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

:root {
    --primary-color: #3b82f6;
    --primary-dark: #2563eb;
    --secondary-color: #06b6d4;
    --accent-color: #10b981;
    --accent-blue: #3b82f6;
    --accent-cyan: #06b6d4;
    --accent-emerald: #10b981;
    --accent-teal: #14b8a6;
    --text-primary: #ffffff;
    --text-secondary: #e2e8f0;
    --bg-primary: #0a0f1a;
    --bg-secondary: #151b26;
    --bg-dark: #05080a;
    --bg-card: #1e293b;
    --gradient-1: linear-gradient(135deg, #3b82f6 0%, #06b6d4 100%);
    --gradient-2: linear-gradient(135deg, #06b6d4 0%, #10b981 100%);
    --gradient-3: linear-gradient(135deg, #10b981 0%, #14b8a6 100%);
    --gradient-blue: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
    --gradient-cyan: linear-gradient(135deg, #06b6d4 0%, #22d3ee 100%);
    --gradient-emerald: linear-gradient(135deg, #10b981 0%, #34d399 100%);
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.6);
    --shadow-glow: 0 0 30px rgba(59, 130, 246, 0.4);
    --shadow-glow-cyan: 0 0 30px rgba(6, 182, 212, 0.4);
    --shadow-glow-emerald: 0 0 30px rgba(16, 185, 129, 0.4);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    line-height: 1.7;
    overflow-x: hidden;
    font-weight: 400;
    letter-spacing: -0.01em;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 3rem;
}

@media (max-width: 768px) {
    .container {
        padding: 0 1.5rem;
    }
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 1rem 0;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-sm);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.navbar.scrolled {
    background: rgba(15, 23, 42, 0.95);
    box-shadow: var(--shadow-md);
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    cursor: pointer;
    line-height: 1;
}

.logo-img {
    height: 50px;
    width: auto;
    display: block;
    transition: transform 0.3s ease;
    filter: drop-shadow(0 2px 10px rgba(0, 217, 255, 0.3));
    object-fit: contain;
}

.logo-img:hover {
    transform: scale(1.05);
    filter: drop-shadow(0 4px 15px rgba(0, 217, 255, 0.5));
}

@media (max-width: 768px) {
    .logo-img {
        height: 40px;
    }
}


@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(1.2);
        opacity: 0.8;
    }
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.nav-link {
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 500;
    position: relative;
    transition: color 0.3s ease;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-1);
    transition: width 0.3s ease;
}

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

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

.hamburger {
    display: none;
    flex-direction: column;
    gap: 4px;
    cursor: pointer;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    border-radius: 3px;
    transition: all 0.3s ease;
}

.hero {
    background: var(--bg-primary);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    padding-top: 80px;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: -1;
    overflow: hidden;
}

.hero-video {
    position: absolute;
    top: 50%;
    left: 50%;
    min-width: 100%;
    min-height: 100%;
    width: auto;
    height: auto;
    transform: translate(-50%, -50%);
    object-fit: cover;
    opacity: 0.15;
    filter: blur(2px) brightness(0.3);
    z-index: 0;
}

.video-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at center, transparent 0%, rgba(10, 14, 26, 0.8) 100%);
    z-index: 1;
}

#particles-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2;
    pointer-events: none;
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.3;
    animation: float 20s ease-in-out infinite;
}

.orb-1 {
    width: 500px;
    height: 500px;
    background: var(--gradient-1);
    top: -200px;
    left: -200px;
    animation-delay: 0s;
}

.orb-2 {
    width: 400px;
    height: 400px;
    background: var(--gradient-2);
    bottom: -150px;
    right: -150px;
    animation-delay: 5s;
}

.orb-3 {
    width: 300px;
    height: 300px;
    background: var(--gradient-3);
    top: 50%;
    right: 10%;
    animation-delay: 10s;
}

@keyframes float {
    0%, 100% {
        transform: translate(0, 0) scale(1);
    }
    33% {
        transform: translate(50px, -50px) scale(1.1);
    }
    66% {
        transform: translate(-50px, 50px) scale(0.9);
    }
}

.hero-content {
    text-align: center;
    max-width: 900px;
    z-index: 1;
}

.hero-badge {
    display: inline-block;
    padding: 0.625rem 1.75rem;
    background: rgba(59, 130, 246, 0.2);
    border: 1px solid rgba(59, 130, 246, 0.4);
    border-radius: 50px;
    color: #93c5fd;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 2rem;
    animation: fadeInUp 0.8s ease-out;
    backdrop-filter: blur(10px);
    letter-spacing: 0.05em;
    text-transform: uppercase;
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.3);
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

