/* ========================================
   ESTILOS GENERALES DEL SISTEMA ESCOLAR
   ======================================== */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary: #667eea;
    --secondary: #764ba2;
    --success: #00AA00;
    --danger: #e74c3c;
    --warning: #FFD700;
    --info: #00BFFF;
    --light: #f5f5f5;
    --dark: #333;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: #f5f5f5;
    color: var(--dark);
}

.container {
    max-width: 1200px;
}

/* ========================================
   LOGIN
   ======================================== */

.login-container {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.login-box {
    background: white;
    padding: 50px;
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    width: 100%;
    max-width: 450px;
}

.login-header {
    text-align: center;
    margin-bottom: 40px;
}

.logo {
    font-size: 64px;
    margin-bottom: 10px;
}

.login-header h1 {
    font-size: 32px;
    color: var(--primary);
    margin-bottom: 5px;
}

.login-header p {
    color: #666;
    font-size: 14px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: bold;
    color: var(--dark);
}

.form-control {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid #ddd;
    border-radius: 8px;
    font-size: 16px;
    transition: border-color 0.3s;
}

.form-control:focus {
    border-color: var(--primary);
    outline: none;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.btn-login {
    width: 100%;
    padding: 14px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: bold;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
}

.btn-login:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(102, 126, 234, 0.3);
}

.login-footer {
    text-align: center;
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid #ddd;
}

.login-footer p {
    font-size: 12px;
    color: #666;
    margin: 5px 0;
}

/* ========================================
   DASHBOARD
   ======================================== */

.navbar {
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.navbar-brand {
    font-size: 24px;
    font-weight: bold;
}

.dashboard-card {
    border: none;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    transition: transform 0.2s, box-shadow 0.2s;
    background: white;
}

.dashboard-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
}

.dashboard-card h5 {
    color: var(--primary);
    font-weight: bold;
}

.dashboard-option {
    border: 2px solid var(--primary);
    border-radius: 12px;
    background: white;
    transition: all 0.3s;
    cursor: pointer;
}

.dashboard-option:hover {
    background: linear-gradient(135deg, #667eea15 0%, #764ba215 100%);
    border-color: var(--secondary);
    transform: translateY(-8px);
    box-shadow: 0 12px 30px rgba(102, 126, 234, 0.2);
}

.dashboard-option h2 {
    font-size: 48px;
    margin-bottom: 15px;
}

/* ========================================
   ALERTAS
   ======================================== */

.alert {
    border-radius: 8px;
    border: none;
    padding: 12px 20px;
}

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

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

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

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

/* ========================================
   BOTONES
   ======================================== */

.btn {
    border-radius: 8px;
    padding: 10px 20px;
    font-weight: bold;
    transition: all 0.2s;
    border: none;
}

.btn-primary {
    background: var(--primary);
    color: white;
}

.btn-primary:hover {
    background: #5568d3;
    color: white;
}

.btn-success {
    background: var(--success);
    color: white;
}

.btn-danger {
    background: var(--danger);
    color: white;
}

.btn-warning {
    background: var(--warning);
    color: #333;
}

.btn-sm {
    padding: 6px 12px;
    font-size: 12px;
}

/* ========================================
   TABLAS
   ======================================== */

table {
    background: white;
    border-radius: 8px;
    overflow: hidden;
}

thead {
    background: var(--primary);
    color: white;
}

tbody tr {
    border-bottom: 1px solid #ddd;
    transition: background 0.2s;
}

tbody tr:hover {
    background: #f9f9f9;
}

/* ========================================
   MODALES
   ======================================== */

.modal-content {
    border-radius: 12px;
    border: none;
}

.modal-header {
    background: var(--primary);
    color: white;
    border: none;
}

.modal-title {
    font-weight: bold;
}

/* ========================================
   FORMULARIOS
   ======================================== */

.form-label {
    font-weight: bold;
    color: var(--dark);
    margin-bottom: 8px;
}

.form-control,
.form-select {
    border-radius: 8px;
    border: 2px solid #ddd;
    padding: 10px 12px;
}

.form-control:focus,
.form-select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

/* ========================================
   RESPONSIVE
   ======================================== */

@media (max-width: 768px) {
    .login-box {
        padding: 30px;
    }
    
    .login-header h1 {
        font-size: 24px;
    }
    
    .dashboard-option h2 {
        font-size: 36px;
    }
}

/* ========================================
   UTILIDADES
   ======================================== */

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

.text-end {
    text-align: right;
}

.mb-3 {
    margin-bottom: 1rem;
}

.mt-4 {
    margin-top: 1.5rem;
}

.mt-5 {
    margin-top: 3rem;
}

.me-3 {
    margin-right: 1rem;
}

.rounded {
    border-radius: 8px;
}

.shadow {
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}