:root{--ch-ink:#1d2b36;--ch-muted:#5b6b78;--ch-line:#d8dee4;--ch-accent:#234a63;--ch-bg:#ffffff;--header-h:52px;--panel-w:340px}*{box-sizing:border-box}body,html{margin:0;height:100%;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;color:var(--ch-ink);background:var(--ch-bg)}.app-header{height:var(--header-h);display:flex;align-items:baseline;gap:.6rem;padding:0 1rem;border-bottom:1px solid var(--ch-line)}.brand{font-weight:700;letter-spacing:.2px;color:var(--ch-accent)}.brand-tag{font-size:.85rem;color:var(--ch-muted)}.header-search{margin-left:auto;width:min(360px,50vw)}.search{position:relative}.search-input{width:100%;padding:.4rem .6rem;font-size:.9rem;border:1px solid var(--ch-line);border-radius:6px;outline:none}.search-input:focus{border-color:var(--ch-accent)}.search-list{position:absolute;z-index:20;top:calc(100% + 4px);left:0;right:0;margin:0;padding:.25rem;list-style:none;background:var(--ch-bg);border:1px solid var(--ch-line);border-radius:6px;box-shadow:0 6px 18px rgba(0,0,0,.12);max-height:50vh;overflow-y:auto}.search-msg{padding:.5rem;color:var(--ch-muted);font-size:.85rem}.search-err{color:#9a2b2b}.search-opt{display:flex;flex-direction:column;padding:.4rem .5rem;border-radius:4px;cursor:pointer}.search-opt.is-active,.search-opt:hover{background:#eef4f8}.search-apn{font-weight:600;font-size:.9rem}.search-addr{font-size:.8rem;color:var(--ch-muted)}.app-shell{display:flex;height:calc(100vh - var(--header-h))}.map-area{position:relative;flex:1 1 auto;min-width:0}.map-canvas{position:absolute;inset:0;width:100%;height:100%}.map-fallback{display:flex;align-items:center;justify-content:center;color:var(--ch-muted);background:#eef1f4}.panel{flex:0 0 var(--panel-w);width:var(--panel-w);border-left:1px solid var(--ch-line);padding:1rem;overflow-y:auto}.panel-title{margin:0 0 .75rem;font-size:1.1rem}.demo-eyebrow{margin:0 0 .35rem;color:#166534;font-size:.76rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase}.panel-subtitle{margin:1rem 0 .5rem;font-size:.95rem;color:var(--ch-accent)}.panel-muted{color:var(--ch-muted)}.panel-error{color:#9a2b2b}.panel-list{margin:0}.panel-list .row{display:flex;justify-content:space-between;gap:.75rem;padding:.35rem 0;border-bottom:1px dashed var(--ch-line)}.panel-list dt{color:var(--ch-muted);font-size:.85rem}.panel-list dd{margin:0;text-align:right;word-break:break-word}.config-error{padding:2rem}@media (max-width:720px){.app-shell{flex-direction:column}.panel{flex:0 0 45%;width:100%;height:45%;border-left:none;border-top:1px solid var(--ch-line)}}