/* EnglishLab — AURORA GLASS dizayn tizimi (light/dark) */
:root{
  --bg:#EFEAFB;
  --bg-grad:linear-gradient(135deg,#EDE3FF 0%,#FBDFF2 26%,#DdeAFF 58%,#DCF6EE 100%);
  --orb1:rgba(147,51,234,.4); --orb2:rgba(236,72,153,.34); --orb3:rgba(6,182,212,.3); --orb4:rgba(250,204,21,.24);
  --surface:rgba(255,255,255,.56); --surface2:rgba(246,242,255,.72); --glass:rgba(255,255,255,.5);
  --glass-br:rgba(255,255,255,.72); --glass-hi:rgba(255,255,255,.9);
  --ink:#241C4A; --ink2:#574F82; --ink3:#8A83B0; --line:rgba(90,70,160,.15); --line2:rgba(90,70,160,.26);
  --brand:#7C3AED; --brand2:#D946EF; --brand-soft:rgba(139,92,246,.14);
  --grad:linear-gradient(135deg,#8B5CF6 0%,#C750EE 55%,#EC4899 100%);
  --grad-cool:linear-gradient(135deg,#14B8A6,#0EA5E9);
  --amber:#F59E0B; --green:#10B981; --rose:#F43F5E; --sky:#0EA5E9; --pink:#EC4899; --violet:#8B5CF6;
  --green-soft:rgba(16,185,129,.16); --rose-soft:rgba(244,63,94,.14); --amber-soft:rgba(245,158,11,.18); --sky-soft:rgba(14,165,233,.15);
  --shadow:0 18px 44px -20px rgba(88,48,180,.32), inset 0 1px 0 var(--glass-hi);
  --shadow-lg:0 30px 70px -26px rgba(88,48,180,.42), inset 0 1px 0 var(--glass-hi);
  --glow:0 14px 34px -12px rgba(168,60,220,.65);
  --r:16px; --r-lg:22px; --r-xl:28px;
  --tr:.28s cubic-bezier(.4,0,.2,1);
  --font:'Inter',system-ui,-apple-system,'Segoe UI',sans-serif;
  --font-disp:'Manrope','Inter',system-ui,sans-serif;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --bg:#0D0B26;
    --bg-grad:linear-gradient(140deg,#151038 0%,#1D0F42 34%,#101A40 68%,#0D2038 100%);
    --orb1:rgba(139,92,246,.34); --orb2:rgba(219,39,119,.26); --orb3:rgba(6,182,212,.24); --orb4:rgba(245,158,11,.14);
    --surface:rgba(32,26,74,.58); --surface2:rgba(58,48,120,.42); --glass:rgba(22,17,56,.62);
    --glass-br:rgba(155,135,255,.28); --glass-hi:rgba(255,255,255,.09);
    --ink:#EDEAFF; --ink2:#B6AEE2; --ink3:#7E76AE; --line:rgba(150,140,220,.16); --line2:rgba(150,140,220,.3);
    --brand:#A78BFA; --brand2:#F471B5; --brand-soft:rgba(167,139,250,.16);
    --grad:linear-gradient(135deg,#8B5CF6 0%,#C750EE 55%,#F471B5 100%);
    --shadow:0 18px 44px -18px rgba(0,0,0,.55), inset 0 1px 0 var(--glass-hi);
    --shadow-lg:0 30px 70px -24px rgba(0,0,0,.7), inset 0 1px 0 var(--glass-hi);
    --glow:0 14px 38px -10px rgba(168,80,240,.55);
  }
}
:root[data-theme="dark"]{
  --bg:#0D0B26;
  --bg-grad:linear-gradient(140deg,#151038 0%,#1D0F42 34%,#101A40 68%,#0D2038 100%);
  --orb1:rgba(139,92,246,.34); --orb2:rgba(219,39,119,.26); --orb3:rgba(6,182,212,.24); --orb4:rgba(245,158,11,.14);
  --surface:rgba(32,26,74,.58); --surface2:rgba(58,48,120,.42); --glass:rgba(22,17,56,.62);
  --glass-br:rgba(155,135,255,.28); --glass-hi:rgba(255,255,255,.09);
  --ink:#EDEAFF; --ink2:#B6AEE2; --ink3:#7E76AE; --line:rgba(150,140,220,.16); --line2:rgba(150,140,220,.3);
  --brand:#A78BFA; --brand2:#F471B5; --brand-soft:rgba(167,139,250,.16);
  --grad:linear-gradient(135deg,#8B5CF6 0%,#C750EE 55%,#F471B5 100%);
  --shadow:0 18px 44px -18px rgba(0,0,0,.55), inset 0 1px 0 var(--glass-hi);
  --shadow-lg:0 30px 70px -24px rgba(0,0,0,.7), inset 0 1px 0 var(--glass-hi);
  --glow:0 14px 38px -10px rgba(168,80,240,.55);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:var(--font); background:var(--bg); background-image:var(--bg-grad);
  background-attachment:fixed; color:var(--ink); min-height:100vh;
  -webkit-font-smoothing:antialiased; text-rendering:optimizeLegibility;
  transition:color .35s ease; overflow-x:hidden; position:relative;
}
/* Aurora sharlari (GPU: faqat transform animatsiya) */
body::before,body::after{
  content:'';position:fixed;border-radius:50%;filter:blur(80px);z-index:-1;pointer-events:none;
  will-change:transform;
}
body::before{
  width:620px;height:620px;left:-160px;top:-160px;
  background:radial-gradient(circle,var(--orb1),transparent 65%);
  animation:orbA 26s ease-in-out infinite;
}
body::after{
  width:560px;height:560px;right:-150px;bottom:-170px;
  background:radial-gradient(circle,var(--orb3),transparent 65%);
  animation:orbB 30s ease-in-out infinite;
}
@keyframes orbA{0%,100%{transform:translate(0,0) scale(1)}50%{transform:translate(70px,50px) scale(1.12)}}
@keyframes orbB{0%,100%{transform:translate(0,0) scale(1)}50%{transform:translate(-60px,-46px) scale(1.1)}}
html::before,html::after{
  content:'';position:fixed;border-radius:50%;filter:blur(70px);z-index:-1;pointer-events:none;will-change:transform;
}
html::before{width:430px;height:430px;right:12%;top:-120px;background:radial-gradient(circle,var(--orb2),transparent 65%);animation:orbA 34s ease-in-out infinite reverse}
html::after{width:340px;height:340px;left:34%;bottom:-110px;background:radial-gradient(circle,var(--orb4),transparent 65%);animation:orbB 38s ease-in-out infinite reverse}
img,svg{display:block;max-width:100%}
button{font:inherit;color:inherit;background:none;border:none;cursor:pointer}
input,select,textarea{font:inherit;color:inherit}
a{color:inherit;text-decoration:none}
h1,h2,h3{font-family:var(--font-disp)}
::selection{background:rgba(199,80,238,.3)}

