/*! tailwindcss v4.3.0 | MIT License | https://tailwindcss.com */
@layer properties;
@layer theme, base, components, utilities;
@layer theme {
  :root, :host {
    --font-sans: 'Inter', ui-sans-serif, system-ui, sans-serif;
    --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono",
      "Courier New", monospace;
    --shadow-sm: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    --default-transition-duration: 150ms;
    --default-transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1);
    --default-font-family: var(--font-sans);
    --default-mono-font-family: var(--font-mono);
  }
}
@layer base {
  *, ::after, ::before, ::backdrop, ::file-selector-button {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    border: 0 solid;
  }
  html, :host {
    line-height: 1.5;
    -webkit-text-size-adjust: 100%;
    tab-size: 4;
    font-family: var(--default-font-family, ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji");
    font-feature-settings: var(--default-font-feature-settings, normal);
    font-variation-settings: var(--default-font-variation-settings, normal);
    -webkit-tap-highlight-color: transparent;
  }
  hr {
    height: 0;
    color: inherit;
    border-top-width: 1px;
  }
  abbr:where([title]) {
    -webkit-text-decoration: underline dotted;
    text-decoration: underline dotted;
  }
  h1, h2, h3, h4, h5, h6 {
    font-size: inherit;
    font-weight: inherit;
  }
  a {
    color: inherit;
    -webkit-text-decoration: inherit;
    text-decoration: inherit;
  }
  b, strong {
    font-weight: bolder;
  }
  code, kbd, samp, pre {
    font-family: var(--default-mono-font-family, ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace);
    font-feature-settings: var(--default-mono-font-feature-settings, normal);
    font-variation-settings: var(--default-mono-font-variation-settings, normal);
    font-size: 1em;
  }
  small {
    font-size: 80%;
  }
  sub, sup {
    font-size: 75%;
    line-height: 0;
    position: relative;
    vertical-align: baseline;
  }
  sub {
    bottom: -0.25em;
  }
  sup {
    top: -0.5em;
  }
  table {
    text-indent: 0;
    border-color: inherit;
    border-collapse: collapse;
  }
  :-moz-focusring {
    outline: auto;
  }
  progress {
    vertical-align: baseline;
  }
  summary {
    display: list-item;
  }
  ol, ul, menu {
    list-style: none;
  }
  img, svg, video, canvas, audio, iframe, embed, object {
    display: block;
    vertical-align: middle;
  }
  img, video {
    max-width: 100%;
    height: auto;
  }
  button, input, select, optgroup, textarea, ::file-selector-button {
    font: inherit;
    font-feature-settings: inherit;
    font-variation-settings: inherit;
    letter-spacing: inherit;
    color: inherit;
    border-radius: 0;
    background-color: transparent;
    opacity: 1;
  }
  :where(select:is([multiple], [size])) optgroup {
    font-weight: bolder;
  }
  :where(select:is([multiple], [size])) optgroup option {
    padding-inline-start: 20px;
  }
  ::file-selector-button {
    margin-inline-end: 4px;
  }
  ::placeholder {
    opacity: 1;
  }
  @supports (not (-webkit-appearance: -apple-pay-button))  or (contain-intrinsic-size: 1px) {
    ::placeholder {
      color: currentcolor;
      @supports (color: color-mix(in lab, red, red)) {
        color: color-mix(in oklab, currentcolor 50%, transparent);
      }
    }
  }
  textarea {
    resize: vertical;
  }
  ::-webkit-search-decoration {
    -webkit-appearance: none;
  }
  ::-webkit-date-and-time-value {
    min-height: 1lh;
    text-align: inherit;
  }
  ::-webkit-datetime-edit {
    display: inline-flex;
  }
  ::-webkit-datetime-edit-fields-wrapper {
    padding: 0;
  }
  ::-webkit-datetime-edit, ::-webkit-datetime-edit-year-field, ::-webkit-datetime-edit-month-field, ::-webkit-datetime-edit-day-field, ::-webkit-datetime-edit-hour-field, ::-webkit-datetime-edit-minute-field, ::-webkit-datetime-edit-second-field, ::-webkit-datetime-edit-millisecond-field, ::-webkit-datetime-edit-meridiem-field {
    padding-block: 0;
  }
  ::-webkit-calendar-picker-indicator {
    line-height: 1;
  }
  :-moz-ui-invalid {
    box-shadow: none;
  }
  button, input:where([type="button"], [type="reset"], [type="submit"]), ::file-selector-button {
    appearance: button;
  }
  ::-webkit-inner-spin-button, ::-webkit-outer-spin-button {
    height: auto;
  }
  [hidden]:where(:not([hidden="until-found"])) {
    display: none !important;
  }
}
@layer utilities {
  .collapse {
    visibility: collapse;
  }
  .invisible {
    visibility: hidden;
  }
  .visible {
    visibility: visible;
  }
  .fixed {
    position: fixed;
  }
  .static {
    position: static;
  }
  .sticky {
    position: sticky;
  }
  .container {
    width: 100%;
    @media (width >= 40rem) {
      max-width: 40rem;
    }
    @media (width >= 48rem) {
      max-width: 48rem;
    }
    @media (width >= 64rem) {
      max-width: 64rem;
    }
    @media (width >= 80rem) {
      max-width: 80rem;
    }
    @media (width >= 96rem) {
      max-width: 96rem;
    }
  }
  .block {
    display: block;
  }
  .contents {
    display: contents;
  }
  .flex {
    display: flex;
  }
  .hidden {
    display: none;
  }
  .inline {
    display: inline;
  }
  .table {
    display: table;
  }
  .transform {
    transform: var(--tw-rotate-x,) var(--tw-rotate-y,) var(--tw-rotate-z,) var(--tw-skew-x,) var(--tw-skew-y,);
  }
  .resize {
    resize: both;
  }
  .rounded {
    border-radius: 0.25rem;
  }
  .border {
    border-style: var(--tw-border-style);
    border-width: 1px;
  }
  .italic {
    font-style: italic;
  }
  .underline {
    text-decoration-line: underline;
  }
  .blur {
    --tw-blur: blur(8px);
    filter: var(--tw-blur,) var(--tw-brightness,) var(--tw-contrast,) var(--tw-grayscale,) var(--tw-hue-rotate,) var(--tw-invert,) var(--tw-saturate,) var(--tw-sepia,) var(--tw-drop-shadow,);
  }
  .transition {
    transition-property: color, background-color, border-color, outline-color, text-decoration-color, fill, stroke, --tw-gradient-from, --tw-gradient-via, --tw-gradient-to, opacity, box-shadow, transform, translate, scale, rotate, filter, -webkit-backdrop-filter, backdrop-filter, display, content-visibility, overlay, pointer-events;
    transition-timing-function: var(--tw-ease, var(--default-transition-timing-function));
    transition-duration: var(--tw-duration, var(--default-transition-duration));
  }
}
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  line-height: 1.5;
  -webkit-text-size-adjust: 100%;
}
body {
  margin: 0;
}
a {
  color: inherit;
  text-decoration: inherit;
}
b, strong {
  font-weight: bolder;
}
button, input, textarea, select {
  font-family: inherit;
  font-size: 100%;
  color: inherit;
  margin: 0;
  padding: 0;
}
button {
  background: transparent;
  border: none;
  cursor: pointer;
}
img, svg, iframe {
  display: block;
}
[hidden] {
  display: none;
}
ol, ul {
  list-style: none;
}
:root {
  --c-bg: #F4F5F7;
  --c-surface: #FFFFFF;
  --c-surface-2: #F9FAFB;
  --c-border: #EAECF0;
  --c-text-main: #111827;
  --c-text-sub: #374151;
  --c-text-muted: #6B7280;
  --c-text-faint: #9CA3AF;
  --c-accent: #3B82F6;
  --c-accent-hover: #2563EB;
  --c-accent-soft: rgba(59, 130, 246, 0.08);
  --c-warning: #F59E0B;
  --c-warning-soft: rgba(245, 158, 11, 0.1);
  --c-danger: #EF4444;
  --c-danger-soft: rgba(239, 68, 68, 0.1);
  --c-dock: #0D0D0D;
  --c-dock-icon: #555;
  --c-dock-active: #FFFFFF;
  --c-dock-hover: rgba(255, 255, 255, 0.07);
  --r-sm: 6px;
  --r-md: 10px;
  --r-lg: 16px;
  --r-xl: 20px;
  --r-full: 9999px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
  --shadow-lg: 0 12px 32px rgba(0,0,0,0.12);
  --shadow-xl: 0 24px 48px rgba(0,0,0,0.16);
  --font: 'Inter', ui-sans-serif, system-ui, sans-serif;
  --dock-w: 68px;
  --nav-w: 220px;
  --viewer-w: 580px;
  --viewer-w-expanded: 100%;
}
.dark {
  --c-bg: #03050C;
  --c-surface: #0C0F1A;
  --c-surface-2: #111520;
  --c-border: rgba(255, 255, 255, 0.07);
  --c-text-main: #F9FAFB;
  --c-text-sub: #D1D5DB;
  --c-text-muted: #6B7280;
  --c-text-faint: #4B5563;
  --c-accent-soft: rgba(59, 130, 246, 0.12);
  --c-warning-soft: rgba(245, 158, 11, 0.12);
  --c-danger-soft: rgba(239, 68, 68, 0.12);
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.4);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.5);
  --shadow-lg: 0 12px 32px rgba(0,0,0,0.6);
}
html, body {
  height: 100%;
  font-family: var(--font);
  background: var(--c-bg);
  color: var(--c-text-main);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
#app {
  height: 100vh;
  overflow: hidden;
}
::-webkit-scrollbar {
  width: 5px;
  height: 5px;
}
::-webkit-scrollbar-track {
  background: transparent;
}
::-webkit-scrollbar-thumb {
  background: var(--c-border);
  border-radius: var(--r-full);
}
::-webkit-scrollbar-thumb:hover {
  background: var(--c-text-faint);
}
.app-shell {
  display: flex;
  height: 100vh;
  overflow: hidden;
  background: var(--c-bg);
}
.dock {
  width: var(--dock-w);
  flex-shrink: 0;
  height: 100vh;
  background: var(--c-dock);
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 16px 0 20px;
  z-index: 30;
  position: relative;
  overflow: visible;
}
.dock-logo {
  width: 36px;
  height: 36px;
  background: var(--c-accent);
  border-radius: var(--r-md);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  margin-bottom: 24px;
  flex-shrink: 0;
  transition: background 0.15s;
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}
.dock-logo:hover {
  background: var(--c-accent-hover);
}
.dock-logo span {
  color: #fff;
  font-weight: 700;
  font-size: 17px;
  line-height: 1;
}
.dock-nav {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  width: 100%;
