/* Application shell. View internals belong to their component stylesheets. */
.login-view { min-height: 100dvh; display: grid; place-items: center; padding: 24px; background: var(--bg); }
.login-card { width: min(380px, 100%); display: grid; gap: 16px; padding: 28px; border: 1px solid var(--line); border-radius: var(--radius-lg); background: var(--surface); }
.login-card h1 { margin: 6px 0 0; font-size: 24px; font-weight: 600; }
.login-card p { margin: 0; color: var(--muted); }
.login-card label:not([hidden]) { display: grid; gap: 6px; font-size: 12px; color: var(--text-2); }
.brand-line, .brand { display: flex; align-items: center; gap: 10px; min-width: 0; }
.brand-mark { width: 30px; height: 30px; flex: 0 0 auto; display: grid; place-items: center; overflow: hidden; border-radius: 8px; background: #111827; }
.brand-mark img { width: 23px; height: 23px; display: block; object-fit: contain; }
.brand { min-height: 40px; padding: 0 2px; }
.brand strong { font-size: 14px; font-weight: 600; white-space: nowrap; }
.app-shell { width: 100%; height: 100dvh; display: grid; grid-template-columns: var(--sidebar-w) minmax(0, 1fr); overflow: hidden; }
.sidebar { min-height: 0; display: flex; flex-direction: column; gap: 18px; padding: 10px 12px 12px; border-right: 1px solid var(--line); background: var(--surface-2); overflow-y: auto; }
.sidebar-toggle { width: 26px; height: 28px; margin-left: auto; flex: 0 0 auto; display: grid; place-items: center; border-radius: 6px; background: transparent; color: var(--muted); }
.sidebar-toggle:hover { background: var(--surface-3); color: var(--text); }
.sidebar-toggle svg { width: 16px; height: 16px; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.compose-button { width: 100%; min-height: 40px; flex: 0 0 auto; display: flex; align-items: center; justify-content: center; gap: 9px; padding: 0 12px; border: 1px solid var(--line-strong); border-radius: 8px; background: var(--surface); color: var(--text); font-size: 13px; font-weight: 600; }
.compose-button:hover { border-color: var(--accent); color: var(--accent); }
.compose-button svg, .main-nav-label svg { width: 18px; height: 18px; flex: 0 0 auto; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.nav-stack { display: grid; gap: 4px; }
.nav-group-label { padding: 0 10px 5px; color: var(--muted); font-size: 11px; font-weight: 500; }
.nav-group-divider { margin-top: 20px; }
.nav { width: 100%; min-height: 38px; display: flex; align-items: center; justify-content: space-between; gap: 8px; padding: 0 10px; border-radius: 6px; background: transparent; color: var(--text-2); font-size: 12.5px; font-weight: 500; text-align: left; }
.nav:hover { background: var(--surface-3); color: var(--text); }
.nav.active { background: var(--accent-soft); color: var(--accent); font-weight: 600; }
.main-nav-label { min-width: 0; display: flex; align-items: center; gap: 10px; }
.main-nav-label span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.nav em { min-width: 20px; height: 20px; display: inline-grid; place-items: center; padding: 0 6px; border-radius: 999px; background: var(--surface-3); color: var(--muted); font-size: 9.5px; line-height: 1; font-style: normal; font-weight: 720; font-variant-numeric: tabular-nums; }
.nav em:empty { display: none; }
.nav.active em { background: color-mix(in srgb, var(--accent) 14%, var(--surface)); color: var(--accent); }
.nav.has-attention em { background: color-mix(in srgb, var(--danger) 11%, var(--surface)); color: var(--danger); }
.user-box { margin-top: auto; display: grid; grid-template-columns: 32px minmax(0, 1fr); align-items: center; gap: 9px; padding-top: 14px; border-top: 1px solid var(--line); }
.sidebar-profile-button { width: 32px; height: 32px; display: grid; place-items: center; overflow: hidden; border-radius: 50%; background: var(--accent-soft); color: var(--accent); font-size: 11px; font-weight: 600; }
.sidebar-profile-button img { width: 100%; height: 100%; object-fit: cover; }
.sidebar-user-copy { min-width: 0; display: grid; }
.sidebar-user-copy small { display: none; }
.sidebar-user-copy b, .sidebar-user-copy span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.sidebar-user-copy b { font-size: 12px; font-weight: 600; }
.sidebar-user-copy span { color: var(--muted); font-size: 10px; }

/* A single collapsed state is shared by the explicit control and responsive default. */
.app-shell.sidebar-collapsed { --sidebar-w: 64px; }
.sidebar-collapsed .sidebar { padding-inline: 10px; gap: 16px; }
