@import url('https://fonts.googleapis.com/css2?family=Antonio:wght@100..700&family=Fjalla+One&family=Google+Sans+Flex:opsz,wght@6..144,1..1000&display=swap');
:root{
    --bg:#081320;
    --bg-light:#0d1d2f;
    --card:#10253d;
    --text:#ffffff;
    --muted:#b7c0cb;
    --accent:#3be38b;
    --dark-accent:#2bbf6e;
    --text-dark:#6e6e6e;
    --border:rgba(255,255,255,.08);

    --font-family: "Google Sans Flex", sans-serif;
    --font-family-heading: "Antonio", sans-serif;
}

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

html{
    scroll-behavior:smooth;
}

body{
    font-family: var(--font-family);
    background:var(--bg);
    color:var(--text);
    overflow-x:hidden;
}

body::before{
    content:'';
    position:fixed;
    inset:0;
    background:
        radial-gradient(circle at top center, rgba(59,227,139,.15), transparent 30%),
        linear-gradient(180deg,#081320 0%,#07111c 100%);
    z-index:-1;
}

h1,h2,h3,h4,h5,h6{
    font-family: var(--font-family-heading);
}


.bg-white{
    background:white !important;
}

.color-opposite{
    filter:invert(1) !important;
}

.container{
    width:min(1200px,90%);
    margin:auto;
}

header{
    position:fixed;
    width:100%;
    top:0;
    left:0;
    z-index:100;
    backdrop-filter:blur(12px);
    background:rgba(8,19,32,.8);
    border-bottom:1px solid var(--border);
}

nav{
    height:80px;
    display:flex;
    align-items:center;
    justify-content:space-between;
    transition:.3s;
}

nav.scrolled{
    height: 60px; /* Reducimos la altura del header */
    font-size: 15px;    /* Reducimos la tipografía */
    box-shadow: 0 4px 20px rgba(0,0,0,0.1); 
}

.logo{
    font-size:1.2rem;
    font-weight:700;
    letter-spacing:1px;
    font-family:"Fjalla One", sans-serif;
    transition:.3s ease;
}

.logo span{
    color:var(--accent);
}

nav.scrolled .logo{
    font-size:1rem;
}

.menu{
    display:flex;
    gap:30px;
}

.menu a{
    color:var(--muted);
    text-decoration:none;
    transition:.3s;
}

.menu a:hover{
    color:var(--accent);
}

.hero{
    min-height:100vh;
    display:flex;
    align-items:center;
    justify-content:center;
    text-align:center;
    padding-top:100px;
  position: relative;
}

#particles-container {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
}

/* Todo el contenido del hero por encima de las partículas */
.hero .container > *:not(#particles-container) {
  position: relative;
  z-index: 1;
}

.avatar{
    width:180px;
    height:180px;
    border-radius:50%;
    margin:auto;
    background:
    radial-gradient(circle at center,
    rgba(59,227,139,.6),
    rgba(59,227,139,.15));
    padding:8px;
}

.avatar img{
    width:100%;
    height:100%;
    object-fit:cover;
    border-radius:50%;
}

.hero h1{
    font-size:clamp(3rem,8vw,7rem);
    font-weight:700;
    margin-top:35px;
    line-height:1;
}

.hero h2{
    color:var(--accent);
    margin:25px 0;
    font-weight:500;
}

.hero p{
    max-width:850px;
    margin:auto;
    color:var(--muted);
    font-size:1.15rem;
    line-height:1.8;
}

.socials{
    margin-top:40px;
    display:flex;
    justify-content:center;
    gap:20px;
}

.socials a{
    width:50px;
    height:50px;
    border-radius:50%;
    background:var(--bg-light);
    display:flex;
    align-items:center;
    justify-content:center;
    text-decoration:none;
    color:white;
    border:1px solid var(--border);
    transition:.3s;
}

