* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  min-height: 100vh;
  display: grid;
  place-items: center;
  overflow: hidden;
  font-family: Arial, "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at 18% 18%, rgba(245,158,11,.26), transparent 28%),
    radial-gradient(circle at 82% 12%, rgba(37,99,235,.22), transparent 30%),
    linear-gradient(135deg, #080c14, #121a2b 48%, #f0f2f8 48%);
}

.login-scene {
  position: fixed;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

.login-shape {
  position: absolute;
  border-radius: 18px;
  background: rgba(245,158,11,.18);
  border: 1px solid rgba(255,255,255,.18);
  animation: floatShape 7s ease-in-out infinite;
}

.shape-one {
  width: 90px;
  height: 90px;
  left: 9%;
  top: 18%;
}

.shape-two {
  width: 120px;
  height: 60px;
  right: 10%;
  top: 16%;
  animation-delay: -2s;
}

.shape-three {
  width: 70px;
  height: 70px;
  right: 17%;
  bottom: 18%;
  animation-delay: -4s;
}

@keyframes floatShape {
  0%,
  100% {
    transform: translateY(0) rotate(0deg);
  }

  50% {
    transform: translateY(-22px) rotate(8deg);
  }
}

.login-container {
  width: 100%;
  padding: 20px;
  display: flex;
  justify-content: center;
}

.login-card {
  position: relative;
  width: min(92vw, 430px);
  background: rgba(255,255,255,.94);
  border: 1px solid rgba(255,255,255,.7);
  border-radius: 20px;
  padding: 30px;
  box-shadow: 0 24px 70px rgba(8,12,20,.22);
  animation: loginEnter .55s ease both;
}

@keyframes loginEnter {
  from {
    opacity: 0;
    transform: translateY(20px) scale(.98);
  }

  to {
    opacity: 1;
    transform: none;
  }
}

.login-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 26px;
}

.login-logo {
  width: 46px;
  height: 46px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  background: #f59e0b;
  color: #0d1117;
  font-weight: 900;
  box-shadow: 0 12px 24px rgba(245,158,11,.28);
}

.login-card h1 {
  font-size: 24px;
  line-height: 1.1;
  color: #0d1117;
}

.login-card p {
  margin-top: 4px;
  color: #64748b;
  font-size: 13px;
}

.input {
  width: 100%;
  min-height: 46px;
  padding: 12px 14px;
  border-radius: 10px;
  border: 1px solid #d8deea;
  background: #f7f8fc;
  outline: none;
  font-size: 15px;
  margin-bottom: 14px;
}

.input:focus {
  border-color: #f59e0b;
  box-shadow: 0 0 0 3px #fef3c7;
}

.login-btn {
  width: 100%;
  min-height: 46px;
  border: none;
  border-radius: 10px;
  background: #0d1117;
  color: white;
  font-size: 16px;
  font-weight: 800;
  cursor: pointer;
  box-shadow: 0 12px 24px rgba(13,17,23,.18);
  transition: transform .18s, box-shadow .18s, filter .18s;
}

.login-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 28px rgba(13,17,23,.22);
  filter: brightness(1.05);
}

.error-text {
  margin-top: 14px;
  min-height: 18px;
  text-align: center;
  color: #dc2626;
  font-size: 14px;
}

.login-foot {
  margin-top: 14px;
  color: #64748b;
  font-size: 12px;
  text-align: center;
}

@media (max-width: 640px) {
  body {
    background:
      radial-gradient(circle at 20% 10%, rgba(245,158,11,.24), transparent 30%),
      linear-gradient(180deg, #080c14 0%, #121a2b 42%, #f0f2f8 42%);
    padding: 18px;
  }

  .login-container {
    padding: 0;
  }

  .login-card {
    padding: 24px;
  }
}