/* Base */
* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; color: #eee; background-color: #111; line-height: 1.6; }
a { text-decoration: none; color: #ccc; transition: color 0.3s ease; }
a:hover { color: #fff; }
.container { width: 90%; max-width: 1200px; margin: auto; }

/* Header */
.site-header { display: flex; justify-content: space-between; align-items: center; padding: 20px 0; background: #111; border-bottom: 1px solid #333; position: sticky; top: 0; z-index: 100; }
.site-header .logo { height: 50px; }
.main-nav a { margin-left: 25px; font-weight: 500; }

/* Hero */
.hero { position: relative; height: 550px; background: url('hero.jpg') center/cover no-repeat; display: flex; align-items: center; }
.hero-overlay { background: rgba(0,0,0,0.6); width: 100%; height: 100%; display: flex; align-items: center; }
.hero-content { text-align: left; padding-left: 50px; max-width: 600px; color: #fff; }
.hero-content h1 { font-size: 3rem; margin-bottom: 20px; }
.hero-content p { font-size: 1.2rem; margin-bottom: 30px; }
.hero-content .btn { background: #555; color: #fff; padding: 15px 30px; border-radius: 5px; }
.hero-content .btn:hover { background: #888; box-shadow: 0 0 15px #aaa; }

/* Products Grid */
.section.products { padding: 80px 0; }
.product-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px,1fr)); gap: 20px; margin-top: 40px; }
.product-card { position: relative; overflow: hidden; border-radius: 8px; }
.product-card img { width: 100%; height: 200px; object-fit: cover; display: block; }
.product-title { position: absolute; bottom: 0; left: 0; width: 100%; background: rgba(0,0,0,0.6); color: #fff; padding: 10px; text-align: center; font-weight: 500; }

/* About Section */
.section.about { padding: 80px 0; }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; }
.about-text h2 { font-size: 2rem; margin-bottom: 20px; color: #fff; }
.about-text p { color: #ccc; }
.about-image img { width: 100%; border-radius: 8px; }

/* Process Section */
.section.process { padding: 80px 0; text-align: center; }
.section.process.grey { background: #1a1a1a; }
.process-grid { display: grid; grid-template-columns: repeat(auto-fit,minmax(220px,1fr)); gap: 20px; margin-top: 40px; }
.process-step { background: #222; padding: 30px; border-radius: 8px; color: #fff; font-weight: 500; }

/* Contact Section */
.section.contact { padding: 80px 0; text-align: center; }
.section.contact h2 { font-size: 2rem; margin-bottom: 20px; }
.section.contact p { color: #ccc; }

/* Footer */
.footer { padding: 40px 0; background: #111; border-top: 1px solid #333; display: grid; grid-template-columns: repeat(auto-fit,minmax(200px,1fr)); text-align: center; gap: 10px; color: #666; }

/* Responsive */
@media (max-width: 992px) {
  .about-grid { grid-template-columns: 1fr; text-align: center; }
  .hero-content { text-align: center; padding-left: 20px; }
}
@media (max-width: 768px) {
  .main-nav { margin-top: 10px; }
  .main-nav a { display: inline-block; margin: 10px 15px; }
  .hero-content h1 { font-size: 2rem; }
  .product-card img { height: 180px; }
  .process-step { padding: 20px; }
}