:root{--bg:#0b1020;--card:#121a33;--muted:#9aa6c7;--txt:#eef2ff;--acc:#22d3a6;--acc2:#6c8cff;--line:#223058}
*{box-sizing:border-box}body{margin:0;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:radial-gradient(1200px 600px at 10% -10%,#1b2a5a 0,transparent 60%),var(--bg);color:var(--txt);line-height:1.55}
a{color:var(--acc)}.wrap{max-width:1040px;margin:0 auto;padding:0 20px}
nav{display:flex;justify-content:space-between;align-items:center;padding:18px 0}.logo{font-weight:800;font-size:20px;color:var(--txt);text-decoration:none}.logo span{color:var(--acc)}
nav .links a{color:var(--muted);text-decoration:none;margin-left:18px;font-size:15px}
.hero{padding:56px 0 30px;text-align:center}.hero h1{font-size:clamp(30px,5vw,52px);line-height:1.1;margin:0 0 16px}.hero p{color:var(--muted);font-size:18px;max-width:680px;margin:0 auto 26px}
.grad{background:linear-gradient(90deg,var(--acc),var(--acc2));-webkit-background-clip:text;background-clip:text;color:transparent}
.btn{display:inline-block;background:linear-gradient(90deg,var(--acc),#1fb6a0);color:#04121a;font-weight:700;padding:13px 22px;border-radius:12px;text-decoration:none;border:0;cursor:pointer;font-size:16px}
.btn.ghost{background:transparent;color:var(--txt);border:1px solid var(--line)}
.grid{display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));margin:30px 0}
.card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:22px}.card h3{margin:0 0 6px}.card p{color:var(--muted);margin:0}
.price{font-size:38px;font-weight:800}.price small{font-size:15px;color:var(--muted);font-weight:500}
.card ul{padding-left:18px;color:var(--muted)}.card.hl{border-color:var(--acc);box-shadow:0 0 0 1px var(--acc) inset}
section h2{font-size:28px;margin:46px 0 6px}footer{color:var(--muted);font-size:14px;padding:40px 0;border-top:1px solid var(--line);margin-top:50px}
input[type=text]{width:100%;padding:14px;border-radius:12px;border:1px solid var(--line);background:#0e1530;color:var(--txt);font-size:18px;letter-spacing:1px;text-transform:uppercase}
.err{background:#3b1530;border:1px solid #7a2b55;padding:12px;border-radius:12px;margin-bottom:14px}
.box{max-width:560px;margin:40px auto}.mono{font-family:ui-monospace,Menlo,monospace;word-break:break-all}
.copy{display:flex;gap:8px;align-items:center;background:#0e1530;border:1px solid var(--line);border-radius:12px;padding:12px}.copy .mono{flex:1}
.copy button{background:var(--line);color:var(--txt);border:0;border-radius:8px;padding:8px 12px;cursor:pointer}
.qr{background:#fff;border-radius:14px;padding:10px;width:220px;margin:16px auto;display:block}
.status{text-align:center;padding:12px;border-radius:12px;margin-top:16px;font-weight:600}.pending{background:#1d2850}.paid{background:#0f3d33;color:#7ff3d1}.expired{background:#3b1530}
.warn{color:#ffcf6e;font-size:14px}.muted{color:var(--muted)}label{display:block;margin:10px 0 6px;color:var(--muted)}
.planpick{display:grid;gap:12px;grid-template-columns:1fr 1fr}.planpick button{width:100%}
@media(max-width:560px){nav .links a{margin-left:10px;font-size:14px}.planpick{grid-template-columns:1fr}}