:root {
  --bg: #ffffff;
  --card-bg: #ffffff;
  --fg: #232a31;
  --muted: #5b6470;
  --navy: #1b3a5f;
  --navy-dark: #14293f;
  --green: #7f9a2e;
  --link: #1f5fb0;
  --border: #e6e9ee;
  --wrap: 1120px;   /* site chrome + card grid */
  --text: 720px;    /* article reading column */
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #14171a;
    --card-bg: #1b1f24;
    --fg: #e7eaed;
    --muted: #9aa4b0;
    --link: #6db0f5;
    --border: #2a2f36;
  }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 18px/1.7 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}
a { color: var(--link); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; height: auto; }

/* ---- Header (full-width navy, matches acgcapital.com) ---- */
.site-header { background: var(--navy); }
.header-inner {
  max-width: var(--wrap);
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: .5rem 1rem;
  padding: 1rem 1.5rem;
}
.site-header .brand { color: #fff; font-weight: 700; font-size: 1.3rem; letter-spacing: .2px; }
.site-header .brand span { color: var(--green); }
.site-header nav a { color: #cdd9e6; margin-left: 1.5rem; font-size: .95rem; }
.site-header nav a:first-child { margin-left: 0; }
.site-header nav a:hover { color: #fff; text-decoration: none; }

/* ---- Page + centered containers ---- */
.page { padding-bottom: 3.5rem; }
.list-head, .card-grid, .pager { max-width: var(--wrap); margin-left: auto; margin-right: auto; padding-left: 1.5rem; padding-right: 1.5rem; }
.post { max-width: var(--text); margin: 0 auto; padding: 0 1.5rem; }

.list-head { padding-top: 2.75rem; }
.list-head h1 { margin: 0 0 .4rem; }
.lead { color: var(--muted); font-size: 1.15rem; margin: 0; max-width: var(--text); }
.list-head .content { color: var(--muted); max-width: var(--text); }

h1 { font-size: 2.25rem; line-height: 1.15; letter-spacing: -.01em; margin: 0 0 .5rem; }
h2 { font-size: 1.5rem; }
h3 { font-size: 1.2rem; }

/* ---- Card grid ---- */
.card-grid {
  margin-top: 1.75rem;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.75rem;
}
.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  transition: transform .15s ease, box-shadow .15s ease;
}
.card:hover { transform: translateY(-3px); box-shadow: 0 12px 26px rgba(20,41,63,.14); }
.card-link { display: flex; flex-direction: column; height: 100%; color: inherit; }
.card-link:hover { text-decoration: none; }
.card-media { aspect-ratio: 16 / 9; background: #eef1f5; overflow: hidden; }
.card-media img { width: 100%; height: 100%; object-fit: cover; display: block; }
.card-media--empty {
  width: 100%; height: 100%;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, var(--navy), #2f5f8c);
}
.card-media--empty span { color: rgba(255,255,255,.85); font-weight: 800; letter-spacing: .18em; font-size: 1.7rem; }
.card-body { padding: 1.1rem 1.15rem 1.35rem; display: flex; flex-direction: column; gap: .4rem; flex: 1; }
.card-cat { color: var(--green); font-weight: 700; font-size: .72rem; letter-spacing: .08em; text-transform: uppercase; }
.card-title { font-size: 1.18rem; line-height: 1.3; margin: 0; color: var(--fg); }
.card-link:hover .card-title { color: var(--link); }
.card-date { color: var(--muted); font-size: .82rem; }
.card-excerpt { color: var(--muted); font-size: .92rem; line-height: 1.5; margin: .15rem 0 0; }

/* ---- Pager ---- */
.pager { display: flex; align-items: center; justify-content: center; gap: 1.25rem; margin-top: 3rem; }
.pager-btn { padding: .55rem 1rem; border: 1px solid var(--border); border-radius: 8px; color: var(--link); font-size: .9rem; }
.pager-btn:hover { text-decoration: none; border-color: var(--link); }
.pager-btn.is-off { color: var(--muted); opacity: .5; }
.pager-info { color: var(--muted); font-size: .9rem; }

/* ---- Single post ---- */
.post { padding-top: 2.75rem; }
.post-header .meta, .meta { color: var(--muted); font-size: .95rem; }
.cat { color: var(--green); font-weight: 600; }
.post .featured { width: 100%; max-height: 380px; object-fit: cover; border-radius: 10px; margin: 1.75rem 0 .5rem; }
.post .content { margin-top: 1.75rem; }
.post .content img { border-radius: 8px; margin: 1rem 0; }
.post .content h2, .post .content h3 { line-height: 1.25; margin-top: 2rem; }
.post .content pre { overflow-x: auto; padding: 1rem; background: rgba(127,127,127,.12); border-radius: 8px; }
.post .content blockquote { margin: 1.5rem 0; padding: .25rem 0 .25rem 1.1rem; border-left: 3px solid var(--green); color: var(--muted); }
.back { margin-top: 3rem; }
.back a { color: var(--muted); }

/* ---- Footer (full-width navy) ---- */
.site-footer { background: var(--navy-dark); color: #b9c4d1; margin-top: 2rem; }
.site-footer .wrap { max-width: var(--wrap); margin: 0 auto; padding: 1.75rem 1.5rem; font-size: .9rem; }
.site-footer a { color: #dbe4ef; }

@media (max-width: 640px) {
  body { font-size: 17px; }
  h1 { font-size: 1.85rem; }
  .card-grid { gap: 1.25rem; }
  .post .featured { max-height: 240px; }
}