/* ==========================================================================
   Ballast — ballast.ing
   System font only, no web fonts. Tokens in OKLCH. Light + dark.
   ========================================================================== */

:root {
  --bg:            oklch(1 0 0);
  --bg-sunken:     oklch(0.979 0.003 250);
  --surface:       oklch(1 0 0);
  --surface-raised:oklch(1 0 0);
  --text:          oklch(0.23 0.016 256);
  --text-2:        oklch(0.515 0.015 256);
  --text-3:        oklch(0.645 0.013 256);
  --hairline:      oklch(0.912 0.005 256);
  --hairline-soft: oklch(0.948 0.004 256);
  --accent:        oklch(0.48 0.155 248);
  --accent-hover:  oklch(0.42 0.155 248);
  --accent-ink:    oklch(0.985 0.005 248);
  --accent-soft:   oklch(0.962 0.022 248);
  --accent-edge:   oklch(0.87 0.055 248);

  --ok:      oklch(0.64 0.165 147);
  --warn:    oklch(0.735 0.165 68);
  --bad:     oklch(0.585 0.205 26);
  --idle:    oklch(0.68 0.012 256);

  --shadow-card: 0 1px 2px oklch(0.23 0.016 256 / 0.04);
  --shadow-pop:  0 24px 60px -16px oklch(0.23 0.03 256 / 0.28),
                 0 2px 8px oklch(0.23 0.03 256 / 0.08);

  --measure: 1120px;
  --prose: 44rem;
  --radius: 14px;
  --radius-sm: 9px;

  --mono: ui-monospace, "SF Mono", SFMono-Regular, Menlo, monospace;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg:            oklch(0.175 0.012 258);
    --bg-sunken:     oklch(0.205 0.013 258);
    --surface:       oklch(0.215 0.013 258);
    --surface-raised:oklch(0.245 0.014 258);
    --text:          oklch(0.965 0.004 256);
    --text-2:        oklch(0.735 0.012 256);
    --text-3:        oklch(0.605 0.013 256);
    --hairline:      oklch(0.305 0.013 258);
    --hairline-soft: oklch(0.262 0.013 258);
    --accent:        oklch(0.70 0.145 248);
    --accent-hover:  oklch(0.78 0.135 248);
    --accent-ink:    oklch(0.17 0.03 248);
    --accent-soft:   oklch(0.265 0.045 248);
    --accent-edge:   oklch(0.37 0.07 248);

    --ok:   oklch(0.72 0.16 147);
    --warn: oklch(0.79 0.15 70);
    --bad:  oklch(0.68 0.185 26);
    --idle: oklch(0.56 0.012 256);

    --shadow-card: 0 1px 2px oklch(0 0 0 / 0.25);
    --shadow-pop:  0 28px 70px -16px oklch(0 0 0 / 0.65),
                   0 2px 10px oklch(0 0 0 / 0.35);
  }
}

/* --- reset ---------------------------------------------------------------- */

*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }

html {
  /* Respects the user's text-size setting; everything below sizes in rem. */
  font: 100%/1.6 system-ui, -apple-system, "Segoe UI", sans-serif;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  background: var(--bg);
  color: var(--text);
  overflow-x: hidden;
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; }
button { font: inherit; color: inherit; background: none; border: 0; padding: 0; }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 4px;
}

::selection { background: var(--accent-soft); color: var(--text); }

/* --- type ----------------------------------------------------------------- */

/* Tracking is size-specific: tight as text grows, near zero for body copy. */

h1, h2, h3 { font-weight: 600; }

.display {
  font-size: clamp(2.25rem, 1.15rem + 4.4vw, 4.1rem);
  line-height: 1.04;
  letter-spacing: -0.028em;
  font-weight: 700;
  text-wrap: balance;
}

h2 {
  font-size: clamp(1.75rem, 1.2rem + 2vw, 2.6rem);
  line-height: 1.1;
  letter-spacing: -0.022em;
  text-wrap: balance;
}

h3 {
  font-size: 1.0625rem;
  line-height: 1.35;
  letter-spacing: -0.011em;
}

.lede {
  font-size: clamp(1.0625rem, 0.98rem + 0.4vw, 1.25rem);
  line-height: 1.55;
  letter-spacing: -0.006em;
  color: var(--text-2);
  text-wrap: pretty;
}

p { text-wrap: pretty; }

.eyebrow {
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: var(--accent);
}

