/* 智慧基层 · 下载中心专属样式 */
:root {
  --brand: #07c160;
  --brand-dark: #059a4c;
  --brand-deep: #036b35;
  --ink: #16281f;
  --ink-2: #465a4f;
  --muted: #7b8d83;
  --bg: #f5faf7;
  --card: #fff;
  --border: #e2ece6;
  --gold: #d9a441;
  --danger: #d9534f;
  --radius: 16px;
}
body { font-family: "PingFang SC", "Microsoft YaHei", "微软雅黑", sans-serif; color: var(--ink); background: var(--bg); font-size: 15px; line-height: 1.75; margin: 0; }
a { color: var(--brand-dark); text-decoration: none; }
code { font-family: Consolas, "Courier New", monospace; }
.topbar { position: sticky; top: 0; z-index: 100; background: rgba(255,255,255,.93); backdrop-filter: blur(10px); border-bottom: 1px solid var(--border); }
.topbar-inner { max-width: 1160px; margin: 0 auto; padding: 0 20px; height: 62px; display: flex; align-items: center; gap: 28px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 19px; }
.brand img { width: 34px; height: 34px; border-radius: 8px; }
.brand small { font-weight: 400; color: var(--muted); font-size: 12px; }
.nav-links { display: flex; gap: 24px; margin-left: auto; align-items: center; }
.nav-links a { color: var(--ink-2); font-size: 14.5px; font-weight: 500; }
.nav-links a:hover { color: var(--brand-dark); }

/* ── Hero ── */
.dl-hero { position: relative; overflow: hidden; color: #fff; padding: 72px 20px 96px;
  background: linear-gradient(155deg, #04291a 0%, #055f33 52%, #07a04e 100%); }
.dl-hero-glow { position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(760px 340px at 18% -10%, rgba(122,240,183,.28), transparent 62%),
              radial-gradient(560px 300px at 88% 12%, rgba(217,164,65,.20), transparent 60%); }
.dl-hero-inner { position: relative; max-width: 1160px; margin: 0 auto; }
.tag { display: inline-block; font-size: 12px; letter-spacing: .18em; font-weight: 700;
  color: #9ff0c6; border: 1px solid rgba(159,240,198,.4); border-radius: 999px; padding: 4px 13px; }
.dl-hero h1 { font-size: 46px; line-height: 1.18; margin: 18px 0 12px; letter-spacing: -.5px; }
.dl-hero .sub { max-width: 700px; font-size: 17px; color: rgba(255,255,255,.86); }
.dl-hero .sub b { color: #ffd489; }
.dl-trust { margin-top: 26px; display: flex; flex-wrap: wrap; gap: 10px; }
.t-item { background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.2);
  border-radius: 999px; padding: 7px 15px; font-size: 13.5px; color: rgba(255,255,255,.94); }
.t-item i { font-style: normal; margin-right: 5px; }

/* ── 布局 ── */
.dl-wrap { max-width: 1160px; margin: 0 auto; padding: 0 20px 70px; }
.dl-quick { display: grid; grid-template-columns: 1.15fr 1fr; gap: 20px; margin: -46px 0 30px; }
.qcard { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 26px 26px 24px; box-shadow: 0 10px 30px rgba(6,60,36,.08); position: relative; }
.qcard.q-main { border-color: rgba(7,193,96,.42); box-shadow: 0 16px 40px rgba(7,150,80,.16); }
.qtag { position: absolute; top: -11px; left: 24px; background: var(--brand); color: #fff;
  font-size: 12px; font-weight: 700; padding: 4px 13px; border-radius: 999px; }
.qtag-alt { background: var(--ink); }
.qico { font-size: 38px; line-height: 1; margin-bottom: 8px; }
.qcard h3 { font-size: 22px; margin: 0 0 8px; }
.qcard p { color: var(--ink-2); font-size: 14.5px; }
.qlist { list-style: none; margin: 14px 0 20px; padding: 0; }
.qlist li { font-size: 14px; color: var(--ink-2); padding: 4px 0; }
.btn-primary { display: inline-block; background: var(--brand); color: #fff !important; font-weight: 700;
  padding: 12px 26px; border-radius: 999px; font-size: 15px; border: none; cursor: pointer;
  box-shadow: 0 6px 18px rgba(7,193,96,.32); transition: .15s; }
.btn-primary:hover { background: var(--brand-dark); transform: translateY(-1px); }
.btn-alt { background: var(--ink); box-shadow: 0 6px 18px rgba(20,40,32,.28); }
.btn-alt:hover { background: #0c1a13; }
.btn-ghost { display: block; text-align: center; margin-top: 10px; font-size: 14px; color: var(--muted); }
.btn-line { display: block; text-align: center; margin-top: 9px; font-size: 13.5px; color: var(--muted); }
.qmeta { margin-top: 10px; font-size: 12.5px; color: var(--muted); }

/* ── 安全提示 ── */
.dl-safe { display: flex; gap: 18px; background: linear-gradient(180deg,#fffdf6,#fff8e8);
  border: 1px solid #f0dfb4; border-left: 5px solid var(--gold); border-radius: var(--radius);
  padding: 24px 26px; margin: 30px 0 8px; }
.safe-icon { font-size: 34px; line-height: 1; }
.safe-body h3 { margin: 0 0 8px; font-size: 19px; }
.safe-body p { color: var(--ink-2); font-size: 14.5px; }
.safe-body b { color: var(--ink); }
.safe-steps { margin: 12px 0 10px; padding-left: 22px; color: var(--ink-2); font-size: 14.5px; }
.safe-steps li { margin: 7px 0; }
.safe-steps code, .safe-tip code { background: #fff; border: 1px solid #e8d9ae; border-radius: 5px;
  padding: 1px 6px; font-size: 13px; color: #7a5a12; }
.safe-tip { background: #fff; border-radius: 10px; padding: 11px 14px; font-size: 14px; }

