/* ============================================================
   欧莱新材 IT 管理系统 - 后台样式
   浅色专业主题 · 蓝灰主调
   ============================================================ */
:root {
  --navy:   #14284f;
  --navy-2: #1f3d73;
  --blue:   #2a4d96;
  --blue-l: #4468b0;
  --blue-bg:#eaeff9;
  --ink:    #1a2338;
  --ink-2:  #46557a;
  --ink-3:  #78889f;
  --line:   #dfe4ee;
  --line-2: #eef1f7;
  --bg:     #f4f6fb;
  --card:   #ffffff;
  --ok:     #1a7f52;
  --ok-bg:  #e8f6ee;
  --warn:   #b5701a;
  --warn-bg:#fdf3e3;
  --err:    #c0392b;
  --err-bg: #fdecea;
  --info:   #2a4d96;
  --info-bg:#eaeff9;
  --purple: #6b4baf;
  --purple-bg:#f0ebfa;
  --gray:   #6b7a90;
  --gray-bg:#eef1f5;
  --radius: 8px;
  --radius-s: 6px;
  --shadow: 0 1px 3px rgba(13,23,48,.06), 0 6px 20px rgba(13,23,48,.05);
  --side-w: 226px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", "PingFang SC", "Hiragino Sans GB", sans-serif;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: var(--font);
  font-size: 14px;
  line-height: 1.6;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
a { color: var(--blue); text-decoration: none; }
a:hover { color: var(--blue-l); }
h1,h2,h3,h4 { margin: 0; font-weight: 600; color: var(--navy); }
.ic { flex: none; vertical-align: -2px; }

/* ---------- 布局 ---------- */
.layout { display: flex; min-height: 100vh; }
.side {
  width: var(--side-w); flex: none;
  background: var(--navy);
  display: flex; flex-direction: column;
  position: fixed; inset: 0 auto 0 0; z-index: 30;
}
.main { flex: 1; margin-left: var(--side-w); display: flex; flex-direction: column; min-width: 0; }
.content { flex: 1; padding: 20px 24px 32px; }

/* ---------- 侧栏 ---------- */
.side-brand {
  display: flex; align-items: center; gap: 10px;
  padding: 17px 18px 15px; border-bottom: 1px solid rgba(255,255,255,.09);
}
.brand-logo { display: block; width: 172px; height: auto; }
.brand-txt {
  font-size: 11.5px; color: #8fa4c4; letter-spacing: .4px;
  padding-left: 10px; border-left: 1px solid rgba(255,255,255,.16);
  white-space: nowrap;
}
.brand-mark {
  flex: none; width: 42px; height: 30px; border-radius: 5px;
  background: linear-gradient(135deg, var(--blue-l), var(--blue));
  color: #fff; font-size: 11px; font-weight: 700; letter-spacing: .5px;
  display: flex; align-items: center; justify-content: center;
}

.side-nav { flex: 1; overflow-y: auto; padding: 12px 0 16px; }
.side-nav::-webkit-scrollbar { width: 5px; }
.side-nav::-webkit-scrollbar-thumb { background: rgba(255,255,255,.16); border-radius: 3px; }
.nav-grp {
  padding: 12px 18px 6px; font-size: 11px; letter-spacing: .6px;
  color: #6d81a3; font-weight: 600;
}
.nav-it {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 18px; color: #c3d0e4; font-size: 13.5px;
  border-left: 3px solid transparent; transition: all .15s;
}
.nav-it:hover { background: rgba(255,255,255,.06); color: #fff; }
.nav-it.on {
  background: rgba(61,123,209,.22); color: #fff;
  border-left-color: #4f8fe0; font-weight: 500;
}
.side-foot { border-top: 1px solid rgba(255,255,255,.09); padding: 12px 14px; }
.sf-user { display: flex; align-items: center; gap: 9px; margin-bottom: 10px; }
.avatar {
  flex: none; width: 32px; height: 32px; border-radius: 50%;
  background: linear-gradient(135deg, var(--blue-l), var(--blue)); color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 14px; font-weight: 600;
}
.sf-info { display: flex; flex-direction: column; line-height: 1.3; min-width: 0; }
.sf-info b { color: #fff; font-size: 13px; font-weight: 500; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.sf-info i { color: #8fa4c4; font-size: 11px; font-style: normal; }
.sf-acts { display: flex; gap: 8px; }
.sf-acts a {
  flex: 1; display: flex; align-items: center; justify-content: center; gap: 4px;
  padding: 6px 0; font-size: 12px; color: #a9bbd6;
  background: rgba(255,255,255,.06); border-radius: var(--radius-s);
}
.sf-acts a:hover { background: rgba(255,255,255,.13); color: #fff; }

