html {
    font-size: 16px;
}

body {
    font-size: 100%;
    font-family: Arial, Helvetica, sans-serif;
}

.sr-only {
    position: absolute;
    left: -9999px;
    top:  -9999px;
    visibility: hidden;
}

/* Variables */
:root { 
    /* Colors */
  --yellow: #F9E594;
  --dark-yellow: #F0CF4B;
  --brown: #1B1209;
  --white: #FFFFFF;
  --black: #000000;
    /* Typography */
  --font-inria: "Inria Serif", serif;
  --font-instrument: "Instrument Sans", sans-serif;
  --font-ubuntu: "Ubuntu", sans-serif;
  --h2-base: 14px;
  --p-base: 12px;
}

/* Typography */
/* Fonts */
.font-inria {
    font-family: var(--font-inria);
}

.font-instrument {
  font-family: var(--font-instrument);
}

.font-ubuntu {
  font-family: var(--font-ubuntu);
}

/* Weights */
.font-semibold {
  font-weight: 600;
}

.font-regular {
  font-weight: 400;
}

/* Sizes */
.size-h2 {
    font-size: var(--h2-base);
}

.size-p {
    font-size: var(--p-base);
}

/* Color */
.text-white {
    color: var(--white);
}

.text-black {
    color: var(--black);
}

/* Spacing */
h2 {
    padding: 0.5rem 0;
}

.btn {
    margin: 1rem 0;
}

.services ul {
    margin-bottom: 1rem;
}

/* Utility */
.flexed {
    display: flex;
}

.right-arrow {
    height: 1.25rem;
    width: 1.25rem;
}

.img-container {
    display: flex;
}

.centered {
    align-items: center;
}

.column {
    flex-direction: column;
}

.row {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    margin-bottom: 0.5rem;
}

/* Components */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.25rem;
    border: 0px;
    border-radius: 0.5rem;
    padding: 0.5rem 1rem 0.5rem 1rem;
}

/* Sections*/
/* Header */
header {
    background-color: var(--white);
}

nav.flexed {
    border-bottom: 1px solid var(--black);
    padding: 0 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.site-id h2 a {
    text-decoration: none;
    color: var(--black);
    font-family: var(--font-inria);
}

.toggle-btn {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--black);
    display: flex;
    align-items: center;
}

.toggle-btn svg {
    width: 2rem;
    height: 2rem;
}

.menu {
    width: 100%;
    list-style: none;
    padding: 5rem;
    gap: 5rem;
    display: flex;
    background-color: var(--brown);
    display: none;
    flex-direction: column;
    align-items: flex-start;
}

.menu.expanded {
    display: flex;
}

.menu li {
    padding: 0.25rem 1rem;
    width: 100%;
}

.menu a {
    text-decoration: none;
    color: var(--black);
    font-family: var(--font-instrument);
    font-weight: 600;
}

/* Slogan */
.slogan {
    position: relative;
}

.slogan .veil {
    background: rgba(0,0,0,0.4);
    display: flex;
    align-items: center;
    position: absolute;
    inset: 0 0 0 1rem;
    width: 40vw;
    padding: 0 1rem;
}

span {
    color: var(--yellow);
}

/* Introduction */
.introduction {
    background: var(--yellow);
    padding: 0 1rem;
}

.introduction .btn {
    background: var(--dark-yellow);
}

/* mission */
.mission {
    position: relative;
}

.mission .veil {
    position: absolute;
    top: 0;
    right: 1rem;
    bottom: 0;
    width: 40vw;
    background: rgba(255, 255, 255, 0.4);
    display: flex;
    align-items: center;
    padding: 0 1rem;
}

/* Services */
.services {
    background: var(--brown);
    padding: 0 1rem;
}

.services section {
    flex-direction: column;
}

.services .img-container {
    height: 12rem;
    width: 100%;
    overflow: hidden;
    position: relative;
}

.services .img-container img {
    border-radius: 0.5rem;
    margin-bottom: 1rem;
    object-fit: cover;
    object-position: center;
    display: block;
}

/* Email Form */
.form {
    background: var(--brown);
    padding: 1rem;
}

.form > div, .form > section {
    background: var(--white);
    border: 2px solid var(--white);
    border-radius: 0.5rem;
    padding: 0.5rem;
}

