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

html {
  scroll-behavior: smooth;
}

body {
  font-family: Arial, Helvetica, sans-serif;
  background: #ffffff;
  color: #0b1f3a;
  line-height: 1.6;
}

.container {
  width: 90%;
  max-width: 1180px;
  margin: 0 auto;
}

.section {
  padding: 80px 0;
}

.light {
  background: #f5f8fc;
}

.header {
  background: #ffffff;
  border-bottom: 1px solid #e7eef8;
  position: sticky;
  top: 0;
  z-index: 1000;
}

.nav {
  min-height: 80px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.logo-img {
  width: 48px;
  height: 48px;
  object-fit: contain;
}

.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1;
}

.logo-main {
  font-size: 1.3rem;
  font-weight: 800;
  color: #1565c0;
}

.logo-sub {
  font-size: 1rem;
  font-weight: 700;
  color: #0b1f3a;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 24px;
}

.nav-links a {
  text-decoration: none;
  color: #0b1f3a;
  font-weight: 600;
  transition: 0.3s;
}

.nav-links a:hover {
  color: #1565c0;
}

.btn {
  display: inline-block;
  padding: 14px 22px;
  border-radius: 12px;
  text-decoration: none;
  font-weight: 700;
  transition: 0.3s;
  border: none;
  cursor: pointer;
}

.btn-primary {
  background: #1565c0;
  color: #ffffff;
}

.btn-primary:hover {
  background: #0d57ab;
}

.btn-secondary {
  background: #eaf2fd;
  color: #1565c0;
}

.btn-secondary:hover {
  background: #dcecff;
}

.hero {
  padding: 80px 0;
  background: linear-gradient(180deg, #ffffff 0%, #f5f8fc 100%);
}

.hero-content {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 40px;
  align-items: center;
}

.badge {
  display: inline-block;
  background: #eaf2fd;
  color: #1565c0;
  padding: 8px 14px;
  border-radius: 50px;
  font-weight: 700;
  margin-bottom: 18px;
}

.hero-text h1 {
  font-size: 3rem;
  line-height: 1.1;
  margin-bottom: 20px;
  color: #0b1f3a;
}

.hero-description {
  font-size: 1.1rem;
  color: #3a4f6a;
  margin-bottom: 28px;
  max-width: 640px;
}

.hero-buttons {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 30px;
}

.hero-info {
  display: flex;
  flex-wrap: wrap;
  gap: 15px;
}

.info-box {
  background: #ffffff;
  border: 1px solid #e7eef8;
  border-radius: 16px;
  padding: 16px;
  min-width: 180px;
  box-shadow: 0 10px 30px rgba(21, 101, 192, 0.06);
}

.info-box strong {
  display: block;
  margin-bottom: 6px;
}

.info-box span {
  color: #53657d;
  font-size: 0.95rem;
}

.hero-card {
  display: flex;
  justify-content: center;
}

.phone-mockup {
  width: 280px;
  height: 560px;
  background: #0b1f3a;
  border-radius: 36px;
  padding: 14px;
  box-shadow: 0 20px 50px rgba(11, 31, 58, 0.2);
}

.phone-screen {
  width: 100%;
  height: 100%;
  background: linear-gradient(180deg, #1565c0, #eaf2fd);
  border-radius: 28px;
  padding: 30px 20px;
  color: white;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.phone-screen h3 {
  font-size: 1.8rem;
  margin-bottom: 12px;
}

.phone-screen p {
  margin-bottom: 20px;
}

.mini-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  font-weight: 700;
}

.section-title {
  text-align: center;
  margin-bottom: 45px;
}

.section-title.left {
  text-align: left;
}

.section-title p {
  color: #1565c0;
  font-weight: 700;
  margin-bottom: 8px;
}

.section-title h2 {
  font-size: 2.2rem;
  color: #0b1f3a;
}

.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.card {
  background: #ffffff;
  border-radius: 18px;
  padding: 28px;
  box-shadow: 0 10px 30px rgba(21, 101, 192, 0.06);
  border: 1px solid #ebf1f8;
}

.icon {
  font-size: 2rem;
  margin-bottom: 14px;
}

.card h3 {
  margin-bottom: 12px;
  color: #0b1f3a;
}

.card p {
  color: #53657d;
}

.advantages-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.advantage-item {
  background: #ffffff;
  padding: 28px;
  border-radius: 18px;
  border: 1px solid #ebf1f8;
  box-shadow: 0 10px 30px rgba(21, 101, 192, 0.05);
}

.advantage-item h3 {
  margin-bottom: 10px;
}

.advantage-item p {
  color: #53657d;
}

.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.step {
  background: #ffffff;
  border: 1px solid #ebf1f8;
  border-radius: 18px;
  padding: 24px;
  text-align: center;
  box-shadow: 0 10px 30px rgba(21, 101, 192, 0.05);
}

.step span {
  display: inline-flex;
  width: 48px;
  height: 48px;
  background: #1565c0;
  color: white;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  font-weight: 800;
  margin-bottom: 14px;
}

.review-card p {
  font-style: italic;
  margin-bottom: 14px;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
  align-items: start;
}

.contact-text,
.contact-details p {
  color: #53657d;
}

.contact-details {
  margin-top: 24px;
  display: grid;
  gap: 10px;
}

.contact-form {
  background: #f5f8fc;
  padding: 28px;
  border-radius: 18px;
  border: 1px solid #e7eef8;
  display: grid;
  gap: 15px;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 14px 16px;
  border-radius: 12px;
  border: 1px solid #d8e4f3;
  font-size: 1rem;
  outline: none;
}

.contact-form textarea {
  min-height: 120px;
  resize: vertical;
}

.contact-form input:focus,
.contact-form textarea:focus {
  border-color: #1565c0;
}

#formMessage {
  font-size: 0.95rem;
  color: #1565c0;
  font-weight: 600;
}

.footer {
  background: #0b1f3a;
  color: #ffffff;
  padding: 28px 0;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: center;
}

@media (max-width: 992px) {
  .hero-content,
  .contact-grid,
  .advantages-grid,
  .cards,
  .steps {
    grid-template-columns: 1fr;
  }

  .nav {
    flex-direction: column;
    padding: 20px 0;
  }

  .nav-links {
    flex-wrap: wrap;
    justify-content: center;
  }

  .hero-text h1 {
    font-size: 2.3rem;
  }

  .hero-card {
    margin-top: 20px;
  }

  .footer-content {
    flex-direction: column;
    text-align: center;
  }
}
.whatsapp-btn {
  position: fixed;
  bottom: 20px;
  right: 20px;
  background: #25D366;
  color: white;
  font-size: 28px;
  width: 60px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  text-decoration: none;
  box-shadow: 0 10px 25px rgba(0,0,0,0.2);
  z-index: 999;
}

.whatsapp-btn:hover {
  transform: scale(1.1);
}