/* Lípidos a Prueba · juego (móvil). Estilos del prototipo validado (reference/prototipo_lipidos_a_prueba.html). */
/* Material Design 3 · esquema oscuro generado a partir del violeta Sanofi #7A00E6 */
:root{
  color-scheme:dark;
  --md-primary:#7A00E6; --md-on-primary:#FFFFFF; --md-primary-container:#7A00E6; --md-on-primary-container:#FFFFFF;
  --accent-text:#E4D0FF; --indicator:#FFFFFF;
  --md-secondary-container:#7A00E6; --md-on-secondary-container:#FFFFFF;
  --md-surface:#3E0080; --md-surface-low:#48098D; --md-surface-c:#4F1596; --md-surface-high:#58209F; --md-surface-highest:#642DAB;
  --md-on-surface:#FFFFFF; --md-on-surface-var:#DCCBF5; --md-outline:#A98BD6; --md-outline-var:#6B44AA;
  --md-success:#7ADBA1; --md-on-success:#003920; --md-success-container:#005231; --md-on-success-container:#97F8BB;
  --md-error:#FFB4AB; --md-on-error:#690005; --md-error-container:#93000A; --md-on-error-container:#FFDAD6;
  --ground:#1E0042;
  --font:'Figtree',system-ui,-apple-system,'Segoe UI',sans-serif;
  --shape-s:8px; --shape-m:12px; --shape-l:16px; --shape-xl:28px; --shape-full:999px;
}
html,body{height:100%}
body{margin:0;background:var(--ground);color:var(--md-on-surface);font-family:var(--font);-webkit-font-smoothing:antialiased}
*{box-sizing:border-box}
button{font-family:inherit;cursor:pointer}
:focus-visible{outline:3px solid #fff;outline-offset:2px}
.ms{font-family:'Material Symbols Rounded';font-weight:500;font-style:normal;font-size:24px;line-height:1;letter-spacing:normal;text-transform:none;display:inline-block;white-space:nowrap;direction:ltr;-webkit-font-smoothing:antialiased;font-variation-settings:'FILL' 0,'wght' 500,'GRAD' 0,'opsz' 24;flex-shrink:0;width:1em;overflow:hidden}
.ms.f{font-variation-settings:'FILL' 1,'wght' 500,'GRAD' 0,'opsz' 24}
.tn{font-variant-numeric:tabular-nums}

/* tipografía M3 */
.display-l{font:700 57px/64px var(--font);letter-spacing:-.25px}
.display-s{font:700 36px/44px var(--font)}
.headline-m{font:700 28px/36px var(--font);margin:0;text-wrap:balance}
.headline-s{font:700 22px/30px var(--font);margin:0;text-wrap:balance}
.title-m{font:600 16px/24px var(--font);letter-spacing:.15px}
.body-l{font:400 16px/24px var(--font);letter-spacing:.3px;margin:0}
.body-m{font:400 14px/20px var(--font);letter-spacing:.25px;margin:0}
.label-l{font:600 14px/20px var(--font);letter-spacing:.1px}
.label-m{font:600 12px/16px var(--font);letter-spacing:.5px}
.var{color:var(--md-on-surface-var)}

/* ---------- marco: pantalla completa en el móvil, marco de teléfono en escritorio ---------- */
.stage{height:100%;display:flex;align-items:center;justify-content:center;gap:40px;padding-inline:24px;padding-block:24px}
.phone-wrap{flex-shrink:0;width:calc(390px * var(--s,1));height:calc(844px * var(--s,1))}
.phone{width:390px;height:844px;border-radius:44px;overflow:hidden;position:relative;transform:scale(var(--s,1));transform-origin:top left;background:var(--md-surface);box-shadow:0 0 0 10px #07000F,0 0 0 11px rgba(203,189,222,.18),0 30px 80px rgba(0,0,0,.55)}
@media (max-width:760px){
  .stage{padding:0;gap:0;display:block}
  .phone-wrap{position:fixed;inset:0;width:100%;height:100%;height:100dvh}
  .phone{width:100%;height:100%;border-radius:0;transform:none;box-shadow:none}
      }

/* ---------- componentes M3 ---------- */
.scr{position:absolute;inset:0;display:flex;flex-direction:column;background:var(--md-surface)}
.appbar{display:flex;align-items:center;gap:8px;min-height:64px;padding:8px 8px 8px 20px;flex-shrink:0}
.appbar .title{flex:1;min-width:0}
