:root{--bg:#eef2f7;--surface:#fff;--surface2:#f8fafc;--text:#172033;--muted:#64748b;--line:#dce3ec;--primary:#2563eb;--primary-dark:#1d4ed8;--success:#16a34a;--warning:#d97706;--danger:#dc2626;--shadow:0 8px 24px rgba(15,23,42,.07);--radius:14px}
*{box-sizing:border-box}html,body{margin:0;padding:0}body{font-family:Inter,Segoe UI,Arial,sans-serif;background:var(--bg);color:var(--text);font-size:14px}
.side{display:none!important}.main{margin-left:0;min-height:100vh;padding-top:0}.top{height:76px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 28px;position:sticky;top:0;z-index:20;box-shadow:0 2px 8px rgba(15,23,42,.04)}.top b{font-size:18px}.top span{color:var(--muted);font-weight:600}.content{padding:24px 28px 40px;max-width:1700px;margin:auto}
.card,.panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}.card{padding:18px;min-height:125px}.card h2{margin:10px 0 4px;font-size:23px}.card small{color:var(--muted);font-weight:600}.panel{padding:20px;margin-bottom:18px}.panel h2{margin:0 0 6px;font-size:18px}.panel h3{margin:0 0 12px}.panel p{color:var(--muted);margin:6px 0 14px}
.cards{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:14px;margin-bottom:18px}.quick-card{display:block;text-decoration:none;color:inherit;transition:.18s}.quick-card:hover{transform:translateY(-3px);box-shadow:0 12px 28px rgba(15,23,42,.11)}.tile-icon{font-size:27px}.tile-value{font-size:23px;font-weight:800;margin:7px 0}.tile-sub{color:var(--muted);font-size:12px;font-weight:600}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border:0;background:var(--primary);color:#fff;text-decoration:none;padding:9px 13px;border-radius:9px;cursor:pointer;font-weight:700;font-size:13px;box-shadow:0 3px 8px rgba(37,99,235,.14)}.btn:hover{background:var(--primary-dark)}.btn.danger{background:var(--danger)}.btn.secondary{background:#eef2f7;color:#334155;box-shadow:none}.btn.success{background:var(--success)}
table{width:100%;border-collapse:separate;border-spacing:0;overflow:hidden;border:1px solid var(--line);border-radius:12px;background:#fff}th,td{text-align:left;padding:12px 13px;border-bottom:1px solid var(--line)}th{background:#f3f6fa;color:#475569;font-size:12px;text-transform:uppercase;letter-spacing:.03em}tr:last-child td{border-bottom:0}tbody tr:hover{background:#f8fbff}
input,select,textarea{width:100%;border:1px solid #d3dbe6;border-radius:9px;background:#fff;padding:10px 12px;font:inherit;color:var(--text);outline:none}input:focus,select:focus,textarea:focus{border-color:#60a5fa;box-shadow:0 0 0 3px rgba(37,99,235,.10)}label{display:block;font-weight:700;margin:0 0 7px;color:#374151}.formgrid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.flash{padding:12px 15px;background:#ecfdf5;border:1px solid #bbf7d0;color:#166534;border-radius:10px;margin-bottom:16px;font-weight:600}.flash.error{background:#fef2f2;border-color:#fecaca;color:#991b1b}.school-logo-mini{width:46px;height:46px;object-fit:contain;border-radius:11px;background:#f8fafc;border:1px solid var(--line);padding:4px}
.dashboard-search{background:linear-gradient(135deg,#fff,#f7faff);border-color:#d8e5f7}.search-box{display:flex;gap:10px;max-width:1100px}.search-box input{min-height:48px;font-size:15px}.search-box .btn{min-width:110px}.search-hint{color:var(--muted);font-size:12px;margin-top:8px}.inline-results{margin-top:14px}.result-row{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:15px 0;border-bottom:1px solid var(--line)}.result-row:last-child{border-bottom:0}.result-info strong{font-size:15px}.result-meta{color:var(--muted);font-size:12px;margin-top:4px}.result-actions{display:flex;gap:5px;flex-wrap:wrap;justify-content:flex-end}.no-result{padding:14px;background:#f8fafc;border-radius:10px;color:var(--muted)}
