/* Base Body Styles */
body {
  margin: 2rem;
  font-family: 'Poppins', sans-serif;
  background-color: #121212;
  color: #00ffff;
  font-size: 1rem; /* Base font size scalable */
}

/* Projects Section Title */
.projects h2 {
  text-align: center;
  margin: 2rem 0;
  font-size: clamp(1.5rem, 2.5vw, 2.5rem);
  color: #00ffff;
}

/* Table Container */
.table-container {
  position: relative;
  width: 100%;
  max-width: 900px;
  margin: auto;
  padding: clamp(1rem, 2vw, 2rem);
  border-radius: 10px;
  overflow-x: auto; /* enable horizontal scroll on small screens */
  background-color: #1e1e1e;
  box-shadow: 0 0 15px #00ffff33;
}

/* Optional Grid Background */
.table-container::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, 30px);
  grid-template-rows: repeat(auto-fill, 30px);
  gap: 4px;
  pointer-events: none;
  z-index: 0;
}

.grid-overlay {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, 30px);
  grid-template-rows: repeat(auto-fill, 30px);
  gap: 4px;
  z-index: 1;
  pointer-events: none;
}

.grid-overlay div {
  background: transparent;
  transition: background-color 0.3s ease;
}

.grid-overlay div:hover {
  background-color: #00ffffcc;
  cursor: default;
}

/* Table Styles */
table {
  width: 100%;
  border-collapse: collapse;
  position: relative;
  z-index: 2;
  background: transparent;
  color: #00ffff;
  font-size: 1rem;
}

thead tr {
  background-color: #00ffff;
  color: #121212;
  font-weight: 700;
}

th, td {
  padding: clamp(8px, 1vw, 15px);
  border-bottom: 1px solid #00ffff55;
  text-align: left;
}

tbody tr:nth-child(even) {
  background-color: #2a2a2a;
}

tbody tr:hover {
  background-color: #00ffff33;
}

/* Navigation Links */
.nav-links a {
  color: #00ffff;
  text-decoration: none;
  font-weight: 500;
  transition: all 0.3s ease;
  margin-right: 20px;
  font-size: clamp(0.9rem, 1vw, 1.1rem);
}

.nav-links a:hover,
.nav-links a.active {
  color: #ffffff;
  text-shadow: 0 0 10px #00ffff, 0 0 20px #00ffff;
}

#back_to_top{
    position: fixed;
    bottom: 50px;
    right: 30px;
    z-index: 99;
    display: flex;
    justify-content: center;
    align-items: center; 
    border-radius: 50%;    
    text-decoration: none;    
    transition: background-color 0.3s, transform 0.3s;
}

#back_to_top:hover{
    transform: scale(1.1)
    
}


/* Responsive for small phones */
@media (max-width: 600px) {
  .projects h2 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    padding: 0 1rem;
  }

  .table-container {
    padding: 1rem;
    max-width: 100%;
  }

  table {
    font-size: 0.9rem;
    min-width: 600px;
  }

  th, td {
    padding: 8px 10px;
  }

  .nav-links a {
    margin-right: 10px;
  }
}

/* Responsive for devices like Galaxy S23 Ultra */
@media (min-width: 601px) and (max-width: 900px) {
  .table-container {
    padding: 1.5rem;
    font-size: 1rem;
  }

  table {
    font-size: 1rem;
  }

  .projects h2 {
    font-size: 2rem;
  }

  .nav-links a {
    font-size: 1rem;
  }
}

/* Optional: larger screens */
@media (min-width: 901px) {
  .projects h2 {
    font-size: 2.5rem;
  }

  .nav-links a {
    font-size: 1.1rem;
  }
}