[hidden]{display:none!important}.workspace{max-width:1800px;margin:auto;padding:22px 24px 34px}.intro{display:flex;align-items:center;justify-content:space-between;gap:24px;margin-bottom:18px}.intro h1{font-size:30px;line-height:1.15;margin:0 0 5px}.intro p,.section-heading p,.section-title p{margin:0;color:var(--muted);font-size:14px}.workflow{display:flex;align-items:center;gap:9px;color:var(--muted);font-size:13px;font-weight:650}.workflow span{white-space:nowrap}.workflow .active{color:var(--primary)}.workflow i{width:24px;height:1px;background:var(--border)}
.panel{background:var(--surface);border:1px solid var(--border);border-radius:12px}.section-heading,.section-title{display:flex;align-items:center;gap:12px}.section-heading h2,.section-title h2{font-size:18px;margin:0 0 2px}.step-number{display:grid;place-items:center;flex:0 0 auto;width:30px;height:30px;border:1px solid color-mix(in srgb,var(--primary) 55%,var(--border));border-radius:50%;color:var(--primary);font-weight:750;background:color-mix(in srgb,var(--primary) 8%,transparent)}
.load-panel{padding:16px 18px;margin-bottom:22px}.load-panel textarea{display:block;width:100%;min-height:84px;margin:14px 0 10px;resize:vertical;font:13px/1.5 ui-monospace,monospace;background:var(--surface-2);border:1px solid var(--border);border-radius:8px;padding:11px}.load-actions{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.load-actions #status{margin-left:8px;min-width:220px;flex:1;color:var(--muted);font-size:13px}.load-actions #status.error{color:var(--error)}
.button{min-height:38px;padding:7px 12px;font-size:14px}.text-button{appearance:none;border:0;background:transparent;color:var(--muted);font:inherit;font-size:13px;padding:7px 6px;cursor:pointer}.text-button:hover:where(html:not(.is-scrolling) *){color:var(--text)}.text-button:focus-visible{outline:2px solid var(--primary);outline-offset:1px}.text-button:disabled{opacity:.45;cursor:not-allowed}.sr-label{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.edit-section{margin-bottom:22px}.section-title{margin:0 2px 12px}.editor-grid{display:grid;grid-template-columns:92px minmax(520px,1fr) 300px;gap:12px;align-items:stretch}.tool-rail{padding:7px}.tool-rail fieldset{border:0;margin:0;padding:0;display:flex;flex-direction:column;gap:3px}.editor-tool{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;width:100%;min-height:52px;padding:5px 2px;border-color:transparent;background:transparent;font-size:12px}.editor-tool>span:first-child{font-size:19px;line-height:1}.editor-tool>span:last-child{white-space:nowrap}.editor-tool:hover:where(html:not(.is-scrolling) *){background:var(--surface-2);border-color:var(--border)}.editor-tool[aria-pressed=true]{border-color:var(--primary);background:color-mix(in srgb,var(--primary) 11%,var(--surface));color:var(--primary)}
.map-panel{display:flex;flex-direction:column;min-width:0;min-height:620px;padding:13px}.map-header{display:flex;align-items:center;justify-content:space-between;gap:12px}.map-header h3,.inspector>h3{font-size:16px;margin:0 0 3px}.map-header p{font-size:12px;color:var(--muted);margin:0}.map-controls{display:flex;gap:6px}.square{width:38px;padding:0;font-size:18px}.map-options{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin:10px 0 6px}.map-options label{font-size:13px;white-space:nowrap}.map-options details{position:relative;border:0;margin:0;padding:0}.map-options summary{font-size:13px;color:var(--muted)}.map-options details[open] label{position:absolute;z-index:3;top:26px;right:0;background:var(--surface-solid);border:1px solid var(--border);border-radius:8px;padding:9px 11px;box-shadow:0 8px 25px rgba(0,0,0,.25)}#editor-hint{font-size:13px;color:var(--primary);margin:4px 0 8px;min-height:20px}.map-viewport{position:relative;flex:1;min-height:430px;overflow:hidden;border-radius:9px;border:1px solid var(--border);background:var(--surface-2);touch-action:none}.map-viewport canvas{position:absolute;inset:0;width:100%;height:100%;display:block}.map-viewport canvas:focus-visible{outline:2px solid var(--primary);outline-offset:-3px}#empty{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;flex-direction:column;gap:7px;color:var(--muted);pointer-events:none;background:radial-gradient(circle at center,color-mix(in srgb,var(--primary) 6%,transparent),transparent 52%)}#empty[hidden]{display:none}.empty-mark{font-size:42px;color:var(--primary)}#empty strong{font-size:16px;color:var(--text)}#empty span:last-child{font-size:13px}.map-help{font-size:12px;color:var(--muted);margin:7px 0 0}#proposal{border:1px solid var(--primary);padding:10px;margin-top:8px;border-radius:8px}#proposal p{font-size:13px;margin:0 0 7px}
