:root{--bg:#0b0b0c;--card:#1d1d20;--card2:#26262a;--line:#2e2e33;--tx:#f5f1ea;--mut:#8f8f99;--acc:#c8f53c;--grad:linear-gradient(90deg,#b8ee2e,#dcff6b);--acc-tx:#0c1003;--warn:#ef5a54;--blue:#8a9bd6;--green:#4fd69c;--gold:#f4c25c;--ease:cubic-bezier(.23,1,.32,1)}
*{box-sizing:border-box;margin:0}
html{-webkit-tap-highlight-color:transparent;-webkit-text-size-adjust:100%;overscroll-behavior:none;background:var(--bg)}
body{font:16px/1.45 "Inter",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;color:var(--tx);background:var(--bg);min-height:100dvh}
button,a,[role=button]{touch-action:manipulation;user-select:none;-webkit-user-select:none;-webkit-touch-callout:none;font:inherit;color:inherit}
button{background:none;border:0;cursor:pointer}
input,textarea,select{font:inherit;font-size:16px;color:var(--tx);background:var(--card);border:1px solid var(--line);border-radius:18px;padding:18px;width:100%}
input:focus{outline:2px solid var(--acc);outline-offset:0}
main{padding:calc(20px + env(safe-area-inset-top)) 20px calc(110px + env(safe-area-inset-bottom));max-width:560px;margin:0 auto}
h1{font-size:32px;line-height:1.08;letter-spacing:-.03em;font-weight:800}
h2{font-size:20px;margin:28px 0 12px;letter-spacing:-.01em;font-weight:700}
h3{font-size:17px;font-weight:700}
.mut{color:var(--mut);font-size:15px}
.eyebrow{color:var(--acc);font-size:12px;font-weight:700;letter-spacing:.14em;text-transform:uppercase}
.card{background:var(--card);border:1px solid var(--line);border-radius:24px;padding:18px;margin-top:14px}
.card.hero{background:radial-gradient(120% 90% at 100% 0,rgba(200,245,60,.13),transparent 60%),var(--card);border-color:#36431a}
.row{display:flex;align-items:center;gap:12px;justify-content:space-between}
.btn{display:block;width:100%;background:var(--grad);color:var(--acc-tx);font-weight:700;font-size:18px;padding:18px;border-radius:22px;text-align:center;margin-top:16px;box-shadow:0 10px 30px -10px rgba(200,245,60,.4);transition:transform .12s var(--ease),opacity .12s}
.btn{text-decoration:none}
.btn:active{transform:scale(.97)}
.btn.sec{background:var(--card2);color:var(--tx);box-shadow:none;font-size:16px}
.btn.sm{display:inline-block;width:auto;padding:10px 16px;margin:0;font-size:14px;border-radius:14px;box-shadow:none}
.pill{display:inline-block;font-size:13px;padding:6px 12px;border-radius:99px;background:var(--card2);color:var(--mut)}
.pill.on{background:var(--acc);color:var(--acc-tx);font-weight:700}
/* barra inferior flotante */
#tabs{position:fixed;left:14px;right:14px;bottom:calc(10px + env(safe-area-inset-bottom));max-width:532px;margin:0 auto;display:flex;background:rgba(36,36,40,.88);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);border:1px solid var(--line);border-radius:32px;padding:6px;z-index:5}
#tabs[hidden]{display:none}
#tabs button{flex:1;display:flex;flex-direction:column;align-items:center;gap:2px;padding:8px 2px;font-size:11px;font-weight:600;color:var(--tx);border-radius:26px;transition:background .15s,color .15s}
#tabs svg{width:24px;height:24px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
#tabs button.on{background:#121214;color:var(--acc)}
/* semana */
.week{display:grid;grid-template-columns:repeat(7,1fr);gap:6px;margin-top:14px}
.day{text-align:center;font-size:12px;color:var(--mut);font-weight:600}
.day b{display:grid;place-items:center;aspect-ratio:1;border-radius:50%;background:var(--card2);color:var(--mut);font-size:14px;margin-bottom:6px}
.day.today{color:var(--acc)}.day.today b{box-shadow:inset 0 0 0 2px var(--acc);color:var(--tx);background:#232a10}
.day.done b{background:var(--grad);color:var(--acc-tx)}