::-webkit-scrollbar{width:10px;height:10px}
::-webkit-scrollbar-thumb{background:var(--line2);border-radius:8px}
::-webkit-scrollbar-track{background:transparent}

/* Tugmalar */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 24px;border-radius:15px;font-weight:700;font-size:15px;line-height:1;
  transition:transform var(--tr),box-shadow var(--tr),background-color var(--tr),color var(--tr),opacity var(--tr),filter var(--tr);
  will-change:transform;user-select:none;white-space:nowrap;
}
.btn:active{transform:scale(.96)}
.btn svg{width:18px;height:18px;flex:none}
.btn-primary{
  background:var(--grad);color:#fff;
  box-shadow:var(--glow), inset 0 1.5px 0 rgba(255,255,255,.45);
}
.btn-primary:hover{transform:translateY(-2px);filter:brightness(1.06)}
.btn-ghost{
  background:var(--surface);color:var(--ink);border:1.5px solid var(--glass-br);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  box-shadow:0 8px 22px -12px rgba(88,48,180,.3), inset 0 1px 0 var(--glass-hi);
}
.btn-ghost:hover{transform:translateY(-2px)}
.btn-soft{background:var(--brand-soft);color:var(--brand);border:1px solid var(--brand-soft)}
.btn-soft:hover{transform:translateY(-2px)}
.btn-danger{background:var(--rose-soft);color:var(--rose)}
.btn-danger:hover{transform:translateY(-2px)}
.btn-sm{padding:9px 15px;font-size:13.5px;border-radius:12px}
.btn-sm svg{width:15px;height:15px}
.btn-icon{padding:10px;border-radius:12px}
.btn[disabled]{opacity:.5;pointer-events:none}

/* Formalar */
.field{display:flex;flex-direction:column;gap:7px;margin-bottom:15px}
.field label{font-size:13px;font-weight:700;color:var(--ink2);letter-spacing:.01em}
.inp,.sel,textarea.inp{
  width:100%;padding:12.5px 15px;border-radius:14px;border:1.5px solid var(--glass-br);
  background:var(--surface);color:var(--ink);font-size:15px;outline:none;
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  box-shadow:inset 0 1px 0 var(--glass-hi);
  transition:border-color var(--tr),box-shadow var(--tr);
}
.inp:focus,.sel:focus,textarea.inp:focus{border-color:var(--brand);box-shadow:0 0 0 4px var(--brand-soft), inset 0 1px 0 var(--glass-hi)}
.inp::placeholder{color:var(--ink3)}
textarea.inp{resize:vertical;min-height:96px;line-height:1.55}
.sel{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%238A83B0' stroke-width='2.5' stroke-linecap='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 14px center;padding-right:38px}

/* Shisha kartalar */
.card{
  background:var(--surface);border:1.5px solid var(--glass-br);border-radius:var(--r-lg);
  box-shadow:var(--shadow);
  backdrop-filter:blur(22px) saturate(1.45);-webkit-backdrop-filter:blur(22px) saturate(1.45);
}

/* Badge */
.badge{display:inline-flex;align-items:center;gap:5px;padding:4.5px 11px;border-radius:99px;font-size:11.5px;font-weight:800;letter-spacing:.04em;text-transform:uppercase}
.badge svg{width:12px;height:12px}

/* Toast */
#toasts{position:fixed;top:18px;right:18px;z-index:9999;display:flex;flex-direction:column;gap:10px;pointer-events:none;max-width:min(92vw,380px)}
.toast{
  background:var(--glass);border:1.5px solid var(--glass-br);color:var(--ink);
  backdrop-filter:blur(20px) saturate(1.5);-webkit-backdrop-filter:blur(20px) saturate(1.5);
  padding:13px 17px;border-radius:16px;box-shadow:var(--shadow-lg);font-size:14px;font-weight:600;line-height:1.45;
  opacity:0;transform:translateX(24px);transition:transform .35s cubic-bezier(.2,.9,.3,1.2),opacity .35s ease;
  border-left:4px solid var(--brand);
}
.toast.show{opacity:1;transform:translateX(0)}
.toast-ok{border-left-color:var(--green)}
.toast-err{border-left-color:var(--rose)}
.toast-live{border-left-color:var(--amber)}

/* Modal */
.modal-back{
  position:fixed;inset:0;z-index:1000;background:rgba(16,10,40,.5);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  display:flex;align-items:center;justify-content:center;padding:20px;
  opacity:0;transition:opacity .25s ease;
}
.modal-back.show{opacity:1}
.modal{
  background:var(--glass);border:1.5px solid var(--glass-br);border-radius:var(--r-xl);box-shadow:var(--shadow-lg);
  backdrop-filter:blur(30px) saturate(1.6);-webkit-backdrop-filter:blur(30px) saturate(1.6);
  width:100%;max-width:520px;max-height:88vh;overflow-y:auto;padding:26px;
  transform:translateY(18px) scale(.97);transition:transform .3s cubic-bezier(.2,.9,.3,1.15);
}
.modal-back.show .modal{transform:translateY(0) scale(1)}
.modal-lg{max-width:720px}
.modal-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.modal-head h3{font-size:19px;font-weight:800;letter-spacing:-.01em}
.modal-x{padding:8px;border-radius:10px;color:var(--ink3);transition:background-color var(--tr),color var(--tr)}
.modal-x:hover{background:var(--surface2);color:var(--ink)}
.modal-x svg{width:18px;height:18px}
.modal-foot{display:flex;gap:10px;justify-content:flex-end;margin-top:22px}

/* Til tugmalari */
.lang-sw{display:inline-flex;background:var(--surface2);border-radius:12px;padding:3.5px;gap:2px;border:1px solid var(--glass-br)}
.lang-sw button{
  padding:6.5px 12px;border-radius:9px;font-size:12.5px;font-weight:800;color:var(--ink3);letter-spacing:.03em;
  transition:background-color var(--tr),color var(--tr),box-shadow var(--tr);
}
.lang-sw button.on{background:var(--grad);color:#fff;box-shadow:0 4px 12px -4px rgba(168,60,220,.6)}

.theme-btn{padding:9px;border-radius:12px;background:var(--surface2);color:var(--ink2);border:1px solid var(--glass-br);transition:background-color var(--tr),color var(--tr),transform var(--tr)}
.theme-btn:hover{transform:translateY(-2px);color:var(--ink)}
.theme-btn svg{width:18px;height:18px}

