:root{color:#172033;background:#eef1f4;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-synthesis:none}*{box-sizing:border-box}body{margin:0}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}button,select,input{min-height:44px;font:inherit}button:focus-visible,select:focus-visible,input:focus-visible,a:focus-visible{outline:3px solid #f2b84b;outline-offset:2px}.app-shell{display:flex;flex-direction:column;height:100vh;background:#f8fafc}.app-header{z-index:10;display:flex;align-items:center;gap:1rem;min-height:3.5rem;padding:.5rem 1rem;color:#fff;background:#111827}.app-menu-button,.app-logout{cursor:pointer;border:0;color:inherit;background:transparent}.app-menu-button{font-size:1.25rem}.app-brand{font-size:1.125rem;font-weight:700;white-space:nowrap}.app-logout{white-space:nowrap;text-decoration:underline}.app-search{flex:1 1 auto;max-width:32rem}.app-search__input{width:100%;border:1px solid #64748b;border-radius:.5rem;color:#fff;background:#1f2937;padding:.4rem .75rem}.app-search__input::placeholder{color:#cbd5e1}.app-body{display:flex;flex:1 1 auto;min-height:0;overflow:hidden}.app-sidebar{flex:0 0 12rem;overflow-y:auto;padding:1rem 0;color:#cbd5e1;background:#1f2937}.app-nav-link{display:flex;align-items:center;gap:.5rem;min-height:44px;padding:.55rem 1rem;border-left:4px solid transparent;color:inherit;text-decoration:none}.app-nav-link:hover,.app-nav-link--active{color:#fff;background:#374151}.app-nav-link--active{border-left-color:#60a5fa}.app-main{flex:1 1 auto;min-width:0;overflow:auto;padding:1rem}.login-page{display:grid;min-height:100vh;place-items:center;padding:1rem;background:#f8fafc}.login-card{width:min(100%,24rem);border:1px solid #cbd5e1;border-radius:.75rem;background:#fff;padding:2rem;box-shadow:0 8px 24px #0f172a1f}.login-card h1{margin:0 0 1.5rem;text-align:center}.login-field{display:grid;gap:.35rem;margin-bottom:1rem}.login-field label{font-weight:700}.login-input{width:100%;border:1px solid #64748b;border-radius:.5rem;padding:.55rem .75rem}.login-error{color:#991b1b}.login-submit{width:100%}.terrain-page{max-width:72rem;margin:0 auto;padding:1rem}.terrain-page__header,.terrain-card__header,.terrain-actions,.terrain-status{display:flex;align-items:center;gap:.75rem;flex-wrap:wrap}.terrain-page__header{justify-content:space-between}.terrain-network{border-radius:999px;padding:.35rem .7rem;font-weight:700}.terrain-network--online{color:#14532d;background:#dcfce7}.terrain-network--offline{color:#7c2d12;background:#ffedd5}.terrain-message{margin:1rem 0;border-left:4px solid #2563eb;background:#eff6ff;padding:.8rem}.terrain-error{border-left-color:#b91c1c;background:#fef2f2;color:#7f1d1d}.terrain-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,20rem),1fr));gap:1rem}.terrain-card{border:1px solid #cbd5e1;border-radius:.75rem;background:#fff;padding:1rem;box-shadow:0 2px 8px #0f172a14}.terrain-card__header{justify-content:space-between}.terrain-card h3{margin:0}.terrain-card dl{display:grid;grid-template-columns:max-content 1fr;gap:.35rem .75rem}.terrain-card dt{font-weight:700}.terrain-card dd{margin:0}.terrain-button{cursor:pointer;border:1px solid #1d4ed8;border-radius:.5rem;color:#fff;background:#1d4ed8;padding:.55rem .85rem}.terrain-button--secondary{color:#1e3a8a;background:#fff}.terrain-button:disabled{cursor:not-allowed;opacity:.55}.terrain-select{border:1px solid #64748b;border-radius:.5rem;background:#fff;padding:.45rem}.terrain-section{margin-top:2rem}.terrain-empty{color:#475569;font-style:italic}@media (max-width: 40rem){.app-header{gap:.5rem;flex-wrap:wrap}.app-search{order:2;flex-basis:100%;max-width:none}.app-body{position:relative}.app-sidebar{position:absolute;inset:0 auto 0 0;z-index:5;width:min(80vw,18rem);box-shadow:8px 0 20px #0f172a40}.terrain-page{padding:.75rem}.terrain-actions>*{flex:1 1 100%}}