/* The Works of Cliff Boit */
/* Cliff Boit Portfolio - Simple & Clean Design */

/* CSS Variables */
:root {
    --primary-color: #182D67;
    --secondary-color: #666666;
    --accent-color: #4D6C66;
    --background-color: #ffffff;
    --text-color: #182D67;
    --text-light: #666666;
    --border-color: #e0e0e0;
    --hover-color: #f5f5f5;
    
    /* Typography */
    --font-primary: 'Montserrat', 'Gilroy', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-heading: 'Libre Baskerville', 'Montserrat', 'Gilroy', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, serif;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    
    /* Border Radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    
    /* Transitions */
    --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
    font-family: var(--font-primary);
    background: var(--background-color);
    color: var(--text-color);
    line-height: 1.6;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    position: relative;
}

#particles-js {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    opacity: 0.3;
    background: var(--background-color);
}

/* Container */
.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* Header */
.header {
    padding: var(--spacing-3xl) 0 var(--spacing-2xl);
    text-align: left;
}

.greeting {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 400;
    margin-bottom: var(--spacing-sm);
    line-height: 1.2;
}

.greeting:first-child {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
}

/* Main Content */
.main {
    padding-bottom: var(--spacing-3xl);
}

/* Intro Section */
.intro {
    margin-bottom: var(--spacing-3xl);
}

.intro p {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-lg);
    line-height: 1.7;
}

.intro strong {
    font-weight: 600;
    color: var(--text-color);
}

.intro a {
    color: var(--accent-color);
    text-decoration: none;
    border-bottom: 1px solid transparent;
    transition: border-color var(--transition-fast);
}

.intro a:hover {
    border-bottom-color: var(--accent-color);
}

.signature {
    margin-top: var(--spacing-xl);
    font-style: italic;
}

.ps {
    margin-top: var(--spacing-xl);
    font-size: 1rem;
    color: var(--text-light);
}

/* Blog Section */
.blog {
    margin-bottom: var(--spacing-3xl);
}

.section-title {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--text-color);
}

.section-subtitle {
    font-size: 0.875rem;
    color: var(--text-light);
    margin-bottom: var(--spacing-xl);
    font-style: italic;
}

.blog-item {
    display: flex;
    gap: var(--spacing-lg);
    align-items: flex-start;
    padding: var(--spacing-xl) 0;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    transition: all var(--transition-normal);
}

.blog-item:hover {
    background-color: var(--hover-color);
    margin: 0 calc(-1 * var(--spacing-lg));
    padding-left: var(--spacing-lg);
    padding-right: var(--spacing-lg);
    border-radius: var(--radius-md);
}

.blog-item:last-child {
    border-bottom: none;
}

.blog-date {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-light);
    min-width: 60px;
    flex-shrink: 0;
    margin-top: 2px;
}

.blog-content {
    flex: 1;
}

.blog-header {
    margin-bottom: var(--spacing-sm);
}

.blog-header h3 {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0;
    color: var(--text-color);
}

.blog-header h3 a {
    color: var(--text-color);
    text-decoration: none;
    position: relative;
    display: inline-block;
    transition: all var(--transition-normal);
}

.blog-header h3 a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 1px;
    bottom: -2px;
    left: 0;
    background-color: var(--accent-color);
    transition: width var(--transition-normal);
}

.blog-header h3 a:hover {
    color: var(--accent-color);
    transform: translateY(-2px);
}

.blog-header h3 a:hover::after {
    width: 100%;
}

.external-icon {
    display: inline-block;
    margin-left: 4px;
    vertical-align: middle;
    opacity: 0.6;
    transition: opacity var(--transition-normal);
}

.blog-header h3 a:hover .external-icon {
    opacity: 1;
}

.blog-item p {
    font-size: 1rem;
    color: var(--text-light);
    line-height: 1.6;
    margin-bottom: 0;
}

/* Timeline */
.timeline {
    display: flex;
    flex-direction: column;
}

.timeline-item {
    display: flex;
    gap: var(--spacing-lg);
    align-items: flex-start;
    padding: var(--spacing-xl) 0;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    transition: all var(--transition-normal);
}

.timeline-item:hover {
    background-color: var(--hover-color);
    margin: 0 calc(-1 * var(--spacing-lg));
    padding-left: var(--spacing-lg);
    padding-right: var(--spacing-lg);
    border-radius: var(--radius-md);
}

.timeline-item:last-child {
    border-bottom: none;
}

.year {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-light);
    min-width: 60px;
    flex-shrink: 0;
    margin-top: 2px;
}

.project {
    flex: 1;
}

.project-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
    flex-wrap: wrap;
}

.project-header h3 {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0;
    color: var(--text-color);
}

.project-header h3 a {
    color: var(--text-color);
    text-decoration: none;
    position: relative;
    display: inline-block;
    transition: all var(--transition-normal);
}

.project-header h3 a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 1px;
    bottom: -2px;
    left: 0;
    background-color: var(--accent-color);
    transition: width var(--transition-normal);
}

.project-header h3 a:hover {
    color: var(--accent-color);
    transform: translateY(-2px);
}

