/* hddscan site.  No build step, no fonts fetched, no script: the same
 * no-dependencies stance as the tool, and a page that works from a file. */

:root {
	--bg: #f7f6f2;
	--surface: #ffffff;
	--ink: #1d2027;
	--muted: #5b6270;
	--line: #e3e0d8;
	--accent: #b4561f;        /* amber: a sector taking too long */
	--accent-ink: #ffffff;
	--good: #2f7d32;
	--warn: #9a6a00;
	--bad: #b3261e;
	--code-bg: #eeece6;
	--term: #1b1f27;
	--shadow: 0 1px 2px rgba(20, 22, 28, .06), 0 8px 24px rgba(20, 22, 28, .06);
	--mono: "DejaVu Sans Mono", Menlo, Consolas, "Liberation Mono", monospace;
	--sans: -apple-system, "Segoe UI", system-ui, Helvetica, Arial, sans-serif;
	--wide: 1120px;
	--text: 720px;
	color-scheme: light;
}

@media (prefers-color-scheme: dark) {
	:root:not([data-theme="light"]) {
		--bg: #12151b;
		--surface: #1a1e26;
		--ink: #e6e8ee;
		--muted: #9aa3b2;
		--line: #2a303b;
		--accent: #e8924f;
		--accent-ink: #12151b;
		--good: #8fd66b;
		--warn: #e5c07b;
		--bad: #ff7b72;
		--code-bg: #222731;
		--shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 8px 24px rgba(0, 0, 0, .25);
		color-scheme: dark;
	}
}

:root[data-theme="dark"] {
	--bg: #12151b;
	--surface: #1a1e26;
	--ink: #e6e8ee;
	--muted: #9aa3b2;
	--line: #2a303b;
	--accent: #e8924f;
	--accent-ink: #12151b;
	--good: #8fd66b;
	--warn: #e5c07b;
	--bad: #ff7b72;
	--code-bg: #222731;
	color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-padding-top: 72px; }

body {
	margin: 0;
	background: var(--bg);
	color: var(--ink);
	font: 17px/1.6 var(--sans);
	overflow-x: hidden;
}

a { color: var(--accent); text-underline-offset: 2px; }
a:hover { text-decoration-thickness: 2px; }

code, pre, kbd { font-family: var(--mono); font-size: .88em; }
code { background: var(--code-bg); padding: .08em .35em; border-radius: 4px; }
a code { color: inherit; }
kbd {
	display: inline-block;
	min-width: 1.6em;
	padding: .05em .45em;
	border: 1px solid var(--line);
	border-bottom-width: 2px;
	border-radius: 5px;
	background: var(--surface);
	text-align: center;
	font-size: .82em;
}
pre {
	background: var(--code-bg);
	padding: 14px 16px;
	border-radius: 8px;
	overflow-x: auto;
	line-height: 1.5;
	font-size: .84em;
}
pre code { background: none; padding: 0; font-size: inherit; }

img { max-width: 100%; height: auto; }

.wrap { max-width: var(--wide); margin: 0 auto; padding: 0 16px; }
.narrow { max-width: var(--text); }

/* ---- header */
.top {
	position: sticky;
	top: 0;
	z-index: 10;
	background: color-mix(in srgb, var(--bg) 88%, transparent);
	backdrop-filter: saturate(1.4) blur(8px);
	border-bottom: 1px solid var(--line);
}
.top .wrap { display: flex; align-items: center; gap: 24px; height: 56px; }
.brand {
	font: 700 18px/1 var(--mono);
	color: var(--ink);
	text-decoration: none;
	letter-spacing: -.02em;
}
.brand span { color: var(--accent); }
.top nav { margin-left: auto; display: flex; gap: 20px; font-size: 15px; }
.top nav a { color: var(--muted); text-decoration: none; }
.top nav a:hover, .top nav a[aria-current] { color: var(--ink); }

/* ---- landing */
.hero { padding: 72px 0 40px; }
.hero h1 {
	font-size: clamp(34px, 5.4vw, 58px);
	line-height: 1.06;
	letter-spacing: -.025em;
	margin: 0 0 20px;
	max-width: 17ch;
}
.hero h1 em { font-style: normal; color: var(--accent); }
.lead { font-size: clamp(18px, 2.1vw, 21px); color: var(--muted); max-width: 44ch; margin: 0 0 28px; }
.cta { display: flex; flex-wrap: wrap; gap: 12px; }
.btn {
	display: inline-block;
	padding: 11px 20px;
	border-radius: 8px;
	font-weight: 600;
	font-size: 16px;
	text-decoration: none;
	border: 1px solid var(--line);
	color: var(--ink);
	background: var(--surface);
}
.btn.primary { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); }
.btn:hover { text-decoration: none; filter: brightness(1.05); }

.shot {
	margin: 0;
	border-radius: 10px;
	overflow: hidden;
	box-shadow: var(--shadow);
	background: var(--term);
	line-height: 0;
}
.shot img { width: 100%; display: block; }
figure { margin: 28px 0; }
figcaption { font-size: 14px; color: var(--muted); margin-top: 10px; line-height: 1.5; }
.hero .shot { margin-top: 48px; }

section.band { padding: 64px 0; border-top: 1px solid var(--line); }
section.band h2 {
	font-size: clamp(26px, 3.4vw, 36px);
	line-height: 1.15;
	letter-spacing: -.02em;
	margin: 0 0 16px;
}
.kicker {
	font: 600 13px/1 var(--sans);
	letter-spacing: .08em;
	text-transform: uppercase;
	color: var(--accent);
	margin: 0 0 14px;
}

