/* CSS Variables for theming */
:root {
    --primary-color: #2c3e50;
    --secondary-color: #34495e;
    --accent-color: #3498db;
    --text-color: #555;
    --bg-color: #f8f9fa;
    --white: #ffffff;
    --border-color: #e1e8ed;
    --shadow: 0 2px 10px rgba(0,0,0,0.1);
    --max-width: 1000px;
    --border-radius: 8px;
}

/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background: var(--bg-color);
    font-size: 16px;
}

/* Main container */
#app {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 20px;
    background: var(--white);
    box-shadow: var(--shadow);
    border-radius: var(--border-radius);
    margin-top: 20px;
    margin-bottom: 20px;
    position: relative;
}

/* Header section */
.cv-header {
    text-align: center;
    padding: 40px 20px;
    border-bottom: 3px solid var(--accent-color);
    margin-bottom: 30px;
}

.cv-header h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 300;
    color: var(--primary-color);
    margin-bottom: 15px;
    letter-spacing: -1px;
}

.contact-details {
    display: flex;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
    font-size: 0.95rem;
    color: var(--secondary-color);
}

.contact-details span {
    position: relative;
}

.contact-details span:not(:last-child)::after {
    content: '•';
    position: absolute;
    right: -18px;
    color: var(--accent-color);
}

/* Statement section */
.statement {
    margin-bottom: 30px;
}

.statement div {
    background: #f8f9fa;
    padding: 25px;
    border-left: 4px solid var(--accent-color);
    border-radius: var(--border-radius);
    font-size: 1.1rem;
    line-height: 1.7;
    text-align: justify;
}

/* Skills Section */
.skills-section {
    margin-bottom: 30px;
    padding: 20px;
    background: #fff;
    border-radius: var(--border-radius);
}

.skills-section h2 {
    color: var(--primary-color);
    margin-bottom: 20px;
    font-size: 1.8rem;
    border-bottom: 2px solid var(--accent-color);
    padding-bottom: 10px;
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.skill-category {
    padding: 15px;
    background: #f8f9fa;
    border-radius: 6px;
    transition: transform 0.2s ease;
}

.skill-category:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

.skill-category-title {
    color: var(--accent-color);
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.skills-list {
    color: var(--text-color);
    font-size: 0.9rem;
    line-height: 1.6;
}

/* Two column layout */
.two-column {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 40px;
    margin-bottom: 40px;
}

/* Section headers */
h2 {
    color: var(--primary-color);
    font-size: 1.8rem;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--accent-color);
    font-weight: 400;
}

/* Education section */
.education-item {
    margin-bottom: 25px;
    padding: 20px;
    background: var(--white);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    transition: all 0.3s ease;
    cursor: pointer;
}

.education-item:hover {
    box-shadow: var(--shadow);
    transform: translateY(-2px);
}



.qual-content {
    margin-bottom: 10px;
    font-weight: 500;
}

.qual-establishment {
    font-style: italic;
    color: var(--secondary-color);
    font-size: 0.9rem;
}

/* Achievements section */
.achievement-item {
    margin-bottom: 20px;
    padding: 15px;
    background: var(--white);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    transition: all 0.3s ease;
}

.achievement-item:hover {
    box-shadow: var(--shadow);
    transform: translateY(-1px);
}

.achievement-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 8px;
}

.achievement-description {
    font-size: 0.9rem;
    line-height: 1.5;
    color: var(--text-color);
}

/* Employment section */

/* Full-width employment container outside two-column layout */
#employment-breakout {
    margin-top: 40px;
    margin-bottom: 40px;
}

#employment-breakout .employment-item {
    margin-left: 0;
    max-width: none;
}

/* Employment continuation indicator */
.employment-continuation {
    font-size: 0.85rem;
    color: var(--secondary-color);
    margin-bottom: 15px;
    padding: 8px 15px;
    background: #f8f9fa;
    border-left: 3px solid var(--accent-color);
    border-radius: 4px;
    font-style: italic;
}


.employment-item {
    margin-bottom: 25px;
    padding: 20px;
    background: var(--white);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    transition: all 0.3s ease;
    cursor: pointer;
}


.employment-item.single-position {
    margin-left: 0;
    padding: 25px;
}

.employment-item:hover {
    box-shadow: var(--shadow);
    transform: translateY(-2px);
}


/* Single position styling */
.single-position-title {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 12px;
    line-height: 1.4;
}

