/* ════════════════════════════════════════════════════════════════════════════
   LAYOUT.CSS - Site Structure, Grid, Header, Footer
   RealSEOLife.com - Content Lab
   rsl-design v2: Dark Library header/footer, Cream Editorial body
   ════════════════════════════════════════════════════════════════════════════ */

/* ── Site shell ───────────────────────────────────────────────────────────── */
.site-wrapper {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.site-main {
  flex: 1;
}

/* ── Page layout - two-column content + sidebar ───────────────────────────── */
.page-layout {
  display: grid;
  grid-template-columns: 1fr var(--sidebar-width);
  grid-template-areas: "content sidebar";
  gap: var(--content-gap);
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-12) var(--space-6);
}

.page-content { grid-area: content; min-width: 0; }
.page-sidebar  { grid-area: sidebar; min-width: 0; }

/* Full-width layout (no sidebar) */
.page-layout--full {
  grid-template-columns: 1fr;
  grid-template-areas: "content";
  max-width: 860px;
}

/* ── Header ───────────────────────────────────────────────────────────────── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-height);
  background: var(--dark-bg);
  border-bottom: 1px solid var(--dark-border);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-6);
  height: 100%;
  gap: var(--space-8);
}

/* Brand */
.site-header__brand {
  display: flex;
  flex-direction: column;
  text-decoration: none;
  flex-shrink: 0;
  gap: 2px;
}

.site-header__brand-name {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: var(--weight-bold);
  color: var(--dark-text);
  letter-spacing: -0.01em;
  line-height: 1;
}

/* 'Life' in logo: italics, cream, extra-light */
.site-header__brand-life {
  font-style: italic;
  color: #D4B896;
  font-weight: 100;
  letter-spacing: 0.01em;
  font-family: var(--font-serif) !important;
}

.site-header__brand-sub {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: var(--weight-medium);
  color: var(--gold-primary);
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

/* Primary nav */
.site-nav {
  display: flex;
  align-items: center;
  gap: 0;
  flex: 1;
}

.site-nav__link {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: var(--weight-medium);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--dark-text);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  text-decoration: none;
  transition: color var(--transition-fast), background var(--transition-fast);
}


.site-nav__link:hover,
.site-nav__link--active {
  color: var(--dark-text);
  background: rgba(240, 234, 214, 0.06);
}

/* Nav item wrapper (dropdown parent) */
.site-nav__item { position: relative; }

.site-nav__item--has-dropdown > .site-nav__link {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.site-nav__chevron {
  flex-shrink: 0;
  transition: transform 0.2s ease;
  opacity: 0.6;
}

.site-nav__item--has-dropdown:hover .site-nav__chevron {
  transform: rotate(180deg);
  opacity: 1;
}

/* Dropdown */
.site-nav__dropdown {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 200px;
  background: var(--dark-surface);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius-md);
  padding: var(--space-3) 0 var(--space-2);
  box-shadow: 0 8px 24px rgba(0,0,0,0.5);
  z-index: 100;
}

.site-nav__item--has-dropdown:hover .site-nav__dropdown,
.site-nav__item--has-dropdown:focus-within .site-nav__dropdown {
  display: block;
}

.site-nav__item--dropdown-right .site-nav__dropdown {
  left: 50%;
  transform: translateX(-50%);
}

.site-nav__dropdown-link {
  display: block;
  padding: var(--space-2) var(--space-4);
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: var(--weight-medium);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--dark-text-muted);
  text-decoration: none;
  white-space: nowrap;
  transition: color 0.15s, background 0.15s;
}

.site-nav__dropdown-link:hover,
.site-nav__dropdown-link--active {
  color: var(--dark-text);
  background: rgba(240, 234, 214, 0.05);
}

.site-nav__dropdown-link--sub {
  padding-left: calc(var(--space-4) + 14px);
  font-size: 14px;
  opacity: 0.75;
}

.site-nav__dropdown-link--sub:hover {
  opacity: 1;
}

/* Header actions */
.site-header__actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-shrink: 0;
}

/* Header CTA button - cream on dark */
.site-header .btn--primary {
  background: var(--dark-text);
  border-color: var(--dark-text);
  color: var(--dark-bg);
  font-size: 10px;
  letter-spacing: 0.14em;
}
.site-header .btn--primary:hover {
  background: var(--gold-primary);
  border-color: var(--gold-primary);
  color: var(--dark-bg);
}

/* ── Footer ───────────────────────────────────────────────────────────────── */
.site-footer {
  background: var(--dark-bg);
  border-top: 1px solid var(--dark-border);
  padding: var(--space-16) var(--space-6) var(--space-8);
  margin-top: var(--space-24);
}

.site-footer__inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.site-footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
  gap: var(--space-10);
  padding-bottom: var(--space-10);
  border-bottom: 1px solid var(--dark-border);
  margin-bottom: var(--space-8);
}

.site-footer__brand-name {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: var(--weight-bold);
  color: var(--dark-text);
  margin-bottom: var(--space-1);
  letter-spacing: -0.01em;
}

