*{box-sizing:border-box}
body{margin:0;font:1rem/1.5 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;color:#1f2328;background:#f6f4ef}
.top{padding:20px 16px 8px;max-width:1100px;margin:0 auto}
h1{font-size:1.6rem;line-height:1.25;margin:0 0 8px}
h2{font-size:1.15rem;margin:0 0 10px}
h3{font-size:1rem;margin:0 0 8px}
.lede{margin:0;color:#444}
main{max-width:1100px;margin:0 auto;padding:0 16px 40px}
.grid{display:grid;grid-template-columns:minmax(260px,1fr) minmax(300px,1.3fr);gap:16px;align-items:start}
@media(max-width:780px){.grid{grid-template-columns:minmax(0,1fr)}.outcol{order:-1}}
.card{background:#fff;border:1px solid #e3ded3;border-radius:12px;padding:16px;margin:0 0 16px}
label{display:block;font-size:.9rem;margin:0 0 9px;color:#333}
input,select{display:block;width:100%;margin-top:3px;padding:8px 9px;font:inherit;border:1px solid #c9c3b6;border-radius:8px;background:#fffdf8;font-size:max(1rem,1em)}
.expform input,.expform select,#key-in,#book-year{display:inline-block;width:auto}
.result{border:2px solid #f1641e;padding:16px}
.big{display:flex;flex-direction:column}
.big .num{font-size:2.6rem;font-weight:800;color:#1b7a3a;line-height:1.1}
.lbl{font-size:.8125rem;text-transform:uppercase;letter-spacing:.04em;color:#666}
.trio{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:12px 0}
.trio div{background:#fbf3ec;border-radius:8px;padding:8px;display:flex;flex-direction:column}
.trio b{font-size:1.25rem;color:#b3400a}
.small{font-size:.82rem;color:#555}
.loss{background:#fff1ec;border-left:4px solid #d2361b;padding:8px 10px;margin:8px 0;font-size:.92rem}
table{width:100%;border-collapse:collapse;font-size:.9rem}
td,th{padding:5px 4px;border-bottom:1px solid #eee;text-align:left}
td.n,th.n{text-align:right;white-space:nowrap}
tr.tot td{border-top:2px solid #333}
.priceline{font-size:.92rem;margin:0 0 16px}
.btn{display:inline-block;background:#f1641e;color:#fff;border:0;border-radius:8px;padding:8px 14px;font:inherit;font-weight:600;text-decoration:none;cursor:pointer;margin:4px 4px 0 0}
.btn.ghost{background:#fff;color:#b3400a;border:1px solid #f1641e}
.warn{color:#b00020;font-size:.85rem}
.foot{text-align:center}
@media print{.inputs,.priceline,.why,#pro-locked,.btn,input[type=file],.expform{display:none!important}.grid{display:block}body{background:#fff}}