:root { --bg: #0a0a0a; --text: #f0f0f0; --accent: #d4af37; --nav-bg: #141414; }
* { margin: 0; padding: 0; box-sizing: border-box; font-family: 'Helvetica Neue', Arial, sans-serif; }
body { background: var(--bg); color: var(--text); line-height: 1.6; }
header { background: var(--nav-bg); padding: 1.2rem 5%; display: flex; justify-content: space-between; align-items: center; border-bottom: 1px solid #333; position: sticky; top: 0; z-index: 100;}
.logo { color: var(--text); font-size: 1.8rem; font-weight: 900; text-decoration: none; text-transform: uppercase; letter-spacing: 3px;}
.logo span { color: var(--accent); }
nav ul { list-style: none; display: flex; gap: 2rem; }
nav a { color: #aaa; text-decoration: none; text-transform: uppercase; font-size: 0.85rem; font-weight: bold; letter-spacing: 1.5px; transition: color 0.3s; }
nav a:hover, nav a.active { color: var(--accent); }

.hero { height: 85vh; display: flex; align-items: center; justify-content: center; text-align: center; background-position: center; background-size: cover; background-attachment: fixed; position: relative;}
.hero::before { content: ''; position: absolute; top: 0; left: 0; right: 0; bottom: 0; background: rgba(0, 0, 0, 0.65); }
.hero-content { position: relative; z-index: 1; max-width: 800px; padding: 0 20px;}
.hero-content h1 { font-size: 5rem; font-weight: 900; color: #fff; text-transform: uppercase; letter-spacing: 4px; line-height: 1.1; margin-bottom: 1.5rem;}
.hero-content p { font-size: 1.4rem; color: #ccc; margin-bottom: 2.5rem; font-weight: 300;}

.btn { padding: 15px 35px; background: var(--accent); color: #000; text-decoration: none; font-weight: bold; text-transform: uppercase; letter-spacing: 1px; transition: all 0.3s; display: inline-block; font-size: 0.9rem;}
.btn:hover { background: #fff; box-shadow: 0 0 20px rgba(212, 175, 55, 0.4); transform: translateY(-2px); }

.container { max-width: 1200px; margin: 5rem auto; padding: 0 2rem; }

.section-title { font-size: 2.5rem; color: #fff; text-align: center; text-transform: uppercase; letter-spacing: 2px; margin-bottom: 3rem;}
.section-title span { color: var(--accent); }

.cards-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(400px, 1fr)); gap: 3rem; }
.model-card { background: var(--nav-bg); transition: transform 0.3s; overflow: hidden; border: 1px solid #222; }
.model-card:hover { transform: translateY(-10px); border-color: var(--accent); }
.model-card-img { height: 250px; background-size: cover; background-position: center; }
.model-card-content { padding: 2rem; text-align: center;}
.model-card-content h3 { font-size: 2rem; color: var(--accent); margin-bottom: 1rem; text-transform: uppercase; }
.model-card-content p { color: #999; margin-bottom: 1.5rem; font-size: 1rem; }

.specs-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 2rem; margin-top: 3rem; margin-bottom: 4rem;}
.spec-card { background: var(--nav-bg); padding: 2rem; border-top: 3px solid var(--accent); text-align: center; }
.spec-card h4 { color: #888; font-size: 0.9rem; margin-bottom: 0.5rem; text-transform: uppercase; letter-spacing: 1px; }
.spec-card p { font-size: 1.8rem; font-weight: bold; color: #fff; }

.content-flex { display: flex; gap: 4rem; align-items: center; margin-bottom: 5rem; flex-wrap: wrap; }
.content-flex.reverse { flex-direction: row-reverse; }
.text-col { flex: 1; min-width: 300px; }
.text-col h2 { font-size: 2.2rem; color: #fff; margin-bottom: 1.5rem; text-transform: uppercase;}
.text-col p { font-size: 1.1rem; color: #aaa; margin-bottom: 1.5rem; line-height: 1.8;}
.img-col { flex: 1; min-width: 300px; }
.img-col img { width: 100%; height: auto; display: block; border-left: 4px solid var(--accent); }

footer { text-align: center; padding: 4rem 2rem; background: var(--nav-bg); margin-top: 5rem; border-top: 1px solid #222; }
footer p { color: #666; font-size: 0.9rem; }