:root{
  --blue:#1a56db; --blue-d:#1544ad; --bg:#f4f6fa; --card:#fff;
  --line:#e3e8f0; --txt:#1c2430; --muted:#6b7a90; --ok:#0f7b40; --warn:#b45309;
  --danger:#c62828; --warnbg:#fff8e6; --okbg:#eaf7ef;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei","PingFang SC","Hiragino Sans GB",sans-serif;
  background:var(--bg); color:var(--txt); font-size:14px; line-height:1.55;
}
h1,h2,h3{margin:0 0 10px}
a{color:var(--blue)}
.muted{color:var(--muted)}
.tiny{font-size:12px}
.mono{font-family:Consolas,"Courier New",monospace}
.num,.money{text-align:right; font-variant-numeric:tabular-nums; white-space:nowrap}
.money{font-weight:600}
.right{text-align:right}
.center{text-align:center}
.nowrap{white-space:nowrap}

/* ---------- 登录 ---------- */
.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px;
  background:linear-gradient(135deg,#eef3fb 0%,#f7f9fc 60%,#eef7f1 100%)}
.login-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:28px 26px;width:100%;max-width:400px;
  box-shadow:0 10px 30px rgba(20,40,80,.08)}
.login-brand{display:flex;gap:12px;align-items:center;margin-bottom:20px}
.login-brand h1{font-size:20px;margin:0}
.logo{width:42px;height:42px;border-radius:11px;background:var(--blue);color:#fff;display:flex;align-items:center;
  justify-content:center;font-size:22px;font-weight:700;flex:0 0 auto}
.logo.sm{width:30px;height:30px;font-size:16px;border-radius:8px}
.login-card label{display:block;margin-bottom:14px;font-size:13px;color:#3c4a5e;font-weight:600}
.login-card input,.field input,.field select,.field textarea{
  width:100%;margin-top:6px;padding:9px 11px;border:1px solid #cdd6e2;border-radius:8px;font-size:14px;
  font-family:inherit;background:#fff;color:var(--txt)}
.login-card input:focus,.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--blue);box-shadow:0 0 0 3px rgba(26,86,219,.12)}
.form-error{background:#fdeceb;color:#8a1f17;border:1px solid #f5c6c2;border-radius:8px;padding:8px 10px;margin-bottom:12px;font-size:13px}

/* ---------- 布局 ---------- */
.topbar{background:#fff;border-bottom:1px solid var(--line);padding:10px 20px;display:flex;align-items:center;
  justify-content:space-between;gap:12px;position:sticky;top:0;z-index:20;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:9px}
.brand-txt{display:flex;flex-direction:column;line-height:1.25}
.brand-txt b{font-size:15px}
.topbar-right{display:flex;align-items:center;gap:8px}
.pill{background:#eef3fb;color:var(--blue-d);border-radius:20px;padding:3px 11px;font-size:12px;font-weight:600}
.tabs{display:flex;gap:6px;padding:12px 20px 0;flex-wrap:wrap}
.tabs button{background:transparent;border:1px solid transparent;border-radius:9px 9px 0 0;padding:8px 15px;
  font-size:14px;color:var(--muted);cursor:pointer;font-family:inherit}
.tabs button:hover{background:#e9eefa;color:var(--blue-d)}
.tabs button.on{background:#fff;border-color:var(--line);border-bottom-color:#fff;color:var(--blue);font-weight:600;
  margin-bottom:-1px}
main{padding:0 20px 40px;max-width:1400px}
.card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:16px 18px;margin:14px 0;
  box-shadow:0 1px 2px rgba(20,40,80,.03)}
.card h2{font-size:15px;display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.card h2 .tip{font-size:12px;color:var(--muted);font-weight:400}
.row{display:flex;gap:12px;flex-wrap:wrap;align-items:flex-end}
.field{display:flex;flex-direction:column;font-size:12px;color:#3c4a5e;font-weight:600;min-width:120px}
.field.grow{flex:1 1 200px}
.grid2{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:12px}
.banner{border-radius:10px;padding:10px 14px;margin:12px 20px 0;font-size:13px;border:1px solid}
.banner.warn{background:var(--warnbg);border-color:#f0dcae;color:var(--warn)}
.footer{padding:14px 20px 30px;color:var(--muted);font-size:12px}

/* ---------- 按钮 ---------- */
.btn{background:#fff;border:1px solid #cdd6e2;border-radius:8px;padding:7px 14px;font-size:13px;cursor:pointer;
  font-family:inherit;color:var(--txt);white-space:nowrap}
.btn:hover{background:#f2f5fa}
.btn.primary{background:var(--blue);border-color:var(--blue);color:#fff;font-weight:600}
.btn.primary:hover{background:var(--blue-d)}
.btn.danger{color:var(--danger);border-color:#eec3c3}
.btn.danger:hover{background:#fdecec}
.btn.sm{padding:4px 10px;font-size:12px}
.btn.ghost{background:transparent}
.btn.block{width:100%;padding:11px;font-size:15px;margin-top:4px}
.btn:disabled{opacity:.5;cursor:not-allowed}

