/* CSS Variables */
:root {
  --padding-small: 0.3125rem;
  --padding: 0.625rem;
  --padding-medium: 0.9375rem;
  --padding-large: 1.25rem;

  --margin-small: 0.625rem;
  --margin: 1.25rem;
  --margin-large: 2.5rem;

  --text-size: 1rem;
  --text-size-large: 1.25rem;

  --text-indent: 1.25rem;
  --body-padding: 1.25rem;
  --mobile-padding: 0.9375rem;
  --font-family: "Inter", Arial, sans-serif;

  --radius-tiny: 0.25rem;
  --radius: 1rem;

  --color-bg: #FFFCF0;
  --color-text: #282726;
  --color-text-secondary: #6c6a64;
  --color-text-tertiary: #B3B1A9;
  --color-link: #2990EF;
  --color-link-hover: #64b5f6;
  /* --color-link-hover: #596182; */
  --color-backing-light: #fffdf4;
  --color-backing-dark: rgb(228, 226, 217);
  --color-backing-darker: #d6d4c8;
  /* --color-backing-hover: #fffdf4; */
  --color-outline: var(--color-backing-dark);
  --color-shadow: #00000030;
  --color-shadow-light: #00000020;
  --color-highlight: #D0A21560;

  --transition-fast: all 0.1s ease-in-out;
  --transition: all 0.2s ease-in-out;

  --shadow: var(--color-shadow) 1px 3px 7px 2px;

  --border-width: 2px;

  --A: 12.5rem;
}

/* Dark mode */
@media (prefers-color-scheme: dark) {
  :root {
    --color-bg: #100F0F;
    --color-text: #E6E4D9;
    --color-text-secondary: #B3B1A9;
    --color-text-tertiary: #6c6a64;
    --color-backing-light: #343331;
    --color-backing-dark: #1a1919;
    --color-backing-darker: #1a1919;
    --color-highlight: #D0A215;
  }
}

/* Resetting some browser defaults */
body, h1, h2, h3, p, strong, table, th, td, em, a {
  margin: 0;
  padding: 0;
}

/* Universal rules */
* {
  box-sizing: border-box;
}

/* Body */
body {
  font-family: var(--font-family);
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
  margin: 0 auto;
  max-width: 50rem;
  padding: var(--body-padding);
  font-size: var(--text-size);
}

/* Paragraph */
p {
  margin: var(--margin) 0;
  text-indent: var(--text-indent);
}

/* Headers */
h1, h2, h3 {
  margin: var(--margin-large) 0 var(--margin) 0;
}

h1 {
  font-size: 2rem;
}

h1:first-of-type, h2:first-of-type, h3:first-of-type {
  margin-top: var(--margin-small);
}

h2 {
  font-size: 1.5rem;
  color: var(--color-text-secondary);
}

h3 {
  font-size: 1.2rem;
}

/* Strong and Italics */
strong {
  font-weight: bold;
}

em {
  color: #666;
}

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

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

a.wiki {
  margin-right: var(--text-size);
}

a.wiki::after {
  background: url(https://upload.wikimedia.org/wikipedia/commons/5/5a/Wikipedia%27s_W.svg) no-repeat;
  width: var(--text-size);
  height: var(--text-size);
  position: absolute;
  background-size: 1em;
  opacity: 0.3;
  content: " ";
}

/* Tables */
table {
  width: 100%;
  margin: var(--margin) 0;
  border-collapse: collapse;
  box-shadow: var(--shadow);
  border-radius: var(--radius-tiny);
  padding: var(--padding-large) 0;
  background-color: var(--color-backing-light);
}

thead tr {
  border-bottom: 1px solid var(--color-backing-dark);
}

th {
  margin: var(--margin) 0;
}

th, td {
  padding: var(--padding) var(--padding-large);
  text-align: left;
}

td {
  color: var(--color-text-secondary);
}

tr:nth-child(even) {
  /* background-color: var(--color-backing-light); */
}

tr:first-of-type th {
  padding-top: var(--padding-medium);
}

tr:last-of-type td {
  padding-bottom: var(--padding-large);
}

mark {
  background-color: var(--color-highlight);
}

/* Custom */
/* Custom: Common utiltiies */

.row {
  flex-direction: row;
  display: flex;
}

.row.fill {
  flex: 1;
  align-items: center;
  justify-content: space-between;
}

