/* ==========================================================================
   Header, primary nav, search box + suggestions, mobile drawer, browse panel
   ========================================================================== */

.site-header {
    position: sticky;
    top: 0;
    z-index: var(--z-header);
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
}
.admin-bar .site-header { top: 32px; }
@media (max-width: 782px) { .admin-bar .site-header { top: 0; } }

.site-header__inner {
    display: flex;
    align-items: center;
    gap: var(--space-3) var(--space-7);
    min-height: var(--header-height);
    padding-block: var(--space-3);
}

/* Logo */
.brand-logo { display: inline-flex; flex-shrink: 0; align-items: center; text-decoration: none; }
.brand-logo__img { width: auto; height: 40px; }
.site-header__logo .brand-logo__img { height: 42px; margin-left: -8px; } /* artwork has 8px built-in padding */
@media (max-width: 640px) { .site-header__logo .brand-logo__img { height: 34px; } }

/* Primary nav */
.site-nav { flex: 1 1 auto; min-width: 0; }
.site-nav__list { display: flex; flex-wrap: wrap; gap: 4px 20px; }
.site-nav__list > li { position: relative; }
.site-nav__list a {
    display: inline-flex;
    align-items: center;
    padding: 10px 0;
    color: var(--color-text);
    font-weight: 600;
    font-size: var(--fs-15);
    text-decoration: none;
    white-space: nowrap;
}
.site-nav__list a:hover,
.site-nav__list a[aria-expanded="true"],
.site-nav__list .current-menu-item > a { color: var(--color-primary); }
.site-nav__list .is-hot > a,
.mobile-drawer__list .is-hot > a { color: var(--color-sale); }

/* One dropdown level */
.site-nav__list .sub-menu {
    position: absolute;
    top: 100%;
    left: -16px;
    z-index: var(--z-dropdown);
    min-width: 220px;
    margin: 0;
    padding: var(--space-2);
    list-style: none;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-panel);
    opacity: 0;
    visibility: hidden;
    transform: translateY(6px);
    transition: opacity var(--transition-fast), transform var(--transition-fast), visibility var(--transition-fast);
}
.site-nav__list li:hover > .sub-menu,
.site-nav__list li:focus-within > .sub-menu { opacity: 1; visibility: visible; transform: none; }
.site-nav__list .sub-menu a { display: flex; padding: 10px 12px; border-radius: var(--radius-sm); font-weight: 500; }
.site-nav__list .sub-menu a:hover { background: var(--color-surface-alt); }

/* Actions */
.site-header__actions { display: flex; align-items: center; gap: var(--space-3); margin-left: auto; }
.site-header__menu-btn {
    display: none;
    place-items: center;
    width: 44px; height: 44px;
    padding: 0;
    border: 1.5px solid var(--color-border-strong);
    border-radius: var(--radius-md);
    background: var(--color-surface);
    color: var(--color-text);
}

/* Header search (inner pages) */
.site-header__search { flex: 0 1 340px; }

@media (max-width: 1099.98px) {
    .site-header--search .site-header__inner { flex-wrap: wrap; }
    .site-header--search .site-header__search { order: 10; flex: 1 1 100%; }
}
@media (max-width: 991.98px) {
    .site-nav { display: none; }
    .site-header__menu-btn { display: inline-grid; }
}
@media (max-width: 640px) {
    .site-header__cta { display: none; }
    .site-header__inner { gap: var(--space-3); }
}

/* Region switcher: icon-only button + a column of flags */
.region-switcher { position: relative; }
.region-switcher__btn {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    min-height: 44px;
    padding: 0 6px;
    border: 0;
    border-radius: var(--radius-md);
    background: transparent;
    color: var(--color-text);
}
.region-switcher__btn:hover, .region-switcher__btn[aria-expanded="true"] { background: var(--color-surface-alt); }
.region-switcher__btn .icon--chevron { transition: transform var(--transition-fast); }
.region-switcher__btn[aria-expanded="true"] .icon--chevron { transform: rotate(180deg); }
.region-switcher__globe { width: 26px; height: 26px; }
.region-switcher__flag {
    width: 30px; height: 20px;
    object-fit: cover;
    border-radius: 3px;
    box-shadow: 0 0 0 1px rgba(14, 19, 48, 0.15);
}
.region-switcher__code {
    display: inline-grid;
    place-items: center;
    min-width: 30px; height: 20px;
    padding: 0 4px;
    border-radius: 4px;
    background: var(--color-primary-tint);
    color: var(--color-primary);
    font-family: var(--font-mono);
    font-weight: 700;
    font-size: 0.6875rem;
}
.region-switcher__menu {
    position: absolute;
    top: calc(100% + 6px);
    left: 50%;
    z-index: var(--z-dropdown);
    min-width: 64px;
    max-height: 70vh;
    overflow: auto;
    padding: 4px;
    background: var(--color-surface);
    border: 1px solid var(--color-border-strong);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-panel);
    transform: translateX(-50%);
}
.region-switcher__menu li + li { border-top: 1px solid var(--color-border); }
.region-switcher__menu a {
    display: grid;
    place-items: center;
    padding: 10px 14px;
    border-radius: var(--radius-sm);
}
.region-switcher__menu a:hover { background: var(--color-surface-alt); }
.region-switcher__menu a[aria-current] { background: var(--color-primary-tint); }
.region-switcher__menu .region-switcher__flag { width: 36px; height: 24px; }
.region-switcher__menu .region-switcher__globe { width: 28px; height: 28px; }

