*{box-sizing:border-box}:root{--primary:#0067b1;--primary-dark:#004f8a;--primary-soft:#edf6fc;--text:#17202a;--muted:#687582;--border:#e3e8ed;--surface:#fff;--background:#f4f6f8;--success:#18a66a;--shadow:0 8px 30px rgba(30,45,60,.10);--radius:12px}
html,body{width:100%;height:100%;margin:0}body{font-family:Inter,"Segoe UI",Arial,sans-serif;background:var(--background);color:var(--text);overflow:hidden}.app{height:100vh;display:grid;grid-template-rows:68px 1fr 32px}
.topbar{background:rgba(255,255,255,.97);border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;padding:0 22px;z-index:100}.brand{display:flex;align-items:center;gap:12px}.brand-icon{width:42px;height:42px;border-radius:11px;background:linear-gradient(135deg,var(--primary),#008bd2);display:flex;align-items:center;justify-content:center;color:#fff}.brand-title{font-size:15px;font-weight:750;letter-spacing:.7px}.brand-subtitle{margin-top:2px;font-size:10px;letter-spacing:1.4px;color:var(--muted)}.top-actions{display:flex;gap:6px}.header-button{width:38px;height:38px;border:0;border-radius:9px;background:transparent;color:#53616e;cursor:pointer}.header-button:hover{background:#f0f3f6;color:var(--primary)}
.workspace{display:grid;grid-template-columns:350px 1fr;min-height:0}.nav-panel{position:relative;z-index:20;background:var(--surface);border-right:1px solid var(--border);padding:26px 24px;overflow-y:auto}.eyebrow{font-size:10px;letter-spacing:1.5px;font-weight:700;color:var(--primary)}.panel-header h1{margin:6px 0;font-size:27px;letter-spacing:-.5px}.panel-header p{margin:0 0 27px;font-size:13px;line-height:1.5;color:var(--muted)}
.field-label{display:block;margin-bottom:8px;font-size:10px;letter-spacing:1px;font-weight:700;color:#65727e}.location-input{height:50px;display:flex;align-items:center;gap:10px;border:1px solid var(--border);border-radius:10px;padding:0 13px;background:#fff;transition:.2s}.location-input:focus-within{border-color:var(--primary);box-shadow:0 0 0 3px rgba(0,103,177,.10)}.location-input input{width:100%;border:none;outline:none;font-size:13px;background:transparent;color:var(--text)}.location-input input::placeholder{color:#9aa5af}.location-marker{width:10px;height:10px;border-radius:50%;flex-shrink:0}.start-marker{border:2px solid var(--primary);background:#fff}.destination-marker{background:var(--primary)}
.route-connector{position:relative;height:38px;margin-left:17px}.connector-line{position:absolute;top:0;bottom:0;left:0;border-left:2px dotted #cbd3da}.swap-button{position:absolute;right:2px;top:4px;width:30px;height:30px;border-radius:50%;border:1px solid var(--border);background:#fff;color:var(--primary);cursor:pointer}
.route-section{margin-top:25px}.route-options{display:grid;grid-template-columns:1fr 1fr;gap:8px}.route-option{min-height:67px;display:flex;align-items:center;gap:10px;padding:10px;text-align:left;border:1px solid var(--border);border-radius:10px;background:#fff;cursor:pointer}.route-option.active{border-color:var(--primary);background:var(--primary-soft);color:var(--primary-dark)}.route-option span{display:flex;flex-direction:column;gap:3px}.route-option strong{font-size:12px}.route-option small{font-size:9px;color:var(--muted)}
.navigate-button{width:100%;height:48px;margin-top:22px;border:none;border-radius:10px;display:flex;align-items:center;justify-content:center;gap:10px;background:var(--primary);color:#fff;font-weight:700;font-size:12px;letter-spacing:.4px;cursor:pointer}.navigate-button:hover{background:var(--primary-dark);transform:translateY(-1px);box-shadow:0 7px 17px rgba(0,103,177,.20)}
.route-summary{margin-top:20px;padding:16px;background:var(--primary-soft);border-radius:10px}.summary-title{font-size:9px;font-weight:700;letter-spacing:1px;color:var(--primary)}.summary-grid{display:grid;grid-template-columns:1fr 1fr;margin-top:12px}.summary-grid div{display:flex;flex-direction:column}.summary-grid strong{font-size:18px}.summary-grid span{margin-top:2px;font-size:10px;color:var(--muted)}
.recent-section{margin-top:30px;border-top:1px solid var(--border);padding-top:21px}.section-heading{margin-bottom:10px;font-size:9px;letter-spacing:1px;font-weight:700;color:var(--muted)}.recent-location{width:100%;display:grid;grid-template-columns:28px 1fr 20px;align-items:center;gap:7px;padding:10px 4px;border:none;background:transparent;text-align:left;cursor:pointer}.recent-location:hover{background:#f7f9fa;border-radius:7px}.recent-location span{display:flex;flex-direction:column;gap:2px}.recent-location strong{font-size:11px}.recent-location small{font-size:9px;color:var(--muted)}
