/* ===== RESET & BASE ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Colors - Palette premium moderne */
    --primary-50: #f8fafc;
    --primary-100: #f1f5f9;
    --primary-200: #e2e8f0;
    --primary-300: #cbd5e1;
    --primary-400: #94a3b8;
    --primary-500: #64748b;
    --primary-600: #475569;
    --primary-700: #334155;
    --primary-800: #1e293b;
    --primary-900: #0f172a;
    
    --accent-400: #3b82f6;
    --accent-500: #2563eb;
    --accent-600: #1d4ed8;
    
    --success-400: #34d399;
    --success-500: #10b981;
    
    --warning-400: #fbbf24;
    --warning-500: #f59e0b;
    
    --error-400: #f87171;
    --error-500: #ef4444;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--accent-500) 0%, var(--accent-600) 100%);
    --gradient-accent: linear-gradient(135deg, #3b82f6 0%, #1e40af 100%);
    --gradient-premium: linear-gradient(135deg, #3b82f6 0%, #1e40af 50%, #1d4ed8 100%);
    
    /* Typography */
    --font-primary: 'Manrope', 'Inter', system-ui, -apple-system, sans-serif;
    --font-display: 'Space Grotesk', 'Inter', system-ui, sans-serif;
    
    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 0.75rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;
    
    /* Borders */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    --shadow-2xl: 0 25px 50px -12px rgb(0 0 0 / 0.25);
    
    /* Animations */
    --transition-base: 0.2s ease-out;
    --transition-slow: 0.3s ease-out;
    --transition-bounce: 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

html {
    font-size: 16px;
    /* Prevent horizontal scroll on mobile */
    overflow-x: hidden;
    /* Disable native smooth scroll to avoid conflict with Lenis */
    scroll-behavior: auto;
    /* Force light mode only */
    color-scheme: light only;
}

body {
    font-family: var(--font-primary);
    font-weight: 400;
    line-height: 1.6;
    color: var(--primary-700);
    background-color: var(--primary-50);
    overflow-x: hidden;
    /* Improve text rendering on mobile */
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
    /* Force light mode colors */
    color-scheme: light only;
}

/* ===== TYPOGRAPHY ===== */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 600;
    line-height: 1.2;
    color: var(--primary-900);
}

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

/* ===== COMPONENTS ===== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-sm) var(--space-lg);
    border: none;
    border-radius: var(--radius-lg);
    font-family: var(--font-primary);
    font-weight: 500;
    font-size: 0.875rem;
    text-decoration: none;
    transition: all var(--transition-base);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: white;
    color: var(--accent-600);
    border: 1px solid var(--primary-200);
    box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
    background: var(--primary-50);
    border-color: var(--accent-400);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-large {
    padding: var(--space-md) var(--space-xl);
    font-size: 1rem;
}

.btn-full {
    width: 100%;
    justify-content: center;
}

.section-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-xs) var(--space-md);
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.1) 0%, rgba(29, 78, 216, 0.1) 100%);
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-radius: var(--radius-xl);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--accent-600);
    margin-bottom: var(--space-lg);
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-4xl);
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: var(--space-lg);
}

.section-description {
    font-size: 1.125rem;
    color: var(--primary-600);
    max-width: 600px;
    margin: 0 auto;
}

/* ===== NAVIGATION ===== */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--primary-200);
    transition: all var(--transition-base);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-md) var(--space-lg);
    max-width: 1200px;
    margin: 0 auto;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.nav-logo {
    height: 40px;
    width: auto;
}

.nav-brand-text {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-900);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--space-xl);
    list-style: none;
}

.nav-link {
    font-weight: 500;
    color: var(--primary-700);
    text-decoration: none;
    transition: color var(--transition-base);
    position: relative;
}

.nav-link:hover {
    color: var(--accent-600);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: all var(--transition-base);
    transform: translateX(-50%);
}

.nav-link:hover::after {
    width: 100%;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

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

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--primary-700);
    transition: all var(--transition-base);
}

