:root{--bg:#EDF1F4;--surface:#fff;--ink:#12202E;--mute:#5F6F7E;--line:#DCE3E9;--brand:#12202E;--on-brand:#fff;--chip:#E4EAF0;--accent:#1D5FD6;--accent-bg:#E1EBFC;--danger:#C93A32;--danger-bg:#FBE4E2;--warn:#92400E;--warn-bg:#FEF3C7}
@media(prefers-color-scheme:dark){:root:not([data-theme="light"]){--bg:#0E1620;--surface:#17232F;--ink:#E8EEF3;--mute:#93A3B2;--line:#263543;--brand:#E8EEF3;--on-brand:#0E1620;--chip:#213141;--accent:#7FB0FF;--accent-bg:#17283E;--danger:#FF7A70;--danger-bg:#43201E;--warn:#FBBF24;--warn-bg:#2E2008}}
*{box-sizing:border-box}
html,body{margin:0;height:100%}
body{font-family:'Plus Jakarta Sans',system-ui,-apple-system,'Segoe UI',sans-serif;background:var(--bg);color:var(--ink);font-size:15px;line-height:1.5}
[hidden]{display:none!important}
button,input,select{font:inherit;color:inherit}
input,select{background:var(--surface);border:1px solid var(--line);border-radius:8px;padding:8px 10px}
button{cursor:pointer;border:0;border-radius:8px;padding:8px 14px;background:var(--chip);color:var(--ink)}
button.primary{background:var(--brand);color:var(--on-brand)}
button.danger{background:var(--danger-bg);color:var(--danger)}
button:disabled{opacity:.5;cursor:default}
.card{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:16px}
.error{color:var(--danger);font-size:13px}
.badge{display:inline-block;background:var(--accent-bg);color:var(--accent);border-radius:99px;padding:2px 10px;font-size:12px;font-weight:600;text-transform:uppercase}

/* --- Login --- */
.center-screen{min-height:100vh;display:grid;place-items:center;padding:16px}
.login-card{width:100%;max-width:360px;display:flex;flex-direction:column;gap:10px}
.login-card h1{font-size:20px;margin:0 0 4px}
.login-card small{color:var(--mute)}

/* --- Shell: desktop-first (sidebar + content), adapts to mobile below --- */
.topbar{display:flex;justify-content:space-between;align-items:center;padding:14px 20px;border-bottom:1px solid var(--line);background:var(--surface);flex-wrap:wrap;gap:8px}
.topbar h1{font-size:18px;margin:0;font-weight:800}
.topbar h1 span{color:var(--mute);font-weight:500}
.who{display:flex;align-items:center;gap:10px;font-size:14px}
.layout{display:flex;min-height:calc(100vh - 57px)}
.sidenav{width:200px;flex:0 0 200px;border-right:1px solid var(--line);padding:16px 10px;display:flex;flex-direction:column;gap:4px}
.navbtn{text-align:left;background:transparent}
.navbtn.active{background:var(--accent-bg);color:var(--accent);font-weight:600}
main{flex:1;padding:20px;overflow-x:auto}
.toolbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px;gap:8px;flex-wrap:wrap}
.toolbar h2{margin:0;font-size:17px}
table{width:100%;border-collapse:collapse;font-size:14px}
th,td{text-align:left;padding:8px 10px;border-bottom:1px solid var(--line);white-space:nowrap}
th{color:var(--mute);font-weight:600;font-size:12px;text-transform:uppercase}
td.wrap{white-space:normal;max-width:360px}
.formpanel{background:var(--chip);border-radius:10px;padding:14px;margin-bottom:14px;display:flex;flex-direction:column;gap:8px}
.formrow{display:flex;gap:8px;flex-wrap:wrap}
.formrow>*{flex:1;min-width:140px}
.inlineform{display:flex;gap:6px;flex-wrap:wrap;align-items:center}

@media(max-width:760px){
  .layout{flex-direction:column}
  .sidenav{width:auto;flex:none;flex-direction:row;overflow-x:auto;border-right:0;border-bottom:1px solid var(--line)}
  main{padding:14px}
  table{display:block}
  thead{display:none}
  tbody,tr,td{display:block}
  tr{border-bottom:1px solid var(--line);padding:8px 0}
  td{border-bottom:0;padding:2px 0;white-space:normal}
  td:before{content:attr(data-label);display:block;color:var(--mute);font-size:11px;text-transform:uppercase}
}