/* ============================================================
   DIGITALBELL 2027 — Sistema visual "IA Bio-luminiscente"
   Compartido entre la portada y todas las páginas de producto.
   ============================================================ */

:root {
  --bg: #050a07;
  --bg2: #090f0c;
  --surface: #0d1712;
  --surface2: #13201a;
  --border: rgba(182, 255, 60, 0.14);
  --border-strong: rgba(182, 255, 60, 0.32);
  --accent: #b6ff3c;
  --accent2: #00e5c9;
  --accent-glow: rgba(182, 255, 60, 0.28);
  --accent2-glow: rgba(0, 229, 201, 0.25);
  --text: #eafbea;
  --muted: #8ba79a;
  --white: #ffffff;
}

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

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
  max-width: 100%;
  text-size-adjust: 100%;
  -webkit-text-size-adjust: 100%;
  -moz-text-size-adjust: 100%;
}

body {
  font-family: 'Inter', sans-serif;
  background: var(--bg);
  color: var(--text);
  overflow-x: hidden;
  line-height: 1.65;
  overflow-wrap: break-word;
  word-wrap: break-word;
  text-size-adjust: 100%;
  -webkit-text-size-adjust: 100%;
  -moz-text-size-adjust: 100%;
}

::selection { background: var(--accent); color: #05100a; }

::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--accent); border-radius: 4px; }

a { color: inherit; }

.display {
  font-family: 'Big Shoulders Display', sans-serif;
  font-weight: 900;
  letter-spacing: -0.01em;
}

.mono-label {
  font-family: 'Space Grotesk', sans-serif;
}

/* ── BANNER PROMOCIONAL (portada) ──
   Franja fina justo debajo del nav fijo (por eso el margin-top:76px, la misma
   altura del nav) para promocionar contenido puntual, p.ej. el Observatorio. */
.promo-banner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-top: 76px;
  padding: 12px 20px;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  color: #05100a;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 0.88rem;
  text-decoration: none;
  text-align: center;
  position: relative;
  z-index: 10;
  transition: opacity 0.2s;
}
.promo-banner:hover { opacity: 0.9; }

@media (max-width: 600px) {
  .promo-banner { font-size: 0.78rem; padding: 10px 16px; }
}

/* ── FONDO DE PARTÍCULAS ── */
.particles {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.particle {
  position: absolute;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--accent);
  opacity: 0.7;
  box-shadow: 0 0 14px 3px var(--accent-glow);
  animation: floatParticle linear infinite;
}

@keyframes floatParticle {
  0% { transform: translateY(0) translateX(0); opacity: 0; }
  10% { opacity: 0.85; }
  90% { opacity: 0.85; }
  100% { transform: translateY(-110vh) translateX(30px); opacity: 0; }
}

@media (prefers-reduced-motion: reduce) {
  .particle { animation: none; display: none; }
}

/* ── NAV ── */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 0 40px;
  height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(5, 10, 7, 0.75);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  transition: background 0.3s;
}

.nav-logo {
  font-family: 'Big Shoulders Display', sans-serif;
  font-size: 1.7rem;
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--white);
  text-decoration: none;
}

.nav-logo span {
  color: var(--accent);
  text-shadow: 0 0 18px var(--accent-glow);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
  list-style: none;
}

.nav-links a {
  color: var(--muted);
  text-decoration: none;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.9rem;
  font-weight: 500;
  transition: color 0.2s;
}

.nav-links a:hover { color: var(--white); }

.nav-dropdown { position: relative; }

.nav-dropdown-panel {
  position: absolute;
  top: calc(100% + 18px);
  left: 50%;
  transform: translateX(-50%) translateY(-8px);
  width: 560px;
  max-width: 90vw;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 20px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 6px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s, transform 0.2s, visibility 0.2s;
  box-shadow: 0 30px 80px rgba(0,0,0,0.5);
}

.nav-dropdown:hover .nav-dropdown-panel,
.nav-dropdown:focus-within .nav-dropdown-panel {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.nav-dropdown-panel a {
  display: block;
  padding: 8px 12px;
  border-radius: 8px;
  font-size: 0.85rem;
  color: var(--muted);
}

.nav-dropdown-panel a:hover {
  background: rgba(182,255,60,0.08);
  color: var(--accent);
}

