/* CSS Reset and Variables */
:root {
    --primary-color: #6366f1;
    --primary-hover: #4f46e5;
    --secondary-color: #00d8ff;
    --accent-color: #8b5cf6;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    
    --bg-primary: #0f0f23;
    --bg-secondary: #1a1a2e;
    --bg-tertiary: #16213e;
    --bg-card: #1e1e2f;
    --bg-card-hover: #252538;
    
    --text-primary: #f8fafc;
    --text-secondary: #cbd5e1;
    --text-muted: #94a3b8;
    
    --border-color: #334155;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1);
    
    --border-radius: 0.5rem;
    --border-radius-lg: 0.75rem;
    --border-radius-xl: 1rem;
    
    --transition: all 0.2s ease-in-out;
    --transition-slow: all 0.3s ease-in-out;
    
    /* Mobile specific variables */
    --mobile-touch-target: 44px;
    --mobile-padding: 1rem;
    --mobile-padding-sm: 0.75rem;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    position: relative;
    overflow-x: hidden;
}

/* Enhanced animated background */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 80%, rgba(99, 102, 241, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(139, 92, 246, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 60% 60%, rgba(0, 216, 255, 0.1) 0%, transparent 50%),
        linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 50%, var(--bg-tertiary) 100%);
    z-index: -2;
    animation: backgroundFlow 20s ease-in-out infinite;
}

/* Animated background particles */
body::after {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(2px 2px at 20px 30px, rgba(99, 102, 241, 0.3), transparent),
        radial-gradient(2px 2px at 40px 70px, rgba(139, 92, 246, 0.2), transparent),
        radial-gradient(1px 1px at 90px 40px, rgba(0, 216, 255, 0.3), transparent),
        radial-gradient(1px 1px at 130px 80px, rgba(99, 102, 241, 0.2), transparent),
        radial-gradient(2px 2px at 160px 30px, rgba(139, 92, 246, 0.3), transparent);
    background-repeat: repeat;
    background-size: 200px 100px;
    z-index: -1;
    animation: particleFloat 15s linear infinite;
    opacity: 0.6;
}

@keyframes backgroundFlow {
    0%, 100% {
        background: 
            radial-gradient(circle at 20% 80%, rgba(99, 102, 241, 0.15) 0%, transparent 50%),
            radial-gradient(circle at 80% 20%, rgba(139, 92, 246, 0.15) 0%, transparent 50%),
            radial-gradient(circle at 60% 60%, rgba(0, 216, 255, 0.1) 0%, transparent 50%),
            linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 50%, var(--bg-tertiary) 100%);
    }
    50% {
        background: 
            radial-gradient(circle at 80% 20%, rgba(99, 102, 241, 0.2) 0%, transparent 50%),
            radial-gradient(circle at 20% 80%, rgba(139, 92, 246, 0.1) 0%, transparent 50%),
            radial-gradient(circle at 40% 40%, rgba(0, 216, 255, 0.15) 0%, transparent 50%),
            linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-tertiary) 50%, var(--bg-primary) 100%);
    }
}

@keyframes particleFloat {
    0% {
        transform: translateY(0px) rotate(0deg);
    }
    100% {
        transform: translateY(-100px) rotate(360deg);
    }
    overflow-x: hidden;
    /* Mobile optimizations */
    -webkit-text-size-adjust: 100%;
    -ms-text-size-adjust: 100%;
}

/* Mobile touch optimizations */
a, button, [role="button"] {
    -webkit-tap-highlight-color: rgba(99, 102, 241, 0.2);
    touch-action: manipulation;
}

/* Improved scrolling on mobile */
html {
    scroll-behavior: smooth;
    -webkit-overflow-scrolling: touch;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(15, 15, 35, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    z-index: 1000;
    transition: var(--transition);
}

.navbar.scrolled {
    background: rgba(15, 15, 35, 0.95);
    box-shadow: var(--shadow-lg);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.nav-logo .logo-text {
    font-size: 1.8rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--secondary-color), var(--primary-color), var(--accent-color));
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-decoration: none;
    position: relative;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
    border: 2px solid transparent;
    background-image: linear-gradient(rgba(15, 15, 35, 0.8), rgba(15, 15, 35, 0.8)), 
                      linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    background-origin: border-box;
    background-clip: content-box, border-box;
    transition: var(--transition);
}

