/* Enhanced Partner Grid Styles with Dynamic Elements */

.partners-section {
    padding: 6rem 0;
    position: relative;
    background: linear-gradient(135deg, #0a0a0a 0%, #1a0000 50%, #0a0a0a 100%);
    overflow: hidden;
    background-size: 400% 400%;
    animation: gradient-shift 15s ease infinite;
}

.partners-bg-shapes {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.partners-shape {
    position: absolute;
    border-radius: 50%;
    background: rgba(139, 0, 0, 0.1);
    filter: blur(60px);
}

.partners-shape-1 {
    width: 400px;
    height: 400px;
    top: -150px;
    left: -150px;
    animation: float-slow 15s ease-in-out infinite alternate;
}

.partners-shape-2 {
    width: 300px;
    height: 300px;
    bottom: -100px;
    right: -100px;
    animation: float-slow 12s ease-in-out infinite alternate-reverse;
}

.partners-shape-3 {
    width: 200px;
    height: 200px;
    top: 50%;
    right: 15%;
    animation: float-slow 18s ease-in-out infinite alternate;
}

@keyframes float-slow {
    0% { transform: translate(0, 0); }
    100% { transform: translate(30px, 30px); }
}

.partners-grid-wrapper {
    background: rgba(15, 15, 15, 0.6);
    border-radius: 1.5rem;
    backdrop-filter: blur(10px);
    padding: 0.5rem;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.05);
    overflow: hidden;
    position: relative;
}

/* Enhanced scroll-based animations */
.enhance-glow {
    text-shadow: 0 0 10px rgba(139, 0, 0, 0.5), 0 0 20px rgba(139, 0, 0, 0.3);
    transition: text-shadow 0.5s ease;
}

.enhance-pulse {
    animation: enhanced-pulse 1s infinite alternate;
}

@keyframes enhanced-pulse {
    0% { transform: scale(1); }
    100% { transform: scale(1.05); }
}

.partner-card {
    height: 180px;
    perspective: 1000px;
    cursor: pointer;
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.5s ease, transform 0.5s ease;
}

.partner-card-adjacent {
    filter: brightness(0.7);
    transform: scale(0.95);
}

.partner-card-inner {
    position: relative;
    width: 100%;
    height: 100%;
    transition: transform 0.8s;
    transform-style: preserve-3d;
    border-radius: 1rem;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.2);
    overflow: hidden;
}

.partner-card:hover .partner-card-inner {
    transform: rotateY(180deg);
}

.partner-card-front, .partner-card-back {
    position: absolute;
    width: 100%;
    height: 100%;
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    border-radius: 1rem;
    padding: 1.5rem;
}

.partner-card-front {
    background: rgba(25, 25, 25, 0.7);
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: inset 0 0 30px rgba(139, 0, 0, 0.1);
}

.partner-card-front:after {
    content: '';
    position: absolute;
    top: 0;
    left: -150%;
    width: 200%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transform: skewX(-20deg);
    transition: 0.5s;
    opacity: 0;
}

.partner-card:hover .partner-card-front:after {
    left: 100%;
    opacity: 1;
    transition: 0.8s;
}

.partner-card-back {
    background: linear-gradient(135deg, rgba(139, 0, 0, 0.9) 0%, rgba(80, 0, 0, 0.9) 100%);
    color: white;
    transform: rotateY(180deg);
    text-align: center;
    box-shadow: inset 0 0 50px rgba(0, 0, 0, 0.3);
}

.partner-card-back:before {
    content: '';
    position: absolute;
    top: -20%;
    left: -20%;
    width: 140%;
    height: 140%;
    background: radial-gradient(circle, rgba(139, 0, 0, 0.3) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.5s ease;
}

.partner-card:hover .partner-card-back:before {
    opacity: 1;
}

.partner-card img {
    max-height: 80px;
    max-width: 100%;
    object-fit: contain;
    filter: brightness(1.2) contrast(1.1);
    opacity: 0.9;
    transition: all 0.5s ease;
    filter: drop-shadow(0 5px 15px rgba(0, 0, 0, 0.3));
}

.partner-card:hover img {
    filter: brightness(1.4) contrast(1.2);
    opacity: 1;
    transform: scale(1.05);
}

.partner-card .btn {
    transition: all 0.3s ease;
    opacity: 0;
    transform: translateY(10px);
}

