/* ============================================================
   Developing Industry Leaders (DIL) — "Cast & Dimensioned"
   Display: Saira Condensed · Body: Inter · Data: IBM Plex Mono
   ============================================================ */
:root {
  --graphite: #1B1E20;
  --graphite-900: #141618;
  --graphite-raised: #25292B;
  --limestone: #E8E4DB;
  --limestone-200: #DBD6CB;
  --limestone-300: #CFC9BC;
  --green: #006F4B;
  --green-deep: #015C3F;
  --accent: #159B60;      /* NRMCA-green accent (legible on dark) */
  --accent-deep: #0F7D4C;
  --purple: #92278F;
  --purple-deep: #6E1F6B;
  --ink: #1B1E20;
  --muted: #6B6E68;
  --muted-light: rgba(232,228,219,.62);
  --line: rgba(27,30,32,.14);
  --line-strong: rgba(27,30,32,.26);
  --line-dark: rgba(232,228,219,.14);
  --display: 'Saira Condensed', 'Arial Narrow', sans-serif;
  --body: 'Inter', system-ui, sans-serif;
  --mono: 'IBM Plex Mono', ui-monospace, monospace;
  --maxw: 1180px;
  --shadow: 0 1px 0 rgba(27,30,32,.04), 0 24px 48px -30px rgba(27,30,32,.45);
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--body);
  background: var(--limestone);
  color: var(--ink);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
a { color: var(--green); text-decoration: none; text-underline-offset: 3px; }
a:hover { text-decoration: underline; }
img { max-width: 100%; display: block; }
p { margin: 0 0 1rem; }

h1, h2, h3 {
  font-family: var(--display);
  text-transform: uppercase;
  line-height: .94;
  color: var(--ink);
  margin: 0 0 .4em;
  letter-spacing: .005em;
}
h1 { font-weight: 800; font-size: clamp(3.1rem, 8.5vw, 7rem); }
h2 { font-weight: 800; font-size: clamp(2rem, 4.6vw, 3.4rem); }
h3 { font-weight: 700; font-size: 1.5rem; line-height: 1; }

.container { max-width: var(--maxw); margin: 0 auto; padding: 0 28px; }
.section { padding: 92px 0; }
.section--dark { background: var(--graphite); color: var(--limestone); }
.section--dark h2, .section--dark h3 { color: var(--limestone); }
.lead { font-size: 1.2rem; line-height: 1.6; max-width: 56ch; color: var(--muted); }
.section--dark .lead { color: var(--muted-light); }
.center { text-align: center; }
.center .lead { margin-left: auto; margin-right: auto; }

/* ---- Kicker (section marker: green bar + mono label) ---- */
.kicker {
  display: inline-flex; align-items: center; gap: 11px;
  font-family: var(--mono); font-size: 11.5px; font-weight: 600;
  letter-spacing: .2em; text-transform: uppercase;
  color: var(--green); margin-bottom: 18px;
}
.kicker::before { content: ''; width: 4px; height: 15px; background: var(--accent); }
.section--dark .kicker { color: var(--accent); }
.section--dark .kicker::before { background: var(--accent); }

/* ---- Dimension line (signature device) ---- */
.dim {
  display: inline-flex; align-items: center; gap: 11px;
  font-family: var(--mono); font-size: 12px; font-weight: 500;
  letter-spacing: .14em; text-transform: uppercase;
}
.dim .tick { width: 2px; height: 12px; background: var(--accent); flex: 0 0 auto; }
.dim .bar { height: 2px; background: var(--accent); width: clamp(24px, 6vw, 56px); flex: 0 0 auto; }
.dim .end { color: var(--muted-light); }
.dim .mid { color: var(--accent); font-weight: 600; }

.dimline { display: inline-flex; align-items: center; color: var(--accent); }
.dimline .tick { width: 2px; height: 10px; background: currentColor; }
.dimline .bar { height: 2px; background: currentColor; width: 54px; }

