/* ==========================================================================
   PH1 PANEL - LANDING PAGE STYLES (2026 ULTRA-MODERN EDITION)
   Strictly sections: Home | Demo | Descripcion | Prices
   ========================================================================== */

/* --------------------------------------------------------------------------
   Layout & Container
   -------------------------------------------------------------------------- */
.landing-container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
}

/* --------------------------------------------------------------------------
   Navbar Header
   -------------------------------------------------------------------------- */
.landing-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: 80px;
  display: flex;
  align-items: center;
  background: rgba(244, 247, 254, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-light);
  transition: all var(--transition-normal);
}

[data-theme="dark"] .landing-header,
.dark .landing-header {
  background: rgba(11, 20, 55, 0.85);
  border-bottom: 1px solid var(--border-color);
}

.landing-header .landing-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.35rem;
  letter-spacing: -0.03em;
  color: var(--text-primary);
}

.brand-logo-icon {
  width: 42px;
  height: 42px;
  background: linear-gradient(135deg, var(--blue-secondary) 0%, var(--brand-400) 100%);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  box-shadow: var(--shadow-glow);
}

.brand-logo-badge {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: var(--accent-green-bg);
  color: var(--accent-green);
  padding: 3px 8px;
  border-radius: var(--radius-full);
  border: 1px solid rgba(5, 205, 153, 0.2);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-link {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color var(--transition-fast);
  position: relative;
  padding: 6px 0;
}

.nav-link:hover,
.nav-link.active {
  color: var(--blue-secondary);
}

[data-theme="dark"] .nav-link:hover,
[data-theme="dark"] .nav-link.active {
  color: var(--brand-300);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--blue-secondary);
  border-radius: var(--radius-full);
  transition: width var(--transition-normal);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.theme-toggle-btn {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-md);
  background: var(--bg-card);
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-fast);
}

.theme-toggle-btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-3xl);
  color: var(--blue-secondary);
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  background: linear-gradient(135deg, var(--blue-secondary) 0%, var(--brand-500) 100%);
  color: #ffffff;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.92rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-glow);
  transition: all var(--transition-normal);
  text-decoration: none;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 28px rgba(67, 24, 255, 0.35);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  background: var(--bg-card);
  color: var(--text-primary);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.92rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
  text-decoration: none;
}

.btn-secondary:hover {
  transform: translateY(-2px);
  background: var(--bg-hover);
  border-color: var(--blue-secondary);
  color: var(--blue-secondary);
}

/* Mobile Menu Toggle */
.mobile-menu-btn {
  display: none;
  width: 42px;
  height: 42px;
  border-radius: var(--radius-md);
  background: var(--bg-card);
  color: var(--text-primary);
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border-light);
}

/* --------------------------------------------------------------------------
   Section Common Styles
   -------------------------------------------------------------------------- */
.landing-section {
  padding: 120px 0 80px;
  position: relative;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background: var(--brand-50);
  color: var(--blue-secondary);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border-radius: var(--radius-full);
  margin-bottom: 16px;
}

[data-theme="dark"] .section-tag,
.dark .section-tag {
  background: rgba(117, 81, 255, 0.15);
  color: var(--brand-300);
}

.section-title {
  font-size: 2.6rem;
  line-height: 1.2;
  margin-bottom: 16px;
  letter-spacing: -0.03em;
}

.section-subtitle {
  font-size: 1.15rem;
  color: var(--text-secondary);
  max-width: 650px;
  margin-bottom: 48px;
  line-height: 1.6;
}

.section-header-center {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

/* --------------------------------------------------------------------------
   1. HOME SECTION (Hero)
   -------------------------------------------------------------------------- */
#home {
  padding-top: 150px;
  padding-bottom: 100px;
  background: radial-gradient(circle at 50% 0%, rgba(134, 140, 255, 0.15) 0%, transparent 60%);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 48px;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 18px;
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-sm);
  margin-bottom: 24px;
}

.hero-badge-dot {
  width: 8px;
  height: 8px;
  background: var(--accent-green);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--accent-green);
  animation: pulseDot 2s infinite ease-in-out;
}

@keyframes pulseDot {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.4); opacity: 0.6; }
}

.hero-badge-text {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: 0.02em;
}

.hero-title {
  font-size: 3.4rem;
  line-height: 1.1;
  font-weight: 800;
  letter-spacing: -0.04em;
  margin-bottom: 20px;
}

.text-gradient {
  background: linear-gradient(135deg, var(--blue-secondary) 0%, var(--brand-linear) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-description {
  font-size: 1.15rem;
  line-height: 1.6;
  color: var(--text-secondary);
  margin-bottom: 32px;
}

