/* =========================================================================
   Viviana Rojas · Panel de administración, área de alumnos y acceso
   ========================================================================= */
:root{
  --terra:#D9573B; --terra-d:#B9462D; --carbon:#26211F; --carbon-2:#342D2A; --carbon-3:#4A413D;
  --arena:#F7EFE9; --arena-2:#EFE3DA; --blanco:#FFFDFB;
  --salvia:#8FA68E; --salvia-d:#5E7B5F; --durazno:#F2B77C; --rosa:#EBC8BC;
  --tx:#26211F; --tx-2:#6B615C; --line:#E6D6CC; --danger:#B3261E; --warn:#A8641C;
  --f-display:"Big Shoulders Display","Arial Narrow","Roboto Condensed",Impact,sans-serif;
  --f-body:"Albert Sans",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --r:16px; --ease:cubic-bezier(.2,.7,.2,1);
  color-scheme:light;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--arena);color:var(--tx);font:400 1rem/1.55 var(--f-body);-webkit-font-smoothing:antialiased}
h1,h2,h3{margin:0;line-height:1.05;text-wrap:balance}
p{margin:0}
a{color:inherit}
img,video,iframe{max-width:100%}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:3px solid var(--durazno);outline-offset:2px;border-radius:6px}
code{background:var(--arena-2);padding:2px 6px;border-radius:6px;font-size:.9em}
.muted{color:var(--tx-2)}
.block{display:block}
.right{text-align:right}
.mono{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;letter-spacing:.04em}
.link{color:var(--terra);font-weight:600}
.ic{width:20px;height:20px;flex:none}
.ic.big{width:44px;height:44px;color:var(--terra)}
[hidden]{display:none!important}

.vr{display:grid;place-items:center;flex:none;width:42px;height:42px;border-radius:50%;background:var(--terra);color:#fff;font:800 1.05rem/1 var(--f-display);letter-spacing:.04em}

/* Botones */
.btn{--bg:var(--terra);--fg:#fff;--bd:var(--terra);display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:0 22px;border-radius:999px;border:2px solid var(--bd);background:var(--bg);color:var(--fg);font-weight:600;text-decoration:none;cursor:pointer;transition:transform .2s var(--ease),background .2s,color .2s,box-shadow .2s;white-space:nowrap}
.btn:hover{transform:translateY(-1px);box-shadow:0 10px 22px -12px color-mix(in srgb,var(--terra) 70%,transparent)}
.btn:disabled{opacity:.5;cursor:not-allowed;transform:none;box-shadow:none}
.btn-sm{min-height:38px;padding:0 16px;font-size:.9rem}
.btn-lg{min-height:56px;font-size:1.05rem}
.btn-block{width:100%}
.btn-ghost{--bg:transparent;--fg:var(--terra)}
.btn-ghost:hover{--bg:var(--terra);--fg:#fff}
.btn-dark{--bg:var(--carbon);--bd:var(--carbon)}
.btn-wa{--bg:#1FA855;--bd:#1FA855}
.btn-danger{--bg:var(--danger);--bd:var(--danger)}
.btn-ok{--bg:var(--salvia-d);--bd:var(--salvia-d)}
.btn-row{display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.btn-row form{display:contents}
.icon-btn{width:42px;height:42px;border-radius:50%;border:1.5px solid var(--line);background:var(--blanco);display:grid;place-items:center;cursor:pointer;color:var(--tx);text-decoration:none;transition:background .2s,border-color .2s}
.icon-btn:hover{background:var(--arena-2)}
.icon-btn:disabled{opacity:.35;cursor:default}
.icon-btn.sm{width:34px;height:34px}
.icon-btn.sm .ic{width:16px;height:16px}
.icon-btn.danger:hover{background:#fbe5e2;border-color:#f0b9b3;color:var(--danger)}

/* Alertas */
.alert{padding:14px 16px;border-radius:12px;margin-bottom:16px;font-size:.95rem;border-left:4px solid}
.alert-ok{background:#e8f0e7;border-color:var(--salvia-d)}
.alert-error{background:#fbe5e2;border-color:var(--danger)}
.alert-info{background:#fdf0e3;border-color:var(--durazno)}
.alert a{font-weight:600}

/* Formularios */
.form{display:grid;gap:18px}
fieldset{border:0;padding:0;margin:0;display:grid;gap:14px}
legend{font:800 1.4rem/1 var(--f-display);text-transform:uppercase;margin-bottom:12px}
.field{display:grid;gap:6px;min-width:0}
.field label,.item-fields label{font-size:.86rem;font-weight:600}
.field small{color:var(--tx-2);font-size:.82rem}
input:not([type=checkbox]):not([type=radio]):not([type=file]),select,textarea{width:100%;min-height:48px;padding:10px 14px;border-radius:12px;border:1.5px solid var(--rosa);background:var(--blanco);transition:border-color .2s,box-shadow .2s}
textarea{resize:vertical;line-height:1.5}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--terra);box-shadow:0 0 0 4px color-mix(in srgb,var(--terra) 14%,transparent)}
input:disabled{background:var(--arena)}
input[type=file]{font-size:.9rem;max-width:100%}
input[type=file]::file-selector-button{margin-right:12px;padding:9px 16px;border-radius:999px;border:0;background:var(--carbon);color:#fff;font-weight:600;cursor:pointer}
.check{display:flex!important;align-items:center;gap:10px;font-weight:500!important;cursor:pointer}
.check input{width:20px;height:20px;accent-color:var(--terra)}
.pw{position:relative}
.pw input{padding-right:50px!important}
.pw-toggle{position:absolute;right:6px;top:50%;transform:translateY(-50%);width:38px;height:38px;border:0;background:transparent;cursor:pointer;color:var(--tx-2);border-radius:8px;display:grid;place-items:center}
.seg{display:grid;gap:8px}
.seg label{display:flex;gap:10px;align-items:center;padding:12px 14px;border:1.5px solid var(--line);border-radius:12px;cursor:pointer;background:var(--blanco)}
.seg input{accent-color:var(--terra)}
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.span-2{grid-column:span 2}
.span-4{grid-column:1/-1}
.gap-l{gap:22px}
.stack{display:grid;gap:22px;align-content:start;min-width:0}
.stack-s{display:grid;gap:10px;margin-top:12px}
.top-gap{margin-top:24px;padding-top:24px;border-top:1px solid var(--line)}
.inline{display:flex;flex-wrap:wrap;gap:12px;align-items:end}
.inline label{display:grid;gap:4px;font-size:.86rem;font-weight:600}
.inline select{min-width:90px}

