/* Shared public chrome for pages that should not load legacy Tailwind CSS. */
@font-face {
	font-family: "Ubuntu-BoldItalic";
	src: url("../fonts/Ubuntu-BoldItalic.ttf") format("truetype");
	font-display: swap;
}

.font-bitcoin {
	font-family: "Ubuntu-BoldItalic", sans-serif;
}

:root {
	--btcpp-anchor-offset: 112px;
}

html {
	scroll-padding-top: var(--btcpp-anchor-offset);
}

:where(section[id], article[id], main[id], aside[id], header[id], footer[id], div[id], form[id], details[id], h1[id], h2[id], h3[id], li[id]) {
	scroll-margin-top: var(--btcpp-anchor-offset);
}

.site-nav {
	position: sticky;
	top: 0;
	z-index: 40;
	border-bottom: 1px solid #0a0a0a;
	background: rgba(246, 243, 238, .94);
	backdrop-filter: blur(12px);
	color: #0a0a0a;
}

body:has(.site-nav--conference) {
	background: #f6f3ee;
}

.site-nav,
.site-nav *,
.site-nav *::before,
.site-nav *::after {
	box-sizing: border-box;
	border-radius: 0;
}

.site-nav a {
	color: inherit;
}

.site-nav__inner {
	display: flex;
	min-height: 68px;
	align-items: center;
	justify-content: space-between;
	gap: 24px;
	padding: 0 56px;
}

.site-nav__brand {
	display: inline-flex;
	align-items: center;
	text-decoration: none;
	white-space: nowrap;
}

.site-nav__brand img {
	display: block;
	width: auto;
	height: 32px;
}

.site-nav__tag {
	color: #666;
	font-family: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
	font-size: 11px;
	font-weight: 700;
	letter-spacing: 1.3px;
	line-height: 1.2;
	text-transform: uppercase;
}

.site-nav__links {
	display: flex;
	order: 2;
	align-items: center;
	gap: 22px;
	margin-left: auto;
	min-width: 0;
}

.site-nav__links a {
	font-family: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
	font-size: 12px;
	font-weight: 500;
	letter-spacing: 0;
	line-height: 1.2;
	text-decoration: underline;
	text-underline-offset: 4px;
	text-transform: none;
}

.site-nav .site-button {
	display: inline-flex;
	min-height: 48px;
	max-width: 100%;
	align-items: center;
	justify-content: center;
	border: 1px solid #0a0a0a;
	background: #0a0a0a;
	color: #f6f3ee;
	padding: 0 24px;
	font-family: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
	font-size: 12px;
	font-weight: 800;
	letter-spacing: 1.3px;
	text-align: center;
	text-decoration: none;
	text-transform: uppercase;
	white-space: normal;
}

.site-nav .site-button.is-accent {
	background: #f7931a;
	color: #0a0a0a;
}

.site-nav__toggle {
	position: absolute;
	opacity: 0;
	pointer-events: none;
}

.site-nav__controls {
	display: flex;
	order: 3;
	align-items: center;
	gap: 10px;
}

.site-nav__menu {
	display: none;
	width: 40px;
	height: 40px;
	align-items: center;
	justify-content: center;
	flex-direction: column;
	gap: 5px;
	border: 2px solid #0a0a0a;
	background: transparent;
	color: #0a0a0a;
	cursor: pointer;
}

.site-nav__menu span {
	display: block;
	width: 18px;
	height: 2px;
	background: currentColor;
}

.site-nav__links a:hover,
.site-nav__links a:focus-visible,
.site-nav__brand:hover,
.site-nav__brand:focus-visible {
	color: #f7931a;
}

.site-nav .site-button.is-accent:hover,
.site-nav .site-button.is-accent:focus-visible {
	color: #0a0a0a;
	transform: translate(-1px, -1px);
}

.sponsor-banner {
	max-width: 100%;
	overflow: hidden;
	border-top: 1px solid #0a0a0a;
	border-bottom: 1px solid #0a0a0a;
	background: #f6f3ee;
	padding: 18px 0;
}

.sponsor-banner__label {
	margin: 0 0 14px;
	color: #666;
	font-family: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
	font-size: 11px;
	font-weight: 700;
	letter-spacing: 1.5px;
	text-align: center;
	text-transform: uppercase;
}

.sponsor-banner__viewport {
	position: relative;
	max-width: 100%;
	overflow: hidden;
}

.sponsor-marquee-track {
	display: flex;
	width: max-content;
	align-items: center;
	animation: sponsor-marquee-scroll 40s linear infinite;
}

.sponsor-banner__item {
	display: flex;
	flex: 0 0 auto;
	align-items: center;
	justify-content: center;
	margin-right: 64px;
	padding: 0 16px;
	text-decoration: none;
}

