:root {
    --bg-base: #f7f3f0;
    --text-main: #1a1a1a;
    --text-muted: #666361;
    --olive: #8c9454;
    --border-thin: rgba(0, 0, 0, 0.08);
    --bg: #f7f5f0;
    --surface: #ffffff;
    --border: rgba(0,0,0,0.08);
    --text-primary: #1a1916;
    --text-secondary: #6b6860;
    --text-tertiary: #a8a69f;
    --accent: #2d5a3d;
    --accent-light: #e8f0eb;
    --serif-viz: 'DM Serif Display', Georgia, serif;
    --sans-viz: 'DM Sans', system-ui, sans-serif;
    --mono-viz: 'DM Mono', monospace;
}

body { 
    font-family: 'Inter', sans-serif; 
    background-color: var(--bg-base); 
    color: var(--text-main); 
    -webkit-font-smoothing: antialiased;
    scroll-behavior: smooth; 
}

h1, h2, h3, .serif { 
    font-family: 'Newsreader', serif; 
    font-variation-settings: "opsz" 72;
    font-weight: 400;
    letter-spacing: -0.01em;
}

.nav-blur { 
    background: rgba(247, 243, 240, 0.9); 
    backdrop-filter: saturate(180%) blur(20px); 
    border-bottom: 1px solid var(--border-thin);
}

.btn-black {
    background-color: var(--text-main);
    color: white;
    padding: 8px 20px;
    border-radius: 9999px;
    font-size: 0.85rem;
    font-weight: 500;
    transition: all 0.2s;
    display: inline-block;
}
.btn-black:hover { opacity: 0.8; transform: translateY(-1px); }

.card-frame {
    background: white;
    border: 1px solid var(--border-thin);
    border-radius: 12px;
    overflow: hidden;
}

.pub-link:hover h3 {
    text-decoration: underline;
    color: var(--olive);
}

.viz-section { padding: 4rem 0; border-bottom: 0.5px solid var(--border); }
.viz-section:last-child { border-bottom: none; }
.section-header { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; margin-bottom: 2rem; align-items: start; }
@media (max-width: 700px) { .section-header { grid-template-columns: 1fr; gap: 1rem; } }
.section-label { font-family: var(--mono-viz); font-size: 10px; letter-spacing: .12em; text-transform: uppercase; color: var(--text-tertiary); margin-bottom: .5rem; }
.viz-section h2 { font-family: var(--serif-viz); font-size: clamp(1.4rem, 2.5vw, 1.9rem); font-weight: 400; line-height: 1.2; margin-bottom: .75rem; }
.section-desc { font-family: var(--sans-viz); font-size: 13px; color: var(--text-secondary); font-style: italic; line-height: 1.65; }
.insight { background: var(--accent-light); border-left: 2px solid var(--accent); padding: 1rem 1.25rem; }
.insight-label { font-family: var(--mono-viz); font-size: 10px; letter-spacing: .1em; text-transform: uppercase; color: var(--accent); margin-bottom: .4rem; }
.insight p { font-family: var(--sans-viz); font-size: 13px; color: #2a4a32; line-height: 1.6; }
.viz-wrap { position: relative; overflow: hidden; border-radius: 6px; border: 0.5px solid var(--border); background: #fff; cursor: grab; user-select: none; touch-action: none; margin-bottom: 1rem; }
.viz-wrap:active { cursor: grabbing; }
.controls { display: flex; align-items: center; gap: .5rem; flex-wrap: wrap; margin-bottom: .75rem; }
.zbtn { font-family: var(--mono-viz); font-size: 11px; padding: 4px 10px; border: 0.5px solid var(--border); border-radius: 4px; background: var(--surface); color: var(--text-secondary); cursor: pointer; transition: background .15s; }
.zbtn:hover { background: var(--bg); }
.hint { font-family: var(--mono-viz); font-size: 10px; color: var(--text-tertiary); margin-left: auto; letter-spacing: .04em; }
.legend { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: .75rem; font-size: 12px; color: var(--text-secondary); font-family: var(--sans-viz); }
.ld { width:9px;height:9px;border-radius:50%;display:inline-block;margin-right:4px;vertical-align:middle }
.ls { width:9px;height:9px;border-radius:2px;display:inline-block;margin-right:4px;vertical-align:middle }
.sources { margin-top: .75rem; font-size: 11px; color: var(--text-tertiary); font-family: var(--mono-viz); }
.sources a { color: var(--accent); text-decoration: none; border-bottom: 1px solid transparent; transition: border-color .15s; }
.sources a:hover { border-color: var(--accent); }
.stat-row { display: flex; gap: .75rem; flex-wrap: wrap; margin-bottom: 1.5rem; }
.stat-pill { background: var(--surface); border: 0.5px solid var(--border); border-radius: 6px; padding: .6rem 1rem; flex: 1; min-width: 120px; }
.stat-num { font-family: var(--serif-viz); font-size: 1.6rem; color: var(--text-primary); display: block; line-height: 1; margin-bottom: 3px; }
.stat-lbl { font-size: 11px; color: var(--text-tertiary); font-family: var(--mono-viz); letter-spacing: .04em; }
#TT { position: fixed; z-index: 9999; pointer-events: none; opacity: 0; transition: opacity .12s; width: 210px; background: var(--surface); border: 0.5px solid var(--border); border-radius: 8px; padding: 10px 13px; font-size: 12px; line-height: 1.5; box-shadow: 0 4px 20px rgba(0,0,0,0.08); font-family: var(--sans-viz); }
#TT.on { opacity: 1; }
.tth { font-weight: 500; font-size: 13px; margin-bottom: 6px; }
.ttr { display:flex;justify-content:space-between;gap:8px;margin-bottom:2px }
.ttk { color: var(--text-secondary); font-size: 11px; }
.ttv { font-weight: 500; color: var(--text-primary); font-size: 11px; font-family: var(--mono-viz); }