/* Shared service shell; inherits landing tokens. No secret-page caching. */
a{color:inherit}a.primary,a.secondary{display:flex;align-items:center;justify-content:center;text-align:center;text-decoration:none;padding:12px;height:auto;min-height:52px}
.app-shell{padding-bottom:calc(env(safe-area-inset-bottom) + 100px)}
.back-link{font-size:12px;color:var(--muted);text-decoration:none;padding:12px}
.app-card{margin-top:32px;padding:24px 20px;border:1px solid var(--line);border-radius:24px;background:linear-gradient(135deg,var(--soft),transparent);overflow-wrap:anywhere}
.app-card h1,.app-card h2{font-size:26px;letter-spacing:-.8px;line-height:1.15;margin:8px 0 20px}
.app-card p,.app-card li{font-size:14px;line-height:1.65;color:var(--muted)}
.app-card b{color:var(--ink);font-size:18px}.app-card ol{padding-left:22px}.app-card li{padding:6px 0}
.app-card button,.app-card>a{display:block;width:100%;min-height:52px;padding:15px 18px;border:0;border-radius:16px;background:var(--ink);color:var(--bg);font:600 14px -apple-system,BlinkMacSystemFont,sans-serif;text-align:center;text-decoration:none;cursor:pointer;line-height:1.5}
.app-card button:disabled{background:var(--soft);color:var(--muted);border:1px solid var(--line);cursor:not-allowed}
.app-card form{margin:24px 0}.app-card .code{font:13px/1.6 monospace;overflow-wrap:anywhere;user-select:all;background:var(--soft);padding:16px;border-radius:12px;color:var(--ink)}
.app-card img{display:block;max-width:100%;height:auto;margin:24px auto;border-radius:16px}
.app-nav{position:fixed;bottom:0;left:50%;transform:translateX(-50%);width:min(100%,480px);display:flex;justify-content:space-around;background:var(--bg);border-top:1px solid var(--line);padding:12px 10px calc(env(safe-area-inset-bottom) + 12px);z-index:5}
.app-nav a{padding:12px;font-size:13px;text-decoration:none}.install-help{margin:24px 4px;color:var(--muted);font-size:13px;line-height:1.6}.install-help summary{cursor:pointer;padding:12px 0}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:2px solid var(--ink);outline-offset:4px}button:active:not(:disabled){transform:translateY(1px)}
.app-card button.secondary{background:var(--soft);color:var(--ink);border:1px solid var(--line);margin:12px 0}.app-card summary{padding:16px 0;cursor:pointer;font-size:14px}.app-card [role=status]{padding:16px;border:1px solid var(--line);border-radius:12px}
.app-card textarea,.app-card select{box-sizing:border-box;max-width:100%;width:100%;padding:14px;border:1px solid var(--line);border-radius:12px;background:var(--soft);color:var(--ink);font:inherit;line-height:1.5}.app-card textarea{resize:vertical}.app-card input[type=checkbox]{width:20px;height:20px;vertical-align:middle;margin-right:10px;accent-color:var(--ink)}.app-card input:focus-visible,.app-card textarea:focus-visible,.app-card select:focus-visible{outline:2px solid var(--ink);outline-offset:3px}
.app-card .recommended{padding:16px;border:1px solid var(--line);border-radius:14px;margin:8px 0 16px;background:var(--soft)}.app-card .recommended h3{font-size:18px;letter-spacing:-.3px;margin:0 0 8px}