/* ==============================================================================
 * PORTAL WEB OFICIAL: FESTIVAL INTERCOLEGIAL DE CUECA 2026
 * PATROCINADOR OFICIAL: LIBERTAD MULTICENTRO (SUCRE, BOLIVIA)
 * ==============================================================================
 * Diseño: Matrix Software Studio
 * Paleta Oficial:
 * - Azul Marino Nocturno: #0B1120 / #0F172A / #1E293B
 * - Cian Libertad Multicentro: #00B4E6 / #38BDF8
 * - Rojo Tradicional Sucre: #DC2626 / #EF4444
 * - Dorado Festivo Gran Premio: #F59E0B / #FBBF24
 * ============================================================================== */

/* 1. RESET Y DESIGN TOKENS */
:root {
  --color-fondo-base: #0B1120;
  --color-fondo-secundario: #0F172A;
  --color-superficie: #1E293B;
  --color-superficie-hover: #27354A;
  --color-superficie-translucida: rgba(30, 41, 59, 0.75);
  --color-superficie-vidrio: rgba(15, 23, 42, 0.85);

  --color-cian: #00B4E6;
  --color-cian-hover: #38BDF8;
  --color-cian-claro: #BAE6FD;
  --color-cian-resplandor: rgba(0, 180, 230, 0.25);
  --color-cian-borde: rgba(0, 180, 230, 0.35);

  --color-rojo: #DC2626;
  --color-rojo-hover: #EF4444;
  --color-rojo-resplandor: rgba(220, 38, 38, 0.25);
  --color-rojo-fondo: rgba(220, 38, 38, 0.12);

  --color-dorado: #F59E0B;
  --color-dorado-brillante: #FBBF24;
  --color-dorado-fondo: rgba(245, 158, 11, 0.12);
  --color-dorado-borde: rgba(245, 158, 11, 0.35);

  --color-verde: #10B981;
  --color-verde-fondo: rgba(16, 185, 129, 0.12);
  --color-whatsapp: #25D366;
  --color-whatsapp-hover: #20BD5A;

  --color-texto-blanco: #FFFFFF;
  --color-texto-principal: #F8FAFC;
  --color-texto-secundario: #94A3B8;
  --color-texto-atenuado: #64748B;

  --fuente-titulos: 'Outfit', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --fuente-cuerpo: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  --sombra-tarjeta: 0 10px 30px -5px rgba(0, 0, 0, 0.5), 0 0 15px rgba(0, 180, 230, 0.08);
  --sombra-elevada: 0 20px 40px -10px rgba(0, 0, 0, 0.7), 0 0 25px rgba(0, 180, 230, 0.15);
  --sombra-dorada: 0 15px 35px -5px rgba(0, 0, 0, 0.6), 0 0 25px rgba(245, 158, 11, 0.25);
  --sombra-boton-cian: 0 4px 20px rgba(0, 180, 230, 0.4);
  --sombra-boton-dorado: 0 4px 20px rgba(245, 158, 11, 0.35);
  --sombra-whatsapp: 0 8px 25px rgba(37, 211, 102, 0.45);

  --radio-sm: 8px;
  --radio-md: 12px;
  --radio-lg: 16px;
  --radio-xl: 24px;
  --radio-full: 9999px;

  --transicion-suave: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  background-color: var(--color-fondo-base);
  color: var(--color-texto-principal);
  font-family: var(--fuente-cuerpo);
  line-height: 1.6;
  overflow-x: hidden;
  min-height: 100vh;
  position: relative;
  -webkit-font-smoothing: antialiased;
}

/* 2. FONDOS AMBIENTALES Y RESPLANDORES */
.fondo-resplandor-cian {
  position: fixed;
  top: -120px;
  right: -100px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(0, 180, 230, 0.12) 0%, rgba(11, 17, 32, 0) 70%);
  border-radius: 50%;
  pointer-events: none;
  z-index: 0;
}

