:root{--primary:#0b5fa5;--primary-dark:#084a82;--bg:#f4f7fb;--card:#fff;--text:#1f2937;--muted:#6b7280;--border:#e5e7eb;--danger:#dc2626;--success:#16a34a}
*{box-sizing:border-box}body{margin:0;font-family:Segoe UI,Roboto,Arial,sans-serif;background:var(--bg);color:var(--text)}
header{background:#fff;border-bottom:1px solid var(--border);padding:14px 20px;display:flex;align-items:center;justify-content:space-between;gap:12px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:inherit}.logo{width:46px;height:46px;border-radius:10px;background:var(--primary);color:#fff;display:grid;place-items:center;font-weight:800}
nav{display:flex;gap:8px;align-items:center;flex-wrap:wrap}nav a{padding:8px 12px;border-radius:8px;text-decoration:none;color:var(--text);font-weight:600}nav a:hover{background:#eef2f7}
main{max-width:1100px;margin:24px auto;padding:0 16px}.card{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:22px;margin-bottom:18px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:14px}.full{grid-column:1/-1}
label{display:block;font-size:13px;font-weight:600;margin-bottom:5px}input,select{width:100%;padding:10px 12px;border:1px solid var(--border);border-radius:9px}
button,.btn-primary,.btn-light{display:inline-block;border:none;border-radius:9px;padding:11px 18px;font-weight:700;cursor:pointer;text-decoration:none;font-size:14px}
.btn-primary{background:var(--primary);color:#fff}.btn-light{background:#eef2f7;color:var(--text)}
.notice{padding:12px 14px;border-radius:10px;margin-bottom:14px}.notice.error{background:#fee2e2;color:#991b1b}.notice.success{background:#dcfce7;color:#166534}
.ref-box{font-size:28px;font-weight:800;background:#eff6ff;color:var(--primary);padding:14px;border-radius:10px;display:inline-block}
table{width:100%;border-collapse:collapse;font-size:13px}th,td{padding:9px;border-bottom:1px solid var(--border);text-align:left}
th{background:#f8fafc;color:var(--muted);font-size:12px;text-transform:uppercase}
.badge{padding:4px 9px;border-radius:999px;font-size:11px;font-weight:700}.badge.submitted{background:#dbeafe;color:#1e40af}.badge.under_review{background:#fef3c7;color:#92400e}.badge.approved{background:#dcfce7;color:#166534}.badge.rejected{background:#fee2e2;color:#991b1b}
.hidden{display:none}.inline{display:inline}.row{display:flex;gap:10px;flex-wrap:wrap}.space{justify-content:space-between;align-items:center}
.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:12px;margin-bottom:16px}.stat{background:#f8fafc;border:1px solid var(--border);border-radius:10px;padding:14px}.stat b{display:block;font-size:24px;color:var(--primary)}.stat span{font-size:12px;color:var(--muted)}
.tabs{display:flex;gap:8px;margin-bottom:16px;flex-wrap:wrap}.tab{padding:9px 14px;border-radius:9px;background:#eef2f7;text-decoration:none;color:var(--text);font-weight:700}.tab.active{background:var(--primary);color:#fff}
footer{text-align:center;color:var(--muted);font-size:12px;padding:22px}