/* ===========================================================  
   ESTILO GLOBAL – style.css  (v3.1 – dropdown fix)  
   =========================================================== */  

/* ---------- Variáveis, reset e tipografia ---------- */  
:root{  
    --primary-color:#4361ee;--secondary-color:#3a0ca3;--accent-color:#7209b7;  
    --success-color:#4cc9f0;--warning-color:#f72585;--light-color:#f8f9fa;  
    --dark-color:#212529;--gray-color:#6c757d;  
    --border-radius:8px;--box-shadow:0 10px 20px rgba(0,0,0,.1);  
    --transition:all .25s ease;  
}  
*{margin:0;padding:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent;}  
body{font-family:'Poppins','Roboto',sans-serif;background:#f5f7fa;color:#333;line-height:1.6;overflow-x:hidden;}  

/* =====================================================  
   NAVBAR  
   ===================================================== */  
.navbar{  
    background:linear-gradient(135deg,var(--primary-color),var(--secondary-color));  
    padding:.75rem 1.25rem;box-shadow:0 4px 12px rgba(0,0,0,.08);  
    position:sticky;top:0;z-index:1000;  
}  
.navbar-container{display:flex;justify-content:space-between;align-items:center;max-width:1400px;margin:0 auto;width:100%;}  
.navbar-logo{color:#fff;font-size:1.6rem;font-weight:700;text-decoration:none;display:flex;align-items:center;}  
.navbar-logo i{margin-right:8px;font-size:1.6rem;}  

/* menu */  
.navbar-menu{display:flex;list-style:none;gap:.25rem;}  
.navbar-item{position:relative;}  
.dropdown{position:relative;}          /* <<< CORREÇÃO */  

/* links */  
.navbar-link{  
    color:#fff;text-decoration:none;padding:.55rem .85rem;border-radius:var(--border-radius);  
    transition:var(--transition);font-weight:500;display:flex;align-items:center;  
}  
.navbar-link i{margin-right:6px;}  
.navbar-link:hover{background:rgba(255,255,255,.15);transform:translateY(-2px);}  
.navbar-link.active{background:rgba(255,255,255,.22);}  

/* hamburguer */  
.navbar-toggle{display:none;flex-direction:column;gap:4px;cursor:pointer;}  
.navbar-toggle span{width:26px;height:3px;background:#fff;border-radius:2px;transition:transform .3s,opacity .3s;}  
.navbar-toggle.active span:nth-child(1){transform:translateY(7px) rotate(45deg);}  
.navbar-toggle.active span:nth-child(2){opacity:0;}  
.navbar-toggle.active span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}  

/* dropdown desktop */  
.dropdown-menu{  
    position:absolute;top:100%;left:0;min-width:180px;background:#fff;padding:8px 0;  
    border-radius:var(--border-radius);box-shadow:var(--box-shadow);  
    opacity:0;visibility:hidden;transform:translateY(10px);transition:var(--transition);z-index:200;  
}  
.dropdown:hover .dropdown-menu{opacity:1;visibility:visible;transform:translateY(0);}  
.dropdown-item{display:block;padding:.55rem 1rem;color:var(--dark-color);text-decoration:none;font-size:.9375rem;transition:background .2s;}  
.dropdown-item:hover{background:#f8f9fa;color:var(--primary-color);}  
.dropdown-divider{height:1px;margin:8px 0;overflow:hidden;background-color:#e9ecef;border:none;display:block;}  

/* ---------- MOBILE NAV ---------- */  
@media (max-width:768px){  
    .navbar-toggle{display:flex;}  
    .navbar-menu{  
        position:absolute;top:100%;left:0;width:100%;flex-direction:column;gap:0;  
        background:linear-gradient(180deg,var(--primary-color),var(--secondary-color));  
        max-height:0;overflow:hidden;transition:max-height .3s ease;  
    }  
    .navbar-menu.open{max-height:420px;}  
    .navbar-link{width:100%;padding:.9rem 1.25rem;}  

    /* dropdown mobile */  
    .dropdown:hover .dropdown-menu{display:none;}      /* evita hover */  
    .dropdown-menu{position:static;box-shadow:none;transform:none;  
                   opacity:1;visibility:visible;padding:0;display:none;}  
    .dropdown.open > .dropdown-menu{display:block !important;} /* mostra ao toque */  
    .dropdown-item{padding:.75rem 1.25rem;}  
}  

/* =====================================================  
   CONTAINERS  
   ===================================================== */  
.container{  
    max-width:1200px;margin:24px auto;padding:24px;background:#fff;  
    border-radius:var(--border-radius);box-shadow:var(--box-shadow);  
}  
@media (max-width:576px){  
    .container{margin:16px auto;padding:16px;border-radius:0;}  
}  

/* =====================================================  
   TIPOGRAFIA  
   ===================================================== */  
h1,h2,h3,h4,h5,h6{color:var(--dark-color);margin-bottom:1rem;font-weight:600;line-height:1.3;}  
h1{font-size:2.25rem;text-align:center;margin-bottom:1.75rem;position:relative;padding-bottom:14px;}  
h1:after{  
    content:'';position:absolute;bottom:0;left:50%;transform:translateX(-50%);  
    width:70px;height:3px;background:linear-gradient(to right,var(--primary-color),var(--accent-color));border-radius:2px;  
}  
h2{font-size:1.75rem;}h3{font-size:1.5rem;}  
p{margin-bottom:1.25rem;color:var(--gray-color);}  
@media (max-width:576px){h1{font-size:1.85rem;margin-bottom:1.25rem;}}  

/* =====================================================  
   CARDS  
   ===================================================== */  
.card{  
    background:#fff;border-radius:var(--border-radius);box-shadow:0 4px 12px rgba(0,0,0,.06);  
    padding:22px;margin-bottom:22px;transition:var(--transition);border-top:3px solid var(--primary-color);  
}  
.card:hover{transform:translateY(-4px);box-shadow:0 10px 24px rgba(0,0,0,.1);}  

/* =====================================================  
   FORMULÁRIOS  
   ===================================================== */  
.form-group{margin-bottom:25px;position:relative;}  
.form-label{display:block;margin-bottom:8px;font-weight:500;color:var(--dark-color);font-size:.95rem;}  
.form-control{  
    width:100%;padding:15px;border:1px solid #e1e5eb;border-radius:var(--border-radius);  
    font-size:1rem;transition:var(--transition);background:#f9fafc;  
}  
.form-control:focus{border-color:var(--primary-color);box-shadow:0 0 0 3px rgba(67,97,238,.2);outline:none;background:#fff;}  
.form-control::placeholder{color:#b0b7c3;}  
textarea.form-control{min-height:150px;resize:vertical;}  
.form-select{  
    appearance:none;  
    background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%236c757d' viewBox='0 0 16 16'%3E%3Cpath d='M7.247 11.14 2.451 5.658C1.885 5.013 2.345 4 3.204 4h9.592a1 1 0 0 1 .753 1.659l-4.796 5.48a1 1 0 0 1-1.506 0z'/%3E%3C/svg%3E");  
    background-repeat:no-repeat;background-position:right 15px center;background-size:16px 12px;  
}  

/* =====================================================  
   BOTÕES  
   ===================================================== */  
.btn{  
    display:inline-flex;align-items:center;justify-content:center;gap:6px;  
    background:var(--primary-color);color:#fff;border:none;padding:.85rem 1.4rem;  
    border-radius:var(--border-radius);font-size:1rem;font-weight:600;  
    cursor:pointer;text-decoration:none;transition:var(--transition);  
    box-shadow:0 3px 6px rgba(67,97,238,.2);min-width:44px;min-height:44px;  
}  
.btn:hover{background:var(--secondary-color);transform:translateY(-2px);}  
.btn:active{transform:translateY(-1px);}  
.btn-block{width:100%;}  
.btn-success{background:var(--success-color);} .btn-success:hover{background:#3ab7dc;}  
.btn-danger{background:var(--warning-color);} .btn-danger:hover{background:#e01e79;}  
.btn-outline{background:transparent;border:2px solid var(--primary-color);color:var(--primary-color);}  
.btn-outline:hover{background:var(--primary-color);color:#fff;}  

/* =====================================================  
   TABELAS  
   ===================================================== */  
.table-container{overflow-x:auto;margin:22px 0;border-radius:var(--border-radius);box-shadow:var(--box-shadow);}  
.table{width:100%;border-collapse:collapse;font-size:.93rem;background:#fff;}  
.table th,.table td{padding:14px;border-bottom:1px solid #eef1f4;}  
.table th{background:var(--primary-color);color:#fff;font-size:.8rem;text-transform:uppercase;letter-spacing:.5px;}  
.table tr:nth-child(even){background:#f9fafc;}  
.table tr:hover{background:#f1f4f9;}  
.table td:last-child{text-align:center;}  
@media (max-width:576px){.table th,.table td{padding:10px;font-size:.8125rem;}}  

/* =====================================================  
   BADGES & STATUS  
   ===================================================== */  
.badge{display:inline-block;padding:6px 12px;border-radius:50px;font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.5px;}  
.badge-success{background:rgba(76,201,240,.15);color:var(--success-color);}  
.badge-danger{background:rgba(247,37,133,.15);color:var(--warning-color);}  
.aprovado{color:var(--success-color);font-weight:600;}  
.reprovado{color:var(--warning-color);font-weight:600;}  

