/* ============================================================
   TechAge CBT Platform - Global Stylesheet v2.0
   Primary: #0a1f44 (Navy)  Accent: #ff7a00 (Orange)
   ============================================================ */

:root {
  --primary:       #0a1f44;
  --primary-light: #1a3a6e;
  --primary-dark:  #061530;
  --accent:        #ff7a00;
  --accent-light:  #ff9d3d;
  --accent-dark:   #cc6200;
  --success:       #10b981;
  --warning:       #f59e0b;
  --danger:        #ef4444;
  --info:          #3b82f6;
  --light-bg:      #f0f4ff;
  --surface:       #ffffff;
  --surface-2:     #f8faff;
  --border:        #e2e8f4;
  --text-main:     #1e293b;
  --text-muted:    #64748b;
  --text-light:    #94a3b8;
  --sidebar-w:     260px;
  --topbar-h:      60px;
  --radius:        12px;
  --radius-sm:     8px;
  --radius-lg:     16px;
  --shadow-sm:     0 1px 3px rgba(10,31,68,.08);
  --shadow:        0 4px 16px rgba(10,31,68,.10);
  --shadow-lg:     0 10px 40px rgba(10,31,68,.15);
  --transition:    all .22s cubic-bezier(.4,0,.2,1);
}
*,*::before,*::after{box-sizing:border-box;}
body{font-family:"Segoe UI",system-ui,-apple-system,sans-serif;background:var(--light-bg);color:var(--text-main);min-height:100vh;font-size:14px;line-height:1.6;-webkit-font-smoothing:antialiased;}
a{color:var(--accent);text-decoration:none;transition:var(--transition);}
a:hover{color:var(--accent-dark);}
h1,h2,h3,h4,h5,h6{font-weight:700;color:var(--text-main);}
::-webkit-scrollbar{width:6px;height:6px;}
::-webkit-scrollbar-track{background:transparent;}
::-webkit-scrollbar-thumb{background:rgba(10,31,68,.18);border-radius:3px;}
::-webkit-scrollbar-thumb:hover{background:rgba(10,31,68,.32);}

/*  TOPBAR  */
.topbar{position:fixed;top:0;left:0;right:0;z-index:1040;height:var(--topbar-h);background:var(--primary);display:flex;align-items:center;padding:0 1.25rem;box-shadow:0 2px 12px rgba(0,0,0,.25);gap:.75rem;}
.topbar-brand{font-size:1.2rem;font-weight:800;color:#fff;white-space:nowrap;text-decoration:none;display:flex;align-items:center;gap:.4rem;letter-spacing:-.01em;}
.topbar-brand span{color:var(--accent);}
.topbar-brand:hover{color:#fff;}
.topbar-brand .brand-icon{width:32px;height:32px;background:var(--accent);border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:.9rem;flex-shrink:0;}
.sidebar-toggle{background:none;border:none;color:rgba(255,255,255,.8);font-size:1.25rem;cursor:pointer;padding:.4rem .5rem;border-radius:var(--radius-sm);transition:var(--transition);display:flex;align-items:center;justify-content:center;flex-shrink:0;line-height:1;}
.sidebar-toggle:hover{background:rgba(255,255,255,.12);color:#fff;}
.topbar-spacer{flex:1;}
.topbar-nav{display:flex;align-items:center;gap:.5rem;}
.topbar-avatar{width:36px;height:36px;border-radius:50%;background:var(--accent);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:.9rem;flex-shrink:0;border:2px solid rgba(255,255,255,.25);}
.topbar-user-name{color:rgba(255,255,255,.9);font-size:.85rem;font-weight:500;max-width:130px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.topbar-dropdown .dropdown-toggle{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.15);border-radius:var(--radius-sm);padding:.35rem .8rem;color:#fff;display:flex;align-items:center;gap:.5rem;transition:var(--transition);text-decoration:none;font-size:.85rem;}
.topbar-dropdown .dropdown-toggle:hover{background:rgba(255,255,255,.16);}
.topbar-dropdown .dropdown-toggle::after{display:none;}
.topbar-dropdown .dropdown-menu{border:none;box-shadow:var(--shadow-lg);border-radius:var(--radius);min-width:200px;padding:.5rem;margin-top:.5rem!important;}
.topbar-dropdown .dropdown-item{border-radius:var(--radius-sm);padding:.5rem .75rem;font-size:.875rem;transition:var(--transition);}
.topbar-dropdown .dropdown-item:hover{background:var(--light-bg);}
.topbar-dropdown .dropdown-item.text-danger:hover{background:#fef2f2;}
.topbar-divider{width:1px;height:24px;background:rgba(255,255,255,.15);flex-shrink:0;}

/*  SIDEBAR OVERLAY  */
.sidebar-overlay{display:none;position:fixed;inset:0;z-index:1029;background:rgba(10,31,68,.55);backdrop-filter:blur(2px);opacity:0;transition:opacity .25s;}
.sidebar-overlay.active{display:block;opacity:1;}

/*  SIDEBAR  */
.sidebar{position:fixed;top:var(--topbar-h);left:0;width:var(--sidebar-w);height:calc(100vh - var(--topbar-h));background:var(--primary);z-index:1030;display:flex;flex-direction:column;transition:transform .28s cubic-bezier(.4,0,.2,1);overflow:hidden;box-shadow:2px 0 12px rgba(0,0,0,.15);}
.sidebar-inner{flex:1;overflow-y:auto;overflow-x:hidden;padding:.5rem 0 1rem;}
.sidebar-inner::-webkit-scrollbar{width:4px;}
.sidebar-inner::-webkit-scrollbar-thumb{background:rgba(255,255,255,.15);border-radius:2px;}
.sidebar-inner::-webkit-scrollbar-thumb:hover{background:rgba(255,255,255,.28);}
.sidebar-section{color:rgba(255,255,255,.38);font-size:.68rem;font-weight:600;text-transform:uppercase;letter-spacing:.1em;padding:1rem 1.25rem .3rem;user-select:none;}
.sidebar .nav-link{color:rgba(255,255,255,.72);padding:.6rem 1.25rem;border-radius:0;font-size:.875rem;font-weight:500;display:flex;align-items:center;gap:.7rem;transition:var(--transition);border-left:3px solid transparent;white-space:nowrap;}
.sidebar .nav-link i{font-size:1rem;flex-shrink:0;width:18px;text-align:center;}
.sidebar .nav-link .nav-label{overflow:hidden;text-overflow:ellipsis;}
.sidebar .nav-link:hover{color:#fff;background:rgba(255,255,255,.08);border-left-color:rgba(255,122,0,.5);}
.sidebar .nav-link.active{color:#fff;background:rgba(255,122,0,.18);border-left-color:var(--accent);font-weight:600;}
.sidebar .nav-link.logout-link{color:rgba(239,68,68,.8);}
.sidebar .nav-link.logout-link:hover{color:#ef4444;background:rgba(239,68,68,.1);border-left-color:#ef4444;}
.sidebar-footer{padding:.85rem 1.25rem;border-top:1px solid rgba(255,255,255,.08);flex-shrink:0;}
.sidebar-footer .user-info{display:flex;align-items:center;gap:.65rem;}
.sidebar-footer .user-avatar{width:34px;height:34px;border-radius:50%;background:var(--accent);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:.85rem;flex-shrink:0;}
.sidebar-footer .user-name{font-size:.82rem;font-weight:600;color:#fff;line-height:1.2;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.sidebar-footer .user-role{font-size:.72rem;color:rgba(255,255,255,.45);}

/* Desktop collapsed */
.sidebar-collapsed .sidebar{transform:translateX(calc(-1 * var(--sidebar-w)));}
.sidebar-collapsed .main-content{margin-left:0!important;}

/* Mobile/Tablet: hidden by default */
@media(max-width:991.98px){
  .sidebar{transform:translateX(calc(-1 * var(--sidebar-w)));}
  .sidebar.sidebar-open{transform:translateX(0);}
  .main-content{margin-left:0!important;}
  .topbar-user-name{display:none;}
}
@media(max-width:575.98px){
  .main-content{padding:1rem .75rem;}
  .topbar{padding:0 .75rem;}
}

