:root {
  /* ── Palette ── */
  --ink:        #0f0f0f;
  --ink2:       #2a2a2a;
  --ink3:       #4a4a4a;
  --ink4:       #7a7a7a;
  --bg:         #fafaf8;
  --bg2:        #f2f1ef;
  --bg3:        #e8e7e4;
  --border:     #dddcda;

  /* ATTVC brand — deep indigo + gold accent */
  --indigo:     #2d3a8c;
  --indihi:     #3d4fa8;
  --indilo:     #1e2760;
  --gold:       #c8921a;
  --golhi:      #e0a820;
  --gollo:      #a07010;

  /* Semantic */
  --teal:       #1eb898;
  --teahi:      #25d4b0;
  --link:       var(--indigo);
  --linkhi:     var(--indihi);
}

[data-theme="dark"] {
  --ink:        #f0efe9;
  --ink2:       #d4d2ca;
  --ink3:       #a8a69e;
  --ink4:       #6a6860;
  --bg:         #0c0c0a;
  --bg2:        #141412;
  --bg3:        #1e1e1c;
  --border:     #2a2a28;
  --indigo:     #7b8fd4;
  --indihi:     #9aaae0;
  --gold:       #e0a820;
  --golhi:      #f0c040;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'DM Sans', sans-serif;
  font-size: 1rem;
  line-height: 1.75;
  color: var(--ink);
  background: var(--bg);
  transition: background .2s, color .2s;
}

/* ── Typography ── */
h1, h2, h3, h4 {
  font-family: 'Cormorant', serif;
  font-weight: 300;
  line-height: 1.15;
  color: var(--ink);
}

.mono {
  font-family: 'DM Mono', monospace;
  font-size: .75rem;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.kicker {
  font-family: 'DM Mono', monospace;
  font-size: .6rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--gold);
  display: block;
  margin-bottom: 1rem;
}

/* ── Layout ── */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

.section {
  padding: 5rem 0;
}

/* ── Navbar ── */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: 72px;
  display: flex;
  align-items: center;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  transition: background .2s, border-color .2s;
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

/* ── Logo / brand ── */
.nav-brand {
  display: flex;
  align-items: center;
  gap: 0;
  text-decoration: none;
  flex-shrink: 0;
}

.nav-brand-img-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  padding-right: 1rem;
  margin-right: 1rem;
  border-right: 1px solid var(--border);
}

.nav-brand img {
  height: 48px;
  width: auto;
  display: block;
  transition: opacity .15s;
}

.nav-brand:hover img { opacity: .85; }

.nav-brand-text {
  display: flex;
  flex-direction: column;
  gap: .2rem;
}

.nav-brand-name {
  font-family: 'DM Mono', monospace;
  font-size: .78rem;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--ink);
  line-height: 1;
}

.nav-brand-tag {
  font-family: 'DM Sans', sans-serif;
  font-size: .6rem;
  color: var(--gold);
  letter-spacing: .04em;
  line-height: 1;
}

/* ── Nav links + dropdowns ── */
.nav-links {
  display: flex;
  align-items: center;
  gap: .25rem;
  list-style: none;
}

.nav-item {
  position: relative;
}

.nav-item > a,
.nav-item > span {
  font-family: 'DM Mono', monospace;
  font-size: .6rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--ink3);
  text-decoration: none;
  transition: color .15s;
  padding: .4rem .6rem;
  display: flex;
  align-items: center;
  gap: .3rem;
  cursor: pointer;
  white-space: nowrap;
  border-radius: 2px;
  user-select: none;
}

.nav-item > a:hover,
.nav-item > span:hover,
.nav-item.open > a,
.nav-item.open > span { color: var(--indigo); }

/* caret */
.nav-caret {
  font-size: .45rem;
  opacity: .6;
  transition: transform .2s;
  display: inline-block;
}
.nav-item.open .nav-caret { transform: rotate(180deg); }

