/* ============================================================
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   Premium fintech/campus · mobile-first · лёгкая производительная анимация
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*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --bg:#07070C;
  --bg2:#0A0A11;
  --panel:#121219;
  --panel2:#181822;
  --panel3:#1E1E2A;
  --line:#26263381;
  --line-solid:#26263A;
  --hair:rgba(255,255,255,.07);
  --ink:#F5F5FA;
  --mut:#9393AA;
  --mut-dim:#5C5C74;
  --neon:#3FC5FF;
  --neon2:#2E9EE0;
  --vio:#9C74FF;
  --vio2:#7B4EFB;
  --vio-soft:#C9AEFF;
  --teal:#39D9AC;
  --coral:#FF6259;
  --amber:#FFC24B;
  --aqua:#66D0FF;
  --gold:#F0C878;
  --gold2:#D9A94E;
  --r-s:10px;
  --r-m:14px;
  --r-l:20px;
  --r-xl:28px;
  --r-2xl:34px;
  --r-pill:999px;
  --disp:'Inter',system-ui,sans-serif;
  --body:'Inter',system-ui,sans-serif;
  --mono:'JetBrains Mono',ui-monospace,monospace;
  --shadow:0 24px 60px -20px rgba(0,0,0,.6),0 4px 14px -4px rgba(0,0,0,.35);
  --shadow-sm:0 10px 26px -10px rgba(0,0,0,.45);
  --shadow-inset:inset 0 1px 0 rgba(255,255,255,.05);
  --glow-neon:0 6px 24px -6px rgba(63,197,255,.4);
  --glow-vio:0 6px 24px -6px rgba(156,116,255,.4);
  --glow-gold:0 6px 22px -6px rgba(240,200,120,.35);
  --ease:cubic-bezier(.2,.8,.2,1);
}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  background:var(--bg);
  color:var(--ink);
  font:400 15px/1.6 var(--body);
  min-height:100dvh;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  background-image:
    radial-gradient(560px 420px at 10% -6%,rgba(63,197,255,.08),transparent 62%),
    radial-gradient(480px 380px at 96% 8%,rgba(156,116,255,.07),transparent 60%),
    radial-gradient(520px 420px at 50% 108%,rgba(57,217,172,.05),transparent 62%);
}
::selection{background:var(--neon);color:#04121C}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer;background:none;border:0;-webkit-tap-highlight-color:transparent}
a{color:inherit;text-decoration:none;-webkit-tap-highlight-color:transparent}
:focus-visible{outline:2px solid var(--neon);outline-offset:3px;border-radius:var(--r-s)}
svg{display:block;flex:none}
i[class*="fa-"]{line-height:1}
.hidden{display:none!important}
.grow{flex:1;min-width:0}
.mono{font-family:var(--mono);font-variant-numeric:tabular-nums}
.plus{color:var(--teal)}.minus{color:var(--coral)}
.row{display:flex;align-items:center;gap:12px}
.spread{display:flex;align-items:center;justify-content:space-between;gap:12px}
.mt{margin-top:22px}

.app{max-width:520px;margin:0 auto;position:relative;min-height:100dvh;background:var(--bg);isolation:isolate}
@media(min-width:560px){.app{border-left:1px solid var(--line-solid);border-right:1px solid var(--line-solid);box-shadow:var(--shadow)}}

.top{
  position:sticky;top:0;z-index:40;
  background:rgba(7,7,12,.86);
  backdrop-filter:blur(14px) saturate(160%);
  -webkit-backdrop-filter:blur(14px) saturate(160%);
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:calc(14px + env(safe-area-inset-top)) 18px 14px;
  border-bottom:1px solid var(--hair);
}
.logo{display:flex;align-items:center;gap:10px;flex:none}
.logo svg{filter:drop-shadow(0 0 10px rgba(63,197,255,.35))}
.logo b{font:700 16px var(--disp);letter-spacing:-.025em}
.logo b em{font-style:normal;background:linear-gradient(135deg,var(--neon),var(--vio-soft));-webkit-background-clip:text;background-clip:text;color:transparent}
.logo b i{font:600 11px var(--mono);font-style:normal;color:var(--mut-dim);margin-left:2px}
.top-r{display:flex;align-items:center;gap:10px;min-width:0}
.user-chip{font:600 12px var(--body);color:var(--mut);border:1px solid var(--line-solid);border-radius:var(--r-pill);padding:7px 14px;max-width:140px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;background:var(--panel)}
.icon-b{width:40px;height:40px;flex:none;display:grid;place-items:center;border:1px solid var(--line-solid);border-radius:50%;color:var(--mut);background:var(--panel);font-size:15px;transition:color .2s var(--ease),border-color .2s var(--ease),background .2s var(--ease),transform .15s var(--ease)}
.icon-b:hover{color:var(--coral);border-color:rgba(255,98,89,.4);background:rgba(255,98,89,.08)}
.icon-b:active{transform:scale(.92)}

main{padding:22px 18px calc(112px + env(safe-area-inset-bottom))}
main.no-tabs{padding-bottom:48px}
.view{display:none}
.view.on{display:block;animation:viewIn .4s var(--ease) both}
@keyframes viewIn{from{opacity:0;transform:translateY(10px)}}
.lbl{font:600 10px var(--mono);letter-spacing:.18em;text-transform:uppercase;color:var(--mut-dim);display:inline-block}
.h2{font:800 23px/1.2 var(--disp);margin:3px 0 4px;letter-spacing:-.02em}
.sub{color:var(--mut);font-size:13px}

