@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=Poppins:wght@300;400;500;600;700&display=swap');

/* CSS Variables for Theme */
:root {
    /* Primary Colors */
    --primary: #00d2ff;
    --primary-dark: #00a8cc;
    --primary-light: #33dbff;
    
    /* Accent Colors */
    --accent: #3a7bd5;
    --accent-dark: #2a5ba0;
    --accent-light: #6495ed;
    
    /* Background Colors */
    --bg: #05070a;
    --bg-secondary: #0a0e14;
    --bg-tertiary: #0f1419;
    
    /* Card Colors */
    --card: rgba(255, 255, 255, 0.03);
    --card-hover: rgba(255, 255, 255, 0.05);
    
    /* Text Colors */
    --text: #ffffff;
    --text-secondary: #a0a0a0;
    --text-tertiary: #707070;
    
    /* Border Colors */
    --border: rgba(255, 255, 255, 0.1);
    --border-light: rgba(255, 255, 255, 0.05);
    --border-dark: rgba(255, 255, 255, 0.2);
    
    /* Status Colors */
    --success: #00ff88;
    --success-dark: #00cc6a;
    --warning: #ffcc00;
    --error: #ff4444;
    --info: #00d2ff;
    
    /* Shadows */
    --shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 20px 50px rgba(0, 0, 0, 0.4);
    --shadow-sm: 0 5px 15px rgba(0, 0, 0, 0.2);
    
    /* Transitions */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.15s ease;
    
    /* Border Radius */
    --radius: 12px;
    --radius-lg: 20px;
    --radius-xl: 30px;
    --radius-full: 50px;
    
    /* Spacing */
    --space-xs: 4px;
    --space-sm: 8px;
    --space-md: 16px;
    --space-lg: 24px;
    --space-xl: 32px;
    --space-2xl: 48px;
    --space-3xl: 64px;
    
    /* Container Widths */
    --container-sm: 100%;
    --container-md: 720px;
    --container-lg: 960px;
    --container-xl: 1140px;
    --container-2xl: 1320px;
}

/* Light Theme Variables */
body.light-theme {
    /* Primary Colors */
    --primary: #0066cc;
    --primary-dark: #0052a3;
    --primary-light: #3385d6;
    
    /* Background Colors */
    --bg: #f8fafc;
    --bg-secondary: #ffffff;
    --bg-tertiary: #f1f5f9;
    
    /* Card Colors */
    --card: rgba(0, 0, 0, 0.03);
    --card-hover: rgba(0, 0, 0, 0.05);
    
    /* Text Colors */
    --text: #0f172a;
    --text-secondary: #475569;
    --text-tertiary: #94a3b8;
    
    /* Border Colors */
    --border: rgba(0, 0, 0, 0.1);
    --border-light: rgba(0, 0, 0, 0.05);
    --border-dark: rgba(0, 0, 0, 0.2);
    
    /* Shadows */
    --shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 20px 50px rgba(0, 0, 0, 0.15);
    --shadow-sm: 0 5px 15px rgba(0, 0, 0, 0.05);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: 'Inter', sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    transition: var(--transition);
    overflow-x: hidden;
    position: relative;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Poppins', sans-serif;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--space-md);
}

h1 { font-size: 3.5rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 1.8rem; }
h4 { font-size: 1.4rem; }
h5 { font-size: 1.2rem; }
h6 { font-size: 1rem; }

p {
    margin-bottom: var(--space-md);
    color: var(--text-secondary);
}

a {
    color: inherit;
    text-decoration: none;
    transition: var(--transition);
}

/* Utility Classes */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-left { text-align: left; }

.gradient-text {
    background: linear-gradient(90deg, var(--primary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.highlight {
    color: var(--primary);
    font-weight: 600;
}

/* Progress Bar */
#progress-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: transparent;
    z-index: 9999;
}

#progress-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    width: 0%;
    transition: width 0.1s ease;
    box-shadow: 0 0 10px var(--primary);
}

/* Animated Background */
.animated-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
}

