/* ==========================================================================
   onega.dev · site stylesheet
   Builds on tokens.css (brand tokens, self-hosted @font-face rules), which
   every page links before this file. No inline styles anywhere: the
   Content-Security-Policy allows stylesheets from this origin only.
   Dark-first: plum-800 canvas, bone type, hairline dividers, one coral CTA
   per section, apricot only as the mark's facet or a single highlight.
   ========================================================================== */

/* ---- Size-adjusted local fallbacks: no layout shift while WOFF2 loads ---- */
@font-face {
  font-family: "Archivo Fallback";
  src: local("Arial Narrow"), local("Arial");
  size-adjust: 106%;
  ascent-override: 92%;
  descent-override: 24%;
  line-gap-override: 0%;
}
@font-face {
  font-family: "Plex Sans Fallback";
  src: local("Segoe UI"), local("Arial");
  size-adjust: 98%;
  ascent-override: 102%;
  descent-override: 26%;
  line-gap-override: 0%;
}
@font-face {
  font-family: "Plex Mono Fallback";
  src: local("Cascadia Mono"), local("Consolas");
  size-adjust: 100%;
}

:root {
  --font-body: "IBM Plex Sans", "Plex Sans Fallback", "Segoe UI", Arial, sans-serif;
  --font-mono: "IBM Plex Mono", "Plex Mono Fallback", "Cascadia Mono", Consolas, "Courier New", monospace;
  --gutter-x: 1rem;
  --header-h: 4rem;
  --card-highlight: inset 0 1px 0 rgba(248, 245, 241, 0.08);
  --text-secondary: var(--mauve-200); /* 10.5:1 on plum-800 */
}
@media (min-width: 40em) { :root { --gutter-x: 1.5rem; } }
@media (min-width: 64em) { :root { --gutter-x: 2rem; } }

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

html {
  background: var(--bg);
  color: var(--fg);
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 1rem);
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  font-family: var(--font-body);
  font-size: var(--text-md);
  line-height: var(--leading-body);
  background: var(--bg);
  color: var(--fg);
  overflow-x: clip;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
main { flex: 1 0 auto; }

img, svg { display: block; max-width: 100%; }
img { height: auto; }

h1, h2, h3, h4 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 600;
  font-stretch: 112%;
  font-variation-settings: "wdth" 112, "wght" 600;
  letter-spacing: var(--tracking-display);
  line-height: var(--leading-tight);
  color: var(--fg);
  text-wrap: balance;
}
p { margin: 0 0 1em; }
p:last-child { margin-bottom: 0; }
ul, ol { margin: 0; padding: 0; }
strong, b { font-weight: 600; }
code, pre, kbd, samp { font-family: var(--font-mono); }
hr { border: 0; border-top: 1px solid var(--line); margin: var(--space-7) 0; }
table { border-collapse: collapse; width: 100%; }

a {
  color: inherit;
  text-decoration: underline;
  text-decoration-color: var(--line-strong);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
  transition: color var(--dur-base) var(--ease-out), text-decoration-color var(--dur-base) var(--ease-out);
}
a:hover { color: var(--accent); text-decoration-color: currentColor; }

:focus-visible { outline: 2px solid var(--bone-50); outline-offset: 3px; border-radius: 2px; }
::selection { background: var(--apricot-300); color: var(--plum-950); }

/* ---- Utilities ----------------------------------------------------------- */
.container {
  width: 100%;
  max-width: calc(var(--container) + 2 * var(--gutter-x));
  margin-inline: auto;
  padding-inline: var(--gutter-x);
}

.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0);
  white-space: nowrap; border: 0;
}

.skip-link {
  position: absolute; inset-inline-start: var(--gutter-x); top: -100px; z-index: 100;
  padding: 0.55rem 0.8rem;
  background: var(--bone-50); color: var(--plum-950);
  border-radius: var(--radius-sm);
  font-weight: 500; text-decoration: none;
}
.skip-link:focus { top: 0.75rem; }

.eyebrow {
  margin: 0 0 var(--space-4);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: var(--tracking-eyebrow);
  text-transform: uppercase;
  color: var(--fg-faint);
}
.mono { font-family: var(--font-mono); font-variant-numeric: tabular-nums; }
.measure { max-width: var(--measure); }
.muted { color: var(--fg-muted); }
.small { font-size: var(--text-sm); }
.secondary { color: var(--text-secondary); }

.lead {
  font-size: var(--text-lg);
  line-height: 1.5;
  color: var(--text-secondary);
  max-width: 54ch;
}

.glyph {
  width: 22px; height: 22px;
  fill: none; stroke: var(--fg); stroke-width: 1.5;
  stroke-linecap: round; stroke-linejoin: round;
  flex: none;
}
.icon { width: 1em; height: 1em; fill: none; stroke: currentColor; stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; }

/* ---- Buttons and links --------------------------------------------------- */
.btn {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.72rem 1.15rem;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  font-family: var(--font-body);
  font-size: 0.9375rem; font-weight: 500; line-height: 1.2;
  text-decoration: none; white-space: nowrap;
  transition: background-color var(--dur-base) var(--ease-out), color var(--dur-base) var(--ease-out), border-color var(--dur-base) var(--ease-out);
}
.btn-primary { background: var(--accent); color: var(--accent-fg); border-color: var(--accent); }
.btn-primary:hover { background: var(--accent-hover); border-color: var(--accent-hover); color: var(--accent-fg); }
.btn-ghost { background: transparent; color: var(--fg); border-color: var(--line-strong); }
.btn-ghost:hover { color: var(--fg); border-color: var(--fg); }

