/* ============================================================
   Comment System Styles
   Overleaf-quality commenting/annotation system
   ============================================================ */

:root {
	--comment-highlight-bg: rgba(255, 196, 87, 0.22);
	--comment-highlight-border: rgba(255, 196, 87, 0.7);
	--comment-highlight-resolved-bg: rgba(120, 120, 120, 0.08);
	--comment-highlight-resolved-border: rgba(120, 120, 120, 0.3);
	--comment-glyph-color: #ffc457;
	--comment-glyph-resolved-color: #6b7280;
	--comment-panel-bg: #1e1e1e;
	--comment-panel-width: 360px;
	--comment-panel-min-width: 300px;
	--comment-panel-max-width: 48vw;
	--comment-card-bg: #252526;
	--comment-card-border: #3e3e42;
	--comment-author-color: #ffc457;
	--comment-ai-author-color: #4ec9b0;
	--comment-time-color: #858585;
	--comment-text-color: #e5e7eb;
	--comment-text-secondary: #9ca3af;
	--comment-accent: #ffc457;
	--comment-accent-hover: #ffd580;
	--comment-resolve-color: #22c55e;
	--comment-delete-color: #ef4444;
}

/* ---- Monaco Editor Decorations ---- */

/* Per-color highlight classes */
.comment-highlight-yellow  { background: rgba(255, 196, 87, 0.30) !important; }
.comment-highlight-blue    { background: rgba(97, 175, 239, 0.30) !important; }
.comment-highlight-green   { background: rgba(152, 195, 121, 0.30) !important; }
.comment-highlight-red     { background: rgba(224, 108, 117, 0.30) !important; }
.comment-highlight-purple  { background: rgba(198, 120, 221, 0.30) !important; }
.comment-highlight-orange  { background: rgba(209, 154, 102, 0.30) !important; }

.comment-highlight-resolved {
	background: var(--comment-highlight-resolved-bg) !important;
}

/* Glyph icon base styles */
.comment-glyph-icon-yellow,
.comment-glyph-icon-blue,
.comment-glyph-icon-green,
.comment-glyph-icon-red,
.comment-glyph-icon-purple,
.comment-glyph-icon-orange {
	display: flex !important;
	align-items: center;
	justify-content: center;
	margin-left: 4px;
}

.comment-glyph-icon-yellow::after,
.comment-glyph-icon-blue::after,
.comment-glyph-icon-green::after,
.comment-glyph-icon-red::after,
.comment-glyph-icon-purple::after,
.comment-glyph-icon-orange::after {
	content: '';
	display: block;
	width: 14px;
	height: 14px;
	border-radius: 3px;
	mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='currentColor'%3E%3Cpath d='M20 2H4c-1.1 0-2 .9-2 2v12c0 1.1.9 2 2 2h14l4 4V4c0-1.1-.9-2-2-2zm0 15.17L18.83 16H4V4h16v13.17z'/%3E%3C/svg%3E") center/contain no-repeat;
	-webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='currentColor'%3E%3Cpath d='M20 2H4c-1.1 0-2 .9-2 2v12c0 1.1.9 2 2 2h14l4 4V4c0-1.1-.9-2-2-2zm0 15.17L18.83 16H4V4h16v13.17z'/%3E%3C/svg%3E") center/contain no-repeat;
}

.comment-glyph-icon-yellow::after  { background: #ffc457; }
.comment-glyph-icon-blue::after    { background: #61afef; }
.comment-glyph-icon-green::after   { background: #98c379; }
.comment-glyph-icon-red::after     { background: #e06c75; }
.comment-glyph-icon-purple::after  { background: #c678dd; }
.comment-glyph-icon-orange::after  { background: #d19a66; }

.comment-glyph-icon-resolved {
	display: flex !important;
	align-items: center;
	justify-content: center;
	margin-left: 4px;
}