/* Reveal / animatsiyalar */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s cubic-bezier(.2,.7,.3,1)}
.reveal.in{opacity:1;transform:none}
@keyframes viewIn{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
.view-in{animation:viewIn .38s cubic-bezier(.2,.7,.3,1) both}
@keyframes popIn{from{opacity:0;transform:scale(.92) translateY(8px)}to{opacity:1;transform:none}}
.pop-in{animation:popIn .32s cubic-bezier(.2,.9,.3,1.15) both}
@keyframes slideDown{from{opacity:0;transform:translateY(-14px)}to{opacity:1;transform:none}}
.slide-down{animation:slideDown .4s cubic-bezier(.2,.9,.3,1.1) both}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
.pulse{animation:pulse 1.6s ease-in-out infinite}

.avatar{width:40px;height:40px;border-radius:13px;display:flex;align-items:center;justify-content:center;color:#fff;font-weight:800;font-size:15px;flex:none;letter-spacing:.02em}

.pbar{height:8px;background:var(--surface2);border-radius:99px;overflow:hidden;border:1px solid var(--glass-br)}
.pbar>i{display:block;height:100%;border-radius:99px;background:var(--grad);box-shadow:0 0 12px rgba(199,80,238,.55);transition:width .8s cubic-bezier(.2,.7,.3,1)}

@keyframes shimmer{from{transform:translateX(-100%)}to{transform:translateX(100%)}}
.skel{position:relative;overflow:hidden;background:var(--surface2);border-radius:12px;min-height:18px}
.skel::after{content:'';position:absolute;inset:0;transform:translateX(-100%);background:linear-gradient(90deg,transparent,rgba(255,255,255,.35),transparent);animation:shimmer 1.4s infinite}

.empty-state{text-align:center;padding:52px 20px;color:var(--ink3)}
.empty-state .emo{font-size:44px;margin-bottom:12px}
.empty-state p{font-size:15px;font-weight:600}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001s!important;transition-duration:.001s!important;scroll-behavior:auto!important}
}

/* ============ CANDY POP SKIN (umumiy tokenlar — ikkala panel) ============ */
html.skin-candy{
  --bg:#FFF9F2;
  --bg-grad:linear-gradient(#FFF9F2,#FFF9F2);
  --orb1:rgba(139,92,246,.1); --orb2:rgba(255,150,0,.1); --orb3:rgba(88,204,2,.1); --orb4:rgba(14,165,233,.08);
  --surface:#FFFFFF; --surface2:#FFF3E0; --glass:rgba(255,255,255,.96);
  --glass-br:#F0E2D0; --glass-hi:rgba(255,255,255,0);
  --ink:#3A2E39; --ink2:#6E5F70; --ink3:#9C8CA0; --line:#F0E4D4; --line2:#E2D2BB;
  --brand:#43A302; --brand2:#FF9600; --brand-soft:rgba(88,204,2,.15);
  --grad:linear-gradient(180deg,#7BE030,#52C202);
  --shadow:0 4px 0 #EFE0CC; --shadow-lg:0 6px 0 #E7D6BE;
  --glow:0 5px 0 #3E9A01;
  --r:18px; --r-lg:24px; --r-xl:30px;
}
html.skin-candy body{
  background-image:radial-gradient(rgba(58,46,57,.05) 1.6px,transparent 1.6px);
  background-size:26px 26px;
}
html.skin-candy .card,html.skin-candy .modal,html.skin-candy .toast,
html.skin-candy .inp,html.skin-candy .sel,html.skin-candy textarea.inp,html.skin-candy .btn-ghost{
  backdrop-filter:none;-webkit-backdrop-filter:none;
}
html.skin-candy .card{border-width:3px}
html.skin-candy .btn-primary{border-radius:18px;box-shadow:0 5px 0 #3E9A01}
html.skin-candy .btn-primary:hover{transform:none;filter:brightness(1.05)}
html.skin-candy .btn-primary:active{transform:translateY(4px);box-shadow:0 1px 0 #3E9A01}
html.skin-candy .lang-sw button.on{box-shadow:0 3px 0 #3E9A01}
html.skin-candy .pbar>i{box-shadow:none}

/* ============ BREND LOGOSI (temadan qat'i nazar o'zgarmaydi) ============ */
img.logo-mark, img.land-mark, img.mark, img.tlogin-mark{
  border-radius:50%;object-fit:cover;background:transparent;flex:none;display:block;
  box-shadow:0 8px 22px -8px rgba(20,45,32,.55);
}
img.logo-mark{width:38px;height:38px}
img.mark{width:38px;height:38px}
img.land-mark{
  width:104px;height:104px;margin:0 auto 26px;
  box-shadow:0 22px 48px -14px rgba(20,45,32,.6);
  animation:markFloat 6s ease-in-out infinite;will-change:transform;
}
img.tlogin-mark{width:76px;height:76px;margin:0 auto 18px;box-shadow:0 18px 40px -12px rgba(20,45,32,.6)}
.login-hero img.logo-mark{width:56px;height:56px;margin:0 auto 15px}

