/*
 * sapjp.net ポップアップ（Classic バリアント）
 * popup.html の .v-classic を .sapjp-popup 名前空間に移植
 * 白主体固定（ダークモード非対応 — SWELL のダークモードに引きずられない）
 */

/* ========================================================================
 * Design Tokens
 * ======================================================================== */
.sapjp-popup-backdrop {
	--popup-bg:          #F7F5F1;
	--popup-surface:     #FFFFFF;
	--popup-surface-2:   #FAF8F4;
	--popup-ink:         #1A1817;
	--popup-ink-2:       #2B2826;
	--popup-muted:       #6E6863;
	--popup-line:        #EAE5DD;
	--popup-line-2:      #D9D3CA;
	--popup-accent:      #D97757;
	--popup-accent-ink:  #7A3E24;
	--popup-accent-soft: #F4E4D8;

	--popup-shadow:
		0 40px 100px -20px rgba(26, 24, 23, 0.30),
		0 20px 40px -12px  rgba(26, 24, 23, 0.12);
	--popup-shadow-mock: 0 8px 24px rgba(26, 24, 23, 0.08);

	--popup-radius:    20px;
	--popup-radius-md: 12px;
	--popup-radius-sm: 10px;
	--popup-radius-xs: 8px;

	--popup-ease: cubic-bezier(0.16, 1, 0.3, 1);
	--popup-duration: 420ms;

	--popup-font-jp: "Noto Sans JP", system-ui, -apple-system, sans-serif;
}

/* ========================================================================
 * Backdrop
 * ======================================================================== */
.sapjp-popup-backdrop {
	position: fixed;
	inset: 0;
	z-index: 9999;
	display: grid;
	place-items: center;
	padding: 32px;
	background: rgba(26, 24, 23, 0.28);
	-webkit-backdrop-filter: blur(8px);
	backdrop-filter: blur(8px);
	opacity: 0;
	pointer-events: none;
	transition: opacity 360ms var(--popup-ease);

	color: var(--popup-ink);
	font-family: var(--popup-font-jp);
	-webkit-font-smoothing: antialiased;
}

.sapjp-popup-backdrop.open {
	opacity: 1;
	pointer-events: auto;
}

/* ========================================================================
 * Modal (Classic: 480px)
 * ======================================================================== */
.sapjp-popup {
	position: relative;
	box-sizing: border-box;
	width: 480px;
	max-width: 100%;
	max-height: calc(100vh - 64px);
	overflow: hidden;
	background: var(--popup-surface);
	color: var(--popup-ink);
	border: 1px solid var(--popup-line);
	border-radius: var(--popup-radius);
	box-shadow: var(--popup-shadow);
	transform: translateY(16px) scale(0.98);
	opacity: 0;
	transition:
		transform var(--popup-duration) var(--popup-ease),
		opacity 280ms ease;
	display: flex;
	flex-direction: column;
}

.sapjp-popup-backdrop.open .sapjp-popup {
	transform: translateY(0) scale(1);
	opacity: 1;
}

.sapjp-popup *,
.sapjp-popup *::before,
.sapjp-popup *::after {
	box-sizing: border-box;
}

/* ========================================================================
 * Close button
 * ======================================================================== */
.sapjp-popup__close {
	position: absolute;
	top: 14px;
	right: 14px;
	z-index: 2;
	width: 32px;
	height: 32px;
	display: grid;
	place-items: center;
	border-radius: var(--popup-radius-xs);
	background: rgba(255, 255, 255, 0.7);
	-webkit-backdrop-filter: blur(8px);
	backdrop-filter: blur(8px);
	border: 1px solid var(--popup-line);
	color: var(--popup-muted);
	cursor: pointer;
	padding: 0;
	transition: color 120ms, background-color 120ms, border-color 120ms;
}

.sapjp-popup__close:hover {
	color: var(--popup-ink);
	background: var(--popup-surface);
}

.sapjp-popup__close:focus-visible {
	outline: 2px solid var(--popup-accent);
	outline-offset: 2px;
}

.sapjp-popup__close svg {
	width: 16px;
	height: 16px;
	stroke: currentColor;
	stroke-width: 1.5;
	fill: none;
}

