.auth-page {
  min-height: 100vh;
  margin: 0;
  background:
    radial-gradient(circle at 50% 0%, rgb(39 110 241 / 7%), transparent 34rem),
    var(--ui-bg);
}

.auth-shell {
  box-sizing: border-box;
  display: grid;
  min-height: 100vh;
  place-items: center;
  padding: 40px 24px;
}

.auth-card {
  box-sizing: border-box;
  width: min(100%, 420px);
  padding: 30px;
}

.auth-brand {
  margin-bottom: 26px;
}

.auth-logo {
  display: block;
  width: min(100%, 240px);
  height: auto;
}

.auth-tagline {
  max-width: 340px;
  margin: 15px 0 0;
  color: var(--ui-text-secondary);
  font-size: 14px;
  line-height: 1.5;
}

.auth-heading h1 {
  margin: 0;
  color: var(--ui-text);
  font-size: 25px;
  font-weight: 720;
  letter-spacing: -.025em;
  line-height: 1.2;
}

.auth-error {
  margin-top: 18px;
  margin-bottom: 0;
}

.auth-form {
  display: grid;
  gap: 16px;
  margin-top: 22px;
}

.auth-field {
  display: grid;
  gap: 7px;
}

.auth-field label {
  color: var(--ui-text);
  font-size: 13px;
  font-weight: 650;
  line-height: 1.3;
}

.auth-field input {
  box-sizing: border-box;
  width: 100%;
  height: 42px;
  padding: 0 12px;
  border: 1px solid var(--ui-border-strong);
  border-radius: var(--ui-radius-sm);
  color: var(--ui-text);
  background: var(--ui-surface);
  font-size: 15px;
  outline: none;
}

.auth-field input:hover {
  border-color: color-mix(in srgb, var(--ui-text-secondary) 58%, var(--ui-border));
}

.auth-field input:focus {
  border-color: var(--ui-accent);
  box-shadow: 0 0 0 3px rgb(39 110 241 / 16%);
}

.auth-submit {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: 42px;
  margin-top: 4px;
  padding: 0 16px;
  border: 1px solid transparent;
  border-radius: var(--ui-radius-sm);
  color: #fff;
  background: var(--ui-accent);
  box-shadow: 0 5px 14px rgb(39 110 241 / 18%);
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
}

.auth-submit:hover:not(:disabled) {
  background: var(--ui-accent-hover);
  box-shadow: 0 6px 18px rgb(39 110 241 / 24%);
}

.auth-submit:active:not(:disabled) {
  box-shadow: 0 2px 8px rgb(39 110 241 / 18%);
}

.auth-submit[aria-busy="true"] {
  cursor: wait;
}

.auth-footer {
  margin-top: 24px;
  padding-top: 18px;
  border-top: 1px solid var(--ui-border);
  color: var(--ui-text-tertiary);
  font-size: 12px;
  line-height: 1.45;
  text-align: center;
}

@media (max-width: 520px) {
  .auth-shell {
    align-items: start;
    padding: 24px 14px;
  }

  .auth-card {
    padding: 24px 20px;
  }

  .auth-logo {
    width: 220px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .auth-page {
    background: var(--ui-bg);
  }
}