/* =========================================================
   GNEI — Site Styles
   Aesthetic: editorial think-tank meets modern engineering
   Type: Newsreader (serif display) + IBM Plex Sans (UI/body)
   ========================================================= */

@import url('https://fonts.googleapis.com/css2?family=Newsreader:ital,opsz,wght@0,6..72,300;0,6..72,400;0,6..72,500;0,6..72,600;1,6..72,400&family=IBM+Plex+Sans:wght@300;400;500;600&family=IBM+Plex+Mono:wght@400;500&display=swap');

:root {
  /* Palette */
  --ink: #0a1628;          /* deep navy, near-black */
  --ink-soft: #1a2942;
  --ink-muted: #4a5568;
  --paper: #fafaf7;        /* warm off-white */
  --paper-pure: #ffffff;
  --paper-tint: #f3f1ea;   /* slightly warmer, for sections */
  --rule: #d8d4c8;         /* hairlines */
  --rule-soft: #e8e4d8;
  --accent: #b8541f;       /* burnt amber — atomic warmth */
  --accent-soft: #d4a574;
  --text: #1a2942;
  --text-muted: #5a6478;

  /* Type */
  --serif: 'Newsreader', 'Iowan Old Style', Georgia, serif;
  --sans: 'IBM Plex Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --mono: 'IBM Plex Mono', 'SF Mono', Menlo, monospace;

  /* Layout */
  --max-width: 1240px;
  --content-width: 720px;
  --gutter: 2rem;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--text);
  background: var(--paper);
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ===== Typography ===== */
h1, h2, h3, h4 {
  font-family: var(--serif);
  font-weight: 400;
  color: var(--ink);
  letter-spacing: -0.01em;
  line-height: 1.15;
}

.eyebrow {
  font-family: var(--mono);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1rem;
  display: block;
}

a {
  color: var(--ink);
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover { color: var(--accent); }

p { margin-bottom: 1rem; }

::selection { background: var(--ink); color: var(--paper); }

/* ===== Top Nav ===== */
.topbar {
  position: sticky;
  top: 0;
  background: rgba(250, 250, 247, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--rule-soft);
  z-index: 100;
}

.nav {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 1.1rem var(--gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  font-family: var(--serif);
  font-size: 1.15rem;
  font-weight: 500;
  color: var(--ink);
  letter-spacing: -0.005em;
}

.brand-mark {
  width: 28px; height: 28px;
  display: inline-block;
}

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
  font-size: 0.92rem;
  font-weight: 400;
}

.nav-links a {
  color: var(--ink-soft);
  position: relative;
  padding: 0.25rem 0;
}

.nav-links a:hover, .nav-links a.active {
  color: var(--ink);
}

.nav-links a.active::after {
  content: '';
  position: absolute;
  left: 0; right: 0; bottom: -2px;
  height: 1.5px;
  background: var(--accent);
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.55rem 1.1rem;
  border: 1px solid var(--ink);
  color: var(--ink);
  font-size: 0.88rem;
  font-weight: 500;
  border-radius: 2px;
  transition: all 0.2s ease;
}

.nav-cta:hover {
  background: var(--ink);
  color: var(--paper);
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 1.6rem;
  font-family: var(--sans);
  font-size: 0.92rem;
  font-weight: 500;
  border-radius: 2px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.2s ease;
  text-decoration: none;
}

.btn-primary {
  background: var(--ink);
  color: var(--paper);
  border-color: var(--ink);
}
.btn-primary:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--paper);
}

.btn-secondary {
  background: transparent;
  color: var(--ink);
  border-color: var(--ink);
}
.btn-secondary:hover {
  background: var(--ink);
  color: var(--paper);
}

.btn .arrow { transition: transform 0.2s ease; }
.btn:hover .arrow { transform: translateX(3px); }

/* ===== Section base ===== */
.section {
  padding: 6rem var(--gutter);
}

.section-tight { padding: 4rem var(--gutter); }

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

.container-narrow {
  max-width: 820px;
  margin: 0 auto;
}

.section-tint {
  background: var(--paper-tint);
}

.section-dark {
  background: var(--ink);
  color: var(--paper);
}
.section-dark h1, .section-dark h2, .section-dark h3 {
  color: var(--paper);
}
.section-dark .eyebrow {
  color: var(--accent-soft);
}
.section-dark a { color: var(--paper); }

/* ===== Hero ===== */
.hero {
  padding: 7rem var(--gutter) 6rem;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0; right: 0;
  width: 50%; height: 100%;
  background-image:
    radial-gradient(circle at 20% 30%, rgba(184, 84, 31, 0.04) 0%, transparent 40%),
    radial-gradient(circle at 80% 70%, rgba(10, 22, 40, 0.03) 0%, transparent 40%);
  pointer-events: none;
}

