/* 第6套：选型驱动 · 十二栏仪表盘 · 海军+正红 */
:root { --navy: #1a2744; --red: #c0392b; --paper: #f7f5f2; --line: #d9d3c9; }
body {
  margin: 0;
  background: var(--paper);
  color: #1d1a16;
  font: 15.5px/1.7 "Arial", "PingFang SC", "Microsoft YaHei", sans-serif;
}
.util {
  background: var(--navy);
  color: #d7deea;
  font-size: 12px;
  padding: 6px 4vw;
}
.brandrow {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 4vw;
  background: #fff;
  border-bottom: 4px solid var(--red);
}
.wordmark {
  font-size: 24px;
  font-weight: 800;
  color: var(--navy);
  text-decoration: none;
}
.menu a {
  margin-left: 16px;
  text-decoration: none;
  color: var(--navy);
  font-weight: 600;
}
.menu a.pick {
  color: #fff;
  background: var(--red);
  padding: 6px 12px;
}
.hero-dash {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 16px;
  padding: 28px 4vw 10px;
}
.hero-dash .span8 { grid-column: span 8; }
.hero-dash .span4 { grid-column: span 4; background: #fff; padding: 18px; border: 1px solid var(--line); }
.hero-dash h1 { margin: 0 0 12px; font-size: 28px; color: var(--navy); }
.redbtn, .navybtn {
  display: inline-block;
  padding: 11px 16px;
  margin: 10px 8px 0 0;
  text-decoration: none;
  font-weight: 700;
  color: #fff;
}
.redbtn { background: var(--red); }
.navybtn { background: var(--navy); }
.matrix {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 14px;
  padding: 8px 4vw 36px;
}
.pick-card {
  grid-column: span 4;
  background: #fff;
  padding: 16px 16px 18px;
  border-top: 5px solid var(--navy);
}
.pick-card.hot { border-top-color: var(--red); }
.pick-card h2 { margin: 0 0 8px; font-size: 18px; color: var(--navy); }
.wide {
  grid-column: span 12;
  background: #fff;
  padding: 20px 22px;
  border: 1px solid var(--line);
}
.wide h2 { margin: 0 0 10px; color: var(--red); font-size: 20px; }
table.sel { width: 100%; border-collapse: collapse; font-size: 14px; }
table.sel th, table.sel td { border: 1px solid var(--line); padding: 8px; text-align: left; }
table.sel th { background: var(--navy); color: #fff; }
.faq-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.faq-grid article { background: #faf8f4; padding: 12px; }
.faq-grid h3 { margin: 0 0 6px; font-size: 15px; color: var(--navy); }
.floor {
  background: var(--navy);
  color: #c5cedd;
  padding: 22px 4vw 30px;
  font-size: 12.5px;
}
.floor a { color: #ffb4ab; }
.chk { color: #b8f0c8; }
.mini a {
  display: inline-block;
  background: var(--red);
  color: #fff;
  padding: 7px 11px;
  margin: 4px 4px 0 0;
  text-decoration: none;
  font-size: 13px;
}
@media (max-width: 900px) {
  .hero-dash .span8, .hero-dash .span4, .pick-card { grid-column: span 12; }
  .faq-grid { grid-template-columns: 1fr; }
  .brandrow { flex-direction: column; align-items: flex-start; gap: 10px; }
  .menu a { margin-left: 0; margin-right: 10px; }
}