/* ==========================================================================
   Component: Site header (logo, main nav, search, theme + menu toggles)
   JS: assets/js/components/header.js
   ========================================================================== */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--paper);
  border-bottom: 1px solid var(--line);
}

.site-header__bar {
  position: relative;
  display: flex;
  align-items: center;
  gap: 20px;
  height: var(--header-h);
}

.site-header__actions {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-left: auto;
  flex: none;
}

.site-header__menu-btn { display: none; }
.site-header__menu-btn .icon--close { display: none; }
.site-header__menu-btn[aria-expanded="true"] .icon--menu { display: none; }
.site-header__menu-btn[aria-expanded="true"] .icon--close { display: inline-block; }

/* ---------- Navigation ---------- */
.site-nav {
  display: flex;
  align-items: center;
  flex: 1;
  min-width: 0;
  gap: 16px;
}

.site-nav__list {
  display: flex;
  gap: 4px;
  margin: 0 auto;
  padding: 0;
  list-style: none;
}

.site-nav__link {
  position: relative;
  display: block;
  padding: 9px 14px;
  border-radius: var(--radius-pill);
  font-size: .95rem;
  font-weight: 600;
  white-space: nowrap;
  transition: background-color .2s var(--ease);
}
.site-nav__link:hover { background: var(--mist); color: var(--ink); }

.site-nav__link.is-active::after {
  content: "";
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 0;
  height: 3px;
  border-radius: 3px;
  background: var(--brand);
}

.site-nav__link--game,
.site-nav__link--game:hover {
  background: var(--hot);
  color: var(--night);
}

/* ---------- Category dropdowns (mega menu) ----------
   Markup: li.site-nav__item--menu.cat-{color}[data-nav-item]
             > .site-nav__row > a.site-nav__link + button.site-nav__toggle
             > .nav-menu[data-nav-menu] > .nav-menu__inner
   JS: assets/theme/js/components/nav-menu.js (toggles .is-open on the li)
   ---------------------------------------------------------------------- */
.site-nav__item { position: relative; }

.site-nav__row {
  display: flex;
  align-items: center;
  border-radius: var(--radius-pill);
  transition: background-color .2s var(--ease);
}

.site-nav__item--menu .site-nav__link { padding-right: 4px; }
.site-nav__item--menu .site-nav__link:hover { background: none; }
.site-nav__item--menu .site-nav__link.is-active::after { right: 4px; }
.site-nav__item--menu:hover .site-nav__row,
.site-nav__item--menu.is-open .site-nav__row { background: var(--mist); }

.site-nav__toggle {
  display: inline-grid;
  place-items: center;
  width: 26px;
  height: 26px;
  margin-right: 6px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: none;
  color: var(--sub);
  cursor: pointer;
  flex: none;
  transition: background-color .2s var(--ease), color .2s var(--ease);
}
.site-nav__chevron {
  width: 16px;
  height: 16px;
  transition: transform .25s var(--ease);
}
.site-nav__toggle:hover { color: var(--ink); background: color-mix(in srgb, var(--c, var(--brand)) 14%, transparent); }
.site-nav__item--menu.is-open .site-nav__toggle { color: var(--c-ink, var(--c, var(--brand))); }
.site-nav__item--menu.is-open .site-nav__chevron { transform: rotate(180deg); }

/* Category icons: the icon file as a CSS mask (.svg-mask), tinted with currentColor; PNG/WebP uploads are <img> */
.svg-icon { display: block; width: 24px; height: 24px; flex: none; }
img.svg-icon { object-fit: contain; }

/* Accent used for text/icons; lifted in dark mode so it reads on the dark surface */
.site-nav__item--menu { --c-ink: var(--c, var(--brand)); }
:root[data-theme="dark"] .site-nav__item--menu { --c-ink: color-mix(in srgb, var(--c, var(--brand)) 62%, #fff); }

.nav-menu__art { display: none; }

.nav-menu__list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin: 0;
  padding: 0;
  list-style: none;
}
.nav-menu--single .nav-menu__list { grid-template-columns: minmax(0, 1fr); }

