.sbf-glass-button-wrap {
  display: flex;
  justify-content: center;
  align-items: center;
}

/* Button container */
.sbf-glass-button {
  position: relative;
  width: 240px;
  height: 64px !important;
  display: inline-flex;
  justify-content: center;
  align-items: center;
  text-decoration: none;
  z-index: 2;
  perspective: 1200px;
  transform-style: preserve-3d;
  transition:
    transform 0.3s ease,
    filter 0.3s ease;
  will-change: transform;
}

/* Ambient glow */
.sbf-glass-button::before {
  content: "";
  position: absolute;
  inset: -8px;
  border-radius: 24px;
  background:
    radial-gradient(
      circle at 20% 30%,
      rgba(255, 255, 255, 0.18),
      transparent 35%
    ),
    radial-gradient(
      circle at 80% 70%,
      rgba(0, 255, 200, 0.14),
      transparent 40%
    ),
    radial-gradient(circle, rgba(255, 107, 41, 0.16), transparent 65%);
  filter: blur(18px);
  opacity: 0.8;
  z-index: -2;
  transition:
    opacity 0.35s ease,
    transform 0.35s ease;
}

/* Soft glow ring */
.sbf-glass-button::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 18px;
  background: radial-gradient(
    circle,
    rgba(74, 222, 128, 0.24) 0%,
    rgba(74, 222, 128, 0.1) 35%,
    transparent 72%
  );
  filter: blur(16px);
  z-index: -1;
  opacity: 0.9;
  transition:
    opacity 0.35s ease,
    transform 0.35s ease;
}

/* Cube wrapper */
.sbf-glass-button .qube {
  position: relative;
  width: 100%;
  height: 100%;
  transform-style: preserve-3d;
  transition: transform 0.6s cubic-bezier(0.22, 1, 0.36, 1);
}

/* Button faces */
.sbf-glass-button .front,
.sbf-glass-button .back {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 18px;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.2px;
  overflow: hidden;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  text-rendering: geometricPrecision;
  transition:
    box-shadow 0.35s ease,
    border-color 0.35s ease,
    background 0.35s ease,
    color 0.35s ease;
}

/* Shared glossy overlay */
.sbf-glass-button .front::after,
.sbf-glass-button .back::after {
  content: "";
  position: absolute;
  inset: 1px;
  border-radius: inherit;
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.22) 0%,
    rgba(255, 255, 255, 0.08) 18%,
    rgba(255, 255, 255, 0.02) 45%,
    rgba(255, 255, 255, 0.06) 100%
  );
  pointer-events: none;
}

/* Front face */
.sbf-glass-button .front {
  color: #ffffff;
  background: linear-gradient(135deg, #ff8a4c 0%, #ff6b29 35%, #eb5310 100%);
  border: 1px solid rgba(255, 255, 255, 0.24);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow:
    0 14px 30px rgba(235, 83, 16, 0.24),
    0 6px 16px rgba(0, 0, 0, 0.22),
    inset 0 1px 0 rgba(255, 255, 255, 0.24),
    inset 0 -1px 0 rgba(255, 255, 255, 0.06);
  transform: rotateX(0deg) translateZ(32px);
}

/* Back face */
.sbf-glass-button .back {
  color: #f5fffd;
  background: linear-gradient(135deg, #14d6c0 0%, #00baa3 45%, #00a892 100%);
  border: 1px solid rgba(214, 255, 245, 0.24);
  box-shadow:
    0 14px 28px rgba(0, 186, 163, 0.22),
    0 8px 18px rgba(0, 0, 0, 0.18),
    inset 0 1px 0 rgba(255, 255, 255, 0.2),
    inset 0 -1px 0 rgba(255, 255, 255, 0.05);
  transform: rotateX(90deg) translateZ(32px);
}

/* Shine animation */
.sbf-glass-button .front::before,
.sbf-glass-button .back::before {
  content: "";
  position: absolute;
  top: -120%;
  left: -42%;
  width: 34%;
  height: 300%;
  transform: rotate(24deg);
  background: linear-gradient(
    to right,
    rgba(255, 255, 255, 0),
    rgba(255, 255, 255, 0.52),
    rgba(255, 255, 255, 0)
  );
  opacity: 0.75;
  pointer-events: none;
  mix-blend-mode: screen;
}

.sbf-glass-button .front::before {
  animation: sbfShineMove 4.8s ease-in-out infinite;
}

.sbf-glass-button .back::before {
  animation: sbfShineMove 4.8s ease-in-out infinite 0.5s;
}

/* Shine animation keyframes */
@keyframes sbfShineMove {
  0% {
    left: -60%;
    opacity: 0;
  }
  18% {
    opacity: 0.55;
  }
  48% {
    left: 122%;
    opacity: 0.48;
  }
  100% {
    left: 122%;
    opacity: 0;
  }
}

/* Hover flip */
.sbf-glass-button:hover .qube {
  transform: rotateX(-90deg);
}

/* Hover polish */
.sbf-glass-button:hover {
  transform: translateY(-3px) scale(1.01);
  filter: saturate(1.05);
}

.sbf-glass-button:hover::before {
  opacity: 1;
  transform: scale(1.04);
}

.sbf-glass-button:hover::after {
  opacity: 1;
  transform: scale(1.1);
}

.sbf-glass-button:hover .front {
  box-shadow:
    0 22px 40px rgba(235, 83, 16, 0.28),
    0 10px 24px rgba(0, 0, 0, 0.2),
    0 0 24px rgba(255, 138, 76, 0.18),
    inset 0 1px 0 rgba(255, 255, 255, 0.28);
}

.sbf-glass-button:hover .back {
  box-shadow:
    0 22px 40px rgba(0, 186, 163, 0.28),
    0 10px 24px rgba(0, 0, 0, 0.18),
    0 0 24px rgba(20, 214, 192, 0.18),
    inset 0 1px 0 rgba(255, 255, 255, 0.24);
}

/* Active press */
.sbf-glass-button:active {
  transform: translateY(0) scale(0.985);
}

/* Optional subtle floating effect */
@keyframes sbfFloatButton {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-2px);
  }
}

.sbf-glass-button-wrap .sbf-glass-button:not(:hover) {
  animation: sbfFloatButton 4.5s ease-in-out infinite;
}

/* Responsive */
@media (max-width: 480px) {
  .sbf-glass-button {
    width: 210px;
    height: 58px;
  }

  .sbf-glass-button .front,
  .sbf-glass-button .back {
    border-radius: 16px;
    font-size: 15px;
  }

  .sbf-glass-button::before {
    inset: -6px;
    border-radius: 20px;
  }

  .sbf-glass-button .front {
    transform: rotateX(0deg) translateZ(29px);
  }

  .sbf-glass-button .back {
    transform: rotateX(90deg) translateZ(29px);
  }
}