@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700&display=swap');

:root{
    --white-color: #fff;
    --dark-color: #222;
    --body-bg-color: #fff;
    --section-bg-color: #202834;
    --navigation-item-hover-color: #3b5378;

    --text-shadow: 0 5px 25px rgba(0, 0, 0, 0.1);
    --box-shadow: 0 5px 25px rgb(0 0 0 / 20%);

    --scroll-bar-color: #fff;
    --scroll-thumb-color: #282f4e;
    --scroll-thumb-hover-color: #454f6b;
}

/*====== Scroll Bar ======== */

::-webkit-scrollbar{
    width: 11px;
    background: var(--scroll-bar-color);
}

::-webkit-scrollbar-thumb{
    width: 100%;
    background: var(--scroll-thumb-color);
    border-radius: 2em;
}

::-webkit-scrollbar-thumb:hover{
    background: var(--scroll-thumb-hover-color);
}

/*====== Main CSS y del body ======== */

*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Poppins', sans-serif;
}

body{
    background: var(--body-bg-color)
}

section{
    position: relative;
}

.section{
    color: var(--white-color);
    background: var(--section-bg-color);
    padding: 35px 200px;
    transition: 0.3s ease;
}

/*====== HEADER ======== */

header{
    z-index: 999;
    position: fixed;
    width: 100%;
    height: calc(5rem + 1rem);    
    top: 0;
    left: 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 200px;
    transition: 0.5s ease;
    transition-property: height, background;     
}

header.sticky{
    height: calc(2.5rem + 1rem);
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

header .logo{
    color: var(--white-color);
    font-size: 1.5em;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    text-decoration: none;
    text-shadow: var(--text-shadow);
}

.nav-close-btn, .nav-menu-btn{
    display: none;
}

header .navbar{
    position: relative;
}

header .navbar .nav-items a{
    position: relative;
    color: var(--white-color);
    font-size: 1em;
    font-weight: 500;
    text-decoration: none;
    transition: 0.3s ease;
    text-shadow: var(--text-shadow);
}

header .navbar .nav-items a:not(:last-child){
    margin-right: 45px;
}

header .navbar .nav-items a:before{
    content: '';
    position: absolute;
    background: var(--white-color);
    width: 0;
    height: 3px;
    bottom: -5px;
    left: 0;
    transition: 0.3s ease;
}

header .navbar .nav-items a:hover:before{
    width: 100%;
}

header .navbar .nav-items a i{
    display: none;
}

/*====== HOME ======== */

.home{
    min-height: 100vh;
}

.home:before{
    z-index: 888;
    content: '';
    position: absolute;
    width: 100%;
    height: 50px;
    bottom: 0;
    left: 0;
    background: linear-gradient(transparent, var(--section-bg-color));
}

.bg-slider{
    z-index: 777;
    position: relative;
    width: 100%;
    min-height: 100vh;
}

.bg-slider .swiper-slide{
    position: relative;
    width: 100%;
    height: 100vh;
}

.bg-slider .swiper-slide img{
    width: 100%;
    height: 100vh;
    object-fit: cover;
    background-position: center;
    background-size: cover;
    pointer-events: none;
}

.swiper-slide .text-content{
    position: absolute;
    top: 25%;
    color: var(--white-color);
    margin: 0 200px;
    transition: 0.3s ease;
}

.swiper-slide .text-content .title{
    font-size: 4em;
    font-weight: 700;
    text-shadow: var(--text-shadow);
    margin-bottom: 20px;
    transform: translateY(-50px);
    opacity: 0;
}

.swiper-slide-active .text-content .title{
    transform: translateY(0);
    opacity: 1;
    transition: 1s ease;
    transition-delay: 0.3s;
    transition-property: transform, opacity;
}

.swiper-slide .text-content .title span{
    font-size: 0.3em;
    font-weight: 300;
}

.swiper-slide .text-content p{
    max-width: 700px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    text-shadow: var(--text-shadow);
    padding: 20px;
    border-radius: 10px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    border-right: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: var(--box-shadow);
    transform: translateX(-80px);
    opacity: 0;

}

.swiper-slide-active .text-content p{
    transform: translateX(0);
    opacity: 1;
    transition: 1s ease;
    transition-delay: 0.3s;
    transition-property: transform, opacity;
}

.swiper-slide .text-content .read-btn{
    border: none;
    outline: none;
    background: var(--white-color);
    color: var(--dark-color);
    font-size: 1em;
    font-weight: 500;
    padding: 8px 25px;
    display: flex;
    align-items: center;
    margin-top: 40px;
    border-radius: 10px;
    cursor: pointer;
    transform: translateX(50px);
    opacity: 0;
}

