@import url('fonts.css');

/* ============================================================
   ZENITH SUITE — user guide (/user-guide/)
   A quiet, readable docs layout on the suite's black + warm
   off-white palette. Burnt gold #C8912E means Zenith Gold only.
   ============================================================ */

:root {
  --zx-accent: #E8E8E6;
  --zx-gold: #C8912E;
  --zx-black: #000000;
  --zx-panel: #060608;
  --zx-surface: #0C0C10;
  --zx-surface-2: #141419;

  --zx-t-85: rgba(232,232,230,.85);
  --zx-t-72: rgba(232,232,230,.72);
  --zx-t-66: rgba(232,232,230,.66);
  --zx-t-60: rgba(232,232,230,.60);
  --zx-t-55: rgba(232,232,230,.55);
  --zx-t-50: rgba(232,232,230,.50);
  --zx-t-42: rgba(232,232,230,.42);
  --zx-t-38: rgba(232,232,230,.38);
  --zx-t-32: rgba(232,232,230,.32);
  --zx-t-26: rgba(232,232,230,.26);

  --zx-line: rgba(232,232,230,.1);
  --zx-line-soft: rgba(232,232,230,.08);
  --zx-line-card: rgba(232,232,230,.12);

  --zx-ease: cubic-bezier(.16,1,.3,1);
  --zx-sans: Roboto, system-ui, -apple-system, 'Segoe UI', sans-serif;
  --zx-mono: 'JetBrains Mono', ui-monospace, Consolas, 'SF Mono', Menlo, monospace;

  --gd-topbar: 60px;
  --gd-sidebar: 300px;
  --gd-toc: 210px;
  --gd-max: 1580px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
html, body { margin: 0; padding: 0; background: var(--zx-black); }
body.guide-body {
  font-family: var(--zx-sans);
  color: #E8E8E6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}
a { color: var(--zx-accent); text-decoration: none; }
a:hover { color: #fff; }
::selection { background: rgba(232,232,230,.18); }
img { max-width: 100%; }
:focus-visible { outline: 1px solid var(--zx-accent); outline-offset: 3px; }

.guide-visually-hidden {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
.guide-skip {
  position: fixed; top: -60px; left: 16px; z-index: 80;
  font: 300 12.5px/1 var(--zx-mono); letter-spacing: .12em;
  color: #E8E8E6; background: var(--zx-panel);
  border: 1px solid rgba(232,232,230,.28); padding: 11px 16px; border-radius: 2px;
  transition: top .25s var(--zx-ease);
}
.guide-skip:focus { top: 16px; }

/* ---------- top bar ---------- */

.guide-topbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 60;
  height: var(--gd-topbar);
  display: flex; align-items: center; gap: 18px;
  padding: 0 clamp(16px, 3vw, 30px);
  background: rgba(4,4,7,.86);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--zx-line);
}
.guide-brand { display: flex; align-items: center; gap: 11px; }
.guide-mark { width: 24px; height: 24px; display: block; color: var(--zx-accent);
  filter: drop-shadow(0 0 7px rgba(232,232,230,.5)); }
.guide-mark--sm { width: 18px; height: 18px; color: rgba(232,232,230,.7); filter: none; }
.guide-brand-word { font: 300 14px/1 var(--zx-sans); letter-spacing: .4em; padding-left: .4em; }
.guide-topbar-title {
  font: 300 13px/1 var(--zx-mono); letter-spacing: .12em; color: var(--zx-t-60);
  padding-left: 18px; border-left: 1px solid var(--zx-line);
}
.guide-topbar-title a { color: var(--zx-t-72); }
.guide-topbar-right { margin-left: auto; display: flex; align-items: center; gap: 14px; }
.guide-topbar-link {
  font: 300 12.5px/1 var(--zx-mono); letter-spacing: .1em; color: var(--zx-t-60);
  border: 1px solid rgba(232,232,230,.24); padding: 8px 13px; border-radius: 2px;
  transition: border-color .3s, color .3s;
}
.guide-topbar-link:hover { border-color: rgba(232,232,230,.6); color: #fff; }

