/* ===========================
   PackOpt.tech - Liquid Glass Design System
   =========================== */

/* CSS Variables */
:root {
    /* Color Palette */
    --primary: #3b82f6;
    --primary-light: #60a5fa;
    --primary-dark: #2563eb;
    --secondary: #8b5cf6;
    --accent: #06b6d4;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    
    /* Neutral Colors */
    --white: #ffffff;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    
    /* Glass Effects */
    --glass-bg: rgba(255, 255, 255, 0.1);
    --glass-border: rgba(255, 255, 255, 0.2);
    --glass-shadow: rgba(0, 0, 0, 0.1);
    
    /* Typography */
    --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-mono: 'SF Mono', Monaco, 'Cascadia Code', 'Roboto Mono', Consolas, monospace;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    
    /* Border Radius - Liquid Glass Philosophy */
    --radius-lg: 1rem;      /* rounded-2xl */
    --radius-full: 9999px;  /* rounded-full */
    
    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* Reset & Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    line-height: 1.6;
    color: var(--gray-800);
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    background-attachment: fixed;
    min-height: 100vh;
    overflow-x: hidden;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Glass Navigation */
.glass-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    backdrop-filter: blur(20px) saturate(180%);
    background: rgba(255, 255, 255, 0.7);
    border-bottom: 1px solid var(--glass-border);
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gray-900);
    text-decoration: none;
}

.logo-icon {
    font-size: 2rem;
}

.logo-text .tech {
    color: var(--primary);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: var(--spacing-md);
}

.nav-links a {
    text-decoration: none;
    color: var(--gray-700);
    font-weight: 500;
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-full);
    transition: all var(--transition-base);
    position: relative;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--primary);
    background: rgba(59, 130, 246, 0.1);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
}

.mobile-menu-toggle span {
    width: 24px;
    height: 2px;
    background: var(--gray-700);
    border-radius: var(--radius-full);
    transition: all var(--transition-fast);
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding-top: 70px;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    opacity: 0.9;
}

.hero-background::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 1px, transparent 1px);
    background-size: 50px 50px;
    animation: moveBackground 20s linear infinite;
}

@keyframes moveBackground {
    0% {
        transform: translate(0, 0);
    }
    100% {
        transform: translate(50px, 50px);
    }
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    color: white;
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.gradient-text {
    background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: clamp(1.1rem, 2vw, 1.5rem);
    margin-bottom: var(--spacing-xl);
    opacity: 0.95;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: var(--spacing-xl);
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
    color: white;
    opacity: 0.7;
}

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

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 0.875rem 1.75rem;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: var(--radius-full);
    transition: all var(--transition-base);
    border: none;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: var(--radius-full);
    background: rgba(255, 255, 255, 0.2);
    transform: translate(-50%, -50%);
    transition: width var(--transition-slow), height var(--transition-slow);
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    box-shadow: 0 10px 25px rgba(59, 130, 246, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 35px rgba(59, 130, 246, 0.4);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-2px);
}

.btn-large {
    padding: 1.125rem 2.5rem;
    font-size: 1.125rem;
}

.btn-icon {
    transition: transform var(--transition-base);
}

.btn:hover .btn-icon {
    transform: translateX(4px);
}

/* Glass Card */
.glass-card {
    backdrop-filter: blur(20px) saturate(180%);
    background: rgba(255, 255, 255, 0.7);
    border-radius: var(--radius-lg);
    border: 1px solid var(--glass-border);
    box-shadow: 0 8px 32px var(--glass-shadow);
    transition: all var(--transition-base);
}

.glass-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 48px rgba(0, 0, 0, 0.15);
    border-color: rgba(255, 255, 255, 0.3);
}

/* Sections */
section {
    padding: var(--spacing-2xl) 0;
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.section-tag {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-md);
    background: rgba(59, 130, 246, 0.1);
    color: var(--primary);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    color: white;
    margin-bottom: var(--spacing-md);
}

.section-description {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.9);
    max-width: 600px;
    margin: 0 auto;
}

/* Optimization Grid */
.optimization-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.optimization-card {
    padding: var(--spacing-xl);
    position: relative;
}

.optimization-card.featured {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.2) 0%, rgba(139, 92, 246, 0.2) 100%);
    border: 2px solid rgba(59, 130, 246, 0.3);
}

