/* /students — результаты учеников. Карточки историй, интервью и отзывов — из olimp-v2.css как есть (ov-st, ov-iv, ov-rv),
   витрина курсов — карточки /products (en.css + products.css). Здесь: первый экран, стена фото, фильтр, сетки, подсказки, лента курсов */
.su .ov-sec{min-height:0;display:block;padding:36px 0}
.su .ov-h2{text-wrap:balance}

/* первый экран: по центру, как на Тильде; под оффером — крупные ссылки на разделы, ниже стена фото учеников */
.su-hero{padding:28px 0 8px!important;text-align:center}
.su-eyebrow{margin:0 0 10px;font-size:14px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--accent-small)}
.su-hero .ov-h2{font-size:25px;line-height:1.12;margin:0 auto;max-width:900px}
.su-sub{margin:14px auto 0;max-width:640px;font-size:17px;line-height:1.45;font-weight:600;color:var(--muted);text-wrap:balance}
.su-jump{display:grid;grid-template-columns:minmax(0,1fr);gap:8px;margin:22px auto 0;max-width:900px;text-align:left}
.su-jump a{display:flex;align-items:center;gap:14px;padding:12px 16px 12px 12px;border-radius:18px;background:var(--primary);color:#fff;text-decoration:none;box-shadow:0 12px 26px -14px rgba(0,152,219,.8);transition:transform .15s,background .15s}
.su-jump a:hover{background:var(--primary-hover);transform:translateY(-1px)}
.su-jump a::after{content:"";margin-left:auto;width:9px;height:9px;border:solid currentColor;border-width:2.5px 2.5px 0 0;transform:rotate(135deg) translate(-2px,2px);flex:none}
.su-jump img{width:44px;height:44px;padding:7px;border-radius:13px;background:rgba(255,255,255,.18);box-sizing:border-box;flex:none}
.su-jump span{display:flex;flex-direction:column;min-width:0}
.su-jump b{font-size:17px;font-weight:800;line-height:1.2}
.su-jump small{font-size:13px;font-weight:600;opacity:.85}

.su-wall{margin-top:26px;display:flex;flex-direction:column;gap:8px;overflow:hidden}
.su-wall-row{overflow:hidden}
.su-wall-track{display:flex;gap:8px;width:max-content;animation:su-run calc(var(--n) * 5s) linear infinite}
.su-wall-track.rev{animation-direction:reverse}
.su-wall-track img{flex:none;width:96px;height:113px;object-fit:cover;object-position:50% 25%;border-radius:14px;background:var(--card);display:block}
@keyframes su-run{to{transform:translateX(-33.3333%)}}
@media (prefers-reduced-motion:reduce){.su-wall-track{animation:none}}

.su-stats{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin:22px auto 0;max-width:900px;text-align:left}
.su-stats p{margin:0;padding:14px;border-radius:20px;background:var(--card);border:1px solid var(--card-line);display:flex;flex-direction:column;gap:4px}
.su-stats b{font-size:30px;line-height:1;font-weight:800;color:var(--accent);letter-spacing:-.02em}
.su-stats span{font-size:13px;font-weight:600;line-height:1.3;color:var(--muted)}

