/* Portal de clases SEIN: hero, filtros, filas y tarjetas. Usa los tokens del Kit (--sein-*). */
.sein-portal{padding-bottom:40px;}
.sein-portal [hidden]{display:none !important;}

/* hero */
.sein-hero--portal{min-height:460px;max-height:none;display:block;}
.sein-hero--portal .sein-hero__slide{display:flex;align-items:center;pointer-events:none;}
.sein-hero--portal .sein-hero__slide.is-active{pointer-events:auto;}
.sein-hero--portal .sein-hero__img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;}
.sein-hero--portal .sein-hero__wrap{position:relative;z-index:1;padding-bottom:36px;}
.sein-hero--portal .sein-hero__content{max-width:560px;}
.sein .sein-hero--portal .sein-hero__title{font-family:var(--sein-display);font-weight:400;color:var(--sein-cream);font-size:clamp(2rem,4.6vw,3.2rem);line-height:1.1;margin:14px 0 0;text-wrap:balance;}
.sein .sein-hero--portal .sein-hero__text{margin:14px 0 0;font-size:16px;line-height:1.65;color:rgba(250,246,234,.9);max-width:46ch;}
.sein-hero--portal .sein-hero__slide.is-active .sein-hero__content>*{animation:sein-rise .8s var(--sein-ease) backwards;}
.sein-hero--portal .sein-hero__slide.is-active .sein-hero__content>*:nth-child(2){animation-delay:.12s;}
.sein-hero--portal .sein-hero__slide.is-active .sein-hero__content>*:nth-child(3){animation-delay:.24s;}
.sein-hero--portal .sein-hero__slide.is-active .sein-hero__content>*:nth-child(4){animation-delay:.36s;}
.sein-hero--portal .sein-hero__dots{animation:sein-fade 1s ease .5s backwards;}

/* filtros */
.sein-filters{background:var(--sein-greige);border-bottom:1px solid var(--sein-line);padding-block:28px 32px;animation:sein-rise .8s var(--sein-ease) .3s backwards;}
.sein-filters__top{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-bottom:24px;}
.sein .sein-search{position:relative;flex:1 1 280px;max-width:420px;}
.sein .sein-search input[type=search]{width:100%;height:46px;border:1px solid var(--sein-line);background:var(--sein-paper);border-radius:2px;padding:0 14px 0 42px;font:400 14.5px var(--sein-body);color:var(--sein-ink);box-shadow:none;-webkit-appearance:none;appearance:none;}
.sein .sein-search input[type=search]:focus{outline:2px solid var(--sein-ink);outline-offset:1px;border-color:var(--sein-ink);}
.sein-search__icon{position:absolute;left:14px;top:50%;width:16px;height:16px;transform:translateY(-50%);stroke:var(--sein-stone);fill:none;stroke-width:1.5;pointer-events:none;}
.sein .sein-filters__toggle{display:none;}
.sein-filters__grid{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:28px 56px;}
.sein-fgroup{border:0;padding:0;margin:0;min-width:0;}
.sein-fgroup legend{padding:0;margin:0 0 14px;float:none;width:auto;}
.sein-fgroup__list{display:flex;flex-direction:column;gap:11px;}
.sein-check{position:relative;display:flex;align-items:center;gap:11px;cursor:pointer;font:400 14.5px/1.4 var(--sein-body);color:var(--sein-ink-soft);}
.sein-check input{position:absolute;opacity:0;width:1px;height:1px;margin:0;}
.sein-check__box{flex:none;width:18px;height:18px;border:1px solid var(--sein-ink);border-radius:2px;background:var(--sein-paper);display:grid;place-items:center;transition:background .15s var(--sein-ease);}
.sein-check__box::after{content:'';width:9px;height:5px;border-left:2px solid var(--sein-cream);border-bottom:2px solid var(--sein-cream);transform:rotate(-45deg) translate(1px,-1px);opacity:0;transition:opacity .15s var(--sein-ease);}
.sein-check input:checked+.sein-check__box{background:var(--sein-ink);}
.sein-check input:checked+.sein-check__box::after{opacity:1;}
.sein-check input:checked~.sein-check__label{color:var(--sein-ink);font-weight:500;}
.sein-check input:focus-visible+.sein-check__box{outline:2px solid var(--sein-ink);outline-offset:2px;}
.sein-check:hover .sein-check__label{color:var(--sein-ink);}
.sein-check.is-disabled{cursor:not-allowed;}
.sein-check.is-disabled .sein-check__box{border-color:var(--sein-stone);background:transparent;}
.sein-check.is-disabled .sein-check__label{color:var(--sein-stone);}
.sein-check__soon{font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--sein-ink-soft);border:1px solid var(--sein-line);border-radius:2px;padding:3px 6px;}
.sein-check--new{margin-top:4px;padding-top:14px;border-top:1px solid var(--sein-line);}

