/* 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}