/* ===== HERO SECTION ===== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding-top: 80px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, var(--primary-50) 0%, rgba(59, 130, 246, 0.05) 100%);
}

.hero-bg::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: radial-gradient(circle at 25% 25%, rgba(59, 130, 246, 0.1) 0%, transparent 50%),
                      radial-gradient(circle at 75% 75%, rgba(29, 78, 216, 0.1) 0%, transparent 50%);
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4xl);
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero-content {
    animation: slideInLeft 0.8s ease-out;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-xs) var(--space-md);
    background: white;
    border: 1px solid var(--primary-200);
    border-radius: var(--radius-xl);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--accent-600);
    margin-bottom: var(--space-lg);
    box-shadow: var(--shadow-sm);
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: var(--space-lg);
}

.hero-description {
    font-size: 1.25rem;
    color: var(--primary-600);
    margin-bottom: var(--space-xl);
}

.hero-actions {
    display: flex;
    gap: var(--space-lg);
    margin-bottom: var(--space-3xl);
}

.hero-stats {
    display: flex;
    gap: var(--space-xl);
}

.stat {
    text-align: center;
}

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-900);
    font-family: var(--font-display);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--primary-600);
}

.hero-visual {
    position: relative;
    animation: slideInRight 0.8s ease-out;
}

.hero-image-container {
    position: relative;
}

.hero-image {
    width: 100%;
    height: 500px;
    object-fit: cover;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-2xl);
}

.hero-floating-card {
    position: absolute;
    bottom: -20px;
    left: -20px;
    background: white;
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    display: flex;
    align-items: center;
    gap: var(--space-md);
    animation: float 3s ease-in-out infinite;
}

.floating-card-icon {
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
}

.floating-card-content h3 {
    font-size: 1rem;
    margin-bottom: 4px;
}

.floating-card-content p {
    font-size: 0.875rem;
    color: var(--primary-600);
}

.scroll-indicator {
    position: absolute;
    bottom: var(--space-xl);
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
}

.scroll-arrow {
    width: 40px;
    height: 40px;
    border: 1px solid var(--primary-300);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-600);
    background: white;
}

/* ===== SERVICES SECTION ===== */
.services {
    padding: var(--space-4xl) 0;
    background: white;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--space-xl);
}

.service-card {
    background: white;
    border: 1px solid var(--primary-200);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

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

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
    border-color: var(--accent-200);
}

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

.service-card.featured {
    border-color: var(--accent-400);
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.02) 0%, rgba(29, 78, 216, 0.02) 100%);
}

.service-badge {
    position: absolute;
    top: var(--space-md);
    right: var(--space-md);
    background: var(--gradient-primary);
    color: white;
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-md);
    font-size: 0.75rem;
    font-weight: 600;
}

.service-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    margin-bottom: var(--space-lg);
}

.service-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--space-md);
}

.service-description {
    color: var(--primary-600);
    margin-bottom: var(--space-lg);
}

.service-features {
    list-style: none;
}

.service-features li {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-xs) 0;
    font-size: 0.875rem;
    color: var(--primary-600);
}

.service-features i {
    color: var(--success-500);
    font-size: 0.75rem;
}

/* ===== PORTFOLIO SECTION ===== */
.portfolio {
    padding: var(--space-4xl) 0;
    background: var(--primary-50);
}

.portfolio-filter {
    display: flex;
    justify-content: center;
    gap: var(--space-md);
    margin-bottom: var(--space-3xl);
    flex-wrap: wrap;
}

.filter-btn {
    padding: var(--space-sm) var(--space-lg);
    background: white;
    border: 1px solid var(--primary-200);
    border-radius: var(--radius-lg);
    font-weight: 500;
    color: var(--primary-700);
    cursor: pointer;
    transition: all var(--transition-base);
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--gradient-primary);
    color: white;
    border-color: transparent;
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--space-xl);
    margin-bottom: var(--space-3xl);
}

.portfolio-item {
    background: white;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
}

