:root {
    --color-background: #FAF8F4; /* Cream/Off-white */
    --color-text: #3F3F46; /* Warm Gray */
    --color-primary: #85998A; /* Dusty Green */
    --color-secondary: #B88B4A; /* Muted Amber */
    --color-accent: #2563EB; /* From Design System - for links/CTA */
    --color-dark-gray: #18181B;

    --font-heading: 'Press Start 2P', cursive;
    --font-body: 'VT323', monospace;

    --pixel-border-size: 2px;
}

/* Base Styles */
body {
    font-family: var(--font-body);
    background-color: var(--color-background);
    color: var(--color-text);
    margin: 0;
    line-height: 1.6;
    scroll-behavior: smooth;
}

h1, h2, h3 {
    font-family: var(--font-heading);
    color: var(--color-dark-gray);
}

a {
    color: var(--color-secondary);
    text-decoration: none;
    cursor: pointer;
}

a:hover {
    color: var(--color-accent);
}

.nav-link,
.badge,
.skill-tag,
.project-card,
.github-link,
.contact-link {
    cursor: pointer;
}

/* Pixel Borders Mixin - adapted for CSS */
.pixel-border {
    border: var(--pixel-border-size) solid var(--color-dark-gray);
    box-shadow: var(--pixel-border-size) var(--pixel-border-size) 0 0 var(--color-dark-gray);
    padding: 1rem;
    position: relative;
}

.pixel-border::before {
    content: '';
    position: absolute;
    top: calc(var(--pixel-border-size) * -2);
    left: calc(var(--pixel-border-size) * -2);
    width: calc(100% + var(--pixel-border-size) * 4);
    height: calc(100% + var(--pixel-border-size) * 4);
    border: var(--pixel-border-size) dotted var(--color-primary);
    pointer-events: none;
    box-sizing: border-box; /* Include padding and border in the element's total width and height */
}

/* Navbar */
.navbar {
    background-color: var(--color-dark-gray);
    padding: 1rem;
    position: sticky;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    border-bottom: var(--pixel-border-size) solid var(--color-secondary);
    box-shadow: 0 var(--pixel-border-size) 0 0 var(--color-secondary);
}

.nav-content {
    max-width: 960px;
    margin: 0 auto;
    display: flex;
    justify-content: center;
    gap: 1.5rem;
}

.nav-link {
    font-family: var(--font-heading);
    color: var(--color-background);
    padding: 0.5rem 1rem;
    transition: all 0.1s linear;
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-secondary);
    transform: translateY(calc(var(--pixel-border-size) * -1));
    background-color: var(--color-dark-gray);
    box-shadow: 
        var(--pixel-border-size) 0 0 0 var(--color-secondary),
        calc(var(--pixel-border-size) * -1) 0 0 0 var(--color-secondary),
        0 var(--pixel-border-size) 0 0 var(--color-secondary),
        0 calc(var(--pixel-border-size) * -1) 0 0 var(--color-secondary);
}


/* Sections */
.section {
    padding: 4rem 1rem;
    max-width: 960px;
    margin: 0 auto;
    min-height: 80vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 2rem;
    color: var(--color-primary);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    background-color: var(--color-dark-gray);
    color: var(--color-background);
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-content h1 {
    font-size: 3.5rem;
    color: var(--color-background);
    margin-bottom: 1rem;
}

.hero-content .tagline {
    font-family: var(--font-body);
    font-size: 1.5rem;
    color: var(--color-primary);
    margin-bottom: 2rem;
}

.cursor-blink {
    display: inline-block;
    width: 0.8em;
    height: 1.5em;
    background-color: var(--color-secondary);
    animation: blink-caret 0.75s step-end infinite;
    vertical-align: middle;
    margin-left: 5px;
}

@keyframes blink-caret {
    from, to { background-color: transparent }
    50% { background-color: var(--color-secondary); }
}

/* About Section */
.about-content {
    max-width: 700px;
}

.about-content p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
}

.interest-badges {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
}

.badge {
    font-family: var(--font-heading);
    font-size: 0.9rem;
    padding: 0.5rem 1rem;
    background-color: var(--color-primary);
    color: var(--color-dark-gray);
    box-shadow: var(--pixel-border-size) var(--pixel-border-size) 0 0 var(--color-dark-gray);
    transition: transform 0.1s linear, box-shadow 0.1s linear;
}

