:root{color-scheme:light;--bg:#F0EDE6;--panel:#FAF8F4;--panel2:#E3DFD5;--line:#C4BCAE;--line-strong:#7A6E63;--ink:#14100D;--muted:#3A322B;--subtle:#665B51;--accent:#0D4F52;--accent-soft:#D9E6E4;--cta:#FFC300;--on-cta:#14100D;--focus:#0D4F52;--timer:#0D4F52;--media:#FFFFFF;--illus:#F0EDE6;--scrim:#14100Daa;--shadow:#14100D40;--chart-line:#0D4F52;--chart-dot:#5F8E90;--chart-grid:#DDD7CC;--hero-bg:#0D4F52;--hero-ink:#F2EEE6;--hero-muted:#C9DAD8;--hero-num:#FFC300;--hero-line:#3E7477}@media(prefers-color-scheme:dark){:root:not([data-theme="light"]){color-scheme:dark;--bg:#171310;--panel:#211C17;--panel2:#2A241E;--line:#453C33;--line-strong:#9A8F80;--ink:#F2EEE6;--muted:#C9C1B5;--subtle:#9A8F80;--accent:#4FBFC2;--accent-soft:#16393A;--cta:#FFC300;--on-cta:#14100D;--focus:#FFC300;--timer:#FFC300;--media:#F0EDE6;--illus:#E3DFD5;--scrim:#000000b0;--shadow:#00000080;--chart-line:#4FBFC2;--chart-dot:#2E8285;--chart-grid:#3A322B}}:root[data-theme="dark"]{color-scheme:dark;--bg:#171310;--panel:#211C17;--panel2:#2A241E;--line:#453C33;--line-strong:#9A8F80;--ink:#F2EEE6;--muted:#C9C1B5;--subtle:#9A8F80;--accent:#4FBFC2;--accent-soft:#16393A;--cta:#FFC300;--on-cta:#14100D;--focus:#FFC300;--timer:#FFC300;--media:#F0EDE6;--illus:#E3DFD5;--scrim:#000000b0;--shadow:#00000080;--chart-line:#4FBFC2;--chart-dot:#2E8285;--chart-grid:#3A322B}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.5 system-ui,-apple-system,Segoe UI,sans-serif}button,input,select{font:inherit}button,a,input,select{touch-action:manipulation}button{cursor:pointer}button{border:1px solid var(--line);background:var(--panel2);color:var(--ink);border-radius:10px;padding:11px 16px}button:hover{border-color:var(--accent)}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid var(--focus);outline-offset:4px}button:disabled{opacity:.45;cursor:not-allowed}a{color:inherit}h1,h2,h3,p{margin-top:0}h1{font-size:clamp(2rem,4vw,3.1rem);line-height:1.1;letter-spacing:-.04em;margin-bottom:14px}h2{font-size:1.45rem;letter-spacing:-.025em}h3{font-size:1.08rem}small,.meta{font-size:.875rem;color:var(--muted)}.shell{display:grid;grid-template-columns:245px 1fr;min-height:100vh}aside{position:sticky;top:0;height:100vh;border-right:1px solid var(--line);padding:34px 22px;display:flex;flex-direction:column}.brand{display:flex;gap:12px;align-items:center;text-decoration:none;line-height:1.13;font-weight:650;letter-spacing:.08em}.brand b{color:var(--accent)}.brand-icon{background:#14100D;color:#FFC300;box-shadow:inset 0 0 0 1px var(--line);width:47px;height:47px;display:grid;place-items:center;border-radius:13px;font-size:20px;letter-spacing:-2px}.aside-label{font-size:.75rem;letter-spacing:.12em;color:var(--muted);margin:48px 0 17px}nav{display:grid;gap:9px}nav button{text-align:left;border:0;background:none;display:flex;gap:13px;color:var(--muted)}nav button.active{background:var(--cta);color:var(--on-cta);font-weight:650}.aside-foot{margin-top:auto;padding-top:35px}.aside-foot p{margin:15px 0;color:var(--muted)}.island{color:var(--accent);font-size:.85rem;letter-spacing:.12em}.aside-foot small{font-size:.75rem;letter-spacing:.12em}main{padding:0 42px;max-width:1500px;width:100%;margin:auto}header{display:flex;justify-content:space-between;align-items:center;gap:14px;padding:27px 0;color:var(--muted);font-size:.875rem;border-bottom:1px solid var(--line);margin-bottom:34px}.local-badge{border:1px solid var(--line);padding:6px 10px;border-radius:7px;font-size:.75rem}.eyebrow{font-size:.78rem;letter-spacing:.15em;color:var(--accent);font-weight:650;margin-bottom:12px}.intro{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:27px}.intro p{color:var(--muted);margin:0}.tag{font-size:.8rem;padding:5px 9px;border-radius:5px;background:var(--accent-soft);color:var(--accent);display:inline-block}.workspace{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(280px,1fr);gap:22px}.panel{padding:25px;border:1px solid var(--line);border-radius:17px;background:var(--panel)}.section-head{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:20px}.section-head