/* ===== Acceso (ingresar, recuperar, instalar) ===== */
.auth{min-height:100vh;background:var(--blanco)}
.auth-wrap{display:grid;grid-template-columns:minmax(300px,.8fr) 1.2fr;min-height:100vh}
.auth-side{position:relative;overflow:hidden;background:var(--terra);color:#fff;padding:48px max(40px,env(safe-area-inset-left,0px));display:flex;flex-direction:column;justify-content:space-between;gap:32px}
.auth-side::after{content:"";position:absolute;right:-120px;bottom:-120px;width:340px;height:340px;border-radius:50%;border:2px dashed var(--durazno);animation:spin 70s linear infinite}
.auth-logo{text-decoration:none;align-self:flex-start}
.auth-logo .vr{width:76px;height:76px;font-size:1.8rem;background:#fff;color:var(--terra)}
.auth-big{font:900 clamp(3rem,5.4vw,5.2rem)/.9 var(--f-display);text-transform:uppercase}
.auth-sub{margin-top:14px;color:color-mix(in srgb,var(--terra) 16%,#fff);font-size:1.05rem}
.auth-bars{width:72px;fill:#fff}
.auth-main{display:grid;place-items:center;padding:48px max(24px,env(safe-area-inset-right,0px)) 48px 24px}
.auth-card{width:min(440px,100%);display:grid;gap:18px;animation:fadeUp .6s var(--ease) both}
.install .auth-card{width:min(640px,100%)}
.auth-card h1{font:800 clamp(2.4rem,4vw,3.2rem)/.95 var(--f-display);text-transform:uppercase}
.auth-links{display:grid;gap:12px;justify-items:center;font-size:.92rem;margin-top:6px}
.auth-links a{color:var(--terra);font-weight:600;text-decoration:none}
.wa-link{display:inline-flex;align-items:center;gap:8px;color:var(--tx-2)!important;font-weight:500!important}
.wa-link .ic{color:#1FA855}
.checks{list-style:none;margin:0;padding:0;display:grid;gap:8px;font-size:.92rem}
.checks li{display:flex;gap:10px;align-items:flex-start}
.checks .ok .ic{color:var(--salvia-d)}
.checks .bad .ic{color:var(--danger)}
.steps-list{display:grid;gap:8px;padding-left:20px;margin:0}

/* ===== Estructura del panel ===== */
.shell{display:grid;grid-template-columns:268px 1fr;min-height:100vh}
.side{position:sticky;top:0;height:100vh;overflow-y:auto;background:var(--carbon);color:color-mix(in srgb,var(--carbon) 18%,#fff);display:flex;flex-direction:column;gap:22px;padding:22px 14px calc(22px + env(safe-area-inset-bottom,0px)) max(14px,env(safe-area-inset-left,0px))}
.side-brand{display:flex;align-items:center;gap:12px;text-decoration:none;padding:4px 10px}
.side-brand b{display:block;font:800 1.2rem/1 var(--f-display);text-transform:uppercase;color:#fff;letter-spacing:.03em}
.side-brand small{font-size:.7rem;letter-spacing:.16em;text-transform:uppercase;color:var(--durazno)}
.side-nav{display:grid;gap:2px}
.side-group{font-size:.7rem;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:color-mix(in srgb,var(--carbon) 50%,#fff);padding:14px 12px 6px}
.side-nav a,.side-foot a{display:flex;align-items:center;gap:12px;padding:11px 12px;border-radius:12px;text-decoration:none;font-weight:500;font-size:.95rem;transition:background .2s,color .2s}
.side-nav a:hover,.side-foot a:hover{background:var(--carbon-2);color:#fff}
.side-nav a.on{background:var(--terra);color:#fff}
.side-foot{margin-top:auto;display:grid;gap:2px;border-top:1px solid var(--carbon-3);padding-top:14px}
.main{min-width:0;display:flex;flex-direction:column}
.topbar{position:sticky;top:0;z-index:20;display:flex;align-items:center;gap:14px;min-height:76px;padding:14px max(28px,env(safe-area-inset-right,0px)) 14px 28px;background:color-mix(in srgb,var(--arena) 92%,transparent);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.topbar h1{font:800 clamp(1.7rem,3vw,2.3rem)/1 var(--f-display);text-transform:uppercase;flex:1;min-width:0}
.topbar-actions{display:flex;gap:10px;flex-wrap:wrap}
.content{padding:28px max(28px,env(safe-area-inset-right,0px)) 60px 28px;display:grid;gap:22px;align-content:start;width:100%;max-width:1320px}
.only-m{display:none}
.side-scrim{display:none}

