:root {
    --bg-color-light: #fcfcfc;
    --text-primary-light: #171717;
    --text-secondary-light: #737373;
    --card-bg-light: #ffffff;
    --card-border-light: #e5e5e5;
    --inner-card-bg-light: #fafafa;
    --inner-card-border-light: #f0f0f0;
    --vignette-light: radial-gradient(circle at center, transparent 40%, rgba(37, 99, 235, 0.03) 100%);
    --bg-color-dark: #252525;
    --text-primary-dark: #e5e5e5;
    --text-secondary-dark: #a3a3a3;
    --card-bg-dark: #171717;
    --card-border-dark: #262626;
    --inner-card-bg-dark: #1a1a1a;
    --inner-card-border-dark: #2e2e2e;
    --vignette-dark: radial-gradient(circle at center, transparent 40%, rgba(37, 99, 235, 0.1) 100%);
    --font-heading: 'Syne', sans-serif;
    --font-mono: 'Share Tech Mono', monospace;
    --accent-teal: #3ca7cb;
    --accent-teal-hover: #4dc2e6;
}
body.light-mode {
    --bg-color: var(--bg-color-light);
    --text-primary: var(--text-primary-light);
    --text-secondary: var(--text-secondary-light);
    --card-bg: var(--card-bg-light);
    --card-border: var(--card-border-light);
    --inner-card-bg: var(--inner-card-bg-light);
    --inner-card-border: var(--inner-card-border-light);
    --vignette: var(--vignette-light);
}
body.dark-mode {
    --bg-color: var(--bg-color-dark);
    --text-primary: var(--text-primary-dark);
    --text-secondary: var(--text-secondary-dark);
    --card-bg: var(--card-bg-dark);
    --card-border: var(--card-border-dark);
    --inner-card-bg: var(--inner-card-bg-dark);
    --inner-card-border: var(--inner-card-border-dark);
    --vignette: var(--vignette-dark);
}
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}
body, a, button {
    cursor: none;
}
body {
    background-color: var(--bg-color);
    color: var(--text-primary);
    font-family: var(--font-heading);
    transition: background-color 0.4s ease, color 0.4s ease;
    overflow-x: hidden;
    line-height: 1.6;
}
.cursor-trail {
    pointer-events: none;
    z-index: 999999;
}
.circle {
    position: fixed;
    top: 0; left: 0;
    width: 6px;
    height: 6px;
    background-color: var(--text-primary);
    border-radius: 50%;
    pointer-events: none;
    transform: translate(-50%, -50%);
    transition: background-color 0.2s;
    z-index: 999999;
}
.container {
    max-width: 768px;
    margin: 0 auto;
    padding: 0 20px;
}
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 768px;
    margin: 40px auto;
    padding: 0 20px;
}
.brand {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--text-primary);
    text-decoration: none;
}
.nav-links {
    display: flex;
    gap: 30px;
    align-items: center;
}
.nav-item {
    font-family: var(--font-mono);
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.85rem;
    transition: color 0.2s;
}
.nav-item:hover {
    color: var(--text-primary);
}
.theme-toggle {
    background: none;
    border: none;
    cursor: none;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 5px;
    color: var(--text-secondary);
}
.theme-icon {
    width: 18px;
    height: 18px;
    stroke: currentColor;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
    transition: transform 0.5s ease;
}
.theme-toggle:hover .theme-icon {
    color: var(--text-primary);
    transform: rotate(30deg);
}
.nav-divider {
    border: none;
    height: 1px;
    background-color: var(--card-border);
    margin-bottom: 40px;
    margin-top: -5px;
    width: 100%;
    transition: background-color 0.4s ease;
}
.mono-label {
    font-family: var(--font-mono);
    color: var(--text-secondary);
    font-size: 0.75rem;
    text-transform: lowercase;
}
.main-heading {
    font-size: 1.25rem;
    font-weight: 700;
    margin-top: 15px;
    margin-bottom: 15px;
}
.bio-text {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.6;
}
.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
}
.card {
    background-color: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 12px;
    margin-bottom: 25px;
    transition: background-color 0.4s ease, border-color 0.4s ease, box-shadow 0.3s ease;
}
.card-content {
    padding: 30px;
}
.projects-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}
.glow-card {
    position: relative;
    background-color: var(--inner-card-border);
    padding: 1px;
    border-radius: 8px;
    display: block;
    text-decoration: none;
    color: var(--text-primary);
    transform-style: preserve-3d;
    perspective: 1000px;
    will-change: transform;
    overflow: hidden;
}
.glow-card::before {
    content: "";
    position: absolute;
    inset: 0;
    background: radial-gradient(
        400px circle at var(--mouse-x, 0) var(--mouse-y, 0),
        rgba(255, 255, 255, 0.4),
        transparent 40%
    );
    opacity: 0;
    transition: opacity 0.3s;
    pointer-events: none;
    z-index: 1;
}
.glow-card:hover::before {
    opacity: 1;
}
.glow-content {
    background-color: var(--inner-card-bg);
    border-radius: 7px;
    height: 100%;
    position: relative;
    z-index: 2;
    padding: 24px;
    transition: background-color 0.2s;
}
.glow-card:hover .glow-content {
    background-color: #252525;
}
.glow-content h3 {
    font-size: 1rem;
    font-family: var(--font-heading);
    margin-bottom: 10px;
    font-weight: 500;
}
.glow-content p {
    color: var(--text-secondary);
    font-size: 0.85rem;
    line-height: 1.5;
}
.contact-flex {
    display: flex;
    align-items: center;
}
.flex-contents {
    display: flex;
    align-items: center;
    width: 100%;
}
.list-label {
    min-width: 80px;
}
.contact-handle {
    font-size: 0.9rem;
    font-weight: 600;
}
@media (max-width: 600px) {
    .projects-grid {
        grid-template-columns: 1fr;
    }
}
.fade-up, .fade-up-initial {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}
.fade-up.visible, .fade-up-initial.visible {
    opacity: 1;
    transform: translateY(0);
}