/* ========================================================================
 * Hero + screenshot mockup (CSS で描画)
 * ======================================================================== */
.sapjp-popup__hero {
	height: 220px;
	background: var(--popup-surface-2);
	border-bottom: 1px solid var(--popup-line);
	position: relative;
	overflow: hidden;
}

.sapjp-popup__hero-image {
	width: 100%;
	height: 100%;
	object-fit: cover;
	display: block;
}

.sapjp-popup__mock {
	position: absolute;
	inset: 28px 28px -1px 28px;
	padding: 14px;
	background: var(--popup-surface);
	border: 1px solid var(--popup-line-2);
	border-bottom: none;
	border-radius: var(--popup-radius-md) var(--popup-radius-md) 0 0;
	box-shadow: var(--popup-shadow-mock);
	display: flex;
	flex-direction: column;
	gap: 10px;
}

.sapjp-popup__mock-dots {
	display: flex;
	gap: 5px;
}

.sapjp-popup__mock-dots span {
	width: 8px;
	height: 8px;
	border-radius: 50%;
	background: var(--popup-line-2);
}

.sapjp-popup__mock-line {
	height: 8px;
	background: var(--popup-line);
	border-radius: 4px;
}

.sapjp-popup__mock-line--w40 { width: 40%; }
.sapjp-popup__mock-line--w60 { width: 60%; }
.sapjp-popup__mock-line--w80 { width: 80%; }

.sapjp-popup__mock-line--accent {
	background: linear-gradient(90deg,
		var(--popup-accent) 0%,
		var(--popup-accent) 40%,
		var(--popup-line) 40%);
}

.sapjp-popup__mock-box {
	display: flex;
	align-items: center;
	gap: 8px;
	padding: 10px;
	background: var(--popup-surface-2);
	border: 1px solid var(--popup-line);
	border-radius: var(--popup-radius-xs);
}

.sapjp-popup__mock-box-icon {
	flex-shrink: 0;
	width: 18px;
	height: 18px;
	border-radius: 4px;
	background: var(--popup-accent);
}

.sapjp-popup__mock-box-lines {
	flex: 1;
	display: flex;
	flex-direction: column;
	gap: 4px;
}

/* ========================================================================
 * Body
 * ======================================================================== */
.sapjp-popup__body {
	padding: 28px 28px 24px;
}

.sapjp-popup__pill-row {
	margin-bottom: 14px;
}

.sapjp-popup__pill {
	display: inline-flex;
	align-items: center;
	gap: 6px;
	padding: 4px 10px;
	border-radius: 100px;
	background: var(--popup-accent-soft);
	color: var(--popup-accent-ink);
	font-size: 11px;
	font-weight: 600;
	letter-spacing: 0.04em;
	text-transform: uppercase;
}

.sapjp-popup__pill-dot {
	width: 6px;
	height: 6px;
	border-radius: 50%;
	background: var(--popup-accent);
}

.sapjp-popup__title {
	margin: 0 0 10px;
	font-size: 22px;
	font-weight: 600;
	letter-spacing: -0.01em;
	line-height: 1.4;
	color: var(--popup-ink);
}

.sapjp-popup__desc {
	margin: 0 0 20px;
	font-size: 14px;
	line-height: 1.7;
	color: var(--popup-muted);
}

.sapjp-popup__desc:empty {
	display: none;
}

/* ========================================================================
 * Actions
 * ======================================================================== */
.sapjp-popup__actions {
	display: flex;
	align-items: center;
	gap: 8px;
}

.sapjp-popup__actions-spacer {
	flex: 1;
}

.sapjp-popup__btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 8px;
	padding: 10px 18px;
	border-radius: var(--popup-radius-sm);
	font-family: inherit;
	font-size: 14px;
	font-weight: 500;
	line-height: 1.2;
	white-space: nowrap;
	cursor: pointer;
	border: 1px solid transparent;
	text-decoration: none;
	transition:
		background-color 120ms,
		color 120ms,
		border-color 120ms,
		transform 120ms var(--popup-ease);
}