/* resultados y filas */
.sein-body{padding-block:48px 24px;}
.sein-clear{background:none;border:0;padding:0;font:500 12.5px var(--sein-body);letter-spacing:.07em;text-transform:uppercase;color:var(--sein-ink);text-decoration:underline;text-underline-offset:4px;cursor:pointer;}
.sein-clear:hover,.sein-clear:focus{background:none;color:var(--sein-ink-soft);}
.sein-results__head{display:flex;align-items:baseline;justify-content:space-between;gap:16px;margin-bottom:22px;flex-wrap:wrap;}
.sein-results__title,.sein-row__title{margin:0;font-family:var(--sein-display);font-weight:400;font-size:clamp(1.45rem,2.4vw,1.85rem);line-height:1.15;color:var(--sein-ink);}
.sein-results__meta{display:flex;align-items:baseline;gap:20px;color:var(--sein-ink-soft);font-size:14px;}
.sein-results__grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:30px 18px;}
.sein-empty{padding:40px 0;color:var(--sein-ink-soft);font-size:16px;}
.sein-row{margin-bottom:48px;}
.sein-row__head{display:flex;align-items:baseline;justify-content:space-between;gap:16px;margin-bottom:18px;}
.sein-row__title a{color:inherit;text-decoration:none;}
.sein-row__title a:hover,.sein-row__title a:focus{text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:6px;}
.sein-row__scroller{position:relative;}
.sein-track{display:flex;gap:18px;overflow-x:auto;scroll-snap-type:x proximity;scrollbar-width:none;overscroll-behavior-x:contain;padding-bottom:4px;}
.sein-track::-webkit-scrollbar{display:none;}
.sein-arrow{position:absolute;top:calc((var(--card-w,264px)*9/16)/2 - 20px);width:40px;height:40px;display:none;align-items:center;justify-content:center;padding:0;background:var(--sein-cream);border:1px solid var(--sein-ink);border-radius:2px;color:var(--sein-ink);cursor:pointer;z-index:2;transition:background .15s var(--sein-ease),color .15s var(--sein-ease);}
.sein-arrow:hover,.sein-arrow:focus{background:var(--sein-ink);color:var(--sein-cream);}
.sein-arrow svg{width:16px;height:16px;stroke:currentColor;fill:none;stroke-width:1.6;}
.sein-arrow--prev{left:-14px;}
.sein-arrow--next{right:-14px;}
@media (hover:hover) and (min-width:900px){.sein-arrow{display:flex;}}

