/* font imports */
@import url('https://fonts.googleapis.com/css2?family=Kosugi+Maru&family=Rampart+One&display=swap');

/* variables */
:root {
  --txt: #34323b;
  --bg: rgba(253, 248, 246, 0.65);
  --link: #347943;
  --accent: #c59f59;
}

/* layout */
html {
  background-image: url(/assets/images/bg.jpg);
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
  background-attachment: fixed;
  width: 100%;
  height: 100%;
  padding: 0;
  margin: 0;
}

html, body {
  line-height: 1.5;
  font-size: 16px;
  font-family: 'Kosugi Maru', sans-serif;
}

body {
  display: flex;
  justify-content: flex-end;
  height: fit-content;
}

main {
  width: 100%;
  max-width: 500px;
  height: max-content;
  min-height: 100%;
  padding: 2ch 4ch 3ch 4ch;
  background-color: var(--bg);
  backdrop-filter: blur(10px);
  background-attachment: fixed;
  color: var(--txt);
  margin: 10px;
  border-radius: 1.25rem;
}

header {
  order: 2;
  writing-mode: vertical-rl;
  margin: 0;
  margin-top: 4ch;
  padding-right: 1ch;
  color: var(--accent);
  font-size: xx-large;
}

h1 {
  font-family: 'Rampart One', sans-serif;
  font-size: 2.5rem;
  margin-top: .5rem;
}

h2 {
  margin-top: 2ch;
}

h3 {
  margin-bottom: 0;
  font-weight: normal;
}

a {
  color: var(--link);
  transition: filter .2s;
}

a:hover, a:active {
  filter: brightness(75%);
}

img {
  width: 100%;
  line-height: 0;
  margin: 0;
  display: block;
}

/* forms */
label, input, textarea {
  display: inline-block;
  width: 100%;
}

label {
  margin-top: 2ch;
}

input, textarea {
  font-size: 1rem;
  color: var(--txt);
  border: 1px solid var(--txt);
  border-radius: .25rem;
  background-color: var(--bg);
  font-family: 'Kosugi Maru', sans-serif;
  font-weight: lighter;
}

input {
  height: 2em;
}

input[type="submit"] {
  margin-top: 2ch;
  color: var(--bg);
  background: var(--link);
  border: none;
  margin-top: 1rem;
  transition: filter .2s;
}

input[type="submit"]:hover {
  filter: brightness(75%);
}

blockquote {
  margin: 0;
  margin-top: -2ch;
  text-align: right;
  opacity: 0.75;
}

/* otner styles */
.category {
  background: var(--accent);
  color: var(--bg);
  border-radius: .25rem;
  padding: 0 1ch;
}

#boku {
  max-width: 150px;
  filter: brightness(20%);
}

/* media queries */
@media (prefers-color-scheme:dark) {
  :root {
    --bg: rgba(42, 37, 48, 0.75);
    --txt: #fffef0;
    --link: #d8da7f;
    --accent: #5ca05a;
  }

  #boku {
    filter: none;
  }
}

@media (max-width: 500px) {
  header {
    font-size: larger;
    padding: 0;
    margin-left: -5px;
    mix-blend-mode: darken;
  }
}

@media (min-width:500px) and (prefers-color-scheme:dark) {
  header {
    color: var(--link);
  }
}