/* 3D Planet Scene Background */
#planet-scene {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    pointer-events: none;
}

body {
    background-color: var(--dark-bg);
    color: var(--text-color);
    font-family: 'Roboto', sans-serif;
    line-height: 1.7;
    margin: 0;
    padding: 20px;
    padding-top: 0;
}

/* Sticky site-wide header navigation */
.site-nav {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(17, 17, 17, 0.92);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--border-color);
    margin: 0 -20px;
    padding: 0 20px;
    margin-bottom: 0;
}

.site-nav-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 800px;
    margin: 0 auto;
    padding: 0.6rem 0;
}

.site-nav-logo {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.9em;
    font-weight: 700;
    color: var(--starwars-yellow);
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.site-nav-logo:hover {
    text-shadow: 0 0 8px rgba(255, 232, 31, 0.5);
}

.site-nav-links {
    display: flex;
    gap: 1.5rem;
    align-items: center;
}

.site-nav-links a {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.65em;
    font-weight: 700;
    color: var(--saber-blue);
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: color 0.2s ease;
}

.site-nav-links a:hover {
    color: var(--starwars-yellow);
}

/* Scroll offset for anchor links behind sticky nav */
#episodes, #planets {
    scroll-margin-top: 3.5rem;
}

.container {
    margin: 2rem auto;
    max-width: 800px;
    padding: 2rem 3rem;
    background-color: rgba(28, 28, 28, 0.75);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    box-shadow: var(--container-shadow);
    box-sizing: border-box;
}

h1, h2 {
    font-family: 'Orbitron', sans-serif;
    color: var(--starwars-yellow);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.5);
}

h1 {
    text-align: center;
    font-size: 2.5em;
    margin-bottom: 1.5rem;
}

h2 {
    font-size: 1.5em;
    margin-top: 2.5em;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--saber-blue);
}

p {
    margin-bottom: 1.2em;
    text-align: justify;
}

strong {
    font-weight: 700;
}

em {
    color: var(--text-bright);
    font-style: italic;
}

a {
    text-decoration: none;
    color: var(--saber-blue);
    font-weight: 700;
    font-size: 1.1em;
    transition: color 0.2s ease;
}

a:hover {
    color: var(--starwars-yellow);
}

ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

li {
    margin: 0.25rem 0;
}

footer {
    margin-top: 2rem;
    text-align: center;
    font-size: 0.9em;
    color: var(--text-muted);
}

/* Fact Footer */
.fact-footer {
    margin: 0 auto 2rem auto;
    padding: 2rem 3rem;
    max-width: 800px;
    background: linear-gradient(135deg, rgba(26, 26, 46, 0.75) 0%, rgba(22, 33, 62, 0.75) 100%);
    border: 1px solid var(--border-color);
    border-top: 2px solid var(--starwars-yellow);
    border-radius: 8px;
    box-shadow: var(--container-shadow);
    box-sizing: border-box;
    text-align: center;
}

.fact-content {
    max-width: 700px;
    margin: 0 auto;
}

.fact-category {
    display: inline-block;
    background: rgba(255, 232, 31, 0.15);
    border: 1px solid var(--starwars-yellow);
    border-radius: 4px;
    padding: 0.25rem 0.75rem;
    font-family: 'Orbitron', sans-serif;
    font-size: 0.75em;
    font-weight: 700;
    color: var(--starwars-yellow);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 0.75rem;
}

.fact-text {
    font-size: 0.95em;
    font-style: italic;
    color: var(--text-color);
    line-height: 1.6;
    margin: 0;
    text-align: center;
}

/* Resources Footer */
.resources-footer {
    text-align: center;
    padding: 1rem 0 2rem 0;
    margin-top: 1rem;
}

.resources-footer a {
    color: rgba(255, 232, 31, 0.6);
    text-decoration: none;
    font-family: 'Orbitron', sans-serif;
    font-size: 0.75em;
    letter-spacing: 2px;
    text-transform: uppercase;
    transition: color 0.3s ease;
}

.resources-footer a:hover {
    color: var(--starwars-yellow);
}