:root{
  --bg:#f6f7fb;
  --card:#ffffff;
  --text:#172033;
  --muted:#6b7280;
  --line:#e5e7eb;
  --primary:#176b87;
  --primary-dark:#0f4d61;
  --danger:#b91c1c;
  --ok:#047857;
  --warning:#92400e;
}
*{box-sizing:border-box}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",Arial,sans-serif;background:var(--bg);color:var(--text)}
a{color:var(--primary);text-decoration:none} a:hover{text-decoration:underline}
.topbar{min-height:64px;background:#0f172a;color:#fff;display:flex;align-items:center;justify-content:space-between;padding:0 28px;box-shadow:0 2px 10px rgba(0,0,0,.08)}
.brand{font-weight:700;letter-spacing:.04em}.topbar nav{display:flex;gap:18px;align-items:center;flex-wrap:wrap}.topbar a{color:#dbeafe;font-size:14px}
.container{max-width:1240px;margin:28px auto;padding:0 20px}.hero{background:linear-gradient(135deg,#fff,#e8f5f8);border:1px solid #dbeafe;padding:28px;border-radius:18px;margin-bottom:20px}.hero h1{margin:0 0 8px;font-size:30px}.hero p{margin:0;color:var(--muted)}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:20px}.stats.five{grid-template-columns:repeat(5,1fr)}.stats div{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:18px}.stats strong{display:block;font-size:30px}.stats span{color:var(--muted)}
.toolbar{display:flex;gap:12px;margin:18px 0;flex-wrap:wrap}.button,button{border:1px solid var(--line);background:#fff;border-radius:10px;padding:10px 14px;cursor:pointer;color:var(--text);font-weight:600}.button.primary,button.primary{background:var(--primary);border-color:var(--primary);color:#fff}.button.primary:hover,button.primary:hover{background:var(--primary-dark);text-decoration:none}
.table{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden;box-shadow:0 1px 4px rgba(15,23,42,.04)}.table th,.table td{border-bottom:1px solid var(--line);padding:12px 10px;text-align:left;vertical-align:top}.table th{font-size:13px;color:#374151;background:#f9fafb}.table td{font-size:14px}.table.small td{font-size:13px}.table code{word-break:break-all}.empty{text-align:center;color:var(--muted);padding:32px!important}
.form{background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px;margin-bottom:22px;box-shadow:0 1px 4px rgba(15,23,42,.04)}.grid-form{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.form label{display:flex;flex-direction:column;gap:7px;font-weight:700}.form input,.form select,.form textarea{width:100%;padding:11px 12px;border:1px solid #d1d5db;border-radius:10px;font:inherit;background:#fff}.form small,.hint{color:var(--muted);font-weight:400}.full{grid-column:1/-1}.actions{display:flex;justify-content:flex-start}.example{background:#f8fafc;border:1px dashed #cbd5e1;border-radius:12px;padding:14px;color:#475569;line-height:1.7}.login-card{max-width:420px;margin:60px auto;background:#fff;border:1px solid var(--line);border-radius:20px;padding:28px}.login-card h1{margin-top:0}
.message{padding:12px 14px;border-radius:10px;margin-bottom:14px}.message.error{background:#fee2e2;color:var(--danger);border:1px solid #fecaca}.message.success{background:#dcfce7;color:var(--ok);border:1px solid #bbf7d0}.card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:18px}.detail-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.detail-grid span{display:block;color:var(--muted);font-size:13px;margin-bottom:5px}.detail-grid strong{font-size:16px}.pagination{display:flex;gap:12px;align-items:center;justify-content:center;margin:20px 0;color:var(--muted)}
.notice{background:#eff6ff;border:1px solid #bfdbfe;border-radius:12px;padding:12px 14px;color:#1e3a8a;margin:12px 0 18px;line-height:1.7}.notice.warning{background:#fffbeb;border-color:#fde68a;color:var(--warning)}.danger-zone{background:#fff7ed;border:1px solid #fed7aa;border-radius:12px;padding:12px}.danger-zone input{background:#fff}
.public-page{background:#eef7f1;min-height:100vh;padding:18px}.public-card{max-width:660px;margin:0 auto;background:#fff;border-radius:22px;padding:24px;border:1px solid #d9eadf;box-shadow:0 8px 30px rgba(0,0,0,.06)}.seal{display:inline-block;background:#0f766e;color:#fff;border-radius:999px;padding:7px 14px;font-weight:700;font-size:14px}.public-card h1{font-size:28px;margin:18px 0 8px}.ok{color:var(--ok);font-weight:700}.warn{color:var(--danger);font-weight:700}.trace-list{display:grid;grid-template-columns:155px 1fr;border-top:1px solid var(--line);margin-top:18px}.trace-list dt,.trace-list dd{padding:12px 0;border-bottom:1px solid var(--line);margin:0}.trace-list dt{color:var(--muted)}.trace-list dd{font-weight:700;word-break:break-word}.trace-list dd.info-unit-code{font-size:20px;font-family:inherit;letter-spacing:.02em;line-height:1.4;color:var(--text)}.remarks{background:#f8fafc;border-radius:12px;padding:12px;color:#475569;line-height:1.7}
.raw-material-section{margin-top:18px;border:1px solid var(--line);border-radius:16px;padding:16px;background:#f8fafc}.raw-material-section h2{font-size:20px;margin:0 0 12px}.raw-material-cards{display:grid;gap:12px}.raw-material-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:14px;display:grid;grid-template-columns:120px 1fr 1fr;gap:12px}.raw-material-card span{display:block;color:var(--muted);font-size:13px;margin-bottom:5px}.raw-material-card strong{font-size:16px;word-break:break-word}
@media(max-width:980px){.stats.five{grid-template-columns:repeat(2,1fr)}}
@media(max-width:760px){.raw-material-card{grid-template-columns:1fr}.topbar{height:auto;padding:16px;display:block}.topbar nav{margin-top:10px;flex-wrap:wrap}.stats{grid-template-columns:repeat(2,1fr)}.grid-form,.detail-grid{grid-template-columns:1fr}.trace-list{grid-template-columns:118px 1fr}.container{margin:18px auto;padding:0 12px}.table{display:block;overflow-x:auto}}