/* Auezov Video — стили (YouTube-подобный интерфейс в фирменных цветах университета) */
:root{
  --violet-900:#241242;--violet-800:#33195C;--violet-700:#43247B;--violet-600:#5F4483;--violet-500:#7755A5;--violet-400:#9D70D8;--violet-300:#C3A7EA;--violet-100:#EFE8FA;--violet-50:#F7F4FD;
  --gold:#F3B43F;--gold-d:#E09E1F;
  --bg:#FFFFFF;--bg2:#F6F3FB;--card:#FFFFFF;--ink:#150F26;--ink2:#3A3352;--muted:#6B6485;--line:#E7E1F2;--hover:rgba(67,36,123,.08);
  --shadow:0 6px 24px rgba(36,18,66,.10);
  --top:56px;--side:240px;--side-mini:72px;--r:14px;
  --font:'Inter','Manrope','Onest',system-ui,-apple-system,'Segoe UI',Roboto,Arial,sans-serif;
}
:root[data-theme="dark"]{
  --bg:#14101F;--bg2:#1C1730;--card:#1C1730;--ink:#F2EEFB;--ink2:#CFC6E4;--muted:#A296C0;--line:#2E2748;--hover:rgba(195,167,234,.12);
  --shadow:0 6px 24px rgba(0,0,0,.45);--violet-50:#1C1730;--violet-100:#2A2147;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--font);background:var(--bg);color:var(--ink);line-height:1.45;padding-top:var(--top)}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3{line-height:1.2;margin:0}
.muted{color:var(--muted)}

/* ---- шапка ---- */
.top{position:fixed;inset:0 0 auto 0;height:var(--top);z-index:50;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:0 16px;background:color-mix(in srgb,var(--bg) 92%,transparent);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.top__l{display:flex;align-items:center;gap:8px;min-width:0}
.ib{display:grid;place-items:center;width:40px;height:40px;border:0;border-radius:50%;background:transparent;cursor:pointer;transition:background .15s}
.ib:hover{background:var(--hover)}
.ib svg,.side__a svg,.bnav__a svg,.act svg,.btn svg,.top__s svg{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.brand{display:flex;align-items:center;gap:10px;min-width:0}
.brand__logo{width:40px;height:40px;flex:none;object-fit:cover;object-position:left center}
.brand__t{display:flex;flex-direction:column;line-height:1.1}
.brand__t b{font-size:1.05rem;font-weight:800;letter-spacing:-.01em}
.brand__t small{font-size:.68rem;color:var(--muted);white-space:nowrap}
.top__s{flex:1;max-width:620px;display:flex;border:1px solid var(--line);border-radius:999px;background:var(--bg2);overflow:hidden;transition:border-color .15s,box-shadow .15s}
.top__s:focus-within{border-color:var(--violet-500);box-shadow:0 0 0 3px rgba(119,85,165,.18);background:var(--bg)}
.top__s input{flex:1;min-width:0;border:0;background:transparent;padding:9px 16px;outline:none}
.top__s button{border:0;background:var(--violet-100);width:56px;cursor:pointer;display:grid;place-items:center;color:var(--violet-700)}
:root[data-theme="dark"] .top__s button{color:var(--violet-300)}
.top__r{display:flex;align-items:center;gap:8px}
.lang{display:flex;border:1px solid var(--line);border-radius:999px;padding:2px;background:var(--bg2)}
.lang__o{border:0;background:transparent;border-radius:999px;padding:5px 9px;font-size:.74rem;font-weight:800;color:var(--muted);cursor:pointer}
.lang__o.is-on{background:var(--violet-700);color:#fff}

/* ---- кнопки ---- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:999px;padding:10px 20px;background:var(--violet-700);color:#fff;font-weight:700;font-size:.92rem;cursor:pointer;transition:transform .15s,background .15s,box-shadow .15s}
.btn:hover{background:var(--violet-600);transform:translateY(-1px)}
.btn--sm{padding:8px 14px;font-size:.85rem}
.btn--dark{background:var(--ink);color:var(--bg)}
.btn--dark:hover{background:var(--ink2)}
.btn--ghost{background:var(--bg2);color:var(--ink);border:1px solid var(--line)}
.btn--ghost:hover{background:var(--hover)}
.btn--gold{background:var(--gold);color:#2A1450}
.btn--gold:hover{background:var(--gold-d)}
.hero .btn--ghost{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.3)}
.top__add,.top__in{white-space:nowrap}