/*  MAIN CONTENT  */
.main-content{margin-left:var(--sidebar-w);margin-top:var(--topbar-h);padding:1.5rem;min-height:calc(100vh - var(--topbar-h));transition:margin-left .28s cubic-bezier(.4,0,.2,1);}

/* Page header */
.page-header{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:.75rem;margin-bottom:1.5rem;padding-bottom:1rem;border-bottom:1px solid var(--border);}
.page-header h4{font-size:1.2rem;font-weight:700;color:var(--primary);margin:0;}
.page-header p{font-size:.82rem;color:var(--text-muted);margin:.15rem 0 0;}

/*  CARDS  */
.card{border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-sm);background:var(--surface);transition:var(--transition);}
.card:hover{box-shadow:var(--shadow);}
.card-header{background:var(--primary);color:#fff;border-radius:var(--radius) var(--radius) 0 0!important;font-weight:600;font-size:.9rem;padding:.85rem 1.25rem;border-bottom:none;display:flex;align-items:center;gap:.5rem;}
.card-header .btn{font-size:.78rem;}
.card-body{padding:1.25rem;}
.card-footer{background:var(--surface-2);border-top:1px solid var(--border);border-radius:0 0 var(--radius) var(--radius)!important;padding:.85rem 1.25rem;}

/*  STAT CARDS  */
.stat-card{border-radius:var(--radius);padding:1.4rem 1.5rem;color:#fff;position:relative;overflow:hidden;box-shadow:var(--shadow);border:none;transition:var(--transition);}
.stat-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg);}
.stat-card .stat-icon{position:absolute;right:1rem;top:50%;transform:translateY(-50%);font-size:3.8rem;opacity:.15;pointer-events:none;}
.stat-card h2{font-size:2rem;font-weight:800;margin:0;line-height:1;}
.stat-card p{margin:0 0 .4rem;font-size:.78rem;opacity:.82;font-weight:600;text-transform:uppercase;letter-spacing:.05em;}
.stat-primary{background:linear-gradient(135deg,#0a1f44 0%,#1a3a6e 100%);}
.stat-accent{background:linear-gradient(135deg,#cc6200 0%,#ff7a00 100%);}
.stat-success{background:linear-gradient(135deg,#059669 0%,#10b981 100%);}
.stat-info{background:linear-gradient(135deg,#2563eb 0%,#3b82f6 100%);}
.stat-purple{background:linear-gradient(135deg,#7c3aed 0%,#a78bfa 100%);}

/*  BUTTONS  */
.btn{border-radius:var(--radius-sm);font-weight:500;font-size:.875rem;transition:var(--transition);}
.btn-primary{background:var(--primary);border-color:var(--primary);}
.btn-primary:hover{background:var(--primary-light);border-color:var(--primary-light);}
.btn-accent{background:var(--accent);border-color:var(--accent);color:#fff;}
.btn-accent:hover{background:var(--accent-dark);border-color:var(--accent-dark);color:#fff;transform:translateY(-1px);box-shadow:0 4px 12px rgba(255,122,0,.35);}
.btn-accent:active{transform:translateY(0);}
.btn-outline-primary{color:var(--primary);border-color:var(--primary);}
.btn-outline-primary:hover{background:var(--primary);color:#fff;}
.btn-sm{font-size:.8rem;padding:.35rem .75rem;}
.btn-lg{font-size:1rem;padding:.65rem 1.5rem;}
.btn-icon{width:36px;height:36px;padding:0;display:inline-flex;align-items:center;justify-content:center;}

/*  FORMS  */
.form-control,.form-select{border:1.5px solid var(--border);border-radius:var(--radius-sm);font-size:.875rem;color:var(--text-main);transition:var(--transition);background:var(--surface);}
.form-control:focus,.form-select:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(255,122,0,.12);background:var(--surface);}
.form-label{font-weight:600;font-size:.82rem;color:var(--text-main);margin-bottom:.4rem;}
.input-group-text{background:var(--surface-2);border:1.5px solid var(--border);color:var(--text-muted);font-size:.9rem;}
.form-control::placeholder{color:var(--text-light);}
.form-check-input:checked{background-color:var(--accent);border-color:var(--accent);}
.form-check-input:focus{box-shadow:0 0 0 3px rgba(255,122,0,.12);}

/*  TABLES  */
.table{font-size:.875rem;}
.table thead th{background:var(--primary);color:#fff;border:none;font-weight:600;font-size:.78rem;text-transform:uppercase;letter-spacing:.04em;padding:.85rem 1rem;white-space:nowrap;}
.table tbody td{padding:.8rem 1rem;vertical-align:middle;border-color:var(--border);}
.table-hover tbody tr:hover{background:rgba(10,31,68,.03);}
.table-striped tbody tr:nth-of-type(odd){background:rgba(10,31,68,.02);}

/*  BADGES  */
.badge{font-weight:600;font-size:.72rem;padding:.35em .65em;border-radius:6px;}

/*  MODALS  */
.modal-content{border:none;border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);overflow:hidden;}
.modal-header{background:var(--primary);color:#fff;border-bottom:none;padding:1rem 1.25rem;}
.modal-header .modal-title{font-weight:700;font-size:1rem;}
.modal-header .btn-close{filter:invert(1);opacity:.7;}
.modal-header .btn-close:hover{opacity:1;}
.modal-body{padding:1.5rem;}
.modal-footer{border-top:1px solid var(--border);padding:1rem 1.5rem;background:var(--surface-2);}

/*  ALERTS  */
.alert{border-radius:var(--radius-sm);border:none;font-size:.875rem;}
.alert-success{background:#ecfdf5;color:#065f46;}
.alert-danger{background:#fef2f2;color:#991b1b;}
.alert-warning{background:#fffbeb;color:#92400e;}
.alert-info{background:#eff6ff;color:#1e40af;}

/*  PROGRESS  */
.progress{height:8px;border-radius:50px;background:var(--border);}
.progress-bar{background:var(--accent);border-radius:50px;}
.progress-bar.bg-success{background:var(--success)!important;}
.progress-bar.bg-danger{background:var(--danger)!important;}
.progress-bar.bg-warning{background:var(--warning)!important;}

/*  LIST GROUP  */
.list-group-item{border-color:var(--border);font-size:.875rem;padding:.85rem 1.25rem;}
.list-group-item-action:hover{background:var(--surface-2);}
.list-group-item.active{background:var(--primary);border-color:var(--primary);}

/*  DROPDOWN  */
.dropdown-menu{border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-lg);font-size:.875rem;}
.dropdown-item{border-radius:var(--radius-sm);padding:.5rem .85rem;transition:var(--transition);}
.dropdown-item:hover{background:var(--light-bg);}

/*  PAGINATION  */
.page-link{color:var(--primary);border-color:var(--border);border-radius:var(--radius-sm)!important;margin:0 2px;}
.page-link:hover{background:var(--primary);color:#fff;border-color:var(--primary);}
.page-item.active .page-link{background:var(--primary);border-color:var(--primary);}

/*  TABS  */
.nav-tabs{border-bottom:2px solid var(--border);}
.nav-tabs .nav-link{color:var(--text-muted);border:none;border-bottom:2px solid transparent;margin-bottom:-2px;padding:.6rem 1rem;font-weight:500;font-size:.875rem;transition:var(--transition);}
.nav-tabs .nav-link:hover{color:var(--primary);border-bottom-color:var(--border);}
.nav-tabs .nav-link.active{color:var(--accent);border-bottom-color:var(--accent);font-weight:600;}

/*  LOGIN PAGE - SPLIT SCREEN DESIGN  */
.login-split-wrapper{min-height:100vh;display:flex;position:relative;overflow:hidden;background:var(--primary);}

