/**
 * PEAC Salas de Estudo — MiroTalk P2P Theme & 3-Panel Study Layout
 * Transforms MiroTalk call interface into an intuitive 3-area study room:
 * - Left: Discord-style participants (compact line when cam off, expanded tile when on, speech indicators)
 * - Center: Embedded collaborative Whiteboard (white bg, black pen, participant names, pan, zoom, A4 PDF export)
 * - Right: Google Meet style Chat and Activities panel
 * - Bottom: Clean control bar with relocated timer and no obstructive video top navbar
 */

/* 1. Main Stage Layout */
#peacStudyRoomStage {
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    right: 0 !important;
    bottom: 0 !important;
    width: 100vw !important;
    height: 100vh !important;
    display: flex !important;
    flex-direction: row !important;
    background: #090d16 !important;
    overflow: hidden !important;
    z-index: 10 !important;
    box-sizing: border-box !important;
    padding-bottom: 74px !important; /* Space for bottomButtons */
}

/* 2. Left Panel: Participantes */
#peacStudyLeftPanel {
    width: 270px !important;
    min-width: 240px !important;
    max-width: 320px !important;
    flex-shrink: 0 !important;
    background: #0f172a !important;
    border-right: 1px solid #1e293b !important;
    display: flex !important;
    flex-direction: column !important;
    height: 100% !important;
    z-index: 20 !important;
    overflow: hidden !important;
}

.peac-panel-header {
    height: 48px;
    padding: 0 14px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: #131d31;
    border-bottom: 1px solid #1e293b;
    color: #f1f5f9;
    font-size: 0.88rem;
    font-weight: 700;
    letter-spacing: 0.02em;
    flex-shrink: 0;
}

.peac-panel-header i {
    color: #818cf8;
    margin-right: 6px;
}

.peac-badge {
    background: #312e81;
    color: #c7d2fe;
    font-size: 0.72rem;
    font-weight: 700;
    padding: 2px 7px;
    border-radius: 12px;
}

#peacParticipantsList {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    padding: 10px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    scrollbar-width: thin;
    scrollbar-color: #334155 #0f172a;
}

/* Override videoMediaContainer in left panel */
#videoMediaContainer {
    position: static !important;
    width: 100% !important;
    height: auto !important;
    display: flex !important;
    flex-direction: column !important;
    background: transparent !important;
    padding: 0 !important;
    margin: 0 !important;
    gap: 6px !important;
    overflow: visible !important;
}

/* Discord-Style Compact Participant Row (.Camera when camera OFF) */
#videoMediaContainer .Camera.peac-cam-off {
    width: 100% !important;
    min-width: 0 !important;
    max-width: 100% !important;
    height: 44px !important;
    min-height: 44px !important;
    max-height: 44px !important;
    display: flex !important;
    flex-direction: row !important;
    align-items: center !important;
    justify-content: flex-start !important;
    padding: 6px 10px !important;
    gap: 10px !important;
    background: rgba(30, 41, 59, 0.75) !important;
    border: 1px solid rgba(51, 65, 85, 0.75) !important;
    border-radius: 8px !important;
    box-sizing: border-box !important;
    margin: 0 0 6px 0 !important;
    position: relative !important;
    overflow: hidden !important;
    transition: all 0.15s ease !important;
    cursor: default !important;
}

#videoMediaContainer .Camera.peac-cam-off:hover {
    background: rgba(30, 41, 59, 0.95) !important;
    border-color: #475569 !important;
}

/* Avatar inside row */
#videoMediaContainer .Camera.peac-cam-off .videoAvatarImage {
    width: 28px !important;
    height: 28px !important;
    min-width: 28px !important;
    max-width: 28px !important;
    min-height: 28px !important;
    max-height: 28px !important;
    border-radius: 50% !important;
    position: static !important;
    transform: none !important;
    top: auto !important;
    left: auto !important;
    right: auto !important;
    bottom: auto !important;
    margin: 0 !important;
    object-fit: cover !important;
    display: block !important;
    flex-shrink: 0 !important;
    border: 2px solid transparent !important;
}

