:root {
    --void-black: #000000;
    --gold: #ffbf00;
    --text-white: #e0e0e0;
    --gray-text: #888888;
    --border-color: #333333;
}

* { box-sizing: border-box; }
body {
    background-color: var(--void-black);
    color: var(--text-white);
    font-family: 'Libre Baskerville', serif;
    margin: 0;
    padding: 0;
    line-height: 1.6;
}

/* NAVBAR */
.navbar {
    background-color: rgba(0,0,0,0.9);
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 0;
    text-align: center;
    position: sticky;
    top: 0;
    z-index: 1000;
}
.nav-links {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 2rem;
}
.nav-links a {
    font-family: 'Oswald', sans-serif;
    color: var(--gray-text);
    text-decoration: none;
    text-transform: uppercase;
    font-size: 0.9rem;
    letter-spacing: 0.1em;
    transition: color 0.3s;
}
.nav-links a:hover, .nav-links a.active { color: var(--gold); }

/* LAYOUT */
.main-container {
    max-width: 720px;
    margin: 0 auto;
    padding: 2rem 1.5rem 6rem 1.5rem;
    text-align: center;
}

/* IMAGES */
.cover-image {
    width: 100%;
    max-width: 450px;
    height: auto;
    border: 1px solid #222;
    box-shadow: 0 0 60px rgba(255, 191, 0, 0.08);
    margin-bottom: 1rem;
}

/* TYPOGRAPHY */
h1, h2, h3 { font-family: 'Oswald', sans-serif; color: var(--gold); }
a { color: var(--gold); text-decoration: none; }
a:hover { text-decoration: underline; }

/* GUMROAD BUTTON (Dark Default -> Gold Hover) */
.gumroad-button {
    display: inline-block;
    background-color: var(--void-black);
    color: var(--text-white);
    font-family: 'Oswald', sans-serif;
    font-weight: 600;
    font-size: 1.3rem;
    padding: 1.2rem 3rem;
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    border: 1px solid var(--gold);
    transition: all 0.3s ease;
    cursor: pointer;
    width: 100%;
    max-width: 450px;
    margin-bottom: 0.5rem;
}
.gumroad-button:hover {
    background-color: var(--gold);
    color: var(--void-black);
    box-shadow: 0 0 20px rgba(255, 191, 0, 0.2);
    text-decoration: none;
}

/* PANELS */
.panel {
    border: 1px solid var(--border-color);
    padding: 2rem;
    text-align: left;
    background: rgba(255, 255, 255, 0.02);
    margin-bottom: 2rem;
}
.panel-header { font-family: 'Oswald', sans-serif; color: var(--gold); margin-top: 0; }
.meta { font-family: 'Courier Prime', monospace; font-size: 0.75rem; color: var(--gray-text); margin-bottom: 1rem; }