/* tarjetas */
.sein-portal{--card-w:clamp(220px,22vw,264px);}
.sein-card{flex:0 0 var(--card-w);scroll-snap-align:start;display:block;color:inherit;text-decoration:none;min-width:0;}
.sein-results__grid .sein-card{flex:none;}
.sein-card__media{position:relative;display:block;aspect-ratio:16/9;background:var(--sein-greige);overflow:hidden;}
.sein-card__img{display:block;width:100%;height:100%;object-fit:cover;transition:transform .5s var(--sein-ease);}
.sein-card:hover .sein-card__img,.sein-card:focus-visible .sein-card__img{transform:scale(1.03);}
.sein-card:focus-visible{outline:2px solid var(--sein-ink);outline-offset:4px;}
.sein-card__dur{position:absolute;right:8px;bottom:8px;background:var(--sein-ink);color:var(--sein-cream);font:500 11.5px/1 var(--sein-body);letter-spacing:.04em;padding:5px 7px;border-radius:2px;}
.sein-card__new{position:absolute;left:8px;top:8px;background:var(--sein-cream);color:var(--sein-ink);font:600 10.5px/1 var(--sein-body);letter-spacing:.14em;text-transform:uppercase;padding:5px 7px;border-radius:2px;}
.sein-card__title{display:block;margin-top:11px;font:500 14.5px/1.35 var(--sein-body);color:var(--sein-ink);}
.sein-card__meta{display:block;margin-top:3px;font:400 13px/1.4 var(--sein-body);color:var(--sein-ink-soft);}
.sein-card--soon{cursor:default;}
.sein-card--soon .sein-card__media{display:flex;align-items:center;justify-content:center;flex-direction:column;gap:8px;text-align:center;padding:18px;border:1px dashed var(--sein-stone);}
.sein-card--soon .sein-card__soon{font:600 11.5px/1.4 var(--sein-body);letter-spacing:.18em;text-transform:uppercase;color:var(--sein-ink);}
.sein-card--soon .sein-card__msg{font:400 13px/1.5 var(--sein-body);color:var(--sein-ink-soft);max-width:26ch;}
.sein-card--wide{flex-basis:calc(var(--card-w)*2 + 18px);}

/* clase individual */
.sein-clase{max-width:960px;margin:0 auto;padding:8px 24px 72px;}
.sein-clase__back{display:inline-block;margin-bottom:22px;font:500 12.5px var(--sein-body);letter-spacing:.07em;text-transform:uppercase;color:var(--sein-ink);text-decoration:none;}
.sein-clase__back:hover{text-decoration:underline;text-underline-offset:4px;}
.sein-clase__meta{display:flex;flex-wrap:wrap;gap:8px 20px;margin-bottom:22px;font-size:14px;color:var(--sein-ink-soft);}
.sein-clase__video{position:relative;aspect-ratio:16/9;background:var(--sein-ink);}
.sein-clase__video iframe{position:absolute;inset:0;width:100%;height:100%;border:0;}
.sein-clase__video--empty{display:flex;align-items:center;justify-content:center;background:var(--sein-greige);border:1px solid var(--sein-line);color:var(--sein-stone);font-size:12px;letter-spacing:.14em;text-transform:uppercase;}
.sein-clase__text{margin-top:28px;max-width:68ch;color:var(--sein-ink-soft);line-height:1.7;}

/* mobile */
@media (max-width:860px){
.sein-filters__grid{grid-template-columns:1fr 1fr;gap:26px 32px;}
.sein-fgroup--cat{grid-column:1/-1;}
.sein .sein-filters__toggle{display:inline-flex;}
.sein-filters__panel{display:none;}
.sein-filters__panel.is-open{display:block;}
.sein-filters__top{margin-bottom:0;}
.sein-filters__panel.is-open{margin-top:24px;}
.sein .sein-search{max-width:none;flex-basis:100%;}
}
@media (max-width:640px){
.sein-hero--portal{min-height:420px;}
.sein-portal{--card-w:72vw;}
.sein-card--wide{flex-basis:72vw;}
.sein-filters__grid{grid-template-columns:1fr;}
.sein-row{margin-bottom:38px;}
.sein-results__grid{grid-template-columns:1fr 1fr;gap:24px 12px;}
}
@media (prefers-reduced-motion:reduce){.sein-hero--portal .sein-hero__slide.is-active .sein-hero__content>*,.sein-hero--portal .sein-hero__dots,.sein-filters{animation:none;}.sein-card__img{transition:none;}}
.sein-portal-host,.sein-portal-host .elementor-widget,.sein-portal-host .elementor-widget-container,.sein-portal-host .elementor-shortcode{width:100%;max-width:none;}

.sein-card--soon .sein-card__media{aspect-ratio:auto;height:calc(var(--card-w,264px)*9/16);}

.sein-row__head .sein-btn{white-space:nowrap;flex:none;}
.sein-row__head{align-items:center;}

