/* ===========================================================
 * Ebook tab - library grid, WYSIWYG page manager, typewriter reader.
 * Uses the same --tp-* design tokens as the rest of the dashboard.
 * =========================================================== */

/* ---------- Library grid ---------- */

.tp-ebook-grid {
	display: grid;
	grid-template-columns: repeat(auto-fill, minmax(190px, 1fr));
	gap: 20px;
}

.tp-ebook-card {
	background: linear-gradient(160deg, var(--tp-panel), var(--tp-panel-alt));
	border: 1px solid var(--tp-border);
	border-radius: var(--tp-radius);
	box-shadow: var(--tp-shadow);
	overflow: hidden;
	cursor: pointer;
	transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}

.tp-ebook-card:hover {
	transform: translateY(-4px);
	border-color: var(--tp-gold-dim);
	box-shadow: 0 10px 28px rgba(0, 0, 0, 0.45);
}

.tp-ebook-cover {
	position: relative;
	height: 150px;
	display: flex;
	align-items: flex-end;
	padding: 14px;
	background-image: linear-gradient(160deg, rgba(255, 255, 255, 0.16), rgba(0, 0, 0, 0.28));
	background-blend-mode: overlay;
}

.tp-ebook-cover::before {
	content: '';
	position: absolute;
	inset: 0;
	background: linear-gradient(180deg, rgba(0, 0, 0, 0) 40%, rgba(0, 0, 0, 0.45) 100%);
}

.tp-ebook-cover.has-svg::before {
	background: linear-gradient(180deg, rgba(0, 0, 0, 0) 65%, rgba(0, 0, 0, 0.35) 100%);
}

.tp-ebook-cover-svg {
	position: absolute;
	inset: 0;
	overflow: hidden;
}

.tp-ebook-cover-svg svg {
	width: 100%;
	height: 100%;
	display: block;
}

.tp-ebook-cover-title {
	position: relative;
	z-index: 1;
	color: #fff;
	font-family: var(--tp-font);
	font-size: 16px;
	font-weight: 600;
	line-height: 1.25;
	text-shadow: 0 2px 6px rgba(0, 0, 0, 0.4);
	display: -webkit-box;
	-webkit-line-clamp: 3;
	-webkit-box-orient: vertical;
	overflow: hidden;
}

.tp-ebook-card-edit {
	position: absolute;
	top: 8px;
	right: 8px;
	z-index: 2;
	width: 26px;
	height: 26px;
	border-radius: 50%;
	border: none;
	background: rgba(0, 0, 0, 0.45);
	color: #fff;
	cursor: pointer;
	font-size: 13px;
	opacity: 0;
	transition: opacity 0.15s ease, background 0.15s ease;
}

.tp-ebook-card:hover .tp-ebook-card-edit {
	opacity: 1;
}

.tp-ebook-card-edit:hover {
	background: rgba(0, 0, 0, 0.7);
}

.tp-ebook-card-meta {
	padding: 12px 14px 14px;
	display: flex;
	flex-direction: column;
	gap: 4px;
}

.tp-ebook-card-meta strong {
	font-family: var(--tp-font);
	font-size: 14px;
	color: var(--tp-text);
}

.tp-ebook-card-author {
	font-size: 12px;
	color: var(--tp-text-dim);
}

.tp-ebook-card-pages {
	font-size: 11px;
	color: var(--tp-text-faint);
	margin-top: 2px;
}

.tp-ebook-progress-bar {
	margin-top: 6px;
	height: 5px;
	border-radius: 4px;
	background: var(--tp-panel-raised);
	overflow: hidden;
}

.tp-ebook-progress-fill {
	height: 100%;
	background: linear-gradient(90deg, var(--tp-gold-dim), var(--tp-gold));
	transition: width 0.3s ease;
}

/* ---------- Color swatches (book modal) ---------- */

.tp-ebook-color-swatches {
	display: flex;
	gap: 8px;
	margin-top: 4px;
}

.tp-ebook-swatch {
	width: 26px;
	height: 26px;
	border-radius: 50%;
	border: 2px solid transparent;
	cursor: pointer;
	transition: transform 0.12s ease, border-color 0.12s ease;
}

