/* StorageSage site. Flat, monochrome, no gradients or shadows. Color appears only where it carries meaning. */
:root {
  --bg: #fbfbfa;
  --surface: #ffffff;
  --ink: #111213;
  --muted: #5d6167;
  --faint: #8a8f96;
  --line: #e2e3e0;
  --subtle: #f0f0ee;
  --safe: #3f8a5a;
  --rebuild: #b5771a;
  --review: #c4493f;
  --info: #3f6fb0;
  --radius: 8px;
  --max: 1120px;
  --font: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Inter", "Segoe UI", system-ui, sans-serif;
  --mono: ui-monospace, "SF Mono", "JetBrains Mono", Menlo, Consolas, monospace;
}
:root[data-theme="dark"] {
  --bg: #121314;
  --surface: #1a1b1d;
  --ink: #f2f2f0;
  --muted: #a2a6ac;
  --faint: #7b8087;
  --line: #2b2d30;
  --subtle: #212326;
  --safe: #5ca878;
  --rebuild: #d99e3d;
  --review: #d6635a;
  --info: #6b9ad6;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #121314; --surface: #1a1b1d; --ink: #f2f2f0; --muted: #a2a6ac; --faint: #7b8087;
    --line: #2b2d30; --subtle: #212326; --safe: #5ca878; --rebuild: #d99e3d; --review: #d6635a; --info: #6b9ad6;
  }
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 16px/1.6 var(--font); -webkit-font-smoothing: antialiased; }
img, svg { max-width: 100%; display: block; }
a { color: inherit; text-decoration-color: var(--faint); text-underline-offset: 3px; }
a:hover { text-decoration-color: var(--ink); }
:focus-visible { outline: 2px solid var(--ink); outline-offset: 3px; border-radius: 4px; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--ink); color: var(--bg); padding: 8px 12px; border-radius: 6px; z-index: 100; }
.skip:focus { left: 8px; }

.wrap { max-width: var(--max); margin: 0 auto; padding: 0 24px; }
section { padding: 88px 0; }
section + section { border-top: 1px solid var(--line); }
.eyebrow { font-size: 12px; font-weight: 600; letter-spacing: .09em; text-transform: uppercase; color: var(--muted); margin: 0 0 14px; }
h1, h2, h3 { line-height: 1.1; letter-spacing: -0.02em; margin: 0; font-weight: 650; }
h1 { font-size: clamp(38px, 6vw, 68px); letter-spacing: -0.035em; }
h2 { font-size: clamp(28px, 3.6vw, 40px); }
h3 { font-size: 18px; letter-spacing: -0.01em; }
p { margin: 0 0 1em; }
.lede { font-size: clamp(17px, 1.6vw, 20px); color: var(--muted); max-width: 640px; }
.mono { font-family: var(--mono); font-size: .9em; }
.muted { color: var(--muted); }

/* Nav */
.nav { position: sticky; top: 0; z-index: 50; background: color-mix(in srgb, var(--bg) 92%, transparent); backdrop-filter: blur(8px); border-bottom: 1px solid var(--line); }
.nav .wrap { display: flex; align-items: center; gap: 28px; height: 60px; }
.brand { font-weight: 700; letter-spacing: -0.02em; text-decoration: none; display: flex; align-items: center; gap: 9px; }
.brand-mark { width: 20px; height: 20px; background: var(--ink); -webkit-mask: url("assets/logo-mark.svg") center / contain no-repeat; mask: url("assets/logo-mark.svg") center / contain no-repeat; }
.nav-links { display: flex; gap: 22px; margin-left: 12px; font-size: 14px; }
.nav-links a { text-decoration: none; color: var(--muted); }
.nav-links a:hover { color: var(--ink); }
.nav-spacer { flex: 1; }
.icon-btn { background: none; border: 1px solid var(--line); border-radius: 6px; width: 34px; height: 34px; color: var(--ink); cursor: pointer; font-size: 15px; }
.icon-btn:hover { background: var(--subtle); }

/* Buttons */
.btn { display: inline-flex; align-items: center; gap: 8px; font: 600 15px var(--font); padding: 12px 18px; border-radius: 6px; text-decoration: none; border: 1px solid var(--ink); cursor: pointer; }
.btn-solid { background: var(--ink); color: var(--bg); }
.btn-solid:hover { opacity: .86; }
.btn-line { background: transparent; color: var(--ink); border-color: var(--line); }
.btn-line:hover { background: var(--subtle); border-color: var(--faint); }
.btn-sm { padding: 8px 12px; font-size: 13px; }

