/* ========================================================
   BFC Module - Enterprise Dashboard CSS
   Optimized for performance + collapsible sidebar
   ======================================================== */
:root {
  --bg: #0f172a;
  --bg-2: #1e293b;
  --card: #1e293b;
  --card-2: #334155;
  --text: #e2e8f0;
  --muted: #94a3b8;
  --border: #334155;
  --primary: #6366f1;
  --primary-2: #8b5cf6;
  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;
  --info: #06b6d4;
  --shadow: 0 4px 20px rgba(0,0,0,.2);
  --radius: 12px;
  --sidebar-w: 250px;
  --sidebar-w-collapsed: 70px;
  --topbar-h: 60px;
}
[data-theme="light"] {
  --bg:#f1f5f9; --bg-2:#fff; --card:#fff; --card-2:#f8fafc;
  --text:#0f172a; --muted:#64748b; --border:#e2e8f0;
  --shadow: 0 2px 10px rgba(0,0,0,.05);
}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:'Segoe UI',system-ui,-apple-system,sans-serif;background:var(--bg);color:var(--text);min-height:100vh;font-size:14px;-webkit-font-smoothing:antialiased}

/* Poore app ka default scrollbar - theme ke mutabiq (purple gradient) */
html{scrollbar-width:thin;scrollbar-color:#8b5cf6 transparent}
::-webkit-scrollbar{width:8px;height:8px}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{background:linear-gradient(180deg,#8b5cf6,#6366f1);border-radius:10px}
::-webkit-scrollbar-thumb:hover{background:linear-gradient(180deg,#a78bfa,#818cf8)}
a{color:inherit;text-decoration:none}
img{max-width:100%}

/* LOGIN */
.login-body{background:linear-gradient(135deg,#667eea,#764ba2);min-height:100vh;display:flex;align-items:center;justify-content:center}
.login-wrap{width:100%;max-width:420px;padding:20px}
.login-card{padding:40px;border-radius:20px}
.glass{background:rgba(255,255,255,.1);backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,.2);box-shadow:0 8px 32px rgba(0,0,0,.3)}
.login-logo{text-align:center;margin-bottom:30px;color:#fff}
.login-logo img{width:70px;height:70px;margin-bottom:10px;border-radius:12px;object-fit:contain;background:#fff;padding:8px}
.login-logo h2{font-size:28px;font-weight:700}
.login-logo h2 span{color:#fbbf24}
.login-logo p{color:rgba(255,255,255,.8);font-size:13px;margin-top:5px}
.login-card .form-group label{color:#fff}
.login-card input{background:rgba(255,255,255,.15);border:1px solid rgba(255,255,255,.3);color:#fff}
.login-links{text-align:center;margin-top:15px}
.login-links a{color:rgba(255,255,255,.9);font-size:13px}
.login-hint{text-align:center;margin-top:20px;color:rgba(255,255,255,.7)}

/* TOPBAR */
.topbar{position:fixed;top:0;left:var(--sidebar-w);right:0;height:var(--topbar-h);background:var(--bg-2);border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;padding:0 20px;z-index:100}
.topbar-left,.topbar-right{display:flex;align-items:center;gap:12px}

/* FIXED SEARCH BAR - icon no longer overlaps text */
.search-global{position:relative;width:320px;max-width:40vw}
.search-global i{
  position:absolute;
  left:14px;
  top:50%;
  transform:translateY(-50%);
  color:var(--muted);
  font-size:13px;
  pointer-events:none;
  z-index:2;
}
.search-global input{
  width:100%;
  height:38px;
  padding:0 14px 0 38px; /* left padding accommodates icon */
  background:var(--card-2);
  border:1px solid var(--border);
  border-radius:8px;
  color:var(--text);
  font-size:13px;
  line-height:38px;
}
.search-global input::placeholder{color:var(--muted)}

