:root {
    --black-color: #130E09;
    --white-color: #FEFAFA;
    --red-color: #8b0000;
    --font-accent: 'Roboto Condensed', sans-serif;
    --font-main: 'Roboto Condensed', sans-serif;
}

*, a {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    overflow-wrap: break-word;
    font-size: 100%;
    vertical-align: baseline;
    transition: color 0s ease;
}

body {
    overflow-x: hidden;
    background: var(--black-color);
}

.hidden {
    display: none !important;
}

/* Main paddings */

.container {
    padding: 20px;
    margin: 0 auto;
    max-width: 1200px;
}

.section {
    padding: 40px 0;
}

@media (max-width: 768px) {

    .container {
        padding: 15px;
        width: 100%;
    }
}

.full-width {
    width: 100vw;
    margin-left: calc(-50vw + 50%);
    margin-right: calc(-50vw + 50%);
    z-index: 1;
}

/* Texts */

body {
    line-height: 1.6;
    font-family: var(--font-main);
    font-size: 18px;
    color: var(--white-color);
    font-weight: 400;
}

h1 {
    font-family: var(--font-accent);
    font-weight: 900;
    margin-bottom: 30px;
    font-size: 2.5rem;
    text-align: center;
}

h2 {
    font-family: var(--font-accent);
    font-weight: 900;
    margin-bottom: 15px;
    font-size: 2rem;
}

h3 {
    font-family: var(--font-main);
    font-weight: 600;
    font-size: 1.75rem;
    margin-bottom: 10px;
}

p, h4, h5, h6 {
    margin-bottom: 10px;
}

/*@media (max-width: 768px) {

    body {
        font-size: 14px;
    }

    h1 {
        font-size: 2rem;
    }

    h2 {
        font-size: 1.75rem;
    }
}*/

a {
    font-family: var(--font-main);
    color: inherit;
    text-decoration: underline;
    font-weight: 600;
    transition: color 0.4s ease;
}

* a {
    font-family: inherit;
    color: inherit;
    text-decoration: underline;
    font-weight: inherit;
    font-size: inherit;
}

a:hover {
    text-decoration: underline;
    text-decoration-color: var(--red-color);
    color: var(--red-color);
}

/* Text selection styles*/

::-moz-selection {
    background: var(--red-color);
    color: var(--white-color);
}

::selection {
    background: var(--red-color);
    color: var(--white-color);
}

/* Lists */

ul, ol {
    margin-left: 20px;
    margin-bottom: 20px;
}

/* Header */

.logo {
    width: 125px;
    height: 125px;
    z-index: 3;
}

header .container {
    display: flex;
    justify-content: space-between;
    position: fixed;
    width: 100%;
    left: 0;
    right: 0;
    top: 0;
    z-index: 3;
    background: var(--black-color);
    padding-top: 5px;
    padding-bottom: 5px;
}

header ul {
    list-style: none;
}

.burger-menu {
    display: flex;
    align-items: center;
}

.burger-icon {
    display: flex;
    flex-direction: column;
    cursor: pointer;
    z-index: 3;
}

.bar {
    width: 70px;
    height: 4px;
    background-color: var(--white-color);
    margin: 11px 0;
    border-radius: 3px;
}

.menu {
    display: none;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 2;
    gap: 25px;
    height: 100%;
    padding-top: 120px;
    background-color: var(--black-color);
    justify-content: center;
    padding: 20px;
    margin: 0 auto;
    max-width: 1200px;
}

@media (max-width: 768px) {

       .logo {
        width: 80px;
        height: 80px;
    }

    .bar {
        width: 44px;
        height: 3px;
        margin: 7px 0;
    }

    .menu {
        padding: 15px;
        width: 100%;
    }
}

    .menu.active {
        display: flex;
    }

    .menu ul {
        margin: 0;
    }

    .menu li a {
        text-decoration: none;
        color: var(--white-color);
        font-family: Roboto Condensed, sans-serif;
        font-size: 30px;
        font-weight: 300;
    }

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

.language-switcher {
    position: relative;
    display: inline-block;
    font-family: Roboto Condensed, sans-serif;
}

.language-form {
    margin: 0;
    padding: 0;
}

.dropdown {
    position: relative;
    display: inline-block;
}

.dropbtn {
    background-color: var(--black-color);
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: var(--white-color);
    padding-bottom: 5px;
}

    .dropbtn:hover .arrow-icon {
        filter: brightness(1.5);
    }

.flag-icon {
    width: 27px;
    height: auto;
}

.arrow-icon {
    width: 10px;
    height: auto;
    transform: rotate(0deg);
    transition: transform 0.3s ease;
}

