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

:root {
    --primary-color: #4c566a;
    --secondary-color: #5e81ac;
    --accent-color: #81a1c1;
    --accent-warm: #d08770;
    --accent-cool: #88c0d0;
    --accent-soft: #b48ead;
    --text-primary: #2e3440;
    --text-secondary: #4c566a;
    --text-muted: #81a1c1;
    --background: #fdfdfd;
    --surface: #f8f9fa;
    --surface-warm: #faf9f7;
    --surface-cool: #f6f8fb;
    --border: #e9ecef;
    --border-light: #f1f3f5;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.7;
    color: var(--text-primary);
    background: linear-gradient(135deg, var(--surface-cool) 0%, var(--background) 40%, var(--surface-warm) 100%);
    background-attachment: fixed;
    font-size: 14px;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 40px;
    background-color: var(--background);
    position: relative;
}

/* Table of Contents */
.table-of-contents {
    position: fixed;
    left: calc((100% - 1200px) / 2 - 240px);
    top: 50%;
    transform: translateY(-50%);
    background: linear-gradient(135deg, rgba(246, 248, 251, 0.95) 0%, rgba(255, 255, 255, 0.9) 100%);
    backdrop-filter: blur(25px);
    border: 1px solid rgba(129, 161, 193, 0.2);
    border-radius: 16px;
    padding: 24px;
    width: 200px;
    z-index: 10;
    box-shadow: 0 12px 40px rgba(136, 192, 208, 0.15);
}

@media (max-width: 1400px) {
    .table-of-contents {
        left: 20px;
    }
}

.toc-title {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.toc-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.toc-list li {
    margin-bottom: 8px;
}

.toc-link {
    display: block;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.875rem;
    padding: 6px 8px;
    border-radius: 4px;
    transition: all 0.2s ease;
}

.toc-link:hover,
.toc-link.active {
    background-color: var(--border-light);
    color: var(--text-primary);
}

/* Adjust main content for sidebar */
.main-content {
    margin-left: 0;
}

/* Header Styles */
.header {
    background: linear-gradient(135deg, var(--surface-cool) 0%, var(--surface) 60%, var(--surface-warm) 100%);
    border-bottom: 1px solid var(--border);
    color: var(--text-primary);
    padding: 20px 0;
    margin-bottom: 24px;
    text-align: center;
    position: relative;
    box-shadow: 0 2px 20px rgba(136, 192, 208, 0.1);
}

.header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--accent-cool), var(--accent-color), var(--accent-soft), var(--accent-cool));
}

.header-content {
    max-width: 1000px;
    margin: 0 auto;
}

.name {
    font-size: 2.2rem;
    font-weight: 600;
    margin-bottom: 12px;
    letter-spacing: -0.02em;
    color: var(--text-primary);
}

.contact-info {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    justify-content: center;
    font-size: 0.9rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-secondary);
    font-size: 0.9rem;
    text-decoration: none;
    transition: all 0.3s ease;
    padding: 4px 8px;
    border-radius: 6px;
}

.contact-item:hover {
    color: var(--accent-cool);
    background: rgba(136, 192, 208, 0.1);
    transform: translateY(-1px);
}

/* Section Styles */
.cv-section {
    margin-bottom: 32px;
    padding: 24px;
    border-radius: 12px;
    position: relative;
}

/* Compact spacing for first three sections */
#education,
#leadership,
#honors {
    padding: 16px;
    margin-bottom: 20px;
}

.cv-section:nth-child(odd) {
    background: linear-gradient(135deg, rgba(246, 248, 251, 0.9) 0%, rgba(255, 255, 255, 0.8) 100%);
    backdrop-filter: blur(15px);
    box-shadow: 0 2px 12px rgba(136, 192, 208, 0.08);
    border: 1px solid rgba(129, 161, 193, 0.1);
}

.cv-section:nth-child(even) {
    background: linear-gradient(135deg, rgba(250, 249, 247, 0.9) 0%, rgba(248, 249, 250, 0.8) 100%);
    backdrop-filter: blur(15px);
    box-shadow: 0 2px 12px rgba(208, 135, 112, 0.08);
    border: 1px solid rgba(208, 135, 112, 0.1);
}

