:root {
    --color-primary: #f0f4ff;
    --color-dark: #041524;
    --color-accent: #1e293b;
    --color-portfolio-bg: #0f172a;
    --color-gradient-start: #6366f1;
    --color-gradient-end: #8b5cf6;
    --color-success: #10b981;
    --color-warning: #f59e0b;
    --font-primary: 'Raleway', sans-serif;
    --font-mono: 'Inconsolata', monospace;
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.05);
    --shadow-md: 0 8px 16px rgba(0,0,0,0.1);
    --shadow-lg: 0 16px 32px rgba(0,0,0,0.15);
    --shadow-xl: 0 24px 48px rgba(0,0,0,0.2);
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    --border-radius: 16px;
}

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

body{
    font-family: var(--font-primary);
    overflow-x: hidden;
    background: linear-gradient(135deg, #f0f4ff 0%, #e8eeff 100%);
    position: relative;
}

/* Decorative floating circles */
body::before,
body::after {
    content: '';
    position: fixed;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.15), transparent);
    pointer-events: none;
    z-index: 0;
    animation: float 20s infinite ease-in-out;
}

body::before {
    width: 500px;
    height: 500px;
    top: -200px;
    right: -100px;
    animation-delay: 0s;
}

body::after {
    width: 400px;
    height: 400px;
    bottom: -150px;
    left: -100px;
    animation-delay: 10s;
}

@keyframes float {
    0%, 100% {
        transform: translate(0, 0) rotate(0deg);
    }
    33% {
        transform: translate(30px, -30px) rotate(120deg);
    }
    66% {
        transform: translate(-20px, 20px) rotate(240deg);
    }
}



/* Header */

header{
    width: 100%;
    height: 70px;
    background-color: var(--color-primary);
    color: var(--color-accent);
    position: fixed;
    z-index: 100;
    box-shadow: var(--shadow-md);
    transition: var(--transition-base);
    backdrop-filter: blur(10px);
    background-color: rgba(236, 249, 255, 0.95);
}

header:hover {
    box-shadow: var(--shadow-lg);
}

.logojv{
    height: 100%;
    padding: 20px;
    position: absolute;
}

nav {
    float: right;
    
}

.navList{
    height: 3rem;
}

nav li{
    display: inline-block;
    margin: 0 20px;
    height: 30px;    
}


.tituloPrincipal{
    color: var(--color-accent);
    margin: 20px 0;
    font-size: 35px;
}
/* Menu Responsive */


.topnav {
  overflow: hidden;
  margin: .70rem 0;
  height: 3rem;
}

.topnav li{
    margin: 0 0 0 3rem;
}

.topnav a {
  text-align: center;
  color: var(--color-accent);
  border-radius: var(--border-radius);
  text-decoration: none;
  padding: 10px 20px;
  transition: var(--transition-base);
  font-weight: 600;
  position: relative;
  overflow: hidden;
}

.topnav a::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--color-gradient-start), var(--color-gradient-end));
  transition: var(--transition-base);
}

.topnav a:hover::before {
  width: 100%;
}

.topnav a:hover{
    background: linear-gradient(135deg, var(--color-gradient-start), var(--color-gradient-end));
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.topnav .iconMenu {
  display: none;
  margin-right: 1rem;
  margin-top: .3rem;
  height: auto;
}

@media screen and (max-width: 780px) {
  .topnav a {display: none;}
  .topnav a.iconMenu {
    float: right;
    display: block;
  }

}

@media screen and (max-width: 780px) {
    
  .topnav {
    position: relative;
    width: 13rem;
    height: 15rem;
    }
  .iconMenu {
    position: absolute;
    right: 0;
    top: 0;
    
  }
  .topnav.responsive a {
    float: none;
    display: flex;
    text-align: left;
    flex-direction: column;
    