.blob, .blob2 {
    position: absolute;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: linear-gradient(45deg, var(--primary), var(--accent));
    opacity: 0.08;
    filter: blur(80px);
    animation: blobFloat 25s infinite ease-in-out;
}

.blob {
    top: 10%;
    left: 5%;
    animation-delay: 0s;
}

.blob2 {
    bottom: 10%;
    right: 5%;
    animation-delay: 10s;
}

@keyframes blobFloat {
    0%, 100% { 
        transform: translate(0, 0) scale(1); 
    }
    25% { 
        transform: translate(40px, 60px) scale(1.1); 
    }
    50% { 
        transform: translate(0, 30px) scale(0.9); 
    }
    75% { 
        transform: translate(-40px, -40px) scale(1.05); 
    }
}

/* Particles Canvas */
#particles-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

/* Container */
.container {
    width: 100%;
    max-width: var(--container-2xl);
    margin: 0 auto;
    padding: 0 var(--space-lg);
    position: relative;
    z-index: 1;
}

/* Navigation */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-xl) 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(5, 7, 10, 0.85);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
    transition: var(--transition);
}

body.light-theme .navbar {
    background: rgba(248, 250, 252, 0.85);
}

.logo {
    font-size: 1.8rem;
    font-weight: 900;
    font-family: 'Poppins', sans-serif;
    letter-spacing: -0.5px;
}

.logo span {
    color: var(--primary);
    background: linear-gradient(90deg, var(--primary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    gap: var(--space-2xl);
    align-items: center;
}

.nav-link {
    color: var(--text);
    font-weight: 500;
    font-size: 1rem;
    position: relative;
    padding: var(--space-sm) 0;
    transition: var(--transition);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    transition: var(--transition);
}

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

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

.theme-btn {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 50%;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
    color: var(--text);
    font-size: 1.2rem;
}

.theme-btn:hover {
    background: var(--primary);
    color: white;
    transform: rotate(15deg);
    border-color: var(--primary);
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: var(--text);
    font-size: 1.5rem;
    cursor: pointer;
    padding: var(--space-sm);
    transition: var(--transition);
}

.mobile-menu-btn:hover {
    color: var(--primary);
}

.btn-contact {
    background: linear-gradient(90deg, var(--primary), var(--accent));
    color: white;
    padding: var(--space-md) var(--space-xl);
    border-radius: var(--radius-full);
    font-weight: 600;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 1rem;
    position: relative;
    overflow: hidden;
}

.btn-contact::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: var(--transition-slow);
}

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

.btn-contact:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

/* Hero Section */
.hero-section {
    display: flex;
    align-items: center;
    gap: var(--space-3xl);
    padding: var(--space-3xl) 0;
    min-height: 90vh;
}

.hero-content {
    flex: 1;
}

.badge-container {
    display: flex;
    gap: var(--space-sm);
    margin-bottom: var(--space-xl);
    flex-wrap: wrap;
}

.badge {
    background: rgba(0, 210, 255, 0.1);
    color: var(--primary);
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    border: 1px solid rgba(0, 210, 255, 0.3);
    transition: var(--transition);
}

.badge:hover {
    background: rgba(0, 210, 255, 0.2);
    transform: translateY(-2px);
}

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

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-xl);
    max-width: 600px;
}

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

.btn-primary, .btn-secondary {
    padding: var(--space-md) var(--space-xl);
    border-radius: var(--radius-full);
    font-weight: 600;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    transition: var(--transition);
    font-size: 1rem;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: linear-gradient(90deg, var(--primary), var(--accent));
    color: white;
    border: none;
}

.btn-primary::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: var(--transition-slow);
}

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

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

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

.btn-secondary:hover {
    border-color: var(--primary);
    color: var(--primary);
    transform: translateY(-3px);
}

.contact-chips {
    display: flex;
    gap: var(--space-md);
    flex-wrap: wrap;
}

.contact-chips .chip {
    background: var(--card);
    padding: var(--space-md) var(--space-lg);
    border-radius: var(--radius-full);
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    text-decoration: none;
    color: var(--text);
    border: 1px solid var(--border);
    transition: var(--transition);
    font-size: 0.95rem;
}