.portfolio-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-2xl);
}

.portfolio-image {
    position: relative;
    overflow: hidden;
}

.portfolio-image img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.portfolio-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition-base);
}

.portfolio-item:hover .portfolio-overlay {
    opacity: 1;
}

.portfolio-item:hover .portfolio-image img {
    transform: scale(1.1);
}

.portfolio-actions {
    display: flex;
    gap: var(--space-md);
}

.portfolio-link,
.portfolio-preview {
    width: 50px;
    height: 50px;
    background: white;
    border: none;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-700);
    text-decoration: none;
    cursor: pointer;
    transition: all var(--transition-base);
}

.portfolio-link:hover,
.portfolio-preview:hover {
    background: var(--accent-500);
    color: white;
    transform: scale(1.1);
}

.portfolio-content {
    padding: var(--space-xl);
}

.portfolio-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-md);
}

.portfolio-category {
    background: var(--gradient-primary);
    color: white;
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-md);
    font-size: 0.75rem;
    font-weight: 600;
}

.portfolio-year {
    color: var(--primary-500);
    font-size: 0.875rem;
    font-weight: 500;
}

.portfolio-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--space-sm);
}

.portfolio-description {
    color: var(--primary-600);
    margin-bottom: var(--space-lg);
}

.portfolio-tech {
    display: flex;
    gap: var(--space-xs);
    flex-wrap: wrap;
}

.tech-tag {
    background: var(--primary-100);
    color: var(--primary-700);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-md);
    font-size: 0.75rem;
    font-weight: 500;
}

.portfolio-cta {
    text-align: center;
}

/* ===== PROCESS SECTION ===== */
.process {
    padding: var(--space-4xl) 0;
    background: white;
}

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

.process-timeline::before {
    content: '';
    position: absolute;
    left: 30px;
    top: 60px;
    bottom: 60px;
    width: 2px;
    background: var(--gradient-primary);
}

.process-step {
    position: relative;
    margin-bottom: var(--space-3xl);
    display: flex;
    align-items: flex-start;
    gap: var(--space-xl);
}

.step-number {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    font-weight: 700;
    position: relative;
    z-index: 2;
    flex-shrink: 0;
}

.step-content {
    background: white;
    border: 1px solid var(--primary-200);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    box-shadow: var(--shadow-md);
    flex: 1;
}

.step-icon {
    width: 50px;
    height: 50px;
    background: var(--primary-100);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-600);
    font-size: 1.25rem;
    margin-bottom: var(--space-lg);
}

.step-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--space-md);
}

.step-description {
    color: var(--primary-600);
    margin-bottom: var(--space-lg);
}

.step-details {
    list-style: none;
}

.step-details li {
    padding: var(--space-xs) 0;
    color: var(--primary-600);
    font-size: 0.875rem;
}

.step-details li::before {
    content: '•';
    color: var(--accent-500);
    margin-right: var(--space-sm);
}

/* ===== ABOUT SECTION ===== */
.about {
    padding: var(--space-4xl) 0;
    background: var(--primary-50);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4xl);
    align-items: center;
}

.about-features {
    margin: var(--space-xl) 0;
}

.feature {
    display: flex;
    gap: var(--space-lg);
    margin-bottom: var(--space-xl);
}

.feature-icon {
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.25rem;
    flex-shrink: 0;
}

.feature-title {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: var(--space-sm);
}

.feature-description {
    color: var(--primary-600);
    font-size: 0.875rem;
}

.about-visual {
    position: relative;
}

.about-image-container {
    position: relative;
}

.about-image {
    width: 100%;
    height: 500px;
    object-fit: cover;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
}

.about-stats-card {
    position: absolute;
    bottom: -30px;
    right: -30px;
    background: white;
    padding: var(--space-xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-2xl);
}

.stats-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
}

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

.stat-item .stat-number {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-900);
    font-family: var(--font-display);
}

.stat-item .stat-label {
    font-size: 0.75rem;
    color: var(--primary-600);
}

/* ===== FAQ SECTION ===== */
.faq {
    padding: var(--space-4xl) 0;
    background: white;
}

