/* ==========================================================================
   Shokher Tech Academy — Student app (dashboard) & authentication
   ========================================================================== */

.is-dark{--text:var(--on-dark);color:var(--on-dark);background:var(--ink-900)}
.is-dark h1,.is-dark h2,.is-dark h3{color:#fff}
.stt-logo{display:inline-flex;align-items:center;text-decoration:none}
.stt-logo__img{height:32px;width:auto}
.stt-logo__text{font-weight:700;font-size:1.125rem;color:#fff}
.stt-logo__text b{background:var(--lime-400);color:var(--ink-900);padding:0 6px;margin-left:4px;font-size:.85rem}
.stt-hide-sm{display:none!important}
@media (min-width:900px){.stt-hide-sm{display:inline-flex!important}td.stt-hide-sm,th.stt-hide-sm{display:table-cell!important}.stt-show-sm{display:none!important}}

/* ---------- Shell ---------- */
.app-body{background:var(--bg)}
.app{display:flex;min-height:100vh;min-height:100dvh}
.app-side{display:none;position:sticky;top:0;height:100vh;height:100dvh;width:252px;flex-shrink:0;flex-direction:column;padding:20px 14px;border-right:1px solid rgba(255,255,255,.06)}
@media (min-width:1024px){.app-side{display:flex}}
.app-side__logo{padding:4px 10px 24px}
.app-side__nav{flex:1;overflow:auto}
.app-side__nav ul{list-style:none;margin:0;padding:0;display:grid;gap:2px}
.app-side__nav a{display:flex;align-items:center;gap:12px;padding:10px 12px;border-radius:var(--r-md);text-decoration:none;font-size:var(--fs-sm);font-weight:var(--fw-med);color:var(--on-dark-muted);transition:background var(--t),color var(--t);position:relative}
.app-side__nav a:hover{background:rgba(255,255,255,.06);color:#fff}
.app-side__nav a.is-active{background:rgba(255,255,255,.08);color:#fff}
.app-side__nav a.is-active::before{content:"";position:absolute;left:-14px;top:8px;bottom:8px;width:3px;border-radius:0 3px 3px 0;background:var(--lime-400)}
.app-side__nav a.is-active .ste-icon{color:var(--lime-400)}
.app-side__foot{display:grid;gap:2px;padding-top:12px;border-top:1px solid rgba(255,255,255,.08)}
.app-side__promo{display:flex;flex-direction:column;gap:2px;padding:14px;margin-bottom:10px;border-radius:var(--r-md);background:var(--lime-400);color:var(--ink-900);text-decoration:none;line-height:1.4}
.app-side__promo strong{font-size:var(--fs-sm)}
.app-side__promo span{font-size:var(--fs-xs)}
.app-side__promo:hover{background:var(--lime-200)}
.app-side__link{display:flex;align-items:center;gap:12px;padding:9px 12px;border-radius:var(--r-md);text-decoration:none;font-size:var(--fs-sm);color:var(--on-dark-muted)}
.app-side__link:hover{color:#fff;background:rgba(255,255,255,.06)}

.app-main{flex:1;min-width:0;display:flex;flex-direction:column}
.app-top{position:sticky;top:0;z-index:40;height:64px;display:flex;align-items:center;gap:12px;padding:0 var(--gutter);background:var(--ink-900);color:#fff;border-bottom:1px solid rgba(255,255,255,.06)}
@media (min-width:1024px){.app-top{background:rgba(246,246,242,.9);backdrop-filter:saturate(1.2) blur(10px);-webkit-backdrop-filter:saturate(1.2) blur(10px);color:var(--text);border-bottom:1px solid var(--line);padding:0 32px}}
.app-top__logo .stt-logo__img{height:28px}
@media (min-width:1024px){.app-top__logo{display:none}}
.app-top__title{display:none;margin:0;font-weight:var(--fw-semi);font-size:var(--fs-sm);color:var(--muted)}
@media (min-width:1024px){.app-top__title{display:block}}
.app-top__actions{margin-left:auto;display:flex;align-items:center;gap:6px}
.app-top__search{display:inline-flex;align-items:center;gap:8px;height:40px;padding:0 10px;border-radius:var(--r-md);border:1px solid rgba(255,255,255,.14);background:transparent;color:inherit;font-size:var(--fs-xs)}
.app-top__search span:not(.ste-kbd){display:none}
.app-top__search .ste-kbd{display:none}
@media (min-width:1024px){.app-top__search{border-color:var(--line-strong);background:var(--surface);color:var(--muted);min-width:240px}.app-top__search span:not(.ste-kbd){display:inline}.app-top__search .ste-kbd{display:inline-flex;margin-left:auto}.app-top__search:hover{border-color:var(--ink-900)}}
.app-top .ste-icon-btn{color:inherit}
@media (max-width:1023px){.app-top .ste-icon-btn:hover{background:rgba(255,255,255,.08)}}
.app-top__me{display:inline-flex;align-items:center;gap:8px;padding:4px 6px 4px 4px;border-radius:var(--r-pill);border:1px solid transparent;background:transparent;color:inherit}
.app-top__me:hover{border-color:var(--line-strong)}
.app-top__name{display:none;font-size:var(--fs-sm);font-weight:600}
@media (min-width:1024px){.app-top__name{display:inline}}
.app-top__me .ste-avatar{border-color:transparent}
.app-me{display:flex;gap:12px;align-items:center;padding:10px 12px}
.app-me span{display:flex;flex-direction:column;line-height:1.4;font-size:var(--fs-sm)}
.app-me small{color:var(--muted);font-size:var(--fs-xs)}