.nav-cta {
  padding: 11px 26px;
  background: var(--accent);
  color: #05100a;
  border: none;
  border-radius: 8px;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.875rem;
  font-weight: 700;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.2s;
  box-shadow: 0 0 24px var(--accent-glow);
}

.nav-cta:hover {
  background: #cbff6e;
  transform: translateY(-1px);
  box-shadow: 0 0 36px var(--accent-glow);
}

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  width: 40px;
  height: 40px;
  font-size: 1.1rem;
  cursor: pointer;
}

@media (max-width: 900px) {
  nav { padding: 0 20px; }
  .nav-links { display: none; }
  .nav-toggle { display: block; }
  .nav-links.mobile-open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 76px; left: 0; right: 0;
    background: rgba(5,10,7,0.97);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    padding: 24px;
    gap: 20px;
    align-items: flex-start;
  }
  .nav-dropdown-panel {
    position: static;
    transform: none;
    width: 100%;
    opacity: 1;
    visibility: visible;
    display: none;
    grid-template-columns: 1fr;
    box-shadow: none;
    margin-top: 12px;
  }
  .nav-dropdown.mobile-expanded .nav-dropdown-panel { display: grid; }

  .hero { padding: 120px 20px 70px; }
  .hero-content { max-width: 100%; }
}

@media (max-width: 480px) {
  .hero { padding: 110px 16px 60px; }
  section { padding: 56px 16px; }
  .contact-form { padding: 28px 20px; }
  .testimonial-card { padding: 28px 20px; }
  .security-banner { padding: 20px 16px; }
  .card { padding: 24px 20px; }
  .catalog-grid,
  .testimonial-grid,
  .stats-grid,
  .blog-grid {
    grid-template-columns: 1fr;
  }
}

/* ── HERO (genérico, portada y páginas de producto) ── */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  position: relative;
  padding: 140px 40px 100px;
  overflow: hidden;
  z-index: 1;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 50% -10%, rgba(182,255,60,0.24) 0%, transparent 70%),
    radial-gradient(ellipse 60% 50% at 85% 85%, rgba(0,229,201,0.2) 0%, transparent 60%);
  z-index: -1;
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(182,255,60,0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(182,255,60,0.08) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse at center, black 25%, transparent 75%);
  z-index: -1;
}

.hero-content { position: relative; max-width: 920px; margin: 0 auto; min-width: 0; width: 100%; }
.hero-badge { margin-bottom: 32px; }

.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.3rem);
  color: var(--muted);
  max-width: 620px;
  margin: 0 auto 48px;
  font-weight: 400;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

.back-to-catalog-link {
  display: inline-block;
  margin-top: 28px;
  color: var(--muted);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.85rem;
  text-decoration: none;
  transition: color 0.2s;
}
.back-to-catalog-link:hover { color: var(--accent); }

.hero-scroll-hint {
  margin-top: 56px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.scroll-line {
  width: 1px;
  height: 48px;
  background: linear-gradient(to bottom, var(--accent), transparent);
  animation: scrollDown 2s ease-in-out infinite;
}

@keyframes scrollDown {
  0% { transform: scaleY(0); transform-origin: top; }
  50% { transform: scaleY(1); transform-origin: top; }
  51% { transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ── STATS ── */
.stats {
  padding: 72px 40px;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: var(--bg2);
  position: relative;
  z-index: 1;
}

.stats-grid {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

.stat-item {
  text-align: center;
  padding: 28px 24px;
  border-right: 1px solid var(--border);
}
.stat-item:last-child { border-right: none; }

.stat-number {
  font-family: 'Big Shoulders Display', sans-serif;
  font-size: 3.2rem;
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--accent);
  text-shadow: 0 0 24px var(--accent-glow);
  display: block;
}

.stat-label {
  color: var(--muted);
  font-size: 0.875rem;
  margin-top: 6px;
  font-weight: 500;
}

@media (max-width: 900px) {
  .stats { padding: 48px 24px; }
  .stat-item { border-right: none; border-bottom: 1px solid var(--border); }
  .stat-item:last-child { border-bottom: none; }
}

/* ── CATÁLOGO DE PRODUCTOS ── */
.catalog-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
  margin-bottom: 20px;
}