.hero-devices {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 36px;
}

.device-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-primary);
  box-shadow: var(--shadow-sm);
}

.device-chip svg {
  width: 18px;
  height: 18px;
  color: var(--blue-secondary);
}

.hero-ctas {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 48px;
}

.hero-stats-ribbon {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  padding: 20px 24px;
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-3xl);
}

.hero-stat-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.hero-stat-value {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--blue-secondary);
  line-height: 1;
}

[data-theme="dark"] .hero-stat-value,
.dark .hero-stat-value {
  color: var(--brand-300);
}

.hero-stat-label {
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

/* Hero Showcase Visual */
.hero-visual {
  position: relative;
}

.hero-card-preview {
  background: var(--bg-card);
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-3xl);
  padding: 24px;
  position: relative;
  overflow: hidden;
  transition: transform var(--transition-slow);
}

.hero-card-preview:hover {
  transform: translateY(-6px);
}

.hero-preview-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 16px;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--border-light);
}

.preview-dots {
  display: flex;
  gap: 6px;
}

.preview-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.preview-dot.red { background: #FF5F56; }
.preview-dot.yellow { background: #FFBD2E; }
.preview-dot.green { background: #27C93F; }

.preview-badge-status {
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  background: var(--accent-green-bg);
  color: var(--accent-green);
}

.preview-kpi-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin-bottom: 16px;
}

.preview-kpi-card {
  padding: 14px;
  background: var(--bg-primary);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  gap: 12px;
}

.preview-kpi-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: var(--bg-card);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--blue-secondary);
}

.preview-kpi-num {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  line-height: 1;
}

.preview-kpi-title {
  font-size: 0.72rem;
  color: var(--text-secondary);
}

.preview-live-feed {
  background: var(--bg-primary);
  border-radius: var(--radius-md);
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.preview-feed-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8rem;
  padding: 8px 12px;
  background: var(--bg-card);
  border-radius: var(--radius-sm);
  box-shadow: 0 2px 6px rgba(0,0,0,0.03);
}

.preview-feed-os {
  display: flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
}

/* --------------------------------------------------------------------------
   2. DEMO SECTION
   -------------------------------------------------------------------------- */
#demo {
  background: var(--bg-primary);
}

.demo-showcase-wrapper {
  background: var(--bg-card);
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-3xl);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.demo-header-bar {
  padding: 20px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border-light);
  background: var(--bg-card);
}

.demo-header-title {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.15rem;
}

.demo-live-indicator {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent-green);
  background: var(--accent-green-bg);
  padding: 4px 10px;
  border-radius: var(--radius-full);
}

.demo-body-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  padding: 36px;
  gap: 36px;
  align-items: center;
}

.demo-feature-list {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.demo-feature-card {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 16px;
  background: var(--bg-primary);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-light);
  transition: all var(--transition-fast);
}

.demo-feature-card:hover {
  border-color: var(--blue-secondary);
  transform: translateX(4px);
}

.demo-feature-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: var(--bg-card);
  color: var(--blue-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: var(--shadow-sm);
}

.demo-feature-title {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.demo-feature-desc {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.4;
}

.demo-cta-box {
  background: linear-gradient(145deg, var(--bg-card-secondary) 0%, var(--bg-primary) 100%);
  border-radius: var(--radius-lg);
  padding: 36px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  border: 1px solid var(--border-light);
}

.demo-cta-icon-large {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, var(--blue-secondary) 0%, var(--brand-400) 100%);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  box-shadow: var(--shadow-glow);
}

.demo-cta-heading {
  font-size: 1.5rem;
  font-weight: 800;
  margin-bottom: 10px;
}

.demo-cta-sub {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-bottom: 24px;
  max-width: 380px;
}

/* --------------------------------------------------------------------------
   3. DESCRIPCION SECTION (Core Pillars)
   -------------------------------------------------------------------------- */
#descripcion {
  background: var(--bg-card);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}

.feature-card {
  background: var(--bg-primary);
  border-radius: var(--radius-xl);
  padding: 36px;
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-3xl);
  border-color: rgba(67, 24, 255, 0.3);
}

.feature-icon-wrapper {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-lg);
  background: var(--bg-card);
  color: var(--blue-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  box-shadow: var(--shadow-sm);
}

[data-theme="dark"] .feature-icon-wrapper,
.dark .feature-icon-wrapper {
  color: var(--brand-300);
}

.feature-card-tag {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--blue-secondary);
  margin-bottom: 8px;
}

[data-theme="dark"] .feature-card-tag,
.dark .feature-card-tag {
  color: var(--brand-300);
}

