*{margin:0;padding:0;box-sizing:border-box}:root{--panel-width: 400px;--brand: #16a34a;--brand-dark: #15803d;--brand-soft: #f0fdf4;--brand-border: #bbf7d0;--color-primary: var(--brand);--color-text: #1f2937;--color-text-sub: #6b7280;--color-border: #e5e7eb;--color-bg: #f2f5f2;--color-error-bg: #fef2f2;--color-error-border: #fecaca;--color-error-text: #b91c1c;--shadow-panel: 0 10px 36px rgba(16, 44, 26, .18);--shadow-float: 0 4px 16px rgba(16, 44, 26, .14)}html,body,#root{height:100%}body{font-family:Pretendard,Apple SD Gothic Neo,Malgun Gothic,-apple-system,BlinkMacSystemFont,system-ui,sans-serif;color:var(--color-text);background:var(--color-bg)}.page{position:relative;height:100vh;height:100dvh;overflow:hidden}.map-area{position:absolute;top:0;right:0;bottom:0;left:0;background:#e6ebe6}.map-area .leaflet-container,.map-area .kakao-map{width:100%;height:100%}.sidebar{position:absolute;z-index:1100;top:16px;left:16px;width:var(--panel-width);max-width:calc(100vw - 32px);max-height:calc(100% - 32px);overflow-y:auto;background:#fffffff7;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);border-radius:18px;box-shadow:var(--shadow-panel);padding:18px;display:flex;flex-direction:column;gap:14px}.panel-brand{display:flex;align-items:center;gap:10px}.brand-logo{width:40px;height:40px;border-radius:12px;background:linear-gradient(135deg,#22c55e,#15803d);display:flex;align-items:center;justify-content:center;font-size:21px;flex-shrink:0;box-shadow:var(--shadow-float)}.panel-brand h1{font-size:19px;font-weight:800;letter-spacing:-.3px;line-height:1.2}.brand-tagline{font-size:12px;color:var(--color-text-sub)}.sheet-handle{display:none}.map-legend-float{position:absolute;z-index:1100;right:14px;bottom:14px;background:#fffffff2;backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);border-radius:12px;padding:10px 14px;box-shadow:var(--shadow-float)}.map-legend-float .legend-section 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var(--color-border);border-radius:10px;font-family:inherit;background:#fff}.search-input:focus{outline:3px solid rgba(34,197,94,.22);border-color:var(--brand)}.search-btn{flex:none;width:auto}.search-error{margin-top:6px;margin-left:18px;font-size:12px;color:var(--color-error-text)}.search-results{position:absolute;z-index:1000;left:18px;right:0;margin-top:4px;list-style:none;background:#fff;border:1px solid var(--color-border);border-radius:10px;box-shadow:0 4px 16px #0000001f;overflow:hidden}.search-results li+li{border-top:1px solid var(--color-border)}.search-results button{display:flex;flex-direction:column;gap:2px;width:100%;padding:8px 12px;border:none;background:none;text-align:left;cursor:pointer;font-family:inherit}.search-results button:hover{background:var(--brand-soft)}.search-result-name{font-size:14px;font-weight:600;color:var(--color-text)}.search-result-addr{font-size:12px;color:var(--color-text-sub)}.control-bar{display:flex;flex-direction:column;gap:10px}.control-hint{font-size:13px;line-height:1.5;color:#166534;background:var(--brand-soft);border:1px solid var(--brand-border);border-radius:10px;padding:10px 12px}.control-buttons{display:flex;flex-wrap:wrap;gap:8px}.btn{flex:1;padding:9px 12px;font-size:13px;font-weight:600;border:1px solid var(--color-border);border-radius:10px;background:#fff;cursor:pointer;color:var(--color-text);white-space:nowrap;transition:background .15s,border-color 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var(--color-border);border-radius:14px;background:#fbfdfb;padding:16px;display:flex;flex-direction:column;gap:12px}.stats-panel