  padding: 0 10px;
  overflow: visible;
}
.dock-item {
  position: relative;
  width: 44px;
  height: 44px;
  border-radius: var(--r-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--c-dock-icon);
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
  flex-shrink: 0;
}
.dock-item:hover {
  background: var(--c-dock-hover);
  color: #fff;
}
.dock-item.active {
  color: var(--c-dock-active);
}
.dock-item.active::before {
  content: '';
  position: absolute;
  left: -10px;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 18px;
  background: #fff;
  border-radius: 0 3px 3px 0;
}
.dock-item.soon {
  color: #777;
  cursor: default;
}
.dock-item.soon:hover {
  background: transparent;
  color: #777;
}
.dock-item i {
  font-size: 20px;
}
.dock-bottom {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  width: 100%;
  padding: 0 10px;
}
.dock-item-label {
  position: absolute;
  left: calc(100% + 14px);
  top: 50%;
  transform: translateY(-50%) translateX(-5px);
  background: #141414;
  color: #e5e7eb;
  font-size: 12px;
  font-weight: 500;
  white-space: nowrap;
  padding: 5px 11px;
  border-radius: var(--r-md);
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.5);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.15s ease, transform 0.15s ease;
  font-family: var(--font);
  z-index: 200;
  user-select: none;
}
.dock-item-label::before {
  content: '';
  position: absolute;
  right: 100%;
  top: 50%;
  transform: translateY(-50%);
  border: 5px solid transparent;
  border-right-color: #141414;
}
.dock-item:hover .dock-item-label, .dock-item:focus-visible .dock-item-label {
  opacity: 1;
  transform: translateY(-50%) translateX(0);
}
.dock-item.active .dock-item-label {
  display: none;
}
.nav-panel {
  width: var(--nav-w);
  flex-shrink: 0;
  height: 100vh;
  background: var(--c-bg);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  position: relative;
  transition: width 0.22s cubic-bezier(0.4, 0, 0.2, 1);
}
.nav-panel.collapsed:not(.hover-expanded) {
  width: 52px;
}
.nav-panel.collapsed:not(.hover-expanded) .nav-account-info, .nav-panel.collapsed:not(.hover-expanded) .nav-account-caret, .nav-panel.collapsed:not(.hover-expanded) .nav-compose-label, .nav-panel.collapsed:not(.hover-expanded) .nav-section, .nav-panel.collapsed:not(.hover-expanded) .folder-item-label, .nav-panel.collapsed:not(.hover-expanded) .folder-item-count {
  display: none;
}
.nav-panel.collapsed:not(.hover-expanded) .nav-panel-head {
  padding: 20px 0 12px;
}
.nav-panel.collapsed:not(.hover-expanded) .nav-account {
  justify-content: center;
  padding: 6px;
  margin-bottom: 14px;
}
.nav-panel.collapsed:not(.hover-expanded) .folder-item {
  justify-content: center;
  padding: 9px 0;
}
.nav-panel.collapsed:not(.hover-expanded) .nav-compose {
  width: 36px;
  height: 36px;
  padding: 0;
  border-radius: 10px;
  margin: 0 auto;
  justify-content: center;
  box-shadow: none;
}
.nav-panel-footer {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding: 8px 10px;
  height: 44px;
}
.nav-panel.collapsed:not(.hover-expanded) .nav-panel-footer {
  justify-content: center;
}
.nav-collapse-btn {
  width: 26px;
  height: 26px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--c-border);
  border: 1px solid transparent;
  color: var(--c-text-muted);
  cursor: pointer;
  font-size: 12px;
  transition: background 0.12s, color 0.12s, opacity 0.15s;
  opacity: 0.55;
  flex-shrink: 0;
}
.nav-collapse-btn:hover {
  background: var(--c-text-faint);
  color: var(--c-surface);
  opacity: 1;
}
.nav-panel:hover .nav-collapse-btn {
  opacity: 1;
}
.nav-panel-head {
  padding: 20px 16px 12px;
  flex-shrink: 0;
}
.nav-account {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 6px 4px;
  border-radius: var(--r-md);
  cursor: pointer;
  transition: background 0.1s;
  margin-bottom: 16px;
}
.nav-account:hover {
  background: var(--c-surface);
}
.nav-account-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  font-size: 11px;
  font-weight: 600;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.nav-account-info {
  min-width: 0;
  flex: 1;
}
.nav-account-name {
  font-size: 13px;
  font-weight: 600;
  color: var(--c-text-main);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  line-height: 1.2;
}
.nav-account-email {
  font-size: 11px;
  color: var(--c-text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.nav-account-caret {
  color: var(--c-text-faint);
  font-size: 14px;
  flex-shrink: 0;
}
.nav-compose {
  display: flex;
  align-items: center;
  gap: 8px;
  width: calc(100% - 32px);
  margin: 12px 16px 8px;
  padding: 9px 14px;
  background: var(--c-accent);
  color: #fff;
  border-radius: var(--r-md);
  font-size: 13.5px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s, transform 0.1s, box-shadow 0.15s;
  border: none;
  font-family: var(--font);
  box-shadow: 0 2px 8px rgba(59, 130, 246, 0.25);
}
.nav-compose:hover {
  background: var(--c-accent-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(59, 130, 246, 0.35);
}
.nav-compose:active {
  transform: translateY(0);
}
.nav-compose i {
  font-size: 16px;
}
.nav-section {
  padding: 16px 16px 4px;
  flex-shrink: 0;
}
.nav-section-label {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--c-text-faint);
}
.nav-scroll {
  flex: 1;
  overflow-y: auto;
  padding-bottom: 20px;
}
.folder-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 7px 16px;
  cursor: pointer;
  border-radius: 0;
  transition: background 0.1s, color 0.1s;
  user-select: none;
}
.folder-item:hover {
  background: var(--c-surface);
}
.folder-item.active {
  background: var(--c-surface);
}
.folder-item-icon {
  font-size: 15px;
  color: var(--c-text-faint);
  width: 18px;
  text-align: center;
  flex-shrink: 0;
  transition: color 0.1s;
}
.folder-item.active .folder-item-icon {
  color: var(--c-accent);
}
.folder-item-label {
  flex: 1;
  font-size: 13.5px;
  color: var(--c-text-muted);
  font-weight: 400;
  transition: color 0.1s, font-weight 0.1s;
}
.folder-item.active .folder-item-label {
  color: var(--c-text-main);
  font-weight: 500;
}
.folder-item-count {
  font-size: 11.5px;
  color: var(--c-text-faint);
  font-variant-numeric: tabular-nums;
}
.folder-item.active .folder-item-count {
  color: var(--c-accent);
  font-weight: 500;
}
.workspace {
  flex: 1;
  min-width: 0;
  height: 100vh;
  background: var(--c-surface);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  position: relative;
  transition: flex-grow 0.28s cubic-bezier(0.4, 0, 0.2, 1);
  border-top-left-radius: var(--r-xl);
}
.workspace-toolbar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 24px;
  flex-shrink: 0;
}
.search-bar {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 8px;
  height: 38px;
  background: var(--c-bg);
  border-radius: var(--r-full);
  padding: 0 14px;
  transition: box-shadow 0.15s, background 0.15s;
}
.search-bar:focus-within {
  background: var(--c-surface);
  box-shadow: 0 0 0 2px var(--c-accent), var(--shadow-sm);
}
.search-bar i {
  font-size: 16px;
  color: var(--c-text-faint);
  flex-shrink: 0;
}
.search-bar input {
  flex: 1;
  border: none;
  background: transparent;
  outline: none;
  font-size: 13.5px;
  color: var(--c-text-main);
}
.search-bar input::placeholder {
  color: var(--c-text-faint);
}
.toolbar-btn {
  width: 38px;
  height: 38px;
  border-radius: var(--r-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--c-text-muted);
  cursor: pointer;
  transition: background 0.1s, color 0.1s;
  flex-shrink: 0;
}
.toolbar-btn:hover {
  background: var(--c-bg);
  color: var(--c-text-main);
}
.toolbar-btn i {
  font-size: 18px;
}
.inbox-tabs {
  display: flex;
  align-self: flex-start;
  max-width: calc(100% - 32px);
  padding: 3px;
  flex-shrink: 0;
  overflow-x: auto;
  scrollbar-width: none;
  background: var(--c-surface-2);
  border-radius: var(--r-full);
  margin: 16px 16px 8px;
  gap: 2px;
  border: 1px solid var(--c-border);
}
.inbox-tabs::-webkit-scrollbar {
  display: none;
}
.inbox-tab {
  padding: 5px 14px;
  font-size: 13px;
  font-weight: 500;
  color: var(--c-text-faint);
  border: none;
  background: transparent;
  cursor: pointer;
  white-space: nowrap;
  font-family: var(--font);
  border-radius: var(--r-full);
  transition: color 0.15s, background 0.15s;
  flex-shrink: 0;
}
.inbox-tab:hover {
  color: var(--c-text-muted);
}
.inbox-tab.active {
  color: var(--c-text-main);
  font-weight: 600;
  background: var(--c-surface);
  box-shadow: 0 1px 3px rgba(0,0,0,0.10), 0 0 0 0.5px rgba(0,0,0,0.04);
}
.dark .inbox-tab.active {
  box-shadow: 0 1px 4px rgba(0,0,0,0.5), 0 0 0 0.5px rgba(255,255,255,0.06);
}
.tab-count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 18px;
  height: 18px;
  padding: 0 5px;
  margin-left: 5px;
  font-size: 11px;
  font-weight: 600;
  line-height: 1;
  border-radius: var(--r-full);
  background: var(--c-accent-soft);
  color: var(--c-accent);
  vertical-align: middle;
}
.inbox-tab.active .tab-count {
  background: var(--c-accent);
  color: #fff;
}
.inbox-control-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 16px 0 14px;
  height: 36px;
  flex-shrink: 0;
  border-bottom: 1px solid var(--c-border);
}
.select-left {
  display: flex;
  align-items: center;
  gap: 1px;
  position: relative;
}
.select-all-wrap {
  display: flex;
  align-items: center;
  cursor: pointer;
  padding: 4px 5px;
  border-radius: var(--r-sm);
}
.select-all-wrap:hover {
  background: var(--c-surface-2);
}
.select-all-check {
  width: 15px;
  height: 15px;
  cursor: pointer;
  accent-color: var(--c-accent);
}
.select-dropdown-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 24px;
  border-radius: var(--r-sm);
