/* Google Fonts: Roboto */
@import url("https://fonts.googleapis.com/css2?family=Roboto:ital,wght@0,100..900;1,100..900&display=swap");

/* VARIABLES */
/* --------- */
/* 
Flat UI Colors 
https://flatuicolors.com/
Aussie Palette: 
- Exodus Fruit #686de0
  -- Tint & Shade Generator
      https://maketintsandshades.com/
*/

:root {
  /* Core Colors */
  --color-light: #f0f0fc;
  --color-medium: #b4b6f0;
  --color-dark: #5357b3;
  --color-text-dark: #1f2143;

  /* Body Colors */
  --body-bg: #e1e2f9;
  --body-text: #2a2c5a;

  /* Accordion Header */
  --accordion-header-bg-closed: var(--color-dark);
  --accordion-header-text-closed: var(--color-light);
  --accordion-header-bg-open: var(--color-light);
  --accordion-header-text-open: var(--color-dark);

  /* Accordion Icons */
  --icon-close-color: var(--color-light);
  --icon-open-color: var(--color-dark);

  /* Accordion Content */
  --accordion-content-bg: var(--color-medium);
  --accordion-content-text: var(--color-text-dark);
  --active-accordion-border: var(--color-dark);

  /* Footer */
  --footer-bg: #343770;
  --footer-primary-color: var(--color-light);
  --footer-secondary-color: var(--color-medium);
}

/* GLOBAL STYLES */
/* ------------- */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  scroll-behavior: smooth;
}

html {
  font-size: 62.5%;
  /* overflow-y: scroll; */
}

body {
  /* min-height: 100vh; */
  min-height: 150vh; /* For observing scrollIntoView() behavior with limited content */
  background-color: var(--body-bg);
  color: var(--body-text);
  font-family: "Roboto", Tahoma, sans-serif;
}

.page-title {
  font-size: 4.8rem;
  text-align: center;
  margin: 2rem;
  margin: 4.8rem 0 2.4rem;
}

/* ACCORDION CONTAINER */
/* ------------------- */
.accordion-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 100%;
  max-width: 600px;
  margin: 2rem auto;
  padding: 2rem;
  min-height: auto;
  overflow: visible;
}

/* Accordion Items */
.accordion-item {
  display: flex;
  flex-direction: column;
  width: 100%;
  max-width: 500px;
  margin-bottom: 0.5rem;
  border: solid 2px transparent;
}

.accordion-item:has(.accordion-content.active) {
  border: solid 2px var(--active-accordion-border);
  border-radius: 10px;
}

/* Accordion Buttons */
.accordion-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  /* position: relative;
  text-align: left; */
  font-family: inherit;
  font-size: 2.6rem;
  padding: 0.5rem 1rem 0.5rem 0.5rem;
  cursor: pointer;
  border: none;
  border-radius: 10px;
  background-color: var(--accordion-header-bg-closed);
  color: var(--accordion-header-text-closed);
  transition:
    background-color 0.5s ease,
    color 0.5s ease;
}

.accordion-header:hover {
  background-color: var(--accordion-header-bg-open);
  color: var(--color-text-dark);
}

.accordion-item:has(.accordion-content.active) .accordion-header {
  border-radius: 10px 10px 0 0;
  background-color: var(--accordion-header-bg-open);
  color: var(--accordion-header-text-open);
}

.accordion-item:has(.accordion-content.active) .accordion-header:hover {
  color: var(--color-text-dark);
}

/* Accordion Icons */
.icon {
  /* position: absolute;
  right: 1rem;
  top: 50%;
  transform: translateY(-50%); */
  font-size: 2rem;
}

.icon-closed {
  color: var(--icon-close-color);
}

.icon-opened {
  color: var(--icon-open-color);
}

.accordion-header:hover .icon {
  color: var(--color-text-dark);
}

.accordion-icon .icon {
  transition: transform 0.3s ease;
}

.accordion-icon .icon.icon-opened {
  transform: rotate(180deg);
}

/* Accordion Contents */
.accordion-content {
  /* display: none; */
  max-height: 0;
  overflow: hidden;
  border-radius: 10px;
  background-color: var(--accordion-content-bg);
  color: var(--accordion-content-text);
  transition:
    max-height 0.5s ease,
    border-radius 0.1s ease;
}

.accordion-content.active {
  /* display: block; */
  max-height: 500px;
  border-radius: 0 0 10px 10px;
}

.content-text {
  font-size: 1.8rem;
  margin: 1rem;
  line-height: 1.5;
}

/* FOOTER */
/* ------ */
.footer {
  display: flex;
  align-items: center;
  position: fixed;
  bottom: 0;
  width: 100%;
  padding: 0.8rem 1.6rem;
  background-color: var(--footer-bg);
}

.footer-content {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  margin: 0 auto;
}

.footer-text {
  font-size: 2.4rem;
  color: var(--footer-primary-color);
}

.footer-author {
  font-size: 2.4rem;
  color: var(--footer-secondary-color);
}

.github-link {
  margin: 0 1.6rem;
}

.arrow-up {
  border: none;
  background: none;
  cursor: pointer;
}

.github-link,
.arrow-up {
  display: inline-block;
  /* transition: all 0.5s ease; */
  transition:
    transform 0.5s ease,
    color 0.5s ease;
  color: var(--footer-primary-color);
}

.github-link:hover,
.arrow-up:hover {
  transform: scale(1.3);
  color: var(--footer-secondary-color);
}

.footer-github-icon,
.footer-arrow-icon {
  font-size: 2.8rem;
}