.dropbtn:focus + .dropdown-content,
.dropdown:hover .dropdown-content {
    display: block;
}

.dropdown-content {
    display: none;
    position: absolute;
    background-color: var(--black-color);
    color: var(--white-color);
    border: none;
    box-shadow: none;
    z-index: 1;
    width: 100%;
    min-width: 150px;
    overflow: hidden;
    text-align: left;
}

    .dropdown-content button {
        display: flex;
        align-items: center;
        gap: 10px;
        padding: 10px;
        padding-left: 0;
        width: 100%;
        background-color: transparent;
        border: none;
        text-align: left;
        cursor: pointer;
        font-size: 14px;
        color: var(--white-color);
    }

        .dropdown-content button img {
            width: 27px;
            height: auto;
        }

        .dropdown-content button:hover {
            background-color: #333;
        }

main {
    margin-top: 100px;
}

@media (max-width: 768px) {
    main {
        margin-top: 60px;
    }
}

    /* Main Page */

.main-page-text {
    font-size: 20px;
    color: var(--white-color);
    font-weight: 400;
}

.faq-section {
    padding-top: 30px;
}

.faq-question {
    padding-top: 10px;
    padding-bottom: 10px;
}

.faq-question p {
    font-size: 18px;
    color: var(--white-color);
    font-weight: 300;
}

.faq-question ul {
    list-style: none;
    padding-left: 0;
    margin-left: 0;
}

    .faq-question li {
        font-weight: 500;
        color: var(--white-color);
        font-size: 30px;
        line-height: 100%;
    }


    /* Buttons */

    .button {
        text-decoration: none;
        font-family: var(--font-accent);
        font-size: 20px;
        font-weight: 500;
        display: flex;
        justify-content: center;
        align-items: center;
        width: 231px;
        height: 40px;
        color: var(--white-color);
        background: var(--red-color);
        text-transform: uppercase;
        outline: none;
        cursor: pointer;
        border: none;
        padding: 7px 12px;
    }

    .button.white {
        color: var(--black-color);
        background: var(--white-color);
    }

    .button.black {
        background: var(--black-color);
    }

    .button:hover {
        text-decoration: none;
        color: var(--white-color);
        background: var(--black-color);
        border: 1px solid var(--white-color);
    }

    .button:focus {
        outline: none;
        box-shadow: none;
    }

@media (max-width: 768px) {
    .buttons-section {
        width: 100%;
    }

    .buttons-section .button {
        width: 100%;
    }
}

/* Survey */

.survey-section {
    padding-top: 30px;
}

.survey-question {
    padding-top: 10px;
    padding-bottom: 10px;
}

label, form p {
    font-size: 18px;
    font-weight: 500;
    margin-bottom: 10px;
    display: block;
}

.form-field {
    width: 100%;
    padding: 10px;
    font-size: 18px;
    font-family: var(--font-main);
    border: 2px solid var(--black-color);
    border-radius: 0;
    outline: none;
}

    .form-field:focus {
        border-color: var(--red-color);
    }

.radio-option {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    font-size: 16px;
    font-weight: 300;
    margin-bottom: 0;
}

    .radio-option input {
        appearance: none;
        width: 20px;
        height: 20px;
        border: 2px solid var(--white-color);
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        position: relative;
    }

        .radio-option input:checked {
            background-color: var(--red-color);
        }

            .radio-option input:checked::before {
                content: "";
                width: 10px;
                height: 10px;
                background-color: white;
                border-radius: 50%;
                position: absolute;
            }

        .radio-option input[type="checkbox"] {
            border-radius: 0;
        }

        .radio-option input[type="checkbox"]:checked::before {
            border-radius: 0;
        }

.interest-level {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
}

input[type="range"] {
    width: 100%;
    max-width: 500px;
    margin-bottom: 10px;
    -webkit-appearance: none;
    appearance: none;
}

    input[type="range"]::-webkit-slider-runnable-track {
        height: 8px;
        background: var(--white-color);
    }

    input[type="range"]::-moz-range-track {
        height: 8px;
        background: var(--white-color);
    }

    input[type="range"]::-ms-track {
        height: 8px;
        background: var(--white-color);
        border: none;
        color: transparent;
    }

    input[type="range"]::-webkit-slider-thumb {
        appearance: none;
        -webkit-appearance: none;
        border-radius: 50%;
        width: 16px;
        height: 40px;
        background: var(--red-color);
        cursor: pointer;
        transition: background 0.3s ease;
        border: none;
        margin-top: -15px;
    }

