/* =========================================================
   UTP Communications V6 — canonical composition layer
   ---------------------------------------------------------
   Shared visual roles come from PlatformWorkspaceUI.css.
   This file owns only Communications-specific composition.
   ========================================================= */

.utp-comms {
    width: 100%;
}

.utp-comms__shell {
    width: min(var(--utp-ui-workspace-max-width), calc(100% - (var(--utp-ui-space-6) * 2)));
    min-height: 650px;
    margin: var(--utp-space-workspace-nav-gap, var(--utp-ui-space-10)) auto var(--utp-ui-space-6);
    overflow: hidden;
}

.utp-comms__modebar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--utp-ui-space-4);
    margin-bottom: var(--utp-ui-page-gap);
}

.utp-comms__switch {
    width: fit-content;
}

.utp-comms__grid {
    display: grid;
    grid-template-columns: 248px minmax(0, 1fr);
    min-height: 620px;
    overflow: hidden;
    border: var(--utp-ui-border-width) solid var(--utp-ui-border);
    border-radius: var(--utp-ui-radius-workspace);
    background: var(--utp-ui-surface);
}

/* All Communications modes share the canonical dark instrument surface. */
.utp-comms__rail {
    display: flex;
    min-width: 0;
    flex-direction: column;
    gap: var(--utp-ui-space-3);
    border: 0;
    border-radius: 0;
    background: var(--utp-ui-instrument-bg);
    border-right: var(--utp-ui-border-width) solid rgba(255,255,255,.08);
    box-shadow: inset -1px 0 0 rgba(255,255,255,.03);
}

.utp-comms__rail-title {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--utp-ui-space-2);
    color: rgba(255,255,255,.62);
    font-size: var(--utp-ui-font-eyebrow);
    font-weight: var(--utp-ui-weight-strong);
    letter-spacing: .08em;
    text-transform: uppercase;
}

.utp-comms__rail-title small {
    color: inherit;
    font-size: var(--utp-ui-font-meta);
}

.utp-comms__now-total {
    display: flex;
    align-items: baseline;
    gap: var(--utp-ui-space-2);
    padding-bottom: var(--utp-ui-space-2);
    color: var(--utp-ui-text-on-dark);
}

.utp-comms__now-total strong {
    font-size: var(--utp-ui-font-section-title);
    font-weight: var(--utp-ui-weight-semibold);
}

.utp-comms__now-total span {
    color: rgba(255,255,255,.62);
    font-size: var(--utp-ui-font-meta);
}

.utp-comms__channels {
    display: grid;
    gap: var(--utp-ui-space-2);
}

.utp-comms__channel {
    display: grid;
    grid-template-columns: var(--utp-ui-control-height-sm) minmax(0,1fr) auto;
    align-items: center;
    gap: var(--utp-ui-space-3);
    min-height: var(--utp-ui-control-height-lg);
    padding: var(--utp-ui-space-2) var(--utp-ui-space-3);
    border: var(--utp-ui-border-width) solid transparent;
    border-radius: var(--utp-ui-radius-control);
    color: rgba(255,255,255,.78);
    font-size: var(--utp-ui-font-label);
    font-weight: var(--utp-ui-weight-bold);
    text-decoration: none;
}

.utp-comms__channel:hover,
.utp-comms__channel.is-active {
    background: rgba(255,255,255,.08);
    color: var(--utp-ui-text-on-dark);
    text-decoration: none;
}

.utp-comms__channel.is-active {
    border-color: rgba(255,255,255,.10);
}

.utp-comms__channel-icon {
    width: var(--utp-ui-control-height-sm);
    height: var(--utp-ui-control-height-sm);
    display: grid;
    place-items: center;
    border-radius: var(--utp-ui-radius-control);
    background: rgba(255,255,255,.08);
    color: inherit;
}

.utp-comms__channel-copy,
.utp-comms__conversation-copy {
    min-width: 0;
}

.utp-comms__channel-copy strong {
    display: block;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: var(--utp-ui-font-label);
}

.utp-comms__empty-small {
    color: rgba(255,255,255,.62);
    font-size: var(--utp-ui-font-helper);
    line-height: var(--utp-ui-line-body);
}

.utp-comms__stream {
    min-width: 0;
    overflow: auto;
    container-type: inline-size;
    border: 0;
    border-radius: 0;
}

.utp-comms__stream-head {
    position: sticky;
    z-index: 2;
    top: 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--utp-ui-space-5);
    min-height: 96px;
    padding: var(--utp-ui-panel-padding-lg);
    border-bottom: var(--utp-ui-border-width) solid var(--utp-ui-border);
    background: var(--utp-ui-surface);
}

