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

:root {
  --color-bg: #1a1a1a;
  --color-bg-alt: #242424;
  --color-text: #e8e8e8;
  --color-text-secondary: #a0a0a0;
  --color-accent: #B8FF3D;
  --color-accent-hover: #a3e835;
  --color-border: #333333;
  --spacing-unit: 8px;
  --max-width: 1200px;
  --font-body: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-heading: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

.header {
  background-color: var(--color-bg);
  padding: 24px 0;
  border-bottom: 1px solid var(--color-border);
}

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

.logo-wrapper {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo {
  width: 40px;
  height: 40px;
}

.brand-name {
  font-size: 20px;
  font-weight: 600;
  color: var(--color-text);
  letter-spacing: -0.02em;
}

.hero {
  padding: 80px 0;
  background: linear-gradient(180deg, var(--color-bg) 0%, var(--color-bg-alt) 100%);
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.hero-text {
  text-align: left;
}

.hero-title {
  font-family: var(--font-heading);
  font-size: 48px;
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 24px;
  color: var(--color-text);
  letter-spacing: -0.03em;
}

.hero-subtitle {
  font-size: 18px;
  color: var(--color-text-secondary);
  margin-bottom: 32px;
  line-height: 1.6;
}

.hero-cta {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.hero-image {
  width: 100%;
  height: auto;
}

.featured-img {
  width: 100%;
  height: auto;
  border-radius: 12px;
  object-fit: cover;
  max-height: 400px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
}

.btn {
  display: inline-block;
  padding: 14px 32px;
  font-size: 16px;
  font-weight: 600;
  text-decoration: none;
  border-radius: 6px;
  cursor: pointer;
  border: none;
  font-family: var(--font-body);
}

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

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

.btn-secondary {
  background-color: transparent;
  color: var(--color-text);
  border: 2px solid var(--color-border);
}

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

.section {
  padding: 80px 0;
}

.section-alt {
  background-color: var(--color-bg-alt);
}

.section-title {
  font-family: var(--font-heading);
  font-size: 40px;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 16px;
  text-align: center;
  color: var(--color-text);
  letter-spacing: -0.02em;
}

.section-intro {
  font-size: 18px;
  color: var(--color-text-secondary);
  text-align: center;
  margin-bottom: 56px;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.grid {
  display: grid;
  gap: 32px;
}

.grid-2 {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.grid-4 {
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

.card {
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 32px;
}

.section-alt .card {
  background-color: var(--color-bg-alt);
  border-color: #2a2a2a;
}

.icon-wrapper {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.icon {
  width: 48px;
  height: 48px;
  color: var(--color-accent);
}

.card h3 {
  font-size: 22px;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--color-text);
}

.card p {
  font-size: 15px;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

.tech-item {
  text-align: center;
  padding: 24px;
}

.tech-item h4 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--color-text);
}

.tech-item p {
  font-size: 14px;
  color: var(--color-text-secondary);
}

.pipeline {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 24px;
  margin-top: 48px;
}

.pipeline-item {
  padding: 24px;
  background-color: var(--color-bg);
  border-radius: 8px;
  border: 1px solid var(--color-border);
}

.pipeline-number {
  font-size: 14px;
  font-weight: 700;
  color: var(--color-accent);
  margin-bottom: 12px;
  letter-spacing: 0.05em;
}

.pipeline-item h3 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--color-text);
}

.pipeline-item p {
  font-size: 14px;
  color: var(--color-text-secondary);
  line-height: 1.5;
}

.section-showcase {
  background-color: var(--color-bg);
}

.showcase-item {
  width: 100%;
}

.img-placeholder {
  width: 100%;
  aspect-ratio: 16 / 9;
  background: linear-gradient(135deg, #242424 0%, #1a1a1a 100%);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.img-placeholder span {
  font-size: 16px;
  color: var(--color-text-secondary);
  font-weight: 500;
}

.showcase-img {
  width: 100%;
  height: auto;
  border-radius: 12px;
  object-fit: cover;
  aspect-ratio: 16 / 9;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.product-card {
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 32px;
  display: flex;
  flex-direction: column;
}

