/* About Us Section Styles - Swiper Implementation */
.about-us {
    padding: 20px 0;
    background: linear-gradient(170deg, rgba(255, 255, 255, 1) 0%, rgb(244 58 9 / 15%) 100%);
    position: relative;
    overflow: hidden;
}

[data-theme="dark"] .about-us {
    background: linear-gradient(135deg, 
        rgba(9, 31, 54, 1) 0%, 
        rgba(158, 54, 58, 0.05) 25%,
        rgba(9, 31, 54, 1) 50%,
        rgba(79, 95, 118, 0.05) 75%,
        rgba(9, 31, 54, 1) 100%);
}

.about-us .container-custom {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 40px;
}

/* Section Header */
.about-us .section-header {
    margin-bottom: 20px;
}

.about-us .section-title {
    font-family: var(--font-primary-GEB);
    font-size: clamp(2.2rem, 4vw, 3rem);
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 20px;
    line-height: 1.2;
    letter-spacing: -0.01em;
}

.about-us .section-subtitle {
    font-family: var(--font-primary-GMB);
    font-size: 1.3rem;
    color: var(--text-secondary);
    max-width: 1300px;
    margin: 0 auto;
    line-height: 1.6;
    font-weight: 500;
}

/* Swiper Container - FIXED: Contained within section */
.about-swiper-container {
    position: relative;
    width: 100%;
    margin: 0 auto;
    overflow: visible; /* Allow slides to be visible outside */
}

.about-swiper {
    width: calc(100% + 200px);
    margin-left: -100px;
    overflow: visible !important; /* Allow side slides to show */
    padding: 40px 0;
    transform: translateZ(0); /* Hardware acceleration for container */
    backface-visibility: hidden; /* Prevent flickering */
    position: relative;
}

/* Slide Content Styles - Optimized for smooth infinite looping */
.about-slide {
    width: 650px; /* Fixed width for side preview */
    max-width: 80vw; /* Responsive limit */
    min-height: 500px;
    height: auto;
    transition: all 0.5s cubic-bezier(0.4, 0.0, 0.2, 1); /* Faster, smoother transition */
    transform: scale(0.75) translateZ(0);
    opacity: 0.4;
    cursor: pointer;
    will-change: transform, opacity; /* Optimize for animations */
}

/* Optimized blur system - Active slide always crisp, others progressively blurred */

.about-slide-content {
    background: var(--gradient-card);
    backdrop-filter: var(--backdrop-blur-md);
    -webkit-backdrop-filter: var(--backdrop-blur-md);
    border: none; /* Remove visible border */
    border-radius: var(--radius-2xl);
    padding: 40px 30px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    transition: all 0.6s cubic-bezier(0.4, 0.0, 0.2, 1); /* Optimized transition */
    filter: blur(3px) brightness(0.7) saturate(0.8); /* Enhanced default blur */
    height: 100%;
    min-height: 500px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08); /* Softer shadow */
    transform: translateZ(0); /* Hardware acceleration */
    will-change: filter, transform; /* Optimize for animations */
}

/* Active slide effects - Always crisp and centered */
.swiper-slide-active.about-slide {
    transform: scale(1) translateZ(0) !important;
    opacity: 1 !important;
    z-index: 3; /* Higher z-index for active slide */
}

.swiper-slide-active .about-slide-content {
    filter: none !important; /* Complete removal of all filters for maximum clarity */
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12), 
                0 8px 16px rgba(244, 58, 9, 0.1);
    transform: translateZ(0);
}

/* Side slides positioning - Optimized blur system */
.swiper-slide-prev.about-slide,
.swiper-slide-next.about-slide {
    transform: scale(0.8) translateZ(0) !important;
    opacity: 0.7 !important;
    z-index: 2;
}

.swiper-slide-prev .about-slide-content,
.swiper-slide-next .about-slide-content {
    filter: blur(2px) brightness(0.85) saturate(0.95) !important;
    transition: filter 0.4s ease-out;
}

