@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;500;600;700;800&family=JetBrains+Mono:wght@400;500&display=swap');

:root{
  --ah-purple:#711C90;
  --ah-purple-light:#8B24B0;
  --ah-ink:#15161B;
  --ah-ink-2:#1D1F26;
  --ah-paper:#FBFAF8;
  --ah-paper-alt:#F2F0EA;
  --ah-line:rgba(21,22,27,0.10);
  --ah-line-strong:rgba(21,22,27,0.16);
  --ah-text:#1C1D22;
  --ah-text-muted:#6E6E76;
  --ah-code-bg:#15161B;
  --ah-card-bg:#FFFFFF;
  --ah-search-bg:#FFFFFF;
  --radius:12px;
  --font-display:'Poppins', sans-serif;
  --font-body:'Poppins', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono:'JetBrains Mono', monospace;
}
:root[data-theme="dark"]{
  --ah-paper:#17181c;
  --ah-paper-alt:#1f2025;
  --ah-line:rgba(255,255,255,0.09);
  --ah-line-strong:rgba(255,255,255,0.16);
  --ah-text:#edeef0;
  --ah-text-muted:#9497a0;
  --ah-card-bg:#1f2025;
  --ah-search-bg:#1f2025;
}
:root[data-theme="dark"] code{ background:var(--ah-paper-alt); color:var(--ah-text); }
:root[data-theme="dark"] mark{ background:#7a5b00; color:#fff; }
:root[data-theme="dark"] .rn-tag-feature{ background:rgba(26,86,219,0.25); color:#8fb4ff; }
:root[data-theme="dark"] .rn-tag-fix{ background:rgba(181,84,10,0.25); color:#ffb877; }

*{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{
  font-family:var(--font-body);
  background:var(--ah-paper);
  color:var(--ah-text);
  font-size:15px;
  line-height:1.6;
}
a{color:var(--ah-purple);text-decoration:none;}
a:hover{text-decoration:underline;}
code{
  font-family:var(--font-mono);
  font-size:0.86em;
  background:var(--ah-paper-alt);
  border:0.5px solid var(--ah-line);
  border-radius:5px;
  padding:1px 6px;
}
:focus-visible{outline:2px solid var(--ah-purple);outline-offset:2px;}

/* ── Topbar ─────────────────────────────────────────────────────────── */
.topbar{
  height:58px;background:var(--ah-ink);display:flex;align-items:center;
  padding:0 20px;gap:16px;position:sticky;top:0;z-index:50;
  border-bottom:1px solid rgba(255,255,255,0.06);
}
.topbar-brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.topbar-brand svg{display:block;}
.topbar-title{font-family:var(--font-display);font-weight:700;color:#fff;font-size:16px;letter-spacing:-.2px;}
.topbar-title span{color:rgba(255,255,255,0.4);font-weight:500;font-size:13px;margin-left:6px;}

.topbar-search{
  flex:1;max-width:440px;position:relative;
}
.topbar-search input{
  width:100%;background:rgba(255,255,255,0.07);border:1px solid rgba(255,255,255,0.1);
  color:#fff;border-radius:8px;padding:8px 12px 8px 34px;font-size:13.5px;font-family:var(--font-body);outline:none;
  transition:background .15s,border-color .15s;
}
.topbar-search input::placeholder{color:rgba(255,255,255,0.35);}
.topbar-search input:focus{background:rgba(255,255,255,0.11);border-color:var(--ah-purple-light);}
.topbar-search svg{
  position:absolute;left:11px;top:50%;transform:translateY(-50%);width:14px;height:14px;color:rgba(255,255,255,0.4);pointer-events:none;
}
.topbar-search kbd{
  position:absolute;right:8px;top:50%;transform:translateY(-50%);font-family:var(--font-mono);
  font-size:10px;color:rgba(255,255,255,0.35);background:rgba(255,255,255,0.08);border-radius:4px;padding:2px 5px;
}

.topbar-right{margin-left:auto;flex-shrink:0;display:flex;align-items:center;gap:8px;}
.lang-select{
  background:rgba(255,255,255,0.06);border:1px solid rgba(255,255,255,0.16);color:#fff;
  border-radius:7px;padding:6px 10px;font-size:11.5px;font-weight:700;letter-spacing:.04em;cursor:pointer;
  font-family:var(--font-body);transition:all .12s;outline:none;
}
.lang-select:hover{background:rgba(255,255,255,0.11);}
.lang-select option{background:var(--ah-ink);color:#fff;}
.theme-toggle-btn{
  background:rgba(255,255,255,0.06);border:1px solid rgba(255,255,255,0.16);color:#fff;
  border-radius:7px;width:30px;height:30px;display:flex;align-items:center;justify-content:center;
  cursor:pointer;transition:all .12s;
}
.theme-toggle-btn:hover{background:rgba(255,255,255,0.11);}
.theme-toggle-btn svg{width:15px;height:15px;}