.swiper-slide-active .text-content .read-btn{
    transform: translateX(0);
    opacity: 1;
    transition: 1s ease;
    transition-delay: 0.3s;
    transition-property: transform, opacity;
}

.swiper-slide .text-content .read-btn i{
    font-size: 1.6em;    
}

.swiper-slide .text-content .read-btn:hover i{
     transform: translateX(5px);
}

.dark-layer:before{
    content: '';
    position: absolute;
    width: 100%;
    height: 100vh;
    top: 0;
    left: 0;
    background: rgba(0, 0, 0, 0.2)
}

.bg-slider-thumbs{
    z-index: 777;
    position: absolute;
    bottom: 7em;
    left: 50%;
    transform: translateX(-50%);
    transition: 0.3s ease;
}

.thumbs-container{
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 10px 3px;
    border-radius: 10px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    border-right: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: var(--box-shadow);
}

.thumbs-container img{
    width: 50px;
    height: 35px;
    margin: 0 5px;
    border-radius: 5px;
    cursor: pointer;
}

.swiper-slide-thumb-active{
    border: 1px solid var(--white-color);
}

/*====== MEDIA ICONS ======== */

.media-icons{
    z-index: 999;
    position: absolute;
    display: flex;
    flex-direction: column;
    top: 50%;
    transform: translateY(-50%);
    margin-left: 90px;
}

.media-icons a{
    color: var(--white-color);
    font-size: 1.7em;
    margin: 10px 0;
}

/*====== ABOUT SECTION ======== */

.about h2{
    font-size: 3em;
    font-weight: 600;
}

.about p{
    margin: 25px 0;
}

/*====== Media Queries ======== */

@media screen and (max-width: 1100px) {
    header{
        padding: 15px 50px;
    }

    .section{
        padding: 25px 50px;
    }

    .media-icons{
        right: 0;
        margin-right: 50px;
    }

    .swiper-slide .text-content{
        margin: 0 120px 0 50px;
    }

    .bg-slider-thumbs{
        bottom: 3em;
    }
}

@media screen and (max-width: 785px) {
    header{
        padding: 25px 20px;
    }

    .section{
        padding: 25px 20px;
    }

    .media-icons{
        margin-right: 20px;
    }

    .media-icons a{
        font-size: 1.5em;
    }

    .swiper-slide .text-content{
        margin: 0 70px 0 20px;
    }

    .swiper-slide .text-content .title{
        font-size: 3em;
    }

    .swiper-slide .text-content .title span{
        font-size: 0.35em;
    }

    .swiper-slide .text-content p{
        font-size: 0.9em;
    }

    /* boton navegador del menu */
    .nav-menu-btn{
        display: block;
        color: var(--white-color);
        font-size: 1.5em;
        cursor: pointer;
    }

    .nav-close-btn{
        display: block;
        color: var(--dark-color);
        position: absolute;
        top: 0;
        right: 0;
        font-size: 1.3em;
        margin: 10px;
        cursor: pointer;
        transition: 0.3s ease;
    }

    header .navbar{
        z-index: 99999;
        position: fixed;
        width: 100%;
        height: 100vh;
        top: 0;
        left: 0;
        background: rgba(0, 0, 0, 0.25);
        display: flex;
        justify-content: center;
        align-items: center;
        visibility: hidden;
        opacity: 0;
        transition: 0.3s ease;
    }

    header .navbar.active{
        visibility: visible;
        opacity: 1;
    }

    header .navbar .nav-items{
        position: relative;
        background: var(--white-color);
        width: 400px;
        max-width: 400px;
        display: grid;
        place-content: center;
        margin: 20px;
        padding: 40px;
        border-radius: 20px;
        box-shadow: var(--box-shadow);
        transform: translateY(-200px);
        transition: 0.3s ease;        
    }

    header .navbar.active .nav-items{
        transform: translateY(0);
    }

    header .navbar .nav-items a{
        color: var(--dark-color);
        font-size: 1em;
        margin: 15px 50px;
        transition: 0.3s ease;
    }

    header .navbar .nav-items a:hover{
        color: var(--navigation-item-hover-color);
    }

    header .navbar .nav-items a i{
        display: inline-block;
        font-size: 1.3em;
        margin-right: 5px;
    }

    .swiper-slide .text-content .read-btn {        
        font-size: 0.9em;        
        padding: 5px 15px;
    }

    .about h2{
        font-size: 2.5em;
    }

    .about p{
        font-size: 0.9em;
    }
}

@media screen and (max-width: 380px) {
    
    .swiper-slide .text-content {
        margin: 5px 70px 3px 20px;
    }

    .swiper-slide .text-content {
        top: 15%;
    }
}