/* Left Panel */
.login-left-panel{
  flex:1;min-width:0;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,#0a1f44 0%,#061530 50%,#0d2555 100%);
  padding:2rem;position:relative;
}
.login-left-panel::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(ellipse 80% 50% at 20% 40%,rgba(255,122,0,.08),transparent),
    radial-gradient(ellipse 60% 40% at 80% 60%,rgba(255,122,0,.04),transparent),
    url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}
.login-brand-content{position:relative;z-index:1;max-width:500px;width:100%;}
.login-brand-logo{display:flex;align-items:center;gap:.75rem;margin-bottom:.75rem;}
.brand-logo-icon{width:52px;height:52px;border-radius:14px;background:linear-gradient(135deg,var(--accent),var(--accent-light));
  display:flex;align-items:center;justify-content:center;font-size:1.7rem;box-shadow:0 4px 20px rgba(255,122,0,.35);}
.login-brand-logo h1{font-size:1.65rem;font-weight:800;color:#fff;letter-spacing:-.02em;margin:0;}
.brand-tagline{color:rgba(255,255,255,.6);font-size:.95rem;margin:0 0 2rem 0;}

/* Feature List */
.brand-features{display:flex;flex-direction:column;gap:1rem;margin-bottom:2rem;}
.feature-item{display:flex;align-items:flex-start;gap:1rem;background:rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.08);border-radius:var(--radius);padding:1rem 1.25rem;
  transition:var(--transition);backdrop-filter:blur(10px);}
.feature-item:hover{background:rgba(255,255,255,.08);transform:translateX(4px);}
.feature-icon{width:44px;height:44px;border-radius:12px;background:rgba(255,122,0,.15);
  display:flex;align-items:center;justify-content:center;font-size:1.3rem;color:var(--accent);
  flex-shrink:0;}
.feature-text h4{font-size:.9rem;font-weight:600;color:#fff;margin:0 0 .2rem;}
.feature-text p{font-size:.8rem;color:rgba(255,255,255,.55);margin:0;}

/* Quote Section */
.brand-quote{background:rgba(255,255,255,.03);border-left:3px solid var(--accent);
  border-radius:0 var(--radius) var(--radius) 0;padding:1rem 1.25rem;margin:1.5rem 0;}
.brand-quote blockquote{font-size:1rem;font-weight:500;font-style:italic;color:rgba(255,255,255,.9);
  margin:0 0 .35rem;line-height:1.6;}
.brand-quote cite{font-size:.8rem;color:rgba(255,255,255,.5);font-weight:500;font-style:normal;}

/* Floating shapes */
.brand-decorative{position:absolute;inset:0;overflow:hidden;pointer-events:none;}
.floating-shape{position:absolute;border-radius:50%;background:rgba(255,122,0,.08);
animation:floatShape 15s infinite ease-in-out;}
.shape-1{width:200px;height:200px;top:-50px;right:-50px;}
.shape-2{width:150px;height:150px;bottom:10%;left:-30px;animation-delay:-5s;}
.shape-3{width:100px;height:100px;top:50%;right:10%;animation-delay:-10s;}
@keyframes floatShape{0%,100%{transform:translate(0,0) rotate(0deg);}33%{transform:translate(20px,30px) rotate(5deg);}66%{transform:translate(-15px,20px) rotate(-3deg);}}

/* Right Panel */
.login-right-panel{width:480px;max-width:100%;background:#fff;
  display:flex;align-items:center;justify-content:center;padding:2rem;
  position:relative;overflow-y:auto;max-height:100vh;}
.login-form-container{width:100%;max-width:400px;}

/* Form Header */
.login-form-header{text-align:center;margin-bottom:2rem;}
.welcome-badge{display:inline-flex;align-items:center;gap:.4rem;background:rgba(255,122,0,.1);
  color:var(--accent);font-size:.75rem;font-weight:700;text-transform:uppercase;
  letter-spacing:.1em;padding:.4rem .8rem;border-radius:50px;margin-bottom:1rem;}
.login-form-header h2{font-size:1.7rem;font-weight:800;color:var(--text-main);margin:0 0 .5rem;}
.form-subtitle{font-size:.9rem;color:var(--text-muted);margin:0;}

/* Form Styles */
.login-form-body{animation:fadeSlide .4s ease;}
.form-group{margin-bottom:1.25rem;}
.form-label{display:block;font-weight:600;font-size:.82rem;color:var(--text-main);margin-bottom:.5rem;}
.form-label-flex{display:flex;align-items:center;justify-content:space-between;margin-bottom:.5rem;}
.input-wrapper{position:relative;display:flex;align-items:center;}
.input-icon{position:absolute;left:1rem;color:var(--text-muted);font-size:.95rem;pointer-events:none;}
.form-input{width:100%;padding:.7rem 1rem .7rem 2.8rem;border:2px solid var(--border);
  border-radius:var(--radius-sm);font-size:.9rem;color:var(--text-main);
  background:var(--surface);transition:var(--transition);}
.form-input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 4px rgba(255,122,0,.1);
  background:#fff;}
.form-input::placeholder{color:var(--text-light);}
.toggle-password{position:absolute;right:.75rem;background:none;border:none;
  color:var(--text-muted);cursor:pointer;padding:.3rem;font-size:.9rem;
  transition:var(--transition);border-radius:4px;}
.toggle-password:hover{color:var(--accent);background:rgba(255,122,0,.05);}

/* Form Actions */
.form-actions{display:flex;align-items:center;justify-content:space-between;margin-bottom:1.25rem;}
.remember-me{display:flex;align-items:center;gap:.5rem;cursor:pointer;font-size:.85rem;color:var(--text-muted);}
.remember-checkbox{width:18px;height:18px;accent-color:var(--accent);cursor:pointer;}
.forgot-link{font-size:.85rem;color:var(--accent);text-decoration:none;transition:var(--transition);}
.forgot-link:hover{color:var(--accent-dark);text-decoration:underline;}

/* Login Button */
.login-btn{width:100%;display:flex;align-items:center;justify-content:center;gap:.5rem;
  background:linear-gradient(135deg,var(--accent) 0%,var(--accent-light) 100%);
  border:none;color:#fff;font-weight:700;font-size:1rem;padding:.85rem 1.5rem;border-radius:var(--radius-sm);
  cursor:pointer;transition:var(--transition);box-shadow:0 4px 14px rgba(255,122,0,.35);
  position:relative;overflow:hidden;}
.login-btn::before{content:"";position:absolute;inset:0;background:linear-gradient(135deg,rgba(255,255,255,.2),transparent);
  opacity:0;transition:var(--transition);}
.login-btn:hover{transform:translateY(-2px);box-shadow:0 8px 25px rgba(255,122,0,.45);}
.login-btn:hover::before{opacity:1;}
.login-btn:active{transform:translateY(0);}
.btn-text{position:relative;z-index:1;}

/* Divider */
.login-divider{display:flex;align-items:center;gap:.75rem;margin:1.25rem 0;color:var(--text-muted);font-size:.8rem;}
.login-divider::before,.login-divider::after{content:"";flex:1;height:1px;background:var(--border);}

/* Social Login */
.social-login{display:flex;flex-direction:column;gap:.6rem;}
.social-btn{display:flex;align-items:center;justify-content:center;gap:.6rem;padding:.7rem 1rem;
  border:2px solid var(--border);border-radius:var(--radius-sm);background:#fff;
  color:var(--text-main);font-size:.85rem;font-weight:500;cursor:pointer;
  transition:var(--transition);}
.social-btn:hover{transform:translateY(-2px);box-shadow:0 4px 12px rgba(0,0,0,.1);}
.social-btn.google:hover{border-color:#db4437;color:#db4437;}
.social-btn.microsoft:hover{border-color:#00a4ef;color:#00a4ef;}

/* Form Footer */
.login-form-footer{text-align:center;margin-top:1.5rem;padding-top:1.25rem;
  border-top:1px solid var(--border);}
.login-form-footer p{margin:0;font-size:.82rem;color:var(--text-muted);}
.login-form-footer a{color:var(--accent);text-decoration:none;font-weight:600;
  transition:var(--transition);}
.login-form-footer a:hover{color:var(--accent-dark);text-decoration:underline;}
.security-note{font-size:.75rem!important;margin-top:.5rem!important;}

/* Animation */
@keyframes fadeSlide{from{opacity:0;transform:translateY(16px);}to{opacity:1;transform:translateY(0);}}
.fade-in-up{animation:fadeSlide .5s ease forwards;}

/* Responsive - Tablet */
@media(max-width:1199.98px){
  .login-left-panel{display:none;}
  .login-right-panel{width:100%;padding:1.5rem;}
  .login-form-container{max-width:440px;}
}