/* Far slides - Maximum blur for depth effect */
.about-slide:not(.swiper-slide-active):not(.swiper-slide-prev):not(.swiper-slide-next) {
    transform: scale(0.7) translateZ(0) !important;
    opacity: 0.3 !important;
}

.about-slide:not(.swiper-slide-active):not(.swiper-slide-prev):not(.swiper-slide-next) .about-slide-content {
    filter: blur(5px) brightness(0.6) saturate(0.8) !important;
    transition: filter 0.4s ease-out;
}

/* Statistics Section */
.stats-compact {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-bottom: 40px;
}

.stat-compact {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 24px 16px;
    background: var(--gradient-card);
    backdrop-filter: var(--backdrop-blur-sm);
    -webkit-backdrop-filter: var(--backdrop-blur-sm);
    border-radius: var(--radius-2xl);
    border: 1px solid rgba(var(--border-light-rgb, 200, 200, 200), 0.2);
    transition: all var(--duration-normal) var(--ease-back);
    position: relative;
    overflow: hidden;
}

.stat-compact::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-hero);
    opacity: 0;
    transition: opacity var(--duration-normal) var(--ease-out);
}

.stat-compact:hover::before {
    opacity: 1;
}

.stat-compact:hover {
    transform: translateY(-6px) scale(1.05);
    border-color: rgba(var(--color-primary-rgb, 244, 58, 9), 0.3);
    box-shadow: var(--shadow-glow-md);
}

.stat-number-compact {
    font-family: var(--font-primary-GEB);
    font-size: 2.4rem;
    font-weight: 900;
    background: var(--gradient-button-shape);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1;
    margin-bottom: 8px;
}

.stat-label-compact {
    font-family: var(--font-primary-GSB);
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-weight: 600;
    text-align: center;
    line-height: 1.3;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Expertise Block */
.expertise-block {
    margin-top: 20px;
}

.expertise-title {
    font-family: var(--font-primary-GEB);
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 16px;
    position: relative;
}

.expertise-title::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 60px;
    height: 3px;
    background: var(--gradient-button-shape);
    border-radius: 2px;
}

.expertise-text {
    font-family: var(--font-primary-GMB);
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 24px;
}

/* Key Advantages */
.key-advantages {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.advantage-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    background: var(--gradient-card);
    border-radius: var(--radius-xl);
    transition: all var(--duration-normal) var(--ease-out);
    border-left: 4px solid var(--color-primary);
}

.advantage-item:hover {
    transform: translateX(8px);
    box-shadow: var(--shadow-md);
}

.advantage-icon {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--gradient-button-shape);
    color: var(--text-inverse);
    font-size: 0.9rem;
    flex-shrink: 0;
    box-shadow: var(--shadow-sm);
}

.advantage-text {
    font-family: var(--font-primary-GMB);
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-primary);
    line-height: 1.4;
}

/* Services Section */
.services-title {
    font-family: var(--font-primary-GEB);
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 30px;
    text-align: center;
    position: relative;
}

.services-title::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background: var(--gradient-button-shape);
    border-radius: 2px;
}

.services-compact {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.service-compact {
    display: flex;
    align-items: center;
    padding: 20px 24px;
    background: var(--gradient-card);
    backdrop-filter: var(--backdrop-blur-sm);
    -webkit-backdrop-filter: var(--backdrop-blur-sm);
    border-radius: var(--radius-2xl);
    border: 1px solid rgba(var(--border-light-rgb, 200, 200, 200), 0.15);
    transition: all var(--duration-smooth) var(--ease-back);
    position: relative;
    overflow: hidden;
}

.service-compact::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: var(--gradient-hero);
    transform: scaleY(0);
    transition: transform var(--duration-normal) var(--ease-out);
}

.service-compact:hover::before {
    transform: scaleY(1);
}

.service-compact:hover {
    transform: translateX(12px);
    border-color: rgba(var(--color-primary-rgb, 244, 58, 9), 0.25);
    box-shadow: var(--shadow-glow-md);
}

