/* =========================================================================
   The Geopolitical Intelligence Lab — screen.css
   Editorial-intelligence theme. Navy ink, steel grid, orange reticle accent.
   Brand tokens live in :root — retune the whole site from here.
   ========================================================================= */

:root {
  /* Brand palette (from GIL identity) */
  --gil-ink:        #0A1A2C;   /* deepest navy — dark page sections */
  --gil-navy:       #102841;   /* masthead / footer */
  --gil-navy-2:     #16344F;   /* raised navy surfaces */
  --gil-steel:      #6E8CA8;   /* grid / secondary */
  --gil-steel-deep: #2C445F;   /* deep steel */
  --gil-accent:     #E8772E;   /* crosshair orange */
  --gil-accent-2:   #F2914A;   /* hover orange */

  /* Reading surface (light, long-form) */
  --gil-paper:    #F4F6F9;
  --gil-surface:  #FFFFFF;
  --gil-text:     #14283D;
  --gil-text-2:   #51647A;
  --gil-line:     rgba(20, 40, 61, 0.12);

  /* On dark */
  --gil-on-dark:      #E9EEF4;
  --gil-on-dark-dim:  #9CB0C4;
  --gil-line-dark:    rgba(255, 255, 255, 0.13);

  /* Type */
  --font-display: "Archivo", "Helvetica Neue", sans-serif;
  --font-body:    "Newsreader", Georgia, "Times New Roman", serif;
  --font-mono:    "IBM Plex Mono", ui-monospace, "SFMono-Regular", monospace;

  /* Scale */
  --wrap: 1180px;
  --measure: 720px;
  --radius: 4px;
}

/* ----------------------------------------------------------------- reset */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1.125rem;
  line-height: 1.65;
  color: var(--gil-text);
  background: var(--gil-paper);
  font-optical-sizing: auto;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
hr { border: 0; border-top: 1px solid var(--gil-line); margin: 2.5rem 0; }

.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 1.5rem; }

/* eyebrow / mono labels — the intelligence-terminal signal */
.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gil-accent);
}
.eyebrow--muted { color: var(--gil-text-2); }
.eyebrow--ondark { color: var(--gil-steel); }

/* buttons */
.btn {
  display: inline-flex; align-items: center; gap: 0.5em;
  font-family: var(--font-mono);
  font-size: 0.78rem; font-weight: 600; letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.7em 1.25em; border-radius: var(--radius);
  border: 1px solid transparent; cursor: pointer;
  transition: background .18s ease, color .18s ease, border-color .18s ease, transform .18s ease;
}
.btn-accent { background: var(--gil-accent); color: #fff; }
.btn-accent:hover { background: var(--gil-accent-2); transform: translateY(-1px); }
.btn-ghost { border-color: var(--gil-line-dark); color: var(--gil-on-dark); }
.btn-ghost:hover { border-color: var(--gil-accent); color: #fff; }
.btn-outline { border-color: var(--gil-text); color: var(--gil-text); }
.btn-outline:hover { background: var(--gil-text); color: #fff; }

/* ============================================================== masthead */
.masthead {
  background: var(--gil-navy);
  color: var(--gil-on-dark);
  border-bottom: 1px solid var(--gil-line-dark);
  position: sticky; top: 0; z-index: 50;
}
.masthead-inner {
  display: flex; align-items: center; gap: 1.5rem;
  min-height: 72px; padding-top: .5rem; padding-bottom: .5rem;
}
.masthead-brand { display: flex; align-items: center; gap: 0.7rem; color: var(--gil-on-dark); }
.masthead-brand .gil-mark { color: var(--gil-on-dark); flex: none; }
.masthead-logo { max-height: 38px; width: auto; }
.masthead-title {
  font-family: var(--font-display); font-weight: 800;
  font-size: 1.02rem; letter-spacing: 0.02em; line-height: 1.05;
  text-transform: uppercase; max-width: 16ch;
}
.masthead-nav { display: flex; align-items: center; gap: 1.4rem; margin-left: auto; }
.nav-links { display: flex; align-items: center; gap: 1.4rem; }
.nav-links a {
  font-family: var(--font-mono); font-size: 0.78rem; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--gil-on-dark-dim);
  padding: 0.4em 0; border-bottom: 1.5px solid transparent;
  transition: color .15s ease, border-color .15s ease;
}
.nav-links a:hover { color: #fff; border-color: var(--gil-accent); }
.masthead-actions { display: flex; align-items: center; gap: 1rem; }
.masthead-link {
  font-family: var(--font-mono); font-size: 0.78rem; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--gil-on-dark-dim);
}
.masthead-link:hover { color: #fff; }
.nav-toggle {
  display: none; background: none; border: 1px solid var(--gil-line-dark);
  border-radius: var(--radius); color: var(--gil-on-dark);
  width: 40px; height: 38px; cursor: pointer; padding: 0;
}
.nav-toggle svg { margin: auto; }

