.btn-52,
.btn-52 *,
.btn-52 :after,
.btn-52 :before,
.btn-52:after,
.btn-52:before {
  border: 0 solid;
  box-sizing: border-box;
}
.btn-52 {
  -webkit-tap-highlight-color: transparent;
  -webkit-appearance: button;
  background-color: white;
  background-image: none;
  color: blue;
  cursor: pointer;
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, Segoe UI, Roboto, Helvetica Neue, Arial, Noto Sans, sans-serif, Apple Color Emoji, Segoe UI Emoji, Segoe UI Symbol, Noto Color Emoji;
  font-size: 100%;
  line-height: 1.5;
  margin: 0;
  -webkit-mask-image: -webkit-radial-gradient(#000, #fff);
  padding: 0;
}
.btn-52:disabled {
  cursor: default;
}
.btn-52:-moz-focusring {
  outline: auto;
}
.btn-52 svg {
  display: block;
  vertical-align: middle;
}
.btn-52 [hidden] {
  display: none;
}
.btn-52 {
  border: 1px solid;
  border-radius: 9px;
  box-sizing: border-box;
  display: block;
  font-weight: 900;
  overflow: hidden;
  padding: 1.2rem 3rem;
  position: relative;
  text-transform: uppercase;
}
.btn-52 .original {
  background: var(--bs-blue);
  color: white;
  display: grid;
  inset: 0;
  place-content: center;
  position: absolute;
  transition: transform 0.2s;
}
.btn-52:hover .original {
  transform: translateY(100%);
}
.btn-52 .letters {
  display: inline-flex;
}
.btn-52 span {
  opacity: 0;
  transform: translateY(-15px);
  transition: transform 0.2s, opacity 0.2s;
}
.btn-52:hover span {
  opacity: 1;
  transform: translateY(0);
}
.btn-52:hover span:nth-child(2) {
  transition-delay: 0.1s;
}
.btn-52:hover span:nth-child(3) {
  transition-delay: 0.2s;
}
.btn-52:hover span:nth-child(4) {
  transition-delay: 0.3s;
}
.btn-52:hover span:nth-child(5) {
  transition-delay: 0.4s;
}
.btn-52:hover span:nth-child(6) {
  transition-delay: 0.5s;
}
.btn-52:hover span:nth-child(7) {
  transition-delay: 0.6s;
}

.btn-55,
.btn-55 *,
.btn-55 :after,
.btn-55 :before,
.btn-55:after,
.btn-55:before {
  border: 0 solid;
  box-sizing: border-box;
}
.btn-55 {
  -webkit-tap-highlight-color: transparent;
  -webkit-appearance: button;
  background-color: #000;
  background-image: none;
  color: #fff;
  cursor: pointer;
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, Segoe UI, Roboto, Helvetica Neue, Arial, Noto Sans, sans-serif, Apple Color Emoji, Segoe UI Emoji, Segoe UI Symbol, Noto Color Emoji;
  font-size: 100%;
  line-height: 1.5;
  margin: 0;
  -webkit-mask-image: -webkit-radial-gradient(#000, #fff);
  padding: 0;
}
.btn-55:disabled {
  cursor: default;
}
.btn-55:-moz-focusring {
  outline: auto;
}
.btn-55 svg {
  display: block;
  vertical-align: middle;
}
.btn-55 [hidden] {
  display: none;
}
.btn-55 {
  background: linear-gradient(90deg, blue, red);
  border-radius: 9px;
  box-sizing: border-box;
  color: #000;
  display: block;
  font-weight: 900;
  overflow: hidden;
  padding: 1.8rem 5rem;
  position: relative;
  text-transform: uppercase;
}
.btn-55 span {
  background: #1e293b;
  border-radius: 9px;
  color: #fff;
  display: grid;
  inset: 5px;
  place-items: center;
  position: absolute;
  transition: background 0.3s;
}
.btn-55:hover span {
  background: none;
}

.glow-on-hover {
  width: 100px;
  height: 65px;
  border: none;
  outline: white;
  color: #fff;
  background: #111;
  cursor: pointer;
  position: relative;
  z-index: 0;
  border-radius: 10px;
}

.glow-on-hover:before {
  content: "";
  background: linear-gradient(45deg, #ff0000, #ff7300, #fffb00, #48ff00, #00ffd5, #002bff, #7a00ff, #ff00c8, #ff0000);
  position: absolute;
  top: -2px;
  left: -2px;
  background-size: 400%;
  z-index: -1;
  filter: blur(5px);
  width: calc(100% + 4px);
  height: calc(100% + 4px);
  animation: glowing 20s linear infinite;
  opacity: 0;
  transition: opacity 0.3s ease-in-out;
  border-radius: 10px;
}

.glow-on-hover:active {
  color: black;
}

.glow-on-hover:active:after {
  background: transparent;
}

.glow-on-hover:hover:before {
  opacity: 1;
}

.glow-on-hover:after {
  z-index: -1;
  content: "";
  position: absolute;
  width: 100%;
  height: 100%;
  background: #212529;
  border: 2px solid white;
  left: 0;
  top: 0;
  border-radius: 10px;
}
.glow-on-hover span {
  background: #1e293b;
  border-radius: 9px;
  color: #fff;
  display: grid;
  inset: 5px;
  place-items: center;
  position: absolute;
  transition: background 0.3s;
}
.glow-on-hover span {
  background: none;
}

@keyframes glowing {
  0% {
    background-position: 0 0;
  }
  50% {
    background-position: 400% 0;
  }
  100% {
    background-position: 0 0;
  }
}

.loading-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 1000;
}

.spinner {
  border: 8px solid #f3f3f3;
  border-top: 8px solid #3498db;
  border-radius: 50%;
  width: 50px;
  height: 50px;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}