/* Hero */
.hero { padding: 84px 0 72px; }
.hero-grid { display: grid; grid-template-columns: 1fr; gap: 56px; }
.hero h1 { max-width: 12ch; }
.hero .lede { margin-top: 22px; }
.cta-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.microcopy { margin-top: 16px; font-size: 14px; color: var(--muted); display: flex; flex-wrap: wrap; gap: 6px 18px; }
.microcopy span::before { content: ""; display: inline-block; width: 6px; height: 6px; background: var(--safe); border-radius: 50%; margin-right: 8px; vertical-align: middle; }

/* App preview (HTML replica of the real UI) */
.preview { border: 1px solid var(--line); border-radius: 12px; background: var(--surface); overflow: hidden; }
.preview-bar { display: flex; align-items: center; gap: 7px; padding: 11px 14px; border-bottom: 1px solid var(--line); background: var(--subtle); }
.dot { width: 10px; height: 10px; border-radius: 50%; background: var(--line); border: 1px solid var(--faint); opacity: .7; }
.preview-title { margin-left: 10px; font-size: 12px; color: var(--muted); font-weight: 600; }
.preview-body { display: grid; grid-template-columns: 1.15fr 1fr; min-height: 380px; }
.treemap { display: grid; gap: 3px; padding: 12px; grid-template-columns: repeat(6, 1fr); grid-template-rows: repeat(6, 1fr); border-right: 1px solid var(--line); min-height: 380px; }
.tm { color: #fff; padding: 9px 10px; font-size: 12px; font-weight: 600; border-radius: 3px; line-height: 1.25; overflow: hidden; }
.tm small { display: block; font-weight: 400; opacity: .85; font-size: 11px; }
.tm-1 { grid-area: 1 / 1 / 5 / 4; background: #c2614d; }
.tm-2 { grid-area: 1 / 4 / 3 / 7; background: #5285a8; }
.tm-3 { grid-area: 3 / 4 / 5 / 6; background: #5c6675; }
.tm-4 { grid-area: 3 / 6 / 5 / 7; background: #949e66; }
.tm-5 { grid-area: 5 / 1 / 7 / 3; background: #5c9e7a; }
.tm-6 { grid-area: 5 / 3 / 7 / 5; background: #cc9947; }
.tm-7 { grid-area: 5 / 5 / 7 / 7; background: #6a7078; }
.review { padding: 16px 16px 14px; display: flex; flex-direction: column; gap: 4px; }
.review-h { font-size: 13px; font-weight: 650; margin-bottom: 6px; }
.rrow { display: grid; grid-template-columns: 16px 1fr auto; gap: 10px; align-items: center; padding: 8px 0; border-bottom: 1px solid var(--line); font-size: 13px; }
.rrow .box { width: 14px; height: 14px; border: 1.5px solid var(--faint); border-radius: 3px; }
.rrow .box.on { background: var(--ink); border-color: var(--ink); }
.rrow b { font-weight: 600; display: block; }
.rrow small { color: var(--muted); font-size: 11.5px; }
.rrow .sz { font-variant-numeric: tabular-nums; font-weight: 600; }
.tag { display: inline-block; font-size: 10.5px; font-weight: 600; padding: 1px 6px; border-radius: 4px; border: 1px solid; margin-left: 6px; vertical-align: 1px; }
.tag.safe { color: var(--safe); border-color: color-mix(in srgb, var(--safe) 50%, transparent); }
.tag.rebuild { color: var(--rebuild); border-color: color-mix(in srgb, var(--rebuild) 50%, transparent); }
.tag.review { color: var(--review); border-color: color-mix(in srgb, var(--review) 50%, transparent); }
.totals { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-top: 12px; }
.total { border: 1px solid var(--line); border-radius: 6px; padding: 8px 10px; }
.total b { display: block; font-size: 17px; font-variant-numeric: tabular-nums; }
.total span { font-size: 11px; color: var(--muted); }
.caption { font-size: 12.5px; color: var(--faint); margin-top: 10px; }
.hero-shot { display: none; width: 100%; border: 1px solid var(--line); border-radius: 12px; }