.link-arrow {
  display: inline-flex; align-items: center; gap: 0.45rem;
  padding-bottom: 2px;
  border-bottom: 1px solid var(--line-strong);
  font-weight: 500; text-decoration: none; color: var(--fg);
  transition: color var(--dur-base) var(--ease-out), border-color var(--dur-base) var(--ease-out);
}
.link-arrow .icon { transition: transform var(--dur-base) var(--ease-out); }
.link-arrow:hover { color: var(--accent); border-color: currentColor; }
.link-arrow:hover .icon { transform: translateX(3px); }
.link-arrow--accent { color: var(--accent); border-color: transparent; }
.link-arrow--accent:hover { color: var(--accent-hover); }

/* ---- Header -------------------------------------------------------------- */
.site-header {
  position: sticky; top: 0; z-index: 40;
  background: rgba(18, 11, 24, 0.92);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}
.site-header .container { position: relative; display: flex; align-items: center; gap: var(--space-5); min-height: var(--header-h); }
.brand { display: inline-flex; align-items: center; flex: none; text-decoration: none; }
.brand img { height: 26px; width: auto; }

.nav { display: flex; align-items: center; gap: var(--space-6); margin-inline-start: auto; }
.nav-list { display: flex; align-items: center; gap: var(--space-5); list-style: none; margin: 0; padding: 0; }
.nav-item { position: relative; }
.nav-link {
  display: inline-flex; align-items: center; gap: 0.35rem;
  padding: 0.5rem 0;
  font-family: inherit; font-size: 0.9375rem; font-weight: 500; line-height: 1;
  color: var(--mauve-200);
  background: none; border: 0; cursor: pointer; text-decoration: none;
  transition: color var(--dur-base) var(--ease-out);
}
.nav-link:hover { color: var(--fg); }
.nav-link[aria-current="page"], .nav-item.is-current > .nav-link { color: var(--fg); box-shadow: 0 1px 0 0 var(--accent); }
.nav-link .icon { width: 0.75em; height: 0.75em; transition: transform var(--dur-base) var(--ease-out); }
.nav-link[aria-expanded="true"] .icon { transform: rotate(180deg); }

.menu {
  position: absolute; top: calc(100% + 0.5rem); inset-inline-start: -0.75rem; z-index: 5;
  min-width: 16rem; margin: 0; padding: 0.375rem; list-style: none;
  background: var(--plum-900);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  box-shadow: var(--card-highlight);
}
.menu[hidden] { display: none; }
/* Closed from the first paint: the markup ships aria-expanded="false", so a
   menu never flashes open (or pulls in fonts) before site.js runs. */
.nav-link[aria-expanded="false"] + .menu { display: none; }
/* Without JavaScript the menu opens on hover and keyboard focus instead */
html:not(.js) .nav-item > .menu { display: none; }
html:not(.js) .nav-item:hover > .menu,
html:not(.js) .nav-item:focus-within > .menu { display: block; }
.menu a {
  display: flex; flex-direction: column; gap: 0.15rem;
  padding: 0.6rem 0.75rem;
  border-radius: var(--radius-sm);
  color: var(--fg); font-size: 0.9375rem; font-weight: 500; text-decoration: none;
}
.menu a:hover { background: var(--plum-700); color: var(--fg); }
.menu a small {
  font-family: var(--font-mono); font-size: var(--text-xs); font-weight: 500;
  letter-spacing: var(--tracking-eyebrow); text-transform: uppercase; color: var(--fg-faint);
}

.nav-toggle { display: none; }

@media (max-width: 56.24em) {
  .nav-toggle {
    display: inline-flex; align-items: center; justify-content: center;
    width: 44px; height: 44px; margin-inline-start: auto;
    background: none; border: 1px solid var(--line-strong); border-radius: var(--radius-sm);
    color: var(--fg); cursor: pointer;
  }
  .nav-toggle .icon { width: 20px; height: 20px; }
  .nav-toggle .icon-close { display: none; }
  .nav-toggle[aria-expanded="true"] .icon-close { display: block; }
  .nav-toggle[aria-expanded="true"] .icon-menu { display: none; }

  .nav {
    position: absolute; inset-inline: 0; top: 100%;
    display: none; flex-direction: column; align-items: stretch; gap: 0;
    margin: 0; padding: var(--space-3) var(--gutter-x) var(--space-6);
    background: var(--plum-950);
    border-bottom: 1px solid var(--line);
    max-height: calc(100vh - var(--header-h)); overflow-y: auto;
  }
  .nav.is-open { display: flex; }
  .nav-list { flex-direction: column; align-items: stretch; gap: 0; }
  .nav-item { border-bottom: 1px solid var(--line); }
  .nav-link { width: 100%; justify-content: space-between; padding: 0.95rem 0; font-size: 1.0625rem; }
  .nav-link[aria-current="page"], .nav-item.is-current > .nav-link { box-shadow: none; color: var(--fg); }
  .menu { position: static; min-width: 0; margin: 0; padding: 0 0 0.5rem; background: transparent; border: 0; box-shadow: none; }
  .nav .btn { margin-top: var(--space-5); align-self: flex-start; }

  /* Without JavaScript: no toggle; the navigation sits open under the brand */
  html:not(.js) .nav-toggle { display: none; }
  html:not(.js) .site-header { position: static; }
  html:not(.js) .site-header .container { flex-wrap: wrap; }
  html:not(.js) .nav { position: static; display: flex; width: 100%; max-height: none; padding: 0 0 var(--space-5); background: none; border: 0; }
  html:not(.js) .nav-item > .menu { display: block; }
}

