:root{--primary: #2563eb;--primary-dark: #1d4ed8;--accent: #7c3aed;--bg: #e9eef7;--text: #0f172a;--text-soft: #475569;--success: #16a34a;--danger: #dc2626;--panel: rgba(255, 255, 255, .72);--panel-strong: rgba(255, 255, 255, .9);--surface: rgba(255, 255, 255, .5);--surface-soft: rgba(248, 250, 252, .55);--control: rgba(255, 255, 255, .52);--border: rgba(148, 163, 184, .42);--shadow: 0 6px 22px rgba(15, 23, 42, .1);--blur: saturate(170%) blur(16px);--header-glass: saturate(180%) blur(20px);--header-h: 64px}*{box-sizing:border-box}html,body,#root{margin:0;padding:0;height:100%;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Microsoft YaHei,sans-serif;color:var(--text)}html{background:var(--bg);overscroll-behavior:none;-webkit-tap-highlight-color:transparent}@supports (height: 100dvh){html,body,#root{height:100dvh}}body{background:radial-gradient(1100px 620px at 6% -14%,rgba(37,99,235,.22),transparent 62%),radial-gradient(900px 520px at 104% -8%,rgba(124,58,237,.2),transparent 58%),radial-gradient(900px 700px at 52% 120%,rgba(14,165,233,.18),transparent 62%),linear-gradient(160deg,#f4f7fc,#e8eef8 55%,#e2eaf6);background-attachment:fixed}#root{background:transparent}button{font-family:inherit;cursor:pointer}.app{position:relative;display:flex;flex-direction:column;height:100%}.app-header{position:absolute;top:0;left:0;right:0;display:flex;align-items:center;justify-content:space-between;padding:10px 18px;background:#ffffffa3;backdrop-filter:var(--header-glass);-webkit-backdrop-filter:var(--header-glass);border-bottom:1px solid var(--border);box-shadow:0 2px 14px #0f172a12;z-index:20;gap:12px;flex-wrap:wrap}.brand{display:flex;align-items:center;gap:12px}.brand-icon{font-size:28px}.brand h1{margin:0;font-size:18px;font-weight:700}.brand p{margin:0;font-size:12px;color:var(--text-soft)}.stepper,.step{display:flex;align-items:center;gap:6px}.step-dot{width:22px;height:22px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:700;border:1.5px solid var(--border);color:var(--text-soft);background:var(--control)}.step-label{font-size:13px;color:var(--text-soft)}.step-active .step-dot{border-color:var(--primary);background:var(--primary);color:#fff}.step-active .step-label{color:var(--primary);font-weight:600}.step-done .step-dot{border-color:var(--success);background:var(--success);color:#fff}.step-done .step-label{color:var(--text)}.stepper-line{width:22px;height:2px;background:var(--border)}.header-tools{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.search-box{position:relative}.search-box input{width:260px;padding:8px 12px;border:1px solid var(--border);border-radius:8px;font-size:14px;outline:none;background:var(--control);color:var(--text);transition:border-color .2s}.search-box input:focus{border-color:var(--primary)}.search-loading{position:absolute;right:12px;top:8px;color:var(--text-soft)}.search-results{position:absolute;top:100%;left:0;right:0;margin:4px 0 0;padding:4px 0;list-style:none;background:var(--panel-strong);backdrop-filter:var(--blur);-webkit-backdrop-filter:var(--blur);border:1px solid var(--border);border-radius:8px;box-shadow:var(--shadow);max-height:260px;overflow-y:auto;z-index:100}.search-results li{padding:8px 12px;font-size:13px;cursor:pointer}.search-results li:hover{background:#f1f5f9b8}.basemap-switch{display:flex;border:1px solid var(--border);border-radius:8px;overflow:hidden}.basemap-btn{padding:7px 