/* ============================================
   CONNECTRA - ALL PAGES PREMIUM ENHANCEMENT
   Ultra-Premium Interactive Enhancements for All Pages
   Author: Connectra Design Team
   Version: 2.0
   ============================================ */

:root {
    --premium-glow-primary: rgba(212, 175, 55, 0.8);
    --premium-glow-secondary: rgba(107, 31, 60, 0.6);
    --premium-gradient-1: linear-gradient(135deg, #6B1F3C 0%, #8B2F5C 50%, #2C3E5F 100%);
    --premium-gradient-2: linear-gradient(45deg, #8B2F5C, #6B1F3C, #8B2F5C);
    --premium-gradient-3: linear-gradient(135deg, rgba(212, 175, 55, 0.1), rgba(107, 31, 60, 0.1));
    --premium-shadow: 0 25px 60px -15px rgba(107, 31, 60, 0.35), 
                      0 15px 35px -10px rgba(212, 175, 55, 0.25),
                      0 0 50px -10px rgba(212, 175, 55, 0.15);
}

/* ============================================
   SERVICES PAGE - HERO SECTION
   ============================================ */
.services-hero {
    position: relative;
    background: linear-gradient(135deg, #2C3E5F 0%, #6B1F3C 100%);
    padding: 10rem 0 6rem;
    overflow: hidden;
}

.services-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 50%, rgba(212, 175, 55, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 70% 50%, rgba(107, 31, 60, 0.15) 0%, transparent 50%);
    pointer-events: none;
}

.services-hero .hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    color: #FFFFFF;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, #FFFFFF 0%, #8B2F5C 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: premium-title-glow 4s ease-in-out infinite;
}

.services-hero .hero-subtitle {
    font-size: 1.5rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2rem;
}

.services-hero .hero-breadcrumb {
    display: flex;
    align-items: center;
    gap: 1rem;
    color: rgba(255, 255, 255, 0.7);
    font-size: 1rem;
}

.services-hero .hero-breadcrumb a {
    color: #8B2F5C;
    text-decoration: none;
    transition: all 0.3s ease;
}

.services-hero .hero-breadcrumb a:hover {
    color: #6B1F3C;
}

/* ============================================
   SERVICES NAVIGATOR - PREMIUM ENHANCEMENT
   ============================================ */
.services-navigator {
    background: #FFFFFF;
    padding: 4rem 0;
    border-bottom: 1px solid rgba(212, 175, 55, 0.1);
}

.services-navigator h2 {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 3rem;
    background: var(--premium-gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.service-nav-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1.5rem;
}

.service-nav-grid .nav-item {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    padding: 2rem 1.5rem;
    background: linear-gradient(135deg, rgba(255, 255, 255, 1) 0%, rgba(248, 249, 250, 1) 100%);
    border: 1px solid rgba(212, 175, 55, 0.15);
    border-radius: 16px;
    text-decoration: none;
    color: #2C3E5F;
    font-weight: 600;
    transition: all 0.4s cubic-bezier(0.23, 1, 0.32, 1);
    overflow: hidden;
}

.service-nav-grid .nav-item::before {
    content: '';
    position: absolute;
    inset: -2px;
    background: var(--premium-gradient-1);
    border-radius: 16px;
    opacity: 0;
    z-index: -1;
    transition: opacity 0.4s ease;
}

.service-nav-grid .nav-item:hover::before {
    opacity: 1;
}

.service-nav-grid .nav-item:hover {
    transform: translateY(-3px);
    color: #6B1F3C;
    box-shadow: 0 15px 40px rgba(107, 31, 60, 0.25);
}

.service-nav-grid .nav-item i {
    font-size: 2.5rem;
    color: #8B2F5C;
    transition: all 0.4s ease;
}

.service-nav-grid .nav-item:hover i {
    transform: scale(1.05);
    color: #6B1F3C;
}

/* ============================================
   SERVICE DETAIL SECTIONS - PREMIUM CARDS
   ============================================ */
.service-detail {
    padding: 6rem 0;
    position: relative;
}

.service-detail.alternate {
    background: linear-gradient(180deg, #F8F9FA 0%, #FFFFFF 100%);
}

.service-detail .service-header {
    display: flex;
    align-items: center;
    gap: 2rem;
    margin-bottom: 4rem;
}

