/* =========================================================
   Product Case shell — brand primary + companion accents
   Primary: site --navy / --blue
   Companions: CRM --green | MES --amber | ERP --cyan
   ========================================================= */

.product-case {
	--case-accent: var(--blue);
	--case-accent-soft: rgba(138, 23, 224, 0.1);
	--case-accent-line: rgba(138, 23, 224, 0.22);
	color: var(--ink);
	background: #fff;
}

.product-case--crm {
	--case-accent: var(--green);
	--case-accent-soft: rgba(32, 166, 106, 0.12);
	--case-accent-line: rgba(32, 166, 106, 0.28);
}

.product-case--mes {
	--case-accent: var(--amber);
	--case-accent-soft: rgba(244, 166, 42, 0.14);
	--case-accent-line: rgba(244, 166, 42, 0.32);
}

.product-case--erp {
	--case-accent: var(--cyan);
	--case-accent-soft: rgba(96, 16, 200, 0.12);
	--case-accent-line: rgba(96, 16, 200, 0.28);
}

.pc-shell {
	width: min(1120px, calc(100% - 40px));
	margin: 0 auto;
}

.pc-kicker {
	margin: 0 0 12px;
	color: var(--case-accent);
	font-size: 12px;
	font-weight: 700;
	letter-spacing: 0.08em;
}

.pc-section {
	padding: 72px 0;
}

.pc-section-alt {
	background: var(--soft);
}

.pc-section-head {
	max-width: 640px;
	margin-bottom: 28px;
}

.pc-section-head h2 {
	margin: 0 0 8px;
	color: var(--navy);
	font-size: clamp(1.55rem, 3vw, 2rem);
	letter-spacing: -0.02em;
}

.pc-section-head p {
	margin: 0;
	color: var(--muted);
	line-height: 1.7;
}

/* Hero */
.pc-hero {
	padding: var(--hero-padding);
	background:
		radial-gradient(ellipse 60% 50% at 90% 0%, var(--case-accent-soft), transparent 55%),
		linear-gradient(180deg, var(--wash, #f8eeff), #fff 72%);
}

.pc-hero-grid {
	display: grid;
	grid-template-columns: 1.05fr 0.95fr;
	gap: 40px;
	align-items: center;
}

.pc-hero h1 {
	margin: 0 0 14px;
	color: var(--navy);
	font-size: clamp(2rem, 4.2vw, 3rem);
	letter-spacing: -0.03em;
	line-height: 1.15;
}

.pc-lead {
	margin: 0 0 18px;
	max-width: 34em;
	color: var(--muted);
	font-size: 1.05rem;
	line-height: 1.7;
}

.pc-points {
	margin: 0 0 24px;
	padding: 0;
	list-style: none;
	display: grid;
	gap: 8px;
}

.pc-points li {
	position: relative;
	padding-left: 18px;
	color: var(--ink);
	font-weight: 500;
}

.pc-points li::before {
	content: "";
	position: absolute;
	left: 0;
	top: 0.55em;
	width: 8px;
	height: 8px;
	border-radius: 50%;
	background: var(--case-accent);
}

.pc-cta-row {
	display: flex;
	flex-wrap: wrap;
	gap: 12px;
}

/* Visual motifs */
.pc-orbit {
	position: relative;
	aspect-ratio: 1;
	max-width: 380px;
	margin-left: auto;
	border-radius: 50%;
	background: #fff;
	box-shadow: var(--shadow-soft, 0 18px 40px rgba(35, 16, 51, 0.08));
	overflow: hidden;
}

.pc-orbit-ring {
	position: absolute;
	inset: 0;
	pointer-events: none;
}

.pc-orbit-ring::before,
.pc-orbit-ring::after {
	content: "";
	position: absolute;
	left: 50%;
	top: 50%;
	width: 28%;
	height: 28%;
	border-radius: 50%;
	border: 1.5px solid var(--case-accent);
	opacity: 0;
	transform: translate(-50%, -50%) scale(1);
	animation: pc-orbit-ripple 3.6s ease-out infinite;
}