/* ---- Home hero ----------------------------------------------------------- */
.hero {
  position: relative; overflow: hidden;
  border-bottom: 1px solid var(--line);
  container-type: inline-size;
}
/* The one diagonal on the site: a plum-700 panel whose left edge is cut at
   -12deg (the fold's facet). The panel is deliberately taller than any hero
   so the angle stays exact: 2400px x tan(12deg) = 510.1px. */
.hero-panel {
  position: absolute; top: 0; left: 0;
  width: 100%; height: 2400px;
  background: var(--plum-700);
  clip-path: polygon(60% 0, 100% 0, 100% 100%, calc(60% - 510.1px) 100%);
  pointer-events: none;
}
.hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  gap: var(--space-7);
  align-items: center;
  min-height: 40rem;
  padding-block: var(--space-10) var(--space-9);
}
.hero-copy { max-width: 40rem; }
.hero-title { font-size: var(--text-4xl); margin: 0 0 var(--space-5); }
.hero-lead { font-size: var(--text-lg); line-height: 1.5; color: var(--text-secondary); max-width: 50ch; margin: 0 0 var(--space-6); }
.hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-4) var(--space-5); }
.hero-proof {
  display: flex; flex-wrap: wrap; gap: 0.6rem var(--space-5);
  margin: var(--space-7) 0 0; padding-top: var(--space-5);
  border-top: 1px solid var(--line);
  list-style: none;
  font-family: var(--font-mono); font-size: var(--text-xs); font-weight: 500;
  letter-spacing: 0.08em; text-transform: uppercase; color: var(--fg-muted);
}
.hero-proof li { display: inline-flex; align-items: center; gap: 0.6rem; }
.hero-proof li::before { content: ""; width: 6px; height: 6px; background: var(--line-strong); border-radius: 1px; }

.hero-mark { position: relative; justify-self: center; width: min(100%, 25rem); }
.hero-mark svg { display: block; width: 100%; height: auto; }
/* Hero mark float (rise and settle, soft shadow) lives in fold-mark.css. */

@media (max-width: 74.99em) {
  .hero-inner { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
  .hero-panel { clip-path: polygon(62% 0, 100% 0, 100% 100%, calc(62% - 510.1px) 100%); }
}
@media (max-width: 63.99em) {
  .hero-inner { grid-template-columns: 1fr; min-height: 0; padding-top: 15rem; padding-bottom: var(--space-8); }
  /* On narrow screens the same panel becomes a top band; the cut stays at
     exactly -12deg from the horizontal: 100cqw x tan(12deg) = 21.26cqw. */
  .hero-panel { height: 13rem; clip-path: polygon(0 0, 100% 0, 100% 100%, 0 calc(100% - 21.26cqw)); }
  .hero-mark { position: absolute; top: 2.5rem; inset-inline-end: var(--gutter-x); width: clamp(8rem, 20vw, 10rem); justify-self: auto; }
  .hero-title { font-size: 2.4rem; }
  .hero-lead { font-size: var(--text-md); }
}
@media (max-width: 39.99em) {
  /* Phones: a shallower band so the headline sits higher on the first screen */
  .hero-inner { padding-top: 10rem; }
  .hero-panel { height: 9rem; }
  .hero-mark { top: 1.5rem; width: 6.5rem; }
}

/* ---- Sections ------------------------------------------------------------ */
.section { padding-block: var(--space-9); border-top: 1px solid var(--line); }
.section--tight { padding-block: var(--space-8); }
.section-head { margin-bottom: var(--space-7); }
.section-head--split {
  display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  gap: var(--space-6) var(--space-8); align-items: start;
}
.section-head--split .section-text { padding-top: 0.35rem; }
.section-title { font-size: var(--text-2xl); max-width: 24ch; }
.section-title--wide { max-width: 30ch; }
.section-text { color: var(--text-secondary); max-width: var(--measure); }
.section-text p { margin-bottom: 1em; }
.section-text--after-title { margin-top: var(--space-5); }
.section-text--before-list { margin-bottom: var(--space-5); }
.section-foot { margin-top: var(--space-7); }
.section-foot--flush { margin-top: 0; }
.after-list { margin-top: 1.25rem; }
.link-row { display: flex; flex-wrap: wrap; gap: var(--space-4) var(--space-6); }
.disclaimer { margin-top: var(--space-6); max-width: 70ch; font-size: var(--text-sm); color: var(--fg-muted); }

.note {
  margin-top: var(--space-6);
  padding-inline-start: var(--space-5);
  border-inline-start: 1px solid var(--line-strong);
  color: var(--text-secondary);
  max-width: var(--measure);
}

.grid { display: grid; gap: var(--space-5); }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }

.split {
  display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  gap: var(--space-7) var(--space-8); align-items: start;
}
.split--even { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }

/* Cards: raised one step of plum with a 1px inner highlight, no shadow */
.card {
  display: flex; flex-direction: column; gap: var(--space-4);
  padding: var(--space-6);
  background: var(--bg-raised);
  border-radius: var(--radius-md);
  box-shadow: var(--card-highlight);
}
.card .eyebrow { margin: 0; }
.card-title { font-size: var(--text-xl); }
.card-title--sm { font-size: var(--text-lg); }
.card p { margin: 0; color: var(--text-secondary); font-size: 1rem; }
.card .glyph { margin-bottom: var(--space-2); }
.card-foot { margin-top: auto; padding-top: var(--space-3); }