.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    border: 1px solid var(--primary-200);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-md);
    overflow: hidden;
}

.faq-question {
    width: 100%;
    background: white;
    border: none;
    padding: var(--space-xl);
    text-align: left;
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--primary-900);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background-color var(--transition-base);
}

.faq-question:hover {
    background: var(--primary-50);
}

.faq-question i {
    transition: transform var(--transition-base);
}

.faq-question[aria-expanded="true"] i {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: all var(--transition-slow);
}

.faq-item.active .faq-answer {
    max-height: 200px;
}

.faq-answer p {
    padding: 0 var(--space-xl) var(--space-xl);
    color: var(--primary-600);
}

/* ===== CONTACT SECTION ===== */
.contact {
    padding: var(--space-4xl) 0;
    background: var(--primary-50);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4xl);
}

.contact-methods {
    margin: var(--space-xl) 0;
}

.contact-method {
    display: flex;
    gap: var(--space-lg);
    margin-bottom: var(--space-xl);
    padding: var(--space-lg);
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
}

.contact-method:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.method-icon {
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.25rem;
    flex-shrink: 0;
}

.method-title {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: var(--space-xs);
}

.method-detail {
    color: var(--primary-900);
    font-weight: 500;
    margin-bottom: var(--space-xs);
}

.method-note {
    color: var(--primary-600);
    font-size: 0.875rem;
}

.contact-form-container {
    background: white;
    padding: var(--space-xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
}

.contact-form {
    width: 100%;
}

.form-group {
    margin-bottom: var(--space-lg);
    display: block;
    width: 100%;
}

.form-label {
    display: block;
    font-weight: 500;
    color: var(--primary-900);
    margin-bottom: var(--space-sm);
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: var(--space-md);
    border: 1px solid var(--primary-200);
    border-radius: var(--radius-lg);
    font-family: var(--font-primary);
    font-size: 1rem;
    transition: all var(--transition-base);
    background: white;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--accent-400);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.form-textarea {
    height: 200px;
    resize: none;
}

.form-checkbox {
    display: flex;
    align-items: flex-start;
    gap: var(--space-sm);
}

.form-checkbox input[type="checkbox"] {
    width: auto;
    margin: 0;
}

.checkbox-label {
    font-size: 0.875rem;
    color: var(--primary-600);
    cursor: pointer;
}

/* ===== FOOTER ===== */
.footer {
    background: var(--primary-900);
    color: var(--primary-300);
    padding: var(--space-4xl) 0 var(--space-xl);
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--space-4xl);
    margin-bottom: var(--space-3xl);
}

.footer-logo-container {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-lg);
}

.footer-logo {
    height: 40px;
    filter: brightness(0) invert(1);
}

.footer-brand-text {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
}

.footer-description {
    margin-bottom: var(--space-lg);
    line-height: 1.6;
}

.footer-social {
    display: flex;
    gap: var(--space-md);
}

.social-link {
    width: 40px;
    height: 40px;
    background: var(--primary-800);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-300);
    text-decoration: none;
    transition: all var(--transition-base);
}

.social-link:hover {
    background: var(--accent-500);
    color: white;
    transform: translateY(-2px);
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
}

.footer-title {
    color: white;
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: var(--space-lg);
}

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

.footer-list li {
    margin-bottom: var(--space-sm);
}

.footer-link {
    color: var(--primary-300);
    text-decoration: none;
    transition: color var(--transition-base);
}

.footer-link:hover {
    color: white;
}

.footer-contact {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-sm);
}

.footer-contact i {
    width: 20px;
    color: var(--accent-400);
}

.footer-bottom {
    border-top: 1px solid var(--primary-800);
    padding-top: var(--space-xl);
}

.footer-bottom-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-legal {
    display: flex;
    gap: var(--space-lg);
}

.footer-legal-link {
    color: var(--primary-400);
    text-decoration: none;
    font-size: 0.875rem;
    transition: color var(--transition-base);
}