.pc-orbit-ring::after {
	animation-delay: 1.8s;
	border-color: var(--blue);
}

.pc-orbit-core {
	position: absolute;
	inset: 34%;
	z-index: 2;
	display: grid;
	place-items: center;
	border-radius: 50%;
	background: linear-gradient(145deg, var(--navy), var(--blue));
	color: #fff;
	font-weight: 700;
	box-shadow: 0 12px 28px rgba(53, 11, 85, 0.25);
}

.pc-orbit-core::after {
	content: "";
	position: absolute;
	inset: -8px;
	border-radius: 50%;
	border: 2px solid var(--case-accent-line);
	pointer-events: none;
}

.pc-orbit-node {
	position: absolute;
	z-index: 3;
	padding: 7px 12px;
	border-radius: 999px;
	background: #fff;
	border: 1px solid var(--line);
	color: var(--navy);
	font-size: 12px;
	font-weight: 700;
	box-shadow: 0 6px 16px rgba(35, 16, 51, 0.06);
	animation: pc-orbit-breathe 3.2s ease-in-out infinite;
	will-change: transform, opacity;
}

.pc-orbit-node.n1 { top: 8%; left: 42%; animation-delay: 0s; }
.pc-orbit-node.n2 { top: 28%; right: 4%; animation-delay: 0.45s; }
.pc-orbit-node.n3 { bottom: 22%; right: 10%; animation-delay: 0.9s; }
.pc-orbit-node.n4 { bottom: 8%; left: 38%; animation-delay: 1.35s; }
.pc-orbit-node.n5 { top: 34%; left: 2%; animation-delay: 1.8s; }

@keyframes pc-orbit-ripple {
	0% {
		opacity: 0.55;
		transform: translate(-50%, -50%) scale(1);
	}
	70% {
		opacity: 0.12;
	}
	100% {
		opacity: 0;
		transform: translate(-50%, -50%) scale(3.4);
	}
}

@keyframes pc-orbit-breathe {
	0%, 100% {
		opacity: 0.72;
		transform: scale(0.97);
		box-shadow: 0 4px 12px rgba(35, 16, 51, 0.05);
	}
	50% {
		opacity: 1;
		transform: scale(1.04);
		box-shadow: 0 8px 18px rgba(35, 16, 51, 0.1);
	}
}

@media (prefers-reduced-motion: reduce) {
	.pc-orbit-ring::before,
	.pc-orbit-ring::after,
	.pc-orbit-node {
		animation: none;
	}

	.pc-orbit-ring::before,
	.pc-orbit-ring::after {
		opacity: 0.2;
		transform: translate(-50%, -50%) scale(2.2);
	}

	.pc-orbit-node {
		opacity: 1;
		transform: none;
	}
}

.pc-console {
	border: 1px solid var(--line);
	border-radius: 12px;
	background: #fff;
	overflow: hidden;
	box-shadow: var(--shadow-soft, 0 18px 40px rgba(35, 16, 51, 0.08));
}

.pc-console-bar {
	display: flex;
	align-items: center;
	gap: 8px;
	padding: 10px 14px;
	border-bottom: 1px solid var(--line);
	background: var(--soft);
}

.pc-console-bar code {
	margin-left: auto;
	color: var(--navy);
	font-size: 11px;
	font-weight: 600;
}

.pc-dot {
	width: 8px;
	height: 8px;
	border-radius: 50%;
	background: #ef4444;
}

.pc-dot.amber { background: var(--amber); }
.pc-dot.green { background: var(--green); }

.pc-console-body {
	padding: 16px;
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 10px;
}

.pc-stat {
	padding: 12px;
	border-radius: 10px;
	border: 1px solid var(--line);
	background: var(--soft);
}

.pc-stat b {
	display: block;
	color: var(--navy);
	font-size: 1.25rem;
}

.pc-stat span {
	color: var(--muted);
	font-size: 12px;
}

.pc-stat.warn b {
	color: var(--case-accent);
}

.pc-progress {
	grid-column: 1 / -1;
	display: grid;
	grid-template-columns: 1fr 1.4fr auto;
	gap: 10px;
	align-items: center;
	font-size: 12px;
	color: var(--muted);
}