/* module navigation */
.module-nav{display:grid!important;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin:0 0 20px;padding:0;width:100%}.module-nav-card{min-height:70px;display:flex!important;align-items:center;gap:12px;padding:11px 15px;background:#fff!important;border:1px solid #dfe5ec!important;border-left:4px solid #2563eb!important;border-radius:13px;box-shadow:0 4px 14px rgba(15,23,42,.055);text-decoration:none!important;color:#172033!important;transition:.18s;position:relative}.module-nav-card:hover{transform:translateY(-3px);box-shadow:0 10px 24px rgba(15,23,42,.10)}.module-nav-card .module-icon{width:40px;height:40px;border-radius:11px;display:grid;place-items:center;font-size:19px;flex:0 0 40px}.module-nav-card .module-text{min-width:0}.module-nav-card strong{display:block;font-size:14px}.module-nav-card small{display:block;margin-top:3px;color:#64748b;font-size:11px}.module-nav-card .arrow{margin-left:auto;font-size:21px;color:#64748b}.module-nav-card.nav-blue{border-left-color:#2563eb!important}.nav-blue .module-icon{background:#dbeafe}.module-nav-card.nav-green{border-left-color:#16a34a!important}.nav-green .module-icon{background:#dcfce7}.module-nav-card.nav-purple{border-left-color:#7c3aed!important}.nav-purple .module-icon{background:#ede9fe}.module-nav-card.nav-orange{border-left-color:#f97316!important}.nav-orange .module-icon{background:#ffedd5}.module-nav-card.nav-cyan{border-left-color:#06b6d4!important}.nav-cyan .module-icon{background:#cffafe}.module-nav-card.nav-yellow{border-left-color:#f59e0b!important}.nav-yellow .module-icon{background:#fef3c7}.module-nav-card.nav-pink{border-left-color:#ec4899!important}.nav-pink .module-icon{background:#fce7f3}.module-nav-card.nav-indigo{border-left-color:#4f46e5!important}.nav-indigo .module-icon{background:#e0e7ff}.module-nav-card.nav-violet{border-left-color:#8b5cf6!important}.nav-violet .module-icon{background:#ede9fe}.module-nav-card.active{box-shadow:0 0 0 2px rgba(37,99,235,.13),0 8px 20px rgba(15,23,42,.08)}
/* profile logo dropdown */
.school-profile-menu{position:relative}.school-profile-trigger{border:1px solid #dce3ec;background:#fff;border-radius:11px;width:48px;height:48px;padding:5px;display:flex;align-items:center;justify-content:center;cursor:pointer}.school-profile-trigger img{width:36px;height:36px;object-fit:contain}.fallback-logo{font-size:23px}.profile-chevron{display:none}.school-profile-dropdown{display:none;position:absolute;right:0;top:56px;width:190px;background:#fff;border:1px solid #dce3ec;border-radius:12px;box-shadow:0 15px 35px rgba(15,23,42,.15);overflow:hidden;z-index:50}.school-profile-menu.open .school-profile-dropdown{display:block}.school-profile-dropdown a{display:flex;gap:10px;align-items:center;padding:12px 14px;color:#172033;text-decoration:none;font-weight:700}.school-profile-dropdown a:hover{background:#f4f7fb}.school-profile-dropdown .logout{color:#dc2626}
/* dashboard helpers */
.erp-welcome{display:flex;align-items:center;justify-content:space-between;gap:20px;margin:0 0 18px}.erp-welcome h1{font-size:25px;margin:0 0 4px}.erp-welcome p{margin:0;color:var(--muted)}.erp-date{background:#fff;border:1px solid var(--line);border-radius:10px;padding:9px 13px;color:#475569;font-weight:700}.stat-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:18px}.erp-stat{background:#fff;border:1px solid var(--line);border-radius:13px;padding:17px;box-shadow:var(--shadow)}.erp-stat-head{display:flex;justify-content:space-between;align-items:center;color:#475569;font-weight:700}.erp-stat-icon{width:42px;height:42px;border-radius:11px;display:grid;place-items:center;font-size:20px}.erp-stat