/* =====================================================  
   ALERTAS  
   ===================================================== */  
.alert{padding:15px 20px;margin-bottom:20px;border-radius:var(--border-radius);position:relative;border-left:4px solid transparent;transition:opacity .3s;}  
.alert-success{background:rgba(76,201,240,.1);border-left-color:var(--success-color);color:#0c7489;}  
.alert-danger{background:rgba(247,37,133,.1);border-left-color:var(--warning-color);color:#9e1655;}  
.alert-close{position:absolute;top:15px;right:15px;cursor:pointer;font-size:1.2rem;opacity:.7;}  
.alert-close:hover{opacity:1;}  

/* =====================================================  
   LOGIN / REGISTRO  
   ===================================================== */  
.auth-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--primary-color),var(--accent-color));padding:20px;}  
.auth-card{width:100%;max-width:450px;background:#fff;border-radius:var(--border-radius);box-shadow:0 15px 30px rgba(0,0,0,.1);overflow:hidden;animation:fadeIn .5s ease;}  
.auth-header{padding:30px;text-align:center;background:#f9fafc;border-bottom:1px solid #edf2f7;}  
.auth-logo{font-size:2rem;font-weight:700;color:var(--primary-color);margin-bottom:10px;}  
.auth-subtitle{color:var(--gray-color);font-size:.95rem;}  
.auth-body{padding:30px;}  
.auth-footer{padding:20px 30px;text-align:center;background:#f9fafc;border-top:1px solid #edf2f7;}  
.auth-link{color:var(--primary-color);text-decoration:none;font-weight:500;transition:var(--transition);}  
.auth-link:hover{text-decoration:underline;}  

/* =====================================================  
   DASHBOARD CARDS  
   ===================================================== */  
.dashboard-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:25px;margin-top:30px;}  
.dashboard-card{  
    background:#fff;border-radius:var(--border-radius);box-shadow:var(--box-shadow);  
    padding:25px;transition:var(--transition);display:flex;flex-direction:column;align-items:center;text-align:center;  
    position:relative;overflow:hidden;  
}  
.dashboard-card::before{content:'';position:absolute;top:0;left:0;width:100%;height:5px;background:linear-gradient(to right,var(--primary-color),var(--accent-color));}  
.dashboard-card:hover{transform:translateY(-10px);box-shadow:0 20px 40px rgba(0,0,0,.1);}  
.dashboard-card-icon{width:70px;height:70px;border-radius:50%;display:flex;align-items:center;justify-content:center;margin-bottom:20px;background:rgba(67,97,238,.1);color:var(--primary-color);font-size:2rem;}  
.dashboard-card-title{font-size:1.25rem;font-weight:600;margin-bottom:10px;color:var(--dark-color);}  
.dashboard-card-value{font-size:2.5rem;font-weight:700;color:var(--primary-color);margin-bottom:15px;}  
.dashboard-card-description{color:var(--gray-color);font-size:.9rem;}  

/* =====================================================  
   GRÁFICOS  
   ===================================================== */  
.chart-container{position:relative;margin:24px auto 72px;height:400px;width:100%;max-width:800px;background:#fff;padding:18px;border-radius:var(--border-radius);box-shadow:var(--box-shadow);}  
.line-container {position:relative;margin:8px  auto 48px;height:400px;width:100%;max-width:800px;}  
@media (max-width:576px){  
    .chart-container,.line-container{height:320px;padding:12px;margin-bottom:56px;}  
}  

/* =====================================================  
   ANIMAÇÕES  
   ===================================================== */  
@keyframes fadeIn{from{opacity:0;transform:translateY(15px);}to{opacity:1;transform:translateY(0);}}  
.fade-in{animation:fadeIn .4s ease;}  
.loader{width:48px;height:48px;border:4px solid #f3f3f3;border-top:4px solid var(--primary-color);border-radius:50%;animation:spin 1s linear infinite;margin:20px auto;}  
@keyframes spin{0%{transform:rotate(0);}100%{transform:rotate(360deg);}}  

/* =====================================================
   ALERTAS MELHORADOS
   ===================================================== */
.alert {
    padding: 1rem 1.25rem;
    margin-bottom: 1rem;
    border: 1px solid transparent;
    border-radius: var(--border-radius);
    position: relative;
    overflow: hidden;
}

.alert::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: currentColor;
    opacity: 0.3;
}

.alert-success {
    color: #155724;
    background-color: #d4edda;
    border-color: #c3e6cb;
}

.alert-danger {
    color: #721c24;
    background-color: #f8d7da;
    border-color: #f5c6cb;
}

.alert-info {
    color: #0c5460;
    background-color: #d1ecf1;
    border-color: #bee5eb;
}

.alert-warning {
    color: #856404;
    background-color: #fff3cd;
    border-color: #ffeaa7;
}

.alert-dismissible {
    padding-right: 3rem;
}

.alert-close {
    position: absolute;
    top: 0;
    right: 0;
    padding: 1rem 1.25rem;
    color: inherit;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    opacity: 0.7;
    transition: opacity 0.2s ease;
}

.alert-close:hover {
    opacity: 1;
}

/* =====================================================
   UTILITÁRIOS
   ===================================================== */
.text-center{text-align:center;} .text-right{text-align:right;} .text-left{text-align:left;}
.d-flex{display:flex;} .flex-column{flex-direction:column;} .justify-content-center{justify-content:center;} .align-items-center{align-items:center;} .flex-wrap{flex-wrap:wrap;}
.w-100{width:100%;} .h-100{height:100%;}
.mt-1{margin-top:.5rem;} .mt-2{margin-top:1rem;} .mt-3{margin-top:1.5rem;} .mt-4{margin-top:2rem;} .mt-5{margin-top:2.5rem;}
.mb-1{margin-bottom:.5rem;} .mb-2{margin-bottom:1rem;} .mb-3{margin-bottom:1.5rem;} .mb-4{margin-bottom:2rem;} .mb-5{margin-bottom:2.5rem;}
.p-1{padding:.5rem;} .p-2{padding:1rem;} .p-3{padding:1.5rem;} .p-4{padding:2rem;} .p-5{padding:2.5rem;}

/* =====================================================
   DASHBOARD MODERNO
   ===================================================== */
.dashboard-container {
    min-height: calc(100vh - 80px);
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 2rem 0;
}

.dashboard-header {
    max-width: 1400px;
    margin: 0 auto 3rem;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 2rem;
}

.welcome-section {
    flex: 1;
    min-width: 300px;
}

.welcome-title {
    font-size: 2.5rem;
    font-weight: 800;
    color: #fff;
    margin: 0 0 0.5rem 0;
    display: flex;
    align-items: center;
    gap: 1rem;
    text-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.welcome-icon {
    color: #ffd700;
    animation: rotate 20s linear infinite;
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.welcome-subtitle {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.1rem;
    margin: 0 0 1rem 0;
    font-weight: 300;
}

.current-time {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 1rem 1.5rem;
    border-radius: var(--border-radius);
    border: 1px solid rgba(255, 255, 255, 0.2);
    text-align: center;
}

.current-time .time {
    font-size: 1.5rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 0.25rem;
}

.current-time .date {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.8);
    text-transform: capitalize;
}

.quick-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.quick-action-btn {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    color: #fff;
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius);
    text-decoration: none;
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 500;
}

.quick-action-btn:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
}

/* Stats Grid */
.stats-grid {
    max-width: 1400px;
    margin: 0 auto 3rem;
    padding: 0 2rem;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.stat-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: var(--border-radius);
    padding: 2rem;
    display: flex;
    align-items: center;
    gap: 1.5rem;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.stat-card-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: #fff;
    flex-shrink: 0;
}

.stat-card-turmas .stat-card-icon {
    background: linear-gradient(135deg, #667eea, #764ba2);
}

.stat-card-alunos .stat-card-icon {
    background: linear-gradient(135deg, #f093fb, #f5576c);
}

.stat-card-componentes .stat-card-icon {
    background: linear-gradient(135deg, #4facfe, #00f2fe);
}

.stat-card-documentos .stat-card-icon {
    background: linear-gradient(135deg, #43e97b, #38f9d7);
}

.stat-card-content {
    flex: 1;
}

.stat-card-value {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--dark-color);
    margin-bottom: 0.25rem;
    line-height: 1;
}

.stat-card-title {
    font-size: 1.1rem;
    color: var(--gray-color);
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.stat-card-change {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    color: #10b981;
    font-weight: 500;
}

.stat-card-change i {
    font-size: 0.8rem;
}

/* Dashboard Main Grid */
.dashboard-main-grid {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 2rem;
}

.dashboard-left-column,
.dashboard-right-column {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

/* Dashboard Cards */
.dashboard-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: var(--border-radius);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    overflow: hidden;
    transition: all 0.3s ease;
}

.dashboard-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
}

.card-header {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: #fff;
    padding: 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.card-header h2 {
    margin: 0;
    color: #fff;
    font-size: 1.25rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.card-header h2 i {
    font-size: 1.1rem;
    opacity: 0.9;
}

.chart-controls {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.control-group {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.control-group label {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.9);
    font-weight: 500;
}

.chart-select {
    background: rgba(255, 255, 255, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: #fff;
    padding: 0.5rem 0.75rem;
    border-radius: 0.375rem;
    font-size: 0.9rem;
    outline: none;
}

.chart-select option {
    background: var(--primary-color);
    color: #fff;
}

.chart-container {
    padding: 2rem;
    height: 400px;
    position: relative;
}

