/* BMW Account Research Portal — restrained BMW palette */
:root{
  --blue-900:#0A3A6B; --blue-700:#1463A8; --blue-500:#2E7FC4; --blue-100:#E8F0F8;
  --ink:#1B2733; --ink-2:#445666; --muted:#6E7D8C; --line:#D8E0E8; --bg:#F4F7FA; --card:#FFFFFF;
  --green:#1A7F37; --blue:#0969DA; --grey:#6E7781; --red:#CF222E;
  --amber-bg:#FEF3C7; --amber-fg:#92400E; --red-bg:#FDE8E8;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:"Segoe UI","Microsoft YaHei",Roboto,Helvetica,Arial,sans-serif;color:var(--ink);background:var(--bg);font-size:14px;line-height:1.55}
a{color:var(--blue-700);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3,h4{margin:0 0 .5em;line-height:1.3}
.wrap{max-width:1280px;margin:0 auto;padding:0 20px}

/* top bar */
.topbar{background:var(--blue-900);color:#fff;position:sticky;top:0;z-index:50;box-shadow:0 1px 4px rgba(0,0,0,.18)}
.topbar .wrap{display:flex;align-items:center;gap:14px;flex-wrap:wrap;padding-top:10px;padding-bottom:10px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:15px}
.brand .round{width:26px;height:26px;border-radius:50%;background:conic-gradient(#1b6ec2 0 12.5deg,#111 0 22.5deg,#1b6ec2 0 35deg,#111 0 45deg,#1b6ec2 0 57.5deg,#111 0 67.5deg,#1b6ec2 0 80deg,#111 0 90deg,#1b6ec2 0 102.5deg,#111 0 112.5deg,#1b6ec2 0 125deg,#111 0 135deg,#1b6ec2 0 147.5deg,#111 0 157.5deg,#1b6ec2 0 170deg,#111 0 180deg,#1b6ec2 0 192.5deg,#111 0 202.5deg,#1b6ec2 0 215deg,#111 0 225deg,#1b6ec2 0 237.5deg,#111 0 247.5deg,#1b6ec2 0 260deg,#111 0 270deg,#1b6ec2 0 282.5deg,#111 0 292.5deg,#1b6ec2 0 305deg,#111 0 315deg,#1b6ec2 0 327.5deg,#111 0 337.5deg,#1b6ec2 0 350deg,#111 0 360deg);border:2px solid #fff}
.viewswitch{display:flex;gap:6px;margin-left:8px}
.viewswitch button{background:rgba(255,255,255,.12);color:#fff;border:1px solid rgba(255,255,255,.35);padding:6px 14px;border-radius:20px;cursor:pointer;font-size:13px}
.viewswitch button.active{background:#fff;color:var(--blue-900);font-weight:700}
.searchbox{margin-left:auto;display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.searchbox input{padding:7px 12px;border-radius:6px;border:none;font-size:16px;min-width:220px}
.searchbox select{padding:7px 8px;border-radius:6px;border:none;font-size:13px;background:#fff}

/* banners */
.banner{background:var(--amber-bg);color:var(--amber-fg);border-left:4px solid #D97706;padding:8px 14px;font-size:13px;margin:12px 0;border-radius:4px}
.banner.red{background:var(--red-bg);color:var(--red);border-color:var(--red)}

/* hero */
.hero{background:linear-gradient(180deg,var(--blue-100),#fff);padding:28px 0 20px;border-bottom:1px solid var(--line)}
.hero h1{font-size:26px;color:var(--blue-900)}
.hero .meta{color:var(--ink-2);font-size:13px}
.judgment{background:var(--card);border:1px solid var(--line);border-left:5px solid var(--blue-700);border-radius:8px;padding:16px 18px;margin-top:16px;font-size:15px;line-height:1.7}

/* grids & cards */
.grid{display:grid;gap:14px}
.grid.c2{grid-template-columns:repeat(2,1fr)}
.grid.c3{grid-template-columns:repeat(3,1fr)}
.grid.c4{grid-template-columns:repeat(4,1fr)}
.card{background:var(--card);border:1px solid var(--line);border-radius:8px;padding:14px 16px}
.card h3{font-size:14px;color:var(--blue-900);margin-bottom:8px}
.sec{margin:26px 0}
.sec h2{font-size:18px;color:var(--blue-900);border-bottom:2px solid var(--blue-100);padding-bottom:6px;margin-bottom:12px}
.sec h2 .sub{font-weight:400;color:var(--muted);font-size:12px;margin-left:8px}

