Action: file_editor create /app/learnhq/assets/css/style.css --file-text "/* ==========================================================
   LearnHQ – global stylesheet
   ========================================================== */
:root{
  --primary:#0d6efd;
  --primary-600:#0b5ed7;
  --sidebar:#111827;
  --sidebar-2:#0b1220;
  --success:#198754;
  --danger:#dc3545;
  --warning:#f59e0b;
  --info:#0ea5e9;
  --muted:#6b7280;
  --border:#e5e7eb;
  --bg:#f5f7fb;
  --card:#ffffff;
  --text:#0f172a;
  --shadow:0 8px 24px rgba(15,23,42,.06);
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family:'Plus Jakarta Sans',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  background:var(--bg);
  color:var(--text);
  -webkit-font-smoothing:antialiased;
}

a{color:var(--primary);text-decoration:none}
a:hover{color:var(--primary-600)}

/* ====== APP SHELL ====== */
.app-shell{display:flex;min-height:100vh}
.main-area{flex:1;display:flex;flex-direction:column;min-width:0}

/* ====== SIDEBAR ====== */
.sidebar{
  width:260px;flex-shrink:0;
  background:linear-gradient(180deg,var(--sidebar) 0%,var(--sidebar-2) 100%);
  color:#cbd5e1;
  padding:18px 14px;
  display:flex;flex-direction:column;
  position:sticky;top:0;height:100vh;
  z-index:1040;
}
.brand{display:flex;align-items:center;gap:12px;padding:6px 10px 18px;border-bottom:1px solid #1f2937;margin-bottom:14px}
.brand-logo{
  width:42px;height:42px;border-radius:12px;
  background:linear-gradient(135deg,#3b82f6,#6366f1);
  display:flex;align-items:center;justify-content:center;color:#fff;font-size:22px;
  box-shadow:0 6px 16px rgba(59,130,246,.4);
}
.brand-logo.lg{width:56px;height:56px;font-size:28px;border-radius:16px}
.brand-logo-img{width:42px;height:42px;border-radius:12px;object-fit:cover;background:#fff}
.brand-name{color:#fff;font-weight:700;font-size:15px;line-height:1.1}
.brand-sub{color:#9ca3af;font-size:11px}

.sidebar .nav-link{
  color:#cbd5e1;border-radius:10px;padding:11px 14px;margin-bottom:4px;
  display:flex;align-items:center;gap:12px;font-weight:500;font-size:14.5px;
  transition:background .2s,color .2s,transform .2s;
}
.sidebar .nav-link i{font-size:18px;width:22px;text-align:center;opacity:.9}
.sidebar .nav-link:hover{background:#1f2937;color:#fff;transform:translateX(2px)}
.sidebar .nav-link.active{
  background:linear-gradient(135deg,rgba(13,110,253,.25),rgba(99,102,241,.2));
  color:#fff;box-shadow:inset 0 0 0 1px rgba(255,255,255,.06);
}
.sidebar-footer{margin-top:auto;padding-top:14px;border-top:1px solid #1f2937}
.logout-btn{display:flex;gap:10px;align-items:center;padding:10px 14px;color:#fca5a5;border-radius:10px}
.logout-btn:hover{background:#7f1d1d33;color:#fff}

/* mobile sidebar */
.sidebar-backdrop{
  display:none;position:fixed;inset:0;background:rgba(2,6,23,.55);
  z-index:1039;backdrop-filter:blur(4px);
}
@media (max-width: 991.98px){
  .sidebar{position:fixed;left:-280px;transition:left .3s ease}
  .sidebar.show{left:0}
  .sidebar-backdrop.show{display:block}
}

/* ====== TOPBAR ====== */
.topbar{
  height:64px;background:#fff;border-bottom:1px solid var(--border);
  position:sticky;top:0;z-index:1030;
}
.topbar .user-chip{
  background:#f1f5f9;border:0;border-radius:999px;padding:6px 14px 6px 6px;color:#0f172a;
}
.avatar-sm{
  width:30px;height:30px;border-radius:50%;
  background:linear-gradient(135deg,#3b82f6,#6366f1);color:#fff;
  display:inline-flex;align-items:center;justify-content:center;font-weight:700;font-size:13px;
}
.content{flex:1}
.footer{border-top:1px solid var(--border);background:#fff;margin-top:auto}

/* ====== STAT CARDS ====== */
.stat-card{
  background:var(--card);border-radius:16px;padding:18px 20px;
  border:1px solid var(--border);box-shadow:var(--shadow);
  display:flex;align-items:center;gap:16px;height:100%;
  transition:transform .25s,box-shadow .25s;
}
.stat-card:hover{transform:translateY(-3px);box-shadow:0 14px 30px rgba(15,23,42,.09)}
.stat-icon{
  width:54px;height:54px;border-radius:14px;display:flex;align-items:center;justify-content:center;
  font-size:24px;color:#fff;flex-shrink:0;
}
.bg-grad-blue   {background:linear-gradient(135deg,#3b82f6,#6366f1)}
.bg-grad-green  {background:linear-gradient(135deg,#10b981,#059669)}
.bg-grad-orange {background:linear-gradient(135deg,#f59e0b,#ef4444)}
.bg-grad-pink   {background:linear-gradient(135deg,#ec4899,#a855f7)}
.bg-grad-cyan   {background:linear-gradient(135deg,#06b6d4,#0ea5e9)}
.bg-grad-violet {background:linear-gradient(135deg,#8b5cf6,#6366f1)}
.stat-label{color:var(--muted);font-size:13px;font-weight:500;margin-bottom:2px}
.stat-value{font-size:24px;font-weight:800;letter-spacing:-.5px}
.stat-trend{font-size:11px;font-weight:600}