.service-icon-compact {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-xl);
    background: var(--gradient-button-shape);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 20px;
    flex-shrink: 0;
    color: var(--text-inverse);
    font-size: 1.2rem;
    box-shadow: var(--shadow-md);
    transition: all var(--duration-normal) var(--ease-out);
}

.service-compact:hover .service-icon-compact {
    transform: scale(1.1) rotate(5deg);
    box-shadow: var(--shadow-lg);
}

.service-info {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.service-name {
    font-family: var(--font-primary-GEB);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.2;
}

.service-detail {
    font-family: var(--font-primary-GMB);
    font-size: 0.9rem;
    color: var(--text-secondary);
    opacity: 0.8;
    line-height: 1.4;
}

/* Specializations Section */
.specializations-title {
    font-family: var(--font-primary-GEB);
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 20px;
    position: relative;
}

.specializations-title::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 70px;
    height: 3px;
    background: var(--gradient-button-shape);
    border-radius: 2px;
}

.specializations-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    margin-bottom: 32px;
}

.spec-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 16px;
    background: var(--gradient-card);
    backdrop-filter: var(--backdrop-blur-sm);
    -webkit-backdrop-filter: var(--backdrop-blur-sm);
    border-radius: var(--radius-xl);
    border: 1px solid rgba(var(--border-light-rgb, 200, 200, 200), 0.1);
    transition: all var(--duration-normal) var(--ease-back);
    cursor: pointer;
}

.spec-item:hover {
    transform: scale(1.05);
    border-color: rgba(var(--color-primary-rgb, 244, 58, 9), 0.2);
    box-shadow: var(--shadow-md);
}

.spec-icon {
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
    font-size: 0.9rem;
    flex-shrink: 0;
}

.spec-name {
    font-family: var(--font-primary-GSB);
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-primary);
    line-height: 1.3;
}

/* Approach Block */
.approach-block {
    margin-top: 24px;
}

.approach-title {
    font-family: var(--font-primary-GEB);
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.approach-text {
    font-family: var(--font-primary-GMB);
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 20px;
}

/* Quality Indicators */
.quality-indicators {
    display: flex;
    gap: 20px;
    justify-content: center;
}

.quality-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 18px 16px;
    background: var(--gradient-card);
    border-radius: var(--radius-2xl);
    border: 1px solid rgba(var(--border-light-rgb, 200, 200, 200), 0.15);
    min-width: 140px;
    transition: all var(--duration-normal) var(--ease-out);
}

.quality-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.quality-metric {
    font-family: var(--font-primary-GEB);
    font-size: 1.4rem;
    font-weight: 900;
    background: var(--gradient-button-shape);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1;
    margin-bottom: 6px;
}

.quality-label {
    font-family: var(--font-primary-GMB);
    font-size: 0.75rem;
    color: var(--text-secondary);
    text-align: center;
    line-height: 1.3;
    font-weight: 500;
}

/* Enhanced Navigation Buttons */
.about-swiper-button-prev,
.about-swiper-button-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, 
        rgba(255, 255, 255, 0.95) 0%, 
        rgba(255, 255, 255, 0.85) 100%);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 2px solid rgba(244, 58, 9, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
    font-size: 1.4rem;
    cursor: pointer;
    transition: all var(--duration-normal) cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 10;
    user-select: none;
    box-shadow: 
        0 8px 24px rgba(0, 0, 0, 0.08),
        0 2px 8px rgba(244, 58, 9, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.8);
    will-change: transform, box-shadow;
}

[data-theme="dark"] .about-swiper-button-prev,
[data-theme="dark"] .about-swiper-button-next {
    background: linear-gradient(135deg, 
        rgba(9, 31, 54, 0.95) 0%, 
        rgba(15, 40, 98, 0.9) 100%);
    border-color: rgba(158, 54, 58, 0.3);
    color: var(--color-primary);
    box-shadow: 
        0 8px 24px rgba(0, 0, 0, 0.3),
        0 2px 8px rgba(158, 54, 58, 0.2),
        inset 0 1px 0 rgba(79, 95, 118, 0.3);
}