.product-card .lockup { height: 46px; width: auto; max-width: 100%; align-self: flex-start; margin-bottom: var(--space-2); }

/* Feature icons: folded-corner tile, bone line work, one apricot detail.
   The corner turns apricot when its card is hovered. */
.fold-icon { width: 52px; height: 52px; flex: none; margin-bottom: var(--space-2); overflow: visible; }
.fold-icon .fi-tile { fill: var(--plum-800); stroke: rgba(248, 245, 241, 0.14); stroke-width: 1; }
.fold-icon .fi-fold { fill: var(--plum-600); transition: fill var(--dur-base) var(--ease-out); }
.fold-icon .fi-line { fill: none; stroke: var(--bone-50); stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.fold-icon .fi-dash { stroke-dasharray: 2.6 2.6; opacity: 0.55; }
.fold-icon .fi-front { fill: var(--plum-800); stroke: var(--bone-50); stroke-width: 1.6; stroke-linejoin: round; }
.fold-icon .fi-accent { fill: var(--apricot-300); }
.fold-icon .fi-accent-line { fill: none; stroke: var(--apricot-300); stroke-width: 1.9; stroke-linecap: round; stroke-linejoin: round; }
.card:hover .fold-icon .fi-fold { fill: var(--apricot-300); }
@media (prefers-reduced-motion: reduce) { .fold-icon .fi-fold { transition: none; } }
.product-card .card-title { font-size: var(--text-xl); }
.status {
  font-family: var(--font-mono); font-size: var(--text-xs); line-height: 1.7;
  color: var(--fg-muted); letter-spacing: 0.01em;
}
.status b { font-weight: 500; letter-spacing: var(--tracking-eyebrow); text-transform: uppercase; color: var(--fg-faint); margin-inline-end: 0.6em; }

/* Numbered principles / steps */
.principles { display: grid; gap: var(--space-5); list-style: none; margin: 0; padding: 0; }
.principles li { padding-top: var(--space-4); border-top: 1px solid var(--line); }
.principles .num { display: block; font-family: var(--font-mono); font-size: var(--text-xs); font-weight: 500; letter-spacing: var(--tracking-eyebrow); color: var(--fg-faint); margin-bottom: var(--space-2); }
.principles h3 { font-size: var(--text-lg); margin-bottom: var(--space-2); }
.principles p { margin: 0; color: var(--text-secondary); font-size: 1rem; }
.principles--row { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-6); }
.principles--4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }

/* Numbered capability grid */
.cap-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--radius-md); overflow: hidden; list-style: none; margin: 0; padding: 0; }
.cap-grid li { background: var(--bg); padding: var(--space-5); display: flex; flex-direction: column; gap: var(--space-3); min-height: 8.5rem; }
.cap-grid .num { font-family: var(--font-mono); font-size: var(--text-xs); font-weight: 500; letter-spacing: var(--tracking-eyebrow); color: var(--fg-faint); }
.cap-grid .cap { font-size: 1rem; font-weight: 500; line-height: 1.4; color: var(--fg); margin-top: auto; }

/* Bulleted lists with hairline ticks */
.list { display: grid; gap: var(--space-3); list-style: none; margin: 0; padding: 0; }
.list li { position: relative; padding-inline-start: 1.5rem; color: var(--text-secondary); }
.list li::before { content: ""; position: absolute; inset-inline-start: 0; top: 0.78em; width: 0.7rem; height: 1px; background: var(--fg-faint); }
.list li strong { color: var(--fg); }
.list--cols { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-3) var(--space-6); }
.list--measure { max-width: 66ch; }

/* Columns separated by vertical hairlines */
.cols { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); }
.cols > div { padding: 0 var(--space-6); border-inline-start: 1px solid var(--line); }
.cols > div:first-child { padding-inline-start: 0; border-inline-start: 0; }
.cols > div:last-child { padding-inline-end: 0; }
.cols h3 { font-size: var(--text-lg); margin-bottom: var(--space-3); }
.cols p { color: var(--text-secondary); margin: 0; }

/* Stat tiles */
.stats { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--radius-md); overflow: hidden; list-style: none; margin: 0; padding: 0; }
.stat { background: var(--bg); padding: var(--space-6) var(--space-5); }
.stat-value {
  font-family: var(--font-display); font-weight: 600; font-stretch: 118%;
  font-variation-settings: "wdth" 118, "wght" 600;
  font-size: var(--text-3xl); line-height: 1; letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
}
.stat-value small { font-size: 0.42em; font-variation-settings: "wdth" 112, "wght" 500; letter-spacing: 0; color: var(--fg-muted); margin-inline-start: 0.2em; }
.stat-label { margin-top: var(--space-3); font-family: var(--font-mono); font-size: var(--text-xs); font-weight: 500; letter-spacing: var(--tracking-eyebrow); text-transform: uppercase; color: var(--fg-faint); }
.method { margin-top: var(--space-5); font-family: var(--font-mono); font-size: var(--text-xs); line-height: 1.7; color: var(--fg-muted); max-width: 80ch; }

/* Code */
.code {
  margin: 0; padding: var(--space-5) var(--space-6);
  background: var(--plum-950);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  font-family: var(--font-mono); font-size: var(--text-sm); line-height: 1.75;
  color: var(--bone-100);
  overflow-x: auto;
}
.code .k { color: var(--mauve-300); }
.code .h { color: var(--apricot-300); }
.code-label { margin: 0 0 var(--space-3); font-family: var(--font-mono); font-size: var(--text-xs); letter-spacing: var(--tracking-eyebrow); text-transform: uppercase; color: var(--fg-faint); }