/* badges */
.badge{display:inline-block;padding:1px 8px;border-radius:10px;font-size:11px;font-weight:700;white-space:nowrap}
.b-A{background:#DCFCE7;color:var(--green)}
.b-B{background:#DBEAFE;color:var(--blue)}
.b-C{background:#E5E7EB;color:var(--grey)}
.b-D{background:#FECDD3;color:var(--red)}
.b-P0{background:#FEE2E2;color:#B91C1C}
.b-P1{background:#FEF3C7;color:#92400E}
.b-P2{background:#E5E7EB;color:#374151}
.b-defer{background:#F3F4F6;color:#6B7280}
.tag{display:inline-block;background:var(--blue-100);color:var(--blue-900);border-radius:4px;padding:1px 7px;font-size:11px;margin:2px 4px 2px 0}
.intl{display:inline-block;background:var(--amber-bg);color:var(--amber-fg);border-radius:4px;padding:0 6px;font-size:10px;font-weight:700}
.lv{color:var(--muted);font-size:11px}

/* heat */
.heat-row{display:flex;align-items:center;gap:10px;margin:10px 0}
.heat-name{width:280px;font-size:13px;font-weight:600}
.heat-bar{flex:1;display:flex;gap:3px}
.heat-cell{height:18px;flex:1;border-radius:3px;background:#E5E7EB}
.heat-cell.on5{background:#0A3A6B}.heat-cell.on4{background:#2E7FC4}.heat-cell.on3{background:#8FBEE6}.heat-cell.on2{background:#C9DCEF}
.heat-fit{width:30px;text-align:right;font-weight:700;color:var(--blue-900)}

/* tables */
table{border-collapse:collapse;width:100%;background:#fff;font-size:13px}
th,td{border:1px solid var(--line);padding:7px 9px;text-align:left;vertical-align:top}
th{background:var(--blue-900);color:#fff;cursor:pointer;user-select:none;position:sticky;top:52px}
th.no-sort{cursor:default}
tbody tr:nth-child(even){background:#F8FAFC}
td .muted{color:var(--muted);font-size:11px}
.tbl-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:8px;background:#fff}

/* org chart */
.orgtree{font-size:13px}
.orgnode{border:1px solid var(--line);border-radius:8px;padding:10px 12px;margin:6px 0;background:#fff;cursor:pointer}
.orgnode:hover{border-color:var(--blue-500)}
.orgnode .t{font-weight:600;color:var(--ink)}
.orgnode .meta{color:var(--muted);font-size:11px;margin-top:3px}
.orgdetail{background:var(--blue-100);border-radius:6px;padding:10px 12px;margin:4px 0 10px 18px;font-size:12.5px}

/* timeline */
.tl{border-left:3px solid var(--blue-500);margin-left:10px;padding-left:18px}
.tl-item{position:relative;margin:0 0 16px}
.tl-item::before{content:"";position:absolute;left:-25px;top:5px;width:11px;height:11px;border-radius:50%;background:var(--blue-700);border:2px solid #fff}
.tl-date{font-weight:700;color:var(--blue-900);font-size:12px}

/* detailed nav */
.detlayout{display:grid;grid-template-columns:210px 1fr;gap:20px;align-items:start}
.sidenav{position:sticky;top:64px;background:#fff;border:1px solid var(--line);border-radius:8px;padding:10px;font-size:12.5px;max-height:80vh;overflow:auto}
.sidenav a{display:block;padding:4px 8px;border-radius:4px;color:var(--ink-2)}
.sidenav a:hover{background:var(--blue-100);text-decoration:none}

/* footer */
footer{background:var(--ink);color:#cbd5e1;font-size:12px;padding:18px 0;margin-top:40px}
footer .wrap{display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between}
.dl-list{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.dl-list a{display:block;background:#fff;border:1px solid var(--line);border-radius:8px;padding:10px 12px;font-size:12.5px}
.dl-list a:hover{border-color:var(--blue-500);text-decoration:none}
.miss{color:var(--muted);font-style:italic}

@media (max-width:900px){
  .grid.c4{grid-template-columns:repeat(2,1fr)}
  .grid.c3{grid-template-columns:repeat(2,1fr)}
  .grid.c2{grid-template-columns:1fr}
  .dl-list{grid-template-columns:1fr}
  .detlayout{grid-template-columns:1fr}
  .sidenav{position:static;max-height:none}
  .heat-name{width:150px}
  .searchbox{margin-left:0;width:100%}
  .searchbox input{min-width:140px;flex:1}
}
@media (max-width:560px){
  .grid.c4,.grid.c3{grid-template-columns:1fr}
  th{position:static}
}