.app-shell{padding-left:224px}.app-sidebar{position:fixed;inset:0 auto 0 0;width:224px;background:#142d47;color:#dce7f2;padding:28px 16px;display:flex;flex-direction:column;z-index:20}.app-sidebar .brand{color:white;font-size:17px;gap:9px;margin:0 8px 42px}.app-sidebar .brand-mark{background:#facc15;color:#142d47}.sidebar-caption{font-size:13px;color:#9ab0c6;margin:0 14px 12px}.app-sidebar nav{display:flex;flex-direction:column;gap:8px}.app-sidebar nav a{color:#c4d3e1;padding:14px;border-radius:8px;text-decoration:none;font-size:15px;font-weight:600}.app-sidebar nav a:hover{background:#213e5a}.app-sidebar nav a.active{background:#fff;color:#142d47}.sidebar-foot{margin-top:auto;font-size:10px;letter-spacing:.08em;color:#9ab0c6;padding:20px 8px 0}.app-shell>header{padding:0 32px;gap:16px}.shell-title{color:#59728d;font-size:14px}.app-shell>main{max-width:1800px;padding:32px}.header-actions a[aria-current=page]{background:#e8eff7;border-color:#8ba8c5}.header-actions .export{margin:0;white-space:nowrap}.cost-blank{min-height:560px;background:white;border:1px solid #dce3eb;border-radius:16px}.app-shell [hidden]{display:none!important}@media(max-width:1100px){.app-shell{padding-left:190px}.app-sidebar{width:190px}.app-shell>main{padding:24px}.workspace{grid-template-columns:270px minmax(0,1fr)}}@media(max-width:800px){.app-shell{padding-left:0}.app-sidebar{position:static;width:auto;padding:16px 20px}.app-sidebar .brand{margin:0 0 16px}.sidebar-caption,.sidebar-foot{display:none}.app-sidebar nav{flex-direction:row}.app-sidebar nav a{flex:1;text-align:center;padding:10px;font-size:14px}.app-shell>header{height:auto;min-height:70px;padding:14px 20px;flex-wrap:wrap}.header-actions{gap:8px;flex-wrap:wrap}.shell-title{display:none}.app-shell>main{padding:24px 16px}.workspace{grid-template-columns:1fr}.cost-blank{min-height:400px}}

/* Shared site banner sits above every workspace. */
.app-shell{padding-top:76px}.site-banner{position:fixed;inset:0 0 auto 0;height:76px;z-index:30;background:#142d47;border-bottom:1px solid #314961;display:flex;align-items:center;justify-content:space-between;padding:0 32px;gap:20px}.site-banner .brand{color:white;font-size:18px}.site-banner .brand-mark{background:#facc15;color:#142d47}.site-banner .export{color:#f1f5f9;background:#213e5a;border:1px solid #5d748c;text-decoration:none;padding:10px 17px;border-radius:8px}.site-banner .export:hover,.site-banner .export[aria-current=page]{background:#36546f;color:#fff}.app-sidebar{top:76px}.app-shell>header{height:84px}.site-banner .header-actions{flex-wrap:nowrap}@media(max-width:800px){.site-banner{height:68px;padding:0 16px;gap:10px}.site-banner .brand{font-size:15px;letter-spacing:.08em}.site-banner .brand-mark{width:28px;height:30px}.site-banner .export{font-size:14px;padding:9px 11px}.app-shell{padding-top:68px}.app-sidebar{top:auto}.app-shell>header{height:70px;justify-content:flex-end}}

.site-banner #ai-model{width:auto;min-width:115px;margin:0;padding:9px 28px 9px 12px;border:1px solid #d5dce4;border-radius:8px;background:#fff;color:#19324b;font:inherit;font-weight:600}.site-banner #ai-model:focus-visible{outline:2px solid #d9b53f;outline-offset:2px}.site-banner #ai-model:disabled{opacity:.65}

/* Compact navy navigation; keep the existing navy/yellow identity. */
.site-banner{height:68px;border-bottom-color:rgba(255,255,255,.1);box-shadow:none}
.app-shell{padding-top:68px}.app-sidebar{top:68px}
.site-banner .header-actions{display:flex;align-items:center;gap:10px}
.site-banner .export,.site-banner #ai-model{height:36px;border-radius:7px;font-size:13px;font-weight:500;box-shadow:none}
.site-banner .export{display:inline-flex;align-items:center;padding:7px 12px;background:transparent;border-color:rgba(255,255,255,.18);color:#dce7f2}
.site-banner #ai-model{appearance:none;min-width:108px;max-width:132px;padding:7px 30px 7px 12px;background-color:#213e5a;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='m1 1 5 5 5-5' fill='none' stroke='%23dce7f2' stroke-width='1.5'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 10px center;color:#f1f5f9;border-color:rgba(255,255,255,.2)}
.site-banner #ai-model option{background:#fff;color:#19324b}
.site-banner .export:hover,.site-banner #ai-model:hover{background-color:#2b4863;border-color:#7890a6}
.app-sidebar nav{gap:4px}.app-sidebar nav a{font-weight:500;border-radius:6px;padding:12px 14px}
.app-sidebar nav a.active{background:#233f59;color:#fff;border-left:3px solid #facc15;padding-left:11px}
.tr-card{box-shadow:none;border-color:#e0e6ed;border-radius:12px}
@media(max-width:800px){.site-banner{padding:0 14px;gap:8px}.site-banner .header-actions{gap:6px}.site-banner #ai-model{min-width:95px;font-size:12px}.site-banner .export{padding:7px 9px;font-size:12px}.app-sidebar{top:auto}}

@media(max-width:800px){.app-sidebar{padding:10px 14px}.app-sidebar nav{overflow-x:auto;gap:4px;padding-bottom:2px}.app-sidebar nav a{flex:0 0 auto;white-space:nowrap;padding:9px 11px;font-size:12px}.app-sidebar nav a.active{padding-left:8px}}