/*--------------------------------------------------------------
# Sponsors Carousel Section - Premium Responsive Design
--------------------------------------------------------------*/

/* Premium Heading */
.premium-heading {
    text-align: center;
    margin-bottom: 50px;
    position: relative;
}

.premium-heading h2 {
    display: inline-block;
    font-family: 'Inter', sans-serif;
    font-size: 28px;
    font-weight: 700;
    color: #111;
    letter-spacing: 1px;
    text-transform: uppercase;
    position: relative;
    z-index: 2;
    background: #fff;
    padding: 0 30px;
}

.premium-heading::before {
    content: "";
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(to right, #00c6ff, #3b82f6);
    transform: translateY(-50%);
    z-index: 1;
}

/* Section Container */
.sponsors-carousel-section {
    background: #ffffff;
    padding: 80px 0;
    overflow: hidden;
}

/* Sponsor Filter Buttons */
.sponsor-filter-buttons {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 12px 28px;
    border: 2px solid #e5e7eb;
    background: #fff;
    color: #4b5563;
    font-family: 'Inter', sans-serif;
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-radius: 30px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.filter-btn:hover {
    border-color: #3b82f6;
    color: #3b82f6;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.15);
}

.filter-btn.active {
    background: #3b82f6;
    border-color: #3b82f6;
    color: #fff;
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.3);
}

.filter-btn[data-filter="gold"].active {
    background: #facc15;
    border-color: #facc15;
    color: #000;
    box-shadow: 0 4px 15px rgba(250, 204, 21, 0.4);
}

.filter-btn[data-filter="silver"].active {
    background: #9ca3af;
    border-color: #9ca3af;
    color: #fff;
    box-shadow: 0 4px 15px rgba(156, 163, 175, 0.4);
}

.filter-btn[data-filter="bronze"].active {
    background: #cd7f32;
    border-color: #cd7f32;
    color: #fff;
    box-shadow: 0 4px 15px rgba(205, 127, 50, 0.4);
}

.filter-btn[data-filter="partner"].active {
    background: #8b5cf6;
    border-color: #8b5cf6;
    color: #fff;
    box-shadow: 0 4px 15px rgba(139, 92, 246, 0.4);
}

/* Owl Carousel Compatible Container */
.sponsors-carousel {
    display: block;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Owl Carousel Item Wrapper */
.sponsors-carousel__item {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 10px;
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.sponsors-carousel__item.hidden {
    display: none;
}

.sponsors-carousel__item.show {
    display: flex;
    animation: fadeIn 0.5s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Sponsor Item */
.sponsor-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.sponsor-item:hover {
    transform: scale(1.05);
    opacity: 0.85;
}

/* Badge Styles */
.sponsor-badge {
    font-size: 11px;
    letter-spacing: 1px;
    padding: 5px 12px;
    border-radius: 20px;
    margin-bottom: 15px;
    font-weight: 600;
    text-transform: uppercase;
}

.sponsor-item.gold .sponsor-badge {
    background: #facc15;
    color: #000;
}

.sponsor-item.silver .sponsor-badge {
    background: #e5e7eb;
    color: #000;
}

.sponsor-item.bronze .sponsor-badge {
    background: #cd7f32;
    color: #fff;
}

.sponsor-item.partner .sponsor-badge {
    background: #3b82f6;
    color: #fff;
}

/* Logo Images */
.sponsor-item img {
    max-height: 90px;
    width: auto;
    object-fit: contain;
    transition: transform 0.3s ease;
}

.sponsor-item img:hover {
    transform: scale(1.05);
}

/* Owl Carousel Overrides - Let Owl Carousel handle the layout */
.sponsors-carousel .owl-nav {
    display: none;
}

.sponsors-carousel .owl-dots {
    display: none;
}

/* Responsive - Tablet */
@media (max-width: 992px) {
    .sponsor-item img {
        max-height: 70px;
    }
    
    .premium-heading h2 {
        font-size: 24px;
    }
    
    .filter-btn {
        padding: 10px 22px;
        font-size: 13px;
    }
}

/* Responsive - Mobile */
@media (max-width: 768px) {
    .sponsors-carousel-section {
        padding: 60px 0;
    }
    
    .sponsor-badge {
        font-size: 10px;
        padding: 4px 10px;
        margin-bottom: 10px;
    }
    
    .sponsor-item img {
        max-height: 55px;
    }
    
    .premium-heading {
        margin-bottom: 40px;
    }
    
    .premium-heading h2 {
        font-size: 20px;
        padding: 0 20px;
    }
    
    .sponsor-filter-buttons {
        gap: 10px;
    }
    
    .filter-btn {
        padding: 8px 18px;
        font-size: 12px;
    }
}

/* Responsive - Small Mobile */
@media (max-width: 480px) {
    .sponsor-item img {
        max-height: 45px;
    }
    
    .premium-heading h2 {
        font-size: 18px;
    }
    
    .sponsor-filter-buttons {
        gap: 8px;
    }
    
    .filter-btn {
        padding: 6px 14px;
        font-size: 11px;
    }
}


/* Our Speakers Section - Big Heading Styles */
.our-speakers-section { margin-bottom: 30px; }
.our-speakers-heading { margin-bottom: 5px; margin-top: -20px; }
.our-speakers-title { font-size: 52px; font-weight: 700; color: #ffffff; text-transform: uppercase; letter-spacing: 3px; text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3); margin: 0; line-height: 1.2; }
.our-speakers-divider { margin-top: 10px; }
@media (max-width: 768px) { .our-speakers-title { font-size: 32px; letter-spacing: 2px; } .our-speakers-heading { margin-top: -10px; } }