:root {
    --primary-color: #dc2626;
    --primary-gradient: linear-gradient(135deg, #dc2626 0%, #991b1b 100%);
    --secondary-color: #000000;
    --accent-color: #ffffff;
    --light-gray: #f8f9fa;
    --dark-gray: #374151;
    --glass-bg: rgba(255, 255, 255, 0.1);
    --glass-border: rgba(255, 255, 255, 0.2);
    --text-gradient: linear-gradient(135deg, #dc2626 0%, #991b1b 50%, #ffffff 100%);
    --shadow-primary: 0 20px 40px rgba(220, 38, 38, 0.3);
    --shadow-glass: 0 8px 32px rgba(0, 0, 0, 0.1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Roboto', 'Open Sans', sans-serif;
    line-height: 1.6;
    color: #333;
    overflow-x: hidden;
    background: #000;
}

/* Hero Section */
.services-hero {
    min-height: 100vh;
    background: linear-gradient(135deg, #0a0a0a 0%, #1a0a1a 25%, #2a1a2a 75%, #0a0a0a 100%);
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
}

.hero-particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(2px 2px at 20% 30%, rgba(220, 38, 38, 0.4), transparent),
        radial-gradient(2px 2px at 40% 70%, rgba(255, 255, 255, 0.1), transparent),
        radial-gradient(1px 1px at 90% 40%, rgba(220, 38, 38, 0.3), transparent);
    background-repeat: repeat;
    background-size: 150px 100px;
    animation: particleFloat 25s linear infinite;
    opacity: 0.8;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(ellipse at center, transparent 30%, rgba(0, 0, 0, 0.4) 100%);
}

.section-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    background: rgba(220, 38, 38, 0.15);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(220, 38, 38, 0.3);
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 600;
    color: white;
    margin-bottom: 2rem;
    animation: fadeInUp 1s ease 0.5s both;
}

.hero-title {
    font-family: 'Playfair Display', serif;
    font-size: 4rem;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    animation: fadeInUp 1s ease 0.7s both;
    color: white;
}

.text-gradient {
    background: var(--text-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.4rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2rem;
    animation: fadeInUp 1s ease 0.9s both;
}

/* Services Overview */
.services-overview {
    background: linear-gradient(135deg, #1a1a1a 0%, #2a1a2a 50%, #1a1a1a 100%);
    padding: 8rem 0;
    position: relative;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.service-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: 3rem;
    position: relative;
    overflow: hidden;
    transition: all 0.4s ease;
    text-align: center;
    color: white;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--primary-gradient);
    transform: scaleX(0);
    transition: transform 0.4s ease;
}

.service-card:hover {
    transform: translateY(-15px);
    background: rgba(255, 255, 255, 0.08);
    box-shadow: 0 30px 60px rgba(220, 38, 38, 0.3);
    border-color: rgba(220, 38, 38, 0.4);
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-icon {
    width: 120px;
    height: 120px;
    background: var(--primary-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 2rem;
    font-size: 3rem;
    color: white;
    box-shadow: 0 15px 40px rgba(220, 38, 38, 0.4);
    transition: all 0.4s ease;
    position: relative;
}

.service-icon::before {
    content: '';
    position: absolute;
    top: -5px;
    left: -5px;
    right: -5px;
    bottom: -5px;
    background: conic-gradient(from 0deg, var(--primary-color), transparent, var(--primary-color));
    border-radius: 50%;
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: -1;
}

.service-card:hover .service-icon {
    transform: scale(1.1) rotateY(10deg);
}

.service-card:hover .service-icon::before {
    opacity: 1;
    animation: iconRotate 2s linear infinite;
}

.service-category {
    font-size: 0.9rem;
    color: var(--primary-color);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 1rem;
}

.service-price {
    position: absolute;
    top: 2rem;
    right: 2rem;
    background: rgba(220, 38, 38, 0.2);
    border: 1px solid rgba(220, 38, 38, 0.4);
    border-radius: 20px;
    padding: 0.5rem 1rem;
    font-size: 0.8rem;
    font-weight: 600;
    color: white;
}

/* Detail Sections */
.service-detail {
    padding: 8rem 0;
    position: relative;
}

