/* =============================================================================
   FYSH — site search (header control + sliding mega menu)
   CR: fysh-site-search-2026-10-04
   Tokens only for colour, shadow and motion. Content cards use a 4px radius per
   the FYSH card standard. No inline styles (CSP style-src 'self').
============================================================================= */

/* ── Header trigger (magnify) ─────────────────────────────────────────────── */
.site-search__trigger {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    padding: 0;
    border: 1px solid var(--border);
    border-radius: var(--radius-pill);
    background: var(--surface-0);
    color: var(--navy);
    cursor: pointer;
    transition: background var(--ease), border-color var(--ease), color var(--ease);
}
.site-search__trigger:hover {
    background: var(--surface-2);
    border-color: var(--border-strong);
    color: var(--blue);
}
.site-search__trigger:focus-visible {
    outline: 2px solid var(--blue);
    outline-offset: 2px;
}
.site-search__trigger .ti { font-size: 20px; line-height: 1; }

.site-search__trigger--mobile {
    width: 100%;
    height: auto;
    gap: 8px;
    padding: 12px 14px;
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    font-weight: 600;
}

/* ── Overlay host ─────────────────────────────────────────────────────────── */
.site-search {
    position: fixed;
    inset: 0;
    z-index: 1200;
    visibility: hidden;
    pointer-events: none;
    /* Hold visibility until the panel has finished sliding out, so the close
       animation plays instead of snapping. */
    transition: visibility 0s linear .34s;
}
.site-search.is-open {
    visibility: visible;
    pointer-events: auto;
    transition-delay: 0s; /* reveal at once so the panel can slide in */
}

.site-search__backdrop {
    position: absolute;
    inset: 0;
    border: 0;
    padding: 0;
    margin: 0;
    background: rgba(10, 26, 48, .42);
    opacity: 0;
    cursor: pointer;
    transition: opacity var(--ease);
}
.site-search.is-open .site-search__backdrop { opacity: 1; }

/* ── Sliding panel ────────────────────────────────────────────────────────── */
.site-search__panel {
    position: absolute;
    top: var(--header-h);
    left: 0;
    right: 0;
    margin: 0 auto;
    max-width: 860px;
    width: 100%;
    background: rgba(255, 255, 255, .5);        /* 50% translucent banner */
    backdrop-filter: blur(14px) saturate(1.3);  /* frost keeps text legible */
    -webkit-backdrop-filter: blur(14px) saturate(1.3);
    border: 1px solid var(--border);
    border-top: 3px solid var(--gold);
    border-radius: 0 0 var(--radius-md) var(--radius-md);
    box-shadow: var(--shadow-lg);
    padding: 18px;
    max-height: calc(100dvh - var(--header-h) - 24px);
    overflow-y: auto;
    transform: translateY(-16px);
    opacity: 0;
    transition: transform var(--ease-out), opacity var(--ease-out);
}
.site-search.is-open .site-search__panel {
    transform: translateY(0);
    opacity: 1;
}

/* ── Search field ─────────────────────────────────────────────────────────── */
.site-search__form {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-pill);
    background: var(--surface-1);
}
.site-search__form:focus-within {
    border-color: var(--blue);
    background: var(--surface-0);
    box-shadow: 0 0 0 3px var(--blue-tint);
}
.site-search__form .ti { font-size: 20px; color: var(--muted); }
.site-search__input {
    flex: 1;
    border: 0;
    background: transparent;
    font-family: var(--font-body);
    font-size: 16px;
    color: var(--slate);
    padding: 4px 0;
}
.site-search__input:focus { outline: none; }
.site-search__input::placeholder { color: var(--faint); }

.site-search__close {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border: 0;
    border-radius: var(--radius-pill);
    background: transparent;
    color: var(--muted);
    cursor: pointer;
    transition: background var(--ease), color var(--ease);
}
.site-search__close:hover { background: var(--surface-2); color: var(--navy); }
.site-search__close:focus-visible { outline: 2px solid var(--blue); outline-offset: 2px; }