.wbar{height:8px;background:var(--card2);border-radius:8px;overflow:hidden;margin-top:14px}.wbar i{display:block;height:100%;background:var(--grad);border-radius:8px}
.tiles{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:14px}
.tile{background:var(--card);border:1px solid #36431a;border-radius:24px;padding:16px;text-align:left}
.tile .ic{display:grid;place-items:center;width:46px;height:46px;border-radius:50%;background:var(--grad);color:var(--acc-tx);margin-bottom:22px}
.tile .ic.dim{background:#2b3414;color:var(--gold)}
.tile .ic svg{width:22px;height:22px;stroke:currentColor;fill:none;stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round}
.tile b{display:block;font-size:17px}.tile span{color:var(--mut);font-size:14px}
.badge{display:inline-block;font-size:13px;font-weight:700;padding:8px 14px;border-radius:99px;background:var(--grad);color:var(--acc-tx)}
.badge.soft{background:#232a10;color:var(--acc);font-weight:600}
.hello{display:flex;justify-content:space-between;align-items:flex-start;gap:12px}
.hello .mut{font-size:17px}
.ex{display:block;width:100%;text-align:left}
.ex .big{font-weight:700}
.chev{color:var(--mut)}
.tag{color:var(--warn);font-size:14px}
ol.steps{padding-left:20px;display:grid;gap:8px}
ul.list{padding-left:20px;display:grid;gap:6px}
.seg{display:flex;gap:8px;margin-top:14px;overflow-x:auto;scrollbar-width:none}
.seg button{white-space:nowrap;padding:10px 16px;border-radius:99px;background:var(--card);border:1px solid var(--line);font-size:14px;font-weight:600}
.seg button.on{background:var(--acc);color:var(--acc-tx);border-color:var(--acc);font-weight:700}
table{width:100%;border-collapse:collapse;font-size:15px;margin-top:8px}
td,th{padding:10px 4px;border-bottom:1px solid var(--line);text-align:left}
th{color:var(--mut);font-weight:500}
td.n{text-align:center;font-weight:700}
td.cur,th.cur{color:var(--acc)}
/* onboarding */
.ob{display:flex;flex-direction:column;min-height:calc(100dvh - 130px)}
.ob-top{display:flex;align-items:center;gap:14px}
.ob-back{width:44px;height:44px;border-radius:50%;background:var(--card);display:grid;place-items:center;font-size:22px;flex:none}
.ob-bar{flex:1;height:8px;border-radius:8px;background:var(--card2);overflow:hidden}.ob-bar i{display:block;height:100%;background:var(--grad);border-radius:8px;transition:width .35s var(--ease)}
.ob-n{color:var(--mut);font-weight:600;font-size:14px}
.ob h1{margin-top:28px;font-size:38px}
.ob .sub{margin-top:12px;font-size:18px}
.ob-body{flex:1;margin-top:28px}
.ob-cta{position:fixed;left:0;right:0;bottom:0;padding:16px 20px calc(20px + env(safe-area-inset-bottom));background:linear-gradient(transparent,var(--bg) 35%);z-index:6}
.ob-cta .btn{max-width:520px;margin:0 auto}
.opt{display:flex;align-items:center;gap:14px;width:100%;text-align:left;background:var(--card);border:2px solid var(--line);border-radius:24px;padding:16px;margin-bottom:12px;transition:border-color .15s}
.opt .oi{display:grid;place-items:center;width:52px;height:52px;border-radius:16px;background:#232a10;color:var(--acc);font-size:24px;flex:none}
.opt b{display:block;font-size:18px}.opt span{color:var(--mut);font-size:15px}
.opt .dot{margin-left:auto;width:30px;height:30px;border-radius:50%;border:2px solid var(--line);flex:none}
.opt.on{border-color:var(--acc)}.opt.on .dot{border:8px solid var(--acc)}
.field{margin-top:22px}.field label{display:flex;justify-content:space-between;font-weight:700;font-size:17px}.field label em{font-style:normal;color:var(--acc)}
input[type=range]{padding:0;border:0;background:none;height:44px;accent-color:var(--acc)}
.sexs{display:flex;gap:10px;margin-top:12px}
.sexs button{padding:14px 22px;border-radius:99px;background:var(--card);border:1px solid var(--line);font-weight:600}
