/* Рукописный конспект — самостоятельные стили в духе хаба ИИ */

.ruka {
	--ruka-text: #000;
	--ruka-muted: #5a6474;
	--ruka-surface: #f9f9f9;
	--ruka-border: #dde4ea;
	--ruka-teal: #006089;
	--ruka-teal-soft: rgba(0, 96, 137, 0.07);
	--ruka-radius: 4px;
	--ruka-paper: #f7f4ea;
	max-width: 100%;
	margin: 0;
	padding: 8px 0 48px;
	font-size: 14px;
	line-height: 1.45;
	color: var(--ruka-text);
	box-sizing: border-box;
}

.ruka *,
.ruka *::before,
.ruka *::after {
	box-sizing: inherit;
}

.ruka-header {
	margin-bottom: 16px;
}

.ruka-header__top {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	justify-content: space-between;
	gap: 12px 16px;
}

.ruka__title {
	margin: 0;
	font-size: 1.75rem;
	font-weight: 700;
	letter-spacing: -0.02em;
	line-height: 1.2;
}

.ruka__sub {
	margin: 6px 0 0;
	color: var(--ruka-muted);
	font-size: 0.95rem;
}

.ruka-header__actions {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: 8px;
	flex: 0 0 auto;
}

.ruka-btn {
	appearance: none;
	display: inline-block;
	padding: 4px 14px;
	font: inherit;
	font-size: 13px;
	line-height: 1.35;
	font-weight: 400;
	cursor: pointer;
	color: #006089;
	background: #f9fafa;
	border: 2px solid #006089;
	border-radius: 4px;
	transition: background 0.15s, color 0.15s, border-color 0.15s;
}

.ruka-btn:hover:not(:disabled) {
	background: #006089;
	color: #ffeded;
}

.ruka-btn:disabled {
	opacity: 0.6;
	cursor: wait;
}

.ruka-fonts {
	display: flex;
	flex-wrap: wrap;
	gap: 6px;
	margin-top: 12px;
}

.ruka-font {
	appearance: none;
	border: 2px solid var(--ruka-border);
	border-radius: 10px;
	padding: 8px 12px;
	font-size: 1.05rem;
	font-weight: 500;
	line-height: 1.2;
	cursor: pointer;
	background: var(--ruka-surface);
	color: var(--ruka-text);
	transition: border-color 0.15s, background 0.15s, color 0.15s, box-shadow 0.15s;
}

.ruka-font:hover {
	border-color: var(--ruka-teal);
	background: #fff;
	color: var(--ruka-teal);
}

.ruka-font.is-active {
	border-color: var(--ruka-teal);
	background: #fff;
	color: var(--ruka-teal);
	box-shadow: 0 4px 14px -6px rgba(0, 96, 137, 0.35);
}

.ruka-font[data-font="Caveat"] { font-family: "Caveat", cursive; font-size: 1.25rem; }
.ruka-font[data-font="Neucha"] { font-family: "Neucha", cursive; }
.ruka-font[data-font="Pacifico"] { font-family: "Pacifico", cursive; font-size: 1rem; }
.ruka-font[data-font="Pangolin"] { font-family: "Pangolin", cursive; }
.ruka-font[data-font="Cormorant Infant"] {
	font-family: "Cormorant Infant", serif;
	font-style: italic;
}
.ruka-font[data-font="RukaTetrad"] { font-family: "RukaTetrad", cursive; font-size: 1.1rem; }

.ruka-layout {
	display: grid;
	grid-template-columns: minmax(260px, 340px) 1fr;
	gap: 14px;
	align-items: start;
}

@media (max-width: 900px) {
	.ruka-layout {
		grid-template-columns: 1fr;
	}
}

.ruka-tabs {
	display: flex;
	flex-wrap: wrap;
	gap: 8px;
	margin-bottom: 10px;
}

.ruka-tab {
	appearance: none;
	display: inline-block;
	padding: 4px 14px;
	font: inherit;
	font-size: 13px;
	line-height: 1.35;
	font-weight: 400;
	cursor: pointer;
	color: #006089;
	background: #f9fafa;
	border: 2px solid #006089;
	border-radius: 4px;
	transition: background 0.15s, color 0.15s, border-color 0.15s;
}

.ruka-tab:hover {
	background: #006089;
	color: #ffeded;
}

.ruka-tab.is-active {
	background: #006089;
	color: #ffeded;
	border-color: #006089;
}

.ruka-panel {
	background: #fff;
	border: 1px solid var(--ruka-border);
	border-radius: var(--ruka-radius);
	padding: 14px;
	box-shadow: 0 1px 0 rgba(0, 0, 0, 0.04);
}

.ruka-panel[hidden] {
	display: none !important;
}

.ruka-field {
	display: block;
	margin-bottom: 12px;
	font-size: 0.85rem;
}

.ruka-field > span {
	display: flex;
	justify-content: space-between;
	gap: 8px;
	margin-bottom: 5px;
	color: var(--ruka-text);
}

.ruka-field .ruka-val {
	color: var(--ruka-muted);
	font-variant-numeric: tabular-nums;
}

.ruka-check {
	display: flex;
	align-items: center;
	gap: 8px;
	margin-bottom: 12px;
	font-size: 0.85rem;
	cursor: pointer;
	user-select: none;
}

.ruka-check input {
	width: 16px;
	height: 16px;
	accent-color: var(--ruka-teal);
	cursor: pointer;
}

.ruka-row2 {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 10px;
}

.ruka textarea,
.ruka select,
.ruka input[type="color"],
.ruka input[type="range"] {
	width: 100%;
	font: inherit;
}

.ruka textarea {
	display: block;
	min-height: 420px;
	resize: vertical;
	padding: 10px 12px;
	border: 1px solid var(--ruka-border);
	border-radius: var(--ruka-radius);
	line-height: 1.45;
	background: #fff;
}

.ruka select {
	padding: 8px 10px;
	border: 1px solid var(--ruka-border);
	border-radius: var(--ruka-radius);
	background: #fff;
}

.ruka input[type="color"] {
	height: 36px;
	padding: 2px;
	border: 1px solid var(--ruka-border);
	border-radius: var(--ruka-radius);
	background: #fff;
	cursor: pointer;
}

.ruka-hint {
	margin: 4px 0 0;
	font-size: 0.8rem;
	line-height: 1.4;
	color: var(--ruka-muted);
}

.ruka-field.is-locked input[type="range"],
.ruka-field.is-locked select {
	opacity: 0.55;
	pointer-events: none;
}

.ruka-preview {
	background: #fff;
	border: 1px solid var(--ruka-border);
	border-radius: var(--ruka-radius);
	padding: 14px;
	box-shadow: 0 1px 0 rgba(0, 0, 0, 0.04);
}

.ruka-preview__bar {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	justify-content: space-between;
	gap: 10px;
	margin-bottom: 12px;
}

.ruka-preview__meta {
	font-size: 0.85rem;
	color: var(--ruka-muted);
}

.ruka-stage {
	overflow: auto;
	max-height: min(78vh, 920px);
	background: var(--ruka-teal-soft);
	border: 1px solid var(--ruka-border);
	border-radius: var(--ruka-radius);
	padding: 16px;
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: 16px;
}

.ruka-stage canvas.page {
	display: block;
	max-width: 100%;
	height: auto;
	background: var(--ruka-paper);
	box-shadow: 0 8px 28px rgba(0, 12, 45, 0.14);
	border-radius: 2px;
}