.inspector{padding:15px;min-height:0;overflow-y:auto}.inspector fieldset{border:0;margin:0;padding:0}.history-actions{display:grid;grid-template-columns:1fr 1fr;gap:7px;margin:12px 0 8px}.primary-edits{display:grid;gap:7px}.primary-edits .button{text-align:left;justify-content:flex-start}.selection-empty{display:flex;gap:10px;align-items:flex-start;margin:16px 0 13px;padding:13px;border:1px dashed var(--border);border-radius:9px;color:var(--muted)}.selection-empty span{color:var(--primary);font-size:18px}.selection-empty p{font-size:13px;line-height:1.45;margin:0}.selection-actions{margin:15px 0 12px;padding:12px;background:var(--surface-2);border-radius:9px}.selection-count{color:var(--primary);font-weight:700;font-size:14px;margin:0 0 9px}.selection-buttons{display:grid;gap:6px}.selection-buttons .button{text-align:left;justify-content:flex-start}.danger-soft{color:var(--error)}
details.disclosure{border-top:1px solid var(--border);margin-top:10px;padding-top:11px}summary{cursor:pointer;font-size:14px;font-weight:650}summary:focus-visible{outline:2px solid var(--primary);outline-offset:1px}.route-info #info{margin-top:10px}.route-info dl{display:grid;grid-template-columns:1fr auto;gap:7px 10px;margin:0;font-size:13px}.route-info dt{color:var(--muted)}.route-info dd{margin:0;text-align:right}.nested{border-top:1px solid var(--border);margin-top:10px;padding-top:9px}.nested summary{font-size:13px}.advanced-tools>.advanced-group,.advanced-tools>.nested,.advanced-tools>.reset{margin-top:12px}.advanced-group{display:grid;gap:6px}.advanced-group h4{margin:0;color:var(--muted);font-size:12px;text-transform:uppercase;letter-spacing:.06em}.advanced-tools label{display:block;font-size:13px}.advanced-tools select,.advanced-tools input:not([type=checkbox]),.advanced-tools textarea{display:block;width:100%;max-width:100%;margin-top:4px;padding:7px;font:inherit;border:1px solid var(--border)}.advanced-tools input[type=range]{padding:0}.advanced-tools output{font-size:12px;color:var(--muted)}.advanced-tools .check{display:flex;align-items:center;gap:7px}.advanced-tools .check input{margin:0}.advanced-tools .button{font-size:13px;min-height:34px}.coordinate-fields{display:grid;grid-template-columns:1fr 1fr;gap:7px}.advanced-mode[aria-pressed=true]{border-color:var(--primary);color:var(--primary)}#segment-list,#analysis{display:grid;gap:5px;margin-top:7px}#segment-list button,#analysis button{text-align:left;justify-content:start}#comparison,#analysis{font-size:13px;color:var(--muted)}dialog{width:min(720px,95vw);max-height:85vh;overflow:auto;background:var(--surface-solid);color:var(--text);border:1px solid var(--border);border-radius:12px}dialog textarea{width:100%;height:130px}
.export-panel{padding:19px;text-align:center}.export-panel .section-heading{justify-content:center;text-align:left}.copy-main{display:block;width:min(420px,100%);min-height:50px;margin:17px auto 7px;font-size:16px;font-weight:750}.export-secondary{display:flex;align-items:center;justify-content:center;gap:4px;color:var(--muted)}.export-help{font-size:14px;color:var(--muted);margin:10px 0}.export-panel details{text-align:left;border-top:1px solid var(--border);margin-top:13px;padding-top:9px}.export-panel textarea{width:100%;margin-top:8px;font:13px/1.5 ui-monospace,monospace}.mobile-note{display:none}
@media(min-width:1181px){.editor-grid{height:min(720px,calc(100dvh - 275px));min-height:620px}.tool-rail,.map-panel,.inspector{height:100%}.tool-rail,.inspector{scrollbar-width:thin}}
@media(max-width:1180px){.editor-grid{grid-template-columns:82px minmax(0,1fr)}.map-panel{min-height:610px}.inspector{grid-column:1/-1}.inspector fieldset{display:grid;grid-template-columns:1fr 1fr;gap:0 18px}.inspector .history-actions,.inspector .primary-edits,.inspector .selection-empty,.inspector .selection-actions{grid-column:1}.inspector .disclosure{grid-column:2}.workflow{display:none}}
@media(max-width:700px){.workspace{padding:16px 12px 26px}.intro h1{font-size:26px}.load-panel{padding:14px}.load-actions #status{order:2;flex-basis:100%;margin:3px 0 0}.editor-grid{display:flex;flex-direction:column}.tool-rail{padding:6px;overflow-x:auto}.tool-rail fieldset{flex-direction:row;width:max-content}.editor-tool{width:66px;min-height:52px}.map-panel{order:2;min-height:540px;padding:9px}.map-viewport{min-height:340px}.inspector{order:3}.inspector fieldset{display:block}.map-header{align-items:flex-start}.map-options{gap:9px}.section-heading,.section-title{align-items:flex-start}.mobile-note{display:block;font-size:13px;color:var(--muted);margin:0 0 8px}.export-panel{padding:16px 12px}}