/* GSIG Editorial — patterns for briefings index + individual articles
   Used by: /briefings, /briefings/* */
@import url('site.css');

/* ── Briefings index ── */

.bf-index-hero {
  background: var(--gsig-navy);
  color: var(--gsig-bone);
  padding: 96px 0 64px;
  position: relative;
  overflow: hidden;
}
.bf-index-hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(135deg,
    rgba(244,240,232,0.03) 0 1px, transparent 1px 14px);
  pointer-events: none;
}
.bf-index-hero .wrap { position: relative; z-index: 1; }
.bf-index-hero .eyebrow { color: rgba(244,240,232,0.55); }
.bf-index-hero h1 {
  font-family: var(--gsig-serif);
  font-weight: 300;
  font-size: 64px;
  line-height: 1.04;
  letter-spacing: -0.022em;
  color: var(--gsig-bone);
  margin: 16px 0 0;
  max-width: 880px;
}
.bf-index-hero h1 em { font-style: italic; opacity: 0.72; font-weight: 300; }
.bf-index-hero .lede {
  font-family: var(--gsig-sans);
  font-size: 16px;
  line-height: 1.65;
  color: rgba(244,240,232,0.78);
  margin-top: 32px;
  max-width: 720px;
}
.bf-index-meta {
  display: flex;
  gap: 56px;
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid rgba(244,240,232,0.18);
  font-family: var(--gsig-mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  flex-wrap: wrap;
}
.bf-index-meta .item .label { display: block; opacity: 0.4; margin-bottom: 6px; }
.bf-index-meta .item .val { color: var(--gsig-bone); font-size: 11px; opacity: 0.85; }

/* ── Featured card (hero card on briefings index) ── */

.bf-featured-wrap {
  padding: 56px 0 32px;
  background: var(--gsig-paper);
}
.bf-featured {
  display: block;
  background: var(--gsig-navy);
  color: var(--gsig-bone);
  padding: 64px 56px 56px;
  position: relative;
  overflow: hidden;
  transition: transform 0.25s ease;
  border: 1px solid rgba(244,240,232,0.08);
}
.bf-featured::before {
  content: '';
  position: absolute; inset: 0;
  background-image:
    linear-gradient(to right, rgba(244,240,232,0.04) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(244,240,232,0.04) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
}
.bf-featured > * { position: relative; z-index: 1; }
.bf-featured:hover { transform: translateY(-2px); }
.bf-featured .featured-tag {
  font-family: var(--gsig-mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gsig-bone);
  opacity: 0.55;
}
.bf-featured h2 {
  font-family: var(--gsig-serif);
  font-weight: 300;
  font-size: 48px;
  line-height: 1.04;
  letter-spacing: -0.022em;
  margin: 24px 0 28px;
  max-width: 880px;
}
.bf-featured h2 em { font-style: italic; opacity: 0.72; font-weight: 300; }
.bf-featured .lede {
  font-family: var(--gsig-sans);
  font-size: 16px;
  line-height: 1.65;
  color: rgba(244,240,232,0.78);
  max-width: 760px;
  margin: 0 0 32px;
}
.bf-featured .meta {
  display: flex;
  gap: 32px;
  font-family: var(--gsig-mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  opacity: 0.55;
  padding-top: 28px;
  border-top: 1px solid rgba(244,240,232,0.18);
}

/* ── Card grid (2 × 3) ── */

.bf-grid-wrap { padding: 32px 0 96px; background: var(--gsig-paper); }
.bf-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  border-top: 1px solid var(--gsig-steel-200);
  border-left: 1px solid var(--gsig-steel-200);
}
.bf-card {
  background: var(--gsig-paper);
  padding: 40px 36px;
  display: flex;
  flex-direction: column;
  min-height: 280px;
  border-right: 1px solid var(--gsig-steel-200);
  border-bottom: 1px solid var(--gsig-steel-200);
  transition: background 0.2s ease;
}
.bf-card:hover {
  background: var(--gsig-bone);
}
.bf-card .card-eyebrow {
  display: flex;
  justify-content: space-between;
  font-family: var(--gsig-mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gsig-steel-500);
  margin-bottom: 24px;
}
.bf-card h3 {
  font-family: var(--gsig-serif);
  font-size: 22px;
  font-weight: 400;
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--gsig-ink);
  margin: 0 0 16px;
}
.bf-card .card-lede {
  font-family: var(--gsig-sans);
  font-size: 14px;
  line-height: 1.65;
  color: var(--gsig-steel-700);
  margin: 0 0 24px;
  flex: 1;
}
.bf-card .card-foot {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 20px;
  border-top: 1px solid var(--gsig-steel-200);
  font-family: var(--gsig-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gsig-steel-500);
}
.bf-card .card-foot .ref { color: var(--gsig-steel-400); }

