/**
 * あみだくじメーカー（[picolabo_amidakuji]）。
 * 色・角丸・フォントは main.css の変数を使う。1rem = 10px。
 */

.amida {
	padding-block: clamp(32px, 5vw, 56px) clamp(40px, 6vw, 72px);
	font-size: 1.5rem;
	line-height: 1.7;
}

/* 本文用の余白をリセットする。:where で詳細度を下げ、下の個別指定が勝つようにする。 */
.amida :where(p, ol) {
	margin: 0;
}

.amida :where(ol) {
	padding: 0;
	list-style: none;
}

.amida [hidden] {
	display: none !important;
}

/* Heading
   -------------------------------------------------------------------------- */
.amida-head {
	margin-bottom: clamp(24px, 4vw, 40px);
	text-align: center;
}

.amida-head__en {
	margin-bottom: 8px;
	color: var(--c-blue-ink);
	font-family: var(--font-en);
	font-size: 1.3rem;
	font-weight: 500;
	letter-spacing: 0.14em;
	text-transform: uppercase;
}

.amida .amida-head__title {
	margin: 0;
	font-size: clamp(2.4rem, 4vw, 3.4rem);
	font-weight: 700;
	line-height: 1.4;
	letter-spacing: 0.04em;
}

.amida-head__lead {
	max-width: 40em;
	margin: 14px auto 0;
	color: var(--c-ink-2);
	font-size: clamp(1.4rem, 1.6vw, 1.6rem);
}

.amida-pc {
	display: none;
}

@media (min-width: 768px) {
	.amida-pc {
		display: inline;
	}
}

/* Layout
   -------------------------------------------------------------------------- */
.amida-layout {
	display: grid;
	gap: 20px;
}

@media (min-width: 1000px) {
	.amida-layout {
		grid-template-columns: 340px minmax(0, 1fr);
		align-items: start;
		gap: 28px;
	}
}

.amida-panel {
	min-width: 0;
	padding: clamp(18px, 3vw, 28px);
	border: 1px solid var(--c-line);
	border-radius: var(--radius);
	background: #fff;
	box-shadow: var(--shadow);
}

.amida .amida-panel__title {
	display: flex;
	align-items: center;
	gap: 10px;
	margin: 0;
	font-size: 1.6rem;
	font-weight: 700;
	line-height: 1.5;
}

.amida-panel__num {
	display: inline-grid;
	flex: none;
	place-items: center;
	width: 26px;
	height: 26px;
	border-radius: 50%;
	background: var(--c-ink);
	color: #fff;
	font-family: var(--font-en);
	font-size: 1.3rem;
	font-weight: 600;
}

/* Setup form
   -------------------------------------------------------------------------- */
.amida-setup {
	display: grid;
	gap: 20px;
}

.amida-row {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	justify-content: space-between;
	gap: 8px 12px;
}

.amida-row--sub,
.amida-field--sub {
	margin-top: 12px;
}

.amida-field {
	min-width: 0;
	margin: 0;
	padding: 0;
	border: 0;
}

.amida-label {
	display: block;
	padding: 0;
	font-size: 1.4rem;
	font-weight: 700;
}

.amida-field > .amida-label {
	margin-bottom: 8px;
}

.amida-label--sub {
	font-weight: 500;
}

.amida-label__note {
	margin-left: 6px;
	color: var(--c-ink-3);
	font-size: 1.2rem;
	font-weight: 400;
}

.amida-textarea {
	display: block;
	width: 100%;
	padding: 10px 12px;
	border: 1px solid var(--c-line-2);
	border-radius: var(--radius-s);
	background: var(--c-tint);
	color: var(--c-ink);
	font: inherit;
	font-size: 1.6rem; /* iPhone で入力時に拡大されない 16px */
	line-height: 1.6;
	resize: vertical;
}

.amida-textarea::placeholder {
	color: #8a949d;
}

.amida :is(.amida-textarea, .amida-stepper__input, select):focus-visible {
	outline: 2px solid var(--c-blue);
	outline-offset: 1px;
}

.amida-hint {
	margin-top: 8px;
	color: var(--c-ink-3);
	font-size: 1.2rem;
	line-height: 1.6;
}

