:root{--bg:#f3f5f7;--card:#fff;--text:#101828;--muted:#667085;--line:#e4e7ec;--dark:#0f172a;--soft:#f2f4f7;--green:#0f766e;--green-soft:#ecfdf3;--amber:#b54708;--amber-soft:#fffaeb;--red:#b42318;--red-soft:#fef3f2}
*{box-sizing:border-box}html{background:var(--bg)}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"SF Pro Display","Segoe UI",sans-serif;background:var(--bg);color:var(--text);padding-bottom:max(24px,env(safe-area-inset-bottom))}button,input,select,textarea{font:inherit;color:inherit}.topbar{position:sticky;top:0;z-index:20;background:rgba(243,245,247,.9);backdrop-filter:blur(18px);display:flex;justify-content:space-between;align-items:center;padding:14px max(16px,calc((100vw - 760px)/2));border-bottom:1px solid rgba(228,231,236,.9)}h1{margin:1px 0 0;font-size:28px;letter-spacing:-.03em}h2{margin:4px 0 6px;letter-spacing:-.025em}h3{letter-spacing:-.015em}.eyebrow{font-size:10px;letter-spacing:.14em;color:var(--muted);font-weight:800}.wrap{max-width:760px;margin:auto;padding:14px}.card{background:var(--card);border:1px solid var(--line);border-radius:22px;padding:18px;margin-bottom:14px;box-shadow:0 3px 16px rgba(16,24,40,.04)}.avatar{border:0;background:var(--dark);color:#fff;width:42px;height:42px;border-radius:50%;font-weight:800;font-size:16px}.profile-panel{position:relative}.profile-list{display:grid;gap:8px;margin:12px 0}.profile-row{display:flex;justify-content:space-between;align-items:center;background:var(--soft);padding:11px 12px;border-radius:14px}.profile-row.active{outline:2px solid var(--dark)}.profile-name{font-weight:800}.add-profile{display:grid;grid-template-columns:1fr auto;gap:8px}.micro{font-size:11px;color:var(--muted);line-height:1.45}.tabs{position:sticky;top:71px;z-index:15;display:grid;grid-template-columns:repeat(4,1fr);gap:5px;background:rgba(243,245,247,.94);backdrop-filter:blur(16px);padding:6px 0 10px}.tab{border:0;background:transparent;padding:9px 4px;border-radius:10px;font-size:12px;font-weight:800;color:var(--muted)}.tab.active{background:var(--dark);color:#fff}.view{display:none}.view.active{display:block}.welcome-card{display:flex;justify-content:space-between;align-items:center}.pill{display:inline-block;background:var(--dark);color:#fff;border-radius:999px;padding:5px 9px;font-size:10px;font-weight:900;letter-spacing:.05em}.pill.light{background:#fff;color:var(--dark)}.streak-box{text-align:center;background:var(--soft);padding:12px 14px;border-radius:16px}.streak-box strong,.streak-box span{display:block}.streak-box strong{font-size:24px}.streak-box span{font-size:10px;color:var(--muted)}.muted{color:var(--muted)}.checkin-grid,.feedback-grid{display:grid;grid-template-columns:1fr 1fr;gap:9px}.full-label{display:block;margin-top:10px}.card label{font-size:12px;color:var(--muted);font-weight:750}.hero{display:flex;justify-content:space-between;align-items:center;background:linear-gradient(135deg,#0f172a,#26364f);color:#fff;border:0}.hero-muted{color:#d0d5dd}.hero-meta{display:flex;gap:8px;margin-top:10px}.hero-meta span{background:rgba(255,255,255,.12);padding:6px 9px;border-radius:999px;font-size:11px}.progress-ring{width:72px;height:72px;border-radius:50%;border:7px solid rgba(255,255,255,.2);display:grid;place-items:center;font-weight:900;flex:0 0 auto}.exercise-head{display:flex;justify-content:space-between;gap:12px}.exercise h3{margin:3px 0 6px;font-size:21px}.muscle{font-size:11px;font-weight:900;text-transform:uppercase;color:#475467;letter-spacing:.04em}.exercise-number{width:38px;height:38px;border-radius:50%;display:grid;place-items:center;background:var(--soft);font-weight:900;color:#475467}.last-box{display:grid;grid-template-columns:1fr 1fr;gap:8px;background:var(--soft);border-radius:15px;padding:12px;margin:14px 0}.last-box span,.last-box small{display:block;color:var(--muted);font-size:11px}.last-box strong{display:block;margin-top:2px}.last-box small{grid-column:1/-1;color:var(--amber);font-weight:700}.controls-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:9px}.stepper{display:grid;grid-template-columns:38px 1fr 38px;margin-top:6px;border:1px solid var(--line);border-radius:12px;overflow:hidden}.stepper button{border:0;background:var(--soft);font-size:20px}.stepper input{width:100%;border:0;text-align:center;padding:10px 2px;background:#fff}.quick-actions{display:grid;grid-template-columns:repeat(3,1fr);gap:7px;margin-top:10px}.set-row{display:grid;grid-template-columns:1fr auto;gap:8px;margin-top:12px}.timer{display:flex;justify-content:space-between;align-items:center;background:var(--dark);color:#fff;padding:12px 14px;border-radius:14px;margin-top:8px}.timerText{font-size:24px;font-variant-numeric:tabular-nums}.feedback-grid{margin-top:12px}.row{display:flex;gap:9px;margin-top:10px}.row>*{flex:1}select,input,textarea{border:1px solid var(--line);border-radius:12px;padding:11px;background:#fff;width:100%}textarea{margin-top:10px;resize:vertical}.hidden{display:none!important}.recommendation{margin-top:10px;border-left:4px solid #98a2b3;background:#f8fafc;padding:10px 12px;border-radius:9px;font-size:13px;line-height:1.4}.recommendation.warn{border-color:#f79009;background:var(--amber-soft)}.recommendation.danger{border-color:#f04438;background:var(--red-soft)}.recommendation.good{border-color:#12b76a;background:var(--green-soft)}.primary,.secondary,.icon-btn{border-radius:12px;padding:11px 14px;border:0;font-weight:800}.primary{background:var(--dark);color:#fff}.secondary{background:var(--soft);color:var(--dark)}.icon-btn{background:var(--soft);font-size:20px;padding:8px 12px}.full{width:100%;margin-top:14px}.