/* ─────────────────────────────────────────
   jen-sern.com — shared stylesheet
   Warm white base. Quiet, editorial.
───────────────────────────────────────── */

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

:root {
  --bg:           #faf9f7;
  --bg-subtle:    #f4f2ee;
  --text:         #1a1916;
  --text-body:    rgba(26,25,22,0.72);
  --text-muted:   rgba(26,25,22,0.52);
  --text-faint:   rgba(26,25,22,0.38);
  --text-ghost:   rgba(26,25,22,0.22);
  --amber:        #9a6e1a;
  --amber-muted:  rgba(154,110,26,0.6);
  --amber-faint:  rgba(154,110,26,0.25);
  --border:       rgba(0,0,0,0.07);
  --border-light: rgba(0,0,0,0.05);
  --serif:        'Georgia', 'Times New Roman', serif;
  --sans:         -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --max-w:        860px;
  --post-max-w:   640px;
}

html { font-size: 16px; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }

/* ── LAYOUT ── */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 2.5rem;
}

/* ── NAV ── */
nav {
  border-bottom: 0.5px solid var(--border);
  padding: 1.1rem 0;
  background: var(--bg);
}
nav .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-name {
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--text-muted);
}
.nav-links {
  display: flex;
  gap: 2rem;
  font-size: 12px;
  color: var(--text-faint);
  letter-spacing: 0.04em;
}
.nav-links a:hover { color: var(--text-muted); }
.nav-links a.active { color: var(--amber-muted); }

/* ── HERO ── */
.hero {
  padding: 4.5rem 0 3.5rem;
  border-bottom: 0.5px solid var(--border);
}
.hero-quote {
  font-family: var(--serif);
  font-size: 1.45rem;
  font-weight: 400;
  font-style: italic;
  color: var(--amber);
  margin-bottom: 1.75rem;
  max-width: 520px;
  line-height: 1.5;
}
.hero-body {
  font-size: 15px;
  line-height: 1.85;
  color: var(--text-body);
  max-width: 500px;
}
.hero-body em {
  color: var(--text);
  font-style: normal;
}
.hero-body a {
  color: var(--amber-muted);
  border-bottom: 0.5px solid var(--amber-faint);
}

/* ── SECTION ── */
.section {
  padding: 2.5rem 0;
  border-bottom: 0.5px solid var(--border);
}
.section-label {
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--amber-muted);
  margin-bottom: 0.4rem;
}
.section-desc {
  font-size: 13px;
  color: var(--text-faint);
  line-height: 1.7;
  max-width: 440px;
  margin-bottom: 2rem;
}

/* ── POST LIST ── */
.post-list { display: flex; flex-direction: column; }

.post-item {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 1rem;
  padding: 1.1rem 0;
  border-bottom: 0.5px solid var(--border-light);
  align-items: start;
  transition: opacity 0.15s;
}
.post-item:last-child { border-bottom: none; }
.post-item:hover { opacity: 0.75; }

.post-meta { padding-top: 2px; }
.post-tag {
  font-size: 9.5px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--amber-muted);
  display: block;
  margin-bottom: 0.25rem;
}
.post-date {
  font-size: 10.5px;
  color: var(--text-ghost);
  display: block;
}
.post-title {
  font-family: var(--serif);
  font-size: 14px;
  color: var(--text-body);
  line-height: 1.55;
  font-weight: 400;
}
.post-excerpt {
  font-size: 12.5px;
  color: var(--text-faint);
  line-height: 1.65;
  margin-top: 0.35rem;
}
.section-more {
  font-size: 12px;
  color: var(--amber-muted);
  margin-top: 1.5rem;
  letter-spacing: 0.04em;
  display: inline-block;
  opacity: 0.7;
}
.section-more:hover { opacity: 1; }

/* ── SOCIAL ARCHITECT TEASER ── */
.sa-teaser {
  padding: 2.5rem 0;
  border-bottom: 0.5px solid var(--border);
}
.sa-inner {
  border-left: 1.5px solid var(--amber-faint);
  padding-left: 1.35rem;
  max-width: 480px;
}
.sa-eyebrow {
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--amber-muted);
  opacity: 0.7;
  margin-bottom: 0.6rem;
}
.sa-headline {
  font-family: var(--serif);
  font-size: 1.15rem;
  font-weight: 400;
  color: var(--text-body);
  line-height: 1.5;
  margin-bottom: 0.75rem;
}
.sa-body {
  font-size: 13px;
  color: var(--text-faint);
  line-height: 1.78;
  margin-bottom: 1rem;
}
.sa-link {
  font-size: 12px;
  color: var(--amber-muted);
  letter-spacing: 0.04em;
  border-bottom: 0.5px solid var(--amber-faint);
  padding-bottom: 1px;
}
.sa-link:hover { color: var(--amber); }

