/* CSS Variables for Ocean Blue & Teal Theme */
:root {
    /* Primary Colors - Ocean Blue & Teal Palette */
    --primary-color: #0ea5e9;
    --secondary-color: #0284c7;
    --accent-color: #14b8a6;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --error-color: #ef4444;
    
    /* Text Colors */
    --text-primary: #0c4a6e;
    --text-secondary: #0f172a;
    --text-muted: #64748b;
    --text-accent: #0ea5e9;
    
    /* Background Colors */
    --background-primary: #ffffff;
    --background-secondary: #f0f9ff;
    --background-tertiary: #e0f2fe;
    --background-card: #ffffff;
    
    /* Border & Dividers */
    --border-color: #bae6fd;
    --border-light: #e0f2fe;
    --divider: #7dd3fc;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    
    /* Elegant Gradients */
    --gradient-primary: linear-gradient(135deg, #0ea5e9 0%, #0284c7 50%, #0369a1 100%);
    --gradient-secondary: linear-gradient(135deg, #14b8a6 0%, #0d9488 100%);
    --gradient-success: linear-gradient(135deg, #10b981 0%, #059669 100%);
    --gradient-hero: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 50%, #bae6fd 100%);
    --gradient-elegant: linear-gradient(135deg, #38bdf8 0%, #0ea5e9 100%);
    
    /* Responsive Spacing Scale */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 5rem;
    
    /* Animation & Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* Dark Theme - Ocean Blue & Teal Dark */
[data-theme="dark"] {
    --text-primary: #e0f2fe;
    --text-secondary: #bae6fd;
    --text-muted: #7dd3fc;
    --text-accent: #38bdf8;
    
    --background-primary: #0c1d2e;
    --background-secondary: #0c4a6e;
    --background-tertiary: #075985;
    --background-card: #0c4a6e;
    
    --border-color: #075985;
    --border-light: #0369a1;
    --divider: #0284c7;
    
    --gradient-hero: linear-gradient(135deg, #0c1d2e 0%, #0c4a6e 50%, #075985 100%);
    --gradient-primary: linear-gradient(135deg, #38bdf8 0%, #0ea5e9 50%, #0284c7 100%);
}

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

html {
    scroll-behavior: smooth;
    font-size: clamp(14px, 1.2vw, 18px);
    line-height: 1.6;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: var(--text-primary);
    background-color: var(--background-primary);
    transition: background-color var(--transition-normal), color var(--transition-normal);
    overflow-x: hidden;
    min-height: 100vh;
    font-size: 1rem;
}

/* Typography - Responsive Scaling */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 0.5em;
    color: var(--text-primary);
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.75rem, 4vw, 2.5rem); }
h3 { font-size: clamp(1.25rem, 3vw, 1.875rem); }
h4 { font-size: clamp(1.125rem, 2.5vw, 1.5rem); }
h5 { font-size: clamp(1rem, 2vw, 1.25rem); }
h6 { font-size: 1rem; }

p {
    margin-bottom: 1em;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* Container - Flexible Width */
.container {
    max-width: min(1200px, 92vw);
    margin: 0 auto;
    padding: 0 var(--space-lg);
    width: 100%;
}

.section {
    padding: clamp(3rem, 8vh, 6rem) 0;
}

.section-title {
    text-align: center;
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 700;
    margin-bottom: var(--space-3xl);
    position: relative;
    color: var(--text-primary);
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -0.75rem;
    left: 50%;
    transform: translateX(-50%);
    width: clamp(3rem, 8vw, 5rem);
    height: 4px;
    background: var(--gradient-primary);
    border-radius: 2px;
}

/* Enhanced Theme Toggle */
.theme-toggle {
    position: fixed;
    top: var(--space-xl);
    right: var(--space-xl);
    z-index: 1000;
    width: clamp(2.5rem, 5vw, 3.5rem);
    height: clamp(2.5rem, 5vw, 3.5rem);
    background: var(--gradient-primary);
    border: none;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-normal);
}

.theme-toggle:hover {
    transform: scale(1.1) rotate(15deg);
    box-shadow: var(--shadow-xl);
}

