/* Avist Help — plain static site */
:root {
  --av-navy: #1a2f4d;
  --av-navy-700: #274463;
  --av-amber: #efb06e;
  --av-amber-deep: #d98e4f;
  --av-amber-soft: #fbeedd;
  --av-canvas: #f4f6f9;
  --av-surface: #ffffff;
  --av-surface-2: #fafbfc;
  --av-border: #e7ebf0;
  --av-border-strong: #d7dee7;
  --av-ink: #1b2738;
  --av-body: #46566b;
  --av-muted: #8a97a8;
  --av-green: #3f9a6e;
  --av-blue: #3e73c4;
  --av-font: "Plus Jakarta Sans", ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --av-radius: 14px;
  --av-radius-sm: 9px;
  --av-shadow: 0 1px 2px rgba(20, 35, 58, 0.04), 0 4px 16px rgba(20, 35, 58, 0.05);
  --sidebar-w: 280px;
  --header-h: 64px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--av-font);
  color: var(--av-body);
  background: var(--av-canvas);
  line-height: 1.55;
  min-height: 100vh;
}

a {
  color: var(--av-navy-700);
  text-decoration: none;
}

a:hover {
  color: var(--av-amber-deep);
}

img {
  max-width: 100%;
  height: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  height: var(--header-h);
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 0 20px;
  background: var(--av-navy);
  color: #fff;
  box-shadow: 0 1px 0 rgba(0, 0, 0, 0.08);
}

.site-header a {
  color: #fff;
}

.site-header__brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.site-header__brand img {
  height: 28px;
  width: auto;
  display: block;
}

.site-header__label {
  font-size: 13px;
  font-weight: 600;
  opacity: 0.85;
  border-left: 1px solid rgba(255, 255, 255, 0.25);
  padding-left: 12px;
}

.site-header__spacer {
  flex: 1;
}

.site-header__link {
  font-size: 13px;
  font-weight: 600;
  opacity: 0.9;
}

.site-header__link:hover {
  color: var(--av-amber);
  opacity: 1;
}

.menu-toggle {
  display: none;
  border: 0;
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
  border-radius: 8px;
  padding: 8px 10px;
  cursor: pointer;
  font-weight: 700;
}

.layout {
  display: grid;
  grid-template-columns: var(--sidebar-w) 1fr;
  min-height: calc(100vh - var(--header-h));
}

.sidebar {
  background: var(--av-surface);
  border-right: 1px solid var(--av-border);
  padding: 20px 14px 40px;
  overflow-y: auto;
  position: sticky;
  top: var(--header-h);
  height: calc(100vh - var(--header-h));
}

.sidebar__search {
  width: 100%;
  border: 1px solid var(--av-border);
  border-radius: var(--av-radius-sm);
  padding: 10px 12px;
  font: inherit;
  font-size: 13px;
  margin-bottom: 16px;
  background: var(--av-surface-2);
  color: var(--av-ink);
}

.sidebar__search:focus {
  outline: 2px solid var(--av-amber);
  border-color: transparent;
}

.nav-section {
  margin-bottom: 18px;
}

.nav-section__title {
  margin: 0 8px 8px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--av-muted);
}

.nav-section a {
  display: block;
  padding: 8px 10px;
  border-radius: 8px;
  font-size: 13.5px;
  font-weight: 550;
  color: var(--av-body);
}

.nav-section a:hover {
  background: var(--av-amber-soft);
  color: var(--av-ink);
}

.nav-section a.is-active {
  background: var(--av-navy);
  color: #fff;
}

.content {
  padding: 32px 40px 64px;
  max-width: 860px;
}

.breadcrumb {
  font-size: 12.5px;
  color: var(--av-muted);
  margin-bottom: 12px;
}

.breadcrumb a {
  color: var(--av-muted);
}

.article h1 {
  margin: 0 0 12px;
  color: var(--av-ink);
  font-size: 32px;
  line-height: 1.15;
  font-weight: 700;
}

.article .lede {
  font-size: 16px;
  color: var(--av-body);
  margin: 0 0 28px;
}

.article h2 {
  margin: 32px 0 10px;
  color: var(--av-ink);
  font-size: 20px;
  font-weight: 700;
}

.article h3 {
  margin: 22px 0 8px;
  color: var(--av-ink);
  font-size: 15px;
  font-weight: 700;
}

