:root {
  --ink: #17221d;
  --muted: #607066;
  --paper: #f5f1e8;
  --card: #fffdf8;
  --line: #ddd6c9;
  --green: #146343;
  --green-soft: #e6efe8;
  --red: #a23b32;
  --gold: #b18b38;
  --shadow: 0 16px 42px rgba(26, 35, 30, 0.07);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: radial-gradient(circle at top right, #e2e9dc 0, transparent 34rem), var(--paper);
  font-family: "Noto Serif SC", "Songti SC", "STSong", Georgia, serif;
}
a { color: var(--green); text-decoration: none; }
a:hover { text-decoration: underline; }
.shell { width: min(1080px, calc(100% - 32px)); margin: 0 auto; }
.masthead {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 25px 0 17px; border-bottom: 1px solid var(--line);
}
.brand { font-size: clamp(19px, 3vw, 26px); font-weight: 700; letter-spacing: 0.04em; }
.stamp { color: var(--muted); font: 13px/1.4 -apple-system, BlinkMacSystemFont, "PingFang SC", sans-serif; text-align: right; }
.hero { padding: clamp(32px, 7vw, 70px) 0 34px; display: grid; gap: 22px; }
.kicker { color: var(--green); font: 600 13px/1.4 -apple-system, BlinkMacSystemFont, "PingFang SC", sans-serif; letter-spacing: 0.16em; text-transform: uppercase; }
h1 { max-width: 820px; margin: 0; font-size: clamp(34px, 7.4vw, 62px); line-height: 1.15; font-weight: 700; }
.lede { max-width: 740px; margin: 0; color: #3e4d44; font-size: clamp(16px, 2.5vw, 19px); line-height: 1.8; }
.button {
  width: fit-content; display: inline-flex; padding: 12px 20px; border-radius: 999px;
  color: #fff; background: var(--green); font: 600 15px/1.4 -apple-system, BlinkMacSystemFont, "PingFang SC", sans-serif;
}
.button:hover { color: #fff; text-decoration: none; background: #104e35; }
.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin: 24px 0 45px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 18px; padding: 20px; box-shadow: var(--shadow); }
.card-label { color: var(--muted); font: 13px/1.45 -apple-system, BlinkMacSystemFont, "PingFang SC", sans-serif; }
.card-value { margin-top: 9px; font-size: 25px; font-weight: 700; }
.positive { color: var(--green); }
.negative { color: var(--red); }
.section-title { margin: 44px 0 18px; font-size: 24px; }
.report-list { display: grid; gap: 12px; margin-bottom: 64px; }
.report-link {
  display: flex; justify-content: space-between; gap: 15px; padding: 18px 20px; align-items: center;
  color: var(--ink); background: var(--card); border: 1px solid var(--line); border-radius: 15px;
}
.report-link:hover { border-color: #bfb7a7; text-decoration: none; }
.report-link strong { display: block; margin-bottom: 6px; font-size: 18px; }
.tag { flex: none; border-radius: 999px; padding: 7px 11px; color: var(--green); background: var(--green-soft); font: 600 12px/1.2 -apple-system, BlinkMacSystemFont, "PingFang SC", sans-serif; }
.article { display: grid; grid-template-columns: minmax(0, 1fr) 265px; gap: 34px; padding: 42px 0 70px; }
.article-main { min-width: 0; }
.article h1 { font-size: clamp(30px, 5.4vw, 47px); }
.meta { margin: 13px 0 27px; color: var(--muted); font: 14px/1.7 -apple-system, BlinkMacSystemFont, "PingFang SC", sans-serif; }
.summary { margin: 25px 0 33px; padding: 23px 25px; border-left: 4px solid var(--green); background: var(--card); border-radius: 0 16px 16px 0; line-height: 1.85; }
.article h2 { margin: 39px 0 17px; font-size: 23px; }
.article p, .article li { line-height: 1.82; }
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: 14px; background: var(--card); }
table { width: 100%; min-width: 535px; border-collapse: collapse; font: 14px/1.5 -apple-system, BlinkMacSystemFont, "PingFang SC", sans-serif; }
th, td { padding: 13px 14px; border-bottom: 1px solid #ebe5d9; text-align: left; }
th { color: var(--muted); font-weight: 500; background: #fbf8f1; }
tr:last-child td { border-bottom: 0; }
.toc {
  position: sticky; top: 22px; height: fit-content; padding: 18px 18px 14px;
  border: 1px solid var(--line); border-radius: 16px; background: rgba(255, 253, 248, 0.9);
  font: 14px/1.45 -apple-system, BlinkMacSystemFont, "PingFang SC", sans-serif;
}
.toc strong { display: block; margin-bottom: 12px; }
.toc a { display: block; padding: 7px 0; color: var(--muted); }
.source-list { color: var(--muted); font: 14px/1.65 -apple-system, BlinkMacSystemFont, "PingFang SC", sans-serif; }
footer { padding: 22px 0 34px; border-top: 1px solid var(--line); color: var(--muted); font: 13px/1.7 -apple-system, BlinkMacSystemFont, "PingFang SC", sans-serif; }
@media (max-width: 760px) {
  .grid { grid-template-columns: 1fr; }
  .article { display: flex; flex-direction: column; }
  .toc { margin-bottom: 28px; order: -1; position: static; }
}