:root{color-scheme:light;--ink:#152641;--muted:#64728a;--edge:#dde4ed;--panel:#fff;--blue:#2463e9;--navy:#101c36;--wash:#f4f6fa;--mint:#b1f1e0}*{box-sizing:border-box}body{margin:0;font:15px/1.55 -apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC",sans-serif;background:var(--wash);color:var(--ink)}.maxline{max-width:1250px;padding:0 30px;margin:auto}button,select,input,textarea{font:inherit}button,select{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.48}a{color:inherit}.masthead{background:var(--navy);color:#fff;border-bottom:1px solid #314061}.masthead .maxline{min-height:83px;display:flex;align-items:center;justify-content:space-between;gap:25px}.brand{display:flex;align-items:center;gap:13px}.brand-square{background:#86ecce;color:#123041;display:flex;justify-content:center;align-items:center;width:42px;height:42px;border-radius:12px;font-weight:900;font-size:27px}.brand-name{font-size:19px;letter-spacing:-.35px}.brand-name b{font-weight:650}.brand-minor{font-size:11px;color:#95a4c2;letter-spacing:.4px}nav{display:flex;gap:4px}.nav-btn{border:0;background:transparent;color:#9fb0cf;padding:11px 15px;border-radius:9px;font-size:13px}.nav-btn:hover,.nav-btn.active{background:#243655;color:#fff}.hero{margin-top:26px;background:linear-gradient(110deg,#172a4b,#183e63 65%,#2a7d80);color:#fff;border-radius:17px;padding:32px 39px;box-shadow:0 12px 28px #1e355115}.eyebrow{font-size:11px;letter-spacing:1.8px;color:#aeeedd;font-weight:800}.dot{display:inline-block;background:#80efd0;width:7px;height:7px;border-radius:50%;margin-right:7px}.hero h1{font-size:34px;margin:13px 0 7px;font-weight:650;letter-spacing:-.8px}.hero p{margin:0;max-width:750px;color:#d8e7ef;font-size:14px;line-height:1.8}.hero code{color:#f9e5a0}.hero-meta{margin-top:21px;display:flex;gap:22px;flex-wrap:wrap;font-size:11px;color:#c1d7e5}.hero-meta span::before{content:"✓ ";color:#8aebce}.tabview{display:none;min-height:400px}.tabview.active{display:block}.section-header{display:flex;justify-content:space-between;align-items:end;gap:15px;margin:29px 0 20px}.section-tag{color:#376bd6;font-size:10px;letter-spacing:2px;font-weight:800}.section-header h2{font-size:24px;margin:5px 0 2px;letter-spacing:-.35px}.section-header h2 .muted{font-size:16px;color:#aab3c1;font-weight:400}.section-header p{font-size:13px;margin:0;color:var(--muted)}.history-controls{display:flex;align-items:end;gap:10px}.history-controls label{font-size:11px;color:var(--muted)}select{display:block;min-width:165px;margin-top:3px;border:1px solid #ced8e6;background:#fff;padding:9px 12px;border-radius:8px;color:var(--ink)}.btn{border:1px solid transparent;border-radius:9px;padding:11px 14px;font-weight:650;font-size:13px;transition:all .16s}.btn.primary{background:var(--blue);color:white}.btn.primary:hover:not(:disabled){background:#154bc9}.btn.secondary,.btn.thin{border-color:#d7e0ec;background:white;color:#24456f}.btn.thin{padding:9px 12px}.btn.secondary:hover,.btn.thin:hover{border-color:#879fc6}.history-grid{display:grid;grid-template-columns:minmax(0,1.65fr) minmax(290px,1fr);gap:18px;align-items:start}.panel{background:var(--panel);border:1px solid var(--edge);border-radius:13px;overflow:hidden;box-shadow:0 2px 9px #253c5b07}.panel-top{border-bottom:1px solid var(--edge);padding:16px 19px;display:flex;justify-content:space-between;font-size:13px;font-weight:750}.panel-top small{font-size:11px;font-weight:400;color:var(--muted)}.graph-scroller{max-height:620px;overflow:auto;position:relative}.graph-body{position:relative;min-height:160px}.graph-surface{position:absolute;top:0;left:0;pointer-events:none;z-index:1}.commit-row{display:flex;align-items:center;width:100%;text-align:left;min-height:65px;background:transparent;border:0;border-bottom:1px