/* =====================================================================
  Variables & Themes
  ===================================================================== */
:root{
  --bg: #0b0d10;
  --card: #11151a;
  --muted: #9aa6b2;
  --text: #e6edf3;
  --accent: #2f81f7;
  --border: #27313b;
  --ok: #3fb950;
  --toggle-track: #0e1217;
  --toggle-thumb: #ffffff;
  --pcb-start: #2d7c30;
  --pcb-end: #195f20;
  --editor-start: #7c2d30;
  --editor-end: #5f1920;
  --dark-bg: #1b222b;   /* inputs in dark mode */
  --light-bg: #fff;     /* inputs in light mode */
  --light-text: #0b1220;
}
.theme-dark{ --thumb-x: 28px }
.theme-light{
  --bg: #f7f8fa;
  --card: #ffffff;
  --muted: #5b6875;
  --text: #0b1220;
  --accent: #0969da;
  --border: #d0d7de;
  --ok: #1a7f37;
  --toggle-track: #e9eef3;
  --toggle-thumb: #0b1220;
  --thumb-x: 0px;
  --light-bg: #fff;
  --light-text: #0b1220;
}

/* =====================================================================
  Base, Typography & Layout
  ===================================================================== */
*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--bg);color:var(--text);font:16px/1.5 system-ui,Segoe UI,Roboto,Helvetica,Arial,"Apple Color Emoji","Segoe UI Emoji"}
.container{max-width:1100px;margin:0 auto;padding:20px}
.markdown-body{font-family:"Inter",Segoe UI,Roboto,Helvetica,Arial,"Apple Color Emoji","Segoe UI Emoji"}
.section{margin:24px 0}
.section h2{margin:0 0 8px 0}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:16px}

/* =====================================================================
  Header & Footer
  ===================================================================== */
.site-header{border-bottom:1px solid var(--border);background:linear-gradient(90deg,var(--pcb-start),var(--pcb-end));color:#fff}
.header-bar{display:flex;align-items:center;justify-content:space-between;gap:12px}
.site-title{font-size:20px;margin:0}
.site-header a{color:#fff;text-decoration:none}
.site-footer{border-top:1px solid var(--border);background:color-mix(in srgb, var(--bg), #000 10%);margin-top:40px}
.site-footer .container{text-align:center}

/* =====================================================================
  Cards (generic, intro, large)
  ===================================================================== */
.card{background:var(--card);border:1px solid var(--border);border-radius:10px;display:flex;flex-direction:column;overflow:hidden}
.card-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 14px;background:linear-gradient(90deg,var(--pcb-start),var(--pcb-end));color:#fff}
.card-title{margin:0;font-size:18px}
.card-num{display:flex;align-items:center}
.card-num svg{height:42px;width:auto;display:block}
.card-body{padding:16px;display:flex;flex-direction:column;flex:1}

/* Intro (About) card */
.intro-card{background:#212830;color:#fff;margin-bottom:16px;margin-top:-20px;border-top-left-radius:0;border-top-right-radius:0;border-top:0}
.intro-card a{color:#fff}
/* Light-mode: match other cards */
.theme-light .intro-card{background:var(--card) !important;color:var(--text) !important}
.theme-light .intro-card a{color:var(--text) !important}

/* Large detail card */
.card.large{width:100%;margin:40px 0;font-size:20px}
.card.large .card-title{font-size:28px}
.card.large .card-num svg{height:64px}
.card.large .card-body{padding:28px}
.card.large .meta-list li{font-size:18px}
.card.large .actions .btn{font-size:18px;padding:14px 20px}
.card.large .markdown-body{font-size:16px;font-family:"Inter",system-ui,Segoe UI,Roboto,Helvetica,Arial,"Apple Color Emoji","Segoe UI Emoji"}
.card.large .markdown-body h1{font-size:28px}
.card.large .markdown-body h2{font-size:24px}
.card.large .markdown-body h3{font-size:20px}

/* Dark theme card surface */
.theme-dark .card{background:#212830}

/* =====================================================================
  Buttons & Actions
  ===================================================================== */
.btn{display:inline-block;background:var(--accent);color:#fff;text-decoration:none;padding:10px 14px;border-radius:8px}
.btn.secondary{background:transparent;border:1px solid var(--border);color:var(--text)}
.btn.download{background:linear-gradient(90deg,var(--pcb-start),var(--pcb-end));color:#fff}
.btn.editor{background:linear-gradient(90deg,var(--editor-start),var(--editor-end));color:#fff;border:none}
.btn:hover{opacity:.8}
.btn.disabled{opacity:.4;cursor:not-allowed;background:transparent;border:1px dashed var(--border);color:var(--muted)}

/* Action containers */
.actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:20px;justify-content:center}
.actions-grid{display:grid;gap:10px;grid-template-columns:1fr 1fr}
.actions-grid .btn,.actions-grid .btn.disabled{display:block;width:100%;text-align:center;white-space:nowrap}
.actions-grid .wide{grid-column:1 / 3}

/* Two-button row at bottom of detail page */
.actions-duo{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:16px auto 24px;padding:0 12px;max-width:840px}
.actions-duo .btn{display:block;width:100%;text-align:center;white-space:nowrap}