.app-bell{position:relative}
.app-bell__count{position:absolute;top:4px;right:2px;min-width:18px;height:18px;padding:0 5px;border-radius:9px;background:var(--lime-400);color:var(--ink-900);font-size:11px;font-weight:700;display:grid;place-items:center;line-height:1;box-shadow:0 0 0 2px var(--ink-900)}
@media (min-width:1024px){.app-bell__count{box-shadow:0 0 0 2px var(--bg)}}
.app-bell__menu{width:min(380px,calc(100vw - 24px));padding:0;right:-48px}
@media (min-width:480px){.app-bell__menu{right:0}}
.app-bell__head{display:flex;justify-content:space-between;align-items:center;padding:14px 16px;border-bottom:1px solid var(--line)}
.app-bell__head a{font-size:var(--fs-xs);font-weight:600}
.app-bell__list{max-height:420px;overflow:auto}
.app-bell__item{display:flex;gap:12px;padding:12px 16px;text-decoration:none;border-bottom:1px solid var(--line);line-height:1.45}
.app-bell__item:last-child{border-bottom:0}
.app-bell__item:hover{background:var(--surface-2)}
.app-bell__item.is-new{background:var(--lime-50)}
.app-bell__item > span:last-child{display:flex;flex-direction:column;min-width:0}
.app-bell__item small{color:var(--muted);font-size:var(--fs-cap)}
.app-bell__item strong{font-size:var(--fs-sm)}
.app-bell__item span span{font-size:var(--fs-xs);color:var(--muted)}

.app-content{flex:1;width:100%;max-width:1240px;margin:0 auto;padding:20px var(--gutter) calc(96px + env(safe-area-inset-bottom))}
@media (min-width:1024px){.app-content{padding:32px 32px 64px}}
.app-content>*+*{margin-top:20px}

.app-bottom{position:fixed;left:0;right:0;bottom:0;z-index:45;display:grid;grid-template-columns:repeat(5,1fr);background:var(--surface);border-top:1px solid var(--line);padding-bottom:env(safe-area-inset-bottom);box-shadow:0 -6px 20px -12px rgba(11,18,32,.18)}
@media (min-width:1024px){.app-bottom{display:none}}
.app-bottom a{display:flex;flex-direction:column;align-items:center;gap:2px;padding:8px 2px 7px;text-decoration:none;font-size:11px;font-weight:600;color:var(--muted);position:relative;min-height:56px;justify-content:center}
.app-bottom a.is-active{color:var(--ink-900)}
.app-bottom a.is-active::before{content:"";position:absolute;top:0;left:30%;right:30%;height:3px;border-radius:0 0 3px 3px;background:var(--lime-500)}
.app-bottom a.is-active .ste-icon{stroke-width:2.2}

.app-announce{display:flex;gap:12px;align-items:flex-start;padding:12px 12px 12px 16px;border-radius:var(--r-md);background:var(--ink-900);color:#fff}
.app-announce .ste-icon{color:var(--lime-400);margin-top:3px}
.app-announce p{margin:0;flex:1;font-size:var(--fs-sm);color:var(--on-dark-muted)}
.app-announce strong{color:#fff}
.app-announce .ste-icon-btn{width:32px;height:32px;color:var(--on-dark-muted)}