.footer-legal-link:hover {
    color: white;
}

/* ===== ANIMATIONS ===== */
@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-10px);
    }
    60% {
        transform: translateY(-5px);
    }
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 1024px) {
    .container {
        padding: 0 var(--space-md);
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
        text-align: center;
    }
    
    .hero-title {
        font-size: 3rem;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }
    
    .footer-links {
        grid-template-columns: repeat(2, 1fr);
    }
    
    /* Services grid optimization */
    .services-grid {
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    }
    
    /* Portfolio optimization */
    .portfolio-grid {
        grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    }
}

@media (max-width: 768px) {
    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: white;
        border-top: 1px solid var(--primary-200);
        box-shadow: var(--shadow-lg);
        flex-direction: column;
        padding: var(--space-md) 0;
        z-index: 1000;
    }
    
    .nav-menu.open {
        display: flex;
    }
    
    .nav-item {
        margin: 0;
    }
    
    .nav-link {
        padding: var(--space-md) var(--space-lg);
        display: block;
        border-bottom: 1px solid var(--primary-100);
    }
    
    .nav-link:last-child {
        border-bottom: none;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .nav-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .nav-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
    
    /* Enhanced navigation for mobile */
    .nav-container {
        padding: var(--space-sm) var(--space-md);
    }
    
    .nav-logo {
        height: 35px;
    }
    
    .nav-brand-text {
        font-size: 1.25rem;
    }
    
    /* Hero optimizations */
    .hero {
        padding-top: 70px;
        min-height: 90vh;
    }
    
    .hero-title {
        font-size: 2.5rem;
        line-height: 1.2;
    }
    
    .hero-description {
        font-size: 1.125rem;
    }
    
    .hero-actions {
        flex-direction: column;
        gap: var(--space-md);
    }
    
    .hero-stats {
        justify-content: space-around;
        flex-wrap: wrap;
        gap: var(--space-md);
    }
    
    .hero-image {
        height: 400px;
    }
    
    .hero-floating-card {
        bottom: -15px;
        left: -15px;
        padding: var(--space-md);
    }
    
    /* Section spacing */
    .section-title {
        font-size: 2rem;
        line-height: 1.3;
    }
    
    .section-description {
        font-size: 1rem;
    }
    
    /* Services optimizations */
    .services-grid {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }
    
    .service-card {
        padding: var(--space-lg);
    }
    
    /* Portfolio optimizations */
    .portfolio-grid {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }
    
    .portfolio-filter {
        justify-content: flex-start;
        overflow-x: auto;
        padding-bottom: var(--space-sm);
        scrollbar-width: none;
        -ms-overflow-style: none;
    }
    
    .portfolio-filter::-webkit-scrollbar {
        display: none;
    }
    
    .portfolio-image img {
        height: 200px;
    }
    
    .portfolio-content {
        padding: var(--space-lg);
    }
    
    /* Process timeline optimizations */
    .process-timeline::before {
        left: 15px;
    }
    
    .process-step {
        gap: var(--space-lg);
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    
    .step-number {
        width: 50px;
        height: 50px;
        font-size: 1.125rem;
        margin-bottom: var(--space-md);
    }
    
    .step-content {
        padding: var(--space-lg);
    }
    
    /* About section optimizations */
    .about-image {
        height: 400px;
    }
    
    .about-stats-card {
        position: static;
        margin-top: var(--space-lg);
    }
    
    /* FAQ optimizations */
    .faq-question {
        padding: var(--space-lg);
        font-size: 1rem;
    }
    
    .faq-answer p {
        padding: 0 var(--space-lg) var(--space-lg);
    }
    
    /* Contact optimizations */
    .contact-method {
        padding: var(--space-md);
    }
    
    .contact-form-container {
        padding: var(--space-lg);
    }
    
    /* Footer optimizations */
    .footer-links {
        grid-template-columns: 1fr;
    }
    
    .footer-bottom-content {
        flex-direction: column;
        gap: var(--space-md);
        text-align: center;
    }
}

@media (max-width: 640px) {
    /* Enhanced mobile experience */
    .container {
        padding: 0 var(--space-md);
    }
    