.nav-menu__link {
  display: flex;
  align-items: center;
  color: var(--ink);
  transition: background-color .18s var(--ease), color .18s var(--ease), transform .2s var(--ease);
}
.nav-menu__icon {
  display: grid;
  place-items: center;
  background: color-mix(in srgb, var(--c, var(--brand)) 10%, transparent);
  color: var(--c-ink);
  flex: none;
  transition: background-color .18s var(--ease), color .18s var(--ease), transform .25s var(--ease), box-shadow .25s var(--ease);
}
:root[data-theme="dark"] .nav-menu__icon { background: color-mix(in srgb, var(--c, var(--brand)) 20%, transparent); }
.nav-menu__initial { font-weight: 700; font-size: 1rem; }
.nav-menu__name {
  min-width: 0;
  font-weight: 700;
  line-height: 1.3;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  transition: color .18s var(--ease);
}

.nav-menu__link:hover .nav-menu__name,
.nav-menu__link:focus-visible .nav-menu__name,
.nav-menu__link.is-active .nav-menu__name { color: var(--c-ink); }
.nav-menu__link:hover .nav-menu__icon,
.nav-menu__link:focus-visible .nav-menu__icon { background: color-mix(in srgb, var(--c, var(--brand)) 18%, transparent); }
:root[data-theme="dark"] .nav-menu__link:hover .nav-menu__icon,
:root[data-theme="dark"] .nav-menu__link:focus-visible .nav-menu__icon { background: color-mix(in srgb, var(--c, var(--brand)) 30%, transparent); }
.nav-menu__link.is-active .nav-menu__icon,
:root[data-theme="dark"] .nav-menu__link.is-active .nav-menu__icon { background: var(--c, var(--brand)); color: #fff; }

.nav-menu__all {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  background: color-mix(in srgb, var(--c, var(--brand)) 10%, transparent);
  color: var(--c-ink);
  font-weight: 700;
  transition: background-color .18s var(--ease);
}
:root[data-theme="dark"] .nav-menu__all { background: color-mix(in srgb, var(--c, var(--brand)) 18%, transparent); }
.nav-menu__all-arrow {
  width: 20px;
  height: 20px;
  flex: none;
  transition: transform .2s var(--ease);
}
.nav-menu__all:hover,
.nav-menu__all:focus-visible { background: color-mix(in srgb, var(--c, var(--brand)) 17%, transparent); color: var(--c-ink); }
:root[data-theme="dark"] .nav-menu__all:hover,
:root[data-theme="dark"] .nav-menu__all:focus-visible { background: color-mix(in srgb, var(--c, var(--brand)) 28%, transparent); }
.nav-menu__all:hover .nav-menu__all-arrow,
.nav-menu__all:focus-visible .nav-menu__all-arrow { transform: translateX(4px); }
.nav-menu__all:focus-visible,
.nav-menu__link:focus-visible { outline-offset: 2px; }

/* ---------- Desktop: floating card under the item ---------- */
@media (min-width: 992px) {
  .nav-menu {
    position: absolute;
    top: 100%;
    left: 50%;
    z-index: 60;
    width: 720px;
    max-width: calc(100vw - 24px);
    padding-top: 12px;              /* hover bridge between the link and the card */
    visibility: hidden;
    opacity: 0;
    transform: translate(calc(-50% + var(--nav-shift, 0px)), 8px);
    pointer-events: none;
    transition: opacity .18s var(--ease), transform .24s var(--ease), visibility 0s linear .24s;
  }
  .nav-menu--single { width: 560px; }
  .site-nav__item--menu.is-open .nav-menu {
    visibility: visible;
    opacity: 1;
    transform: translate(calc(-50% + var(--nav-shift, 0px)), 0);
    pointer-events: auto;
    transition: opacity .18s var(--ease), transform .24s var(--ease);
  }

