/* ==========================================================================
   Presence — right sidebar Tab "ออนไลน์" (presence-roster.js)
   ใช้เฉพาะ --dm-* ตาม docs/ui-tokens.md — ตามโหมด light/dark + palette
   ========================================================================== */

/* แผงขวาเต็มความสูงใต้ header — เลื่อนเฉพาะรายการเพื่อน ไม่ให้ scrollbar นอกสุดของแผง */
#right-sidebar.sidebar {
    display: flex;
    flex-direction: column;
    height: calc(100vh - var(--header-height, 56px));
    max-height: calc(100vh - var(--header-height, 56px));
    overflow: hidden !important;
}

#right-sidebar > .sidebar-header,
#right-sidebar > .dm-presence-tabs,
#right-sidebar > .sidebar-search-container {
    flex: 0 0 auto;
}

#right-sidebar {
    --dm-presence-online: var(--dm-text-success);
    --dm-presence-idle: var(--dm-text-warning);
    --dm-presence-offline: var(--dm-text-muted);
    --dm-presence-text: var(--dm-text-main);
    --dm-presence-muted: var(--dm-text-muted);
    --dm-presence-line: var(--dm-border);
    --dm-presence-hover: var(--dm-bg-hover);
    --dm-presence-panel-bg: var(--dm-sidebar-right-bg, var(--dm-bg-surface));
    /* แถบแท็บแยกโทนจากตัวรายการ — อ่านชัดกว่าพื้นเดียวกันทั้งแผง */
    --dm-presence-tabs-bg: var(--dm-sidebar-right-search-bg, var(--dm-bg-soft, var(--dm-presence-panel-bg)));
    /* light: inactive อ่านบนพื้นอ่อน | dark: ใช้ override เป็นขาวด้านล่าง */
    --dm-presence-tab-inactive: color-mix(in srgb, var(--dm-text-main) 70%, var(--dm-text-muted));
    --dm-presence-tab-active-bg: var(--dm-bg-surface, #ffffff);
    --dm-presence-tab-active-text: var(--dm-primary);
    --dm-presence-badge-bg: color-mix(in srgb, var(--dm-primary) 18%, transparent);
    --dm-presence-badge-text: var(--dm-primary);
    --dm-presence-dot-ring: var(--dm-presence-panel-bg);
}

/* พื้นแท็บโทนมืด → inactive ต้องสว่าง (ขาว) ไม่งั้นกลืนกับพื้น */
body.theme-dark #right-sidebar,
body.admin-theme:not(.theme-light) #right-sidebar {
    --dm-presence-tabs-bg: color-mix(in srgb, var(--dm-sidebar-right-bg, #2c3e50) 70%, #000 30%);
    --dm-presence-tab-inactive: color-mix(in srgb, #ffffff 90%, var(--dm-text-muted));
    --dm-presence-tab-active-bg: color-mix(in srgb, var(--dm-bg-surface, #2c3e50) 75%, #fff 25%);
    --dm-presence-tab-active-text: var(--dm-primary);
}

/* พื้นพาเนลรายการ — ไม่รวมแถบแท็บ */
#right-sidebar #presence-roster-container,
#right-sidebar .dm-presence-sidebar-body {
    background-color: var(--dm-presence-panel-bg);
    color: var(--dm-presence-text);
}

/* ---- tabs ---- */
#right-sidebar .dm-presence-tabs {
    background-color: var(--dm-presence-tabs-bg) !important;
    border-bottom: 1px solid var(--dm-presence-line);
    padding: 6px 8px 0;
    flex-wrap: nowrap;
    gap: 4px;
}

#right-sidebar .dm-presence-tabs .nav-link {
    color: var(--dm-presence-tab-inactive) !important;
    border: 1px solid transparent;
    border-bottom: 2px solid transparent;
    background: transparent;
    font-size: 0.875rem;
    font-weight: 500;
    padding: 0.5rem 0.85rem;
    margin-bottom: -1px;
    white-space: nowrap;
    border-radius: 8px 8px 0 0;
    appearance: none;
    -webkit-appearance: none;
    cursor: pointer;
    line-height: inherit;
}

#right-sidebar .dm-presence-tabs .nav-link:hover {
    color: var(--dm-presence-text) !important;
    background: var(--dm-presence-hover);
}

/* โหมดมืด: hover ของ inactive ให้ขาวขึ้นอีกนิด */
body.theme-dark #right-sidebar .dm-presence-tabs .nav-link:not(.active):hover,
body.admin-theme:not(.theme-light) #right-sidebar .dm-presence-tabs .nav-link:not(.active):hover {
    color: #ffffff !important;
    background: color-mix(in srgb, #ffffff 12%, transparent);
}

#right-sidebar .dm-presence-tabs .nav-link.active {
    color: var(--dm-presence-tab-active-text) !important;
    background: var(--dm-presence-tab-active-bg) !important;
    border-color: var(--dm-presence-line);
    border-bottom-color: var(--dm-presence-tab-active-bg);
    font-weight: 700;
    box-shadow: inset 0 -2px 0 var(--dm-primary);
}

#right-sidebar .dm-presence-tabs .nav-link.active:hover {
    color: var(--dm-presence-tab-active-text) !important;
    background: var(--dm-presence-tab-active-bg) !important;
}

.dm-presence-tab-count {
    display: inline-block;
    min-width: 18px;
    padding: 0 5px;
    margin-left: 4px;
    border-radius: 999px;
    font-size: 10px;
    font-weight: 700;
    line-height: 18px;
    text-align: center;
    color: var(--dm-presence-badge-text);
    background: var(--dm-presence-badge-bg);
}

