:root{color-scheme:dark;--bg: #08090b;--bg-elev: #0d0f12;--surface: #121418;--surface-2: #191c22;--surface-3: #23272e;--surface-4: #2f343c;--border: #262b32;--border-strong: #3a4048;--text: #f4f6f7;--text-dim: #cbd2d8;--muted: #8a939c;--accent: #d8ff3e;--accent-strong: #c4ef1f;--on-accent: #111500;--accent-ink: #111500;--accent-container: #2b3500;--on-accent-container: #e9ffa1;--sky: #6cc9ff;--amber: #ffc24b;--danger: #ff8c8c;--danger-strong: #ff4d4d;--on-danger: #2b0000;--danger-container: #3a0d0d;--on-danger-container: #ffd9d9;--chart-grid: #262b32;--radius-sm: 8px;--radius: 14px;--radius-lg: 22px;--radius-full: 999px;--shadow-sm: 0 1px 0 rgba(255, 255, 255, .03) inset;--shadow: 0 10px 30px rgba(0, 0, 0, .45);--shadow-lg: 0 30px 80px rgba(0, 0, 0, .6);--space-1: .25rem;--space-2: .5rem;--space-3: .75rem;--space-4: 1rem;--space-5: 1.5rem;--space-6: 2rem;--font: "Inter", "Segoe UI", system-ui, -apple-system, sans-serif;--mono: ui-monospace, "SF Mono", "Cascadia Code", Consolas, 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a.active{color:var(--accent);background:transparent}.topnav a.active:after{content:"";position:absolute;left:.8rem;right:.8rem;bottom:.15rem;height:2px;border-radius:2px;background:var(--accent)}.user-menu{display:flex;align-items:center;gap:var(--space-3);margin-left:auto}.avatar{width:2.1rem;height:2.1rem;border-radius:50%;display:grid;place-items:center;font-weight:700;font-size:.8rem;color:var(--on-accent);background:var(--accent);text-transform:uppercase}.user-name{font-weight:600;font-size:.85rem}@media(max-width:560px){.user-name{display:none}}.container{max-width:1040px;margin:0 auto;padding:clamp(1rem,4vw,2rem);padding-bottom:calc(var(--nav-h) + 1.5rem);animation:fade .3s var(--ease)}@keyframes fade{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}.page-head{margin-bottom:var(--space-5)}.page-head h1{margin:0;font-size:clamp(1.7rem,5vw,2.4rem);font-weight:800}.page-head p{margin:.25rem 0 0}.eyebrow{display:inline-flex;align-items:center;gap:.45rem;margin:0 0 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svg{width:26px;height:26px}.empty p{margin:0}.skeleton{background:linear-gradient(90deg,var(--surface-2) 25%,var(--surface-3) 37%,var(--surface-2) 63%);background-size:400% 100%;animation:shimmer 1.4s ease infinite;border-radius:var(--radius-sm)}@keyframes shimmer{0%{background-position:100% 0}to{background-position:-100% 0}}.skeleton-card{height:108px;margin-bottom:var(--space-3)}.skeleton-line{height:14px;margin-bottom:.6rem}.spinner{width:1.1rem;height:1.1rem;border:2px solid rgba(255,255,255,.25);border-top-color:currentColor;border-radius:50%;animation:spin .7s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.loading-screen{display:grid;place-items:center;min-height:60vh;color:var(--muted)}.toast{position:fixed;bottom:calc(var(--nav-h) + 1rem + env(safe-area-inset-bottom,0px));left:50%;transform:translate(-50%);z-index:80;display:flex;align-items:center;gap:.5rem;max-width:min(90vw,480px);padding:.85rem 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var(--space-3);padding-top:.5rem}.bmi-bar-track{display:flex;height:10px;border-radius:999px;overflow:hidden}.bmi-seg{height:100%}.bmi-seg.under{flex:4.5;background:var(--sky)}.bmi-seg.normal{flex:6.5;background:var(--accent)}.bmi-seg.over{flex:5;background:var(--amber)}.bmi-seg.obese{flex:10;background:var(--danger)}.bmi-marker{position:absolute;top:0;width:12px;height:12px;margin-left:-6px;border-radius:50%;background:var(--text);border:2px solid var(--bg)}.bmi-bar-legend{display:flex;justify-content:space-between;font-size:.68rem;margin-top:.3rem}.bmi-note{font-size:.84rem;margin-top:var(--space-2)}.suggest-card{border:none;border-radius:var(--radius);padding:var(--space-4);margin-bottom:var(--space-3);background:var(--surface-2)}.suggest-head{display:flex;justify-content:space-between;align-items:baseline;gap:var(--space-3);flex-wrap:wrap;margin-bottom:var(--space-2)}.suggest-head strong{font-size:1rem;font-weight:500}.suggest-list{list-style:none;margin:0;padding:0}.suggest-list 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img.is-active{opacity:1}.demo-fallback{display:grid;place-items:center;width:100%;height:100%}.demo-fallback svg{width:42%;height:42%;color:var(--muted)}.demo-thumb-btn{flex:0 0 auto;padding:0;border:none;background:none;color:inherit;border-radius:var(--radius);cursor:pointer}.demo-thumb-btn:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.exercise-block h3 .demo-thumb-btn{background:none;border:none;padding:0}.exercise-block h3 .demo-thumb-btn:hover{color:inherit}.block-title{display:flex;align-items:center;gap:var(--space-2);min-width:0}.block-title>span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.picker-preview{display:flex;align-items:center;gap:var(--space-2);margin-top:var(--space-2);padding:var(--space-2);border-radius:var(--radius);background:var(--surface-2)}.picker-preview-main{display:flex;flex-direction:column;min-width:0;flex:1}.picker-preview-main 