.auth-modal {
  position: fixed;
  inset: 0;
  display: none;
  z-index: 10010;
}

.auth-modal.is-open {
  display: block;
}

.auth-modal__overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
}

.auth-modal__dialog {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 100%;
  max-width: 460px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-primary);
  padding: 24px;
  animation: modalAppear 320ms ease;
}

.auth-modal__header {
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.auth-modal__title {
  color: var(--text-primary);
  font-size: 22px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.auth-modal__close {
  width: 40px;
  height: 40px;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.auth-modal__close:hover {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-primary);
}

.auth-modal__body {
  margin-top: 8px;
}

.auth-modal__footer {
  display: flex;
  gap: 8px;
  justify-content: center;
  align-items: center;
  margin-top: 16px;
  color: var(--text-muted);
}

.auth-link {
  background: none;
  border: none;
  color: var(--primary-color);
  cursor: pointer;
  text-decoration: none;
  padding: 0;
}

.auth-form__two-cols {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.auth-form__group {
  margin-bottom: 12px;
}

.auth-form__label {
  display: block;
  color: var(--text-muted);
  font-size: 13px;
  margin-bottom: 6px;
}

.auth-form__input {
  width: 100%;
  height: 44px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  background: var(--bg-tertiary);
  color: var(--text-primary);
  padding: 0 12px;
}

.auth-form__row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}

.auth-checkbox {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--text-secondary);
}

/* Custom checkbox */
.auth-checkbox input[type="checkbox"] {
  appearance: none;
  -webkit-appearance: none;
  width: 18px;
  height: 18px;
  border-radius: 4px;
  border: 1px solid var(--border-color);
  background: var(--bg-tertiary);
  display: inline-grid;
  place-items: center;
  position: relative;
  margin: 0;
}

.auth-checkbox input[type="checkbox"]:checked {
  border-color: var(--primary-color);
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
}

.auth-checkbox input[type="checkbox"]::after {
  content: "";
  width: 10px;
  height: 10px;
  transform: scale(0);
  transition: transform var(--transition-fast);
  background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="white" stroke-width="3" stroke-linecap="round" stroke-linejoin="round"><polyline points="20 6 9 17 4 12"/></svg>') center/contain no-repeat;
}

.auth-checkbox input[type="checkbox"]:checked::after {
  transform: scale(1);
}

/* Keep text visually centered with the checkbox */
.auth-checkbox span {
  display: inline-block;
  line-height: 18px;
}

.auth-checkbox--row {
  margin: 10px 0 16px;
}

.auth-button {
  width: 100%;
  height: 46px;
  border-radius: var(--radius-xxl);
  border: 1px solid var(--border-color);
  background: rgba(108, 92, 231, 0.12);
  color: var(--text-primary);
  font-weight: 700;
  cursor: pointer;
}

.auth-button--primary {
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  border-color: var(--primary-color);
}

.auth-button--ghost {
  width: auto;
  height: 38px;
  padding: 0 14px;
  border-radius: var(--radius-xxl);
  background: transparent;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.auth-form__avatar {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 14px;
  align-items: center;
  margin: 6px 0 14px;
}

/* Registration layout tweaks */
.auth-form {
  display: block;
}
.auth-form + .auth-form__two-cols,
.auth-form__two-cols + .auth-form__group {
  margin-top: 4px;
}

.auth-avatar__preview {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  border: 1px solid var(--border-color);
  background: var(--bg-tertiary);
  display: grid;
  place-items: center;
  color: var(--text-muted);
  font-size: 28px;
}

.auth-avatar__actions {
  display: flex;
  gap: 10px;
  align-items: center;
}

@media (max-width: 600px) {
  .auth-form__two-cols {
    grid-template-columns: 1fr;
  }
  .auth-modal__dialog {
    margin: 0 16px;
  }
}