.appbar.game{gap:8px;padding:8px 12px 8px 20px;position:relative;justify-content:space-between}
.appbar.game .right{display:flex;align-items:center;gap:8px}
.appbar.game .chip{padding:0 10px 0 8px;gap:4px}
.qn,.score{display:flex;flex-direction:column;line-height:1}
.qn .v{font:800 22px/1 var(--font)}
.qn .lbl,.score .lbl{font:600 11px/1 var(--font);color:var(--md-on-surface-var);margin-top:4px;letter-spacing:.04em;text-transform:uppercase}
.qn .v small{font-size:14px;font-weight:600;color:var(--md-on-surface-var)}
.score{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);align-items:center}
.score .v{font:800 22px/1 var(--font);letter-spacing:-.01em}
.score.bump .v{animation:bump .45s cubic-bezier(.2,0,0,1)}
@keyframes bump{0%{transform:scale(1)}35%{transform:scale(1.28);color:var(--md-success)}100%{transform:scale(1)}}
.fly{will-change:transform,opacity}
.logo{display:block;height:22px;width:auto;color:#fff}
.content{flex:1;overflow-y:auto;padding:0 20px 20px;display:flex;flex-direction:column}
.content>*{flex-shrink:0}
.btn.more{width:auto;min-width:140px;height:40px;padding:0 20px;font-size:14px;align-self:center;flex-shrink:0;white-space:nowrap}
.bottom{padding:12px 20px calc(20px + env(safe-area-inset-bottom,0px));display:flex;flex-direction:column;gap:10px;background:var(--md-surface)}
.btn{position:relative;display:inline-flex;align-items:center;justify-content:center;gap:8px;height:52px;padding:0 24px;border-radius:var(--shape-full);border:0;font:600 16px var(--font);letter-spacing:.1px;overflow:hidden;width:100%}
.btn::after{content:"";position:absolute;inset:0;background:currentColor;opacity:0;transition:opacity .15s}
.btn:hover::after{opacity:.08}.btn:active::after{opacity:.12}
.btn.filled{background:var(--md-primary);color:var(--md-on-primary)}
.btn.white{background:#FFFFFF;color:#3E0080;font-weight:800;box-shadow:0 6px 18px rgba(0,0,0,.28)}
.btn.tonal{background:var(--md-secondary-container);color:var(--md-on-secondary-container)}
.btn.outlined{background:transparent;color:#fff;border:1px solid var(--md-outline)}
.btn.text{background:transparent;color:var(--accent-text);width:auto;height:40px;padding:0 12px}
.btn:disabled{background:rgba(255,255,255,.14);color:rgba(255,255,255,.45);cursor:not-allowed}
.btn:disabled::after{display:none}
.btn .ms{font-size:20px}
.iconbtn{width:48px;height:48px;border-radius:var(--shape-full);border:0;background:transparent;color:var(--md-on-surface-var);display:flex;align-items:center;justify-content:center}
.chip{display:inline-flex;align-items:center;gap:6px;height:32px;padding:0 12px;border-radius:var(--shape-s);border:1px solid var(--md-outline-var);font:600 14px var(--font);color:var(--md-on-surface);white-space:nowrap}
.chip .ms{font-size:18px}
.quizlogo{display:block;width:100%;height:auto}
.wm{font-family:var(--font);font-weight:800;letter-spacing:-.01em;color:#fff;line-height:1;white-space:nowrap}
.wm b{font-weight:900;color:#FFB700}
.wm.stack{display:inline-flex;flex-direction:column;align-items:center;line-height:.95}
.float{animation:float 4.5s ease-in-out infinite}
@keyframes float{0%,100%{transform:translateY(0) rotate(0)}50%{transform:translateY(-6px) rotate(-1deg)}}
@media (prefers-reduced-motion: reduce){.float{animation:none}}
.how-row{display:flex;gap:14px;align-items:center;opacity:.5;transition:opacity .35s,transform .35s;transform-origin:left center}
.how-row.on{opacity:1;transform:scale(1.02)}
.how-tx{display:flex;flex-direction:column;gap:2px}
.how-tx b{font:800 20px/26px var(--font)}
.how-tx span{font:400 14px/20px var(--font);color:var(--md-on-surface-var);max-width:215px}
