/* Hereda variables de global.css */

/* =========================================
   SISTEMA DE RESPONSIVIDAD FLUIDA
   ========================================= */
:root {
  /* 
       Explicación de clamp(MIN, IDEAL, MAX):
       El navegador elegirá el valor IDEAL (basado en el ancho de pantalla vw),
       pero nunca bajará de MIN ni subirá de MAX.
    */

  /* Títulos */
  --fs-h1: clamp(2rem, 8vw, 3.2rem); /* 32px a 51px */
  --fs-h2: clamp(1.5rem, 6vw, 2.2rem); /* 24px a 35px */
  --fs-h3: clamp(1.2rem, 5vw, 1.5rem); /* 19px a 24px */

  /* Cuerpo de texto */
  --fs-body: clamp(0.95rem, 4vw, 1.1rem); /* 15px a 18px */
  --fs-small: clamp(0.8rem, 3vw, 0.9rem); /* 12px a 14px */

  /* Espaciado Fluido */
  --spacing-container: clamp(20px, 6vw, 30px); /* Márgenes laterales */
  --spacing-section: clamp(50px, 10vh, 80px); /* Separación vertical entre secciones */
}

body {
  -webkit-text-size-adjust: 100%;
  overflow-x: hidden;
}

/* --- Mobile Header & Nav --- */
.mobile-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: clamp(60px, 8vh, 70px); /* Altura fluida */
  background: rgba(30, 30, 30, 0.95);
  backdrop-filter: blur(10px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--spacing-container);
  z-index: 1000;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.mobile-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--color-text);
  font-weight: 800;
  font-size: var(--fs-h3);
}

.mobile-logo img {
  height: clamp(30px, 8vw, 40px); /* Logo escala con la pantalla */
  width: auto;
}

.hamburger-btn {
  background: none;
  border: none;
  color: var(--color-text);
  padding: 5px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hamburger-btn .material-icons {
  font-size: clamp(28px, 8vw, 36px);
}

/* --- Full Screen Mobile Menu --- */
.mobile-menu-overlay {
  position: fixed;
  inset: 0;
  background: var(--color-bg-dark);
  z-index: 999;
  display: flex;
  flex-direction: column;
  padding: 100px var(--spacing-container) 40px;
  transform: translateX(100%);
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.mobile-menu-overlay.active {
  transform: translateX(0);
}

.mobile-nav-list {
  list-style: none;
  padding: 0;
  margin: 0 0 auto 0;
  display: flex;
  flex-direction: column;
  gap: clamp(20px, 4vh, 30px);
}

.mobile-nav-link {
  font-size: clamp(1.5rem, 5vw, 2rem);
  font-weight: 700;
  color: var(--color-text);
  text-decoration: none;
  display: block;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  padding-bottom: 10px;
}

.mobile-auth-buttons {
  display: flex;
  flex-direction: column;
  gap: 15px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 30px;
}

.mobile-auth-buttons .btn {
  width: 100%;
  justify-content: center;
  padding: 15px;
  font-size: 1.1rem;
  border-radius: 12px;
}

/* --- Hero Section --- */
.mobile-hero {
  min-height: 85vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  /* Padding superior dinámico para compensar el header */
  padding: calc(70px + 40px) var(--spacing-container) 60px;
  background-image: linear-gradient(180deg, rgba(30, 30, 30, 0.5), var(--color-bg-dark)), url("/imgs/fondo1.png");
  background-size: cover;
  background-position: center;
}

.mobile-hero h1 {
  font-size: var(--fs-h1);
  line-height: 1.1;
  margin-bottom: 20px;
  text-shadow: 0 4px 20px rgba(0, 0, 0, 0.8);
}

.mobile-hero p {
  font-size: var(--fs-body);
  color: #f0f0f0;
  margin-bottom: 35px;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.8);
  line-height: 1.5;
  max-width: 400px; /* Evita líneas de texto infinitas en tablets */
}

.mobile-hero .btn {
  width: 100%;
  padding: 16px;
  font-size: 1.1rem;
  border-radius: 12px;
  display: flex; /* Fix for button border rendering */
  align-items: center;
  justify-content: center;
  box-sizing: border-box; /* Ensure padding doesn't affect width */
  border: 1px solid rgba(255, 255, 255, 0.2); /* Explicit border */
}

/* --- Unfiltered Banner --- */
.mobile-banner {
  background: #151515;
  padding: 40px var(--spacing-container);
  text-align: center;
  border-bottom: 1px solid #333;
}
.mobile-banner h3 {
  margin: 15px 0 10px;
  color: #fff;
  font-size: var(--fs-h3);
}
.mobile-banner p {
  font-size: var(--fs-body);
  color: #bbb;
  margin: 0;
  line-height: 1.6;
}

