.login-page.auth {
  position: relative;
  isolation: isolate;
  display: grid;
  place-items: center;
  width: 100%;
  min-height: 100vh;
  min-height: 100svh;
  padding: max(24px, env(safe-area-inset-top)) 20px max(24px, env(safe-area-inset-bottom));
  overflow: hidden;
  background:
    radial-gradient(ellipse at 50% 0%, rgba(0, 128, 246, 0.22), transparent 54%),
    radial-gradient(ellipse at 100% 100%, rgba(127, 32, 249, 0.12), transparent 48%),
    var(--color-bg);
}

.login-page.auth::before,
.login-page.auth::after {
  position: absolute;
  z-index: -1;
  content: '';
  pointer-events: none;
}

.login-page.auth::before {
  inset: 0;
  opacity: 0.2;
  background-image: radial-gradient(rgba(189, 222, 255, 0.45) 0.7px, transparent 0.7px);
  background-size: 24px 24px;
  mask-image: linear-gradient(to bottom, black, transparent 76%);
}

.login-page.auth::after {
  top: -160px;
  left: 50%;
  width: min(90vw, 540px);
  aspect-ratio: 1;
  transform: translateX(-50%);
  border: 1px solid rgba(189, 222, 255, 0.08);
  border-radius: 50%;
  box-shadow: 0 0 0 32px rgba(189, 222, 255, 0.025), 0 0 0 72px rgba(189, 222, 255, 0.02);
}

.login-page.auth .login-container.auth__card {
  position: relative;
  width: calc(100vw - 196px);
  max-width: none;
  padding: clamp(28px, 7vw, 42px);
  overflow: hidden;
  border: 1px solid rgba(189, 222, 255, 0.14);
  border-radius: var(--radius-xl);
  background: linear-gradient(155deg, rgba(22, 43, 92, 0.94), rgba(8, 16, 36, 0.97) 70%);
  box-shadow: 0 28px 90px rgba(0, 0, 0, 0.48), inset 0 1px rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

.login-page.auth .auth__header {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin: 0 0 26px;
  text-align: center;
}

.login-page.auth .auth__logo {
  display: block;
  width: 76px;
  height: 76px;
  margin: 0 0 14px;
  border: 1px solid rgba(189, 222, 255, 0.18);
  border-radius: 22px;
  object-fit: cover;
  box-shadow: 0 10px 32px rgba(0, 128, 246, 0.18);
}

.login-page.auth .auth__eyebrow {
  margin: 0 0 6px;
  color: var(--color-primary-200);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.24em;
}

.login-page.auth .auth__title {
  margin: 0;
  color: var(--color-text-primary);
  font-size: clamp(24px, 6vw, 30px);
  font-weight: 800;
  letter-spacing: -0.035em;
}

.login-page.auth .auth__subtitle {
  margin: 8px 0 0;
  color: var(--color-text-muted);
  font-size: var(--font-size-subtitle);
  line-height: var(--line-height-loose);
}

.login-page.auth .auth__tabs {
  display: flex;
  gap: var(--spacing-xs);
  margin: 0 0 22px;
  padding: 4px;
  border: 1px solid rgba(189, 222, 255, 0.08);
  border-radius: var(--radius-md);
  background: rgba(4, 11, 31, 0.62);
}

.login-page.auth .auth__tabs .login-tab {
  flex: 1;
  min-height: 40px;
  padding: 8px 12px;
  border: 0;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--color-text-muted);
  font-size: var(--font-size-subtitle);
  font-weight: var(--font-weight-medium);
  transition: background var(--transition-fast), color var(--transition-fast), box-shadow var(--transition-fast);
}

.login-page.auth .auth__tabs .login-tab--active {
  background: linear-gradient(135deg, rgba(0, 128, 246, 0.3), rgba(127, 32, 249, 0.25));
  color: var(--color-text-primary);
  box-shadow: inset 0 0 0 1px rgba(189, 222, 255, 0.13);
}

.login-page.auth .auth__form {
  display: grid;
  gap: 15px;
}

.login-page.auth .auth__form .form-group {
  display: flex;
  flex-direction: column;
  gap: 7px;
  margin: 0;
}

.login-page.auth .auth__label {
  color: var(--color-text-secondary);
  font-size: var(--font-size-content);
  font-weight: var(--font-weight-medium);
}

.login-page.auth .auth__input {
  width: 100%;
  min-height: 48px;
  padding: 0 15px;
  border: 1px solid rgba(189, 222, 255, 0.12);
  border-radius: var(--radius-md);
  outline: none;
  background: rgba(4, 11, 31, 0.62);
  color: var(--color-text-primary);
  font-size: 16px;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast);
}

.login-page.auth .auth__input::placeholder {
  color: var(--color-text-disabled);
}