  color: var(--c-text-muted);
  font-size: 11px;
  transition: background 0.12s, color 0.12s;
}
.select-dropdown-btn:hover {
  background: var(--c-surface-2);
  color: var(--c-text-main);
}
.select-dropdown-menu {
  display: none;
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  min-width: 130px;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--r-md);
  box-shadow: var(--shadow-md);
  padding: 4px;
  z-index: 100;
}
.select-dropdown-menu.open {
  display: flex;
  flex-direction: column;
}
.select-dropdown-item {
  padding: 7px 12px;
  font-size: 13px;
  text-align: left;
  color: var(--c-text-sub);
  border-radius: var(--r-sm);
  transition: background 0.1s, color 0.1s;
}
.select-dropdown-item:hover {
  background: var(--c-surface-2);
  color: var(--c-text-main);
}
.inbox-pager {
  display: flex;
  align-items: center;
  gap: 6px;
}
.pager-new {
  font-size: 12px;
  font-weight: 600;
  color: var(--c-accent);
  background: var(--c-accent-soft);
  padding: 2px 8px;
  border-radius: var(--r-full);
}
.pager-range {
  font-size: 12px;
  color: var(--c-text-muted);
  white-space: nowrap;
}
.pager-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  border-radius: var(--r-sm);
  color: var(--c-text-muted);
  transition: background 0.12s, color 0.12s;
}
.pager-btn:hover:not(:disabled) {
  background: var(--c-surface-2);
  color: var(--c-text-main);
}
.pager-btn:disabled {
  opacity: 0.3;
  cursor: default;
}
.bulk-count {
  font-size: 12px;
  font-weight: 600;
  color: var(--c-text-muted);
  margin-right: 4px;
  white-space: nowrap;
}
.bulk-action-btn {
  font-size: 18px;
  color: var(--c-text-muted);
}
.bulk-action-btn:hover {
  background: var(--c-surface-2);
  color: var(--c-text-main);
}
.inbox-root {
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}
.inbox-list-panel {
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.3s ease;
  will-change: transform, opacity;
}
.inbox-list-panel.list-panel-pushed {
  transform: translateX(-18%);
  opacity: 0.4;
  pointer-events: none;
}
.inbox-thread-panel {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  background: var(--c-surface);
  transform: translateX(100%);
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  will-change: transform;
}
.inbox-thread-panel.ith-visible {
  transform: translateX(0);
}
.inbox-thread-header {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 0 8px 0 4px;
  height: 52px;
  flex-shrink: 0;
  border-bottom: 1px solid var(--c-border);
}
.ith-left {
  display: flex;
  align-items: center;
  gap: 2px;
  flex: 1;
  min-width: 0;
}
.ith-back-btn {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  background: transparent;
  cursor: pointer;
  border-radius: 50%;
  color: var(--c-text-muted);
  font-size: 20px;
}
.ith-back-btn:hover {
  background: var(--c-hover);
  color: var(--c-text-main);
}
.ith-subject {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 1px;
  overflow: hidden;
}
.ith-subject .thread-subject {
  font-size: 14px;
  font-weight: 600;
  margin: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  color: var(--c-text-main);
}
.ith-subject .thread-participants-row {
  display: flex;
  align-items: center;
  gap: 6px;
}
.ith-right {
  display: flex;
  align-items: center;
  gap: 2px;
  flex-shrink: 0;
}
.ith-body {
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.mail-list {
  flex: 1;
  overflow-y: auto;
}
.mail-date-group {
  padding: 16px 24px 4px;
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--c-text-faint);
  user-select: none;
}
@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}
@keyframes mail-ripple {
  to {
    transform: scale(1);
    opacity: 0;
  }
}
@keyframes mail-row-stripe {
  0% {
    transform: scaleY(0);
    opacity: 0;
  }
  65% {
    transform: scaleY(1.15);
    opacity: 1;
  }
  100% {
    transform: scaleY(1);
    opacity: 1;
  }
}
.mail-row {
  display: grid;
  grid-template-columns: 20px 34px 1fr;
  column-gap: 11px;
  align-items: start;
  padding: 11px 24px;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: background 0.2s ease;
  user-select: none;
  -webkit-user-select: none;
}
.mail-row:hover {
  background: var(--c-surface-2);
}
@media (pointer: coarse) {
  .mail-row:active {
    transform: scale(0.985);
    transition: transform 0.1s ease, background 0.1s;
  }
}
.mail-row.selected, .mail-row.bulk-selected {
  background: var(--c-accent-soft);
}
.mail-ripple {
  position: absolute;
  border-radius: 50%;
  background: rgba(59, 130, 246, 0.35);
  transform: scale(0);
  pointer-events: none;
  animation: mail-ripple 0.55s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}
.mail-row.selected::before {
  content: '';
  position: absolute;
  left: 0;
  top: 10px;
  bottom: 10px;
  width: 3px;
  background: var(--c-accent);
  border-radius: 0 3px 3px 0;
  transform-origin: center;
  animation: mail-row-stripe 0.35s cubic-bezier(0.34, 1.56, 0.64, 1) 0.1s forwards;
  transform: scaleY(0);
  opacity: 0;
}
.row-check-wrap {
  position: relative;
  width: 20px;
  height: 20px;
  margin-top: 5px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.unread-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--c-accent);
  flex-shrink: 0;
  transition: opacity 0.1s;
}
.unread-dot.hidden-dot {
  visibility: hidden;
}
.row-check {
  position: absolute;
  inset: 0;
  margin: auto;
  width: 15px;
  height: 15px;
  cursor: pointer;
  accent-color: var(--c-accent);
  opacity: 0;
  transition: opacity 0.1s;
}
.mail-row:hover .row-check {
  opacity: 1;
}
.mail-row:hover .unread-dot {
  opacity: 0;
}
.mail-list.has-selection .row-check {
  opacity: 1;
}
.mail-list.has-selection .unread-dot {
  opacity: 0;
}
.mail-row.bulk-selected .row-check {
  opacity: 1;
}
.mail-row.bulk-selected .unread-dot {
  opacity: 0;
}
.avatar-circle {
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  color: #fff;
  flex-shrink: 0;
  user-select: none;
}
.mail-row-content {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.mail-row-top {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 8px;
}
.mail-sender {
  font-size: 13.5px;
  font-weight: 600;
  color: var(--c-text-main);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  min-width: 0;
}
.mail-row:not(.unread) .mail-sender {
  font-weight: 400;
  color: var(--c-text-sub);
}
.mail-time {
  font-size: 11.5px;
  color: var(--c-text-faint);
  white-space: nowrap;
  flex-shrink: 0;
  font-variant-numeric: tabular-nums;
}
.mail-row.unread .mail-time {
  color: var(--c-text-muted);
  font-weight: 500;
}
.mail-subject {
  font-size: 13px;
  font-weight: 500;
  color: var(--c-text-sub);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.mail-row:not(.unread) .mail-subject {
  font-weight: 400;
  color: var(--c-text-muted);
}
.mail-preview {
  font-size: 12.5px;
  color: var(--c-text-faint);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.mail-row-meta {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 2px;
}
.security-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 2px 7px;
  border-radius: var(--r-full);
}
.security-badge.suspicious {
  background: var(--c-warning-soft);
  color: var(--c-warning);
}
.security-badge.fail {
  background: var(--c-danger-soft);
  color: var(--c-danger);
}
.attachment-icon, .flag-icon {
  font-size: 13px;
  color: var(--c-text-faint);
}
.flag-icon {
  color: var(--c-warning);
}
.mail-row-actions {
  position: absolute;
  right: 24px;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  gap: 2px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.12s;
  background: var(--c-surface-2);
  border-radius: var(--r-md);
  padding: 2px;
}
.mail-row:hover .mail-row-actions {
  opacity: 1;
  pointer-events: auto;
}
.mail-row:hover .mail-time {
  opacity: 0;
}
.mail-action-btn {
  width: 34px;
  height: 34px;
  border-radius: var(--r-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--c-text-muted);
  cursor: pointer;
  transition: background 0.1s, color 0.1s;
  font-size: 17px;
  border: none;
  background: transparent;
}
.mail-action-btn:hover {
  background: var(--c-border);
  color: var(--c-text-main);
}
.mail-star-btn.starred {
  color: #FBBF24;
}
.mail-star-btn.starred:hover {
  color: #F59E0B;
}
.mail-row > .avatar-circle {
  margin-top: 3px;
}
.viewer {
  width: 0;
  flex-grow: 0;
  flex-shrink: 0;
  height: 100vh;
  background: var(--c-surface);
  overflow: hidden;
  transition: width 0.28s cubic-bezier(0.4, 0, 0.2, 1), flex-grow 0.28s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  flex-direction: column;
  position: relative;
}
.viewer.open {
  width: var(--viewer-w);
  box-shadow: -1px 0 0 var(--c-border);
}
.viewer.expanded {
  flex-grow: 1;
  width: 0;
  z-index: 20;
  box-shadow: -1px 0 0 var(--c-border);
}
.app-shell:has(.viewer.expanded) .workspace {
  flex-grow: 0;
  overflow: hidden;
}
.viewer-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 8px 8px 16px;
  border-bottom: 1px solid var(--c-border);
  background: var(--c-surface);
  flex-shrink: 0;
  min-height: 52px;
}
.viewer-header-left {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 3px;
  overflow: hidden;
}
.viewer-header-right {
  display: flex;
  align-items: center;
  gap: 2px;
  flex-shrink: 0;
}
.viewer-header-sep {
  width: 1px;
  height: 16px;
  background: var(--c-border);
  margin: 0 4px;
  flex-shrink: 0;
}
.viewer-body {
  flex: 1;
  min-height: 0;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.thread-icon-btn:disabled {
  opacity: 0.3;
  cursor: default;
  pointer-events: none;
}
.thread-view {
  flex: 1;
  min-height: 0;
  min-width: 0;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
}
.thread-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: var(--c-surface);