.map-container{position:relative;overflow:hidden;background:#e9eef2}#sceneView{width:100%;height:100%;display:block}.scene-status{position:absolute;left:18px;bottom:18px;z-index:10;height:35px;display:flex;align-items:center;gap:9px;padding:0 13px;border:1px solid rgba(255,255,255,.7);border-radius:9px;background:rgba(255,255,255,.91);backdrop-filter:blur(12px);box-shadow:0 5px 18px rgba(30,40,50,.10);font-size:10px}.status-dot{width:7px;height:7px;border-radius:50%;background:var(--success);box-shadow:0 0 0 3px rgba(24,166,106,.12)}.divider{width:1px;height:13px;background:#d9dfe4}
.floor-control{position:absolute;right:20px;top:50%;transform:translateY(-50%);z-index:20;width:48px;overflow:hidden;border:1px solid var(--border);border-radius:12px;background:rgba(255,255,255,.95);box-shadow:var(--shadow);backdrop-filter:blur(12px)}.floor-title{padding:8px 0;text-align:center;font-size:8px;letter-spacing:.8px;font-weight:700;color:var(--muted);border-bottom:1px solid var(--border)}.floor-control button{width:100%;height:40px;border:none;border-bottom:1px solid #edf0f2;background:transparent;font-size:11px;cursor:pointer;color:#53616e}.floor-control button:hover{background:#f2f6f9}.floor-control button.active{background:var(--primary);color:#fff;font-weight:700}
.navigation-card{position:absolute;bottom:20px;left:50%;transform:translateX(-50%);z-index:20;min-width:340px;display:flex;align-items:center;gap:14px;padding:14px 17px;background:rgba(255,255,255,.96);border-radius:13px;box-shadow:var(--shadow);backdrop-filter:blur(15px)}.direction-icon{width:42px;height:42px;border-radius:10px;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center}.navigation-card .instruction-body{display:flex;flex-direction:column;flex:1;min-width:0}.instruction-label{font-size:8px;letter-spacing:1px;color:var(--primary);font-weight:700}.navigation-card strong{margin-top:2px;font-size:13px}.navigation-card small{margin-top:3px;color:var(--muted)}
.card-nav{display:flex;flex-direction:column;align-items:center;gap:4px}
.card-nav button{width:28px;height:28px;border:1px solid var(--border);border-radius:7px;background:#fff;color:var(--primary);font-size:14px;line-height:1;cursor:pointer}
.card-nav button:hover{background:var(--primary-soft)}
.card-nav button:disabled{opacity:.35;cursor:default}
.turn-section{margin-top:14px}
.turn-list{list-style:none;margin:0;padding:0;border:1px solid var(--border);border-radius:10px;overflow:hidden;background:#fff}
.turn-item{display:grid;grid-template-columns:32px 1fr auto;align-items:center;gap:10px;padding:9px 12px;border-bottom:1px solid #eef1f4}
.turn-item:last-child{border-bottom:none}
.turn-item.active{background:var(--primary-soft)}
.t-icon{width:28px;height:28px;border-radius:8px;background:var(--primary-soft);color:var(--primary);display:flex;align-items:center;justify-content:center}
.turn-item.start .t-icon{background:var(--primary);color:#fff}
.turn-item.arrive .t-icon{background:var(--success);color:#fff}
.t-text{display:flex;flex-direction:column;gap:1px;min-width:0}
.t-text strong{font-size:12px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.t-text small{font-size:9px;color:var(--muted)}
.t-meta{display:flex;flex-direction:column;align-items:flex-end;gap:1px;font-size:9px;color:var(--muted);white-space:nowrap}
.t-meta strong{font-size:11px;color:var(--text)}
.statusbar{display:flex;align-items:center;justify-content:space-between;padding:0 16px;background:#202a33;color:#bec8d0;font-size:9px}.hidden{display:none!important}
@media(max-width:800px){.app{grid-template-rows:58px 1fr}.statusbar{display:none}.workspace{display:block;position:relative}.map-container{width:100%;height:100%}.nav-panel{position:absolute;left:12px;right:12px;bottom:12px;width:auto;max-height:52%;border:none;border-radius:16px;box-shadow:0 -4px 30px rgba(20,30,40,.15);z-index:50;padding:18px}.panel-header p,.recent-section{display:none}.floor-control{top:20px;transform:none}.navigation-card{display:none}}

.route-detail-note{font-size:11px;line-height:1.55;color:var(--muted);padding:10px 4px}
.route-error{color:#b42318}

.location-input select{
    width:100%;
    border:none;
    outline:none;
    font-size:13px;
    background:transparent;
    color:var(--text);
    cursor:pointer;
    min-width:0;
}
.location-input select:invalid{color:#9aa5af}
.location-input select option{color:var(--text);background:#fff}