    /* Button optimizations for touch */
    .btn {
        min-height: 44px;
        padding: var(--space-sm) var(--space-md);
    }
    
    .btn-large {
        min-height: 48px;
        padding: var(--space-md) var(--space-lg);
    }
    
    /* Hero further optimizations */
    .hero-title {
        font-size: 2.25rem;
    }
    
    .hero-badge {
        font-size: 0.8rem;
        padding: var(--space-xs) var(--space-sm);
    }
    
    /* Services grid improvements */
    .services-grid {
        gap: var(--space-md);
    }
    
    .service-icon {
        width: 50px;
        height: 50px;
        font-size: 1.25rem;
    }
    
    .service-title {
        font-size: 1.125rem;
    }
    
    /* Form optimizations for mobile */
    .form-input,
    .form-textarea {
        font-size: 16px; /* Prevent zoom on iOS */
        padding: var(--space-sm) var(--space-md);
    }
    
    .form-textarea {
        height: 150px;
    }
    
    /* Portfolio optimizations */
    .portfolio-meta {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-xs);
    }
    
    .portfolio-tech {
        margin-top: var(--space-sm);
    }
    
    /* Stats grid optimization */
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-sm);
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--space-sm);
    }
    
    /* Typography optimizations */
    .hero-title {
        font-size: 2rem;
        line-height: 1.1;
    }
    
    .section-title {
        font-size: 1.75rem;
        line-height: 1.2;
    }
    
    .section-description {
        font-size: 0.95rem;
    }
    
    /* Navigation improvements */
    .nav-container {
        padding: var(--space-xs) var(--space-sm);
    }
    
    .nav-logo {
        height: 30px;
    }
    
    .nav-brand-text {
        font-size: 1.125rem;
    }
    
    /* Hero optimizations */
    .hero {
        padding-top: 60px;
        min-height: 85vh;
    }
    
    .hero-description {
        font-size: 1rem;
    }
    
    .hero-stats {
        gap: var(--space-sm);
    }
    
    .stat-number {
        font-size: 1.5rem;
    }
    
    .stat-label {
        font-size: 0.8rem;
    }
    
    .hero-image {
        height: 300px;
    }
    
    .hero-floating-card {
        position: static;
        margin-top: var(--space-md);
        padding: var(--space-sm);
    }
    
    /* Button optimizations */
    .btn {
        font-size: 0.875rem;
    }
    
    .btn-large {
        padding: var(--space-sm) var(--space-lg);
        font-size: 0.875rem;
    }
    
    /* Section spacing */
    .section-header {
        margin-bottom: var(--space-2xl);
    }
    
    .section-badge {
        font-size: 0.75rem;
        margin-bottom: var(--space-md);
    }
    
    /* Services optimizations */
    .service-card {
        padding: var(--space-md);
    }
    
    .service-icon {
        width: 45px;
        height: 45px;
        font-size: 1.125rem;
        margin-bottom: var(--space-md);
    }
    
    .service-title {
        font-size: 1rem;
        margin-bottom: var(--space-sm);
    }
    
    .service-description {
        font-size: 0.875rem;
        margin-bottom: var(--space-md);
    }
    
    .service-features li {
        font-size: 0.8rem;
    }
    
    /* Portfolio optimizations */
    .portfolio-content {
        padding: var(--space-md);
    }
    
    .portfolio-title {
        font-size: 1.125rem;
    }
    
    .portfolio-description {
        font-size: 0.875rem;
    }
    
    .tech-tag {
        font-size: 0.7rem;
        padding: 2px var(--space-xs);
    }
    
    /* Process optimizations */
    .process-step {
        margin-bottom: var(--space-xl);
    }
    
    .step-number {
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }
    
    .step-content {
        padding: var(--space-md);
    }
    
    .step-title {
        font-size: 1.125rem;
    }
    
    .step-description {
        font-size: 0.875rem;
    }
    
    /* About optimizations */
    .about-image {
        height: 350px;
    }
    
    .feature {
        flex-direction: column;
        align-items: center;
        text-align: center;
        gap: var(--space-md);
    }
    
