/*
    MeetRoom - Video conferencing WebApp styles
    Dark meeting UI with a light Semantic UI lobby.
*/

html,
body {
    margin: 0;
    padding: 0;
    height: 100%;
    overflow: hidden;
    background: #f4f6f8;
}

/* ================= Lobby ================= */
#lobby {
    height: 100vh;
    overflow-y: auto;
    display: flex;
    align-items: center;
    justify-content: center;
}

.lobby-inner {
    width: 100%;
    max-width: 720px;
    padding: 2em 1em;
}

.lobby-brand {
    display: flex;
    align-items: center;
    gap: 1em;
    margin-bottom: 1.5em;
}

.lobby-brand img {
    width: 64px;
    height: 64px;
}

.lobby-brand h1 {
    margin: 0;
    font-size: 1.8em;
    color: #1b2733;
}

.lobby-brand p {
    margin: 0.2em 0 0 0;
    color: #667788;
}

.lobby-cards .card .header .icon {
    color: #2f80ed;
}

/* ================= Meeting room ================= */
#room {
    display: flex;
    flex-direction: column;
    height: 100vh;
    background: #16181d;
    color: #e6e8ec;
    position: relative;
}

#roomHeader {
    flex: 0 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.5em 1em;
    background: #1e2128;
    border-bottom: 1px solid #2b2f38;
}

.room-titles {
    display: flex;
    align-items: center;
    gap: 0.8em;
    min-width: 0;
}

#roomTitle {
    font-weight: bold;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

#roomIdTag {
    cursor: pointer;
}

.room-meta {
    flex: 0 0 auto;
    color: #9aa4b2;
    display: flex;
    align-items: center;
    gap: 1em;
}

.room-meta .meta-item {
    display: inline-flex;
    align-items: center;
    gap: 0.3em;
    white-space: nowrap;
    font-variant-numeric: tabular-nums;
}

.room-meta .meta-item .icon {
    margin: 0;
    opacity: 0.75;
}

/* Meeting duration is the primary at-a-glance value */
#meetingElapsed {
    color: #e6e8ec;
    font-weight: bold;
}

/* On narrow layouts the wall clock is the first thing to drop */
@media (max-width: 520px) {
    .room-meta .meta-item.meta-item:nth-child(2) {
        display: none;
    }
}

#reconnectBanner {
    flex: 0 0 auto;
    background: #7a5b1e;
    color: #ffe9b8;
    padding: 0.45em 1em;
    font-size: 0.9em;
    text-align: center;
}

#roomBody {
    flex: 1 1 auto;
    display: flex;
    min-height: 0;
}

/* Video grid */
#videoGrid {
    flex: 1 1 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    grid-auto-rows: 1fr;
    gap: 8px;
    padding: 8px;
    overflow-y: auto;
    align-content: center;
}

.video-tile {
    position: relative;
    background: #23262e;
    border-radius: 8px;
    overflow: hidden;
    min-height: 180px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.video-tile video {
    width: 100%;
    height: 100%;
    object-fit: contain;
    background: #000;
}

.video-tile.no-video video {
    display: none;
}

.video-tile .tile-avatar {
    display: none;
    width: 84px;
    height: 84px;
    border-radius: 50%;
    background: #2f80ed;
    color: #fff;
    font-size: 2.4em;
    align-items: center;
    justify-content: center;
    text-transform: uppercase;
}

.video-tile.no-video .tile-avatar {
    display: flex;
}

.video-tile .tile-label {
    position: absolute;
    left: 8px;
    bottom: 8px;
    background: rgba(0, 0, 0, 0.55);
    padding: 2px 10px;
    border-radius: 12px;
    font-size: 0.85em;
    display: flex;
    align-items: center;
    gap: 0.4em;
    max-width: calc(100% - 16px);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.video-tile .tile-label .icon {
    margin: 0;
}

.video-tile .muted-icon {
    color: #e74c3c;
}

.video-tile .sharing-badge {
    position: absolute;
    top: 8px;
    left: 8px;
    background: rgba(47, 128, 237, 0.85);
    padding: 2px 10px;
    border-radius: 12px;
    font-size: 0.8em;
    display: none;
    align-items: center;
    gap: 0.4em;
}

.video-tile.is-sharing .sharing-badge {
    display: flex;
}

/* Raised-hand badge (top-right of a tile) */
.video-tile .hand-badge {
    position: absolute;
    top: 8px;
    right: 8px;
    background: #f2b134;
    color: #3a2a05;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    display: none;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.4);
    animation: handWave 1.6s ease-in-out infinite;
}