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 16px 16px 12px;
  border-bottom: 1px solid var(--c-border);
}
.thread-header-left {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.thread-subject {
  font-size: 16px;
  font-weight: 700;
  color: var(--c-text-main);
  line-height: 1.3;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.thread-participants-row {
  display: flex;
  align-items: center;
  gap: 8px;
}
.thread-participants {
  display: flex;
  align-items: center;
}
.thread-participants > * {
  margin-right: -6px;
  border: 2px solid var(--c-surface);
  border-radius: 50%;
}
.thread-participants > *:last-child {
  margin-right: 0;
}
.thread-count-badge {
  font-size: 11.5px;
  color: var(--c-text-faint);
  margin-left: 10px;
  white-space: nowrap;
}
.thread-header-actions {
  display: flex;
  align-items: center;
  gap: 2px;
  flex-shrink: 0;
}
.thread-icon-btn {
  width: 32px;
  height: 32px;
  border-radius: var(--r-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--c-text-muted);
  cursor: pointer;
  transition: background 0.1s, color 0.1s;
  font-size: 16px;
  flex-shrink: 0;
}
.thread-icon-btn:hover {
  background: var(--c-bg);
  color: var(--c-text-main);
}
.thread-messages {
  padding: 16px 16px 8px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  position: relative;
}
.thread-messages::before {
  content: '';
  position: absolute;
  left: calc(16px + 14px);
  top: 32px;
  bottom: 24px;
  width: 1px;
  background: var(--c-border);
  pointer-events: none;
}
.tmsg-wrap {
  position: relative;
}
.tmsg {
  transition: box-shadow 0.15s;
}
.tmsg-collapsed {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px 8px 10px;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--r-lg);
  overflow: hidden;
  cursor: pointer;
  user-select: none;
  position: relative;
  z-index: 1;
  transition: background 0.1s, border-color 0.1s;
}
.dark .tmsg-collapsed {
  background: var(--c-surface-2);
}
.tmsg-collapsed:hover {
  background: var(--c-surface-2);
  border-color: var(--c-accent-soft);
}
.dark .tmsg-collapsed:hover {
  background: rgba(255,255,255,0.04);
}
.tmsg-collapsed-info {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.tmsg-collapsed-top {
  display: flex;
  align-items: baseline;
  gap: 8px;
}
.tmsg-collapsed-sender {
  font-size: 13px;
  font-weight: 600;
  color: var(--c-text-main);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  flex: 1;
  min-width: 0;
}
.tmsg-date-short {
  font-size: 11.5px;
  color: var(--c-text-faint);
  white-space: nowrap;
  flex-shrink: 0;
}
.tmsg-collapsed-preview {
  font-size: 12.5px;
  color: var(--c-text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.tmsg-collapsed-right {
  display: flex;
  align-items: center;
  gap: 4px;
  flex-shrink: 0;
}
.tmsg-attach-icon {
  font-size: 13px;
  color: var(--c-text-faint);
}
.tmsg-expanded {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--r-xl);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  position: relative;
  z-index: 1;
}
.dark .tmsg-expanded {
  box-shadow: 0 4px 16px rgba(0,0,0,0.4);
}
.tmsg-header {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 16px 14px 12px 16px;
}
.tmsg-header--collapsible {
  cursor: pointer;
  border-radius: var(--r-xl) var(--r-xl) 0 0;
  transition: background 0.1s;
}
.tmsg-header--collapsible:hover {
  background: var(--c-surface-2);
}
.tmsg-meta {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding-top: 1px;
}
.tmsg-sender-row {
  display: flex;
  align-items: baseline;
  gap: 6px;
  flex-wrap: wrap;
}
.tmsg-sender {
  font-size: 14px;
  font-weight: 600;
  color: var(--c-text-main);
}
.tmsg-sender-email {
  font-size: 12px;
  color: var(--c-text-muted);
}
.tmsg-detail-toggle {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  font-size: 12px;
  color: var(--c-text-muted);
  padding: 1px 0;
  cursor: pointer;
  background: transparent;
  border: none;
  transition: color 0.1s;
  text-align: left;
}
.tmsg-detail-toggle:hover {
  color: var(--c-text-sub);
}
.tmsg-detail-caret {
  font-size: 10px;
  opacity: 0.6;
}
.tmsg-detail-panel {
  display: none;
  flex-direction: column;
  gap: 2px;
  padding: 8px 12px;
  margin: 4px 0 2px;
  background: var(--c-bg);
  border-radius: var(--r-md);
}
.dark .tmsg-detail-panel {
  background: var(--c-surface-2);
}
.tmsg-detail-panel.open {
  display: flex;
}
.tmsg-detail-row {
  display: flex;
  gap: 10px;
  font-size: 12px;
  line-height: 1.6;
}
.tmsg-detail-label {
  color: var(--c-text-faint);
  min-width: 38px;
  flex-shrink: 0;
  text-align: right;
  padding-top: 1px;
}
.tmsg-detail-value {
  color: var(--c-text-sub);
  word-break: break-word;
  flex: 1;
}
.tmsg-header-right {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 6px;
  flex-shrink: 0;
}
.tmsg-date-full {
  font-size: 11.5px;
  color: var(--c-text-faint);
  white-space: nowrap;
}
.tmsg-msg-actions {
  display: flex;
  align-items: center;
  gap: 1px;
  flex-shrink: 0;
  position: relative;
}
.tmsg-more-menu {
  position: absolute;
  top: calc(100% + 4px);
  right: 0;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--r-md);
  box-shadow: var(--shadow-lg);
  z-index: 100;
  min-width: 168px;
  padding: 4px 0;
  display: none;
}
.tmsg-more-menu.open {
  display: block;
}
.tmsg-more-item {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  padding: 8px 14px;
  font-size: 13px;
  color: var(--c-text-sub);
  text-align: left;
  border: none;
  background: transparent;
  cursor: pointer;
  transition: background 0.1s, color 0.1s;
}
.tmsg-more-item:hover {
  background: var(--c-bg);
  color: var(--c-text-main);
}
.tmsg-more-item i {
  font-size: 15px;
  color: var(--c-text-muted);
  flex-shrink: 0;
}
.tmsg-body-wrap {
  padding: 0 16px 4px;
}
.thread-email-iframe {
  width: 100%;
  border: none;
  min-height: 80px;
  display: block;
}
.tmsg-attachments {
  padding: 10px 16px 14px;
  border-top: 1px solid var(--c-border);
  margin-top: 8px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.tmsg-att-label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 11.5px;
  font-weight: 600;
  color: var(--c-text-faint);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.tmsg-att-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.tmsg-att-chip {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 7px 10px;
  background: var(--c-bg);
  border: 1px solid var(--c-border);
  border-radius: var(--r-md);
  min-width: 0;
  max-width: 220px;
}
.dark .tmsg-att-chip {
  background: var(--c-surface-2);
}
.tmsg-att-icon {
  font-size: 20px;
  color: var(--c-accent);
  flex-shrink: 0;
}
.tmsg-att-info {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 1px;
}
.tmsg-att-name {
  font-size: 12.5px;
  font-weight: 500;
  color: var(--c-text-main);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  display: block;
}
.tmsg-att-size {
  font-size: 11px;
  color: var(--c-text-faint);
}
.tmsg-att-dl {
  width: 28px;
  height: 28px;
  border-radius: var(--r-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--c-text-muted);
  flex-shrink: 0;
  transition: background 0.1s, color 0.1s;
  font-size: 15px;
}
.tmsg-att-dl:hover {
  background: var(--c-border);
  color: var(--c-text-main);
}
.thread-reply-bar {
  margin-top: auto;
  padding: 12px 16px 20px;
  border-top: 1px solid var(--c-border);
  display: flex;
  gap: 8px;
}
.thread-reply-input {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: 1;
  padding: 11px 16px;
  background: var(--c-bg);
  border: 1px solid var(--c-border);
  border-radius: var(--r-lg);
  font-size: 13.5px;
  color: var(--c-text-muted);
  cursor: text;
  text-align: left;
  transition: border-color 0.15s, box-shadow 0.15s;
  font-family: var(--font);
}
.thread-reply-input:hover {
  border-color: var(--c-accent);
  box-shadow: 0 0 0 3px var(--c-accent-soft);
  color: var(--c-text-main);
}
.thread-reply-all-btn, .thread-forward-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px 14px;
  background: var(--c-bg);
  border: 1px solid var(--c-border);
  border-radius: var(--r-lg);
  font-size: 13px;
  color: var(--c-text-sub);
  font-family: var(--font);
  cursor: pointer;
  transition: background 0.1s, border-color 0.1s, color 0.1s;
  white-space: nowrap;
}
.thread-reply-all-btn:hover, .thread-forward-btn:hover {
  background: var(--c-surface-2);
  border-color: var(--c-accent);
  color: var(--c-text-main);
}
.tir-wrap {
  position: relative;
}
.thread-inline-reply {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--r-xl);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  opacity: 0;
  transform: translateY(6px);
  transition: opacity 0.2s ease, transform 0.2s ease;
}
.dark .thread-inline-reply {
  box-shadow: 0 4px 16px rgba(0,0,0,0.4);
}
.thread-inline-reply.tir-visible {
  opacity: 1;
  transform: translateY(0);
}
.tir-header {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 16px 14px 12px 16px;
  border-bottom: 1px solid var(--c-border);
}
.tir-meta {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding-top: 2px;
}
.tir-from-line {
  display: flex;
  align-items: baseline;
  gap: 4px;
  font-size: 13.5px;
  flex-wrap: wrap;
  min-width: 0;
}
.tir-from-name {
  font-weight: 600;
  color: var(--c-text-main);
}
.tir-to-label {
  color: var(--c-text-muted);
  font-size: 12.5px;
  white-space: nowrap;
}
.tir-to-names {
  color: var(--c-text-sub);
  font-size: 13px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 300px;
}
.tir-expand-btn {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  background: transparent;
  cursor: pointer;
  border-radius: 50%;
  color: var(--c-text-muted);
  font-size: 16px;
}
.tir-expand-btn:hover {