.tp-ebook-swatch:hover {
	transform: scale(1.12);
}

.tp-ebook-swatch.is-selected {
	border-color: var(--tp-text);
}

/* ---------- Cover SVG field (book modal) ---------- */

.tp-ebook-field-hint {
	font-weight: 400;
	font-size: 11px;
	color: var(--tp-text-faint);
}

.tp-ebook-svg-input {
	width: 100%;
	margin-top: 4px;
	font-family: monospace;
	font-size: 12px;
	resize: vertical;
}

.tp-ebook-svg-preview {
	margin-top: 8px;
	width: 120px;
	height: 80px;
	border-radius: 8px;
	overflow: hidden;
	border: 1px solid var(--tp-border);
}

.tp-ebook-svg-preview svg {
	width: 100%;
	height: 100%;
	display: block;
}

/* ---------- Reader shell ---------- */

.tp-ebook-reader-shell {
	display: grid;
	grid-template-columns: minmax(0, 1fr);
	gap: 20px;
}

.tp-ebook-reader-shell:has(#tp-ebook-page-manager:not([hidden])) {
	grid-template-columns: 240px minmax(0, 1fr);
}

.tp-ebook-page-manager {
	background: var(--tp-panel);
	border: 1px solid var(--tp-border);
	border-radius: var(--tp-radius);
	padding: 14px;
	align-self: start;
	max-height: 70vh;
	overflow-y: auto;
}

.tp-ebook-page-manager-header {
	display: flex;
	align-items: center;
	justify-content: space-between;
	margin-bottom: 10px;
}

.tp-ebook-page-manager-header h3 {
	margin: 0;
	font-family: var(--tp-font);
	font-size: 13px;
	color: var(--tp-text-dim);
	text-transform: uppercase;
	letter-spacing: 0.5px;
}

.tp-ebook-page-manager-actions {
	display: flex;
	gap: 8px;
}

.tp-ebook-page-list {
	list-style: none;
	margin: 0;
	padding: 0;
	display: flex;
	flex-direction: column;
	gap: 6px;
}

.tp-ebook-page-list-item {
	display: flex;
	align-items: center;
	gap: 8px;
	padding: 8px 10px;
	border-radius: 7px;
	border: 1px solid transparent;
	background: var(--tp-panel-alt);
	cursor: grab;
	transition: border-color 0.12s ease, background 0.12s ease;
}

.tp-ebook-page-list-item:hover {
	border-color: var(--tp-border);
}

.tp-ebook-page-list-item.is-active {
	border-color: var(--tp-gold-dim);
	background: var(--tp-panel-raised);
}

.tp-ebook-page-list-item.is-dragging {
	opacity: 0.4;
}

.tp-ebook-page-list-item.is-drag-over {
	border-color: var(--tp-gold);
}

.tp-ebook-page-num {
	font-family: var(--tp-font);
	font-size: 11px;
	color: var(--tp-text-faint);
	width: 16px;
	flex-shrink: 0;
}

.tp-ebook-page-preview {
	flex: 1;
	font-size: 12px;
	color: var(--tp-text-dim);
	overflow: hidden;
	text-overflow: ellipsis;
	white-space: nowrap;
}

.tp-ebook-page-delete {
	background: none;
	border: none;
	color: var(--tp-text-faint);
	cursor: pointer;
	font-size: 15px;
	line-height: 1;
	padding: 2px 4px;
}

.tp-ebook-page-delete:hover {
	color: var(--tp-danger);
}

/* ---------- Book / page frame ---------- */

.tp-ebook-book {
	background: linear-gradient(160deg, var(--tp-panel), var(--tp-panel-alt));
	border: 1px solid var(--tp-border);
	border-radius: var(--tp-radius);
	box-shadow: var(--tp-shadow);
	padding: 24px 28px 20px;
	display: flex;
	flex-direction: column;
	min-height: 420px;
	max-width: 900px;
	width: 100%;
	margin: 0 auto;
}

.tp-ebook-book-header {
	margin-bottom: 14px;
	padding-bottom: 12px;
	border-bottom: 1px solid var(--tp-border);
}

.tp-ebook-book-header h2 {
	margin: 0 0 4px;
	font-family: var(--tp-font);
	font-size: 20px;
	color: var(--tp-text);
}