/* Tarjetas */
.card{background:var(--blanco);border:1px solid var(--line);border-radius:var(--r);padding:24px;min-width:0}
.card.flush{padding:0;overflow:hidden}
.card h2{font:800 1.55rem/1 var(--f-display);text-transform:uppercase;margin-bottom:12px}
.card h3{font:800 1.3rem/1 var(--f-display);text-transform:uppercase;margin-bottom:10px}
.card.form h2{margin-bottom:0}
.card.danger{border-color:#f0c9c4}
.card.danger h2{color:var(--danger)}
.card .muted+*{margin-top:12px}
.empty{color:var(--tx-2);font-size:.95rem;padding:6px 0}
.empty-state{display:grid;justify-items:center;text-align:center;gap:12px;padding:48px 24px}
.lead-muted{color:var(--tx-2);max-width:70ch}
.grid-main{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(300px,1fr);gap:22px;align-items:start}
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:18px}
.plan-card{text-decoration:none;display:grid;gap:10px;transition:transform .3s var(--ease),box-shadow .3s}
.plan-card:hover{transform:translateY(-4px);box-shadow:0 20px 40px -26px color-mix(in srgb,var(--carbon) 50%,transparent)}

/* Indicadores */
.stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.stat{background:var(--blanco);border:1px solid var(--line);border-radius:var(--r);padding:20px;text-decoration:none;display:grid;gap:4px;transition:border-color .2s}
a.stat:hover{border-color:var(--terra)}
.stat b{font:900 2.8rem/1 var(--f-display);color:var(--terra);font-variant-numeric:tabular-nums}
.stat span{font-size:.9rem;color:var(--tx-2)}
.kv{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin-bottom:14px}
.kv.small{grid-template-columns:repeat(2,minmax(0,1fr))}
.kv span{display:block;font-size:.78rem;color:var(--tx-2)}
.kv b{font-size:.98rem}
.bar{height:8px;border-radius:8px;background:var(--arena-2);overflow:hidden}
.bar i{display:block;height:100%;background:var(--terra);border-radius:8px;transition:width .5s var(--ease)}
.state{font-size:.86rem;font-weight:600;display:inline-flex;align-items:center;gap:7px;white-space:nowrap}
.state::before{content:"";width:8px;height:8px;border-radius:50%;background:currentColor}
.state.ok{color:var(--salvia-d)}
.state.warn{color:var(--warn)}
.state.muted{color:var(--tx-2)}
.warn-text{font-size:.8rem;color:var(--warn);font-weight:600}

/* Listas y tablas */
.feed{list-style:none;margin:0;padding:0;display:grid}
.feed li{display:flex;gap:12px;align-items:flex-start;padding:12px 0;border-bottom:1px solid var(--line)}
.feed li:last-child{border-bottom:0}
.feed li>div{flex:1;min-width:0}
.feed small{display:block;color:var(--tx-2);font-size:.82rem}
.feed a{text-decoration:none}
.feed.compact li{padding:8px 0}
.dot{width:10px;height:10px;border-radius:50%;background:var(--line);margin-top:7px;flex:none}
.dot.ok{background:var(--salvia-d)}
.dot.warn{background:var(--durazno)}
.quote{font-style:italic;color:var(--tx-2);margin-top:4px}
.table-wrap{overflow-x:auto}
.table{width:100%;border-collapse:collapse;font-size:.94rem}
.table th{text-align:left;font-size:.76rem;letter-spacing:.08em;text-transform:uppercase;color:var(--tx-2);font-weight:700;padding:14px 18px;background:var(--arena);white-space:nowrap}
.table td{padding:14px 18px;border-top:1px solid var(--line);vertical-align:middle}
.table td a{text-decoration:none}
.table small{color:var(--tx-2)}
.table select{min-height:40px;padding:6px 10px;min-width:140px}
.card .table th:first-child,.card .table td:first-child{padding-left:0}
.card.flush .table th:first-child,.card.flush .table td:first-child{padding-left:22px}
.toolbar{display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center}
.search{display:flex;flex-wrap:wrap;gap:8px;flex:1;min-width:0}
.search input{flex:1 1 240px;min-height:42px!important}
.search select{flex:0 1 200px;min-height:42px!important}
.filters{display:flex;gap:6px;flex-wrap:wrap}
.filters a{text-decoration:none;padding:8px 14px;border-radius:999px;font-size:.88rem;font-weight:600;color:var(--tx-2);border:1.5px solid var(--line)}
.filters a.on{background:var(--carbon);border-color:var(--carbon);color:#fff}
.todo{background:#fdf0e3;border-color:#f3d3b1}
.todo-list{margin:0;padding-left:20px;display:grid;gap:6px}
.todo-list a{font-weight:600;color:var(--terra-d)}

