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

:root {
    /* Color Palette */
    --primary-bg: #0a0a0f;
    --secondary-bg: #161622;
    --card-bg: #1a1a2e;
    --accent-bg: #16213e;
    
    /* Neon Colors */
    --electric-blue: #00d4ff;
    --neon-pink: #ff0080;
    --cyber-purple: #8b5cf6;
    --neon-green: #00ff88;
    --white: #ffffff;
    --light-gray: #b8b8c8;
    --dark-gray: #6b7280;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--electric-blue), var(--cyber-purple));
    --gradient-secondary: linear-gradient(135deg, var(--neon-pink), var(--electric-blue));
    --gradient-tertiary: linear-gradient(135deg, var(--cyber-purple), var(--neon-pink));
    
    /* Typography */
    --font-primary: 'Orbitron', sans-serif;
    --font-secondary: 'Rajdhani', sans-serif;
    
    /* Spacing */
    --section-padding: 100px 0;
    --container-padding: 0 20px;
    
    /* Transitions */
    --transition-fast: 0.3s ease;
    --transition-medium: 0.5s ease;
    --transition-slow: 0.8s ease;
    
    /* Glass effect */
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

html {
    scroll-behavior: smooth;
    /* Mobile viewport fix */
    height: 100%;
    height: calc(var(--vh, 1vh) * 100);
}

body {
    font-family: var(--font-secondary);
    background: var(--primary-bg);
    color: var(--white);
    overflow-x: hidden;
    line-height: 1.6;
    /* Mobile optimizations */
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeSpeed;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--container-padding);
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--secondary-bg);
}

::-webkit-scrollbar-thumb {
    background: var(--gradient-primary);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--gradient-secondary);
}

/* Utilities */
.glow-text {
    text-shadow: 0 0 20px var(--electric-blue),
                 0 0 40px var(--electric-blue),
                 0 0 60px var(--electric-blue);
    animation: textGlow 3s ease-in-out infinite alternate;
}

@keyframes textGlow {
    from { text-shadow: 0 0 20px var(--electric-blue), 0 0 40px var(--electric-blue); }
    to { text-shadow: 0 0 30px var(--electric-blue), 0 0 60px var(--electric-blue), 0 0 80px var(--electric-blue); }
}

/* Glass Card Effect */
.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 40px;
    box-shadow: var(--glass-shadow);
    transition: var(--transition-medium);
}

.glass-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 50px rgba(0, 212, 255, 0.2);
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(10, 10, 15, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
    z-index: 1000;
    transition: var(--transition-fast);
}

.navbar.scrolled {
    background: rgba(10, 10, 15, 0.98);
    box-shadow: 0 5px 30px rgba(0, 0, 0, 0.3);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
    max-width: 1200px;
    margin: 0 auto;
}

.nav-logo .logo-text {
    font-family: var(--font-primary);
    font-size: 2rem;
    font-weight: 900;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 40px;
}

.nav-link {
    color: var(--light-gray);
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    position: relative;
    transition: var(--transition-fast);
}

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

.nav-link:hover,
.nav-link.active {
    color: var(--electric-blue);
}

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

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.bar {
    width: 25px;
    height: 3px;
    background: var(--electric-blue);
    margin: 3px 0;
    transition: var(--transition-fast);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding: 120px 20px 50px;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

.geometric-shapes {
    position: absolute;
    width: 100%;
    height: 100%;
}

.shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(1px);
    animation: float 6s ease-in-out infinite;
}

.shape1 {
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, var(--electric-blue), transparent);
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.shape2 {
    width: 150px;
    height: 150px;
    background: radial-gradient(circle, var(--neon-pink), transparent);
    top: 60%;
    right: 15%;
    animation-delay: 2s;
}

.shape3 {
    width: 100px;
    height: 100px;
    background: radial-gradient(circle, var(--cyber-purple), transparent);
    bottom: 30%;
    left: 20%;
    animation-delay: 4s;
}

.shape4 {
    width: 250px;
    height: 250px;
    background: radial-gradient(circle, var(--neon-green), transparent);
    top: 10%;
    right: 30%;
    animation-delay: 1s;
    opacity: 0.3;
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    33% { transform: translateY(-20px) rotate(120deg); }
    66% { transform: translateY(10px) rotate(240deg); }
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
}

