/* ==========================================================================
   2026 Japan Trip - Authentication & Identity Gate Styles
   ========================================================================== */

/* 全螢幕毛玻璃門禁遮罩 */
.auth-gate-overlay {
  position: fixed;
  inset: 0;
  z-index: 99999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  background: rgba(247, 245, 238, 0.94);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  opacity: 1;
  visibility: visible;
  transition: opacity 0.4s ease, visibility 0.4s ease, background 0.3s ease;
}

/* 主題適配遮罩背景 */
[data-theme="washi-light"] .auth-gate-overlay {
  background: rgba(252, 250, 246, 0.94);
}
[data-theme="porcelain-light"] .auth-gate-overlay {
  background: rgba(248, 250, 252, 0.95);
}
[data-theme="dark"] .auth-gate-overlay {
  background: rgba(13, 17, 23, 0.94);
}

.auth-gate-overlay.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

/* 認證門禁卡片 - 極簡現代風格 */
.auth-gate-card {
  width: 100%;
  max-width: 380px;
  background: var(--modal-card-bg, #ffffff);
  border: 1px solid var(--modal-card-border, rgba(44, 30, 20, 0.15));
  border-radius: var(--radius-lg, 20px);
  padding: 2.25rem 1.8rem 2rem;
  box-shadow: var(--modal-card-shadow, 0 25px 60px rgba(44, 30, 20, 0.18));
  text-align: center;
  position: relative;
  overflow: hidden;
  animation: authCardPop 0.5s cubic-bezier(0.16, 1, 0.3, 1);
  transition: background 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

@keyframes authCardPop {
  0% { transform: scale(0.92) translateY(20px); opacity: 0; }
  100% { transform: scale(1) translateY(0); opacity: 1; }
}

.auth-gate-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 5px;
  background: var(--accent-gradient, linear-gradient(90deg, #c2410c, #ea580c));
}

.auth-gate-title {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--text-heading, #1a202c);
  line-height: 1.35;
  margin-bottom: 1.5rem;
  letter-spacing: -0.01em;
}

/* Google 按鈕容器 */
.auth-btn-wrapper {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  margin: 0 auto;
}

/* 授權白名單提示 */
.auth-whitelist-note {
  font-size: 0.82rem;
  color: var(--text-muted, #64748b);
  line-height: 1.5;
  margin-top: 1.5rem;
  padding-top: 1.25rem;
  border-top: 1px dashed var(--border-color, rgba(44, 30, 20, 0.12));
}

.auth-whitelist-chips {
  display: flex;
  justify-content: center;
  gap: 0.6rem;
  margin-top: 0.6rem;
}

.auth-user-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.25rem 0.75rem;
  background: var(--card-sub-bg, #f8f6f0);
  border: 1px solid var(--border-color, rgba(44, 30, 20, 0.12));
  border-radius: 8px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-main, #2d3748);
  transition: var(--transition);
}

/* 阻擋拒絕區塊 */
.auth-denied-box {
  display: none;
  background: var(--badge-warning-bg, rgba(234, 88, 12, 0.1));
  border: 1px solid var(--badge-warning-border, rgba(194, 65, 12, 0.4));
  border-radius: 12px;
  padding: 1.2rem;
  margin-top: 1.25rem;
  text-align: left;
}

.auth-denied-box.show {
  display: block;
}

.auth-denied-title {
  color: var(--badge-warning-text, #c2410c);
  font-weight: 700;
  font-size: 0.95rem;
  margin-bottom: 0.4rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.auth-denied-desc {
  font-size: 0.85rem;
  color: var(--text-main, #2d3748);
  line-height: 1.5;
}

.auth-retry-btn {
  margin-top: 0.85rem;
  padding: 0.45rem 1rem;
  background: var(--accent-red, #dc2626);
  color: #ffffff;
  border: none;
  border-radius: 8px;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: opacity 0.2s ease, transform 0.15s ease;
}

.auth-retry-btn:hover {
  opacity: 0.9;
  transform: translateY(-1px);
}

/* 頂端導覽列使用者登入狀態膠囊 (極簡雅致，與 theme-toggle-btn 完美呼應) */
.user-profile-dock {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.25rem 0.65rem 0.25rem 0.3rem;
  background: var(--quick-nav-pill-bg, rgba(255, 255, 255, 0.94));
  border: 1px solid var(--border-color, rgba(44, 30, 20, 0.14));
  border-radius: 50px;
  box-shadow: var(--shadow-soft, 0 10px 28px rgba(44, 30, 20, 0.07));
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  font-size: 0.82rem;
  color: var(--text-heading, #1a202c);
  vertical-align: middle;
  transition: var(--transition);
  user-select: none;
}

.user-profile-dock:hover {
  border-color: var(--border-highlight);
  box-shadow: var(--shadow-hover);
}

.user-profile-avatar {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  object-fit: cover;
  border: 1.5px solid var(--text-accent, #c2410c);
}

.user-profile-name {
  font-weight: 700;
  max-width: 110px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  color: var(--text-heading, #1a202c);
}

.user-logout-btn {
  background: none;
  border: none;
  padding: 0.15rem 0.45rem;
  color: var(--text-muted, #64748b);
  font-size: 0.75rem;
  font-weight: 600;
  cursor: pointer;
  border-radius: 4px;
  transition: color 0.2s ease, background 0.2s ease;
}

.user-logout-btn:hover {
  color: var(--accent-red, #dc2626);
  background: rgba(220, 38, 38, 0.08);
}

/* 本機離線模式略過按鈕 */
.auth-offline-bypass-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.65rem 1.4rem;
  background: var(--accent-gradient, #c2410c);
  color: #ffffff;
  border: none;
  border-radius: 9999px;
  font-size: 0.92rem;
  font-weight: 600;
  cursor: pointer;
  box-shadow: 0 4px 14px rgba(194, 65, 12, 0.3);
  transition: transform 0.15s ease, opacity 0.2s ease;
}

.auth-offline-bypass-btn:hover {
  transform: translateY(-1px);
  opacity: 0.95;
}