.position-name {
    color: var(--primary-color);
}

.company-name {
    color: var(--accent-color);
}


.job-dates {
    font-size: 0.9rem;
    color: var(--secondary-color);
    float: right;
    font-style: italic;
    font-weight: 400;
}

.job-description {
    margin: 15px 0;
    line-height: 1.6;
}

.achievements {
    list-style: none;
    margin-top: 15px;
}

.achievements li {
    position: relative;
    padding-left: 20px;
    margin-bottom: 8px;
    line-height: 1.5;
}

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

/* New sections styling */
.certificates-section,
.volunteer-section,
.publications-section,
.projects-section,
.languages-section,
.interests-section,
.references-section {
    margin-bottom: 30px;
}

/* Publication items */
.publication-item {
    margin-bottom: 25px;
    padding: 20px;
    background: var(--white);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    transition: all 0.3s ease;
}

.publication-item:hover {
    box-shadow: var(--shadow);
    transform: translateY(-2px);
}

.publication-meta {
    font-style: italic;
    color: var(--secondary-color);
    font-size: 0.9rem;
    margin-bottom: 10px;
}

.publication-summary {
    margin-top: 10px;
    line-height: 1.6;
}

/* Project items */
.project-item {
    margin-bottom: 25px;
    padding: 20px;
    background: var(--white);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    transition: all 0.3s ease;
}

.project-item:hover {
    box-shadow: var(--shadow);
    transform: translateY(-2px);
}

.project-description {
    margin: 10px 0;
    line-height: 1.6;
}

.project-roles,
.project-keywords {
    margin: 10px 0;
    font-size: 0.9rem;
}

.project-keywords {
    color: var(--secondary-color);
}

/* Interest items */
.interest-item {
    margin-bottom: 20px;
}

.interest-item h3 {
    font-size: 1.1rem;
    color: var(--accent-color);
    margin-bottom: 8px;
}

.interest-keywords {
    color: var(--secondary-color);
    font-size: 0.9rem;
    line-height: 1.5;
}

/* Languages list */
.languages-list {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 10px;
}

.languages-list li {
    padding: 10px;
    background: #f8f9fa;
    border-radius: 4px;
    font-size: 0.9rem;
}


/* Links styling */
a {
    color: var(--accent-color);
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: var(--primary-color);
    text-decoration: underline;
}

/* Company name links in employment */
.company-name {
    color: var(--accent-color);
    font-weight: inherit;
}

.company-name:hover {
    color: var(--primary-color);
}

/* Email links in achievements */
.achievements a {
    font-weight: 500;
}

/* External link indicator */
a[target="_blank"]:not([href^="mailto:"]):after {
    content: " ↗";
    font-size: 0.8em;
    opacity: 0.7;
}

/* Certificates section - three column card layout */
#certificates-list {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    margin: -5px;
}

.certificate-item {
    flex: 0 0 calc(33.333% - 15px);
    padding: 12px 15px;
    background: var(--white);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    box-sizing: border-box;
    transition: all 0.3s ease;
}

.certificate-item:hover {
    box-shadow: var(--shadow);
    transform: translateY(-2px);
}

.certificate-name {
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 8px;
    font-size: 0.95rem;
}

.certificate-details {
    list-style: none;
    font-size: 0.85rem;
    color: var(--secondary-color);
    line-height: 1.4;
}

.certificate-details li {
    margin-bottom: 3px;
}

/* References section - two column layout */
#references-list {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    margin: -5px;
}

.reference-item {
    flex: 0 0 calc(50% - 15px);
    padding: 12px 15px;
    background: var(--white);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    box-sizing: border-box;
}

.reference-name {
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 8px;
    font-size: 0.95rem;
}

.reference-details {
    list-style: none;
    font-size: 0.85rem;
    color: var(--secondary-color);
    line-height: 1.4;
}

.reference-details li {
    margin-bottom: 3px;
}

/* Controls */
.controls {
    position: fixed;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.controls button {
    width: 50px;
    height: 50px;
    border: none;
    border-radius: 50%;
    background: var(--accent-color);
    color: var(--white);
    cursor: pointer;
    font-size: 1.2rem;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
}

.controls button:hover {
    background: var(--primary-color);
    transform: scale(1.1);
}

#download-pdf-btn {
    background: #27ae60;
    font-size: 1.3rem;
}

#download-pdf-btn:hover {
    background: #229954;
    transform: scale(1.1);
}

/* Edit mode styles */
.edit-mode .education-item,
.edit-mode .employment-item,
.edit-mode .achievement-item,
.edit-mode .publication-item,
.edit-mode .project-item,
.edit-mode .interest-item {
    border: 2px dashed var(--accent-color);
    position: relative;
    padding-right: 50px;
    margin-bottom: 10px;
}

