:root{--bg: #0a0b0f;--bg-2: #14161d;--card: #15171f;--card-2: #21242e;--text: #f7f8fa;--muted: #8b909e;--accent: #d4ff3d;--accent-2: #a3e635;--accent-ink: #12160a;--hot: #ff5b35;--good: #35e39b;--warn: #ffb020;--bad: #ff5f5f;--border: #262a35;--border-2: #313644;--radius: 18px;--radius-sm: 12px;--nav-h: 72px;--glow: 0 0 24px rgba(212,255,61,.28)}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body,#root{height:100%}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,SF Pro Display,Roboto,sans-serif;background:radial-gradient(1200px 500px at 50% -10%,rgba(212,255,61,.06),transparent 70%),var(--bg);color:var(--text);overscroll-behavior-y:none;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}.app{max-width:520px;margin:0 auto;min-height:100%;position:relative}.screen{padding:22px 16px calc(var(--nav-h) + 28px);animation:fade .28s ease}@keyframes fade{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}h1{font-size:30px;line-height:1.08;margin:4px 0 2px;font-weight:800;letter-spacing:-.02em}h2{font-size:19px;margin:22px 0 10px;font-weight:750;letter-spacing:-.01em}h3,strong{font-weight:700}.muted{color:var(--muted);font-size:14px}.card>p.muted:first-child,.card>.row:first-child .muted:first-child,.eyebrow{text-transform:uppercase;letter-spacing:.08em;font-size:11px;font-weight:700}.eyebrow{color:var(--muted);margin:0 0 2px}h1,.stat,.num{font-variant-numeric:tabular-nums}.card{position:relative;background:linear-gradient(180deg,#191c25 0%,var(--card) 100%);border:1px solid var(--border);border-radius:var(--radius);padding:18px;margin-bottom:14px;box-shadow:0 1px #ffffff08 inset,0 8px 24px #00000047}.row{display:flex;align-items:center;gap:12px}.between{justify-content:space-between}label{display:block;font-size:12px;color:var(--muted);margin:12px 0 6px;text-transform:uppercase;letter-spacing:.06em;font-weight:700}input,select{width:100%;padding:13px 14px;font-size:16px;background:var(--bg-2);color:var(--text);border:1px solid var(--border-2);border-radius:var(--radius-sm);outline:none;transition:border-color .15s,box-shadow .15s}input:focus,select:focus{border-color:var(--accent);box-shadow:0 0 0 3px #d4ff3d29}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;width:100%;padding:15px;font-size:15px;font-weight:800;letter-spacing:.02em;background:linear-gradient(180deg,var(--accent) 0%,var(--accent-2) 100%);color:var(--accent-ink);border:none;border-radius:14px;cursor:pointer;margin-top:14px;box-shadow:var(--glow);transition:transform .08s ease,box-shadow .15s ease,opacity .15s}.btn:active{transform:scale(.98)}.btn.secondary{background:var(--card-2);color:var(--text);box-shadow:none;border:1px solid var(--border-2)}.btn.ghost{background:transparent;border:1px solid var(--border-2);color:var(--text);box-shadow:none}.btn:disabled{opacity:.45;box-shadow:none}.chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:6px}.chip{padding:9px 14px;border-radius:999px;font-size:14px;cursor:pointer;font-weight:600;background:var(--bg-2);border:1px solid var(--border-2);color:var(--muted);transition:all .12s ease}.chip.on{background:var(--accent);color:var(--accent-ink);border-color:var(--accent);font-weight:800}.progress{height:12px;background:var(--bg-2);border-radius:999px;overflow:hidden;border:1px solid var(--border)}.progress>span{display:block;height:100%;background:linear-gradient(90deg,var(--accent-2),var(--accent) 60%,var(--hot));border-radius:999px;transition:width .5s cubic-bezier(.2,.8,.2,1)}.error{color:var(--bad);font-size:14px;margin-top:10px}.center{min-height:100dvh;display:grid;place-items:center;padding:24px}.nav{position:fixed;bottom:0;left:50%;transform:translate(-50%);width:100%;max-width:520px;height:var(--nav-h);padding-bottom:env(safe-area-inset-bottom);display:flex;background:#0a0b0fd1;-webkit-backdrop-filter:blur(16px) saturate(1.2);backdrop-filter:blur(16px) saturate(1.2);border-top:1px solid var(--border)}.nav a{position:relative;flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;color:var(--muted);text-decoration:none;font-size:11px;font-weight:700;letter-spacing:.02em;transition:color .15s}.nav a.active{color:var(--accent)}.nav a.active:before{content:"";position:absolute;top:0;width:30px;height:3px;border-radius:0 0 4px 4px;background:var(--accent);box-shadow:var(--glow)}.nav a.active svg{filter:drop-shadow(0 0 6px rgba(212,255,61,.5))}.nav svg{width:24px;height:24px}.demo-frame{position:relative;width:100%;aspect-ratio:4/3;border-radius:14px;overflow:hidden;background:#fff}.demo-frame