/* IEAMP 设备仪器资产管理平台 — 零依赖样式 */
:root{
  --surface:#fcfcfb; --page:#f4f4f1; --ink:#0b0b0b; --ink2:#52514e; --muted:#898781;
  --grid:#e1e0d9; --border:rgba(11,11,11,.10);
  --brand:#2a78d6; --brand-dark:#1c5cab; --brand-bg:#e8f1fc;
  --good:#0ca30c; --good-text:#006300; --warn:#fab219; --serious:#ec835a; --critical:#d03b3b;
  --radius:10px; --shadow:0 1px 3px rgba(0,0,0,.07),0 4px 14px rgba(0,0,0,.05);
  font-size:14px;
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{font-family:system-ui,-apple-system,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;
  background:var(--page);color:var(--ink);-webkit-font-smoothing:antialiased}
button{font-family:inherit;cursor:pointer}
input,select,textarea{font-family:inherit;font-size:14px}

/* ---------- 登录页 ---------- */
.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(160deg,#1c5cab 0%,#2a78d6 55%,#3987e5 100%)}
.login-card{background:var(--surface);border-radius:16px;box-shadow:0 12px 40px rgba(0,0,0,.25);
  padding:44px 40px;width:380px;max-width:92vw}
.login-card h1{font-size:20px;margin-bottom:4px}
.login-card .sub{color:var(--muted);font-size:13px;margin-bottom:28px}
.login-card label{display:block;font-size:13px;color:var(--ink2);margin:14px 0 6px}
.login-card input{width:100%;padding:10px 12px;border:1px solid var(--grid);border-radius:8px}
.login-card input:focus{outline:2px solid var(--brand);border-color:transparent}
.login-card button{width:100%;margin-top:24px;padding:11px;background:var(--brand);color:#fff;
  border:none;border-radius:8px;font-size:15px;font-weight:600}
.login-card button:hover{background:var(--brand-dark)}
.login-err{color:var(--critical);font-size:13px;margin-top:12px;min-height:18px}
.login-hint{color:var(--muted);font-size:12px;margin-top:16px;text-align:center}

/* ---------- 布局 ---------- */
.layout{display:flex;min-height:100vh}
.sidebar{width:216px;background:#122c4d;color:#c9d6e8;flex-shrink:0;display:flex;flex-direction:column;
  position:sticky;top:0;height:100vh}
.sidebar .logo{padding:20px 18px 16px;font-size:16px;font-weight:700;color:#fff;line-height:1.35;
  border-bottom:1px solid rgba(255,255,255,.08)}
.sidebar .logo small{display:block;font-weight:400;font-size:11px;color:#8fa8c8;margin-top:3px}
.nav{flex:1;padding:10px 0;overflow-y:auto}
.nav a{display:flex;align-items:center;gap:10px;padding:11px 18px;color:#c9d6e8;text-decoration:none;
  font-size:14px;border-left:3px solid transparent}
.nav a:hover{background:rgba(255,255,255,.06);color:#fff}
.nav a.active{background:rgba(57,135,229,.22);color:#fff;border-left-color:#3987e5;font-weight:600}
.nav .icon{width:20px;text-align:center;font-style:normal}
.sidebar .foot{padding:14px 18px;border-top:1px solid rgba(255,255,255,.08);font-size:12px;color:#8fa8c8}

.main{flex:1;display:flex;flex-direction:column;min-width:0}
.topbar{background:var(--surface);border-bottom:1px solid var(--grid);padding:0 24px;height:56px;
  display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:20}
.topbar .title{font-size:16px;font-weight:600}
.topbar .user{display:flex;align-items:center;gap:12px;font-size:13px;color:var(--ink2)}
.role-badge{background:var(--brand-bg);color:var(--brand-dark);padding:2px 9px;border-radius:20px;font-size:12px;font-weight:600}
.content{padding:22px 24px;flex:1}

/* ---------- 通用组件 ---------- */
.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
  box-shadow:var(--shadow);padding:18px 20px;margin-bottom:18px}
.card h3{font-size:15px;margin-bottom:14px}
.btn{display:inline-flex;align-items:center;gap:6px;padding:8px 14px;border-radius:8px;border:1px solid var(--grid);
  background:var(--surface);color:var(--ink);font-size:13px;font-weight:500;white-space:nowrap}
.btn:hover{border-color:var(--brand);color:var(--brand)}
.btn.primary{background:var(--brand);border-color:var(--brand);color:#fff}
.btn.primary:hover{background:var(--brand-dark);color:#fff}
.btn.danger{color:var(--critical);border-color:#f3c1c1}
.btn.danger:hover{background:#fdf0f0;border-color:var(--critical)}
.btn.sm{padding:4px 10px;font-size:12px;border-radius:6px}
.btn:disabled{opacity:.5;cursor:not-allowed}

