}

.student-profile-card {
  background: #14141c;
  border: 1px solid var(--gold-border);
  border-radius: 8px;
  padding: 1.15rem;
  margin-bottom: 1.25rem;
  text-align: left;
}

.student-profile-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.45rem 0;
  border-bottom: 1px solid rgba(212, 175, 55, 0.08);
  font-size: 0.8rem;
}

.student-profile-row:last-child {
  border-bottom: none;
}

.profile-label {
  color: var(--text-muted);
  letter-spacing: 0.05em;
}

.profile-value {
  color: var(--gold-light);
  font-weight: 500;
}

.student-help-link {
  display: block;
  margin-top: 1.25rem;
  font-size: 0.76rem;
  color: var(--text-muted);
  text-decoration: none;
  letter-spacing: 0.04em;
  transition: var(--transition-smooth);
  text-align: center;
  line-height: 1.6;
}

.student-help-link span {
  color: var(--gold-light);
  text-decoration: underline;
}

.student-help-link:hover {
  color: #ffffff;
}

/* Footer y Enlace de Administración */
.brand-footer {
  margin-top: auto;
  padding-top: 2rem;
  border-top: 1px solid rgba(212, 175, 55, 0.12);
  text-align: center;
  position: relative;
}

.footer-social-links {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.25rem;
  margin-bottom: 1.1rem;
}

.social-link {
  color: var(--text-muted);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.74rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  transition: var(--transition-smooth);
  padding: 0.35rem 0.65rem;
  border-radius: 4px;
}

.social-link svg {
  width: 14px;
  height: 14px;
}

.social-link:hover {
  color: var(--gold-light);
  background: rgba(212, 175, 55, 0.06);
}

.footer-copyright {
  font-size: 0.74rem;
  color: var(--text-dim);
  letter-spacing: 0.08em;
  margin-bottom: 0.4rem;
}

.admin-footer-link {
  display: inline-block;
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #555562;
  text-decoration: none;
  transition: var(--transition-smooth);
  cursor: pointer;
  padding: 0.2rem 0.4rem;
}

.admin-footer-link:hover {
  color: var(--gold-primary);
}

/* Animaciones */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(14px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-fade-in {
  animation: fadeIn 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.delay-1 {
  animation-delay: 0.12s;
}

.delay-2 {
  animation-delay: 0.24s;
}

.delay-3 {
  animation-delay: 0.36s;
}

/* ==========================================================================
   OPTIMIZACIÓN RESPONSIVA Y MÓVIL
   ========================================================================== */
@media (max-width: 820px) {
  .menu-container {
    grid-template-columns: 1fr;
    max-width: 440px;
    gap: 1.5rem;
  }

  .academia-metrics-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
  }

  .methodology-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
}

@media (max-width: 640px) {
  .site-wrapper {
    padding: 1.5rem 0.95rem 1.75rem;
  }

  .interstitial-card {
    padding: 1.25rem 1.15rem 1.35rem;
    max-height: 94vh;
  }

  .interstitial-title {
    font-size: 1.25rem;
  }

  .interstitial-image-wrap {
    height: 155px;
  }

  .brand-header {
    margin-bottom: 1.75rem;
    padding-bottom: 1.25rem;
  }

  .brand-logo-img {
    max-height: 65px;
  }

  .brand-title {
    font-size: 1.55rem;
    letter-spacing: 0.2em;
  }

  .brand-tagline {
    font-size: 0.68rem;
    letter-spacing: 0.28em;
  }

  .welcome-section {
    margin-bottom: 2rem;
    padding: 0 0.25rem;
  }

  .welcome-description {
    font-size: 0.88rem;
  }

  .option-image-wrap {
    height: 155px;
  }

  .option-content {
    padding: 1.15rem 1.25rem 1.25rem;
  }

  .option-title {
    font-size: 1.25rem;
  }

  .option-description {
    font-size: 0.8rem;
    margin-bottom: 0.95rem;
  }

  .option-highlights {
    gap: 0.4rem;
    margin-bottom: 1.15rem;
  }

  .highlight-item {
    font-size: 0.76rem;
  }

  .btn-action {
    padding: 0.82rem 1rem;
    font-size: 0.74rem;
  }

  /* Academia Navbar en Teléfonos */
  .academia-nav {
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: 0.75rem;
    padding-bottom: 1.25rem;
    margin-bottom: 1.75rem;
  }