.guide-menu-btn {
  display: none; width: 40px; height: 34px; align-items: center; justify-content: center;
  background: none; border: 1px solid rgba(232,232,230,.24); border-radius: 3px; cursor: pointer;
}
.guide-menu-bars, .guide-menu-bars::before, .guide-menu-bars::after {
  display: block; width: 16px; height: 1.5px; background: #E8E8E6; position: relative;
}
.guide-menu-bars::before, .guide-menu-bars::after { content: ''; position: absolute; left: 0; }
.guide-menu-bars::before { top: -5px; }
.guide-menu-bars::after { top: 5px; }

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

.guide-shell {
  display: grid;
  grid-template-columns: var(--gd-sidebar) minmax(0, 1fr);
  max-width: var(--gd-max); margin: 0 auto;
  padding-top: var(--gd-topbar);
}
.guide-shell--nosidebar { grid-template-columns: minmax(0,1fr); }

.guide-sidebar {
  position: sticky; top: var(--gd-topbar);
  align-self: start;
  height: calc(100vh - var(--gd-topbar));
  overflow-y: auto;
  border-right: 1px solid var(--zx-line);
  padding: 26px 20px 60px;
}
.guide-sidebar-nav { font-size: 14px; }
.guide-nav-home {
  display: block; font: 300 12px/1 var(--zx-mono); letter-spacing: .12em;
  color: var(--zx-t-60); margin-bottom: 20px; padding-bottom: 16px;
  border-bottom: 1px solid var(--zx-line-soft);
}
.guide-nav-part { margin-bottom: 4px; }
.guide-nav-part > summary {
  cursor: pointer; list-style: none;
  font: 300 11.5px/1.3 var(--zx-mono); letter-spacing: .14em; text-transform: uppercase;
  color: var(--zx-t-50); padding: 9px 8px; border-radius: 3px;
  display: flex; align-items: center; gap: 8px;
}
.guide-nav-part > summary::-webkit-details-marker { display: none; }
.guide-nav-part > summary::before {
  content: '›'; font-size: 13px; color: var(--zx-t-38);
  transition: transform .2s var(--zx-ease); display: inline-block;
}
.guide-nav-part[open] > summary::before { transform: rotate(90deg); }
.guide-nav-part > summary:hover { color: var(--zx-t-85); background: rgba(232,232,230,.03); }
.guide-nav-part ul { list-style: none; margin: 2px 0 10px; padding: 0 0 0 4px; }
.guide-nav-part li a {
  display: block; padding: 7px 12px 7px 18px; border-radius: 3px;
  color: var(--zx-t-60); font-weight: 300; line-height: 1.4;
  border-left: 1px solid transparent; margin-left: 6px;
}
.guide-nav-part li a:hover { color: #fff; background: rgba(232,232,230,.04); }
.guide-nav-part li a.is-current {
  color: #fff; background: rgba(232,232,230,.06);
  border-left-color: var(--zx-accent);
}
.guide-nav-index { color: var(--zx-t-72); font-weight: 400; }
.guide-nav-gold {
  font: 400 9px/1 var(--zx-mono); letter-spacing: .1em; color: var(--zx-gold);
  border: 1px solid rgba(200,145,46,.4); border-radius: 3px; padding: 2px 5px;
  margin-left: 6px; vertical-align: middle;
}
.guide-sidebar-scrim {
  position: fixed; inset: 0; z-index: 45; background: rgba(0,0,0,.6);
}

/* ---------- main / columns ---------- */

.guide-main {
  min-width: 0;
  padding: 30px clamp(20px, 4vw, 56px) 80px;
}
.guide-columns {
  display: grid; grid-template-columns: minmax(0,1fr) var(--gd-toc); gap: 44px;
}
.guide-article { min-width: 0; max-width: 760px; }

.guide-breadcrumb {
  display: flex; flex-wrap: wrap; align-items: center; gap: 8px;
  font: 300 12px/1.5 var(--zx-mono); letter-spacing: .04em; color: var(--zx-t-50);
  margin-bottom: 30px;
}
.guide-breadcrumb a { color: var(--zx-t-60); }
.guide-breadcrumb a:hover { color: #fff; }
.guide-breadcrumb [aria-current="page"] { color: var(--zx-t-85); }
.guide-crumb-sep { color: var(--zx-t-32); }