.btn-icon{background:transparent;border:none;color:var(--text);width:38px;height:38px;border-radius:8px;cursor:pointer;position:relative;display:inline-flex;align-items:center;justify-content:center;font-size:14px}
.btn-icon:hover{background:var(--card-2)}
.badge{position:absolute;top:2px;right:2px;background:var(--danger);color:#fff;font-size:10px;padding:1px 5px;border-radius:10px;min-width:16px;height:16px;display:flex;align-items:center;justify-content:center;font-weight:600}

.user-btn{background:transparent;border:none;color:var(--text);display:flex;align-items:center;gap:10px;cursor:pointer;padding:5px 10px;border-radius:8px}
.user-btn:hover{background:var(--card-2)}
.avatar{width:34px;height:34px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--primary-2));color:#fff;display:flex;align-items:center;justify-content:center;font-weight:600;font-size:13px}
.user-info{display:flex;flex-direction:column;align-items:flex-start;line-height:1.2}
.user-info b{font-size:13px}
.user-info small{color:var(--muted);font-size:11px}

.dropdown{position:relative}
.dropdown-menu{position:absolute;right:0;top:calc(100% + 6px);background:var(--card);border:1px solid var(--border);border-radius:10px;min-width:220px;box-shadow:var(--shadow);padding:6px;display:none;z-index:200}
.dropdown-menu.show{display:block}
.dropdown-menu h4{padding:8px 12px;font-size:13px;border-bottom:1px solid var(--border);margin-bottom:4px}
.dropdown-menu a{display:flex;align-items:center;gap:10px;padding:9px 12px;border-radius:6px;font-size:13px}
.dropdown-menu a:hover{background:var(--card-2)}
.dropdown-menu .divider{height:1px;background:var(--border);margin:4px 0}
.dropdown-menu .empty{padding:20px;text-align:center;color:var(--muted);font-size:12px}
#notif{min-width:340px;}
#notifList{max-height:380px;overflow-y:auto;scrollbar-width:thin;scrollbar-color:#6366f144 transparent;}
#notifList::-webkit-scrollbar{width:4px;}
#notifList::-webkit-scrollbar-track{background:transparent;}
#notifList::-webkit-scrollbar-thumb{background:#6366f144;border-radius:4px;}
#notifList::-webkit-scrollbar-thumb:hover{background:#6366f188;}

/* LAYOUT */
.layout{display:flex;padding-top:var(--topbar-h);min-height:100vh}

/* SIDEBAR with collapse */
.sidebar{
  position:fixed;
  left:0;
  top:0;
  bottom:0;
  width:var(--sidebar-w);
  background:var(--bg-2);
  border-right:1px solid var(--border);
  overflow-y:auto;
  overflow-x:hidden;
  transition:width .25s ease;
  z-index:90;
}
.sidebar::-webkit-scrollbar{width:5px}
.sidebar::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}

body.sidebar-collapsed .sidebar{width:var(--sidebar-w-collapsed)}
body.sidebar-collapsed .main-content{margin-left:var(--sidebar-w-collapsed)}
body.sidebar-collapsed .brand h3{display:none}
body.sidebar-collapsed .brand{justify-content:center;padding:18px 10px}
body.sidebar-collapsed .nav-link span{display:none}
body.sidebar-collapsed .nav-link{justify-content:center;padding:12px}
body.sidebar-collapsed .sidebar-footer{display:none}

/* Tooltip on collapsed sidebar */
body.sidebar-collapsed .nav-link{position:relative}
body.sidebar-collapsed .nav-link:hover::after{
  content:attr(data-title);
  position:absolute;
  left:calc(100% + 10px);
  top:50%;
  transform:translateY(-50%);
  background:var(--card);
  color:var(--text);
  padding:6px 12px;
  border-radius:6px;
  font-size:12px;
  white-space:nowrap;
  border:1px solid var(--border);
  box-shadow:var(--shadow);
  z-index:300;
}