img{width:100%;height:100%;object-fit:contain;display:block}.demo-img{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;object-fit:contain;opacity:0;transition:opacity .45s ease}.demo-img.on{opacity:1}.demo-badge{position:absolute;top:10px;left:10px;z-index:2;font-size:10px;font-weight:800;letter-spacing:.1em;padding:4px 9px;border-radius:999px;color:var(--accent-ink);background:var(--accent);box-shadow:var(--glow);animation:ff-pulse 1.7s ease-in-out infinite}.demo-glyph{width:100%;height:100%;display:grid;place-items:center;font-size:64px;background:var(--bg-2)}.demo-yt{display:block;text-align:center;text-decoration:none;margin-top:12px}.demo-steps{margin:12px 0 2px;padding-left:18px;color:var(--muted);font-size:13px}.demo-steps li{margin-bottom:6px}.motion-arrows .ff-slide{animation:ff-slide 1.6s ease-in-out infinite;transform-origin:50% 50%}@keyframes ff-slide{0%,to{transform:translateY(6px)}50%{transform:translateY(-6px)}}.motion-arrows .ff-pulse{animation:ff-pulse 1.4s ease-in-out infinite;transform-origin:50% 50%}@keyframes ff-pulse{0%,to{opacity:.5}50%{opacity:1}}.motion-arrows g[transform]{transform-box:fill-box}.tracker{animation:fade .2s ease}.tracker-top{position:sticky;top:0;z-index:5;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:8px;padding:14px 16px 10px;background:#0a0b0fe6;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px)}.tracker-top .chip:first-child{justify-self:start}.tracker-top .chip:last-child{justify-self:end}.hint{margin-top:8px;padding:10px 12px;font-size:13px;border-radius:12px;background:#d4ff3d17;border:1px solid rgba(212,255,61,.3);color:var(--text)}.setrow{display:grid;grid-template-columns:32px 1fr 1fr 32px;gap:8px;align-items:center;padding:4px 0}.setrow.head{color:var(--muted);font-size:11px;text-transform:uppercase;letter-spacing:.06em;font-weight:700;padding-bottom:2px}.setrow input[type=text],.setrow input:not([type=checkbox]){padding:9px 10px;font-size:15px;text-align:center}.setrow input[type=checkbox],.setrow-cardio input[type=checkbox]{width:22px;height:22px;accent-color:var(--accent);justify-self:center}.setrow-cardio{display:flex;align-items:center;gap:10px;margin-top:10px;font-size:15px}.rest-timer{margin-top:10px;padding:14px;border-radius:14px;background:radial-gradient(140px 80px at 50% 0%,rgba(212,255,61,.1),transparent),var(--bg-2);border:1px solid var(--accent);box-shadow:var(--glow)}.swap-list{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}.group-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:16px}.group-card{display:flex;flex-direction:column;align-items:flex-start;gap:4px;padding:16px;border-radius:var(--radius);cursor:pointer;text-align:left;background:linear-gradient(160deg,var(--card-2),var(--card));border:1px solid var(--border);color:var(--text);transition:transform .12s ease,border-color .12s ease}.group-card:active{transform:scale(.98)}.group-card:hover{border-color:var(--border-2)}.group-emoji{font-size:26px}.group-label{font-weight:750;font-size:17px;letter-spacing:-.01em}.group-count{color:var(--muted);font-size:12px}.lib-list{display:flex;flex-direction:column;gap:10px;margin-top:16px}.lib-item{padding:12px}.lib-row{display:flex;align-items:center;gap:12px;width:100%;background:none;border:none;color:var(--text);cursor:pointer;text-align:left;padding:0}.lib-thumb{width:54px;height:54px;flex:0 0 54px;border-radius:var(--radius-sm);background:var(--bg-2);display:grid;place-items:center;overflow:hidden;font-size:22px}.lib-thumb img{width:100%;height:100%;object-fit:cover}.lib-meta{display:flex;flex-direction:column;gap:2px;flex:1;min-width:0}.lib-meta strong{font-size:15px;letter-spacing:-.01em}.lib-meta .muted{font-size:12px;text-transform:capitalize}.lib-chevron{color:var(--muted);font-size:11px;flex:0 0 auto}.pick-card{padding-bottom:12px}.part-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:14px}.part-chip{display:flex;flex-direction:column;align-items:center;gap:5px;padding:12px 6px;border-radius:var(--radius-sm);cursor:pointer;background:var(--card-2);border:1px solid var(--border);color:var(--text);font-size:12px;font-weight:600;text-align:center;line-height:1.2;transition:transform .12s ease,border-color .12s ease,background .12s ease}.part-chip:active{transform:scale(.96)}.part-chip:hover{border-color:var(--accent);background:var(--bg-2)}.part-emoji{font-size:22px}.hero{background:linear-gradient(135deg,#d4ff3d29,#ff5b351a),var(--card);border:1px solid var(--border-2)}.hero .btn{margin-top:12px}