:root{
    --black: #121212;
    --white: #FAFAFA;
    --grey: #E6E6E6;
    --shadow: #303030;
    --shadow-2: #606060;
    --blue: #7A97AB;
    --blue-2:#2c4e66;
    --blue-accent:#2d3387;
}

body{
    font-family: "montserrat", sans-serif;
    font-weight: 400;
    font-style: normal;
    font-size: 16px;
    color: var(--black);
    background-color: var(--white);
    transition: all 500ms ease-out;
    padding: 0;
    margin: 0;
}

::-webkit-scrollbar{
    width: 12px;
}

::-webkit-scrollbar-track{
    background: transparent;
}

::-webkit-scrollbar-thumb{
    background-color: var(--shadow-2);
    border-radius: 10px;
}

::-webkit-scrollbar-thumb:active,
::-webkit-scrollbar-thumb:hover{
    background: var(--blue);
}

html{
    scroll-behavior: smooth;
    scrollbar-width: thin;
    scrollbar-color: var(--shadow-2) transparent;
}

section{
    margin: 5rem auto;
}

section.hero,
section.slider{
    margin: 0 auto 5rem auto;
}

section.terms{
    width: min(1000px, 90%);
}

h1{
    font-size: 2.5em;
    font-weight: 700;
    font-style: normal;
    text-transform: capitalize;
    margin: 1em 0 0.5em 0;
}

h2{
    font-size: 2.1em;
    font-weight: 600;
    font-style: normal;
    text-transform: capitalize;
    margin: 1em 0 0.5em 0;
}

h3{
    font-size: 1.6em;
    font-weight: 600;
    font-style: normal;
    text-transform: capitalize;
    margin: 1em 0 0.5em 0;
}

h4{
    font-size: 1.3em;
    font-weight: 600;
    font-style: normal;
    text-transform: capitalize;
    margin: 1em 0 0.5em 0;
}

p{
    line-height: 130%;
}

strong{
    font-weight: 600;
}

.lowercase{
    text-transform: lowercase;
}

a{
    color: var(--blue-accent);
    font-weight: 500;
    text-decoration-color: var(--blue-accent);
    text-underline-position: under;
    transition: all 200ms;
}

a:hover,
a:active,
a:focus{
    color: var(--blue-2);
    text-decoration-color: var(--blue-2);
}

ul{
    list-style-type: square;
    margin-top: 0;
}

li{
    margin: 0.5em 0;
    line-height: 120%;
}

li::marker{
    font-size: 1.2em;
    font-weight: 600;
}

/* Buttons */
button{
    font-family: "montserrat", sans-serif;
    font-size: 1em;
    text-decoration: none;
    border: none;
    cursor: pointer;
}

button.primary,
a.primary,
button.secondary,
a.secondary{
    display: inline-block;
    position: relative;
    width: max-content;
    align-self: flex-start;
    font-family: "montserrat", sans-serif;
        font-weight: 600;
        font-style: normal;
    font-size: 16px;
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--white);
    background-color: var(--black);
    border: none;
    border-radius: 0.5em;
    cursor: pointer;
    padding: 1em 2em;
    margin: 1em 0.5em;
    transition: all 300ms;
}

button.primary::after,
a.primary::after,
button.secondary::after,
a.secondary::after{
    pointer-events: none;
    position: absolute;
    top: 0.5em;
    bottom: -0.5em;
    left: 0.5em;
    right: -0.5em;
    content: "";
    border: 2px solid var(--black);
    border-radius: 0.5em;
    transition: all 300ms;
}

button.secondary,
a.secondary{
    color: var(--black);
    border: none;
    background-color: var(--white);
}

button.secondary::after,
a.secondary::after{
    border: 2px solid var(--white);
}

button.primary:active,
button.primary:hover,
a.primary:active,
a.primary:hover,
button.secondary:active,
button.secondary:hover,
a.secondary:active,
a.secondary:hover{
    color: var(--black);
    background-color: transparent;
    filter: brightness(100%);
}

button.secondary:active,
button.secondary:hover,
a.secondary:active,
a.secondary:hover{
    color: var(--white);
}

button.primary:active::after,
button.primary:hover::after,
a.primary:active::after,
a.primary:hover::after,
button.secondary:active::after,
button.secondary:hover::after,
a.secondary:active::after,
a.secondary:hover::after{
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
}

button.secondary:active::after,
button.secondary:hover::after,
a.secondary:active::after,
a.secondary:hover::after{
    color: var(--white);
}

button.primary:active,
button.primary:hover,
a.primary:active,
a.primary:hover,
button.secondary:active,
button.secondary:hover,
a.secondary:active,
a.secondary:hover{
    transform: translateY(1px);
}