  .btn-back {
    font-size: 0.68rem;
    padding: 0.35rem 0.65rem;
  }

  .btn-student-access {
    font-size: 0.68rem;
    padding: 0.35rem 0.75rem;
  }

  .academia-hero-title {
    font-size: 1.85rem;
  }

  .academia-hero-subtitle {
    font-size: 0.86rem;
  }

  /* Barra de Filtros con Desplazamiento Horizontal Táctil en Móviles */
  .category-filter-bar {
    justify-content: flex-start;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    padding-bottom: 0.65rem;
    margin-bottom: 2rem;
    gap: 0.4rem;
    scrollbar-width: none;
  }

  .category-filter-bar::-webkit-scrollbar {
    display: none;
  }

  .filter-btn {
    font-size: 0.7rem;
    padding: 0.4rem 0.85rem;
  }

  .courses-grid {
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }

  .course-card-header {
    padding: 1rem 1.15rem 0.55rem;
  }

  .course-card-body {
    padding: 1rem 1.15rem 1.25rem;
  }

  .course-title {
    font-size: 1.15rem;
  }

  .methodology-section {
    padding: 1.75rem 1.15rem;
  }

  .enrollment-banner {
    padding: 2rem 1rem;
  }

  .enrollment-title {
    font-size: 1.45rem;
  }

  .btn-whatsapp-cta {
    width: 100%;
    padding: 0.82rem 1.25rem;
    font-size: 0.74rem;
  }

  .modal-box {
    padding: 1.75rem 1.25rem;
  }
}

@media (max-width: 380px) {
  .brand-title {
    font-size: 1.4rem;
  }

  .brand-tagline {
    font-size: 0.62rem;
  }

  .academia-metrics-grid {
    grid-template-columns: 1fr;
  }

  .btn-back span {
    display: inline;
  }
}


/* ==========================================================================
   PORTAL DE ADMINISTRACIÓN DEDICADO (ADMIN.HTML)
   ========================================================================== */
.admin-body {
  background-color: var(--bg-dark);
  color: var(--text-light);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.admin-wrapper {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  position: relative;
  z-index: 1;
}

/* Encabezado Superior de Administracion */
.admin-header {
  background: rgba(13, 13, 18, 0.95);
  border-bottom: 1px solid rgba(212, 175, 55, 0.22);
  backdrop-filter: blur(14px);
  position: sticky;
  top: 0;
  z-index: 100;
}

.admin-header-content {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0.9rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
}

.admin-brand-link {
  display: flex;
  align-items: center;
  text-decoration: none;
  transition: transform var(--transition-smooth);
}

.admin-brand-link:hover {
  transform: scale(1.02);
}

.admin-brand-logo {
  height: 48px;
  width: auto;
  object-fit: contain;
  filter: drop-shadow(0 2px 8px rgba(212, 175, 55, 0.25));
}

.admin-header-titles {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.admin-badge-role {
  font-size: 0.62rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--gold-light);
  font-weight: 500;
}

.admin-main-title {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-weight: 400;
  color: #ffffff;
  letter-spacing: 0.04em;
  margin: 0;
}

.admin-connection-wrap {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.admin-status-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.35rem 0.85rem;
  border-radius: 999px;
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 500;
  transition: var(--transition-smooth);
}

.admin-status-pill.online {
  background: rgba(34, 197, 94, 0.1);
  border: 1px solid rgba(34, 197, 94, 0.35);
  color: #4ade80;
}

.admin-status-pill.offline {
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.35);
  color: #f87171;
}

.status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: currentColor;
  box-shadow: 0 0 8px currentColor;
  animation: pulseDot 2s infinite ease-in-out;
}

@keyframes pulseDot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.85); }
}

.btn-admin-logout {
  background: rgba(212, 175, 55, 0.08);
  border: 1px solid rgba(212, 175, 55, 0.3);
  color: var(--gold-light);
  padding: 0.4rem 0.85rem;
  border-radius: 6px;
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.btn-admin-logout:hover {
  background: rgba(239, 68, 68, 0.15);
  border-color: rgba(239, 68, 68, 0.45);
  color: #fca5a5;
}