/* ---- Buttons ---- */
.btn {
  display: inline-flex; align-items: center; gap: 9px;
  font-family: var(--body); font-weight: 600; font-size: .95rem;
  letter-spacing: .01em; padding: 15px 26px;
  border: 1.5px solid transparent; cursor: pointer;
  transition: background .2s, color .2s, border-color .2s, transform .15s;
}
.btn:hover { text-decoration: none; transform: translateY(-2px); }
.btn .arr { transition: transform .2s; }
.btn:hover .arr { transform: translateX(3px); }
.btn--primary { background: var(--green); color: #fff; }
.btn--primary:hover { background: var(--green-deep); }
.btn--ghost { background: transparent; border-color: rgba(232,228,219,.34); color: var(--limestone); }
.btn--ghost:hover { border-color: var(--accent); color: var(--accent); }
.btn--ink { background: var(--graphite); color: var(--limestone); }
.btn--ink:hover { background: var(--green); }
.btn--outline-ink { background: transparent; border-color: var(--line-strong); color: var(--ink); }
.btn--outline-ink:hover { border-color: var(--green); color: var(--green); }
.btn-row { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 32px; }

/* ---- Accessibility ---- */
.skip-nav { position: absolute; left: -9999px; top: auto; z-index: 200; }
.skip-nav:focus { left: 16px; top: 16px; background: var(--green); color: #fff; padding: 9px 16px; text-decoration: none; font-weight: 600; }
:focus-visible { outline: 2.5px solid var(--accent); outline-offset: 3px; }

/* ---- Announcement bar ---- */
.openbar {
  background: var(--graphite-900); color: rgba(232,228,219,.82);
  font-family: var(--mono); font-size: 11.5px; font-weight: 500;
  letter-spacing: .08em; text-transform: uppercase;
  text-align: center; padding: 11px 44px 11px 16px; position: relative;
}
.openbar a { color: var(--accent); font-weight: 600; }
.openbar a:hover { text-decoration: none; }
.openbar strong { color: var(--limestone); }
.openbar-close {
  position: absolute; right: 12px; top: 50%; transform: translateY(-50%);
  background: none; border: none; color: rgba(232,228,219,.45);
  font-size: 1rem; cursor: pointer; padding: 4px 8px; line-height: 1;
}
.openbar-close:hover { color: var(--limestone); }

/* ---- Header ---- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(232,228,219,.92); backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.nav { display: flex; align-items: center; justify-content: space-between; height: 78px; }
.brand { display: flex; align-items: center; gap: 13px; }
.brand:hover { text-decoration: none; }
.brand-logo { height: 64px; width: auto; display: block; }
.brand .brand-text { display: flex; flex-direction: column; line-height: 1.05; }
.brand .brand-text b {
  font-family: var(--display); font-weight: 800; font-size: 1.15rem;
  letter-spacing: .01em; color: var(--ink); text-transform: uppercase;
}
.brand .brand-text span {
  font-family: var(--mono); color: var(--muted); font-size: .6rem;
  letter-spacing: .12em; text-transform: uppercase;
}
.nav-links { display: flex; gap: 28px; align-items: center; }
.nav-links a {
  font-family: var(--body); font-weight: 500; font-size: .92rem;
  color: var(--ink); padding: 4px 0; transition: color .18s;
}
.nav-links a:hover { text-decoration: none; color: var(--green); }
.nav-links a.active { color: var(--green); font-weight: 600; }
.nav-links .btn { color: var(--graphite); }
.nav-toggle {
  display: none; background: none; border: 1px solid var(--line-strong);
  padding: 9px 11px; cursor: pointer; color: var(--ink); font-size: 1.3rem; line-height: 1;
}