.sapjp-popup__btn:active {
	transform: scale(0.98);
}

.sapjp-popup__btn:focus-visible {
	outline: 2px solid var(--popup-accent);
	outline-offset: 2px;
}

.sapjp-popup__btn--primary {
	background: var(--popup-ink);
	color: var(--popup-bg);
	border-color: var(--popup-ink);
}

.sapjp-popup__btn--primary:hover {
	background: var(--popup-ink-2);
	border-color: var(--popup-ink-2);
	color: var(--popup-bg);
}

.sapjp-popup__btn--ghost {
	background: transparent;
	color: var(--popup-ink-2);
	border-color: var(--popup-line-2);
}

.sapjp-popup__btn--ghost:hover {
	background: var(--popup-surface-2);
	color: var(--popup-ink);
}

.sapjp-popup__btn--text {
	background: transparent;
	color: var(--popup-muted);
	border: none;
	padding: 10px 12px;
}

.sapjp-popup__btn--text:hover {
	color: var(--popup-ink);
	background: transparent;
}

/* ========================================================================
 * Responsive
 * ======================================================================== */
@media (max-width: 560px) {
	.sapjp-popup-backdrop {
		padding: 16px;
	}
	.sapjp-popup {
		width: 100%;
	}
	.sapjp-popup__hero {
		height: 180px;
	}
	.sapjp-popup__mock {
		inset: 20px 20px -1px 20px;
	}
	.sapjp-popup__body {
		padding: 24px 20px 20px;
	}
	.sapjp-popup__title {
		font-size: 19px;
	}
}

@media (max-width: 420px) {
	.sapjp-popup__actions {
		flex-wrap: wrap;
	}
	.sapjp-popup__actions-spacer {
		display: none;
	}
	.sapjp-popup__btn--ghost,
	.sapjp-popup__btn--primary {
		flex: 1;
	}
}

/* ========================================================================
 * Variant: Carded (changelog 形式)
 * ======================================================================== */
.sapjp-popup--carded {
	width: 520px;
}

.sapjp-popup--carded .sapjp-popup__head {
	display: flex;
	align-items: flex-start;
	gap: 16px;
	padding: 24px 28px 20px;
	border-bottom: 1px solid var(--popup-line);
}

.sapjp-popup--carded .sapjp-popup__head-icon {
	flex-shrink: 0;
	width: 44px;
	height: 44px;
	display: grid;
	place-items: center;
	border-radius: var(--popup-radius-md);
	background: var(--popup-accent-soft);
	color: var(--popup-accent-ink);
	font-family: Georgia, "Times New Roman", serif;
	font-style: italic;
	font-size: 22px;
	line-height: 1;
}

.sapjp-popup--carded .sapjp-popup__head-meta {
	flex: 1;
	min-width: 0;
}

.sapjp-popup--carded .sapjp-popup__eyebrow {
	display: block;
	margin-bottom: 4px;
	font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
	font-size: 11px;
	color: var(--popup-muted);
	letter-spacing: 0.04em;
}

.sapjp-popup--carded .sapjp-popup__head-title {
	margin: 0;
	font-size: 18px;
	font-weight: 600;
	letter-spacing: -0.01em;
	line-height: 1.4;
	color: var(--popup-ink);
}

.sapjp-popup--carded .sapjp-popup__body {
	padding: 20px 28px 8px;
}

.sapjp-popup--carded .sapjp-popup__intro {
	margin: 0 0 18px;
	font-size: 13.5px;
	line-height: 1.7;
	color: var(--popup-muted);
}

.sapjp-popup--carded .sapjp-popup__cards {
	list-style: none;
	margin: 0 0 20px;
	padding: 0;
	display: flex;
	flex-direction: column;
	gap: 8px;
}

.sapjp-popup--carded .sapjp-popup__card {
	display: flex;
	align-items: flex-start;
	gap: 14px;
	padding: 14px 16px;
	border: 1px solid var(--popup-line);
	border-radius: var(--popup-radius-md);
	transition: border-color 120ms, background-color 120ms;
}

.sapjp-popup--carded .sapjp-popup__card:hover {
	border-color: var(--popup-line-2);
	background: var(--popup-surface-2);
}