/* ── Filter chips ─────────────────────────────────────────────────────────── */
.site-search__filters {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 14px 2px 4px;
}
.site-search__filters:empty { display: none; }
.site-search__chip {
    border: 1px solid var(--border);
    border-radius: var(--radius-pill);
    background: var(--surface-0);
    color: var(--muted);
    font-family: var(--font-body);
    font-size: 13px;
    font-weight: 600;
    padding: 6px 14px;
    cursor: pointer;
    transition: background var(--ease), color var(--ease), border-color var(--ease);
}
.site-search__chip:hover { background: var(--surface-2); color: var(--navy); }
.site-search__chip.is-active {
    background: var(--navy);
    border-color: var(--navy);
    color: var(--white);
}
.site-search__chip:focus-visible { outline: 2px solid var(--blue); outline-offset: 2px; }

/* ── Results ──────────────────────────────────────────────────────────────── */
.site-search__results { margin-top: 10px; }

.site-search__group { margin-top: 16px; }
.site-search__group:first-child { margin-top: 8px; }
.site-search__group-label {
    display: block;
    font-family: var(--font-display);
    font-size: 12px;
    font-weight: 800;
    letter-spacing: .06em;
    text-transform: uppercase;
    color: var(--navy);
    margin: 0 2px 8px;
}

.site-search__item {
    display: block;
    padding: 12px 14px;
    border: 1px solid var(--border);
    border-radius: 4px;              /* FYSH content card standard */
    background: var(--surface-0);
    text-decoration: none;
    margin-bottom: 8px;
    transition: border-color var(--ease), background var(--ease), box-shadow var(--ease);
}
.site-search__item:hover,
.site-search__item:focus-visible {
    border-color: var(--blue-lt);
    background: var(--surface-1);
    box-shadow: var(--shadow-xs);
    outline: none;
}
.site-search__item.is-active {
    border-color: var(--blue);
    box-shadow: 0 0 0 3px var(--blue-tint);
}
.site-search__item-title {
    display: block;
    font-family: var(--font-display);
    font-size: 15px;
    font-weight: 700;
    color: var(--navy);
    margin-bottom: 2px;
}
.site-search__item-snippet {
    display: block;
    font-size: 13.5px;
    line-height: 1.5;
    color: var(--muted);
}
.site-search__item-snippet mark {
    background: var(--gold-lt);
    color: var(--navy);
    padding: 0 1px;
    border-radius: 2px;
}

/* ── States ───────────────────────────────────────────────────────────────── */
.site-search__state {
    padding: 28px 8px;
    text-align: center;
    color: var(--muted);
    font-size: 14px;
}
.site-search__hint {
    padding: 10px 2px 2px;
    color: var(--faint);
    font-size: 12.5px;
}

.site-search__skeleton { padding: 8px 0; }
.site-search__skeleton span {
    display: block;
    height: 58px;
    border-radius: 4px;
    margin-bottom: 8px;
    background: linear-gradient(90deg, var(--surface-2) 25%, var(--surface-1) 37%, var(--surface-2) 63%);
    background-size: 400% 100%;
    animation: fysh-search-shimmer 1.2s ease-in-out infinite;
}

@keyframes fysh-search-shimmer {
    0%   { background-position: 100% 50%; }
    100% { background-position: 0 50%; }
}

/* ── Mobile ───────────────────────────────────────────────────────────────── */
@media (max-width: 640px) {
    .site-search__panel {
        top: 0;
        max-width: none;
        min-height: 100dvh;
        max-height: 100dvh;
        border: 0;
        border-radius: 0;
        padding: 14px;
    }
    .site-search.is-open .site-search__panel { transform: translateY(0); }
}

/* ── Reduced motion ───────────────────────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
    .site-search__panel,
    .site-search__backdrop { transition: opacity .12s linear; }
    .site-search__panel { transform: none; }
    .site-search__skeleton span { animation: none; }
}