.muted { color: var(--text-2); }
.fine  { font-size: 0.875rem; color: var(--text-3); }

code, kbd, .mono { font-family: var(--mono); font-size: 0.9em; }

/* --- layout --------------------------------------------------------------- */

.wrap {
  width: min(100% - 2.5rem, var(--measure));
  margin-inline: auto;
}

section { padding-block: clamp(4rem, 2rem + 7vw, 7.5rem); }
.sunken { background: var(--bg-sunken); border-block: 1px solid var(--hairline-soft); }

.section-head { max-width: var(--prose); margin-bottom: 3rem; }
.section-head > * + * { margin-top: 0.875rem; }
.center { margin-inline: auto; text-align: center; }

/* --- nav ------------------------------------------------------------------ */

.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  /* A translucent layer the page scrolls under, not an opaque strip. */
  background: color-mix(in oklab, var(--bg) 72%, transparent);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid color-mix(in oklab, var(--hairline) 60%, transparent);
}

.nav-inner {
  display: flex;
  align-items: center;
  gap: 1.75rem;
  height: 3.5rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 600;
  letter-spacing: -0.015em;
  text-decoration: none;
  font-size: 1.0625rem;
}
.brand svg { width: 22px; height: 22px; border-radius: 5px; }

.nav-links {
  display: flex;
  gap: 1.5rem;
  margin-left: auto;
  font-size: 0.9375rem;
}
.nav-links a {
  color: var(--text-2);
  text-decoration: none;
  transition: color 120ms ease-out;
}
.nav-links a:hover { color: var(--text); }

/* --- buttons -------------------------------------------------------------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.6875rem 1.25rem;
  border-radius: 10px;
  font-size: 0.9375rem;
  font-weight: 500;
  letter-spacing: -0.008em;
  text-decoration: none;
  cursor: pointer;
  white-space: nowrap;
  transition: background-color 140ms ease-out, border-color 140ms ease-out,
              transform 100ms ease-out;
}

/* Feedback on press, not release. */
.btn:active { transform: scale(0.97); }

.btn-primary { background: var(--accent); color: var(--accent-ink); }
.btn-primary:hover { background: var(--accent-hover); }

.btn-ghost {
  border: 1px solid var(--hairline);
  background: var(--surface);
  color: var(--text);
}
.btn-ghost:hover { border-color: var(--text-3); }

.btn-sm { padding: 0.4375rem 0.875rem; font-size: 0.875rem; border-radius: 8px; }

.btn-text {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--text-2);
  text-decoration: none;
  cursor: pointer;
  transition: color 120ms ease-out;
}
.btn-text:hover { color: var(--accent); }
.btn-text:active { transform: scale(0.97); }

.link {
  color: var(--accent);
  text-decoration-thickness: 1px;
  text-underline-offset: 2px;
}

/* --- hero ----------------------------------------------------------------- */

.hero { padding-top: clamp(3.5rem, 2rem + 5vw, 6rem); padding-bottom: 0; }

.hero-copy { max-width: 48rem; margin-inline: auto; text-align: center; }
.hero-copy > * + * { margin-top: 1.375rem; }

.pill {
  display: inline-flex;
  align-items: center;
  gap: 0.4375rem;
  padding: 0.3125rem 0.75rem 0.3125rem 0.5625rem;
  border: 1px solid var(--accent-edge);
  background: var(--accent-soft);
  color: var(--accent);
  border-radius: 999px;
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: -0.004em;
}
.pill svg { width: 13px; height: 13px; }

.hero-actions {
  display: flex;
  gap: 0.875rem;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  margin-top: 1.75rem;
}

.hero-fine { font-size: 0.875rem; color: var(--text-3); margin-top: 1rem; }

/* --- the product visual --------------------------------------------------- */

.stage {
  margin-top: clamp(2.5rem, 1rem + 5vw, 4.5rem);
  padding: 0 1rem;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.mac {
  width: min(100%, 980px);
  border-radius: 16px 16px 0 0;
  overflow: hidden;
  border: 1px solid var(--hairline);
  border-bottom: 0;
  background:
    radial-gradient(120% 140% at 25% 0%, oklch(0.62 0.13 248 / 0.22), transparent 62%),
    radial-gradient(110% 120% at 85% 10%, oklch(0.58 0.12 192 / 0.18), transparent 58%),
    var(--bg-sunken);
  padding-bottom: clamp(1.5rem, 1rem + 2vw, 2.5rem);
}

