/* Iron Veil Industries — institutional dark / clinical corporate */

:root {
  --bg: #030303;
  --bg-elevated: #0a0a0a;
  --bg-panel: #0e0e0e;
  --bg-hover: #141414;
  --border: #1c1c1a;
  --border-strong: #2a2a28;
  --text: #e8e6e1;
  --text-muted: #8a8780;
  --text-dim: #5c5a55;
  --accent: #c4c0b8;
  --accent-hot: #b91c1c;
  --accent-hot-dim: rgba(185, 28, 28, 0.15);
  --font: "Inter", system-ui, -apple-system, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
  --max: 1120px;
  --header-h: 64px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 16px);
}

body {
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button, input, textarea { font: inherit; color: inherit; }

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--accent);
  color: var(--bg);
  padding: 0.5rem 1rem;
  z-index: 1000;
}
.skip-link:focus { left: 0; }

.container {
  width: min(100% - 2.5rem, var(--max));
  margin-inline: auto;
}

/* —— Header —— */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-h);
  background: rgba(3, 3, 3, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  width: min(100% - 2.5rem, var(--max));
  margin-inline: auto;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.wordmark {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--accent);
  flex-shrink: 0;
}
.wordmark:hover { color: var(--text); }
.mark { flex-shrink: 0; }
.wordmark-stack { display: flex; flex-direction: column; gap: 0.1rem; }
.wordmark-name {
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  line-height: 1.2;
  color: var(--text);
}
.wordmark-code {
  font-family: var(--mono);
  font-size: 0.625rem;
  letter-spacing: 0.14em;
  color: var(--text-dim);
  text-transform: uppercase;
}

.nav {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.75rem;
}

.nav-links a {
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--text-muted);
  transition: color 0.2s var(--ease);
}
.nav-links a:hover,
.nav-links a:focus-visible {
  color: var(--text);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: transparent;
  border: 1px solid var(--border);
  cursor: pointer;
  padding: 10px;
}
.nav-toggle span {
  display: block;
  height: 1px;
  background: var(--text);
  transition: transform 0.25s var(--ease), opacity 0.2s;
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

/* —— Buttons —— */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.7rem 1.35rem;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 0.2s var(--ease), color 0.2s var(--ease), border-color 0.2s var(--ease);
}
.btn-primary {
  background: var(--text);
  color: var(--bg);
  border-color: var(--text);
}
.btn-primary:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--bg);
}
.btn-outline {
  background: transparent;
  border-color: var(--border-strong);
  color: var(--text);
  padding: 0.5rem 1rem;
}
.btn-outline:hover {
  border-color: var(--accent);
  color: var(--accent);
}
.btn-ghost {
  background: transparent;
  border-color: var(--border-strong);
  color: var(--text-muted);
}
.btn-ghost:hover {
  border-color: var(--text-muted);
  color: var(--text);
}
.btn-block { width: 100%; }

.text-link {
  display: inline-block;
  margin-top: 1.25rem;
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent);
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s, color 0.2s;
}
.text-link:hover {
  color: var(--text);
  border-bottom-color: var(--text-dim);
}

/* —— Hero —— */
.hero {
  position: relative;
  padding: 5.5rem 0 0;
  overflow: hidden;
  border-bottom: 1px solid var(--border);
}

.hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.grid-overlay {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(196, 192, 184, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(196, 192, 184, 0.03) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, black 20%, transparent 75%);
}
.crosshair {
  position: absolute;
  width: min(90vw, 720px);
  height: auto;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  opacity: 1;
}

.hero-inner {
  position: relative;
  padding-bottom: 4rem;
}

.classified {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--mono);
  font-size: 0.6875rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 1.75rem;
}
.classified .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-hot);
  box-shadow: 0 0 8px var(--accent-hot);
  animation: pulse 2.4s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.35; }
}

.hero h1 {
  font-size: clamp(2.5rem, 6vw, 4.25rem);
  font-weight: 600;
  line-height: 1.08;
  letter-spacing: -0.03em;
  color: var(--text);
  max-width: 14ch;
  margin-bottom: 1.5rem;
}
.hero h1 em {
  font-style: normal;
  color: var(--text-muted);
}