/* Tables */
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius-md); }
.table { width: 100%; border-collapse: collapse; font-size: var(--text-sm); }
.table caption { text-align: start; padding: var(--space-4) var(--space-5); font-family: var(--font-mono); font-size: var(--text-xs); letter-spacing: var(--tracking-eyebrow); text-transform: uppercase; color: var(--fg-faint); border-bottom: 1px solid var(--line); }
.table th {
  padding: 0.85rem 1rem;
  text-align: start; vertical-align: bottom;
  font-family: var(--font-mono); font-size: var(--text-xs); font-weight: 500;
  letter-spacing: var(--tracking-eyebrow); text-transform: uppercase; color: var(--fg-faint);
  background: var(--plum-900);
  border-bottom: 1px solid var(--line-strong);
}
.table td { padding: 0.9rem 1rem; vertical-align: top; color: var(--text-secondary); border-bottom: 1px solid var(--line); line-height: 1.55; }
.table tr:last-child td { border-bottom: 0; }
.table td:first-child { color: var(--fg); font-weight: 500; }
.table--formats { min-width: 40rem; }
.table--formats td:first-child, .table--formats td:nth-child(2) { white-space: nowrap; }
.table--controls td:first-child { width: 24%; min-width: 9rem; }

/* OneMail pipeline */
.pipeline { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 0 var(--space-4); list-style: none; margin: 0; padding: 0; }
.pipeline li { position: relative; padding-block: var(--space-5) 0; padding-inline: 0 var(--space-3); border-top: 1px solid var(--line-strong); }
.pipeline li:not(:last-child)::after {
  content: ""; position: absolute; top: -4px; inset-inline-end: calc(-1 * var(--space-4) + 3px);
  width: 7px; height: 7px;
  border-top: 1px solid var(--fg); border-right: 1px solid var(--fg);
  transform: rotate(45deg);
}
.pipeline .num { font-family: var(--font-mono); font-size: var(--text-xs); font-weight: 500; letter-spacing: var(--tracking-eyebrow); color: var(--fg-faint); }
.pipeline h3 { font-size: var(--text-lg); text-transform: uppercase; letter-spacing: 0.01em; margin: var(--space-2) 0 var(--space-3); }
.pipeline p { margin: 0; font-size: var(--text-sm); color: var(--text-secondary); }

/* FAQ */
.faq { border-top: 1px solid var(--line); max-width: 52rem; }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary {
  display: flex; align-items: center; justify-content: space-between; gap: var(--space-4);
  padding: var(--space-5) 0; cursor: pointer; list-style: none;
  font-family: var(--font-display); font-weight: 600; font-stretch: 112%;
  font-variation-settings: "wdth" 112, "wght" 600; letter-spacing: -0.01em;
  font-size: var(--text-lg); line-height: 1.25;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; flex: none; font-family: var(--font-mono); font-size: var(--text-lg); color: var(--fg-faint); }
.faq details[open] summary::after { content: "\2013"; }
.faq .faq-body { padding: 0 0 var(--space-5); color: var(--text-secondary); max-width: var(--measure); }

/* Closing CTA */
.cta-block { padding-block: var(--space-9); border-top: 1px solid var(--line); }
.cta-title { font-size: var(--text-3xl); }
.cta-links { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-4) var(--space-6); margin-top: var(--space-6); }

/* Closing CTAs: each action carries its own address (audience → action → address) */
.cta-actions {
  display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-4);
  margin: var(--space-6) 0 0; padding: 0; list-style: none;
}
.cta-actions > li { display: flex; }
.cta-action {
  flex: 1; display: flex; flex-direction: column; gap: 0.35rem;
  padding: var(--space-5) var(--space-5) calc(var(--space-5) - 2px);
  border-radius: var(--radius-md);
  background: var(--plum-700);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.05);
  border: 1px solid transparent;
  color: var(--fg); text-decoration: none;
  transition: border-color var(--dur-base) var(--ease-out), background-color var(--dur-base) var(--ease-out), color var(--dur-base) var(--ease-out);
}
.cta-action-audience {
  font-family: var(--font-mono); font-size: var(--text-xs); font-weight: 500;
  letter-spacing: var(--tracking-eyebrow); text-transform: uppercase; color: var(--fg-faint);
}
.cta-action-label {
  display: block;
  margin-top: 0.4rem;
  font-family: var(--font-display); font-variation-settings: "wdth" 108, "wght" 600; font-weight: 600;
  font-size: 1.375rem; letter-spacing: -0.01em; line-height: 1.2;
  text-wrap: balance;
}
.cta-action-label .icon {
  display: inline-block; vertical-align: -0.12em; margin-inline-start: 0.35em;
  transition: transform var(--dur-base) var(--ease-out);
}
.cta-action-addr {
  margin-top: auto; padding-top: var(--space-4);
  font-family: var(--font-mono); font-size: var(--text-sm); letter-spacing: 0.01em;
  color: var(--text-secondary);
  border-top: 1px solid var(--line);
}
.cta-action:hover { border-color: rgba(255, 98, 77, 0.55); color: var(--fg); }
.cta-action:hover .cta-action-label .icon { transform: translateX(3px); }
.cta-action:hover .cta-action-addr { color: var(--fg); }

.cta-action--primary { background: var(--accent); border-color: var(--accent); box-shadow: none; color: var(--accent-fg); }
.cta-action--primary .cta-action-audience { color: rgba(18, 11, 24, 0.8); } /* 5.0:1 on coral */
.cta-action--primary .cta-action-addr { color: var(--accent-fg); border-top-color: rgba(18, 11, 24, 0.2); }
.cta-action--primary:hover { background: var(--accent-hover); border-color: var(--accent-hover); color: var(--accent-fg); }
.cta-action--primary:hover .cta-action-addr { color: var(--accent-fg); }