/* Approval Stats */
.approval-stats {
    padding: 1.5rem;
}

.approval-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.approval-item:last-child {
    margin-bottom: 0;
}

.approval-label {
    min-width: 120px;
    font-weight: 500;
    color: var(--dark-color);
}

.approval-bar {
    flex: 1;
    height: 8px;
    background: #e9ecef;
    border-radius: 4px;
    overflow: hidden;
    position: relative;
}

.approval-fill {
    height: 100%;
    background: linear-gradient(90deg, #10b981, #34d399);
    border-radius: 4px;
    transition: width 1s ease;
}

.approval-value {
    min-width: 50px;
    text-align: right;
    font-weight: 700;
    color: #10b981;
    font-size: 1.1rem;
}

/* Top Students */
.top-students-list {
    padding: 1.5rem;
}

.turma-group {
    margin-bottom: 1.5rem;
}

.turma-group:last-child {
    margin-bottom: 0;
}

.turma-title {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 1rem;
}

.students-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.student-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.75rem;
    background: #f8f9fa;
    border-radius: 0.5rem;
    transition: all 0.2s ease;
}

.student-item:hover {
    background: #e9ecef;
    transform: translateX(5px);
}

.student-rank {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 1.1rem;
    flex-shrink: 0;
}

.rank-1 {
    background: linear-gradient(135deg, #ffd700, #ffed4e);
}

.rank-2 {
    background: linear-gradient(135deg, #c0c0c0, #e5e5e5);
}

.rank-3 {
    background: linear-gradient(135deg, #cd7f32, #daa520);
}

.student-info {
    flex: 1;
}

.student-name {
    font-weight: 500;
    color: var(--dark-color);
    margin-bottom: 0.25rem;
}

.student-average {
    font-size: 0.9rem;
    color: var(--gray-color);
    font-weight: 600;
}

/* Activities */
.activities-list {
    padding: 1.5rem;
}

.activity-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1rem 0;
    border-bottom: 1px solid #e9ecef;
}

.activity-item:last-child {
    border-bottom: none;
}

.activity-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    flex-shrink: 0;
}

.activity-turma {
    background: linear-gradient(135deg, #667eea, #764ba2);
}

.activity-documento {
    background: linear-gradient(135deg, #f093fb, #f5576c);
}

.activity-content {
    flex: 1;
}

.activity-title {
    font-weight: 600;
    color: var(--dark-color);
    margin-bottom: 0.25rem;
}

.activity-desc {
    font-size: 0.9rem;
    color: var(--gray-color);
    margin-bottom: 0.5rem;
}

.activity-time {
    font-size: 0.8rem;
    color: var(--gray-color);
    font-weight: 500;
}

/* Animações */
.animate-in {
    animation: slideInUp 0.6s ease forwards;
    opacity: 0;
    transform: translateY(30px);
}

@keyframes slideInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsividade */
@media (max-width: 1200px) {
    .dashboard-main-grid {
        grid-template-columns: 1fr;
    }
    
    .dashboard-left-column,
    .dashboard-right-column {
        order: 0;
    }
}

@media (max-width: 768px) {
    .dashboard-header {
        flex-direction: column;
        text-align: center;
        gap: 1.5rem;
    }
    
    .welcome-title {
        font-size: 2rem;
        justify-content: center;
    }
    
    .quick-actions {
        justify-content: center;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .stat-card {
        padding: 1.5rem;
    }
    
    .stat-card-value {
        font-size: 2rem;
    }
    
    .chart-controls {
        flex-direction: column;
        align-items: stretch;
    }
    
    .control-group {
        justify-content: space-between;
    }
    
    .chart-container {
        height: 300px;
        padding: 1rem;
    }
}

/* =====================================================
   LAYOUT ESPECÍFICO PARA GERAÇÃO DE GEA
   ===================================================== */
.gea-container {
    min-height: calc(100vh - 80px);
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 0;
}

.gea-header {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 3rem 0;
    margin-bottom: 3rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 2rem;
}

.header-text {
    flex: 1;
}

.page-title {
    font-size: 2.5rem;
    font-weight: 800;
    color: #fff;
    margin: 0 0 1rem 0;
    display: flex;
    align-items: center;
    gap: 1rem;
    text-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.page-subtitle {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.1rem;
    margin: 0;
    font-weight: 300;
}

.header-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.tutorial-btn, .help-btn {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    color: #fff;
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 500;
    cursor: pointer;
    text-decoration: none;
}

.tutorial-btn:hover, .help-btn:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
}

.tutorial-btn {
    background: linear-gradient(135deg, #3B82F6, #1D4ED8);
}

.help-btn {
    background: linear-gradient(135deg, #10B981, #059669);
}

/* Tutorial Modal */
.tutorial-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.tutorial-modal.active {
    opacity: 1;
    visibility: visible;
}

.tutorial-content {
    background: #fff;
    border-radius: var(--border-radius);
    max-width: 800px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    transform: scale(0.9);
    transition: transform 0.3s ease;
}

.tutorial-modal.active .tutorial-content {
    transform: scale(1);
}

.tutorial-header {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: #fff;
    padding: 1.5rem;
    border-radius: var(--border-radius) var(--border-radius) 0 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.tutorial-header h2 {
    margin: 0;
    color: #fff;
    font-size: 1.5rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.close-tutorial {
    background: rgba(255, 255, 255, 0.2);
    border: none;
    color: #fff;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
}

.close-tutorial:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: scale(1.1);
}

.tutorial-body {
    padding: 2rem;
}

.tutorial-step {
    display: none;
    animation: fadeIn 0.5s ease;
}

.tutorial-step.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.step-number {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
}

.step-content h3 {
    color: var(--dark-color);
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.step-content p {
    color: var(--gray-color);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.step-tip {
    background: linear-gradient(135deg, #FEF3C7, #FDE68A);
    border: 1px solid #F59E0B;
    padding: 1rem;
    border-radius: var(--border-radius);
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
}

.step-tip i {
    color: #F59E0B;
    font-size: 1.1rem;
    margin-top: 0.1rem;
}

.step-tip strong {
    color: #92400E;
}

.tutorial-footer {
    padding: 1.5rem 2rem;
    border-top: 1px solid #e9ecef;
    background: #f8f9fa;
    border-radius: 0 0 var(--border-radius) var(--border-radius);
}

.step-navigation {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-btn {
    background: var(--primary-color);
    color: #fff;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 500;
}

.nav-btn:hover:not(:disabled) {
    background: var(--secondary-color);
    transform: translateY(-1px);
}

.nav-btn:disabled {
    background: #ccc;
    cursor: not-allowed;
    transform: none;
}

.step-indicators {
    display: flex;
    gap: 0.5rem;
}

.step-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: #e9ecef;
    cursor: pointer;
    transition: all 0.2s ease;
}

.step-dot.active {
    background: var(--primary-color);
    transform: scale(1.2);
}

/* Quick Tips */
.quick-tips {
    position: fixed;
    top: 50%;
    right: -400px;
    transform: translateY(-50%);
    width: 350px;
    background: #fff;
    border-radius: var(--border-radius) 0 0 var(--border-radius);
    box-shadow: -5px 0 30px rgba(0, 0, 0, 0.2);
    z-index: 999;
    transition: right 0.3s ease;
}

.quick-tips.active {
    right: 0;
}

.tips-header {
    background: linear-gradient(135deg, #10B981, #059669);
    color: #fff;
    padding: 1rem 1.5rem;
    border-radius: var(--border-radius) 0 0 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.tips-header h3 {
    margin: 0;
    font-size: 1.1rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.close-tips {
    background: rgba(255, 255, 255, 0.2);
    border: none;
    color: #fff;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
}

.close-tips:hover {
    background: rgba(255, 255, 255, 0.3);
}

.tips-content {
    padding: 1.5rem;
}

.tip-item {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    margin-bottom: 1rem;
    padding: 0.75rem;
    background: #f8f9fa;
    border-radius: var(--border-radius);
    transition: all 0.2s ease;
}

.tip-item:hover {
    background: #e9ecef;
    transform: translateX(5px);
}

.tip-item:last-child {
    margin-bottom: 0;
}

.tip-item i {
    color: #10B981;
    font-size: 1.1rem;
    margin-top: 0.1rem;
    flex-shrink: 0;
}

.tip-item span {
    color: var(--dark-color);
    font-size: 0.9rem;
    line-height: 1.4;
}

/* Formulário GEA */
.gea-form-container {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: var(--border-radius);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    margin-bottom: 3rem;
    overflow: hidden;
}

.gea-form {
    padding: 0;
}

.form-section {
    padding: 2rem;
    border-bottom: 1px solid #e9ecef;
}

.form-section:last-child {
    border-bottom: none;
}

.section-header {
    margin-bottom: 2rem;
    text-align: center;
}

.section-header h2 {
    color: var(--primary-color);
    font-size: 1.5rem;
    font-weight: 600;
    margin: 0 0 0.5rem 0;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
}

.section-header p {
    color: var(--gray-color);
    margin: 0;
    font-size: 1rem;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group.full-width {
    grid-column: 1 / -1;
}

.form-label {
    font-weight: 600;
    color: var(--dark-color);
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
}

.form-control {
    padding: 0.75rem 1rem;
    border: 2px solid #e9ecef;
    border-radius: var(--border-radius);
    font-size: 1rem;
    transition: all 0.2s ease;
    background: #fff;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.form-control::placeholder {
    color: #adb5bd;
}

