:root{--sidebar:260px;--border:#e7eaf0;--muted:#6b7280;--bg:#f7f8fb;--ink:#172033}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,sans-serif}.app-shell{min-height:100vh}.sidebar{position:fixed;inset:0 auto 0 0;width:var(--sidebar);background:#fff;border-right:1px solid var(--border);padding:18px 14px;z-index:1000;overflow-y:auto}.sidebar-brand{display:flex;gap:12px;align-items:center;padding:5px 8px 22px}.sidebar-brand small{display:block;color:var(--muted)}.brand-mark{width:48px;height:48px;border-radius:14px;background:#172033;color:#fff;display:grid;place-items:center;font-size:22px}.brand-mark.small{width:40px;height:40px;border-radius:12px;font-size:18px}.sidebar-nav .nav-link{color:#475569;border-radius:10px;margin-bottom:4px;padding:10px 12px;display:flex;gap:10px;align-items:center}.sidebar-nav .nav-link:hover,.sidebar-nav .nav-link.active{background:#eef2ff;color:#263b83}.nav-section{font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:#94a3b8;margin:18px 12px 8px}.main{margin-left:var(--sidebar);min-height:100vh}.topbar{height:72px;background:#fff;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;padding:0 28px;position:sticky;top:0;z-index:900}.topbar-user{display:flex;align-items:center;gap:10px}.content{padding:26px}.card{border:1px solid var(--border);border-radius:14px;box-shadow:0 3px 16px rgba(15,23,42,.03)}.stat-card .icon{width:44px;height:44px;border-radius:12px;background:#f1f5f9;display:grid;place-items:center;font-size:18px}.table>:not(caption)>*>*{padding:.85rem}.badge-soft{background:#eef2ff;color:#3448a0}.auth-bg{background:radial-gradient(circle at top right,#e0e7ff,transparent 35%),#f7f8fb}.auth-card{width:min(460px,95vw);border:0;box-shadow:0 18px 55px rgba(15,23,42,.12)}.form-control,.form-select{border-color:#dbe0e8}.form-control:focus,.form-select:focus{box-shadow:0 0 0 .2rem rgba(55,81,171,.12);border-color:#7488d4}@media(max-width:991px){.sidebar{transform:translateX(-100%);transition:.2s}.sidebar.open{transform:none}.main{margin-left:0}.topbar{padding:0 16px}.content{padding:18px}.topbar-user span:first-child{display:none}}