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

body {
  font-family: Roboto, system-ui, sans-serif;
  background: #f0f4f8;
  color: #222;
  line-height: 1.6;
  overflow-x: hidden;
}

header {
  position: fixed;
  top: 0;
  width: 100%;
  background: #6ea7c4;
  padding: 20px 30px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 1000;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

header h1 {
  color: #ffffff;
  font-size: 22px;
  margin: 0;
}

.logo {
  display: flex;
  align-items: center;
}

.logo img {
  width: 80px;
}

nav ul {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 25px;
}

nav ul li {
  display: inline;
}

nav ul li a {
  text-decoration: none;
  color: #000;
  font-size: 18px;
  font-weight: 500;
  padding: 5px 10px;
  border-radius: 8px;
  transition: 0.3s;
}

nav ul li a:hover {
  background-color: #000;
  color: #6ea7c4;
}

.contact-btn {
  background: #000;
  color: #6ea7c4;
  padding: 8px 20px;
  border-radius: 20px;
  text-decoration: none;
  font-weight: bold;
  transition: 0.3s;
}

.contact-btn:hover {
  background: #000;
  color: #fff;
}

.page-title {
  text-align: center;
  margin-top: 120px;
  font-size: 32px;
  color: #222;
}

.main-content {
  max-width: 1100px;
  margin: auto;
  padding: 20px;
}

h2 {
  text-align: center;
  margin-top: 40px;
  margin-bottom: 20px;
  color: #333;
}

table {
  width: 100%;
  border-collapse: collapse;
  margin: 20px 0;
  font-size: 16px;
  text-align: center;
  background-color: #fff;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
  border: 2px solid #6ea7c4;
}

table thead {
  background-color: #6ea7c4;
  color: #fff;
  font-weight: bold;
}

table thead th {
  padding: 14px;
  border-right: 1px solid #fff;
}

table thead th:last-child {
  border-right: none;
}

table tbody tr {
  transition: background-color 0.3s;
  border-bottom: 1px solid #ccc;
}

table tbody tr:nth-child(even) {
  background-color: #f0f4f8;
}

table tbody tr:hover {
  background-color: #d1e2ea;
}

table tbody td {
  padding: 12px;
  color: #222;
}

canvas {
  display: block;
  max-width: 100%;
  margin: 30px auto;
  background-color: #fff;
  border-radius: 10px;
  padding: 20px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
  border: 2px solid #6ea7c4;
}

/* === HAMBURGER MENU === */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
}

.hamburger span {
  width: 25px;
  height: 3px;
  background: #000;
  border-radius: 5px;
  transition: 0.3s;
}

/* === Responsive Navbar === */
@media (max-width: 850px) {
  .hamburger {
    display: flex;
  }

  nav ul {
    position: absolute;
    top: 80px;
    right: 0;
    background: #6ea7c4;
    flex-direction: column;
    width: 100%;
    align-items: flex-start;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease-in-out;
    padding: 0 20px;
    z-index: 999;
  }

  nav ul.active {
    max-height: 600px;
    padding: 20px;
  }

  nav ul li {
    width: 100%;
  }

  nav ul li a {
    display: block;
    width: 100%;
    padding: 10px 0;
    font-size: 18px;
  }

  .contact-btn {
    background: #000;
    color: #6ea7c4;
    display: block;
    text-align: center;
    margin-top: 10px;
    border-radius: 20px;
    padding: 10px;
  }
}