/* Main Section with Green Background & Particles */
#major-clients-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #f0fcf1 0%, #e8f8ea 50%, #dff4e2 100%);
    position: relative;
    overflow: hidden;
}

#major-clients-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="80" height="80" viewBox="0 0 80 80" xmlns="http://www.w3.org/2000/svg"><g fill="none" fill-rule="evenodd"><g fill="%23134820" fill-opacity="0.08"><circle cx="40" cy="40" r="3"/></g></svg>');
    opacity: 0.6;
    animation: upmPatternMove 20s linear infinite;
}

#clients-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
    position: relative;
    z-index: 1;
}

/* Floating Background Elements */
#clients-floating-shapes {
    position: absolute;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: 0;
}

#clients-floating-shapes::before,
#clients-floating-shapes::after {
    content: '';
    position: absolute;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(19, 72, 32, 0.06), rgba(31, 195, 49, 0.06));
}

#clients-floating-shapes::before {
    width: 300px;
    height: 300px;
    top: 5%;
    right: 5%;
    animation: upmFloat 8s ease-in-out infinite;
}

#clients-floating-shapes::after {
    width: 200px;
    height: 200px;
    bottom: 5%;
    left: 5%;
    animation: upmFloat 10s ease-in-out infinite reverse;
}

/* Header */
#clients-header {
    text-align: center;
    margin-bottom: 70px;
}

#clients-badge {
    display: inline-block;
    background: var(--brand-gradient-primary);
    color: var(--text-white);
    padding: 12px 35px;
    border-radius: 50px;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 25px;
    box-shadow: 0 4px 12px var(--shadow-medium);
}

#clients-title {
    font-size: 3.5em;
    font-weight: 800;
    color: var(--text-dark);
    margin-bottom: 25px;
    line-height: 1.2;
    background: var(--brand-gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

#clients-description {
    font-size: 1.3em;
    color: var(--text-gray);
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.7;
    font-weight: 400;
}

/* Statistics */
#clients-stats {
    display: flex;
    justify-content: center;
    gap: 40px;
    margin: 60px 0;
    flex-wrap: wrap;
}

.upm-stat-item {
    text-align: center;
    padding: 25px;
    background: var(--surface-white);
    border-radius: 15px;
    box-shadow: 0 8px 25px var(--shadow-light);
    border: 1px solid var(--border-light);
    min-width: 160px;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.upm-stat-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 30px var(--shadow-medium);
}

.upm-stat-number {
    font-size: 2.8em;
    font-weight: 800;
    color: var(--primary-green);
    display: block;
    margin-bottom: 8px;
}

.upm-stat-label {
    font-size: 0.9em;
    color: var(--text-gray);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 600;
}

/* Client Grid */
#clients-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

/* Client Cards - Simple Professional Style */
.upm-client-card {
    background: var(--surface-white);
    border-radius: 20px;
    padding: 40px 30px;
    text-align: center;
    box-shadow: 0 10px 30px var(--shadow-light);
    border: 1px solid var(--border-light);
    min-height: 320px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-between;
    transition: all 0.3s ease;
    cursor: pointer;
}

.upm-client-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px var(--shadow-medium);
    border-color: var(--primary-green-light);
}

/* Logo Container */
.upm-logo-container {
    width: 120px;
    height: 120px;
    margin: 0 auto 25px auto;
    border-radius: 50%;
    background: var(--brand-gradient-primary);
    padding: 3px;
    transition: all 0.3s ease;
}

.upm-client-card:hover .upm-logo-container {
    transform: scale(1.05);
    box-shadow: 0 8px 25px var(--shadow-strong);
}

.upm-logo-inner {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: var(--surface-white);
    padding: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Logo Image - Fixed */
.upm-client-logo {
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center;
    transition: all 0.3s ease;
    border-radius: 50%;
}

.upm-client-card:hover .upm-client-logo {
    transform: scale(1.1);
}

/* Logo placeholder for broken images */
.logo-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2em;
    color: var(--primary-green);
    background: var(--surface-gray-light);
    border-radius: 50%;
}

/* Client Content */
.upm-client-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    width: 100%;
}

.upm-client-name {
    font-size: 1.2em;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 15px;
    line-height: 1.3;
    min-height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    transition: color 0.3s ease;
}

