* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.5;
  letter-spacing: -0.01em;
  color: var(--color-text);
  background: var(--color-surface);
  background-image:
    radial-gradient(ellipse 120% 80% at 100% 0%, rgba(195, 250, 245, 0.45), transparent 50%),
    radial-gradient(ellipse 90% 70% at 0% 100%, rgba(253, 224, 240, 0.5), transparent 55%);
}

.loginPage {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-6);
}

.loginCard {
  width: 100%;
  max-width: 440px;
  background: var(--color-surface);
  border-radius: var(--radius-card-lg);
  padding: var(--space-6);
  box-shadow: var(--shadow-ring);
}

.loginBrand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-5);
}

.loginLogo {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-btn);
  background: linear-gradient(135deg, var(--color-interactive), #8b9dff);
  box-shadow: var(--shadow-ring);
}

.loginBrandText {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 600;
  letter-spacing: -0.04em;
  line-height: 1.2;
  color: var(--color-text);
}

.loginBrandSub {
  font-size: 13px;
  color: var(--color-text-secondary);
  margin-top: 2px;
}

.loginCard h1 {
  margin: 0 0 var(--space-2);
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 600;
  letter-spacing: -0.06em;
  line-height: 1.15;
  color: var(--color-text);
}

.loginLead {
  margin: 0 0 var(--space-5);
  color: var(--color-text-secondary);
  font-size: 15px;
  line-height: 1.45;
}

.loginField {
  display: block;
  margin-bottom: var(--space-4);
}

.loginField span {
  display: block;
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-2);
  letter-spacing: 0.02em;
}

.loginField input {
  width: 100%;
  padding: 14px 16px;
  border-radius: var(--radius-input);
  border: 1px solid var(--color-border-input);
  background: var(--color-surface);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 16px;
  outline: none;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.loginField input::placeholder {
  color: var(--color-placeholder);
}

.loginField input:focus {
  border-color: var(--color-interactive);
  box-shadow: var(--shadow-ring-focus);
}

.loginSubmit {
  width: 100%;
  margin-top: var(--space-2);
  padding: 13px 16px;
  border: none;
  border-radius: var(--radius-btn);
  background: var(--color-interactive);
  color: #fff;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  letter-spacing: 0.12px;
  cursor: pointer;
  transition: background 0.15s ease, transform 0.12s ease;
}

.loginSubmit:hover:not(:disabled) {
  background: var(--color-interactive-hover);
}

.loginSubmit:active:not(:disabled) {
  background: var(--color-interactive-pressed);
  transform: scale(0.99);
}

.loginSubmit:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.loginError {
  margin-top: var(--space-4);
  min-height: 22px;
  color: var(--color-danger);
  font-size: 14px;
}

.loginHint {
  margin-top: var(--space-5);
  font-size: 13px;
  color: var(--color-text-secondary);
  line-height: 1.5;
}

.mono {
  font-family: var(--font-mono);
}

@media (max-width: 480px) {
  .loginCard {
    padding: var(--space-5);
  }

  .loginCard h1 {
    font-size: 24px;
  }
}