/* ============================================================
   LDW.BUILD — Shared Stylesheet
   Consolidates duplicated CSS from inline <style> blocks
   across index.html, speaking.html, books.html, articles.html,
   content-hub.html, media.html, and vantage.html.
   ============================================================ */

/* ── DESIGN TOKENS ── */
:root {
  --obsidian:      #0D0D0D;
  --warm-black:    #1A1714;
  --copper:        #C17F59;
  --copper-light:  #D4956A;
  --signal:        #00E676;
  --off-white:     #F2F0EB;
  --concrete:      #8A8A8A;

  /* AENA book palette */
  --aena-cyan:     #1FAABD;
  --aena-red:      #E23636;
  --aena-yellow:   #F5C518;
  --aena-teal:     #0A6E7C;

  /* Transparency helpers */
  --glass-bg:      rgba(13, 13, 13, 0.92);
  --glass-border:  rgba(242, 240, 235, 0.04);
  --copper-muted:  rgba(193, 127, 89, 0.12);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'DM Sans', sans-serif;
  font-weight: 300;
  font-size: 15px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* Light pages (homepage) */
body.page-light {
  background: var(--off-white);
  color: var(--obsidian);
}

/* Dark pages (speaking, books, articles, content-hub, media, vantage) */
body.page-dark {
  background: var(--obsidian);
  color: var(--off-white);
}

/* ── NAVIGATION ── */
.site-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 9999;
  padding: 0 48px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--glass-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--glass-border);
  transition: all 0.3s ease;
}

.site-nav-brand {
  display: flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
}

.site-nav-brand svg { display: block; }

.site-nav-name {
  font-family: 'Thunder', sans-serif;
  font-weight: 700;
  font-size: 16px;
  letter-spacing: 1px;
  color: var(--off-white);
}

.site-nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.site-nav-links a {
  font-family: 'Space Mono', monospace;
  font-size: 10px;
  letter-spacing: 3px;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--concrete);
  transition: color 0.3s ease;
}

.site-nav-links a:hover { color: var(--off-white); }
.site-nav-links a.active { color: var(--copper); }

/* Nav CTA button (e.g., "Work With Me") */
.nav-cta {
  background: var(--copper) !important;
  color: var(--obsidian) !important;
  padding: 8px 18px;
  font-weight: 700 !important;
  transition: background 0.3s ease !important;
}
.nav-cta:hover { background: var(--copper-light) !important; }

/* Mobile menu toggle */
.site-nav-btn {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 11px;
  min-height: 44px;
  min-width: 44px;
}

.site-nav-btn span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--off-white);
  margin: 5px 0;
  transition: all 0.3s ease;
}

/* ── BUTTONS ── */
.btn-primary {
  display: inline-block;
  background: var(--copper);
  color: var(--obsidian);
  font-family: 'Space Mono', monospace;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  text-decoration: none;
  padding: 16px 36px;
  border: none;
  cursor: pointer;
  transition: background 0.3s ease;
}
.btn-primary:hover { background: var(--copper-light); }

.btn-secondary {
  display: inline-block;
  background: none;
  color: var(--off-white);
  font-family: 'Space Mono', monospace;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  text-decoration: none;
  padding: 16px 36px;
  border: 1px solid rgba(242, 240, 235, 0.15);
  cursor: pointer;
  transition: all 0.3s ease;
}
.btn-secondary:hover {
  border-color: var(--copper);
  color: var(--copper);
}

/* ── SECTION EYEBROW ── */
.section-eyebrow {
  font-family: 'Space Mono', monospace;
  font-size: 10px;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--copper);
  margin-bottom: 18px;
  display: flex;
  align-items: center;
  gap: 12px;
}
.section-eyebrow::before {
  content: '';
  width: 28px;
  height: 1px;
  background: var(--copper);
}

/* ── NEWSLETTER CTA BAND ── */
.newsletter-band {
  border-top: 1px solid rgba(242, 240, 235, 0.06);
  padding: 72px 60px;
  background: var(--warm-black);
}