/* ── 标题 ── */
.dl-h2 { font-size: 27px; margin: 46px 0 18px; letter-spacing: -.3px;
  display: flex; align-items: center; gap: 12px; }
.dl-h2::before { content: ""; width: 6px; height: 26px; border-radius: 3px;
  background: linear-gradient(180deg, var(--brand), var(--brand-deep)); }

/* ── 下载列表 ── */
.dl-list { display: flex; flex-direction: column; gap: 14px; }
.ditem { display: flex; gap: 20px; align-items: flex-start; background: var(--card);
  border: 1px solid var(--border); border-radius: var(--radius); padding: 22px 24px;
  transition: .18s; }
.ditem:hover { border-color: rgba(7,193,96,.42); box-shadow: 0 10px 26px rgba(6,60,36,.08); transform: translateY(-2px); }
.di-ico { font-size: 34px; line-height: 1; background: #f0faf4; border-radius: 12px;
  width: 62px; height: 62px; display: flex; align-items: center; justify-content: center; flex: 0 0 62px; }
.di-main { flex: 1; min-width: 0; }
.di-title { font-size: 18.5px; font-weight: 700; display: flex; align-items: center; gap: 9px; flex-wrap: wrap; }
.di-badge { font-size: 11.5px; font-weight: 700; color: #fff; background: var(--gold);
  border-radius: 999px; padding: 2px 9px; }
.di-desc { color: var(--ink-2); font-size: 14px; margin: 6px 0 10px; }
.di-desc b { color: var(--ink); }
.di-meta { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 10px; }
.di-meta span { font-size: 12.5px; color: var(--ink-2); background: #f2f7f4;
  border: 1px solid var(--border); border-radius: 6px; padding: 2px 9px; }
.di-sha { display: flex; align-items: center; gap: 8px; font-size: 12.5px; color: var(--muted); flex-wrap: wrap; }
.di-sha label { font-weight: 700; color: var(--ink-2); }
.di-sha code { background: #f6faf8; border: 1px solid var(--border); border-radius: 6px;
  padding: 3px 9px; color: #4a5d52; word-break: break-all; }
.copy-btn { background: #fff; border: 1px solid var(--border); border-radius: 6px;
  padding: 3px 11px; cursor: pointer; font-size: 12.5px; color: var(--brand-dark); }
.copy-btn:hover { border-color: var(--brand); background: #f0faf4; }
.di-act { flex: 0 0 190px; text-align: center; padding-top: 6px; }
.di-act .btn-primary { display: block; width: 100%; }

/* ── 安装指引 ── */
.dl-guide { display: grid; grid-template-columns: repeat(auto-fit, minmax(255px, 1fr)); gap: 16px; }
.gstep { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px 20px 18px; position: relative; }
.gnum { width: 32px; height: 32px; border-radius: 50%; background: var(--brand); color: #fff;
  display: flex; align-items: center; justify-content: center; font-weight: 800; font-size: 16px; margin-bottom: 10px; }
.gstep h4 { margin: 0 0 6px; font-size: 16.5px; }
.gstep p { color: var(--ink-2); font-size: 14px; margin: 0; }
.gstep code { background: #f2f7f4; border-radius: 5px; padding: 1px 6px; font-size: 13px; }

/* ── FAQ ── */
.dl-faq { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 6px 24px; }
.dl-faq details { border-bottom: 1px solid var(--border); }
.dl-faq details:last-child { border-bottom: none; }
.dl-faq summary { cursor: pointer; font-weight: 600; padding: 15px 0; font-size: 15.5px; list-style: none; position: relative; padding-right: 28px; }
.dl-faq summary::-webkit-details-marker { display: none; }
.dl-faq summary::after { content: "＋"; position: absolute; right: 4px; top: 13px; color: var(--muted); font-weight: 400; font-size: 18px; }
.dl-faq details[open] summary::after { content: "－"; }
.dl-faq .a { color: var(--ink-2); font-size: 14.5px; padding: 0 0 16px; }
.dl-faq .a b { color: var(--ink); }
.dl-faq .a code { background: #f2f7f4; border-radius: 5px; padding: 1px 6px; font-size: 13px; }

/* ── 页脚 ── */
.dl-foot { margin-top: 46px; padding-top: 22px; border-top: 1px solid var(--border);
  display: flex; justify-content: space-between; align-items: center; gap: 18px; flex-wrap: wrap; }
.dl-help { font-size: 14px; color: var(--ink-2); }
.dl-help b { color: var(--ink); margin-right: 8px; }
.dl-copy { font-size: 13px; color: var(--muted); }

@media (max-width: 860px) {
  .dl-quick { grid-template-columns: 1fr; }
  .ditem { flex-direction: column; }
  .di-act { flex: 1 1 auto; width: 100%; }
  .di-act .btn-primary { width: auto; display: inline-block; padding: 12px 30px; }
  .dl-hero h1 { font-size: 34px; }
  .nav-links { gap: 14px; font-size: 14px; }
  .nav-links a:nth-child(3), .nav-links a:nth-child(4) { display: none; }
}