  .nav-menu__inner {
    position: relative;
    overflow: hidden;
    padding: 28px;
    border: 1px solid color-mix(in srgb, var(--c, var(--brand)) 16%, var(--line));
    border-radius: 24px;
    background: var(--surface);
    box-shadow: 0 30px 70px -20px rgba(40, 30, 110, .28), 0 4px 14px rgba(18, 20, 43, .05);
  }
  :root[data-theme="dark"] .nav-menu__inner {
    border-color: color-mix(in srgb, var(--c, var(--brand)) 22%, var(--line));
    box-shadow: 0 30px 70px -16px rgba(0, 0, 0, .7);
  }

  /* Right-side art */
  .nav-menu__art {
    display: block;
    position: absolute;
    top: 0;
    right: 0;
    bottom: 86px;
    width: 44%;
    pointer-events: none;
    -webkit-mask-image: linear-gradient(90deg, transparent 0%, #000 45%), linear-gradient(180deg, #000 60%, transparent 100%);
    -webkit-mask-composite: source-in;
    mask-image: linear-gradient(90deg, transparent 0%, #000 45%), linear-gradient(180deg, #000 60%, transparent 100%);
    mask-composite: intersect;
  }
  /* Category menu background (Admin → Categories → Image): covers the whole card.
     The artwork is already faded on the left, so it's used as-is. */
  .nav-menu__art.has-img {
    inset: 0;
    width: auto;
    bottom: 0;
    background: var(--art) right center / cover no-repeat;
    opacity: 1;
    -webkit-mask-image: none;
    mask-image: none;
  }
  .nav-menu__art.has-img > * { display: none; }
  .nav-menu__inner > :not(.nav-menu__art) { position: relative; z-index: 1; }
  :root[data-theme="dark"] .nav-menu__art.has-img { opacity: .1; }
  .nav-menu__art:not(.has-img) {
    background:
      radial-gradient(circle at 72% 38%, color-mix(in srgb, var(--c, var(--brand)) 20%, transparent) 0, transparent 52%),
      radial-gradient(circle at 95% 92%, color-mix(in srgb, var(--c, var(--brand)) 14%, transparent) 0, transparent 42%);
  }
  .nav-menu__art-ring {
    position: absolute;
    top: 50%;
    right: 34px;
    width: 190px;
    height: 190px;
    margin-top: -95px;
    border: 1.5px dashed color-mix(in srgb, var(--c, var(--brand)) 28%, transparent);
    border-radius: 50%;
  }
  .nav-menu__art-icon {
    position: absolute;
    top: 50%;
    right: 64px;
    margin-top: -65px;
    color: color-mix(in srgb, var(--c, var(--brand)) 30%, transparent);
    transform: rotate(-8deg);
  }
  .nav-menu__art-icon .svg-icon { width: 130px; height: 130px; }
  .nav-menu__art-dot {
    position: absolute;
    top: 30px;
    right: 64px;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--hot);
    box-shadow: 0 0 0 6px color-mix(in srgb, var(--hot) 22%, transparent);
  }

  .nav-menu__body { position: relative; width: 64%; }
  .nav-menu--single .nav-menu__body { width: 60%; }

  .nav-menu__head {
    display: flex;
    align-items: center;
    gap: 18px;
    padding-bottom: 22px;
    margin-bottom: 22px;
    border-bottom: 1px solid var(--line);
  }
  .nav-menu__badge {
    display: grid;
    place-items: center;
    width: 64px;
    height: 64px;
    border-radius: 16px;
    background: var(--c, var(--brand));
    color: #fff;
    flex: none;
    box-shadow: 0 10px 22px -10px var(--c, var(--brand));
  }
  .nav-menu__badge .svg-icon { width: 30px; height: 30px; }
  .nav-menu__heading { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
  .nav-menu__title { font-size: 1.6rem; font-weight: 700; line-height: 1.15; letter-spacing: -.02em; color: var(--ink); }
  .nav-menu__meta { font-size: .95rem; color: var(--sub); }

