/* ==========================================================================
   Header, navigation (desktop dropdown + phone/tablet panel) and footer.
   The markup for both is injected by js/site.js so it lives in one place.
   ========================================================================== */

/* ---------- Header ---------- */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  padding-top: env(safe-area-inset-top, 0px);
  transition: background-color 0.35s, border-color 0.35s, backdrop-filter 0.35s;
  border-bottom: 1px solid transparent;
}

.site-header.is-solid {
  background: rgba(0, 0, 0, 0.82);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  backdrop-filter: blur(14px) saturate(140%);
  border-bottom-color: var(--c-line);
}

/* An open phone menu needs a plain background: backdrop-filter would make
   the header the containing block of the fixed menu panel and clip it. */
.site-header.is-open {
  background: #000;
  -webkit-backdrop-filter: none;
  backdrop-filter: none;
  border-bottom-color: var(--c-line);
}

.site-header__inner {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  height: var(--header-h);
  max-width: calc(var(--max) + var(--gutter) * 2);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  text-decoration: none;
  flex: none;
}

.brand__mark {
  width: 30px;
  height: auto;
  color: var(--c-text);
  transition: color 0.3s;
}

.brand:hover .brand__mark { color: var(--c-gold); }

.brand__name {
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  white-space: nowrap;
}

/* "Def" bold + "Czech" light, read as one word */
.brand__name span { font-weight: 300; }

/* ---------- Navigation: shared ---------- */
.nav__list {
  list-style: none;
  padding: 0;
}

.nav__link {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
  text-decoration: none;
  color: var(--c-text);
  font-size: 0.86rem;
  font-weight: 500;
  letter-spacing: 0.02em;
}

.nav__link.is-soon {
  color: var(--c-faint);
  cursor: default;
}

.nav__link.is-soon em {
  font-style: normal;
  font-size: 0.62rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 0.1em 0.5em;
  border: 1px solid var(--c-line-strong);
  border-radius: 999px;
}

.nav__sub-toggle {
  display: inline-grid;
  place-items: center;
  width: 28px;
  height: 28px;
  padding: 0;
  border: 0;
  background: none;
  color: var(--c-muted);
}

.nav__sub-toggle .icon { width: 14px; height: 14px; transition: transform 0.3s var(--ease-out); }
.nav__item.is-open .nav__sub-toggle .icon { transform: rotate(180deg); }

/* Tactical gear menu: the rifle zones, numbered like the components map */
.nav__menu-title { color: var(--c-faint); }

.nav__parts {
  list-style: none;
  padding: 0;
  display: grid;
  gap: 0.15rem 1rem;
}

.nav__part {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.55rem 0.5rem;
  margin-inline: -0.5rem;
  border-radius: var(--radius);
  text-decoration: none;
  color: var(--c-muted);
  transition: background-color 0.2s, color 0.2s;
}

.nav__part:hover,
.nav__part:focus-visible {
  background: var(--c-surface-2);
  color: var(--c-text);
}

.nav__part.is-live { color: var(--c-text); }

.nav__part-num {
  display: inline-grid;
  place-items: center;
  flex: none;
  width: 1.6rem;
  height: 1.6rem;
  border: 1px solid var(--c-line-strong);
  border-radius: 50%;
  font-size: 0.7rem;
  color: var(--c-muted);
  transition: background-color 0.2s, color 0.2s, border-color 0.2s;
}

.nav__part.is-live .nav__part-num { border-color: var(--c-gold-line); color: var(--c-gold); }

.nav__part:hover .nav__part-num {
  background: var(--c-gold);
  border-color: var(--c-gold);
  color: #000;
}

.nav__part-text {
  display: grid;
  font-size: 0.86rem;
  font-weight: 500;
  line-height: 1.35;
}

.nav__part-text small {
  font-size: 0.7rem;
  font-weight: 400;
  color: var(--c-faint);
}

.nav__part.is-live .nav__part-text small { color: var(--c-gold); }

.nav__menu-all {
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
  padding-top: 0.9rem;
  border-top: 1px solid var(--c-line);
  font-size: var(--fs-label);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--c-text);
}

.nav__menu-all:hover { color: var(--c-gold); }
.nav__menu-all .icon { transition: transform 0.25s var(--ease-out); }
.nav__menu-all:hover .icon { transform: translateX(3px); }

/* ---------- Navigation: desktop ≥ 1024 ---------- */
@media (min-width: 1024px) {
  .nav {
    display: flex;
    align-items: center;
    flex: 1;
    gap: 2rem;
  }

  .nav__list {
    display: flex;
    align-items: center;
    gap: clamp(1.1rem, 2vw, 2rem);
  }

  .nav__list--main { margin-left: clamp(0.5rem, 3vw, 3rem); }
  .nav__list--secondary { margin-left: auto; }

  .nav__item { position: relative; display: flex; align-items: center; }

  .nav__link:not(.btn):not(.is-soon)::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    bottom: -6px;
    height: 1px;
    background: var(--c-gold);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.35s var(--ease-out);
  }

  .nav__link:hover::after,
  .nav__link[aria-current="page"]::after { transform: scaleX(1); }

  .nav__item--has-menu .nav__sub-toggle { margin-left: 0.1rem; }

  .nav__menu {
    position: absolute;
    top: calc(100% + 18px);
    left: -1.5rem;
    width: 480px;
    display: grid;
    gap: 0.9rem;
    padding: 1.2rem 1.5rem 1.3rem;
    background: rgba(8, 8, 7, 0.97);
    border: 1px solid var(--c-line);
    border-radius: var(--radius);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.6);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-6px);
    transition: opacity 0.25s, transform 0.3s var(--ease-out), visibility 0s 0.3s;
  }