.partner-card:hover .btn {
    opacity: 1;
    transform: translateY(0);
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--secondary-color);
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.1rem;
    color: #6c757d;
}

/* Separator styles */
.section-divider {
    position: relative;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.divider-line {
    width: 80%;
    height: 1px;
    background: linear-gradient(to right, transparent, rgba(139, 0, 0, 0.3), transparent);
}

.separator-line {
    width: 80px;
    height: 3px;
    background-color: var(--primary-color);
    margin-bottom: 1.5rem;
}

/* Sponsor CTA Banner */
.sponsor-cta-banner {
    background: white;
    border-radius: 1rem;
    padding: 3rem 2rem;
    margin-top: 3rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    border: 1px solid #f0f0f0;
}

.sponsor-cta-banner h3 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--secondary-color);
    margin-bottom: 1rem;
}

.sponsor-cta-banner p {
    font-size: 1.1rem;
    color: #6c757d;
    max-width: 700px;
    margin: 0 auto 2rem;
}

/* Partner Section Header Styles */
.partners-badge {
    display: inline-block;
    background-color: rgba(139, 0, 0, 0.2);
    border: 1px solid rgba(139, 0, 0, 0.3);
    color: #ffffff;
    padding: 0.5rem 1.5rem;
    border-radius: 2rem;
    font-weight: 600;
    letter-spacing: 1px;
    margin-bottom: 1rem;
    text-transform: uppercase;
    font-size: 0.8rem;
    animation: badge-glow 3s infinite alternate;
    position: relative;
    z-index: 1;
}

.partners-heading {
    font-weight: 800;
    letter-spacing: -0.5px;
    margin-bottom: 1.5rem;
    position: relative;
    z-index: 1;
}

.partners-line {
    width: 80px;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--primary-color), transparent);
    margin-bottom: 1.5rem;
    position: relative;
}

.partners-line:before {
    content: '';
    position: absolute;
    width: 15px;
    height: 15px;
    background-color: var(--primary-color);
    border-radius: 50%;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    box-shadow: 0 0 10px var(--primary-color);
}

.partners-subtitle {
    max-width: 700px;
    margin: 0 auto;
    font-size: 1.1rem;
    line-height: 1.7;
    opacity: 0.8;
}

/* Partner CTA Card */
.partner-cta-card {
    height: 180px;
    border-radius: 1rem;
    background: linear-gradient(45deg, rgba(139, 0, 0, 0.7), rgba(40, 0, 0, 0.7));
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    overflow: hidden;
    position: relative;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.partner-cta-card:before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, rgba(255,255,255,0) 0%, rgba(255,255,255,0.1) 50%, rgba(255,255,255,0) 100%);
    transform: rotate(45deg);
    animation: shine 3s infinite;
}

@keyframes shine {
    0% {
        left: -100%;
        transition-property: left;
    }
    100% {
        left: 100%;
        transition-property: left;
    }
}

.partner-cta-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(139, 0, 0, 0.3);
}

.partner-cta-content {
    text-align: center;
    color: white;
    padding: 1.5rem;
}

.partner-cta-content i {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    opacity: 0.9;
    transition: transform 0.5s ease;
}

.partner-cta-content h5 {
    margin-bottom: 1rem;
    font-weight: 600;
}

/* Logo animations for partners */
.partner-card:nth-child(1) .partner-card-front img {
    animation: float-logo 6s ease-in-out infinite;
}

.partner-card:nth-child(2) .partner-card-front img {
    animation: float-logo 7s ease-in-out infinite reverse;
}

.partner-card:nth-child(3) .partner-card-front img {
    animation: float-logo 8s ease-in-out infinite;
}

.partner-card:nth-child(4) .partner-card-front img {
    animation: float-logo 9s ease-in-out infinite reverse;
}

.partner-card:nth-child(5) .partner-card-front img {
    animation: float-logo 7.5s ease-in-out infinite;
}

.partner-card:nth-child(6) .partner-card-front img {
    animation: float-logo 8.5s ease-in-out infinite reverse;
}

.partner-card:nth-child(7) .partner-card-front img {
    animation: float-logo 6.5s ease-in-out infinite;
}

@keyframes float-logo {
    0% {
        transform: translateY(0) scale(1);
    }
    50% {
        transform: translateY(-5px) scale(1.05);
    }
    100% {
        transform: translateY(0) scale(1);
    }
}

