:root{color:#f5f5f5;font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--accent:#ff8a3d;--muted:#a3a3a3;--border:#303030;background:#080808;font-family:Segoe UI,Arial,sans-serif}*{box-sizing:border-box}body{min-width:320px;margin:0}button{font:inherit;cursor:pointer}button:disabled{cursor:default;opacity:.55}button:focus-visible{outline:2px solid var(--accent);outline-offset:5px}h1,h2,h3,h4,p{margin:0}button{transition:background .15s,transform .15s}button:active:not(:disabled){transform:translateY(1px)}::selection{background:var(--accent);color:#080808}.app-shell{max-width:1120px;margin:auto;padding:0 48px 126px}.app-header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;gap:16px;padding:34px 0;display:flex}.brand{align-items:center;gap:14px;display:flex}.brand 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1fr;align-items:start;gap:24px;display:grid}.workout-panel,.action-card,.timer-card{border:1px solid var(--border);background:#151515;border-radius:18px;overflow:hidden}.workout-heading{justify-content:space-between;align-items:center;gap:12px;padding:27px 28px;display:flex}.workout-heading h2{letter-spacing:-.7px;margin-top:8px;font-size:22px}.session-tag{letter-spacing:1px;color:#bfbfbf;white-space:nowrap;border:1px solid #3d3d3d;border-radius:5px;padding:7px 9px;font-size:9px}.workout-section{border-top:1px solid var(--border);gap:20px;padding:23px 28px;display:flex}.step-number{color:#858585;font-variant-numeric:tabular-nums;padding-top:4px;font-size:12px;font-weight:600}.exercise-content{flex:1;min-width:0}.exercise-heading{justify-content:space-between;align-items:center;gap:10px;margin-bottom:13px;display:flex}.exercise-heading h3{letter-spacing:-.3px;font-size:16px}.exercise-heading>span{color:#929292;letter-spacing:1px;white-space:nowrap;font-size:9px}.exercise-content 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h2{margin-top:12px;font-size:19px}.timer-display{letter-spacing:-2px;font-variant-numeric:tabular-nums;text-align:center;margin:22px 0 6px;font-size:60px;font-weight:650}.timer-display span{color:#7a7a7a}.timer-status{text-align:center;color:var(--muted);min-height:18px;font-size:12px}.timer-controls{gap:10px;margin-top:24px;display:flex}.bottom-nav{-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);z-index:10;background:#161616ed;border:1px solid #3c3c3c;border-radius:16px;width:360px;max-width:calc(100% - 32px);padding:7px;display:flex;position:fixed;bottom:20px;left:50%;transform:translate(-50%);box-shadow:0 8px 40px #0008}.bottom-nav button{color:#a0a0a0;background:0 0;border:0;border-radius:10px;flex-direction:column;flex:1;justify-content:center;align-items:center;gap:5px;min-height:57px;font-size:10px;display:flex}.bottom-nav button.active{color:var(--accent);background:#352113}.bottom-nav button:hover{color:var(--accent)}.placeholder{padding:64px 0}.placeholder h2{margin:12px 0;font-size:36px}.placeholder p{color:var(--muted);line-height:1.6}.timer-view{max-width:440px;margin:44px auto}@media (width<=760px){.app-shell{padding:0 22px 120px}.app-header{padding:24px 0}.dashboard-grid{grid-template-columns:1fr;gap:20px}.intro{padding-top:32px}.action-card h2 br,.action-card>p br{display:none}.activity-symbol{margin-bottom:20px}.action-card h2{font-size:28px}}@media (width<=420px){.app-shell{padding-inline:16px}.brand{gap:10px}.brand h1{font-size:26px}.brand p{font-size:9px}.streak{gap:5px;padding:9px;font-size:10px}.streak svg{width:18px}.intro h2{font-size:30px}.workout-heading,.workout-section{padding:22px 18px}.workout-duration{padding-inline:18px}.workout-section{gap:14px}.exercise-heading>span{font-size:8px}.action-card{padding:24px}}@media (prefers-reduced-motion:reduce){button{transition:none}}.progress-overview{color:var(--accent);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:14px;margin-bottom:20px;font-size:12px;display:flex}.progress-legend{color:var(--muted);align-items:center;gap:8px;font-size:10px;display:flex}.progress-legend b{background:#7a7a7a;border-radius:50%;width:3px;height:3px}.skill-trees{grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;display:grid}.skill-branch{border:1px solid var(--border);background:#151515;border-radius:16px;padding:22px 18px}.branch-heading{justify-content:space-between;align-items:center;gap:12px;display:flex}.branch-heading h3{letter-spacing:-.5px;font-size:20px}.branch-heading>span{color:var(--accent);font-size:11px}.branch-description{color:var(--muted);min-height:36px;margin-top:7px;font-size:11px;line-height:1.6}.skill-path{margin:22px 0 0;padding:0;list-style:none}.skill-node{padding-bottom:18px;position:relative}.skill-node:last-child{padding-bottom:0}.skill-node:not(:last-child):after{content:"";background:#383838;width:1px;position:absolute;top:46px;bottom:-1px;left:22px}.skill-node.mastered:after{background:#b96b35}.skill-node button{text-align:left;color:#ccc;background:0 0;border:1px solid #0000;border-radius:10px;align-items:center;gap:11px;width:100%;min-height:65px;padding:10px 7px;display:flex;position:relative}.skill-node button[aria-pressed=true]{border-color:#b96b35}.skill-node button:hover:not(:disabled){background:#262626}.skill-node.current button{color:var(--accent);background:#352113;border-color:#80502d}.skill-node.current button[aria-pressed=true]{border-color:var(--accent)}.skill-node.locked button{color:#929292;opacity:1}.skill-marker{color:#efb48a;background:#24170f;border:1px solid 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h3{color:#e5e5e5;margin-bottom:8px;font-size:12px}.skill-detail .primary{width:auto;min-width:190px}.skill-detail .mastery-message{color:var(--accent);margin-top:14px}.mastery-message:empty{display:none}.progress-footnote{color:var(--muted);margin-top:18px;font-size:11px;line-height:1.6}@media (width<=760px){.skill-trees{grid-template-columns:1fr}.branch-description{min-height:0}.skill-node button{min-height:60px}.skill-detail{padding:24px}.skill-detail-facts{grid-template-columns:1fr;gap:20px}.skill-detail .primary{width:100%}}