.sidebar-collapsed .brand { justify-content: center; padding: 0; }
.sidebar-collapsed .brand strong, .sidebar-collapsed .compose-button span,
.sidebar-collapsed .main-nav-label span, .sidebar-collapsed .sidebar-user-copy,
.sidebar-collapsed .nav-group-label { display: none; }
.sidebar-collapsed .brand-mark { display: none; }
.sidebar-collapsed .sidebar-toggle { margin: 0; }
.sidebar-collapsed .sidebar-toggle svg { transform: rotate(180deg); }
.sidebar-collapsed .compose-button { padding: 0; }
.sidebar-collapsed .nav { min-height: 42px; justify-content: center; padding: 0; position: relative; }
.sidebar-collapsed .nav em { position: absolute; top: -1px; right: -3px; min-width: 18px; height: 18px; padding: 0 5px; border: 2px solid var(--surface-2); background: var(--surface-3); font-size: 8.5px; }
.sidebar-collapsed .nav.has-attention em { background: color-mix(in srgb, var(--danger) 13%, var(--surface-2)); }
.sidebar-collapsed .user-box { grid-template-columns: 1fr; justify-items: center; }

.main { min-width: 0; min-height: 0; height: 100dvh; display: flex; flex-direction: column; overflow: hidden; padding: 0 16px 16px; }
.topbar { flex: 0 0 var(--topbar-h); min-width: 0; display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.topbar > div:first-child { min-width: 0; }
.topbar h1 { margin: 0; font-size: 17px; line-height: 1.2; font-weight: 600; letter-spacing: -.02em; white-space: nowrap; }
.topbar p { display: none; }
.topbar-actions { min-width: 0; display: flex; align-items: center; justify-content: flex-end; gap: 10px; flex: 1 1 auto; }
.searchbox { width: min(420px, 36vw); height: 36px; display: flex; align-items: center; gap: 8px; padding: 0 10px; border: 1px solid var(--line); border-radius: 8px; background: var(--surface); color: var(--muted); }
.searchbox svg { width: 16px; height: 16px; flex: 0 0 auto; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; }
.searchbox:focus-within { border-color: var(--accent); }
.searchbox input { height: 32px; padding: 0; border: 0; background: transparent; box-shadow: none; font-size: 12px; }
.workspace-menu { position: relative; flex: 0 0 auto; }
.workspace-menu > summary { width: 34px; height: 34px; display: grid; place-items: center; list-style: none; cursor: pointer; border-radius: 7px; color: var(--text-2); }
.workspace-menu > summary::-webkit-details-marker { display: none; }
.workspace-menu > summary:hover, .workspace-menu[open] > summary { background: var(--surface-3); }
.workspace-menu > summary svg { width: 19px; height: 19px; fill: var(--surface); stroke: currentColor; stroke-width: 1.6; }
.workspace-menu-panel { position: absolute; z-index: 1300; top: calc(100% + 10px); right: 0; width: min(300px, calc(100vw - 86px)); display: grid; gap: 12px; padding: 16px; border: 1px solid var(--line); border-radius: 10px; background: var(--surface); box-shadow: var(--shadow-pop); }
.workspace-menu-heading, .workspace-preference { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.workspace-menu-heading b { font-size: 13px; font-weight: 600; }
.workspace-preference { font-size: 12px; color: var(--text-2); }
.workspace-menu-panel > .button { margin-top: 2px; }
.sync-dot { min-width: 0; display: inline-flex; align-items: center; gap: 6px; color: var(--muted); font-size: 10px; }
.sync-dot::before { content: ''; width: 6px; height: 6px; flex: 0 0 auto; border-radius: 50%; background: var(--muted); }
.sync-dot[data-connected="true"]::before { background: var(--success); }
.language-switch { display: inline-flex; gap: 2px; padding: 3px; border-radius: 7px; background: var(--surface-2); }
.language-switch button { min-width: 34px; height: 26px; padding: 0 6px; border-radius: 5px; background: transparent; color: var(--muted); font-size: 10px; font-weight: 600; }
.language-switch button.on { background: var(--surface); color: var(--text); }
.theme-toggle { min-width: 76px; height: 32px; border-radius: 7px; border: 1px solid var(--line); background: var(--surface); color: var(--text-2); font-size: 12px; }
.attention-pulse { min-height: 30px; display: inline-flex; align-items: center; gap: 6px; padding: 0 9px; border: 1px solid color-mix(in srgb, var(--danger) 18%, var(--line)); border-radius: 999px; background: color-mix(in srgb, var(--danger) 8%, var(--surface)); color: color-mix(in srgb, var(--danger) 88%, var(--text)); font-size: 10.5px; white-space: nowrap; transition: background .14s ease, border-color .14s ease, transform .14s ease; }
.attention-pulse:hover { background: color-mix(in srgb, var(--danger) 12%, var(--surface)); border-color: color-mix(in srgb, var(--danger) 28%, var(--line)); }