.card{
  background:linear-gradient(180deg,var(--panel),var(--panel) 60%,var(--panel2));
  border:1px solid var(--line-solid);
  border-radius:var(--r-l);
  padding:18px;
  box-shadow:var(--shadow-inset);
  transition:border-color .25s var(--ease),transform .25s var(--ease),box-shadow .25s var(--ease);
}
.card+.card{margin-top:14px}
.card:hover{border-color:rgba(63,197,255,.25);box-shadow:var(--shadow-inset),var(--shadow-sm)}
.empty{border:1.5px dashed var(--line-solid);border-radius:var(--r-l);padding:36px 20px;text-align:center;color:var(--mut);font-size:13px}
.empty i{display:block;font-size:26px;color:var(--mut-dim);margin-bottom:12px}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  font:650 14px var(--body);letter-spacing:-.005em;
  border-radius:var(--r-m);padding:14px 22px;
  transition:transform .15s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease),border-color .2s var(--ease),color .2s var(--ease);
  min-height:48px;border:1px solid transparent;position:relative;
}
.btn:active{transform:scale(.965)}
.btn i{font-size:15px}
.b-primary{background:linear-gradient(135deg,var(--neon),var(--neon2) 78%);color:#04141F;box-shadow:var(--glow-neon),inset 0 1px 0 rgba(255,255,255,.35);border-color:transparent}
.b-primary:hover{box-shadow:0 10px 30px -6px rgba(63,197,255,.5),inset 0 1px 0 rgba(255,255,255,.35);transform:translateY(-1px)}
.b-secondary{background:linear-gradient(135deg,var(--vio),var(--vio2) 78%);color:#fff;box-shadow:var(--glow-vio),inset 0 1px 0 rgba(255,255,255,.22);border-color:transparent}
.b-secondary:hover{box-shadow:0 10px 30px -6px rgba(156,116,255,.5),inset 0 1px 0 rgba(255,255,255,.22);transform:translateY(-1px)}
.b-ghost{border:1px solid var(--line-solid);color:var(--ink);background:var(--panel)}
.b-ghost:hover{border-color:var(--neon);color:var(--neon);background:rgba(63,197,255,.06)}
.b-danger{background:rgba(255,98,89,.1);color:var(--coral);border:1px solid rgba(255,98,89,.3)}
.b-danger:hover{background:rgba(255,98,89,.18)}
.b-block{width:100%}
.mini{font:650 12.5px var(--body);padding:9px 14px;border-radius:var(--r-s);min-height:38px}
.btn.dis{opacity:.35;pointer-events:none}

.field{margin-top:16px;position:relative}
.field label{display:flex;align-items:center;gap:7px;margin-bottom:7px;font:650 10.5px var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--mut-dim);transition:color .2s var(--ease)}
.field label i{font-size:11px;color:var(--neon)}
.field:focus-within label{color:var(--neon)}
.inp{width:100%;background:var(--panel2);border:1.5px solid var(--line-solid);border-radius:var(--r-m);padding:14px 16px;color:var(--ink);transition:border-color .25s var(--ease),box-shadow .25s var(--ease),background .25s var(--ease);font-size:15px;min-height:50px}
.inp:focus{outline:none;border-color:var(--neon);box-shadow:0 0 0 4px rgba(63,197,255,.1);background:var(--panel3)}
.inp::placeholder{color:var(--mut-dim)}
.inp.err{border-color:var(--coral);box-shadow:0 0 0 4px rgba(255,98,89,.1)}
select.inp{appearance:none;cursor:pointer;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' fill='none' stroke='%239393aa' stroke-width='2' stroke-linecap='round'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 16px center;padding-right:42px}
input[type=file].inp{padding:12px;cursor:pointer}
.field-hint{font-size:11.5px;color:var(--mut);margin-top:6px;display:none}
.field-hint.show{display:block;animation:hintIn .25s var(--ease)}
.field-hint.err-hint{color:var(--coral)}
@keyframes hintIn{from{opacity:0;transform:translateY(-4px)}}
.q-amt{display:flex;gap:8px;margin-top:10px;flex-wrap:wrap}
.q-amt button{font:700 12.5px var(--mono);border:1px solid var(--line-solid);border-radius:var(--r-s);padding:9px 14px;color:var(--mut);background:var(--panel2);transition:border-color .2s var(--ease),color .2s var(--ease),background .2s var(--ease);min-height:38px}
.q-amt button:hover{border-color:var(--neon);color:var(--neon);background:rgba(63,197,255,.07)}
.q-amt button:active{transform:scale(.94)}
.err-text{color:var(--coral);font-size:12.5px;font-weight:650;min-height:18px;margin-top:12px;display:flex;align-items:center;gap:7px}
.invite-note{margin-top:14px;background:rgba(156,116,255,.08);border:1px solid rgba(156,116,255,.22);border-radius:var(--r-m);padding:12px 14px;font-size:12px;color:var(--vio-soft);line-height:1.6;display:flex;gap:9px;align-items:flex-start}
.invite-note i{margin-top:2px;color:var(--vio)}

