/* =========================================
   1. GLOBAL & BASE STYLES
   ========================================= */
:root {
  /* --- Explicit Color Tokens --- */
  --bg-main-light: white;
  --bg-header-footer-light: #f8f9fa;
  --text-main-light: #333333;
  --text-header-footer-light: #333333;
  --accent-light: #6a1b9a;
  --share-bg-light: #333333;
  --btn-shadow-light: 0 3px 6px #00000026, 0 1px 3px #0000001a;
  --btn-border-light: transparent;

  --bg-main-dark: #121212;
  --bg-header-footer-dark: #1e1e1e;
  --text-main-dark: #e0e0e0;
  --text-header-footer-dark: white;
  --accent-dark: #ba68c8;
  --share-bg-dark: #333333;
  --btn-shadow-dark: none;
  --btn-border-dark: var(--accent-dark);

  /* --- Default Active Theme (Light) --- */
  --bg-main: var(--bg-main-light);
  --bg-header-footer: var(--bg-header-footer-light);
  --text-main: var(--text-main-light);
  --text-header-footer: var(--text-header-footer-light);
  --accent-color: var(--accent-light);
  --share-bg: var(--share-bg-light);
  --btn-shadow: var(--btn-shadow-light);
  --btn-border: var(--btn-border-light);
}

html.theme-light {
  --bg-main: var(--bg-main-light);
  --bg-header-footer: var(--bg-header-footer-light);
  --text-main: var(--text-main-light);
  --text-header-footer: var(--text-header-footer-light);
  --accent-color: var(--accent-light);
  --share-bg: var(--share-bg-light);
  --btn-shadow: var(--btn-shadow-light);
  --btn-border: var(--btn-border-light);
}

html.theme-dark {
  --bg-main: var(--bg-main-dark);
  --bg-header-footer: var(--bg-header-footer-dark);
  --text-main: var(--text-main-dark);
  --text-header-footer: var(--text-header-footer-dark);
  --accent-color: var(--accent-dark);
  --share-bg: var(--share-bg-dark);
  --btn-shadow: var(--btn-shadow-dark);
  --btn-border: var(--btn-border-dark);
}

@media (prefers-color-scheme: dark) {
  :root:not(.theme-light) {
    --bg-main: var(--bg-main-dark);
    --bg-header-footer: var(--bg-header-footer-dark);
    --text-main: var(--text-main-dark);
    --text-header-footer: var(--text-header-footer-dark);
    --accent-color: var(--accent-dark);
    --share-bg: var(--share-bg-dark);
    --btn-shadow: var(--btn-shadow-dark);
    --btn-border: var(--btn-border-dark);
  }
}

html {
  box-sizing: border-box;
}

*,
*:before,
*:after {
  box-sizing: inherit;
}

html,
body {
  width: 100%;
  height: 100%;
  margin: 0;
  padding: 0;
}

body {
  font-family: 'Comfortaa', cursive;
  background-color: var(--bg-main);
  color: var(--text-main);
  display: grid;
  min-height: 100vh;
  grid-template-rows: auto 1fr auto;
}

/* =========================================
   2. LAYOUT & STRUCTURE
   ========================================= */
.container {
  width: 100%;
  max-width: 1000px;
  margin: 0 auto;
}

header,
footer,
section {
  text-align: center;
}

header,
footer {
  color: var(--text-header-footer);
  background-color: var(--bg-header-footer);
}

header {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 1em;
  padding: 1.5em 1em;
  z-index: 1;
  border-bottom: 4px solid var(--accent-color);
  box-shadow: 0 1px 3px #0000001f, 0 1px 2px #0000003d;
}

@media (min-width: 600px) {
  header {
    flex-direction: row;
    justify-content: space-between;
    padding: 0 2em;
    min-height: 6em;
  }
}

.header-branding {
  display: flex;
  align-items: center;
  gap: 0.75em;
}

.header-logo {
  width: 40px;
  height: 40px;
}

header h1 {
  margin: 0;
  font-size: 1.5rem;
}

section {
  display: flex;
  flex-direction: column;
}

.content {
  margin: auto;
  padding: 2em;
  max-width: 1000px;
  width: 100%;
}

.content img {
  max-width: 100%;
  height: auto;
  margin-top: 1em;
}

nav {
  padding-bottom: 1em;
}

footer {
  display: flex;
  flex-direction: column;
  z-index: 1;
  padding: 1em 1em 0.5em 1em;
  border-top: 4px solid var(--accent-color);
  box-shadow: 0 -3px 6px #00000029, 0 -3px 6px #0000003b;
}

footer p {
  margin: auto;
  padding-top: 0.5em;
  padding-bottom: 0.5em;
}

.skills-section {
  margin-top: 3em;
}

.skills-section h3 {
  margin-bottom: 1em;
  font-size: 1.5rem;
}

.skills-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5em;
  justify-content: center;
}