.sapjp-popup--carded .sapjp-popup__card-icon {
	flex-shrink: 0;
	width: 32px;
	height: 32px;
	display: grid;
	place-items: center;
	border-radius: var(--popup-radius-xs);
	background: var(--popup-surface-2);
	border: 1px solid var(--popup-line);
	color: var(--popup-ink-2);
}

.sapjp-popup--carded .sapjp-popup__card-icon svg {
	width: 16px;
	height: 16px;
	stroke: currentColor;
	stroke-width: 1.5;
	fill: none;
}

.sapjp-popup--carded .sapjp-popup__card-body {
	flex: 1;
	min-width: 0;
}

.sapjp-popup--carded .sapjp-popup__card-title {
	margin: 0 0 3px;
	display: flex;
	align-items: center;
	gap: 6px;
	flex-wrap: wrap;
	font-size: 13.5px;
	font-weight: 600;
	color: var(--popup-ink);
}

.sapjp-popup--carded .sapjp-popup__card-desc {
	margin: 0;
	font-size: 12.5px;
	line-height: 1.55;
	color: var(--popup-muted);
}

.sapjp-popup--carded .sapjp-popup__new-tag {
	display: inline-block;
	padding: 1px 6px;
	border-radius: 4px;
	background: var(--popup-accent);
	color: #FFFFFF;
	font-size: 9.5px;
	font-weight: 600;
	letter-spacing: 0.04em;
	line-height: 1.4;
	text-transform: uppercase;
}

.sapjp-popup--carded .sapjp-popup__foot {
	display: flex;
	align-items: center;
	gap: 8px;
	padding: 16px 28px 24px;
	background: var(--popup-surface-2);
	border-top: 1px solid var(--popup-line);
}

.sapjp-popup--carded .sapjp-popup__version-link {
	font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
	font-size: 12px;
	color: var(--popup-muted);
	text-decoration: none;
}

.sapjp-popup--carded .sapjp-popup__version-link[href]:hover {
	color: var(--popup-ink);
	text-decoration: underline;
}

.sapjp-popup--carded .sapjp-popup__foot-spacer {
	flex: 1;
}

/* ========================================================================
 * Variant: Playful (抽象シェイプ + 大見出し)
 * ======================================================================== */
.sapjp-popup--playful {
	width: 500px;
	border-radius: 24px;
}

.sapjp-popup--playful .sapjp-popup__hero {
	height: 200px;
	background: linear-gradient(135deg, #F0EAD9 0%, #E8D4B9 100%);
	display: grid;
	place-items: center;
	position: relative;
	overflow: hidden;
}

.sapjp-popup--playful .sapjp-popup__shapes {
	position: absolute;
	inset: 0;
	pointer-events: none;
}

.sapjp-popup--playful .sapjp-popup__shape {
	position: absolute;
	display: block;
	will-change: transform;
}

.sapjp-popup--playful .sapjp-popup__shape--s1 {
	width: 60px;
	height: 60px;
	top: 20px;
	left: 40px;
	border-radius: 50%;
	background: var(--popup-accent);
	animation: sapjp-popup-float 6s ease-in-out infinite;
}

.sapjp-popup--playful .sapjp-popup__shape--s2 {
	width: 36px;
	height: 36px;
	top: 70px;
	right: 60px;
	border-radius: 50%;
	background: #D4A56A;
	animation: sapjp-popup-float 6s ease-in-out infinite 1s;
}

.sapjp-popup--playful .sapjp-popup__shape--s3 {
	width: 90px;
	height: 90px;
	bottom: -30px;
	left: 60%;
	border-radius: 50%;
	background: transparent;
	border: 2px solid var(--popup-accent);
	animation: sapjp-popup-float 8s ease-in-out infinite 0.5s;
}

.sapjp-popup--playful .sapjp-popup__shape--s4 {
	width: 20px;
	height: 20px;
	top: 40px;
	right: 40%;
	border-radius: 50%;
	background: var(--popup-ink);
	animation: sapjp-popup-float 5s ease-in-out infinite 1.5s;
}