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.stats>div{background:var(--soft);border-radius:14px;padding:12px}.stats strong,.stats span{display:block}.stats strong{font-size:22px}.stats span{font-size:10px;color:var(--muted)}.history-item,.library-item,.progress-item{background:var(--soft);border-radius:15px;padding:13px;margin-top:9px}.history-top,.library-top{display:flex;justify-content:space-between;gap:10px;align-items:flex-start}.history-item strong,.library-item strong{display:block}.history-item small,.library-item small{color:var(--muted)}.tag{display:inline-block;padding:4px 7px;border-radius:999px;font-size:10px;font-weight:800;background:#fff;border:1px solid var(--line);margin:4px 4px 0 0}.tag.warn{background:var(--amber-soft);color:var(--amber)}.tag.good{background:var(--green-soft);color:var(--green)}.chips{display:flex;gap:7px;overflow:auto;padding:4px 0 10px}.chip{white-space:nowrap;border:1px solid var(--line);background:#fff;padding:7px 10px;border-radius:999px;font-size:11px;font-weight:800}.chip.active{background:var(--dark);color:#fff;border-color:var(--dark)}.progress-cards{display:grid;grid-template-columns:1fr 1fr;gap:9px}.progress-item strong{font-size:24px;display:block}.progress-item span{font-size:11px;color:var(--muted)}.section-title-row{display:flex;justify-content:space-between;align-items:start}.swap-options{display:grid;gap:7px;margin:12px 0}.swap-option{display:flex;gap:8px;align-items:center;background:var(--soft);padding:11px;border-radius:12px}.success-mark{width:52px;height:52px;border-radius:50%;background:var(--green-soft);color:var(--green);display:grid;place-items:center;font-size:26px;font-weight:900;margin:auto}.dialog-card{text-align:left}dialog{border:0;background:transparent;padding:0}.dialog-card{width:min(92vw,440px);background:#fff;border-radius:22px;padding:20px;box-shadow:0 25px 70px rgba(0,0,0,.25)}dialog::backdrop{background:rgba(15,23,42,.5)}
@media(max-width:560px){.topbar{padding:12px 14px}.wrap{padding:10px}.tabs{top:67px}.controls-grid{grid-template-columns:1fr}.quick-actions{grid-template-columns:1fr}.actions{flex-direction:column}.hero h2{font-size:20px}.progress-cards{grid-template-columns:1fr 1fr}.checkin-grid,.feedback-grid{grid-template-columns:1fr}.last-box{grid-template-columns:1fr}.last-box small{grid-column:auto}.hero{align-items:flex-start}.progress-ring{width:62px;height:62px}.stats strong{font-size:18px}.set-row{grid-template-columns:1fr}.timerBtn{width:100%}}
.tabs{grid-template-columns:repeat(5,1fr)}
.exercise.done{outline:2px solid #12b76a;background:#fbfffd}.exercise.done .completeSetBtn{background:#0f766e}.onboarding-card{width:min(94vw,680px);max-height:88vh;overflow:auto}.onboarding-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:14px 0}.onboarding-card fieldset{border:1px solid var(--line);border-radius:16px;margin:14px 0;padding:12px}.onboarding-card legend{font-size:12px;font-weight:800;color:var(--muted);padding:0 6px}.check-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px}.check-item{display:flex;align-items:center;gap:8px;background:var(--soft);border-radius:11px;padding:9px}.check-item input{width:auto;margin:0}.profile-summary{display:grid;grid-template-columns:1fr 1fr;gap:9px}.profile-summary>div{background:var(--soft);padding:12px;border-radius:14px}.profile-summary span,.profile-summary strong{display:block}.profile-summary span{font-size:10px;color:var(--muted);margin-bottom:3px}.swap-option small{display:block;color:var(--muted);margin-top:2px}@media(max-width:560px){.tabs{overflow-x:auto;display:flex}.tab{min-width:74px}.onboarding-grid,.check-grid,.profile-summary{grid-template-columns:1fr}}
.measure-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin:14px 0}.measure-grid label{display:flex;flex-direction:column;gap:6px}.readiness-box{margin-top:14px;padding:16px;border-radius:16px;background:#eef2ff}.readiness-box.good{background:#ecfdf5}.readiness-box.warn{background:#fff7ed}.readiness-box.danger{background:#fef2f2}.readiness-score{font-size:34px;font-weight:800}.warmup-item{display:flex;justify-content:space-between;gap:12px;padding:10px 0;border-bottom:1px solid #e5e7eb}.warmup-item:last-child{border-bottom:0}.warmup-item small{display:block;color:#64748b;margin-top:3px}
@media(max-width:640px){.measure-grid{grid-template-columns:1fr}}
.help{display:inline-grid;place-items:center;width:20px;height:20px;border-radius:50%;border:1px solid var(--line);background:var(--soft);font-size:11px;font-weight:900;color:var(--muted);padding:0;vertical-align:middle;margin-left:4px}.unit-badge{display:inline-block;font-size:10px;font-weight:900;color:var(--muted);background:var(--soft);padding:2px 6px;border-radius:999px;margin-left:4px}.preference-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}.warmup-item{align-items:center}.warmup-actions{display:flex;align-items:center;gap:8px}.warmup-demo{white-space:nowrap;padding:8px 10px;font-size:11px}.profile-panel .primary.full{margin-top:8px}@media(max-width:560px){.preference-grid{grid-template-columns:1fr}.warmup-item{align-items:flex-start;flex-direction:column}.warmup-actions{width:100%}.warmup-demo{width:100%}}