.hero-title {
    font-size: clamp(3rem, 9vw, 6rem);
    font-weight: 900;
    line-height: 1.05;
    margin-bottom: 2rem;
    color: #ffffff;
    letter-spacing: -0.03em;
    text-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}

.title-line {
    display: block;
    animation: slideUp 0.8s ease-out forwards;
    opacity: 0;
}

.title-line:nth-child(1) {
    animation-delay: 0.2s;
}

.title-line:nth-child(2) {
    animation-delay: 0.4s;
}

.title-line:nth-child(3) {
    animation-delay: 0.6s;
}

.highlight {
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    filter: drop-shadow(0 0 30px rgba(59, 130, 246, 0.5));
    position: relative;
}

.hero-description {
    font-size: 1.375rem;
    color: #f1f5f9;
    margin-bottom: 3rem;
    max-width: 750px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.8;
    font-weight: 400;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-bottom: 4rem;
    flex-wrap: wrap;
}

.btn {
    padding: 1rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    display: inline-block;
    position: relative;
    overflow: hidden;
    transform-style: preserve-3d;
}

.btn-primary {
    background: var(--gradient-1);
    color: white;
    box-shadow: var(--shadow-lg), var(--shadow-glow-cyan);
    border: none;
    font-weight: 600;
    letter-spacing: 0.02em;
}

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

.btn-primary::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

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

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 2px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
    font-weight: 600;
    letter-spacing: 0.02em;
}

.btn-secondary:hover {
    border-color: var(--accent-emerald);
    color: var(--accent-emerald);
    box-shadow: 0 0 30px rgba(16, 185, 129, 0.4);
}

.btn-secondary:hover {
    background: var(--text-primary);
    color: var(--bg-primary);
    transform: translateY(-2px);
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 4rem;
    flex-wrap: wrap;
}

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

.stat-number {
    font-size: 3.5rem;
    font-weight: 900;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
    letter-spacing: -0.02em;
    filter: drop-shadow(0 0 20px rgba(59, 130, 246, 0.4));
}

.stat-label {
    color: #e2e8f0;
    font-size: 0.9375rem;
    font-weight: 500;
    letter-spacing: 0.02em;
    text-transform: uppercase;
    text-shadow: 0 1px 5px rgba(0, 0, 0, 0.2);
}

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

.mouse {
    width: 30px;
    height: 50px;
    border: 2px solid var(--text-secondary);
    border-radius: 15px;
    position: relative;
}

.wheel {
    width: 4px;
    height: 10px;
    background: var(--text-secondary);
    border-radius: 2px;
    position: absolute;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    animation: scroll 2s infinite;
}

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

@keyframes scroll {
    0% {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
    100% {
        opacity: 0;
        transform: translateX(-50%) translateY(20px);
    }
}

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

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

.animate-fade-in {
    animation: fadeInUp 0.8s ease-out;
}

.animate-fade-in-delay {
    animation: fadeInUp 0.8s ease-out 0.3s both;
}

.animate-fade-in-delay-2 {
    animation: fadeInUp 0.8s ease-out 0.6s both;
}

.animate-fade-in-delay-3 {
    animation: fadeInUp 0.8s ease-out 0.9s both;
}

.animate-slide-up {
    animation: slideUp 1s ease-out;
}

/* Services Section */
.services {
    padding: 10rem 0;
    background: var(--bg-secondary);
    position: relative;
}

.services::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--accent-emerald), transparent);
    opacity: 0.4;
}

.section-header {
    text-align: center;
    margin-bottom: 5rem;
}

.section-badge {
    display: inline-block;
    padding: 0.625rem 1.75rem;
    background: rgba(59, 130, 246, 0.2);
    border: 1px solid rgba(59, 130, 246, 0.4);
    border-radius: 50px;
    color: #93c5fd;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    backdrop-filter: blur(10px);
    letter-spacing: 0.05em;
    text-transform: uppercase;
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.3);
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

.section-title {
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 900;
    margin-bottom: 1.5rem;
    color: #ffffff;
    letter-spacing: -0.02em;
    line-height: 1.1;
}

.section-description {
    font-size: 1.25rem;
    color: #e2e8f0;
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.8;
    font-weight: 400;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2.5rem;
}

.service-card {
    background: var(--bg-card);
    padding: 0;
    border-radius: 24px;
    box-shadow: var(--shadow-md);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.08);
    display: flex;
    flex-direction: column;
}