/* Strip */
.strip { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; }
.strip > div { padding: 0 32px; border-left: 1px solid var(--line); }
.strip > div:first-child { padding-left: 0; border-left: 0; }
.strip .n { font: 600 12px var(--mono); color: var(--faint); margin-bottom: 14px; }
.strip h3 { margin-bottom: 8px; }
.strip p { color: var(--muted); margin: 0; font-size: 15px; }

/* Cards / labels */
.labels { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 44px; }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; }
.card h3 { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; }
.swatch { width: 10px; height: 10px; border-radius: 2px; display: inline-block; }
.card p { color: var(--muted); font-size: 15px; margin: 0 0 12px; }
.example { font-size: 13px; border-top: 1px solid var(--line); padding-top: 12px; margin-top: 4px; }
.example .path { font-family: var(--mono); font-size: 12px; color: var(--muted); word-break: break-all; }
.stats { display: flex; flex-wrap: wrap; gap: 44px; margin-top: 52px; padding-top: 32px; border-top: 1px solid var(--line); }
.stat b { display: block; font-size: 38px; letter-spacing: -0.03em; font-variant-numeric: tabular-nums; line-height: 1; }
.stat span { font-size: 13px; color: var(--muted); }
.levels { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 36px; }
.level { border-left: 3px solid var(--line); padding: 2px 0 2px 16px; }
.level h4 { margin: 0 0 4px; font-size: 15px; }
.level p { margin: 0; font-size: 14px; color: var(--muted); }

/* Tabs */
.tabs { display: flex; gap: 4px; margin-top: 40px; border-bottom: 1px solid var(--line); flex-wrap: wrap; }
.tab { background: none; border: 0; border-bottom: 2px solid transparent; font: 600 15px var(--font); color: var(--muted); padding: 12px 16px; cursor: pointer; margin-bottom: -1px; }
.tab[aria-selected="true"] { color: var(--ink); border-bottom-color: var(--ink); }
.tab:hover { color: var(--ink); }
.panel { display: none; padding-top: 32px; }
.panel.active { display: block; }
.panel-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.item { border: 1px solid var(--line); border-radius: var(--radius); padding: 16px 18px; background: var(--surface); }
.item h4 { margin: 0 0 4px; font-size: 15px; display: flex; justify-content: space-between; gap: 10px; }
.item .path { font-family: var(--mono); font-size: 11.5px; color: var(--muted); word-break: break-all; }
.item p { font-size: 13.5px; color: var(--muted); margin: 8px 0 0; }
.panel-note { margin-top: 20px; font-size: 14px; color: var(--muted); }

/* Safety */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: start; }
.checks { list-style: none; padding: 0; margin: 28px 0 0; display: grid; gap: 18px; }
.checks li { display: grid; grid-template-columns: 22px 1fr; gap: 10px; }
.checks li::before { content: ""; width: 9px; height: 9px; background: var(--ink); margin-top: 8px; border-radius: 1px; }
.checks b { display: block; }
.checks span { color: var(--muted); font-size: 15px; }
.never { border: 1px solid var(--line); border-radius: var(--radius); padding: 24px; background: var(--surface); }
.never h3 { margin-bottom: 4px; }
.never ul { list-style: none; padding: 0; margin: 16px 0 0; }
.never li { padding: 9px 0; border-top: 1px solid var(--line); font-size: 14.5px; display: flex; justify-content: space-between; gap: 16px; }
.never li span:last-child { color: var(--faint); font-family: var(--mono); font-size: 12px; text-align: right; }

/* Terminal */
.term { background: #16171a; color: #d9dbde; border-radius: 10px; padding: 20px 22px; font: 13px/1.75 var(--mono); overflow-x: auto; border: 1px solid #2b2d30; position: relative; }
.term .c { color: #7f848c; }
.term .p { color: #6f7680; user-select: none; }
.term .ok { color: #6fbf8b; }
.copy { position: absolute; top: 10px; right: 10px; background: #23252a; color: #c4c7cc; border: 1px solid #34373d; border-radius: 5px; font: 600 11px var(--font); padding: 4px 9px; cursor: pointer; }
.copy:hover { background: #2c2f35; }
.features { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; margin-top: 40px; }
.features .card { display: grid; gap: 4px; }
.features h3 { margin-bottom: 4px; }


