:root {
    --azul-oscuro: #0A0F24;
    --azul-electrico: #3B82F6;
    --gris-claro: #E5E7EB;
    --blanco: #FFFFFF;
    --negro: #000000;
    --transition-speed: 0.3s;
}


* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background-color: var(--gris-claro);
    color: var(--azul-oscuro);
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    background-color: var(--azul-oscuro);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.header-left .profile-pic {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--azul-electrico);
}

.header-left h1 {
    color: var(--blanco);
    font-size: 1.2rem;
}

.nav-btn {
    background: none;
    border: 2px solid #fff;
    color: #fff;
    padding: 8px 15px;
    margin: 0 5px;
    cursor: pointer;
    border-radius: 5px;
    transition: background 0.3s, color 0.3s;
}

.nav-btn:hover {
    background: var(--azul-electrico);
    color: #000;
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: var(--azul-electrico);
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 75px;
        left: 0;
        width: 100%;
        background: var(--azul-oscuro);
        padding: 10px 0;
        text-align: center;
        box-shadow: 0 10px 20px rgb(0, 46, 253);
    }

    .nav-links.active {
        display: flex;
    }

    .menu-toggle {
        display: block;
    }

    .nav-btn {
        margin: 10px 0;
    }
}

.social-btn button {
    background: var(--azul-oscuro);
    color: #fff;
    font-weight: 600;
    font-size: 12px;
    padding: 10px 20px;
    border: 2px solid #fff;
    border-radius: 12px;
    cursor: pointer;
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 5px;
}

.social-menu {
    display: none;
    position: absolute;
    top: 100%;
    right: 0;
    background: var(--azul-oscuro);
    border: 1px solid #3B82F6;
    border-radius: 10px;
    padding: 10px 0;
    box-shadow: 0 10px 20px rgb(0, 46, 253);
    overflow: hidden;
    z-index: 10;
}

.social-menu a {
    display: block;
    padding: 5px 10px;
    color: #ffffff;
    text-decoration: none;
}

.social-menu a:hover {
    background: var(--azul-electrico);
}

#sobre-mi {
    display: flex;
    justify-content: center;
    padding: 4rem 2rem;
}

.sobre-mi-container {
    display: flex;
    align-items: center;
    gap: 2rem;
    background-color: var(--blanco);
    padding: 2rem;
    border-radius: 10px;
    max-width: 1000px;
    width: 100%;
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

/* Imagen */
.imagenes-superpuestas {
    flex-shrink: 0;
}

.imagenes-superpuestas img {
    width: 180px;
    max-width: 100%;
    height: auto;
    border-radius: 10px;
    display: block;
}

/* Texto */
.sobre-mi-text {
    flex: 1;
}

.sobre-mi-text h2 {
    color: var(--azul-oscuro);
    margin-bottom: 1rem;
}

.sobre-mi-text p {
    color: var(--azul-oscuro);
    line-height: 1.6;
}

.titulo-seccion {
    text-align: center;
    margin-bottom: 2rem;
    font-size: 2rem;
    color: var(--azul-oscuro);
}

.botones-sobre-mi {
    margin-top: 1.5rem;
    display: flex;
    gap: 1rem;
}

.btn {
    padding: 10px 20px;
    border-radius: 8px;
    background: var(--azul-electrico);
    color: white;
    text-decoration: none;
    font-weight: 600;
    transition: 0.3s;
}

.btn:hover {
    background: #1e60c2;
}

#trabajos {
    padding: 4rem 2rem;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.trabajo-item {
    background-color: var(--blanco);
    padding: 1rem;
    margin: 1rem 0;
    border-radius: 10px;
    max-width: 600px;
    width: 100%;
    text-align: center;
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

.trabajo-item img {
    width: 100%;
    border-radius: 10px;
}

.trabajo-item p {
    margin-top: 0.5rem;
    color: var(--azul-oscuro);
}

#habilidades {
    display: flex;
    justify-content: center;
    padding: 4rem 2rem;
    background-color: var(--gris-claro);
}

#habilidades .habilidades-container {
    background-color: var(--blanco);
    padding: 2rem;
    border-radius: 10px;
    max-width: 1000px;
    width: 100%;
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
    text-align: center;
}

#habilidades h2 {
    color: var(--azul-oscuro);
    margin-bottom: 2rem;
}

.carousel-container {
    width: 100%;
    overflow: hidden;
    position: relative;
    padding: 12px 0;
}

.carousel-track {
    display: flex;
    gap: 20px;
    align-items: center;
    animation-timing-function: linear;
    animation-iteration-count: infinite;
    will-change: transform;
}

.habilidad {
    flex: 0 0 auto;
    text-align: center;
    min-width: 120px;
}

.habilidad img {
    width: 80px;
    height: 80px;
    object-fit: contain;
    display: block;
    margin: 0 auto 8px;
}

@keyframes slide {
    0% { transform: translateX(0); }
    100% { transform: translateX(calc(-1 * var(--shift))); }
}

.carousel-container:hover .carousel-track {
    animation-play-state: paused;
}

#contactame {
    padding: 60px 20px;
    text-align: center;
}

.contact-form {
    max-width: 500px;
    margin: auto;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.contact-form input,
.contact-form textarea {
    padding: 10px;
    border-radius: 8px;
    border: 1px solid #ccc;
    font-size: 16px;
}

.contact-form textarea {
    height: 120px;
    resize: vertical;
}

.form-msg {
    margin-top: 10px;
    font-weight: bold;
}


.animated-background, #container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: -1;
    background-color: #fdfdfd;
}

.circle {
    position: absolute;
    border-radius: 50%;
    opacity: 0.15;
    background-color: var(--azul-oscuro);
}

.circle1 { width: 150px; height: 150px; top: 10%; left: 20%; animation: float1 5s linear infinite; }
.circle2 { width: 200px; height: 200px; top: 50%; left: 60%; animation: float2 10s linear infinite; }
.circle3 { width: 100px; height: 100px; top: 80%; left: 30%; animation: float3 8s linear infinite; }
.circle4 { width: 175px; height: 175px; top: 20%; left: 70%; animation: float4 15s linear infinite; }

@keyframes float1 {
    0% { transform: translate(0px, 0px); }
    50% { transform: translate(100px, -50px); }
    100% { transform: translate(0px, 0px); }
}
@keyframes float2 {
    0% { transform: translate(0px, 0px); }
    50% { transform: translate(-80px, 60px); }
    100% { transform: translate(0px, 0px); }
}
@keyframes float3 {
    0% { transform: translate(0px, 0px); }
    50% { transform: translate(60px, 40px); }
    100% { transform: translate(0px, 0px); }
}
@keyframes float4 {
    0% { transform: translate(0px, 0px); }
    50% { transform: translate(90px, 40px); }
    100% { transform: translate(0px, 0px); }
}

@media (max-width: 768px) {

    /* Header */
    header nav ul {
        flex-direction: column;
        gap: 0.5rem;
    }

    .sobre-mi-container {
        flex-direction: column;
        text-align: center;
    }
    .imagenes-superpuestas {
        order: -1;
        margin-bottom: 1rem;
    }
    .imagenes-superpuestas img {
        width: 120px;
    }

    .carousel-track {
        gap: 12px;
    }
    .habilidad {
        min-width: 100px;
    }

    #sobre-mi, #trabajos, #habilidades {
        padding: 2rem 1rem;
    }
}