.brand{padding:18px 20px;display:flex;align-items:center;gap:12px;transition:padding .25s}
.brand img{width:36px;height:36px;border-radius:8px;object-fit:cover;background:#fff;padding:3px;flex-shrink:0}
.brand h3{font-size:17px;white-space:nowrap;overflow:hidden}
.brand h3 span{color:var(--primary)}

.nav{padding:12px 8px;display:flex;flex-direction:column;gap:3px}
.nav-link{display:flex;align-items:center;gap:12px;padding:11px 14px;border-radius:8px;color:var(--muted);font-size:13px;transition:background .15s,color .15s;font-weight:500;white-space:nowrap;overflow:hidden}
.nav-link i{width:18px;text-align:center;flex-shrink:0;font-size:14px}
.nav-link:hover{background:var(--card-2);color:var(--text)}
.nav-link.active{background:linear-gradient(135deg,var(--primary),var(--primary-2));color:#fff}
.sidebar-footer{padding:12px;text-align:center;color:var(--muted);border-top:1px solid var(--border);font-size:11px}

/* MAIN */
.main-content{
  margin-left:var(--sidebar-w);
  flex:1;
  padding:22px;
  transition:margin .25s ease;
  min-width:0;
}

/* PAGE */
.page-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;flex-wrap:wrap;gap:15px}
.page-title h1{font-size:22px;margin-bottom:3px}
.page-title p{color:var(--muted);font-size:12px}
.page-actions{display:flex;gap:8px;flex-wrap:wrap}

/* CARDS - simplified, no animation lag */
.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:15px;margin-bottom:20px}
.stat-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:18px;position:relative;overflow:hidden}
.stat-card::before{content:'';position:absolute;top:0;left:0;width:3px;height:100%;background:var(--primary)}
.stat-card.success::before{background:var(--success)}
.stat-card.warning::before{background:var(--warning)}
.stat-card.danger::before{background:var(--danger)}
.stat-card.info::before{background:var(--info)}
.stat-card .stat-icon{width:42px;height:42px;border-radius:10px;background:rgba(99,102,241,.15);color:var(--primary);display:flex;align-items:center;justify-content:center;font-size:18px;margin-bottom:12px}
.stat-card.success .stat-icon{background:rgba(16,185,129,.15);color:var(--success)}
.stat-card.warning .stat-icon{background:rgba(245,158,11,.15);color:var(--warning)}
.stat-card.danger .stat-icon{background:rgba(239,68,68,.15);color:var(--danger)}
.stat-card.info .stat-icon{background:rgba(6,182,212,.15);color:var(--info)}
.stat-card h2{font-size:24px;font-weight:700;margin-bottom:3px}
.stat-card p{color:var(--muted);font-size:12px}

/* GRID */
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-bottom:20px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-bottom:20px}
@media(max-width:900px){.grid-2,.grid-3{grid-template-columns:1fr}}

/* PANELS */
.panel{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:18px}
.panel-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:15px;padding-bottom:12px;border-bottom:1px solid var(--border);flex-wrap:wrap;gap:10px}
.panel-header h3{font-size:15px}

/* TABLES */
.table-wrap{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}
.table-toolbar{padding:12px 18px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:10px;border-bottom:1px solid var(--border)}
.table-toolbar input,.table-toolbar select{padding:8px 12px;background:var(--card-2);border:1px solid var(--border);border-radius:7px;color:var(--text);font-size:13px}
.table-scroll{overflow-x:auto}
table.data-table{width:100%;border-collapse:collapse}
table.data-table th{background:var(--card-2);padding:11px 14px;text-align:left;font-size:11px;text-transform:uppercase;color:var(--muted);font-weight:600;letter-spacing:.5px;white-space:nowrap}
table.data-table td{padding:11px 14px;border-top:1px solid var(--border);font-size:13px}
table.data-table tbody tr:hover{background:var(--card-2)}