strong{display:block;font-size:24px;margin-top:10px}.erp-stat small{color:var(--muted)}.erp-grid{display:grid;grid-template-columns:1.5fr 1fr;gap:18px}.erp-actions{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}.erp-action{display:flex;align-items:center;gap:12px;padding:14px;border:1px solid var(--line);border-radius:11px;background:#fbfcfe;text-decoration:none;color:var(--text);font-weight:700}.erp-action:hover{border-color:#93c5fd;background:#f7fbff}.erp-action-icon{width:38px;height:38px;border-radius:10px;display:grid;place-items:center;font-size:18px}.activity-row{display:flex;align-items:center;gap:12px;padding:12px 0;border-bottom:1px solid var(--line)}.activity-row:last-child{border-bottom:0}.activity-dot{width:9px;height:9px;border-radius:50%;background:#2563eb}.activity-row span{color:var(--muted);font-size:12px;margin-left:auto}
@media(max-width:1200px){.cards{grid-template-columns:repeat(3,minmax(0,1fr))}.module-nav{grid-template-columns:repeat(3,minmax(0,1fr))}.erp-grid{grid-template-columns:1fr}}@media(max-width:800px){.content{padding:18px}.cards{grid-template-columns:repeat(2,minmax(0,1fr))}.module-nav{grid-template-columns:repeat(2,minmax(0,1fr))}.stat-strip{grid-template-columns:repeat(2,1fr)}.result-row{align-items:flex-start;flex-direction:column}.result-actions{justify-content:flex-start}.formgrid{grid-template-columns:1fr}.top{padding:0 18px}}@media(max-width:520px){.cards,.module-nav,.stat-strip,.erp-actions{grid-template-columns:1fr}.content{padding:12px}.panel{padding:15px}.search-box{flex-direction:column}.search-box .btn{width:100%}.erp-welcome{align-items:flex-start;flex-direction:column}.erp-date{display:none}}

/* ERP SIDEBAR DESIGN - inspired by modern operations dashboards */
:root{--sidebar:#172554;--sidebar2:#0f1b3d;--sidebar-text:#dbe5ff;--sidebar-muted:#9fb0d0}
body{background:linear-gradient(180deg,#f6f8fb 0%,#eef2f7 100%);min-height:100vh}
.side{display:flex!important;position:fixed;left:0;top:0;bottom:0;width:240px;background:linear-gradient(180deg,var(--sidebar) 0%,var(--sidebar2) 100%);color:#fff;z-index:1000;flex-direction:column;padding:20px 14px 14px;box-shadow:8px 0 24px rgba(15,23,42,.12)}
.brand{display:flex;align-items:center;gap:10px;padding:4px 8px 16px;border-bottom:1px solid rgba(255,255,255,.14)}
.brand-logo{width:42px;height:42px;border-radius:11px;background:#fff;display:grid;place-items:center;overflow:hidden;flex:0 0 42px;box-shadow:0 4px 12px rgba(0,0,0,.15)}
.brand-logo img{width:100%;height:100%;object-fit:contain;padding:5px}.brand-logo span{font-size:23px}.brand-name{font-size:16px;font-weight:800;line-height:1.15;max-width:145px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.sidebar-user{font-size:11px;color:var(--sidebar-muted);padding:13px 10px 9px;text-transform:uppercase;letter-spacing:.05em;font-weight:800}
.nav{display:flex;flex-direction:column;gap:4px;overflow:auto;padding-right:2px}.nav a{display:flex;align-items:center;gap:11px;color:var(--sidebar-text);text-decoration:none;padding:11px 11px;border-radius:9px;font-weight:650;font-size:13px;transition:.15s}.nav a:hover{background:rgba(255,255,255,.09);color:#fff}.nav a.active{background:#2563eb;color:#fff;box-shadow:0 5px 14px rgba(37,99,235,.30)}.nav a::first-letter{font-size:16px}.sidebar-bottom{margin-top:auto;border-top:1px solid rgba(255,255,255,.14);padding-top:12px;display:flex;flex-direction:column;gap:4px}.sidebar-bottom a{color:#dbe5ff;text-decoration:none;padding:9px 10px;border-radius:8px;font-size:12px;font-weight:650}.sidebar-bottom a:hover{background:rgba(255,255,255,.08)}.sidebar-bottom .logout{color:#fecaca}
