:root {
  color-scheme: dark;
  font-family: "Perfect DOS VGA 437", "Courier New", monospace;
  --bg: #040704;
  --panel: rgba(6, 20, 6, 0.92);
  --text: #7dff7d;
  --text-dim: #4abb4a;
  --border: #2a6f2a;
  --accent: #afffaf;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: radial-gradient(circle at top, #0d170d 0, var(--bg) 60%);
  color: var(--text);
}

body,
input,
button,
textarea,
table {
  font: inherit;
}

.crt-overlay {
  position: fixed;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(rgba(125, 255, 125, 0.04), rgba(0, 0, 0, 0.1));
  mix-blend-mode: screen;
}

.crt-overlay::after {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    to bottom,
    rgba(125, 255, 125, 0.04),
    rgba(125, 255, 125, 0.04) 1px,
    transparent 1px,
    transparent 4px
  );
}

.terminal-shell {
  width: min(1200px, calc(100vw - 2rem));
  margin: 1rem auto;
  border: 2px solid var(--border);
  background: var(--panel);
  box-shadow:
    0 0 0 1px rgba(125, 255, 125, 0.12),
    0 0 30px rgba(0, 255, 0, 0.08);
  padding: 1rem;
}

.terminal-header,
.mode-switch,
.panel-grid,
.admin-toolbar {
  display: flex;
  gap: 1rem;
}

.terminal-header,
.mode-switch,
.admin-toolbar {
  justify-content: space-between;
  align-items: center;
}

.eyebrow,
h1,
h2,
p {
  margin: 0;
}

h1,
h2 {
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.terminal-stats,
.status-line,
.preview-box,
input,
textarea,
button,
table,
th,
td {
  border: 1px solid var(--border);
}

.terminal-stats {
  display: grid;
  gap: 0.25rem;
  padding: 0.5rem 0.75rem;
  min-width: 12rem;
}

.mode-switch {
  margin: 1rem 0;
}

.mode-button,
button {
  color: var(--text);
  background: transparent;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.65rem 0.9rem;
  cursor: pointer;
}

.mode-button.active,
button:hover,
button:focus-visible {
  background: rgba(125, 255, 125, 0.08);
  box-shadow: inset 0 0 0 1px var(--accent);
}

.panel[hidden] {
  display: none;
}

.panel-grid {
  align-items: start;
}

.info-column {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  flex: 1;
}

.terminal-form,
.info-card,
.records-card {
  border: 1px solid var(--border);
  padding: 1rem;
  background: rgba(1, 8, 1, 0.58);
}

.terminal-form,
.info-card {
  flex: 1;
}

.terminal-form {
  display: grid;
  gap: 0.85rem;
}

label {
  display: grid;
  gap: 0.35rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

input,
textarea {
  padding: 0.75rem;
  background: rgba(0, 0, 0, 0.75);
  color: var(--text);
}

input::placeholder,
textarea::placeholder {
  color: color-mix(in srgb, var(--text-dim) 70%, black);
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.secondary {
  color: var(--text-dim);
}

.status-line,
.preview-box {
  min-height: 3rem;
  padding: 0.75rem;
  color: var(--accent);
}

.info-card {
  display: grid;
  gap: 1rem;
}

.returning-lookup-list,
.active-visitor-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.5rem;
}

.returning-lookup-item {
  width: 100%;
  text-align: left;
  color: var(--text);
  border: 1px solid var(--border);
  background: rgba(0, 0, 0, 0.35);
  padding: 0.5rem 0.75rem;
}

.active-visitor-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--border);
  background: rgba(0, 0, 0, 0.35);
}

.active-visitor-item button {
  flex-shrink: 0;
}

.empty-state {
  color: var(--text-dim);
  padding: 0.75rem;
  border: 1px dashed var(--border);
}

.records-card {
  overflow: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
}

th,
td {
  padding: 0.65rem;
  vertical-align: top;
}

th {
  text-align: left;
  color: var(--accent);
}

td:last-child {
  white-space: nowrap;
}

.action-group {
  display: flex;
  gap: 0.5rem;
}

.empty-row td {
  text-align: center;
  padding: 2rem;
  color: var(--text-dim);
}

@media (max-width: 900px) {
  .terminal-header,
  .mode-switch,
  .panel-grid,
  .admin-toolbar {
    flex-direction: column;
    align-items: stretch;
  }
}

.login-card {
  border: 1px solid var(--border);
  padding: 2rem;
  background: rgba(1, 8, 1, 0.58);
  display: grid;
  gap: 1.25rem;
  max-width: 28rem;
  margin: 2rem auto;
  text-align: center;
}

.login-form {
  display: grid;
  gap: 0.85rem;
  text-align: left;
}

.login-form label + label,
.login-form label ~ button {
  padding-top: 0.75rem;
}

.user-display {
  font-size: 0.8em;
  color: var(--text-dim);
  letter-spacing: 0.06em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.sign-out-btn {
  font-size: 0.8em;
  padding: 0.35rem 0.65rem;
}

.counter-label {
  display: block;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.35rem;
}

.counter-group {
  display: flex;
  align-items: center;
  gap: 0;
  border: 1px solid var(--border);
  width: fit-content;
}

.counter-btn {
  border: none;
  border-right: 1px solid var(--border);
  padding: 0.65rem 1rem;
  font-size: 1em;
  line-height: 1;
  min-width: 3rem;
}

.counter-btn:last-child {
  border-right: none;
  border-left: 1px solid var(--border);
}

.counter-btn:disabled {
  opacity: 0.35;
  cursor: default;
  box-shadow: none;
  background: transparent;
}

.counter-display {
  min-width: 3.5rem;
  text-align: center;
  padding: 0.65rem 0.75rem;
  color: var(--accent);
  font-size: 1.1em;
  letter-spacing: 0.1em;
  background: rgba(0, 0, 0, 0.45);
}