.menu__footer-social {
  display: flex;
  justify-content: flex-start;
  gap: 20px;
  margin-top: 0px;
  z-index: 99999;
}

img.menu__footer-social-icon {
  width: 25px;
}

.header {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: var(--grid-gap);
  align-items: center;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  padding: 0 var(--grid-gap);
  background: var(--color-background);
  z-index: 100;
  transition:
    height var(--transition-timing),
    padding var(--transition-timing);
}

.header__menu-toggle {
  display: grid;
  place-items: center;
  width: 60px;
  height: 40px;
  background: none;
  border: none;
  cursor: pointer;
  position: relative;
  z-index: 9999;
  transition: transform 0.3s ease;
}

.line {
  display: block;
  width: 50px;
  height: 2px;
  background-color: var(--color-feature);
  position: absolute;
  transition: all 0.3s ease;
  border-radius: 1px;
}

.line:nth-child(1) {
  top: 10px;
}
.line:nth-child(2) {
  top: 18px;
}
.line:nth-child(3) {
  top: 26px;
}

.header__menu-toggle.state-square {
  transform: scale(1);
}
.header__menu-toggle.state-x {
  transform: scale(1);
}
.header__menu-toggle.state-square .line {
  width: 40px;
}

.header__menu-toggle.state-square .line:nth-child(1) {
  top: 10px;
}
.header__menu-toggle.state-square .line:nth-child(3) {
  top: 26px;
}

.header__menu-toggle.state-x .line:nth-child(1) {
  top: 20px;
  transform: rotate(45deg);
}

.header__menu-toggle.state-x .line:nth-child(2) {
  opacity: 0;
}

.header__menu-toggle.state-x .line:nth-child(3) {
  top: 20px;
  transform: rotate(-45deg);
}

.header__brand {
  display: grid;
  place-items: center;
  height: 100%;
  max-width: 200px;
  margin: 0 auto;
  transition: max-width var(--transition-timing);
  z-index: 9999;
  align-items: center;
  line-height: 0px;
}

.header__book-button {
  z-index: 9999;
  width: 60px;
  text-decoration: none!important;
}

.btn {
  background: none;
  border: 0px;
  font-family: var(--header-font);
  font-size: var(--font-size-base);
  text-transform: uppercase;
  text-decoration: underline;
  color: inherit;
}

.header__brand-logo {
  width: 100%;
  height: 100%;
  max-height: calc(var(--header-height) - 40px);
  transition: max-height var(--transition-timing);
}

.menu {
  display: grid;
  grid-template-rows: auto 1fr auto;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background: var(--color-background);
  transform: translateX(-100%);
  transition:
    transform var(--transition-timing),
    padding var(--transition-timing);
  z-index: 200;
}

.menu__nav {
  display: grid;
  gap: 0.5rem;
  align-content: start;
  padding: var(--grid-gap) 0;
  text-align: center;
  overflow-y: auto;
  transition:
    padding var(--transition-timing),
    gap var(--transition-timing);
  margin-top: calc(var(--header-height) * 1.1);
  padding-bottom: 130px;
}

.menu__section-title {
  position: relative;
  display: inline-block;
  cursor: pointer;
  font-family: var(--body-font);
  font-size: calc(var(--font-size-h3) * 0.8);
  transition: color var(--transition-timing);
}

.menu__section-title::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0px;
  width: 0%;
  height: calc(var(--line-thickness) * 2);
  background-color: var(--color-feature);
  transition: width var(--transition-timing);
}

.menu__links-wrapper {
  overflow: hidden;
  transition: padding 0.3s ease;
  padding: 0;
}

.menu__section.active .menu__links-wrapper {
  padding: 1.25rem 0;
}

.menu__section-title:hover::after,
.menu__section.active .menu__section-title::after {
  width: 100%;
}

.menu__section.active .menu__section-title {
  color: var(--color-feature);
}

.menu__section-title:not(:first-of-type) {
  margin-top: 1rem;
}

.menu__section.active .menu__links {
  max-height: 500px; 
  opacity: 1;
}
.menu__links {
  max-height: 0;
  opacity: 0;
  transition:
    max-height 0.3s ease-out,
    opacity 0.3s ease-out;
}

.menu__link:hover {
  left: 3px;
  animation: fadeSlideIn 0.5s ease forwards;
}

.menu__social {
  display: grid;
  grid-auto-flow: column;
  justify-content: center;
  gap: var(--grid-gap);
  padding: var(--grid-gap) 0;
  transition:
    padding var(--transition-timing),
    gap var(--transition-timing);
}

.menu--active {
  transform: translateX(0);
}

.menu__links {
  max-height: 0;
  opacity: 0;
  display: block;
  transition:
    max-height 0.5s ease,
    opacity 0.5s ease;
}

.menu__section.active .menu__links {
  max-height: 500px;
  opacity: 1;
}

.menu__link {
  opacity: 0;
  transform: translateY(10px);
  animation: fadeSlideIn 0.5s ease forwards;
  animation-delay: var(--fade-delay, 0s);
  display: block;
  font-size: calc(var(--font-size-base) * 1.15);
  padding-bottom: 2px;
  left: 0px;
  position: relative;
  transition:
    left 0.5s ease,
    color 0.3s ease;
}

@keyframes fadeSlideIn {
  from {
      opacity: 0;
      transform: translateY(10px);
  }
  to {
      opacity: 1;
      transform: translateY(0);
  }
}

@media (prefers-reduced-motion: reduce) {
  :root {
      --transition-timing: 0s;
  }
}

@media screen and (min-width: 768px) {
  .menu {
      width: 400px;
      height: 100%;
      transform: translateX(-400px);
      transition: transform var(--transition-timing);
  }

  .menu--active {
      transform: translateX(0);
  }

  .menu__nav {
      text-align: left;
      padding-left: calc(var(--grid-gap) * 1.5);
  }

  .menu__section-title {
      text-align: left !important;
      margin-left: 0;
      margin-right: 0;
  }

  .menu__link {
      text-align: left;
  }
}

.menu__footer-legal {
  font-size: calc(var(--font-size-base) * 0.7);
}

.menu__footer {
  position: absolute;
  bottom: 0;
  background-color: var(--color-background);
  z-index: 10;
  width: calc(100% - (var(--grid-gap) * 2));
}

.menu__footer {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--grid-gap);
  gap: 1.5rem;
  background-color: var(--color-background);
  height: fit-content;
}

.menu__footer::before {
  content: "";
  position: absolute;
  top: -50px;
  left: 0;
  right: 0;
  height: 50px;
  background: linear-gradient(
    to top,
    var(--color-background) 0%,
    transparent 100%
  );
  z-index: -1;
  pointer-events: none;
}

.menu__footer-social {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
}

.menu__footer-social a svg {
  width: 24px;
  height: 24px;
  fill: var(--color-feature);
  transition:
    transform 0.3s ease,
    fill 0.3s ease;
}

.menu__footer-social a:hover svg {
  transform: scale(1.1);
  fill: black;
}

.menu__footer-legal {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
  font-size: calc(var(--font-size-base) * 0.85);
  text-align: center;
}

@media screen and (min-width: 768px) {
  .menu__footer {
      align-items: flex-start;
      padding-left: calc(var(--grid-gap) * 1.5);
      width: calc(100% - (var(--grid-gap) * 2.5));
  }

  .menu__footer-social {
      justify-content: flex-start;
  }

  .menu__footer-legal {
      justify-content: flex-start;
      text-align: left;
  }
}