.fondo-resplandor-rojo {
  position: fixed;
  bottom: 10%;
  left: -150px;
  width: 550px;
  height: 550px;
  background: radial-gradient(circle, rgba(220, 38, 38, 0.08) 0%, rgba(11, 17, 32, 0) 70%);
  border-radius: 50%;
  pointer-events: none;
  z-index: 0;
}

/* 3. CONTENEDORES Y ESTRUCTURA GENERAL */
.contenedor {
  width: 100%;
  max-width: 1160px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.25rem;
  padding-right: 1.25rem;
  position: relative;
  z-index: 1;
}

.contenedor-estrecho {
  max-width: 860px;
}

.seccion-espaciado {
  padding-top: 4.5rem;
  padding-bottom: 4.5rem;
}

/* 4. NAVBAR INSTITUCIONAL */
.barra-navegacion {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(11, 17, 32, 0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(148, 163, 184, 0.12);
  transition: var(--transicion-suave);
}

.nav-contenedor {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 0.85rem;
  padding-bottom: 0.85rem;
  gap: 1rem;
}

.nav-branding {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  text-decoration: none;
}

.nav-logo-marco {
  position: relative;
  width: 46px;
  height: 46px;
  border-radius: var(--radio-md);
  padding: 2px;
  background: linear-gradient(135deg, var(--color-cian), rgba(0, 180, 230, 0.2));
  box-shadow: 0 0 15px var(--color-cian-resplandor);
}

.nav-logo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 10px;
  display: block;
}

.nav-texto-marca {
  display: flex;
  flex-direction: column;
}

.nav-titulo-marca {
  font-family: var(--fuente-titulos);
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  color: var(--color-texto-blanco);
  line-height: 1.15;
}

.nav-titulo-marca span {
  color: var(--color-cian);
}

.nav-subtitulo-marca {
  font-size: 0.72rem;
  color: var(--color-texto-secundario);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  font-weight: 500;
}

.nav-acciones {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.nav-badge-premio {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.45rem 0.95rem;
  background: var(--color-dorado-fondo);
  border: 1px solid var(--color-dorado-borde);
  border-radius: var(--radio-full);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--color-dorado-brillante);
  box-shadow: 0 0 12px rgba(245, 158, 11, 0.15);
  animation: pulsoDorado 3s infinite ease-in-out;
}

.nav-badge-premio .icono-trofeo {
  font-size: 1.05rem;
}

@keyframes pulsoDorado {
  0%, 100% {
    box-shadow: 0 0 12px rgba(245, 158, 11, 0.15);
    border-color: var(--color-dorado-borde);
  }
  50% {
    box-shadow: 0 0 20px rgba(245, 158, 11, 0.35);
    border-color: rgba(245, 158, 11, 0.6);
  }
}

.nav-btn-registro {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.5rem 1.1rem;
  background: linear-gradient(135deg, var(--color-cian), #0284C7);
  color: #032541;
  font-family: var(--fuente-titulos);
  font-size: 0.88rem;
  font-weight: 700;
  text-decoration: none;
  border-radius: var(--radio-full);
  box-shadow: var(--sombra-boton-cian);
  transition: var(--transicion-suave);
}

.nav-btn-registro:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(0, 180, 230, 0.6);
  color: #00172A;
}

/* 5. HERO SECTION */
.seccion-hero {
  padding-top: 3rem;
  padding-bottom: 3.5rem;
  position: relative;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  align-items: center;
  gap: 3rem;
}

.hero-contenido {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.hero-badge-tradicion {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 0.95rem;
  background: var(--color-rojo-fondo);
  border: 1px solid rgba(220, 38, 38, 0.35);
  border-radius: var(--radio-full);
  font-size: 0.8rem;
  font-weight: 700;
  color: #FCA5A5;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  width: fit-content;
}

.hero-badge-tradicion .punto-rojo {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--color-rojo);
  box-shadow: 0 0 10px var(--color-rojo);
  animation: pulsoPunto 1.5s infinite;
}

