:root{--ink:#10231d;--muted:#66766f;--paper:#fbfcf8;--green:#0d9f63;--blue:#146ed8;--magenta:#cc1d78;--line:#dce5df}*{box-sizing:border-box}body{margin:0;background:radial-gradient(circle at 85% 8%,#e8f3ff 0,transparent 25%),radial-gradient(circle at 10% 8%,#edf8d9 0,transparent 25%),var(--paper);color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif}main{min-height:100vh}nav{max-width:1320px;margin:auto;padding:16px 28px;justify-content:space-between}.brand,nav{display:flex;align-items:center}.brand{gap:12px;font-weight:900}.brand img{width:72px;height:66px;object-fit:contain;filter:drop-shadow(0 8px 12px #0002)}.brand>div{display:flex;flex-direction:column}.brand span{font-size:1.18rem}.brand small{font-weight:500;color:var(--muted);font-style:italic}input,select,textarea{font:inherit;color:inherit;border:1px solid var(--line);background:#fff;border-radius:14px;padding:12px 14px}select{padding:9px 12px}.hero{max-width:920px;margin:30px auto 25px;text-align:center;padding:0 24px}.tag{display:inline-block;font-size:.76rem;font-weight:900;letter-spacing:.08em;text-transform:uppercase;color:var(--green)}h1{font-size:clamp(2.7rem,7vw,5.5rem);line-height:.92;margin:10px 0 18px;letter-spacing:-.055em}.wordmark b,h1 span{background:linear-gradient(100deg,#07933e,#1677e8);background-clip:text;-webkit-background-clip:text;color:transparent;font-style:italic}.hero p{font-size:1.1rem;color:var(--muted);max-width:720px;margin:auto}.bookLabel{display:inline-block;margin-top:18px;border:1px solid #d9e8dc;background:#ffffffb8;padding:8px 14px;border-radius:999px;font-size:.78rem;font-weight:750;color:#496057}.grid{max-width:1320px;margin:30px auto;display:grid;grid-template-columns:.8fr 1.2fr;grid-gap:22px;gap:22px;padding:0 24px}.card{background:#fff;border:1px solid var(--line);border-radius:28px;box-shadow:0 18px 55px #173a2c10;padding:26px}.input label{font-weight:800;display:block;margin-bottom:10px}.input textarea{width:100%;min-height:180px;resize:vertical;font-size:1.04rem;line-height:1.55}.fields{display:grid;grid-template-columns:1fr 1fr;grid-gap:10px;gap:10px;margin:12px 0}.fields input{width:100%}.fields label{font-size:.78rem;color:var(--muted);margin:0}.fields label input{margin-top:6px;color:var(--ink)}button{border:0;border-radius:14px;padding:14px 18px;background:linear-gradient(120deg,var(--green),#0b7f63);color:white;font-weight:900;cursor:pointer;box-shadow:0 10px 26px #0d9f6330}button:disabled{opacity:.45;cursor:not-allowed}.ghost{background:#edf5ff;color:#075ebf;border:1px solid #d7e8fb;box-shadow:none}.output{min-height:560px}.empty{height:100%;min-height:500px;display:flex;align-items:center;justify-content:center;flex-direction:column;text-align:center;color:var(--muted)}.empty img{width:250px;max-width:60%;object-fit:contain}.wordmark{font-size:1.65rem;color:var(--blue);font-style:italic;font-weight:700;margin-top:-10px}.empty h2{color:var(--ink);margin:10px 0}.resultHead{display:flex;justify-content:space-between;gap:20px;align-items:start}.resultHead h2{font-size:2rem;margin:5px 0 12px}.summary{display:grid;grid-template-columns:1fr 180px;grid-gap:18px;gap:18px;align-items:center;background:linear-gradient(110deg,#f6fbf7,#f5f9ff);border:1px solid #e2ece5;border-radius:20px;padding:18px;margin:10px 0 20px}.summary b{color:#0a7d46}.summary p{color:#52645d;line-height:1.55;margin:5px 0 14px}.summary img{width:100%;max-height:175px;object-fit:contain}.sequenceTitle{margin:18px 0 10px}.sequenceBar{display:grid;grid-template-columns:repeat(5,1fr);grid-gap:6px;gap:6px}.sequenceBar>div{background:#f1f6fb;border:1px solid #e0eaf3;border-radius:14px;padding:10px;min-height:90px}.sequenceBar span{width:25px;height:25px;border-radius:50%;background:#248ed2;color:#fff;display:grid;place-items:center;font-weight:900;margin-bottom:7px}.sequenceBar b{display:block;font-size:.82rem}.sequenceBar small{display:block;color:var(--muted);margin-top:5px}.timeline{margin-top:18px}.timeline article{display:grid;grid-template-columns:42px 1fr;grid-gap:14px;gap:14px;padding:18px 0;border-top:1px solid var(--line)}.num{width:36px;height:36px;border-radius:50%;display:grid;place-items:center;background:#eff6ec;color:var(--green);font-weight:900}.timeline h3{margin:2px 0 8px}.timeline h3 small{font-size:.72rem;color:var(--magenta);-webkit-margin-start:9px;margin-inline-start:9px}.timeline p{color:#52645d;line-height:1.55}.error{color:#b42318}footer{text-align:center;color:var(--muted);font-size:.85rem;padding:30px}@media(max-width:900px){.fields,.grid{grid-template-columns:1fr}.resultHead{flex-direction:column}.summary{grid-template-columns:1fr}.summary img{max-width:180px;margin:auto}.sequenceBar{grid-template-columns:1fr}h1{font-size:3.3rem}}