/* ============================================================
   Simo site — shared chrome (nav, footer, buttons, section
   rhythm, page hero, CTA band, legal shells). Built on the
   design-system tokens (assets/ds/styles.css). Page-specific
   styles live in a <style> block per page template.
   ============================================================ */

html {
	scroll-behavior: smooth;
}
body {
	background: var(--bg);
	color: var(--ink);
	font-family: var(--sans);
	overflow-x: hidden;
}
a {
	color: var(--ink);
	text-decoration: none;
}
.container {
	max-width: var(--content-max);
	margin-inline: auto;
	padding-inline: var(--page-pad-lg);
}
.wide {
	max-width: var(--content-wide);
}
.figure {
	font-family: var(--mono);
	font-variant-numeric: tabular-nums lining-nums;
	letter-spacing: -0.01em;
}
.pos {
	color: var(--pos);
}
.neg {
	color: var(--neg);
}

/* ---------- Nav (fixed, blur-on-scroll, aperture mark) ---------- */
/* Fixed nav overlays content; offset the page so it starts below it. */
main {
	padding-top: var(--nav-h);
}
.nav {
	position: fixed;
	top: 0;
	left: 0;
	right: 0;
	z-index: 60;
	border-bottom: 1px solid transparent;
	transition:
		background var(--dur-slow) var(--ease-out),
		border-color var(--dur-slow) var(--ease-out);
}
.nav.scrolled {
	background: var(--nav-bg);
	backdrop-filter: blur(18px) saturate(130%);
	-webkit-backdrop-filter: blur(18px) saturate(130%);
	border-bottom-color: var(--line);
}
.nav-in {
	display: flex;
	align-items: center;
	justify-content: space-between;
	height: var(--nav-h);
	max-width: var(--maxw);
	margin-inline: auto;
	padding-inline: var(--page-pad-lg);
}
.logo {
	display: inline-flex;
	align-items: center;
	gap: 10px;
	font-weight: 500;
	font-size: 1.16rem;
	letter-spacing: -0.03em;
	color: var(--ink);
}
.logo .mark {
	width: 24px;
	height: 24px;
	border-radius: 50%;
	border: 1px solid var(--line-2);
	display: grid;
	place-items: center;
	flex: none;
}
.logo .mark i {
	width: 7px;
	height: 7px;
	border-radius: 50%;
	background: var(--ink);
	display: block;
}
.nav-links {
	display: flex;
	gap: 32px;
	align-items: center;
}
.nav-links a {
	color: var(--muted);
	font-size: 0.9rem;
	transition: color var(--dur-base) var(--ease-out);
}
.nav-links a:hover,
.nav-links a[aria-current="page"] {
	color: var(--ink);
}
.nav-cta {
	display: flex;
	align-items: center;
	gap: 20px;
}
.nav-cta .signin {
	color: var(--muted);
	font-size: 0.9rem;
}
.nav-cta .signin:hover {
	color: var(--ink);
}
.theme-toggle {
	width: 34px;
	height: 34px;
	display: grid;
	place-items: center;
	padding: 0;
	background: transparent;
	border: 1px solid var(--line-2);
	border-radius: 8px;
	color: var(--ink);
	cursor: pointer;
	transition: border-color var(--dur-base) var(--ease-out);
}
.theme-toggle:hover {
	border-color: var(--hover-2);
}

