:root{
  --bg:#EEF1EC;--card:#FAFBF8;--ink:#16201B;--muted:#66736B;--line:#D5DBD3;--ember:#E2542B;--ok:#2F7D56;
  --r:14px;
  font-family:"Avenir Next","Segoe UI",system-ui,-apple-system,sans-serif;
  color-scheme:light;
}
*{box-sizing:border-box}
html,body{margin:0}
body{background:var(--bg);color:var(--ink);line-height:1.45;padding-top:env(safe-area-inset-top)}
[hidden]{display:none!important}
h1,h2,h3{margin:0;letter-spacing:-.02em}
h1{font-size:1.6rem;font-weight:800}
h2{font-size:1.2rem;margin:0 0 .75rem}
h3{font-size:1rem}
.muted{color:var(--muted);font-size:.9rem;margin:.15rem 0}
.error{color:var(--ember);min-height:1.3em;font-size:.9rem;margin:.5rem 0}
.row{display:flex;gap:.6rem;align-items:center;flex-wrap:wrap}
.between{justify-content:space-between}

input,select{width:100%;padding:.75rem .85rem;border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--ink);font:inherit}
label{display:block;font-weight:600;font-size:.9rem;margin:.9rem 0 .3rem}
.row input{width:auto;flex:1;min-width:110px}
:focus-visible{outline:3px solid var(--ember);outline-offset:2px}

.btn{padding:.7rem 1.1rem;border-radius:10px;border:1px solid var(--ink);background:transparent;color:var(--ink);font:inherit;font-weight:600;cursor:pointer;min-height:44px}
.btn.primary{background:var(--ember);border-color:var(--ember);color:#fff}
.btn.ghost{border-color:var(--line);color:var(--muted)}
.btn:disabled{opacity:.5;cursor:wait}

.login{min-height:100vh;display:grid;place-items:center;padding:1.5rem}
.login-card{width:100%;max-width:380px;background:var(--card);padding:2rem;border-radius:var(--r);border:1px solid var(--line)}
.login-card .btn{width:100%}

.app{max-width:860px;margin:0 auto;padding:1rem 1rem 6rem}
.top{display:flex;justify-content:space-between;align-items:center;padding:.5rem 0 1rem}

.tabs{display:flex;gap:.25rem;border-bottom:1px solid var(--line);margin-bottom:1.25rem;overflow-x:auto}
.tabs button{background:none;border:0;border-bottom:3px solid transparent;padding:.7rem .9rem;font:inherit;font-weight:600;color:var(--muted);cursor:pointer;white-space:nowrap}
.tabs button.on{color:var(--ink);border-bottom-color:var(--ember)}
@media (max-width:640px){
  .tabs{position:fixed;left:0;right:0;bottom:0;z-index:5;background:var(--card);border-top:1px solid var(--line);border-bottom:0;margin:0;padding-bottom:env(safe-area-inset-bottom);justify-content:space-around}
  .tabs button{flex:1;padding:.9rem .3rem;border-bottom:0;border-top:3px solid transparent;font-size:.82rem}
  .tabs button.on{border-top-color:var(--ember)}
}

.hero{background:var(--ink);color:#fff;border-radius:var(--r);padding:1.5rem}
.hero .muted{color:#A9B5AE}
.hero h2{font-size:1.9rem;margin:.2rem 0 .4rem}
.hero .btn{margin-top:1rem;border-color:#fff;color:#fff}
.hero .btn.primary{border-color:var(--ember);color:#fff}
.hero.rest{background:var(--card);color:var(--ink);border:1px solid var(--line)}
.hero.rest .muted{color:var(--muted)}
.hero.rest .btn{border-color:var(--ink);color:var(--ink)}

.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:1rem;margin-bottom:.7rem}
.card.today{border-color:var(--ember);border-width:2px}
.card summary{cursor:pointer;display:flex;justify-content:space-between;gap:1rem;font-weight:700}
.card summary span:last-child{color:var(--muted);font-weight:500}
.sec{margin-top:1rem}
.sec h3{display:flex;justify-content:space-between}
.sec h3 span{color:var(--muted);font-weight:500}
.sec ul{margin:.4rem 0 0;padding-left:1.1rem}
.sec li{margin:.25rem 0}
.tag{display:inline-block;padding:.1rem .55rem;border-radius:99px;background:var(--line);font-size:.8rem;font-weight:600}
.tag.hiit{background:var(--ember);color:#fff}

.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:.6rem;margin:1rem 0}
.stats div{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:.8rem}
.stats b{display:block;font-size:1.3rem}
.chart{margin:1.2rem 0}
.chart svg{width:100%;height:auto;display:block;background:var(--card);border:1px solid var(--line);border-radius:var(--r)}
.list-item{display:flex;justify-content:space-between;align-items:center;gap:.6rem;padding:.7rem 0;border-bottom:1px solid var(--line)}
.list-item small{color:var(--muted);display:block}
.toast{position:fixed;left:50%;bottom:5.5rem;transform:translate(-50%,20px);background:var(--ink);color:#fff;padding:.7rem 1.1rem;border-radius:10px;opacity:0;pointer-events:none;transition:.2s;z-index:9}
.toast.show{opacity:1;transform:translate(-50%,0)}
@media (prefers-reduced-motion:reduce){*{transition:none!important}}

.gsi{display:flex;justify-content:center;min-height:44px;margin-top:1.2rem}