.comment-glyph-icon-resolved::after {
	content: '';
	display: block;
	width: 14px;
	height: 14px;
	border-radius: 3px;
	background: var(--comment-glyph-resolved-color);
	mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='currentColor'%3E%3Cpath d='M20 2H4c-1.1 0-2 .9-2 2v12c0 1.1.9 2 2 2h14l4 4V4c0-1.1-.9-2-2-2zm0 15.17L18.83 16H4V4h16v13.17z'/%3E%3C/svg%3E") center/contain no-repeat;
	-webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='currentColor'%3E%3Cpath d='M20 2H4c-1.1 0-2 .9-2 2v12c0 1.1.9 2 2 2h14l4 4V4c0-1.1-.9-2-2-2zm0 15.17L18.83 16H4V4h16v13.17z'/%3E%3C/svg%3E") center/contain no-repeat;
}

/* Color picker row for new comment dialog */
.comment-color-picker {
	display: flex;
	gap: 6px;
	margin: 8px 0 4px;
	align-items: center;
}

.comment-color-dot {
	width: 18px;
	height: 18px;
	border-radius: 50%;
	cursor: pointer;
	border: 2px solid transparent;
	transition: border-color 0.15s, transform 0.1s;
	flex-shrink: 0;
}

.comment-color-dot:hover {
	transform: scale(1.2);
}

.comment-color-dot.selected {
	border-color: #fff;
}

/* Color strip on comment cards - overrides applied via data-color attribute */

/* ---- Comment Panel (Slide Card Between Editor/PDF) ---- */

.comment-panel {
	position: relative;
	flex: 0 0 var(--comment-panel-width);
	width: var(--comment-panel-width);
	min-width: var(--comment-panel-min-width);
	max-width: var(--comment-panel-max-width);
	height: 100%;
	margin: 0;
	background: var(--comment-panel-bg);
	border-left: 1px solid var(--comment-card-border);
	border-right: 1px solid var(--comment-card-border);
	z-index: 8;
	display: flex;
	flex-direction: column;
	box-shadow: 0 0 22px rgba(0, 0, 0, 0.35);
	overflow: hidden;
	transition: width 0.2s ease, flex-basis 0.2s ease, opacity 0.16s ease, transform 0.16s ease, border-color 0.16s ease;
	opacity: 1;
	transform: translateX(0);
}

.comment-panel[data-state="open"] {
	flex-basis: var(--comment-panel-width);
	width: var(--comment-panel-width);
}

.comment-panel.hidden {
	flex-basis: 0 !important;
	width: 0 !important;
	min-width: 0 !important;
	max-width: 0 !important;
	border-left-color: transparent;
	border-right-color: transparent;
	opacity: 0;
	transform: translateX(-12px);
	pointer-events: none;
}

.comment-panel-resizer {
	position: absolute;
	left: 0;
	top: 0;
	bottom: 0;
	width: 8px;
	cursor: col-resize;
	background: linear-gradient(
		to right,
		rgba(255, 255, 255, 0.05),
		rgba(255, 255, 255, 0.02)
	);
	border-right: 1px solid rgba(255, 255, 255, 0.06);
	flex-shrink: 0;
	z-index: 2;
}

.comment-panel-resizer:hover,
.comment-panel-resizer:active {
	background: linear-gradient(
		to right,
		rgba(78, 201, 176, 0.22),
		rgba(78, 201, 176, 0.08)
	);
}

.comment-panel-resizer-right {
	left: auto !important;
	right: 0;
	border-right: none;
	border-left: 1px solid rgba(255, 255, 255, 0.06);
	background: linear-gradient(
		to left,
		rgba(255, 255, 255, 0.05),
		rgba(255, 255, 255, 0.02)
	);
}

.comment-panel-resizer-right:hover,
.comment-panel-resizer-right:active {
	background: linear-gradient(
		to left,
		rgba(78, 201, 176, 0.22),
		rgba(78, 201, 176, 0.08)
	);
}

.comment-panel-header {
	display: flex;
	align-items: center;
	gap: 8px;
	padding: 10px 12px 10px 14px;
	border-bottom: 1px solid var(--comment-card-border);
	flex-shrink: 0;
}