.theme-toggle i {
    color: white;
    font-size: clamp(1rem, 2.5vw, 1.5rem);
    transition: transform var(--transition-normal);
}

/* Enhanced Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    z-index: 999;
    padding: var(--space-md) 0;
    transition: all var(--transition-normal);
    border-bottom: 1px solid transparent;
}

[data-theme="dark"] .navbar {
    background: rgba(12, 29, 46, 0.85);
}

.navbar.scrolled {
    box-shadow: var(--shadow-md);
    border-bottom-color: var(--border-color);
    background: rgba(255, 255, 255, 0.95);
}

[data-theme="dark"] .navbar.scrolled {
    background: rgba(12, 29, 46, 0.95);
}

.nav-container {
    max-width: min(1200px, 92vw);
    margin: 0 auto;
    padding: 0 var(--space-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo .logo-text {
    font-size: clamp(1.25rem, 3vw, 1.75rem);
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-decoration: none;
}

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

.nav-link {
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 500;
    font-size: clamp(0.875rem, 1.5vw, 1rem);
    transition: all var(--transition-normal);
    position: relative;
    padding: 0.5rem 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width var(--transition-normal);
    border-radius: 1px;
}

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

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

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 0.25rem;
    padding: 0.5rem;
}

.hamburger span {
    width: 1.5rem;
    height: 2px;
    background: var(--text-primary);
    transition: all var(--transition-normal);
    border-radius: 1px;
}

/* Enhanced Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    background: var(--gradient-hero);
    overflow: hidden;
    padding: var(--space-3xl) 0;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 20%, rgba(14, 165, 233, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 70% 80%, rgba(20, 184, 166, 0.08) 0%, transparent 50%),
                radial-gradient(circle at 20% 80%, rgba(56, 189, 248, 0.06) 0%, transparent 50%);
    opacity: 0.8;
}

.hero-content {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
    position: relative;
    z-index: 2;
}

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

.hero-title .greeting {
    display: block;
    font-size: clamp(1rem, 2.5vw, 1.375rem);
    color: var(--text-secondary);
    font-weight: 500;
    margin-bottom: var(--space-sm);
}

.hero-title .name {
    display: block;
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--space-sm);
    line-height: 1.1;
}

.hero-title .role {
    display: block;
    font-size: clamp(1.5rem, 4vw, 2.25rem);
    color: var(--text-primary);
    font-weight: 600;
    line-height: 1.2;
}

.hero-description {
    font-size: clamp(1rem, 2vw, 1.25rem);
    margin: var(--space-xl) 0;
    max-width: 100%;
    line-height: 1.7;
}

.highlight {
    background: var(--gradient-secondary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 600;
}

.hero-buttons {
    display: flex;
    gap: var(--space-lg);
    margin-top: var(--space-xl);
    flex-wrap: wrap;
}

/* Enhanced Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: clamp(0.75rem, 2vw, 1rem) clamp(1.5rem, 4vw, 2rem);
    border-radius: 0.75rem;
    font-weight: 600;
    text-decoration: none;
    transition: all var(--transition-normal);
    border: none;
    cursor: pointer;
    font-size: clamp(0.875rem, 1.5vw, 1rem);
    position: relative;
    overflow: hidden;
}

.btn::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:hover::before {
    left: 100%;
}

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

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

.btn-secondary {
    background: var(--background-card);
    color: var(--text-primary);
    border: 2px solid var(--border-color);
    box-shadow: var(--shadow-sm);
}

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

/* Hero Image - Responsive */
.hero-image {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.image-placeholder {
    width: clamp(200px, 25vw, 350px);
    height: clamp(200px, 25vw, 350px);
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: clamp(4rem, 12vw, 8rem);
    color: white;
    box-shadow: var(--shadow-xl);
}

.floating-cards {
    position: absolute;
    inset: 0;
}

.floating-card {
    position: absolute;
    background: var(--background-card);
    padding: var(--space-md);
    border-radius: 0.75rem;
    box-shadow: var(--shadow-lg);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    border: 1px solid var(--border-color);
    animation: float 6s ease-in-out infinite;
    min-width: clamp(80px, 10vw, 120px);
}

.floating-card:nth-child(1) {
    top: 10%;
    right: 10%;
    animation-delay: 0s;
}

