/* ==========================================================================
   QDT Tool Finder — floating bottom-right launcher + browse/search panel
   (wwwroot/css/shared/qdt-tool-finder.css)
   --------------------------------------------------------------------------
   Built entirely on site.css design tokens (--surface, --line, --text,
   --primary, --accent, --radius, --qdt-shadow-lg …) rather than a private
   palette, so it inherits the site's warm editorial look and its dark theme
   for free instead of needing a parallel set of colours to keep in sync.
   ========================================================================== */

.qdt-finder {
    position: fixed;
    right: 22px;
    bottom: 22px;
    z-index: 1150;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 12px;
    font-family: inherit;
}

/* ---------------------------------------------------------------- launcher */

.qdt-finder-launcher {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 11px 16px 11px 12px;
    border: 1px solid var(--line);
    border-radius: 999px;
    background: var(--surface);
    color: var(--text);
    cursor: pointer;
    box-shadow: var(--qdt-shadow-lg);
    transition: transform .18s cubic-bezier(.2, .8, .2, 1), box-shadow .18s ease, border-color .18s ease;
}

.qdt-finder-launcher:hover {
    transform: translateY(-2px);
    border-color: var(--primary-line, var(--line));
}

.qdt-finder-launcher:active {
    transform: translateY(0);
}

.qdt-finder-launcher-icon {
    width: 38px;
    height: 38px;
    flex: 0 0 38px;
    display: grid;
    place-items: center;
    border-radius: 50%;
    color: #fff;
    background: linear-gradient(145deg, var(--primary), var(--primary-dark));
    box-shadow: 0 6px 16px -4px var(--primary-line, rgba(0, 0, 0, .25));
}

.qdt-finder-launcher-icon svg {
    width: 18px;
    height: 18px;
}

/* the quiet pulse that draws the eye once without becoming a distraction */
.qdt-finder-launcher-icon::after {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: 50%;
    border: 2px solid var(--primary);
    opacity: 0;
    pointer-events: none;
    animation: qdtFinderPulse 3.4s ease-out infinite;
}

@keyframes qdtFinderPulse {
    0% { transform: scale(1); opacity: .5; }
    28% { transform: scale(1.55); opacity: 0; }
    100% { transform: scale(1.55); opacity: 0; }
}

.qdt-finder-launcher-text {
    display: flex;
    flex-direction: column;
    text-align: left;
    line-height: 1.25;
}

.qdt-finder-launcher-text strong {
    font-size: .88rem;
    font-weight: 700;
    letter-spacing: -.01em;
}

.qdt-finder-launcher-text small {
    margin-top: 2px;
    color: var(--muted);
    font-size: .76rem;
}

.qdt-finder-launcher-arrow {
    color: var(--muted);
    font-size: 1rem;
    transition: transform .18s ease, color .18s ease;
}

.qdt-finder-launcher:hover .qdt-finder-launcher-arrow {
    color: var(--primary);
    transform: translateX(3px);
}

.qdt-finder.is-open .qdt-finder-launcher {
    opacity: 0;
    pointer-events: none;
    transform: translateY(8px) scale(.97);
}

/* ------------------------------------------------------------------- panel */

/* Fixed height, not max-height. A panel that resizes as results come and go
   makes the whole widget feel unstable and moves the search field out from
   under the cursor mid-type, so the frame stays put and the results area
   simply has room left over when there is less to show. */
.qdt-finder-panel {
    width: min(430px, calc(100vw - 32px));
    height: min(600px, calc(100vh - 116px));
    display: flex;
    flex-direction: column;
    overflow: hidden;
    border: 1px solid var(--line);
    border-radius: var(--r-lg, 16px);
    background: var(--surface);
    box-shadow: var(--qdt-shadow-lg);
    transform-origin: bottom right;
    animation: qdtFinderIn .22s cubic-bezier(.2, .8, .2, 1);
}

.qdt-finder-panel[hidden] {
    display: none;
}

@keyframes qdtFinderIn {
    from { opacity: 0; transform: translateY(10px) scale(.97); }
    to { opacity: 1; transform: none; }
}

.qdt-finder-head {
    display: flex;
    align-items: center;
    gap: 11px;
    padding: 16px 16px 13px;
    border-bottom: 1px solid var(--line-soft, var(--line));
}

.qdt-finder-head-copy {
    flex: 1 1 auto;
    min-width: 0;
    line-height: 1.3;
}

.qdt-finder-head-copy strong {
    display: block;
    font-size: .95rem;
    font-weight: 700;
    letter-spacing: -.015em;
}

.qdt-finder-head-copy small {
    display: block;
    margin-top: 2px;
    color: var(--muted);
    font-size: .78rem;
}