.sexs button.on{background:var(--acc);color:var(--acc-tx);border-color:var(--acc)}
/* modal / sheet */
#overlay{position:fixed;inset:0;background:rgba(0,0,0,.65);z-index:40;display:flex;align-items:flex-end;justify-content:center}
#overlay[hidden]{display:none}
.sheet{background:#121214;border-radius:32px 32px 0 0;width:100%;max-width:560px;max-height:88dvh;overflow-y:auto;overscroll-behavior:contain;padding:22px 20px calc(26px + env(safe-area-inset-bottom));animation:up .28s var(--ease)}
.sheet::before{content:"";display:block;width:56px;height:5px;border-radius:5px;background:#3a3a40;margin:-8px auto 16px}
@keyframes up{from{transform:translateY(40px);opacity:0}}
/* timer */
.timer{position:fixed;inset:0;z-index:30;background:var(--bg);display:flex;flex-direction:column;padding:calc(14px + env(safe-area-inset-top)) 20px calc(18px + env(safe-area-inset-bottom));height:100dvh;transition:background .3s}
.timer.work{background:radial-gradient(90% 50% at 50% 35%,#1c2610,var(--bg))}.timer.rest{background:radial-gradient(90% 50% at 50% 35%,#141a2e,var(--bg))}
.timer .top{display:flex;justify-content:space-between;align-items:center}
.timer .top .pill{background:var(--card);color:var(--tx);padding:10px 16px;font-weight:600}
.timer .mid{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;gap:10px;min-height:0}
.ring{position:relative;width:min(72vw,290px);aspect-ratio:1}
.ring svg{width:100%;height:100%;transform:rotate(-90deg)}
.ring circle{fill:none;stroke-width:14;stroke-linecap:round}
.ring .bg{stroke:#2a2a2e}.ring .fg{stroke:var(--acc);transition:stroke-dashoffset .25s linear}
.rest .ring .fg{stroke:var(--blue)}
.ring .t{position:absolute;inset:0;display:grid;place-items:center;font-size:clamp(56px,18vw,84px);font-weight:800;font-variant-numeric:tabular-nums;letter-spacing:-.03em}
.reps{font-size:22px;font-weight:700;color:var(--acc)}
.timer .name{font-size:28px;font-weight:800;line-height:1.12;letter-spacing:-.02em}
.timer .cue{color:var(--mut);font-size:15px;max-width:34ch}
.timer .next{background:var(--card);border-radius:20px;padding:12px 16px;font-size:14px;text-align:center;color:var(--mut)}
.ctrls{display:flex;gap:12px;margin-top:14px;align-items:center}
.ctrls .rb{width:60px;height:60px;border-radius:50%;background:var(--card);font-size:20px;flex:none;transition:transform .12s var(--ease)}
.ctrls .rb:active,.ctrls .play:active{transform:scale(.94)}
.ctrls .play{flex:1;height:68px;border-radius:34px;background:var(--grad);color:var(--acc-tx);font-weight:800;font-size:19px;box-shadow:0 10px 30px -10px rgba(200,245,60,.4);transition:transform .12s var(--ease)}
.bar{height:6px;background:var(--card2);border-radius:6px;overflow:hidden;margin-top:12px}.bar i{display:block;height:100%;background:var(--grad);border-radius:6px;transition:width .3s}
.flash{animation:flash .5s var(--ease)}
@keyframes flash{from{background:#3a1d12}}
.big-time{font-size:64px;font-weight:800;text-align:center;font-variant-numeric:tabular-nums;margin:20px 0}
.chips{display:flex;gap:8px;flex-wrap:wrap}
.chips button{padding:11px 16px;border-radius:99px;background:var(--card2);font-size:14px;font-weight:600}
.chips button:active{background:var(--acc);color:var(--acc-tx)}
.loading{min-height:80dvh;display:grid;place-items:center;text-align:center}
.loading .pct{font-size:56px;font-weight:800;font-variant-numeric:tabular-nums}
@media (hover:hover) and (pointer:fine){.btn:hover{opacity:.92}.ex:hover,.opt:hover{background:var(--card2)}#tabs button:hover{color:var(--acc)}}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}
/* lista de ejercicios con miniatura */
