:root {
  color-scheme: dark;
  font-family: 'Google Sans Display', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: #0a1018;
  color: #f3f4f8;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.auth-logo {
  position: fixed;
  top: 24px;
  left: 24px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 140px;
  height: 40px;
  padding: 0;
  z-index: 10;
}

.auth-logo img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(circle at 20% 20%, rgba(46, 150, 255, 0.35), transparent 60%),
    radial-gradient(circle at 80% 10%, rgba(255, 70, 0, 0.18), transparent 55%),
    linear-gradient(160deg, #05080c, #0c1521 55%, #070b11);
}

.auth-wrapper {
  width: 100%;
  max-width: 450px;
  padding: 24px;
}

.auth-card {
  background: rgba(21, 27, 36, 0.9);
  border: 1px solid rgba(46, 150, 255, 0.2);
  border-radius: 20px;
  padding: 32px;
  box-shadow:
    0 18px 48px rgba(0, 0, 0, 0.45),
    0 6px 18px rgba(46, 150, 255, 0.25);
  backdrop-filter: blur(12px);
}

.auth-card__header h1 {
  margin: 0 0 6px;
  font-size: 1.4rem;
  letter-spacing: -0.03em;    
  font-weight: 700;
}

.auth-card__header p {
  margin: 0 0 24px;
  color: rgba(243, 244, 248, 0.72);
  font-size: 0.9rem;
}

.auth-form {
  display: grid;
  gap: 18px;
}

.auth-field {
  display: grid;
  gap: 8px;
  font-size: 0.95rem;
  color: rgba(243, 244, 248, 0.85);
}

.auth-field input {
  width: 100%;
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid rgba(46, 150, 255, 0.28);
  background: rgba(6, 12, 20, 0.8);
  color: inherit;
  font-size: 0.95rem;
}

.auth-field input:focus-visible {
  outline: 2px solid rgba(46, 150, 255, 0.75);
  outline-offset: 2px;
}

.auth-submit {
  margin-top: 12px;
  padding: 12px 16px;
  border-radius: 12px;
  border: none;
  font-weight: 600;
  font-size: 1rem;
  text-transform: none;
  letter-spacing: 0.08em;
  background: linear-gradient(120deg, #2e96ff, #448dff 55%, #5a8dff);
  color: #05080c;
  cursor: pointer;
  transition: transform 0.12s ease, box-shadow 0.12s ease;
}

.auth-submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 24px rgba(46, 150, 255, 0.35);
}

.auth-error {
  margin: 0;
  font-size: 0.9rem;
  font-weight: 600;
  color: #ff7171;
  text-align: center;
}

.auth-hint {
  margin-top: 28px;
  padding-top: 20px;
  border-top: 1px solid rgba(46, 150, 255, 0.14);
  color: rgba(243, 244, 248, 0.5);
  font-size: 0.84rem;
  text-align: center;
}

code {
  background: rgba(46, 150, 255, 0.12);
  padding: 2px 6px;
  border-radius: 6px;
  color: rgba(243, 244, 248, 0.9);
}

@media (max-width: 480px) {
  .auth-logo {
    top: 16px;
    left: 16px;
    width: 72px;
    height: 72px;
  }

  .auth-wrapper {
    padding-top: 88px;
  }
}