.form section {
    flex-direction: column;
    align-items: center;
    margin-bottom: 1rem;
}

.form button {
    border: 1px solid var(--black);
    border-radius: 0.5rem;
    padding: 0.5rem 2rem;
    align-self: center;
    margin-top: 0.5rem;
}

/* Attributions */
.attributions {
    background: var(--brown);
    padding: 1rem;
}

.attributions section {
    background: var(--white);
    border: 2px solid var(--white);
    border-radius: 0.5rem;
    padding: 0.5rem;
}

.attributions ul {
    flex-direction: column;
    gap: 1rem;
}

/* Footer */
footer {
    padding: 0 1rem;
    background: var(--black);
}

footer .btn {
    background-color: var(--white);
}

/* Media Queries */
@media (min-width: 479px) {
    :root {
        --h2-base: 18px;
        --p-base: 16px;
    }

    /* Header */
    .site-id h2 a {
        font-size: 20px;
    }

    nav.flexed {
        padding: 0 2rem;
    }

    .menu li {
        padding: 0.25rem 2rem;
    }

    /* Slogan */
    .slogan .veil {
        inset: 0 0 0 2rem;
    }

    /* Introduction */
    .introduction {
        padding: 0 2rem;
    }

    /* Mission */
    .mission .veil {
        right: 2rem;
    }

    /* Services */
    .services {
        padding: 0 2rem;
    }

    .services .img-container {
        height: 24rem;
        width: 60vw;
        margin: 0 auto;
    }

    /* Form */
    .form {
        background: var(--brown);
        padding: 1rem 2rem;
    }

    .form > div, .form > section {
        padding: 2rem;
    }

    .row {
        margin-bottom: 1rem;
    }

    /* Attributions */
    .attributions {
        padding: 1rem 2rem;
    }

    .attributions section {
        padding: 2rem;
    }

    .attributions ul {
        gap: 1rem;
    }

    /* Footer */
    footer {
        padding: 0 2rem;
    }
}

@media (min-width: 767px) {
    :root {
        --h2-base: 22px;
        --p-base: 18px;
    }

    /* Header */
    .site-id h2 a {
        font-size: 26px;
    }

    nav.flexed {
        padding: 0 3rem;
    }

    .menu li {
        padding: 0.25rem 3rem;
    }

    /* Slogan */
    .slogan .veil {
        inset: 0 0 0 3rem;
    }

    /* Introduction */
    .introduction {
        padding: 0 3rem;
    }

    /* Mission */
    .mission .veil {
        right: 3rem;
    }

    /* Services */
    .services {
        padding: 0 3rem;
        display: flex;
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
    }

    .services .img-container {
        height: auto;
        width: 40vw;
        padding: 0rem;
        margin: 0;
        margin: 3rem 0;
    }

    .services section {
        width: 40vw;
    }

    /* Form */
    .form {
        background: var(--brown);
        padding: 1rem 20vw;
    }

    .row {
        margin-bottom: 1rem;
    }

    /* Attributions */
    .attributions {
        padding: 1rem 20vw;
    }

    .attributions section {
        padding: 2rem;
    }

    .attributions ul {
        gap: 1rem;
    }


    /* Footer */
    footer {
        padding: 0 3rem;
    }
}

@media (min-width: 1279px) {
    :root {
        --h2-base: 42px;
        --p-base: 28px;
    }

    /* Header */
    .site-id h2 a {
        font-size: 56px;
    }

    nav.flexed {
        padding: 0 3rem;
    }

    .menu li {
        padding: 0.25rem 3rem;
    }

    /* Slogan */
    .slogan .veil {
        inset: 0 0 0 3rem;
    }

    /* Introduction */
    .introduction {
        padding: 0 3rem;
    }

    /* Mission */
    .mission .veil {
        right: 3rem;
    }

    /* Services */
    .services {
        padding: 0 3rem;
    }

    /* Form */
    .form {
        background: var(--brown);
        padding: 1rem 30vw;
    }

    .row {
        margin-bottom: 1rem;
    }

    /* Attributions */
    .attributions {
        padding: 1rem 30vw;
    }

    .attributions section {
        padding: 2rem;
    }

    .attributions ul {
        gap: 1rem;
    }

    /* Footer */
    footer {
        padding: 0 3rem;
    }
}