.seg{display:flex;background:var(--panel);border:1px solid var(--line-solid);border-radius:var(--r-pill);padding:4px}
.seg button{font:650 12.5px var(--body);letter-spacing:.02em;color:var(--mut);padding:10px 16px;border-radius:var(--r-pill);transition:color .25s var(--ease),background .25s var(--ease),box-shadow .25s var(--ease);white-space:nowrap;display:flex;align-items:center;gap:7px;min-height:40px}
.seg button i{font-size:12px}
.seg button.on{background:linear-gradient(135deg,var(--neon),var(--neon2));color:#04141F;box-shadow:0 3px 14px -2px rgba(63,197,255,.35)}
.seg.wide{width:100%;border-radius:var(--r-m)}
.seg.wide button{flex:1;justify-content:center;border-radius:var(--r-s)}
.topnav{position:sticky;top:64px;z-index:30;background:rgba(7,7,12,.88);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);padding:12px 18px;border-bottom:1px solid var(--hair)}

.gate{position:fixed;inset:0;z-index:60;background:var(--bg);display:grid;place-items:center;padding:20px;overflow:auto}
.gate::before{content:"";position:absolute;inset:0;pointer-events:none;background:radial-gradient(560px 380px at 18% 12%,rgba(63,197,255,.08),transparent),radial-gradient(460px 340px at 82% 88%,rgba(156,116,255,.08),transparent)}
.auth-card{width:min(420px,100%);background:linear-gradient(180deg,var(--panel),var(--panel2));border:1px solid var(--line-solid);border-radius:var(--r-xl);padding:34px 26px;position:relative;animation:authIn .5s var(--ease) both;box-shadow:var(--shadow)}
@keyframes authIn{from{opacity:0;transform:translateY(16px) scale(.98)}}
.auth-card .logo{justify-content:center;margin-bottom:18px}
.auth-card .logo b{font-size:20px}
.auth-title{text-align:center;font:750 19px var(--disp);letter-spacing:-.01em;margin-bottom:4px}
.auth-sub{text-align:center;color:var(--mut);font-size:12.5px;margin-bottom:24px}
.auth-card .seg{width:max-content;margin:0 auto 8px}

.stat-strip{display:flex;gap:12px;overflow-x:auto;padding:2px;scrollbar-width:none;-webkit-overflow-scrolling:touch}
.stat-strip::-webkit-scrollbar{display:none}
.stat{flex:none;min-width:124px;background:linear-gradient(180deg,var(--panel),var(--panel2));border:1px solid var(--line-solid);border-radius:var(--r-l);padding:15px 16px;text-align:left;transition:border-color .2s var(--ease),transform .2s var(--ease)}
.stat:hover{border-color:rgba(63,197,255,.28);transform:translateY(-2px)}
.stat .ic-top{width:34px;height:34px;border-radius:var(--r-s);display:grid;place-items:center;font-size:14px;margin-bottom:9px;background:rgba(63,197,255,.1);color:var(--neon)}
.stat b{display:block;font:750 22px var(--mono);margin-top:2px;font-variant-numeric:tabular-nums;letter-spacing:-.01em}
.stat small{font-size:11px;color:var(--mut-dim)}
.i1{background:rgba(63,197,255,.12);color:var(--neon)}
.i2{background:rgba(156,116,255,.12);color:var(--vio)}
.i3{background:rgba(57,217,172,.12);color:var(--teal)}
.i4{background:rgba(240,200,120,.14);color:var(--gold)}

.code-badge{font:750 11px var(--mono);letter-spacing:.08em;color:var(--neon);border:1.5px solid rgba(63,197,255,.4);border-radius:var(--r-s);padding:8px 10px;min-width:48px;text-align:center;background:rgba(63,197,255,.07);flex:none}
.subj-nums{display:flex;gap:26px;margin-top:14px;background:var(--panel2);border-radius:var(--r-m);padding:14px 16px;border:1px solid var(--hair)}
.subj-nums b{display:block;font:750 22px var(--mono);font-variant-numeric:tabular-nums;margin-top:2px}
.s-bal{color:var(--neon)}.s-grade{color:var(--vio-soft)}
.subj-nums small{font:600 11px var(--mono);color:var(--mut-dim)}
.tx-badge{font:750 10px var(--mono);letter-spacing:.08em;padding:5px 10px;border-radius:var(--r-s);white-space:nowrap;display:inline-flex;align-items:center;gap:5px}
.tx-on{background:rgba(57,217,172,.12);color:var(--teal)}
.tx-off{background:rgba(255,98,89,.12);color:var(--coral)}
.lock-note{font-size:11.5px;color:var(--coral);font-weight:650;display:flex;align-items:center;gap:6px}
.warn-banner{background:rgba(255,194,75,.07);border:1px solid rgba(255,194,75,.3);border-radius:var(--r-m);padding:12px 15px;font-size:12.5px;font-weight:650;color:var(--amber);margin-bottom:16px;display:flex;gap:9px;align-items:center}

