/* ═══════════════════════════════════════════════════════════════
   TAW — Design Tokens & Styles
   Dark gunmetal theme, chrome text, orange ember accent
   ═══════════════════════════════════════════════════════════════ */

:root {
  /* Type scale */
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --text-sm: clamp(0.875rem, 0.8rem + 0.35vw, 1rem);
  --text-base: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  --text-lg: clamp(1.125rem, 1rem + 0.75vw, 1.5rem);
  --text-xl: clamp(1.5rem, 1.2rem + 1.25vw, 2.25rem);
  --text-2xl: clamp(2rem, 1.2rem + 2.5vw, 3.5rem);
  --text-3xl: clamp(2.5rem, 1rem + 4vw, 5rem);

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* TAW Brand Colors */
  --color-bg: #111316;
  --color-surface: #1C1E22;
  --color-surface-2: #22262C;
  --color-border: #2E333A;
  --color-text: #C8CDD6;
  --color-text-muted: #8A9099;
  --color-text-faint: #5A6070;
  --color-accent: #A07040;
  --color-accent-hover: #B8864E;
  --color-copper: #A07040;
  --color-chrome: #C8CDD6;

  /* Fonts */
  --font-display: 'Cabinet Grotesk', 'Helvetica Neue', sans-serif;
  --font-body: 'Satoshi', 'Inter', sans-serif;

  /* Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.3);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.4);
  --shadow-lg: 0 12px 32px rgba(0,0,0,0.5);

  /* Content widths */
  --content-default: 1100px;
  --content-wide: 1280px;
}

/* ═══ LAYOUT ═══════════════════════════════════════════════════ */
.container {
  max-width: var(--content-default);
  margin-inline: auto;
  padding-inline: var(--space-4);
}

.section {
  padding-block: clamp(var(--space-12), 8vw, var(--space-24));
}

/* ═══ NAVIGATION ═══════════════════════════════════════════════ */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(17, 19, 22, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.nav__inner {
  max-width: var(--content-wide);
  margin-inline: auto;
  padding: var(--space-3) var(--space-4);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  color: var(--color-chrome);
}

.nav__logo-img {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
}

.nav__logo-text {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--text-sm);
  letter-spacing: 0.08em;
}

.nav__links {
  display: flex;
  gap: var(--space-8);
}

.nav__link {
  text-decoration: none;
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: 0.02em;
  position: relative;
}

.nav__link:hover, .nav__link.active {
  color: var(--color-accent);
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0;
  width: 0; height: 2px;
  background: var(--color-accent);
  transition: width 0.3s ease;
}

.nav__link:hover::after {
  width: 100%;
}

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-2);
}

.nav__toggle span {
  display: block;
  width: 24px; height: 2px;
  background: var(--color-chrome);
  transition: all 0.3s ease;
}

@media (max-width: 768px) {
  .nav__links {
    position: fixed;
    top: 0; left: 0;
    width: 100vw;
    height: 100vh;
    height: 100dvh;
    z-index: 200;
    background: var(--color-bg);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-8);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
  }

  .nav__links.open {
    opacity: 1;
    pointer-events: all;
  }

  .nav__links .nav__link {
    font-size: var(--text-lg);
  }

  .nav__toggle {
    display: flex;
    z-index: 210;
  }

  .nav__toggle.open span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }
  .nav__toggle.open span:nth-child(2) {
    opacity: 0;
  }
  .nav__toggle.open span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
  }
}

/* ═══ HERO ═════════════════════════════════════════════════════ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  /* Dark gunmetal base */
  background: #0E1013;
}

/* CSS gunmetal texture — layered radial gradients create depth */
.hero__texture {
  position: absolute;
  inset: 0;
  /* Gunmetal plate effect: subtle diagonal grain + edge vignette */
  background:
    radial-gradient(ellipse 120% 80% at 50% 0%, rgba(60,70,82,0.18) 0%, transparent 60%),
    radial-gradient(ellipse 100% 60% at 50% 100%, rgba(10,12,14,0.7) 0%, transparent 60%),
    radial-gradient(ellipse 60% 40% at 20% 50%, rgba(50,60,70,0.10) 0%, transparent 50%),
    radial-gradient(ellipse 60% 40% at 80% 50%, rgba(50,60,70,0.10) 0%, transparent 50%),
    repeating-linear-gradient(
      108deg,
      transparent 0px,
      transparent 2px,
      rgba(255,255,255,0.012) 2px,
      rgba(255,255,255,0.012) 3px
    );
}

/* Grain / noise overlay via SVG feTurbulence */
.hero__texture::after {
  content: '';
  position: absolute;
  inset: 0;
  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='0.75' numOctaves='4' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='300' height='300' filter='url(%23n)' opacity='0.04'/%3E%3C/svg%3E");
  background-size: 300px 300px;
  opacity: 0.55;
  pointer-events: none;
}

/* Centered emblem — USAF Ammo piss pot as the visual anchor */
.hero__emblem-wrap {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
}

.hero__emblem-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  opacity: 0.06;
  filter: grayscale(15%);
}

/* Dark radial overlay so headline text stays readable */
.hero__emblem-wrap::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(
    ellipse 70% 70% at 50% 50%,
    rgba(14,16,19,0.55) 0%,
    rgba(14,16,19,0.92) 100%
  );
}

.hero__content {
  position: relative;
  z-index: 2;
  text-align: center;
  /* 60px nav height offset + generous breathing room */
  padding: calc(60px + var(--space-12)) var(--space-4) var(--space-12);
  max-width: 760px;
  width: 100%;
  /* Slight upward nudge to optically center within the full viewport */
  margin-top: -20px;
}

/* Company name eyebrow above headline */
.hero__eyebrow {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--text-lg);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-4);
}