.comment-panel-header h3 {
	margin: 0;
	font-size: 0.85rem;
	font-weight: 600;
	color: var(--comment-text-color);
	flex-shrink: 0;
}

.comment-panel-filters {
	display: flex;
	gap: 4px;
	flex: 1;
	min-width: 0;
	flex-wrap: wrap;
}

.comment-filter {
	background: transparent;
	border: 1px solid var(--comment-card-border);
	color: var(--comment-text-secondary);
	border-radius: 4px;
	padding: 2px 8px;
	font-size: 0.7rem;
	cursor: pointer;
	transition: all 0.15s;
	font-family: inherit;
}

.comment-filter:hover {
	border-color: var(--comment-accent);
	color: var(--comment-text-color);
}

.comment-filter.active {
	background: var(--comment-accent);
	color: #0d1b2a;
	border-color: var(--comment-accent);
	font-weight: 600;
}

.comment-panel-new {
	background: transparent;
	border: 1px solid var(--comment-accent);
	color: var(--comment-accent);
	border-radius: 5px;
	padding: 2px 8px;
	font-size: 0.72rem;
	font-weight: 600;
	cursor: pointer;
	transition: background 0.15s, color 0.15s;
	font-family: inherit;
}

.comment-panel-new:hover {
	background: var(--comment-accent);
	color: #0d1b2a;
}

.comment-panel-new:disabled {
	opacity: 0.45;
	cursor: not-allowed;
}

.comment-panel-close {
	background: none;
	border: none;
	color: var(--comment-text-secondary);
	font-size: 1.2rem;
	cursor: pointer;
	padding: 0 4px;
	line-height: 1;
	flex-shrink: 0;
}

.comment-panel-close:hover {
	color: var(--comment-text-color);
}

/* ---- Comment List ---- */

.comment-list {
	flex: 1;
	overflow-y: auto;
	padding: 6px 0;
}

.comment-list-empty {
	text-align: center;
	color: var(--comment-text-secondary);
	padding: 32px 16px;
	font-size: 0.8rem;
}

/* ---- Comment Card ---- */

.comment-card {
	background: var(--comment-card-bg);
	border: 1px solid var(--comment-card-border);
	border-left: 3px solid var(--comment-card-border);
	border-radius: 6px;
	padding: 10px 12px;
	margin: 6px 8px;
	cursor: pointer;
	transition: border-color 0.15s, box-shadow 0.15s;
	animation: comment-fade-in 0.15s ease;
}

.comment-card[data-color="yellow"]  { border-left-color: #ffc457; }
.comment-card[data-color="blue"]    { border-left-color: #61afef; }
.comment-card[data-color="green"]   { border-left-color: #98c379; }
.comment-card[data-color="red"]     { border-left-color: #e06c75; }
.comment-card[data-color="purple"]  { border-left-color: #c678dd; }
.comment-card[data-color="orange"]  { border-left-color: #d19a66; }

.comment-card:hover {
	border-top-color: var(--comment-highlight-border);
	border-right-color: var(--comment-highlight-border);
	border-bottom-color: var(--comment-highlight-border);
	box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.comment-card.active {
	border-top-color: var(--comment-accent);
	border-right-color: var(--comment-accent);
	border-bottom-color: var(--comment-accent);
	box-shadow: 0 0 0 2px rgba(255, 196, 87, 0.2);
}

.comment-card.resolved {
	opacity: 0.55;
}

.comment-card.resolved:hover {
	opacity: 0.8;
}

.comment-card.orphaned {
	border-left: 3px solid var(--comment-delete-color);
	opacity: 0.6;
}

/* ---- Comment Card Header ---- */

.comment-card-header {
	display: flex;
	align-items: center;
	gap: 6px;
	margin-bottom: 4px;
}

.comment-author {
	font-weight: 600;
	font-size: 0.78rem;
	color: var(--comment-author-color);
}

.comment-author[data-source="ai"],
.comment-author[data-source="bot"] {
	color: var(--comment-ai-author-color);
}