.toolbar{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-bottom:16px}
.toolbar input[type=text],.toolbar input[type=date],.toolbar select{
  padding:8px 10px;border:1px solid var(--grid);border-radius:8px;background:var(--surface)}
.toolbar input[type=text]{width:220px}
.toolbar input:focus,.toolbar select:focus{outline:2px solid var(--brand);border-color:transparent}
.toolbar .spacer{flex:1}

table.tbl{width:100%;border-collapse:collapse;background:var(--surface);font-size:13px}
.tbl th{background:#f2f5f9;color:var(--ink2);text-align:left;padding:9px 10px;font-weight:600;
  border-bottom:1px solid var(--grid);white-space:nowrap;position:sticky;top:0}
.tbl td{padding:9px 10px;border-bottom:1px solid #f0efec;vertical-align:top}
.tbl tr:hover td{background:#f7fafd}
.tbl .num{text-align:right;font-variant-numeric:tabular-nums}
.tbl-wrap{overflow-x:auto;border:1px solid var(--grid);border-radius:var(--radius);background:var(--surface)}
.clickable{color:var(--brand);cursor:pointer;font-weight:500}
.clickable:hover{text-decoration:underline}
.empty{padding:36px;text-align:center;color:var(--muted)}

.tag{display:inline-flex;align-items:center;gap:4px;padding:2px 9px;border-radius:20px;font-size:12px;font-weight:500;white-space:nowrap}
.tag.s-正常在用{background:#e5f6e5;color:#006300}
.tag.s-闲置备用{background:#eef1f5;color:#52514e}
.tag.s-借出{background:#fff3d9;color:#8a5a00}
.tag.s-维修中{background:#fdeae2;color:#a34413}
.tag.s-待校准{background:#fdeae2;color:#a34413}
.tag.s-停用封存{background:#e8e8e6;color:#6b6a66}
.tag.s-外出{background:#e8f1fc;color:#1c5cab}
.tag.s-已出货{background:#e8f1fc;color:#1c5cab}
.tag.s-报废{background:#fdf0f0;color:#b02a2a}
.tag.ok{background:#e5f6e5;color:#006300}
.tag.warn{background:#fff3d9;color:#8a5a00}
.tag.expired{background:#fdf0f0;color:#b02a2a}
.tag.none{background:#eef1f5;color:#898781}
.tag.role-admin{background:#e8f1fc;color:#1c5cab}
.tag.role-operator{background:#e5f6e5;color:#006300}
.tag.role-viewer{background:#eef1f5;color:#52514e}

/* ---------- 仪表盘 ---------- */
.stat-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(168px,1fr));gap:14px;margin-bottom:18px}
.stat-tile{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
  box-shadow:var(--shadow);padding:16px 18px;cursor:pointer;transition:transform .08s}
.stat-tile:hover{transform:translateY(-2px)}
.stat-tile .label{font-size:12.5px;color:var(--ink2);display:flex;align-items:center;gap:6px}
.stat-tile .value{font-size:30px;font-weight:700;margin-top:6px;line-height:1.1}
.stat-tile .sub{font-size:12px;color:var(--muted);margin-top:4px}
.stat-tile.alert .value{color:var(--critical)}
.stat-tile.warning .value{color:#8a5a00}
.dot{width:8px;height:8px;border-radius:50%;display:inline-block}
.dash-cols{display:grid;grid-template-columns:1fr 1fr;gap:18px}
@media(max-width:1100px){.dash-cols{grid-template-columns:1fr}}
.bar-row{display:flex;align-items:center;gap:10px;margin-bottom:9px;font-size:13px}
.bar-row .bl{width:110px;color:var(--ink2);text-align:right;flex-shrink:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.bar-row .track{flex:1;height:18px;background:#f0efec;border-radius:4px;overflow:hidden}
.bar-row .fill{height:100%;background:var(--brand);border-radius:4px 4px 4px 4px;min-width:2px}
.bar-row .bv{width:34px;font-variant-numeric:tabular-nums;color:var(--ink2)}