@media (max-width: 56.24em) {
  .cta-actions { grid-template-columns: minmax(0, 1fr); }
}
@media (prefers-reduced-motion: reduce) {
  .cta-action, .cta-action-label .icon { transition: none; }
}

/* Subpage hero */
.page-hero { padding-block: var(--space-7) var(--space-8); border-bottom: 1px solid var(--line); }
.breadcrumb { margin-bottom: var(--space-6); }
.breadcrumb ol {
  display: flex; flex-wrap: wrap; gap: 0.6rem; list-style: none; margin: 0; padding: 0;
  font-family: var(--font-mono); font-size: var(--text-xs); font-weight: 500;
  letter-spacing: 0.1em; text-transform: uppercase; color: var(--fg-faint);
}
.breadcrumb li + li::before { content: "/"; margin-inline-end: 0.6rem; color: var(--plum-500); }
.breadcrumb a { text-decoration: none; color: inherit; }
.breadcrumb a:hover { color: var(--fg); }
.breadcrumb [aria-current] { color: var(--fg-muted); }
.page-hero-grid { display: grid; grid-template-columns: minmax(0, 8fr) minmax(0, 4fr); gap: var(--space-7); align-items: start; }
.page-title { font-size: var(--text-3xl); max-width: 20ch; margin-bottom: var(--space-5); }
.page-actions { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-4) var(--space-5); margin-top: var(--space-6); }
.page-hero .lockup-large { width: min(100%, 19rem); justify-self: end; margin-top: var(--space-3); }
.page-status {
  display: flex; gap: var(--space-4); align-items: baseline;
  margin-top: var(--space-7); padding: var(--space-4) var(--space-5);
  border: 1px solid var(--line); border-radius: var(--radius-sm);
  font-family: var(--font-mono); font-size: var(--text-xs); line-height: 1.7; color: var(--fg-muted);
}
.page-status b { flex: none; font-weight: 500; letter-spacing: var(--tracking-eyebrow); text-transform: uppercase; color: var(--fg-faint); }

/* Prose pages */
.prose { max-width: var(--measure); }
.prose p { margin: 0 0 1.2em; color: var(--text-secondary); }
.prose p:last-child { margin-bottom: 0; }
.prose h2 { font-size: var(--text-xl); margin: var(--space-7) 0 var(--space-4); }
.prose a { color: var(--fg); }
.prose a:hover { color: var(--accent); }
.prose ul { display: grid; gap: var(--space-2); list-style: none; padding: 0; }

/* Postal address blocks (legal notice, privacy notice) */
.prose .address { color: var(--fg); line-height: 1.7; }

/* Contact cards */
.contact-card .addr-row { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-3) var(--space-4); }
.contact-card .addr { font-family: var(--font-mono); font-size: var(--text-sm); color: var(--fg); text-decoration: none; border-bottom: 1px solid var(--line-strong); }
.contact-card .addr:hover { color: var(--accent); border-color: currentColor; }
.copy-addr {
  min-height: 2rem; padding: 0.3rem 0.65rem;
  background: none; color: var(--fg-muted);
  border: 1px solid var(--line-strong); border-radius: var(--radius-sm);
  font-family: var(--font-mono); font-size: var(--text-xs); font-weight: 500;
  letter-spacing: var(--tracking-eyebrow); text-transform: uppercase; cursor: pointer;
}
.copy-addr:hover { color: var(--fg); border-color: var(--fg); }
.copy-addr[hidden] { display: none; }
.contact-card .subjects { display: flex; flex-wrap: wrap; gap: 0.4rem 1rem; font-family: var(--font-mono); font-size: var(--text-xs); color: var(--fg-faint); }
.contact-card .subjects a { color: var(--fg-muted); text-decoration: none; border-bottom: 1px solid var(--line); }
.contact-card .subjects a:hover { color: var(--fg); border-color: currentColor; }
/* An odd card out at the end of a two-column grid takes the full row */
.grid-2 > .contact-card:last-child:nth-child(odd) { grid-column: 1 / -1; }

/* Leadership card */
.card--person { max-width: 44rem; }
.person { display: grid; grid-template-columns: auto minmax(0, 1fr); gap: var(--space-6); align-items: start; }
.person .tile { width: 4.5rem; height: 4.5rem; border-radius: 22%; background: var(--plum-950); display: grid; place-items: center; }
.person .tile svg { width: 60%; height: auto; }
.person h3 { font-size: var(--text-xl); }
.person .role { font-family: var(--font-mono); font-size: var(--text-xs); letter-spacing: var(--tracking-eyebrow); text-transform: uppercase; color: var(--fg-faint); margin: var(--space-2) 0 var(--space-4); }

/* Two-tone word lists (Trust) */
.words { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-5); }
.words .card p { font-family: var(--font-mono); font-size: var(--text-sm); line-height: 1.8; }

/* Capability blocks */

.feature {
  display: flex; flex-direction: column; gap: var(--space-4);
  padding: var(--space-6); background: var(--bg-raised);
  border-radius: var(--radius-md); box-shadow: var(--card-highlight);
}
.feature-head { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: var(--space-2) var(--space-4); }
.feature p { margin: 0; color: var(--text-secondary); }
.feature .list li { font-size: 1rem; }
.feature code, .list code { font-size: 0.875em; color: var(--bone-100); }