/* ---------- 顶栏 ---------- */
.topbar {
  height: 58px; flex: none; background: var(--card);
  border-bottom: 1px solid var(--line);
  display: flex; align-items: center; gap: 14px;
  padding: 0 24px; position: sticky; top: 0; z-index: 20;
}
.burger { display: none; background: none; border: 0; color: var(--ink-2); cursor: pointer; padding: 4px; }
.pg-title { font-size: 17px; flex: 1; }
.topbar-right { display: flex; align-items: center; gap: 16px; }
.tb-link {
  display: flex; align-items: center; gap: 5px; font-size: 13px;
  color: var(--ink-2); padding: 5px 10px; border-radius: var(--radius-s);
  background: var(--line-2);
}
.tb-link:hover { background: var(--blue-bg); color: var(--blue); }
.tb-dot {
  font-style: normal; font-size: 11px; background: var(--err); color: #fff;
  border-radius: 9px; padding: 0 6px; line-height: 16px; min-width: 16px; text-align: center;
}
.tb-time { font-size: 12.5px; color: var(--ink-3); font-variant-numeric: tabular-nums; }

/* ---------- 页脚 ---------- */
.foot {
  flex: none; padding: 14px 24px; border-top: 1px solid var(--line);
  display: flex; justify-content: space-between; font-size: 12px; color: var(--ink-3);
  background: var(--card);
}

/* ---------- 卡片 ---------- */
.card {
  background: var(--card); border: 1px solid var(--line);
  border-radius: var(--radius); box-shadow: var(--shadow); margin-bottom: 18px;
}
.card-head {
  display: flex; align-items: center; gap: 10px;
  padding: 14px 18px; border-bottom: 1px solid var(--line-2);
}
.card-head h2 { font-size: 15px; }
.card-head .sub { font-size: 12px; color: var(--ink-3); }
.card-head .sp { flex: 1; }
.card-body { padding: 18px; }
.card-body.np { padding: 0; }

/* ---------- 统计卡 ---------- */
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 14px; margin-bottom: 18px; }
.stat {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 16px 18px; box-shadow: var(--shadow); position: relative; overflow: hidden;
}
.stat::after {
  content: ''; position: absolute; right: -14px; top: -14px;
  width: 62px; height: 62px; border-radius: 50%; background: var(--blue-bg); opacity: .7;
}
.stat .lb { font-size: 12.5px; color: var(--ink-3); margin-bottom: 6px; position: relative; }
.stat .vl { font-size: 26px; font-weight: 600; color: var(--navy); line-height: 1.1; position: relative; font-variant-numeric: tabular-nums; }
.stat .ex { font-size: 12px; color: var(--ink-3); margin-top: 5px; position: relative; }
.stat.s-ok .vl { color: var(--ok); }
.stat.s-warn .vl { color: var(--warn); }
.stat.s-err .vl { color: var(--err); }

/* ---------- 表格 ---------- */
.tbl-wrap { overflow-x: auto; }
table.tbl { width: 100%; border-collapse: collapse; font-size: 13.5px; }
table.tbl th {
  text-align: left; padding: 11px 14px; background: #f7f9fc;
  color: var(--ink-2); font-weight: 600; font-size: 12.5px;
  border-bottom: 1px solid var(--line); white-space: nowrap;
}
table.tbl td { padding: 11px 14px; border-bottom: 1px solid var(--line-2); vertical-align: middle; }
table.tbl tbody tr:hover { background: #fafcfe; }
table.tbl tbody tr:last-child td { border-bottom: 0; }
table.tbl td.num { font-variant-numeric: tabular-nums; }
table.tbl .mono { font-family: ui-monospace, "SF Mono", Consolas, monospace; font-size: 12.5px; }
table.tbl .nowrap { white-space: nowrap; }
.td-acts { display: flex; gap: 6px; align-items: center; }

/* ---------- 徽章 ---------- */
.badge {
  display: inline-block; padding: 2px 9px; border-radius: 11px;
  font-size: 12px; line-height: 18px; white-space: nowrap;
}
.st-gray   { background: var(--gray-bg);   color: var(--gray); }
.st-green  { background: var(--ok-bg);     color: var(--ok); }
.st-blue   { background: var(--info-bg);   color: var(--info); }
.st-orange { background: var(--warn-bg);   color: var(--warn); }
.st-red    { background: var(--err-bg);    color: var(--err); }
.st-purple { background: var(--purple-bg); color: var(--purple); }

