@import "https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@400;500&display=swap";:root{--bg-primary:#f1f5f9;--bg-sidebar:#f8fafc;--bg-card:#fff;--bg-input:#fff;--border:#e2e8f0;--border-focus:#4f6ef7;--accent-blue:#2563eb;--accent-blue-soft:#2563eb14;--accent-indigo:#4f46e5;--accent-indigo-soft:#4f46e514;--accent-green:#10b981;--accent-green-soft:#10b98114;--accent-red:#ef4444;--accent-red-soft:#ef444414;--accent-yellow:#f59e0b;--accent-yellow-soft:#f59e0b14;--text-primary:#0f172a;--text-secondary:#475569;--text-muted:#94a3b8;--radius-sm:8px;--radius-md:12px;--radius-lg:16px;--radius-xl:24px;--shadow-sm:0 1px 2px 0 #0000000d;--shadow-md:0 4px 6px -1px #0000001a, 0 2px 4px -2px #0000001a;--shadow-lg:0 10px 15px -3px #0000001a, 0 4px 6px -4px #0000001a;--grey-50:#f8fafc;--grey-100:#f1f5f9;--grey-200:#e2e8f0;--grey-600:#475569}*,:before,:after{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-primary);color:var(--text-primary);-webkit-font-smoothing:antialiased;min-height:100vh;font-family:Plus Jakarta Sans,-apple-system,sans-serif;line-height:1.6}.app-layout{min-height:100vh;display:flex}.sidebar{background:var(--bg-sidebar);width:280px;color:var(--text-primary);border-right:1px solid var(--border);z-index:100;flex-direction:column;flex-shrink:0;padding:32px 0;display:flex;position:fixed;top:0;bottom:0;left:0}.main-content{flex-direction:column;flex:1;width:calc(100% - 280px);min-height:100vh;margin-left:280px;padding:48px;display:flex}.sidebar-logo{border-bottom:1px solid var(--border);margin-bottom:24px;padding:0 32px 32px}.sidebar-logo h2{color:var(--text-primary);letter-spacing:-.02em;font-size:20px;font-weight:800}.sidebar-logo p{color:var(--text-secondary);margin-top:4px;font-size:12px}.sidebar-nav{flex-direction:column;gap:4px;padding:0 16px;display:flex}.nav-item{color:var(--text-secondary);cursor:pointer;text-align:left;background:0 0;border:none;border-radius:10px;align-items:center;gap:12px;padding:12px 16px;font-size:14px;font-weight:600;transition:all .2s;display:flex}.nav-item:hover{background:var(--grey-100);color:var(--text-primary)}.nav-item.active{background:var(--accent-blue);color:#fff;box-shadow:0 4px 12px #2563eb4d}.sidebar-footer{border-top:1px solid var(--border);margin-top:auto;padding:24px}.admin-badge{background:var(--grey-100);border-radius:12px;align-items:center;gap:12px;padding:12px;display:flex}.admin-avatar{background:var(--accent-indigo);color:#fff;border-radius:8px;justify-content:center;align-items:center;width:36px;height:36px;font-weight:700;display:flex}.admin-info p{color:var(--text-primary);font-size:14px;font-weight:600}.admin-info span{color:var(--text-muted);font-size:11px}.page-header{justify-content:space-between;align-items:flex-end;margin-bottom:40px;display:flex}.page-header-text h1{color:var(--text-primary);letter-spacing:-.03em;font-size:32px;font-weight:800}.page-header-text p{color:var(--text-secondary);margin-top:4px;font-size:16px}.stats-grid{grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:24px;margin-bottom:40px;display:grid}.stat-card{border-radius:var(--radius-lg);border:1px solid var(--border);box-shadow:var(--shadow-sm);background:#fff;padding:24px;transition:transform .2s,box-shadow .2s}.stat-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}.stat-header{justify-content:space-between;align-items:center;margin-bottom:16px;display:flex}.stat-icon-box{border-radius:12px;justify-content:center;align-items:center;width:48px;height:48px;font-size:24px;display:flex}.stat-value{color:var(--text-primary);letter-spacing:-.03em;font-size:32px;font-weight:800}.stat-label{color:var(--text-secondary);margin-top:4px;font-size:14px;font-weight:600}.stat-trend{border-radius:6px;margin-top:12px;padding:4px 8px;font-size:12px;font-weight:600;display:inline-block}.stat-trend.up{background:var(--accent-green-soft);color:var(--accent-green)}.stat-trend.neutral{background:var(--bg-primary);color:var(--text-muted)}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);margin-bottom:32px;padding:32px}.card-header{margin-bottom:24px}.card-title{color:var(--text-primary);font-size:18px;font-weight:700}.card-subtitle{color:var(--text-secondary);margin-top:4px;font-size:14px}.form-control{border:1px solid var(--border);border-radius:10px;outline:none;width:100%;padding:12px 16px;font-family:inherit;font-size:14px;transition:all .2s}.form-control:focus{border-color:var(--accent-blue);box-shadow:0 0 0 4px var(--accent-blue-soft)}.form-group{margin-bottom:20px}.form-group label{color:var(--text-secondary);margin-bottom:8px;font-size:13px;font-weight:700;display:block}.form-row{grid-template-columns:1fr 1fr;gap:20px;display:grid}.btn{cursor:pointer;border:none;border-radius:10px;align-items:center;gap:8px;padding:12px 24px;font-size:14px;font-weight:700;transition:all .2s;display:inline-flex}.btn-primary{background:var(--accent-blue);color:#fff}.btn-primary:hover{background:#1d4ed8;transform:translateY(-1px);box-shadow:0 4px 12px #2563eb33}.btn-secondary{color:var(--text-primary);border:1px solid