:root{--ink:#16191c;--paper:#f5f5f1;--line:#16191c;--blue:#2549f4;--yellow:#e9ff51;--coral:#ff745b;--muted:#5c646b;--white:#fff;--pale:#eaeae4;--line2:#cbd0d3}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;color:var(--ink);background:var(--paper);font-family:Inter,"PingFang SC","Microsoft YaHei",system-ui,sans-serif;font-size:15px}
a{color:inherit;text-decoration:none}button,input,textarea,select{font:inherit}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.4}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid var(--blue);outline-offset:3px}
.topstripe{height:8px;background:repeating-linear-gradient(90deg,var(--ink) 0 70px,var(--yellow) 70px 140px,var(--blue) 140px 210px,var(--coral) 210px 280px)}
.head{display:grid;grid-template-columns:minmax(250px,1fr) auto;gap:28px;align-items:center;background:#fff;border-bottom:2px solid var(--ink);padding:16px clamp(20px,4vw,70px)}
.identity{display:flex;align-items:center;gap:12px;min-width:0}.logo{width:47px;height:47px;background:var(--blue);border:2px solid var(--ink);position:relative;flex-shrink:0}.logo:before{content:"";position:absolute;width:25px;height:25px;border:3px solid #fff;border-radius:50%;left:8px;top:7px}.logo:after{content:"";position:absolute;width:7px;height:7px;background:var(--yellow);right:-6px;bottom:-6px;border:2px solid var(--ink)}
.identity b{font-size:17px;display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.identity small{display:block;font-size:11px;letter-spacing:.12em;color:var(--muted);margin-top:3px}
.navigation{display:flex;flex-wrap:wrap;gap:8px;align-items:center}.navigation a{padding:10px 14px;border:1.5px solid transparent;font-weight:700;font-size:13px}.navigation a:hover,.navigation a[aria-current=page]{border-color:var(--ink);background:var(--yellow)}
.breadcrumb{font-size:12px;letter-spacing:.14em;font-weight:700;color:var(--muted);font-family:"DM Mono",monospace}
.workspace{padding:34px clamp(20px,4vw,70px) 60px;max-width:1750px;margin:auto}
.titleband{display:flex;justify-content:space-between;align-items:end;gap:24px;margin:8px 0 24px}.titleband h1{font-size:clamp(29px,3.6vw,55px);letter-spacing:-.06em;margin:9px 0 5px;line-height:1.09}.titleband p{color:var(--muted);max-width:550px;line-height:1.75;margin:0;font-size:13px}
.serial{border:2px solid var(--ink);padding:14px 20px;background:var(--yellow);font:bold 14px "DM Mono",monospace;transform:rotate(3deg);white-space:nowrap}
.machine{border:2px solid var(--ink);background:#fff;box-shadow:10px 10px 0 var(--ink)}
.machinebar{display:flex;align-items:stretch;justify-content:space-between;border-bottom:2px solid var(--ink);background:var(--ink);color:#fff;min-height:56px;flex-wrap:wrap}
.tabstrip{display:flex;align-items:stretch}.tab{border:0;border-right:1px solid #4f5458;color:#e8eced;background:transparent;font-weight:800;padding:15px 25px;font-size:14px}.tab:hover{background:#36393e}.tab.active{background:var(--yellow);color:var(--ink)}
.machineinfo{display:flex;align-items:center;gap:10px;font:12px "DM Mono",monospace;padding:0 18px}.circle{width:9px;height:9px;background:#79ee91;border-radius:50%}
.machinebody{display:grid;grid-template-columns:minmax(0,1fr) 286px;min-height:490px}.stage{padding:0;min-width:0}.rail{border-left:2px solid var(--ink);background:#eff0eb;display:flex;flex-direction:column}.railheader{background:var(--blue);color:#fff;padding:20px;border-bottom:2px solid var(--ink)}.railheader .eyebrow{font:11px "DM Mono",monospace;letter-spacing:.11em;opacity:.8}.railheader strong{font-size:18px;display:block;margin-top:8px}