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var(--ease)}.program-card:hover{border-color:var(--accent);background:var(--surface-2);text-decoration:none;transform:translateY(-1px)}.program-card-main{min-width:0}.program-card-main strong{font-size:1rem;font-weight:700}.program-card-main p{margin:.25rem 0 0;max-width:60ch}.program-days-badge{flex:0 0 auto;display:flex;flex-direction:column;align-items:center;justify-content:center;min-width:3.4rem;padding:.35rem .55rem;border-radius:10px;background:var(--surface-3);font-size:1.05rem;font-weight:800;line-height:1.05;font-variant-numeric:tabular-nums}.program-days-badge span{font-size:.56rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}.program-tag{margin-left:.5rem;padding:.05rem 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strong{display:block;margin-top:.15rem;font-size:.68rem;font-weight:600;letter-spacing:0;text-transform:none;color:var(--text-dim);overflow:hidden;text-overflow:ellipsis}.week-day.active{background:var(--accent);border-color:var(--accent);color:var(--on-accent)}.week-day.active strong{color:var(--on-accent);font-weight:800}.week-day.rest{opacity:.45}.save-bar{display:flex;align-items:center;justify-content:space-between;gap:var(--space-3);margin-top:var(--space-4);padding:.7rem .7rem .7rem 1rem;border:1px solid var(--border);border-radius:var(--radius);background:var(--surface)}.save-meta{display:flex;flex-direction:column;gap:.1rem;min-width:0}.save-meta strong{font-size:.85rem;font-weight:700}.save-meta span{font-size:.72rem;color:var(--muted);font-variant-numeric:tabular-nums}.save-bar .btn{flex:0 0 auto}@media(max-width:719px){.save-bar{position:sticky;bottom:calc(var(--nav-h) + .6rem + env(safe-area-inset-bottom,0px));z-index:25;background:#0e1013f0;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);box-shadow:var(--shadow)}}.library-toolbar{display:flex;flex-direction:column;gap:.7rem;margin-bottom:var(--space-3)}.filter-chips{display:flex;gap:.4rem;overflow-x:auto;padding-bottom:.25rem;scrollbar-width:none}.filter-chips::-webkit-scrollbar{display:none}.chip{border:1px solid var(--border);background:var(--surface);color:var(--muted);border-radius:var(--radius-full);padding:.38rem .85rem;font-size:.7rem;font-weight:700;letter-spacing:.05em;text-transform:uppercase;cursor:pointer;white-space:nowrap;font-family:inherit;transition:background .15s var(--ease),color .15s var(--ease),border-color .15s var(--ease)}.chip:hover{color:var(--text);border-color:var(--border-strong)}.chip.active{background:var(--accent);border-color:var(--accent);color:var(--on-accent)}.library-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:.7rem}.library-card{display:flex;flex-direction:column;gap:.5rem;padding:.55rem;text-align:left;border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);color:var(--text);font-family:inherit;cursor:pointer;transition:border-color .15s var(--ease),transform .15s var(--ease)}.library-card:hover{border-color:var(--accent);transform:translateY(-2px)}.library-card .exercise-demo{width:100%;aspect-ratio:4 / 3;border-radius:9px}.library-card strong{font-size:.8rem;font-weight:600;line-height:1.3;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.library-card .library-meta{font-size:.66rem;color:var(--muted);text-transform:capitalize;letter-spacing:.03em}.library-count{font-size:.72rem;color:var(--muted)}.program-card{border:1px solid var(--border);background:var(--surface)}.program-card:hover{border-color:var(--accent);background:var(--surface)}.program-day{border:1px solid var(--border);scroll-margin-top:90px}.auth-shell{min-height:100dvh;display:grid;grid-template-columns:1fr;background:var(--bg);position:relative}.auth-brand{position:absolute;top:clamp(1.1rem,4vw,2rem);left:clamp(1rem,4vw,2.5rem);z-index:2;font-size:1.05rem}.auth-hero{display:none;position:relative;overflow:hidden;padding:clamp(6rem,12vh,7.5rem) clamp(2rem,5vw,4rem) clamp(2rem,5vw,4rem);background:radial-gradient(700px 500px at 80% 10%,rgba(216,255,62,.16),transparent 65%),linear-gradient(140deg,#151a0b,#0c0e11 65%);border-right:1px solid var(--border);flex-direction:column;justify-content:space-between}.auth-hero h2{font-size:clamp(2.2rem,4vw,3.4rem);font-weight:800;letter-spacing:-.045em;line-height:.98;margin:0;max-width:12ch}.auth-hero h2 em{font-style:normal;color:var(--accent)}.auth-hero p{color:var(--muted);max-width:34ch;margin:1rem 0 0}.auth-hero-stats{display:flex;gap:2rem;margin-top:2rem}.auth-hero-stats div{display:flex;flex-direction:column}.auth-hero-stats strong{font-size:1.4rem;font-weight:800;letter-spacing:-.03em}.auth-hero-stats span{font-size:.64rem;color:var(--muted);text-transform:uppercase;letter-spacing:.12em;font-weight:700}@media(min-width:860px){.auth-shell{grid-template-columns:1.05fr .95fr}.auth-hero{display:flex}.auth-wrap{min-height:auto;padding:var(--space-5)}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}}