.app-install-entry{background:transparent!important;color:#28695a!important;border:1px solid #b8cdbd!important;min-height:48px}.app-header-entry{font-size:11px!important;min-height:28px!important;padding:4px 10px!important;border:1px solid #d5e0d1!important;border-radius:6px!important;white-space:nowrap;background:#fafcf7}#appInstallDialog{width:min(510px,calc(100vw - 28px));max-height:88dvh;overflow:auto;padding:24px;border:1px solid #ceddce;border-radius:16px;color:#264539;background:#fbfcf8;line-height:1.75;box-shadow:0 20px 70px #173c3928}#appInstallDialog::backdrop{background:#1c372f66;backdrop-filter:blur(3px)}.app-dialog-head{display:flex;align-items:start;gap:16px;justify-content:space-between}.app-dialog-head small{font-size:11px;color:#7a8d7d}.app-dialog-head h2{font-size:22px;line-height:1.5;margin:5px 0 20px}#appClose{font-size:22px;border:1px solid #d7e1d4;border-radius:8px;padding:0;min-width:34px;min-height:34px;background:white}.app-preview{display:flex;gap:15px;align-items:center;background:#eff4eb;padding:16px;border-radius:12px}.app-preview img{border-radius:14px;flex:none}.app-preview b{font-size:18px}.app-preview p{font-size:12px;color:#708371;margin:2px 0}.app-platforms{display:flex;gap:7px;margin:18px 0 8px}.app-platforms button{font:inherit;font-size:12px;border:1px solid #d0ddcd;border-radius:7px;padding:7px 12px;background:white;min-height:37px}.app-platforms button[aria-pressed=true]{background:#28695a;color:white}.app-primary{width:100%;background:#28695a;color:white;padding:10px;border:0;border-radius:8px;min-height:43px}#appInstallSteps{padding-left:22px;font-size:13px}#appInstallSteps li{margin:9px 0}.app-offline{padding:14px 0 0;border-top:1px solid #dce6d7}.app-offline>div{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.app-offline b{font-size:12px;font-weight:500}.app-offline p,.app-note{font-size:11px;color:#7a8c7a;margin:8px 0}.app-offline span{font-size:10px;padding:1px 6px;border-radius:5px;background:#e2eee0;color:#356b50}.app-offline span.offline{background:#f4e9d5;color:#977134}.app-offline button{font-size:12px;border:1px solid #bcd1b9;border-radius:7px;padding:7px 12px;background:#fff;min-height:35px}#appInstallDialog [hidden]{display:none!important}@media(display-mode:standalone){body{overscroll-behavior-y:none}.site-rail{padding-top:max(18px,env(safe-area-inset-top))!important}.guide-top{padding-top:env(safe-area-inset-top)}.guide-foot{padding-bottom:max(12px,env(safe-area-inset-bottom))}body.lecture-study>header{padding-top:max(12px,env(safe-area-inset-top))}}@media(max-width:620px){#appInstallDialog{padding:18px}.app-dialog-head h2{font-size:19px}.app-header-entry{font-size:10px!important;padding:3px 7px!important}}