:root{--erp-bg:#f5f7f6;--erp-surface:#fff;--erp-border:#e3e9e6;--erp-muted:#66736d;--erp-heading:#064e3b;--erp-soft-green:#ecf8f3;--erp-soft-red:#fff1f2;--erp-shadow:0 8px 24px rgba(15,56,43,.06);--erp-radius:14px;--header-height:76px;--sidebar-width:258px}
body{background:var(--erp-bg)}
body>header{position:fixed;inset:0 0 auto;height:var(--header-height);padding:0 24px;background:#fff;border-bottom:1px solid var(--erp-border);box-shadow:0 3px 14px rgba(15,56,43,.05);backdrop-filter:none;z-index:500}
.app-body{padding-top:var(--header-height)}.brand{min-width:0}.brand img{border-radius:12px}.brand h2{color:var(--erp-heading);font-size:18px}.brand p{color:var(--erp-muted);font-weight:500}.header-meta,.header-actions{display:flex;align-items:center}.header-meta{gap:18px}.header-actions{gap:9px}.header-date-block{padding-right:18px;border-right:1px solid var(--erp-border);text-align:right;line-height:1.35}.header-session{color:var(--erp-heading);font-size:12px;font-weight:700}.header-current-date{color:var(--erp-muted);font-size:11px}.header-profile{display:inline-flex;align-items:center;gap:8px;min-height:38px;padding:6px 11px 6px 7px;border:1px solid #b7dfcf;border-radius:999px;color:var(--erp-heading);background:#f3fbf7;font-size:12px;font-weight:700}.header-profile-icon{display:grid;place-items:center;width:26px;height:26px;border-radius:50%;color:#fff;background:var(--primary)}.sidebar-toggle,.mobile-menu-toggle{display:inline-grid;place-items:center;width:38px;height:38px;border:1px solid var(--erp-border);border-radius:10px;background:#fff;color:var(--erp-heading);cursor:pointer}.mobile-menu-toggle{display:none}
.sidebar{width:var(--sidebar-width);flex:0 0 var(--sidebar-width);padding:18px 12px 54px;background:#fff;border-right:1px solid var(--erp-border);box-shadow:none;backdrop-filter:none;transition:width .2s,flex-basis .2s,transform .2s;overflow-y:auto;overflow-x:hidden}.nav-item{display:flex;align-items:center;gap:11px;min-height:48px;margin:3px 0;padding:10px 12px;border-left:3px solid transparent;border-radius:9px;color:#46534d;font-size:13px;font-weight:600;white-space:nowrap}.nav-item:hover{background:#f7faf8;color:var(--erp-heading)}.nav-item.active{background:var(--erp-soft-green);border-left-color:var(--primary);color:var(--erp-heading);text-shadow:none}.nav-item i{flex:0 0 22px;width:22px;color:#14976f;font-size:15px}.nav-label{overflow:hidden;text-overflow:ellipsis}body.sidebar-collapsed .sidebar{width:74px;flex-basis:74px}body.sidebar-collapsed .nav-item{justify-content:center;padding-inline:10px}body.sidebar-collapsed .nav-label{display:none}.main-content{padding:24px 28px 60px;background:var(--erp-bg)}.sidebar-backdrop{display:none;position:fixed;inset:var(--header-height) 0 0;background:rgba(15,23,42,.35);z-index:440}
.dashboard-shell{max-width:1500px;margin:auto}.dashboard-welcome{display:flex;justify-content:space-between;align-items:flex-start;gap:20px;margin-bottom:20px}.dashboard-welcome h2{color:var(--erp-heading);font-size:24px}.dashboard-welcome p{margin-top:6px;color:var(--erp-muted);font-size:13px}.dashboard-refresh{color:var(--erp-muted);font-size:12px;white-space:nowrap}
