/* Navigation */
.nav {
  padding: var(--space-lg) 0;
  border-bottom: 1px solid var(--border-subtle);
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  width: 100%;
  z-index: 100;
  background: rgba(5, 5, 9, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: all var(--transition-base);
}

.nav::after {
  display: none;
}

.nav.scrolled {
  box-shadow: var(--shadow-md);
  border-bottom-color: var(--border-subtle-hover);
}

.nav-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  transition: color var(--transition-base);
  text-decoration: none;
  display: inline-block;
}

.logo:hover {
  color: var(--accent);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 0.35rem;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: var(--space-sm);
  z-index: 101;
  position: relative;
  transition: all var(--transition-base);
}

.nav-toggle:hover .hamburger-line {
  background: var(--accent);
}

.hamburger-line {
  width: 1.5rem;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all var(--transition-base);
  transform-origin: center;
}

.nav-toggle.active .hamburger-line:nth-child(1) {
  transform: translateY(0.5rem) rotate(45deg);
}

.nav-toggle.active .hamburger-line:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.nav-toggle.active .hamburger-line:nth-child(3) {
  transform: translateY(-0.5rem) rotate(-45deg);
}

.nav-links {
  display: flex;
  gap: var(--space-xl);
  align-items: center;
  list-style: none;
}

.nav-link {
  font-size: 0.95rem;
  color: var(--text-muted);
  transition: all var(--transition-base);
  position: relative;
  padding-bottom: 0.25rem;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: width var(--transition-base);
}

.nav-link:hover {
  color: var(--text-primary);
}

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

.nav-link.active {
  color: var(--text-primary);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  border-radius: 999px;
  font-family: 'Inter', sans-serif;
  font-size: 0.95rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-base);
  border: none;
  text-decoration: none;
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: var(--accent);
  color: white;
  box-shadow: var(--shadow-accent);
}

.btn-primary:hover {
  background: var(--accent-hover);
  box-shadow: var(--shadow-accent-lg);
  transform: translateY(-2px);
  color: white;
}

.btn-primary:active {
  transform: translateY(0);
}

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

.btn-secondary:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-soft);
  transform: translateY(-1px);
}

.btn-outline {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-subtle);
}

.btn-outline:hover {
  background: var(--accent-soft);
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-1px);
}

/* Hero Section */
.hero {
  padding: calc(var(--space-3xl) + 80px) 0 var(--space-3xl) 0;
  position: relative;
  overflow: hidden;
  margin-top: 0;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(79, 70, 229, 0.1) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  padding: 0.4rem 0.9rem;
  border-radius: 999px;
  border: 1px solid rgba(79, 70, 229, 0.3);
  background: var(--accent-soft);
  font-size: 0.75rem;
  color: var(--accent);
  margin-bottom: var(--space-lg);
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  box-shadow: 0 2px 8px rgba(79, 70, 229, 0.15);
}

.hero-content h1 {
  margin-bottom: var(--space-lg);
}

.hero-content p {
  margin-bottom: 0;
}

.hero-actions {
  display: flex;
  gap: var(--space-md);
  margin-top: var(--space-xl);
  flex-wrap: wrap;
}

.hero-visual {
  position: relative;
  z-index: 1;
}

/* Enhanced Browser Mockup - App Layout */
.browser-mockup {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: 0;
  box-shadow: var(--shadow-xl), var(--shadow-accent);
  overflow: hidden;
  transition: all var(--transition-base);
}

.browser-mockup:hover {
  box-shadow: var(--shadow-xl), var(--shadow-accent-lg);
  transform: translateY(-4px);
}

.browser-bar {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-md);
  background: rgba(0, 0, 0, 0.3);
  border-bottom: 1px solid var(--border-subtle);
}

.browser-dots {
  display: flex;
  gap: 0.4rem;
}

.browser-dot {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
}

.browser-dot:nth-child(1) {
  background: #ff5f57;
}

.browser-dot:nth-child(2) {
  background: #ffbd2e;
}

.browser-dot:nth-child(3) {
  background: #28ca42;
}

.browser-url {
  flex: 1;
  height: 1.5rem;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 4px;
  margin: 0 var(--space-md);
}

.browser-content {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 0;
  min-height: 400px;
}

.app-sidebar {
  background: rgba(0, 0, 0, 0.2);
  border-right: 1px solid var(--border-subtle);
  padding: var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.sidebar-item {
  height: 2.5rem;
  background: rgba(255, 255, 255, 0.05);
  border-radius: var(--radius);
  position: relative;
}

.sidebar-item.active {
  background: var(--accent-soft);
}

.sidebar-item.active::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 60%;
  background: var(--accent);
  border-radius: 0 2px 2px 0;
}

.app-main {
  padding: var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
  background: var(--bg-surface);
}

.app-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: var(--space-md);
  border-bottom: 1px solid var(--border-subtle);
}

.app-header-left {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.app-header-line {
  height: 0.75rem;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 2px;
}