/* ---------- Typography & heads ---------- */
.app-h1{font-size:clamp(1.5rem,1.25rem + 1vw,2rem);margin:0;line-height:1.3}
.app-h2{font-size:1.25rem;margin:0}
.app-hello,.app-pagehead{display:flex;justify-content:space-between;align-items:flex-end;gap:16px;flex-wrap:wrap}
.app-hello__sub{color:var(--muted);margin:6px 0 0;max-width:640px}
.app-back{display:inline-flex;align-items:center;gap:6px;font-size:var(--fs-sm);color:var(--muted);text-decoration:none;font-weight:600}
.app-back:hover{color:var(--text)}
.app-welcome,.app-flash{margin-bottom:4px}
.app-count{margin:0 0 12px;font-size:var(--fs-sm)}
.app-more-filters{text-align:center;margin-top:28px}
.app-tabs{margin-top:16px}

/* ---------- Cards ---------- */
.app-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:20px}
@media (min-width:768px){.app-card{padding:24px}}
.app-card.ste-card--flush{padding:0;overflow:hidden}
.app-grid{display:grid;gap:20px;align-items:start;grid-template-columns:minmax(0,1fr)}
.app-grid>*>*+*{margin-top:20px}
@media (min-width:1100px){.app-grid{grid-template-columns:minmax(0,1fr) 340px}.app-grid--even{grid-template-columns:1fr 1fr}}
@media (min-width:768px) and (max-width:1099px){.app-grid--even{grid-template-columns:1fr 1fr}}

/* KPIs */
.app-kpis{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
@media (min-width:900px){.app-kpis{grid-template-columns:repeat(4,1fr);gap:16px}}
.app-kpi{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:16px;display:flex;flex-direction:column;gap:6px;min-width:0}
@media (min-width:768px){.app-kpi{padding:20px}}
.app-kpi__label{display:flex;align-items:center;gap:6px;font-size:var(--fs-xs);font-weight:600;color:var(--muted)}
.app-kpi__value{font-family:Inter,"Hind Siliguri",sans-serif;font-size:clamp(1.75rem,1.4rem + 1.2vw,2.25rem);font-weight:800;line-height:1.05;letter-spacing:-.02em;color:var(--text)}
.app-kpi__value small{font-size:.5em;font-weight:600;margin-left:2px;color:var(--muted)}
.app-kpi__sub{font-size:var(--fs-xs);color:var(--muted)}
.app-kpi--dark{border-color:var(--ink-900)}
.app-kpi--dark .app-kpi__label,.app-kpi--dark .app-kpi__sub,.app-kpi--dark .app-kpi__value small{color:var(--on-dark-muted)}
.app-kpi--dark .app-kpi__value{color:var(--lime-400)}
.app-kpi--dark .app-kpi__label .ste-icon{color:var(--lime-400)}

/* Continue */
.app-continue{display:flex;gap:20px;align-items:center;justify-content:space-between;flex-wrap:wrap;border-color:var(--ink-900)}
.app-continue__body{flex:1;min-width:240px}
.app-continue h2{font-size:1.25rem;margin:10px 0 4px}
.app-continue p{color:var(--on-dark-muted);font-size:var(--fs-sm);margin:0 0 12px}
.app-continue p b{color:#fff}
.app-continue .ste-progress{background:rgba(255,255,255,.12)}

/* Chart */
.app-chart{width:100%;position:relative}
.app-chart__svg{display:block;width:100%;height:100%;overflow:visible}
.app-chart__grid{stroke:var(--line);stroke-width:1}
.app-chart__axis{fill:var(--subtle);font-size:11px;font-family:var(--font)}
.app-chart__val{fill:var(--text-2);font-size:11px;font-weight:700;font-family:var(--font)}
.app-chart__line{fill:none;stroke-width:2.5;stroke-linejoin:round;stroke-linecap:round}
.app-chart__line.is-ink{stroke:var(--ink-900)}
.app-chart__line.is-lime{stroke:var(--lime-500);stroke-dasharray:none}
.app-chart__area.is-ink{fill:rgba(189,245,22,.22)}
.app-chart__dot.is-ink{fill:var(--surface);stroke:var(--ink-900);stroke-width:2}
.app-chart__dot.is-lime{fill:var(--lime-500)}
.app-chart__dot:hover,.app-chart__dot:focus{r:6;outline:none}
.app-chart__bar{fill:var(--surface-3);transition:y .5s var(--ease),height .5s var(--ease)}
.app-chart__bar.is-current{fill:var(--ink-900)}
.app-legend{display:flex;gap:14px;font-size:var(--fs-xs);color:var(--muted)}
.app-legend span{display:inline-flex;align-items:center;gap:6px}
.app-legend i{width:10px;height:10px;border-radius:3px;display:inline-block}
.app-insight{display:flex;gap:8px;align-items:flex-start;margin:14px 0 0;padding:12px 14px;border-radius:var(--r-md);background:var(--lime-50);border:1px solid var(--lime-200);font-size:var(--fs-sm)}
.app-insight .ste-icon{color:var(--lime-700);margin-top:3px}