.video-tile .hand-badge .icon {
    margin: 0;
    width: auto;
    font-size: 1em;
    line-height: 1;
    /* The Semantic hand glyph sits low-right inside its em box; nudge it to
       optically centre it within the round badge. */
    transform: translate(-0.5px, -2.5px);
}

.video-tile.hand-raised .hand-badge {
    display: flex;
}

@keyframes handWave {
    0%, 100% { transform: rotate(-8deg); }
    50% { transform: rotate(8deg); }
}

/* Chat panel */
#chatPanel {
    flex: 0 0 320px;
    display: flex;
    flex-direction: column;
    background: #1e2128;
    border-left: 1px solid #2b2f38;
    min-width: 0;
}

.chat-header {
    flex: 0 0 auto;
    padding: 0.7em 1em;
    border-bottom: 1px solid #2b2f38;
    font-weight: bold;
}

.chat-close {
    float: right;
    cursor: pointer;
    color: #9aa4b2;
}

#chatMessages {
    flex: 1 1 auto;
    overflow-y: auto;
    padding: 0.8em;
}

.chat-msg {
    margin-bottom: 0.8em;
    word-break: break-word;
}

.chat-msg .msg-meta {
    font-size: 0.78em;
    color: #9aa4b2;
    margin-bottom: 2px;
}

.chat-msg .msg-body {
    background: #262a33;
    border-radius: 8px;
    padding: 6px 10px;
    display: inline-block;
    max-width: 100%;
}

.chat-msg.own .msg-body {
    background: #2f80ed;
    color: #fff;
}

.chat-msg.system .msg-body {
    background: transparent;
    color: #9aa4b2;
    font-style: italic;
    padding: 0;
}

.chat-msg .file-link {
    color: #7db4ff;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.4em;
}

.chat-msg.own .file-link {
    color: #eaf3ff;
}

.chat-msg .file-size {
    font-size: 0.8em;
    opacity: 0.8;
}

.chat-msg .chat-image {
    display: block;
    max-width: 100%;
    max-height: 220px;
    border-radius: 6px;
    cursor: pointer;
    margin-bottom: 4px;
}

.chat-input {
    flex: 0 0 auto;
    padding: 0.7em;
    border-top: 1px solid #2b2f38;
}

/* Participants / attendance side panel */
#peoplePanel {
    flex: 0 0 320px;
    display: flex;
    flex-direction: column;
    background: #1e2128;
    border-left: 1px solid #2b2f38;
    min-width: 0;
}

#attendanceList {
    flex: 1 1 auto;
    overflow-y: auto;
    padding: 0.8em;
}

.attendance-group {
    font-size: 0.78em;
    color: #9aa4b2;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin: 0.6em 0 0.4em 0;
}

.attendance-entry {
    display: flex;
    align-items: center;
    gap: 0.6em;
    background: #262a33;
    border-radius: 8px;
    padding: 6px 10px;
    margin-bottom: 6px;
}

.attendance-entry .icon {
    margin: 0;
    color: #9aa4b2;
}

.attendance-entry.present .icon {
    color: #7bed9f;
}

.attendance-entry .attendee-name {
    flex: 1 1 auto;
    min-width: 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.attendance-entry .host-tag {
    flex: 0 0 auto;
    font-size: 0.72em;
    background: #2f80ed;
    color: #fff;
    border-radius: 8px;
    padding: 1px 8px;
}

.attendance-entry .attendee-times {
    flex: 0 0 auto;
    font-size: 0.75em;
    color: #9aa4b2;
    text-align: right;
    white-space: nowrap;
}

/* Raised-hand marker in the participant list */
.attendance-entry .hand-indicator.icon {
    flex: 0 0 auto;
    color: #f2b134;
    margin: 0;
}

/* Raise-hand queue entries (ordered, at the top of the participant list) */
.hand-queue-entry {
    display: flex;
    align-items: center;
    gap: 0.6em;
    background: #2c2a1e;
    border: 1px solid #4a4020;
    border-radius: 8px;
    padding: 6px 10px;
    margin-bottom: 6px;
}

.hand-queue-entry .hand-queue-pos {
    flex: 0 0 auto;
    width: 20px;
    height: 20px;
    line-height: 20px;
    text-align: center;
    border-radius: 50%;
    background: #f2b134;
    color: #3a2a05;
    font-size: 0.78em;
    font-weight: bold;
}

.hand-queue-entry .hand-indicator.icon {
    flex: 0 0 auto;
    color: #f2b134;
    margin: 0;
}

.hand-queue-entry .attendee-name {
    flex: 1 1 auto;
    min-width: 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Host-only kick button */
.attendance-entry .kick-btn {
    flex: 0 0 auto;
    background: transparent;
    border: none;
    color: #9aa4b2;
    cursor: pointer;
    padding: 2px 4px;
    border-radius: 6px;
    line-height: 1;
}