/* Descritores */
.descritores-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    align-items: start;
}

.descritores-search {
    position: relative;
}

.search-input-group {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
}

.search-input-group .form-control {
    flex: 1;
}

.suggestions-list {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: #fff;
    border: 1px solid #e9ecef;
    border-radius: var(--border-radius);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    z-index: 100;
    max-height: 200px;
    overflow-y: auto;
}

.suggestion-item {
    display: block;
    padding: 0.75rem 1rem;
    color: var(--dark-color);
    text-decoration: none;
    border-bottom: 1px solid #f1f3f4;
    transition: all 0.2s ease;
}

.suggestion-item:hover {
    background: #f8f9fa;
    color: var(--primary-color);
}

.suggestion-item:last-child {
    border-bottom: none;
}

.descritores-selected {
    background: #f8f9fa;
    padding: 1.5rem;
    border-radius: var(--border-radius);
    border: 2px dashed #dee2e6;
}

.tags-container {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1rem;
    min-height: 40px;
}

.descritor-tag {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: #fff;
    padding: 0.5rem 0.75rem;
    border-radius: 20px;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.descritor-tag:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.descritor-tag i {
    cursor: pointer;
    opacity: 0.8;
    transition: opacity 0.2s ease;
}

.descritor-tag i:hover {
    opacity: 1;
}

/* Prompt */
.prompt-container {
    background: #f8f9fa;
    border: 1px solid #e9ecef;
    border-radius: var(--border-radius);
    padding: 1.5rem;
}

.prompt-text {
    background: #fff;
    padding: 1.5rem;
    border-radius: var(--border-radius);
    border: 1px solid #dee2e6;
    font-family: 'Courier New', monospace;
    font-size: 0.9rem;
    line-height: 1.5;
    color: var(--dark-color);
    white-space: pre-wrap;
    margin: 0;
    max-height: 300px;
    overflow-y: auto;
}

/* Botões de Ação */
.form-actions {
    padding: 2rem;
    background: #f8f9fa;
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.btn {
    padding: 0.75rem 2rem;
    border: none;
    border-radius: var(--border-radius);
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    font-size: 1rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: #fff;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
}

.btn-outline-secondary {
    background: transparent;
    color: var(--gray-color);
    border: 2px solid var(--gray-color);
}

.btn-outline-secondary:hover {
    background: var(--gray-color);
    color: #fff;
    transform: translateY(-2px);
}

/* Responsividade */
@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        text-align: center;
    }
    
    .page-title {
        font-size: 2rem;
        justify-content: center;
    }
    
    .header-actions {
        justify-content: center;
    }
    
    .descritores-container {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .search-input-group {
        flex-direction: column;
    }
    
    .form-grid {
        grid-template-columns: 1fr;
    }
    
    .tutorial-content {
        width: 95%;
        margin: 1rem;
    }
    
    .quick-tips {
        width: 90%;
        right: -90%;
    }
}

/* Modal Open State */
body.modal-open {
    overflow: hidden;
}

/* =====================================================
   LAYOUT ESPECÍFICO PARA LISTAGEM DE NOTAS
   ===================================================== */
.notas-container {
    min-height: calc(100vh - 80px);
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 0;
}

.notas-header {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 3rem 0;
    margin-bottom: 3rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.export-btn {
    background: linear-gradient(135deg, #8B5CF6, #7C3AED);
}

/* Seleção de Turma e Componente */
.selection-container {
    margin-bottom: 3rem;
}

.selection-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: var(--border-radius);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    overflow: hidden;
}

.card-header {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: #fff;
    padding: 2rem;
    text-align: center;
}

.card-header h2 {
    margin: 0 0 0.5rem 0;
    font-size: 1.75rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
}

.card-header p {
    margin: 0;
    opacity: 0.9;
    font-size: 1rem;
}

.selection-form {
    padding: 2rem;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.form-actions {
    text-align: center;
}

/* Resultados das Notas */
.results-container {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: var(--border-radius);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    overflow: hidden;
    margin-bottom: 3rem;
}

.results-header {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: #fff;
    padding: 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.header-info h2 {
    margin: 0 0 0.5rem 0;
    font-size: 1.75rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.separator {
    margin: 0 0.5rem;
    opacity: 0.7;
}

.header-subtitle {
    margin: 0;
    opacity: 0.9;
    font-size: 1rem;
}

.header-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

/* Estatísticas Rápidas */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    padding: 2rem;
    background: #f8f9fa;
}

.stat-card-total .stat-card-icon {
    background: linear-gradient(135deg, #6B7280, #4B5563);
}

.stat-card-aprovados .stat-card-icon {
    background: linear-gradient(135deg, #10B981, #059669);
}

.stat-card-atencao .stat-card-icon {
    background: linear-gradient(135deg, #F59E0B, #D97706);
}

.stat-card-reprovados .stat-card-icon {
    background: linear-gradient(135deg, #EF4444, #DC2626);
}

/* Tabelas Separadas por Status */
.tables-container {
    padding: 2rem;
}

.status-table-section {
    margin-bottom: 3rem;
    background: #fff;
    border-radius: var(--border-radius);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    overflow: hidden;
}

.section-header {
    padding: 1.5rem 2rem;
    border-bottom: 1px solid #e9ecef;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.section-header h3 {
    margin: 0;
    font-size: 1.25rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.section-header p {
    margin: 0;
    color: var(--gray-color);
    font-size: 0.9rem;
}

.section-aprovados {
    background: linear-gradient(135deg, #D1FAE5, #A7F3D0);
    color: #065F46;
}

.section-aprovados h3 {
    color: #065F46;
}

.section-atencao {
    background: linear-gradient(135deg, #FEF3C7, #FDE68A);
    color: #92400E;
}

.section-atencao h3 {
    color: #92400E;
}

.section-reprovados {
    background: linear-gradient(135deg, #FEE2E2, #FECACA);
    color: #991B1B;
}

.section-reprovados h3 {
    color: #991B1B;
}

.section-pendentes {
    background: linear-gradient(135deg, #F3F4F6, #E5E7EB);
    color: #374151;
}

.section-pendentes h3 {
    color: #374151;
}

/* Tabela de Notas */
.table-container {
    padding: 2rem;
}

.table-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.table-header h3 {
    margin: 0;
    color: var(--primary-color);
    font-size: 1.25rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.table-actions {
    display: flex;
    gap: 0.5rem;
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

.table-responsive {
    overflow-x: auto;
    border-radius: var(--border-radius);
    border: 1px solid #e9ecef;
}

.notas-table {
    width: 100%;
    border-collapse: collapse;
    background: #fff;
}

.notas-table th {
    background: #f8f9fa;
    padding: 1rem;
    text-align: left;
    font-weight: 600;
    color: var(--dark-color);
    border-bottom: 2px solid #e9ecef;
}

.notas-table td {
    padding: 1rem;
    border-bottom: 1px solid #e9ecef;
    vertical-align: middle;
}

.aluno-nome {
    font-weight: 600;
    color: var(--dark-color);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.aluno-nome i {
    color: var(--primary-color);
}

.nota-cell {
    text-align: center;
    font-weight: 600;
    border-radius: var(--border-radius);
    min-width: 80px;
    position: relative;
}

.nota-cell.has-note {
    border: 2px solid rgba(0, 0, 0, 0.1);
}

.nota-cell.no-note {
    background: #f8f9fa !important;
    color: #6B7280;
    font-style: italic;
}

.media-cell {
    text-align: center;
    font-weight: 700;
    color: var(--primary-color);
    font-size: 1.1rem;
}

.status-cell {
    text-align: center;
}

.status-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: capitalize;
}

.status-aprovado {
    background: #D1FAE5;
    color: #065F46;
    border: 1px solid #A7F3D0;
}

.status-atencao {
    background: #FEF3C7;
    color: #92400E;
    border: 1px solid #FDE68A;
}

.status-reprovado {
    background: #FEE2E2;
    color: #991B1B;
    border: 1px solid #FECACA;
}

/* Gráficos */
.charts-container {
    padding: 2rem;
    background: #f8f9fa;
}

.chart-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.chart-card {
    background: #fff;
    border-radius: var(--border-radius);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    overflow: hidden;
}

.chart-card .card-header {
    background: #f8f9fa;
    color: var(--dark-color);
    padding: 1.5rem;
    border-bottom: 1px solid #e9ecef;
}

.chart-card .card-header h3 {
    margin: 0 0 0.5rem 0;
    font-size: 1.25rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--primary-color);
}

.chart-card .card-header p {
    margin: 0;
    color: var(--gray-color);
    font-size: 0.9rem;
}

.chart-container {
    padding: 1.5rem;
    height: 400px;
}

/* Resumo Estatístico */
.stats-summary {
    margin-top: 2rem;
}

.summary-card {
    background: #fff;
    border-radius: var(--border-radius);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    padding: 2rem;
}

.summary-card h4 {
    margin: 0 0 1.5rem 0;
    color: var(--primary-color);
    font-size: 1.25rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.summary-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
}

.summary-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    background: #f8f9fa;
    border-radius: var(--border-radius);
    border: 1px solid #e9ecef;
}

.summary-item .label {
    color: var(--gray-color);
    font-weight: 500;
}

.summary-item .value {
    color: var(--primary-color);
    font-weight: 700;
    font-size: 1.1rem;
}

