/* Slidura theme foundation — shared components (PORTABLE).
   Source of truth: slidura-pico-site/assets/css/site.css (shared subset). Keep
   in sync. Marketing-only rules (hero, landing sections, blog, mermaid, …) stay
   in the site and are intentionally omitted here. App-only bespoke components
   live in app.css. */

* { box-sizing: border-box; }

body {
  font-feature-settings: "cv02", "cv11";
  -webkit-font-smoothing: antialiased;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.s-container { max-width: 1180px; margin-inline: auto; padding-inline: 1.5rem; }
.s-container.narrow { max-width: 460px; }
.grow { flex: 1; }

/* utility flex rows used by page templates */
.row { display: flex; align-items: center; gap: 1rem; flex-wrap: wrap; margin-bottom: 1.5rem; }
.page-header { display: flex; align-items: center; gap: 1rem; flex-wrap: wrap; margin-bottom: 1.5rem; }
.page-header h1 { margin: 0; }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--s-header-bg);
  backdrop-filter: saturate(180%) blur(12px);
  -webkit-backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--pico-border-color);
}
.site-header nav {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.95rem 1.5rem;
  max-width: 1180px;
  margin-inline: auto;
}
.site-header .brand {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-weight: 800;
  color: var(--s-accent);
  text-decoration: none;
  font-size: 1.15rem;
  letter-spacing: -0.015em;
  margin-right: 0.5rem;
}
.site-header .brand:hover { color: var(--s-accent-dark); }
.brand-mark { width: 1.4em; height: 1.4em; flex: none; }
.site-header .nav-right { margin-left: auto; display: flex; align-items: center; gap: 0.6rem; }

/* icon buttons (theme toggle, search trigger) */
.icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.2rem;
  height: 2.2rem;
  padding: 0;
  margin: 0;
  background: transparent;
  border: 1px solid var(--pico-border-color);
  border-radius: 8px;
  color: var(--s-fg);
  cursor: pointer;
  transition: border-color 0.15s ease, color 0.15s ease, background 0.15s ease;
}
.icon-btn:hover { border-color: var(--s-accent); color: var(--s-accent); background: transparent; box-shadow: none; }
.icon-btn svg { width: 1.1rem; height: 1.1rem; }
.theme-toggle .moon { display: none; }
[data-theme="dark"] .theme-toggle .moon { display: inline; }
[data-theme="dark"] .theme-toggle .sun { display: none; }

/* dropdown (language switcher + account menu) */
.menu-dd { position: relative; margin: 0; height: 2.2rem; border: 0; padding: 0; }
.menu-dd > summary {
  list-style: none;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  height: 2.2rem;
  margin: 0;
  padding: 0 0.7rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--s-fg);
  border: 1px solid var(--pico-border-color);
  border-radius: 8px;
  cursor: pointer;
}
.menu-dd > summary::after, .menu-dd > summary::-webkit-details-marker { display: none; }
.menu-dd[open] > summary { border-color: var(--s-accent); }
.menu-pop {
  display: block;   /* the dropdown is inside the header <nav>; undo Pico's nav ul{display:flex} */
  position: absolute;
  right: 0;
  top: 2.6rem;
  min-width: 10rem;
  background: var(--pico-card-background-color);
  border: 1px solid var(--pico-border-color);
  border-radius: var(--s-radius-sm);
  box-shadow: var(--s-shadow-md);
  padding: 0.35rem;
  margin: 0;
  list-style: none;
  z-index: 60;
}
.menu-pop li { display: block; margin: 0; padding: 0; }  /* undo Pico's nav li{display:inline-block} */
.menu-pop a {
  display: block;
  padding: 0.4rem 0.6rem;
  border-radius: 6px;
  text-decoration: none;
  color: var(--s-fg);
  font-size: 0.88rem;
}
.menu-pop a:hover { background: var(--s-accent-tint); color: var(--s-accent); }
.menu-pop a[aria-current] { color: var(--s-accent); font-weight: 600; }