/* ── Layout ─────────────────────────────────────────────────────────── */
.shell{display:flex;min-height:calc(100vh - 58px);}

.sidebar{
  width:250px;flex-shrink:0;background:var(--ah-ink);color:rgba(255,255,255,0.8);
  padding:18px 0 24px;position:sticky;top:58px;height:calc(100vh - 58px);overflow-y:auto;
}
.side-cat{margin-bottom:2px;}
.side-section-label{
  font-size:10.5px;font-weight:700;color:rgba(255,255,255,0.35);text-transform:uppercase;
  letter-spacing:.07em;padding:16px 18px 6px;
}
.side-cat:first-child .side-section-label,.side-section-label:first-child{padding-top:6px;}
.side-cat-btn{
  display:flex;align-items:center;gap:10px;width:100%;text-align:left;background:none;border:none;
  color:rgba(255,255,255,0.82);font-family:var(--font-body);font-size:13.5px;font-weight:500;
  padding:9px 18px;cursor:pointer;border-left:3px solid transparent;transition:all .12s;
}
.side-cat-btn:hover{background:rgba(255,255,255,0.05);color:#fff;}
.side-cat-btn.active{background:rgba(255,255,255,0.07);color:#fff;border-left-color:var(--accent,var(--ah-purple-light));}
.side-cat-btn svg{width:15px;height:15px;flex-shrink:0;color:var(--accent,rgba(255,255,255,0.5));}
.side-articles{display:none;padding:2px 0 8px 43px;}
.side-cat.open .side-articles{display:block;}
.side-article-link{
  display:block;padding:6px 10px;font-size:12.5px;color:rgba(255,255,255,0.5);
  border-radius:6px;cursor:pointer;transition:all .12s;
}
.side-article-link:hover{color:rgba(255,255,255,0.85);background:rgba(255,255,255,0.05);}
.side-article-link.active{color:#fff;background:rgba(139,36,176,0.22);font-weight:600;}

/* ── Content ────────────────────────────────────────────────────────── */
.content{flex:1;min-width:0;}
.content-inner{max-width:760px;margin:0 auto;padding:48px 40px 100px;}

.hero{padding:64px 40px 56px;text-align:center;border-bottom:1px solid var(--ah-line);}
.hero-mark{
  width:64px;height:64px;border-radius:16px;margin:0 auto 20px;
  background:linear-gradient(135deg,var(--ah-purple),var(--ah-purple-light));
  display:flex;align-items:center;justify-content:center;
}
.hero-mark svg{height:26px;width:auto;display:block;}
.hero h1{font-family:var(--font-display);font-size:34px;font-weight:700;letter-spacing:-.5px;margin-bottom:12px;}
.hero p{color:var(--ah-text-muted);font-size:16px;max-width:480px;margin:0 auto;}
.hero-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:14px;max-width:640px;margin:36px auto 0;
}
.hero-card{
  background:var(--ah-card-bg);border:1px solid var(--ah-line);border-radius:var(--radius);padding:16px;text-align:left;
  cursor:pointer;transition:transform .12s,border-color .12s;position:relative;overflow:hidden;
}
.hero-card:hover{transform:translateY(-2px);border-color:var(--ah-line-strong);}
.hero-card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:var(--accent,var(--ah-purple));}
.hero-card svg{width:18px;height:18px;color:var(--accent,var(--ah-purple));margin-bottom:10px;}
.hero-card-title{font-size:13.5px;font-weight:600;color:var(--ah-text);}