  }
  .topnav.responsive a:not(.iconMenu) {
    margin: 10px 0 ;
    background-color: var(--color-primary);
    border-radius: 0;
    width: 100px;
    }
  .topnav.responsive a:not(.iconMenu):hover {
        background-color: #0e3147;
    }

}


/* Home */

.home{
    width: 100%;
    height: 100vh;
    background-image: linear-gradient(rgba(4, 21, 36, 0.7), rgba(4, 21, 36, 0.5)), url('img/mountains.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2rem;
}


/* @keyframes animatename{
  0%{
    transform: translateX(5px);
  }
  100%{
    transform: translateX(0);
  }
} */

.tituloPresentacion{
    font-size: 4rem;
    font-weight: 900;
    margin: 0;
    color: white;
    text-align: center;
    text-shadow: 3px 5px 10px rgba(0,0,0,0.5);
    animation: fadeInUp 1s ease;
    line-height: 1.3;
}

.home-subtitle {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.3rem;
    font-weight: 400;
    text-align: center;
    max-width: 800px;
    animation: fadeInUp 1s ease 0.2s backwards;
    text-shadow: 2px 2px 8px rgba(0,0,0,0.3);
}

.contenidoHome {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 1.5rem;
    animation: fadeInUp 1s ease 0.4s backwards;
    flex-wrap: wrap;
    justify-content: center;
}

.cta-button {
    display: inline-block;
    padding: 16px 45px;
    background: linear-gradient(135deg, var(--color-gradient-start), var(--color-gradient-end));
    color: white;
    text-decoration: none;
    border-radius: var(--border-radius);
    font-weight: 700;
    font-size: 1.1rem;
    transition: var(--transition-base);
    box-shadow: 0 8px 20px rgba(99, 102, 241, 0.4);
    letter-spacing: 0.5px;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 30px rgba(99, 102, 241, 0.5);
}

.cta-secondary {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.cta-secondary:hover {
    background: rgba(255, 255, 255, 0.25);
    border-color: rgba(255, 255, 255, 0.5);
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media screen and (max-width: 780px){
    .tituloPresentacion{
        font-size: 2.5rem;
        padding: 0 20px;
    }
    
    .cta-button {
        padding: 14px 35px;
        font-size: 1rem;
    }
}

/* About Me */
.aboutMe{
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 80px 20px;
    position: relative;
    z-index: 1;
    background: rgba(255, 255, 255, 0.5);
    backdrop-filter: blur(10px);
}

.project-description {
    font-size: 0.95rem;
    line-height: 1.7;
    margin: 10px 0 15px 0;
    color: #555;
}

.project-tech {
    font-size: 0.88rem;
    margin: 10px 0;
    color: #666;
}

.project-link {
    display: inline-block;
    margin-top: 10px;
    color: var(--color-gradient-start);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition-base);
}

.project-link:hover {
    color: var(--color-gradient-end);
    transform: translateX(5px);
}

.contact-intro {
    text-align: center;
    font-size: 1.1rem;
    color: #666;
    margin: -10px auto 30px;
    max-width: 600px;
}

.descripcionAboutMe{
    margin: 30px 0;
    font-size: 18px;
    line-height: 1.8;
    color: #334155;
    text-align: left;
    padding: 0 20px;
}
.contenidoAboutMe{
    padding: 3rem 3rem;
    margin: 20px 7%;
    width: 50%;
    text-align: center;
    background: white;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    transition: var(--transition-base);
}

.contenidoAboutMe:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.imagenAboutMe{
    width: 58%;
    object-fit: cover;
    object-position: bottom;
}

@media screen and (min-width: 0px) {
    .aboutMe{
        display: flex;
        flex-direction: column;
        height: auto;
    }   
    .contenidoAboutMe{
        padding: 0%;
    }
    .imagenAboutMe{
        width: 100%;
    }
}

@media screen and (min-width: 780px) {
    .aboutMe{

        display: flex;
        flex-direction: row;
        justify-content: center;
        align-items: center;
    }