  .nav-menu__list { gap: 14px 18px; }
  .nav-menu__link { gap: 14px; padding: 2px; border-radius: 16px; }
  .nav-menu__link:hover { transform: translateY(-2px); }
  .nav-menu__icon { width: 56px; height: 56px; border-radius: 14px; }
  .nav-menu__icon .svg-icon { width: 26px; height: 26px; }
  .nav-menu__link:hover .nav-menu__icon { box-shadow: 0 10px 20px -12px var(--c, var(--brand)); }
  .nav-menu__name { font-size: 1.05rem; }

  .nav-menu__all {
    position: relative;
    margin-top: 24px;
    padding: 16px 22px;
    border-radius: 14px;
    font-size: 1rem;
  }
}

/* ---------- Search ---------- */
.site-search {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 210px;
  height: 42px;
  padding: 0 14px;
  border-radius: var(--radius-pill);
  background: var(--mist);
  color: var(--sub);
  flex: none;
}
.site-search:focus-within { outline: 3px solid var(--brand); outline-offset: 2px; }
.site-search .icon { width: 18px; height: 18px; }

.site-search__input {
  width: 100%;
  min-width: 0;
  border: 0;
  background: none;
  color: var(--ink);
  font: 500 .9rem var(--font);
}
.site-search__input:focus { outline: 0; }
.site-search__input::placeholder { color: var(--sub); }

/* Tablet landscape: hide inline search to make room for nav */
@media (min-width: 992px) and (max-width: 1199.98px) {
  .site-search { display: none; }
}

/* ---------- Mobile / tablet: collapsible panel ---------- */
@media (max-width: 991.98px) {
  .site-header__menu-btn { display: inline-grid; }

  .site-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 14px;
    padding: 16px;
    background: var(--paper);
    border-bottom: 1px solid var(--line);
    box-shadow: 0 18px 30px -18px rgba(15, 16, 32, .35);
    visibility: hidden;
    opacity: 0;
    transform: translateY(-8px);
    transition: opacity .2s var(--ease), transform .2s var(--ease), visibility 0s linear .2s;
  }

  .site-nav.is-open {
    visibility: visible;
    opacity: 1;
    transform: none;
    transition: opacity .2s var(--ease), transform .2s var(--ease);
  }

  .site-nav__list {
    flex-direction: column;
    margin: 0;
  }

  .site-nav__link { padding: 12px 16px; border-radius: var(--radius-sm); }
  .site-nav__link.is-active { background: var(--mist); }
  .site-nav__link.is-active::after { left: 0; right: auto; top: 10px; bottom: 10px; width: 3px; height: auto; }

  .site-search { width: 100%; order: -1; }

  /* Scroll the panel when open accordions make it taller than the screen */
  .site-nav {
    max-height: calc(100vh - var(--header-h));
    max-height: calc(100dvh - var(--header-h));
    overflow-y: auto;
    overscroll-behavior: contain;
  }

  /* Category accordions (simple list, no art) */
  .site-nav__item--menu .site-nav__row { border-radius: var(--radius-sm); }
  .site-nav__item--menu .site-nav__link { flex: 1; padding-right: 8px; }
  .site-nav__item--menu .site-nav__link.is-active { background: none; }
  .site-nav__item--menu:has(.site-nav__link.is-active) .site-nav__row,
  .site-nav__item--menu.is-open .site-nav__row { background: var(--mist); }
  .site-nav__item--menu:hover:not(.is-open):not(:has(.site-nav__link.is-active)) .site-nav__row { background: none; }
  .site-nav__toggle { width: 40px; height: 40px; margin-right: 4px; border-radius: 10px; }
  .site-nav__chevron { width: 18px; height: 18px; }