/* Acceso del alumno */
.cred{display:grid;gap:10px;background:var(--arena);border-radius:12px;padding:14px;margin-bottom:14px}
.cred span{display:block;font-size:.78rem;color:var(--tx-2)}
.cred b{font-size:1.05rem;word-break:break-all}
.msg-preview{margin-bottom:14px}
.msg-preview summary{cursor:pointer;font-weight:600;color:var(--terra);font-size:.92rem}
pre{white-space:pre-wrap;word-break:break-word;font:inherit;font-size:.88rem;background:var(--arena);padding:14px;border-radius:12px;margin:10px 0 0;max-height:360px;overflow:auto}
.access .btn-row{margin-bottom:14px}
.access .btn-row .btn{flex:1 1 180px}
.guide ol{margin:0;padding-left:20px;display:grid;gap:10px;font-size:.94rem}
.guide p{margin-top:12px;font-size:.9rem}

/* Subida de archivos */
.upload-box{display:grid;grid-template-columns:200px 1fr;gap:18px;align-items:start;background:var(--arena);border:1.5px dashed var(--rosa);border-radius:14px;padding:14px}
.upload-prev{aspect-ratio:16/10;border-radius:10px;overflow:hidden;background:var(--arena-2);display:grid;place-items:center}
.upload-prev img,.upload-prev video{width:100%;height:100%;object-fit:cover}
.upload-info{display:grid;gap:10px;min-width:0}
.size{display:flex;gap:8px;align-items:flex-start;font-size:.9rem;background:var(--blanco);border-radius:10px;padding:10px 12px}
.size .ic{color:var(--terra);width:18px;height:18px;margin-top:2px}
.sticky-save{position:sticky;bottom:0;z-index:5;padding:14px 0;background:linear-gradient(transparent,var(--arena) 30%)}
.inline-danger{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:16px 20px}

/* Contenido ordenable */
.sortable{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.sortable.as-grid{grid-template-columns:repeat(auto-fill,minmax(220px,1fr))}
.row-item{display:flex;align-items:center;gap:16px;padding:12px 16px}
.row-item.off{opacity:.6}
.as-grid .row-item{flex-direction:column;align-items:stretch}
.thumb-sm{width:96px;aspect-ratio:16/10;border-radius:10px;overflow:hidden;background:var(--arena-2);display:grid;place-items:center;flex:none;color:var(--tx-2)}
.as-grid .thumb-sm{width:100%;aspect-ratio:1}
.thumb-sm img{width:100%;height:100%;object-fit:cover}
.row-main{flex:1;min-width:0;text-decoration:none;display:grid;gap:2px}
.row-main small{color:var(--tx-2);font-size:.86rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.row-tools{display:flex;gap:6px}
.row-tools form{display:contents}

/* Armado de planes */
.builder{display:grid;gap:18px}
.builder-head h2{font:800 1.8rem/1 var(--f-display);text-transform:uppercase;margin-bottom:6px}
.weeks{display:flex;gap:6px;flex-wrap:wrap}
.weeks a{min-width:52px;text-align:center;padding:9px 12px;border-radius:12px;text-decoration:none;font:800 1.05rem/1 var(--f-display);background:var(--blanco);border:1.5px solid var(--line);position:relative}
.weeks a.has::after{content:"";position:absolute;top:5px;right:5px;width:6px;height:6px;border-radius:50%;background:var(--salvia-d)}
.weeks a.on{background:var(--carbon);color:#fff;border-color:var(--carbon)}
.days-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(340px,1fr));gap:18px;align-items:start}
.day{display:grid;gap:12px}
.day h3{margin:0}
.item{background:var(--arena);border-radius:12px;padding:12px;display:grid;gap:10px}
.item-top{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.item-top b{flex:1;min-width:0}
.item-tools{display:flex;gap:4px}
.item-fields{display:grid;grid-template-columns:repeat(3,minmax(0,1fr)) auto;gap:8px;align-items:end}
.item-fields label{display:grid;gap:4px;font-size:.74rem;color:var(--tx-2)}
.item-fields input{min-height:40px!important;padding:6px 10px!important}
.item-fields .wide{grid-column:1/-2}
.add-item{display:grid;gap:8px;border-top:1px dashed var(--line);padding-top:12px}

/* Vista previa de video */
.video-frame{aspect-ratio:16/9;border-radius:12px;overflow:hidden;background:var(--carbon);display:grid;place-items:center;color:color-mix(in srgb,var(--carbon) 22%,#fff);text-align:center;padding:0}
.video-frame p{padding:20px;font-size:.9rem}
.video-frame iframe,.video-frame video{width:100%;height:100%;border:0}
.msg-sample{max-height:420px}