.contact-chips .chip:hover {
    background: rgba(0, 210, 255, 0.1);
    border-color: var(--primary);
    transform: translateY(-2px);
}

/* Hero Image */
.hero-img {
    flex: 1;
    position: relative;
}

.img-wrapper {
    position: relative;
    width: 100%;
    max-width: 400px;
    margin: 0 auto;
}

.img-frame {
    position: absolute;
    width: 100%;
    height: 100%;
    border: 3px solid var(--primary);
    border-radius: var(--radius-xl);
    transform: rotate(5deg);
    transition: var(--transition);
}

.img-wrapper img {
    width: 100%;
    height: auto;
    border-radius: var(--radius-xl);
    position: relative;
    z-index: 1;
    transform: rotate(-2deg);
    transition: var(--transition);
    box-shadow: var(--shadow-lg);
}

.img-wrapper:hover .img-frame {
    transform: rotate(-2deg);
}

.img-wrapper:hover img {
    transform: rotate(0deg) scale(1.05);
}

.img-overlay {
    position: absolute;
    bottom: -20px;
    left: -20px;
    display: flex;
    gap: var(--space-md);
    z-index: 2;
}

.experience-badge, .project-badge {
    background: var(--bg);
    padding: var(--space-md);
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
    min-width: 100px;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.experience-badge span, .project-badge span {
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--primary);
    display: block;
}

.experience-badge small, .project-badge small {
    font-size: 0.85rem;
    color: var(--text-secondary);
    display: block;
    margin-top: var(--space-xs);
}

.floating-icons {
    position: absolute;
    top: 20%;
    right: -30px;
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.floating-icon {
    width: 60px;
    height: 60px;
    background: var(--card);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    color: var(--primary);
    border: 1px solid var(--border);
    animation: floatIcon 4s infinite ease-in-out;
    box-shadow: var(--shadow);
}

.floating-icon:nth-child(2) {
    animation-delay: 1s;
}

.floating-icon:nth-child(3) {
    animation-delay: 2s;
}

@keyframes floatIcon {
    0%, 100% { transform: translateY(0) rotate(0); }
    25% { transform: translateY(-15px) rotate(5deg); }
    50% { transform: translateY(0) rotate(0); }
    75% { transform: translateY(-10px) rotate(-5deg); }
}

/* Section Styling */
.section {
    padding: var(--space-3xl) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-3xl);
}

.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: var(--space-md);
    display: inline-flex;
    align-items: center;
    gap: var(--space-md);
}

.section-subtitle {
    color: var(--text-secondary);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

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

.about-text h3 {
    font-size: 2rem;
    margin-bottom: var(--space-lg);
}

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

.about-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-lg);
    margin-top: var(--space-xl);
}

.stat {
    text-align: center;
    padding: var(--space-lg);
    background: var(--card);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    transition: var(--transition);
}

.stat:hover {
    border-color: var(--primary);
    transform: translateY(-3px);
}

.stat h4 {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: var(--space-xs);
}

.about-timeline h3 {
    font-size: 1.8rem;
    margin-bottom: var(--space-xl);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.timeline {
    position: relative;
    padding-left: var(--space-xl);
}

.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: linear-gradient(to bottom, var(--primary), var(--accent));
    border-radius: 3px;
}

.timeline-item {
    position: relative;
    margin-bottom: var(--space-xl);
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -42px;
    top: 8px;
    width: 16px;
    height: 16px;
    background: var(--primary);
    border-radius: 50%;
    border: 4px solid var(--bg);
    box-shadow: 0 0 0 3px var(--primary);
}

.timeline-date {
    font-weight: 600;
    color: var(--primary);
    margin-bottom: var(--space-xs);
    font-size: 0.95rem;
}

.timeline-content h4 {
    margin-bottom: var(--space-xs);
    font-size: 1.3rem;
}

.timeline-content .company {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: var(--space-sm);
}

.timeline-content p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* Enhanced Skills Section */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-xl);
    margin-bottom: var(--space-3xl);
}