/* Alertas */
.alert {
    background: #fff;
    border-radius: var(--border-radius);
    padding: 1.5rem;
    margin-bottom: 2rem;
    border-left: 4px solid;
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.alert i {
    font-size: 1.25rem;
    margin-top: 0.1rem;
}

.alert-warning {
    border-left-color: #F59E0B;
    background: linear-gradient(135deg, #FEF3C7, #FDE68A);
}

.alert-info {
    border-left-color: #3B82F6;
    background: linear-gradient(135deg, #DBEAFE, #BFDBFE);
}

.alert-error {
    border-left-color: #EF4444;
    background: linear-gradient(135deg, #FEE2E2, #FECACA);
}

.alert-content {
    flex: 1;
}

.alert-content strong {
    display: block;
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

.alert-content p {
    margin: 0 0 1rem 0;
    color: var(--gray-color);
}

.alert-content .btn {
    margin-top: 0.5rem;
}

/* Toggle de Cores */
.notas-table.no-colors .nota-cell {
    background: #fff !important;
    border: 1px solid #e9ecef;
}

.notas-table.no-colors .nota-cell.has-note {
    background: #f8f9fa !important;
}

/* Modal de Exportação */
.export-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.export-modal.active {
    opacity: 1;
    visibility: visible;
}

.export-content {
    background: #fff;
    border-radius: var(--border-radius);
    max-width: 600px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    transform: scale(0.9);
    transition: transform 0.3s ease;
}

.export-modal.active .export-content {
    transform: scale(1);
}

.export-header {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: #fff;
    padding: 1.5rem;
    border-radius: var(--border-radius) var(--border-radius) 0 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.export-header h3 {
    margin: 0;
    color: #fff;
    font-size: 1.5rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.close-export {
    background: rgba(255, 255, 255, 0.2);
    border: none;
    color: #fff;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
}

.close-export:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: scale(1.1);
}

.export-body {
    padding: 2rem;
}

.export-options {
    display: grid;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.export-option {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 1.5rem;
    border: 2px solid #e9ecef;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all 0.3s ease;
    background: #fff;
}

.export-option:hover {
    border-color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.option-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: #fff;
    flex-shrink: 0;
}

.pdf-icon {
    background: linear-gradient(135deg, #EF4444, #DC2626);
}

.excel-icon {
    background: linear-gradient(135deg, #10B981, #059669);
}

.csv-icon {
    background: linear-gradient(135deg, #3B82F6, #1D4ED8);
}

.html-icon {
    background: linear-gradient(135deg, #E34F26, #F06529);
}

.option-content h4 {
    margin: 0 0 0.5rem 0;
    color: var(--dark-color);
    font-size: 1.25rem;
    font-weight: 600;
}

.option-content p {
    margin: 0;
    color: var(--gray-color);
    line-height: 1.5;
}

.export-info {
    background: #f8f9fa;
    border: 1px solid #e9ecef;
    border-radius: var(--border-radius);
    padding: 1rem;
    text-align: center;
}

.export-info p {
    margin: 0;
    color: var(--gray-color);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.export-info i {
    color: var(--primary-color);
}

/* Responsividade */
@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        text-align: center;
    }
    
    .page-title {
        font-size: 2rem;
        justify-content: center;
    }
    
    .header-actions {
        justify-content: center;
    }
    
    .results-header {
        flex-direction: column;
        text-align: center;
    }
    
    .header-actions {
        justify-content: center;
    }
    
    .chart-grid {
        grid-template-columns: 1fr;
    }
    
    .summary-grid {
        grid-template-columns: 1fr;
    }
    
    .table-header {
        flex-direction: column;
        align-items: stretch;
    }
    
    .table-actions {
        justify-content: center;
    }
    
    .notas-table {
        font-size: 0.875rem;
    }
    
    .notas-table th,
    .notas-table td {
        padding: 0.75rem 0.5rem;
    }
    
    .status-badge {
        padding: 0.25rem 0.5rem;
        font-size: 0.75rem;
    }
    
    /* Responsividade do Modal de Exportação */
    .export-modal .export-content {
        width: 95%;
        max-width: 500px;
    }
    
    .export-options {
        gap: 1rem;
    }
    
    .export-option {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }
    
    .option-icon {
        width: 50px;
        height: 50px;
        font-size: 1.25rem;
    }
}

/* =====================================================
   LAYOUT ESPECÍFICO PARA PÁGINA DE PERFIL
   ===================================================== */
.perfil-container {
    min-height: calc(100vh - 80px);
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 0;
}

.perfil-header {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 3rem 0;
    margin-bottom: 3rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

/* Formulário de Perfil */
.perfil-form-container {
    margin-bottom: 3rem;
}

.form-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: var(--border-radius);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    overflow: hidden;
}

.form-card .card-header {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: #fff;
    padding: 2rem;
    text-align: center;
}

.form-card .card-header h2 {
    margin: 0 0 0.5rem 0;
    font-size: 1.75rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
}

.form-card .card-header p {
    margin: 0;
    opacity: 0.9;
    font-size: 1rem;
}

.perfil-form {
    padding: 2rem;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.form-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    color: var(--dark-color);
    margin-bottom: 0.5rem;
}

.form-label i {
    color: var(--primary-color);
}

.form-text {
    color: var(--gray-color);
    font-size: 0.875rem;
    margin-top: 0.25rem;
    display: block;
}

/* Tags das Escolas */
.escolas-tags {
    margin-top: 1rem;
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.escola-tag {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: #fff;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.escola-tag:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.escola-tag:active {
    transform: translateY(0);
}

/* Validação de Formulário */
.is-invalid {
    border-color: #EF4444 !important;
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1) !important;
}

.invalid-feedback {
    color: #EF4444;
    font-size: 0.875rem;
    margin-top: 0.25rem;
    display: block;
}

/* Ações do Formulário */
.form-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-top: 2rem;
    flex-wrap: wrap;
}

/* Responsividade */
@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        text-align: center;
    }
    
    .page-title {
        font-size: 2rem;
        justify-content: center;
    }
    
    .header-actions {
        justify-content: center;
    }
    
    .form-grid {
        grid-template-columns: 1fr;
    }
    
    .form-actions {
        flex-direction: column;
        align-items: stretch;
    }
    
    .perfil-form {
        padding: 1.5rem;
    }
    
    .form-card .card-header {
        padding: 1.5rem;
    }
    
            .form-card .card-header h2 {
            font-size: 1.5rem;
        }
    }
}

/* =====================================================
   LAYOUT ESPECÍFICO PARA GESTÃO PEDAGÓGICA
   ===================================================== */
.pedagogica-container {
    min-height: calc(100vh - 80px);
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 0;
}

.pedagogica-header {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 3rem 0;
    margin-bottom: 3rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

/* Filtros */
.filters-container {
    margin-bottom: 3rem;
}

.filters-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: var(--border-radius);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    overflow: hidden;
}

.filters-card .card-header {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: #fff;
    padding: 1.5rem 2rem;
    text-align: center;
}

.filters-card .card-header h3 {
    margin: 0;
    font-size: 1.5rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
}

.filters-card .card-header p {
    margin: 0.5rem 0 0 0;
    opacity: 0.9;
    font-size: 1rem;
}

.filters-form {
    padding: 2rem;
}

.filters-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.filters-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* Turmas Container */
.turmas-container {
    margin-bottom: 3rem;
}

.turmas-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 1.5rem 2rem;
    border-radius: var(--border-radius);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.turmas-header h2 {
    margin: 0;
    color: var(--dark-color);
    font-size: 1.5rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.turmas-count {
    background: var(--primary-color);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 500;
}

/* Grid de Turmas */
.turmas-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
}

.turma-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: var(--border-radius);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.turma-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.turma-card.clicked {
    transform: scale(0.98);
}

.turma-header {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 1.5rem;
    text-align: center;
}

.turma-header h3 {
    margin: 0 0 0.5rem 0;
    font-size: 1.3rem;
    font-weight: 600;
}

.turma-ano {
    background: rgba(255, 255, 255, 0.2);
    padding: 0.25rem 0.75rem;
    border-radius: 15px;
    font-size: 0.9rem;
    font-weight: 500;
}

.turma-info {
    padding: 1.5rem;
    background: rgba(248, 249, 250, 0.5);
}

.info-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
    color: var(--dark-color);
}

.info-item:last-child {
    margin-bottom: 0;
}

.info-item i {
    color: var(--primary-color);
    width: 20px;
    text-align: center;
}

.turma-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    padding: 1.5rem;
    background: white;
}

.stat-item {
    text-align: center;
    padding: 1rem;
    background: rgba(248, 249, 250, 0.8);
    border-radius: 8px;
}

.stat-number {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary-color);
    margin-bottom: 0.25rem;
}

.stat-label {
    font-size: 0.8rem;
    color: var(--gray-color);
    text-transform: uppercase;
    font-weight: 500;
}

.turma-actions {
    padding: 1.5rem;
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
    justify-content: center;
    background: rgba(248, 249, 250, 0.5);
}

/* Estado Vazio */
.empty-state {
    text-align: center;
    padding: 4rem 2rem;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: var(--border-radius);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.empty-state i {
    font-size: 4rem;
    color: var(--gray-color);
    margin-bottom: 1rem;
}

.empty-state h3 {
    margin: 0 0 1rem 0;
    color: var(--dark-color);
    font-size: 1.5rem;
}