.about-swiper-button-prev::before,
.about-swiper-button-next::before {
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    transition: transform var(--duration-normal) var(--ease-out);
}

.about-swiper-button-prev::before {
    content: '\f104'; /* fa-angle-left */
    margin-right: 2px; /* Optical alignment */
}

.about-swiper-button-next::before {
    content: '\f105'; /* fa-angle-right */
    margin-left: 2px; /* Optical alignment */
}

.about-swiper-button-prev {
    left: -70px;
}

.about-swiper-button-next {
    right: -70px;
}

/* Hover and Active States */
.about-swiper-button-prev:hover,
.about-swiper-button-next:hover {
    background: linear-gradient(135deg, 
        var(--color-primary) 0%, 
        #e6350a 100%);
    color: var(--text-inverse);
    transform: translateY(-50%) scale(1.15);
    border-color: rgba(244, 58, 9, 0.4);
    box-shadow: 
        0 12px 32px rgba(244, 58, 9, 0.25),
        0 4px 16px rgba(244, 58, 9, 0.15),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.about-swiper-button-prev:hover::before,
.about-swiper-button-next:hover::before {
    transform: scale(1.1);
}

.about-swiper-button-prev:active,
.about-swiper-button-next:active {
    transform: translateY(-50%) scale(1.05);
    box-shadow: 
        0 6px 16px rgba(244, 58, 9, 0.2),
        0 2px 8px rgba(244, 58, 9, 0.1);
}

/* Disabled State */
.about-swiper-button-prev.swiper-button-disabled,
.about-swiper-button-next.swiper-button-disabled {
    opacity: 0.2;
    cursor: not-allowed;
    pointer-events: none;
    transform: translateY(-50%) scale(0.9);
    background: rgba(var(--text-secondary-rgb, 128, 128, 128), 0.1);
    color: var(--text-secondary);
    border-color: rgba(var(--text-secondary-rgb, 128, 128, 128), 0.1);
    box-shadow: none;
}

/* Ripple Effect on Click */
.about-swiper-button-prev::after,
.about-swiper-button-next::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0);
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    opacity: 0;
    transition: all 0.3s ease;
    pointer-events: none;
}

.about-swiper-button-prev:active::after,
.about-swiper-button-next:active::after {
    transform: translate(-50%, -50%) scale(1.2);
    opacity: 1;
}

/* Focus States for Accessibility */
.about-swiper-button-prev:focus-visible,
.about-swiper-button-next:focus-visible {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 
        0 0 0 3px rgba(244, 58, 9, 0.2),
        0 8px 24px rgba(0, 0, 0, 0.08),
        0 2px 8px rgba(244, 58, 9, 0.1);
}


/* Swiper specific overrides - UPDATED for preview */
.about-swiper .swiper-wrapper {
    align-items: center;
    display: flex;
}

.about-swiper .swiper-slide {
    height: auto;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0; /* Prevent slide shrinking */
}

/* Responsive Design */
@media (max-width: 1200px) {
    .about-swiper-container {
        overflow: hidden; /* Hide overflow on smaller screens */
    }
    
    .about-swiper {
        width: calc(100% + 100px);
        margin-left: -50px;
        padding: 40px 0;
    }
    
    .about-slide {
        width: 550px;
    }
    
    .specializations-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    /* Adjust navigation positioning for smaller containers */
    .about-swiper-button-prev {
        left: -50px;
        width: 50px;
        height: 50px;
        font-size: 1.2rem;
    }

    .about-swiper-button-next {
        right: -50px;
        width: 50px;
        height: 50px;
        font-size: 1.2rem;
    }
}

@media (max-width: 768px) {
    .about-us {
        padding: 60px 0;
    }
    
    .about-us .container-custom {
        padding: 0 20px;
    }
    
    .about-swiper-container {
        overflow: hidden;
    }
    
    .about-swiper {
        width: calc(100% + 60px);
        margin-left: -30px;
        padding: 40px 0;
    }
    
