:root {
    --bg: #0f0f0f;
    --text: #e0e0e0;
    --text-bright: #ffffff;
    --text-dim: #a0a0a0;
    --link-bg: #1a1a1a;
    --link-bg-hover: #252525;
    --link-border: #2a2a2a;
    --accent: #f6c324;
}

[data-theme="light"] {
    --bg: #f0f0f0;
    --text: #1f1f1f;
    --text-bright: #000000;
    --text-dim: #5f5f5f;
    --link-bg: #e5e5e5;
    --link-bg-hover: #dadada;
    --link-border: #d5d5d5;
    --accent: #f6c324;
}

.theme-toggle {
    position: fixed;
    top: 1.25rem;
    right: 1.25rem;
    background: var(--link-bg);
    border: 0.0625rem solid var(--link-border);
    border-radius: 0.375rem;
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    font-weight: 400;
    letter-spacing: 0.01875rem;
    cursor: pointer;
    transition: all 0.3s ease;
    color: var(--text);
    z-index: 20;
}

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