.badge:hover {
    transform: translate(calc(var(--pixel-border-size) * -1), calc(var(--pixel-border-size) * -1));
    box-shadow: calc(var(--pixel-border-size) * 2) calc(var(--pixel-border-size) * 2) 0 0 var(--color-dark-gray);
}

/* Skills Section */
.skills-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    width: 100%;
}

.skill-category {
    background-color: var(--color-background);
    border: var(--pixel-border-size) solid var(--color-primary);
    box-shadow: var(--pixel-border-size) var(--pixel-border-size) 0 0 var(--color-primary);
    padding: 1.5rem;
    text-align: center;
    transition: transform 0.1s linear, box-shadow 0.1s linear;
}

.skill-category:hover {
    transform: translate(calc(var(--pixel-border-size) * -1), calc(var(--pixel-border-size) * -1));
    box-shadow: calc(var(--pixel-border-size) * 2) calc(var(--pixel-border-size) * 2) 0 0 var(--color-primary);
}

.skill-category h3 {
    color: var(--color-dark-gray);
    font-size: 1.2rem;
    margin-top: 0;
    margin-bottom: 1.5rem;
    padding-bottom: 0.5rem;
    border-bottom: var(--pixel-border-size) dotted var(--color-secondary);
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.8rem;
}

.skill-tag {
    font-family: var(--font-body);
    font-size: 0.9rem;
    padding: 0.4rem 0.8rem;
    background-color: var(--color-secondary);
    color: var(--color-background);
    border: 1px solid var(--color-dark-gray);
    box-shadow: 1px 1px 0 0 var(--color-dark-gray);
}

/* Projects Section */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2.5rem;
    width: 100%;
}

.project-card {
    background-color: var(--color-background);
    border: var(--pixel-border-size) solid var(--color-dark-gray);
    box-shadow: var(--pixel-border-size) var(--pixel-border-size) 0 0 var(--color-dark-gray);
    padding: 1.5rem;
    text-align: left;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: transform 0.1s linear, box-shadow 0.1s linear;
}

.project-card:hover {
    transform: translate(calc(var(--pixel-border-size) * -2), calc(var(--pixel-border-size) * -2));
    box-shadow: calc(var(--pixel-border-size) * 3) calc(var(--pixel-border-size) * 3) 0 0 var(--color-dark-gray);
}

.project-title {
    font-size: 1.4rem;
    color: var(--color-primary);
    margin-top: 0;
    margin-bottom: 1rem;
}

.project-description {
    font-size: 1rem;
    margin-bottom: 1.5rem;
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.7rem;
    margin-top: auto;
    margin-bottom: 1.5rem;
}

.tech-tag {
    font-family: var(--font-body);
    font-size: 0.85rem;
    padding: 0.3rem 0.7rem;
    background-color: var(--color-primary);
    color: var(--color-background);
    border: 1px solid var(--color-dark-gray);
    box-shadow: 1px 1px 0 0 var(--color-dark-gray);
}

.project-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 1rem;
}

.category-badge {
    font-family: var(--font-heading);
    font-size: 0.8rem;
    padding: 0.4rem 0.8rem;
    color: var(--color-background);
    box-shadow: var(--pixel-border-size) var(--pixel-border-size) 0 0 var(--color-dark-gray);
}

.category-badge.web {
    background-color: #64B5F6; /* Light Blue */
}

.category-badge.ai {
    background-color: #81C784; /* Light Green */
}

.category-badge.game {
    background-color: #FFB74D; /* Light Orange */
}

.github-link {
    font-family: var(--font-heading);
    font-size: 0.9rem;
    padding: 0.5rem 1rem;
    background-color: var(--color-dark-gray);
    color: var(--color-background);
    border: var(--pixel-border-size) solid var(--color-dark-gray);
    box-shadow: var(--pixel-border-size) var(--pixel-border-size) 0 0 var(--color-dark-gray);
    transition: transform 0.1s linear, box-shadow 0.1s linear;
}