.pc-bar {
	height: 8px;
	border-radius: 999px;
	background: #ece5f1;
	overflow: hidden;
}

.pc-bar i {
	display: block;
	height: 100%;
	width: var(--p);
	background: linear-gradient(90deg, var(--blue), var(--case-accent));
}

.pc-log {
	grid-column: 1 / -1;
	margin: 0;
	padding: 12px;
	list-style: none;
	border-radius: 10px;
	border: 1px solid var(--line);
	background: #fff;
	font-size: 12px;
	color: var(--muted);
	display: grid;
	gap: 6px;
}

.pc-log .alert {
	color: var(--navy);
	font-weight: 600;
}

.pc-ledger {
	border: 1px solid var(--line);
	border-radius: 12px;
	overflow: hidden;
	background: #fff;
	box-shadow: var(--shadow-soft, 0 18px 40px rgba(35, 16, 51, 0.08));
}

.pc-ledger-row {
	display: grid;
	grid-template-columns: 1.2fr 0.8fr 1fr;
	gap: 12px;
	padding: 12px 16px;
	border-top: 1px solid var(--line);
	font-size: 0.92rem;
}

.pc-ledger-row.head {
	border-top: 0;
	background: var(--soft);
	color: var(--navy);
	font-size: 12px;
	font-weight: 700;
	letter-spacing: 0.04em;
}

.pc-ledger-row .ok {
	color: var(--green);
	font-weight: 600;
}

.pc-ledger-row .warn {
	color: var(--case-accent);
	font-weight: 600;
}

/* Modules */
.pc-modules {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 14px;
}

.pc-modules article {
	padding: 22px;
	border-radius: 12px;
	background: #fff;
	border: 1px solid var(--line);
	border-top: 3px solid var(--case-accent);
	transition: box-shadow 0.25s ease, border-color 0.25s ease;
}

.pc-modules article:hover {
	box-shadow: var(--shadow-soft, 0 12px 28px rgba(35, 16, 51, 0.08));
}

.pc-modules h3 {
	margin: 0 0 8px;
	color: var(--navy);
	font-size: 1.05rem;
}

.pc-modules p {
	margin: 0;
	color: var(--muted);
	font-size: 0.92rem;
	line-height: 1.65;
}

.pc-modules article.wide {
	grid-column: span 2;
}

/* Cases */
.pc-cases {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 14px;
}

.pc-cases article {
	padding: 24px;
	border-radius: 12px;
	background: #fff;
	border: 1px solid var(--line);
	box-shadow: 0 8px 24px rgba(35, 16, 51, 0.04);
}

.pc-case-tag {
	display: inline-block;
	margin-bottom: 12px;
	padding: 4px 10px;
	border-radius: 999px;
	background: var(--case-accent-soft);
	color: var(--navy);
	font-size: 12px;
	font-weight: 700;
}

.pc-cases h3 {
	margin: 0 0 10px;
	color: var(--navy);
	font-size: 1.12rem;
}

.pc-cases > article > p {
	margin: 0 0 10px;
	color: var(--muted);
	font-size: 0.92rem;
	line-height: 1.65;
}

.pc-cases > article > p strong {
	color: var(--ink);
}

.pc-cases ul {
	margin: 14px 0 0;
	padding: 14px 0 0;
	list-style: none;
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 8px;
	border-top: 1px solid var(--line);
}

.pc-cases li {
	text-align: center;
}

.pc-cases li strong {
	display: block;
	color: var(--navy);
	font-size: 1.02rem;
}

.pc-cases li span {
	color: var(--muted);
	font-size: 11px;
}

/* FAQ */
.pc-faq {
	display: grid;
	gap: 10px;
}

.pc-faq details {
	border-radius: 12px;
	background: #fff;
	border: 1px solid var(--line);
	overflow: hidden;
}

.pc-faq summary {
	cursor: pointer;
	list-style: none;
	padding: 18px 20px;
	color: var(--navy);
	font-weight: 700;
}

.pc-faq summary::-webkit-details-marker {
	display: none;
}

.pc-faq summary::after {
	content: "+";
	float: right;
	color: var(--case-accent);
	font-weight: 800;
}