.main{margin-left:240px;min-height:100vh;padding-top:0}.top{height:72px;background:#fff;border-bottom:1px solid #e2e8f0;padding:0 26px;position:sticky;top:0;z-index:900;box-shadow:0 2px 10px rgba(15,23,42,.04)}.content{padding:22px 26px 40px;max-width:none}
.top b{font-size:17px}.top span{font-size:13px}
.module-nav{grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;margin-bottom:20px}.module-nav-card{min-height:64px;padding:10px 13px}.module-nav-card .module-icon{width:36px;height:36px;flex-basis:36px;font-size:17px}
.school-profile-menu{position:relative;margin-left:auto}.school-profile-trigger{border:1px solid #dce3ec;background:#fff;border-radius:12px;padding:4px 7px;display:flex;align-items:center;gap:4px;cursor:pointer}.school-profile-trigger img,.fallback-logo{width:34px;height:34px;object-fit:contain;border-radius:8px}.fallback-logo{display:grid;place-items:center;background:#eff6ff}.school-profile-dropdown{display:none;position:absolute;right:0;top:46px;width:170px;background:#fff;border:1px solid #dce3ec;border-radius:10px;box-shadow:0 12px 30px rgba(15,23,42,.14);padding:6px;z-index:1200}.school-profile-menu.open .school-profile-dropdown{display:block}.school-profile-dropdown a{display:flex;gap:8px;padding:9px 10px;color:#334155;text-decoration:none;border-radius:7px;font-size:12px;font-weight:650}.school-profile-dropdown a:hover{background:#f1f5f9}.school-profile-dropdown .logout{color:#dc2626}
@media(max-width:900px){.side{width:76px;padding:16px 8px}.brand{justify-content:center}.brand-name,.sidebar-user,.nav a span,.sidebar-bottom a{display:none}.nav a{justify-content:center;padding:12px 8px;font-size:18px}.main{margin-left:76px}.content{padding:18px 14px}.module-nav{grid-template-columns:repeat(2,minmax(0,1fr))}.top{padding:0 14px}}
@media(max-width:600px){.side{width:64px}.main{margin-left:64px}.module-nav{grid-template-columns:1fr}.top span{display:none}.top{height:64px}.content{padding:14px 10px}}


/* ===== School ERP V4 - NetGuardian-style sidebar ===== */
:root{
  --erp-sidebar:#172554;
  --erp-sidebar-2:#0f172a;
  --erp-sidebar-text:#dbeafe;
  --erp-sidebar-muted:#94a3b8;
  --erp-active:#2563eb;
}
body{overflow-x:hidden}
.erp-sidebar{
  position:fixed;left:0;top:0;bottom:0;width:240px;
  background:linear-gradient(180deg,var(--erp-sidebar) 0%,var(--erp-sidebar-2) 100%);
  color:#fff;padding:18px 14px;z-index:1000;
  display:flex;flex-direction:column;
  box-shadow:6px 0 22px rgba(15,23,42,.14);
}
.erp-brand{display:flex;align-items:center;gap:11px;padding:6px 8px 18px;border-bottom:1px solid rgba(255,255,255,.12)}
.erp-brand-logo{width:43px;height:43px;border-radius:11px;background:#fff;display:grid;place-items:center;overflow:hidden;flex:none;font-size:22px}
.erp-brand-logo img{width:100%;height:100%;object-fit:contain}
.erp-brand-text{min-width:0}
.erp-brand-text strong{display:block;font-size:15px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.erp-brand-text small{display:block;color:#93c5fd;font-size:10px;margin-top:3px}
.erp-sidebar-user{display:flex;align-items:center;gap:9px;padding:14px 8px 12px}
.erp-user-avatar{width:34px;height:34px;border-radius:50%;background:rgba(255,255,255,.12);display:grid;place-items:center}
.erp-sidebar-user strong{display:block;font-size:12px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:160px}
.erp-sidebar-user small{display:block;color:var(--erp-sidebar-muted);font-size:10px;margin-top:2px}
.erp-nav-title{font-size:10px;letter-spacing:1px;color:#93c5fd;font-weight:800;padding:8px 9px 6px}
.erp-nav{display:flex;flex-direction:column;gap:3px;overflow-y:auto;padding-right:2px}
.erp-nav a,.erp-sidebar-bottom a{
  display:flex;align-items:center;gap:11px;
  min-height:40px;padding:9px 11px;border-radius:8px;
