:root{font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;color:#18231f;background:#f1f5f2}*{box-sizing:border-box}body{margin:0}header{background:#10251d;color:#fff;padding:24px 18px 20px}.brand{font-size:1.4rem;font-weight:700;display:flex;gap:8px;align-items:center}.brand b{color:#8be0ac}header p{margin:7px 0 0;color:#c4d6cb;font-size:.92rem}main{max-width:900px;margin:0 auto;padding:16px}.tabs{display:grid;grid-template-columns:repeat(4,1fr);gap:7px;margin-bottom:14px}.tab{border:1px solid #cad8cf;background:#fff;border-radius:11px;padding:11px 5px;font-weight:700;color:#24392e}.tab.active{background:#1d6844;color:#fff;border-color:#1d6844}.panel{background:#fff;border:1px solid #dce6df;border-radius:18px;padding:18px;margin-bottom:14px;box-shadow:0 5px 18px #163d2410}.hidden{display:none}h1{font-size:1.35rem;margin:0 0 8px}.hint{color:#56665c;font-size:.94rem;margin:0 0 18px}.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}label{display:flex;flex-direction:column;gap:7px;font-size:.9rem;font-weight:650;margin-bottom:13px}input,textarea,select{font:inherit;font-weight:400;width:100%;border:1px solid #cbd8ce;border-radius:10px;padding:12px;background:#fbfdfb;color:#18231f}textarea{resize:vertical}.primary{border:0;background:#1d6844;color:#fff;font-weight:750;font-size:1rem;border-radius:12px;padding:13px 16px;width:100%;margin:4px 0 12px}.result{background:#edf7f0;border:1px solid #d2e8d8;border-radius:12px;padding:14px;line-height:1.55;overflow-wrap:anywhere}.small,footer{font-size:.82rem;color:#65736a;line-height:1.5}footer{padding:4px 5px 20px}@media(max-width:540px){.grid{grid-template-columns:1fr}main{padding:12px}.panel{padding:15px}.brand{font-size:1.25rem}.tabs{grid-template-columns:repeat(2,1fr)}}