:root{
  --bg1:#f6f8ff;
  --bg2:#ffffff;
  --card:#ffffff;
  --text:#111827;
  --muted:#6b7280;
  --border:#e5e7eb;
  --accent:#2563eb;
  --accent2:#1d4ed8;
  --shadow: 0 22px 70px rgba(17,24,39,.12);
  --danger:#ef4444;

  --mascotWidth: 260px;
  --mascotTop: -290px;
  --cardTopPadding: 96px;

  --eyeSize: 13.2%;
  --eyeLX: 35.6%;
  --eyeRX: 72.2%;
  --eyeYL: 72.0%;
  --eyeRightOffset: 1.2%;
  --eyeYR: calc(var(--eyeYL) + var(--eyeRightOffset));
  --lidColor: #1f2329;

  --pawLX: var(--eyeLX);
  --pawRX: var(--eyeRX);
  --pawLift: 3%;
  --pawYL: calc(var(--eyeYL) - var(--pawLift));
  --pawYR: calc(var(--eyeYR) - var(--pawLift));

  --pawW: 26%;
  --pawH: 20%;
  --pawStartDrop: 110px;
  --pawDuration: 420ms;

  --pawFur: #1f2329;
  --pawFur2: #2a2f37;
  --pawPad: #0f141b;
  --pawPad2: #121a24;
}

@media (prefers-color-scheme: dark){
  :root{
    --bg1:#0b1220;
    --bg2:#060a12;
    --card:#0b1220;
    --text:#e5e7eb;
    --muted:#94a3b8;
    --border:#1f2937;
    --accent:#60a5fa;
    --accent2:#3b82f6;
    --shadow: 0 22px 70px rgba(0,0,0,.45);
    --lidColor:#0b0f16;

    --pawFur:#0b0f16;
    --pawFur2:#101826;
    --pawPad:#060a12;
    --pawPad2:#0a0f18;
  }
}

html[data-theme="light"]{
  --bg1:#f6f8ff;
  --bg2:#ffffff;
  --card:#ffffff;
  --text:#111827;
  --muted:#6b7280;
  --border:#e5e7eb;
  --accent:#2563eb;
  --accent2:#1d4ed8;
  --shadow: 0 22px 70px rgba(17,24,39,.12);
  --lidColor:#1f2329;

  --pawFur:#1f2329;
  --pawFur2:#2a2f37;
  --pawPad:#0f141b;
  --pawPad2:#121a24;
}

html[data-theme="dark"]{
  --bg1:#0b1220;
  --bg2:#060a12;
  --card:#0b1220;
  --text:#e5e7eb;
  --muted:#94a3b8;
  --border:#1f2937;
  --accent:#60a5fa;
  --accent2:#3b82f6;
  --shadow: 0 22px 70px rgba(0,0,0,.45);
  --lidColor:#0b0f16;

  --pawFur:#0b0f16;
  --pawFur2:#101826;
  --pawPad:#060a12;
  --pawPad2:#0a0f18;
}

*{box-sizing:border-box}

body{
  margin:0;
  min-height:100vh;
  display:flex;
  justify-content:center;
  align-items:center;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, "Noto Sans", sans-serif;
  color:var(--text);
  background:
    radial-gradient(900px 450px at 20% 15%, color-mix(in srgb, var(--accent) 18%, transparent) 0%, transparent 60%),
    radial-gradient(900px 450px at 80% 20%, rgba(254,226,226,0.35) 0%, transparent 60%),
    linear-gradient(180deg, var(--bg1), var(--bg2));
  padding:24px;
}

.stage{
  position:relative;
  width:min(440px, 100%);
}

.topbar{
  position:absolute;
  right:0;
  top:-52px;
  display:flex;
  gap:8px;
  z-index:6;
}

.chip{
  border:1px solid var(--border);
  background: color-mix(in srgb, var(--card) 86%, transparent);
  color:var(--text);
  border-radius:12px;
  padding:8px 10px;
  font-size:12px;
  cursor:pointer;
  user-select:none;
  box-shadow: 0 10px 30px rgba(0,0,0,.06);
}

