/* Futuristic Technical Background */
body {
  margin: 0;
  height: 100vh;
  font-family: 'Roboto', sans-serif;
  color: #eee;
  position: relative;
  background: #0a0f1a;
  overflow-x: hidden;
  padding: 20px;
}

/* Glowing animated grid */
.background-grid {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background:
    linear-gradient(rgba(0, 255, 255, 0.15) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 255, 255, 0.15) 1px, transparent 1px);
  background-size: 50px 50px;
  animation: gridMove 10s linear infinite;
  z-index: -1;
}

/* Subtle glowing lines */
.background-lines {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background:
    repeating-linear-gradient(45deg, #00fff7, #00fff7 2px, transparent 2px, transparent 15px),
    repeating-linear-gradient(-45deg, #00d8cc, #00d8cc 2px, transparent 2px, transparent 15px);
  opacity: 0.1;
  animation: linesGlow 6s ease-in-out infinite alternate;
  z-index: -2;
}

@keyframes gridMove {
  from { background-position: 0 0, 0 0; }
  to { background-position: 50px 50px, 50px 50px; }
}

@keyframes linesGlow {
  from { opacity: 0.1; }
  to { opacity: 0.25; }
}

h2, h3 {
  text-align: center;
  color: #00e5ff;
  text-shadow: 0 0 8px #00e5ff;
}

form, table, #gantt-chart {
  background: rgba(10, 15, 26, 0.85);
  padding: 20px;
  margin: 20px auto;
  border-radius: 8px;
  box-shadow: 0 0 15px rgba(0, 255, 255, 0.4);
  max-width: 800px;
  color: #e0f7fa;
}

form input, select, button {
  padding: 10px;
  margin: 5px;
  border-radius: 4px;
  border: 1px solid #00e5ff;
  font-size: 14px;
  background: #022c3f;
  color: #b2ebf2;
  transition: background-color 0.3s ease;
}

form input:focus, select:focus {
  background-color: #00bcd4;
  color: #012f3f;
  outline: none;
  border-color: #00e5ff;
  box-shadow: 0 0 8px #00e5ff;
}

button {
  background-color: #00e5ff;
  color: #012f3f;
  border: none;
  cursor: pointer;
  font-weight: bold;
  transition: background-color 0.3s ease;
}

button:hover {
  background-color: #00acc1;
  color: #e0f7fa;
}

table {
  width: 100%;
  border-collapse: collapse;
  color: #b2ebf2;
}

th, td {
  padding: 10px;
  text-align: center;
  border-bottom: 1px solid #004d40;
}

th {
  background-color: #00e5ff;
  color: #012f3f;
  text-shadow: none;
}

#gantt-chart {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
}

.gantt-block {
  background-color: #00e676;
  color: #012f3f;
  padding: 10px;
  border-radius: 4px;
  min-width: 80px;
  text-align: center;
  box-shadow: 0 0 10px #00e676;
}

#quantum-wrapper {
  display: none;
}