/* Hide video element and pitch bar when camera is off */
#videoMediaContainer .Camera.peac-cam-off video,
#videoMediaContainer .Camera.peac-cam-off .speechbar,
#videoMediaContainer .Camera.peac-cam-off #myPitch {
    display: none !important;
}

/* Name inside row */
#videoMediaContainer .Camera.peac-cam-off .videoPeerName {
    display: block !important;
    position: static !important;
    transform: none !important;
    top: auto !important;
    left: auto !important;
    right: auto !important;
    bottom: auto !important;
    background: transparent !important;
    padding: 0 !important;
    margin: 0 !important;
    font-size: 0.84rem !important;
    font-weight: 600 !important;
    color: #f1f5f9 !important;
    flex: 1 !important;
    overflow: hidden !important;
    text-overflow: ellipsis !important;
    white-space: nowrap !important;
    text-align: left !important;
    line-height: 1.2 !important;
}

/* Mic icon on the right */
#videoMediaContainer .Camera .peac-row-mic {
    font-size: 0.88rem !important;
    margin-left: auto !important;
    flex-shrink: 0 !important;
    color: #94a3b8 !important;
    transition: all 0.15s ease !important;
}

#videoMediaContainer .Camera .peac-row-mic.muted {
    color: #ef4444 !important;
}

/* Speaking State (Discord Green Glow) */
#videoMediaContainer .Camera.speaking,
#videoMediaContainer .Camera.peac-speaking {
    border-color: #10b981 !important;
    box-shadow: 0 0 12px rgba(16, 185, 129, 0.45) !important;
}

#videoMediaContainer .Camera.speaking .videoAvatarImage,
#videoMediaContainer .Camera.peac-speaking .videoAvatarImage {
    border-color: #10b981 !important;
    box-shadow: 0 0 8px rgba(16, 185, 129, 0.7) !important;
}

#videoMediaContainer .Camera.speaking .peac-row-mic,
#videoMediaContainer .Camera.peac-speaking .peac-row-mic {
    color: #10b981 !important;
    transform: scale(1.18) !important;
}

/* Participant Item with Camera ON (Expanded Video Tile) */
#videoMediaContainer .Camera.peac-video-on {
    width: 100% !important;
    height: auto !important;
    min-height: 0 !important;
    max-height: none !important;
    display: flex !important;
    flex-direction: column !important;
    padding: 4px !important;
    background: #090d16 !important;
    border: 1px solid #334155 !important;
    border-radius: 8px !important;
    margin: 0 0 8px 0 !important;
    position: relative !important;
    overflow: hidden !important;
}

#videoMediaContainer .Camera.peac-video-on video {
    width: 100% !important;
    height: auto !important;
    aspect-ratio: 16 / 9 !important;
    border-radius: 6px !important;
    display: block !important;
    object-fit: cover !important;
}

#videoMediaContainer .Camera.peac-video-on .videoAvatarImage {
    display: none !important;
}

#videoMediaContainer .Camera.peac-video-on .videoPeerName {
    position: static !important;
    transform: none !important;
    background: transparent !important;
    font-size: 0.80rem !important;
    color: #e2e8f0 !important;
    margin-top: 4px !important;
    padding: 2px 4px !important;
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
    width: 100% !important;
    text-align: left !important;
}

/* Hide MiroTalk video top navbar overlay in video tiles completely */
.Camera .navbar,
.video-wrapper .navbar,
#videoPinMediaContainer .navbar,
#videoMediaContainer .navbar,
.navbar-session-time {
    display: none !important;
}

/* 3. Center Panel: Quadro Branco */
#peacStudyCenterPanel {
    flex: 1 1 0 !important;
    min-width: 0 !important;
    height: 100% !important;
    background: #ffffff !important;
    display: flex !important;
    flex-direction: column !important;
    position: relative !important;
    overflow: hidden !important;
}