.featured-badge {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: white;
    padding: 0.375rem 0.875rem;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

.card-icon {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-md);
    transition: all var(--transition-base);
}

.carton-icon {
    background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
    color: white;
}

.pallet-icon {
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
    color: white;
}

.container-icon {
    background: linear-gradient(135deg, #8b5cf6 0%, #7c3aed 100%);
    color: white;
}

.optimization-card:hover .card-icon {
    transform: scale(1.05) rotate(2deg);
}

.card-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--spacing-sm);
}

.card-description {
    color: var(--gray-700);
    margin-bottom: var(--spacing-md);
    line-height: 1.7;
}

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

.feature-list li {
    padding: var(--spacing-xs) 0;
    color: var(--gray-700);
    position: relative;
    padding-left: 1.5rem;
}

.feature-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--success);
    font-weight: 700;
}

/* Benefits Section */
.benefits-section {
    background: rgba(0, 0, 0, 0.1);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
    align-items: center;
}

.benefits-description {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.125rem;
    margin-bottom: var(--spacing-xl);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
}

.stat-item {
    padding: var(--spacing-md);
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.2);
    text-align: center;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: white;
    line-height: 1;
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.875rem;
    font-weight: 500;
}

.benefits-visual {
    display: flex;
    justify-content: center;
}

.visual-card {
    padding: var(--spacing-xl);
    width: 100%;
}

.optimization-flow {
    display: flex;
    align-items: center;
    justify-content: space-around;
    margin-bottom: var(--spacing-md);
}

.flow-step {
    text-align: center;
}

.flow-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-xs);
}

.flow-label {
    font-weight: 600;
    color: var(--gray-700);
}

.flow-arrow {
    font-size: 2rem;
    color: var(--primary);
    font-weight: 700;
}

.visual-text {
    text-align: center;
    color: var(--gray-700);
    font-weight: 600;
    font-size: 1.125rem;
}

/* CTA Section */
.cta-section {
    padding: var(--spacing-2xl) 0;
}

.cta-card {
    padding: var(--spacing-2xl);
    text-align: center;
}

.cta-title {
    font-size: clamp(1.75rem, 3vw, 2.5rem);
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--spacing-md);
}

.cta-description {
    font-size: 1.125rem;
    color: var(--gray-700);
    margin-bottom: var(--spacing-xl);
}

.cta-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

/* Footer */
.footer {
    background: rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(20px);
    color: white;
    padding: var(--spacing-2xl) 0 var(--spacing-md);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
}

.footer-description {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.7;
}

.footer-heading {
    font-size: 1.125rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: var(--spacing-xs);
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: white;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--spacing-md);
    text-align: center;
    color: rgba(255, 255, 255, 0.6);
}

/* Responsive */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .optimization-grid {
        grid-template-columns: 1fr;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .benefits-grid {
        grid-template-columns: 1fr;
    }
}

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

.fade-in-up {
    animation: fadeInUp var(--transition-slow) ease-out;
}

/* ===========================
   Additional Page Styles
   =========================== */

/* Page Header */
.page-header {
    padding: calc(70px + var(--spacing-2xl)) 0 var(--spacing-2xl);
    text-align: center;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.9) 0%, rgba(118, 75, 162, 0.9) 100%);
}

.page-title {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 800;
    color: white;
    margin-bottom: var(--spacing-md);
}

.page-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: rgba(255, 255, 255, 0.9);
    max-width: 600px;
    margin: 0 auto;
}

/* Solution Sections */
.solution-section {
    padding: var(--spacing-2xl) 0;
}

.solution-section.alt-bg {
    background: rgba(0, 0, 0, 0.05);
}

.solution-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

.solution-content.reverse {
    direction: rtl;
}

.solution-content.reverse > * {
    direction: ltr;
}

.solution-text {
    color: white;
}

.solution-title {
    font-size: clamp(1.75rem, 3vw, 2.5rem);
    font-weight: 700;
    color: white;
    margin-bottom: var(--spacing-md);
}

.solution-description {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.8;
    margin-bottom: var(--spacing-xl);
}

.features-detailed {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.feature-item {
    display: flex;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all var(--transition-base);
}

.feature-item:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateX(8px);
}

.feature-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    border-radius: var(--radius-lg);
    color: white;
}