/* Vista 1: Barrera de Acceso PIN */
.admin-auth-container {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 3rem 1.25rem;
}

.admin-auth-card {
  width: 100%;
  max-width: 440px;
  background: rgba(16, 16, 23, 0.88);
  border: 1px solid var(--border-gold);
  border-radius: 14px;
  padding: 2.5rem 2rem;
  text-align: center;
  box-shadow: var(--shadow-luxury), 0 0 40px rgba(212, 175, 55, 0.1);
  backdrop-filter: blur(12px);
}

.admin-auth-icon-wrap {
  width: 60px;
  height: 60px;
  margin: 0 auto 1.25rem;
  border-radius: 50%;
  background: rgba(212, 175, 55, 0.08);
  border: 1px solid rgba(212, 175, 55, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
}

.gold-icon {
  color: var(--gold-primary);
}

.admin-auth-title {
  font-family: var(--font-serif);
  font-size: 1.65rem;
  font-weight: 400;
  color: #ffffff;
  margin-bottom: 0.5rem;
}

.admin-auth-desc {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.55;
  margin-bottom: 1.75rem;
  font-weight: 300;
}

.admin-auth-footer {
  margin-top: 1.75rem;
  padding-top: 1.35rem;
  border-top: 1px solid rgba(212, 175, 55, 0.12);
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}

.admin-contact-pill {
  font-size: 0.72rem;
  color: #c4c4d0;
  letter-spacing: 0.04em;
}

.admin-nav-links {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
}

.admin-text-link {
  font-size: 0.74rem;
  color: var(--gold-primary);
  text-decoration: none;
  letter-spacing: 0.04em;
  transition: color var(--transition-smooth);
}

.admin-text-link:hover {
  color: #ffffff;
  text-decoration: underline;
}

.link-divider {
  color: rgba(212, 175, 55, 0.35);
  font-size: 0.7rem;
}

/* Vista 2: Dashboard de Administracion */
.admin-dashboard-container {
  max-width: 1240px;
  width: 100%;
  margin: 0 auto;
  padding: 1.75rem 1.5rem 3rem;
  flex: 1;
}

/* Barra de Subnavegacion */
.admin-subnav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 1.75rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid rgba(212, 175, 55, 0.12);
}

.admin-subnav-links {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.admin-subnav-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.45rem 0.95rem;
  background: rgba(22, 22, 30, 0.85);
  border: 1px solid rgba(212, 175, 55, 0.22);
  border-radius: 6px;
  font-size: 0.74rem;
  letter-spacing: 0.06em;
  color: #e0e0e8;
  text-decoration: none;
  transition: var(--transition-smooth);
}

.admin-subnav-btn:hover {
  background: rgba(212, 175, 55, 0.15);
  border-color: var(--gold-primary);
  color: #ffffff;
}

.admin-database-tag {
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--gold-light);
  text-transform: uppercase;
}

/* Tarjetas KPI */
.admin-kpi-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
  margin-bottom: 2rem;
}

.admin-kpi-card {
  background: rgba(16, 16, 23, 0.85);
  border: 1px solid rgba(212, 175, 55, 0.18);
  border-radius: 10px;
  padding: 1.25rem 1.15rem;
  display: flex;
  flex-direction: column;
  transition: transform var(--transition-smooth), border-color var(--transition-smooth);
}

.admin-kpi-card:hover {
  transform: translateY(-2px);
  border-color: rgba(212, 175, 55, 0.45);
}

.kpi-label {
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 0.35rem;
}

.kpi-value {
  font-family: var(--font-serif);
  font-size: 2.1rem;
  color: #ffffff;
  font-weight: 600;
  line-height: 1.1;
  margin-bottom: 0.25rem;
}

.kpi-value.warning {
  color: #fbbf24;
}

.kpi-value.success {
  color: #4ade80;
}

.kpi-sub {
  font-size: 0.68rem;
  color: #888894;
  letter-spacing: 0.03em;
}

/* Tarjetas Principales del Panel */
.admin-panel-card {
  background: rgba(14, 14, 20, 0.9);
  border: 1px solid var(--border-gold);
  border-radius: 12px;
  padding: 1.75rem 1.85rem;
  margin-bottom: 2rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.45);
  position: relative;
}

