/* 壹凌电池 · 欧盟电池合规系统 — 管理端样式（深蓝科技风） */
:root{
  --navy-900:#081426; --navy-800:#0c1e38; --navy-700:#12305a;
  --blue:#2f7bff; --cyan:#22d3ee; --gold:#e8b44a;
  --ok:#12b76a; --warn:#f79009; --bad:#f04438;
  --bg:#f4f6fb; --card:#ffffff; --line:#e4e9f2;
  --ink:#17233a; --ink-2:#5b6b85; --ink-3:#93a1b8;
  --r:12px; --shadow:0 1px 2px rgba(16,42,67,.06),0 8px 24px -12px rgba(16,42,67,.18);
  font-size:14px;
}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:"Segoe UI","PingFang SC","Microsoft YaHei",system-ui,sans-serif;color:var(--ink);background:var(--bg)}
.hidden{display:none!important}
a{color:var(--blue);text-decoration:none}
img{max-width:100%}

/* ---------- 登录 ---------- */
.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;
  background:radial-gradient(1200px 600px at 70% -10%,#1d4ed8 0%,transparent 55%),
             radial-gradient(900px 500px at 10% 110%,#0e7490 0%,transparent 50%),var(--navy-900)}
.login-card{width:380px;background:#fff;border-radius:16px;padding:36px 34px 26px;box-shadow:0 30px 80px -20px rgba(0,0,0,.5)}
.login-brand{text-align:center;margin-bottom:22px}
.login-brand img{width:52px;height:52px}
.login-brand h1{font-size:20px;margin:10px 0 4px;letter-spacing:1px}
.login-brand p{color:var(--ink-3);font-size:12px}
.login-err{color:var(--bad);font-size:12px;min-height:18px;margin:4px 0}
.login-tip{color:var(--ink-3);font-size:12px;text-align:center;margin-top:14px}

/* ---------- 布局 ---------- */
.app{display:flex;min-height:100vh}
.sidebar{width:224px;flex:none;background:linear-gradient(180deg,var(--navy-900),var(--navy-800));color:#cfe0f5;
  display:flex;flex-direction:column;position:sticky;top:0;height:100vh}
.brand{display:flex;gap:10px;align-items:center;padding:18px 16px;border-bottom:1px solid rgba(255,255,255,.08)}
.brand img{width:34px;height:34px}
.brand b{display:block;font-size:15px;color:#fff;letter-spacing:1px}
.brand span{font-size:11px;color:#7f95b5}
nav{flex:1;padding:10px 0;overflow:auto}
nav a{display:block;padding:10px 18px;color:#aebfd8;font-size:13.5px;cursor:pointer;border-left:3px solid transparent}
nav a:hover{color:#fff;background:rgba(255,255,255,.05)}
nav a.on{color:#fff;background:linear-gradient(90deg,rgba(47,123,255,.25),transparent);border-left-color:var(--cyan)}
.sidebar-foot{padding:14px 16px;border-top:1px solid rgba(255,255,255,.08)}
.who{font-size:12px;color:#8fa5c4;margin-bottom:8px}
.main{flex:1;padding:22px 26px;min-width:0}
.page-title{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;flex-wrap:wrap;gap:10px}
.page-title h2{font-size:19px;letter-spacing:.5px}
.page-title .sub{color:var(--ink-3);font-size:12px;margin-top:4px}

/* ---------- 组件 ---------- */
.btn{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--line);background:#fff;color:var(--ink);
  padding:8px 15px;border-radius:8px;font-size:13px;cursor:pointer;transition:.15s}
.btn:hover{border-color:var(--blue);color:var(--blue)}
.btn.primary{background:linear-gradient(135deg,#2f7bff,#1d4ed8);border:0;color:#fff}
.btn.primary:hover{filter:brightness(1.08);color:#fff}
.btn.danger{color:var(--bad);border-color:#f3c1bd}
.btn.danger:hover{background:#fef3f2}
.btn.gold{background:linear-gradient(135deg,#e8b44a,#d97706);border:0;color:#fff}
.btn.ghost{background:transparent;border-color:rgba(255,255,255,.25);color:#cfe0f5}
.btn.ghost:hover{color:#fff;border-color:#fff}
.btn.sm{padding:5px 10px;font-size:12px;border-radius:6px}
.btn.block{width:100%;justify-content:center}
.btn:disabled{opacity:.5;cursor:not-allowed}

