:root{font-family:Inter,"Noto Sans TC",system-ui,sans-serif;color:#17221d;background:#eef2ed;line-height:1.5;--ink:#17221d;--green:#0d6848;--mint:#d9eee3;--line:#ced8d1;--paper:#fbfcf9;--red:#a32929}*{box-sizing:border-box}body{margin:0}header{height:68px;padding:0 max(24px,calc((100vw - 1100px)/2));display:flex;align-items:center;justify-content:space-between;background:var(--ink);color:white}header strong{font-size:1.35rem;letter-spacing:.06em}header span{margin-left:12px;color:#b9c8bf;font-size:.85rem}main{max-width:1100px;margin:0 auto;padding:48px 24px 80px}.demo-banner{margin-bottom:20px;padding:12px 16px;border:1px solid #d19b31;border-radius:12px;background:#fff5d9;color:#6b4908}.card{background:var(--paper);border:1px solid var(--line);border-radius:18px;padding:28px;box-shadow:0 8px 30px #203c2c0c}.login{max-width:480px;margin:5vh auto}.eyebrow{text-transform:uppercase;letter-spacing:.13em;font-weight:750;font-size:.75rem;color:var(--green);margin:0 0 8px}h1{font-size:clamp(2rem,4vw,3.3rem);line-height:1.05;margin:0 0 16px}h2{margin-top:0}label{display:grid;gap:7px;font-weight:650;margin:16px 0}input,textarea,select{font:inherit;border:1px solid var(--line);border-radius:10px;padding:11px 12px;background:white;width:100%}textarea{min-height:90px}button{font:inherit;font-weight:750;border:0;border-radius:10px;padding:11px 18px;background:var(--green);color:white;cursor:pointer}button:hover{filter:brightness(.92)}button.ghost,.demo button{background:transparent;border:1px solid currentColor}.demo{display:flex;gap:10px;margin-top:16px}.demo button{color:var(--green);padding:7px 10px}.muted{color:#617068}.error{color:var(--red)}.hidden{display:none!important}.welcome{display:flex;justify-content:space-between;align-items:end;margin-bottom:28px}.welcome h1{font-size:2.5rem;margin:0}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:16px}.tile{background:var(--paper);border:1px solid var(--line);padding:22px;border-radius:16px;cursor:pointer}.tile:hover{border-color:var(--green);transform:translateY(-2px)}.tile h3{margin:6px 0}.pill{display:inline-block;border-radius:99px;padding:4px 9px;background:var(--mint);color:var(--green);font-size:.75rem;font-weight:800}.row{display:grid;grid-template-columns:1fr 1fr;gap:16px}.submission{border-top:1px solid var(--line);padding:12px 0}.submission .meta{margin-top:6px;font-size:.9rem}.linkish{font:inherit;background:none;border:0;padding:0;color:var(--green);cursor:pointer;text-decoration:underline}.criterion{display:grid;grid-template-columns:1fr 100px;gap:12px;padding:12px 0;border-top:1px solid var(--line)}.criterion-block{border-top:1px solid var(--line);padding:12px 0}.criterion-block textarea{min-height:60px}.ai-panel{margin:12px 0;padding:12px 16px;border-radius:10px;background:var(--mint);font-size:.92rem}@media(max-width:650px){main{padding:28px 16px}.row,.criterion{grid-template-columns:1fr}header span{display:none}}