.feature-card-title {
  font-size: 1.45rem;
  font-weight: 800;
  margin-bottom: 14px;
  line-height: 1.25;
}

.feature-card-desc {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 24px;
}

.feature-pill-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.feature-pill {
  font-size: 0.78rem;
  font-weight: 600;
  padding: 5px 12px;
  background: var(--bg-card);
  border-radius: var(--radius-full);
  border: 1px solid var(--border-light);
  color: var(--text-primary);
}

/* --------------------------------------------------------------------------
   4. PRICES SECTION
   -------------------------------------------------------------------------- */
#prices {
  background: var(--bg-primary);
}

.pricing-switch-wrapper {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  background: var(--bg-card);
  padding: 6px;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-sm);
  margin-bottom: 54px;
}

.pricing-tab-btn {
  padding: 8px 20px;
  border-radius: var(--radius-full);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-secondary);
  background: transparent;
  transition: all var(--transition-fast);
}

.pricing-tab-btn.active {
  background: var(--blue-secondary);
  color: #ffffff;
  box-shadow: var(--shadow-glow);
}

.discount-tag {
  font-size: 0.7rem;
  font-weight: 700;
  background: var(--accent-green-bg);
  color: var(--accent-green);
  padding: 2px 8px;
  border-radius: var(--radius-full);
  margin-left: 4px;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  align-items: stretch;
}

.pricing-card {
  background: var(--bg-card);
  border-radius: var(--radius-xl);
  padding: 40px 32px;
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  position: relative;
  transition: all var(--transition-normal);
}

.pricing-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-3xl);
}

.pricing-card.featured {
  border: 2px solid var(--blue-secondary);
  box-shadow: var(--shadow-glow);
  transform: scale(1.03);
}

.pricing-card.featured:hover {
  transform: scale(1.03) translateY(-6px);
}

.popular-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--blue-secondary) 0%, var(--brand-500) 100%);
  color: #ffffff;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 4px 14px;
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-glow);
}

.plan-name {
  font-size: 1.35rem;
  font-weight: 800;
  margin-bottom: 6px;
}

.plan-desc {
  font-size: 0.88rem;
  color: var(--text-secondary);
  margin-bottom: 24px;
  min-height: 40px;
}

.plan-price-wrapper {
  display: flex;
  align-items: baseline;
  gap: 4px;
  margin-bottom: 28px;
}

.plan-currency {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
}

.plan-amount {
  font-family: var(--font-heading);
  font-size: 3rem;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1;
}

.plan-period {
  font-size: 0.88rem;
  color: var(--text-secondary);
}

.plan-features-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 36px;
  flex-grow: 1;
}

.plan-feature-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.92rem;
  color: var(--text-primary);
}

.plan-feature-item svg {
  width: 18px;
  height: 18px;
  color: var(--accent-green);
  flex-shrink: 0;
}

.payment-methods-strip {
  margin-top: 48px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
}

.payment-methods-text {
  font-size: 0.85rem;
  color: var(--text-secondary);
  font-weight: 600;
}

.payment-methods-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
}

.payment-badge {
  padding: 6px 14px;
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
}

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
.landing-footer {
  background: var(--bg-card);
  border-top: 1px solid var(--border-light);
  padding: 40px 0;
}

.footer-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
}

.footer-brand {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.footer-status {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent-green);
}

.footer-status-dot {
  width: 8px;
  height: 8px;
  background: var(--accent-green);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--accent-green);
}

/* --------------------------------------------------------------------------
   Responsive Breakpoints
   -------------------------------------------------------------------------- */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  
  .demo-body-grid {
    grid-template-columns: 1fr;
  }
  
  .features-grid {
    grid-template-columns: 1fr;
  }
  
  .pricing-grid {
    grid-template-columns: 1fr;
    max-width: 500px;
    margin: 0 auto;
  }
  
  .pricing-card.featured {
    transform: none;
  }
  .pricing-card.featured:hover {
    transform: translateY(-6px);
  }
}

@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    top: 80px;
    left: 0;
    right: 0;
    background: var(--bg-card);
    flex-direction: column;
    padding: 24px;
    gap: 20px;
    border-bottom: 1px solid var(--border-light);
    box-shadow: var(--shadow-3xl);
    transform: translateY(-150%);
    transition: transform var(--transition-normal);
  }

  .nav-links.mobile-open {
    transform: translateY(0);
  }

  .mobile-menu-btn {
    display: flex;
  }

  .hero-title {
    font-size: 2.4rem;
  }

  .hero-stats-ribbon {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .hero-ctas {
    flex-direction: column;
    align-items: stretch;
  }

  .section-title {
    font-size: 2rem;
  }
}