:root{--ink:#243044;--paper:#fffdf7;--line:#e8e1d3;--accent:#315c68}*{box-sizing:border-box}body{margin:0;color:var(--ink);font:16px/1.6 system-ui,-apple-system,"Noto Sans TC",sans-serif;background:#f5f1e8;background-image:radial-gradient(#d8d0c2 1px,transparent 1px);background-size:18px 18px}.top{height:64px;display:flex;align-items:center;justify-content:space-between;padding:0 max(20px,calc((100% - 1120px)/2));background:#fffdf9dd;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:2}.brand{font-weight:800;font-size:1.25rem;text-decoration:none;color:var(--ink)}nav{display:flex;gap:18px;align-items:center}a{color:var(--accent);font-weight:600;text-decoration:none}button,.button{display:inline-block;border:0;border-radius:8px;padding:9px 16px;background:var(--accent);color:#fff;font:inherit;font-weight:700;cursor:pointer;text-decoration:none}button:disabled{opacity:.5;cursor:not-allowed}.inline{display:inline}.inline button{padding:0;background:none;color:var(--accent)}.container{max-width:1120px;margin:0 auto;padding:42px 20px 80px}.hero{text-align:center;margin:10px auto 38px}.hero h1{font-size:clamp(2rem,5vw,3.6rem);margin:0 0 8px}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:26px}.card,.note,.form-card,.admin-row{background:var(--paper);border:1px solid #e6dece;box-shadow:0 8px 18px #66563d18;border-radius:4px}.card{padding:24px;min-height:220px;position:relative}.rotate-1{transform:rotate(1deg)}.rotate-2{transform:rotate(-1deg)}.status{font-size:.9rem}.card h2{margin:10px 0 4px}.card small{color:#68727a}.actions{display:flex;gap:12px;align-items:center;flex-wrap:wrap;margin-top:16px}.board-head,.admin-head{display:flex;justify-content:space-between;gap:20px;align-items:end;margin-bottom:28px}.board-head h1,.admin-head h1{margin:6px 0 0}.sort{display:flex;gap:4px}.sort a{padding:6px 10px;border-radius:8px}.sort .active{background:var(--accent);color:#fff}.notes{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:26px}.note{padding:23px;min-height:190px;position:relative}.note:nth-child(4n+1){background:#fff7a8}.note:nth-child(4n+2){background:#dff4dc}.note:nth-child(4n+3){background:#dff0fa}.note:nth-child(4n){background:#ffe2e7}.note h2{margin:0 0 10px}.content{white-space:pre-wrap;overflow-wrap:anywhere}.note small{display:block;margin-top:18px;color:#68727a}.url,.attachment{display:block;margin-top:10px}.form-card{max-width:680px;margin:0 auto;padding:28px}.narrow{max-width:460px}label{display:block;font-weight:700;margin:15px 0}input,textarea,select{display:block;width:100%;margin-top:6px;padding:10px;border:1px solid #d5ccbc;border-radius:7px;font:inherit;background:#fff}.alert{background:#ffe2e2;padding:10px;border-radius:7px;margin:12px 0;color:#8a2c2c}.admin-list{display:grid;gap:12px}.admin-row{padding:18px 20px;display:flex;justify-content:space-between;align-items:center;gap:20px}.admin-row h2{margin:0}.admin-row p{margin:2px 0;color:#68727a}.danger{background:#a33d3d}.empty{text-align:center;padding:50px;color:#68727a}footer{text-align:center;padding:20px;color:#77808a;font-size:.85rem}@media(max-width:700px){.container{padding-top:28px}.board-head,.admin-head,.admin-row{display:block}.sort{margin-top:16px}.admin-row .actions{margin-top:12px}.top{padding:0 14px}nav{gap:8px;font-size:.9rem}}