/* =========================================================================
   Kilo Delta Group LLC — style.css
   Hand-written CSS. No Tailwind.
   Brand: black, gold, warm-olive neutral. Tactical / professional.
   ========================================================================= */

:root {
  --ink:    #0a0a0a;
  --char:   #141414;
  --char2:  #1c1c1c;
  --bone:   #e8e4d8;
  --gold:   #c9a55a;
  --gold-d: #8a6f33;
  --olive:  #3a3a2a;

  --stone-300: #d6d3ca;
  --stone-400: #a8a29e;
  --stone-500: #78716c;
  --stone-600: #57534e;

  --container: 80rem;
  --pad-x: 1.5rem;
  --pad-x-lg: 2.5rem;
}

/* ---- reset-ish ---- */
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
img, svg { display: block; max-width: 100%; }
button { font: inherit; background: none; border: 0; padding: 0; cursor: pointer; color: inherit; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; margin: 0; padding: 0; }
h1, h2, h3, h4, p, dl, dd, blockquote, figure { margin: 0; }

html {
  scroll-behavior: smooth;
  background: var(--ink);
  color: var(--stone-300);
}

body {
  font-family: 'Space Grotesk', system-ui, -apple-system, sans-serif;
  background: var(--ink);
  color: var(--stone-300);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.font-mono { font-family: 'JetBrains Mono', ui-monospace, monospace; }
.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}

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

/* ===================================================================
   HEADER / NAV
   =================================================================== */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 50;
  background: rgba(10,10,10,0.85);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(201,165,90,0.2);
}
.site-nav {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--pad-x);
  height: 4rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
@media (min-width: 768px) {
  .site-nav { height: 5rem; }
}
@media (min-width: 1024px) {
  .site-nav { padding: 0 var(--pad-x-lg); }
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
}
.brand-logo {
  height: 3.15rem;
  width: auto;
  transition: opacity .2s ease;
}
.brand:hover .brand-logo { opacity: 0.85; }
@media (min-width: 768px) {
  .brand-logo { height: 3.6rem; }
}

.nav-list {
  display: none;
  align-items: center;
  gap: 2rem;
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 11px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--stone-400);
}
@media (min-width: 768px) {
  .nav-list { display: flex; }
}
.nav-list a { transition: color .2s ease; }
.nav-list a:hover, .nav-list a.is-active { color: var(--gold); }
.nav-list .sep { color: var(--stone-600); margin: 0 .25rem; }

.nav-cta {
  display: none;
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 11px;
  letter-spacing: .2em;
  text-transform: uppercase;
  border: 1px solid rgba(201,165,90,0.6);
  color: var(--gold);
  padding: 0.5rem 0.75rem;
  transition: background-color .2s ease, color .2s ease;
}
.nav-cta:hover { background: var(--gold); color: var(--ink); }
@media (min-width: 768px) {
  .nav-cta { display: inline-block; }
}

.nav-toggle {
  display: inline-flex;
  padding: 0.5rem;
  margin-right: -0.5rem;
  color: var(--gold);
}
@media (min-width: 768px) {
  .nav-toggle { display: none; }
}

.hamburger {
  position: relative;
  width: 22px;
  height: 14px;
  display: inline-block;
}
.hamburger span {
  position: absolute;
  left: 0;
  width: 100%;
  height: 1px;
  background: var(--gold);
  transition: transform .25s ease, top .25s ease, opacity .2s ease;
}
.hamburger span:nth-child(1) { top: 3px; }
.hamburger span:nth-child(2) { top: 10px; }
[aria-expanded="true"] .hamburger span:nth-child(1) {
  top: 6px; transform: rotate(45deg);
}
[aria-expanded="true"] .hamburger span:nth-child(2) {
  top: 6px; transform: rotate(-45deg);
}