  background: var(--c-hover);
  color: var(--c-text-main);
}
.tir-editor-wrap {
  padding: 14px 16px 10px;
  cursor: text;
  min-height: 110px;
}
.tir-editor {
  min-height: 90px;
  font-size: 14px;
  line-height: 1.65;
  color: var(--c-text-main);
  outline: none;
  font-family: var(--font);
}
.tir-editor:empty::before {
  content: 'Write your reply…';
  color: var(--c-text-muted);
  pointer-events: none;
}
.tir-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 12px 10px;
  border-top: 1px solid var(--c-border);
  background: var(--c-bg);
}
.tir-toolbar {
  display: flex;
  gap: 2px;
}
.tir-toolbar-btn {
  width: 30px;
  height: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  background: transparent;
  cursor: pointer;
  border-radius: 6px;
  color: var(--c-text-muted);
  font-size: 15px;
}
.tir-toolbar-btn:hover {
  background: var(--c-hover);
  color: var(--c-text-main);
}
.tir-footer-right {
  display: flex;
  align-items: center;
  gap: 8px;
}
.tir-discard-btn {
  padding: 7px 14px;
  border: none;
  background: transparent;
  cursor: pointer;
  font-size: 13px;
  color: var(--c-text-muted);
  border-radius: var(--r-sm);
  font-family: var(--font);
}
.tir-discard-btn:hover {
  background: var(--c-hover);
  color: var(--c-text-main);
}
.tir-send-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 7px 16px;
  background: var(--c-accent);
  color: #fff;
  border: none;
  border-radius: var(--r-sm);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  font-family: var(--font);
  transition: opacity 0.15s;
}
.tir-send-btn:hover {
  opacity: 0.88;
}
.tir-send-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}
.compose-modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 9000;
  background: rgba(0, 0, 0, 0.45);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  opacity: 0;
  transition: opacity 0.18s ease;
}
.compose-modal-overlay.cmo-open {
  opacity: 1;
}
.compose-modal {
  width: min(740px, 94vw);
  height: min(640px, 88vh);
  background: var(--c-surface);
  border-radius: var(--r-xl);
  box-shadow: 0 24px 72px rgba(0, 0, 0, 0.28);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transform: scale(0.96) translateY(10px);
  transition: transform 0.18s ease;
}
.cmo-open .compose-modal {
  transform: scale(1) translateY(0);
}
.dark .compose-modal {
  box-shadow: 0 24px 72px rgba(0, 0, 0, 0.55);
}
.compose-sheet {
  position: absolute;
  bottom: 0;
  left: auto;
  right: 0;
  width: 50%;
  min-width: 400px;
  background: var(--c-surface);
  border-radius: var(--r-xl) var(--r-xl) 0 0;
  box-shadow: 0 -4px 32px rgba(0,0,0,0.12);
  display: flex;
  flex-direction: column;
  transform: translateY(100%);
  transition: transform 0.28s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 20;
  height: 70%;
  max-height: 100%;
  border: 1px solid var(--c-border);
  border-bottom: none;
}
.compose-sheet.open {
  transform: translateY(0);
}
.workspace-dimmer {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.06);
  z-index: 19;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s;
}
.dark .workspace-dimmer {
  background: rgba(0,0,0,0.3);
}
.workspace-dimmer.active {
  opacity: 1;
  pointer-events: auto;
}
.compose-handle {
  width: 100%;
  height: 24px;
  flex-shrink: 0;
  cursor: ns-resize;
  display: flex;
  align-items: center;
  justify-content: center;
}
.compose-sheet[style*="height: auto"] .compose-handle {
  cursor: default;
}
.compose-sheet[style*="height: auto"] .compose-handle::before {
  opacity: 0.3;
}
.compose-handle::before {
  content: '';
  width: 48px;
  height: 4px;
  background: var(--c-border);
  border-radius: var(--r-full);
  transition: background 0.15s;
}
.compose-handle:hover::before {
  background: var(--c-text-muted);
}
.compose-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 20px 8px;
  flex-shrink: 0;
}
.compose-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--c-text-main);
}
.compose-header-actions {
  display: flex;
  gap: 4px;
}
.compose-icon-btn {
  width: 28px;
  height: 28px;
  border-radius: var(--r-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--c-text-muted);
  cursor: pointer;
  transition: background 0.1s, color 0.1s;
  font-size: 15px;
}
.compose-icon-btn:hover {
  background: var(--c-bg);
  color: var(--c-text-main);
}
.compose-body-wrap {
  display: flex;
  flex-direction: column;
  flex: 1;
  min-height: 0;
  overflow: hidden;
}
.compose-fields {
  flex-shrink: 0;
  border-bottom: 1px solid var(--c-border);
}
.compose-field-row {
  display: flex;
  align-items: flex-start;
  gap: 4px;
  padding: 8px 20px;
  border-bottom: 1px solid var(--c-border);
  position: relative;
}
.compose-field-row:last-child {
  border-bottom: none;
}
.compose-field-label {
  font-size: 11.5px;
  font-weight: 600;
  color: var(--c-text-faint);
  padding-top: 4px;
  width: 36px;
  flex-shrink: 0;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.compose-tags {
  flex: 1;
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  align-items: center;
  min-height: 28px;
  border-radius: var(--r-sm);
  transition: outline 0.15s;
}
.compose-tags.error {
  outline: 1.5px solid var(--c-danger);
  border-radius: var(--r-sm);
}
.compose-tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: var(--c-accent-soft);
  color: var(--c-accent);
  border-radius: var(--r-full);
  padding: 2px 6px 2px 10px;
  font-size: 12.5px;
  font-weight: 500;
}
.compose-tag-remove {
  font-size: 13px;
  color: var(--c-accent);
  cursor: pointer;
  line-height: 1;
  opacity: 0.65;
  padding: 0 2px;
  border: none;
  background: transparent;
  transition: opacity 0.1s;
}
.compose-tag-remove:hover {
  opacity: 1;
}
.compose-tag-input {
  flex: 1;
  min-width: 80px;
  border: none;
  background: transparent;
  outline: none;
  font-size: 13.5px;
  color: var(--c-text-main);
  font-family: var(--font);
  padding: 2px 0;
}
.compose-tag-input::placeholder {
  color: var(--c-text-faint);
}
.compose-cc-bcc-btns {
  display: flex;
  gap: 2px;
  flex-shrink: 0;
  align-self: flex-start;
  padding-top: 4px;
}
.compose-cc-bcc-btn {
  font-size: 12px;
  font-weight: 500;
  color: var(--c-text-faint);
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 2px 6px;
  border-radius: var(--r-sm);
  transition: background 0.1s, color 0.1s;
  font-family: var(--font);
}
.compose-cc-bcc-btn:hover {
  background: var(--c-bg);
  color: var(--c-text-muted);
}
.compose-subject-input {
  flex: 1;
  border: none;
  background: transparent;
  outline: none;
  font-size: 13.5px;
  color: var(--c-text-main);
  font-family: var(--font);
  padding: 2px 0;
  font-weight: 500;
}
.compose-subject-input::placeholder {
  color: var(--c-text-faint);
  font-weight: 400;
}
.compose-editor-wrap {
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.compose-toolbar {
  display: flex;
  align-items: center;
  gap: 1px;
  padding: 4px 16px;
  border-bottom: 1px solid var(--c-border);
  flex-shrink: 0;
  flex-wrap: wrap;
}
.compose-toolbar-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: var(--r-sm);
  border: none;
  background: transparent;
  color: var(--c-text-muted);
  cursor: pointer;
  font-size: 15px;
  transition: background 0.1s, color 0.1s;
}
.compose-toolbar-btn:hover {
  background: var(--c-bg);
  color: var(--c-text-main);
}
.compose-toolbar-btn.active {
  background: var(--c-accent-soft);
  color: var(--c-accent);
}
.compose-toolbar-sep {
  width: 1px;
  height: 18px;
  background: var(--c-border);
  margin: 0 4px;
  flex-shrink: 0;
}
.compose-body {
  flex: 1;
  min-height: 120px;
  padding: 14px 20px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-text-main);
  outline: none;
  overflow-y: auto;
  font-family: var(--font);
}
.compose-body:empty::before {
  content: attr(data-placeholder);
  color: var(--c-text-faint);
  pointer-events: none;
}
.compose-body h1 {
  font-size: 1.5em;
  font-weight: 700;
  margin: 0.5em 0;
}
.compose-body h2 {
  font-size: 1.25em;
  font-weight: 600;
  margin: 0.5em 0;
}
.compose-body blockquote {
  border-left: 3px solid var(--c-border);
  margin: 8px 0;
  padding: 4px 12px;
  color: var(--c-text-muted);
}
.compose-body ul, .compose-body ol {
  padding-left: 1.5em;
  margin: 0.4em 0;
}
.compose-body a {
  color: var(--c-accent);
  text-decoration: underline;
}
.compose-quoted {
  margin: 8px 20px 0;
  padding: 10px 14px;
  background: var(--c-bg);
  border-radius: var(--r-md);
  border-left: 3px solid var(--c-border);
  font-size: 13px;
  color: var(--c-text-muted);
  line-height: 1.6;
  flex-shrink: 0;
}
.compose-quoted-meta {
  font-size: 11.5px;
  color: var(--c-text-faint);
  margin-bottom: 6px;
}
.compose-quoted-body {
  white-space: pre-wrap;
}
.compose-attachments {
  flex-shrink: 0;
  padding: 8px 16px;
  gap: 6px;
  flex-wrap: wrap;
  border-top: 1px solid var(--c-border);
}
.compose-attachment-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--c-bg);
  border: 1px solid var(--c-border);
  border-radius: var(--r-md);
  padding: 4px 8px 4px 10px;
  font-size: 12.5px;
  color: var(--c-text-main);
}
.compose-attachment-chip i {
  font-size: 13px;
  color: var(--c-text-faint);
}
.compose-attachment-name {
  max-width: 180px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.compose-attachment-size {
  color: var(--c-text-faint);
  font-size: 11.5px;
}
.compose-attachment-remove {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 16px;
  height: 16px;
  border: none;
  background: transparent;
  color: var(--c-text-faint);
  cursor: pointer;
  border-radius: 3px;
  font-size: 11px;
  transition: background 0.1s, color 0.1s;
}
.compose-attachment-remove:hover {
  background: var(--c-surface-2);
  color: var(--c-text-main);
