:root {
    --color-primary: #c8492d;
    --color-background-primary: #fff;
    --color-background-secondary: #f4f4f4;
    --color-text-primary: #28262d;
    --color-text-secondary: #fff;
}

body {
    font-family: Arial, Helvetica, sans-serif;
    color: var(--color-text-primary);
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: "Open Sans", sans-serif;
}

h2 {
    font-size: 1.5em;
    font-weight: 600;
}

h3 {
    font-size: 1.17em;
    font-weight: 600;
}

h4 {
    font-size: 1em;
    font-weight: 600;
}

h5 {
    font-size: 0.83em;
    font-weight: bold;
}

h6 {
    font-size: 0.67em;
    font-weight: bold;
}

input:not([type="submit"]):not([type="file"]) {
    border-radius: 5px;
    border: solid 1px var(--color-background-secondary);
    border-bottom: solid 2px var(--color-primary);
    padding: 0.5em;
}

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

    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.button {
    cursor: pointer;
    
    background-color: var(--color-primary);
    color: var(--color-text-secondary);
    
    padding: 1em 1.5em;
    border-radius: 4px;
    border: none;
    
    text-decoration: none;
    text-transform: uppercase;
    font-weight: bold;
    font-size: 0.8em;
}

.button:hover {
    transition: all 0.3s ease;
    filter: brightness(1.1);
}

.button.large {
    padding: 1.5em 3em;
}

/* || Website header */
#siteHeader {
    color: var(--color-primary);
    background-color: var(--color-background-primary);
    padding: 20px 0;

    position: sticky;
    top: 0;
}

#siteHeader .card {
    grid-column: 1 / -1;
}

#siteHeader .container {
    grid-gap: 0;
}

#siteHeader h1 {
    font-size: 1.5rem;
}

#siteHeader strong {
    font-weight: 600;
}

#siteHeader nav > ul {
    line-height: 1.5;
    text-align: right;
}

#siteHeader a {
    color: var(--color-primary);
    text-decoration: none;
    text-transform: uppercase;
    font-weight: bold;
    font-size: 0.8em;
    text-align: center;
}

#siteHeader a.active {
    text-decoration: underline;
}

#siteHeader a:hover {
    transition: all 0.3s ease;
    filter: brightness(1.1);
}

/* | Website header hamburger */
#headerTitle {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

#headerNavigation {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.5s cubic-bezier(0, 1, 0, 1);
}

#siteHeader:has(#hamburgerInput:checked) #headerNavigation {
    max-height: 100vh;
    transition: max-height 1s ease-in-out;
}

#hamburgerInput {
    display: none;
}

.hamburgerIcon {
    font-size: 2rem;
    user-select: none;
    cursor: pointer;
}

/* || Website hero */
#siteHero {
    background-color: #868686;
    height: 200px;
}

/* || Website breadcrumb */
#siteBreadcrumb {
    color: var(--color-primary);
    padding: 20px 0;
}

#siteBreadcrumb .card {
    grid-column: 1 / -1;
}

#siteBreadcrumb a {
    color: var(--color-primary);
    text-decoration: none;
}

#siteBreadcrumb li {
    display: inline;
}

#siteBreadcrumb li + li::before {
    content: "> ";
    margin: 0 0.5em;
}

/* || Homepage hero */
#homeHero {
    background-color: #868686;
    height: 200px;
}

/* || Homepage welcome */
#homeWelcome {
    padding: 40px 0;
}

#homeWelcome .card {
    grid-column: span 4;
    margin-top: -100px;

    background-color: var(--color-background-secondary);
    padding: 2em;
    border-radius: 16px;
}

#homeWelcome .button {
    display: block;
    text-align: center;
}

#homeWelcome h2 {
    font-weight: 600;
    font-size: 2.5em;
    margin-bottom: 20px;
}