.switch{width:50px;height:28px;flex:none;border-radius:var(--r-pill);background:var(--line-solid);position:relative;transition:background .25s var(--ease);cursor:pointer}
.switch i{position:absolute;top:3px;left:3px;width:22px;height:22px;border-radius:50%;background:var(--mut);transition:left .25s var(--ease),background .25s var(--ease)}
.switch.on{background:linear-gradient(135deg,var(--neon),var(--neon2))}
.switch.on i{left:25px;background:#fff}
.t-row{display:flex;align-items:center;gap:13px}
.tx-state{font:650 10px var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--mut-dim);min-width:40px;text-align:right}
.tx-state.on{color:var(--teal)}

.mat{display:flex;gap:13px;align-items:flex-start}
.f-badge{width:46px;height:46px;flex:none;border-radius:var(--r-m);display:grid;place-items:center;font-size:17px}
.t-pdf{background:rgba(255,98,89,.13);color:var(--coral)}
.t-doc{background:rgba(57,217,172,.13);color:var(--teal)}
.t-zip{background:rgba(255,194,75,.13);color:var(--amber)}
.t-js{background:rgba(63,197,255,.13);color:var(--neon)}
.t-link{background:rgba(102,208,255,.13);color:var(--aqua)}
.mat h4{font:650 14.5px/1.35 var(--body)}
.mat .meta{font-size:12px;color:var(--mut);margin-top:4px;display:flex;flex-wrap:wrap;gap:4px 10px;align-items:center}
.mat .meta i{font-size:10px}

.hist{list-style:none}
.hist li{display:flex;gap:13px;align-items:flex-start;padding:14px 0;border-bottom:1px solid var(--hair)}
.hist li:last-child{border:0}
.hist .ic{width:38px;height:38px;flex:none;border-radius:var(--r-m);display:grid;place-items:center;font-size:15px}
.ic.in{background:rgba(57,217,172,.13);color:var(--teal)}
.ic.out{background:rgba(255,98,89,.13);color:var(--coral)}
.ic.bonus{background:rgba(156,116,255,.13);color:var(--vio-soft)}
.ic.apply{background:rgba(63,197,255,.13);color:var(--neon)}
.ic.deduct{background:rgba(255,98,89,.13);color:var(--coral)}
.hist .tx{flex:1;min-width:0}
.hist .tx b{font-size:13.5px;display:block}
.hist .tx small{color:var(--mut);font-size:11.5px}
.hist .sum{font:750 14px var(--mono);font-variant-numeric:tabular-nums;white-space:nowrap}

.qr-card{position:relative;text-align:center;padding:30px 20px 26px}
.qr-wrap{position:relative;width:200px;margin:16px auto;padding:14px;background:#fff;border-radius:var(--r-l);box-shadow:0 14px 40px -10px rgba(63,197,255,.35)}
.qr-wrap canvas{width:100%;aspect-ratio:1;display:block;border-radius:var(--r-s)}
.qr-wrap .c{position:absolute;width:22px;height:22px;border:3px solid var(--vio);filter:drop-shadow(0 0 8px rgba(156,116,255,.5));border-radius:5px}
.c1{top:-8px;left:-8px;border-right:0;border-bottom:0}
.c2{top:-8px;right:-8px;border-left:0;border-bottom:0}
.c3{bottom:-8px;left:-8px;border-right:0;border-top:0}
.c4{bottom:-8px;right:-8px;border-left:0;border-top:0}
.uid{font:750 14px var(--mono);letter-spacing:.12em;margin-top:14px;color:var(--neon)}
.ach{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.ach div{display:flex;gap:10px;align-items:center;background:linear-gradient(155deg,rgba(240,200,120,.08),var(--panel2) 55%);border:1px solid rgba(240,200,120,.18);border-radius:var(--r-m);padding:12px 13px;font-size:11.5px;font-weight:650;line-height:1.35;transition:transform .2s var(--ease),border-color .2s var(--ease)}
.ach div:hover{border-color:var(--gold);transform:translateY(-2px)}
.ach i.ach-ic{font-size:15px;width:34px;height:34px;flex:none;display:grid;place-items:center;border-radius:var(--r-s);background:rgba(240,200,120,.14);color:var(--gold)}
.ach small{display:block;font:750 10.5px var(--mono);color:var(--gold)}
.link-row{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:15px 0;border-bottom:1px solid var(--hair);font-weight:650;font-size:14px;cursor:pointer;transition:color .2s var(--ease)}
.link-row:last-child{border:0;padding-bottom:0}
.link-row:hover{color:var(--neon)}
.link-row .lr-l{display:flex;align-items:center;gap:11px}
.link-row .lr-l i{color:var(--neon);width:18px;text-align:center}
.link-row .chev{width:16px;height:16px;color:var(--mut-dim);transition:transform .2s var(--ease),color .2s var(--ease);flex:none}
.link-row:hover .chev{transform:translateX(4px);color:var(--neon)}
.ver{text-align:center;font:600 10.5px var(--mono);letter-spacing:.14em;color:var(--mut-dim);margin-top:28px}