/* macOS menu bar strip */
.menubar {
  display: flex;
  align-items: center;
  gap: 1.125rem;
  height: 26px;
  padding-inline: 0.75rem;
  font-size: 11.5px;
  background: color-mix(in oklab, var(--bg) 55%, transparent);
  backdrop-filter: blur(14px) saturate(160%);
  -webkit-backdrop-filter: blur(14px) saturate(160%);
  border-bottom: 1px solid color-mix(in oklab, var(--hairline) 45%, transparent);
  color: var(--text-2);
}
.menubar-apps { display: flex; gap: 1.0625rem; }
.menubar-apps b { font-weight: 600; color: var(--text); }
.menubar-right {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 0.875rem;
}

/* The Ballast menu bar item itself: glyph + a count of what's wrong. */
.menubar-item {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  padding: 1px 4px;
  border-radius: 5px;
  color: var(--text);
  transition: background-color 180ms ease-out;
}
.menubar-item.is-alert { background: color-mix(in oklab, var(--text) 10%, transparent); }
.menubar-item svg { width: 14px; height: 14px; }
.menubar-item .count {
  font-size: 11px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  opacity: 0;
  max-width: 0;
  overflow: hidden;
  transition: opacity 200ms ease-out, max-width 200ms ease-out;
}
.menubar-item.is-alert .count { opacity: 1; max-width: 1.5rem; }

/* The popover. Width and metrics mirror MenuContentView / ContainerRow. */
.popover-anchor {
  display: flex;
  justify-content: flex-end;
  padding: 0.5rem 0.625rem 0;
}

.popover {
  width: 340px;
  max-width: 100%;
  zoom: var(--pop-zoom, 1);
  text-align: left;
  background: var(--surface-raised);
  border: 1px solid color-mix(in oklab, var(--hairline) 85%, transparent);
  border-radius: 12px;
  box-shadow: var(--shadow-pop);
  /* Anchored to the menu bar item it came from. */
  transform-origin: top right;
  overflow: hidden;
  font-size: 13px;
  line-height: 1.3;
}

.pop-header {
  display: flex;
  align-items: baseline;
  gap: 6px;
  padding: 9px 12px;
}
.pop-title { font-size: 13px; font-weight: 600; letter-spacing: -0.006em; }
.pop-summary {
  font-size: 11px;
  color: var(--text-2);
  font-variant-numeric: tabular-nums;
}
.pop-tools { margin-left: auto; display: flex; gap: 4px; align-self: center; }
.pop-tool {
  width: 20px; height: 20px;
  display: grid; place-items: center;
  border-radius: 6px;
  color: var(--text-2);
  background: color-mix(in oklab, var(--text) 6%, transparent);
}
.pop-tool svg { width: 11px; height: 11px; }

.pop-divider { height: 1px; background: var(--hairline); }

.pop-list { padding: 4px; }

.pop-group {
  display: flex;
  align-items: baseline;
  gap: 4px;
  padding: 7px 10px 3px;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--text-3);
}
.pop-group .n { font-weight: 400; opacity: 0.7; }

.row {
  display: flex;
  align-items: center;
  gap: 8px;
  height: 28px;
  padding: 4px 8px;
  border-radius: 6px;
  transition: background-color 120ms ease-out;
}
.row:hover { background: color-mix(in oklab, var(--text) 6%, transparent); }
.row.is-hot { background: var(--accent); color: var(--accent-ink); }
.row.is-hot .row-ver, .row.is-hot .row-port { color: inherit; opacity: 0.75; }

.row-glyph { width: 14px; flex: none; display: grid; place-items: center; }
.row-glyph svg { width: 11px; height: 11px; }

.row-name { font-size: 13px; letter-spacing: -0.004em; white-space: nowrap; }
.row-ver {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--text-3);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  display: none;
}
.row:hover .row-ver { display: block; }
.row-port {
  margin-left: auto;
  font-family: var(--mono);
  font-size: 10.5px;
  color: var(--text-3);
  font-variant-numeric: tabular-nums;
  flex: none;
}
.row-port.is-na { opacity: 0.55; }

/* Hover swaps the port for the controls, as the app does. */
.row-actions { margin-left: auto; display: none; gap: 2px; flex: none; }
.row-actions button {
  width: 18px; height: 18px;
  flex: none;
  display: grid; place-items: center;
  border-radius: 5px;
  color: var(--text-2);
  cursor: pointer;
}
.row-actions button:hover { background: color-mix(in oklab, var(--text) 10%, transparent); }
.row-actions button:active { transform: scale(0.9); }
.row-actions svg { width: 11px; height: 11px; }
.row:hover .row-port { display: none; }
.row:hover .row-actions { display: flex; }
.row.no-open:hover { background: none; }