/* Lists */
.app-results-list{list-style:none;margin:0;padding:0}
.app-results-list a{display:flex;align-items:center;gap:14px;padding:12px 0;border-bottom:1px solid var(--line);text-decoration:none}
.app-results-list li:last-child a{border-bottom:0}
.app-results-list a:hover strong{text-decoration:underline}
.app-results-list .ste-ring__value{font-size:11px}
.app-results-list__body{flex:1;min-width:0;display:flex;flex-direction:column;line-height:1.45}
.app-results-list__body strong{font-size:var(--fs-sm);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.app-results-list__body small{font-size:var(--fs-xs);color:var(--muted)}
.app-rank__pos{display:flex;align-items:baseline;gap:10px}
.app-rank__pos span{font-family:Inter,"Hind Siliguri",sans-serif;font-size:2.75rem;font-weight:800;letter-spacing:-.03em;line-height:1}
.app-rank__pos small{color:var(--muted)}
.app-rank__meta{margin:8px 0 0;font-size:var(--fs-sm);color:var(--text-2)}
.app-weak{list-style:none;margin:0;padding:0;display:grid;gap:16px}
.app-weak__row{display:flex;justify-content:space-between;margin-bottom:6px;font-size:var(--fs-sm)}
.app-weak__cta{display:inline-flex;align-items:center;gap:4px;margin-top:6px;font-size:var(--fs-xs);font-weight:600;text-decoration:none;color:var(--lime-700)}
.app-weak__cta:hover{text-decoration:underline}
.app-exam-rows{display:grid}
.app-exam-row{display:flex;align-items:center;gap:12px;padding:10px 0;border-bottom:1px solid var(--line);text-decoration:none}
.app-exam-row:last-child{border-bottom:0}
.app-exam-row__mono{width:36px;height:36px;border-radius:9px;display:grid;place-items:center;background:var(--ink-900);color:var(--lime-400);font-weight:700;flex-shrink:0}
.app-exam-row__body{flex:1;min-width:0;display:flex;flex-direction:column;line-height:1.4}
.app-exam-row__body strong{font-size:var(--fs-sm)}
.app-exam-row__body small{font-size:var(--fs-xs);color:var(--muted)}
.app-exam-row>.ste-icon{color:var(--subtle)}
.app-exam-row:hover strong{text-decoration:underline}
.app-chaplist{list-style:none;margin:0;padding:0}
.app-chaplist li{display:flex;justify-content:space-between;gap:12px;padding:10px 0;border-bottom:1px solid var(--line);font-size:var(--fs-sm)}
.app-chaplist li:last-child{border-bottom:0}

/* History */
.app-history{display:grid;gap:10px;margin-top:16px}
.app-history__head{display:none}
.app-history__row{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:16px;display:grid;grid-template-columns:1fr 1fr;gap:12px 16px}
.app-history__exam{grid-column:1/-1;display:flex;flex-direction:column;line-height:1.45}
.app-history__exam strong{font-size:1rem}
.app-history__exam small{color:var(--muted);font-size:var(--fs-xs)}
.app-history__cell{display:flex;flex-direction:column;font-size:var(--fs-sm);line-height:1.45;align-items:flex-start;gap:2px}
.app-history__cell::before{content:attr(data-label);font-size:var(--fs-cap);color:var(--subtle);font-weight:600}
.app-history__cell small{font-size:var(--fs-xs);color:var(--muted)}
.app-history__actions{grid-column:1/-1;display:flex;gap:6px;flex-wrap:wrap;padding-top:12px;border-top:1px solid var(--line)}
@media (min-width:1024px){
	.app-history{gap:0;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden}
	.app-history__head,.app-history__row{display:grid;grid-template-columns:minmax(0,2.2fr) 1fr 1fr .8fr 1fr auto;gap:16px;align-items:center;padding:14px 20px}
	.app-history__head{background:var(--surface-2);font-size:var(--fs-xs);font-weight:600;color:var(--muted);border-bottom:1px solid var(--line)}
	.app-history__row{border:0;border-radius:0;border-bottom:1px solid var(--line)}
	.app-history__row:last-child{border-bottom:0}
	.app-history__row:hover{background:#fafaf7}
	.app-history__exam,.app-history__actions{grid-column:auto}
	.app-history__cell::before{display:none}
	.app-history__actions{border-top:0;padding-top:0;justify-content:flex-end;flex-wrap:nowrap}
}

