/*
================================
======== Table of Content ======
================================
    0. Header layout and styling
      0.0. Boreder Hover
    1. Footer layout and styling
    2. Responsive Design 
      2.0. Desktop Styles (min-width: 1024px)
================================
*/

/* ========== 0. Header layout and styling ========== */
header {
  position: sticky;
  top: 0;
  z-index: 999999;
  background-color: var(--color-theme);
  width: 100%;
  padding: var(--spacing-md) 0;
}

header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

header .container>button {
  background-color: transparent;
  border: none;
  width: 2rem;
  cursor: pointer;
}

header .container nav {
  background-color: var(--color-theme);
  position: absolute;
  top: 0;
  right: 0;
  width: 100%;
  height: 100vh;
  transform: translateX(100%);
  transition: transform 0.5s;
}

header .container nav.navIsOpen {
  transform: translateX(0%);
}

header .container nav>button {
  border: none;
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  background-color: var(--color-theme);
}

header .container nav ul {
  width: 70%;
  height: 100%;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 1rem;
}

header .container nav ul>li {
  width: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}

header .container nav ul>li a {
  text-decoration: none;
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
  display: block;
  width: 10rem;
  text-align: center;
  padding: 0.5rem 1rem;
  cursor: pointer;
}

/* =========== 0.1. Border Hover =========== */
header .container nav ul li::after,
header .container nav ul li::before {
  content: "";
  position: absolute;
  display: block;
  top: 0;
  left: 0;
  z-index: -1;
  /* for display pointer */
  border-style: solid;
  border-color: var(--color-bg-secondary);
  transform-origin: left;
  transition: transform 0.5s ease;
}

header .container nav ul li::after {
  border-width: 2px 0;
  transform: scale3d(0, 1, 1);
  width: 100%;
  height: 90%;
  transition-delay: 0.2s;
}

header .container nav ul li::before {
  border-width: 0 2px;
  transform: scale3d(1, 0, 1);
  height: 100%;
  width: 99%;
}

header .container nav ul li:hover::after,
header .container nav ul li:hover::before {
  transform: scale3d(1, 1, 1);
}

/* ========== 1. Footer layout and styling ========== */
footer {
  background-color: var(--color-theme);
  margin-top: 7rem;
  width: 100%;
}

footer .container {
  display: flex;
  flex-direction: column-reverse;
  align-items: center;
  height: 10rem;
  position: relative;
}

footer .container div {
  width: 7em;
  position: absolute;
  top: -30%;
}

footer .container div>img {
  border-radius: 50%;
  box-shadow: var(--box-shadow);
  transition: transform 0.3s ease;
}

footer .container div>img:hover {
  transform: scale(1.05);
}

footer ul {
  margin: var(--spacing-sm);
  display: flex;
  width: 12em;
  justify-content: space-evenly;
  gap: var(--spacing-md);
}

footer ul li {
  background-color: var(--color-bg-tertiary);
  width: 2.5em;
  height: 2.5em;
  border-radius: var(--border-radius-full);
  display: flex;
  justify-content: center;
  align-items: center;
  transition: transform 0.3s ease;
}

footer ul li:hover {
  transform: translateY(-0.2em);
}

footer ul li a {
  cursor: pointer;
  display: block;
  padding: 0.5rem;
}

footer p {
  margin-bottom: var(--spacing-md);
  font-size: var(--font-size-md);
  color: var(--color-text-secondary);
  word-spacing: 0.2em;
}

/* ========== 2. Responsive Design ========== */
/* -- 2.1. Desktop Styles (min-width: 1024px) */
@media screen and (min-width: 992px) {

  header .container>button:first-of-type,
  header .container nav>button {
    display: none;
  }

  header .container>button:last-of-type {
    order: 1;
  }

  header .container nav {
    background-color: transparent;
    position: static;
    transform: translateX(0);
    width: 100%;
    height: 100%;
    ;
  }

  header .container nav ul {
    flex-direction: row;
    justify-content: space-between;
    margin-right: 0;
  }
}