/* ---- боковое меню ---- */
.side{position:fixed;top:var(--top);left:0;bottom:0;width:var(--side);padding:10px 8px 20px;overflow-y:auto;background:var(--bg);z-index:40;transition:width .2s ease,transform .2s ease}
.side nav{display:flex;flex-direction:column;gap:2px}
.side__a{display:flex;align-items:center;gap:20px;padding:9px 12px;border-radius:10px;font-size:.9rem;white-space:nowrap}
.side__a:hover{background:var(--hover)}
.side__a.is-on{background:var(--violet-100);font-weight:700;color:var(--violet-700)}
:root[data-theme="dark"] .side__a.is-on{color:var(--violet-300)}
.side__a--cat{padding:7px 12px}
.side__ico{width:22px;text-align:center;font-size:1.1rem}
.side__h{margin:14px 12px 6px;font-size:.72rem;font-weight:800;letter-spacing:.07em;text-transform:uppercase;color:var(--muted);border-top:1px solid var(--line);padding-top:14px}
.side__site{margin-top:12px;border-top:1px solid var(--line);border-radius:0;padding-top:14px}
.backdrop{display:none}
main#app,.foot{margin-left:var(--side);transition:margin-left .2s ease}
body.side-mini{--side:var(--side-mini)}
body.side-mini .side__a{flex-direction:column;gap:4px;font-size:.62rem;padding:12px 4px;text-align:center;white-space:normal}
body.side-mini .side__h,body.side-mini .side__a--cat,body.side-mini .side__site{display:none}
body.side-mini .side__a svg{width:22px;height:22px}

/* ---- основа ---- */
#app{padding:20px 24px 40px;min-height:70vh}
.phead{margin-bottom:18px}
.phead h1{font-size:1.7rem;font-weight:800;letter-spacing:-.02em}
.phead p{margin:6px 0 0;color:var(--muted)}
.sec{margin:26px 0}
.sec__h{display:flex;align-items:baseline;justify-content:space-between;gap:12px;margin-bottom:14px}
.sec__h h2{font-size:1.25rem;font-weight:800}
.sec__a{color:var(--violet-600);font-weight:700;font-size:.9rem}
.chips{display:flex;gap:8px;overflow-x:auto;padding:12px 0;position:sticky;top:var(--top);z-index:10;background:color-mix(in srgb,var(--bg) 94%,transparent);backdrop-filter:blur(8px);scrollbar-width:none;align-items:center}
.chips::-webkit-scrollbar{display:none}
.chips__l{color:var(--muted);font-size:.85rem;white-space:nowrap}
.chip{flex:none;padding:7px 14px;border-radius:9px;background:var(--bg2);font-size:.88rem;font-weight:600;white-space:nowrap;border:1px solid transparent;transition:background .15s}
.chip:hover{background:var(--hover)}
.chip.is-on{background:var(--ink);color:var(--bg)}
.tag{display:inline-block;padding:3px 10px;border-radius:999px;background:var(--violet-100);color:var(--violet-700);font-size:.78rem;font-weight:700}
:root[data-theme="dark"] .tag{color:var(--violet-300)}
.tag--w{background:rgba(255,255,255,.18);color:#fff}

/* ---- герой ---- */
.hero{position:relative;overflow:hidden;border-radius:22px;margin-bottom:6px;padding:44px 40px;color:#fff;background:radial-gradient(1200px 400px at 85% -20%,#7755A5 0,transparent 60%),linear-gradient(135deg,#241242,#43247B 60%,#5F3FA0)}
.hero__in{position:relative;z-index:2;max-width:640px}
.hero h1{font-size:clamp(1.7rem,3.4vw,2.7rem);font-weight:800;letter-spacing:-.02em}
.hero p{margin:14px 0 22px;color:rgba(255,255,255,.85);font-size:1.05rem;max-width:56ch}
.hero__cta{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:26px}
.hero__stats{display:flex;gap:28px;flex-wrap:wrap}
.hero__stats b{display:block;font-size:1.7rem;font-weight:800;color:var(--gold)}
.hero__stats span{font-size:.82rem;color:rgba(255,255,255,.75)}
.hero__art{position:absolute;right:30px;top:50%;transform:translateY(-50%);width:340px;height:240px;z-index:1}
.hero__card{position:absolute;display:grid;place-items:center;width:120px;height:120px;border-radius:24px;font-size:3rem;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.22);backdrop-filter:blur(8px);box-shadow:0 14px 40px rgba(0,0,0,.25)}
.c1{left:10px;top:10px;transform:rotate(-8deg)}.c2{right:30px;top:0;transform:rotate(6deg)}.c3{left:60px;bottom:0;transform:rotate(5deg)}.c4{right:0;bottom:12px;transform:rotate(-6deg)}

