/*
* header.css
*
* Header - header buttons, logo and search.
*
* Updated [yyyy-mm-dd]: 2024-03-14
*/

/* Header. */
header {
    position: fixed;
    display: flex;
    flex-direction: row;
    justify-content: flex-start;
    align-items: center;
    flex-wrap: nowrap;
    width: 100%;
    height: 60px;
    background-color: rgba(0, 0, 0, 0.85);
    margin: var(--margin-containers);
    padding: 0px;
    overflow: hidden;
    z-index: 1;
}

.header-container {
    display: block;
    width: 100%;
    height: 60px;
    background-color: var(--color-black);
    margin: var(--margin-containers);
    padding: 0px;
}

/* Header: Buttons. */
.header__button--hidden {
    display: none;
}

.header__button {
    cursor: pointer;
    transition: background-color 0.25s ease-out;
    display: normal;
    -webkit-filter: invert(1);
    filter: invert(1);
    width: 30px;
    height: 30px;
    margin: 0px calc(var(--margin-elements) * 2) 0px calc(var(--margin-elements) * 3);
    padding: 0px;
    border-radius: 3px;
}

.header__button:hover {
    transition: background-color 0.25s ease-in;
    background-color: var(--color-gray);
}

/* Header: Logo. */
header > p {
    font-family: var(--font-family-p);
    font-size: var(--font-size-logo);
    font-weight: bold;
    line-height: 100%;
    user-select: none;
    color: var(--color-white);
    margin: 0px calc(var(--margin-elements) * 2);
    padding: 0px;
}

header > p > a {
    transition: color 0.25s ease-out, text-shadow 0.25s ease-out;
    text-decoration: none;
    color: var(--color-white);
    text-shadow: 0 0 10px var(--color-glow), 0 0 20px var(--color-glow);
}

header > p > a:hover {
    transition: color 0.25s ease-in, text-shadow 0.25s ease-in;
    color: var(--color-gray);
    text-shadow: 0 0 10px var(--color-gray), 0 0 25px var(--color-gray)
}

/* Header: Separator. */
.header__separator {
    margin-left: auto;
}

/* Header: Search. */
header > form {
    display: flex;
    flex-direction: row;
    justify-content: flex-start;
    align-items: center;
    column-gap: var(--margin-elements);
    background-color: var(--color-darker-gray);
    margin: 0px calc(var(--margin-elements) * 2);
    padding: var(--padding-elements);
    border-radius: 5px;
}

header > form > input[type="text"] {
    transition: border-color 0.25s ease-out;
    font-family: var(--font-family-p);
    font-size: var(--font-size-p);
    color: var(--color-black);
    width: 200px;
    background-color: var(--color-white);
    margin: 0px;
    padding: var(--padding-elements);
    border-width: 2px;
    border-style: solid;
    border-color: var(--color-dark-gray);
    border-radius: 5px;
}

header > form > input[type="text"]:hover {
    transition: border-color 0.25s ease-in;
    border-color: var(--color-light-gray);
}

header > form > input[type="submit"] {
    cursor: pointer;
    transition: all 0.25s ease-out;
    font-family: var(--font-family-p);
    font-size: var(--font-size-p);
    font-weight: bold;
    user-select: none;
    color: var(--color-white);
    width: calc(var(--button-image-width) + (var(--button-image-margin) * 2));
    height: calc(var(--button-image-height) + (var(--button-image-margin) * 2));
    /*background-color: var(--color-dark-gray);*/
    background: rgba(0, 0, 0, 0.0);
    background-image: url('search.svg');
    background-size: var(--button-image-width) var(--button-image-height);
    background-position: center center;
    background-repeat: no-repeat;
    filter: invert(0.75);
    margin: 0px;
    padding: 0px;
    border-width: 0px;
    border-radius: 5px;
}

header > form > input[type="submit"]:hover {
    transition: all 0.25s ease-in;
    background-color: var(--color-dark-gray);
    filter: invert(1);
}

@media screen and (max-width: 1000px) {
    header > form {
        display: none;
    }
}