h2{margin:0}.step-label{display:block;font-size:.875rem;color:var(--muted);margin-bottom:10px}.choices{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:23px}.choices button{flex:1;min-width:90px;padding:12px 9px;font-size:.875rem}.choices button.selected{background:var(--cta);color:var(--on-cta);border-color:var(--cta);font-weight:650}.equipment-grid{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin-bottom:24px}.equipment-grid button{text-align:left;min-height:61px}.equipment-grid button.selected{border-color:var(--accent);background:var(--accent-soft);box-shadow:inset 0 0 0 1px var(--accent)}.equipment-grid span{color:var(--accent);margin-right:8px}.primary{background:var(--cta);color:var(--on-cta);border-color:var(--cta);font-weight:700}.wide{width:100%}.secondary{background:transparent}.session-preview{position:relative;overflow:hidden;background:var(--hero-bg);color:var(--hero-ink);border-color:var(--hero-bg);padding:28px;display:flex;flex-direction:column}.session-preview h2{font-size:2rem;line-height:1.15;max-width:280px;margin:17px 0}.session-preview .preview-number{color:var(--hero-num);font-size:5rem;line-height:1;font-weight:750;letter-spacing:-.07em;margin:20px 0 8px}.session-preview .preview-number span{font-size:1rem;letter-spacing:0;margin-left:8px;color:var(--muted);font-weight:400}.stat-row{display:flex;gap:24px;padding:18px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin:21px 0}.stat-row strong{display:block;font-size:1.15rem}.stat-row small{font-size:.8rem}.hint{color:var(--muted);font-size:.875rem;margin:0}.session-preview .hint{margin-top:auto}.library-strip{margin-top:32px}.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.exercise-card{overflow:hidden;background:var(--panel);border:1px solid var(--line);border-radius:14px;text-align:left;padding:0;width:100%}.exercise-card img{width:100%;height:180px;object-fit:cover;background:var(--media)}.card-body{padding:17px}.card-body h3{margin:9px 0 5px}.card-body .meta{display:block}.card-top{display:flex;justify-content:space-between;align-items:center}.card-tag{font-size:.75rem;color:var(--accent)}.card-plus{border:1px solid var(--line);width:26px;height:26px;display:grid;place-items:center;border-radius:50%;color:var(--accent)}.link-button{background:none;border:0;color:var(--accent);font-weight:600;padding:6px}.filter-row{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:22px}input,select{padding:11px 13px;background:var(--panel);border:1px solid var(--line-strong);border-radius:9px;color:var(--ink);max-width:100%}input[type=search]{flex:1;min-width:180px}footer{display:flex;gap:18px;flex-wrap:wrap;justify-content:space-between;border-top:1px solid var(--line);padding:20px 0;margin-top:35px;color:var(--muted);font-size:.8rem}footer button{font-size:.8rem;background:none;border:0;padding:0;color:var(--muted)}dialog{background:var(--panel);color:var(--ink);border:1px solid var(--line);border-radius:18px;max-width:640px;width:calc(100% - 28px);max-height:90vh;padding:27px}dialog::backdrop{background:var(--scrim);backdrop-filter:blur(4px)}.detail-image{width:100%;max-height:290px;object-fit:contain;background:var(--media);border-radius:12px}.close-row{display:flex;justify-content:space-between;align-items:center;gap:14px}.close-row h2{margin:0}.detail-copy{margin-top:20px}.detail-copy li{margin-bottom:9px}.detail-copy a{color:var(--accent)}.actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:20px}.actions button{flex:1}.empty{text-align:center;padding:44px 20px;border:1px dashed var(--line);border-radius:16px;color:var(--muted)}.empty h2{color:var(--ink)}.training{max-width:950px;margin:auto}.training-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}.training img{width:100%;height:280px;object-fit:contain;background:var(--media);border-radius:12px}.timer{text-align:center;padding:25px 10px}.time{font-size:clamp(4rem,8vw,6.5rem);line-height:1.15;font-variant-numeric:tabular-nums;letter-spacing:-.06em;font-weight:720;color:var(--timer)}progress{width:100%;height:7px;accent-color:var(--accent)}.phase{color:var(--accent);font-weight:600;letter-spacing:.12em;font-size:.875rem}.log-fields{display:flex;gap:10px;margin-top:20px}.log-fields label{flex:1;color:var(--muted);font-size:.875rem}.log-fields input{width:100%;margin-top:6px}.list-row{display:flex;justify-content:space-between;gap:15px;align-items:center;padding:16px 0;border-bottom:1px solid var(--line)}.list-row h3,.list-row p{margin:0}.