/* While an action is in flight the app shows a spinner in a fixed frame, so
   the row neither reflows nor offers the control a second time. */
.row-busy {
  margin-left: auto;
  display: none;
  align-items: center;
  justify-content: flex-end;
  gap: 5px;
  flex: none;
}
.row.is-busy .row-busy { display: flex; }
.row.is-busy .row-port,
.row.is-busy .row-actions,
.row.is-busy .row-ver { display: none; }
.row.is-busy { background: none; }

.busy-label {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--text-3);
  white-space: nowrap;
}

.spinner {
  width: 11px;
  height: 11px;
  flex: none;
  border-radius: 50%;
  border: 1.6px solid color-mix(in oklab, var(--text) 20%, transparent);
  border-top-color: var(--text-2);
  animation: spin 700ms linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

.pop-footer {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 7px 12px;
  font-size: 11px;
  color: var(--text-3);
}



/* --- how it works --------------------------------------------------------- */

.flow {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  counter-reset: step;
}

.flow-step {
  background: var(--surface);
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: var(--shadow-card);
}
.flow-step > * + * { margin-top: 0.625rem; }

.step-n {
  width: 26px; height: 26px;
  display: grid; place-items: center;
  border-radius: 8px;
  background: var(--accent-soft);
  color: var(--accent);
  border: 1px solid var(--accent-edge);
  font-size: 0.8125rem;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  margin-bottom: 1rem;
}

.flow-step p { font-size: 0.9375rem; color: var(--text-2); }

.wire {
  margin-top: 1.75rem;
  background: var(--surface);
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  padding: 1.25rem 1.5rem;
  overflow-x: auto;
}
.wire pre {
  font-family: var(--mono);
  font-size: 0.75rem;
  line-height: 1.75;
  color: var(--text-2);
  white-space: pre;
}
.wire .hl { color: var(--accent); font-weight: 600; }

/* --- signals -------------------------------------------------------------- */

.signals {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
  margin-top: 1.75rem;
}

.signal {
  background: var(--surface);
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  padding: 1.375rem 1.5rem;
}
.signal > * + * { margin-top: 0.5rem; }
.signal p { font-size: 0.9375rem; color: var(--text-2); }
.signal h3 { display: flex; align-items: center; gap: 0.5rem; }
.signal h3 svg { width: 15px; height: 15px; flex: none; }

.callout {
  margin-top: 1.25rem;
  display: flex;
  gap: 0.875rem;
  padding: 1.25rem 1.5rem;
  border: 1px solid var(--accent-edge);
  background: var(--accent-soft);
  border-radius: var(--radius);
}
.callout svg { width: 18px; height: 18px; flex: none; color: var(--accent); margin-top: 2px; }
.callout p { font-size: 0.9375rem; color: var(--text-2); }
.callout strong { color: var(--text); font-weight: 600; }

/* --- feature cards -------------------------------------------------------- */

.cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
}

.card {
  background: var(--surface);
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
}
.card .card-art { margin-bottom: 0.5rem; }
.card p { font-size: 0.9375rem; color: var(--text-2); }
.card.span-2 { grid-column: span 2; }

/* Small faithful fragments of the real UI used as card art. */
.chiplist { display: flex; flex-direction: column; gap: 3px; }
.chip {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 4px 8px;
  border-radius: 6px;
  background: var(--bg-sunken);
  border: 1px solid var(--hairline-soft);
  font-size: 12px;
}
.chip .row-glyph svg { width: 10px; height: 10px; }
.chip .meta {
  margin-left: auto;
  font-family: var(--mono);
  font-size: 10px;
  color: var(--text-3);
}
/* The row highlight in the app is a neutral 8% tint, not the accent. */
.chip.is-hover {
  background: color-mix(in oklab, var(--text) 8%, var(--surface));
  border-color: transparent;
}