/* ================= AI YORDAMCHI ================= */
.ai-fab{
  position:fixed;right:20px;bottom:20px;z-index:900;width:58px;height:58px;border-radius:50%;
  background:var(--grad);color:#fff;font-size:25px;display:flex;align-items:center;justify-content:center;
  box-shadow:var(--glow),0 0 0 6px color-mix(in srgb,var(--brand) 14%,transparent), inset 0 2px 0 rgba(255,255,255,.35);
  transition:transform var(--tr),filter var(--tr);
}
.ai-fab:hover{transform:translateY(-3px) scale(1.05)}
.ai-fab:active{transform:scale(.94)}
.ai-fab.on span{transform:rotate(90deg)}
.ai-fab span{transition:transform var(--tr);display:block;line-height:1}
.ai-panel{
  position:fixed;right:20px;bottom:88px;z-index:901;width:min(400px,calc(100vw - 32px));max-height:min(640px,calc(100vh - 130px));
  background:var(--glass);border:1.5px solid var(--glass-br);border-radius:24px;box-shadow:var(--shadow-lg);
  backdrop-filter:blur(28px) saturate(1.5);-webkit-backdrop-filter:blur(28px) saturate(1.5);
  display:none;flex-direction:column;overflow:hidden;
}
.ai-panel.on{display:flex;animation:popIn .3s cubic-bezier(.2,.9,.3,1.15) both}
.aip-head{padding:15px 18px 13px;border-bottom:1px solid var(--glass-br);position:relative;background:linear-gradient(120deg,color-mix(in srgb,var(--brand) 16%,transparent),transparent)}
.aip-head b{display:block;font-size:15.5px;font-weight:800;font-family:var(--font-disp)}
.aip-sub{font-size:11.5px;font-weight:700;color:var(--ink3);letter-spacing:.03em}
.aip-x{position:absolute;right:12px;top:12px;width:30px;height:30px;border-radius:9px;color:var(--ink3);font-size:14px;transition:background-color var(--tr),color var(--tr)}
.aip-x:hover{background:var(--surface2);color:var(--ink)}
.aip-body{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:10px;min-height:170px}
.aim{max-width:88%;padding:11px 14px;border-radius:16px;font-size:14px;line-height:1.55;white-space:normal;word-break:break-word;animation:popIn .25s ease both}
.aim.user{align-self:flex-end;background:var(--grad);color:#fff;border-bottom-right-radius:6px;font-weight:600}
.aim.assistant{align-self:flex-start;background:var(--surface);border:1px solid var(--glass-br);border-bottom-left-radius:6px}
.aim.busy{display:flex;align-items:center;gap:4px;color:var(--ink3);font-weight:700}
.aim.busy i{width:5px;height:5px;border-radius:50%;background:var(--brand);animation:aiDot 1.2s infinite}
.aim.busy i:nth-child(2){animation-delay:.18s}.aim.busy i:nth-child(3){animation-delay:.36s}
@keyframes aiDot{0%,100%{opacity:.25;transform:translateY(0)}50%{opacity:1;transform:translateY(-3px)}}
.aip-hint{font-size:13.5px;color:var(--ink2);line-height:1.6}
.aip-chips{display:flex;flex-wrap:wrap;gap:7px;margin-top:12px}
.aip-chip{padding:8px 13px;border-radius:99px;background:var(--surface);border:1px solid var(--glass-br);font-size:12.5px;font-weight:700;color:var(--ink2);text-align:left;transition:border-color var(--tr),color var(--tr)}
.aip-chip:hover{border-color:var(--brand);color:var(--brand)}
.aip-form{display:flex;gap:9px;padding:12px;border-top:1px solid var(--glass-br);align-items:flex-end}
.aip-form textarea{
  flex:1;resize:none;border:1.5px solid var(--glass-br);border-radius:14px;background:var(--surface);
  padding:11px 13px;font-size:14px;color:var(--ink);outline:none;max-height:120px;line-height:1.45;
}
.aip-form textarea:focus{border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-soft)}
.aip-send{width:42px;height:42px;border-radius:13px;background:var(--grad);color:#fff;font-size:16px;flex:none;box-shadow:var(--glow);transition:transform var(--tr)}
.aip-send:active{transform:scale(.93)}
@media (max-width:760px){
  .ai-fab{right:14px;bottom:78px;width:52px;height:52px;font-size:22px}
  .ai-panel{right:10px;left:10px;bottom:138px;width:auto;max-height:min(70vh,540px)}
}
html.skin-candy .ai-fab{box-shadow:0 5px 0 #3E9A01}
html.skin-candy .ai-fab:hover{transform:none}
html.skin-candy .ai-fab:active{transform:translateY(4px);box-shadow:0 1px 0 #3E9A01}

/* ================= IMTIHON XONASI ================= */
body.exam-on{overflow:hidden}
.exam-room{
  position:fixed;inset:0;z-index:1200;display:flex;flex-direction:column;
  background:var(--bg);background-image:var(--bg-grad);
}
.ex-top{display:flex;align-items:center;gap:16px;padding:12px 18px;border-bottom:1.5px solid var(--glass-br);background:var(--glass);backdrop-filter:blur(20px)}
.ex-title b{display:block;font-size:15.5px;font-weight:800;font-family:var(--font-disp)}
.ex-title span{font-size:12.5px;color:var(--ink3);font-weight:700}
.ex-timer{margin-left:auto;font-size:18px;font-weight:900;font-variant-numeric:tabular-nums;font-family:var(--font-disp);color:var(--brand)}
.ex-status{font-size:11.5px;font-weight:800;letter-spacing:.05em;text-transform:uppercase;color:var(--ink3);padding:6px 12px;border-radius:99px;background:var(--surface2)}
.ex-status.live{background:var(--green-soft);color:var(--green)}
.ex-status.bad{background:var(--rose-soft);color:var(--rose)}
.ex-close{width:36px;height:36px;border-radius:11px;background:var(--rose-soft);color:var(--rose);font-size:15px;font-weight:800}
.ex-body{flex:1;display:grid;grid-template-columns:1fr 290px;gap:14px;padding:14px;min-height:0}
.ex-stage{position:relative;border-radius:20px;overflow:hidden;background:#fff;border:1.5px solid var(--glass-br);box-shadow:var(--shadow)}
[data-theme="dark"] .ex-stage{background:#141033}
.ex-material{position:absolute;inset:0;display:none;align-items:center;justify-content:center;padding:18px;background:var(--surface2)}
.ex-material.on{display:flex}
.ex-material img{max-width:100%;max-height:100%;object-fit:contain;border-radius:12px}
.ex-mtext{font-size:clamp(20px,3.4vw,34px);font-weight:800;text-align:center;line-height:1.4;font-family:var(--font-disp);max-width:900px}
.ex-board{position:absolute;inset:0;width:100%;height:100%;touch-action:none;cursor:crosshair}
.ex-tools{position:absolute;left:12px;bottom:12px;display:flex;gap:7px;padding:8px;border-radius:16px;background:var(--glass);border:1.5px solid var(--glass-br);backdrop-filter:blur(18px);box-shadow:var(--shadow);flex-wrap:wrap;max-width:calc(100% - 24px)}
.ex-pen{width:26px;height:26px;border-radius:50%;border:2.5px solid transparent;transition:transform var(--tr)}
.ex-pen.on{border-color:var(--ink);transform:scale(1.15)}
.ex-tool{width:32px;height:32px;border-radius:10px;background:var(--surface2);font-size:15px;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:background-color var(--tr)}
.ex-tool.on,.ex-tool:hover{background:var(--brand-soft);color:var(--brand)}
.ex-side{display:flex;flex-direction:column;gap:10px;min-height:0}
.ex-vid{position:relative;border-radius:16px;overflow:hidden;background:#0b0a1f;border:1.5px solid var(--glass-br);aspect-ratio:4/3}
.ex-vid.small{aspect-ratio:16/10;max-height:150px}
.ex-vid video{width:100%;height:100%;object-fit:cover;display:block;background:#0b0a1f}
.ex-vlabel{position:absolute;left:8px;bottom:8px;font-size:11px;font-weight:800;color:#fff;background:rgba(0,0,0,.5);padding:3px 9px;border-radius:99px;backdrop-filter:blur(6px)}
.ex-vid.small video{transform:scaleX(-1)}
.ex-vwait{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;
  background:linear-gradient(160deg,#171436,#0b0a1f);color:#fff}
.ex-vwait b{width:62px;height:62px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  font-size:22px;font-weight:900;font-family:var(--font-disp);background:linear-gradient(135deg,var(--brand),var(--brand2));
  box-shadow:0 0 0 0 rgba(255,255,255,.35);animation:vwPulse 2s ease-out infinite}
.ex-vwait span{font-size:11.5px;font-weight:700;letter-spacing:.04em;text-transform:uppercase;opacity:.7}
@keyframes vwPulse{70%{box-shadow:0 0 0 16px rgba(255,255,255,0)}100%{box-shadow:0 0 0 0 rgba(255,255,255,0)}}
.ex-ping{font-size:11.5px;font-weight:800;font-variant-numeric:tabular-nums;color:var(--ink3);
  padding:6px 10px;border-radius:99px;background:var(--surface2);min-width:0}
.ex-ping:empty{display:none}
.ex-ping.good{background:var(--green-soft);color:var(--green)}
.ex-ping.mid{background:var(--amber-soft,var(--surface2));color:var(--amber,var(--ink2))}
.ex-ping.bad{background:var(--rose-soft);color:var(--rose)}
@media (prefers-reduced-motion:reduce){.ex-vwait b{animation:none}}
.ex-ctrl{display:flex;gap:8px}
.ex-btn{flex:1;height:44px;border-radius:14px;background:var(--surface);border:1.5px solid var(--glass-br);font-size:17px;transition:background-color var(--tr),transform var(--tr)}
.ex-btn:active{transform:scale(.95)}
.ex-btn.off{background:var(--rose-soft);color:var(--rose)}
.ex-finish{flex:2;font-size:14px;font-weight:800;background:var(--grad);color:#fff;border:none;box-shadow:var(--glow)}
.ex-notes{flex:1;min-height:80px;display:flex}
.ex-notes textarea{flex:1;border-radius:14px;border:1.5px solid var(--glass-br);background:var(--surface);padding:11px 13px;font-size:13.5px;resize:none;outline:none;color:var(--ink)}
@media (max-width:900px){
  .ex-body{grid-template-columns:1fr;grid-template-rows:1fr auto}
  .ex-side{flex-direction:row;flex-wrap:wrap}
  .ex-vid{flex:1;min-width:130px;aspect-ratio:1}
  .ex-vid.small{max-height:none}
  .ex-ctrl{width:100%}
  .ex-notes{display:none}
}
/* Imtihon taklifi (o'quvchi) */
.exam-invite{
  display:flex;align-items:center;gap:14px;padding:16px 20px;margin-bottom:20px;border-radius:20px;
  background:linear-gradient(120deg,rgba(139,92,246,.2),rgba(236,72,153,.15));
  border:1.5px solid rgba(168,90,240,.5);box-shadow:var(--shadow);animation:popIn .4s both;
}
.exam-invite .ei-ico{font-size:30px;animation:pulse 1.6s infinite}
.exam-invite b{display:block;font-size:15.5px}
.exam-invite span{font-size:13px;color:var(--ink2);font-weight:600}
.exam-invite .btn{margin-left:auto}

