:root {
	font-family: Arial, Helvetica, sans-serif;
	color: #18253a;
	background: #f6f4ed;
	font-synthesis: none;
	--blue: #365dcb;
	--muted: #586371;
	--line: #d9dcd7;
}
* {
	box-sizing: border-box;
}
body {
	margin: 0;
}
button,
a {
	touch-action: manipulation;
}
button {
	font: inherit;
	cursor: pointer;
}
button:disabled {
	cursor: default;
	opacity: 0.5;
}
button:focus-visible,
a:focus-visible {
	outline: 3px solid var(--blue);
	outline-offset: 5px;
}
a {
	color: inherit;
	text-underline-offset: 4px;
}
header {
	padding: 25px 5%;
	display: flex;
	justify-content: space-between;
	gap: 20px;
	align-items: center;
	border-bottom: 1px solid var(--line);
}
.wordmark {
	text-decoration: none;
	font-weight: 900;
	letter-spacing: 0.08em;
	font-size: 18px;
}
.wordmark span {
	color: var(--blue);
	font-size: 28px;
	vertical-align: middle;
	margin-right: 9px;
}
.account {
	display: flex;
	align-items: center;
	gap: 18px;
	font-size: 12px;
	color: var(--muted);
}
.small {
	background: transparent;
	border: 1px solid #b7bebf;
	border-radius: 5px;
	padding: 10px 15px;
	color: #18253a;
}
.intro {
	max-width: 1160px;
	margin: 65px auto 42px;
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 12px 60px;
}
.eyebrow {
	font-size: 11px;
	letter-spacing: 0.15em;
	font-weight: 700;
	color: var(--muted);
}
.intro .eyebrow {
	grid-column: 1 / -1;
}
.intro h1 {
	font-size: clamp(48px, 6.5vw, 82px);
	line-height: 0.99;
	letter-spacing: -0.055em;
	font-weight: 700;
	margin: 4px 0 14px;
}
.intro > p:last-child {
	align-self: end;
	font-size: 18px;
	line-height: 1.7;
	max-width: 410px;
	margin-bottom: 19px;
}
main {
	padding: 0 5%;
}
#game,
#summary {
	max-width: 1160px;
	margin: auto;
	border: 1px solid var(--line);
	border-radius: 12px;
	overflow: hidden;
	background: #fffef9;
}
.round-head {
	display: flex;
	justify-content: space-between;
	align-items: center;
	padding: 18px 26px;
	border-bottom: 1px solid var(--line);
}
:where(.round-head) p {
	margin: 0;
}
#progress {
	display: flex;
	gap: 7px;
}
#progress .progress-dot {
	width: 24px;
	height: 4px;
	border-radius: 2px;
	background: #e1e4df;
}
#progress .active {
	background: var(--blue);
}
.game-grid {
	display: grid;
	grid-template-columns: 1.4fr 1fr;
}
.scene-panel {
	padding: 27px 30px 16px;
	background: #efeee5;
	border-right: 1px solid var(--line);
}
h2 {
	font-size: 30px;
	letter-spacing: -0.04em;
	margin: 0 0 9px;
}
.scene-heading p {
	color: var(--muted);
	margin: 0;
}
.scene {
	display: block;
	width: 100%;
	height: auto;
	margin: 20px 0 0;
}
.scene text {
	font-family: Arial, sans-serif;
	font-size: 15px;
	fill: #46525c;
	font-weight: 700;
}
.scene-caption {
	font-size: 11px;
	color: var(--muted);
	text-align: center;
	line-height: 1.6;
}
.choice-panel {
	padding: 28px 27px;
}
.choice-panel > .eyebrow {
	margin: 0 0 15px;
}
.choice {
	width: 100%;
	display: block;
	text-align: left;
	background: #fffef9;
	border: 1px solid #c6cdcc;
	border-radius: 7px;
	padding: 15px 38px 15px 16px;
	position: relative;
	margin-bottom: 10px;
	color: #18253a;
	transition:
		background 0.15s,
		border-color 0.15s;
}
.choice:hover {
	background: #f1f4ff;
	border-color: var(--blue);
}
.choice.selected {
	background: #e9efff;
	border: 2px solid var(--blue);
	padding: 14px 37px 14px 15px;
}
.choice-title {
	font-size: 17px;
	font-weight: 700;
	display: block;
	margin-bottom: 7px;
}
.choice > span:nth-child(2) {
	font-size: 12px;
	line-height: 1.5;
	color: var(--muted);
	display: block;
}
.key {
	position: absolute;
	right: 13px;
	top: 15px;
	font-size: 10px;
	color: #66717c;
	border: 1px solid var(--line);
	border-radius: 3px;
	padding: 3px 5px;
}
.thought {
	font-size: 12px;
	line-height: 1.55;
	color: var(--muted);
	margin: 16px 0;
}
.primary {
	background: var(--blue);
	color: white;
	padding: 13px 18px;
	border: 1px solid var(--blue);
	border-radius: 5px;
	font-weight: 700;
}