.hero-title {
    font-family: var(--font-primary);
    font-size: clamp(3rem, 8vw, 5rem);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 20px;
}

.title-line {
    display: block;
    animation: slideInUp 1s ease 0.5s both;
}

.title-line:nth-child(2) {
    animation-delay: 0.7s;
}

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

.hero-subtitle {
    font-size: 1.3rem;
    color: var(--light-gray);
    margin-bottom: 20px;
    animation: fadeIn 1s ease 1s both;
}

.hero-description {
    margin-bottom: 40px;
    animation: fadeIn 1s ease 1.2s both;
}

.hero-description p {
    font-size: 1.1rem;
    color: var(--dark-gray);
    line-height: 1.8;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.hero-buttons {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    animation: fadeIn 1s ease 1.4s both;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 15px 30px;
    border: none;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: var(--transition-medium);
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--white);
    box-shadow: 0 5px 20px rgba(0, 212, 255, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0, 212, 255, 0.5);
}

.btn-secondary {
    background: transparent;
    color: var(--electric-blue);
    border: 2px solid var(--electric-blue);
}

.btn-secondary:hover {
    background: var(--electric-blue);
    color: var(--primary-bg);
    transform: translateY(-3px);
}

.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
    animation: fadeIn 1s ease 1.6s both;
}

.floating-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 30px;
    padding: 40px;
    text-align: center;
    animation: floatCard 4s ease-in-out infinite;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
}

@keyframes floatCard {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

.profile-image {
    width: 150px;
    height: 150px;
    margin: 0 auto 20px;
    position: relative;
}

.image-placeholder {
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.image-placeholder::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: conic-gradient(from 0deg, transparent, var(--electric-blue), transparent);
    animation: rotate 3s linear infinite;
}

.image-placeholder i {
    position: relative;
    z-index: 2;
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.status-indicator {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    color: var(--neon-green);
    font-weight: 600;
}

.status-dot {
    width: 10px;
    height: 10px;
    background: var(--neon-green);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    color: var(--dark-gray);
    font-size: 0.9rem;
    animation: fadeIn 2s ease 2s both;
}

.scroll-line {
    width: 2px;
    height: 30px;
    background: var(--gradient-primary);
    animation: scrollLine 2s ease-in-out infinite;
}

@keyframes scrollLine {
    0%, 100% { transform: scaleY(1); }
    50% { transform: scaleY(1.5); }
}

/* Section Styles */
.section-header {
    text-align: center;
    margin-bottom: 80px;
}

.section-title {
    font-family: var(--font-primary);
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    margin-bottom: 20px;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    font-size: 1.2rem;
    color: var(--dark-gray);
}

/* About Section */
.about {
    padding: var(--section-padding);
    background: var(--secondary-bg);
}

.about-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 60px;
    align-items: start;
}

.about-text h3 {
    font-family: var(--font-primary);
    font-size: 2rem;
    margin-bottom: 20px;
    color: var(--electric-blue);
}

.about-text p {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 30px;
    color: var(--light-gray);
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.skill-item {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 15px;
    background: rgba(0, 212, 255, 0.1);
    border-radius: 10px;
    border: 1px solid rgba(0, 212, 255, 0.2);
    transition: var(--transition-fast);
}

.skill-item:hover {
    background: rgba(0, 212, 255, 0.2);
    transform: translateX(5px);
}

.skill-item i {
    font-size: 1.5rem;
    color: var(--electric-blue);
}

.about-stats {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.stat-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 30px;
    text-align: center;
    transition: var(--transition-medium);
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 212, 255, 0.2);
}

.stat-number {
    font-family: var(--font-primary);
    font-size: 3rem;
    font-weight: 900;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 10px;
}

.stat-label {
    color: var(--light-gray);
    font-weight: 600;
}

/* Services Section */
.services {
    padding: var(--section-padding);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
}