@keyframes pulsoPunto {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(1.3); }
}

.hero-titulo {
  font-size: clamp(2.3rem, 4.5vw, 3.5rem);
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--color-texto-blanco);
  line-height: 1.1;
}

.hero-titulo .destacado-cian {
  background: linear-gradient(135deg, var(--color-cian), #38BDF8);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-titulo .destacado-rojo {
  color: var(--color-rojo-hover);
}

.hero-subtitulo {
  font-size: 1.12rem;
  color: var(--color-texto-secundario);
  line-height: 1.6;
}

.hero-acciones {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-top: 0.5rem;
}

.btn-cta-primario {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.85rem 1.75rem;
  background: linear-gradient(135deg, var(--color-cian), #0284C7);
  color: #032541;
  font-family: var(--fuente-titulos);
  font-size: 1.05rem;
  font-weight: 800;
  text-decoration: none;
  border-radius: var(--radio-md);
  box-shadow: 0 6px 20px rgba(0, 180, 230, 0.4);
  transition: var(--transicion-suave);
}

.btn-cta-primario:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 28px rgba(0, 180, 230, 0.6);
  color: #00172A;
}

.btn-cta-secundario {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem 1.5rem;
  background: rgba(30, 41, 59, 0.6);
  color: var(--color-texto-principal);
  font-family: var(--fuente-titulos);
  font-size: 1rem;
  font-weight: 700;
  text-decoration: none;
  border-radius: var(--radio-md);
  border: 1px solid var(--color-cian-borde);
  backdrop-filter: blur(10px);
  transition: var(--transicion-suave);
}

.btn-cta-secundario:hover {
  background: rgba(30, 41, 59, 0.95);
  border-color: var(--color-cian);
  transform: translateY(-2px);
  color: var(--color-cian);
}

/* Banner Visual Hero */
.hero-visual {
  position: relative;
}

.hero-marco-imagen {
  position: relative;
  border-radius: var(--radio-xl);
  overflow: hidden;
  box-shadow: var(--sombra-elevada);
  border: 1px solid rgba(0, 180, 230, 0.3);
  background: var(--color-superficie);
}

.hero-imagen {
  width: 100%;
  height: 100%;
  max-height: 480px;
  object-fit: cover;
  display: block;
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.hero-marco-imagen:hover .hero-imagen {
  transform: scale(1.03);
}

.hero-overlay-premio {
  position: absolute;
  bottom: 1.25rem;
  left: 1.25rem;
  right: 1.25rem;
  background: rgba(15, 23, 42, 0.88);
  backdrop-filter: blur(12px);
  border: 1px solid var(--color-dorado-borde);
  border-radius: var(--radio-lg);
  padding: 0.9rem 1.1rem;
  display: flex;
  align-items: center;
  gap: 0.85rem;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
}

.hero-overlay-premio .trofeo-grande {
  font-size: 2rem;
  flex-shrink: 0;
}

.hero-overlay-texto h4 {
  font-size: 0.95rem;
  color: var(--color-dorado-brillante);
  margin-bottom: 0.15rem;
  font-weight: 800;
}

.hero-overlay-texto p {
  font-size: 0.78rem;
  color: var(--color-texto-secundario);
  line-height: 1.3;
}

/* 6. CONTADOR REGRESIVO OFICIAL (COUNTDOWN TIMER) */
.seccion-contador-envoltorio {
  padding: 0.5rem 0 2rem;
}

.seccion-contador {
  background: var(--color-superficie-vidrio);
  border: 1px solid var(--color-cian-borde);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-radius: var(--radio-xl);
  padding: 1.5rem 1.75rem;
  max-width: 620px;
  margin: 0 auto;
  text-align: center;
  box-shadow: var(--sombra-tarjeta);
  position: relative;
  overflow: hidden;
}

.seccion-contador::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--color-cian), var(--color-dorado), transparent);
}

