/* TensorMesh 发布页 · 冷静科技风 */
:root {
  color-scheme: light;
  --fg: #111827;
  --muted: #5f6b7a;
  --faint: #94a3b8;
  --line: #e2e8f0;
  --bg: #fbfbfa;
  --brand: #0f766e;
  --brand-light: #14b8a6;
  --surface: #f1f5f9;
}

* { box-sizing: border-box; }
html, body { margin: 0; }

body {
  background: var(--bg);
  color: var(--fg);
  font: 16px/1.65 "Segoe UI", system-ui, -apple-system, "Microsoft YaHei", sans-serif;
  display: flex;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

.wrap {
  margin: auto;
  width: 100%;
  max-width: 720px;
  padding: 56px 24px 36px;
  display: flex;
  flex-direction: column;
  gap: 48px;
}

.top { display: flex; align-items: center; gap: 10px; }
.logo { width: 28px; height: 28px; display: block; }
.name { font-weight: 650; letter-spacing: .2px; }

.hero { display: flex; flex-direction: column; gap: 14px; }

.badge {
  align-self: flex-start;
  margin: 0;
  padding: 3px 11px;
  border: 1px solid var(--line);
  border-radius: 99px;
  background: #fff;
  color: var(--muted);
  font-size: 13px;
}

h1 { margin: 0; font-size: 32px; font-weight: 650; letter-spacing: .2px; }
.lead { margin: 0; color: var(--muted); }

.actions { display: flex; flex-direction: column; gap: 10px; margin-top: 12px; }

.btn {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  padding: 15px 18px;
  border-radius: 12px;
  border: 1px solid transparent;
  text-decoration: none;
  font-weight: 550;
  font-size: 15.5px;
  transition: background .15s, border-color .15s, color .15s, transform .15s;
}
.btn small { font-weight: 400; font-size: 13px; opacity: .65; }
.btn-primary { background: var(--fg); color: #fff; }
.btn-primary:hover { background: var(--brand); border-color: var(--brand); }
.btn-ghost { background: #fff; border-color: var(--line); color: var(--fg); }
.btn-ghost:hover { border-color: var(--brand-light); color: var(--brand); }

.links { display: flex; flex-wrap: wrap; gap: 20px; margin: 8px 0 0; font-size: 14px; }
.links a { color: var(--muted); text-decoration: none; }
.links a:hover { color: var(--brand); }

.screenshot {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow: hidden;
  background: var(--surface);
  box-shadow: 0 10px 30px rgba(15, 23, 42, .08);
}
.screenshot img {
  display: block;
  width: 100%;
  height: auto;
}
.screenshot-secondary { opacity: .96; }

.features h2 {
  margin: 0 0 18px;
  font-size: 20px;
  font-weight: 650;
}
.features ul {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.features li {
  position: relative;
  padding-left: 22px;
  color: var(--muted);
  font-size: 14.5px;
  line-height: 1.7;
}
.features li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--brand-light);
}
.features li b { color: var(--fg); font-weight: 600; }

footer { color: var(--faint); font-size: 13px; }

@media (min-width: 520px) {
  .actions { flex-direction: row; }
  .btn { flex: 1; justify-content: center; }
}

@media (prefers-reduced-motion: reduce) {
  .btn { transition: none; }
}