/* Practice filter bar */
.app-filterbar{display:flex;gap:12px;align-items:center;flex-wrap:wrap;margin-top:16px}
.app-filterbar .ste-chips{flex:1;min-width:0}
@media (min-width:768px){.app-filterbar .ste-chips--scroll{margin-inline:0;padding-inline:0}}
.app-filterbar__type .ste-select{min-height:38px;padding-top:4px;padding-bottom:4px;font-size:var(--fs-sm)}

/* Results grid */
.app-result-grid{display:grid;gap:12px;grid-template-columns:repeat(auto-fill,minmax(min(100%,340px),1fr));margin-top:16px}
.app-result-card{display:flex;gap:16px;align-items:center;padding:16px;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);text-decoration:none;transition:border-color var(--t),box-shadow var(--t)}
.app-result-card:hover{border-color:var(--line-strong);box-shadow:var(--sh-2)}
.app-result-card__body{flex:1;min-width:0;display:flex;flex-direction:column;gap:2px;line-height:1.45}
.app-result-card__body strong{font-size:var(--fs-sm)}
.app-result-card__body small{font-size:var(--fs-xs);color:var(--muted)}
.app-result-card__meta{display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin-top:6px;font-size:var(--fs-xs);font-weight:600}
.app-result-card .ste-ring__value{font-size:15px}

/* Notifications page */
.app-notifs{list-style:none;margin:0;padding:0}
.app-notifs a{display:flex;gap:14px;padding:16px 20px;text-decoration:none;border-bottom:1px solid var(--line);align-items:flex-start}
.app-notifs li:last-child a{border-bottom:0}
.app-notifs li.is-new a{background:var(--lime-50)}
.app-notifs a:hover{background:var(--surface-2)}
.app-notifs__icon{width:36px;height:36px;border-radius:10px;display:grid;place-items:center;background:var(--surface-2);color:var(--text-2);flex-shrink:0}
.app-notifs__icon--result{background:var(--ink-900);color:var(--lime-400)}
.app-notifs__icon--exam{background:var(--lime-100);color:var(--lime-700)}
.app-notifs__icon--leaderboard{background:var(--warning-bg);color:var(--warning-ink)}
.app-notifs__icon--reminder{background:var(--blue-50);color:var(--blue-700)}
.app-notifs__body{flex:1;display:flex;flex-direction:column;line-height:1.5;min-width:0}
.app-notifs__body small{font-size:var(--fs-cap);color:var(--muted)}
.app-notifs__body strong{font-size:var(--fs-sm)}
.app-notifs__body span{font-size:var(--fs-xs);color:var(--muted)}
.app-notifs__dot{width:8px;height:8px;border-radius:50%;background:var(--lime-500);margin-top:8px;flex-shrink:0}

/* Profile & settings */
.app-profile>*+*{margin-top:20px}
.app-uploader{display:flex;gap:20px;align-items:center;flex-wrap:wrap}
.app-uploader__preview{width:112px;height:112px;border-radius:50%;overflow:hidden;flex-shrink:0;display:grid;place-items:center;background:var(--surface-2);box-shadow:0 0 0 4px var(--surface),0 0 0 5px var(--line)}
.app-uploader__preview img{width:100%;height:100%;object-fit:cover}
.app-uploader__preview .ste-avatar{border:0}
.app-uploader__preview.is-new{box-shadow:0 0 0 4px var(--surface),0 0 0 6px var(--lime-500)}
.app-uploader__body{flex:1;min-width:220px}
.app-uploader__body .ste-muted{font-size:var(--fs-sm);margin:4px 0 12px}
.app-uploader__pick{cursor:pointer;position:relative}
.app-uploader__pick:focus-within{box-shadow:var(--focus)}
.app-uploader--compact{gap:14px}
.app-uploader--compact .app-uploader__preview{width:56px;height:56px;box-shadow:0 0 0 3px var(--surface),0 0 0 4px var(--line)}
.app-formbar{display:flex;justify-content:flex-end;gap:10px;position:sticky;bottom:calc(64px + env(safe-area-inset-bottom));padding:12px 0;background:linear-gradient(transparent,var(--bg) 30%)}
@media (min-width:1024px){.app-formbar{bottom:0}}
.app-settings{display:grid;gap:20px}
@media (min-width:1100px){.app-settings{grid-template-columns:1fr 1fr}.app-settings>section:first-child{grid-row:span 2}}
.app-switch-row{align-items:flex-start}
.app-switch-row>span:last-child{display:flex;flex-direction:column;line-height:1.45;font-size:var(--fs-sm)}
.app-switch-row small{color:var(--muted);font-size:var(--fs-xs)}
.app-dl{margin:12px 0 0;display:grid}
.app-dl div{display:flex;justify-content:space-between;gap:16px;padding:12px 0;border-bottom:1px solid var(--line);font-size:var(--fs-sm);flex-wrap:wrap}
.app-dl dt{color:var(--muted)}
.app-dl dd{margin:0;font-weight:600}

