:root {
  --canvas: #eef1ef;
  --surface: #ffffff;
  --surface-subtle: #f7f8f7;
  --surface-hover: #f1f4f2;
  --ink: #1a1f1d;
  --ink-soft: #5e6965;
  --ink-faint: #8d9692;
  --line: #e0e5e2;
  --line-strong: #ccd4d0;
  --accent: #167657;
  --accent-hover: #105f46;
  --accent-soft: #e6f3ed;
  --warning: #a9680d;
  --warning-soft: #fff3dd;
  --danger: #b23a3a;
  --danger-hover: #952f2f;
  --danger-soft: #fae9e8;
  --info: #346b91;
  --info-soft: #e7f1f7;
  --shadow: 0 18px 50px rgba(28, 38, 34, 0.14);
  --sidebar-width: 232px;
  --radius: 6px;
}

* {
  box-sizing: border-box;
}

html,
body {
  min-height: 100%;
}

body {
  margin: 0;
  background: var(--canvas);
  color: var(--ink);
  font-family: "Segoe UI Variable", "Microsoft YaHei UI", "Microsoft YaHei", sans-serif;
  font-size: 14px;
  letter-spacing: 0;
}

button,
input,
select,
textarea {
  font: inherit;
  letter-spacing: 0;
}

button,
select {
  cursor: pointer;
}

button:disabled {
  cursor: not-allowed;
}

.hidden {
  display: none !important;
}

.nav-item.hidden {
  display: none !important;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.boot-screen {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: grid;
  place-items: center;
  background: var(--surface);
}

.spinner {
  width: 22px;
  height: 22px;
  border: 2px solid var(--line-strong);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 700ms linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.brand-mark {
  width: 32px;
  height: 32px;
  flex: 0 0 32px;
  border-radius: 5px;
  display: grid;
  place-items: center;
  background: var(--ink);
  color: #ffffff;
  font-family: Consolas, "SFMono-Regular", monospace;
  font-size: 11px;
  font-weight: 700;
}

.login-view {
  min-height: 100dvh;
  display: grid;
  grid-template-columns: minmax(420px, 46%) minmax(0, 1fr);
  background: var(--surface);
}

.login-panel {
  width: min(420px, calc(100% - 64px));
  margin: auto;
}

.login-brand,
.brand {
  display: flex;
  align-items: center;
  gap: 11px;
  font-size: 15px;
  font-weight: 700;
}

.login-copy {
  margin: 76px 0 34px;
}

.eyebrow {
  margin: 0 0 13px;
  color: var(--accent);
  font-family: Consolas, "SFMono-Regular", monospace;
  font-size: 11px;
  font-weight: 700;
}

.login-copy h1 {
  margin: 0;
  font-size: 30px;
  line-height: 1.25;
}

.login-copy p:last-child {
  margin: 10px 0 0;
  color: var(--ink-soft);
  font-size: 14px;
}

.login-form {
  display: grid;
  gap: 18px;
}

.field {
  min-width: 0;
  display: grid;
  gap: 8px;
  color: var(--ink-soft);
  font-size: 12px;
  font-weight: 650;
}

.input-shell {
  height: 44px;
  padding: 0 12px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--surface);
  transition: border-color 140ms ease, box-shadow 140ms ease;
}

.input-shell:focus-within {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(22, 118, 87, 0.11);
}

.input-shell svg {
  width: 16px;
  color: var(--ink-faint);
}

.input-shell input {
  width: 100%;
  min-width: 0;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--ink);
}

.form-error {
  margin: -4px 0 0;
  color: var(--danger);
  font-size: 12px;
}

.login-button {
  width: 100%;
  height: 44px;
  margin-top: 4px;
  justify-content: space-between;
}

.login-aside {
  min-width: 0;
  margin: 18px;
  display: grid;
  place-items: center;
  overflow: hidden;
  background:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    #17201d;
  background-size: 42px 42px;
}

.signal-board {
  width: min(500px, calc(100% - 80px));
  padding: 28px;
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: 8px;
  background: rgba(14, 20, 18, 0.74);
  color: #e9f0ed;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.24);
}

