:root {
  --page: #faf6ed;
  --surface: #ffffff;
  --text: #333333;
  --muted: #666666;
  --line: #e8dcd0;
  --nav: #cc0000;
  --nav-hot: #880000;
  --accent: #ba350f;
  --board: #ffecec;
  --pink: #ffcccc;
  --search: #fdf5f5;
  --hot: #c4397a;
  --cta: #cc0000;
  --cta-wash: rgba(186, 53, 15, 0.28);
  --cta-chop: rgba(80, 0, 0, 0.22);
  --wrap: 1080px;
  --cta-space: 96px;
  --radius: 8px;
}
*,
*::before,
*::after { box-sizing: border-box; }
html { background: var(--page); }
body {
  margin: 0;
  background: var(--page);
  color: var(--text);
  font-family: "Microsoft YaHei", "PingFang SC", Tahoma, Helvetica, sans-serif;
  font-size: 16px;
  line-height: 1.5;
  padding-bottom: var(--cta-space);
  overflow-wrap: break-word;
}
img { max-width: 100%; height: auto; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3 { line-height: 1.35; color: #222; }
h1 { font-size: 28px; font-weight: 700; margin: 0 0 12px; }
h2 { font-size: 20px; font-weight: 700; margin: 0 0 10px; }
h3 { font-size: 18px; font-weight: 700; margin: 0 0 8px; }
p { margin: 0 0 12px; }
.wrap {
  width: min(var(--wrap), calc(100% - 32px));
  margin: 0 auto;
}
.skip {
  position: absolute;
  left: -999px;
}
.skip:focus {
  left: 12px;
  top: 12px;
  z-index: 90;
  background: #fff;
  padding: 8px 12px;
}
.toptb {
  background: #fff8f8;
  border-bottom: 1px solid var(--pink);
  font-size: 13px;
  color: var(--muted);
}
.toptb .wrap {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 6px 0;
  flex-wrap: wrap;
}
.toptb button {
  border: 0;
  background: none;
  color: var(--muted);
  cursor: pointer;
  font: inherit;
  padding: 0;
}
.site-header {
  background: var(--surface);
  border-bottom: 1px solid var(--line);
}
.mast-row {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  padding: 14px 0 10px;
  flex-wrap: wrap;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--nav);
  font-weight: 700;
  font-size: 22px;
  text-decoration: none;
}
.brand:hover { text-decoration: none; color: var(--nav-hot); }
.brand img {
  display: block;
  height: 64px;
  width: auto;
  max-width: 220px;
  object-fit: contain;
  object-position: left center;
}
.login-box {
  background: #fff9f9;
  border: 1px solid var(--pink);
  padding: 10px 12px;
  min-width: min(100%, 280px);
}
.login-box p { margin: 0 0 6px; font-size: 14px; color: var(--muted); }
.login-grid {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 6px 8px;
  align-items: center;
}
.login-grid input {
  border: 1px solid var(--pink);
  padding: 6px 8px;
  font: inherit;
  min-width: 0;
  background: #fff;
}
.login-grid button,
.ghost {
  border: 1px solid #990000;
  background: var(--nav);
  color: #fff;
  padding: 6px 12px;
  font: inherit;
  cursor: pointer;
}
.ghost {
  background: #fff;
  color: var(--nav);
}
.login-note {
  display: none;
  margin-top: 8px;
  color: var(--accent);
  font-size: 14px;
}
.login-note.is-on { display: block; }
.nav-bar {
  background: var(--nav);
  color: #fff;
}
.nav-bar .wrap {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 40px;
  flex-wrap: wrap;
}
.nav-toggle {
  display: none;
  border: 1px solid rgba(255,255,255,.5);
  background: var(--nav-hot);
  color: #fff;
  padding: 6px 10px;
  font: inherit;
  cursor: pointer;
}
.nav-main {
  display: flex;
  flex-wrap: wrap;
  gap: 2px 0;
}
.nav-main a {
  color: #fff;
  padding: 10px 14px;
  text-decoration: none;
  display: inline-block;
}
.nav-main a:hover,
.nav-main a[aria-current="page"] {
  background: var(--nav-hot);
  text-decoration: none;
}
.drawer {
  display: none;
}
.drawer.is-open { display: block; }
.drawer-mask {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.35);
  z-index: 40;
}
.drawer-panel {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  width: min(280px, 86vw);
  background: #fff;
  z-index: 41;
  padding: 20px 16px;
  overflow: auto;
  box-shadow: 4px 0 18px rgba(0,0,0,.12);
}
.drawer-panel a {
  display: block;
  padding: 10px 8px;
  border-bottom: 1px solid var(--line);
  color: var(--text);
}
.quick {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin: 18px 0 8px;
}
.quick a {
  display: block;
  background: #fff9f9;
  border: 1px solid var(--pink);
  border-radius: var(--radius);
  padding: 14px 16px;
  color: var(--text);
  text-decoration: none;
  min-height: 90px;
}
.quick a:hover {
  border-color: var(--hot);
  text-decoration: none;
}
.quick strong {
  display: block;
  color: var(--hot);
  font-size: 16px;
  margin-bottom: 4px;
}
.quick span {
  color: var(--muted);
  font-size: 14px;
}
.scbar {
  display: flex;
  gap: 8px;
  background: var(--search);
  border: 1px solid var(--pink);
  padding: 10px 12px;
  margin: 14px 0;
  flex-wrap: wrap;
  align-items: center;
}
.scbar input {
  flex: 1;
  min-width: 160px;
  border: 1px solid var(--nav);
  padding: 8px 10px;
  font: inherit;
}
.scbar button {
  background: var(--nav);
  color: #fff;
  border: 0;
  padding: 8px 16px;
  font: inherit;
  cursor: pointer;
}
