/* ============================================================
   HFA GLOBAL — "Low Observable" design system
   Obsidian base · phosphor-cyan HUD · signal-amber warnings
   ============================================================ */

:root {
  --bg: #17191e;
  --bg-raise: #22252c;
  --line: rgba(255, 255, 255, 0.09);
  --line-strong: rgba(255, 255, 255, 0.24);
  --ink: #f4f5f7;
  --ink-dim: #bababa;
  --accent: #fc4404;
  --accent-deep: #c93502;
  --blue: #3e64de;
  --violet: #8512ff;
  --font-display: "Michroma", sans-serif;
  --font-mono: "Chivo Mono", monospace;
  --font-body: "Archivo", sans-serif;
  --pad: clamp(1.25rem, 4vw, 4rem);
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-weight: 300;
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

::selection { background: var(--accent); color: var(--bg); }

.mono { font-family: var(--font-mono); }

/* ---------- atmosphere ---------- */
.noise {
  position: fixed; inset: -50%;
  pointer-events: none; z-index: 9;
  opacity: 0.05;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='300' height='300'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='300' height='300' filter='url(%23n)'/%3E%3C/svg%3E");
  animation: grain 8s steps(10) infinite;
}
@keyframes grain {
  0%, 100% { transform: translate(0, 0); }
  20% { transform: translate(-2%, 2%); }
  40% { transform: translate(2%, -1%); }
  60% { transform: translate(-1%, -2%); }
  80% { transform: translate(1%, 2%); }
}

.scanline {
  position: fixed; left: 0; right: 0; top: -10%;
  height: 18vh; z-index: 8; pointer-events: none;
  background: linear-gradient(to bottom, transparent, rgba(252, 68, 4, 0.025), transparent);
  animation: scan 9s linear infinite;
}
@keyframes scan { to { top: 110%; } }

/* ---------- header ---------- */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem;
  padding: 0.9rem var(--pad);
  border-bottom: 1px solid var(--line);
  background: rgba(23, 25, 30, 0.78);
  backdrop-filter: blur(14px);
}

.brand {
  display: flex; align-items: center; gap: 0.55rem;
  color: var(--accent); text-decoration: none;
}
.brand-logo { display: block; height: 44px; width: auto; }
.brand-text {
  font-family: var(--font-display);
  font-size: 0.95rem; letter-spacing: 0.18em; color: var(--ink);
}

.site-nav { display: flex; gap: clamp(1rem, 3vw, 2.4rem); }
.site-nav a {
  font-family: var(--font-mono);
  font-size: 0.72rem; letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-dim); text-decoration: none;
  position: relative; padding: 0.3rem 0;
  transition: color 0.25s;
}
.site-nav a:hover { color: var(--accent); }
.site-nav a::after {
  content: ""; position: absolute; left: 0; bottom: 0;
  width: 100%; height: 1px; background: var(--accent);
  transform: scaleX(0); transform-origin: left;
  transition: transform 0.3s cubic-bezier(0.19, 1, 0.22, 1);
}
.site-nav a:hover::after { transform: scaleX(1); }
.nav-index { color: var(--accent-deep); margin-right: 0.45em; font-size: 0.62rem; }

.header-status {
  display: flex; align-items: center; gap: 0.55rem;
  font-size: 0.7rem; color: var(--ink-dim); letter-spacing: 0.1em;
  white-space: nowrap;
}
@media (max-width: 980px) { .header-status { display: none; } }
.pulse-dot {
  width: 7px; height: 7px; border-radius: 50%;
  display: inline-block;
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent);
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse { 50% { opacity: 0.25; } }

/* ---------- hero ---------- */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex; flex-direction: column; justify-content: center;
  padding: 7rem var(--pad) 3rem;
  isolation: isolate;
}

#signal-canvas {
  position: absolute; inset: 0; z-index: -1;
  width: 100%; height: 100%;
}

.hero-frame .corner {
  position: absolute; width: 26px; height: 26px; z-index: 1;
  border-color: var(--line-strong); border-style: solid; border-width: 0;
}
.corner.tl { top: 84px; left: 18px; border-top-width: 1px; border-left-width: 1px; }
.corner.tr { top: 84px; right: 18px; border-top-width: 1px; border-right-width: 1px; }
.corner.bl { bottom: 18px; left: 18px; border-bottom-width: 1px; border-left-width: 1px; }
.corner.br { bottom: 18px; right: 18px; border-bottom-width: 1px; border-right-width: 1px; }