solid #f1f3f7;padding:0 10px 0 var(--graphpad, 95px);position:relative;color:var(--ink);gap:12px}.commit-row:hover{background:#f6f9fe}.commit-row.selected{background:#eaf1ff}.commit-row .commit-content{display:block;min-width:0;flex:1}.commit-title{display:block;font-size:12.6px;font-weight:650;white-space:nowrap;text-overflow:ellipsis;overflow:hidden}.commit-sub{display:block;margin-top:4px;font-size:11px;color:#77859a;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.commit-sha{font-size:11px;color:#3268be;font-family:ui-monospace,SFMono-Regular,Consolas,monospace;flex-shrink:0}.panel-foot{border-top:1px solid var(--edge);background:#fbfcfe;font-size:11px;color:#8390a3;padding:13px 19px}.detail-panel{position:sticky;top:12px}.detail-main{padding:22px}.small-label{font-size:10px;font-weight:800;color:#8190a5;letter-spacing:1px}.sha{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;word-break:break-all;font-size:12px;background:#eef2f8;border-radius:8px;padding:13px;margin-top:10px;color:#3160b7}.detail-title{font-weight:700;font-size:16px;margin-top:22px}.detail-meta{font-size:12px;color:#7b869c;margin:8px 0}.git-link{font-size:12px;color:#2563db;text-decoration:none;font-weight:650}.detail-break{height:1px;background:var(--edge);margin:23px 0}.field-pills{display:flex;flex-wrap:wrap;gap:6px;margin-top:13px;font-size:12px;color:#8390a3}.field-pill{background:#f0f3f9;border:1px solid #e1e8f2;padding:4px 7px;border-radius:6px;font-family:ui-monospace,monospace;color:#47617e;font-size:10px}.detail-actions{padding:16px 20px;border-top:1px solid var(--edge)}.detail-actions .btn{width:100%}.builder-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.step{padding:22px;min-height:290px}.step-index{font-size:10px;letter-spacing:1.5px;color:#3472d6;font-weight:800}.step h3{font-size:17px;margin:10px 0 8px}.step p{color:#69778c;font-size:12px;min-height:55px;margin:0;line-height:1.7}.step code,.guide-content code,.form-guide code{background:#eff3f8;padding:2px 5px;border-radius:4px}.selected-version{margin-top:18px;border:1px solid var(--edge);border-radius:9px;padding:13px;background:#f8fafd;font-size:12px;font-family:ui-monospace,monospace;color:#47607c;overflow-wrap:anywhere}.text-button{background:transparent;border:0;color:var(--blue);font-size:12px;padding:8px 0 0;text-align:left}.hint{color:#8b95a5;font-size:11px;margin-top:15px}.button-stack{display:flex;flex-direction:column;gap:10px;margin-top:18px}.upload-label{border:1px dashed #a7b7cf;background:#f9fbff;border-radius:9px;padding:20px 10px;margin:15px 0 10px;display:flex;flex-direction:column;align-items:center;text-align:center;cursor:pointer;transition:.16s}.upload-label:hover,.upload-label.drag-active{border-color:var(--blue);background:#eaf1ff;box-shadow:0 0 0 3px #2463e916}.upload-icon{font-size:28px;color:#3d70d2;line-height:1}.upload-label b{font-size:12px;font-weight:600;margin:9px 0;overflow-wrap:anywhere}.upload-label small{font-size:10px;color:#8491a4}#sheetFile{position:absolute;width:1px;height:1px;opacity:0}#convertBtn{width:100%}.form-guide,.online-panel,.preview{margin-top:16px}.form-guide>p{font-size:12px;color:var(--muted);padding:0 20px 17px;margin:0}.sequence-grid{display:grid;grid-template-columns:1fr 1.5fr;gap:14px;padding:17px 20px 12px}.sequence-grid>div{min-width:0}.sequence-grid b{display:block;font-size:11px;margin-bottom:7px;color:#59677c}.sequence-grid code{display:block;white-space:normal;overflow-wrap:anywhere;font-size:12px;color:#306354}.online-body{padding:18px}.online-empty,.output-placeholder{padding:32px 20px;text-align:center;color:#8794a6;font-size:13px}.sample-row{border:1px solid #dbe3ee;border-radius:10px;margin:0 0 15px;padding:0 15px 16px;min-width:0}.sample-row legend{display:flex;width:100%;align-items:center;justify-content:space-between;padding:0 4px;color:#3563ad;font-size:11px;font-weight:800;letter-spacing:1px}.remove-sample{border:0;background:transparent;color:#a44c45;font-size:11px;padding:7px}.field-grid{display:grid;grid-template-columns:repeat(3,minmax(170px,1fr));gap:13px}.form-field{display:flex;flex-direction:column;min-width:0;font-size:11px;color:#5e6e83;font-weight:650}.form-field>span:first-child{margin-bottom:5px;overflow-wrap:anywhere}.form-field input[type=text],.form-field input[type=number],.form-field select{width:100%;min-width:0;border:1px solid #ced8e6;border-radius:8px;background:#fff;color:var(--ink);padding:9px 10px}.form-field select[multiple]{height:76px}.bool-field{justify-content:flex-end}.check-control{display:flex;align-items:center;gap:8px;min-height:40px;border:1px solid #ced8e6;border-radius:8px;padding:8px 10px;background:#f8fafd;color:#425974;font-weight:500}.check-control input{width:17px;height:17px;accent-color:var(--blue)}.online-actions,.output-actions{display:flex;justify-content:flex-end;gap:10px;flex-wrap:wrap}.preview textarea{display:block;width:100%;min-height:390px;resize:vertical;border:0;border-bottom:1px solid var(--edge);outline:0;padding:18px 24px;margin:0;font:12px/1.8 ui-monospace,SFMono-Regular,Consolas,monospace;color:#285f4a;background:#f8fbfa}.output-actions{padding:14px 18px}.guide-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.announcement-list,.guide-content{padding:20px;min-height:260px}.announcement{padding:0 0 17px;margin-bottom:18px;border-bottom:1px solid var(--edge)}.announcement h3{font-size:14px;margin:3px 0}.announcement p{font-size:12px;color:var(--muted);margin:6px 0}.date-label{color:#3378aa;font-size:11px}.guide-step{display:flex;gap:14px;margin:0 0 20px;font-size:13px;color:#59677c}.guide-step strong{display:flex;flex:none;width:25px;height:25px;border-radius:7px;background:#e7f0ff;color:#2b65ce;align-items:center;justify-content:center}footer{padding:32px 0 38px;display:flex;justify-content:space-between;gap:20px;font-size:11px;color:#99a4b4}.feedback{background:#fff1ed;border:1px solid #ffbead;padding:14px 17px;margin:17px 0 0;border-radius:9px;color:#a44530;font-size:13px}.loading{padding:28px;font-size:13px;color:#8696ab}.empty{color:#8290a4;font-size:13px}@media(max-width:900px){.history-grid{grid-template-columns:1fr}.detail-panel{position:static}.builder-grid{grid-template-columns:1fr}.guide-grid,.sequence-grid{grid-template-columns:1fr}.field-grid{grid-template-columns:repeat(2,minmax(150px,1fr))}.hero{padding:25px}.hero h1{font-size:26px}.masthead .maxline{flex-wrap:wrap;padding:12px 20px}.maxline{padding:0 16px}.nav-btn{padding:9px;font-size:11px}.history-controls{margin-top:10px}.section-header{align-items:start;flex-wrap:wrap}.step{min-height:0}footer{flex-wrap:wrap}}@media(max-width:550px){.brand-name{font-size:16px}.brand-minor{font-size:10px}.hero-meta{gap:8px}.history-controls{width:100%}.commit-row{padding-right:6px}.commit-sha{display:none}.field-grid{grid-template-columns:1fr}.preview textarea{min-height:310px;padding:15px}.online-actions .btn,.output-actions .btn{flex:1}}

.manual-bar{display:flex;align-items:center;flex-wrap:wrap;gap:9px;margin:-4px 0 17px;padding:12px 15px;background:#eaf0f8;border-radius:9px}.manual-bar label{font-size:12px;color:#536987;font-weight:650}.manual-bar input{flex:1;min-width:190px;border:1px solid #ccd8ea;border-radius:8px;padding:8px 11px;font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:12px}.manual-bar button{padding:7px 11px}.form-field select+input{margin-top:6px}