:root {
  color-scheme: dark;
  background: #003f42;
  font-family: Arial, Helvetica, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  background: #003f42;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  overflow-x: hidden;
  background: #003f42;
}

.landing-page,
.visual-section,
.visual-section picture,
.visual-section img {
  display: block;
  width: 100%;
}

.visual-section {
  position: relative;
  overflow: hidden;
  line-height: 0;
}

.visual-section img {
  height: auto;
  margin: 0;
}

.offer-actions {
  position: absolute;
  right: 8.5%;
  bottom: 6.4%;
  left: 8.5%;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 11.5%;
  line-height: 1.2;
}

.offer-button {
  position: relative;
  isolation: isolate;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 72px;
  padding: 13px 26px;
  border: 3px solid rgba(255, 255, 255, 0.96);
  border-radius: 999px;
  background: linear-gradient(135deg, #22d77e 0%, #08a86c 52%, #078f61 100%);
  color: #fff;
  font-size: clamp(18px, 1.55vw, 27px);
  font-weight: 800;
  letter-spacing: 0;
  text-align: center;
  text-decoration: none;
  white-space: nowrap;
  box-shadow:
    inset 0 2px 0 rgba(255, 255, 255, 0.25),
    0 10px 26px rgba(0, 31, 27, 0.45),
    0 0 18px rgba(255, 255, 255, 0.5),
    0 0 34px rgba(45, 255, 180, 0.46);
  animation: buttonPulse 2.6s ease-in-out infinite;
  transition: transform 180ms ease, box-shadow 180ms ease, filter 180ms ease;
}

.offer-button::before {
  position: absolute;
  z-index: -1;
  inset: -10px;
  border-radius: 999px;
  background: rgba(49, 255, 183, 0.28);
  filter: blur(18px);
  opacity: 0.82;
  content: "";
  pointer-events: none;
}

.whatsapp-button {
  background: linear-gradient(135deg, #27dd7f 0%, #08ad67 55%, #078f58 100%);
}

.course-button {
  background: linear-gradient(135deg, #20d69a 0%, #0aa978 55%, #08785b 100%);
}

.button-icon {
  flex: 0 0 auto;
  width: 42px;
  height: 42px;
  margin-right: 11px;
}

.whatsapp-icon svg {
  display: block;
  width: 100%;
  height: 100%;
  fill: none;
  stroke: #fff;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.8;
}

.whatsapp-icon svg path:last-child {
  fill: #fff;
  stroke: none;
}

.dp-icon {
  position: relative;
  display: grid;
  overflow: hidden;
  place-items: center;
  border: 2px solid rgba(255, 255, 255, 0.95);
  border-radius: 50%;
  background: #075d50;
  color: #fff;
  font-size: 13px;
  font-weight: 900;
}

.dp-icon::after {
  position: absolute;
  width: 4px;
  height: 56px;
  background: #ff9d2e;
  content: "";
  transform: rotate(38deg);
}

.offer-button:hover {
  transform: translateY(-3px) scale(1.015);
  filter: brightness(1.14) saturate(1.08);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.3),
    0 16px 34px rgba(0, 31, 27, 0.48),
    0 0 34px rgba(59, 255, 187, 0.5);
  animation-play-state: paused;
}

.offer-button:active {
  transform: translateY(0) scale(0.99);
  filter: brightness(0.96);
}

.offer-button:focus-visible {
  outline: 3px solid #fff;
  outline-offset: 4px;
}

@keyframes buttonPulse {
  0%,
  100% {
    box-shadow:
      inset 0 1px 0 rgba(255, 255, 255, 0.22),
      0 10px 26px rgba(0, 31, 27, 0.42),
      0 0 16px rgba(255, 255, 255, 0.42),
      0 0 28px rgba(52, 255, 177, 0.34);
  }

  50% {
    box-shadow:
      inset 0 1px 0 rgba(255, 255, 255, 0.28),
      0 13px 30px rgba(0, 31, 27, 0.46),
      0 0 24px rgba(255, 255, 255, 0.68),
      0 0 46px rgba(52, 255, 177, 0.62);
  }
}

@media (max-width: 767px) {
  .offer-actions {
    right: 10%;
    bottom: 2.7%;
    left: 10%;
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .offer-button {
    min-height: 52px;
    padding: 8px 13px;
    border-width: 2px;
    font-size: clamp(13px, 3.85vw, 15px);
  }

  .button-icon {
    width: 30px;
    height: 30px;
    margin-right: 8px;
  }

  .dp-icon {
    font-size: 9px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .offer-button {
    transition: none;
    animation: none;
  }
}