/* ── Dropdown — stable hover via JS .open class ── */
.nav-dropdown {
  position: absolute;
  top: 100%;          /* flush — no gap to cross */
  left: 0;
  min-width: 230px;
  z-index: 200;
  /* visibility controlled by .open, not :hover — eliminates gap race */
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateY(-6px);
  transition: opacity .18s ease, transform .18s ease, visibility 0s linear .18s;
  /* inner styling */
  background: var(--bg);
  border: 1px solid var(--border);
  box-shadow: 0 12px 36px rgba(0,0,0,.12);
  border-radius: 2px;
  overflow: hidden;
}

.nav-item.open .nav-dropdown {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateY(0);
  transition: opacity .18s ease, transform .18s ease, visibility 0s linear 0s;
}

.nav-dropdown a {
  font-family: 'DM Mono', monospace;
  font-size: .58rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--ink3);
  text-decoration: none;
  padding: .72rem 1.1rem;
  display: flex;
  align-items: center;
  gap: .6rem;
  transition: background .1s, color .1s;
  border-bottom: 1px solid var(--border);
}
.nav-dropdown a:last-child { border-bottom: none; }
.nav-dropdown a:hover { background: var(--bg2); color: var(--indigo); }

.nav-dropdown-label {
  font-family: 'DM Mono', monospace;
  font-size: .46rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--ink4);
  padding: .55rem 1.1rem .3rem;
  border-bottom: 1px solid var(--border);
  background: var(--bg2);
}

.nav-dropdown a .dot {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--gold);
  flex-shrink: 0;
  opacity: .5;
}

/* ── Hamburger button ── */
.nav-hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: .4rem .5rem;
  margin-left: .25rem;
}
.nav-hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--ink);
  border-radius: 1px;
  transition: transform .25s, opacity .25s;
}
.nav-hamburger.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.nav-hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav-hamburger.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ── Mobile overlay menu ── */
.nav-mobile-overlay {
  position: fixed;
  top: 72px;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--bg);
  z-index: 90;
  overflow-y: auto;
  transform: translateX(100%);
  transition: transform .28s cubic-bezier(.4,0,.2,1);
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
}
.nav-mobile-overlay.open { transform: translateX(0); }

.nav-mobile-section {
  font-family: 'DM Mono', monospace;
  font-size: .5rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--gold);
  padding: 1.25rem 1.5rem .4rem;
  border-bottom: 1px solid var(--border);
  background: var(--bg2);
}

.nav-mobile-overlay a {
  font-family: 'DM Mono', monospace;
  font-size: .66rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--ink2);
  text-decoration: none;
  padding: .9rem 1.5rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: .75rem;
  transition: background .12s, color .12s;
}
.nav-mobile-overlay a:hover,
.nav-mobile-overlay a:active { background: var(--bg2); color: var(--indigo); }

.nav-mobile-overlay a .dot {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--gold);
  flex-shrink: 0;
  opacity: .5;
}

.nav-mobile-cta {
  margin: 1.5rem;
  padding: 1rem;
  background: var(--indigo);
  color: #fff !important;
  text-align: center;
  font-family: 'DM Mono', monospace;
  font-size: .66rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  text-decoration: none;
  border-radius: 2px;
  transition: background .15s;
}
.nav-mobile-cta:hover { background: var(--indihi) !important; }

.nav-cta {
  font-family: 'DM Mono', monospace;
  font-size: .6rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  background: var(--indigo);
  color: #fff !important;
  padding: .45rem 1rem;
  border-radius: 2px;
  text-decoration: none;
  transition: background .15s;
  white-space: nowrap;
}

.nav-cta:hover { background: var(--indihi) !important; }

.nav-theme {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--ink4);
  font-size: 1rem;
  padding: .25rem;
  margin-left: .25rem;
}

/* ── Page body offset ── */
.page-body { padding-top: 72px; }

/* ── Hero ── */
.hero {
  min-height: 92vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  background: var(--bg);
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 700px;
}

.hero h1 {
  font-size: clamp(2.8rem, 6vw, 5rem);
  margin-bottom: 1.5rem;
  color: var(--ink);
}

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

.hero-sub {
  font-size: 1.15rem;
  color: var(--ink3);
  max-width: 520px;
  line-height: 1.85;
  margin-bottom: 2.5rem;
}