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid var(--pico-border-color);
  padding: 2rem 0;
  color: var(--pico-muted-color);
  font-size: 0.9rem;
}
.site-footer nav { display: flex; flex-wrap: wrap; gap: 1.25rem; margin-bottom: 0.75rem; }
.site-footer nav a { color: var(--pico-muted-color); text-decoration: none; }
.site-footer nav a:hover { color: var(--s-accent); }

/* ---------- Docs / app two-pane layout ---------- */
.docs-layout {
  display: grid;
  grid-template-columns: 250px minmax(0, 1fr);
  gap: 1.6rem;
  max-width: 1180px;
  width: 100%;
  margin-inline: auto;
  padding-inline: 1.5rem;
  align-items: start;
  align-content: start;   /* pack rows to the top (esp. single-column mobile) */
}
.docs-drawer {
  position: sticky;
  top: 5rem;
  align-self: start;
  margin: 0;
  padding: 0.55rem;
  background: var(--pico-card-background-color);
  border: 1px solid var(--pico-border-color);
  border-radius: var(--s-radius);
  max-height: calc(100vh - 6rem);
  overflow-y: auto;
  overflow-x: hidden;
}
.docs-drawer > summary { display: none; }

/* Pico lays nav/ul/li out as horizontal flex — undo for a vertical nav */
.docs-sidebar, .docs-sidebar ul, .docs-sidebar li { display: block; }
.docs-sidebar { font-size: 0.9rem; line-height: 1.4; padding-right: 0.5rem; }
.docs-sidebar ul { list-style: none; margin: 0; padding: 0; }
.docs-sidebar > ul:first-of-type { margin-left: 0; }  /* beat Pico nav ul negative margin */
.docs-sidebar li { margin: 1px 0; padding: 0; }
.docs-nav-group {
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--pico-muted-color);
  margin: 0.75rem 0 0.25rem;
  padding: 0 0.6rem;
}
.docs-nav-group:first-child { margin-top: 0.25rem; }
.docs-sidebar a {
  display: block;
  margin: 0;
  padding: 0.38rem 0.6rem;
  border-radius: 6px;
  text-decoration: none;
  color: var(--s-muted);
  overflow-wrap: anywhere;
}
.docs-sidebar a:hover { color: var(--s-accent); background: var(--s-accent-tint); }
.docs-sidebar a[aria-current="page"] { color: var(--s-accent); font-weight: 600; background: var(--s-accent-tint); }

.docs-content { min-width: 0; }   /* app content pane is plain (see app.css .app-content) */

@media (max-width: 1024px) {
  .docs-layout { grid-template-columns: 1fr; gap: 1rem; }
  .docs-drawer {
    position: static;
    max-height: none;
    overflow: visible;
  }
  .docs-drawer > summary {
    display: block;
    cursor: pointer;
    padding: 0.6rem 0.9rem;
    font-weight: 600;
    list-style: none;
  }
  .docs-drawer > summary::-webkit-details-marker { display: none; }
  .docs-drawer[open] > summary { border-bottom: 1px solid var(--pico-border-color); }
}

/* ---------- Pills / badges ---------- */
.pill {
  display: inline-block;
  padding: 0.2rem 0.7rem;
  border-radius: 999px;
  background: var(--s-accent-tint);
  color: var(--s-accent-dark);
  font-size: 0.78rem;
  font-weight: 600;
}
.s-badge { display: inline-block; padding: 0.15rem 0.55rem; border-radius: 6px; font-size: 0.75rem; font-weight: 700; background: var(--s-accent-tint); color: var(--s-accent-dark); }
.s-badge-default { background: var(--pico-code-background-color); color: var(--s-muted); }
.s-badge-info { background: var(--ok-bg); color: var(--ok-fg); }
.s-badge-success { background: var(--ok-bg); color: var(--ok-fg); }
.s-badge-warning { background: var(--warn-bg); color: var(--warn-fg); }
.s-badge-danger { background: var(--err-bg); color: var(--err-fg); }