.empty-state p {
    margin: 0 0 2rem 0;
    color: var(--gray-color);
    font-size: 1.1rem;
}

/* =====================================================
   LAYOUT ESPECÍFICO PARA ATUALIZAÇÃO DE TURMAS
   ===================================================== */
.atualizar-container {
    min-height: calc(100vh - 80px);
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 0;
}

.atualizar-header {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 3rem 0;
    margin-bottom: 3rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

/* Cards de Ação */
.action-card, .success-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: var(--border-radius);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    overflow: hidden;
    margin-bottom: 3rem;
}

.action-card .card-header, .success-card .card-header {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 1.5rem 2rem;
    text-align: center;
}

.action-card .card-header h3, .success-card .card-header h3 {
    margin: 0;
    font-size: 1.5rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
}

.action-card .card-header p, .success-card .card-header p {
    margin: 0.5rem 0 0 0;
    opacity: 0.9;
    font-size: 1rem;
}

.action-card .card-content, .success-card .card-content {
    padding: 2rem;
    text-align: center;
}

.warning-box {
    background: rgba(255, 193, 7, 0.1);
    border: 1px solid rgba(255, 193, 7, 0.3);
    border-radius: 8px;
    padding: 1.5rem;
    margin-bottom: 2rem;
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    text-align: left;
}

.warning-box i {
    color: #FFC107;
    font-size: 1.5rem;
    margin-top: 0.25rem;
}

.warning-box div {
    color: var(--dark-color);
    line-height: 1.6;
}

/* Tabela de Turmas */
.turmas-table {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: var(--border-radius);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    overflow: hidden;
}

/* Seleção de turmas */
.turmas-selecao {
    margin-bottom: 30px;
}

.turmas-selecao h4 {
    color: #333;
    margin-bottom: 15px;
    font-size: 1.2rem;
    font-weight: 600;
}

.turmas-selecao p {
    color: #666;
    margin-bottom: 20px;
    font-size: 0.95rem;
}

.turmas-lista-selecao {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin-bottom: 25px;
}

.turma-selecao-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: white;
    padding: 20px;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    border: 2px solid transparent;
    transition: all 0.3s ease;
}

.turma-selecao-item:hover {
    box-shadow: 0 4px 15px rgba(0,0,0,0.15);
}

.turma-selecao-item.selecionada {
    border-color: #667eea;
    background: rgba(102, 126, 234, 0.05);
}

.turma-info-selecao {
    display: flex;
    align-items: center;
    gap: 15px;
}

.escola-selecao {
    min-width: 250px;
}

.escola-selecao .form-control {
    width: 100%;
}

/* Checkbox personalizado */
.checkbox-container {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    user-select: none;
}

.checkbox-container input[type="checkbox"] {
    display: none;
}

.checkmark {
    width: 20px;
    height: 20px;
    border: 2px solid #ddd;
    border-radius: 4px;
    background: white;
    position: relative;
    transition: all 0.3s ease;
}

.checkbox-container input[type="checkbox"]:checked + .checkmark {
    background: #667eea;
    border-color: #667eea;
}

.checkbox-container input[type="checkbox"]:checked + .checkmark::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    font-size: 14px;
    font-weight: bold;
}

.checkbox-container:hover .checkmark {
    border-color: #667eea;
}

/* Form actions */
.form-actions {
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
}

.form-actions .btn {
    min-width: 150px;
}

/* Responsividade para seleção */
@media (max-width: 768px) {
    .turma-selecao-item {
        flex-direction: column;
        align-items: stretch;
        gap: 15px;
    }
    
    .escola-selecao {
        min-width: auto;
    }
    
    .form-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .form-actions .btn {
        width: 100%;
        max-width: 300px;
    }
}

.table {
    width: 100%;
    border-collapse: collapse;
}

.table th {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 1rem;
    text-align: left;
    font-weight: 600;
    font-size: 0.9rem;
}

.table td {
    padding: 1rem;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    vertical-align: middle;
}

.row-success {
    background: rgba(40, 167, 69, 0.05);
}

.row-warning {
    background: rgba(255, 193, 7, 0.05);
}

.escola-nome {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--success-color);
    font-weight: 500;
}

.sem-escola {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--warning-color);
    font-weight: 500;
}

.status-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0.75rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
}

.status-success {
    background: rgba(40, 167, 69, 0.1);
    color: var(--success-color);
    border: 1px solid rgba(40, 167, 69, 0.3);
}

.status-warning {
    background: rgba(255, 193, 7, 0.1);
    color: var(--warning-color);
    border: 1px solid rgba(255, 193, 7, 0.3);
}

/* Responsividade */
@media (max-width: 768px) {
    .turmas-grid {
        grid-template-columns: 1fr;
    }
    
    .filters-grid {
        grid-template-columns: 1fr;
    }
    
    .turmas-header {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    
    .turma-actions {
        flex-direction: column;
    }
    
    .filters-actions {
        flex-direction: column;
    }
    
    .turma-stats {
        grid-template-columns: 1fr;
    }
}

/* =====================================================
   LAYOUT ESPECÍFICO PARA REMOÇÃO DE ALUNOS
   ===================================================== */
.main-content {
    min-height: calc(100vh - 80px);
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    padding: 2rem 0;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

.container h1 {
    text-align: center;
    margin-bottom: 2.5rem;
    color: var(--dark-color);
    font-size: 2.5rem;
    font-weight: 700;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.container h1 i {
    margin-right: 1rem;
    color: var(--primary-color);
    text-shadow: none;
}

/* Melhorias para o formulário de seleção */
.form-inline {
    background: rgba(255, 255, 255, 0.1);
    padding: 1.5rem;
    border-radius: var(--border-radius);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

/* Melhorias para a tabela */
.table-responsive {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
}

/* Responsividade melhorada */
@media (max-width: 768px) {
    .container {
        padding: 0 0.5rem;
    }
    
    .container h1 {
        font-size: 2rem;
        margin-bottom: 2rem;
    }
    
    .card {
        margin-bottom: 1.5rem;
    }
    
    .card h2 {
        padding: 1rem;
        font-size: 1.25rem;
    }
    
    .card > div:not(:first-child) {
        padding: 1rem;
    }
    
    .table th,
    .table td {
        padding: 0.75rem 0.5rem;
        font-size: 0.875rem;
    }
    
    .btn-sm {
        padding: 0.5rem 1rem;
        font-size: 0.8rem;
    }
}  

/* =====================================================  
   MEDIA EXTRA SMALL (≤ 360px)  
   ===================================================== */  
@media (max-width:360px){  
    .navbar-logo{font-size:1.35rem;}  
    .navbar-link{font-size:.9rem;padding:.65rem 1rem;}  
    .btn{padding:.75rem 1rem;font-size:.9375rem;}  
}  
/* ====== AJUSTES GERAIS DO FORMULÁRIO – v3.2 ====== */  

/* 1. espaçamento vertical entre grupos */  
.row.gx-3.gy-4 > [class*="col"] .form-label{margin-bottom:.35rem;}  
.row.gx-3.gy-4 > [class*="col"]{margin-bottom:1rem;}   /* 16px */  

/* 2. mesma largura em mobile (≤ 768) */  
@media(max-width:768px){  
  .row.gx-3.gy-4 > [class*="col"]{flex:0 0 100%;max-width:100%;}  
}  
@media (min-width: 992px){  
  .navbar .dropdown:hover > .dropdown-menu{  
    display:block;  
  }  
}  
/* 3. altura/ícone dos <select> */  
.form-select{  
  padding:15px 44px 15px 15px;           /* altura igual ao .form-control   */  
  background-position:right 18px center; /* seta mais afastada             */  
  background-size:18px 14px;  
  line-height:1.4;  
}  

/* 4. card mais "leve" */  
.card{  
  border-top:4px solid var(--primary-color);  
  box-shadow:0 6px 18px rgba(0,0,0,.06);  
}  
/* ---------- Ajustes formulário GEA ---------- */  
.row.gx-3.gy-4 > [class*="col"]{margin-bottom:1rem;}  

@media(max-width:768px){  
  .row.gx-3.gy-4 > [class*="col"]{flex:0 0 100%;max-width:100%;}  
}  

/* tags de descritores */  
.descritor-tag{  
  display:inline-flex;align-items:center;padding:6px 10px;  
  background:var(--primary-color);color:#fff;border-radius:20px;  
  font-size:.8125rem;font-weight:500;cursor:default;transition:opacity .2s;  
}  
.descritor-tag i{margin-left:6px;font-size:.75rem;cursor:pointer;}  
.descritor-tag:hover{opacity:.8;}  

input, select, textarea, .form-control {
    color: #222 !important;
    background: #fff !important;
}

.descritor-item, .descritor-selecionado, .opcao-item {
    color: #222 !important;
    background: #fff !important;
}

/* =====================================================
   MODAL DE CONFIRMAÇÃO
   ===================================================== */
.modal {
    display: none;
    position: fixed;
    z-index: 3000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
}

.modal-content {
    background-color: #fff;
    margin: 5% auto;
    padding: 0;
    border-radius: var(--border-radius);
    width: 90%;
    max-width: 600px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
    animation: modalSlideIn 0.3s ease-out;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.modal-header {
    background: linear-gradient(135deg, var(--warning-color), #e91e63);
    color: #fff;
    padding: 1.5rem;
    border-radius: var(--border-radius) var(--border-radius) 0 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h3 {
    margin: 0;
    color: #fff;
    font-size: 1.5rem;
}