/* ---------- 模态框 ---------- */
.modal-mask{position:fixed;inset:0;background:rgba(15,25,40,.45);z-index:100;display:flex;
  align-items:flex-start;justify-content:center;padding:5vh 16px;overflow-y:auto}
.modal{background:var(--surface);border-radius:14px;box-shadow:0 20px 60px rgba(0,0,0,.3);
  width:640px;max-width:100%;margin-bottom:5vh;animation:pop .14s ease-out}
.modal.wide{width:980px}
.modal.narrow{width:440px}
@keyframes pop{from{transform:scale(.97);opacity:.5}to{transform:scale(1);opacity:1}}
.modal-head{padding:16px 22px;border-bottom:1px solid var(--grid);display:flex;justify-content:space-between;align-items:center}
.modal-head h3{font-size:16px}
.modal-close{border:none;background:none;font-size:20px;color:var(--muted);line-height:1}
.modal-close:hover{color:var(--ink)}
.modal-body{padding:20px 22px;max-height:70vh;overflow-y:auto}
.modal-foot{padding:14px 22px;border-top:1px solid var(--grid);display:flex;justify-content:flex-end;gap:10px}

.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px 18px}
.form-grid .full{grid-column:1/-1}
.f-item label{display:block;font-size:12.5px;color:var(--ink2);margin-bottom:5px}
.f-item label .req{color:var(--critical)}
.f-item input,.f-item select,.f-item textarea{width:100%;padding:8px 10px;border:1px solid var(--grid);
  border-radius:8px;background:var(--surface)}
.f-item textarea{min-height:64px;resize:vertical}
.f-item input:focus,.f-item select:focus,.f-item textarea:focus{outline:2px solid var(--brand);border-color:transparent}

/* ---------- 详情抽屉 ---------- */
.detail-head{display:flex;justify-content:space-between;align-items:flex-start;gap:14px;flex-wrap:wrap}
.detail-title{font-size:18px;font-weight:700}
.kv-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:10px 22px;margin-top:14px}
.kv .k{font-size:12px;color:var(--muted)}
.kv .v{font-size:13.5px;margin-top:2px;word-break:break-all;white-space:pre-wrap}
.tabs{display:flex;gap:2px;border-bottom:1px solid var(--grid);margin:18px 0 14px;flex-wrap:wrap}
.tabs button{border:none;background:none;padding:9px 16px;font-size:13.5px;color:var(--ink2);
  border-bottom:2px solid transparent}
.tabs button.active{color:var(--brand);border-bottom-color:var(--brand);font-weight:600}
.timeline{position:relative;padding-left:18px}
.timeline::before{content:'';position:absolute;left:5px;top:6px;bottom:6px;width:2px;background:var(--grid)}
.tl-item{position:relative;padding:0 0 16px 14px}
.tl-item::before{content:'';position:absolute;left:-17px;top:5px;width:10px;height:10px;border-radius:50%;
  background:var(--brand);border:2px solid var(--surface);box-shadow:0 0 0 1px var(--grid)}
.tl-item.t-出库::before,.tl-item.t-借出::before{background:var(--warn)}
.tl-item.t-归还::before,.tl-item.t-入库::before{background:var(--good)}
.tl-item.t-转移::before{background:var(--muted)}
.tl-date{font-size:12px;color:var(--muted)}
.tl-main{font-size:13.5px;margin-top:2px;white-space:pre-wrap;word-break:break-all}
.photo-grid{display:flex;gap:10px;flex-wrap:wrap}
.photo-grid img{width:110px;height:110px;object-fit:cover;border-radius:8px;border:1px solid var(--grid);cursor:zoom-in}
.att-row{display:flex;align-items:center;gap:8px;padding:7px 0;border-bottom:1px solid #f0efec;font-size:13px}

/* ---------- 其他 ---------- */
.toast{position:fixed;top:20px;left:50%;transform:translateX(-50%);z-index:300;background:#123c22;color:#fff;
  padding:11px 22px;border-radius:10px;font-size:14px;box-shadow:0 8px 30px rgba(0,0,0,.25);animation:pop .15s}
.toast.error{background:#7c1f1f}
.section-sub{display:flex;justify-content:space-between;align-items:center;margin:4px 0 10px}
.section-sub h4{font-size:14px}
.warn-banner{background:#fff8ec;border:1px solid #f3ddad;border-radius:var(--radius);padding:12px 16px;
  margin-bottom:16px;font-size:13.5px;color:#6b4a00;display:flex;gap:8px;align-items:flex-start}
.pager{display:flex;gap:8px;align-items:center;justify-content:flex-end;margin-top:12px;font-size:13px;color:var(--ink2)}
.hint{font-size:12px;color:var(--muted)}
img.thumb{width:44px;height:44px;object-fit:cover;border-radius:6px;border:1px solid var(--grid);cursor:zoom-in}
.img-viewer{position:fixed;inset:0;z-index:200;background:rgba(10,14,20,.85);display:flex;
  align-items:center;justify-content:center;cursor:zoom-out}
.img-viewer img{max-width:92vw;max-height:92vh;border-radius:8px}