/* layout.css — structural styles for all encre pages */

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

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--fg);
  -webkit-font-smoothing: antialiased;
  line-height: var(--leading-body, 1.5);
  font-size: var(--text-base, 16px);
}

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

/* === MASTHEAD === */
.masthead { border-bottom: 2px solid var(--fg); padding: 20px 0 0; }
.masthead-inner { max-width: var(--container-max, 1200px); margin: 0 auto; padding: 0 32px; }
.masthead-top {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 12px;
}
.masthead-date {
  font-family: var(--font-mono, var(--font-ui, system-ui));
  font-size: 11px;
  color: var(--muted);
  letter-spacing: 0.03em;
}
.masthead-tagline {
  font-family: var(--font-mono, var(--font-ui, system-ui));
  font-size: 11px;
  color: var(--muted);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.masthead-brand {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 400;
  letter-spacing: var(--tracking-display, -0.03em);
  line-height: 1;
  margin-bottom: 4px;
}
.masthead-brand a { color: var(--accent); }

/* === NAVBAR === */
.navbar { border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.navbar-inner {
  max-width: var(--container-max, 1200px);
  margin: 0 auto;
  padding: 0 32px;
  display: flex;
  align-items: center;
  overflow-x: auto;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}
.navbar-inner::-webkit-scrollbar { display: none; }
.navbar a {
  display: block;
  padding: 10px 16px;
  font-family: var(--font-mono, var(--font-ui, system-ui));
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--fg-2);
  white-space: nowrap;
  transition: color 0.15s;
}
.navbar a:first-child { padding-left: 0; }
.navbar a:hover { color: var(--accent); }
.navbar .nav-search,
.navbar .theme-toggle,
.navbar .theme-selector {
  background: none;
  border: none;
  font-size: 13px;
  color: var(--muted);
  cursor: pointer;
  padding: 10px 8px;
  white-space: nowrap;
}
.navbar .nav-search:hover,
.navbar .theme-toggle:hover,
.navbar .theme-selector:hover { color: var(--accent); }
.navbar .nav-search { margin-left: auto; }

/* Nav dropdown */
.nav-dropdown { position: relative; }
.nav-dropdown-trigger {
  padding: 10px 16px;
  font-family: var(--font-mono, var(--font-ui, system-ui));
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--fg-2);
  white-space: nowrap;
  background: none;
  border: none;
  cursor: pointer;
  transition: color 0.15s;
}
.nav-dropdown-trigger:hover { color: var(--accent); }
.nav-dropdown-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm, 0);
  padding: 8px 0;
  min-width: 120px;
  box-shadow: 0 4px 16px rgba(0,0,0,0.08);
  z-index: 100;
}
.nav-dropdown.open .nav-dropdown-menu { display: block; }
.nav-dropdown-menu a {
  display: block;
  padding: 8px 16px;
  font-size: 13px;
  color: var(--fg-2);
  white-space: nowrap;
  text-transform: none;
  letter-spacing: 0;
}
.nav-dropdown-menu a:hover { color: var(--accent); background: var(--surface-warm); }

/* === MAIN === */
.main { max-width: var(--container-max, 1200px); margin: 0 auto; padding: 32px; }
.main--narrow { max-width: var(--content-width, 720px); }

/* === FOOTER === */
.site-footer { border-top: 2px solid var(--fg); margin-top: 48px; padding: 24px 32px; }
.site-footer-inner {
  max-width: var(--container-max, 1200px);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.site-footer p {
  font-family: var(--font-mono, var(--font-ui, system-ui));
  font-size: 11px;
  color: var(--muted);
}
.site-footer a {
  font-family: var(--font-mono, var(--font-ui, system-ui));
  font-size: 11px;
  color: var(--muted);
  margin-left: 16px;
}
.site-footer a:hover { color: var(--accent); }

/* === SEARCH OVERLAY === */
.search-overlay { display: none; position: fixed; inset: 0; z-index: 200; background: rgba(0,0,0,0.4); padding: 80px 24px; }
.search-overlay.open { display: block; }
.search-box { max-width: 600px; margin: 0 auto; }
.search-box input {
  width: 100%;
  background: var(--surface);
  border: 2px solid var(--border);
  border-radius: var(--radius-sm, 0);
  color: var(--fg);
  padding: 14px 18px;
  font-family: var(--font-body);
  font-size: 16px;
  outline: none;
}
.search-box input:focus { border-color: var(--accent); }
.search-results { margin-top: 16px; max-height: 60vh; overflow-y: auto; }
.search-results a {
  display: block;
  padding: 12px 16px;
  color: var(--fg);
  text-decoration: none;
  border-bottom: 1px solid var(--border);
  font-size: 14px;
}
.search-results a:hover { background: var(--surface-warm); }
.search-results .score { font-size: 11px; color: var(--muted); float: right; }
.search-close { position: absolute; top: 24px; right: 24px; background: none; border: none; color: var(--muted); font-size: 24px; cursor: pointer; }

/* === TWO COLUMN GRID === */
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 0 40px; }

/* === RESPONSIVE === */
@media (max-width: 768px) {
  .masthead-brand { font-size: 28px; }
  .main { padding: 20px 16px; }
  .masthead-inner { padding: 0 16px; }
  .navbar-inner { padding: 0 16px; }
  .navbar a { padding: 8px 10px; font-size: 12px; }
  .masthead-tagline { display: none; }
  .two-col { grid-template-columns: 1fr; gap: 32px 0; }
  .site-footer-inner { flex-direction: column; gap: 8px; }
}