:root{--canvas:#f3f6fb;--ink:#17243c;--blue:#315ff4;--muted:#7c879d;--white:#fff;--teal:#2ca985;--line:#e8edf5;--body-font:"Segoe UI","Microsoft YaHei",sans-serif;--data-font:"Bahnschrift","SFMono-Regular",Consolas,monospace}
*{box-sizing:border-box}body{margin:0;background:var(--canvas);color:var(--ink);font-family:var(--body-font);font-size:14px;-webkit-font-smoothing:antialiased}button,input{font:inherit}button,a{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{cursor:wait;opacity:.55}a{color:inherit;text-decoration:none}svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.65;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0}.icon-library{position:absolute;width:0;height:0;overflow:hidden}button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid #a6b9ff;outline-offset:4px}[hidden]{display:none!important}.site-shell{max-width:1240px;margin:auto;padding:0 52px}.site-header{height:108px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid #e2e8f2}.brand{display:flex;align-items:center;gap:12px;font-size:23px;font-weight:750;letter-spacing:.4px}.brand-light{font-weight:400}.brand small{display:block;font:9px var(--data-font);letter-spacing:2.6px;color:var(--muted);margin-top:5px}.brand-mark{width:42px;height:42px;border-radius:13px;background:var(--blue);color:white;display:grid;place-items:center;box-shadow:0 4px 10px #315ff41c}.brand-mark svg{width:25px;height:25px}.site-header nav{display:flex;align-items:center;gap:32px;margin-left:38px}.nav-current,.nav-help{display:flex;align-items:center;gap:8px;font-size:13px}.nav-current{color:var(--blue);font-weight:650}.nav-current svg,.nav-help svg{width:17px;height:17px}.nav-help{border:0;background:none;color:var(--muted);padding:10px 0}.nav-help:hover{color:var(--blue)}.local-label{font-size:11px;display:flex;align-items:center;gap:8px;color:var(--muted)}.status-dot{width:6px;height:6px;border-radius:50%;background:var(--teal);display:inline-block;flex-shrink:0}.page-heading{padding:60px 0 31px}.eyebrow{font:10px var(--data-font);font-weight:500;letter-spacing:2.1px;color:var(--blue)}h1{font-size:36px;letter-spacing:-1.6px;font-weight:650;margin:16px 0 12px;line-height:1.4}h1>span{color:var(--blue)}.page-heading>p{color:var(--muted);font-size:13px;line-height:1.7;margin:0}.heading-meta{display:flex;align-items:center;gap:9px;color:#75829a;font-size:11px;margin-top:21px}.heading-meta svg{width:15px;height:15px}.meta-separator{width:3px;height:3px;background:#aeb8c9;border-radius:50%;margin:0 4px}.workspace{display:grid;grid-template-columns:minmax(0,1.9fr) minmax(280px,1fr);gap:24px}.token-card,.settings-card{background:var(--white);border:1px solid #e3e9f3;border-radius:20px;box-shadow:0 7px 25px #17243c03}.token-card{padding:29px 31px 0;overflow:hidden}.card-topline{display:flex;align-items:center;justify-content:space-between;gap:10px}.card-label{display:flex;align-items:center;gap:10px}h2{font-size:15px;letter-spacing:.2px;font-weight:650;margin:0}.small-icon{height:29px;width:29px;border-radius:9px;display:grid;place-items:center;color:var(--blue);background:#f0f4ff}.small-icon svg{height:17px;width:17px}.status-badge{display:flex;align-items:center;gap:7px;color:var(--teal);background:#eff9f5;border:1px solid #e0f1e9;padding:6px 9px;border-radius:20px;font-size:10px;white-space:nowrap}.token-account{margin-top:32px;display:flex;align-items:center;gap:10px;color:#77839a;font-size:11px}.account-type,.chip{border:1px solid var(--line);color:#9aa4b6;border-radius:5px;font:9px var(--data-font);padding:3px 5px}.token-digits{display:flex;gap:8px;margin:15px 0 26px;width:100%}.token-digits>span{flex:1;min-width:0;height:94px;background:#f5f7fc;border:1px solid #e9edf7;border-radius:12px;display:grid;place-items:center;font:56px