/* ---- Hero ---- */
.hero { background: var(--graphite); color: var(--limestone); position: relative; overflow: hidden; }
.hero::before {
  content: ''; position: absolute; inset: 0; pointer-events: none; opacity: .55; z-index: 0;
  background:
    radial-gradient(circle at 18% 28%, rgba(232,228,219,.07) 1.6px, transparent 2.2px),
    radial-gradient(circle at 73% 16%, rgba(232,228,219,.05) 1.1px, transparent 1.6px),
    radial-gradient(circle at 41% 70%, rgba(232,228,219,.06) 2.2px, transparent 2.8px),
    radial-gradient(circle at 87% 58%, rgba(232,228,219,.045) 1.3px, transparent 1.8px),
    radial-gradient(circle at 30% 90%, rgba(232,228,219,.045) 1.7px, transparent 2.2px),
    radial-gradient(circle at 60% 40%, rgba(232,228,219,.04) 1.2px, transparent 1.7px);
}
.hero-arc {
  position: absolute; right: -70px; bottom: -90px; z-index: 0; width: 520px; height: auto;
  opacity: .09; transform-origin: bottom right; pointer-events: none;
}
.hero .container { position: relative; z-index: 2; padding-top: 96px; padding-bottom: 104px; }
.hero h1 { color: var(--limestone); max-width: 15ch; margin-bottom: 0; }
.hero h1 .accent { color: var(--accent); }
.hero-rule { width: 64px; height: 6px; background: var(--accent); margin: 30px 0 26px; }
.hero p { color: rgba(232,228,219,.8); font-size: 1.22rem; max-width: 50ch; margin: 0; }
.hero-dim { margin-bottom: 30px; }
.hero-scarcity {
  display: inline-flex; align-items: center; gap: 11px; margin-top: 28px;
  font-family: var(--mono); font-size: 12px; font-weight: 500;
  letter-spacing: .14em; text-transform: uppercase; color: rgba(232,228,219,.66);
}
.hero-scarcity::before { content: ''; width: 4px; height: 15px; background: var(--accent); flex: 0 0 auto; }
.hero-caption {
  position: absolute; right: 28px; bottom: 26px; z-index: 2;
  font-family: var(--mono); font-size: 10.5px; letter-spacing: .2em;
  text-transform: uppercase; color: rgba(232,228,219,.4);
}
@keyframes rise { from { opacity: 0; transform: translateY(18px); } to { opacity: 1; transform: none; } }
.hero .container > * { animation: rise .7s cubic-bezier(.22,.61,.36,1) both; }
.hero .container > *:nth-child(1) { animation-delay: .05s; }
.hero .container > *:nth-child(2) { animation-delay: .16s; }
.hero .container > *:nth-child(3) { animation-delay: .27s; }
.hero .container > *:nth-child(4) { animation-delay: .38s; }
@media (prefers-reduced-motion: reduce) { .hero .container > * { animation: none; } }

/* ---- Intro (what is DIL) ---- */
.intro-grid { display: grid; grid-template-columns: 1.25fr 1fr; gap: 56px; align-items: start; }
.intro-grid .body-lg p { font-size: 1.12rem; color: #34383a; max-width: 54ch; }
.intro-aside {
  border-left: 3px solid var(--accent); padding: 4px 0 4px 22px;
}
.intro-aside dt {
  font-family: var(--mono); font-size: 11px; font-weight: 600;
  letter-spacing: .16em; text-transform: uppercase; color: var(--green); margin-bottom: 5px;
}
.intro-aside dd { margin: 0 0 24px; font-size: .98rem; color: #3a3e40; }
.intro-aside dd:last-child { margin-bottom: 0; }

/* ---- Dimensioned facts band ---- */
.facts-grid { display: grid; grid-template-columns: repeat(3, 1fr); }
.fact { padding: 18px 24px; text-align: center; border-left: 1px solid var(--line-dark); }
.fact:first-child { border-left: 0; }
.fact .n {
  font-family: var(--display); font-weight: 800;
  font-size: clamp(2.8rem, 5.2vw, 4.4rem); line-height: 1; color: var(--limestone);
}
.fact .dimline { margin: 14px 0 12px; }
.fact .lbl {
  font-family: var(--mono); font-size: 11px; font-weight: 500;
  letter-spacing: .16em; text-transform: uppercase; color: var(--accent);
}
.fact .sub { display: block; color: rgba(232,228,219,.5); letter-spacing: .1em; margin-top: 5px; }

