/*
 * Email folder rail and leading toolbar module.
 * Scope: .email-toolbar-leading, .email-top-tabs, .email-folders.
 */

.email-page {
  --email-folder-rail-width: 240px;
  --email-folder-surface: rgba(255, 253, 250, 0.94);
  --email-folder-surface-soft: rgba(255, 248, 244, 0.78);
  --email-folder-border: rgba(232, 220, 214, 0.82);
  --email-folder-text: #2f2934;
  --email-folder-muted: #69717e;
  --email-folder-accent: var(--bb-sage-dark, #4A7A68);
  --email-folder-accent-dark: var(--bb-sage-text, #3D6B57);
  --email-folder-active: rgba(168, 197, 184, 0.12);
  --email-folder-count-bg: rgba(168, 197, 184, 0.10);
}

[data-theme="dark"] .email-page {
  --email-folder-surface: rgba(30, 26, 23, 0.94);
  --email-folder-surface-soft: rgba(36, 31, 27, 0.82);
  --email-folder-border: rgba(168, 197, 184, 0.14);
  --email-folder-text: #E8DDD4;
  --email-folder-muted: #B8ACA3;
  --email-folder-accent: var(--bb-sage, #A8C5B8);
  --email-folder-accent-dark: var(--bb-sage-dark, #4A7A68);
  --email-folder-active: rgba(168, 197, 184, 0.14);
  --email-folder-count-bg: rgba(168, 197, 184, 0.14);
}

@media (min-width: 768px) {
  .email-page .email-toolbar {
    min-height: 56px !important;
    padding: 12px 24px 12px 0 !important;
    gap: 16px !important;
  }

  .email-page .email-toolbar-leading {
    display: flex !important;
    align-items: center !important;
    flex: 0 0 var(--email-folder-rail-width) !important;
    width: var(--email-folder-rail-width) !important;
    min-width: var(--email-folder-rail-width) !important;
    max-width: var(--email-folder-rail-width) !important;
    box-sizing: border-box !important;
    padding: 0 16px 0 24px !important;
    gap: 0 !important;
    opacity: 1 !important;
    animation: none !important;
  }

  .email-page .email-toolbar-leading > .email-folder-toggle {
    display: none !important;
  }
}

@media (max-width: 767px) {
  .email-page .email-toolbar-leading > .email-folder-toggle {
    display: flex !important;
  }
}

@media (min-width: 768px) {
  .email-page .email-folders {
    flex: 0 0 var(--email-folder-rail-width) !important;
    width: var(--email-folder-rail-width) !important;
    min-width: var(--email-folder-rail-width) !important;
    max-width: var(--email-folder-rail-width) !important;
    box-sizing: border-box !important;
    padding: 14px 16px 18px !important;
    background-color: var(--email-folder-surface) !important;
    background-image:
      linear-gradient(180deg, var(--email-folder-surface) 0%, rgba(255, 251, 248, 0.92) 48%, rgba(255, 247, 244, 0.86) 100%) !important;
    border-right: 1px solid var(--email-folder-border) !important;
    border-radius: 0 0 8px 0 !important;
    box-shadow: inset -1px 0 0 rgba(255, 255, 255, 0.70) !important;
    overflow-x: hidden !important;
    overflow-y: auto !important;
  }

  .email-page .email-folders::after {
    display: none !important;
  }

  .email-page .email-rail-header {
    display: flex !important;
    flex-direction: column !important;
    gap: 16px !important;
    padding: 0 0 10px !important;
  }

  .email-page .email-rail-compose {
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    width: 100% !important;
    min-height: 44px !important;
    height: 44px !important;
    box-sizing: border-box !important;
    padding: 0 18px !important;
    gap: 10px !important;
    border: 1.5px solid #4A7A68 !important;
    border-radius: 14px !important;
    background: transparent !important;
    background-image: none !important;
    color: #4A7A68 !important;
    box-shadow: none !important;
    font-family: var(--font-family) !important;
    font-size: var(--font-size-base) !important;
    font-weight: var(--font-weight-bold) !important;
    letter-spacing: 0 !important;
    line-height: 1 !important;
    cursor: pointer !important;
    transition: background 150ms ease, border-color 150ms ease !important;
  }

  .email-page .email-rail-compose:hover {
    background: rgba(74, 122, 104, 0.06) !important;
    border-color: #3D6B57 !important;
    transform: none !important;
    box-shadow: none !important;
  }

  [data-theme="dark"] .email-page .email-rail-compose {
    background: transparent !important;
    background-image: none !important;
    color: #90B4A4 !important;
    border-color: rgba(144, 180, 164, 0.35) !important;
    box-shadow: none !important;
  }

  [data-theme="dark"] .email-page .email-rail-compose:hover {
    background: rgba(144, 180, 164, 0.08) !important;
    background-image: none !important;
    border-color: rgba(144, 180, 164, 0.55) !important;
    box-shadow: none !important;
  }