.grid--after { margin-top: var(--space-6); }
.code-label--after { margin-top: var(--space-6); }
.details summary { cursor: pointer; font-weight: 500; color: var(--fg); }
.details p { margin-top: var(--space-3); }

/* Product screenshots: light UI on the dark page, framed, always captioned */
.shot { margin: var(--space-7) 0 0; }
.shot img { width: 100%; height: auto; border-radius: var(--radius-md); border: 1px solid var(--line-strong); background: var(--bone-50); }
.shot figcaption { margin-top: var(--space-3); max-width: var(--measure); font-size: var(--text-sm); color: var(--fg-muted); }
.shot figcaption .link-arrow { margin-inline-start: 0.35rem; font-size: var(--text-sm); }
.split .shot, .split--even .shot { margin-top: 0; }
.section--shot { padding-block: var(--space-7); }
.section--shot .shot { margin-top: 0; }
.section--shot .shot + p { margin-top: var(--space-3); }

@media (max-width: 39.99em) {
  .feature { padding: var(--space-5); }
}

/* 404 */
.notfound { padding-block: var(--space-10); }
.notfound .code-big { font-family: var(--font-mono); font-size: var(--text-xs); letter-spacing: var(--tracking-eyebrow); color: var(--fg-faint); }

/* ---- Footer -------------------------------------------------------------- */
.site-footer {
  margin-top: auto;
  padding-block: var(--space-8) var(--space-6);
  background: var(--bg-deep);
  border-top: 1px solid var(--line);
  font-size: var(--text-sm); color: var(--fg-muted);
}
.footer-grid { display: grid; grid-template-columns: 1.5fr repeat(4, minmax(0, 1fr)); gap: var(--space-6); }
.footer-brand img { height: 24px; width: auto; margin-bottom: var(--space-5); }
.footer-tagline { font-family: var(--font-display); font-weight: 600; font-stretch: 112%; font-variation-settings: "wdth" 112, "wght" 600; font-size: var(--text-lg); letter-spacing: -0.01em; color: var(--fg); margin: 0; }
.footer-desc { margin-top: var(--space-3); max-width: 28ch; }
.footer-col h2 { margin: 0 0 var(--space-4); font-family: var(--font-mono); font-size: var(--text-xs); font-weight: 500; letter-spacing: var(--tracking-eyebrow); text-transform: uppercase; color: var(--fg-faint); }
.footer-col ul { display: grid; gap: 0.2rem; list-style: none; margin: 0; padding: 0; }
/* 24px minimum target height (WCAG 2.5.8) without changing the rhythm */
.footer-col a { display: inline-block; padding-block: 0.2rem; color: var(--mauve-200); text-decoration: none; }
.footer-col a:hover { color: var(--fg); }
.footer-bottom {
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: var(--space-3) var(--space-6);
  margin-top: var(--space-7); padding-top: var(--space-5);
  border-top: 1px solid var(--line);
  font-size: 0.8125rem; color: var(--fg-faint); line-height: 1.6;
}
.footer-bottom p { margin: 0; max-width: 78ch; }

/* ---- Reveal on scroll (JS adds .js; reduced motion shows everything) ------ */
html.js [data-reveal] { opacity: 0; transform: translateY(14px); transition: opacity var(--dur-slow) var(--ease-out), transform var(--dur-slow) var(--ease-out); }
html.js [data-reveal].is-visible { opacity: 1; transform: none; }
html.js [data-reveal].no-transition { transition: none; }
@media (prefers-reduced-motion: reduce) {
  html.js [data-reveal] { opacity: 1; transform: none; transition: none; }
}

/* ---- Responsive ---------------------------------------------------------- */
@media (max-width: 63.99em) {
  /* minmax(0, 1fr), never bare 1fr: a bare 1fr track grows to fit wide
     content (a code sample) and pushes the whole page sideways on phones. */
  .section { padding-block: var(--space-8); }
  .section-head--split { grid-template-columns: minmax(0, 1fr); align-items: start; gap: var(--space-5); }
  .grid-3, .grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .split, .split--even { grid-template-columns: minmax(0, 1fr); gap: var(--space-6); }
  .principles--row { grid-template-columns: minmax(0, 1fr); gap: var(--space-4); }
  .principles--4 { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-5); }
  .cap-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .cols { grid-template-columns: minmax(0, 1fr); gap: var(--space-5); }
  .cols > div { padding: var(--space-5) 0 0; border-inline-start: 0; border-top: 1px solid var(--line); }
  .cols > div:first-child { padding-top: 0; border-top: 0; }
  .stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .pipeline { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-6) var(--space-4); }
  .pipeline li:nth-child(3)::after { display: none; }
  .page-hero-grid { grid-template-columns: minmax(0, 1fr); }
  .page-hero .lockup-large { display: none; }
  .footer-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer-brand { grid-column: 1 / -1; }
  .words { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 39.99em) {
  .section { padding-block: var(--space-7); }
  .section-title { font-size: 1.625rem; }
  .page-title { font-size: 2.1rem; }
  .cta-title { font-size: 2.1rem; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: minmax(0, 1fr); }
  .principles--4 { grid-template-columns: minmax(0, 1fr); }
  .cap-grid { grid-template-columns: minmax(0, 1fr); }
  .cap-grid li { min-height: 0; flex-direction: row; align-items: baseline; gap: var(--space-4); }
  .cap-grid .cap { margin-top: 0; }
  .list--cols { grid-template-columns: minmax(0, 1fr); }
  .stats { grid-template-columns: minmax(0, 1fr); }
  .stat-value { font-size: var(--text-2xl); }
  .pipeline { grid-template-columns: minmax(0, 1fr); gap: var(--space-5); }
  .pipeline li { padding-inline-end: 0; padding-bottom: var(--space-2); }
  .pipeline li:nth-child(3)::after { display: block; }
  .pipeline li:not(:last-child)::after { top: auto; inset-inline-end: auto; bottom: -1.05rem; inset-inline-start: 0.4rem; transform: rotate(135deg); }
  .card { padding: var(--space-5); }
  .page-status { flex-direction: column; gap: var(--space-2); }
  .footer-grid { grid-template-columns: minmax(0, 1fr); }
  .person { grid-template-columns: minmax(0, 1fr); }
  .cta-links { flex-direction: column; align-items: flex-start; }
  .table--controls td:first-child { min-width: 7rem; }
}

