:root {
    --header-height: 4rem;
    --footer-height: 4rem;

    --font-regular: 400;
    --font-medium: 500;
    --font-semi-bold: 600;
    --font-bold: 700;

    --apav-red-color: rgb(236, 28, 36);

    --page-background-color: hsl(0, 0%, 99%);
    --page-title-color: rgb(236, 28, 36);
    --page-link-color: rgb(236, 28, 36);
    
    --header-background-color: hsl(0, 0%, 99%);
    --header-link-color: rgb(31, 26, 22);
    --header-hamburger-color: rgb(236, 28, 36);
    --header-separator-color: rgb(236, 28, 36);
    --header-menu-option-background-color: hsl(30, 8%, 95%);
    --header-menu-link-color: rgb(236, 28, 36);
    --header-menu-title-color: rgb(31, 26, 22);

    --button-color: rgb(236, 28, 36);
    --button-color-hover: rgb(216, 28, 36);
    --button-color-text: white;



    --color-btn-alt-text: rgb(207, 201, 195);
    --color-btn-alt-bg-hover: rgb(99, 92, 86);

    --color-gray-50: rgb(243, 236, 230);
    --color-gray-100: rgb(207, 201, 195);
    --color-gray-300: rgb(99, 92, 86);
    --color-gray-400: rgb(70, 65, 60);
    --color-gray-500: rgb(37, 34, 31);
    --color-gray-600: rgb(32, 29, 26);
    --color-gray-700: rgb(31, 26, 22);

    --color-primary-50: rgb(253, 224, 200);
    --color-primary-100: rgb(253, 214, 183);
    --color-primary-200: rgb(250, 191, 143);
    --color-primary-400: rgb(223, 159, 41);
    --color-primary-500: rgb(212, 136, 14);
    --color-primary-700: rgb(212, 120, 14);
    --color-primary-200-contrast: rgb(100, 46, 2);
    --color-primary-500-contrast: white;

    --color-primary-500-bg: rgb(63, 60, 58);

    --color-error-100: rgb(255, 192, 180);
    --color-error-500: rgb(199, 51, 15);

    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-9: 2.25rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-14: 3.5rem;
    --space-16: 4rem;
    --space-20: 5rem;
    --space-21: 5.25rem;
    --space-24: 6rem;
    --space-100: 25rem;

    --border-radius-small: 4px;
    --border-radius-medium: 6px;

    --nav-normal-font-size: .938rem;
    --nav-small-font-size: .813rem;
    --nav-smaller-font-size: .75rem;
}

@media screen and (min-width: 1024px) {
    :root {
        --nav-normal-font-size: 1rem;
        --nav-small-font-size: .875rem;
        --nav-smaller-font-size: .813rem;
    }
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Montserrat', sans-serif;
    background-color: var(--page-background-color);
    margin: 0;
}

header * {
    padding: 0;
    margin: 0;
}

header {
    z-index: 1;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    border-bottom: 2px solid var(--header-separator-color);
    box-shadow: 0 var(--space-1) var(--space-2) 0 rgb(236 28 36 / 15%);
    background-color: var(--header-background-color);
    font-size: var(--nav-normal-font-size);
}

main {
    width: 90%;
    margin: calc(var(--header-height) + 2rem) auto calc(var(--footer-height) + 2rem) auto; /* centered */
    font-weight: var(--font-medium);
    color: var(--color-gray-300);
}

main p {
    line-height: 1.5;
}

h1 {
    color: var(--page-title-color);
    font-size: 1.17em;
    margin: 1em 0;
}

ul {
    list-style: none;
}

a {
    text-decoration: none;
}

.nav {
    width: 90%;
    height: var(--header-height);
    margin: auto; /* centered */
}

.nav__data {
    height: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

#nav-foto {
    width: 3rem;
    height: 3rem;
    border: 1px solid var(--color-gray-700);
    border-radius: 50%;
    object-fit: cover;
}

#nav-logo {
    width: 11rem;
}

.nav__toggle {
    position: relative;
    width: 36px;
    height: 36px;
}

.nav__toggle-menu,
.nav__toggle-close {
    font-size: 2.25rem;
    color: var(--header-hamburger-color);
    position: absolute;
    display: grid;
    place-items: center;
    inset: 0;
    cursor: pointer;
    transition: opacity .1s, transform .4s;
}