.feature-content h3 {
    font-size: 1.125rem;
    font-weight: 600;
    color: white;
    margin-bottom: var(--spacing-xs);
}

.feature-desc {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.95rem;
    line-height: 1.6;
}

.solution-stats {
    display: flex;
    gap: var(--spacing-md);
}

.stat-box {
    flex: 1;
    padding: var(--spacing-md);
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.2);
    text-align: center;
}

.stat-value {
    font-size: 2rem;
    font-weight: 800;
    color: white;
    margin-bottom: var(--spacing-xs);
}

.stat-desc {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.875rem;
}

/* Visual Demo */
.visual-demo {
    padding: var(--spacing-xl);
}

.demo-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--spacing-md);
    text-align: center;
}

.process-steps {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.process-step {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: rgba(59, 130, 246, 0.05);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(59, 130, 246, 0.1);
}

.step-number {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    border-radius: var(--radius-full);
    font-weight: 700;
    flex-shrink: 0;
}

.step-text {
    font-weight: 600;
    color: var(--gray-700);
}

.process-arrow {
    text-align: center;
    color: var(--primary);
    font-size: 1.5rem;
    font-weight: 700;
}

/* Pallet Patterns */
.pallet-patterns {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
}

.pattern-item {
    text-align: center;
}

.pattern-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 4px;
    padding: var(--spacing-md);
    background: rgba(59, 130, 246, 0.05);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-xs);
}

.grid-box {
    width: 30px;
    height: 30px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    border-radius: 4px;
}

.pattern-label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--gray-700);
}

/* Container Types */
.container-types {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.container-type {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: rgba(59, 130, 246, 0.05);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(59, 130, 246, 0.1);
}

.container-icon {
    font-size: 2rem;
}

.container-name {
    flex: 1;
    font-weight: 600;
    color: var(--gray-700);
}

.container-spec {
    font-weight: 700;
    color: var(--primary);
}

/* Integration Section */
.integration-card {
    padding: var(--spacing-xl);
}

.integration-flow {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-md);
}

.integration-step {
    flex: 1;
    text-align: center;
}

.integration-number {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: white;
    border-radius: var(--radius-full);
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 auto var(--spacing-md);
}

.integration-step h3 {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--spacing-xs);
}

.integration-step p {
    font-size: 0.875rem;
    color: var(--gray-700);
}

.integration-connector {
    font-size: 2rem;
    color: var(--primary);
    font-weight: 700;
}

/* About Page Styles */
.mission-section {
    padding: var(--spacing-2xl) 0;
}

.mission-card {
    padding: var(--spacing-2xl);
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.mission-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--spacing-lg);
}

.mission-text {
    font-size: 1.125rem;
    color: var(--gray-700);
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
}

.values-section {
    padding: var(--spacing-2xl) 0;
    background: rgba(0, 0, 0, 0.05);
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

.value-card {
    padding: var(--spacing-xl);
    text-align: center;
}

.value-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
}

.value-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--spacing-md);
}

.value-description {
    color: var(--gray-700);
    line-height: 1.7;
}

/* Technology Section */
.technology-section {
    padding: var(--spacing-2xl) 0;
}

.tech-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: var(--spacing-xl);
    align-items: start;
}

.tech-text {
    color: white;
}

.tech-description {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.8;
    margin-bottom: var(--spacing-xl);
}

.tech-features {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.tech-feature {
    display: flex;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.tech-feature-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    border-radius: var(--radius-lg);
    color: white;
}

.tech-feature h4 {
    font-size: 1.125rem;
    font-weight: 600;
    color: white;
    margin-bottom: var(--spacing-xs);
}

.tech-feature p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.95rem;
}

.stats-card {
    padding: var(--spacing-xl);
}

.stats-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

.about-stats {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
}

.about-stat {
    padding: var(--spacing-md);
    background: rgba(59, 130, 246, 0.05);
    border-radius: var(--radius-lg);
    text-align: center;
}

.about-stat-number {
    font-size: 2rem;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: var(--spacing-xs);
}

.about-stat-label {
    color: var(--gray-700);
    font-size: 0.875rem;
    font-weight: 500;
}

/* Team Section */
.team-section {
    padding: var(--spacing-2xl) 0;
    background: rgba(0, 0, 0, 0.05);
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

