/* KnoxBoost — one stylesheet, two layers.
   LAYER 1 is the design system (claude.ai/design project "KnoxBoost",
   5d5fe4e7-17a9-4b5f-a492-d9de6382091c) copied verbatim except that the
   Google Fonts @import is replaced with self-hosted @font-face below.
   LAYER 2 is the site layer: page patterns shared by every page, built
   only from the system's tokens and grammar. Keep them in this order. */

/* ---------- fonts (self-hosted latin subsets, OFL) ---------- */
@font-face{
  font-family:"Instrument Sans";
  src:url("/fonts/instrumentsans-var-latin.woff2") format("woff2");
  font-weight:400 700;font-style:normal;font-display:swap;
  unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;
}
@font-face{
  font-family:"JetBrains Mono";
  src:url("/fonts/jetbrainsmono-var-latin.woff2") format("woff2");
  font-weight:400 500;font-style:normal;font-display:swap;
  unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;
}

/* ══════════════════════════════════════════════════════════════════════════
   LAYER 1 — design-system tokens and component classes (source of truth:
   styles.css in the design project; retune there, then re-sync here).
   ══════════════════════════════════════════════════════════════════════ */

:root {
  --color-bg: #0b0c0e;
  --color-surface: #131519;
  --color-text: #ecedef;
  --color-accent: #c9a961;
  --color-accent-2: #6e9be0;
  --color-divider: color-mix(in srgb, #ecedef 14%, transparent);

  --color-neutral-100: #f4f5f7;
  --color-neutral-200: #e2e4e8;
  --color-neutral-300: #c7cad1;
  --color-neutral-400: #a2a6af;
  --color-neutral-500: #7e828c;
  --color-neutral-600: #5c606a;
  --color-neutral-700: #41454e;
  --color-neutral-800: #2a2d34;
  --color-neutral-900: #16181c;

  --color-accent-100: #f8f1e2;
  --color-accent-200: #efe2c6;
  --color-accent-300: #e3cfa1;
  --color-accent-400: #d7bc80;
  --color-accent-500: #c9a961;
  --color-accent-600: #a98d4c;
  --color-accent-700: #86703c;
  --color-accent-800: #5e4f2b;
  --color-accent-900: #38301b;

  --color-accent-2-100: #eaf1fd;
  --color-accent-2-200: #d2e1fa;
  --color-accent-2-300: #b1cbf4;
  --color-accent-2-400: #8fb2ec;
  --color-accent-2-500: #6e9be0;
  --color-accent-2-600: #5a7fbb;
  --color-accent-2-700: #466394;
  --color-accent-2-800: #31456a;
  --color-accent-2-900: #1e2b42;

  --font-heading: "Instrument Sans", system-ui, sans-serif;
  --font-heading-weight: 600;
  --font-body: "Instrument Sans", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;

  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-6: 24px;
  --space-8: 40px;

  --radius-sm: 0px;
  --radius-md: 0px;
  --radius-lg: 0px;

  --shadow-sm: 0 1px 2px rgb(0 0 0 / 0.5), inset 0 1px 0 color-mix(in srgb, #ecedef 5%, transparent);
  --shadow-md: 0 10px 28px rgb(0 0 0 / 0.55), inset 0 1px 0 color-mix(in srgb, #ecedef 6%, transparent);
  --shadow-lg: 0 32px 72px rgb(0 0 0 / 0.7), inset 0 1px 0 color-mix(in srgb, #ecedef 8%, transparent);
  --glow-accent: 0 0 32px color-mix(in srgb, var(--color-accent) 22%, transparent);
}

[data-ground="paper"] {
  --color-bg: #f6f6f4;
  --color-surface: #ececeA;
  --color-text: #121316;
  --color-divider: color-mix(in srgb, #121316 16%, transparent);
  --shadow-sm: 0 1px 2px color-mix(in srgb, #121316 12%, transparent);
  --shadow-md: 0 10px 28px color-mix(in srgb, #121316 14%, transparent);
  --shadow-lg: 0 32px 72px color-mix(in srgb, #121316 18%, transparent);
  background: var(--color-bg);
  color: var(--color-text);
}

body {
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3, h4 { font-family: var(--font-heading); font-weight: var(--font-heading-weight); }

.blueprint {
  position: relative;
  border: 1px solid var(--color-divider);
  border-radius: 0;
}
.blueprint.halftone, .blueprint.plate, .blueprint.duotone { overflow: visible; }
.blueprint > .corner {
  position: absolute; width: 11px; height: 11px;
  color: color-mix(in srgb, var(--color-accent) 70%, transparent);
}
.blueprint > .corner::before, .blueprint > .corner::after {
  content: ""; position: absolute; background: currentColor;
}
.blueprint > .corner::before { left: 5px; top: 0; width: 1px; height: 100%; }
.blueprint > .corner::after  { top: 5px; left: 0; width: 100%; height: 1px; }
.blueprint > .corner.tl { top: -6px; left: -6px; }
.blueprint > .corner.tr { top: -6px; right: -6px; }
.blueprint > .corner.bl { bottom: -6px; left: -6px; }
.blueprint > .corner.br { bottom: -6px; right: -6px; }