.service-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 25px;
    padding: 40px;
    text-align: center;
    position: relative;
    overflow: hidden;
    transition: var(--transition-medium);
    cursor: pointer;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 212, 255, 0.1), transparent);
    transition: var(--transition-slow);
}

.service-card:hover::before {
    left: 100%;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 60px rgba(0, 212, 255, 0.3);
}

.service-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 30px;
    background: var(--gradient-primary);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: var(--white);
    transition: var(--transition-medium);
}

.service-card:hover .service-icon {
    transform: scale(1.1) rotateY(180deg);
}

.service-card h3 {
    font-family: var(--font-primary);
    font-size: 1.5rem;
    margin-bottom: 20px;
    color: var(--white);
}

.service-card p {
    color: var(--light-gray);
    line-height: 1.6;
    margin-bottom: 25px;
}

.service-features {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: center;
}

.service-features span {
    background: rgba(0, 212, 255, 0.2);
    color: var(--electric-blue);
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.9rem;
    border: 1px solid rgba(0, 212, 255, 0.3);
}

.service-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 212, 255, 0.95);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition-medium);
    border-radius: 25px;
}

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

.overlay-content {
    text-align: center;
    color: var(--white);
}

.overlay-content h4 {
    font-family: var(--font-primary);
    font-size: 1.3rem;
    margin-bottom: 20px;
}

.overlay-content ul {
    list-style: none;
}

.overlay-content li {
    margin: 10px 0;
    font-size: 1rem;
}

/* Portfolio Section */
.portfolio {
    padding: var(--section-padding);
    background: var(--secondary-bg);
}

.portfolio-filters {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 60px;
    flex-wrap: wrap;
}

.filter-btn {
    background: transparent;
    border: 2px solid var(--electric-blue);
    color: var(--electric-blue);
    padding: 10px 25px;
    border-radius: 25px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-fast);
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--electric-blue);
    color: var(--primary-bg);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
}

.portfolio-item {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    overflow: hidden;
    position: relative;
    transition: var(--transition-medium);
    cursor: pointer;
}

.portfolio-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 60px rgba(0, 212, 255, 0.3);
}

.portfolio-image {
    height: 250px;
    position: relative;
    overflow: hidden;
}

.portfolio-image .image-placeholder {
    width: 100%;
    height: 100%;
    background: var(--gradient-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    color: var(--white);
    border-radius: 0;
}

.portfolio-content {
    padding: 30px;
}

.portfolio-content h3 {
    font-family: var(--font-primary);
    font-size: 1.3rem;
    margin-bottom: 10px;
    color: var(--white);
}

.portfolio-content p {
    color: var(--light-gray);
    line-height: 1.6;
    margin-bottom: 20px;
}

.portfolio-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.portfolio-tags span {
    background: rgba(139, 92, 246, 0.2);
    color: var(--cyber-purple);
    padding: 5px 15px;
    border-radius: 15px;
    font-size: 0.8rem;
    border: 1px solid rgba(139, 92, 246, 0.3);
}

.portfolio-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition-medium);
}

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

.view-project {
    background: var(--gradient-primary);
    border: none;
    color: var(--white);
    padding: 15px 30px;
    border-radius: 30px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 10px;
    transition: var(--transition-fast);
}

.view-project:hover {
    transform: scale(1.05);
}

/* Contact Section */
.contact {
    padding: var(--section-padding);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.contact-info h3 {
    font-family: var(--font-primary);
    font-size: 2rem;
    margin-bottom: 20px;
    color: var(--electric-blue);
}

.contact-info p {
    color: var(--light-gray);
    line-height: 1.8;
    margin-bottom: 40px;
}

.contact-methods {
    margin-bottom: 40px;
}

.contact-method {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 25px;
    padding: 20px;
    background: rgba(0, 212, 255, 0.05);
    border-radius: 15px;
    border: 1px solid rgba(0, 212, 255, 0.1);
    transition: var(--transition-fast);
}

.contact-method:hover {
    background: rgba(0, 212, 255, 0.1);
    transform: translateX(5px);
}

.contact-method i {
    font-size: 1.5rem;
    color: var(--electric-blue);
    width: 30px;
    text-align: center;
}