/* ---- карточки ---- */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:22px 16px}
.grid--c{grid-template-columns:repeat(auto-fill,minmax(250px,1fr))}
.grid--ch{grid-template-columns:repeat(auto-fill,minmax(260px,1fr))}
.thumb{position:relative;display:block;aspect-ratio:16/9;border-radius:var(--r);overflow:hidden}
.thumb img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.thumb__ico{position:absolute;inset:0;display:grid;place-items:center;font-size:3rem;opacity:.5}
.thumb__dur{position:absolute;right:8px;bottom:8px;padding:2px 6px;border-radius:6px;background:rgba(0,0,0,.82);color:#fff;font-size:.75rem;font-weight:700}
.thumb__badge{position:absolute;right:0;bottom:0;left:0;padding:8px 12px;background:rgba(20,10,40,.78);color:#fff;font-size:.8rem;font-weight:700}
.vcard{display:flex;flex-direction:column;gap:10px}
.vcard:hover .thumb img,.vrow:hover .thumb img,.ccard:hover .thumb img{transform:scale(1.04)}
.vcard__row{display:flex;gap:10px}
.vcard__txt{display:flex;flex-direction:column;gap:2px;min-width:0}
.vcard__t{font-size:.96rem;font-weight:700;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.vcard__m{font-size:.82rem;color:var(--muted)}
.av{display:inline-grid;place-items:center;flex:none;width:40px;height:40px;border-radius:50%;color:#fff;font-weight:800;font-size:.8rem}
.av--sm{width:36px;height:36px;font-size:.72rem}
.av--lg{width:84px;height:84px;font-size:1.3rem}
.av--xl{width:96px;height:96px;font-size:1.5rem}
.ccard{display:flex;flex-direction:column;gap:8px}
.ccard__stack{position:relative;display:block;padding-top:8px}
.ccard__stack::before,.ccard__stack::after{content:"";position:absolute;left:8%;right:8%;top:0;height:10px;border-radius:12px 12px 0 0;background:var(--violet-300);opacity:.6}
.ccard__stack::after{left:4%;right:4%;top:4px;background:var(--violet-400);opacity:.55}
.chcard{display:flex;flex-direction:column;align-items:center;gap:10px;text-align:center;padding:22px 16px;border:1px solid var(--line);border-radius:var(--r);background:var(--card);transition:box-shadow .2s,transform .2s}
.chcard:hover{box-shadow:var(--shadow);transform:translateY(-3px)}
.chcard b{font-size:.98rem}
.vrow{display:flex;gap:10px;padding:5px;border-radius:12px;align-items:flex-start}
.vrow:hover{background:var(--hover)}
.vrow.is-cur{background:var(--violet-100)}
.vrow .thumb{flex:none;width:168px;border-radius:10px}
.vrow__txt{display:flex;flex-direction:column;gap:2px;min-width:0}
.vrow__t{font-size:.9rem;font-weight:700;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.rlist .vrow .thumb{width:300px}.rlist .vrow__t{font-size:1.05rem}.rlist .vrow{padding:8px}
.cta{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;padding:26px 30px;border-radius:20px;background:linear-gradient(135deg,var(--violet-100),var(--bg2));border:1px solid var(--line)}
.cta h2{font-size:1.3rem}.cta p{margin:6px 0 0;color:var(--muted);max-width:60ch}
.empty{padding:50px 0;text-align:center;color:var(--muted)}