  .email-page .email-rail-compose svg {
    width: 18px !important;
    height: 18px !important;
    stroke-width: 2 !important;
    flex: 0 0 auto !important;
    color: currentColor !important;
  }

  .email-page .email-rail-heading,
  .email-page .email-labels-section,
  .email-page .email-labels-section-title {
    color: var(--email-folder-muted) !important;
    font-family: var(--font-family) !important;
    font-size: var(--font-size-sm) !important;
    font-weight: 400 !important;
    letter-spacing: 0 !important;
    line-height: 1.2 !important;
    text-transform: none !important;
  }

  .email-page .email-rail-heading {
    display: block !important;
    padding: 2px 4px 0 !important;
  }

  .email-page .email-folder-item {
    display: flex !important;
    align-items: center !important;
    width: 100% !important;
    min-height: 40px !important;
    box-sizing: border-box !important;
    margin: 2px 0 !important;
    padding: 0 12px !important;
    gap: 12px !important;
    border: 0 !important;
    border-radius: 14px !important;
    background: transparent !important;
    box-shadow: none !important;
    color: var(--email-folder-muted) !important;
    font-family: var(--font-family) !important;
    font-size: var(--font-size-base) !important;
    font-weight: 400 !important;
    letter-spacing: 0 !important;
    line-height: 1.2 !important;
    text-align: left !important;
    cursor: pointer !important;
  }

  .email-page .email-folder-item:hover {
    background: rgba(168, 197, 184, 0.10) !important;
    color: var(--email-folder-text) !important;
  }

  .email-page .email-folder-item.active,
  .email-page .email-folder-item[aria-current="true"] {
    background: var(--email-folder-active) !important;
    color: var(--email-folder-text) !important;
    font-weight: var(--font-weight-bold) !important;
  }

  .email-page .email-folder-icon {
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    width: 18px !important;
    height: 18px !important;
    flex: 0 0 18px !important;
    color: currentColor !important;
    opacity: 0.9 !important;
  }

  .email-page .email-folder-item.active .email-folder-icon,
  .email-page .email-folder-item[aria-current="true"] .email-folder-icon {
    color: var(--email-folder-accent) !important;
  }

  .email-page .email-folder-icon svg,
  .email-page .email-folder-item svg {
    width: 18px !important;
    height: 18px !important;
    stroke-width: 1.8 !important;
    color: currentColor !important;
  }

  .email-page .email-folder-label {
    min-width: 0 !important;
    padding: 0 !important;
    color: currentColor !important;
    font-family: var(--font-family) !important;
    font-size: var(--font-size-base) !important;
    font-weight: inherit !important;
    letter-spacing: 0 !important;
    line-height: 1.2 !important;
    text-transform: none !important;
    overflow: hidden !important;
    text-overflow: ellipsis !important;
    white-space: nowrap !important;
  }

  .email-page .email-folder-count {
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    flex: 0 0 auto !important;
    min-width: 24px !important;
    height: 22px !important;
    margin-left: auto !important;
    box-sizing: border-box !important;
    padding: 0 8px !important;
    border-radius: 999px !important;
    background: var(--email-folder-count-bg) !important;
    color: var(--email-folder-muted) !important;
    font-family: var(--font-family) !important;
    font-size: var(--font-size-xs) !important;
    font-weight: var(--font-weight-bold) !important;
    line-height: 22px !important;
    text-align: center !important;
  }

  .email-page .email-add-label-btn {
    display: flex !important;
    align-items: center !important;
    width: 100% !important;
    min-height: 40px !important;
    box-sizing: border-box !important;
    margin: 6px 0 0 !important;
    padding: 0 12px !important;
    gap: 12px !important;
    border: 0 !important;
    border-radius: 14px !important;
    background: transparent !important;
    color: var(--email-folder-muted) !important;
    font-family: var(--font-family) !important;
    font-size: var(--font-size-base) !important;
    font-weight: 400 !important;
    letter-spacing: 0 !important;
    line-height: 1.2 !important;
    text-transform: none !important;
    cursor: pointer !important;
  }

  .email-page .email-add-label-btn:hover {
    background: rgba(168, 197, 184, 0.08) !important;
    color: var(--email-folder-text) !important;
  }

  .email-page .email-add-label-btn svg {
    width: 14px !important;
    height: 14px !important;
    flex: 0 0 14px !important;
    color: currentColor !important;
  }
}