.nav-logo .logo-text:hover {
    transform: scale(1.05);
    filter: brightness(1.2);
}

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

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

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

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

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

/* Mobile Menu */
.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    padding: 0.75rem;
    min-width: var(--mobile-touch-target);
    min-height: var(--mobile-touch-target);
    justify-content: center;
    align-items: center;
    border-radius: var(--border-radius);
    transition: var(--transition);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
}

.hamburger:hover {
    background-color: var(--bg-card-hover);
    border-color: var(--primary-color);
}

.hamburger:active {
    transform: scale(0.95);
}

.bar {
    width: 20px;
    height: 2px;
    background-color: var(--text-primary);
    margin: 2px 0;
    transition: 0.3s ease;
    border-radius: 1px;
}

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

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 20%, rgba(99, 102, 241, 0.15) 0%, transparent 60%),
        radial-gradient(circle at 80% 80%, rgba(0, 216, 255, 0.15) 0%, transparent 60%),
        radial-gradient(circle at 60% 40%, rgba(139, 92, 246, 0.1) 0%, transparent 50%);
    pointer-events: none;
    animation: heroGradient 8s ease-in-out infinite alternate;
}

@keyframes heroGradient {
    0% {
        transform: scale(1) rotate(0deg);
        opacity: 0.7;
    }
    100% {
        transform: scale(1.1) rotate(5deg);
        opacity: 1;
    }
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    width: 100%;
    position: relative;
    z-index: 1;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-text {
    z-index: 2;
    max-width: 600px;
}

.greeting {
    color: var(--secondary-color);
    font-size: 1.3rem;
    font-weight: 500;
    display: block;
    margin-bottom: 0.5rem;
    opacity: 0;
    animation: fadeInUp 1s ease-out 0.5s forwards;
}

.name {
    background: linear-gradient(135deg, var(--text-primary), var(--secondary-color), var(--accent-color));
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-size: 200% 100%;
    animation: gradientShift 3s ease-in-out infinite alternate, fadeInUp 1s ease-out 0.7s forwards;
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.1;
    display: block;
    margin-bottom: 1rem;
    opacity: 0;
    position: relative;
}

.name::after {
    content: '';
    position: absolute;
    right: -10px;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--secondary-color);
    animation: blink 1s infinite, fadeOut 0.5s ease-out 3s forwards;
}

@keyframes gradientShift {
    0% {
        background-position: 0% 50%;
    }
    100% {
        background-position: 100% 50%;
    }
}

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

@keyframes blink {
    0%, 50% {
        opacity: 1;
    }
    51%, 100% {
        opacity: 0;
    }
}

@keyframes fadeOut {
    to {
        opacity: 0;
    }
}

.hero-subtitle {
    font-size: 1.4rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    font-weight: 500;
    line-height: 1.3;
    opacity: 0;
    animation: fadeInUp 1s ease-out 1s forwards;
    position: relative;
}

.hero-subtitle::before {
    content: '<';
    color: var(--accent-color);
    margin-right: 0.5rem;
    font-family: 'JetBrains Mono', monospace;
    animation: pulse 2s ease-in-out infinite;
}

.hero-subtitle::after {
    content: ' />';
    color: var(--accent-color);
    font-family: 'JetBrains Mono', monospace;
    animation: pulse 2s ease-in-out infinite 0.5s;
}

.hero-description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 2.5rem;
    max-width: 500px;
    opacity: 0;
    animation: fadeInUp 1s ease-out 1.3s forwards;
    position: relative;
    padding-left: 1rem;
}

.hero-description::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: linear-gradient(to bottom, var(--primary-color), var(--secondary-color));
    border-radius: 2px;
    animation: expandHeight 1s ease-out 1.5s forwards;
    height: 0%;
}

