/* Navbar */
.navbar {
  position: sticky;
  top: 0;
  background-color: var(--color-dark-grey);
  border-bottom: 1px solid var(--color-light-grey);
  z-index: 100;
  transition: all var(--transition-base);
}

.navbar-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 60px;
}

.navbar-brand {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-white);
  text-decoration: none;
}

.navbar-menu {
  display: flex;
  gap: var(--space-2xl);
  align-items: center;
}

.navbar-link {
  color: var(--color-white);
  font-size: 14px;
  font-weight: 500;
  transition: color var(--transition-fast);
}

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

.navbar-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--color-white);
  font-size: 24px;
  cursor: pointer;
  padding: 8px 0;
}

.btn--sm {
  height: 40px;
  font-size: 13px;
  padding: 8px 16px;
}

/* Hero Section */
.hero {
  min-height: 600px;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4xl);
  align-items: center;
}

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

.hero-subtitle {
  font-size: 1.125rem;
  line-height: 1.8;
  margin-bottom: var(--space-2xl);
  max-width: 500px;
}

.hero-ctas {
  display: flex;
  gap: var(--space-lg);
}

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

.hero-showcase {
  width: 100%;
  min-height: 400px;
  background: transparent;
  border-radius: 16px;
  border: 2px solid #FFD700;
  padding: var(--space-2xl);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: var(--space-xl);
  position: relative;
  overflow: hidden;
  box-sizing: border-box;
}

.hero-showcase::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -50%;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle, rgba(255, 215, 0, 0.06) 0%, transparent 70%);
  pointer-events: none;
}

.showcase-header {
  position: relative;
}

.showcase-badge {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--color-accent-yellow);
  background: rgba(255, 215, 0, 0.1);
  padding: 4px 12px;
  border-radius: 4px;
  margin-bottom: var(--space-md);
}

.showcase-title {
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 4px;
}

.showcase-tagline {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  font-style: italic;
}

.showcase-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
  position: relative;
}

.showcase-feature {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  color: var(--color-text-secondary);
  font-size: 0.875rem;
  padding: var(--space-sm) var(--space-md);
  background: rgba(255, 255, 255, 0.04);
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.showcase-feature i {
  font-size: 18px;
  color: var(--color-accent-yellow);
}

.showcase-tech {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
  position: relative;
}

.showcase-tech span {
  font-size: 12px;
  font-family: 'Fira Code', monospace;
  color: var(--color-accent-yellow);
  background: rgba(255, 215, 0, 0.08);
  border: 1px solid rgba(255, 215, 0, 0.2);
  padding: 3px 10px;
  border-radius: 4px;
}

.showcase-link {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-accent-yellow);
  text-decoration: none;
  position: relative;
  transition: opacity 0.2s;
}

.showcase-link:hover {
  opacity: 0.8;
}

/* Card Icon */
.card-icon {
  margin-bottom: var(--space-md);
  min-height: 48px;
}

/* Contact Section */
.contact-section {
  text-align: center;
}

.contact-header {
  margin-bottom: var(--space-4xl);
}

.contact-header h2 {
  color: var(--color-white);
}

.contact-form {
  max-width: 700px;
  margin: 0 auto;
  background-color: rgba(42, 42, 42, 0.5);
  padding: var(--space-3xl);
  border-radius: 12px;
  border: 1px solid var(--color-light-grey);
}

@media (max-width: 768px) {
  .contact-form {
    padding: var(--space-2xl);
  }

  .grid--2 {
    grid-template-columns: 1fr;
  }
}

.form-status {
  margin-top: var(--space-md);
  font-size: 14px;
  min-height: 20px;
}

.form-status.success {
  color: var(--color-success);
}

.form-status.error {
  color: var(--color-error);
}

/* Footer */
.footer {
  background-color: var(--color-black);
  border-top: 1px solid var(--color-light-grey);
  padding: var(--space-4xl) 0 var(--space-2xl);
  margin-top: var(--space-4xl);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-3xl);
  margin-bottom: var(--space-3xl);
}

.footer-section h4 {
  color: var(--color-white);
  margin-bottom: var(--space-md);
}

.footer-section p {
  font-size: 14px;
}

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

.footer-section ul li {
  margin-bottom: var(--space-sm);
}

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

.footer-section a:hover {
  color: var(--color-accent-yellow);
}

.footer-bottom {
  text-align: center;
  border-top: 1px solid var(--color-light-grey);
  padding-top: var(--space-2xl);
  color: var(--color-text-tertiary);
  font-size: 14px;
}

/* Responsive Navigation */
@media (max-width: 768px) {
  .navbar-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .navbar-menu {
    display: none;
    position: absolute;
    top: 60px;
    left: 0;
    right: 0;
    background-color: var(--color-mid-grey);
    flex-direction: column;
    gap: 0;
    border-bottom: 1px solid var(--color-light-grey);
    padding: var(--space-lg) 0;
  }

  .navbar-menu.active {
    display: flex;
  }

  .navbar-menu .navbar-link {
    padding: var(--space-md) var(--space-lg);
    display: block;
  }

  .hero .container {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
  }

  .hero-visual {
    margin-top: var(--space-2xl);
  }

  .hero-showcase {
    min-height: 300px;
    padding: var(--space-xl);
  }

  .hero-ctas {
    flex-direction: column;
  }

  .hero-ctas .btn {
    width: 100%;
  }

  .footer-content {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-2xl);
  }
}

@media (max-width: 480px) {
  .navbar-content {
    height: 56px;
  }

  .navbar-brand {
    font-size: 18px;
  }

  .hero {
    min-height: 400px;
  }

  .hero-showcase {
    min-height: 250px;
    padding: var(--space-lg);
  }

  .contact-form {
    padding: var(--space-lg);
  }

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