/* Nav Bar */
nav{
    position: sticky;
    display: flex;
    align-items: center;
    justify-content: center;
    top: 0;
    height: 3em;
    width: 100%;
    padding: 1em 0;
    background-color: var(--white);
    box-shadow: 0 0.01em 1em var(--shadow);
    z-index: 10;
}

.home-btn{
    background-image: none;
}

nav a{
    line-height: 150%;
    text-decoration: none;
    letter-spacing: 0;
    transition: all 150ms ease;
}

.primary-navigation a:active,
.primary-navigation a:hover,
.primary-navigation a:focus{
    color: var(--black);
}

.primary-navigation:active a:not(:active):not(:focus),
.primary-navigation:focus-within a:not(:active):not(:focus){
    color: var(--shadow-2);
}

nav a img{
    height: 3em;
    filter: grayscale(100%) brightness(30%);
}

nav a:active img,
nav a:hover img{
    filter: grayscale(0);
}

a.skip{
    position: absolute;
    top: -50em;
    left: 0em;
    transition: all 100ms;
    z-index: 15;
}

a.skip:active,
a.skip:hover{
    background-size: 0;
}

a.skip:focus{
    top: 0;
}

nav button:active,
nav button:hover{
    box-shadow: none;
}

nav>.mobile-nav-toggle{
    position: absolute;
    top: 25%;
    left: 10%;
    height: 50%;
    aspect-ratio: 1;
    background: url(/.images/logos/hamburger-icon.svg);
    background-size: contain;
    background-position: center;
    background-repeat: no-repeat;
    padding: 0;
    margin: 0;
    filter: none;
    z-index: 10;
}

nav>.mobile-nav-toggle[aria-expanded="true"]{
    top: 30%;
    height: 40%;
    aspect-ratio: 1;
    background: url(/.images/logos/x-symbol-icon.svg);
    background-size: contain;
    background-position: center;
    background-repeat: no-repeat;
    z-index: 11;
}

.primary-navigation{
    position: fixed;
    inset: 0 50% 0 0;
    width: max-content;
    background-color: var(--white);
    filter: drop-shadow(0 0.01em 1em var(--shadow));
    border-radius: 0 1em 1em 0;
    margin: 0;
    transform: translateX(-150%);
    transition: transform 300ms;
    z-index: 10;
}

.primary-navigation[data-visible="true"]{
    transform: translateX(0%)
}

.primary-navigation a:active,
.primary-navigation a:hover,
.primary-navigation a:focus{
    color: var(--black);
}

.primary-navigation:active a:not(:active):not(:focus),
.primary-navigation:focus-within a:not(:active):not(:focus){
    color: var(--shadow-2);
}

.primary-navigation:has(ul>li>div.open){
    border-radius: 0;
}

.primary-navigation>ul{
    display: flex;
    flex-direction: column;
    gap: 2em;
    box-sizing: border-box;
    max-height: calc(100% - 6em);
    direction: rtl;
    list-style: none;
    padding: 0 0.5em 1em 0.5em;
    margin-top: 6em;
    overflow-y: auto;
    scrollbar-width: thin;
}

.primary-navigation>ul li{
    margin: 0;
}

nav ul li a,
nav ul li button{
    height: 1.5em;
    text-align: left;
    font-weight: 500;
    text-decoration: none;
    color: var(--shadow-2);
    background: none;
    transition: all 150ms;
}

nav ul li button{
    width: 100%;
}

nav ul li a:active,
nav ul li a:hover,
nav ul li button:active,
nav ul li button:hover{
    color: var(--black);
}

.dropdown{
    position: relative;
    display: flex;
    padding: 0.5em 0 0.5em 1em;
    transition: all 150ms ease;
}

.dropdown>button{
    position: relative;
    padding-right: 3em;
    font-weight: 600;
}

.dropdown>button::before{
    position: absolute;
    top: 50%;
    right: 1em;
    transform: translateY(-50%);
    content: url(/.images/logos/menu-arrow.svg);
    display: inline-block;
    width: 0.6em;
    margin-left: 2em;
    transition: all 300ms;
}

.dropdown.open>button{
    color: var(--black);
}

.dropdown.open>button::before{
    transform: translateY(-50%) rotate(180deg);
}

.dropdown-content{
    display: none;
    position: fixed;
    inset: 0 -100% 0 0;
    flex-direction: column;
    gap: 2em;
    direction: ltr;
    background-color: var(--white);
    border-radius: 0 1em 0 0;
    padding: 6em 0 0 0;
    margin: 0 0 0 99%;
    overflow: auto;
    scrollbar-width: thin;
    z-index: 9;
}