.duotone{position:relative;overflow:hidden;background:var(--color-neutral-900)}
.duotone img, .duotone image-slot{filter:grayscale(1) contrast(1.08) brightness(0.92)}
.duotone::after{content:"";position:absolute;inset:0;pointer-events:none;
  background:var(--color-accent);mix-blend-mode:color;opacity:0.85}

*, *::before, *::after { box-sizing: border-box; }
body { margin: 0; font-size: 16px; line-height: 1.6; font-weight: 400; }
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading); font-weight: var(--font-heading-weight);
  line-height: 1.08; letter-spacing: -0.022em; margin: 0 0 var(--space-3);
  text-wrap: balance;
}
h1 { font-size: 52px; letter-spacing: -0.032em; }
h2 { font-size: 38px; letter-spacing: -0.028em; }
h3 { font-size: 27px; }
h4 { font-size: 21px; }
h5 { font-size: 17px; letter-spacing: -0.012em; }
h6 {
  font-family: var(--font-mono); font-weight: 500; font-size: 11px;
  letter-spacing: 0.16em; text-transform: uppercase; line-height: 1.4;
  color: var(--color-accent);
}
p { margin: 0 0 var(--space-3); text-wrap: pretty; }
a { color: var(--color-accent-300); text-underline-offset: 3px; text-decoration-thickness: 1px; }
a:hover { color: var(--color-accent-200); }
img { display: block; max-width: 100%; }
figure { margin: 0; }
figcaption {
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.04em;
  margin-top: var(--space-2);
  color: color-mix(in srgb, var(--color-text) 55%, transparent);
}
.text-muted { color: color-mix(in srgb, var(--color-text) 62%, transparent); }
.label {
  font-family: var(--font-mono); font-weight: 500; font-size: 11px;
  letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--color-accent);
}
.label-muted { color: color-mix(in srgb, var(--color-text) 55%, transparent); }
.num { font-family: var(--font-mono); font-feature-settings: "tnum" 1; letter-spacing: -0.01em; }
:focus { outline: none; }
:focus-visible { outline: 1px solid var(--color-accent); outline-offset: 3px; }
::selection { background: color-mix(in srgb, var(--color-accent) 30%, transparent); }

.hr {
  height: 1px; border: 0; margin: var(--space-6) 0;
  background: var(--color-divider);
}

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: var(--space-2);
  cursor: pointer; text-decoration: none;
  font-family: var(--font-body); font-weight: 500;
  font-size: 14px; line-height: 1.2; letter-spacing: 0.01em; color: var(--color-text);
  background: transparent; border: 1px solid transparent;
  min-height: 42px; padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-md);
  transition: background-color 150ms ease, color 150ms ease, border-color 150ms ease, box-shadow 150ms ease;
}
.btn svg { display: block; }
.btn:disabled { opacity: 0.45; cursor: not-allowed; }
.btn-primary { background: var(--color-accent); color: #0b0c0e; box-shadow: var(--glow-accent); }
.btn-primary:hover { background: var(--color-accent-400); }
.btn-primary:active { background: var(--color-accent-600); box-shadow: none; }
.btn-secondary { border-color: var(--color-divider); }
.btn-secondary:hover { border-color: color-mix(in srgb, var(--color-accent) 60%, transparent); background: color-mix(in srgb, var(--color-accent) 8%, transparent); }
.btn-secondary:active { background: color-mix(in srgb, var(--color-accent) 15%, transparent); }
.btn-ghost { color: var(--color-accent); padding-inline: var(--space-2); }
.btn-ghost:hover { background: color-mix(in srgb, var(--color-accent) 10%, transparent); }
.btn-ghost:active { background: color-mix(in srgb, var(--color-accent) 18%, transparent); }
.btn-icon { width: 42px; height: 42px; padding: 0; }
.btn-block { width: 100%; margin-top: var(--space-2); }