.admin-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 0.4rem;
}

.admin-section-tag {
  font-size: 0.64rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--gold-light);
  font-weight: 500;
  display: block;
  margin-bottom: 0.25rem;
}

.admin-card-title {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 400;
  color: #ffffff;
  letter-spacing: 0.03em;
  margin: 0;
}

.admin-card-desc {
  font-size: 0.84rem;
  color: var(--text-muted);
  line-height: 1.55;
  margin-bottom: 1.5rem;
  font-weight: 300;
  max-width: 900px;
}

/* Interruptor y Toggle Box */
.admin-toggle-box {
  background: rgba(22, 22, 30, 0.7);
  border: 1px solid rgba(212, 175, 55, 0.2);
  border-radius: 8px;
  padding: 1rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.35rem;
}

.toggle-text-wrap {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.toggle-main-title {
  font-size: 0.9rem;
  font-weight: 500;
  color: #ffffff;
  letter-spacing: 0.03em;
}

.toggle-subtitle {
  font-size: 0.74rem;
  color: var(--text-muted);
}

.badge-status-active {
  display: inline-flex;
  align-items: center;
  padding: 0.28rem 0.75rem;
  background: rgba(34, 197, 94, 0.12);
  border: 1px solid rgba(34, 197, 94, 0.4);
  color: #4ade80;
  font-size: 0.7rem;
  border-radius: 999px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.badge-status-inactive {
  display: inline-flex;
  align-items: center;
  padding: 0.28rem 0.75rem;
  background: rgba(239, 68, 68, 0.12);
  border: 1px solid rgba(239, 68, 68, 0.4);
  color: #f87171;
  font-size: 0.7rem;
  border-radius: 999px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* Filas de formulario de administración */
.admin-form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

/* Vista previa de imagen */
.admin-img-preview-wrap {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  background: rgba(18, 18, 25, 0.6);
  border: 1px solid rgba(212, 175, 55, 0.15);
  border-radius: 8px;
  padding: 0.85rem 1rem;
  margin-bottom: 1.25rem;
}

.admin-img-preview-box {
  width: 140px;
  height: 85px;
  border-radius: 6px;
  overflow: hidden;
  background: #09090d;
  border: 1px solid rgba(212, 175, 55, 0.25);
  flex-shrink: 0;
}

.admin-img-preview-box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.admin-img-preview-info {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.preview-info-label {
  font-size: 0.74rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gold-light);
  font-weight: 500;
}

.preview-info-desc {
  font-size: 0.74rem;
  color: #9c9ca8;
  margin-bottom: 0.4rem;
}

.quick-img-suggestions {
  display: flex;
  gap: 0.5rem;
}

.btn-chip {
  background: rgba(212, 175, 55, 0.1);
  border: 1px solid rgba(212, 175, 55, 0.25);
  color: #e5e5f0;
  padding: 0.25rem 0.65rem;
  border-radius: 4px;
  font-size: 0.68rem;
  letter-spacing: 0.05em;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.btn-chip:hover {
  background: var(--gold-primary);
  color: #070709;
}

.admin-button-group {
  display: flex;
  gap: 0.85rem;
  flex-wrap: wrap;
  margin-top: 1rem;
}

.btn-action-small {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.45rem 0.85rem;
  background: rgba(212, 175, 55, 0.12);
  border: 1px solid var(--gold-primary);
  border-radius: 6px;
  color: #ffffff;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.btn-action-small:hover {
  background: var(--gold-primary);
  color: #070709;
}

/* Formulario Colapsable */
.admin-collapse-box {
  background: rgba(18, 18, 26, 0.95);
  border: 1px solid rgba(212, 175, 55, 0.3);
  border-radius: 8px;
  padding: 1.45rem;
  margin-bottom: 1.75rem;
  animation: fadeIn 0.3s ease;
}

.admin-collapse-title {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  color: #ffffff;
  margin-bottom: 1rem;
  letter-spacing: 0.03em;
}