.signal-head,
.signal-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: Consolas, "SFMono-Regular", monospace;
  font-size: 11px;
}

.live-dot {
  color: #79d2ad;
}

.live-dot::before {
  content: "";
  width: 6px;
  height: 6px;
  margin-right: 7px;
  border-radius: 50%;
  display: inline-block;
  background: currentColor;
  box-shadow: 0 0 0 4px rgba(121, 210, 173, 0.1);
}

.signal-lines {
  height: 210px;
  margin: 28px 0;
  padding: 24px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.signal-lines span {
  width: var(--width);
  height: 12px;
  display: block;
  background: linear-gradient(90deg, #63bd99, rgba(99, 189, 153, 0.08));
  opacity: 0.7;
}

.signal-lines span:nth-child(2n) {
  background: linear-gradient(90deg, #6d96af, rgba(109, 150, 175, 0.08));
}

.signal-foot {
  color: #9dacA6;
}

.app-shell {
  min-height: 100dvh;
  display: grid;
  grid-template-columns: var(--sidebar-width) minmax(0, 1fr);
}

.sidebar {
  position: sticky;
  top: 0;
  z-index: 20;
  height: 100dvh;
  padding: 24px 16px 18px;
  border-right: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  background: var(--surface);
}

.brand {
  height: 38px;
  padding: 0 6px;
}

.sidebar .sidebar-close {
  display: none;
  margin-left: auto;
}

.nav-label {
  margin: 40px 10px 10px;
  color: var(--ink-faint);
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
}

.nav-list {
  display: grid;
  gap: 5px;
}

.nav-item {
  width: 100%;
  height: 40px;
  padding: 0 11px;
  border: 0;
  border-radius: 5px;
  display: flex;
  align-items: center;
  gap: 10px;
  background: transparent;
  color: var(--ink-soft);
  text-align: left;
  font-size: 13px;
  transition: background 130ms ease, color 130ms ease;
}

.nav-item:hover {
  background: var(--surface-hover);
  color: var(--ink);
}

.nav-item.active {
  background: var(--ink);
  color: #ffffff;
  font-weight: 650;
}

.nav-item svg {
  width: 16px;
  height: 16px;
}

.sidebar-footer {
  margin-top: auto;
  display: grid;
  gap: 14px;
}

.session-user {
  min-height: 42px;
  padding: 0 10px;
  display: flex;
  align-items: center;
  gap: 9px;
  color: var(--ink-soft);
}

.session-user > svg {
  width: 17px;
  height: 17px;
  color: var(--accent);
}

.session-user strong,
.session-user small {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.session-user strong {
  max-width: 160px;
  color: var(--ink);
  font-size: 11px;
}

.session-user small {
  margin-top: 3px;
  color: var(--ink-faint);
  font-size: 10px;
}

.service-status {
  min-height: 54px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  gap: 9px;
  background: var(--surface-subtle);
}

.service-status strong,
.service-status small {
  display: block;
}

.service-status strong {
  font-size: 11px;
}

.service-status small {
  margin-top: 4px;
  color: var(--ink-faint);
  font-size: 10px;
}

.service-indicator {
  width: 7px;
  height: 7px;
  flex: 0 0 7px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 4px var(--accent-soft);
}

.logout-button {
  height: 36px;
  padding: 0 10px;
  border: 0;
  border-radius: 5px;
  display: flex;
  align-items: center;
  gap: 9px;
  background: transparent;
  color: var(--ink-soft);
  font-size: 12px;
}

.logout-button:hover {
  background: var(--danger-soft);
  color: var(--danger);
}

.logout-button svg {
  width: 15px;
}

.main {
  min-width: 0;
  min-height: 100dvh;
  padding: 0 28px 28px;
}

.topbar {
  min-height: 88px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.topbar-title {
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 10px;
}

