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

body {
  font-family: 'Poppins', sans-serif;
  background-color: #fff;
}

header {
  background-color: #FFFFFF;
  border-bottom: 1px solid #000000;
  height: 105px;
}
.wrapper {
  max-width: 1413px; /* Figma theke width */
  height: 100%;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  align-items: center;
}

nav {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: relative;
}

/* Logo */
.logo {
  font-size: 32px;     /* Anumanik hight */
  font-weight: 700;
  color: #000000;
  width: 200px;        /* Figma theke width */
  display: flex;
  align-items: center;
  user-select: none;
  cursor: default;
}

/* Main Menu Links */
.main-links {
  display: flex;
  gap: 21px;           /* Figma theke gap */
}

.main-links a {
  text-decoration: none;
  color: #000000;
  font-size: 16px;
  font-weight: 600;
  line-height: 27px;    /* Anumanik hight */
  transition: color 0.3s ease;
}

/* Action group - Login, Get started, Globe Icon */
.action-group {
  display: flex;
  align-items: center;
  gap: 10px;
}

/* Login button */
.btn.gray {
  background-color: #E5E5E5;
  color: #000000;
  padding: 11px 28px;
  border-radius: 30px;
  font-size: 16px;
  font-weight: 600;
  text-decoration: none;
  display: inline-block;
  transition: background-color 0.3s ease;
}

.btn.gray:hover {
  background-color: #cccccc;
}

/* Get Started button */
.btn.black {
  background-color: #000000;
  color: #ffffff;
  padding: 11px 28px;
  border-radius: 30px;
  font-size: 16px;
  font-weight: 600;
  text-decoration: none;
  display: inline-block;
  transition: background-color 0.3s ease;
}

.btn.black:hover {
  background-color: #222222;
}

/* Globe icon */
.globe-icon {
  height: 22px;
  width: 22px;
  cursor: pointer;
  user-select: none;
}

/* Hamburger menu button */
.menu-toggle {
  display: none;    /* Desktop e dekha jabena */
  background: none;
  border: none;
  font-size: 28px;
  cursor: pointer;
  color: #000;
}

/* Responsive CSS */
@media (max-width: 768px) {
  /* hamburger button dekhanor jonno */
  .menu-toggle {
    display: block;
  }

  /* Main-links, action-group ke mobile theke hide */
  .main-links,
  .action-group {
    display: none;
    flex-direction: column;
    background-color: #fff;
    position: absolute;
    top: 105px; /* navbar height */
    right: 0;
    width: 100%;
    padding: 20px;
    border-top: 1px solid #000;
    z-index: 1000;
  }

  /* active hole menu dekha jabe */
  nav.active .main-links,
  nav.active .action-group {
    display: flex;
  }

  /* Links vertical & spacing */
  .main-links a,
  .action-group a {
    padding: 10px 0;
    font-size: 18px;
  }

  /* action-group er jonno Align items center */
  .action-group {
    gap: 15px;
  }
}

  /* start hero section */

body, html {
  height: 100%;
  font-family: Arial, sans-serif;
}

.hero {
  background-image: url('images/hero-image.png');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;

  width: 100%;
  height: 760px;     /* Figma layout theke info */
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}


.hero-content {
  background: white;
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.2);
  text-align: center;
  width: 90%;
  max-width: 700px;
}

.hero-content h1 {
  font-size: 24px;
  margin-bottom: 20px;
}

.offer-form {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
  margin-bottom: 20px;
}

.offer-form select,
.offer-form input {
  padding: 10px;
  font-size: 14px;
  border-radius: 5px;
  border: 1px solid #ccc;
  min-width: 100px;
  flex: 1;
}

.offer-form input {
  flex: 2;
}

.btn-offer {
  padding: 10px 20px;
  background-color: #00d6b3;     /* Primary green background */
  color: white;                 /* Text color er jonno */
  border: none;
  border-radius: 5px;             /* corner Rounded er jonno */
  cursor: pointer;
  font-size: 14px;
  font-weight: 600;
  transition: background-color 0.3s ease;
  min-width: 120px;
}

.btn-offer:hover {
  background-color: #00b99b;     /* hover er jonno */
}

.input-button-group {
  display: flex;
  gap: 10px;
  width: 100%;
  justify-content: center;
}

.input-button-group input {
  flex: 1;
  padding: 11px 16px;
  font-size: 14px;
  border: 1px solid #ccc;
  border-radius: 30px;
}

.why-link {
  text-decoration: none;
  color: #555;
  font-size: 14px;
  background: #f1f1f1;
  padding: 6px 12px;
  border-radius: 20px;
  transition: 0.2s;
}

.why-link:hover {
  background: #ddd;
}

/* start buy sell favorate section 1 */

.crypto-section {
  background-color: #FFE14D;
  padding: 60px 20px;
  text-align: center;
}

