/* Modern Professional CV Styles with Refined Professional Colors */
:root {
    /* Professional IT Color Palette - Subtle and Refined */
    --primary-color: #2c5aa0;        /* Professional Navy Blue */
    --secondary-color: #4a6fa5;      /* Medium Blue */
    --accent-color: #6b83a6;         /* Light Blue-Gray */
    --text-primary: #2c3e50;         /* Dark Blue-Gray */
    --text-secondary: #5d6d7e;       /* Medium Gray */
    --text-light: #7f8c8d;           /* Light Gray */
    --background: #ffffff;            /* Pure White */
    --section-bg: #f8fafc;           /* Very Light Blue-Gray */
    --border-color: #e2e8f0;         /* Subtle Gray Border */
    --shadow: rgba(44, 90, 160, 0.08); /* Very Subtle Blue Shadow */
    --hover-color: #f1f5f9;          /* Light Hover Background */
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    --font-weight-normal: 400;
    --font-weight-medium: 600;
    --font-weight-bold: 700;
    
    /* Spacing - Reduced for more compact layout */
    --spacing-xs: 0.4rem;
    --spacing-sm: 0.8rem;
    --spacing-md: 1.2rem;
    --spacing-lg: 1.6rem;
    --spacing-xl: 2.4rem;
    
    /* Borders */
    --border-radius: 8px;
    --border-radius-sm: 4px;
}

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

/* Language Switcher */
.language-switcher {
    position: absolute;
    top: var(--spacing-sm);
    right: var(--spacing-sm);
    z-index: 10;
    display: flex;
    gap: var(--spacing-xs);
}

.lang-btn {
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: var(--border-radius-sm);
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: 0.75rem;
    cursor: pointer;
    transition: all 0.2s ease;
    font-family: var(--font-primary);
    color: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
}

.lang-btn:hover {
    background: rgba(255, 255, 255, 0.25);
    border-color: rgba(255, 255, 255, 0.5);
    color: white;
}

.lang-btn.active {
    background: rgba(255, 255, 255, 0.9);
    color: var(--primary-color);
    border-color: rgba(255, 255, 255, 0.9);
    font-weight: var(--font-weight-medium);
}

body {
    font-family: var(--font-primary);
    font-size: 14px;
    line-height: 1.5;
    color: var(--text-primary);
    background-color: var(--background);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Container and Layout */
.container {
    max-width: 1200px;
    margin: 0 auto;
    background: var(--section-bg);
    box-shadow: 0 0 30px var(--shadow);
    min-height: 100vh;
}

/* Header Section */
.profile-header {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: var(--spacing-lg) var(--spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    position: relative;
    overflow: hidden;
}

.profile-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" patternUnits="userSpaceOnUse" width="100" height="100"><circle cx="50" cy="50" r="1" fill="%23ffffff" opacity="0.05"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    pointer-events: none;
}

.profile-image {
    position: relative;
    z-index: 1;
}

.profile-image img {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    border: 3px solid rgba(255, 255, 255, 0.3);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
    object-fit: cover;
}

.profile-info {
    flex: 1;
    position: relative;
    z-index: 1;
}

.profile-info h1 {
    font-size: 2.2rem;
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-xs);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
    line-height: 1.2;
}

.profile-info h2 {
    font-size: 1.1rem;
    font-weight: var(--font-weight-medium);
    opacity: 0.9;
    margin-bottom: var(--spacing-sm);
    line-height: 1.3;
}

.location {
    font-size: 0.9rem;
    opacity: 0.8;
    margin-bottom: var(--spacing-sm);
}

.contact-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: var(--spacing-xs);
}

.contact-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 0.85rem;
}

.contact-item .label {
    font-weight: var(--font-weight-medium);
    min-width: 55px;
}

.contact-item a {
    color: rgba(255, 255, 255, 0.9);
    text-decoration: none;
    transition: color 0.2s ease;
}

.contact-item a:hover {
    color: white;
    text-decoration: underline;
}

/* Main Content */
main {
    padding: var(--spacing-lg) var(--spacing-md);
}

/* CV Sections */
.cv-section {
    margin-bottom: var(--spacing-lg);
    background: var(--background);
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
    box-shadow: 0 2px 10px var(--shadow);
    border-left: 4px solid var(--primary-color);
}

.cv-section h3 {
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
    position: relative;
    padding-bottom: var(--spacing-xs);
}

.cv-section h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    border-radius: 2px;
}

/* Summary Section */
.summary-content p {
    font-size: 1rem;
    line-height: 1.6;
    margin-bottom: var(--spacing-sm);
    color: var(--text-secondary);
}

.key-points {
    display: grid;
    gap: var(--spacing-sm);
}

.point {
    padding: var(--spacing-xs);
    background: var(--section-bg);
    border-left: 3px solid var(--accent-color);
    border-radius: var(--border-radius-sm);
    transition: transform 0.2s ease;
    font-size: 0.9rem;
}

