/* ==========================================================================
   Modul Support — schwebende Schaltfläche, Meldeformular und Ticketübersicht.
   ========================================================================== */

/* ── Schwebende Schaltfläche ──────────────────────────────────────── */

.support-fab {
    position: fixed;
    right: var(--space-5);
    bottom: var(--space-5);
    z-index: var(--z-popover);

    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-4);

    border: 1px solid var(--border-default);
    border-radius: var(--radius-pill);
    background: var(--brand);
    color: var(--brand-on);
    font: inherit;
    font-weight: var(--fw-medium);
    font-size: var(--fs-14);
    box-shadow: var(--shadow-lg);
    cursor: pointer;

    /* Unsichtbar, bis die Ruhezeit erreicht ist. Kein visibility/display:
       so bleibt die Schaltfläche per Tab erreichbar und blendet sich beim
       Fokussieren selbst ein. */
    opacity: 0;
    pointer-events: none;
    transform: translateY(12px);
    transition: opacity 0.2s ease, transform 0.2s ease;
}

.support-fab.is-visible {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
}

.support-fab:hover { background: var(--brand-hover); }

.support-fab:focus-visible {
    outline: none;
    box-shadow: var(--shadow-focus), var(--shadow-lg);
}

.support-fab .icon svg { stroke: currentColor; }

@media (max-width: 640px) {
    .support-fab-label { display: none; }
    .support-fab { padding: var(--space-3); }
}

@media (prefers-reduced-motion: reduce) {
    .support-fab { transition: none; }
}

/* ── Screenshot-Vorschau ──────────────────────────────────────────── */

.support-shot {
    position: relative;
    margin-bottom: var(--space-4);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-md);
    overflow: hidden;
    background: var(--surface-sunken);
}

.support-shot img {
    display: block;
    width: 100%;
    max-height: 320px;
    object-fit: contain;
    object-position: top;
    background: var(--surface-sunken);
}

.support-shot-remove {
    position: absolute;
    top: var(--space-2);
    right: var(--space-2);
}

.support-shot-actions {
    display: flex;
    justify-content: flex-end;
    margin-bottom: var(--space-2);
}

/* ── Markierwerkzeug ──────────────────────────────────────────────── */

.support-tools {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-2) var(--space-3);
    border-bottom: 1px solid var(--border-default);
    background: var(--surface-raised);
}

.support-tool-group {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
}

.support-tool-actions { margin-left: auto; }

.support-tool {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: var(--control-h-sm);
    height: var(--control-h-sm);
    border: 1px solid transparent;
    border-radius: var(--radius-sm);
    background: none;
    color: var(--text-muted);
    cursor: pointer;
}

.support-tool:hover {
    background: var(--surface-sunken);
    color: var(--text-primary);
}

.support-tool.is-active {
    border-color: var(--brand);
    background: var(--brand-soft);
    color: var(--brand);
}

.support-tool:focus-visible,
.support-color:focus-visible {
    outline: none;
    box-shadow: var(--shadow-focus);
}

.support-tool .icon svg { stroke: currentColor; }

.support-color {
    width: 20px;
    height: 20px;
    padding: 0;
    border: 2px solid transparent;
    border-radius: var(--radius-pill);
    background: var(--support-swatch, var(--danger));
    background-clip: content-box;
    cursor: pointer;
}

.support-color.is-active {
    border-color: var(--text-primary);
    box-shadow: 0 0 0 2px var(--surface-raised) inset;
}

.support-tool-hint {
    flex: 1 1 100%;
    color: var(--text-muted);
    font-size: var(--fs-12);
}

.support-canvas {
    display: block;
    max-width: 100%;
    /* Höhe und Breite automatisch: so bleibt das Seitenverhältnis der
       Leinwand erhalten und die Zeigerkoordinaten lassen sich sauber
       zurückrechnen. */
    width: auto;
    height: auto;
    max-height: 46vh;
    margin: 0 auto;
    background: var(--surface-sunken);
    cursor: crosshair;
    touch-action: none;   /* Ziehen soll zeichnen, nicht scrollen */
}

.support-shot-empty {
    padding: var(--space-5);
    text-align: center;
    color: var(--text-muted);
    font-size: var(--fs-13);
}

/* ── Kontextangaben ───────────────────────────────────────────────── */

.support-info {
    margin: 0 0 var(--space-4);
    padding: var(--space-3) var(--space-4);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    background: var(--surface-sunken);
    font-size: var(--fs-13);
}

.support-info-row {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    padding: var(--space-1) 0;
}

.support-info-row dt {
    flex: 0 0 130px;
    margin: 0;
    color: var(--text-muted);
}

.support-info-row dd {
    flex: 1 1 220px;
    min-width: 0;
    margin: 0;
    color: var(--text-secondary);
    overflow-wrap: anywhere;
}

.support-link { color: var(--text-link); overflow-wrap: anywhere; }
.support-link:hover { color: var(--text-link-hover); }

.support-muted { color: var(--text-muted); }

/* ── Ticketübersicht ──────────────────────────────────────────────── */

.support-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-1);
    border-bottom: 1px solid var(--border-default);
}

.support-tab {
    padding: var(--space-3) var(--space-4);
    border: none;
    border-bottom: 2px solid transparent;
    background: none;
    color: var(--text-muted);
    font: inherit;
    font-weight: var(--fw-medium);
    cursor: pointer;
    border-radius: var(--radius-sm) var(--radius-sm) 0 0;
}

.support-tab:hover {
    color: var(--text-primary);
    background: var(--surface-sunken);
}

.support-tab.active {
    color: var(--brand);
    border-bottom-color: var(--brand);
}

.support-tab:focus-visible {
    outline: none;
    box-shadow: var(--shadow-focus);
}

.support-filters {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-3);
    margin-top: var(--space-4);
}

.support-filters .form-select { max-width: 240px; }

.support-cell-title { font-weight: var(--fw-medium); }

.support-route {
    font-family: var(--font-mono);
    font-size: var(--fs-12);
    color: var(--text-muted);
}

/* ── Detailansicht ────────────────────────────────────────────────── */

.support-heading {
    margin: var(--space-5) 0 var(--space-2);
    font-size: var(--fs-13);
    font-weight: var(--fw-semibold);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--text-muted);
}

.support-description {
    margin-bottom: var(--space-4);
    padding: var(--space-3) var(--space-4);
    border-left: 3px solid var(--border-strong);
    background: var(--surface-sunken);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    line-height: var(--lh-normal);
    overflow-wrap: anywhere;
}

.support-controls {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: var(--space-3);
}

.support-thread {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    margin-bottom: var(--space-5);
}

.support-comment {
    padding: var(--space-3) var(--space-4);
    border: 1px solid var(--border-subtle);
    border-left: 3px solid var(--border-strong);
    border-radius: var(--radius-md);
    background: var(--surface-raised);
}

.support-comment.is-internal {
    border-left-color: var(--warning);
    background: var(--warning-bg);
}

.support-comment-head {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--space-2);
    margin-bottom: var(--space-2);
    font-size: var(--fs-13);
}

.support-comment-author { font-weight: var(--fw-semibold); }

.support-comment-date { margin-left: auto; color: var(--text-muted); }

.support-comment-body {
    color: var(--text-secondary);
    line-height: var(--lh-normal);
    overflow-wrap: anywhere;
}

.support-check {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    margin-top: var(--space-2);
    font-size: var(--fs-13);
    color: var(--text-muted);
}