/* ---------- Buttons (marketing-style; Pico buttons handled by app.css) ---------- */
.s-button {
  display: inline-flex; align-items: center; gap: 0.45rem;
  padding: 0.55rem 1.1rem; border-radius: var(--s-radius-sm);
  font-size: 0.92rem; font-weight: 600; text-decoration: none; cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}
.s-button svg { width: 1rem; height: 1rem; }
.s-button-primary { background: var(--s-accent); color: #fff; }
.s-button-primary:hover { background: var(--s-accent-dark); color: #fff; }
.s-button-secondary { background: transparent; color: var(--s-fg); border: 1px solid var(--pico-border-color); }
.s-button-secondary:hover { border-color: var(--s-accent); color: var(--s-accent); }

/* ---------- Cards (grid) ---------- */
.card-grid, .feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr));
  gap: 1rem;
  margin: 1.5rem 0;
}
.feature-card, .doc-card article {
  background: var(--pico-card-background-color);
  border: 1px solid var(--pico-border-color);
  border-radius: var(--s-radius);
  padding: 1.4rem 1.5rem;
  margin: 0;
  box-shadow: var(--s-shadow-sm);
  height: 100%;
}
.feature-card h3, .doc-card h4 { margin: 0 0 0.5rem; font-size: 1.05rem; font-weight: 700; letter-spacing: -0.01em; }
.feature-card p, .doc-card p { margin: 0; color: var(--pico-muted-color); font-size: 0.95rem; }
.doc-card { text-decoration: none; color: inherit; }
.doc-card article { transition: border-color 0.15s ease, box-shadow 0.15s ease; }
.doc-card:hover article { border-color: var(--pico-card-border-color); box-shadow: var(--s-shadow-md); }

/* ---------- Callout / admonition ---------- */
.callout {
  display: flex; gap: 0.7rem; padding: 0.8rem 1rem; margin: 1.2rem 0;
  border: 1px solid transparent; border-radius: var(--s-radius-sm);
  background: rgba(210, 71, 38, 0.08);
}
.callout-icon { flex: none; color: var(--s-accent); line-height: 0; margin-top: 0.1rem; }
.callout-icon svg { width: 1.1rem; height: 1.1rem; }
.callout-title { font-weight: 700; margin: 0 0 0.2rem; color: var(--s-fg); }
.callout-body > :first-child { margin-top: 0; }
.callout-body > :last-child { margin-bottom: 0; }
.callout-note { background: rgba(210, 71, 38, 0.08); border-color: rgba(210, 71, 38, 0.20); } .callout-note .callout-icon { color: var(--s-accent); }
.callout-info { background: rgba(10, 126, 164, 0.10); border-color: rgba(10, 126, 164, 0.24); } .callout-info .callout-icon { color: #1390b8; }
.callout-tip { background: rgba(28, 122, 62, 0.12); border-color: rgba(28, 122, 62, 0.26); } .callout-tip .callout-icon { color: #2a9d54; }
.callout-warning { background: rgba(180, 130, 0, 0.14); border-color: rgba(180, 130, 0, 0.30); } .callout-warning .callout-icon { color: #b07d0a; }
.callout-danger, .callout-important { background: rgba(179, 60, 30, 0.10); border-color: rgba(179, 60, 30, 0.26); }
.callout-danger .callout-icon, .callout-important .callout-icon { color: #c2492a; }