.app-header-line:nth-child(1) {
  width: 120px;
}

.app-header-line:nth-child(2) {
  width: 80px;
}

.app-header-right {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  background: var(--accent-soft);
}

.app-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
}

.app-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius);
  padding: var(--space-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.app-card-header {
  height: 1rem;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 2px;
  width: 60%;
}

.app-card-line {
  height: 0.5rem;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 2px;
}

.app-card-line:nth-child(2) {
  width: 90%;
}

.app-card-line:nth-child(3) {
  width: 75%;
}

.app-card-line:nth-child(4) {
  width: 85%;
}

@media (max-width: 768px) {
  .browser-content {
    grid-template-columns: 1fr;
  }
  
  .app-sidebar {
    display: none;
  }
  
  .app-cards {
    grid-template-columns: 1fr;
  }
}

/* Features Section */
.features-intro {
  text-align: center;
  max-width: 42rem;
  margin: 0 auto var(--space-2xl);
}

.features-intro .eyebrow {
  margin-bottom: var(--space-sm);
}

.features-intro h2 {
  margin-bottom: var(--space-md);
}

.feature-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  transition: all var(--transition-base);
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transition: transform var(--transition-base);
}

.feature-card:hover {
  border-color: var(--accent);
  background: rgba(79, 70, 229, 0.05);
  box-shadow: var(--shadow-md), 0 0 0 1px var(--accent-soft);
  transform: translateY(-4px);
}

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

.feature-icon {
  width: 3rem;
  height: 3rem;
  border-radius: var(--radius);
  background: var(--accent-soft);
  margin-bottom: var(--space-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-base);
  position: relative;
}

.feature-card:hover .feature-icon {
  background: var(--accent);
  transform: scale(1.1);
}

.feature-icon::before {
  content: '';
  width: 1.25rem;
  height: 1.25rem;
  background: var(--accent);
  border-radius: 4px;
  transition: all var(--transition-base);
  position: relative;
}

.feature-icon::after {
  content: '';
  position: absolute;
  width: 0.5rem;
  height: 0.5rem;
  background: white;
  border-radius: 2px;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.feature-card:hover .feature-icon::before {
  background: white;
}

.feature-card:hover .feature-icon::after {
  opacity: 1;
}

.feature-card h3 {
  margin-bottom: var(--space-sm);
  color: var(--text-primary);
}

.feature-card p {
  font-size: 0.95rem;
  line-height: 1.7;
}

/* Pricing Section */
.pricing-intro {
  text-align: center;
  max-width: 42rem;
  margin: 0 auto var(--space-2xl);
}

.pricing-intro .eyebrow {
  margin-bottom: var(--space-sm);
}

.pricing-intro h2 {
  margin-bottom: var(--space-md);
}

.pricing-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  display: flex;
  flex-direction: column;
  transition: all var(--transition-base);
  box-shadow: var(--shadow-sm);
  position: relative;
}

.pricing-card:hover {
  border-color: var(--accent);
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.pricing-card.starter {
  background: rgba(255, 255, 255, 0.02);
}

.pricing-card.featured {
  background: linear-gradient(135deg, rgba(79, 70, 229, 0.12) 0%, rgba(79, 70, 229, 0.08) 100%);
  border-color: var(--accent);
  border-width: 2px;
  box-shadow: var(--shadow-lg), var(--shadow-accent);
  transform: translateY(-4px) scale(1.05);
  z-index: 1;
  position: relative;
}

.pricing-card.featured::before {
  content: '';
  position: absolute;
  inset: -2px;
  border-radius: var(--radius-lg);
  padding: 2px;
  background: linear-gradient(135deg, var(--accent), var(--accent-hover));
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
  opacity: 0.5;
  z-index: -1;
}

.pricing-card.featured:hover {
  transform: translateY(-8px) scale(1.08);
  box-shadow: var(--shadow-xl), var(--shadow-accent-lg);
}

.pricing-card.business {
  background: rgba(255, 255, 255, 0.02);
}

.pricing-badge {
  position: absolute;
  top: -0.75rem;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-hover) 100%);
  color: white;
  padding: 0.35rem 1rem 0.35rem 1.75rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  box-shadow: var(--shadow-accent);
  z-index: 2;
  position: relative;
}

.pricing-badge::before {
  content: '';
  position: absolute;
  left: 0.5rem;
  top: 50%;
  transform: translateY(-50%);
  width: 0.5rem;
  height: 0.5rem;
  background: #10b981;
  border-radius: 50%;
  box-shadow: 0 0 8px #10b981, 0 0 16px rgba(16, 185, 129, 0.4);
  animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% {
    opacity: 1;
    transform: translateY(-50%) scale(1);
  }
  50% {
    opacity: 0.7;
    transform: translateY(-50%) scale(1.2);
  }
}

.pricing-title {
  font-size: 1.25rem;
  margin-bottom: var(--space-sm);
  font-weight: 600;
}

