:root{--bg:#fafaf7;--fg:#1b1f24;--mut:#5d6670;--line:#dcdfe3;--acc:#0b6b4d;--accfg:#fff;--card:#fff;--low:#fff3c4;--err:#b3261e}
@media (prefers-color-scheme:dark){:root{--bg:#14181c;--fg:#e8eaed;--mut:#9aa3ad;--line:#2d343b;--acc:#3fbf93;--accfg:#08211a;--card:#1b2127;--low:#4a3f12;--err:#ff8a80}}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--fg);font:16px/1.5 system-ui,-apple-system,"Segoe UI",sans-serif}
header,main,footer{max-width:960px;margin:0 auto;padding:0 16px}
header{padding-top:16px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:8px}.langs{display:flex;gap:12px;font-size:14px;flex-wrap:wrap}.langs a{color:var(--mut)}.langs a[aria-current]{color:var(--acc);font-weight:600;text-decoration:none}.brand{font-weight:700;font-size:20px;color:var(--acc);text-decoration:none}
h1{font-size:clamp(26px,5vw,38px);line-height:1.15;margin:32px 0 12px}
h2{font-size:18px}.lede{color:var(--mut);max-width:60ch;margin:0 0 24px}
.drop{display:flex;flex-direction:column;align-items:center;gap:12px;padding:48px 16px;border:2px dashed var(--line);border-radius:14px;background:var(--card);cursor:pointer;text-align:center}
.drop.over,.drop:hover{border-color:var(--acc)}.big{font-size:18px;font-weight:600}
.hint{color:var(--mut);font-size:14px}
.btn,.primary,.ghost{font:inherit;border-radius:10px;padding:10px 18px;border:1px solid var(--acc);cursor:pointer}
.btn,.primary{background:var(--acc);color:var(--accfg)}.ghost{background:transparent;color:var(--acc)}
.link{background:none;border:0;color:var(--acc);font:inherit;text-decoration:underline;cursor:pointer;padding:0}
.error{color:var(--err);font-weight:600}.note{color:var(--mut);font-size:14px}
.scroll{overflow:auto;max-height:65vh;max-height:65dvh;-webkit-overflow-scrolling:touch;border:1px solid var(--line);border-radius:10px;background:var(--card)}
table{border-collapse:collapse;width:100%;font-size:14px}
th,td{border:1px solid var(--line);padding:6px 8px;min-width:80px;max-width:280px;vertical-align:top}
td.nw,th.nw{white-space:nowrap}
th{background:var(--bg);text-align:left;position:sticky;top:0}
td.low,th.low{background:var(--low)}.ctl{min-width:0;width:36px;max-width:36px;text-align:center;padding:0;position:sticky;left:0;z-index:1;background:var(--card)}th.ctl{background:var(--bg);z-index:2}
.ctl button{background:none;border:0;color:var(--mut);cursor:pointer;font-size:20px;width:36px;height:36px}
.bar{display:flex;gap:10px;margin:16px 0;flex-wrap:wrap;position:sticky;bottom:0;background:var(--bg);padding:10px 0;z-index:3}.grow{flex:1}
.spin{width:36px;height:36px;border:4px solid var(--line);border-top-color:var(--acc);border-radius:50%;animation:s 1s linear infinite;margin:40px auto 8px}
@keyframes s{to{transform:rotate(360deg)}}#stepBusy{text-align:center}
footer{padding:32px 16px;color:var(--mut);font-size:14px;display:flex;gap:16px}footer a{color:var(--mut)}
a.btn{display:inline-block;text-decoration:none}
.page h1{margin-top:24px}.page h2{margin:28px 0 8px}.page p,.page li{max-width:68ch}.page h3{font-size:16px;margin:16px 0 4px}.page h3+p{margin:0}
.cta{margin:32px 0}.more ul,.page .others{padding-left:20px;margin:0 0 24px}.more a,.page .others a,.page a{color:var(--acc)}.page a.btn{color:var(--accfg)}

@media (max-width:600px){body.has-result h1,body.has-result .lede,body.has-result .more{display:none}h1{margin-top:20px}.bar .grow{display:none}.bar button{flex:1 1 auto}}
.creditForm{display:flex;flex-direction:column;gap:10px;max-width:420px;margin:8px 0 24px}.creditForm label{display:flex;flex-direction:column;gap:4px;font-size:14px;color:var(--mut)}
.creditForm input{font:inherit;padding:10px;border:1px solid var(--line);border-radius:8px;background:var(--card);color:var(--fg)}.btn-link{text-align:center;text-decoration:none;display:inline-block}
.code{display:inline-block;font:600 20px/1.4 ui-monospace,SFMono-Regular,Menlo,monospace;letter-spacing:.04em;padding:8px 12px;border:1px solid var(--line);border-radius:8px;background:var(--card);word-break:break-all}
footer{flex-wrap:wrap}
.packs{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;margin:16px 0}
.pack{border:1px solid var(--line);border-radius:12px;background:var(--card);padding:8px 16px 16px}.pack h3{margin:8px 0}.price{font-size:32px;font-weight:700;margin:0}.pack p{margin:4px 0}
.creditForm{display:flex;gap:10px;flex-wrap:wrap;align-items:end}.creditForm input{font:inherit;padding:8px 10px;border:1px solid var(--line);border-radius:8px;background:var(--card);color:var(--fg);min-width:16em}
.legal main{padding-bottom:16px}.legal ul,.legal ol{max-width:68ch;padding-left:22px}.legal h1{font-size:clamp(24px,4.5vw,32px)}
.legal table{margin:12px 0;font-size:14px}.legal td,.legal th{vertical-align:top}