.field > label {
  display: block; font-family: var(--font-mono); font-size: 11px;
  letter-spacing: 0.14em; text-transform: uppercase; margin-bottom: var(--space-2);
  color: color-mix(in srgb, var(--color-text) 62%, transparent);
}
.input {
  width: 100%; min-height: 42px; padding: var(--space-3); font: inherit;
  font-size: 15px; color: var(--color-text); caret-color: var(--color-accent);
  background: var(--color-surface);
  border: 1px solid var(--color-divider); border-radius: var(--radius-md);
  transition: border-color 150ms ease, background-color 150ms ease;
}
.input::placeholder { color: color-mix(in srgb, var(--color-text) 40%, transparent); }
.input:hover { border-color: color-mix(in srgb, var(--color-text) 30%, transparent); }
.input:focus-visible { border-color: var(--color-accent); outline-offset: 0; outline-color: transparent; box-shadow: var(--glow-accent); }
textarea.input { min-height: 110px; resize: vertical; }
.radio { display: inline-flex; align-items: center; gap: var(--space-2); cursor: pointer; font-size: 15px; }
.radio input, .seg-opt input {
  position: absolute; opacity: 0; width: 0; height: 0; pointer-events: none;
}
.radio .dot {
  width: 16px; height: 16px; flex: none; border-radius: 50%;
  border: 1px solid color-mix(in srgb, var(--color-text) 35%, transparent);
  transition: border-color 150ms ease, box-shadow 150ms ease;
}
.radio:hover .dot { border-color: var(--color-accent); }
.radio input:checked + .dot {
  border-color: var(--color-accent); background: var(--color-accent);
  box-shadow: inset 0 0 0 4px var(--color-bg);
}
.radio input:focus-visible + .dot { outline: 1px solid var(--color-accent); outline-offset: 3px; }
.seg {
  display: inline-flex; overflow: hidden;
  border: 1px solid var(--color-divider); border-radius: var(--radius-md);
}
.seg-opt {
  display: inline-flex; align-items: center; gap: var(--space-2);
  padding: var(--space-3) var(--space-4); font-size: 13px; cursor: pointer;
  letter-spacing: 0.01em;
  transition: background-color 150ms ease, color 150ms ease;
}
.seg-opt + .seg-opt { border-left: 1px solid var(--color-divider); }
.seg-opt:has(input:checked) { background: var(--color-accent); color: #0b0c0e; }
.seg-opt:not(:has(input:checked)):hover { background: color-mix(in srgb, var(--color-accent) 10%, transparent); }
.seg-opt:has(input:focus-visible) { outline: 1px solid var(--color-accent); outline-offset: -2px; }

.card {
  display: flex; flex-direction: column; gap: var(--space-3);
  padding: var(--space-6); border-radius: var(--radius-md); background: var(--color-surface);
  transition: border-color 200ms ease, box-shadow 200ms ease;
}
.card:hover { border-color: color-mix(in srgb, var(--color-accent) 45%, transparent); }
.card-kicker {
  font-family: var(--font-mono); font-weight: 500; font-size: 11px;
  letter-spacing: 0.16em; text-transform: uppercase; color: var(--color-accent);
}
.card-title {
  font-family: var(--font-heading); font-weight: var(--font-heading-weight);
  font-size: 20px; line-height: 1.18; letter-spacing: -0.018em;
}
.card-body { margin: 0; font-size: 15px; color: color-mix(in srgb, var(--color-text) 72%, transparent); flex: 1; }
.card-meta {
  display: flex; align-items: center; gap: var(--space-2);
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.04em;
  color: color-mix(in srgb, var(--color-text) 50%, transparent);
}
.elev-sm { box-shadow: var(--shadow-sm); }
.elev-md { box-shadow: var(--shadow-md); }
.elev-lg { box-shadow: var(--shadow-lg); }

.tag {
  display: inline-flex; align-items: center;
  font-family: var(--font-mono); font-size: 11px; font-weight: 500;
  letter-spacing: 0.1em; text-transform: uppercase; padding: 4px 10px;
  border-radius: 0;
}
.tag-accent { background: color-mix(in srgb, var(--color-accent) 14%, transparent); color: var(--color-accent-300); }
.tag-accent-2 { background: color-mix(in srgb, var(--color-accent-2) 16%, transparent); color: var(--color-accent-2-300); }
.tag-neutral { background: color-mix(in srgb, var(--color-text) 8%, transparent); color: color-mix(in srgb, var(--color-text) 70%, transparent); }
.tag-outline { border: 1px solid color-mix(in srgb, var(--color-accent) 55%, transparent); color: var(--color-accent-300); }

.nav {
  display: flex; align-items: center; gap: var(--space-6);
  padding: var(--space-4) var(--space-6);
  border-bottom: none;
}
.nav-brand {
  font-family: var(--font-heading); font-weight: var(--font-heading-weight);
  font-size: 19px; letter-spacing: -0.02em; margin-right: auto;
}
.nav a {
  color: color-mix(in srgb, var(--color-text) 72%, transparent);
  text-decoration: none; font-size: 14px; letter-spacing: 0.01em;
  transition: color 150ms ease;
}
.nav a:hover, .nav a[aria-current='page'] { color: var(--color-text); }

.table { width: 100%; border-collapse: collapse; font-size: 15px; }
.table th {
  text-align: left; font-family: var(--font-mono); font-size: 11px; font-weight: 500;
  letter-spacing: 0.14em; text-transform: uppercase;
  color: color-mix(in srgb, var(--color-text) 55%, transparent);
  padding: var(--space-3) var(--space-4) var(--space-3) 0;
  border-bottom: 1px solid var(--color-divider);
}
.table td {
  padding: var(--space-3) var(--space-4) var(--space-3) 0;
  border-bottom: 1px solid color-mix(in srgb, var(--color-text) 9%, transparent);
}
.table tbody tr:hover { background: color-mix(in srgb, var(--color-text) 4%, transparent); }

