:root{--paper:#fffdf6;--ink:#1b1720;--muted:#655d69;--mango:#fadc5e;--iris:#a67eb7;--dark:#3a2a45;--line:#dcd6dd;font-family:ui-sans-serif,-apple-system,BlinkMacSystemFont,"PingFang TC","Microsoft JhengHei",sans-serif;color:var(--ink);background:var(--paper);font-synthesis:none}*{box-sizing:border-box}body{margin:0}button,input,textarea,select{font:inherit}button,a,select{touch-action:manipulation}button{cursor:pointer}button:disabled{opacity:.55;cursor:wait}a{color:inherit}button:focus-visible,a:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid var(--iris);outline-offset:4px}[hidden]{display:none!important}.skip{position:fixed;top:-80px;background:var(--mango);padding:12px;z-index:3}.skip:focus{top:10px}.shell{max-width:1240px;padding:0 48px;margin:auto}header{height:100px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:10px;font-size:24px;font-weight:750;letter-spacing:-1px;text-decoration:none}.brand-mark{display:grid;place-items:center;width:32px;height:32px;background:var(--mango);font-size:28px}.brand-sub{font-size:13px;font-weight:400;letter-spacing:.12em;margin-left:12px}.quiet-link{font-size:13px;color:var(--muted);text-underline-offset:5px}.intro{padding:54px 0 34px}.eyebrow{font-size:12px;letter-spacing:.2em;color:var(--muted)}h1{font-size:clamp(32px,4.2vw,54px);letter-spacing:-.05em;line-height:1.25;margin:16px 0}h1 span{color:var(--dark)}.intro>p:last-child{color:var(--muted);font-size:15px}.workspace{border-top:2px solid var(--ink);border-bottom:1px solid var(--ink);display:grid;grid-template-columns:1.12fr 1fr;gap:48px;padding:32px 0 38px}.editor{min-width:0}.mode-switch{display:flex;gap:6px;margin-bottom:30px;border-bottom:1px solid var(--line)}.mode-switch button{padding:12px 14px;background:none;border:0;border-bottom:3px solid transparent;color:var(--muted);font-size:14px}.mode-switch button[aria-pressed=true]{border-color:var(--dark);font-weight:700;color:var(--ink)}.field-heading{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}label{font-size:14px;font-weight:650}.text-button{border:0;background:none;text-decoration:underline;text-underline-offset:4px;padding:8px;font-size:13px;color:var(--muted)}textarea{width:100%;resize:vertical;min-height:164px;max-height:500px;background:#fff;border:1px solid #bdb4c4;border-radius:4px;padding:16px;color:var(--ink);font-size:15px;line-height:1.7}textarea::placeholder{color:#82798a}.hint{color:var(--muted);font-size:12px;line-height:1.8;margin:8px 0}.examples{display:flex;align-items:center;gap:7px;margin:18px 0 24px;flex-wrap:wrap;font-size:12px;color:var(--muted)}.examples>span{margin-right:6px}.examples button{border:1px solid var(--line);background:transparent;border-radius:3px;padding:6px 11px;color:var(--dark)}.examples button:hover{background:#efe8f2}.settings{display:flex;align-items:center;gap:10px;margin:24px 0 20px;font-size:12px}.settings label{font-size:12px}select{padding:8px;background:var(--paper);border:1px solid var(--line);border-radius:3px;color:var(--ink);max-width:100%}#byte-count{margin-left:auto;color:var(--muted)}.primary{display:flex;justify-content:space-between;width:100%;padding:17px 22px;border:1px solid var(--ink);border-radius:3px;background:var(--mango);font-weight:700}.primary:hover{background:#e8c53f}.secondary{background:var(--paper);border:1px solid var(--dark);padding:10px 14px;border-radius:3px}.preview{min-width:0;padding:0 0 0 38px;border-left:1px solid var(--line);display:flex;flex-direction:column}.preview-heading{display:flex;align-items:center;justify-content:space-between;gap:8px}.preview-heading h2{font-size:14px;font-weight:500}.preview-heading span{font-size:12px;color:var(--muted)}#placeholder{min-height:365px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;color:var(--muted);line-height:1.9;font-size:14px}.empty-code{width:126px;height:126px;position:relative;opacity:.5;margin-bottom:16px}.empty-code i{position:absolute;width:40px;height:40px;border:7px solid var(--iris)}.empty-code i:after{content:"";position:absolute;inset:6px;background:var(--iris)}.empty-code i:nth-child(2){right:0}.empty-code i:nth-child(3){bottom:0}.empty-code:after{content:"＋";position:absolute;right:3px;bottom:0;font-size:42px;color:var(--iris)}#result{text-align:center;padding-top:18px}#qr-image{width:min(100%,300px);aspect-ratio:1;margin:0 auto;background:#fff;border:1px solid var(--line)}#qr-image svg{width:100%;height:100%;display:block}#result-label{font-size:12px;line-height:1.6;overflow-wrap:anywhere;color:var(--muted);max-height:70px;overflow:auto}.downloads{display:flex;flex-wrap:wrap;justify-content:center;gap:7px}.downloads button:not(.text-button){border:1px solid var(--dark);color:var(--dark);background:transparent;border-radius:3px;padding:10px 15px;font-size:13px}.downloads button:hover{background:#efe8f2}#batch-list{list-style:none;padding:0;text-align:left;max-height:220px;overflow:auto;margin:20px 0 0}#batch-list li{border-bottom:1px solid var(--line)}#batch-list button{display:flex;align-items:center;gap:12px;text-align:left;width:100%;padding:12px 8px;border:0;background:transparent;font-size:12px;overflow-wrap:anywhere}#batch-list button[aria-current=true]{background:#efe8f2;color:var(--dark)}#batch-list .item-text{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}#batch-list .item-number{font-variant-numeric:tabular-nums;color:var(--muted)}.preview-foot{font-size:11px;line-height:1.8;text-align:center;color:var(--muted);margin:24px 0 0}.guide{display:grid;grid-template-columns:repeat(3,1fr);gap:44px;padding:36px 0 48px}.guide>div>span{font-size:11px;color:var(--muted);font-variant-numeric:tabular-nums}.guide h2{font-size:15px;margin:14px 0 8px}.guide p{font-size:12px;line-height:1.9;color:var(--muted);margin:0}footer{border-top:1px solid var(--line);padding:24px 0 32px;display:flex;justify-content:space-between;gap:20px;font-size:11px;color:var(--muted)}#notice{font-size:13px;line-height:1.8;color:var(--dark);min-height:24px;margin-bottom:0}#subscription-options{margin-top:20px;border-top:1px solid var(--line);padding-top:18px}#subscription-options select{display:block;margin:10px 0;width:100%}@media(max-width:760px){.shell{padding:0 22px}header{height:76px}.brand{font-size:22px}.brand-sub{display:none}.intro{padding:32px 0 24px}.intro>p:last-child{line-height:1.8}.workspace{grid-template-columns:1fr;gap:30px;padding-top:16px}.mode-switch{margin-bottom:20px}.mode-switch button{flex:1;padding:12px 6px;font-size:13px}.preview{padding:24px 0 0;border-left:0;border-top:1px solid var(--line)}#placeholder{min-height:245px}.guide{grid-template-columns:1fr;gap:26px;padding:30px 0}.guide h2{margin:7px 0}.guide>div{padding-left:34px;position:relative}.guide>div>span{position:absolute;left:0;top:9px}footer{flex-direction:column;gap:8px}.settings{gap:8px}#byte-count{font-size:11px}}