:where(.choice-panel) .primary {
	width: 100%;
}
.cost-note {
	color: var(--muted);
	font-size: 10px;
	line-height: 1.5;
	margin: 9px 0;
}
.next {
	display: block;
	background: none;
	border: 0;
	padding: 11px 0;
	color: var(--blue);
	font-weight: 700;
	width: 100%;
	text-align: right;
	font-size: 13px;
}
#your-choice {
	font-size: 12px;
	color: var(--blue);
	margin-bottom: 12px;
}
.result {
	padding: 24px 28px;
	border-top: 1px solid var(--line);
	background: #f0f4ff;
}
.result h3 {
	margin: 0 0 8px;
}
.answer-grid {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 25px;
}
.result p {
	font-size: 13px;
	line-height: 1.6;
}
.probability {
	display: grid;
	grid-template-columns: 90px 1fr 45px;
	gap: 10px;
	align-items: center;
	font-size: 12px;
	margin: 9px 0;
}
.bar {
	height: 7px;
	background: #d4dbee;
	border-radius: 4px;
	overflow: hidden;
}
.bar span {
	display: block;
	height: 100%;
	background: var(--blue);
}
.result details {
	font-size: 12px;
	margin: 15px 0;
}
.result pre {
	white-space: pre-wrap;
	word-break: break-word;
	line-height: 1.6;
	padding: 15px;
	background: #fffef9;
	max-height: 240px;
	overflow: auto;
}
.message {
	padding: 0 28px;
	font-size: 13px;
	line-height: 1.6;
	color: #963d24;
}
.message:empty {
	display: none;
}
.about {
	max-width: 1160px;
	margin: 38px auto 52px;
	display: grid;
	grid-template-columns: 1fr 1fr 1fr;
	gap: 50px;
}
.number {
	color: var(--blue);
	font-size: 11px;
	font-family: monospace;
}
.about h3 {
	font-size: 17px;
	margin: 12px 0;
}
.about p {
	font-size: 13px;
	color: var(--muted);
	line-height: 1.7;
}
footer {
	padding: 29px 5%;
	border-top: 1px solid var(--line);
	display: flex;
	justify-content: space-between;
	gap: 50px;
	font-size: 12px;
}
footer > div:first-child {
	max-width: 580px;
}
footer strong {
	font-size: 12px;
	letter-spacing: 0.1em;
}
.footer-copy {
	color: var(--muted);
	font-size: 11px;
	line-height: 1.7;
}
#summary {
	padding: 35px;
}
.summary-copy {
	max-width: 650px;
	line-height: 1.7;
}
#history {
	margin: 26px 0;
}
.history-row {
	display: grid;
	grid-template-columns: 1fr 1fr 1fr;
	gap: 12px;
	padding: 13px 0;
	border-bottom: 1px solid var(--line);
	font-size: 13px;
}
#summary button {
	margin: 7px 10px 0 0;
}
dialog {
	border: 1px solid var(--line);
	border-radius: 12px;
	max-width: 520px;
	padding: 30px;
	color: #18253a;
	background: #fffef9;
}
dialog::backdrop {
	background: #18253aa6;
}
.dialog-copy,
dialog li {
	font-size: 13px;
	line-height: 1.7;
}
dialog ul {
	padding-left: 20px;
}
dialog .primary {
	margin: 10px 0;
	width: 100%;
}
.dialog-close {
	float: right;
	border: 0;
	background: none;
	font-size: 24px;
}
.skip {
	position: absolute;
	left: 12px;
	top: -60px;
	padding: 12px;
	background: white;
	z-index: 3;
}
.skip:focus {
	top: 12px;
}
@media (max-width: 760px) {
	header {
		align-items: flex-start;
		padding: 18px 5%;
	}
	.account {
		gap: 8px;
		flex-direction: column;
		align-items: flex-end;
	}
	.intro {
		margin: 35px auto 25px;
		display: block;
	}
	.intro h1 {
		font-size: 58px;
	}
	.intro > p:last-child {
		font-size: 15px;
		line-height: 1.6;
	}
	.game-grid {
		grid-template-columns: 1fr;
	}
	.scene-panel {
		border-right: 0;
		border-bottom: 1px solid var(--line);
		padding: 22px 20px 10px;
	}
	.scene {
		margin-top: 0;
		max-height: 260px;
	}
	.choice-panel {
		padding: 22px 20px;
	}
	.about {
		grid-template-columns: 1fr;
		gap: 12px;
		margin: 30px auto;
	}
	.about h3 {
		display: inline;
		margin-left: 14px;
	}
	.about p {
		margin: 8px 0 12px;
	}
	.answer-grid {
		grid-template-columns: 1fr;
	}
	footer {
		flex-direction: column;
		gap: 12px;
	}
	.history-row {
		grid-template-columns: 1fr;
		gap: 5px;
	}
	#summary {
		padding: 24px;
	}
	.round-head {
		padding: 16px 20px;
	}
	dialog {
		max-width: calc(100% - 30px);
	}
}
@media (prefers-reduced-motion: reduce) {
	.choice {
		transition: none;
	}
}

[hidden] {
	display: none;
}