:root{color-scheme:dark;--bg:#0b1020;--card:#151d30;--text:#f8fafc;--muted:#cbd5e1;--accent:#38bdf8;--ok:#86efac}html[data-theme=light]{color-scheme:light;--bg:#f1f5f9;--card:#fff;--text:#0f172a;--muted:#475569;--accent:#0369a1;--ok:#166534}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font:18px/1.5 system-ui,-apple-system,sans-serif;min-height:100vh}header{height:72px;display:flex;align-items:center;justify-content:space-between;max-width:720px;margin:auto;padding:0 20px}nav{display:flex;gap:10px}button{font:inherit;color:inherit}nav button,.close,.header-link{display:inline-grid;place-items:center;min-width:48px;min-height:48px;border:1px solid #64748b;border-radius:14px;background:var(--card);color:var(--text);font-size:24px;text-decoration:none}main{max-width:720px;margin:auto;padding:7vh 18px}.card{text-align:center;background:var(--card);padding:clamp(24px,6vw,52px);border-radius:28px;box-shadow:0 16px 50px #0003}.eyebrow{font-size:.8rem;letter-spacing:.16em;color:var(--muted)}h1{font-size:clamp(2rem,8vw,3.2rem);margin:.25em 0}.status{font-weight:700;color:var(--ok);margin:2em 0}.open{width:100%;min-height:128px;border:0;border-radius:28px;background:var(--accent);color:#06111b;font-weight:900;font-size:clamp(1.7rem,7vw,2.6rem);box-shadow:0 8px 24px #0004}.open:disabled{opacity:.55}.install-link{display:block;width:max-content;max-width:100%;margin:10px 0 0 auto;padding:8px 11px;border:1px solid #64748b;border-radius:11px;background:transparent;color:var(--muted);font-size:.8rem;font-weight:700;line-height:1.2;cursor:pointer}.install-link:hover{color:var(--text);border-color:var(--muted)}.admin-link{display:block;width:100%;margin-top:14px;padding:18px 16px;border:2px solid var(--accent);border-radius:18px;color:var(--text);font-weight:900;text-decoration:none}.hint{color:var(--muted);font-size:.95rem}.app-footer{max-width:720px;margin:0 auto 24px;padding:0 18px 18px;text-align:center;color:var(--muted);font-size:.78rem}.app-footer a{color:var(--accent);text-decoration:none;font-weight:700}.app-footer a:hover,.app-footer a:focus-visible{text-decoration:underline}.footer-logo-link{display:block;width:max-content;max-width:100%;margin:14px auto 0}.footer-logo{display:block;width:min(10rem,45vw);height:auto}.open:focus-visible,button:focus-visible,.admin-link:focus-visible,.header-link:focus-visible,.app-footer a:focus-visible{outline:4px solid var(--text);outline-offset:4px}dialog{max-width:620px;width:calc(100% - 28px);border:0;border-radius:24px;background:var(--card);color:var(--text);padding:28px}dialog::backdrop{background:#000a}.close{float:right}[hidden]{display:none!important}@media(max-width:420px){main{padding-top:3vh}.card{padding:26px 18px}.open{min-height:144px}.install-link{font-size:.76rem}}