.split { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
@media (max-width: 860px) { .split { grid-template-columns: 1fr; gap: 28px; } }

/* the SMART-says-OK case, as numbers */
.evidence {
	background: var(--surface);
	border: 1px solid var(--line);
	border-radius: 12px;
	padding: 8px 22px;
	box-shadow: var(--shadow);
}
.evidence dl { margin: 0; }
.evidence div {
	display: flex;
	justify-content: space-between;
	gap: 16px;
	padding: 14px 0;
	border-bottom: 1px solid var(--line);
}
.evidence div:last-child { border-bottom: 0; }
.evidence dt { color: var(--muted); }
.evidence dd { margin: 0; font: 600 18px/1.3 var(--mono); text-align: right; }
.evidence .ok { color: var(--good); }
.evidence .bad { color: var(--bad); }

.steps { counter-reset: step; display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 28px; }
@media (max-width: 860px) { .steps { grid-template-columns: 1fr; } }
.steps li {
	list-style: none;
	background: var(--surface);
	border: 1px solid var(--line);
	border-radius: 12px;
	padding: 22px;
}
.steps li::before {
	counter-increment: step;
	content: counter(step);
	display: inline-grid;
	place-items: center;
	width: 30px;
	height: 30px;
	border-radius: 50%;
	background: var(--accent);
	color: var(--accent-ink);
	font-weight: 700;
	margin-bottom: 12px;
}
.steps { padding: 0; }
.steps h3 { margin: 0 0 6px; font-size: 18px; }
.steps p { margin: 0; color: var(--muted); font-size: 16px; }

.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(290px, 1fr)); gap: 20px; margin-top: 28px; }
.card {
	background: var(--surface);
	border: 1px solid var(--line);
	border-radius: 12px;
	padding: 22px 22px 18px;
}
.card h3 { margin: 0 0 8px; font-size: 18px; line-height: 1.3; }
.card p { margin: 0 0 8px; color: var(--muted); font-size: 16px; }
.card a { font-size: 15px; }

footer { border-top: 1px solid var(--line); padding: 32px 0 48px; color: var(--muted); font-size: 14px; }
footer .wrap { display: flex; flex-wrap: wrap; gap: 8px 24px; justify-content: space-between; }

/* ---- guide */
.guide { display: grid; grid-template-columns: 230px minmax(0, 1fr); gap: 48px; padding: 40px 0 64px; }
@media (max-width: 960px) { .guide { grid-template-columns: 1fr; gap: 8px; } }
.toc { position: sticky; top: 80px; align-self: start; font-size: 14px; max-height: calc(100vh - 100px); overflow-y: auto; }
.toc p { font-weight: 700; margin: 0 0 8px; }
.toc ul { list-style: none; margin: 0 0 16px; padding: 0; }
.toc li { margin: 4px 0; }
.toc ul ul { padding-left: 12px; margin: 2px 0 6px; }
.toc a { color: var(--muted); text-decoration: none; }
.toc a:hover { color: var(--ink); }
@media (max-width: 960px) {
	.toc { position: static; max-height: none; border: 1px solid var(--line); border-radius: 10px; padding: 16px; background: var(--surface); }
	.toc ul ul { display: none; }
}

.doc { min-width: 0; }
.doc h1 { font-size: clamp(30px, 4vw, 42px); letter-spacing: -.02em; line-height: 1.1; margin: 0 0 12px; }
.doc h2 { font-size: 28px; letter-spacing: -.015em; margin: 56px 0 12px; padding-top: 8px; border-top: 1px solid var(--line); }
.doc h3 { font-size: 20px; margin: 32px 0 8px; }
.doc > p, .doc section > p, .doc li { max-width: var(--text); }

table { border-collapse: collapse; width: 100%; font-size: 15px; margin: 16px 0; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { font-weight: 600; color: var(--muted); font-size: 13px; text-transform: uppercase; letter-spacing: .04em; }
.table-wrap { overflow-x: auto; }

.callout {
	border-left: 3px solid var(--accent);
	background: var(--surface);
	padding: 12px 16px;
	border-radius: 0 8px 8px 0;
	margin: 20px 0;
	max-width: var(--text);
	font-size: 16px;
}
.callout p { margin: 0; }

.verdict { font: 700 13px/1 var(--mono); padding: 3px 7px; border-radius: 4px; }
.v-ok { color: var(--good); border: 1px solid currentColor; }
.v-warn { color: var(--warn); border: 1px solid currentColor; }
.v-bad { color: var(--bad); border: 1px solid currentColor; }

/* the generated option reference */
.usage { font-size: .82em; }
.optnav ul { display: flex; flex-wrap: wrap; gap: 6px 14px; list-style: none; padding: 0; margin: 12px 0 8px; font-size: 14px; }
.optgroup h3 { margin-top: 36px; }
dl.opts { margin: 0; }
dl.opts dt { margin-top: 16px; }
dl.opts dt code { font-weight: 600; background: none; padding: 0; color: var(--ink); }
dl.opts dd { margin: 4px 0 0 0; color: var(--muted); font-size: 16px; max-width: var(--text); }
dl.opts dt:target, dl.opts dt:target + dd { background: color-mix(in srgb, var(--accent) 12%, transparent); }
.optpre { background: none; padding: 0; margin: 0; font-size: 14px; color: var(--muted); white-space: pre-wrap; }
.exit { margin-top: 32px; font-family: var(--mono); font-size: 14px; }