  .nav-menu {
    display: grid;
    grid-template-rows: 0fr;
    visibility: hidden;
    transition: grid-template-rows .25s var(--ease), visibility 0s linear .25s;
  }
  .site-nav__item--menu.is-open .nav-menu {
    grid-template-rows: 1fr;
    visibility: visible;
    transition: grid-template-rows .25s var(--ease);
  }
  .nav-menu__inner { min-height: 0; overflow: hidden; padding-left: 12px; }
  .nav-menu__head { display: none; }
  .nav-menu__list {
    gap: 2px 6px;
    margin: 6px 0 0 4px;
    padding: 0 0 0 8px;
    border-left: 2px solid color-mix(in srgb, var(--c, var(--brand)) 30%, transparent);
  }
  .nav-menu__link { gap: 10px; padding: 7px 8px; border-radius: var(--radius-sm); }
  .nav-menu__link:hover,
  .nav-menu__link:focus-visible { background: var(--mist); }
  .nav-menu__icon { width: 34px; height: 34px; border-radius: 10px; }
  .nav-menu__icon .svg-icon { width: 19px; height: 19px; }
  .nav-menu__name { font-size: .92rem; font-weight: 600; }
  .nav-menu__all { justify-content: flex-start; margin: 4px 0 8px 14px; padding: 8px 10px; border-radius: var(--radius-sm); background: none; font-size: .88rem; }
  :root[data-theme="dark"] .nav-menu__all { background: none; }
  .nav-menu__all-arrow { width: 16px; height: 16px; }
  .nav-menu__all:hover,
  .nav-menu__all:focus-visible,
  :root[data-theme="dark"] .nav-menu__all:hover,
  :root[data-theme="dark"] .nav-menu__all:focus-visible { background: var(--mist); }
}

@media (max-width: 359.98px) {
  .nav-menu__list { grid-template-columns: minmax(0, 1fr); }
}

@media (max-width: 575.98px) {
  .site-header__bar { gap: 10px; }
}

/* ---------- Theme toggle (moon ↔ sun) ---------- */
.theme-toggle {
  position: relative;
  display: block;
  width: 20px;
  height: 20px;
}
/* moon.svg / sun.svg carry their own colours (moon = --brand, sun = --hot) */
.theme-toggle__icon {
  position: absolute;
  inset: 0;
  width: 20px;
  height: 20px;
  transition: transform .45s var(--ease), opacity .3s var(--ease);
}
.theme-toggle__sun {
  opacity: 0;
  transform: rotate(-90deg) scale(.4);
}

[data-theme-toggle]:hover .theme-toggle__moon { transform: rotate(-14deg) scale(1.06); }

:root[data-theme="dark"] .theme-toggle__moon { opacity: 0; transform: rotate(90deg) scale(.4); }
:root[data-theme="dark"] .theme-toggle__sun { opacity: 1; transform: none; }
:root[data-theme="dark"] [data-theme-toggle]:hover .theme-toggle__sun { transform: rotate(45deg) scale(1.06); }

/* ---------- Compact mega menu (smaller card, same design) ---------- */
@media (min-width: 992px) {
  .nav-menu { width: 520px; padding-top: 10px; }
  .nav-menu--single { width: 420px; }
  .nav-menu__inner { padding: 20px; border-radius: 18px; }
  .nav-menu__body { width: 66%; }
  .nav-menu__head { gap: 12px; padding-bottom: 14px; margin-bottom: 14px; }
  .nav-menu__badge { width: 44px; height: 44px; border-radius: 12px; }
  .nav-menu__badge .svg-icon { width: 22px; height: 22px; }
  .nav-menu__title { font-size: 1.15rem; }
  .nav-menu__meta { font-size: .78rem; }
  .nav-menu__list { gap: 8px 12px; }
  .nav-menu__link { gap: 10px; border-radius: 12px; }
  .nav-menu__icon { width: 38px; height: 38px; border-radius: 10px; }
  .nav-menu__icon .svg-icon { width: 19px; height: 19px; }
  .nav-menu__name { font-size: .88rem; }
  .nav-menu__all { margin-top: 14px; padding: 10px 16px; border-radius: 10px; font-size: .85rem; }
  .nav-menu__art-ring { width: 130px; height: 130px; margin-top: -65px; }
  .nav-menu__art-icon { margin-top: -45px; }
  .nav-menu__art-icon .svg-icon { width: 90px; height: 90px; }
  .nav-menu__art-dot { width: 10px; height: 10px; }
}