/* ===== Auth layout ===== */
.auth-page {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
}

.auth-panel {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 48px;
  position: relative;
}

.auth-panel--brand {
  background: var(--bg-secondary);
  border-right: 1px solid var(--border);
  overflow: hidden;
}

.auth-panel--brand::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 30% 50%, rgba(79, 140, 255, 0.12) 0%, transparent 60%);
  pointer-events: none;
}

.auth-brand {
  position: relative;
  z-index: 1;
  max-width: 400px;
}

.auth-brand__logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 20px;
  margin-bottom: 40px;
  color: var(--text-primary);
}

.auth-brand__logo-icon {
  display: flex;
  color: var(--primary);
}

.auth-brand__title {
  font-size: clamp(28px, 3vw, 36px);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.auth-brand__desc {
  font-size: 16px;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 40px;
}

.auth-brand__features {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.auth-brand__feature {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 14px;
  color: var(--text-secondary);
}

.auth-brand__feature-icon {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  background: rgba(79, 140, 255, 0.1);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.auth-panel--form {
  background: var(--bg-primary);
  align-items: center;
}

.auth-form-wrap {
  width: 100%;
  max-width: 400px;
}

.auth-form__back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 32px;
  transition: color var(--transition);
}

.auth-form__back:hover {
  color: var(--text-primary);
}

.auth-form__header {
  margin-bottom: 32px;
}

.auth-form__title {
  font-size: 28px;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 8px;
}

.auth-form__subtitle {
  font-size: 15px;
  color: var(--text-secondary);
}

.auth-form__subtitle a {
  color: var(--primary);
  font-weight: 500;
  transition: opacity var(--transition);
}

.auth-form__subtitle a:hover {
  opacity: 0.8;
}

/* ===== Form elements ===== */
.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.form-input {
  width: 100%;
  padding: 11px 14px;
  font-family: var(--font);
  font-size: 14px;
  color: var(--text-primary);
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.form-input::placeholder {
  color: var(--text-muted);
}

.form-input:hover {
  border-color: #3A4258;
}

.form-input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(79, 140, 255, 0.15);
}

.form-input--error {
  border-color: var(--danger);
}

.form-input--error:focus {
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.15);
}

.form-error {
  display: none;
  font-size: 12px;
  color: var(--danger);
  margin-top: 6px;
}

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

.form-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
}

.form-checkbox {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-secondary);
  cursor: pointer;
  user-select: none;
}

.form-checkbox input {
  width: 16px;
  height: 16px;
  accent-color: var(--primary);
  cursor: pointer;
}

.form-link {
  font-size: 13px;
  color: var(--primary);
  transition: opacity var(--transition);
}

.form-link:hover {
  opacity: 0.8;
}

.form-submit {
  width: 100%;
  padding: 12px;
  font-size: 15px;
  margin-bottom: 24px;
}

.form-submit:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

.form-divider {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
  font-size: 12px;
  color: var(--text-muted);
}

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

.form-social {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.form-social__btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  transition: all var(--transition);
}

.form-social__btn:hover {
  border-color: #3A4258;
  color: var(--text-primary);
}

.form-hint {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 6px;
}

.form-password-wrap {
  position: relative;
}

.form-password-toggle {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  padding: 4px;
  display: flex;
  transition: color var(--transition);
}

.form-password-toggle:hover {
  color: var(--text-secondary);
}

.form-password-wrap .form-input {
  padding-right: 42px;
}

.password-strength {
  display: flex;
  gap: 4px;
  margin-top: 8px;
}

.password-strength__bar {
  flex: 1;
  height: 3px;
  border-radius: 2px;
  background: var(--border);
  transition: background var(--transition);
}

.password-strength__bar--weak { background: var(--danger); }
.password-strength__bar--fair { background: var(--warning); }
.password-strength__bar--good { background: var(--info); }
.password-strength__bar--strong { background: var(--success); }

.password-strength__label {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 4px;
}

.form-alert {
  display: none;
  padding: 12px 14px;
  font-size: 13px;
  border-radius: var(--radius-sm);
  margin-bottom: 20px;
}

.form-alert--error {
  display: block;
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.25);
  color: #FCA5A5;
}

.form-alert--success {
  display: block;
  background: rgba(34, 197, 94, 0.1);
  border: 1px solid rgba(34, 197, 94, 0.25);
  color: #86EFAC;
}

.form-terms {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 24px;
}

.form-terms a {
  color: var(--primary);
}

.form-terms a:hover {
  text-decoration: underline;
}

/* ===== Auth success state ===== */
.auth-success {
  text-align: center;
  padding-top: 16px;
}

.auth-success__icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 20px;
  border-radius: 50%;
  background: rgba(79, 140, 255, 0.12);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
}

.auth-success__icon--green {
  background: rgba(34, 197, 94, 0.12);
  color: var(--success);
}

.auth-success__title {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}

.auth-success__desc {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 12px;
}

.auth-success__desc strong {
  color: var(--text-primary);
  font-weight: 500;
}

.auth-success__hint {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 12px;
}

.auth-success__hint:last-of-type {
  margin-bottom: 24px;
}

.auth-success__hint a {
  color: var(--primary);
}

.auth-success__hint a:hover {
  text-decoration: underline;
}

.auth-success .form-submit {
  display: flex;
  width: 100%;
  margin-bottom: 10px;
}

.auth-success .btn--outline.form-submit {
  margin-bottom: 10px;
}

#tokenError a {
  color: inherit;
  text-decoration: underline;
}

/* ===== Responsive ===== */
@media (max-width: 900px) {
  .auth-page {
    grid-template-columns: 1fr;
  }

  .auth-panel--brand {
    display: none;
  }

  .auth-panel--form {
    padding: 32px 24px;
    min-height: 100vh;
  }

  .auth-form-wrap {
    max-width: 100%;
  }
}

@media (max-width: 480px) {
  .form-social {
    grid-template-columns: 1fr;
  }
}