.chip:active{transform: translateY(1px);}

.card{
  position:relative;
  z-index:2;
  background:var(--card);
  border:none;
  border-radius:18px;
  box-shadow:var(--shadow);
  padding:22px;
  padding-top: var(--cardTopPadding);
  overflow:visible;
}

.card::after{
  content:"";
  position:absolute;
  inset:0;
  border:1px solid var(--border);
  border-radius:18px;
  pointer-events:none;
  z-index:5;
}

@keyframes cardShake{
  0%,100%{transform: translateX(0)}
  20%{transform: translateX(-6px)}
  40%{transform: translateX(6px)}
  60%{transform: translateX(-4px)}
  80%{transform: translateX(4px)}
}

.stage.error .card{animation: cardShake 360ms ease-in-out 1;}

.mascotWrap{
  position:absolute;
  left:50%;
  top: var(--mascotTop);
  transform: translateX(-50%);
  width: var(--mascotWidth);
  z-index:1;
  pointer-events:none;
  filter: drop-shadow(0 18px 28px rgba(17,24,39,.18));
  transform-origin: 50% 85%;
  animation: bob 3.8s ease-in-out infinite;
}

@keyframes bob{
  0%,100%{transform: translateX(-50%) translateY(0px) rotate(0deg);}
  50%{transform: translateX(-50%) translateY(4px) rotate(0deg);}
}

.stage.loginFocus .mascotWrap{animation:none;transform: translateX(-50%) rotate(-1.5deg);}
.stage.password .mascotWrap{animation:none;transform: translateX(-50%) rotate(1.5deg) translateY(2px);}
.stage.error .mascotWrap{animation:none;transform: translateX(-50%) rotate(0deg);}

.mascotImg{
  width:100%;
  height:auto;
  display:block;
  user-select:none;
}

.lid{
  position:absolute;
  width:var(--eyeSize);
  height:var(--eyeSize);
  left:0;
  top:0;
  border-radius:50%;
  background: var(--lidColor);
  opacity:0;
  transform: translate(-50%, -50%) scale(1, 0.22);
  transform-origin: center;
  will-change: transform, opacity;
  filter: blur(0.2px);
  z-index:2;
}

.lid.l{ left: var(--eyeLX); top: var(--eyeYL); }
.lid.r{ left: var(--eyeRX); top: var(--eyeYR); }

.stage.blink .lid{
  opacity:1;
  transform: translate(-50%, -50%) scale(1, 1);
  transition: transform 120ms ease, opacity 60ms ease;
}

@keyframes lidSpring{
  0%   { transform: translate(-50%, -50%) scale(1, 0.12); }
  55%  { transform: translate(-50%, -50%) scale(1, 1.10); }
  78%  { transform: translate(-50%, -50%) scale(1, 0.90); }
  100% { transform: translate(-50%, -50%) scale(1, 1); }
}

.stage.password .lid{
  opacity:1;
  animation: lidSpring 420ms cubic-bezier(.2,.9,.2,1) 1;
  transform: translate(-50%, -50%) scale(1, 1);
}

.stage.error .lid{
  opacity:1;
  transform: translate(-50%, -50%) scale(1, 0.55);
  transition: transform 140ms ease, opacity 80ms ease;
}

.stage.calibrate .lid{
  opacity:0.55 !important;
  transform: translate(-50%, -50%) scale(1, 1) !important;
  outline: 2px solid color-mix(in srgb, var(--accent) 65%, transparent);
  box-shadow: 0 0 0 6px color-mix(in srgb, var(--accent) 14%, transparent);
}

.paw{
  position:absolute;
  width:var(--pawW);
  height:var(--pawH);
  left:0;
  top:0;
  opacity:0;
  transform: translate(-50%, -50%) translateY(var(--pawStartDrop)) rotate(0deg) scale(0.92);
  transform-origin: 50% 82%;
  z-index:3;
  filter: drop-shadow(0 14px 18px rgba(0,0,0,.24));
}