.qdt-finder-back,
.qdt-finder-close {
    width: 30px;
    height: 30px;
    flex: 0 0 30px;
    display: grid;
    place-items: center;
    border: 1px solid var(--line);
    border-radius: 9px;
    background: var(--surface-soft, transparent);
    color: var(--muted);
    font-size: 1rem;
    cursor: pointer;
    transition: color .15s ease, border-color .15s ease, background .15s ease;
}

.qdt-finder-back:hover,
.qdt-finder-close:hover {
    color: var(--text);
    border-color: var(--primary-line, var(--line));
}

/* ------------------------------------------------------------------ search */

/* Docked to the bottom of the panel: closer to the thumb on mobile, and it
   never shifts position as the list above it changes. */
.qdt-finder-dock {
    flex: 0 0 auto;
    border-top: 1px solid var(--line-soft, var(--line));
    background: var(--surface-soft, var(--surface));
}

.qdt-finder-search {
    position: relative;
    display: flex;
    align-items: center;
    margin: 12px 14px 0;
}

.qdt-finder-search-icon {
    position: absolute;
    left: 13px;
    display: grid;
    place-items: center;
    color: var(--muted);
    pointer-events: none;
}

.qdt-finder-search-icon svg {
    width: 16px;
    height: 16px;
}

.qdt-finder-search input {
    width: 100%;
    height: 44px;
    padding: 0 38px 0 38px;
    border: 1px solid var(--line);
    border-radius: 11px;
    /* Sits on the dock's tinted background, so the field itself uses the plain
       surface to stay clearly interactive rather than blending into the bar. */
    background: var(--surface);
    color: var(--text);
    font: inherit;
    font-size: .89rem;
    outline: none;
    transition: border-color .15s ease, box-shadow .15s ease;
}

.qdt-finder-search input::placeholder {
    color: var(--faint, var(--muted));
}

.qdt-finder-search input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-tint, rgba(0, 0, 0, .06));
}

.qdt-finder-clear {
    position: absolute;
    right: 10px;
    width: 22px;
    height: 22px;
    display: grid;
    place-items: center;
    border: 0;
    border-radius: 50%;
    background: var(--line);
    color: var(--muted);
    font-size: .9rem;
    line-height: 1;
    cursor: pointer;
}

.qdt-finder-clear:hover {
    color: var(--text);
}

/* -------------------------------------------------------------------- body */

.qdt-finder-body {
    flex: 1 1 auto;
    min-height: 0;
    overflow: hidden;
}

.qdt-finder-scroll {
    height: 100%;
    overflow-y: auto;
    overscroll-behavior: contain;
    padding: 14px 16px 16px;
    scrollbar-width: thin;
}

.qdt-finder-scroll::-webkit-scrollbar {
    width: 8px;
}

.qdt-finder-scroll::-webkit-scrollbar-thumb {
    border-radius: 8px;
    background: var(--line);
}

.qdt-finder-section + .qdt-finder-section {
    margin-top: 18px;
}

.qdt-finder-label {
    margin: 0 0 9px;
    color: var(--muted);
    font-size: .69rem;
    font-weight: 800;
    letter-spacing: .07em;
    text-transform: uppercase;
}

/* ---- plain-English suggestion chips ---- */

.qdt-finder-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 7px;
}

.qdt-finder-chip {
    padding: 7px 12px;
    border: 1px solid var(--line);
    border-radius: 999px;
    background: var(--surface-soft, transparent);
    color: var(--text);
    font: inherit;
    font-size: .78rem;
    font-weight: 600;
    cursor: pointer;
    transition: border-color .15s ease, background .15s ease, transform .15s ease;
}

.qdt-finder-chip:hover {
    border-color: var(--primary);
    background: var(--primary-tint, var(--surface));
    transform: translateY(-1px);
}

/* ---- category tiles ---- */

.qdt-finder-cats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 9px;
}

.qdt-finder-cat {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px;
    border: 1px solid var(--line);
    border-radius: 12px;
    background: var(--surface-soft, transparent);
    color: inherit;
    text-align: left;
    font: inherit;
    cursor: pointer;
    transition: border-color .15s ease, transform .15s ease, box-shadow .15s ease;
}

.qdt-finder-cat:hover {
    border-color: var(--primary);
    transform: translateY(-2px);
    box-shadow: var(--qdt-shadow);
}

.qdt-finder-cat-icon {
    width: 34px;
    height: 34px;
    flex: 0 0 34px;
    display: grid;
    place-items: center;
    border-radius: 10px;
    background: var(--primary-tint, var(--surface));
    font-size: 1.05rem;
}

