:root{--surface-root:#0f0f1a;--surface-alt:#1a1a2e;--surface-card:#16213e;--surface-field:#1a1a2e;--ink-main:#e0e0e0;--ink-sub:#a0a0b0;--ink-fade:#666680;--brand:#4fc3f7;--brand-glow:rgba(79,195,247,0.3);--state-ok:#66bb6a;--state-err:#ef5350;--state-warn:#ffa726;--edge:rgba(255,255,255,0.08);--elevation:0 4px 24px rgba(0,0,0,0.4);--round:14px;--round-sm:10px;--easing:0.25s cubic-bezier(0.4,0,0.2,1);--safe-inset:env(safe-area-inset-bottom,12px)}*,*::before,*::after{margin:0;padding:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body{width:100%;height:100%;overflow:hidden;font-family:-apple-system,BlinkMacSystemFont,"SF Pro Text","Helvetica Neue",sans-serif;background:var(--surface-root);color:var(--ink-main);-webkit-font-smoothing:antialiased;-webkit-user-select:none;user-select:none;touch-action:manipulation}input,button{font-family:inherit;font-size:inherit;border:none;outline:none;background:none;color:inherit}#header{position:fixed;top:0;left:0;right:0;z-index:1000;background:rgba(15,15,26,0.85);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom:1px solid var(--edge);padding:8px 16px;padding-top:max(8px,env(safe-area-inset-top))}.header-content{display:flex;align-items:center;justify-content:space-between;max-width:600px;margin:0 auto}.logo{display:flex;align-items:center;gap:8px;font-size:20px;font-weight:700;color:var(--brand);letter-spacing:-0.3px}.logo svg{color:var(--brand)}.indicator{display:flex;align-items:center;gap:6px;padding:6px 14px;border-radius:20px;font-size:13px;font-weight:600;transition:var(--easing)}.indicator-idle{background:rgba(255,255,255,0.06);color:var(--ink-sub)}.indicator-active{background:rgba(102,187,106,0.15);color:var(--state-ok)}.indicator-pulse{width:8px;height:8px;border-radius:50%;background:currentColor}.indicator-active .indicator-pulse{animation:pulse-dot 2s infinite}@keyframes pulse-dot{0%,100%{opacity:1;box-shadow:0 0 0 0 currentColor}50%{opacity:0.7;box-shadow:0 0 6px 2px currentColor}}#map-viewport{position:fixed;top:48px;left:0;right:0;bottom:260px;z-index:1}#map{width:100%;height:100%;background:var(--surface-alt)}.leaflet-container{background:#1a1a2e !important;font-family:inherit !important}.leaflet-control-zoom{border:none !important;box-shadow:var(--elevation) !important}.leaflet-control-zoom a{background:var(--surface-card) !important;color:var(--ink-main) !important;border-color:var(--edge) !important;width:36px !important;height:36px !important;line-height:36px !important;font-size:18px !important}.leaflet-control-attribution{display:none !important}.dark-tiles{filter:invert(90%) hue-rotate(180deg) brightness(0.8) contrast(1.1)}#crosshair{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);z-index:1000;pointer-events:none}.overlay-btn{position:absolute;z-index:1000;width:40px;height:40px;border-radius:50%;background:var(--surface-card);border:1px solid var(--edge);display:flex;align-items:center;justify-content:center;color:var(--ink-main);cursor:pointer;box-shadow:var(--elevation);transition:var(--easing)}.overlay-btn:active{transform:scale(0.93);background:var(--surface-root)}#btn-geolocate{bottom:16px;right:16px}#toolbar{position:fixed;bottom:0;left:0;right:0;z-index:1000;background:rgba(22,33,62,0.95);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-top:1px solid var(--edge);padding:14px 16px;padding-bottom:max(14px,var(--safe-inset));border-radius:20px 20px 0 0}#coord-panel{display:flex;align-items:center;gap:8px;margin-bottom:10px}.pos-row{flex:1;display:flex;align-items:center;gap:4px;background:var(--surface-field);border-radius:var(--round-sm);padding:8px 12px;border:1px solid var(--edge)}.pos-label{font-size:11px;color:var(--ink-fade);white-space:nowrap}.pos-value{font-size:13px;font-weight:500;font-variant-numeric:tabular-nums;font-family:"SF Mono","Menlo","Consolas",monospace;color:var(--brand);overflow:hidden;text-overflow:ellipsis}.mini-btn{width:36px;height:36px;border-radius:var(--round-sm);background:var(--surface-field);border:1px solid var(--edge);display:flex;align-items:center;justify-content:center;cursor:pointer;color:var(--ink-sub);transition:var(--easing);flex-shrink:0}.mini-btn:active{background:var(--brand);color:#000}#search-box{position:relative;display:flex;align-items:center;margin-bottom:12px}.query-icon{position:absolute;left:12px;color:var(--ink-fade);pointer-events:none}#query-input{width:100%;padding:10px 