.article p,
.article li {
  font-size: 14.5px;
}

.article ul,
.article ol {
  padding-left: 1.25rem;
}

.article li + li {
  margin-top: 6px;
}

.callout {
  margin: 20px 0;
  padding: 14px 16px;
  border-radius: var(--av-radius-sm);
  background: var(--av-amber-soft);
  border: 1px solid #f3d9b8;
  color: var(--av-ink);
  font-size: 14px;
}

.callout--tip {
  background: #e6f4ec;
  border-color: #c8e6d4;
}

.callout strong {
  display: block;
  margin-bottom: 4px;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin: 24px 0;
}

.card {
  display: block;
  background: var(--av-surface);
  border: 1px solid var(--av-border);
  border-radius: var(--av-radius);
  padding: 18px 18px 16px;
  box-shadow: var(--av-shadow);
  color: inherit;
  transition: border-color 0.15s ease, transform 0.15s ease;
}

.card:hover {
  border-color: var(--av-amber);
  transform: translateY(-1px);
  color: inherit;
}

.card h3 {
  margin: 0 0 6px;
  font-size: 15px;
  color: var(--av-ink);
}

.card p {
  margin: 0;
  font-size: 13.5px;
  color: var(--av-body);
}

.steps {
  counter-reset: step;
  list-style: none;
  padding: 0;
  margin: 16px 0;
}

.steps li {
  position: relative;
  padding: 12px 12px 12px 48px;
  margin-bottom: 10px;
  background: var(--av-surface);
  border: 1px solid var(--av-border);
  border-radius: var(--av-radius-sm);
}

.steps li::before {
  counter-increment: step;
  content: counter(step);
  position: absolute;
  left: 12px;
  top: 12px;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--av-navy);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  display: grid;
  place-items: center;
}

.site-footer {
  margin-top: 48px;
  padding-top: 16px;
  border-top: 1px solid var(--av-border);
  font-size: 12.5px;
  color: var(--av-muted);
}

.figure {
  margin: 22px 0 28px;
  background: var(--av-surface);
  border: 1px solid var(--av-border);
  border-radius: var(--av-radius);
  overflow: hidden;
  box-shadow: var(--av-shadow);
}

.figure img {
  display: block;
  width: 100%;
  height: auto;
  border-bottom: 1px solid var(--av-border);
}

.figure figcaption {
  padding: 10px 14px 12px;
  font-size: 12.5px;
  color: var(--av-muted);
}

.depends {
  margin: 18px 0 24px;
  padding: 14px 16px;
  border-radius: var(--av-radius-sm);
  background: var(--av-blue-soft, #e9f0fb);
  border: 1px solid #c9daf5;
  font-size: 14px;
  color: var(--av-ink);
}

.depends strong {
  display: block;
  margin-bottom: 6px;
}

.depends ul {
  margin: 0;
  padding-left: 1.1rem;
}

.example {
  margin: 16px 0 24px;
  padding: 14px 16px;
  border-left: 3px solid var(--av-amber);
  background: var(--av-surface);
  border-radius: 0 var(--av-radius-sm) var(--av-radius-sm) 0;
  border-top: 1px solid var(--av-border);
  border-right: 1px solid var(--av-border);
  border-bottom: 1px solid var(--av-border);
}

.example__label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--av-amber-deep);
  margin-bottom: 6px;
}

.example p:last-child {
  margin-bottom: 0;
}

code {
  font-family: ui-monospace, Menlo, Monaco, Consolas, monospace;
  font-size: 0.92em;
  background: var(--av-surface-2);
  border: 1px solid var(--av-border);
  border-radius: 4px;
  padding: 1px 5px;
}

@media (max-width: 900px) {
  .layout {
    grid-template-columns: 1fr;
  }

  .menu-toggle {
    display: inline-flex;
  }

  .sidebar {
    position: fixed;
    inset: var(--header-h) auto 0 0;
    width: min(86vw, var(--sidebar-w));
    transform: translateX(-105%);
    transition: transform 0.2s ease;
    z-index: 30;
    box-shadow: var(--av-shadow);
  }

  body.nav-open .sidebar {
    transform: translateX(0);
  }

  .content {
    padding: 24px 18px 48px;
  }

  .card-grid {
    grid-template-columns: 1fr;
  }

  .article h1 {
    font-size: 26px;
  }
}