/* ---- просмотр ---- */
.watch{display:grid;grid-template-columns:minmax(0,1fr) 400px;gap:24px;max-width:1700px}
.player{position:relative;aspect-ratio:16/9;border-radius:var(--r);overflow:hidden;background:#000;box-shadow:var(--shadow)}
.player iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.watch__t{font-size:1.3rem;font-weight:800;margin:14px 0 10px}
.watch__bar{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.owner{display:flex;align-items:center;gap:10px;margin-right:6px}
.owner b{display:block;font-size:.95rem}.owner small{color:var(--muted)}
.acts{display:flex;gap:8px;margin-left:auto;flex-wrap:wrap}
.act{display:inline-flex;align-items:center;gap:8px;padding:9px 16px;border:0;border-radius:999px;background:var(--bg2);cursor:pointer;font-weight:600;font-size:.88rem;transition:background .15s}
.act:hover{background:var(--hover)}
.act.is-on{background:var(--violet-100);color:var(--violet-700)}
:root[data-theme="dark"] .act.is-on{color:var(--violet-300)}
.desc{margin-top:14px;padding:14px 16px;border-radius:var(--r);background:var(--bg2)}
.desc__m{font-size:.9rem}
.desc__b{margin-top:8px;max-height:3.1em;overflow:hidden;font-size:.92rem;color:var(--ink2)}
.desc.is-open .desc__b{max-height:none}
.desc__b p{margin:0 0 8px}
.desc__more{border:0;background:transparent;font-weight:700;cursor:pointer;padding:6px 0 0}
.srclink{display:inline-flex;align-items:center;gap:6px;color:var(--violet-600);font-weight:700}
.srclink svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.8}
.demo{margin:12px 0;padding:10px 14px;border-radius:10px;font-size:.82rem;color:var(--muted);background:var(--violet-50);border:1px dashed var(--violet-300)}
.demo--b{margin:0 0 18px}
.ask{margin-top:22px;padding:20px;border:1px solid var(--line);border-radius:var(--r);background:var(--card)}
.ask h2{font-size:1.1rem;margin-bottom:4px}.ask>.muted{margin:0 0 14px;font-size:.9rem}
.cmts{margin-top:22px}.cmts h2{font-size:1.1rem;margin-bottom:14px}
.cform{display:flex;gap:10px;align-items:center;margin-bottom:18px}
.cform input{flex:1;min-width:0;border:0;border-bottom:2px solid var(--line);background:transparent;padding:8px 2px;outline:none}
.cform input:focus{border-color:var(--violet-500)}
.cm{display:flex;gap:12px;margin-bottom:16px}.cm small{color:var(--muted)}.cm p{margin:2px 0 0}
.plist{border:1px solid var(--line);border-radius:var(--r);padding:8px;margin-bottom:18px;background:var(--bg2)}
.plist__h{display:flex;justify-content:space-between;gap:10px;padding:6px 8px 10px;font-size:.92rem}
.plist__h span{color:var(--muted);flex:none}
.side__t{font-size:1rem;margin:4px 0 8px}

/* ---- курс, канал ---- */
.chead{position:relative;overflow:hidden;display:flex;border-radius:22px;color:#fff;min-height:240px}
.chead__art{position:absolute;inset:0;opacity:.28}
.chead__art img{width:100%;height:100%;object-fit:cover;filter:blur(2px)}
.chead__t{position:relative;padding:34px 36px;display:flex;flex-direction:column;gap:10px;align-items:flex-start}
.chead h1{font-size:clamp(1.5rem,3vw,2.3rem);font-weight:800;max-width:24ch}
.chead p{margin:0;opacity:.92}.chead a:not(.btn){text-decoration:underline}
.llist{display:flex;flex-direction:column;gap:6px;max-width:900px}
.lrow{display:flex;align-items:center;gap:10px}.lrow__n{width:26px;text-align:center;color:var(--muted);font-weight:800}.lrow .vrow{flex:1}
.banner{height:160px;border-radius:22px}
.chinfo{display:flex;align-items:center;gap:20px;flex-wrap:wrap;margin:-34px 24px 0;position:relative}
.chinfo .av{border:4px solid var(--bg)}.chinfo__t h1{font-size:1.5rem}.chinfo .btn{margin-left:auto}
.tabs{display:flex;gap:6px;border-bottom:1px solid var(--line);margin-top:16px}
.tab{padding:12px 18px;font-weight:700;color:var(--muted);border-bottom:3px solid transparent}
.tab.is-on{color:var(--ink);border-color:var(--ink)}
.about p{max-width:70ch}