  /* bridge the hover gap between link and panel */
  .nav__menu::before {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    top: -20px;
    height: 20px;
  }

  .nav__item--has-menu:hover .nav__menu,
  .nav__item--has-menu:focus-within .nav__menu,
  .nav__item.is-open .nav__menu {
    opacity: 1;
    visibility: visible;
    transform: none;
    transition: opacity 0.25s, transform 0.3s var(--ease-out), visibility 0s;
  }

  .nav__parts { grid-template-columns: 1fr 1fr; }

  .menu-toggle { display: none; }
}

/* ---------- Navigation: phone & tablet < 1024 ---------- */
@media (max-width: 1023px) {
  .menu-toggle {
    position: relative;
    display: inline-grid;
    place-items: center;
    width: 44px;
    height: 44px;
    margin-left: auto;
    margin-right: -10px;
    padding: 0;
    border: 0;
    background: none;
  }

  .menu-toggle span {
    position: absolute;
    left: 11px;
    width: 22px;
    height: 1.5px;
    background: var(--c-text);
    transition: transform 0.35s var(--ease-out), top 0.35s var(--ease-out);
  }

  .menu-toggle span:nth-child(1) { top: 17px; }
  .menu-toggle span:nth-child(2) { top: 26px; }

  .menu-toggle[aria-expanded="true"] span:nth-child(1) { top: 21.5px; transform: rotate(45deg); }
  .menu-toggle[aria-expanded="true"] span:nth-child(2) { top: 21.5px; transform: rotate(-45deg); }

  .nav {
    position: fixed;
    left: 0;
    right: 0;
    top: calc(var(--header-h) + env(safe-area-inset-top, 0px));
    bottom: 0;
    display: flex;
    flex-direction: column;
    gap: 2rem;
    padding: 1.5rem var(--gutter) calc(2rem + env(safe-area-inset-bottom, 0px));
    background: #000;
    overflow-y: auto;
    overscroll-behavior: contain;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: opacity 0.3s, transform 0.35s var(--ease-out), visibility 0s 0.35s;
  }

  .site-header.is-open .nav {
    opacity: 1;
    visibility: visible;
    transform: none;
    transition: opacity 0.3s, transform 0.35s var(--ease-out), visibility 0s;
  }

  .nav__list--main > li {
    position: relative;
    border-bottom: 1px solid var(--c-line);
  }

  .nav__list--main > li > .nav__link {
    display: flex;
    padding: 1.05rem 3rem 1.05rem 0;
    font-size: clamp(1.35rem, 1rem + 2.4vw, 1.9rem);
    font-weight: 300;
    letter-spacing: -0.02em;
  }

  .nav__list--main > li > .nav__link[aria-current="page"] { color: var(--c-gold); }

  .nav__sub-toggle {
    position: absolute;
    right: -8px;
    top: 0.55rem;
    width: 48px;
    height: 48px;
  }

  .nav__sub-toggle .icon { width: 18px; height: 18px; }

  .nav__menu {
    display: none;
    gap: 0.75rem;
    padding: 0 0 1.4rem;
  }

  .nav__item.is-open .nav__menu { display: grid; }

  @media (min-width: 640px) {
    .nav__parts { grid-template-columns: 1fr 1fr; }
  }

  .nav__list--secondary {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 1rem 1.75rem;
  }

  .nav__list--secondary .nav__link:not(.btn) { font-size: 1rem; }
  .nav__list--secondary .btn { font-size: 0.8rem; min-height: 44px; }
}

/* ---------- Footer ---------- */
.site-footer {
  position: relative;
  border-top: 1px solid var(--c-line);
  padding-top: clamp(3rem, 2rem + 4vw, 5.5rem);
  padding-bottom: calc(1.5rem + env(safe-area-inset-bottom, 0px));
  overflow: hidden;
}

.site-footer__top {
  display: grid;
  gap: 2.5rem;
}

@media (min-width: 640px) {
  .site-footer__top { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (min-width: 1024px) {
  .site-footer__top { grid-template-columns: minmax(0, 2fr) repeat(3, minmax(0, 1fr)); }
}

.site-footer__brand p {
  margin-top: 1rem;
  color: var(--c-muted);
  font-size: var(--fs-small);
  max-width: 34ch;
}

.site-footer__col h2 {
  font-size: var(--fs-label);
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--c-faint);
  margin-bottom: 1rem;
}

.site-footer__col ul {
  list-style: none;
  padding: 0;
  display: grid;
  gap: 0.55rem;
}

.site-footer__col a,
.site-footer__col address {
  color: var(--c-text);
  text-decoration: none;
  font-size: var(--fs-small);
  font-style: normal;
  line-height: 1.7;
}

.site-footer__col a:hover { color: var(--c-gold); }

.site-footer__wordmark {
  margin: clamp(2.5rem, 2rem + 3vw, 4.5rem) 0 1.25rem;
  font-size: clamp(2.8rem, 19.5vw, 17.5rem);
  font-weight: 100;
  line-height: 0.8;
  letter-spacing: -0.06em;
  color: transparent;
  -webkit-text-stroke: 1px var(--c-line-strong);
  white-space: nowrap;
  user-select: none;
  text-align: center;
}

.site-footer__bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--c-line);
  color: var(--c-faint);
  font-size: 0.76rem;
}

.site-footer__bottom a { color: var(--c-muted); text-decoration: none; }
.site-footer__bottom a:hover { color: var(--c-gold); }

.socials {
  display: flex;
  gap: 0.5rem;
}

.socials a {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border: 1px solid var(--c-line);
  border-radius: 50%;
  color: var(--c-muted);
  transition: color 0.2s, border-color 0.2s;
}

.socials a:hover { color: var(--c-gold); border-color: var(--c-gold-line); }
.socials svg { width: 16px; height: 16px; fill: currentColor; }