:root{color-scheme:dark;--bg:#09121c;--panel:#101e2c;--line:#263b4a;--muted:#a1b5c5;--cyan:#63ecd6;--white:#edf7fb;font-family:Segoe UI,Arial,sans-serif;color:var(--white);background:var(--bg)}*{box-sizing:border-box}body{margin:0}button,input,select,textarea{font:inherit}button{cursor:pointer;border:1px solid var(--line);background:#142737;color:var(--white);border-radius:8px;padding:11px 15px;transition:background .2s,transform .2s}button:hover{background:#244154;transform:translateY(-1px)}button:focus-visible,a:focus-visible{outline:2px solid var(--cyan);outline-offset:3px}button:disabled{opacity:.35;cursor:default}button.primary,button[aria-pressed=true]{background:var(--cyan);color:#062725;border-color:var(--cyan)}header{height:102px;display:flex;align-items:center;gap:40px;padding:20px 34px;border-bottom:1px solid var(--line)}.brand{font-size:29px;letter-spacing:3px;font-weight:800;text-decoration:none;color:white}.brand span{display:block;font-size:8px;letter-spacing:2px;color:var(--cyan);margin-top:5px}.project-title{font-size:18px}.project-title small{display:block;color:var(--muted);font-size:12px;margin-top:5px}.file-actions{margin-left:auto;display:flex;gap:8px}main{display:grid;grid-template-columns:460px 1fr;min-height:calc(100vh - 153px)}.form-panel{padding:28px;background:linear-gradient(135deg,#142535,#0d1925);border-right:1px solid var(--line)}.eyebrow{font-size:10px;letter-spacing:2px;color:var(--cyan);font-weight:600}nav{display:flex;gap:6px;margin:20px 0 26px}nav button{flex:1;padding:9px 3px;font-size:11px}h2{font-size:28px;letter-spacing:-1px;margin:12px 0}p.hint{color:var(--muted);line-height:1.5;font-size:13px;margin-bottom:22px}.field{display:block;margin-bottom:16px;font-size:13px}.field>span{display:block;margin-bottom:7px;color:#c3d5e0}input:not([type=checkbox]):not([type=range]),select,textarea{width:100%;border:1px solid #345061;background:#091724;color:white;border-radius:7px;padding:11px;outline:none}input:focus,select:focus,textarea:focus{border-color:var(--cyan)!important;box-shadow:0 0 0 2px #63ecd61a}textarea{resize:vertical;min-height:100px}.check{display:flex;align-items:center;gap:10px;background:#1c304080;border:1px solid var(--line);padding:13px;border-radius:8px;margin:8px 0;font-size:13px}.check input{accent-color:var(--cyan);width:17px;height:17px}.grid{display:grid;grid-template-columns:1fr 1fr;gap:0 12px}.step-actions{display:flex;align-items:center;justify-content:space-between;margin-top:24px;padding-top:20px;border-top:1px solid var(--line)}#step-count{font-size:11px;color:var(--muted)}.visual{position:sticky;top:0;height:calc(100vh - 153px);min-height:580px;overflow:hidden;background:radial-gradient(ellipse at 50% 38%,#233d50 0,#0b1824 57%,#071019 100%)}.scene-heading{position:absolute;top:28px;left:34px;pointer-events:none;z-index:1}h1{font-size:clamp(26px,3vw,44px);font-weight:400;letter-spacing:-1px;margin:12px 0 5px}.scene-heading p{color:var(--muted);font-size:13px}#stage{position:absolute;inset:90px 0 135px;touch-action:none;cursor:grab}#stage canvas{display:block;width:100%;height:100%}.scene-note{position:absolute;bottom:126px;left:0;width:100%;text-align:center;font-size:10px;color:#829dad}.view-controls{position:absolute;bottom:20px;left:26px;right:26px;background:#101f2cdc;border:1px solid #3b5362;border-radius:12px;padding:15px;backdrop-filter:blur(16px)}.view-controls label{display:flex;align-items:center;gap:14px;font-size:12px}.view-controls input{flex:1;accent-color:var(--cyan);min-width:50px}.view-controls output{min-width:38px}.view-controls>div{display:flex;gap:8px;margin-top:12px;flex-wrap:wrap}.view-controls button{font-size:11px;padding:8px 12px}footer{padding:16px 28px;border-top:1px solid var(--line);display:flex;gap:20px;font-size:11px;color:var(--muted)}a{color:var(--cyan)}#status{margin-left:auto;max-width:48%}.summary-row{display:flex;justify-content:space-between;gap:20px;padding:10px 0;border-bottom:1px solid var(--line);font-size:12px}.summary-row span{color:var(--muted)}.summary-row strong{text-align:right;overflow-wrap:anywhere;max-width:65%;white-space:pre-wrap}.export-actions{display:grid;gap:8px;margin-top:22px}.fine{font-size:11px;color:var(--muted);line-height:1.6}#print-area{display:none}.error{color:#ffb3a7!important}@media(max-width:1000px){main{grid-template-columns:380px 1fr}header{padding:16px;gap:20px}.project-title{display:none}.form-panel{padding:22px}.view-controls{left:10px;right:10px}}@media(max-width:740px){header{height:auto;flex-wrap:wrap}.brand{font-size:23px}.file-actions{gap:4px}.file-actions button{font-size:11px;padding:9px}main{display:flex;flex-direction:column-reverse}.visual{position:relative;height:490px;min-height:490px}.form-panel{border-right:0}.scene-heading{top:16px;left:22px}#stage{inset:75px 0 140px}footer{flex-wrap:wrap}#status{max-width:100%;margin:0}.scene-note{font-size:8px}h1{font-size:28px}}@media print{body{background:white;color:#162534}header,main,footer{display:none!important}#print-area{display:block;font:11pt Arial;padding:10mm}#print-area h1{font-size:24pt}#print-area img{width:100%;max-height:90mm;object-fit:contain}#print-area .summary-row{border-color:#ddd;break-inside:avoid}#print-area .summary-row span{color:#455563}#print-area a{color:#162534}@page{size:A4;margin:12mm}}