/* Responsive - Mobile */
@media(max-width:575.98px){
  .login-right-panel{padding:1rem;}
  .login-form-container{max-width:100%;}
  .login-form-header h2{font-size:1.4rem;}
  .form-input{padding:.65rem 1rem .65rem 2.6rem;}
  .login-btn{padding:.75rem 1.25rem;font-size:.95rem;}
  .brand-features{margin-bottom:1.25rem;}
  .feature-item{padding:.75rem 1rem;}
  .brand-quote{padding:.75rem 1rem;margin:1rem 0;}
}

/*  DASHBOARD WIDGETS  */
.widget-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:1.25rem;transition:var(--transition);}
.widget-card:hover{box-shadow:var(--shadow);transform:translateY(-1px);}
.widget-icon{width:48px;height:48px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:1.3rem;flex-shrink:0;}
.widget-icon.primary{background:rgba(10,31,68,.1);color:var(--primary);}
.widget-icon.accent{background:rgba(255,122,0,.1);color:var(--accent);}
.widget-icon.success{background:rgba(16,185,129,.1);color:var(--success);}
.widget-icon.info{background:rgba(59,130,246,.1);color:var(--info);}
.widget-icon.warning{background:rgba(245,158,11,.1);color:var(--warning);}
.widget-icon.danger{background:rgba(239,68,68,.1);color:var(--danger);}

/*  EXAM CARDS (student)  */
.exam-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:var(--transition);height:100%;}
.exam-card:hover{box-shadow:var(--shadow);transform:translateY(-2px);}
.exam-card-header{background:linear-gradient(135deg,var(--primary),var(--primary-light));padding:1.1rem 1.25rem;color:#fff;}
.exam-card-header h6{margin:0;font-weight:700;font-size:.95rem;}
.exam-card-body{padding:1.1rem 1.25rem;}
.exam-card-footer{padding:.85rem 1.25rem;background:var(--surface-2);border-top:1px solid var(--border);}
.exam-meta{display:flex;align-items:center;gap:.4rem;font-size:.8rem;color:var(--text-muted);margin-bottom:.35rem;}
.exam-meta i{color:var(--accent);font-size:.85rem;}

/*  LEADERBOARD  */
.rank-1{background:linear-gradient(90deg,rgba(255,215,0,.15),rgba(255,248,220,.5));}
.rank-2{background:linear-gradient(90deg,rgba(192,192,192,.15),rgba(248,248,248,.5));}
.rank-3{background:linear-gradient(90deg,rgba(205,127,50,.15),rgba(253,245,230,.5));}
.rank-badge{width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:.9rem;flex-shrink:0;}
.rank-1 .rank-badge{background:#ffd700;color:#7a5c00;}
.rank-2 .rank-badge{background:#c0c0c0;color:#555;}
.rank-3 .rank-badge{background:#cd7f32;color:#fff;}

/*  LIVE MONITOR  */
.live-dot{width:8px;height:8px;border-radius:50%;background:var(--success);display:inline-block;animation:livePulse 1.5s infinite;}
@keyframes livePulse{0%,100%{opacity:1;transform:scale(1);}50%{opacity:.5;transform:scale(1.3);}}
.session-card{border:1px solid var(--border);border-radius:var(--radius);padding:1rem 1.25rem;background:var(--surface);transition:var(--transition);}
.session-card:hover{box-shadow:var(--shadow);}
.session-card.warning-session{border-left:3px solid var(--warning);}
.session-card.danger-session{border-left:3px solid var(--danger);}

/*  ANALYTICS  */
.chart-container{position:relative;padding:1rem 0;}
.metric-row{display:flex;align-items:center;justify-content:space-between;padding:.6rem 0;border-bottom:1px solid var(--border);}
.metric-row:last-child{border-bottom:none;}
.metric-label{font-size:.875rem;color:var(--text-muted);}
.metric-value{font-weight:700;color:var(--text-main);}

/*  QUESTION BANK  */
.question-row{border:1px solid var(--border);border-radius:var(--radius-sm);padding:.85rem 1rem;margin-bottom:.5rem;background:var(--surface);transition:var(--transition);}
.question-row:hover{border-color:var(--accent);box-shadow:0 2px 8px rgba(255,122,0,.1);}
.difficulty-easy{color:var(--success);background:rgba(16,185,129,.1);padding:.2em .55em;border-radius:4px;font-size:.72rem;font-weight:600;}
.difficulty-medium{color:var(--warning);background:rgba(245,158,11,.1);padding:.2em .55em;border-radius:4px;font-size:.72rem;font-weight:600;}
.difficulty-hard{color:var(--danger);background:rgba(239,68,68,.1);padding:.2em .55em;border-radius:4px;font-size:.72rem;font-weight:600;}

/*  RESULT CARDS  */
.result-score-circle{width:100px;height:100px;border-radius:50%;display:flex;flex-direction:column;align-items:center;justify-content:center;border:4px solid var(--accent);margin:0 auto;}
.result-score-circle .score-num{font-size:1.6rem;font-weight:800;color:var(--primary);line-height:1;}
.result-score-circle .score-label{font-size:.7rem;color:var(--text-muted);}
.grade-A{color:#059669;font-weight:800;}
.grade-B{color:#2563eb;font-weight:800;}
.grade-C{color:#d97706;font-weight:800;}
.grade-D{color:#dc2626;font-weight:800;}
.grade-F{color:#991b1b;font-weight:800;}

/*  PRACTICE MODE  */
.practice-option{display:flex;align-items:flex-start;gap:.75rem;padding:.85rem 1rem;border:2px solid var(--border);border-radius:var(--radius-sm);cursor:pointer;margin-bottom:.5rem;transition:var(--transition);background:var(--surface);}
.practice-option:hover{border-color:var(--accent);background:#fff8f0;}
.practice-option.selected{border-color:var(--accent);background:#fff3e6;}
.practice-option.correct{border-color:var(--success);background:#ecfdf5;}
.practice-option.wrong{border-color:var(--danger);background:#fef2f2;}
.practice-option input[type=radio]{accent-color:var(--accent);margin-top:2px;flex-shrink:0;}

/*  AI GENERATOR  */
.ai-question-card{border:1px solid var(--border);border-radius:var(--radius-sm);padding:1rem;margin-bottom:.75rem;background:var(--surface);border-left:3px solid var(--accent);}
.ai-question-card .q-text{font-weight:600;margin-bottom:.6rem;font-size:.9rem;}
.ai-option{padding:.3rem 0;font-size:.85rem;color:var(--text-muted);}
.ai-option.correct{color:var(--success);font-weight:600;}

/*  UTILITIES  */
.text-primary-custom{color:var(--primary)!important;}
.text-accent{color:var(--accent)!important;}
.bg-primary-custom{background:var(--primary)!important;}
.bg-accent{background:var(--accent)!important;}
.border-accent{border-color:var(--accent)!important;}
.fw-600{font-weight:600!important;}
.fw-700{font-weight:700!important;}
.fw-800{font-weight:800!important;}
.rounded-lg{border-radius:var(--radius)!important;}
.rounded-xl{border-radius:var(--radius-lg)!important;}
.shadow-sm{box-shadow:var(--shadow-sm)!important;}
.shadow{box-shadow:var(--shadow)!important;}
.gap-xs{gap:.35rem!important;}
.fs-xs{font-size:.75rem!important;}
.fs-sm{font-size:.82rem!important;}
.text-truncate-2{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.hover-lift{transition:var(--transition);}
.hover-lift:hover{transform:translateY(-2px);box-shadow:var(--shadow);}
.divider{height:1px;background:var(--border);margin:1rem 0;}
.empty-state{text-align:center;padding:3rem 1rem;color:var(--text-muted);}
.empty-state i{font-size:3rem;opacity:.25;display:block;margin-bottom:.75rem;}
.empty-state p{font-size:.9rem;margin:0;}
.avatar{width:38px;height:38px;border-radius:50%;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:.9rem;flex-shrink:0;}
.avatar-sm{width:30px;height:30px;font-size:.75rem;}
.avatar-lg{width:52px;height:52px;font-size:1.1rem;}
.avatar-accent{background:var(--accent);}
.avatar-success{background:var(--success);}
.status-dot{width:8px;height:8px;border-radius:50%;display:inline-block;flex-shrink:0;}
.status-dot.online{background:var(--success);}
.status-dot.offline{background:var(--text-light);}
.status-dot.busy{background:var(--warning);}
.code-text{font-family:monospace;background:var(--surface-2);padding:.15em .4em;border-radius:4px;font-size:.85em;color:var(--primary);}