.team-card {
    padding: var(--spacing-xl);
    text-align: center;
}

.team-avatar {
    width: 120px;
    height: 120px;
    margin: 0 auto var(--spacing-md);
    border-radius: var(--radius-full);
    overflow: hidden;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
}

.avatar-placeholder {
    font-size: 4rem;
}

.team-name {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--spacing-xs);
}

.team-role {
    color: var(--primary);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

.team-bio {
    color: var(--gray-700);
    line-height: 1.6;
}

/* Timeline Section */
.timeline-section {
    padding: var(--spacing-2xl) 0;
}

.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 60px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(180deg, var(--primary) 0%, var(--secondary) 100%);
}

.timeline-item {
    display: grid;
    grid-template-columns: 100px 1fr;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
    position: relative;
}

.timeline-year {
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
    text-align: center;
    padding-top: var(--spacing-md);
}

.timeline-content {
    padding: var(--spacing-md) var(--spacing-lg);
}

.timeline-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--spacing-sm);
}

.timeline-description {
    color: var(--gray-700);
    line-height: 1.6;
}

/* Contact Page Styles */
.contact-section {
    padding: var(--spacing-2xl) 0;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: var(--spacing-xl);
}

.contact-form-card {
    padding: var(--spacing-xl);
}

.form-title {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--spacing-md);
}

.form-description {
    color: var(--gray-700);
    margin-bottom: var(--spacing-xl);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.form-group label {
    font-weight: 600;
    color: var(--gray-700);
    font-size: 0.95rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 0.875rem 1rem;
    border: 1px solid var(--gray-300);
    border-radius: var(--radius-lg);
    font-size: 1rem;
    font-family: var(--font-sans);
    transition: all var(--transition-base);
    background: white;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.btn-full {
    width: 100%;
}

.form-message {
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    margin-top: var(--spacing-md);
    text-align: center;
    font-weight: 500;
    display: none;
}

.form-message.success {
    display: block;
    background: rgba(16, 185, 129, 0.1);
    color: var(--success);
    border: 1px solid var(--success);
}

.form-message.error {
    display: block;
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger);
    border: 1px solid var(--danger);
}

/* Contact Info */
.contact-info-card {
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-md);
}

.info-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--spacing-md);
}

.info-description {
    color: var(--gray-700);
    margin-bottom: var(--spacing-lg);
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.contact-method {
    display: flex;
    gap: var(--spacing-md);
}

.method-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    border-radius: var(--radius-lg);
    color: white;
}

.method-label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--gray-600);
    margin-bottom: var(--spacing-xs);
}

.method-value {
    color: var(--gray-900);
    font-weight: 500;
    text-decoration: none;
    line-height: 1.6;
}

.method-value:hover {
    color: var(--primary);
}

/* Quick Links */
.quick-links-card {
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
}

.quick-links {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.quick-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm);
    color: var(--gray-700);
    text-decoration: none;
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

.quick-link:hover {
    background: rgba(59, 130, 246, 0.05);
    color: var(--primary);
    transform: translateX(4px);
}

/* Social Links */
.social-card {
    padding: var(--spacing-lg);
}

.social-links {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
}

.social-link {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(59, 130, 246, 0.1);
    color: var(--primary);
    border-radius: var(--radius-full);
    transition: all var(--transition-base);
    text-decoration: none;
}

.social-link:hover {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: white;
    transform: translateY(-4px);
}

/* FAQ Section */
.faq-section {
    padding: var(--spacing-2xl) 0;
    background: rgba(0, 0, 0, 0.05);
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

.faq-card {
    padding: var(--spacing-lg);
}

.faq-question {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--spacing-md);
}

.faq-answer {
    color: var(--gray-700);
    line-height: 1.7;
}

/* Responsive Updates */
@media (max-width: 768px) {
    .solution-content,
    .solution-content.reverse {
        grid-template-columns: 1fr;
        direction: ltr;
    }
    
    .integration-flow {
        flex-direction: column;
    }
    
    .integration-connector {
        transform: rotate(90deg);
    }
    
    .tech-content {
        grid-template-columns: 1fr;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .timeline::before {
        left: 30px;
    }
    
    .timeline-item {
        grid-template-columns: 60px 1fr;
    }
    
    .timeline-year {
        font-size: 1.125rem;
    }
}