.eyebrow{
  font-family:var(--font-mono);font-size:11px;font-weight:500;color:var(--accent,var(--ah-purple));
  text-transform:uppercase;letter-spacing:.08em;margin-bottom:10px;display:block;
}
.article h1{font-family:var(--font-display);font-size:28px;font-weight:800;letter-spacing:-.4px;margin-bottom:22px;color:var(--ah-purple);}
.article h3{font-family:var(--font-display);font-size:16px;font-weight:700;margin:26px 0 8px;color:var(--ah-purple);}
.article p{margin-bottom:14px;color:var(--ah-text);}
.article ul,.article ol{margin:0 0 14px 22px;}
.article li{margin-bottom:6px;}
.article strong{font-weight:600;}
.article em{color:var(--ah-text-muted);font-style:italic;}

mark{background:#FDE68A;color:inherit;border-radius:3px;padding:0 2px;}

/* Release notes entries */
.rn-entry{border-bottom:1px solid var(--ah-line);padding-bottom:22px;margin-bottom:22px;}
.rn-entry:last-child{border-bottom:none;}
.rn-head{display:flex;align-items:center;gap:10px;margin-bottom:10px;}
.rn-badge{
  font-family:var(--font-mono);font-size:12px;font-weight:600;background:var(--ah-ink);color:#fff;
  border-radius:6px;padding:3px 9px;
}
.rn-date{font-size:12.5px;color:var(--ah-text-muted);}
.rn-tag{display:inline-block;font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.04em;border-radius:5px;padding:1px 7px;margin-right:7px;vertical-align:1px;}
.rn-tag-feature{background:#e8f0ff;color:#1a56db;}
.rn-tag-fix{background:#fff1e6;color:#b5540a;}

/* Prev/next nav */
.article-nav{display:flex;gap:14px;margin-top:40px;padding-top:24px;border-top:1px solid var(--ah-line);}
.article-nav a{
  flex:1;border:1px solid var(--ah-line);border-radius:var(--radius);padding:14px 16px;color:var(--ah-text);
  text-decoration:none;transition:border-color .12s;
}
.article-nav a:hover{border-color:var(--ah-line-strong);text-decoration:none;}
.article-nav .dir{font-size:11px;color:var(--ah-text-muted);text-transform:uppercase;letter-spacing:.06em;display:block;margin-bottom:3px;}
.article-nav .next{text-align:right;margin-left:auto;}

/* ── Search overlay ─────────────────────────────────────────────────── */
.search-overlay{
  position:fixed;inset:0;background:rgba(21,22,27,0.5);display:none;align-items:flex-start;
  justify-content:center;padding-top:12vh;z-index:100;
}
.search-overlay.open{display:flex;}
.search-panel{
  width:100%;max-width:560px;background:var(--ah-search-bg);border-radius:14px;box-shadow:0 20px 60px rgba(0,0,0,0.3);
  overflow:hidden;max-height:70vh;display:flex;flex-direction:column;
}
.search-panel-input{
  display:flex;align-items:center;gap:10px;padding:16px 18px;border-bottom:1px solid var(--ah-line);flex-shrink:0;
}
.search-panel-input svg{width:16px;height:16px;color:var(--ah-text-muted);flex-shrink:0;}
.search-panel-input input{
  flex:1;border:none;outline:none;font-size:15px;font-family:var(--font-body);color:var(--ah-text);background:transparent;
}
.search-results{overflow-y:auto;}
.search-result{
  display:block;padding:12px 18px;border-bottom:1px solid var(--ah-line);cursor:pointer;
}
.search-result:hover,.search-result.sel{background:var(--ah-paper-alt);}
.search-result-cat{font-size:11px;color:var(--accent,var(--ah-purple));font-weight:600;text-transform:uppercase;letter-spacing:.05em;margin-bottom:2px;}
.search-result-title{font-size:14px;font-weight:600;color:var(--ah-text);margin-bottom:3px;}
.search-result-snip{font-size:12.5px;color:var(--ah-text-muted);line-height:1.5;}
.search-empty{padding:32px 18px;text-align:center;color:var(--ah-text-muted);font-size:13.5px;}

/* ── Responsive ─────────────────────────────────────────────────────── */
@media (max-width:860px){
  .sidebar{position:fixed;left:-260px;top:58px;z-index:60;transition:left .18s;box-shadow:8px 0 24px rgba(0,0,0,0.2);}
  .sidebar.open{left:0;}
  .content-inner{padding:32px 22px 80px;}
  .hero{padding:40px 20px;}
  .hero-grid{grid-template-columns:1fr;}
  .topbar-search{max-width:none;}
  .topbar-title span{display:none;}
  .menu-btn{display:flex !important;}
}
.menu-btn{
  display:none;background:none;border:none;color:#fff;cursor:pointer;padding:4px;flex-shrink:0;
}
.menu-btn svg{width:20px;height:20px;}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  *{transition:none !important;}
}