:root{
  --nav:#111a24; --nav2:#1a2633; --bg:#f4f6f9; --paper:#fff; --ink:#1c2430; --muted:#6b7684;
  --line:#e4e8ee; --accent:#1f4e79; --green:#2e7d32; --red:#c62828; --amber:#b26a00;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;background:var(--bg);color:var(--ink);font-size:14px;line-height:1.6}
a{color:var(--accent);text-decoration:none}
.app{display:grid;grid-template-columns:248px minmax(0,1fr);min-height:100vh}
.sidebar{background:linear-gradient(180deg,var(--nav),var(--nav2));color:#c7d2de;padding:20px 14px;display:flex;flex-direction:column;position:sticky;top:0;height:100vh}
.brand{display:flex;gap:10px;align-items:center;padding:0 8px 18px;border-bottom:1px solid rgba(255,255,255,.09)}
.brand-mark{width:34px;height:34px;border-radius:10px;background:#2e6da4;color:#fff;display:grid;place-items:center;font-weight:800;font-size:18px}
.brand b{color:#fff;display:block;font-size:15px;letter-spacing:.04em}
.brand small{display:block;font-size:9px;letter-spacing:.22em;color:#8fa3b8;margin-top:2px}
.nav{display:grid;gap:2px;margin-top:16px}
.nav a{display:flex;align-items:center;gap:10px;padding:10px 11px;border-radius:8px;color:#b8c5d3;font-size:13.5px}
.nav a:hover{background:rgba(255,255,255,.06);color:#fff}
.nav a.active{background:rgba(255,255,255,.12);color:#fff;font-weight:600}
.nav .ico{width:18px;text-align:center;color:#7f93a8}
.side-foot{margin-top:auto;border-top:1px solid rgba(255,255,255,.09);padding-top:14px}
.who{display:flex;gap:9px;align-items:center;padding:0 6px 10px}
.who>span{width:30px;height:30px;border-radius:50%;background:#2e6da4;color:#fff;display:grid;place-items:center;font-weight:700}
.who b{display:block;color:#fff;font-size:13px}
.who small{display:block;color:#8fa3b8;font-size:11px}
.link-btn{background:none;border:0;color:#9fb1c4;cursor:pointer;font-size:12px;padding:6px 8px}
.link-btn:hover{color:#fff}
.main{min-width:0;padding:24px clamp(16px,3.2vw,40px) 60px}
.topbar{display:none;align-items:center;gap:12px;margin-bottom:14px}
.hamb{border:1px solid var(--line);background:#fff;border-radius:8px;padding:7px 11px;font-size:14px}
.top-title{font-weight:700}
.top-user{margin-left:auto;color:var(--muted);font-size:12px}
.content{max-width:1180px}
.foot{margin-top:34px;color:#9aa6b3;font-size:11px}
.flash{padding:10px 14px;border-radius:8px;margin:0 0 14px;font-size:13px}
.flash.success{background:#e8f5e9;color:#1b5e20;border:1px solid #c8e6c9}
.flash.error{background:#ffebee;color:#b71c1c;border:1px solid #ffcdd2}
.page-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:18px;flex-wrap:wrap}
.page-head h1{font-size:24px;margin:0;letter-spacing:-.01em}
.page-head p{margin:4px 0 0;color:var(--muted);font-size:13px}
.page-actions{display:flex;gap:8px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border:1px solid var(--line);background:#fff;color:var(--ink);border-radius:8px;padding:8px 13px;font-size:13px;cursor:pointer}
.btn:hover{border-color:#c9d3df;background:#fafbfd}
.btn.primary{background:var(--accent);border-color:var(--accent);color:#fff}
.btn.primary:hover{background:#173d5e}
.btn.danger{color:var(--red);border-color:#f0c7c7}
.btn.small{padding:5px 9px;font-size:12px}
.btn.block{width:100%}
.filters{display:flex;gap:8px;flex-wrap:wrap;align-items:flex-end;background:#fff;border:1px solid var(--line);border-radius:10px;padding:12px;margin-bottom:14px}
.filters label{font-size:11.5px;color:var(--muted);display:grid;gap:4px}
.filters input,.filters select{height:34px;border:1px solid var(--line);border-radius:7px;padding:0 9px;background:#fff;font-size:13px}
.card{background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px}
.cards{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin-bottom:16px}
.kpi{background:#fff;border:1px solid var(--line);border-radius:12px;padding:14px 16px}
.kpi .label{font-size:11.5px;color:var(--muted);letter-spacing:.05em}
.kpi .value{font-size:24px;font-weight:750;margin:4px 0 2px;letter-spacing:-.02em}
.kpi .sub{font-size:11.5px;color:var(--muted)}
.grid2{display:grid;grid-template-columns:1.4fr .9fr;gap:14px}
.panel{background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px}