.hero-lead {
  max-width: 38rem;
  font-size: 1.0625rem;
  color: var(--text-muted);
  margin-bottom: 2rem;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 3.5rem;
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-top: 1px solid var(--border);
}
.hero-metrics > div {
  padding: 1.25rem 1.5rem 0 0;
  border-right: 1px solid var(--border);
}
.hero-metrics > div:last-child {
  border-right: none;
  padding-right: 0;
}
.hero-metrics dt {
  font-family: var(--mono);
  font-size: 0.625rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 0.4rem;
}
.hero-metrics dd {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text);
}
.hero-metrics a {
  color: var(--accent);
  border-bottom: 1px solid var(--border-strong);
}
.hero-metrics a:hover { color: var(--text); }

/* —— Sections shared —— */
.section {
  padding: 5.5rem 0;
  border-bottom: 1px solid var(--border);
}

.eyebrow {
  font-family: var(--mono);
  font-size: 0.6875rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent-hot);
  margin-bottom: 1rem;
}

.section-rail h2 {
  font-size: clamp(1.75rem, 3.5vw, 2.35rem);
  font-weight: 600;
  letter-spacing: -0.025em;
  line-height: 1.2;
  max-width: 22ch;
  margin-bottom: 1rem;
}

.section-lead {
  max-width: 36rem;
  color: var(--text-muted);
  font-size: 1rem;
  margin-bottom: 0;
}

/* —— About —— */
.about-layout {
  display: grid;
  grid-template-columns: 1.2fr 0.9fr;
  gap: 3rem;
  margin-top: 2.5rem;
  align-items: start;
}

.about-copy .lede {
  font-size: 1.125rem;
  color: var(--text);
  margin-bottom: 1.25rem;
  line-height: 1.65;
}
.about-copy p {
  color: var(--text-muted);
  margin-bottom: 1.1rem;
}
.about-copy p:last-child { margin-bottom: 0; }

.doctrine-card {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  padding: 1.75rem;
}
.doctrine-card h3 {
  font-family: var(--mono);
  font-size: 0.6875rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border);
}
.doctrine-card ol { display: flex; flex-direction: column; gap: 1.25rem; }
.doctrine-card li {
  display: grid;
  grid-template-columns: 2rem 1fr;
  gap: 0.75rem;
}
.doctrine-card li > span {
  font-family: var(--mono);
  font-size: 0.6875rem;
  color: var(--accent-hot);
  padding-top: 0.15rem;
}
.doctrine-card strong {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
  color: var(--text);
}
.doctrine-card p {
  font-size: 0.8125rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* —— Products —— */
.products .section-rail { margin-bottom: 2.5rem; }

.product-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
}

.product-card {
  background: var(--bg-elevated);
  padding: 2rem 1.75rem;
  display: flex;
  flex-direction: column;
}
.product-card.featured {
  background: var(--bg-panel);
  box-shadow: inset 0 0 0 1px rgba(185, 28, 28, 0.25);
}
.product-card header { margin-bottom: 1rem; }
.product-code {
  display: block;
  font-family: var(--mono);
  font-size: 0.625rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 0.5rem;
}
.product-card.featured .product-code { color: var(--accent-hot); }
.product-card h3 {
  font-size: 1.125rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}
.product-card > p {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: 1.25rem;
  flex-grow: 0;
}
.product-card ul {
  margin-top: auto;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
}
.product-card li {
  position: relative;
  padding-left: 1rem;
  font-size: 0.8125rem;
  color: var(--text-muted);
  margin-bottom: 0.45rem;
}
.product-card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 4px;
  height: 4px;
  background: var(--accent-hot);
  border-radius: 50%;
}
.product-card .text-link { margin-top: 1.5rem; }

.products-note {
  margin-top: 2rem;
  font-size: 0.875rem;
  color: var(--text-dim);
}
.products-note a {
  color: var(--accent);
  border-bottom: 1px solid var(--border-strong);
}
.products-note a:hover { color: var(--text); }

/* —— Capabilities —— */
.protocol {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-top: 2.5rem;
}
.protocol li {
  border-top: 1px solid var(--border);
  padding-top: 1.5rem;
}
.protocol-num {
  display: block;
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--accent-hot);
  margin-bottom: 1rem;
}
.protocol h3 {
  font-size: 1.0625rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
}
.protocol p {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.65;
}