.dialog-backdrop {
  position: fixed; inset: 0; display: grid; place-items: center;
  padding: var(--space-6);
  background: color-mix(in srgb, #000 68%, transparent);
}
.dialog {
  width: min(460px, 100%); display: flex; flex-direction: column; gap: var(--space-4);
  padding: var(--space-8); border-radius: var(--radius-lg);
  background: var(--color-surface); box-shadow: var(--shadow-lg);
}
.dialog-title {
  font-family: var(--font-heading); font-weight: var(--font-heading-weight);
  font-size: 24px; letter-spacing: -0.022em;
}
.dialog-body { font-size: 15px; color: color-mix(in srgb, var(--color-text) 72%, transparent); }
.dialog-actions { display: flex; justify-content: flex-end; gap: var(--space-3); margin-top: var(--space-2); }

.card, .btn, .input, .tag, .seg, .dialog { border-radius: 0; }
.card, .dialog { background: transparent; border: 1px solid var(--color-divider); }
.btn { border: 1px solid var(--color-divider); }
.btn-primary { border-color: var(--color-accent); }
.btn-ghost { border-color: transparent; }
.dialog { background: var(--color-surface); }

/* ══════════════════════════════════════════════════════════════════════════
   LAYER 2 — site layer. Page patterns shared by every page, following the
   design project's landing template. 28px leading unit; brass rationed to
   the primary action; every frame square and registration-marked.
   ══════════════════════════════════════════════════════════════════════ */

:root { --leading: 28px; --half: 14px; --edge: clamp(20px, 5vw, 88px); --measure: 62ch; }
html { scroll-behavior: smooth; }
body { font-size: 17px; line-height: var(--leading); text-wrap: pretty; }
.wrap { max-width: 1240px; margin: 0 auto; padding: 0 var(--edge); }

/* — nav — */
.nav { padding-inline: max(var(--edge), calc((100% - 1240px) / 2 + var(--edge))); padding-block: var(--leading); }
.nav a { white-space: nowrap; }
.nav-brand { font-weight: 700; text-transform: lowercase; font-size: 28.5px; }
.nav-brand a { color: var(--color-text); text-decoration: none; font-size: inherit; }
.nav-brand .tick { color: var(--color-accent); }
/* — mobile menu: native details disclosure, no JS — */
.nav-menu { display: none; position: relative; }
.nav-menu summary {
  list-style: none; cursor: pointer;
  display: inline-flex; align-items: center; gap: var(--space-2);
  font-family: var(--font-mono); font-weight: 500; font-size: 11px;
  letter-spacing: 0.16em; text-transform: uppercase; color: var(--color-text);
  padding: var(--space-3) var(--space-4); border: 1px solid var(--color-divider);
  transition: border-color 150ms ease;
}
.nav-menu summary::-webkit-details-marker { display: none; }
.nav-menu summary::before {
  content: ""; width: 14px; height: 8px;
  border-top: 1px solid currentColor; border-bottom: 1px solid currentColor;
}
.nav-menu[open] summary { border-color: var(--color-accent); color: var(--color-accent); }
.nav-menu-panel {
  position: absolute; right: 0; top: calc(100% + 8px); min-width: 220px; z-index: 60;
  background: var(--color-surface); border: 1px solid var(--color-divider);
  box-shadow: var(--shadow-md); display: grid;
}
.nav-menu-panel a {
  display: block; padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--color-divider);
  color: color-mix(in srgb, var(--color-text) 80%, transparent) !important;
  font-size: 15px; text-decoration: none;
}
.nav-menu-panel a:last-child { border-bottom: 0; }
.nav-menu-panel a:hover { color: var(--color-text) !important; background: color-mix(in srgb, var(--color-accent) 8%, transparent); }
/* The brass "Start a project" in the menu panel — the panel is a surface,
   not the page, so this doesn't count against the one-lit-object rule. */
.nav-menu-panel .menu-cta {
  background: var(--color-accent); color: #0b0c0e !important;
  font-family: var(--font-body); font-weight: 500;
  border-bottom: 0; border-top: 1px solid var(--color-divider);
}
.nav-menu-panel .menu-cta:hover { background: var(--color-accent-400); color: #0b0c0e !important; }

@media (max-width: 640px) {
  .nav > a:not(.nav-keep) { display: none; }   /* incl. the brass CTA: the hero owns the only lit object */
  .nav-menu { display: block; }
  .nav { gap: var(--space-4); }
  .nav-brand { font-size: 24px; }
}
@media (min-width: 641px) { .nav-menu-panel .menu-cta { display: none; } }