#homeWelcome p {
    line-height: 1.5;
}

#homeWelcome .button {
    margin: 20px 0;
}

.quoteWrapper {
    display: grid;
    grid-template: auto 1fr auto / auto 1fr auto;
    column-gap: 20px;

    font-family: "Georgia", Georgia, "Times New Roman", Times, serif;
}

.quoteWrapper > blockquote {
    grid-area: 2 / 2 / 3 / 3;

    font-style: italic;
    color: #28262d;
    text-align: center;
    line-height: 1.5;
}

#quoteLeft,
#quoteRight {
    color: var(--color-primary);
    font-size: 2.5em;
    height: 0.5em;
}

#quoteLeft {
    align-self: flex-start;
    grid-area: 1 / 1;
}

#quoteRight {
    align-self: flex-end;
    grid-area: 3 / 3;
}

/* || Home courses */
#homeCourses {
    padding: 40px 0;
    background-color: var(--color-background-secondary);
}

#homeCourses .container {
    grid-row-gap: 40px;
}

#homeCourses .card {
    grid-column: span 4;

    display: grid;
    grid-template-rows: auto auto 1fr;
    gap: 20px;
}

#homeCourses img {
    height: 180px;
    width: 100%;
    object-fit: cover;
}

#homeCourses h3 {
    font-weight: 600;
}

#homeCourses p {
    line-height: 1.5;
}

#homeCourses a {
    color: var(--color-text-primary);
    font-weight: bold;
}

/* || Home highlights */
#homeHighlight {
    padding: 40px 0;
}

#homeHighlight img {
    width: 100%;
    height: 300px;
    object-fit: cover;
}

#highlightTitle {
    grid-column: span 4;

    font-size: 1.25em;
    font-weight: bold;
    font-family: Arial, Helvetica, sans-serif;
}

.highlightVideo {
    grid-column: span 4;
}

.highlightImage {
    grid-column: span 2;
}

/* || Website call to action */
#siteCallToAction {
    background-color: var(--color-background-secondary);
    padding: 80px 0;
}

#siteCallToAction .card {
    grid-column: span 4;

    display: grid;
    gap: 20px;
}

#siteCallToAction .button {
    display: block;
    text-align: center;
}

#siteCallToAction h2 {
    font-size: 2.5em;
    font-weight: 600;
}

#siteCallToAction p {
    line-height: 1.5;
}

/* || Website footer */
#siteFooter {
    background-color: var(--color-primary);
    padding: 40px 0;

    color: var(--color-text-secondary);
    line-height: 1.5;
}

#siteFooter a {
    color: var(--color-text-secondary);
}

#siteFooter hr {
    height: 2px;
    background-color: var(--color-text-secondary);
    border: none;
    border-radius: 2px;
}

#siteFooter .card {
    grid-column: span 2;
}

#siteFooter h3 {
    font-size: 0.625em;
    margin-bottom: 2em;
}

#socialsIcons {
    display: flex;
    gap: 20px;
}

#socialsIcons i {
    font-size: 1.5em;
}

/* || Contact title */
#contactTitle {
    padding: 40px 0;
}
#contactTitle h2 {
    font-size: 2.5em;
    font-weight: 600;
    margin-bottom: 0.5em;
}

#contactTitle p {
    line-height: 1.5;
}

#contactTitle .card {
    grid-column: span 4;
    background-color: var(--color-background-secondary);
    padding: 30px;
    border-radius: 15px;
    margin-top: -100px;
}

/* || Contact form */
#contactForm {
    padding: 40px 0;
    background-color: var(--color-background-secondary);
}

#contactForm form,
#contactForm .card {
    grid-column: 1 / -1;
}

#contactForm .card {
    grid-column: span 4;
    padding: 20px;
    border-radius: 15px;
    background-color: var(--color-background-primary);
}

#contactForm h3 {
    margin-bottom: 1em;
}

#contactForm section+section {
    margin-top: 40px;
}

#contactForm input,
#contactForm select {
    margin: 0.5em 0 1em 0;
    display: block;
    width: 100%;
}

#contactForm small {
    font-size: 0.8em;
    color: var(--color-text-primary);
    opacity: 0.8;
}

.formError {
    display: none;
    color: var(--color-primary);
    font-size: 0.8em;
    margin-bottom: 1em;
}

input:invalid:focus ~ .formError {
    display: block;
}

/* || Contact confirmation page */
#confirmationBody {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