  color:var(--erp-sidebar-text);text-decoration:none;font-size:13px;
  transition:background .15s ease,transform .15s ease,color .15s ease;
}
.erp-nav a span,.erp-sidebar-bottom a span{width:21px;text-align:center;font-size:16px;flex:none}
.erp-nav a:hover,.erp-sidebar-bottom a:hover{background:rgba(255,255,255,.10);color:#fff}
.erp-nav a.active{background:var(--erp-active);color:#fff;box-shadow:0 5px 14px rgba(37,99,235,.28)}
.erp-nav a b,.erp-sidebar-bottom a b{font-weight:650}
.erp-sidebar-bottom{margin-top:auto;border-top:1px solid rgba(255,255,255,.12);padding-top:10px}
.erp-sidebar-bottom a{margin-top:3px}
.erp-sidebar-bottom .erp-logout{background:rgba(220,38,38,.08)}
.erp-sidebar-bottom .erp-logout:hover{background:#dc2626}
.main{margin-left:240px!important;min-height:100vh}
@media(max-width:900px){
  .erp-sidebar{width:210px}
  .main{margin-left:210px!important}
}
@media(max-width:700px){
  .erp-sidebar{position:relative;width:100%;height:auto;min-height:0}
  .erp-nav{overflow:visible}
  .erp-sidebar-bottom{margin-top:10px}
  .main{margin-left:0!important}
}



/* =========================================================
   V5 REAL ERP THEME — NetGuardian-inspired operations UI
   ========================================================= */
:root{
  --erp-navy:#0f1f3d;
  --erp-navy2:#172b52;
  --erp-blue:#2563eb;
  --erp-bg:#eaf0f7;
  --erp-card:#ffffff;
  --erp-border:#d8e1ec;
  --erp-text:#172033;
  --erp-muted:#6b7b93;
}
html,body{min-height:100%;}
body{
  background:
    radial-gradient(circle at 78% 18%,rgba(37,99,235,.07),transparent 28%),
    linear-gradient(180deg,#f7f9fc 0%,#e9eff6 100%) !important;
  color:var(--erp-text) !important;
}
/* permanent left ERP navigation */
.erp-sidebar{
  width:240px !important;
  background:linear-gradient(180deg,#12254a 0%,#0b1730 100%) !important;
  border-right:1px solid rgba(255,255,255,.08);
  padding:18px 13px 12px !important;
}
.erp-brand{padding:5px 8px 17px !important;}
.erp-brand-logo{width:44px!important;height:44px!important;border-radius:10px!important;}
.erp-brand-text strong{font-size:15px!important;color:#fff!important;}
.erp-brand-text small{color:#9fc1ff!important;}
.erp-sidebar-user{background:rgba(255,255,255,.045);border-radius:9px;margin:12px 0 8px;padding:10px 9px!important;}
.erp-nav-title{color:#7fa8e8!important;padding-top:11px!important;}
.erp-nav a{min-height:42px!important;border-radius:8px!important;font-size:13px!important;}
.erp-nav a.active{background:#2563eb!important;box-shadow:0 5px 15px rgba(37,99,235,.35)!important;}
.erp-sidebar-bottom{border-top-color:rgba(255,255,255,.12)!important;}
.erp-sidebar-bottom .erp-logout{color:#fecaca!important;}
/* application workspace */
.main{margin-left:240px!important;min-height:100vh!important;background:transparent!important;}
.top{
  height:68px!important;
  background:rgba(255,255,255,.96)!important;
  border-bottom:1px solid #d9e2ed!important;
  box-shadow:0 2px 12px rgba(15,23,42,.06)!important;
  padding:0 24px!important;
}
.top b,.page-title{font-size:18px!important;font-weight:800!important;color:#14213d!important;}
.top span,.crumb{color:#718198!important;font-size:12px!important;}
.content{padding:20px 24px 40px!important;max-width:1700px!important;}
/* use sidebar as the primary navigation; remove duplicate module ribbon */
.module-nav{display:none!important;}
/* panels/cards look like a real operations ERP */
.panel,.card,.erp-stat,.dashboard-module-tile,.dashboard-search{
  background:#fff!important;
  border:1px solid var(--erp-border)!important;
  box-shadow:0 5px 18px rgba(31,52,79,.06)!important;
}
.panel{border-radius:12px!important;}
.card{border-radius:12px!important;}
