:root {
  --bg: #0a0a0b;
  --bg-secondary: #111113;
  --bg-tertiary: #1a1a1d;
  --border: #27272a;
  --text: #fafafa;
  --text-secondary: #a1a1aa;
  --text-muted: #71717a;
  --accent: #6366f1;
  --accent-hover: #818cf8;
  --green: #22c55e;
  --gradient-start: #6366f1;
  --gradient-end: #a855f7;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* Navigation */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(10, 10, 11, 0.8);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.nav-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: var(--text);
  font-weight: 600;
  font-size: 1.125rem;
}

.logo-icon {
  width: 32px;
  height: 32px;
  background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1rem;
}

.nav-links {
  display: flex;
  gap: 2rem;
}

.nav-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  transition: color 0.2s;
}

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

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border-radius: 8px;
  font-size: 0.9375rem;
  font-weight: 500;
  text-decoration: none;
  transition: all 0.2s;
  cursor: pointer;
  border: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
  color: white;
}

.btn-primary:hover {
  opacity: 0.9;
  transform: translateY(-1px);
}

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

.btn-secondary:hover {
  background: var(--border);
}

.btn-full {
  width: 100%;
}

/* Hero */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 8rem 2rem 4rem;
  gap: 4rem;
  max-width: 1200px;
  margin: 0 auto;
}

.hero-content {
  flex: 1;
  max-width: 540px;
}

.hero h1 {
  font-size: 3.5rem;
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 1.5rem;
}

.gradient-text {
  background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-description {
  font-size: 1.25rem;
  color: var(--text-secondary);
  margin-bottom: 2rem;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  margin-bottom: 1rem;
}

.hero-platforms {
  font-size: 0.875rem;
  color: var(--text-muted);
}

.hero-platforms a {
  color: var(--accent);
  text-decoration: none;
}

.hero-platforms a:hover {
  text-decoration: underline;
}

.hero-visual {
  flex: 1;
  display: flex;
  justify-content: center;
}

/* Window Mock */
.window-mock {
  width: 100%;
  max-width: 480px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}

.window-header {
  padding: 0.875rem 1rem;
  background: var(--bg-tertiary);
  border-bottom: 1px solid var(--border);
}

.window-dots {
  display: flex;
  gap: 8px;
}

.window-dots span {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--border);
}

.window-dots span:first-child {
  background: #ef4444;
}

.window-dots span:nth-child(2) {
  background: #eab308;
}

.window-dots span:last-child {
  background: #22c55e;
}

.window-content {
  padding: 1.5rem;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.875rem;
  line-height: 1.8;
}

.editor-line {
  display: flex;
  gap: 1rem;
}

.line-number {
  color: var(--text-muted);
  user-select: none;
  width: 1.5rem;
  text-align: right;
}

.code-keyword {
  color: #c084fc;
}

.code-string {
  color: #4ade80;
}

.code-function {
  color: #60a5fa;
}

.cursor {
  animation: blink 1s infinite;
  color: var(--accent);
}

@keyframes blink {
  0%, 50% { opacity: 1; }
  51%, 100% { opacity: 0; }
}

.window-footer {
  padding: 0.75rem 1rem;
  background: var(--bg-tertiary);
  border-top: 1px solid var(--border);
  display: flex;
  gap: 1.5rem;
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* Features */
.features {
  padding: 6rem 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.features h2 {
  font-size: 2.5rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 4rem;
  letter-spacing: -0.02em;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}

.feature-card {
  padding: 2rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 12px;
  transition: border-color 0.2s;
}

.feature-card:hover {
  border-color: var(--text-muted);
}

.feature-icon {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
}

.feature-icon svg {
  stroke: white;
}

.feature-card h3 {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.feature-card p {
  color: var(--text-secondary);
  font-size: 0.9375rem;
}

/* Pricing */
.pricing {
  padding: 6rem 2rem;
  background: var(--bg-secondary);
}

.pricing h2 {
  font-size: 2.5rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 0.5rem;
  letter-spacing: -0.02em;
}

.pricing-subtitle {
  text-align: center;
  color: var(--text-secondary);
  margin-bottom: 4rem;
  font-size: 1.125rem;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
  max-width: 800px;
  margin: 0 auto;
}

.pricing-card {
  padding: 2.5rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 16px;
  position: relative;
}

.pricing-card-pro {
  border-color: var(--accent);
  box-shadow: 0 0 40px rgba(99, 102, 241, 0.15);
}

.pricing-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
  color: white;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.375rem 1rem;
  border-radius: 20px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.pricing-header {
  text-align: center;
  margin-bottom: 2rem;
}

.pricing-header h3 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.price {
  font-size: 3rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.pricing-header p {
  color: var(--text-muted);
  font-size: 0.875rem;
  margin-top: 0.25rem;
}

.pricing-features {
  list-style: none;
  margin-bottom: 2rem;
}

.pricing-features li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 0.625rem 0;
  font-size: 0.9375rem;
  color: var(--text-secondary);
}

.pricing-features li svg {
  stroke: var(--green);
  flex-shrink: 0;
  margin-top: 2px;
}

.pricing-features li strong {
  color: var(--text);
  font-weight: 500;
}

/* CTA */
.cta {
  padding: 6rem 2rem;
  text-align: center;
  max-width: 600px;
  margin: 0 auto;
}

.cta h2 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

.cta p {
  color: var(--text-secondary);
  margin-bottom: 2rem;
  font-size: 1.125rem;
}

