* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: Arial, sans-serif; color: #333; line-height: 1.6; }
.header { background: linear-gradient(135deg, #003366, #0066cc); color: #fff; padding: 0 40px; display: flex; align-items: center; justify-content: space-between; height: 80px; position: sticky; top: 0; z-index: 100; box-shadow: 0 2px 10px rgba(0,0,0,0.2); }
.logo-area { display: flex; align-items: center; gap: 15px; }
.logo-area img { height: 60px; width: auto; }
.company-name { font-size: 22px; font-weight: bold; color: #ffd700; }
.nav-links { display: flex; align-items: center; gap: 20px; }
.lang-btn { background: #ffd700; color: #003366; border: none; padding: 8px 24px; font-size: 15px; font-weight: bold; cursor: pointer; border-radius: 4px; text-decoration: none; transition: all 0.3s; }
.lang-btn:hover { background: #fff; }
.hero { background: linear-gradient(135deg, #001a33, #003366); color: #fff; padding: 60px 40px; text-align: center; min-height: 400px; display: flex; flex-direction: column; align-items: center; justify-content: center; }
.hero h1 { font-size: 48px; color: #ffd700; margin-bottom: 15px; }
.hero p { font-size: 20px; max-width: 800px; margin-bottom: 30px; color: #cce0ff; }
.hero-img { max-width: 700px; width: 100%; border-radius: 10px; box-shadow: 0 8px 30px rgba(0,0,0,0.4); }
.section { padding: 50px 40px; }
.section-title { font-size: 32px; color: #003366; text-align: center; margin-bottom: 40px; border-bottom: 3px solid #ffd700; display: inline-block; padding-bottom: 8px; }
.section-title-wrap { text-align: center; }
.bg-light { background: #f5f8ff; }
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 14px; margin-bottom: 30px; }
th { background: #003366; color: #ffd700; padding: 12px 8px; text-align: center; border: 1px solid #004488; }
td { padding: 10px 8px; text-align: center; border: 1px solid #dde; background: #fff; }
tr:nth-child(even) td { background: #f0f5ff; }
tr:hover td { background: #e0eaff; }
.model-intro { background: linear-gradient(135deg, #f5f8ff, #e8f0ff); padding: 40px; margin: 20px 0; border-radius: 10px; border-left: 5px solid #003366; }
.model-intro h3 { color: #003366; font-size: 24px; margin-bottom: 15px; }
.model-intro h3 span { color: #ffd700; background: #003366; padding: 2px 12px; border-radius: 4px; margin-right: 10px; }
.model-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 25px; margin-top: 30px; }
.model-card { background: #fff; border-radius: 10px; overflow: hidden; box-shadow: 0 4px 15px rgba(0,0,0,0.1); transition: transform 0.3s; }
.model-card:hover { transform: translateY(-5px); }
.model-card-img { width: 100%; height: 200px; object-fit: cover; }
.model-card-body { padding: 20px; }
.model-card-title { font-size: 20px; color: #003366; font-weight: bold; margin-bottom: 8px; }
.model-card-title span { color: #ffd700; }
.model-card p { font-size: 13px; color: #666; }
.model-card-specs { margin-top: 12px; font-size: 13px; color: #555; }
.model-card-specs div { display: flex; justify-content: space-between; padding: 4px 0; border-bottom: 1px solid #eee; }
.model-card-specs strong { color: #003366; }
.contact-section { background: #003366; color: #fff; padding: 50px 40px; }
.contact-section h2 { color: #ffd700; font-size: 28px; margin-bottom: 30px; text-align: center; }
.contact-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 30px; max-width: 900px; margin: 0 auto; }
.contact-item { background: rgba(255,255,255,0.1); padding: 20px; border-radius: 8px; text-align: center; }
.contact-item h4 { color: #ffd700; margin-bottom: 8px; font-size: 18px; }
.footer { background: #001a33; color: #aaa; text-align: center; padding: 20px; font-size: 13px; }
.component-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 20px; }
.component-item { background: #fff; border-radius: 8px; padding: 25px; box-shadow: 0 3px 10px rgba(0,0,0,0.08); }
.component-item h4 { color: #003366; margin-bottom: 15px; font-size: 18px; border-bottom: 2px solid #ffd700; padding-bottom: 8px; }
.sub-table { font-size: 12px; }
.sub-table th { background: #5599dd; font-size: 13px; padding: 8px 6px; }
.sub-table td { padding: 7px 6px; }
.highlight-row td { background: #ffd700 !important; color: #003366; font-weight: bold; }
.drive-types { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 20px; margin-top: 20px; }
.drive-card { background: #fff; border-radius: 8px; padding: 20px; border-top: 4px solid #003366; }
.drive-card h4 { color: #003366; margin-bottom: 10px; }
.drive-card p { font-size: 14px; color: #555; }
.manufacturer-section { display: grid; grid-template-columns: 1fr 1fr; gap: 30px; }
.mfr-item { background: #fff; padding: 15px 20px; border-radius: 6px; display: flex; justify-content: space-between; align-items: center; box-shadow: 0 2px 8px rgba(0,0,0,0.06); font-size: 14px; }
.mfr-item .mfr-name { color: #003366; font-weight: bold; }
.mfr-item .mfr-products { color: #666; }
@media (max-width: 768px) {
  .header { padding: 0 20px; flex-direction: column; height: auto; padding: 15px 20px; gap: 10px; }
  .hero h1 { font-size: 32px; }
  .section { padding: 30px 20px; }
  .manufacturer-section { grid-template-columns: 1fr; }
  .model-grid { grid-template-columns: 1fr; }
}