:root{--primary: #6366f1;--primary-hover: #4f46e5;--primary-light: #e0e7ff;--secondary: #ec4899;--success: #10b981;--success-light: #d1fae5;--warning: #f59e0b;--warning-light: #fef3c7;--danger: #ef4444;--danger-light: #fee2e2;--info: #3b82f6;--info-light: #dbeafe;--bg-body: #f8fafc;--bg-surface: #ffffff;--bg-surface-hover: #f1f5f9;--text-main: #0f172a;--text-muted: #64748b;--border-color: #e2e8f0;--shadow-sm: 0 1px 2px 0 rgb(0 0 0 / .05);--shadow-md: 0 4px 6px -1px rgb(0 0 0 / .1), 0 2px 4px -2px rgb(0 0 0 / .1);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .1), 0 4px 6px -4px rgb(0 0 0 / .1);--font-sans: "Inter", system-ui, sans-serif;--font-display: "Outfit", system-ui, sans-serif;--sidebar-width: 260px;--header-height: 70px;--radius-sm: .375rem;--radius-md: .5rem;--radius-lg: .75rem;--radius-xl: 1rem;--transition: all .2s cubic-bezier(.4, 0, .2, 1)}body.dark-theme{--bg-body: #0f172a;--bg-surface: #1e293b;--bg-surface-hover: #334155;--text-main: #f8fafc;--text-muted: #94a3b8;--border-color: #334155;--primary-light: rgba(99, 102, 241, .2)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:var(--font-sans);background-color:var(--bg-body);color:var(--text-main);line-height:1.5;-webkit-font-smoothing:antialiased;transition:background-color var(--transition),color var(--transition)}h1,h2,h3,h4,h5,h6{font-family:var(--font-display);font-weight:600;color:var(--text-main)}a{text-decoration:none;color:inherit}ul{list-style:none}button{cursor:pointer;font-family:inherit;border:none;background:none}.app-layout{display:flex;height:100vh;overflow:hidden}.sidebar{width:var(--sidebar-width);background-color:var(--bg-surface);border-right:1px solid var(--border-color);display:flex;flex-direction:column;transition:transform var(--transition);z-index:40}.sidebar-header{height:var(--header-height);display:flex;align-items:center;padding:0 1.5rem;border-bottom:1px solid var(--border-color)}.logo{display:flex;align-items:center;gap:.75rem;font-family:var(--font-display);font-size:1.25rem;font-weight:700;color:var(--primary)}.logo i{font-size:1.5rem}.sidebar-nav{flex:1;overflow-y:auto;padding:1rem 0}.nav-section{margin-bottom:1.5rem}.nav-section-title{font-size:.75rem;text-transform:uppercase;letter-spacing:.05em;color:var(--text-muted);padding:0 1.5rem;margin-bottom:.5rem;font-weight:600}.nav-link{display:flex;align-items:center;gap:.75rem;padding:.75rem 1.5rem;color:var(--text-muted);font-weight:500;transition:var(--transition);border-left:3px solid transparent}.nav-link:hover{background-color:var(--bg-surface-hover);color:var(--primary)}.nav-link.active{background-color:var(--primary-light);color:var(--primary);border-left-color:var(--primary)}.nav-link i{width:1.25rem;text-align:center;font-size:1.1rem}.sidebar-footer{padding:1rem 1.5rem;border-top:1px solid var(--border-color);font-size:.875rem;color:var(--text-muted)}.main-content{flex:1;display:flex;flex-direction:column;min-width:0;background-color:var(--bg-body)}.top-header{height:var(--header-height);background-color:var(--bg-surface);border-bottom:1px solid var(--border-color);display:flex;align-items:center;justify-content:space-between;padding:0 2rem;z-index:30}#page-title{font-size:1.25rem;margin:0}.header-actions{display:flex;align-items:center;gap:1.5rem}.icon-btn{color:var(--text-muted);font-size:1.25rem;transition:var(--transition);width:2.5rem;height:2.5rem;border-radius:50%;display:flex;align-items:center;justify-content:center}.icon-btn:hover{background-color:var(--bg-surface-hover);color:var(--text-main)}.user-profile{display:flex;align-items:center;gap:.75rem;cursor:pointer}.user-profile img{width:2.5rem;height:2.5rem;border-radius:50%;object-fit:cover;border:2px solid var(--primary-light)}.user-profile span{font-weight:500;font-size:.875rem}.content-wrapper{flex:1;padding:2rem;overflow-y:auto}.card{background-color:var(--bg-surface);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);border:1px solid var(--border-color);padding:1.5rem;transition:var(--transition)}.card:hover{box-shadow:var(--shadow-md)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.5rem 1rem;font-size:.875rem;font-weight:500;border-radius:var(--radius-md);transition:var(--transition)}.btn-primary{background-color:var(--primary);color:#fff}.btn-primary:hover{background-color:var(--primary-hover);transform:translateY(-1px)}.btn-secondary{background-color:var(--bg-surface-hover);color:var(--text-main);border:1px solid