/* Footer */
.footer {
  border-top: 1px solid var(--border);
  padding: 3rem 2rem;
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 600;
}

.footer-brand .logo-icon {
  width: 24px;
  height: 24px;
  font-size: 0.75rem;
}

.footer-links {
  display: flex;
  gap: 2rem;
}

.footer-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.875rem;
}

.footer-links a:hover {
  color: var(--text);
}

.footer-copy {
  color: var(--text-muted);
  font-size: 0.875rem;
  width: 100%;
  text-align: center;
  margin-top: 1rem;
}

/* Responsive */
@media (max-width: 900px) {
  .hero {
    flex-direction: column;
    text-align: center;
    padding-top: 6rem;
  }

  .hero h1 {
    font-size: 2.5rem;
  }

  .hero-actions {
    justify-content: center;
    flex-wrap: wrap;
  }

  .hero-visual {
    width: 100%;
  }

  .window-mock {
    max-width: 100%;
  }
}

@media (max-width: 600px) {
  .nav-links {
    display: none;
  }

  .hero h1 {
    font-size: 2rem;
  }

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

  .features h2,
  .pricing h2 {
    font-size: 1.75rem;
  }

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

  .footer-content {
    flex-direction: column;
    text-align: center;
  }
}

/* How It Works Section */
.how-it-works {
  padding: 6rem 2rem;
  background: var(--bg-secondary);
}

.how-it-works h2 {
  font-size: 2.5rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 0.5rem;
  letter-spacing: -0.02em;
}

.section-subtitle {
  text-align: center;
  color: var(--text-secondary);
  margin-bottom: 4rem;
  font-size: 1.125rem;
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  max-width: 1000px;
  margin: 0 auto;
}

.step {
  text-align: center;
}

.step-number {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  font-weight: 700;
  margin: 0 auto 1.5rem;
}

.step-content h3 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.step-content p {
  color: var(--text-secondary);
  font-size: 0.9375rem;
  margin-bottom: 1.5rem;
}

.step-visual {
  margin-top: 1rem;
}

.hotkey-demo {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  color: var(--text-muted);
}

.hotkey-demo kbd {
  padding: 0.5rem 0.75rem;
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: 6px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.875rem;
  color: var(--text);
}

.mini-window {
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
  max-width: 200px;
  margin: 0 auto;
}

.mini-header {
  padding: 0.5rem;
  background: var(--border);
  display: flex;
  gap: 4px;
}

.mini-header span {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--text-muted);
}

.mini-content {
  padding: 0.75rem;
  font-size: 0.75rem;
  color: var(--text-muted);
  font-family: 'JetBrains Mono', monospace;
}

.paste-demo {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  color: var(--green);
}

.paste-demo kbd {
  padding: 0.5rem 0.75rem;
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: 6px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.875rem;
  color: var(--text);
}

/* Demo Sections */
.demo-section {
  padding: 6rem 2rem;
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 4rem;
}

.demo-section.reverse {
  flex-direction: row-reverse;
}

.demo-content {
  flex: 1;
}

.demo-content h2 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

.demo-content p {
  color: var(--text-secondary);
  font-size: 1rem;
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.demo-list {
  list-style: none;
}

.demo-list li {
  padding: 0.5rem 0;
  padding-left: 1.5rem;
  position: relative;
  color: var(--text-secondary);
}

.demo-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 6px;
  height: 6px;
  background: var(--accent);
  border-radius: 50%;
}

.demo-visual {
  flex: 1;
  display: flex;
  justify-content: center;
}

.pro-badge-inline {
  margin-bottom: 0.5rem;
}

.pro-badge {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Transform Demo */
.transform-demo {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.transform-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.window-mock.small {
  max-width: 220px;
}

.window-content.compact {
  padding: 1rem;
  font-size: 0.8rem;
  line-height: 1.6;
}

.window-content.highlighted {
  color: var(--accent);
}

.transform-arrow {
  color: var(--accent);
}

/* History Demo */
.window-title {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-left: auto;
}

.window-header {
  display: flex;
  align-items: center;
}

.history-content {
  padding: 0 !important;
}

.history-item {
  padding: 1rem;
  border-bottom: 1px solid var(--border);
  cursor: pointer;
  transition: background 0.15s;
}

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

.history-item:hover,
.history-item.selected {
  background: var(--bg-tertiary);
}

.history-text {
  font-size: 0.875rem;
  margin-bottom: 0.25rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.history-meta {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* Snippets Demo */
.snippets-content {
  padding: 0 !important;
}

.snippet-item {
  padding: 1rem;
  border-bottom: 1px solid var(--border);
  cursor: pointer;
  transition: background 0.15s;
}

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

.snippet-item:hover,
.snippet-item.selected {
  background: var(--bg-tertiary);
}

.snippet-name {
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 0.25rem;
}

.snippet-preview {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
  font-family: 'JetBrains Mono', monospace;
}

.snippet-tags {
  display: flex;
  gap: 0.5rem;
}

.snippet-tags span {
  padding: 0.125rem 0.5rem;
  background: var(--border);
  border-radius: 4px;
  font-size: 0.625rem;
  color: var(--text-muted);
}

/* Responsive for new sections */
@media (max-width: 900px) {
  .steps-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .demo-section,
  .demo-section.reverse {
    flex-direction: column;
    text-align: center;
  }

  .demo-list li {
    text-align: left;
  }

  .transform-demo {
    flex-direction: column;
  }

  .transform-arrow {
    transform: rotate(90deg);
  }
}