/* =========================
   RESET & BASE
========================= */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html, body {
  height: 100%;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  background: #f4f5f7;
  color: #1f2937;
  line-height: 1.7;
}

/* =========================
   LAYOUT
========================= */
main {
  max-width: 900px;
  margin: 0 auto;
  padding: 20px;
}

/* =========================
   HEADER
========================= */
header {
  background: linear-gradient(135deg, #6a5cff, #8a7cff);
  color: #fff;
  padding: 28px 20px;
  border-radius: 16px;
  margin-bottom: 24px;
  box-shadow: 0 10px 25px rgba(0,0,0,0.12);
}

header h1 {
  font-size: 26px;
  font-weight: 700;
  margin-bottom: 6px;
}

header p {
  font-size: 14px;
  opacity: 0.9;
}

/* =========================
   CONTENT SECTIONS
========================= */
section {
  background: #ffffff;
  border-radius: 16px;
  padding: 22px;
  margin-bottom: 18px;
  box-shadow: 0 6px 18px rgba(0,0,0,0.06);
}

section h2 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 12px;
  color: #4f46e5;
}

section p {
  font-size: 15px;
  margin-bottom: 12px;
}

/* =========================
   LISTS
========================= */
section ul {
  padding-left: 20px;
  margin-bottom: 12px;
}

section ul li {
  font-size: 15px;
  margin-bottom: 8px;
  list-style: disc;
}

/* =========================
   LINKS (gələcək üçün)
========================= */
a {
  color: #4f46e5;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

/* =========================
   FOOTER NOTE (istəsən)
========================= */
.note {
  font-size: 13px;
  color: #6b7280;
  margin-top: 20px;
  text-align: center;
}

/* =========================
   RESPONSIVE
========================= */
@media (max-width: 600px) {

  header {
    padding: 22px 16px;
  }

  header h1 {
    font-size: 22px;
  }

  section {
    padding: 18px;
  }

  section h2 {
    font-size: 17px;
  }

  section p,
  section ul li {
    font-size: 14px;
  }
}