/* ─── Design System ───────────────────────────────────────────────── */
:root {
  --bg:           #0f0e0d;
  --surface:      #1a1917;
  --border:       #2e2c2a;
  --text:         #e8e0d5;
  --text-muted:   #a39e96;
  --accent:       #c9a84c;
  --accent-hover: #e8c96a;
  --display:      #f5efe6;

  --font-display: 'Playfair Display', Georgia, serif;
  --font-body:    'Source Serif 4', Georgia, serif;
  --font-ui:      'Inter', system-ui, sans-serif;

  --content-width: 720px;
  --wide-width:    1100px;
}

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

html { font-size: 16px; scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 1.125rem;
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}

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

/* ─── Navigation ──────────────────────────────────────────────────── */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 2rem;
  height: 56px;
  background: rgba(15, 14, 13, 0.88);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.nav-brand {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--display);
  letter-spacing: -0.01em;
}

.nav-brand span { color: var(--accent); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-links a {
  font-family: var(--font-ui);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  transition: color 0.15s;
}

.nav-links a:hover { color: var(--text); }

.nav-links a.active {
  color: var(--accent);
  border-bottom: 1px solid var(--accent);
  padding-bottom: 2px;
}

.filter-label {
  font-family: var(--font-ui);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  padding: 0.5rem 0 1.5rem;
}

.filter-label span { color: var(--accent); }

.no-filter-results {
  color: var(--text-muted);
  font-family: var(--font-ui);
  font-size: 0.875rem;
  padding: 2rem 0;
}

.nav-subscribe {
  color: var(--accent) !important;
  border: 1px solid var(--accent-deep, #7a5c1e);
  padding: 0.35rem 0.85rem;
  transition: border-color 0.15s, color 0.15s !important;
}

.nav-subscribe:hover {
  color: var(--accent-hover) !important;
  border-color: var(--accent);
}

/* ─── Masthead ────────────────────────────────────────────────────── */
.masthead {
  padding: 3rem 2rem 2.5rem;
  max-width: var(--wide-width);
  margin: 0 auto;
}

.masthead-rule {
  height: 1px;
  background: var(--border);
  margin: 1rem 0;
}

.masthead-title {
  display: flex;
  align-items: baseline;
  gap: 1.5rem;
  padding: 1rem 0;
}

.masthead-title h1 {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--display);
  line-height: 1;
  white-space: nowrap;
}

.masthead-title h1 span { color: var(--accent); }

.masthead-sub {
  font-family: var(--font-body);
  font-size: 1rem;
  font-style: italic;
  color: var(--text-muted);
  line-height: 1.5;
  max-width: 420px;
}

.masthead-categories {
  font-family: var(--font-ui);
  font-size: 0.65rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-muted);
  padding: 0.5rem 0;
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

.dot { color: var(--accent); }

/* ─── Eyebrow ─────────────────────────────────────────────────────── */
.eyebrow {
  font-family: var(--font-ui);
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  display: inline-block;
}

/* ─── Front Page Grid ─────────────────────────────────────────────── */
.front-grid {
  max-width: var(--wide-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.featured-col {
  border-right: 1px solid var(--border);
  padding: 2rem 2.5rem 2rem 2rem;
}

.featured-image {
  width: 100%;
  height: 320px;
  background-size: cover;
  background-position: center;
  margin-bottom: 1.5rem;
}

.featured-content .eyebrow { margin-bottom: 0.75rem; }

.featured-title {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--display);
  margin-bottom: 1rem;
}

.featured-title a { transition: color 0.15s; }
.featured-title a:hover { color: var(--accent); }

.featured-excerpt {
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 1.25rem;
}

.featured-meta {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.entry-date {
  font-family: var(--font-ui);
  font-size: 0.75rem;
  color: var(--text-muted);
  letter-spacing: 0.05em;
}

.read-more {
  font-family: var(--font-ui);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  transition: color 0.15s;
}

