:root{--bg:#f5f6f8;--card:#fff;--border:#e2e5ea;--text:#1f2430;--muted:#6b7280;--primary:#2f6fed;--primary-dark:#2657bd;--danger:#d9534f;--success:#1f9d55;--warn:#b8860b}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Malgun Gothic,sans-serif;background:var(--bg);color:var(--text);line-height:1.5}a{color:var(--primary);text-decoration:none}.container{max-width:1000px;margin:0 auto;padding:24px 16px 64px}.center{min-height:60vh;display:flex;align-items:center;justify-content:center;color:var(--muted)}.card{background:var(--card);border:1px solid var(--border);border-radius:10px;padding:20px;margin-bottom:16px}h1{font-size:22px;margin:0 0 16px}h2{font-size:17px;margin:0 0 12px}h3{font-size:14px;margin:0 0 8px;font-weight:600}h3,label{color:var(--muted)}label{display:block;font-size:13px;margin:10px 0 4px}input,select,textarea{width:100%;padding:9px 11px;border:1px solid var(--border);border-radius:7px;font-size:14px;background:#fff;color:var(--text)}textarea{min-height:64px;resize:vertical}.btn{display:inline-flex;align-items:center;gap:6px;padding:9px 14px;border:none;border-radius:7px;background:var(--primary);color:#fff;font-size:14px;font-weight:600;cursor:pointer}.btn:hover{background:var(--primary-dark)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn.ghost{background:transparent;color:var(--primary);border:1px solid var(--border)}.btn.danger{background:var(--danger)}.btn.small{padding:5px 10px;font-size:12px}.row{display:flex;gap:12px;flex-wrap:wrap}.row>*{flex:1 1;min-width:160px}table{width:100%;border-collapse:collapse;font-size:13px}td,th{text-align:left;padding:9px 8px;border-bottom:1px solid var(--border)}th{color:var(--muted)}.badge,th{font-weight:600}.badge{display:inline-block;padding:2px 9px;border-radius:999px;font-size:12px}.badge.pending{background:#fff4d6;color:var(--warn)}.badge.approved{background:#dff3e6;color:var(--success)}.badge.rejected{background:#fbe0df;color:var(--danger)}.nav{background:#fff;border-bottom:1px solid var(--border);padding:0 16px;display:flex;align-items:center;gap:4px;position:-webkit-sticky;position:sticky;top:0;z-index:10}.nav .brand{font-weight:700;margin-right:16px;padding:14px 0}.nav a{padding:14px 12px;color:var(--muted);font-size:14px;font-weight:500}.nav a.active,.nav a:hover{color:var(--primary)}.nav .spacer{flex:1 1}.nav .who{font-size:13px;color:var(--muted);margin-right:12px}.msg{padding:10px 12px;border-radius:7px;font-size:13px;margin:8px 0}.msg.error{background:#fbe0df;color:var(--danger)}.msg.ok{background:#dff3e6;color:var(--success)}.msg.info{background:#eef2fb;color:var(--primary-dark)}.grid-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));grid-gap:14px;gap:14px}.tile{display:block;background:#fff;border:1px solid var(--border);border-radius:10px;padding:18px}.tile:hover{border-color:var(--primary)}.tile .t{font-weight:700;color:var(--text);margin-bottom:4px}.tile .d{font-size:13px;color:var(--muted)}.metric{display:flex;gap:24px;flex-wrap:wrap}.metric .m{text-align:center}.metric .m .v{font-size:26px;font-weight:700}.metric .m .l{font-size:12px;color:var(--muted)}.neg{color:var(--danger)}.qr{width:200px;height:200px;border:1px solid var(--border);border-radius:8px}.mono{font-family:ui-monospace,Menlo,monospace;font-size:12px;word-break:break-all}.muted{color:var(--muted);font-size:13px}.right{text-align:right}