.card{background:var(--card);border-radius:var(--r);box-shadow:var(--shadow);padding:18px 20px;margin-bottom:16px}
.card h3{font-size:14px;margin-bottom:12px;color:var(--ink);display:flex;align-items:center;gap:8px}
.card h3::before{content:"";width:4px;height:14px;border-radius:2px;background:linear-gradient(180deg,var(--cyan),var(--blue))}
.grid{display:grid;gap:14px}
.g2{grid-template-columns:1fr 1fr}.g3{grid-template-columns:repeat(3,1fr)}.g4{grid-template-columns:repeat(4,1fr)}
@media(max-width:1100px){.g4{grid-template-columns:1fr 1fr}.g3{grid-template-columns:1fr 1fr}}
@media(max-width:760px){.g2,.g3,.g4{grid-template-columns:1fr}.sidebar{width:64px}.sidebar .brand div,.sidebar nav a,.who{font-size:0}.sidebar nav a{padding:14px 0;text-align:center}}

.kpi{background:var(--card);border-radius:var(--r);box-shadow:var(--shadow);padding:16px 18px;display:flex;gap:14px;align-items:center}
.kpi .ico{width:42px;height:42px;border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:19px;color:#fff;
  background:linear-gradient(135deg,#2f7bff,#22d3ee)}
.kpi b{font-size:22px;display:block}
.kpi span{color:var(--ink-2);font-size:12px}

table.tbl{width:100%;border-collapse:collapse;font-size:13px}
.tbl th{background:#f2f5fa;color:var(--ink-2);font-weight:600;text-align:left;padding:9px 10px;white-space:nowrap}
.tbl td{border-top:1px solid var(--line);padding:9px 10px;vertical-align:middle}
.tbl tr:hover td{background:#f8faff}
.tbl .ops{white-space:nowrap;text-align:right}
.tag{display:inline-block;padding:2px 9px;border-radius:20px;font-size:11.5px;line-height:18px}
.tag.blue{background:#e8f0ff;color:#1d4ed8}.tag.green{background:#e7f8f0;color:#027a48}
.tag.orange{background:#fef0e6;color:#b54708}.tag.red{background:#fdecea;color:#b42318}
.tag.gray{background:#eef1f6;color:#5b6b85}.tag.gold{background:#fdf3dd;color:#93540a}

.field{margin-bottom:12px}
.field label{display:block;font-size:12px;color:var(--ink-2);margin-bottom:5px}
.field input,.field select,.field textarea{width:100%;border:1px solid var(--line);border-radius:8px;padding:8px 10px;font-size:13px;
  font-family:inherit;background:#fff;transition:.15s}
.field input:focus,.field select:focus,.field textarea:focus{outline:0;border-color:var(--blue);box-shadow:0 0 0 3px rgba(47,123,255,.15)}
.field .hint{font-size:11px;color:var(--ink-3);margin-top:4px}
.frow{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.frow3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:12px}
.form-sec{border-top:1px dashed var(--line);margin:14px 0;padding-top:12px;font-size:12px;color:var(--ink-2);font-weight:600}

.na{color:var(--ink-3);font-style:italic}
.muted{color:var(--ink-3);font-size:12px}
.toolbar{display:flex;gap:10px;align-items:center;margin-bottom:14px;flex-wrap:wrap}
.toolbar input,.toolbar select{border:1px solid var(--line);border-radius:8px;padding:8px 12px;font-size:13px}
.toolbar input{width:240px}
.spacer{flex:1}

/* ---------- 弹窗 ---------- */
.mask{position:fixed;inset:0;background:rgba(8,20,38,.55);backdrop-filter:blur(2px);display:flex;align-items:flex-start;justify-content:center;z-index:50;padding:40px 16px;overflow:auto}
.modal{background:#fff;border-radius:14px;width:640px;max-width:100%;box-shadow:0 30px 80px -20px rgba(0,0,0,.45);animation:pop .18s ease}
.modal.lg{width:860px}.modal.sm{width:440px}
.modal-h{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--line)}
.modal-h b{font-size:15px}
.modal-x{border:0;background:none;font-size:20px;color:var(--ink-3);cursor:pointer;line-height:1}
.modal-b{padding:18px 20px;max-height:70vh;overflow:auto}
.modal-f{padding:14px 20px;border-top:1px solid var(--line);display:flex;justify-content:flex-end;gap:10px}
@keyframes pop{from{transform:translateY(10px);opacity:0}to{transform:none;opacity:1}}
/* 二层弹窗（如从上传文档弹窗内打开「文档类别管理」） */
.mask.stack{z-index:60}

