/* Shared values */

:root {
  color-scheme: light dark;
  --color-text: #1a1a1a;
  --color-background: #ffffff;
  --color-accent: darkgreen;
  --color-highlight: lightyellow;
  --color-accent-hover: navy;
  --space-small: 0.5rem;
  --space-medium: 1rem;
  --space-large: 2rem;
}

/* Page */

body {
  font-family: sans-serif;
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-background);
  padding: var(--space-medium);
  box-sizing: border-box;
  max-width: 40rem;
  margin: var(--space-medium) auto;
}

h1 {
  color: var(--color-accent);
}

h2 {
  margin-top: var(--space-large);
}

/* Navigation */

.skip-link {
  display: inline-block;
  padding: var(--space-small);
  color: var(--color-accent);
  background-color: var(--color-highlight);
}

.site-name {
  font-size: 1.25rem;
  font-weight: bold;
}

.site-navigation {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: var(--space-medium);
  flex-wrap: wrap;
}

.site-navigation a {
  display: block;
  padding: var(--space-small);
  color: var(--color-accent);
}

.site-navigation a:hover {
  background-color: var(--color-highlight);
}

a:focus-visible,
input:focus-visible,
button:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
}

/* Content */

.note {
  background-color: var(--color-highlight);
  color: var(--color-text);
  padding: var(--space-medium);
  border-left: 4px solid var(--color-accent);
}

.introduction {
  font-size: 1.25rem;
}

.site-footer {
  margin-top: var(--space-large);
  padding-top: var(--space-medium);
  border-top: 1px solid var(--color-accent);
}

img {
  display: block;
  max-width: 100%;
  height: auto;
}

figure {
  margin: var(--space-medium) 0;
}

/* Cards */

.card {
  padding: var(--space-medium);
  border: 1px solid var(--color-accent);
}

.card h3 {
  margin: 0 0 var(--space-small);
}

.card p {
  margin: 0;
}

.card-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-medium);
  list-style: none;
  margin: var(--space-medium) 0;
  padding: 0;
}

@media (min-width: 36rem) {
  .card-grid {
    grid-template-columns: 1fr 1fr;
  }
}

/* Written content */

.prose {
  max-width: 55ch;
  font-size: 1.125rem;
  line-height: 1.7;
}

.prose p,
.prose ul,
.prose ol {
  margin: 0 0 var(--space-medium);
}

.prose h2 {
  font-size: 1.5rem;
  line-height: 1.25;
  margin: var(--space-large) 0 var(--space-small);
}

.prose ul,
.prose ol {
  padding-left: 1.5rem;
}

.prose li + li {
  margin-top: var(--space-small);
}

.prose a {
  color: var(--color-accent);
  text-underline-offset: 0.15em;
}

.prose a:hover {
  text-decoration-thickness: 2px;
}

/* Recommendations */

.recommendation h1 {
  margin-bottom: var(--space-large);
  border-bottom: 4px solid var(--color-accent);
}

/* Forms */

input,
button {
  font: inherit;
}

.place-form label {
  display: block;
  font-weight: bold;
  margin-bottom: var(--space-small);
}

.place-form input {
  box-sizing: border-box;
  display: block;
  width: 100%;
  max-width: 24rem;
  padding: 0.75rem;
  margin-bottom: var(--space-medium);
  border: 2px solid var(--color-accent);
  color: var(--color-text);
  background-color: var(--color-background);
}

button {
  padding: 0.75rem var(--space-medium);
  border: 2px solid var(--color-accent);
  color: var(--color-background);
  background-color: var(--color-accent);
  cursor: pointer;
}

button:hover {
  border-color: var(--color-accent-hover);
  background-color: var(--color-accent-hover);
}

.place-message {
  min-height: 1.6em;
}

.place-list li {
  padding: var(--space-small) 0;
  overflow-wrap: anywhere;
}

.place-list button {
  margin-left: var(--space-small);
  padding: var(--space-small);
}

.collection-filter {
  margin: var(--space-medium) 0;
}

.collection-filter label {
  display: block;
  font-weight: bold;
  margin-bottom: var(--space-small);
}

.collection-filter input {
  box-sizing: border-box;
  width: 100%;
  max-width: 24rem;
  padding: 0.75rem;
  border: 2px solid var(--color-accent);
  color: var(--color-text);
  background-color: var(--color-background);
}

/* Dark theme */

@media (prefers-color-scheme: dark) {
  :root {
    --color-text: #e8e8e8;
    --color-background: #161616;
    --color-accent: #7ccf7c;
    --color-highlight: #33331a;
    --color-accent-hover: #a8c8ff;
  }
}