.single-clase .page-header{max-width:960px;margin:0 auto;padding:40px 24px 8px;}
.single-clase .page-header .entry-title{font-family:var(--sein-display);font-weight:400;font-size:clamp(2rem,4.4vw,3rem);line-height:1.1;color:var(--sein-ink);margin:0;}
.single-clase .page-content{max-width:none;}

/* ficha de la clase */
.single-clase .page-header{display:none;}
.single-clase .site-main,.single-clase .page-content{max-width:none;margin:0;padding:0;}
.sein-detail{max-width:1160px;margin:0 auto;padding:36px 24px 80px;--card-w:100%;}
.sein-detail__top{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,1fr);gap:48px;align-items:start;}
.sein-detail__media{position:relative;aspect-ratio:16/9;background:var(--sein-greige);overflow:hidden;animation:sein-fade .8s ease backwards;}
.sein-detail__img{display:block;width:100%;height:100%;object-fit:cover;}
.sein-detail__media iframe{position:absolute;inset:0;width:100%;height:100%;border:0;background:var(--sein-ink);}
.sein .sein-detail__play,.sein .sein-detail__play:hover,.sein .sein-detail__play:focus{position:absolute;left:50%;top:50%;width:72px;height:72px;transform:translate(-50%,-50%);display:flex;align-items:center;justify-content:center;padding:0;background:var(--sein-ink);color:var(--sein-cream);border:0;border-radius:2px;cursor:pointer;transition:background .15s var(--sein-ease),transform .2s var(--sein-ease);}
.sein .sein-detail__play:hover{background:var(--sein-ink-soft);transform:translate(-50%,-50%) scale(1.04);}
.sein-detail__play svg{width:26px;height:26px;fill:currentColor;margin-left:3px;}
.sein-detail__info{display:flex;flex-direction:column;align-items:flex-start;min-width:0;animation:sein-rise .8s var(--sein-ease) .12s backwards;}
.sein-detail__info .sein-clase__back{margin-bottom:18px;}
.sein .sein-detail__title{font-family:var(--sein-display);font-weight:400;color:var(--sein-ink);font-size:clamp(1.8rem,3.2vw,2.5rem);line-height:1.12;margin:10px 0 0;text-wrap:balance;}
.sein-detail__facts{margin:22px 0 0;padding:18px 0 0;border-top:1px solid var(--sein-line);display:grid;gap:8px;width:100%;}
.sein-detail__facts div{display:flex;gap:12px;align-items:baseline;}
.sein-detail__facts dt{flex:none;width:96px;font:600 11.5px/1.4 var(--sein-body);letter-spacing:.14em;text-transform:uppercase;color:var(--sein-stone);}
.sein-detail__facts dd{margin:0;font-size:15px;color:var(--sein-ink);}
.sein-detail__text{margin-top:22px;font-size:15.5px;line-height:1.7;color:var(--sein-ink-soft);max-width:60ch;}
.sein-detail__text p{margin:0 0 12px;}
.sein-detail__text p:last-child{margin-bottom:0;}
.sein-detail__text.is-clamped{display:-webkit-box;-webkit-line-clamp:5;-webkit-box-orient:vertical;overflow:hidden;}
.sein .sein-detail__more-btn,.sein .sein-detail__more-btn:hover,.sein .sein-detail__more-btn:focus{margin-top:8px;padding:0;background:none;border:0;font:500 12.5px var(--sein-body);letter-spacing:.07em;text-transform:uppercase;color:var(--sein-ink);text-decoration:underline;text-underline-offset:4px;cursor:pointer;}
.sein-detail__cta{margin-top:26px;width:100%;}
.sein .sein-btn.is-disabled{opacity:.55;cursor:not-allowed;pointer-events:none;}
.sein-detail__more{margin-top:64px;}
.sein-detail__more .sein-row__title{margin-bottom:22px;}
.sein-detail__grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:30px 18px;}
.sein-detail__grid .sein-card{flex:none;}
.sein-card.is-current .sein-card__media{outline:2px solid var(--sein-ink);outline-offset:3px;}
@media (max-width:900px){.sein-detail__top{grid-template-columns:1fr;gap:28px;}.sein-detail__grid{grid-template-columns:repeat(2,minmax(0,1fr));}.sein-detail__more{margin-top:48px;}}
@media (max-width:640px){.sein-detail{padding-top:24px;}.sein-detail__grid{gap:24px 12px;}.sein-detail__play{width:60px;height:60px;}}
@media (prefers-reduced-motion:reduce){.sein-detail__media,.sein-detail__info{animation:none;}}

