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

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  font-family: Arial, Helvetica, sans-serif;
  background: #f3f3f3;
  color: #111111;
}

button,
input,
textarea {
  font: inherit;
}

button {
  border: none;
  background: transparent;
  cursor: pointer;
}

img {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

#preloader {
  position: fixed;
  inset: 0;
  background: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 999999;
}

.loader {
  position: relative;
  width: 60px;
  height: 60px;
}

.loader span {
  position: absolute;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  mix-blend-mode: multiply;
}

.loader span:nth-child(1) {
  background: #25F4EE;
  animation: move1 1.2s infinite ease-in-out;
}

.loader span:nth-child(2) {
  background: #FE2C55;
  animation: move2 1.2s infinite ease-in-out;
}

@keyframes move1 {
  0%,100% { transform: translateX(0); }
  50% { transform: translateX(20px); }
}

@keyframes move2 {
  0%,100% { transform: translateX(0); }
  50% { transform: translateX(-20px); }
}

.loader {
  width: 40px;
  height: 40px;
}

.loader span {
  width: 18px;
  height: 18px;
}

@keyframes move1 {
  0%,100% { transform: translateX(0); }
  50% { transform: translateX(12px); }
}

@keyframes move2 {
  0%,100% { transform: translateX(0); }
  50% { transform: translateX(-12px); }
}

.kf-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  background: #fff;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px;
  box-shadow: 0 -2px 10px rgba(0,0,0,0.08);
  z-index: 9999;
}

.kf-left {
  display: flex;
  gap: 12px;
}

.kf-icon-btn {
  background: transparent;
  border: none;
  font-size: 12px;
  display: flex;
  flex-direction: column;
  align-items: center;
  color: #333;
}

.kf-buy-btn {
  flex: 1;
  margin-left: 10px;
  height: 48px;
  border-radius: 25px;
  border: none;
  background: linear-gradient(90deg,#ff2c55,#ff5a7a);
  color: #fff;
  font-weight: 700;
  font-size: 16px;
}

.kf-bar {
  transition: opacity 0.22s ease, transform 0.22s ease;
}

.kfBarOculta {
  opacity: 0;
  pointer-events: none;
  transform: translateY(16px);
}