.service-detail .service-icon {
    position: relative;
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, #6B1F3C 0%, #8B2F4C 100%);
    border-radius: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    color: #FFFFFF;
    box-shadow: 0 15px 40px rgba(107, 31, 60, 0.3);
    transition: all 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.service-detail .service-icon::before {
    content: '';
    position: absolute;
    inset: 3px;
    background: linear-gradient(135deg, rgba(212, 175, 55, 0.1), transparent);
    border-radius: 21px;
    animation: premium-icon-shine 3s ease-in-out infinite;
}

.service-detail:hover .service-icon {
    transform: scale(1.05);
    background: linear-gradient(135deg, #8B2F5C 0%, #6B1F3C 100%);
}

.service-detail .service-title {
    font-size: 3rem;
    font-weight: 800;
    color: #2C3E5F;
    margin-bottom: 0.5rem;
}

.service-detail .service-subtitle {
    font-size: 1.25rem;
    color: #666;
}

/* ============================================
   FEATURE CARDS ENHANCEMENT
   ============================================ */
.feature-card,
.additional-card {
    position: relative;
    background: #FFFFFF;
    border: 1px solid rgba(212, 175, 55, 0.15);
    border-radius: 20px;
    padding: 2.5rem;
    transition: all 0.5s cubic-bezier(0.23, 1, 0.32, 1);
    overflow: hidden;
}

.feature-card::before,
.additional-card::before {
    content: '';
    position: absolute;
    inset: -2px;
    background: var(--premium-gradient-1);
    border-radius: 20px;
    opacity: 0;
    z-index: -1;
    transition: opacity 0.5s ease;
    animation: premium-border-rotate 8s linear infinite;
    background-size: 300% 300%;
}

.feature-card:hover::before,
.additional-card:hover::before {
    opacity: 1;
}

.feature-card:hover,
.additional-card:hover {
    transform: translateY(-4px) scale(1.01);
    box-shadow: var(--premium-shadow);
}

.feature-card .feature-icon,
.additional-card .card-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, #8B2F5C, #6B1F3C);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: #FFFFFF;
    margin-bottom: 1.5rem;
    transition: all 0.5s ease;
}

.feature-card:hover .feature-icon,
.additional-card:hover .card-icon {
    transform: scale(1.05);
    box-shadow: 0 10px 30px rgba(212, 175, 55, 0.5);
}

/* ============================================
   SERVICE HIGHLIGHTS - TAG STYLING
   ============================================ */
.service-highlights {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-top: 1.5rem;
}

.service-highlights span {
    padding: 0.5rem 1rem;
    background: linear-gradient(135deg, rgba(212, 175, 55, 0.1), rgba(107, 31, 60, 0.05));
    border: 1px solid rgba(212, 175, 55, 0.3);
    border-radius: 20px;
    color: #6B1F3C;
    font-size: 0.85rem;
    font-weight: 600;
    transition: all 0.3s ease;
}

.service-highlights span:hover {
    background: linear-gradient(135deg, #8B2F5C, #6B1F3C);
    color: #FFFFFF;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(212, 175, 55, 0.4);
}

/* ============================================
   PROCESS TIMELINE - PREMIUM STYLING
   ============================================ */
.process-timeline {
    position: relative;
    padding: 3rem 0;
}

.process-step {
    position: relative;
    display: flex;
    gap: 2rem;
    margin-bottom: 3rem;
    padding: 2rem;
    background: #FFFFFF;
    border: 1px solid rgba(212, 175, 55, 0.15);
    border-radius: 20px;
    transition: all 0.4s ease;
}

.process-step::before {
    content: '';
    position: absolute;
    left: -2px;
    top: -2px;
    right: -2px;
    bottom: -2px;
    background: var(--premium-gradient-1);
    border-radius: 20px;
    opacity: 0;
    z-index: -1;
    transition: opacity 0.4s ease;
}

.process-step:hover::before {
    opacity: 1;
}

.process-step:hover {
    transform: translateX(15px);
    box-shadow: 0 15px 40px rgba(107, 31, 60, 0.25);
}

.step-number {
    flex-shrink: 0;
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #8B2F5C, #6B1F3C);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 800;
    color: #FFFFFF;
    box-shadow: 0 10px 30px rgba(212, 175, 55, 0.4);
    transition: all 0.4s ease;
}

.process-step:hover .step-number {
    transform: scale(1.05);
}

.step-content h3 {
    color: #2C3E5F;
    font-size: 1.5rem;
    margin-bottom: 0.75rem;
}

.step-content p {
    color: #666;
    line-height: 1.7;
}

/* ============================================
   ABOUT PAGE - HERO ENHANCEMENT
   ============================================ */
.about-hero {
    position: relative;
    background: linear-gradient(135deg, #2C3E5F 0%, #6B1F3C 100%);
    padding: 10rem 0 6rem;
    overflow: hidden;
}