/* ===== Área de alumnos ===== */
.alumno .content{max-width:1180px;padding-bottom:110px}
.hello{display:flex;justify-content:space-between;align-items:center;gap:18px;flex-wrap:wrap}
.hello h1{font:900 clamp(2.6rem,6vw,4.2rem)/.9 var(--f-display);text-transform:uppercase}
.hello p{margin-top:6px}
.plan-pct{display:flex;align-items:center;gap:12px;font-size:.84rem;color:var(--tx-2);line-height:1.25}
.ring-sm{--p:0;width:74px;height:74px;border-radius:50%;background:conic-gradient(var(--terra) calc(var(--p)*1%),var(--arena-2) 0);display:grid;place-items:center}
.ring-sm b{width:56px;height:56px;border-radius:50%;background:var(--arena);display:grid;place-items:center;font:800 1.3rem/1 var(--f-display);color:var(--tx)}
.day-tabs{display:flex;gap:8px;overflow-x:auto;padding-bottom:4px;scrollbar-width:none}
.day-tabs a{display:flex;align-items:center;gap:10px;padding:8px 18px 8px 8px;border-radius:999px;background:var(--blanco);border:1.5px solid var(--line);text-decoration:none;font-weight:600;white-space:nowrap;transition:border-color .2s,background .2s}
.day-tabs a.on{border-color:var(--terra);background:color-mix(in srgb,var(--terra) 6%,#fff)}
.dt-dot{width:32px;height:32px;border-radius:50%;display:grid;place-items:center;background:var(--arena-2);font:800 1rem/1 var(--f-display)}
.dt-dot .ic{width:16px;height:16px}
.day-tabs a.done .dt-dot{background:var(--salvia-d);color:#fff}
.day-tabs a.on .dt-dot{background:var(--terra);color:#fff}
.plan-grid{display:grid;grid-template-columns:minmax(0,1.55fr) minmax(280px,1fr);gap:22px;align-items:start}
.routine{display:grid;gap:18px}
.routine-head{display:grid;gap:12px}
.routine-head h2{margin-bottom:4px}
.ex-list{list-style:none;margin:0;padding:0;display:grid;gap:10px;counter-reset:ex}
.ex-row{display:flex;align-items:center;gap:14px;padding:10px;border-radius:14px;background:var(--arena);transition:background .3s,opacity .3s}
.ex-row.done{background:#eef3ed}
.ex-thumb{width:64px;height:64px;border-radius:12px;background:var(--rosa);color:var(--terra);display:grid;place-items:center;flex:none;transition:transform .25s var(--ease)}
.ex-thumb:hover{transform:scale(1.06)}
.ex-thumb .ic{width:24px;height:24px}
.ex-thumb.off{background:var(--arena-2);color:var(--tx-2);pointer-events:none}
.ex-info{flex:1;min-width:0;text-decoration:none;display:grid;gap:2px}
.ex-info b{font-size:1.02rem}
.ex-info span{font-size:.88rem;color:var(--tx-2)}
.ex-info em{font-size:.84rem;color:var(--terra-d)}
.ex-row.done .ex-info b{text-decoration:line-through;text-decoration-color:color-mix(in srgb,var(--carbon) 35%,transparent)}
.check-btn{width:46px;height:46px;border-radius:50%;border:2px solid color-mix(in srgb,var(--carbon) 32%,#fff);background:var(--blanco);cursor:pointer;display:grid;place-items:center;flex:none;transition:background .3s,border-color .3s,transform .3s var(--ease)}
.check-btn svg{width:22px;height:22px;fill:none;stroke:#fff;stroke-width:3;stroke-linecap:round;stroke-linejoin:round;stroke-dasharray:24;stroke-dashoffset:24;transition:stroke-dashoffset .35s .05s var(--ease)}
.check-btn:hover{border-color:var(--salvia-d)}
.ex-row.done .check-btn{background:var(--salvia-d);border-color:var(--salvia-d);transform:scale(1.05)}
.ex-row.done .check-btn svg{stroke-dashoffset:0}
.check-btn.pop{animation:popc .45s var(--ease)}
.finish{border-top:1px solid var(--line);padding-top:18px}
.done-msg{display:flex;gap:10px;align-items:center;color:var(--salvia-d);font-weight:600}
.week-dots{display:flex;gap:8px;margin-bottom:10px;flex-wrap:wrap}
.week-dots span{width:38px;height:38px;border-radius:50%;display:grid;place-items:center;border:1.5px solid var(--line);font:800 1.1rem/1 var(--f-display);color:var(--tx-2)}
.week-dots .ok{background:var(--salvia-d);border-color:var(--salvia-d);color:#fff}
.week-dots .now{border-color:var(--terra);color:var(--terra)}
.coach-msg blockquote{margin:0 0 12px;background:var(--arena);border-radius:12px;padding:14px;font-size:1rem}
.coach-msg blockquote.old{opacity:.7;font-size:.92rem}
.coach-msg cite{display:block;font-style:normal;font-size:.78rem;color:var(--tx-2);margin-top:6px}
.countdown{display:flex;align-items:center;gap:24px;flex-wrap:wrap}
.big-num{font:900 6rem/.8 var(--f-display);color:var(--terra)}

/* Hoja de terminar entrenamiento */
.sheet{border:0;padding:0;border-radius:24px;width:min(520px,calc(100% - 24px));background:var(--blanco);color:var(--tx);box-shadow:0 40px 90px -30px rgba(0,0,0,.6)}
.sheet::backdrop{background:color-mix(in srgb,var(--carbon) 55%,transparent);backdrop-filter:blur(3px)}
.sheet[open]{animation:pop .4s var(--ease) both}
.sheet-in{padding:26px;display:grid;gap:16px}
.sheet h2{font:800 2rem/1 var(--f-display);text-transform:uppercase}
.feel{display:grid;grid-template-columns:repeat(5,1fr);gap:6px}
.feel legend{font:600 .86rem/1 var(--f-body);text-transform:none;margin-bottom:8px}
.feel label{cursor:pointer}
.feel input{position:absolute;opacity:0;pointer-events:none}
.feel span{display:grid;gap:4px;text-align:center;padding:10px 4px;border-radius:12px;border:1.5px solid var(--line);font-size:.72rem;color:var(--tx-2);transition:all .2s}
.feel span b{font:800 1.6rem/1 var(--f-display);color:var(--tx)}
.feel input:checked+span{border-color:var(--terra);background:color-mix(in srgb,var(--terra) 6%,#fff)}
.feel input:focus-visible+span{outline:3px solid var(--durazno)}
.celebrate{position:fixed;inset:0;z-index:100;display:grid;place-items:center;background:color-mix(in srgb,var(--carbon) 50%,transparent);pointer-events:none;animation:fadeIn .3s both}
.celebrate div{background:var(--terra);color:#fff;border-radius:24px;padding:28px 36px;text-align:center;display:grid;gap:6px;animation:pop .5s var(--ease) both;box-shadow:0 30px 60px -20px rgba(0,0,0,.5)}
.celebrate b{font:900 2.4rem/1 var(--f-display);text-transform:uppercase}
.confetti{position:fixed;top:-10px;width:10px;height:14px;z-index:101;pointer-events:none;border-radius:2px;animation:fall linear forwards}