/* ---- Language switcher ----------------------------------------------------
   Plain links to the same page in each language. The choice changes only when
   the visitor picks a language; it is remembered in localStorage (onega-lang). */
.nav-lang { gap: 0.4rem; }
.nav-lang .icon-globe { width: 1.05em; height: 1.05em; }
.nav-lang [data-lang-code] { font-family: var(--font-mono); font-size: var(--text-xs); letter-spacing: 0.08em; }
.menu--lang {
  inset-inline-start: auto; inset-inline-end: -0.5rem; min-width: 22rem;
  display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 0.25rem;
}
.menu--lang a { flex-direction: row; justify-content: space-between; padding: 0.5rem 0.75rem; font-size: 0.9375rem; }
.menu--lang a[aria-current="true"] { background: var(--plum-700); }
.menu--lang a[aria-current="true"]::after { content: ""; width: 6px; height: 6px; border-radius: 1px; background: var(--accent); align-self: center; }
.menu--lang[hidden] { display: none; }
html:not(.js) .nav-item--lang:hover > .menu--lang,
html:not(.js) .nav-item--lang:focus-within > .menu--lang { display: grid; }
@media (max-width: 56.24em) {
  .menu--lang { min-width: 0; }
  html:not(.js) .nav-item--lang > .menu--lang { display: grid; }
}

/* ---- Right-to-left (Arabic) -----------------------------------------------
   Layout uses logical properties throughout; only direction-bearing shapes
   and arrows need mirroring here. The mark itself is never mirrored. */
[dir="rtl"] .link-arrow .icon,
[dir="rtl"] .cta-action-label .icon { transform: scaleX(-1); }
[dir="rtl"] .link-arrow:hover .icon,
[dir="rtl"] .cta-action:hover .cta-action-label .icon { transform: scaleX(-1) translateX(3px); }
[dir="rtl"] .hero-panel { clip-path: polygon(0 0, 40% 0, calc(40% + 510.1px) 100%, 0 100%); }
[dir="rtl"] .pipeline li:not(:last-child)::after { transform: rotate(-135deg); }
@media (max-width: 74.99em) {
  [dir="rtl"] .hero-panel { clip-path: polygon(0 0, 38% 0, calc(38% + 510.1px) 100%, 0 100%); }
}
@media (max-width: 63.99em) {
  [dir="rtl"] .hero-panel { clip-path: polygon(0 0, 100% 0, 100% calc(100% - 21.26cqw), 0 100%); }
}
@media (max-width: 39.99em) {
  [dir="rtl"] .pipeline li:not(:last-child)::after { transform: rotate(135deg); }
}
/* Code, addresses and product identifiers stay left-to-right inside Arabic text */
[dir="rtl"] pre, [dir="rtl"] .code { direction: ltr; text-align: left; }
[dir="rtl"] code, [dir="rtl"] p a[href^="mailto:"], [dir="rtl"] .addr { unicode-bidi: isolate; }

/* Arabic typography: IBM Plex Sans Arabic for text, Noto Kufi Arabic for
   display. Letter-spacing and capitals break Arabic joining, so both are off.
   The Arabic faces cover Arabic only (unicode-range), so Latin runs such as
   the tagline and product names fall through to Archivo and IBM Plex. */
:root[lang="ar"] {
  --font-body: "IBM Plex Sans Arabic", "IBM Plex Sans", "Plex Sans Fallback", "Segoe UI", Tahoma, sans-serif;
  --font-display: "Noto Kufi Arabic", "Archivo", "Archivo Fallback", "Segoe UI", Tahoma, sans-serif;
  --font-mono: "IBM Plex Sans Arabic", "IBM Plex Mono", "Plex Mono Fallback", Consolas, monospace;
}
:lang(ar) { letter-spacing: 0 !important; text-transform: none !important; }
:root[lang="ar"] body { line-height: 1.75; }
:root[lang="ar"] h1, :root[lang="ar"] h2, :root[lang="ar"] h3, :root[lang="ar"] .faq summary,
:root[lang="ar"] .cta-action-label { line-height: 1.4; }
:root[lang="ar"] .eyebrow, :root[lang="ar"] .stat-label,
:root[lang="ar"] .page-status, :root[lang="ar"] .breadcrumb ol { font-size: 0.8125rem; }
:root[lang="ar"] code, :root[lang="ar"] pre, :root[lang="ar"] .code, :root[lang="ar"] [data-lang-code] {
  font-family: "IBM Plex Mono", "Plex Mono Fallback", Consolas, monospace;
}

@media print {
  .site-header, .site-footer, .hero-panel, .hero-mark, .skip-link { display: none !important; }
  html, body { background: #fff; color: #000; }
  a { color: #000; }
}