.catalog-filters.categories { margin-bottom: 52px; }

.catalog-search-row {
  position: relative;
  z-index: 50;
  max-width: 640px;
  margin: 0 auto 52px;
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}

.catalog-grid { position: relative; z-index: 1; }

.catalog-search {
  flex: 1 1 320px;
  max-width: 380px;
  position: relative;
  display: flex;
  align-items: center;
}

.catalog-search-icon {
  position: absolute;
  left: 18px;
  font-size: 0.95rem;
  opacity: 0.6;
  pointer-events: none;
}

.catalog-search input {
  width: 100%;
  padding: 13px 18px 13px 44px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 100px;
  color: var(--text);
  font-family: 'Inter', sans-serif;
  font-size: 0.92rem;
  outline: none;
  transition: border-color 0.2s;
}

.catalog-search input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-glow); }
.catalog-search input::placeholder { color: var(--muted); }

/* Desplegable de categorías a medida (mismo estilo que el menú "Productos" del nav) */
.catalog-category-dropdown { position: relative; flex: 0 0 auto; }

.catalog-category-toggle {
  display: flex;
  align-items: center;
  gap: 10px;
  height: 100%;
  padding: 13px 20px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 100px;
  color: var(--text);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  transition: border-color 0.2s;
}

.catalog-category-toggle:hover,
.catalog-category-toggle[aria-expanded="true"] { border-color: var(--border-strong); }

.catalog-category-arrow {
  color: var(--accent);
  font-size: 0.7rem;
  transition: transform 0.2s;
}

.catalog-category-toggle[aria-expanded="true"] .catalog-category-arrow { transform: rotate(180deg); }

.catalog-category-panel {
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  width: 300px;
  max-width: 90vw;
  max-height: 360px;
  overflow-y: auto;
  background: rgba(9, 15, 12, 0.98);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-strong);
  border-radius: 16px;
  padding: 8px;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.75), 0 0 0 1px rgba(0, 0, 0, 0.4);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: opacity 0.2s, transform 0.2s, visibility 0.2s;
  z-index: 100;
}

.catalog-category-panel.open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.catalog-category-option {
  display: block;
  width: 100%;
  text-align: left;
  padding: 10px 14px;
  background: none;
  border: none;
  border-radius: 8px;
  color: var(--muted);
  font-family: 'Inter', sans-serif;
  font-size: 0.88rem;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
}

.catalog-category-option:hover { background: rgba(182, 255, 60, 0.08); color: var(--text); }
.catalog-category-option.active { color: var(--accent); font-weight: 600; }

@media (max-width: 600px) {
  .catalog-filters { margin-bottom: 12px; gap: 8px; }
  .catalog-filters.categories { margin-bottom: 0; }
  .catalog-search-row {
    flex-direction: column;
    gap: 10px;
    margin-bottom: 36px;
  }
  .catalog-search { flex: 0 0 auto; max-width: 100%; }
  .catalog-category-dropdown { width: 100%; }
  .catalog-category-toggle { width: 100%; justify-content: space-between; }
  .catalog-category-panel { left: 0; right: 0; width: 100%; }
}

.filter-chip {
  padding: 9px 18px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 100px;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--muted);
  cursor: pointer;
  transition: all 0.2s;
}

.filter-chip:hover { border-color: var(--border-strong); color: var(--text); }

.filter-chip.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #05100a;
  box-shadow: 0 0 20px var(--accent-glow);
}

.catalog-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 22px;
}

.product-card {
  text-decoration: none;
  color: var(--text);
  display: flex;
  flex-direction: column;
}

.product-card-icon {
  width: 52px; height: 52px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 24px;
  background: rgba(182,255,60,0.1);
  border: 1px solid rgba(182,255,60,0.22);
  overflow: hidden;
}

.product-logo-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 8px;
}

.product-logo-fallback {
  display: none;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
}

.product-card-cat {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--accent2);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 10px;
}

.product-card h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 12px;
  letter-spacing: -0.01em;
  font-family: 'Space Grotesk', sans-serif;
}

.product-card p {
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.7;
  flex: 1;
}

.product-card-cta {
  margin-top: 20px;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--accent);
}