.hero-content { max-width: 1080px; }

.hero-kicker { margin-bottom: 1.6rem; }
.tag {
  font-size: 0.72rem; letter-spacing: 0.22em; color: var(--accent);
  border: 1px solid var(--line-strong);
  padding: 0.5em 1em;
  background: rgba(252, 68, 4, 0.05);
}

.hero-title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.6rem, 4.6vw, 4rem);
  line-height: 1.22;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}
.hero-title .line { display: block; }
.hero-title .accent {
  color: var(--accent);
  text-shadow: 0 0 32px rgba(252, 68, 4, 0.45);
}

.hero-sub {
  margin-top: 1.8rem;
  max-width: 34rem;
  font-size: clamp(1rem, 1.4vw, 1.15rem);
  color: var(--ink-dim);
}

.hero-actions { margin-top: 2.6rem; display: flex; flex-wrap: wrap; gap: 1rem; }

.btn {
  font-family: var(--font-mono);
  font-size: 0.78rem; letter-spacing: 0.16em; text-transform: uppercase;
  text-decoration: none;
  padding: 0.95em 1.9em;
  border: 1px solid var(--blue);
  transition: all 0.25s;
  position: relative;
}
.btn-primary {
  color: #fff; background: var(--blue);
  box-shadow: 0 0 24px rgba(62, 100, 222, 0.35);
}
.btn-primary:hover {
  background: #5578e8; border-color: #5578e8;
  box-shadow: 0 0 36px rgba(62, 100, 222, 0.6);
}
.btn-ghost { color: var(--accent); background: transparent; border-color: var(--accent); }
.btn-ghost:hover { background: rgba(252, 68, 4, 0.1); }
.btn-lg { font-size: 0.95rem; padding: 1.1em 2.4em; }

.hero-readout {
  margin-top: auto;
  padding-top: 3rem;
  display: flex; flex-wrap: wrap; gap: 2.5rem 3.5rem;
}
.readout-item { display: flex; flex-direction: column; gap: 0.25rem; font-size: 0.72rem; }
.readout-item span { color: var(--ink-dim); letter-spacing: 0.2em; font-size: 0.62rem; }
.readout-item b { color: var(--ink); font-weight: 500; letter-spacing: 0.08em; }
.readout-item .ok { color: var(--accent); }

/* ---------- marquee ---------- */
.marquee {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
  padding: 0.85rem 0;
  background: var(--bg-raise);
}
.marquee-track {
  display: flex; gap: 2.2rem; width: max-content;
  font-size: 0.72rem; letter-spacing: 0.24em; color: var(--ink-dim);
  animation: marquee 36s linear infinite;
  white-space: nowrap;
}
.marquee-track i { color: var(--accent-deep); font-style: normal; }
@keyframes marquee { to { transform: translateX(-50%); } }

/* ---------- sections ---------- */
.section { padding: clamp(5rem, 10vw, 8.5rem) var(--pad); max-width: 1400px; margin: 0 auto; }

.section-index {
  font-size: 0.7rem; letter-spacing: 0.3em; color: var(--accent);
  margin-bottom: 1.2rem;
}
.section-index::before {
  content: ""; display: inline-block; width: 2.4rem; height: 1px;
  background: var(--accent); vertical-align: middle; margin-right: 0.9rem;
}

.section-head h2 {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.4rem, 3.2vw, 2.5rem);
  line-height: 1.3;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
}
.section-head .dim { color: var(--ink-dim); }

/* ---------- expertise ---------- */
.expertise-grid {
  display: grid; gap: clamp(2rem, 5vw, 5rem);
  grid-template-columns: 1fr;
}
@media (min-width: 900px) { .expertise-grid { grid-template-columns: 1.1fr 1fr; align-items: start; } }

.expertise-copy .lead { font-size: 1.2rem; font-weight: 400; margin-bottom: 1.2rem; }
.expertise-copy .lead strong { color: var(--accent); font-weight: 500; }
.expertise-copy p + p { color: var(--ink-dim); }

.check-list {
  list-style: none; margin-top: 2rem;
  display: grid; gap: 0.8rem;
  font-size: 0.8rem; letter-spacing: 0.08em;
}
.check-list li {
  border-left: 1px solid var(--line-strong);
  padding: 0.35rem 0 0.35rem 1rem;
  transition: border-color 0.3s, padding-left 0.3s;
}
.check-list li:hover { border-color: var(--accent); padding-left: 1.35rem; }
.check-list span { color: var(--accent); margin-right: 0.6rem; }