.notif {
  border: 1px solid var(--hairline);
  background: var(--bg-sunken);
  border-radius: 11px;
  padding: 0.625rem 0.75rem;
  display: flex;
  gap: 0.625rem;
  align-items: flex-start;
}
.notif .ico {
  width: 26px; height: 26px; flex: none;
  border-radius: 7px;
  background: var(--accent);
  display: grid; place-items: center;
}
.notif .ico svg { width: 15px; height: 15px; }
.notif-title { font-size: 12.5px; font-weight: 600; }
.notif-body { font-size: 11.5px; color: var(--text-2); }
.notif-when { margin-left: auto; font-size: 10.5px; color: var(--text-3); flex: none; }

/* --- label table ---------------------------------------------------------- */

.labels { width: 100%; border-collapse: collapse; font-size: 0.9375rem; }
.labels th {
  text-align: left;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-3);
  padding: 0 0.75rem 0.625rem 0;
  border-bottom: 1px solid var(--hairline);
}
.labels td {
  padding: 0.5625rem 0.75rem 0.5625rem 0;
  border-bottom: 1px solid var(--hairline-soft);
  color: var(--text-2);
  vertical-align: baseline;
}
.labels td:first-child { white-space: nowrap; }
.labels code {
  font-size: 0.8125rem;
  color: var(--accent);
  background: var(--accent-soft);
  padding: 0.125rem 0.375rem;
  border-radius: 5px;
}
.labels tr:last-child td { border-bottom: 0; }

/* --- privacy list --------------------------------------------------------- */

.checks { list-style: none; padding: 0; display: grid; gap: 1.125rem; }
.checks li { display: flex; gap: 0.75rem; align-items: flex-start; }
.checks svg { width: 19px; height: 19px; flex: none; color: var(--accent); margin-top: 2px; }
.checks p { font-size: 0.9375rem; color: var(--text-2); }
.checks strong { color: var(--text); font-weight: 600; display: block; }

.two-col {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: clamp(2rem, 1rem + 4vw, 4.5rem);
  align-items: start;
}

/* --- requirements --------------------------------------------------------- */

.reqs {
  list-style: none;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}
.reqs li {
  background: var(--surface);
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  padding: 1.25rem 1.375rem;
}
.reqs strong { display: block; font-size: 0.9375rem; font-weight: 600; margin-bottom: 0.25rem; }
.reqs span { font-size: 0.875rem; color: var(--text-2); }

/* --- closing + footer ----------------------------------------------------- */

.closing { text-align: center; }
.closing > * + * { margin-top: 1.25rem; }
.closing svg.mark { width: 56px; height: 56px; margin-inline: auto; border-radius: 13px; }

footer {
  border-top: 1px solid var(--hairline);
  padding-block: 2.5rem;
  font-size: 0.875rem;
  color: var(--text-3);
}
.foot-inner {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}
.foot-links { margin-left: auto; display: flex; gap: 1.5rem; flex-wrap: wrap; }
.foot-links a { color: var(--text-2); text-decoration: none; }
.foot-links a:hover { color: var(--text); }

/* --- responsive ----------------------------------------------------------- */

@media (min-width: 900px) {
  .popover { --pop-zoom: 1.2; }
}

@media (max-width: 860px) {
  .flow, .signals, .cards, .reqs, .two-col { grid-template-columns: minmax(0, 1fr); }
  .card.span-2 { grid-column: auto; }
}

@media (max-width: 680px) {
  .nav-links { display: none; }
  .menubar-apps { display: none; }
  .popover-anchor { justify-content: center; padding-inline: 0.5rem; }
  .mac { border-radius: 14px 14px 0 0; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .hero-actions .btn { width: 100%; }
  .hero-actions .btn-text { justify-content: center; }
}

/* On touch, the hover-to-reveal controls would be unreachable — show ports. */
@media (hover: none) {
  .row:hover .row-port { display: block; }
  .row:hover .row-actions { display: none; }
  .row:hover .row-ver { display: none; }
  .row:hover { background: none; }
}

/* --- accessibility preferences -------------------------------------------- */

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .btn:active { transform: none; }
  .row-actions button:active { transform: none; }
  .spinner { border-top-color: color-mix(in oklab, var(--text) 20%, transparent); opacity: 0.7; }
}

@media (prefers-reduced-transparency: reduce) {
  .nav { background: var(--bg); backdrop-filter: none; -webkit-backdrop-filter: none; }
  .menubar { background: var(--bg); backdrop-filter: none; -webkit-backdrop-filter: none; }
}

@media (prefers-contrast: more) {
  :root { --hairline: var(--text-3); --hairline-soft: var(--text-3); --text-2: var(--text); }
  .nav { background: var(--bg); backdrop-filter: none; }
}