/**
 * Recording & Whiteboard UI Styles
 * Light Professional Theme
 * Admin/Tutor Only Features
 */

/* ============================================
   RECORDING SECTION CARD
   ============================================ */

.media-card-recording {
    border: 1px solid #e5e7eb;
    background: #ffffff;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.media-header-recording {
    background: #f9fafb;
    border-bottom: 1px solid #e5e7eb;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 1rem;
}

@media (max-width: 768px) {
    .media-header-recording {
        padding: 0.6rem 0.75rem;
    }
}

@media (max-width: 576px) {
    .media-header-recording {
        padding: 0.45rem 0.5rem;
    }
}

@media (max-width: 480px) {
    .media-header-recording {
        padding: 0.35rem 0.4rem;
    }
}

.media-header-recording .media-title {
    color: #1f2937;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.media-header-recording .media-title i {
    color: #dc2626;
}

.badge-recording {
    background: #fef2f2;
    color: #dc2626;
    font-size: 0.65rem;
    font-weight: 600;
    padding: 0.25rem 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border: 1px solid #fecaca;
}

/* Recording Info - Top Position */
.recording-info {
    padding: 0.75rem 1rem;
    background: #eff6ff;
    border-bottom: 1px solid #dbeafe;
    font-size: 0.8rem;
    color: #1e40af;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

@media (max-width: 768px) {
    .recording-info {
        padding: 0.6rem 0.75rem;
        font-size: 0.75rem;
    }
}

@media (max-width: 576px) {
    .recording-info {
        padding: 0.45rem 0.5rem;
        font-size: 0.7rem;
    }
}

@media (max-width: 480px) {
    .recording-info {
        padding: 0.35rem 0.4rem;
        font-size: 0.65rem;
    }
}

.recording-info i {
    color: #3b82f6;
}

/* Recording Controls Container */
.recording-controls {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    align-items: center;
    padding: 1rem;
    background: #ffffff;
}

@media (max-width: 768px) {
    .recording-controls {
        padding: 0.75rem;
        gap: 0.6rem;
    }
}

@media (max-width: 576px) {
    .recording-controls {
        padding: 0.5rem;
        gap: 0.4rem;
    }
}

@media (max-width: 480px) {
    .recording-controls {
        padding: 0.35rem;
        gap: 0.3rem;
    }
}

/* Recording Buttons */
.recording-btn-group {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.recording-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    font-weight: 500;
    border: 1px solid transparent;
    border-radius: 0;
    cursor: pointer;
    transition: all 0.15s ease;
    white-space: nowrap;
}

@media (max-width: 768px) {
    .recording-btn {
        padding: 0.4rem 0.8rem;
        font-size: 0.8rem;
    }
}

@media (max-width: 576px) {
    .recording-btn {
        padding: 0.35rem 0.6rem;
        font-size: 0.75rem;
    }
}

@media (max-width: 480px) {
    .recording-btn {
        padding: 0.3rem 0.5rem;
        font-size: 0.7rem;
    }
}

.recording-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.recording-btn-start {
    background: #dc2626;
    color: #ffffff;
    border-color: #dc2626;
}

.recording-btn-start:hover:not(:disabled) {
    background: #b91c1c;
    border-color: #b91c1c;
}

.recording-btn-pause {
    background: #d97706;
    color: #ffffff;
    border-color: #d97706;
}

.recording-btn-pause:hover:not(:disabled) {
    background: #b45309;
    border-color: #b45309;
}

.recording-btn-resume {
    background: #059669;
    color: #ffffff;
    border-color: #059669;
}

.recording-btn-resume:hover:not(:disabled) {
    background: #047857;
    border-color: #047857;
}

.recording-btn-stop {
    background: #4f46e5;
    color: #ffffff;
    border-color: #4f46e5;
}

.recording-btn-stop:hover:not(:disabled) {
    background: #4338ca;
    border-color: #4338ca;
}

