:root {
  /* Spacing */
  --spacing-sm: 10px;
  --spacing-md: 20px;
  --spacing-lg: 30px;

  /* Positioning */
  --corner-offset: 15px;
  --corner-size: 60px;
  --edge-offset: 70px;
  --z-index-bg: 1;
  --z-index-content: 2;

  /* Colors with light-dark() */
  --border-color: light-dark(#444, #333);
  --bg-color: light-dark(#ffffff, #1d1e20);
  --text-color: light-dark(#1d1e20, #d4d4d4);
  --accent-color: light-dark(#2c5d8f, #67a2c9);
  --accent-color-alpha: rgba(103, 162, 201, 0.3);
  --secondary-text: #888;
  --button-bg-color: light-dark(#454138, #fff);
  --title-color: light-dark(#2a2a2a, #a9a9a9);
  --icon-invert: light-dark(1, 0);

  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
}

/* Base styles */
html {
  scroll-behavior: smooth;
}

body {
  font-family: "Afacad Flux", sans-serif;
  font-size: 20px;
  line-height: 1.6;
  margin: 0;
  padding: 0;
  background-color: var(--bg-color);
  color: var(--text-color);
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* Layout components */
.container {
  width: 100%;
  padding: 0 var(--spacing-md);
  padding-left: max(var(--spacing-md), env(safe-area-inset-left));
  padding-right: max(var(--spacing-md), env(safe-area-inset-right));
  box-sizing: border-box;
  flex: 1 0 auto;
  display: flex;
  flex-direction: column;
  position: relative;
  z-index: var(--z-index-bg);
  background-color: transparent;
}

/* Header and navigation */
.header,
.content,
.footer {
  position: relative;
  z-index: var(--z-index-content);
}

.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-sm);
  border-bottom: 1px solid var(--border-color);
}

.logo {
  font-size: 28px;
  font-weight: bold;
  color: var(--text-color);
}

.menu {
  display: flex;
  align-items: center;
}

.menu ul {
  list-style-type: none;
  padding: 0;
  display: flex;
  margin-right: var(--spacing-md);
}

.menu li {
  margin-left: var(--spacing-md);
}

.menu a {
  text-decoration: none;
  color: var(--text-color);
  padding: 0 var(--spacing-sm);
  min-height: 36px;
  display: inline-flex;
  align-items: center;
  font-size: 24px;
  background-color: transparent;
  position: relative;
  z-index: 1;
  cursor: pointer;
  transition: color 0.2s, background-color 0.2s, box-shadow 0.2s;
}

.menu a:before {
  content: "";
  transition: all var(--transition-fast);
  position: absolute;
  inset: 0;
}

.menu a:after {
  content: "";
  transition: all 0.2s ease-out;
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 0;
  background-color: var(--button-bg-color);
  z-index: -1;
}

.menu a:hover {
  text-decoration: none;
  background-color: transparent;
  color: var(--bg-color);
  box-shadow: 0.2em 0.2em 0.1em 0 var(--accent-color-alpha);
}

.menu a:hover:before {
  top: -0.2rem;
  bottom: -0.2rem;
  border: solid var(--button-bg-color);
  border-width: 0.1rem 0;
}

.menu a:hover:after {
  width: 100%;
}

.menu a:active {
  color: var(--text-color);
}

.menu a:active:after {
  background-color: var(--bg-color);
  opacity: 0.8;
}

/* Social icons styling */
.social-icons {
  display: flex;
  justify-content: center;
  margin-top: var(--spacing-md);
}

.social-icons a {
  display: inline-flex;
  align-items: center;
  padding: var(--spacing-sm);
}

.theme-icon {
  width: 32px;
  height: 32px;
}

@media (prefers-color-scheme: light) {
  .theme-icon.light-icon {
    display: none;
  }
  .theme-icon.dark-icon {
    display: block;
  }
}

@media (prefers-color-scheme: dark) {
  .theme-icon.light-icon {
    display: block;
  }
  .theme-icon.dark-icon {
    display: none;
  }
}

/* Content areas */
.content {
  margin-top: var(--spacing-lg);
  padding: 0 var(--spacing-md);
  flex: 1 0 auto;
}

.content.home {
  text-align: center;
  line-height: 1.2;
  margin-top: 25vh;
}

.content.home h1 {
  margin-bottom: var(--spacing-sm);
}

/* Typography */
h1 {
  font-size: 56px;
  margin-bottom: var(--spacing-lg);
  color: var(--title-color);
}

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

/* Common hover effects */
a:hover {
  text-decoration: underline;
  color: var(--accent-color);
}

/* Components */
.project-title {
  font-weight: bold;
  color: var(--accent-color);
}

.project-description,
.footer {
  color: var(--secondary-text);
}

.footer {
  text-align: right;
  font-style: italic;
  padding: var(--spacing-md);
  flex-shrink: 0;
  margin-top: auto;
}

/* Optional: slight background for better readability */
#content {
  border-radius: 8px;
  padding: var(--spacing-md);
  margin-top: var(--spacing-md);
}

/* Transitions and animations */
.page-transition,
.project-title,
h1,
p,
span {
  transition: opacity var(--transition-normal);
}

.page-transition {
  opacity: 0;
}

.page-transition.loaded {
  opacity: 1;
}

.ui-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: var(--z-index-content);
}

/* Consolidated corner styles */
.corner {
  position: absolute;
  width: var(--corner-size);
  height: var(--corner-size);
  border: 2px solid var(--accent-color);
}

.corner.top-left,
.corner.top-right {
  top: var(--corner-offset);
}

.corner.bottom-left,
.corner.bottom-right {
  bottom: var(--corner-offset);
}

.corner.top-left,
.corner.bottom-left {
  left: var(--corner-offset);
  border-right: none;
}

.corner.top-right,
.corner.bottom-right {
  right: var(--corner-offset);
  border-left: none;
}

.corner.top-left,
.corner.top-right {
  border-bottom: none;
}

.corner.bottom-left,
.corner.bottom-right {
  border-top: none;
}

/* NieR-style list items */
.list-item,
.nav-item {
  position: relative;
  padding-left: 20px;
  list-style-type: none;
}

.list-item::before,
.nav-item::before {
  content: "◈";
  position: absolute;
  left: 0;
  color: var(--accent-color);
}

.nav-item::before {
  top: 50%;
  transform: translateY(-50%);
}

/* Ensure vertical alignment in flex contexts */
nav li a,
.navbar li a {
  display: flex;
  align-items: center;
}

/* Media Queries */
@media (max-width: 768px) {
  body {
    font-size: 18px;
  }

  .header {
    flex-direction: column;
    text-align: center;
  }

  .menu,
  .menu ul {
    width: 100%;
    justify-content: center;
  }

  .menu ul {
    margin: var(--spacing-sm) 0;
  }

  .menu li {
    margin: 0 var(--spacing-sm);
  }

  h1 {
    font-size: clamp(28px, 8vw, 36px);
  }

  .container,
  .content {
    padding: 0 var(--spacing-sm);
  }

  .content {
    margin-top: var(--spacing-md);
  }
}

@media (prefers-reduced-motion: reduce) {
  * {
    animation: none !important;
    transition: none !important;
  }
}

@media (hover: none) {
  .project-title,
  h1,
  p,
  span {
    transform: translateZ(0);
    -webkit-font-smoothing: antialiased;
  }
}