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:root{--color-primary:#1f94d2;--color-primary-soft:#e6f4fb;--color-dark-blue:#0a3d6d;--color-teal:#53eccb;--color-success:#10b981;--color-warning:#f59e0b;--color-error:#ff4d4f;--color-status-unknown:#9ca3af;--color-bg:#f9fafb;--color-surface:#fff;--color-text:#374151;--color-text-secondary:#4b5563;--color-text-muted:#6b7280;--color-border:#e5e7eb;--color-on-dark:#fff;--color-on-dark-muted:#ffffffa6;--space-1:4px;--space-2:8px;--space-3:12px;--space-4:16px;--space-5:24px;--space-6:32px;--radius-sm:6px;--radius-md:8px;--radius-full:999px;--shadow-sm:0 1px 2px #0a3d6d0f;--shadow-md:0 4px 12px #0a3d6d1f;--shadow-overlay:0 8px 24px #0a3d6d2e;--focus-ring:0 0 0 3px #1f94d259;--font-size-xs:12px;--font-size-sm:14px;--font-size-md:16px;--font-size-lg:18px;--header-height:56px;--sidebar-width:360px;--touch-target-min:44px;--z-map-overlay:1000;--z-drawer-backdrop:1100;--z-drawer:1200}.status-normal{--status-color:var(--color-success)}.status-warning{--status-color:var(--color-warning)}.status-critical{--status-color:var(--color-error)}.status-unknown{--status-color:var(--color-status-unknown)}*{box-sizing:border-box}html,body{background:var(--color-bg);height:100%;color:var(--color-text);margin:0;padding:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif}a{color:inherit;text-decoration:none}:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px}.visually-hidden{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.app-header{align-items:center;gap:var(--space-3);height:var(--header-height);padding:0 var(--space-4);background:var(--color-dark-blue);color:var(--color-on-dark);display:flex}.app-header img{width:auto;height:32px}.app-header h1{font-size:var(--font-size-lg);margin:0;font-weight:600}.header-brand{align-items:center;gap:var(--space-3);border-radius:var(--radius-sm);display:flex}.header-nav{align-items:center;gap:var(--space-2);margin-left:var(--space-1);padding-left:var(--space-3);border-left:1px solid #fff3;display:flex}.header-utility{align-items:center;margin-left:auto;display:flex}.header-updated{color:var(--color-on-dark-muted);font-size:var(--font-size-xs)}.header-nav a{padding:var(--space-2) var(--space-3);border-radius:var(--radius-sm);font-size:var(--font-size-sm);color:var(--color-teal)}.header-nav a:hover{background:#ffffff1a}.header-nav a[aria-current=page]{color:var(--color-on-dark);background:#ffffff1f}.fleet-page{height:calc(100vh - var(--header-height));height:calc(100dvh - var(--header-height));grid-template-rows:auto 1fr;display:grid}.fleet-layout{grid-template-columns:var(--sidebar-width) 1fr;min-height:0;display:grid}.map-pane{min-width:0;position:relative}.map-loading{padding:var(--space-5);color:var(--color-text-muted)}.kpi-strip{align-items:center;gap:var(--space-2) var(--space-4);padding:var(--space-2) var(--space-4);background:var(--color-surface);border-bottom:1px solid var(--color-border);font-size:var(--font-size-sm);color:var(--color-text-secondary);flex-wrap:wrap;display:flex}.kpi{align-items:center;gap:var(--space-1);display:inline-flex}.kpi strong{color:var(--color-text)}.kpi-skeleton{width:320px;max-width:60%;height:16px}.sidebar{border-right:1px solid var(--color-border);background:var(--color-surface);flex-direction:column;height:100%;min-height:0;display:flex}.sidebar-controls{gap:var(--space-3);padding:var(--space-4);border-bottom:1px solid var(--color-border);display:grid}.field-label{gap:var(--space-1);color:var(--color-text-secondary);font-size:var(--font-size-xs);display:grid}.field-input{width:100%;padding:var(--space-2) var(--space-3);border:1px solid var(--color-border);border-radius:var(--radius-sm);font-size:var(--font-size-sm);background:var(--color-surface);color:inherit;font-family:inherit}.field-input:focus-visible{border-color:var(--color-primary);box-shadow:var(--focus-ring);outline:none}.status-dot{border-radius:var(--radius-full);background:var(--status-color,var(--color-text-muted));flex-shrink:0;width:8px;height:8px;display:inline-block}.status-badge{align-items:center;gap:var(--space-1);font-size:var(--font-size-xs);color:var(--color-text-secondary);display:inline-flex}.truck-list{flex:1;overflow-y:auto}.truck-row{align-items:center;gap:var(--space-2);padding:var(--space-2) var(--space-4);border-bottom:1px solid var(--color-border);display:flex}.truck-row:hover{background:var(--color-bg)}.truck-row .toggle{cursor:pointer;flex-shrink:0;width:16px;height:16px}.truck-row-link{gap:var(--space-1);flex-direction:column;flex:1;min-width:0;display:flex}.truck-row-reg{font-size:var(--font-size-sm);font-weight:600}.truck-row-meta{font-size:var(--font-size-xs);color:var(--color-text-muted)}.truck-row-locate{border:1px