.nav__toggle-close {
    opacity: 0;
}

/* Navigation for mobile devices */
@media screen and (max-width: 1199px) {
    .nav__menu {
        background-color: var(--header-background-color);
        position: absolute;
        left: 0;
        top: calc(var(--header-height) - 1rem);
        width: 100%;
        height: calc(100vh - var(--header-height) - var(--footer-height));
        overflow: auto;
        padding-block: 1.5rem 4rem;
        pointer-events: none;
        opacity: 0;
        transition: top .4s, opacity .3s;
    }

    .nav__menu::-webkit-scrollbar {
        width: 0.5rem;
    }
    
    .nav__menu::-webkit-scrollbar-thumb {
        background-color: hsl(220, 12%, 70%);
    }

    .nav__list {
        width: 90%;
        margin-left: auto;
        margin-right: auto;
    }

    .nav__button {
        display: flex;
        justify-content: space-around;
        margin-top: 1.5rem;
    }
}

.nav__link {
    color: var(--header-link-color);
    font-weight: var(--font-bold);
    padding: 1.25rem .5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background-color .3s;
}

.nav__link:hover {
    background-color: var(--header-menu-option-background-color);
}

.show-menu {
    opacity: 1;
    top: var(--header-height);
    pointer-events: initial;
}

.show-icon .nav__toggle-menu {
    opacity: 0;
    transform: rotate(90deg);
}

.show-icon .nav__toggle-close {
    opacity: 1;
    transform: rotate(90deg);
}

.dropdown__button {
    cursor: pointer;
}

.dropdown__arrow {
    font-size: 1.5rem;
    font-weight: initial;
    transition: transform .4s;
}

.dropdown__content,
.dropdown__group,
.dropdown__list {
    display: grid;
}

.dropdown__container {
    background-color: var(--header-menu-option-background-color);
    height: 0;
    overflow: hidden;
    transition: height .4s;
}

.dropdown__content {
    row-gap: 1.75rem;
}

.dropdown__group {
    padding-left: 2.5rem;
    row-gap: 0.5rem;
}

 .dropdown__group:first-child {
    margin-top: 1.25rem;
}

.dropdown__group:last-child {
    margin-bottom: 1.25rem;
}

.dropdown__title {
    font-size: var(--nav-small-font-size);
    font-weight: var(--font-semi-bold);
    color: var(--header-menu-title-color);
}

.dropdown__list {
    row-gap: 0.75rem;
}

.dropdown__link {
    font-size: var(--nav-smaller-font-size);
    font-weight: var(--font-medium);
    color: var(--header-menu-link-color);
    transition: color .3s;
}

.dropdown__link:hover {
    font-weight: var(--font-semi-bold);
}

.dropdown__inner {
    padding-left: 1.25rem;
}

.show-dropdown .dropdown__arrow {
    transform: rotate(180deg);
}

.nav__button button {
    cursor: pointer;
    font: inherit;
    font-weight: var(--font-semi-bold);
    color: var(--button-color-text);
    background-color: var(--button-color);
    border: 1px solid var(--button-color);
    border-radius: var(--border-radius-small);
    padding: var(--space-2) var(--space-4);
}

.nav__button button:hover, 
.nav__button button:active {
    background-color: var(--button-color-hover);
    border-color: var(--button-color-hover);
}

#toTop {
    display: none;
    position: fixed;
    bottom: calc(var(--footer-height) + 1rem);
    right: 1rem;
    z-index: 99;
    border: 2px solid var(--button-color);
    outline: none;
    background-color: white;
    color: var(--button-color);
    opacity: .8;
    cursor: pointer;
    padding: 0;
    border-radius: 6px;
}

footer {
    position: fixed;
    bottom: 0;
    width: 100%;
    height: var(--footer-height);
    background: black;
}

footer div {
    height: 100%;
    display: flex;
    justify-content: space-around;
    align-items: center;
}

footer div img {
    width: 2.5rem;
    height: 2.5rem;
}

.btn {
    cursor: pointer;
    font: inherit;
    font-weight: var(--font-medium);
    margin-top: var(--space-6);
    margin-bottom: var(--space-4);
    padding: var(--space-2) var(--space-6);
    background-color: var(--button-color);
    color: var(--button-color-text);
    border: 1px solid var(--button-color);
    border-radius: var(--border-radius-small);
}

.btn:hover,
.btn:active {
    background-color: var(--button-color-hover);
    border-color: var(--button-color-hover);
}

.btn-alt {
    background-color: transparent;
    border-color: var(--button-color);
    color: var(--button-color);
}