/* Página de ejercicio */
.back{display:inline-flex;align-items:center;gap:6px;text-decoration:none;font-weight:600;color:var(--tx-2)}
.ex-page{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(280px,1fr);gap:24px;align-items:start}
.player{aspect-ratio:16/9;background:var(--carbon);border-radius:var(--r);overflow:hidden;display:grid;place-items:center;color:color-mix(in srgb,var(--carbon) 22%,#fff);text-align:center}
.player iframe,.player video{width:100%;height:100%;border:0}
.ex-detail{display:grid;gap:18px}
.ex-detail h1{font:900 clamp(2.2rem,4vw,3.2rem)/.92 var(--f-display);text-transform:uppercase}
.ex-specs{display:grid;grid-template-columns:repeat(auto-fit,minmax(110px,1fr));gap:10px;margin:0}
.ex-specs div{background:var(--blanco);border:1px solid var(--line);border-radius:12px;padding:12px 14px}
.ex-specs dt{font-size:.76rem;color:var(--tx-2)}
.ex-specs dd{margin:0;font:800 1.5rem/1.05 var(--f-display)}
.note{font-weight:600;color:var(--terra-d)}
.tip{background:var(--carbon);color:color-mix(in srgb,var(--carbon) 8%,#fff);border-radius:var(--r);padding:20px}
.tip h2{font:800 1.3rem/1 var(--f-display);text-transform:uppercase;color:var(--durazno);margin-bottom:8px}
.ex-row.solo{background:none;padding:0}
.ex-nav{display:flex;justify-content:space-between;gap:12px}
.ex-nav a{display:flex;align-items:center;gap:8px;text-decoration:none;font-weight:600;max-width:48%}
.ex-nav a small{display:block;font-weight:400;color:var(--tx-2);font-size:.78rem}
.ex-nav .next{text-align:right;margin-left:auto}

/* Biblioteca del alumno */
.lib-tools{display:grid;gap:12px}
.lib-tools input{max-width:420px}
.seg-filter{display:flex;gap:6px;overflow-x:auto;scrollbar-width:none}
.seg-filter button{padding:9px 16px;border-radius:999px;border:1.5px solid var(--line);background:var(--blanco);font-weight:600;font-size:.9rem;cursor:pointer;white-space:nowrap}
.seg-filter button.on{background:var(--terra);border-color:var(--terra);color:#fff}
.lib-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:16px}
.lib-card{display:grid;background:var(--blanco);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;text-decoration:none;transition:transform .3s var(--ease),box-shadow .3s}
a.lib-card:hover{transform:translateY(-4px);box-shadow:0 20px 40px -26px color-mix(in srgb,var(--carbon) 50%,transparent)}
.lib-thumb{position:relative;aspect-ratio:16/10;background:var(--rosa);display:grid;place-items:center;color:var(--terra)}
.lib-thumb .ic{width:44px;height:44px;padding:12px;border-radius:50%;background:var(--blanco);box-sizing:content-box}
.lib-thumb i{position:absolute;right:8px;bottom:8px;background:var(--carbon);color:#fff;font-style:normal;font-size:.72rem;padding:2px 8px;border-radius:6px}
.lib-card.locked .lib-thumb{background:color-mix(in srgb,var(--carbon) 14%,#fff);color:#fff}
.lib-card.locked .lib-thumb .ic{background:var(--carbon)}
.lib-body{padding:12px 14px;display:grid;gap:2px}
.lib-body small{color:var(--tx-2);font-size:.84rem}
.lib-card.locked b{color:var(--tx-2)}