var(--border-color)}.btn-secondary:hover{background-color:var(--border-color)}.btn-danger{background-color:var(--danger);color:#fff}.btn-danger:hover{background-color:#dc2626}.btn-icon{padding:.4rem;border-radius:var(--radius-sm)}.table-container{width:100%;overflow-x:auto}table{width:100%;border-collapse:collapse;text-align:left}th{padding:1rem;font-size:.75rem;text-transform:uppercase;color:var(--text-muted);border-bottom:2px solid var(--border-color);font-weight:600}td{padding:1rem;border-bottom:1px solid var(--border-color);color:var(--text-main);font-size:.875rem}tbody tr{transition:var(--transition)}tbody tr:hover{background-color:var(--bg-surface-hover)}.badge{display:inline-flex;align-items:center;padding:.25rem .5rem;border-radius:9999px;font-size:.75rem;font-weight:500}.badge-success{background-color:var(--success-light);color:var(--success)}.badge-warning{background-color:var(--warning-light);color:var(--warning)}.badge-danger{background-color:var(--danger-light);color:var(--danger)}.form-group{margin-bottom:1rem}.form-label{display:block;font-size:.875rem;font-weight:500;color:var(--text-main);margin-bottom:.5rem}.form-control{width:100%;padding:.625rem .75rem;font-size:.875rem;font-family:inherit;color:var(--text-main);background-color:var(--bg-body);border:1px solid var(--border-color);border-radius:var(--radius-md);transition:var(--transition);outline:none}.form-control:focus{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-light)}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background-color:#0f172a80;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:100;opacity:1;transition:opacity .3s ease}.modal-overlay.hidden{opacity:0;pointer-events:none}.modal-dialog{background-color:var(--bg-surface);border-radius:var(--radius-lg);width:100%;max-width:500px;box-shadow:var(--shadow-lg);transform:translateY(0) scale(1);transition:transform .3s cubic-bezier(.175,.885,.32,1.275)}.modal-overlay.hidden .modal-dialog{transform:translateY(20px) scale(.95)}.modal-header{padding:1.5rem;border-bottom:1px solid var(--border-color);display:flex;align-items:center;justify-content:space-between}.modal-header h2{font-size:1.25rem;margin:0}.close-modal-btn{color:var(--text-muted);font-size:1.25rem}.close-modal-btn:hover{color:var(--text-main)}.modal-body{padding:1.5rem;max-height:70vh;overflow-y:auto}.toast-container{position:fixed;bottom:1.5rem;right:1.5rem;z-index:1000;display:flex;flex-direction:column;gap:.75rem}.toast{background-color:var(--bg-surface);color:var(--text-main);padding:1rem 1.5rem;border-radius:var(--radius-md);box-shadow:var(--shadow-lg);border-left:4px solid var(--primary);display:flex;align-items:center;gap:.75rem;transform:translate(120%);animation:slideInRight .3s forwards cubic-bezier(.175,.885,.32,1.275)}.toast.success{border-left-color:var(--success)}.toast.error{border-left-color:var(--danger)}.toast.warning{border-left-color:var(--warning)}@keyframes slideInRight{to{transform:translate(0)}}@keyframes slideOutRight{to{transform:translate(120%);opacity:0}}.toast.hiding{animation:slideOutRight .3s forwards}.page-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:2rem}.page-title-group h2{font-size:1.5rem;margin-bottom:.25rem}.text-muted{color:var(--text-muted);font-size:.875rem}.dashboard-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:1.5rem;margin-bottom:2rem}.stat-card{display:flex;align-items:center;gap:1.25rem;padding:1.5rem}.stat-icon{width:3.5rem;height:3.5rem;border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;font-size:1.5rem}.stat-info h3{font-size:.875rem;color:var(--text-muted);font-weight:500;margin-bottom:.25rem}.stat-info .stat-value{font-size:1.5rem;font-weight:700;font-family:var(--font-display);color:var(--text-main)}#print-area{display:none!important}@media print{@page{size:landscape;margin:1cm}body.dark-theme,body{background-color:#fff!important;color:#000!important}.sidebar,.top-header,.page-header,.card:has(#historico-turma),button{display:none!important}.app-layout,.main-content,.content-wrapper{height:auto!important;overflow:visible!important;display:block!important;padding:0!important;margin:0!important}#historico-container .card{display:none!important}#print-area{display:block!important}table{width:100%!important;border-collapse:collapse!important}th{border-bottom:2px solid #000!important;padding-bottom:8px!important}td{border-bottom:1px solid #ddd!important}thead{display:table-header-group}tr{page-break-inside:avoid;break-inside:avoid}tbody tr:last-child td{border-bottom:2px solid #000!important}}