/* 软件下载页 — 简洁 */
:root {
  --bg: #f5f6fa;
  --ink: #1f2430;
  --muted: #7a8194;
  --card: #ffffff;
  --line: #e8ebf2;
  --brand: #fe2c55;
  --brand-dark: #e41f48;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  font-family: "DM Sans", "Microsoft YaHei UI", sans-serif;
  color: var(--ink);
  background: var(--bg);
}

.dl-page {
  max-width: 720px;
  margin: 0 auto;
  padding: 24px 18px 40px;
}

.dl-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 28px;
}

.dl-brand {
  font-weight: 700;
  color: var(--ink);
  text-decoration: none;
  font-size: 15px;
}

.dl-top nav {
  display: flex;
  gap: 14px;
}

.dl-top nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 13px;
  font-weight: 500;
}

.dl-top nav a.on,
.dl-top nav a:hover {
  color: var(--brand);
}

.dl-hero {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 28px 26px 24px;
  margin-bottom: 16px;
}

.dl-eyebrow {
  margin: 0 0 6px;
  color: var(--brand);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.dl-hero h1 {
  margin: 0 0 8px;
  font-size: 26px;
  line-height: 1.25;
  font-weight: 700;
}

.dl-desc {
  margin: 0 0 14px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.55;
}

.dl-meta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 16px;
  padding: 6px 10px;
  border-radius: 8px;
  background: #f3f5f9;
  font-size: 12px;
  color: #5c6478;
  font-weight: 500;
}

.dl-actions {
  display: flex;
  gap: 12px;
  align-items: center;
  flex-wrap: wrap;
}

.dl-btn {
  border: 0;
  background: linear-gradient(135deg, var(--brand), #ff6080);
  color: #fff;
  padding: 12px 22px;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 650;
  cursor: pointer;
  box-shadow: 0 6px 16px rgba(254, 44, 85, 0.22);
}

.dl-btn:hover { filter: brightness(1.03); }
.dl-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  box-shadow: none;
}

.dl-link {
  color: var(--muted);
  font-size: 13px;
  text-decoration: none;
}

.dl-link:hover { color: var(--brand); }

.dl-hint {
  margin: 12px 0 0;
  font-size: 12px;
  color: var(--muted);
  line-height: 1.5;
}

.dl-ann {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 18px 20px 16px;
}

.dl-ann-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 10px;
}

.dl-ann-head h2 {
  margin: 0;
  font-size: 15px;
  font-weight: 700;
}

.dl-ann-head span {
  font-size: 11px;
  color: var(--muted);
}

.dl-ann-list {
  display: grid;
  gap: 8px;
}

.dl-ann-item {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 12px 14px;
  background: #fafbfc;
}

.dl-ann-item b {
  display: block;
  margin-bottom: 4px;
  font-size: 13px;
}

.dl-ann-item p {
  margin: 0;
  white-space: pre-wrap;
  color: #4a5163;
  font-size: 13px;
  line-height: 1.5;
}

.dl-ann-item time {
  display: block;
  margin-top: 6px;
  font-size: 11px;
  color: var(--muted);
}

.dl-empty {
  color: var(--muted);
  font-size: 13px;
  padding: 4px 0;
}

.dl-foot {
  margin-top: 22px;
  text-align: center;
  color: var(--muted);
  font-size: 12px;
}

@media (max-width: 640px) {
  .dl-hero { padding: 22px 18px; }
  .dl-hero h1 { font-size: 22px; }
}