/* ---- Domains teaser (ordered arc) ---- */
.arc-list { margin-top: 40px; border-top: 1px solid var(--line); }
.arc-row {
  display: grid; grid-template-columns: 64px 1fr; gap: 22px; align-items: center;
  padding: 22px 4px; border-bottom: 1px solid var(--line); color: var(--ink);
}
.arc-row .idx {
  font-family: var(--mono); font-size: 13px; font-weight: 600;
  letter-spacing: .1em; color: var(--accent-deep);
}
.arc-row .name { font-family: var(--display); font-weight: 700; font-size: 1.6rem; text-transform: uppercase; line-height: 1; }

/* ---- Qualification areas (numbered, with detail) ---- */
.qual-list { margin-top: 44px; border-top: 1px solid var(--line); }
.qual-row {
  display: grid; grid-template-columns: 64px 1fr; gap: 24px; align-items: start;
  padding: 30px 4px; border-bottom: 1px solid var(--line);
}
.qual-row .idx {
  font-family: var(--mono); font-size: 13px; font-weight: 600;
  letter-spacing: .1em; color: var(--accent-deep); padding-top: 5px;
}
.qual-row .name {
  display: block; font-family: var(--display); font-weight: 700; font-size: 1.6rem;
  text-transform: uppercase; line-height: 1; margin-bottom: 12px; color: var(--ink);
}
.qual-row p { color: var(--muted); font-size: 1.04rem; margin: 0; max-width: 62ch; }

/* ---- CTA band ---- */
.cta { background: var(--green); color: #fff; padding: 88px 0; text-align: center; position: relative; overflow: hidden; }
.cta::before {
  content: ''; position: absolute; inset: 0; pointer-events: none; opacity: .5;
  background:
    radial-gradient(circle at 20% 30%, rgba(255,255,255,.06) 1.5px, transparent 2px),
    radial-gradient(circle at 75% 65%, rgba(255,255,255,.05) 1.8px, transparent 2.3px),
    radial-gradient(circle at 50% 85%, rgba(255,255,255,.04) 1.3px, transparent 1.8px);
}
.cta .container { position: relative; z-index: 2; }
.cta h2 { color: #fff; }
.cta .kicker { color: #fff; }
.cta p { color: rgba(255,255,255,.86); max-width: 50ch; margin: 0 auto 28px; font-size: 1.1rem; }

/* ---- Footer ---- */
.site-footer { background: var(--graphite-900); color: rgba(232,228,219,.66); padding: 64px 0 30px; }
.site-footer a { color: rgba(232,228,219,.66); }
.site-footer a:hover { color: var(--limestone); text-decoration: none; }
.foot-bottom {
  border-top: 1px solid rgba(232,228,219,.12); padding-top: 22px;
  font-family: var(--mono); font-size: .7rem; letter-spacing: .06em;
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px;
  color: rgba(232,228,219,.4); text-transform: uppercase;
}

/* ---- Responsive ---- */
@media (max-width: 900px) {
  .intro-grid { grid-template-columns: 1fr; gap: 36px; }
}
@media (max-width: 680px) {
  .nav-links {
    position: absolute; top: 78px; left: 0; right: 0;
    background: var(--limestone); flex-direction: column;
    align-items: flex-start; gap: 0; padding: 8px 28px 18px;
    border-bottom: 1px solid var(--line); display: none;
  }
  .nav-links.open { display: flex; }
  .nav-links a { padding: 12px 0; width: 100%; }
  .nav-toggle { display: block; }
  .facts-grid { grid-template-columns: 1fr; }
  .fact { border-left: 0; border-top: 1px solid var(--line-dark); }
  .fact:first-child { border-top: 0; }
  .arc-row { grid-template-columns: 40px 1fr; gap: 14px; }
  .qual-row { grid-template-columns: 40px 1fr; gap: 16px; }
  .section { padding: 60px 0; }
  .hero .container { padding-top: 70px; padding-bottom: 78px; }
}