/* --- Demo Section (Magic) --- */
.mobile-demo-section {
  padding: var(--spacing-section) var(--spacing-container);
  background: var(--color-bg-dark-alt);
}
.mobile-section-title {
  font-size: var(--fs-h2);
  text-align: center;
  margin-bottom: 10px;
  color: var(--color-text);
}
.mobile-section-subtitle {
  text-align: center;
  color: var(--color-muted);
  margin-bottom: 40px;
  font-size: var(--fs-body);
  opacity: 0.9;
}
.magic-container {
  position: relative;
  width: 100%;
  /* En móviles, cuadrado (1/1) aprovecha mejor el ancho vertical que 16/9 */
  aspect-ratio: 1/1;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.4);
  margin-top: 20px;
}
.magic-container img,
.magic-container video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.play-hint-mobile {
  position: absolute;
  bottom: 15px;
  right: 15px;
  background: rgba(0, 0, 0, 0.85);
  color: var(--color-primary);
  padding: 10px 18px;
  border-radius: 30px;
  font-size: var(--fs-body);
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 8px;
  pointer-events: none;
  opacity: 1;
  transition: opacity 0.3s;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.5);
}

/* --- Use Cases Grid --- */
.mobile-usecases {
  padding: var(--spacing-section) var(--spacing-container);
}
.mobile-usecase-card {
  background: var(--color-card-bg);
  padding: 25px;
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  margin-bottom: 20px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}
.mobile-usecase-icon {
  width: 56px;
  height: 56px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  margin-bottom: 15px;
}
.mobile-usecase-card h4 {
  margin: 0 0 8px;
  font-size: var(--fs-h3);
}
.mobile-usecase-card p {
  margin: 0 0 15px;
  font-size: var(--fs-body);
  color: #bbb;
  line-height: 1.5;
}
.mobile-usecase-list {
  padding-left: 0;
  list-style: none;
  margin: 0;
  color: #ccc;
  font-size: var(--fs-body);
}
.mobile-usecase-list li {
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.mobile-usecase-list li::before {
  content: "check_circle";
  font-family: "Material Icons";
  color: var(--color-primary);
  font-size: 1.2rem;
}

/* --- Styles Gallery (Grid 2 Col) --- */
.mobile-gallery {
  padding: var(--spacing-section) var(--spacing-container);
  background: var(--color-bg-dark-alt);
}
.mobile-gallery-grid {
  display: grid;
  /* Grid que se adapta: en pantallas muy pequeñas 1 col, en normales 2 col */
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 15px;
  margin-top: 30px;
}
.mobile-gallery-item {
  position: relative;
  aspect-ratio: 3/4; /* Vertical */
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}
.mobile-gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.mobile-gallery-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.9), transparent);
  color: #fff;
  font-size: var(--fs-small);
  font-weight: 600;
  padding: 20px 5px 10px;
  text-align: center;
}

/* --- Features List --- */
.mobile-features {
  padding: var(--spacing-section) var(--spacing-container);
}
.mobile-feature-item {
  display: flex;
  gap: 20px;
  margin-bottom: 25px;
  background: rgba(255, 255, 255, 0.03);
  padding: 20px;
  border-radius: 16px;
  align-items: flex-start;
}
.mobile-feature-item h4 {
  font-size: var(--fs-h3);
  margin: 0 0 5px 0;
}
.mobile-feature-item p {
  font-size: var(--fs-body);
  line-height: 1.5;
  color: #aaa;
  margin: 0;
}

/* --- Footer --- */
.mobile-footer {
  padding: 50px var(--spacing-container);
  text-align: center;
  border-top: 1px solid #333;
  background: #101010;
}
.mobile-footer-links {
  display: flex;
  justify-content: center;
  gap: 30px;
  margin-bottom: 30px;
}
.mobile-footer-links a {
  color: #aaa;
  transform: scale(1.2);
  display: block;
}
.switch-link {
  display: inline-block;
  margin-top: 25px;
  color: #665;
  text-decoration: none;
  font-size: var(--fs-small);
  padding: 10px 20px;
  border: 1px solid #333;
  border-radius: 30px;
}

/* --- Ajustes para pantallas MUY pequeñas (iPhone SE, Fold cerrado) --- */
@media (max-width: 360px) {
  .mobile-hero h1 {
    font-size: 2rem; /* Forzar un poco más pequeño si clamp no baja suficiente */
  }
  .mobile-gallery-grid {
    grid-template-columns: 1fr; /* Una sola columna para galería */
  }
}