/* Stage 2 draft: Durco Mark III buyer-path pages. Scoped to avoid changing other MX pages. */
.durco-page {
	--durco-ink: var(--app-ink, #0b1f33);
	--durco-navy: var(--app-navy, #0b1f33);
	--durco-blue: var(--app-blue, #0b5eb7);
	--durco-teal: #197d8f;
	--durco-line: #d7e2e8;
	--durco-muted: #526777;
	--durco-soft: #f4f8fb;
	--durco-white: #fff;
	--durco-radius: 14px;
	--durco-shadow: 0 14px 35px rgba(11, 31, 51, .08);
	color: var(--durco-ink);
	font-size: 16px;
	line-height: 1.7;
}

.durco-container {
	max-width: 1180px;
	margin: 0 auto;
	padding: 0 24px;
}

.durco-breadcrumb {
	border-bottom: 1px solid var(--durco-line);
	background: var(--durco-soft);
}

.durco-breadcrumb .durco-container {
	padding-top: 12px;
	padding-bottom: 12px;
}

.durco-breadcrumb ol {
	display: flex;
	align-items: center;
	flex-wrap: wrap;
	gap: 6px 10px;
	margin: 0;
	padding: 0;
	list-style: none;
	font-size: 13px;
	line-height: 1.4;
}

.durco-breadcrumb li {
	display: inline-flex;
	min-width: 0;
	align-items: center;
	color: var(--durco-muted);
}

.durco-breadcrumb li:not(:last-child)::after {
	content: "/";
	margin-left: 10px;
	color: var(--durco-line);
}

.durco-breadcrumb a {
	color: var(--durco-blue);
	text-decoration: none;
}

.durco-breadcrumb a:hover,
.durco-breadcrumb a:focus-visible {
	color: var(--durco-navy);
	text-decoration: underline;
	text-underline-offset: 3px;
}

.durco-breadcrumb [aria-current="page"] {
	color: var(--durco-ink);
	font-weight: 600;
}

.durco-layout {
	display: grid;
	grid-template-columns: 210px minmax(0, 1fr);
	gap: 48px;
	align-items: start;
}

.durco-toc {
	position: sticky;
	top: 96px;
	padding: 28px 0;
}

.durco-toc-desktop {
	border-left: 1px solid var(--durco-line);
	padding-left: 18px;
}

.durco-toc-desktop p,
.durco-toc-mobile summary {
	margin: 0 0 12px;
	color: var(--durco-navy);
	font-size: 12px;
	font-weight: 800;
	letter-spacing: .08em;
	text-transform: uppercase;
}

.durco-toc a {
	display: block;
	padding: 7px 0;
	color: var(--durco-muted);
	font-size: 13px;
	line-height: 1.35;
	text-decoration: none;
}

.durco-toc a:hover,
.durco-toc a:focus-visible {
	color: var(--durco-blue);
}

.durco-toc-mobile {
	display: none;
}

.durco-main {
	min-width: 0;
}

.durco-hero {
	position: relative;
	isolation: isolate;
	display: grid;
	grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
	gap: 42px;
	align-items: center;
	min-height: 540px;
	margin: 0 -24px;
	padding: 64px 48px;
	background: var(--durco-navy);
	color: var(--durco-white);
}

.durco-hero::before {
	position: absolute;
	top: 0;
	bottom: 0;
	left: 50%;
	z-index: -1;
	width: 100vw;
	background: var(--durco-navy);
	content: '';
	transform: translateX(-50%);
	pointer-events: none;
}

.durco-hero-copy {
	max-width: 660px;
}

.durco-eyebrow {
	margin: 0 0 12px;
	color: var(--durco-teal);
	font-size: 12px;
	font-weight: 800;
	letter-spacing: .11em;
	line-height: 1.3;
	text-transform: uppercase;
}

.durco-hero .durco-eyebrow {
	color: #8fd2df;
}

.durco-hero h1,
.durco-section h2,
.durco-section h3 {
	font-family: var(--app-heading-font, inherit);
}

.durco-hero h1 {
	max-width: 16ch;
	margin: 0;
	color: #f7fbff;
	font-size: clamp(2.25rem, 4.4vw, 4rem);
	letter-spacing: -.04em;
	line-height: 1.04;
}

.durco-lead {
	max-width: 64ch;
	margin: 24px 0 0;
	color: #e0ebf1;
	font-size: 18px;
}