.topbar h1 {
  margin: 0;
  font-size: 20px;
  line-height: 1.35;
}

.topbar p {
  margin: 4px 0 0;
  color: var(--ink-soft);
  font-size: 12px;
}

.top-actions,
.toolbar-left,
.toolbar-right,
.drawer-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.button,
.icon-button,
.page-button {
  border: 1px solid var(--line-strong);
  border-radius: 5px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--surface);
  color: var(--ink-soft);
  font-weight: 600;
  transition: border-color 130ms ease, background 130ms ease, color 130ms ease, transform 100ms ease;
}

.button {
  min-height: 36px;
  padding: 0 12px;
  gap: 7px;
  font-size: 12px;
}

.icon-button,
.page-button {
  width: 36px;
  height: 36px;
  padding: 0;
}

.button:hover,
.icon-button:hover,
.page-button:hover {
  border-color: #aeb9b4;
  background: var(--surface-hover);
  color: var(--ink);
}

.button:active,
.icon-button:active,
.page-button:active {
  transform: translateY(1px);
}

.button:focus-visible,
.icon-button:focus-visible,
.page-button:focus-visible,
.nav-item:focus-visible,
.logout-button:focus-visible {
  outline: 3px solid rgba(22, 118, 87, 0.18);
  outline-offset: 1px;
}

.button:disabled,
.icon-button:disabled {
  opacity: 0.45;
  transform: none;
}

.button svg,
.icon-button svg,
.page-button svg {
  width: 15px;
  height: 15px;
}

.button.primary {
  border-color: var(--accent);
  background: var(--accent);
  color: #ffffff;
}

.button.primary:hover {
  border-color: var(--accent-hover);
  background: var(--accent-hover);
}

.button.danger {
  border-color: var(--danger);
  background: var(--danger);
  color: #ffffff;
}

.button.danger:hover {
  border-color: var(--danger-hover);
  background: var(--danger-hover);
}

.danger-action:not(:disabled):hover {
  border-color: #e0b5b3;
  background: var(--danger-soft);
  color: var(--danger);
}

.mobile-menu {
  display: none;
}

.metrics {
  min-height: 106px;
  margin-bottom: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  overflow: hidden;
  background: var(--surface);
}

.metric {
  min-width: 0;
  padding: 17px 20px;
  border-right: 1px solid var(--line);
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-content: center;
  gap: 4px 12px;
}

.metric:last-child {
  border-right: 0;
}

.metric-label {
  grid-column: 1 / -1;
  color: var(--ink-soft);
  font-size: 11px;
  font-weight: 650;
}

.metric strong {
  min-width: 0;
  font-size: 24px;
  line-height: 1.2;
}

.metric small {
  align-self: end;
  padding-bottom: 3px;
  color: var(--ink-faint);
  font-size: 10px;
}

.workspace {
  min-height: calc(100dvh - 132px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: var(--surface);
}

#accounts-view .workspace {
  min-height: calc(100dvh - 238px);
}

.toolbar,
.section-bar {
  min-height: 62px;
  padding: 12px;
  border-bottom: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.search-box {
  width: min(290px, 30vw);
  height: 36px;
  padding: 0 9px;
  border: 1px solid var(--line-strong);
  border-radius: 5px;
  display: flex;
  align-items: center;
  gap: 7px;
  background: var(--surface-subtle);
  transition: border-color 130ms ease, box-shadow 130ms ease;
}

.search-box:focus-within {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(22, 118, 87, 0.1);
}

.search-box > svg {
  width: 15px;
  color: var(--ink-faint);
}

.search-box input {
  width: 100%;
  min-width: 0;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--ink);
  font-size: 12px;
}

.search-clear {
  width: 22px;
  height: 22px;
  padding: 0;
  border: 0;
  display: grid;
  place-items: center;
  background: transparent;
  color: var(--ink-faint);
}

.search-clear svg {
  width: 13px;
}

.select-control,
.text-control {
  height: 36px;
  border: 1px solid var(--line-strong);
  border-radius: 5px;
  outline: 0;
  background: var(--surface);
  color: var(--ink-soft);
  font-size: 12px;
}

