html {
  color: #222;
  font-size: 1em;
  line-height: 1.4;
  scroll-behavior: smooth;
}

:root {
  --color-bg: #efe5d6;
  --color-surface: #f6eee2;
  --color-text: #273328;
  --color-muted: #6d725f;
  --color-border: #cfc1ac;
  --color-hover: #c0ae95;

  --color-primary: #1f5a3f;
  --color-primary-2: #133b2a;
  --color-primary-gradient: linear-gradient(90deg, #25694b 0%, #1f5a3f 100%);

  --color-shadow: 0 10px 30px rgba(31, 45, 36, 0.15);

  --font-body: "Roboto", sans-serif;
  --font-heading: "Space Grotesk", sans-serif;
}

body {
  background-color: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-heading);
  margin: auto;
  display: grid;
  grid-template-columns: auto;
  grid-template-rows: auto 1fr 1fr auto;
  gap: 1rem;
}

header {
  background: var(--color-primary-gradient);
  box-shadow: var(--color-shadow);
  color: var(--color-bg);
  padding-left: 1rem;
}

.image-card {
  justify-self: center;
  width: 90%;
  border-radius: 20px;
  background-color: var(--color-surface);
  border: var(--color-border) 2px solid;
  gap: 1rem;
  padding: 1rem;
  transition:
    transform 160ms ease,
    box-shadow 160ms ease,
    border-color 160ms ease;
}
.image-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 18px 45px rgba(0, 0, 0, 0.18);
  border-color: var(--color-hover);
}

.image-card a:link,
.image-card a:visited {
  color: var(--color-primary);
  text-decoration: none;
}

img {
  display: block;
  width: 100%;
  height: auto;
  border: var(--color-border) 3px solid;
  border-radius: 20px;
}

footer {
  background: var(--color-primary-gradient);
  border-top: 1px solid var(--color-border);
  box-shadow: var(--color-shadow);
  color: var(--color-bg);
}
#copyright {
  display: flex;
  padding-left: 1rem;
  justify-content: flex-start;
  align-items: center;
  gap: 0.5rem;
}
#copyright a:link,
#copyright a:visited {
  color: var(--color-bg);
}