.how-ic{flex:none;width:68px;height:68px;display:flex;align-items:center;justify-content:center}
.how-ic svg{display:block}
#how0 svg{transform:scale(1.3)}
#how2 svg{transform:scale(1.1)}
.how-ic .ms{font-size:44px}
.streak-anim{display:inline-block;width:24px;height:24px;margin-left:-4px;flex:none}
.streak-anim svg{display:block}
.chip.on{background:var(--md-secondary-container);border-color:transparent;color:var(--md-on-secondary-container)}
.progress{height:4px;border-radius:2px;background:var(--md-outline-var);overflow:hidden;margin:0 20px}
.progress i{display:block;height:100%;border-radius:2px;background:var(--indicator);transition:width .3s}
.tline{display:flex;align-items:center;gap:10px;margin:0 20px}
.tline .bar{flex:1;height:6px;border-radius:3px;background:var(--md-outline-var);overflow:hidden}
.tline .bar i{display:block;height:100%;border-radius:3px;background:#fff;transition:width .1s linear,background .2s}
.tline .n{font:700 13px/1 var(--font);min-width:26px;text-align:right;color:var(--md-on-surface-var)}
.tline.low .bar i{background:var(--md-error)}.tline.low .n{color:var(--md-error)}
.card{border-radius:var(--shape-m);padding:16px}
.card.filled{background:var(--md-surface-high)}
.card.outlined{border:1px solid var(--md-outline-var)}
.card.primary{background:var(--md-primary-container);color:var(--md-on-primary-container)}
.list{display:flex;flex-direction:column;gap:8px}
.item{display:flex;align-items:center;gap:16px;width:100%;min-height:56px;padding:12px 16px;border-radius:var(--shape-m);border:1px solid var(--md-outline-var);background:transparent;color:var(--md-on-surface);text-align:left;font:500 15px/22px var(--font);letter-spacing:.2px;transition:background .15s,border-color .15s}
.item:hover{background:rgba(238,228,248,.06)}
.item .ctl{width:20px;height:20px;flex-shrink:0;border:2px solid var(--md-on-surface-var);display:flex;align-items:center;justify-content:center;color:var(--md-on-primary)}
.item .ctl.radio{border-radius:50%}
.item .ctl.box{border-radius:3px}
.item .ctl .ms{font-size:16px}
.item .txt{flex:1}
.item.sel{background:var(--md-secondary-container);border-color:#fff;color:var(--md-on-secondary-container)}
.item.sel .ctl{border-color:#fff}
.item.sel .ctl.box{background:#fff;color:var(--md-primary)}
.item.sel .ctl.radio::after{content:"";width:10px;height:10px;border-radius:50%;background:#fff}
.item.ok{background:#7A00E6;border-color:transparent;color:#FFFFFF}
.item.ko{background:var(--md-error-container);border-color:transparent;color:var(--md-on-error-container)}
.item.miss{border:1.5px dashed #E4D0FF}
.item .lead{color:inherit}
.item .trail{font:600 12px var(--font);letter-spacing:.4px;color:inherit;opacity:.85;white-space:nowrap}
.vf{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.vf .item{justify-content:center;min-height:88px;font:600 18px var(--font)}
.ord .item{touch-action:pan-y;user-select:none;padding:8px 8px 8px 12px;gap:10px}
.ord .item.drag{background:var(--md-surface-highest);box-shadow:0 10px 24px rgba(0,0,0,.5);position:relative;z-index:5;transition:none}
.ord .item{will-change:transform}
.ord .num{width:24px;height:24px;border-radius:50%;background:var(--md-surface-highest);display:flex;align-items:center;justify-content:center;font:700 12px var(--font);flex-shrink:0}
.ord .handle{color:var(--md-on-surface-var);cursor:grab;display:flex;touch-action:none;padding:8px 4px;margin:-8px 0}
.ord .mv{display:flex;flex-direction:column}