.toast{position:fixed;top:18px;left:50%;transform:translateX(-50%) translateY(-8px);background:#0c1e38;color:#fff;
  padding:10px 20px;border-radius:10px;font-size:13px;opacity:0;pointer-events:none;transition:.25s;z-index:99;box-shadow:0 10px 30px rgba(0,0,0,.35)}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
.toast.err{background:#b42318}

/* ---------- 概览 ---------- */
.timeline{list-style:none}
.timeline li{position:relative;padding:0 0 16px 22px;border-left:2px solid var(--line);margin-left:6px}
.timeline li::before{content:"";position:absolute;left:-7px;top:2px;width:12px;height:12px;border-radius:50%;
  background:#fff;border:3px solid var(--blue)}
.timeline li.past::before{border-color:#9db4d6;background:#9db4d6}
.timeline li.soon::before{border-color:var(--warn)}
.timeline b{font-size:13px}
.timeline .d{color:var(--ink-3);font-size:12px;margin-left:8px}
.timeline p{color:var(--ink-2);font-size:12.5px;margin-top:3px}

.ring{--v:0;width:120px;height:120px;border-radius:50%;margin:6px auto;
  background:conic-gradient(var(--blue) calc(var(--v)*1%),#e8edf5 0);display:flex;align-items:center;justify-content:center}
.ring i{width:92px;height:92px;border-radius:50%;background:#fff;display:flex;flex-direction:column;align-items:center;justify-content:center;font-style:normal}
.ring b{font-size:24px}
.ring span{font-size:11px;color:var(--ink-3)}

.score-bar{height:8px;border-radius:4px;background:#e8edf5;overflow:hidden;display:flex}
.score-bar i{display:block;height:100%}

/* ---------- 二维码 ---------- */
.qr-big{width:260px;height:260px;border:1px solid var(--line);border-radius:10px;padding:10px;background:#fff;margin:0 auto}
.qr-url{word-break:break-all;background:#f4f6fb;border-radius:8px;padding:8px 12px;font-size:12.5px;color:var(--ink-2);margin:12px 0}
.upload-box{border:1.5px dashed var(--line);border-radius:10px;padding:18px;text-align:center;color:var(--ink-3);font-size:13px;cursor:pointer;transition:.15s}
.upload-box:hover{border-color:var(--blue);color:var(--blue)}
.cert-check{display:flex;flex-direction:column;gap:6px;max-height:220px;overflow:auto;border:1px solid var(--line);border-radius:8px;padding:10px}
.cert-check label{display:flex;gap:8px;align-items:center;font-size:13px;padding:4px 6px;border-radius:6px}
.cert-check label:hover{background:#f4f7fd}
.imgs-row{display:flex;gap:8px;flex-wrap:wrap}
.imgs-row .ph{width:72px;height:72px;border-radius:8px;object-fit:cover;border:1px solid var(--line)}

/* demo 提示条 */
.demo-bar{background:linear-gradient(90deg,#fdf3dd,#fef9ee);border:1px solid #f0dcb0;color:#93540a;border-radius:10px;
  padding:10px 16px;font-size:13px;margin-bottom:16px;display:flex;align-items:center;gap:10px;flex-wrap:wrap}

.pager{display:flex;gap:6px;align-items:center;justify-content:flex-end;margin-top:12px;font-size:12px;color:var(--ink-2)}
.pager button{border:1px solid var(--line);background:#fff;border-radius:6px;padding:4px 10px;cursor:pointer;font-size:12px}
.pager button:disabled{opacity:.4;cursor:default}

.empty{padding:44px 0;text-align:center;color:var(--ink-3)}
.empty .ico{font-size:34px;margin-bottom:10px;opacity:.5}