12px;border:none;background:var(--panel);font-size:13px;color:var(--text-soft)}.basemap-btn.active{background:var(--primary);color:#fff}.app-body,.map-wrap,.map-container{position:absolute;top:0;right:0;bottom:0;left:0}.map-container .maplibregl-ctrl-top-right{top:calc(var(--header-h) + 8px)}.toolbar,.hint-banner,.error-banner{left:calc(50% + (var(--ov-left) - var(--ov-right)) / 2)}.toolbar{position:absolute;top:calc(var(--header-h) + 12px);left:50%;transform:translate(-50%);display:flex;align-items:center;gap:10px;background:var(--panel);padding:8px 12px;border-radius:12px;box-shadow:var(--shadow);z-index:5;flex-wrap:wrap;justify-content:center;max-width:calc(100% - 28px - var(--ov-left) - var(--ov-right))}.tool-group{display:flex;border:1px solid var(--border);border-radius:8px;overflow:hidden}.tool-btn{display:inline-flex;align-items:center;gap:5px;padding:7px 12px;border:none;background:var(--panel);color:var(--text-soft);font-size:13px;transition:background .15s,color .15s}.tool-btn+.tool-btn{border-left:1px solid var(--border)}.tool-btn:hover{color:var(--text)}.tool-btn.active{background:var(--primary);color:#fff}.tool-icon{width:15px;height:15px;flex:none}.toolbar-divider{width:1px;height:26px;background:var(--border)}.mode-group{display:flex;border:1px solid var(--border);border-radius:8px;overflow:hidden;transition:opacity .15s}.mode-group.muted{opacity:.45}.mode-group.muted .mode-btn:hover{color:var(--text-soft)}.mode-btn{padding:7px 14px;border:none;background:var(--panel);font-size:13px;color:var(--text-soft)}.mode-btn.active{background:var(--primary);color:#fff}.area-tag-wrap{pointer-events:none;-webkit-user-select:none;user-select:none}.area-tag{display:inline-flex;align-items:center;gap:5px;padding:4px 8px;border-radius:999px;background:#0f172ac7;color:#fff;font-size:12px;font-weight:600;letter-spacing:.2px;white-space:nowrap;box-shadow:0 3px 12px #0f172a52;backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);animation:area-tag-in .18s ease-out}.area-tag.warn{background:#b45309db}.area-tag.with-clear{padding-right:4px}.area-tag-text{line-height:1.1}.area-tag-warn{font-size:11px;opacity:.9}.area-tag-clear{pointer-events:auto;display:inline-flex;align-items:center;justify-content:center;width:18px;height:18px;padding:0;border:none;border-radius:50%;background:#ffffff2e;color:#fff;font-size:13px;line-height:1;transition:background .15s}.area-tag-clear:hover{background:#ef4444eb}.area-tag-clear[hidden]{display:none}@keyframes area-tag-in{0%{opacity:0}to{opacity:1}}.terrain-popup .maplibregl-popup-content{padding:12px 14px;border-radius:12px;box-shadow:0 10px 30px #0f172a38;font-size:12.5px}.map-popup-title{font-size:12px;font-weight:700;letter-spacing:.04em}.map-popup-title.high{color:#dc2626}.map-popup-title.low{color:#2563eb}.map-popup-value{margin-top:2px;font-size:24px;font-weight:700;line-height:1.15;color:var(--text);font-variant-numeric:tabular-nums}.map-popup-value span{margin-left:4px;font-size:13px;font-weight:600;color:var(--text-soft)}.map-popup-coord{margin-top:2px;font-size:11.5px;color:var(--text-soft);font-variant-numeric:tabular-nums}.map-popup-note{margin:8px 0 0;font-size:12px;line-height:1.6;color:var(--text-soft)}.map-popup-foot{margin-top:8px;padding-top:7px;border-top:1px solid var(--border);font-size:11px;color:var(--text-soft)}.btn-analyze{padding:8px 18px;border:none;border-radius:8px;background:var(--primary);color:#fff;font-size:14px;font-weight:600;transition:background .2s}.btn-analyze:hover:not(:disabled){background:var(--primary-dark)}.btn-analyze:disabled{opacity:.5;cursor:not-allowed}.btn-secondary{padding:7px 