.section-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: -24px -24px 20px -24px;
    padding: 16px 24px;
    background: linear-gradient(135deg, var(--secondary-color) 0%, var(--accent-color) 100%);
    color: white;
    border-radius: 12px 12px 0 0;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    box-shadow: 0 3px 15px rgba(94, 129, 172, 0.2);
    position: relative;
    overflow: hidden;
}

/* Individual section title colors */
#education .section-title {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    box-shadow: 0 3px 15px rgba(76, 86, 106, 0.2);
}

#leadership .section-title {
    background: linear-gradient(135deg, var(--secondary-color) 0%, var(--accent-soft) 100%);
    box-shadow: 0 3px 15px rgba(180, 142, 173, 0.2);
}

#honors .section-title {
    background: linear-gradient(135deg, var(--accent-warm) 0%, var(--accent-color) 100%);
    box-shadow: 0 3px 15px rgba(208, 135, 112, 0.2);
}

#research .section-title {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    box-shadow: 0 3px 15px rgba(76, 86, 106, 0.2);
}

/* Compact section titles for first three sections */
#education .section-title,
#leadership .section-title,
#honors .section-title {
    margin: -16px -16px 12px -16px;
    padding: 12px 16px;
}

.section-title::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 100%;
    background: linear-gradient(45deg, transparent 30%, rgba(255, 255, 255, 0.1) 50%, transparent 70%);
    animation: shimmer 3s infinite;
}

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

.section-content {
    padding-left: 0;
}

/* Education Styles */
.education-item {
    margin-bottom: 8px;
    padding: 8px 0;
    border-bottom: 1px solid var(--border-light);
}

/* Compact education items */
#education .education-item {
    margin-bottom: 2px;
    padding: 4px 0;
}

.degree-info {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    gap: 20px;
    margin-bottom: 4px;
}

/* Compact degree info in education section */
#education .degree-info {
    gap: 12px;
    margin-bottom: 2px;
}

.degree {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    flex: 1;
}

.institution {
    font-size: 0.9rem;
    font-weight: 400;
    color: var(--text-secondary);
}

.year {
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-muted);
    margin-left: auto;
}

.details {
    font-size: 1rem;
    color: var(--text-secondary);
    font-style: italic;
    margin-top: 8px;
}

/* Service, Awards, and Other Item Styles */
.service-item,
.award-item,
.speaking-item,
.media-item,
.certification-item {
    margin-bottom: 8px;
    padding: 8px 0;
    border-bottom: 1px solid var(--border-light);
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    gap: 20px;
}

/* Compact service and award items */
#leadership .service-item,
#honors .award-item {
    margin-bottom: 2px;
    padding: 4px 0;
    gap: 12px;
}

.position,
.award-name,
.talk-title,
.media-title,
.cert-name {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    flex: 1;
    min-width: 200px;
}

.organization,
.awarding-body,
.venue,
.media-outlet,
.cert-org {
    font-size: 0.9rem;
    color: var(--text-secondary);
    font-weight: 400;
}

.amount {
    font-size: 0.9rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.location {
    font-size: 0.9rem;
    color: var(--text-muted);
}

.media-link {
    font-size: 0.9rem;
    color: var(--text-secondary);
    text-decoration: underline;
    font-weight: 400;
    transition: color 0.2s ease;
}

.media-link:hover {
    color: var(--text-primary);
}

/* Article and DOI Links */
.article-link {
    color: var(--secondary-color);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    border-bottom: 1px solid transparent;
}

.article-link:hover {
    color: var(--accent-cool);
    border-bottom-color: var(--accent-cool);
    transform: translateY(-1px);
}

.doi-link {
    color: var(--accent-warm);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9rem;
    transition: all 0.3s ease;
}

.doi-link:hover {
    color: var(--accent-soft);
    transform: translateY(-1px);
    text-decoration: underline;
}

.org-link {
    color: var(--accent-color);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
}

.org-link:hover {
    color: var(--accent-cool);
    transform: translateY(-1px);
    text-decoration: underline;
}