/* v6.1 - Fix exercise alternative selector */
.swap-option{display:grid;grid-template-columns:22px minmax(0,1fr);align-items:center;gap:10px;cursor:pointer;border:1px solid transparent;min-height:62px}
.swap-option input[type="radio"]{width:18px!important;height:18px;margin:0;flex:0 0 auto;accent-color:var(--dark)}
.swap-option span{min-width:0;display:block;color:var(--text)}
.swap-option strong{display:block;color:var(--text);font-size:14px;line-height:1.25}
.swap-option small{display:block;color:var(--muted);font-size:11px;line-height:1.35;margin-top:4px;white-space:normal;overflow-wrap:anywhere}
.swap-option:has(input:checked){border-color:var(--dark);background:#eef2f7;box-shadow:0 0 0 1px var(--dark) inset}
#swapOptions:empty:before{content:"No hay alternativas disponibles.";color:var(--muted);font-size:13px}

.start-card{border-top:4px solid var(--dark)}
.today-plan-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:14px}
.optional{font-size:10px;font-weight:700;color:var(--muted);margin-left:4px}
.avatar{cursor:pointer;position:relative}.avatar:after{content:'Perfil';position:absolute;right:0;top:48px;background:var(--dark);color:#fff;padding:5px 8px;border-radius:8px;font-size:10px;opacity:0;pointer-events:none;transform:translateY(-3px);transition:.15s}.avatar:hover:after{opacity:1;transform:none}
@media(max-width:560px){.today-plan-grid{grid-template-columns:1fr}.avatar:after{display:none}}

