/* Shared site navigation — single source of truth for layout & sizing */
:root {
  --nav-pad-y: 1.4rem;
  --nav-pad-x: 5vw;
  --nav-pad-y-scrolled: 1rem;
  --nav-logo-h: 40px;
  --nav-min-h: 5.5rem;
  --nav-min-h-scrolled: 4.75rem;
  --nav-break: 1100px;
  --nav-z: 1000;
  --nav-menu-z: 999;
}

nav,
nav.nav,
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--nav-z);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: var(--nav-min-h);
  padding: var(--nav-pad-y) var(--nav-pad-x);
  padding-left: max(var(--nav-pad-x), env(safe-area-inset-left));
  padding-right: max(var(--nav-pad-x), env(safe-area-inset-right));
  padding-top: max(var(--nav-pad-y), env(safe-area-inset-top));
  background: rgba(255, 255, 255, .96);
  border-bottom: 1px solid rgba(10, 10, 10, .09);
  -webkit-backdrop-filter: blur(24px) saturate(1.4);
  backdrop-filter: blur(24px) saturate(1.4);
  box-shadow: 0 1px 24px rgba(0, 0, 0, .06);
  transition: box-shadow .4s cubic-bezier(0.16, 1, 0.3, 1),
              padding .4s cubic-bezier(0.16, 1, 0.3, 1),
              min-height .4s cubic-bezier(0.16, 1, 0.3, 1),
              background .4s cubic-bezier(0.16, 1, 0.3, 1),
              border-color .4s cubic-bezier(0.16, 1, 0.3, 1);
}

nav.scrolled,
nav.nav.scrolled,
.nav.scrolled {
  min-height: var(--nav-min-h-scrolled);
  padding: var(--nav-pad-y-scrolled) var(--nav-pad-x);
  padding-left: max(var(--nav-pad-x), env(safe-area-inset-left));
  padding-right: max(var(--nav-pad-x), env(safe-area-inset-right));
  padding-top: max(var(--nav-pad-y-scrolled), env(safe-area-inset-top));
  box-shadow: 0 2px 40px rgba(0, 0, 0, .1);
}

/* Open mobile menu: blend nav into dark overlay so X stays visible */
nav.menu-open,
nav.nav.menu-open,
.nav.menu-open {
  background: transparent;
  border-bottom-color: transparent;
  box-shadow: none;
  -webkit-backdrop-filter: none;
  backdrop-filter: none;
}

nav.menu-open .nav-logo,
nav.nav.menu-open .nav-logo,
.nav.menu-open .nav-logo {
  opacity: 0;
  pointer-events: none;
}

nav.menu-open .nav-right > :not(.nav-burger),
nav.nav.menu-open .nav-right > :not(.nav-burger),
.nav.menu-open .nav-right > :not(.nav-burger) {
  opacity: 0;
  pointer-events: none;
}

nav.menu-open .nav-burger,
nav.nav.menu-open .nav-burger,
.nav.menu-open .nav-burger {
  color: #fff;
  border-color: rgba(255, 255, 255, .28);
  background: rgba(255, 255, 255, .08);
}

.nav-logo {
  display: flex;
  flex-direction: column;
  gap: 2px;
  flex-shrink: 0;
  text-decoration: none;
  min-width: 0;
  transition: opacity .25s ease;
}

.nav-logo img {
  height: var(--nav-logo-h);
  width: auto;
  max-width: min(180px, 42vw);
  object-fit: contain;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
  flex: 1 1 auto;
  justify-content: center;
  min-width: 0;
}

.nav-link {
  font-size: .62rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .18em;
  color: #6b6560;
  transition: color .25s cubic-bezier(0.16, 1, 0.3, 1);
  white-space: nowrap;
  padding: .5rem 0;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  position: relative;
  padding: .2rem 0;
  text-decoration: none;
  line-height: 1.2;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -3px;
  left: 50%;
  right: 50%;
  height: 1.5px;
  background: #CC0000;
  border-radius: 2px;
  transition: left .3s cubic-bezier(0.16, 1, 0.3, 1),
              right .3s cubic-bezier(0.16, 1, 0.3, 1);
}

.nav-link:hover,
.nav-link.active {
  color: #0a0a0a;
}

.nav-link:hover::after,
.nav-link.active::after {
  left: 0;
  right: 0;
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-shrink: 0;
  min-width: 0;
}

.nav-cta {
  font-size: .6rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: .14em;
  color: #fff;
  background: #CC0000;
  padding: .6rem 1.4rem;
  border-radius: 999px;
  border: none;
  box-shadow: 0 2px 14px rgba(204, 0, 0, .38);
  transition: background .25s, box-shadow .25s, opacity .25s ease;
  flex-shrink: 0;
  cursor: pointer;
  text-decoration: none;
  line-height: 1.2;
  white-space: nowrap;
}