.hero-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.hero-meta {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-muted);
  margin-bottom: 2.5rem;
}
.hero-meta .dot {
  width: 6px; height: 6px;
  background: var(--accent);
  border-radius: 50%;
}

.hero h1 {
  font-size: clamp(2.4rem, 5.5vw, 4.4rem);
  line-height: 1.05;
  font-weight: 400;
  max-width: 18ch;
  margin-bottom: 1.8rem;
  letter-spacing: -0.022em;
}

.hero h1 em {
  font-style: italic;
  color: var(--accent);
  font-weight: 400;
}

.hero-sub {
  font-family: var(--serif);
  font-size: 1.3rem;
  line-height: 1.45;
  color: var(--ink-muted);
  max-width: 56ch;
  margin-bottom: 2.5rem;
  font-weight: 300;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

/* ===== Pillar grid ===== */
.pillars {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
}

.pillar {
  padding: 3rem 2rem 3rem 0;
  border-right: 1px solid var(--rule);
  position: relative;
}
.pillar:last-child { border-right: none; padding-right: 0; }
.pillar:not(:first-child) { padding-left: 2rem; }

.pillar-num {
  font-family: var(--mono);
  font-size: 0.78rem;
  color: var(--accent);
  margin-bottom: 1.2rem;
  letter-spacing: 0.1em;
}

.pillar h3 {
  font-size: 1.5rem;
  margin-bottom: 0.8rem;
  font-weight: 500;
}

.pillar p {
  color: var(--ink-muted);
  font-size: 0.95rem;
  line-height: 1.65;
}

/* ===== Section heading ===== */
.section-head {
  margin-bottom: 3.5rem;
  max-width: 780px;
}

.section-head h2 {
  font-size: clamp(1.9rem, 3.5vw, 2.8rem);
  font-weight: 400;
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

.section-head p {
  font-family: var(--serif);
  font-size: 1.15rem;
  color: var(--ink-muted);
  font-weight: 300;
  line-height: 1.5;
}

/* ===== Feature card ===== */
.program-card {
  border: 1px solid var(--rule);
  background: var(--paper-pure);
  padding: 2.5rem;
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 3rem;
  transition: border-color 0.25s ease;
}
.program-card:hover { border-color: var(--ink); }

.program-card .label {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
}

.program-card h3 {
  font-size: 1.8rem;
  margin: 0.6rem 0 0;
  font-weight: 500;
}

.program-card .meta {
  font-family: var(--mono);
  font-size: 0.78rem;
  color: var(--ink-muted);
  margin-top: 1.2rem;
}

.program-card .body p {
  color: var(--ink-muted);
  margin-bottom: 1.2rem;
}

.program-card .body ul {
  list-style: none;
  margin: 1rem 0 1.5rem;
}
.program-card .body li {
  padding: 0.4rem 0;
  border-top: 1px solid var(--rule-soft);
  font-size: 0.92rem;
  color: var(--ink-soft);
  display: flex;
  gap: 0.8rem;
}
.program-card .body li::before {
  content: '→';
  color: var(--accent);
  font-family: var(--mono);
}

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 500;
  border-bottom: 1px solid var(--ink);
  padding-bottom: 2px;
  font-size: 0.95rem;
}
.link-arrow:hover { color: var(--accent); border-color: var(--accent); }

/* ===== Team grid ===== */
.team-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.5rem;
}

.team-card {
  display: flex;
  flex-direction: column;
}

.team-photo {
  width: 100%;
  aspect-ratio: 4/5;
  background: var(--paper-tint);
  margin-bottom: 1.4rem;
  position: relative;
  overflow: hidden;
  filter: grayscale(0.15) contrast(1.02);
}
.team-photo img {
  width: 100%; height: 100%;
  object-fit: cover;
}
.team-photo::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 60%, rgba(10, 22, 40, 0.08));
  pointer-events: none;
}

.team-card .role {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.5rem;
}

.team-card h3 {
  font-size: 1.45rem;
  font-weight: 500;
  margin-bottom: 0.5rem;
}

.team-card .credential {
  font-size: 0.92rem;
  color: var(--ink-muted);
  line-height: 1.5;
}

.team-card.detailed .bio {
  margin-top: 1rem;
  font-size: 0.95rem;
  color: var(--ink-soft);
  line-height: 1.65;
}

.team-card.detailed .bio p {
  margin-bottom: 0.9rem;
}

.team-card.detailed .affiliations {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--rule-soft);
  font-family: var(--mono);
  font-size: 0.78rem;
  color: var(--ink-muted);
  letter-spacing: 0.04em;
}