/* biblioteca: favoritos, historial y playlists */
.sein-card{position:relative;}
.sein-card__link{display:block;color:inherit;text-decoration:none;min-width:0;}
.sein-card__link:focus-visible{outline:2px solid var(--sein-ink);outline-offset:4px;}
.sein-card:hover .sein-card__img,.sein-card__link:focus-visible .sein-card__img{transform:scale(1.03);}
.sein-card__tools{position:absolute;top:8px;right:8px;z-index:2;display:flex;gap:6px;}
.sein .sein-ico{display:grid;place-items:center;width:32px;height:32px;padding:0;margin:0;background:var(--sein-cream);color:var(--sein-ink);border:1px solid var(--sein-ink);border-radius:2px;cursor:pointer;transition:background-color .15s var(--sein-ease),color .15s var(--sein-ease);}
.sein .sein-ico:hover,.sein .sein-ico:focus{background:var(--sein-ink);color:var(--sein-cream);}
.sein .sein-ico:focus-visible{outline:2px solid var(--sein-ink);outline-offset:2px;}
.sein .sein-ico svg,.sein .sein-btn[data-fav] svg,.sein .sein-btn[data-addlist] svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round;}
.sein .sein-ico--fav[aria-pressed=true]{background:var(--sein-ink);color:var(--sein-cream);}
.sein .sein-ico--fav[aria-pressed=true] svg,.sein .sein-btn[data-fav][aria-pressed=true] svg{fill:currentColor;}
.sein .sein-btn[data-fav][aria-pressed=true]{background:var(--sein-ink);color:var(--sein-cream);}
.sein-card__bar{position:absolute;left:0;right:0;bottom:0;height:3px;background:rgba(33,31,27,.55);}
.sein-card__bar span{display:block;height:100%;background:var(--sein-cream);}

.sein-tabsbar{background:var(--sein-cream);border-bottom:1px solid var(--sein-line);}
.sein-tabs{display:flex;gap:36px;overflow-x:auto;scrollbar-width:none;}
.sein-tabs::-webkit-scrollbar{display:none;}
.sein .sein-tab,.sein .sein-tab:hover,.sein .sein-tab:focus{flex:none;margin:0;padding:18px 0 16px;background:none;border:0;border-bottom:2px solid transparent;border-radius:0;font:500 12.5px var(--sein-body);letter-spacing:.07em;text-transform:uppercase;color:var(--sein-ink-soft);cursor:pointer;transition:color .2s var(--sein-ease),border-color .2s var(--sein-ease);}
.sein .sein-tab:hover{color:var(--sein-ink);}
.sein .sein-tab[aria-selected=true]{color:var(--sein-ink);border-bottom-color:var(--sein-ink);}
.sein .sein-tab:focus-visible{outline:2px solid var(--sein-ink);outline-offset:-2px;}

