*{box-sizing:border-box}
:root{color-scheme:dark}
body.fair-app{margin:0;min-height:100vh;background:radial-gradient(circle at 50% 0,#10251d 0,#081118 34%,#050a0e 100%);color:#edf5f1;font:14px system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}
.fair-main{width:min(980px,calc(100% - 28px));margin:0 auto;padding:44px 0 64px}
.fair-intro{max-width:720px;margin-bottom:24px}.fair-kicker{color:#55e29b;font-size:10px;font-weight:900;letter-spacing:.16em}.fair-intro h1{margin:8px 0 10px;font-size:clamp(30px,5vw,52px);letter-spacing:-.04em}.fair-intro p{margin:0;color:#97a8b0;line-height:1.65}
.fair-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(280px,.95fr);gap:18px;align-items:start}
.fair-card{border:1px solid #20323c;border-radius:15px;background:#091218e8;box-shadow:inset 0 1px 0 #ffffff08;overflow:hidden}
.fair-card-head{padding:18px 20px;border-bottom:1px solid #1b2a33}.fair-card-head span{display:block;color:#61dfa1;font-size:9px;font-weight:900;letter-spacing:.14em}.fair-card-head h2{margin:5px 0 0;font-size:18px}
.fair-form{padding:20px}.fair-form label{display:grid;gap:7px;margin-bottom:15px;color:#9eacb4;font-size:10px;font-weight:850;letter-spacing:.07em;text-transform:uppercase}
.fair-form input{width:100%;min-width:0;height:46px;padding:0 12px;border:1px solid #2a3d48;border-radius:8px;background:#0d1921;color:#f4f8f6;font:500 13px ui-monospace,SFMono-Regular,Menlo,monospace;outline:0}.fair-form input:focus{border-color:#31cf87;box-shadow:0 0 0 3px #31cf8718}
.fair-form button{width:100%;height:48px;border:1px solid #1bc276;border-radius:9px;background:linear-gradient(#2adb91,#1fc47c);color:#052217;font-weight:950;cursor:pointer}.fair-form button:hover{filter:brightness(1.05)}
.fair-result{min-height:210px;padding:20px;white-space:pre-wrap;overflow-wrap:anywhere;color:#b8c8cf;font:12px/1.65 ui-monospace,SFMono-Regular,Menlo,monospace}.fair-result[data-state="valid"]{color:#baf2d2}.fair-result[data-state="invalid"]{color:#ffb0a7}
.fair-steps{padding:4px 20px 20px}.fair-step{display:grid;grid-template-columns:30px 1fr;gap:10px;padding:14px 0;border-bottom:1px solid #17252d}.fair-step:last-child{border-bottom:0}.fair-step b{display:grid;place-items:center;width:26px;height:26px;border:1px solid #285d47;border-radius:7px;color:#72e8aa;background:#0d251a}.fair-step strong{display:block;margin-bottom:4px;font-size:12px}.fair-step p{margin:0;color:#82939c;font-size:11px;line-height:1.5}
.fair-note{margin-top:18px;padding:14px 16px;border:1px solid #2e392e;border-radius:10px;background:#111910;color:#9eab94;font-size:11px;line-height:1.55}
@media(max-width:760px){.fair-main{padding-top:24px}.fair-grid{grid-template-columns:1fr}.fair-result{min-height:150px}}