.pc-faq details[open] summary::after {
	content: "–";
}

.pc-faq p {
	margin: 0;
	padding: 0 20px 18px;
	color: var(--muted);
	line-height: 1.7;
	font-size: 0.95rem;
}

/* Bottom CTA */
.pc-cta {
	padding: 0 0 88px;
}

.pc-cta-panel {
	padding: 40px;
	border-radius: 16px;
	background: linear-gradient(135deg, var(--navy), var(--blue));
	color: #fff;
	text-align: center;
	box-shadow: var(--shadow, 0 18px 40px rgba(138, 23, 224, 0.18));
}

.pc-cta-panel h2 {
	margin: 0 0 10px;
	font-size: clamp(1.45rem, 3vw, 1.9rem);
}

.pc-cta-panel p {
	margin: 0 0 22px;
	color: rgba(255, 255, 255, 0.82);
}

.pc-cta-panel .pc-cta-row {
	justify-content: center;
}

.pc-cta-panel .btn-secondary {
	color: #fff;
	border-color: rgba(255, 255, 255, 0.35);
	background: rgba(255, 255, 255, 0.1);
}

/* Pain points */
.pc-pains {
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	gap: 14px;
}

.pc-pains article {
	padding: 22px 18px;
	border-radius: 14px;
	border: 1px solid var(--line, #e7d9f2);
	background: #fff;
}

.pc-pains h3 {
	margin: 0 0 8px;
	color: var(--navy);
	font-size: 1.02rem;
}

.pc-pains p {
	margin: 0;
	color: var(--muted);
	font-size: 0.9rem;
	line-height: 1.65;
}

/* Workflow steps */
.pc-flow {
	display: grid;
	grid-template-columns: repeat(5, 1fr);
	gap: 12px;
	margin: 0;
	padding: 0;
	counter-reset: pcflow;
}

.pc-flow li {
	list-style: none;
	padding: 20px 16px;
	border-radius: 14px;
	border: 1px solid var(--case-accent-line);
	background: #fff;
}

.pc-flow li::before {
	counter-increment: pcflow;
	content: counter(pcflow, decimal-leading-zero);
	display: block;
	margin-bottom: 10px;
	color: var(--case-accent);
	font-size: 0.78rem;
	font-weight: 800;
	letter-spacing: 0.06em;
}

.pc-flow h3 {
	margin: 0 0 8px;
	color: var(--navy);
	font-size: 1rem;
}

.pc-flow p {
	margin: 0;
	color: var(--muted);
	font-size: 0.88rem;
	line-height: 1.6;
}

/* UI showcase */
.pc-showcase {
	display: grid;
	grid-template-columns: 1.2fr 0.8fr;
	gap: 28px;
	align-items: center;
}

.pc-showcase-visual {
	margin: 0;
	border-radius: 16px;
	overflow: hidden;
	border: 1px solid var(--case-accent-line);
	background: #fff;
	box-shadow: 0 16px 40px rgba(35, 16, 51, 0.08);
}

.pc-showcase-visual img {
	display: block;
	width: 100%;
	height: auto;
	aspect-ratio: 16 / 10;
	object-fit: cover;
	object-position: top center;
}

.pc-showcase-lead {
	margin: 12px 0 0;
	max-width: 36em;
}

.product-case .geo-cases {
	grid-template-columns: repeat(2, 1fr);
	gap: 16px;
}

/* Dual-end portals */
.pc-portals {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 16px;
}

.pc-portals article {
	padding: 24px 22px;
	border-radius: 14px;
	border: 1px solid var(--case-accent-line);
	background: #fff;
}

.pc-portal-tag {
	display: inline-block;
	margin-bottom: 10px;
	padding: 4px 10px;
	border-radius: 999px;
	background: var(--case-accent-soft);
	color: var(--navy);
	font-size: 12px;
	font-weight: 700;
}

.pc-portals h3 {
	margin: 0 0 12px;
	color: var(--navy);
	font-size: 1.12rem;
}

.pc-portals ul {
	margin: 0;
	padding: 0;
	list-style: none;
	display: grid;
	gap: 8px;
}