.attendance-entry .kick-btn:hover {
    background: #5c2b2b;
    color: #ffb3ab;
}

.attendance-entry .kick-btn .icon {
    margin: 0;
    color: inherit;
}

/* Attachment source menu (pops above the chat input) */
#attachMenu {
    position: absolute;
    left: 0.7em;
    right: 0.7em;
    bottom: 100%;
    margin-bottom: 6px;
    background: #262a33;
    border: 1px solid #3a3f4a;
    border-radius: 8px;
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.45);
    overflow: hidden;
    z-index: 25;
}

.chat-input {
    position: relative;
}

.attach-menu-item {
    display: flex;
    align-items: center;
    gap: 0.6em;
    width: 100%;
    background: transparent;
    border: none;
    color: #e6e8ec;
    text-align: left;
    padding: 10px 14px;
    cursor: pointer;
    font-family: inherit;
    font-size: 0.9em;
}

.attach-menu-item:hover {
    background: #313641;
}

.attach-menu-item .icon {
    margin: 0;
    color: #7db4ff;
}

/* Connection stats: a compact floating window that overlays the meeting.
   Defaults to the top-left so it stays clear of the right-docked chat /
   participants panels; the user can drag it anywhere by its header. */
#statsPanel {
    position: absolute;
    top: 60px;
    left: 14px;
    width: 264px;
    max-width: calc(100% - 28px);
    max-height: calc(100% - 150px);
    background: #1e2128;
    border: 1px solid #3a3f4a;
    border-radius: 10px;
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.55);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    z-index: 35;
}

#statsHeader {
    flex: 0 0 auto;
    display: flex;
    align-items: center;
    gap: 0.4em;
    padding: 0.6em 0.9em;
    font-weight: bold;
    font-size: 0.9em;
    border-bottom: 1px solid #2b2f38;
    cursor: move;
    user-select: none;
    -webkit-user-select: none;
    touch-action: none;
}

#statsHeader .chart.line.icon {
    margin: 0;
    color: #7db4ff;
}

#statsHeader .stats-title {
    flex: 1 1 auto;
}

.stats-close {
    flex: 0 0 auto;
    cursor: pointer;
    color: #9aa4b2;
    margin: 0;
}

.stats-close:hover {
    color: #e6e8ec;
}

#statsBody {
    flex: 1 1 auto;
    overflow-y: auto;
    padding: 0.8em;
}

.stats-empty {
    color: #9aa4b2;
    font-size: 0.88em;
    padding: 0.6em 0.2em;
}

.stats-summary {
    display: flex;
    gap: 8px;
    margin-bottom: 0.8em;
}

.stats-summary-item {
    flex: 1 1 0;
    background: #262a33;
    border-radius: 8px;
    padding: 10px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
}

.stats-summary-item .icon {
    margin: 0;
    color: #7db4ff;
}

.stats-summary-item strong {
    font-size: 1.05em;
    font-variant-numeric: tabular-nums;
}

.stats-summary-item span {
    font-size: 0.72em;
    color: #9aa4b2;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.stats-peer {
    background: #262a33;
    border-radius: 8px;
    padding: 8px 10px;
    margin-bottom: 6px;
}

.stats-peer-name {
    display: flex;
    align-items: center;
    gap: 0.5em;
    font-size: 0.9em;
    margin-bottom: 4px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.stats-quality {
    flex: 0 0 auto;
    font-size: 0.68em;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-radius: 8px;
    padding: 1px 8px;
}

.stats-quality.good {
    background: #1f4d33;
    color: #7bed9f;
}

.stats-quality.fair {
    background: #5a4a1e;
    color: #ffe09a;
}

.stats-quality.poor {
    background: #5c2b2b;
    color: #ffb3ab;
}

.stats-peer-metrics {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3px 10px;
    font-size: 0.82em;
    color: #c3c9d4;
    font-variant-numeric: tabular-nums;
}

.stats-peer-metrics span {
    display: inline-flex;
    align-items: center;
    gap: 0.4em;
}

.stats-peer-metrics .icon {
    margin: 0;
    color: #9aa4b2;
}

/* Invite dialog */
#inviteModal {
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    background: rgba(0, 0, 0, 0.55);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 40;
    padding: 1em;
}

.invite-card {
    width: 100%;
    max-width: 420px;
    background: #1e2128;
    border: 1px solid #2b2f38;
    border-radius: 12px;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.55);
    max-height: calc(100vh - 2em);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.invite-card-header {
    flex: 0 0 auto;
    padding: 0.9em 1.1em;
    font-weight: bold;
    border-bottom: 1px solid #2b2f38;
}