.floating-card:nth-child(2) {
    bottom: 20%;
    left: 10%;
    animation-delay: 2s;
}

.floating-card:nth-child(3) {
    top: 60%;
    right: -10%;
    animation-delay: 4s;
}

.floating-card i {
    font-size: clamp(1rem, 2vw, 1.5rem);
    color: var(--primary-color);
}

.floating-card span {
    font-size: clamp(0.75rem, 1.5vw, 0.875rem);
    font-weight: 600;
    color: var(--text-primary);
    text-align: center;
}

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

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: var(--space-xl);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    color: var(--text-muted);
    animation: bounce 2s infinite;
}

.scroll-arrow {
    width: 1px;
    height: var(--space-xl);
    background: var(--text-muted);
    position: relative;
}

.scroll-arrow::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 0;
    border-left: 4px solid transparent;
    border-right: 4px solid transparent;
    border-top: 6px solid var(--text-muted);
}

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

/* Enhanced About Section */
.about-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
}

.about-description {
    font-size: clamp(1rem, 2vw, 1.25rem);
    line-height: 1.8;
    margin-bottom: var(--space-lg);
}

.stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
    margin-top: var(--space-xl);
}

.stat-item {
    text-align: center;
    padding: var(--space-lg);
    background: var(--background-secondary);
    border-radius: 0.75rem;
    border: 1px solid var(--border-color);
    transition: all var(--transition-normal);
}

.stat-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.stat-item h3 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--space-sm);
}

.stat-item p {
    color: var(--text-secondary);
    font-weight: 500;
    margin: 0;
    font-size: clamp(0.875rem, 1.5vw, 1rem);
}

/* Enhanced Skills Section */
.skills-categories {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(300px, 100%), 1fr));
    gap: var(--space-xl);
}

.skill-category {
    background: var(--background-secondary);
    padding: var(--space-xl);
    border-radius: 1rem;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
}

.skill-category:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.category-header {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
    margin-bottom: var(--space-xl);
}

.category-header i {
    font-size: clamp(1.5rem, 3vw, 2.5rem);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.category-header h3 {
    margin: 0;
    color: var(--text-primary);
    font-size: clamp(1.25rem, 2.5vw, 1.5rem);
}

.skills-list {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.skill-item {
    background: var(--background-tertiary);
    color: var(--text-primary);
    padding: var(--space-sm) var(--space-lg);
    border-radius: 2rem;
    font-size: clamp(0.875rem, 1.5vw, 1rem);
    font-weight: 500;
    border: 1px solid var(--border-light);
    transition: all var(--transition-normal);
}

.skill-item:hover {
    background: var(--gradient-primary);
    color: white;
    transform: translateY(-2px);
}

/* Enhanced Projects Section */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(350px, 100%), 1fr));
    gap: var(--space-xl);
}

.project-card {
    background: var(--background-secondary);
    border-radius: 1rem;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
    transition: all var(--transition-normal);
}

.project-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.project-image {
    height: clamp(200px, 25vw, 280px);
    background: var(--gradient-primary);
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 1rem 1rem 0 0;
}

.project-icon {
    font-size: clamp(3rem, 8vw, 5rem);
    color: rgba(255, 255, 255, 0.8);
    transition: all var(--transition-normal);
}

.project-card:hover .project-icon {
    transform: scale(1.1);
    color: rgba(255, 255, 255, 0.9);
}

.project-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition-normal);
    backdrop-filter: blur(5px);
}

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

.project-links {
    display: flex;
    gap: var(--space-lg);
}

.project-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: clamp(3rem, 5vw, 3.5rem);
    height: clamp(3rem, 5vw, 3.5rem);
    background: var(--background-card);
    color: var(--primary-color);
    border-radius: 50%;
    text-decoration: none;
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-md);
}

.project-link:hover {
    transform: scale(1.1) translateY(-2px);
    background: var(--primary-color);
    color: white;
    box-shadow: var(--shadow-lg);
}

.project-link i {
    font-size: clamp(1.125rem, 2vw, 1.375rem);
}

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

.project-content h3 {
    margin-bottom: var(--space-md);
    color: var(--text-primary);
    font-size: clamp(1.25rem, 2.5vw, 1.5rem);
    font-weight: 700;
}