@keyframes expandHeight {
    to {
        height: 100%;
    }
}

.hero-buttons {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
    align-items: center;
    opacity: 0;
    animation: fadeInUp 1s ease-out 1.6s forwards;
}

.btn-primary, .btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 2.5rem;
    border-radius: var(--border-radius-lg);
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition-slow);
    border: 2px solid transparent;
    min-height: var(--mobile-touch-target);
    justify-content: center;
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
    font-size: 1rem;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    transform: translateY(0);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    box-shadow: 0 8px 32px rgba(99, 102, 241, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 48px rgba(99, 102, 241, 0.4);
    background: linear-gradient(135deg, var(--primary-hover), var(--secondary-color));
}

.btn-secondary {
    color: var(--text-primary);
    border: 2px solid var(--border-color);
    background: rgba(30, 30, 47, 0.3);
    backdrop-filter: blur(10px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.btn-secondary:hover {
    border-color: var(--primary-color);
    background: rgba(99, 102, 241, 0.1);
    transform: translateY(-3px);
    box-shadow: 0 12px 48px rgba(99, 102, 241, 0.2);
}
    text-align: center;
}

/* Code Preview */
.code-preview {
    background: var(--bg-card);
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--border-color);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    position: relative;
    opacity: 0;
    animation: fadeInScale 1s ease-out 2s forwards;
}

.code-preview::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--primary-color), var(--secondary-color), transparent);
    animation: scanLine 3s ease-in-out infinite;
}

@keyframes scanLine {
    0%, 100% {
        transform: translateX(-100%);
        opacity: 0;
    }
    50% {
        transform: translateX(100%);
        opacity: 1;
    }
}

.code-header {
    background: var(--bg-tertiary);
    padding: 1rem;
    display: flex;
    gap: 0.5rem;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

.dot:nth-child(1) { animation-delay: 0s; }
.dot:nth-child(2) { animation-delay: 0.3s; }
.dot:nth-child(3) { animation-delay: 0.6s; }

.dot.red { 
    background: #ff5f56;
    box-shadow: 0 0 10px rgba(255, 95, 86, 0.5);
}
.dot.yellow { 
    background: #ffbd2e;
    box-shadow: 0 0 10px rgba(255, 189, 46, 0.5);
}
.dot.green { 
    background: #27ca3f;
    box-shadow: 0 0 10px rgba(39, 202, 63, 0.5);
}

.code-content {
    padding: 1.5rem;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.9rem;
    line-height: 1.6;
    position: relative;
}
}

.code-content .keyword { color: #c792ea; }
.code-content .variable { color: #82aaff; }
.code-content .property { color: #ffcb6b; }
.code-content .string { color: #c3e88d; }

/* Section Styles */
section {
    padding: 5rem 0;
    position: relative;
}

section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--primary-color), transparent);
    opacity: 0.6;
}

section h2 {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color), var(--accent-color));
    background-size: 300% 100%;
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: gradientText 4s ease-in-out infinite;
    position: relative;
}

section h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    border-radius: 2px;
    animation: expandWidth 1s ease-out 0.5s forwards;
    width: 0;
}

@keyframes gradientText {
    0%, 100% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
}

@keyframes expandWidth {
    to {
        width: 60px;
    }
}

.section-subtitle {
    text-align: center;
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: 3rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* About Section */
.about-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
    align-items: start;
}

.about-text {
    font-size: 1.1rem;
    line-height: 1.8;
}

.about-text .lead {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
}

.about-text p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.about-stats {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.stat {
    text-align: center;
    padding: 1.5rem;
    background: var(--bg-card);
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--border-color);
}

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--secondary-color);
}

.stat-label {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-top: 0.5rem;
}

/* Achievements Section */
.achievements-section {
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-tertiary) 100%);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.achievements-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.achievement-card {
    background: rgba(30, 30, 47, 0.6);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-lg);
    padding: 2rem;
    transition: var(--transition-slow);
    position: relative;
    overflow: hidden;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
}

.achievement-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color), var(--accent-color));
    animation: shimmerTop 3s ease-in-out infinite;
}

