.map-container{flex:1;height:100vh;position:relative}.leaflet-container{height:100%;width:100%}.control-panel{width:320px;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;padding:24px;overflow-y:auto;box-shadow:2px 0 10px #0000001a;z-index:1000}.panel-header{margin-bottom:24px;padding-bottom:24px;border-bottom:1px solid rgba(255,255,255,.2)}.panel-header h1{font-size:28px;font-weight:700;margin-bottom:4px}.subtitle{font-size:14px;opacity:.9}.mode-selector{display:flex;flex-direction:column;gap:12px;margin-bottom:24px}.mode-btn{padding:14px 18px;background:#fff3;border:2px solid rgba(255,255,255,.3);border-radius:8px;color:#fff;font-size:15px;font-weight:600;cursor:pointer;transition:all .3s ease;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.mode-btn:hover{background:#ffffff4d;transform:translateY(-2px);box-shadow:0 4px 12px #0003}.mode-btn.active{background:#fffffff2;color:#667eea;border-color:#fffffff2}.current-measurement{background:#ffffff26;padding:16px;border-radius:8px;margin-bottom:24px;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.current-measurement h3{font-size:16px;margin-bottom:12px;font-weight:600}.measurement-value{font-size:18px;margin-bottom:8px}.measurement-value strong{font-size:24px;font-weight:700;color:gold}.instruction{font-size:12px;opacity:.8;margin-top:8px}.instruction-small{font-size:11px;opacity:.7;margin-top:4px;font-style:italic}.progress-indicator{font-size:14px;font-weight:600;margin-bottom:12px;color:gold}.add-point-btn{width:100%;padding:14px;background:#fffffff2;border:2px solid rgba(255,255,255,.95);border-radius:8px;color:#667eea;font-size:16px;font-weight:700;cursor:pointer;transition:all .3s ease;margin-top:16px;margin-bottom:8px}.add-point-btn:hover:not(:disabled){background:#fff;transform:translateY(-2px);box-shadow:0 4px 12px #0000004d}.add-point-btn:disabled{opacity:.5;cursor:not-allowed}.measurements-list{background:#ffffff26;padding:16px;border-radius:8px;margin-bottom:24px;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.measurements-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}.measurements-header h3{font-size:16px;font-weight:600}.clear-btn{padding:6px 12px;background:#fff3;border:1px solid rgba(255,255,255,.3);border-radius:4px;color:#fff;font-size:12px;cursor:pointer;transition:all .2s ease}.clear-btn:hover{background:#ffffff4d}.measurements{display:flex;flex-direction:column;gap:8px}.measurement-item{display:flex;justify-content:space-between;align-items:center;padding:8px;background:#ffffff1a;border-radius:4px;font-size:14px}.measurement-label{opacity:.9}.measurement-value-item{font-weight:600;color:gold}.instructions{background:#ffffff26;padding:16px;border-radius:8px;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.instructions h4{font-size:16px;margin-bottom:12px;font-weight:600}.instructions ul{list-style:none;padding-left:0}.instructions li{padding:6px 0 6px 20px;position:relative;font-size:14px;opacity:.95}.instructions li:before{content:"?";position:absolute;left:0;color:gold;font-size:20px;line-height:14px}@media (max-width: 768px){.control-panel{width:100%;max-width:100%;position:absolute;top:0;left:0;right:0;bottom:0;z-index:1000;overflow-y:auto;transform:translate(-100%);transition:transform .3s ease}.control-panel.open{transform:translate(0)}.mode-btn,.add-point-btn{touch-action:manipulation;-webkit-tap-highlight-color:transparent}}.app{display:flex;width:100vw;height:100vh;position:relative;position:fixed;top:0;left:0;right:0;bottom:0}@media (max-width: 768px){.app{flex-direction:column}}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overflow:hidden;-webkit-touch-callout:none;-webkit-user-select:none;user-select:none;overscroll-behavior:none}#root{width:100vw;height:100vh}