.nav-cta:hover {
  background: #a50000;
  box-shadow: 0 4px 22px rgba(204, 0, 0, .5);
}

.nav-hub {
  background: transparent;
  color: #0a0a0a;
  border: 1px solid rgba(10, 10, 10, .25);
  box-shadow: none;
  margin-right: .5rem;
}

.nav-hub:hover {
  background: rgba(10, 10, 10, .06);
  border-color: rgba(10, 10, 10, .4);
  box-shadow: none;
}

.dark-toggle {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: 1px solid rgba(10, 10, 10, .09);
  background: none;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: .95rem;
  color: #6b6560;
  transition: all .25s, opacity .25s ease;
  flex-shrink: 0;
  cursor: pointer;
}

.dark-toggle:hover {
  color: #0a0a0a;
  border-color: #0a0a0a;
}

/* ── Hamburger ── */
.nav-burger {
  display: none;
  position: relative;
  z-index: calc(var(--nav-z) + 2);
  background: none;
  border: 1px solid rgba(10, 10, 10, .12);
  color: #0a0a0a;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 0;
  cursor: pointer;
  border-radius: 10px;
  flex-shrink: 0;
  -webkit-tap-highlight-color: transparent;
  transition: color .3s ease, border-color .3s ease, background .3s ease;
}

.nav-burger span {
  display: block;
  width: 18px;
  height: 2px;
  background: currentColor;
  border-radius: 1px;
  transition: transform .3s cubic-bezier(0.16, 1, 0.3, 1),
              opacity .2s ease;
  transform-origin: center;
}

.nav-burger.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-burger.open span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.nav-burger.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ── Full-screen mobile menu ── */
.mobile-menu {
  display: flex;
  position: fixed;
  inset: 0;
  z-index: var(--nav-menu-z);
  background: #0b0907;
  flex-direction: column;
  align-items: stretch;
  justify-content: flex-start;
  gap: 0;
  padding:
    calc(5.5rem + env(safe-area-inset-top, 0px))
    max(1.5rem, env(safe-area-inset-right))
    max(2rem, env(safe-area-inset-bottom))
    max(1.5rem, env(safe-area-inset-left));
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity .28s ease, visibility .28s ease;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

.mobile-menu.open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.mobile-menu-inner {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  gap: 0;
  flex: 1;
  width: 100%;
  max-width: 420px;
  margin: 0 auto;
  padding: 1rem 0 2rem;
}

.mobile-menu a,
.mobile-menu button.m-link {
  font-size: clamp(1.55rem, 6.5vw, 2.35rem);
  font-weight: 800;
  color: rgba(255, 255, 255, .38);
  letter-spacing: -.03em;
  transition: color .25s ease, transform .25s ease;
  line-height: 1.15;
  text-decoration: none;
  padding: .55rem 0;
  background: none;
  border: none;
  cursor: pointer;
  font-family: inherit;
  text-align: left;
  width: 100%;
  display: block;
}

.mobile-menu a:hover,
.mobile-menu a:focus-visible,
.mobile-menu button.m-link:hover,
.mobile-menu button.m-link:focus-visible {
  color: #fff;
  outline: none;
}

.mobile-menu a:active,
.mobile-menu button.m-link:active {
  color: #c17817;
}

.mobile-menu .m-divider {
  width: 100%;
  height: 1px;
  background: rgba(255, 255, 255, .1);
  margin: 1.1rem 0;
  border: none;
}

.mobile-menu .m-cta {
  margin-top: 1.25rem;
  font-size: .72rem !important;
  font-weight: 700 !important;
  letter-spacing: .12em !important;
  text-transform: uppercase;
  color: #fff !important;
  background: #CC0000 !important;
  padding: .9rem 1.75rem !important;
  border: none;
  border-radius: 999px;
  cursor: pointer;
  text-decoration: none;
  width: auto !important;
  text-align: center;
  box-shadow: 0 8px 28px rgba(204, 0, 0, .35);
}

.mobile-menu .m-cta:hover,
.mobile-menu .m-cta:focus-visible {
  background: #a50000 !important;
  color: #fff !important;
}

.mobile-menu .m-hub {
  margin-top: .65rem;
  font-size: .68rem !important;
  font-weight: 600 !important;
  letter-spacing: .08em !important;
  text-transform: uppercase;
  color: rgba(255, 255, 255, .75) !important;
  border: 1px solid rgba(255, 255, 255, .28);
  padding: .75rem 1.6rem !important;
  border-radius: 999px;
  background: transparent !important;
  text-decoration: none;
  width: auto !important;
  text-align: center;
}

.mobile-menu .m-hub:hover,
.mobile-menu .m-hub:focus-visible {
  color: #fff !important;
  border-color: rgba(255, 255, 255, .55);
}

