/* ============================================
   OMNI — Section Styles (sections.css)
   Estilos específicos por sección
   ============================================ */

/* ═══ NAVBAR ═══ */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: var(--z-fixed);
  height: var(--navbar-height);
  display: flex; align-items: center;
  background: rgba(11,16,38,0.7);
  backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(197,160,89,0.08);
  transition: background var(--transition-base), border-color var(--transition-base);
}
.navbar.is-scrolled {
  background: rgba(11,16,38,0.95);
  border-bottom-color: rgba(197,160,89,0.15);
}
.navbar__inner {
  display: flex; align-items: center; justify-content: space-between;
  width: 100%; max-width: var(--container-max);
  margin: 0 auto; padding: 0 var(--container-padding);
}
.navbar__logo img { height: 40px; width: auto; }
.navbar__links {
  display: flex; align-items: center; gap: var(--space-8);
  list-style: none;
}
.navbar__link {
  font-family: var(--font-body); font-size: var(--text-base); font-weight: 500;
  color: var(--color-text-secondary); transition: color var(--transition-fast);
  text-decoration: none; position: relative;
}
.navbar__link::after {
  content: ''; position: absolute; bottom: -4px; left: 0;
  width: 0; height: 1px; background: var(--color-accion);
  transition: width var(--transition-base);
}
.navbar__link:hover { color: var(--color-text-primary); }
.navbar__link:hover::after { width: 100%; }
.navbar__link.is-active { color: var(--color-oro); }
.navbar__link.is-active::after { width: 100%; background: var(--color-oro); }

.navbar__actions { display: flex; align-items: center; gap: var(--space-4); }
.navbar__cart {
  position: relative; background: none; border: none; cursor: pointer;
  color: var(--color-text-secondary); font-size: 20px;
  transition: color var(--transition-fast); padding: var(--space-2);
}
.navbar__cart:hover { color: var(--color-oro); }
.navbar__cart-count {
  position: absolute; top: 0; right: -2px;
  width: 18px; height: 18px; border-radius: var(--radius-full);
  background: var(--color-accion); color: #fff;
  font-family: var(--font-ui); font-size: 10px; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
}

/* Mobile menu toggle */
.navbar__hamburger {
  display: none; flex-direction: column; gap: 5px;
  background: none; border: none; cursor: pointer; padding: var(--space-2);
}
.navbar__hamburger span {
  display: block; width: 24px; height: 2px;
  background: var(--color-text-primary);
  transition: all var(--transition-base);
}

/* Mobile menu overlay */
.mobile-menu {
  position: fixed; inset: 0; z-index: var(--z-overlay);
  background: rgba(5,5,5,0.97);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: var(--space-8); opacity: 0; pointer-events: none;
  transition: opacity var(--transition-base);
}
.mobile-menu.is-open { opacity: 1; pointer-events: all; }
.mobile-menu__link {
  font-family: var(--font-display); font-size: var(--text-2xl); font-weight: 700;
  color: var(--color-text-primary); text-decoration: none;
  transition: color var(--transition-fast);
}
.mobile-menu__link:hover { color: var(--color-accion); }
.mobile-menu__close {
  position: absolute; top: var(--space-6); right: var(--space-6);
  background: none; border: none; color: var(--color-text-primary);
  font-size: 28px; cursor: pointer;
}

@media (max-width: 768px) {
  .navbar__links { display: none; }
  .navbar__hamburger { display: flex; }
  .navbar__actions .btn { display: none; }
}

/* ═══ HERO ═══ */
.hero {
  min-height: 100vh; display: flex; align-items: center; justify-content: center;
  text-align: center; position: relative; overflow: hidden;
  padding: var(--space-32) var(--container-padding) var(--space-16);
  background: var(--gradient-hero);
}
.hero::before {
  content: ''; position: absolute; inset: 0;
  background: var(--gradient-nebula); z-index: 0;
}
/* Particle/star effect */
.hero::after {
  content: ''; position: absolute; inset: 0;
  background-image:
    radial-gradient(1px 1px at 15% 25%, rgba(197,160,89,0.4) 50%, transparent 100%),
    radial-gradient(1px 1px at 45% 65%, rgba(255,109,0,0.3) 50%, transparent 100%),
    radial-gradient(1.5px 1.5px at 75% 15%, rgba(176,196,222,0.5) 50%, transparent 100%),
    radial-gradient(1px 1px at 25% 80%, rgba(197,160,89,0.3) 50%, transparent 100%),
    radial-gradient(1px 1px at 85% 45%, rgba(255,109,0,0.2) 50%, transparent 100%),
    radial-gradient(1.5px 1.5px at 55% 35%, rgba(176,196,222,0.4) 50%, transparent 100%),
    radial-gradient(1px 1px at 35% 55%, rgba(197,160,89,0.2) 50%, transparent 100%),
    radial-gradient(1px 1px at 65% 90%, rgba(176,196,222,0.3) 50%, transparent 100%);
  z-index: 0; animation: starTwinkle 8s ease-in-out infinite alternate;
}
.hero__content { position: relative; z-index: 1; max-width: 800px; }
.hero__logo { width: 100px; height: auto; margin: 0 auto var(--space-8); filter: drop-shadow(0 0 30px rgba(197,160,89,0.3)); animation: float 6s ease-in-out infinite; }
.hero__title { margin-bottom: var(--space-6); }
.hero__title span { color: var(--color-oro); }
.hero__subtitle {
  font-family: var(--font-body); font-size: var(--text-xl); font-style: italic;
  color: var(--color-text-secondary); max-width: 600px;
  margin: 0 auto var(--space-10); line-height: 1.8;
}
.hero__cta { margin-bottom: var(--space-8); }
.hero__social-proof {
  font-family: var(--font-ui); font-size: var(--text-sm);
  color: var(--color-text-muted); letter-spacing: 0.05em;
}
.hero__social-proof span { color: var(--color-oro); }
.hero__scroll {
  position: absolute; bottom: var(--space-8); left: 50%;
  transform: translateX(-50%); text-align: center;
  z-index: 1;
}
.hero__scroll-text {
  font-family: var(--font-ui); font-size: var(--text-xs);
  color: var(--color-text-muted); letter-spacing: 0.1em;
  text-transform: uppercase; margin-bottom: var(--space-2); display: block;
}
.hero__scroll-arrow {
  display: block; margin: 0 auto; color: var(--color-oro);
  animation: scrollBounce 2s ease-in-out infinite; font-size: 20px;
}

