/* AI Age Calculator Pro — "Departure Board" theme
   Split-flap hero digits + ticket-stub ledger. */

.aac-widget {
	--aac-accent: #f2a93b;
	--aac-accent-2: #4fd1ae;
	--aac-bg: #12141c;
	--aac-surface: #1a1d29;
	--aac-surface-2: #20242f;
	--aac-border: #2b303d;
	--aac-text: #eef0f6;
	--aac-text-dim: #9aa0b4;
	--aac-danger-bg: #2a1618;
	--aac-danger-text: #ff9d9d;
	--aac-radius: 14px;
	--aac-mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
	--aac-sans: "Manrope", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;

	max-width: 580px;
	margin: 0 auto;
	padding: 0;
	border-radius: var(--aac-radius);
	background: var(--aac-surface);
	border: 1px solid var(--aac-border);
	color: var(--aac-text);
	font-family: var(--aac-sans);
	box-sizing: border-box;
	overflow: hidden;
}

.aac-widget[data-theme="light"],
.aac-widget[data-theme="auto"] {
	--aac-bg: #f7f7fb;
	--aac-surface: #ffffff;
	--aac-surface-2: #f1f2f8;
	--aac-border: #e3e5ef;
	--aac-text: #14161f;
	--aac-text-dim: #6b7080;
	--aac-danger-bg: #fdeced;
	--aac-danger-text: #b3261e;
}

@media (prefers-color-scheme: dark) {
	.aac-widget[data-theme="auto"] {
		--aac-bg: #12141c;
		--aac-surface: #1a1d29;
		--aac-surface-2: #20242f;
		--aac-border: #2b303d;
		--aac-text: #eef0f6;
		--aac-text-dim: #9aa0b4;
		--aac-danger-bg: #2a1618;
		--aac-danger-text: #ff9d9d;
	}
}

.aac-widget * {
	box-sizing: border-box;
}

/* ---------- Header strip: mimics a board's title plate ---------- */
.aac-strip {
	display: flex;
	align-items: center;
	justify-content: space-between;
	padding: 0.9rem 1.25rem;
	background: var(--aac-surface-2);
	border-bottom: 1px solid var(--aac-border);
	font-family: var(--aac-mono);
	font-size: 0.7rem;
	letter-spacing: 0.12em;
	text-transform: uppercase;
	color: var(--aac-text-dim);
}

.aac-strip .aac-dot {
	display: inline-block;
	width: 6px;
	height: 6px;
	border-radius: 50%;
	background: var(--aac-accent-2);
	margin-right: 0.5rem;
	vertical-align: middle;
}

/* ---------- Form ---------- */
.aac-form {
	display: flex;
	gap: 0.75rem;
	flex-wrap: wrap;
	align-items: flex-end;
	padding: 1.25rem;
}

.aac-label {
	display: block;
	font-size: 0.78rem;
	font-weight: 700;
	margin-bottom: 0.4rem;
	color: var(--aac-text-dim);
	letter-spacing: 0.03em;
	text-transform: uppercase;
}

.aac-input {
	flex: 1 1 200px;
	padding: 0.7rem 0.85rem;
	border-radius: 8px;
	border: 1px solid var(--aac-border);
	background: var(--aac-bg);
	color: var(--aac-text);
	font-family: var(--aac-mono);
	font-size: 1rem;
}

.aac-input:focus-visible,
.aac-submit:focus-visible {
	outline: 2px solid var(--aac-accent);
	outline-offset: 2px;
}

.aac-submit {
	padding: 0.7rem 1.35rem;
	border-radius: 8px;
	border: none;
	background: var(--aac-accent);
	color: #16130a;
	font-weight: 800;
	font-size: 0.92rem;
	cursor: pointer;
	transition: transform 0.12s ease, box-shadow 0.12s ease;
}

.aac-submit:hover {
	transform: translateY(-1px);
	box-shadow: 0 4px 14px rgba(242, 169, 59, 0.35);
}