/* — caption rules: mono label over a drawn hairline — */
.kicker { display: block; font-family: var(--font-mono); font-weight: 500; font-size: 11px;
  line-height: var(--half); letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--color-accent); font-feature-settings: "tnum" 1; margin: 0 0 var(--half); }
.kicker .k-muted { color: color-mix(in srgb, var(--color-text) 50%, transparent); }
.caption-rule { height: 1px; border: 0; margin: 0 0 calc(var(--leading) - var(--half)); background: var(--color-divider); }

/* — hero — */
.hero { padding: calc(3.5 * var(--leading)) 0 calc(3 * var(--leading)); }
.display { font-family: var(--font-heading); font-weight: var(--font-heading-weight);
  font-size: clamp(44px, 6.4vw, 88px); line-height: 1.02; letter-spacing: -0.038em;
  margin: 0; margin-left: -0.03em; max-width: 17ch; text-box: trim-both cap alphabetic; }
.display .line { display: block; }
.display em { font-style: normal; color: var(--color-accent); }
.hero .sub { font-size: 19px; line-height: calc(1.15 * var(--leading)); max-width: var(--measure);
  color: color-mix(in srgb, var(--color-text) 74%, transparent);
  margin: calc(1.5 * var(--leading) - 1cap) 0 0; text-box: trim-both cap alphabetic; }
.hero .row { display: flex; gap: var(--space-4); flex-wrap: wrap; margin-top: calc(1.5 * var(--leading)); }
.hero .marks { display: flex; flex-wrap: wrap; gap: var(--space-6); margin-top: calc(2 * var(--leading));
  padding-top: var(--leading); border-top: 1px solid var(--color-divider); }
.hero .marks span { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.14em;
  text-transform: uppercase; color: color-mix(in srgb, var(--color-text) 50%, transparent); }
.hero.sub-page { padding: calc(2.5 * var(--leading)) 0 calc(2.5 * var(--leading)); }
.hero.sub-page .display { font-size: clamp(36px, 5vw, 68px); max-width: 20ch; }

/* — sections — */
.section { padding: calc(2 * var(--leading)) 0 calc(3 * var(--leading)); }
.section-sub { font-size: 16px; line-height: var(--leading);
  color: color-mix(in srgb, var(--color-text) 70%, transparent);
  max-width: var(--measure); margin: calc(var(--leading) - 1cap) 0 0; text-box: trim-both cap alphabetic; }
.section > h2, .section-title { font-size: clamp(28px, 3.4vw, 38px); line-height: calc(1.5 * var(--leading));
  letter-spacing: -0.028em; margin: 0; text-box: trim-both cap alphabetic; }

/* — the plate: hairline-framed sheet with title block and spec rows — */
.plate { position: relative; border: 1px solid var(--color-divider); background: color-mix(in srgb, var(--color-surface) 70%, transparent); margin-top: calc(1.5 * var(--leading)); }
.plate > .corner, .cell-frame > .corner, .split-figure > .corner {
  position: absolute; width: 15px; height: 15px; pointer-events: none;
  color: color-mix(in srgb, var(--color-accent) 70%, transparent); }
.plate > .corner::before, .cell-frame > .corner::before, .split-figure > .corner::before {
  content: ""; position: absolute; left: 7px; top: 0; width: 1px; height: 100%; background: currentColor; }
.plate > .corner::after, .cell-frame > .corner::after, .split-figure > .corner::after {
  content: ""; position: absolute; top: 7px; left: 0; width: 100%; height: 1px; background: currentColor; }
.corner.tl { top: -8px; left: -8px; } .corner.tr { top: -8px; right: -8px; }
.corner.bl { bottom: -8px; left: -8px; } .corner.br { bottom: -8px; right: -8px; }
.title-block { display: flex; flex-wrap: wrap; align-items: stretch; border-bottom: 1px solid var(--color-divider); }
.title-block > span { padding: var(--half) var(--leading); font-family: var(--font-mono);
  font-size: 11px; font-weight: 500; line-height: var(--leading); letter-spacing: 0.16em;
  text-transform: uppercase; font-feature-settings: "tnum" 1; }
.tb-title { flex: 1; min-width: 18ch; color: var(--color-accent); }
.tb-cell { border-left: 1px solid var(--color-divider); white-space: nowrap;
  color: color-mix(in srgb, var(--color-text) 62%, transparent); }
.spec { table-layout: fixed; }
.spec col.c-num { width: calc(2.4 * var(--leading)); }
.spec col.c-prop { width: 28%; }
.spec col.c-val { width: 22%; }
.spec th, .spec td { padding: var(--half) var(--leading) var(--half) 0; vertical-align: baseline; }
.spec th:first-child, .spec td:first-child { padding-left: var(--leading); }
.spec th { line-height: var(--leading); }
.spec td { font-size: 16px; line-height: var(--leading); }
.spec .s-num { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.14em;
  color: var(--color-accent); font-feature-settings: "tnum" 1; }
.spec .s-prop { color: color-mix(in srgb, var(--color-text) 88%, transparent); }
.spec .s-val { font-family: var(--font-mono); font-weight: 500; font-size: 19px; letter-spacing: -0.02em;
  font-feature-settings: "tnum" 1; white-space: nowrap; }
.spec .s-rem { color: color-mix(in srgb, var(--color-text) 62%, transparent); font-size: 15px; }
.spec tbody tr:last-child td { border-bottom: 0; }
.spec tbody tr:hover { background: none; }
.sheet-note { margin: 0; padding: var(--half) var(--leading); border-top: 1px solid var(--color-divider);
  font-family: var(--font-mono); font-size: 11px; line-height: var(--leading); letter-spacing: 0.08em;
  color: color-mix(in srgb, var(--color-text) 55%, transparent); }
.sheet-note a { color: var(--color-accent-300); }