@media print{#print-area,#print-area .summary-row span,#print-area .summary-row strong{color:#333!important}#print-area{background:#fff!important}}

.guide{border:1px solid #42675f;border-left:3px solid var(--cyan);border-radius:10px;padding:13px 15px;background:linear-gradient(120deg,#1b3939,#122731);margin-bottom:24px;font-size:12px;line-height:1.6}.guide strong{color:var(--cyan)}.guide p{margin:5px 0 0;color:#c5d9df}.check:has(input:checked){border-color:#63ecd688;background:#224644}.view-controls{box-shadow:0 12px 40px #0004}nav button[aria-current=step]{box-shadow:0 0 22px #63ecd622}@media(prefers-reduced-motion:reduce){button{transition:none}}

#calendar{margin:0 0 10px;border:1px solid var(--line);border-radius:10px;padding:12px;max-width:350px;background:#102737}#calendar summary{cursor:pointer;color:var(--cyan);font-size:13px}.calendar-nav{display:flex;align-items:center;justify-content:space-between;margin:12px 0}.calendar-days{display:grid;grid-template-columns:repeat(7,1fr);gap:4px}.calendar-days span{text-align:center;font-size:12px;padding:5px 0;color:var(--muted)}.calendar-days button{padding:8px 2px;font-size:12px}

.form-file-actions{display:flex;gap:8px;margin:16px 0 0}.form-file-actions button{flex:1;font-size:12px;padding:10px 8px}

.technical{margin-top:22px;padding:14px;border:1px solid var(--line);border-radius:10px}.technical summary{cursor:pointer;color:var(--cyan);font-size:13px}.technical[open] summary{margin-bottom:16px}#pipe-details,#pump-details,#platform-loads{border-left:2px solid #35574f;padding-left:14px;margin:16px 0}

.help-tour{padding:6px 0;border:0;background:none;font-size:11px;color:var(--muted)}.intro-target{outline:3px solid var(--cyan);box-shadow:0 0 24px #63ecd65c}.intro-pointer{position:fixed;z-index:50;width:256px;padding:16px 30px 14px 15px;border:1px solid var(--cyan);border-radius:12px;background:#173c43;color:white;box-shadow:0 10px 30px #0008;font-size:13px}.intro-pointer[hidden],.part-info[hidden]{display:none}.intro-pointer button{position:absolute;right:3px;top:3px;background:none;border:0;padding:3px 6px}.intro-hand{position:absolute;left:var(--hand-left,110px);top:-35px;font-size:34px;animation:point-hand .65s ease-in-out infinite alternate}@keyframes point-hand{to{transform:translateY(-5px)}}.part-info{position:absolute;z-index:4;right:20px;top:110px;width:min(320px,calc(100% - 40px));background:#102b36f5;border:1px solid #63ecd688;border-radius:12px;box-shadow:0 10px 30px #0006;padding:18px 38px 16px 18px}.part-info strong{font-size:15px;color:var(--cyan)}.part-info p{font-size:13px;line-height:1.55;margin:10px 0}.part-info small{font-size:10px;color:var(--muted)}.part-info button{position:absolute;right:5px;top:5px;border:0;padding:4px 8px;background:none}#stage{cursor:pointer}#stage:active{cursor:grabbing}@media(prefers-reduced-motion:reduce){.intro-hand{animation:none}}@media(max-width:740px){.part-info{top:80px;right:12px;max-height:220px;overflow:auto;font-size:12px}}

