:root{--paper:#F2E6D2;--red:#8B0E0E;}
*{box-sizing:border-box}body{margin:0;background:#111;color:#eee;font-family:serif}
header{position:fixed;top:0;width:100%;display:flex;justify-content:space-between;padding:20px 40px;background:rgba(0,0,0,.8)}
header a{color:#fff;text-decoration:none;margin-left:20px}
.hero{height:100vh;background:url('assets/hero-night.png') center/cover;display:flex;align-items:center;justify-content:center;position:relative}
.mask{position:absolute;inset:0;background:rgba(0,0,0,.45)}
.hero-inner{position:relative;text-align:center}
.hero h1{font-size:6rem;margin:0}
.btn{background:var(--red);padding:12px 20px;color:#fff;text-decoration:none;border-radius:6px}
section{padding:100px 8%} .paper{background:var(--paper);color:#222}
img{max-width:100%;border-radius:10px}
.grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.reveal{opacity:0;transform:translateY(30px);transition:1s}
.reveal.show{opacity:1;transform:none}
@media(max-width:768px){.hero h1{font-size:3rem}.grid{grid-template-columns:1fr}}