/*  CBT EXAM INTERFACE  */
.exam-topbar{background:var(--primary);color:#fff;padding:.6rem 1.25rem;display:flex;align-items:center;justify-content:space-between;position:fixed;top:0;left:0;right:0;z-index:1050;height:56px;box-shadow:0 2px 12px rgba(0,0,0,.25);}
.exam-topbar .exam-title{font-weight:700;font-size:.95rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:300px;}
.timer-display{font-size:1.4rem;font-weight:800;font-family:monospace;color:var(--accent);letter-spacing:.05em;min-width:90px;text-align:center;}
.timer-display.warning{color:#fbbf24;animation:timerPulse 1s infinite;}
.timer-display.danger{color:#ef4444;animation:timerPulse .5s infinite;}
@keyframes timerPulse{0%,100%{opacity:1;}50%{opacity:.4;}}

.exam-wrapper{display:flex;height:calc(100vh - 56px);margin-top:56px;overflow:hidden;}

/* Left nav panel */
.exam-nav-panel{width:230px;background:var(--primary);color:#fff;overflow-y:auto;padding:.75rem;flex-shrink:0;display:flex;flex-direction:column;gap:.5rem;}
.exam-nav-panel::-webkit-scrollbar{width:4px;}
.exam-nav-panel::-webkit-scrollbar-thumb{background:rgba(255,255,255,.2);border-radius:2px;}
.exam-nav-panel h6{color:rgba(255,255,255,.5);font-size:.68rem;text-transform:uppercase;letter-spacing:.1em;margin:.5rem 0 .25rem;padding:0 .25rem;}

/* Subject tabs */
.subject-tab{display:flex;align-items:center;justify-content:space-between;padding:.45rem .75rem;border-radius:var(--radius-sm);color:rgba(255,255,255,.7);font-size:.82rem;cursor:pointer;transition:var(--transition);margin-bottom:2px;border:1px solid transparent;}
.subject-tab:hover{background:rgba(255,255,255,.08);color:#fff;}
.subject-tab.active{background:rgba(255,122,0,.25);color:#fff;border-color:rgba(255,122,0,.4);}
.subject-tab .subj-count{font-size:.7rem;background:rgba(255,255,255,.15);padding:.1em .45em;border-radius:10px;}
.subject-tab.active .subj-count{background:rgba(255,122,0,.4);}

/* Question grid */
.q-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:4px;}
.q-btn{width:100%;aspect-ratio:1;border:none;border-radius:5px;font-size:.72rem;font-weight:700;cursor:pointer;background:rgba(255,255,255,.12);color:rgba(255,255,255,.7);transition:var(--transition);}
.q-btn:hover{background:rgba(255,255,255,.25);color:#fff;}
.q-btn.answered{background:#10b981;color:#fff;}
.q-btn.current{background:var(--accent);color:#fff;box-shadow:0 0 0 2px rgba(255,255,255,.6);}
.q-btn.unanswered{background:rgba(239,68,68,.5);color:#fff;}

/* Legend */
.q-legend{display:flex;flex-direction:column;gap:.3rem;margin-top:.5rem;}
.q-legend-item{display:flex;align-items:center;gap:.5rem;font-size:.72rem;color:rgba(255,255,255,.6);}
.q-legend-dot{width:10px;height:10px;border-radius:3px;flex-shrink:0;}

/* Main exam area */
.exam-main{flex:1;overflow-y:auto;padding:1.5rem;background:var(--light-bg);}
.exam-main::-webkit-scrollbar{width:6px;}
.exam-main::-webkit-scrollbar-thumb{background:rgba(10,31,68,.15);border-radius:3px;}

/* Question card */
.question-card{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);padding:2rem;max-width:820px;margin:0 auto;animation:fadeSlide .2s ease;}
@keyframes fadeSlide{from{opacity:0;transform:translateY(6px);}to{opacity:1;transform:translateY(0);}}
.question-number{display:inline-flex;align-items:center;gap:.5rem;background:var(--primary);color:#fff;padding:.3rem .85rem;border-radius:50px;font-size:.78rem;font-weight:600;margin-bottom:1rem;}
.question-text{font-size:1.05rem;font-weight:500;line-height:1.7;margin-bottom:1.5rem;color:var(--text-main);}

/* Options */
.option-label{display:flex;align-items:flex-start;gap:.85rem;padding:.9rem 1.1rem;border:2px solid var(--border);border-radius:var(--radius-sm);cursor:pointer;margin-bottom:.6rem;transition:var(--transition);background:#fff;user-select:none;}
.option-label:hover{border-color:var(--accent);background:#fff8f0;transform:translateX(2px);}
.option-label input[type=radio]{margin-top:2px;accent-color:var(--accent);flex-shrink:0;}
.option-label.selected{border-color:var(--accent);background:#fff3e6;}
.option-label.correct{border-color:var(--success);background:#ecfdf5;}
.option-label.wrong{border-color:var(--danger);background:#fef2f2;}
.option-letter{width:26px;height:26px;border-radius:50%;background:var(--light-bg);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:.78rem;flex-shrink:0;color:var(--primary);transition:var(--transition);}
.option-label.selected .option-letter{background:var(--accent);color:#fff;}
.option-label.correct .option-letter{background:var(--success);color:#fff;}
.option-label.wrong .option-letter{background:var(--danger);color:#fff;}

/* Exam nav buttons */
.exam-nav-btns{display:flex;justify-content:space-between;align-items:center;margin-top:1.5rem;padding-top:1rem;border-top:1px solid var(--border);}

/* Mobile exam */
@media(max-width:767.98px){
  .exam-nav-panel{width:180px;}
  .exam-main{padding:1rem;}
  .question-card{padding:1.25rem;}
  .question-text{font-size:.95rem;}
  .exam-topbar .exam-title{max-width:160px;font-size:.85rem;}
  .timer-display{font-size:1.1rem;}
}
@media(max-width:575.98px){
  .exam-nav-panel{position:fixed;left:0;top:56px;bottom:0;z-index:200;transform:translateX(-100%);transition:transform .28s cubic-bezier(.4,0,.2,1);}
  .exam-nav-panel.open{transform:translateX(0);}
  .exam-main{width:100%;}
  .q-grid{grid-template-columns:repeat(6,1fr);}
}

/*  NAVBAR (Bootstrap override for student pages)  */
.navbar{box-shadow:0 2px 12px rgba(0,0,0,.2);}
.navbar .nav-link{font-size:.875rem;padding:.5rem .85rem!important;border-radius:var(--radius-sm);transition:var(--transition);}
.navbar .nav-link:hover,.navbar .nav-link.active{background:rgba(255,255,255,.12);}
.avatar-circle{width:32px;height:32px;border-radius:50%;background:var(--accent);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:.85rem;}

/*  RESPONSIVE HELPERS  */
@media(max-width:575.98px){
  .stat-card h2{font-size:1.6rem;}
  .page-header{flex-direction:column;align-items:flex-start;}
  .table-responsive .btn-group{flex-wrap:wrap;}
  .modal-dialog{margin:.5rem;}
}
@media(max-width:767.98px){
  .card-header{flex-wrap:wrap;gap:.5rem;}
  .d-flex.justify-content-between{flex-wrap:wrap;gap:.5rem;}
}

/*  ANIMATIONS  */
@keyframes fadeIn{from{opacity:0;transform:translateY(8px);}to{opacity:1;transform:translateY(0);}}
.fade-in{animation:fadeIn .3s ease;}
@keyframes slideInLeft{from{opacity:0;transform:translateX(-16px);}to{opacity:1;transform:translateX(0);}}
.slide-in{animation:slideInLeft .3s ease;}

/*  PRINT  */
@media print{
  .sidebar,.topbar,.exam-nav-panel,.btn,.no-print{display:none!important;}
  .main-content{margin:0!important;padding:0!important;}
  .card{box-shadow:none!important;border:1px solid #ddd!important;}
}


