:root {
    /* Color Palette */
    --color-black: #181C20;
    --color-white: #F7F9FF;

    /* Default to Dark Mode variables, will look for data-theme="light" to override */
    --bg-color: var(--color-black);
    --text-color: var(--color-white);
    --accent-color: var(--color-white);
    --secondary-text: rgba(247, 249, 255, 0.6);
    --hover-bg: rgba(247, 249, 255, 0.1);
    --border-color: rgba(247, 249, 255, 0.15);

    /* Typography */
    --font-heading: 'Spectral SC', serif;
    --font-body: 'League Spartan', sans-serif;

    /* Spacing */
    --container-width: 800px;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
}

[data-theme="light"] {
    --bg-color: var(--color-white);
    --text-color: var(--color-black);
    --accent-color: var(--color-black);
    --secondary-text: rgba(24, 28, 32, 0.7);
    --hover-bg: rgba(24, 28, 32, 0.05);
    --border-color: rgba(24, 28, 32, 0.1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    transition: background-color 0.4s ease, color 0.4s ease, border-color 0.4s ease;
}

body {
    font-family: var(--font-body);
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Layout */
.app-container {
    width: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: var(--spacing-md);
    height: 100vh;
    /* Fallback */
    height: 100dvh;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

/* Header */
.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    /* padding-top removed to save space, container padding handles it */
    flex-shrink: 0;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    color: var(--text-color);
    display: flex;
    align-items: center;
}

/* Theme Toggle */
.theme-btn {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text-color);
    padding: 0.5rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color 0.3s ease;
}

.theme-btn:hover {
    background-color: var(--hover-bg);
}

.sun-icon {
    display: none;
}

.moon-icon {
    display: block;
}

[data-theme="light"] .sun-icon {
    display: block;
}

[data-theme="light"] .moon-icon {
    display: none;
}

/* Main Content */
.main-content {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    /* Reduced fixed padding to allow flex to center */
    padding: 2vh 0;
    overflow-y: auto;
    /* Fallback for extreme cases, but hidden on body ensures mostly no scroll */
    scrollbar-width: none;
    /* Hide scrollbar */
}

.main-content::-webkit-scrollbar {
    display: none;
}

.name {
    font-family: var(--font-heading);
    /* Responsive font size based on width and height */
    font-size: clamp(2.5rem, 7vw, 6rem);
    font-weight: 400;
    line-height: 1.1;
    margin-bottom: 2vh;
    letter-spacing: -0.02em;
}

.bio {
    font-size: clamp(1rem, 1.8vw, 1.5rem);
    color: var(--secondary-text);
    max-width: 600px;
    margin-bottom: 4vh;
    font-weight: 300;
}

.highlight {
    color: var(--text-color);
    font-weight: 500;
    border-bottom: 1px solid var(--border-color);
}

/* Social Links */
.social-links {
    display: flex;
    flex-direction: column;
    gap: 1.5vh;
    /* Dynamic gap */
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    text-decoration: none;
    color: var(--text-color);
    padding: 1.5vh 0;
    /* Dynamic padding */
    border-bottom: 1px solid var(--border-color);
    font-size: clamp(1rem, 2vh, 1.25rem);
    font-weight: 400;
    transition: all 0.3s ease;
    max-width: 400px;
}

.social-link:hover {
    padding-left: 1rem;
    border-bottom-color: var(--text-color);
}

.social-link .arrow-icon {
    opacity: 0;
    transform: translateX(-10px);
    transition: all 0.3s ease;
}

.social-link:hover .arrow-icon {
    opacity: 1;
    transform: translateX(0);
}

.social-text {
    font-family: var(--font-body);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-size: 0.9em;
    font-weight: 600;
}

/* Footer */
.footer {
    padding-bottom: 1vh;
    font-size: 0.875rem;
    color: var(--secondary-text);
    font-family: var(--font-body);
    opacity: 0.6;
    flex-shrink: 0;
}

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

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    opacity: 0;
    animation: fadeInUp 0.8s cubic-bezier(0.2, 0.8, 0.2, 1) forwards;
}

.delay-1 {
    animation-delay: 0.1s;
}

.delay-2 {
    animation-delay: 0.3s;
}

.delay-3 {
    animation-delay: 0.5s;
}

.delay-4 {
    animation-delay: 0.7s;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .social-link {
        max-width: 100%;
    }
}