/* =========================================================================
   AIO — content pages (static HTML: glossary, guides, directory list, compare)
   Self-contained: tokens + base + header/footer + prose. Mirrors the SPA's
   light "signal/broadcast" design system so static pages feel native.
   ========================================================================= */

:root {
	--paper: #ffffff;
	--paper-2: #f7f8f2;
	--paper-3: #eef1e6;
	--card: #ffffff;

	--ink: #16180f;
	--ink-soft: #44473a;
	--ink-mute: #6c6f5f;
	--ink-faint: #9a9d8b;

	--line: #e8e8dd;
	--line-strong: #d8d9ca;

	--signal: #b6e425;
	--signal-bright: #c7f53a;
	--signal-deep: #5c7c00;
	--signal-ink: #243200;
	--signal-haze: rgba(182, 228, 37, 0.16);
	--signal-glow: rgba(150, 200, 25, 0.40);

	--display: 'Satoshi', ui-sans-serif, system-ui, sans-serif;
	--body: 'Satoshi', ui-sans-serif, system-ui, -apple-system, sans-serif;
	--mono: 'JetBrains Mono', ui-monospace, 'SF Mono', Menlo, monospace;

	--r-sm: 10px;
	--r-md: 16px;
	--r-lg: 24px;
	--maxw: 1200px;
	--ease: cubic-bezier(0.22, 1, 0.36, 1);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
	font-family: var(--body);
	background: var(--paper);
	color: var(--ink);
	font-size: 17px;
	line-height: 1.6;
	letter-spacing: -0.005em;
	-webkit-font-smoothing: antialiased;
	text-rendering: optimizeLegibility;
	overflow-x: hidden;
	min-height: 100vh;
}

body::before {
	content: '';
	position: fixed;
	inset: 0;
	z-index: -1;
	pointer-events: none;
	background:
		radial-gradient(52rem 36rem at 82% -10%, rgba(182, 228, 37, 0.10), transparent 60%),
		radial-gradient(46rem 38rem at 6% 8%, rgba(182, 228, 37, 0.06), transparent 55%);
}

a { color: inherit; text-decoration: none; }
::selection { background: var(--signal); color: var(--signal-ink); }

.wrap {
	width: 100%;
	max-width: var(--maxw);
	margin-inline: auto;
	padding-inline: clamp(20px, 5vw, 56px);
}

.mono { font-family: var(--mono); }

/* ---- header (matches the SPA) ---- */
.site-header {
	position: sticky;
	top: 0;
	z-index: 50;
	background: rgba(255, 255, 255, 0.78);
	backdrop-filter: blur(14px);
	border-bottom: 1px solid var(--line);
}

.nav {
	display: flex;
	align-items: center;
	justify-content: space-between;
	padding-block: 0.85rem;
}

.logo {
	display: flex;
	align-items: center;
	gap: 0.6rem;
	font-family: var(--display);
	font-weight: 700;
	font-size: 1.15rem;
	letter-spacing: -0.02em;
	color: var(--ink);
	flex-shrink: 0;
}

.logo-mark {
	width: 26px;
	height: 26px;
	border-radius: 8px;
	background: var(--paper-2);
	border: 1px solid var(--line-strong);
	display: grid;
	place-items: center;
}

.logo-mark i {
	width: 8px;
	height: 8px;
	border-radius: 50%;
	background: var(--signal);
	box-shadow: 0 0 10px var(--signal-glow);
}

.logo .dot { color: var(--ink-mute); font-weight: 500; }

.nav-links {
	display: flex;
	gap: 2rem;
	font-size: 0.92rem;
	color: var(--ink-soft);
}

.nav-links a { position: relative; transition: color 0.2s; }
.nav-links a:hover { color: var(--signal-deep); }
.nav-links a[aria-current="page"] { color: var(--signal-deep); font-weight: 600; }
.nav-links a[aria-current="page"]::after {
	content: '';
	position: absolute;
	left: 0;
	right: 0;
	bottom: -7px;
	height: 2px;
	border-radius: 2px;
	background: var(--signal);
}

/* ---- buttons ---- */
.btn {
	font-family: var(--body);
	font-weight: 700;
	font-size: 1rem;
	letter-spacing: -0.01em;
	border: 1px solid transparent;
	border-radius: 999px;
	padding: 0.9rem 1.6rem;
	cursor: pointer;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 0.55rem;
	white-space: nowrap;
	line-height: 1.1;
	transition: transform 0.25s var(--ease), box-shadow 0.3s var(--ease), background 0.2s ease;
}
.btn-signal { background: var(--signal); color: var(--signal-ink); box-shadow: 0 10px 28px -12px var(--signal-glow); }
.btn-signal:hover { background: var(--signal-bright); transform: translateY(-2px); }
.btn-ghost { background: var(--card); color: var(--ink); border-color: var(--line-strong); }
.btn-ghost:hover { border-color: var(--signal-deep); color: var(--signal-deep); }
.btn-sm { padding: 0.55rem 1.05rem; font-size: 0.88rem; }

/* ---- document layout ---- */
.doc { padding-block: clamp(2rem, 5vw, 3.5rem) clamp(3rem, 7vw, 5rem); }