/*  FILTER BAR  */
.filter-bar{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:.75rem;background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:.85rem 1.1rem;box-shadow:var(--shadow-sm);}
.filter-form{display:flex;align-items:center;flex-wrap:wrap;gap:.6rem;flex:1;}
.filter-group{flex:1;min-width:160px;max-width:260px;}
.filter-input-wrap{position:relative;}
.filter-icon{position:absolute;left:.75rem;top:50%;transform:translateY(-50%);color:var(--text-muted);font-size:.9rem;pointer-events:none;}
.filter-input{padding-left:2.2rem!important;border-radius:var(--radius-sm);}
.filter-clear-x{position:absolute;right:.5rem;top:50%;transform:translateY(-50%);background:none;border:none;color:var(--text-muted);cursor:pointer;padding:.2rem;line-height:1;}
.filter-clear-x:hover{color:var(--danger);}
.filter-select{border-radius:var(--radius-sm);font-size:.875rem;}
.filter-btn{white-space:nowrap;font-size:.85rem;}
.filter-count{flex-shrink:0;}

/*  ACTION BUTTONS  */
.action-btns{display:flex;align-items:center;gap:4px;flex-wrap:nowrap;}
.action-btn{width:30px;height:30px;border-radius:var(--radius-sm);border:1px solid var(--border);background:#fff;color:var(--text-muted);display:inline-flex;align-items:center;justify-content:center;font-size:.82rem;cursor:pointer;transition:var(--transition);text-decoration:none;flex-shrink:0;}
.action-btn:hover{background:var(--primary);color:#fff;border-color:var(--primary);}
.action-btn-danger{border-color:rgba(239,68,68,.3);color:var(--danger);}
.action-btn-danger:hover{background:var(--danger);color:#fff;border-color:var(--danger);}
.action-btn-warn{border-color:rgba(245,158,11,.3);color:var(--warning);}
.action-btn-warn:hover{background:var(--warning);color:#fff;border-color:var(--warning);}
.action-btn-ok{border-color:rgba(16,185,129,.3);color:var(--success);}
.action-btn-ok:hover{background:var(--success);color:#fff;border-color:var(--success);}

/*  STATUS PILLS  */
.status-pill{display:inline-flex;align-items:center;padding:.28em .75em;border-radius:50px;font-size:.72rem;font-weight:600;white-space:nowrap;}
.status-draft{background:rgba(108,117,125,.12);color:#495057;}
.status-scheduled{background:rgba(13,110,253,.12);color:#0d6efd;}
.status-live{background:rgba(16,185,129,.12);color:#059669;}
.status-ended{background:rgba(239,68,68,.12);color:#dc2626;}
.status-result_released{background:rgba(245,158,11,.12);color:#d97706;}
.status-active{background:rgba(16,185,129,.12);color:#059669;}
.status-inactive{background:rgba(239,68,68,.12);color:#dc2626;}

/*  EXAM STAT CARDS  */
.exam-stat-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:1rem 1.1rem;text-align:center;position:relative;overflow:hidden;transition:var(--transition);}
.exam-stat-card:hover{box-shadow:var(--shadow);transform:translateY(-1px);}
.escard-num{font-size:1.8rem;font-weight:800;line-height:1;margin-bottom:.2rem;}
.escard-label{font-size:.72rem;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:var(--text-muted);}
.escard-bar{height:3px;border-radius:0 0 var(--radius) var(--radius);position:absolute;bottom:0;left:0;right:0;}

/*  EXAM GRID CARDS  */
.exam-grid-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:var(--transition);height:100%;}
.exam-grid-card:hover{box-shadow:var(--shadow);transform:translateY(-2px);}
.egcard-header{display:flex;align-items:center;justify-content:space-between;padding:.75rem 1rem;background:var(--surface-2);border-bottom:1px solid var(--border);}
.egcard-del{background:none;border:none;color:var(--text-light);cursor:pointer;padding:.2rem .4rem;border-radius:4px;transition:var(--transition);text-decoration:none;}
.egcard-del:hover{color:var(--danger);background:rgba(239,68,68,.1);}
.egcard-body{padding:1rem;}
.egcard-title{font-weight:700;font-size:.95rem;color:var(--text-main);margin-bottom:.6rem;line-height:1.4;}
.egcard-meta{display:flex;flex-direction:column;gap:.3rem;}
.egcard-meta span{display:flex;align-items:center;gap:.4rem;font-size:.78rem;color:var(--text-muted);}
.egcard-meta i{color:var(--accent);font-size:.8rem;width:14px;}
.egcard-footer{padding:.75rem 1rem;border-top:1px solid var(--border);display:flex;gap:.4rem;flex-wrap:wrap;}

/*  TABLE ROW LIVE  */
.table-row-live{background:rgba(16,185,129,.04)!important;}
.table-row-live:hover{background:rgba(16,185,129,.08)!important;}

/*  TIME & DURATION BADGES  */
.time-badge{display:inline-flex;align-items:center;background:rgba(10,31,68,.06);color:var(--primary);padding:.25em .65em;border-radius:6px;font-size:.78rem;font-weight:600;white-space:nowrap;}
.duration-badge{display:inline-flex;align-items:center;background:rgba(255,122,0,.1);color:var(--accent);padding:.25em .65em;border-radius:6px;font-size:.78rem;font-weight:600;}

/*  VIEW TOGGLE  */
.view-toggle .btn{padding:.3rem .6rem;font-size:.82rem;}
.view-toggle .btn.active{background:var(--primary);color:#fff;border-color:var(--primary);}

/*  STUDENT STAT CARDS  */
.stu-stat-card{display:flex;align-items:center;gap:1rem;background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:1.1rem 1.25rem;transition:var(--transition);}
.stu-stat-card:hover{box-shadow:var(--shadow);transform:translateY(-1px);}
.stu-stat-icon{width:48px;height:48px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:1.3rem;flex-shrink:0;}
.stu-stat-total .stu-stat-icon{background:rgba(10,31,68,.1);color:var(--primary);}
.stu-stat-active .stu-stat-icon{background:rgba(16,185,129,.1);color:var(--success);}
.stu-stat-inactive .stu-stat-icon{background:rgba(239,68,68,.1);color:var(--danger);}
.stu-stat-num{font-size:1.6rem;font-weight:800;line-height:1;color:var(--text-main);}
.stu-stat-label{font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--text-muted);margin-top:.15rem;}

/*  STUDENT AVATAR  */
.stu-avatar{width:36px;height:36px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--primary-light));color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:.85rem;flex-shrink:0;}

/*  REG NUMBER BADGE  */
.reg-badge{display:inline-flex;align-items:center;background:rgba(10,31,68,.07);color:var(--primary);padding:.25em .7em;border-radius:6px;font-size:.78rem;font-weight:700;font-family:monospace;letter-spacing:.02em;white-space:nowrap;}

/*  CLASS BADGE  */
.class-badge{display:inline-flex;align-items:center;background:rgba(59,130,246,.1);color:#2563eb;padding:.25em .65em;border-radius:6px;font-size:.78rem;font-weight:600;}

/*  REG PREVIEW BOX  */
.reg-preview-box{background:linear-gradient(135deg,rgba(10,31,68,.04),rgba(255,122,0,.06));border:2px dashed rgba(255,122,0,.35);border-radius:var(--radius);padding:1.1rem;text-align:center;}
.reg-preview-label{font-size:.72rem;font-weight:600;text-transform:uppercase;letter-spacing:.08em;color:var(--text-muted);margin-bottom:.4rem;}
.reg-preview-num{font-size:1.5rem;font-weight:800;color:var(--primary);font-family:monospace;letter-spacing:.05em;}
.reg-preview-note{font-size:.72rem;color:var(--success);margin-top:.3rem;font-weight:500;}

/*  CSV DROP ZONE  */
.csv-drop-zone{border:2px dashed var(--border);border-radius:var(--radius);padding:2rem 1rem;text-align:center;cursor:pointer;transition:var(--transition);position:relative;background:var(--surface-2);}
.csv-drop-zone:hover,.csv-drop-zone.drag-over{border-color:var(--accent);background:rgba(255,122,0,.04);}
.csv-drop-zone.has-file{border-color:var(--success);background:rgba(16,185,129,.04);}
.csv-file-input{position:absolute;inset:0;opacity:0;cursor:pointer;width:100%;height:100%;}

