/* CLAWOLF Executive Visual Language — header, nav, footer chrome */

.exec-header {
  position: sticky;
  top: 0;
  z-index: 200;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--exec-border);
  box-shadow: var(--exec-shadow-sm);
}

.exec-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--exec-space-4);
  min-height: 4.25rem;
}

.exec-brand {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.15rem;
  text-decoration: none;
  color: inherit;
  flex-shrink: 0;
}

.exec-brand:hover {
  color: inherit;
}

.exec-brand__logo {
  display: block;
  height: 2rem;
  width: auto;
  max-width: 9.5rem;
  object-fit: contain;
}

.exec-brand__tagline {
  font-family: var(--exec-font-mono);
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--exec-ink-soft);
}

.exec-nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 2.75rem;
  height: 2.75rem;
  padding: 0;
  border: 1px solid var(--exec-border);
  border-radius: var(--exec-radius-sm);
  background: var(--exec-bg-elevated);
  cursor: pointer;
}

.exec-nav-toggle:focus-visible {
  outline: none;
  box-shadow: var(--exec-focus-ring);
}

.exec-nav-toggle__bar {
  display: block;
  width: 1.125rem;
  height: 2px;
  margin: 0 auto;
  background: var(--exec-navy-800);
  border-radius: 1px;
}

.exec-nav__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  gap: 0.15rem 0.35rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.exec-nav__link {
  display: block;
  padding: 0.45rem 0.55rem;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  color: var(--exec-navy-800);
  text-decoration: none;
  border-radius: var(--exec-radius-sm);
  white-space: nowrap;
}

.exec-nav__link:hover {
  color: var(--exec-cyan-600);
  background: rgba(0, 184, 212, 0.06);
  text-decoration: none;
}

.exec-nav__link.is-active {
  color: var(--exec-cyan-600);
  background: rgba(0, 184, 212, 0.1);
}

.exec-nav__link:focus-visible {
  outline: none;
  box-shadow: var(--exec-focus-ring);
}

/* Commercial grouped navigation */
.exec-nav__item--commercial {
  position: relative;
}

.exec-nav__item--commercial-mobile {
  display: none;
}

.exec-nav__commercial-trigger {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.45rem 0.55rem;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--exec-navy-800);
  background: transparent;
  border: none;
  border-radius: var(--exec-radius-sm);
  cursor: pointer;
  font-family: inherit;
}

.exec-nav__commercial-trigger::after {
  content: "▾";
  font-size: 0.65rem;
  opacity: 0.7;
}

.exec-nav__commercial-trigger:hover,
.exec-nav__commercial-trigger.is-active {
  color: var(--exec-cyan-600);
  background: rgba(0, 184, 212, 0.08);
}

.exec-nav__commercial-panel {
  display: none;
  position: absolute;
  right: 0;
  top: calc(100% + 0.35rem);
  min-width: 15rem;
  padding: 0.5rem;
  background: var(--exec-bg-elevated);
  border: 1px solid var(--exec-border);
  border-radius: var(--exec-radius-md);
  box-shadow: var(--exec-shadow-md);
  z-index: 300;
}

.exec-nav__item--commercial-open .exec-nav__commercial-panel {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.exec-nav__commercial-link {
  display: block;
  padding: 0.55rem 0.65rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--exec-navy-800);
  text-decoration: none;
  border-radius: var(--exec-radius-sm);
}

.exec-nav__commercial-link:hover,
.exec-nav__commercial-link.is-active {
  color: var(--exec-cyan-600);
  background: rgba(0, 184, 212, 0.08);
}

@media (max-width: 1100px) {
  .exec-nav-toggle {
    display: flex;
    margin-left: auto;
  }

  .exec-nav {
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    display: none;
    padding: var(--exec-space-4) var(--exec-space-6) var(--exec-space-6);
    background: var(--exec-bg-elevated);
    border-bottom: 1px solid var(--exec-border);
    box-shadow: var(--exec-shadow-md);
  }

  .exec-header--open .exec-nav {
    display: block;
  }

  .exec-nav__list {
    flex-direction: column;
    align-items: stretch;
  }

  .exec-nav__link {
    padding: 0.65rem 0.75rem;
    font-size: 0.9375rem;
  }

  .exec-nav__item--commercial {
    display: none;
  }

  .exec-nav__item--commercial-mobile {
    display: block;
    border-top: 1px solid var(--exec-border);
    margin-top: 0.5rem;
    padding-top: 0.5rem;
  }

  .exec-nav__mobile-label {
    display: block;
    padding: 0.35rem 0.75rem;
    font-size: 0.6875rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--exec-ink-soft);
  }

  .exec-nav__item--nested {
    list-style: none;
  }
}

/* Footer */
.exec-footer {
  margin-top: var(--exec-space-16);
  padding: var(--exec-space-12) 0 var(--exec-space-8);
  background: var(--exec-navy-900);
  color: rgba(232, 238, 248, 0.85);
  border-top: 3px solid var(--exec-indigo-600);
}

.exec-footer a {
  color: var(--exec-cyan-400);
  text-decoration: none;
}

.exec-footer a:hover {
  color: #ffffff;
  text-decoration: underline;
}

.exec-footer__top {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--exec-space-10);
  padding-bottom: var(--exec-space-8);
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.exec-footer__brand strong {
  display: block;
  font-size: 1.125rem;
  color: #ffffff;
  margin-bottom: var(--exec-space-2);
}

.exec-footer__tag {
  font-size: var(--exec-text-base);
  color: rgba(232, 238, 248, 0.72);
  max-width: 22rem;
  line-height: 1.5;
}

.exec-footer__cols {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--exec-space-6);
}

.exec-footer__col-title {
  margin: 0 0 var(--exec-space-3);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.55);
}

.exec-footer__links {
  margin: 0;
  padding: 0;
  list-style: none;
}

.exec-footer__links li {
  margin-bottom: 0.4rem;
}

.exec-footer__links a {
  font-size: 0.9375rem;
}

.exec-footer__bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--exec-space-3);
  padding-top: var(--exec-space-6);
  font-size: 0.875rem;
  color: rgba(232, 238, 248, 0.55);
}

@media (max-width: 900px) {
  .exec-footer__top {
    grid-template-columns: 1fr;
  }
  .exec-footer__cols {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 520px) {
  .exec-footer__cols {
    grid-template-columns: 1fr;
  }
}

body.exec-nav-open {
  overflow: hidden;
}