14px;border:1px solid var(--border);border-radius:8px;background:var(--panel);font-size:13px;color:var(--text)}.btn-secondary.active{background:var(--accent);color:#fff;border-color:var(--accent)}.btn-primary{padding:7px 14px;border:none;border-radius:8px;background:var(--primary);color:#fff;font-size:13px}.btn-ghost{padding:6px 10px;border:none;background:transparent;font-size:13px;color:var(--text-soft);border-radius:6px}.btn-ghost:hover{background:#f1f5f9}.hint-banner{position:absolute;bottom:24px;left:50%;transform:translate(-50%);background:#0f172ad1;color:#fff;padding:8px 16px;border-radius:20px;font-size:13px;z-index:5;white-space:nowrap}.error-banner{position:absolute;top:calc(var(--header-h) + 20px);left:50%;transform:translate(-50%);background:#fef2f2;border:1px solid #fecaca;color:#991b1b;padding:10px 16px;border-radius:8px;font-size:13px;z-index:6;display:flex;align-items:center;gap:10px;max-width:calc(100% - 40px - var(--ov-left) - var(--ov-right))}.error-banner button{border:none;background:transparent;font-size:16px;color:#991b1b;cursor:pointer}.error-retry{font-size:12px!important;padding:2px 10px!important;border:1px solid #fca5a5!important;border-radius:6px!important;background:#fff!important;color:#991b1b!important}.results-panel{position:absolute;top:calc(var(--header-h) + 14px);right:14px;bottom:14px;width:440px;z-index:7;background:var(--panel);border:1px solid var(--border);border-radius:16px;box-shadow:0 12px 34px #0f172a2e;overflow:hidden;display:flex;flex-direction:column;transition:transform .28s cubic-bezier(.32,.72,0,1),opacity .2s ease}.results-panel.is-collapsed{transform:translate(calc(100% + 22px));opacity:0;pointer-events:none}.results-head{flex-shrink:0;display:flex;flex-direction:column;gap:10px;padding:14px 16px 12px;border-bottom:1px solid var(--border)}.results-title{display:flex;align-items:center;justify-content:space-between;gap:8px}.results-title h2{margin:0;font-size:17px}.results-title-text{display:flex;flex-direction:column;gap:1px;min-width:0}.results-project{font-size:11.5px;color:var(--text-soft);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:230px}.sheet-handle{display:none;width:100%;padding:0;border:none;background:none;cursor:pointer}.sheet-handle-bar{display:block;width:38px;height:4px;margin:0 auto;border-radius:2px;background:#64748b80}.results-head-btns{display:flex;gap:6px}.results-body{flex:1;min-height:0;overflow-y:auto;padding:14px 16px 22px}.export-btns{display:flex;gap:8px;flex-wrap:wrap}.export-btns>button{flex:1}.layer-selects{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.layer-select{display:inline-flex;align-items:center;gap:6px;min-width:0;flex:1 1 150px}.layer-select>select{flex:1;min-width:0;padding:6px 26px 6px 10px;border:1px solid var(--border);background:var(--control);border-radius:6px;font-size:12px;line-height:1.4;color:var(--text);-moz-appearance:none;appearance:none;-webkit-appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--text-soft) 50%),linear-gradient(135deg,var(--text-soft) 50%,transparent 50%);background-position:calc(100% - 14px) calc(50% + 1px),calc(100% - 9px) calc(50% + 1px);background-size:5px 5px,5px 5px;background-repeat:no-repeat;cursor:pointer}.layer-select>select:hover,.layer-select>select:focus-visible{border-color:var(--primary);outline:none}.layer-select>select>option{background:var(--panel);color:var(--text)}@media (max-width: 