body{font-family:-apple-system,BlinkMacSystemFont,"Helvetica Neue",Arial,sans-serif;margin:0;background:#f6f7f9;color:#1f2937}header{background:#111827;color:white;padding:14px 20px;display:flex;align-items:center;justify-content:space-between;gap:16px}header a{color:white;text-decoration:none}.brand{font-weight:700}nav a{margin-left:14px;font-size:14px}main{max-width:1180px;margin:24px auto;padding:0 16px}.card{background:white;border-radius:14px;box-shadow:0 2px 12px rgba(0,0,0,.06);padding:20px;margin-bottom:18px}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:14px}.metric{background:#f9fafb;border:1px solid #e5e7eb;border-radius:12px;padding:14px}.metric b{display:block;font-size:22px;margin-top:6px}table{border-collapse:collapse;width:100%;background:white}th,td{border-bottom:1px solid #e5e7eb;padding:8px 10px;text-align:left;font-size:13px}th{background:#f3f4f6;font-weight:700}.num{text-align:right;white-space:nowrap}.btn,button,input[type=submit]{display:inline-block;background:#111827;color:white;border:0;border-radius:8px;padding:9px 13px;text-decoration:none;cursor:pointer}.btn.secondary{background:#4b5563}.btn.danger{background:#b91c1c}input,select,textarea{width:100%;box-sizing:border-box;padding:9px;border:1px solid #d1d5db;border-radius:8px}label{display:block;margin:12px 0 5px;font-weight:700}.row{display:grid;grid-template-columns:1fr 1fr;gap:16px}.notice{background:#ecfdf5;border:1px solid #a7f3d0;color:#065f46;border-radius:10px;padding:10px}.warn{background:#fffbeb;border:1px solid #fde68a;color:#92400e;border-radius:10px;padding:10px}.small{color:#6b7280;font-size:12px}.actions{display:flex;gap:8px;flex-wrap:wrap}.login{max-width:420px;margin:80px auto}.scroll{overflow:auto;max-height:70vh}@media(max-width:700px){header{display:block}nav{margin-top:8px}.row{grid-template-columns:1fr}}
button.danger, .btn.danger { background:#b42318; border-color:#b42318; color:#fff; }
button.small, .btn.small { padding:4px 8px; font-size:12px; margin-left:8px; }
.notice { border-left:4px solid #2563eb; }