@keyframes shimmerTop {
    0%, 100% {
        opacity: 0.6;
        transform: translateX(-10px);
    }
    50% {
        opacity: 1;
        transform: translateX(10px);
    }
}

.achievement-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 20px 40px rgba(99, 102, 241, 0.25);
    border-color: rgba(99, 102, 241, 0.4);
    background: rgba(30, 30, 47, 0.8);
}

.achievement-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: var(--border-radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: white;
    margin-bottom: 1.5rem;
    box-shadow: 0 8px 16px rgba(99, 102, 241, 0.3);
    transition: var(--transition);
}

.achievement-card:hover .achievement-icon {
    transform: rotateY(180deg) scale(1.1);
    box-shadow: 0 12px 24px rgba(99, 102, 241, 0.4);
}
    margin-bottom: 1.5rem;
    flex-shrink: 0;
}

.achievement-content h3 {
    color: var(--text-primary);
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 1rem;
    line-height: 1.3;
}

.achievement-content p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.achievement-stats {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.stat-badge {
    background: rgba(99, 102, 241, 0.1);
    color: var(--secondary-color);
    padding: 0.4rem 0.8rem;
    border-radius: var(--border-radius);
    font-size: 0.8rem;
    font-weight: 500;
    border: 1px solid rgba(99, 102, 241, 0.2);
}

/* Mobile improvements for achievements */
@media (max-width: 768px) {
    .achievements-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        margin-top: 2rem;
    }
    
    .achievement-card {
        padding: 1.5rem;
    }
    
    .achievement-icon {
        width: 50px;
        height: 50px;
        font-size: 1.3rem;
        margin-bottom: 1rem;
    }
    
    .achievement-content h3 {
        font-size: 1.2rem;
    }
    
    .achievement-content p {
        font-size: 0.95rem;
        line-height: 1.5;
    }
    
    .stat-badge {
        font-size: 0.75rem;
        padding: 0.3rem 0.6rem;
    }
}

/* Skills Section */
.skills-section {
    background: var(--bg-secondary);
    position: relative;
}

.skills-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 25% 25%, rgba(99, 102, 241, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 75% 75%, rgba(139, 92, 246, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.skill-category {
    background: var(--bg-card);
    padding: 2rem;
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--border-color);
    transition: var(--transition-slow);
    position: relative;
    overflow: hidden;
}

.skill-category::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color), var(--accent-color));
    transform: translateX(-100%);
    transition: transform 0.6s ease;
}

.skill-category:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(99, 102, 241, 0.2);
    border-color: var(--primary-color);
}

.skill-category:hover::before {
    transform: translateX(0);
}

.skill-category h3 {
    color: var(--text-primary);
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.2rem;
    position: relative;
}

.skill-category i {
    color: var(--secondary-color);
    font-size: 1.4rem;
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-5px);
    }
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.skill-tag {
    background: rgba(99, 102, 241, 0.1);
    color: var(--secondary-color);
    padding: 0.6rem 1.2rem;
    border-radius: var(--border-radius-lg);
    font-size: 0.9rem;
    border: 1px solid rgba(99, 102, 241, 0.2);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    cursor: default;
    backdrop-filter: blur(5px);
}

.skill-tag::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transition: left 0.5s ease;
}

.skill-tag:hover {
    background: rgba(99, 102, 241, 0.2);
    border-color: var(--secondary-color);
    transform: translateY(-2px);
    box-shadow: 0 8px 16px rgba(99, 102, 241, 0.3);
}

.skill-tag:hover::before {
    left: 100%;
}

/* Cards Grid */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

/* Mobile-first improvements for cards */
@media (max-width: 768px) {
    .cards-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        margin-top: 2rem;
    }
}

.card {
    background: rgba(30, 30, 47, 0.7);
    backdrop-filter: blur(15px);
    border-radius: var(--border-radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    overflow: hidden;
    transition: var(--transition-slow);
    display: flex;
    flex-direction: column;
    position: relative;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--primary-color), var(--secondary-color), transparent);
    transform: translateX(-100%);
    transition: transform 0.8s ease;
}