.product-card.ghost {
  border-style: dashed;
  background: transparent;
  align-items: center;
  text-align: center;
  cursor: default;
}
.product-card.ghost:hover { transform: none; box-shadow: none; border-color: var(--border); }
.product-card.ghost .product-card-icon {
  background: transparent;
  border-color: var(--border);
  color: var(--muted);
}
.product-card.ghost p { color: var(--muted); font-size: 0.85rem; }

/* ── PROCESO ── */
.process-steps {
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  position: relative;
}

.process-steps::before {
  content: '';
  position: absolute;
  left: 28px; top: 28px; bottom: 28px;
  width: 1px;
  background: linear-gradient(to bottom, var(--accent), var(--accent2), transparent);
}

.process-step {
  display: flex;
  gap: 32px;
  align-items: flex-start;
  padding: 30px 0;
  border-bottom: 1px solid var(--border);
}
.process-step:last-child { border-bottom: none; }

.process-step-num {
  width: 56px; height: 56px;
  border-radius: 50%;
  background: var(--surface);
  border: 2px solid var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 800;
  font-size: 1rem;
  color: var(--accent);
  flex-shrink: 0;
  position: relative;
  z-index: 1;
  box-shadow: 0 0 20px var(--accent-glow);
}

.process-step-content { min-width: 0; }
.process-step-content h3 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 10px;
}
.process-step-content p { color: var(--muted); font-size: 0.925rem; line-height: 1.7; }

/* ── CTA ── */
.cta-section {
  background: linear-gradient(135deg, rgba(182,255,60,0.1) 0%, rgba(0,229,201,0.08) 100%);
  border-top: 1px solid var(--border-strong);
  border-bottom: 1px solid var(--border-strong);
  text-align: center;
  padding: 120px 40px;
}
.cta-section h2 { margin-bottom: 20px; }
.cta-section p {
  color: var(--muted);
  font-size: 1.1rem;
  max-width: 520px;
  margin: 0 auto 48px;
}

/* ── CONTACTO ── */
.contact-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}

.contact-info h2 { text-align: left; margin-bottom: 20px; }
.contact-info p { color: var(--muted); margin-bottom: 48px; line-height: 1.7; }

.contact-methods { display: flex; flex-direction: column; gap: 20px; }

.contact-method {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px 24px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  text-decoration: none;
  color: var(--text);
  transition: all 0.25s;
}
.contact-method:hover { border-color: var(--border-strong); transform: translateX(4px); }

button.contact-method {
  width: 100%;
  font: inherit;
  cursor: pointer;
  text-align: left;
  appearance: none;
}

.contact-method.featured {
  padding: 26px 28px;
  border-color: var(--border-strong);
  box-shadow: 0 0 30px rgba(182, 255, 60, 0.08);
}

.contact-method.featured .contact-method-icon {
  width: 52px;
  height: 52px;
  font-size: 1.4rem;
  background: rgba(182, 255, 60, 0.14);
}

.contact-method.featured strong { font-size: 1.05rem; }

.contact-mini-process {
  margin-top: 40px;
  padding-top: 36px;
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.contact-method-icon {
  width: 44px; height: 44px;
  border-radius: 10px;
  background: rgba(182,255,60,0.1);
  border: 1px solid rgba(182,255,60,0.22);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
}

.contact-method-text { min-width: 0; }
.contact-method-text strong { display: block; font-size: 0.875rem; font-weight: 700; margin-bottom: 2px; }
.contact-method-text span { color: var(--muted); font-size: 0.825rem; }

.contact-form {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 44px;
}

.form-group { margin-bottom: 22px; }
.form-group label {
  display: block;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--muted);
  margin-bottom: 10px;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.form-group input, .form-group textarea, .form-group select {
  width: 100%;
  padding: 14px 18px;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text);
  font-size: 0.95rem;
  font-family: 'Inter', sans-serif;
  transition: border-color 0.2s;
  outline: none;
  appearance: none;
}

.form-group input:focus, .form-group textarea:focus, .form-group select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.form-group textarea { resize: vertical; min-height: 110px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }

.form-submit {
  width: 100%;
  padding: 16px;
  background: var(--accent);
  color: #05100a;
  border: none;
  border-radius: 10px;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.25s;
  box-shadow: 0 0 30px var(--accent-glow);
}
.form-submit:hover { background: #cbff6e; transform: translateY(-2px); }

