:root {
  --ink: #14243a;
  --muted: #718096;
  --navy: #173768;
  --navy-deep: #102a50;
  --gold: #d7b56d;
  --line: #e5eaf0;
  --paper: #ffffff;
  --wash: #f4f7fb;
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
  -webkit-font-smoothing: antialiased;
}

.hero {
  min-height: 250px;
  padding: calc(42px + env(safe-area-inset-top)) 24px 38px;
  display: flex;
  align-items: flex-end;
  gap: 18px;
  color: #fff;
  background:
    radial-gradient(circle at 88% 12%, rgba(215,181,109,.24), transparent 27%),
    linear-gradient(145deg, var(--navy-deep), var(--navy));
}

.brand-mark {
  width: 54px;
  height: 54px;
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  border: 1px solid rgba(255,255,255,.34);
  border-radius: 17px;
  color: var(--gold);
  font: 700 23px/1 serif;
  background: rgba(255,255,255,.08);
}

.eyebrow, .section-index {
  margin: 0 0 7px;
  font-size: 12px;
  line-height: 1.4;
  letter-spacing: .16em;
}

.eyebrow { color: rgba(255,255,255,.62); }
.hero h1 { margin: 0; font-size: clamp(34px, 9vw, 50px); line-height: 1.12; letter-spacing: .04em; }
.subtitle { margin: 8px 0 0; color: rgba(255,255,255,.76); font-size: 16px; }

main { width: min(100%, 760px); margin: 0 auto; padding: 36px 20px 24px; }
section { margin-bottom: 52px; }

.section-heading {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}

.section-index { color: #8c99ab; }
.section-heading h2 { margin: 0; color: var(--navy); font-size: 28px; line-height: 1.2; }
.section-heading h2::after { content: ""; display: block; width: 36px; height: 3px; margin-top: 11px; border-radius: 99px; background: var(--gold); }
.count, .verified { color: var(--muted); font-size: 13px; white-space: nowrap; }
.verified { color: #247251; }
.verified i { display: inline-block; width: 7px; height: 7px; margin-right: 6px; border-radius: 50%; background: #35a36f; }

.report-list {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: 0 12px 35px rgba(23,55,104,.07);
}

.report-card {
  width: 100%;
  border: 0;
  font: inherit;
  text-align: left;
  cursor: pointer;
  min-height: 104px;
  display: flex;
  align-items: center;
  gap: 15px;
  padding: 20px 18px;
  color: inherit;
  text-decoration: none;
  background: #fff;
  transition: background .18s ease, transform .18s ease;
}

.report-card + .report-card { border-top: 1px solid var(--line); }
.report-card:active { background: #f6f8fb; transform: scale(.992); }
.report-card:focus-visible { outline: 3px solid rgba(23,55,104,.25); outline-offset: -3px; }

.file-icon {
  width: 51px;
  height: 58px;
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  border-radius: 10px 10px 10px 4px;
  color: #fff;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .04em;
  box-shadow: 0 6px 14px rgba(28,44,69,.15);
}

.file-icon.pdf { background: linear-gradient(145deg, #e34a50, #c52f38); }
.file-icon.image { background: linear-gradient(145deg, #e2b34e, #ca8a27); }
.file-copy { min-width: 0; flex: 1; }
.file-copy strong { display: block; margin-bottom: 8px; font-size: 17px; line-height: 1.45; font-weight: 600; }
.file-copy span { color: #8b96a5; font-size: 13px; }
.open-icon { color: #8090a4; font-size: 22px; }
.tip { margin: 12px 4px 0; color: #8b96a5; font-size: 13px; line-height: 1.7; }

.product-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); margin: 0; border-top: 1px solid var(--line); }
.product-grid div { min-width: 0; padding: 22px 4px; border-bottom: 1px solid var(--line); }
.product-grid div:nth-child(even) { padding-left: 24px; }
.product-grid dt { margin-bottom: 8px; color: #8993a2; font-size: 14px; }
.product-grid dd { margin: 0; font-size: 17px; line-height: 1.5; }

.notice {
  display: flex;
  gap: 14px;
  padding: 20px;
  border: 1px solid #e5d5af;
  border-radius: 16px;
  background: #fcf9f1;
}
.notice-mark { width: 26px; height: 26px; display: grid; place-items: center; flex: 0 0 auto; border-radius: 50%; color: #fff; background: #b99342; font: 700 15px/1 serif; }
.notice h2 { margin: 1px 0 6px; font-size: 16px; }
.notice p { margin: 0; color: #6d6657; font-size: 14px; line-height: 1.7; }

footer { padding: 28px 20px calc(28px + env(safe-area-inset-bottom)); text-align: center; color: #8993a2; background: var(--wash); }
footer p { margin: 0 0 5px; color: #657287; font-size: 14px; }
footer span { font-size: 12px; }

body.viewer-open { overflow: hidden; width: 100%; height: 100%; }
.viewer {
  display: none;
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 100%;
  height: 100vh;
  z-index: 1000;
  flex-direction: column;
  color: #fff;
  background: rgba(7, 14, 26, .96);
}
.viewer.is-open { display: flex; }
.viewer-bar {
  min-height: 64px;
  padding: calc(10px + env(safe-area-inset-top)) 14px 10px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  background: rgba(9, 19, 34, .96);
  border-bottom: 1px solid rgba(255,255,255,.12);
}
.viewer-bar strong { display: block; font-size: 16px; }
.viewer-bar span { display: block; margin-top: 3px; color: rgba(255,255,255,.62); font-size: 12px; }
.viewer-close {
  width: 44px;
  height: 44px;
  flex: 0 0 auto;
  border: 1px solid rgba(255,255,255,.2);
  border-radius: 50%;
  color: #fff;
  background: rgba(255,255,255,.1);
  font: 300 32px/1 system-ui, sans-serif;
  cursor: pointer;
}
.viewer-body {
  flex: 1;
  min-height: 0;
  overflow: auto;
  overscroll-behavior: contain;
  touch-action: pan-x pan-y pinch-zoom;
  -webkit-overflow-scrolling: touch;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 14px;
}
.viewer-body img + img { margin-top: 12px; }
.viewer-body.single { justify-content: center; }
.viewer-body img {
  display: block;
  width: auto;
  max-width: 100%;
  height: auto;
  background: #fff;
  box-shadow: 0 4px 20px rgba(0,0,0,.35);
  touch-action: pan-x pan-y pinch-zoom;
  -webkit-user-select: none;
  user-select: none;
}
.viewer-body.single img {
  max-height: calc(100vh - 135px - env(safe-area-inset-top) - env(safe-area-inset-bottom));
  object-fit: contain;
  cursor: zoom-out;
}
.viewer-body.report img { width: min(100%, 860px); }
.viewer-hint {
  min-height: calc(38px + env(safe-area-inset-bottom));
  margin: 0;
  padding: 8px 16px calc(8px + env(safe-area-inset-bottom));
  color: rgba(255,255,255,.62);
  text-align: center;
  font-size: 12px;
  background: rgba(9, 19, 34, .96);
}

@media (min-width: 720px) {
  .hero { min-height: 300px; justify-content: center; padding-bottom: 55px; }
  main { padding-top: 50px; }
  .report-card:hover { background: #f8fafc; }
}

@media (max-width: 380px) {
  .hero { min-height: 220px; }
  main { padding-inline: 16px; }
  .product-grid { grid-template-columns: 1fr; }
  .product-grid div:nth-child(even) { padding-left: 4px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; }
}