.center {
  text-align: center;
  align-items: center;
  justify-content: center;
}

.clickable {
  cursor: pointer;
  transition: var(--transition);
}


/* Custom: Common components */

.spacer {
  height: var(--margin);
  width: var(--margin);
}

.card {
  background-color: var(--color-backing-light);
  box-shadow: var(--shadow);
  border-radius: var(--radius);
  padding: var(--padding) var(--padding-large);
  border-width: var(--border-width);
  border-style: solid;
  border-color: transparent;
  margin: var(--margin) 0;
  transition: var(--transition);
}

.card:hover {
  border-color: var(--color-link-hover) !important;
  /* background-color: var(--color-backing-dark); */
  /* transform: scale(1.01) translateY(-0.025rem); */
}

.card .title {
  font-size: var(--text-size-large);
}

.card img {
  transition: var(--transition);
}

.card:hover img {
  /* transform: scale(1.1); */
}

/* Text Input */
input[type="text"], input[type="password"], input[type="email"] {
  font-family: var(--font-family);
  font-size: var(--text-size);
  padding: var(--padding);
  margin: var(--margin-small) var(--margin);
  width: 100%;
  border: var(--border-width) solid var(--color-text-tertiary);
  border-radius: var(--radius-tiny);
  background-color: var(--color-backing-dark);
  color: var(--color-text);
  transition: var(--transition);
  box-shadow: none;
}

input[type="text"]:focus, input[type="password"]:focus, input[type="email"]:focus {
  outline: none;
  border-color: transparent;
  box-shadow: 0 0 0 2px var(--color-link-hover);
}

input[type="text"]::placeholder, input[type="password"]::placeholder, input[type="email"]::placeholder {
  color: var(--color-text-secondary);
}

/* Submit Button */
input[type="submit"] {
  cursor: pointer;
  padding: var(--padding);
  margin: var(--margin-small) var(--margin);
  border-radius: var(--radius);
  border: var(--border-width) solid var(--color-text-tertiary);
  font-size: var(--text-size);
  font-family: var(--font-family);
  background-color: var(--color-backing-darker);
  color: var(--color-text);
  transition: var(--transition-fast);
  box-shadow: var(--shadow);
  flex: 1;
}

input[type="submit"]:hover {
  background-color: var(--color-link-hover);
  box-shadow: var(--shadow);
  color: var(--color-bg);
}

input[type="submit"]:active {
  transform: scale(0.98);
  box-shadow: var(--color-shadow-light) 1px 2px 5px 1px;
}


/* Dark mode adaptations
@media (prefers-color-scheme: dark) {
  .input {
    background-color: var(--color-backing-darker);
    color: var(--color-text);
  }

  .input:focus {
    border-color: var(--color-highlight);
    box-shadow: 0 0 0 2px var(--color-highlight);
  }

  .input::placeholder {
    color: var(--color-text-secondary);
  }
} */


/* Custom: Specialized components */
.logo-container {
  /* max-width: 24%;
  min-width: 256px; */
  display: inline-block;
  cursor: pointer;
  transition: var(--transition);
}

.logo-container:hover {
  transform: scale(1.1);
}

/* Animations */
.bounce-click {
  animation: click 0.3s;
  animation-iteration-count: 1;
}

@keyframes click {
  0% {
    transform: scale(1);
  }

  20% {
    transform: scale(0.85, 0.85);
  }

  50% {
    transform: scale(1.02, 1.08);
  }

  100% {
    transform: scale(1);
  }
}

/* Media Query for Mobile */
@media (max-width: 37.5rem) {
  body {
    padding: var(--mobile-padding);
  }

  th {
    margin: 0;
  }

  th, td {
    padding: var(--padding);
  }

  .center-mobile {
    text-align: center;
    align-items: center;
    justify-content: center;
  }
}