@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Sans:wght@400;500&family=Spectral:ital,wght@0,400;0,600;1,400&display=swap');

:root {
    --bg-color: #fbfaf7;
    --panel-color: #f2efe9;
    --ink-color: #2c2929;
    --faded-ink: #6e6b6b;
    --paper-texture: url("https://www.transparenttextures.com/patterns/natural-paper.png");
    --font-map: 'Spectral', serif;
    --font-ui: 'IBM Plex Sans', sans-serif;
    --accent-red: #8a3324;
    /* Sealing wax red */
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    background-color: var(--bg-color);
    background-image: var(--paper-texture);
    color: var(--ink-color);
    font-family: var(--font-map);
    overflow: hidden;
    height: 100vh;
}

.interface {
    display: flex;
    height: 100%;
    position: relative;
    justify-content: center;
    align-items: center;
}

/* The Map Area */
.viewport {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

#network-graph {
    width: 100%;
    height: 100%;
}

/* Map Labels Styling */
.vis-network div.vis-label {
    font-family: var(--font-map) !important;
    font-size: 14px !important;
    font-variant: small-caps !important;
    color: var(--ink-color) !important;
}

/* Floating Legend / Map Key */
.legend-container {
    position: absolute;
    bottom: 40px;
    left: 40px;
    z-index: 10;
    max-width: 320px;
    background: rgba(251, 250, 247, 0.8);
    backdrop-filter: blur(2px);
    padding: 20px;
    border: 1px solid rgba(44, 41, 41, 0.2);
    box-shadow: 10px 10px 30px rgba(0, 0, 0, 0.05);
}

.home-link {
    margin-bottom: 10px;
}

.home-link a {
    font-family: var(--font-ui);
    font-size: 0.7rem;
    color: var(--accent-red);
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.home-link a:hover {
    text-decoration: underline;
}

.title-block {
    margin-bottom: 20px;
    border-bottom: 1px solid var(--ink-color);
    padding-bottom: 15px;
}

h1 {
    font-family: var(--font-map);
    font-weight: 600;
    font-size: 1.8rem;
    letter-spacing: -0.01em;
    color: var(--ink-color);
    margin-bottom: 5px;
}

.subtitle {
    font-family: var(--font-map);
    font-style: italic;
    font-size: 0.9rem;
    line-height: 1.3;
    color: var(--faded-ink);
}

.ledger-content {
    font-family: var(--font-map);
    font-size: 0.85rem;
    line-height: 1.6;
    color: var(--ink-color);
}

.ledger-content p {
    margin-bottom: 12px;
}

.legend-items {
    font-family: var(--font-ui);
    font-size: 0.75rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: 15px;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 12px;
}

.symbol {
    width: 20px;
    text-align: center;
    font-size: 14px;
    color: var(--ink-color);
    font-weight: bold;
}

.symbol.expired {
    color: var(--faded-ink);
    letter-spacing: -2px;
}

/* Cartographer Notes (Stats) */
.cartographer-notes {
    position: absolute;
    top: 40px;
    right: 40px;
    z-index: 10;
    text-align: right;
    font-family: var(--font-map);
}

.note-item {
    margin-bottom: 10px;
    color: var(--faded-ink);
    font-size: 0.85rem;
    letter-spacing: 0.02em;
}

.note-value {
    color: var(--accent-red);
    font-family: var(--font-map);
    font-weight: 600;
    margin-left: 8px;
    font-variant-numeric: tabular-nums;
}

/* Marginalia (Notes discovered on hover) */
.marginalia-box {
    position: absolute;
    top: 40px;
    left: 40px;
    pointer-events: none;
    background: none;
    padding: 0;
    z-index: 20;
    transition: opacity 0.6s ease;
    max-width: 250px;
}

.marginalia-header {
    font-family: var(--font-map);
    font-variant: all-small-caps;
    font-size: 0.8rem;
    color: var(--accent-red);
    margin-bottom: 2px;
}

.marginalia-title {
    font-family: var(--font-map);
    font-weight: 600;
    font-size: 1.4rem;
    color: var(--ink-color);
    margin-bottom: 8px;
    border-bottom: 1px solid rgba(44, 41, 41, 0.1);
}

.marginalia-content {
    font-family: var(--font-map);
    font-style: italic;
    font-size: 0.9rem;
    line-height: 1.6;
    color: var(--faded-ink);
}

.note-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 4px;
}

.hidden {
    opacity: 0;
}

/* Loading Overlay */
#loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-color);
    background-image: var(--paper-texture);
    z-index: 100;
    display: flex;
    justify-content: center;
    align-items: center;
    font-family: var(--font-map);
    font-style: italic;
    color: var(--faded-ink);
    transition: opacity 1.5s ease;
}

/* Details/Summary overrides */
details summary {
    cursor: pointer;
    font-family: var(--font-map);
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--accent-red);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 10px;
    outline: none;
}

details summary::-webkit-details-marker {
    display: none;
}