/* Embed MiroTalk Whiteboard into center panel permanently */
#whiteboard.peac-study-embedded-wb {
    position: absolute !important;
    inset: 0 !important;
    width: 100% !important;
    height: 100% !important;
    max-width: 100% !important;
    max-height: 100% !important;
    margin: 0 !important;
    transform: none !important;
    border: none !important;
    border-radius: 0 !important;
    box-shadow: none !important;
    display: flex !important;
    flex-direction: column !important;
    background: #ffffff !important;
    z-index: 5 !important;
}

#whiteboard.peac-study-embedded-wb .whiteboard-header {
    background: #f8fafc !important;
    border-bottom: 1px solid #e2e8f0 !important;
    color: #1e293b !important;
    padding: 0 10px !important;
    height: 48px !important;
    min-height: 48px !important;
    max-height: 48px !important;
    display: flex !important;
    align-items: center !important;
    justify-content: flex-start !important;
    flex-wrap: nowrap !important;
    overflow-x: auto !important;
    overflow-y: hidden !important;
    gap: 8px !important;
    flex-shrink: 0 !important;
    scrollbar-width: none !important;
}

#whiteboard.peac-study-embedded-wb .whiteboard-header-options,
#whiteboard.peac-study-embedded-wb #whiteboardOptions {
    display: flex !important;
    align-items: center !important;
    gap: 6px !important;
    flex-wrap: nowrap !important;
    flex: 1 !important;
    justify-content: flex-start !important;
    overflow: visible !important;
}

#whiteboard.peac-study-embedded-wb .whiteboard-canvas-area {
    flex: 1 1 0 !important;
    position: relative !important;
    overflow: hidden !important;
    width: 100% !important;
    height: 100% !important;
}

#whiteboard.peac-study-embedded-wb .whiteboard-header-title {
    color: #1e293b !important;
    font-weight: 700 !important;
    font-size: 0.88rem !important;
    display: flex !important;
    align-items: center !important;
    gap: 6px !important;
    white-space: nowrap !important;
    margin-right: 6px !important;
    flex-shrink: 0 !important;
}

#whiteboard.peac-study-embedded-wb .whiteboard-header-title i {
    color: #4f46e5 !important;
}

#whiteboard.peac-study-embedded-wb #whiteboardCloseBtn {
    display: none !important;
}

/* Direct Whiteboard Tools (Highlighted on Toolbar) */
#peacWbEnhancedTools {
    display: inline-flex !important;
    align-items: center !important;
    gap: 6px !important;
    flex-shrink: 0 !important;
}

#whiteboard.peac-study-embedded-wb .whiteboard-header button.peac-wb-direct-btn,
.peac-wb-direct-btn {
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 5px !important;
    padding: 0 10px !important;
    width: auto !important;
    min-width: fit-content !important;
    max-width: none !important;
    height: 30px !important;
    background: #ffffff !important;
    border: 1px solid #cbd5e1 !important;
    border-radius: 6px !important;
    color: #334155 !important;
    font-size: 0.78rem !important;
    font-weight: 600 !important;
    cursor: pointer !important;
    transition: all 0.15s ease !important;
    white-space: nowrap !important;
    flex-shrink: 0 !important;
    box-shadow: 0 1px 2px rgba(0,0,0,0.04) !important;
    line-height: 1 !important;
}

#whiteboard.peac-study-embedded-wb .whiteboard-header button.peac-wb-direct-btn span,
.peac-wb-direct-btn span {
    display: inline !important;
}

.peac-wb-direct-btn:hover {
    background: #f1f5f9 !important;
    border-color: #94a3b8 !important;
    color: #0f172a !important;
}

.peac-wb-direct-btn-primary {
    background: #4f46e5 !important;
    color: #ffffff !important;
    border-color: #4338ca !important;
}

.peac-wb-direct-btn-primary:hover {
    background: #4338ca !important;
    color: #ffffff !important;
}

.peac-wb-direct-btn-pdf {
    background: #dc2626 !important;
    color: #ffffff !important;
    border-color: #b91c1c !important;
}

.peac-wb-direct-btn-pdf:hover {
    background: #b91c1c !important;
    color: #ffffff !important;
}