/* ---------- prose ---------- */

.guide-h1 {
  font: 200 clamp(30px, 4.6vw, 46px)/1.08 var(--zx-sans);
  letter-spacing: -.02em; margin: 0 0 22px; text-wrap: pretty;
}
.guide-metarow { display: flex; flex-wrap: wrap; gap: 8px; margin: -8px 0 26px; }
.guide-chip {
  font: 400 10.5px/1 var(--zx-mono); letter-spacing: .12em; text-transform: uppercase;
  color: var(--zx-t-60); border: 1px solid var(--zx-line-card);
  border-radius: 100px; padding: 6px 11px;
}
.guide-chip--gold { color: var(--zx-gold); border-color: rgba(200,145,46,.45); }

.guide-h2 {
  font: 300 clamp(21px, 2.6vw, 27px)/1.25 var(--zx-sans);
  letter-spacing: -.01em; color: #E8E8E6;
  margin: 52px 0 16px; padding-top: 26px; border-top: 1px solid var(--zx-line-soft);
  scroll-margin-top: calc(var(--gd-topbar) + 20px);
}
.guide-h3 {
  font: 400 17px/1.35 var(--zx-sans); color: #E8E8E6; margin: 34px 0 12px;
  scroll-margin-top: calc(var(--gd-topbar) + 20px);
}
.guide-h4 { font: 400 15px/1.4 var(--zx-sans); color: var(--zx-t-85); margin: 26px 0 10px; }
.guide-anchor {
  color: var(--zx-t-26); font-weight: 300; padding-right: 10px;
  margin-left: -22px; opacity: 0; transition: opacity .2s;
}
.guide-h2:hover .guide-anchor, .guide-h3:hover .guide-anchor { opacity: 1; }

.guide-article p {
  font: 300 15.5px/1.75 var(--zx-sans); color: var(--zx-t-72); margin: 0 0 18px;
}
.guide-article strong { color: #E8E8E6; font-weight: 400; }
.guide-article em { font-style: italic; color: var(--zx-t-85); }
.guide-article a { color: #cfe0f4; }
.guide-article a:hover { color: #fff; text-decoration: underline; text-underline-offset: 3px; }

.guide-ul, .guide-ol { margin: 0 0 20px; padding-left: 0; }
.guide-ul { list-style: none; }
.guide-ul li {
  position: relative; padding-left: 24px; margin: 0 0 11px;
  font: 300 15.5px/1.7 var(--zx-sans); color: var(--zx-t-72);
}
.guide-ul li::before {
  content: '✦'; position: absolute; left: 0; top: 0;
  color: var(--zx-t-35); font-size: 12px; line-height: 1.85;
}
.guide-ol { list-style: none; counter-reset: gi; }
.guide-ol li {
  position: relative; padding-left: 34px; margin: 0 0 12px;
  font: 300 15.5px/1.7 var(--zx-sans); color: var(--zx-t-72); counter-increment: gi;
}
.guide-ol li::before {
  content: counter(gi); position: absolute; left: 0; top: 2px;
  width: 22px; height: 22px; border-radius: 50%;
  border: 1px solid var(--zx-line-card); color: var(--zx-t-60);
  font: 400 11px/22px var(--zx-mono); text-align: center;
}
.guide-article li strong { color: #E8E8E6; font-weight: 400; }

.guide-article code {
  font: 300 .88em/1 var(--zx-mono); color: #e4dcc8;
  background: rgba(232,232,230,.06); border: 1px solid var(--zx-line-soft);
  border-radius: 3px; padding: 2px 6px;
}

.guide-seealso {
  margin-top: 34px; padding-top: 20px; border-top: 1px solid var(--zx-line-soft);
  font: 300 14px/1.8 var(--zx-sans); color: var(--zx-t-55);
}
.guide-seealso a { color: #cfe0f4; }

.guide-gold-inline { color: var(--zx-gold); font-size: .82em; letter-spacing: .04em; }
.guide-deadlink { color: rgba(242,198,198,.8); border-bottom: 1px dotted rgba(242,198,198,.5); }