#confirmationBody main {
    flex-grow: 1;
}

/* || Contact confirmation message */
#confirmationMessage {
    padding: 80px 0;
}

#confirmationMessage .card {
    grid-column: 1 / -1;
}

#confirmationMessage h2, #confirmationMessage p {
    margin-bottom: 0.5em;
}

#confirmationMessage .button {
    margin-top: 20px;
    display: inline-block;
}

/* ||| Profile */
#profileBody {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

#profileBody main {
    flex-grow: 1;
}

/* || Profile about */
#profileAbout .card {
    grid-column: 1 / -1; 
}

#profileAbout p, #profileAbout h2 {
    margin-bottom: 1em;
}

#profileAbout i {
    color: var(--color-primary);
    font-size: 1.5em;
    max-width: 1em;

    aspect-ratio: 1/1;
    padding: 0.5em;
    border: solid 2px var(--color-primary);
    border-radius: 100%;
}

#profileAbout li {
    display: inline;
}

#profileAbout li + li {
    margin-left: 0.5em;
}

/* || Profle skills */
#profileSkills {
    padding: 40px 0;
}

#profileSkills .card {
    grid-column: 1 / -1;
    padding: 20px;
    background-color: var(--color-background-secondary);
}

#profileSkills h3 {
    margin-bottom: 1em;
    text-transform: uppercase;
    font-size: 1em;
    font-weight: bold;
}

#profileSkills ul {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5em;
}

#profileSkills li {
    background-color: var(--color-primary);
    color: var(--color-text-secondary);
    padding: 0.5em;
    border-radius: 5px;
}

/* || Media queries */
@media screen and (min-width: 576px) {
    .container {
        grid-template-columns: repeat(12, 1fr);
    }

    /* || Website header */
    .hamburgerIcon {
        display: none;
    }

    #siteHeader .card {
        grid-column: span 6;
    }

    #headerNavigation {
        max-height: none;
        align-self: center;
        justify-self: end;
    }

    #headerNavigation ul {
        display: flex;
        gap: 20px;
    }

    /* || Home welcome */
    #homeWelcome .card {
        grid-column: 3 / 11;
    }

    #homeWelcome .button {
        display: inline-block;
    }

    #welcomeButtonWrapper {
        text-align: right;
    }

    /* || Homepage courses */
    #homeCourses .card {
        grid-column: span 3;
    }

    /* || Homepage highlight */
    #highlightTitle {
        grid-column: span 12;
    }

    .highlightVideo {
        grid-column: span 6;
    }

    .highlightImage {
        grid-column: span 3;
    }

    /* || Website call to action */
    #siteCallToAction .card {
        grid-column: 2 / 12;
        grid-template:
            "title button"
            "text  button";
    }

    #siteCallToAction h2 {
        grid-area: title;
    }

    #siteCallToAction p {
        grid-area: text;
    }

    #siteCallToAction .button {
        grid-area: button;
        align-self: center;
    }

    /* || Website footer */
    #siteFooter .card {
        grid-column: span 3;
    }

    /* || Contact title */
    #contactTitle .card {
        grid-column: 3 / 11;
    }

    /* || Contact form */
    #contactForm input,
    #contactForm select {
        width: auto;
    }

    #contactForm .card {
        grid-column: 3 / 11;
    }

    #contactForm #contactHousenumber {
        width: 5ch;
    };

    #contactForm #contactEmail {
        width: 30ch;
    }

    #contactForm #contactPostal {
        width: 8ch;
    }

    #contactForm #contactMiddleName {
        width: 10ch;
    }

    .formFlexWrapper {
        display: flex;
        gap: 10px;
    }
    
    /* ||| Profile */

    /* || Profile about */
    #profileAbout .card {
        grid-column: 3 / 11;
    }

    /* || Profile skills */
    #profileSkills .card:last-child {
        grid-column: 7 / 11;
    }

    #profileSkills .card:first-child {
        grid-column: 3 / 7
    }
}