*{box-sizing:border-box}
:root{--bg:#f6f7f9;--card:#fff;--text:#101827;--muted:#697386;--line:#e1e5ea;--green:#16845f;--green2:#e9f5f0;--red:#b42318}
body{margin:0;font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans KR",sans-serif;background:var(--bg);color:var(--text)}
.topbar{display:flex;justify-content:space-between;align-items:center;padding:18px 24px;background:#fff;border-bottom:1px solid var(--line)}
.topbar h1{margin:0;font-size:34px}.topbar p{margin:4px 0 0;color:var(--muted)}
.wrap{width:min(1180px,calc(100% - 32px));margin:28px auto 70px}
.card{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:22px;box-shadow:0 5px 22px rgba(17,24,39,.04)}
.grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
label{display:block;margin:12px 0 6px;font-weight:750;font-size:14px}
input,textarea,select{width:100%;padding:12px 13px;border:1px solid #cfd5dd;border-radius:11px;font:inherit;background:#fff}
textarea{resize:vertical}
input:focus,textarea:focus,select:focus{outline:2px solid rgba(22,132,95,.15);border-color:var(--green)}
button{margin-top:12px;padding:11px 15px;border:0;border-radius:11px;background:var(--green);color:#fff;font-weight:800;cursor:pointer}
button:hover{filter:brightness(.96)}
button.secondary{background:var(--green2);color:var(--green)}
.tabs{display:flex;gap:9px;margin:16px 0;overflow:auto}
.tab{background:#fff;color:var(--muted);border:1px solid var(--line);margin:0;white-space:nowrap}
.tab.active{background:var(--green2);color:var(--green);border-color:#cde7dc}
.toolbar{display:flex;justify-content:space-between;align-items:center;gap:20px}
.stack{display:grid;gap:10px}
.item{border:1px solid var(--line);border-radius:13px;padding:14px;background:#fff}
.item strong{display:block;margin-bottom:6px}
.item small{display:block;margin-top:7px;color:var(--muted)}
.msg{min-height:20px;color:var(--green);font-weight:650}.error{color:var(--red)}
.muted{color:var(--muted)}.count{text-align:right;color:var(--muted);font-size:12px;margin-top:5px}
.notice{margin-top:16px;padding:12px;border-radius:12px;background:#f4f6f8;color:var(--muted);font-size:13px;line-height:1.5}
.historyHeader{display:flex;justify-content:space-between;align-items:flex-start;gap:20px}
.total{min-width:140px;padding:15px;border-radius:15px;background:#eff8f4;text-align:center}
.total span{display:block;color:var(--muted);font-size:13px}.total strong{font-size:36px;color:var(--green)}
.love-card{border-top:4px solid var(--green)}
footer{text-align:center;color:var(--muted);padding:30px;font-size:13px}
@media(max-width:760px){.grid{grid-template-columns:1fr}.historyHeader,.toolbar{flex-direction:column;align-items:stretch}.topbar{align-items:flex-start}}