40px 10px 40px;background:var(--surface-field);border:1px solid var(--edge);border-radius:var(--round-sm);font-size:15px;color:var(--ink-main);transition:var(--easing);-webkit-user-select:text;user-select:text}#query-input:focus{border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-glow)}#query-input::placeholder{color:var(--ink-fade)}#btn-clear-query{position:absolute;right:4px}#query-results{max-height:0;overflow:hidden;transition:max-height 0.3s ease;margin-bottom:0}#query-results.active{max-height:200px;margin-bottom:12px;overflow-y:auto}.search-result-item{padding:10px 12px;cursor:pointer;border-bottom:1px solid var(--edge);font-size:14px;display:flex;align-items:center;gap:8px}.search-result-item:active{background:rgba(79,195,247,0.1)}.search-result-item svg{color:var(--ink-fade);flex-shrink:0}.search-result-item .result-name{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.search-result-item .result-coords{font-size:11px;color:var(--ink-fade)}.btn-main{width:100%;padding:14px;border-radius:var(--round);font-size:16px;font-weight:600;display:flex;align-items:center;justify-content:center;gap:8px;cursor:pointer;transition:var(--easing);margin-bottom:12px;letter-spacing:0.3px;position:relative;overflow:hidden}.btn-state-idle{background:linear-gradient(135deg,#4fc3f7,#29b6f6);color:#000;box-shadow:0 4px 16px rgba(79,195,247,0.3)}.btn-state-running{background:linear-gradient(135deg,#ef5350,#e53935);color:#fff;box-shadow:0 4px 16px rgba(239,83,80,0.3);animation:btn-pulse 2s infinite}@keyframes btn-pulse{0%,100%{box-shadow:0 4px 16px rgba(239,83,80,0.3)}50%{box-shadow:0 4px 24px rgba(239,83,80,0.5)}}.btn-main:active{transform:scale(0.97)}#actions-bar{display:flex;gap:8px}.tool-btn{flex:1;display:flex;flex-direction:column;align-items:center;gap:4px;padding:10px 6px;border-radius:var(--round-sm);background:var(--surface-field);border:1px solid var(--edge);font-size:11px;color:var(--ink-sub);cursor:pointer;transition:var(--easing)}.tool-btn:active{background:rgba(79,195,247,0.1);color:var(--brand);border-color:var(--brand)}.tool-btn svg{width:20px;height:20px}.toast{position:fixed;top:60px;left:50%;transform:translateX(-50%) translateY(-100px);z-index:9999;padding:12px 24px;border-radius:20px;background:var(--surface-card);border:1px solid var(--edge);color:var(--ink-main);font-size:14px;font-weight:500;box-shadow:var(--elevation);opacity:0;transition:all 0.3s ease;pointer-events:none;white-space:nowrap}.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}.toast.success{border-color:var(--state-ok);color:var(--state-ok)}.toast.error{border-color:var(--state-err);color:var(--state-err)}.modal{position:fixed;inset:0;z-index:9000;background:rgba(0,0,0,0.6);backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);display:flex;align-items:flex-end;justify-content:center;opacity:0;pointer-events:none;transition:opacity 0.3s ease}.modal.active{opacity:1;pointer-events:auto}.modal-content{width:100%;max-width:500px;max-height:70vh;background:var(--surface-card);border-radius:20px 20px 0 0;overflow-y:auto;transform:translateY(100%);transition:transform 0.35s cubic-bezier(0.4,0,0.2,1)}.modal.active .modal-content{transform:translateY(0)}.modal-header{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--edge);position:sticky;top:0;background:var(--surface-card);z-index:1}.modal-header h3{font-size:17px;font-weight:600}.modal-close{width:32px;height:32px;border-radius:50%;background:rgba(255,255,255,0.06);font-size:20px;display:flex;align-items:center;justify-content:center;cursor:pointer;color:var(--ink-sub)}.modal-body{padding:16px 20px;font-size:14px;line-height:1.7;color:var(--ink-sub)}.modal-body ol{padding-left:20px}.modal-body li{margin-bottom:8px}.tips{margin-top:16px;padding:12px 16px;background:rgba(255,167,38,0.08);border-radius:var(--round-sm);border:1px solid rgba(255,167,38,0.2)}.tips h4{color:var(--state-warn);margin-bottom:6px}.tips ul{padding-left:18px}.tips li{margin-bottom:4px;font-size:13px}.empty-hint{text-align:center;color:var(--ink-fade);padding:30px;font-size:14px}.list-item{display:flex;align-items:center;gap:10px;padding:12px;border-radius:var(--round-sm);border:1px solid