.sein-lib{padding-block:48px 24px;min-height:360px;}
.sein-lib__block{margin-bottom:44px;}
.sein-lib__sub{margin:0 0 20px;font:600 11.5px/1.4 var(--sein-body);letter-spacing:.18em;text-transform:uppercase;color:var(--sein-ink-soft);}
.sein-lib__tools{display:flex;flex-wrap:wrap;gap:10px;}
.sein-lib__empty .sein-empty{padding-bottom:20px;}
.sein-lib .sein-clase__back{background:none;border:0;padding:0;cursor:pointer;}
.sein-gate{max-width:520px;padding:8px 0;}
.sein-gate__text{margin:12px 0 22px;font-size:15.5px;line-height:1.7;color:var(--sein-ink-soft);}
.sein-gate__actions{display:flex;flex-wrap:wrap;gap:10px;}
.sein-plists{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:30px 18px;}
.sein-plist{display:block;color:inherit;text-decoration:none;}
.sein-plist:focus-visible{outline:2px solid var(--sein-ink);outline-offset:4px;}
.sein-plist__media{position:relative;display:block;aspect-ratio:16/9;background:var(--sein-greige);border:1px solid var(--sein-line);overflow:hidden;}
.sein-plist__media img{display:block;width:100%;height:100%;object-fit:cover;transition:transform .5s var(--sein-ease);}
.sein-plist:hover .sein-plist__media img{transform:scale(1.03);}
.sein-plist__count{position:absolute;right:8px;bottom:8px;background:var(--sein-ink);color:var(--sein-cream);font:500 11.5px/1 var(--sein-body);letter-spacing:.04em;padding:5px 7px;border-radius:2px;}
.sein-plist__name{display:block;margin-top:11px;font-family:var(--sein-display);font-size:1.2rem;line-height:1.25;color:var(--sein-ink);}
.sein .sein-remove,.sein .sein-remove:hover,.sein .sein-remove:focus{display:block;margin:8px 0 0;padding:0;background:none;border:0;font:500 12px var(--sein-body);letter-spacing:.07em;text-transform:uppercase;color:var(--sein-ink-soft);text-decoration:underline;text-underline-offset:4px;cursor:pointer;}
.sein .sein-remove:hover{color:var(--sein-ink);}
.sein .sein-remove:disabled{opacity:.5;cursor:default;}

.sein-detail__tools{display:flex;gap:10px;margin-top:12px;width:100%;}
.sein-detail__tools .sein-btn{flex:1 1 0;gap:8px;white-space:nowrap;}
.sein-listbar{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px 24px;margin:0 0 28px;padding:14px 0;border-bottom:1px solid var(--sein-line);font-size:14px;color:var(--sein-ink-soft);}
.sein-listbar__name{font-family:var(--sein-display);font-size:1.1rem;color:var(--sein-ink);}
.sein-listbar__nav{display:flex;gap:22px;}
.sein .sein-listbar__link{font:500 12.5px var(--sein-body);letter-spacing:.07em;text-transform:uppercase;color:var(--sein-ink);text-decoration:none;border-bottom:1px solid var(--sein-ink);padding-bottom:2px;}
.sein .sein-listbar__link:hover{color:var(--sein-ink-soft);border-bottom-color:var(--sein-ink-soft);}
.sein-resume{margin:16px 0 0;font-size:13.5px;color:var(--sein-ink-soft);}
.sein .sein-resume__btn,.sein .sein-resume__btn:hover,.sein .sein-resume__btn:focus{padding:0;background:none;border:0;font:500 12.5px var(--sein-body);letter-spacing:.07em;text-transform:uppercase;color:var(--sein-ink);text-decoration:underline;text-underline-offset:4px;cursor:pointer;}

