:root {
  color-scheme: light;
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", Arial, sans-serif;
  background: #f6f7f9;
  color: #22242b;
  font-synthesis: none;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; min-width: 320px; }
button, a { -webkit-tap-highlight-color: transparent; }
button { font: inherit; }
button:focus-visible, a:focus-visible { outline: 3px solid #e94b43; outline-offset: 3px; }
[hidden] { display: none !important; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgb(255 255 255 / 94%);
  border-bottom: 1px solid #e9eaed;
  backdrop-filter: blur(14px);
}
.header-inner {
  max-width: 1480px;
  height: 76px;
  margin: 0 auto;
  padding: 0 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}
.brand { display: flex; align-items: center; gap: 12px; white-space: nowrap; }
.brand-mark {
  display: grid;
  place-items: center;
  width: 39px;
  height: 39px;
  border-radius: 11px;
  background: #ed4035;
  color: #fff;
  font-size: 21px;
  font-weight: 800;
  letter-spacing: -.06em;
}
.brand-name { font-size: 19px; font-weight: 800; letter-spacing: .015em; }
.primary-nav { display: flex; align-items: stretch; align-self: stretch; gap: 32px; }
.nav-tab {
  position: relative;
  padding: 2px 5px 0;
  background: none;
  border: 0;
  color: #777b85;
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
}
.nav-tab:hover, .nav-tab.is-active { color: #22242b; }
.nav-tab.is-active::after {
  content: "";
  position: absolute;
  left: 3px;
  right: 3px;
  bottom: 0;
  height: 3px;
  border-radius: 3px 3px 0 0;
  background: #ed4035;
}

.page-shell { max-width: 1480px; margin: 0 auto; padding: 34px 32px 80px; }
.section-heading { display: flex; justify-content: space-between; align-items: end; gap: 24px; margin-bottom: 26px; }
.eyebrow { margin: 0 0 7px; color: #ed4035; font: 800 12px/1.2 Arial, sans-serif; letter-spacing: .14em; }
h1 { margin: 0; font-size: clamp(28px, 3vw, 36px); line-height: 1.2; letter-spacing: -.025em; }
.section-note { margin: 0 0 4px; color: #777b85; font-size: 14px; white-space: nowrap; }

.news-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); grid-auto-rows: 8px; gap: 14px 20px; align-items: start; }
.news-card {
  min-width: 0;
  grid-row-end: span 20;
  align-self: start;
  overflow: hidden;
  border-radius: 15px;
  background: #fff;
  box-shadow: 0 2px 12px rgb(20 29 43 / 5%);
  transition: transform .18s ease, box-shadow .18s ease;
}
.news-card:hover { transform: translateY(-3px); box-shadow: 0 12px 28px rgb(20 29 43 / 11%); }
.card-open { display: flex; flex-direction: column; width: 100%; padding: 0; border: 0; background: transparent; text-align: left; cursor: pointer; color: inherit; }
.card-media { width: 100%; aspect-ratio: 16 / 9; flex: 0 0 auto; overflow: hidden; background: #eceef1; }
.card-media img { display: block; width: 100%; height: 100%; object-fit: cover; }
.card-copy { display: flex; flex-direction: column; min-height: 0; width: 100%; padding: 15px 17px 16px; }
.card-title {
  margin: 0;
  font-size: clamp(16px, 1.25vw, 19px);
  line-height: 1.46;
  font-weight: 800;
  letter-spacing: -.015em;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
}
.card-excerpt {
  margin: 8px 0 0;
  color: #777b85;
  font-size: 14px;
  line-height: 1.5;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
}
.card-meta { padding-top: 12px; color: #9296a0; font-size: 13px; line-height: 1.2; }
.news-card.no-image .card-copy { min-height: 245px; padding: 22px 21px 18px; }
.news-card.no-image .card-meta { margin-top: auto; }
.news-card.no-image .card-copy::before { content: ""; width: 34px; height: 4px; margin-bottom: 19px; border-radius: 4px; background: #ed4035; }
.news-card.no-image .card-title { font-size: clamp(18px, 1.6vw, 23px); -webkit-line-clamp: 4; line-height: 1.4; }
.news-card.no-image .card-excerpt { -webkit-line-clamp: 3; }
.status-message { min-height: 24px; margin: 25px 0 0; color: #6f737d; font-size: 15px; text-align: center; }
.load-zone { display: grid; place-items: center; padding: 4px 0 0; }
.load-more { border: 1px solid #d9dce2; border-radius: 999px; background: #fff; padding: 11px 27px; color: #3b3e46; font-weight: 700; cursor: pointer; }
.load-more:hover { border-color: #ed4035; color: #ed4035; }
#news-sentinel { height: 1px; width: 100%; }