/* ---------- callouts / power-user toggle ---------- */

.guide-note {
  margin: 24px 0; padding: 18px 22px; border-left: 2px solid rgba(232,232,230,.3);
  background: rgba(232,232,230,.03); border-radius: 0 4px 4px 0;
}
.guide-note p:last-child { margin-bottom: 0; }

.guide-power {
  margin: 26px 0; border: 1px solid var(--zx-line-card); border-radius: 5px;
  background: linear-gradient(180deg, rgba(232,232,230,.02), transparent);
  overflow: hidden;
}
.guide-power > summary {
  cursor: pointer; list-style: none; padding: 15px 20px;
  font: 400 12px/1 var(--zx-mono); letter-spacing: .14em; text-transform: uppercase;
  color: var(--zx-t-66); display: flex; align-items: center; gap: 10px;
}
.guide-power > summary::-webkit-details-marker { display: none; }
.guide-power-icon { transition: transform .2s var(--zx-ease); display: inline-block; }
.guide-power[open] > summary { border-bottom: 1px solid var(--zx-line-soft); }
.guide-power[open] .guide-power-icon { transform: rotate(90deg); }
.guide-power > summary:hover { color: var(--zx-t-85); }
.guide-power-body { padding: 6px 20px 4px; }
.guide-power-body p { font-size: 14.5px; color: var(--zx-t-66); }

/* ---------- tables ---------- */

.guide-tablewrap { overflow-x: auto; margin: 22px 0 26px; }
.guide-table {
  width: 100%; border-collapse: collapse; font: 300 14px/1.55 var(--zx-sans);
  min-width: 460px;
}
.guide-table th, .guide-table td {
  text-align: left; padding: 12px 16px; border-bottom: 1px solid var(--zx-line-soft);
  vertical-align: top; color: var(--zx-t-72);
}
.guide-table th {
  font: 400 11px/1.3 var(--zx-mono); letter-spacing: .1em; text-transform: uppercase;
  color: var(--zx-t-55); border-bottom: 1px solid var(--zx-line);
}
.guide-table tr:hover td { background: rgba(232,232,230,.02); }
.guide-table td strong { color: #E8E8E6; font-weight: 400; }
.guide-table a { color: #cfe0f4; }

/* ---------- media placeholders ---------- */

.guide-media {
  display: grid; gap: 16px; margin: 8px 0 30px;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}
.guide-figure { margin: 0; }
.guide-figure-slot {
  position: relative; aspect-ratio: 16/10;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 8px; text-align: center; padding: 24px;
  border: 1px dashed rgba(232,232,230,.18); border-radius: 6px;
  background: radial-gradient(120% 120% at 50% 0%, rgba(232,232,230,.03), transparent 70%);
}
.guide-figure-badge {
  font: 400 10px/1 var(--zx-mono); letter-spacing: .14em; text-transform: uppercase;
  color: var(--zx-t-50); border: 1px solid var(--zx-line-card); border-radius: 100px;
  padding: 5px 10px;
}
.guide-figure-alt { font: 300 13px/1.5 var(--zx-sans); color: var(--zx-t-55); max-width: 34ch; }
.guide-figure-note { font: 300 11px/1 var(--zx-mono); letter-spacing: .08em; color: var(--zx-t-32); }
.guide-figure figcaption {
  font: 300 12.5px/1.6 var(--zx-sans); color: var(--zx-t-50); margin-top: 10px;
}

/* ---------- prev / next ---------- */

.guide-prevnext {
  display: grid; grid-template-columns: 1fr 1fr; gap: 14px;
  margin: 54px 0 0; padding-top: 30px; border-top: 1px solid var(--zx-line);
}
.guide-pn {
  display: flex; flex-direction: column; gap: 7px;
  border: 1px solid var(--zx-line-card); border-radius: 5px; padding: 16px 20px;
  transition: border-color .3s, background .3s;
}
.guide-pn:hover { border-color: rgba(232,232,230,.32); background: rgba(232,232,230,.02); }
.guide-pn--next { text-align: right; }
.guide-pn-dir { font: 300 11px/1 var(--zx-mono); letter-spacing: .1em; color: var(--zx-t-42); }
.guide-pn-title { font: 300 15px/1.35 var(--zx-sans); color: #E8E8E6; }