/* Subsection Styles */
.subsection {
    margin-bottom: 28px;
    padding-left: 0;
}

.subsection-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 16px;
    padding: 10px 16px;
    background: linear-gradient(135deg, rgba(129, 161, 193, 0.08) 0%, rgba(136, 192, 208, 0.12) 100%);
    border-left: 3px solid var(--accent-color);
    border-radius: 0 8px 8px 0;
    position: relative;
    box-shadow: 0 2px 8px rgba(129, 161, 193, 0.1);
}

.subsection-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--accent-color) 0%, var(--accent-cool) 50%, transparent 80%);
    border-radius: 0 0 8px 0;
}

.publication-item,
.presentation-item,
.book-item {
    margin-bottom: 6px;
    padding: 6px 0;
    border-bottom: 1px solid var(--border-light);
}

.citation {
    line-height: 1.8;
    color: var(--text-primary);
    font-size: 0.9rem;
}

/* Skills Grid */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
    padding: 0;
}

.skill-category {
    padding: 0;
}

.skill-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 20px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border-light);
}

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

.skill-list li {
    font-size: 1rem;
    padding: 4px 0;
    color: var(--text-secondary);
    position: relative;
    padding-left: 20px;
}

.skill-list li:before {
    content: "•";
    color: var(--text-muted);
    position: absolute;
    left: 0;
}

/* Footer */
.footer {
    text-align: center;
    padding: 40px 0;
    border-top: 1px solid var(--border-light);
    margin-top: 40px;
    color: var(--text-muted);
    font-size: 0.875rem;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .table-of-contents {
        display: none;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 20px;
    }
    
    .header {
        padding: 24px 0;
        margin-bottom: 32px;
    }
    
    .name {
        font-size: 2rem;
        margin-bottom: 20px;
    }
    
    .contact-info {
        flex-direction: column;
        gap: 12px;
    }
    
    .cv-section {
        margin-bottom: 24px;
        padding: 16px;
        border-radius: 8px;
    }
    
    .section-title {
        margin: -16px -16px 16px -16px;
        padding: 12px 16px;
        border-radius: 8px 8px 0 0;
    }
    
    .degree-info {
        flex-direction: column;
        align-items: flex-start;
        gap: 4px;
    }
    
    .education-item {
        margin-bottom: 12px;
        padding: 10px 0;
    }
    
    .year {
        margin-left: 0;
    }
    
    .service-item,
    .award-item,
    .speaking-item,
    .media-item,
    .certification-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
        margin-bottom: 12px;
        padding: 10px 0;
    }
    
    .skills-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    
    .subsection {
        margin-bottom: 20px;
    }
}

@media (max-width: 480px) {
    .name {
        font-size: 1.8rem;
    }
    
    .section-title {
        font-size: 1.3rem;
    }
    
    .education-item,
    .service-item,
    .award-item,
    .speaking-item,
    .media-item,
    .certification-item,
    .publication-item,
    .presentation-item,
    .book-item {
        padding: 15px;
    }
}

/* Print Styles */
@media print {
    .header {
        background: none !important;
        color: var(--text-primary) !important;
        padding: 20px 0;
    }
    
    .cv-section {
        margin-bottom: 30px;
        page-break-inside: avoid;
    }
    
    .education-item,
    .service-item,
    .award-item,
    .speaking-item,
    .media-item,
    .certification-item,
    .publication-item,
    .presentation-item,
    .book-item {
        background-color: transparent !important;
        border: 1px solid var(--border) !important;
        page-break-inside: avoid;
    }
    
    .skills-grid {
        background-color: transparent !important;
    }
    
    .skill-category {
        border: 1px solid var(--border) !important;
    }
}

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

.education-item,
.service-item,
.award-item,
.speaking-item,
.media-item,
.certification-item,
.publication-item,
.presentation-item,
.book-item {
    transition: border-color 0.2s ease;
}

.education-item:hover,
.service-item:hover,
.award-item:hover,
.speaking-item:hover,
.media-item:hover,
.certification-item:hover,
.publication-item:hover,
.presentation-item:hover,
.book-item:hover {
    border-color: var(--border);
} 