.actionlist{padding:14px;display:grid;gap:10px}.actionlist button,.actionlist a{display:flex;justify-content:space-between;gap:10px;align-items:center;min-height:46px;text-align:left;padding:10px 13px;border:2px solid var(--ink);background:#fff;font-weight:750;box-shadow:3px 3px 0 var(--ink)}.actionlist button:hover,.actionlist a:hover{background:var(--yellow)}.actionlist .blue{background:var(--blue);color:white}.actionlist .blue:hover{background:#142cd3}.actionlist .danger{color:#b12517}
.railfoot{margin-top:auto;border-top:2px solid var(--ink);padding:16px;color:#414b52;font-size:12px;line-height:1.75}
.formhead{padding:24px 27px;border-bottom:2px solid var(--ink);background:#f9f9f5}.fieldlabel{display:block;text-transform:uppercase;color:var(--muted);font-size:11px;letter-spacing:.16em;font-weight:800;margin:0 0 8px}.formhead input{border:0;border-bottom:2px solid var(--ink);padding:8px 0;width:100%;background:transparent;color:var(--ink);font-size:clamp(21px,2.4vw,31px);font-weight:850;outline:none}.formhead input:focus{border-color:var(--blue)}.formhead textarea{margin-top:12px;padding:11px 0;background:none;resize:vertical;border:0;width:100%;min-height:50px;outline:none;color:#434a4e;font-size:14px}
.questionrow{display:grid;grid-template-columns:80px minmax(0,1fr);border-bottom:2px solid var(--ink)}.qcount{background:var(--yellow);border-right:2px solid var(--ink);display:grid;place-items:start center;padding:26px 6px;font:bold 23px "DM Mono",monospace}.qinner{padding:22px 25px}.qtop{display:flex;gap:12px;align-items:center;justify-content:space-between;flex-wrap:wrap}.qtop .qtype{border:1px solid #a2a8ab;background:#f5f5f3;padding:6px 10px;color:var(--muted);font:12px "DM Mono",monospace}.qactions{display:flex;gap:7px;align-items:center;flex-wrap:wrap}.iconbtn{border:1.5px solid var(--ink);background:#fff;min-width:32px;padding:5px 9px;font-weight:800}.iconbtn:hover{background:var(--yellow)}.qinput{display:block;border:0;border-bottom:1.5px solid #989da0;font-size:17px;font-weight:750;width:100%;margin:14px 0 7px;padding:9px 0;background:transparent;outline:none}.qinput:focus{border-color:var(--blue)}.qoptions{margin:12px 0;display:grid;gap:9px}.optrow{display:flex;align-items:center;gap:9px}.optionmark{font-size:17px;color:#8c9394}.optinput{width:100%;max-width:360px;border:0;border-bottom:1px dashed #aaa;padding:7px 0;background:none;outline:none}.qsmall{display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap;margin-top:14px;color:var(--muted);font-size:12px}.qsmall label{display:flex;gap:6px;align-items:center}.addq{padding:23px 25px 24px 105px;background:#f5f5ef;border-bottom:2px solid var(--ink);display:flex;flex-wrap:wrap;gap:8px}.addq button{background:var(--ink);color:#fff;border:2px solid var(--ink);padding:11px 13px;font-weight:750}.addq button:hover{background:var(--blue)}
.viewpad{padding:30px;min-height:450px;background:#fff}.previewpanel{max-width:750px;margin:auto}.previewintro{border-bottom:4px solid var(--blue);padding-bottom:20px;margin-bottom:26px}.previewintro h2{font-size:32px;line-height:1.15;margin:8px 0}.previewintro p{color:var(--muted);line-height:1.7}.previewq{padding:20px 0;border-bottom:1px solid #cdd1d4}.previewq strong{font-size:17px}.previewq .required{color:#d43825;font-size:14px}.answer{margin-top:12px;display:grid;gap:10px}.answer label{display:flex;gap:9px;align-items:center}.answer input[type=text]{width:100%;border:1.5px solid #7e8387;padding:12px;background:#fff}.answer input[type=radio],.answer input[type=checkbox]{accent-color:var(--blue)}.btn{border:2px solid var(--ink);background:var(--yellow);padding:13px 20px;font-weight:850;box-shadow:3px 3px 0 var(--ink)}.btn:hover{background:#d6f53a}.btn.dark{background:var(--ink);color:white}.btn:active{transform:translate(2px,2px);box-shadow:1px 1px 0 var(--ink)}