/* ---------- article foot: helpful + updated ---------- */

.guide-article-foot {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between;
  gap: 16px; margin-top: 34px; padding-top: 22px; border-top: 1px solid var(--zx-line-soft);
}
.guide-helpful {
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
  font: 300 13px/1 var(--zx-sans); color: var(--zx-t-60);
}
.guide-helpful-btns { display: flex; gap: 8px; }
.guide-helpful button {
  font: 300 12.5px/1 var(--zx-mono); letter-spacing: .06em; color: var(--zx-t-72);
  background: none; border: 1px solid rgba(232,232,230,.24); border-radius: 3px;
  padding: 8px 16px; cursor: pointer; transition: border-color .3s, color .3s;
}
.guide-helpful button:hover { border-color: rgba(232,232,230,.6); color: #fff; }
.guide-helpful-thanks { color: var(--zx-accent); font-family: var(--zx-mono); font-size: 12.5px; }
.guide-updated { font: 300 11.5px/1 var(--zx-mono); letter-spacing: .08em; color: var(--zx-t-38); }

/* ---------- on this page (TOC) ---------- */

.guide-toc {
  position: sticky; top: calc(var(--gd-topbar) + 30px); align-self: start;
  max-height: calc(100vh - var(--gd-topbar) - 60px); overflow-y: auto;
}
.guide-toc-title {
  font: 400 11px/1 var(--zx-mono); letter-spacing: .16em; text-transform: uppercase;
  color: var(--zx-t-42); margin-bottom: 16px;
}
.guide-toc ul { list-style: none; margin: 0; padding: 0; border-left: 1px solid var(--zx-line); }
.guide-toc li a {
  display: block; padding: 6px 0 6px 16px; margin-left: -1px;
  border-left: 1px solid transparent;
  font: 300 13px/1.4 var(--zx-sans); color: var(--zx-t-50);
}
.guide-toc li a:hover { color: #fff; }
.guide-toc li a.is-active { color: #fff; border-left-color: var(--zx-accent); }
.guide-toc-l3 a { padding-left: 28px; font-size: 12.5px; color: var(--zx-t-42); }

/* ---------- landing pages ---------- */

.guide-main--home { max-width: 1100px; margin: 0 auto; }
.guide-hero { padding: 20px 0 44px; border-bottom: 1px solid var(--zx-line-soft); margin-bottom: 44px; }
.guide-hero-eyebrow {
  font: 300 12px/1 var(--zx-mono); letter-spacing: .28em; color: var(--zx-t-50);
  display: flex; gap: 10px; align-items: center; margin-bottom: 24px;
}
.guide-star { color: var(--zx-accent); }
.guide-hero-sub {
  font: 300 clamp(16px,2vw,19px)/1.6 var(--zx-sans); color: var(--zx-t-60);
  max-width: 62ch; margin: 6px 0 0;
}
.guide-hero-cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.guide-btn {
  font: 300 13px/1 var(--zx-mono); letter-spacing: .08em; color: var(--zx-t-85);
  border: 1px solid rgba(232,232,230,.28); border-radius: 3px; padding: 13px 20px;
  transition: border-color .3s, color .3s, background .3s;
}
.guide-btn:hover { border-color: rgba(232,232,230,.6); color: #fff; }
.guide-btn--primary { background: #E8E8E6; color: #000; border-color: #E8E8E6; }
.guide-btn--primary:hover { background: #fff; color: #000; }

.guide-home-grid {
  display: grid; gap: 16px; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
}
.guide-home-card {
  border: 1px solid var(--zx-line); border-radius: 6px; padding: 26px 26px 22px;
  background: linear-gradient(180deg, rgba(232,232,230,.012), transparent);
  transition: border-color .3s;
}
.guide-home-card:hover { border-color: rgba(232,232,230,.24); }
.guide-home-card h2 {
  font: 300 12px/1.3 var(--zx-mono); letter-spacing: .12em; text-transform: uppercase;
  margin: 0 0 16px; color: var(--zx-t-72);
}
.guide-home-card h2 a { color: var(--zx-t-85); }
.guide-home-card ul { list-style: none; margin: 0; padding: 0; }
.guide-home-card li { margin: 0 0 9px; }
.guide-home-card li a { font: 300 14.5px/1.5 var(--zx-sans); color: var(--zx-t-60); }
.guide-home-card li a:hover { color: #fff; }
.guide-home-more a { color: var(--zx-t-42); font-family: var(--zx-mono); font-size: 12.5px; }

