:root{
  --bg:#f4f6f8; --panel:#fff; --line:#e2e6ea; --text:#1f2933; --muted:#6b7684;
  --brand:#12507b; --brand-2:#1d6fa5; --warn:#f6c445; --over:#e05252; --ok:#2f9e6b;
  --suspect:#a05ad6;
}
*{box-sizing:border-box}
body{margin:0;font-family:"Microsoft YaHei","PingFang SC",Arial,sans-serif;
  background:var(--bg);color:var(--text);font-size:14px}
button{cursor:pointer;border:1px solid var(--line);background:#fff;color:var(--text);
  padding:6px 12px;border-radius:6px;font-size:13px}
button.primary{background:var(--brand);color:#fff;border-color:var(--brand)}
button.primary:hover{background:var(--brand-2)}
button.ghost{background:transparent}
button:disabled{opacity:.5;cursor:not-allowed}
input,select{padding:7px 9px;border:1px solid var(--line);border-radius:6px;
  font-size:13px;background:#fff;color:var(--text)}
table{border-collapse:collapse;width:100%;background:#fff;font-size:13px}
th,td{border:1px solid var(--line);padding:5px 8px;text-align:left;white-space:nowrap}
th{background:#eef2f5;font-weight:600;position:sticky;top:0;z-index:2}
tr:hover td{background:#fafcfd}

.auth-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center}
.auth-card{width:360px;background:#fff;border:1px solid var(--line);border-radius:12px;
  padding:28px;box-shadow:0 6px 24px rgba(20,30,40,.06)}
.auth-card h1{font-size:19px;margin:0 0 4px}
.auth-card .sub{color:var(--muted);margin:0 0 18px;font-size:13px}
.auth-card input,.auth-card select{width:100%;margin-bottom:10px}
.auth-card button{width:100%;padding:9px}
.tabs{display:flex;gap:6px;margin-bottom:14px}
.tab{flex:1;background:#f2f5f7;border:1px solid var(--line)}
.tab.active{background:var(--brand);color:#fff;border-color:var(--brand)}

/* 登录卡片语言切换（中文 / English） */
.lang-row{display:flex;gap:6px;margin-bottom:16px}
.lang-btn{flex:1;background:#f2f5f7;border:1px solid var(--line);padding:6px 10px;font-size:13px}
.lang-btn.active{background:var(--brand);color:#fff;border-color:var(--brand);font-weight:600}
.topbar .right select{padding:3px 6px;font-size:12px;height:28px}
.hint{color:var(--muted);font-size:12px;margin:10px 0 0;line-height:1.6}
.msg{margin-top:12px;font-size:13px;color:var(--over);min-height:18px}

/* 登录验证码行 */
#lg-captcha-row{display:flex;gap:8px;align-items:center;margin-bottom:10px}
#lg-captcha-row input{width:100%;margin-bottom:0;text-transform:uppercase;letter-spacing:2px}
#lg-captcha-img{flex:none;height:38px;border:1px solid var(--line);border-radius:6px;
  background:#f2f4f7;cursor:pointer}

.topbar{display:flex;align-items:center;gap:18px;padding:0 18px;height:52px;
  background:var(--brand);color:#fff;position:sticky;top:0;z-index:20}
.brand{font-weight:600;font-size:15px;white-space:nowrap}
.topbar nav{display:flex;gap:4px;flex:1;flex-wrap:wrap}
.topbar nav button{background:transparent;border:1px solid rgba(255,255,255,.25);
  color:#fff;padding:5px 12px}
.topbar nav button.active{background:#fff;color:var(--brand);font-weight:600}
.topbar .right{display:flex;align-items:center;gap:10px;font-size:13px}
.topbar .right button{color:#fff;border-color:rgba(255,255,255,.35);background:transparent}
.dot{width:8px;height:8px;border-radius:50%;background:var(--over);display:inline-block}

main{padding:16px}
.card{background:var(--panel);border:1px solid var(--line);border-radius:10px;
  padding:14px;margin-bottom:14px}
.card h2{font-size:15px;margin:0 0 12px}
.toolbar{display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin-bottom:12px}
.toolbar .grow{flex:1}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:10px}
.stat{background:#fff;border:1px solid var(--line);border-radius:10px;padding:12px}
.stat .n{font-size:22px;font-weight:600}
.stat .l{color:var(--muted);font-size:12px;margin-top:2px}
.stat.warn .n{color:#b8860b}.stat.over .n{color:var(--over)}
.stat.ok .n{color:var(--ok)}.stat.susp .n{color:var(--suspect)}

.pill{display:inline-block;padding:1px 8px;border-radius:10px;font-size:12px;
  border:1px solid var(--line)}
/* 二级保养列：原始文本可能较长（日期+保养文字，多行多条），允许换行 */
td.svc{white-space:normal;min-width:150px;max-width:280px;line-height:1.5}
.pill.OK{background:#e6f5ee;color:#1c7a52;border-color:#bfe3d1}
.pill.WARN{background:#fff4d6;color:#8a6100;border-color:#f0dc9a}
.pill.OVERDUE{background:#fdeaea;color:#a32d2d;border-color:#f2bcbc}
.pill.SUSPECT{background:#f3e8fb;color:#7b3f9d;border-color:#ddc2ef}
.pill.NO_BASELINE{background:#eef1f4;color:#5a6672}
.row-warn td{background:#fff8e1!important}
.row-over td{background:#fdecec!important}
.row-susp td{background:#faf0ff!important}

.scroll{max-height:calc(100vh - 190px);overflow:auto;border:1px solid var(--line);
  border-radius:8px}
.muted{color:var(--muted)}
.empty{padding:30px;text-align:center;color:var(--muted)}
dialog{border:none;border-radius:12px;padding:18px;min-width:420px;box-shadow:0 10px 40px rgba(0,0,0,.2)}
dialog::backdrop{background:rgba(15,25,35,.45)}
dialog h3{margin:0 0 12px;font-size:15px}
.frow{display:flex;gap:8px;align-items:center;margin-bottom:9px}
.frow label{width:110px;color:var(--muted);font-size:13px}
.frow input,.frow select{flex:1}
.issues{max-height:280px;overflow:auto;font-size:12px}
.issues li{margin-bottom:4px}
button.danger{background:#c0392b;color:#fff;border-color:#c0392b}
button.danger:hover{background:#a93226}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px 14px}
.form-grid label{display:flex;flex-direction:column;font-size:13px;color:var(--muted);gap:4px}
.form-grid input,.form-grid select,.form-grid textarea{width:100%;box-sizing:border-box}