.modal-header h3:after {
    display: none;
}

.close {
    color: #fff;
    font-size: 2rem;
    font-weight: bold;
    cursor: pointer;
    line-height: 1;
    transition: opacity 0.2s;
}

.close:hover {
    opacity: 0.7;
}

.modal-body {
    padding: 2rem;
    color: var(--dark-color);
}

.modal-body p {
    margin-bottom: 1rem;
}

.modal-body .text-warning {
    color: #856404;
    background-color: #fff3cd;
    border: 1px solid #ffeaa7;
    padding: 1rem;
    border-radius: var(--border-radius);
    margin: 1rem 0;
}

.modal-body .text-danger {
    color: #721c24;
    background-color: #f8d7da;
    border: 1px solid #f5c6cb;
    padding: 1rem;
    border-radius: var(--border-radius);
    margin: 1rem 0;
}

.modal-body ul {
    margin: 1rem 0;
    padding-left: 1.5rem;
}

.modal-body li {
    margin-bottom: 0.5rem;
}

.modal-footer {
    padding: 1.5rem 2rem;
    border-top: 1px solid #e9ecef;
    display: flex;
    justify-content: flex-end;
    gap: 1rem;
}

.modal-footer .btn {
    min-width: 120px;
}

/* Responsividade do modal */
@media (max-width: 768px) {
    .modal-content {
        margin: 10% auto;
        width: 95%;
    }
    
    .modal-header,
    .modal-body,
    .modal-footer {
        padding: 1rem;
    }
    
    .modal-footer {
        flex-direction: column;
    }
    
    .modal-footer .btn {
        width: 100%;
        min-width: auto;
    }
}

/* =====================================================
   BADGES
   ===================================================== */
.badge {
    display: inline-block;
    padding: 0.5em 0.8em;
    font-size: 0.75em;
    font-weight: 600;
    line-height: 1;
    text-align: center;
    white-space: nowrap;
    vertical-align: baseline;
    border-radius: 20px;
    transition: all 0.3s ease;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    position: relative;
    overflow: hidden;
}

.badge::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    transition: left 0.5s ease;
}

.badge:hover::before {
    left: 100%;
}

.badge-info {
    color: #fff;
    background: linear-gradient(135deg, var(--primary-color), #5a67d8);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.badge-info:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(67, 97, 238, 0.3);
}

.badge-secondary {
    color: #fff;
    background: linear-gradient(135deg, var(--gray-color), #4a5568);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.badge-secondary:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(108, 117, 125, 0.3);
}

/* =====================================================
   TABELAS RESPONSIVAS
   ===================================================== */
.table-responsive {
    overflow-x: auto;
    border-radius: var(--border-radius);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    border: 1px solid #e9ecef;
}

.table {
    width: 100%;
    margin-bottom: 0;
    background-color: #fff;
    border-collapse: collapse;
}

.table th {
    background: linear-gradient(135deg, #f8f9fa, #e9ecef);
    border-bottom: 2px solid var(--primary-color);
    padding: 1.25rem 1rem;
    font-weight: 600;
    text-align: left;
    color: var(--dark-color);
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.table td {
    padding: 1.25rem 1rem;
    border-bottom: 1px solid #e9ecef;
    vertical-align: middle;
    transition: background-color 0.2s ease;
}

.table tbody tr {
    transition: all 0.2s ease;
}

.table tbody tr:hover {
    background-color: rgba(67, 97, 238, 0.05);
    transform: scale(1.01);
}

.table tbody tr:last-child td {
    border-bottom: none;
}

.table tbody tr:nth-child(even) {
    background-color: #fafbfc;
}

.table tbody tr:nth-child(even):hover {
    background-color: rgba(67, 97, 238, 0.08);
}

/* =====================================================
   CARDS MELHORADOS
   ===================================================== */
.card {
    background: #fff;
    border-radius: var(--border-radius);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    margin-bottom: 2rem;
    overflow: hidden;
    border: 1px solid #e9ecef;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.12);
}

.card h2 {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: #fff;
    margin: 0;
    padding: 1.5rem;
    font-size: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    position: relative;
}

.card h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
}

.card h2 i {
    font-size: 1.25rem;
    opacity: 0.9;
}

.card > div:not(:first-child) {
    padding: 1.5rem;
}

.card .alert {
    margin: 0;
    border-radius: 0;
}

/* =====================================================
   BOTÕES MELHORADOS
   ===================================================== */
.btn {
    border: none;
    border-radius: var(--border-radius);
    padding: 0.75rem 1.5rem;
    font-weight: 500;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 0.9375rem;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s ease;
}

.btn:hover::before {
    left: 100%;
}

.btn-sm {
    padding: 0.6rem 1.2rem;
    font-size: 0.875rem;
    border-radius: 0.375rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: #fff;
    box-shadow: 0 4px 12px rgba(67, 97, 238, 0.3);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--secondary-color), var(--accent-color));
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(67, 97, 238, 0.4);
}

.btn-danger {
    background: linear-gradient(135deg, #dc3545, #c82333);
    color: #fff;
    box-shadow: 0 4px 12px rgba(220, 53, 69, 0.3);
}

.btn-danger:hover {
    background: linear-gradient(135deg, #c82333, #a71e2a);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(220, 53, 69, 0.4);
}

.btn-secondary {
    background: linear-gradient(135deg, #6c757d, #5a6268);
    color: #fff;
    box-shadow: 0 4px 12px rgba(108, 117, 125, 0.3);
}

.btn-secondary:hover {
    background: linear-gradient(135deg, #5a6268, #495057);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(108, 117, 125, 0.4);
}

/* =====================================================
   FORM INLINE
   ===================================================== */
.form-inline {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.form-inline .form-group {
    margin-bottom: 0;
    flex: 1;
    min-width: 250px;
}

.form-inline .form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--dark-color);
    font-size: 0.9rem;
}

.form-inline .form-control {
    width: 100%;
    min-width: 250px;
    max-width: 400px;
    padding: 0.875rem 1rem;
    border: 2px solid #e9ecef;
    border-radius: var(--border-radius);
    font-size: 0.9375rem;
    transition: all 0.3s ease;
    background: #fff;
    color: var(--dark-color);
}

.form-inline .form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(67, 97, 238, 0.1);
    transform: translateY(-1px);
}

.form-inline .form-control:hover {
    border-color: #ced4da;
}

.form-inline .btn {
    min-width: 140px;
    white-space: nowrap;
}

@media (max-width: 768px) {
    .form-inline {
        flex-direction: column;
        align-items: stretch;
        gap: 1rem;
    }
    
    .form-inline .form-group {
        min-width: auto;
        flex: none;
    }
    
    .form-inline .form-control {
        min-width: auto;
        max-width: none;
    }
    
    .form-inline .btn {
        min-width: auto;
        width: 100%;
    }
}

/* =====================================================
   PÁGINAS PEDAGÓGICAS - GRÁFICOS E AÇÕES
   ===================================================== */

/* Seção de Gráficos */
.charts-section {
    margin: 30px 0;
}

.charts-header {
    text-align: center;
    margin-bottom: 30px;
}

.charts-header h2 {
    margin: 0;
    color: #333;
    font-size: 1.8rem;
    font-weight: 600;
}

.charts-header p {
    margin: 10px 0 0 0;
    color: #666;
    font-size: 1rem;
}

.charts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
    gap: 30px;
}

.chart-card {
    background: white;
    border-radius: 15px;
    padding: 25px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    border: 1px solid rgba(0,0,0,0.05);
}

.chart-header {
    text-align: center;
    margin-bottom: 25px;
}

.chart-header h3 {
    margin: 0;
    color: #333;
    font-size: 1.3rem;
    font-weight: 600;
}

.chart-header p {
    margin: 8px 0 0 0;
    color: #666;
    font-size: 0.9rem;
}

.chart-container {
    position: relative;
    height: 300px;
    margin: 20px 0;
}

/* Seção de Ações Rápidas */
.actions-section {
    margin: 30px 0;
}

.actions-header {
    text-align: center;
    margin-bottom: 30px;
}

.actions-header h2 {
    margin: 0;
    color: #333;
    font-size: 1.8rem;
    font-weight: 600;
}

.actions-header p {
    margin: 10px 0 0 0;
    color: #666;
    font-size: 1rem;
}

.actions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
}

.action-card {
    background: white;
    border-radius: 15px;
    padding: 25px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    border: 1px solid rgba(0,0,0,0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.action-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}

.action-icon {
    text-align: center;
    margin-bottom: 20px;
}

.action-icon i {
    font-size: 3rem;
    color: #667eea;
}

.action-content h3 {
    margin: 0 0 15px 0;
    color: #333;
    font-size: 1.3rem;
    font-weight: 600;
    text-align: center;
}

.action-content p {
    margin: 0 0 20px 0;
    color: #666;
    font-size: 0.95rem;
    text-align: center;
    line-height: 1.5;
}

.action-content .btn {
    width: 100%;
    justify-content: center;
}

/* Página de Exportação PDF */
.resumo-relatorio {
    background: white;
    border-radius: 15px;
    padding: 30px;
    margin-bottom: 30px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.resumo-header {
    text-align: center;
    margin-bottom: 25px;
}

.resumo-header h2 {
    margin: 0;
    color: #333;
    font-size: 1.6rem;
    font-weight: 600;
}