.select-control {
  padding: 0 30px 0 10px;
}

.select-control:focus,
.text-control:focus,
textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(22, 118, 87, 0.1);
}

.selection-count {
  padding-right: 4px;
  color: var(--accent);
  font-size: 11px;
  font-weight: 650;
}

.table-wrap {
  min-height: 350px;
  flex: 1 1 auto;
  overflow: auto;
}

.data-table {
  width: 100%;
  min-width: 920px;
  border-collapse: collapse;
  table-layout: fixed;
}

.data-table th,
.data-table td {
  height: 50px;
  padding: 0 12px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: middle;
  font-size: 12px;
}

.data-table th {
  position: sticky;
  top: 0;
  z-index: 2;
  height: 42px;
  background: var(--surface-subtle);
  color: var(--ink-soft);
  font-size: 11px;
  font-weight: 650;
}

.data-table tbody tr:hover {
  background: #f8faf9;
}

.col-check {
  width: 44px;
}

.col-email {
  width: 26%;
}

.col-status {
  width: 14%;
}

.col-time {
  width: 16%;
}

.col-time-small {
  width: 14%;
}

.col-actions {
  width: 112px;
}

.checkbox {
  width: 15px;
  height: 15px;
  accent-color: var(--accent);
}

.email-cell {
  min-width: 0;
}

.email-cell strong,
.email-cell small {
  max-width: 100%;
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.email-cell strong {
  font-size: 12px;
}

.email-cell small {
  margin-top: 4px;
  color: var(--ink-faint);
  font-family: Consolas, "SFMono-Regular", monospace;
  font-size: 10px;
}

.status {
  min-height: 24px;
  width: fit-content;
  padding: 0 8px;
  border-radius: 4px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 10px;
  font-weight: 700;
}

.status::before {
  content: "";
  width: 6px;
  height: 6px;
  flex: 0 0 6px;
  border-radius: 50%;
  background: currentColor;
}

.status.active,
.status.success {
  background: var(--accent-soft);
  color: var(--accent);
}

.status.pending {
  background: var(--warning-soft);
  color: var(--warning);
}

.status.error,
.status.invalid {
  background: var(--danger-soft);
  color: var(--danger);
}

.status.error {
  background: var(--info-soft);
  color: var(--info);
}

.time-cell {
  overflow: hidden;
  color: var(--ink-soft);
  font-family: Consolas, "SFMono-Regular", monospace;
  font-size: 10px !important;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.row-actions {
  display: flex;
  justify-content: flex-end;
  gap: 3px;
}

.row-action {
  width: 30px;
  height: 30px;
  padding: 0;
  border: 0;
  border-radius: 4px;
  display: grid;
  place-items: center;
  background: transparent;
  color: var(--ink-soft);
}

.row-action:hover {
  background: var(--surface-hover);
  color: var(--ink);
}

.row-action.delete:hover {
  background: var(--danger-soft);
  color: var(--danger);
}

.row-action svg {
  width: 15px;
  height: 15px;
}

.table-footer {
  min-height: 54px;
  padding: 9px 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  color: var(--ink-soft);
  font-size: 11px;
}

.pagination {
  display: flex;
  align-items: center;
  gap: 4px;
}

.page-button {
  width: 30px;
  height: 30px;
  font-size: 11px;
}

.page-button.active {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--accent);
  font-weight: 700;
}

.empty-cell,
.loading-cell {
  height: 310px !important;
  padding: 0 !important;
  text-align: center !important;
}

.empty-state {
  min-height: 260px;
  display: grid;
  place-content: center;
  justify-items: center;
  gap: 8px;
  color: var(--ink-faint);
}

.empty-state.compact {
  min-height: 220px;
}

.empty-state svg {
  width: 24px;
  height: 24px;
  margin-bottom: 3px;
}

.empty-state strong {
  color: var(--ink-soft);
  font-size: 12px;
}

.empty-state span {
  font-size: 11px;
}

.table-loader {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: var(--ink-faint);
  font-size: 11px;
}