/* Honeypot antispam: oculto para personas, visible para bots que rellenan todo */
.botcheck-field {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  opacity: 0;
  overflow: hidden;
}

@media (max-width: 900px) {
  .contact-inner { grid-template-columns: 1fr; gap: 48px; }
  .form-row { grid-template-columns: 1fr; }
}

/* ── MEDIA DE PRODUCTO (capturas, vídeo, logos grandes) ── */
.hero-product-logo {
  width: 64px;
  height: 64px;
  object-fit: contain;
  margin-bottom: 24px;
  background: #fff;
  border-radius: 16px;
  padding: 10px;
  box-shadow: 0 0 30px var(--accent-glow);
}

.media-frame {
  display: block;
  max-width: 1000px;
  margin: 0 auto;
  border-radius: 20px;
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.45);
  background: var(--surface);
  transition: transform 0.3s, box-shadow 0.3s;
}

a.media-frame:hover {
  transform: translateY(-4px);
  box-shadow: 0 40px 100px rgba(0, 0, 0, 0.55);
}

.media-frame img,
.media-frame video {
  display: block;
  width: 100%;
  height: auto;
}

.partner-banner {
  max-width: 640px;
  margin: 0 auto;
  border-radius: 20px;
  overflow: hidden;
  border: 1px solid var(--border);
}

.partner-banner img { display: block; width: 100%; height: auto; }

.security-banner {
  max-width: 1000px;
  margin: 0 auto;
  padding: 32px;
  background: var(--surface);
  border-radius: 20px;
  border: 1px solid var(--border);
}

.security-banner img { display: block; width: 100%; height: auto; }

.usecase-img {
  width: 100%;
  height: 170px;
  object-fit: cover;
  border-radius: 12px;
  margin-bottom: 20px;
  display: block;
}

/* ── BADGES DE CERTIFICACIÓN / RECONOCIMIENTO ── */
.cert-badges {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: center;
}

.cert-badge {
  padding: 8px 16px;
  background: rgba(182, 255, 60, 0.08);
  border: 1px solid rgba(182, 255, 60, 0.22);
  border-radius: 8px;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.02em;
}

/* ── TESTIMONIOS ── */
.testimonial-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
}

.testimonial-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 36px;
  position: relative;
  overflow: hidden;
}

.testimonial-card::before {
  content: '\201C';
  position: absolute;
  top: -10px; left: 24px;
  font-size: 6rem;
  font-weight: 900;
  color: rgba(182, 255, 60, 0.1);
  line-height: 1;
  font-family: Georgia, serif;
}

.testimonial-text {
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--text);
  margin-bottom: 24px;
  position: relative;
  z-index: 1;
  font-style: italic;
}

.testimonial-author strong {
  display: block;
  font-size: 0.9rem;
  font-weight: 700;
}
.testimonial-author span {
  color: var(--muted);
  font-size: 0.8rem;
}

/* ── BANNER DE COOKIES ── */
.cookie-banner {
  position: fixed;
  left: 20px;
  right: 20px;
  bottom: 20px;
  max-width: 640px;
  margin: 0 auto;
  z-index: 200;
  background: rgba(9, 15, 12, 0.98);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-strong);
  border-radius: 18px;
  padding: 22px 26px;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.6);
  display: none;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.cookie-banner.visible { display: flex; }

.cookie-banner p {
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.6;
  margin: 0;
  flex: 1 1 260px;
}

.cookie-banner-actions {
  display: flex;
  gap: 10px;
  flex-shrink: 0;
}

.cookie-banner-actions .btn-primary,
.cookie-banner-actions .btn-secondary {
  padding: 10px 20px;
  font-size: 0.85rem;
  box-shadow: none;
}

@media (max-width: 600px) {
  .cookie-banner { flex-direction: column; align-items: stretch; left: 12px; right: 12px; bottom: 12px; padding: 18px; }
  .cookie-banner-actions { justify-content: stretch; }
  .cookie-banner-actions .btn-primary,
  .cookie-banner-actions .btn-secondary { flex: 1; justify-content: center; }
}

/* ── FAQ ── */
.faq-list { max-width: 760px; margin: 0 auto; display: flex; flex-direction: column; gap: 14px; }