.tabbar{position:fixed;left:50%;transform:translateX(-50%);bottom:0;z-index:50;width:min(520px,100%);background:rgba(7,7,12,.9);backdrop-filter:blur(16px) saturate(160%);-webkit-backdrop-filter:blur(16px) saturate(160%);border-top:1px solid var(--hair);display:grid;grid-template-columns:repeat(4,1fr);padding:8px 10px calc(10px + env(safe-area-inset-bottom));border-radius:var(--r-l) var(--r-l) 0 0}
.tab{display:flex;flex-direction:column;align-items:center;gap:4px;color:var(--mut-dim);font:650 9.5px var(--body);letter-spacing:.04em;padding:7px 0;transition:color .2s var(--ease);position:relative;border-radius:var(--r-s)}
.tab i{font-size:19px;transition:transform .2s var(--ease)}
.tab:active i{transform:scale(.86)}
.tab.on{color:var(--neon)}
.tab.on::before{content:"";position:absolute;top:-2px;width:22px;height:3px;border-radius:var(--r-pill);background:linear-gradient(90deg,var(--neon),var(--vio-soft));box-shadow:0 0 10px rgba(63,197,255,.5)}

.modal{position:fixed;inset:0;z-index:80;display:grid;align-items:flex-end;justify-items:center;visibility:hidden}
.modal .ovl{position:absolute;inset:0;background:rgba(3,4,8,.78);opacity:0;transition:opacity .3s var(--ease)}
.modal .sheet{position:relative;width:min(520px,100%);max-height:92dvh;overflow:auto;background:linear-gradient(180deg,var(--panel),var(--panel2));border:1px solid var(--line-solid);border-bottom:0;border-radius:var(--r-xl) var(--r-xl) 0 0;padding:22px 20px calc(24px + env(safe-area-inset-bottom));transform:translateY(100%);transition:transform .4s var(--ease);box-shadow:0 -20px 50px -20px rgba(0,0,0,.5)}
.modal.open{visibility:visible}
.modal.open .ovl{opacity:1}
.modal.open .sheet{transform:none}
.sheet .grab{width:44px;height:5px;border-radius:var(--r-pill);background:var(--line-solid);margin:0 auto 16px}
.ap-prev{margin:16px 0 4px;background:var(--panel2);border:1px solid var(--line-solid);border-radius:var(--r-m);padding:16px;text-align:center;font:750 27px var(--mono);font-variant-numeric:tabular-nums}
.ap-prev b{color:var(--neon)}.ap-prev span{color:var(--mut)}
.fee-box{margin-top:16px;background:var(--panel2);border:1px solid var(--line-solid);border-radius:var(--r-m);padding:13px 15px;font-size:13px}
.fee-box .spread{padding:4px 0;color:var(--mut)}
.fee-box .spread b{color:var(--ink);font-family:var(--mono);font-variant-numeric:tabular-nums}
.fee-box .total{border-top:1.5px dashed var(--line-solid);margin-top:7px;padding-top:10px}
.fee-box .total span{color:var(--ink);font-weight:650}
.fee-box .total b{color:var(--teal)}
.fee-lock{margin-top:14px;background:rgba(255,98,89,.08);border:1px solid rgba(255,98,89,.3);border-radius:var(--r-m);padding:12px 15px;font-size:12.5px;font-weight:650;color:var(--coral);display:flex;gap:9px;align-items:center}

.toasts{position:fixed;left:50%;transform:translateX(-50%);bottom:calc(100px + env(safe-area-inset-bottom));z-index:95;display:flex;flex-direction:column;gap:9px;width:min(440px,calc(100% - 32px));pointer-events:none}
.toast{background:linear-gradient(180deg,var(--panel2),var(--panel));border:1px solid var(--line-solid);border-left:4px solid var(--neon);border-radius:var(--r-m);padding:13px 16px;font-size:13.5px;font-weight:650;opacity:0;transform:translateY(14px);transition:opacity .3s var(--ease),transform .3s var(--ease);box-shadow:var(--shadow-sm);display:flex;gap:10px;align-items:center}
.toast i{font-size:15px;color:var(--neon)}
.toast.err{border-left-color:var(--coral)}.toast.err i{color:var(--coral)}
.toast.ok{border-left-color:var(--teal)}.toast.ok i{color:var(--teal)}
.toast.show{opacity:1;transform:none}

.scan-sheet{background:#020308;height:100dvh;max-height:100dvh;border-radius:0;border:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:20px;padding:20px}
.scan-container{position:relative;width:min(340px,calc(100% - 32px));aspect-ratio:1;border-radius:var(--r-l);overflow:hidden;background:#000}
.scan-container video{width:100%;height:100%;object-fit:cover}
.scan-overlay{position:absolute;inset:0;pointer-events:none}
.scan-overlay .c{position:absolute;width:24px;height:24px;border:3px solid var(--neon);filter:drop-shadow(0 0 12px rgba(63,197,255,.6));border-radius:4px}
.scan-overlay .c1{top:12px;left:12px;border-right:0;border-bottom:0}
.scan-overlay .c2{top:12px;right:12px;border-left:0;border-bottom:0}
.scan-overlay .c3{bottom:12px;left:12px;border-right:0;border-top:0}
.scan-overlay .c4{bottom:12px;right:12px;border-left:0;border-top:0}
.laser{position:absolute;left:32px;right:32px;top:32px;height:2px;background:var(--neon);box-shadow:0 0 20px 4px rgba(63,197,255,.5);animation:laser 2s ease-in-out infinite;pointer-events:none}
@keyframes laser{0%,100%{transform:translateY(0)}50%{transform:translateY(calc(100% - 64px))}}
.scan-status{position:absolute;bottom:16px;left:50%;transform:translateX(-50%);background:rgba(0,0,0,.7);backdrop-filter:blur(6px);padding:8px 16px;border-radius:var(--r-pill);font:650 12px var(--body);color:var(--mut);white-space:nowrap}
.scan-hint{font:650 11px var(--mono);letter-spacing:.16em;text-transform:uppercase;color:var(--mut);text-align:center}
.scan-res{width:min(360px,calc(100% - 32px));transform:translateY(24px);opacity:0;transition:opacity .4s var(--ease),transform .4s var(--ease)}
.scan-res.found{transform:none;opacity:1}
.scan-close{position:absolute;top:calc(16px + env(safe-area-inset-top));right:18px;z-index:5}
#scanToggleCam{margin-top:8px}

