/* 第6套：选型卡片 · 石板紫 · 对半决策 */
:root {
  --violet: #6d28d9;
  --violet-d: #4c1d95;
  --slate: #334155;
  --slate-d: #0f172a;
  --ice: #f1f5f9;
  --card: #ffffff;
  --line: #cbd5e1;
  --mute: #64748b;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: "Segoe UI", "Helvetica Neue", "PingFang SC", "Microsoft YaHei", sans-serif;
  background: var(--ice);
  color: #1e293b;
  line-height: 1.7;
  font-size: 16px;
}
a { color: var(--violet); }
.topbar {
  background: var(--slate-d);
  color: #e2e8f0;
}
.topbar-in {
  width: min(1040px, calc(100% - 32px));
  margin: 0 auto;
  min-height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.brand-lock {
  display: flex;
  align-items: center;
  gap: 8px;
  color: #fff;
  text-decoration: none;
  font-weight: 700;
}
.brand-lock svg { width: 22px; height: 22px; }
.menu a {
  color: #cbd5e1;
  text-decoration: none;
  margin-left: 18px;
  font-size: 14px;
}
.menu a.current { color: #c4b5fd; border-bottom: 2px solid #c4b5fd; padding-bottom: 4px; }
.split-hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 360px;
}
.split-hero .dark {
  background: var(--slate);
  color: #f8fafc;
  padding: 56px 40px 48px 0;
}
.split-hero .dark > div { width: min(520px, 100%); margin-left: auto; padding-left: 24px; }
.split-hero .lite {
  background: #ede9fe;
  padding: 56px 24px 48px 40px;
}
.split-hero h1 { font-size: 30px; line-height: 1.35; margin: 0 0 14px; }
.split-hero .dark p { color: #cbd5e1; margin-bottom: 22px; }
.btn-v {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--violet);
  color: #fff;
  text-decoration: none;
  padding: 12px 18px;
  font-weight: 700;
  border-radius: 4px;
}
.btn-v svg { width: 18px; height: 18px; }
.seg { display: flex; flex-wrap: wrap; gap: 8px; }
.seg span {
  background: #fff;
  border: 1px solid #ddd6fe;
  padding: 8px 10px;
  border-radius: 6px;
  font-size: 13px;
  color: var(--slate);
}
.holder { width: min(1040px, calc(100% - 32px)); margin: 0 auto; }
.mod { padding: 42px 0 8px; }
.mod h2 { font-size: 24px; margin-bottom: 16px; color: var(--slate-d); }
.decide {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 18px 18px 16px;
}
.card strong { display: block; color: var(--violet-d); margin-bottom: 8px; }
.matrix {
  width: 100%;
  border-collapse: collapse;
  background: #fff;
}
.matrix th, .matrix td {
  border: 1px solid var(--line);
  padding: 10px 12px;
  text-align: left;
  font-size: 14px;
}
.matrix th { background: var(--violet-d); color: #fff; }
.installs a {
  display: inline-block;
  margin: 6px 8px 6px 0;
  padding: 8px 12px;
  border: 1px solid var(--violet);
  text-decoration: none;
  border-radius: 4px;
}
.faq-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.faq-grid h3 { font-size: 16px; color: var(--violet-d); margin-bottom: 6px; }
.tail {
  background: var(--slate-d);
  color: #94a3b8;
  margin-top: 40px;
  padding: 28px 0;
  font-size: 12px;
}
.tail a { color: #c4b5fd; margin-right: 12px; }
.tail .safe { color: #e2e8f0; margin-bottom: 8px; }
@media (max-width: 860px) {
  .split-hero, .decide, .faq-grid { grid-template-columns: 1fr; }
  .split-hero .dark, .split-hero .lite { padding: 28px 18px; }
  .topbar-in { flex-direction: column; padding: 12px 0; gap: 8px; }
}