/* Adhering to Brand Guide 3.0: Earth & Ink Palette */
:root {
    --bg-color: #F8F7F4;       /* Off-White */
    --text-color: #2E2E2E;    /* Charcoal */
    --accent-color: #A95C3D;   /* Burnt Sienna */
    --meta-text-color: #5A7D8C; /* Slate Blue */
    --border-color: #e0e0e0;
}

html { scroll-behavior: smooth; }

body {
    font-family: 'Lora', serif; /* The Manuscript font */
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.8;
    margin: 0;
    padding: 0;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: 1100px;
    margin: 2rem auto 4rem auto;
    padding: 2rem;
    display: flex;
    gap: 4rem;
}

main { flex: 3; }

aside { 
    flex: 1; 
    position: sticky; 
    top: 4rem; 
    height: fit-content; 
}

article { max-width: 720px; }

h1 {
    font-family: 'Lora', serif;
    font-size: 2.8rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 0.5rem;
}

article h2, article h3 {
    font-family: 'Inter', sans-serif; /* Interface font for section headers */
    font-size: 1.5rem;
    font-weight: 700;
    margin-top: 3rem;
    margin-bottom: 1.5rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.5rem;
}

article h3 {
    font-size: 1.2rem;
    border-bottom: none;
    margin-top: 2rem;
}

.subtitle {
    font-family: 'Inter', sans-serif; /* The Interface font */
    font-size: 1rem;
    color: var(--meta-text-color);
    margin-bottom: 3rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.intro-summary {
    font-size: 1.2rem;
    font-style: italic;
    color: var(--meta-text-color);
    border-left: 3px solid var(--accent-color);
    padding-left: 1.5rem;
    margin-bottom: 2.5rem;
}

p, li { 
    font-size: 1.1rem; 
    margin-bottom: 1.5rem; 
}

strong { 
    font-weight: 700; 
    color: var(--text-color); 
}

a {
    color: var(--accent-color);
    text-decoration: none;
    border-bottom: 1px solid var(--accent-color);
    transition: all 0.2s ease;
}

a:hover { 
    background-color: rgba(169, 92, 61, 0.1); 
    border-bottom-color: transparent; 
}

sup { line-height: 0; }

sup a { 
    font-family: 'Inter', sans-serif; 
    font-size: 0.8em; 
    font-weight: 600; 
    vertical-align: super; 
    border-bottom: none; 
}

.footnotes { 
    margin-top: 4rem; 
    padding-top: 2rem; 
    border-top: 2px solid var(--border-color); 
}

.footnotes ol { 
    padding-left: 20px; 
    font-size: 0.9rem; 
    color: #555; 
}

.footnotes li { margin-bottom: 1rem; }

.footnotes li p { margin-bottom: 0; }

.footnote-back-link { 
    font-family: 'Inter', sans-serif; 
    margin-left: 0.5rem; 
    text-decoration: none; 
    border-bottom: none; 
}

.metadata-box {
    border: 1px solid var(--border-color);
    padding: 1.5rem;
    font-family: 'Inter', sans-serif; /* The Interface font */
}

.metadata-box h2 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-color);
    text-transform: uppercase;
    letter-spacing: 0.8px;
    border-bottom: 2px solid var(--text-color);
    padding-bottom: 0.5rem;
    margin-top: 0;
    margin-bottom: 1.5rem;
}

.metadata-item.back-link {
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

.metadata-item.back-link a {
    font-weight: 600;
    border-bottom: none;
}

.metadata-item { margin-bottom: 1.5rem; }

.metadata-item dt { 
    font-size: 0.8rem; 
    font-weight: 600; 
    color: var(--meta-text-color); 
    margin-bottom: 0.25rem; 
}

.metadata-item dd { 
    font-size: 0.95rem; 
    margin-left: 0; 
    font-weight: 400; 
}

code {
    font-family: 'Inter', sans-serif;
    background-color: rgba(0,0,0,0.05);
    padding: 0.2em 0.4em;
    border-radius: 3px;
    font-size: 0.9em;
}

.logo-footer {
    margin-top: 2rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: center;
}

@media (max-width: 900px) {
    .container { 
        flex-direction: column-reverse; 
        gap: 2rem; 
        margin-top: 2rem; 
    }
    aside { 
        position: static; 
        top: auto; 
    }
}