/* Gráfico de progreso */
.chart-wrap{display:grid;grid-template-columns:auto 1fr;gap:10px}
.chart-y{display:flex;flex-direction:column;justify-content:space-between;height:220px;font-size:.74rem;color:var(--tx-2);text-align:right;transform:translateY(7px)}
.chart{--rows:3;display:grid;grid-auto-flow:column;grid-auto-columns:1fr;gap:10px;height:220px;align-items:end;border-bottom:1.5px solid var(--line);background:repeating-linear-gradient(to top,transparent 0,transparent calc(100%/var(--rows) - 1px),color-mix(in srgb,var(--carbon) 8%,transparent) calc(100%/var(--rows) - 1px),color-mix(in srgb,var(--carbon) 8%,transparent) calc(100%/var(--rows)))}
.chart .col{height:100%;display:flex;flex-direction:column;justify-content:flex-end;position:relative}
.chart .col i{display:block;height:var(--h);background:var(--terra);border-radius:8px 8px 0 0;position:relative;animation:grow .9s var(--ease) both;transform-origin:bottom}
.chart .col.cur i{background:var(--durazno)}
.chart .col.next i{background:none}
.chart .col.next::before{content:"";position:absolute;inset:0;border:1.5px dashed var(--rosa);border-bottom:0;border-radius:8px 8px 0 0}
.chart .col em{position:absolute;top:-22px;left:0;right:0;text-align:center;font-style:normal;font-weight:700;font-size:.8rem}
.chart .col span{position:absolute;bottom:-24px;left:0;right:0;text-align:center;font-size:.74rem;color:var(--tx-2)}
.legend{display:flex;gap:16px;flex-wrap:wrap;font-size:.8rem;color:var(--tx-2);margin-top:36px}
.legend i{display:inline-block;width:12px;height:12px;border-radius:3px;margin-right:6px;vertical-align:-1px}
.l-past{background:var(--terra)}
.l-cur{background:var(--durazno)}
.l-next{border:1.5px dashed var(--rosa)}
.install-tip .grid-2{margin-top:12px}
.install-tip p{font-size:.92rem;color:var(--tx-2)}

/* Barra inferior del alumno (celular) */
.tabbar{display:none}

@keyframes spin{to{transform:rotate(360deg)}}
@keyframes fadeUp{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:none}}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
@keyframes pop{from{opacity:0;transform:scale(.9) translateY(10px)}to{opacity:1;transform:none}}
@keyframes grow{from{transform:scaleY(0)}to{transform:scaleY(1)}}
@keyframes popc{50%{transform:scale(1.25)}}
@keyframes fall{to{transform:translateY(105vh) rotate(720deg)}}

/* Responsive */
@media (max-width:1100px){
  .grid-main,.plan-grid,.ex-page{grid-template-columns:1fr}
  .stats{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:900px){
  .shell{grid-template-columns:1fr}
  .admin .side{position:fixed;left:0;top:0;bottom:0;width:min(300px,86vw);z-index:60;transform:translateX(-100%);transition:transform .35s var(--ease);height:100%;padding-top:calc(22px + env(safe-area-inset-top,0px))}
  .admin.side-open .side{transform:none}
  .admin.side-open .side-scrim{display:block;position:fixed;inset:0;background:color-mix(in srgb,var(--carbon) 50%,transparent);z-index:55}
  .only-m{display:grid}
  .topbar{top:env(safe-area-inset-top,0px);padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
  .content{padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
  .alumno .side{display:none}
  .alumno .content{padding-top:calc(22px + env(safe-area-inset-top,0px))}
  .tabbar{display:grid;grid-template-columns:repeat(4,1fr);position:fixed;left:0;right:0;bottom:0;z-index:40;background:var(--carbon);padding:8px max(8px,env(safe-area-inset-right,0px)) calc(8px + env(safe-area-inset-bottom,0px)) max(8px,env(safe-area-inset-left,0px))}
  .tabbar a{display:grid;justify-items:center;gap:3px;padding:6px;border-radius:12px;text-decoration:none;color:color-mix(in srgb,var(--carbon) 30%,#fff);font-size:.72rem;font-weight:600}
  .tabbar a.on{color:#fff;background:var(--carbon-2)}
  .tabbar a.on .ic{color:var(--durazno)}
  .auth-wrap{grid-template-columns:1fr}
  .auth-side{padding:28px max(24px,env(safe-area-inset-left,0px));flex-direction:row;align-items:center;justify-content:flex-start;gap:18px;padding-top:calc(28px + env(safe-area-inset-top,0px))}
  .auth-side::after,.auth-bars,.auth-sub{display:none}
  .auth-logo .vr{width:56px;height:56px;font-size:1.3rem}
  .auth-big{font-size:1.9rem}
  .auth-big br{display:none}
  .auth-main{place-items:start center;padding-top:32px}
}
@media (max-width:640px){
  .grid-2,.grid-4,.kv{grid-template-columns:1fr 1fr}
  .grid-2>.field,.grid-4>.field{grid-column:1/-1}
  .span-2,.span-4{grid-column:1/-1}
  .card{padding:18px}
  .upload-box{grid-template-columns:1fr}
  .item-fields{grid-template-columns:1fr 1fr 1fr}
  .item-fields .wide{grid-column:1/-1}
  .item-fields .btn{grid-column:1/-1}
  .days-grid{grid-template-columns:1fr}
  .ex-thumb{width:54px;height:54px}
  .topbar-actions .btn{padding:0 12px}
  .feel span{font-size:.62rem}
  .hello{align-items:flex-start}
  .table th,.table td{padding:12px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}
}

/* Equipo y permisos */
.perm-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.perm{display:flex;gap:12px;align-items:flex-start;padding:14px;border:1.5px solid var(--line);border-radius:12px;background:var(--blanco);cursor:pointer;transition:border-color .2s,background .2s}
.perm:has(input:checked){border-color:var(--terra);background:color-mix(in srgb,var(--terra) 6%,#fff)}
.perm input{width:20px;height:20px;margin-top:2px;accent-color:var(--terra);flex:none}
.perm b{display:block;font-size:.95rem}
.perm small{color:var(--tx-2);font-size:.82rem}
.seg span b{font-weight:700}
@media (max-width:640px){.perm-grid{grid-template-columns:1fr}}