.contador-cabecera {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  margin-bottom: 1.1rem;
}

.contador-icono {
  font-size: 1.1rem;
}

.contador-subtitulo {
  font-family: var(--fuente-titulos);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--color-cian-claro);
  text-transform: uppercase;
}

.contador-grid {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

.tarjeta-tiempo {
  background: var(--color-superficie);
  border: 1px solid rgba(148, 163, 184, 0.2);
  border-radius: var(--radio-md);
  padding: 0.65rem 0.85rem;
  min-width: 78px;
  flex: 1;
  max-width: 95px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  transition: var(--transicion-suave);
  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.3);
}

.tarjeta-tiempo:hover {
  border-color: var(--color-cian);
  transform: translateY(-2px);
}

.tarjeta-segundos {
  border-color: rgba(0, 180, 230, 0.45);
  background: rgba(0, 180, 230, 0.05);
}

.numero-tiempo {
  font-family: var(--fuente-titulos);
  font-size: clamp(1.6rem, 4vw, 2.25rem);
  font-weight: 900;
  color: var(--color-texto-blanco);
  line-height: 1;
}

.seg-activo {
  color: var(--color-cian);
  animation: pulsoSegundero 1s infinite alternate;
}

@keyframes pulsoSegundero {
  0% { transform: scale(1); text-shadow: 0 0 10px rgba(0, 180, 230, 0.3); }
  100% { transform: scale(1.05); text-shadow: 0 0 18px rgba(0, 180, 230, 0.8); }
}

.etiqueta-tiempo {
  font-family: var(--fuente-cuerpo);
  font-size: 0.65rem;
  font-weight: 800;
  color: var(--color-dorado-brillante);
  letter-spacing: 0.1em;
  margin-top: 0.4rem;
  text-transform: uppercase;
}

.separador-tiempo {
  font-family: var(--fuente-titulos);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-cian);
  line-height: 1;
  padding-bottom: 0.75rem;
}

.contador-pie {
  margin-top: 0.95rem;
  font-size: 0.8rem;
  color: var(--color-texto-atenuado);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
}

.contador-pie span {
  color: var(--color-texto-secundario);
  font-weight: 500;
}

.contador-expirado-caja {
  padding: 1.5rem 1rem;
}

.contador-expirado-caja .icono-fiesta {
  font-size: 2.5rem;
  display: block;
  margin-bottom: 0.5rem;
}

.contador-expirado-titulo {
  font-size: 1.25rem;
  color: var(--color-dorado-brillante);
  margin-bottom: 0.35rem;
}

.contador-expirado-texto {
  font-size: 0.95rem;
  color: var(--color-texto-secundario);
}

/* 7. VITRINA DEL GRAN PREMIO (SALÓN DE EVENTOS) */
.seccion-gran-premio {
  position: relative;
}

.tarjeta-gran-premio {
  background: linear-gradient(145deg, rgba(30, 41, 59, 0.9), rgba(15, 23, 42, 0.95));
  border: 1px solid var(--color-dorado-borde);
  border-radius: var(--radio-xl);
  padding: 2.75rem 2.25rem;
  box-shadow: var(--sombra-dorada);
  position: relative;
  overflow: hidden;
}

.tarjeta-gran-premio::before {
  content: "";
  position: absolute;
  top: -150px;
  right: -150px;
  width: 350px;
  height: 350px;
  background: radial-gradient(circle, rgba(245, 158, 11, 0.15) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.premio-cabecera {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 2.5rem;
}

.premio-badge-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.4rem 1rem;
  background: var(--color-dorado-fondo);
  border: 1px solid var(--color-dorado-borde);
  border-radius: var(--radio-full);
  font-size: 0.8rem;
  font-weight: 800;
  color: var(--color-dorado-brillante);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 0.9rem;
}

.premio-titulo {
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  font-weight: 900;
  color: var(--color-texto-blanco);
  margin-bottom: 0.6rem;
}

