/* === Reset & Base === */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --color-bg: #0a0a0f;
  --color-surface: #12121a;
  --color-surface-alt: #1a1a2e;
  --color-border: #2a2a3e;
  --color-text: #e8e8f0;
  --color-text-muted: #9898b0;
  --color-accent: #6c5ce7;
  --color-accent-light: #a29bfe;
  --color-success: #00cec9;
  --color-danger: #ff6b6b;
  --color-warning: #feca57;
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --max-width: 1200px;
  --radius: 12px;
  --radius-sm: 8px;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

a {
  color: var(--color-accent-light);
  text-decoration: none;
  transition: color 0.2s;
}

a:hover {
  color: var(--color-accent);
}

img {
  max-width: 100%;
  height: auto;
}

/* === Buttons === */
.btn {
  display: inline-block;
  padding: 12px 28px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: all 0.2s;
  border: 2px solid transparent;
}

.btn-primary {
  background: var(--color-accent);
  color: #fff;
}

.btn-primary:hover {
  background: var(--color-accent-light);
  color: #fff;
}

.btn-accent {
  background: var(--color-success);
  color: var(--color-bg);
  font-weight: 700;
}

.btn-accent:hover {
  background: #00b5b0;
  color: var(--color-bg);
}

.btn-outline {
  border-color: var(--color-border);
  color: var(--color-text);
  background: transparent;
}

.btn-outline:hover {
  border-color: var(--color-accent);
  color: var(--color-accent-light);
}

/* === Navbar === */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(10, 10, 15, 0.9);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  padding: 16px 0;
}

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

.logo {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--color-text);
  letter-spacing: -0.5px;
}

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

/* === Hero === */
.hero {
  padding: 160px 0 100px;
  text-align: center;
  background: linear-gradient(180deg, var(--color-surface) 0%, var(--color-bg) 100%);
}

.hero-tagline {
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--color-accent-light);
  margin-bottom: 24px;
}

.hero h1 {
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 800;
  line-height: 1.2;
  max-width: 900px;
  margin: 0 auto 40px;
  letter-spacing: -1px;
}

/* === Sections === */
.section {
  padding: 100px 0;
}

.section h2 {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 800;
  margin-bottom: 20px;
  letter-spacing: -0.5px;
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--color-text-muted);
  max-width: 700px;
  margin-bottom: 48px;
}

/* === How It Works === */
.how-it-works {
  background: var(--color-surface);
}

.comparison-block {
  margin-bottom: 80px;
}

.comparison-block h3 {
  font-size: 1.5rem;
  margin-bottom: 16px;
  color: var(--color-accent-light);
}

.comparison-block > p {
  color: var(--color-text-muted);
  max-width: 800px;
  margin-bottom: 40px;
  font-size: 1.05rem;
}

.comparison-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  max-width: 700px;
}

.card {
  padding: 32px;
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
}

.card h4 {
  font-size: 1.1rem;
  margin-bottom: 16px;
}

.card ul {
  list-style: none;
}

.card ul li {
  padding: 6px 0;
  color: var(--color-text-muted);
}

.card-traditional {
  background: var(--color-surface-alt);
}

.card-traditional ul li::before {
  content: "✗ ";
  color: var(--color-danger);
}

.card-intelliparse {
  background: var(--color-surface-alt);
  border-color: var(--color-accent);
}

.card-intelliparse ul li::before {
  content: "✓ ";
  color: var(--color-success);
}

/* Steps */
.steps-block {
  margin-bottom: 80px;
}

.steps-block h3 {
  font-size: 1.5rem;
  margin-bottom: 40px;
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.step {
  padding: 32px;
  background: var(--color-surface-alt);
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
}

.step-number {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-accent-light);
  background: rgba(108, 92, 231, 0.15);
  padding: 4px 12px;
  border-radius: 20px;
  margin-bottom: 16px;
}

.step h4 {
  font-size: 1.15rem;
  margin-bottom: 12px;
}

.step p {
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

/* Pipeline */
.pipeline-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}

.pipeline-step {
  padding: 32px;
  background: var(--color-surface-alt);
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
}

.pipeline-step h4 {
  font-size: 1.15rem;
  margin-bottom: 12px;
}

.pipeline-step p {
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

/* === Comparison Table === */
.comparison-table-section {
  background: var(--color-bg);
}