/* ═══ PROBLEMA / SOLUCIÓN ═══ */
.problema { background: var(--color-bg-primary); position: relative; }
.problema__card {
  position: relative;
  background: rgba(26, 21, 37, 0.4);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(197, 160, 89, 0.1);
  border-radius: var(--radius-2xl);
  padding: var(--space-10) var(--space-6);
  text-align: center;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  z-index: 1;
  transition: all var(--transition-slow);
}
.problema__card:hover {
  border-color: rgba(197, 160, 89, 0.4);
  transform: translateY(-8px);
  box-shadow: 0 20px 40px rgba(0,0,0,0.6), inset 0 0 0 1px rgba(197, 160, 89, 0.1);
}
.problema__glow {
  position: absolute; top: 50%; left: 50%;
  width: 200px; height: 200px;
  background: var(--color-accion);
  border-radius: 50%; filter: blur(80px);
  opacity: 0.05; transform: translate(-50%, -50%);
  transition: all var(--transition-slow);
  z-index: -1; pointer-events: none;
}
.problema__card:hover .problema__glow {
  opacity: 0.2; transform: translate(-50%, -50%) scale(1.2);
  background: var(--color-oro);
}
.problema__state {
  display: flex; flex-direction: column; align-items: center; gap: var(--space-3);
}
.problema__state--before {
  opacity: 0.8; transition: all var(--transition-base);
}
.problema__card:hover .problema__state--before {
  opacity: 0.4; filter: grayscale(100%);
}
.problema__icon-wrapper {
  width: 56px; height: 56px; border-radius: 50%;
  background: var(--color-cosmos);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.8rem; border: 1px dashed rgba(255,255,255,0.2);
  margin-bottom: var(--space-2);
  transition: border-color var(--transition-base);
}
.problema__card:hover .problema__icon-wrapper {
  border-color: rgba(197, 160, 89, 0.3);
}
.problema__text {
  font-family: var(--font-body); font-size: var(--text-sm);
  color: var(--color-text-secondary); text-transform: uppercase;
  letter-spacing: 0.05em; line-height: 1.4;
}
.problema__transition {
  display: flex; flex-direction: column; align-items: center;
  margin: var(--space-6) 0; gap: var(--space-2);
}
.problema__line {
  width: 1px; height: 30px;
  background: linear-gradient(to bottom, transparent, var(--color-accion), transparent);
  transition: background var(--transition-base);
}
.problema__card:hover .problema__line {
  background: linear-gradient(to bottom, transparent, var(--color-oro), transparent);
}
.problema__spark {
  color: var(--color-accion); font-size: 1.2rem;
  animation: pulseSpark 2s ease-in-out infinite;
  transition: color var(--transition-base);
}
.problema__card:hover .problema__spark { color: var(--color-oro); }
@keyframes pulseSpark {
  0%, 100% { transform: scale(1) rotate(0deg); opacity: 0.6; filter: drop-shadow(0 0 2px currentColor); }
  50% { transform: scale(1.5) rotate(180deg); opacity: 1; filter: drop-shadow(0 0 10px currentColor); }
}
.problema__state--after { padding-top: var(--space-2); }
.problema__text-highlight {
  font-family: var(--font-display); font-size: var(--text-xl);
  font-weight: 700; color: var(--color-oro); line-height: 1.3;
  text-shadow: 0 0 10px rgba(197, 160, 89, 0);
  transition: all var(--transition-slow);
}
.problema__card:hover .problema__text-highlight {
  text-shadow: 0 0 20px rgba(197, 160, 89, 0.4);
  transform: scale(1.05); color: #fff;
}