var(--border);background:#f8fafc}.btn-secondary:hover{background:#f1f5f9}.btn-danger{background:var(--accent-red-soft);color:var(--accent-red)}.btn-danger:hover{background:var(--accent-red);color:#fff}.table-container{border-radius:var(--radius-lg);border:1px solid var(--border);box-shadow:var(--shadow-sm);background:#fff;overflow:hidden}.modern-table{border-collapse:collapse;width:100%}.modern-table th{color:var(--text-secondary);text-transform:uppercase;letter-spacing:.05em;text-align:left;border-bottom:1px solid var(--border);background:#f8fafc;padding:16px 24px;font-size:12px;font-weight:700}.modern-table td{color:var(--text-primary);border-bottom:1px solid var(--border);padding:20px 24px;font-size:14px}.modern-table tr:last-child td{border-bottom:none}.modern-table tr:hover td{background:#f8fafccc}.clickable-row{cursor:pointer}.clickable-row:hover{background-color:var(--grey-50)!important}.main-footer{border-top:1px solid var(--border);text-align:center;color:var(--text-muted);margin-top:auto;padding:32px 0;font-size:14px}.main-footer a{color:var(--text-secondary);font-weight:600;text-decoration:none;transition:color .2s}.main-footer a:hover,.text-accent-blue{color:var(--accent-blue)}.bg-accent-blue-soft{background:var(--accent-blue-soft)}.text-accent-green{color:var(--accent-green)}.bg-accent-green-soft{background:var(--accent-green-soft)}.text-accent-red{color:var(--accent-red)}.bg-accent-red-soft{background:var(--accent-red-soft)}.text-accent-yellow{color:var(--accent-yellow)}.bg-accent-yellow-soft{background:var(--accent-yellow-soft)}@media (width>=1440px){.main-content{max-width:1400px;margin-right:auto}}.json-textarea{border:1px solid var(--border);resize:vertical;background:#fafafa;border-radius:12px;outline:none;width:100%;min-height:400px;padding:24px;font-family:JetBrains Mono,monospace;font-size:13px;line-height:1.6}.json-textarea:focus{border-color:var(--accent-blue);background:#fff}.modal-overlay{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:1000;background:#0f172ab3;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.modal-content{border-radius:var(--radius-xl);width:100%;max-width:600px;box-shadow:var(--shadow-lg);background:#fff;animation:.3s ease-out modalIn;overflow:hidden}@keyframes modalIn{0%{opacity:0;transform:translateY(20px)scale(.95)}to{opacity:1;transform:translateY(0)scale(1)}}.modal-header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;padding:24px 32px;display:flex}.modal-body{flex-direction:column;gap:16px;padding:32px;display:flex}.modal-footer{border-top:1px solid var(--border);background:#f8fafc;justify-content:flex-end;gap:12px;padding:24px 32px;display:flex}.status-badge{text-transform:uppercase;background:var(--grey-100);color:var(--grey-600);border-radius:20px;align-items:center;padding:6px 12px;font-size:11px;font-weight:700;display:inline-flex}.status-badge.active{color:#065f46;background:#ecfdf5}.detail-grid{grid-template-columns:1fr 1fr;gap:20px;display:grid}.detail-item label{color:var(--text-secondary);text-transform:uppercase;margin-bottom:4px;font-size:11px;font-weight:700;display:block}.detail-item div{color:var(--text-primary);font-size:14px;font-weight:500}.spinner{border:4px solid var(--accent-blue-soft);border-top:4px solid var(--accent-blue);border-radius:50%;width:40px;height:40px;animation:1s linear infinite spin}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.text-right{text-align:right}.alert{border-radius:12px;align-items:center;gap:12px;padding:16px 24px;display:flex}.alert-error{color:#b91c1c;background:#fef2f2;border:1px solid #fee2e2}.preview-grid{grid-template-columns:repeat(auto-fill,minmax(350px,1fr));gap:20px;display:grid}.preview-day{border:1px solid var(--border);background:#fff;border-radius:16px;padding:20px}.preview-aula{border-left:3px solid var(--accent-blue);background:#f8fafc;border-radius:0 8px 8px 0;margin-bottom:12px;padding:12px}.aula-header{flex-direction:column;margin-bottom:8px;display:flex}.aula-time{color:var(--text-muted);text-transform:uppercase;font-size:11px;font-weight:700}.aula-disc{color:var(--text-primary);font-size:15px;font-weight:700}.tag{border-radius:6px;margin-right:6px;padding:4px 10px;font-size:12px;font-weight:600;display:inline-block}.btn-icon{border:1px solid var(--border);width:32px;height:32px;color:var(--text-secondary);cursor:pointer;background:#fff;border-radius:8px;justify-content:center;align-items:center;transition:all .2s;display:flex}.btn-icon:hover{background:var(--bg-primary);color:var(--accent-blue);border-color:var(--accent-blue)}.btn-icon.text-danger:hover{color:#dc2626;background-color:#fef2f2}.filters-bar{justify-content:space-between;gap:24px;display:flex}.search-box{background:var(--grey-50);border:1px solid var(--border);border-radius:12px;flex:1;align-items:center;gap:12px;padding:0 16px;display:flex}.search-box input{background:0 0;border:none;outline:none;flex:1;padding:12px 0;font-size:14px}.filter-group{align-items:center;gap:12px;display:flex}.filter-group select{border:1px solid var(--border);cursor:pointer;background:#fff;border-radius:12px;outline:none;padding:12px 16px;font-size:14px}