:root{color-scheme:light;--ink:#20323a;--muted:#687b82;--line:#dce4e5;--paper:#f5f7f7;--teal:#236b68;--amber:#b97629;--dark:#17272e;--focus:#1d7974;--red:#9d352d;font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;font-synthesis:none}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font-size:14px}button,input,select,textarea{font:inherit}button,a,input,select,textarea{touch-action:manipulation}button{cursor:pointer}button{color:inherit}button:disabled{cursor:not-allowed;opacity:.5}a{color:var(--teal)}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,canvas:focus-visible{outline:3px solid #4da7a0;outline-offset:3px}button{border:0;background:transparent}button:hover{filter:brightness(.95)}.skip{position:absolute;left:12px;top:-60px;background:white;padding:12px;z-index:20}.skip:focus{top:8px}.topbar{height:80px;background:#fff;display:flex;align-items:center;padding:0 28px;gap:24px;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);font-size:25px;font-weight:700;letter-spacing:-1px;line-height:1}.brand svg{width:35px;height:35px;fill:none;stroke:var(--teal);stroke-width:3.5;stroke-linecap:round}.brand .light{font-weight:400}.brand small{display:block;font-size:8px;letter-spacing:3.6px;margin-top:5px;color:var(--muted)}.top-separator{height:30px;width:1px;background:var(--line)}.project-name{font-size:13px;font-weight:600;max-width:230px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.project-name span{margin-left:12px}.save-state{font-size:11px;color:var(--muted)}.top-actions{margin-left:auto;display:flex;align-items:center;gap:12px}.primary,.secondary{border-radius:7px;padding:11px 16px;font-weight:600;white-space:nowrap}.primary{background:var(--teal);color:#fff}.primary span{margin-left:16px}.secondary{border:1px solid var(--line);background:#fff}.text-button{color:var(--muted);font-size:12px;padding:8px}.shell{display:grid;grid-template-columns:86px 326px minmax(0,1fr);min-height:calc(100vh - 80px)}.rail{background:var(--dark);color:#acb9be;display:flex;flex-direction:column;padding:27px 9px 15px;gap:14px}.rail-button{display:flex;align-items:center;flex-direction:column;gap:4px;padding:14px 2px;font-size:10px;border-radius:8px}.rail-button.active{background:#2c4148;color:#e3c498}.rail-icon{font-size:29px;line-height:30px}.rail-bottom{margin-top:auto;text-align:center;display:flex;flex-direction:column;font-size:9px;letter-spacing:1px;gap:17px}.rail-bottom button{font-size:26px;color:#c5d2d5}.parameters{background:#fff;border-right:1px solid var(--line)}.panel-heading{padding:30px 25px 23px;border-bottom:1px solid var(--line)}.eyebrow{font-size:9px;font-weight:700;letter-spacing:1.6px;color:var(--muted);display:block}.panel-heading h1{font-size:24px;line-height:1.2;letter-spacing:-.7px;font-weight:550;margin:11px 0 0}.field-group{padding:22px 25px;border-bottom:1px solid var(--line)}.group-title{display:flex;align-items:baseline;justify-content:space-between;margin:0 0 15px;font-size:13px;font-weight:650}.group-title small{color:var(--muted);font-weight:400;font-size:10px}.field{display:block;margin-top:14px}.field:first-child{margin-top:0}.field-label{display:flex;align-items:center;justify-content:space-between;color:#455c65;font-size:12px;margin-bottom:7px}.field-hint{font-size:10px;color:var(--muted);line-height:1.55;margin:8px 0 0}.field-wrap{position:relative}.field-wrap input,.field-wrap select,.field select,textarea{border:1px solid #d8e1e2;border-radius:6px;background:#fcfdfd;width:100%;padding:11px 12px;color:var(--ink);height:41px}.field-wrap input{padding-right:63px;font-variant-numeric:tabular-nums}.field-wrap .unit{position:absolute;right:12px;top:13px;font-size:11px;color:var(--muted);pointer-events:none}.field-wrap input[readonly]{background:#edf5f3;color:var(--teal);border-style:dashed}.field-wrap input[aria-invalid=true]{border-color:var(--red);background:#fff5f3}.field-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}.field-row>.field{margin-top:14px}.select-large{width:100%;padding:12px 10px;border:1px solid var(--line);border-radius:6px;background:var(--paper);font-weight:550;color:var(--ink)}.mini-segment{display:flex;gap:4px;background:var(--paper);border:1px solid var(--line);padding:4px;border-radius:7px}.mini-segment