.contact-method span {
    color: var(--electric-blue);
    font-weight: 600;
    display: block;
    margin-bottom: 5px;
}

.contact-method p {
    color: var(--light-gray);
    margin: 0;
}

.contact-method p a {
    color: var(--light-gray);
    text-decoration: none;
    transition: var(--transition-fast);
    position: relative;
    display: inline-block;
}

.contact-method p a:hover {
    color: var(--electric-blue);
    transform: translateX(3px);
}

.contact-method p a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width var(--transition-fast);
}

.contact-method p a:hover::after {
    width: 100%;
}

/* Specific icon animations for different contact types */
.contact-method:nth-child(1):hover i {
    animation: emailPulse 0.6s ease-in-out;
}

.contact-method:nth-child(2):hover i {
    animation: phonePulse 0.6s ease-in-out;
}

.contact-method:nth-child(3):hover i {
    animation: locationPulse 0.6s ease-in-out;
}

@keyframes emailPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.2) rotateY(180deg); }
}

@keyframes phonePulse {
    0%, 100% { transform: scale(1) rotate(0deg); }
    25% { transform: scale(1.1) rotate(-10deg); }
    75% { transform: scale(1.1) rotate(10deg); }
}

@keyframes locationPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.3); }
}

.social-links {
    display: flex;
    gap: 20px;
}

.social-link {
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.2rem;
    transition: var(--transition-fast);
    text-decoration: none;
}

.social-link:hover {
    transform: translateY(-5px) scale(1.1);
    box-shadow: 0 10px 30px rgba(0, 212, 255, 0.5);
}

.contact-form {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 25px;
    padding: 40px;
    animation: formSlideIn 0.8s ease-out;
}

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

.form-group {
    position: relative;
    margin-bottom: 35px;
    animation: fadeInUp 0.6s ease-out forwards;
    opacity: 0;
}

.form-group:nth-child(1) { animation-delay: 0.1s; }
.form-group:nth-child(2) { animation-delay: 0.2s; }
.form-group:nth-child(3) { animation-delay: 0.3s; }
.form-group:nth-child(4) { animation-delay: 0.4s; }

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.form-group input,
.form-group textarea {
    width: 100%;
    background: transparent;
    border: none;
    border-bottom: 2px solid var(--dark-gray);
    padding: 20px 0 10px 0;
    font-size: 1rem;
    color: var(--white);
    outline: none;
    transition: all var(--transition-fast);
    position: relative;
    z-index: 2;
}

/* Enhanced placeholder styling with animations */
.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--dark-gray);
    opacity: 0;
    font-style: italic;
    transition: all 0.4s ease;
    transform: translateY(3px);
}

.form-group input:focus::placeholder,
.form-group textarea:focus::placeholder {
    opacity: 0.7;
    transform: translateY(0);
    color: var(--light-gray);
    animation: placeholderFadeIn 0.3s ease;
}

@keyframes placeholderFadeIn {
    from {
        opacity: 0;
        transform: translateY(5px);
    }
    to {
        opacity: 0.7;
        transform: translateY(0);
    }
}

/* Initially hide placeholders */
.form-group input:not(:focus)::placeholder,
.form-group textarea:not(:focus)::placeholder {
    opacity: 0;
    transform: translateY(3px);
}

/* Fixed label positioning to prevent overlapping */
.form-group label {
    position: absolute;
    top: -5px;
    left: 0;
    color: var(--dark-gray);
    font-size: 0.85rem;
    font-weight: 500;
    pointer-events: none;
    transition: all var(--transition-fast);
    background: var(--primary-bg);
    padding: 0 5px;
    z-index: 3;
    opacity: 0.8;
}

/* Input states with enhanced animations */
.form-group input:focus,
.form-group textarea:focus,
.form-group input:not(:placeholder-shown),
.form-group textarea:not(:placeholder-shown) {
    border-bottom-color: var(--electric-blue);
    transform: translateY(-2px);
    box-shadow: 0 2px 10px rgba(0, 212, 255, 0.2);
}

.form-group input:focus + label,
.form-group textarea:focus + label,
.form-group input:not(:placeholder-shown) + label,
.form-group textarea:not(:placeholder-shown) + label {
    top: -15px;
    font-size: 0.75rem;
    color: var(--electric-blue);
    opacity: 1;
    transform: translateY(-3px) scale(0.95);
}