.skill-category-card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

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

.skill-category-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    transform: translateX(-100%);
    transition: transform 0.6s ease;
}

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

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

.skill-category-header i {
    font-size: 2rem;
    color: var(--primary);
    background: rgba(0, 210, 255, 0.1);
    width: 70px;
    height: 70px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.skill-category-card:hover .skill-category-header i {
    transform: scale(1.1) rotate(5deg);
}

.skill-category-header h3 {
    font-size: 1.5rem;
    margin: 0;
}

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

.skill-progress-item {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.skill-name {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.skill-name span:first-child {
    font-weight: 600;
    color: var(--text);
    font-size: 0.95rem;
}

.skill-name span:last-child {
    font-weight: 700;
    color: var(--primary);
    font-size: 1.1rem;
}

.progress-bar {
    height: 10px;
    background: var(--border);
    border-radius: 5px;
    overflow: hidden;
    position: relative;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    border-radius: 5px;
    width: 0;
    transition: width 1.5s cubic-bezier(0.34, 1.56, 0.64, 1);
    position: relative;
}

.progress-fill::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

/* Soft Skills Section */
.soft-skills-section {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: var(--space-2xl);
    margin-top: var(--space-3xl);
}

.soft-skills-section h3 {
    font-size: 1.8rem;
    margin-bottom: var(--space-xl);
    display: flex;
    align-items: center;
    gap: var(--space-md);
    color: var(--text);
}

.soft-skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-lg);
}

.soft-skill-item {
    text-align: center;
    padding: var(--space-xl) var(--space-lg);
    background: rgba(255, 255, 255, 0.03);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    transition: var(--transition);
}

.soft-skill-item:hover {
    transform: translateY(-5px);
    border-color: var(--primary);
    background: rgba(0, 210, 255, 0.05);
    box-shadow: var(--shadow);
}

.soft-skill-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-lg);
    font-size: 1.8rem;
    color: white;
    transition: var(--transition);
}

.soft-skill-item:hover .soft-skill-icon {
    transform: rotate(15deg) scale(1.1);
}

.soft-skill-item h4 {
    font-size: 1.2rem;
    margin-bottom: var(--space-sm);
    color: var(--text);
}

.soft-skill-item p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.5;
    margin: 0;
}

/* Tools & Technologies Section */
.tools-tech-section {
    background: linear-gradient(135deg, rgba(0, 210, 255, 0.05) 0%, rgba(58, 123, 213, 0.05) 100%);
    border-radius: var(--radius-xl);
    margin: var(--space-3xl) 0;
    padding: var(--space-3xl) var(--space-2xl);
    border: 1px solid var(--border);
}

.tools-tech-container {
    max-width: 1400px;
    margin: 0 auto;
}

.tech-category {
    margin-bottom: var(--space-3xl);
}

.tech-category h3 {
    font-size: 1.8rem;
    margin-bottom: var(--space-xl);
    display: flex;
    align-items: center;
    gap: var(--space-md);
    color: var(--text);
    position: relative;
    padding-bottom: var(--space-md);
}

.tech-category h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 80px;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    border-radius: 2px;
}

.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--space-lg);
}

.tech-item {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    display: flex;
    align-items: center;
    gap: var(--space-lg);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.tech-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 0;
    background: linear-gradient(to bottom, var(--primary), var(--accent));
    transition: height 0.3s ease;
}

.tech-item:hover::before {
    height: 100%;
}

.tech-item:hover {
    transform: translateY(-5px);
    border-color: var(--primary);
    box-shadow: var(--shadow);
}

.tech-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    color: white;
    flex-shrink: 0;
    transition: var(--transition);
}

.tech-item:hover .tech-icon {
    transform: rotate(10deg) scale(1.1);
}

.tech-info h4 {
    font-size: 1.2rem;
    margin-bottom: var(--space-xs);
    color: var(--text);
}

.tech-info p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.5;
    margin: 0;
}

/* Services Section */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-xl);
}

.service-card {
    background: var(--card);
    padding: var(--space-2xl) var(--space-xl);
    border-radius: var(--radius-xl);
    border: 1px solid var(--border);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    transform: translateX(-100%);
    transition: transform 0.6s ease;
}

