:root {
  --indexBG: #f8fafc;
  --indexLight: rgb(255, 255, 255);



  /* COLORS */
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --secondary: #0f172a;
  --success: #16a34a;
  --danger: #dc2626;
  --warning: #f59e0b;
  --bg: #f4f7fb;
  --white: #ffffff;
  --text: #0f172a;
  --text-light: #64748b;
  --border: #e2e8f0;
  --card-shadow: 0 10px 30px rgba(15, 23, 42, 0.06);
  --hover-shadow: 0 18px 40px rgba(15, 23, 42, 0.12);
  --radius: 18px;
  --transition: 0.25s ease;

}

body {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: arial, sans-serif;
  background: var(--indexBG);
}

header {
  background: linear-gradient(45deg, #001557, #031e6f);
  position: fixed;
  width: 100%;
  z-index: 100;
  top: 0;
  left: 0;
  color: white;
}

h1 {
  font-size: 3.8rem;
}

p {
  font-size: 1.2rem;
}

nav ul li {
  align-items: center;
  display: flex;
  justify-content: center;
  list-style: none;
}

.nav-link {
  color: white;
}

.nav-link:hover,.nav-link:active,.nav-link:focus {
  color: white;
}



.logo {
  width: 100%;
}

.logo img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: contain;
}


.loginBtn {
  background: blue;
  padding: 8px 20px;
  border-radius: 8px;
  color: white;
  text-decoration: none;
  border: none;
}

.loginBtn a {
  color: white;
  text-decoration: none;
}

.loginBtn:hover {
  background: #1e40af;
  transition: var(--transition);
  transition-duration: 0.3s;
}

section {
  border-radius: 10px;
}

#homeSection {
  padding: 10rem 0rem 0rem 0rem;
  width: 100%;
  height: calc(90vh - 100px);
}

section {
  padding: 6rem 4rem;
}

.dash {
  width: 100%;
  height: 50vh;
  background-image: url("../../assets/img/study.png");
  background-size: cover;
  border-radius: 5px;
}

.main {
  margin-top: 110px;
}

/* ///////////role section start  */
#role {
  width: 100%;
  height: 90vh;
  background: var(--indexLight);
  padding: 10rem 0rem 0rem 0rem;
}

h2 {
  font-size: 2.5rem;
}

.role-card {
  padding: 40px;
  border-radius: 20px;
  background: var(--indexBG);
  border: 1px solid #f1f5f9;
  transition: var(--transition);
}

.role-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
  transition-duration: 0.3s;
}

ul {
  padding: 0px 20px;
}

.role-icon {
  font-size: 2.5rem;
  margin-bottom: 20px;
}

/* feature section  */
#feature {
  width: 100%;
  height: 90vh;
  padding: 10rem 0rem 0rem 0rem;
}

.feat-card {
  max-width: 250px;
  background: var(--indexLight);
  padding: 30px;
  border-radius: 16px;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
  transition: var(--transition);
  border-top: 4px solid transparent;
}

.feat-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  border-top-color: blue;
  transition-duration: 0.3s;
}

.feat-card p {
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* // step section */
#howItWork {
  width: 100%;
  height: 90vh;
  background: var(--indexLight);
  padding: 10rem 0rem 0rem 0rem;
  margin-top: 4rem;
}

.step {
  text-align: center;
  flex: 1;
  padding: 20px;
  position: relative;
  z-index: 1;
}

.step-num {
  width: 50px;
  height: 50px;
  background: blue;
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  font-weight: 800;
  font-size: 1.2rem;
}

.step p {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-top: 10px;
}

/* // technology section  */

.tech-badge {
  background: #f1f5f9;
  padding: 8px 18px;
  border-radius: 8px;
  font-size: 0.85rem;
  font-weight: 600;
  color: #475569;
}

.usesArea {
  margin-top: 30px;
}

.contact-info {
  max-width: 250px;
  width: 100%;
}

/* /////  */
.contact-container {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 50px;
  background: white;
  border-radius: 30px;
  padding: 50px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.05);
}

input,
textarea {
  width: 100%;
  padding: 15px;
  margin-bottom: 15px;
  border-radius: 10px;
  border: 1px solid #e2e8f0;
  background: #f8fafc;
}

#contact {
  padding: 10rem 0rem 0rem 0rem;

}

footer {
  background: #02023c;
  color: white;
  padding: 60px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 50px;
  margin-bottom: 50px;
}

.footer-bottom {
  border-top: 1px solid #1e293b;
  padding-top: 20px;
  text-align: center;
  font-size: 0.8rem;
  color: #94a3b8;
}