#mobile-menu {
  display: none;
  background: var(--ink);
  border-top: 1px solid rgba(201,165,90,0.2);
}
#mobile-menu.open { display: block; }
@media (min-width: 768px) {
  #mobile-menu { display: none !important; }
}
.mobile-list {
  padding: 1rem var(--pad-x);
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 11px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--stone-300);
}
.mobile-list a { display: block; padding: 0.75rem 0; transition: color .2s ease; }
.mobile-list a:hover { color: var(--gold); }
.mobile-list .sep { color: var(--stone-600); margin: 0 .25rem; }
.mobile-list .mobile-cta {
  display: inline-block;
  border: 1px solid rgba(201,165,90,0.6);
  color: var(--gold);
  padding: 0.5rem 0.75rem;
  margin-top: 0.5rem;
  transition: background-color .2s ease, color .2s ease;
}
.mobile-list .mobile-cta:hover { background: var(--gold); color: var(--ink); }

/* ===================================================================
   HERO
   =================================================================== */
.hero {
  position: relative;
  min-height: 100vh;
  overflow: hidden;
  background-color: var(--ink);
  background-image:
    linear-gradient(rgba(201,165,90,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(201,165,90,.05) 1px, transparent 1px);
  background-size: 56px 56px;
}

.hero-watermark {
  pointer-events: none;
  user-select: none;
  position: absolute;
  right: -6rem;
  top: 50%;
  transform: translateY(-50%);
  width: 42rem;
  max-width: 80vw;
  opacity: 0.04;
}

.hero-inner {
  position: relative;
  max-width: var(--container);
  margin: 0 auto;
  padding: 8rem var(--pad-x) 6rem;
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  column-gap: 1.5rem;
  row-gap: 2rem;
  align-items: center;
  min-height: 100vh;
}
@media (min-width: 1024px) {
  .hero-inner { padding: 8rem var(--pad-x-lg) 6rem; }
}

.hero-copy { grid-column: span 12; }
@media (min-width: 1024px) {
  .hero-copy { grid-column: span 9; }
}

.hero-eyebrow {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 2.5rem;
}
.hero-eyebrow .tick {
  display: block;
  width: 2.5rem;
  height: 1px;
  background: var(--gold);
}
.hero-eyebrow .label {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 11px;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--stone-400);
}
.hero-eyebrow .dot { color: var(--gold); margin: 0 .5rem; }
.hero-eyebrow .label-line { white-space: nowrap; }
@media (max-width: 599px) {
  .hero-eyebrow .label-sep { display: none; }
}

.hero-headline {
  margin: 0;
  font-family: 'Space Grotesk', system-ui, -apple-system, sans-serif;
  font-weight: 700;
  color: var(--gold);
  font-size: clamp(1.75rem, 10vw, 5.5rem);
  line-height: 1;
  letter-spacing: -0.025em;
  text-transform: uppercase;
}

.hero-kicker {
  margin: 1.5rem 0 0;
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  color: var(--gold);
  font-size: 0.875rem;
  letter-spacing: .2em;
  text-transform: uppercase;
}
@media (min-width: 768px) {
  .hero-kicker { font-size: 1rem; }
}

.hero-lede {
  margin-top: 2.5rem;
  max-width: 42rem;
  color: var(--stone-300);
  font-size: 1.125rem;
  line-height: 1.65;
}
@media (min-width: 768px) {
  .hero-lede { font-size: 1.25rem; }
}

.hero-actions {
  margin-top: 3.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}
@media (min-width: 640px) {
  .hero-actions { flex-direction: row; align-items: center; }
}
.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 0.75rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  border: 1px solid var(--gold);
  color: var(--gold);
  padding: 1rem 1.5rem;
  transition: background-color .2s ease, color .2s ease;
}
.btn-outline:hover { background: var(--gold); color: var(--ink); }
.hero-actions .note {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 11px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--stone-500);
}

.hero-indices {
  display: none;
  grid-column: span 3;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.75rem;
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 11px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--stone-500);
  text-align: right;
}
.hero-indices .dot { color: var(--gold); }
@media (min-width: 1024px) { .hero-indices { display: flex; } }

/* ===================================================================
   SHARED SECTION CHROME
   =================================================================== */
.section {
  border-top: 1px solid rgba(201,165,90,0.15);
}
.section--char { background: var(--char); }
.section--ink  { background: var(--ink); }