/* — capability / plan cells — */
.cells { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(24px, 3.2vw, 56px); margin-top: calc(1.5 * var(--leading)); }
.cells.two { grid-template-columns: repeat(2, 1fr); }
.cell-frame { position: relative; border: 1px solid var(--color-divider); padding: var(--leading);
  display: flex; flex-direction: column; }
.cell-frame h2, .cell-frame h3 { font-family: var(--font-heading); font-weight: var(--font-heading-weight);
  font-size: 24px; line-height: var(--leading); letter-spacing: -0.024em; margin: 0; text-box: trim-both cap alphabetic; }
.cell-frame .idx { display: block; font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.16em;
  text-transform: uppercase; color: var(--color-accent); margin-bottom: var(--half); }
.cell-frame .price { display: block; font-family: var(--font-mono); font-weight: 500; font-size: 15px;
  letter-spacing: 0; font-feature-settings: "tnum" 1; color: var(--color-accent-300);
  margin-top: var(--half); }
.cell-frame p { font-size: 16px; line-height: var(--leading); margin: calc(var(--leading) - 1cap) 0 0;
  color: color-mix(in srgb, var(--color-text) 70%, transparent); text-box: trim-both cap alphabetic; }
.cell-frame ul { list-style: none; margin: var(--leading) 0 0; padding: 0; display: grid; gap: var(--half); }
.cell-frame li { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase;
  color: color-mix(in srgb, var(--color-text) 55%, transparent); }
.cell-frame .cell-cta { margin-top: var(--leading); font-size: 14px; }
.cell-frame .cell-note { margin-top: auto; padding-top: var(--leading);
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.08em;
  color: color-mix(in srgb, var(--color-text) 45%, transparent); }

/* — the ship track, drawn as an instrument scale — */
.track { margin-top: calc(2 * var(--leading)); }
.track-line { position: relative; height: 1px; background: var(--color-divider); }
.track-line::after { content: ""; position: absolute; inset: 0 auto 0 0; height: 1px;
  background: var(--color-accent); width: 100%; transform-origin: left;
  animation: draw 1.2s cubic-bezier(.2,.7,.3,1) forwards; }
@keyframes draw { from { transform: scaleX(0) } to { transform: scaleX(1) } }
.ticks { display: grid; grid-template-columns: repeat(10, 1fr); gap: 0; list-style: none; margin: 0; padding: 0; }
.ticks.five { grid-template-columns: repeat(5, 1fr); }
.ticks.four { grid-template-columns: repeat(4, 1fr); }
.ticks.six { grid-template-columns: repeat(6, 1fr); }
.tick { position: relative; padding-top: var(--half); }
.tick::before { content: ""; position: absolute; top: 0; left: 0; width: 1px; height: 8px;
  background: color-mix(in srgb, var(--color-text) 30%, transparent); }
.tick.key::before { height: 15px; width: 1px; background: var(--color-accent); }
.tick .d { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase;
  color: color-mix(in srgb, var(--color-text) 45%, transparent); display: block;
  font-feature-settings: "tnum" 1; padding-top: var(--space-1); }
.tick.key .d { color: var(--color-accent); }
.tick .l { font-family: var(--font-body); font-weight: 500; font-size: 13px; line-height: 1.3;
  display: block; margin-top: var(--space-1); max-width: 12ch; }
@media (max-width: 720px) {
  .ticks { grid-template-columns: repeat(5, 1fr); row-gap: var(--leading); }
  .ticks.four { grid-template-columns: repeat(4, 1fr); }
  .tick .l { font-size: 11px; }
}

/* vertical track (intake rail) */
.track-v { list-style: none; margin: 0; padding: 0 0 0 var(--leading); position: relative; }
.track-v::before { content: ""; position: absolute; top: 4px; bottom: 4px; left: 0; width: 1px;
  background: var(--color-divider); }
.track-v li { position: relative; padding-bottom: calc(1.25 * var(--leading)); }
.track-v li:last-child { padding-bottom: 0; }
.track-v li::before { content: ""; position: absolute; top: 7px; left: calc(-1 * var(--leading));
  width: 8px; height: 1px; background: color-mix(in srgb, var(--color-text) 30%, transparent); }
.track-v li.key::before { width: 14px; height: 1px; background: var(--color-accent); }
.track-v .d { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.14em;
  text-transform: uppercase; color: color-mix(in srgb, var(--color-text) 45%, transparent); display: block; }
.track-v li.key .d { color: var(--color-accent); }
.track-v .l { font-weight: 500; font-size: 15px; display: block; margin-top: 2px; }
.track-v p { color: color-mix(in srgb, var(--color-text) 62%, transparent); font-size: 14px;
  line-height: 1.55; margin: 4px 0 0; max-width: 34ch; }