/* ═══ COLECCIONES ═══ */
.colecciones { background: var(--color-bg-primary); }

@media (max-width: 768px) {
  .collections-grid {
    display: grid !important;
    grid-template-columns: repeat(3, 1fr) !important;
    gap: var(--space-2) !important;
  }
}

/* ═══ TIENDA (Marketplace) ═══ */
.tienda { background: var(--color-amatista); }
.tienda__header { margin-bottom: var(--space-4); }
.tienda__subtitle { color: var(--color-text-muted); font-family: var(--font-ui); font-size: var(--text-sm); text-transform: uppercase; letter-spacing: 0.1em; }

/* ═══ TESTIMONIOS ═══ */
.testimonios { background: var(--color-bg-primary); }

/* ═══ CÍRCULO (Newsletter) ═══ */
.circulo {
  background: var(--gradient-cosmos); position: relative; overflow: hidden;
}
.circulo::before {
  content: ''; position: absolute; inset: 0;
  background: var(--gradient-nebula); opacity: 0.5;
}
.circulo__content { position: relative; z-index: 1; text-align: center; }

/* ═══ FAQ ═══ */
.faq-section { background: var(--color-bg-primary); }

/* ═══ FOOTER ═══ */
.footer { background: var(--color-akasha); padding: var(--space-16) 0 var(--space-8); position: relative; }
.footer__line {
  position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: var(--gradient-footer-line);
}
.footer__inner { text-align: center; }
.footer__logo { width: 60px; height: auto; margin: 0 auto var(--space-6); opacity: 0.8; }
.footer__links {
  display: flex; justify-content: center; flex-wrap: wrap;
  gap: var(--space-6); margin-bottom: var(--space-8); list-style: none;
}
.footer__link {
  font-family: var(--font-ui); font-size: var(--text-sm);
  color: var(--color-text-muted); text-decoration: none;
  transition: color var(--transition-fast);
}
.footer__link:hover { color: var(--color-oro); }
.footer__socials {
  display: flex; justify-content: center; gap: var(--space-6);
  margin-bottom: var(--space-8);
}
.footer__social {
  width: 40px; height: 40px; border-radius: var(--radius-full);
  border: 1px solid var(--color-border); display: flex;
  align-items: center; justify-content: center;
  color: var(--color-text-muted); text-decoration: none;
  transition: all var(--transition-fast); font-size: 18px;
}
.footer__social:hover { border-color: var(--color-oro); color: var(--color-oro); background: rgba(197,160,89,0.08); }
.footer__legal {
  font-family: var(--font-ui); font-size: var(--text-xs);
  color: var(--color-plata); letter-spacing: 0.15em;
  text-transform: uppercase; opacity: 0.6;
}

/* ════════════════════════════════════════════
   FASE 2 — INTERACTIVIDAD
════════════════════════════════════════════ */

/* ═══ HAMBURGER → X ANIMATION ═══ */
.navbar__hamburger.is-active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.navbar__hamburger.is-active span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}
.navbar__hamburger.is-active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile menu: slide-in desde arriba */
.mobile-menu {
  transform: translateY(-20px);
  transition: opacity var(--transition-base), transform var(--transition-base);
}
.mobile-menu.is-open {
  opacity: 1;
  pointer-events: all;
  transform: translateY(0);
}

/* ═══ SCROLL TO TOP BUTTON ═══ */
.scroll-to-top {
  position: fixed;
  bottom: var(--space-8);
  right: var(--space-6);
  z-index: var(--z-fixed);
  width: 44px;
  height: 44px;
  border-radius: var(--radius-full);
  border: 1px solid rgba(197, 160, 89, 0.3);
  background: rgba(11, 16, 38, 0.85);
  backdrop-filter: blur(10px);
  color: var(--color-oro);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transform: translateY(12px);
  transition: opacity 0.3s ease, transform 0.3s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}
.scroll-to-top.is-visible {
  opacity: 1;
  pointer-events: all;
  transform: translateY(0);
}
.scroll-to-top:hover {
  border-color: var(--color-oro);
  box-shadow: 0 0 18px rgba(197, 160, 89, 0.3);
}

/* ═══ GRID PRODUCTS VARIANTS ═══ */
.grid-products--compact {
  grid-template-columns: repeat(4, 1fr) !important;
}
.grid-products--wide {
  grid-template-columns: repeat(3, 1fr) !important;
}
@media (max-width: 768px) {
  .grid-products--compact { grid-template-columns: repeat(2, 1fr) !important; }
  .grid-products--wide    { grid-template-columns: repeat(2, 1fr) !important; }
}

/* ═══ FAQ OPEN STATE ═══ */
.faq-item__header {
  cursor: pointer;
}
.faq-item.is-open .faq-item__header {
  color: var(--color-oro);
}
.faq-item.is-open {
  border-color: rgba(197, 160, 89, 0.25);
  background: rgba(197, 160, 89, 0.03);
}
.faq-item__icon {
  display: inline-block;
  transition: transform var(--transition-base), color var(--transition-base);
  font-size: 1.4rem;
  line-height: 1;
  color: var(--color-accion);
}
.faq-item.is-open .faq-item__icon {
  color: var(--color-oro);
}