/* se crean diferentes variables */
:root{
    --primary-color:  #D62828;
    --second-color: #FF6B63;
    --dark-bg:#12253a;
    --darker-bg: #0a0a0a;
    --ligth-text: #f5f5f5;
    --gray-text: #aaaaaa;
    --card-bg: #48474788;
    --border-color: #3e3838;
    --transition: all .3s ease;  /*es para transiciones*/
}
*{
    padding: 0;
    margin: 0;
    box-sizing: border-box;
}
html{
    scroll-behavior: smooth;
    scrollbar-color: var(--primary-color) var(--dark-bg);
}
body{
    font-family: 'Franklin Gothic Medium', 'Arial Narrow', Arial, sans-serif;
    background-color: var(--dark-bg);
    color: var(--ligth-text);
    line-height: 1.6;
}
a{
    text-decoration: none;
    color:inherit;
}
ul{
    list-style: none;
}
img{
    max-width: 100%;
    height: auto;
    display: block;
}
/*header estilos*/
header{
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba (10, 10, 10, 0.9);
    backdrop-filter: blur(10px);
    z-index: 100;
    border-bottom: 1px solid var(--border-color);
}
#navbar{
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 5%;
    max-width: 1400;
    margin: 0 auto;
}
.logo{
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: 1px;
}
.logo span{
    color: var(--primary-color );
}
.nav-links{
    display: flex;
    gap: 2rem;

}
.nav-links a{
    position: relative;
    padding: .5rem 0;
    transition: var(--transition);
}
.nav-links a:after{
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-color);
    transition: var(--transition);
}
.nav-links a:hover{
    color: var(--primary-color);
}
.nav-links a:hover:after{
    width: 100px;
}
/*section le damos estilos generales*/
section{
    padding: 6rem 5%;
    max-width: 1400px;
    margin: 0 auto;
}
.section-title{
    font-size: 2rem;
    margin-bottom: 3rem;
    text-align: center;
    position: relative;
    padding-bottom: 1rem;
}
.section-title:after{
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background-color: var(--primary-color);
}
/*estilo a los botones*/
.btn{
    display: inline-block;
    background-color: var(--primary-color);
    color: white;
    padding: .8rem 1.5rem;
    border-radius: 5px;
    font-weight: 600;
    transition: var(--transition);
    border: none;
    cursor: pointer;
}
.btn:hover{
    background-color: #5651d8;
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(108, 99, 255, 0.3);
}
.hero{
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 5rem;
}
.hero-content{
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 4rem;
}
.hero-text{
    flex: 1;
}
.hero-text h1{
    font-size: 3rem;
    margin-bottom: .5rem;
    font-weight: 700;
}
.hero-text h2{
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    font-weight: 600;
}
.hero-text p{
    margin-bottom: 1.5rem;
    color: var(--gray-text);
    font-size: 1.1rem;
    max-width: 600px;
    text-align: justify;
}
/*para las redes sociales del footer*/
.social-links{
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
}
.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--card-bg);
    transition: var(--transition);
    font-size: 1.2rem;
}
.social-links a:hover{
    background-color: var(--primary-color);
    transform: translateY(-3px);
}
.hero-image{
    width: 90%;
    max-width: 400px;
    flex: 1;
    display: flex;
    justify-content: flex-end;

