.ci-crossword-app {
	--ci-accent: #1f6feb;
	--ci-accent-soft: #eaf2ff;
	--ci-text: #172033;
	--ci-muted: #687386;
	--ci-border: #dbe1ea;
	--ci-bg: #ffffff;
	--ci-good: #e6f5eb;
	--ci-bad: #fff0f0;
	--ci-bad-border: #d63638;
	box-sizing: border-box;
	width: 100%;
	max-width: 1100px;
	margin: 0 auto;
	padding: 24px;
	border: 1px solid var(--ci-border);
	border-radius: 20px;
	background: var(--ci-bg);
	color: var(--ci-text);
	box-shadow: 0 10px 35px rgba(20, 30, 50, 0.06);
	font-family: inherit;
}

.ci-crossword-app *,
.ci-crossword-app *::before,
.ci-crossword-app *::after {
	box-sizing: border-box;
}

.ci-header {
	display: flex;
	align-items: flex-start;
	justify-content: space-between;
	gap: 20px;
	margin-bottom: 24px;
}

.ci-header-compact {
	justify-content: flex-end;
}

.ci-title {
	margin: 0 0 4px;
	font-size: clamp(1.35rem, 2.5vw, 2rem);
	line-height: 1.2;
	color: var(--ci-text);
}

.ci-subtitle {
	margin: 0;
	color: var(--ci-muted);
	font-size: 0.95rem;
}

.ci-score {
	flex: 0 0 auto;
	padding: 8px 12px;
	border-radius: 999px;
	background: #f4f7fb;
	font-size: 0.85rem;
	font-weight: 700;
	white-space: nowrap;
}

.ci-layout {
	display: grid;
	grid-template-columns: minmax(0, auto) minmax(280px, 1fr);
	gap: 32px;
	align-items: start;
}

.ci-board-column {
	min-width: 0;
}

.ci-grid-wrap {
	max-width: 100%;
	overflow-x: auto;
	padding: 3px;
	-webkit-overflow-scrolling: touch;
}

.ci-grid {
	display: grid;
	grid-template-columns: repeat(var(--ci-cols), 42px);
	grid-template-rows: repeat(var(--ci-rows), 42px);
	gap: 2px;
	width: max-content;
}

.ci-cell {
	position: relative;
	width: 42px;
	height: 42px;
	border-radius: 5px;
}

.ci-cell-empty {
	visibility: hidden;
}

.ci-cell input {
	display: block;
	width: 100%;
	height: 100%;
	margin: 0;
	padding: 7px 3px 2px;
	border: 1px solid var(--ci-border);
	border-radius: 5px;
	outline: none;
	background: #fff;
	color: var(--ci-text);
	text-align: center;
	text-transform: uppercase;
	font-family: inherit;
	font-size: 1rem;
	font-weight: 700;
	line-height: 1;
	box-shadow: none;
	appearance: none;
}

.ci-cell input:focus {
	border-color: var(--ci-accent);
	box-shadow: 0 0 0 2px rgba(31, 111, 235, 0.18);
}

.ci-cell.is-active input {
	background: var(--ci-accent-soft);
	border-color: #9dc1fb;
}

.ci-cell.is-correct input {
	background: var(--ci-good);
}

.ci-cell.is-wrong input {
	background: var(--ci-bad);
	border-color: var(--ci-bad-border);
	box-shadow: inset 0 0 0 1px var(--ci-bad-border);
}

.ci-cell-number {
	position: absolute;
	z-index: 2;
	top: 3px;
	left: 4px;
	color: #5d6675;
	font-size: 9px;
	font-weight: 700;
	line-height: 1;
	pointer-events: none;
}

.ci-feedback {
	min-height: 24px;
	margin-top: 14px;
	color: var(--ci-muted);
	font-size: 0.9rem;
}

.ci-feedback-error {
	padding: 10px 12px;
	border: 1px solid var(--ci-bad-border);
	border-radius: 10px;
	background: var(--ci-bad);
	color: #7a2424;
}

.ci-clues-column {
	display: grid;
	gap: 20px;
}

.ci-clue-section h3 {
	margin: 0 0 10px;
	color: var(--ci-text);
	font-size: 1rem;
}

.ci-clues {
	display: grid;
	gap: 8px;
}

.ci-clue {
	display: flex;
	gap: 6px;
	width: 100%;
	margin: 0;
	padding: 10px 12px;
	border: 1px solid var(--ci-border);
	border-radius: 12px;
	background: #fff;
	color: var(--ci-text);
	text-align: left;
	font: inherit;
	font-size: 0.92rem;
	line-height: 1.35;
	cursor: pointer;
	box-shadow: none;
	transition: border-color 0.15s ease, background 0.15s ease, transform 0.15s ease;
}

.ci-clue:hover {
	border-color: #afbdd0;
	transform: translateY(-1px);
}

.ci-clue.is-active {
	border-color: var(--ci-accent);
	background: var(--ci-accent-soft);
}

.ci-clue strong {
	flex: 0 0 auto;
}

.ci-no-clues {
	margin: 0;
	color: var(--ci-muted);
	font-size: 0.9rem;
}

.ci-actions {
	display: flex;
	flex-wrap: wrap;
	gap: 8px;
	padding-top: 2px;
}

.ci-btn {
	margin: 0;
	padding: 10px 14px;
	border: 1px solid var(--ci-border);
	border-radius: 11px;
	background: #fff;
	color: var(--ci-text);
	font: inherit;
	font-size: 0.9rem;
	font-weight: 700;
	line-height: 1.2;
	cursor: pointer;
	box-shadow: none;
	transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.ci-btn:hover {
	transform: translateY(-1px);
	box-shadow: 0 4px 12px rgba(20, 30, 50, 0.08);
}

.ci-btn-primary {
	border-color: var(--ci-accent);
	background: var(--ci-accent);
	color: #fff;
}

.ci-notice {
	padding: 12px 14px;
	border: 1px solid #dcdcde;
	border-radius: 8px;
	background: #fff;
}

@media (max-width: 820px) {
	.ci-crossword-app {
		padding: 18px;
		border-radius: 16px;
	}

	.ci-layout {
		grid-template-columns: 1fr;
		gap: 24px;
	}

	.ci-grid-wrap {
		margin-left: -3px;
		margin-right: -3px;
	}
}

@media (max-width: 520px) {
	.ci-crossword-app {
		padding: 14px;
		border-radius: 14px;
	}

	.ci-header {
		align-items: flex-start;
		gap: 10px;
	}

	.ci-subtitle {
		font-size: 0.86rem;
	}

	.ci-score {
		padding: 7px 9px;
		font-size: 0.78rem;
	}

	.ci-grid {
		grid-template-columns: repeat(var(--ci-cols), min(9vw, 38px));
		grid-template-rows: repeat(var(--ci-rows), min(9vw, 38px));
	}

	.ci-cell {
		width: min(9vw, 38px);
		height: min(9vw, 38px);
	}

	.ci-cell input {
		font-size: 0.92rem;
	}

	.ci-actions {
		display: grid;
		grid-template-columns: 1fr;
	}

	.ci-btn {
		width: 100%;
	}
}