.paw::before{
  content:"";
  position:absolute;
  inset:0;
  border-radius: 60% 60% 55% 55% / 70% 70% 45% 45%;
  background:
    radial-gradient(120% 140% at 30% 20%, color-mix(in srgb, #fff 10%, transparent) 0%, transparent 55%),
    radial-gradient(140% 120% at 60% 10%, color-mix(in srgb, var(--pawFur2) 35%, transparent) 0%, transparent 60%),
    linear-gradient(180deg, var(--pawFur2) 0%, var(--pawFur) 60%, var(--pawFur) 100%);
  box-shadow:
    0 1px 0 rgba(255,255,255,.06) inset,
    0 -14px 22px rgba(0,0,0,.20) inset;
}

.paw::after{
  content:"";
  position:absolute;
  inset:0;
  border-radius: inherit;
  background:
    radial-gradient(closest-side at 22% 32%, color-mix(in srgb, var(--pawPad2) 88%, transparent) 0 70%, transparent 72%),
    radial-gradient(closest-side at 40% 26%, color-mix(in srgb, var(--pawPad2) 88%, transparent) 0 68%, transparent 70%),
    radial-gradient(closest-side at 60% 26%, color-mix(in srgb, var(--pawPad2) 88%, transparent) 0 68%, transparent 70%),
    radial-gradient(closest-side at 78% 32%, color-mix(in srgb, var(--pawPad2) 88%, transparent) 0 70%, transparent 72%),
    radial-gradient(70% 62% at 50% 72%, color-mix(in srgb, var(--pawPad) 92%, transparent) 0 70%, transparent 72%),
    radial-gradient(60% 55% at 40% 62%, rgba(255,255,255,.10) 0 35%, transparent 36%);
  opacity:0.86;
  filter: blur(.2px);
}

.paw .claws{
  position:absolute;
  left:50%;
  top:5%;
  width:86%;
  height:24%;
  transform: translateX(-50%);
  opacity:0.32;
  background:
    radial-gradient(closest-side at 15% 50%, rgba(255,255,255,.12) 0 55%, transparent 56%),
    radial-gradient(closest-side at 38% 45%, rgba(255,255,255,.12) 0 55%, transparent 56%),
    radial-gradient(closest-side at 62% 45%, rgba(255,255,255,.12) 0 55%, transparent 56%),
    radial-gradient(closest-side at 85% 50%, rgba(255,255,255,.12) 0 55%, transparent 56%);
  filter: blur(.4px);
}

.paw.l{ left: var(--pawLX); top: var(--pawYL); }
.paw.r{ left: var(--pawRX); top: var(--pawYR); }

@keyframes pawsUpL{
  0%   { transform: translate(-50%, -50%) translateY(var(--pawStartDrop)) rotate(-22deg) scale(0.92); }
  60%  { transform: translate(-50%, -50%) translateY(-10px) rotate(-16deg) scale(1.04); }
  100% { transform: translate(-50%, -50%) translateY(0px) rotate(-12deg) scale(1); }
}

@keyframes pawsUpR{
  0%   { transform: translate(-50%, -50%) translateY(var(--pawStartDrop)) rotate(22deg) scale(0.92); }
  60%  { transform: translate(-50%, -50%) translateY(-10px) rotate(16deg) scale(1.04); }
  100% { transform: translate(-50%, -50%) translateY(0px) rotate(12deg) scale(1); }
}

.stage.password .paw{
  opacity:1;
  animation-duration: var(--pawDuration);
  animation-timing-function: cubic-bezier(.18,.95,.15,1);
  animation-fill-mode: both;
}

.stage.password .paw.l{ animation-name: pawsUpL; }
.stage.password .paw.r{ animation-name: pawsUpR; }

.stage:not(.password) .paw{transition: opacity 160ms ease, transform 260ms ease;}

.headerShield{
  position:relative;
  z-index:4;
  background:var(--card);
  margin: -22px -22px 10px;
  padding: 22px 22px 12px;
  border-bottom: 1px solid color-mix(in srgb, var(--border) 65%, transparent);
  border-top-left-radius: 18px;
  border-top-right-radius: 18px;
}

.brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.dot{width:12px;height:12px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 6px color-mix(in srgb, var(--accent) 18%, transparent);}
.brand b{font-size:18px;font-weight:700;letter-spacing:.3px}
.brand span{color:var(--muted);font-size:13px}

h1{margin:0 0 8px 0;font-size:22px;letter-spacing:.2px;}
p{margin:0;color:var(--muted);font-size:14px;line-height:1.45;}

