/* Fonts */
@import url("https://fonts.googleapis.com/css2?family=Bona+Nova:ital,wght@0,400;0,700;1,400&display=swap");

/* Color Scheme */
:root {
  --primary-color: #7eb8a6;
  --secondary-color: #d4a373;
  --accent-color: #bb9457;
  --background: #121212;
  --box: #1e1e1e;
  --text-primary: #e0e0e0;
  --text-secondary: #a0a0a0;
  --accent-light: #1a2422;
  --accent-medium: #243430;
  --shadow-color: rgba(0, 0, 0, 0.3);
  --gradient-start: #7eb8a6;
  --gradient-end: #4a8577;
}

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

html,
body {
  height: 100%;
}

body {
  font-family: "Bona Nova", sans-serif;
  color: var(--text-primary);
  background-color: var(--background);
  background-image: radial-gradient(
      circle at top right,
      #1a242280 20%,
      transparent 40%
    ),
    radial-gradient(circle at bottom left, #24343080 20%, transparent 40%);
  background-attachment: fixed;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* Wrapper Styles*/
.wrapper {
  width: 100%;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  flex: 1 0 auto;
  align-items: center;
}

/* Header Styles*/
header {
  width: 100%;
  padding: 2rem 0;
  position: relative;
}

h1 {
  font-size: 3rem;
  font-weight: 700;
  margin-bottom: 1rem;
  margin-left: 15%;
  position: relative;
  z-index: 2;
  background: linear-gradient(
    to right,
    var(--gradient-start),
    var(--gradient-end)
  );
  background-clip: text;
  -webkit-background-clip: text;
  color: transparent;
}

h1::before {
  content: "";
  position: absolute;
  width: 60px;
  height: 60px;
  background-color: var(--accent-medium);
  opacity: 0.4;
  border-radius: 50%;
  top: -40px;
  left: -55px;
  z-index: -1;
}

/* Navigation Menus */
.primary-nav {
  margin: 2rem auto;
  width: 100%;
}

.primary-nav ul {
  display: flex;
  justify-content: space-around;
  gap: 3rem;
  list-style: none;
  padding: 1rem;
  margin-left: 20%;
  margin-right: 10%;
  background: var(--box);
  border-radius: 0 1rem 1rem 0;
  box-shadow: 0 4px 20px var(--shadow-color);
}

.secondary-nav {
  margin: 1rem 0;
  position: relative;
  width: 80%;
}

.secondary-nav ol {
  display: flex;
  justify-content: space-around;
  gap: 3rem;
  list-style-type: decimal-leading-zero;
  background: var(--box);
  padding: 1rem;
  margin-right: 20%;
  border-radius: 1rem 0 0 1rem;
  box-shadow: 0 4px 20px var(--shadow-color);
}

.secondary-nav h3 {
  color: var(--text-primary);
  margin-bottom: 10px;
  border-bottom: 2px solid var(--primary-color);
  display: inline-block;
}

/* Link Styles */
a {
  text-decoration: none;
  color: var(--text-secondary);
  transition: all 0.2s ease;
  padding: 0.2rem 0;
  position: relative;
}

a:visited {
  color: var(--primary-color);
}

a:hover,
a.active {
  color: var(--accent-color);
}

nav a::after {
  content: "";
  position: absolute;
  width: 0;
  height: 2px;
  bottom: -2px;
  left: 0;
  background: linear-gradient(
    to right,
    var(--primary-color),
    var(--secondary-color)
  );
  transition: width 0.3s ease;
}

nav a:hover::after {
  width: 100%;
}

/* Main Content Styles */
.content-container {
  max-width: 1000px;
  width: 100%;
  padding: 0 2rem;
  margin: 2rem auto;
}

main {
  width: 100%;
}

h2 {
  color: var(--primary-color);
  font-size: 2rem;
}

.intro {
  background-color: var(--box);
  padding: 2rem;
  border-radius: 2rem 0 2rem 0;
  box-shadow: 20px 20px 30px var(--shadow-color);
  margin: 3rem;
  transform: rotate(-3deg);
  border: 2px solid var(--accent-medium);
  color: var(--text-secondary);
  font-size: 1rem;
}

.main-lists {
  background-color: var(--box);
  box-shadow: 20px 20px 30px var(--shadow-color);
  padding: 1rem 2rem;
  margin: 1rem 0;
  border: 2px solid var(--accent-medium);
  border-radius: 1rem;
  color: var(--text-secondary);
  font-size: 1rem;
  list-style-type: decimal-leading-zero;
}

.main-lists li {
  margin-bottom: 1rem;
  padding-left: 1rem;
  border-left: 3px solid transparent;
}

.main-lists li:hover {
  border-left-color: var(--accent-color);
  padding: 0.1rem 0.1rem 0.1rem 1.5rem;
  background-color: var(--accent-light);
  border-radius: 0 1rem 1rem 0;
}

/* Aside Styles */
aside {
  width: 300px;
  height: 250px;
  background-color: var(--box);
  padding: 2rem;
  border-radius: 3rem 0 0 3rem;
  border: 3px solid var(--accent-medium);
  box-shadow: 0 4px 20px var(--shadow-color);
}

aside h2 {
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
  color: var(--primary-color);
}

aside ul {
  list-style: none;
}

aside li {
  margin-bottom: 1rem;
  padding-left: 1rem;
  border-left: 3px solid transparent;
}

aside li:hover {
  border-left-color: var(--accent-color);
  padding: 0.1rem 0.1rem 0.1rem 1.5rem;
  background-color: var(--accent-light);
  border-radius: 0 1rem 1rem 0;
}

/* Footer Styles */
footer {
  width: 100%;
  background-color: var(--box);
  border-top: 3px solid var(--accent-medium);
  box-shadow: 0 -4px 20px var(--shadow-color);
  margin-top: auto;
  padding: 1rem 2rem;
  display: flex;
  justify-content: center;
  gap: 2rem;
}

footer a {
  line-height: 2;
  padding: 0 1em;
}

footer :first-child {
  margin-right: auto;
}

/* Media Queries */
@media screen and (max-width: 768px) {
  h1 {
    font-size: 2rem;
    margin-left: 5%;
  }

  .primary-nav {
    padding-left: 5%;
    margin: 1rem 0;
  }

  .primary-nav ul {
    flex-direction: column;
    gap: 1rem;
    margin-left: 0;
    border-radius: 1rem;
    padding: 1.5rem;
  }

  .content-container {
    flex-direction: column;
    gap: 2rem;
    margin-top: 1.5rem;
  }

  main {
    margin: 0;
  }

  .intro {
    margin: 2rem 0;
    padding: 1.5rem;
    transform: none;
  }

  aside {
    width: 100%;
    height: auto;
    border-radius: 1rem;
    margin-bottom: 2rem;
  }

  .wrapper {
    padding: 1rem;
  }

  footer {
    flex-direction: column;
    text-align: center;
    padding: 1rem;
  }

  footer :first-child {
    margin-right: 0;
  }

  footer a {
    display: block;
    padding: 0.5em;
  }
}

@media screen and (max-width: 480px) {
  h1 {
    font-size: 1.5rem;
  }

  h2 {
    font-size: 1.25rem;
  }

  .main-lists {
    padding: 1rem;
  }

  .intro {
    padding: 1rem;
  }
}