:root {
  --blue: #0b4f9f;
  --light-blue: #2e7bdc;
  --yellow: #ffd43b;
  --bg: #eaf4ff;
  --card: #ffffff;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  background: linear-gradient(180deg, var(--bg), #ffffff);
  color: #07345a;
}

header {
  background: linear-gradient(90deg, var(--blue), var(--light-blue));
  color: var(--card);
  padding: 28px 20px;
}

.container {
  max-width: 980px;
  margin: 24px auto;
  padding: 0 18px;
}

h1 {
  margin: 0;
  font-size: 28px;
  letter-spacing: 0.6px;
}

.subtitle {
  opacity: 0.95;
  margin-top: 6px;
  font-size: 14px;
}

nav {
  margin-top: 12px;
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.navlink {
  background: var(--yellow);
  color: #07345a;
  padding: 8px 12px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
}

main {
  display: flex;
  flex-direction: column;
  gap: 18px;
  margin-top: 20px;
}

.card {
  background: var(--card);
  border-radius: 12px;
  padding: 18px;
  box-shadow: 0 6px 18px rgba(7, 52, 90, 0.06);
}


.two-col {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
}


.col {
  flex: 1 1 300px; 
  min-width: 260px;
}


.robot-design-box {
  background: linear-gradient(180deg, #0b4f9f, #2e7bdc);
  color: #3c3c3c;
  padding: 24px;
  border-radius: 16px;
  margin: 20px 0;
}


.robot-design-box h2 {
  font-size: 28px;
  margin-bottom: 12px;
  color: var(--yellow);
}

.robot-design-box p {
  font-size: 16px;
  line-height: 1.6;
  color: #ffffff;
}


.image-wrap {
  margin: 14px 0;
  text-align: center;
}


.responsive-img {
  max-width: 100%;
  height: auto;
  display: block;
  margin-left: auto;
  margin-right: auto;
  border-radius: 10px;
  box-shadow: 0 8px 20px rgba(7,52,90,0.08);
}

.yellowTextH2 {
  color: var(--yellow);
}

.ParagraphForYellowTextH2 {
  color: white;
}

#solution .col {
  border: 3px solid var(--blue);
  border-radius: 12px;
  padding: 18px;
}

.bottom-image {
  text-align:center;
  margin-top: 18px;
}


.grid {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}


@media (max-width: 520px) {
  header { padding: 18px 12px; }
  h1 { font-size: 20px; }
  .robot-design-box { padding: 18px; }
}

#robot-design-box .responsive-img {
  max-width: 400px; 
}

.cardForMotors {
  color:white;
  background: rgb(34, 34, 60);
  border-radius: 12px;
  padding: 18px;
  box-shadow: 0 6px 18px rgba(7, 52, 90, 0.06);
}