*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{--primary:#5B8FDE;--primary-dark:#3a6abf;--accent:#FF6B9D;--sky:#00BFFF;--pink:#FF6EB4;--orange:#FF8C42;--green:#4CAF82;--purple:#9B72FF;--yellow:#FFD93D;--success:#4CAF82;--danger:#FF5252;--bg:#F0F4FF;--card:#FFFFFF;--text:#2D3748;--text-muted:#718096;--border:#E2E8F0;--sidebar-w:260px;--radius:16px;--shadow:0 4px 20px rgba(91,143,222,0.12);--font:'Baloo Bhaijaan 2',cursive;}
body{font-family:var(--font);background:var(--bg);color:var(--text);min-height:100vh;display:flex;}
.sidebar{width:var(--sidebar-w);background:linear-gradient(160deg,#1e3a6e,#2d5aa0,#3a6abf);min-height:100vh;display:flex;flex-direction:column;position:fixed;inset-inline-start:0;top:0;z-index:100;transition:transform .3s;box-shadow:4px 0 20px rgba(0,0,0,.15);}
.sidebar-logo{padding:18px 16px 14px;border-bottom:1px solid rgba(255,255,255,.1);display:flex;align-items:center;justify-content:center;}
.sidebar-logo img{height:42px;filter:drop-shadow(0 2px 4px rgba(0,0,0,.3));}
.sidebar-nav{flex:1;padding:16px 12px;display:flex;flex-direction:column;gap:4px;overflow-y:auto;scrollbar-width:thin;scrollbar-color:rgba(255,255,255,.2) transparent;}
.sidebar-nav::-webkit-scrollbar{width:4px;}.sidebar-nav::-webkit-scrollbar-thumb{background:rgba(255,255,255,.2);border-radius:4px;}
.nav-sec{font-size:.7rem;font-weight:700;color:rgba(255,255,255,.45);text-transform:uppercase;letter-spacing:1px;padding:10px 10px 4px;}
.nav-item{display:flex;align-items:center;gap:10px;padding:11px 14px;border-radius:12px;color:rgba(255,255,255,.75);cursor:pointer;transition:all .2s;font-size:.95rem;font-weight:600;border:none;background:transparent;font-family:var(--font);width:100%;text-align:start;}
.nav-item:hover{background:rgba(255,255,255,.1);color:#fff;}
.nav-item.active{background:rgba(255,255,255,.18);color:#fff;box-shadow:inset 3px 0 0 #FFB347;}
.nav-item .icon{font-size:1.1rem;width:22px;text-align:center;}
.nav-item .badge{margin-inline-start:auto;background:var(--accent);color:#fff;font-size:.7rem;font-weight:800;padding:2px 8px;border-radius:20px;}
.sidebar-footer{padding:12px;border-top:1px solid rgba(255,255,255,.1);display:flex;flex-direction:column;gap:6px;flex-shrink:0;}
.btn-lang-sb{display:flex;align-items:center;gap:10px;padding:10px 14px;border-radius:12px;background:rgba(255,255,255,.08);color:rgba(255,255,255,.8);border:1px solid rgba(255,255,255,.12);cursor:pointer;font-family:var(--font);font-size:.9rem;font-weight:700;transition:all .2s;}.btn-lang-sb:hover{background:rgba(255,255,255,.15);}
.btn-logout{display:flex;align-items:center;gap:10px;padding:10px 14px;border-radius:12px;background:rgba(255,82,82,.15);color:#FF8A8A;border:1px solid rgba(255,82,82,.2);cursor:pointer;font-family:var(--font);font-size:.9rem;font-weight:700;}.btn-logout:hover{background:rgba(255,82,82,.25);color:#fff;}
.main{margin-inline-start:var(--sidebar-w);flex:1;display:flex;flex-direction:column;min-height:100vh;}
.topbar{background:var(--card);padding:14px 28px;display:flex;align-items:center;gap:12px;border-bottom:1px solid var(--border);position:sticky;top:0;z-index:50;box-shadow:0 2px 10px rgba(0,0,0,.05);}
.topbar-title{font-size:1.25rem;font-weight:800;}
.btn-menu{display:none;background:var(--bg);border:none;padding:8px 12px;border-radius:10px;cursor:pointer;font-size:1.2rem;}
.page-content{padding:28px;flex:1;}
.page-section{display:none;}.page-section.active{display:block;}
.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px;margin-bottom:24px;}
.stat-card{background:var(--card);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow);display:flex;align-items:center;gap:14px;border:1px solid var(--border);}.stat-card:hover{transform:translateY(-2px);}
.stat-icon{width:50px;height:50px;border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:1.4rem;}
.stat-icon.blue{background:#EBF4FF;}.stat-icon.pink{background:#FFF0F6;}.stat-icon.green{background:#F0FFF4;}.stat-icon.orange{background:#FFFAF0;}
