/* ================================
   Design tokens (CSS variables)
   ================================ */
:root {
  --bg: #0b0d10;
  --panel: #12151a;
  --text: #e8eef5;
  --muted: #aab7c5;
  --brand: #5dd0ff;
  --brand-2: #9bffaf;
  --accent: #a57c00;
  --border: #1d232d;
  --shadow: 0 10px 30px rgba(0,0,0,.35);
  --radius: 16px;

  /* Code colors */
  --code-bg: #0f1319;
  --code-fg: #eaf2ff;
  --code-inline-bg: #12161e;
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #f9fbfd;
    --panel: #ffffff;
    --text: #0b0d10;
    --muted: #445063;
    --border: #e7eef6;
    --shadow: 0 12px 24px rgba(15,30,60,.08);

    /* keep code dark in light mode */
    --code-bg: #0f1319;
    --code-fg: #eaf2ff;
    --code-inline-bg: #12161e;
  }
}

/* ================================
   Reset & base
   ================================ */
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }

body {
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, "Apple Color Emoji", "Segoe UI Emoji";
  background:
    radial-gradient(1200px 800px at 10% -10%, rgba(93,208,255,.12), transparent 40%),
    radial-gradient(1000px 600px at 100% 0%, rgba(155,255,175,.10), transparent 35%),
    var(--bg);
  color: var(--text);
  line-height: 1.45;
}

a { color: var(--brand); text-decoration: none; }
a:hover { text-decoration: underline; }
a:focus-visible { outline: 2px solid var(--brand); outline-offset: 2px; }

.wrap { max-width: 1100px; margin: 0 auto; padding: 24px; }

/* ================================
   Header
   ================================ */
header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 0;
}
.logo { display: flex; align-items: center; gap: 12px; font-weight: 700; letter-spacing: .2px; }
.logo-badge {
  width: 34px; height: 34px; display: grid; place-items: center;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--brand), var(--brand-2));
  color: #002; font-weight: 900; box-shadow: var(--shadow);
}
nav a { margin-left: 16px; color: var(--muted); font-weight: 500; }
nav a:hover { color: var(--text); }

/* ================================
   Hero
   ================================ */
.hero {
  margin: 40px 0 26px;
  display: grid;
  grid-template-columns: 1.2fr .8fr;
  gap: 28px; align-items: center;
}
@media (max-width: 900px) { .hero { grid-template-columns: 1fr; } }

.hero h1 { font-size: clamp(28px, 3.6vw, 46px); line-height: 1.1; margin: 0 0 10px; }
.hero p.kicker {
  color: var(--accent); font-weight: 600; letter-spacing: .5px;
  text-transform: uppercase; font-size: 12px; margin-bottom: 10px;
}
.hero p.sub { color: var(--muted); font-size: clamp(16px, 1.9vw, 18px); }

.cta-row { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 18px; }
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 12px 16px; border-radius: 12px;
  background: var(--brand); color: #012; font-weight: 700;
  border: 1px solid transparent; box-shadow: var(--shadow);
  transition: transform .06s ease, box-shadow .2s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn.secondary { background: transparent; color: var(--text); border-color: var(--border); }
.mini { display: inline-flex; gap: 8px; align-items: center; color: var(--muted); font-size: 14px; margin-top: 10px; }

.hero-card {
  background: linear-gradient(180deg, rgba(93,208,255,.08), rgba(155,255,175,.06));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
  box-shadow: var(--shadow);
}

/* ================================
   Code blocks & inline code
   ================================ */
pre {
  margin: 0;
  padding: 14px 16px;
  background: var(--code-bg);
  border: 1px solid var(--border);   /* outer frame stays */
  border-radius: 12px;
  overflow: auto;
  color: var(--code-fg);
}
code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
  font-size: 13px;
  color: var(--code-fg);
}

/* Inline code (chip) */
:not(pre) > code {
  background: var(--code-inline-bg);
  color: var(--code-fg);
  padding: 2px 6px;
  border-radius: 6px;
  font-weight: 500;
}
@media (prefers-color-scheme: light) {
  :not(pre) > code {
    background: #f0f3f7;
    color: #0b0d10;
  }
}

/* ================================
   Highlight.js overrides
   ================================ */
/* Remove HLJS inner borders, keep outer pre border */
pre code.hljs,
pre.hljs,
code.hljs {
  background: transparent !important;  /* use pre bg */
  color: var(--code-fg) !important;
  border: none !important;
  border-radius: 0 !important;
  text-shadow: none !important;
}
pre code.hljs { display:block; padding:0 !important; }

/* Inline HLJS code */
:not(pre) > code.hljs {
  background: inherit !important;
  border: none !important;
  border-radius: 6px !important;
  padding: 2px 6px !important;
}

/* Syntax token colors */
.hljs-comment, .hljs-quote { color: #9fb1c1 !important; font-style: italic; }
.hljs-punctuation { color: #d7dfeb !important; }
.hljs-keyword, .hljs-doctag { color: #7ee787 !important; font-weight: 600; }
.hljs-string, .hljs-attr { color: #ffd58a !important; }
.hljs-number, .hljs-literal { color: #8bd1ff !important; }
.hljs-function, .hljs-title { color: #d2a8ff !important; }
.hljs-name, .hljs-attribute { color: #a5d6ff !important; }
.hljs-addition { color: #a6e3a1 !important; }
.hljs-deletion { color: #ff9aa2 !important; }

/* ================================
   Sections & cards
   ================================ */
.section { margin: 54px 0; }
.grid3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
@media (max-width: 900px) { .grid3 { grid-template-columns: 1fr; } }
.card { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); padding: 18px; box-shadow: var(--shadow); }
.card h3 { margin-top: 0; }
.muted { color: var(--muted); }

/* ================================
   Showcases
   ================================ */
.showcases { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
@media (max-width: 900px) { .showcases { grid-template-columns: 1fr; } }
.tile {
  background: linear-gradient(180deg, rgba(255,209,102,.08), rgba(93,208,255,.08));
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 16px;
}
.tile h4 { margin: 0 0 6px; }

/* ================================
   Footer
   ================================ */
footer {
  border-top: 1px solid var(--border);
  margin-top: 60px; padding: 20px 0 60px;
  color: var(--muted); font-size: 14px;
}
.footgrid { display: grid; grid-template-columns: 1fr auto; align-items: center; }
.links a { margin-right: 14px; }

/* ================================
   Legal tabs
   ================================ */
.tabs { display:flex; gap:12px; margin-bottom:20px; }
.tab {
  padding:8px 14px; border-radius:8px; cursor:pointer;
  background:var(--panel); color:var(--text);
  border:1px solid var(--border);
  transition: background .2s ease, transform .06s ease;
}
.tab:hover { transform: translateY(-1px); }
.tab.active { background:var(--accent); color:#000; font-weight:700; }
.tabcontent { display:none; }
.tabcontent.active { display:block; }