:root {
  --bg: #f7f8fa; --card: #ffffff; --ink: #1c2330; --muted: #6b7686;
  --line: #e3e7ee; --accent: #2563eb; --index: #9aa4b2;
  --up: #d92626; --down: #2563eb;
}
* { box-sizing: border-box; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font: 15px/1.55 "Pretendard", "Malgun Gothic", "Apple SD Gothic Neo",
        system-ui, sans-serif;
}
header { max-width: 980px; margin: 0 auto; padding: 28px 16px 4px; }
h1 { font-size: 22px; margin: 0 0 4px; }
main { max-width: 980px; margin: 0 auto; padding: 8px 16px 40px; }
footer { max-width: 980px; margin: 0 auto; padding: 0 16px 40px; font-size: 13px; }
.muted { color: var(--muted); }

.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
         gap: 12px; margin: 14px 0 22px; }
.card {
  background: var(--card); border: 1px solid var(--line); border-radius: 12px;
  padding: 14px 16px; cursor: pointer; transition: box-shadow .15s, transform .15s;
}
.card:hover { box-shadow: 0 4px 14px rgba(30,40,60,.08); transform: translateY(-1px); }
.card.active { border-color: var(--accent); box-shadow: 0 0 0 2px rgba(37,99,235,.15); }
.card .top { display: flex; justify-content: space-between; align-items: baseline; }
.card .nm { font-weight: 700; }
.badge { font-size: 11px; padding: 2px 7px; border-radius: 999px;
         background: #eef2f8; color: var(--muted); }
.card .ret { font-size: 24px; font-weight: 800; margin: 6px 0 2px; }
.card .sub { font-size: 12.5px; color: var(--muted); }
.pos-num { color: var(--up); } .neg-num { color: var(--down); }

.detail { background: var(--card); border: 1px solid var(--line);
          border-radius: 12px; padding: 18px 18px 22px; }
.detail-head { display: flex; gap: 10px; align-items: baseline; flex-wrap: wrap; }
.detail h2 { margin: 0; font-size: 18px; }
.detail h3 { font-size: 14px; margin: 22px 0 8px; }
.statrow { display: flex; gap: 18px; flex-wrap: wrap; margin: 12px 0 6px;
           font-size: 13.5px; }
.statrow b { font-size: 15px; }

.chartbox { margin-top: 8px; }
.legend { display: flex; gap: 14px; font-size: 12.5px; color: var(--muted);
          margin-bottom: 4px; }
.sw { display: inline-block; width: 14px; height: 3px; border-radius: 2px;
      vertical-align: middle; margin-right: 5px; }
.sw.eq { background: var(--accent); } .sw.ix { background: var(--index); }
#chart svg { width: 100%; height: auto; display: block; }
.axis-label { font-size: 11px; fill: var(--muted); }
.gridline { stroke: var(--line); stroke-width: 1; }

.tablewrap { overflow-x: auto; border: 1px solid var(--line); border-radius: 8px; }
table { border-collapse: collapse; width: 100%; font-size: 13.5px;
        white-space: nowrap; }
th, td { padding: 7px 12px; text-align: right; border-bottom: 1px solid var(--line); }
th { background: #f2f4f8; color: var(--muted); font-weight: 600; }
th:first-child, td:first-child, th.l, td.l { text-align: left; }
tr:last-child td { border-bottom: none; }
.empty { color: var(--muted); padding: 10px 12px; font-size: 13.5px; }

tr.ck { cursor: pointer; }
tr.ck:hover td { background: #f4f7fd; }

#modal-bg { display: none; position: fixed; inset: 0; z-index: 50;
  background: rgba(20,26,38,.45); align-items: center; justify-content: center;
  padding: 16px; }
#modal { background: var(--card); border-radius: 12px; max-width: 960px;
  width: 100%; max-height: 90vh; overflow: auto; padding: 16px 18px 20px;
  box-shadow: 0 16px 50px rgba(10,16,30,.35); }
.modal-head { display: flex; justify-content: space-between; align-items: center; }
#m-title { font-weight: 700; font-size: 16px; }
#m-close { border: none; background: none; font-size: 24px; line-height: 1;
  cursor: pointer; color: var(--muted); padding: 2px 6px; }
#m-info { font-size: 13px; margin: 2px 0 10px; }
.ma-legend { margin-left: 12px; color: var(--muted); font-size: 12px; }
.ma-legend i { display: inline-block; width: 12px; height: 3px;
  border-radius: 2px; vertical-align: middle; margin: 0 4px 0 8px; }
#m-chart svg { width: 100%; height: auto; display: block; }

@media (max-width: 640px) {
  .card .ret { font-size: 20px; }
  th, td { padding: 6px 8px; }
}