/* BUTTONS */
.btn{display:inline-flex;align-items:center;gap:7px;padding:8px 14px;border-radius:7px;font-size:13px;font-weight:500;border:none;cursor:pointer;transition:opacity .15s;text-decoration:none;white-space:nowrap}
.btn:hover{opacity:.9}
.btn-primary{background:linear-gradient(135deg,var(--primary),var(--primary-2));color:#fff}
.btn-success{background:var(--success);color:#fff}
.btn-danger{background:var(--danger);color:#fff}
.btn-warning{background:var(--warning);color:#fff}
.btn-secondary{background:var(--card-2);color:var(--text);border:1px solid var(--border)}
.btn-sm{padding:5px 9px;font-size:12px}
.btn-block{width:100%;justify-content:center}
.btn-icon-only{width:30px;height:30px;padding:0;justify-content:center}

/* FORMS */
.form-group{margin-bottom:14px}
.form-group label{display:block;margin-bottom:5px;font-size:12px;font-weight:500;color:var(--muted)}
.form-control,input[type=text],input[type=email],input[type=password],input[type=number],input[type=date],input[type=tel],input[type=file],select,textarea{
  width:100%;padding:9px 12px;background:var(--card-2);border:1px solid var(--border);border-radius:7px;color:var(--text);font-size:13px;font-family:inherit
}
.form-control:focus,input:focus,select:focus,textarea:focus{outline:none;border-color:var(--primary)}
.form-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:12px}
.form-row-2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.form-row-3{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
@media(max-width:600px){.form-row-2,.form-row-3{grid-template-columns:1fr}}

/* PRICE TIER BOX */
.price-tier-box{background:var(--card-2);border:1px dashed var(--border);border-radius:8px;padding:12px;margin-top:10px}
.price-tier-box h5{font-size:12px;margin-bottom:10px;color:var(--primary)}

/* BADGES */
.status{padding:3px 9px;border-radius:20px;font-size:10px;font-weight:600;text-transform:uppercase;letter-spacing:.5px;display:inline-block}
.status-active,.status-approved,.status-paid{background:rgba(16,185,129,.15);color:var(--success)}
.status-pending{background:rgba(245,158,11,.15);color:var(--warning)}
.status-partial{background:rgba(99,102,241,.15);color:var(--primary)}
.status-hold{background:rgba(148,163,184,.15);color:#94a3b8}
.status-rejected,.status-inactive{background:rgba(239,68,68,.15);color:var(--danger)}
.status-low{background:rgba(245,158,11,.15);color:var(--warning)}
.status-out{background:rgba(239,68,68,.15);color:var(--danger)}

/* ALERTS */
.alert{padding:11px 14px;border-radius:8px;margin-bottom:12px;display:flex;align-items:center;gap:10px;font-size:13px}
.alert-error{background:rgba(239,68,68,.1);color:var(--danger);border:1px solid rgba(239,68,68,.3)}
.alert-success{background:rgba(16,185,129,.1);color:var(--success)}
.alert-info{background:rgba(6,182,212,.1);color:var(--info);border:1px solid rgba(6,182,212,.3)}

/* MODAL */
.modal-backdrop{position:fixed;inset:0;background:rgba(0,0,0,.6);display:none;align-items:center;justify-content:center;z-index:500;padding:20px}
.modal-backdrop.show{display:flex}
.modal{background:var(--card);border-radius:var(--radius);max-width:700px;width:100%;max-height:90vh;overflow-y:auto}
.modal-lg{max-width:900px}
.modal-header{padding:16px 20px;border-bottom:1px solid var(--border);display:flex;justify-content:space-between;align-items:center}
.modal-header h3{font-size:16px}
.modal-body{padding:20px}
.modal-footer{padding:14px 20px;border-top:1px solid var(--border);display:flex;justify-content:flex-end;gap:10px}
.modal-close{background:transparent;border:none;color:var(--muted);font-size:22px;cursor:pointer;line-height:1}