#right-sidebar .dm-presence-tabs .nav-link.active .dm-presence-tab-count {
    color: #fff;
    background: var(--dm-primary);
}

/* ---- panes scroll independently so friend-status infinite-scroll keeps working ---- */
#right-sidebar .dm-presence-sidebar-body,
#right-sidebar .sidebar-body {
    flex: 1 1 auto;
    min-height: 0;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

#right-sidebar .dm-presence-tab-content {
    flex: 1 1 auto;
    min-height: 0;
    display: flex;
    flex-direction: column;
    width: 100%;
}

#right-sidebar .dm-presence-tab-content > .tab-pane.active {
    display: flex;
    flex-direction: column;
}

#right-sidebar .dm-presence-tab-content > .tab-pane {
    flex: 1 1 auto;
    min-height: 0;
    height: 100%;
    overflow-y: auto;
    overflow-x: hidden;
    width: 100%;
}

#right-sidebar #online-friends-list-container,
#right-sidebar #presence-roster-container {
    min-height: 0;
}

#right-sidebar .dm-presence-tab-content > .tab-pane:not(.active) {
    display: none;
}

/* ---- roster ---- */
.dm-presence-summary {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    font-size: 12px;
    color: var(--dm-presence-muted);
    padding: 2px 6px 8px;
}

.dm-presence-summary strong {
    color: var(--dm-presence-text);
}

.dm-presence-summary-hint {
    font-size: 11px;
    color: var(--dm-presence-muted);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.dm-presence-group {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--dm-presence-muted);
    padding: 8px 6px 4px;
}

.dm-presence-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 8px;
    margin-bottom: 2px;
    border-radius: 8px;
    cursor: pointer;
    color: var(--dm-presence-text);
    transition: background-color 0.15s ease;
}

.dm-presence-item:hover {
    background: var(--dm-presence-hover);
}

.dm-presence-item[data-state="offline"] .dm-presence-avatar img {
    filter: grayscale(0.7);
    opacity: 0.75;
}

.dm-presence-avatar {
    position: relative;
    flex: 0 0 auto;
    width: 32px;
    height: 32px;
}

.dm-presence-avatar img {
    width: 32px;
    height: 32px;
    object-fit: cover;
}

.dm-presence-dot {
    position: absolute;
    right: -1px;
    bottom: -1px;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--dm-presence-offline);
    box-shadow: 0 0 0 2px var(--dm-presence-dot-ring);
}

/* In the online roster, reserve status dots for active states only. */
.dm-presence-item[data-state="offline"] .dm-presence-dot {
    display: none;
}

.dm-presence-dot-inline {
    position: static;
    display: inline-block;
    width: 8px;
    height: 8px;
    margin-right: 6px;
    box-shadow: none;
    vertical-align: middle;
}

.dm-presence-dot-online {
    background: var(--dm-presence-online);
}

.dm-presence-dot-idle {
    background: var(--dm-presence-idle);
}

.dm-presence-dot-offline {
    background: var(--dm-presence-offline);
}

.dm-presence-meta {
    flex: 1 1 auto;
    min-width: 0;
    line-height: 1.2;
}

.dm-presence-name {
    display: block;
    font-size: 13px;
    color: var(--dm-presence-text);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.dm-presence-sub {
    display: block;
    font-size: 10.5px;
    color: var(--dm-presence-muted);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.dm-presence-item[data-state="online"] .dm-presence-sub-state {
    color: var(--dm-presence-online);
}

.dm-presence-item[data-state="idle"] .dm-presence-sub-state {
    color: var(--dm-presence-idle);
}

.dm-presence-item[data-state="offline"] .dm-presence-sub-state {
    color: var(--dm-presence-offline);
}

.dm-presence-badge-friend {
    display: inline-block;
    margin-left: 4px;
    padding: 0 6px;
    border-radius: 999px;
    font-size: 9.5px;
    line-height: 15px;
    vertical-align: 1px;
    color: var(--dm-presence-badge-text);
    background: var(--dm-presence-badge-bg);
}

.dm-presence-action-icon {
    flex: 0 0 auto;
    font-size: 12px;
    color: var(--dm-presence-muted);
    opacity: 0;
    transition: opacity 0.15s ease;
}

.dm-presence-item:hover .dm-presence-action-icon {
    opacity: 1;
    color: var(--dm-primary);
}

.dm-presence-actions {
    margin: -2px 0 6px 40px;
    padding: 6px 8px;
    border-radius: 8px;
    background: var(--dm-presence-hover);
    border: 1px solid var(--dm-presence-line);
    font-size: 11px;
    color: var(--dm-presence-muted);
}

.dm-presence-actions-hint {
    display: block;
    margin-bottom: 6px;
}

.dm-presence-actions-btns {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
}

.dm-presence-btn {
    font-size: 11px;
    padding: 2px 8px;
    color: var(--dm-presence-text);
    background: var(--dm-bg-soft, var(--dm-presence-hover));
    border: 1px solid var(--dm-presence-line);
    border-radius: 6px;
}

.dm-presence-btn:hover,
.dm-presence-btn:focus {
    color: var(--dm-presence-text);
    background: color-mix(in srgb, var(--dm-primary) 16%, transparent);
    border-color: var(--dm-primary);
}

.dm-presence-btn-ghost {
    background: transparent;
}

.dm-presence-empty,
.dm-presence-loader {
    font-size: 12px;
    padding: 8px;
    color: var(--dm-presence-muted);
    text-align: center;
}

.dm-presence-error {
    font-size: 12px;
    padding: 8px;
    text-align: center;
    color: var(--dm-text-danger);
}