/* ---------------------------------
   BASE
--------------------------------- */
* {
  box-sizing: border-box;
  /*font-family: "Courier New", Consolas, monospace;*/
    font-family: "Orbitron", sans-serif;
  font-optical-sizing: auto;
  font-weight: 600;
  font-style: normal;
}

body {
  margin: 0;
  padding: 32px;
  padding-top: 5px;
  background: #0a0f0c;
  color: #9fe6b8; /* resaturated green */
}

/* ---------------------------------
   CONTAINER
--------------------------------- */
.container {
  max-width: 1200px;
  margin: auto;
  padding: 20px;
  background: #0e1411;
  border: 1px solid #2e5a44;
}

/* ---------------------------------
   Title bar
--------------------------------- */
.title {
  font-size: 24px;
  font-weight: bold;
}
.titleLowerCase {
  font-size: 20px;
  color: #b7f5cf;
}
.subtitle {
  font-size: 14px;
  color: #3a3a3a;
}
/* ---------------------------------
   HEADINGS
--------------------------------- */
h2 {
  margin: 0 0 14px;
  font-size: 16px;
  font-weight: 600;
  color: #b7f5cf;
  letter-spacing: 0.06em;
}

/* ---------------------------------
   BUTTONS
--------------------------------- */
button {
  font-size: 13px;
  padding: 6px 12px;
  background: #0e1411;
  color: #9fe6b8;
  border: 1px solid #2e5a44;
  cursor: pointer;
}

button:hover {
  background: #16201a;
}

button.primary {
  border-color: #56a87e;
}

button.toggle.active {
  background: #1c2a22;
}

button.delete {
  color: #e39a9a;
  border-color: #7a3c3c;
}

button:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

/* ---------------------------------
   TABLE
--------------------------------- */
table {
  table-layout: fixed;  
  border-collapse: collapse;
  margin-bottom: 14px;
  background: #0e1411;
}

/* HEADERS */
thead th {
  background: #111a16;
  color: #b7f5cf;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  padding: 1px;
  border: 1px solid #2e5a44;
}

th.col-numinput {
  min-width: 36px;
width: 36px;
}

th.col-numoutput {
  min-width: 52px;
width: 52px;
}

th.col-deckname {
  max-width: 200px;
width: 200px;
}


/* CELLS */
th,
td {
  border: 1px solid #243c30;
  padding: 0;
  text-align: center;
}

td.invalid {
    color: red;
}

td.outputCol {
  background: #121c17;
}

/* ---------------------------------
   INPUTS
--------------------------------- */
td input[type="number"],
td input[type="text"] {
  width: 100%;
  height: 100%;
  padding: 8px;
  border: none;
  background: transparent;
  color: #9fe6b8;
  font-size: 14px;
}

td input[type="text"] {
  text-align: right;
}

td input[type="checkbox"] {
  appearance: none;
  width: 16px;
  height: 16px;
  position: relative;
  border: 2px solid #888;
  background-color: #222;   /* unchecked color */
  cursor: pointer;
}

td input[type="checkbox"]:checked {
  background-color: #222;
}

input[type="checkbox"]:checked::after {
  content: "✔";
  color: #9fe6b8;
  font-size: 12px;
  position: absolute;
  left: 2px;
  top: -2px;
}

td input::placeholder {
  color: #5f8a73;
}

td input:focus {
  outline: none;
  background: #16201a;
}

td.delete{
 width: 0px;
}

/* ---------------------------------
   ROW INTERACTION
--------------------------------- */
tbody tr:hover td {
  background: #141f19;
}

/* ---------------------------------
   EXPANDABLE SECTIONS
--------------------------------- */
.section {
  border: 1px solid #2e5a44;
  margin-bottom: 12px;
}

.section-toggle {
  width: 100%;
  text-align: left;
  padding: 8px 10px;
  background: #0e1411;
  color: #9fe6b8;
  border: none;
  font-weight: 600;
  cursor: pointer;
}

.section-toggle.active {
  background: #16201a;
}

.section-content {
  padding: 10px;
  background: #0e1411;
}

/* ---------------------------------
   UTILITY
--------------------------------- */
.hidden {
  display: none;
}

/* ---------------------------------
 REMOVE INPUT ARROWS
--------------------------------- */
input[type=number] {
  -moz-appearance: textfield;
}

input[type=number]::-webkit-outer-spin-button,
input[type=number]::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

.sidebyside {
    display: flex;        /* put children in a row */
  gap: 0%;              /* optional spacing between boxes */
  flex-wrap: wrap;      /* allows wrapping on small screens */
}