/* ---------- Buttons ---------- */
.btn {
	font-family: var(--sans);
	font-size: 0.92rem;
	font-weight: 500;
	letter-spacing: -0.01em;
	border-radius: var(--radius-md);
	border: 1px solid transparent;
	padding: 12px 20px;
	cursor: pointer;
	line-height: 1;
	white-space: nowrap;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 9px;
	transition:
		transform var(--dur-slow) var(--ease-out),
		background var(--dur-slow) var(--ease-out),
		color var(--dur-slow) var(--ease-out),
		border-color var(--dur-slow) var(--ease-out),
		opacity var(--dur-slow) var(--ease-out);
}
.btn-primary {
	background: var(--ink);
	color: var(--bg);
}
.btn-primary:hover {
	transform: translateY(-1px);
	opacity: 0.92;
}
.btn-ghost {
	background: transparent;
	color: var(--ink);
	border-color: var(--line-2);
}
.btn-ghost:hover {
	border-color: var(--hover-2);
	background: var(--hover);
}
.btn-lg {
	padding: 14px 24px;
	font-size: 16px;
}
.btn-sm {
	padding: 8px 14px;
	font-size: 14px;
}
.btn-secondary {
	background: var(--surface);
	color: var(--ink);
	border-color: var(--line-2);
}
.btn-secondary:hover {
	border-color: var(--line-2);
	background: var(--hover);
}
.btn:disabled,
.btn[disabled],
.btn[aria-disabled="true"] {
	opacity: 0.55;
	cursor: not-allowed;
	pointer-events: none;
}
.btn-link {
	background: none;
	border: none;
	color: var(--ink);
	font-weight: 500;
	padding: 0;
	cursor: pointer;
}
.btn-link:hover {
	text-decoration: underline;
	text-underline-offset: 0.18em;
}
.btn-icon {
	display: inline-grid;
	place-items: center;
	width: 38px;
	height: 38px;
	padding: 0;
	background: transparent;
	border: 1px solid var(--line);
	border-radius: var(--radius-md);
	color: var(--ink-2);
	cursor: pointer;
	transition:
		background var(--dur-fast) var(--ease-out),
		color var(--dur-fast) var(--ease-out),
		border-color var(--dur-fast) var(--ease-out);
}
.btn-icon:hover {
	color: var(--ink);
	border-color: var(--line-2);
	background: var(--hover);
}
.menu-btn {
	display: none;
	width: 40px;
	height: 36px;
	place-items: center;
	padding: 0;
	background: none;
	border: 1px solid var(--line-2);
	border-radius: 8px;
	color: var(--ink);
	cursor: pointer;
}
/* Focus-visible ring is defined once in the vendored base.css (ds/styles.css). */

/* ---------- Section rhythm ---------- */
section {
	padding-block: clamp(56px, 8vw, 112px);
}
.eyebrow {
	font-size: 13px;
	letter-spacing: 0.08em;
	text-transform: uppercase;
	color: var(--ink-2);
	font-weight: 500;
	margin-bottom: 18px;
}
.section-head {
	max-width: 60ch;
	margin-bottom: 48px;
}
h2.band {
	font-size: clamp(28px, 3.4vw, 40px);
	line-height: 1.15;
	letter-spacing: -0.015em;
	font-weight: 600;
	margin: 0 0 16px;
	max-width: 18ch;
}
.band-lead {
	font-size: 18px;
	line-height: 1.6;
	color: var(--ink-2);
	max-width: 52ch;
	margin: 0;
}

/* ---------- Page hero (interior pages) ---------- */
.page-hero {
	position: relative;
	padding-top: clamp(48px, 7vw, 88px);
	padding-bottom: clamp(36px, 5vw, 56px);
	overflow: hidden;
}
.page-hero::before {
	content: "";
	position: absolute;
	inset: 0;
	pointer-events: none;
	background-image:
		linear-gradient(var(--line) 1px, transparent 1px),
		linear-gradient(90deg, var(--line) 1px, transparent 1px);
	background-size: 56px 56px;
	opacity: 0.45;
	-webkit-mask-image: radial-gradient(110% 80% at 80% 0%, #000 0%, transparent 60%);
	mask-image: radial-gradient(110% 80% at 80% 0%, #000 0%, transparent 60%);
}
.page-hero .inner {
	position: relative;
}
.page-hero .eyebrow {
	color: var(--ink);
}
.page-hero h1 {
	font-family: var(--sans);
	font-weight: 400;
	font-size: clamp(36px, 5vw, 60px);
	line-height: 1.05;
	letter-spacing: -0.02em;
	margin: 0 0 22px;
	max-width: 16ch;
}
.page-hero p.lede {
	font-size: 19px;
	line-height: 1.6;
	color: var(--ink-2);
	max-width: 52ch;
	margin: 0;
}