.premio-titulo span {
  color: var(--color-dorado-brillante);
}

.premio-descripcion {
  font-size: 1.05rem;
  color: var(--color-texto-secundario);
}

.premio-grid-beneficios {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
}

.tarjeta-beneficio {
  background: rgba(15, 23, 42, 0.7);
  border: 1px solid rgba(148, 163, 184, 0.15);
  border-radius: var(--radio-lg);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  transition: var(--transicion-suave);
}

.tarjeta-beneficio:hover {
  transform: translateY(-4px);
  border-color: var(--color-dorado);
  box-shadow: 0 10px 25px rgba(245, 158, 11, 0.15);
}

.icono-beneficio {
  font-size: 2rem;
  line-height: 1;
}

.titulo-beneficio {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--color-texto-blanco);
}

.texto-beneficio {
  font-size: 0.9rem;
  color: var(--color-texto-secundario);
  line-height: 1.5;
}

/* 8. BASES Y CRONOGRAMA */
.seccion-encabezado-centro {
  text-align: center;
  max-width: 650px;
  margin: 0 auto 3rem;
}

.seccion-subtitulo-tag {
  display: inline-block;
  font-family: var(--fuente-titulos);
  font-size: 0.8rem;
  font-weight: 800;
  color: var(--color-cian);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

.seccion-titulo-grande {
  font-size: clamp(1.8rem, 3.2vw, 2.4rem);
  font-weight: 900;
  color: var(--color-texto-blanco);
  margin-bottom: 0.6rem;
}

.cronograma-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-bottom: 3rem;
}

.tarjeta-paso-cronograma {
  background: var(--color-superficie);
  border: 1px solid rgba(148, 163, 184, 0.15);
  border-radius: var(--radio-lg);
  padding: 1.75rem;
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  transition: var(--transicion-suave);
}

.tarjeta-paso-cronograma:hover {
  transform: translateY(-3px);
  border-color: var(--color-cian);
  box-shadow: var(--sombra-tarjeta);
}

.paso-numero-pill {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-cian), #0284C7);
  color: #032541;
  font-family: var(--fuente-titulos);
  font-weight: 900;
  font-size: 0.95rem;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px var(--color-cian-resplandor);
}

.paso-fecha-badge {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-cian);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.paso-titulo {
  font-size: 1.18rem;
  font-weight: 800;
  color: var(--color-texto-blanco);
}

.paso-descripcion {
  font-size: 0.9rem;
  color: var(--color-texto-secundario);
}

/* Requisitos Clave */
.caja-requisitos {
  background: rgba(30, 41, 59, 0.5);
  border: 1px solid rgba(148, 163, 184, 0.18);
  border-radius: var(--radio-xl);
  padding: 2rem;
  backdrop-filter: blur(10px);
}

.caja-requisitos-titulo {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--color-texto-blanco);
  margin-bottom: 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.requisitos-lista-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.2rem;
}

.item-requisito {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}

.check-icono {
  color: var(--color-verde);
  font-size: 1.25rem;
  line-height: 1;
  flex-shrink: 0;
  margin-top: 0.15rem;
}

.texto-requisito h5 {
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--color-texto-blanco);
  margin-bottom: 0.15rem;
}

.texto-requisito p {
  font-size: 0.85rem;
  color: var(--color-texto-secundario);
  line-height: 1.4;
}

/* 9. MÓDULO DE INSCRIPCIÓN Y COBRO QR (FASE 4) */
.caja-cobro-qr {
  background: var(--color-superficie-vidrio);
  border: 1px solid var(--color-cian-borde);
  border-radius: var(--radio-xl);
  padding: 2rem;
  margin-bottom: 2.5rem;
  box-shadow: var(--sombra-tarjeta);
  backdrop-filter: blur(16px);
}

.cobro-qr-grid {
  display: grid;
  grid-template-columns: 200px 1fr;
  align-items: center;
  gap: 2rem;
}