/* ================= KIRUVCHI QO'NG'IROQ ================= */
body.call-on{overflow:hidden}
.call-screen{
  position:fixed;inset:0;z-index:1300;display:flex;align-items:center;justify-content:center;padding:20px;
  background:radial-gradient(circle at 50% 30%, rgba(124,58,237,.35), rgba(10,8,30,.92) 70%);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);animation:viewIn .3s both;
}
.call-card{text-align:center;color:#fff;max-width:380px;width:100%}
.call-ava{position:relative;width:130px;height:130px;margin:0 auto 26px;display:flex;align-items:center;justify-content:center}
.call-ava b{
  position:relative;z-index:2;width:110px;height:110px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  font-size:40px;font-weight:900;font-family:var(--font-disp);color:#fff;
  background:linear-gradient(135deg,#8B5CF6,#EC4899);box-shadow:0 20px 50px -12px rgba(168,60,220,.8);
}
.call-ava .ring1,.call-ava .ring2{position:absolute;inset:0;border-radius:50%;border:2px solid rgba(255,255,255,.55);animation:callRing 1.8s ease-out infinite}
.call-ava .ring2{animation-delay:.9s}
@keyframes callRing{0%{transform:scale(.85);opacity:.85}100%{transform:scale(1.6);opacity:0}}
.call-name{font-size:26px;font-weight:800;font-family:var(--font-disp);letter-spacing:-.02em}
.call-sub{font-size:14px;font-weight:700;opacity:.8;margin-top:6px;animation:pulse 1.6s infinite}
.call-title{margin-top:14px;display:inline-block;padding:8px 16px;border-radius:99px;background:rgba(255,255,255,.16);font-size:13.5px;font-weight:700;border:1px solid rgba(255,255,255,.25)}
.call-acts{display:flex;gap:40px;justify-content:center;margin-top:44px}
.call-btn{display:flex;flex-direction:column;align-items:center;gap:10px;color:#fff}
.call-btn i{
  width:76px;height:76px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  font-size:31px;font-style:normal;line-height:1;transition:transform var(--tr);
}
.call-btn span{font-size:12.5px;font-weight:800;opacity:.85;letter-spacing:.02em}
.call-btn.accept i{background:linear-gradient(135deg,#22C55E,#16A34A);box-shadow:0 14px 32px -10px rgba(34,197,94,.85);animation:callBounce 1.2s ease-in-out infinite}
.call-btn.decline i{background:linear-gradient(135deg,#F43F5E,#DC2626);box-shadow:0 14px 32px -10px rgba(244,63,94,.75)}
.call-btn:active i{transform:scale(.92)}
@keyframes callBounce{0%,100%{transform:translateY(0)}50%{transform:translateY(-7px)}}