/* =================================================================== hero */
.hero {
  position: relative; overflow: hidden;
  background: var(--gil-ink); color: var(--gil-on-dark);
  border-bottom: 1px solid var(--gil-line-dark);
}
.hero::before { /* lat-long grid */
  content: ""; position: absolute; inset: 0; opacity: 0.5;
  background-image:
    linear-gradient(var(--gil-line-dark) 1px, transparent 1px),
    linear-gradient(90deg, var(--gil-line-dark) 1px, transparent 1px);
  background-size: 54px 54px; mask-image: radial-gradient(120% 90% at 60% 30%, #000 35%, transparent 80%);
}
.hero::after { /* center glow echoing the banner */
  content: ""; position: absolute; top: -30%; left: 52%; width: 60vw; height: 120%;
  transform: translateX(-50%);
  background: radial-gradient(closest-side, rgba(110,140,168,0.22), transparent 70%);
  pointer-events: none;
}
.hero-inner { position: relative; z-index: 1; padding: 4.5rem 0 4rem; max-width: 760px; }
.hero h1 {
  font-family: var(--font-display); font-weight: 800;
  font-size: clamp(2.1rem, 5vw, 3.4rem); line-height: 1.02;
  letter-spacing: -0.01em; margin: 1rem 0 0; color: #fff; text-transform: uppercase;
}
.hero p {
  font-size: 1.2rem; color: var(--gil-on-dark-dim); margin: 1.1rem 0 0; max-width: 56ch;
}

/* ============================================================ post feed */
.section-head {
  display: flex; align-items: baseline; justify-content: space-between;
  gap: 1rem; padding: 2.6rem 0 1.4rem; border-bottom: 2px solid var(--gil-text);
  margin-bottom: 2rem;
}
.section-head h2 {
  font-family: var(--font-display); font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.01em; font-size: 1.05rem; margin: 0;
}

/* lead story */
.lead {
  display: grid; grid-template-columns: 1.15fr 1fr; gap: 2.5rem; align-items: center;
  padding-bottom: 2.5rem; margin-bottom: 2.5rem; border-bottom: 1px solid var(--gil-line);
}
.lead-media { position: relative; aspect-ratio: 16/10; overflow: hidden; border-radius: var(--radius); background: var(--gil-navy); }
.lead-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.lead:hover .lead-media img { transform: scale(1.03); }
.lead-title {
  font-family: var(--font-display); font-weight: 700; letter-spacing: -0.01em;
  font-size: clamp(1.7rem, 3vw, 2.3rem); line-height: 1.08; margin: 0.7rem 0 0.8rem;
}
.lead-title a:hover { color: var(--gil-accent); }
.lead-excerpt { color: var(--gil-text-2); font-size: 1.12rem; margin: 0; }