button{flex:1;padding:9px 2px;font-size:12px;border-radius:4px}.mini-segment button.active{background:white;box-shadow:0 1px 4px #24333b16;color:var(--teal);font-weight:650}.compute-check{font-size:10px;font-weight:450;display:flex;align-items:center;gap:4px;color:var(--teal)}input[type=checkbox]{accent-color:var(--teal)}.note{padding:12px;background:#f2f6f5;border-radius:5px;font-size:11px;color:var(--muted);line-height:1.6;margin:16px 0 0}.calculate-footer{padding:22px 25px}.calculate{background:var(--teal);color:#fff;display:flex;justify-content:space-between;width:100%;border-radius:6px;padding:14px 17px;font-weight:600}.calculate-footer p{font-size:10px;color:var(--muted);line-height:1.5}.workspace{padding:29px 34px 16px;min-width:0;overflow:hidden}.workspace-heading{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:21px}.workspace h2{font-size:24px;letter-spacing:-.65px;font-weight:550;margin:8px 0 0}.segmented{display:flex;border:1px solid var(--line);border-radius:7px;padding:4px;background:#eaf0f0;gap:3px}.segmented button{border-radius:4px;padding:8px 15px;font-size:12px;color:var(--muted)}.segmented .selected{background:#fff;color:var(--ink);box-shadow:0 1px 4px #25343b14;font-weight:600}.viewport{height:430px;min-height:300px;border:1px solid #cfdadc;border-radius:10px;background:radial-gradient(ellipse at 35% 20%,#fdfefe,#eaf0f0);position:relative;overflow:hidden}.viewport canvas{display:block;width:100%;height:100%;touch-action:none;cursor:grab}.viewport canvas:active{cursor:grabbing}.plot-label{position:absolute;top:20px;left:22px;font-size:11px;color:#60747c;display:flex;align-items:center;gap:7px;pointer-events:none}.dot{display:inline-block;width:6px;height:6px;border-radius:50%;margin-right:4px}.amber{background:#b87829}.teal{background:#467f8b}#offsetLegend{margin-left:12px}.plot-controls{position:absolute;right:16px;top:16px;display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:6px;overflow:hidden}.plot-controls button{width:32px;height:31px;border-bottom:1px solid var(--line);font-size:20px;color:#61757d}.plot-controls button:last-child{border:0}.plot-bottom{position:absolute;bottom:15px;left:20px;right:20px;display:flex;justify-content:space-between;gap:10px;font-size:9px;color:#7a8e96;pointer-events:none}.metrics{display:grid;grid-template-columns:repeat(4,1fr);background:#fff;border:1px solid var(--line);border-radius:8px;margin-top:18px}.metrics>div{padding:18px 20px;border-right:1px solid var(--line)}.metrics>div:last-child{border:0}.metrics span{display:block;font-size:10px;color:var(--muted);margin-bottom:9px}.metrics strong{font-weight:500;font-size:25px;letter-spacing:-1px;font-variant-numeric:tabular-nums}.metrics small{font-size:10px;color:var(--muted);margin-left:6px}.results{background:#fff;border:1px solid var(--line);border-radius:8px;margin-top:23px;overflow:hidden}.results-header{padding:0 16px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}.result-tabs{display:flex;gap:15px}.result-tabs button{padding:15px 4px;font-size:12px;color:var(--muted);border-bottom:2px solid transparent}.result-tabs button.active{color:var(--teal);border-color:var(--teal);font-weight:650}#resultBody{overflow:auto;max-height:290px;min-height:105px}table{width:100%;border-collapse:collapse;font-size:11px;font-variant-numeric:tabular-nums}th{text-align:right;padding:11px 16px;background:#fafbfb;color:var(--muted);font-size:10px;font-weight:500;white-space:nowrap}td{text-align:right;padding:11px 16px;border-top:1px solid #edf1f2;white-space:nowrap}th:first-child,td:first-child{text-align:left}tbody tr:hover{background:#f6faf9}.segment-dot{width:5px;height:5px;background:var(--amber);border-radius:50%;display:inline-block;margin-right:7px}.workspace-footer{display:flex;justify-content:space-between;margin-top:18px;font-size:9px;color:#7b8f95;gap:10px}.version{border:1px solid var(--line);padding:3px 5px;margin-left:6px;border-radius:4px}.notice{padding:13px 17px;background:#e9f3ef;border:1px solid #c9dfd7;border-radius:6px;margin:0 0 16px;font-size:12px;line-height:1.5;color:#325e50}.notice.error{background:#fff1ed;border-color:#ebc2b7;color:var(--red)}[hidden]{display:none!important}.segment-card{border:1px