/* Site-wide feedback widget — a bottom-left row of floating buttons (info /
   why-is-this-slow / feedback) plus their popups. Self-contained: only uses
   tokens from main.css, since this loads on every page and several pages
   don't pull in bax_checker.css / player.css. */

.fab-row {
    position: fixed;
    bottom: clamp(0.75rem, 2vw, 1.5rem);
    left: clamp(0.75rem, 2vw, 1.5rem);
    display: flex;
    align-items: center;
    gap: clamp(0.5rem, 1.5vw, 0.75rem);
    z-index: 40;
}

.fab {
    width: clamp(2.25rem, 2.5vw + 1.25rem, 2.75rem);
    height: clamp(2.25rem, 2.5vw + 1.25rem, 2.75rem);
    border-radius: 50%;
    background: var(--card);
    border: 1px solid var(--border);
    color: var(--ink-dim);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-md);
    cursor: pointer;
    flex-shrink: 0;
    transition: color 0.15s ease, border-color 0.15s ease, transform 0.15s ease;
}
.fab:hover { color: var(--accent); border-color: var(--accent); transform: translateY(-2px); }
.fab:active { transform: translateY(0); }
.fab:focus-visible { outline: none; box-shadow: 0 0 0 3px var(--focus-ring); }
.fab svg { width: 1.05rem; height: 1.05rem; stroke: currentColor; }

.fb-overlay {
    position: fixed;
    inset: 0;
    background: var(--scrim);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    z-index: 70;
    opacity: 0;
    transition: opacity 0.2s ease;
}
.fb-overlay.is-open { opacity: 1; }

.fb-popup {
    width: 100%;
    max-width: 440px;
    max-height: 85vh;
    overflow-y: auto;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    padding: 1.5rem;
    transform: scale(0.94);
    transition: transform 0.2s ease;
}
.fb-overlay.is-open .fb-popup { transform: scale(1); }

.fb-popup__head { display: flex; align-items: flex-start; justify-content: space-between; gap: 1rem; margin-bottom: 0.75rem; }
.fb-popup__title { font-size: 1.1rem; font-weight: 700; color: var(--ink); line-height: 1.3; }
.fb-popup__close {
    flex-shrink: 0;
    display: inline-flex; align-items: center; justify-content: center;
    width: 1.75rem; height: 1.75rem;
    border: none; background: transparent; color: var(--ink-faint);
    border-radius: 50%; cursor: pointer;
}
.fb-popup__close:hover { background: var(--card-2); color: var(--ink); }

.fb-popup__body { font-size: 0.9rem; color: var(--ink-dim); line-height: 1.55; }
.fb-popup__body p { margin: 0 0 0.75rem; }
.fb-popup__body p:last-child { margin-bottom: 0; }
.fb-popup__body strong { color: var(--ink); }
.fb-popup__body a { color: var(--accent); }

.fb-note {
    background: var(--card-2);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 0.75rem 0.9rem;
    margin: 0 0 0.75rem;
}
.fb-note:last-child { margin-bottom: 0; }

.fb-popup__actions { display: flex; justify-content: flex-end; gap: 0.6rem; margin-top: 1.1rem; }

.fb-select { margin-bottom: 0.6rem; }
.fb-status { font-size: 0.82rem; margin: 0.6rem 0 0; min-height: 1.2em; }
.fb-status.is-error { color: var(--danger); }
.fb-status.is-ok { color: var(--success); }

@media (max-width: 480px) {
    .fb-popup { padding: 1.15rem; }
}