/* Recording Status */
.recording-status {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-left: auto;
    padding-left: 1rem;
    border-left: 1px solid #e5e7eb;
}

.recording-indicator {
    display: none;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.75rem;
    font-weight: 700;
    padding: 0.375rem 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

@media (max-width: 768px) {
    .recording-indicator {
        font-size: 0.7rem;
        padding: 0.3rem 0.6rem;
    }
}

@media (max-width: 576px) {
    .recording-indicator {
        font-size: 0.65rem;
        padding: 0.25rem 0.5rem;
    }
}

.recording-indicator.active {
    display: flex;
}

.recording-indicator-recording {
    background: #fef2f2;
    color: #dc2626;
    border: 1px solid #fecaca;
}

.recording-indicator-recording .recording-dot {
    width: 8px;
    height: 8px;
    background: #dc2626;
    animation: pulse-recording 1s infinite;
}

.recording-indicator-paused {
    background: #fffbeb;
    color: #d97706;
    border: 1px solid #fde68a;
}

@keyframes pulse-recording {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

.recording-timer {
    font-family: 'SF Mono', 'Monaco', 'Consolas', monospace;
    font-size: 0.875rem;
    font-weight: 600;
    color: #1f2937;
    min-width: 60px;
    text-align: center;
    background: #f3f4f6;
    padding: 0.375rem 0.75rem;
    border: 1px solid #e5e7eb;
}

@media (max-width: 768px) {
    .recording-timer {
        font-size: 0.8rem;
        padding: 0.3rem 0.6rem;
        min-width: 50px;
    }
}

@media (max-width: 576px) {
    .recording-timer {
        font-size: 0.7rem;
        padding: 0.25rem 0.5rem;
        min-width: 45px;
    }
}

/* Keyboard Shortcuts */
.recording-shortcuts {
    display: none;
    width: 100%;
    padding: 0.75rem 1rem;
    background: #f9fafb;
    border-top: 1px solid #e5e7eb;
    font-size: 0.75rem;
    color: #6b7280;
}

@media (max-width: 768px) {
    .recording-shortcuts {
        padding: 0.6rem 0.75rem;
        font-size: 0.7rem;
    }
}

@media (max-width: 576px) {
    .recording-shortcuts {
        padding: 0.45rem 0.5rem;
        font-size: 0.65rem;
    }
}

.recording-shortcuts.active {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
}

@media (max-width: 576px) {
    .recording-shortcuts.active {
        gap: 1rem;
    }
}

.recording-shortcuts span {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.recording-shortcuts kbd {
    background: #ffffff;
    color: #1f2937;
    padding: 0.125rem 0.375rem;
    font-family: 'SF Mono', 'Monaco', 'Consolas', monospace;
    font-size: 0.7rem;
    font-weight: 600;
    border: 1px solid #d1d5db;
    margin-right: 0.25rem;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

/* ============================================
   WHITEBOARD SECTION CARD
   ============================================ */

.media-card-whiteboard {
    border: 1px solid #e5e7eb;
    background: #ffffff;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.media-header-whiteboard {
    background: #f9fafb;
    border-bottom: 1px solid #e5e7eb;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 1rem;
}

.media-header-whiteboard .media-title {
    color: #1f2937;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.media-header-whiteboard .media-title i {
    color: #3b82f6;
}

.badge-whiteboard {
    background: #eff6ff;
    color: #2563eb;
    font-size: 0.65rem;
    font-weight: 600;
    padding: 0.25rem 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border: 1px solid #bfdbfe;
}

/* Whiteboard Info - Top Position */
.whiteboard-info {
    padding: 0.75rem 1rem;
    background: #f0fdf4;
    border-bottom: 1px solid #bbf7d0;
    font-size: 0.8rem;
    color: #166534;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.whiteboard-info i {
    color: #22c55e;
}

/* Whiteboard Controls */
.whiteboard-controls {
    padding: 1rem;
    background: #ffffff;
}

