:root{--bg:#f7f7f4;--surface:#fff;--fg:#18332e;--muted:#6e7d77;--line:#e5e9e5;--accent:#16685e;--accent-dark:#125349;--wash:#e8f3ee;--warn:#a66b1d;--shadow:0 20px 65px rgba(22,48,37,.065)}*{box-sizing:border-box}html{font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--fg);background:var(--bg)}body{margin:0;min-height:100vh;display:flex;flex-direction:column}body.dark{--bg:#101b1a;--surface:#172522;--fg:#f0f4f0;--muted:#a5b9b0;--line:#2a4038;--accent:#50c0ab;--accent-dark:#3ba992;--wash:#1b3832;--warn:#eac484;--shadow:0 14px 48px rgba(0,0,0,.25)}button,input{font:inherit}button{cursor:pointer}button:disabled{opacity:.48;cursor:wait}.hidden{display:none!important}.container{width:min(1080px,calc(100% - 42px));margin-inline:auto}.site-header{border-bottom:1px solid 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.backup-dialog{color:var(--fg);background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:26px;width:min(420px,calc(100% - 25px));box-shadow:0 20px 80px #0005}.backup-dialog::backdrop{background:#0f251db0}.backup-dialog h2{margin:0 0 12px;letter-spacing:-.4px}.backup-dialog .muted{line-height:1.6;font-size:13px}.dialog-actions{display:flex;justify-content:end;gap:9px;margin-top:22px}