.card:hover::before {
    transform: translateX(100%);
}

.card:hover {
    transform: translateY(-12px) scale(1.02);
    box-shadow: 0 25px 50px rgba(99, 102, 241, 0.3);
    border-color: rgba(99, 102, 241, 0.5);
    background: rgba(30, 30, 47, 0.8);
}

/* Mobile-specific card improvements */
@media (max-width: 768px) {
    .card:hover {
        transform: translateY(-5px); /* Reduced hover effect for mobile */
    }
}

.card-header {
    padding: 2rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.card-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: white;
    flex-shrink: 0; /* Prevent icon from shrinking on mobile */
}

.card h3 {
    color: var(--text-primary);
    font-size: 1.4rem;
    margin: 0;
    line-height: 1.2; /* Better line height for mobile */
}

.card > p {
    padding: 0 2rem;
    color: var(--text-secondary);
    line-height: 1.7;
    flex-grow: 1;
    margin-bottom: 1rem; /* Added bottom margin for better spacing */
}

/* Mobile-specific improvements for card content */
@media (max-width: 768px) {
    .card-header {
        padding: 1.5rem;
        gap: 0.75rem;
    }
    
    .card-icon {
        width: 50px;
        height: 50px;
        font-size: 1.25rem;
    }
    
    .card h3 {
        font-size: 1.2rem;
    }
    
    .card > p {
        padding: 0 1.5rem;
        font-size: 0.95rem;
        line-height: 1.6;
    }
}

.card-tech {
    padding: 1rem 2rem 0;
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tech-tag {
    background: rgba(0, 216, 255, 0.1);
    color: var(--secondary-color);
    padding: 0.25rem 0.75rem;
    border-radius: var(--border-radius);
    font-size: 0.8rem;
    border: 1px solid rgba(0, 216, 255, 0.2);
}

.card-links {
    padding: 2rem;
    padding-top: 1.5rem;
}

.btn-card {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-hover));
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    min-height: var(--mobile-touch-target);
    justify-content: center;
}

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

/* Mobile improvements for card tech and buttons */
@media (max-width: 768px) {
    .card-tech {
        padding: 1rem 1.5rem 0;
        gap: 0.4rem;
    }
    
    .tech-tag {
        font-size: 0.75rem;
        padding: 0.2rem 0.6rem;
    }
    
    .card-links {
        padding: 1.5rem;
        padding-top: 1rem;
    }
    
    .btn-card {
        width: 100%;
        padding: 0.875rem 1.25rem;
        font-size: 0.9rem;
    }
}

/* Repository Section */
.repository-section {
    background: var(--bg-secondary);
}

.repo-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.repo-card {
    background: var(--bg-card);
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--border-color);
    padding: 2rem;
    transition: var(--transition-slow);
    display: flex;
    flex-direction: column;
}

.repo-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary-color);
    box-shadow: var(--shadow-xl);
}

.repo-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1rem;
}

.repo-header h3 {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin: 0;
    color: var(--text-primary);
}

.repo-header h3 a {
    color: var(--text-primary);
    text-decoration: none;
    transition: var(--transition);
}

.repo-header h3 a:hover {
    color: var(--secondary-color);
}

.repo-stats {
    display: flex;
    gap: 1rem;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.repo-card > p {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 1.5rem;
    flex-grow: 1;
}

.repo-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.tech-tag.html { background: rgba(227, 79, 38, 0.2); color: #e34f26; border-color: rgba(227, 79, 38, 0.3); }
.tech-tag.css { background: rgba(21, 114, 182, 0.2); color: #1572b6; border-color: rgba(21, 114, 182, 0.3); }
.tech-tag.js { background: rgba(240, 219, 79, 0.2); color: #f0db4f; border-color: rgba(240, 219, 79, 0.3); }

.repo-topics {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.topic {
    background: rgba(139, 92, 246, 0.1);
    color: var(--accent-color);
    padding: 0.25rem 0.75rem;
    border-radius: var(--border-radius);
    font-size: 0.8rem;
    border: 1px solid rgba(139, 92, 246, 0.2);
}