.durco-chip-list {
	display: flex;
	flex-wrap: wrap;
	gap: 8px;
	margin-top: 24px;
}

.durco-chip-list span,
.durco-material-grid span {
	display: inline-flex;
	align-items: center;
	min-height: 34px;
	padding: 6px 11px;
	border: 1px solid rgba(143, 210, 223, .45);
	border-radius: 999px;
	color: #d8f0f3;
	font-size: 12px;
	font-weight: 700;
}

.durco-actions {
	display: flex;
	flex-wrap: wrap;
	gap: 12px;
	margin-top: 30px;
}

.durco-page .mxsep-button {
	min-height: 48px;
	padding: 12px 18px;
	border-radius: 8px;
	font-weight: 800;
	text-align: center;
	text-decoration: none;
}

.durco-page .mxsep-button-primary {
	background: #58b4c6;
	color: #082339;
}

.durco-page .mxsep-button-secondary {
	border: 1px solid rgba(255, 255, 255, .48);
	background: transparent;
	color: #fff;
}

.durco-page .mxsep-button:focus-visible,
.durco-page button:focus-visible,
.durco-page a:focus-visible,
.durco-page summary:focus-visible,
.durco-page input:focus-visible,
.durco-page textarea:focus-visible {
	outline: 3px solid #f6c85f;
	outline-offset: 3px;
}

.durco-hero-visual {
	min-width: 0;
}

.durco-hero-visual figure,
.durco-proof-image,
.durco-visual-pair figure {
	margin: 0;
}

.durco-hero-visual img,
.durco-proof-image img,
.durco-visual-pair img {
	display: block;
	width: 100%;
	height: auto;
	border-radius: 12px;
	object-fit: cover;
}

.durco-hero-visual figcaption,
.durco-proof-image figcaption,
.durco-visual-pair figcaption,
.durco-diagram-card figcaption {
	margin-top: 9px;
	color: var(--durco-muted);
	font-size: 12px;
	line-height: 1.45;
}

.durco-hero-visual figcaption {
	color: #bcd0db;
}

.durco-proof-row {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 8px;
	margin-top: 14px;
}

.durco-proof-row span {
	display: grid;
	gap: 3px;
	padding: 10px;
	border: 1px solid rgba(255, 255, 255, .16);
	border-radius: 8px;
	color: #c8d9e2;
	font-size: 11px;
	line-height: 1.35;
}

.durco-proof-row strong {
	color: #fff;
	font-size: 11px;
	text-transform: uppercase;
}

.durco-section {
	padding: 78px 0;
	border-bottom: 1px solid var(--durco-line);
	scroll-margin-top: 96px;
}

.durco-section-soft {
	margin: 0 -24px;
	padding-right: 24px;
	padding-left: 24px;
	background: var(--durco-soft);
}

.durco-section-head {
	max-width: 760px;
	margin-bottom: 30px;
}

.durco-section h2 {
	max-width: 25ch;
	margin: 0;
	color: var(--durco-navy);
	font-size: clamp(1.85rem, 3vw, 2.7rem);
	letter-spacing: -.035em;
	line-height: 1.12;
}

.durco-section-head > p:last-child,
.durco-section > p:not(.durco-note),
.durco-section article p {
	color: var(--durco-muted);
}

.durco-card-grid,
.durco-related-grid,
.durco-status-grid,
.durco-stat-grid,
.durco-four-callouts,
.durco-steps-grid {
	display: grid;
	gap: 16px;
}

.durco-card-grid-4,
.durco-status-grid,
.durco-stat-grid,
.durco-four-callouts {
	grid-template-columns: repeat(4, minmax(0, 1fr));
}

.durco-card-grid-3,
.durco-steps-grid-4 {
	grid-template-columns: repeat(3, minmax(0, 1fr));
}

.durco-card,
.durco-status-grid article,
.durco-stat-grid article,
.durco-four-callouts article,
.durco-steps-grid > div {
	padding: 22px;
	border: 1px solid var(--durco-line);
	border-radius: var(--durco-radius);
	background: var(--durco-white);
	box-shadow: var(--durco-shadow);
}

.durco-card-index,
.durco-four-callouts span,
.durco-steps-grid span,
.durco-steps span {
	color: var(--durco-blue);
	font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
	font-size: 12px;
	font-weight: 800;
}