.utp-comms__eyebrow,
.utp-comms__context-label,
.utp-comms__detail-label,
.utp-comms__detail-head span {
    color: var(--utp-ui-accent);
    font-size: var(--utp-ui-font-eyebrow);
    font-weight: var(--utp-ui-weight-strong);
    letter-spacing: .08em;
    text-transform: uppercase;
}

.utp-comms__stream-head h2 {
    margin: var(--utp-ui-space-1) 0 0;
    color: var(--utp-ui-text);
    font-size: var(--utp-ui-font-section-title);
    font-weight: var(--utp-ui-weight-medium);
    line-height: var(--utp-ui-line-tight);
}

.utp-comms__mailbox-link,
.utp-comms__stream-tools span {
    color: var(--utp-ui-text-muted);
    font-size: var(--utp-ui-font-meta);
}

.utp-comms__mailbox-link {
    display: inline-block;
    margin-top: var(--utp-ui-space-1);
    text-decoration: none;
}

.utp-comms__stream-tools {
    text-align: right;
}

.utp-comms__stream-tools strong {
    display: block;
    color: var(--utp-ui-text);
    font-size: var(--utp-ui-font-card-title);
    font-weight: var(--utp-ui-weight-semibold);
}

.utp-comms__list {
    border: 0;
    border-radius: 0;
}

.utp-comms__conversation {
    grid-template-columns: minmax(0,1fr) auto;
    gap: var(--utp-ui-space-4);
}

.utp-comms__conversation-open {
    display: grid;
    grid-template-columns: var(--utp-ui-control-height) minmax(0,1fr);
    align-items: center;
    gap: var(--utp-ui-space-3);
    min-width: 0;
    color: inherit;
    text-decoration: none;
}

.utp-comms__conversation-open:hover {
    text-decoration: none;
}

.utp-comms__avatar,
.utp-comms__detail-from > span {
    width: var(--utp-ui-control-height);
    height: var(--utp-ui-control-height);
    display: grid;
    place-items: center;
    border-radius: var(--utp-ui-radius-control);
    background: var(--utp-ui-surface-soft);
    color: var(--utp-ui-text-secondary);
    font-size: var(--utp-ui-font-meta);
    font-weight: var(--utp-ui-weight-strong);
}

.utp-comms__conversation-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--utp-ui-space-3);
}

.utp-comms__conversation-meta strong,
.utp-comms__conversation-copy > b {
    overflow: hidden;
    color: var(--utp-ui-text);
    text-overflow: ellipsis;
    white-space: nowrap;
}

.utp-comms__conversation-meta strong {
    font-size: var(--utp-ui-font-label);
}

.utp-comms__conversation-meta time,
.utp-comms__conversation-copy > small {
    color: var(--utp-ui-text-muted);
    font-size: var(--utp-ui-font-meta);
}

.utp-comms__conversation-copy > b,
.utp-comms__conversation-copy > small {
    display: block;
    margin-top: var(--utp-ui-space-1);
}

.utp-comms__conversation-copy > b {
    font-size: var(--utp-ui-font-body);
    font-weight: var(--utp-ui-weight-semibold);
}

.utp-comms__conversation-copy > small {
    overflow: hidden;
    line-height: var(--utp-ui-line-body);
    text-overflow: ellipsis;
    white-space: nowrap;
}

.utp-comms__chips {
    display: flex;
    gap: var(--utp-ui-space-1);
    margin-top: var(--utp-ui-space-2);
}

.utp-comms__chips i {
    padding: var(--utp-ui-space-1) var(--utp-ui-space-2);
    border-radius: var(--utp-ui-radius-pill);
    background: var(--utp-ui-surface-soft);
    color: var(--utp-ui-text-muted);
    font-size: var(--utp-ui-font-meta);
    font-style: normal;
    font-weight: var(--utp-ui-weight-bold);
}

.utp-comms__chips i:first-child {
    background: var(--utp-ui-accent-soft);
    color: var(--utp-ui-accent-hover);
}

.utp-comms__ok {
    align-self: center;
    min-height: var(--utp-ui-control-height-sm);
}

.utp-comms__zero {
    margin: var(--utp-ui-panel-padding-lg);
}

.utp-comms__zero > span {
    color: var(--utp-ui-accent);
    font-size: var(--utp-ui-font-eyebrow);
    font-weight: var(--utp-ui-weight-strong);
    letter-spacing: .08em;
}

