/* =========================================
   1. VARIABLES & CONFIGURACIÓN (Root)
   ========================================= */
:root {
  /* Colores */
  --bg: #000000;
  --bg-card: #111111;
  --bg-input: #171a1d;
  
  --text: #f7f8fa;
  --muted: #a7b0b8;
  
  --brand: #2DB34A;
  --brand-hover: #63d690;
  
  --border: #1e1e1e;
  --border-light: #333333;

  /* Dimensiones y Espaciado */
  --header-height: 70px;
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --container-width: 900px;
}

/* Scroll suave y compensación del header fijo */
html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 20px);
}

/* =========================================
   2. RESET & BASE
   ========================================= */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: 'Montserrat', sans-serif;
  background-color: var(--bg);
  color: var(--text);
  overflow-x: hidden; /* Evita scroll horizontal accidental */
  padding-top: var(--header-height);
  line-height: 1.5;
}

h1, h2, h3 {
  color: var(--brand);
  line-height: 1.2;
}

a {
  text-decoration: none;
  color: inherit;
  transition: 0.2s ease;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* =========================================
   3. LAYOUT (Estructura General)
   ========================================= */

/* Header */
header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 40px;
  height: var(--header-height);
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 100;
}

header img {
  height: 40px;
  width: auto;
}

nav a {
  color: var(--text);
  margin-left: 20px;
  font-weight: 600;
  font-size: 0.95rem;
}

nav a:hover {
  color: var(--brand);
}

/* Contenedor General */
.container {
  max-width: var(--container-width);
  margin: 40px auto;
  padding: 0 20px;
}

/* Footer */
footer {
  text-align: center;
  color: var(--muted);
  padding: 30px 20px;
  border-top: 1px solid var(--border);
  font-size: 0.85rem;
  margin-top: 50px;
}

/* Corrección para que los logos del header queden en fila */
header .logos {
  display: flex;       /* Los obliga a ponerse uno al lado del otro */
  gap: 20px;           /* Espacio entre los dos logos */
  align-items: center; /* Los centra verticalmente */
}

/* =========================================
   4. COMPONENTES (Botones, Forms, Cards)
   ========================================= */

/* Botones */
.btn, 
button[type="submit"],
.cta-btn {
  display: inline-block;
  background: var(--brand);
  color: #000;
  font-weight: 700;
  border: none;
  padding: 12px 24px;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all 0.2s ease;
  font-size: 1rem;
  text-align: center;
}

.btn:hover, 
button[type="submit"]:hover,
.cta-btn:hover {
  background: var(--brand-hover);
  transform: translateY(-2px); /* Pequeño efecto de elevación */
  box-shadow: 0 4px 12px rgba(45, 179, 74, 0.2);
}

.btn:active, 
button[type="submit"]:active {
  transform: scale(0.98);
}

.btn:disabled,
button[type="submit"]:disabled {
  background: var(--muted);
  cursor: not-allowed;
  transform: none;
}

/* Tarjetas (Cards) */
.card, .benefit {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: border-color 0.2s;
}

.card:hover, .benefit:hover {
  border-color: var(--border-light);
}

/* Formularios */
.form-container {
  background: #0f0f0f;
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 32px 24px;
  max-width: 500px; /* Ancho óptimo de lectura */
  margin: 30px auto 60px;
  text-align: center;
  box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}

.form-container h2 {
  margin-bottom: 20px;
  font-size: 1.5rem;
}

form input {
  width: 100%;
  margin: 8px 0;
  padding: 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-light);
  background: var(--bg-input);
  color: var(--text);
  font-size: 16px; /* <--- CAMBIO CLAVE: Fijo en 16px para evitar zoom en iPhone */
  transition: border-color 0.2s, box-shadow 0.2s;
  outline: none;
}

form input:focus {
  border-color: var(--brand);
  box-shadow: 0 0 0 2px rgba(45, 179, 74, 0.2);
}

form button {
  width: 100%;
  margin-top: 16px;
}

/* Grillas */
.grid3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
  margin-top: 30px;
}