.sponsor-banner__logo {
	width: auto;
	max-width: 10rem;
	height: 80px;
	object-fit: contain;
	object-position: center;
	filter: grayscale(100%);
}

.sponsor-banner__name {
	color: #0a0a0a;
	font-size: 14px;
	font-weight: 700;
	white-space: nowrap;
}

@keyframes sponsor-marquee-scroll {
	from { transform: translateX(0); }
	to { transform: translateX(-50%); }
}

.redesign-footer {
	padding: 96px 30px 56px;
	background: #050505;
	color: #fff;
	font-family: "IBM Plex Sans", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.redesign-footer,
.redesign-footer *,
.redesign-footer *::before,
.redesign-footer *::after {
	box-sizing: border-box;
	border-radius: 0;
}

.redesign-footer__inner {
	display: flex;
	width: min(1180px, 100%);
	margin: 0 auto;
	flex-direction: column;
	gap: 72px;
}

.redesign-footer__tagline {
	color: rgba(252, 252, 252, 0.33);
	font-size: clamp(38px, 5vw, 56px);
	font-weight: 500;
	letter-spacing: 0;
	line-height: 1.1;
	text-align: center;
}

.redesign-footer__menus {
	display: flex;
	gap: 72px;
	align-self: stretch;
}

.redesign-footer__menu {
	display: flex;
	flex: 1;
	flex-direction: column;
	gap: 9px;
}

.redesign-footer__menu-title {
	color: #fff;
	font-size: 1rem;
	font-weight: 700;
}

.redesign-footer__menu a {
	width: fit-content;
	color: rgba(255, 255, 255, 0.5);
	font-weight: 500;
	text-decoration: none;
	transition: color 160ms ease, opacity 160ms ease;
}

.redesign-footer__menu a:hover,
.redesign-footer__menu a:focus-visible {
	color: #fff;
}

.redesign-footer__bottom {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 24px;
	padding-top: 24px;
	border-top: 1px solid rgba(252, 252, 252, 0.18);
}

.redesign-footer__brand {
	display: inline-flex;
	align-items: center;
	gap: 8px;
	color: #fff;
	font-size: 1rem;
	font-weight: 500;
	text-decoration: none;
}

.redesign-footer__brand img {
	display: block;
	width: auto;
	height: 30px;
	filter: brightness(0) invert(1);
}

.redesign-footer__social {
	display: flex;
	align-items: center;
	gap: 24px;
}

.redesign-footer__social a {
	opacity: 0.5;
	transition: opacity 160ms ease;
}

.redesign-footer__social a:hover,
.redesign-footer__social a:focus-visible {
	opacity: 1;
}

.redesign-footer__social img {
	width: 22px;
	height: 22px;
}

body.btcpp-legal-page {
	margin: 0;
	background: #efeae2;
	color: #0a0a0a;
	font-family: "IBM Plex Sans", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.btcpp-legal-page *,
.btcpp-legal-page *::before,
.btcpp-legal-page *::after {
	box-sizing: border-box;
	border-radius: 0;
	letter-spacing: 0;
}

.btcpp-legal {
	background: #efeae2;
}

.btcpp-legal__hero {
	display: grid;
	grid-template-columns: minmax(0, 1fr) minmax(220px, 320px);
	gap: 40px;
	align-items: end;
	padding: clamp(56px, 9vw, 112px) clamp(20px, 5vw, 72px) clamp(40px, 6vw, 72px);
	border-bottom: 1px solid #0a0a0a;
	background: #f6f3ee;
}

.btcpp-legal__kicker,
.btcpp-legal__updated {
	margin: 0;
	color: #f7931a;
	font-family: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
	font-size: 12px;
	font-weight: 700;
	letter-spacing: 1.5px;
	line-height: 1.4;
	text-transform: uppercase;
}

.btcpp-legal__hero h1 {
	max-width: 900px;
	margin: 16px 0 0;
	color: #0a0a0a;
	font-family: "Source Serif 4", Georgia, serif;
	font-size: clamp(54px, 10vw, 128px);
	font-weight: 600;
	letter-spacing: 0;
	line-height: .88;
	text-wrap: balance;
}

.btcpp-legal__updated {
	justify-self: end;
	border: 1px solid #0a0a0a;
	background: #efeae2;
	color: #0a0a0a;
	padding: 10px 12px;
	text-align: right;
}

.btcpp-legal__content {
	max-width: 1180px;
	margin: 0 auto;
	padding: clamp(36px, 6vw, 72px) clamp(20px, 5vw, 72px) clamp(72px, 9vw, 120px);
}