520px){.layer-select{flex:1 1 100%}}.layer-label{font-size:13px;color:var(--text-soft)}.section-lead{margin:0 0 12px;font-size:13px;line-height:1.6;color:var(--text-soft)}.section-note{margin:10px 0 0;font-size:12px;color:var(--text-soft);background:#f8fafc;border-left:3px solid var(--primary);padding:8px 10px;border-radius:4px}.section-note.warn{background:#fef2f2;border-left-color:#dc2626;color:#991b1b}.layer-hint{margin:0 0 14px;padding:8px 10px;font-size:12.5px;line-height:1.55;color:var(--text-soft);background:#f1f5f9;border-radius:6px}.layer-hint b{color:var(--primary)}.curv-bars{display:flex;flex-direction:column;gap:9px;margin-top:14px}.viewshed-params{display:flex;flex-wrap:wrap;gap:10px 16px;margin-top:12px}.viewshed-params label{display:flex;align-items:center;gap:6px;font-size:12.5px;color:var(--text-soft)}.viewshed-params select{padding:5px 8px;font-size:12.5px;color:var(--text);border:1px solid var(--border);border-radius:7px;background:var(--control)}.swatch-vis,.swatch-hid,.swatch-obs{display:inline-block;width:10px;height:10px;margin:0 3px 0 6px;border-radius:3px;vertical-align:-1px}.swatch-vis{background:#bef264}.swatch-hid{background:#1e293b}.swatch-obs{background:#f59e0b;border-radius:50%}.hint-high{color:#dc2626}.hint-low{color:#2563eb}.export-name code{font-size:11.5px;color:var(--text);background:#eef2f7;border-radius:4px;padding:1px 5px}.copyright{font-size:11px;color:var(--text-soft);background:transparent;border-left:none;padding:0}.landform-bars{display:flex;flex-direction:column;gap:9px}.landform-row{display:flex;align-items:center;gap:10px}.landform-label{width:110px;font-size:12px;color:var(--text);flex-shrink:0;text-align:right}.landform-track{flex:1;height:14px;background:#f1f5f9;border-radius:7px;overflow:hidden}.landform-fill{height:100%;border-radius:7px;min-width:2px}.landform-val{width:48px;font-size:12px;color:var(--text-soft);text-align:right;flex-shrink:0}.result-section{margin-bottom:22px}.result-section h3{margin:0 0 12px;font-size:15px;padding-bottom:6px;border-bottom:1px solid var(--border)}.stat-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}.stat-card{background:#f8fafc;border:1px solid var(--border);border-radius:10px;padding:10px 12px}.stat-label{font-size:12px;color:var(--text-soft);margin-bottom:4px}.stat-value{font-size:20px;font-weight:700;color:var(--text);display:flex;align-items:baseline;gap:4px}.stat-unit{font-size:13px;font-weight:500;color:var(--text-soft)}.stat-hint{font-size:11px;color:var(--text-soft);margin-top:3px}.extreme-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}.extreme-card{border-radius:10px;padding:12px;color:#fff}.extreme-card.high{background:linear-gradient(135deg,#dc2626,#ef4444)}.extreme-card.low{background:linear-gradient(135deg,#2563eb,#3b82f6)}.extreme-label{font-size:12px;opacity:.9}.extreme-value{font-size:22px;font-weight:700;margin:4px 0}.extreme-coord{font-size:11px;opacity:.85}.inline-stats{display:flex;flex-wrap:wrap;gap:16px;font-size:13px;color:var(--text-soft);margin-bottom:10px}.inline-stats b{color:var(--text)}.profile-controls{display:flex;align-items:center;gap:10px;margin-bottom:10px;flex-wrap:wrap}.profile-controls .hint{font-size:12px;color:var(--accent)}.profile-draft{margin-top:-4px;padding:8px 10px;border:1px solid var(--border);border-radius:10px;background:var(--surface-soft)}.profile-draft .hint{flex:1;min-width:132px;color:var(--text-soft)}.profile-draft .hint b{color:var(--accent)}.profile-draft button{padding:5px 