/* ===========================================================
   Digital Footprint Web Design — Blog styles
   Shares the design tokens from the main site.
   =========================================================== */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --black:     #0F0F0F;
  --charcoal:  #1C1C1C;
  --bronze:    #C49A6C;
  --bronze-lt: #D4AF8A;
  --bronze-dk: #8B5E3C;
  --white:     #FAF8F5;
  --cream:     #F2EDE6;
  --muted:     #7A7368;
  --border:    rgba(196,154,108,.22);
  --radius:    10px;
  --font-h:    'Geist', system-ui, sans-serif;
  --font-s:    'Lora', Georgia, serif;
  --ease:      cubic-bezier(0.16,1,0.3,1);
}

html { scroll-behavior: smooth; }

body {
  background: var(--white);
  color: var(--charcoal);
  font-family: var(--font-h);
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

::selection { background: var(--bronze); color: #fff; }

a { color: var(--bronze-dk); }

.container { max-width: 1180px; margin: 0 auto; padding: 0 40px; }
.container--narrow { max-width: 760px; }

/* ── Nav ──────────────────────────────────────────────────── */
nav {
  position: sticky; top: 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 40px; height: 72px;
  background: rgba(250,248,245,.92);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}
.nav-logo { display: flex; align-items: center; gap: 12px; text-decoration: none; }
.nav-logo img { height: 40px; width: auto; display: block; }
.logo-name { display: block; font-size: .95rem; font-weight: 700; color: var(--black); letter-spacing: -.01em; line-height: 1.1; }
.logo-name span { color: var(--bronze); }
.logo-sub { display: block; font-size: .6rem; font-weight: 600; letter-spacing: .18em; text-transform: uppercase; color: var(--muted); }
.nav-links { display: flex; gap: 32px; list-style: none; align-items: center; }
.nav-links a {
  font-size: .8125rem; font-weight: 600; letter-spacing: .06em;
  text-transform: uppercase; color: var(--muted);
  text-decoration: none; transition: color .25s; position: relative;
}
.nav-links a:hover { color: var(--black); }
.nav-links a.active { color: var(--black); }
.nav-cta {
  padding: 10px 22px; background: var(--black); color: var(--white) !important;
  border-radius: 6px; font-size: .8rem; font-weight: 700; letter-spacing: .06em;
  transition: background .25s;
}
.nav-cta:hover { background: var(--bronze); }
@media (max-width: 720px) {
  nav { padding: 0 20px; }
  .nav-links { gap: 16px; }
  .nav-links li.hide-mobile { display: none; }
}

/* ── Blog index header ────────────────────────────────────── */
.blog-hero { padding: 80px 0 48px; }
.blog-hero .tag {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: .75rem; font-weight: 700; letter-spacing: .16em;
  text-transform: uppercase; color: var(--bronze-dk); margin-bottom: 20px;
}
.blog-hero .tag::before { content: ''; width: 28px; height: 2px; background: var(--bronze); }
.blog-hero h1 {
  font-size: clamp(2.4rem, 1rem + 5vw, 4rem); font-weight: 800;
  line-height: 1.02; letter-spacing: -.02em; color: var(--black);
}
.blog-hero h1 em { font-family: var(--font-s); font-style: italic; font-weight: 400; color: var(--bronze); }
.blog-hero p { margin-top: 20px; font-size: 1.125rem; color: var(--muted); max-width: 620px; }

/* ── Post grid ────────────────────────────────────────────── */
.post-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px;
  padding: 24px 0 100px;
}
@media (max-width: 900px) { .post-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 620px) { .post-grid { grid-template-columns: 1fr; } }

.post-card {
  display: flex; flex-direction: column;
  background: var(--white); border: 1px solid var(--border);
  border-radius: 14px; overflow: hidden; text-decoration: none;
  transition: transform .4s var(--ease), box-shadow .4s var(--ease), border-color .3s;
}
.post-card:hover { transform: translateY(-4px); box-shadow: 0 18px 48px rgba(15,15,15,.09); border-color: rgba(196,154,108,.5); }
.post-card .thumb {
  aspect-ratio: 16/10; display: flex; align-items: center; justify-content: center;
  font-family: var(--font-s); font-style: italic; color: rgba(255,255,255,.9);
  font-size: 1.1rem; text-align: center; padding: 20px; position: relative; overflow: hidden;
}
.post-card .thumb::after {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(circle at 30% 20%, rgba(255,255,255,.14), transparent 60%);
}
.thumb-1 { background: linear-gradient(135deg, #1C1C1C, #3a2f26); }
.thumb-2 { background: linear-gradient(135deg, #8B5E3C, #C49A6C); }
.thumb-3 { background: linear-gradient(135deg, #0F0F0F, #2b2b2b); }
.thumb-4 { background: linear-gradient(135deg, #C49A6C, #8B5E3C); }
.post-card .body { padding: 24px; display: flex; flex-direction: column; flex: 1; }
.post-card .meta { font-size: .72rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--bronze-dk); margin-bottom: 12px; }
.post-card h2 { font-size: 1.25rem; font-weight: 700; line-height: 1.25; color: var(--black); letter-spacing: -.01em; }
.post-card p { margin-top: 12px; font-size: .9375rem; color: var(--muted); flex: 1; }
.post-card .read { margin-top: 18px; font-size: .8125rem; font-weight: 700; letter-spacing: .04em; text-transform: uppercase; color: var(--black); display: inline-flex; align-items: center; gap: 6px; }
.post-card:hover .read { color: var(--bronze-dk); }