.report-layout { display: grid; grid-template-columns: 260px minmax(0, 1fr); gap: 22px; align-items: start; }
.report-index, .report-preview { background: #fff; border: 1px solid #e8e9ed; border-radius: 15px; overflow: hidden; box-shadow: 0 2px 12px rgb(20 29 43 / 4%); }
.report-index { position: sticky; top: 102px; padding: 19px 13px; }
.report-index-heading { padding: 0 11px 13px; color: #8b8e96; font-size: 13px; font-weight: 700; }
.report-option { display: block; width: 100%; border: 0; border-radius: 10px; padding: 13px 11px; background: transparent; color: inherit; text-align: left; cursor: pointer; }
.report-option + .report-option { margin-top: 5px; }
.report-option:hover, .report-option.is-selected { background: #fff1ef; }
.report-option-date { display: block; font-size: 16px; font-weight: 800; line-height: 1.4; }
.report-option-label { display: block; margin-top: 4px; font-size: 13px; color: #8b8e96; }
.report-option.is-selected .report-option-date { color: #df4037; }
.report-toolbar { min-height: 85px; padding: 18px 23px; border-bottom: 1px solid #e8e9ed; display: flex; justify-content: space-between; align-items: center; gap: 16px; }
.report-preview-label { font-size: 12px; color: #9296a0; font-weight: 700; margin-bottom: 5px; }
.report-toolbar h2 { margin: 0; font-size: 18px; line-height: 1.3; }
.report-toolbar a { flex: none; color: #df4037; font-size: 14px; font-weight: 700; text-decoration: none; }
.report-toolbar a:hover { text-decoration: underline; }
#report-frame { display: block; width: 100%; height: max(70vh, 600px); border: 0; background: #fff; }

.story-dialog { width: min(790px, calc(100% - 28px)); max-height: min(92vh, 1000px); padding: 0; border: 0; border-radius: 18px; overflow: auto; box-shadow: 0 28px 90px rgb(8 17 34 / 32%); }
.story-dialog::backdrop { background: rgb(18 22 33 / 72%); backdrop-filter: blur(3px); }
.story-shell { position: relative; background: #fff; }
.dialog-close { position: sticky; top: 15px; z-index: 2; float: right; margin: 15px 15px -54px 0; width: 39px; height: 39px; display: grid; place-items: center; border: 0; border-radius: 50%; background: rgb(24 28 36 / 78%); color: #fff; font-size: 27px; line-height: 1; cursor: pointer; }
.dialog-close:hover { background: #ed4035; }
.story-images { display: grid; gap: 10px; }
.story-images figure { margin: 0; }
.story-images figcaption { padding: 8px 22px; color: #687787; font-size: 12px; line-height: 1.7; }
.story-images img { display: block; width: 100%; height: auto; background: #edf0f3; }
.story-content { padding: 28px clamp(22px, 5vw, 52px) 42px; }
.story-date { margin: 0 0 12px; color: #9296a0; font-size: 14px; }
.story-content h2 { margin: 0 0 23px; font-size: clamp(23px, 3vw, 31px); line-height: 1.38; letter-spacing: -.02em; }
.story-body { white-space: pre-wrap; overflow-wrap: anywhere; font-size: 16px; line-height: 1.85; color: #343741; }
.story-links { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 28px; }
.story-links a { max-width: 100%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; padding: 8px 12px; border-radius: 8px; background: #f5f6f8; color: #4e535e; font-size: 14px; text-decoration: none; }
.story-links a:hover { color: #df4037; background: #fff1ef; }

@media (max-width: 1180px) {
  .news-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
}
@media (max-width: 790px) {
  .header-inner { height: 66px; padding: 0 20px; }
  .primary-nav { gap: 16px; }
  .page-shell { padding: 26px 20px 60px; }
  .news-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
  .report-layout { grid-template-columns: 1fr; }
  .report-index { position: static; padding: 10px; }
  #report-list { display: flex; gap: 8px; overflow-x: auto; }
  .report-option { flex: 0 0 164px; }
  .report-option + .report-option { margin-top: 0; }
}
@media (max-width: 520px) {
  .header-inner { height: 61px; padding: 0 14px; gap: 10px; }
  .brand { gap: 7px; }
  .brand-mark { width: 31px; height: 31px; border-radius: 9px; font-size: 17px; }
  .brand-name { font-size: 15px; }
  .primary-nav { gap: 7px; }
  .nav-tab { font-size: 13px; padding-left: 3px; padding-right: 3px; }
  .page-shell { padding: 21px 12px 52px; }
  .section-heading { margin-bottom: 18px; align-items: start; }
  .section-note { display: none; }
  .news-grid { gap: 10px; }
  .news-card { border-radius: 11px; }
  .card-copy { padding: 8px 10px 10px; }
  .card-title { font-size: 15px; line-height: 1.35; }
  .card-excerpt { display: none; }
  .card-meta { padding-top: 4px; font-size: 12px; }
  .news-card.no-image .card-copy { min-height: 188px; padding: 14px 12px 10px; }
  .news-card.no-image .card-copy::before { width: 24px; height: 3px; margin-bottom: 10px; }
  .news-card.no-image .card-title { font-size: 17px; -webkit-line-clamp: 4; }
  .story-dialog { width: 100%; max-height: 94vh; margin: auto 0 0; border-radius: 16px 16px 0 0; }
  .story-content { padding: 23px 20px 34px; }
  .report-toolbar { padding: 16px; align-items: start; }
  .report-toolbar h2 { font-size: 15px; }
  .report-toolbar a { font-size: 12px; }
  #report-frame { height: 66vh; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } .news-card { transition: none; } }