.mobile-menu .m-products {
  font-size: .68rem !important;
  font-weight: 700 !important;
  letter-spacing: .1em !important;
  text-transform: uppercase;
  color: rgba(255, 255, 255, .55) !important;
  padding: .55rem 0 !important;
}

body.nav-menu-open {
  overflow: hidden !important;
  touch-action: none;
}

/* Tablet: tighten desktop nav before hamburger */
@media (max-width: 1280px) {
  .nav-links {
    gap: 1.15rem;
  }

  .nav-link {
    font-size: .56rem;
    letter-spacing: .12em;
  }

  .nav-right {
    gap: .65rem;
  }

  .nav-cta {
    padding: .55rem 1.1rem;
    font-size: .55rem;
  }

  .cmdb-trigger {
    padding: .45rem .85rem;
    font-size: .5rem;
  }
}

/* Hamburger breakpoint — tablets & phones */
@media (max-width: 1100px) {
  .nav-links {
    display: none !important;
  }

  .nav-burger {
    display: flex !important;
  }

  /* Keep bar lean: primary actions live in the mobile menu */
  .nav-right .nav-cta:not(.nav-hub) {
    display: none;
  }

  .cmdb-trigger {
    display: none !important;
  }

  .nav-right {
    gap: .55rem;
  }

  .nav-hub {
    margin-right: 0;
    padding: .55rem 1rem;
    font-size: .55rem;
  }
}

@media (max-width: 640px) {
  .dark-toggle {
    display: none;
  }

  .nav-hub {
    display: none;
  }

  :root {
    --nav-pad-x: 4.5vw;
    --nav-pad-y: 1rem;
    --nav-logo-h: 34px;
    --nav-min-h: 4.5rem;
    --nav-min-h-scrolled: 4rem;
  }
}

@media (max-width: 480px) {
  :root {
    --nav-pad-x: 4vw;
    --nav-logo-h: 30px;
  }

  .nav-burger {
    width: 42px;
    height: 42px;
  }
}

/* Command bar (All Products) */
.cmdb-trigger {
  display: inline-flex;
  align-items: center;
  gap: .55rem;
  padding: .5rem 1rem;
  border-radius: 999px;
  background: rgba(10, 10, 10, .07);
  border: 1px solid rgba(10, 10, 10, .15);
  color: rgba(10, 10, 10, .65);
  cursor: pointer;
  font-size: .55rem;
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
  font-family: system-ui, sans-serif;
  transition: background .35s, border-color .35s, color .35s, box-shadow .2s, opacity .25s ease;
  white-space: nowrap;
  flex-shrink: 0;
}

.cmdb-trigger:hover {
  background: rgba(10, 10, 10, .12);
  border-color: rgba(10, 10, 10, .25);
  color: #0a0a0a;
  box-shadow: 0 4px 16px rgba(0, 0, 0, .1);
}

.cmdb-overlay {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 9000;
  background: rgba(0, 0, 0, .6);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  align-items: flex-start;
  justify-content: center;
  padding: max(8vh, env(safe-area-inset-top)) 1rem 1rem;
  overflow-y: auto;
}

.cmdb-overlay.open { display: flex; }

.cmdb-box {
  width: min(640px, 100%);
  background: #fff;
  border: 1px solid rgba(0, 0, 0, .1);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 32px 80px rgba(0, 0, 0, .18), 0 2px 8px rgba(0, 0, 0, .08);
  animation: cmdbIn .22s cubic-bezier(.16, 1, .3, 1) both;
  margin-bottom: 2rem;
}

@keyframes cmdbIn {
  from { opacity: 0; transform: scale(.96) translateY(-8px); }
  to { opacity: 1; transform: none; }
}

.cmdb-search {
  display: flex;
  align-items: center;
  gap: .85rem;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid rgba(0, 0, 0, .07);
}

.cmdb-search i { font-size: 1.1rem; color: rgba(0, 0, 0, .3); flex-shrink: 0; }

.cmdb-search input {
  flex: 1;
  background: none;
  border: none;
  outline: none;
  font-size: .95rem;
  color: #0a0a0a;
  font-family: system-ui, sans-serif;
  caret-color: #CC0000;
  min-width: 0;
}

.cmdb-search input::placeholder { color: rgba(0, 0, 0, .25); }

.cmdb-esc {
  font-size: .48rem;
  color: rgba(0, 0, 0, .3);
  background: rgba(0, 0, 0, .05);
  padding: .2rem .6rem;
  border-radius: 4px;
  border: 1px solid rgba(0, 0, 0, .1);
  flex-shrink: 0;
  font-family: system-ui, sans-serif;
  white-space: nowrap;
}