.point:hover {
    transform: translateX(5px);
}

/* Experience Section */
.job {
    margin-bottom: var(--spacing-sm);
    padding-bottom: var(--spacing-sm);
    border-bottom: 1px solid var(--border-color);
}

.job:last-child {
    border-bottom: none;
    margin-bottom: 0;
}

.job-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--spacing-xs);
    flex-wrap: wrap;
    gap: var(--spacing-xs);
}

.job h4 {
    font-size: 1.1rem;
    font-weight: var(--font-weight-medium);
    color: var(--text-primary);
}

.duration {
    font-weight: var(--font-weight-medium);
    color: var(--primary-color);
    background: rgba(44, 90, 160, 0.1);
    padding: 2px 8px;
    border-radius: 15px;
    font-size: 0.8rem;
}

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

.additional-experience {
    margin-top: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--section-bg);
    border-radius: var(--border-radius-sm);
}

.additional-experience a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: var(--font-weight-medium);
}

.additional-experience a:hover {
    text-decoration: underline;
}

/* Skills Grid */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-sm);
}

.skill-category {
    background: var(--section-bg);
    padding: var(--spacing-sm);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
}

.skill-category h4 {
    font-size: 1rem;
    font-weight: var(--font-weight-medium);
    color: var(--primary-color);
    margin-bottom: var(--spacing-xs);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.skill-category h4::before {
    content: '▸';
    color: var(--accent-color);
}

.skill-category ul {
    list-style: none;
}

.skill-category li {
    padding: 4px 0;
    color: var(--text-secondary);
    transition: color 0.2s ease;
    position: relative;
    padding-left: var(--spacing-sm);
    font-size: 0.9rem;
}

.skill-category li::before {
    content: '•';
    color: var(--accent-color);
    position: absolute;
    left: 0;
}

.skill-category li:hover {
    color: var(--text-primary);
}

/* Education Section */
.cert-education-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
}

.certification-section,
.education-section {
    background: var(--section-bg);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
}

.certification-section h4,
.education-section h4 {
    font-size: 1.2rem;
    font-weight: var(--font-weight-medium);
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.certification-section h4::before {
    content: '🏆';
    font-size: 1rem;
}

.education-section h4::before {
    content: '🎓';
    font-size: 1rem;
}

.cert-item,
.education-item {
    background: var(--background);
    padding: var(--spacing-sm);
    border-radius: var(--border-radius-sm);
    border: 1px solid var(--border-color);
    transition: transform 0.2s ease;
}

.cert-item:hover,
.education-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px var(--shadow);
}

.cert-name,
.degree {
    font-size: 1.2rem;
    font-weight: var(--font-weight-medium);
    color: var(--primary-color);
    margin-bottom: 4px;
}

.cert-details {
    color: var(--text-secondary);
    font-style: italic;
    margin-bottom: 4px;
    font-size: 0.95rem;
}

.institution {
    color: var(--text-secondary);
    font-style: italic;
    margin-bottom: 4px;
}

.cert-year,
.year {
    color: var(--text-light);
    font-size: 0.9rem;
    font-weight: var(--font-weight-medium);
}

/* Footer */
footer {
    background: var(--text-primary);
    color: rgba(255, 255, 255, 0.8);
    padding: var(--spacing-md);
    text-align: center;
    font-size: 0.85rem;
}

.footer-content p {
    margin-bottom: var(--spacing-xs);
}

.footer-content a {
    color: var(--secondary-color);
    text-decoration: none;
}

.footer-content a:hover {
    text-decoration: underline;
}

.disclaimer {
    font-size: 0.75rem;
    opacity: 0.7;
    font-style: italic;
    margin-top: var(--spacing-xs);
}

/* Responsive Design */
@media (max-width: 768px) {
    .profile-header {
        flex-direction: column;
        text-align: center;
        padding: var(--spacing-md);
        gap: var(--spacing-sm);
    }
    
    .language-switcher {
        position: relative;
        top: auto;
        right: auto;
        justify-content: center;
        margin-bottom: var(--spacing-sm);
        order: -1;
    }
    
    .profile-info h1 {
        font-size: 2rem;
    }
    
    .profile-info h2 {
        font-size: 1.1rem;
    }
    
    .contact-info {
        grid-template-columns: 1fr;
    }
    
    .job-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .skills-grid {
        grid-template-columns: 1fr;
    }
    
    .cert-education-grid {
        grid-template-columns: 1fr;
    }
    
    main {
        padding: var(--spacing-lg) var(--spacing-md);
    }
    
    .cv-section {
        padding: var(--spacing-md);
    }
}

@media (max-width: 480px) {
    .profile-image img {
        width: 80px;
        height: 80px;
    }
    
    .profile-info h1 {
        font-size: 1.6rem;
    }
    
    .profile-info h2 {
        font-size: 1rem;
    }
    
    .cv-section {
        padding: var(--spacing-sm);
    }
}