.tp-ebook-book-header span {
	font-size: 12px;
	color: var(--tp-text-dim);
}

.tp-ebook-page-frame {
	position: relative;
	display: flex;
	align-items: stretch;
	gap: 10px;
	flex: 1;
}

.tp-ebook-page-content {
	flex: 1;
	background: radial-gradient(120% 100% at 50% 0%, rgba(255, 255, 255, 0.03), rgba(0, 0, 0, 0.18) 70%);
	border-radius: 8px;
	padding: 40px 24px;
	min-height: 280px;
	cursor: pointer;
	overflow-y: auto;
}

.tp-ebook-page-inner {
	max-width: 640px;
	margin: 0 auto;
	font-family: 'Noto Serif Bengali', 'Hind Siliguri', Georgia, 'Times New Roman', serif;
	font-size: 17px;
	line-height: 1.95;
	color: var(--tp-text);
	text-align: justify;
	hyphens: auto;
	-webkit-hyphens: auto;
	overflow-wrap: break-word;
}

.tp-ebook-page-inner p {
	margin: 0 0 1.1em;
	text-indent: 1.6em;
}

.tp-ebook-page-inner p:first-of-type {
	text-indent: 0;
}

.tp-ebook-page-inner > p:first-of-type::first-letter {
	float: left;
	font-family: Georgia, 'Times New Roman', serif;
	font-size: 3.4em;
	line-height: 0.82;
	font-weight: 600;
	padding: 0.05em 0.08em 0 0;
	color: var(--tp-gold);
}

.tp-ebook-page-inner h1,
.tp-ebook-page-inner h2,
.tp-ebook-page-inner h3,
.tp-ebook-page-inner h4 {
	text-align: center;
	text-indent: 0;
	font-family: var(--tp-font);
	color: var(--tp-text);
	letter-spacing: 0.5px;
	margin: 0.4em 0 0.9em;
	position: relative;
	padding-bottom: 0.35em;
}

.tp-ebook-page-inner h1::after,
.tp-ebook-page-inner h2::after,
.tp-ebook-page-inner h3::after {
	content: '';
	display: block;
	width: 44px;
	height: 2px;
	background: linear-gradient(90deg, transparent, var(--tp-gold-dim), transparent);
	margin: 0.5em auto 0;
}

.tp-ebook-page-inner blockquote {
	margin: 1.2em 0;
	padding: 0.4em 1.2em;
	border-left: 3px solid var(--tp-gold-dim);
	font-style: italic;
	text-indent: 0;
	color: var(--tp-text-dim);
}

.tp-ebook-page-inner ul,
.tp-ebook-page-inner ol {
	margin: 0 0 1.1em;
	padding-left: 1.6em;
	text-align: left;
}

.tp-ebook-page-inner strong {
	color: var(--tp-text);
}

.tp-ebook-page-inner hr {
	border: none;
	text-align: center;
	margin: 1.6em auto;
	width: 100%;
}

.tp-ebook-page-inner hr::before {
	content: '\2022 \2022 \2022';
	color: var(--tp-text-faint);
	letter-spacing: 0.6em;
}

.tp-ebook-page-inner img {
	max-width: 100%;
	border-radius: 6px;
	margin: 8px 0;
}

.tp-ebook-page-inner::selection,
.tp-ebook-page-inner *::selection {
	background: var(--tp-gold-dim);
	color: #1a1408;
}

/* ---------- Paper reading mode ---------- */

.tp-ebook-book.is-paper .tp-ebook-page-content {
	background: #ede2c8;
	border-radius: 8px;
}

.tp-ebook-book.is-paper .tp-ebook-page-inner {
	color: #2b2213;
}

.tp-ebook-book.is-paper .tp-ebook-page-inner h1,
.tp-ebook-book.is-paper .tp-ebook-page-inner h2,
.tp-ebook-book.is-paper .tp-ebook-page-inner h3,
.tp-ebook-book.is-paper .tp-ebook-page-inner h4 {
	color: #2b2213;
}

.tp-ebook-book.is-paper .tp-ebook-page-inner blockquote {
	color: #4a3d24;
	border-left-color: #a9895a;
}

.tp-ebook-book.is-paper .tp-ebook-page-inner > p:first-of-type::first-letter {
	color: #a9895a;
}