.nav{position:sticky;top:0;z-index:100;background:rgba(7,7,12,.86);backdrop-filter:blur(14px) saturate(160%);-webkit-backdrop-filter:blur(14px) saturate(160%);border-bottom:1px solid var(--hair)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;padding:16px 0;max-width:1200px;margin:0 auto;padding-left:24px;padding-right:24px}
.nav-links{display:flex;gap:30px;align-items:center}
.nav-links a{font:550 14px var(--body);color:var(--mut);transition:color .2s var(--ease)}
.nav-links a:hover{color:var(--ink)}
.wrap{max-width:1200px;margin:0 auto;padding:0 24px}
.hero{padding:96px 0 72px;text-align:center}
.hero-badge{display:inline-flex;align-items:center;gap:9px;padding:9px 18px;background:rgba(63,197,255,.07);border:1px solid rgba(63,197,255,.25);border-radius:var(--r-pill);font:650 11.5px var(--mono);letter-spacing:.1em;color:var(--neon);margin-bottom:28px}
.hero h1{font:850 clamp(36px,7vw,78px)/1.05 var(--disp);letter-spacing:-.025em;margin-bottom:22px}
.hero h1 .grad{background:linear-gradient(135deg,var(--neon) 0%,var(--vio) 50%,var(--teal) 100%);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-sub{font:400 clamp(16px,2.2vw,21px)/1.5 var(--body);color:var(--mut);max-width:680px;margin:0 auto 40px}
.hero-cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.hero-cta .btn{padding:17px 28px;font-size:15px}
.hero-visual{margin:72px auto 0;max-width:900px}
.hero-screen{background:linear-gradient(180deg,var(--panel),var(--bg2));border:1px solid var(--line-solid);border-radius:var(--r-xl);overflow:hidden;box-shadow:var(--shadow)}
.screen-bar{display:flex;gap:8px;padding:15px 18px;background:rgba(30,30,42,.5);border-bottom:1px solid var(--hair)}
.screen-bar i{width:12px;height:12px;border-radius:50%}
.screen-bar i:nth-child(1){background:var(--coral)}.screen-bar i:nth-child(2){background:var(--amber)}.screen-bar i:nth-child(3){background:var(--teal)}
.screen-body{padding:28px;display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.screen-card{background:var(--panel2);border:1px solid var(--line-solid);border-radius:var(--r-l);padding:17px}
.screen-card .code{font:750 11px var(--mono);letter-spacing:.15em;color:var(--neon);margin-bottom:6px}
.screen-card h4{font:650 15px var(--body);margin-bottom:10px}
.screen-card .num{font:750 30px var(--mono)}
.screen-card .num small{font-size:14px;color:var(--mut);margin-left:4px}
.screen-card .bar{height:4px;background:var(--line-solid);border-radius:2px;margin-top:12px;overflow:hidden}
.screen-card .bar i{display:block;height:100%;background:linear-gradient(90deg,var(--neon),var(--vio));border-radius:2px}
.stats{padding:64px 0}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.stat-lg{background:linear-gradient(180deg,var(--panel),var(--panel2));border:1px solid var(--line-solid);border-radius:var(--r-l);padding:28px 24px;text-align:center}
.stat-lg b{display:block;font:750 clamp(28px,4vw,44px) var(--mono);background:linear-gradient(135deg,var(--neon),var(--vio));-webkit-background-clip:text;background-clip:text;color:transparent;line-height:1}
.stat-lg small{display:block;font:550 13px var(--body);color:var(--mut);margin-top:9px;text-transform:uppercase;letter-spacing:.05em}
.features{padding:104px 0}
.section-head{text-align:center;margin-bottom:56px}
.section-tag{display:inline-block;font:750 11.5px var(--mono);letter-spacing:.18em;color:var(--neon);text-transform:uppercase;padding:7px 16px;background:rgba(63,197,255,.07);border:1px solid rgba(63,197,255,.2);border-radius:var(--r-pill);margin-bottom:20px}
