.c-sec { padding: 64px 0 0; }
.c-sec:last-child { padding-bottom: 100px; }
.h2 { font: 400 clamp(30px, 3.8vw, 44px)/1.1 var(--f-display); margin: 0 0 10px; }
.muted { color: var(--ink-2); font-size: 15px; max-width: 760px; margin: 0 0 18px; line-height: 1.55; }
.chart { position: relative; }
.chart svg { display: block; width: 100%; overflow: visible; }
.chart text { fill: var(--ink-2); font: 12px var(--f-sans); }
.chart .lbl { fill: var(--ink); font: 500 12.5px var(--f-sans); }
.chart .lbl.mx { fill: var(--accent-2); font-weight: 700; }
.chart .val { font: 500 11.5px var(--f-mono); fill: var(--ink-2); }
.chart .axis text { fill: var(--ink-3); font: 10.5px var(--f-mono); }
.chart .axis line, .chart .axis path { stroke: rgba(255,255,255,.1); }
.chart .grid line { stroke: rgba(255,255,255,.06); }
.c-tip { position: absolute; pointer-events: none; opacity: 0; background: #000; border: 1px solid var(--line-2); border-radius: 8px; padding: 8px 10px; font: 12px/1.45 var(--f-sans); color: var(--ink); transition: opacity .12s; z-index: 4; max-width: 280px; }
.legend { display: flex; flex-wrap: wrap; gap: 8px 18px; font-size: 12.5px; color: var(--ink-2); margin-bottom: 14px; }
.legend span::before { content: ""; display: inline-block; width: 10px; height: 10px; border-radius: 2px; background: var(--c); margin-right: 7px; vertical-align: -1px; }
.trend-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.trend-card { border: 1px solid var(--line); border-radius: 12px; padding: 16px; }
.trend-card h3 { font: 600 14px var(--f-sans); margin: 0 0 4px; }
.trend-card .note { font-size: 11.5px; color: var(--ink-3); margin: 10px 0 0; line-height: 1.45; }
details.tbl { margin-top: 10px; }
details.tbl summary { cursor: pointer; color: var(--ink-2); font-size: 13px; }
@media (max-width: 900px) { .trend-grid { grid-template-columns: 1fr; } }