.btn-alt:hover,
.btn-alt:active {
    background-color: var(--color-primary-500-bg);
}

.error {
    border-radius: var(--border-radius-small);
    background-color: var(--color-error-100);
    color: var(--color-error-500);
    padding: var(--space-4);
}

.error div {
    display: flex;
    justify-content: space-between;
}

.error h2 {
    font-size: var(--space-4);
    margin: var(--space-2) 0;
    text-transform: uppercase;
}

.error p {
    margin: var(--space-2) 0;
}

.error button {
    cursor: pointer;
    background-color: var(--color-error-100);
    border: none;
    padding: 0;
}

.badge {
    margin-left: -0.75rem;
    margin-top: 0.75rem;
    padding: 0.15rem 0.5rem;
    border-radius: 50%;
    background-color: var(--apav-red-color);
    color: white;
}

.pagination {
    margin-top: 2rem;
    text-align: center;
}

.pagination a {
    text-decoration: none;
    color: var(--button-color);
    padding: 0.5rem;
    border: 1px solid var(--button-color);
    margin: 0 0.15rem;
}

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

/* For small devices */
@media screen and (max-width: 330px) {
    .nav__logo {
        font-size: .5rem;
    }

    #nav-foto {
        width: 2.5rem;
        height: 2.5rem;
    }
    
    #nav-logo {
        width: 9rem;
    }

    .dropdown__group {
        padding-left: 1.5rem;
    }

    .dropdown__inner {
        padding-left: 0.75rem;
    }
}

/* @media screen and (min-width: 1152px) {
    .nav {
        margin-inline: auto;
    }
} */

/* Extra large devices (large laptops and desktops, 1200px and up) */
@media screen and (min-width: 1200px) {
    :root {
        --header-height: 5rem;
        
        --layout-width: 1120px;
    }
    
    header {
        box-shadow: 0 0.25rem 0.75rem 0 rgb(236 28 36 / 25%);
    }
    
    main {
        width: 100%;
        max-width: var(--layout-width);
    }

    h1 {
        font-size: 2em;
        margin: 0.67em 0;
    }

    .nav {
        width: 100%;
        max-width: var(--layout-width);
        display: flex;
        justify-content: space-between;
    }

    #nav-foto {
        width: 3.5rem;
        height: 3.5rem;
    }

    #nav-logo {
        width: 13rem;
    }

    .nav__toggle {
        display: none;
    }

    .nav__list {
        display: flex;
        column-gap: 3rem;
        height: 100%;
    }

    .nav li {
        display: flex;
    }

    .nav__link {
        padding: 0;
    }

    .nav__link:hover {
        background-color: initial;
    }

    .dropdown__button {
        column-gap: .25rem;
    }

    .dropdown__container {
        height: max-content;
        position: absolute;
        left: 0;
        right: 0;
        top: calc(var(--header-height) - 1rem);
        background-color: var(--header-background-color);
        border-bottom: 2px solid var(--header-separator-color);
        box-shadow: 0 var(--space-1) var(--space-2) 0 rgb(236 28 36 / 25%);
        pointer-events: none;
        opacity: 0;
        transition: top .4s, opacity .3s;
    }

    .dropdown__content {
        max-width: 20rem;
        margin-inline: auto;
    }

    .dropdown__group {
        padding: 3rem 0;
        align-content: baseline;
        row-gap: 1.25rem;
    }

    .dropdown__group:first-child,
    .dropdown__group:last-child {
        margin: 0;
    }

    .dropdown__list {
        row-gap: .75rem;
    }

    .dropdown__title {
        font-size: var(--nav-normal-font-size);
    }

    .dropdown__link {
        font-size: var(--nav-small-font-size);
    }

/* TODO    .dropdown__item {
        cursor: pointer;
    } */

/*     .dropdown__item:hover .dropdown__arrow {
        transform: rotate(180deg);
    }

    .dropdown__item:hover > .dropdown__container {
        top: 5rem;
        opacity: 1;
        pointer-events: initial;
        cursor: initial;
    } */
    .show-dropdown__container {
        top: var(--header-height);
        opacity: 1;
        pointer-events: initial;
        cursor: initial;
    }

    .nav__button {
        margin: auto 0; /* Y centered */
    }
    
    #toTop:hover {
        background-color: var(--button-color);
        color: white;
    }

    footer div {
        max-width: var(--layout-width);
        margin: 0 auto; /* centered */
        justify-content: space-between;
    }
}