.pricing-price {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(2.5rem, 4vw, 3rem);
  font-weight: 600;
  color: var(--text-primary);
  margin: var(--space-lg) 0;
  letter-spacing: -0.02em;
  line-height: 1.1;
}

.pricing-period {
  font-size: 0.9rem;
  color: var(--text-muted);
  font-weight: 400;
}

.pricing-description {
  margin-bottom: var(--space-lg);
  font-size: 0.95rem;
  line-height: 1.6;
}

.pricing-features {
  list-style: none;
  margin-bottom: var(--space-xl);
  flex-grow: 1;
}

.pricing-features li {
  padding: var(--space-sm) 0;
  color: var(--text-muted);
  font-size: 0.95rem;
  position: relative;
  padding-left: 1.75rem;
  line-height: 1.6;
}

.pricing-features li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 600;
  font-size: 1rem;
  width: 1.25rem;
  height: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-soft);
  border-radius: 4px;
}

.pricing-cta {
  width: 100%;
  margin-top: auto;
}

/* FAQ Section */
.faq-intro {
  text-align: center;
  max-width: 42rem;
  margin: 0 auto var(--space-2xl);
}

.faq-intro .eyebrow {
  margin-bottom: var(--space-sm);
}

.faq-intro h2 {
  margin-bottom: var(--space-md);
}

.faq-list {
  max-width: 48rem;
  margin: 0 auto;
  list-style: none;
}

.faq-item {
  padding: var(--space-lg);
  border: 1px solid transparent;
  border-bottom: 1px solid var(--border-subtle);
  border-radius: var(--radius);
  margin-bottom: var(--space-sm);
  transition: all var(--transition-base);
  background: transparent;
}

.faq-item:last-child {
  border-bottom: none;
}

.faq-question {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: 0;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-md);
  transition: color var(--transition-base);
  user-select: none;
}

.faq-question:hover {
  color: var(--accent);
}

.faq-question::after {
  content: '▼';
  font-size: 0.75rem;
  font-weight: 400;
  color: var(--text-muted);
  transition: all var(--transition-base);
  flex-shrink: 0;
  width: 1.75rem;
  height: 1.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--accent-soft);
  transform: rotate(0deg);
}

.faq-item.active .faq-question::after {
  background: var(--accent);
  color: white;
  transform: rotate(180deg);
  box-shadow: 0 2px 8px rgba(79, 70, 229, 0.3);
}

.faq-answer {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.7;
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-slow), margin-top var(--transition-slow), opacity var(--transition-slow);
  opacity: 0;
  margin-top: 0;
}

.faq-item.active {
  background: rgba(79, 70, 229, 0.05);
  border-color: rgba(79, 70, 229, 0.2);
}

.faq-item.active .faq-answer {
  max-height: 500px;
  opacity: 1;
  margin-top: var(--space-md);
}

/* Footer */
.footer {
  border-top: 1px solid var(--border-subtle);
  padding: var(--space-xl) 0;
  margin-top: var(--space-2xl);
  background: var(--bg-surface-alt);
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-md);
}

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

.footer-links {
  display: flex;
  gap: var(--space-lg);
  list-style: none;
}

.footer-link {
  color: var(--text-muted);
  font-size: 0.9rem;
  transition: color var(--transition-base);
}

.footer-link:hover {
  color: var(--accent);
}

@media (max-width: 768px) {
  .nav-toggle {
    display: flex;
  }

  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 320px;
    height: 100vh;
    background: var(--bg-surface);
    border-left: 1px solid var(--border-subtle);
    flex-direction: column;
    align-items: flex-start;
    padding: var(--space-2xl) var(--space-xl);
    gap: var(--space-lg);
    box-shadow: -8px 0 32px rgba(0, 0, 0, 0.5);
    transition: right var(--transition-slow);
    z-index: 100;
    overflow-y: auto;
  }

  .nav.nav-open .nav-links {
    right: 0;
  }

  .nav-links li {
    width: 100%;
  }

  .nav-links .nav-link {
    display: block;
    padding: var(--space-sm) 0;
    font-size: 1rem;
    width: 100%;
  }

  .nav-links .btn {
    width: 100%;
    justify-content: center;
    margin-top: var(--space-md);
  }

  .nav-links .nav-link::after {
    display: none;
  }

  /* Overlay when menu is open */
  .nav.nav-open::after {
    display: block;
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    z-index: 99;
    pointer-events: auto;
  }
  
  .hero-actions {
    flex-direction: column;
  }
  
  .hero-actions .btn {
    width: 100%;
  }
  
  .footer-content {
    flex-direction: column;
    text-align: center;
  }
  
  .footer-links {
    flex-direction: column;
    gap: var(--space-sm);
  }
  
  .pricing-card.featured {
    transform: scale(1.02);
  }
  
  .pricing-card.featured:hover {
    transform: scale(1.02) translateY(-4px);
  }
}