/* CSS Reset similar to Tachyons */
*, *::before, *::after {
  box-sizing: border-box;
}

:root {
  --bg-color: #f4f4f4;
  --text-color: #333333;
  --primary-color: #ffb700;
  --secondary-color: #137752;
  --accent-color: #ff6300;
  --border-color: #aaa;
  --hover-bg: #eeeeee;
  --border-radius: 8px;
  --focus-color: #5E2CA5;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg-color: #111111;
    --text-color: #f4f4f4;
    --primary-color: #ffb700;
    --secondary-color: #19a974;
    --accent-color: #ff6300;
    --border-color: #333;
    --hover-bg: #333333;
    --focus-color: #a463f2;
  }
}

body {
  font-family: "Source Code Pro", monospace;
  background-color: var(--bg-color);
  color: var(--text-color);
  margin: 0;
  padding: 0;
}

/* Layout utilities */
.w-100 { width: 100%; }
.flex { display: flex; }
.items-center { align-items: center; }

/* Spacing utilities */
.ma0 { margin: 0; }
.mb2 { margin-bottom: 0.5rem; }
.mb3 { margin-bottom: 1rem; }
.mb4 { margin-bottom: 2rem; }
.mr2 { margin-right: 0.5rem; }
.pa3 { padding: 1rem; }
.ph3 { padding-left: 1rem; padding-right: 1rem; }
.pv4 { padding-top: 2rem; padding-bottom: 2rem; }

/* Typography utilities */
.f2 { font-size: 2.25rem; }
.f3 { font-size: 1.5rem; }
.f4 { font-size: 1.125rem; }
.f5 { font-size: 1rem; }
.fw6 { font-weight: 600; }
.lh-copy { line-height: 1.5; }

/* Display utilities */
.dn { display: none; }

.view-selector {
  border: 2px solid var(--primary-color);
  border-radius: var(--border-radius);
  overflow: hidden;
  display: inline-flex;
}

.view-btn {
  background: transparent;
  color: var(--primary-color);
  border: none;
  padding: 0.75rem 1.5rem;
  cursor: pointer;
  font-family: inherit;
  font-size: 0.9rem;
  transition: all 0.2s ease;
}

.view-btn:hover {
  background: color-mix(in srgb, var(--primary-color) 85%, black);
  color: black;
}

.view-btn.active {
  background: var(--primary-color);
  color: black;
}

.view-content {
  display: none;
}

.view-content.active {
  display: block;
}

.form {
  background: var(--hover-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  padding: 1rem;
  margin-bottom: 1rem;
  width: fit-content;
}

.form.hidden {
  display: none;
}

.form.show {
  display: block;
}

/* Legacy class names for backward compatibility */
.rack-form {
  background: var(--hover-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  padding: 1rem;
  margin-bottom: 1rem;
  width: fit-content;
}

.form-row {
  display: flex;
  gap: 1rem;
  margin-bottom: 1rem;
  align-items: end;
  flex-wrap: wrap;
}

.form-group {
  display: flex;
  flex-direction: column;
  min-width: 150px;
}

.form-group label {
  margin-bottom: 0.25rem;
  font-size: 0.9rem;
  color: var(--text-color);
}

/* Form inputs - both new class and legacy selectors */
.form-input,
.form-group input,
.form-group select {
  padding: 0.5rem;
  border: 1px solid var(--border-color);
  background: var(--bg-color);
  color: var(--text-color);
  border-radius: var(--border-radius);
  font-family: inherit;
  width: 100%;
  font-size: 16px; /* Prevents zoom on iOS */
  -webkit-appearance: none;
  appearance: none;
}

/* Placeholder text styling for better contrast */
.form-input::placeholder,
.form-group input::placeholder,
.form-group select::placeholder {
  color: color-mix(in srgb, var(--text-color) 50%, transparent);
  opacity: 1;
}

.form-input::-webkit-input-placeholder,
.form-group input::-webkit-input-placeholder,
.form-group select::-webkit-input-placeholder {
  color: color-mix(in srgb, var(--text-color) 50%, transparent);
  opacity: 1;
}

.form-input::-moz-placeholder,
.form-group input::-moz-placeholder,
.form-group select::-moz-placeholder {
  color: color-mix(in srgb, var(--text-color) 50%, transparent);
  opacity: 1;
}

