/* Shared left-navigation shell + mobile rules (outsource portal pages, tracking page). Theme via --nav-bg / --nav-accent on <body>. */
html{-webkit-text-size-adjust:100%}
body.shell{display:flex;min-height:100vh;margin:0}
.sidenav{width:220px;flex:0 0 220px;background:var(--nav-bg,linear-gradient(180deg,#7c2d12,#c2410c));color:#fff;position:sticky;top:0;height:100vh;overflow-y:auto;display:flex;flex-direction:column}
.sidenav .logo{padding:16px 14px;font-weight:700;font-size:17px;border-bottom:1px solid #ffffff22;display:flex;align-items:center;gap:8px}
.sidenav .navlink{display:block;width:100%;text-align:left;background:none;border:0;border-left:3px solid transparent;color:#ffffffcc;padding:13px 16px;font:inherit;font-size:14px;cursor:pointer;text-decoration:none}
.sidenav .navlink:hover{background:#ffffff14;color:#fff}
.sidenav .navlink.on{background:#ffffff22;color:#fff;border-left-color:#fff;font-weight:700}
.sidenav .navfoot{margin-top:auto;padding:12px 14px;font-size:12px;border-top:1px solid #ffffff22;color:#ffffffbb}
.sidenav .navfoot a,.sidenav .navfoot button{color:#fff}
.shell-main{flex:1;min-width:0;display:flex;flex-direction:column}
.hamburger{display:none;background:none;border:none;padding:8px;margin-right:2px;cursor:pointer}
.hamburger span{display:block;width:22px;height:2px;background:#fff;margin:5px 0;border-radius:1px}
.backdrop{display:none}
@media (max-width:820px){
  .hamburger{display:inline-flex;flex-direction:column;justify-content:center}
  .sidenav{position:fixed;left:0;top:0;width:240px;flex:0 0 240px;transform:translateX(-100%);transition:transform .2s ease;z-index:110;box-shadow:2px 0 12px #0004}
  .sidenav.open{transform:translateX(0)}
  .backdrop.open{display:block;position:fixed;inset:0;background:#0006;z-index:105}
  main{padding:10px!important}
  .card{padding:12px!important}
  /* big touch targets, no iOS zoom-on-focus */
  input,select,textarea,.btn{font-size:16px!important;min-height:42px}
  .btn.sm{min-height:36px;font-size:14px!important}
  table{font-size:12.5px}
  th,td{padding:6px 5px!important}
  .form{grid-template-columns:1fr 1fr!important}
}
@media (max-width:480px){ .form{grid-template-columns:1fr!important} header h1{font-size:15px!important} }
@media (prefers-reduced-motion:reduce){.sidenav{transition:none}}