.about-page {
  display:flex;
  flex-direction:column;
  min-height:100svh;
}
.ghost-brand { font-size:24px; gap:8px; }
.ghost-brand img { width:38px; height:38px; object-fit:contain; }
.header-label { color:#7d899a; font-size:10px; font-weight:500; }
.about-shell {
  width:min(100% - 40px, 480px);
  flex:1;
  display:grid;
  align-content:center;
  margin:0 auto;
  padding:30px 0;
}
.about-card {
  overflow:hidden;
  padding:27px 24px 9px;
  background:#fff;
  border:1px solid #e6ebf3;
  border-radius:22px;
  box-shadow:0 8px 32px #29436604;
  animation:soft-arrival .45s cubic-bezier(.22,1,.36,1) both;
}
.app-identity { text-align:center; padding:0 0 28px; }
.app-logo { width:122px; height:122px; margin:0 auto 17px; object-fit:contain; }
.app-identity h1 { font-size:29px; font-weight:750; line-height:1.3; letter-spacing:-1px; }
.app-identity p { color:#8792a2; font-size:11px; line-height:1.6; margin-top:7px; }
.app-info { margin:0; border-top:1px solid #edf0f5; }
.app-info>div {
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  min-height:59px;
  padding:16px 0;
  border-bottom:1px solid #f0f2f6;
}
.app-info>div:last-child { border-bottom:0; }
.app-info dt { color:#7d899b; font-size:11px; flex-shrink:0; }
.app-info dd {
  display:flex;
  align-items:center;
  justify-content:flex-end;
  gap:7px;
  margin:0;
  min-width:0;
  text-align:right;
  color:#263246;
  font-size:12px;
  font-weight:600;
}
.alpha-label { padding:4px 7px; border-radius:5px; background:#edf5ff; color:#4582c4; font-size:9px; font-weight:600; }
.app-info .mono,.app-info code { font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace; letter-spacing:.6px; }
.app-info code { font-size:11px; color:#60728b; font-weight:400; overflow-wrap:anywhere; }
.about-footer { padding:0 20px max(24px,env(safe-area-inset-bottom)); text-align:center; color:#9ca6b4; font-size:9px; }
@media(min-width:760px) {
  .about-shell { padding:48px 0; }
  .about-card { padding:32px 32px 12px; }
  .app-logo { width:136px; height:136px; }
  .app-identity { padding-bottom:31px; }
  .app-identity h1 { font-size:31px; }
  .app-info>div { min-height:63px; }
  .app-info dt { font-size:12px; }
  .app-info dd { font-size:13px; }
  .app-info code { font-size:12px; }
  .header-label { font-size:11px; }
  .about-footer { padding-bottom:28px; }
}
@media(max-width:359px) {
  .ghost-brand { font-size:22px; }
  .ghost-brand img { width:32px; height:32px; }
  .header-label { font-size:9px; }
  .about-shell { width:calc(100% - 32px); }
  .about-card { padding:24px 19px 7px; }
  .app-logo { width:110px; height:110px; }
  .app-info>div { gap:10px; }
  .app-info code { font-size:10px; letter-spacing:.3px; }
}
@media(prefers-reduced-motion:reduce) {
  .about-card { animation:none; }
}