.project-header h3 a:hover::after {
    width: 100%;
}

.sticker {
    font-size: 1.5rem;
    flex-shrink: 0;
    margin-left: auto;
}

.company-logo {
    width: 24px;
    height: 24px;
    object-fit: contain;
    filter: grayscale(100%) opacity(0.7);
    transition: all var(--transition-normal);
    flex-shrink: 0;
    margin-left: auto;
}

.company-logo:hover {
    filter: grayscale(0%) opacity(1);
}

.project-tag {
    font-size: 0.5rem;
    font-weight: 500;
    padding: 2px var(--spacing-xs);
    border-radius: 12px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    flex-shrink: 0;
}

.project-tag.side-project {
    background: rgba(255, 107, 107, 0.1);
    color: #ff6b6b;
    border: 1px solid rgba(255, 107, 107, 0.2);
}

.project-tag.professional {
    background: rgba(0, 0, 0, 0.1);
    color: var(--text-color);
    border: 1px solid rgba(0, 0, 0, 0.2);
}

.project p {
    font-size: 1rem;
    color: var(--text-light);
    line-height: 1.6;
    margin-bottom: 0;
}

/* Footer */
.footer {
    padding: var(--spacing-2xl) 0;
    border-top: 1px solid rgba(0, 0, 0, 0.05);
    text-align: center;
}

.contact-links {
    display: flex;
    justify-content: center;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-lg);
}

.contact-links a {
    color: var(--accent-color);
    text-decoration: none;
    font-size: 0.875rem;
    position: relative;
    display: inline-block;
    transition: all var(--transition-normal);
}

.contact-links a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 1px;
    bottom: -2px;
    left: 0;
    background-color: var(--accent-color);
    transition: width var(--transition-normal);
}

.contact-links a:hover {
    color: var(--primary-color);
    transform: translateY(-2px);
}

.contact-links a:hover::after {
    width: 100%;
}

.footer-text {
    font-size: 0.875rem;
    color: var(--text-light);
    margin-bottom: 0;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 0 var(--spacing-md);
    }
    
    .header {
        padding: var(--spacing-2xl) 0 var(--spacing-xl);
    }
    
    .greeting:first-child {
        font-size: 2.5rem;
    }
    
    .greeting {
        font-size: 1.75rem;
    }
    
    .intro p {
        font-size: 1rem;
    }
    
    .timeline-item {
        flex-direction: column;
        gap: var(--spacing-sm);
        padding: var(--spacing-md) 0;
    }
    
    .timeline-item:hover {
        margin: 0 calc(-1 * var(--spacing-md));
        padding-left: var(--spacing-md);
        padding-right: var(--spacing-md);
    }
    
    .year {
        min-width: auto;
        margin-top: 0;
    }
    
    .project-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-sm);
    }
    
    .project-header h3 {
        font-size: 1.125rem;
    }
    
    .contact-links {
        flex-direction: column;
        gap: var(--spacing-md);
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .greeting:first-child {
        font-size: 2rem;
    }
    
    .greeting {
        font-size: 1.5rem;
    }
    
    .intro p {
        font-size: 0.95rem;
    }
    
    .project-header h3 {
        font-size: 1rem;
    }
    
    .project p {
        font-size: 0.9rem;
    }
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

/* Scrollbar Styling */
::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-track {
    background: var(--background-color);
}

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-light);
}

/* Selection Styling */
::selection {
    background: rgba(0, 122, 204, 0.2);
    color: var(--text-color);
}

/* Focus Styling */
:focus-visible {
    outline: 2px solid var(--accent-color);
    outline-offset: 2px;
}

/* Dark Mode Styles */
.dark-mode {
    --primary-color: #ffffff;
    --secondary-color: #a0a0a0;
    --accent-color: #7BA7A0;
    --background-color: #0a0a0a;
    --text-color: #ffffff;
    --text-light: #a0a0a0;
    --border-color: #2a2a2a;
    --hover-color: #1a1a1a;
}

.dark-mode .footer {
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.dark-mode .blog-item {
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}


/* Header Layout */
.header-content {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    width: 100%;
}

.greeting-section {
    display: flex;
    flex-direction: column;
}

/* Theme Toggle Button */
.theme-toggle {
    background: none;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: var(--spacing-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    position: relative;
    z-index: 10;
}

.theme-toggle:hover {
    background-color: var(--hover-color);
    border-color: var(--text-color);
}

.theme-toggle:focus {
    outline: 2px solid var(--accent-color);
    outline-offset: 2px;
}

.theme-toggle svg {
    position: absolute;
    transition: opacity var(--transition-fast);
}

.sun-icon {
    display: none;
}

.moon-icon {
    display: block;
}

.dark-mode .sun-icon {
    display: block;
    color: #fbbf24;
}

.dark-mode .moon-icon {
    display: none;
}

/* Print Styles */
@media print {
    .timeline-item:hover {
        background-color: transparent;
        margin: 0;
        padding: var(--spacing-lg) 0;
    }
    
    .contact-links {
        display: none;
    }
    
    .theme-toggle {
        display: none;
    }
}