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

.btn-primary {
  font-family: 'DM Mono', monospace;
  font-size: .68rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  background: var(--indigo);
  color: #fff;
  padding: .9rem 2rem;
  text-decoration: none;
  border-radius: 2px;
  transition: background .15s;
  border: none;
  cursor: pointer;
}

.btn-primary:hover { background: var(--indihi); }

.btn-secondary {
  font-family: 'DM Mono', monospace;
  font-size: .68rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  background: transparent;
  color: var(--indigo);
  padding: .9rem 2rem;
  text-decoration: none;
  border-radius: 2px;
  border: 1px solid var(--indigo);
  transition: all .15s;
}

.btn-secondary:hover {
  background: var(--indigo);
  color: #fff;
}

/* ── Divider rule ── */
.c-rule {
  width: 40px;
  height: 2px;
  background: var(--gold);
  margin-bottom: 1.5rem;
}

/* ── Section heading ── */
.section-h {
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: 1rem;
}

.section-sub {
  font-size: 1.05rem;
  color: var(--ink3);
  max-width: 560px;
  line-height: 1.8;
  margin-bottom: 3rem;
}

/* ── Grid cards ── */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 2.5rem;
}

.card {
  background: var(--bg2);
  border: 1px solid var(--border);
  padding: 2rem;
  border-radius: 2px;
  transition: border-color .15s, transform .15s;
}

.card:hover {
  border-color: var(--indigo);
  transform: translateY(-2px);
}

.card-kicker {
  font-family: 'DM Mono', monospace;
  font-size: .55rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--gold);
  display: block;
  margin-bottom: .75rem;
}

.card h3 {
  font-size: 1.5rem;
  margin-bottom: .75rem;
}

.card p {
  font-size: .9rem;
  color: var(--ink3);
  line-height: 1.75;
}

.card-link {
  display: inline-block;
  margin-top: 1.25rem;
  font-family: 'DM Mono', monospace;
  font-size: .58rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--indigo);
  text-decoration: none;
}

.card-link:hover { color: var(--indihi); }

/* ── Footer ── */
.footer {
  background: var(--bg2);
  border-top: 1px solid var(--border);
  padding: 4rem 0 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-brand p {
  font-size: .88rem;
  color: var(--ink4);
  margin-top: .75rem;
  max-width: 260px;
  line-height: 1.7;
}

.footer-col h4 {
  font-family: 'DM Mono', monospace;
  font-size: .58rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--ink3);
  margin-bottom: 1rem;
}

.footer-col ul { list-style: none; }

.footer-col ul li { margin-bottom: .5rem; }

.footer-col ul li a {
  font-size: .85rem;
  color: var(--ink4);
  text-decoration: none;
  transition: color .15s;
}

.footer-col ul li a:hover { color: var(--indigo); }

.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-bottom p {
  font-family: 'DM Mono', monospace;
  font-size: .58rem;
  letter-spacing: .08em;
  color: var(--ink4);
}

/* ── Article cards ── */
.article-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  padding: 1.75rem;
  border-radius: 2px;
  text-decoration: none;
  display: block;
  transition: border-color .15s;
}

.article-card:hover { border-color: var(--indigo); }

.article-card .cat {
  font-family: 'DM Mono', monospace;
  font-size: .55rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--gold);
  display: block;
  margin-bottom: .5rem;
}

.article-card h3 {
  font-size: 1.3rem;
  color: var(--ink);
  margin-bottom: .5rem;
}

.article-card p {
  font-size: .88rem;
  color: var(--ink3);
  line-height: 1.7;
}

.article-card .meta {
  font-family: 'DM Mono', monospace;
  font-size: .55rem;
  letter-spacing: .08em;
  color: var(--ink4);
  margin-top: 1rem;
}

/* ── Responsive ── */
@media (max-width: 900px) {
  .nav-links { display: none; }
  .nav-hamburger { display: flex; }
  .nav-brand-tag { display: none; }
}
@media (max-width: 768px) {
  .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
  .hero { min-height: 80vh; }
}
