.auth-page {
  padding: 120px 0 80px;
  min-height: 100vh;
  background: linear-gradient(135deg, var(--primary-light) 0%, var(--bg) 60%);
  display: flex;
  align-items: center;
}

.auth-card {
  max-width: 440px;
  margin: 0 auto;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 48px 40px;
  box-shadow: var(--shadow-lg);
}

.auth-card h1 {
  font-size: 1.8rem;
  font-weight: 800;
  letter-spacing: -.02em;
  margin-bottom: 8px;
  text-align: center;
}

.auth-card .auth-subtitle {
  color: var(--text-secondary);
  font-size: .95rem;
  text-align: center;
  margin-bottom: 32px;
}

.auth-social {
  margin-bottom: 0;
}

.google-login-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  width: 100%;
  padding: 14px 20px;
  background: #fff;
  border: 1px solid #dadce0;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 600;
  font-family: inherit;
  color: #1f1f1f;
  cursor: pointer;
  transition: background .2s ease, box-shadow .2s ease, transform .15s ease;
  text-decoration: none;
  box-shadow: 0 1px 3px rgba(0, 0, 0, .08), 0 1px 2px rgba(0, 0, 0, .04);
  position: relative;
  min-height: 52px;
}

.google-login-btn svg {
  flex-shrink: 0;
}

.google-login-btn:hover {
  background: #f7f8f8;
  color: #1f1f1f;
  box-shadow: 0 4px 12px rgba(0, 0, 0, .1), 0 2px 4px rgba(0, 0, 0, .06);
  transform: translateY(-1px);
}

.google-login-btn:active {
  transform: translateY(0);
  box-shadow: 0 1px 2px rgba(0, 0, 0, .08);
  background: #f1f3f4;
}

.google-login-btn:focus-visible {
  outline: 2px solid #4285F4;
  outline-offset: 2px;
  box-shadow: 0 4px 12px rgba(66, 133, 244, .2);
}

.auth-divider {
  display: flex;
  align-items: center;
  gap: 16px;
  margin: 24px 0;
  color: var(--text-secondary);
  font-size: .8rem;
  text-transform: uppercase;
  letter-spacing: .04em;
  font-weight: 500;
}

.auth-divider::before,
.auth-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}

.auth-form {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-size: .88rem;
  font-weight: 600;
  color: var(--text);
}

.form-input {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid var(--border);
  border-radius: var(--radius);
  font-size: 1rem;
  font-family: inherit;
  color: var(--text);
  background: var(--bg);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}

.form-input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-glow);
}

.form-input.error {
  border-color: var(--error);
  box-shadow: 0 0 0 3px rgba(220, 38, 38, .1);
}

.password-input-wrapper {
  position: relative;
}

.password-input-wrapper .form-input {
  padding-right: 48px;
}

.password-toggle {
  position: absolute;
  right: 4px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  padding: 10px;
  width: 44px;
  height: 44px;
  cursor: pointer;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
}

.password-toggle:hover {
  color: var(--primary);
  background: var(--bg-alt);
}

.password-toggle:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: -2px;
  color: var(--primary);
}

.password-strength {
  display: none;
  align-items: center;
  gap: 10px;
  margin-top: 8px;
}

.password-strength-bar {
  flex: 1;
  height: 4px;
  background: var(--border);
  border-radius: 2px;
  overflow: hidden;
}

.password-strength-fill {
  height: 100%;
  width: 0;
  border-radius: 2px;
  transition: width .3s ease, background .3s ease;
}

.password-strength-text {
  font-size: .75rem;
  font-weight: 600;
  white-space: nowrap;
}

.password-match {
  display: none;
  font-size: .82rem;
  font-weight: 500;
  margin-top: 6px;
}

.password-match.match {
  color: var(--success);
}

.password-match.no-match {
  color: var(--error);
}

.form-error {
  display: none;
  font-size: .82rem;
  color: var(--error);
  margin-top: 2px;
}

.form-error.visible {
  display: block;
}

.auth-error {
  display: none;
  padding: 12px 16px;
  background: var(--error-light);
  border: 1px solid #fecaca;
  border-radius: var(--radius);
  color: var(--error);
  font-size: .88rem;
  text-align: center;
}

.auth-error.visible {
  display: block;
}

.auth-success {
  display: none;
  padding: 12px 16px;
  background: var(--success-light);
  border: 1px solid #bbf7d0;
  border-radius: var(--radius);
  color: var(--success);
  font-size: .88rem;
  text-align: center;
}

.auth-success.visible {
  display: block;
}

.auth-submit {
  width: 100%;
  padding: 14px;
  background: var(--primary);
  color: #fff;
  border: none;
  border-radius: var(--radius);
  font-size: 1rem;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
  margin-top: 8px;
}

.auth-submit:hover {
  background: var(--primary-dark);
  transform: translateY(-1px);
  box-shadow: 0 4px 14px var(--primary-glow);
}

.auth-submit:focus-visible {
  outline: 2px solid var(--primary-dark);
  outline-offset: 2px;
}

.auth-submit:disabled {
  opacity: .6;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.auth-footer {
  text-align: center;
  margin-top: 24px;
  font-size: .9rem;
  color: var(--text-secondary);
}

.auth-footer a {
  color: var(--primary);
  font-weight: 600;
}

.auth-footer a:hover {
  color: var(--primary-dark);
}

.auth-tabs {
  display: flex;
  border: 2px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 32px;
}

.auth-tab {
  flex: 1;
  padding: 14px 12px;
  min-height: 48px;
  background: none;
  border: none;
  font-size: .92rem;
  font-weight: 600;
  font-family: inherit;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition);
}

.auth-tab.active {
  background: var(--primary);
  color: #fff;
}

.auth-tab:not(.active):hover {
  background: var(--primary-light);
  color: var(--primary);
}

.auth-tab:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: -2px;
  z-index: 1;
}

.auth-loading {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 60vh;
}

@media (max-width: 768px) {
  .auth-card {
    padding: 32px 24px;
    margin: 0 16px;
  }
}

@media (max-width: 480px) {
  .auth-card {
    padding: 28px 20px;
  }
  .auth-card h1 {
    font-size: 1.5rem;
  }
}

/* Register consent checkbox */
.auth-consent-label {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: .85rem;
  color: var(--text-secondary);
  line-height: 1.5;
  cursor: pointer;
}
.auth-consent-label input[type="checkbox"] {
  margin-top: 3px;
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  accent-color: var(--primary);
}
.auth-consent-label a {
  color: var(--primary);
  font-weight: 600;
  text-decoration: none;
}
.auth-consent-label a:hover { text-decoration: underline; }