.service-image {
    width: 100%;
    height: 200px;
    overflow: hidden;
    position: relative;
}

.service-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    filter: brightness(0.6) saturate(1.2);
}

.service-card:hover .service-image img {
    transform: scale(1.1);
    filter: brightness(0.7) saturate(1.3);
}

.service-image::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to bottom, rgba(0, 0, 0, 0.3) 0%, transparent 50%);
    pointer-events: none;
}

.service-card .service-icon {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    z-index: 2;
    margin-bottom: 0;
    width: 56px;
    height: 56px;
    backdrop-filter: blur(10px);
    background: rgba(59, 130, 246, 0.9);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.service-card:nth-child(even) .service-icon {
    background: rgba(6, 182, 212, 0.9);
}

.service-card:nth-child(3n) .service-icon {
    background: rgba(16, 185, 129, 0.9);
}

.service-card h3,
.service-card p,
.service-card .service-features {
    padding: 0 3rem;
}

.service-card h3 {
    margin-top: 2rem;
    margin-bottom: 1.25rem;
}

.service-card p {
    margin-bottom: 2rem;
}

.service-card .service-features {
    margin-bottom: 2rem;
}

.service-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.05) 0%, rgba(249, 115, 22, 0.05) 100%);
    opacity: 0;
    transition: opacity 0.4s ease;
    pointer-events: none;
}

.service-card:hover::after {
    opacity: 1;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--gradient-1);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 0 20px rgba(59, 130, 246, 0.6);
}

.service-card:hover {
    transform: translateY(-12px);
    box-shadow: var(--shadow-xl), 0 0 40px rgba(59, 130, 246, 0.3);
    border-color: rgba(255, 255, 255, 0.2);
}

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

.service-icon {
    width: 64px;
    height: 64px;
    background: var(--gradient-1);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 2rem;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 20px rgba(59, 130, 246, 0.3);
}

.service-card:nth-child(even) .service-icon {
    background: var(--gradient-2);
    box-shadow: 0 4px 20px rgba(6, 182, 212, 0.4);
}

.service-card:nth-child(3n) .service-icon {
    background: var(--gradient-emerald);
    box-shadow: 0 4px 20px rgba(16, 185, 129, 0.4);
}

.service-icon svg {
    width: 30px;
    height: 30px;
    stroke-width: 2;
    color: white;
}

.service-card:hover .service-icon {
    transform: rotate(5deg) scale(1.1);
}

.service-card h3 {
    font-size: 1.75rem;
    font-weight: 800;
    margin-bottom: 1.25rem;
    color: #ffffff;
    letter-spacing: -0.01em;
    line-height: 1.2;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}

.service-card p {
    color: #e2e8f0;
    margin-bottom: 2rem;
    line-height: 1.8;
    font-size: 1.0625rem;
    font-weight: 400;
}

.service-features {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.service-features li {
    padding: 0.625rem 1.25rem;
    background: rgba(59, 130, 246, 0.2);
    border-radius: 24px;
    font-size: 0.875rem;
    color: #93c5fd;
    font-weight: 600;
    border: 1px solid rgba(59, 130, 246, 0.4);
    transition: all 0.3s ease;
}

.service-features li:hover {
    background: rgba(59, 130, 246, 0.3);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.4);
    color: #bfdbfe;
}

/* About Section */
.about {
    padding: 10rem 0;
    background: var(--bg-primary);
    position: relative;
}

.about::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--accent-cyan), transparent);
    opacity: 0.4;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: center;
}

.about-text {
    animation: fadeInUp 0.8s ease-out;
}

.about-text .section-title {
    color: #ffffff !important;
    text-shadow: 
        0 0 15px rgba(255, 255, 255, 0.6),
        0 2px 25px rgba(0, 0, 0, 0.9),
        0 4px 35px rgba(0, 0, 0, 0.7),
        0 1px 4px rgba(0, 0, 0, 1);
    font-weight: 900;
    letter-spacing: -0.02em;
    position: relative;
    z-index: 1;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.about-text p {
    color: #f1f5f9;
    margin-bottom: 2rem;
    line-height: 1.9;
    font-size: 1.125rem;
    font-weight: 400;
    text-shadow: 0 1px 5px rgba(0, 0, 0, 0.3);
}

.about-features {
    margin-top: 2rem;
}

.feature-item {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
    align-items: flex-start;
}

.feature-icon {
    width: 40px;
    height: 40px;
    background: var(--gradient-1);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 700;
    flex-shrink: 0;
    font-size: 1.25rem;
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.4);
}