12px;font-size:12px}.description p{margin:0 0 10px;font-size:14px;line-height:1.7;color:var(--text)}.keywords{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}.keyword{background:#eef2ff;color:var(--primary);padding:4px 12px;border-radius:14px;font-size:12px;border:1px solid #c7d2fe}.progress-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0f172a8c;display:flex;align-items:center;justify-content:center;z-index:1000;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.progress-card{background:var(--panel);border-radius:16px;padding:28px 32px;width:340px;box-shadow:0 20px 50px #0000004d}.progress-title{font-size:18px;font-weight:700;margin-bottom:16px;text-align:center}.progress-bar{height:8px;background:#e2e8f0;border-radius:4px;overflow:hidden;margin-bottom:8px}.progress-bar-fill{height:100%;background:linear-gradient(90deg,var(--primary),var(--accent));transition:width .3s;border-radius:4px}.progress-percent{text-align:right;font-size:13px;color:var(--text-soft);margin-bottom:14px}.progress-steps{list-style:none;padding:0;margin:0 0 12px}.progress-steps li{font-size:13px;padding:4px 0;color:var(--text-soft)}.progress-steps li.done{color:var(--success)}.progress-steps li.active{color:var(--primary);font-weight:600}.progress-msg{font-size:12px;color:var(--text-soft);text-align:center}.app-main{position:absolute;top:0;right:0;bottom:0;left:0;display:block;--ov-left: 0px;--ov-right: 0px}.app-main.with-sidebar{--ov-left: 308px}.app-main.with-results{--ov-right: 468px}.sidebar{position:absolute;top:calc(var(--header-h) + 14px);left:14px;bottom:14px;width:280px;z-index:6;background:var(--panel);border:1px solid var(--border);border-radius:16px;box-shadow:0 12px 34px #0f172a2e;padding:14px;overflow:hidden;display:flex;flex-direction:column;gap:12px;transition:transform .28s cubic-bezier(.32,.72,0,1),opacity .2s ease}.sidebar.is-collapsed{transform:translate(calc(-100% - 22px));opacity:0;pointer-events:none}.float-head{flex-shrink:0;display:flex;align-items:center;justify-content:space-between;gap:8px}.float-title{font-size:11px;font-weight:700;letter-spacing:.08em;color:var(--text-soft)}.float-collapse,.panel-toggle{width:26px;height:26px;padding:0!important;display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--border);border-radius:8px;background:var(--control);color:var(--text-soft);font-size:15px;line-height:1}.float-collapse:hover,.panel-toggle:hover{color:var(--primary);border-color:var(--primary)}.sidebar-scroll{flex:1;min-height:0;overflow:hidden;display:flex;flex-direction:column;gap:16px;padding-right:2px}.sidebar-section{flex-shrink:0}.sidebar-foot{flex-shrink:0;padding-top:10px;border-top:1px solid var(--border);display:flex;flex-direction:column;gap:2px}.sidebar-foot b{font-size:12px;color:var(--text);letter-spacing:.02em}.sidebar-foot span{font-size:11px;color:var(--text-soft)}.float-tab{position:absolute;top:50%;transform:translateY(-50%);z-index:6;width:24px;height:68px;border:1px solid var(--border);background:var(--panel);backdrop-filter:var(--blur);-webkit-backdrop-filter:var(--blur);box-shadow:0 8px 24px #0f172a29;color:var(--text-soft);font-size:16px;line-height:1}.float-tab.left{left:0;border-left:none;border-radius:0 12px 12px 0}.float-tab.right{right:0;border-right:none;border-radius:12px 0 0 12px}.float-tab:hover{color:var(--primary);background:var(--panel-strong)}.new-analysis-btn{width:100%;padding:12px;border:none;border-radius:10px;background:var(--primary);color:#fff;font-size:15px;font-weight:700;transition:background .2s}.new-analysis-btn:hover{background:var(--primary-dark)}.sidebar-section{display:flex;flex-direction:column;gap:10px}.sidebar-title{font-size:12px;font-weight:700;color:var(--text-soft);text-transform:uppercase;letter-spacing:.04em}.basemap-list{display:grid;grid-template-columns:1fr 1fr;gap:8px}.basemap-btn{padding:9px 8px;border:1px solid var(--border);background:var(--panel);border-radius:8px;font-size:13px;color:var(--text-soft);transition:all .15s}.basemap-btn:hover{border-color:var(--primary)}.basemap-btn.active{background:var(--primary);color:#fff;border-color:var(--primary)}.layer-switch{display:flex;align-items:center;gap:8px;margin-top:9px;padding:8px 10px;border:1px solid var(--border);border-radius:8px;background:var(--control);font-size:12.5px;color:var(--text-soft);cursor:pointer;-webkit-user-select:none;user-select:none;transition:all .15s}.layer-switch:hover{border-color:var(--primary)}.layer-switch input{flex:none;width:15px;height:15px;margin:0;accent-color:var(--primary);cursor:pointer}.layer-switch em{margin-left:auto;font-style:normal;font-size:11px;color:#94a3b8}.layer-switch.is-disabled{opacity:.5;cursor:not-allowed}.layer-switch.is-disabled:hover{border-color:var(--border)}.basemap-hint{font-size:11px;line-height:1.6;color:var(--text-soft);background:var(--surface-soft);border:1px dashed var(--border);border-radius:8px;padding:8px 10px}.history-section{flex:1;min-height:0;display:flex;flex-direction:column}.history-empty{font-size:12px;color:var(--text-soft);background:#f8fafc;border:1px dashed var(--border);border-radius:8px;padding:12px;line-height:1.6}.history-list{list-style:none;margin:0;padding:0 2px 0 0;display:flex;flex-direction:column;gap:8px;flex:1;min-height:0;overflow-y:auto;overscroll-behavior:contain}.history-list::-webkit-scrollbar{width:6px}.history-list::-webkit-scrollbar-thumb{background:#94a3b873;border-radius:3px}.history-list::-webkit-scrollbar-track{background:transparent}.history-item{display:flex;align-items:stretch;flex-shrink:0;border:1px solid var(--border);border-radius:8px;overflow:hidden;background:var(--panel)}.history-item.active{border-color:var(--primary);box-shadow:0 0 0 2px #2563eb26}.history-main{flex:1;min-width:0;text-align:left;border:none;background:transparent;padding:9px 10px;cursor:pointer;display:flex;flex-direction:column;gap:3px}.history-name{font-size:13px;font-weight:600;color:var(--text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.history-meta{font-size:11px;color:var(--text-soft);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.history-main.is-editing{gap:4px;padding:8px 10px;cursor:default}.history-name-input{width:100%;min-width:0;border:1px solid var(--primary);border-radius:6px;background:var(--control);padding:3px 7px;font-family:inherit;font-size:13px;font-weight:600;color:var(--text);outline:none;box-shadow:0 0 0 2px #2563eb26}.history-rename{flex-shrink:0;width:30px;border:none;background:transparent;color:var(--text-soft);font-size:13px;cursor:pointer}.history-rename:hover{background:#eff6ff;color:var(--primary)}.history-del{flex-shrink:0;width:32px;border:none;background:transparent;color:var(--text-soft);font-size:16px;cursor:pointer}.history-del:hover{background:#fef2f2;color:var(--danger)}.spinner{display:inline-block;width:18px;height:18px;border:3px solid