.durco-card h3,
.durco-four-callouts h3,
.durco-steps-grid h3,
.durco-status-grid h3 {
	margin: 10px 0 7px;
	color: var(--durco-navy);
	font-size: 18px;
	line-height: 1.25;
}

.durco-card p,
.durco-four-callouts p,
.durco-steps-grid p,
.durco-status-grid p,
.durco-stat-grid span {
	margin: 0;
	font-size: 14px;
	line-height: 1.55;
}

.durco-note {
	margin: 24px 0 0;
	padding: 14px 16px;
	border: 1px solid #bdd9df;
	border-radius: 8px;
	background: #edf8fa;
	color: #174b59;
	font-size: 14px;
}

.durco-note-warning {
	border-color: #e6c878;
	background: #fff8e7;
	color: #604b12;
}

.durco-map-grid,
.durco-visual-pair,
.durco-proof-grid,
.durco-rfq,
.durco-related-grid {
	display: grid;
	grid-template-columns: minmax(0, 1.05fr) minmax(280px, .95fr);
	gap: 28px;
	align-items: start;
}

.durco-visual-pair-diagram-only {
	grid-template-columns: minmax(0, 1fr);
}

.durco-map-figure {
	position: relative;
	min-width: 0;
}

.durco-diagram-card,
.durco-callout-diagram {
	margin: 0;
	padding: 14px;
	border: 1px solid var(--durco-line);
	border-radius: var(--durco-radius);
	background: var(--durco-white);
	box-shadow: var(--durco-shadow);
}

.durco-diagram-card svg,
.durco-callout-diagram svg {
	display: block;
	width: 100%;
	height: auto;
}

.durco-ai-diagram-wrap {
	position: relative;
	overflow: hidden;
	border-radius: 10px;
	background: #f7f9fa;
}

.durco-ai-diagram-wrap > img {
	display: block;
	width: 100%;
	height: auto;
	border-radius: 0;
}

.durco-ai-annotations {
	position: absolute;
	inset: 0;
	margin: 0;
	padding: 0;
	list-style: none;
	pointer-events: none;
}

.durco-ai-marker {
	position: absolute;
	display: flex;
	align-items: center;
	gap: 7px;
	max-width: 42%;
	padding: 4px 7px 4px 4px;
	border: 1px solid rgba(11, 54, 81, .22);
	border-radius: 999px;
	background: rgba(255, 255, 255, .92);
	box-shadow: 0 3px 10px rgba(11, 31, 51, .16);
	color: #0b1f33;
	font-size: 11px;
	line-height: 1.2;
}

.durco-ai-marker::after {
	position: absolute;
	width: 22px;
	height: 1px;
	background: #f7941d;
	content: '';
}

.durco-ai-marker span {
	display: grid;
	flex: 0 0 25px;
	place-items: center;
	width: 25px;
	height: 25px;
	border-radius: 50%;
	background: #f7941d;
	color: #fff;
	font-size: 10px;
	font-weight: 800;
}

.durco-ai-marker strong { font-weight: 800; }
.durco-ai-diagram-pump .durco-ai-marker-one { left: 2%; top: 27%; }
.durco-ai-diagram-pump .durco-ai-marker-two { left: 36%; top: 55%; }
.durco-ai-diagram-pump .durco-ai-marker-three { right: 2%; top: 27%; }
.durco-ai-diagram-pump .durco-ai-marker-four { right: 2%; top: 52%; }
.durco-ai-diagram-reverse .durco-ai-marker-one { left: 2%; top: 20%; }
.durco-ai-diagram-reverse .durco-ai-marker-two { right: 2%; top: 22%; }
.durco-ai-diagram-reverse .durco-ai-marker-three { left: 8%; top: 54%; }
.durco-ai-diagram-reverse .durco-ai-marker-four { right: 2%; top: 68%; }
.durco-ai-marker-one::after,
.durco-ai-marker-three::after { right: -22px; }
.durco-ai-marker-two::after,
.durco-ai-marker-four::after { left: -22px; }

.durco-hotspot {
	position: absolute;
	display: grid;
	place-items: center;
	width: 44px;
	height: 44px;
	padding: 0;
	border: 3px solid #fff;
	border-radius: 50%;
	background: var(--durco-blue);
	box-shadow: 0 4px 12px rgba(11, 31, 51, .24);
	color: #fff;
	cursor: pointer;
	font-weight: 800;
}

.durco-hotspot-one { top: 34%; left: 22%; }
.durco-hotspot-two { top: 44%; left: 50%; }
.durco-hotspot-three { top: 56%; right: 13%; }