/* ====== PANELS ====== */
.panel{
  background:#fff;border:1px solid var(--border);border-radius:16px;
  box-shadow:var(--shadow);padding:20px;
}
.panel-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.panel-title{font-weight:700;font-size:15px;margin:0}
.table thead th{background:#f8fafc;color:#475569;font-weight:600;font-size:12.5px;text-transform:uppercase;letter-spacing:.4px}
.table td,.table th{vertical-align:middle}
.table-hover tbody tr:hover{background:#f8fafc}

.badge-soft{padding:4px 10px;border-radius:999px;font-size:11.5px;font-weight:600}
.badge-active   {background:#dcfce7;color:#166534}
.badge-inactive {background:#fee2e2;color:#991b1b}
.badge-completed{background:#e0e7ff;color:#3730a3}
.badge-due      {background:#fef3c7;color:#92400e}

/* ====== AUTH PAGE (glassmorphism) ====== */
.auth-body{
  min-height:100vh;
  background:radial-gradient(1200px 600px at 10% 10%,#1e3a8a 0%,transparent 60%),
             radial-gradient(900px 600px at 90% 90%,#6d28d9 0%,transparent 55%),
             linear-gradient(135deg,#0b1220 0%,#1e293b 100%);
  position:relative;overflow:hidden;
  display:flex;align-items:center;justify-content:center;padding:24px;
}
.auth-bg .orb{position:absolute;border-radius:50%;filter:blur(80px);opacity:.55;animation:float 14s ease-in-out infinite}
.orb-1{width:420px;height:420px;background:#3b82f6;top:-120px;left:-100px}
.orb-2{width:380px;height:380px;background:#a855f7;bottom:-120px;right:-80px;animation-delay:-4s}
.orb-3{width:300px;height:300px;background:#06b6d4;top:40%;left:55%;animation-delay:-8s}
@keyframes float{
  0%,100%{transform:translate(0,0) scale(1)}
  50%   {transform:translate(20px,-30px) scale(1.05)}
}

.auth-wrap{width:100%;max-width:440px;position:relative;z-index:2}
.auth-card{
  background:rgba(255,255,255,.86);
  backdrop-filter:blur(20px) saturate(140%);
  -webkit-backdrop-filter:blur(20px) saturate(140%);
  border:1px solid rgba(255,255,255,.6);
  border-radius:24px;
  padding:34px 32px;
  box-shadow:0 30px 80px rgba(2,6,23,.45);
}
.auth-brand{text-align:center}
.btn-eye{
  position:absolute;right:10px;top:50%;transform:translateY(-50%);
  background:transparent;border:0;color:var(--muted);width:36px;height:36px;border-radius:8px;
}
.btn-eye:hover{background:#f1f5f9;color:#0f172a}
.auth-hint code{background:#f1f5f9;color:#0f172a;padding:1px 6px;border-radius:6px}

/* ====== FORMS ====== */
.form-control,.form-select{border-radius:10px;border:1px solid #e2e8f0;padding:10px 14px;font-size:14.5px}
.form-control:focus,.form-select:focus{border-color:var(--primary);box-shadow:0 0 0 .2rem rgba(13,110,253,.15)}
.form-floating > label{padding-left:14px}
.btn{border-radius:10px;font-weight:600;padding:9px 18px}
.btn-primary{background:var(--primary);border-color:var(--primary)}
.btn-primary:hover{background:var(--primary-600);border-color:var(--primary-600)}
.btn-soft{background:#eef2ff;color:#3730a3;border:0}
.btn-soft:hover{background:#e0e7ff;color:#3730a3}

/* ====== MISC ====== */
.kpi-bar{height:6px;border-radius:4px;background:#e2e8f0;overflow:hidden}
.kpi-bar > span{display:block;height:100%;background:linear-gradient(90deg,#3b82f6,#6366f1)}
.empty-state{text-align:center;padding:50px 20px;color:var(--muted)}
.empty-state i{font-size:48px;opacity:.45}
.receipt-box{max-width:700px;margin:auto;background:#fff;border:1px solid var(--border);padding:36px;border-radius:16px}

@media print{
  .sidebar,.topbar,.footer,.no-print{display:none!important}
  .content,.main-area{padding:0!important}
  body{background:#fff}
  .receipt-box{box-shadow:none;border:0}
}

/* page-load entrance for cards */
.fade-in{animation:fadein .5s ease both}
.fade-in:nth-child(2){animation-delay:.06s}
.fade-in:nth-child(3){animation-delay:.12s}
.fade-in:nth-child(4){animation-delay:.18s}
.fade-in:nth-child(5){animation-delay:.24s}
.fade-in:nth-child(6){animation-delay:.30s}
@keyframes fadein{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
"
Observation: Create successful: /app/learnhq/assets/css/style.css