.cmdb-section-label {
  font-size: .42rem;
  font-weight: 800;
  letter-spacing: .28em;
  text-transform: uppercase;
  color: rgba(0, 0, 0, .3);
  padding: .85rem 1.25rem .4rem;
  font-family: system-ui, sans-serif;
}

.cmdb-items { padding: .3rem .5rem .5rem; }

.cmdb-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: .75rem;
  border-radius: 10px;
  cursor: pointer;
  text-decoration: none;
  transition: background .12s;
}

.cmdb-item:hover,
.cmdb-item.cactive { background: rgba(0, 0, 0, .05); }

.cmdb-icon {
  width: 38px;
  height: 38px;
  border-radius: 9px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: .58rem;
  font-weight: 900;
  letter-spacing: .04em;
  text-transform: uppercase;
  flex-shrink: 0;
  border: 1px solid rgba(0, 0, 0, .08);
  font-family: system-ui, sans-serif;
}

.cmdb-body { flex: 1; min-width: 0; }

.cmdb-name {
  font-size: .82rem;
  font-weight: 700;
  color: #0a0a0a;
  font-family: system-ui, sans-serif;
  display: flex;
  align-items: center;
  gap: .5rem;
  flex-wrap: wrap;
}

.cmdb-badge {
  font-size: .36rem;
  font-weight: 800;
  letter-spacing: .18em;
  text-transform: uppercase;
  padding: .18rem .55rem;
  border-radius: 100px;
  font-family: system-ui, sans-serif;
}

.cmdb-cur {
  font-size: .36rem;
  font-weight: 800;
  letter-spacing: .14em;
  text-transform: uppercase;
  background: rgba(0, 0, 0, .07);
  color: rgba(0, 0, 0, .35);
  padding: .18rem .55rem;
  border-radius: 100px;
  font-family: system-ui, sans-serif;
}

.cmdb-desc {
  font-size: .72rem;
  color: rgba(0, 0, 0, .42);
  margin-top: .15rem;
  font-family: system-ui, sans-serif;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.cmdb-arrow {
  font-size: .85rem;
  color: rgba(0, 0, 0, .2);
  transition: color .15s, transform .15s;
  flex-shrink: 0;
}

.cmdb-item:hover .cmdb-arrow,
.cmdb-item.cactive .cmdb-arrow {
  color: rgba(0, 0, 0, .5);
  transform: translateX(2px);
}

.cmdb-footer {
  padding: .6rem 1.25rem;
  border-top: 1px solid rgba(0, 0, 0, .07);
  display: flex;
  align-items: center;
  gap: 1.2rem;
  flex-wrap: wrap;
}

.cmdb-footer span {
  font-size: .44rem;
  color: rgba(0, 0, 0, .3);
  display: flex;
  align-items: center;
  gap: .3rem;
  font-family: system-ui, sans-serif;
}

.cmdb-footer kbd {
  background: rgba(0, 0, 0, .05);
  border: 1px solid rgba(0, 0, 0, .1);
  border-radius: 4px;
  padding: .1rem .4rem;
  font-size: .44rem;
  font-family: system-ui, sans-serif;
  color: rgba(0, 0, 0, .35);
}

.cmdb-empty {
  padding: 2rem 1.25rem;
  text-align: center;
  font-size: .8rem;
  color: rgba(0, 0, 0, .3);
  font-family: system-ui, sans-serif;
  display: none;
}

@media (max-width: 640px) {
  .cmdb-esc { display: none; }
  .cmdb-footer { display: none; }
  .cmdb-desc { white-space: normal; }
}

/* Dark theme nav affordances */
[data-theme="dark"] nav,
[data-theme="dark"] nav.nav,
[data-theme="dark"] .nav {
  background: rgba(17, 17, 16, .95);
  border-bottom-color: rgba(255, 255, 255, .08);
}

[data-theme="dark"] .nav-link {
  color: rgba(240, 237, 232, .55);
}

[data-theme="dark"] .nav-link:hover,
[data-theme="dark"] .nav-link.active {
  color: #f0ede8;
}

[data-theme="dark"] .nav-hub {
  color: #f0ede8;
  border-color: rgba(255, 255, 255, .22);
}

[data-theme="dark"] .nav-burger {
  color: #f0ede8;
  border-color: rgba(255, 255, 255, .18);
}

[data-theme="dark"] .dark-toggle {
  color: rgba(240, 237, 232, .65);
  border-color: rgba(255, 255, 255, .12);
}

[data-theme="dark"] .cmdb-trigger {
  background: rgba(255, 255, 255, .07);
  border-color: rgba(255, 255, 255, .14);
  color: rgba(240, 237, 232, .7);
}

[data-theme="dark"] nav.menu-open,
[data-theme="dark"] .nav.menu-open {
  background: transparent;
  border-bottom-color: transparent;
}