:root{
  --wa-size-mobile: 4rem;
  --wa-size-tablet: 5rem;
  --wa-size-desktop: 7rem;

  --wa-icon-size-mobile: 1.8rem;
  --wa-icon-size-tablet: 2rem;
  --wa-icon-size-desktop: 2.6rem;

  --wa-bg-1: #e6f4ea;
  --wa-bg-2: #c7f0d2;
  --wa-accent: #25D366;
  --wa-accent-deep: #1da851;
  --wa-text: #06321a;
  --wa-glass: rgba(255,255,255,0.06);

  --wa-shadow: 0 0.6rem 1.2rem rgba(3,17,9,0.12);
  --wa-focus: 0 0 0 0.36rem rgba(37,211,102,0.18);

  --wa-float-y: 0.36rem;
  --wa-transition: 240ms cubic-bezier(.2,.9,.3,1);
}

body.dark{
  --wa-bg-1: linear-gradient(135deg, rgba(7,20,12,0.18), rgba(6,16,11,0.08));
  --wa-bg-2: linear-gradient(135deg, rgba(18,30,24,0.22), rgba(10,18,14,0.06));
  --wa-accent: #2fec7a;
  --wa-accent-deep: #0f924a;
  --wa-text: #e8fff1;
  --wa-glass: rgba(255,255,255,0.02);
  --wa-shadow: 0 1.2rem 2.4rem rgba(2,6,4,0.42);
  --wa-focus: 0 0 0 0.36rem rgba(46,236,122,0.14);
}

.a-Wa-S1 {
  -webkit-tap-highlight-color: transparent;
  appearance: none;
}

.a-Wa-S1 {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: var(--wa-size-mobile);
  height: var(--wa-size-mobile);
  padding: 0;
  border-radius: 0.9rem;
  background: linear-gradient(160deg, var(--wa-accent), var(--wa-accent-deep));
  color: var(--wa-text);
  text-decoration: none;
  box-shadow: var(--wa-shadow);
  position: relative;
  overflow: visible;
  transform: translateZ(0);
  transition: transform var(--wa-transition), box-shadow var(--wa-transition), filter var(--wa-transition), background var(--wa-transition);
  will-change: transform, box-shadow;
  isolation: isolate;
  border: none;
}

.a-Wa-S1 .Wa-S1 {
  font-size: var(--wa-icon-size-mobile);
  line-height: 1;
  display: inline-block;
  transform-origin: center;
  transition: transform var(--wa-transition);
  filter: drop-shadow(0 0.08rem 0 rgba(0,0,0,0.06));
}

@keyframes wa-float {
  0% { transform: translateY(0); }
  50% { transform: translateY(calc(-1 * var(--wa-float-y))); }
  100% { transform: translateY(0); }
}

.a-Wa-S1:hover,
.a-Wa-S1:focus {
  transform: translateY(-0.12rem) scale(1.02);
  box-shadow: 0 1.2rem 2.4rem rgba(3,17,9,0.16);
  filter: saturate(1.06) brightness(1.02);
  border: 0.5rem solid var(--wa-glass);
}

.a-Wa-S1:focus-visible {
  outline: none;
  box-shadow: var(--wa-focus), 0 1rem 2rem rgba(0,0,0,0.12);
}

.a-Wa-S1:active {
  transform: translateY(0.06rem) scale(0.99);
  box-shadow: 0 0.4rem 0.8rem rgba(0,0,0,0.1);
}

.a-Wa-S1:hover .Wa-S1,
.a-Wa-S1:focus .Wa-S1 {
  transform: rotate(-8deg) scale(1.04);
}

.a-Wa-S1::after{
  content: "";
  position: absolute;
  right: -0.22rem;
  top: -0.22rem;
  width: 0; height: 0;
  transition: all 200ms ease;
  pointer-events: none;
}
.a-Wa-S1[data-badge]::after{
  content: attr(data-badge);
  display: inline-grid;
  place-items: center;
  font-size: 0.55rem;
  line-height: 1;
  padding: 0.22rem 0.36rem;
  border-radius: 1rem;
  transform: translate(30%, -30%) rotate(-8deg);
  background: linear-gradient(180deg,var(--wa-accent), var(--wa-accent-deep));
  color: white;
  box-shadow: 0 0.4rem 0.8rem rgba(0,0,0,0.14);
  white-space: nowrap;
}

.a-Wa-S1::before{
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%,-50%);
  width: 100%;
  height: 100%;
  border-radius: inherit;
  filter: blur(0.6rem);
  opacity: 0.82;
  background: radial-gradient(circle at 30% 20%, rgba(37,211,102,0.18), rgba(37,211,102,0.06) 35%, transparent 55%);
  z-index: -1;
  transition: opacity var(--wa-transition);
}
body.dark .a-Wa-S1::before{
  opacity: 0.6;
}

@media (min-width: 48rem) {
  :root{
    --wa-size-mobile: var(--wa-size-tablet);
    --wa-icon-size-mobile: var(--wa-icon-size-tablet);
  }
  .a-Wa-S1 {
    border-radius: 1.1rem;
  }
}

@media (min-width: 75rem) {
  :root{
    --wa-size-mobile: var(--wa-size-desktop);
    --wa-icon-size-mobile: var(--wa-icon-size-desktop);
  }
  .a-Wa-S1 {
    border-radius: 1.3rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .a-Wa-S1,
  .a-Wa-S1 .Wa-S1 {
    transition: none !important;
    animation: none !important;
  }
}

.wa-fixed {
  position: fixed;
  right: 1.1rem;
  bottom: 1.1rem;
  z-index: 1200;
}

@media (min-width: 48rem) {
  .wa-fixed {
    right: 1.6rem;
    bottom: 1.6rem;
  }
}