.crumbs {
	font-family: var(--mono);
	font-size: 0.74rem;
	letter-spacing: 0.04em;
	color: var(--ink-faint);
	margin-bottom: 1.4rem;
}
.crumbs a:hover { color: var(--signal-deep); }
.crumbs span { color: var(--ink-mute); }

.eyebrow {
	display: inline-block;
	font-family: var(--mono);
	font-size: 0.72rem;
	letter-spacing: 0.22em;
	text-transform: uppercase;
	color: var(--signal-deep);
	margin-bottom: 0.8rem;
}

.doc h1 {
	font-family: var(--display);
	font-weight: 700;
	font-size: clamp(2.1rem, 5vw, 3.2rem);
	line-height: 1.04;
	letter-spacing: -0.02em;
	margin-bottom: 0.9rem;
}

.doc .lede {
	font-size: clamp(1.1rem, 2.2vw, 1.32rem);
	color: var(--ink-soft);
	max-width: 60ch;
	margin-bottom: 2.4rem;
	line-height: 1.5;
}

/* ---- prose ---- */
.prose { max-width: 100%; }

.prose h2 {
	font-family: var(--display);
	font-weight: 700;
	font-size: clamp(1.5rem, 3.4vw, 2.05rem);
	letter-spacing: -0.02em;
	margin: 2.6rem 0 0.9rem;
	padding-top: 1.4rem;
	border-top: 2px solid var(--ink);
}

.prose h3 {
	font-family: var(--display);
	font-weight: 700;
	font-size: 1.22rem;
	letter-spacing: -0.01em;
	margin: 1.8rem 0 0.5rem;
	color: var(--ink);
}

.prose p { color: var(--ink-soft); margin-bottom: 1.05rem; }

.prose ul, .prose ol { color: var(--ink-soft); margin: 0 0 1.2rem 1.3rem; }
.prose li { margin-bottom: 0.5rem; }

.prose a {
	color: var(--signal-deep);
	border-bottom: 1px solid var(--signal);
	transition: background 0.2s;
}
.prose a:hover { background: var(--signal-haze); }

.prose strong { color: var(--ink); font-weight: 700; }

.prose blockquote {
	border-left: 3px solid var(--signal);
	background: var(--paper-2);
	padding: 1rem 1.3rem;
	margin: 1.4rem 0;
	border-radius: 0 var(--r-sm) var(--r-sm) 0;
	color: var(--ink-soft);
}

.prose code {
	font-family: var(--mono);
	font-size: 0.88em;
	background: var(--paper-3);
	padding: 0.12em 0.4em;
	border-radius: 6px;
}

.prose hr { border: none; border-top: 1px solid var(--line); margin: 2.2rem 0; }

/* ---- tables ---- */
.prose table {
	width: 100%;
	border-collapse: collapse;
	margin: 1.4rem 0 1.8rem;
	font-size: 0.95rem;
}
.prose thead th {
	text-align: left;
	font-family: var(--display);
	font-weight: 700;
	color: var(--ink);
	border-bottom: 2px solid var(--ink);
	padding: 0.7rem 0.8rem;
	vertical-align: bottom;
}
.prose tbody td {
	border-bottom: 1px solid var(--line);
	padding: 0.7rem 0.8rem;
	color: var(--ink-soft);
	vertical-align: top;
}
.prose tbody tr:nth-child(even) { background: var(--paper-2); }
.prose tbody td strong { color: var(--ink); }
.table-scroll { overflow-x: auto; }

/* ---- CTA band ---- */
.cta-band {
	margin-top: 3rem;
	padding: clamp(1.8rem, 4vw, 2.6rem);
	border: 1px solid var(--line);
	border-radius: var(--r-lg);
	background: radial-gradient(40rem 22rem at 50% 0%, var(--signal-haze), transparent 60%), var(--paper-2);
	text-align: center;
}
.cta-band h2 {
	font-family: var(--display);
	font-weight: 700;
	font-size: clamp(1.5rem, 3.6vw, 2.2rem);
	letter-spacing: -0.02em;
	margin-bottom: 0.6rem;
	border: none;
	padding: 0;
}
.cta-band p { color: var(--ink-soft); margin-bottom: 1.4rem; max-width: 52ch; margin-inline: auto; }
.cta-band .signal-text { color: var(--signal-deep); }

/* ---- footer ---- */
.site-footer {
	border-top: 1px solid var(--line);
	padding-block: 2.6rem;
	margin-top: 2rem;
	background: var(--paper-2);
}
.footer-grid {
	display: flex;
	align-items: flex-start;
	justify-content: space-between;
	gap: 1.6rem;
	flex-wrap: wrap;
}
.footer-res {
	display: flex;
	gap: 1.6rem;
	flex-wrap: wrap;
	font-size: 0.9rem;
	color: var(--ink-soft);
}
.footer-res a:hover { color: var(--signal-deep); }
.footer-meta { color: var(--ink-faint); font-size: 0.82rem; }
.footer-meta .tagline { display: block; margin-bottom: 0.3rem; }

@media (max-width: 640px) {
	.nav-links { display: none; }
}