}
.compose-attachment-status {
  display: flex;
  align-items: center;
  font-size: 13px;
}
.compose-attachment-spinner {
  color: var(--c-text-faint);
  animation: spin 1s linear infinite;
}
.compose-attachment-chip i.compose-attachment-done {
  color: #22c55e;
}
.compose-attachment-chip i.compose-attachment-error {
  color: #ef4444;
}
.compose-footer {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px 14px;
  flex-shrink: 0;
  border-top: 1px solid var(--c-border);
}
.btn-send {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 8px 18px;
  background: var(--c-accent);
  color: #fff;
  border-radius: var(--r-md);
  font-size: 13.5px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s, transform 0.1s;
  font-family: var(--font);
  border: none;
}
.btn-send:hover {
  background: var(--c-accent-hover);
  transform: translateY(-1px);
}
.btn-send:disabled {
  opacity: 0.6;
  transform: none;
  cursor: not-allowed;
}
.btn-send i {
  font-size: 15px;
}
.compose-attach-btn, .btn-discard {
  width: 34px;
  height: 34px;
  border-radius: var(--r-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--c-text-muted);
  cursor: pointer;
  transition: background 0.1s, color 0.1s;
  font-size: 17px;
  border: none;
  background: transparent;
}
.compose-attach-btn:hover {
  background: var(--c-bg);
  color: var(--c-text-main);
}
.btn-discard {
  margin-left: auto;
}
.btn-discard:hover {
  background: var(--c-bg);
  color: var(--c-danger);
}
.lx-input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  font-size: 13.5px;
  color: var(--c-text-main);
  padding: 2px 0;
  font-family: var(--font);
  min-width: 80px;
}
.lx-input::placeholder {
  color: var(--c-text-faint);
}
.security-banner {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 12px 14px;
  border-radius: var(--r-md);
  margin-bottom: 12px;
  font-size: 13px;
  line-height: 1.5;
}
.security-banner.suspicious {
  background: var(--c-warning-soft);
  color: #92400E;
}
.dark .security-banner.suspicious {
  color: #FCD34D;
}
.security-banner.fail {
  background: var(--c-danger-soft);
  color: #991B1B;
}
.dark .security-banner.fail {
  color: #FCA5A5;
}
.security-banner i {
  font-size: 18px;
  flex-shrink: 0;
  margin-top: 1px;
}
.security-banner-text {
  flex: 1;
}
.security-banner-title {
  font-weight: 600;
  margin-bottom: 2px;
}
.security-banner-close {
  cursor: pointer;
  color: inherit;
  opacity: 0.5;
  font-size: 16px;
  padding: 2px;
  flex-shrink: 0;
}
.security-banner-close:hover {
  opacity: 1;
}
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 60px 24px;
  text-align: center;
  color: var(--c-text-muted);
}
.empty-state i {
  font-size: 36px;
  opacity: 0.4;
}
.empty-state h3 {
  font-size: 15px;
  font-weight: 600;
  color: var(--c-text-main);
}
.empty-state p {
  font-size: 13px;
  color: var(--c-text-muted);
  max-width: 260px;
  line-height: 1.5;
}
.skeleton {
  background: linear-gradient(90deg, var(--c-border) 25%, var(--c-bg) 50%, var(--c-border) 75%);
  background-size: 200% 100%;
  animation: skeleton-shimmer 1.4s ease infinite;
  border-radius: var(--r-sm);
}
@keyframes skeleton-shimmer {
  0% {
    background-position: 200% 0;
  }
  100% {
    background-position: -200% 0;
  }
}
.skeleton-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 24px;
}
.skeleton-circle {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  flex-shrink: 0;
}
.skeleton-text {
  height: 13px;
  border-radius: var(--r-sm);
}
.toast-container {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  gap: 8px;
  z-index: 9999;
  pointer-events: none;
}
.toast {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 10px 16px;
  border-radius: var(--r-md);
  font-size: 13.5px;
  font-weight: 500;
  pointer-events: auto;
  box-shadow: var(--shadow-lg);
  backdrop-filter: blur(8px);
}
.toast.success {
  background: #111827;
  color: #fff;
}
.toast.error {
  background: var(--c-danger);
  color: #fff;
}
.toast.info {
  background: var(--c-accent);
  color: #fff;
}
.toast i {
  font-size: 16px;
}
.compose-fab {
  display: none;
}
.workspace-tab-bar {
  display: flex;
  align-items: stretch;
  height: 55px;
  flex-shrink: 0;
  background: var(--c-bg);
  gap: 0;
  padding: 8px 0 0;
  position: relative;
  z-index: 20;
  border-top-left-radius: var(--r-xl);
}
.wtab-strip-wrap {
  position: relative;
  flex: 1;
  min-width: 0;
  display: flex;
  align-items: stretch;
  overflow: visible;
}
.wtab-strip {
  display: flex;
  align-items: stretch;
  gap: 0;
  overflow-x: auto;
  scrollbar-width: none;
  flex: 1;
  min-width: 0;
  padding: 0;
}
.wtab-strip::-webkit-scrollbar {
  display: none;
}
.wtab-chip {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 0 12px;
  margin: 5px 5px 5px 0;
  border-radius: var(--r-md);
  cursor: pointer;
  white-space: nowrap;
  flex-shrink: 0;
  font-size: 13px;
  color: var(--c-text-faint);
  background: transparent;
  border: none;
  transition: background 0.12s, color 0.12s;
  position: relative;
  user-select: none;
  height: calc(100% - 10px);
}
.wtab-chip:hover {
  background: var(--c-surface);
  color: var(--c-text-muted);
}
.wtab-chip.active {
  background: var(--c-surface);
  color: var(--c-text-main);
  font-weight: 500;
  margin-bottom: 0;
  height: calc(100% - 5px);
  border-radius: var(--r-md) var(--r-md) 0 0;
}
.wtab-icon {
  font-size: 14px;
  flex-shrink: 0;
}
.wtab-label {
  font-weight: 500;
  max-width: 120px;
  overflow: hidden;
  text-overflow: ellipsis;
}
.wtab-dirty-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--c-accent);
  flex-shrink: 0;
  margin-left: 2px;
}
.wtab-close {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 16px;
  height: 16px;
  border-radius: 4px;
  background: transparent;
  border: none;
  color: var(--c-text-faint);
  cursor: pointer;
  padding: 0;
  margin-left: 2px;
  opacity: 0;
  transition: opacity 0.1s, background 0.1s;
  flex-shrink: 0;
}
.wtab-close i {
  font-size: 11px;
}
.wtab-chip:hover .wtab-close, .wtab-chip.active .wtab-close {
  opacity: 1;
}
.wtab-close:hover {
  background: var(--c-surface-2);
  color: var(--c-text-main);
}
.wtab-new-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 30px;
  margin: 5px 2px;
  border-radius: var(--r-md);
  background: transparent;
  border: none;
  color: var(--c-text-faint);
  cursor: pointer;
  flex-shrink: 0;
  transition: background 0.12s, color 0.12s;
}
.wtab-new-btn:hover {
  background: var(--c-surface);
  color: var(--c-text-muted);
}
.wtab-new-btn i {
  font-size: 13px;
}
.wtab-picker {
  position: absolute;
  top: calc(100% + 4px);
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--r-lg);
  box-shadow: 0 8px 24px rgba(0,0,0,0.12);
  padding: 4px;
  z-index: 200;
  min-width: 140px;
  display: none;
}
.wtab-picker.open {
  display: block;
}
.wtab-picker-item {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  padding: 7px 10px;
  border-radius: var(--r-md);
  background: transparent;
  border: none;
  color: var(--c-text-main);
  font-size: 13px;
  font-family: var(--font);
  cursor: pointer;
  text-align: left;
}
.wtab-picker-item:hover {
  background: var(--c-surface-2);
}
.wtab-picker-item i {
  font-size: 14px;
  color: var(--c-text-muted);
}
.wtab-mobile-menu {
  display: none;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 100%;
  flex-shrink: 0;
  border: none;
  border-right: 1px solid var(--c-border);
  background: transparent;
  color: var(--c-text-muted);
  cursor: pointer;
}
.wtab-global {
  display: flex;
  align-items: center;
  gap: 4px;
  padding-left: 4px;
  flex-shrink: 0;
  padding-right: 10px;
}
.wtab-search-wrap {
  display: flex;
  align-items: center;
  gap: 8px;
  height: 36px;
  background: var(--c-surface);
  border-radius: var(--r-full);
  padding: 0 16px;
  border: 1.5px solid var(--c-border);
  transition: border-color 0.15s, box-shadow 0.15s;
  cursor: text;
}
.wtab-search-wrap:focus-within {
  border-color: var(--c-accent);
  box-shadow: 0 0 0 3px rgba(59,130,246,0.12);
}
.wtab-search-icon {
  font-size: 15px;
  color: var(--c-text-muted);
  flex-shrink: 0;
}
.wtab-search-module {
  font-size: 11.5px;
  font-weight: 500;
  color: var(--c-text-faint);
  flex-shrink: 0;
  pointer-events: none;
  user-select: none;
  letter-spacing: 0.02em;
}
.wtab-search-divider {
  width: 1px;
  height: 12px;
  background: var(--c-border);
  flex-shrink: 0;
  opacity: 0.6;
}
.wtab-search-input {
  border: none;
  background: transparent;
  font-size: 13px;
  font-family: var(--font);
  color: var(--c-text-main);
  outline: none;
  width: 180px;
}
.wtab-search-input::placeholder {
  color: var(--c-text-faint);
}
.wtab-strip-wrap {
  transition: max-width 0.22s cubic-bezier(0.4,0,0.2,1), opacity 0.18s ease;
  max-width: 9999px;
}
.wtab-global {
  transition: flex 0.22s cubic-bezier(0.4,0,0.2,1);
}
.workspace-tab-bar.searching .wtab-strip-wrap {
  max-width: 0;
  opacity: 0;
  pointer-events: none;
}
.workspace-tab-bar.searching .wtab-global {
  flex: 1;
}
.workspace-tab-bar.searching .wtab-search-wrap {
  flex: 1;
  border-radius: var(--r-full);
}
.workspace-tab-bar.searching .wtab-search-module, .workspace-tab-bar.searching .wtab-search-divider {
  display: none;
}
.wtab-search-mod-wrap {
  position: relative;
  flex-shrink: 0;
}
.wtab-search-mod-btn {
  display: none;
  align-items: center;
  gap: 4px;
  padding: 3px 8px 3px 6px;
  border-radius: var(--r-sm);
  border: 1px solid var(--c-border);
  background: var(--c-surface-2);
  font-size: 12px;
  font-weight: 500;
  color: var(--c-text-muted);
  cursor: pointer;
  white-space: nowrap;
  transition: border-color 0.12s, color 0.12s;
}
.wtab-search-mod-btn:hover {
  border-color: var(--c-accent);