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-bottom:25px}.stat{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:23px}.stat strong{font-size:2.2rem;color:var(--accent);display:block}.builder-list{max-height:330px;overflow:auto;padding:0;list-style:none}.builder-list label{display:flex;gap:12px;align-items:center;padding:10px;border-bottom:1px solid var(--line)}.builder-list input{accent-color:var(--accent)}#toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);background:var(--cta);color:var(--on-cta);padding:12px 20px;font-weight:600;border-radius:10px;z-index:10;display:none;max-width:90%;box-shadow:0 6px 30px var(--shadow)}.credit{font-size:.75rem;color:var(--muted)}.muted{color:var(--muted)}@media(min-width:1500px){main{padding:0 65px}}@media(max-width:1050px){.shell{grid-template-columns:195px 1fr}aside{padding:26px 14px}main{padding:0 25px}.workspace{grid-template-columns:1fr 1fr}.grid{grid-template-columns:repeat(2,minmax(0,1fr))}.aside-label{font-size:.7rem}.choices button{min-width:70px}.session-preview{padding:23px}}@media(max-width:760px){.shell{display:block}aside{position:sticky;z-index:5;height:auto;top:0;padding:13px 16px 9px;background:var(--bg);border:0;border-bottom:1px solid var(--line)}.brand{font-size:.8rem}.brand-icon{width:34px;height:34px;border-radius:9px;font-size:16px}.brand br{display:none}.brand b{margin-left:5px}.aside-label,.aside-foot{display:none}nav{display:flex;gap:5px;margin-top:12px}nav button{justify-content:center;flex:1;padding:8px 4px;font-size:0;gap:0}nav button span{font-size:.75rem}main{padding:0 18px}header{padding:16px 0;margin-bottom:24px;align-items:start}.local-badge{max-width:145px;text-align:center;font-size:.7rem}.workspace{grid-template-columns:1fr}.panel{padding:21px}.session-preview h2{max-width:none;font-size:1.65rem}.session-preview .preview-number{font-size:3.2rem;margin:4px 0}.session-preview .stat-row{margin:14px 0;padding:12px 0}.intro{align-items:start}.intro .tag{display:none}.grid{gap:12px}.exercise-card img{height:145px}.card-body{padding:13px}.card-body h3{font-size:1rem}.training-grid{grid-template-columns:1fr}.training img{height:230px}.timer{padding:10px}.stats{gap:9px}.stat{padding:14px}.stat strong{font-size:1.8rem}.stat small{font-size:.75rem}footer span{display:none}}@media(max-width:380px){.grid{grid-template-columns:1fr}.equipment-grid{grid-template-columns:1fr}.stats{grid-template-columns:1fr}}@media(prefers-reduced-motion:no-preference){button{transition:background .15s,border-color .15s}#app{animation:appear .2s}@keyframes appear{from{opacity:.5;transform:translateY(4px)}to{opacity:1;transform:none}}}
main{margin:0 auto}.exercise-card[data-ex="pushup"] img,.exercise-card[data-ex="fly"] img{object-fit:contain;background:var(--media)}
.card-media{position:relative;background:var(--media)}.drawing-card img{object-fit:contain!important;background:var(--media)}.media-badge{position:absolute;bottom:10px;left:10px;background:#14100Ddd;color:#FFC300;padding:5px 9px;border-radius:6px;font-size:.75rem}.instruction-image{object-fit:contain!important;background:var(--media)!important}.demo-controls{border:1px solid var(--line);border-radius:10px;padding:12px;margin-top:12px}.demo-heading{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:.875rem}.demo-buttons{display:flex;gap:8px;margin:12px 0}.demo-play{flex:1}.demo-prev,.demo-next{min-width:44px}.demo-controls p{margin-bottom:0}.source-detail{padding:10px 0;border-bottom:1px solid var(--line)}.source-detail summary{cursor:pointer}.equipment-grid button{font-size:.875rem}.filter-row select{min-width:170px}.card-media img{display:block}#result-count{margin:0}@media(max-width:760px){.filter-row select{flex:1;min-width:0;width:45%}.filter-row input{flex-basis:100%}.demo-heading{font-size:.8rem}.exercise-card img{height:165px}}