.durco-index-panel {
	display: grid;
	gap: 10px;
}

.durco-index-label {
	margin: 0;
	color: var(--durco-muted);
	font-size: 12px;
	font-weight: 800;
	letter-spacing: .09em;
	text-transform: uppercase;
}

.durco-index-item {
	display: grid;
	grid-template-columns: 34px 1fr;
	gap: 2px 12px;
	min-height: 70px;
	padding: 13px 14px;
	border: 1px solid var(--durco-line);
	border-radius: 10px;
	background: var(--durco-white);
	color: var(--durco-ink);
	text-align: left;
	cursor: pointer;
}

.durco-index-item span { grid-row: span 2; color: var(--durco-blue); font-family: ui-monospace, monospace; font-weight: 800; }
.durco-index-item strong { font-size: 14px; }
.durco-index-item small { color: var(--durco-muted); font-size: 12px; }

.durco-table-scroll {
	position: relative;
	overflow-x: auto;
	scrollbar-gutter: stable;
	border: 1px solid var(--durco-line);
	border-radius: 10px;
	background: var(--durco-white);
}

.durco-table-scroll::after {
	position: absolute;
	top: 0;
	right: 0;
	width: 28px;
	height: 100%;
	background: linear-gradient(90deg, rgba(255,255,255,0), rgba(255,255,255,.95));
	content: '';
	pointer-events: none;
}

.durco-scroll-hint {
	margin: 0;
	padding: 9px 14px;
	border-bottom: 1px solid var(--durco-line);
	color: var(--durco-muted);
	font-size: 12px;
}

.durco-table-scroll table {
	width: 100%;
	min-width: 760px;
	border-collapse: collapse;
	font-size: 14px;
}

.durco-table-scroll th,
.durco-table-scroll td {
	padding: 14px 15px;
	border-bottom: 1px solid var(--durco-line);
	vertical-align: top;
	text-align: left;
}

.durco-table-scroll tr:last-child td { border-bottom: 0; }
.durco-table-scroll th { background: #e9f1f5; color: var(--durco-navy); font-size: 12px; letter-spacing: .04em; text-transform: uppercase; }
.durco-table-scroll code { color: var(--durco-blue); font-family: ui-monospace, monospace; font-size: 12px; font-weight: 800; }

.durco-inline-cta {
	min-height: 40px;
	padding: 8px 11px;
	border: 1px solid var(--durco-blue);
	border-radius: 7px;
	background: #fff;
	color: var(--durco-blue);
	cursor: pointer;
	font-size: 12px;
	font-weight: 800;
}

.durco-inline-cta:hover { background: #eaf3fc; }

.durco-status-grid article { border-top: 4px solid var(--durco-teal); }
.durco-status-grid article > span,
.durco-status-consult {
	color: var(--durco-teal);
	font-size: 11px;
	font-weight: 900;
	letter-spacing: .08em;
}

.durco-stat-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.durco-stat-grid article { background: var(--durco-navy); color: #fff; }
.durco-stat-grid strong { display: block; margin-bottom: 8px; color: #8fd2df; font-size: 25px; line-height: 1.1; }
.durco-stat-grid span { display: block; color: #d5e4ea; }

.durco-callout-diagram p { margin: 10px 0 0; color: var(--durco-muted); font-size: 12px; }
.durco-material-grid { display: flex; flex-wrap: wrap; gap: 10px; }
.durco-material-grid span { border-color: var(--durco-line); background: var(--durco-soft); color: var(--durco-navy); }

.durco-steps {
	display: grid;
	gap: 16px;
	margin: 22px 0 0;
	padding: 0;
	list-style: none;
}

.durco-steps li { display: grid; grid-template-columns: 42px 1fr; gap: 12px; align-items: start; }
.durco-steps li > span { display: grid; place-items: center; width: 34px; height: 34px; border-radius: 50%; background: #e2f1f4; }
.durco-steps strong { display: block; color: var(--durco-navy); }
.durco-steps p { margin: 3px 0 0; color: var(--durco-muted); font-size: 14px; }

.durco-steps-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.durco-steps-grid > div > span { display: block; margin-bottom: 12px; }
.durco-steps-grid p { color: var(--durco-ink); }