/* grid of cards */
.feed { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2.2rem 2rem; }
.card {
  display: flex; flex-direction: column;
  padding-top: 1.3rem; border-top: 1px solid var(--gil-line);
}
.card-meta { display: flex; gap: 0.6rem; align-items: center; margin-bottom: 0.6rem; }
.card-dot { width: 4px; height: 4px; border-radius: 50%; background: var(--gil-steel); }
.card-time { font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.08em; color: var(--gil-text-2); text-transform: uppercase; }
.card-title {
  font-family: var(--font-display); font-weight: 600; letter-spacing: -0.005em;
  font-size: 1.28rem; line-height: 1.18; margin: 0 0 0.55rem;
}
.card-title a { background-image: linear-gradient(var(--gil-accent), var(--gil-accent)); background-size: 0 2px; background-repeat: no-repeat; background-position: 0 100%; transition: background-size .25s ease; }
.card-title a:hover { background-size: 100% 2px; }
.card-excerpt { color: var(--gil-text-2); font-size: 1rem; line-height: 1.55; margin: 0; }
.card-tier { margin-top: 0.7rem; }
.tier-tag {
  display: inline-flex; align-items: center; gap: 0.4em;
  font-family: var(--font-mono); font-size: 0.66rem; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--gil-accent); border: 1px solid currentColor; border-radius: 2px; padding: 0.2em 0.55em;
}

/* staggered reveal */
.reveal { opacity: 0; transform: translateY(14px); }
.reveal.is-in { opacity: 1; transform: none; transition: opacity .6s ease, transform .6s ease; }

/* pagination */
.pagination { display: flex; justify-content: center; gap: 1.5rem; align-items: center; padding: 3rem 0; font-family: var(--font-mono); font-size: 0.8rem; letter-spacing: 0.08em; text-transform: uppercase; }
.pagination a { color: var(--gil-accent); }
.pagination .page-number { color: var(--gil-text-2); }

/* ============================================================ article */
.article { background: var(--gil-surface); }
.article-header { padding: 3.5rem 0 2rem; text-align: center; }
.article-header .eyebrow { justify-content: center; }
.article-title {
  font-family: var(--font-display); font-weight: 800; letter-spacing: -0.015em;
  font-size: clamp(2rem, 4.4vw, 3rem); line-height: 1.04; margin: 0.8rem auto 0; max-width: 18ch;
}
.article-excerpt { font-size: 1.3rem; line-height: 1.45; color: var(--gil-text-2); max-width: 60ch; margin: 1.1rem auto 0; }
.article-byline {
  display: flex; gap: 0.6rem; justify-content: center; align-items: center; flex-wrap: wrap;
  margin-top: 1.6rem; font-family: var(--font-mono); font-size: 0.75rem; letter-spacing: 0.06em;
  text-transform: uppercase; color: var(--gil-text-2);
}
.article-byline .sep { width: 4px; height: 4px; border-radius: 50%; background: var(--gil-steel); }
.article-feature { max-width: 1100px; margin: 0 auto 2.5rem; }
.article-feature img { width: 100%; border-radius: var(--radius); }

.article-body { max-width: var(--measure); margin: 0 auto; padding-bottom: 3.5rem; font-size: 1.215rem; line-height: 1.75; }
.article-body > * + * { margin-top: 1.5rem; }
.article-body h2 { font-family: var(--font-display); font-weight: 700; font-size: 1.7rem; line-height: 1.15; letter-spacing: -0.01em; margin-top: 2.6rem; }
.article-body h3 { font-family: var(--font-display); font-weight: 600; font-size: 1.32rem; margin-top: 2rem; }
.article-body a { color: var(--gil-accent); text-decoration: underline; text-underline-offset: 3px; text-decoration-thickness: 1px; }
.article-body a:hover { color: var(--gil-accent-2); }
.article-body blockquote {
  margin: 2rem 0; padding: 0.3rem 0 0.3rem 1.6rem; border-left: 3px solid var(--gil-accent);
  font-style: italic; color: var(--gil-text); font-size: 1.28rem;
}
.article-body figure { margin: 2.4rem 0; }
.article-body figcaption { font-family: var(--font-mono); font-size: 0.74rem; letter-spacing: 0.04em; color: var(--gil-text-2); text-align: center; margin-top: 0.7rem; }
.article-body img { border-radius: var(--radius); }
.article-body code { font-family: var(--font-mono); font-size: 0.86em; background: var(--gil-paper); padding: 0.12em 0.4em; border-radius: 3px; }
.article-body pre { background: var(--gil-ink); color: var(--gil-on-dark); padding: 1.2rem 1.4rem; border-radius: var(--radius); overflow-x: auto; font-family: var(--font-mono); font-size: 0.92rem; line-height: 1.5; }
.article-body pre code { background: none; padding: 0; }
.article-body hr { border-top: 1px solid var(--gil-line); }

