/* CSS Variables */
:root {
  --padding-teeny-tiny: 0.0625rem;
  --padding-tiny: 0.1875rem; 
  --padding-small: 0.3125rem;
  --padding: 0.625rem;
  --padding-medium: 0.9375rem;
  --padding-large: 1.25rem;

  --margin: 1.25rem;
  --margin-large: 2.75rem;

  --text-size: 1rem;

  --text-indent: 1.25rem;
  --padding-body: var(--padding-large);
  --padding-mobile: var(--padding);
  --font-family: "Inter", sans-serif;

  --radius: 0.25rem;

  --color-bg: #FFFCF0;
  --color-text: #282726;
  --color-text-secondary: #6c6a64;
  --color-text-tertiary: #9e9c93;
  --color-text-heading: var(--color-text-tertiary);
  --color-link: #2990EF;
  --color-link-hover: #64b5f6;
  --color-backing-light: #fffdf4;
  --color-backing-dark: #e6e4d9;
  --color-line-dark: #00000030;
  --color-outline: var(--color-backing-dark);
  --color-shadow: #00000030;
  --color-shadow-light: #00000020;
  --color-highlight: #D0A21560;
  --color-highlight-fade: #D0A21520;
  --color-highlight-fade-opaque: #fbf8ef;

  --color-1: #5863d7;
  --color-2: #b23ee8;
  --color-3: #e3811f;
  --color-4: hsl(122, 81%, 36%);
  --color-5: #1aa736;

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

/* Dark mode */
@media (prefers-color-scheme: dark) {
  :root {
    --color-bg: #100F0F;
    --color-text: #E6E4D9;
    --color-text-secondary: #B3B1A9;
    --color-backing-light: #20201e;
    --color-highlight: #D0A215e0;
    --color-highlight-fade: #D0A21520;
    /* --color-highlight-fade-opaque: #eddfb5; */
    --color-line-dark: #ffffff30;
  }
}

/* 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(--padding-body);
  font-size: var(--text-size);

  animation: fadeInAnimation ease 0.4s;
  animation-iteration-count: 1;
  animation-fill-mode: forwards;
}

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

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

h1 {
  font-size: 2rem;
}

h2 {
  font-size: 1.2rem;
  color: var(--color-text-heading);
  text-transform: uppercase;

  padding: var(--padding-small) 0;
  border-bottom: 1px dashed var(--color-line-dark);
}

h3 {
  font-size: 1.2rem;
  color: var(--color-text-heading);
}

h4 {
  color: var(--color-text-heading);
}

p + h2:not(:first-of-type) {
  margin: var(--margin-large) 0 var(--margin) 0;
}

p:empty {
  display: none;
}

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

em {
  color: #666;
}

/* Links */
a {
  display: inline-block;
  text-decoration: none;
  color: var(--color-link);
  
  transition: transform 0.05s ease-in-out, color 0.3s, background-color 0.3s;
}

.big {
  font-size: 1.5rem;
}

.monochrome {
  transition: all 0.3s;
}

.monochrome a:nth-of-type(2n+2) {
  animation-delay: 0.1s;
}

.monochrome a:nth-of-type(3n+3) {
  animation-delay: 0.2s;
}

.monochrome a:nth-of-type(4n+4) {
  animation-delay: 0.3s;
}

.monochrome a:nth-of-type(5n+5) {
  animation-delay: 0.4s;
}

.monochrome a:nth-of-type(6n+6) {
  animation-delay: 0.5s;
}


/* a NOT under h1  */
a:hover {
  text-decoration: underline;
  color: var(--color-link-hover);
}

a:not(h1) {
  padding: 0 var(--padding-small);
}

a:hover {
  color: var(--color-bg);
  background-color: var(--color-link);
}

a:nth-of-type(2n+2) {
  color: var(--color-1);
}

a:nth-of-type(2n+2):hover {
  color: var(--color-bg);
  background-color: var(--color-1);
}