.github-link:hover {
    background-color: var(--color-primary);
    color: var(--color-dark-gray);
    transform: translate(calc(var(--pixel-border-size) * -1), calc(var(--pixel-border-size) * -1));
    box-shadow: calc(var(--pixel-border-size) * 2) calc(var(--pixel-border-size) * 2) 0 0 var(--color-dark-gray);
}

/* Contact Section */
.contact-content {
    font-size: 1.2rem;
}

.contact-link {
    font-family: var(--font-body);
    display: block;
    margin-bottom: 1rem;
    padding: 0.5rem;
    border: var(--pixel-border-size) dotted transparent;
    transition: border 0.1s linear, color 0.1s linear;
}

.contact-link:hover {
    color: var(--color-accent);
    border-color: var(--color-accent);
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-content h1 {
        font-size: 2.5rem;
    }

    .hero-content .tagline {
        font-size: 1.2rem;
    }

    .section {
        padding: 3rem 1rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .navbar {
        padding: 0.8rem;
    }

    .nav-content {
        flex-direction: column;
        gap: 0.5rem;
    }

    .nav-link {
        padding: 0.3rem 0.8rem;
    }

    .skill-category,
    .project-card {
        padding: 1rem;
    }

    .projects-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 2rem;
    }

    .hero-content .tagline {
        font-size: 1rem;
    }

    .section {
        padding: 2rem 0.5rem;
    }

    .section-title {
        font-size: 1.8rem;
    }

    .badge, .skill-tag, .tech-tag, .category-badge, .github-link {
        font-size: 0.75rem;
        padding: 0.3rem 0.6rem;
    }
}

/* New Category Badges */
.category-badge.web-desktop {
    background-color: #90A4AE; /* Blue Grey */
}

.category-badge.ai-web {
    background-color: #FF8A65; /* Deep Orange */
}

/* Status Badges (In Progress, Collaborator) */
.status-badge {
    font-family: var(--font-body);
    font-size: 0.75rem;
    padding: 0.2rem 0.5rem;
    color: var(--color-background);
    border: 1px solid var(--color-dark-gray);
    box-shadow: 1px 1px 0 0 var(--color-dark-gray);
    margin-left: 0.5rem;
}

.status-badge.in-progress {
    background-color: var(--color-secondary); /* Muted Amber */
}

.status-badge.collaborator {
    background-color: var(--color-primary); /* Dusty Green */
}

/* Ghost Project Card for "More on GitHub" */
.project-card-ghost {
    background-color: transparent;
    border: var(--pixel-border-size) dotted var(--color-primary);
    box-shadow: none;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    color: var(--color-primary);
    transition: all 0.1s linear;
}

.project-card-ghost:hover {
    background-color: var(--color-primary);
    color: var(--color-dark-gray);
    transform: none; /* Override default project-card hover transform */
    box-shadow: none; /* Override default project-card hover shadow */
    border-style: solid;
}

.project-card-ghost .ghost-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.project-card-ghost .ghost-icon {
    font-family: var(--font-heading);
    font-size: 3rem;
    line-height: 1;
}

.project-card-ghost p {
    font-family: var(--font-body);
    font-size: 1.2rem;
    margin: 0;
}

.github-link-ghost {
    font-family: var(--font-heading);
    font-size: 0.9rem;
    padding: 0.5rem 1rem;
    background-color: var(--color-primary); /* Use primary color */
    color: var(--color-dark-gray);
    border: var(--pixel-border-size) solid var(--color-dark-gray);
    box-shadow: var(--pixel-border-size) var(--pixel-border-size) 0 0 var(--color-dark-gray);
    transition: transform 0.1s linear, box-shadow 0.1s linear, background-color 0.1s linear, color 0.1s linear;
}

.github-link-ghost:hover {
    background-color: var(--color-dark-gray); /* Invert colors on hover */
    color: var(--color-primary);
    transform: translate(calc(var(--pixel-border-size) * -1), calc(var(--pixel-border-size) * -1));
    box-shadow: calc(var(--pixel-border-size) * 2) calc(var(--pixel-border-size) * 2) 0 0 var(--color-dark-gray);
}