.project-content p {
    margin-bottom: var(--space-lg);
    line-height: 1.7;
    color: var(--text-secondary);
}

.project-features {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    margin-bottom: var(--space-lg);
}

.feature-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: clamp(0.875rem, 1.5vw, 0.95rem);
    color: var(--text-secondary);
    font-weight: 500;
}

.feature-item i {
    color: var(--success-color);
    font-size: 0.875rem;
    flex-shrink: 0;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.tech-tag {
    background: var(--gradient-primary);
    color: white;
    padding: var(--space-xs) var(--space-md);
    border-radius: 1.5rem;
    font-size: clamp(0.75rem, 1.25vw, 0.875rem);
    font-weight: 500;
    transition: all var(--transition-normal);
}

.tech-tag:hover {
    background: var(--gradient-secondary);
    transform: translateY(-1px);
}

/* Enhanced Contact Section */
.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.contact-info h3 {
    margin-bottom: var(--space-lg);
    color: var(--text-primary);
    font-size: clamp(1.5rem, 3vw, 2rem);
}

.contact-info p {
    margin-bottom: var(--space-xl);
    line-height: 1.8;
    font-size: clamp(1rem, 1.5vw, 1.125rem);
}

.contact-details {
    margin-bottom: var(--space-xl);
}

.contact-item {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
    margin-bottom: var(--space-lg);
    padding: var(--space-md);
    background: var(--background-secondary);
    border-radius: 0.75rem;
    border: 1px solid var(--border-color);
    transition: all var(--transition-normal);
}

.contact-item:hover {
    background: var(--background-tertiary);
    transform: translateX(5px);
}

.contact-item i {
    width: 2.5rem;
    height: 2.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    color: white;
    border-radius: 50%;
    font-size: 1.125rem;
    flex-shrink: 0;
}

.contact-item span {
    font-weight: 500;
    color: var(--text-primary);
    font-size: clamp(0.875rem, 1.5vw, 1rem);
}

/* Enhanced Social Links */
.social-links {
    display: flex;
    gap: var(--space-lg);
    margin-top: var(--space-xl);
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: clamp(3.5rem, 6vw, 4rem);
    height: clamp(3.5rem, 6vw, 4rem);
    border-radius: 50%;
    text-decoration: none;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

/* GitHub Social Link */
.social-link.github {
    background: linear-gradient(135deg, #24292e 0%, #1a1e22 100%);
    color: white;
}

.social-link.github:hover {
    background: linear-gradient(135deg, #333 0%, #24292e 100%);
    transform: translateY(-3px) scale(1.05);
    box-shadow: var(--shadow-xl);
}

/* LinkedIn Social Link */
.social-link.linkedin {
    background: linear-gradient(135deg, #0077b5 0%, #005885 100%);
    color: white;
}

.social-link.linkedin:hover {
    background: linear-gradient(135deg, #0088cc 0%, #0077b5 100%);
    transform: translateY(-3px) scale(1.05);
    box-shadow: var(--shadow-xl);
}

/* Email Social Link */
.social-link.email {
    background: var(--gradient-primary);
    color: white;
}

.social-link.email:hover {
    background: var(--gradient-elegant);
    transform: translateY(-3px) scale(1.05);
    box-shadow: var(--shadow-xl);
}

/* Phone Social Link */
.social-link.phone {
    background: var(--gradient-success);
    color: white;
}

.social-link.phone:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: var(--shadow-xl);
}

.social-link i {
    font-size: clamp(1.25rem, 2.5vw, 1.75rem);
    transition: transform var(--transition-normal);
}

.social-link:hover i {
    transform: scale(1.1);
}

/* Dark theme adjustments for social links */
[data-theme="dark"] .social-link.github {
    background: linear-gradient(135deg, #1a1e22 0%, #0d1117 100%);
}

[data-theme="dark"] .social-link.github:hover {
    background: linear-gradient(135deg, #24292e 0%, #1a1e22 100%);
}

/* Contact Form */
.contact-form {
    background: var(--background-secondary);
    padding: var(--space-xl);
    border-radius: 1rem;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-md);
}

