/* ==========================================================================
   Partners & Certifications Marquee Section Styles (Clean & Frameless)
   ========================================================================== */

.partners-section {
    position: relative;
    background: #ffffff;
    border-top: 1px solid #f1f5f9;
    border-bottom: 1px solid #f1f5f9;
    padding-top: 2rem;
    padding-bottom: 2.25rem;
    overflow: hidden;
}

@media (min-width: 640px) {
    .partners-section {
        padding-top: 2.5rem;
        padding-bottom: 2.75rem;
    }
}

/* Container for marquee */
.partners-marquee-container {
    position: relative;
    width: 100%;
    overflow: hidden;
    user-select: none;
    -webkit-user-select: none;
    padding: 1rem 0;
}

/* Gradient Fade Masks on sides */
.partners-gradient-mask {
    position: absolute;
    top: 0;
    bottom: 0;
    width: 70px;
    z-index: 10;
    pointer-events: none;
}

.partners-gradient-mask-left {
    left: 0;
    background: linear-gradient(to right, #ffffff 20%, rgba(255, 255, 255, 0.85) 65%, rgba(255, 255, 255, 0) 100%);
}

.partners-gradient-mask-right {
    right: 0;
    background: linear-gradient(to left, #ffffff 20%, rgba(255, 255, 255, 0.85) 65%, rgba(255, 255, 255, 0) 100%);
}

@media (min-width: 768px) {
    .partners-gradient-mask {
        width: 160px;
    }
}

@media (min-width: 1280px) {
    .partners-gradient-mask {
        width: 200px;
    }
}

/* Continuous Marquee Track */
.partners-marquee-track {
    display: flex;
    align-items: center;
    width: max-content;
    will-change: transform;
    animation: partnersMarqueeScroll 36s linear infinite;
}

/* Pause animation immediately on hover, touch, or focus */
.partners-marquee-container:hover .partners-marquee-track,
.partners-marquee-track:hover,
.partners-marquee-track:focus-within,
.partners-marquee-track:active,
.partner-item:hover {
    animation-play-state: paused !important;
}

/* Partner groups inside track */
.partners-group {
    display: flex;
    align-items: center;
    gap: 3.5rem;
    padding-right: 3.5rem;
    flex-shrink: 0;
}

@media (min-width: 640px) {
    .partners-group {
        gap: 5rem;
        padding-right: 5rem;
    }
}

@media (min-width: 1024px) {
    .partners-group {
        gap: 6.5rem;
        padding-right: 6.5rem;
    }
}

@media (min-width: 1280px) {
    .partners-group {
        gap: 8rem;
        padding-right: 8rem;
    }
}

/* Frameless Partner Logo Item */
.partner-item {
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    flex-shrink: 0;
    background: transparent;
    border: none;
    outline: none;
    padding: 0.5rem 0.75rem;
    transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Big, crisp partner logo */
.partner-logo {
    height: 68px;
    width: auto;
    max-width: 180px;
    object-fit: contain;
    filter: grayscale(20%) opacity(0.88);
    transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

@media (min-width: 640px) {
    .partner-logo {
        height: 82px;
        max-width: 220px;
    }
}

@media (min-width: 1024px) {
    .partner-logo {
        height: 96px;
        max-width: 260px;
    }
}

@media (min-width: 1280px) {
    .partner-logo {
        height: 108px;
        max-width: 280px;
    }
}

/* Hover Effect on Logo */
.partner-item:hover .partner-logo {
    filter: grayscale(0%) opacity(1) drop-shadow(0 10px 15px rgba(0, 0, 0, 0.08));
    transform: scale(1.10);
}

/* Keyframes for Seamless Marquee */
@keyframes partnersMarqueeScroll {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-50%);
    }
}

/* Accessibility: reduce motion */
@media (prefers-reduced-motion: reduce) {
    .partners-marquee-track {
        animation: none;
        overflow-x: auto;
        padding-bottom: 0.5rem;
    }
}