.comment-time {
	font-size: 0.68rem;
	color: var(--comment-time-color);
	flex: 1;
}

.comment-card-actions {
	display: flex;
	gap: 2px;
	opacity: 0;
	transition: opacity 0.15s;
}

.comment-card:hover .comment-card-actions {
	opacity: 1;
}

.comment-action-btn {
	background: none;
	border: none;
	color: var(--comment-text-secondary);
	cursor: pointer;
	padding: 3px 5px;
	border-radius: 3px;
	font-size: 0.78rem;
	line-height: 1;
	transition: all 0.1s;
	display: inline-flex;
	align-items: center;
	justify-content: center;
}

.comment-action-btn svg {
	width: 14px;
	height: 14px;
	fill: currentColor;
}

.comment-action-btn:hover {
	background: rgba(255, 255, 255, 0.08);
	color: var(--comment-text-color);
}

.comment-action-btn[data-action="resolve"]:hover {
	color: var(--comment-resolve-color);
}

.comment-action-btn[data-action="delete"]:hover {
	color: var(--comment-delete-color);
}

/* ---- Comment Card Context ---- */

.comment-card-context {
	margin-bottom: 6px;
}

.comment-anchor-text {
	font-size: 0.72rem;
	color: var(--comment-accent);
	background: rgba(255, 196, 87, 0.08);
	padding: 2px 6px;
	border-radius: 3px;
	display: inline-block;
	max-width: 100%;
	overflow: hidden;
	text-overflow: ellipsis;
	white-space: nowrap;
	font-family: 'Consolas', 'Monaco', monospace;
}

/* ---- Comment Card Body ---- */

.comment-card-body {
	font-size: 0.8rem;
	color: var(--comment-text-color);
	line-height: 1.4;
	margin-bottom: 6px;
	word-wrap: break-word;
}

/* ---- Replies ---- */

.comment-replies {
	border-top: 1px solid rgba(255, 255, 255, 0.06);
	margin-top: 6px;
	padding-top: 6px;
}

.comment-reply {
	display: flex;
	flex-direction: column;
	gap: 2px;
	padding: 4px 0;
}

.comment-reply + .comment-reply {
	border-top: 1px solid rgba(255, 255, 255, 0.04);
}

.comment-reply-header {
	display: flex;
	align-items: center;
	gap: 6px;
}

.comment-reply-author {
	font-weight: 600;
	font-size: 0.72rem;
	color: var(--comment-author-color);
}

.comment-reply-author[data-source="ai"],
.comment-reply-author[data-source="bot"] {
	color: var(--comment-ai-author-color);
}

.comment-reply-time {
	font-size: 0.65rem;
	color: var(--comment-time-color);
}

.comment-reply-body {
	font-size: 0.76rem;
	color: var(--comment-text-color);
	line-height: 1.35;
}

.comment-reply-actions {
	display: flex;
	gap: 2px;
	opacity: 0;
	transition: opacity 0.15s;
}

.comment-reply:hover .comment-reply-actions {
	opacity: 1;
}

/* ---- Reply Input ---- */

.comment-reply-input {
	display: flex;
	gap: 4px;
	margin-top: 6px;
}

.comment-reply-field {
	flex: 1;
	background: #1e1e1e;
	border: 1px solid var(--comment-card-border);
	color: var(--comment-text-color);
	border-radius: 4px;
	padding: 4px 8px;
	font-size: 0.75rem;
	font-family: inherit;
	outline: none;
	transition: border-color 0.15s;
}

.comment-reply-field:focus {
	border-color: var(--comment-accent);
}

.comment-reply-submit {
	background: var(--comment-accent);
	color: #0d1b2a;
	border: none;
	border-radius: 4px;
	padding: 4px 10px;
	font-size: 0.72rem;
	font-weight: 600;
	cursor: pointer;
	transition: background 0.15s;
	font-family: inherit;
	flex-shrink: 0;
}

