/* Global Styles */

/* @link https://utopia.fyi/type/calculator?c=320,18,1.2,1240,20,1.25,5,2,&s=0.75|0.5|0.25,1.5|2|3|4|6,s-l&g=s,l,xl,12 */
:root {
  --step--2: clamp(0.6944rem, 0.6593rem + 0.1816vw, 0.8rem);
  --step--1: clamp(0.8333rem, 0.7778rem + 0.2867vw, 1rem);
  --step-0: clamp(1rem, 0.9167rem + 0.4301vw, 1.25rem);
  --step-1: clamp(1.2rem, 1.0792rem + 0.6237vw, 1.5625rem);
  --step-2: clamp(1.44rem, 1.269rem + 0.8828vw, 1.9531rem);
  --step-3: clamp(1.728rem, 1.4902rem + 1.2274vw, 2.4414rem);
  --step-4: clamp(2.0736rem, 1.7475rem + 1.6829vw, 3.0518rem);
  --step-5: clamp(2.4883rem, 2.0462rem + 2.2819vw, 3.8147rem);
}

/* @link https://utopia.fyi/space/calculator?c=320,18,1.2,1240,20,1.25,5,2,&s=0.75|0.5|0.25,1.5|2|3|4|6,s-l&g=s,l,xl,12 */
:root {
  --space-3xs: clamp(0.3125rem, 0.3125rem + 0vw, 0.3125rem);
  --space-2xs: clamp(0.5625rem, 0.5408rem + 0.1087vw, 0.625rem);
  --space-xs: clamp(0.875rem, 0.8533rem + 0.1087vw, 0.9375rem);
  --space-s: clamp(1.125rem, 1.0815rem + 0.2174vw, 1.25rem);
  --space-m: clamp(1.6875rem, 1.6223rem + 0.3261vw, 1.875rem);
  --space-l: clamp(2.25rem, 2.163rem + 0.4348vw, 2.5rem);
  --space-xl: clamp(3.375rem, 3.2446rem + 0.6522vw, 3.75rem);
  --space-2xl: clamp(4.5rem, 4.3261rem + 0.8696vw, 5rem);
  --space-3xl: clamp(6.75rem, 6.4891rem + 1.3043vw, 7.5rem);
}

:root {
  --bg-color: white;
  --accent-color: grey;
  --main-colour: #1a4987;
}

*,
*::before,
*::after {
  box-sizing: border-box;
  font-family: sans-serif;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 8rem;
  text-wrap: pretty;
}

html:focus-within {
  scroll-behavior: smooth;
}

html,
body {
  margin: 0;
  padding: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

body {
  text-rendering: optimizeSpeed;
}

/* Integrated type scale */
h1,
.h1 {
  font-size: var(--step-2);
}

h2,
h1 .small,
.h2 {
  font-size: var(--step-1);
}

h3,
.h3 {
  font-size: var(--step-0);
}

h4,
.h4 {
  font-size: var(--step--1);
}

h5,
.h5 {
  font-size: var(--step--2);
}

ul[role="list"],
ol[role="list"] {
  list-style: none;
  padding: 0;
}

a:not([class]) {
  text-decoration-skip-ink: auto;
}

img,
picture {
  max-width: 100%;
  height: auto;
}

input,
button,
textarea,
select {
  font: inherit;
}

@media (prefers-reduced-motion: reduce) {
  html:focus-within {
    scroll-behavior: auto;
  }
}

:focus {
  outline-offset: 0.25rem;
}

main:focus {
  outline: none;
}

/* Header Styles */
header {
  text-align: center;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
  position: sticky;
  top: 0;
  z-index: 1000;
  display: grid;
}

header h1 {
  margin: 0;
  width: 100%;
}

header img.logo {
  width: 80px;
  height: auto;
}

header,
footer,
nav,
.menu-left {
  background-color: #1a4987;
  color: white;
}

.dropdown {
  margin: 2vh 0;
  background-color: #1a4986;
}

.dropdown > a {
  font-weight: bold;
}

.dropdown-content a {
  margin-bottom: -1vw;
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 20px 0 20px;
  width: 100%;
}

.navbar a:hover {
  text-decoration: none;
  background-color: rgba(0, 0, 0, 0.3);
}

.menu-right,
.logo {
  display: flex;
}

.hamburger {
  display: flex;
  cursor: pointer;
  flex-direction: column;
  justify-content: space-around;
  width: 30px;
  height: 25px;
  margin: auto;
  padding-left: 1vw;
}

.hamburger span {
  height: 3px;
  width: 100%;
  border-radius: 2px;
  transition: all 0.3s ease;
}

.menu-left {
  overflow-y: auto;
  height: 100%;
  width: 0;
  position: fixed;
  z-index: 1;
  top: 0;
  left: 0;
  overflow-x: clip;
  transition: width 0.5s ease;
  padding-top: 60px;
}

.menu-left a:not(.closebtn) {
  padding: 1vh 0;
  font-size: 22px;
  display: block;
  width: 100%;
}

.menu-left .closebtn {
  position: absolute;
  top: 0;
  right: 25px;
  font-size: 36px;
  cursor: pointer;
}

.ticker {
  margin: 0 auto;
  white-space: nowrap;
  overflow: hidden;
  width: 100%;
  text-decoration: none;
}

.ticker span {
  display: inline-block;
  padding-left: 100%;
  padding-right: 5ps;
  animation: marquee 20s linear infinite;
}