.website-return{display:block;margin:0 0 20px;padding:15px 18px;border:2px solid #63ecd6;border-radius:10px;background:#63ecd6;color:#09232c;font-size:14px;font-weight:700;line-height:1.5;text-align:center;text-decoration:none}.website-return:hover{background:#a5fff0;border-color:#a5fff0}.website-return:focus-visible{outline:3px solid white;outline-offset:3px}.copy-option{display:flex;gap:10px;align-items:center;margin:18px 0;padding:14px;border:1px solid var(--line);border-radius:10px}.copy-option input{width:20px;height:20px;flex:0 0 20px;margin:0;accent-color:var(--cyan)}

.legal-links{display:flex;gap:16px;flex-wrap:wrap}.legal-links a{font-size:13px;font-weight:600}.legal-area{padding:12px 28px 28px;border-top:1px solid var(--line)}.legal-panel{max-width:960px;margin:12px auto;border:1px solid #345061;border-radius:10px;background:var(--panel);scroll-margin-top:20px}.legal-panel>summary{cursor:pointer;padding:16px 20px;font-size:16px;font-weight:600;color:var(--cyan)}.legal-panel>summary:focus-visible{outline:2px solid var(--cyan);outline-offset:3px}.legal-content{padding:0 22px 22px;color:#d4e3ec;font-size:14px;line-height:1.7;overflow-wrap:anywhere}.legal-content h2{font-size:25px}.legal-content h3{margin-top:24px;font-size:17px}.legal-content p{margin:12px 0}@media(max-width:740px){.legal-area{padding:10px 16px 20px}.legal-content{padding:0 16px 16px}footer{flex-wrap:wrap}}@media print{.legal-area{display:none!important}}

.component-palette{margin:8px 20px;padding:14px;border:1px solid var(--line);border-radius:12px;background:var(--panel)}.component-palette[hidden]{display:none}.component-palette p{font-size:12px;line-height:1.5;margin:8px 0}.component-palette strong{color:var(--cyan)}#component-buttons{display:flex;flex-wrap:wrap;gap:7px}#component-buttons button{padding:9px 11px;font-size:12px;cursor:grab;touch-action:none}#component-buttons button[aria-pressed="true"]{background:#245448;border-color:var(--cyan)}#component-buttons button:disabled{opacity:.45;cursor:not-allowed}#stage.component-drop-ready{outline:3px dashed var(--cyan);outline-offset:-5px;background:#63ecd615}.component-ghost{position:fixed;pointer-events:none;z-index:100;padding:12px;border-radius:8px;background:#63ecd6;color:#09232c;box-shadow:0 5px 24px #0008;font-size:13px}@media print{.component-palette{display:none}}
.visual{display:flex;flex-direction:column;height:calc(100vh - 16px);min-height:760px;overflow:visible}.scene-heading{position:relative;top:auto;left:auto;margin:20px 26px 0;flex:none}.scene-heading h1{margin:7px 0}.scene-heading p{margin:6px 0}#stage{position:relative;inset:auto;flex:1;min-height:240px}.component-palette{flex:none;margin:4px 20px;padding:10px 14px}#component-buttons button[aria-pressed="true"]{color:#eafff9}.scene-note{position:relative;bottom:auto;padding:6px 14px;flex:none}.view-controls{position:relative;bottom:auto;left:auto;right:auto;margin:4px 20px 16px;flex:none}.part-info{top:110px}@media(max-width:740px){.visual{height:auto;min-height:850px}#stage{flex:none;height:310px}.scene-heading{margin:16px 20px 0}.component-palette{margin:4px 12px}.view-controls{margin:4px 12px 12px}.scene-note{font-size:10px}}

.entry-locked #configurator,.entry-locked .file-actions,.entry-locked .intro-pointer{display:none!important}.entry-gate{padding:42px 20px;background:radial-gradient(ellipse at top,#183845,#09121c);min-height:calc(100vh - 160px)}.entry-gate[hidden]{display:none}.entry-card{max-width:620px;margin:0 auto;padding:30px;border:1px solid #365762;border-radius:16px;background:#101e2c}.entry-card h1{font-size:32px}.entry-card>p{color:var(--muted);font-size:14px;line-height:1.6}.entry-modes{display:flex;gap:10px;margin:24px 0}.entry-modes button{flex:1}.entry-start{width:100%;margin-top:10px}.entry-card [hidden]{display:none!important}@media(max-width:740px){.entry-gate{padding:20px 12px}.entry-card{padding:22px 18px}.entry-card h1{font-size:27px}.entry-modes button{font-size:13px}.entry-card .grid{grid-template-columns:1fr}.file-actions{flex-wrap:wrap}}@media print{.entry-gate{display:none!important}}
[hidden]{display:none!important}.form-panel,.visual{min-width:0}main{grid-template-columns:460px minmax(0,1fr)}@media(max-width:1000px){main{grid-template-columns:380px minmax(0,1fr)}}