/* Clipboardify blog — light theme only, shared stylesheet */
:root {
  --bg: #ffffff;
  --ink: #111827;
  --ink-soft: #4b5563;
  --ink-mute: #6b7280;
  --line: #e5e7eb;
  --line-soft: #f3f4f6;
  --accent: #2563eb;
  --accent-dark: #1d4ed8;
  --accent-soft: #eff6ff;
  --radius: 12px;
  --wrap: 760px;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
  font-size: 17px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ---------- header ---------- */
.site-header {
  border-bottom: 1px solid var(--line);
  background: var(--bg);
  position: sticky;
  top: 0;
  z-index: 20;
}
.site-header .inner {
  max-width: 1080px;
  margin: 0 auto;
  padding: 14px 20px;
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}
.brand {
  display: flex;
  align-items: center;
  gap: 9px;
  font-weight: 700;
  color: var(--ink);
  font-size: 17px;
}
.brand:hover { text-decoration: none; }
.brand img { width: 26px; height: 26px; border-radius: 6px; }
.site-nav { display: flex; gap: 18px; margin-left: auto; flex-wrap: wrap; align-items: center; }
.site-nav a { color: var(--ink-soft); font-size: 15px; }
.site-nav a.btn {
  background: var(--accent);
  color: #fff;
  padding: 8px 14px;
  border-radius: 8px;
  font-weight: 600;
}
.site-nav a.btn:hover { background: var(--accent-dark); text-decoration: none; }

/* ---------- layout ---------- */
.wrap { max-width: var(--wrap); margin: 0 auto; padding: 36px 20px 64px; }
.wrap.wide { max-width: 1080px; }

.breadcrumb { font-size: 14px; color: var(--ink-mute); margin-bottom: 22px; }
.breadcrumb a { color: var(--ink-mute); }

article h1 {
  font-size: 34px;
  line-height: 1.25;
  margin: 0 0 10px;
  letter-spacing: -0.02em;
}
.post-meta { color: var(--ink-mute); font-size: 14px; margin: 0 0 24px; }

article h2 {
  font-size: 24px;
  line-height: 1.35;
  margin: 40px 0 12px;
  letter-spacing: -0.01em;
}
article h3 { font-size: 19px; margin: 28px 0 8px; }
article p { margin: 0 0 18px; }
article ul, article ol { margin: 0 0 18px; padding-left: 24px; }
article li { margin-bottom: 8px; }
article strong { font-weight: 650; }

.lead { font-size: 19px; color: var(--ink-soft); }

.takeaways {
  background: var(--accent-soft);
  border: 1px solid #dbeafe;
  border-radius: var(--radius);
  padding: 18px 22px;
  margin: 0 0 30px;
}
.takeaways h2 { font-size: 16px; margin: 0 0 8px; text-transform: uppercase; letter-spacing: .04em; color: var(--accent-dark); }
.takeaways ul { margin: 0; padding-left: 20px; }
.takeaways li { margin-bottom: 6px; font-size: 16px; }

.note {
  border-left: 3px solid var(--accent);
  background: var(--line-soft);
  padding: 14px 18px;
  border-radius: 0 8px 8px 0;
  margin: 0 0 22px;
  font-size: 16px;
}
.note p:last-child { margin-bottom: 0; }

table.compare {
  width: 100%;
  border-collapse: collapse;
  margin: 0 0 24px;
  font-size: 15.5px;
}
table.compare th, table.compare td {
  border: 1px solid var(--line);
  padding: 10px 12px;
  text-align: left;
  vertical-align: top;
}
table.compare th { background: var(--line-soft); font-weight: 650; }
.table-scroll { overflow-x: auto; margin-bottom: 24px; }
.table-scroll table.compare { margin-bottom: 0; min-width: 560px; }

.steps { counter-reset: step; list-style: none; padding-left: 0; }
.steps > li {
  position: relative;
  padding-left: 46px;
  margin-bottom: 16px;
}
.steps > li::before {
  counter-increment: step;
  content: counter(step);
  position: absolute;
  left: 0;
  top: 1px;
  width: 30px; height: 30px;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  font-size: 15px;
  font-weight: 700;
  display: flex; align-items: center; justify-content: center;
}

.cta {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px 22px;
  margin: 34px 0;
  background: #fcfcfd;
}
.cta p { margin: 0 0 12px; }
.cta .btn-line { margin: 0; }
.btn-line a {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  padding: 10px 18px;
  border-radius: 9px;
  font-weight: 600;
  font-size: 16px;
}
.btn-line a:hover { background: var(--accent-dark); text-decoration: none; }

code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 15px;
  background: var(--line-soft);
  border: 1px solid var(--line);
  border-radius: 5px;
  padding: 1px 5px;
}
pre {
  background: #0f172a;
  color: #e2e8f0;
  padding: 16px 18px;
  border-radius: var(--radius);
  overflow-x: auto;
  font-size: 14.5px;
  line-height: 1.6;
  margin: 0 0 22px;
}
pre code { background: none; border: 0; color: inherit; padding: 0; font-size: inherit; }

.faq h3 { font-size: 18px; margin-bottom: 6px; }
.faq p { margin-bottom: 20px; }
.faq-h { font-size: 23px; margin: 46px 0 14px; }

.related {
  margin-top: 52px;
  padding-top: 26px;
  border-top: 1px solid var(--line);
}
.related h2 { font-size: 17px; margin: 0 0 12px; }
.related ul { margin: 0; padding-left: 20px; }
.related li { margin-bottom: 7px; font-size: 16px; }

/* ---------- blog index ---------- */
.page-intro { margin-bottom: 34px; }
.page-intro h1 { font-size: 34px; line-height: 1.25; margin: 0 0 12px; letter-spacing: -0.02em; }
.page-intro p { font-size: 18px; color: var(--ink-soft); margin: 0 0 14px; }

.post-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 18px; }
.post-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px 22px;
  background: #fff;
}
.post-card h2 { font-size: 19px; margin: 0 0 8px; line-height: 1.4; }
.post-card h2 a { color: var(--ink); }
.post-card p { margin: 0 0 10px; font-size: 15.5px; color: var(--ink-soft); }
.post-card .tag { font-size: 13px; color: var(--ink-mute); text-transform: uppercase; letter-spacing: .05em; }

/* ---------- footer ---------- */
.site-footer {
  border-top: 1px solid var(--line);
  margin-top: 40px;
  background: #fafafa;
}
.site-footer .inner {
  max-width: 1080px;
  margin: 0 auto;
  padding: 28px 20px 40px;
  font-size: 15px;
  color: var(--ink-soft);
}
.site-footer nav { display: flex; gap: 18px; flex-wrap: wrap; margin-bottom: 14px; }
.site-footer nav a { color: var(--ink-soft); }
.site-footer .copy { color: var(--ink-mute); font-size: 14px; }

@media (max-width: 640px) {
  body { font-size: 16.5px; }
  article h1, .page-intro h1 { font-size: 28px; }
  article h2 { font-size: 21px; }
  .site-nav { gap: 14px; }
  .site-header .inner { padding: 12px 16px; }
}