*{box-sizing:border-box}body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;color:#1f2a2e;background:#f6f7f4;line-height:1.55}
header{background:#24433b;color:#fff;padding:14px 18px}header a{color:#fff;text-decoration:none;font-weight:700}nav{margin-top:6px;font-size:14px}nav a{color:#cfe3da;margin-right:12px;font-weight:500}
main{max-width:760px;margin:0 auto;padding:18px}h1{font-size:1.7rem;line-height:1.2;margin:.3em 0}h2{font-size:1.2rem;margin-top:1.6em}
.card{background:#fff;border:1px solid #dde3dc;border-radius:12px;padding:16px;margin:14px 0}
label{display:block;font-weight:600;margin:10px 0 4px}select,input{width:100%;padding:10px;font-size:16px;border:1px solid #b9c4bd;border-radius:8px;background:#fff}
button{background:#2f6b57;color:#fff;border:0;border-radius:8px;padding:12px 16px;font-size:16px;margin-top:12px;cursor:pointer}
.result{background:#eaf3ee;border-left:4px solid #2f6b57;padding:12px;border-radius:8px;margin-top:14px}
.slot{border:2px dashed #c9a227;background:#fffbea;color:#7a6200;padding:14px;border-radius:10px;text-align:center;font-size:14px;margin:16px 0}
table{width:100%;border-collapse:collapse;font-size:14px}td,th{border-bottom:1px solid #e3e7e2;padding:6px;text-align:left}
.src{font-size:13px;color:#56635d}.grid{display:grid;gap:12px}@media(min-width:640px){.grid{grid-template-columns:1fr 1fr}}
footer{max-width:760px;margin:20px auto;padding:18px;font-size:13px;color:#56635d}
.tile{display:block;background:#fff;border:1px solid #dde3dc;border-radius:12px;padding:16px;text-decoration:none;color:inherit}.tile b{color:#24433b}