    .imagenAboutMe{
        width: 58%;
        object-fit: cover;
        object-position: bottom;
    }
}

/* Skills */
.skills{
    padding: 80px 2rem;
    background: linear-gradient(135deg, #f8fafc 0%, #e8eeff 100%);
    text-align: center;
    position: relative;
    z-index: 1;
}

.contenidoSkills{
    align-items: center;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
}

.skill-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 2rem;
    margin: 1.5rem;
    background: white;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    transition: var(--transition-base);
    min-width: 200px;
}

.skill-card:hover {
    transform: translateY(-12px);
    box-shadow: var(--shadow-xl);
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.05), rgba(139, 92, 246, 0.05));
}

.imgSkill{
    height: 80px;
    width: 80px;
    object-fit: contain;
    margin-bottom: 1rem;
}

.skill-title {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--color-accent);
    margin: 0.5rem 0;
}

.skill-description {
    font-size: 0.9rem;
    color: #666;
    text-align: center;
    margin: 0;
}


/* Portfolio */
.portfolio{
    background: linear-gradient(135deg, var(--color-portfolio-bg) 0%, #0a1929 100%);
    padding: 80px 40px;
    position: relative;
}

.portfolio .tituloPrincipal{
    text-align: center;
    color: #d6e1e7;
    font-size: 2.5rem;
    margin-bottom: 50px;
    position: relative;
    display: inline-block;
    left: 50%;
    transform: translateX(-50%);
}


.section-description {
    text-align: center;
    color: rgba(214, 225, 231, 0.9);
    font-size: 1.15rem;
    margin: -30px auto 50px;
    max-width: 600px;
    padding: 0 24px;
}

.project-impact {
    font-size: 0.88rem;
    margin: 10px 0;
    padding: 12px;
    background: rgba(99, 102, 241, 0.1);
    border-left: 3px solid var(--color-gradient-start);
    border-radius: 4px;
    color: #a0aec0;
}
.portfolio .tituloPrincipal::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--color-gradient-start), var(--color-gradient-end));
    border-radius: 2px;
}

.listaProyectos{
    text-align: center;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
}

.listaProyectos li {
    color: #d6e1e7;
}

.listaProyectos p{
    color: #d6e1e7;
    font-weight: 500;
    margin: 20px 0;
}

.listaProyectos a{
    background-color: #373e41;
    margin: 10px;
    padding: 10px;
    border-radius: 5px;
    border: 1px solid #3f464d;
    transition: 0.3s all;

}

.listaProyectos a:hover {
    background-color: #484f52;
}

.proyectos{
    list-style: none;
    margin: 2rem;
    width: 350px;
    color: #d6e1e7;
    text-align: left;
    border-radius: var(--border-radius);
    background: linear-gradient(145deg, #0f1e30, #1a2942);
    transition: var(--transition-base);
    overflow: hidden;
    position: relative;
    box-shadow: var(--shadow-lg);
}

.proyectos::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(62, 161, 219, 0.1), transparent);
    transition: var(--transition-slow);
}

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

.proyectos:hover{
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 15px 35px rgba(62, 161, 219, 0.3), 0 5px 15px rgba(0,0,0,0.2);
}

.imgProyecto{
    width: 100%;
    height: 220px;
    object-fit: cover;
    border-radius: var(--border-radius) var(--border-radius) 0 0;
    transition: var(--transition-base);
    filter: brightness(0.9);
}

.proyectos:hover .imgProyecto {
    filter: brightness(1.1);
    transform: scale(1.05);
}

.proyecto{
    padding: 25px;
    background: rgba(15, 30, 48, 0.8);
}

.proyecto h4{
    margin: 0 0 15px 0;
    font-size: 1.3rem;
    color: white;
    font-weight: 700;
}

.proyecto p{
    margin: 0 0 20px 0;
    color: #a0aec0;
    font-size: 0.95rem;
    line-height: 1.6;
}