/* фильтр: два выпадающих списка (олимпиада, вуз), работают вместе */
.su-filter{padding:16px;border-radius:22px;background:var(--card);border:1px solid var(--card-line)}
.su-filter-h{margin:0 0 12px;font-size:16px;font-weight:800;line-height:1.3;text-wrap:balance}
.su-sels{display:grid;grid-template-columns:minmax(0,1fr);gap:10px}
/* свои выпадающие списки с поиском */
.su-cb{position:relative;display:flex;flex-direction:column;gap:5px;min-width:0}
.su-cb-l{font-size:12.5px;font-weight:700;color:var(--muted)}
.su-cb-btn{display:flex;align-items:center;gap:10px;width:100%;min-width:0;min-height:50px;padding:8px 44px 8px 10px;border:1.5px solid var(--card-line);border-radius:14px;background:var(--bg) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M6 9l6 6 6-6' fill='none' stroke='%230098DB' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") no-repeat right 14px center/18px;color:var(--fg);font:inherit;font-size:15px;font-weight:700;text-align:left;cursor:pointer;transition:border-color .15s,box-shadow .15s}
.su-cb-btn:hover,.su-cb-btn:focus-visible,.su-cb.open .su-cb-btn{border-color:var(--primary);outline:none}
.su-cb.on .su-cb-btn{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-soft)}
.su-cb-v{flex:1;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.su-cb-ic{flex:none;width:30px;height:30px;border-radius:50%;background:#fff;border:1px solid rgba(0,0,0,.08);display:flex;align-items:center;justify-content:center;overflow:hidden;font-style:normal}
.su-cb-ic img{width:100%;height:100%;object-fit:contain;display:block}
.su-cb-ic span{font-size:13px;font-weight:800;color:var(--accent-small)}
.su-cb-ic.su-cb-all{background:var(--primary-soft) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M5 7h14M5 12h14M5 17h14' fill='none' stroke='%230098DB' stroke-width='2.2' stroke-linecap='round'/%3E%3C/svg%3E") no-repeat center/16px;border-color:transparent}
.su-cb-pop{position:absolute;z-index:40;left:0;right:0;top:calc(100% + 6px);min-width:300px;display:flex;flex-direction:column;background:var(--bg);border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow-soft),0 18px 40px -20px rgba(0,0,0,.35);overflow:hidden}
.su-cb-pop[hidden]{display:none}
.su-cb-head{display:none}
.su-cb-q{margin:10px 10px 6px;padding:11px 12px 11px 38px;border:1.5px solid var(--card-line);border-radius:12px;background:var(--card) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Ccircle cx='11' cy='11' r='6.5' fill='none' stroke='%238a96a3' stroke-width='2'/%3E%3Cpath d='M16 16l4 4' stroke='%238a96a3' stroke-width='2' stroke-linecap='round'/%3E%3C/svg%3E") no-repeat 12px center/17px;color:var(--fg);font:inherit;font-size:15px;font-weight:600;outline:none;min-width:0}
.su-cb-q:focus{border-color:var(--primary)}
.su-cb-list{list-style:none;margin:0;padding:4px 6px 8px;max-height:340px;overflow-y:auto;overscroll-behavior:contain}
.su-cb-list li{display:flex;align-items:center;gap:10px;padding:8px 10px;border-radius:10px;cursor:pointer;font-size:14.5px;font-weight:600;line-height:1.3}
.su-cb-list li[hidden]{display:none}
.su-cb-list li.act{background:var(--card)}
.su-cb-list li[aria-selected="true"]{color:var(--accent-small);font-weight:800}
.su-cb-list li::after{content:"";flex:none;width:20px;height:20px;box-sizing:border-box;border:1.5px solid var(--card-line);border-radius:6px;background:var(--bg) no-repeat center/14px}
.su-cb-list li[aria-selected="true"]::after{border-color:var(--primary);background-color:var(--primary);background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M5 12.5l4.5 4.5L19 7.5' fill='none' stroke='%23fff' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E")}
.su-cb-list li[data-v=""]::after{border-radius:50%}
.su-cb-foot{padding:8px 10px 10px;border-top:1px solid var(--line)}
.su-cb-foot .ov-btn{width:100%;min-width:0;padding:11px 16px;font-size:15px;border-radius:12px}
.su-cb-t{flex:1;min-width:0}
.su-cb-list small{flex:none;font-size:12.5px;font-weight:700;color:var(--muted);min-width:20px;text-align:right}
.su-cb-none{margin:4px 16px 16px;font-size:14px;color:var(--muted)}
.su-cb-none[hidden]{display:none}
@media (max-width:699px){
  /* телефон: шторка снизу на всю ширину */
  html.su-cb-lock{overflow:hidden}
  .su-cb.open::before{content:"";position:fixed;inset:0;z-index:70;background:rgba(10,14,18,.5)}
  .su-cb-pop{position:fixed;z-index:71;left:0;right:0;bottom:0;top:auto;min-width:0;max-height:82svh;border-radius:20px 20px 0 0;border-width:1px 0 0}
  .su-cb-head{display:flex;align-items:center;justify-content:space-between;padding:14px 12px 0 18px;font-size:17px}
  .su-cb-x{width:38px;height:38px;border-radius:50%;border:0;background:var(--card);color:var(--fg);font-size:24px;line-height:1;cursor:pointer}
  .su-cb-q{margin:10px 14px 6px;font-size:16px;padding:13px 12px 13px 40px}
  .su-cb-list{max-height:none;flex:1;padding:4px 8px 8px}
  .su-cb-foot{padding:10px 14px calc(12px + env(safe-area-inset-bottom))}
  .su-cb-foot .ov-btn{padding:15px 16px;font-size:16px}
  .su-cb-list li{padding:12px 12px;font-size:16px;min-height:52px}
  .su-cb-ic{width:34px;height:34px}
}
.su-found{display:flex;align-items:center;gap:14px;margin:12px 0 0;font-size:14px;font-weight:600;color:var(--muted)}
.su-found b{color:var(--fg)}
.su-reset{border:0;background:none;padding:0;font:inherit;font-weight:700;color:var(--link);text-decoration:underline;text-underline-offset:3px;cursor:pointer}
.su-reset[hidden]{display:none}
.su-group{margin-top:28px;scroll-margin-top:16px}
.su-group[hidden]{display:none}
.su-empty{margin:28px 0 0;color:var(--muted);font-weight:600}

/* сетки вместо лент «Олимпологии»: сами карточки не меняются */
.su-grid{display:grid;grid-template-columns:minmax(0,1fr);gap:12px;margin-top:16px}
.su-grid>.su-item{width:auto;scroll-snap-align:none;scroll-margin-left:0}
.su-grid>[hidden]{display:none!important}
.su-ivs{row-gap:20px}
.su-more{margin:20px 0 0;text-align:center}
.su-more[hidden]{display:none}
.su-more .ov-btn{width:100%}