/* ---------- 表格 ---------- */
.tbl-wrap{overflow:auto;border:1px solid var(--line);border-radius:10px;margin-top:10px;background:#fff}
table{border-collapse:collapse;width:100%;font-size:13px}
th,td{padding:8px 10px;border-bottom:1px solid var(--line);text-align:left;vertical-align:middle}
thead th{background:#f7f9fd;position:sticky;top:0;z-index:2;font-size:12px;color:#42536b;font-weight:700;
  border-bottom:1px solid #d8e0ec;white-space:nowrap}
tbody tr:hover{background:#f8fbff}
tbody tr.not-ready{background:#fbfbfc;color:#96a3b5}
tbody tr.not-ready .money{color:#96a3b5}
tbody tr.not-ready .badge{background:#eef1f5;color:#8b97a8}
td input,td select{padding:5px 7px;border:1px solid #cdd6e2;border-radius:6px;font-size:13px;width:100%;
  font-family:inherit;background:#fff}
td input:focus,td select:focus{outline:none;border-color:var(--blue);background:#f8fbff}
td input.num{text-align:right}
.badge{display:inline-block;border-radius:20px;padding:1px 9px;font-size:11px;font-weight:700;
  background:var(--okbg);color:var(--ok);white-space:nowrap}
.badge.gray{background:#eef1f5;color:#8b97a8}
.badge.red{background:#fdeceb;color:var(--danger)}
.badge.flag{background:#fff4e5;color:#a15c00}
.stats{display:flex;gap:18px;flex-wrap:wrap;font-size:13px;margin-top:8px;color:#42536b}
.stats b{font-size:15px}
textarea.bulk{width:100%;height:130px;font-family:Consolas,monospace;font-size:12px;padding:9px;border-radius:8px;
  border:1px solid #cdd6e2}
.hint{background:#f2f7ff;border:1px solid #d5e4fb;border-radius:9px;padding:9px 12px;font-size:12.5px;color:#2b4a7d;margin:10px 0}
.hint.warn{background:var(--warnbg);border-color:#f0dcae;color:var(--warn)}

/* ---------- 提示条 / 弹窗 ---------- */
.toast{position:fixed;left:50%;bottom:32px;transform:translateX(-50%) translateY(20px);background:#1c2430;color:#fff;
  padding:10px 18px;border-radius:9px;font-size:13px;opacity:0;pointer-events:none;transition:.22s;z-index:60;max-width:80vw}
.toast.on{opacity:1;transform:translateX(-50%) translateY(0)}
.toast.err{background:#a32020}
.modal-mask{position:fixed;inset:0;background:rgba(18,26,38,.45);display:flex;align-items:center;justify-content:center;
  z-index:50;padding:20px}
.modal{background:#fff;border-radius:13px;width:100%;max-width:560px;max-height:88vh;display:flex;flex-direction:column;
  box-shadow:0 20px 50px rgba(10,20,40,.3)}
.modal-head{display:flex;justify-content:space-between;align-items:center;padding:13px 17px;border-bottom:1px solid var(--line)}
.modal-body{padding:16px 17px;overflow:auto}
.modal-foot{padding:12px 17px;border-top:1px solid var(--line);display:flex;justify-content:flex-end;gap:9px}
.modal .x{background:none;border:none;font-size:22px;line-height:1;cursor:pointer;color:var(--muted)}

/* ---------- 报价单文档 ---------- */
#printArea{display:none}
.doc{background:#fff;color:#000;padding:26px 28px;font-size:13px;max-width:820px;margin:0 auto;border:1px solid var(--line);
  border-radius:10px}
.doc .doc-head{display:flex;justify-content:space-between;align-items:flex-start;border-bottom:2px solid #1c2430;padding-bottom:10px}
.doc .doc-co b{font-size:17px}
.doc h2{text-align:center;font-size:19px;letter-spacing:3px;margin:16px 0 4px}
.doc .doc-sub{text-align:center;color:#555;font-size:12px;margin-bottom:14px}
.doc .doc-meta{display:grid;grid-template-columns:1fr 1fr;gap:4px 20px;font-size:12.5px;margin-bottom:12px}
.doc table{width:100%;border-collapse:collapse;font-size:12.5px}
.doc th,.doc td{border:1px solid #999;padding:5px 7px}
.doc th{background:#f0f2f5}
.doc tfoot td{font-weight:700;background:#f7f8fa}
/* 技术参数行：跨满整宽，贴在上一条数据行下面，视觉上从属但不占额外列宽 */
.doc tr.spec-row td{border-top:none;background:#fafbfc;color:#3d4652;font-size:11.5px;padding:4px 7px;line-height:1.65}
.doc tr.spec-row .spec-item{display:inline-block;margin-right:16px;white-space:nowrap}
.doc .doc-foot{margin-top:14px;font-size:12.5px;line-height:1.8}
.doc .sign{display:flex;justify-content:space-between;margin-top:34px;gap:40px}
.doc .sign div{flex:1;border-top:1px solid #333;padding-top:6px;font-size:12.5px}

/* ---------- 打印 ---------- */
@media print{
  body{background:#fff}
  .no-print,.topbar,.tabs,.footer,.toast,.modal-mask{display:none !important}
  main{display:none !important}
  #printArea{display:block !important}
  .doc{border:none;box-shadow:none;max-width:none;padding:0;margin:0}
  @page{size:A4;margin:14mm}
}