.form-line {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: all var(--transition-fast);
    z-index: 1;
}

.form-group input:focus ~ .form-line,
.form-group textarea:focus ~ .form-line {
    width: 100%;
    box-shadow: 0 0 10px var(--electric-blue);
}

/* Mobile-specific form enhancements */
@media (max-width: 768px) {
    .contact-form {
        padding: 25px;
        border-radius: 20px;
        margin: 0 10px;
    }

    .form-group {
        margin-bottom: 30px;
    }

    .form-group input,
    .form-group textarea {
        padding: 18px 0 12px 0;
        font-size: 16px; /* Prevents zoom on iOS */
    }

    .form-group label {
        font-size: 0.8rem;
        top: -8px;
    }

    .form-group input:focus + label,
    .form-group textarea:focus + label,
    .form-group input:not(:placeholder-shown) + label,
    .form-group textarea:not(:placeholder-shown) + label {
        top: -18px;
        font-size: 0.7rem;
    }

    /* Touch-friendly button */
    .btn {
        min-height: 50px;
        padding: 15px 30px;
        font-size: 1rem;
    }

    /* Enhanced touch feedback */
    .form-group input:focus,
    .form-group textarea:focus {
        transform: translateY(-1px);
        box-shadow: 0 4px 15px rgba(0, 212, 255, 0.3);
    }

    /* Smooth keyboard appearance animation */
    .contact-form {
        transition: transform 0.3s ease;
    }

    .contact-form.keyboard-active {
        transform: translateY(-50px);
    }
}

/* Additional mobile animations */
@media (max-width: 480px) {
    .contact-form {
        padding: 20px 15px;
        animation: mobileFormSlide 0.6s ease-out;
    }

    @keyframes mobileFormSlide {
        from {
            opacity: 0;
            transform: translateY(30px) scale(0.95);
        }
        to {
            opacity: 1;
            transform: translateY(0) scale(1);
        }
    }

    .form-group {
        margin-bottom: 25px;
    }

    /* Improved input interaction */
    .form-group input:active,
    .form-group textarea:active {
        transform: scale(1.02);
    }
}

/* Footer */
.footer {
    background: var(--secondary-bg);
    padding: 40px 0;
    border-top: 1px solid var(--glass-border);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.footer-text {
    color: var(--dark-gray);
}

.footer-links {
    display: flex;
    gap: 30px;
}

.footer-links a {
    color: var(--light-gray);
    text-decoration: none;
    transition: var(--transition-fast);
}

.footer-links a:hover {
    color: var(--electric-blue);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 60px 0;
        --container-padding: 0 15px;
    }
    
    /* Enhanced Mobile Navigation */
    .nav-container {
        padding: 10px 15px;
    }
    
    .nav-logo .logo-text {
        font-size: 1.8rem;
    }
    
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 60px;
        flex-direction: column;
        background: rgba(10, 10, 15, 0.98);
        backdrop-filter: blur(20px);
        width: 100%;
        text-align: center;
        transition: var(--transition-fast);
        padding: 30px 0;
        gap: 20px;
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
        z-index: 999;
    }
    
    .nav-menu.active {
        left: 0;
        animation: slideInLeft 0.3s ease;
    }
    
    .nav-toggle {
        display: flex;
        z-index: 1001;
    }
    
    .nav-toggle.active .bar:nth-child(2) {
        opacity: 0;
    }
    
    .nav-toggle.active .bar:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }
    
    .nav-toggle.active .bar:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }
    
    /* Enhanced Hero Section for Mobile */
    .hero {
        min-height: 100vh;
        padding: 80px 15px 40px;
    }
    
    .hero-title {
        font-size: clamp(2.5rem, 10vw, 4rem);
        margin-bottom: 15px;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
        margin-bottom: 15px;
    }
    
    .hero-description p {
        font-size: 1rem;
        line-height: 1.6;
    }
    
    .hero-buttons {
        justify-content: center;
        flex-direction: column;
        align-items: center;
        gap: 15px;
    }
    