.section-grid {
  max-width: var(--container);
  margin: 0 auto;
  padding: 7rem var(--pad-x);
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  column-gap: clamp(0.75rem, 2.5vw, 2rem);
  row-gap: 2rem;
}
@media (min-width: 1024px) {
  .section-grid { padding: 7rem var(--pad-x-lg); }
}

.eyebrow {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 11px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 1rem;
}

.section-title {
  color: var(--bone);
  font-size: 1.875rem;
  font-weight: 500;
  line-height: 1.15;
  letter-spacing: -0.01em;
}
@media (min-width: 768px) {
  .section-title { font-size: 2.25rem; }
}

/* ---- POSTURE ---- */
.posture-head { grid-column: span 12; }
.posture-body {
  grid-column: span 12;
  color: var(--stone-300);
  font-size: 1.125rem;
  line-height: 1.65;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}
.posture-body .accent { color: var(--gold); }
@media (min-width: 768px) {
  .posture-head { grid-column: span 4; }
  .posture-body { grid-column: 6 / span 7; }
}

/* ---- CAPABILITIES ---- */
.cap-head {
  grid-column: span 12;
  margin-bottom: 4rem;
  display: grid;
  grid-template-columns: repeat(12, minmax(0,1fr));
  column-gap: clamp(0.75rem, 2.5vw, 2rem);
  row-gap: 2rem;
}
.cap-head__title { grid-column: span 12; }
.cap-head__lede {
  grid-column: span 12;
  color: var(--stone-400);
  font-size: 1rem;
  line-height: 1.65;
  align-self: end;
}
@media (min-width: 768px) {
  .cap-head__title { grid-column: span 5; }
  .cap-head__lede  { grid-column: 7 / span 6; }
}

.cap-grid {
  grid-column: span 12;
  display: grid;
  grid-template-columns: 1fr;
  border-top: 1px solid rgba(201,165,90,0.2);
  border-left: 1px solid rgba(201,165,90,0.2);
}
@media (min-width: 768px) { .cap-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .cap-grid { grid-template-columns: repeat(3, 1fr); } }

.cap-card {
  position: relative;
  border-right: 1px solid rgba(201,165,90,0.2);
  border-bottom: 1px solid rgba(201,165,90,0.2);
  padding: 2rem;
  transition: background-color .2s ease;
}
@media (min-width: 768px) { .cap-card { padding: 2.5rem; } }
.cap-card:hover { background: var(--char2); }

/* crosshair tick on each card */
.cap-card::before,
.cap-card::after {
  content: '';
  position: absolute;
  top: 0; left: 0;
  background: var(--gold);
}
.cap-card::before { width: 14px; height: 1px; }
.cap-card::after  { width: 1px;  height: 14px; }

.cap-card__num {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 11px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 1.5rem;
}
.cap-card__title {
  color: var(--bone);
  font-size: 1.25rem;
  font-weight: 500;
  margin-bottom: 0.75rem;
  letter-spacing: -0.01em;
}
.cap-card__body {
  color: var(--stone-400);
  line-height: 1.65;
}

.cap-sigil {
  display: none;
  border-right: 1px solid rgba(201,165,90,0.2);
  border-bottom: 1px solid rgba(201,165,90,0.2);
  padding: 2.5rem;
  background: var(--char);
  align-items: flex-end;
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 11px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--stone-500);
  line-height: 1.65;
}
.cap-sigil .dot { color: var(--gold); }
.cap-sigil .mark { display: block; margin-top: 0.75rem; color: var(--gold); }
@media (min-width: 1024px) { .cap-sigil { display: flex; } }

/* ---- APPROACH ---- */
.approach { position: relative; overflow: hidden; }
.approach-bg {
  pointer-events: none;
  user-select: none;
  position: absolute;
  left: -8rem;
  top: 50%;
  transform: translateY(-50%);
  width: 40rem;
  max-width: 70vw;
  opacity: 0.035;
}

.approach-head { grid-column: span 12; }
.approach-body { grid-column: span 12; display: flex; flex-direction: column; gap: 2.5rem; }
@media (min-width: 768px) {
  .approach-head { grid-column: span 4; }
  .approach-body { grid-column: 6 / span 7; }
}

