/* PM Brand Slider — front-end styles
   Plugin: PM Brand Slider | Author: Public Methods
---------------------------------------------------------------- */

/* ── Wrapper ────────────────────────────────────────────────── */
.pm-brand-slider {
    width: 100%;
    overflow: hidden;
    position: relative;
    padding: 16px 0;
}

/* Fade edges */
.pm-brand-slider::before,
.pm-brand-slider::after {
    content: "";
    position: absolute;
    top: 0;
    bottom: 0;
    width: 80px;
    z-index: 2;
    pointer-events: none;
}
.pm-brand-slider::before {
    left: 0;
    background: linear-gradient(to right, #fff 0%, transparent 100%);
}
.pm-brand-slider::after {
    right: 0;
    background: linear-gradient(to left, #fff 0%, transparent 100%);
}

/* ── Scrolling track ─────────────────────────────────────────── */
.pm-bs-track {
    display: flex;
    align-items: center;
    gap: 32px;
    will-change: transform;
    /* Duration is overridden by JS; 20s is a safe visible fallback */
    animation: pm-bs-scroll 20s linear infinite;
}

@keyframes pm-bs-scroll {
    /* JS writes --pm-bs-half-w (negative px) on the wrapper so the track
       scrolls exactly one full set of slides before snapping back to 0 */
    0%   { transform: translateX(0); }
    100% { transform: translateX(var(--pm-bs-half-w, -50%)); }
}

/* Pause on hover / focus-within */
.pm-brand-slider:hover .pm-bs-track,
.pm-brand-slider:focus-within .pm-bs-track {
    animation-play-state: paused;
}

/* ── Individual slide ────────────────────────────────────────── */
.pm-bs-slide {
    flex: 0 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

/* ── Brand link ──────────────────────────────────────────────── */
.pm-bs-link {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    color: inherit;
    transition: opacity 0.2s ease;
}
.pm-bs-link:hover,
.pm-bs-link:focus {
    opacity: 0.7;
    outline: 2px dashed currentColor;
    outline-offset: 4px;
}

/* ── Logo image ──────────────────────────────────────────────── */
.pm-bs-logo {
    display: block;
    width: auto;
    max-width: 120px;
    height: 60px;
    object-fit: contain;
    filter: grayscale(100%);
    transition: filter 0.25s ease, transform 0.25s ease;
}
.pm-bs-link:hover .pm-bs-logo,
.pm-bs-link:focus .pm-bs-logo {
    filter: grayscale(0%);
    transform: scale(1.06);
}

/* ── Letter placeholder (no image) ──────────────────────────── */
.pm-bs-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 80px;
    height: 60px;
    border-radius: 8px;
    background: #f0f0f0;
    color: #555;
    font-size: 1.3rem;
    font-weight: 700;
    letter-spacing: 1px;
    transition: background 0.25s ease;
}
.pm-bs-link:hover .pm-bs-placeholder,
.pm-bs-link:focus .pm-bs-placeholder {
    background: #e0e0e0;
}

/* ── Brand name ──────────────────────────────────────────────── */
.pm-bs-name {
    display: block;
    font-size: 0.78rem;
    font-weight: 600;
    text-align: center;
    color: #444;
    max-width: 120px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* ── Notice (error / empty state) ───────────────────────────── */
.pm-bs-notice {
    padding: 12px 16px;
    background: #fff8e1;
    border-left: 4px solid #ffb300;
    font-size: 0.9rem;
    color: #555;
    margin: 16px 0;
}

/* ── Respect reduced-motion preference ───────────────────────── */
@media (prefers-reduced-motion: reduce) {
    .pm-bs-track {
        animation: none !important;
        flex-wrap: wrap;
        justify-content: center;
        gap: 24px;
    }
    .pm-brand-slider::before,
    .pm-brand-slider::after {
        display: none;
    }
}