    .btn {
        width: 100%;
        max-width: 280px;
        justify-content: center;
        padding: 18px 30px;
        font-size: 1.1rem;
    }
    
    /* Mobile-optimized floating card */
    .floating-card {
        padding: 25px;
        margin-top: 30px;
    }
    
    .profile-image {
        width: 120px;
        height: 120px;
        margin-bottom: 15px;
    }
    
    .image-placeholder {
        font-size: 2.5rem;
    }
    
    /* Enhanced Mobile Sections */
    .section-title {
        font-size: clamp(2rem, 8vw, 3rem);
        margin-bottom: 15px;
    }
    
    .section-subtitle {
        font-size: 1.1rem;
        margin-bottom: 20px;
    }
    
    /* Mobile About Section */
    .skills-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .skill-item {
        padding: 20px 15px;
        font-size: 1rem;
    }
    
    .about-stats {
        margin-top: 30px;
        gap: 20px;
    }
    
    .stat-card {
        padding: 25px 20px;
    }
    
    .stat-number {
        font-size: 2.5rem;
    }
    
    /* Mobile Services */
    .services-grid {
        grid-template-columns: 1fr;
        gap: 25px;
    }
    
    .service-card {
        padding: 30px 20px;
    }
    
    .service-icon {
        width: 70px;
        height: 70px;
        font-size: 1.8rem;
        margin-bottom: 20px;
    }
    
    .service-card h3 {
        font-size: 1.3rem;
        margin-bottom: 15px;
    }
    
    .service-features {
        gap: 8px;
    }
    
    .service-features span {
        padding: 8px 12px;
        font-size: 0.85rem;
    }
    
    /* Mobile Portfolio */
    .portfolio-grid {
        grid-template-columns: 1fr;
        gap: 25px;
    }
    
    .portfolio-filters {
        gap: 10px;
        margin-bottom: 40px;
    }
    
    .filter-btn {
        padding: 12px 20px;
        font-size: 0.95rem;
        border-radius: 20px;
    }
    
    .portfolio-item {
        border-radius: 15px;
    }
    
    .portfolio-image {
        height: 200px;
    }
    
    .portfolio-content {
        padding: 20px;
    }
    
    .portfolio-content h3 {
        font-size: 1.2rem;
        margin-bottom: 8px;
    }
    
    .portfolio-tags {
        gap: 8px;
    }
    
    .portfolio-tags span {
        padding: 6px 12px;
        font-size: 0.8rem;
    }
    
    /* Mobile Contact */
    .contact-info .glass-card,
    .contact-form {
        padding: 25px 20px;
    }
    
    .contact-method {
        padding: 15px;
        margin-bottom: 20px;
    }

    .contact-method i {
        font-size: 1.3rem;
    }
    
    /* Enhanced mobile contact links */
    .contact-method p a {
        font-size: 0.95rem;
        padding: 5px 0;
        border-radius: 5px;
        transition: all var(--transition-fast);
    }
    
    .contact-method p a:hover {
        background: rgba(0, 212, 255, 0.1);
        padding: 8px 12px;
        margin: -3px -12px;
        transform: none; /* Remove horizontal transform on mobile */
    }
    
    /* Mobile touch feedback */
    .contact-method:active {
        transform: scale(0.98);
        background: rgba(0, 212, 255, 0.15);
    }    .social-links {
        gap: 15px;
        justify-content: center;
    }
    
    .social-link {
        width: 45px;
        height: 45px;
        font-size: 1.1rem;
    }
    
    .form-group {
        margin-bottom: 25px;
    }
    
    .form-group input,
    .form-group textarea {
        padding: 20px 0;
        font-size: 1.1rem;
    }
    
    .form-group label {
        font-size: 1rem;
        top: 20px;
    }
    
    /* Mobile Footer */
    .footer-content {
        flex-direction: column;
        text-align: center;
        gap: 15px;
    }
    
    .footer-links {
        flex-wrap: wrap;
        justify-content: center;
        gap: 20px;
    }
    
    /* Mobile Animations */
    .geometric-shapes {
        display: none; /* Hide complex animations on mobile for performance */
    }
    