.socials a:hover{
    transform:translateY(-5px);
    border-color:var(--accent);
    color:var(--accent);
}

section {
    padding: 120px 0;
    position: relative;
}

/* Crea una línea sutil con degradado superior */
section:not(:first-of-type)::before {
    content: '';
    position: absolute;
    top: 0;
    left: 10%;
    width: 80%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border), transparent);
}

section {
    position: relative;
    padding: 80px 0; /* Asegura buen espacio de aire entre secciones */
}

/* Línea divisoria de estilo neón/cyberpunk */
section::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 10%;
    width: 80%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border), var(--accent), var(--border), transparent);
    opacity: 0.6;
}

/* Opcional: quitar la línea en la última sección antes del footer */
section:last-of-type::after {
    display: none;
}

section.diagonal-section {
    background-color: var(--bg-light);
    clip-path: polygon(0 3vw, 100% 0, 100% calc(100% - 3vw), 0 100%);
    padding: 120px 0; /* Más padding para compensar el recorte */
}

.section-title {
    text-align: center;
    margin-bottom: 70px;
    position: relative;
    display: inline-block; /* Cambiado para que el decorado se ajuste al texto */
    left: 50%;
    transform: translateX(-50%);
}

/* Una pequeña barra verde brillante debajo de cada título de sección */
.section-title p::after {
    content: '';
    display: block;
    width: 60px;
    height: 4px;
    background: var(--accent);
    margin: 15px auto 0 auto;
    border-radius: 2px;
    box-shadow: 0 0 10px rgba(59,227,139,.5);
}

.section-title h2{
    font-size:3rem;
}

.section-title p{
    color:var(--accent);
    margin-top:10px;
}

.grid{
    display:grid;
    gap:25px;
}

.progress{
    height:8px;
    background:rgba(255,255,255,.08);
    border-radius:30px;
    overflow:hidden;
}

.progress-bar{
    height:100%;
    border-radius:30px;
    background:linear-gradient(
        90deg,
        var(--accent),
        #7dffbf
    );
    box-shadow:0 0 15px rgba(59,227,139,.4);
}


.timeline{
    max-width:900px;
    margin:auto;
    display:flex;
    flex-direction:column;
    gap:25px;
}

.timeline-item{
    background:rgba(16,37,61,.55);
    border-left:4px solid var(--accent);
    padding:25px;
    border-radius:15px;
}

.timeline-item p{
    color:var(--muted);
    margin-top:10px;
}


.cv{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:30px;
}

.cv .card ul{
    margin-top:15px;
    padding-left:20px;
    color:var(--muted);
}

footer{
    border-top:1px solid var(--border);
    padding:50px 0;
    text-align:center;
    color:var(--muted);
}

footer i{
    color:var(--accent);
    margin-right:10px;
    width:22px;
    text-align:center;
    font-size:2rem;

}

footer .footer-tech{
    display: flex;
    justify-content: center;
    align-items: center;
}

.btn {
    display: inline-block;
    margin-top: 30px;
    padding: 14px 30px;
    border-radius: 40px;
    background: transparent;
    color: #07111c;
    text-decoration: none;
    font-weight: 600;
    cursor: pointer;
    position: relative;
    z-index: 0;
    transition: color 0.3s;
    /* ELIMINA overflow: hidden */
}

.btn::before {
    content: '';
    background: linear-gradient(45deg,
        #3be38b,
        #2bbf6e,
        #00ffd5,
        #002bff,
        #3be38b,
        #081320,
        #3be38b,
        #00ffd5,
        #3be38b
    );
    position: absolute;
    top: -2px;
    left: -2px;
    background-size: 400%;
    z-index: -1;
    filter: blur(5px);
    width: calc(100% + 4px);
    height: calc(100% + 4px);
    animation: glowing 20s linear infinite;
    opacity: 0;
    transition: opacity 0.3s ease-in-out;
    border-radius: 40px;
}

/* ::after es el fondo real del botón */
.btn::after {
    z-index: -1;
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    background: var(--accent);
    left: 0;
    top: 0;
    border-radius: 40px;
}