/* ---------- Result page ---------- */
.res-hero{display:flex;gap:clamp(20px,4vw,40px);align-items:center;flex-wrap:wrap;padding:clamp(20px,3vw,32px);border-radius:var(--r-xl);background:var(--surface);border:1px solid var(--line);position:relative;overflow:hidden}
.res-hero::before{content:"";position:absolute;left:0;top:0;bottom:0;width:6px;background:var(--tone,var(--ink-900))}
.res-hero__ring{flex-shrink:0;margin-inline:auto}
@media (min-width:640px){.res-hero__ring{margin-inline:0}}
.res-hero__ring .ste-ring__value{font-size:2.125rem}
.res-hero__body{flex:1;min-width:260px}
.res-hero__kicker{margin:0;font-size:var(--fs-xs);font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}
.res-hero__title{font-size:clamp(1.375rem,1.2rem + .8vw,1.75rem);margin:6px 0 12px;line-height:1.35}
.res-hero__score{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:10px}
.res-hero__score>span:first-child{font-family:Inter,"Hind Siliguri",sans-serif;font-size:1.25rem;color:var(--muted);font-weight:600}
.res-hero__score b{font-size:2.25rem;color:var(--text);font-weight:800;letter-spacing:-.02em}
.res-hero__headline{font-weight:700;font-size:1.0625rem;margin:0 0 4px}
.res-hero__summary{color:var(--text-2);margin:0 0 10px}
.res-hero__date{display:flex;gap:6px;align-items:center;color:var(--muted);font-size:var(--fs-xs);margin:0}
.res-metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
@media (min-width:900px){.res-metrics{grid-template-columns:repeat(6,1fr);gap:12px}}
.res-metric{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:14px;display:flex;flex-direction:column;gap:2px;min-width:0}
.res-metric span{font-size:var(--fs-xs);color:var(--muted);font-weight:600}
.res-metric b{font-family:Inter,"Hind Siliguri",sans-serif;font-size:1.5rem;font-weight:800;line-height:1.2}
.res-metric small{font-size:var(--fs-cap);color:var(--muted);line-height:1.4}
.res-metric--c b{color:var(--success-ink)}
.res-metric--w b{color:var(--error-ink)}
.res-metric--s b{color:var(--muted)}
@media (max-width:899px){.res-metric:nth-child(n+4){grid-column:span 1}}
.res-actions{display:flex;gap:8px;flex-wrap:wrap}
@media (max-width:599px){.res-actions .ste-btn{flex:1 1 calc(50% - 8px)}}
.res-bars{list-style:none;margin:0;padding:0;display:grid;gap:14px}
.res-bars li{display:grid;grid-template-columns:minmax(90px,170px) 1fr auto;gap:12px;align-items:center;font-size:var(--fs-sm)}
.res-bars--wide li{grid-template-columns:minmax(110px,220px) 1fr 88px}
.res-bars__label{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.res-bars__val{text-align:right;white-space:nowrap}
.res-bars__val small{color:var(--muted)}
.res-review{scroll-margin-top:80px}
.res-review__head{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:16px}
.res-qs{list-style:none;margin:0;padding:0;display:grid;gap:12px}
.res-q{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:20px;border-left:4px solid var(--line-strong);scroll-margin-top:80px}
.res-q.is-c{border-left-color:var(--success)}
.res-q.is-w{border-left-color:var(--error)}
.res-q.is-flash{animation:res-flash 1.6s var(--ease)}
@keyframes res-flash{0%,40%{box-shadow:0 0 0 4px var(--lime-200)}}
.res-q__head{display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin-bottom:10px}
.res-q__n{font-weight:700;font-size:var(--fs-sm)}
.res-q__marks{margin-left:auto;font-size:var(--fs-xs)}
.res-q__text{font-size:1.0625rem;line-height:1.7;margin-bottom:12px}
.res-q__text p:last-child{margin-bottom:0}
.res-q__img img{border-radius:var(--r-md);max-height:360px;width:auto}
.res-q__img{margin:0 0 12px}
.res-opts{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.res-opt{display:flex;gap:12px;align-items:flex-start;padding:10px 12px;border-radius:var(--r-md);border:1px solid var(--line);font-size:var(--fs-sm);line-height:1.6}
.res-opt__key{width:26px;height:26px;border-radius:7px;display:grid;place-items:center;background:var(--surface-2);font-weight:700;font-size:var(--fs-xs);flex-shrink:0}
.res-opt__text{flex:1;min-width:0}
.res-opt__text p{margin:0}
.res-opt__text img{max-height:140px;width:auto;margin-top:6px;border-radius:6px}
.res-opt__tag{display:inline-flex;align-items:center;gap:4px;font-size:var(--fs-cap);font-weight:700;white-space:nowrap;padding-top:3px}
.res-opt.is-correct{background:var(--success-bg);border-color:#bfe5cb}
.res-opt.is-correct .res-opt__key{background:var(--success);color:#fff}
.res-opt.is-correct .res-opt__tag{color:var(--success-ink)}
.res-opt.is-wrong{background:var(--error-bg);border-color:#f3c3bf}
.res-opt.is-wrong .res-opt__key{background:var(--error);color:#fff}
.res-opt.is-wrong .res-opt__tag{color:var(--error-ink)}
.res-opt.is-correct.is-picked{box-shadow:inset 0 0 0 1px var(--success)}
.res-q__exp{margin-top:14px;padding:14px 16px;border-radius:var(--r-md);background:var(--surface-2);font-size:var(--fs-sm);line-height:1.7}
.res-q__exp-title{display:flex;gap:6px;align-items:center;font-weight:700;margin:0 0 4px;font-size:var(--fs-xs);color:var(--text-2);text-transform:uppercase;letter-spacing:.05em}
.res-q__exp p:last-child{margin:0}