.edit-mode .education-item .toggle-btn,
.edit-mode .employment-item .toggle-btn,
.edit-mode .achievement-item .toggle-btn,
.edit-mode .publication-item .toggle-btn,
.edit-mode .project-item .toggle-btn,
.edit-mode .interest-item .toggle-btn {
    position: absolute;
    top: 10px;
    right: 10px;
    background: var(--accent-color);
    color: white;
    border: none;
    border-radius: 50%;
    width: 30px;
    height: 30px;
    cursor: pointer;
    font-size: 18px;
    font-weight: bold;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.edit-mode .education-item .toggle-btn:hover,
.edit-mode .employment-item .toggle-btn:hover,
.edit-mode .achievement-item .toggle-btn:hover,
.edit-mode .publication-item .toggle-btn:hover,
.edit-mode .project-item .toggle-btn:hover,
.edit-mode .interest-item .toggle-btn:hover {
    background: var(--primary-color);
    transform: scale(1.1);
}

.education-item.hidden,
.employment-item.hidden,
.achievement-item.hidden,
.publication-item.hidden,
.project-item.hidden {
    background: #f9f9f9;
    border: 2px dashed #ccc;
    min-height: auto;
    padding: 15px 50px 15px 15px;
}

.interest-item.hidden {
    background: transparent;
    border: none;
    min-height: auto;
    padding: 4px 50px 4px 0;
    opacity: 0.6;
}

.education-item.hidden .qual-content,
.education-item.hidden .achievement-description,
.employment-item.hidden .job-description,
.employment-item.hidden .achievements,
.achievement-item.hidden .achievement-description,
.publication-item.hidden .publication-summary,
.project-item.hidden .project-description,
.project-item.hidden .achievements,
.interest-item.hidden .interest-keywords {
    display: none;
}

.education-item.hidden .qual-content::after,
.employment-item.hidden .job-description::after,
.achievement-item.hidden .achievement-description::after,
.publication-item.hidden .publication-summary::after,
.project-item.hidden .project-description::after {
    content: 'Collapsed: click + to expand';
    color: #888;
    font-style: italic;
    font-size: 0.9rem;
    display: block;
    margin-top: 8px;
}

.education-item.hidden::after,
.employment-item.hidden::after,
.achievement-item.hidden::after,
.publication-item.hidden::after,
.project-item.hidden::after,
.interest-item.hidden::after {
    content: ' (collapsed)';
    color: #888;
    font-style: italic;
    font-size: 0.8rem;
    display: inline;
    margin-top: 0;
}


/* Tablet styles */
@media (max-width: 1024px) {
    #app {
        margin: 15px;
        padding: 20px;
    }
    
    .two-column {
        gap: 30px;
    }
    
    .contact-details {
        gap: 20px;
    }
}

/* Mobile tablet styles */
@media (max-width: 768px) {
    #app {
        margin: 10px;
        padding: 15px;
    }
    
    .cv-header {
        padding: 30px 15px;
    }
    
    .cv-header h1 {
        font-size: clamp(2rem, 8vw, 3rem);
    }
    
    .two-column {
        grid-template-columns: 1fr;
        gap: 25px;
    }
    
    .contact-details {
        flex-direction: column;
        gap: 8px;
    }
    
    .contact-details span::after {
        display: none;
    }
    
    .statement div {
        padding: 20px;
        font-size: 1rem;
    }
    
    .job-dates {
        float: none;
        display: block;
        margin-top: 5px;
        font-size: 0.85rem;
    }
    
    
    .single-position-title {
        font-size: 1.1rem;
        line-height: 1.5;
    }
    
    
    #certificates-list {
        flex-direction: column;
    }
    
    .certificate-item {
        flex: 0 0 100%;
        margin-bottom: 10px;
    }
    
    #references-list {
        flex-direction: column;
    }
    
    .reference-item {
        flex: 0 0 100%;
        margin-bottom: 10px;
    }
    
    .controls {
        position: static;
        transform: none;
        flex-direction: row;
        justify-content: center;
        margin-top: 25px;
    }
    
    .controls button {
        width: 45px;
        height: 45px;
        font-size: 1.1rem;
    }
    
}

/* Phone styles */
@media (max-width: 480px) {
    #app {
        margin: 8px;
        padding: 12px;
    }
    
