:root{font-family:system-ui,sans-serif;color:#182922;background:#f4f6f3;line-height:1.55;--accent:#166447;--line:#d7dfd8}
*{box-sizing:border-box}body{margin:0}header{display:flex;align-items:center;justify-content:space-between;max-width:1080px;margin:auto;padding:24px clamp(18px,4vw,48px);border-bottom:1px solid var(--line)}
.brand{display:flex;gap:10px;align-items:center;font-size:17px;font-weight:750}.brand-icon{border-radius:9px;background:var(--accent);color:white;padding:4px 9px}
main{max-width:1080px;margin:auto;padding:48px clamp(18px,4vw,48px);display:grid;grid-template-columns:minmax(0,1.4fr) minmax(0,1fr);gap:clamp(28px,6vw,82px);align-items:start}
h1,h2{margin:0;line-height:1.2}h1{font-size:clamp(32px,6vw,48px);letter-spacing:-.05em}h2{font-size:23px}p,small{color:#4c6156}form{display:grid;gap:16px;margin-top:24px}label{display:grid;gap:6px;font-weight:650;font-size:15px}small{font-weight:400}
input,button{font:inherit}input:not([type=checkbox]){width:100%;min-width:0;padding:10px 12px;min-height:44px;background:#fff;color:#182922;border:1px solid #aab9af;border-radius:7px}input:focus-visible,button:focus-visible{outline:3px solid #329b70;outline-offset:2px}.check{display:flex;align-items:center;gap:9px;font-weight:400}.check input{width:17px;height:17px;accent-color:var(--accent)}
button{min-height:44px;padding:10px 16px;background:var(--accent);color:white;font-weight:700;border:1px solid var(--accent);border-radius:7px;cursor:pointer}button:disabled{opacity:.6;cursor:wait}.secondary{background:#fff;color:var(--accent)}
aside{margin-top:4px;padding:25px;background:#fff;border:1px solid var(--line);border-radius:11px}.hint{margin:20px 0 0;padding-top:14px;border-top:1px solid var(--line);font-size:14px}
#submit-note:empty{display:none}#submit-note{margin:0}.result{background:#eef6ef;margin-top:14px;border-left:3px solid var(--accent);padding:12px;overflow-wrap:anywhere}.error{color:#992b23}
@media(max-width:700px){main{grid-template-columns:1fr;padding-top:28px}aside{margin-top:0}}

input[type="month"]{cursor:pointer}