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

:root {
    --primary-color: #00ff88;
    --secondary-color: #00d4ff;
    --accent-color: #ff0080;
    --text-primary: #e2e8f0;
    --text-secondary: #94a3b8;
    --text-light: #64748b;
    --bg-primary: #000000;
    --bg-secondary: #111111;
    --bg-card: #1a1a1a;
    --border-color: #333333;
    --border-light: #444444;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.5);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.6);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.7);
    --gradient-primary: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--bg-primary);
    min-height: 100vh;
}

/* Container */
.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 2rem 1rem;
}

/* Header */
.header {
    margin-bottom: 3rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--border-color);
}

.profile {
    text-align: center;
}

.profile-info {
    width: 100%;
}

.name {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.title {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
    font-weight: 500;
}

.contact-info {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1.5rem;
    margin-top: 1rem;
}

.contact-info span {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-light);
    font-size: 0.95rem;
}

.contact-info i {
    color: var(--primary-color);
    width: 16px;
}

/* Main Content */
.main-content {
    display: flex;
    flex-direction: column;
    gap: 2.5rem;
}

/* Sections */
.section {
    background: var(--bg-card);
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
}

.section:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--border-light);
}

.section-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--primary-color);
    display: inline-block;
}

/* Professional Summary */
.summary {
    font-size: 1.1rem;
    line-height: 1.7;
    color: var(--text-secondary);
}

/* Experience */
.experience-item {
    margin-bottom: 2rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--border-color);
}

.experience-item:last-child {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: none;
}

.experience-header {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.job-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
}

.company {
    color: var(--primary-color);
    font-weight: 500;
}

.duration {
    color: var(--text-light);
    font-size: 0.9rem;
    margin-left: auto;
}

.achievements {
    list-style: none;
    padding-left: 0;
}

.achievements li {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: 0.75rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.achievements li::before {
    content: '▶';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-size: 0.8rem;
}

/* Education */
.education-item {
    margin-bottom: 1.5rem;
}

.education-header {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 1rem;
    margin-bottom: 0.5rem;
}

.degree {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.institution {
    color: var(--primary-color);
    font-weight: 500;
}

.education-details {
    color: var(--text-secondary);
    font-style: italic;
}

/* Certifications */
.certifications {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1rem;
}

.cert-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem;
    background: var(--bg-secondary);
    border-radius: 8px;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.cert-item:hover {
    border-color: var(--primary-color);
    box-shadow: 0 0 15px rgba(0, 255, 136, 0.1);
}

.cert-item i {
    color: var(--primary-color);
    font-size: 1.2rem;
}

.cert-item span {
    color: var(--text-primary);
    font-weight: 500;
}

/* Skills */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.skill-category h4 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--border-color);
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.skill-tag {
    background: var(--bg-secondary);
    color: var(--text-primary);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.skill-tag:hover {
    background: var(--primary-color);
    color: var(--bg-primary);
    border-color: var(--primary-color);
}

/* Projects */
.project-item {
    margin-bottom: 2rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--border-color);
}

.project-item:last-child {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: none;
}

.project-header {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.project-title {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-primary);
}

.project-tech {
    color: var(--primary-color);
    font-size: 0.9rem;
    font-weight: 500;
    margin-left: auto;
}

.project-description {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* Footer */
.footer {
    margin-top: 4rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-content p {
    color: var(--text-light);
    font-size: 0.9rem;
}

.footer-links {
    display: flex;
    gap: 1.5rem;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s ease;
}

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

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 1rem 0.75rem;
    }
    
    .profile {
        text-align: center;
    }
    
    .name {
        font-size: 2rem;
    }
    
    .section {
        padding: 1.5rem;
    }
    
    .experience-header,
    .education-header,
    .project-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }
    
    .duration,
    .project-tech {
        margin-left: 0;
    }
    
    .certifications {
        grid-template-columns: 1fr;
    }
    
    .skills-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 1rem 0.5rem;
    }
    
    .profile-img {
        width: 100px;
        height: 100px;
    }
    
    .name {
        font-size: 1.75rem;
    }
    
    .title {
        font-size: 1.1rem;
    }
    
    .section {
        padding: 1rem;
    }
    
    .section-title {
        font-size: 1.3rem;
    }
    
    .contact-info {
        flex-direction: column;
        gap: 0.75rem;
    }
}

/* Print Styles */
@media print {
    body {
        background: white;
        color: black;
    }
    
    .container {
        max-width: none;
        padding: 0;
    }
    
    .section {
        break-inside: avoid;
        box-shadow: none;
        border: 1px solid #ccc;
        background: white;
    }
    
    .profile-img {
        border-color: #333;
    }
    
    .footer {
        display: none;
    }
}

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

/* Focus styles for accessibility */
a:focus,
button:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}