.ictquiz-app {
	max-width: 780px;
	margin: 0 auto;
	font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
	color: #1d2327;
}

.ictquiz-screen {
	background: #fff;
	border: 1px solid #e2e4e7;
	border-radius: 10px;
	padding: 28px;
	box-shadow: 0 1px 3px rgba(0,0,0,0.06);
}

.ictquiz-title {
	margin-top: 0;
}

.ictquiz-btn {
	display: inline-block;
	padding: 10px 22px;
	border: none;
	border-radius: 6px;
	font-size: 15px;
	cursor: pointer;
	transition: background-color 0.15s ease-in-out;
}

.ictquiz-btn-primary {
	background: #2271b1;
	color: #fff;
}
.ictquiz-btn-primary:hover { background: #135e96; }

.ictquiz-btn-secondary {
	background: #f0f0f1;
	color: #1d2327;
}
.ictquiz-btn-secondary:hover { background: #dcdcde; }

.ictquiz-btn-success {
	background: #1e8b3a;
	color: #fff;
}
.ictquiz-btn-success:hover { background: #196c2e; }

.ictquiz-btn:disabled {
	opacity: 0.6;
	cursor: not-allowed;
}

.ictquiz-error {
	color: #b32d2e;
	margin-top: 10px;
}

.ictquiz-topbar {
	display: flex;
	justify-content: space-between;
	align-items: center;
	margin-bottom: 10px;
	font-weight: 600;
}

.ictquiz-timer {
	font-variant-numeric: tabular-nums;
	background: #f0f6fc;
	padding: 4px 10px;
	border-radius: 6px;
}

.ictquiz-progressbar {
	width: 100%;
	height: 8px;
	background: #eee;
	border-radius: 4px;
	overflow: hidden;
	margin-bottom: 24px;
}

.ictquiz-progressbar-fill {
	height: 100%;
	background: #2271b1;
	width: 0%;
	transition: width 0.25s ease-in-out;
}

.ictquiz-category {
	display: inline-block;
	font-size: 12px;
	text-transform: uppercase;
	letter-spacing: 0.04em;
	color: #6b7280;
	background: #f3f4f6;
	padding: 3px 9px;
	border-radius: 999px;
	margin-bottom: 12px;
}

.ictquiz-question-text {
	margin-top: 0;
	font-size: 19px;
	line-height: 1.4;
}

.ictquiz-options {
	display: flex;
	flex-direction: column;
	gap: 10px;
	margin-top: 18px;
}

.ictquiz-option {
	display: flex;
	align-items: flex-start;
	gap: 10px;
	padding: 12px 14px;
	border: 1px solid #e2e4e7;
	border-radius: 8px;
	cursor: pointer;
	transition: border-color 0.15s ease-in-out, background-color 0.15s ease-in-out;
}

.ictquiz-option:hover {
	border-color: #2271b1;
	background: #f6fbff;
}

.ictquiz-option input[type="radio"] {
	margin-top: 3px;
}

.ictquiz-option-letter {
	font-weight: 700;
	min-width: 18px;
}

.ictquiz-nav {
	display: flex;
	justify-content: space-between;
	gap: 10px;
	margin-top: 26px;
}

.ictquiz-nav .ictquiz-btn-primary,
.ictquiz-nav .ictquiz-btn-success {
	margin-left: auto;
}

.ictquiz-result-summary {
	text-align: center;
	margin-bottom: 30px;
}

.ictquiz-result-score {
	font-size: 22px;
}

.ictquiz-result-time {
	color: #4b5563;
}

.ictquiz-review-item {
	border: 1px solid #e2e4e7;
	border-left-width: 5px;
	border-radius: 8px;
	padding: 16px 18px;
	margin-bottom: 16px;
}

.ictquiz-review-correct {
	border-left-color: #1e8b3a;
}

.ictquiz-review-wrong {
	border-left-color: #d63638;
}

.ictquiz-review-question {
	margin-top: 0;
}

.ictquiz-review-options {
	list-style: none;
	margin: 10px 0;
	padding: 0;
}

.ictquiz-review-options li {
	padding: 6px 10px;
	border-radius: 6px;
	margin-bottom: 4px;
}

.ictquiz-review-options li.is-correct-answer {
	background: #eafaf0;
	font-weight: 600;
}

.ictquiz-review-options li.is-wrong-selected {
	background: #fdecea;
	text-decoration: line-through;
}

.ictquiz-review-options li.is-selected-and-correct {
	background: #d7f5df;
	font-weight: 700;
}

.ictquiz-review-status {
	font-weight: 600;
}

.ictquiz-review-explanation {
	color: #4b5563;
	font-size: 14px;
	background: #f9fafb;
	padding: 10px 12px;
	border-radius: 6px;
}

@media (max-width: 600px) {
	.ictquiz-screen {
		padding: 18px;
	}
	.ictquiz-nav {
		flex-wrap: wrap;
	}
}