@charset "UTF-8";
:root{color-scheme:light;--bg:#f8f9fb;--card:#fff;--text:#1b2029;--muted:#737b89;--line:#e8ebf0;--field:#fff;--soft:#f5f6f8;--accent:#f36622;--accent-hover:#dd5110;--accent-soft:#fff2e9;--green:#168455;--red:#c93232;--shadow:0 8px 35px #19223304}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font:14px/1.6 -apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif}button,input,select{font:inherit}button,a,input,select,summary{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{cursor:default}a{color:inherit;text-decoration:none}button:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid #f3662260;outline-offset:4px}[hidden]{display:none!important}.wrap{width:min(1040px,calc(100% - 48px));margin-inline:auto}.site-header{height:96px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:750;letter-spacing:-.4px}.brand img{object-fit:contain;border-radius:10px}.brand-divider{margin:0 14px;color:#c3c8d0;font-weight:400}.brand-tool{font-size:14px;color:var(--muted);font-weight:500}.back-link{font-size:12px;color:var(--muted)}.back-link span{margin-left:7px}.main{padding-top:53px}.intro{text-align:center;margin-bottom:36px}.eyebrow{display:inline-flex;align-items:center;gap:7px;padding:4px 11px;border:1px solid var(--line);border-radius:20px;font-size:11px;color:var(--muted);background:var(--card)}.status-dot{display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--green)}h1{margin:14px 0 8px;font-size:36px;line-height:1.4;letter-spacing:-1.4px;font-weight:750}.title-dot{color:var(--accent)}.intro>p{color:var(--muted);margin:0}.tool-grid{display:grid;grid-template-columns:1.12fr 1fr;gap:20px}.card{border:1px solid var(--line);border-radius:20px;background:var(--card);box-shadow:var(--shadow);padding:26px}.section-heading{display:flex;align-items:center;gap:10px;margin-bottom:24px}.section-heading h2{font-size:14px;margin:0;font-weight:650}.step{font-size:10px;font-weight:750;color:var(--accent);background:var(--accent-soft);width:27px;height:27px;display:grid;place-items:center;border-radius:8px}.field-label{display:flex;justify-content:space-between;align-items:center;margin-bottom:9px;font-size:12px;font-weight:550}.text-button{border:0;background:transparent;color:var(--accent);font-size:12px;padding:0 1px}.secret-wrap{position:relative}#secret{display:block;width:100%;height:55px;border:1px solid #dce0e7;border-radius:10px;background:var(--field);padding:0 44px 0 14px;color:var(--text);font-size:13px;outline:none;transition:border-color .15s,box-shadow .15s}#secret::placeholder{color:#a0a7b3;font-family:inherit}#secret:focus{border-color:var(--accent);box-shadow:0 0 0 3px #f3662210}#secret[aria-invalid=true]{border-color:var(--red)}.reveal{position:absolute;right:10px;top:50%;transform:translateY(-50%);display:grid;place-items:center;border:0;background:transparent;color:var(--muted);padding:5px;border-radius:5px}.field-help{font-size:11px;color:var(--muted);margin:9px 0 0;line-height:1.7}.advanced{margin:23px 0}.advanced summary{font-size:12px;color:var(--text);cursor:pointer}.advanced summary span{color:var(--muted);font-size:10px;margin-left:8px}.settings-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:14px}.settings-grid label{font-size:10px;color:var(--muted)}select{display:block;width:100%;margin-top:5px;border:1px solid var(--line);border-radius:7px;padding:7px 5px;font-size:11px;color:var(--text);background:var(--field)}.form-actions{display:flex;gap:10px;margin-top:24px}button.primary,button.secondary{border-radius:9px;height:43px;font-size:12px;font-weight:600}.primary{border:1px solid var(--accent);background:var(--accent);color:white;flex:1;display:flex;align-items:center;justify-content:center;gap:15px}.primary:hover{background:var(--accent-hover)}.secondary{padding:0 23px;background:var(--card);border:1px solid var(--line);color:var(--muted)}.secondary:hover,.reveal:hover{background:var(--soft)}.privacy{display:flex;gap:8px;margin-top:25px;padding-top:18px;border-top:1px solid var(--line);color:var(--muted)}.privacy