.table-loader .spinner {
  width: 16px;
  height: 16px;
}

.section-bar {
  min-height: 70px;
  padding: 14px 16px;
}

.section-bar h2,
.form-section-title h2 {
  margin: 0;
  font-size: 14px;
}

.section-bar p,
.form-section-title p {
  margin: 4px 0 0;
  color: var(--ink-faint);
  font-size: 11px;
}

.logs-table-wrap {
  min-height: 460px;
}

.logs-table {
  min-width: 760px;
}

.users-table-wrap {
  min-height: 460px;
}

.users-table {
  min-width: 720px;
}

.user-name-column {
  width: 25%;
}

.user-role-column {
  width: 14%;
}

.user-status-column {
  width: 14%;
}

.user-count-column {
  width: 14%;
}

.user-time-column {
  width: 18%;
}

.user-actions-column {
  width: 15%;
}

.user-count {
  color: var(--ink-soft);
  font-family: Consolas, "SFMono-Regular", monospace;
  font-size: 11px;
}

.user-protected {
  color: var(--ink-faint);
  font-size: 10px;
  white-space: nowrap;
}

.user-role {
  color: var(--ink-soft);
  font-size: 11px;
}

.user-disabled {
  background: var(--danger-soft);
  color: var(--danger);
}

.user-modal {
  width: min(520px, 100%);
}

.user-form-body {
  display: grid;
  gap: 18px;
}

.user-form-body .text-control {
  height: 42px;
}

.log-email {
  width: 28%;
}

.log-result {
  width: 14%;
}

.log-message {
  width: 38%;
}

.log-time {
  width: 20%;
}

.message-cell {
  overflow: hidden;
  color: var(--ink-soft);
  text-overflow: ellipsis;
  white-space: nowrap;
}

.settings-layout {
  min-height: calc(100dvh - 116px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  display: grid;
  grid-template-columns: 230px minmax(0, 680px);
  align-content: start;
  background: var(--surface);
}

.settings-index {
  min-height: 100%;
  padding: 24px 20px;
  border-right: 1px solid var(--line);
  background: var(--surface-subtle);
}

.settings-index span,
.settings-index small {
  display: block;
}

.settings-index span {
  font-size: 12px;
  font-weight: 700;
}

.settings-index small {
  margin-top: 5px;
  color: var(--ink-faint);
  font-size: 10px;
}

.settings-form {
  min-width: 0;
  padding: 12px 34px 28px;
}

.form-section {
  padding: 26px 0 30px;
  border-bottom: 1px solid var(--line);
  display: grid;
  grid-template-columns: 180px minmax(0, 1fr);
  gap: 22px 30px;
}

.form-section-title {
  grid-row: 1 / span 3;
}

.text-control {
  width: 100%;
  padding: 0 10px;
  color: var(--ink);
}

.number-field {
  position: relative;
  display: block;
}

.number-field .text-control {
  padding-right: 48px;
}

.number-field small {
  position: absolute;
  top: 50%;
  right: 11px;
  color: var(--ink-faint);
  transform: translateY(-50%);
}

.settings-actions {
  padding-top: 24px;
  display: flex;
  justify-content: flex-end;
}

.overlay {
  position: fixed;
  inset: 0;
  z-index: 60;
  padding: 20px;
  display: grid;
  place-items: center;
  background: rgba(22, 27, 25, 0.48);
  opacity: 0;
  transition: opacity 150ms ease;
}

.overlay.open {
  opacity: 1;
}

.modal {
  width: min(690px, 100%);
  border: 1px solid var(--line);
  border-radius: 7px;
  background: var(--surface);
  box-shadow: var(--shadow);
  transform: translateY(8px);
  transition: transform 150ms ease;
}

.overlay.open .modal {
  transform: translateY(0);
}

.modal-head,
.modal-foot {
  min-height: 66px;
  padding: 12px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.modal-head {
  border-bottom: 1px solid var(--line);
}

.modal-head h2 {
  margin: 0;
  font-size: 15px;
}

.modal-head p {
  margin: 5px 0 0;
  color: var(--ink-faint);
  font-size: 11px;
}