.scbar-hint { font-size: 14px; color: var(--muted); margin: 0; }
.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 8px 0 16px;
}
.chips span,
.chip {
  display: inline-block;
  background: var(--board);
  border: 1px solid var(--pink);
  padding: 4px 10px;
  font-size: 14px;
  color: var(--accent);
}
.board {
  background: var(--surface);
  border: 1px solid var(--pink);
  margin: 0 0 16px;
}
.board summary,
.board-h {
  background: var(--board);
  padding: 10px 14px;
  font-weight: 700;
  cursor: pointer;
  list-style: none;
}
.board summary::-webkit-details-marker { display: none; }
.board-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px 16px;
  padding: 12px 14px;
  border-top: 1px solid var(--line);
  align-items: start;
}
.board-row h3 { margin: 0 0 4px; font-size: 17px; }
.board-row h3 a { color: var(--nav); }
.board-row p { margin: 0; color: var(--muted); font-size: 15px; }
.board-row em {
  font-style: normal;
  color: #999;
  font-size: 13px;
  white-space: nowrap;
}
.mast {
  padding: 22px 0 8px;
}
.lead { font-size: 17px; }
.kicker {
  color: var(--accent);
  font-size: 14px;
  margin: 0 0 6px;
  font-weight: 700;
}
.grid-3,
.grid-2 {
  display: grid;
  gap: 14px;
  margin: 12px 0 20px;
}
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: 1fr 1fr; }
.card {
  background: var(--surface);
  border: 1px solid var(--line);
  padding: 14px 16px;
}
.card h3 { color: var(--nav); }
.lanes {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin: 12px 0 20px;
}
.lane {
  background: #fff;
  border: 1px solid var(--pink);
  padding: 14px;
}
.lane h3 { color: var(--hot); }
.sheet-wrap { overflow-x: auto; margin: 12px 0 20px; }
.sheet {
  width: 100%;
  min-width: 32em;
  border-collapse: collapse;
  background: #fff;
}
.sheet th,
.sheet td {
  text-align: left;
  padding: 10px 12px;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
  overflow-wrap: normal;
  word-break: keep-all;
}
.sheet th { background: var(--board); }
.faq details {
  background: #fff;
  border: 1px solid var(--line);
  margin: 0 0 8px;
  padding: 10px 14px;
}
.faq summary { cursor: pointer; font-weight: 700; }
.crumb { color: var(--muted); font-size: 14px; margin: 16px 0 8px; }
.prose { padding: 8px 0 28px; }
.prose h2 { margin-top: 22px; }
.site-footer {
  border-top: 1px solid var(--line);
  background: #fff;
  padding: 22px 0 28px;
  margin-top: 12px;
}
.foot-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: 18px;
}
.site-footer ul { list-style: none; margin: 0; padding: 0; }
.site-footer li { margin: 0 0 6px; }
.site-footer a { color: var(--text); }
.site-footer .brand-foot {
  color: var(--nav);
  font-weight: 700;
  font-size: 18px;
}
.note {
  background: #fff9f9;
  border: 1px solid var(--pink);
  padding: 12px 14px;
  margin: 12px 0;
}
.site-cta {
  position: fixed;
  z-index: 60;
  left: 50%;
  bottom: calc(14px + env(safe-area-inset-bottom, 0px));
  transform: translateX(-50%);
  width: min(520px, 38vw);
  min-width: 400px;
  min-height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--cta);
  color: #fff !important;
  font-size: 16px;
  font-weight: 700;
  text-decoration: none !important;
  overflow: hidden;
  box-shadow: 0 6px 18px rgba(120, 0, 0, 0.22);
}
.site-cta span { position: relative; z-index: 1; }
.site-cta:hover,
.site-cta:focus-visible {
  background: var(--nav-hot);
  color: #fff !important;
}
.site-cta::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(120% 160% at 28% 50%, var(--cta-wash) 0%, transparent 72%);
  opacity: 0;
  animation: cta-cinnabar-seep 3.1s cubic-bezier(.2, .7, .3, 1) infinite;
  pointer-events: none;
}
.site-cta::after {
  content: "";
  position: absolute;
  right: 22px;
  top: 50%;
  width: 34px;
  height: 34px;
  margin-top: -17px;
  border-radius: 50%;
  background: var(--cta-chop);
  transform: scale(.96);
  opacity: .2;
  animation: cta-chop-press 3.1s cubic-bezier(.2, .7, .3, 1) infinite;
  animation-delay: .45s;
  pointer-events: none;
}
@keyframes cta-cinnabar-seep {
  0%, 52% { opacity: 0; }
  66% { opacity: .3; }
  84%, 100% { opacity: 0; }
}
@keyframes cta-chop-press {
  0%, 58% { opacity: .18; transform: scale(.96); }
  70% { opacity: .28; transform: scale(1); }
  84%, 100% { opacity: .18; transform: scale(.96); }
}
@media (max-width: 1100px) {
  .nav-toggle { display: inline-block; }
  .nav-main { display: none; }
  .quick { grid-template-columns: 1fr 1fr; }
  .grid-3, .lanes { grid-template-columns: 1fr 1fr; }
  .board-row em { white-space: normal; }
}
@media (max-width: 768px) {
  h1 { font-size: 24px; }
  .mast-row { align-items: stretch; }
  .quick, .grid-3, .grid-2, .lanes, .foot-grid { grid-template-columns: 1fr; }
  .site-cta {
    left: 16px;
    right: 16px;
    width: auto;
    min-width: 0;
    transform: none;
  }
}
@media (prefers-reduced-motion: reduce) {
  .site-cta::before,
  .site-cta::after {
    animation: none;
  }
  .site-cta::before { opacity: .22; transform: scale(1); }
  .site-cta::after { opacity: .22; transform: scale(1); }
}