:root { --bg:#0b0b0b; --card:#141414; --line:#262626; --text:#ececf4; --muted:#8a8ca3; --gold:#b8f500; --gold2:#e0ff8a; --drip:#c6ff3d; --ok:#3ecf8e; --err:#ff5c7a; }
* { box-sizing: border-box; }
html, body { margin:0; min-height:100%; }
body { background-color:#4f93d8; color:var(--text);
  font: 15px/1.5 ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; display:flex; align-items:center; justify-content:center; padding:24px; min-height:100vh; min-height:100dvh; position:relative; }
/* Full-page background: fixed layer (works on iOS, unlike background-attachment:fixed) */
body::before { content:""; position:fixed; inset:0; z-index:-2; background-color:#4f93d8;
  background-image:url("/dripster-bg-v1.jpg?v=1");
  background-image:image-set(url("/dripster-bg-v1.webp?v=1") type("image/webp"), url("/dripster-bg-v1.jpg?v=1") type("image/jpeg"));
  background-repeat:no-repeat; background-size:cover; background-position:center bottom; }
/* Subtle overlay: light vignette so the dark card pops without hiding the scene */
body::after { content:""; position:fixed; inset:0; z-index:-1; pointer-events:none;
  background:radial-gradient(ellipse at 50% 45%, rgba(0,0,0,.04) 0%, rgba(0,0,0,.20) 100%); }
.card { width:100%; max-width:480px; overflow:hidden; background:rgba(20,20,20,.94); -webkit-backdrop-filter:blur(10px); backdrop-filter:blur(10px); border:1px solid rgba(255,255,255,.08); border-radius:18px; padding:28px; box-shadow:0 24px 70px rgba(0,0,0,.45), 0 2px 10px rgba(0,0,0,.25); }
.brand { display:flex; gap:14px; align-items:center; margin-bottom:20px; }
.logo { width:56px; height:56px; border-radius:14px; object-fit:contain; padding:6px; background:#0e0e0e; border:1px solid var(--line); box-shadow:0 6px 24px rgba(198,255,61,.18); }
.banner { display:block; width:calc(100% + 56px); height:auto; margin:-28px -28px 20px; border-radius:15px 15px 0 0; aspect-ratio:2/1; object-fit:cover; }
h1 { font-size:20px; margin:0; }
.sub { margin:2px 0 0; color:var(--muted); font-size:13px; }
.pill { display:inline-block; padding:6px 12px; border-radius:999px; background:#1c1c1c; border:1px solid var(--line); font-size:13px; margin-bottom:16px; }
.wallets { display:flex; flex-direction:column; gap:10px; }
.btn { width:100%; display:flex; align-items:center; justify-content:center; gap:10px; padding:13px 16px; border-radius:12px; border:0; cursor:pointer;
  background:linear-gradient(135deg,var(--gold2),var(--gold)); color:#0b0b0b; font-weight:700; font-size:15px; text-decoration:none; transition:transform .05s, opacity .2s; }
.btn:hover { opacity:.92; } .btn:active { transform:scale(.99); } .btn:disabled { opacity:.5; cursor:not-allowed; }
.btn.ghost { background:#1c1c1c; color:var(--text); border:1px solid var(--line); font-weight:600; }
.btn.small { width:auto; display:inline-flex; padding:8px 12px; margin-top:10px; font-size:13px; }
.btn img { width:22px; height:22px; border-radius:6px; }
.row { display:flex; justify-content:space-between; align-items:center; padding:10px 0; border-bottom:1px solid var(--line); margin-bottom:6px; }
#step-sign .btn { margin-top:16px; }
code { background:#1c1c1c; padding:3px 8px; border-radius:6px; font-size:13px; }
.muted { color:var(--muted); } .small { font-size:12.5px; }
a { color:var(--drip); }
.powered { text-align:center; color:var(--muted); font-size:12px; margin:14px 0 0; letter-spacing:.2px; }
.card { border-top:3px solid var(--gold); }
.status { margin-top:16px; padding:12px 14px; border-radius:10px; font-size:14px; background:#1c1c1c; border:1px solid var(--line); }
.status.err { border-color:rgba(255,92,122,.5); color:#ffc2cd; background:rgba(255,92,122,.08); }
.status.ok { border-color:rgba(62,207,142,.5); color:#bff3db; background:rgba(62,207,142,.08); }
.result-big { text-align:center; padding:8px 0 4px; }
.result-big .tier { font-size:28px; font-weight:800; color:var(--drip); }
.result-big .count { color:var(--muted); }
.tiers { display:flex; flex-wrap:wrap; gap:6px; margin:22px 0 8px; }
.tiers span { font-size:12px; padding:4px 10px; border-radius:999px; border:1px solid var(--line); color:var(--muted); }
.tiers span.on { border-color:var(--drip); color:var(--drip); }
.hidden { display:none !important; }
footer { border-top:1px solid var(--line); margin-top:22px; }
@media (max-width:520px) { body { padding:14px; } .card { padding:22px; } .banner { width:calc(100% + 44px); margin:-22px -22px 18px; } }