.product-header {
  margin-bottom: 24px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--color-border);
}

.product-header h3 {
  font-size: 24px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--color-text);
}

.product-phase {
  font-size: 13px;
  color: var(--color-accent);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.product-body {
  flex: 1;
  margin-bottom: 24px;
}

.product-features {
  list-style: none;
  padding: 0;
}

.product-features li {
  font-size: 15px;
  color: var(--color-text-secondary);
  padding: 10px 0;
  padding-left: 28px;
  position: relative;
}

.product-features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 17px;
  width: 6px;
  height: 6px;
  background-color: var(--color-accent);
  border-radius: 50%;
}

.product-price {
  font-size: 28px;
  font-weight: 700;
  color: var(--color-accent);
  margin-top: 12px;
}

.product-card-featured {
  border: 2px solid var(--color-accent);
  position: relative;
}

.btn-product {
  background-color: transparent;
  color: var(--color-accent);
  border: 2px solid var(--color-accent);
  text-align: center;
}

.btn-product:hover {
  background-color: var(--color-accent);
  color: var(--color-bg);
}

.btn-product-alt {
  background-color: var(--color-bg-alt);
  color: var(--color-text);
  border: 2px solid var(--color-border);
  text-align: center;
}

.btn-product-alt:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.btn-product-primary {
  background-color: var(--color-accent);
  color: var(--color-bg);
  border: 2px solid var(--color-accent);
  text-align: center;
}

.btn-product-primary:hover {
  background-color: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
}

.feature-list {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.feature-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.feature-icon {
  width: 32px;
  height: 32px;
  color: var(--color-accent);
  flex-shrink: 0;
}

.feature-item h4 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--color-text);
}

.feature-item p {
  font-size: 15px;
  color: var(--color-text-secondary);
  line-height: 1.5;
}

.section-contact {
  background-color: var(--color-bg-alt);
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 40px;
  margin-top: 48px;
}

.contact-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.contact-icon {
  width: 32px;
  height: 32px;
  color: var(--color-accent);
  flex-shrink: 0;
}

.contact-item h4 {
  font-size: 14px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-secondary);
  margin-bottom: 8px;
}

.contact-item a {
  color: var(--color-text);
  text-decoration: none;
  font-size: 16px;
}

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

.contact-item p {
  color: var(--color-text);
  font-size: 16px;
  line-height: 1.5;
}

.footer {
  background-color: var(--color-bg);
  border-top: 1px solid var(--color-border);
  padding: 64px 0 32px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 3fr;
  gap: 64px;
  margin-bottom: 48px;
}

.footer-brand p {
  margin-top: 16px;
  color: var(--color-text-secondary);
  font-size: 15px;
  max-width: 400px;
}

.footer-nav {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 48px;
}

.footer-column h4 {
  font-size: 14px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-secondary);
  margin-bottom: 16px;
}

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

.footer-column ul li {
  margin-bottom: 12px;
}

.footer-column ul li a {
  color: var(--color-text);
  text-decoration: none;
  font-size: 15px;
}

.footer-column ul li a:hover {
  color: var(--color-accent);
}

.footer-bottom {
  padding-top: 32px;
  border-top: 1px solid var(--color-border);
  text-align: center;
}

.footer-bottom p {
  color: var(--color-text-secondary);
  font-size: 14px;
}

@media (max-width: 768px) {
  .hero-content {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .hero-text {
    text-align: center;
  }

  .hero-title {
    font-size: 36px;
  }

  .hero-subtitle {
    font-size: 18px;
  }

  .hero-cta {
    justify-content: center;
  }

  .section-title {
    font-size: 32px;
  }

  .section {
    padding: 56px 0;
  }

  .hero {
    padding: 56px 0;
  }

  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }

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

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .footer-nav {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 28px;
  }

  .section-title {
    font-size: 28px;
  }

  .container {
    padding: 0 16px;
  }

  .card {
    padding: 24px;
  }

  .product-card {
    padding: 24px;
  }
}