.signature-meter {
  border: 1px solid var(--line);
  background: linear-gradient(160deg, var(--bg-raise), rgba(10, 15, 14, 0.4));
  padding: 1.8rem;
  position: relative;
}
.signature-meter::before {
  content: ""; position: absolute; top: -1px; left: -1px;
  width: 18px; height: 18px;
  border-top: 2px solid var(--accent); border-left: 2px solid var(--accent);
}
.signature-meter figcaption {
  font-size: 0.68rem; letter-spacing: 0.24em; color: var(--accent);
  margin-bottom: 1.6rem;
}
.meter-rows { display: grid; gap: 1.1rem; }
.meter-row { display: grid; gap: 0.45rem; }
.meter-row > span { font-size: 0.64rem; letter-spacing: 0.18em; color: var(--ink-dim); }
.bar {
  height: 8px; background: rgba(252, 68, 4, 0.07);
  outline: 1px solid var(--line);
  position: relative; overflow: hidden;
}
.bar i {
  position: absolute; inset: 0; width: var(--w);
  background: linear-gradient(90deg, var(--accent-deep), var(--accent));
  transform: scaleX(0); transform-origin: left;
  transition: transform 1.4s cubic-bezier(0.19, 1, 0.22, 1);
}
.in-view .bar i { transform: scaleX(1); }
.meter-rows .meter-row:nth-child(1) i { transition-delay: 0.1s; }
.meter-rows .meter-row:nth-child(2) i { transition-delay: 0.25s; }
.meter-rows .meter-row:nth-child(3) i { transition-delay: 0.4s; }
.meter-rows .meter-row:nth-child(4) i { transition-delay: 0.55s; }
.meter-rows .meter-row:nth-child(5) i { transition-delay: 0.7s; }
.meter-note {
  margin-top: 1.6rem; font-size: 0.68rem; letter-spacing: 0.2em; color: var(--ink-dim);
}
.meter-note b { color: var(--violet); }

/* ---------- divisions ---------- */
.division-grid {
  display: grid; gap: 1.5rem;
  grid-template-columns: 1fr;
}
@media (min-width: 820px) { .division-grid { grid-template-columns: 1fr 1fr; } }
@media (min-width: 1080px) { .grid-3 { grid-template-columns: repeat(3, 1fr); } }

.division-card {
  border: 1px solid var(--line);
  background: var(--bg-raise);
  padding: clamp(1.6rem, 3vw, 2.6rem);
  display: flex; flex-direction: column; gap: 1.2rem;
  position: relative;
  transition: border-color 0.35s, transform 0.35s, box-shadow 0.35s;
}
.division-card:hover {
  border-color: var(--line-strong);
  transform: translateY(-4px);
  box-shadow: 0 24px 60px -30px rgba(252, 68, 4, 0.25);
}
.division-card::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(600px circle at var(--mx, 50%) var(--my, 0%), rgba(252, 68, 4, 0.07), transparent 45%);
  opacity: 0; transition: opacity 0.35s;
}
.division-card:hover::after { opacity: 1; }

.card-top {
  display: flex; justify-content: space-between;
  font-size: 0.64rem; letter-spacing: 0.2em; color: var(--accent);
}
.card-top .clearance { color: var(--violet); }

.division-card h3 {
  font-family: var(--font-display);
  font-weight: 400; font-size: 1.35rem;
  text-transform: uppercase; letter-spacing: 0.04em;
}
.division-card p { color: var(--ink-dim); font-size: 0.98rem; }

.card-tags {
  list-style: none; display: flex; flex-wrap: wrap; gap: 0.5rem;
  margin-top: auto;
}
.card-tags li {
  font-size: 0.6rem; letter-spacing: 0.16em;
  border: 1px solid var(--line);
  padding: 0.4em 0.8em; color: var(--ink-dim);
}

.card-link {
  font-size: 0.72rem; letter-spacing: 0.2em;
  color: var(--accent); text-decoration: none;
  transition: letter-spacing 0.3s;
}
.card-link:hover { letter-spacing: 0.3em; }