.ppf-section {
    background: linear-gradient(135deg, #0a0a0a 0%, #1a0a1a 25%, #2a1a2a 75%, #0a0a0a 100%);
}

.window-section {
    background: linear-gradient(135deg, #1a1a1a 0%, #0a0a0a 50%, #1a1a1a 100%);
}

.premium-section {
    background: linear-gradient(135deg, #2a1a2a 0%, #1a0a1a 50%, #0a0a0a 100%);
}

.detail-card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 3rem;
    color: white;
    height: 100%;
}

.feature-list {
    list-style: none;
    padding: 0;
}

.feature-list li {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
    font-size: 1rem;
}

.feature-list li i {
    color: var(--primary-color);
    margin-right: 1rem;
    width: 20px;
    font-size: 1.1rem;
}

/* Technology Section */
.technology-showcase {
    background: linear-gradient(135deg, #000000 0%, #1f1f1f 50%, #000000 100%);
    padding: 8rem 0;
    position: relative;
}

.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.tech-card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 2.5rem;
    text-align: center;
    transition: all 0.3s ease;
    color: white;
}

.tech-card:hover {
    transform: translateY(-10px);
    background: rgba(255, 255, 255, 0.08);
    box-shadow: 0 20px 40px rgba(220, 38, 38, 0.2);
}

.tech-icon {
    width: 80px;
    height: 80px;
    background: var(--primary-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 2rem;
    color: white;
    box-shadow: 0 10px 25px rgba(220, 38, 38, 0.4);
}

/* Process Section */
.process-section {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    padding: 8rem 0;
}

.process-timeline {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.process-step {
    position: relative;
    background: white;
    border-radius: 20px;
    padding: 2.5rem;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border-top: 4px solid var(--primary-color);
}

.process-step:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.step-number {
    position: absolute;
    top: -25px;
    left: 50%;
    transform: translateX(-50%);
    width: 50px;
    height: 50px;
    background: var(--primary-gradient);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: bold;
    box-shadow: 0 5px 15px rgba(220, 38, 38, 0.4);
}

/* Premium Card Special */
.premium-highlight {
    position: relative;
    border: 2px solid rgba(255, 215, 0, 0.5);
}

.premium-badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, #FFD700 0%, #FFA500 100%);
    color: #000;
    padding: 0.5rem 1.5rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* CTA Section */
.cta-section {
    background: linear-gradient(135dc, #dc2626 0%, #991b1b 100%);
    padding: 6rem 0;
    text-align: center;
    color: white;
    position: relative;
    overflow: hidden;
}

.cta-particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(1px 1px at 20% 30%, rgba(255, 255, 255, 0.2), transparent),
        radial-gradient(1px 1px at 80% 70%, rgba(255, 255, 255, 0.1), transparent);
    background-repeat: repeat;
    background-size: 50px 40px;
    animation: particleFloat 20s linear infinite;
}

.btn-cta {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1.2rem 2.5rem;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50px;
    color: white;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.btn-cta:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
    color: white;
}

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

@keyframes particleFloat {
    0% { transform: translateY(0) translateX(0); }
    50% { transform: translateY(-20px) translateX(10px); }
    100% { transform: translateY(0) translateX(0); }
}

@keyframes iconRotate {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Responsive */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .service-card {
        padding: 2rem;
    }
    
    .tech-grid {
        grid-template-columns: 1fr;
    }
    
    .process-timeline {
        grid-template-columns: 1fr;
    }
}

/* Additional Styles */
.comparison-table {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    overflow: hidden;
    margin-top: 0;
}

.comparison-table th,
.comparison-table td {
    padding: 2rem;
    text-align: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    color: white;
}

.comparison-table th {
    background: rgba(220, 38, 38, 0.2);
    font-weight: 600;
}

.comparison-table .check {
    color: #22c55e;
    font-size: 1.2rem;
}

.comparison-table .cross {
    color: #ef4444;
    font-size: 1.2rem;
}

.warranty-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(34, 197, 94, 0.2);
    border: 1px solid rgba(34, 197, 94, 0.4);
    border-radius: 20px;
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
    font-weight: 600;
    color: #22c55e;
    margin-top: 1rem;
}