    input[type="range"]::-moz-slider-thumb {
        appearance: none;
        -webkit-appearance: none;
        width: 16px;
        height: 40px;
        background: var(--red-color);
        color: var(--red-color);
        border-radius: 50%;
        cursor: pointer;
        transition: background 0.3s ease;
        border: none;
        margin-top: -15px;
    }

    input[type="range"]::-ms-thumb {
        appearance: none;
        -webkit-appearance: none;
        width: 16px;
        height: 40px;
        background: var(--red-color);
        border-radius: 50%;
        cursor: pointer;
        transition: background 0.3s ease;
        border: none;
        margin-top: -15px;
    }

    input[type="range"]:hover::-webkit-slider-thumb {
        background: #c62e2e;
    }

    input[type="range"]:active::-webkit-slider-thumb {
        background: #b92a2a;
    }

    input[type="range"]:hover::-moz-range-thumb {
        background: #c62e2e;
    }

    input[type="range"]:active::-moz-range-thumb {
        background: #b92a2a;
    }

    input[type="range"]:hover::-ms-thumb {
        background: #c62e2e;
    }

    input[type="range"]:active::-ms-thumb {
        background: #b92a2a;
    }

/* Callout */

.callout {
    display: flex;
    gap: 25px;
    background: var(--white-color);
    padding: 10px 15px;
    font-family: var(--font-accent);
    color: var(--black-color);
    font-weight: 400;
    font-size: 16px;
    align-items: center;
    margin-bottom: 20px;
    /*max-width: 800px;
    margin-left: auto;
    margin-right: auto;*/
}

.callout img {
    width: 50px;
    max-height: fit-content;
    height: auto;
}

.callout ul {
    margin-bottom: 0;
}

/* Social Section */

.social-reasons-container {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    align-items: center;
}

.social-reasons-container .card {
    background: var(--white-color);
    color: var(--black-color);
    padding: 0 8px;
    width: fit-content;
}

    .social-reasons-container .button {
        border: 1px solid var(--red-color)
    }
    
    .social-reasons-container .button:hover {
        border: 1px solid var(--white-color);
    }

/* Task Section */

.task-section {
    padding-top: 30px;
}

.task-container > div {
    display: flex;
    padding: 5px;
    gap: 15px;
    font-size: 18px;
    font-family: var(--font-main);
    width: 100%;
}

.task-container {
    display: flex;
    flex-direction: column;
}

.task label {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 10px;
    font-size: 18px;
    font-weight: 400;
    font-family: var(--font-main);
    cursor: pointer;
    background: transparent;
    transition: background 0.3s, color 0.3s;
    margin: 0;
}

.task input {
    appearance: none;
    min-width: 20px;
    min-height: 20px;
    border: 2px solid var(--white-color);
    background: var(--white-color);
    cursor: pointer;
    transition: background 0.3s;
    position: relative;
}

    .task input:checked {
        background: var(--red-color);
    }

        .task input:checked + span {
            background: var(--white-color);
            color: var(--black-color);
            padding: 5px;
        }

 /* Projects Cards */

 .projects-container {
     display: flex;
     gap: 50px;
     flex-wrap: wrap;
 }

 .projects-container .card {
     width: calc((100% - 100px) / 3);
     background: var(--white-color);
     color: var(--black-color);
     padding: 15px;
 }

    .projects-container .card:hover {
        background: var(--red-color);
        color: var(--white-color);
    }

    .projects-container .card:hover .button {
        background: var(--white-color);
        color: var(--black-color);
    }

        .projects-container .card:hover .button.white {
            border: 1px solid var(--black-color);
        }

.projects-container .card:hover .button:hover {
    background: var(--black-color);
    color: var(--white-color);
    border: none;
}

    .projects-container .card a {
        text-decoration: none;
        color: inherit;
    }

    .projects-container .card a:hover {
        color: inherit;
    }

    .projects-container p {
        margin-bottom: 0;
    }

@media (max-width: 768px) {

    .projects-container {
        gap: 25px;
    }

    .projects-container .card {
        width: 100%;
    }

}

/* Modal */

.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: var(--black-color);
    color: var(--white-color);
    justify-content: center;
    align-items: center;
}

.modal-content {
    background: var(--black-color);
    color: var(--white-color);
    padding: 20px;
    text-align: center;
    width: 300px;
    border: 1px solid var(--white-color)
}

.modal button {
    margin-left: auto;
    margin-right: auto;
    margin-top: 15px;
}