.about-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 50%, rgba(212, 175, 55, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.about-hero .hero-title {
    font-size: 4rem;
    font-weight: 800;
    color: #FFFFFF;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, #FFFFFF 0%, #8B2F5C 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ============================================
   ABOUT PAGE - STATS PREMIUM CARDS
   ============================================ */
.stats-grid .stat-card {
    position: relative;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(248, 249, 250, 0.95) 100%);
    border: 1px solid rgba(212, 175, 55, 0.2);
    border-radius: 24px;
    padding: 3rem 2rem;
    text-align: center;
    transition: all 0.5s cubic-bezier(0.23, 1, 0.32, 1);
    backdrop-filter: blur(10px);
}

.stats-grid .stat-card::before {
    content: '';
    position: absolute;
    inset: -2px;
    background: var(--premium-gradient-1);
    border-radius: 24px;
    opacity: 0;
    z-index: -1;
    transition: opacity 0.5s ease;
}

.stats-grid .stat-card:hover::before {
    opacity: 1;
}

.stats-grid .stat-card:hover {
    transform: translateY(-5px) scale(1.02);
    box-shadow: var(--premium-shadow);
}

.stats-grid .stat-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #8B2F5C, #6B1F3C);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    color: #FFFFFF;
    margin: 0 auto 1.5rem;
    transition: all 0.5s ease;
}

.stats-grid .stat-card:hover .stat-icon {
    transform: scale(1.05);
    box-shadow: 0 15px 40px rgba(212, 175, 55, 0.5);
}

/* ============================================
   CONTACT PAGE - FORM ENHANCEMENT
   ============================================ */
.contact-form {
    background: #FFFFFF;
    border: 1px solid rgba(212, 175, 55, 0.15);
    border-radius: 24px;
    padding: 3rem;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.05);
    transition: all 0.4s ease;
}

.contact-form:hover {
    box-shadow: 0 20px 60px rgba(107, 31, 60, 0.15);
    border-color: rgba(212, 175, 55, 0.3);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: #2C3E5F;
    font-weight: 600;
    font-size: 0.95rem;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 1rem 1.25rem;
    border: 2px solid rgba(212, 175, 55, 0.2);
    border-radius: 12px;
    font-size: 1rem;
    color: #2C3E5F;
    background: #FFFFFF;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: #8B2F5C;
    box-shadow: 0 0 0 4px rgba(212, 175, 55, 0.1);
    transform: translateY(-2px);
}

.form-submit-btn {
    width: 100%;
    padding: 1.25rem 2rem;
    background: linear-gradient(135deg, #6B1F3C 0%, #8B2F5C 100%);
    color: #FFFFFF;
    border: none;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.23, 1, 0.32, 1);
    position: relative;
    overflow: hidden;
}

.form-submit-btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.3), transparent);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: all 0.6s ease;
}

.form-submit-btn:hover::before {
    width: 400px;
    height: 400px;
}

.form-submit-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(107, 31, 60, 0.4);
}

/* ============================================
   CONTACT CARDS - PREMIUM STYLING
   ============================================ */
.contact-card {
    position: relative;
    background: #FFFFFF;
    border: 1px solid rgba(212, 175, 55, 0.15);
    border-radius: 20px;
    padding: 2.5rem;
    text-align: center;
    transition: all 0.5s cubic-bezier(0.23, 1, 0.32, 1);
}

.contact-card::before {
    content: '';
    position: absolute;
    inset: -2px;
    background: var(--premium-gradient-1);
    border-radius: 20px;
    opacity: 0;
    z-index: -1;
    transition: opacity 0.5s ease;
}

.contact-card:hover::before {
    opacity: 1;
}

.contact-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--premium-shadow);
}

.contact-card .contact-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #8B2F5C, #6B1F3C);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: #FFFFFF;
    margin: 0 auto 1.5rem;
    transition: all 0.5s ease;
}

.contact-card:hover .contact-icon {
    transform: scale(1.05);
    box-shadow: 0 15px 40px rgba(212, 175, 55, 0.5);
}

/* ============================================
   PARTNER LOGOS - PREMIUM ENHANCEMENT
   ============================================ */
.technology-partners,
.partner-section {
    margin-top: 4rem;
}

.technology-partners h4,
.partner-section h3 {
    text-align: center;
    font-size: 1.5rem;
    color: #2C3E5F;
    margin-bottom: 2rem;
}