.sapjp-popup--playful .sapjp-popup__shape--s5 {
	width: 80px;
	height: 80px;
	bottom: 30px;
	left: 30px;
	border-radius: 16px;
	background: #E3DA98;
	transform: rotate(15deg);
	animation: sapjp-popup-float 7s ease-in-out infinite 0.8s;
}

@keyframes sapjp-popup-float {
	0%, 100% { transform: translateY(0) rotate(0); }
	50%      { transform: translateY(-12px) rotate(0); }
}

.sapjp-popup--playful .sapjp-popup__shape--s5 {
	animation-name: sapjp-popup-float-rotated;
}

@keyframes sapjp-popup-float-rotated {
	0%, 100% { transform: translateY(0) rotate(15deg); }
	50%      { transform: translateY(-12px) rotate(15deg); }
}

.sapjp-popup--playful .sapjp-popup__hero-text {
	position: relative;
	z-index: 1;
	text-align: center;
	padding: 0 16px;
}

.sapjp-popup--playful .sapjp-popup__hero-sup {
	display: block;
	margin-bottom: 4px;
	font-family: var(--popup-font-jp);
	font-size: 13px;
	font-weight: 500;
	letter-spacing: 0.12em;
	text-transform: uppercase;
	color: var(--popup-accent-ink);
}

.sapjp-popup--playful .sapjp-popup__hero-title {
	font-family: Georgia, "Times New Roman", serif;
	font-style: italic;
	font-size: 52px;
	line-height: 1.1;
	letter-spacing: -0.03em;
	color: var(--popup-ink);
}

.sapjp-popup--playful .sapjp-popup__body {
	padding: 28px 28px 24px;
	text-align: center;
}

.sapjp-popup--playful .sapjp-popup__pill-row {
	margin-bottom: 14px;
}

.sapjp-popup--playful .sapjp-popup__title {
	margin: 0 0 12px;
	font-size: 22px;
	font-weight: 600;
	letter-spacing: -0.01em;
	line-height: 1.4;
	color: var(--popup-ink);
}

.sapjp-popup--playful .sapjp-popup__desc {
	margin: 0 0 22px;
	padding: 0 4px;
	font-size: 14px;
	line-height: 1.75;
	color: var(--popup-muted);
}

.sapjp-popup--playful .sapjp-popup__actions {
	justify-content: center;
	gap: 8px;
}

.sapjp-popup--playful .sapjp-popup__actions-spacer {
	display: none;
}

.sapjp-popup--playful .sapjp-popup__tag-row {
	display: flex;
	justify-content: center;
	gap: 6px;
	margin-top: 18px;
	padding-top: 18px;
	border-top: 1px solid var(--popup-line);
	flex-wrap: wrap;
}

.sapjp-popup--playful .sapjp-popup__mini-tag {
	padding: 3px 8px;
	border: 1px solid var(--popup-line);
	border-radius: 100px;
	background: var(--popup-surface-2);
	font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
	font-size: 10.5px;
	color: var(--popup-muted);
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
	.sapjp-popup-backdrop,
	.sapjp-popup,
	.sapjp-popup__btn,
	.sapjp-popup__close {
		transition-duration: 1ms !important;
	}
	.sapjp-popup {
		transform: none;
	}
	.sapjp-popup--playful .sapjp-popup__shape {
		animation: none !important;
	}
}

/* ========================================================================
 * Responsive tweaks for new variants
 * ======================================================================== */
@media (max-width: 560px) {
	.sapjp-popup--carded,
	.sapjp-popup--playful {
		width: 100%;
	}
	.sapjp-popup--carded .sapjp-popup__head {
		padding: 20px 20px 16px;
	}
	.sapjp-popup--carded .sapjp-popup__body {
		padding: 16px 20px 4px;
	}
	.sapjp-popup--carded .sapjp-popup__foot {
		padding: 12px 20px 20px;
	}
	.sapjp-popup--playful .sapjp-popup__hero {
		height: 170px;
	}
	.sapjp-popup--playful .sapjp-popup__hero-title {
		font-size: 40px;
	}
	.sapjp-popup--playful .sapjp-popup__body {
		padding: 22px 20px 20px;
	}
}