* {
  margin: 0;
  padding: 50;
  box-sizing: border-box;
}

:root {
  --text-color: white;
  --bg-url: url(./assets/bg-mobile.jpg);
  --stroke-color: rgba(255, 255, 255, 0.5);
  --surface-color: rgba(255, 255, 255, 0.05);
  --surface-color-hover: rgba(0, 0, 0, 0.02);
  --highlight-color: rgba(255, 255, 255, 0.2);
  --switch-bg-url: url(./assets/moon-stars.svg);
}

.light {
  --text-color: black;
  --bg-url: url(./assets/bg-mobile-light.jpg);
  --stroke-color: rgba(0, 0, 0, 0.5);
  --surface-color: rgba(0, 0, 0, 0.05);
  --surface-color-hover: rgba(0, 0, 0, 0.02);
  --highlight-color: rgba(0, 0, 0, 0.1);
  --switch-bg-url: url(./assets/sun.svg);

.btn {
  margin: 00px 0;
  border: 2px solid #ff7675;
  padding: 14px 60px;
  text-transform: uppercase;
  overflow: hidden;
  transition: 1s all ease;
  font-size: 800;
}
}

body {
  background: var(--bg-url) no-repeat top center/cover;
  height: 100%;
}

body * {
  font-family: "Inter", sans-serif;
  color: var(--text-color);
}

/* social links */

#social-links {
  display: flex;
  justify-content: center;
  padding: 24px 0;
  font-size: 24px;
}

#social-links a {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;

  transition: background 0.2s;
  border-radius: 50%;
}

#social-links a:hover {
  transform: scale(1.2);
  filter: drop-shadow(0 0 12px white);
  opacity: 1;

}

#container {
  width: 100%;
  max-width: 588px;
  margin: 56px auto 0px;
  padding: 0 24px;
}

/* profile */
#profile {
  text-align: center;
  padding: 24px;
}

#profile img {
  width: 112px;
}

#profile p {
  font-weight: 500;
  line-height: 24px;
  margin-top: 8px;
}

/* switch */
#switch {
  position: relative;
  width: 64px;
  margin: 4px auto;
}

#switch button {
  width: 32px;
  height: 32px;
  background: white var(--switch-bg-url) no-repeat center;
  border: 0;
  border-radius: 50%;
  position: absolute;
  top: 50%;
  left: 0;
  z-index: 1;
  transform: translateY(-50%);
  animation: slide-back 0.52s;
}

.light #switch button {
  animation: slide-in 0.52s forwards;

}

#switch button:hover {
  filter: drop-shadow(0 0 12px white);
  opacity: 1;
}

#switch span {
  display: block;
  width: 64px;
  height: 24px;
  background: var(--surface-color);
  border: 1px solid var(--stroke-color);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  border-radius: 9999px;
}

/* links */
ul {
  list-style: none;

  display: flex;
  flex-direction: column;
  gap: 16px;

  padding: 24px 0;
}

ul li a {
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--surface-color);
  border: 1px solid var(--stroke-color);
  border-radius: 8px;
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  text-decoration: none;
  font-weight: 500;
  transition: background 0.2s;
}

.btn {
  margin: 00px 0;
  border: 2px solid #ff7675;
  padding: 14px 60px;
  text-transform: uppercase;
  overflow: hidden;
  transition: 1s all ease;
  font-size: 800;
}

.btn::before {
  background: var(--highlight-color);
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: -1;
  transition: all 0.6s ease;
}

.btn1::before {
  width: 0%;
  height: 100%;
}

.btn1:hover::before {
  width: 100%;
}


.btn2::before {
  width: 100%;
  height: 0%;
}

.btn2:hover::before {
  height: 100%;
}

.btn3::before {
  width: 100%;
  height: 0%;
  transform: translate(-50%, -50%) rotate(45deg);
}

.btn3:hover::before {
  height: 890%;
}

/* .btn4::before {
  width: 100%;
  height: 0%;
  transform: translate(-50%, -50%) rotate(-45deg);
}

.btn4:hover::before {
  height: 380%;
} */


footer {
  padding: 24px 0;
  text-align: center;
  font-size: 14px;
}

/* media queries */
@media (min-width: 700px) {
  :root {
    --bg-url: url(./assets/bg-desktop.jpg);
  }

  .light {
    --bg-url: url(./assets/bg-desktop-light.jpg);
  }
}

/* animation */
@keyframes slide-in {
  from {
    left: 0;
  }

  to {
    left: 50%;
  }
}

@keyframes slide-back {
  from {
    left: 50%;
  }

  to {
    left: 0;
  }
}