.guide-app-grid {
  display: grid; gap: 16px; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
}
.guide-app-card {
  display: flex; flex-direction: column; gap: 10px;
  border: 1px solid var(--zx-line); border-radius: 6px; padding: 28px 26px; min-height: 160px;
}
.guide-app-card.is-live { transition: border-color .3s, transform .3s; }
.guide-app-card.is-live:hover { border-color: rgba(232,232,230,.3); transform: translateY(-2px); }
.guide-app-card.is-soon { opacity: .5; }
.guide-app-name { font: 300 19px/1.2 var(--zx-sans); color: #E8E8E6; }
.guide-app-blurb { font: 300 14px/1.6 var(--zx-sans); color: var(--zx-t-55); flex: 1; }
.guide-app-go { font: 300 12.5px/1 var(--zx-mono); letter-spacing: .08em; color: var(--zx-accent); }
.guide-app-soon {
  font: 300 11px/1 var(--zx-mono); letter-spacing: .12em; text-transform: uppercase; color: var(--zx-t-38);
}

/* ---------- footer ---------- */

.guide-footer { border-top: 1px solid var(--zx-line); margin-top: 20px; }
.guide-footer-inner {
  max-width: var(--gd-max); margin: 0 auto; padding: 26px clamp(20px,4vw,40px);
  display: flex; flex-wrap: wrap; align-items: center; gap: 8px 14px;
  font: 300 12px/1.7 var(--zx-mono); letter-spacing: .04em; color: var(--zx-t-42);
}
.guide-footer-inner a { color: var(--zx-t-66); }
.guide-footer-inner a:hover { color: #fff; }

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

@media (max-width: 1180px) {
  .guide-columns { grid-template-columns: minmax(0,1fr); }
  .guide-toc { display: none; }
}

@media (max-width: 900px) {
  .guide-menu-btn { display: inline-flex; }
  .guide-topbar-title { display: none; }
  .guide-shell { grid-template-columns: minmax(0,1fr); }
  .guide-sidebar {
    position: fixed; top: var(--gd-topbar); left: 0; z-index: 50;
    width: min(320px, 84vw); height: calc(100vh - var(--gd-topbar));
    background: var(--zx-panel); border-right: 1px solid var(--zx-line);
    transform: translateX(-102%); transition: transform .28s var(--zx-ease);
  }
  .guide-body.guide-nav-open .guide-sidebar { transform: none; }
  .guide-sidebar-scrim[hidden] { display: none; }
}

@media (max-width: 560px) {
  .guide-brand-word { display: none; }
  .guide-topbar-link { display: none; }
  .guide-prevnext { grid-template-columns: 1fr; }
  .guide-article-foot { flex-direction: column; align-items: flex-start; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .guide-sidebar { transition: none; }
  .guide-app-card.is-live:hover { transform: none; }
}

/* ---------- unified suite nav (app groups) ---------- */
.guide-nav-appgroup { margin: 0 0 22px; }
.guide-nav-appname {
  display: block; margin: 0 0 8px; padding: 0 8px 8px;
  font: 400 11px/1.3 var(--zx-mono); letter-spacing: .18em; text-transform: uppercase;
  color: var(--zx-t-72); border-bottom: 1px solid var(--zx-line-soft);
}
a.guide-nav-appname:hover { color: #fff; }
.guide-nav-flat {
  display: block; padding: 8px 10px; margin: 2px 0; border-radius: 3px;
  font: 300 14px/1.35 var(--zx-sans); color: var(--zx-t-60);
  border-left: 1px solid transparent;
}
.guide-nav-flat:hover { color: #fff; background: rgba(232,232,230,.04); }
.guide-nav-flat.is-current { color: #fff; background: rgba(232,232,230,.06); border-left-color: var(--zx-accent); }
.guide-nav-appgroup--soon .guide-nav-appname { color: var(--zx-t-42); }
.guide-nav-soon {
  display: block; padding: 6px 10px; font: 300 13px/1.4 var(--zx-sans); color: var(--zx-t-32);
}
.guide-nav-soon em { font-style: normal; font-family: var(--zx-mono); font-size: 10px; letter-spacing: .1em; text-transform: uppercase; color: var(--zx-t-26); margin-left: 4px; }

