:root{--bg:#f5f7fb;--surface:#ffffff;--ink:#0f172a;--muted:#475569;--border:#dbe3f0;--brand:#0057ff;--ok:#0d9488;--warn:#d97706;--danger:#b91c1c;--radius:14px;--radius-sm:10px;--shadow:0 10px 30px rgba(15,23,42,0.08);--header-h:70px;--sidebar-w:280px}*{box-sizing:border-box}body,html{margin:0;padding:0;background:var(--bg);color:var(--ink);font-family:IBM Plex Sans,Avenir Next,Segoe UI,sans-serif}a{color:inherit;text-decoration:none}.shell{min-height:100vh;display:grid;grid-template-rows:var(--header-h) 1fr auto}.header{position:-webkit-sticky;position:sticky;top:0;z-index:50;border-bottom:1px solid var(--border);background:color-mix(in srgb,var(--surface) 92%,transparent);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.header-inner{height:var(--header-h);display:grid;grid-template-columns:1fr 2fr 1fr;grid-gap:16px;gap:16px;align-items:center;padding:0 16px}.badge{border:1px solid var(--border);border-radius:999px;padding:4px 10px;font-size:12px}.main-grid{display:grid;grid-template-columns:var(--sidebar-w) 1fr;min-height:calc(100vh - var(--header-h))}.sidebar{border-right:1px solid var(--border);background:linear-gradient(180deg,#fcfdff,#f7f9ff);padding:16px}.side-link{display:block;padding:10px 12px;border-radius:var(--radius-sm);margin-bottom:6px;color:var(--muted)}.side-link:hover,.side-link[aria-current=page]{background:#eaf0ff;color:#0b3fc4}.content{padding:20px}.panel{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:16px}.grid{display:grid;grid-gap:14px;gap:14px}.grid.cols-4{grid-template-columns:repeat(4,minmax(0,1fr))}.grid.cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}.kpi{font-size:28px;font-weight:700}.muted{color:var(--muted);font-size:13px}.btn{border:1px solid var(--border);background:var(--surface);border-radius:10px;padding:8px 12px;cursor:pointer}.btn.primary{background:var(--brand);color:#fff;border-color:#0049d8}.btn:focus-visible,.side-link:focus-visible,input:focus-visible{outline:3px solid #92b4ff;outline-offset:2px}.footer{border-top:1px solid var(--border);background:#f8fbff;padding:12px 16px;font-size:13px;color:var(--muted)}input.search{width:100%;border:1px solid var(--border);border-radius:10px;padding:10px 12px}@media (max-width:1024px){.header-inner{height:auto;padding:10px 12px}.header-inner,.main-grid{grid-template-columns:1fr}.sidebar{border-right:0;border-bottom:1px solid var(--border)}.grid.cols-2,.grid.cols-4{grid-template-columns:1fr}}