/* =====================================================================
  Filters (index page)
  ===================================================================== */
.filter-bar label{font-weight:600;color:var(--muted)}
.filter-row{display:grid;grid-template-columns:repeat(3,minmax(220px,1fr));gap:12px;align-items:end}
.filter-group{display:grid;grid-template-columns:auto 1fr;gap:8px;align-items:center}
.filter-group label{white-space:nowrap}
.filter-bar select{appearance:none;background:transparent;border:1px solid var(--border);color:var(--text);padding:8px;border-radius:8px;width:100%}
/* theme inputs */
.theme-dark .filter-bar select{background:var(--dark-bg);color:var(--toggle-thumb)}
.theme-light .filter-bar select{background:var(--light-bg);color:var(--light-text)}
/* attempt to style dropdown options (support varies) */
.theme-dark .filter-bar option{background:#1b222b;color:#fff}
.theme-light .filter-bar option{background:#fff;color:#0b1220}

@media (max-width: 900px){
  .filter-row{grid-template-columns:repeat(2,minmax(200px,1fr))}
}
@media (max-width: 560px){
  .filter-row{grid-template-columns:1fr}
}

/* =====================================================================
  Meta list & Status pills
  ===================================================================== */
.meta-list{list-style:none;padding:0;margin:8px 0 0}
.meta-list li{margin:6px 0;display:grid;grid-template-columns:140px 1fr;align-items:baseline;column-gap:12px;border-bottom:1px solid var(--border);padding-bottom:6px}
.meta-list{margin-top:auto}
.meta-list .label{color:var(--pcb-start);font-weight:700}
.meta-list .value{color:var(--text)}
.theme-dark .meta-list .value{color:#fff}
.theme-light .meta-list .value{color:#000}

.status-pill{display:inline-block;padding:2px 10px;border-radius:999px;font-size:12px;border:1px solid var(--border);background:#dde3ea;color:#0b1220}
.status-pill.status-stable{background:#c8f7c5}
.status-pill.status-beta{background:#ffe6b3}
.status-pill.status-alpha{background:#ffd1dc}
.status-pill.status-rc{background:#d8f0ff}
.status-pill.status-release-candidate{background:#d8f0ff}
.status-pill.status-experimental{background:#e3d7ff}
.status-pill.status-draft{background:#e6eef7}
.status-pill.status-wip{background:#fff3b0}
.status-pill.status-deprecated{background:#ffd6d6}
.status-pill.status-maintenance{background:#d9f0e6}
.status-pill.status-archived{background:#e0e0e0}
.status-pill.status-unknown{background:#dde3ea}

/* =====================================================================
  Media embeds
  ===================================================================== */
.video-embed{position:relative;padding-bottom:56.25%;height:0;overflow:hidden;border:1px solid var(--border);border-radius:8px;background:color-mix(in srgb, var(--bg), #000 8%);margin:16px 0}
.video-embed iframe{position:absolute;top:0;left:0;width:100%;height:100%;border:0}

/* =====================================================================
  Detail page aside (sticky info/downloads card)
  ===================================================================== */
@media (min-width: 900px) {
  .card.large .card-body { position: relative; display: block }
  .detail-aside { position: sticky; top: 16px; float: right; width: 360px; margin: 0 0 16px 16px; z-index: 1 }
  .card.large .readme, .card.large .docs-section { overflow: visible }
  .card.large .docs-section { clear: both }
}
@media (max-width: 899.98px) { .detail-aside { float: none; width: auto; position: static; margin: 16px 0 } }
.aside-actions .btn{width:100%;display:block;text-align:center}
.aside-actions .btn + .btn{margin-top:8px}
.aside-desc{margin-top:0;margin-bottom:12px;color:var(--muted)}
/* Theme-specific background for the small info card */
.theme-dark .detail-aside.card{background:color-mix(in srgb, var(--bg), #ffffff 8%)}
.theme-light .detail-aside.card{background:color-mix(in srgb, var(--light-bg), #000000 6%)}

/* =====================================================================
  Theming helpers
  ===================================================================== */
/* Make all links in dark mode readable blue */
.theme-dark a{color:#4ea1ff}
/* Keep site title/header link white in dark mode */
.theme-dark .site-header a{color:#fff !important}
/* But keep button text white for contrast on button backgrounds */
.theme-dark .btn{color:#fff !important}

/* =====================================================================
  Misc
  ===================================================================== */
.docs-list li{margin:6px 0}
.downloads a{display:inline-block;margin-right:10px;margin-bottom:10px}

/* =====================================================================
  Theme toggle control
  ===================================================================== */
.theme-toggle{appearance:none;-webkit-appearance:none;border:0;background:transparent;cursor:pointer}
.theme-toggle .track{position:relative;display:inline-flex;align-items:center;gap:6px;width:58px;height:28px;border-radius:999px;background:var(--toggle-track);border:1px solid var(--border);padding:2px}
.theme-toggle .thumb{position:absolute;top:1px;left:2px;width:24px;height:24px;border-radius:999px;background:var(--toggle-thumb);transition:transform .2s ease}
.theme-toggle .thumb{transform:translateX(var(--thumb-x,26px))}
.theme-toggle .icons{font-size:12px;line-height:1;width:100%;display:flex;justify-content:space-between;color:var(--muted)}
.theme-toggle .gap{width:6px;display:inline-block}