.mono{font-family:"DM Mono",monospace}.warning{background:#fff6c8;border-left:4px solid var(--ink);padding:13px 14px;color:#5d4d21;font-size:12px;line-height:1.7}.notice{margin:0 0 20px}.rec{border-bottom:1px solid #d0d4d5;padding:16px 2px;display:flex;justify-content:space-between;gap:12px}.rec span{color:var(--muted);font-size:13px}.empty{text-align:center;color:var(--muted);padding:40px 15px}.status{font:12px "DM Mono",monospace;color:var(--muted)}
.menugrid{display:grid;grid-template-columns:2fr 1fr;gap:30px;align-items:start}.openhero{background:var(--yellow);border:2px solid var(--ink);padding:44px;min-height:300px;position:relative;overflow:hidden}.openhero h1{font-size:clamp(35px,5vw,72px);max-width:740px;line-height:1.03;letter-spacing:-.07em;margin:15px 0}.openhero:after{content:"";position:absolute;right:-60px;bottom:-130px;border:55px solid var(--blue);width:260px;height:260px;border-radius:50%;opacity:.88;pointer-events:none}.openhero p{font-size:17px;line-height:1.8;max-width:600px;position:relative;z-index:2}.openhero .btn{position:relative;z-index:2;display:inline-block}
.recipe{border:2px solid var(--ink);background:#fff;padding:25px;margin-bottom:16px}.recipe small{font:12px "DM Mono",monospace;color:var(--blue)}.recipe h3{font-size:22px;margin:10px 0}.recipe p{color:#576166;line-height:1.7}.recipe button{background:var(--ink);color:#fff;border:0;padding:11px 14px;font-weight:800}.recipe button:hover{background:var(--blue)}
.prose{max-width:960px;margin:0 auto}.prose h1{font-size:42px;letter-spacing:-.06em}.prose h2{font-size:24px;border-top:3px solid var(--ink);padding-top:18px;margin-top:32px}.prose p,.prose li{font-size:16px;line-height:1.95}.prose strong{font-weight:850}.docstrip{background:var(--blue);color:#fff;padding:16px 20px;font-weight:850;letter-spacing:.1em}.prosebody{background:#fff;border:2px solid var(--ink);padding:32px 42px}
.sitefoot{border-top:3px solid var(--ink);background:var(--ink);color:#ecefe9;padding:21px clamp(20px,4vw,70px);display:flex;justify-content:space-between;gap:15px;align-items:center;flex-wrap:wrap;font-size:13px}.sitefoot a{text-decoration:underline;text-decoration-color:var(--yellow);text-underline-offset:4px}
.toast{position:fixed;bottom:24px;right:25px;z-index:70;background:var(--ink);color:#fff;padding:14px 18px;box-shadow:5px 5px 0 var(--yellow);font-weight:750;max-width:350px}.off{display:none!important}
@media(max-width:980px){.machinebody{grid-template-columns:1fr}.rail{border-left:0;border-top:2px solid var(--ink)}.railheader{padding:14px}.actionlist{grid-template-columns:repeat(2,minmax(0,1fr))}.railfoot{margin-top:0}.menugrid{grid-template-columns:1fr}}
@media(max-width:650px){.head{display:block;padding:15px 17px}.identity b{font-size:14px;white-space:normal}.navigation{gap:2px;margin-top:10px}.navigation a{padding:8px;font-size:12px}.workspace{padding:22px 12px 35px}.titleband{align-items:start}.titleband h1{font-size:30px}.serial{display:none}.machine{box-shadow:5px 5px 0 var(--ink)}.tab{padding:14px 13px;font-size:12px}.machineinfo{display:none}.formhead{padding:18px}.questionrow{grid-template-columns:44px minmax(0,1fr)}.qcount{font-size:14px;padding:22px 4px}.qinner{padding:14px}.qinput{font-size:15px}.addq{padding:13px;gap:7px}.addq button{font-size:12px;padding:10px}.viewpad{padding:18px}.previewintro h2{font-size:25px}.actionlist{grid-template-columns:1fr 1fr}.actionlist button,.actionlist a{font-size:12px;padding:10px}.prosebody{padding:20px}.openhero{padding:24px;min-height:240px}.openhero:after{width:150px;height:150px;right:-100px;bottom:-100px}.openhero h1{font-size:38px}.sitefoot{padding:20px}.qtop{align-items:start}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}