rgba(37,99,235,.25);border-top-color:var(--primary);border-radius:50%;margin-right:10px;vertical-align:-3px;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.progress-title{font-size:18px;font-weight:700;margin-bottom:16px;text-align:center;display:flex;align-items:center;justify-content:center}.progress-cancel{margin-top:18px;width:100%;padding:10px;border:1px solid #fca5a5;background:#fff;color:#dc2626;border-radius:8px;font-size:14px;font-weight:600;cursor:pointer;transition:background .2s}.progress-cancel:hover{background:#fef2f2}.sidebar,.results-panel,.toolbar,.progress-card{backdrop-filter:var(--blur);-webkit-backdrop-filter:var(--blur)}.stat-card,.history-item,.history-empty,.section-note{background:var(--surface);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px)}.stat-card,.history-item{border:1px solid var(--border)}.section-note{border-left:3px solid var(--primary)}.tool-btn,.mode-btn,.basemap-btn,.btn-secondary,.history-name-input,.search-box input{background:var(--control)}.landform-track{background:#94a3b83d}.progress-bar{background:#94a3b847}.btn-ghost:hover{background:#f1f5f9b3}.history-del:hover{background:#fef2f2d9}.history-rename:hover{background:#eff6ffd9}.extreme-card.high{background:linear-gradient(135deg,#dc2626d1,#ef4444b8)}.extreme-card.low{background:linear-gradient(135deg,#2563ebd1,#3b82f6b8)}.keyword{background:#eef2ffb8;border-color:#c7d2fecc}.hint-banner{backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}.error-banner{background:#fef2f2d9;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px)}.error-retry{background:#ffffffb3!important}.progress-card{background:var(--panel-strong)}.progress-cancel{background:#ffffffb8}.progress-overlay{backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}.toolbar-row{display:flex;align-items:center;gap:10px}.poly-actions{display:flex;align-items:center;gap:6px;padding:3px 6px 3px 10px;border:1px solid var(--border);border-radius:8px;background:var(--control);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px)}.poly-count{font-size:12px;color:var(--text-soft);white-space:nowrap}.poly-count b{color:var(--primary);font-size:13px}.btn-primary:disabled,.btn-secondary:disabled{opacity:.45;cursor:not-allowed}.only-wide{display:inline}.header-panel-btn{display:none;align-items:center;gap:6px;padding:8px 12px;border:1px solid var(--border);border-radius:8px;background:var(--control);color:var(--text);font-size:13px;font-weight:600;white-space:nowrap}.scrim{display:none;position:absolute;top:0;right:0;bottom:0;left:0;z-index:5;background:#0f172a6b;backdrop-filter:blur(2px);-webkit-backdrop-filter:blur(2px);animation:scrim-in .2s ease-out}@keyframes scrim-in{0%{opacity:0}to{opacity:1}}@media (max-width: 820px),(pointer: coarse) and (max-width: 1100px){.app-header{padding:8px 10px;gap:8px;flex-wrap:nowrap}.brand{gap:8px;min-width:0}.brand-icon{font-size:21px}.brand h1{font-size:15px;white-space:nowrap}.brand p,.stepper{display:none}.header-tools{margin-left:auto;gap:8px;flex-wrap:nowrap}.search-box{min-width:0}.search-box input{width:116px;padding:8px 9px;font-size:13px}.search-results{left:auto;right:0;width:268px;max-width:calc(100vw - 20px)}.header-panel-btn{display:inline-flex;padding:8px 10px;min-height:38px}.app-main,.app-main.with-sidebar,.app-main.with-results{--ov-left: 0px;--ov-right: 0px}.sidebar{top:calc(var(--header-h) + 8px);left:8px;bottom:8px;width:min(312px,86vw);max-height:none;z-index:8;padding:13px;background:#fff;backdrop-filter:none;-webkit-backdrop-filter:none}.sidebar.is-collapsed{transform:translate(calc(-100% - 