/* Buscador y Tabla */
.admin-search-bar-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.15rem;
  flex-wrap: wrap;
}

.search-input-box {
  position: relative;
  flex: 1;
  min-width: 260px;
}

.search-icon {
  position: absolute;
  left: 0.85rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--gold-primary);
  pointer-events: none;
}

.admin-search-input {
  width: 100%;
  background: rgba(20, 20, 28, 0.8);
  border: 1px solid rgba(212, 175, 55, 0.22);
  border-radius: 6px;
  padding: 0.65rem 0.85rem 0.65rem 2.4rem;
  color: #ffffff;
  font-size: 0.82rem;
  letter-spacing: 0.03em;
  transition: var(--transition-smooth);
  outline: none;
}

.admin-search-input:focus {
  border-color: var(--gold-primary);
  box-shadow: 0 0 12px rgba(212, 175, 55, 0.2);
}

.btn-reload-table {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.6rem 0.9rem;
  background: rgba(22, 22, 30, 0.9);
  border: 1px solid rgba(212, 175, 55, 0.22);
  border-radius: 6px;
  color: var(--gold-light);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.btn-reload-table:hover {
  background: rgba(212, 175, 55, 0.15);
  border-color: var(--gold-primary);
  color: #ffffff;
}

/* Tabla de Alumnas */
.admin-table-container {
  width: 100%;
  overflow-x: auto;
  border: 1px solid rgba(212, 175, 55, 0.18);
  border-radius: 8px;
  background: rgba(12, 12, 17, 0.75);
}

.admin-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.8rem;
}

.admin-table th {
  background: rgba(22, 22, 30, 0.9);
  color: var(--gold-light);
  padding: 0.85rem 1rem;
  font-size: 0.68rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  font-weight: 500;
  border-bottom: 1px solid rgba(212, 175, 55, 0.2);
  white-space: nowrap;
}

.admin-table td {
  padding: 0.9rem 1rem;
  border-bottom: 1px solid rgba(212, 175, 55, 0.08);
  color: #e5e5f0;
  vertical-align: middle;
}

.admin-table tbody tr:hover {
  background: rgba(212, 175, 55, 0.04);
}

.cell-matricula strong {
  color: #ffffff;
  letter-spacing: 0.06em;
  font-family: var(--font-sans);
}

.cell-nombre {
  font-weight: 400;
  color: #f0f0f8;
}

.table-curso-tag {
  display: inline-block;
  padding: 0.2rem 0.55rem;
  background: rgba(212, 175, 55, 0.08);
  border: 1px solid rgba(212, 175, 55, 0.18);
  border-radius: 4px;
  font-size: 0.72rem;
  color: #dedee8;
}

.student-status-chip {
  display: inline-flex;
  align-items: center;
  padding: 0.22rem 0.6rem;
  border-radius: 999px;
  font-size: 0.68rem;
  letter-spacing: 0.05em;
  font-weight: 500;
}

.student-status-chip.warning {
  background: rgba(251, 191, 36, 0.12);
  border: 1px solid rgba(251, 191, 36, 0.35);
  color: #fbbf24;
}

.student-status-chip.success {
  background: rgba(34, 197, 94, 0.12);
  border: 1px solid rgba(34, 197, 94, 0.35);
  color: #4ade80;
}

.cell-fecha {
  font-size: 0.72rem;
  color: #8c8c9a;
  white-space: nowrap;
}

.table-action-buttons {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.5rem;
}

.btn-table-reset {
  background: rgba(212, 175, 55, 0.12);
  border: 1px solid rgba(212, 175, 55, 0.35);
  color: #ffffff;
  padding: 0.35rem 0.7rem;
  border-radius: 4px;
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  cursor: pointer;
  transition: var(--transition-smooth);
  white-space: nowrap;
}

.btn-table-reset:hover {
  background: var(--gold-primary);
  color: #070709;
}

.btn-table-delete {
  background: transparent;
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: #f87171;
  padding: 0.35rem 0.5rem;
  border-radius: 4px;
  cursor: pointer;
  transition: var(--transition-smooth);
  display: flex;
  align-items: center;
  justify-content: center;
}

.btn-table-delete:hover {
  background: rgba(239, 68, 68, 0.18);
  border-color: #ef4444;
}