/* ---------- CTA band (reused) ---------- */
.cta-band {
	background: var(--surface-2);
	color: var(--ink);
	border-radius: var(--radius-lg);
	padding: clamp(40px, 5vw, 72px);
	text-align: center;
	position: relative;
	overflow: hidden;
}
.cta-band::before {
	content: "";
	position: absolute;
	inset: 0;
	background-image:
		linear-gradient(color-mix(in srgb, #fff 6%, transparent) 1px, transparent 1px),
		linear-gradient(90deg, color-mix(in srgb, #fff 6%, transparent) 1px, transparent 1px);
	background-size: 48px 48px;
	-webkit-mask-image: radial-gradient(100% 80% at 50% 0%, #000, transparent 70%);
	mask-image: radial-gradient(100% 80% at 50% 0%, #000, transparent 70%);
}
.cta-band h2 {
	position: relative;
	color: #fff;
	font-size: clamp(28px, 3.6vw, 42px);
	letter-spacing: -0.015em;
	margin: 0 0 14px;
}
.cta-band p {
	position: relative;
	font-size: 18px;
	color: color-mix(in srgb, var(--ink) 82%, transparent);
	max-width: 46ch;
	margin: 0 auto 30px;
	line-height: 1.55;
}
.cta-band .row {
	position: relative;
	display: flex;
	gap: 14px;
	justify-content: center;
	flex-wrap: wrap;
}
.cta-band .btn-ghost {
	color: #fff;
	border-color: color-mix(in srgb, #fff 40%, transparent);
}
.cta-band .btn-ghost:hover {
	background: color-mix(in srgb, #fff 10%, transparent);
}

/* ---------- Footer (4-col grid, mono headings) ---------- */
footer.site {
	border-top: 1px solid var(--line);
	padding: 62px 0 40px;
	margin-top: 20px;
}
.foot-grid {
	display: grid;
	grid-template-columns: 1.6fr 1fr 1fr 1fr;
	gap: 30px;
}
.foot-brand .logo {
	margin-bottom: 18px;
}
.foot-brand p {
	font-size: 0.9rem;
	color: var(--muted);
	line-height: 1.6;
	max-width: 270px;
	margin: 0;
}
.foot-col h5 {
	font-family: var(--mono);
	font-size: 0.72rem;
	letter-spacing: 0.1em;
	text-transform: uppercase;
	color: var(--faint);
	font-weight: 400;
	margin: 0 0 16px;
}
.foot-col a {
	display: block;
	font-size: 0.9rem;
	color: var(--muted);
	margin-bottom: 11px;
}
.foot-col a:hover {
	color: var(--ink);
}
.foot-bottom {
	display: flex;
	justify-content: space-between;
	align-items: center;
	margin-top: 52px;
	padding-top: 26px;
	border-top: 1px solid var(--line);
	color: var(--faint);
	font-size: 0.82rem;
	font-family: var(--mono);
	flex-wrap: wrap;
	gap: 14px;
}

/* ---------- Mobile ---------- */
@media (max-width: 980px) {
	.nav-links {
		display: none;
	}
	.menu-btn {
		display: grid;
	}
	.foot-grid {
		grid-template-columns: 1fr 1fr;
	}
}
@media (max-width: 600px) {
	.container {
		padding-inline: var(--page-pad);
	}
	.nav-in {
		padding-inline: var(--page-pad);
	}
	.nav-cta .signin {
		display: none;
	}
	.foot-grid {
		grid-template-columns: 1fr;
	}
}
.mobile-menu {
	position: fixed;
	inset: var(--nav-h) 0 0;
	z-index: 59;
	background: var(--bg);
	padding: 24px var(--page-pad);
	display: none;
	flex-direction: column;
	gap: 4px;
}
.mobile-menu.open {
	display: flex;
}
.mobile-menu a {
	font-size: 1.1rem;
	padding: 14px 0;
	border-bottom: 1px solid var(--line);
	color: var(--ink);
}
.mobile-menu .btn {
	margin-top: 20px;
	text-align: center;
}