.profile-nudge{display:grid;gap:14px}.profile-nudge .row{margin-top:0}.profile-nudge strong{display:block;font-size:1.02rem;margin:4px 0 2px}

/* v7.2 */
.library-actions{display:flex;gap:8px;flex-wrap:wrap;margin:12px 0}.link-btn{text-decoration:none;display:inline-flex;align-items:center;justify-content:center}.library-item-actions{display:flex;gap:8px;margin-top:10px}.library-demo{padding:8px 10px;font-size:11px}.history-summary{cursor:pointer;list-style:none}.history-summary::-webkit-details-marker{display:none}.history-exercises{display:grid;gap:7px;margin:10px 0}.history-exercise-row{display:flex;justify-content:space-between;gap:10px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:12px;padding:10px}.history-exercise-row small{display:block;color:var(--muted);margin-top:2px}.swap-permanent{margin:10px 0}.swap-permanent input{width:auto}.today-plan-grid #primaryCountLabel,.today-plan-grid #secondaryCountLabel{min-width:0}
@media(max-width:560px){.library-actions>*{flex:1 1 100%}.history-exercise-row{align-items:flex-start;flex-direction:column}}

/* v7.2+ education + technique */
.tabs{grid-template-columns:repeat(6,1fr)}
.feedback-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:9px}
.guide-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin-top:14px}
.guide-card{background:var(--soft);border-radius:16px;padding:14px;border:1px solid var(--line)}
.guide-card h3{margin:8px 0 6px;font-size:15px}.guide-card p{margin:0;color:var(--muted);font-size:13px;line-height:1.45}
.detail-meta{display:flex;gap:6px;flex-wrap:wrap;margin:6px 0 14px}.dialog-card h4{margin:16px 0 6px}.dialog-card ul{padding-left:20px;color:#475467;line-height:1.45}
.library-item-actions{flex-wrap:wrap}.library-item-actions>*{flex:1 1 145px}
@media(max-width:560px){.feedback-grid,.guide-grid{grid-template-columns:1fr}.actions{display:grid;grid-template-columns:1fr}.tabs{display:flex;overflow-x:auto}.tab{min-width:78px}}

/* v7.5 */
.tab{display:flex;align-items:center;justify-content:center;text-align:center}
.library-search{display:block;margin:12px 0}
.danger-button{color:#b42318;background:#fef3f2}
.danger-primary{background:#b42318}
/* v7.6 */
.brand-lockup{display:flex;align-items:center;gap:10px}.brand-icon{width:40px;height:40px;border-radius:11px;object-fit:cover;box-shadow:0 2px 8px rgba(16,24,40,.08)}
.tabs{display:flex!important;justify-content:center!important;align-items:center;gap:5px;overflow:visible!important}.tab{flex:1 1 0!important;min-width:0!important;text-align:center!important;justify-content:center!important}
.quick-start-grid{display:grid;grid-template-columns:1fr;gap:8px;margin:14px 0}.quick-start-btn{text-align:left;display:flex;flex-direction:column;gap:3px}.quick-start-btn span{font-size:11px;font-weight:600;opacity:.72}.plan-preview{margin:12px 0 0}.plan-preview-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}.plan-preview-head span{font-size:11px;color:var(--muted)}.plan-days{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}.plan-day{border:1px solid var(--line);background:var(--soft);border-radius:14px;padding:11px;text-align:left}.plan-day span,.plan-day small,.plan-day strong{display:block}.plan-day span,.plan-day small{font-size:10px;color:var(--muted)}.plan-day strong{font-size:12px;margin:4px 0}.plan-day.next{outline:2px solid #12b76a;background:var(--green-soft)}.manual-workout{margin-top:14px;border-top:1px solid var(--line);padding-top:14px}.plan-editor{display:grid;gap:9px}.plan-editor>div{display:grid;grid-template-columns:60px 1fr 1fr;gap:8px;align-items:center}.plan-editor strong{font-size:12px}.plan-editor select{margin:0}
@media(max-width:560px){.topbar h1{font-size:23px}.brand-icon{width:36px;height:36px}.tabs{overflow-x:auto!important}.tab{min-width:68px!important}.plan-days{grid-template-columns:1fr}.plan-editor>div{grid-template-columns:52px 1fr}.plan-editor>div select:last-child{grid-column:2}}