.table-loading-cell {
  text-align: center;
  padding: 2.5rem 1rem !important;
  color: #9c9ca8;
  font-style: italic;
}

/* Pie de Página Administrativo */
.admin-footer {
  background: #09090d;
  border-top: 1px solid rgba(212, 175, 55, 0.15);
  margin-top: auto;
}

.admin-footer-content {
  max-width: 1240px;
  margin: 0 auto;
  padding: 1.25rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.admin-footer-copy {
  font-size: 0.72rem;
  color: #888898;
  letter-spacing: 0.03em;
  margin: 0;
}

.admin-footer-links {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.admin-footer-link {
  font-size: 0.72rem;
  color: var(--gold-light);
  text-decoration: none;
  transition: color var(--transition-smooth);
}

.admin-footer-link:hover {
  color: #ffffff;
  text-decoration: underline;
}

/* ==========================================================================
   OPTIMIZACIÓN RESPONSIVA PARA ADMIN.HTML
   ========================================================================== */
@media (max-width: 960px) {
  .admin-kpi-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .admin-form-row {
    grid-template-columns: 1fr;
    gap: 0.85rem;
  }
}

@media (max-width: 640px) {
  .admin-header-content {
    flex-direction: column;
    text-align: center;
    padding: 0.85rem 1rem;
    gap: 0.85rem;
  }

  .admin-connection-wrap {
    width: 100%;
    justify-content: center;
  }

  .admin-kpi-grid {
    grid-template-columns: 1fr;
    gap: 0.85rem;
  }

  .admin-panel-card {
    padding: 1.35rem 1.15rem;
  }

  .admin-card-header {
    flex-direction: column;
    gap: 0.75rem;
  }

  .admin-img-preview-wrap {
    flex-direction: column;
    align-items: flex-start;
  }

  .admin-img-preview-box {
    width: 100%;
    height: 120px;
  }

  .admin-footer-content {
    flex-direction: column;
    text-align: center;
    gap: 0.65rem;
  }

  .admin-table th,
  .admin-table td {
    padding: 0.7rem 0.65rem;
    font-size: 0.75rem;
  }
}


/* ==========================================================================
   CONFIGURACIÓN DE CURSOS DE ACADEMIA EN ADMIN.HTML
   ========================================================================== */
.admin-courses-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.25rem;
  margin-top: 1rem;
}

.admin-course-card {
  background: rgba(18, 18, 26, 0.85);
  border: 1px solid rgba(212, 175, 55, 0.22);
  border-radius: 10px;
  padding: 1.35rem 1.25rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 1rem;
  transition: var(--transition-smooth);
}

.admin-course-card:hover {
  border-color: var(--gold-primary);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5), 0 0 15px rgba(212, 175, 55, 0.12);
}

.admin-course-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid rgba(212, 175, 55, 0.12);
}

.admin-course-format {
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  color: #a0a0b0;
  text-transform: uppercase;
}

.admin-course-card-main {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  flex: 1;
}

.admin-course-item-title {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  color: #ffffff;
  line-height: 1.3;
  margin: 0.25rem 0;
}

.admin-course-item-desc {
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.5;
  font-weight: 300;
}

.admin-course-item-topics {
  list-style: none;
  padding: 0;
  margin: 0.5rem 0 0;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.admin-course-item-topics li {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  font-size: 0.74rem;
  color: #cfcfe0;
  line-height: 1.4;
}

.admin-course-card-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.65rem;
  padding-top: 0.85rem;
  border-top: 1px solid rgba(212, 175, 55, 0.12);
}

/* ==========================================================================
   SECCIÓN DE GALERÍA DE ACADEMIA (ESTILO TELÉFONO - PURAS IMÁGENES)
   ========================================================================== */
.academy-gallery-section {
  width: 100%;
  margin-top: 3.5rem;
  margin-bottom: 2.5rem;
  position: relative;
}

/* Cuadrícula Fotográfica Estilo Teléfono (Sin Textos) */
.phone-gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  width: 100%;
}