16px))}.sidebar-scroll{flex-direction:column;flex-wrap:nowrap}.new-analysis-btn{width:100%;flex:none;min-height:46px}.basemap-list{flex:none;grid-template-columns:1fr 1fr}.basemap-btn{min-height:44px;padding:9px 8px;font-size:13px}.layer-switch{min-height:44px;padding:10px 11px}.layer-switch input{width:18px;height:18px}.history-section{width:auto;flex:1 1 auto;min-height:0}.history-main{padding:11px 10px}.history-rename,.history-del{width:44px;font-size:15px}.history-rename{font-size:16px}.scrim{display:block}.float-tab{display:none}.toolbar{top:auto;bottom:calc(10px + env(safe-area-inset-bottom,0px));left:10px;right:10px;transform:none;max-width:none;flex-direction:column;align-items:stretch;gap:8px;padding:9px;border-radius:14px}.toolbar-row{gap:8px}.tool-group,.mode-group{flex:1;min-width:0}.tool-btn,.mode-btn{flex:1;justify-content:center;min-height:44px;padding:10px 6px;font-size:13.5px}.tool-icon{width:16px;height:16px}.toolbar-divider{height:28px}.only-wide{display:none}.toolbar-row:last-child{flex-wrap:wrap}.poly-actions{flex:1 1 100%;justify-content:space-between;padding:4px 6px 4px 12px;min-height:46px}.poly-actions .btn-secondary,.poly-actions .btn-primary{min-height:38px;padding:8px 16px;font-size:13.5px}.btn-analyze{flex:1 1 100%;min-height:48px;padding:12px 18px;font-size:15.5px}.hint-banner{top:calc(var(--header-h) + 10px);bottom:auto;left:10px;right:10px;transform:none;max-width:none;white-space:normal;text-align:center;font-size:12.5px;line-height:1.5;padding:8px 12px;border-radius:12px}.error-banner{top:calc(var(--header-h) + 10px);left:10px;right:10px;transform:none;max-width:none;justify-content:space-between}.results-panel{top:auto;left:0;right:0;bottom:0;width:auto;max-height:70vh;border-radius:18px 18px 0 0;border-bottom:none;padding-bottom:env(safe-area-inset-bottom,0px);transition:max-height .3s cubic-bezier(.32,.72,0,1)}.results-panel.is-collapsed{transform:none;max-height:96px;opacity:1;pointer-events:auto}.results-panel.is-collapsed .layer-selects,.results-panel.is-collapsed .results-body{display:none}.results-head{padding:8px 14px 12px}.sheet-handle{display:flex;align-items:center;justify-content:center;height:28px;margin:-4px 0 0;-webkit-tap-highlight-color:transparent}.sheet-handle-bar{width:44px;height:5px}.sheet-handle:active .sheet-handle-bar{background:var(--primary)}.results-title h2{font-size:16px}.results-head-btns .btn-ghost{min-height:36px;padding:6px 10px}.panel-toggle{display:none}.results-body{padding:12px 14px 20px}.layer-select{flex:1 1 100%}.layer-select>select{min-height:40px;font-size:13px}.export-btns .btn-secondary,.export-btns .btn-primary{flex:1;min-height:42px;font-size:13.5px}.result-section{margin-bottom:20px}.result-section h3{font-size:14.5px}.section-lead,.description p{font-size:13.5px}.stat-grid{gap:8px}.stat-card{padding:9px 10px}.stat-value{font-size:17px}.extreme-value{font-size:19px}.inline-stats{gap:10px 14px;font-size:12.5px}.maplibregl-ctrl-top-right{display:none}.maplibregl-ctrl-bottom-left,.maplibregl-ctrl-bottom-right{bottom:118px}.area-tag{font-size:12px;padding:5px 9px}.area-tag-clear{width:24px;height:24px;font-size:15px}.progress-card{width:calc(100vw - 40px);max-width:340px;padding:24px 20px}.progress-cancel{min-height:46px}}@media (max-width: 480px){.brand h1{font-size:14px}.search-box input{width:100px}.header-panel-btn{padding:8px 9px}.toolbar-divider{display:none}.tool-btn,.mode-btn{padding:10px 4px;font-size:12.5px}.extreme-grid{grid-template-columns:1fr}}