.read-more:hover { color: var(--accent-hover); }

/* ─── Secondary Column ────────────────────────────────────────────── */
.secondary-col {
  padding: 2rem 2rem 2rem 2.5rem;
  display: flex;
  flex-direction: column;
}

.secondary-post {
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--border);
}

.secondary-post:first-child { padding-top: 0; }
.secondary-post:last-child { border-bottom: none; }

.secondary-post .eyebrow { margin-bottom: 0.4rem; }

.secondary-post h3 {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--display);
  line-height: 1.35;
  margin-bottom: 0.4rem;
}

.secondary-post h3 a:hover { color: var(--accent); }

.secondary-post .entry-date { display: block; }

/* ─── Signals List ────────────────────────────────────────────────── */
.signals-list {
  max-width: var(--wide-width);
  margin: 0 auto;
  padding: 2.5rem 2rem;
}

.section-label {
  font-family: var(--font-ui);
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.5rem;
}

.signal-entry {
  padding: 1.5rem 0;
  border-top: 1px solid var(--border);
}

.entry-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.5rem;
}

.entry-title-link { display: block; }

.entry-title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--display);
  line-height: 1.3;
  margin-bottom: 0.5rem;
  transition: color 0.15s;
}

.entry-title-link:hover .entry-title { color: var(--accent); }

.entry-excerpt {
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.65;
}

/* ─── No Posts ────────────────────────────────────────────────────── */
.no-posts {
  font-family: var(--font-body);
  font-style: italic;
  color: var(--text-muted);
  padding: 2rem 0;
}

/* ─── Subscribe Section ───────────────────────────────────────────── */
.subscribe-section {
  border-top: 1px solid var(--border);
  margin-top: 2rem;
  padding: 4rem 2rem;
}

.subscribe-inner {
  max-width: 560px;
  margin: 0 auto;
  text-align: center;
}

.subscribe-inner .section-label { margin-bottom: 1rem; }

.subscribe-heading {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 700;
  color: var(--display);
  line-height: 1.2;
  margin-bottom: 0.75rem;
}

.subscribe-sub {
  font-family: var(--font-body);
  font-size: 1rem;
  font-style: italic;
  color: var(--text-muted);
  margin-bottom: 2rem;
}

.subscribe-form {
  display: flex;
  gap: 0;
  border: 1px solid var(--border);
}

.subscribe-input {
  flex: 1;
  background: var(--surface);
  border: none;
  padding: 0.85rem 1rem;
  font-family: var(--font-ui);
  font-size: 0.9rem;
  color: var(--text);
  outline: none;
}

.subscribe-input::placeholder { color: var(--text-muted); }

.subscribe-btn {
  background: var(--accent);
  color: var(--bg);
  border: none;
  padding: 0.85rem 1.5rem;
  font-family: var(--font-ui);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background 0.15s;
  white-space: nowrap;
}

.subscribe-btn:hover { background: var(--accent-hover); }

.subscribe-confirm {
  font-family: var(--font-ui);
  font-size: 0.85rem;
  color: var(--accent);
  margin-top: 1rem;
}

/* ─── Site Footer ─────────────────────────────────────────────────── */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-ui);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--text-muted);
}

/* ─── Responsive ──────────────────────────────────────────────────── */
@media (max-width: 768px) {
  .site-nav { padding: 0 1rem; }
  .nav-links a:not(.nav-subscribe) { display: none; }

  .masthead { padding: 2rem 1rem; }
  .masthead-title { flex-direction: column; gap: 0.5rem; }
  .masthead-sub { max-width: 100%; }

  .front-grid {
    grid-template-columns: 1fr;
  }

  .featured-col { border-right: none; padding: 1.5rem 1rem; }
  .secondary-col { padding: 1.5rem 1rem; border-top: 1px solid var(--border); }

  .signals-list { padding: 1.5rem 1rem; }

  .subscribe-section { padding: 3rem 1rem; }
  .subscribe-form { flex-direction: column; }

  .site-footer { flex-direction: column; gap: 0.5rem; text-align: center; }
}