.dashboard-module-tiles{grid-template-columns:repeat(3,minmax(0,1fr))!important;gap:12px!important;}
.dashboard-module-tile{min-height:74px!important;border-radius:10px!important;}
.dashboard-module-icon{width:42px!important;height:42px!important;border-radius:10px!important;}
.cards{gap:12px!important;}
.cards .card:nth-child(1){border-left:4px solid #2563eb!important;}
.cards .card:nth-child(2){border-left:4px solid #16a34a!important;}
.cards .card:nth-child(3){border-left:4px solid #7c3aed!important;}
.cards .card:nth-child(4){border-left:4px solid #f97316!important;}
.cards .card:nth-child(5){border-left:4px solid #06b6d4!important;}
.cards .card:nth-child(6){border-left:4px solid #dc2626!important;}
table{border-color:#d8e1ec!important;border-radius:10px!important;}
th{background:#f1f5f9!important;color:#40516b!important;}
tr:hover td{background:#f8fbff!important;}
.btn{border-radius:8px!important;}
.school-profile-trigger{width:42px!important;height:42px!important;border-radius:9px!important;}
/* page header action/profile */
.top .school-profile-menu{margin-left:auto!important;}
/* responsive sidebar */
@media(max-width:900px){
 .erp-sidebar{width:210px!important}.main{margin-left:210px!important}.content{padding:18px!important}.dashboard-module-tiles{grid-template-columns:repeat(2,1fr)!important}
}
@media(max-width:650px){
 .erp-sidebar{position:relative!important;width:100%!important;height:auto!important}.main{margin-left:0!important}.dashboard-module-tiles{grid-template-columns:1fr!important}.top{height:62px!important}
}

/* ===== PROFESSIONAL PAGE NAVIGATION ===== */
.top-nav-actions{
  display:flex;
  align-items:center;
  gap:8px;
  flex:none;
}
.top-nav-btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:6px;
  min-width:82px;
  height:38px;
  padding:0 13px;
  box-sizing:border-box;
  border:1px solid #d7e0ea;
  border-radius:9px;
  background:#fff;
  color:#1e3a5f;
  text-decoration:none;
  font:700 13px/1 'Segoe UI',Arial,sans-serif;
  cursor:pointer;
  transition:all .18s ease;
  box-shadow:0 1px 3px rgba(15,23,42,.05);
}
.top-nav-btn:hover{
  background:#f4f8fc;
  border-color:#b9c9da;
  transform:translateY(-1px);
  box-shadow:0 4px 10px rgba(15,23,42,.08);
}
.top-nav-btn:active{transform:translateY(0)}
.back-btn{color:#475569}
.home-btn{color:#2563eb}
.top > b,.top > span{display:none!important}
.top .top-nav-actions + *{margin-left:auto}
@media(max-width:600px){
  .top-nav-btn{min-width:40px;width:40px;padding:0;font-size:18px}
  .top-nav-btn span{display:none!important}
}

/* FINAL LAYOUT FIX: keep page content beside the fixed ERP sidebar */
body > .content {
  margin-left: 240px !important;
  width: calc(100% - 240px) !important;
  max-width: none !important;
}
@media (max-width: 900px) {
  body > .content {
    margin-left: 0 !important;
    width: 100% !important;
  }
}

/* ===== InfoEdu Premium Commercial UI ===== */
:root{
 --bg:#f5f7fb;--surface:#ffffff;--text:#14213d;--muted:#667085;
 --line:#e6eaf0;--primary:#315bea;--primary-dark:#2448c7;
 --sidebar:#101a33;--sidebar2:#172448;--shadow:0 10px 30px rgba(16,32,64,.07);
 --radius:16px
}
body{background:var(--bg);font-family:Inter,Segoe UI,Arial,sans-serif;color:var(--text)}
.erp-sidebar{
 display:flex!important;position:fixed;left:0;top:0;bottom:0;width:250px;
 flex-direction:column;background:linear-gradient(180deg,var(--sidebar),#0d1630);
 color:#fff;padding:18px 14px;z-index:50;box-shadow:8px 0 28px rgba(10,20,45,.10);
 overflow-y:auto
}
.erp-brand{display:flex;align-items:center;gap:12px;padding:8px 10px 20px;border-bottom:1px solid rgba(255,255,255,.09)}
.erp-brand-logo{width:44px;height:44px;border-radius:13px;background:rgba(255,255,255,.10);display:grid;place-items:center;font-size:23px;overflow:hidden}