solid var(--line);border-radius:6px;padding:12px;margin-top:12px}.segment-card header{display:flex;justify-content:space-between;align-items:center;font-size:12px}.segment-card header button{color:var(--red)}.add-section{width:100%;margin-top:15px;border:1px dashed #9fbbb8;border-radius:5px;padding:11px;color:var(--teal);font-size:12px}.compact-info{padding:19px;font-size:12px;line-height:1.65;color:var(--muted)}.compact-info strong{color:var(--ink)}textarea{height:140px;resize:vertical;font-family:ui-monospace,monospace;font-size:11px;line-height:1.6}.file-input{font-size:11px;max-width:100%;margin-top:14px}dialog{border:1px solid var(--line);border-radius:12px;padding:32px;color:var(--ink);max-width:min(760px,92vw);max-height:88vh;width:760px;box-shadow:0 24px 100px #10232e55}dialog::backdrop{background:#12283080;backdrop-filter:blur(5px)}.dialog-close{position:absolute;right:13px;top:10px;font-size:27px;width:35px;height:35px;border-radius:50%;z-index:2}.welcome-dialog{width:1080px;max-width:92vw;padding:0;background:var(--dark);color:#fff;border:1px solid #4f5d63}.welcome-dialog .dialog-close{color:white;background:#253a4299}.welcome-art{min-height:490px;padding:55px 50px;background:linear-gradient(90deg,#15252fbb,transparent 70%),url('assets/subsurface.png') center/cover}.welcome-art .eyebrow{color:#bfccc9}.welcome-art h2{font-size:50px;line-height:1.02;letter-spacing:-2px;font-weight:500;margin:40px 0 22px}.welcome-art p{color:#c1cdd2;line-height:1.7;font-size:14px}.welcome-art button{margin-top:13px;background:#d9b17a;color:#26343a}.welcome-footer{display:flex;padding:22px 50px;gap:40px;font-size:11px;color:#b4c2c7}.welcome-footer span:first-child{color:#e3c69d;letter-spacing:2px}#dialogContent h2{font-size:28px;font-weight:550;letter-spacing:-.7px;margin:0 0 12px}#dialogContent h3{margin-top:25px;font-size:15px}#dialogContent p,#dialogContent li{font-size:13px;line-height:1.7;color:var(--muted)}.project-list{display:grid;gap:10px;margin:20px 0}.project-item{border:1px solid var(--line);padding:15px;border-radius:6px;display:flex;align-items:center;gap:12px}.project-item button:first-child{text-align:left;flex:1}.project-item small{display:block;color:var(--muted);margin-top:5px}.form-inline{display:flex;gap:12px;margin:20px 0}.form-inline input{flex:1;min-width:0;padding:12px;border:1px solid var(--line);border-radius:6px}#toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);padding:14px 22px;background:var(--dark);color:white;border-radius:8px;z-index:50;box-shadow:0 8px 24px #0002}.report-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;padding:20px}.report-stats span{display:block;color:var(--muted);font-size:11px;margin-bottom:8px}.report-stats strong{font-weight:500;font-size:20px}.alert-result{color:var(--red)!important}details{margin:12px 0;border-bottom:1px solid var(--line);padding-bottom:12px}summary{cursor:pointer;font-weight:600;font-size:13px}label.check-row{display:flex;gap:8px;align-items:center;font-size:12px;margin:14px 0}
@media(min-width:1550px){.shell{grid-template-columns:96px 360px minmax(0,1fr)}.workspace{padding:35px 48px}.viewport{height:500px}.field-group{padding:24px 30px}.panel-heading{padding:35px 30px}.metrics strong{font-size:30px}}
@media(max-width:1150px){.save-state,.top-actions .text-button{display:none}.topbar{padding:0 18px;gap:18px}.shell{grid-template-columns:70px 296px minmax(0,1fr)}.workspace{padding:25px 20px}.field-group{padding:20px}.panel-heading{padding:25px 20px}.metrics>div{padding:15px 11px}.metrics strong{font-size:22px}.workspace h2{font-size:21px}.segmented button{padding:8px 10px}.plot-bottom span:first-child{display:none}}