.aac-submit:active {
	transform: translateY(0);
}

.aac-error {
	margin: 0 1.25rem 1.25rem;
	padding: 0.75rem 1rem;
	border-radius: 8px;
	background: var(--aac-danger-bg);
	color: var(--aac-danger-text);
	font-size: 0.88rem;
	font-family: var(--aac-mono);
}

/* ---------- Hero: split-flap digits ---------- */
.aac-results {
	padding: 0 1.25rem 1.5rem;
}

.aac-hero {
	display: flex;
	flex-wrap: wrap;
	gap: 1.5rem;
	padding: 1.25rem 0 1.5rem;
}

.aac-flip-group {
	display: flex;
	flex-direction: column;
	gap: 0.5rem;
}

.aac-flip-row {
	display: flex;
	gap: 3px;
}

.aac-flip-tile {
	position: relative;
	width: 1.9rem;
	height: 2.6rem;
	background: linear-gradient(180deg, var(--aac-bg) 0%, var(--aac-surface-2) 100%);
	border: 1px solid var(--aac-border);
	border-radius: 5px;
	display: flex;
	align-items: center;
	justify-content: center;
	font-family: var(--aac-mono);
	font-weight: 700;
	font-size: 1.5rem;
	font-variant-numeric: tabular-nums;
	color: var(--aac-accent);
	overflow: hidden;
}

.aac-flip-tile::after {
	content: "";
	position: absolute;
	left: 0;
	right: 0;
	top: 50%;
	height: 1px;
	background: rgba(0, 0, 0, 0.35);
}

.aac-flip-tile.aac-flip-in {
	animation: aacFlip 0.42s ease-out;
}

@keyframes aacFlip {
	0% {
		transform: rotateX(90deg);
		opacity: 0.2;
	}
	60% {
		transform: rotateX(-8deg);
	}
	100% {
		transform: rotateX(0deg);
		opacity: 1;
	}
}

@media (prefers-reduced-motion: reduce) {
	.aac-flip-tile.aac-flip-in {
		animation: none;
	}
}

.aac-flip-label {
	font-size: 0.72rem;
	font-weight: 700;
	letter-spacing: 0.1em;
	text-transform: uppercase;
	color: var(--aac-text-dim);
	text-align: center;
}

/* ---------- Ticket-stub divider ---------- */
.aac-stub {
	position: relative;
	height: 0;
	border-top: 2px dashed var(--aac-border);
	margin: 0 -1.25rem 1.5rem;
}

.aac-stub::before,
.aac-stub::after {
	content: "";
	position: absolute;
	top: -8px;
	width: 16px;
	height: 16px;
	border-radius: 50%;
	background: var(--aac-bg);
	border: 1px solid var(--aac-border);
}

.aac-stub::before {
	left: -9px;
}

.aac-stub::after {
	right: -9px;
}

/* ---------- Ledger grid ---------- */
.aac-subhead {
	font-family: var(--aac-mono);
	font-size: 0.72rem;
	font-weight: 700;
	letter-spacing: 0.1em;
	text-transform: uppercase;
	color: var(--aac-text-dim);
	margin: 0 0 0.75rem;
}

.aac-subhead::before {
	content: "// ";
	color: var(--aac-accent-2);
}

.aac-grid {
	list-style: none;
	margin: 0 0 1.5rem;
	padding: 0;
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(128px, 1fr));
	gap: 0.6rem;
}

.aac-grid li {
	background: var(--aac-bg);
	border: 1px solid var(--aac-border);
	border-radius: 10px;
	padding: 0.8rem 0.9rem;
}

.aac-grid strong {
	display: block;
	font-family: var(--aac-mono);
	font-size: 1.05rem;
	font-variant-numeric: tabular-nums;
	color: var(--aac-text);
}

.aac-grid span {
	display: block;
	font-size: 0.72rem;
	color: var(--aac-text-dim);
	margin-top: 0.25rem;
}

.aac-grid.aac-accent-2 strong {
	color: var(--aac-accent-2);
}

@media (max-width: 480px) {
	.aac-flip-tile {
		width: 1.55rem;
		height: 2.2rem;
		font-size: 1.2rem;
	}
	.aac-form {
		flex-direction: column;
		align-items: stretch;
	}
}