.cardio-technique{display:grid;grid-template-columns:1.2fr 1fr;gap:26px;align-items:center}.cardio-technique img{width:100%;border-radius:14px}.cardio-workouts{margin-top:22px}.cardio-workouts .panel{display:flex;flex-direction:column}.cardio-workouts button{margin-top:auto}.row-duration{font-size:2.4rem;color:var(--accent);font-weight:700}.row-duration small{font-size:.8rem;color:var(--muted)}.cardio-target{padding:14px;background:var(--accent-soft);border-radius:14px;margin-bottom:18px}.cardio-target strong{font-size:1.7rem;color:var(--accent)}.cardio-target small{font-size:.8rem}.cardio-target p{margin:8px 0}.exercise-card[data-ex="rower"] img{object-fit:contain;background:var(--illus)}@media(max-width:760px){.cardio-technique{grid-template-columns:1fr}.cardio-workouts{grid-template-columns:1fr}nav button span{font-size:.65rem}}

/* Logo */
.brand-icon svg{width:62%;height:62%;display:block}
/* Menú: iconos y etiquetas cortas solo en móvil */
nav button i{font-style:normal}
nav button .short{display:none}
/* Inicio: acceso a cardio */
.equipment-grid .cardio-link{grid-column:1/-1;display:flex;flex-wrap:wrap;align-items:center;gap:2px 0;border-style:dashed}
.equipment-grid .cardio-link small{flex-basis:100%;margin-left:26px;font-size:.78rem}
/* Cardio */
.machine-tabs{display:flex;gap:8px;overflow-x:auto;padding-bottom:6px;margin-bottom:22px;scrollbar-width:thin}
.machine-tabs button{flex:0 0 auto;display:flex;gap:8px;align-items:center;font-size:.9rem}
.machine-tabs button span{color:var(--accent)}
.machine-tabs button.selected{background:var(--cta);color:var(--on-cta);border-color:var(--cta);font-weight:650}
.machine-tabs button.selected span{color:var(--on-cta)}
.cardio-technique img{background:var(--illus)}
.cardio-target{text-align:center}
.cardio-target small{display:block;letter-spacing:.12em;color:var(--muted);font-size:.72rem;margin-bottom:4px}
.cardio-target strong{display:block;line-height:1.25}
/* Sesión */
.stage-text{margin:18px 0 0}
.last-time{margin:18px 0 0;padding:10px 12px;border-radius:10px;background:var(--accent-soft);font-size:.875rem;color:var(--muted)}
.last-time b{color:var(--ink)}
.voice-toggle{margin-top:10px;font-size:.875rem}
/* Progreso */
.week-compare{margin:-12px 0 30px}
.backup{margin-top:22px}
.backup .actions{margin-top:14px}
footer .footer-links{display:flex;gap:18px;flex-wrap:wrap;align-items:center}
footer .footer-links a{color:var(--muted);font-size:.8rem}
@media(max-width:760px){
  aside{position:static}
  nav{position:fixed;left:0;right:0;bottom:0;z-index:6;display:grid;grid-template-columns:repeat(5,1fr);gap:2px;margin:0;padding:6px 6px calc(6px + env(safe-area-inset-bottom));background:var(--bg);border-top:1px solid var(--line)}
  nav button{flex-direction:column;align-items:center;justify-content:center;gap:1px;padding:7px 2px;font-size:1.05rem;border-radius:10px;min-height:52px}
  nav button .long{display:none}
  nav button .short{display:block;font-size:.68rem;line-height:1.2}
  main{padding-bottom:84px}
  #toast{bottom:calc(88px + env(safe-area-inset-bottom))}
  footer .footer-links{display:flex}
  .training-grid .stage-panel{order:1}
  .machine-tabs{margin-left:-18px;margin-right:-18px;padding-left:18px;padding-right:18px}
}
@media print{aside,nav,footer,#toast{display:none!important}}

/* Bloque destacado "Tu sesión de hoy" sobre Mar */
.session-preview h2{color:var(--hero-ink)}
.session-preview .muted,.session-preview .hint,.session-preview small,.session-preview .preview-number span{color:var(--hero-muted)}
.session-preview .eyebrow{color:var(--hero-num)}
.session-preview .stat-row{border-color:var(--hero-line)}