.repo-links {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.btn-repo {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    text-decoration: none;
    color: var(--text-secondary);
    transition: var(--transition);
    font-size: 0.9rem;
}

.btn-repo:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.btn-repo.live {
    background: linear-gradient(135deg, var(--success-color), #059669);
    color: white;
    border-color: transparent;
}

.btn-repo.live:hover {
    color: white;
    transform: translateY(-1px);
}

.more-projects {
    text-align: center;
}

/* Coming Soon Section */
.coming-soon-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.coming-soon-card {
    background: var(--bg-card);
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--border-color);
    padding: 2rem;
    text-align: center;
    transition: var(--transition-slow);
    position: relative;
    overflow: hidden;
}

.coming-soon-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--warning-color), transparent);
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    0% { left: -100%; }
    100% { left: 100%; }
}

.coming-soon-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--warning-color);
}

.coming-soon-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--warning-color), #d97706);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: white;
    margin: 0 auto 1.5rem;
}

.coming-soon-card h3 {
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.coming-soon-card p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.coming-soon-tech {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.5rem;
}

/* Contact Section */
.contact-section {
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
    border-top: 1px solid var(--border-color);
}

.contact-content {
    margin-top: 3rem;
}

.contact-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.contact-method {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: 2rem;
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.contact-method::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
}

.contact-method:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: var(--border-radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    color: white;
    flex-shrink: 0;
}

.contact-details h3 {
    color: var(--text-primary);
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.contact-details a {
    color: var(--secondary-color);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    display: inline-block;
    margin-bottom: 0.5rem;
}

.contact-details a:hover {
    color: var(--primary-color);
    transform: translateX(3px);
}

.contact-details p {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin: 0;
    line-height: 1.5;
}

.contact-details p {
    color: var(--text-muted);
    margin-top: 0.5rem;
    font-size: 0.9rem;
}

/* Footer */
footer {
    background: var(--bg-primary);
    border-top: 1px solid var(--border-color);
    padding: 3rem 0;
}

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

.footer-text p {
    color: var(--text-muted);
    margin-bottom: 0.5rem;
}

.footer-links {
    display: flex;
    gap: 1rem;
}

.footer-links a {
    width: 40px;
    height: 40px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    transition: var(--transition);
}

.footer-links a:hover {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

/* Fade-in Animation */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease-out;
}

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

/* Professional animations and polish */
@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

/* Enhanced button animations */
.btn-primary, .btn-secondary {
    position: relative;
    overflow: hidden;
}

.btn-primary::before, .btn-secondary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.btn-primary:hover::before, .btn-secondary:hover::before {
    left: 100%;
}

/* Professional card hover effects */
.card, .repo-card, .achievement-card {
    position: relative;
    overflow: hidden;
}

.card::before, .repo-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--primary-color), transparent);
    transform: translateX(-100%);
    transition: transform 0.6s ease;
}

.card:hover::before, .repo-card:hover::before {
    transform: translateX(100%);
}

/* Smooth scroll behavior */
html {
    scroll-behavior: smooth;
    -webkit-overflow-scrolling: touch;
}

/* Scroll Progress Indicator */
.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 0%;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color), var(--accent-color));
    z-index: 9999;
    transition: width 0.3s ease;
    box-shadow: 0 2px 10px rgba(99, 102, 241, 0.5);
}

/* Scroll to Top Button */
.scroll-top-btn {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border: none;
    border-radius: 50%;
    color: white;
    font-size: 1.2rem;
    cursor: pointer;
    transition: var(--transition-slow);
    z-index: 1000;
    opacity: 0;
    transform: translateY(20px);
    box-shadow: 0 8px 24px rgba(99, 102, 241, 0.3);
    backdrop-filter: blur(10px);
}

.scroll-top-btn.visible {
    opacity: 1;
    transform: translateY(0);
}

.scroll-top-btn:hover {
    transform: translateY(-3px) scale(1.1);
    box-shadow: 0 12px 32px rgba(99, 102, 241, 0.4);
    background: linear-gradient(135deg, var(--primary-hover), var(--secondary-color));
}