.peac-wb-zoom-controls {
    display: inline-flex !important;
    align-items: center !important;
    background: #ffffff !important;
    border: 1px solid #cbd5e1 !important;
    border-radius: 6px !important;
    overflow: hidden !important;
    flex-shrink: 0 !important;
    height: 30px !important;
    box-shadow: 0 1px 2px rgba(0,0,0,0.04) !important;
}

#whiteboard.peac-study-embedded-wb .whiteboard-header .peac-wb-zoom-controls button.peac-wb-zoom-btn {
    padding: 0 !important;
    width: 28px !important;
    height: 28px !important;
    background: transparent !important;
    border: none !important;
    color: #475569 !important;
    cursor: pointer !important;
    font-size: 0.78rem !important;
    font-weight: 600 !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    transition: background 0.12s ease !important;
}

.peac-wb-zoom-btn:hover {
    background: #f1f5f9 !important;
    color: #0f172a !important;
}

.peac-wb-zoom-btn.active {
    background: #e0e7ff !important;
    color: #4338ca !important;
}

.peac-wb-zoom-level {
    font-size: 0.75rem !important;
    font-weight: 700 !important;
    color: #334155 !important;
    padding: 0 4px !important;
    min-width: 38px !important;
    text-align: center !important;
    user-select: none !important;
}

/* 4. Right Panel: Google Meet Style Chat & Activities */
#peacStudyRightPanel {
    width: 330px !important;
    min-width: 290px !important;
    max-width: 380px !important;
    flex-shrink: 0 !important;
    background: #0f172a !important;
    border-left: 1px solid #1e293b !important;
    display: flex !important;
    flex-direction: column !important;
    height: 100% !important;
    z-index: 20 !important;
    overflow: hidden !important;
}

.peac-tabs-header {
    height: 48px;
    display: flex;
    background: #131d31;
    border-bottom: 1px solid #1e293b;
    flex-shrink: 0;
}

.peac-tab-trigger {
    flex: 1;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    font-size: 0.82rem;
    font-weight: 600;
    color: #94a3b8;
    background: transparent;
    border: none;
    cursor: pointer;
    border-bottom: 2px solid transparent;
    transition: all 0.15s ease;
}

.peac-tab-trigger:hover {
    color: #f1f5f9;
}

.peac-tab-trigger.active {
    color: #818cf8;
    border-bottom-color: #6366f1;
    background: rgba(99, 102, 241, 0.08);
}

.peac-tab-trigger i {
    font-size: 0.95rem;
}

.peac-tab-content {
    flex: 1;
    display: none;
    flex-direction: column;
    height: calc(100% - 48px);
    overflow: hidden;
    position: relative;
}

.peac-tab-content.active {
    display: flex;
}

/* Embed MiroTalk Chat (#msgerDraggable / #msger) */
#msgerDraggable.peac-study-embedded-chat,
#msger.peac-study-embedded-chat {
    position: static !important;
    inset: auto !important;
    width: 100% !important;
    height: 100% !important;
    max-width: 100% !important;
    max-height: 100% !important;
    margin: 0 !important;
    transform: none !important;
    border: none !important;
    border-radius: 0 !important;
    box-shadow: none !important;
    display: flex !important;
    flex-direction: column !important;
    background: transparent !important;
    overflow: hidden !important;
    z-index: 10 !important;
}

#msgerDraggable.peac-study-embedded-chat .msger-header {
    display: none !important; /* Save space, tab header already exists */
}

#peacStudyRightPanel .msger-layout {
    display: flex !important;
    flex-direction: column !important;
    width: 100% !important;
    height: 100% !important;
}

#peacStudyRightPanel .msger-sidebar,
#peacStudyRightPanel #msgerCP {
    display: none !important;
}

#peacStudyRightPanel .msger-main {
    display: flex !important;
    flex-direction: column !important;
    flex: 1 1 0 !important;
    width: 100% !important;
    height: 100% !important;
    visibility: visible !important;
}

#peacStudyRightPanel .msger-conversation-banner {
    display: none !important;
}

#peacStudyRightPanel .msger-chat {
    flex: 1 1 0 !important;
    overflow-y: auto !important;
    background: #0b0f19 !important;
    padding: 10px !important;
}