.btcpp-legal__content section {
	display: grid;
	grid-template-columns: minmax(180px, 300px) minmax(0, 760px);
	gap: 32px;
	padding: 32px 0;
	border-bottom: 1px solid rgba(10, 10, 10, .18);
}

.btcpp-legal__content section:first-child {
	padding-top: 0;
}

.btcpp-legal__content section:last-child {
	border-bottom: 0;
}

.btcpp-legal__content section > :first-child:last-child {
	grid-column: 2;
}

.btcpp-legal__content section > :not(h2) {
	grid-column: 2;
}

.btcpp-legal__content h2 {
	grid-column: 1;
	grid-row: 1 / span 20;
	margin: 0;
	color: #0a0a0a;
	font-family: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
	font-size: 13px;
	font-weight: 800;
	letter-spacing: 1.4px;
	line-height: 1.35;
	text-transform: uppercase;
}

.btcpp-legal__content p,
.btcpp-legal__content li {
	margin: 0;
	color: #393632;
	font-size: clamp(17px, 1.5vw, 20px);
	line-height: 1.65;
}

.btcpp-legal__content p + p,
.btcpp-legal__content p + ul,
.btcpp-legal__content ul + p {
	margin-top: 18px;
}

.btcpp-legal__content ul {
	margin: 18px 0 0;
	padding-left: 1.2em;
}

.btcpp-legal__content li + li {
	margin-top: 10px;
}

.btcpp-legal__content strong {
	color: #0a0a0a;
	font-weight: 700;
}

.btcpp-legal__content a {
	color: #0a0a0a;
	text-decoration-color: #f7931a;
	text-decoration-thickness: 2px;
	text-underline-offset: 4px;
}

.btcpp-legal__content a:hover,
.btcpp-legal__content a:focus-visible {
	color: #f7931a;
}

@media (prefers-reduced-motion: reduce) {
	.sponsor-marquee-track {
		animation: none;
	}
}

@media (max-width: 980px) {
	.site-nav__inner {
		padding-right: 24px;
		padding-left: 24px;
	}

	.site-nav__tag {
		display: none;
	}

	.site-nav__links {
		gap: 14px;
	}

	.redesign-footer {
		padding: 72px 30px 44px;
	}

	.redesign-footer__inner {
		gap: 48px;
	}

	.redesign-footer__menus {
		gap: 36px;
	}
}

@media (max-width: 640px) {
	:root {
		--btcpp-anchor-offset: 28px;
	}

	.site-nav__inner {
		display: grid;
		grid-template-columns: minmax(0, 1fr) auto;
		gap: 12px;
		align-items: center;
		padding-top: 18px;
		padding-bottom: 18px;
	}

	.site-nav__controls {
		grid-column: 2;
		grid-row: 1;
	}

	.site-nav__cta {
		min-height: 40px;
		padding: 0 14px;
		font-size: 11px;
		white-space: nowrap;
	}

	.site-nav__menu {
		display: inline-flex;
	}

	.site-nav__links {
		display: none;
		grid-column: 1 / -1;
		grid-template-columns: 1fr;
		gap: 0;
		margin-top: 14px;
		border-top: 1px solid #0a0a0a;
	}

	.site-nav__toggle:checked ~ .site-nav__links {
		display: grid;
	}

	.site-nav__links a {
		width: 100%;
		padding: 14px 0;
		border-bottom: 1px solid rgba(10, 10, 10, 0.12);
	}

	.sponsor-banner {
		padding: 14px 0;
	}

	.sponsor-banner__label {
		margin-bottom: 10px;
	}

	.sponsor-banner__item {
		margin-right: 36px;
		padding: 0 10px;
	}

	.sponsor-banner__logo {
		max-width: 8rem;
		height: 56px;
	}

	.redesign-footer__tagline {
		text-align: left;
	}

	.redesign-footer__menus {
		flex-direction: column;
		gap: 28px;
	}

	.redesign-footer__bottom {
		flex-direction: column;
		align-items: flex-start;
	}

	.btcpp-legal__hero {
		grid-template-columns: 1fr;
		gap: 24px;
		padding: 44px 18px 40px;
	}

	.btcpp-legal__updated {
		justify-self: start;
		text-align: left;
	}

	.btcpp-legal__content {
		padding: 36px 18px 72px;
	}

	.btcpp-legal__content section,
	.btcpp-legal__content section > :first-child:last-child,
	.btcpp-legal__content section > :not(h2),
	.btcpp-legal__content h2 {
		display: block;
		grid-column: auto;
		grid-row: auto;
	}

	.btcpp-legal__content h2 {
		margin-bottom: 14px;
	}
}