:root { --pwa-bg: light-dark(#f3f6ef,#10201e); --pwa-ink: light-dark(#253e35,#e4eee6); --pwa-muted: light-dark(#586b60,#a6b9ad); --pwa-line: light-dark(#d9e3d6,#31443c); }
.pwa-install { box-sizing: border-box; display: flex; align-items: center; gap: 12px; width: min(700px,calc(100% - 32px)); margin: 16px auto 0; padding: 12px 0; color: var(--pwa-ink); font: 13px/1.5 system-ui,sans-serif; border-bottom: 1px solid var(--pwa-line); }
.pwa-install[hidden], #pwa-help [hidden], .pwa-footer [hidden] { display: none; }
.pwa-install img { border-radius: 11px; flex: 0 0 40px; }
.pwa-install div { flex: 1; min-width: 0; }
.pwa-install strong { display: block; font-weight: 500; }
.pwa-install span { display: block; font-size: 11px; color: var(--pwa-muted); }
.pwa-install button, #pwa-help button, .pwa-footer button { border: 0; border-radius: 10px; padding: 10px 15px; min-height: 44px; background: var(--pwa-ink); color: var(--pwa-bg); font: 13px/1.5 system-ui,sans-serif; cursor: pointer; }
#pwa-help { box-sizing: border-box; width: min(420px,calc(100% - 32px)); max-height: calc(100% - 48px); border: 1px solid var(--pwa-line); border-radius: 22px; padding: 26px; background: var(--pwa-bg); color: var(--pwa-ink); font: 14px/1.6 system-ui,sans-serif; }
#pwa-help::backdrop { background: #0b211c88; }
#pwa-help h2 { margin: 0 0 15px; font: 400 26px/1.2 Georgia,serif; letter-spacing: -.6px; }
#pwa-help p { margin: 12px 0; }
#pwa-help ol { margin: 12px 0; padding-left: 20px; }
#pwa-help li { padding: 5px 0 5px 3px; }
#pwa-help .pwa-help-note { color: var(--pwa-muted); font-size: 12px; }
#pwa-help form { margin-top: 18px; text-align: right; }
.pwa-footer { box-sizing: border-box; display: flex; align-items: center; justify-content: center; flex-wrap: wrap; gap: 12px; max-width: 700px; margin: 0 auto; padding: 12px 20px 24px; font: 11px/1.5 system-ui,sans-serif; color: var(--pwa-muted); }
.pwa-footer button { background: transparent; color: var(--pwa-ink); text-decoration: underline; padding: 0 8px; }
@media (display-mode: standalone) { .pwa-install { display: none; } }
@media (max-width: 380px) { .pwa-install { gap: 9px; } .pwa-install strong { font-size: 12px; } .pwa-install button { padding: 10px 12px; } }