.panel h2{font-size:15px;margin:0 0 12px}
.panel h2 small{font-weight:400;color:var(--muted);font-size:11px;margin-left:6px}
.progress{height:8px;background:#eef2f7;border-radius:6px;overflow:hidden;margin:8px 0 4px}
.progress>i{display:block;height:100%;background:var(--accent);border-radius:6px}
.badge{display:inline-block;padding:2px 8px;border-radius:20px;font-size:11px;background:#eef2f7;color:#44546a}
.badge.green{background:#e8f5e9;color:#1b5e20}.badge.amber{background:#fff8e1;color:#8a5a00}
.badge.blue{background:#e3f2fd;color:#0d47a1}.badge.teal{background:#e0f2f1;color:#00695c}
.badge.orange{background:#fff3e0;color:#a84e00}.badge.gray{background:#eceff1;color:#455a64}
table{width:100%;border-collapse:collapse;background:#fff;font-size:13px}
th,td{text-align:left;padding:10px 11px;border-bottom:1px solid var(--line);vertical-align:top}
th{font-size:11.5px;color:var(--muted);font-weight:600;background:#f8fafc;white-space:nowrap}
tr:last-child td{border-bottom:0}
.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:12px}
.muted{color:var(--muted)}
.small{font-size:12px}
.form{display:grid;gap:12px;max-width:760px}
.form label{display:grid;gap:5px;font-size:12px;color:#405066;font-weight:600}
.form input,.form select,.form textarea{width:100%;border:1px solid var(--line);border-radius:8px;padding:9px 10px;font-size:13px;background:#fff;font-family:inherit}
.form textarea{min-height:90px;resize:vertical}
.form .row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.form .hint{font-weight:400;color:var(--muted);font-size:11.5px}
.form-actions{display:flex;gap:8px;margin-top:4px}
.board{display:grid;grid-template-columns:repeat(6,minmax(180px,1fr));gap:10px;overflow-x:auto;padding-bottom:6px}
.col{background:#f0f3f7;border:1px solid var(--line);border-radius:10px;padding:10px;min-height:200px}
.col h3{font-size:12px;margin:0 0 8px;color:#43546a;display:flex;justify-content:space-between}
.task{background:#fff;border:1px solid var(--line);border-radius:8px;padding:9px;margin-bottom:8px}
.task b{display:block;font-size:12.5px;line-height:1.45}
.task .meta{font-size:10.5px;color:var(--muted);margin-top:4px}
.task form{display:flex;gap:4px;margin-top:7px}
.task select{flex:1;height:27px;border:1px solid var(--line);border-radius:6px;font-size:11px}
.schedule-day{border-bottom:1px solid var(--line);padding:12px 0}
.schedule-day:last-child{border-bottom:0}
.schedule-day h4{margin:0 0 8px;font-size:13px;color:#33445a}
.schedule-day .item{display:flex;gap:10px;align-items:center;padding:6px 0;font-size:13px}
.empty{color:var(--muted);text-align:center;padding:36px 10px;font-size:13px}
.login-body{min-height:100vh;display:grid;place-items:center;background:radial-gradient(circle at 20% 10%,#dce8f4,#f4f6f9 55%)}
.login-card{width:min(420px,92vw);background:#fff;border:1px solid var(--line);border-radius:16px;padding:30px;box-shadow:0 20px 60px rgba(20,40,70,.1)}
.login-brand{display:flex;gap:10px;align-items:center;margin-bottom:18px}
.login-brand b{display:block;font-size:15px}.login-brand small{display:block;color:var(--muted);font-size:10px;letter-spacing:.12em}
.login-card h1{font-size:23px;margin:0 0 4px}
.login-hint{margin-top:18px;padding:12px;background:#f6f8fb;border-radius:9px;font-size:11.5px;color:var(--muted);line-height:1.8}
.overlay{display:none;position:fixed;inset:0;background:rgba(10,15,22,.45);z-index:39}
@media(max-width:1000px){
  .cards{grid-template-columns:repeat(2,minmax(0,1fr))}
  .grid2{grid-template-columns:1fr}
}
@media(max-width:860px){
  .app{display:block}
  .sidebar{position:fixed;left:0;top:0;bottom:0;width:min(84vw,290px);z-index:40;transform:translateX(-105%);transition:transform .22s}
  .sidebar.open{transform:none}
  .overlay.show{display:block}
  .topbar{display:flex;position:sticky;top:0;z-index:30;background:rgba(244,246,249,.95);backdrop-filter:blur(8px);padding:8px 0}
  .main{padding:14px 14px 60px}
  .cards{grid-template-columns:1fr 1fr}
  .page-head h1{font-size:20px}
  .form .row{grid-template-columns:1fr}
  body{font-size:14px}
}
@media(max-width:460px){.cards{grid-template-columns:1fr}}