*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: 'Segoe UI', Arial, sans-serif; background: #cfe0ee;
       color: #1a2a3a; height: 100vh; overflow: hidden; }
#header { background: #fff; border-bottom: 2px solid #1a6fa8;
          padding: 8px 16px; display: flex; align-items: center; gap: 12px;
          flex-shrink: 0; }
#header > img { height: 40px; }
.hdr-logo-sep { width: 1px; height: 32px; background: #b0cce0; flex-shrink: 0; }
.hdr-client-logos { display: flex; align-items: center; gap: 10px; }
.hdr-client-logos img { height: 36px; max-width: 120px; object-fit: contain; }
.hdr-title { flex: 1; }
.hdr-title h1 { font-size: 16px; color: #1a6fa8; font-weight: 700; }
.hdr-title .sub { font-size: 12px; color: #5a7a8a; margin-top: 2px; }
.btn { padding: 7px 14px; border: none; border-radius: 4px; cursor: pointer;
       font-size: 13px; font-weight: 600; }
.btn-primary { background: #1a6fa8; color: #fff; }
.btn-primary:hover { background: #155d8f; }
.btn-secondary { background: #f4f8fc; color: #1a6fa8;
                 border: 1px solid #b0cce0; }
.btn-secondary:hover { background: #ddeeff; }
#map { width: 100%; height: 100%; }
.panel { background: #fff; border-left: 1px solid #b0cce0;
         display: flex; flex-direction: column; overflow: hidden; }
.panel-head { padding: 10px 14px; background: #1a6fa8; color: #fff;
              font-weight: 600; font-size: 13px; flex-shrink: 0; }
.section-title { font-size: 11px; font-weight: 700; color: #5a7a8a;
                 text-transform: uppercase; letter-spacing: .05em;
                 margin-bottom: 8px; }
.layer-row { margin-bottom: 8px; background: #f4f8fc; border-radius: 6px;
             padding: 8px 10px; border: 1px solid #e0eaf4; }
.opacity-row { display: flex; align-items: center; gap: 6px; margin-top: 4px; }
.opacity-row input[type=range] { flex: 1; accent-color: #1a6fa8; }
.opacity-val { font-size: 10px; color: #1a6fa8; font-weight: 600;
               width: 28px; text-align: right; }
.pill { display: inline-block; background: #e8f0f8; border: 1px solid #b0cce0;
        border-radius: 10px; padding: 2px 8px; font-size: 11px; color: #1a6fa8;
        font-weight: 600; margin: 2px; }
.mbes-sublayers { margin: 5px 0 0 20px; display: flex; gap: 12px; }
.mbes-sub-label { display: flex; align-items: center; gap: 4px;
                  font-size: 11px; color: #5a7a8a; cursor: pointer; }
.mbes-sub-label input { accent-color: #1a6fa8; cursor: pointer; }