.sein-dlg{margin:auto;padding:28px;width:min(440px,calc(100vw - 32px));max-height:calc(100dvh - 48px);overflow:auto;background:var(--sein-paper);color:var(--sein-ink);border:1px solid var(--sein-line);border-radius:2px;box-shadow:none;font-family:var(--sein-body);}
.sein-dlg::backdrop{background:rgba(33,31,27,.45);}
.sein-dlg__title{margin:0;font-family:var(--sein-display);font-weight:400;font-size:1.5rem;line-height:1.2;color:var(--sein-ink);}
.sein-dlg__text{margin:10px 0 0;font-size:14.5px;line-height:1.6;color:var(--sein-ink-soft);}
.sein-dlg__body{margin-top:18px;}
.sein-dlg__lists{display:flex;flex-direction:column;gap:12px;max-height:240px;overflow:auto;padding:14px 0;margin-bottom:18px;border-block:1px solid var(--sein-line);}
.sein-dlg__form{display:flex;align-items:stretch;gap:10px;margin-top:18px;}
.sein-dlg__body .sein-dlg__form{margin-top:0;}
.sein-dlg__input{flex:1 1 auto;min-width:0;height:44px;padding:0 12px;border:1px solid var(--sein-line);background:var(--sein-paper);border-radius:2px;font:400 14.5px var(--sein-body);color:var(--sein-ink);box-shadow:none;}
.sein-dlg__input:focus{outline:2px solid var(--sein-ink);outline-offset:1px;border-color:var(--sein-ink);}
.sein-dlg__err{margin:10px 0 0;font-size:13px;font-weight:500;color:var(--sein-ink);}
.sein-dlg__actions{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:22px;}
.sein .sein-dlg__close,.sein .sein-dlg__close:hover,.sein .sein-dlg__close:focus{padding:0 4px;background:none;border:0;font:500 12.5px var(--sein-body);letter-spacing:.07em;text-transform:uppercase;color:var(--sein-ink);text-decoration:underline;text-underline-offset:4px;cursor:pointer;}
.sein-toast{position:fixed;left:50%;bottom:24px;z-index:9999;transform:translate(-50%,8px);max-width:calc(100vw - 32px);padding:12px 18px;background:var(--sein-ink);color:var(--sein-cream);font:500 13px/1.4 var(--sein-body);border-radius:2px;opacity:0;pointer-events:none;transition:opacity .25s var(--sein-ease),transform .25s var(--sein-ease);}
.sein-toast.is-on{opacity:1;transform:translate(-50%,0);}
@media (max-width:640px){.sein-tabs{gap:24px;}.sein-lib{padding-block:36px 16px;}.sein-detail__tools{flex-wrap:wrap;}.sein-dlg{padding:22px;}.sein-card__tools{top:6px;right:6px;}}
@media (prefers-reduced-motion:reduce){.sein-toast,.sein .sein-tab,.sein .sein-ico,.sein-plist__media img{transition:none;}}

/* texto de la categoria */
.sein .sein-results__intro{max-width:64ch;margin:0 0 28px;font-size:15px;line-height:1.7;color:var(--sein-ink-soft);}
.sein .sein-row__intro{max-width:64ch;margin:-4px 0 18px;font-size:15px;line-height:1.7;color:var(--sein-ink-soft);}

/* recuadro de acceso a los videos (27/10/2026; .sein-gate ya lo usa la biblioteca) */
.sein-detail__media.is-gated{aspect-ratio:auto;min-height:0;background:var(--sein-ink);}
.sein-detail__media.is-gated>img,.sein-detail__media.is-gated .sein-detail__play{display:none;}
.sein-lock{display:flex;align-items:center;justify-content:center;min-height:100%;padding:clamp(28px,5vw,56px) clamp(20px,4vw,48px);background:var(--sein-ink);color:var(--sein-cream);text-align:center;animation:sein-fade .4s var(--sein-ease) both;}
.sein-lock[hidden]{display:none;}
.sein-lock__box{max-width:440px;}
.sein-lock__icon{width:30px;height:30px;fill:none;stroke:currentColor;stroke-width:1.3;stroke-linecap:round;opacity:.85;margin:0 auto 14px;display:block;}
.sein-lock__title{font-family:var(--sein-display);font-weight:400;font-size:clamp(1.25rem,2.4vw,1.6rem);line-height:1.25;color:var(--sein-cream);margin:0 0 10px;outline:none;}
.sein-lock__text{font-size:14.5px;line-height:1.6;color:rgba(250,246,234,.82);margin:0 0 22px;}
.sein-lock__actions{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;}
.sein .sein-lock .sein-btn--primary{background:var(--sein-cream);border-color:var(--sein-cream);color:var(--sein-ink);}
.sein .sein-lock .sein-btn--primary:hover{background:#fff;border-color:#fff;}
.sein .sein-lock .sein-btn--ghost{background:transparent;border-color:rgba(250,246,234,.5);color:var(--sein-cream);}
.sein .sein-lock .sein-btn--ghost:hover{border-color:var(--sein-cream);}
@media (prefers-reduced-motion:reduce){.sein-lock{animation:none;}}