.qr-marco-visual {
  background: #FFFFFF;
  border-radius: var(--radio-lg);
  padding: 10px;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.5);
  text-align: center;
}

.qr-imagen {
  width: 100%;
  height: auto;
  border-radius: var(--radio-md);
  display: block;
}

.qr-texto-pie {
  font-size: 0.72rem;
  font-weight: 700;
  color: #1E293B;
  margin-top: 6px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.cobro-datos {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.cobro-monto-destacado {
  display: inline-flex;
  align-items: baseline;
  gap: 0.5rem;
  margin-bottom: 0.25rem;
}

.monto-etiqueta {
  font-size: 0.85rem;
  color: var(--color-texto-secundario);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 700;
}

.monto-valor {
  font-family: var(--fuente-titulos);
  font-size: 2.2rem;
  font-weight: 900;
  color: var(--color-dorado-brillante);
  line-height: 1;
}

.monto-detalle {
  font-size: 0.85rem;
  color: var(--color-texto-atenuado);
}

.datos-transferencia-lista {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid rgba(148, 163, 184, 0.12);
  border-radius: var(--radio-md);
  padding: 1rem 1.25rem;
}

.fila-dato {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.9rem;
  padding-bottom: 0.4rem;
  border-bottom: 1px dashed rgba(148, 163, 184, 0.12);
}

.fila-dato:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.dato-clave {
  color: var(--color-texto-atenuado);
  font-weight: 500;
}

.dato-valor {
  color: var(--color-texto-blanco);
  font-weight: 700;
  font-family: monospace;
  font-size: 0.95rem;
}

.instruccion-adjunto {
  font-size: 0.82rem;
  color: var(--color-cian-claro);
  display: flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: 0.25rem;
}

/* Contenedor del Iframe de Tally */
.contenedor-formulario-tally {
  background: var(--color-superficie-vidrio);
  border: 1px solid rgba(0, 180, 230, 0.3);
  border-radius: var(--radio-xl);
  padding: 1rem;
  box-shadow: var(--sombra-elevada);
  backdrop-filter: blur(16px);
  position: relative;
  overflow: hidden;
  min-height: 600px;
}

.contenedor-formulario-tally iframe {
  border: none;
  display: block;
  width: 100%;
}

/* 10. BOTÓN FLOTANTE DE WHATSAPP (FAB) */
.btn-flotante-whatsapp {
  position: fixed;
  bottom: 1.75rem;
  right: 1.75rem;
  z-index: 999;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background: var(--color-whatsapp);
  color: #FFFFFF;
  text-decoration: none;
  border-radius: var(--radio-full);
  padding: 0.65rem 1.15rem 0.65rem 0.75rem;
  box-shadow: var(--sombra-whatsapp);
  transition: var(--transicion-suave);
  animation: pulsoWhatsapp 2.5s infinite;
}

.btn-flotante-whatsapp:hover {
  background: var(--color-whatsapp-hover);
  transform: translateY(-4px) scale(1.03);
  box-shadow: 0 12px 30px rgba(37, 211, 102, 0.6);
  color: #FFFFFF;
}

.icono-whatsapp-svg {
  width: 32px;
  height: 32px;
  fill: currentColor;
  flex-shrink: 0;
}

.texto-whatsapp-fab {
  display: flex;
  flex-direction: column;
}

.titulo-fab {
  font-family: var(--fuente-titulos);
  font-size: 0.88rem;
  font-weight: 800;
  line-height: 1.15;
}

.subtitulo-fab {
  font-size: 0.68rem;
  font-weight: 500;
  opacity: 0.9;
}

@keyframes pulsoWhatsapp {
  0%, 100% {
    box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.6);
  }
  50% {
    box-shadow: 0 0 0 14px rgba(37, 211, 102, 0);
  }
}