.phone-gallery-item {
  position: relative;
  aspect-ratio: 1 / 1;
  border-radius: 8px;
  overflow: hidden;
  background-color: #0d0d12;
  border: 1px solid rgba(212, 175, 55, 0.16);
  cursor: pointer;
  transition: transform 0.28s ease, border-color 0.28s ease, box-shadow 0.28s ease;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.6);
}

.phone-gallery-item:hover {
  border-color: rgba(212, 175, 55, 0.85);
  transform: scale(1.03);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.85), 0 0 15px rgba(212, 175, 55, 0.25);
  z-index: 2;
}

.phone-gallery-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
  pointer-events: none;
  transition: transform 0.45s cubic-bezier(0.16, 1, 0.3, 1);
}

.phone-gallery-item:hover .phone-gallery-img {
  transform: scale(1.08);
}

/* Estado oculto para fotos más allá de las primeras 10 */
.phone-gallery-item.gallery-hidden {
  display: none !important;
}

/* Botón Ver Más Fotos */
.gallery-action-wrap {
  display: flex;
  justify-content: center;
  align-items: center;
  margin-top: 1.75rem;
  width: 100%;
}

.btn-gallery-more {
  background: #101015;
  border: 1px solid var(--gold-primary);
  color: var(--gold-light);
  padding: 0.85rem 2.2rem;
  font-family: var(--font-sans);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: 30px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  box-shadow: 0 4px 18px rgba(0, 0, 0, 0.7);
  transition: all 0.3s ease;
}

.btn-gallery-more:hover {
  background: var(--gold-gradient);
  color: #070709;
  border-color: #f7e6a7;
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(212, 175, 55, 0.35);
}

.btn-gallery-more svg {
  width: 15px;
  height: 15px;
  transition: transform 0.3s ease;
}

.btn-gallery-more:hover svg {
  transform: translateY(2px);
}

/* ==========================================================================
   VISOR DE IMAGEN EN PANTALLA COMPLETA (LIGHTBOX)
   ========================================================================== */
.photo-lightbox-modal {
  position: fixed;
  inset: 0;
  background: rgba(5, 5, 8, 0.96);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  z-index: 999999;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 1.25rem 1.5rem;
  box-sizing: border-box;
}

.lightbox-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  z-index: 10;
}

.lightbox-counter {
  font-family: var(--font-sans);
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  color: var(--gold-light);
  font-weight: 500;
}

.lightbox-close-btn {
  background: rgba(212, 175, 55, 0.08);
  border: 1px solid rgba(212, 175, 55, 0.35);
  color: var(--gold-primary);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.25s ease;
}

.lightbox-close-btn:hover {
  background: rgba(212, 175, 55, 0.25);
  border-color: #f7e6a7;
  color: #ffffff;
  transform: scale(1.06);
}

.lightbox-body {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  position: relative;
  gap: 1rem;
}

.lightbox-image-container {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
  max-height: calc(100vh - 120px);
}

.lightbox-large-img {
  max-width: 90vw;
  max-height: 80vh;
  object-fit: contain;
  border-radius: 8px;
  box-shadow: 0 15px 45px rgba(0, 0, 0, 0.95), 0 0 30px rgba(212, 175, 55, 0.15);
  border: 1px solid rgba(212, 175, 55, 0.2);
  animation: fadeIn 0.25s ease forwards;
}

.lightbox-nav-btn {
  background: rgba(212, 175, 55, 0.08);
  border: 1px solid rgba(212, 175, 55, 0.35);
  color: var(--gold-primary);
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.25s ease;
  z-index: 10;
  flex-shrink: 0;
}

.lightbox-nav-btn:hover {
  background: rgba(212, 175, 55, 0.25);
  border-color: #f7e6a7;
  color: #ffffff;
  transform: scale(1.06);
}

/* Adaptación Responsiva para Teléfonos */
@media (min-width: 992px) {
  .phone-gallery-grid {
    grid-template-columns: repeat(5, 1fr);
    gap: 12px;
  }
}

@media (min-width: 600px) and (max-width: 991px) {
  .phone-gallery-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
  }
}

@media (max-width: 420px) {
  .phone-gallery-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
  }
  .photo-lightbox-modal {
    padding: 1rem 0.75rem;
  }
  .lightbox-nav-btn {
    width: 38px;
    height: 38px;
  }
}