.erp-brand-logo img{width:100%;height:100%;object-fit:contain}
.erp-brand-text strong{font-size:15px;display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.erp-sidebar-user{display:flex;align-items:center;gap:10px;padding:17px 9px;border-bottom:1px solid rgba(255,255,255,.09)}
.erp-user-avatar{width:38px;height:38px;border-radius:12px;background:rgba(255,255,255,.10);display:grid;place-items:center}
.erp-sidebar-user strong{display:block;font-size:12px}
.erp-sidebar-user small{display:block;color:#aab6d0;font-size:10px;margin-top:3px}
.erp-nav-title{font-size:9px;letter-spacing:.14em;color:#8491b1;font-weight:800;padding:19px 10px 8px}
.erp-nav{display:flex;flex-direction:column;gap:5px}
.erp-nav a{display:flex!important;align-items:center;gap:11px;padding:11px 12px;border-radius:11px;color:#b9c4db!important;text-decoration:none!important;font-size:12px;transition:.18s}
.erp-nav a span{width:27px;text-align:center;font-size:16px}
.erp-nav a:hover{background:rgba(255,255,255,.07);color:#fff!important}
.erp-nav a.active{background:linear-gradient(90deg,rgba(73,105,235,.95),rgba(73,105,235,.62));color:#fff!important;box-shadow:0 5px 15px rgba(49,91,234,.25)}
.main{margin-left:250px!important;min-height:100vh}
.top{height:72px;padding:0 28px;background:rgba(255,255,255,.94);backdrop-filter:blur(12px);border-bottom:1px solid var(--line);box-shadow:0 3px 16px rgba(15,23,42,.035)}
.top b{font-size:17px;color:#16233f}
.content{padding:26px 30px 45px;max-width:1700px}
.dashboard-wrap{padding:28px 30px 45px;max-width:1600px}
.erp-welcome{border:0!important;border-radius:22px!important;background:linear-gradient(120deg,#172554,#315bea)!important;color:#fff;box-shadow:0 16px 35px rgba(49,91,234,.20)!important;padding:32px 36px!important}
.welcome-icon{background:rgba(255,255,255,.12)!important;color:#fff}
.welcome-copy{border-left:1px solid rgba(255,255,255,.20)!important}
.welcome-copy h1{color:#fff!important;font-size:31px!important}
.welcome-copy p,.welcome-copy strong{color:#dce6ff!important}
.erp-date{background:rgba(255,255,255,.10)!important;border:1px solid rgba(255,255,255,.18)!important;color:#e4ebff!important}
.security-strip{background:#fff!important;border:1px solid #dce9e2!important;box-shadow:var(--shadow);padding:15px 20px!important}
.stats-grid{grid-template-columns:repeat(6,minmax(0,1fr));gap:16px}
.erp-stat{border:1px solid var(--line)!important;border-radius:17px!important;box-shadow:var(--shadow)!important}
.erp-stat:hover{transform:translateY(-4px)!important}
.content-grid{gap:20px}
.panel{border:1px solid var(--line)!important;box-shadow:var(--shadow)!important;border-radius:17px!important}
.module-card{border:1px solid var(--line)!important;border-radius:16px!important;box-shadow:0 5px 18px rgba(16,32,64,.05)!important}
.module-card:hover{border-color:#b9c8f5!important;box-shadow:0 12px 28px rgba(16,32,64,.10)!important}
.btn{border-radius:10px!important}
table{border-color:var(--line)!important;box-shadow:0 3px 12px rgba(16,32,64,.03)}
th{background:#f6f8fc!important}
@media(max-width:1000px){
 .erp-sidebar{width:72px;padding:15px 8px}.erp-brand-text,.erp-sidebar-user div,.erp-nav-title,.erp-nav a b{display:none}
 .erp-brand{justify-content:center}.erp-sidebar-user{justify-content:center}
 .erp-nav a{justify-content:center;padding:11px 8px}.erp-nav a span{width:auto}
 .main{margin-left:72px!important}
 .stats-grid{grid-template-columns:repeat(3,1fr)}
}
@media(max-width:650px){
 .erp-sidebar{display:none!important}.main{margin-left:0!important}
 .top{padding:0 15px}.dashboard-wrap,.content{padding:18px 13px 35px}
 .stats-grid{grid-template-columns:1fr 1fr}.module-grid{grid-template-columns:1fr 1fr}
}