a:nth-of-type(3n+3) {
  color: var(--color-2);
}

a:nth-of-type(3n+3):hover {
  color: var(--color-bg);
  background-color: var(--color-2);
}

a:nth-of-type(4n+4) {
  color: var(--color-3);
}

a:nth-of-type(4n+4):hover {
  color: var(--color-bg);
  background-color: var(--color-3);
}

a:nth-of-type(5n+5) {
  color: var(--color-4);
}

a:nth-of-type(5n+5):hover {
  color: var(--color-bg);
  background-color: var(--color-4);
}

a:nth-of-type(6n+6) {
  color: var(--color-5);
}

a:nth-of-type(6n+6):hover {
  color: var(--color-bg);
  background-color: var(--color-5);
}

.monochrome a {
  color: var(--color-link) !important;
  /* animation: wiggle 4s ease-in-out infinite; */
}

.monochrome a:hover {
  color: var(--color-bg) !important;
  background-color: var(--color-link) !important;
}

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, form {
  width: 100%;
  margin: var(--margin) 0 var(--margin-large) 0;
  border-collapse: collapse;
  box-shadow: var(--shadow);
  border-radius: var(--radius);
  padding: var(--padding-large) 0;
  left: -var(--padding);
  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);
  padding: var(--padding-tiny);
}

hr {
  border: 0;
  height: 1px;
  background-color: var(--color-line-dark);
  /* margin: var(--margin-large) 0; */
}

/* Form */

form {
  width: 100%;

    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--padding-large) var(--padding);
    
}

form.highlight {
  border: 1px solid var(--color-highlight);
  background-color: var(--color-highlight-fade);
}

input[type="text"], input[type="email"], input[type="password"] {
  border: 1px solid var(--color-outline);
  border-radius: var(--radius);
  padding: var(--padding);
  font-size: var(--text-size);
  min-width: 10rem;
  max-width: 20rem;
}

form.highlight input[type="text"], form.highlight input[type="email"] {
  border: 1px solid var(--color-highlight);
  background-color: var(--color-highlight-fade-opaque);
}

input[type="submit"] {
  border: 1px solid var(--color-outline);
  border-radius: var(--radius);
  padding: var(--padding);
  font-size: var(--text-size);
  background-color: var(--color-link);
  color: var(--color-bg);
  cursor: pointer;
}

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

form.highlight input[type="submit"] {
  border: none;
}


/* Custom modifiers */
.small {
  font-size: 0.8rem;
}

.fade {
  opacity: 0.55;
}

.row {
  display: flex;
  flex-direction: row;
  justify-content: space-between;
}

.pad-top {
  padding-top: var(--padding);
}

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

  th {
    margin: 0;
  }

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

@media (prefers-color-scheme: dark) {
  a.wiki::after {
    /* invert */
    filter: invert(1);
  }
}

.wiggle, input[type="submit"].wiggle {
  transition: all 0.05s;
  display: inline-block;
}

.wiggle-rotate {
  transition: all 0.05s;
  display: inline-block;
}

.wiggle-scale {
  transition: all 0.05s;
  display: inline-block;
}

/* Wiggle animation */
@keyframes wiggle {
  0% { transform: rotate(0deg); } 
  10% { transform: translateX(2px) rotate(2deg); }
  25% { transform: translateX(3px) rotate(3deg); }
  35% { transform: translateY(-1px) rotate(1deg);}
  50% { transform: translateY(-2px) rotate(-2deg); }
  65% { transform: translateX(-1px) rotate(0deg); }
  75% { transform: translateX(-2px) rotate(2deg); }
  90% { transform: translateY(1px) rotate(-1deg); }
  100% { transform: rotate(0deg); }
}

  @keyframes fadeInAnimation {
    0% {
      opacity: 0;
    }
  
    100% {
      opacity: 1;
    }
  }