.faq-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 4px 24px;
  transition: border-color 0.2s;
}
.faq-item:hover { border-color: var(--border-strong); }

.faq-item summary {
  padding: 20px 0;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 1rem;
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: '+';
  font-size: 1.3rem;
  color: var(--accent);
  margin-left: 16px;
  flex-shrink: 0;
  transition: transform 0.2s;
}
.faq-item[open] summary::after { transform: rotate(45deg); }

.faq-item p {
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.75;
  padding-bottom: 22px;
}

/* ── REJILLA DE 2 COLUMNAS (usada en varias secciones "texto + tarjeta") ── */
.two-col-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

@media (max-width: 900px) {
  .two-col-grid { grid-template-columns: 1fr; gap: 48px; }
}

/* ── FEATURE ROWS (usado en "Cómo trabajamos con IA") ── */
.feature-row { display: flex; gap: 20px; align-items: flex-start; margin-bottom: 28px; }
.feature-row:last-child { margin-bottom: 0; }
.feature-icon {
  width: 44px; height: 44px;
  border-radius: 12px;
  background: rgba(182,255,60,0.1);
  border: 1px solid rgba(182,255,60,0.22);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
  margin-top: 2px;
}
.feature-text { min-width: 0; }
.feature-text h4 { font-family: 'Space Grotesk', sans-serif; font-size: 1rem; font-weight: 700; margin-bottom: 6px; }
.feature-text p { color: var(--muted); font-size: 0.9rem; line-height: 1.6; }

/* ── BADGES / TAGS ── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background: rgba(182,255,60,0.1);
  border: 1px solid rgba(182,255,60,0.3);
  border-radius: 100px;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.badge::before {
  content: '';
  width: 6px; height: 6px;
  background: var(--accent2);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--accent2-glow);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.35; }
}

.section-tag {
  display: inline-block;
  padding: 4px 14px;
  background: rgba(182,255,60,0.08);
  border: 1px solid rgba(182,255,60,0.25);
  border-radius: 100px;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 20px;
}

/* ── BOTONES ── */
.btn-primary, .btn-secondary {
  padding: 16px 34px;
  border-radius: 10px;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.25s;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.btn-primary {
  background: var(--accent);
  color: #05100a;
  border: none;
  box-shadow: 0 0 36px var(--accent-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 54px var(--accent-glow);
  background: #cbff6e;
}

.btn-secondary {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border-strong);
}

.btn-secondary:hover {
  border-color: var(--accent);
  background: rgba(182,255,60,0.06);
  transform: translateY(-2px);
}

/* ── SECCIONES GENERALES ── */
section { padding: 110px 40px; position: relative; z-index: 1; }

.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 68px;
}

h1, h2, h3, h4 { color: var(--text); }

h1 {
  font-family: 'Big Shoulders Display', sans-serif;
  font-size: clamp(2.8rem, 7vw, 6rem);
  font-weight: 900;
  line-height: 0.98;
  letter-spacing: -0.02em;
  margin-bottom: 28px;
  text-transform: uppercase;
}

h2 {
  font-family: 'Big Shoulders Display', sans-serif;
  font-size: clamp(2.2rem, 4.5vw, 3.6rem);
  font-weight: 900;
  letter-spacing: -0.01em;
  line-height: 1.05;
  margin-bottom: 20px;
  text-transform: uppercase;
}

.gradient-text {
  background: linear-gradient(120deg, var(--accent) 0%, var(--accent2) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-subtitle {
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1.75;
}

/* ── TARJETAS ── */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 36px;
  position: relative;
  overflow: hidden;
  transition: all 0.4s cubic-bezier(0.23, 1, 0.32, 1);
}

.card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  opacity: 0;
  transition: opacity 0.4s;
}

.card:hover {
  border-color: var(--border-strong);
  transform: translateY(-6px);
  box-shadow: 0 24px 60px rgba(0,0,0,0.5), 0 0 0 1px rgba(182,255,60,0.08);
}

.card:hover::before { opacity: 1; }

/* ── ANIMACIONES DE SCROLL ── */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.7s ease, transform 0.7s cubic-bezier(0.23, 1, 0.32, 1);
}
.reveal.visible { opacity: 1; transform: translateY(0); }

