:root {
    --rush-orange: #ff4500;
    --dark: #121212;
    --light-bg: #f9f9f9;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { font-family: 'Inter', sans-serif; line-height: 1.8; color: #333; }

header { background: var(--dark); color: white; padding: 1.2rem 5%; position: sticky; top: 0; z-index: 1000; }
nav { display: flex; justify-content: space-between; align-items: center; max-width: 1300px; margin: auto; }
.logo { font-weight: 900; font-size: 1.6rem; }
.logo span { color: var(--rush-orange); }
nav ul { display: flex; list-style: none; gap: 20px; }
nav a { color: #ccc; text-decoration: none; font-weight: 600; font-size: 0.8rem; text-transform: uppercase; }
.btn-sm { background: var(--rush-orange); color: white !important; padding: 8px 16px; border-radius: 4px; }

/* Hero */
.hero {
    height: 80vh;
    background: linear-gradient(rgba(0,0,0,0.6), rgba(0,0,0,0.7)), url('https://images.unsplash.com/photo-1572044162444-ad60f128bdea?auto=format&fit=crop&q=80&w=1600') center/cover;
    display: flex; align-items: center; justify-content: center; text-align: center; color: white;
}
.hero h1 { font-size: clamp(2.5rem, 6vw, 4.5rem); font-weight: 900; }
.highlight { color: var(--rush-orange); }
.btn-main { background: var(--rush-orange); color: white; padding: 18px 35px; text-decoration: none; font-weight: 800; display: inline-block; margin-top: 1.5rem; border-radius: 4px; }

/* The Staggered Logic */
.info-block { padding: 100px 5%; }
.info-block.alt { background-color: var(--light-bg); }

.content-wrapper {
    display: flex; align-items: center; gap: 80px; max-width: 1200px; margin: auto;
}

.text-content, .image-content { flex: 1; }

/* THIS SELECTOR STAGGERS THE BLOCKS */
#detailed-copy .info-block:nth-child(even) .content-wrapper {
    flex-direction: row-reverse;
}

.image-content img {
    width: 100%; height: 450px; object-fit: cover; border-radius: 8px; box-shadow: 0 20px 40px rgba(0,0,0,0.1);
}

.info-block h2 { font-size: 2.2rem; margin-bottom: 20px; font-weight: 900; }

/* Grid Sections */
.specs { padding: 80px 5%; text-align: center; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 30px; margin-top: 40px; }
.card { border: 1px solid #eee; padding: 40px; text-align: left; }
.card h3 { color: var(--rush-orange); margin-bottom: 15px; }

.sheet-options { background: var(--dark); color: white; padding: 80px 5%; text-align: center; }
.size-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 20px; margin-top: 40px; }
.size-box { border: 1px solid #333; padding: 40px 20px; font-size: 1.5rem; font-weight: 800; }
.size-box span { display: block; font-size: 0.8rem; color: var(--rush-orange); margin-top: 10px; }

/* CTA Bar */
.cta-bar {
    background: #000; color: white; padding: 25px 5%; position: sticky; bottom: 0; z-index: 100; border-top: 4px solid var(--rush-orange);
}
.cta-flex { display: flex; justify-content: space-between; align-items: center; max-width: 1200px; margin: auto; }
.cta-bar .btn-main { margin-top: 0; }

footer { padding: 60px 5% 120px 5%; text-align: center; background: #000; color: #444; }

@media (max-width: 900px) {
    .content-wrapper, #detailed-copy .info-block:nth-child(even) .content-wrapper { flex-direction: column !important; text-align: center; }
    .image-content img { height: 300px; }
    .cta-flex { flex-direction: column; gap: 15px; }
}