:root {
  --blue-color: royalblue;
  --purple-color: blueviolet;
  --green-color: green;
  --orange-color: orange;
  --red-color: orangered;
  --bg-color: #fff;
  --bg-faded-color: #f0f2f5;
  --bg-blur-color: #fff9;
  --bg-faded-blur-color: #f0f2f599;
  --text-color: #1c1e21;
  --text-insignificant-color: #1c1e2199;
  --link-color: var(--blue-color);
  --link-light-color: #4169e199;
  --link-faded-color: #4169e122;
  --link-bg-hover-color: #f0f2f599;
  --button-bg-color: var(--blue-color);
  --button-bg-blur-color: #4169e1aa;
  --button-text-color: white;
  --button-plain-bg-hover-color: rgba(128, 128, 128, 0.1);
  --reblog-color: var(--purple-color);
  --reblog-faded-color: #892be220;
  --reply-to-color: var(--orange-color);
  --favourite-color: var(--red-color);
  --reply-to-faded-color: #ffa6001a;
  --outline-color: rgba(128, 128, 128, .2);
  --outline-hover-color: rgba(128, 128, 128, .7);
  --divider-color: rgba(0, 0, 0, 0.1);
  --backdrop-color: rgba(255, 255, 255, 0.5);
  --img-bg-color: rgba(128, 128, 128, 0.2);
  --loader-color: #1c1e2199;
  --comment-line-color: #e5e5e5;
}

@media (prefers-color-scheme: dark) {
  :root {
    --blue-color: CornflowerBlue;
    --purple-color: mediumpurple;
    --green-color: MediumSeaGreen;
    --bg-color: #242526;
    --bg-faded-color: #18191a;
    --bg-blur-color: #0009;
    --bg-faded-blur-color: #18191a99;
    --text-color: #f0f2f5;
    --text-insignificant-color: #f0f2f599;
    --link-bg-hover-color: #34353799;
    --divider-color: rgba(255, 255, 255, 0.1);
    --bg-blur-color: #24252699;
    --backdrop-color: rgba(0, 0, 0, 0.5);
    --comment-line-color: #565656;
  }
}

*, *::before, *::after {
  box-sizing: border-box;
}

body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, '.SFNSText-Regular', sans-serif;
  font-size: 15px;
  word-wrap: break-word;
  overflow-wrap: break-word;
}

a {
  color: var(--link-color);
  text-decoration-color: var(--link-faded-color);
  text-decoration-thickness: 2px;
  text-underline-offset: 2px;
  overflow-wrap: anywhere;
}
a:hover {
  text-decoration-color: var(--link-color);
}

img {
  max-width: 100%;
}

hr {
  height: 2px;
  border: 0;
  padding: 0;
  margin: 16px 0;
  background-image: linear-gradient(to right, transparent, var(--divider-color), transparent);
}

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  line-height: inherit;
  max-width: 100%;
}

button, .button {
  display: inline-block;
  margin: 2px;
  padding: 8px 12px;
  border-radius: 2.5em;
  border: 0;
  background-color: var(--button-bg-color);
  color: var(--button-text-color);
  cursor: pointer;
  line-height: 1;
  vertical-align: middle;
  text-decoration: none;
}
button > * {
  vertical-align: middle;
}
:is(button, .button):not([disabled]):hover {
  filter: brightness(1.2);
}
:is(button, .button):active {
  filter: brightness(0.8);
}
:is(button, .button)[disabled] {
  cursor: auto;
  opacity: 0.5;
}

:is(button, .button).plain {
  background-color: transparent;
  color: var(--link-color);
  backdrop-filter: blur(12px);
}
:is(button, .button).light {
  background-color: var(--bg-faded-color);
  color: var(--text-color);
  border: 1px solid var(--outline-color);
}

:is(button, .button).block {
  display: block;
  width: 100%;
  padding: 12px;
}

input[type="text"], textarea, select {
  color: var(--text-color);
  background-color: var(--bg-color);
  border: 2px solid var(--divider-color);
  padding: 8px;
  border-radius: 4px;
}
input[type="text"]:focus, textarea:focus, select:focus {
  border-color: var(--outline-color);
}
input[type="text"].large, textarea.large, select.large, button.large {
  font-size: 125%;
  padding: 12px;
}

button.small {
  font-size: 90%;
  padding: 4px 8px;
}

select.plain {
  border: 0;
  background-color: transparent;
}

@media (prefers-color-scheme: dark) {
  img, video {
    filter: brightness(0.7);
    transition: filter 0.3s ease-out;
  }
  img:hover, video:hover {
    filter: brightness(1);
  }
}

/* UTILS */

.ib {
  display: inline-block;
}

/* KEYFRAMES */

@keyframes fade-in {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}