:root {
    --silver: #e0e0e0;
    --blue: #003366;
    --acc: #0277bd;
    --font: 'Montserrat', sans-serif;
    --text: #222;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
body { background: var(--silver); color: var(--text); font-family: var(--font); }

.nav-elegant { display: flex; justify-content: space-between; align-items: center; padding: 1.5rem 5%; background: rgba(0,51,102,0.95); backdrop-filter: blur(10px); position: sticky; top: 0; z-index: 100; color: white; }
.logo { font-size: 2.2rem; font-weight: 900; }
.links a { color: white; text-decoration: none; margin-left: 2rem; font-weight: 600; text-transform: uppercase; font-size: 0.9rem; transition: 0.3s; }
.links a:hover { color: var(--acc); }

.hero { height: 80vh; background: linear-gradient(rgba(0,51,102,0.6), rgba(0,51,102,0.8)), url('assets/images/hero.jpg') center/cover; padding: 0 5%; display: flex; align-items: center; justify-content: center; text-align: center; color: white; }
.hero-content { max-width: 700px; }
.hero-content h1 { font-size: 4.5rem; font-weight: 900; line-height: 1.1; margin-bottom: 1.5rem; text-transform: uppercase; }
.hero-content p { font-size: 1.2rem; margin-bottom: 3rem; line-height: 1.6; }

.btn-primary { display: inline-block; background: var(--acc); color: white; padding: 1rem 3rem; text-decoration: none; font-weight: 700; text-transform: uppercase; border-radius: 5px; cursor: pointer; border: none; font-size: 1rem; transition: 0.3s; box-shadow: 0 10px 20px rgba(2,119,189,0.3); }
.btn-primary:hover { background: #01579b; transform: translateY(-3px); }

.benefits { padding: 4rem 10%; display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 2rem; }
.b-box { background: white; padding: 3rem 2rem; text-align: center; border-radius: 10px; box-shadow: 0 10px 30px rgba(0,0,0,0.05); border-bottom: 5px solid var(--blue); }
.b-box h3 { color: var(--blue); margin-bottom: 1rem; font-size: 1.5rem; }

.catalog { padding: 6rem 5%; }
.cat-header { text-align: center; margin-bottom: 4rem; color: var(--blue); }
.car-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 2rem; }
.car { background: white; border-radius: 10px; overflow: hidden; box-shadow: 0 5px 15px rgba(0,0,0,0.05); transition: 0.3s; }
.car:hover { transform: translateY(-10px); box-shadow: 0 15px 30px rgba(0,0,0,0.1); }
.img-wrapper { height: 200px; overflow: hidden; }
.img-wrapper img { width: 100%; height: 100%; object-fit: cover; transition: 0.5s; }
.car:hover img { transform: scale(1.1); }
.details { padding: 1.5rem; }
.details h3 { font-size: 1.2rem; color: var(--text); margin-bottom: 0.5rem; height: 1.5rem; overflow: hidden; }
.tag-row { display: flex; gap: 1rem; margin-bottom: 1rem; }
.tag-row span { background: #f0f0f0; padding: 0.3rem 0.8rem; border-radius: 20px; font-size: 0.8rem; font-weight: 700; color: #555; }
.precio { font-size: 1.8rem; font-weight: 900; color: var(--blue); }

.consign { padding: 8rem 5%; background: var(--blue); color: white; display: flex; justify-content: center; }
.c-wrap { background: rgba(255,255,255,0.05); padding: 4rem; border-radius: 15px; max-width: 650px; text-align: center; border: 1px solid rgba(255,255,255,0.1); }
input { width: 100%; padding: 1.2rem; border-radius: 5px; border: none; font-family: var(--font); outline: none; transition: 0.3s; font-size: 1rem; }
input:focus { box-shadow: 0 0 0 3px var(--acc); }

.footer { background: #fff; padding: 6rem 10%; border-top: 1px solid #ddd; }
.f-sect { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 3rem; }
.footer h2 { font-size: 2.5rem; font-weight: 900; color: var(--blue); margin-bottom: 0.5rem; }

.cookie-banner { position: fixed; bottom: 0; width: 100%; background: var(--text); color: white; padding: 20px 5%; display: flex; justify-content: space-between; align-items: center; z-index: 1000; font-weight: 600; }
.cookie-banner a { color: var(--acc); text-decoration: underline; }
.cookie-banner button { background: var(--acc); color: white; border: none; padding: 10px 20px; font-weight: bold; border-radius: 4px; cursor: pointer; }

.reveal { opacity: 0; transform: translateY(40px); transition: 0.8s ease-out; }
.reveal.visible { opacity: 1; transform: translateY(0); }

@media (max-width: 768px) { .links { display: none; } .c-wrap { padding: 2rem; } }