.content{position:relative;z-index:3;}

form{display:grid;gap:12px;margin-top:10px;}
label{display:block;font-size:12px;color:var(--muted);margin-bottom:6px;}
.field{
  border:1px solid var(--border);
  border-radius:12px;
  padding:12px 12px;
  background: color-mix(in srgb, var(--card) 88%, transparent);
  transition: border-color .15s ease, box-shadow .15s ease;
}

.field:focus-within{
  border-color: color-mix(in srgb, var(--accent) 55%, var(--border));
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 18%, transparent);
}

.stage.error .field.required{
  border-color: color-mix(in srgb, var(--danger) 65%, var(--border));
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--danger) 18%, transparent);
}

input{
  width:100%;
  border:0;
  outline:0;
  font-size:14px;
  color:var(--text);
  background:transparent;
}

.row{display:grid;grid-template-columns:1fr 1fr;gap:12px;}
@media (max-width: 480px){ .row{grid-template-columns:1fr} }

.btn{
  margin-top:6px;
  border:0;
  border-radius:12px;
  padding:12px 14px;
  background: var(--accent);
  color:#fff;
  font-weight:600;
  cursor:pointer;
  transition: transform .08s ease, background .15s ease;
}

.btn:hover{background:var(--accent2)}
.btn:active{transform: translateY(1px)}

.note{margin-top:10px;font-size:12px;color:var(--muted);}

.errorText{
  display:none;
  margin-top:8px;
  font-size:12px;
  color: color-mix(in srgb, var(--danger) 85%, var(--text));
}

.stage.error .errorText{display:block;}

.support{
  margin-top:16px;
  display:flex;
  justify-content:center;
  position:relative;
  z-index:3;
}

.supportLink{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:8px 12px;
  border-radius:10px;
  text-decoration:none;
  font-size:13px;
  font-weight:600;
  color:var(--muted);
  background: color-mix(in srgb, var(--card) 88%, transparent);
  border:1px solid var(--border);
  transition: background .15s ease, color .15s ease, transform .08s ease;
}

.supportLink:hover{
  color:var(--accent);
  background: color-mix(in srgb, var(--accent) 8%, var(--card));
}

.supportLink:active{transform: translateY(1px);}

.tgIcon{
  width:18px;
  height:18px;
  display:inline-block;
  background-color: currentColor;

  -webkit-mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 240 240'%3E%3Cpath d='M120 0C53.7 0 0 53.7 0 120s53.7 120 120 120 120-53.7 120-120S186.3 0 120 0zm58.6 82.6l-19.7 92.8c-1.5 6.6-5.6 8.2-11.4 5.1l-31.6-23.3-15.2 14.6c-1.7 1.7-3.1 3.1-6.4 3.1l2.3-32.8 59.7-53.9c2.6-2.3-.6-3.6-4-1.3l-73.8 46.5-31.8-10c-6.9-2.1-7-6.9 1.4-10.2l124.4-48c5.8-2.1 10.8 1.4 9.1 10.4z'/%3E%3C/svg%3E");
  -webkit-mask-repeat: no-repeat;
  -webkit-mask-position: center;
  -webkit-mask-size: contain;

  mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 240 240'%3E%3Cpath d='M120 0C53.7 0 0 53.7 0 120s53.7 120 120 120 120-53.7 120-120S186.3 0 120 0zm58.6 82.6l-19.7 92.8c-1.5 6.6-5.6 8.2-11.4 5.1l-31.6-23.3-15.2 14.6c-1.7 1.7-3.1 3.1-6.4 3.1l2.3-32.8 59.7-53.9c2.6-2.3-.6-3.6-4-1.3l-73.8 46.5-31.8-10c-6.9-2.1-7-6.9 1.4-10.2l124.4-48c5.8-2.1 10.8 1.4 9.1 10.4z'/%3E%3C/svg%3E");
  mask-repeat:no-repeat;
  mask-position:center;
  mask-size:contain;
}

.supportText{line-height:1;}