/* Custom select styling with Phosphor caret-down */
.form-group select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='256' height='256' fill='%23666' viewBox='0 0 256 256'%3E%3Cpath d='m213.66,101.66l-80,80a8,8 0 0,1 -11.32,0l-80,-80a8,8 0 0,1 11.32,-11.32L128,164.69l74.34,-74.35a8,8 0 0,1 11.32,11.32Z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.5rem center;
  background-size: 16px;
  padding-right: 2.5rem;
  min-height: 2.5rem; /* Consistent height on iOS */
}

/* Custom number input styling with Phosphor caret-up-down */
.form-group input[type="number"] {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='256' height='256' fill='%23666' viewBox='0 0 256 256'%3E%3Cpath d='m181.66,154.34l-48,48a8,8 0 0,1 -11.32,0l-48,-48a8,8 0 0,1 11.32,-11.32L128,185.37l42.34,-42.35a8,8 0 0,1 11.32,11.32Z'/%3E%3Cpath d='m181.66,101.66l-48,-48a8,8 0 0,1 -11.32,0l-48,48a8,8 0 0,1 11.32,11.32L128,70.63l42.34,42.35a8,8 0 0,1 -11.32,11.32Z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.5rem center;
  background-size: 16px;
  padding-right: 2.5rem;
  -moz-appearance: textfield; /* Hide spinners on Firefox */
}

/* Hide number input spinners on WebKit browsers */
.form-group input[type="number"]::-webkit-outer-spin-button,
.form-group input[type="number"]::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

/* Fix for iOS Safari input styling */
@supports (-webkit-touch-callout: none) {
  .form-input,
  .form-group input,
  .form-group select {
    -webkit-appearance: none;
    border-radius: var(--border-radius);
  }
}

.form-input:focus,
.form-group input:focus,
.form-group select:focus {
  outline: 2px solid var(--focus-color);
  outline-offset: 2px;
}

.btn-primary {
  background: var(--primary-color);
  color: black;
  border: 1px solid var(--border-color);
  padding: 0.5rem 1rem;
  border-radius: var(--border-radius);
  cursor: pointer;
  font-family: inherit;
  transition: all 0.2s ease;
}

.btn-primary:hover {
  background: color-mix(in srgb, var(--primary-color) 85%, black);
}

.btn-primary:focus {
  outline: 2px solid var(--focus-color);
  outline-offset: 2px;
}

/* Legacy class for backward compatibility */
.add-rack-btn {
  background: var(--primary-color);
  color: black;
  border: 1px solid var(--border-color);
  padding: 0.5rem 1rem;
  border-radius: var(--border-radius);
  cursor: pointer;
  font-family: inherit;
  transition: all 0.2s ease;
}

.add-rack-btn:hover {
  background: color-mix(in srgb, var(--primary-color) 85%, black);
}

.add-rack-btn:focus {
  outline: 2px solid var(--focus-color);
  outline-offset: 2px;
}

.rack-container {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  margin-top: 1rem;
}

.rack {
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  overflow: hidden;
  min-width: 250px;
  width: fit-content;
}

.rack-header {
  background: var(--primary-color);
  color: black;
  padding: 0.5rem;
  text-align: center;
  font-weight: bold;
  font-size: 0.9rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.rack-title {
  flex-grow: 1;
}

.rack-body {
  display: flex;
}

.unit-numbers {
  width: 30px;
  border-right: 2px solid var(--border-color);
}

.unit-number-cell {
  height: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  color: var(--text-color);
  border-bottom: 1px solid var(--border-color);
}

.unit-number-cell:first-child {
  border-top: 1px solid var(--border-color);
}

.unit-number-cell:last-child {
  border-bottom: none;
}

.rack-units {
  flex: 1;
  padding: 0;
  min-width: 200px;
}

.rack-unit {
  height: 30px;
  border: 1px solid color-mix(in srgb, var(--border-color) 85%, black);
  border-top: none;
  border-left: none;
  display: flex;
  align-items: center;
  font-size: 0.8rem;
  padding: 0 0.75rem;
  position: relative;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.rack-unit:first-child {
  border-top: 1px solid var(--border-color);
}

.rack-unit.equipment-start {
  justify-content: center;
  align-items: center;
  position: relative;
}

.rack-unit.equipment-start .equipment-content {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  gap: 0.5rem;
}

.rack-unit.occupied {
  background: var(--border-color);
  color: var(--text-color);
  cursor: grab;
}