/* ---------- training ---------- */
.themes-grid {
  display: grid; gap: 1px;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  background: var(--line);
  border: 1px solid var(--line);
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
}
.theme { background: var(--bg); padding: 1.8rem 1.4rem; transition: background 0.3s; }
.theme:hover { background: var(--bg-raise); }
.reveal.in-view .theme { animation: rise 0.7s cubic-bezier(0.19, 1, 0.22, 1) both; animation-delay: var(--stagger, 0s); }
.theme-code {
  display: block; font-size: 0.62rem; letter-spacing: 0.22em;
  color: var(--accent); margin-bottom: 0.7rem;
}
.theme h4 {
  font-family: var(--font-display); font-weight: 400;
  font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.05em;
  margin-bottom: 0.6rem; line-height: 1.5;
}
.theme p { font-size: 0.85rem; color: var(--ink-dim); }

.course-grid {
  display: grid; gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(215px, 1fr));
}
.course {
  border: 1px solid var(--line);
  background: var(--bg-raise);
  padding: 1.5rem 1.4rem;
  text-decoration: none; color: var(--ink);
  display: flex; flex-direction: column; gap: 0.55rem;
  transition: border-color 0.3s, transform 0.3s;
}
.course:hover { border-color: var(--accent); transform: translateY(-3px); }
.course-code { font-size: 0.6rem; letter-spacing: 0.22em; color: var(--accent); }
.course h4 {
  font-family: var(--font-display); font-weight: 400;
  font-size: 0.82rem; text-transform: uppercase; letter-spacing: 0.05em; line-height: 1.5;
}
.course-price { margin-top: auto; font-size: 0.85rem; color: var(--ink); font-weight: 500; }
.course-price s { color: var(--ink-dim); opacity: 0.6; margin-right: 0.5em; font-weight: 300; }

.section-foot {
  margin-top: 2.2rem; font-size: 0.68rem; letter-spacing: 0.2em; color: var(--ink-dim);
}
.section-foot a { color: var(--accent); text-decoration: none; }
.section-foot a:hover { text-decoration: underline; }

/* ---------- operations map ---------- */
.ops-map {
  border: 1px solid var(--line);
  background: linear-gradient(160deg, var(--bg-raise), rgba(34, 37, 44, 0.4));
  padding: 1.8rem;
  position: relative;
  margin-bottom: clamp(2rem, 4vw, 3rem);
}
.ops-map::before {
  content: ""; position: absolute; top: -1px; left: -1px;
  width: 18px; height: 18px;
  border-top: 2px solid var(--accent); border-left: 2px solid var(--accent);
}
.ops-map::after {
  content: ""; position: absolute; bottom: -1px; right: -1px;
  width: 18px; height: 18px;
  border-bottom: 2px solid var(--accent); border-right: 2px solid var(--accent);
}
.ops-map figcaption {
  font-size: 0.68rem; letter-spacing: 0.24em; color: var(--accent);
  margin-bottom: 1.4rem;
}
.ops-map svg { display: block; width: 100%; height: auto; }

.map-dots {
  fill: none;
  stroke: rgba(252, 68, 4, 0.3);
  stroke-width: 2.6;
  stroke-linecap: round;
}
.map-grid { stroke: rgba(255, 255, 255, 0.045); stroke-width: 1; }

.map-arc {
  fill: none;
  stroke: rgba(252, 68, 4, 0.45);
  stroke-width: 1.1;
  stroke-dasharray: 4 7;
  animation: arc-dash 1.1s linear infinite;
}
@keyframes arc-dash { to { stroke-dashoffset: -11; } }

.pin-core { fill: var(--accent); }
.pin-ring {
  fill: none; stroke: var(--accent); stroke-width: 1.4;
  transform-box: fill-box; transform-origin: center;
  animation: map-pulse 2.6s ease-out infinite;
}
@keyframes map-pulse {
  0%   { transform: scale(0.25); opacity: 0.9; }
  70%  { transform: scale(1.5);  opacity: 0; }
  100% { transform: scale(1.5);  opacity: 0; }
}

.hq-core { fill: var(--blue); }
.map-label {
  font-family: var(--font-mono);
  font-size: 12px; letter-spacing: 0.14em;
  fill: var(--ink-dim);
}
.hq-label { fill: #8fa2e8; }

.map-scan { animation: map-scan 8s linear infinite; }
@keyframes map-scan { to { transform: translateX(1080px); } }

@media (max-width: 720px) {
  .ops-map { padding: 1.1rem; }
  .map-label { font-size: 17px; }
}