.stat-info h3{font-size:1.7rem;font-weight:800;line-height:1;}.stat-info p{font-size:.8rem;color:var(--text-muted);font-weight:600;margin-top:3px;}
.card{background:var(--card);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow);border:1px solid var(--border);margin-bottom:20px;}
.card-hdr{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;padding-bottom:14px;border-bottom:2px dashed var(--border);flex-wrap:wrap;gap:10px;}
.card-ttl{font-size:1.15rem;font-weight:800;display:flex;align-items:center;gap:8px;}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;}.form-grid .full{grid-column:1/-1;}
@media(max-width:640px){.form-grid{grid-template-columns:1fr;}.form-grid .full{grid-column:1;}}
.field{display:flex;flex-direction:column;gap:5px;}.field label{font-size:.85rem;font-weight:700;color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px;}
.field input,.field select,.field textarea{padding:10px 14px;border-radius:10px;border:2px solid var(--border);font-family:var(--font);font-size:16px;color:var(--text);background:var(--bg);outline:none;transition:border-color .2s;}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--primary);background:#fff;}
.field textarea{resize:vertical;min-height:80px;}.field .hint{font-size:.78rem;color:var(--text-muted);}
.days-grid{display:flex;flex-wrap:wrap;gap:8px;}
.day-chip{padding:6px 14px;border-radius:20px;border:2px solid var(--border);background:#fff;cursor:pointer;font-family:var(--font);font-size:.85rem;font-weight:700;color:var(--text-muted);user-select:none;}.day-chip.selected{background:var(--primary);border-color:var(--primary);color:#fff;}
.btn{padding:10px 20px;border-radius:10px;border:none;cursor:pointer;font-family:var(--font);font-weight:700;font-size:.95rem;transition:all .2s;display:inline-flex;align-items:center;gap:6px;}.btn:active{transform:scale(.97);}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 3px 10px rgba(91,143,222,.3);}.btn-primary:hover{background:var(--primary-dark);}
.btn-success{background:var(--success);color:#fff;}.btn-danger{background:var(--danger);color:#fff;}
.btn-outline{background:transparent;border:2px solid var(--border);color:var(--text-muted);}.btn-outline:hover{border-color:var(--primary);color:var(--primary);}
.btn-sm{padding:6px 12px;font-size:.82rem;border-radius:8px;}
.filter-bar{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin-bottom:16px;}
.search-input{flex:1;min-width:160px;padding:9px 14px;border-radius:10px;border:2px solid var(--border);font-family:var(--font);font-size:.9rem;background:#fff;outline:none;}.search-input:focus{border-color:var(--primary);}
.filter-select{padding:9px 14px;border-radius:10px;border:2px solid var(--border);font-family:var(--font);font-size:.85rem;background:#fff;outline:none;cursor:pointer;}
.table-wrap{overflow-x:auto;border-radius:12px;border:1px solid var(--border);}
table{width:100%;border-collapse:collapse;}thead{background:var(--bg);}
th{padding:12px 16px;font-size:.78rem;font-weight:700;color:var(--text-muted);text-transform:uppercase;text-align:start;border-bottom:2px solid var(--border);white-space:nowrap;}
td{padding:12px 16px;border-bottom:1px solid var(--border);font-size:.9rem;vertical-align:middle;}tr:last-child td{border-bottom:none;}tr:hover td{background:#fafbff;}
.avatar-cell{display:flex;align-items:center;gap:10px;}
.avatar-thumb{width:36px;height:36px;border-radius:50%;object-fit:cover;border:2px solid var(--border);flex-shrink:0;}
.avatar-fb{width:36px;height:36px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--accent));display:flex;align-items:center;justify-content:center;color:#fff;font-weight:800;font-size:.9rem;flex-shrink:0;}
.level-badge{display:inline-flex;background:#EBF4FF;color:var(--primary);font-size:.8rem;font-weight:800;padding:3px 10px;border-radius:20px;}
.group-tag{display:inline-flex;font-size:.8rem;font-weight:700;padding:4px 10px;border-radius:20px;}