var(--data-font);font-weight:550;letter-spacing:-2px;font-variant-numeric:tabular-nums;line-height:1;color:#213758}.token-digits>span:nth-child(3){margin-right:8px}.token-digits.is-hidden>span{font-size:40px;letter-spacing:0}.token-digits.refreshing>span{opacity:.5}.token-timing{display:flex;gap:11px;align-items:center;margin:0 0 29px}.minute-dial{width:43px;height:43px;position:relative;flex-shrink:0}.minute-dial>svg:not(.dial-clock){width:43px;height:43px;transform:rotate(-90deg);stroke-width:2.5}.dial-track{stroke:#edf1fa}.dial-progress{stroke:var(--blue);stroke-dasharray:113.097;stroke-dashoffset:0;transition:stroke-dashoffset .25s linear}.minute-dial .dial-clock{position:absolute;top:12px;left:12px;width:19px;height:19px;color:var(--blue);stroke-width:1.6}.token-timing p{margin:0 0 4px;display:flex;align-items:baseline;gap:6px}.token-timing strong{font:20px var(--data-font);color:var(--blue);font-weight:500;min-width:23px;font-variant-numeric:tabular-nums}.token-timing p>span{font-size:11px;color:#5f6d84}.token-timing small{font-size:10px;color:#9aa4b6}.minute-scale{display:flex;align-items:center;gap:8px;margin-left:auto;width:35%;color:#b2baca;font:9px var(--data-font)}.minute-scale>div{height:3px;background:#eef1f8;border-radius:4px;flex:1;overflow:hidden}.minute-scale i{display:block;height:100%;background:#8fa9ff;width:100%;transition:width .25s linear}.token-actions{display:flex;gap:12px;margin-bottom:26px}.button{border:1px solid transparent;border-radius:10px;min-height:45px;padding:11px 18px;display:flex;align-items:center;justify-content:center;gap:9px;font-size:12px;font-weight:550;transition:background .15s,color .15s,transform .15s}.button svg{height:17px;width:17px}.button:active:not(:disabled){transform:translateY(1px)}.button-primary{background:var(--blue);color:white;box-shadow:0 4px 8px #315ff40d}.button-primary:hover:not(:disabled){background:#244bd8}.token-actions .button-primary{flex:1.65}.button-quiet{color:#7c879d;background:#f7f9fd;flex:1}.button-quiet:hover{background:#eff3fc;color:var(--blue)}.token-footer{margin:0 -31px;padding:17px 31px;display:flex;align-items:center;justify-content:space-between;gap:10px;border-top:1px solid #f0f3f9;background:#fcfdff;font-size:9px;color:#9aa4b6}.token-footer>span:first-child{display:flex;align-items:center;gap:5px}.token-footer svg{width:13px;height:13px;color:#7b93b5}.device-time{font-family:var(--data-font);font-variant-numeric:tabular-nums}.settings-card{padding:29px 26px 24px}.settings-list{margin:30px 0 22px}.settings-list>div{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:22px;font-size:11px}.settings-list>div:first-child{display:block;margin-bottom:25px}.settings-list dt{color:#8c97ab}.settings-list dd{margin:0;font:15px var(--data-font);font-weight:500}.settings-list dd>span{font:10px var(--body-font);color:#95a0b2;margin-left:5px;font-weight:400}.settings-list .secret-summary{display:flex;justify-content:space-between;color:#9aa5ba;letter-spacing:2px;font:14px var(--data-font);margin-top:14px}.settings-list .secret-summary>span{letter-spacing:0;font:9px var(--data-font);background:#f5f7fc;padding:4px 5px;border-radius:4px}.settings-list .algorithm{font-size:11px;letter-spacing:.4px}.settings-list .algorithm>span{font:10px var(--data-font)}.button-outline{border-color:#e5eaf4;background:white;color:#5b6d8c}.button-outline:hover{border-color:#b7c6fc;background:#f7f9ff;color:var(--blue)}.settings-card .button-outline{width:100%;font-size:11px;justify-content:flex-start}.button-arrow{margin-left:auto;color:#8e9bb2}.settings-note{display:flex;align-items:flex-start;gap:7px;color:#a0a9b9;font-size:9px;line-height:1.8;margin:16px 0 0}.settings-note