:root{
  --bg:#0E0F12; --card:#17191E; --card2:#1F2228; --line:#2A2E36;
  --text:#ECEDEF; --muted:#8A8F98; --accent:#C8F169; --accent2:#7DD3FC;
  --warn:#F59E8B; --good:#86EFAC;
  --r:18px;
}
*{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent}
html,body{background:var(--bg);color:var(--text);font:16px/1.4 -apple-system,BlinkMacSystemFont,"SF Pro Text","Segoe UI",Roboto,sans-serif;-webkit-font-smoothing:antialiased}
body{min-height:100vh;padding:calc(env(safe-area-inset-top) + 12px) 16px calc(env(safe-area-inset-bottom) + 92px)}
main{max-width:640px;margin:0 auto;display:flex;flex-direction:column;gap:14px}
h1{font-size:30px;letter-spacing:-.02em;font-weight:700}
h2{font-size:17px;font-weight:650;letter-spacing:-.01em}
.muted{color:var(--muted)}
.small{font-size:13px}
.hero{padding:8px 2px 4px}
.hero p{font-size:14px;text-transform:uppercase;letter-spacing:.08em}
.card{background:var(--card);border-radius:var(--r);padding:16px;display:flex;flex-direction:column;gap:10px}
.row-h{display:flex;justify-content:space-between;align-items:center;gap:8px}
.lbl{font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:.08em}
input,select,textarea{font:inherit;color:var(--text);background:var(--card2);border:1px solid var(--line);border-radius:12px;padding:11px 12px;width:100%;outline:none;-webkit-appearance:none;appearance:none}
input:focus,select:focus,textarea:focus{border-color:var(--accent)}
textarea{min-height:110px;resize:vertical}
.focus{font-size:18px;font-weight:600;background:transparent;border:none;padding:4px 0;border-bottom:1px solid var(--line);border-radius:0}
button{font:inherit;color:inherit;background:none;border:none;cursor:pointer}
.btn{background:var(--accent);color:#111;font-weight:650;border-radius:12px;padding:11px 16px;white-space:nowrap}
.btn.ghost{background:var(--card2);color:var(--text);border:1px solid var(--line)}
.btn.danger{background:transparent;color:var(--warn);border:1px solid #4a2a26}
.link{color:var(--accent);font-size:14px;font-weight:600}
.add{display:flex;gap:8px}
.add input{flex:1;min-width:0}
.add button{background:var(--accent);color:#111;border-radius:12px;min-width:46px;font-size:22px;font-weight:700}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.grid3{display:grid;grid-template-columns:2fr 1fr 1fr;gap:8px}
.item{display:flex;align-items:center;gap:12px;padding:8px 0;border-top:1px solid var(--line)}
.item:first-of-type{border-top:none}
.item span.t{flex:1;min-width:0;overflow-wrap:anywhere}
.item.done span.t{color:var(--muted);text-decoration:line-through}
.chk{width:26px;height:26px;border-radius:50%;border:2px solid var(--line);flex:none;display:grid;place-items:center;transition:.15s}
.chk.on{background:var(--accent);border-color:var(--accent)}
.chk.on::after{content:"✓";color:#111;font-weight:800;font-size:14px}
.x{color:var(--muted);font-size:22px;padding:0 4px;line-height:1}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}
.stat{background:var(--card);border-radius:var(--r);padding:12px 6px;display:flex;flex-direction:column;align-items:center;gap:6px}
.stat svg{width:58px;height:58px;transform:rotate(-90deg)}
.stat .v{font-weight:700;font-size:14px;font-variant-numeric:tabular-nums}
.stat .k{font-size:11px;color:var(--muted);text-transform:uppercase;letter-spacing:.06em}
.dots{display:flex;gap:6px}
.dot{width:28px;height:28px;border-radius:8px;background:var(--card2);border:1px solid var(--line);font-size:10px;color:var(--muted);display:grid;place-items:center}
.dot.on{background:var(--accent);border-color:var(--accent);color:#111;font-weight:700}
.habit{display:flex;flex-direction:column;gap:10px;padding:12px 0;border-top:1px solid var(--line)}
.habit:first-of-type{border-top:none}
.streak{font-size:13px;color:var(--accent);font-weight:650}
.bar{height:10px;background:var(--card2);border-radius:99px;overflow:hidden}
.bar i{display:block;height:100%;background:var(--accent);border-radius:99px;transition:width .3s}
.bar.blue i{background:var(--accent2)}
.big{font-size:28px;font-weight:700;font-variant-numeric:tabular-nums;letter-spacing:-.02em}
.water{display:flex;align-items:center;justify-content:space-between}
.water .btn{min-width:52px;font-size:20px}
.glasses{display:flex;flex-wrap:wrap;gap:4px}
.glasses i{width:14px;height:20px;border-radius:3px 3px 5px 5px;background:var(--card2);border:1px solid var(--line)}
.glasses i.on{background:var(--accent2);border-color:var(--accent2)}
.seg{display:flex;background:var(--card);border-radius:14px;padding:4px;gap:4px}
.seg button{flex:1;padding:9px;border-radius:10px;color:var(--muted);font-weight:600;font-size:14px}
.seg button.on{background:var(--card2);color:var(--text)}
.moods{display:flex;justify-content:space-between}
.moods button{font-size:30px;padding:6px;border-radius:12px;opacity:.4;transition:.15s}
.moods button.on{opacity:1;background:var(--card2);transform:scale(1.1)}
.pill{font-size:11px;padding:3px 8px;border-radius:99px;background:var(--card2);color:var(--muted);text-transform:uppercase;letter-spacing:.06em}
.in{color:var(--good)} .out{color:var(--warn)}
.empty{color:var(--muted);font-size:14px;padding:6px 0}
.spark{width:100%;height:70px}
#nav{position:fixed;left:0;right:0;bottom:0;display:flex;justify-content:space-around;background:rgba(14,15,18,.88);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);border-top:1px solid var(--line);padding:8px 8px calc(env(safe-area-inset-bottom) + 8px)}
#nav button{display:flex;flex-direction:column;align-items:center;gap:2px;font-size:11px;color:var(--muted);padding:4px 10px;font-weight:600}
#nav button span{font-size:19px;line-height:1.2}
#nav button.on{color:var(--accent)}
details summary{cursor:pointer;color:var(--muted);font-size:14px}