.empty-state{text-align:center;padding:48px 20px;color:var(--text-muted);}.empty-state .emoji{font-size:3rem;display:block;margin-bottom:10px;}
.groups-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px;}
.group-card{background:var(--card);border-radius:var(--radius);padding:20px;border:2px solid var(--border);box-shadow:var(--shadow);position:relative;overflow:hidden;transition:transform .2s;}.group-card:hover{transform:translateY(-2px);}
.gc-accent{position:absolute;top:0;inset-inline-start:0;width:5px;height:100%;}
.sess-item{display:flex;align-items:center;gap:12px;padding:14px 16px;border-radius:12px;border:1px solid var(--border);background:#fff;margin-bottom:8px;flex-wrap:wrap;}
.sess-num{width:34px;height:34px;border-radius:10px;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;flex-shrink:0;}
.sess-tags{display:flex;gap:4px;margin-top:4px;flex-wrap:wrap;}
.stag{font-size:.68rem;font-weight:700;padding:2px 6px;border-radius:6px;}
.stag-on{background:#F0FFF4;color:#276749;}.stag-off{background:#F7FAFC;color:#A0AEC0;border:1px solid var(--border);}.stag-pub{background:#F0FFF4;color:#276749;}.stag-draft{background:#FFF5F5;color:#C53030;}.stag-proj{background:#F3EEFF;color:#6B46C1;}
.sub-item{display:flex;align-items:center;gap:12px;padding:12px;border-radius:10px;border:1px solid var(--border);margin-bottom:8px;flex-wrap:wrap;}
.sub-status{padding:3px 10px;border-radius:20px;font-size:.75rem;font-weight:700;}
.sub-status.pending{background:#FFFAF0;color:#B7791F;}.sub-status.reviewed{background:#EBF4FF;color:#2B6CB0;}.sub-status.approved{background:#F0FFF4;color:#276749;}
.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:200;display:none;align-items:center;justify-content:center;padding:20px;backdrop-filter:blur(3px);}.modal-overlay.show{display:flex;}
.modal{background:var(--card);border-radius:20px;width:100%;max-width:640px;max-height:90vh;overflow-y:auto;box-shadow:0 20px 60px rgba(0,0,0,.25);animation:modalIn .25s ease-out;}
@keyframes modalIn{from{transform:scale(.92) translateY(10px);opacity:0}to{transform:none;opacity:1}}
.modal-hdr{padding:20px 24px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;background:var(--card);border-radius:20px 20px 0 0;z-index:1;}
.modal-hdr h3{font-size:1.1rem;font-weight:800;}
.modal-x{width:34px;height:34px;border-radius:10px;border:none;background:var(--bg);cursor:pointer;font-size:1.1rem;display:flex;align-items:center;justify-content:center;}.modal-x:hover{background:#FFE0E0;}
.modal-body{padding:24px;}.modal-ft{padding:16px 24px;border-top:1px solid var(--border);display:flex;justify-content:flex-end;gap:10px;}
.sdiv{border-top:1px dashed var(--border);padding-top:14px;margin-top:4px;}
.stars-row{display:flex;gap:4px;justify-content:center;}.star{font-size:1.4rem;cursor:pointer;opacity:.3;transition:all .15s;}.star.active{opacity:1;transform:scale(1.1);}
.toast-c{position:fixed;bottom:24px;inset-inline-end:24px;z-index:999;display:flex;flex-direction:column;gap:8px;}
.toast{background:#1A202C;color:#fff;padding:12px 18px;border-radius:12px;font-size:.9rem;font-weight:600;box-shadow:0 8px 24px rgba(0,0,0,.2);display:flex;align-items:center;gap:8px;animation:toastIn .3s ease;max-width:320px;}
.toast.success{border-inline-start:4px solid var(--success);}.toast.error{border-inline-start:4px solid var(--danger);}
@keyframes toastIn{from{transform:translateX(20px);opacity:0}to{transform:none;opacity:1}}
#lightbox{display:none;position:fixed;inset:0;z-index:999;background:rgba(0,0,0,.88);align-items:center;justify-content:center;flex-direction:column;}
@media(max-width:768px){.sidebar{transform:translateX(100%);}html[dir="ltr"] .sidebar{transform:translateX(-100%);}.sidebar.open{transform:translateX(0);}.main{margin-inline-start:0;}.btn-menu{display:flex;}.page-content{padding:16px;}.stats-grid{grid-template-columns:1fr 1fr;}.groups-grid{grid-template-columns:1fr;}}
@media(max-width:400px){.stats-grid{grid-template-columns:1fr;}}