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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', sans-serif;
  background: #F7F9FC;
  color: #333;
  padding: 0;
  margin: 0;
}

/* ---------------------------------------------------------
   CONTAINER
--------------------------------------------------------- */
.container {
  max-width: 900px;
  margin: auto;
  padding: 24px;
}

/* ---------------------------------------------------------
   HEADER / LOGO
--------------------------------------------------------- */
.header {
  display: flex;
  align-items: center;
  margin-bottom: 16px;
}

.header img {
  height: 60px;
  margin-right: 16px;
}

.header span {
  display: block;
  font-size: 18px;
  color: #555;
  font-weight: 500;
}

/* ---------------------------------------------------------
   QUESTION TITLE
--------------------------------------------------------- */
.question-title {
  text-align: center;
  font-size: 32px;
  color: #2C6AB2;
  font-weight: 700;
  margin: 24px 0;
  border-bottom: 2px solid #4A90E2;
  padding-bottom: 8px;
}

/* ---------------------------------------------------------
   CARDS
--------------------------------------------------------- */
.card {
  background: #fff;
  padding: 24px;
  margin-bottom: 24px;
  border-radius: 10px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.08);
  border-left: 6px solid #4A90E2;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.card:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 14px rgba(0,0,0,0.12);
}

.card h2 {
  font-family: 'Poppins', sans-serif;
  font-size: 20px;
  color: #4A90E2;
  margin-top: 0;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.card p {
  line-height: 1.6;
  margin-bottom: 12px;
}

/* ---------------------------------------------------------
   ICONS
--------------------------------------------------------- */
.icon {
  display: inline-block;
  width: 20px;
  height: 20px;
  color: #4A90E2;
}

/* ---------------------------------------------------------
   NAVIGATION BUTTONS
--------------------------------------------------------- */
.top-nav {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  margin: 24px 0;
}

.nav-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 1rem;
  padding: 12px 20px;
  background: #2563EB;
  color: #fff;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  box-shadow: 0 3px 10px rgba(0,0,0,0.15);
  transition: all 0.25s ease;
}

.nav-item:hover {
  background: #1e40af;
  transform: translateY(-2px);
  box-shadow: 0 5px 14px rgba(0,0,0,0.2);
}

.nav-item .icon {
  font-size: 0.9rem;
  opacity: 0.85;
  transition: transform 0.25s ease;
}

.nav-item:hover .icon {
  transform: translate(2px, -2px);
  opacity: 1;
}

/* ---------------------------------------------------------
   HYPERLINKS
--------------------------------------------------------- */
a {
  color: #4A90E2;
  text-decoration: underline;
}

a:hover {
  color: #3B7DC4;
}

/* ---------------------------------------------------------
   FOOTER
--------------------------------------------------------- */
.footer {
  text-align: center;
  margin-top: 40px;
  font-size: 14px;
  color: #555;
}

/* ---------------------------------------------------------
   RESPONSIVE
--------------------------------------------------------- */
@media (max-width: 600px) {
  .header {
    flex-direction: column;
    align-items: flex-start;
  }

  .nav-item {
    width: 100%;
    text-align: center;
    margin-bottom: 8px;
  }
}