/* v7.7 */
.profile-view-summary{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin:14px 0}.profile-view-summary>div{background:var(--soft);border-radius:14px;padding:12px}.profile-view-summary span,.profile-view-summary strong{display:block}.profile-view-summary span{font-size:10px;color:var(--muted);margin-bottom:4px}.wellbeing-impact{margin-top:12px;padding:12px;border-radius:14px;background:var(--soft);font-size:12px;line-height:1.45}.tabs{width:100%;justify-content:center!important}.tab{text-align:center!important}@media(max-width:560px){.profile-view-summary{grid-template-columns:1fr}.tabs{justify-content:flex-start!important}}

/* EVOLVA Cloud */
.account-actions{display:flex;align-items:center;gap:10px}.cloud-status{font-size:12px;font-weight:700;color:#64748b;white-space:nowrap}.cloud-status.online{color:#15803d}.cloud-status.syncing{color:#b45309}.cloud-status.offline{color:#b91c1c}.auth-dialog::backdrop{background:rgba(15,23,42,.72);backdrop-filter:blur(4px)}.auth-dialog .dialog-card{max-width:440px}.auth-brand{display:flex;gap:14px;align-items:center;margin-bottom:12px}.auth-brand img{width:56px;height:56px;border-radius:14px}.auth-brand h2{margin:2px 0 0}.auth-message{padding:11px 12px;border-radius:12px;background:#eff6ff;color:#1e3a8a;font-size:14px}.auth-message.error{background:#fef2f2;color:#991b1b}.text-button{border:0;background:transparent;color:#475569;text-decoration:underline;padding:8px;cursor:pointer;width:100%}@media(max-width:700px){.cloud-status{display:none}}
.brand-logo{width:138px;height:46px;object-fit:contain;object-position:left center;display:block}.brand-text-fallback{display:none}.icon-action{width:38px;height:38px;border:0;border-radius:50%;background:var(--soft);font-weight:900;font-size:18px}.hero-add-btn{margin-top:12px;border:1px solid rgba(255,255,255,.25);background:rgba(255,255,255,.1);color:#fff;border-radius:12px;padding:9px 12px;font-weight:800}.series-progress{display:flex;justify-content:space-between;align-items:center;background:var(--soft);border-radius:12px;padding:9px 11px;margin-top:10px}.series-progress span{font-size:11px;color:var(--muted)}.loadHint{display:block;margin-top:5px;color:var(--muted);font-weight:600}.completed-banner{display:flex;align-items:center;gap:10px;background:var(--green-soft);border-radius:14px;padding:12px;margin-top:12px}.completed-banner strong{color:var(--green)}.completed-banner span{flex:1;color:var(--muted);font-size:11px}.exercise.done .exercise-body{display:none}.exercise.done .completed-banner{display:flex!important}.global-rest{position:fixed;left:50%;bottom:18px;transform:translateX(-50%);z-index:80;width:min(92vw,520px);background:#0f172a;color:#fff;border-radius:18px;padding:12px 14px;box-shadow:0 16px 40px rgba(15,23,42,.28);display:flex;align-items:center;justify-content:space-between;gap:12px}.global-rest small,.global-rest span,.global-rest strong{display:block}.global-rest small{font-size:9px;letter-spacing:.12em;color:#98a2b3}.global-rest strong{font-size:24px;font-variant-numeric:tabular-nums}.global-rest span{font-size:11px;color:#d0d5dd}.toast{position:fixed;top:84px;left:50%;transform:translateX(-50%);z-index:100;background:#101828;color:#fff;padding:11px 16px;border-radius:999px;box-shadow:0 10px 28px rgba(0,0,0,.2);font-size:13px;font-weight:800}.checkin-delete{margin-left:8px;padding:6px 8px;font-size:10px}.swap-option-actions{display:flex;gap:6px;margin-top:7px}.swap-demo{padding:6px 9px;font-size:10px}.set-row{grid-template-columns:1fr}.completeSetBtn{min-height:48px}.actions{flex-wrap:wrap}.actions>*{min-width:120px}
@media(max-width:560px){.brand-logo{width:108px;height:40px}.account-actions{gap:5px}.cloud-status{display:none}.completed-banner{align-items:flex-start;flex-wrap:wrap}.completed-banner .reopenExerciseBtn{width:100%}}

/* v2.1 - technique button next to exercise name */
.exercise-title-wrap{min-width:0;flex:1}.exercise-title-row{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.exercise-title-row .name{margin:3px 0 6px}.top-demo-btn{padding:7px 10px;font-size:11px;white-space:nowrap}.exercise-head>.exercise-title-wrap{min-width:0}@media(max-width:560px){.exercise-title-row{align-items:flex-start}.top-demo-btn{padding:7px 9px;font-size:10px}}