/* gh-content compatibility (Koenig editor cards) */
.kg-width-wide { max-width: 1040px; margin-inline: calc(50% - 50vw); margin-inline: auto; }
.kg-width-full img { border-radius: 0; }
.kg-card { margin-top: 1.8rem; }

/* ============================================================ cta band */
.cta {
  position: relative; overflow: hidden; background: var(--gil-navy); color: var(--gil-on-dark);
  border-radius: var(--radius); padding: 3rem 2rem; text-align: center; margin: 3rem auto;
}
.cta::before {
  content: ""; position: absolute; inset: 0; opacity: 0.6;
  background-image: linear-gradient(var(--gil-line-dark) 1px, transparent 1px), linear-gradient(90deg, var(--gil-line-dark) 1px, transparent 1px);
  background-size: 40px 40px; mask-image: radial-gradient(100% 100% at 50% 0%, #000, transparent 75%);
}
.cta > * { position: relative; z-index: 1; }
.cta h2 { font-family: var(--font-display); font-weight: 800; text-transform: uppercase; font-size: clamp(1.5rem, 3vw, 2.1rem); line-height: 1.05; margin: 0.8rem 0 0; color: #fff; }
.cta p { color: var(--gil-on-dark-dim); margin: 0.9rem auto 1.6rem; max-width: 52ch; font-size: 1.1rem; }
.article .cta { max-width: var(--measure); }

/* ============================================================== footer */
.footer { background: var(--gil-ink); color: var(--gil-on-dark-dim); border-top: 1px solid var(--gil-line-dark); margin-top: 4rem; }
.footer-inner { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 2.5rem; padding: 3.5rem 0 2rem; }
.footer-brand .gil-mark { color: var(--gil-on-dark); }
.footer-brand .masthead-title { color: #fff; display: block; margin-top: 0.8rem; }
.footer-brand p { margin: 0.7rem 0 0; font-size: 0.98rem; max-width: 36ch; }
.footer-col h4 { font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--gil-steel); margin: 0 0 1rem; }
.footer-col a { display: block; padding: 0.32rem 0; font-family: var(--font-mono); font-size: 0.82rem; letter-spacing: 0.04em; text-transform: uppercase; color: var(--gil-on-dark-dim); }
.footer-col a:hover { color: #fff; }
.footer-bottom { border-top: 1px solid var(--gil-line-dark); padding: 1.4rem 0 2.4rem; display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap; font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.06em; color: var(--gil-steel); text-transform: uppercase; }

/* error page */
.error-wrap { text-align: center; padding: 7rem 1.5rem; }
.error-code { font-family: var(--font-display); font-weight: 800; font-size: 6rem; color: var(--gil-navy); line-height: 1; }

/* ========================================================= responsive */
@media (max-width: 980px) {
  .lead { grid-template-columns: 1fr; gap: 1.4rem; }
  .lead-media { order: -1; }
  .feed { grid-template-columns: repeat(2, 1fr); }
  .footer-inner { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 680px) {
  body { font-size: 1.06rem; }
  .nav-links, .masthead-actions .masthead-link { display: none; }
  .nav-toggle { display: flex; }
  .masthead-nav { margin-left: auto; gap: 0.8rem; }
  .masthead.is-open .nav-links {
    display: flex; flex-direction: column; gap: 0; position: absolute; top: 100%; left: 0; right: 0;
    background: var(--gil-navy); border-bottom: 1px solid var(--gil-line-dark); padding: 0.5rem 1.5rem 1rem;
  }
  .masthead.is-open .nav-links a { padding: 0.7rem 0; border-bottom: 1px solid var(--gil-line-dark); }
  .feed { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; gap: 2rem; }
  .hero-inner { padding: 3rem 0 2.6rem; }
}
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; }
  * { scroll-behavior: auto; }
}