/* ===== Newsroom preview ===== */
.news-list {
  display: grid;
  grid-template-columns: 1fr;
  border-top: 1px solid var(--rule);
}

.news-item {
  display: grid;
  grid-template-columns: 160px 120px 1fr auto;
  gap: 2rem;
  padding: 1.6rem 0;
  border-bottom: 1px solid var(--rule);
  align-items: baseline;
  transition: padding 0.2s ease;
}
.news-item:hover { padding-left: 1rem; }

.news-date {
  font-family: var(--mono);
  font-size: 0.78rem;
  color: var(--ink-muted);
  letter-spacing: 0.05em;
}

.news-type {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
}

.news-title {
  font-family: var(--serif);
  font-size: 1.15rem;
  font-weight: 400;
  color: var(--ink);
  line-height: 1.35;
}

.news-arrow {
  color: var(--ink-muted);
  font-family: var(--mono);
}

/* ===== Closing CTA ===== */
.split-cta {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-top: 1px solid var(--rule);
}

.split-cta > div {
  padding: 4rem 3rem;
  border-right: 1px solid var(--rule);
}
.split-cta > div:last-child { border-right: none; }

.split-cta h3 {
  font-size: 1.8rem;
  margin-bottom: 1rem;
  font-weight: 400;
}

.split-cta p {
  color: var(--ink-muted);
  margin-bottom: 1.5rem;
  max-width: 40ch;
}

/* ===== Footer ===== */
footer {
  background: var(--ink);
  color: var(--paper);
  padding: 4rem var(--gutter) 2rem;
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer-brand {
  font-family: var(--serif);
  font-size: 1.3rem;
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.7rem;
}

.footer-tag {
  color: rgba(250, 250, 247, 0.55);
  font-size: 0.92rem;
  max-width: 32ch;
  line-height: 1.5;
}

.footer-col h4 {
  font-family: var(--mono);
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--accent-soft);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-bottom: 1.2rem;
}

.footer-col ul {
  list-style: none;
}
.footer-col li {
  margin-bottom: 0.7rem;
  font-size: 0.92rem;
}
.footer-col a {
  color: rgba(250,250,247,0.75);
  transition: color 0.2s ease;
}
.footer-col a:hover { color: var(--paper); }

.footer-bottom {
  max-width: var(--max-width);
  margin: 0 auto;
  padding-top: 2rem;
  display: flex;
  justify-content: space-between;
  font-family: var(--mono);
  font-size: 0.72rem;
  color: rgba(250,250,247,0.45);
  letter-spacing: 0.05em;
}

/* ===== Page header (interior pages) ===== */
.page-header {
  padding: 5rem var(--gutter) 3.5rem;
  border-bottom: 1px solid var(--rule);
}

.page-header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.page-header h1 {
  font-size: clamp(2.2rem, 4.5vw, 3.6rem);
  font-weight: 400;
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
  max-width: 18ch;
}

.page-header .lede {
  font-family: var(--serif);
  font-size: 1.25rem;
  color: var(--ink-muted);
  max-width: 60ch;
  font-weight: 300;
  line-height: 1.5;
}

/* ===== Long-form content ===== */
.prose {
  max-width: var(--content-width);
  margin: 0 auto;
}

.prose h2 {
  font-size: 1.85rem;
  margin: 3rem 0 1rem;
  font-weight: 500;
  letter-spacing: -0.015em;
}

.prose h2:first-child { margin-top: 0; }

.prose h3 {
  font-size: 1.3rem;
  margin: 2rem 0 0.8rem;
  font-weight: 500;
}

.prose p {
  font-family: var(--serif);
  font-size: 1.12rem;
  line-height: 1.7;
  margin-bottom: 1.2rem;
  color: var(--ink-soft);
}

.prose p.first::first-letter {
  font-size: 3.4rem;
  float: left;
  line-height: 0.9;
  padding: 0.3rem 0.5rem 0 0;
  color: var(--accent);
  font-weight: 500;
}

.prose ul, .prose ol {
  margin: 1rem 0 1.5rem 1.5rem;
  font-family: var(--serif);
  font-size: 1.08rem;
  color: var(--ink-soft);
  line-height: 1.7;
}
.prose li { margin-bottom: 0.4rem; }

.prose blockquote {
  border-left: 2px solid var(--accent);
  padding-left: 1.5rem;
  margin: 2rem 0;
  font-family: var(--serif);
  font-style: italic;
  font-size: 1.2rem;
  color: var(--ink);
  line-height: 1.5;
}