.amida-hint:empty {
	display: none;
}

.amida-stepper {
	display: inline-flex;
	align-items: center;
	overflow: hidden;
	border: 1px solid var(--c-line-2);
	border-radius: 999px;
	background: #fff;
}

.amida-stepper__btn {
	width: 44px;
	height: 44px;
	padding: 0;
	border: 0;
	background: var(--c-tint);
	color: var(--c-ink);
	font: 500 2rem/1 var(--font-en);
	cursor: pointer;
	touch-action: manipulation;
	transition: background-color 0.2s var(--ease);
}

.amida-stepper__btn:hover {
	background: var(--c-tint-blue);
}

.amida-stepper__input {
	width: 3em;
	padding: 0;
	border: 0;
	background: transparent;
	color: var(--c-ink);
	font: 600 1.8rem/1 var(--font-en);
	text-align: center;
	-moz-appearance: textfield;
	appearance: textfield;
}

.amida-stepper__input::-webkit-inner-spin-button,
.amida-stepper__input::-webkit-outer-spin-button {
	margin: 0;
	-webkit-appearance: none;
}

.amida-stepper__unit {
	padding-right: 10px;
	color: var(--c-ink-2);
	font-size: 1.3rem;
}

.amida-stepper--small .amida-stepper__btn {
	width: 38px;
	height: 38px;
	font-size: 1.8rem;
}

.amida-stepper--small .amida-stepper__input {
	font-size: 1.6rem;
}

.amida-chips {
	display: flex;
	flex-wrap: wrap;
	gap: 8px;
}

.amida-chip {
	position: relative;
}

.amida-chip input {
	position: absolute;
	opacity: 0;
	pointer-events: none;
}

.amida-chip span {
	display: inline-block;
	padding: 7px 14px;
	border: 1px solid var(--c-line-2);
	border-radius: 999px;
	background: #fff;
	font-size: 1.3rem;
	line-height: 1.5;
	cursor: pointer;
	transition: background-color 0.2s var(--ease), border-color 0.2s var(--ease), color 0.2s var(--ease);
}

.amida-chip span:hover {
	border-color: var(--c-ink);
}

.amida-chip input:checked + span {
	border-color: var(--c-ink);
	background: var(--c-ink);
	color: #fff;
}

.amida-chip input:focus-visible + span {
	outline: 2px solid var(--c-blue);
	outline-offset: 2px;
}

.amida-check {
	display: flex;
	align-items: flex-start;
	gap: 8px;
	font-size: 1.4rem;
	line-height: 1.6;
	cursor: pointer;
}

.amida-check input {
	flex: none;
	width: 18px;
	height: 18px;
	margin: 3px 0 0;
	accent-color: var(--c-ink);
}

.amida-submit {
	width: 100%;
}

/* Stage
   -------------------------------------------------------------------------- */
.amida-stage__head {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	justify-content: space-between;
	gap: 10px 16px;
}

.amida-tools,
.amida-share,
.amida-result__actions {
	display: flex;
	flex-wrap: wrap;
	gap: 8px;
}

.amida .amida-tool {
	display: inline-flex;
	align-items: center;
	gap: 6px;
	min-height: 36px;
	padding: 0 14px;
	border: 1px solid var(--c-line-2);
	border-radius: 999px;
	background: #fff;
	color: var(--c-ink);
	font: 500 1.3rem/1 var(--font-ja);
	text-decoration: none;
	white-space: nowrap;
	cursor: pointer;
	touch-action: manipulation;
	transition: background-color 0.2s var(--ease), border-color 0.2s var(--ease), color 0.2s var(--ease);
}

.amida .amida-tool:hover {
	border-color: var(--c-ink);
}

.amida .amida-tool[aria-pressed="true"] {
	border-color: var(--c-blue-ink);
	background: var(--c-blue-ink);
	color: #fff;
}

.amida .amida-tool:disabled {
	opacity: 0.4;
	cursor: not-allowed;
}

.amida-tool--select select {
	padding: 0 2px;
	border: 0;
	background: transparent;
	color: inherit;
	font: inherit;
	cursor: pointer;
}

.amida .amida-status {
	min-height: 1.7em;
	margin: 12px 0;
	color: var(--c-ink-2);
	font-size: 1.4rem;
}

