/**
 * Auth Panel Modal Styles (auth3.html / extension과 동일한 디자인)
 * 디자인 토큰은 eluda.css/theme.css에서 제공
 */

/* 모달 컨테이너 */
.auth-modal {
  position: fixed;
  inset: 0;
  display: flex;
  justify-content: center;
  align-items: center;
  background: var(--overlay-scrim, rgba(0, 0, 0, 0.6));
  z-index: 2147483649;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--duration-normal, 0.25s) ease, visibility var(--duration-normal, 0.25s) ease;
}

.auth-modal.is-visible {
  opacity: 1;
  visibility: visible;
}

/* 오버레이 (클릭 영역) */
.auth-modal__backdrop {
  position: absolute;
  inset: 0;
}

/* 다이얼로그 */
.auth-modal__dialog {
  position: relative;
  background: var(--surface-color);
  color: var(--text-color-primary);
  border: 1px solid var(--divider-color);
  border-radius: var(--radius-md, 12px);
  box-shadow: var(--shadow-lg, 0 10px 25px rgba(0, 0, 0, 0.3));
  width: 90%;
  max-width: 420px;
  max-height: 85vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transform: scale(0.95);
  opacity: 0;
  transition: transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1), opacity var(--duration-normal, 0.25s) ease;
}

.auth-modal.is-visible .auth-modal__dialog {
  transform: scale(1);
  opacity: 1;
}

/* 헤더 */
.auth-modal__header {
  position: relative;
  text-align: center;
  padding: 32px 32px 24px;
}

.auth-modal__header h3 {
  margin: 0 0 4px 0;
  font-size: 24px;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text-color-primary);
}

.auth-modal__subtitle {
  font-size: 14px;
  color: var(--text-color-secondary);
  margin: 0;
}

/* 로고 영역 (Iruda 아이콘) */
.logo-area {
  margin: 0 auto 1.5rem auto;
  width: 128px;
  height: 128px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.logo-eluda {
  width: 128px;
  height: 128px;
  border-radius: 24px;
  overflow: hidden;
  background: transparent;
  box-shadow: none;
  flex-shrink: 0;
}

.logo-eluda img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: contain;
}

/* 바디 */
.auth-modal__body {
  padding: 0 32px 32px;
  flex: 1 1 auto;
  min-height: 0;
  overflow-y: auto;
}

.auth-modal__placeholder {
  height: 100%;
  display: grid;
  place-items: center;
  color: var(--text-color-secondary);
  font-size: 13px;
}

.auth-modal__body::-webkit-scrollbar {
  width: 4px;
  background: transparent;
}

.auth-modal__body::-webkit-scrollbar-thumb {
  background-color: color-mix(in srgb, var(--text-color-primary) 12%, transparent);
  border-radius: var(--radius-full);
}

/* 로그인 컨테이너 */
.auth-container {
  max-width: 100%;
  width: 100%;
}

.auth-buttons {
  display: grid;
  gap: 12px;
  width: 100%;
  margin-top: 16px;
}

.auth-button {
  position: relative;
  height: 48px;
  border-radius: var(--radius-lg);
  padding: 0 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-size: 15px;
  font-weight: 600;
  box-shadow: none;
  transition: all var(--duration-fast) var(--ease-default);
  border: 1px solid var(--divider-color);
  background: var(--bg-color);
  color: var(--text-color-primary);
  font-family: var(--font-family);
  width: 100%;
  cursor: pointer;
}

.auth-button .auth-btn-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.auth-button .auth-btn-icon svg {
  width: 20px;
  height: 20px;
}

.auth-button .auth-btn-text {
  font-size: 15px;
}

.auth-button:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring);
}

.auth-button:hover {
  background: var(--button-hover-bg);
  border-color: color-mix(in srgb, var(--divider-color) 50%, var(--text-color-secondary));
}

.auth-button:active {
  transform: translateY(1px);
}

.auth-button-google {
  background: var(--bg-color);
  color: var(--text-color-primary);
  border-color: var(--divider-color);
}

.auth-button-google:hover {
  background: var(--button-hover-bg);
}

.auth-button-google[disabled] {
  opacity: .6;
  cursor: not-allowed;
}

.auth-spinner {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  border: 2px solid transparent;
  border-top-color: currentColor;
  display: none;
  flex-shrink: 0;
}

.auth-button.loading .auth-spinner {
  display: inline-block;
  animation: authspin 1s linear infinite;
}

.auth-button.loading {
  opacity: .6;
  pointer-events: none;
}

@keyframes authspin {
  from {
    transform: rotate(0deg);
  }

  to {
    transform: rotate(360deg);
  }
}

/* 약관/푸터 (auth3.html 스타일) */
.footer-links {
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--divider-color);
  font-size: var(--text-xs, 12px);
  line-height: 1.5;
  color: var(--text-color-secondary);
  text-align: center;
}

.auth-terms {
  margin-top: 16px;
  text-align: center;
  font-size: 11px;
  line-height: 1.5;
  color: var(--text-color-secondary);
}

.footer-links p {
  margin: 0;
  word-break: keep-all;
}

.footer-links a,
.auth-terms a {
  display: inline;
  padding: 0;
  color: var(--accent-color);
  text-decoration: underline;
  font-size: inherit;
}

/* 닫기 버튼 */
.auth-modal__close {
  position: absolute;
  top: 16px;
  right: 16px;
  appearance: none;
  border: 0;
  background: transparent;
  font-size: 20px;
  line-height: 1;
  cursor: pointer;
  color: var(--text-color-secondary);
  border-radius: var(--radius-full);
  width: 36px;
  height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  outline: none;
  transition: all var(--duration-fast) var(--ease-default);
}

.auth-modal__close:hover {
  background: var(--button-hover-bg);
  color: var(--text-color-primary);
}

.auth-modal__close:focus,
.auth-modal__close:focus-visible {
  outline: none;
}

@media (max-width: 480px) {
  .auth-modal__dialog {
    max-width: 100%;
    border-radius: var(--radius-xl);
    margin: 16px;
  }

  .auth-modal__header,
  .auth-modal__body {
    padding-left: 24px;
    padding-right: 24px;
  }

  .auth-modal__header {
    padding-top: 24px;
  }
}