/* ------------------------------
   Estilos del Hub de PDF
------------------------------ */

/* Navbar */
.navbar {
  background: var(--navbar-bg);
  color: var(--navbar-text);
  padding: 0;
  box-shadow: var(--navbar-shadow);
  position: sticky;
  top: 0;
  z-index: 100;
}

.navbar-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.navbar-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1.5rem;
  font-weight: 700;
}

.logo-icon {
  width: 32px;
  height: 32px;
  stroke-width: 2.5;
}

.brand-text {
  background: linear-gradient(135deg, #ffffff, var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Theme Toggle Button */
.navbar-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.theme-toggle {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: var(--navbar-text);
  padding: 0.5rem;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
}

.theme-toggle:hover {
  background: var(--navbar-hover-bg);
  transform: scale(1.05);
}

.theme-icon {
  width: 20px;
  height: 20px;
  stroke-width: 2;
  transition: all 0.3s ease;
}

.sun-icon {
  display: block;
}

.moon-icon {
  display: none;
}

html[data-theme="dark"] .sun-icon {
  display: none;
}

html[data-theme="dark"] .moon-icon {
  display: block;
}

/* Main Container */
.main-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 2rem;
}

/* Hero Section */
.hero-section {
  text-align: center;
  padding: 3rem 1rem;
  margin-bottom: 3rem;
}

.hero-title {
  font-size: 3rem;
  font-weight: 700;
  margin-bottom: 1rem;
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--text);
  opacity: 0.8;
  max-width: 600px;
  margin: 0 auto;
}

/* Section Title */
.section-title {
  font-size: 2rem;
  font-weight: 600;
  margin-bottom: 2rem;
  color: var(--text);
  text-align: center;
}

/* Tools Section */
.tools-section {
  margin-bottom: 4rem;
}

.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2rem;
}

/* Tool Card */
.tool-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 16px;
  padding: 2rem;
  transition: all 0.3s ease;
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

/* Badge de estado */
.tool-badge {
  position: absolute;
  top: 1rem;
  right: 1rem;
  padding: 0.35rem 0.75rem;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.tool-badge.available {
  background: rgba(16, 185, 129, 0.15);
  color: #10b981;
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.tool-badge.coming-soon {
  background: rgba(245, 158, 11, 0.15);
  color: #f59e0b;
  border: 1px solid rgba(245, 158, 11, 0.3);
}

/* Efecto de opacidad para herramientas no disponibles */
.tool-card[data-status="coming-soon"] {
  opacity: 0.7;
}

.tool-card[data-status="coming-soon"]:hover {
  opacity: 0.85;
}

.tool-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--accent), var(--accent-dark));
  transform: scaleX(0);
  transition: transform 0.3s ease;
}

.tool-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow);
  border-color: var(--accent);
}

.tool-card:hover::before {
  transform: scaleX(1);
}

.tool-icon {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  transition: all 0.3s ease;
}

.tool-card:hover .tool-icon {
  transform: scale(1.1) rotate(5deg);
}

.tool-icon svg {
  width: 28px;
  height: 28px;
  stroke: white;
  stroke-width: 2;
}

.tool-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
  color: var(--text);
}

.tool-description {
  font-size: 0.95rem;
  color: var(--text);
  opacity: 0.7;
  line-height: 1.5;
  margin-bottom: 1rem;
}

.tool-badge {
  display: inline-block;
  background: rgba(var(--accent-rgb, 247, 171, 8), 0.1);
  color: var(--accent);
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
  border: 1px solid rgba(var(--accent-rgb, 247, 171, 8), 0.3);
}

/* Features Section */
.features-section {
  margin-bottom: 4rem;
  padding: 3rem 0;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
}

.feature-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 12px;
  padding: 2rem;
  text-align: center;
  transition: all 0.3s ease;
}

.feature-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow);
}

.feature-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.feature-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
  color: var(--text);
}

.feature-description {
  font-size: 0.95rem;
  color: var(--text);
  opacity: 0.7;
  line-height: 1.5;
}

/* Footer */
.footer {
  background: var(--card-bg);
  border-top: 1px solid var(--card-border);
  padding: 2rem;
  margin-top: 4rem;
}

.footer-content {
  max-width: 1400px;
  margin: 0 auto;
  text-align: center;
  color: var(--text);
  opacity: 0.7;
}

/* Responsive Design */
@media (max-width: 768px) {
  .hero-title {
    font-size: 2rem;
  }

  .hero-subtitle {
    font-size: 1rem;
  }

  .navbar-container {
    padding: 1rem;
  }

  .main-container {
    padding: 1rem;
  }

  .tools-grid {
    grid-template-columns: 1fr;
  }

  .features-grid {
    grid-template-columns: 1fr;
  }

  .section-title {
    font-size: 1.5rem;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 1.75rem;
  }

  .tool-card {
    padding: 1.5rem;
  }

  .feature-card {
    padding: 1.5rem;
  }
}

/* Animaciones */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.tool-card {
  animation: fadeInUp 0.5s ease-out backwards;
}

.tool-card:nth-child(1) { animation-delay: 0.05s; }
.tool-card:nth-child(2) { animation-delay: 0.1s; }
.tool-card:nth-child(3) { animation-delay: 0.15s; }
.tool-card:nth-child(4) { animation-delay: 0.2s; }
.tool-card:nth-child(5) { animation-delay: 0.25s; }
.tool-card:nth-child(6) { animation-delay: 0.3s; }
.tool-card:nth-child(7) { animation-delay: 0.35s; }
.tool-card:nth-child(8) { animation-delay: 0.4s; }
.tool-card:nth-child(9) { animation-delay: 0.45s; }
.tool-card:nth-child(10) { animation-delay: 0.5s; }
.tool-card:nth-child(11) { animation-delay: 0.55s; }
.tool-card:nth-child(12) { animation-delay: 0.6s; }