/* Ultra Modern Clients Page Design */

.clients-section-ultra {
    position: relative;
    min-height: 100vh;
    padding: 120px 0 80px;
    background: linear-gradient(135deg, #0a0a0a 0%, #1a1a2e 50%, #16213e 100%);
    overflow: hidden;
}

/* Animated Background Elements */
.clients-bg-elements {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.3;
    animation: float 25s ease-in-out infinite;
}

.orb-1 {
    width: 500px;
    height: 500px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    top: -150px;
    left: -150px;
    animation-delay: 0s;
}

.orb-2 {
    width: 600px;
    height: 600px;
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    bottom: -200px;
    right: -200px;
    animation-delay: 8s;
}

.orb-3 {
    width: 400px;
    height: 400px;
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    top: 40%;
    right: 10%;
    animation-delay: 16s;
}

@keyframes float {
    0%, 100% {
        transform: translate(0, 0) scale(1);
    }
    33% {
        transform: translate(60px, -60px) scale(1.1);
    }
    66% {
        transform: translate(-40px, 40px) scale(0.9);
    }
}

/* Header Section */
.clients-header {
    text-align: center;
    margin-bottom: 80px;
    position: relative;
    z-index: 2;
    animation: fadeInDown 0.8s ease;
}

.clients-badge {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 12px 28px;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.2), rgba(118, 75, 162, 0.2));
    border: 1px solid rgba(102, 126, 234, 0.3);
    border-radius: 50px;
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: #a8b2ff;
    margin-bottom: 32px;
    animation: fadeInDown 0.8s ease 0.2s both;
}

.badge-icon {
    font-size: 12px;
    animation: sparkle 2s ease-in-out infinite;
}

@keyframes sparkle {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.2); }
}

.clients-title {
    font-size: 64px;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 24px;
    color: #fff;
    animation: fadeInUp 0.8s ease 0.3s both;
}

.title-line {
    display: block;
    background: linear-gradient(135deg, #ffffff 0%, #a8b2ff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.clients-subtitle {
    max-width: 700px;
    margin: 0 auto;
    font-size: 18px;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.7);
    animation: fadeInUp 0.8s ease 0.4s both;
}

/* Filter Section */
.filter-section {
    margin-bottom: 60px;
    position: relative;
    z-index: 2;
    animation: fadeInUp 0.8s ease 0.5s both;
}

.filter-buttons {
    display: flex;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
}

.filter-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 28px;
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 50px;
    color: rgba(255, 255, 255, 0.7);
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.filter-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #667eea, #764ba2);
    transition: left 0.4s ease;
    z-index: -1;
}

.filter-btn:hover {
    border-color: rgba(102, 126, 234, 0.5);
    color: #fff;
    transform: translateY(-2px);
}

.filter-btn:hover::before {
    left: 0;
}

.filter-btn.active {
    background: linear-gradient(135deg, #667eea, #764ba2);
    border-color: transparent;
    color: #fff;
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.4);
}

.filter-btn i {
    font-size: 16px;
}

.filter-btn .count {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 24px;
    height: 24px;
    padding: 0 8px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 12px;
    font-size: 12px;
    font-weight: 700;
}

/* Clients Grid */
.clients-grid-ultra {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 30px;
    margin-bottom: 80px;
    position: relative;
    z-index: 2;
}

.client-card-ultra {
    opacity: 0;
    animation: fadeInUp 0.6s ease forwards;
    transition: all 0.3s ease;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.card-inner {
    position: relative;
    width: 100%;
    height: 350px;
    transition: transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
    transform-style: preserve-3d;
    cursor: pointer;
}

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

.card-front,
.card-back {
    position: absolute;
    width: 100%;
    height: 100%;
    backface-visibility: hidden;
    border-radius: 24px;
    overflow: hidden;
}

.card-front {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    flex-direction: column;
    transition: all 0.3s ease;
}