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 8px 16px; border: 1px solid var(--line); background: #fff;
  color: var(--ink); border-radius: var(--radius-s); font-size: 13.5px;
  font-family: inherit; cursor: pointer; transition: all .15s; white-space: nowrap;
}
.btn:hover { border-color: var(--blue-l); color: var(--blue); background: var(--blue-bg); }
.btn-pri { background: var(--blue); border-color: var(--blue); color: #fff; }
.btn-pri:hover { background: var(--blue-l); border-color: var(--blue-l); color: #fff; }
.btn-danger { color: var(--err); border-color: #f0c8c3; }
.btn-danger:hover { background: var(--err-bg); border-color: var(--err); color: var(--err); }
.btn-ok { background: var(--ok); border-color: var(--ok); color: #fff; }
.btn-ok:hover { background: #1c9260; border-color: #1c9260; color: #fff; }
.btn-xs {
  display: inline-flex; align-items: center; padding: 3px 10px; font-size: 12.5px;
  border: 1px solid var(--line); background: #fff; color: var(--ink-2);
  border-radius: 5px; cursor: pointer; font-family: inherit; white-space: nowrap;
}
.btn-xs:hover { border-color: var(--blue-l); color: var(--blue); background: var(--blue-bg); }
.btn-xs.btn-del { color: var(--err); }
.btn-xs.btn-del:hover { background: var(--err-bg); border-color: #eab; color: var(--err); }
.btn-xs.busy { opacity: .6; }
.btn:disabled, .btn.busy { opacity: .6; cursor: not-allowed; }

/* ---------- 表单 ---------- */
.form-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 16px 20px; }
.fld { display: flex; flex-direction: column; gap: 6px; }
.fld.wide { grid-column: 1 / -1; }
.fld > label { font-size: 13px; color: var(--ink-2); font-weight: 500; }
.fld > label .req { color: var(--err); margin-left: 2px; }
.fld .tip { font-size: 12px; color: var(--ink-3); }
input[type=text], input[type=password], input[type=number], input[type=date],
input[type=email], input[type=tel], input[type=search], select, textarea {
  width: 100%; padding: 8px 11px; border: 1px solid var(--line);
  border-radius: var(--radius-s); font-size: 13.5px; font-family: inherit;
  color: var(--ink); background: #fff; transition: border-color .15s, box-shadow .15s;
}
input:focus, select:focus, textarea:focus {
  outline: none; border-color: var(--blue-l); box-shadow: 0 0 0 3px rgba(47,109,192,.12);
}
textarea { resize: vertical; min-height: 92px; line-height: 1.65; }
select { cursor: pointer; }
input:disabled, select:disabled, textarea:disabled { background: #f6f8fb; color: var(--ink-3); }

/* 筛选条 */
.filters {
  display: flex; flex-wrap: wrap; gap: 10px; align-items: flex-end;
  padding: 14px 18px; background: var(--card);
  border: 1px solid var(--line); border-radius: var(--radius); margin-bottom: 16px;
}
.filters .fld { min-width: 0; }
.filters .fld > label { font-size: 12px; }
.filters input, .filters select { min-width: 130px; }
.filters .f-btns { display: flex; gap: 8px; margin-left: auto; }

/* 表单操作区 */
.form-acts {
  display: flex; gap: 10px; align-items: center;
  padding-top: 18px; margin-top: 18px; border-top: 1px solid var(--line-2);
}
.form-acts .sp { flex: 1; }

/* ---------- 分页 ---------- */
.pager { display: flex; gap: 6px; align-items: center; padding: 14px 18px; flex-wrap: wrap; }
.pg {
  min-width: 32px; text-align: center; padding: 5px 9px; font-size: 13px;
  border: 1px solid var(--line); border-radius: 5px; color: var(--ink-2); background: #fff;
}
.pg:hover { border-color: var(--blue-l); color: var(--blue); }
.pg-on { background: var(--blue); border-color: var(--blue); color: #fff; }
.pg-on:hover { color: #fff; }
.pg-off { opacity: .45; cursor: default; }
.pg-off:hover { border-color: var(--line); color: var(--ink-2); }
.pg-sep { color: var(--ink-3); padding: 0 2px; }
.pg-info { margin-left: auto; font-size: 12.5px; color: var(--ink-3); }

/* ---------- 提示 ---------- */
.flash {
  padding: 11px 16px; border-radius: var(--radius-s); margin-bottom: 16px;
  font-size: 13.5px; border-left: 3px solid;
}
.flash-ok   { background: var(--ok-bg);   color: var(--ok);   border-color: var(--ok); }
.flash-err  { background: var(--err-bg);  color: var(--err);  border-color: var(--err); }
.flash-warn { background: var(--warn-bg); color: var(--warn); border-color: var(--warn); }
.flash-info { background: var(--info-bg); color: var(--info); border-color: var(--info); }

.empty { padding: 52px 20px; text-align: center; color: var(--ink-3); }
.empty .ic { color: #c3ccdb; margin-bottom: 12px; }
.empty p { margin: 0 0 16px; font-size: 13.5px; }