.service-card:hover::before {
    transform: translateX(0);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary);
}

.service-icon {
    width: 80px;
    height: 80px;
    background: rgba(0, 210, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: var(--primary);
    margin-bottom: var(--space-lg);
    transition: var(--transition);
}

.service-card:hover .service-icon {
    transform: scale(1.1) rotate(10deg);
}

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: var(--space-md);
}

.service-card p {
    color: var(--text-secondary);
    margin-bottom: var(--space-lg);
}

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

.service-features li {
    margin-bottom: var(--space-sm);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.95rem;
}

.service-features li i {
    color: var(--success);
}

/* Portfolio Section */
.portfolio-filter {
    display: flex;
    justify-content: center;
    gap: var(--space-sm);
    margin-top: var(--space-xl);
    flex-wrap: wrap;
}

.filter-btn {
    background: var(--card);
    border: 1px solid var(--border);
    color: var(--text);
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: var(--transition);
    font-weight: 500;
    font-size: 0.95rem;
}

.filter-btn.active,
.filter-btn:hover {
    background: linear-gradient(90deg, var(--primary), var(--accent));
    color: white;
    border-color: transparent;
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--space-xl);
    margin: var(--space-2xl) 0;
}

.portfolio-item {
    border-radius: var(--radius-lg);
    overflow: hidden;
    position: relative;
    height: 300px;
}

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

.project-category {
    position: absolute;
    top: 15px;
    right: 15px;
    background: rgba(0, 0, 0, 0.8);
    color: white;
    padding: 5px 15px;
    border-radius: var(--radius-full);
    font-size: 0.8rem;
    font-weight: 600;
    z-index: 2;
    backdrop-filter: blur(5px);
}

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

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

.portfolio-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(5, 7, 10, 0.95), transparent);
    padding: var(--space-xl);
    transform: translateY(100%);
    transition: var(--transition-slow);
    backdrop-filter: blur(5px);
}

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

.portfolio-overlay h4 {
    font-size: 1.4rem;
    margin-bottom: var(--space-sm);
}

.portfolio-overlay p {
    color: var(--text-secondary);
    margin-bottom: var(--space-lg);
    font-size: 0.9rem;
}

.portfolio-link {
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    transition: var(--transition);
}

.portfolio-link:hover {
    gap: var(--space-md);
}

.portfolio-cta {
    text-align: center;
    margin-top: var(--space-2xl);
}

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

.contact-info h3,
.contact-form h3 {
    font-size: 1.8rem;
    margin-bottom: var(--space-lg);
}

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

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-lg);
    margin-bottom: var(--space-xl);
}

.contact-icon {
    width: 60px;
    height: 60px;
    background: rgba(0, 210, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    color: var(--primary);
    flex-shrink: 0;
    transition: var(--transition);
}

.contact-item:hover .contact-icon {
    transform: scale(1.1);
    background: rgba(0, 210, 255, 0.2);
}

.contact-item h4 {
    margin-bottom: var(--space-xs);
    font-size: 1.1rem;
}

.contact-item p,
.contact-item a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition);
}

.contact-item a:hover {
    color: var(--primary);
}

.social-links {
    display: flex;
    gap: var(--space-sm);
    margin-top: var(--space-xl);
}

.social-link {
    width: 50px;
    height: 50px;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text);
    text-decoration: none;
    transition: var(--transition);
    font-size: 1.2rem;
}

.social-link:hover {
    background: var(--primary);
    color: white;
    transform: translateY(-3px);
    border-color: var(--primary);
}

/* Contact Form */
.contact-form {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: var(--space-2xl);
}

.form-group {
    margin-bottom: var(--space-lg);
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: var(--space-md) var(--space-lg);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text);
    font-family: 'Inter', sans-serif;
    font-size: 1rem;
    transition: var(--transition);
}

body.light-theme .form-group input,
body.light-theme .form-group textarea,
body.light-theme .form-group select {
    background: rgba(0, 0, 0, 0.03);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(0, 210, 255, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 150px;
}

