:root{font-family:system-ui,-apple-system,'Malgun Gothic',sans-serif;color:#18243b;background:#f5f7fb}*{box-sizing:border-box}body{margin:0}a{color:inherit;text-decoration:none}.wrap{max-width:960px;margin:auto;padding:24px}.nav{display:flex;justify-content:space-between;align-items:center;padding:16px 0}.logo{font-weight:850;font-size:23px;color:#365ce6}.nav a:not(.logo){font-size:14px;color:#52617b}.hero{padding:55px 0 35px}.hero h1{font-size:clamp(30px,5vw,46px);letter-spacing:-1.4px;margin:0 0 12px}.hero p,.muted{color:#63718a;line-height:1.7}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px}.card,.panel{background:#fff;border:1px solid #e2e8f2;border-radius:18px;padding:25px;box-shadow:0 5px 20px #1b2a4c08}.card:hover{border-color:#91a4ef}.card h2{font-size:20px}.tag{color:#4365d8;font-size:13px;font-weight:700}.panel{max-width:720px}.field{margin:18px 0}.field label{display:block;font-weight:650;margin-bottom:9px}input,select{width:100%;padding:13px;border:1px solid #cbd5e4;border-radius:10px;background:white;font-size:16px;color:#18243b}input:focus,select:focus{outline:2px solid #a5b7fa}.cols{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px}.btn{border:0;background:#365ce6;color:white;border-radius:10px;padding:13px 20px;font-weight:750;cursor:pointer;font-size:15px}.btn.secondary{background:#edf1ff;color:#365ce6}.actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:20px}.result{background:#eef3ff;border-radius:14px;padding:20px;margin-top:20px;min-height:75px}.result strong{font-size:27px;color:#284ec9;display:block;margin:5px 0}.error{color:#b42318}.help{line-height:1.8;margin:35px 0}.help h2{font-size:21px}footer{border-top:1px solid #e2e8f2;margin-top:65px;padding:24px 0;color:#64748b;font-size:13px}@media(max-width:600px){.wrap{padding:17px}.hero{padding:35px 0 22px}.card,.panel{padding:19px}}

button:disabled{opacity:.5;cursor:not-allowed}.mini{font-size:13px;color:#64748b}.field input[type=checkbox]{width:auto}.card{display:block}.card b{color:#365ce6}.timer-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:12px;margin-top:16px}.timer-card{padding:17px;border:1px solid #dce3ef;border-radius:14px;background:#fff}.timer-face{font-size:30px;font-weight:800;font-variant-numeric:tabular-nums}.laps{padding-left:24px;max-height:220px;overflow:auto}.related{display:flex;flex-wrap:wrap;gap:9px}.related a{background:#edf1ff;padding:8px 12px;border-radius:10px;color:#3154c8;font-size:14px}.skip{position:absolute;left:-9999px}.skip:focus{left:12px;top:12px;background:white;padding:12px;z-index:5}.hero{padding-top:35px}input[type=number]{max-width:100%}
.language{display:flex;align-items:center;gap:9px}.language label{font-size:13px;color:#52617b}.language select{width:auto;max-width:150px;padding:8px}.result{white-space:pre-wrap;overflow-wrap:anywhere}.related{margin-top:10px}.related a{line-height:1.5}

textarea{width:100%;padding:13px;border:1px solid #cbd5e4;border-radius:10px;font:inherit;resize:vertical}textarea:focus{outline:2px solid #a5b7fa}.hp{position:absolute;left:-10000px;opacity:0}.feedback-link a{color:#3154c8;font-weight:700}.report-item{padding:20px;margin:12px 0;background:white;border:1px solid #e2e8f2;border-radius:14px}.report-item h3{margin:0 0 8px;overflow-wrap:anywhere}.report-item p{white-space:pre-wrap;overflow-wrap:anywhere}.report-meta{color:#64748b;font-size:13px}.report-status{font-weight:700;color:#3154c8}#message{min-height:1.5em}
.footer-links{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:16px}.footer-links a{color:#3154c8;text-decoration:underline;text-underline-offset:3px}.info-page{line-height:1.85}.info-page p{margin:0 0 18px}.card:focus-visible,.btn:focus-visible,a:focus-visible{outline:3px solid #365ce6;outline-offset:3px}@media(max-width:480px){.nav{gap:10px}.logo{font-size:20px}.language label{display:none}.language select{max-width:112px}.hero h1{overflow-wrap:anywhere}}

.info-page h2{margin:1.4em 0 .5em;font-size:1.15rem}.info-page p{line-height:1.75}.info-page a[href^="mailto:"]{color:#1559c1;text-decoration:underline;overflow-wrap:anywhere}.ad-email{font-weight:700;font-size:1.1rem}