.utp-comms__zero h3 {
    margin: var(--utp-ui-space-2) 0 0;
    color: var(--utp-ui-text);
    font-size: var(--utp-ui-font-card-title);
}

.utp-comms__zero p {
    margin: var(--utp-ui-space-2) auto 0;
    color: var(--utp-ui-text-muted);
    font-size: var(--utp-ui-font-body);
    line-height: var(--utp-ui-line-body);
}

/* Conversation detail is a Communications-specific overlay, composed from Platform panel/button primitives. */
.utp-comms__overlay {
    position: fixed;
    z-index: var(--utp-z-modal);
    inset: 0;
    display: flex;
    justify-content: flex-end;
}

.utp-comms__overlay-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(15,23,42,.28);
}

.utp-comms__detail {
    position: relative;
    z-index: 1;
    width: min(520px, 44vw);
    height: 100%;
    overflow: auto;
    border-radius: 0;
}

.utp-comms__detail-head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: var(--utp-ui-space-4);
    padding-bottom: var(--utp-ui-space-5);
    border-bottom: var(--utp-ui-border-width) solid var(--utp-ui-border);
}

.utp-comms__detail-head h3 {
    margin: var(--utp-ui-space-2) 0 0;
    color: var(--utp-ui-text);
    font-size: var(--utp-ui-font-section-title);
    font-weight: var(--utp-ui-weight-medium);
    line-height: var(--utp-ui-line-tight);
}

.utp-comms__detail-head > a {
    color: var(--utp-ui-text-muted);
    font-size: var(--utp-ui-font-section-title);
    text-decoration: none;
}

.utp-comms__detail-from,
.utp-comms__relation,
.utp-comms__no-relation {
    display: flex;
    align-items: center;
    gap: var(--utp-ui-space-3);
}

.utp-comms__detail-from {
    padding: var(--utp-ui-space-5) 0;
    border-bottom: var(--utp-ui-border-width) solid var(--utp-ui-border);
}

.utp-comms__detail-from strong,
.utp-comms__detail-from small {
    display: block;
}

.utp-comms__detail-from strong {
    color: var(--utp-ui-text);
    font-size: var(--utp-ui-font-label);
}

.utp-comms__detail-from small,
.utp-comms__detail-message {
    color: var(--utp-ui-text-muted);
    font-size: var(--utp-ui-font-body);
    line-height: var(--utp-ui-line-body);
}

.utp-comms__detail-message {
    padding: var(--utp-ui-space-5) 0;
}

.utp-comms__detail-label {
    margin-bottom: var(--utp-ui-space-2);
}

.utp-comms__relation,
.utp-comms__no-relation {
    padding: var(--utp-ui-space-3);
    border: var(--utp-ui-border-width) solid var(--utp-ui-border);
    border-radius: var(--utp-ui-radius-card);
    background: var(--utp-ui-surface-subtle);
}

.utp-comms__relation > span {
    width: var(--utp-ui-control-height-sm);
    height: var(--utp-ui-control-height-sm);
    display: grid;
    place-items: center;
    border-radius: var(--utp-ui-radius-control);
    background: var(--utp-ui-accent-soft);
    color: var(--utp-ui-accent-hover);
    font-weight: var(--utp-ui-weight-strong);
}

.utp-comms__relation div {
    flex: 1;
}

.utp-comms__relation small,
.utp-comms__relation strong,
.utp-comms__no-relation strong,
.utp-comms__no-relation small {
    display: block;
}

.utp-comms__relation small,
.utp-comms__no-relation small {
    color: var(--utp-ui-text-muted);
    font-size: var(--utp-ui-font-meta);
}

.utp-comms__relation strong,
.utp-comms__no-relation strong {
    margin-top: var(--utp-ui-space-1);
    color: var(--utp-ui-text);
    font-size: var(--utp-ui-font-label);
}

.utp-comms__detail-actions {
    display: flex;
    justify-content: flex-end;
    gap: var(--utp-ui-space-2);
    margin-top: var(--utp-ui-space-5);
}

@media (max-width: 1120px) {
    .utp-comms__grid {
        grid-template-columns: 248px minmax(0, 1fr);
    }

    .utp-comms__detail {
        width: min(520px, 58vw);
    }
}

/* =========================================================
   UTP Personal Mail V2 — Communications frame composition
   ---------------------------------------------------------
   Shared geometry and controls remain Platform-owned.
   This block owns only Personal Mail composition inside the
   canonical Communications frame.
   ========================================================= */


.utp-comms-mail__actions {
    display: flex;
    align-items: center;
    gap: var(--utp-ui-space-3);
}