.res-empty-filter{text-align:center;color:var(--muted);padding:24px}

/* ---------- Leaderboard component (shared markup) ---------- */
.stt-lb__bar{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:20px}
.stt-lb__rule{display:flex;gap:6px;align-items:center;font-size:var(--fs-xs);margin:0}
.stt-lb__me{display:flex;align-items:center;gap:14px;padding:14px 16px;border-radius:var(--r-lg);background:var(--ink-900);color:#fff;margin-bottom:20px;flex-wrap:wrap}
.stt-lb__me div{flex:1;display:flex;flex-direction:column;line-height:1.4;min-width:160px}
.stt-lb__me small{color:var(--on-dark-muted)}
.stt-lb .ste-alert{margin-bottom:20px}
.stt-podium{list-style:none;padding:0;margin:0 0 20px;display:grid;gap:12px;grid-template-columns:1fr}
@media (min-width:720px){.stt-podium{grid-template-columns:1fr 1.12fr 1fr;align-items:end}.stt-podium__item.is-top-1{order:2;padding-block:32px}.stt-podium__item.is-top-2{order:1}.stt-podium__item.is-top-3{order:3}}
.stt-podium__item{display:flex;flex-direction:column;align-items:center;text-align:center;gap:6px;padding:24px 16px;border-radius:var(--r-xl);background:var(--surface);border:1px solid var(--line);position:relative}
.stt-podium__item.is-top-1{background:var(--ink-900);border-color:var(--ink-900);color:#fff}
.stt-podium__item.is-top-1 small{color:var(--on-dark-muted)!important}
.stt-podium__item.is-top-1 .ste-avatar{box-shadow:0 0 0 3px var(--lime-400);border-color:var(--ink-900)}
.stt-podium__rank{position:absolute;top:12px;left:12px;width:30px;height:30px;border-radius:8px;display:grid;place-items:center;font-weight:800;font-size:var(--fs-sm);background:var(--surface-2)}
.stt-podium__item.is-top-1 .stt-podium__rank{background:var(--lime-400);color:var(--ink-900)}
.stt-podium__pts{font-family:Inter,"Hind Siliguri",sans-serif;font-size:1.5rem;font-weight:800}
.stt-podium__pts small{font-size:var(--fs-xs);font-weight:500}
.stt-lb__table tr.is-me{background:var(--lime-50)}
.stt-rank{display:inline-grid;place-items:center;width:30px;height:30px;border-radius:8px;background:var(--surface-2);font-weight:700;font-size:var(--fs-xs)}