.form-group select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%2300d2ff' viewBox='0 0 16 16'%3E%3Cpath d='M7.247 11.14 2.451 5.658C1.885 5.013 2.345 4 3.204 4h9.592a1 1 0 0 1 .753 1.659l-4.796 5.48a1 1 0 0 1-1.506 0z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 20px center;
    padding-right: 50px;
}

/* Footer */
footer {
    background: var(--card);
    border-top: 1px solid var(--border);
    padding: var(--space-3xl) 0 var(--space-xl);
    margin-top: var(--space-3xl);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-2xl);
    margin: var(--space-2xl) var(--space-2xl) 0px var(--space-2xl);
    
}

.footer-logo .logo {
    font-size: 1.8rem;
    margin-bottom: var(--space-sm);
}

.footer-logo p {
    color: var(--text-secondary);
}

.footer-links h4,
.footer-services h4,
.footer-newsletter h4 {
    font-size: 1.2rem;
    margin-bottom: var(--space-lg);
}

.footer-links a,
.footer-services a {
    display: block;
    color: var(--text-secondary);
    text-decoration: none;
    margin-bottom: var(--space-sm);
    transition: var(--transition);
}

.footer-links a:hover,
.footer-services a:hover {
    color: var(--primary);
    transform: translateX(5px);
}

.footer-newsletter p {
    color: var(--text-secondary);
    margin-bottom: var(--space-lg);
}

.newsletter-form {
    display: flex;
    gap: var(--space-sm);
}

.newsletter-form input {
    flex: 1;
    padding: var(--space-md) var(--space-lg);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text);
}

body.light-theme .newsletter-form input {
    background: rgba(0, 0, 0, 0.03);
}

.newsletter-form button {
    background: var(--primary);
    color: white;
    border: none;
    border-radius: var(--radius);
    width: 50px;
    cursor: pointer;
    transition: var(--transition);
}

.newsletter-form button:hover {
    background: var(--accent);
}

.footer-bottom {
    padding-top: var(--space-xl);
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-lg);
    margin: 0px var(--space-2xl);
}

.footer-bottom p {
    color: var(--text-secondary);
    margin: 0;
}

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

.footer-social a {
    color: var(--text-secondary);
    transition: var(--transition);
    font-size: 1.2rem;
}

.footer-social a:hover {
    color: var(--primary);
}

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: white;
    border: none;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: var(--transition);
    z-index: 99;
    font-size: 1.2rem;
    box-shadow: var(--shadow);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    transform: translateY(-5px) scale(1.1);
    box-shadow: var(--shadow-lg);
}

/* Reveal Animations */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: 0.8s cubic-bezier(0.17, 0.67, 0.83, 0.67);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* Notification Styles */
.notification {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: var(--space-lg) var(--space-xl);
    border-radius: var(--radius);
    background: var(--card);
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: var(--space-md);
    z-index: 10000;
    transform: translateX(100%);
    opacity: 0;
    transition: var(--transition);
    max-width: 400px;
    box-shadow: var(--shadow);
}

.notification.show {
    transform: translateX(0);
    opacity: 1;
}

.notification-success {
    border-left: 4px solid var(--success);
}

.notification-error {
    border-left: 4px solid var(--error);
}

.notification i {
    font-size: 1.4rem;
}

.notification-success i {
    color: var(--success);
}

.notification-error i {
    color: var(--error);
}

.notification-close {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: var(--space-xs);
    margin-left: auto;
    transition: var(--transition);
}

.notification-close:hover {
    color: var(--text);
}

/* =========================================== */
/* RESPONSIVE DESIGN - Desktop First Approach */
/* =========================================== */

/* Large Desktop (1440px+) */
@media (min-width: 1440px) {
    .container {
        max-width: 1400px;
    }
    
    .hero-title {
        font-size: 4rem;
    }
    
    .tech-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Desktop (1200px - 1439px) */
@media (max-width: 1439px) {
    .container {
        max-width: 1200px;
        padding: 0 var(--space-2xl);
    }
    