/* ---- формы, студия ---- */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:20px;margin-bottom:18px}
.card h2{font-size:1.1rem;margin-bottom:14px}
.form{max-width:860px}
.field{display:flex;flex-direction:column;gap:6px;margin-bottom:14px}
.field label{font-size:.84rem;font-weight:700;color:var(--ink2)}
.field input,.field select,.field textarea,.sel{border:1px solid var(--line);border-radius:10px;padding:10px 12px;background:var(--bg);outline:none;width:100%}
.field input:focus,.field select:focus,.field textarea:focus,.sel:focus{border-color:var(--violet-500);box-shadow:0 0 0 3px rgba(119,85,165,.16)}
.row{display:flex;gap:10px}.row input{flex:1}
.cols{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:0 14px}
.check{display:flex;gap:10px;align-items:flex-start;margin:6px 0 16px;font-size:.88rem;color:var(--ink2)}
.check input{margin-top:3px;accent-color:var(--violet-700)}
.hint{margin:8px 0 0;font-size:.86rem;color:var(--muted)}.hint.is-ok{color:#15803D}.hint.is-err{color:#B91C1C}
.pv{margin-top:14px;max-width:640px}
.stsel{margin-bottom:16px;max-width:520px}
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:14px;margin-bottom:18px}
.stat{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:16px 18px}
.stat span{display:block;color:var(--muted);font-size:.84rem}.stat b{font-size:1.7rem;font-weight:800}
.tw{overflow-x:auto}
.tbl{width:100%;border-collapse:collapse;font-size:.9rem}
.tbl th{text-align:left;font-size:.76rem;text-transform:uppercase;letter-spacing:.05em;color:var(--muted);padding:8px 10px;border-bottom:1px solid var(--line)}
.tbl td{padding:10px;border-bottom:1px solid var(--line);vertical-align:middle}
.tl{display:flex;align-items:center;gap:12px;min-width:260px}.tl img{width:96px;aspect-ratio:16/9;object-fit:cover;border-radius:8px;flex:none}
.st{display:inline-block;padding:3px 10px;border-radius:999px;background:var(--bg2);font-size:.78rem;font-weight:700}.st--ok{background:#DCFCE7;color:#166534}
.lnk{border:0;background:transparent;color:#B91C1C;font-weight:700;cursor:pointer}
.prose{max-width:760px}.prose h2{margin:26px 0 8px;font-size:1.25rem}.prose p,.prose li{color:var(--ink2);line-height:1.65}.prose ol,.prose ul{padding-left:22px}
.foot{padding:26px 24px 40px;border-top:1px solid var(--line);color:var(--muted);font-size:.85rem}
.foot p{margin:0 0 6px}.foot a{color:var(--violet-600);font-weight:700}

/* ---- нижняя панель (телефон) ---- */
.bnav{display:none}

@media (max-width:1280px){.watch{grid-template-columns:minmax(0,1fr) 340px}.hero__art{display:none}}
@media (max-width:1000px){
  .side{transform:translateX(-100%);width:280px;z-index:60;box-shadow:var(--shadow)}
  body.side-open .side{transform:none}
  body.side-open .backdrop{display:block;position:fixed;inset:0;z-index:55;background:rgba(10,5,25,.5)}
  main#app,.foot{margin-left:0}
  .watch{grid-template-columns:1fr}
  .brand__t small{display:none}
}
@media (max-width:760px){
  :root{--top:54px}
  #app{padding:14px 14px 90px}
  .top{padding:0 8px;gap:6px}
  .top__s{max-width:none}
  .top__add span,.brand__t,.lang{display:none}
  .top__add{padding:8px;width:40px;height:40px}
  .hero{padding:26px 20px;border-radius:18px}
  .grid{grid-template-columns:1fr;gap:20px}
  .grid--c,.grid--ch{grid-template-columns:repeat(2,minmax(0,1fr))}
  .chcard{padding:16px 10px}.av--lg{width:64px;height:64px}
  .vrow .thumb,.rlist .vrow .thumb{width:140px}
  .watch__t{font-size:1.1rem}
  .acts{margin-left:0;width:100%}
  .chead__t{padding:22px 20px}
  .chinfo{margin:-30px 4px 0}.chinfo .btn{margin-left:0}
  .bnav{display:flex;position:fixed;inset:auto 0 0 0;z-index:50;height:60px;background:var(--bg);border-top:1px solid var(--line)}
  .bnav__a{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;font-size:.62rem;color:var(--muted)}
  .bnav__a.is-on{color:var(--violet-700);font-weight:800}
  :root[data-theme="dark"] .bnav__a.is-on{color:var(--violet-300)}
  .bnav__a svg{width:22px;height:22px}
  .foot{padding-bottom:80px}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}

/* ---- направления ---- */
.dirs{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px}
.dir{position:relative;display:flex;flex-direction:column;gap:4px;min-height:150px;padding:22px;border-radius:20px;color:#fff;overflow:hidden;box-shadow:var(--shadow);transition:transform .2s ease,box-shadow .2s ease}
.dir:hover{transform:translateY(-3px);box-shadow:0 14px 34px rgba(36,18,66,.22)}
.dir::after{content:"";position:absolute;right:-30px;bottom:-30px;width:120px;height:120px;border-radius:50%;background:rgba(255,255,255,.14)}
.dir__ico{font-size:2.4rem;margin-bottom:auto}
.dir b{font-size:1.2rem}
.dir span:last-child{opacity:.9;font-size:.9rem}