.pc-portals li {
	position: relative;
	padding-left: 16px;
	color: var(--muted);
	font-size: 0.92rem;
	line-height: 1.55;
}

.pc-portals li::before {
	content: "";
	position: absolute;
	left: 0;
	top: 0.55em;
	width: 6px;
	height: 6px;
	border-radius: 50%;
	background: var(--case-accent);
}

.pc-tag-row {
	display: flex;
	flex-wrap: wrap;
	gap: 8px;
	margin-top: 16px;
}

.pc-tag-row span {
	padding: 6px 12px;
	border-radius: 999px;
	background: var(--case-accent-soft);
	color: var(--navy);
	font-size: 12px;
	font-weight: 700;
}

.pc-showcase-list {
	margin: 16px 0 0;
	padding: 0;
	list-style: none;
	display: grid;
	gap: 10px;
}

.pc-showcase-list li {
	position: relative;
	padding-left: 18px;
	color: var(--muted);
	font-size: 0.92rem;
	line-height: 1.55;
}

.pc-showcase-list li::before {
	content: "";
	position: absolute;
	left: 0;
	top: 0.55em;
	width: 7px;
	height: 7px;
	border-radius: 50%;
	background: var(--case-accent);
}

/* Industry scenarios */
.pc-scenarios {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 14px;
}

.pc-scenarios article {
	padding: 22px;
	border-radius: 14px;
	border: 1px solid var(--line, #e7d9f2);
	background: #fff;
}

.pc-scenarios h3 {
	margin: 0 0 8px;
	color: var(--navy);
	font-size: 1.05rem;
}

.pc-scenarios p {
	margin: 0;
	color: var(--muted);
	font-size: 0.9rem;
	line-height: 1.65;
}

/* Why us */
.pc-why {
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	gap: 14px;
}

.pc-why article {
	padding: 22px 18px;
	border-radius: 14px;
	background: #fff;
	border: 1px solid var(--line, #e7d9f2);
}

.pc-why h3 {
	margin: 0 0 8px;
	color: var(--navy);
	font-size: 1rem;
}

.pc-why p {
	margin: 0;
	color: var(--muted);
	font-size: 0.88rem;
	line-height: 1.65;
}

/* Related products */
.pc-related {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 14px;
}

.pc-related a {
	display: block;
	padding: 22px;
	border-radius: 14px;
	border: 1px solid var(--line, #e7d9f2);
	background: #fff;
	text-decoration: none;
	color: inherit;
	transition: border-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}

.pc-related a:hover {
	border-color: var(--case-accent);
	transform: translateY(-2px);
	box-shadow: 0 12px 28px rgba(35, 16, 51, 0.06);
}

.pc-related strong {
	display: block;
	margin-bottom: 6px;
	color: var(--navy);
	font-size: 1.02rem;
}

.pc-related span {
	color: var(--muted);
	font-size: 0.88rem;
	line-height: 1.6;
}

@media (max-width: 960px) {
	.pc-hero-grid {
		grid-template-columns: 1fr;
	}

	.pc-orbit {
		margin: 0 auto;
	}

	.pc-modules,
	.pc-cases,
	.pc-pains,
	.pc-scenarios,
	.pc-why,
	.pc-related,
	.pc-portals {
		grid-template-columns: 1fr 1fr;
	}

	.pc-showcase {
		grid-template-columns: 1fr;
	}

	.pc-flow {
		grid-template-columns: 1fr 1fr;
	}

	.pc-modules article.wide {
		grid-column: span 2;
	}

	.pc-console-body {
		grid-template-columns: 1fr;
	}

	.pc-progress,
	.pc-log {
		grid-column: auto;
	}
}

@media (max-width: 640px) {
	.pc-modules,
	.pc-cases,
	.pc-pains,
	.pc-flow,
	.pc-scenarios,
	.pc-why,
	.pc-related,
	.pc-showcase,
	.pc-portals,
	.product-case .geo-cases {
		grid-template-columns: 1fr;
	}

	.pc-modules article.wide {
		grid-column: auto;
	}

	.pc-cases ul {
		grid-template-columns: 1fr;
	}

	.pc-ledger-row {
		grid-template-columns: 1fr;
		gap: 4px;
	}
}