/* ---------- Legal pages (Privacy / Terms) — sticky TOC + scroll-spy ---------- */
.legal-head {
	max-width: var(--maxw);
	margin: 0 auto;
	padding: 72px 28px 30px;
	border-bottom: 1px solid var(--line);
}
.legal-head .eyebrow {
	font-family: var(--mono);
	font-size: 0.72rem;
	letter-spacing: 0.16em;
	text-transform: uppercase;
	color: var(--muted);
}
.legal-head h1 {
	font-size: clamp(2.2rem, 4vw, 3.2rem);
	font-weight: 300;
	letter-spacing: -0.04em;
	line-height: 1.06;
	margin: 16px 0 0;
}
.legal-meta {
	margin-top: 18px;
	display: flex;
	flex-wrap: wrap;
	gap: 10px;
	font-family: var(--mono);
	font-size: 0.74rem;
	color: var(--muted);
}
.legal-meta span {
	padding: 6px 11px;
	border: 1px solid var(--line);
	border-radius: 7px;
	display: inline-flex;
	align-items: center;
	gap: 7px;
}
.legal-meta .dot {
	width: 7px;
	height: 7px;
	border-radius: 50%;
	background: var(--pos);
	display: block;
}
.legal-note {
	margin: 22px 0 0;
	max-width: 620px;
	color: var(--faint);
	font-size: 0.86rem;
	line-height: 1.6;
	font-style: italic;
}
.legal-layout {
	max-width: var(--maxw);
	margin: 0 auto;
	padding: 48px 28px 100px;
	display: grid;
	grid-template-columns: 230px 1fr;
	gap: 56px;
	align-items: start;
}
.legal-toc {
	position: sticky;
	top: 96px;
}
.legal-toc .h {
	font-family: var(--mono);
	font-size: 0.68rem;
	letter-spacing: 0.12em;
	text-transform: uppercase;
	color: var(--faint);
	margin-bottom: 14px;
}
.legal-toc a {
	display: flex;
	gap: 10px;
	font-size: 0.88rem;
	padding: 6px 0 6px 13px;
	color: var(--muted);
	border-left: 2px solid transparent;
	margin-left: -2px;
	transition:
		color 0.2s,
		border-color 0.2s;
}
.legal-toc a .n {
	font-family: var(--mono);
	font-size: 0.74rem;
	color: var(--faint);
}
.legal-toc a:hover {
	color: var(--ink-2);
}
.legal-toc a.active {
	color: var(--ink);
	border-left-color: var(--ink-2);
}
.legal-main {
	min-width: 0;
	max-width: 680px;
}
.legal-sec {
	scroll-margin-top: 96px;
	padding-bottom: 44px;
	margin-bottom: 44px;
	border-bottom: 1px solid var(--line);
}
.legal-sec .sh {
	display: flex;
	align-items: baseline;
	gap: 14px;
	margin-bottom: 16px;
}
.legal-sec .sh .n {
	font-family: var(--mono);
	font-size: 0.84rem;
	color: var(--faint);
}
.legal-sec h2 {
	font-size: 1.5rem;
	font-weight: 400;
	letter-spacing: -0.025em;
	margin: 0;
}
.legal-sec p {
	color: var(--ink-2);
	font-size: 1.02rem;
	line-height: 1.7;
	margin: 0 0 16px;
}
.legal-sec ul {
	margin: 0 0 16px;
	padding-left: 20px;
	display: flex;
	flex-direction: column;
	gap: 8px;
	color: var(--ink-2);
}
.legal-sec li {
	font-size: 1.02rem;
	line-height: 1.6;
}
.legal-sec strong {
	color: var(--ink);
	font-weight: 500;
}
.legal-sec a {
	color: var(--ink);
	text-decoration: underline;
	text-underline-offset: 0.18em;
}
.legal-sec:last-of-type {
	border-bottom: none;
}
@media (max-width: 860px) {
	.legal-layout {
		grid-template-columns: 1fr;
		gap: 24px;
	}
	.legal-toc {
		position: static;
	}
}