@media (min-width: 1200px) {
  .email-page .email-app:not(.is-thread-open) .email-folders,
  .email-page .email-app.is-thread-open.is-reader-split .email-folders {
    flex: 0 0 var(--email-folder-rail-width) !important;
    width: var(--email-folder-rail-width) !important;
    min-width: var(--email-folder-rail-width) !important;
    max-width: var(--email-folder-rail-width) !important;
    height: 100% !important;
    min-height: 0 !important;
    box-sizing: border-box !important;
    padding: 14px 16px 18px !important;
    background-color: var(--email-folder-surface) !important;
    background-image:
      linear-gradient(180deg, rgba(255, 254, 251, 0.98) 0%, var(--email-folder-surface) 58%, rgba(255, 248, 244, 0.88) 100%) !important;
    border: 1px solid var(--email-folder-border) !important;
    border-right: 0 !important;
    border-radius: 14px 0 0 14px !important;
    box-shadow: 0 14px 34px rgba(71, 52, 45, 0.045), inset -1px 0 0 rgba(232, 220, 214, 0.72) !important;
    overflow-x: hidden !important;
    overflow-y: auto !important;
  }

  [data-theme="dark"] .email-page .email-app:not(.is-thread-open) .email-folders,
  [data-theme="dark"] .email-page .email-app.is-thread-open.is-reader-split .email-folders {
    background-color: var(--email-folder-surface) !important;
    background-image:
      linear-gradient(180deg, rgba(36, 31, 27, 0.98) 0%, var(--email-folder-surface) 58%, rgba(30, 26, 23, 0.9) 100%) !important;
    border-color: var(--email-folder-border) !important;
    box-shadow: 0 14px 34px rgba(20, 18, 15, 0.22), inset -1px 0 0 rgba(168, 197, 184, 0.12) !important;
  }
}

/* ── Folder collapse (ADHD a11y) ────────────────────────────── */

.email-page .email-folders-extra {
  display: grid !important;
  grid-template-rows: 0fr !important;
  transition: grid-template-rows 0.25s ease !important;
}

.email-page .email-folders-extra > .email-folders-extra-inner {
  overflow: hidden !important;
  min-height: 0 !important;
}

.email-page .email-folders-extra.expanded {
  grid-template-rows: 1fr !important;
}

.email-page .email-folder-more-toggle {
  display: flex;
  align-items: center;
  width: 100%;
  min-height: 36px;
  box-sizing: border-box;
  margin: 4px 0;
  padding: 0 12px;
  gap: 10px;
  border: 0;
  border-radius: 14px;
  background: transparent;
  color: var(--email-folder-muted, #69717e);
  font-family: var(--font-family);
  font-size: var(--font-size-sm);
  font-weight: 600;
  letter-spacing: 0.02em;
  cursor: pointer;
}

.email-page .email-folder-more-toggle svg {
  width: 14px;
  height: 14px;
  flex: 0 0 14px;
  transition: transform 0.2s ease;
}

.email-page .email-folder-more-toggle[aria-expanded="true"] svg {
  transform: rotate(90deg);
}

.email-page .email-folder-more-count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 20px;
  height: 18px;
  margin-left: auto;
  padding: 0 6px;
  border-radius: 999px;
  background: var(--email-folder-accent, #4A7A68);
  color: #fffdfa;
  font-family: var(--font-family);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-bold);
  line-height: 18px;
}

@media (min-width: 768px) {
  .email-page .email-folder-more-toggle {
    display: flex !important;
    align-items: center !important;
    width: 100% !important;
    min-height: 36px !important;
    box-sizing: border-box !important;
    margin: 6px 0 2px !important;
    padding: 0 12px !important;
    gap: 10px !important;
    border: 0 !important;
    border-radius: 14px !important;
    background: transparent !important;
    color: var(--email-folder-muted) !important;
    font-family: var(--font-family) !important;
    font-size: var(--font-size-sm) !important;
    font-weight: 600 !important;
    letter-spacing: 0.02em !important;
    line-height: 1.2 !important;
    cursor: pointer !important;
    transition: background 0.15s ease !important;
  }

  .email-page .email-folder-more-toggle:hover {
    background: rgba(168, 197, 184, 0.08) !important;
    color: var(--email-folder-text) !important;
  }

  .email-page .email-folder-more-toggle svg {
    width: 14px !important;
    height: 14px !important;
    flex: 0 0 14px !important;
    transition: transform 0.2s ease !important;
  }

  .email-page .email-folder-more-toggle[aria-expanded="true"] svg {
    transform: rotate(90deg) !important;
  }

  .email-page .email-folder-more-count {
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    min-width: 20px !important;
    height: 18px !important;
    margin-left: auto !important;
    padding: 0 6px !important;
    border-radius: 999px !important;
    background: var(--email-folder-accent) !important;
    color: #fffdfa !important;
    font-family: var(--font-family) !important;
    font-size: var(--font-size-xs) !important;
    font-weight: var(--font-weight-bold) !important;
    line-height: 18px !important;
  }

  [data-theme="dark"] .email-page .email-folder-more-count {
    background: rgba(168, 197, 184, 0.28) !important;
    color: #E8DDD4 !important;
  }
}

@media (prefers-reduced-motion: reduce) {
  .email-page .email-overblik-badge {
    transition: none !important;
  }

  .email-page .email-folders-extra {
    transition: none !important;
  }

  .email-page .email-folder-more-toggle svg {
    transition: none !important;
  }
}