.ord .mv button{width:36px;height:26px;border:0;border-radius:var(--shape-s);background:transparent;color:var(--md-on-surface-var);display:flex;align-items:center;justify-content:center}
.ord .mv button:disabled{opacity:.3}
.timer{position:relative;width:48px;height:48px;flex-shrink:0}
.timer svg{display:block;transform:rotate(-90deg)}
.timer span{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;font:700 15px var(--font)}
.timer.low span{color:var(--md-error)}
.field{position:relative;display:flex;flex-direction:column;gap:6px}
.field input{height:58px;border-radius:14px;border:2px solid transparent;background:rgba(20,0,50,.5);color:#fff;padding:20px 50px 0 14px;font:700 16px var(--font);transition:border-color .15s,background .15s}
.field input:focus{outline:none;border-color:#C58CFF;background:rgba(20,0,50,.65)}
.field label{position:absolute;left:16px;top:9px;font:500 12px var(--font);color:var(--md-on-surface-var);pointer-events:none}
.field label small{font:400 12px var(--font);opacity:.8}
.field input:focus+label{color:#E4D0FF}
.field .okic{position:absolute;right:14px;top:17px;width:24px;height:24px;border-radius:50%;background:#7A00E6;display:none;align-items:center;justify-content:center;pointer-events:none}
.field .okic .ms{font-size:16px;color:#fff}
.field.ok input:not(:focus)~.okic{display:flex}
.field .sup{padding:0 14px;font:400 12px/16px var(--font);color:var(--md-error)}
.field.err input{border-color:var(--md-error)}
.field.err label{color:var(--md-error)}
.linkbtn{align-self:center;display:inline-flex;align-items:center;gap:6px;background:none;border:0;color:var(--md-on-surface-var);font:500 13px var(--font);text-decoration:underline;padding:6px;cursor:pointer}
.linkbtn .ms{font-size:16px}
a.btn{text-decoration:none}
.aliasbox{display:flex;flex-direction:column;gap:10px;width:100%;max-width:360px;align-self:center;margin-top:20px;padding:16px;border-radius:var(--shape-l);background:var(--md-surface-high);box-shadow:0 8px 24px rgba(10,0,30,.3)}
.aliash{font:800 22px/28px var(--font);margin:0;text-align:center}
.aliasbox .field input{background:rgba(20,0,50,.55)}
.aliasnotes{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:6px}
.aliasnotes li{display:flex;gap:8px;align-items:flex-start;font:400 12px/16px var(--font);color:var(--md-on-surface-var)}
.aliasnotes .ms{font-size:16px;flex:none;margin-top:0;color:#E4D0FF}
.reglas>:first-child{margin-top:auto}
.reglas>:last-child{margin-bottom:auto}
.reglas .how-ic{width:44px;height:44px}
.reglas .how-ic .ms{font-size:32px}
.reglas .how-row{gap:12px}
.reglas .how-tx b{font:800 16px/20px var(--font)}
.reglas .how-tx span{font:400 13px/17px var(--font);max-width:230px}
.reglas #how0 svg{transform:scale(1.3)}
.regsec{display:flex;flex-direction:column;gap:4px;text-align:center;margin:14px 0 4px}
.regsec b{font:800 16px/22px var(--font)}
.regsec span{font:400 13px/18px var(--font);color:var(--md-on-surface-var)}
.regsec a{color:#fff}
.regnote{font:400 12px/16px var(--font);color:var(--md-on-surface-var);text-align:center;margin:0}
.regnote.err{color:var(--md-error)}
.regchecks{display:flex;flex-direction:column;align-items:center;gap:12px;margin-top:12px}
.regchecks .checkrow{justify-content:center;text-align:left;max-width:320px}
.checkrow{display:flex;gap:12px;align-items:flex-start;font:400 14px/20px var(--font);color:var(--md-on-surface-var)}
.checkrow input{width:18px;height:18px;margin:1px 0 0;accent-color:#7A00E6;flex-shrink:0}
.checkrow a{color:#fff}
.checkrow.err{color:var(--md-error)}
.scrim{position:absolute;inset:0;background:rgba(0,0,0,.5);z-index:20;animation:fade .2s}