/*  RESPONSIVE ADJUSTMENTS  */
@media(max-width:767.98px){
  .filter-group{min-width:100%;max-width:100%;}
  .filter-form{flex-direction:column;}
  .filter-btn{width:100%;}
  .filter-count{width:100%;}
  .stu-stat-card{padding:.85rem 1rem;}
  .stu-stat-num{font-size:1.3rem;}
  .action-btns{flex-wrap:wrap;}
  .exam-stat-card{padding:.75rem;}
  .escard-num{font-size:1.4rem;}
}
@media(max-width:575.98px){
  .reg-preview-num{font-size:1.2rem;}
  .time-badge,.duration-badge{font-size:.72rem;}
}


/* ============================================================
   STUDENT PORTAL STYLES
   ============================================================ */

/*  KPI Cards  */
.stu-kpi-card{display:flex;align-items:center;gap:.85rem;background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:1rem 1.1rem;transition:var(--transition);}
.stu-kpi-card:hover{box-shadow:var(--shadow);transform:translateY(-1px);}
.stu-kpi-icon{width:44px;height:44px;border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:1.2rem;flex-shrink:0;}
.stu-kpi-num{font-size:1.6rem;font-weight:800;line-height:1;color:var(--text-main);}
.stu-kpi-label{font-size:.72rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--text-muted);margin-top:.1rem;}

/*  Welcome Banner  */
.student-welcome-banner{background:linear-gradient(135deg,var(--primary) 0%,var(--primary-light) 100%);border-radius:var(--radius);padding:1.5rem 1.75rem;display:flex;align-items:center;justify-content:space-between;color:#fff;overflow:hidden;position:relative;}
.student-welcome-banner::before{content:"";position:absolute;right:-40px;top:-40px;width:180px;height:180px;border-radius:50%;background:rgba(255,255,255,.05);}
.student-welcome-banner::after{content:"";position:absolute;right:40px;bottom:-60px;width:120px;height:120px;border-radius:50%;background:rgba(255,255,255,.04);}
.swb-greeting{font-size:1.3rem;font-weight:800;margin-bottom:.3rem;}
.swb-sub{font-size:.875rem;opacity:.8;line-height:1.5;}
.swb-live-badge{display:inline-flex;align-items:center;background:rgba(16,185,129,.25);border:1px solid rgba(16,185,129,.4);color:#6ee7b7;padding:.2em .65em;border-radius:50px;font-size:.75rem;font-weight:600;margin-left:.5rem;}
.swb-icon{font-size:4rem;opacity:.15;position:relative;z-index:1;}

/*  Exam Row (dashboard)  */
.stu-exam-row{display:flex;align-items:center;justify-content:space-between;padding:.9rem 1.25rem;border-bottom:1px solid var(--border);gap:1rem;transition:var(--transition);}
.stu-exam-row:last-child{border-bottom:none;}
.stu-exam-row:hover{background:var(--surface-2);}
.stu-exam-row-live{background:rgba(16,185,129,.04);}
.stu-exam-row-live:hover{background:rgba(16,185,129,.08);}
.stu-exam-row-left{display:flex;align-items:center;gap:.85rem;flex:1;min-width:0;}
.stu-exam-date-box{width:44px;height:44px;border-radius:10px;background:var(--primary);color:#fff;display:flex;flex-direction:column;align-items:center;justify-content:center;flex-shrink:0;}
.stu-exam-day{font-size:1rem;font-weight:800;line-height:1;}
.stu-exam-mon{font-size:.6rem;font-weight:600;text-transform:uppercase;opacity:.75;}
.stu-exam-info{min-width:0;}
.stu-exam-title{font-weight:600;font-size:.9rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.stu-exam-meta{display:flex;gap:.75rem;flex-wrap:wrap;margin-top:.2rem;}
.stu-exam-meta span{font-size:.75rem;color:var(--text-muted);display:flex;align-items:center;}
.stu-exam-row-right{flex-shrink:0;}

/*  Result Row (dashboard)  */
.stu-result-row{display:flex;align-items:center;gap:.85rem;padding:.8rem 1.25rem;border-bottom:1px solid var(--border);text-decoration:none;color:var(--text-main);transition:var(--transition);}
.stu-result-row:last-child{border-bottom:none;}
.stu-result-row:hover{background:var(--surface-2);}
.stu-result-grade{width:38px;height:38px;border-radius:10px;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:1rem;color:#fff;flex-shrink:0;}
.stu-result-info{flex:1;min-width:0;}
.stu-result-title{font-weight:600;font-size:.875rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.stu-result-meta{font-size:.75rem;color:var(--text-muted);}
.stu-result-pct{font-weight:700;font-size:.9rem;color:var(--text-muted);flex-shrink:0;}

/*  Quick Action Buttons  */
.stu-quick-btn{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:.4rem;padding:.85rem .5rem;background:var(--surface-2);border:1px solid var(--border);border-radius:var(--radius-sm);text-decoration:none;color:var(--text-main);transition:var(--transition);font-size:.78rem;font-weight:600;}
.stu-quick-btn i{font-size:1.3rem;color:var(--accent);}
.stu-quick-btn:hover{background:var(--primary);color:#fff;border-color:var(--primary);transform:translateY(-2px);box-shadow:var(--shadow);}
.stu-quick-btn:hover i{color:#fff;}

/*  Live Alert  */
.stu-live-alert{background:linear-gradient(135deg,#059669,#10b981);color:#fff;border-radius:var(--radius);padding:1rem 1.25rem;display:flex;align-items:center;gap:1rem;flex-wrap:wrap;}

/*  Exam Cards (exams page)  */
.stu-exam-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:var(--transition);display:flex;flex-direction:column;height:100%;}
.stu-exam-card:hover{box-shadow:var(--shadow);transform:translateY(-2px);}
.stu-exam-card-live{border-color:rgba(16,185,129,.4);box-shadow:0 0 0 2px rgba(16,185,129,.15);}
.stu-exam-card-done{opacity:.85;}
.stu-exam-card-top{padding:.75rem 1rem;background:var(--surface-2);border-bottom:1px solid var(--border);}
.stu-exam-card-body{padding:1.1rem;flex:1;}
.stu-exam-card-title{font-weight:700;font-size:.95rem;color:var(--text-main);margin-bottom:.75rem;line-height:1.4;}
.stu-exam-card-meta{display:flex;flex-direction:column;gap:.35rem;}
.stu-exam-card-meta-item{display:flex;align-items:center;gap:.5rem;font-size:.8rem;color:var(--text-muted);}
.stu-exam-card-meta-item i{color:var(--accent);width:14px;font-size:.85rem;}
.stu-exam-card-footer{padding:.85rem 1rem;border-top:1px solid var(--border);}

/*  Results List  */
.stu-result-list-item{display:flex;align-items:center;gap:.85rem;padding:.85rem 1.25rem;border-bottom:1px solid var(--border);text-decoration:none;color:var(--text-main);transition:var(--transition);}
.stu-result-list-item:last-child{border-bottom:none;}
.stu-result-list-item:hover{background:var(--surface-2);}
.stu-result-list-item.active{background:var(--primary);color:#fff;}
.stu-result-list-item.active .text-muted{color:rgba(255,255,255,.6)!important;}
.stu-result-grade-sm{width:36px;height:36px;border-radius:8px;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:.9rem;color:#fff;flex-shrink:0;}