/* ---------- landing section headings ---------- */
.guide-home-h2 {
  font: 300 clamp(20px,3vw,26px)/1.2 var(--zx-sans); letter-spacing: -.01em; color: #E8E8E6;
  margin: 48px 0 8px; padding-top: 30px; border-top: 1px solid var(--zx-line-soft);
}
.guide-home-lede { font: 300 15px/1.6 var(--zx-sans); color: var(--zx-t-55); max-width: 60ch; margin: 0 0 26px; }
.guide-home-card h3 { font: 300 12px/1.3 var(--zx-mono); letter-spacing: .1em; text-transform: uppercase; margin: 0 0 14px; }
.guide-home-card h3 a { color: var(--zx-t-85); }
.guide-home-card h3 a:hover { color: #fff; }

/* ---------- search ---------- */
.guide-search { position: relative; flex: 1; max-width: 460px; margin: 0 4px; }
.guide-search-input {
  width: 100%; height: 36px; padding: 0 14px 0 34px;
  background: rgba(232,232,230,.05) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='15' height='15' viewBox='0 0 24 24' fill='none' stroke='%23888' stroke-width='2'%3E%3Ccircle cx='11' cy='11' r='7'/%3E%3Cline x1='21' y1='21' x2='16.65' y2='16.65'/%3E%3C/svg%3E") no-repeat 11px center;
  border: 1px solid rgba(232,232,230,.18); border-radius: 4px; color: #E8E8E6;
  font: 300 13.5px/1 var(--zx-sans); letter-spacing: .01em; outline: none;
  transition: border-color .25s, background-color .25s;
}
.guide-search-input::placeholder { color: var(--zx-t-38); }
.guide-search-input:focus { border-color: rgba(232,232,230,.5); background-color: rgba(232,232,230,.08); }
.guide-search-input::-webkit-search-cancel-button { filter: invert(.5); }

.guide-search-panel {
  position: absolute; top: calc(100% + 8px); left: 0; right: 0; z-index: 70;
  max-height: min(70vh, 560px); overflow-y: auto;
  background: var(--zx-panel); border: 1px solid var(--zx-line-card); border-radius: 6px;
  box-shadow: 0 18px 50px rgba(0,0,0,.6); padding: 6px;
}
.guide-search-empty { padding: 18px 14px; font: 300 13px/1.5 var(--zx-sans); color: var(--zx-t-50); }
.guide-search-count { padding: 8px 12px 6px; font: 400 10.5px/1 var(--zx-mono); letter-spacing: .12em; text-transform: uppercase; color: var(--zx-t-38); }
.guide-search-hit {
  display: block; padding: 11px 12px; border-radius: 4px; cursor: pointer;
}
.guide-search-hit:hover, .guide-search-hit.is-active { background: rgba(232,232,230,.06); }
.guide-search-hit-crumb { font: 300 10.5px/1.3 var(--zx-mono); letter-spacing: .08em; color: var(--zx-t-42); margin-bottom: 4px; }
.guide-search-hit-crumb .sep { color: var(--zx-t-26); margin: 0 5px; }
.guide-search-hit-title { font: 400 14.5px/1.3 var(--zx-sans); color: #E8E8E6; margin-bottom: 3px; }
.guide-search-hit-snip { font: 300 12.5px/1.55 var(--zx-sans); color: var(--zx-t-55); }
.guide-search-hit mark, .guide-search-hit-title mark { background: rgba(200,145,46,.28); color: #f3dca6; border-radius: 2px; padding: 0 1px; }

@media (max-width: 900px) {
  .guide-search { max-width: none; }
  .guide-search-panel { position: fixed; top: calc(var(--gd-topbar) + 6px); left: 8px; right: 8px; }
}
@media (max-width: 560px) {
  .guide-search-input { font-size: 16px; } /* avoid iOS zoom-on-focus */
}