/* ---------- Auth ---------- */
.auth-body{background:var(--surface)}
.auth{display:grid;min-height:100vh;min-height:100dvh}
@media (min-width:1024px){.auth{grid-template-columns:minmax(0,5fr) minmax(0,6fr)}}
.auth__aside{display:none;position:relative;overflow:hidden;padding:40px clamp(32px,4vw,64px);flex-direction:column;justify-content:space-between}
@media (min-width:1024px){.auth__aside{display:flex;position:sticky;top:0;height:100vh}}
.auth__aside::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);background-size:48px 48px;mask-image:radial-gradient(ellipse 80% 60% at 30% 70%,#000,transparent 80%);-webkit-mask-image:radial-gradient(ellipse 80% 60% at 30% 70%,#000,transparent 80%);pointer-events:none}
.auth__aside>*{position:relative}
.auth__aside-top{display:flex;justify-content:space-between;align-items:center}
.auth__logo .stt-logo__img{height:40px}
.auth__home{display:inline-flex;align-items:center;gap:6px;font-size:var(--fs-sm);text-decoration:none;color:var(--on-dark-muted)}
.auth__home:hover{color:#fff}
.auth__pitch h2{font-size:clamp(1.75rem,1.2rem + 1.6vw,2.5rem);line-height:1.3;margin:0 0 14px;max-width:460px}
.auth__pitch p{color:var(--on-dark-muted);max-width:440px}
.auth__points{list-style:none;padding:0;margin:24px 0 0;display:grid;gap:12px}
.auth__points li{display:flex;gap:10px;align-items:center;font-size:var(--fs-sm)}
.auth__points .ste-icon{color:var(--lime-400)}
.auth__card{display:flex;gap:14px;align-items:center;padding:14px 16px;border-radius:var(--r-lg);background:var(--surface);color:var(--text);max-width:340px;box-shadow:0 20px 40px -16px rgba(0,0,0,.6)}
.auth__card div{display:flex;flex-direction:column;line-height:1.4}
.auth__card small{font-size:var(--fs-cap);color:var(--muted)}
.auth__card strong{font-size:var(--fs-sm)}
.auth__card .ste-ring__value{font-size:13px}
.auth__main{display:flex;flex-direction:column;min-width:0}
.auth__mobile-top{display:flex;justify-content:center;padding:18px var(--gutter)}
.auth__mobile-top .stt-logo__img{height:34px}
@media (min-width:1024px){.auth__mobile-top{display:none}}
.auth__form-wrap{width:100%;max-width:460px;margin:0 auto;padding:clamp(28px,5vw,72px) var(--gutter) 24px;flex:1}
.auth__title{font-size:clamp(1.5rem,1.25rem + 1vw,2rem);margin:0 0 6px;line-height:1.35}
.auth__sub{color:var(--muted);margin:0 0 24px}
.auth__form{display:flex;flex-direction:column}
.auth__form>.ste-alert{margin-bottom:16px}
.auth__form .ste-field+.ste-field,.auth__step .ste-field+.ste-field{margin-top:16px}
.auth__label-row{display:flex;justify-content:space-between;align-items:baseline;gap:8px}
.auth__label-row a{font-size:var(--fs-xs);font-weight:600}
.auth__remember{margin:16px 0 20px}
.auth__switch{text-align:center;margin:24px 0 0;font-size:var(--fs-sm);color:var(--muted)}
.auth__switch a{font-weight:700;color:var(--text)}
.auth__legal{text-align:center;font-size:var(--fs-cap);color:var(--subtle);padding:0 var(--gutter) 24px;margin:0}
.auth__legal a{color:var(--muted)}
.auth__help{margin-top:20px}
.auth__steps{list-style:none;margin:0 0 20px;padding:0;display:flex;gap:8px;counter-reset:s}
.auth__steps li{flex:1;display:flex;align-items:center;gap:8px;font-size:var(--fs-xs);font-weight:600;color:var(--subtle);padding-top:10px;border-top:3px solid var(--surface-3)}
.auth__steps li span{width:22px;height:22px;border-radius:50%;display:grid;place-items:center;background:var(--surface-3);font-size:11px}
.auth__steps li.is-active,.auth__steps li.is-done{color:var(--text);border-top-color:var(--ink-900)}
.auth__steps li.is-active span{background:var(--ink-900);color:#fff}
.auth__steps li.is-done span{background:var(--lime-400);color:var(--ink-900)}
.auth__step{border:0;margin:0;padding:0;min-width:0}
.auth__step+.auth__step{margin-top:20px}
.auth__step[hidden]+.auth__step,.auth__step+.auth__step[hidden]{margin-top:0}
.auth__next{margin-top:24px}
.auth__photo{margin-top:20px}
.auth__actions{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-top:24px}
.auth__actions .ste-btn--lg{flex:1}
.stt-hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.app-kpi--dark,.app-continue{background:var(--ink-900);color:var(--on-dark)}
@media (min-width:601px){.admin-bar .app-top{top:var(--wp-admin--admin-bar--height,32px)}.admin-bar .app-side{top:var(--wp-admin--admin-bar--height,32px);height:calc(100vh - var(--wp-admin--admin-bar--height,32px))}}