/* ========================================
   SHARED SITE STYLES
   ======================================== */

:root {
    --colour-cream: #fff5df;
    --colour-olive: #82743b;
    --colour-dark: #49412d;
    --colour-black: #171717;
    --colour-accent: #1768b2;
    --font-body: Arial, Helvetica, sans-serif;
    --font-display: Georgia, "Times New Roman", serif;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    width: 100%;
    box-sizing: border-box;
    padding: 10px 5%;
    background: var(--colour-cream);
}

.site-header::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 50%;
    width: min(1100px, 90%);
    height: 1px;
    background: var(--colour-olive);
    opacity: 0.6;
    transform: translateX(-50%);
}

.main-nav {
    display: grid;
    grid-template-columns: 1fr 60px 1fr;
    align-items: center;
    width: 100%;
    max-width: 1100px;
    margin: 0 auto;
}

.nav-group {
    display: flex;
    align-items: center;
    gap: 28px;
    min-width: 0;
}

.nav-group--left {
    justify-content: flex-end;
    padding-right: 68px;
}

.nav-group--right {
    justify-content: flex-start;
    padding-left: 68px;
}

.nav-link {
    display: inline-flex;
    align-items: center;
    color: var(--colour-olive);
    font-family: "Playfair Display", serif;
    font-size: 25px;
    font-weight: 500;
    letter-spacing: 0.08em;
    text-decoration: none;
    white-space: nowrap;
    transition: opacity 0.25s ease;
}

.nav-link:hover {
    opacity: 0.65;
}

.nav-logo {
    display: grid;
    place-items: center;
    justify-self: center;
    box-sizing: border-box;
    width: 60px;
    height: 60px;
    border: 1px solid var(--colour-olive);
    border-radius: 50%;
    color: var(--colour-olive);
    font-family: var(--font-display);
    font-size: 29px;
    font-style: italic;
    text-decoration: none;
    transition: color 0.25s ease, background-color 0.25s ease;
}

.nav-logo:hover {
    color: var(--colour-cream);
    background: var(--colour-olive);
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    background-color: var(--colour-cream);
    color: var(--colour-dark);
    font-family: var(--font-body);
}

/* Shared case-study page container */
.case-study-page {
    width: min(1100px, 90%);
    margin: 0 auto;
    padding: clamp(55px, 8vw, 105px) 0 70px;
    color: var(--colour-black);
}

a {
    color: inherit;
    text-decoration: none;
}

img,
svg {
    display: block;
    max-width: 100%;
}

button,
input,
textarea {
    font: inherit;
}

.work-page-footer {
    min-height: 90px;
    padding: 24px 7%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
    border-top: 1px solid rgba(73, 65, 45, 0.2);
    font-size: 10px;
    letter-spacing: 0.12em;
}

.work-page-footer a:first-child {
    font-family: "Playfair Display", var(--font-display);
    font-size: 17px;
    letter-spacing: 0;
}

.work-page-footer p {
    margin: 0;
    text-align: center;
}

.work-page-footer .about-socials {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
}

.work-page-footer .about-socials a {
    display: block;
    width: 20px;
    height: 20px;
}

.work-page-footer .about-socials img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.icon-credits {
    width: 100%;
    box-sizing: border-box;
    margin: 0;
    padding: 12px 5% 18px;
    border-top: 1px solid rgba(73, 65, 45, 0.3);
}

.icon-credits-inner {
    max-width: 1100px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
    color: var(--colour-dark);
    font-size: 9px;
    line-height: 1.5;
    opacity: 0.75;
}

.icon-credits-title {
    margin: 0;
    color: var(--colour-olive);
    font-size: 9px;
    letter-spacing: 0.12em;
    white-space: nowrap;
}

.icon-credits > p:not(.icon-credits-title) {
    margin: 0;
}

.icon-credits a {
    color: inherit;
    text-decoration: underline;
    text-underline-offset: 2px;
}