solid var(--color-border);border-radius:var(--radius-sm);background:var(--color-surface);width:28px;height:28px;color:var(--color-primary);cursor:pointer;flex-shrink:0;font-size:15px;line-height:1}.truck-row-locate:hover:not(:disabled){background:var(--color-primary);color:var(--color-on-dark)}.truck-row-locate:disabled{color:var(--color-border);cursor:not-allowed}.truck-row-skeleton{height:52px;margin:var(--space-2) var(--space-4)}.skeleton{background:var(--color-border);border-radius:var(--radius-sm);position:relative;overflow:hidden}@media (prefers-reduced-motion:no-preference){.skeleton:after{content:"";background:linear-gradient(90deg,#0000,#fff9,#0000);animation:1.4s infinite skeleton-shimmer;position:absolute;inset:0;transform:translate(-100%)}@keyframes skeleton-shimmer{to{transform:translate(100%)}}}.empty-state{gap:var(--space-2);padding:var(--space-5) var(--space-4);text-align:center;color:var(--color-text-muted);justify-items:center;display:grid}.empty-state-title{font-size:var(--font-size-sm);color:var(--color-text-secondary);margin:0;font-weight:600}.empty-state-hint{font-size:var(--font-size-xs);margin:0}.error-banner{top:var(--space-3);left:var(--space-3);right:var(--space-3);z-index:var(--z-map-overlay);justify-content:space-between;align-items:center;gap:var(--space-3);padding:var(--space-2) var(--space-3);background:var(--color-error);color:var(--color-on-dark);border-radius:var(--radius-sm);font-size:var(--font-size-sm);box-shadow:var(--shadow-md);display:flex;position:absolute}.error-banner-retry{padding:var(--space-1) var(--space-3);border-radius:var(--radius-sm);color:inherit;font:inherit;cursor:pointer;background:0 0;border:1px solid #ffffffb3;flex-shrink:0}.error-banner-retry:hover{background:#ffffff26}.panel{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);padding:var(--space-4);box-shadow:var(--shadow-sm)}.kv{gap:var(--space-1) var(--space-4);font-size:var(--font-size-sm);grid-template-columns:140px 1fr;display:grid}.kv dt{color:var(--color-text-muted)}.kv dd{margin:0;font-weight:500}.link-button{color:var(--color-primary);font:inherit;cursor:pointer;background:0 0;border:none;padding:0;font-weight:500;text-decoration:underline}.detail-layout{grid-template-columns:var(--sidebar-width) 1fr;height:calc(100vh - var(--header-height));height:calc(100dvh - var(--header-height));display:grid}.detail-sidebar{gap:var(--space-4);padding:var(--space-4);border-right:1px solid var(--color-border);align-content:start;display:grid;overflow-y:auto}.back-link{color:var(--color-primary);font-size:var(--font-size-sm)}.detail-header{align-items:center;gap:var(--space-3);display:flex}.detail-header h2{font-size:var(--font-size-lg);margin:0}.detail-map{min-width:0}.detail-panel-skeleton{height:180px}.detail-status-page{padding:var(--space-5)}.base-map{width:100%;height:100%}.truck-marker{border-radius:var(--radius-full);border:2px solid var(--color-surface);background:var(--color-primary);justify-content:center;align-items:center;width:18px;height:18px;display:flex;box-shadow:0 0 0 1px #00000040}.leaflet-popup-content{font-family:inherit;font-size:var(--font-size-sm);line-height:1.5}.leaflet-popup-content a{color:var(--color-primary);font-weight:500}.sidebar-toggle,.drawer-backdrop{display:none}@media (max-width:768px){.fleet-layout{grid-template-columns:1fr}.sidebar{top:var(--header-height);width:min(var(--sidebar-width), 88vw);z-index:var(--z-drawer);box-shadow:var(--shadow-overlay);border-right:none;transition:transform .2s ease-out;position:fixed;bottom:0;left:0;transform:translate(-100%)}.sidebar--open{transform:none}.sidebar-toggle{align-items:center;gap:var(--space-2);bottom:var(--space-4);left:var(--space-4);z-index:var(--z-map-overlay);min-height:var(--touch-target-min);padding:0 var(--space-4);border-radius:var(--radius-sm);background:var(--color-dark-blue);color:var(--color-on-dark);font:inherit;font-size:var(--font-size-sm);cursor:pointer;box-shadow:var(--shadow-md);border:none;font-weight:600;display:inline-flex;position:absolute}.drawer-backdrop{top:var(--header-height);z-index:var(--z-drawer-backdrop);cursor:pointer;background:#0a3d6d66;border:none;padding:0;display:block;position:fixed;bottom:0;left:0;right:0}.truck-row .toggle{width:24px;height:24px}.truck-row-locate{min-width:var(--touch-target-min);min-height:var(--touch-target-min)}.detail-layout{height:auto;min-height:calc(100vh - 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