/* Texto terciario legible */
small,.meta,.hint,.credit{color:var(--subtle)}
.intro p,.muted,.aside-foot p{color:var(--muted)}
nav button{color:var(--muted)}
/* Selector de tema */
.header-tools{display:flex;gap:8px;align-items:center;flex-wrap:wrap;justify-content:flex-end}
.theme-toggle{padding:6px 10px;font-size:.75rem;border-radius:7px;background:transparent;color:var(--muted)}
/* Mi progreso */
.progress-tabs{margin-bottom:24px}
.goal .section-head{flex-wrap:wrap}
.goal-select{font-size:.875rem;color:var(--muted);display:flex;gap:8px;align-items:center}
.goal-select select{min-width:0;padding:7px 10px}
.goal-row{display:flex;align-items:baseline;gap:10px;margin-bottom:10px}
.goal-row strong{font-size:2rem;color:var(--accent);line-height:1}
.goal-bar{height:12px;border-radius:6px;background:var(--panel2);border:1px solid var(--line);overflow:hidden;margin-bottom:14px}
.goal-bar span{display:block;height:100%;background:var(--cta);border-radius:6px}
.body-form form{align-items:end;margin:14px 0 12px}
.body-form label{display:flex;flex-direction:column;gap:6px;font-size:.875rem;color:var(--muted);flex:1;min-width:130px}
.body-form button{flex:0 0 auto}
.switch{display:flex;gap:10px;align-items:center;font-size:.9rem;margin-bottom:10px;cursor:pointer}
.switch input{width:20px;height:20px;accent-color:var(--accent)}
.body-stats{margin-top:22px}
.body-stats .stat strong{font-size:1.6rem;white-space:nowrap}
.record{text-align:right;display:flex;flex-direction:column;gap:2px;flex:0 0 auto}
.record b{color:var(--accent);font-size:1.05rem}
/* Gráficas */
.chart{margin:0}
.chart figcaption{font-weight:650;font-size:1.05rem;margin-bottom:10px}
.chart-wrap{position:relative}
.chart svg{width:100%;height:auto;display:block;overflow:visible}
.chart .gridline{stroke:var(--chart-grid);stroke-width:1}
.chart .axis{fill:var(--subtle);font-size:12px;font-family:inherit}
.chart .dot{fill:var(--chart-dot);stroke:var(--panel);stroke-width:2}
.chart .avg{fill:none;stroke:var(--chart-line);stroke-width:2.5;stroke-linecap:round;stroke-linejoin:round}
.chart .current{fill:var(--cta);stroke:var(--ink);stroke-width:2}
.chart .crosshair{stroke:var(--line-strong);stroke-width:1;stroke-dasharray:4 3}
.chart .hit{fill:transparent;cursor:crosshair;touch-action:pan-y}
.chart-tip{position:absolute;top:4px;transform:translateX(-50%);background:var(--panel);border:1px solid var(--line-strong);border-radius:10px;padding:8px 11px;font-size:.8rem;display:flex;flex-direction:column;gap:1px;box-shadow:0 6px 20px var(--shadow);pointer-events:none;white-space:nowrap}
.chart-tip[hidden]{display:none}
.chart-key{display:flex;align-items:center;gap:6px;flex-wrap:wrap;font-size:.8rem;color:var(--muted);margin:10px 0 0}
.key-dot{width:9px;height:9px;border-radius:50%;background:var(--chart-dot);display:inline-block}
.key-line{width:18px;height:3px;border-radius:2px;background:var(--chart-line);display:inline-block;margin-left:10px}
@media(max-width:760px){.body-stats .stat strong{font-size:1.15rem}.body-form label{min-width:calc(50% - 6px)}.body-form button{width:100%}}

/* Nombre */
.name-card{margin-bottom:22px;display:flex;flex-direction:column;gap:10px}
.name-card label{font-weight:600}
.name-row{display:flex;gap:10px;flex-wrap:wrap}
.name-row input{flex:1;min-width:160px}
#change-name{font-size:.875rem;padding:0 4px}

/* Selector de minutos */
.stepper{display:flex;align-items:center;gap:10px;margin-bottom:23px}
.stepper button{width:52px;height:48px;padding:0;font-size:1.5rem;line-height:1;font-weight:600;flex:0 0 auto}
.stepper output{flex:1;text-align:center;font-size:1.05rem;color:var(--muted);padding:10px;border:1px solid var(--line);border-radius:10px;background:var(--panel)}
.stepper output strong{font-size:1.5rem;color:var(--ink);margin-right:2px}

/* Animaciones sin conexión (biblioteca) */
.offline-media{margin-bottom:22px}
.offline-media .hint{margin:0}
.offline-media h2{margin-bottom:6px}
.offline-media .goal-bar{margin:12px 0 6px}