.sheet{position:absolute;left:0;right:0;bottom:0;max-height:80%;z-index:21;background:var(--md-surface-c);border-radius:var(--shape-xl) var(--shape-xl) 0 0;display:flex;flex-direction:column;animation:up .25s cubic-bezier(.2,0,0,1)}
.sheet .handle-bar{width:32px;height:4px;border-radius:2px;background:var(--md-on-surface-var);opacity:.4;margin:14px auto 6px}
.sheet .hd{display:flex;align-items:center;justify-content:space-between;padding:0 8px 0 24px}
.sheet .bd{padding:8px 24px 16px;overflow-y:auto}
.sheet .bd p{margin:0 0 12px}
.sheet .ft{padding:12px 24px calc(20px + env(safe-area-inset-bottom,0px));border-top:1px solid var(--md-outline-var)}
.banner{display:flex;gap:12px;align-items:flex-start;padding:12px 16px;border-radius:var(--shape-m);background:var(--md-surface-highest)}
.banner .ms{color:var(--accent-text);font-size:20px;margin-top:1px}
.snack{position:absolute;left:16px;right:16px;bottom:96px;z-index:30;display:flex;align-items:center;min-height:48px;padding:0 16px;border-radius:4px;background:var(--md-on-surface);color:#322A3C;font:500 14px var(--font);box-shadow:0 4px 10px rgba(0,0,0,.4)}
.stats{display:flex;justify-content:center;gap:18px}
.tier{display:flex;gap:12px;align-items:center;padding:12px 14px;border-radius:var(--shape-m);background:rgba(255,183,0,.14);border:1px solid rgba(255,183,0,.45);font:400 15px/21px var(--font)}
.tier .ms{color:#FFB700;font-size:28px;flex:none}
.tier b{font-weight:800;color:#FFD34D}
.rkcard{width:100%;max-width:340px;display:flex;flex-direction:column;gap:8px;margin-top:10px}
.rkcap{font:600 11px/1 var(--font);letter-spacing:.06em;text-transform:uppercase;color:var(--md-on-surface-var)}
.rkrow{display:flex;justify-content:space-between;align-items:baseline;gap:12px;padding:16px 18px;border-radius:var(--shape-m);background:#fff;color:#3E0080;box-shadow:0 8px 24px rgba(10,0,30,.35);text-align:left}
.rkalias{font:800 22px/1.2 var(--font);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.rkscore{font:700 20px/1 var(--font)}
.stat{display:flex;align-items:center;gap:8px;min-width:0}
.stat .si{flex:none;width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center}
.stat b{display:block;font:800 18px/22px var(--font)}
.stat div span{display:block;white-space:nowrap;font:400 12px/16px var(--font);color:var(--md-on-surface-var)}
.pulse{position:absolute;top:50%;left:50%;width:290px;height:290px;transform:translate(-50%,-50%);pointer-events:none;z-index:1}
.divider{height:1px;background:var(--md-outline-var);margin:4px 0}
@keyframes up{from{transform:translateY(100%)}to{transform:none}}
@keyframes fade{from{opacity:0}to{opacity:1}}
@keyframes pop{0%{transform:scale(.85);opacity:0}100%{transform:scale(1);opacity:1}}
.pop{animation:pop .3s cubic-bezier(.2,0,0,1) both}


/* ---------- producción ---------- */
/* Flag "virtual" = false: el juego ocupa el 100 % de la pantalla también en escritorio, sin marco de móvil. */
body.full .stage{padding:0;gap:0;display:block}
body.full .phone-wrap{position:fixed;inset:0;width:100%;height:100%;height:100dvh}
body.full .phone{width:100%;height:100%;border-radius:0;transform:none;box-shadow:none}
.stage{gap:0}
.snack{pointer-events:none}
.item:disabled{cursor:default}
.scr .busy{opacity:.6;pointer-events:none}
.legal p{margin:0 0 12px;white-space:pre-line}
.offline{position:absolute;top:0;left:0;right:0;z-index:40;padding:8px 16px;text-align:center;font:600 13px var(--font);background:var(--md-error-container);color:var(--md-on-error-container)}
.noscript{padding:24px;font:500 16px/24px var(--font)}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}