.ticker2 {
  margin: -1.1rem auto;
}

.ticker2 span {
  animation-delay: 10s;
}

@keyframes marquee {
  0% {
    transform: translate(0, 0);
  }

  100% {
    transform: translate(-100%, 0);
  }
}

/* Main Content Styles */
main {
  flex: 1;
  padding: 1rem;
  display: flex;
  flex-direction: column;
}

section,
aside {
  margin-bottom: 2rem;
  max-width: 800px;
  margin: 0 auto;
}

section {
  width: 100%;
}

/* Spot the Difference Styles */
.spot-difference {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2xs);
  width: 98vw;
  margin-left: calc(-49vw + 50%);
}

.spot-difference p {
  width: 100%;
}

.spot-difference picture {
  flex: 1 1 300px;
  min-width: 0;
  transition: transform 0.3s ease;
}

.spot-difference picture:hover {
  transform: scale(1.1);
  z-index: 1;
}

.spot-difference img {
  width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 2 / 1;
  object-position: bottom;
}

#wordsearchlabs {
  max-width: 100%;
}

/* Footer Styles */
footer {
  text-align: center;
  padding: 1rem 0;
  width: 100%;
}

footer p {
  margin: 0;
}

/* Dark Mode Toggle Styles */
dark-mode-toggle {
  --dark-mode-toggle-dark-icon: url("img/icons/dark.svg");
  --dark-mode-toggle-light-icon: url("img/icons/light.svg");
  --dark-mode-toggle-system-icon: url("img/icons/sun-moon.svg");
  --dark-mode-toggle-remember-icon-unchecked: url("img/icons/unchecked.svg");
  --dark-mode-toggle-remember-icon-checked: url("img/icons/checked.svg");
}

dark-mode-toggle::part(aside) {
  display: inline;
  padding-left: 3px;
  visibility: visible;
}

#dark-mode-toggle-side {
  --dark-mode-toggle-icon-size: 2rem;
  height: auto;
}

/* Section Navigator Styles */
.section-navigator {
  width: fit-content;
  background-color: lightgray;
  padding: 10px;
  border-radius: 5px;
}

.section-navigator ul:before {
  content: attr(aria-label);
  font-size: 120%;
  font-weight: bold;
}

.section-navigator ul,
.section-navigator ul:before {
  list-style: none;
  padding: 5px 20px;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  flex-wrap: wrap;
}

.section-navigator li {
  margin: 0;
  align-self: center;
}

.section-navigator a {
  text-decoration: none;
  font-weight: bold;
  padding: 0.5rem;
  border-radius: 4px;
  transition: background-color 0.3s ease;
  vertical-align: middle;
  white-space: nowrap;
}

.section-navigator a:hover {
  background-color: #e2e6ea;
}

/* Google Maps Styles */
.google-maps {
  position: relative;
  padding-bottom: 75%;
  height: 0;
  overflow: hidden;
}

.google-maps iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100% !important;
  height: 100% !important;
}

/* Audio Styles */
audio {
  width: 100%;
  margin: 10px 0;
}

figcaption {
  font-weight: bold;
  margin-bottom: 5px;
}

/* Audio Gallery Styles */
.audio-gallery {
  overflow-y: auto;
  padding-right: 10px;
}

.audio-gallery figure {
  margin: 0;
  padding: 10px;
  border-radius: 5px;
}

.audio-gallery figcaption {
  font-weight: bold;
  margin-bottom: 5px;
}

/* Media Queries */
@media screen and (min-width: 768px) {
  .menu-left {
    overflow-y: unset;
  }

  .menu-right {
    display: none;
  }

  .dropdown {
    display: flex;
    position: relative;
    align-items: center;
  }

  .dropdown::after {
    content: "▼";
    font-size: 0.8em;
    margin-left: -1em;
    color: white;
  }

  .navbar a:not(.logo > a) {
    padding: 10px 15px;
    margin: 0 5px;
    font-size: calc(100% + 0.5vw);
  }

  .logo {
    position: relative;
    bottom: 30px;
    width: 80px;
  }

  .logo a {
    position: fixed;
  }

  .dropdown,
  .dropdown-content {
    margin: unset;
    background-color: #1a4987;
  }

  .dropdown > a {
    font-weight: unset;
  }

  .navbar .dropdown-content {
    display: none;
    position: absolute;
    min-width: 160px;
    box-shadow: 0 8px 16px 0 rgba(0, 0, 0, 0.2);
    top: 100%;
    z-index: 1;
  }

  .menu-left {
    width: 100%;
    position: unset;
    padding-top: unset;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
  }

  .menu-left a:not(.closebtn) {
    display: unset;
    width: unset;
  }

  .navbar .dropdown-content a {
    padding: 12px 16px;
    display: block;
  }

  .navbar .dropdown {
    position: relative;
  }

  .navbar .dropdown:hover .dropdown-content {
    display: block;
  }

  .menu-left .closebtn {
    display: none;
  }

  h1 {
    order: 0;
  }

  .navbar {
    order: 1;
  }

  .ticker {
    order: 2;
  }

  .section-navigator ul {
    flex-direction: row;
    justify-content: center;
    margin: 0;
  }

  h1 .small {
    font-size: unset;
  }
}

.audio-gallery {
  --sb-track-color: #232e33;
  --sb-thumb-color: #44697a;
  --sb-size: 6px;
}

.audio-gallery::-webkit-scrollbar {
  width: var(--sb-size);
}

.audio-gallery::-webkit-scrollbar-track {
  background: var(--sb-track-color);
  border-radius: 3px;
}

.audio-gallery::-webkit-scrollbar-thumb {
  background: var(--sb-thumb-color);
  border-radius: 3px;
}

@supports not selector(::-webkit-scrollbar) {
  .audio-gallery {
    scrollbar-color: var(--sb-thumb-color) var(--sb-track-color);
  }
}

iframe {
  width: 100%;
  border: none;
}