/* Enhanced section background with animated gradient */
.partners-section {
    background: linear-gradient(135deg, #0a0a0a 0%, #1a0000 50%, #0a0a0a 100%);
    background-size: 400% 400%;
    animation: gradient-shift 15s ease infinite;
}

@keyframes gradient-shift {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

/* Light streaks effect for partners grid */
.partners-grid-wrapper::after {
    content: '';
    position: absolute;
    top: 0;
    left: -150%;
    width: 150%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.05), transparent);
    transform: skewX(-20deg);
    animation: lightStreak 10s ease-in-out infinite;
}

@keyframes lightStreak {
    0% {
        left: -150%;
    }
    48% {
        left: -150%;
    }
    50% {
        left: 100%;
    }
    100% {
        left: 100%;
    }
}

/* Enhanced partner badges */
.partners-badge {
    animation: badge-glow 3s infinite alternate;
    position: relative;
    z-index: 1;
}

@keyframes badge-glow {
    0% {
        box-shadow: 0 0 5px rgba(139, 0, 0, 0.3);
    }
    100% {
        box-shadow: 0 0 15px rgba(139, 0, 0, 0.7);
    }
}

/* Add subtle pattern background for more texture */
.partners-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url("data:image/svg+xml,%3Csvg width='20' height='20' xmlns='http://www.w3.org/2000/svg'%3E%3Crect width='20' height='20' fill='none' stroke='rgba(139,0,0,0.05)' stroke-width='1'/%3E%3C/svg%3E");
    opacity: 0.3;
    z-index: 1;
    pointer-events: none;
}

/* Responsive adjustments */
@media (max-width: 991px) {
    .partners-section {
        padding: 5rem 0;
    }
    
    .partner-card {
        height: 160px;
    }
}

@media (max-width: 767px) {
    .partners-section {
        padding: 4rem 0;
    }
    
    .partners-heading {
        font-size: 2rem;
    }
    
    .partners-subtitle {
        font-size: 0.95rem;
    }
    
    .partner-card {
        height: 130px;
    }
    
    .partner-card-back h5 {
        font-size: 0.85rem;
        margin-bottom: 0.5rem;
    }
    
    /* Auto-flip effect for mobile */
    @keyframes auto-flip {
        0%, 45% { transform: rotateY(0deg); }
        50%, 95% { transform: rotateY(180deg); }
        100% { transform: rotateY(0deg); }
    }
    
    /* Apply different animations to each card for staggered effect */
    .partner-card:nth-child(1) .partner-card-inner {
        animation: auto-flip 12s infinite;
    }
    
    .partner-card:nth-child(2) .partner-card-inner {
        animation: auto-flip 12s infinite 2s;
    }
    
    .partner-card:nth-child(3) .partner-card-inner {
        animation: auto-flip 12s infinite 4s;
    }
    
    .partner-card:nth-child(4) .partner-card-inner {
        animation: auto-flip 12s infinite 6s;
    }
    
    .partner-card:nth-child(5) .partner-card-inner {
        animation: auto-flip 12s infinite 8s;
    }
    
    .partner-card:nth-child(6) .partner-card-inner {
        animation: auto-flip 12s infinite 10s;
    }
    
    .partner-card:nth-child(7) .partner-card-inner {
        animation: auto-flip 12s infinite 12s;
    }
    
    /* Make the glow more visible on mobile */
    .partner-card-inner {
        animation: glow-pulse 2s infinite;
    }
    
    @keyframes glow-pulse {
        0% { box-shadow: 0 0 10px rgba(139, 0, 0, 0.5); }
        50% { box-shadow: 0 0 20px rgba(139, 0, 0, 0.7); }
        100% { box-shadow: 0 0 10px rgba(139, 0, 0, 0.5); }
    }
    
    /* Enhanced shape animations for mobile */
    .partners-shape {
        filter: blur(30px);
    }
}

/* Special effect for very small screens */
@media (max-width: 480px) {
    .partners-grid-wrapper {
        background: linear-gradient(135deg, rgba(15, 15, 15, 0.8), rgba(20, 0, 0, 0.8));
    }
    
    .partner-card-front, .partner-card-back {
        border-radius: 0.75rem;
    }
    
    .partners-badge {
        padding: 0.4rem 1.2rem;
        font-size: 0.75rem;
    }
}