:root{color-scheme:dark;--bg:#071019;--panel:#0d1822;--panel2:#101f2b;--line:#314454;--gold:#d7aa52;--text:#edf4f8;--muted:#9baab5;--green:#7bd35d;--blue:#1a6d9d}*{box-sizing:border-box}body{margin:0;background:radial-gradient(circle at top,#122435 0,#071019 45%,#04090d 100%);font-family:Inter,system-ui,Arial,sans-serif;color:var(--text);min-height:100vh}.topbar{display:flex;justify-content:space-between;align-items:center;padding:22px clamp(20px,5vw,64px);border-bottom:1px solid #624a28;background:#071019dd}.brand{font-size:12px;letter-spacing:.22em;color:var(--gold);font-weight:800}.topbar h1{margin:3px 0 0;font-family:Georgia,serif;color:#f2c76f;font-weight:500}.topbar p{margin:4px 0 0;color:var(--muted);font-size:13px}.topbar nav{display:flex;gap:8px}.topbar nav a{color:var(--muted);text-decoration:none;border:1px solid var(--line);padding:8px 10px;border-radius:7px}.topbar nav a.active{color:#fff;border-color:#9d7739;background:#1d2020}main{max-width:1500px;margin:0 auto;padding:24px}.control-panel{display:grid;grid-template-columns:minmax(260px,1fr) auto minmax(250px,.65fr);gap:20px;align-items:end;background:linear-gradient(180deg,#101c27,#0a141d);border:1px solid #80602f;border-radius:14px;padding:20px;box-shadow:0 20px 50px #0005}.input-wrap label,.total span{display:block;color:#e9bb62;font-family:Georgia,serif;letter-spacing:.05em;margin-bottom:8px}.input-wrap input{width:100%;font-size:28px;background:#06111a;border:1px solid #8b6531;color:#fff;border-radius:8px;padding:12px 14px;outline:none}.buttons{display:flex;gap:10px}.buttons button{cursor:pointer;border:1px solid #397da4;border-radius:8px;background:linear-gradient(#1d6e9d,#104569);color:white;font-weight:800;padding:14px 22px;font-size:15px}.buttons .secondary{border-color:#43525e;background:#18242d}.buttons button:disabled{opacity:.6}.total{background:#07131b;border:1px solid var(--line);border-radius:9px;padding:12px 16px}.total strong{display:block;color:var(--green);font-size:27px}.total small{color:#89b982}.grid{display:grid;grid-template-columns:repeat(3,minmax(280px,1fr));gap:16px;margin-top:20px}.card{border:1px solid #5e4b2f;border-radius:12px;background:linear-gradient(180deg,#10202c,#09151e);overflow:hidden}.card h2{margin:0;padding:14px 16px;border-bottom:1px solid #314454;font:500 18px Georgia,serif;color:#e8bd68}.unit-row{display:grid;grid-template-columns:42px 1fr auto;align-items:center;gap:12px;padding:10px 14px;border-bottom:1px solid #263746}.unit-row:last-child{border-bottom:0}.unit-row strong{font-size:19px;font-variant-numeric:tabular-nums}.unit-icon{display:grid;place-items:center;height:36px;width:36px;background:#152a38;border:1px solid #8a6937;border-radius:6px;color:#d7aa52}.note{color:#7f919e;font-size:13px;text-align:center;margin-top:20px}.error{margin-top:15px;padding:12px 15px;background:#441919;border:1px solid #8c4242;border-radius:8px;color:#ffb2b2}@media(max-width:1000px){.control-panel{grid-template-columns:1fr}.grid{grid-template-columns:repeat(2,minmax(260px,1fr))}}@media(max-width:650px){.topbar{align-items:flex-start;gap:12px}.grid{grid-template-columns:1fr}.buttons{width:100%}.buttons button{flex:1}.topbar h1{font-size:24px}}