    /* Add mobile-specific animations */
    @keyframes mobileSlideUp {
        from {
            opacity: 0;
            transform: translateY(30px);
        }
        to {
            opacity: 1;
            transform: translateY(0);
        }
    }
    
    .mobile-animate {
        animation: mobileSlideUp 0.6s ease forwards;
    }
}

@media (max-width: 480px) {
    :root {
        --section-padding: 50px 0;
    }
    
    .hero {
        padding: 70px 10px 30px;
    }
    
    .container {
        padding: 0 10px;
    }
    
    .hero-title {
        font-size: clamp(2rem, 12vw, 3rem);
        line-height: 1.2;
    }
    
    .hero-subtitle {
        font-size: 1rem;
        line-height: 1.4;
    }
    
    .hero-description p {
        font-size: 0.95rem;
    }
    
    .btn {
        padding: 16px 25px;
        font-size: 1rem;
        max-width: 250px;
    }
    
    .floating-card {
        padding: 20px;
    }
    
    .profile-image {
        width: 100px;
        height: 100px;
    }
    
    .image-placeholder {
        font-size: 2rem;
    }
    
    .section-header {
        margin-bottom: 40px;
    }
    
    .section-title {
        font-size: clamp(1.8rem, 10vw, 2.5rem);
    }
    
    .service-card,
    .contact-form,
    .glass-card {
        padding: 20px 15px;
        border-radius: 15px;
    }
    
    .service-icon {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
    }
    
    .portfolio-filters {
        flex-direction: column;
        align-items: center;
        gap: 8px;
    }
    
    .filter-btn {
        padding: 10px 18px;
        font-size: 0.9rem;
        min-width: 120px;
    }
    
    .portfolio-image {
        height: 180px;
    }
    
    .contact-method {
        flex-direction: column;
        text-align: center;
        gap: 10px;
    }
    
    .social-links {
        gap: 10px;
    }
    
    .social-link {
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }
    
    /* Extra small mobile optimizations */
    .nav-menu {
        top: 55px;
        padding: 20px 0;
    }
    
    .nav-container {
        padding: 8px 10px;
    }
    
    .scroll-indicator {
        bottom: 20px;
        font-size: 0.8rem;
    }
    
    .scroll-line {
        height: 25px;
    }
}

/* Touch-friendly interactions */
@media (hover: none) {
    .service-card:hover .service-overlay,
    .portfolio-item:hover .portfolio-overlay {
        opacity: 0;
    }
    
    .service-card,
    .portfolio-item {
        cursor: default;
    }
    
    /* Add tap-friendly buttons */
    .service-card,
    .portfolio-item,
    .btn,
    .filter-btn,
    .social-link {
        -webkit-tap-highlight-color: rgba(0, 212, 255, 0.3);
    }
}

/* Reduced motion for users who prefer it */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .floating-card {
        animation: none;
    }
    
    .shape {
        animation: none;
    }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    :root {
        --electric-blue: #0099ff;
        --neon-pink: #ff3399;
        --cyber-purple: #9966ff;
        --white: #ffffff;
        --primary-bg: #000000;
    }
}

/* Animation Classes */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: var(--transition-slow);
}

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

.slide-in-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: var(--transition-slow);
}

.slide-in-left.visible {
    opacity: 1;
    transform: translateX(0);
}

.slide-in-right {
    opacity: 0;
    transform: translateX(50px);
    transition: var(--transition-slow);
}

.slide-in-right.visible {
    opacity: 1;
    transform: translateX(0);
}

.scale-in {
    opacity: 0;
    transform: scale(0.8);
    transition: var(--transition-slow);
}

.scale-in.visible {
    opacity: 1;
    transform: scale(1);
}

/* Parallax Effects */
.parallax-element {
    will-change: transform;
}

/* Loading Animation */
.loading {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--primary-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.5s ease;
}

.loading.hidden {
    opacity: 0;
    pointer-events: none;
}

.loading-spinner {
    width: 60px;
    height: 60px;
    border: 3px solid rgba(0, 212, 255, 0.3);
    border-top: 3px solid var(--electric-blue);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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