/* TOAST */
#toast-container{position:fixed;bottom:20px;right:20px;z-index:9999;display:flex;flex-direction:column;gap:8px}
.toast{padding:12px 16px;border-radius:8px;background:var(--card);border-left:3px solid var(--primary);box-shadow:var(--shadow);min-width:260px;display:flex;align-items:center;gap:10px;font-size:13px}
.toast.success{border-color:var(--success)}
.toast.error{border-color:var(--danger)}
.toast.warning{border-color:var(--warning)}

/* LOADER - smaller, less intrusive */
.loader-overlay{position:fixed;top:75px;right:20px;z-index:9999;display:none;background:var(--card);padding:8px 14px;border-radius:8px;border:1px solid var(--border);box-shadow:var(--shadow);align-items:center;gap:10px}
/* ADVANCED CENTER LOADER (for filter/table loading) */
.center-loader-overlay{
  position:fixed; inset:0; z-index:10000;
  display:none; align-items:center; justify-content:center;
  background:rgba(10,12,20,.55);
  backdrop-filter:blur(4px);
  -webkit-backdrop-filter:blur(4px);
}
.center-loader-overlay.show{ display:flex; }
.center-loader-box{
  display:flex; flex-direction:column; align-items:center; gap:14px;
  background:var(--card); border:1px solid var(--border);
  padding:28px 40px; border-radius:16px;
  box-shadow:0 20px 60px rgba(0,0,0,.45);
  animation:loaderPop .18s ease-out;
}
@keyframes loaderPop{ from{transform:scale(.9); opacity:0} to{transform:scale(1); opacity:1} }
.ring-spinner{ width:52px; height:52px; position:relative; }
.ring-spinner::before, .ring-spinner::after{
  content:''; position:absolute; inset:0; border-radius:50%;
  border:4px solid transparent;
}
.ring-spinner::before{
  border-top-color:#6366f1; border-right-color:#8b5cf6;
  animation:ringspin .9s linear infinite;
}
.ring-spinner::after{
  inset:8px; border-bottom-color:#06b6d4; border-left-color:#ec4899;
  animation:ringspin 1.3s linear infinite reverse;
}
@keyframes ringspin{ to{ transform:rotate(360deg); } }
.center-loader-box span{
  font-size:13px; color:var(--text); font-weight:600; letter-spacing:.3px;
}
.loader-overlay.show{display:flex}
.spinner{width:18px;height:18px;border:2px solid var(--border);border-top-color:var(--primary);border-radius:50%;animation:spin .8s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

/* CHARTS */
.chart-container{position:relative;height:280px}

/* RESPONSIVE */
@media(max-width:900px){
  body:not(.sidebar-mobile-open) .sidebar{transform:translateX(-100%)}
  body.sidebar-mobile-open .sidebar{transform:translateX(0);width:var(--sidebar-w)}
  body.sidebar-mobile-open .brand h3{display:block}
  body.sidebar-mobile-open .nav-link span{display:inline}
  .main-content{margin-left:0!important}
  .search-global{display:none}
  body.sidebar-collapsed .main-content{margin-left:0}
}

/* PRINT */
@media print {
  .topbar,.sidebar,.no-print,#toast-container,.loader-overlay,.page-actions,.table-toolbar{display:none!important}
  .main-content{margin-left:0!important;padding:0}
  body{background:#fff;color:#000}
  .panel,.table-wrap,.stat-card{box-shadow:none;border:1px solid #ddd}
}

.text-success{color:var(--success)}
.text-danger{color:var(--danger)}
.text-warning{color:var(--warning)}
.text-primary{color:var(--primary)}
.text-info{color:var(--info)}
.text-muted{color:var(--muted)}
.text-center{text-align:center}
.text-right{text-align:right}
.mb-0{margin-bottom:0}
.mb-2{margin-bottom:10px}
.mb-3{margin-bottom:15px}
.mt-3{margin-top:15px}
.flex{display:flex;align-items:center;gap:10px}