.dropdown-content::-webkit-scrollbar-track{
    margin: 5% 0;
}

.dropdown-content a{
    padding: 0.5em 1em;
    transition: all 150ms ease;
}

.dropdown.open .dropdown-content{
    display: flex;
}

/* Foooter */
footer{
    background-color: var(--black);
    color: var(--white);
    padding: 0.1em 0;
    margin-top: 10em;
}

footer a{
    color: var(--white);
    text-decoration-color: var(--white);
}

footer a:active,
footer a:hover{
    color: #b0b0b5;
    text-decoration-color: #b0b0b5;
}

footer>div,
footer>article{
    margin: auto;
    padding: 2em 0;
}

/* Top logos in the footer */
footer>.logos{
    display: flex;
    flex-direction: column;
    gap: 2em;
    padding: 3em 5em;
}

footer>.logos a{
    flex: 1 1 30%;
    filter: brightness(80%);
    transition: 150ms;
}

footer>.logos a:active,
footer>.logos a:hover{
    filter: brightness(150%);
}

footer>.logos img{
    width: 90%;
    aspect-ratio: 7/1;
    object-fit: contain;
}

/* Footer address and social media */
footer>article>.address{
    width: max-content;
    display: flex;
    flex-direction: column;
    margin: 0 auto;
}

/* Social media logos and hover effects */
footer>article>.social{
    width: 60%;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2em;
    place-self: center;
    margin: auto;
}

footer>article>.social a:not(.contact){
    width: 100%;
    aspect-ratio: 1/1;
    text-decoration: none;
    background-repeat: no-repeat;
    background-size: contain;
    background-position: center;
    transition: 150ms;
}

footer>article>.social>.contact{
    align-self: center;
    justify-self: center;
    grid-column: 1/5;
}

.facebook{
    background-image: url(/.images/logos/facebook-logo-white.svg);
}

.facebook:active,
.facebook:hover{
    background-image: url(/.images/logos/facebook-logo.svg);
}

.instagram{
    background-image: url(/.images/logos/instagram-logo-white.svg);
}

.instagram:active,
.instagram:hover{
    background-image: url(/.images/logos/instagram-logo.svg);
}

.x{
    background-image: url(/.images/logos/x-logo.svg);
}

.x:active,
.x:hover{
    background-image: url(/.images/logos/x-logo-hover.svg);
    background-repeat: no-repeat;
    background-size: contain;
    background-position: center top;
}

.linkedin{
    background-image: url(/.images/logos/linkedin-logo-white.svg);
}

.linkedin:active,
.linkedin:hover{
    background-image: url(/.images/logos/linkedin-logo.svg);
}

/* Botton icons for the acceditation */
.icons{
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2em;
}

.icons>a{
    filter: brightness(80%);
    transition: all 150ms;
}

.icons>a:active,
.icons>a:hover{
    filter: brightness(150%);
}

.icons img{
    width: 80%;;
    aspect-ratio: 3/2;
    object-fit: contain;
    padding-inline: 10%;
}

/* Legal section */
footer>.copyright{
    display: flex;
    flex-direction: column;
    padding: 2em 1em;
}

/* Legal section */
footer>.copyright>p{
    order: 2;
    margin: 0.5em 1em;
}

footer>.copyright div{
    display: flex;
    justify-content: space-between;
}

footer>.copyright a{
    margin: 0.5em 1em;
}

/* Paralax animation */
.parallax{
    object-position: center top;
    object-fit: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
}

.no-break{
    white-space: nowrap;
}

/* Limited display */
.desktop, .tablet{
    display: none;
}

.mobile{
    display: revert;
}

footer .mobile{
    display: flex;
    flex-direction: row;
    justify-content: space-around;
    padding: 0;
    margin-bottom: 1em;
}

footer .mobile a{
    display: flex;
    justify-content: center;
    align-items: center;
    height: 3em;
    width: 3em;
    padding: 0.5em;
}

footer .mobile>a>img{
    height: 100%;
    width: 100%;
}

@media (min-width: 761px){
    body{
        font-size: 18px;
    }

    /* Buttons */
    button.primary,
    a.primary,
    button.secondary,
    a.secondary{
        font-size: 18px;
    }

    /* Nav Bar */
    .primary-navigation{
        inset: 0 70% 0 0;
    }

    .primary-navigation>ul{
        max-height: calc(100% - 7em);
        padding: 0 1em 1em 1em;
        margin-top: 7em;
    }