/* --------------------------------------------------------------------------
   Search box
   ------------------------------------------------------------------------ */
.search-box {
    position: relative;
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    background: var(--color-surface);
    border-radius: 18px;
    padding: 8px;
}
.search-box__field {
    flex: 1 1 240px;
    display: flex;
    align-items: center;
    gap: 10px;
    min-width: 0;
    padding: 0 12px;
    color: var(--color-muted);
}
.search-box__input {
    width: 100%;
    min-height: 44px;
    border: 0;
    outline: 0;
    background: transparent;
    color: var(--color-text);
    font-size: 16px; /* prevents iOS zoom */
}
.search-box__input::placeholder { color: var(--color-muted); opacity: 1; }
.search-box__input::-webkit-search-cancel-button { cursor: pointer; }
.search-box:focus-within { box-shadow: 0 0 0 3px var(--color-accent); }
.search-box__spinner { color: var(--color-primary); }

.search-box__submit {
    flex: 0 1 auto;
    min-height: 44px;
    padding: 0 24px;
    border: 0;
    border-radius: var(--radius-md);
    background: var(--color-accent);
    color: var(--color-ink);
    font-weight: 700;
    font-size: var(--fs-base);
}
.search-box__submit:hover { background: var(--color-accent-hover); }
.search-box__submit--icon { display: inline-grid; place-items: center; width: 40px; min-height: 40px; padding: 0; }

.search-box--hero { max-width: 620px; }
@media (max-width: 640px) { .search-box--hero .search-box__submit { flex: 1 1 100%; } }

.search-box--header,
.search-box--drawer {
    flex-wrap: nowrap;
    gap: 6px;
    padding: 4px;
    border-radius: var(--radius-md);
    background: var(--color-surface-alt);
    border: 1.5px solid var(--color-border);
}
.search-box--header .search-box__field,
.search-box--drawer .search-box__field { padding: 0 6px 0 10px; }
.search-box--header .search-box__input,
.search-box--drawer .search-box__input { min-height: 38px; }
.search-box--header:focus-within,
.search-box--drawer:focus-within { border-color: var(--color-primary); box-shadow: none; background: var(--color-surface); }

/* Suggestions */
.search-suggest {
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    right: 0;
    z-index: var(--z-dropdown);
    max-height: min(70vh, 520px);
    overflow: auto;
    padding: var(--space-3);
    background: var(--color-surface);
    color: var(--color-text);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-panel);
    text-align: left;
}
.search-suggest__group + .search-suggest__group { margin-top: var(--space-3); padding-top: var(--space-3); border-top: 1px solid var(--color-border); }
.search-suggest__title {
    margin: 0 0 var(--space-2);
    padding: 0 8px;
    font-family: var(--font-mono);
    font-size: var(--fs-xs);
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-muted);
}
.search-suggest__item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px;
    border-radius: var(--radius-md);
    color: var(--color-text);
    text-decoration: none;
}
.search-suggest__item:hover, .search-suggest__item:focus-visible { background: var(--color-surface-alt); }
.search-suggest__logo, .search-suggest__icon {
    display: grid;
    place-items: center;
    flex-shrink: 0;
    width: 36px; height: 36px;
    padding: 4px;
    border-radius: var(--radius-sm);
    background: #FFFFFF;
    border: 1px solid var(--color-border);
    overflow: hidden;
    font-size: 0.875rem;
}
.search-suggest__icon { background: var(--color-primary-tint); border: 0; color: var(--color-primary); }
.search-suggest__name { flex: 1; font-weight: 600; }
.search-suggest__meta { color: var(--color-muted); font-size: var(--fs-sm); }
.search-suggest__all {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    margin-top: var(--space-3);
    padding: 10px;
    border-radius: var(--radius-md);
    background: var(--color-primary-tint);
    font-weight: 700;
    font-size: var(--fs-sm);
    text-decoration: none;
}

/* --------------------------------------------------------------------------
   Slide-in panels (mobile drawer + browse panel) share the same mechanics:
   [hidden] removed → .is-open added next frame (see script.js).
   ------------------------------------------------------------------------ */
.mobile-drawer,
.browse-panel { position: fixed; inset: 0; z-index: var(--z-drawer); }