.partner-logos {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.partner-badge {
    padding: 0.75rem 1.5rem;
    background: linear-gradient(135deg, rgba(212, 175, 55, 0.1), rgba(107, 31, 60, 0.05));
    border: 1px solid rgba(212, 175, 55, 0.3);
    border-radius: 20px;
    color: #6B1F3C;
    font-weight: 600;
    font-size: 0.9rem;
    transition: all 0.3s ease;
}

.partner-badge:hover {
    background: linear-gradient(135deg, #8B2F5C, #6B1F3C);
    color: #FFFFFF;
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(212, 175, 55, 0.4);
}

/* ============================================
   SECURITY LAYERS - SPECIAL STYLING
   ============================================ */
.security-layer {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(248, 249, 250, 0.95) 100%);
    border: 1px solid rgba(212, 175, 55, 0.2);
    border-radius: 16px;
    padding: 2rem;
    margin-bottom: 1.5rem;
    transition: all 0.4s ease;
}

.security-layer:hover {
    transform: translateX(10px);
    border-color: #8B2F5C;
    box-shadow: 0 10px 30px rgba(212, 175, 55, 0.2);
}

.security-layer i {
    font-size: 2.5rem;
    color: #8B2F5C;
    margin-bottom: 1rem;
    transition: all 0.4s ease;
}

.security-layer:hover i {
    transform: scale(1.05);
    color: #6B1F3C;
}

/* ============================================
   ARCHITECTURE DIAGRAM - LAYERS
   ============================================ */
.arch-layer {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(248, 249, 250, 0.95) 100%);
    border: 1px solid rgba(212, 175, 55, 0.2);
    border-radius: 16px;
    padding: 2rem;
    margin-bottom: 1.5rem;
    text-align: center;
    transition: all 0.4s ease;
}

.arch-layer:hover {
    transform: scale(1.02);
    border-color: #8B2F5C;
    box-shadow: 0 15px 40px rgba(212, 175, 55, 0.3);
}

.arch-layer i {
    font-size: 3rem;
    color: #8B2F5C;
    margin-bottom: 1rem;
}

.arch-layer h4 {
    color: #2C3E5F;
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

/* ============================================
   UNIFIED COMMUNICATIONS - TEXT VISIBILITY FIX
   ============================================ */
#communications .comm-feature h4 {
    color: #2C3E5F;
    font-weight: 700;
}

#communications .comm-feature p {
    color: #666;
}

/* ============================================
   MANAGED SERVICES - TEXT VISIBILITY FIX
   ============================================ */
#managed-services .feature-card h4 {
    color: #2C3E5F;
    font-weight: 700;
}

#managed-services .feature-card p {
    color: #666;
}

#managed-services .service-description h3 {
    color: #2C3E5F;
}

#managed-services .service-description p {
    color: #666;
}

#managed-services .key-benefits h4 {
    color: #8B2F5C;
}

#managed-services .key-benefits li {
    color: #444;
}

/* ============================================
   MANAGED SERVICES - INTERACTIVE LAYOUT
   ============================================ */
.managed-services-container,
.network-services-container,
.datacenter-services-container,
.cybersecurity-services-container {
    max-width: 1200px;
    margin: 4rem auto;
}

.main-service-card {
    max-width: 600px;
    margin: 0 auto 3rem;
    padding: 3rem 2.5rem;
    text-align: center;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.98), rgba(248, 249, 250, 0.98));
    border: 1px solid rgba(139, 47, 92, 0.2);
    border-radius: 24px;
    transition: all 0.4s ease;
    cursor: pointer;
}

.main-service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 60px rgba(107, 31, 60, 0.25);
    border-color: rgba(139, 47, 92, 0.4);
}

.main-service-card .feature-icon {
    width: 100px;
    height: 100px;
    margin: 0 auto 2rem;
    font-size: 3rem;
}

.main-service-card h3 {
    font-size: 2rem;
    color: #2C3E5F;
    margin-bottom: 1.5rem;
    font-weight: 800;
}

.main-service-card p {
    color: #666;
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 2rem;
}

.expand-services-btn {
    background: linear-gradient(135deg, #6B1F3C, #8B2F5C);
    color: #FFFFFF;
    border: none;
    padding: 1rem 2.5rem;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    transition: all 0.3s ease;
    box-shadow: 0 8px 25px rgba(107, 31, 60, 0.3);
}

.expand-services-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 35px rgba(107, 31, 60, 0.4);
    background: linear-gradient(135deg, #8B2F5C, #6B1F3C);
}