.upm-client-card:hover .upm-client-name {
    color: var(--primary-green);
}

.upm-client-category {
    display: inline-block;
    background: var(--brand-gradient-primary);
    color: var(--text-white);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.8em;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-top: 10px;
}

.client-partnership-year {
    margin-top: 10px;
    font-size: 0.85em;
    color: var(--text-light-gray);
    font-weight: 500;
}

/* Trust Indicators */
#trust-indicators {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-top: 60px;
    flex-wrap: wrap;
}

.upm-trust-item {
    display: flex;
    align-items: center;
    gap: 12px;
    background: var(--surface-white);
    padding: 15px 25px;
    border-radius: 30px;
    box-shadow: 0 5px 15px var(--shadow-light);
    border: 1px solid var(--border-light);
    transition: all 0.3s ease;
}

.upm-trust-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px var(--shadow-medium);
}

.upm-trust-icon {
    width: 28px;
    height: 28px;
    background: var(--brand-gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-white);
    font-weight: bold;
    font-size: 14px;
}

.upm-trust-text {
    font-weight: 600;
    color: var(--text-dark);
    font-size: 0.95em;
}

/* Responsive Design */
@media (max-width: 768px) {
    #clients-title {
        font-size: 2.5em;
    }
    
    #clients-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 25px;
    }
    
    .upm-client-card {
        padding: 30px 20px;
        min-height: 280px;
    }
    
    .upm-logo-container {
        width: 100px;
        height: 100px;
        margin-bottom: 20px;
    }
    
    .upm-logo-inner {
        padding: 12px;
    }
    
    .upm-client-name {
        font-size: 1.1em;
        min-height: 35px;
    }
    
    #clients-stats {
        gap: 25px;
    }
    
    .upm-stat-item {
        padding: 20px;
        min-width: 140px;
    }
    
    .upm-stat-number {
        font-size: 2.5em;
    }
    
    #trust-indicators {
        gap: 20px;
    }
    
    .upm-trust-item {
        padding: 12px 20px;
    }
    
    #clients-badge {
        font-size: 11px;
        padding: 10px 25px;
    }
}

@media (max-width: 480px) {
    #major-clients-section {
        padding: 60px 0;
    }
    
    #clients-title {
        font-size: 2em;
    }
    
    #clients-description {
        font-size: 1.1em;
    }
    
    .upm-client-card {
        padding: 25px 15px;
        min-height: 260px;
    }
    
    .upm-logo-container {
        width: 80px;
        height: 80px;
        margin-bottom: 15px;
    }
    
    .upm-logo-inner {
        padding: 10px;
    }
    
    .upm-client-name {
        font-size: 1em;
    }
    
    #clients-grid {
        grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
        gap: 20px;
    }
    
    #clients-stats {
        flex-direction: column;
        align-items: center;
        gap: 15px;
    }
    
    .upm-stat-item {
        width: 100%;
        max-width: 250px;
    }
}

/* Focus States for Accessibility */
.upm-client-card:focus,
.upm-stat-item:focus,
.upm-trust-item:focus {
    outline: 2px solid var(--primary-green);
    outline-offset: 2px;
}

/* Simple fade-in animation */
.upm-client-card {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.6s ease-out forwards;
}

.upm-client-card:nth-child(1) { animation-delay: 0.1s; }
.upm-client-card:nth-child(2) { animation-delay: 0.2s; }
.upm-client-card:nth-child(3) { animation-delay: 0.3s; }
.upm-client-card:nth-child(4) { animation-delay: 0.4s; }
.upm-client-card:nth-child(5) { animation-delay: 0.5s; }
.upm-client-card:nth-child(6) { animation-delay: 0.6s; }
.upm-client-card:nth-child(7) { animation-delay: 0.7s; }
.upm-client-card:nth-child(8) { animation-delay: 0.8s; }
.upm-client-card:nth-child(9) { animation-delay: 0.9s; }
.upm-client-card:nth-child(10) { animation-delay: 1.0s; }
.upm-client-card:nth-child(11) { animation-delay: 1.1s; }
.upm-client-card:nth-child(12) { animation-delay: 1.2s; }

/* Animation Keyframes */
@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes upmPatternMove {
    0% {
        background-position: 0 0;
    }
    100% {
        background-position: 80px 80px;
    }
}

@keyframes upmFloat {
    0%, 100% {
        transform: translateY(0px) rotate(0deg);
    }
    50% {
        transform: translateY(-20px) rotate(3deg);
    }
}