    .cv-header {
        padding: 25px 10px;
    }
    
    .cv-header h1 {
        font-size: clamp(1.8rem, 9vw, 2.5rem);
        margin-bottom: 12px;
    }
    
    .contact-details {
        font-size: 0.9rem;
    }
    
    .statement div {
        padding: 15px;
        font-size: 0.95rem;
        line-height: 1.6;
    }
    
    .two-column {
        gap: 20px;
    }
    
    h2 {
        font-size: 1.5rem;
        margin-bottom: 15px;
    }
    
    .education-item,
    .employment-item {
        padding: 12px;
        margin-bottom: 15px;
    }
    
    
    .single-position-title {
        font-size: 1rem;
    }
    
    
    .job-description {
        margin: 10px 0;
        font-size: 0.9rem;
    }
    
    .achievements {
        margin-top: 10px;
    }
    
    .achievements li {
        font-size: 0.9rem;
        margin-bottom: 6px;
    }
    
    
    
    .certificate-item,
    .reference-item {
        padding: 15px;
    }
    
    .controls {
        margin-top: 20px;
    }
    
    .controls button {
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }
}

/* Print styles */
@media print {
    body {
        background: white;
        font-size: 12pt;
        line-height: 1.4;
    }
    
    #app {
        box-shadow: none;
        margin: 0;
        padding: 0;
        max-width: none;
    }
    
    .controls {
        display: none;
    }
    
    /* Hide toggle buttons in print */
    .toggle-btn {
        display: none !important;
    }
    
    
    /* For other hidden items, show abbreviated version */
    .education-item.hidden .qual-content::after,
    .employment-item.hidden .job-description::after,
    .achievement-item.hidden .achievement-description::after {
        content: " [Hidden in edit mode]";
        font-style: italic;
        color: #666;
    }
    
    .education-item.hidden,
    .employment-item.hidden,
    .achievement-item.hidden {
        opacity: 0.6;
    }
    
    .cv-header {
        padding: 20px 0;
        margin-bottom: 20px;
    }
    
    .cv-header h1 {
        font-size: 2.5rem;
    }
    
    .statement div {
        background: transparent;
        border: 1px solid #ccc;
        padding: 15px;
    }
    
    .two-column {
        grid-template-columns: 1fr 2fr;
        gap: 20px;
    }
    
    .education-item,
    .employment-item {
        border: 1px solid #ddd;
        margin-bottom: 15px;
        padding: 15px;
        background: transparent;
        break-inside: avoid;
    }
    
    .education-item:hover,
    .employment-item:hover {
        transform: none;
        box-shadow: none;
    }
    
    h2 {
        color: black;
        font-size: 1.3rem;
        margin-bottom: 15px;
    }
    
    .skills-section {
        page-break-inside: avoid;
        margin-bottom: 20px;
    }
    
    .skills-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }
    
    .skill-category {
        border: 1px solid #ddd;
        break-inside: avoid;
        padding: 10px;
    }
    
    .skill-category:hover {
        transform: none;
        box-shadow: none;
    }
    
    
    .references-section {
        padding-top: 20px;
    }
    
    .certificate-item,
    .reference-item {
        border: 1px solid #ddd;
        background: transparent;
    }

    /* Print styles for links */
    a {
        color: inherit;
        text-decoration: none;
    }
    
    /* Replace link text with cleaner format: hide original text, show "Type: URL" */
    a[target="_blank"][rel="noopener noreferrer"]:not([href^="mailto:"]):not([href^="tel:"]) {
        font-size: 0;
        text-indent: -9999px;
    }
    
    a[target="_blank"][rel="noopener noreferrer"]:not([href^="mailto:"]):not([href^="tel:"]):after {
        font-size: 0.9rem;
        color: #666;
        font-style: normal;
        display: inline !important;
        text-indent: 0;
        content: "Link: " attr(href);
    }
    
    /* More specific content based on context - projects */
    .project-item a[target="_blank"][rel="noopener noreferrer"]:after {
        content: "Project: " attr(href);
    }
    
    /* Publications */
    .publication-item a[target="_blank"][rel="noopener noreferrer"]:after {
        content: "Publication: " attr(href);
    }
    
    /* Certificates */
    .certificate-item a[target="_blank"][rel="noopener noreferrer"]:after {
        content: "Certificate: " attr(href);
    }
    
    /* Hide external link arrows for other links (like LinkedIn, GitHub profiles) */
    .contact-details a[target="_blank"]:after,
    a[target="_blank"]:not([rel="noopener noreferrer"]):after {
        display: none;
    }
}