h2{font-size:15px;font-weight:700}.stats-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px 16px}.stat-item .stat-label{font-size:12px;color:var(--color-text-sub);margin-bottom:2px}.stat-item .stat-value{font-size:15px;font-weight:600}.difficulty-badge{display:inline-block;padding:4px 12px;border-radius:999px;color:#fff;font-size:13px;font-weight:700}.stats-warning{font-size:12px;color:#92400e;background:#fffbeb;border:1px solid #fde68a;border-radius:8px;padding:8px 10px}.chart-section h2,.legend-section h2{font-size:15px;font-weight:700;margin-bottom:8px}.chart-tooltip{background:#fff;border:1px solid var(--color-border);border-radius:8px;padding:8px 10px;font-size:12px;line-height:1.6;box-shadow:0 2px 8px #00000014}.legend-list{display:flex;flex-direction:column;gap:6px}.legend-item{display:flex;align-items:center;gap:8px;font-size:12px}.legend-chip{width:24px;height:8px;border-radius:4px;flex-shrink:0}.map-pin{display:flex;align-items:center;justify-content:center;width:44px;height:24px;border-radius:6px;color:#fff;font-size:12px;font-weight:700;box-shadow:0 1px 4px #00000059;white-space:nowrap}.map-pin.start{background:#22a559}.map-pin.end{background:#e0342b}.map-pin.waypoint{background:#2563eb}.map-pin-wrap{display:flex;flex-direction:column;align-items:center;width:44px}.map-pin-stem{width:2px;height:5px}.map-pin-stem.start{background:#22a559}.map-pin-stem.end{background:#e0342b}.map-pin-stem.waypoint{background:#2563eb}.map-pin-dot{width:8px;height:8px;border-radius:50%;border:2px solid #fff;box-shadow:0 1px 3px #0006}.map-pin-dot.start{background:#22a559}.map-pin-dot.end{background:#e0342b}.map-pin-dot.waypoint{background:#2563eb}.point-chooser{display:flex;align-items:center;gap:6px}.chooser-btn{border:none;border-radius:8px;color:#fff;font-size:12px;font-weight:700;padding:7px 13px;cursor:pointer;white-space:nowrap}.chooser-btn.start{background:#22a559}.chooser-btn.waypoint{background:#2563eb}.chooser-btn.end{background:#e0342b}.chooser-btn:hover:not(:disabled){filter:brightness(1.12)}.chooser-btn:disabled{opacity:.4;cursor:not-allowed}.point-chooser-popup .leaflet-popup-content{margin:10px 12px}.point-chooser-popup .leaflet-popup-content-wrapper{border-radius:10px}.kakao-chooser{background:#fff;border-radius:10px;padding:8px;box-shadow:0 4px 16px #00000038;transform:translateY(-10px)}.chooser-close{border:none;background:transparent;color:#888;cursor:pointer;font-size:12px;padding:2px 4px}.chooser-close:hover{color:#333}.sidebar-footer{padding-top:12px;font-size:10px;line-height:1.6;color:#9ca3af;border-top:1px solid var(--color-border)}.sidebar-footer a{color:#9ca3af}.api-key-guide{max-width:640px;margin:40px auto;padding:0 20px;display:flex;flex-direction:column;gap:16px}.api-key-guide h2{font-size:20px}.api-key-guide section{border:1px solid var(--color-border);border-radius:12px;background:#fff;padding:16px}.api-key-guide h3{font-size:15px;margin-bottom:8px}.api-key-guide ol{padding-left:20px;font-size:14px;line-height:1.9;color:var(--color-text-sub)}.api-key-guide code{background:var(--color-bg);border:1px solid var(--color-border);border-radius:4px;padding:1px 6px;font-size:13px}.api-key-guide pre{background:#1f2937;color:#f9fafb;border-radius:8px;padding:12px;font-size:13px;overflow-x:auto}.guide-warning-banner{font-size:13px;color:#92400e;background:#fffbeb;border:1px solid #fde68a;border-radius:8px;padding:10px 12px}