.table-wrapper {
  overflow-x: auto;
}

.feature-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 16px;
}

.feature-table th,
.feature-table td {
  padding: 16px 24px;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
}

.feature-table thead th {
  font-weight: 700;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--color-text-muted);
  background: var(--color-surface);
}

.feature-table thead th:nth-child(2) {
  color: var(--color-accent-light);
}

.feature-table td.yes {
  color: var(--color-success);
  font-weight: 700;
  font-size: 1.2rem;
}

.feature-table td.no {
  color: var(--color-danger);
  font-weight: 700;
  font-size: 1.2rem;
}

.feature-table td.partial {
  color: var(--color-warning);
  font-weight: 700;
  font-size: 1.2rem;
}

/* === Use Cases === */
.use-cases {
  background: var(--color-surface);
}

.use-case-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
  margin-top: 40px;
}

.use-case-card {
  padding: 32px;
  background: var(--color-surface-alt);
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
  transition: border-color 0.2s;
}

.use-case-card:hover {
  border-color: var(--color-accent);
}

.use-case-card h4 {
  font-size: 1.15rem;
  margin-bottom: 12px;
}

.use-case-card p {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  margin-bottom: 20px;
}

/* === Capabilities === */
.capabilities {
  background: var(--color-bg);
}

.capabilities-list {
  list-style: none;
  max-width: 700px;
  margin-top: 32px;
}

.capabilities-list li {
  padding: 12px 0;
  padding-left: 28px;
  position: relative;
  color: var(--color-text-muted);
  font-size: 1.05rem;
  border-bottom: 1px solid var(--color-border);
}

.capabilities-list li::before {
  content: "→";
  position: absolute;
  left: 0;
  color: var(--color-accent-light);
  font-weight: 700;
}

/* === Product Suite === */
.product-suite {
  background: var(--color-surface);
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  margin-top: 40px;
}

.product-card {
  padding: 32px;
  background: var(--color-surface-alt);
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
  transition: border-color 0.2s, transform 0.2s;
}

.product-card:hover {
  border-color: var(--color-accent);
  transform: translateY(-2px);
}

.product-card.featured {
  border-color: var(--color-accent);
  background: linear-gradient(135deg, rgba(108, 92, 231, 0.1), var(--color-surface-alt));
}

.product-card h4 {
  font-size: 1.2rem;
  margin-bottom: 12px;
}

.product-card p {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  margin-bottom: 20px;
}

/* === Benefits === */
.benefits {
  background: var(--color-bg);
  text-align: center;
}

.benefits h2 {
  max-width: 700px;
  margin: 0 auto 20px;
}

.benefits p {
  color: var(--color-text-muted);
  max-width: 700px;
  margin: 0 auto;
  font-size: 1.1rem;
}

/* === CTA Section === */
.cta-section {
  background: linear-gradient(135deg, var(--color-surface) 0%, var(--color-surface-alt) 100%);
  text-align: center;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.cta-section h2 {
  margin-bottom: 12px;
}

.cta-section p {
  color: var(--color-text-muted);
  font-size: 1.1rem;
  margin-bottom: 32px;
}

.cta-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* === Footer === */
.footer {
  background: var(--color-surface);
  padding: 80px 0 40px;
  border-top: 1px solid var(--color-border);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 60px;
}

.footer-col h5 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 16px;
}

.footer-col p {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  line-height: 1.7;
}

.footer-col ul {
  list-style: none;
}

.footer-col ul li {
  margin-bottom: 8px;
}

.footer-col ul li a {
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

.footer-col ul li a:hover {
  color: var(--color-text);
}

.address {
  margin-top: 16px;
  font-size: 0.85rem;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 24px;
  border-top: 1px solid var(--color-border);
  flex-wrap: wrap;
  gap: 16px;
}

.footer-links {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
}

.footer-links a {
  color: var(--color-text-muted);
  font-size: 0.85rem;
}

.footer-bottom p {
  color: var(--color-text-muted);
  font-size: 0.85rem;
}

/* === Responsive === */
@media (max-width: 768px) {
  .hero {
    padding: 120px 0 60px;
  }

  .comparison-cards,
  .steps-grid,
  .pipeline-block {
    grid-template-columns: 1fr;
  }

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

  .feature-table th,
  .feature-table td {
    padding: 12px 16px;
    font-size: 0.85rem;
  }
}

@media (max-width: 480px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }

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