  color: var(--c-text-main);
}
.wtab-search-mod-caret {
  font-size: 10px;
  opacity: 0.6;
}
.workspace-tab-bar.searching .wtab-search-mod-btn {
  display: flex;
}
.wtab-search-mod-list {
  display: none;
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  z-index: 50;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--r-md);
  box-shadow: var(--shadow-md);
  min-width: 140px;
  padding: 4px;
  flex-direction: column;
  gap: 1px;
}
.wtab-search-mod-list.open {
  display: flex;
}
.wtab-search-mod-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 7px 10px;
  border-radius: var(--r-sm);
  font-size: 13px;
  color: var(--c-text-sub);
  cursor: pointer;
  transition: background 0.1s;
}
.wtab-search-mod-item:hover {
  background: var(--c-surface-2);
}
.wtab-search-mod-item.active {
  color: var(--c-accent);
  background: var(--c-accent-soft);
}
.wtab-search-mod-item i {
  font-size: 15px;
}
.workspace-tab-bar.searching .wtab-search-input {
  flex: 1;
  width: 100%;
}
.wtab-search-clear {
  display: none;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--c-text-faint);
  color: var(--c-surface);
  font-size: 11px;
  cursor: pointer;
  opacity: 0.7;
  transition: opacity 0.12s, background 0.12s;
}
.wtab-search-clear:hover {
  opacity: 1;
  background: var(--c-text-muted);
}
.workspace-tab-bar.searching .wtab-search-clear {
  display: flex;
}
.search-panel {
  position: absolute;
  inset: 0;
  z-index: 15;
  background: var(--c-surface);
  display: flex;
  flex-direction: column;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.18s ease;
}
.search-panel.open {
  opacity: 1;
  pointer-events: all;
}
.search-filters-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border-bottom: 1px solid var(--c-border);
  flex-shrink: 0;
  flex-wrap: wrap;
}
.search-filter-chip {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 5px 12px;
  border-radius: var(--r-full);
  border: 1.5px solid var(--c-border);
  font-size: 12.5px;
  font-weight: 500;
  color: var(--c-text-muted);
  background: transparent;
  cursor: pointer;
  transition: border-color 0.12s, background 0.12s, color 0.12s;
}
.search-filter-chip:hover {
  border-color: var(--c-accent);
  color: var(--c-text-main);
}
.search-filter-chip.active {
  background: var(--c-accent-soft);
  border-color: var(--c-accent);
  color: var(--c-accent);
}
.search-results-body {
  flex: 1;
  overflow-y: auto;
  min-height: 0;
}
.search-results-body .mail-row {
  grid-template-columns: 34px 1fr;
}
.search-hint {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 60px 24px;
  color: var(--c-text-faint);
  font-size: 13.5px;
}
.search-hint i {
  font-size: 18px;
}
.search-count {
  padding: 10px 24px 4px;
  font-size: 11.5px;
  color: var(--c-text-faint);
  font-weight: 500;
  letter-spacing: 0.02em;
}
.wtab-icon-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: var(--r-md);
  background: transparent;
  border: none;
  color: var(--c-text-muted);
  cursor: pointer;
  transition: background 0.12s, color 0.12s;
  flex-shrink: 0;
}
.wtab-icon-btn:hover {
  background: var(--c-surface-2);
  color: var(--c-text-main);
}
.wtab-icon-btn i {
  font-size: 15px;
}
.tab-content {
  flex: 1;
  min-height: 0;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  position: relative;
  border-top-left-radius: var(--r-xl);
}
.compose-tab-page {
  display: flex;
  flex-direction: column;
  flex: 1;
  min-height: 0;
  max-width: 800px;
  width: 100%;
  margin: 0 auto;
}
.compose-tab-header {
  padding: 20px 20px 12px;
  flex-shrink: 0;
}
.compose-tab-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--c-text-main);
}
.compose-tab-page .compose-fields {
  border-top: 1px solid var(--c-border);
}
.preview-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: 32px;
  background: #1c1917;
  color: #a8a29e;
  font-size: 11.5px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  z-index: 9998;
  padding: 0 12px;
  font-family: var(--font);
  letter-spacing: 0.01em;
}
.preview-banner i {
  font-size: 13px;
  color: #78716c;
}
.preview-banner-close {
  position: absolute;
  right: 12px;
  background: transparent;
  border: none;
  color: #78716c;
  font-size: 16px;
  cursor: pointer;
  padding: 0 4px;
  line-height: 1;
}
.preview-banner-close:hover {
  color: #d6d3d1;
}
@media (max-width: 768px) {
  .preview-banner {
    display: none;
  }
}
.mobile-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.4);
  z-index: 25;
}
.mobile-overlay.active {
  display: block;
}
.dock-mobile-panel {
  display: none;
}
.dock-mobile-nav-btn, .dock-mobile-more-btn {
  display: none;
}
.login-screen {
  position: fixed;
  inset: 0;
  z-index: 9000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px 16px;
  background: var(--c-bg);
  opacity: 1;
  transition: opacity 0.25s ease;
}
.login-screen--out {
  opacity: 0;
  pointer-events: none;
}
.login-card {
  width: 100%;
  max-width: 420px;
  background: var(--c-surface);
  border-radius: var(--r-xl);
  padding: 36px 32px 32px;
  box-shadow: var(--shadow-lg);
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.login-logo-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 4px;
}
.login-logo {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: var(--c-accent);
  color: #fff;
  font-size: 20px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-family: var(--font);
}
.login-brand {
  font-size: 18px;
  font-weight: 700;
  color: var(--c-text-main);
  letter-spacing: -0.02em;
}
.login-title {
  font-size: 22px;
  font-weight: 700;
  color: var(--c-text-main);
  margin: 0;
  line-height: 1.2;
}
.login-sub {
  font-size: 13.5px;
  color: var(--c-text-muted);
  margin: -10px 0 0;
  line-height: 1.5;
}
.login-error {
  background: var(--c-danger-soft, rgba(239,68,68,0.1));
  color: #EF4444;
  border-radius: var(--r-md);
  padding: 10px 14px;
  font-size: 13px;
  line-height: 1.5;
}
.dark .login-error {
  background: rgba(239,68,68,0.15);
}
.login-field {
  display: flex;
  flex-direction: column;
  gap: 7px;
}
.login-label {
  font-size: 12.5px;
  font-weight: 500;
  color: var(--c-text-sub);
}
.login-input {
  width: 100%;
  height: 42px;
  padding: 0 14px;
  border: 1.5px solid var(--c-border);
  border-radius: var(--r-md);
  background: var(--c-surface);
  color: var(--c-text-main);
  font-size: 14px;
  font-family: var(--font);
  outline: none;
  box-sizing: border-box;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.login-input:focus {
  border-color: var(--c-accent);
  box-shadow: 0 0 0 3px rgba(59,130,246,0.12);
}
.login-input::placeholder {
  color: var(--c-text-faint);
}
.login-pass-wrap {
  position: relative;
}
.login-pass-input {
  padding-right: 44px;
  width: 100%;
}
.login-eye-btn {
  position: absolute;
  right: 0;
  top: 0;
  width: 42px;
  height: 42px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--c-text-faint);
  font-size: 17px;
  transition: color 0.12s;
  border-radius: 0 var(--r-md) var(--r-md) 0;
}
.login-eye-btn:hover {
  color: var(--c-text-muted);
}
.login-submit {
  height: 44px;
  background: var(--c-accent);
  color: #fff;
  border-radius: var(--r-md);
  font-size: 14.5px;
  font-weight: 600;
  font-family: var(--font);
  cursor: pointer;
  transition: background 0.15s, transform 0.1s, box-shadow 0.15s;
  box-shadow: 0 2px 8px rgba(59,130,246,0.25);
  margin-top: 2px;
}
.login-submit:hover:not(:disabled) {
  background: #2563EB;
  box-shadow: 0 4px 16px rgba(59,130,246,0.35);
}
.login-submit:active:not(:disabled) {
  transform: scale(0.98);
}
.login-submit:disabled {
  opacity: 0.6;
  cursor: default;
}
.login-adv-toggle {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--c-text-muted);
  background: none;
  border: none;
  padding: 0;
  font-family: var(--font);
  cursor: pointer;
  align-self: flex-start;
  transition: color 0.12s;
}
.login-adv-toggle:hover {
  color: var(--c-text-main);
}
.login-adv-caret {
  font-size: 11px;
  transition: transform 0.2s ease;
}
.login-imap-section {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 4px 0 0;
}
.login-host-port {
  display: grid;
  grid-template-columns: 1fr 84px;
  gap: 8px;
}
.login-port-input {
  padding: 0 10px;
}
@media (max-width: 480px) {
  .login-card {
    padding: 28px 20px 24px;
    border-radius: var(--r-lg);
  }
}
@media (max-width: 768px) {
  .app-shell {
    flex-direction: column;
  }
  .dock {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    width: 100%;
    height: 64px;
    flex-direction: row;
    align-items: stretch;
    padding: 0;
    z-index: 50;
    border-radius: 16px 16px 0 0;
    overflow: visible;
    border-top: 1px solid rgba(255,255,255,0.07);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  }
  .dock.dock-hidden {
    transform: translateY(100%);
  }
  .workspace, .viewer.open, .compose-sheet, .workspace-dimmer.active {
    transition: bottom 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  }
  html.dock-hidden .workspace {
    bottom: 0;
  }
  html.dock-hidden .viewer.open {
    bottom: 0;
  }
  html.dock-hidden .compose-sheet {
    bottom: 0;
  }
  html.dock-hidden .workspace-dimmer.active {
    bottom: 0;
  }
  html.dock-hidden .compose-fab {
    bottom: 16px;
    gap: 0;
  }
  html.dock-hidden .compose-fab .fab-label {
    max-width: 0;
    opacity: 0;
  }
  .dock-logo {
    display: none;
  }
  .dock-desktop-bottom {
    display: none;
  }
  .dock-nav {
    flex-direction: row;
    flex: 1;
    justify-content: stretch;
    align-items: stretch;
    padding: 0;
    gap: 0;
  }
  .dock-nav .dock-item {
    flex: 1;
    width: auto;
    height: auto;
    flex-direction: column;
    gap: 3px;
    padding: 8px 4px 6px;
    border-radius: 0;