    .feature-icon {
        width: 45px;
        height: 45px;
        font-size: 1.125rem;
    }
    
    .feature-title {
        font-size: 1rem;
    }
    
    .feature-description {
        font-size: 0.8rem;
    }
    
    /* FAQ optimizations */
    .faq-question {
        padding: var(--space-md);
        font-size: 0.95rem;
    }
    
    .faq-answer p {
        padding: 0 var(--space-md) var(--space-md);
        font-size: 0.875rem;
    }
    
    /* Contact optimizations */
    .contact-method {
        flex-direction: column;
        align-items: center;
        text-align: center;
        gap: var(--space-sm);
        padding: var(--space-md);
    }
    
    .method-title {
        font-size: 1rem;
    }
    
    .method-detail {
        font-size: 0.95rem;
    }
    
    .method-note {
        font-size: 0.8rem;
    }
    
    .contact-form-container {
        padding: var(--space-md);
    }
    
    .form-group {
        margin-bottom: var(--space-md);
    }
    
    .form-label {
        font-size: 0.9rem;
        margin-bottom: var(--space-xs);
    }
    
    /* Footer optimizations */
    .footer {
        padding: var(--space-2xl) 0 var(--space-lg);
    }
    
    .footer-content {
        gap: var(--space-xl);
        margin-bottom: var(--space-xl);
    }
    
    .footer-logo {
        height: 35px;
    }
    
    .footer-brand-text {
        font-size: 1.25rem;
    }
    
    .footer-description {
        font-size: 0.875rem;
        margin-bottom: var(--space-md);
    }
    
    .footer-title {
        font-size: 1rem;
        margin-bottom: var(--space-md);
    }
    
    .footer-link {
        font-size: 0.875rem;
    }
    
    .footer-contact {
        font-size: 0.875rem;
    }
    
    .footer-legal-link {
        font-size: 0.8rem;
    }
}

/* Extra small devices optimization */
@media (max-width: 360px) {
    .container {
        padding: 0 var(--space-xs);
    }
    
    .hero-title {
        font-size: 1.75rem;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
    
    .hero-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-xs);
    }
    
    .service-card,
    .contact-form-container,
    .step-content {
        padding: var(--space-sm);
    }
    
    .btn-large {
        padding: var(--space-xs) var(--space-md);
        font-size: 0.8rem;
    }
    
    .form-textarea {
        height: 120px;
    }
}

/* ===== MOBILE-SPECIFIC OPTIMIZATIONS ===== */

/* Improve touch interactions */
@media (hover: none) and (pointer: coarse) {
    .btn:hover,
    .service-card:hover,
    .portfolio-item:hover,
    .contact-method:hover {
        transform: none;
    }
    
    .btn:active {
        transform: scale(0.98);
    }
    
    .service-card:active,
    .portfolio-item:active {
        transform: translateY(-2px);
    }
}

/* Improve scrolling performance */
.portfolio-filter {
    -webkit-overflow-scrolling: touch;
}

/* Prevent zoom on form inputs on iOS */
@media screen and (-webkit-min-device-pixel-ratio: 0) {
    select:focus,
    textarea:focus,
    input:focus {
        font-size: 16px;
    }
}

/* Improve tap targets for accessibility */
@media (max-width: 768px) {
    .nav-link,
    .btn,
    .faq-question,
    .portfolio-link {
        min-height: 44px;
        display: flex;
        align-items: center;
        justify-content: center;
    }
    
    .nav-link {
        justify-content: flex-start;
        padding: var(--space-md) var(--space-lg);
    }
}

/* Reduce motion for users who prefer it */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
    
    .hero-content,
    .hero-visual {
        animation: none;
    }
}

/* Optimize for high DPI displays */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .hero-image,
    .about-image,
    .portfolio-image img {
        image-rendering: -webkit-optimize-contrast;
        image-rendering: crisp-edges;
    }
}