.approach-prose {
  color: var(--stone-300);
  font-size: 1.125rem;
  line-height: 1.65;
  display: flex; flex-direction: column; gap: 1.25rem;
}
.approach-prose .accent { color: var(--bone); }

.pullquote {
  border-left: 1px solid var(--gold);
  padding: 0.5rem 0 0.5rem 1.5rem;
}
.pullquote__label {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 11px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 0.75rem;
}
.pullquote blockquote {
  color: var(--bone);
  font-size: 1.25rem;
  font-weight: 500;
  line-height: 1.3;
  letter-spacing: -0.01em;
}
@media (min-width: 768px) { .pullquote blockquote { font-size: 1.5rem; } }
.pullquote figcaption {
  margin-top: 1rem;
  color: var(--stone-400);
  line-height: 1.65;
}

.values {
  margin-top: 1.5rem;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: rgba(201,165,90,0.2);
  border: 1px solid rgba(201,165,90,0.2);
}
@media (min-width: 768px) { .values { grid-template-columns: repeat(4, 1fr); } }
.values li {
  background: var(--char);
  padding: 1.25rem;
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 11px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--stone-300);
}
.values li .roman { display: block; color: var(--gold); margin-bottom: 0.25rem; }

/* ---- ENGAGEMENT ---- */
.engage-head { grid-column: span 12; }
.engage-card-wrap { grid-column: span 12; }
@media (min-width: 768px) {
  .engage-head { grid-column: span 5; }
  .engage-card-wrap { grid-column: 7 / span 6; }
}
.engage-head__lede {
  margin-top: 1.5rem;
  color: var(--stone-400);
  line-height: 1.65;
  max-width: 28rem;
}

.engage-card {
  border: 1px solid rgba(201,165,90,0.3);
  padding: 2rem;
  background: var(--char);
}
@media (min-width: 768px) { .engage-card { padding: 2.5rem; } }
.engage-card__label {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 11px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--stone-500);
  margin-bottom: 0.5rem;
}
.engage-card__email {
  display: block;
  color: var(--bone);
  font-size: clamp(0.95rem, 5vw, 1.875rem);
  font-weight: 500;
  letter-spacing: -0.01em;
  overflow-wrap: anywhere;
  transition: color .2s ease;
}
.engage-card__email:hover { color: var(--gold); }

.rule {
  background: linear-gradient(
    90deg,
    transparent 0%,
    var(--gold) 18%,
    var(--gold) 82%,
    transparent 100%
  );
  height: 1px;
  margin: 2rem 0;
}

.engage-dl {
  display: grid;
  grid-template-columns: 1fr 1fr;
  row-gap: 1rem;
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 11px;
  letter-spacing: .2em;
  text-transform: uppercase;
}
.engage-dl dt { color: var(--stone-500); }
.engage-dl dd { color: var(--stone-300); margin: 0; }
.engage-dl dd.accent { color: var(--gold); }

/* ===================================================================
   FOOTER
   =================================================================== */
.site-footer {
  border-top: 1px solid rgba(201,165,90,0.2);
  background: var(--ink);
}
.site-footer__inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 2.5rem var(--pad-x);
  display: flex;
  flex-direction: column;
  gap: 1rem;
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 11px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--stone-500);
}
@media (min-width: 768px) {
  .site-footer__inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}
@media (min-width: 1024px) {
  .site-footer__inner { padding: 2.5rem var(--pad-x-lg); }
}
.site-footer__brand { display: flex; align-items: center; gap: 0.75rem; }
.site-footer__brand img { height: 1.25rem; width: 1.25rem; opacity: 0.8; }
.site-footer__meta { display: flex; align-items: center; gap: 1rem; }
.site-footer__meta .dot { color: var(--gold); }

/* ===================================================================
   LOGO RECOLOR — black source SVG → brand gold
   =================================================================== */
.logo-gold {
  filter: brightness(0) saturate(100%) invert(72%) sepia(40%)
          saturate(450%) hue-rotate(7deg) brightness(92%) contrast(88%);
}

.logo-white {
  filter: brightness(0) invert(1);
}

/* ---- focus ring ---- */
a:focus-visible,
button:focus-visible {
  outline: 1px solid var(--gold);
  outline-offset: 3px;
}