.tp-btn-paper-toggle.is-active {
	background: #ede2c8;
	color: #2b2213;
	border-color: #a9895a;
}

.tp-ebook-word {
	display: inline;
	filter: blur(3px);
	opacity: 0.45;
	transition: filter 0.7s ease, opacity 0.7s ease;
}

.tp-ebook-word.is-revealed {
	filter: blur(0);
	opacity: 1;
}

.tp-ebook-nav-arrow {
	flex-shrink: 0;
	width: 44px;
	align-self: center;
	background: var(--tp-panel-raised);
	border: 1px solid var(--tp-border);
	color: var(--tp-text);
	border-radius: 50%;
	height: 44px;
	cursor: pointer;
	font-size: 16px;
	transition: background 0.15s ease, border-color 0.15s ease, transform 0.1s ease;
}

.tp-ebook-nav-arrow:hover:not(:disabled) {
	border-color: var(--tp-gold-dim);
	transform: scale(1.06);
}

.tp-ebook-nav-arrow:disabled {
	opacity: 0.3;
	cursor: default;
}

.tp-ebook-empty-pages {
	text-align: center;
	color: var(--tp-text-faint);
	font-size: 13px;
	padding: 60px 20px;
}

.tp-ebook-progress-row {
	display: flex;
	align-items: center;
	gap: 14px;
	margin-top: 16px;
	padding-top: 12px;
	border-top: 1px solid var(--tp-border);
}

.tp-ebook-progress-row span {
	font-size: 12px;
	color: var(--tp-text-dim);
	white-space: nowrap;
	font-family: var(--tp-font);
}

.tp-ebook-progress-row input[type='range'] {
	flex: 1;
	accent-color: var(--tp-gold);
}

/* ---------- WYSIWYG page editor modal ---------- */

#tp-modal-ebook-page .tp-modal-content-wide {
	max-width: 720px;
}

#tp-ebook-page-editor {
	width: 100%;
}

.wp-editor-wrap {
	margin-top: 6px;
}

/* ---------- Import text modal ---------- */

#tp-modal-ebook-import .tp-modal-content-wide {
	max-width: 760px;
}

.tp-ebook-import-hint {
	font-size: 12px;
	color: var(--tp-text-faint);
	margin: 4px 0 10px;
	line-height: 1.5;
}

.tp-ebook-import-hint code {
	background: var(--tp-panel-alt);
	padding: 1px 5px;
	border-radius: 4px;
	color: var(--tp-gold-dim);
}

#tp-ebook-import-textarea {
	width: 100%;
	min-height: 220px;
	font-family: 'Noto Serif Bengali', 'Hind Siliguri', Georgia, serif;
	font-size: 14px;
	line-height: 1.6;
	resize: vertical;
}

.tp-ebook-import-preview {
	margin-top: 14px;
	max-height: 260px;
	overflow-y: auto;
	border: 1px solid var(--tp-border);
	border-radius: var(--tp-radius);
	background: var(--tp-panel-alt);
}

.tp-ebook-import-preview-item {
	padding: 10px 14px;
	border-bottom: 1px solid var(--tp-border);
	display: flex;
	gap: 10px;
	font-size: 12px;
}

.tp-ebook-import-preview-item:last-child {
	border-bottom: none;
}

.tp-ebook-import-preview-num {
	flex-shrink: 0;
	color: var(--tp-text-faint);
	font-family: var(--tp-font);
}

.tp-ebook-import-preview-text {
	color: var(--tp-text-dim);
	overflow: hidden;
	text-overflow: ellipsis;
	white-space: nowrap;
}

.tp-ebook-import-preview-text strong {
	color: var(--tp-text);
}

.tp-ebook-import-status {
	margin-top: 10px;
	font-size: 12px;
	color: var(--tp-text-dim);
}

@media (max-width: 860px) {
	.tp-ebook-reader-shell,
	.tp-ebook-reader-shell:has(#tp-ebook-page-manager:not([hidden])) {
		grid-template-columns: minmax(0, 1fr);
	}

	.tp-ebook-page-manager {
		max-height: 220px;
	}
}

@media (max-width: 600px) {
	.tp-ebook-page-content {
		padding: 18px 16px;
	}

	.tp-ebook-book {
		padding: 18px 16px 16px;
	}
}