.scroll-top-btn:active {
    transform: translateY(-1px) scale(1.05);
}

/* Enhanced focus states for accessibility */
.nav-link:focus,
.btn-primary:focus,
.btn-secondary:focus,
.contact-method:focus-within {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Professional loading animation for images */
.hero-image {
    animation: fadeInScale 1s ease-out 0.3s both;
}

.card:nth-child(odd) {
    animation: slideInUp 0.6s ease-out both;
}

.card:nth-child(even) {
    animation: slideInUp 0.6s ease-out 0.1s both;
}

/* Improved mobile touch feedback */
@media (max-width: 768px) {
    .card:hover, .repo-card:hover, .achievement-card:hover {
        transform: translateY(-2px);
    }
    
    .btn-primary:active, .btn-secondary:active {
        transform: scale(0.98);
    }
    
    .nav-link:active {
        transform: scale(0.97);
    }
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .about-stats {
        flex-direction: row;
        justify-content: center;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: var(--bg-card);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: var(--shadow-xl);
        padding: 2rem 0;
        z-index: 9999;
        border-top: 1px solid var(--border-color);
        backdrop-filter: blur(20px);
        background: rgba(30, 30, 47, 0.95);
    }

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

    .nav-menu li {
        margin: 0.5rem 0;
    }

    .nav-link {
        display: flex;
        padding: 1rem 2rem;
        font-size: 1.1rem;
        transition: var(--transition);
        min-height: var(--mobile-touch-target);
        align-items: center;
        justify-content: center;
        border-radius: var(--border-radius);
        margin: 0 1rem;
        font-weight: 500;
    }

    .nav-link:hover, .nav-link:focus {
        background-color: var(--bg-card-hover);
        color: var(--secondary-color);
        transform: translateY(-1px);
    }

    .hamburger {
        display: flex;
        padding: 0.75rem;
        min-width: var(--mobile-touch-target);
        min-height: var(--mobile-touch-target);
        align-items: center;
        justify-content: center;
        border-radius: var(--border-radius);
        transition: var(--transition);
    }

    .hamburger:hover {
        background-color: var(--bg-card-hover);
        border-color: var(--primary-color);
    }

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

    .hamburger.active .bar:nth-child(1) {
        transform: translateY(6px) rotate(45deg);
    }

    .hamburger.active .bar:nth-child(3) {
        transform: translateY(-6px) rotate(-45deg);
    }

    .hero-container {
        padding: 0 1rem;
    }

    .hero-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }

    .hero-text {
        max-width: 100%;
    }

    .container {
        padding: 0 1rem;
    }

    .name {
        font-size: 2.8rem;
        line-height: 1.1;
    }

    .greeting {
        font-size: 1.2rem;
    }

    .hero-subtitle {
        font-size: 1.3rem;
        margin-bottom: 1.2rem;
        line-height: 1.3;
    }

    .hero-description {
        font-size: 1rem;
        line-height: 1.6;
        margin-bottom: 2rem;
    }

    .hero-buttons {
        flex-direction: column;
        gap: 1rem;
        align-items: center;
        width: 100%;
    }

    .btn-primary,
    .btn-secondary {
        width: 100%;
        max-width: 300px;
        padding: 1rem 2rem;
        font-size: 1rem;
        min-height: 48px;
        font-weight: 600;
    }

    section {
        padding: 3rem 0;
    }

    section h2 {
        font-size: 2.2rem;
        margin-bottom: 1rem;
    }

    .section-subtitle {
        font-size: 1rem;
        margin-bottom: 2rem;
        line-height: 1.5;
    }

    .cards-grid,
    .repo-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .skills-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .contact-info {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .contact-method {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
        padding: 1.5rem;
    }

    .contact-icon {
        margin: 0 auto 0.5rem auto;
        width: 45px;
        height: 45px;
        font-size: 1.2rem;
    }

    .footer-content {
        flex-direction: column;
        gap: 2rem;
        text-align: center;
    }

    .about-stats {
        flex-direction: column;
        gap: 1.5rem;
    }

    .stat-number {
        font-size: 2rem;
    }

    .code-content {
        font-size: 0.8rem;
        padding: 1rem;
        overflow-x: auto;
    }