/* ---------- Tabs ---------- */
.tabs { margin: 1.2rem 0; }
.tab-nav { display: flex; flex-wrap: wrap; gap: 0.25rem; border-bottom: 1px solid var(--pico-border-color); }
.tab-btn {
  background: transparent; border: 0; border-bottom: 2px solid transparent;
  margin: 0; padding: 0.5rem 0.9rem; width: auto; border-radius: 0;
  font-size: 0.9rem; font-weight: 600; color: var(--s-muted); cursor: pointer;
}
.tab-btn:hover { color: var(--s-fg); background: transparent; box-shadow: none; }
.tab-btn.active { color: var(--s-accent); border-bottom-color: var(--s-accent); }
.tab-panel { display: none; padding: 1rem 0; }
.tab-panel.active { display: block; }
.tab-panel > :first-child { margin-top: 0; }

/* ---------- Steps ---------- */
.steps { counter-reset: step; border-left: 1px solid var(--pico-border-color); margin: 1.4rem 0; padding-left: 1.6rem; }
.steps > h3, .steps > h4 { counter-increment: step; position: relative; margin-top: 1.6rem; }
.steps > h3:first-child, .steps > h4:first-child { margin-top: 0; }
.steps > h3::before, .steps > h4::before {
  content: counter(step);
  position: absolute; left: -2.55rem; top: -0.15rem;
  width: 1.7rem; height: 1.7rem;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.85rem; font-weight: 700; color: #fff;
  background: var(--s-accent); border-radius: 50%;
}

/* ---------- Details ---------- */
.s-details { border: 1px solid var(--pico-border-color); border-radius: var(--s-radius-sm); margin: 1.2rem 0; background: var(--pico-card-background-color); }
.s-details > summary { cursor: pointer; padding: 0.7rem 1rem; font-weight: 600; }
.s-details[open] > summary { border-bottom: 1px solid var(--pico-border-color); }
.s-details-body { padding: 0.9rem 1rem; }
.s-details-body > :first-child { margin-top: 0; }
.s-details-body > :last-child { margin-bottom: 0; }

/* ---------- Code blocks (filename + copy) ---------- */
.code-block {
  margin: 1.2rem 0;
  border: 1px solid var(--pico-border-color);
  border-radius: var(--s-radius-sm);
  overflow: hidden;
  background: var(--pico-code-background-color);
}
.code-filename {
  font-family: ui-monospace, Menlo, monospace; font-size: 0.78rem;
  color: var(--pico-muted-color); padding: 0.5rem 0.9rem;
  border-bottom: 1px solid var(--pico-border-color); background: var(--pico-card-background-color);
}
.code-wrap { position: relative; }
.code-wrap pre { margin: 0; padding: 0.75rem 0.9rem; overflow-x: auto; font-size: 0.85rem; line-height: 1.55; background: none; }
.code-copy {
  position: absolute; top: 0.5rem; right: 0.5rem; width: 2rem; height: 2rem;
  display: inline-flex; align-items: center; justify-content: center; padding: 0; margin: 0;
  background: var(--pico-card-background-color); border: 1px solid var(--pico-border-color);
  border-radius: 6px; color: var(--s-muted); cursor: pointer; opacity: 0;
  transition: opacity 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}
.code-block:hover .code-copy, .code-copy:focus-visible { opacity: 1; }
.code-copy:hover { color: var(--s-accent); border-color: var(--s-accent); }
.code-copy svg { width: 0.95rem; height: 0.95rem; }
.code-copy.copied { color: var(--ok-fg); border-color: var(--ok-fg); opacity: 1; }

/* ---------- Breadcrumb ---------- */
.crumb { font-size: 0.85rem; margin: 0 0 0.8rem; color: var(--pico-muted-color); }
.crumb a { color: var(--pico-muted-color); text-decoration: none; }
.crumb a:hover { color: var(--s-accent); }

/* ---------- Search dialog ---------- */
#search-dialog article { width: min(640px, 92vw); }
#search-dialog header { display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.search-result { display: block; padding: 0.55rem 0.7rem; border-radius: 6px; text-decoration: none; color: var(--s-fg); }
.search-result:hover { background: var(--s-accent-tint); color: var(--s-accent); }
.search-empty { color: var(--pico-muted-color); padding: 1rem 0.2rem; }