}
.hero-image img{
    width: 90%;
    height: auto;
    object-fit: cover;
    border-radius: 50%;
    border: 5px solid var(--primary-color);
    box-shadow: 0 0 25px rgba(108, 99, 255, .5);
    transition: var(--transition);
}
.hero-image img:hover{
    transform: scale(1.03);
    box-shadow: 0 0 30px rgba(108, 99, 255, .5);
}
/*experienca profesional*/
.timeline{
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}
.timeline::before{
    content: '';
    position: absolute;
    top: 0;
    left: 20px;
    width: 2px;
    height: 100%;
    background-color: var(--border-color);
}
.timeline-item{
    position: relative;
    margin-bottom: 3rem;
    padding-left: 50px;
}
.timeline-item:before{
    content: '';
    position: absolute;
    top: 5px;
    left: 10px;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background-color: var(--primary-color);
    z-index: 1;
}
.timeline-content{
    background-color: var(--card-bg);
    padding: 1.5rem;
    border-radius: 10px;
    border-left: 3px solid var(--primary-color);
}
.date{
    display: inline-block;
    padding: .3rem .8rem;
    background-color: rgba(108, 99, 255, .5);
    color: var(--gray-text);
    border-radius: 5px;
    font-size: .9rem;
    margin-bottom: 1rem;
}
.timeline-content h3{
    margin-bottom: .5rem;
    font-size: 1.5rem;
}
.timeline-content h4{
    color: var(--gray-text);
    margin-bottom: 1rem;
    font-size: 1rem;
    font-weight: 500;
}
.timeline-content p{
    text-align: justify;
}
.skills{
    display: flex;
    flex-wrap: wrap;
    gap: .5rem;
    margin-top: .8rem;
}
.skills li{
    font-size: .8rem;
    padding: .3rem .8rem;
    background-color: var(--darker-bg);
    border-radius: 20px;
}
/*apartado de proyectos personales*/
.proyects-container{
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); /*se adapata al tipo de ancho de la pantalla en los proyectos*/
    gap: 2rem;
}
.proyect-card{
    background-color: var(--card-bg);
    border-radius: 10px;
    overflow: hidden;
    transition: var(--transition);
    height: 100%;
    display: flex;
    flex-direction: column;
}
.proyect-card:hover{
    transform: translateY(-3px);
    box-shadow: 0 0 30px rgba(108, 99, 255, .5);
}
.proyect-img{
    overflow: hidden; /* para que no se salga del elemento hijo de hover img*/
}
.proyect-img img{
    transition: var(--transition);
    width: 100%;
}
.proyect-card:hover .proyect-img img{
    transform: scale(1.05); /*cuando accedemos al card para aplicar al hijo proyect img para el aumento de la img*/   
}
.proyect-info{
    padding: 1.5rem;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}
.proyect-info h3{
    margin-bottom:  .8rem;
    font-size: 1.3rem;
}
.proyect-info p {
    color: var(--gray-text);
    margin-bottom: 1rem;
    font-size: .95rem;
    text-align: justify;
    flex-grow: 1;
}
.project-tech{
    display: flex;
    flex-wrap: wrap;
    gap: .9rem;
    margin-bottom: 1rem;
}
.project-tech span{
    font-size: .8rem;
    padding: .3rem .8rem;
    background-color: var(--darker-bg);
    border-radius: 20px;
}
.proyect-link{
    display: flex;
    gap: 1rem;
}
.proyect-link a {
    font-size: .9rem;
    color: var(--gray-text);
    transition: var(--transition);
}
.proyect-link a:hover{
    color: var(--primary-color);
}
/*  Parte de cursos*/
.card-list{
    max-width: 700px;
    margin: 0 auto;
    width: 800px;
    font-family: 'Franklin Gothic Medium', 'Arial Narrow', Arial, sans-serif;
    position: relative; /* Se realiza el degrade*/ 
    overflow: hidden;
  

}
.iner{
    text-align: center;
    width: fit-content;
    display: flex;
    gap: 1rem;
    animation: loop 10s linear infinite;
}
.tag{
    display: flex;
    align-items: center;
    gap:0 0.2rem;
    color: var(--ligth-text);
    font-size: 0.9rem;
    background-color: var(--darker-bg);
    padding: 0.7rem 1rem;
    border-radius:  0.4rem;
    box-shadow: 0 0.1rem 0.2rem #00000033,
                0 0.1rem 0.5rem  #0000004d,
                0 0.2rem 1.5rem  #00000066;
}
.tag span{
    font-size: 1.2rem;
    color: var(--gray-text);
}
.fade{
    position: absolute;
    background: linear-gradient(90deg , #1e293b, transparent 30%, transparent 70%
    , #1e293b);
    inset: 0;
    pointer-events: none;
}
@keyframes loop {
    0%{
        transform: translateX(0);
    }
    100%{
        transform: translateX(-50%);
    }
}

/*parte del footer*/
.footer{
    background-color: var(--darker-bg);
    border-top: 1px solid  var(--border-color);
    padding: 2rem 5%;
}
.footer-content{
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
}
/*para dispositivos moviles , se crea una media query*/
/* @media (main-width: 360px){
    header{
        position: static;
    }
    #navbar{
        flex-direction: column;
        padding: 1rem;
        gap: 1rem;
    }
    .hero-content, .nav-links{
        flex-direction: column;
    }
    .card-list, .iner {
        flex-direction: column;
        padding: 1rem;
        gap: 1rem;
    }
} */
@media (max-width: 768px) {
    #navbar {
        flex-direction: column; /* Apila el logo sobre los links */
        text-align: center;
        gap: 1rem;
    }
    .nav-links {
        flex-direction:row; /* Los links se ponen uno debajo del otro */
        gap: 0.5rem;
        padding: 0;
    }

    .nav-links li {
        width: 100%;
    }

    .nav-links a {
        display: block;
        padding: 10px;
        background-color: rgba(255, 255, 255, 0.05); /* Fondo sutil para cada link */
        border-radius: 5px;
    }
}