/* Seção WhatsApp */
.whatsapp-section {
  padding: 8rem 5%;
  background: linear-gradient(135deg, #25d366 0%, #128c7e 100%);
  color: var(--white);
  position: relative;
  overflow: hidden;
}

.whatsapp-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100" preserveAspectRatio="none"><path fill="%23ffffff" opacity="0.05" d="M0,0 L100,0 L100,100 L0,100 Z"></path></svg>')
    repeat;
  background-size: 300px;
  z-index: 0;
}

.whatsapp-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  position: relative;
  z-index: 1;
}

.whatsapp-info {
  padding-right: 2rem;
}

.whatsapp-section .section-header h2,
.whatsapp-section .section-header .subtitle {
  color: var(--white);
  text-align: left;
}

.whatsapp-section .section-header h2::after {
  content: '';
  position: relative;
  display: block;
  width: 80px;
  height: 3px;
  background: var(--white);
  margin: 1rem 0 2rem;
  border-radius: 3px;
}

.support-features {
  margin: 3rem 0;
}

.feature-item {
  display: flex;
  gap: 1.5rem;
  margin-bottom: 2rem;
  align-items: flex-start;
}

.feature-icon {
  width: 60px;
  height: 60px;
  background: rgba(255, 255, 255, 0.15);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  flex-shrink: 0;
}

.feature-text h3 {
  font-size: 1.3rem;
  margin-bottom: 0.5rem;
  color: var(--white);
}

.feature-text p {
  color: rgba(255, 255, 255, 0.85);
  font-size: 1.05rem;
}

.whatsapp-button {
  display: inline-flex;
  align-items: center;
  gap: 1rem;
  background: var(--white);
  color: #25d366;
  padding: 1.2rem 2.5rem;
  border-radius: 50px;
  text-decoration: none;
  font-weight: 700;
  font-size: 1.2rem;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
  transition: var(--transition);
}

.whatsapp-button:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.25);
  background: #f0f0f0;
}

.whatsapp-button i {
  font-size: 1.8rem;
}

.small-note {
  margin-top: 1rem;
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.95rem;
}

.whatsapp-image {
  perspective: 1000px;
}

.phone-mockup {
  position: relative;
  width: 300px;
  height: 600px;
  margin: 0 auto;
  transform-style: preserve-3d;
  transform: rotateY(-10deg);
  transition: transform 0.5s ease;
}

.whatsapp-image:hover .phone-mockup {
  transform: rotateY(-5deg);
}

.phone-mockup::before {
  content: '';
  position: absolute;
  top: -20px;
  left: -20px;
  right: -20px;
  bottom: -20px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 50px;
  z-index: -1;
  filter: blur(20px);
}

.phone-screen {
  width: 100%;
  height: 100%;
  background: #eae6df;
  border-radius: 40px;
  overflow: hidden;
  position: relative;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
  border: 10px solid #333;
}

.chat-container {
  height: 100%;
  display: flex;
  flex-direction: column;
  background: url('https://raw.githubusercontent.com/WhatsApp/chat-background/main/background.png')
    center/cover;
}

.chat-header {
  background: #075e54;
  padding: 1.2rem;
  color: white;
  display: flex;
  align-items: center;
}

.contact-avatar {
  width: 40px;
  height: 40px;
  background: #128c7e;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-right: 1rem;
}

.contact-info h4 {
  font-size: 1.1rem;
  margin-bottom: 0.2rem;
}

.contact-info p {
  font-size: 0.8rem;
  opacity: 0.8;
}

.chat-messages {
  flex-grow: 1;
  padding: 1.5rem;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.message {
  max-width: 80%;
  padding: 0.8rem 1rem;
  border-radius: 7.5px;
  position: relative;
  animation: fadeIn 0.3s ease-out;
}

.message.received {
  background: white;
  align-self: flex-start;
  border-top-left-radius: 0;
}

.message.sent {
  background: #dcf8c6;
  align-self: flex-end;
  border-top-right-radius: 0;
}

.message span {
  position: absolute;
  bottom: 5px;
  right: 8px;
  font-size: 0.65rem;
  color: rgba(0, 0, 0, 0.45);
}

.chat-input {
  padding: 0.8rem;
  background: #f0f0f0;
  display: flex;
  align-items: center;
}

.input-box {
  flex-grow: 1;
  background: white;
  border-radius: 20px;
  padding: 0.6rem 1.2rem;
  color: #555;
  font-size: 0.9rem;
}

.send-button {
  width: 40px;
  height: 40px;
  background: #075e54;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  margin-left: 0.5rem;
  font-size: 1.2rem;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 992px) {
  .whatsapp-content {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .whatsapp-info {
    padding-right: 0;
    text-align: center;
  }

  .whatsapp-section .section-header h2,
  .whatsapp-section .section-header .subtitle {
    text-align: center;
  }

  .whatsapp-section .section-header h2::after {
    margin: 1rem auto 2rem;
  }

  .feature-item {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }
}

@media (max-width: 768px) {
  .whatsapp-section {
    padding: 5rem 5%;
  }

  .phone-mockup {
    transform: scale(0.8);
  }
}