.login-page.auth .auth__input:focus {
  border-color: var(--color-primary-300);
  background: rgba(8, 16, 36, 0.92);
  box-shadow: 0 0 0 3px rgba(0, 128, 246, 0.16);
}

.login-page.auth #login-error {
  margin: 0;
}

.login-page.auth #login-error .error-message {
  display: block;
  padding: 10px 12px;
  border: 1px solid rgba(244, 113, 113, 0.24);
  border-radius: var(--radius-sm);
  background: rgba(222, 50, 50, 0.1);
  color: var(--color-alert-200);
  font-size: var(--font-size-content);
  line-height: var(--line-height-base);
}

.login-page.auth .auth__feedback {
  margin: 0;
}

.login-page.auth .auth__feedback .error-message,
.login-page.auth .auth__feedback .success-message {
  display: block;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  font-size: var(--font-size-content);
  line-height: var(--line-height-base);
}

.login-page.auth .auth__feedback .error-message {
  border: 1px solid rgba(244, 113, 113, 0.24);
  background: rgba(222, 50, 50, 0.1);
  color: var(--color-alert-200);
}

.login-page.auth .auth__feedback .success-message {
  border: 1px solid rgba(37, 183, 85, 0.22);
  background: rgba(37, 183, 85, 0.1);
  color: var(--color-profit-100);
}

.login-page.auth .auth__submit {
  width: 100%;
  min-height: 48px;
  margin: 4px 0 0;
  border-radius: var(--radius-md);
  font-size: var(--font-size-subtitle);
  font-weight: var(--font-weight-bold);
}

.login-page.auth .auth__secondary {
  width: 100%;
  min-height: 42px;
  border: 1px solid rgba(189, 222, 255, 0.14);
  border-radius: var(--radius-md);
  color: var(--color-text-secondary);
  font-size: var(--font-size-content);
}

.login-page.auth .auth__separator {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 22px 0 14px;
  color: var(--color-text-disabled);
  font-size: var(--font-size-footer);
  white-space: nowrap;
}

.login-page.auth .auth__separator::before,
.login-page.auth .auth__separator::after {
  height: 1px;
  flex: 1;
  content: '';
  background: rgba(189, 222, 255, 0.12);
}

.login-page.auth .auth__socials {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: var(--spacing-sm);
}

.login-page.auth .auth__social-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  min-width: 0;
  min-height: 44px;
  padding: 8px 12px;
  border: 1px solid rgba(189, 222, 255, 0.14);
  border-radius: var(--radius-md);
  background: rgba(16, 31, 66, 0.72);
  color: var(--color-text-primary);
  font-size: var(--font-size-content);
  font-weight: var(--font-weight-medium);
  line-height: var(--line-height-base);
  text-align: center;
  text-decoration: none;
  transition: background var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast);
}

.login-page.auth .auth__social-btn:hover {
  border-color: rgba(189, 222, 255, 0.32);
  background: var(--color-surface-hover);
}

.login-page.auth .auth__social-btn:active {
  transform: scale(0.98);
}

.login-page.auth .auth__social-btn--line .auth__line-mark {
  display: grid;
  width: 23px;
  height: 23px;
  place-items: center;
  border-radius: 8px;
  background: #06c755;
  color: #fff;
  font-size: 13px;
  font-weight: 800;
}

.login-page.auth .auth__social-btn--telegram::before {
  display: grid;
  width: 23px;
  height: 23px;
  place-items: center;
  border-radius: 50%;
  content: '➤';
  background: #229ed9;
  color: #fff;
  font-size: 12px;
}

.login-page.auth .auth__footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--spacing-sm);
  margin: 22px 0 0;
  padding-top: 16px;
  border-top: 1px solid rgba(189, 222, 255, 0.1);
  text-align: left;
}

.login-page.auth .auth__footer .login-link {
  color: var(--color-text-muted);
  font-size: var(--font-size-content);
}

.login-page.auth .auth__footer .login-link:hover,
.login-page.auth .auth__footer .auth__register-link {
  color: var(--color-primary-200);
}

.login-page.auth .auth__footer .login-divider {
  display: none;
}

@media (max-width: 480px) {
  .login-page.auth {
    align-items: end;
    padding: 20px 14px max(18px, env(safe-area-inset-bottom));
  }

  .login-page.auth .login-container.auth__card {
    width: 100%;
    padding: 28px 22px 22px;
    border-radius: 24px;
  }

  .login-page.auth .login-container.auth__card--register {
    max-height: calc(100svh - 38px - env(safe-area-inset-top) - env(safe-area-inset-bottom));
    overflow-y: auto;
    overscroll-behavior: contain;
  }

  .login-page.auth .auth__header {
    margin-bottom: 21px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .login-page.auth *,
  .login-page.auth *::before,
  .login-page.auth *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}