/* ============ BALL KARTOCHKALARI (ClassDojo uslubi) ============ */
:root{ --sk-card:#FFFFFF; --sk-card-h:#FCFBFF; --sk-card-br:rgba(90,70,160,.14) }
@media (prefers-color-scheme:dark){ :root:not([data-theme="light"]){ --sk-card:#241D52; --sk-card-h:#2C2463; --sk-card-br:rgba(150,140,220,.2) } }
:root[data-theme="dark"]{ --sk-card:#241D52; --sk-card-h:#2C2463; --sk-card-br:rgba(150,140,220,.2) }
.sk-tabs{display:flex;align-items:center;gap:6px;padding:4px 2px 14px;border-bottom:1.5px solid var(--glass-br);margin-bottom:16px}
.sk-tab{padding:9px 16px;border:0;background:none;cursor:pointer;font:inherit;font-size:14.5px;font-weight:800;
  color:var(--ink3);border-radius:10px;position:relative;transition:color .18s}
.sk-tab:hover{color:var(--ink2);background:var(--surface2)}
.sk-tab.on{color:var(--brand)}
.sk-tab.on::after{content:'';position:absolute;left:14px;right:14px;bottom:-15px;height:3px;border-radius:3px;background:var(--brand)}
.sk-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(118px,1fr));gap:11px;max-height:min(58vh,500px);overflow-y:auto;padding:2px}
.sk-card{position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:7px;
  min-height:124px;padding:15px 9px 12px;border-radius:16px;cursor:pointer;font:inherit;
  background:var(--sk-card);border:1.5px solid var(--sk-card-br);transition:transform .16s cubic-bezier(.34,1.56,.64,1),box-shadow .16s,border-color .16s}
.sk-card:hover{transform:translateY(-3px);background:var(--sk-card-h);border-color:var(--brand);box-shadow:0 12px 26px -12px rgba(0,0,0,.28)}
.sk-card:active{transform:scale(.96)}
.sk-card:disabled{cursor:default;opacity:.5}
.sk-card.given{border-color:var(--green);box-shadow:0 0 0 3px var(--green-soft);opacity:1}
.sk-card.minus.given{border-color:var(--rose);box-shadow:0 0 0 3px var(--rose-soft)}
.sk-pts{position:absolute;top:9px;right:12px;font-size:14px;font-weight:900;font-variant-numeric:tabular-nums;color:var(--green)}
.sk-card.minus .sk-pts{color:var(--rose)}
.sk-emo{font-size:38px;line-height:1;filter:drop-shadow(0 3px 6px rgba(0,0,0,.16))}
.sk-name{font-size:12.5px;font-weight:700;color:var(--ink);text-align:center;line-height:1.28;max-width:100%}
.sk-burst{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;font-size:34px;font-weight:900;
  color:var(--green);background:var(--sk-card);border-radius:16px;animation:skBurst .6s ease-out forwards}
.sk-card.minus .sk-burst{color:var(--rose)}
@keyframes skBurst{0%{opacity:0;transform:scale(.4)}40%{opacity:1;transform:scale(1.08)}100%{opacity:1;transform:scale(1)}}
.sk-hint{margin-top:14px;font-size:12.5px;font-weight:600;color:var(--ink3);text-align:center}
.sk-none{grid-column:1/-1;padding:26px;text-align:center;color:var(--ink3);font-weight:600;font-size:13.5px}
/* boshqaruv */
.sk-man{max-height:min(48vh,420px);overflow-y:auto;padding-right:4px}
.sk-man-h{font-size:12px;font-weight:900;letter-spacing:.07em;text-transform:uppercase;color:var(--ink3);margin:14px 0 8px}
.sk-man-row,.sk-add{display:flex;gap:8px;align-items:center;margin-bottom:8px}
.sk-add{margin-top:14px;padding-top:14px;border-top:1.5px solid var(--glass-br)}
.sk-in-emo{width:62px;text-align:center;font-size:19px;flex:none}
.sk-in-pts{width:72px;flex:none;text-align:center}
.sk-in-kind{width:150px;flex:none}
/* o'quvchilar to'ri */
.dojo-bar{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin:22px 0 13px}
.stu-group .dojo-bar{margin:6px 0 11px}
.dojo-bar>b{font-size:15px;font-weight:900}
.dojo-hint{font-size:12.5px;font-weight:600;color:var(--ink3)}
.dojo-bar .grow{flex:1}
.dojo-bar .btn.on{background:var(--brand);color:#fff}
.dojo-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(118px,1fr));gap:12px}
.dojo-card{position:relative;display:flex;flex-direction:column;align-items:center;gap:9px;padding:16px 8px 13px;
  border-radius:18px;cursor:pointer;font:inherit;background:var(--sk-card);border:1.5px solid var(--sk-card-br);
  transition:transform .16s cubic-bezier(.34,1.56,.64,1),box-shadow .16s,border-color .16s}
.dojo-card:hover{transform:translateY(-3px);border-color:var(--brand);box-shadow:0 12px 26px -12px rgba(0,0,0,.26)}
.dojo-card:active{transform:scale(.96)}
.dojo-ava{position:relative;width:60px;height:60px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  font-size:20px;font-weight:900;font-family:var(--font-disp);color:#fff;background:linear-gradient(135deg,var(--brand),var(--brand2))}
.dojo-on{position:absolute;right:2px;bottom:2px;width:13px;height:13px;border-radius:50%;background:var(--green);border:2.5px solid var(--sk-card)}
.dojo-name{font-size:12.5px;font-weight:800;color:var(--ink);text-align:center;line-height:1.25;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.dojo-pts{min-width:38px;padding:3px 11px;border-radius:99px;font-size:14px;font-weight:900;font-variant-numeric:tabular-nums;
  color:var(--green);background:var(--green-soft)}
.dojo-pts.neg{color:var(--rose);background:var(--rose-soft)}
.dojo-check{position:absolute;top:8px;left:8px;width:22px;height:22px;border-radius:50%;display:none;
  align-items:center;justify-content:center;font-size:13px;font-weight:900;color:#fff;background:var(--brand)}
.dojo-grid.multi .dojo-card{border-style:dashed}
.dojo-grid.multi .dojo-card.sel{border-style:solid;border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-soft,rgba(140,80,255,.16))}
.dojo-grid.multi .dojo-card.sel .dojo-check{display:flex}
.dojo-selbar{position:sticky;bottom:14px;z-index:6;display:none;align-items:center;gap:11px;margin-top:14px;padding:11px 15px;
  border-radius:16px;background:var(--sk-card);border:1.5px solid var(--sk-card-br);box-shadow:0 16px 40px -16px rgba(0,0,0,.4)}
.dojo-selbar.show{display:flex}
.pts-all{display:flex;gap:8px;align-items:center}
@media (max-width:640px){
  .sk-grid{grid-template-columns:repeat(auto-fill,minmax(104px,1fr));gap:9px}
  .sk-card{min-height:108px;padding:13px 7px 11px}
  .sk-emo{font-size:31px}
  .dojo-grid{grid-template-columns:repeat(auto-fill,minmax(98px,1fr));gap:9px}
  .dojo-ava{width:50px;height:50px;font-size:17px}
  .sk-man-row,.sk-add{flex-wrap:wrap}
  .sk-in-kind{width:100%}
}
@media (prefers-reduced-motion:reduce){.sk-card,.dojo-card{transition:none}.sk-burst{animation:none}}