svg{width:13px;height:13px;margin-top:2px}.how-it-works{margin-top:25px;display:grid;grid-template-columns:1.2fr 1fr 1fr 1fr;gap:22px;align-items:center;border:1px solid #e1e8f3;border-radius:15px;padding:23px 25px;background:#eef3fc}.how-intro{display:flex;gap:11px;align-items:center}.how-icon{height:38px;width:38px;background:white;border:1px solid #e3eaf9}.how-icon svg{height:21px;width:21px}.how-intro h2{font-size:12px;font-weight:600;letter-spacing:0}.how-it-works p{font-size:9px;color:#929eb3;line-height:1.7;margin:6px 0 0}.how-step{display:flex;gap:9px;align-items:flex-start}.step-number{display:grid;place-items:center;flex-shrink:0;height:18px;width:18px;border:1px solid #cedbf3;border-radius:50%;font:9px var(--data-font);color:#6d86b4;margin-top:1px}.how-step h3{font-size:10px;font-weight:550;margin:3px 0 0;color:#657894}.site-footer{display:flex;align-items:center;justify-content:space-between;color:#a4adbe;font-size:9px;padding:36px 0 28px}.site-footer>span:last-child{font:9px var(--data-font)}.footer-divider{margin:0 9px;color:#bdc6d6}.notice{padding:13px 16px;background:#eef3ff;border:1px solid #ccdafc;color:#4a629b;font-size:12px;line-height:1.7;border-radius:10px;margin-bottom:16px}.dialog{border:1px solid #e1e7f4;border-radius:20px;padding:29px;max-width:460px;width:calc(100% - 32px);color:var(--ink);box-shadow:0 30px 100px #0c235238;max-height:calc(100dvh - 40px);overflow:auto}.dialog::backdrop{background:#18294170;backdrop-filter:blur(4px)}.dialog-heading{display:flex;justify-content:space-between;gap:15px;align-items:center}.dialog-heading .eyebrow{font-size:8px;letter-spacing:1.5px}.dialog-heading h2{font-size:23px;margin-top:10px}.icon-button{border:0;background:none;display:grid;place-items:center;color:var(--muted);height:32px;width:32px;border-radius:7px;padding:0;flex-shrink:0}.icon-button:hover{color:var(--blue);background:#f0f4ff}.icon-button svg{width:18px;height:18px}.dialog-description{color:#8c97ab;font-size:12px;margin:17px 0 24px}.dialog label{display:block;font-size:11px;font-weight:550;margin:19px 0 9px}.dialog input{border:1px solid #dfe5f1;border-radius:9px;background:#f8faff;color:var(--ink);height:44px;width:100%;padding:11px 12px;font-size:12px;outline-offset:1px}.dialog input:focus{border-color:#88a3ff}.secret-input-wrap{position:relative}.secret-input-wrap input{padding-right:43px;font:12px var(--data-font);letter-spacing:.7px}.secret-input-wrap .icon-button{position:absolute;right:6px;top:6px}.input-hint{color:#9aa4b6;font-size:10px;line-height:1.6;margin:8px 0}.text-button{border:0;padding:6px 0;background:none;color:var(--blue);font-size:11px;display:flex;gap:6px;align-items:center}.text-button svg{width:14px;height:14px}.form-error{color:#d2475f;font-size:11px;line-height:1.7}.dialog-note{display:flex;gap:9px;background:#f0f4fc;border-radius:10px;padding:12px;margin:20px 0}.dialog-note svg{width:15px;height:15px;color:#8196bc}.dialog-note p{margin:0;color:#8492ac;font-size:10px;line-height:1.8}.dialog-note strong{font-weight:500;color:#5b73a0}.dialog-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:24px}.dialog-actions .button{min-width:92px}.help-dialog h3{font-size:13px;margin:24px 0 8px}.help-dialog p{font-size:12px;line-height:1.9;color:#7c879d;margin:0}.help-done{width:100%;margin-top:24px}.toast{position:fixed;bottom:28px;left:50%;transform:translate(-50%,10px);background:var(--ink);color:white;border-radius:11px;padding:13px 22px;font-size:12px;opacity:0;pointer-events:none;transition:opacity .2s,transform .2s;z-index:10;max-width:calc(100% - 32px);text-align:center;box-shadow:0 6px 25px #17243c1a}.toast.is-visible{opacity:1;transform:translate(-50%,0)}
