:root{--bg:#090b12;--panel:#111521;--panel2:#171c2b;--line:#252b3c;--text:#f7f8fc;--muted:#9199ad;--brand:#8b5cf6;--blue:#3b82f6;--green:#31d69b;--orange:#ffad49;--radius:20px;--shadow:0 18px 60px rgba(0,0,0,.25);font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;color-scheme:dark}
*{box-sizing:border-box}html{background:var(--bg);scroll-behavior:smooth}body{margin:0;background:radial-gradient(circle at 75% -20%,rgba(124,58,237,.18),transparent 34%),var(--bg);color:var(--text);min-height:100vh}button,input,select{font:inherit}button{cursor:pointer}h1,h2,h3,p{margin-top:0}h1{font-size:clamp(1.6rem,3vw,2.25rem);margin-bottom:0}h2{font-size:clamp(1.55rem,4vw,2.25rem);letter-spacing:-.035em}h3{font-size:1.05rem}small,.muted{color:var(--muted)}
.shell{display:grid;grid-template-columns:250px 1fr;min-height:100vh}.sidebar{position:sticky;top:0;height:100vh;border-right:1px solid var(--line);padding:28px 20px;display:flex;flex-direction:column;background:rgba(9,11,18,.86);backdrop-filter:blur(20px)}.brand{display:flex;gap:12px;align-items:center;color:var(--text);text-decoration:none;font-size:1.25rem;font-weight:800;margin:0 10px 40px}.brand-mark{width:38px;height:38px;border-radius:12px;display:grid;place-items:center;background:linear-gradient(135deg,var(--brand),var(--blue));box-shadow:0 8px 24px rgba(124,58,237,.32);font-size:.9rem}.sidebar nav{display:grid;gap:8px}.nav-btn{border:0;background:transparent;color:var(--muted);border-radius:13px;padding:13px 14px;display:flex;align-items:center;gap:12px;text-align:left;font-weight:650}.nav-btn:hover,.nav-btn.active{background:var(--panel2);color:var(--text)}.nav-icon{font-size:1.1rem;width:24px;text-align:center}.demo-badge{margin-top:auto;padding:15px;border:1px solid rgba(139,92,246,.35);border-radius:14px;background:rgba(139,92,246,.08);display:grid;gap:4px;font-size:.78rem}.demo-badge span{color:var(--muted)}
main{min-width:0}.topbar{height:106px;padding:24px clamp(22px,4vw,54px);display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);background:rgba(9,11,18,.62);backdrop-filter:blur(16px);position:sticky;top:0;z-index:20}.eyebrow{text-transform:uppercase;letter-spacing:.11em;color:#a78bfa;font-size:.69rem;font-weight:800;margin-bottom:7px}.top-actions{display:flex;align-items:center;gap:10px}.top-actions select,.icon-btn{height:42px;border:1px solid var(--line);background:var(--panel);color:var(--text);border-radius:11px;padding:0 11px}.icon-btn{width:42px;font-size:1.2rem}.avatar{width:42px;height:42px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(135deg,#3b82f6,#8b5cf6);font-size:.78rem;font-weight:800}
.content{max-width:1180px;padding:38px clamp(22px,4vw,54px) 80px}.page{display:none}.page.active{display:block;animation:show .25s ease}@keyframes show{from{opacity:.2;transform:translateY(5px)}}.welcome{padding:30px;display:flex;align-items:center;justify-content:space-between;gap:24px;border:1px solid rgba(139,92,246,.25);border-radius:var(--radius);background:linear-gradient(135deg,rgba(124,58,237,.22),rgba(59,130,246,.08));box-shadow:var(--shadow)}.welcome h2{margin-bottom:8px}.welcome p:last-child{color:#b0b6c7;margin-bottom:0}.score{width:120px;height:120px;flex:0 0 auto;border-radius:50%;display:grid;place-items:center;align-content:center;background:radial-gradient(circle at center,var(--panel) 57%,transparent 59%),conic-gradient(var(--green) var(--pct,0%),var(--line) 0)}.score span{font-size:1.6rem;font-weight:850}.score small{font-size:.66rem}
.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin:20px 0}.metric,.card{border:1px solid var(--line);background:linear-gradient(155deg,var(--panel2),var(--panel));border-radius:var(--radius);box-shadow:var(--shadow)}.metric{padding:19px}.metric-top{display:flex;justify-content:space-between;color:var(--muted);font-size:.78rem}.metric-icon{font-size:1.25rem}.metric strong{font-size:1.45rem;display:block;margin-top:10px}.bar{height:6px;border-radius:9px;background:var(--line);overflow:hidden;margin-top:12px}.bar span{height:100%;display:block;border-radius:9px;background:linear-gradient(90deg,var(--brand),var(--blue))}.grid.two{display:grid;grid-template-columns:1fr 1fr;gap:18px}.card{padding:24px}.card-head{display:flex;justify-content:space-between;gap:16px;align-items:flex-start}.tag{background:rgba(49,214,155,.11);border:1px solid rgba(49,214,155,.24);color:var(--green);border-radius:999px;padding:6px 10px;font-size:.72rem;font-weight:800}.primary,.secondary{border:0;border-radius:12px;padding:12px 17px;font-weight:750}.primary{background:linear-gradient(135deg,var(--brand),var(--blue));color:#fff;box-shadow:0 9px 24px rgba(77,84,255,.25)}.primary:hover{filter:brightness(1.1)}.secondary{background:var(--panel2);color:var(--text);border:1px solid var(--line)}.text-btn{border:0;background:none;color:#a78bfa;padding:10px 0;font-weight:750}.compact-list{display:grid;gap:9px;margin:15px 0}.compact-row{display:flex;justify-content:space-between;gap:12px;padding:10px 0;border-bottom:1px solid var(--line);font-size:.86rem}.compact-row:last-child{border-bottom:0}.done{text-decoration:line-through;color:var(--muted)}