.reveal-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity 0.7s ease, transform 0.7s cubic-bezier(0.23, 1, 0.32, 1);
}
.reveal-left.visible { opacity: 1; transform: translateX(0); }

.reveal-right {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity 0.7s ease, transform 0.7s cubic-bezier(0.23, 1, 0.32, 1);
}
.reveal-right.visible { opacity: 1; transform: translateX(0); }

.reveal-scale {
  opacity: 0;
  transform: scale(0.92);
  transition: opacity 0.6s ease, transform 0.6s cubic-bezier(0.23, 1, 0.32, 1);
}
.reveal-scale.visible { opacity: 1; transform: scale(1); }

.delay-1 { transition-delay: 0.08s; }
.delay-2 { transition-delay: 0.16s; }
.delay-3 { transition-delay: 0.24s; }
.delay-4 { transition-delay: 0.32s; }
.delay-5 { transition-delay: 0.4s; }
.delay-6 { transition-delay: 0.48s; }

/* ── PLACEHOLDER VISIBLE (contenido pendiente) ── */
.pending {
  color: #ffcf5c;
  border: 1px dashed rgba(255, 207, 92, 0.5);
  background: rgba(255, 207, 92, 0.06);
  padding: 2px 8px;
  border-radius: 6px;
  font-size: 0.85em;
  font-family: 'Space Grotesk', sans-serif;
}

/* ── FOOTER ── */
footer {
  background: var(--bg2);
  border-top: 1px solid var(--border);
  padding: 60px 40px 40px;
  position: relative;
  z-index: 1;
}

.footer-inner { max-width: 1200px; margin: 0 auto; }

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 60px;
  padding-bottom: 48px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 40px;
}

.footer-brand p {
  color: var(--muted);
  font-size: 0.9rem;
  margin-top: 16px;
  line-height: 1.7;
  max-width: 320px;
}

.footer-col h4 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--muted);
  margin-bottom: 20px;
}

.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 12px; }
.footer-col a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.9rem;
  transition: color 0.2s;
}
.footer-col a:hover { color: var(--white); }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-bottom p { color: var(--muted); font-size: 0.825rem; }

.social-links { display: flex; gap: 12px; }
.social-link {
  width: 40px; height: 40px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  text-decoration: none;
  color: var(--muted);
  transition: all 0.2s;
}
.social-link:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
}

/* ── RESPONSIVE GENERAL ── */
@media (max-width: 900px) {
  section { padding: 76px 24px; }
  .footer-top { grid-template-columns: 1fr; gap: 40px; }
}

/* ── GRÁFICAS DE BARRAS COMPARTIDAS ──
   Usadas por estadisticas/index.php (panel privado) y observatorio.php
   (público). Antes vivían solo como <style> inline en estadisticas/index.php;
   se movieron aquí para no duplicar CSS entre las dos páginas. */
.mini-chart { display: flex; align-items: flex-end; gap: 4px; height: 80px; margin: 24px 0 8px; }
.mini-bar { flex: 1; background: var(--accent); border-radius: 3px 3px 0 0; min-height: 2px; opacity: 0.85; }
.mini-labels { display: flex; justify-content: space-between; color: var(--muted); font-size: 0.7rem; margin-bottom: 24px; }

.compare-row { display: flex; align-items: center; gap: 16px; margin-bottom: 16px; }
.compare-label { width: 160px; flex-shrink: 0; font-family: 'Space Grotesk', sans-serif; font-size: 0.9rem; }
.compare-bar-bg { flex: 1; background: var(--bg2); border-radius: 6px; overflow: hidden; height: 20px; }
.compare-bar-fill { background: linear-gradient(90deg, var(--accent), var(--accent2)); height: 100%; }
.compare-pct { width: 60px; text-align: right; color: var(--muted); font-size: 0.85rem; }

.empty-note { color: var(--muted); text-align: center; padding: 60px 20px; }

@media (max-width: 600px) {
  .compare-row { flex-wrap: wrap; gap: 8px; }
  .compare-label { width: 100%; }
  .compare-pct { width: auto; }
}

