/* ============================================================
   base.css — Tipografías, contenedor base y utilidades genéricas
   ============================================================ */

/* === Box sizing y comportamientos globales === */
html {
  box-sizing: border-box;
  scroll-behavior: smooth;
  font-size: 16px; /* 1rem = 16px */
}
*, *::before, *::after {
  box-sizing: inherit;
}

/* === Reset ligero de márgenes === */
body, h1, h2, h3, h4, h5, h6, p, figure, blockquote, dl, dd {
  margin: 0;
}

/* === Tipografía base === */
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  line-height: 1.6;
  color: var(--text-white);
  background: var(--gradient-secondary);
  background-attachment: fixed;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  min-height: 100vh;
}

/* Partículas de fondo animadas */
body::before {
  content: '';
  position: fixed;
  top: 0; left: 0; width: 100%; height: 100%;
  background:
    radial-gradient(circle at 20% 30%, rgba(99,102,241,0.1) 0%, transparent 40%),
    radial-gradient(circle at 80% 20%, rgba(139,92,246,0.08) 0%, transparent 40%),
    radial-gradient(circle at 40% 70%, rgba(6,182,212,0.06) 0%, transparent 40%),
    radial-gradient(circle at 90% 80%, rgba(16,185,129,0.05) 0%, transparent 40%);
  pointer-events: none;
  z-index: -1;
  animation: particleFloat 15s ease-in-out infinite;
}
@keyframes particleFloat {
  0%,100% { opacity:1; transform:translateY(0) scale(1); }
  50%     { opacity:0.8; transform:translateY(-10px) scale(1.05); }
}

/* === Encabezados === */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--space-md);
  color: var(--text-white);
}

/* === Párrafos === */
p {
  margin-bottom: var(--space-md);
  color: var(--text-gray);
}

/* === Enlaces === */
a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition);
}
a:hover {
  color: var(--primary-purple);
  text-decoration: underline;
}

/* === Imágenes y medios === */
img, picture, video, canvas, svg {
  display: block;
  max-width: 100%;
  height: auto;
}

/* === Listas === */
ul, ol {
  margin-bottom: var(--space-md);
  padding-left: var(--space-lg);
}
ul { list-style: disc; }
ol { list-style: decimal; }

/* === Tablas === */
table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: var(--space-2xl);
}
th, td {
  padding: var(--space-sm);
  border-bottom: 1px solid var(--glass-border);
}

/* === Formularios básicos === */
input, button, select, textarea {
  font-family: inherit;
  font-size: inherit;
  line-height: inherit;
}
button {
  cursor: pointer;
}

/* === Contenedor global === */
.container {
  width: 100%;
  max-width: 1400px;
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-lg);
  padding-right: var(--space-lg);
}

/* === Botón genérico === */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-lg);
  border: none;
  border-radius: var(--radius-sm);
  background: var(--glass-bg);
  color: var(--text-white);
  font-weight: 600;
  transition: var(--transition);
}
.btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-card);
}

.btn-outline {
  background: transparent;
  border: 2px solid var(--glass-border);
}

.btn-primary {
  background: var(--gradient-main);
  border-color: transparent;
}

/* === Utilidades rápidas === */
.text-center { text-align: center !important; }
.hidden      { display: none !important; }
.visible     { display: block !important; }
.float-left  { float: left !important; }
.float-right { float: right !important; }
.clearfix::after {
  content: "";
  display: table;
  clear: both;
}

/* === Helpers de espacio === */
.mt-xs { margin-top: var(--space-xs); }
.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mt-xl { margin-top: var(--space-xl); }

.mb-xs { margin-bottom: var(--space-xs); }
.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.mb-xl { margin-bottom: var(--space-xl); }

.pt-xs { padding-top: var(--space-xs); }
.pt-sm { padding-top: var(--space-sm); }
.pt-md { padding-top: var(--space-md); }
.pt-lg { padding-top: var(--space-lg); }
.pt-xl { padding-top: var(--space-xl); }

.pb-xs { padding-bottom: var(--space-xs); }
.pb-sm { padding-bottom: var(--space-sm); }
.pb-md { padding-bottom: var(--space-md); }
.pb-lg { padding-bottom: var(--space-lg); }
.pb-xl { padding-bottom: var(--space-xl); }

/* === Hero Section === */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  position: relative;
  overflow: hidden;
  padding: var(--space-2xl) 0;
  margin-top: 80px;
}
.hero::before {
  content: '';
  position: absolute;
  top:0; left:0; right:0; bottom:0;
  background: radial-gradient(circle at center, rgba(99,102,241,0.1) 0%, transparent 70%);
  animation: heroGlow 8s ease-in-out infinite;
}
@keyframes heroGlow {
  0%,100% { opacity:0.5; transform:scale(1); }
  50%     { opacity:1;   transform:scale(1.1); }
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 900px;
}
.hero h1 {
  font-size: clamp(2.5rem,8vw,5rem);
  font-weight: 900;
  margin-bottom: var(--space-lg);
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1.1;
  letter-spacing: -0.02em;
}
.hero p {
  font-size: clamp(1.1rem,4vw,1.3rem);
  color: var(--text-gray);
  margin-bottom: var(--space-2xl);
  font-weight: 400;
  max-width: 600px;
  margin-inline: auto;
}
.hero-buttons {
  display: flex;
  gap: var(--space-lg);
  justify-content: center;
  flex-wrap: wrap;
}

/* === Section Titles === */
.section-title {
  font-size: clamp(2rem,5vw,3rem);
  font-weight: 900;
  text-align: center;
  margin-bottom: var(--space-2xl);
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* ====================================================
   FIX SWIPER ARROWS EN MÓVIL (dentro de detalle.php)
   ==================================================== */
@media (max-width: 768px) {
  .product-detail-section .swiper-button-prev,
  .product-detail-section .swiper-button-next {
    display: flex !important;
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 2.5rem;
    height: 2.5rem;
    opacity: 0.8;
    z-index: 20;
    background: rgba(0,0,0,0.2);
    border-radius: 50%;
    align-items: center;
    justify-content: center;
  }
  .product-detail-section .swiper-button-prev {
    left: 0.5rem;
  }
  .product-detail-section .swiper-button-next {
    right: 0.5rem;
  }
}