
@font-face {
  font-family: 'NationalPark-Light';
  src: url(/assets/NationalPark-Variable-Webfonts/woff2/NationalPark-Light.woff2) format('woff2');
  font-weight: normal;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'NationalPark-Regular';
  src: url(/assets/NationalPark-Variable-Webfonts/woff2/NationalPark-Regular.woff2);
  font-weight: normal;
  font-style: normal;
  font-display: swap;
}

:root {
  --font-size: 18px;
  --line-height: 1.5;

  --heading-font: 'NationalPark-Regular', serif;
  --body-font: 'NationalPark-Light', sans-serif;

  /* light mode variables (default) */
  --heading-color: #42a142;
  --body-color: #3D3D3D;
  --page-color: #fdfdfd;
  --link-color: #0645ad;
  --link-visited: #0b0080;
  --link-hover: #3366cc;
  --link-active: #faa700;
  --blockquote-color: #f5f5f5;
  --blockquote-highlight-color: #dbeadb;
  --tr-hover-color: #ebf9ed;
  --hr-color: #d8f6d7;
  --post-date-color: #f5f5f5;
}

/* Dark mode overrides */
@media (prefers-color-scheme: dark) {
  :root {
    --heading-color: #408440;
    --body-color: #abb1af;
    --page-color: #121212;
    --link-color: #9ecbff;
    --link-visited: #9e91b4;
    --link-hover: #68aee8;
    --link-active: #ffcc00;
    --blockquote-color: #232323;
    --blockquote-highlight-color: #414e40;
    --tr-hover-color: #464f46;
    --hr-color: #181d1c;
    --post-date-color: #414e40;
  }
}
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizelegibility;
}

html {
  font-family: var(--body-font);
  font-size: var(--font-size);
  line-height: var(--line-height);
  color: var(--body-color);
}

/* This controls main site padding */
body {
  margin: 0;
  background-color: var(--page-color);
  padding-top: 2rem;
  padding-bottom: 2rem;
}

header {
  padding-bottom: 1rem;
}

main {
  /* Keep content centered */
  margin: 0 auto;
  max-width: 60rem; /* generous desktop width, ~960px */
  
  /* Fluid side padding */
  padding-left: clamp(0.5rem, 5vw, 3rem);
  padding-right: clamp(0.5rem, 5vw, 3rem);
}

footer {
  padding-top: 1.5rem;
}

table {
  table-layout: fixed;
  width: 100%;
  border: 1px solid;
  border-collapse: collapse;
}

th {
  font-family: var(--heading-font);
}

tr:hover {background-color: var(--tr-hover-color);}

th, td {
  width: 50%;
  overflow-wrap: break-word;
  vertical-align: top;
  text-align: left;
  padding: 0.5rem;
  border: 1px solid;
}

blockquote {
  /* Indenting */
  margin-top: 1em;
  margin-left: 2em;
  margin-right: 2em;
  margin-bottom: 3em;
  
  /* add space inside */
  padding: 1em;
  
  /* solid background color */
  background-color: var(--blockquote-color);
  
  /* visual accent on left hand edge */
  border-left: 4px solid var(--blockquote-highlight-color);
}

/* suppress standard paragraph margins inside blockquotes */
blockquote p {
  margin: 0;
}

hr {
  border: none;
  border-top: 1px solid var(--hr-color);
  margin-top: 6rem;
}

img {
  max-width: 100%;
  display: block;
  margin-left: auto;
  margin-right: auto;
}

/* links */
a:link {
  color: var(--link-color);
  text-decoration: none;
}

a:visited {
  color: var(--link-visited);
}

a:hover {
  color: var(--link-hover);
  text-decoration: underline;
}

a:active {
  color: var(--link-active);
}

/* no underlines for "navheart" link */
#navheart {
  display: inline-block; /* allow transforms */
  text-decoration: none; /* no underline */
  transition: transform 0.2s ease-out; /* animate transform */
}

#navheart:hover,
#navheart:active,
#navheart:focus {
  transform: scale(1.6); /* scale up on hover/focus */
}


h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--heading-font);
  color: var(--heading-color);
  font-weight: 700;
  margin-top: 1rem;
}

h1 { font-size: 3rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }
h5 { font-size: 1rem; }
h6 { font-size: 0.8rem; }

/* Vertical spacing for paragraphs */
p {
  margin-top: 1rem;
  margin-bottom: 1rem;
}

table {
  margin-top: 1rem;
  margin-bottom: 1rem;
}

/* Horizontal indent for lists */
ul, ol {
  padding-inline-start: 1.5rem;
}

.post-date {
  font-size: 0.6rem; /* smaller than body text */
  color: var(--post-date-color);
  text-transform: uppercase;
  margin-top: 0rem;
  display: block; /* ensures it sits on its own line */
}