/* ---------- operations ---------- */
.ops-grid {
  display: grid; gap: 1px;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  background: var(--line);
  border: 1px solid var(--line);
}
.ops-region {
  background: var(--bg);
  padding: 2rem 1.4rem;
  transition: background 0.3s;
}
.ops-region:hover { background: var(--bg-raise); }
.reveal.in-view .ops-region { animation: rise 0.7s cubic-bezier(0.19, 1, 0.22, 1) both; animation-delay: var(--stagger, 0s); }
@keyframes rise { from { opacity: 0; transform: translateY(18px); } }

.region-code {
  display: block; font-size: 0.62rem; letter-spacing: 0.22em;
  color: var(--accent); margin-bottom: 0.7rem;
}
.ops-region h4 {
  font-family: var(--font-display); font-weight: 400;
  font-size: 0.95rem; text-transform: uppercase; letter-spacing: 0.06em;
}

.clients { margin-top: clamp(3rem, 6vw, 5rem); text-align: center; }
.clients-label {
  font-size: 0.64rem; letter-spacing: 0.34em; color: var(--ink-dim);
  margin-bottom: 1.4rem;
}
.clients-row {
  display: flex; flex-wrap: wrap; justify-content: center;
  gap: 1.2rem 3rem;
  font-family: var(--font-display);
  font-size: clamp(0.72rem, 1.4vw, 0.95rem);
  letter-spacing: 0.14em; color: var(--ink);
  opacity: 0.85;
}

/* ---------- contact ---------- */
.contact { text-align: center; }
.contact-inner {
  border: 1px solid var(--line);
  background:
    linear-gradient(rgba(23, 25, 30, 0.9), rgba(23, 25, 30, 0.9)),
    repeating-linear-gradient(45deg, transparent 0 12px, rgba(252, 68, 4, 0.05) 12px 13px);
  padding: clamp(3rem, 7vw, 6rem) var(--pad);
  position: relative;
}
.contact .section-index::before { display: none; }
.contact-title {
  font-family: var(--font-display); font-weight: 400;
  font-size: clamp(1.3rem, 3.4vw, 2.6rem);
  letter-spacing: 0.04em; margin-bottom: 1.4rem;
}
.contact-sub { color: var(--ink-dim); max-width: 32rem; margin: 0 auto 2.6rem; }
.contact-details {
  margin-top: 3rem;
  display: flex; flex-wrap: wrap; justify-content: center;
  gap: 1.6rem 3.5rem;
}
.contact-details .detail {
  display: flex; flex-direction: column; gap: 0.35rem;
  font-size: 0.7rem; text-align: center;
}
.contact-details .detail span {
  color: var(--accent); letter-spacing: 0.26em; font-size: 0.6rem;
}
.contact-details .detail b {
  color: var(--ink-dim); font-weight: 400; letter-spacing: 0.14em;
}
.contact-details .detail a { color: var(--ink-dim); text-decoration: none; }
.contact-details .detail a:hover { color: var(--accent); }

/* ---------- footer ---------- */
.site-footer { border-top: 1px solid var(--line); padding: 1.4rem var(--pad); }
.footer-grid {
  display: flex; flex-wrap: wrap; gap: 1rem; justify-content: space-between;
  font-size: 0.64rem; letter-spacing: 0.16em; color: var(--ink-dim);
}
.footer-grid .dim-t { opacity: 0.55; }
.footer-brand { display: inline-flex; align-items: center; gap: 0.6em; }
.footer-logo { height: 22px; width: auto; }
.footer-grid .pulse-dot { margin-right: 0.5em; width: 6px; height: 6px; }

/* ---------- reveals ---------- */
.reveal-load { opacity: 0; transform: translateY(22px); animation: load-in 0.9s cubic-bezier(0.19, 1, 0.22, 1) forwards; animation-delay: var(--d, 0s); }
@keyframes load-in { to { opacity: 1; transform: none; } }

.reveal { opacity: 0; transform: translateY(28px); transition: opacity 0.9s cubic-bezier(0.19, 1, 0.22, 1), transform 0.9s cubic-bezier(0.19, 1, 0.22, 1); transition-delay: var(--stagger, 0s); }
.reveal.in-view { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.001s !important; transition-duration: 0.001s !important; }
  .reveal, .reveal-load { opacity: 1; transform: none; }
}

/* ---------- responsive ---------- */
@media (max-width: 720px) {
  .site-nav { display: none; }
  .hero-readout { gap: 1.4rem 2rem; }
  .corner.tl, .corner.tr { top: 70px; }
}