.section-head h2{font:750 clamp(28px,5vw,48px)/1.1 var(--disp);margin-bottom:14px;letter-spacing:-.015em}
.section-head p{font:400 17px var(--body);color:var(--mut);max-width:640px;margin:0 auto}
.feat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.feat{background:linear-gradient(180deg,var(--panel),var(--panel2));border:1px solid var(--line-solid);border-radius:var(--r-xl);padding:32px 28px;transition:transform .4s var(--ease),border-color .4s var(--ease),box-shadow .4s var(--ease)}
.feat:hover{transform:translateY(-6px);border-color:rgba(63,197,255,.28);box-shadow:var(--shadow-sm)}
.feat-icon{width:56px;height:56px;border-radius:var(--r-l);display:grid;place-items:center;font-size:22px;margin-bottom:18px}
.feat h3{font:750 20px/1.2 var(--disp);margin-bottom:8px}
.feat p{font:400 15px/1.6 var(--body);color:var(--mut)}
.i1{background:rgba(63,197,255,.1);color:var(--neon)}
.i2{background:rgba(156,116,255,.1);color:var(--vio)}
.i3{background:rgba(57,217,172,.1);color:var(--teal)}
.i4{background:rgba(240,200,120,.12);color:var(--gold)}
.i5{background:rgba(255,98,89,.1);color:var(--coral)}
.i6{background:rgba(102,208,255,.1);color:var(--aqua)}
.how{padding:104px 0}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}
.step{text-align:center}
.step-num{width:78px;height:78px;margin:0 auto 22px;border-radius:var(--r-l);display:grid;place-items:center;font:850 32px var(--disp);background:var(--panel);border:1px solid var(--line-solid);color:var(--neon);transition:transform .3s var(--ease),border-color .3s var(--ease)}
.step:hover .step-num{transform:rotate(-4deg) scale(1.06);border-color:var(--neon)}
.step h3{font:750 19px var(--disp);margin-bottom:8px}
.step p{font:400 15px/1.6 var(--body);color:var(--mut);max-width:320px;margin:0 auto}
.for-whom{padding:104px 0}
.fw-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.fw-card{background:linear-gradient(180deg,var(--panel),var(--panel2));border:1px solid var(--line-solid);border-radius:var(--r-xl);padding:38px;transition:transform .3s var(--ease),border-color .3s var(--ease)}
.fw-card:hover{transform:translateY(-4px);border-color:rgba(63,197,255,.22)}
.fw-card .fw-ic{width:60px;height:60px;border-radius:var(--r-l);display:grid;place-items:center;font-size:24px;margin-bottom:20px}
.fw-card h3{font:750 25px/1.1 var(--disp);margin-bottom:14px}
.fw-card p{font:400 16px/1.6 var(--body);color:var(--mut);margin-bottom:20px}
.fw-list{list-style:none;margin-bottom:26px}
.fw-list li{display:flex;gap:11px;align-items:flex-start;padding:9px 0;font:550 14px var(--body)}
.fw-list li i{color:var(--teal);margin-top:3px;font-size:13px}
.cta{padding:104px 0;text-align:center}
.cta-card{background:linear-gradient(135deg,rgba(63,197,255,.06),rgba(156,116,255,.06));border:1px solid rgba(63,197,255,.25);border-radius:32px;padding:80px 40px}
.cta h2{font:750 clamp(28px,5vw,52px)/1.1 var(--disp);margin-bottom:14px}
.cta p{font:400 17px var(--body);color:var(--mut);margin-bottom:36px;max-width:560px;margin-left:auto;margin-right:auto}
.cta-btns{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.cta-btns .btn{padding:18px 32px;font-size:16px}
.footer{padding:40px 0;border-top:1px solid var(--hair)}
.footer-inner{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:20px}
.footer-left{font:550 13px var(--mono);color:var(--mut-dim);letter-spacing:.1em}
.footer-right{display:flex;gap:24px;font-size:14px}
.footer-right a{color:var(--mut);transition:color .2s var(--ease);display:flex;align-items:center;gap:7px}
.footer-right a:hover{color:var(--neon)}