svg{flex-shrink:0;margin-top:1px;color:var(--green)}.privacy p{margin:0;font-size:10px;line-height:1.9}.privacy strong{font-weight:550;color:var(--text)}.error{font-size:12px;color:var(--red);margin:14px 0 0;overflow-wrap:anywhere}.result-card{display:flex;flex-direction:column}.result-card .section-heading{margin-bottom:0}.live-badge{margin-left:auto;display:inline-flex;align-items:center;gap:5px;color:var(--green);font-size:10px}.code-area{text-align:center;flex:1;display:flex;flex-direction:column;justify-content:center;min-height:174px;padding:20px 0 13px}.code{margin:0;font-size:53px;line-height:1.3;font-family:ui-monospace,"SFMono-Regular",Consolas,monospace;font-weight:650;letter-spacing:3px;color:#b7bec9;font-variant-numeric:tabular-nums;white-space:nowrap}.result-card[data-ready=true] .code{color:var(--text)}.code-caption{font-size:11px;color:var(--muted);margin:9px 0 0}.account{margin:0 0 10px;font-size:11px;color:var(--muted);overflow-wrap:anywhere}.timer{margin:5px 0 18px}.timer-label{display:flex;justify-content:space-between;color:var(--muted);font-size:10px;margin-bottom:9px}.timer-label b{color:var(--text);font-size:12px;font-weight:650;font-variant-numeric:tabular-nums}progress{appearance:none;display:block;width:100%;height:4px;border:0;border-radius:10px;overflow:hidden;background:var(--line);accent-color:var(--accent)}progress::-webkit-progress-bar{background:var(--line)}progress::-webkit-progress-value{background:var(--accent);border-radius:10px}progress::-moz-progress-bar{background:var(--accent)}.copy-button{display:flex;justify-content:center;align-items:center;gap:8px;width:100%;height:43px;border:1px solid var(--accent);border-radius:9px;background:var(--accent-soft);color:var(--accent);font-size:12px;font-weight:600}.copy-button:disabled{background:var(--soft);border-color:var(--line);color:#a3aab5}.copy-button:not(:disabled):hover{background:var(--accent);color:white}.result-note{font-size:10px;color:var(--muted);text-align:center;margin:13px 0 0;min-height:16px}.how-it-works{margin-top:40px}.how-it-works>h2{text-align:center;font-size:13px;font-weight:600;margin:0 0 21px}.help-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:32px}.help-grid>div{position:relative;padding-left:31px}.help-grid>div>span{position:absolute;left:0;top:1px;display:grid;place-items:center;width:21px;height:21px;border:1px solid var(--line);border-radius:50%;color:var(--muted);font-size:10px;background:var(--card)}.help-grid h3{font-size:12px;margin:0 0 6px;font-weight:600}.help-grid p{color:var(--muted);font-size:11px;margin:0;line-height:1.9}.ownership-note{margin:32px 0 0;text-align:center;color:var(--muted);font-size:10px}.footer{display:flex;justify-content:space-between;padding:23px 0;margin-top:39px;border-top:1px solid var(--line);font-size:10px;color:var(--muted)}
@media(max-width:700px){.wrap{width:calc(100% - 32px)}.site-header{height:74px}.brand{font-size:15px}.brand img{width:30px;height:30px}.brand-divider{margin:0 9px}.brand-tool{font-size:11px}.back-link{font-size:10px}.main{padding-top:33px}h1{font-size:28px;letter-spacing:-1px}.intro{margin-bottom:25px}.intro>p{font-size:12px}.tool-grid{grid-template-columns:1fr;gap:16px}.card{padding:22px;border-radius:15px}.section-heading{margin-bottom:20px}.code-area{min-height:135px}.code{font-size:47px;letter-spacing:2px}.help-grid{grid-template-columns:1fr;gap:19px}.how-it-works{margin-top:30px}.how-it-works>h2{text-align:left}.ownership-note{text-align:left;margin-top:25px;line-height:1.8}.footer{margin-top:28px}.settings-grid{gap:8px}.advanced summary span{font-size:9px}}
@media(prefers-color-scheme:dark){:root{color-scheme:dark;--bg:#111418;--card:#191d23;--text:#edf0f5;--muted:#929baa;--line:#2a3039;--field:#15191f;--soft:#222730;--accent:#ff864b;--accent-hover:#ef7539;--accent-soft:#31251f;--green:#59c495;--red:#ff8585;--shadow:none}#secret{border-color:#353d49}.code{color:#626e80}.primary{color:#15191f}.copy-button:disabled{color:#687485}.brand-divider{color:#535d6c}}
@media(prefers-reduced-motion:reduce){*{transition:none!important}}