.btn:hover::before {
    opacity: 1;
}

.btn:active {
    color: #07111c;
}

.btn:active::after {
    background: var(--dark-accent);
}


#contact {
  padding: 5rem 0;
}
 
.contact-form {
  max-width: 600px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}
 
.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
 
.form-group label {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--muted, #7a7570);
  letter-spacing: 0.04em;
}
 
.form-group input,
.form-group textarea {
  background: transparent;
  border: 1px solid var(--rule, #d4cfc8);
  padding: 0.75rem 1rem;
  font-family: inherit;
  font-size: 0.95rem;
  color: inherit;
  outline: none;
  transition: border-color 0.2s;
  resize: vertical;
}
 
.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--ink, #0f0f0f);
}
 
#submitBtn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}
 
#formFeedback .feedback-box {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.2rem 1.5rem;
  border-radius: 16px;
  backdrop-filter: blur(10px);
  border: 1px solid;
  margin-top: 0.5rem;
  animation: feedbackIn 0.4s ease;
}

#formFeedback .feedback-box.ok {
  background: rgba(59, 227, 139, 0.08);
  border-color: rgba(59, 227, 139, 0.4);
  color: var(--accent);
}

#formFeedback .feedback-box.error {
  background: rgba(192, 57, 43, 0.08);
  border-color: rgba(192, 57, 43, 0.4);
  color: #e74c3c;
}

#formFeedback .feedback-icon {
  font-size: 1.5rem;
  flex-shrink: 0;
}

#formFeedback .feedback-text {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

#formFeedback .feedback-title {
  font-family: "Antonio", sans-serif;
  font-size: 1.1rem;
  font-weight: 600;
}

#formFeedback .feedback-sub {
  font-size: 0.85rem;
  opacity: 0.75;
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 5px;
    z-index: 200;
}

.hamburger span {
    display: block;
    width: 25px;
    height: 2px;
    background: var(--text);
    border-radius: 2px;
    transition: transform 0.3s, opacity 0.3s;
}

/* Animación X al abrir */
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media(max-width: 900px) {
    .cv {
        grid-template-columns: 1fr;
    }

    .hamburger {
        display: flex;
    }

    .menu {
        position: fixed;
        top: 80px;
        left: 0;
        width: 100%;
        background: rgba(8, 19, 32, 0.97);
        backdrop-filter: blur(12px);
        border-bottom: 1px solid var(--border);
        flex-direction: column;
        align-items: center;
        gap: 0;
        padding: 0;
        z-index: 150;

        /* Animación */
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.4s ease, padding 0.4s ease;
    }

    nav#main-menu.scrolled .menu {
        top: 60px; 
    }

    .menu.open {
        display: flex;
        max-height: 500px;
        padding: 20px 0;
    }

    .menu a {
        width: 100%;
        text-align: center;
        padding: 16px 0;
        border-bottom: 1px solid var(--border);
        font-size: 1.1rem;

        /* Fade de los links */
        opacity: 0;
        transform: translateY(-8px);
        transition: opacity 0.3s ease, transform 0.3s ease;
    }

    .menu.open a {
        opacity: 1;
        transform: translateY(0);
    }

    /* Delay escalonado por link */
    .menu a:nth-child(1) { transition-delay: 0.05s; }
    .menu a:nth-child(2) { transition-delay: 0.10s; }
    .menu a:nth-child(3) { transition-delay: 0.15s; }
    .menu a:nth-child(4) { transition-delay: 0.20s; }
    .menu a:nth-child(5) { transition-delay: 0.25s; }
    .menu a:nth-child(6) { transition-delay: 0.30s; }

    .menu a:last-child {
        border-bottom: none;
    }
}

@keyframes glowing {
    0%   { background-position: 0 0; }
    50%  { background-position: 400% 0; }
    100% { background-position: 0 0; }
}

@keyframes feedbackIn {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}