/* ── ABOUT STRIP ── */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  padding: 2.5rem 0;
}
.about-label {
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-ghost);
  margin-bottom: 0.75rem;
}
.about-text {
  font-size: 13.5px;
  color: var(--text-muted);
  line-height: 1.8;
}
.about-text em {
  color: var(--text-body);
  font-style: normal;
}

/* ── FOOTER ── */
footer {
  padding: 1.35rem 0;
  border-top: 0.5px solid var(--border-light);
}
footer .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.footer-left {
  font-size: 11.5px;
  color: var(--text-ghost);
}
.footer-right {
  font-size: 11.5px;
  color: var(--amber-muted);
  opacity: 0.7;
  letter-spacing: 0.03em;
}
.footer-right:hover { opacity: 1; }

/* ── POST PAGE ── */
.post-header {
  padding: 3.5rem 0 2.5rem;
  border-bottom: 0.5px solid var(--border);
  max-width: var(--post-max-w);
  margin: 0 auto;
  padding-left: 2.5rem;
  padding-right: 2.5rem;
}
.post-header .post-tag {
  font-size: 10px;
  margin-bottom: 0.85rem;
  display: block;
}
.post-header h1 {
  font-family: var(--serif);
  font-size: 1.7rem;
  font-weight: 400;
  line-height: 1.35;
  color: var(--text);
  margin-bottom: 1rem;
}
.post-header .post-date { font-size: 11.5px; }

.post-body {
  padding: 2.5rem 2.5rem 3rem;
  max-width: var(--post-max-w);
  margin: 0 auto;
  font-family: var(--serif);
  font-size: 15.5px;
  line-height: 1.88;
  color: var(--text-body);
}
.post-body p { margin-bottom: 1.6rem; }
.post-body h2 {
  font-family: var(--serif);
  font-size: 1.1rem;
  font-weight: 400;
  color: var(--text);
  margin: 2.25rem 0 0.85rem;
}
.post-body em { font-style: italic; }
.post-body strong { color: var(--text); font-weight: 600; }
.post-body blockquote {
  border-left: 1.5px solid var(--amber-faint);
  padding-left: 1.35rem;
  color: var(--text-muted);
  font-style: italic;
  margin: 1.75rem 0;
}

.post-footer {
  padding: 1.5rem 2.5rem 3rem;
  border-top: 0.5px solid var(--border);
  display: flex;
  justify-content: space-between;
  font-size: 12.5px;
  color: var(--text-ghost);
  max-width: var(--post-max-w);
  margin: 0 auto;
}
.post-footer a { color: var(--amber-muted); }
.post-footer a:hover { color: var(--amber); }

/* ── LISTING PAGE ── */
.listing-header {
  padding: 3.5rem 0 2.5rem;
  border-bottom: 0.5px solid var(--border);
}
.listing-header h1 {
  font-family: var(--serif);
  font-size: 1.5rem;
  font-weight: 400;
  color: var(--text);
  margin-bottom: 0.6rem;
  margin-top: 0.75rem;
}
.listing-header p {
  font-size: 13.5px;
  color: var(--text-faint);
  max-width: 440px;
  line-height: 1.75;
}
.listing-posts { padding: 1rem 0 3rem; }

/* ── SCALE TAGS (Social Architect) ── */
.scale-tags {
  display: flex;
  gap: 1.5rem;
  margin-top: 1.25rem;
  font-size: 11px;
  color: var(--amber-muted);
  letter-spacing: 0.06em;
  opacity: 0.7;
}

/* ── RESPONSIVE ── */
@media (max-width: 640px) {
  .container { padding: 0 1.25rem; }
  .nav-links { gap: 1.25rem; font-size: 11px; }
  .hero { padding: 2.5rem 0 2rem; }
  .hero-quote { font-size: 1.2rem; }
  .about-grid { grid-template-columns: 1fr; gap: 1.75rem; }
  .post-item { grid-template-columns: 1fr; gap: 0.3rem; }
  .post-meta { display: flex; gap: 1rem; align-items: center; }
  .post-header { padding-left: 1.25rem; padding-right: 1.25rem; }
  .post-body { padding: 2rem 1.25rem 2.5rem; font-size: 15px; }
  .post-footer { padding-left: 1.25rem; padding-right: 1.25rem; }
}