#peacStudyRightPanel .msger-inputarea {
    flex-shrink: 0 !important;
    background: #0f172a !important;
    border-top: 1px solid #1e293b !important;
    padding: 8px !important;
    display: flex !important;
    align-items: center !important;
    gap: 6px !important;
}

#peacStudyRightPanel .msger-input {
    flex: 1 !important;
    background: #1e293b !important;
    border: 1px solid #334155 !important;
    border-radius: 6px !important;
    color: #f1f5f9 !important;
    padding: 6px 10px !important;
    font-size: 0.85rem !important;
}

#peacStudyRightPanel #msgerSendBtn {
    background: #4f46e5 !important;
    color: #ffffff !important;
    border: none !important;
    border-radius: 6px !important;
    padding: 7px 12px !important;
    cursor: pointer !important;
}

/* Activities List View */
#peacActivitiesView {
    padding: 16px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.peac-activity-card {
    background: #1e293b;
    border: 1px solid #334155;
    border-radius: 10px;
    padding: 14px;
    display: flex;
    align-items: center;
    gap: 12px;
    cursor: pointer;
    transition: all 0.18s ease;
}

.peac-activity-card:hover {
    background: #253349;
    border-color: #6366f1;
    transform: translateY(-1px);
}

.peac-activity-icon {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.peac-activity-title {
    font-size: 0.88rem;
    font-weight: 700;
    color: #f1f5f9;
    margin-bottom: 2px;
}

.peac-activity-desc {
    font-size: 0.76rem;
    color: #94a3b8;
    line-height: 1.35;
}

.peac-return-chat-btn {
    margin-top: 10px;
    padding: 8px 14px;
    background: #334155;
    color: #f1f5f9;
    border: 1px solid #475569;
    border-radius: 8px;
    font-size: 0.82rem;
    font-weight: 600;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    justify-content: center;
}

.peac-return-chat-btn:hover {
    background: #475569;
}

/* 5. Relocated Timer in Bottom Bar */
.peac-call-timer {
    display: inline-flex !important;
    align-items: center !important;
    gap: 6px !important;
    padding: 6px 12px !important;
    background: rgba(15, 23, 42, 0.85) !important;
    border: 1px solid rgba(255, 255, 255, 0.12) !important;
    border-radius: 20px !important;
    color: #f1f5f9 !important;
    font-size: 0.82rem !important;
    font-weight: 700 !important;
    letter-spacing: 0.05em !important;
    font-variant-numeric: tabular-nums !important;
    margin-right: 8px !important;
    user-select: none !important;
}

.peac-call-timer i {
    color: #818cf8 !important;
    font-size: 0.8rem !important;
}

/* 6. Clean Bottom Buttons Bar */
#bottomButtons {
    position: fixed !important;
    bottom: 12px !important;
    left: 50% !important;
    transform: translateX(-50%) !important;
    z-index: 99999 !important;
    background: rgba(15, 23, 42, 0.88) !important;
    backdrop-filter: blur(12px) !important;
    -webkit-backdrop-filter: blur(12px) !important;
    border: 1px solid rgba(255, 255, 255, 0.15) !important;
    border-radius: 30px !important;
    padding: 6px 16px !important;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5) !important;
    display: flex !important;
    align-items: center !important;
    gap: 8px !important;
}

/* 7. Responsive Styles for Tablet / Mobile */
@media (max-width: 992px) {
    #peacStudyLeftPanel {
        position: absolute;
        top: 0;
        bottom: 74px;
        left: 0;
        transform: translateX(-100%);
        transition: transform 0.25s ease;
        box-shadow: 4px 0 20px rgba(0,0,0,0.5);
    }
    #peacStudyLeftPanel.open {
        transform: translateX(0);
    }
    #peacStudyRightPanel {
        position: absolute;
        top: 0;
        bottom: 74px;
        right: 0;
        transform: translateX(100%);
        transition: transform 0.25s ease;
        box-shadow: -4px 0 20px rgba(0,0,0,0.5);
    }
    #peacStudyRightPanel.open {
        transform: translateX(0);
    }
}