@media(max-width:850px){.topbar{height:68px}.top-separator,.project-name{display:none}.top-actions{gap:7px}.primary,.secondary{padding:10px 12px;font-size:12px}.brand{font-size:22px}.shell{grid-template-columns:1fr}.rail{flex-direction:row;justify-content:center;padding:6px;gap:10px}.rail-button{flex-direction:row;padding:8px 18px;font-size:12px;gap:8px}.rail-icon{font-size:23px;line-height:20px}.rail-bottom{display:none}.parameters{border-right:0;grid-row:3}.panel-heading{padding:24px}.panel-heading h1{font-size:22px}.workspace{padding:22px 16px}.viewport{height:370px}.field-group{padding:22px 24px}.field-row{gap:18px}.metrics span{font-size:9px}.metrics strong{font-size:22px}.metrics small{display:block;margin:4px 0 0}.workspace-footer{font-size:8px}.welcome-art{padding:40px 30px;min-height:460px;background-position:58% center}.welcome-art h2{font-size:39px}.welcome-footer{padding:22px 30px;gap:22px;flex-wrap:wrap}.welcome-footer span:last-child{display:none}.workspace-heading{gap:10px}.workspace h2{font-size:20px}.workspace-heading .eyebrow{font-size:8px}.segmented button{font-size:11px;padding:7px}.metrics>div{padding:15px 9px}.plot-label{left:15px}.report-stats{grid-template-columns:1fr}.top-actions .secondary{font-size:11px}.result-tabs{gap:10px}.result-tabs button{font-size:11px}.workspace-footer>span:last-child{max-width:42%;text-align:right}}
@media(prefers-reduced-motion:no-preference){button{transition:background .15s,color .15s}.notice{animation:appear .15s ease-out}@keyframes appear{from{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:none}}}
.plot-tools{position:absolute;top:15px;right:15px;display:flex;gap:6px}.plot-tools button{width:34px;height:31px;background:#fff;border:1px solid var(--line);border-radius:5px;font-size:18px;color:#415e68}.plot-controls{top:57px}.point-inspector{position:absolute;top:62px;left:20px;width:215px;background:#ffffffed;border:1px solid #cbdcdb;box-shadow:0 8px 28px #18343b14;backdrop-filter:blur(12px);border-radius:8px;padding:14px;font-size:11px}.inspector-head{display:flex;align-items:center;justify-content:space-between;color:var(--teal)}.inspector-head button{font-size:20px}.point-inspector dl{margin:12px 0}.point-inspector dl>div{display:flex;justify-content:space-between;padding:5px 0;border-bottom:1px solid #e9efef}.point-inspector dt{color:var(--muted)}.point-inspector dd{margin:0;font-variant-numeric:tabular-nums}.point-inspector .secondary{font-size:11px;padding:8px;width:100%}.table-actions{display:flex;align-items:center;gap:9px}#keyFilter{display:flex;align-items:center;gap:4px;font-size:10px;color:var(--muted);white-space:nowrap}.station-tag{font-size:8px;letter-spacing:.4px;font-weight:700;padding:4px 5px;background:#e5f0ed;color:#36685e;border-radius:3px;display:inline-block;margin:1px 3px 1px 0}.station-index{color:#9aabb0;font-size:10px}.key-station{background:#f4f8f6}.key-station td{border-top-color:#e0eae5}.selected-station{background:#e4f0ed!important}.key-station td:nth-child(2){font-weight:650}.is-maximized{position:fixed!important;inset:15px!important;z-index:40!important;height:auto!important;max-height:none!important;margin:0!important;border-radius:9px!important;box-shadow:0 0 0 30px #17272ef0!important}.results.is-maximized{display:flex;flex-direction:column}.results.is-maximized #resultBody{max-height:none;flex:1;overflow:auto}.results.is-maximized th{position:sticky;top:0;z-index:1}.results.is-maximized table{font-size:13px}.results.is-maximized td{padding:13px 20px}.results.is-maximized .results-header{padding:12px 20px}.is-maximized .plot-bottom{font-size:11px}.has-maximized{overflow:hidden}.is-maximized .point-inspector{top:75px;left:28px;width:250px;font-size:12px}#contextMenu{position:fixed;z-index:70;min-width:235px;padding:7px;background:#fff;border:1px solid #cbd8d9;border-radius:9px;box-shadow:0 10px 40px #102e3b30}#contextMenu button{display:block;width:100%;text-align:left;padding:10px 12px;border-radius:5px;font-size:12px}#contextMenu button:hover,#contextMenu button:focus{background:#eaf3ef;color:var(--teal);outline:none}.menu-label{display:block;font-size:8px;letter-spacing:1.3px;color:var(--muted);padding:10px 12px}.is-maximized #plotHelp:after{content:' · Esc: przywróć widok'}
@media(max-width:1100px){#keyFilter{font-size:9px}.table-actions{gap:1px}.result-tabs{gap:8px}}
@media(max-width:600px){#keyFilter{display:none}.point-inspector{width:185px;padding:10px;left:12px}.is-maximized{inset:5px!important}}
@media print{.topbar,.rail,.parameters,.plot-controls,.plot-tools,.workspace-footer,.text-button,.point-inspector,#contextMenu{display:none}.shell{display:block}.workspace{padding:0}.viewport{height:420px}.results{break-inside:avoid}#resultBody{max-height:none}.welcome-dialog{display:none}}