/* — forms (site patterns on the system's field grammar) — */
fieldset { border: 0; margin: 0 0 calc(1.5 * var(--leading)); padding: 0; }
fieldset legend { display: block; width: 100%; padding: 0 0 var(--half); margin-bottom: var(--leading);
  border-bottom: 1px solid var(--color-divider);
  font-family: var(--font-mono); font-weight: 500; font-size: 11px; letter-spacing: 0.16em;
  text-transform: uppercase; color: var(--color-accent); }
.field { margin-bottom: var(--leading); }
.field .hint { font-size: 13px; color: color-mix(in srgb, var(--color-text) 50%, transparent);
  text-transform: none; letter-spacing: 0; font-family: var(--font-body); }
.field select.input { appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, var(--color-accent) 50%),
    linear-gradient(135deg, var(--color-accent) 50%, transparent 50%);
  background-position: calc(100% - 18px) 50%, calc(100% - 13px) 50%;
  background-size: 5px 5px; background-repeat: no-repeat; }
.choice-grid { display: grid; gap: var(--space-3); }
.check, .field > label.check { display: flex; align-items: flex-start; gap: var(--space-3); cursor: pointer;
  font-family: var(--font-body); font-size: 15px; letter-spacing: 0; text-transform: none;
  color: var(--color-text); margin-bottom: 0; }
.check input { position: absolute; opacity: 0; width: 0; height: 0; pointer-events: none; }
.check .box { width: 15px; height: 15px; flex: none; margin-top: 5px;
  border: 1px solid color-mix(in srgb, var(--color-text) 35%, transparent);
  transition: border-color 150ms ease, background-color 150ms ease; position: relative; }
.check:hover .box { border-color: var(--color-accent); }
.check input:checked + .box { border-color: var(--color-accent); background: var(--color-accent); }
.check input:checked + .box::after { content: ""; position: absolute; inset: 3px; background: var(--color-bg); }
.check input:focus-visible + .box { outline: 1px solid var(--color-accent); outline-offset: 3px; }
.check .sub { display: block; font-size: 13px; color: color-mix(in srgb, var(--color-text) 50%, transparent); }
.radio .sub { display: block; font-size: 13px; color: color-mix(in srgb, var(--color-text) 50%, transparent); }
.form-error { display: none; border: 1px solid color-mix(in srgb, var(--color-accent) 60%, transparent);
  background: color-mix(in srgb, var(--color-accent) 8%, transparent);
  padding: var(--space-4) var(--space-6); margin-bottom: var(--leading); font-size: 15px; }
.form-error.show { display: block; }

/* — footer — */
footer.foot { display: flex; flex-wrap: wrap; gap: var(--space-6); justify-content: space-between;
  padding: calc(2 * var(--leading)) var(--edge); margin-top: calc(2 * var(--leading));
  border-top: 1px solid var(--color-divider);
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase;
  color: color-mix(in srgb, var(--color-text) 50%, transparent); }
footer.foot .foot-col { display: grid; gap: var(--half); align-content: start; }
footer.foot .foot-head { color: var(--color-accent); font-weight: 500; }
footer.foot a { color: color-mix(in srgb, var(--color-text) 50%, transparent); text-decoration: none; }
footer.foot a:hover { color: var(--color-text); }
@media (min-width: 900px) { footer.foot { padding-inline: max(var(--edge), calc((100% - 1240px) / 2 + var(--edge))); } }

/* — FAQ — */
.faq { margin-top: calc(1.5 * var(--leading)); border-top: 1px solid var(--color-divider); }
.faq details { border-bottom: 1px solid var(--color-divider); }
.faq summary { font-family: var(--font-heading); font-weight: 500; font-size: 17px;
  padding: var(--leading) calc(2 * var(--leading)) var(--leading) 0; cursor: pointer;
  list-style: none; position: relative; transition: color 150ms ease; }
.faq summary:hover { color: var(--color-accent-300); }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 4px; top: 50%; transform: translateY(-50%);
  font-family: var(--font-mono); color: var(--color-accent); font-size: 15px; }
.faq details[open] summary::after { content: "–"; }
.faq details p { color: color-mix(in srgb, var(--color-text) 65%, transparent);
  padding-bottom: var(--leading); max-width: var(--measure); font-size: 16px; }