.qdt-finder-cat-body {
    min-width: 0;
    line-height: 1.3;
}

.qdt-finder-cat-body strong {
    display: block;
    font-size: .81rem;
    font-weight: 700;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.qdt-finder-cat-body small {
    display: block;
    margin-top: 1px;
    color: var(--muted);
    font-size: .72rem;
}

/* ---- result rows ---- */

.qdt-finder-row {
    display: flex;
    align-items: center;
    gap: 11px;
    width: 100%;
    padding: 10px 11px;
    border: 1px solid transparent;
    border-radius: 11px;
    background: transparent;
    color: inherit;
    text-align: left;
    text-decoration: none;
    font: inherit;
    cursor: pointer;
    transition: background .13s ease, border-color .13s ease;
}

.qdt-finder-row + .qdt-finder-row {
    margin-top: 2px;
}

.qdt-finder-row:hover,
.qdt-finder-row.is-active {
    background: var(--primary-tint, var(--surface-soft));
    border-color: var(--primary-line, var(--line));
}

.qdt-finder-row-icon {
    width: 32px;
    height: 32px;
    flex: 0 0 32px;
    display: grid;
    place-items: center;
    border-radius: 9px;
    border: 1px solid var(--line);
    background: var(--surface);
    font-size: .95rem;
}

.qdt-finder-row-body {
    flex: 1 1 auto;
    min-width: 0;
    line-height: 1.3;
}

.qdt-finder-row-body strong {
    display: block;
    font-size: .84rem;
    font-weight: 650;
}

.qdt-finder-row-body small {
    display: block;
    margin-top: 1px;
    color: var(--muted);
    font-size: .73rem;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.qdt-finder-row mark {
    padding: 0 1px;
    border-radius: 3px;
    background: var(--primary-tint, transparent);
    color: var(--primary-dark, var(--text));
    font-weight: 800;
}

.qdt-finder-row-go {
    flex: 0 0 auto;
    color: var(--faint, var(--muted));
    font-size: .9rem;
    opacity: 0;
    transition: opacity .13s ease, transform .13s ease;
}

.qdt-finder-row:hover .qdt-finder-row-go,
.qdt-finder-row.is-active .qdt-finder-row-go {
    opacity: 1;
    transform: translateX(2px);
}

/* ---- empty state ---- */

.qdt-finder-empty {
    padding: 26px 14px;
    text-align: center;
    color: var(--muted);
    font-size: .84rem;
    line-height: 1.6;
}

.qdt-finder-empty strong {
    display: block;
    margin-bottom: 4px;
    color: var(--text);
    font-size: .89rem;
}

/* -------------------------------------------------------------------- foot */

.qdt-finder-foot {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 8px 14px 10px;
    color: var(--muted);
    font-size: .71rem;
}

.qdt-finder-foot kbd {
    display: inline-grid;
    place-items: center;
    min-width: 17px;
    height: 17px;
    padding: 0 4px;
    margin-right: 3px;
    border: 1px solid var(--line);
    border-radius: 5px;
    background: var(--surface);
    font-family: inherit;
    font-size: .67rem;
}

/* ------------------------------------------------------------- responsive */

@media (max-width: 560px) {
    .qdt-finder {
        right: 14px;
        bottom: 14px;
        left: 14px;
        align-items: stretch;
    }

    /* Collapse to a circle on small screens - the label would otherwise span
       most of the viewport for a control that is not the page's main job. */
    .qdt-finder-launcher {
        align-self: flex-end;
        padding: 9px;
        gap: 0;
    }

    .qdt-finder-launcher-text,
    .qdt-finder-launcher-arrow {
        display: none;
    }

    .qdt-finder-panel {
        width: 100%;
        /* Leaves room for the launcher below without letting the on-screen
           keyboard squash the results area to nothing. */
        height: min(560px, calc(100vh - 96px));
    }

    .qdt-finder-cats {
        grid-template-columns: 1fr;
    }
}

@media (prefers-reduced-motion: reduce) {
    .qdt-finder-panel,
    .qdt-finder-launcher-icon::after {
        animation: none;
    }

    .qdt-finder-launcher,
    .qdt-finder-cat,
    .qdt-finder-chip,
    .qdt-finder-row,
    .qdt-finder-launcher-arrow,
    .qdt-finder-row-go {
        transition: none;
    }

    .qdt-finder-launcher:hover,
    .qdt-finder-cat:hover,
    .qdt-finder-chip:hover {
        transform: none;
    }
}

/* The launcher icon needs a positioning context for its pulse ring. Declared
   last so it can't be overridden by the shorthand block above. */
.qdt-finder-launcher-icon {
    position: relative;
}