:root{--maxw:980px;--bg:#05001a;--fg:#f5f5ff;--acc:#8e2be2;--card-bg:#14072e;--card-border:#26174d;--btn-fg:#0e041f;--btn-hover:#a64fff}*{box-sizing:border-box}body,html{margin:0;padding:0;background:var(--bg);color:var(--fg);font-family:system-ui,-apple-system,Segoe UI,Roboto,Ubuntu}a{color:inherit;text-decoration:none}.container{max-width:var(--maxw);margin:0 auto;padding:24px}.hero{display:flex;flex-direction:column;gap:18px;align-items:center;text-align:center;padding:42px 0}.logo{font-weight:800;font-size:28px;letter-spacing:.5px}.slogan{opacity:.9}.card{background:var(--card-bg);border:1px solid var(--card-border);border-radius:14px;padding:20px}.grid{display:grid;grid-template-columns:1fr;grid-gap:16px;gap:16px}@media (min-width:900px){.grid-2{grid-template-columns:1fr 1fr}}.btn{background:var(--acc);color:var(--btn-fg);padding:14px 22px;border-radius:10px;border:0;font-weight:700;cursor:pointer;display:inline-block;transition:background .2s ease}.btn:hover{background:var(--btn-hover)}.input{width:100%;padding:14px 12px;border-radius:10px;border:1px solid #30254b;background:#0a0320;color:var(--fg)}.small{opacity:.8}.badge,.small{font-size:12px}.badge{padding:4px 8px;border:1px solid #2a2a38;border-radius:999px;display:inline-block;opacity:.9}.countdown{font-feature-settings:"tnum";font-variant-numeric:tabular-nums;font-weight:700}.footer{opacity:.7;padding:24px 0}.success{border:1px solid #0a4}.error{border:1px solid #a00}.hero-section{background:linear-gradient(180deg,rgba(8,0,23,.85),rgba(8,0,23,.85)),url(/hero-bg.png);background-size:cover;background-position:50%;padding:100px 20px;text-align:center;color:var(--fg);text-shadow:0 1px 2px rgba(0,0,0,.6)}.hero-section h1{font-size:42px;margin:.5em 0 .3em;line-height:1.2}.hero-section p{font-size:18px;max-width:680px;margin:0 auto 1.6em;opacity:.9}.rules{margin-top:40px}.rules h2{margin-top:0;margin-bottom:.5em}.rules ul{list-style:disc;padding-left:20px;line-height:1.6;font-size:14px;color:var(--fg)}