/* ============ KITOB QO'SHISH ============ */
.b-cover{width:44px;height:60px;object-fit:cover;border-radius:8px;flex:none;background:var(--surface2);
  border:1px solid var(--glass-br);box-shadow:0 4px 12px -6px rgba(0,0,0,.4)}
.book-add{margin-top:18px;padding-top:16px;border-top:1.5px solid var(--glass-br)}
.ba-grid{display:flex;gap:16px;align-items:flex-start}
.ba-cover{width:118px;height:158px;flex:none;border-radius:14px;cursor:pointer;overflow:hidden;position:relative;
  border:2px dashed var(--line2);background:var(--surface2);display:flex;align-items:center;justify-content:center;
  transition:border-color .18s,background-color .18s}
.ba-cover:hover{border-color:var(--brand);background:var(--surface)}
.ba-cover-ph{display:flex;flex-direction:column;align-items:center;gap:7px;font-size:30px;color:var(--ink3);width:100%;height:100%;
  justify-content:center}
.ba-cover-ph i{font-style:normal;font-size:11.5px;font-weight:700;text-align:center;padding:0 8px;line-height:1.3}
.ba-cover-ph img{width:100%;height:100%;object-fit:cover;display:block}
.ba-fields{flex:1;min-width:0;display:flex;flex-direction:column;gap:2px}
.ba-fields .field{margin-bottom:10px}
#bFileName{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:100%}
.ba-prog{height:8px;border-radius:99px;background:var(--surface2);overflow:hidden;margin-top:14px;display:none}
.ba-prog.on{display:block}
.ba-prog i{display:block;height:100%;width:0;border-radius:99px;background:linear-gradient(90deg,var(--brand),var(--brand2));
  transition:width .2s ease-out}
.ba-status{margin-top:9px;font-size:13px;font-weight:700;color:var(--ink2);min-height:18px}
.ba-status.bad{color:var(--rose)}
@media (max-width:640px){
  .ba-grid{flex-direction:column;align-items:stretch}
  .ba-cover{width:100%;height:132px}
}

/* ============ IMTIHON: KUZATUV REJIMI, QUIZ, HIMOYA ============ */
.ex-sep{margin-left:8px;border-left:1.5px solid var(--glass-br);padding-left:12px!important;border-radius:0 12px 12px 0}
.ex-tool.on{background:var(--green-soft);color:var(--green)}
/* faqat kuzatish: doska bloklangan */
.exam-room.ro .ex-board{cursor:not-allowed}
.ex-ro{position:absolute;left:50%;bottom:16px;transform:translateX(-50%);display:none;align-items:center;gap:8px;
  padding:8px 16px;border-radius:99px;font-size:12.5px;font-weight:800;color:#fff;background:rgba(20,16,50,.72);
  backdrop-filter:blur(8px);z-index:4;white-space:nowrap}
.exam-room.ro .ex-ro{display:flex}
/* kelgan fayllar + ogohlantirishlar (o'qituvchi) */
.ex-files{display:flex;flex-direction:column;gap:6px;max-height:120px;overflow-y:auto}
.ex-file{display:flex;align-items:center;gap:8px;padding:8px 11px;border-radius:11px;cursor:pointer;font:inherit;text-align:left;
  background:var(--surface2);border:1px solid var(--glass-br);color:var(--ink)}
.ex-file:hover{border-color:var(--brand)}
.ex-file b{font-size:12.5px;font-weight:700;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.ex-alerts{display:flex;flex-direction:column;gap:5px;max-height:130px;overflow-y:auto}
.ex-alert{display:flex;align-items:center;gap:8px;font-size:11.5px;font-weight:700;color:var(--ink2);
  padding:6px 10px;border-radius:9px;background:var(--surface2)}
.ex-alert.bad{color:var(--rose);background:var(--rose-soft)}
.ex-alert time{margin-left:auto;opacity:.6;font-size:10.5px}
/* quiz */
.ex-quiz{display:none;position:absolute;inset:14px;z-index:5;overflow-y:auto;padding:18px;border-radius:18px;
  background:var(--sk-card);border:1.5px solid var(--sk-card-br);box-shadow:0 24px 60px -24px rgba(0,0,0,.45)}
.ex-quiz.on{display:block}
.qz-head{display:flex;align-items:center;gap:11px;margin-bottom:14px;padding-bottom:12px;border-bottom:1.5px solid var(--glass-br)}
.qz-head b{font-size:16px;font-weight:900}
.qz-cnt{padding:4px 11px;border-radius:99px;background:var(--brand-soft,var(--surface2));color:var(--brand);
  font-size:12.5px;font-weight:900;font-variant-numeric:tabular-nums}
.qz-head .btn{margin-left:auto}
.qz-list{display:flex;flex-direction:column;gap:14px}
.qz-q{padding:13px 15px;border-radius:14px;background:var(--surface2);border:1.5px solid transparent;transition:border-color .2s}
.qz-q.done{border-color:var(--green)}
.qz-t{display:flex;gap:10px;font-size:14.5px;font-weight:700;color:var(--ink);margin-bottom:10px;line-height:1.4}
.qz-t i{flex:none;width:24px;height:24px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  font-style:normal;font-size:12px;font-weight:900;color:#fff;background:var(--brand)}
.qz-opts{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:8px}
.qz-o{padding:10px 13px;border-radius:11px;cursor:pointer;font:inherit;font-size:13.5px;font-weight:700;text-align:left;
  background:var(--sk-card);border:1.5px solid var(--sk-card-br);color:var(--ink);transition:border-color .15s,background-color .15s}
.qz-o:hover:not(:disabled){border-color:var(--brand)}
.qz-o:disabled{cursor:default}
.qz-o.pick{border-color:var(--brand);background:var(--brand-soft,var(--surface2))}
.qz-o.right{border-color:var(--green);background:var(--green-soft);color:var(--green)}
.qz-o.wrong{border-color:var(--rose);background:var(--rose-soft);color:var(--rose)}
/* suv belgisi va qulf */
.ex-wm{position:absolute;inset:0;z-index:3;pointer-events:none;overflow:hidden;display:grid;
  grid-template-columns:repeat(3,1fr);align-content:space-around;opacity:.13}
.ex-wm span{font-size:12px;font-weight:800;color:var(--ink);transform:rotate(-24deg);white-space:nowrap;
  text-align:center;padding:6px}
.ex-lock{position:fixed;inset:0;z-index:120;display:none;align-items:center;justify-content:center;
  background:#07060f;color:#fff;text-align:center}
.ex-lock div{display:flex;flex-direction:column;gap:9px}
.ex-lock b{font-size:24px;font-weight:900}
.ex-lock span{font-size:14px;font-weight:600;opacity:.7;max-width:420px;padding:0 20px}
.exam-room.locked .ex-lock{display:flex}
.exam-room.locked .ex-body,.exam-room.locked .ex-top{filter:blur(26px)}
@media print{.exam-room,.call-screen{display:none!important}}
/* imtihon ochiq bo'lsa modallar (quiz, yakunlash) undan tepada */
body.exam-on .modal-back{z-index:1250}
@media (max-width:640px){
  .ex-quiz{inset:8px;padding:13px}
  .qz-opts{grid-template-columns:1fr}
}