.exrow{display:flex;align-items:center;gap:14px;width:100%;text-align:left;background:var(--card);border:1px solid var(--line);border-radius:22px;padding:12px;margin-top:10px}
.exrow .exn{flex:1;min-width:0}.exrow b{display:block;font-size:17px}.exrow span{color:var(--mut);font-size:14px}
.exrow .exr{text-align:right}
.th{width:64px;height:64px;border-radius:16px;background:#f4f1ee;overflow:hidden;flex:none;display:grid;place-items:center}
.th video{width:100%;height:100%;object-fit:cover;object-position:center 35%;pointer-events:none}
.tvid.vp{width:auto;height:min(32dvh,270px);aspect-ratio:9/16;object-fit:cover;border-radius:20px}
.th.ph,.ph.big{background:#232a10;color:var(--acc);font-size:26px;font-weight:800}
.tvid{width:min(52vw,200px);aspect-ratio:1;object-fit:cover;border-radius:24px;background:#f4f1ee}
/* registro por serie */
.logger{background:var(--bg)!important;overflow-y:auto}
.logger .top{align-items:center}
.logger .rb{width:48px;height:48px;border-radius:50%;background:var(--card);font-size:20px;flex:none}
.logger .rb.sm{width:44px;height:44px}
.stage{position:relative;margin-top:14px;border-radius:28px;overflow:hidden;background:#f4f1ee;height:min(34dvh,300px);display:grid;place-items:center;flex:none}
.stage video{height:100%;width:100%;object-fit:contain}
.stage .pill{position:absolute;left:14px;top:14px;background:rgba(80,80,80,.55);color:#fff;font-weight:700;letter-spacing:.06em;z-index:1}
.stage .ph.big{width:100%;height:100%;display:grid;place-items:center;font-size:80px}
.qmid{flex:1;display:flex;flex-direction:column;align-items:center;text-align:center;gap:6px;padding-top:14px}
.goal{display:inline-block;border:1px solid #5a2a22;background:#2a1613;color:var(--tx);border-radius:99px;padding:8px 16px;font-size:15px;margin-top:4px}
.goal b{margin-left:6px}
.lbl{color:var(--mut);font-weight:700;letter-spacing:.16em;font-size:13px;margin-top:8px}
.stepper{display:flex;align-items:center;gap:26px}
.stepper .num{font-size:76px;font-weight:800;line-height:1;min-width:2ch;font-variant-numeric:tabular-nums}
.stepper .rb{width:62px;height:62px;border:1px solid var(--line);font-size:28px}
.stepper.kg{gap:12px}.stepper.kg .rb{width:44px;height:44px;font-size:22px}
.kgv{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:14px 28px;font-size:20px;font-weight:600;min-width:150px}
.status{background:#14281f;color:var(--green);border-radius:99px;padding:6px 14px;font-size:14px;font-weight:600}
.status.low{background:#2a1613;color:var(--warn)}
.skip{color:var(--mut);padding:12px;font-weight:600}

/* onboarding: sesiones, pesas, plan listo */
.bignum{display:flex;align-items:baseline;gap:14px;margin-top:10px}.bignum b{font-size:84px;line-height:1;color:var(--acc);font-weight:800}.bignum span{font-size:22px;color:var(--mut);font-weight:600}
.nums{display:flex;gap:12px;margin-top:22px}.nums button{width:54px;height:54px;border-radius:50%;background:var(--card);border:1px solid var(--line);font-size:18px;font-weight:600}.nums button.on{background:var(--acc);color:var(--acc-tx);border-color:var(--acc)}
.bells{display:flex;flex-wrap:wrap;gap:10px}.bells button{padding:14px 20px;border-radius:99px;background:var(--card);border:2px solid var(--line);font-weight:700;font-size:16px}.bells button.on{border-color:var(--acc);background:#232a10;color:var(--acc)}
.seal{width:58px;height:58px;border-radius:18px;background:var(--warn);display:grid;place-items:center;font-size:30px;font-weight:800;color:#0c1003;transform:rotate(8deg)}
.stats3{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;text-align:center}.stats3 b{display:block;font-size:26px;font-weight:800}.stats3 span{color:var(--mut);font-size:13px}

/* fotos de apoyo (free-exercise-db) */