.modal-body {
  padding: 18px;
}

textarea {
  width: 100%;
  min-height: 240px;
  padding: 12px;
  border: 1px solid var(--line-strong);
  border-radius: 5px;
  resize: vertical;
  outline: 0;
  background: #fbfcfb;
  color: var(--ink);
  font-family: Consolas, "SFMono-Regular", monospace;
  font-size: 11px;
  line-height: 1.65;
}

.format-strip {
  min-height: 36px;
  margin-top: 10px;
  padding: 0 10px;
  border-radius: 4px;
  display: flex;
  align-items: center;
  gap: 7px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 10px;
}

.format-strip svg {
  width: 14px;
}

.format-strip strong {
  margin-left: auto;
}

.modal-foot {
  border-top: 1px solid var(--line);
  justify-content: flex-end;
}

.confirm-modal {
  width: min(390px, 100%);
  padding: 28px;
  text-align: center;
}

.confirm-icon {
  width: 42px;
  height: 42px;
  margin: 0 auto 16px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: var(--danger-soft);
  color: var(--danger);
}

.confirm-icon svg {
  width: 19px;
}

.confirm-modal h2 {
  margin: 0;
  font-size: 16px;
}

.confirm-modal p {
  margin: 9px 0 22px;
  color: var(--ink-soft);
  font-size: 12px;
  line-height: 1.6;
}

.confirm-actions {
  display: flex;
  justify-content: center;
  gap: 8px;
}

.drawer-scrim {
  position: fixed;
  inset: 0;
  z-index: 69;
  background: rgba(22, 27, 25, 0.28);
  opacity: 0;
  transition: opacity 170ms ease;
}

.drawer-scrim.open {
  opacity: 1;
}

.mail-drawer {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  z-index: 70;
  width: min(760px, 100vw);
  border-left: 1px solid var(--line);
  display: grid;
  grid-template-rows: 68px minmax(0, 1fr);
  background: var(--surface);
  box-shadow: var(--shadow);
  transform: translateX(102%);
  transition: transform 180ms ease;
}

.mail-drawer.open {
  transform: translateX(0);
}

.drawer-head {
  padding: 0 16px;
  border-bottom: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.drawer-title {
  min-width: 0;
}

.drawer-title span,
.drawer-title strong {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.drawer-title span {
  color: var(--ink-faint);
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
}

.drawer-title strong {
  margin-top: 4px;
  font-size: 13px;
}

.mail-layout {
  min-height: 0;
  display: grid;
  grid-template-columns: 265px minmax(0, 1fr);
}

.mail-list {
  min-height: 0;
  border-right: 1px solid var(--line);
  overflow-y: auto;
  background: var(--surface-subtle);
}

.mail-item {
  width: 100%;
  min-height: 86px;
  padding: 12px;
  border: 0;
  border-bottom: 1px solid var(--line);
  display: block;
  background: transparent;
  color: var(--ink);
  text-align: left;
}

.mail-item:hover {
  background: var(--surface-hover);
}

.mail-item.active {
  background: var(--surface);
  box-shadow: inset 3px 0 0 var(--accent);
}

.mail-item strong,
.mail-item span {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.mail-item strong {
  font-size: 11px;
}

.mail-item .mail-subject {
  margin-top: 6px;
  color: var(--ink-soft);
  font-size: 11px;
}

.mail-item .mail-date {
  margin-top: 5px;
  color: var(--ink-faint);
  font-family: Consolas, "SFMono-Regular", monospace;
  font-size: 9px;
}

.mail-list-state {
  min-height: 100%;
  padding: 24px;
  display: grid;
  place-content: center;
  justify-items: center;
  gap: 8px;
  color: var(--ink-faint);
  text-align: center;
  font-size: 11px;
}

.mail-content {
  min-width: 0;
  overflow-y: auto;
  padding: 26px;
}

.mail-content h2 {
  margin: 0;
  font-size: 17px;
  line-height: 1.45;
  overflow-wrap: anywhere;
}