.mobile-drawer__overlay,
.browse-panel__overlay {
    position: absolute;
    inset: 0;
    background: rgba(14, 19, 48, 0.55);
    opacity: 0;
    transition: opacity var(--transition);
}
.mobile-drawer__panel,
.browse-panel__panel {
    position: absolute;
    top: 0; right: 0; bottom: 0;
    display: flex;
    flex-direction: column;
    width: min(400px, 100%);
    background: var(--color-surface);
    box-shadow: var(--shadow-panel);
    transform: translateX(100%);
    transition: transform var(--transition);
    outline: none;
}
.is-open .mobile-drawer__overlay, .is-open .browse-panel__overlay { opacity: 1; }
.is-open .mobile-drawer__panel, .is-open .browse-panel__panel { transform: none; }

.mobile-drawer__head,
.browse-panel__head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-3) var(--space-3) var(--space-5);
    border-bottom: 1px solid var(--color-border);
}
.mobile-drawer__logo .brand-logo__img { height: 34px; margin-left: -8px; }

.search-box--drawer { margin: var(--space-4) var(--space-5) 0; }

.mobile-drawer__nav { flex: 1; overflow-y: auto; padding: var(--space-3) var(--space-3); }
.mobile-drawer__list a {
    display: flex;
    align-items: center;
    min-height: 48px;
    padding: 10px 12px;
    border-radius: var(--radius-md);
    color: var(--color-text);
    font-weight: 600;
    font-size: var(--fs-md);
    text-decoration: none;
}
.mobile-drawer__list a:hover { background: var(--color-surface-alt); }
.mobile-drawer__list .sub-menu { margin: 0 0 var(--space-2) var(--space-4); padding: 0; list-style: none; }
.mobile-drawer__list .sub-menu a { min-height: 40px; font-size: var(--fs-base); font-weight: 500; color: var(--color-muted); }
.mobile-drawer__footer { padding: var(--space-4) var(--space-5) var(--space-5); border-top: 1px solid var(--color-border); }

/* Browse panel */
.browse-panel__panel { width: min(460px, 100%); }
.browse-panel__title { margin: 0; font-size: var(--fs-h3); font-weight: 800; }
.browse-panel__search {
    display: flex;
    align-items: center;
    gap: 10px;
    margin: var(--space-4) var(--space-5);
    padding: 0 12px;
    border: 1.5px solid var(--color-border);
    border-radius: var(--radius-md);
    background: var(--color-surface-alt);
    color: var(--color-muted);
}
.browse-panel__search:focus-within { border-color: var(--color-primary); background: var(--color-surface); }
.browse-panel__filter { flex: 1; min-height: 44px; border: 0; outline: 0; background: transparent; color: var(--color-text); font-size: 16px; }
.browse-panel__body { position: relative; flex: 1; overflow-y: auto; padding: 0 var(--space-5) var(--space-6); }
.browse-panel__loading { display: grid; place-items: center; padding: var(--space-8) 0; color: var(--color-primary); }
.browse-panel__loading .spinner { display: inline-block; width: 28px; height: 28px; }
.browse-panel__empty { padding: var(--space-6) 0; color: var(--color-muted); text-align: center; }

.browse-panel__letters {
    position: sticky;
    top: 0;
    z-index: 1;
    display: flex;
    flex-wrap: wrap;
    gap: 2px;
    padding: var(--space-2) 0;
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
}
.browse-panel__letters a {
    display: grid;
    place-items: center;
    min-width: 30px; height: 30px;
    border-radius: var(--radius-sm);
    font-family: var(--font-mono);
    font-weight: 700;
    font-size: var(--fs-sm);
    text-decoration: none;
}
.browse-panel__letters a:hover { background: var(--color-primary-tint); }
.browse-panel__letter {
    margin: var(--space-5) 0 var(--space-2);
    font-size: var(--fs-h3);
    font-weight: 800;
    color: var(--color-primary);
}
.browse-panel__list a {
    display: flex;
    align-items: center;
    gap: 10px;
    min-height: 44px;
    padding: 8px 10px;
    border-radius: var(--radius-sm);
    color: var(--color-text);
    font-weight: 600;
    text-decoration: none;
}
.browse-panel__list a:hover { background: var(--color-surface-alt); color: var(--color-primary); }
.browse-panel__list a > span:first-child, .browse-panel__parent > span:nth-child(2) { flex: 1; }
.browse-panel__count {
    margin-left: auto;
    padding: 2px 8px;
    border-radius: var(--radius-pill);
    background: var(--color-surface-alt);
    color: var(--color-muted);
    font-size: var(--fs-xs);
    font-weight: 700;
}
.browse-panel__list--categories { padding-top: var(--space-2); }
.browse-panel__list--categories > li + li { border-top: 1px solid var(--color-border); }
.browse-panel__icon {
    display: grid;
    place-items: center;
    width: 36px; height: 36px;
    border-radius: var(--radius-sm);
    background: var(--color-primary-tint);
    color: var(--color-primary);
}
.browse-panel__children { display: flex; flex-wrap: wrap; gap: 6px; padding: 0 10px var(--space-3) 56px; }
.browse-panel__children a {
    min-height: 0;
    padding: 4px 10px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-pill);
    font-weight: 500;
    font-size: var(--fs-sm);
}