.erp-summary-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-bottom:18px}.erp-stat-card{display:flex;flex-direction:column;min-height:184px;padding:18px;background:#fff;border:1px solid var(--erp-border);border-radius:var(--erp-radius);box-shadow:var(--erp-shadow);transition:.15s}.erp-stat-card:hover{border-color:#b9ddcf;box-shadow:0 10px 26px rgba(15,56,43,.09)}.erp-stat-top{display:flex;justify-content:space-between;align-items:flex-start;gap:12px}.erp-stat-icon{display:grid;place-items:center;flex:0 0 42px;width:42px;height:42px;border-radius:12px;color:var(--primary);background:var(--erp-soft-green);font-size:17px}.erp-stat-card.danger .erp-stat-icon{color:var(--danger);background:var(--erp-soft-red)}.erp-stat-title{color:var(--erp-muted);font-size:12px;font-weight:700}.erp-stat-value{margin-top:8px;color:var(--erp-heading);font-size:29px;line-height:1;font-weight:800}.erp-stat-card.danger .erp-stat-value{color:var(--danger)}.erp-stat-status{min-height:34px;margin-top:11px;color:var(--erp-muted);font-size:11px;line-height:1.45}.erp-detail-link{margin-top:auto;padding-top:10px;border-top:1px solid #eef2f0;color:var(--primary-dark);font-size:11px;font-weight:700;text-decoration:none}
.due-alert-card{display:flex;align-items:center;gap:14px;margin-bottom:18px;padding:15px 16px;background:var(--erp-soft-red);border:1px solid #fecdd3;border-radius:var(--erp-radius)}.due-alert-icon{display:grid;place-items:center;flex:0 0 40px;width:40px;height:40px;border-radius:10px;color:#b91c1c;background:#ffe4e6}.due-alert-copy{flex:1;min-width:0}.due-alert-copy strong{display:block;color:#881337;font-size:13px}.due-alert-copy span{display:block;margin-top:3px;color:#9f1239;font-size:11px}
.erp-panel{margin-bottom:18px;background:#fff;border:1px solid var(--erp-border);border-radius:var(--erp-radius);box-shadow:var(--erp-shadow);overflow:hidden}.erp-panel-head{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:17px 18px;border-bottom:1px solid var(--erp-border)}.erp-panel-title h3{color:var(--erp-heading);font-size:16px}.erp-panel-title p{margin-top:4px;color:var(--erp-muted);font-size:11px}.erp-fee-tools{display:flex;align-items:center;justify-content:flex-end;flex-wrap:wrap;gap:8px}.erp-control{min-height:38px;padding:8px 10px;border:1px solid #d9e2de;border-radius:9px;background:#fff;color:#33413b;font-size:12px}.erp-control:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(5,150,105,.11)}.erp-search-wrap{position:relative}.erp-search-wrap i{position:absolute;left:11px;top:50%;transform:translateY(-50%);color:#84918b;font-size:11px}.erp-search-wrap input{width:190px;padding-left:30px}.dashboard-table-wrap{width:100%;overflow-x:auto}.dashboard-table{min-width:900px}.dashboard-table th{padding:12px 16px;background:#f7faf8;color:#496058;border-bottom:1px solid var(--erp-border);font-size:11px}.dashboard-table td{padding:13px 16px;color:#3b4842;font-size:12px}.status-badge{display:inline-flex;padding:4px 8px;border-radius:999px;font-size:10px;font-weight:700}.status-paid{color:#047857;background:#dff6ec}.status-pending{color:#b91c1c;background:#fee2e2}.dashboard-empty{padding:36px 20px!important;text-align:center!important;color:var(--erp-muted)!important}.dashboard-empty i{display:block;margin-bottom:9px;color:#9fb0a8;font-size:24px}