.comment-reply-submit:hover {
	background: var(--comment-accent-hover);
}

/* ---- Inline Widget (Monaco Content Widget) ---- */

.monaco-editor .contentWidgets .comment-inline-widget,
.monaco-editor .overflowingContentWidgets .comment-inline-widget,
.monaco-editor .contentWidgets .comment-new-dialog,
.monaco-editor .overflowingContentWidgets .comment-new-dialog {
	pointer-events: auto;
}

.comment-inline-widget {
	background: #2d2d30;
	border: 1px solid var(--comment-highlight-border);
	border-radius: 6px;
	padding: 10px 14px;
	box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
	color: var(--comment-text-color);
	max-width: 400px;
	min-width: 240px;
	z-index: 40000;
	font-size: 0.82rem;
	line-height: 1.4;
}

.comment-inline-widget-header {
	display: flex;
	align-items: center;
	gap: 6px;
	margin-bottom: 6px;
}

.comment-inline-widget-body {
	margin-bottom: 8px;
	word-wrap: break-word;
}

.comment-inline-widget-replies {
	border-top: 1px solid rgba(255, 255, 255, 0.08);
	padding-top: 6px;
	margin-bottom: 8px;
}

.comment-inline-widget-actions {
	display: flex;
	gap: 6px;
	justify-content: flex-end;
}

.comment-inline-action {
	background: none;
	border: 1px solid var(--comment-card-border);
	color: var(--comment-text-secondary);
	border-radius: 4px;
	padding: 5px 8px;
	font-size: 0.72rem;
	cursor: pointer;
	transition: all 0.15s;
	font-family: inherit;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	line-height: 1;
}

.comment-inline-action svg {
	width: 16px;
	height: 16px;
	fill: currentColor;
}

.comment-inline-action:hover {
	border-color: var(--comment-accent);
	color: var(--comment-text-color);
}

.comment-inline-action.resolve {
	border-color: var(--comment-resolve-color);
	color: var(--comment-resolve-color);
}

.comment-inline-action.resolve:hover {
	background: var(--comment-resolve-color);
	color: #0d1b2a;
}

.comment-inline-action.delete {
	border-color: var(--comment-delete-color);
	color: var(--comment-delete-color);
}

.comment-inline-action.delete:hover {
	background: var(--comment-delete-color);
	color: white;
}

/* ---- New Comment Dialog (Monaco Content Widget) ---- */

.comment-new-dialog {
	background: #2d2d30;
	border: 1px solid var(--comment-accent);
	border-radius: 6px;
	padding: 10px 12px;
	box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
	z-index: 40000;
	min-width: 300px;
}

.comment-new-author-row {
	display: flex;
	align-items: center;
	gap: 6px;
	margin-bottom: 8px;
}

.comment-new-author-label {
	font-size: 0.72rem;
	color: var(--comment-text-secondary);
	flex-shrink: 0;
}

.comment-new-author-input {
	flex: 1;
	background: #1e1e1e;
	border: 1px solid var(--comment-card-border);
	color: var(--comment-author-color);
	border-radius: 3px;
	padding: 2px 6px;
	font-size: 0.75rem;
	font-family: inherit;
	outline: none;
}

.comment-new-author-input:focus {
	border-color: var(--comment-accent);
}

.comment-new-textarea {
	width: 100%;
	background: #1e1e1e;
	border: 1px solid var(--comment-card-border);
	color: var(--comment-text-color);
	border-radius: 4px;
	padding: 8px;
	resize: vertical;
	font-family: inherit;
	font-size: 0.82rem;
	min-height: 60px;
	outline: none;
	box-sizing: border-box;
	transition: border-color 0.15s;
}

.comment-new-textarea:focus {
	border-color: var(--comment-accent);
}

.comment-new-actions {
	display: flex;
	justify-content: flex-end;
	gap: 6px;
	margin-top: 8px;
}

.comment-new-cancel {
	background: none;
	border: 1px solid var(--comment-card-border);
	color: var(--comment-text-secondary);
	border-radius: 4px;
	padding: 4px 12px;
	font-size: 0.78rem;
	cursor: pointer;
	font-family: inherit;
	transition: all 0.15s;
}