.feature-item h4 {
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: #ffffff;
    font-size: 1.125rem;
    letter-spacing: -0.01em;
}

.feature-item p {
    color: #e2e8f0;
    font-size: 0.875rem;
    margin: 0;
    font-weight: 400;
}

.about-visual {
    position: relative;
    animation: fadeInUp 0.8s ease-out 0.2s both;
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.about-image-wrapper {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    height: 300px;
    box-shadow: var(--shadow-xl);
}

.about-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
    filter: brightness(0.7);
}

.about-image-wrapper:hover .about-image {
    transform: scale(1.05);
}

.image-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.2) 0%, rgba(6, 182, 212, 0.2) 100%);
    pointer-events: none;
}

.code-window {
    background: #0a0e1a;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    transform: perspective(1000px) rotateY(-5deg);
    transition: transform 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.code-window:hover {
    transform: perspective(1000px) rotateY(0deg);
}

.code-header {
    background: #1e1e1e;
    padding: 1rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.code-dots {
    display: flex;
    gap: 0.5rem;
}

.code-dots span {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: #ff5f56;
}

.code-dots span:nth-child(2) {
    background: #ffbd2e;
}

.code-dots span:nth-child(3) {
    background: #27c93f;
}

.code-title {
    color: #888;
    font-size: 0.875rem;
}

.code-content {
    padding: 1.5rem;
    font-family: 'Courier New', monospace;
    font-size: 0.875rem;
    line-height: 1.8;
    color: #e2e8f0;
}

.code-keyword {
    color: #c792ea;
}

.code-variable {
    color: #82aaff;
}

.code-property {
    color: #7fdbca;
}

.code-string {
    color: #c3e88d;
}

.code-function {
    color: #ffcb6b;
}

/* Portfolio Section */
.portfolio {
    padding: 10rem 0;
    background: var(--bg-secondary);
    position: relative;
}

.portfolio::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--accent-emerald), transparent);
    opacity: 0.4;
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2.5rem;
}

.portfolio-item {
    border-radius: 24px;
    overflow: hidden;
    position: relative;
    aspect-ratio: 4/3;
    cursor: pointer;
    border: 1px solid rgba(255, 255, 255, 0.08);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    transform-style: preserve-3d;
    perspective: 1000px;
}

.portfolio-item:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl), 0 0 40px rgba(59, 130, 246, 0.3);
    border-color: rgba(255, 255, 255, 0.2);
}

.portfolio-image {
    width: 100%;
    height: 100%;
    position: relative;
    overflow: hidden;
}

.portfolio-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    filter: brightness(0.5);
}

.portfolio-item:hover .portfolio-image img {
    transform: scale(1.1);
    filter: brightness(0.6);
}

.portfolio-item:nth-child(2) .portfolio-image {
    background: var(--gradient-2);
}

.portfolio-item:nth-child(3) .portfolio-image {
    background: var(--gradient-3);
}

.portfolio-item:nth-child(4) .portfolio-image {
    background: var(--gradient-cyan);
}

.portfolio-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.95) 0%, rgba(30, 41, 59, 0.95) 100%);
    color: white;
    padding: 2rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.4s ease;
    backdrop-filter: blur(4px);
}

.portfolio-overlay h3 {
    color: #ffffff;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
    font-weight: 800;
}

.portfolio-overlay p {
    color: #e2e8f0;
    text-shadow: 0 1px 5px rgba(0, 0, 0, 0.4);
    font-weight: 400;
}

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

.portfolio-overlay h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    transform: translateY(20px);
    transition: transform 0.4s ease;
}

.portfolio-item:hover .portfolio-overlay h3 {
    transform: translateY(0);
}

.portfolio-overlay p {
    margin-bottom: 1rem;
    opacity: 0.9;
    transform: translateY(20px);
    transition: transform 0.4s ease 0.1s;
}

.portfolio-item:hover .portfolio-overlay p {
    transform: translateY(0);
}

.portfolio-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    transform: translateY(20px);
    transition: transform 0.4s ease 0.2s;
}

.portfolio-item:hover .portfolio-tags {
    transform: translateY(0);
}

.portfolio-tags span {
    padding: 0.25rem 0.75rem;
    background: rgba(255, 255, 255, 0.25);
    border-radius: 15px;
    font-size: 0.75rem;
    backdrop-filter: blur(10px);
    color: #ffffff;
    font-weight: 600;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

/* Contact Section */
.contact {
    padding: 10rem 0;
    background: var(--bg-primary);
    position: relative;
}

