:root{--paper: #f6f3ec;--surface: #fffdf8;--ink: #1d2420;--muted: #5f6b63;--line: #d9d3c5;--forest: #1b3a2f;--forest-soft: #e4ede7;--gold: #b07d2b;--danger: #9a2f2f;--ok: #2f6b46;--radius: 12px;--shadow: 0 1px 2px rgba(29, 36, 32, .06), 0 8px 24px rgba(29, 36, 32, .05)}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font-family:Public Sans,Noto Sans Khmer,system-ui,sans-serif;line-height:1.55;-webkit-font-smoothing:antialiased}h1,h2,h3{font-family:Fraunces,Noto Sans Khmer,serif;font-weight:600;line-height:1.15}h1{font-size:1.7rem;margin:0}h2{font-size:1.25rem;margin:0 0 .6rem}h3{font-size:1rem;margin:0 0 .4rem}.app{max-width:760px;margin:0 auto;padding:1.25rem 1rem 4rem}header.top{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.4rem 0 1.1rem;border-bottom:1px solid var(--line);margin-bottom:1.25rem}.brand{display:flex;align-items:baseline;gap:.5rem}.brand .dot{width:10px;height:10px;border-radius:3px;background:var(--gold)}.brand small{color:var(--muted);font-size:.8rem}.tabs{display:flex;gap:.4rem;margin-bottom:1.25rem;flex-wrap:wrap}.tabs button{border:1px solid var(--line);background:var(--surface);color:var(--muted);padding:.45rem .9rem;border-radius:999px;cursor:pointer;font:inherit;font-size:.9rem}.tabs button.active{background:var(--forest);color:#fff;border-color:var(--forest)}.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:1.1rem 1.15rem;box-shadow:var(--shadow);margin-bottom:1rem}label{display:block;font-size:.82rem;color:var(--muted);margin:.7rem 0 .25rem}input,select{width:100%;padding:.55rem .7rem;border:1px solid var(--line);border-radius:8px;font:inherit;background:#fff;color:var(--ink)}input:focus,select:focus{outline:2px solid var(--forest-soft);border-color:var(--forest)}button.primary{margin-top:1rem;background:var(--forest);color:#fff;border:none;border-radius:8px;padding:.6rem 1.1rem;font:inherit;font-weight:500;cursor:pointer}button.primary:disabled{opacity:.5;cursor:not-allowed}button.ghost{background:transparent;border:1px solid var(--line);border-radius:8px;padding:.45rem .8rem;font:inherit;cursor:pointer;color:var(--ink)}.row{display:flex;gap:.6rem;flex-wrap:wrap;align-items:center}.muted{color:var(--muted);font-size:.9rem}.mono{font-family:ui-monospace,SF Mono,Menlo,monospace;font-size:.78rem;word-break:break-all}.pill{display:inline-block;padding:.1rem .55rem;border-radius:999px;font-size:.75rem;font-weight:500}.pill.ok{background:#e2efe7;color:var(--ok)}.pill.bad{background:#f3e0e0;color:var(--danger)}.pill.gold{background:#f4e9d4;color:var(--gold)}.check{display:flex;align-items:center;gap:.5rem;margin:.35rem 0}.check input{width:auto}.claim{display:flex;justify-content:space-between;gap:1rem;padding:.4rem 0;border-bottom:1px dashed var(--line)}.claim:last-child{border-bottom:none}.claim .k{color:var(--muted)}.claim .v{font-weight:500;text-align:right}.notice{padding:.6rem .8rem;border-radius:8px;font-size:.9rem;margin-top:.8rem}.notice.err{background:#f6e6e6;color:var(--danger)}.notice.info{background:var(--forest-soft);color:var(--forest)}.result{text-align:center;padding:1.4rem 1rem}.result .big{font-family:Fraunces,serif;font-size:1.5rem;margin:.3rem 0}