.alert-box {
  padding: 13px 16px; border-radius: var(--radius-s); font-size: 13px;
  background: var(--warn-bg); color: var(--warn); border: 1px solid #f0dcb8;
  margin-bottom: 16px; display: flex; gap: 10px; align-items: flex-start;
}
.alert-box.danger { background: var(--err-bg); color: var(--err); border-color: #f0c8c3; }
.alert-box.info { background: var(--info-bg); color: var(--info); border-color: #cbdff5; }
.alert-box .ic { margin-top: 2px; }

/* ---------- 详情页 ---------- */
.dl { display: grid; grid-template-columns: 132px 1fr; gap: 0; font-size: 13.5px; }
.dl dt {
  padding: 10px 14px; background: #f7f9fc; color: var(--ink-2);
  font-weight: 500; border-bottom: 1px solid var(--line-2);
}
.dl dd { padding: 10px 14px; margin: 0; border-bottom: 1px solid var(--line-2); word-break: break-word; }
.dl dt:last-of-type, .dl dd:last-of-type { border-bottom: 0; }

/* ---------- 登录页 ---------- */
.login-page {
  min-height: 100vh; display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, #14284f 0%, #1f3d73 55%, #2a4d96 100%);
  padding: 24px;
}
.login-card {
  width: 100%; max-width: 396px; background: #fff;
  border-radius: 12px; box-shadow: 0 18px 54px rgba(0,0,0,.28); overflow: hidden;
}
.login-head {
  padding: 30px 32px 24px; text-align: center;
  background: linear-gradient(180deg, #f7f9fc, #fff);
  border-bottom: 1px solid var(--line-2);
}
.lm { display: block; margin: 0 auto 16px; width: 236px; height: auto; }
.login-head h1 { font-size: 19px; margin-bottom: 5px; }
.login-head p { margin: 0; font-size: 12.5px; color: var(--ink-3); }
.login-body { padding: 26px 32px 30px; }
.login-body .fld { margin-bottom: 16px; }
.login-body .btn { width: 100%; justify-content: center; padding: 11px; font-size: 14.5px; }
.login-foot {
  padding: 14px 32px 20px; text-align: center;
  font-size: 11.5px; color: var(--ink-3); border-top: 1px solid var(--line-2);
}
.login-err {
  background: var(--err-bg); color: var(--err); padding: 10px 14px;
  border-radius: var(--radius-s); font-size: 13px; margin-bottom: 16px;
}

/* ---------- 进度条 / 迷你图 ---------- */
.bar { height: 8px; background: var(--line-2); border-radius: 4px; overflow: hidden; }
.bar > i { display: block; height: 100%; background: var(--blue); border-radius: 4px; }
.bar.ok > i { background: var(--ok); }
.bar.warn > i { background: var(--warn); }
.bar.err > i { background: var(--err); }

/* ---------- 标签页 ---------- */
.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--line); margin-bottom: 18px; flex-wrap: wrap; }
.tab {
  padding: 9px 16px; font-size: 13.5px; color: var(--ink-2);
  border-bottom: 2px solid transparent; margin-bottom: -1px;
}
.tab:hover { color: var(--blue); }
.tab.on { color: var(--blue); border-bottom-color: var(--blue); font-weight: 500; }

/* ---------- 时间线 ---------- */
.timeline { position: relative; padding-left: 24px; }
.timeline::before { content: ''; position: absolute; left: 6px; top: 6px; bottom: 6px; width: 2px; background: var(--line); }
.tl-it { position: relative; padding-bottom: 18px; }
.tl-it::before {
  content: ''; position: absolute; left: -22px; top: 5px;
  width: 10px; height: 10px; border-radius: 50%;
  background: #fff; border: 2px solid var(--blue);
}
.tl-it .tl-h { font-size: 13px; margin-bottom: 3px; }
.tl-it .tl-t { font-size: 12px; color: var(--ink-3); }
.tl-it .tl-c { font-size: 13px; color: var(--ink-2); margin-top: 5px; }

/* ---------- 内联表单 ---------- */
.inline-form { display: inline; }
.td-acts .inline-form { display: inline-flex; }

/* ---------- 响应式 ---------- */
@media (max-width: 900px) {
  .side { transform: translateX(-100%); transition: transform .22s ease; }
  .side.open { transform: translateX(0); box-shadow: 6px 0 30px rgba(0,0,0,.28); }
  .main { margin-left: 0; }
  .burger { display: block; }
  .content { padding: 16px 14px 26px; }
  .topbar { padding: 0 14px; }
  .pg-title { font-size: 15.5px; }
  .tb-time { display: none; }
  .stats { grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); }
  .dl { grid-template-columns: 104px 1fr; }
  .filters .f-btns { margin-left: 0; width: 100%; }
  .filters .f-btns .btn { flex: 1; justify-content: center; }
}
@media print {
  .side, .topbar, .foot, .filters, .form-acts, .no-print { display: none !important; }
  .main { margin-left: 0; }
  .card { box-shadow: none; border-color: #ccc; }
  body { background: #fff; }
}