.contact::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--accent-cyan), transparent);
    opacity: 0.4;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
}

.contact-info {
    animation: fadeInUp 0.8s ease-out;
    position: relative;
}

.contact-image-wrapper {
    width: 100%;
    height: 250px;
    border-radius: 20px;
    overflow: hidden;
    margin-bottom: 2rem;
    box-shadow: var(--shadow-lg);
}

.contact-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
    filter: brightness(0.7);
}

.contact-image-wrapper:hover .contact-image {
    transform: scale(1.05);
}

.contact-details {
    margin-top: 2rem;
}

.contact-item {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
    align-items: flex-start;
}

.contact-icon {
    width: 56px;
    height: 56px;
    background: var(--gradient-1);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    box-shadow: 0 4px 20px rgba(59, 130, 246, 0.4);
    transition: all 0.3s ease;
}

.contact-item:hover .contact-icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 6px 25px rgba(59, 130, 246, 0.5);
}

.contact-icon svg {
    width: 24px;
    height: 24px;
    stroke-width: 2;
    color: white;
}

.contact-item h4 {
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: #ffffff;
    font-size: 1.125rem;
    letter-spacing: -0.01em;
}

.contact-item p {
    color: #e2e8f0;
    margin: 0;
    font-size: 1.0625rem;
    font-weight: 400;
}

.contact-form {
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

.form-group {
    position: relative;
    margin-bottom: 2rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    border: 2px solid rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    font-size: 1rem;
    font-family: inherit;
    transition: all 0.3s ease;
    background: var(--bg-card);
    color: var(--text-primary);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-emerald);
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.2), 0 0 20px rgba(16, 185, 129, 0.15);
}

.form-group label {
    position: absolute;
    left: 1rem;
    top: 1rem;
    color: var(--text-secondary);
    transition: all 0.3s ease;
    pointer-events: none;
    background: var(--bg-card);
    padding: 0 0.5rem;
}

.form-group input:focus + label,
.form-group input:valid + label,
.form-group textarea:focus + label,
.form-group textarea:valid + label {
    top: -0.5rem;
    font-size: 0.875rem;
    color: var(--accent-emerald);
    font-weight: 600;
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* Footer */
.footer {
    background: var(--bg-dark);
    color: white;
    padding: 4rem 0 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 3fr;
    gap: 4rem;
    margin-bottom: 2rem;
}

.footer-brand .logo-img {
    height: 45px;
    margin-bottom: 1rem;
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.7);
    margin-top: 1rem;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.footer-column h4 {
    margin-bottom: 1rem;
    font-weight: 600;
}

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

.footer-column ul li {
    margin-bottom: 0.5rem;
}

.footer-column ul li a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-column ul li a:hover {
    color: white;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.7);
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        flex-direction: column;
        background: var(--bg-card);
        width: 100%;
        padding: 2rem;
        box-shadow: var(--shadow-lg);
        transition: left 0.3s ease;
        border-top: 1px solid rgba(255, 255, 255, 0.1);
    }

    .nav-menu.active {
        left: 0;
    }

    .hamburger {
        display: flex;
    }

    .hamburger.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

    .hamburger.active span:nth-child(2) {
        opacity: 0;
    }

    .hamburger.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-stats {
        gap: 2rem;
    }

    .about-content,
    .contact-content {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr;
    }

    .footer-links {
        grid-template-columns: 1fr;
    }

    .services-grid,
    .portfolio-grid {
        grid-template-columns: 1fr;
    }
}

/* Scroll Animations */
.fade-in-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in-on-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Ripple effect */
.ripple {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.6);
    transform: scale(0);
    pointer-events: none;
    mix-blend-mode: screen;
}

/* Enhanced animations */
@keyframes float-glow {
    0%, 100% {
        filter: blur(80px) brightness(1);
    }
    50% {
        filter: blur(100px) brightness(1.2);
    }
}

.gradient-orb {
    animation: float 20s ease-in-out infinite, float-glow 4s ease-in-out infinite;
}

/* Smooth transitions for GSAP animations */
.service-card,
.portfolio-item,
.about-text,
.about-visual,
.contact-info,
.contact-form {
    will-change: transform, opacity;
}

/* Enhanced button hover states */
.btn-primary:hover {
    filter: brightness(1.1);
}

.btn-secondary:hover {
    background: var(--accent-pink);
    border-color: var(--accent-pink);
    color: var(--bg-primary);
    box-shadow: 0 0 30px rgba(236, 72, 153, 0.5);
}