.resumo-header p {
    margin: 10px 0 0 0;
    color: #666;
    font-size: 1rem;
}

.resumo-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

.resumo-item {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 20px;
    background: rgba(102, 126, 234, 0.1);
    border-radius: 10px;
    border: 1px solid rgba(102, 126, 234, 0.2);
}

.resumo-icon i {
    font-size: 2rem;
    color: #667eea;
}

.resumo-value {
    font-size: 1.8rem;
    font-weight: bold;
    color: #333;
    margin-bottom: 5px;
}

.resumo-label {
    color: #666;
    font-size: 0.9rem;
    font-weight: 500;
}

.conteudo-relatorio {
    background: white;
    border-radius: 15px;
    padding: 30px;
    margin-bottom: 30px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.conteudo-header {
    text-align: center;
    margin-bottom: 25px;
}

.conteudo-header h2 {
    margin: 0;
    color: #333;
    font-size: 1.6rem;
    font-weight: 600;
}

.conteudo-header p {
    margin: 10px 0 0 0;
    color: #666;
    font-size: 1rem;
}

.conteudo-lista {
    display: grid;
    gap: 15px;
}

.conteudo-item {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 15px;
    background: rgba(16, 185, 129, 0.1);
    border-radius: 8px;
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.conteudo-item i {
    color: #10B981;
    font-size: 1.2rem;
}

.conteudo-item span {
    color: #333;
    font-weight: 500;
}

.acoes-relatorio {
    background: white;
    border-radius: 15px;
    padding: 30px;
    margin-bottom: 30px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    text-align: center;
}

.acoes-header {
    margin-bottom: 25px;
}

.acoes-header h2 {
    margin: 0;
    color: #333;
    font-size: 1.6rem;
    font-weight: 600;
}

.acoes-header p {
    margin: 10px 0 0 0;
    color: #666;
    font-size: 1rem;
}

.acoes-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.btn-large {
    padding: 15px 30px;
    font-size: 1.1rem;
}

.previa-turmas {
    background: white;
    border-radius: 15px;
    padding: 30px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.previa-header {
    text-align: center;
    margin-bottom: 25px;
}

.previa-header h2 {
    margin: 0;
    color: #333;
    font-size: 1.6rem;
    font-weight: 600;
}

.previa-header p {
    margin: 10px 0 0 0;
    color: #666;
    font-size: 1rem;
}

/* Responsividade para gráficos */
@media (max-width: 768px) {
    .charts-grid {
        grid-template-columns: 1fr;
    }
    
    .chart-container {
        height: 250px;
    }
    
    .actions-grid {
        grid-template-columns: 1fr;
    }
    
    .resumo-stats {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .acoes-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .btn-large {
        width: 100%;
        max-width: 300px;
    }
}

/* =====================================================
   MELHORIAS HOME - MÉDIAS POR TURMA E RANKING
   ===================================================== */

/* Seção de Médias por Turma */
.turmas-media-section {
    margin: 25px 0;
    background: #fff;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    padding: 20px;
}

.section-header {
    text-align: center;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 2px solid #f0f0f0;
}

.section-header h2 {
    margin: 0 0 8px 0;
    color: var(--dark-color);
    font-size: 1.5rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.section-header p {
    margin: 0;
    color: var(--gray-color);
    font-size: 0.9rem;
}

.turmas-media-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
    align-items: stretch;
}

/* Responsividade para grid de médias */
@media (max-width: 1024px) {
    .turmas-media-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .turmas-media-grid {
        grid-template-columns: 1fr;
    }
}

.turma-media-card {
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%) !important;
    border-radius: 10px !important;
    padding: 12px !important;
    box-shadow: 0 2px 8px rgba(0,0,0,0.08) !important;
    border: 1px solid #e9ecef !important;
    transition: all 0.3s ease !important;
    position: relative !important;
    overflow: hidden !important;
    display: flex !important;
    flex-direction: column !important;
    height: 100% !important;
    min-height: 160px !important;
}

.turma-media-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
}

.turma-media-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.12);
}

.turma-media-header {
    display: flex !important;
    justify-content: space-between !important;
    align-items: flex-start !important;
    margin-bottom: 10px !important;
    gap: 8px !important;
    flex-shrink: 0 !important;
}

.turma-media-header h3 {
    margin: 0 !important;
    color: var(--dark-color) !important;
    font-size: 0.85rem !important;
    font-weight: 600 !important;
    flex: 1 !important;
    line-height: 1.2 !important;
    word-wrap: break-word !important;
    overflow-wrap: break-word !important;
    min-width: 0 !important;
}

.turma-media-geral {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 4px;
    flex-shrink: 0;
    min-width: 80px;
}

.media-label {
    font-size: 0.7rem;
    color: var(--gray-color);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.3px;
    line-height: 1;
}

.media-value {
    font-size: 1.1rem;
    font-weight: 700;
    padding: 3px 8px;
    border-radius: 5px;
    background: rgba(67, 97, 238, 0.1);
    white-space: nowrap;
    text-align: center;
    min-width: 55px;
    line-height: 1.2;
}

.media-value.media-alta {
    color: #10B981;
    background: rgba(16, 185, 129, 0.1);
}

.media-value.media-media {
    color: #F59E0B;
    background: rgba(245, 158, 11, 0.1);
}

.media-value.media-baixa {
    color: #EF4444;
    background: rgba(239, 68, 68, 0.1);
}

.turma-media-details {
    display: flex;
    justify-content: space-between;
    gap: 5px;
    margin-bottom: 8px;
    padding: 8px 6px;
    background: rgba(255, 255, 255, 0.6);
    border-radius: 5px;
    flex: 1;
    min-height: 60px;
}

.media-detail-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    flex: 1;
    min-width: 0;
}

.detail-label {
    font-size: 0.7rem;
    color: var(--gray-color);
    font-weight: 500;
    text-transform: uppercase;
    line-height: 1.2;
}

.detail-value {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--dark-color);
    white-space: nowrap;
    line-height: 1.3;
}

.turma-media-progress {
    margin-top: auto;
    padding-top: 6px;
    flex-shrink: 0;
}

.progress-bar {
    width: 100%;
    height: 5px;
    background: #e9ecef;
    border-radius: 3px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    border-radius: 4px;
    transition: width 0.5s ease;
}

/* Melhorias no Ranking */
.rank-filter {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.rank-filter label {
    display: flex;
    align-items: center;
    gap: 5px;
    color: #fff;
    font-weight: 500;
    font-size: 0.9rem;
}

.rank-select {
    padding: 8px 12px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 6px;
    background: rgba(255, 255, 255, 0.15);
    color: #fff;
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
}

.rank-select:hover {
    background: rgba(255, 255, 255, 0.25);
    border-color: rgba(255, 255, 255, 0.4);
}

.rank-select:focus {
    outline: none;
    background: rgba(255, 255, 255, 0.3);
    border-color: rgba(255, 255, 255, 0.5);
}

.rank-select option {
    background: var(--primary-color);
    color: #fff;
}

.student-rank .rank-number {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--gray-color);
}

/* Melhorias nas Estatísticas de Aprovação */
.approval-item-highlight {
    background: linear-gradient(135deg, rgba(67, 97, 238, 0.1), rgba(58, 12, 163, 0.1));
    padding: 15px;
    border-radius: 10px;
    margin-bottom: 20px !important;
    border: 2px solid rgba(67, 97, 238, 0.3);
}

.approval-item-highlight .approval-label {
    font-weight: 600;
    font-size: 1rem;
    color: var(--primary-color);
    display: flex;
    align-items: center;
    gap: 8px;
}

.approval-fill-highlight {
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color)) !important;
    height: 12px !important;
}

.approval-value-highlight {
    font-size: 1.3rem !important;
    font-weight: 700 !important;
    color: var(--primary-color) !important;
}

.approval-value-highlight small {
    display: block;
    font-size: 0.75rem;
    font-weight: 400;
    color: var(--gray-color);
    margin-top: 5px;
}

/* Mensagem quando não há dados */
.no-data-message {
    text-align: center;
    padding: 40px 20px;
    color: var(--gray-color);
}

.no-data-message i {
    font-size: 3rem;
    margin-bottom: 15px;
    color: #cbd5e0;
    display: block;
}

.no-data-message p {
    margin: 0;
    font-size: 1rem;
    font-style: italic;
}

.no-data-message-filter {
    text-align: center;
    padding: 30px 20px;
    color: var(--gray-color);
    background: rgba(0, 0, 0, 0.02);
    border-radius: 8px;
    margin-top: 20px;
}

.no-data-message-filter i {
    font-size: 2rem;
    margin-bottom: 10px;
    color: #cbd5e0;
    display: block;
}

.no-data-message-filter p {
    margin: 0;
    font-size: 0.9rem;
    font-style: italic;
}

/* Responsividade */
@media (max-width: 768px) {
    .turmas-media-section {
        padding: 20px;
    }
    
    .turmas-media-grid {
        grid-template-columns: 1fr;
    }
    
    .turma-media-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .turma-media-geral {
        align-items: flex-start;
        width: 100%;
    }
    
    .rank-filter {
        flex-direction: column;
        align-items: stretch;
    }
    
    .rank-filter label {
        color: #fff;
    }
    
    .rank-select {
        width: 100%;
    }
    
    .card-header {
        flex-direction: column;
        align-items: flex-start;
    }
}