.th img{width:100%;height:100%;object-fit:cover}
.flip{position:relative;display:block;overflow:hidden;background:#f4f1ee}
.flip img{display:block;width:100%;height:100%;object-fit:cover}
.flip img+img{position:absolute;inset:0;animation:flip 1.6s steps(1) infinite}
@keyframes flip{50%{opacity:0}}
.photo{margin:12px 0;border-radius:20px;overflow:hidden;aspect-ratio:4/3}.photo .flip{width:100%;height:100%}
.flip.full{width:100%;height:100%}
.flip.tvid{width:min(64vw,240px);aspect-ratio:4/3;border-radius:24px}
.chips2{display:flex;gap:6px;flex-wrap:wrap;margin:10px 0 14px;justify-content:inherit}
.chips2 span{font-size:13px;padding:6px 12px;border-radius:99px;background:var(--card2);color:var(--tx);font-weight:600}
.chips2 .lv{background:#14281f;color:var(--green)}
.qmid .chips2{justify-content:center;margin:2px 0 4px}

/* animaciones 3D propias */
.a3d{width:100%;height:100%;position:relative;background:#fff}
.a3d canvas{display:block;width:100%;height:100%}
.photo.a3dbox{aspect-ratio:1;max-height:min(46dvh,360px);margin-inline:auto;background:#fff}
.a3d.tvid{width:min(62vw,250px);height:auto;aspect-ratio:1;border-radius:24px;overflow:hidden}
.stage .a3d{height:100%}

/* Entrenar, rutinas, estadísticas, perfil y Pro */
.fmt{display:inline-block;font-size:11px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;padding:5px 10px;border-radius:8px;color:var(--c);background:color-mix(in srgb,var(--c) 16%,transparent);border:1px solid color-mix(in srgb,var(--c) 40%,transparent)}
.rcard{display:block;width:100%;text-align:left;border-left:4px solid var(--c,var(--acc))}
.rcard .big{font-size:18px;font-weight:700;margin:8px 0 2px}
.hs{display:flex;gap:12px;overflow-x:auto;scrollbar-width:none;margin-inline:-16px;padding-inline:16px}
.hs .rcard{flex:none;width:230px;margin-top:0}
.mini{width:72px;padding:10px 8px;text-align:center;border-radius:14px}
.lbl2{font-size:12px;letter-spacing:.1em;color:var(--mut);font-weight:700;text-transform:uppercase;margin:16px 0 6px}
.bars{display:flex;align-items:flex-end;gap:8px;height:150px}
.bars .bar{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:flex-end;height:100%;gap:4px;font-size:12px;color:var(--mut)}
.bars .bar i{display:block;width:100%;background:var(--grad);border-radius:8px 8px 4px 4px;min-height:3px}
.bars .bar b{color:var(--tx);font-size:13px;min-height:16px}
.avatar{width:64px;height:64px;border-radius:50%;background:var(--grad);color:var(--acc-tx);display:grid;place-items:center;font-size:28px;font-weight:800;flex:none}
.pstep{display:flex;align-items:center;gap:10px}.pstep button{width:40px;height:40px;border-radius:50%;background:var(--card2);font-size:22px;font-weight:700}
.cmp{margin-top:14px}.cmp td,.cmp th{padding:10px 6px;border-bottom:1px solid var(--line);font-size:14px;text-align:center}.cmp td:first-child,.cmp th:first-child{text-align:left}.cmp .pro{color:var(--acc);font-weight:700}
.trial{display:flex;align-items:center;justify-content:space-between;gap:12px}.trial b{font-size:17px}
#tabs button{font-size:10px}

/* cronómetro: el contenido no se monta sobre "Sigue" ni los botones */
.timer .mid{overflow:hidden}
.timer .cue{display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.timer .tvid.vp{height:min(24dvh,210px)}
.timer .mid .ring{width:min(54vw,230px)}
@media (max-height:700px){.timer .tvid.vp{display:none}}
/* instalar la app */
.inst ol{margin:10px 0 0 20px;padding:0}.inst li{margin:8px 0;line-height:1.4}
.inst .warn{background:#2a1c0a;border:1px solid #6b4a14;border-radius:14px;padding:12px;margin:12px 0;color:#f4c25c;font-size:14px}
.ic-share{display:inline-block;vertical-align:-3px;width:18px;height:18px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}