body{background:#f5f7fb;color:#1f2937}.app-shell{display:flex;min-height:100vh}.sidebar{width:260px;background:#111827;color:#fff;position:fixed;inset:0 auto 0 0;padding:22px 16px;z-index:1030}.brand{display:flex;align-items:center;gap:12px;padding:0 8px}.brand strong{display:block;font-size:19px}.brand small{display:block;color:#9ca3af;font-size:11px}.brand-mark,.login-logo{width:42px;height:42px;border-radius:12px;background:#2563eb;display:grid;place-items:center;font-weight:800}.nav-link{color:#cbd5e1;border-radius:10px;padding:11px 12px;margin:2px 0}.nav-link i{width:26px}.nav-link:hover{background:#1f2937;color:#fff}.main-content{margin-left:260px;width:calc(100% - 260px)}.topbar{height:72px;background:#fff;border-bottom:1px solid #e5e7eb;display:flex;align-items:center;padding:0 24px;position:sticky;top:0;z-index:1020}.stat-card{background:#fff;border:1px solid #e5e7eb;border-radius:16px;padding:18px;display:flex;gap:14px;align-items:center;height:100%;box-shadow:0 4px 16px rgba(15,23,42,.04)}.stat-icon{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;color:#fff}.stat-label{font-size:12px;color:#64748b}.stat-value{font-size:24px;font-weight:700}.login-page{min-height:100vh;display:grid;place-items:center;background:linear-gradient(135deg,#eff6ff,#f8fafc)}.login-card{width:min(430px,92vw);background:#fff;border-radius:22px;padding:36px;box-shadow:0 20px 60px rgba(15,23,42,.12)}.login-logo{margin:0 auto 14px;color:#fff}.table>:not(caption)>*>*{padding:14px 16px}.card{border-radius:16px}.btn{border-radius:9px}@media(max-width:991px){.sidebar{transform:translateX(-100%);transition:.2s}.sidebar.open{transform:translateX(0)}.main-content{margin-left:0;width:100%}}