/* ── OBSERVATORIO DE HERRAMIENTAS IA ──
   Página pública alimentada por encuesta de 3 preguntas (ver observatorio.php
   y observatorio-guardar.php). El bloque completo (todas las herramientas +
   filtros) se renderiza siempre en el HTML servido (bueno para SEO/GEO) pero
   se tapa visualmente con .observatorio-locked hasta que el visitante rellena
   la encuesta — main.js quita esa clase, no hace falta otra petición. */
.observatorio-wrap { max-width: 900px; margin: 0 auto; }

.observatorio-disclaimer {
  color: var(--muted);
  font-size: 0.85rem;
  text-align: center;
  margin-top: 16px;
}

.observatorio-survey {
  max-width: 560px;
  margin: 0 auto;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 40px;
}

.observatorio-full-block {
  position: relative;
  margin-top: 24px;
}

.observatorio-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 28px;
}
.observatorio-filters .form-group { flex: 1 1 200px; margin-bottom: 0; }

.observatorio-locked .observatorio-ranking {
  filter: blur(7px);
  pointer-events: none;
  user-select: none;
}

.observatorio-locked-overlay {
  display: none;
  position: absolute;
  inset: 0;
  z-index: 5;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 14px;
  text-align: center;
  background: linear-gradient(180deg, rgba(5,10,7,0) 0%, rgba(5,10,7,0.85) 40%);
  border-radius: 16px;
  padding: 24px;
}
.observatorio-locked .observatorio-locked-overlay { display: flex; }

.observatorio-locked-overlay p {
  max-width: 380px;
  color: var(--text);
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
}

/* ── MODAL GENÉRICO ──
   Usado por el botón "Ver metodología completa" del Observatorio; reutilizable
   para cualquier contenido secundario que no deba estorbar el flujo principal
   de la página (ver initSimpleModal en main.js). */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: rgba(5, 10, 7, 0.85);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.modal-overlay.open { display: flex; }

.modal-box {
  position: relative;
  max-width: 640px;
  max-height: 85vh;
  overflow-y: auto;
  background: var(--surface);
  border: 1px solid var(--border-strong);
  border-radius: 20px;
  padding: 44px 40px;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.6);
}

.modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--bg2);
  color: var(--text);
  font-size: 1.1rem;
  line-height: 1;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-color 0.2s, color 0.2s;
}
.modal-close:hover { border-color: var(--accent); color: var(--accent); }

@media (max-width: 600px) {
  .modal-box { padding: 32px 20px; }
}

/* Barras animadas: cuando la barra lleva data-pct (en vez de width inline),
   arranca en 0 y initAnimatedBars() en main.js le pone el ancho real al
   entrar en pantalla o al cambiar un filtro, disparando la transición. */
.compare-bar-fill[data-pct] { width: 0; transition: width 1.1s cubic-bezier(0.16, 1, 0.3, 1); }

/* Podio: destaca el top 3 de un ranking, el resto sigue como barras normales
   (.observatorio-bars reutiliza .compare-row). */
.observatorio-podium {
  display: flex;
  align-items: flex-end;
  justify-content: center;
  gap: 16px;
  margin-bottom: 28px;
  flex-wrap: wrap;
}

.observatorio-podium-item {
  flex: 1 1 150px;
  max-width: 210px;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 22px 16px;
  text-align: center;
}

.observatorio-podium-1 {
  order: 2;
  border-color: var(--accent);
  box-shadow: 0 0 30px var(--accent-glow);
  padding-top: 32px;
  transform: scale(1.06);
}
.observatorio-podium-2 { order: 1; }
.observatorio-podium-3 { order: 3; }

.observatorio-podium-medal { font-size: 2rem; margin-bottom: 8px; }
.observatorio-podium-name {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  margin-bottom: 6px;
  overflow-wrap: break-word;
}
.observatorio-podium-pct {
  color: var(--accent);
  font-family: 'Big Shoulders Display', sans-serif;
  font-weight: 900;
  font-size: 1.8rem;
  line-height: 1;
}
.observatorio-podium-n { color: var(--muted); font-size: 0.78rem; margin-top: 4px; }

.observatorio-bars { display: flex; flex-direction: column; gap: 4px; }

@media (max-width: 600px) {
  .observatorio-podium-item {
    order: initial !important;
    transform: none !important;
    flex: 1 1 100%;
    max-width: 100%;
    padding: 18px 16px;
  }
}