.benefits {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 18px;
  max-width: 900px;
  margin: 40px auto;
  padding: 0 20px;
  text-align: center;
}

.benefit h3 {
  font-size: 1.1rem;
  margin-bottom: 8px;
}
.benefit p {
  color: var(--muted);
  font-size: 0.9rem;
}


/* =========================================
   5. SECCIONES ESPECÍFICAS
   ========================================= */

/* Hero General */
.hero {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 40px 20px;
  min-height: 60vh; 
}

/* Modificador: Partner Page (Aloise) */
.partner .hero {
  padding: 40px 20px 10px;
  min-height: auto; /* No forzar altura completa en partner */
}

.partner .hero .logos {
  display: flex;
  gap: 20px;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap; /* Permite que bajen si no entran */
  margin-bottom: 20px;
}

.partner .hero .logos img {
  /* ESCALABILIDAD: Ancho fluido en lugar de fijo */
  width: 100%;
  max-width: 350px; 
  height: auto;
  object-fit: contain;
}

.partner .hero h1 {
  font-size: 2rem;
  margin-bottom: 10px;
}

.partner .hero p {
  font-size: 1.1rem;
  color: var(--muted);
  max-width: 700px;
  margin: 0 auto 20px;
}

/* Página "Sobre Nosotros" (.about) */
.about .container {
  text-align: center;
  max-width: 800px;
}

.about h1 {
  font-size: 2.5rem;
  margin-bottom: 20px;
}

.about h2 {
  font-size: 1.8rem;
  margin-top: 50px;
  margin-bottom: 20px;
}

.about p {
  margin-bottom: 18px;
  color: #d0d0d0;
}


/* =========================================
   6. RESPONSIVE MEDIA QUERIES
   ========================================= */

@media (max-width: 768px) {
  /* Ajuste de Header */
  header {
    padding: 0 20px;
  }
  
  /* Ajuste de Textos */
  .partner .hero h1 {
    font-size: 1.5rem;
  }
  
  .partner .hero .logos img {
    max-width: 200px; /* Logos más chicos en móviles */
  }

  /* Ajuste de Formulario */
  .form-container {
    padding: 24px 16px;
    margin: 20px auto;
  }
  
  .hero {
    padding-top: 20px;
  }
}

/* =========================================
   7. UTILIDADES FORMULARIO
   ========================================= */


/* Capitalización visual: Escribe "juan", se ve "Juan" */
.capitalize {
  text-transform: capitalize;
}

/* Quitar flechitas de input numéricos (Chrome, Safari, Edge, Opera) */
input[type=number]::-webkit-inner-spin-button, 
input[type=number]::-webkit-outer-spin-button { 
  -webkit-appearance: none; 
  margin: 0; 
}

/* Quitar flechitas para Firefox y navegadores estándar */
input[type=number] {
  -moz-appearance: textfield; /* Firefox viejo */
  appearance: textfield;      /* Estándar moderno */
}

/* Feedback visual simple */
/* Borde rojo suave si el dato no cumple el largo o formato */
input:focus:invalid {
  border-color: #ff9999;
}
/* Borde verde suave (brand) si el dato es válido */
input:valid:not(:placeholder-shown) {
  border-color: #2DB34A;
}


/* =========================================
   8. ESTILOS ESPECÍFICOS DE LA HOME
   ========================================= */

/* Logo grande central en la Home */
body.home .hero img { 
  width: 380px; 
  margin-bottom: 20px; 
}

/* Título principal más grande en Home */
body.home .hero h1 { 
  font-size: 2.2rem; /* Aprox 36px */
  margin-bottom: 12px; 
}

/* Párrafo de introducción */
body.home .hero p { 
  font-size: 1.15rem; 
  margin-bottom: 28px; 
  max-width: 580px; 
}

/* Ajustes Responsive para Home */
@media (max-width: 768px) {
  body.home .hero img { width: 200px; }
  body.home .hero h1 { font-size: 1.8rem; }
}