    /* Enhanced mobile card improvements */
    .card, .repo-card {
        padding: 1.5rem;
        border-radius: var(--border-radius-lg);
    }

    .card-header {
        padding-bottom: 1rem;
        gap: 0.75rem;
    }

    .card-icon {
        width: 45px;
        height: 45px;
        font-size: 1.2rem;
    }

    .card h3 {
        font-size: 1.2rem;
        line-height: 1.3;
    }

    .card > p, .repo-card > p {
        font-size: 0.95rem;
        line-height: 1.6;
        margin-bottom: 1rem;
    }
}

@media (max-width: 480px) {
    .nav-container {
        padding: var(--mobile-padding);
    }
    
    .name {
        font-size: 2.2rem;
        line-height: 1.1;
    }

    .greeting {
        font-size: 1.1rem;
    }

    .hero-subtitle {
        font-size: 1.2rem;
        line-height: 1.3;
    }

    .hero-description {
        font-size: 0.95rem;
        line-height: 1.6;
    }
    
    .btn-primary,
    .btn-secondary {
        padding: 1rem 1.5rem;
        font-size: 0.95rem;
        width: 100%;
        max-width: 280px;
        min-height: var(--mobile-touch-target);
        font-weight: 600;
    }
    
    .cards-grid,
    .repo-grid,
    .achievements-grid {
        grid-template-columns: 1fr;
        gap: 1.2rem;
    }

    .contact-method {
        padding: var(--mobile-padding);
        border-radius: var(--border-radius-lg);
    }

    .hero-container,
    .container {
        padding: 0 var(--mobile-padding);
    }

    section {
        padding: 2.5rem 0;
    }

    section h2 {
        font-size: 2rem;
        line-height: 1.2;
    }

    .section-subtitle {
        font-size: 0.95rem;
        line-height: 1.5;
    }

    .hero-description {
        font-size: 0.95rem;
    }

    .card,
    .repo-card,
    .achievement-card {
        padding: 1.2rem;
    }

    .card-icon,
    .achievement-icon {
        width: 40px;
        height: 40px;
        font-size: 1.1rem;
    }

    .card h3,
    .achievement-content h3 {
        font-size: 1.1rem;
    }

    .card > p,
    .repo-card > p,
    .achievement-content p {
        font-size: 0.9rem;
        line-height: 1.5;
    }

    .tech-tag,
    .stat-badge {
        font-size: 0.75rem;
        padding: 0.25rem 0.5rem;
    }

    .contact-icon {
        width: 40px;
        height: 40px;
        font-size: 1.1rem;
    }

    .contact-details h3 {
        font-size: 1.1rem;
    }

    .contact-details a {
        font-size: 0.95rem;
    }

    .contact-details p {
        font-size: 0.85rem;
    }

    /* Improved mobile navigation */
    .nav-link {
        padding: 0.875rem 1.5rem;
        font-size: 1.05rem;
        min-height: var(--mobile-touch-target);
    }

    .hamburger {
        padding: 0.625rem;
        min-width: var(--mobile-touch-target);
        min-height: var(--mobile-touch-target);
    }

    .bar {
        width: 18px;
        height: 2px;
    }
}

/* Very small screens - phones in portrait */
@media (max-width: 360px) {
    .hero-container,
    .container {
        padding: 0 var(--mobile-padding-sm);
    }

    .name {
        font-size: 1.8rem;
        line-height: 1.1;
    }

    .hero-subtitle {
        font-size: 1rem;
        line-height: 1.3;
    }

    .nav-container {
        padding: var(--mobile-padding-sm);
    }

    .btn-primary,
    .btn-secondary {
        padding: 1rem;
        font-size: 0.85rem;
        max-width: 260px;
        min-height: var(--mobile-touch-target);
    }

    .contact-method {
        padding: var(--mobile-padding-sm);
        border-radius: var(--border-radius);
    }

    section h2 {
        font-size: 1.5rem;
        line-height: 1.2;
    }

    .code-content {
        font-size: 0.75rem;
        padding: 0.75rem;
    }
}