var(--edge);margin-bottom:8px;cursor:pointer;transition:var(--easing)}.list-item:active{background:rgba(79,195,247,0.06);border-color:var(--brand)}.list-item .item-icon{width:36px;height:36px;border-radius:50%;background:rgba(79,195,247,0.1);display:flex;align-items:center;justify-content:center;color:var(--brand);flex-shrink:0}.list-item .item-info{flex:1;min-width:0}.list-item .item-name{font-size:14px;font-weight:500;color:var(--ink-main);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.list-item .item-coords{font-size:11px;color:var(--ink-fade);font-family:"SF Mono","Menlo",monospace}.list-item .item-delete{width:28px;height:28px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:var(--state-err);cursor:pointer;flex-shrink:0}@media (min-width:768px){#map-viewport{bottom:280px}#toolbar{max-width:500px;left:50%;transform:translateX(-50%);border-radius:20px;margin-bottom:16px}}@media (max-width:360px){#map-viewport{bottom:240px}#toolbar{padding:10px 12px}.pos-row{padding:6px 8px}}.screen{display:none;position:fixed;inset:0;overflow-y:auto;-webkit-overflow-scrolling:touch}.screen.active{display:flex;flex-direction:column}.onboard-layout{flex:1;display:flex;flex-direction:column;align-items:center;padding:40px 20px 30px;padding-top:max(40px,env(safe-area-inset-top));max-width:420px;margin:0 auto;width:100%}.onboard-header{text-align:center;margin-bottom:28px}.onboard-header h1{font-size:28px;font-weight:700;color:var(--brand);margin-top:12px;letter-spacing:-0.5px}.onboard-header p{font-size:14px;color:var(--ink-fade);margin-top:4px}.phase-tracker{display:flex;align-items:center;justify-content:center;gap:0;margin-bottom:28px;width:100%}.step{display:flex;flex-direction:column;align-items:center;gap:6px;font-size:11px;color:var(--ink-fade);transition:var(--easing)}.step.active{color:var(--brand)}.step.done{color:var(--state-ok)}.phase-num{width:30px;height:30px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:700;background:rgba(255,255,255,0.06);border:2px solid var(--edge);transition:var(--easing)}.step.active .phase-num{background:var(--brand);border-color:var(--brand);color:#000}.step.done .phase-num{background:var(--state-ok);border-color:var(--state-ok);color:#000}.phase-line{width:40px;height:2px;background:var(--edge);margin:0 -2px 22px}.onboard-card{width:100%;background:var(--surface-card);border-radius:var(--round);border:1px solid var(--edge);padding:24px 20px;text-align:center}.onboard-card h2{font-size:18px;font-weight:600;margin-bottom:8px}.onboard-card p{font-size:13px;color:var(--ink-sub);margin-bottom:16px;line-height:1.5}.onboard-icon{font-size:48px;margin-bottom:12px}.onboard-list{text-align:left;padding-left:22px;font-size:13px;color:var(--ink-sub);line-height:1.8;margin-bottom:18px}.onboard-list li{margin-bottom:4px}.onboard-note{font-size:11px !important;color:var(--ink-fade) !important;margin-top:10px !important}.onboard-btn{display:inline-block;padding:12px 28px;border-radius:var(--round-sm);font-size:14px;font-weight:600;cursor:pointer;border:1px solid var(--edge);background:var(--surface-field);color:var(--ink-main);transition:var(--easing);margin:4px}.onboard-btn.primary{background:linear-gradient(135deg,#4fc3f7,#29b6f6);color:#000;border:none;box-shadow:0 4px 16px rgba(79,195,247,0.3)}.onboard-btn.large{width:100%;padding:16px;font-size:16px}.onboard-btn:active{transform:scale(0.96)}.init-status{display:flex;align-items:center;justify-content:center;gap:8px;font-size:14px;color:var(--ink-sub);margin-bottom:12px}.spinner{width:18px;height:18px;border:2px solid var(--edge);border-top-color:var(--brand);border-radius:50%;animation:spin 0.8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.data-row{display:flex;align-items:center;justify-content:space-between;background:var(--surface-field);border-radius:var(--round-sm);padding:10px 14px;margin-bottom:12px;border:1px solid var(--edge)}.data-label{font-size:12px;color:var(--ink-fade)}.data-row code{font-size:12px;color:var(--brand);font-family:"SF Mono",Menlo,monospace;max-width:180px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.nav-back{width:36px;height:36px;border-radius:50%;background:rgba(255,255,255,0.06);display:flex;align-items:center;justify-content:center;cursor:pointer;color:var(--ink-sub);border:none}