/* Whiteboard Toggle */
.whiteboard-toggle {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    font-weight: 500;
    background: #2563eb;
    color: #ffffff;
    border: 1px solid #2563eb;
    border-radius: 0;
    cursor: pointer;
    transition: all 0.15s ease;
}

.whiteboard-toggle:hover {
    background: #1d4ed8;
    border-color: #1d4ed8;
}

.whiteboard-toggle.active {
    background: #dc2626;
    border-color: #dc2626;
}

.whiteboard-toggle.active:hover {
    background: #b91c1c;
    border-color: #b91c1c;
}

/* Whiteboard Toolbar */
.whiteboard-toolbar {
    display: none;
    flex-wrap: wrap;
    gap: 0.75rem;
    align-items: center;
    width: 100%;
    padding-top: 1rem;
    margin-top: 1rem;
    border-top: 1px solid #e5e7eb;
}

.whiteboard-toolbar.active {
    display: flex;
}

.whiteboard-tool-group {
    display: flex;
    gap: 0.25rem;
    background: #f3f4f6;
    padding: 0.25rem;
    border: 1px solid #e5e7eb;
}

.whiteboard-tool-btn {
    width: 34px;
    height: 34px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    color: #6b7280;
    border-radius: 0;
    border: 1px solid transparent;
    cursor: pointer;
    transition: all 0.15s ease;
    font-size: 0.875rem;
}

.whiteboard-tool-btn:hover {
    background: #e5e7eb;
    color: #1f2937;
}

.whiteboard-tool-btn.active {
    background: #2563eb;
    color: #ffffff;
    border-color: #2563eb;
}

/* Color Picker */
.whiteboard-color-picker {
    display: flex;
    gap: 0.25rem;
    align-items: center;
    padding: 0.25rem;
    background: #f3f4f6;
    border: 1px solid #e5e7eb;
}

.whiteboard-color-btn {
    width: 24px;
    border-radius: 0;
    height: 24px;
    border: 2px solid #d1d5db;
    cursor: pointer;
    transition: all 0.15s ease;
}

.whiteboard-color-btn:hover {
    border-color: #9ca3af;
    transform: scale(1.1);
}

.whiteboard-color-btn.active {
    border-color: #1f2937;
    outline: 2px solid #2563eb;
    outline-offset: 1px;
}

/* Size Slider */
.whiteboard-size-control {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.375rem 0.5rem;
    background: #f3f4f6;
    border: 1px solid #e5e7eb;
}

.whiteboard-size-control label {
    font-size: 0.75rem;
    color: #6b7280;
    font-weight: 500;
}

.whiteboard-size-slider {
    width: 80px;
    height: 4px;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    background: #d1d5db;
    cursor: pointer;
}

.whiteboard-size-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 14px;
    height: 14px;
    background: #2563eb;
    cursor: pointer;
}

.whiteboard-size-slider::-moz-range-thumb {
    width: 14px;
    height: 14px;
    background: #2563eb;
    border: none;
    cursor: pointer;
}

/* Whiteboard Actions */
.whiteboard-actions {
    display: flex;
    gap: 0.5rem;
    margin-left: auto;
}

.whiteboard-action-btn {
    padding: 0.375rem 0.75rem;
    font-size: 0.8rem;
    font-weight: 500;
    border-radius: 0;
    background: #ffffff;
    color: #374151;
    border: 1px solid #d1d5db;
    cursor: pointer;
    transition: all 0.15s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
}

.whiteboard-action-btn:hover {
    background: #f3f4f6;
    border-color: #9ca3af;
}

.whiteboard-action-btn.danger {
    color: #dc2626;
}

.whiteboard-action-btn.danger:hover {
    background: #fef2f2;
    border-color: #fecaca;
}

/* ============================================
   WHITEBOARD DRAWING AREA PREVIEW
   ============================================ */

