:root{--bg:#f5f7fb;--surface:#fff;--text:#172033;--muted:#64748b;--primary:#2563eb;--border:#dbe3ef;--danger:#dc2626;--shadow:0 12px 35px rgba(15,23,42,.08)}
*{box-sizing:border-box}body{margin:0;font-family:Segoe UI,Arial,sans-serif;background:var(--bg);color:var(--text)}button,input,select{font:inherit}
.login{min-height:100vh;display:grid;place-items:center;background:linear-gradient(135deg,#eff6ff,#dbeafe)}.login-card{width:min(430px,92vw);background:#fff;border-radius:22px;padding:34px;box-shadow:0 30px 70px rgba(30,64,175,.18)}
.field{display:flex;flex-direction:column;gap:7px;margin-bottom:14px}.field input,.field select{padding:11px 12px;border:1px solid var(--border);border-radius:10px}
.btn{padding:10px 14px;border-radius:10px;border:1px solid var(--border);background:#fff;cursor:pointer;font-weight:650}.btn.primary{background:var(--primary);border-color:var(--primary);color:#fff}.btn.danger{color:#b91c1c;background:#fff1f2}
.shell{display:grid;grid-template-columns:250px 1fr;min-height:100vh}.side{background:#0f172a;color:#fff;padding:20px 14px;display:flex;flex-direction:column;gap:18px}.brand{display:flex;gap:10px;align-items:center}.logo{width:44px;height:44px;border-radius:12px;background:#2563eb;display:grid;place-items:center;font-weight:800}.nav{display:flex;flex-direction:column;gap:6px}.nav button{border:0;background:transparent;color:#dbeafe;padding:11px 12px;border-radius:10px;text-align:left;cursor:pointer}.nav button.active,.nav button:hover{background:#1e3a8a}
.main{min-width:0}.top{height:70px;background:#fff;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;padding:0 24px;position:sticky;top:0}.content{padding:26px}.head{display:flex;justify-content:space-between;gap:12px;align-items:flex-start;margin-bottom:20px}.head h2{margin:0 0 6px}.muted{color:var(--muted)}
.grid{display:grid;gap:16px}.cards{grid-template-columns:repeat(4,1fr)}.card{background:#fff;border:1px solid var(--border);border-radius:16px;padding:18px;box-shadow:var(--shadow)}.metric{font-size:30px;font-weight:800;margin-top:8px}
.toolbar{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:14px}.toolbar input,.toolbar select{padding:10px 12px;border:1px solid var(--border);border-radius:10px;background:#fff}
.table-wrap{overflow:auto;background:#fff;border:1px solid var(--border);border-radius:14px}table{border-collapse:collapse;width:100%;min-width:760px}th,td{padding:13px 14px;border-bottom:1px solid var(--border);text-align:left}th{background:#f8fafc}.badge{padding:4px 8px;border-radius:999px;font-size:12px;font-weight:700}.green{background:#dcfce7;color:#166534}.orange{background:#ffedd5;color:#9a3412}
.modal-backdrop{position:fixed;inset:0;background:rgba(15,23,42,.55);display:grid;place-items:center;padding:20px}.modal{background:#fff;border-radius:18px;padding:22px;width:min(680px,100%)}.row{display:grid;grid-template-columns:1fr 1fr;gap:12px}.toast{position:fixed;right:20px;bottom:20px;background:#0f172a;color:#fff;padding:12px 16px;border-radius:10px}
@media(max-width:900px){.cards{grid-template-columns:repeat(2,1fr)}}@media(max-width:700px){.shell{grid-template-columns:1fr}.side{position:relative}.cards{grid-template-columns:1fr}.row{grid-template-columns:1fr}}

.modal{max-height:92vh;overflow:auto}.modal-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:20px}.inline-form{display:flex;align-items:end;gap:10px;flex-wrap:wrap}.inline-form .field{flex:1;min-width:180px}.compact-list{max-height:180px;overflow:auto}.compact-list>div{display:flex;align-items:center;justify-content:space-between;padding:5px;border-bottom:1px solid var(--border)}

/* v0.7: modal footer always visible while scrolling long forms */
.modal-backdrop{z-index:1100;overflow:hidden}
.modal{max-height:min(92dvh,920px);overflow-y:auto;overscroll-behavior:contain;scrollbar-gutter:stable;position:relative}
.modal-actions{position:sticky;bottom:-22px;z-index:5;background:#fff;border-top:1px solid var(--border);padding:14px 0 16px;margin:20px -2px -22px;box-shadow:0 -8px 16px rgba(255,255,255,.94)}
.modal h3:first-child{position:sticky;top:-22px;z-index:4;background:#fff;padding:10px 0 14px;margin-top:-10px;border-bottom:1px solid var(--border)}
#location-map{width:100%;min-height:270px;touch-action:pan-x pan-y}
.modal .toolbar .btn{white-space:normal;text-align:center}
@media(max-width:700px){.modal-backdrop{padding:8px}.modal{max-height:96dvh;padding:16px;border-radius:14px}.modal-actions{bottom:-16px;margin-bottom:-16px;padding-bottom:12px}.modal h3:first-child{top:-16px}.modal-actions .btn{flex:1}#location-map{height:260px!important}}

/* v0.9 grouped sidebar */
.side{min-height:100vh;position:sticky;top:0;height:100vh;overflow-y:auto;gap:14px}
.nav{gap:4px}
.nav .nav-link,.nav .nav-group-button{width:100%;display:flex;align-items:center;gap:10px;min-height:41px;border:0;background:transparent;color:#dbeafe;padding:10px 12px;border-radius:10px;text-align:left;cursor:pointer;font-weight:500}
.nav .nav-link:hover,.nav .nav-group-button:hover,.nav .nav-link.active{background:#1e3a8a;color:#fff}
.nav .nav-group-button.group-current{color:#fff}
.nav-symbol{display:inline-flex;justify-content:center;align-items:center;width:20px;flex:none;font-size:19px}
.nav-chevron{margin-left:auto;font-size:22px;line-height:1}
.nav-children{margin:2px 0 8px 22px;padding-left:12px;border-left:1px solid #334155}
.nav-children[hidden]{display:none}
.nav .nav-child{min-height:35px;padding:7px 10px;font-size:14px}
.nav-logout{margin-top:auto;flex-shrink:0}
@media(max-width:780px){.shell{grid-template-columns:205px minmax(0,1fr)}.side{padding:14px 8px}.content{padding:16px}.top{padding:0 14px}}
@media(max-width:520px){.shell{display:block}.side{position:relative;height:auto;min-height:0;max-height:none}.nav{display:grid;grid-template-columns:1fr 1fr;align-items:start}.nav-group{grid-column:1/-1}.nav-logout{margin-top:8px}.top{height:auto;min-height:56px;gap:10px;flex-wrap:wrap}}