.attention-pulse:active { transform: translateY(1px); }
.attention-pulse-icon { width: 15px; height: 15px; display: grid; place-items: center; }
.attention-pulse-icon svg { width: 15px; height: 15px; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.attention-pulse b { font-weight: 720; }

.view { display: none; min-width: 0; min-height: 0; }
.view.active { flex: 1 1 auto; min-height: 0; }
#view-inbox.active, #view-desk.active, #view-actions.active, #view-feed.active, #view-contacts.active { display: flex; flex-direction: column; overflow: hidden; }
#view-analytics.active, #view-admin.active { display: block; overflow: auto; overscroll-behavior: contain; }
#quickStats { display: none; }
.mail-layout, .desk-layout, .contact-review-layout { flex: 1 1 auto; min-width: 0; min-height: 0; display: grid; gap: 12px; overflow: hidden; position: relative; }
.mail-layout { grid-template-columns: var(--inbox-queue-width, 340px) 6px minmax(0, 1fr) 360px; }
.mail-layout.details-collapsed { grid-template-columns: var(--inbox-queue-width, 340px) 6px minmax(0, 1fr); }
.mail-layout.details-collapsed .allocation-side { display: none; }
.desk-layout { grid-template-columns: var(--desk-queue-width, 300px) 6px minmax(0, 1fr) 330px; gap: 8px; }
.desk-layout.details-collapsed { grid-template-columns: var(--desk-queue-width, 300px) 6px minmax(0, 1fr); }
.desk-layout.details-collapsed .desk-side { display: none; }
.contact-review-layout { grid-template-columns: minmax(280px, 330px) minmax(0, 1fr); }
.mail-layout > *, .desk-layout > *, .contact-review-layout > * { min-width: 0; min-height: 0; }

@media (max-width: 1500px) {
  .mail-layout, .mail-layout.details-collapsed { grid-template-columns: var(--inbox-queue-width, 320px) 6px minmax(0, 1fr); }
  .desk-layout, .desk-layout.details-collapsed { grid-template-columns: var(--desk-queue-width, 280px) 6px minmax(0, 1fr); }
  .allocation-side:not([hidden]), .desk-side:not([hidden]) { position: absolute; z-index: 26; inset: 0 0 0 auto; width: min(380px, 55vw); box-shadow: var(--shadow-pop); }
}
@media (max-width: 1100px) {
  .main { padding: 0 10px 10px; }
  .mail-layout, .mail-layout.details-collapsed { grid-template-columns: var(--inbox-queue-width, 280px) 6px minmax(0, 1fr); gap: 8px; }
  .contact-review-layout { grid-template-columns: 280px minmax(0, 1fr); gap: 8px; }
}
@media (max-width: 860px) {
  .mail-layout, .mail-layout.details-collapsed { grid-template-columns: var(--inbox-queue-width, 245px) 6px minmax(0, 1fr); }
  .contact-review-layout { grid-template-columns: 240px minmax(0, 1fr); }
  .attention-pulse { width: 30px; padding: 0; justify-content: center; }
  .attention-pulse b { display: none; }
  .topbar { gap: 10px; }
  .topbar h1 { font-size: 15px; }
  .topbar-actions { gap: 6px; }
}
@media (max-width: 760px) {
  :root { --topbar-h: 54px; }
  .app-shell.sidebar-collapsed { --sidebar-w: 54px; }
  .main { padding: 0 8px 8px; }
  .sidebar-collapsed .sidebar { padding-inline: 7px; gap: 10px; }
  .sidebar-collapsed .brand-mark { display: grid; width: 28px; height: 28px; }
.sidebar-collapsed .brand-mark img { width: 21px; height: 21px; }
  .sidebar-collapsed .compose-button, .sidebar-collapsed .nav { min-height: 38px; }
  .sidebar-collapsed .sidebar-profile-button { width: 30px; height: 30px; }
  .topbar-actions .searchbox { display: none; }
  .mail-layout, .mail-layout.details-collapsed, .desk-layout, .desk-layout.details-collapsed { display: block; }
  .mail-layout .thread-list-card, .desk-layout .manager-queue { height: 100%; }
  .mail-layout .allocation-reader, .desk-layout .desk-main { display: none; height: 100%; }
  .mail-layout.mobile-thread-open .thread-list-card, .desk-layout.mobile-thread-open .manager-queue { display: none; }
  .mail-layout.mobile-thread-open .allocation-reader, .desk-layout.mobile-thread-open .desk-main { display: flex; }
  .desk-layout .desk-resizer { display: none; }
  .mail-layout .allocation-side:not([hidden]), .desk-layout .desk-side:not([hidden]) { width: 100%; max-width: none; }
  .mail-layout .inbox-resizer, .desk-layout .desk-resizer { display: none; }
  .contact-review-layout { display: block; }
  .contact-review-layout .contact-review-list { height: 100%; }
  .contact-review-layout .contact-review-detail { display: none; height: 100%; }
  .contact-review-layout.mobile-detail-open .contact-review-list { display: none; }
  .contact-review-layout.mobile-detail-open .contact-review-detail { display: block; }
}