:root{--bg:#f5f7fb;--card:#fff;--ink:#182230;--muted:#6b7280;--line:#e7eaf0;--primary:#635bff;--success:#16a34a;--warning:#d97706;--danger:#dc2626;--sidebar:#111827}
*{box-sizing:border-box}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;background:var(--bg);color:var(--ink)}a{text-decoration:none}.app-shell{min-height:100vh;display:flex}.sidebar{width:245px;background:var(--sidebar);color:#fff;padding:24px 16px;position:fixed;inset:0 auto 0 0;display:flex;flex-direction:column;z-index:30}.brand{display:flex;align-items:center;gap:12px;padding:0 10px 28px}.brand-mark{width:38px;height:38px;border-radius:12px;background:linear-gradient(135deg,#7c3aed,#2563eb);display:grid;place-items:center;font-weight:800}.brand strong{display:block;font-size:17px}.brand small{display:block;color:#9ca3af;font-size:12px}.sidebar nav{display:grid;gap:6px}.nav-item{display:flex;gap:12px;align-items:center;color:#cbd5e1;padding:11px 12px;border-radius:10px;font-size:14px}.nav-item:hover,.nav-item.active{background:#1f2937;color:#fff}.nav-item.active{box-shadow:inset 3px 0 var(--primary)}.sidebar-foot{margin-top:auto}.main{margin-left:245px;width:calc(100% - 245px)}.topbar{height:88px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;padding:0 32px;position:sticky;top:0;z-index:20}.topbar h1{font-size:20px;margin:0;font-weight:700}.topbar p{font-size:12px;color:var(--muted);margin:2px 0 0}.live-pill{margin-left:auto;border:1px solid var(--line);border-radius:999px;padding:8px 12px;font-size:13px;background:#fff}.live-pill span{display:inline-block;width:8px;height:8px;border-radius:50%;background:#22c55e;margin-right:6px}.mobile-menu{display:none;border:0;background:none;font-size:26px;margin-right:12px}.content{padding:28px 32px}.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.stat-card,.panel{background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:0 4px 18px rgba(15,23,42,.04)}.stat-card{padding:20px}.stat-label{font-size:13px;color:var(--muted)}.stat-value{font-size:25px;font-weight:800;margin:7px 0 3px}.stat-note{font-size:12px;color:var(--muted)}.panel{margin-top:20px;overflow:hidden}.panel-head{padding:18px 20px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between}.panel-head h2{font-size:16px;margin:0}.panel-body{padding:20px}.table{margin:0}.table th{font-size:12px;text-transform:uppercase;color:#6b7280;font-weight:700;border-bottom-color:var(--line)}.table td{font-size:14px;vertical-align:middle;border-bottom-color:#f0f2f5}.money-in{font-weight:700;color:#15803d}.badge-soft{padding:6px 9px;border-radius:999px;font-size:11px;font-weight:700}.badge-success{background:#dcfce7;color:#166534}.badge-primary{background:#e0e7ff;color:#3730a3}.badge-info{background:#e0f2fe;color:#075985}.badge-warning{background:#fef3c7;color:#92400e}.badge-danger{background:#fee2e2;color:#991b1b}.badge-secondary{background:#f1f5f9;color:#475569}.login-page{min-height:100vh;display:grid;place-items:center;padding:20px;background:radial-gradient(circle at 20% 0,#ece9ff,transparent 35%),#f6f7fb}.login-card{width:min(430px,100%);background:#fff;border:1px solid var(--line);border-radius:20px;padding:30px;box-shadow:0 20px 60px rgba(15,23,42,.08)}.login-logo{width:48px;height:48px;border-radius:14px;background:linear-gradient(135deg,#7c3aed,#2563eb);display:grid;place-items:center;color:#fff;font-weight:800;font-size:22px;margin-bottom:20px}.form-control,.form-select{border-radius:10px;border-color:#dfe3ea;padding:10px 12px}.btn{border-radius:10px}.codebox{background:#0f172a;color:#cbd5e1;border-radius:12px;padding:14px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12px;overflow:auto}.device-dot{width:9px;height:9px;border-radius:50%;display:inline-block;margin-right:6px;background:#22c55e}.empty{padding:36px;text-align:center;color:var(--muted)}
@media(max-width:980px){.stat-grid{grid-template-columns:repeat(2,1fr)}.sidebar{transform:translateX(-100%);transition:.2s}.sidebar.open{transform:none}.main{margin-left:0;width:100%}.mobile-menu{display:block}.content{padding:20px}.topbar{padding:0 20px}}
@media(max-width:600px){.stat-grid{grid-template-columns:1fr}.content{padding:16px}.topbar{height:76px}.topbar h1{font-size:18px}.panel{border-radius:13px}.table-responsive{font-size:13px}}