@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

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

:root {
  --background: #F6F6F8;
  --foreground: #333333;
  --primary: #FF9900;
  --primary-hover: #FFB333;
  --muted: #E8E8EB;
  --muted-foreground: #878789;
  --border: #E0E0E0;
  --card: #FFFFFF;
  --radius: 0.5rem;
}

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

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Hero Section */
.hero {
  padding: 4rem 0;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.hero-video {
  width: 100%;
  height: auto;
  border-radius: var(--radius);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  background: #000;
}

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

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

.hero-header {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.hero-icon {
  font-size: 4rem;
}

.hero-title {
  font-size: 3rem;
  font-weight: 700;
  color: var(--foreground);
}

.tags {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

.tag {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.75rem;
  font-size: 0.75rem;
  font-weight: 500;
  border-radius: 9999px;
  background-color: var(--muted);
  color: var(--muted-foreground);
}

.hero-description {
  font-size: 1.125rem;
  color: var(--muted-foreground);
  max-width: 600px;
  margin: 0 auto 2rem;
}

.hero-placeholder {
  width: 100%;
  max-width: 700px;
  height: 400px;
  border-radius: var(--radius);
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.15);
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 3rem;
}

/* Technical Section */
.technical {
  padding: 4rem 0;
  background-color: var(--card);
}

.technical-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}

@media (max-width: 768px) {
  .technical-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

.section-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--foreground);
  margin-bottom: 1rem;
}

.section-text {
  color: var(--muted-foreground);
  margin-bottom: 1.5rem;
}

.install-steps {
  list-style: none;
  counter-reset: step;
}

.install-steps li {
  counter-increment: step;
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1rem;
  color: var(--muted-foreground);
}

.install-steps li::before {
  content: counter(step);
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 1.75rem;
  height: 1.75rem;
  border-radius: 50%;
  background-color: var(--primary);
  color: white;
  font-size: 0.875rem;
  font-weight: 600;
}

.link-tertiary {
  color: var(--muted-foreground);
  text-decoration: underline;
  transition: color 0.2s;
}

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

.demo-placeholder {
  width: 100%;
  height: 400px;
  border-radius: var(--radius);
  box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.1);
  background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 2rem;
  font-weight: 600;
}

/* Footer */
.footer {
  background-color: #F6F6F8;
  border-top: 1px solid var(--border);
  padding: 2rem 0;
}

.footer-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  text-align: center;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1.5rem;
  font-size: 0.875rem;
}

.footer-links a {
  color: var(--muted-foreground);
  text-decoration: none;
  transition: color 0.2s;
}

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

.footer-help {
  font-size: 0.875rem;
  color: var(--muted-foreground);
}

.footer-help a {
  color: var(--primary);
  text-decoration: underline;
}

.footer-help a:hover {
  color: var(--primary-hover);
}