body {
    font-family: 'Arial', sans-serif;
    line-height: 1.6;
    margin: 0;
    padding: 20px;
    background: #081850; 
    color: #e0e7ff; 
    background-image: linear-gradient(315deg, #081850 0%, #10396a 74%);
}

h1, h2 {
    color: #ff77e9; 
}

.header-image {
    width: 100%; 
    max-width: 600px;
    height: auto;
    margin: 20px auto;
    display: block;
    border-radius: 15px; 
    box-shadow: 0 0 25px rgba(173, 216, 230, 0.5); 
    border: 3px solid #9be5ff; 
}

p, .introduction, .ending, ul, .conclusion, blockquote {
    text-align: justify;
    margin: 10px;
    color: #d6f3ff; 
}

.donate-button {
    background-color: #9be5ff; 
    color: #001e3c;
    padding: 12px 24px;
    display: block;
    text-align: center;
    font-weight: bold;
    border-radius: 8px;
    margin: 20px auto;
    text-transform: uppercase;
    box-shadow: 0px 0px 20px #9be5ff;
    transition: transform 0.3s, box-shadow 0.3s;
}

.donate-button:hover {
    transform: translateY(-2px);
    box-shadow: 0px 0px 30px #9be5ff, 0px 0px 50px #ff77e9;
}

table {
    width: 100%;
    border-collapse: collapse;
    background-color: #0a2544; 
}

th, td {
    border: 1px solid #577799; 
    padding: 8px;
    text-align: left;
    background-color: #14273b; 
}

@media screen and (max-width: 600px) {
    table, thead, tbody, th, td, tr {
        display: block;
        width: 100%;
    }

    thead tr {
        position: absolute;
        top: -9999px;
        left: -9999px;
    }

    tr { margin-bottom: 10px; }

    td {
        border: none;
        position: relative;
        padding-left: 50%;
        text-align: right;
    }

    td:before {
        content: attr(data-title);
        position: absolute;
        left: 10px;
        width: 40%;
        padding-right: 10px;
        white-space: nowrap;
        font-weight: bold;
        text-align: left;
        color: #d6f3ff; 
    }

    td:last-child {
        border-bottom: 2px solid #577799;
    }
}

.footer {
    color: #d6f3ff; 
    font-size: small;
    width: 100%;
    text-align: center;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
    z-index: 1;
}

.social-media {
    margin-top: 10px;
    display: flex;
    justify-content: center;
    gap: 15px;
}

.social-icon {
    color: #9be5ff; 
    font-size: 20px;
    margin: 0 10px;
    transition: transform 0.3s, color 0.3s;
    text-decoration: none;
}

.social-icon:hover {
    transform: scale(1.2);
    color: #ff77e9; 
}

a {
    color: #9be5ff; 
    text-decoration: none;
    transition: color 0.3s, text-shadow 0.3s, transform 0.3s;
}

a:hover {
    color: #ff77e9; 
    text-shadow: 0 0 8px rgba(255, 119, 233, 0.8), 0 0 12px rgba(155, 229, 255, 0.8); 
    transform: translateY(-2px); 
}

a::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    width: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, #ff77e9, transparent);
    transition: width 0.5s ease-out;
}

a:hover::before {
    width: 100%;
    top: 100%;
}

ul {
    list-style-position: inside; 
    padding-left: 0;
}
#backToTop {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 60px;
  height: 60px;
  background: #9be5ff;
  border: none;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 99;
  opacity: 0;
  transform: translateY(20px) scale(0.95);
  transition: all 0.3s ease;
  color: #081850;
  font-family: 'Orbitron', 'Segoe UI', sans-serif;
  box-shadow:
    0 0 10px rgba(155, 229, 255, 0.6),
    0 0 18px rgba(255, 119, 233, 0.5);
}

#backToTop.visible {
  opacity: 1;
  transform: translateY(0) scale(1);
}

#backToTop:hover {
  background: #ff77e9;
  box-shadow:
    0 0 12px rgba(255, 119, 233, 0.7),
    0 0 22px rgba(155, 229, 255, 0.6);
  transform: scale(1.08);
}

#backToTop:active {
  background: #10396a;
  transform: scale(0.92);
}

#backToTop i {
  font-size: 28px;
  transition: transform 0.3s ease;
  text-shadow: 0 0 6px rgba(9, 24, 80, 0.7);
}

#backToTop.reverse {
  background: #ff77e9;
  animation: softPulse 2s ease-in-out infinite;
  color: #081850;
}

@keyframes softPulse {
  0%, 100% {
    box-shadow:
      0 0 10px rgba(255, 119, 233, 0.4),
      0 0 20px rgba(155, 229, 255, 0.3);
  }
  50% {
    box-shadow:
      0 0 16px rgba(155, 229, 255, 0.6),
      0 0 28px rgba(255, 119, 233, 0.5);
  }
}

@media (hover: none) and (pointer: coarse) {
  #backToTop {
    width: 68px;
    height: 68px;
    bottom: 25px;
    right: 25px;
  }

  #backToTop i {
    font-size: 32px;
  }
}