:root{
  --bg:#f6f6f4;--card:#fff;--text:#181818;--muted:#6c6c68;--line:#deded8;
  --accent:#222;--soft:#ecece7;--ok:#e8f3e7;
}
*{box-sizing:border-box}
body{margin:0;font:16px/1.45 -apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:var(--bg);color:var(--text)}
main{max-width:980px;margin:auto;padding:24px}
h1,h2,h3,p{margin-top:0}
header{display:flex;gap:18px;justify-content:space-between;align-items:flex-start;flex-wrap:wrap;margin-bottom:20px}
.small{font-size:13px;color:var(--muted)}
.big{font-size:28px;font-weight:700}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:16px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
@media(max-width:700px){.grid2,.grid3{grid-template-columns:1fr}}
button,select,input{font:inherit}
button,.btn{border:1px solid var(--line);background:var(--card);border-radius:9px;padding:9px 12px;cursor:pointer}
button.primary{background:var(--accent);color:#fff;border-color:var(--accent)}
button.tab.active{background:var(--accent);color:#fff}
input,select{width:100%;border:1px solid var(--line);background:#fff;border-radius:9px;padding:9px 10px}
label{display:block;font-size:13px;color:var(--muted)}
label input,label select{margin-top:5px;color:var(--text)}
nav{display:flex;gap:7px;overflow:auto;margin:18px 0}
.panel{display:none}
.panel.active{display:block}
.session{margin-bottom:12px}
.session-head{display:flex;justify-content:space-between;gap:10px;align-items:flex-start;flex-wrap:wrap}
.badge{font-size:12px;padding:4px 8px;border-radius:999px;background:var(--soft)}
.person{border:1px solid var(--line);border-radius:10px;padding:12px}
.person-top{display:flex;justify-content:space-between;gap:12px;align-items:flex-start}
.actualGrid{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:10px}
.actualGrid .wide{grid-column:1/-1}
.resultPace{margin-top:7px;font-size:13px;color:var(--muted)}
.testSaved{font-size:13px;margin-top:8px;color:var(--muted)}
@media(max-width:430px){.actualGrid{grid-template-columns:1fr}}
.check{width:20px;height:20px}
.infoBtn{width:30px;height:30px;padding:0;border-radius:50%;font-weight:700}
table{width:100%;border-collapse:collapse}
th,td{padding:10px;border-top:1px solid var(--line);text-align:left;font-size:14px}
th{border-top:0;background:var(--soft)}
.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.space{display:flex;justify-content:space-between;gap:12px;align-items:center;flex-wrap:wrap}
.progress{height:8px;background:var(--soft);border-radius:999px;overflow:hidden}
.progress span{display:block;height:100%;background:var(--accent)}
.notice{background:var(--soft);border-radius:10px;padding:12px}
.success{background:var(--ok)}
dialog{max-width:560px;width:calc(100% - 32px);border:1px solid var(--line);border-radius:14px;padding:0}
dialog::backdrop{background:rgba(0,0,0,.35)}
.dialogBody{padding:18px}
.dialogHead{display:flex;justify-content:space-between;align-items:center;gap:12px}
.close{border:0;background:transparent;font-size:22px}
.weekNav{display:flex;align-items:center;justify-content:space-between;gap:12px}
.weekTitle{text-align:center;flex:1}
hr{border:0;border-top:1px solid var(--line);margin:16px 0}
.hidden{display:none!important}
textarea{width:100%;min-height:110px;border:1px solid var(--line);border-radius:9px;padding:10px;font:inherit}

.syncState {
  font-size: 13px;
  color: var(--muted);
  margin-top: 4px;
}
details.card > summary {
  cursor: pointer;
  font-weight: 600;
}
.backupActions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 12px;
}