:root{
  --bg:#0F172A; --blue:#2563EB; --orange:#F59E0B; --white:#F8FAFC;
  --card:rgba(255,255,255,.06); --border:rgba(255,255,255,.12);
}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:'Inter',sans-serif;background:var(--bg);color:var(--white);line-height:1.6}
h1,h2,h3{font-family:'Poppins',sans-serif;font-weight:700}
.vu-container{max-width:1280px;margin:0 auto;padding:0 20px}
.grad-text{background:linear-gradient(135deg,var(--blue),var(--orange));-webkit-background-clip:text;-webkit-text-fill-color:transparent}

/* HEADER */
.vu-header{position:sticky;top:0;z-index:100;background:rgba(15,23,42,.85);backdrop-filter:blur(20px);border-bottom:1px solid var(--border)}
.vu-header .vu-container{display:flex;align-items:center;gap:20px;padding:14px 20px}
.vu-logo{font-family:'Poppins';font-weight:800;font-size:24px;text-decoration:none;color:var(--white)}
.vu-search{flex:1;display:flex;background:var(--card);border:1px solid var(--border);border-radius:99px;overflow:hidden}
.vu-search input{flex:1;background:none;border:0;color:var(--white);padding:12px 18px;outline:none}
.vu-search button{background:var(--blue);border:0;color:#fff;padding:0 22px;cursor:pointer}
.vu-menu{display:flex;list-style:none;gap:18px}
.vu-menu a{color:var(--white);text-decoration:none;font-weight:500;opacity:.85}
.vu-menu a:hover{opacity:1;color:var(--orange)}
.btn-cta{background:linear-gradient(135deg,var(--blue),var(--orange));color:#fff;padding:10px 18px;border-radius:99px;text-decoration:none;font-weight:600;box-shadow:0 8px 24px rgba(245,158,11,.25)}

/* HERO */
.vu-hero{padding:80px 0;background:radial-gradient(ellipse at top,rgba(37,99,235,.25),transparent 60%),radial-gradient(ellipse at bottom right,rgba(245,158,11,.15),transparent 60%)}
.vu-hero-inner{text-align:center}
.vu-hero h1{font-size:clamp(2rem,5vw,4rem);line-height:1.1;margin-bottom:18px}
.vu-hero p{opacity:.8;max-width:600px;margin:0 auto 32px;font-size:1.1rem}
.vu-hero-search{display:flex;max-width:680px;margin:0 auto;background:var(--card);border:1px solid var(--border);border-radius:99px;padding:6px;backdrop-filter:blur(10px)}
.vu-hero-search input{flex:1;background:none;border:0;color:var(--white);padding:14px 22px;outline:none;font-size:1rem}
.vu-hero-search button{background:linear-gradient(135deg,var(--blue),var(--orange));color:#fff;border:0;padding:0 28px;border-radius:99px;font-weight:600;cursor:pointer}

/* CATEGORIES */
.vu-categories{padding:60px 20px}
.vu-categories h2{margin-bottom:28px;font-size:1.8rem}
.vu-cat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:16px}
.vu-cat-card{display:flex;flex-direction:column;align-items:center;gap:10px;padding:24px 12px;background:var(--card);border:1px solid var(--border);border-radius:18px;text-decoration:none;color:var(--white);transition:.3s;backdrop-filter:blur(10px)}
.vu-cat-card:hover{transform:translateY(-4px);border-color:var(--orange);box-shadow:0 12px 30px rgba(245,158,11,.15)}
.vu-cat-card .ico{font-size:2rem}

/* FEATURED */
.vu-featured{padding:40px 20px 80px}
.vu-featured h2{margin-bottom:28px}
.vu-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px}

/* FOOTER */
.vu-footer{padding:40px 0;border-top:1px solid var(--border);text-align:center;opacity:.7}

@media(max-width:768px){
  .vu-nav,.vu-actions{display:none}
  .vu-search{order:3;flex-basis:100%}
}