/* Board
   -------------------------------------------------------------------------- */
.amida-board {
	margin-inline: -6px;
	padding: 6px;
	overflow-x: auto;
	border-radius: var(--radius-s);
	overscroll-behavior-x: contain;
}

.amida-board.is-adding {
	outline: 2px dashed var(--c-blue);
	outline-offset: -2px;
	background: var(--c-tint-blue);
}

.amida-board.is-adding .amida-board__svg {
	cursor: crosshair;
	touch-action: none;
}

.amida-board__inner {
	--n: 6;
	min-width: calc(var(--n) * 34px);
}

.amida-board__names,
.amida-board__goals {
	display: grid;
	grid-template-columns: repeat(var(--n), minmax(0, 1fr));
}

.amida-board__names li,
.amida-board__goals li {
	display: flex;
	justify-content: center;
	min-width: 0;
	padding-inline: 3px;
}

.amida-board__names li {
	align-items: flex-end;
}

.amida-board__goals li {
	align-items: flex-start;
}

.amida-board__svg {
	display: block;
	width: 100%;
	overflow: visible;
}

.amida-line {
	stroke: #a9b4bd;
	stroke-width: var(--w, 3px);
	stroke-linecap: round;
}

.amida-rung {
	stroke: var(--c-ink);
	stroke-width: var(--w, 3px);
	stroke-linecap: round;
}

.amida-rung.is-added {
	stroke: var(--c-blue-ink);
}

.amida-trace polyline {
	fill: none;
	stroke: var(--c);
	stroke-linecap: round;
	stroke-linejoin: round;
}

.amida-trace circle {
	fill: var(--c);
	stroke: #fff;
	stroke-width: 2px;
}

.amida-trace.is-focus polyline {
	animation: amida-blink 0.9s var(--ease);
}

@keyframes amida-blink {
	0%,
	50% {
		opacity: 0.25;
	}

	25%,
	75%,
	100% {
		opacity: 1;
	}
}

.amida-name,
.amida-goal {
	display: block;
	max-width: 100%;
	border-radius: 10px;
	font-family: var(--font-ja);
	font-size: 1.4rem;
	font-weight: 700;
	line-height: 1.35;
	text-align: center;
	overflow-wrap: anywhere;
}

.amida-name {
	min-height: 44px;
	padding: 6px 10px;
	border: 2px solid var(--c);
	background: #fff;
	color: var(--c);
	cursor: pointer;
	touch-action: manipulation;
	transition: background-color 0.2s var(--ease), color 0.2s var(--ease);
}

.amida-name:hover {
	background: color-mix(in srgb, var(--c) 10%, #fff);
}

.amida-name:is(.is-running, .is-done) {
	background: var(--c);
	color: #fff;
}

.amida-goal {
	min-height: 40px;
	padding: 8px 8px;
	background: var(--c-tint);
	color: var(--c-ink);
}

.amida-goal.is-hidden {
	background: repeating-linear-gradient(-45deg, var(--c-tint) 0 6px, #e7edf2 6px 12px);
	color: var(--c-ink-3);
	font-family: var(--font-en);
}

.amida-goal.is-win {
	color: var(--c-coral-ink);
}

.amida-goal.is-reached {
	background: var(--c);
	color: #fff;
	animation: amida-reveal 0.5s var(--ease);
}

.amida-goal.is-win.is-reached {
	box-shadow: 0 0 0 2px #fff, 0 0 0 4px var(--c-coral);
}

@keyframes amida-reveal {
	from {
		transform: rotateX(90deg);
	}

	to {
		transform: none;
	}
}

/* 1列が狭いときは、紙のあみだくじのように縦書きにする。
   縦書きの text-align は上下方向にしか効かず、文字が箱の右端に寄るので、flex で左右も中央にそろえる。 */
.amida-board.is-narrow :is(.amida-name, .amida-goal) {
	display: flex;
	align-items: center;
	justify-content: center;
	width: min(100%, 30px);
	min-height: 0;
	padding: 8px 2px;
	font-size: 1.3rem;
	line-height: 1.15;
	letter-spacing: 0.04em;
	writing-mode: vertical-rl;
	text-orientation: upright;
}

