:root {
  --bg: #f3f5f7;
  --paper: #ffffff;
  --paper-soft: #f8fafc;
  --text: #1f2a37;
  --muted: #667386;
  --line: #d6dde7;
  --line-strong: #b9c5d3;
  --title: #172f4a;
  --accent: #274f78;
  --accent-soft: #e8f0f8;
  --ok: #23633b;
  --ok-soft: #e9f7ef;
  --warn: #7a520c;
  --warn-soft: #fff6df;
  --shadow: 0 18px 42px rgba(24, 39, 58, 0.08);
}

* {
  box-sizing: border-box;
}

html {
  background: var(--bg);
}

body {
  margin: 0;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.62), rgba(255, 255, 255, 0) 260px),
    var(--bg);
  color: var(--text);
  font: 16px/1.78 "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", Arial, sans-serif;
  overflow-x: hidden;
  overflow-wrap: anywhere;
  word-break: break-word;
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.site-shell {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid rgba(214, 221, 231, 0.9);
  background: rgba(243, 245, 247, 0.92);
  backdrop-filter: blur(12px);
}

.site-nav {
  min-height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--title);
  font-weight: 800;
  letter-spacing: 0;
}

.brand-mark {
  width: 28px;
  height: 28px;
  display: inline-grid;
  place-items: center;
  border: 1px solid var(--line-strong);
  border-left: 4px solid var(--accent);
  background: var(--paper);
  color: var(--accent);
  font-size: 12px;
  font-weight: 800;
}

.nav-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  gap: 6px;
}

.nav-links a {
  min-height: 34px;
  display: inline-flex;
  align-items: center;
  padding: 6px 10px;
  border-radius: 6px;
  color: #33465f;
  font-size: 14px;
}

.nav-links a:hover,
.nav-links a[aria-current="page"] {
  background: var(--accent-soft);
  color: var(--title);
  text-decoration: none;
}

.page {
  padding: 26px 0 56px;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(300px, 0.8fr);
  gap: 18px;
  align-items: stretch;
}

.hero > *,
.grid > *,
.kpi-grid > * {
  min-width: 0;
}

.panel {
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.88);
  box-shadow: var(--shadow);
}

.panel-pad {
  padding: 24px;
}

.hero-main {
  border-left: 4px solid var(--accent);
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  color: var(--title);
  line-height: 1.32;
  margin: 0;
  overflow-wrap: anywhere;
  word-break: break-word;
}

h1 {
  font-size: clamp(30px, 5vw, 52px);
}

h2 {
  font-size: clamp(22px, 3vw, 28px);
}

h3 {
  font-size: 18px;
}

p {
  margin: 8px 0 0;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.lead {
  max-width: 760px;
  color: #42526a;
  font-size: 17px;
}

.meta-row,
.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 16px;
}

.tag,
.status {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 4px 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--paper-soft);
  color: #3f526a;
  font-size: 13px;
}

.status.ok {
  border-color: #c9e8d3;
  background: var(--ok-soft);
  color: var(--ok);
}

.status.warn {
  border-color: #eed9a4;
  background: var(--warn-soft);
  color: var(--warn);
}

.section {
  margin-top: 18px;
}

.section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 12px;
}

.section-head p {
  max-width: 620px;
  color: var(--muted);
  font-size: 14px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.grid.two {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid.three {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.card {
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper);
  padding: 16px;
}

.card.feature {
  border-left: 4px solid var(--accent);
}

.card p {
  color: var(--muted);
  font-size: 14px;
}

.card .meta {
  color: var(--muted);
  font-size: 13px;
}

.link-card {
  display: block;
  min-height: 100%;
  color: inherit;
}

.link-card:hover {
  text-decoration: none;
  border-color: var(--line-strong);
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 38px;
  padding: 8px 13px;
  border: 1px solid var(--line-strong);
  border-radius: 6px;
  background: var(--paper);
  color: var(--accent);
  font-weight: 700;
  max-width: 100%;
  text-align: center;
  white-space: normal;
}

.button.primary {
  border-color: var(--accent);
  background: var(--accent);
  color: #fff;
}

.button:hover {
  text-decoration: none;
  filter: brightness(0.98);
}

.list {
  display: grid;
  gap: 10px;
}

.list-item {
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper);
  padding: 15px 16px;
}

.list-item h3 {
  font-size: 17px;
}

.list-item p,
.note,
.fineprint {
  color: var(--muted);
  font-size: 14px;
}

.note {
  border: 1px solid #eed9a4;
  border-radius: 8px;
  background: var(--warn-soft);
  color: #5d481b;
  padding: 13px 14px;
}

.kpi-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.kpi {
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper);
  padding: 14px;
}

.kpi .label {
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.kpi .value {
  margin-top: 6px;
  color: var(--title);
  font-size: 25px;
  font-weight: 800;
  line-height: 1.2;
}

.kpi .sub {
  margin-top: 5px;
  color: var(--muted);
  font-size: 13px;
}

.article-points {
  margin: 10px 0 0 18px;
  padding: 0;
  color: #42526a;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.article-points li {
  margin: 5px 0;
}

.site-footer {
  margin-top: 24px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 13px;
  text-align: center;
}

@media (max-width: 900px) {
  .site-nav {
    align-items: flex-start;
    flex-direction: column;
    padding: 14px 0;
  }

  .nav-links {
    justify-content: flex-start;
    width: 100%;
  }

  .hero,
  .grid,
  .grid.two,
  .grid.three,
  .kpi-grid {
    grid-template-columns: 1fr;
  }

  .panel-pad {
    padding: 20px;
  }
}

@media (max-width: 560px) {
  .site-shell {
    width: calc(100% - 24px);
    max-width: 366px;
    margin-left: 12px;
    margin-right: 12px;
  }

  .page {
    padding-top: 18px;
  }

  .section-head {
    align-items: flex-start;
    flex-direction: column;
  }

  .nav-links a {
    padding-left: 8px;
    padding-right: 8px;
  }

  .lead {
    font-size: 16px;
  }
}