.hero__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--text-3xl);
  /* Chrome gradient — bright center, darker edges */
  background: linear-gradient(
    160deg,
    #E8ECF0 0%,
    #C8CDD6 30%,
    #9AA3AE 60%,
    #C8CDD6 100%
  );
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: 0.01em;
  margin-bottom: var(--space-6);
  line-height: 1.08;
}

.hero__sub {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  max-width: 560px;
  margin-inline: auto;
  margin-bottom: var(--space-8);
  line-height: 1.75;
}

/* Badge row */
.hero__badges {
  display: flex;
  gap: var(--space-3);
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: var(--space-8);
}

.hero__badge {
  display: inline-block;
  border: 1px solid rgba(160,112,64,0.5);
  color: var(--color-copper);
  background: rgba(160,112,64,0.08);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-sm);
}

.hero__cta-row {
  display: flex;
  gap: var(--space-4);
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: var(--space-8);
}

.hero__ethos {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-weight: 600;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  padding: var(--space-3) var(--space-6);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  border-radius: var(--radius-sm);
  text-decoration: none;
  letter-spacing: 0.02em;
  min-height: 48px;
}

.btn--primary,
.btn--outline {
  border: 1px solid var(--color-border);
  color: var(--color-chrome);
  background: transparent;
}

.btn--primary:hover,
.btn--outline:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

/* ═══ CAPABILITIES ═════════════════════════════════════════════ */
.capabilities {
  background: var(--color-bg);
}

.section__header {
  text-align: center;
  margin-bottom: clamp(var(--space-8), 5vw, var(--space-16));
}

.section__label {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-3);
}

.section__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--text-2xl);
  color: white;
  margin-bottom: var(--space-4);
}

.section__desc {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  max-width: 600px;
  margin-inline: auto;
}

/* Capability statement download link */
.cap-statement-dl {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  margin-top: var(--space-6);
}

.cap-statement-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-copper);
  font-size: var(--text-sm);
  font-weight: 600;
  text-decoration: none;
  border: 1px solid rgba(160,112,64,0.4);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-sm);
  transition: border-color 0.2s, color 0.2s;
}

.cap-statement-link:hover {
  border-color: var(--color-copper);
  color: var(--color-accent-hover);
}

.cap-statement-note {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  letter-spacing: 0.04em;
}

.cap-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(280px, 100%), 1fr));
  gap: var(--space-4);
}

.cap-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-6);
  transition: border-color 0.3s ease, transform 0.3s ease;
}

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

.cap-card__icon {
  color: var(--color-accent);
  margin-bottom: var(--space-4);
}

.cap-card__title {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: var(--text-base);
  color: var(--color-chrome);
  margin-bottom: var(--space-2);
}

.cap-card__desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* ═══ ABOUT ════════════════════════════════════════════════════ */
.about {
  background: var(--color-surface);
}

.about__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(var(--space-8), 5vw, var(--space-16));
  align-items: start;
}

@media (max-width: 768px) {
  .about__grid {
    grid-template-columns: 1fr;
  }
}

.about__content p {
  color: var(--color-text);
  margin-bottom: var(--space-4);
  line-height: 1.7;
}

.about__stats {
  display: flex;
  gap: var(--space-8);
  margin-top: var(--space-8);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-border);
}

.stat {
  display: flex;
  flex-direction: column;
}

.stat__number {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--text-xl);
  color: var(--color-accent);
}

.stat__label {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  letter-spacing: 0.02em;
}

.about__visual {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.about__logo {
  width: 100%;
  border-radius: var(--radius-md);
}

.about__info-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3);
}

@media (max-width: 480px) {
  .about__info-cards {
    grid-template-columns: 1fr;
  }
  .about__stats {
    flex-wrap: wrap;
    gap: var(--space-6);
  }
}

.info-card {
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: var(--space-3) var(--space-4);
}

.info-card__label {
  display: block;
  font-size: var(--text-xs);
  color: var(--color-accent);
  font-weight: 600;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-1);
}

.info-card__value {
  font-size: var(--text-sm);
  color: var(--color-chrome);
  font-weight: 500;
}

/* ═══ CONTACT ══════════════════════════════════════════════════ */
.contact {
  background: var(--color-bg);
}

.contact__grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-4);
}

.contact__card {
  flex: 0 1 280px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-8);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.contact__card svg {
  margin-inline: auto;
  color: var(--color-accent);
  margin-bottom: var(--space-4);
}

.contact__card h3 {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: var(--text-base);
  color: var(--color-chrome);
  margin-bottom: var(--space-2);
}

.contact__card a {
  color: var(--color-accent);
  text-decoration: none;
  font-size: var(--text-sm);
}

.contact__card a:hover {
  color: var(--color-accent-hover);
  text-decoration: underline;
}

.contact__card p {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}

.social-icons {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--space-6);
  margin-top: var(--space-6);
  flex: 1;
}

.social-icons a {
  color: var(--color-accent);
  display: flex;
  align-items: center;
  transition: color 0.2s;
}

.social-icons a:hover {
  color: var(--color-accent-hover);
}

/* ═══ FOOTER ═══════════════════════════════════════════════════ */
.footer {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding-block: var(--space-8);
}

.footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-6);
}

.footer__left {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.footer__logo {
  width: 36px; height: 36px;
  border-radius: var(--radius-sm);
}

.footer__name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-sm);
  color: var(--color-chrome);
  letter-spacing: 0.05em;
}

.footer__center p {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  font-style: italic;
}

.footer__right p {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  text-align: right;
}

@media (max-width: 768px) {
  .footer__inner {
    flex-direction: column;
    text-align: center;
  }
  .footer__right p { text-align: center; }
}

/* ═══ SCROLL ANIMATIONS ════════════════════════════════════════ */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}