/* подсказка у логотипов олимпиад: олимпиада — результат */
.ov-st-lg[data-tip],.ov-iv-lg[data-tip]{cursor:help}
.su-tip{position:fixed;z-index:60;width:max-content;max-width:min(300px,calc(100vw - 24px));margin:0;padding:10px 12px;background:var(--bg);border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow-soft);color:var(--fg);font-size:12.5px;font-weight:600;line-height:1.45;list-style:none;display:grid;gap:4px;pointer-events:none}
.su-tip[hidden]{display:none}
.su-tip li{position:relative;padding-left:13px}
.su-tip li::before{content:"";position:absolute;left:0;top:.55em;width:6px;height:6px;border-radius:50%;background:var(--primary)}

/* витрина курсов: лента со snap */
.su-crs-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px}
.su-crs-arr{display:none;gap:8px}
.su-crs-arr button{width:46px;height:46px;border-radius:50%;border:1px solid var(--card-line);background:var(--card);color:var(--fg);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:border-color .15s,opacity .15s}
.su-crs-arr button:hover{border-color:var(--primary)}
.su-crs-arr button:disabled{opacity:.35;cursor:default}
.su-crs-arr svg{width:20px;height:20px}
.su .su-crs{display:flex;gap:12px;margin:18px -16px 0;padding:2px 16px 6px;overflow-x:auto;scroll-snap-type:x mandatory;scrollbar-width:none;scroll-padding:0 16px}
.su-crs::-webkit-scrollbar{display:none}
.su-crs .en-prog{flex:none;width:84%;scroll-snap-align:start}
.su-crs .en-cover-t .en-person{top:5%;bottom:auto;height:112%;width:auto}

@media (min-width:700px){
  .su-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
  .su-ivs{grid-template-columns:repeat(3,minmax(0,1fr));row-gap:24px}
  .su-jump{grid-template-columns:repeat(3,minmax(0,1fr))}
  .su-crs .en-prog{width:46%}
}
@media (min-width:1000px){
  .su .ov-sec{padding:56px 0}
  .su-hero{padding:40px 0 8px!important}
  .su-eyebrow{font-size:16px;margin-bottom:14px}
  .su-hero .ov-h2{font-size:44px;max-width:1180px}
  .su-hero .ov-h2 b{white-space:nowrap}
  .su-sub{font-size:20px;margin-top:12px;max-width:760px}
  .su-jump{gap:16px;margin-top:24px}
  .su-jump a{padding:12px 20px 12px 14px;border-radius:20px}
  .su-jump img{width:46px;height:46px}
  .su-jump b{font-size:19px}
  .su-jump small{font-size:14px}
  .su-wall{margin-top:26px;gap:12px}
  .su-wall-track{gap:12px}
  .su-wall-track img{width:150px;height:176px;border-radius:18px}
  .su-stats{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-top:32px}
  .su-stats p{padding:20px 24px;flex-direction:row;align-items:center;gap:16px}
  .su-stats b{font-size:44px;flex:none}
  .su-stats span{font-size:15px}
  .su-filter{padding:22px 24px;display:grid;grid-template-columns:minmax(0,1fr) auto;column-gap:24px;align-items:end}
  .su-filter-h{grid-column:1/-1;font-size:19px;margin-bottom:14px}
  .su-sels{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
  .su-cb-pop{min-width:380px}
  .su-found{margin:0 0 14px;white-space:nowrap}
  .su-group{margin-top:44px;scroll-margin-top:20px}
  .su-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:24px}
  .su-ivs{grid-template-columns:repeat(4,minmax(0,1fr));row-gap:28px}
  .su-more{margin-top:32px}
  .su-more .ov-btn{width:auto;min-width:260px}
  .su-crs-arr{display:flex}
  .su .su-crs{gap:20px;margin:28px 0 0;padding:2px 0 6px;scroll-padding:0}
  .su-crs .en-prog{width:calc((100% - 40px) / 3.15)}
  .su-crs .en-prog>:not(.en-cover){margin-left:26px;margin-right:26px}
  .su-crs .en-prog h3{font-size:30px}
  .su-crs .en-d{font-size:16px}
  .su-crs .en-price b{font-size:28px}
}

/* телефон: три плашки в ряд, чтобы ряды фото были видны на первом экране */
@media (max-width:699px){
  .su-jump{grid-template-columns:repeat(3,minmax(0,1fr));gap:6px}
  .su-jump a{flex-direction:column;align-items:flex-start;gap:6px;padding:10px;border-radius:16px}
  .su-jump a::after{display:none}
  .su-jump img{width:34px;height:34px;padding:5px;border-radius:10px}
  .su-jump b{font-size:15px}
  .su-jump small{font-size:12px}
}