:root {
  --bg: #fbfbfd; --fg: #1d1d1f; --muted: #6e6e73; --line: #e4e4e7;
  --card: #ffffff; --accent: #2563eb; --code-bg: #f3f4f6; --code-fg: #1d1d1f;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1115; --fg: #e6e6e9; --muted: #9a9aa3; --line: #25272e;
    --card: #15171d; --accent: #6ea8fe; --code-bg: #1c1f27; --code-fg: #e6e6e9;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--fg);
  font: 16px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}
.wrap { width: 100%; max-width: 920px; margin: 0 auto; padding: 3rem clamp(1.25rem, 5vw, 4rem) 5rem; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
header.hero { margin-bottom: 3rem; }
h1 { font-size: 2.6rem; line-height: 1.05; margin: 0 0 .6rem; letter-spacing: -0.03em; word-break: break-word; }
.tagline { font-size: 1.15rem; color: var(--muted); margin: 0; max-width: 44rem; }
section { margin-top: 2.75rem; }
h2 { font-size: 1.3rem; margin: 0 0 1.1rem; letter-spacing: -0.01em; }
p { max-width: 46rem; }
.section-note { margin-top: 1.25rem; color: var(--muted); font-size: .92rem; }

/* Tools grid */
.tools { display: grid; grid-template-columns: repeat(auto-fill, minmax(15.5rem, 1fr)); gap: .9rem; }
.tool {
  display: flex; flex-direction: column; gap: .35rem;
  background: var(--card); border: 1px solid var(--line); border-radius: 12px;
  padding: 1rem 1.15rem; color: inherit;
}
.tool:hover { text-decoration: none; border-color: var(--accent); }
.tool-head { display: flex; align-items: baseline; flex-wrap: wrap; gap: .5rem; }
.tool-name { font-weight: 600; letter-spacing: -0.01em; word-break: break-word; }
.tool code, .channels code, dd code { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; }
.tool-head code {
  font-size: .78rem; color: var(--accent);
  background: var(--code-bg); border-radius: 5px; padding: .05rem .4rem;
}
.tool-desc { color: var(--muted); font-size: .92rem; }

/* Install channels */
.channels { margin: 0; display: grid; gap: 1rem; }
.channels dt { font-weight: 600; letter-spacing: -0.01em; }
.channels dd { margin: .3rem 0 0; color: var(--muted); }
.channels dd code {
  display: inline-block; background: var(--code-bg); color: var(--code-fg);
  border-radius: 6px; padding: .12rem .45rem; font-size: .85rem; max-width: 100%; overflow-x: auto;
}
.channels dd pre {
  margin: 0; background: var(--code-bg); border-radius: 6px; padding: .7rem .9rem; overflow-x: auto;
}
.channels dd pre code {
  display: block; background: none; padding: 0; color: var(--code-fg); font-size: .85rem; line-height: 1.5;
}
.ch-note { margin-left: .5rem; font-weight: 400; font-size: .8rem; color: var(--muted); }

footer { margin-top: 4rem; padding-top: 1.5rem; border-top: 1px solid var(--line); color: var(--muted); font-size: .85rem; }
footer a { color: var(--muted); text-decoration: underline; }
footer a:hover { color: var(--accent); }