/* FAQ */
.faq { margin-top: 36px; border-top: 1px solid var(--line); max-width: 780px; }
.faq details { border-bottom: 1px solid var(--line); padding: 20px 0; }
.faq summary { cursor: pointer; font-weight: 600; font-size: 17px; list-style: none; display: flex; justify-content: space-between; gap: 20px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-family: var(--mono); color: var(--muted); }
.faq details[open] summary::after { content: "−"; }
.faq details p { margin: 12px 0 0; color: var(--muted); max-width: 66ch; }

/* Download */
.dl { display: grid; grid-template-columns: 1.2fr 1fr; gap: 48px; align-items: start; }
.hash { font: 12px var(--mono); background: var(--subtle); border: 1px solid var(--line); border-radius: 6px; padding: 10px 12px; word-break: break-all; margin: 10px 0 0; }
.steps { padding-left: 20px; color: var(--muted); }
.steps li { margin-bottom: 8px; }
.limits { border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; background: var(--surface); }
.limits h3 { margin-bottom: 12px; }
.limits ul { margin: 0; padding-left: 18px; color: var(--muted); font-size: 14.5px; }
.limits li { margin-bottom: 8px; }

/* Coverage page */
.tools { display: flex; flex-wrap: wrap; gap: 10px; margin: 28px 0 8px; align-items: center; }
.search { flex: 1 1 280px; font: 15px var(--font); padding: 11px 14px; border: 1px solid var(--line); border-radius: 6px; background: var(--surface); color: var(--ink); }
.chip { font: 600 13px var(--font); padding: 8px 12px; border-radius: 6px; border: 1px solid var(--line); background: none; color: var(--muted); cursor: pointer; }
.chip[aria-pressed="true"] { background: var(--ink); color: var(--bg); border-color: var(--ink); }
select.chip { background: var(--surface); color: var(--ink); }
.ctable { width: 100%; border-collapse: collapse; margin-top: 8px; font-size: 14.5px; }
.ctable th { text-align: left; font-size: 12px; text-transform: uppercase; letter-spacing: .07em; color: var(--muted); padding: 10px 12px; border-bottom: 1px solid var(--line); font-weight: 600; }
.ctable td { padding: 11px 12px; border-bottom: 1px solid var(--line); vertical-align: top; }
.ctable tr.domain td { background: var(--subtle); font-weight: 650; font-size: 13px; padding: 8px 12px; border-bottom: 1px solid var(--line); }
.ctable .num { font-variant-numeric: tabular-nums; color: var(--muted); }
.lv { font-size: 12px; font-weight: 600; padding: 2px 8px; border-radius: 4px; border: 1px solid; white-space: nowrap; }
.lv.supported { color: var(--safe); border-color: color-mix(in srgb, var(--safe) 50%, transparent); }
.lv.community { color: var(--rebuild); border-color: color-mix(in srgb, var(--rebuild) 50%, transparent); }
.lv.unverified { color: var(--faint); border-color: var(--line); }
.count { font-size: 14px; color: var(--muted); margin: 8px 0 0; }

/* Footer */
footer { border-top: 1px solid var(--line); padding: 48px 0 64px; font-size: 14px; color: var(--muted); }
.foot { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 32px; }
.foot h4 { margin: 0 0 12px; font-size: 13px; color: var(--ink); }
.foot a { display: block; text-decoration: none; padding: 3px 0; }
.foot a:hover { color: var(--ink); text-decoration: underline; }
.legal { margin-top: 36px; padding-top: 20px; border-top: 1px solid var(--line); font-size: 13px; color: var(--faint); }

/* Prose pages */
.prose { max-width: 720px; padding: 72px 0 96px; }
.prose h1 { font-size: 44px; margin-bottom: 20px; }
.prose h2 { font-size: 22px; margin: 40px 0 10px; letter-spacing: -0.01em; }
.prose li { margin-bottom: 6px; color: var(--muted); }
.prose p { color: var(--muted); }

@media (max-width: 900px) {
  section { padding: 60px 0; }
  .preview-body, .split, .dl { grid-template-columns: 1fr; }
  .treemap { border-right: 0; border-bottom: 1px solid var(--line); min-height: 260px; }
  .strip, .labels, .levels, .panel-grid, .features { grid-template-columns: 1fr; }
  .strip > div { padding: 20px 0; border-left: 0; border-top: 1px solid var(--line); }
  .strip > div:first-child { border-top: 0; padding-top: 0; }
  .foot { grid-template-columns: 1fr 1fr; }
  .nav-links { display: none; }
  .split { gap: 40px; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }