/* === Base layout === */

body {
  font-family: Arial, sans-serif;
  background-color: #f4f4f9;
  margin: 0;
  padding: 20px;
  color: #333;
}

main {
  flex: 1;
  padding: 20px;
}

footer {
  text-align: center;
  padding: 10px;
  background-color: rgb(246, 254, 255);
}

footer p {
  margin: 0;
}

.container {
  max-width: 800px;
  margin: 0 auto;
  background: #fff;
  padding: 20px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  border-radius: 8px;
}

h1 {
  text-align: center;
  color: #007bff;
  margin-top: 0;
  margin-bottom: 1.5rem;
  font-size: 2rem;
}

/* === Tools Dashboard Project Cards === */

.projects {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 20px;
  margin-top: 20px;
}

.card {
  background-color: #fff;
  border-radius: 8px;
  border: 1px solid #ddd;
  box-shadow: 0 2px 4px rgba(0,0,0,0.1);
  padding: 20px;
  width: 250px;
  text-align: center;
  text-decoration: none;
  color: #333;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 6px 15px rgba(0, 0, 0, 0.15);
}

.card h2 {
  font-size: 1.3rem;
  color: #007bff;
  margin-bottom: 0.5rem;
}

.card p {
  font-size: 0.9rem;
  color: #666;
}

/* === Upload/Download/Form styles === */

.upload-section,
.download-section {
  margin-bottom: 20px;
}

input[type="file"] {
  display: block;
  margin-top: 10px;
  padding: 10px;
  border: 1px solid #ddd;
  border-radius: 4px;
  width: 100%;
  box-sizing: border-box;
}

.download-button {
  background-color: #007bff;
  color: white;
  border: none;
  padding: 10px 20px;
  border-radius: 4px;
  cursor: pointer;
  font-size: 18px;
}

.download-button:hover {
  background-color: #0056b3;
}

/* === Advanced options toggle === */

.toggle-arrow {
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  font-size: 14px;
  user-select: none;
  margin-bottom: 10px;
}

#arrow {
  margin-right: 10px;
  transition: transform 0.3s ease;
}

.arrow-down {
  transform: rotate(0deg);
}

.arrow-up {
  transform: rotate(180deg);
}

.advanced-options {
  display: none;
  margin-top: 10px;
  border: 1px solid #ccc;
  padding: 20px;
  background-color: #f9f9f9;
  border-radius: 4px;
}

.advanced-options label {
  display: block;
  margin-top: 10px;
}

.advanced-options input[type="text"] {
  width: 100%;
  padding: 8px;
  margin-top: 5px;
  border: 1px solid #ddd;
  border-radius: 4px;
  box-sizing: border-box;
}

/* === Tooltip styles === */

.tooltip {
  position: relative;
  display: inline-block;
  cursor: pointer;
}

.tooltip .tooltiptext {
  visibility: hidden;
  width: 220px;
  background-color: #555;
  color: #fff;
  text-align: center;
  border-radius: 5px;
  padding: 5px 0;
  position: absolute;
  z-index: 1;
  bottom: 125%;
  left: 50%;
  margin-left: -110px;
  opacity: 0;
  transition: opacity 0.3s;
}

.tooltip .tooltiptext::after {
  content: "";
  position: absolute;
  top: 100%;
  left: 50%;
  margin-left: -5px;
  border-width: 5px;
  border-style: solid;
  border-color: #555 transparent transparent transparent;
}

.tooltip:hover .tooltiptext {
  visibility: visible;
  opacity: 1;
}

/* === Border Box === */

.border {
  border: 3px solid #DB2525;
  padding: 7px;
  margin-top: 10px;
  display: grid;
  grid-template-columns: auto auto auto;
  gap: 10px;
}

.inline-inputs {
  display: flex;
  align-items: center;
  gap: 5px;
}

.small-input {
  width: 4ch;
  margin-left: 5px;
}