    .dropdown{
        padding: 0.5em 1em;
    }

    .dropdown-content{
        inset: 0 -140% 0 0;
        padding: 7em 1em 1em 1em;
    }

    /* Foooter */
    footer{
        font-size: 0.89em;
    }

    /* Top logos in the footer */
    footer>.logos{
        flex-direction: row;
        justify-content: space-around;
        gap: 0;
        padding: 3em 0;
    }

    /* Footer address and social media */
    footer>article{
        display: grid;
        grid-template-columns: 1fr 1fr;
        padding-inline: 5em;
    }

    footer>article>.address{
        width: max-content;
        display: flex;
        flex-direction: column;
        margin: 0;
    }

    /* Social media logos and hover effects */
    footer>article>.social{
        width: 100%;
    }

    footer>article>.social a:not(.contact){
        max-width: 55px;
    }

    /* Botton icons for the acceditation */
    .icons{
        display: grid;
        grid-template-columns: repeat(4, 1fr);
    }

    /* Legal section */
    footer>.copyright{
        flex-direction: row;
        justify-content: space-between;
        align-items: end;
    }

    /* Legal section */
    footer>.copyright>p{
        order: 1;
    }

    footer>.copyright div{
        flex-direction: column;
        align-items: end;
    }

    /* Limited display */
    .desktop, .mobile{
        display: none;
    }

    .tablet{
        display: revert;
    }

    footer .tablet{
        display: flex;
        flex-direction: row;
        padding: 0;
    }

    footer .tablet a{
        display: flex;
        justify-content: center;
        align-items: center;
        height: 3em;
        width: 3em;
        padding: 0.5em;
    }

    footer .tablet>a>img{
        height: 100%;
        width: 100%;
    }
}

@media (min-width: 1166px){
    h1{
        font-size: 3em;
        margin-bottom: 0.5em;
    }

    h2{
        font-size: 2.4em;
        margin-bottom: 0.5em;
    }

    h3{
        font-size: 1.8em;
        margin-bottom: 0.5em;
    }

    h4{
        font-size: 1.4em;
        margin-bottom: 0.5em;
    }

    /* Nav Bar */
    nav{
        justify-content: space-between;
        filter: drop-shadow(0 0.01em 1em var(--shadow));
    }

    a.skip{
        left: 15em;
    }

    nav img{
        margin: 0 3em;
    }

    nav>button{
        display: none;
    }

    .primary-navigation{
        position: static;
        transform: translateX(0);
        filter: none;
        margin-right: 1em;
    }

    .primary-navigation>ul{
        flex-direction: row;
        gap: 0;
        text-wrap: nowrap;
        direction: ltr;
        padding: 0;
        margin: 0;
    }

    nav li a{
        color: var(--black);
        padding: 1em;
    }

    .dropdown{
        position: static;
        padding: 0;
    }

    .dropdown-content{
        display: block;
        position: absolute;
        inset: unset;
        top: 100%;
        box-sizing: border-box;
        max-height: 0;
        width: max-content;
        border-radius: 0 0 1em 1em;
        padding: 0;
        margin: 0;
        overflow: hidden;
    }

    .dropdown-content .tablet,
    .dropdown-content .mobile{
        display: none;
    }

    .dropdown:hover .dropdown-content{
        max-height: 1000px;
        transition: max-height 500ms cubic-bezier(0.455, 0.03, 0.515, 0.955);
    }

    .dropdown-content:has(:focus){
        max-height: 1000px;
    }

    .primary-navigation li:last-child  .dropdown  .dropdown-content{
        right: 0;
    }

    .dropdown-content a{
        display: block;
        padding: 0.5em 2em;
    }

    /* Foooter */
    footer>div,
    footer>article{
        max-width: 1250px;
        padding-inline: 1em;
    }

    /* Footer address and social media */
    footer>article{
        grid-template-columns: 2fr 1fr;
        padding-inline: 5em;
    }

    .icons img{
        width: 60%;
        padding-inline: 20%;
    }

    /* Legal section */
    footer>.copyright{
        align-items: flex-start;
        padding: 2em 0 3em 0;
    }

    footer>.copyright div{
        flex-direction: row;
        justify-content: right;
        align-items: flex-start;
    }

    footer>.copyright a{
        margin: 1em 2em;
    }

    /* Limited display */
    .tablet, .mobile{
        display: none;
    }

    .desktop{
        display: revert;
    }

    .parallax{
        background-attachment: fixed;
    }
}