@media(max-width:900px){
  .nav-links a:not(.btn){display:none}
  .feat-grid,.stats-grid,.steps,.fw-grid{grid-template-columns:1fr}
  .screen-body{grid-template-columns:1fr}
  .hero{padding:60px 0 40px}
  .features,.how,.for-whom,.cta{padding:60px 0}
  .cta-card{padding:50px 24px}
}
@media(max-width:480px){
  .hero-cta{flex-direction:column;width:100%}
  .hero-cta .btn{width:100%}
  .ach{grid-template-columns:1fr}
  .subj-nums{gap:18px}
  main{padding:18px 16px calc(104px + env(safe-area-inset-bottom))}
  .stat{min-width:100px;padding:12px 14px}
  .stat b{font-size:19px}
}
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
}

/* Производительность на слабых/старых устройствах: без backdrop-filter
   элементы остаются читаемыми на плотном полупрозрачном фоне без blur. */
@supports not ((backdrop-filter:blur(1px)) or (-webkit-backdrop-filter:blur(1px))){
  .top,.tabbar,.nav,.topnav{background:rgba(7,7,12,.98)}
  .scan-status{background:rgba(0,0,0,.92)}
}
.pred-card{padding:16px}
.pred-option{display:block;width:100%;text-align:left;padding:13px 14px;border:1px solid var(--line-solid);border-radius:12px;background:var(--panel2);margin-top:9px;transition:.2s}
.pred-option:hover:not(:disabled){border-color:rgba(63,197,255,.45);background:rgba(63,197,255,.06);transform:translateY(-1px)}
.pred-option.is-selected{border-color:var(--neon);background:rgba(63,197,255,.08)}
.pred-option:disabled{cursor:default;opacity:.82}
.pred-meta{display:flex;align-items:center;justify-content:space-between;gap:10px;color:var(--mut);font-size:11.5px;margin-top:8px}
.pred-status{font:650 10px var(--mono);letter-spacing:.08em;text-transform:uppercase;padding:5px 8px;border-radius:999px;background:rgba(57,217,172,.1);color:var(--teal)}
.pred-status.closed{background:rgba(147,147,170,.09);color:var(--mut)}
.pred-wallet-confirm{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:16px;padding:14px;border-radius:14px;border:1px solid var(--line-solid);background:linear-gradient(180deg,var(--panel2),var(--panel))}
.pred-wallet-confirm b{display:block;font-size:14px;margin-top:4px}
.pred-wallet-balance{font-size:16px;color:var(--teal)}
.more-panel{position:fixed;inset:0;z-index:120;display:none}
.more-panel.open{display:block}
.more-panel-ovl{position:absolute;inset:0;background:rgba(0,0,0,.58);backdrop-filter:blur(4px)}
.more-panel-sheet{position:absolute;left:50%;bottom:0;transform:translateX(-50%);width:min(520px,100%);background:var(--panel);border:1px solid var(--line-solid);border-bottom:0;border-radius:24px 24px 0 0;padding:14px 18px calc(22px + env(safe-area-inset-bottom));box-shadow:var(--shadow)}
.more-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:16px}
.more-item{min-height:80px;border:1px solid var(--line-solid);border-radius:15px;background:var(--panel2);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;color:var(--mut);font-size:11px}
.more-item i{font-size:18px;color:var(--neon)}
@media(max-width:420px){.more-grid{grid-template-columns:repeat(2,1fr)}}

/* ============================================================
   Student · Connected services redesign
   Визуальный слой בלבד: JS/API страницы не затрагиваются.
   ============================================================ */
.service-settings-card{
  overflow:hidden;
  background:linear-gradient(180deg,var(--panel),var(--panel2));
  box-shadow:var(--shadow-inset);
}
.service-list{
  display:grid;
  gap:10px;
}
.service-item{
  display:flex;
  align-items:center;
  gap:12px;
  min-width:0;
  padding:12px;
  border:1px solid var(--line-solid);
  border-radius:var(--r-m);
  background:linear-gradient(145deg,rgba(255,255,255,.025),rgba(156,116,255,.035));
  box-shadow:inset 0 1px 0 rgba(255,255,255,.025);
  transition:border-color .2s var(--ease),transform .2s var(--ease),background .2s var(--ease);
}
.service-item:hover{
  border-color:rgba(156,116,255,.34);
  transform:translateY(-1px);
  background:linear-gradient(145deg,rgba(156,116,255,.055),rgba(255,255,255,.025));
}
.service-icon{
  width:44px;
  height:44px;
  flex:none;
  display:grid;
  place-items:center;
  border-radius:13px;
  color:var(--vio-soft);
  background:rgba(156,116,255,.10);
  border:1px solid rgba(156,116,255,.17);
  box-shadow:0 8px 22px -14px rgba(156,116,255,.6);
  font-size:16px;
}
.service-item:nth-child(2) .service-icon{color:var(--neon);background:rgba(63,197,255,.08);border-color:rgba(63,197,255,.15)}
.service-item:nth-child(3) .service-icon{color:var(--teal);background:rgba(57,217,172,.08);border-color:rgba(57,217,172,.15)}
.service-item .grow{min-width:0}
.service-item b{
  display:block;
  font:700 13.5px/1.25 var(--disp);
  letter-spacing:-.01em;
  overflow:hidden;
  text-overflow:ellipsis;
  white-space:nowrap;
}
.service-item .sub{
  margin-top:4px;
  color:var(--mut);
  font-size:11.5px;
  line-height:1.35;
  overflow:hidden;
  text-overflow:ellipsis;
  white-space:nowrap;
}
.service-state{
  flex:none;
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:6px 8px;
  border-radius:var(--r-pill);
  border:1px solid rgba(57,217,172,.18);
  background:rgba(57,217,172,.08);
  color:var(--teal);
  font:700 9px var(--mono);
  letter-spacing:.08em;
}
.service-state::before{
  content:"";
  width:6px;
  height:6px;
  border-radius:50%;
  background:currentColor;
  box-shadow:0 0 9px currentColor;
}
.service-empty{
  display:flex;
  align-items:center;
  gap:9px;
  min-height:54px;
  padding:12px 13px;
  border:1px dashed var(--line-solid);
  border-radius:var(--r-m);
  color:var(--mut);
  font-size:12px;
  background:rgba(255,255,255,.015);
}
.service-empty i{color:var(--vio);font-size:13px}

@media(max-width:420px){
  .service-item{padding:10px;gap:10px}
  .service-icon{width:40px;height:40px;border-radius:12px}
  .service-state{padding:5px 7px;font-size:8px}
}