/* 11. PIE DE PÁGINA INSTITUCIONAL (FOOTER) */
.pie-pagina-institucional {
  background: #070C18;
  border-top: 1px solid rgba(148, 163, 184, 0.1);
  padding-top: 3.5rem;
  padding-bottom: 2.5rem;
  position: relative;
  z-index: 1;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 2.5rem;
  margin-bottom: 3rem;
}

.footer-col-marca {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.footer-logo-bloque {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.footer-logo {
  width: 42px;
  height: 42px;
  border-radius: var(--radio-md);
  object-fit: cover;
}

.footer-titulo-marca {
  font-family: var(--fuente-titulos);
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--color-texto-blanco);
}

.footer-titulo-marca span {
  color: var(--color-cian);
}

.footer-texto-desc {
  font-size: 0.88rem;
  color: var(--color-texto-secundario);
  line-height: 1.5;
  max-width: 380px;
}

.footer-col h4 {
  font-size: 1rem;
  font-weight: 800;
  color: var(--color-texto-blanco);
  margin-bottom: 1.1rem;
  position: relative;
}

.footer-col h4::after {
  content: "";
  position: absolute;
  bottom: -6px;
  left: 0;
  width: 25px;
  height: 2px;
  background: var(--color-cian);
  border-radius: 2px;
}

.footer-enlaces {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.footer-enlaces a {
  color: var(--color-texto-secundario);
  text-decoration: none;
  font-size: 0.88rem;
  transition: var(--transicion-suave);
}

.footer-enlaces a:hover {
  color: var(--color-cian);
  padding-left: 4px;
}

.footer-contacto-lista {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  font-size: 0.88rem;
  color: var(--color-texto-secundario);
}

.footer-contacto-item {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
}

.footer-copy-bloque {
  border-top: 1px solid rgba(148, 163, 184, 0.08);
  padding-top: 1.75rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.82rem;
  color: var(--color-texto-atenuado);
}

.footer-copy-bloque strong {
  color: var(--color-texto-secundario);
}

/* 12. RESPONSIVIDAD GENERAL (MOBILE-FIRST) */
@media (max-width: 900px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
    text-align: center;
  }
  .hero-badge-tradicion {
    margin: 0 auto;
  }
  .hero-acciones {
    justify-content: center;
  }
  .hero-marco-imagen {
    max-width: 520px;
    margin: 0 auto;
  }
  .cobro-qr-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .qr-marco-visual {
    max-width: 180px;
    margin: 0 auto;
  }
  .cobro-monto-destacado {
    justify-content: center;
  }
  .instruccion-adjunto {
    justify-content: center;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

@media (max-width: 640px) {
  .seccion-espaciado {
    padding-top: 3rem;
    padding-bottom: 3rem;
  }
  .seccion-contador {
    padding: 1.25rem 0.85rem;
  }
  .contador-grid {
    gap: 0.25rem;
  }
  .tarjeta-tiempo {
    min-width: 62px;
    padding: 0.5rem 0.35rem;
  }
  .numero-tiempo {
    font-size: 1.55rem;
  }
  .etiqueta-tiempo {
    font-size: 0.58rem;
  }
  .separador-tiempo {
    font-size: 1.2rem;
  }
  .tarjeta-gran-premio {
    padding: 1.75rem 1.25rem;
  }
  .caja-requisitos {
    padding: 1.5rem 1rem;
  }
  .caja-cobro-qr {
    padding: 1.25rem 1rem;
  }
  .btn-flotante-whatsapp {
    bottom: 1rem;
    right: 1rem;
    padding: 0.55rem 0.85rem 0.55rem 0.65rem;
  }
  .subtitulo-fab {
    display: none;
  }
  .footer-copy-bloque {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 360px) {
  .tarjeta-tiempo {
    min-width: 54px;
    padding: 0.45rem 0.2rem;
  }
  .numero-tiempo {
    font-size: 1.35rem;
  }
  .separador-tiempo {
    font-size: 1rem;
  }
}