.utp-comms-mail__identity {
    margin: 0;
}

.utp-comms-mail__identity-select {
    height: var(--utp-ui-control-height);
    padding: 0 var(--utp-ui-space-3);
    border: var(--utp-ui-border-width) solid var(--utp-ui-border);
    border-radius: var(--utp-ui-radius-control);
    background: var(--utp-ui-surface);
    color: var(--utp-ui-text-secondary);
    font: inherit;
    font-size: var(--utp-ui-font-label);
}


.utp-comms-mail__stream {
    background: var(--utp-ui-surface);
}

.utp-comms-mail__stream .utp-office-mail__folder-filter {
    margin: var(--utp-ui-panel-padding-lg);
}

.utp-comms-mail__stream .utp-results-meta {
    padding-right: var(--utp-ui-panel-padding-lg);
    padding-left: var(--utp-ui-panel-padding-lg);
}

.utp-comms-mail__stream .utp-office-mail__results-table {
    margin-right: var(--utp-ui-panel-padding-lg);
    margin-bottom: var(--utp-ui-panel-padding-lg);
    margin-left: var(--utp-ui-panel-padding-lg);
}

/* Communications containment correction V2.
   Keep the canonical Universal Filter on its desktop one-row geometry here.
   The previous container override forced a second row even when the Communications
   stream had enough usable width. */
.utp-comms-mail__stream .utp-office-mail__folder-filter,
.utp-comms-mail__stream .utp-office-mail__results-table {
    max-width: calc(100% - (var(--utp-ui-panel-padding-lg) * 2));
    box-sizing: border-box;
}

/* Mail register must resolve inside the available stream width so the canonical
   row action cell remains visible. Content truncates inside its cell instead of
   pushing Open/Delete beyond the workspace boundary. */
.utp-comms-mail__stream .utp-office-mail__results-table .utp-result-table {
    width: 100%;
    min-width: 0;
    table-layout: fixed;
}

.utp-comms-mail__stream .utp-office-mail__results-table th:nth-child(1),
.utp-comms-mail__stream .utp-office-mail__results-table td:nth-child(1) {
    width: 22%;
}

.utp-comms-mail__stream .utp-office-mail__results-table th:nth-child(2),
.utp-comms-mail__stream .utp-office-mail__results-table td:nth-child(2) {
    width: 38%;
}

.utp-comms-mail__stream .utp-office-mail__results-table th:nth-child(3),
.utp-comms-mail__stream .utp-office-mail__results-table td:nth-child(3) {
    width: 42px;
}

.utp-comms-mail__stream .utp-office-mail__results-table th:nth-child(4),
.utp-comms-mail__stream .utp-office-mail__results-table td:nth-child(4) {
    width: 92px;
}

.utp-comms-mail__stream .utp-office-mail__results-table th:nth-child(5),
.utp-comms-mail__stream .utp-office-mail__results-table td:nth-child(5) {
    width: 82px;
}

.utp-comms-mail__stream .utp-office-mail__results-table th:nth-child(6),
.utp-comms-mail__stream .utp-office-mail__results-table td:nth-child(6) {
    width: 1%;
    white-space: nowrap;
}

.utp-comms-mail__stream .utp-office-mail__results-table td:nth-child(1) .utp-result-primary,
.utp-comms-mail__stream .utp-office-mail__results-table td:nth-child(2) .utp-result-primary {
    display: block;
    max-width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.utp-comms-mail__stream .utp-office-mail__row-actions-cell {
    width: 1%;
    white-space: nowrap;
}
.utp-comms-mail__stream .utp-office-mail__row-menu > summary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    border: 0;
    background: transparent;
    color: inherit;
    font: inherit;
    line-height: 1;
}

/* Communications conversation actions stay available before long mail bodies. */
.utp-comms__detail-head {
    position: sticky;
    top: 0;
    z-index: 2;
    background: var(--utp-ui-surface);
}
.utp-comms__detail-title { min-width: 0; flex: 1; }
.utp-comms__detail-head-actions,
.utp-comms__reply-actions { display: flex; align-items: center; gap: var(--utp-ui-space-2); }
.utp-comms__detail-head-actions form { margin: 0; }
.utp-comms__detail-close { color: var(--utp-ui-text-muted); font-size: var(--utp-ui-font-section-title); text-decoration: none; }
.utp-comms__reply-composer { margin-top: var(--utp-ui-space-4); }
.utp-comms__reply-actions { justify-content: flex-end; margin-top: var(--utp-ui-space-3); }