:root{--sidebar-w: 220px;--bg: #f5f5f7;--surface: #ffffff;--border: #e2e2e5;--text: #1d1d1f;--text-secondary: #6e6e73;--accent: #0071e3;--accent-light: #e8f2ff;--radius: 10px;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;color:var(--text)}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg);min-height:100vh}.app-layout{display:flex;min-height:100vh}.sidebar{position:fixed;top:0;left:0;width:var(--sidebar-w);height:100vh;background:var(--surface);border-right:1px solid var(--border);padding:20px 0;overflow-y:auto;z-index:100}.sidebar-title{padding:0 16px 16px;font-size:13px;font-weight:700;color:var(--accent);letter-spacing:-.3px}.sidebar-section{padding:8px 12px 4px;font-size:10px;font-weight:600;text-transform:uppercase;letter-spacing:.5px;color:var(--text-secondary)}.sidebar-btn{display:block;width:100%;padding:8px 16px;background:none;border:none;text-align:left;font-size:13px;color:var(--text);cursor:pointer;border-radius:0;transition:background .15s}.sidebar-btn:hover{background:var(--accent-light)}.sidebar-btn.active{background:var(--accent);color:#fff;font-weight:600}.main-content{margin-left:var(--sidebar-w);flex:1;padding:24px;min-height:100vh}.demo-title{font-size:22px;font-weight:700;margin-bottom:16px;letter-spacing:-.3px}.demo-description{font-size:14px;color:var(--text-secondary);margin-bottom:20px;line-height:1.5}.map-container{border-radius:var(--radius);overflow:hidden;border:1px solid var(--border);background:#e8e8ed}.controls-panel{margin-top:16px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:16px}.controls-title{font-size:13px;font-weight:600;margin-bottom:12px;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.3px}.controls-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:10px}.control-item{display:flex;align-items:center;gap:8px;font-size:13px}.control-item label{min-width:80px;color:var(--text-secondary);font-weight:500}.control-item input[type=range]{flex:1;accent-color:var(--accent)}.control-item input[type=checkbox]{accent-color:var(--accent)}.control-item input[type=number]{width:70px;padding:4px 8px;border:1px solid var(--border);border-radius:6px;font-size:13px}.control-item input[type=text]{flex:1;min-width:100px;padding:4px 8px;border:1px solid var(--border);border-radius:6px;font-size:13px}.control-item select{padding:4px 8px;border:1px solid var(--border);border-radius:6px;font-size:13px;background:var(--surface)}.control-item input[type=color]{width:32px;height:24px;padding:0;border:1px solid var(--border);border-radius:4px;cursor:pointer}.event-log{margin-top:16px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:16px}.event-log-title{font-size:13px;font-weight:600;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.3px;margin-bottom:8px}.event-log-list{max-height:140px;overflow-y:auto;font-family:SF Mono,Fira Code,monospace;font-size:11px;color:var(--text-secondary);line-height:1.8}.event-log-list .entry{padding:2px 0;border-bottom:1px solid #f0f0f2}.event-log-list .time{color:var(--accent);margin-right:6px}.btn{padding:6px 14px;border:1px solid var(--border);border-radius:6px;background:var(--surface);font-size:13px;cursor:pointer;transition:background .15s}.btn:hover{background:var(--accent-light)}.btn-primary{background:var(--accent);color:#fff;border-color:var(--accent)}.btn-primary:hover{background:#005bb5}.btn-danger{color:#d32f2f;border-color:#ffcdd2}.btn-danger:hover{background:#ffebee}.btn-group{display:flex;gap:6px;flex-wrap:wrap}.setup-screen{display:flex;align-items:center;justify-content:center;min-height:60vh}.setup-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:32px;max-width:400px;width:100%;text-align:center}.setup-card h2{font-size:18px;margin-bottom:8px}.setup-card p{font-size:13px;color:var(--text-secondary);margin-bottom:16px}.setup-card input[type=text]{width:100%;padding:10px 12px;border:1px solid var(--border);border-radius:8px;font-size:14px;margin-bottom:12px}.info-row{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:16px}.info-chip{display:inline-flex;align-items:center;gap:4px;padding:4px 10px;border-radius:999px;font-size:11px;font-weight:600;background:var(--accent-light);color:var(--accent)}