.whiteboard-drawing-area {
    margin: 1rem;
    padding: 1rem;
    background: #f8fafc;
    border: 2px dashed #cbd5e1;
    min-height: 200px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    color: #64748b;
}

.whiteboard-drawing-area i {
    font-size: 2.5rem;
    color: #94a3b8;
}

.whiteboard-drawing-area .drawing-area-title {
    font-weight: 600;
    font-size: 1rem;
    color: #475569;
}

.whiteboard-drawing-area .drawing-area-hint {
    font-size: 0.85rem;
    color: #64748b;
    text-align: center;
}

.whiteboard-drawing-area.active {
    border-color: #22c55e;
    background: #f0fdf4;
}

.whiteboard-drawing-area.active i {
    color: #22c55e;
}

.whiteboard-drawing-area.active .drawing-area-title {
    color: #166534;
}

.whiteboard-drawing-area.active .drawing-area-hint {
    color: #15803d;
}

/* ============================================
   WHITEBOARD CANVAS AREA
   ============================================ */

.whiteboard-canvas-wrapper {
    position: relative;
    width: 100%;
    height: 400px;
    background: #ffffff;
    border: 2px solid #e2e8f0;
    margin: 0;
    overflow: hidden;
    cursor: crosshair;
}

.whiteboard-canvas-wrapper #whiteboard-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.whiteboard-canvas-wrapper #whiteboard-canvas {
    display: block;
}

/* ============================================
   LIVE SESSION WRAPPER
   ============================================ */

.live-session-wrapper {
    position: relative;
}

.live-session-wrapper .whiteboard-active {
    pointer-events: auto;
}

/* Inline Meeting Section */
.inline-meeting-section {
    position: relative;
    min-height: 400px;
}

.inline-meeting-section.active {
    display: block;
}

.inline-meeting-section .whiteboard-container {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 50;
}

/* Recording Active Overlay */
.recording-active-overlay {
    position: absolute;
    top: 10px;
    right: 10px;
    display: none;
    align-items: center;
    gap: 0.375rem;
    padding: 0.375rem 0.625rem;
    background: #dc2626;
    color: #ffffff;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    z-index: 200;
}

.recording-active-overlay.active {
    display: flex;
}

.recording-active-overlay .recording-dot {
    width: 6px;
    height: 6px;
    background: #ffffff;
    animation: pulse-recording 1s infinite;
}

/* Browser Support Warning */
.browser-warning {
    padding: 1rem;
    background: #fffbeb;
    border: 1px solid #fde68a;
    color: #92400e;
    font-size: 0.875rem;
}

.browser-warning i {
    margin-right: 0.5rem;
    color: #f59e0b;
}

/* ============================================
   RESPONSIVE ADJUSTMENTS
   ============================================ */

@media (max-width: 768px) {
    .recording-controls {
        padding: 0.75rem;
    }
    
    .recording-btn {
        padding: 0.375rem 0.75rem;
        font-size: 0.8rem;
    }
    
    .recording-status {
        width: 100%;
        margin-left: 0;
        margin-top: 0.75rem;
        padding-left: 0;
        padding-top: 0.75rem;
        border-left: none;
        border-top: 1px solid #e5e7eb;
        justify-content: center;
    }
    
    .whiteboard-toolbar {
        justify-content: center;
    }
    
    .whiteboard-actions {
        width: 100%;
        margin-left: 0;
        margin-top: 0.5rem;
        justify-content: center;
    }
    
    .whiteboard-size-slider {
        width: 60px;
    }
    
    .whiteboard-drawing-area {
        min-height: 150px;
    }
}

@media (max-width: 480px) {
    .recording-btn-group {
        width: 100%;
        justify-content: center;
    }
    
    .recording-shortcuts.active {
        justify-content: center;
    }
    
    .whiteboard-tool-group {
        flex-wrap: wrap;
    }
    
    .whiteboard-drawing-area {
        min-height: 120px;
        margin: 0.75rem;
        padding: 0.75rem;
    }
}