    color: #6b7280;
    transition: color 0.15s, background 0.15s;
  }
  .dock-nav .dock-item:hover {
    background: rgba(255,255,255,0.05);
    color: #9ca3af;
  }
  .dock-nav .dock-item i {
    font-size: 20px;
  }
  .dock-nav .dock-item .dock-item-label {
    position: static;
    transform: none;
    background: transparent;
    color: inherit;
    font-size: 10px;
    font-weight: 500;
    padding: 0;
    border: none;
    border-radius: 0;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    opacity: 1;
    box-shadow: none;
    filter: none;
    display: block;
    text-align: center;
    line-height: 1;
    letter-spacing: 0.02em;
    white-space: nowrap;
  }
  .dock-nav .dock-item .dock-item-label::before {
    display: none;
  }
  .dock-nav .dock-item:hover .dock-item-label {
    transform: none;
    opacity: 1;
  }
  .dock-item.active::before {
    display: none;
  }
  .dock-item.active {
    color: var(--c-dock-active);
  }
  .dock-nav .dock-item.active .dock-item-label {
    color: #fff;
  }
  .dock-mobile-more-btn {
    display: flex;
  }
  .dock-mobile-panel {
    display: flex;
    flex-direction: column;
    position: absolute;
    bottom: calc(100% + 8px);
    right: 8px;
    width: 220px;
    background: #1a1a1a;
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: var(--r-lg);
    box-shadow: var(--shadow-xl);
    overflow: hidden;
    opacity: 0;
    transform: translateY(8px) scale(0.96);
    transform-origin: bottom right;
    transition: opacity 0.18s, transform 0.18s;
    pointer-events: none;
    z-index: 60;
  }
  .dock-mobile-panel.open {
    opacity: 1;
    transform: translateY(0) scale(1);
    pointer-events: auto;
  }
  .dock-mobile-panel-account {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 16px 12px;
    border-bottom: 1px solid rgba(255,255,255,0.08);
  }
  .dock-mobile-panel-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 600;
    color: #fff;
    flex-shrink: 0;
  }
  .dock-mobile-panel-info {
    min-width: 0;
  }
  .dock-mobile-panel-name {
    font-size: 13px;
    font-weight: 600;
    color: #f9fafb;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  .dock-mobile-panel-email {
    font-size: 11px;
    color: #6b7280;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  .dock-mobile-panel-item {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
    padding: 12px 16px;
    font-size: 13.5px;
    color: #d1d5db;
    font-family: var(--font);
    text-align: left;
    transition: background 0.1s, color 0.1s;
  }
  .dock-mobile-panel-item:hover {
    background: rgba(255,255,255,0.06);
    color: #fff;
  }
  .dock-mobile-panel-item i {
    font-size: 17px;
    color: #6b7280;
  }
  .nav-panel {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 60px;
    z-index: 40;
    transform: translateX(-100%);
    transition: transform 0.28s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: var(--shadow-xl);
    height: auto;
  }
  .nav-panel.open {
    transform: translateX(0);
  }
  .workspace {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 60px;
    height: auto;
    overflow: hidden;
  }
  .viewer.open {
    position: fixed;
    inset: 0;
    bottom: 60px;
    width: 100%;
    height: auto;
    z-index: 35;
    box-shadow: none;
  }
  .compose-sheet {
    position: fixed;
    bottom: 60px;
    left: 0;
    right: 0;
    max-height: calc(90vh - 60px);
    z-index: 45;
    border-radius: var(--r-xl) var(--r-xl) 0 0;
  }
  .workspace-dimmer.active {
    position: fixed;
    inset: 0;
    bottom: 60px;
    z-index: 44;
  }
  .nav-compose {
    display: none;
  }
  .nav-panel-footer {
    display: none;
  }
  .compose-fab {
    display: flex;
    position: fixed;
    bottom: 76px;
    right: 16px;
    height: 46px;
    padding: 0 18px 0 14px;
    gap: 7px;
    border-radius: 14px;
    background: var(--c-accent);
    color: #fff;
    align-items: center;
    justify-content: center;
    font-size: 19px;
    border: none;
    cursor: pointer;
    box-shadow: 0 4px 18px rgba(59, 130, 246, 0.4);
    z-index: 42;
    transition: bottom 0.3s cubic-bezier(0.4, 0, 0.2, 1), gap 0.25s ease, transform 0.12s ease, box-shadow 0.12s;
  }
  .fab-label {
    font-size: 14px;
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    max-width: 120px;
    opacity: 1;
    transition: max-width 0.25s ease, opacity 0.18s ease;
  }
  .compose-fab.collapsed {
    padding: 0;
    width: 46px;
    gap: 0;
  }
  .compose-fab.collapsed .fab-label {
    max-width: 0;
    opacity: 0;
  }
  .compose-fab:active {
    transform: scale(0.93);
    box-shadow: 0 2px 10px rgba(59, 130, 246, 0.3);
  }
  .compose-fab.fab-hidden {
    opacity: 0;
    pointer-events: none;
    transform: scale(0.8) translateY(8px);
    transition: opacity 0.2s ease, transform 0.2s ease;
  }
  .toast-container {
    bottom: 76px;
  }
  .wtab-mobile-menu {
    display: flex;
  }
  .wtab-label {
    max-width: 72px;
  }
  .wtab-global {
    padding-left: 4px;
  }
  .wtab-search-wrap {
    width: 44px;
    min-width: 44px;
    height: 44px;
    padding: 0;
    justify-content: center;
    border-radius: 50%;
    cursor: pointer;
    background: transparent;
    border-color: transparent;
    touch-action: manipulation;
  }
  .wtab-search-wrap .wtab-search-icon {
    font-size: 20px;
  }
  .wtab-search-module, .wtab-search-divider, .wtab-search-input {
    display: none;
  }
  .workspace-tab-bar.searching .wtab-mobile-menu {
    display: none;
  }
  .workspace-tab-bar.searching .wtab-global {
    padding-left: 8px;
    padding-right: 8px;
  }
  .workspace-tab-bar.searching .wtab-search-wrap {
    width: auto;
    min-width: 0;
    padding: 0 12px;
    border-radius: var(--r-full);
    background: var(--c-surface);
    border-color: var(--c-accent);
  }
  .workspace-tab-bar.searching .wtab-search-input {
    display: block;
    flex: 1;
    width: 100%;
  }
  .compose-tab-header {
    padding: 12px 16px 8px;
  }
  .mail-row {
    grid-template-columns: 34px 1fr;
    column-gap: 10px;
    padding: 13px 12px 13px 14px;
    align-items: start;
  }
  .mail-row > .avatar-circle {
    margin-top: 2px;
  }
  .row-check-wrap {
    display: none;
  }
  .mail-row.unread .mail-time {
    color: var(--c-accent);
    font-weight: 600;
  }
  .mail-row.unread .mail-time::before {
    content: '';
    display: inline-block;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--c-accent);
    margin-right: 5px;
    vertical-align: middle;
    position: relative;
    top: -1px;
  }
  .mail-list.has-selection .mail-row {
    grid-template-columns: 20px 34px 1fr;
  }
  .mail-list.has-selection .row-check-wrap {
    display: flex;
  }
  .mail-row-actions {
    background: transparent;
    padding: 0;
    opacity: 1 !important;
    pointer-events: auto !important;
    right: 10px;
  }
  .mail-action-btn:not(.mail-star-btn) {
    display: none;
  }
  .mail-star-btn {
    width: 36px;
    height: 36px;
    font-size: 20px;
    opacity: 1;
  }
  .mail-row-content {
    padding-right: 38px;
  }
  .mail-subject-line {
    flex-direction: column !important;
    align-items: flex-start !important;
    gap: 1px !important;
  }
  .mail-subject {
    max-width: 100% !important;
    font-size: 14px;
  }
  .mail-preview {
    display: -webkit-box !important;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden !important;
    white-space: normal !important;
    flex: unset !important;
    font-size: 12.5px;
    color: var(--c-text-muted);
  }
  .mail-sender {
    font-size: 14.5px;
  }
  .mail-row-content {
    gap: 3px;
  }
}
@property --tw-rotate-x {
  syntax: "*";
  inherits: false;
}
@property --tw-rotate-y {
  syntax: "*";
  inherits: false;
}
@property --tw-rotate-z {
  syntax: "*";
  inherits: false;
}
@property --tw-skew-x {
  syntax: "*";
  inherits: false;
}
@property --tw-skew-y {
  syntax: "*";
  inherits: false;
}
@property --tw-border-style {
  syntax: "*";
  inherits: false;
  initial-value: solid;
}
@property --tw-blur {
  syntax: "*";
  inherits: false;
}
@property --tw-brightness {
  syntax: "*";
  inherits: false;
}
@property --tw-contrast {
  syntax: "*";
  inherits: false;
}
@property --tw-grayscale {
  syntax: "*";
  inherits: false;
}
@property --tw-hue-rotate {
  syntax: "*";
  inherits: false;
}
@property --tw-invert {
  syntax: "*";
  inherits: false;
}
@property --tw-opacity {
  syntax: "*";
  inherits: false;
}
@property --tw-saturate {
  syntax: "*";
  inherits: false;
}
@property --tw-sepia {
  syntax: "*";
  inherits: false;
}
@property --tw-drop-shadow {
  syntax: "*";
  inherits: false;
}
@property --tw-drop-shadow-color {
  syntax: "*";
  inherits: false;
}
@property --tw-drop-shadow-alpha {
  syntax: "<percentage>";
  inherits: false;
  initial-value: 100%;
}
@property --tw-drop-shadow-size {
  syntax: "*";
  inherits: false;
}
@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}
@layer properties {
  @supports ((-webkit-hyphens: none) and (not (margin-trim: inline))) or ((-moz-orient: inline) and (not (color:rgb(from red r g b)))) {
    *, ::before, ::after, ::backdrop {
      --tw-rotate-x: initial;
      --tw-rotate-y: initial;
      --tw-rotate-z: initial;
      --tw-skew-x: initial;
      --tw-skew-y: initial;
      --tw-border-style: solid;
      --tw-blur: initial;
      --tw-brightness: initial;
      --tw-contrast: initial;
      --tw-grayscale: initial;
      --tw-hue-rotate: initial;
      --tw-invert: initial;
      --tw-opacity: initial;
      --tw-saturate: initial;
      --tw-sepia: initial;
      --tw-drop-shadow: initial;
      --tw-drop-shadow-color: initial;
      --tw-drop-shadow-alpha: 100%;
      --tw-drop-shadow-size: initial;
    }
  }
}