/* latin */
@font-face {
  font-family: "Fira Mono";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url(../assets/fira-400.woff2) format("woff2");
  unicode-range:
    U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329,
    U+2000-206F, U+2074, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
/* latin */
@font-face {
  font-family: "Fira Mono";
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url(../assets/fira-700.woff2) format("woff2");
  unicode-range:
    U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329,
    U+2000-206F, U+2074, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

* {
  box-sizing: border-box;
  padding: 0;
  margin: 0;
}

:root {
  font-family: "Fira Mono", sans-serif;
  font-size: 14px;
  line-height: 1.6;
  --inactive-bg-color: #777;
  --active-bg-color: #333;
}

body {
  background: var(--bkg-color);
  --header-text-color: #2d760c;
  --bkg-color: #fff;
  --text-color: #333;
}

body.dark-theme {
  --header-text-color: #c28a11;
  --bkg-color: #333;
  --text-color: #ccc;
}

h1 {
  color: var(--header-text-color);
  font-size: 50px;
  letter-spacing: 0px;
  margin-bottom: 20px;
  text-align: center;
}

h2 {
  color: var(--header-text-color);
  text-align: center;
}

h3 {
  color: var(--text-color);
  margin-top: 10px;
  margin-bottom: 10px;
}

ul {
  list-style-type: none;
}

a {
  color: var(--header-text-color);
  text-decoration: none;
}

img {
  border: 1px solid #ddd;
  border-radius: 8px;
  width: auto;
  height: auto;
  max-width: 100%;
}

p {
  margin: 20px 0;
}

nav ul {
  display: flex;
  justify-content: space-around;
  align-items: center;
}

.main-text {
  font-size: 18px;
}

nav ul li {
  color: var(--header-text-color);
  cursor: pointer;
}

.container {
  max-width: 1000px;
  margin: 3rem auto 0;
  padding: 3rem;
}

.winbox .wb-title {
  font-family: "Fira Mono", monospace;
}

.wb-body {
  background: var(--bkg-color);
  color: var(--text-color);
  padding: 20px;
}

.hidden {
  display: none;
}

.cursor {
  font-weight: 700;
  animation: 1s blink step-end infinite;
}

.theme-toggle {
  position: fixed;
  top: 20px;
  right: 20px;
  background: var(--bkg-color);
  color: var(--text-color);
  border: 2px solid var(--header-text-color);
  border-radius: 50%;
  width: 50px;
  height: 50px;
  font-size: 20px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
  z-index: 100;
}

.theme-toggle:hover {
  background: var(--header-text-color);
  color: var(--bkg-color);
}

.theme-icon-light {
  display: inline;
}

.theme-icon-dark {
  display: none;
}

body.dark-theme .theme-icon-light {
  display: none;
}

body.dark-theme .theme-icon-dark {
  display: inline;
}

@keyframes blink {
  from,
  to {
    color: transparent;
  }

  50% {
    color: var(--header-text-color);
  }
}

@media screen and (max-width: 768px) {
  nav ul {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
  }
}