.skill-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
  padding: 0.5em 1.25em;
  border: 2px solid var(--text-main);
  border-radius: 99px;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-main);
  background-color: transparent;
  transition: 0.3s ease;
  cursor: default;
  box-sizing: border-box;
}

.skill-pill i {
  font-size: 1.2rem;
}

.skill-pill:hover {
  background-color: var(--text-main);
  color: var(--bg-main);
  transform: translateY(-2px);
}

/* =========================================
   3. SHARE BUTTONS
   ========================================= */
.share-button {
  display: inline-block;
  margin: 4px 6px;
  width: 32px;
  height: 32px;
  border-radius: 32px;
  padding: 0;
  color: white;
  background-color: var(--share-bg);
  outline: none;
  text-decoration: none;
  /* border, highlight, inner shadow, drop shadow */
  box-shadow: var(--btn-shadow), 0 0 0 2px var(--btn-border);
  transition: 0.4s;
}

.share-button:focus {
  background-image: none;
}

.share-button:hover {
  opacity: 0.75;
  transform: scale(1.125);
}

.share-button:active,
.share-button:active:focus {
  background-image: linear-gradient(to top, #ffffff4d, #0000001a);
}

.share-button i,
.share-button span {
  margin: 8px;
  vertical-align: middle;
  color: white;
}

.share-button:active span {
  color: white;
  text-shadow: 0 2px #00000033;
}

.share-button span {
  font-size: 24px;
  line-height: 26px;
  text-transform: uppercase;
  font-weight: 700;
  margin: 0;
  padding: 0;
}

.share-button i {
  font-size: 16px;
  vertical-align: middle;
  text-align: center;
  line-height: 33px;
  width: 24px;
  margin: 0;
  padding: 0;
}

@media (min-width: 992px) {
  .share-button {
    width: 64px;
    height: 64px;
  }

  .share-button span {
    line-height: 52px;
  }

  .share-button i {
    font-size: 32px;
    line-height: 66px;
    width: 64px;
  }
}


/* =========================================
   4. BRAND COLORS
   ========================================= */
.share-button.x {
  background-color: black;
}

.share-button.stack {
  background-color: #1E5397;
}

.share-button.deviantart {
  background-color: black;
}

.share-button.deviantart i {
  color: #50CC47;
}

.share-button.github {
  background-color: #26115F;
}

.share-button.linkedin {
  background-color: #0A66C2;
}

.share-button.dev {
  background-color: #0A0A0A;
}

.share-button.instagram {
  background-color: #E4405F;
}

.share-button.youtube {
  background-color: #FF0000;
}

.share-button.gitlab {
  background-color: #FC6D26;
}

.share-button.medium {
  background-color: #E8E8E8;
}

.share-button.medium i {
  color: #191919;
}

.share-button.steam {
  background-color: #1B2838;
}

/* =========================================
   5. ANIMATIONS
   ========================================= */
/*
    Hearbeat Animation
    Derived from https://codepen.io/ksycz/pen/MVvqpy
*/

.heartbeat-animation {
  animation: 1.25s infinite heartbeat;
}

@keyframes heartbeat {
  0% {
    transform: scale(1);
  }

  25% {
    transform: scale(1.05);
  }

  40% {
    transform: scale(1);
  }

  60% {
    transform: scale(1.05);
  }

  100% {
    transform: scale(1);
  }
}

/* end - Hearbeat Animation */

/* =========================================
   6. THEME SEGMENT CONTROL
   ========================================= */
.theme-segment {
  display: flex;
  background-color: var(--share-bg);
  border-radius: 20px;
  padding: 3px;
  gap: 2px;
  box-shadow: var(--btn-shadow), 0 0 0 2px var(--btn-border);
}

.theme-segment button {
  background: transparent;
  border: none;
  color: white;
  font-size: 1.1rem;
  cursor: pointer;
  border-radius: 16px;
  padding: 0.4em 0.8em;
  outline: none;
  transition: all 0.3s ease;
}

.theme-segment button:hover {
  opacity: 0.8;
}

.theme-segment button.active {
  background-color: var(--accent-color);
  color: white;
}