.site-footer__brand-tag {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: var(--weight-medium);
  color: var(--gold-primary);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  margin-bottom: var(--space-4);
}

.site-footer__desc {
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: var(--weight-light);
  color: var(--dark-text-muted);
  line-height: var(--leading-relaxed);
  max-width: 320px;
}

.site-footer__col-heading {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: var(--weight-medium);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--dark-text-faint);
  margin-bottom: var(--space-4);
}

.site-footer__links {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.site-footer__links li { margin: 0; }

.site-footer__links a {
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  color: var(--dark-text-muted);
  text-decoration: none;
  transition: color var(--transition-fast);
}
.site-footer__links a:hover { color: var(--dark-text); }

.site-footer__locations li {
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  color: var(--dark-text-muted);
}

.site-footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}

.site-footer__copyright {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--dark-text-faint);
}

.site-footer__bottom .text-xs {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--dark-text-faint);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

/* ── Breadcrumbs ──────────────────────────────────────────────────────────── */
.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-8);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--ink-faint);
}

.breadcrumbs__item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.breadcrumbs__item + .breadcrumbs__item::before {
  content: '/';
  color: var(--ink-ghost);
}

.breadcrumbs__link {
  color: var(--ink-faint);
  text-decoration: none;
  transition: color var(--transition-fast);
}
.breadcrumbs__link:hover { color: var(--ink-muted); }

.breadcrumbs__current {
  color: var(--ink-muted);
  font-weight: var(--weight-medium);
}

/* ── 404 Page ─────────────────────────────────────────────────────────────── */
.page-404__desc {
  margin-top: var(--space-3);
  max-width: 480px;
}

.page-404__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-8);
}

/* ── Mobile nav toggle ────────────────────────────────────────────────────── */
.site-nav-toggle {
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  width: 44px;
  height: 44px;
  padding: 0;
  background: rgba(240, 234, 214, 0.08);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius-md);
  color: var(--dark-text-muted);
  cursor: pointer;
  flex-shrink: 0;
  transition: border-color var(--transition-fast), color var(--transition-fast), background var(--transition-fast);
}

.site-nav-toggle__label {
  font-size: 8px;
  font-weight: 600;
  letter-spacing: 0.08em;
  line-height: 1;
  color: inherit;
}

.site-nav-toggle:hover {
  border-color: rgba(240, 234, 214, 0.3);
  color: var(--dark-text);
  background: rgba(240, 234, 214, 0.12);
}

.site-nav-toggle:focus-visible {
  outline: 2px solid var(--gold-primary);
  outline-offset: 2px;
}

/* ── Responsive ───────────────────────────────────────────────────────────── */
@media (max-width: 900px) {
  .page-layout {
    grid-template-columns: 1fr;
    grid-template-areas:
      "content"
      "sidebar";
    padding: var(--space-8) var(--space-4);
    gap: var(--space-10);
  }
}

@media (max-width: 768px) {
  .site-header__inner {
    padding: 0 var(--space-4);
  }

  .site-nav {
    display: none;
  }

  .site-nav-toggle {
    display: flex;
  }

  .site-footer__grid {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }

  .site-footer__bottom {
    flex-direction: column;
    align-items: flex-start;
  }

  h1 { font-size: var(--text-3xl); }
  h2 { font-size: var(--text-2xl); }
  h3 { font-size: var(--text-xl); }

  /* Mobile nav open state */
  .site-header.is-open .site-nav {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: var(--header-height);
    left: 0;
    right: 0;
    background: var(--dark-surface);
    border-bottom: 1px solid var(--dark-border);
    padding: var(--space-3) var(--space-4) var(--space-5);
    gap: 0;
    z-index: 99;
    max-height: calc(100vh - var(--header-height));
    overflow-y: auto;
  }

  .site-header.is-open .site-nav__link {
    padding: var(--space-3) var(--space-3);
    font-size: 17px;
    border-bottom: 1px solid rgba(240, 234, 214, 0.05);
    border-radius: 0;
  }

  .site-header.is-open .site-nav__link::before { content: "-- "; opacity: 0.35; }
  .site-header.is-open .site-nav__link::after  { content: " --"; opacity: 0.35; }

  .site-header.is-open .site-nav__link:last-child {
    border-bottom: none;
  }

  .site-header.is-open .site-nav__item--has-dropdown {
    display: contents;
  }

  .site-header.is-open .site-nav__dropdown {
    display: block;
    position: static;
    background: transparent;
    border: none;
    border-radius: 0;
    box-shadow: none;
    padding: 0;
    min-width: 0;
    transform: none;
    left: auto;
  }

  .site-header.is-open .site-nav__dropdown-link {
    padding: var(--space-2) var(--space-5);
    font-size: 15px;
    border-bottom: 1px solid rgba(240, 234, 214, 0.04);
    color: var(--dark-text-muted);
    white-space: normal;
    word-wrap: break-word;
  }

  .site-header.is-open .site-nav__chevron {
    display: none;
  }
}

@media (max-width: 480px) {
  .page-layout {
    padding: var(--space-6) var(--space-4);
  }
}