.callout {
  background: var(--paper-tint);
  border-left: 3px solid var(--ink);
  padding: 1.8rem 2rem;
  margin: 2rem 0;
}
.callout .label {
  font-family: var(--mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--accent);
  margin-bottom: 0.6rem;
  display: block;
}
.callout p {
  font-family: var(--sans);
  font-size: 0.98rem;
  color: var(--ink-soft);
  margin: 0;
  line-height: 1.6;
}

/* ===== Principles list ===== */
.principles {
  counter-reset: principle;
  list-style: none;
}

.principles li {
  counter-increment: principle;
  padding: 1.5rem 0 1.5rem 4rem;
  border-bottom: 1px solid var(--rule-soft);
  position: relative;
  font-family: var(--serif);
  font-size: 1.15rem;
  color: var(--ink-soft);
  line-height: 1.55;
}

.principles li::before {
  content: counter(principle, decimal-leading-zero);
  position: absolute;
  left: 0; top: 1.6rem;
  font-family: var(--mono);
  font-size: 0.85rem;
  color: var(--accent);
  letter-spacing: 0.05em;
}

.principles li strong {
  color: var(--ink);
  font-weight: 500;
  display: block;
  margin-bottom: 0.3rem;
  font-size: 1.2rem;
}

/* ===== Donation tier ===== */
.tier-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin: 2.5rem 0;
}

.tier {
  border: 1px solid var(--rule);
  padding: 2rem 1.8rem;
  background: var(--paper-pure);
  transition: all 0.25s ease;
}
.tier:hover { border-color: var(--ink); transform: translateY(-2px); }

.tier .amount {
  font-family: var(--serif);
  font-size: 2rem;
  color: var(--ink);
  font-weight: 400;
  display: block;
  margin-bottom: 0.5rem;
}

.tier .label {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1rem;
  display: block;
}

.tier p {
  font-size: 0.92rem;
  color: var(--ink-muted);
  line-height: 1.55;
}

/* ===== Job listing ===== */
.job-card {
  border: 1px solid var(--rule);
  padding: 2.5rem;
  margin-bottom: 1.5rem;
  background: var(--paper-pure);
  transition: border-color 0.2s ease;
}
.job-card:hover { border-color: var(--ink); }

.job-meta {
  display: flex;
  gap: 1.5rem;
  font-family: var(--mono);
  font-size: 0.78rem;
  color: var(--ink-muted);
  letter-spacing: 0.08em;
  margin-bottom: 1rem;
  text-transform: uppercase;
}

.job-card h3 {
  font-size: 1.55rem;
  font-weight: 500;
  margin-bottom: 0.8rem;
}

.job-card p {
  color: var(--ink-muted);
  margin-bottom: 1.2rem;
}

/* ===== Form ===== */
.form-grid {
  display: grid;
  gap: 1.5rem;
  max-width: 580px;
}

.form-row {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form-row label {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-muted);
}

.form-row input,
.form-row textarea,
.form-row select {
  font-family: var(--sans);
  font-size: 1rem;
  padding: 0.85rem 0;
  border: none;
  border-bottom: 1px solid var(--rule);
  background: transparent;
  color: var(--ink);
  border-radius: 0;
  outline: none;
  transition: border-color 0.2s ease;
}
.form-row input:focus,
.form-row textarea:focus,
.form-row select:focus { border-color: var(--ink); }

.form-row textarea { min-height: 140px; resize: vertical; }

/* ===== Page reveal animation ===== */
@keyframes rise {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: translateY(0); }
}
.rise { animation: rise 0.7s ease both; }
.rise-1 { animation-delay: 0.05s; }
.rise-2 { animation-delay: 0.15s; }
.rise-3 { animation-delay: 0.25s; }
.rise-4 { animation-delay: 0.35s; }

/* ===== Responsive ===== */
@media (max-width: 900px) {
  .pillars { grid-template-columns: 1fr; }
  .pillar { border-right: none; border-bottom: 1px solid var(--rule); padding: 2rem 0 !important; }
  .pillar:last-child { border-bottom: none; }
  .team-grid { grid-template-columns: 1fr; gap: 3rem; }
  .program-card { grid-template-columns: 1fr; gap: 1.5rem; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .split-cta { grid-template-columns: 1fr; }
  .split-cta > div { border-right: none; border-bottom: 1px solid var(--rule); }
  .news-item { grid-template-columns: 100px 1fr; }
  .news-item .news-type { display: none; }
  .news-item .news-arrow { display: none; }
  .nav-links { display: none; }
  .tier-grid { grid-template-columns: 1fr; }
  .hero { padding: 4rem var(--gutter) 3rem; }
  .section { padding: 4rem var(--gutter); }
  .footer-bottom { flex-direction: column; gap: 0.5rem; }
}