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

.newsletter-label {
  font-family: 'Space Mono', monospace;
  font-size: 9px;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--copper);
  margin-bottom: 16px;
}

.newsletter-title {
  font-family: 'Thunder', sans-serif;
  font-weight: 700;
  font-size: 48px;
  letter-spacing: 3px;
  margin-bottom: 16px;
}

.newsletter-desc {
  font-size: 14px;
  color: var(--concrete);
  line-height: 1.7;
  margin-bottom: 28px;
}

.newsletter-form {
  display: flex;
  gap: 8px;
  max-width: 420px;
  margin: 0 auto;
}

.newsletter-input {
  flex: 1;
  background: rgba(242, 240, 235, 0.05);
  border: 1px solid rgba(242, 240, 235, 0.1);
  padding: 13px 16px;
  font-family: 'DM Sans', sans-serif;
  font-size: 14px;
  color: var(--off-white);
  outline: none;
  transition: border-color 0.3s;
}
.newsletter-input:focus { border-color: var(--copper); }
.newsletter-input::placeholder { color: var(--concrete); }

.newsletter-btn {
  background: var(--copper);
  color: var(--obsidian);
  font-family: 'Space Mono', monospace;
  font-size: 9px;
  letter-spacing: 2px;
  text-transform: uppercase;
  padding: 13px 20px;
  border: none;
  cursor: pointer;
  font-weight: 700;
  transition: background 0.3s;
  white-space: nowrap;
}
.newsletter-btn:hover { background: var(--copper-light); }

/* ── FOOTER ── */
footer {
  background: var(--warm-black);
  border-top: 1px solid var(--glass-border);
  padding: 48px 60px 32px;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-brand {
  font-family: 'Thunder', sans-serif;
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 1px;
  color: rgba(242, 240, 235, 0.2);
}

.footer-legal {
  font-family: 'Space Mono', monospace;
  font-size: 9px;
  letter-spacing: 2px;
  color: rgba(242, 240, 235, 0.15);
}

/* ── PAGE SHELL ── */
.page {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 48px;
}

/* ── CONTENT CARDS (shared by content-hub, articles) ── */
.content-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 20px;
}

.content-card {
  background: var(--warm-black);
  border: 1px solid rgba(193, 127, 89, 0.1);
  padding: 28px 24px;
  text-decoration: none;
  display: block;
  transition: border-color 0.25s;
}
.content-card:hover { border-color: var(--copper); }

.card-type {
  font-family: 'Space Mono', monospace;
  font-size: 8px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--copper);
  margin-bottom: 12px;
}

.card-title {
  font-family: 'DM Sans', sans-serif;
  font-weight: 700;
  font-size: 16px;
  color: var(--off-white);
  margin-bottom: 10px;
  line-height: 1.4;
}

.card-desc {
  font-size: 13px;
  color: var(--concrete);
  line-height: 1.65;
  margin-bottom: 16px;
}

.card-date {
  font-family: 'Space Mono', monospace;
  font-size: 9px;
  color: rgba(242, 240, 235, 0.25);
  letter-spacing: 1px;
}

.card-arrow {
  font-size: 12px;
  color: var(--copper);
  float: right;
  transition: transform 0.2s;
}
.content-card:hover .card-arrow { transform: translateX(4px); }

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
  .site-nav { padding: 0 24px; }

  .site-nav-links {
    display: none;
    position: fixed;
    top: 64px;
    left: 0; right: 0;
    background: rgba(13, 13, 13, 0.96);
    flex-direction: column;
    padding: 24px;
    gap: 20px;
  }
  .site-nav-links.open { display: flex; }
  .site-nav-btn { display: block; }

  .page { padding: 0 24px; }

  .newsletter-band { padding: 48px 24px; }
  .newsletter-form { flex-direction: column; }

  footer { padding: 36px 24px 24px; }
  .footer-bottom { flex-direction: column; text-align: center; }
}