@media(min-width:1500px){.site-shell{max-width:1320px;padding:0 64px}.page-heading{padding-top:75px;padding-bottom:40px}.token-digits>span{height:111px;font-size:64px}.token-account{margin-top:38px}.token-actions{margin-bottom:32px}.settings-card{padding:29px 31px}.settings-list>div{margin-bottom:26px}}
@media(max-width:1000px){.site-shell{padding:0 30px}.site-header nav{margin-left:0;gap:22px}.local-label{font-size:10px}.workspace{gap:18px;grid-template-columns:minmax(0,1.65fr) minmax(255px,1fr)}.token-card{padding:24px 24px 0}.token-footer{margin:0 -24px;padding:16px 24px}.settings-card{padding:24px 22px}.token-digits{gap:5px}.token-digits>span{font-size:46px;height:84px}.token-digits>span:nth-child(3){margin-right:4px}.minute-scale{width:25%}.how-it-works{grid-template-columns:1fr 1fr;gap:20px}.how-intro{grid-row:span 1}.token-footer{font-size:8px}.token-footer .device-time{font-size:8px}}
@media(max-width:720px){.site-shell{padding:0 22px}.site-header{height:86px}.brand{font-size:20px;gap:9px}.brand-mark{width:36px;height:36px;border-radius:11px}.brand small{font-size:8px;letter-spacing:2px}.site-header nav{gap:0}.nav-current,.local-label{display:none}.nav-help{font-size:11px}.page-heading{padding:37px 0 26px}.eyebrow{font-size:8px;letter-spacing:1.6px}h1{font-size:28px;letter-spacing:-1.4px;margin:13px 0 10px}.page-heading>p{font-size:11px;max-width:290px}.heading-meta{margin-top:17px;font-size:10px;gap:7px}.workspace{grid-template-columns:1fr;gap:18px}.token-card{padding:24px 22px 0;border-radius:17px}.card-topline h2{font-size:13px}.status-badge{font-size:9px;padding:5px 8px}.token-account{margin-top:27px}.token-digits{gap:6px;margin-top:13px;margin-bottom:24px}.token-digits>span{height:80px;font-size:45px;border-radius:9px}.token-digits>span:nth-child(3){margin-right:4px}.token-timing{margin-bottom:23px}.minute-scale{width:28%}.token-actions{margin-bottom:24px;gap:9px}.button{font-size:11px;min-height:44px;padding:11px 13px}.token-footer{margin:0 -22px;padding:15px 22px;font-size:8px}.device-time{font-size:8px}.settings-card{padding:23px 22px;border-radius:17px}.settings-list{margin:23px 0 21px}.settings-list>div{margin-bottom:20px}.settings-list>div:first-child{margin-bottom:20px;display:flex}.settings-list .secret-summary{margin-top:0;font-size:12px;gap:8px;letter-spacing:1px}.settings-list .secret-summary>span{display:none}.settings-note{margin-top:13px;font-size:9px}.how-it-works{padding:21px 20px;grid-template-columns:1fr;gap:21px;margin-top:21px}.how-intro{margin-bottom:1px}.how-intro h2{font-size:13px}.how-it-works p{font-size:10px}.how-step{gap:12px}.how-step h3{font-size:11px}.step-number{height:21px;width:21px;font-size:10px}.site-footer{align-items:flex-start;flex-direction:column;gap:11px;padding:26px 0;font-size:8px}.site-footer>span:last-child{font-size:8px}.dialog{padding:23px}.dialog-heading h2{font-size:21px}.dialog-actions .button{min-width:85px}}
@media(max-width:360px){.site-shell{padding:0 16px}.token-card{padding:21px 17px 0}.token-footer{margin:0 -17px;padding:15px 17px}.token-digits{gap:4px}.token-digits>span{font-size:38px;height:70px}.token-timing small{font-size:9px}.minute-scale{width:23%}.token-footer .device-time{display:none}h1{font-size:25px}.status-badge{font-size:8px}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}
.manual-copy{margin:0 0 24px;padding:14px;background:#f7f9fd;border:1px solid #e3e9f3;border-radius:10px}.manual-copy label{display:block;font-size:11px;color:var(--muted);margin-bottom:8px}.manual-copy input{width:100%;max-width:220px;height:44px;border:1px solid #ccdafc;border-radius:7px;padding:8px 12px;background:white;color:var(--ink);font:22px var(--data-font);letter-spacing:5px}.manual-copy p{margin:9px 0 0;color:var(--muted);font-size:10px;line-height:1.7}