    .hero-title {
        font-size: 3.2rem;
    }
    
    .tech-grid {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    }
    
    .skills-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Laptop (992px - 1199px) */
@media (max-width: 1199px) {
    .container {
        max-width: 960px;
        padding: 0 var(--space-xl);
    }
    
    .hero-title {
        font-size: 2.8rem;
    }
    
    .hero-section {
        gap: var(--space-2xl);
    }
    
    .nav-links {
        gap: var(--space-xl);
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }
    
    .contact-container {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }
    
    .portfolio-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Tablet Landscape (768px - 991px) */
@media (max-width: 991px) {
    .container {
        padding: 0 var(--space-lg);
    }
    
    .navbar {
        padding: var(--space-lg) 0;
    }
    
    .nav-links {
        display: none;
        position: fixed;
        top: 80px;
        left: 0;
        width: 100%;
        background: var(--bg);
        flex-direction: column;
        gap: var(--space-lg);
        padding: var(--space-xl);
        box-shadow: var(--shadow-lg);
        z-index: 999;
        border-top: 1px solid var(--border);
    }
    
    .nav-links.active {
        display: flex;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .hero-section {
        flex-direction: column-reverse;
        text-align: center;
        padding: var(--space-2xl) 0;
        gap: var(--space-2xl);
    }
    
    .hero-actions {
        justify-content: center;
        flex-wrap: wrap;
    }
    
    .contact-chips {
        justify-content: center;
    }
    
    .floating-icons {
        display: none;
    }
    
    .img-overlay {
        position: relative;
        left: 0;
        bottom: 0;
        margin-top: var(--space-lg);
        justify-content: center;
    }
    
    .section {
        padding: var(--space-2xl) 0;
    }
    
    .section-header h2 {
        font-size: 2rem;
    }
    
    .skills-grid {
        grid-template-columns: 1fr;
    }
    
    .tech-grid {
        grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    }
    
    .soft-skills-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .portfolio-grid {
        grid-template-columns: 1fr;
    }
    
    .blob, .blob2 {
        width: 400px;
        height: 400px;
        opacity: 0.05;
    }
}

/* Tablet Portrait (576px - 767px) */
@media (max-width: 767px) {
    html {
        font-size: 15px;
    }
    
    .container {
        padding: 0 var(--space-md);
    }
    
    .hero-title {
        font-size: 2.3rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .btn-primary, .btn-secondary {
        padding: var(--space-md) var(--space-lg);
        font-size: 0.95rem;
    }
    
    .section-header h2 {
        font-size: 1.8rem;
    }
    
    .tech-grid {
        grid-template-columns: 1fr;
    }
    
    .tech-item {
        flex-direction: row;
        text-align: left;
    }
    
    .tools-tech-section {
        padding: var(--space-xl) var(--space-lg);
        margin: var(--space-2xl) 0;
    }
    
    .tech-category h3 {
        font-size: 1.5rem;
    }
    
    .skill-category-header {
        flex-direction: column;
        text-align: center;
        gap: var(--space-sm);
    }
    
    .skill-category-header h3 {
        font-size: 1.3rem;
    }
    
    .soft-skills-grid {
        grid-template-columns: 1fr;
    }
    
    .soft-skills-section h3 {
        font-size: 1.5rem;
        justify-content: center;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}

/* Mobile (480px - 575px) */
@media (max-width: 575px) {
    html {
        font-size: 14px;
    }
    
    .container {
        padding: 0 var(--space-sm);
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-actions {
        flex-direction: column;
        gap: var(--space-md);
    }
    
    .btn-primary, .btn-secondary {
        width: 100%;
        justify-content: center;
    }
    
    .contact-chips {
        flex-direction: column;
        align-items: center;
    }
    
    .contact-chips .chip {
        width: 100%;
        max-width: 300px;
        justify-content: center;
    }
    
    .about-stats {
        grid-template-columns: 1fr;
    }
    
    .timeline {
        padding-left: var(--space-lg);
    }
    
    .timeline-item::before {
        margin-left: 6px;
    }
    
    .portfolio-filter {
        flex-direction: column;
        align-items: center;
    }
    
