:root{--zf-sidebar-bg: #0f2744;--zf-topbar-bg: #0f2744;--zf-accent: #2f6fed;--zf-content-bg: #eef1f4;--zf-card-bg: #ffffff;--zf-text: #1a1a1a;--zf-muted: #6b7280;--zf-sidebar-w: 240px;--zf-font: "IBM Plex Sans", system-ui, sans-serif}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{font-family:var(--zf-font);color:var(--zf-text);background:var(--zf-content-bg)}a{color:var(--zf-accent);text-decoration:none}button,input{font:inherit}.landing{min-height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1rem;padding:2rem;background:linear-gradient(160deg,#0f2744,#1a3a5c 50%,#eef1f4 50%)}.landing h1{color:#fff;margin:0;font-size:2rem}.landing p{color:#dbe7f5;margin:0 0 1rem;max-width:28rem;text-align:center}.landing-actions{display:flex;gap:.75rem;flex-wrap:wrap;justify-content:center}.landing-actions a{background:var(--zf-accent);color:#fff;padding:.7rem 1.2rem;border-radius:6px;font-weight:600}.landing-actions a.secondary{background:#fff;color:var(--zf-sidebar-bg)}.login-page{min-height:100%;display:grid;place-items:center;padding:1.5rem;background:linear-gradient(180deg,#0f2744,#163456 40%,#eef1f4 40%)}.login-card{width:100%;max-width:400px;background:#fff;border-radius:10px;padding:1.75rem;box-shadow:0 10px 30px #0f27442e}.login-brand{display:flex;align-items:center;gap:.6rem;margin-bottom:1.25rem}.login-brand .chev{width:28px;height:28px;border-radius:6px;background:var(--zf-accent);color:#fff;display:grid;place-items:center;font-weight:700}.login-brand h1{margin:0;font-size:1.25rem}.login-card label{display:block;font-size:.85rem;margin:.75rem 0 .35rem;color:var(--zf-muted)}.login-card input{width:100%;padding:.7rem .8rem;border:1px solid #d5dbe3;border-radius:6px}.login-card button{width:100%;margin-top:1.25rem;padding:.75rem;border:0;border-radius:6px;background:var(--zf-accent);color:#fff;font-weight:600;cursor:pointer}.login-card button:disabled{opacity:.7;cursor:wait}.login-error{color:#b42318;font-size:.9rem;margin-top:.75rem}.shell{display:flex;min-height:100%}.sidebar{width:var(--zf-sidebar-w);background:var(--zf-sidebar-bg);color:#fff;display:flex;flex-direction:column;position:fixed;inset:0 auto 0 0;z-index:20}.sidebar-brand{display:flex;align-items:center;gap:.6rem;padding:1.1rem 1rem;font-weight:700;font-size:1.05rem}.sidebar-brand .chev{width:28px;height:28px;border-radius:6px;background:var(--zf-accent);display:grid;place-items:center}.sidebar nav{display:flex;flex-direction:column;gap:.25rem;padding:.5rem;flex:1}.sidebar nav a{color:#e8eef7;padding:.7rem .85rem;border-radius:8px;display:flex;align-items:center;gap:.65rem}.sidebar nav a.active{background:#ffffff1f}.sidebar nav a:hover{background:#ffffff14}.sidebar-foot{padding:.75rem}.sidebar-foot button{width:100%;background:transparent;border:0;color:#e8eef7;padding:.7rem .85rem;border-radius:8px;text-align:left;cursor:pointer;display:flex;align-items:center;gap:.65rem}.sidebar-foot button:hover{background:#ffffff14}.main{margin-left:var(--zf-sidebar-w);flex:1;min-width:0;display:flex;flex-direction:column}.topbar{height:64px;background:var(--zf-topbar-bg);color:#fff;display:flex;align-items:center;justify-content:flex-end;padding:0 1.25rem;gap:.75rem}.topbar-toggle{display:none;margin-right:auto;background:transparent;border:0;color:#fff;font-size:1.4rem;cursor:pointer}.topbar-user{display:flex;align-items:center;gap:.7rem;text-align:right}.topbar-user .avatar{width:36px;height:36px;border-radius:50%;background:#7eb6ff;color:#0f2744;display:grid;place-items:center;font-size:1rem}.topbar-user strong{display:block;font-size:.92rem}.topbar-user span{display:block;font-size:.78rem;color:#c9d6e8}.content{padding:1.5rem}.content h1{margin:0 0 .35rem;font-size:1.6rem}.content .sub{color:var(--zf-muted);margin:0 0 1.25rem}.cards{display:flex;flex-direction:column;gap:.75rem}.card{background:var(--zf-card-bg);border:1px solid #e2e8f0;border-radius:8px;padding:1rem 1.1rem;color:var(--zf-muted)}.stub{min-height:100%;display:grid;place-items:center;padding:2rem}.stub-card{background:#fff;border-radius:10px;padding:1.5rem;max-width:420px;width:100%;box-shadow:0 8px 24px #00000014}.stub-card button{margin-top:1rem;background:var(--zf-accent);color:#fff;border:0;padding:.65rem 1rem;border-radius:6px;cursor:pointer}.backdrop{display:none;position:fixed;top:0;right:0;bottom:0;left:0;background:#00000059;z-index:15}@media (max-width: 768px){.sidebar{transform:translate(-100%);transition:transform .2s ease}.sidebar.open{transform:translate(0)}.main{margin-left:0}.topbar-toggle{display:inline-block}.backdrop.open{display:block}}