/* Acceso al panel: lado carbón para distinguirlo de Mi Plan */
.auth.staff .auth-side{background:var(--carbon)}
.auth.staff .auth-side::after{border-color:var(--terra)}
.auth.staff .auth-logo .vr{background:var(--terra);color:#fff}
.auth.staff .auth-sub{color:color-mix(in srgb,var(--carbon) 22%,#fff)}
.staff-link{font-size:.82rem;color:var(--tx-2)!important;font-weight:500!important}

/* Paso 2: enviar acceso */
.access-hl{border:2px solid #1FA855;box-shadow:0 18px 40px -26px rgba(31,168,85,.6)}
.step-label{font:800 .9rem/1 var(--f-display);letter-spacing:.14em;text-transform:uppercase;color:#1FA855;margin-bottom:6px}
.nowrap{white-space:nowrap}
.inline-form{display:inline}

/* Logo e ícono cargados desde el panel */
.side-icon{width:42px;height:42px;border-radius:12px;object-fit:cover;flex:none}
.auth-logo-img{display:block;height:64px;width:auto;max-width:260px;object-fit:contain}
.auth-logo .logo-chip{display:inline-flex;background:#fff;border-radius:14px;padding:8px 12px}
.upload[data-spec^="logo"] .upload-prev img,.upload[data-spec="isotipo"] .upload-prev img{object-fit:contain;padding:10px}
.upload[data-spec^="logo"] .upload-prev{background:repeating-conic-gradient(var(--arena-2) 0 25%,#fff 0 50%) 0 0/16px 16px}
.upload[data-spec="logo_dark"] .upload-prev{background:var(--carbon)}

/* Ficha inicial del alumno */
.ficha{display:grid;gap:26px;max-width:860px}
.ficha-progress{height:6px;border-radius:6px;background:var(--arena-2);overflow:hidden}
.ficha-progress i{display:block;height:100%;width:0;background:var(--terra);transition:width .4s var(--ease)}
.q{border:0;padding:0;margin:0;display:grid;gap:12px;min-width:0}
.q legend{display:flex;gap:12px;align-items:baseline;font-weight:700;font-size:1.08rem;margin-bottom:12px;padding:0;text-transform:none;font-family:var(--f-body)}
.q-n{display:grid;place-items:center;flex:none;width:30px;height:30px;border-radius:50%;background:var(--terra);color:#fff;font:800 1rem/1 var(--f-display)}
.opts{display:flex;flex-wrap:wrap;gap:8px}
.opt{position:relative;cursor:pointer}
.opt span{display:inline-flex;align-items:center;min-height:46px;padding:10px 16px;border-radius:999px;border:1.5px solid var(--line);background:var(--blanco);font-weight:500;transition:border-color .2s,background .2s}
.opt span:hover{border-color:var(--terra)}
.opt input:checked+span{border-color:var(--terra);background:color-mix(in srgb,var(--terra) 8%,#fff);color:var(--terra-d);font-weight:600}
.opt input:focus-visible+span{outline:3px solid var(--durazno)}
.consent{align-items:flex-start!important;background:var(--arena);padding:14px;border-radius:12px;font-size:.92rem}
.consent input{margin-top:3px}
.ficha-link{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap}
.ficha-link h2{margin-bottom:4px}
/* Ficha y consultas en el panel */
.answers{display:grid;gap:0;margin:0}
.answers div{display:grid;grid-template-columns:minmax(160px,.8fr) 1.2fr;gap:14px;padding:10px 0;border-bottom:1px solid var(--line)}
.answers div:last-child{border-bottom:0}
.answers dt{font-size:.86rem;color:var(--tx-2)}
.answers dd{margin:0;font-weight:500}
.answers .alert-row dd{color:#B3261E;font-weight:700}
.answers.compact div{padding:7px 0;grid-template-columns:minmax(140px,.9fr) 1.1fr}
.notice{display:flex;align-items:center;gap:14px;text-decoration:none;border-color:#f3d3b1;background:#fdf0e3}
.notice b{font:900 2.6rem/1 var(--f-display);color:var(--terra)}
.notice span{flex:1}
.leads{display:grid;grid-template-columns:repeat(auto-fill,minmax(380px,1fr));gap:18px}
.lead{display:grid;gap:14px;align-content:start}
.lead-nueva{border-color:var(--terra)}
.lead-head{display:flex;justify-content:space-between;gap:12px;align-items:flex-start}
.lead-head h2{margin:0 0 4px}
.lead-form{display:flex;gap:8px;flex-wrap:wrap;align-items:center;border-top:1px dashed var(--line);padding-top:12px}
.lead-form select{width:auto;min-height:38px;padding:6px 10px}
.lead-form input{flex:1 1 180px;min-height:38px!important;padding:6px 12px!important}
@media (max-width:640px){.answers div{grid-template-columns:1fr;gap:2px}.leads{grid-template-columns:1fr}}

/* Colores de la marca */
.color-row{display:flex;align-items:center;gap:12px}
.color-row input[type=color]{width:64px!important;min-height:48px;padding:4px!important;border-radius:12px;cursor:pointer;flex:none}
.color-row code{font-size:.95rem}
.presets .btn-row{gap:12px}
.preset{display:inline-flex;align-items:center;gap:12px;padding:10px 16px 10px 10px;border-radius:14px;border:1.5px solid var(--line);background:var(--blanco);cursor:pointer;font-weight:600}
.preset.on{border-color:var(--terra)}
.sw{display:flex;border-radius:8px;overflow:hidden}
.sw i{width:22px;height:30px}