/* —— Team —— */
.team .section-rail { margin-bottom: 2.5rem; }

.team-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
}

.team-card {
  background: var(--bg-elevated);
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 1.5rem;
  padding: 2rem;
}
.team-avatar svg { width: 80px; height: 80px; border: 1px solid var(--border); }
.team-info h3 {
  font-size: 1.0625rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
}
.team-role {
  font-family: var(--mono);
  font-size: 0.6875rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent-hot);
  margin-bottom: 0.85rem;
}
.team-bio {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
  line-height: 1.6;
}

/* —— Contact —— */
.contact { border-bottom: none; }

.contact-shell {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 3rem;
  background: var(--bg-panel);
  border: 1px solid var(--border);
  padding: 2.5rem;
}

.contact-aside .eyebrow { margin-bottom: 0.75rem; }
.contact-aside h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
}
.contact-aside > p {
  color: var(--text-muted);
  font-size: 0.9375rem;
  margin-bottom: 2rem;
}

.contact-meta {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  border-top: 1px solid var(--border);
  padding-top: 1.5rem;
}
.contact-meta dt {
  font-family: var(--mono);
  font-size: 0.625rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 0.3rem;
}
.contact-meta dd {
  font-size: 0.9375rem;
  font-weight: 500;
}
.contact-meta a {
  color: var(--accent);
  border-bottom: 1px solid var(--border-strong);
}
.contact-meta a:hover { color: var(--text); }

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.15rem;
}

.field label {
  display: block;
  font-family: var(--mono);
  font-size: 0.625rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 0.45rem;
}
.field .optional {
  letter-spacing: 0.04em;
  text-transform: none;
  color: var(--text-dim);
  opacity: 0.7;
}

.field input,
.field textarea {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--border-strong);
  padding: 0.75rem 0.9rem;
  color: var(--text);
  border-radius: 0;
  outline: none;
  transition: border-color 0.2s;
}
.field input::placeholder,
.field textarea::placeholder { color: var(--text-dim); }
.field input:focus,
.field textarea:focus {
  border-color: var(--accent);
}
.field textarea { resize: vertical; min-height: 120px; }

.form-note {
  font-size: 0.75rem;
  color: var(--text-dim);
  line-height: 1.5;
}
.form-note strong { color: var(--text-muted); font-weight: 500; }

/* —— Footer —— */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 3rem 0 2.5rem;
  background: var(--bg);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 2rem;
}

.footer-brand .wordmark {
  margin-bottom: 0.75rem;
  color: var(--accent);
}
.footer-brand .wordmark-name {
  font-size: 0.75rem;
}
.footer-brand > p {
  font-size: 0.8125rem;
  color: var(--text-dim);
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
  justify-content: flex-end;
  align-items: start;
}
.footer-nav a {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.footer-nav a:hover { color: var(--text); }

.footer-legal {
  grid-column: 1 / -1;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}
.footer-legal p {
  font-size: 0.6875rem;
  color: var(--text-dim);
  letter-spacing: 0.02em;
}

/* —— Responsive —— */
@media (max-width: 900px) {
  .product-list { grid-template-columns: 1fr; }
  .protocol { grid-template-columns: 1fr; gap: 0; }
  .protocol li { padding: 1.5rem 0; }
  .about-layout { grid-template-columns: 1fr; gap: 2rem; }
  .contact-shell { grid-template-columns: 1fr; padding: 1.75rem; gap: 2rem; }
  .team-grid { grid-template-columns: 1fr; }
  .hero-metrics { grid-template-columns: 1fr; }
  .hero-metrics > div {
    border-right: none;
    border-bottom: 1px solid var(--border);
    padding: 1rem 0;
  }
  .hero-metrics > div:last-child { border-bottom: none; }
}

@media (max-width: 720px) {
  .nav-toggle { display: flex; }

  .nav {
    position: fixed;
    inset: var(--header-h) 0 auto 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: var(--bg-elevated);
    border-bottom: 1px solid var(--border);
    padding: 1rem 1.25rem 1.25rem;
    display: none;
  }
  .nav.is-open { display: flex; }

  .nav-links {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
  }
  .nav-links a {
    display: block;
    padding: 0.85rem 0;
    border-bottom: 1px solid var(--border);
  }
  .nav-cta {
    margin-top: 1rem;
    text-align: center;
  }

  .team-card {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .footer-grid {
    grid-template-columns: 1fr;
  }
  .footer-nav {
    justify-content: flex-start;
  }

  .hero { padding-top: 3.5rem; }
  .section { padding: 4rem 0; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .classified .dot { animation: none; }
  *, *::before, *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}