.expand-services-btn i {
    transition: transform 0.3s ease;
}

.main-service-card.expanded .expand-services-btn i {
    transform: rotate(180deg);
}

.sub-services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.sub-services-grid.revealed {
    max-height: 1000px;
    opacity: 1;
    margin-top: 2rem;
}

.sub-service-card {
    padding: 2rem;
    text-align: center;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95), rgba(248, 249, 250, 0.95));
    border: 1px solid rgba(139, 47, 92, 0.15);
    border-radius: 20px;
    transition: all 0.4s ease;
    transform: translateY(20px);
    opacity: 0;
}

.sub-services-grid.revealed .sub-service-card {
    animation: slideUpFadeIn 0.6s ease forwards;
}

.sub-services-grid.revealed .sub-service-card:nth-child(1) {
    animation-delay: 0.1s;
}

.sub-services-grid.revealed .sub-service-card:nth-child(2) {
    animation-delay: 0.2s;
}

.sub-services-grid.revealed .sub-service-card:nth-child(3) {
    animation-delay: 0.3s;
}

.sub-services-grid.revealed .sub-service-card:nth-child(4) {
    animation-delay: 0.4s;
}

@keyframes slideUpFadeIn {
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.sub-service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(107, 31, 60, 0.2);
    border-color: rgba(139, 47, 92, 0.3);
}

.sub-service-card .feature-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 1.5rem;
    font-size: 2rem;
}

.sub-service-card h4 {
    font-size: 1.3rem;
    color: #2C3E5F;
    margin-bottom: 1rem;
    font-weight: 700;
}

.sub-service-card p {
    color: #666;
    font-size: 0.95rem;
    line-height: 1.7;
}

/* ============================================
   SCROLL STACKING CARDS EFFECT
   ============================================ */
.additional-services {
    position: relative;
    padding: 8rem 0;
}

.stack-cards-container {
    position: relative;
    margin-top: 4rem;
    padding-bottom: 500vh; /* Much more scroll space - each card gets full attention */
}

.stack-card {
    position: sticky;
    top: 100px;
    margin-bottom: 2rem;
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    transform-origin: center top;
}

.stack-card[data-stack-index="0"] {
    top: 100px;
    z-index: 5;
}

.stack-card[data-stack-index="1"] {
    top: 110px;
    z-index: 4;
}

.stack-card[data-stack-index="2"] {
    top: 120px;
    z-index: 3;
}

.stack-card[data-stack-index="3"] {
    top: 130px;
    z-index: 2;
}

.stack-card[data-stack-index="4"] {
    top: 140px;
    z-index: 1;
}

/* Scaling effect as cards stack */
.stack-card.stacked {
    transform: scale(0.95);
    opacity: 0.7;
    filter: blur(1px);
}

.stack-card.fully-stacked {
    transform: scale(0.85);
    opacity: 0;
    pointer-events: none;
}

/* Active card (current in view) */
.stack-card.active {
    transform: scale(1);
    opacity: 1;
    filter: blur(0);
    box-shadow: 0 25px 60px rgba(107, 31, 60, 0.25);
}

/* Mobile adjustments */
@media (max-width: 768px) {
    .stack-card {
        top: 80px;
    }
    
    .stack-card[data-stack-index="0"] {
        top: 80px;
    }
    
    .stack-card[data-stack-index="1"] {
        top: 85px;
    }
    
    .stack-card[data-stack-index="2"] {
        top: 90px;
    }
    
    .stack-card[data-stack-index="3"] {
        top: 95px;
    }
    
    .stack-card[data-stack-index="4"] {
        top: 100px;
    }
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 1024px) {
    .services-hero .hero-title,
    .about-hero .hero-title {
        font-size: 2.75rem;
    }
    
    .service-detail .service-title {
        font-size: 2.25rem;
    }
    
    .service-nav-grid {
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    }
}

@media (max-width: 768px) {
    .services-hero .hero-title,
    .about-hero .hero-title {
        font-size: 2rem;
    }
    
    .service-detail .service-title {
        font-size: 1.75rem;
    }
    
    .service-detail .service-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .service-nav-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .process-step {
        flex-direction: column;
    }
    
    .step-number {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
    }
}

@media (max-width: 480px) {
    .services-hero,
    .about-hero {
        padding: 7rem 0 4rem;
    }
    
    .service-nav-grid {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   PERFORMANCE OPTIMIZATIONS
   ============================================ */
.feature-card,
.additional-card,
.contact-card,
.process-step,
.security-layer,
.arch-layer {
    will-change: transform;
}

/* Reduce animations on low-power devices */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}