.form-group {
    position: relative;
    margin-bottom: var(--space-xl);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: var(--space-md) var(--space-md) var(--space-sm) var(--space-md);
    border: 2px solid var(--border-color);
    border-radius: 0.75rem;
    background: var(--background-primary);
    color: var(--text-primary);
    font-size: clamp(0.875rem, 1.5vw, 1rem);
    transition: border-color var(--transition-normal);
}

.form-group label {
    position: absolute;
    top: var(--space-md);
    left: var(--space-md);
    color: var(--text-muted);
    transition: all var(--transition-normal);
    pointer-events: none;
    background: var(--background-primary);
    padding: 0 var(--space-xs);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.1);
}

.form-group input:focus + label,
.form-group input:valid + label,
.form-group textarea:focus + label,
.form-group textarea:valid + label {
    top: -0.5rem;
    left: 0.75rem;
    font-size: 0.875rem;
    color: var(--primary-color);
}

/* Enhanced Responsive Design */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--space-xl);
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
    }
    
    .stats {
        grid-template-columns: repeat(3, 1fr);
        gap: var(--space-md);
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 var(--space-md);
    }
    
    .section {
        padding: var(--space-2xl) 0;
    }
    
    .nav-menu {
        position: fixed;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--background-card);
        flex-direction: column;
        padding: var(--space-xl);
        box-shadow: var(--shadow-xl);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-normal);
        border-top: 1px solid var(--border-color);
    }
    
    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .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-buttons {
        flex-direction: column;
        align-items: center;
        width: 100%;
    }
    
    .btn {
        width: 100%;
        max-width: 300px;
        justify-content: center;
    }
    
    .floating-cards {
        display: none;
    }
    
    .stats {
        grid-template-columns: 1fr;
        gap: var(--space-md);
    }
    
    .skills-categories {
        grid-template-columns: 1fr;
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    .social-links {
        justify-content: center;
        flex-wrap: wrap;
    }
    
    .project-features {
        display: none; /* Hide features on mobile for cleaner look */
    }
    
    .project-links {
        gap: var(--space-md);
    }
    
    .project-link {
        width: 3rem;
        height: 3rem;
    }
}

@media (max-width: 480px) {
    html {
        font-size: clamp(14px, 4vw, 16px);
    }
    
    .container {
        padding: 0 var(--space-sm);
    }
    
    .hero {
        padding: var(--space-xl) 0;
    }
    
    .section {
        padding: var(--space-xl) 0;
    }
    
    .social-links {
        gap: var(--space-md);
    }
    
    .project-content {
        padding: var(--space-lg);
    }
    
    .tech-tag {
        font-size: 0.75rem;
        padding: 0.25rem 0.75rem;
    }
}

/* Enhanced Footer */
.footer {
    background: var(--background-secondary);
    border-top: 1px solid var(--border-color);
    padding: var(--space-3xl) 0 var(--space-xl);
    text-align: center;
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-lg);
}

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

.footer-social .social-link {
    width: clamp(2.5rem, 4vw, 3rem);
    height: clamp(2.5rem, 4vw, 3rem);
}

.footer-social .social-link i {
    font-size: clamp(1rem, 2vw, 1.25rem);
}

.footer-content p {
    margin: var(--space-sm) 0;
    color: var(--text-secondary);
    font-size: clamp(0.875rem, 1.5vw, 1rem);
}

.footer-content .copyright {
    color: var(--text-muted);
    font-size: clamp(0.75rem, 1.25vw, 0.875rem);
}

/* Accessibility & Performance */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .scroll-indicator {
        animation: none;
    }
    
    .floating-card {
        animation: none;
    }
}

/* High DPI Display Support */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .hero::before {
        background-size: 100% 100%;
    }
}

/* Print Styles */
@media print {
    .theme-toggle,
    .navbar,
    .hamburger,
    .scroll-indicator,
    .floating-cards {
        display: none;
    }
    
    .section {
        padding: 1rem 0;
    }
    
    .hero {
        min-height: auto;
        padding: 1rem 0;
    }
    
    * {
        color: black !important;
        background: white !important;
    }
}