.section-intro{max-width:700px;margin-bottom:25px}.section-intro p:last-child{color:var(--muted)}.stack{display:grid;gap:12px}.task{display:grid;grid-template-columns:48px 1fr auto;align-items:center;gap:14px;padding:17px 18px;border:1px solid var(--line);background:var(--panel);border-radius:16px}.task.complete{opacity:.58}.task.complete h3{text-decoration:line-through}.task-icon{width:46px;height:46px;border-radius:13px;display:grid;place-items:center;background:var(--panel2);font-size:1.3rem}.task h3{margin:0 0 4px}.task p{margin:0;color:var(--muted);font-size:.82rem}.check{appearance:none;width:24px;height:24px;border:2px solid #4a5268;border-radius:8px;display:grid;place-content:center}.check:checked{background:var(--green);border-color:var(--green)}.check:checked:after{content:"✓";color:#07140f;font-weight:900}.workout-summary{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:20px}.workout-summary div{border:1px solid var(--line);background:var(--panel);border-radius:15px;padding:16px;display:grid;gap:5px}.workout-summary span{color:var(--muted);font-size:.75rem}.workout-summary strong{font-size:1.15rem}
.water-card{display:flex;align-items:center;gap:40px;max-width:720px}.water-ring{width:190px;height:190px;flex:0 0 auto;border-radius:50%;display:grid;place-items:center;background:radial-gradient(circle,var(--panel) 58%,transparent 60%),conic-gradient(#38bdf8 var(--pct,0%),var(--line) 0)}.water-ring div{text-align:center;display:grid}.water-ring strong{font-size:2.1rem}.water-ring span{font-size:.72rem;color:var(--muted)}.water-info h3{font-size:2rem;margin:.2rem 0 1.3rem}.water-info h3 small{font-size:.9rem}.water-actions{display:flex;gap:10px}
#weight-form{display:grid;gap:15px;margin-top:20px}#weight-form label{display:grid;gap:7px;color:var(--muted);font-size:.82rem}.input-unit{display:flex;align-items:center;background:var(--bg);border:1px solid var(--line);border-radius:12px;padding-right:14px}.input-unit input{width:100%;border:0;background:transparent;color:var(--text);padding:13px 14px;outline:0;font-size:1.1rem}.chart{height:130px;display:flex;align-items:flex-end;gap:8px;padding:12px 0 0}.chart-bar{height:var(--pct,30%);flex:1;min-width:12px;border-radius:6px 6px 2px 2px;background:linear-gradient(var(--brand),var(--blue));position:relative}.chart-bar span{position:absolute;left:50%;transform:translateX(-50%);bottom:calc(100% + 5px);font-size:.64rem;color:var(--muted)}.toast{position:fixed;right:25px;bottom:25px;padding:13px 17px;border-radius:12px;background:#f7f8fc;color:#111521;font-weight:750;box-shadow:var(--shadow);opacity:0;transform:translateY(10px);pointer-events:none;transition:.2s;z-index:50}.toast.show{opacity:1;transform:none}.mobile-nav{display:none}
.p0{--pct:0%}.p10{--pct:10%}.p20{--pct:20%}.p30{--pct:30%}.p40{--pct:40%}.p50{--pct:50%}.p60{--pct:60%}.p70{--pct:70%}.p80{--pct:80%}.p90{--pct:90%}.p100{--pct:100%}.bar span{width:var(--pct,0%)}
@media(max-width:900px){.shell{grid-template-columns:1fr}.sidebar{display:none}.topbar{height:90px}.metrics{grid-template-columns:1fr 1fr}.content{padding-bottom:110px}.mobile-nav{display:grid;grid-template-columns:repeat(5,1fr);position:fixed;left:10px;right:10px;bottom:10px;z-index:30;border:1px solid var(--line);background:rgba(17,21,33,.94);backdrop-filter:blur(16px);border-radius:17px;padding:7px}.mobile-nav .nav-btn{display:grid;place-items:center;gap:2px;padding:6px 2px;font-size:.6rem}.mobile-nav .nav-icon{font-size:1.05rem}}
@media(max-width:620px){.topbar{padding:17px}.topbar .eyebrow{display:none}.content{padding:24px 14px 100px}.welcome{align-items:flex-start;padding:22px}.welcome .score{width:87px;height:87px}.score span{font-size:1.25rem}.score small{display:none}.metrics{gap:8px}.metric{padding:14px}.metric strong{font-size:1.15rem}.grid.two{grid-template-columns:1fr}.card{padding:19px}.task{grid-template-columns:42px 1fr auto;padding:14px 13px}.task-icon{width:40px;height:40px}.workout-summary{gap:7px}.workout-summary div{padding:12px}.water-card{display:grid;justify-items:center;gap:20px}.water-info{text-align:center}.water-actions{justify-content:center}.avatar{display:none}}