:root{--side:#30373d;--blue:#0d86ff;--bg:#f3f6fb;--card:#fff;--text:#16202a}*{box-sizing:border-box}body{margin:0;background:var(--bg);font-family:Inter,Segoe UI,Arial,sans-serif;color:var(--text)}.app-shell{display:flex;min-height:100vh}.sidebar{width:270px;background:var(--side);color:#cdd3da;position:fixed;left:0;top:0;bottom:0;overflow:auto;padding:16px 10px;z-index:10}.brand{height:58px;display:flex;gap:12px;align-items:center;color:#fff;font-size:22px;font-weight:800;padding:0 14px}.brand i{background:var(--blue);padding:10px;border-radius:12px}.userbox{display:flex;gap:12px;align-items:center;padding:18px 14px;border-top:1px solid #48515a;border-bottom:1px solid #48515a;margin-bottom:14px}.avatar{width:45px;height:45px;border-radius:50%;display:grid;place-items:center;background:#fff;color:#222;font-weight:800}.userbox small{display:block;color:#aeb6bf}nav a{display:flex;gap:12px;align-items:center;color:#d5dce2;text-decoration:none;padding:13px 14px;border-radius:8px;margin:4px 0;font-size:16px}nav a:hover,nav a.active{background:var(--blue);color:white}.main{margin-left:270px;width:calc(100% - 270px)}.topbar{position:sticky;top:0;background:rgba(255,255,255,.92);backdrop-filter:blur(10px);height:72px;display:flex;align-items:center;gap:22px;padding:0 28px;border-bottom:1px solid #e4e7ec;z-index:5}.topbar a{text-decoration:none;color:#667085;font-weight:600}.content{padding:28px}.wallet-chip{font-size:18px;font-weight:800}.page-title{font-size:30px;font-weight:750;margin-bottom:22px}.cardx{background:#fff;border:1px solid #e8ecf2;border-radius:18px;box-shadow:0 12px 30px rgba(23,31,56,.06);overflow:hidden}.cardx .cardx-head{background:linear-gradient(135deg,#0d86ff,#0066db);color:#fff;padding:18px 22px;font-size:20px;font-weight:700}.cardx .cardx-body{padding:22px}.stat{background:#fff;border:1px solid #e8ecf2;border-radius:18px;padding:22px;box-shadow:0 10px 24px rgba(23,31,56,.05)}.stat small{color:#667085}.stat b{display:block;font-size:28px}.form-control,.form-select{height:48px;border-radius:10px}.btn{border-radius:10px;padding:10px 16px}.table{background:#fff}.code{background:#0f172a;color:#e5e7eb;padding:16px;border-radius:14px;white-space:pre-wrap;word-break:break-word}.badge-soft{background:#e8f3ff;color:#0066db;padding:6px 10px;border-radius:999px;font-weight:700}@media(max-width:900px){.sidebar{transform:translateX(-100%);transition:.25s}.sidebar.open{transform:none}.main{margin-left:0;width:100%}.content{padding:16px}.topbar{padding:0 12px;gap:10px}.topbar a:not(.btn){display:none}}