    .about-slide {
        width: 85vw;
        max-width: 500px;
        min-height: 400px;
        height: auto;
    }
    
    .about-slide-content {
        padding: 30px 20px;
    }
    
    .stats-compact {
        grid-template-columns: 1fr 1fr;
        gap: 15px;
    }
    
    .stat-number-compact {
        font-size: 2rem;
    }
    
    .specializations-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .quality-indicators {
        flex-direction: column;
        gap: 15px;
    }
    
    /* Navigation hidden on mobile - rely on touch swipe */
    .about-swiper-button-prev,
    .about-swiper-button-next {
        display: none;
    }
    
}

@media (max-width: 480px) {
    .about-us .section-title {
        font-size: 28px;
    }
    
    .about-us .section-subtitle {
        font-size: 16px;
    }
    
    .about-swiper-container {
        overflow: hidden;
    }
    
    .about-swiper {
        width: 100%;
        margin-left: 0;
        padding: 40px 0;
    }
    
    .about-slide {
        width: 90vw;
        max-width: 400px;
        min-height: 400px;
    }
    
    .stats-compact {
        grid-template-columns: 1fr;
        gap: 12px;
    }
    
    .stat-number-compact {
        font-size: 1.8rem;
    }
    
    .specializations-grid {
        grid-template-columns: 1fr;
    }
    
    .service-compact {
        flex-direction: column;
        text-align: center;
        padding: 15px;
    }
    
    .service-icon-compact {
        margin-right: 0;
        margin-bottom: 10px;
    }
    
    /* Navigation hidden on small mobile */
    .about-swiper-button-prev,
    .about-swiper-button-next {
        display: none;
    }
    
}

/* ===================================== */
/* CTA SECTION - MINIMALIST DESIGN */
/* ===================================== */

.about-cta-bottom {
    margin-top: 0px;
    padding: 20px 40px;
    text-align: center;
    background: transparent;
    position: relative;
}

.about-cta-bottom::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 1px;
    background: var(--color-primary);
    opacity: 0.3;
}

.cta-content {
    max-width: 1100px;
    margin: 0 auto;
}

.cta-title {
    font-family: var(--font-primary-GEB);
    font-size: clamp(1.8rem, 3vw, 2.5rem);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 16px;
    line-height: 1.3;
    letter-spacing: -0.01em;
}

.cta-description {
    font-family: var(--font-primary-GMB);
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 32px;
    opacity: 0.9;
}

.btn-cta-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 16px 32px;
    border-radius: 6px;
    font-family: var(--font-primary-GSB);
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    background: var(--color-primary);
    color: var(--text-inverse);
    border: none;
    cursor: pointer;
    transition: all var(--duration-normal) var(--ease-out);
    position: relative;
    overflow: hidden;
    letter-spacing: 0.02em;
}

.btn-cta-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left var(--duration-elegant) var(--ease-out);
}

.btn-cta-primary:hover {
    background: var(--text-primary);
    color: var(--text-inverse);
    text-decoration: none;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.btn-cta-primary:hover::before {
    left: 100%;
}

.btn-cta-primary:active {
    transform: translateY(0);
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
}

/* Hero Background Lines SVG */
.hero-bg-lines-about {
    position: absolute;
    top: 30px;
    left: 0px;
    right: 100px;
    bottom: 0px;
    background-image: url(../img/hero-bg-lines-about.svg);
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    pointer-events: none;
    z-index: -1;
    scale: 1.5;
    transform: scaleY(-1);
}

/* Mobile CTA adjustments */
@media (max-width: 768px) {
    .about-cta-bottom {
        margin-top: 60px;
        padding: 40px 20px;
    }
    
    .cta-title {
        font-size: 1.6rem;
    }
    
    .cta-description {
        font-size: 0.95rem;
        margin-bottom: 28px;
    }
    
    .btn-cta-primary {
        padding: 14px 28px;
        font-size: 0.95rem;
        width: 100%;
        max-width: 280px;
    }
}