/* ── Article page hero ── */

.bf-article-hero {
  background: var(--gsig-navy);
  color: var(--gsig-bone);
  padding: 88px 0 80px;
  position: relative;
  overflow: hidden;
}
.bf-article-hero::after {
  content: '';
  position: absolute; inset: 0;
  background-image: repeating-linear-gradient(135deg,
    rgba(244,240,232,0.03) 0 1px, transparent 1px 14px);
  pointer-events: none;
}
.bf-article-hero .wrap { position: relative; z-index: 1; }
.bf-article-hero .crumb {
  font-family: var(--gsig-mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: rgba(244,240,232,0.55);
  margin-bottom: 48px;
}
.bf-article-hero .crumb a:hover { color: var(--gsig-bone); }
.bf-article-hero .crumb .sep { margin: 0 12px; opacity: 0.4; }

.bf-article-hero .meta {
  display: flex;
  gap: 32px;
  font-family: var(--gsig-mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: rgba(244,240,232,0.55);
  margin-bottom: 32px;
  flex-wrap: wrap;
}

.bf-article-hero h1 {
  font-family: var(--gsig-serif);
  font-weight: 300;
  font-size: 56px;
  line-height: 1.04;
  letter-spacing: -0.022em;
  margin: 0 0 32px;
  max-width: 960px;
  color: var(--gsig-bone);
}
.bf-article-hero h1 em { font-style: italic; opacity: 0.72; font-weight: 300; }
.bf-article-hero .lede {
  font-family: var(--gsig-serif);
  font-style: italic;
  font-weight: 300;
  font-size: 22px;
  line-height: 1.5;
  color: rgba(244,240,232,0.85);
  max-width: 780px;
}

/* ── Article body ── */

.bf-article-body {
  padding: 80px 0 96px;
  background: var(--gsig-paper);
}
.bf-article-body .body-inner {
  max-width: 720px;
  margin: 0 auto;
  font-family: var(--gsig-serif);
  font-size: 18px;
  line-height: 1.7;
  color: var(--gsig-steel-900);
}
.bf-article-body p { margin: 0 0 24px; text-wrap: pretty; }
.bf-article-body strong { color: var(--gsig-ink); font-weight: 500; }
.bf-article-body em { font-style: italic; color: var(--gsig-ink); }

.bf-article-body h2 {
  font-family: var(--gsig-serif);
  font-size: 30px;
  font-weight: 400;
  letter-spacing: -0.012em;
  color: var(--gsig-ink);
  margin: 64px 0 28px;
  padding-top: 28px;
  border-top: 1px solid var(--gsig-steel-200);
  line-height: 1.15;
}
.bf-article-body h2:first-child { border-top: 0; padding-top: 0; margin-top: 0; }

.bf-article-body h3 {
  font-family: var(--gsig-sans);
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 0.01em;
  color: var(--gsig-ink);
  margin: 36px 0 14px;
  text-transform: none;
}

.bf-article-body ul,
.bf-article-body ol {
  margin: 0 0 28px;
  padding-left: 22px;
}
.bf-article-body li {
  margin: 0 0 12px;
}

.bf-article-body blockquote {
  margin: 40px 0;
  padding: 4px 0 4px 24px;
  border-left: 2px solid var(--gsig-navy);
  font-family: var(--gsig-serif);
  font-style: italic;
  font-weight: 400;
  font-size: 20px;
  line-height: 1.55;
  color: var(--gsig-steel-700);
}
.bf-article-body blockquote em {
  display: block;
  margin-top: 16px;
  font-size: 10px;
  font-style: normal;
  font-family: var(--gsig-mono);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gsig-steel-500);
}

.bf-callout {
  background: var(--gsig-paper-cool);
  border-left: 2px solid var(--gsig-navy);
  padding: 28px 32px;
  margin: 40px 0;
  font-family: var(--gsig-sans);
  font-size: 15px;
  line-height: 1.65;
  color: var(--gsig-steel-700);
}
.bf-callout strong {
  display: block;
  font-family: var(--gsig-mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  font-weight: 500;
  color: var(--gsig-navy);
  margin-bottom: 10px;
}

.bf-article-body hr {
  border: 0;
  height: 1px;
  background: var(--gsig-steel-200);
  margin: 48px 0;
}

.bf-article-footer {
  font-family: var(--gsig-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gsig-steel-500);
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 32px;
  border-top: 1px solid var(--gsig-steel-200);
  margin-top: 56px;
}
.bf-article-footer a:hover { color: var(--gsig-ink); }

/* ── Responsive ── */

@media (max-width: 900px) {
  .bf-index-hero { padding: 64px 0 48px; }
  .bf-index-hero h1 { font-size: 44px; }

  .bf-featured-wrap, .bf-grid-wrap { padding: 32px 0 48px; }
  .bf-featured { padding: 40px 28px; }
  .bf-featured h2 { font-size: 32px; }

  .bf-grid { grid-template-columns: 1fr; }
  .bf-card { padding: 28px 24px; min-height: auto; }

  .bf-article-hero { padding: 56px 0 56px; }
  .bf-article-hero h1 { font-size: 36px; }
  .bf-article-hero .lede { font-size: 18px; }

  .bf-article-body { padding: 56px 0 72px; }
  .bf-article-body .body-inner { font-size: 17px; }
  .bf-article-body h2 { font-size: 24px; }
}