.crypto-section h2 {
  font-family: 'Inter', sans-serif;
  font-size: 34px;
  font-weight: 500;
  color: #000;
  margin-bottom: 50px;
}

.crypto-section h2 span {
  font-style: italic;
  font-weight: 400;
}

.crypto-icons {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: 100px;
  max-width: 1220px;
  margin: 0 auto;
}

.crypto-icons img {
  width: 60px;
  height: auto;
  object-fit: contain;
}

/* end buy sell favorate section 1 */

/* Start feature section */

.features-section {
  background-color: #ffffff;
  border-bottom: 1px solid #000000;
  padding: 60px 40px;
}

.features-container {
  max-width: 1200px;
  margin: 0 auto;
  text-align: center;
}

.features-section h2 {
  font-size: 32px;
  font-weight: 600;
  margin-bottom: 60px;
}

.features-grid {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 40px;
  flex-wrap: wrap;
}

.feature-item {
  flex: 1;
  min-width: 250px;
  max-width: 320px;
  padding: 0 20px;
}

.feature-icon {
  width: 60px;
  height: auto;
  margin-bottom: 20px;
}

.feature-item h3 {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 10px;
}

.feature-item p {
  font-size: 14px;
  color: #555;
  margin-bottom: 10px;
}

.feature-item a {
  font-size: 14px;
  font-weight: 500;
  text-decoration: underline;
  color: #000;
}

.das {
  width: 70px;
  height: 1px;
  background-color: #000000;
  align-self: center;
}

.see-full-btn {
  margin-top: 40px;
  padding: 10px 25px;
  font-size: 16px;
  border-radius: 25px;
  border: 1px solid #000000;
  background: none;
  cursor: pointer;
  transition: 0.3s;
}

.see-full-btn:hover {
  background-color: #f5f5f5;
}
/* end feature section */

/* start buy sell section */

 .buy-sell-section {
  padding: 40px 0;
  border-top: 1px solid #ccc;
  border-bottom: 1px solid #ccc;
  background-color: #ffffff;
}

.buy-sell-box {
  display: flex;
  margin: auto;
  max-width: 1512px;
  height: 400px;
  background-color: #f8f8f8;
  border: 1px solid #000000;
  position: relative;
}

.buy-column,
.sell-column {
  width: 756px;
  height: 700px;
  padding: 30px;
}

h2 {
  font-size: 24px;
  margin-bottom: 20px;
}

.offer-card {
  border: 1px solid #000;
  padding: 15px;
  margin-bottom: 15px;
  background-color: #fff;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.icon-img {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  object-fit: cover;
}

.view-btn {
  background-color: black;
  color: white;
  padding: 10px 20px;
  border-radius: 20px;
  margin-top: 20px;
  border: none;
  cursor: pointer;
}

/* Vertical line in the middle */
.vertical-line {
  width: 1px;
  background-color: #000000;
  position: absolute;
  left: 50%;
  top: 0;
  height: 100%;
}

/* end buy sell section */

/* start signup section */

    .signup-section {
      background-color: #CFBAFF;
      border-bottom: 1px solid #000000;
      width: 100%;
      height: 600px;
      display: flex;
      justify-content: center;
      align-items: center;
      flex-direction: column;
      text-align: center;
      padding: 0 20px;
    }

    .signup-section h2 {
      font-size: 36px;
      font-weight: bold;
      color: #000000;
      max-width: 900px;
      margin-bottom: 40px;
    }

    .signup-section button {
      background-color: #000000;
      color: #ffffff;
      font-size: 18px;
      padding: 12px 28px;
      border: none;
      border-radius: 20px;
      cursor: pointer;
    }

    .signup-section button:hover {
      opacity: 0.9;
    }
/* end signup section */

/* start footer section */

footer {
      background-color: #000000;
      color: #ffffff;
      padding: 110px 48px 48px;
    }
    .footer-container {
      display: flex;
      justify-content: space-between;
      flex-wrap: wrap;
      max-width: 1440px;
      margin: 0 auto;
    }
    .footer-column {
      display: flex;
      flex-direction: column;
      gap: 32px;
      min-width: 160px;
    }
    .footer-column h4 {
      font-size: 16px;
      font-weight: 600;
      margin: 0;
    }
    .footer-column ul {
      list-style: none;
      padding: 0;
      margin: 0;
    }
    .footer-column ul li {
      font-size: 14px;
      margin-bottom: 12px;
    }
    .footer-column ul li em {
      font-style: italic;
    }
    .footer-column ul li strong {
      font-weight: 600;
    }
    .footer-logo {
      font-size: 32px;
      font-weight: bold;
    }
    .footer-bottom {
      border-top: 1px solid #ffffff;
      font-size: 13px;
      font-weight: 500;
      line-height: 1.5;
      padding-top: 24px;
      margin-top: 64px;
      text-align: center;
    }
/* end footer section */