/*  Score Hero  */
.stu-score-hero{background:linear-gradient(135deg,var(--primary),var(--primary-light));border-radius:var(--radius);padding:1.5rem;color:#fff;display:flex;align-items:center;justify-content:space-between;gap:1rem;flex-wrap:wrap;}
.stu-score-hero-title{font-size:1.1rem;font-weight:700;margin-bottom:.25rem;}
.stu-score-hero-date{font-size:.82rem;opacity:.7;margin-bottom:1rem;}
.stu-score-hero-stats{display:flex;align-items:center;gap:1rem;flex-wrap:wrap;}
.stu-score-stat{text-align:center;}
.stu-score-stat-val{font-size:1.6rem;font-weight:800;line-height:1;}
.stu-score-stat-max{font-size:.9rem;opacity:.6;}
.stu-score-stat-label{font-size:.7rem;opacity:.65;text-transform:uppercase;letter-spacing:.05em;margin-top:.15rem;}
.stu-score-stat-divider{width:1px;height:40px;background:rgba(255,255,255,.2);}
.stu-score-hero-chart{width:180px;height:180px;flex-shrink:0;}

/*  Subject Breakdown  */
.stu-subject-row{display:flex;align-items:center;gap:1rem;padding:.85rem 1.25rem;border-bottom:1px solid var(--border);flex-wrap:wrap;}
.stu-subject-row:last-child{border-bottom:none;}
.stu-subject-name{font-weight:600;font-size:.875rem;min-width:120px;}
.stu-subject-score{font-size:.875rem;min-width:60px;text-align:right;}
.stu-subject-bar-wrap{display:flex;align-items:center;gap:.5rem;flex:1;min-width:100px;}
.stu-subject-bar{flex:1;height:8px;background:var(--border);border-radius:50px;overflow:hidden;}
.stu-subject-bar-fill{height:100%;border-radius:50px;transition:width .5s ease;}
.stu-subject-pct{font-size:.78rem;font-weight:700;min-width:38px;text-align:right;}

/*  Practice  */
.practice-progress-bar-wrap{height:4px;background:var(--border);}
.practice-progress-bar-fill{height:100%;background:var(--accent);transition:width .3s ease;}
.practice-progress-text{font-size:.8rem;font-weight:600;color:rgba(255,255,255,.8);}
.practice-result-circle{width:100px;height:100px;border-radius:50%;display:flex;flex-direction:column;align-items:center;justify-content:center;margin:0 auto;color:#fff;}
.practice-result-grade{font-size:2rem;font-weight:800;line-height:1;}
.practice-result-pct{font-size:.8rem;opacity:.85;}
.practice-review-card{border-radius:var(--radius-sm);padding:.85rem 1rem;margin-bottom:.5rem;border-left:3px solid;}
.practice-review-card.correct{background:#ecfdf5;border-left-color:var(--success);}
.practice-review-card.wrong{background:#fef2f2;border-left-color:var(--danger);}
.practice-review-q{font-weight:600;font-size:.875rem;margin-bottom:.4rem;}
.practice-review-opt{font-size:.82rem;padding:.15rem 0;}

/*  History Row  */
.stu-history-row{display:flex;align-items:center;gap:.75rem;padding:.65rem 1.1rem;border-bottom:1px solid var(--border);}
.stu-history-row:last-child{border-bottom:none;}
.stu-history-subject{font-size:.8rem;font-weight:600;min-width:90px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.stu-history-bar-wrap{flex:1;}
.stu-history-bar{height:6px;background:var(--border);border-radius:50px;overflow:hidden;}
.stu-history-bar-fill{height:100%;border-radius:50px;}

/*  Leaderboard  */
.stu-my-rank-banner{background:linear-gradient(135deg,var(--accent),var(--accent-light));border-radius:var(--radius);padding:1.1rem 1.5rem;color:#fff;display:flex;align-items:center;justify-content:space-between;}
.stu-my-rank-left{display:flex;align-items:center;gap:1rem;}
.stu-my-rank-pos{font-size:2.5rem;font-weight:800;line-height:1;}
.stu-my-rank-score-num{font-size:2rem;font-weight:800;line-height:1;}

/* Podium */
.stu-podium{display:flex;align-items:flex-end;justify-content:center;gap:1rem;padding:1rem 0;}
.stu-podium-item{display:flex;flex-direction:column;align-items:center;gap:.4rem;}
.stu-podium-avatar{width:52px;height:52px;border-radius:50%;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:1.1rem;border:3px solid var(--border);}
.stu-podium-avatar-1{width:64px;height:64px;font-size:1.3rem;border-color:gold;box-shadow:0 0 0 3px rgba(255,215,0,.3);}
.stu-podium-name{font-size:.8rem;font-weight:600;color:var(--text-main);}
.stu-podium-score{font-size:.75rem;color:var(--text-muted);}
.stu-podium-block{padding:.5rem 1.25rem;border-radius:var(--radius-sm) var(--radius-sm) 0 0;font-size:.8rem;font-weight:700;color:#fff;text-align:center;}
.stu-podium-block-1{background:linear-gradient(135deg,#f59e0b,#fbbf24);min-width:100px;padding:.75rem 1.5rem;}
.stu-podium-block-2{background:linear-gradient(135deg,#6b7280,#9ca3af);min-width:80px;}
.stu-podium-block-3{background:linear-gradient(135deg,#92400e,#b45309);min-width:80px;}
.stu-podium-crown{font-size:1.5rem;}

.stu-leaderboard-me{background:rgba(255,122,0,.06)!important;}
.stu-leaderboard-me:hover{background:rgba(255,122,0,.1)!important;}
.stu-rank-num{font-size:1.1rem;}
.stu-lb-avatar{width:36px;height:36px;border-radius:50%;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:.85rem;flex-shrink:0;}
.stu-lb-avatar-me{background:var(--accent);}

/*  Responsive  */
@media(max-width:767.98px){
  .student-welcome-banner{padding:1.1rem 1.25rem;}
  .swb-greeting{font-size:1.1rem;}
  .stu-score-hero{flex-direction:column;}
  .stu-score-hero-chart{width:100%;height:200px;}
  .stu-podium{gap:.5rem;}
  .stu-podium-block-1{min-width:80px;padding:.6rem 1rem;}
  .stu-podium-block-2,.stu-podium-block-3{min-width:65px;}
  .stu-subject-row{flex-wrap:wrap;}
  .stu-subject-name{min-width:100%;}
}
@media(max-width:575.98px){
  .stu-exam-row{flex-wrap:wrap;}
  .stu-score-hero-stats{gap:.75rem;}
  .stu-score-stat-val{font-size:1.3rem;}
}


/*  RESULTS PAGE ───────────────────────────────────────── */
.result-stat-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:1rem 1.1rem;text-align:center;transition:var(--transition);}
.result-stat-card:hover{box-shadow:var(--shadow);transform:translateY(-1px);}
.result-stat-num{font-size:1.8rem;font-weight:800;line-height:1;margin-bottom:.2rem;}
.result-stat-label{font-size:.72rem;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:var(--text-muted);}

.result-avatar{width:34px;height:34px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--primary-light));color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:.85rem;flex-shrink:0;}

.result-score-cell{display:flex;align-items:baseline;gap:.2rem;}
.result-score-num{font-size:1rem;font-weight:800;color:var(--text-main);}
.result-score-total{font-size:.75rem;color:var(--text-muted);}
.result-score-bar{height:4px;background:var(--border);border-radius:50px;margin-top:3px;overflow:hidden;}
.result-score-bar-fill{height:100%;border-radius:50px;transition:width .4s ease;}

.result-grade-badge{display:inline-flex;align-items:center;gap:.35rem;padding:.3em .75em;border-radius:50px;font-weight:700;font-size:.8rem;}
.result-grade-pct{font-weight:500;opacity:.8;font-size:.72rem;}
.grade-bg-A{background:rgba(16,185,129,.12);color:#059669;}
.grade-bg-B{background:rgba(59,130,246,.12);color:#2563eb;}
.grade-bg-C{background:rgba(245,158,11,.12);color:#d97706;}
.grade-bg-D{background:rgba(249,115,22,.12);color:#ea580c;}
.grade-bg-E{background:rgba(239,68,68,.12);color:#dc2626;}
.grade-bg-F{background:rgba(153,27,27,.12);color:#991b1b;}

.subject-score-cell{display:flex;align-items:baseline;gap:.2rem;font-size:.82rem;}
.subject-mini-bar{height:3px;background:var(--border);border-radius:50px;margin-top:2px;overflow:hidden;}
.subject-mini-bar-fill{height:100%;border-radius:50px;}

/* Export button */
.btn-outline-secondary .bi-file-earmark-excel{color:#1d6f42;}