.comment-new-cancel:hover {
	border-color: var(--comment-text-secondary);
	color: var(--comment-text-color);
}

.comment-new-submit {
	background: var(--comment-accent);
	color: #0d1b2a;
	border: none;
	border-radius: 4px;
	padding: 4px 14px;
	font-size: 0.78rem;
	font-weight: 600;
	cursor: pointer;
	font-family: inherit;
	transition: background 0.15s;
}

.comment-new-submit:hover {
	background: var(--comment-accent-hover);
}

@media (max-width: 1200px) {
	.comment-panel {
		--comment-panel-width: 320px;
		--comment-panel-min-width: 260px;
		--comment-panel-max-width: 56vw;
	}
}

/* ---- Toggle Button in Header ---- */

.comment-panel-toggle {
	position: relative;
	background: none;
	border: none;
	color: var(--comment-text-secondary);
	cursor: pointer;
	padding: 6px;
	border-radius: 4px;
	display: flex;
	align-items: center;
	justify-content: center;
	transition: all 0.15s;
}

.comment-panel-toggle:hover {
	background: rgba(255, 255, 255, 0.08);
	color: var(--comment-text-color);
}

.comment-panel-toggle.active {
	color: var(--comment-accent);
}

.comment-badge {
	position: absolute;
	top: -2px;
	right: -2px;
	background: var(--comment-delete-color);
	color: white;
	border-radius: 50%;
	min-width: 15px;
	height: 15px;
	font-size: 0.6rem;
	display: flex;
	align-items: center;
	justify-content: center;
	font-weight: 700;
	line-height: 1;
	padding: 0 3px;
}

/* ---- PDF Comment Highlight Overlay ---- */

.pdf-comment-highlight {
	background: rgba(255, 196, 87, 0.25) !important;
	border-radius: 2px;
	cursor: pointer;
	transition: background 0.15s;
}

.pdf-comment-highlight:hover {
	background: rgba(255, 196, 87, 0.45) !important;
}

.pdf-comment-highlight-resolved {
	background: rgba(120, 120, 120, 0.15) !important;
	cursor: pointer;
}

.pdf-comment-highlight-resolved:hover {
	background: rgba(120, 120, 120, 0.3) !important;
}

/* ---- PDF Comment Tooltip ---- */

.pdf-comment-tooltip {
	position: fixed;
	background: #2d2d30;
	border: 1px solid var(--comment-highlight-border);
	border-radius: 6px;
	padding: 8px 12px;
	box-shadow: 0 6px 20px rgba(0, 0, 0, 0.35);
	color: var(--comment-text-color);
	max-width: 300px;
	z-index: 50000;
	font-size: 0.78rem;
	pointer-events: none;
}

.pdf-comment-tooltip-author {
	font-weight: 600;
	color: var(--comment-author-color);
	margin-bottom: 3px;
	font-size: 0.72rem;
}

.pdf-comment-tooltip-content {
	line-height: 1.35;
}

/* ---- Edit Dialog (reuses new-dialog styling) ---- */

.comment-edit-overlay {
	position: fixed;
	top: 0;
	left: 0;
	right: 0;
	bottom: 0;
	background: rgba(0, 0, 0, 0.5);
	z-index: 50000;
	display: flex;
	align-items: center;
	justify-content: center;
}

.comment-edit-dialog {
	background: #2d2d30;
	border: 1px solid var(--comment-accent);
	border-radius: 8px;
	padding: 16px;
	box-shadow: 0 12px 36px rgba(0, 0, 0, 0.5);
	min-width: 360px;
	max-width: 500px;
}

.comment-edit-title {
	font-size: 0.85rem;
	font-weight: 600;
	color: var(--comment-text-color);
	margin-bottom: 10px;
}

/* ---- Animations ---- */

@keyframes comment-fade-in {
	from {
		opacity: 0;
		transform: translateY(-4px);
	}
	to {
		opacity: 1;
		transform: translateY(0);
	}
}