*{box-sizing:border-box}body{margin:0;font-family:Segoe UI,system-ui,sans-serif;background:#0b0d12;color:#f9fafb}a{color:inherit;text-decoration:none}.app-shell{display:flex;min-height:100vh;background:radial-gradient(circle at top,#0f172a,#0b0d12 55%)}.sidebar{width:240px;padding:24px 20px;border-right:1px solid #1f2937;background:#0b0f1a;display:flex;flex-direction:column;gap:24px}.brand{display:flex;gap:12px;align-items:center}.brand-mark{width:40px;height:40px;border-radius:12px;background:#2563eb;display:grid;place-items:center;font-weight:700}.brand-title{font-size:18px;font-weight:700}.brand-sub{font-size:12px;color:#9ca3af;text-transform:uppercase;letter-spacing:.08em}.nav{display:grid;gap:8px}.nav-link{padding:10px 12px;border-radius:12px;color:#cbd5f5;background:transparent;transition:background .2s ease}.nav-link:hover,.nav-link.active{background:#1f2937;color:#fff}.sidebar-footer{margin-top:auto}.app-main{flex:1;padding:32px 40px 64px}.page-shell{max-width:1100px}.page-stack{display:grid;gap:24px}.page-header h1{margin:0 0 8px;font-size:32px}.muted{color:#9ca3af}.small{font-size:12px}.card-shell{background:#111827;border:1px solid #1f2937;border-radius:16px;padding:20px}.card-shell h2{margin:0 0 12px;font-size:20px}.form-grid{display:grid;gap:14px}label{display:grid;gap:6px;font-size:14px}input,select,textarea{border-radius:10px;border:1px solid #1f2937;background:#0b0f1a;color:#f9fafb;padding:10px 12px}textarea{resize:vertical}.row{display:flex;gap:10px;flex-wrap:wrap}.row-between{display:flex;justify-content:space-between;align-items:center;gap:16px}.button{display:inline-flex;align-items:center;justify-content:center;padding:10px 16px;border-radius:999px;border:1px solid transparent;background:#1f2937;color:#fff;font-weight:600;cursor:pointer}.button.primary{background:#2563eb}.button.ghost{background:transparent;border-color:#334155}.button.danger{background:#b91c1c}.list{display:grid;gap:12px}.list-row,.table-row{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:12px 0;border-bottom:1px solid #1f2937}.table-row:last-child{border-bottom:none}.list-title{font-weight:600}.pill{padding:4px 10px;border-radius:999px;font-size:12px;background:#1f2937}.compact{padding:6px 10px}.chip-group{display:flex;gap:8px;flex-wrap:wrap}.chip{padding:6px 10px;border-radius:999px;border:1px solid #1f2937;background:transparent;color:#cbd5f5;cursor:pointer}.chip.active{background:#2563eb;color:#fff}.code-block{background:#0b0f1a;border:1px solid #1f2937;border-radius:12px;padding:12px;overflow-x:auto;font-size:12px}.kv-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:12px;margin:0}.kv-grid dt{font-size:12px;text-transform:uppercase;letter-spacing:.08em;color:#6b7280}.kv-grid dd{margin:4px 0 0;font-weight:600}@media(max-width:900px){.app-shell{flex-direction:column}.sidebar{width:100%;flex-direction:row;flex-wrap:wrap;align-items:center;justify-content:space-between}.nav{grid-auto-flow:column;overflow-x:auto}.app-main{padding:20px}}