.durco-related-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.durco-related-grid a { display: grid; gap: 6px; padding: 18px; border: 1px solid var(--durco-line); border-radius: 10px; color: var(--durco-navy); text-decoration: none; }
.durco-related-grid a:hover { border-color: var(--durco-blue); background: #f1f7fd; }
.durco-related-grid span { color: var(--durco-muted); font-size: 13px; }

.durco-rfq { grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr); border-bottom: 0; }
.durco-rfq-copy { padding-top: 9px; }
.durco-form-shell { padding: 24px; border: 1px solid var(--durco-line); border-radius: var(--durco-radius); background: var(--durco-soft); box-shadow: var(--durco-shadow); }
.durco-rfq-form { display: grid; gap: 14px; }
.durco-rfq-form label { display: grid; gap: 6px; color: var(--durco-navy); font-size: 13px; font-weight: 800; }
.durco-rfq-form input,
.durco-rfq-form textarea { width: 100%; min-height: 48px; box-sizing: border-box; padding: 11px 12px; border: 1px solid #b9cbd5; border-radius: 7px; background: #fff; color: var(--durco-ink); font: inherit; }
.durco-rfq-form textarea { min-height: 118px; resize: vertical; }
.durco-form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.durco-form-help { margin: 0; color: var(--durco-muted); font-size: 12px; }
.durco-form-shell .mxsep-button { justify-self: start; border: 0; cursor: pointer; }
.durco-form-notice { margin: 0; color: var(--durco-teal); font-size: 13px; font-weight: 700; }

.durco-faq-list { display: grid; gap: 10px; }
.durco-faq-list details { border: 1px solid var(--durco-line); border-radius: 10px; background: #fff; }
.durco-faq-list summary { padding: 17px 18px; color: var(--durco-navy); cursor: pointer; font-weight: 800; }
.durco-faq-list details p { margin: 0; padding: 0 18px 17px; color: var(--durco-muted); font-size: 14px; }

.durco-trademark { padding: 30px 0 70px; color: var(--durco-muted); font-size: 12px; }
.durco-trademark p { max-width: 90ch; margin: 0; }

@media (max-width: 920px) {
	.durco-layout { grid-template-columns: 1fr; gap: 0; }
	.durco-toc { position: static; padding: 16px 0 0; }
	.durco-toc-desktop { display: none; }
	.durco-toc-mobile { display: block; border: 1px solid var(--durco-line); border-radius: 8px; padding: 12px 15px; background: #fff; }
	.durco-toc-mobile summary { margin: 0; cursor: pointer; }
	.durco-toc-mobile nav { padding-top: 8px; }
	.durco-toc-mobile a { padding: 8px 0; }
	.durco-hero { min-height: auto; }
	.durco-card-grid-4,
	.durco-four-callouts { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 767px) {
	.durco-container { padding: 0 16px; }
	.durco-hero { grid-template-columns: 1fr; gap: 30px; margin: 0 -16px; padding: 46px 16px 42px; }
	.durco-hero h1 { max-width: 18ch; font-size: clamp(2.1rem, 11vw, 3rem); }
	.durco-lead { font-size: 16px; }
	.durco-actions { display: grid; }
	.durco-actions .mxsep-button { width: 100%; box-sizing: border-box; }
	.durco-proof-row { grid-template-columns: 1fr; }
	.durco-section { padding: 56px 0; }
	.durco-section-soft { margin: 0 -16px; padding-right: 16px; padding-left: 16px; }
	.durco-section h2 { font-size: 2rem; }
	.durco-card-grid-4,
	.durco-card-grid-3,
	.durco-status-grid,
	.durco-stat-grid,
	.durco-four-callouts,
	.durco-steps-grid,
	.durco-steps-grid-4,
	.durco-related-grid,
	.durco-map-grid,
	.durco-visual-pair,
	.durco-proof-grid,
	.durco-rfq { grid-template-columns: 1fr; }
	.durco-form-grid { grid-template-columns: 1fr; }
	.durco-form-shell { padding: 16px; }
	.durco-table-scroll { margin-right: -16px; border-right: 0; border-radius: 10px 0 0 10px; }
	.durco-hotspot { width: 42px; height: 42px; }
	.durco-ai-marker { max-width: 48%; font-size: 10px; }
	.durco-ai-marker span { flex-basis: 22px; width: 22px; height: 22px; }
}

@media (prefers-reduced-motion: reduce) {
	.durco-page *,
	.durco-page *::before,
	.durco-page *::after { scroll-behavior: auto !important; transition: none !important; animation: none !important; }
}