/* 番号だけの名前（未入力）は縦にすると「1／0」と割れるので横書きのまま。 */
.amida-board.is-narrow .amida-name.is-num {
	padding: 8px 0;
	font-size: 1.2rem;
	letter-spacing: 0;
	writing-mode: horizontal-tb;
}

.amida .amida-scroll-hint {
	margin-top: 4px;
	color: var(--c-ink-3);
	font-size: 1.2rem;
	text-align: center;
}

/* Actions and result
   -------------------------------------------------------------------------- */
.amida-actions {
	display: flex;
	flex-wrap: wrap;
	gap: 10px;
	margin-top: 18px;
}

.amida-actions .button {
	flex: 1 1 auto;
}

.amida-actions .amida-actions__main {
	flex-grow: 2;
}

.amida-share {
	margin-top: 14px;
}

.amida-result {
	margin-top: 18px;
	padding: 16px 18px;
	border-radius: var(--radius-s);
	background: var(--c-tint);
}

.amida .amida-result__title {
	margin-bottom: 8px;
	font-weight: 700;
}

.amida .amida-result__list {
	display: grid;
	grid-template-columns: repeat(auto-fill, minmax(170px, 1fr));
	gap: 6px 18px;
	margin-bottom: 14px;
}

.amida-result__list li {
	display: flex;
	align-items: center;
	gap: 8px;
	min-width: 0;
	font-size: 1.4rem;
}

.amida-result__list li::before {
	content: "";
	flex: none;
	width: 10px;
	height: 10px;
	border-radius: 50%;
	background: var(--c);
}

.amida-result__name {
	overflow: hidden;
	font-weight: 700;
	text-overflow: ellipsis;
	white-space: nowrap;
}

.amida-result__value {
	flex: none;
}

.amida-result__value::before {
	content: "→";
	margin-right: 6px;
	color: var(--c-ink-3);
}

.amida-result__list li.is-win .amida-result__value {
	color: var(--c-coral-ink);
	font-weight: 700;
}

.amida .amida-toast {
	position: fixed;
	bottom: 24px;
	left: 50%;
	z-index: 1000;
	max-width: calc(100vw - 32px);
	padding: 10px 20px;
	border-radius: 999px;
	background: var(--c-ink);
	color: #fff;
	font-size: 1.3rem;
	text-align: center;
	opacity: 0;
	pointer-events: none;
	transform: translate(-50%, 16px);
	transition: opacity 0.3s var(--ease), transform 0.3s var(--ease);
}

.amida .amida-toast.is-show {
	opacity: 1;
	transform: translate(-50%, 0);
}

.amida-noscript {
	margin-top: 16px;
	padding: 12px 16px;
	border-radius: var(--radius-s);
	background: var(--c-tint-coral);
	color: var(--c-coral-ink);
	text-align: center;
}

/* 全画面（オンライン会議の画面共有向け）
   -------------------------------------------------------------------------- */
.amida-stage.is-fullscreen {
	overflow: auto;
	padding: 24px clamp(20px, 4vw, 56px);
	border: 0;
	border-radius: 0;
	box-shadow: none;
}

.amida-stage.is-fullscreen .amida-panel__title {
	font-size: 2rem;
}

.amida-stage.is-fullscreen .amida-status {
	font-size: 1.8rem;
}

.amida-stage.is-fullscreen .amida-board:not(.is-narrow) :is(.amida-name, .amida-goal) {
	font-size: 2rem;
}

.amida-stage::backdrop {
	background: #fff;
}

/* 印刷はボードを画像にして、その画像だけを出す。 */
@media print {
	html.amida-printing body > :not(.amida-print) {
		display: none !important;
	}

	html.amida-printing .amida-print {
		display: block !important;
	}

	/* 1枚に収まるよう、用紙の高さも超えないようにする。 */
	.amida-print__image {
		display: block;
		width: 100%;
		height: auto;
		max-height: 100vh;
		object-fit: contain;
	}
}

/* 縦長・横長の2枚から、用紙の向きに合うほうだけを出す。 */
@media print and (orientation: portrait) {
	.amida-print__image--landscape {
		display: none;
	}
}

@media print and (orientation: landscape) {
	.amida-print__image--portrait {
		display: none;
	}
}

@media (prefers-reduced-motion: reduce) {
	.amida-goal.is-reached,
	.amida-trace.is-focus polyline {
		animation: none;
	}
}