.client-card-ultra:hover .card-front {
    border-color: rgba(102, 126, 234, 0.3);
}

.client-image-wrapper {
    position: relative;
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px;
    background: rgba(255, 255, 255, 0.02);
}

.client-image {
    max-width: 100%;
    max-height: 180px;
    object-fit: contain;
    filter: brightness(0.9) contrast(1.1);
    transition: all 0.4s ease;
    position: relative;
    z-index: 2;
}

.client-card-ultra:hover .client-image {
    filter: brightness(1) contrast(1.2);
    transform: scale(1.05);
}

.image-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at center, rgba(102, 126, 234, 0.1), transparent);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.client-card-ultra:hover .image-overlay {
    opacity: 1;
}

.client-info {
    padding: 24px;
    background: rgba(255, 255, 255, 0.03);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.client-name {
    font-size: 20px;
    font-weight: 700;
    color: #fff;
    margin: 0 0 12px 0;
}

.client-category-badge {
    display: inline-block;
    padding: 6px 16px;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.2), rgba(118, 75, 162, 0.2));
    border: 1px solid rgba(102, 126, 234, 0.3);
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    color: #a8b2ff;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.card-back {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    transform: rotateY(180deg);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px;
    box-shadow: 0 20px 60px rgba(102, 126, 234, 0.4);
}

.card-back-content {
    text-align: center;
    color: #fff;
}

.back-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 36px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
}

.back-title {
    font-size: 24px;
    font-weight: 700;
    margin: 0 0 16px 0;
}

.back-description {
    font-size: 15px;
    line-height: 1.6;
    opacity: 0.95;
    margin: 0 0 24px 0;
}

.back-category {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
}

/* Stats Section */
.clients-stats-ultra {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    position: relative;
    z-index: 2;
    animation: fadeInUp 0.8s ease 0.8s both;
}

.stat-card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 24px;
    padding: 40px 30px;
    text-align: center;
    transition: all 0.4s ease;
}

.stat-card:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(102, 126, 234, 0.3);
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.stat-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 36px;
    color: #fff;
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.3);
    transition: all 0.4s ease;
}

.stat-card:hover .stat-icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 15px 40px rgba(102, 126, 234, 0.5);
}

.stat-number {
    font-size: 48px;
    font-weight: 800;
    background: linear-gradient(135deg, #ffffff 0%, #a8b2ff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin: 0 0 8px 0;
    line-height: 1;
}

.stat-label {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 600;
}

/* Responsive Design */
@media (max-width: 1200px) {
    .clients-grid-ultra {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 992px) {
    .clients-title {
        font-size: 48px;
    }
    
    .clients-grid-ultra {
        grid-template-columns: repeat(2, 1fr);
        gap: 24px;
    }
    
    .clients-stats-ultra {
        grid-template-columns: repeat(2, 1fr);
        gap: 24px;
    }
}

@media (max-width: 768px) {
    .clients-section-ultra {
        padding: 80px 0 60px;
    }
    
    .clients-title {
        font-size: 36px;
    }
    
    .clients-subtitle {
        font-size: 16px;
    }
    
    .filter-buttons {
        gap: 8px;
    }
    
    .filter-btn {
        padding: 10px 20px;
        font-size: 14px;
    }
    
    .filter-btn span:not(.count) {
        display: none;
    }
    
    .clients-grid-ultra {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .card-inner {
        height: 320px;
    }
    
    .clients-stats-ultra {
        grid-template-columns: 1fr;
        gap: 20px;
    }
}

@media (max-width: 576px) {
    .clients-header {
        margin-bottom: 50px;
    }
    
    .clients-title {
        font-size: 32px;
    }
    
    .filter-btn {
        padding: 8px 16px;
    }
    
    .stat-icon {
        width: 60px;
        height: 60px;
        font-size: 28px;
    }
    
    .stat-number {
        font-size: 36px;
    }
}