.erp-lower-grid{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:18px}.attendance-content{padding:18px}.attendance-totals{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:10px;margin-bottom:17px}.attendance-metric{padding:11px;border:1px solid #edf1ef;border-radius:10px;background:#fafcfb}.attendance-metric span{display:block;color:var(--erp-muted);font-size:10px}.attendance-metric strong{display:block;margin-top:4px;color:var(--erp-heading);font-size:18px}.attendance-progress-row{display:flex;align-items:center;gap:12px}.attendance-progress{flex:1;height:9px;overflow:hidden;border-radius:999px;background:#e9efec}.attendance-progress span{display:block;height:100%;width:0;border-radius:inherit;background:var(--primary);transition:width .25s}.attendance-percent{color:var(--erp-heading);font-size:12px;font-weight:800}.quick-actions-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:9px;padding:18px}.quick-action{display:flex;align-items:center;gap:9px;min-height:48px;padding:10px 11px;border:1px solid #e2e9e6;border-radius:10px;background:#fff;color:#29483c;cursor:pointer;font-size:11px;font-weight:700;text-align:left}.quick-action:hover{border-color:#a9d7c5;background:#f4fbf8}.quick-action i{display:grid;place-items:center;width:28px;height:28px;border-radius:8px;color:var(--primary);background:var(--erp-soft-green)}
@media(max-width:1100px){.erp-summary-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.erp-lower-grid{grid-template-columns:1fr}}
@media(max-width:768px){:root{--header-height:68px}body>header{padding:7px 12px}.mobile-menu-toggle{display:inline-grid;flex:0 0 38px}.sidebar-toggle{display:none}.header-date-block{display:none}.header-meta{gap:7px}.header-profile{padding-right:7px}.header-profile .profile-label{display:none}.brand h2{max-width:42vw}.app-body{flex-direction:row}.sidebar{position:fixed;z-index:450;top:var(--header-height);bottom:0;left:0;width:min(82vw,280px);transform:translateX(-105%);border-bottom:0;flex-direction:column;overflow-y:auto;padding:14px 12px 30px}body.mobile-sidebar-open .sidebar{transform:translateX(0)}body.mobile-sidebar-open .sidebar-backdrop{display:block}body.sidebar-collapsed .sidebar{width:min(82vw,280px)}body.sidebar-collapsed .nav-item{justify-content:flex-start}body.sidebar-collapsed .nav-label{display:inline}.nav-item{flex:0 0 auto;padding:10px 12px;border-left:3px solid transparent;border-bottom:0}.nav-item.active{border-left-color:var(--primary);border-bottom-color:transparent}.main-content{padding:16px 12px 30px}.dashboard-welcome{flex-direction:column;gap:8px}.dashboard-welcome h2{font-size:21px}.erp-summary-grid{grid-template-columns:1fr;gap:12px}.erp-stat-card{min-height:164px}.due-alert-card{align-items:flex-start;flex-wrap:wrap}.due-alert-copy{min-width:calc(100% - 58px)}.due-alert-card .btn{margin-left:54px}.erp-panel-head{align-items:flex-start;flex-direction:column}.erp-fee-tools{width:100%;justify-content:flex-start}.erp-search-wrap,.erp-search-wrap input{width:100%}.erp-control{flex:1;min-width:135px}.attendance-totals{grid-template-columns:repeat(2,minmax(0,1fr))}.quick-actions-grid{grid-template-columns:1fr}}
@media(max-width:420px){.brand h2{max-width:44vw;font-size:12px}.brand img{width:38px;height:38px}.erp-fee-tools .btn{width:100%}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}

body.sidebar-collapsed .nav-item{font-size:0}
body.sidebar-collapsed .nav-item i{font-size:15px}
@media(max-width:768px){body.sidebar-collapsed .nav-item{font-size:13px}}

.sidebar-toggle:focus-visible,.mobile-menu-toggle:focus-visible,.quick-action:focus-visible,.erp-detail-link:focus-visible,.due-alert-card .btn:focus-visible{outline:3px solid rgba(5,150,105,.2);outline-offset:2px}