.mail-meta {
  margin-top: 16px;
  padding-bottom: 17px;
  border-bottom: 1px solid var(--line);
  color: var(--ink-soft);
  font-size: 11px;
  line-height: 1.75;
  overflow-wrap: anywhere;
}

.mail-body {
  margin: 0;
  padding-top: 20px;
  color: #39423e;
  font-family: "Segoe UI Variable", "Microsoft YaHei UI", sans-serif;
  font-size: 13px;
  line-height: 1.75;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.toast-region {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 100;
  width: min(350px, calc(100vw - 36px));
  display: grid;
  gap: 8px;
}

.toast {
  min-height: 48px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 6px;
  display: flex;
  align-items: center;
  gap: 9px;
  background: var(--surface);
  color: var(--ink-soft);
  box-shadow: 0 12px 36px rgba(28, 38, 34, 0.16);
  font-size: 11px;
  animation: toast-in 160ms ease both;
}

.toast.success {
  border-color: #b9d9ca;
}

.toast.error {
  border-color: #e2b9b7;
}

.toast svg {
  width: 16px;
  flex: 0 0 16px;
  color: var(--accent);
}

.toast.error svg {
  color: var(--danger);
}

@keyframes toast-in {
  from {
    opacity: 0;
    transform: translateY(6px);
  }
}

.sidebar-scrim {
  display: none;
}

@media (max-width: 980px) {
  .app-shell {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: fixed;
    left: 0;
    width: min(var(--sidebar-width), calc(100vw - 48px));
    transform: translateX(-102%);
    transition: transform 170ms ease;
  }

  .sidebar.open {
    transform: translateX(0);
  }

  .sidebar .sidebar-close,
  .mobile-menu {
    display: inline-flex;
  }

  .sidebar-scrim {
    position: fixed;
    inset: 0;
    z-index: 19;
    display: block;
    background: rgba(22, 27, 25, 0.3);
    opacity: 0;
    pointer-events: none;
    transition: opacity 170ms ease;
  }

  .sidebar-scrim.open {
    opacity: 1;
    pointer-events: auto;
  }

  .main {
    padding-right: 18px;
    padding-left: 18px;
  }

  .settings-layout {
    grid-template-columns: 190px minmax(0, 1fr);
  }
}

@media (max-width: 760px) {
  .login-view {
    grid-template-columns: 1fr;
  }

  .login-panel {
    width: min(420px, calc(100% - 40px));
  }

  .login-aside {
    display: none;
  }

  .login-copy {
    margin-top: 64px;
  }

  .metrics {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .metric:nth-child(2) {
    border-right: 0;
  }

  .metric:nth-child(-n + 2) {
    border-bottom: 1px solid var(--line);
  }

  .toolbar {
    align-items: stretch;
    flex-direction: column;
  }

  .toolbar-left,
  .toolbar-right {
    width: 100%;
  }

  .search-box {
    width: 100%;
  }

  .toolbar-right {
    overflow-x: auto;
  }

  .selection-count {
    margin-right: auto;
  }

  .settings-layout {
    display: block;
  }

  .settings-index {
    min-height: 0;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .settings-form {
    padding-right: 20px;
    padding-left: 20px;
  }

  .form-section {
    grid-template-columns: 1fr;
  }

  .form-section-title {
    grid-row: auto;
  }
}

@media (max-width: 560px) {
  .main {
    padding: 0 12px 14px;
  }

  .topbar {
    min-height: 78px;
  }

  .topbar p {
    display: none;
  }

  .top-actions .button:not(.primary) span {
    display: none;
  }

  .metrics {
    grid-template-columns: 1fr;
  }

  .metric {
    min-height: 86px;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .metric:last-child {
    border-bottom: 0;
  }

  #accounts-view .workspace {
    min-height: 520px;
  }

  .mail-layout {
    grid-template-columns: 1fr;
    grid-template-rows: 210px minmax(0, 1fr);
  }

  .mail-list {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .mail-content {
    padding: 20px;
  }

  .modal {
    max-height: calc(100dvh - 24px);
    overflow-y: auto;
  }

  .overlay {
    padding: 12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}