/* — pricing toggle panels (pure CSS via :has on the seg control) — */
.plan-panels { margin-top: var(--leading); }
.plan-panel { position: relative; border: 1px solid var(--color-divider);
  background: color-mix(in srgb, var(--color-surface) 70%, transparent);
  padding: calc(1.5 * var(--leading)) var(--leading) var(--leading); }
.plan-panel .plan-days { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.16em;
  text-transform: uppercase; color: var(--color-accent); display: block; }
.plan-panel .plan-price { font-family: var(--font-mono); font-weight: 500;
  font-size: clamp(26px, 3vw, 36px); letter-spacing: -0.02em; font-feature-settings: "tnum" 1;
  display: block; margin: var(--half) 0 0; }
.plan-panel .plan-cond { color: color-mix(in srgb, var(--color-text) 62%, transparent);
  font-size: 15px; margin-top: var(--leading); max-width: var(--measure); }
#plan-exp { display: none; }
.pricing:has(#seg-exp:checked) #plan-std { display: none; }
.pricing:has(#seg-exp:checked) #plan-exp { display: block; }

/* — scope lists — */
.scope { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: clamp(24px, 3.2vw, 56px); margin-top: calc(1.5 * var(--leading)); }
.scope-col { position: relative; border: 1px solid var(--color-divider); padding: var(--leading); }
.scope-col h3 { font-family: var(--font-mono); font-weight: 500; font-size: 11px; letter-spacing: 0.16em;
  text-transform: uppercase; margin: 0 0 var(--leading);
  color: color-mix(in srgb, var(--color-text) 55%, transparent); }
.scope-col.in h3 { color: var(--color-accent); }
.scope-col ul { list-style: none; margin: 0; padding: 0; display: grid; gap: var(--half); }
.scope-col li { padding-left: var(--leading); position: relative; font-size: 15px; line-height: 1.55; }
.scope-col.in li::before { content: ""; position: absolute; left: 0; top: 0.7em; width: 10px; height: 1px;
  background: var(--color-accent); }
.scope-col.out li { color: color-mix(in srgb, var(--color-text) 62%, transparent); }
.scope-col.out li::before { content: ""; position: absolute; left: 0; top: 0.7em; width: 10px; height: 1px;
  background: color-mix(in srgb, var(--color-text) 30%, transparent); }
.scope-col .note { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.08em;
  color: color-mix(in srgb, var(--color-text) 45%, transparent); margin: var(--leading) 0 0; }

/* — close — */
.close { padding: calc(2 * var(--leading)) 0 calc(2 * var(--leading)); }
.close h3 { font-size: clamp(26px, 3vw, 32px); line-height: calc(1.25 * var(--leading));
  letter-spacing: -0.028em; margin: 0; text-box: trim-both cap alphabetic; }
.close .sub { font-size: 16px; line-height: var(--leading);
  color: color-mix(in srgb, var(--color-text) 70%, transparent);
  margin: calc(var(--leading) - 1cap) 0 0; max-width: var(--measure); text-box: trim-both cap alphabetic; }
.close .row { display: flex; gap: var(--space-4); flex-wrap: wrap; align-items: center; margin-top: calc(1.5 * var(--leading)); }
.close .alt { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase;
  color: color-mix(in srgb, var(--color-text) 50%, transparent); }
.close .alt a { color: color-mix(in srgb, var(--color-text) 70%, transparent); }

/* — responsive — */
@media (max-width: 900px) { .cells, .cells.two { grid-template-columns: 1fr; gap: calc(var(--leading) + 16px); } }
@media (max-width: 720px) {
  .hero { padding-top: calc(2 * var(--leading)); }
  .tb-title { flex-basis: 100%; border-bottom: 1px solid var(--color-divider); }
  .title-block > .tb-cell { padding-inline: var(--half); flex: 1 0 auto; }
  .tb-title + .tb-cell { border-left: 0; padding-left: var(--leading); }
  .spec thead { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
  .spec, .spec tbody, .spec td { display: block; }
  .spec tr { display: grid; grid-template-columns: max-content 1fr; column-gap: var(--half); row-gap: var(--half);
    align-items: baseline; padding: var(--leading);
    border-bottom: 1px solid color-mix(in srgb, var(--color-text) 9%, transparent); }
  .spec tr:last-child { border-bottom: 0; }
  .spec th, .spec td { padding: 0; border: 0; }
  .spec th:first-child, .spec td:first-child { padding-left: 0; }
  .spec .s-num { grid-column: 1; } .spec .s-prop { grid-column: 2; }
  .spec .s-val, .spec .s-rem { grid-column: 1 / -1; }
}

/* — rates table responsive (partners) — */
@media (max-width: 640px) {
  .rates-wrap .table, .rates-wrap tbody, .rates-wrap tr, .rates-wrap td { display: block; width: 100%; }
  .rates-wrap thead { display: none; }
  .rates-wrap tr { border-bottom: 1px solid var(--color-divider); padding-block: var(--half); }
  .rates-wrap td { border: 0; padding: 2px 0; }
}

/* — motion — */
@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
  .track-line::after { transform: none; }
  html { scroll-behavior: auto; }
}