/* === BASE === */
*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
    
  margin: 0;
  font-family: Arial, sans-serif;
  line-height: 1.6;

}
main.container {
    background: #0f1115;
  color: #e6e6e6;
}
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 16px;
  
}

/* === TYPO === */
h1 {
  font-size: 26px;
  line-height: 1.3;
  margin-bottom: 16px;
}

h2 {
  font-size: 22px;
  margin: 32px 0 16px;
}

h3 {
  font-size: 18px;
  margin: 20px 0 10px;
}

p {
  margin-bottom: 12px;
}

ul, ol {
  padding-left: 18px;
  margin-bottom: 16px;
}

li {
  margin-bottom: 6px;
}

/* === SECTIONS === */
section {
  margin-bottom: 32px;
}

/* === INTRO === */
.intro-content {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.intro-image img {
  width: 100%;
  height: auto;
  border-radius: 10px;
}

/* === CTA BOX === */
.cta-box {
  background: #1a1d24;
  padding: 14px;
  border-radius: 10px;
  border: 1px solid #2a2f3a;
}

/* === LIST STYLE === */
.metal-list {
  display: grid;
  gap: 6px;
}
.image-block {
  text-align: center;
}

.image-block img {
  max-width: 420px;
  width: 100%;
  height: auto;
}
/* === IMAGE BLOCK === */
.image-block img {
  width: 100%;
  border-radius: 10px;
  margin-top: 10px;
}

/* === PRICE BOX === */
.price-box {
  background: #1a1d24;
  padding: 16px;
  border-radius: 10px;
  border: 1px solid #2a2f3a;
  font-size: 18px;
}

/* === ADVANTAGES === */
.advantages ul {
  display: grid;
  gap: 6px;
}

/* === FINAL CTA === */
.cta-final {
  background: #15181f;
  padding: 20px;
  border-radius: 12px;
  border: 1px solid #2a2f3a;
}

/* === LINKS === */
a {
  color: #4da3ff;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

/* === TABLET (768px+) === */
@media (min-width: 768px) {
  h1 {
    font-size: 32px;
  }

  h2 {
    font-size: 26px;
  }

  .container {
    padding: 24px;
  }

  .intro-content {
    flex-direction: row;
    align-items: center;
  }

  .intro-text {
    flex: 1;
  }

  .intro-image {
    flex: 1;
  }
}

/* === DESKTOP (1024px+) === */
@media (min-width: 1024px) {
  .container {
    padding: 32px;
  }

  section {
    margin-bottom: 48px;
  }

  .metal-list {
    grid-template-columns: repeat(2, 1fr);
  }

  .advantages ul {
    grid-template-columns: repeat(2, 1fr);
  }
}