:root{--ink:#1b1f24;--muted:#5d6670;--line:#d5dae0;--bg:#f4f5f7;--card:#fff;--ac:#1f3a5f;--ac2:#e8edf4;--bad:#8a1c1c;--ok:#1d5a34}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font:16px/1.45 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;color:var(--ink);background:var(--bg);padding-bottom:calc(72px + env(safe-area-inset-bottom))}
main{max-width:640px;margin:0 auto;padding:14px 14px 24px}
main.wide{max-width:1100px}
h1{font-size:1.25rem;margin:.2em 0 .6em}h2{font-size:1.05rem;margin:1.1em 0 .5em}
a{color:var(--ac)}
.muted{color:var(--muted);font-size:.9rem}
.top{position:fixed;left:0;right:0;bottom:0;z-index:20;background:var(--ac);padding-bottom:env(safe-area-inset-bottom)}
.top-in{display:flex;justify-content:center}
.top strong{display:none}
.nav{display:flex;width:100%;max-width:640px}
.nav a{flex:1;text-align:center;color:#cfd9e6;text-decoration:none;padding:14px 4px;font-size:.85rem}
.nav a.on{color:#fff;font-weight:700;box-shadow:inset 0 3px 0 #fff}
@media(min-width:800px){
 body{padding-bottom:0}
 .top{position:static}
 .top-in{max-width:1100px;margin:0 auto;padding:0 14px;align-items:center;justify-content:space-between}
 .top strong{display:block;color:#fff}
 .nav{width:auto;max-width:none}
 .nav a{padding:14px 18px;font-size:.95rem}
 .nav a.on{box-shadow:inset 0 -3px 0 #fff}
}
.card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:14px;margin:0 0 14px}
label{display:block;font-weight:600;margin:12px 0 4px;font-size:.92rem}
label.chk{font-weight:400;display:flex;gap:8px;align-items:center;margin-top:10px}
input[type=text],input[type=password],input[type=date],input[type=time],input[type=datetime-local],input[type=number],input[type=search],select,textarea,.pick-btn{width:100%;font:inherit;padding:12px;border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--ink);min-height:48px}
textarea{min-height:76px;resize:vertical}
.pick-btn{text-align:left;cursor:pointer;display:block}
input[type=checkbox]{width:20px;height:20px}
.btn{display:inline-block;font:inherit;font-weight:700;border:1px solid var(--ac);background:var(--ac);color:#fff;border-radius:12px;padding:14px 18px;min-height:52px;text-decoration:none;text-align:center;cursor:pointer}
.btn.block{display:block;width:100%}
.btn.ghost{background:#fff;color:var(--ac)}
.btn.danger{background:#fff;color:var(--bad);border-color:var(--bad)}
.btn.sm{min-height:40px;padding:8px 12px;font-size:.9rem;border-radius:9px}
.btn.stop{background:var(--bad);border-color:var(--bad);font-size:1.2rem;min-height:64px}
.btn[disabled]{opacity:.5}
.row{display:flex;gap:10px;flex-wrap:wrap}.row>*{flex:1}
.hidden{display:none!important}
.seg{display:flex;border:1px solid var(--ac);border-radius:12px;overflow:hidden}
.seg button{flex:1;border:0;background:#fff;color:var(--ac);padding:12px;font:inherit;font-weight:700;cursor:pointer}
.seg button.on{background:var(--ac);color:#fff}
.flash{padding:12px 14px;border-radius:10px;margin-bottom:12px;border:1px solid var(--line);background:#fff}
.flash.err{border-color:var(--bad);color:var(--bad);font-weight:600}
.flash.ok{border-color:var(--ok);color:var(--ok)}
.timer-big{font-size:2.6rem;font-weight:800;letter-spacing:.02em;font-variant-numeric:tabular-nums;text-align:center;margin:6px 0}
.running{border:2px solid var(--ac)}
.chips{display:flex;flex-direction:column;gap:8px}
.chip{border:1px solid var(--line);background:#fff;border-radius:10px;padding:10px 12px;text-align:left;font:inherit;cursor:pointer;min-height:48px}
.chip b{display:block}.chip span{color:var(--muted);font-size:.85rem}
.entry{padding:10px 0;border-top:1px solid var(--line);display:flex;gap:10px;justify-content:space-between}
.entry:first-child{border-top:0}
.entry .t{font-weight:600}.entry .m{color:var(--muted);font-size:.88rem}
.entry .d{white-space:nowrap;text-align:right;font-variant-numeric:tabular-nums}
.day{display:flex;justify-content:space-between;font-weight:700;margin-top:6px}
.tag{display:inline-block;border:1px solid var(--muted);border-radius:6px;padding:0 6px;font-size:.75rem;color:var(--muted)}
table{border-collapse:collapse;width:100%;background:#fff}
th,td{border:1px solid var(--line);padding:7px 9px;text-align:left;vertical-align:top;font-size:.92rem}
th{background:var(--ac2)}td.n,th.n{text-align:right;font-variant-numeric:tabular-nums}
.tw{overflow-x:auto}
tr.tot td{font-weight:700;background:var(--ac2)}
.over{font-weight:800}
.tabs{display:flex;gap:6px;margin-bottom:12px;flex-wrap:wrap}
.tabs a{padding:8px 14px;border:1px solid var(--ac);border-radius:999px;text-decoration:none}
.tabs a.on{background:var(--ac);color:#fff}
.sheet{position:fixed;inset:0;background:#fff;z-index:50;display:flex;flex-direction:column}
.sheet-h{display:flex;gap:8px;padding:10px;border-bottom:1px solid var(--line);padding-top:calc(10px + env(safe-area-inset-top))}
.sheet-l{flex:1;overflow:auto}
.sheet-i{padding:12px 14px;border-bottom:1px solid var(--line);cursor:pointer}
.sheet-i small{color:var(--muted);display:block}
.login{max-width:380px;margin:8vh auto 0}
.pw{font:700 1.3rem ui-monospace,monospace;letter-spacing:.08em}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:10px}
@media print{.top,.btn,.tabs{display:none!important}body{background:#fff;padding:0}.card{border:0}th{background:#eee}}