.proyecto a{
    display: inline-block;
    text-decoration: none;
    color: white;
    font-weight: 600;
    padding: 10px 25px;
    background: linear-gradient(135deg, var(--color-gradient-start), var(--color-gradient-end));
    border-radius: 25px;
    transition: var(--transition-base);
    box-shadow: var(--shadow-md);
}

.proyecto a:hover{
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(62, 161, 219, 0.4);
    background: linear-gradient(135deg, #5d34ec, #3ea1db);
}


/* Contact */

.contact{
    padding: 80px 2rem;
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.contact::before {
    content: '';
    position: absolute;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1), transparent);
    border-radius: 50%;
    top: -200px;
    right: -200px;
    animation: float 15s infinite ease-in-out;
}

.contact .tituloPrincipal{
    color: white;
    text-align: center;
    font-size: 2.5rem;
}

.contact .contact-intro {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.2rem;
    margin-bottom: 2rem;
}

.contact .cta-button {
    background: white;
    color: var(--color-gradient-start);
    font-weight: 700;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

.contact .cta-button:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.3);
}

form{  
    margin: 0 20%;
}

form label {
    font-size: 120%;
    display: block;
    margin: 2rem 0 1rem;
    
}

.inputContacto{
    display: block;
    padding: 15px;
    width: 100%;
    border-radius: var(--border-radius);
    border: 2px solid #e0e0e0;
    resize: none;
    font-family: var(--font-primary);
    transition: var(--transition-base);
    background-color: white;
    font-size: 1.05rem;
}

.inputContacto:focus {
    outline: none;
    border-color: var(--color-gradient-start);
    box-shadow: 0 0 0 3px rgba(62, 161, 219, 0.1);
    transform: translateY(-2px);
}

.enviar{
    display: block;
    margin: 30px auto;
    padding: 15px 50px;
    width: auto;
    min-width: 200px;
    border-radius: 50px;
    border: none;
    color: white;
    background: linear-gradient(135deg, var(--color-gradient-start), var(--color-gradient-end));
    font-weight: 700;
    font-size: 1.1rem;
    cursor: pointer;
    transition: var(--transition-base);
    box-shadow: var(--shadow-md);
}

.enviar:hover{
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(62, 161, 219, 0.4);
    background: linear-gradient(135deg, #5d34ec, #3ea1db);
}

.enviar:active{
    transform: translateY(-1px);
    box-shadow: 0 5px 15px rgba(62, 161, 219, 0.3);
}

/* Form messages */
.form-message {
    margin-top: 1rem;
    padding: 15px;
    border-radius: var(--border-radius);
    font-weight: 600;
    text-align: center;
    display: none;
}

.form-message.success {
    display: block;
    background-color: #d1fae5;
    color: #065f46;
    border: 2px solid #10b981;
}

.form-message.error {
    display: block;
    background-color: #fee2e2;
    color: #991b1b;
    border: 2px solid #ef4444;
}


@media screen and (max-width:780px) {
    form{
        margin: 0 10%;
    }
    .contact{

        background-size: 90%;
    }
}

.linkFigma{
    text-decoration: none;
    color: var(--color-accent);
    margin: 0 0 0 20px;
}

/* Footer */


footer{
    width: 100%;
    background-color: var(--color-dark);
    justify-content: space-between;
    align-items: center;
    display: flex;
    padding: .5rem 1rem;
}

.imgJVBlanco{
    max-width: 5rem;
}

.icon{
    filter: invert(1);
    padding: 10px;
    margin: 0 0 0 20px;
    height: 70px;
    transition: all 0.5s;
    border-radius: 100%;
}

@media screen and (max-width:780px) {
    .icon{
        height: 2.5rem;
        padding: 0;
    }
    .imgJVBlanco{
        max-width: 4rem;
    }   
}

.icon:hover{
    padding: 5px;
}