/* ── Article page ─────────────────────────────────────────── */
.article-header { padding: 64px 0 40px; }
.article-header .back {
  display: inline-flex; align-items: center; gap: 8px; font-size: .8125rem;
  font-weight: 600; letter-spacing: .04em; text-transform: uppercase;
  color: var(--muted); text-decoration: none; margin-bottom: 28px; transition: color .2s;
}
.article-header .back:hover { color: var(--bronze-dk); }
.article-meta { font-size: .75rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--bronze-dk); margin-bottom: 16px; }
.article-header h1 {
  font-size: clamp(2rem, 1rem + 4vw, 3.2rem); font-weight: 800;
  line-height: 1.08; letter-spacing: -.02em; color: var(--black);
}
.article-header .lede { margin-top: 20px; font-size: 1.2rem; line-height: 1.6; color: var(--muted); font-family: var(--font-s); }
.article-byline { margin-top: 24px; display: flex; align-items: center; gap: 12px; padding-top: 24px; border-top: 1px solid var(--border); }
.article-byline .av { width: 42px; height: 42px; border-radius: 50%; background: var(--black); color: var(--bronze); display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: .85rem; }
.article-byline .who { font-size: .875rem; }
.article-byline .who strong { color: var(--black); }
.article-byline .who span { color: var(--muted); }

.article-body { padding: 8px 0 72px; font-size: 1.0625rem; }
.article-body > * + * { margin-top: 24px; }
.article-body h2 { font-size: 1.6rem; font-weight: 700; color: var(--black); letter-spacing: -.01em; margin-top: 48px; line-height: 1.2; }
.article-body h3 { font-size: 1.2rem; font-weight: 700; color: var(--black); margin-top: 32px; }
.article-body p { color: var(--charcoal); }
.article-body ul, .article-body ol { padding-left: 24px; color: var(--charcoal); }
.article-body li + li { margin-top: 8px; }
.article-body strong { color: var(--black); }
.article-body blockquote {
  border-left: 3px solid var(--bronze); padding: 8px 0 8px 24px;
  font-family: var(--font-s); font-style: italic; font-size: 1.2rem; color: var(--bronze-dk);
}
.article-body a { color: var(--bronze-dk); text-decoration: underline; text-underline-offset: 3px; }

/* ── Post CTA ─────────────────────────────────────────────── */
.post-cta {
  margin: 24px 0 88px; padding: 48px 40px; border-radius: 16px;
  background: var(--black); text-align: center;
}
.post-cta h2 { color: var(--white); font-size: 1.75rem; font-weight: 800; letter-spacing: -.01em; }
.post-cta h2 em { font-family: var(--font-s); font-style: italic; font-weight: 400; color: var(--bronze); }
.post-cta p { color: rgba(250,248,245,.55); margin-top: 12px; }
.post-cta a {
  display: inline-flex; align-items: center; gap: 8px; margin-top: 24px;
  padding: 14px 30px; background: var(--bronze); color: #fff; text-decoration: none;
  font-size: .85rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase;
  border-radius: 8px; transition: background .25s;
}
.post-cta a:hover { background: var(--bronze-lt); }

/* ── Footer ───────────────────────────────────────────────── */
footer { padding: 40px 0; border-top: 1px solid var(--border); }
.footer-inner { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 16px; }
.footer-logo-text { font-size: .875rem; font-weight: 700; color: var(--black); }
.footer-logo-text span { color: var(--bronze); }
.footer-copy { font-size: .8rem; color: var(--muted); }
.footer-links { display: flex; gap: 22px; list-style: none; }
.footer-links a { font-size: .8rem; color: var(--muted); text-decoration: none; transition: color .25s; }
.footer-links a:hover { color: var(--bronze); }
@media (max-width: 620px) { .footer-inner { flex-direction: column; align-items: flex-start; } }