/* ============ ALOQA YO'Q / YUKLANMOQDA ============ */
.boot-splash{position:fixed;inset:0;z-index:1500;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:22px;
  background:var(--bg);background-image:var(--bg-grad)}
.boot-splash img{width:76px;height:76px;border-radius:22px;animation:bootPulse 1.6s ease-in-out infinite}
.boot-splash i{width:26px;height:26px;border-radius:50%;border:3px solid var(--line2);border-top-color:var(--brand);
  animation:bootSpin .8s linear infinite}
@keyframes bootPulse{0%,100%{transform:scale(1);opacity:.9}50%{transform:scale(1.07);opacity:1}}
@keyframes bootSpin{to{transform:rotate(360deg)}}
.net-err{position:fixed;inset:0;z-index:2000;display:flex;align-items:center;justify-content:center;padding:24px;
  background:var(--bg);background-image:var(--bg-grad)}
.net-box{display:flex;flex-direction:column;align-items:center;gap:11px;text-align:center;max-width:340px;
  padding:32px 26px;border-radius:24px;background:var(--surface);border:1.5px solid var(--glass-br);box-shadow:var(--shadow)}
.net-emo{font-size:46px;line-height:1}
.net-box b{font-size:19px;font-weight:900;color:var(--ink)}
.net-box span{font-size:14px;font-weight:600;color:var(--ink3);line-height:1.5}
.net-box .btn{margin-top:8px;width:100%;justify-content:center}
.net-why{font-size:12.5px;font-weight:600;color:var(--ink3);opacity:.75}
.net-diag{font-size:13px;font-weight:700;color:var(--brand);text-decoration:none;margin-top:2px}
@media (prefers-reduced-motion:reduce){.boot-splash img,.boot-splash i{animation:none}}

/* ============ TAHRIRLANADIGAN AI QORALAMASI + O'QUVCHI TAHLILI ============ */
.ai-draft.editing{box-shadow:0 0 0 2px var(--brand)}
.ad-head .ad-mode{margin-left:auto}
.ad-ta{width:100%;min-height:132px;resize:vertical;font-size:14.5px;line-height:1.55;margin-bottom:12px}
.ad-stars span{cursor:pointer;user-select:none}
.ad-sc.edit{display:inline-flex;align-items:center;gap:7px;padding:5px 10px}
.ad-sc.edit select{border:0;background:transparent;font:inherit;font-weight:900;color:var(--brand);cursor:pointer}
.ad-m.edit{display:grid;grid-template-columns:1fr 1fr 40px;grid-template-areas:'a b del' 'c c del';
  gap:7px;align-items:center;margin-bottom:9px;padding:9px;border-radius:12px;background:var(--surface2)}
.ad-m.edit .inp[data-mf="wrong"]{grid-area:a}
.ad-m.edit .inp[data-mf="correct"]{grid-area:b}
.ad-m.edit .inp[data-mf="why"]{grid-area:c}
.ad-m.edit .btn{grid-area:del;align-self:stretch;height:auto}
.ad-m.edit .inp[data-mf="wrong"]{color:var(--rose)}
.ad-m.edit .inp[data-mf="correct"]{color:var(--green);font-weight:800}
.ad-m.edit .inp{padding:9px 11px;font-size:13px}
.ad-sum-edit{margin-top:12px}
.ad-sum-edit label{display:block;font-size:12px;font-weight:800;color:var(--ink3);margin-bottom:6px}
.fb-scores{margin-top:12px}
.fb-scores>b,.fb-mist>b{display:block;font-size:11.5px;font-weight:900;letter-spacing:.05em;text-transform:uppercase;
  color:var(--ink3);margin-bottom:8px}
.fb-sc-row{display:flex;flex-wrap:wrap;gap:7px}
.fb-sc{display:inline-flex;align-items:center;gap:6px;padding:5px 11px;border-radius:99px;background:var(--surface2);
  font-size:12.5px;font-weight:700;color:var(--ink2)}
.fb-sc b{color:var(--brand);font-weight:900}
.fb-mist{margin-top:14px;display:flex;flex-direction:column;gap:7px}
.fb-m{display:flex;flex-wrap:wrap;align-items:baseline;gap:7px;padding:9px 12px;border-radius:12px;
  background:var(--surface2);font-size:13.5px}
.fb-m s{color:var(--rose);text-decoration-thickness:1.5px}
.fb-m span{color:var(--ink3)}
.fb-m em{font-style:normal;font-weight:800;color:var(--green)}
.fb-m i{width:100%;font-style:normal;font-size:11.5px;color:var(--ink3)}
@media (max-width:640px){ .ad-m.edit{grid-template-columns:1fr 40px;grid-template-areas:'a del' 'b del' 'c del'} }
.net-bar{position:fixed;left:50%;transform:translateX(-50%);top:12px;z-index:1900;display:flex;align-items:center;gap:12px;
  max-width:calc(100vw - 24px);padding:10px 12px 10px 16px;border-radius:99px;font-size:13px;font-weight:700;
  color:var(--ink);background:var(--surface);border:1.5px solid var(--glass-br);box-shadow:0 14px 34px -14px rgba(0,0,0,.45);
  backdrop-filter:blur(14px);animation:viewIn .3s both}
.net-bar span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.net-bar button{flex:none;padding:7px 14px;border:0;border-radius:99px;font:inherit;font-weight:800;font-size:12.5px;
  color:#fff;background:linear-gradient(135deg,var(--brand),var(--brand2));cursor:pointer}
/* O'qituvchi kirish/ro'yxat tablari */
.tl-tabs{display:flex;gap:6px;padding:4px;border-radius:14px;background:var(--surface2);margin:6px 0 18px}
.tl-tabs button{flex:1;padding:10px;border:0;border-radius:11px;background:transparent;font:inherit;font-size:14px;
  font-weight:800;color:var(--ink3);cursor:pointer;transition:background-color .18s,color .18s}
.tl-tabs button.on{background:var(--sk-card);color:var(--brand);box-shadow:0 4px 12px -6px rgba(0,0,0,.3)}
.tlogin-card .field label{display:block;font-size:12px;font-weight:800;color:var(--ink3);margin-bottom:6px;text-align:left}
.login-err{padding:11px;border-radius:12px;background:var(--rose-soft);color:var(--rose);font-size:13.5px;font-weight:700}