    .filter-btn {
        width: 100%;
        max-width: 200px;
    }
    
    .contact-form {
        padding: var(--space-xl) var(--space-lg);
    }
    
    .back-to-top {
        width: 50px;
        height: 50px;
        bottom: 20px;
        right: 20px;
    }
}

/* Small Mobile (320px - 479px) */
@media (max-width: 479px) {
    .hero-title {
        font-size: 1.8rem;
    }
    
    .badge-container {
        flex-direction: column;
        align-items: center;
    }
    
    .badge {
        width: 100%;
        justify-content: center;
        text-align: center;
    }
    
    .img-wrapper {
        max-width: 280px;
    }
    
    .experience-badge, .project-badge {
        min-width: 80px;
        padding: var(--space-md);
    }
    
    .experience-badge span, .project-badge span {
        font-size: 1.5rem;
    }
    
    .tech-item {
        padding: var(--space-md);
    }
    
    .tech-icon {
        width: 50px;
        height: 50px;
        font-size: 1.5rem;
    }
    
    .service-card {
        padding: var(--space-xl) var(--space-lg);
    }
    
    .service-icon {
        width: 70px;
        height: 70px;
        font-size: 1.8rem;
    }
}

/* Landscape Mode Optimizations */
@media (max-height: 700px) and (orientation: landscape) {
    .hero-section {
        min-height: auto;
        padding: var(--space-xl) 0;
    }
    
    .hero-title {
        font-size: 2.2rem;
    }
    
    .section {
        padding: var(--space-xl) 0;
    }
    
    .skill-category-card {
        padding: var(--space-lg);
    }
}

/* High DPI Screens */
@media (min-resolution: 192dpi) {
    .tech-icon,
    .soft-skill-icon,
    .skill-category-header i,
    .service-icon {
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
    }
}

/* Reduced Motion Preference */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .reveal {
        transition: none;
        opacity: 1;
        transform: none;
    }
    
    .progress-fill {
        transition: none;
    }
    
    .blob, .blob2 {
        animation: none;
    }
    
    .floating-icon {
        animation: none;
    }
    
    .back-to-top:hover {
        transform: none;
    }
}

/* Touch Device Optimizations */
@media (hover: none) and (pointer: coarse) {
    .tech-item:hover,
    .skill-category-card:hover,
    .soft-skill-item:hover,
    .service-card:hover {
        transform: none;
    }
    
    .tech-item:active,
    .skill-category-card:active,
    .soft-skill-item:active,
    .service-card:active {
        transform: scale(0.98);
    }
    
    .btn-primary:active,
    .btn-secondary:active,
    .btn-contact:active {
        transform: scale(0.98);
    }
    
    .nav-link:hover::after {
        width: 0;
    }
    
    .nav-link.active::after {
        width: 100%;
    }
    
    .back-to-top:active {
        transform: scale(0.95);
    }
}

/* Print Styles */
@media print {
    .animated-bg,
    .blob,
    .blob2,
    .floating-icons,
    .img-frame,
    .progress-bar,
    .btn-contact,
    .theme-btn,
    .mobile-menu-btn,
    footer,
    .contact-actions,
    .social-links,
    #progress-container,
    #backToTop,
    .portfolio-filter,
    .hero-actions .btn-secondary {
        display: none !important;
    }
    
    body {
        background: white !important;
        color: black !important;
        font-size: 12pt !important;
    }
    
    .container {
        max-width: 100% !important;
        padding: 20pt !important;
    }
    
    .section {
        padding: 30pt 0 !important;
        page-break-inside: avoid;
    }
    
    .tech-item,
    .skill-category-card,
    .service-card {
        border: 1px solid #ddd !important;
        box-shadow: none !important;
        page-break-inside: avoid;
    }
    
    .progress-fill {
        background: #333 !important;
    }
    
    a {
        color: #000 !important;
        text-decoration: underline !important;
    }
    
    .hero-section {
        flex-direction: column !important;
        text-align: center !important;
    }
    
    .img-wrapper img {
        max-width: 200px !important;
        margin: 0 auto !important;
    }
}