.invite-card-header .icon {
    color: #7db4ff;
}

.invite-card-close {
    float: right;
    cursor: pointer;
    color: #9aa4b2;
}

.invite-card-close:hover {
    color: #e6e8ec;
}

.invite-card-body {
    flex: 1 1 auto;
    overflow-y: auto;
    padding: 1.1em;
}

.invite-field {
    margin-bottom: 1em;
}

.invite-field label {
    display: block;
    font-size: 0.75em;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: #9aa4b2;
    margin-bottom: 0.35em;
}

.invite-value {
    color: #e6e8ec;
    word-break: break-word;
}

.invite-copy-row {
    display: flex;
    align-items: center;
    gap: 6px;
}

.invite-id {
    flex: 1 1 auto;
    font-size: 1.25em;
    font-weight: bold;
    letter-spacing: 0.04em;
    color: #e6e8ec;
    font-variant-numeric: tabular-nums;
}

.invite-copy-row input {
    flex: 1 1 auto;
    min-width: 0;
    background: #262a33;
    border: 1px solid #3a3f4a;
    border-radius: 6px;
    color: #e6e8ec;
    padding: 8px 10px;
    font-family: inherit;
    font-size: 0.85em;
}

.invite-copy-btn {
    flex: 0 0 auto;
}

.invite-note {
    background: #3a3320;
    color: #ffe09a;
    border-radius: 8px;
    padding: 8px 12px;
    font-size: 0.82em;
    margin-bottom: 1em;
}

.invite-note .icon {
    margin: 0 0.3em 0 0;
}

#inviteMessage {
    width: 100%;
    background: #262a33;
    border: 1px solid #3a3f4a;
    border-radius: 6px;
    color: #e6e8ec;
    padding: 8px 10px;
    font-family: inherit;
    font-size: 0.9em;
    resize: vertical;
    box-sizing: border-box;
}

.invite-card-footer {
    flex: 0 0 auto;
    padding: 0.9em 1.1em;
    border-top: 1px solid #2b2f38;
    text-align: right;
}

/* New chat message popup */
#msgToast {
    position: absolute;
    right: 16px;
    bottom: 78px;
    max-width: 300px;
    background: #262a33;
    color: #e6e8ec;
    border: 1px solid #3a3f4a;
    border-left: 3px solid #2f80ed;
    border-radius: 8px;
    padding: 10px 14px;
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.45);
    cursor: pointer;
    z-index: 30;
}

#msgToast .toast-title {
    font-weight: bold;
    font-size: 0.85em;
    margin-bottom: 3px;
    display: flex;
    align-items: center;
    gap: 0.4em;
}

#msgToast .toast-title .icon {
    margin: 0;
    color: #7db4ff;
}

#msgToast .toast-body {
    font-size: 0.85em;
    color: #c3c9d4;
    word-break: break-word;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
}

#uploadStatus {
    color: #9aa4b2;
    font-size: 0.85em;
    margin-bottom: 0.4em;
}

/* Control bar */
#controlBar {
    flex: 0 0 auto;
    display: flex;
    justify-content: center;
    gap: 10px;
    padding: 10px;
    background: #1e2128;
    border-top: 1px solid #2b2f38;
    flex-wrap: wrap;
}

.ctrl-btn {
    background: #262a33;
    color: #e6e8ec;
    border: none;
    border-radius: 10px;
    padding: 8px 14px;
    min-width: 74px;
    cursor: pointer;
    font-family: inherit;
    font-size: 0.85em;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 3px;
    position: relative;
}

.ctrl-btn:hover {
    background: #313641;
}

.ctrl-btn .icon {
    margin: 0;
    font-size: 1.3em;
}

.ctrl-btn.ctrl-off {
    background: #3a2a2c;
    color: #ff8a80;
}

.ctrl-btn.ctrl-active {
    background: #1f4d33;
    color: #7bed9f;
}

.ctrl-btn.ctrl-danger {
    background: #5c2b2b;
    color: #ffb3ab;
}

.ctrl-btn.ctrl-danger:hover {
    background: #742f2f;
}

.ctrl-btn:disabled {
    opacity: 0.45;
    cursor: not-allowed;
}

.chat-badge {
    position: absolute;
    top: 4px;
    right: 8px;
    background: #e74c3c;
    color: #fff;
    border-radius: 10px;
    min-width: 18px;
    height: 18px;
    line-height: 18px;
    font-size: 0.75em;
    padding: 0 4px;
}

/* Narrow layouts (embedded / mobile) */
@media (max-width: 720px) {
    #chatPanel,
    #peoplePanel {
        position: absolute;
        right: 0;
        top: 0;
        bottom: 0;
        width: 85%;
        max-width: 320px;
        z-index: 20;
    }

    #roomBody {
        position: relative;
    }
}