.rack-unit.occupied:active {
  cursor: grabbing;
}

.rack-unit.occupied .unit-number {
  color: var(--text-color);
  opacity: 0.7;
}

/* Legacy class for backward compatibility */
.equipment-form {
  background: var(--hover-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  padding: 1rem;
  margin-bottom: 1rem;
  display: none;
  width: fit-content;
}

.equipment-form.show {
  display: block;
}

.equipment-label {
  flex-grow: 1;
  text-align: center;
  font-weight: bold;
  font-size: 0.75rem;
}



.rack-unit.drag-over {
  background: rgba(0, 255, 0, 0.2) !important;
  border-color: #00ff00 !important;
}

.rack-unit.dragging {
  opacity: 0.5;
}

.drop-zone {
  min-height: 30px;
  border: 2px dashed transparent;
  transition: all 0.2s ease;
}

.drop-zone.drag-over {
  border-color: #00ff00;
  background: rgba(0, 255, 0, 0.1);
}

.patchbay-container {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  margin-top: 1rem;
}

.patchbay {
  border: 2px solid var(--border-color);
  border-radius: var(--border-radius);
  background: var(--bg-color);
  min-width: 600px;
  max-width: none;
  padding: 0;
  position: relative;
  user-select: none;
  display: flex;
  flex-direction: column;
}

/* Ensure 96-point patch bays have enough space for scrolling content */
.patchbay[data-points="96"] {
  min-width: 600px; /* Keep container manageable */
}

.patchbay-header {
  background: var(--primary-color);
  color: black;
  padding: 0.5rem 1.5rem;
  text-align: center;
  font-weight: bold;
  font-size: 0.9rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-radius: var(--border-radius) var(--border-radius) 0 0;
  flex-shrink: 0;
}

.patchbay-title {
  flex-grow: 1;
}

.patchbay-body {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding: 2.5rem 1.5rem;
  overflow-x: auto;
  flex: 1;
}

/* Make the scrollable content wide enough for 96-point */
.patchbay[data-points="96"] .patchbay-body {
  min-width: 1200px;
}

.patchbay-row {
  display: flex;
  gap: 0.75rem;
  justify-content: flex-start;
  flex-wrap: nowrap;
  align-items: center;
  min-width: fit-content;
}

.patchbay-toggle-row {
  display: flex;
  gap: 0.75rem;
  justify-content: flex-start;
  flex-wrap: nowrap;
  align-items: center;
  min-width: fit-content;
}

.patch-point-container {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.patch-point {
  width: 28px;
  height: 28px;
  border: 2px solid var(--border-color);
  border-radius: 50%;
  background: var(--bg-color);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  color: var(--text-color);
  cursor: pointer;
  transition: all 0.2s ease;
  flex-shrink: 0;
}

.patch-point:hover {
  background: var(--primary-color);
  color: white;
}

.patch-toggle {
  width: 28px;
  height: 22px;
  background: var(--bg-color);
  border: 1px solid var(--border-color);
  color: var(--text-color);
  font-family: inherit;
  font-size: 0.65rem;
  font-weight: bold;
  cursor: pointer;
  border-radius: var(--border-radius);
  transition: all 0.2s ease;
}

.patch-toggle:hover {
  background: var(--primary-color);
  color: white;
}

.patch-point.selected {
  background: rgba(0, 255, 0, 0.3);
  border-color: #00ff00;
}

.patch-point.grouped {
  border-width: 3px !important;
}

.group-label {
  color: white;
  padding: 4px 8px;
  font-size: 0.75rem;
  font-weight: bold;
  border-radius: var(--border-radius);
  white-space: nowrap;
  font-family: inherit;
  pointer-events: auto;
  z-index: 10;
  transition: all 0.2s ease;
}

.group-label:hover,
.group-label.hover-active {
  z-index: 100;
}

.group-label:hover.top-row,
.group-label.hover-active.top-row {
  top: calc(-30px - 2px) !important;
}

.group-label:hover.bottom-row,
.group-label.hover-active.bottom-row {
  bottom: calc(-30px - 2px) !important;
}

/* ===== DELETE BUTTONS ===== */
.delete-btn {
  background: rgba(255, 255, 255, 0.2);;
  color: black;
  border: none;
  padding: 2px 4px;
  border-radius: var(--border-radius);
  cursor: pointer;
  font-family: inherit;
  font-size: 0.75rem;
  margin-left: 0.5rem;
  transition: all 0.2s ease;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  pointer-events: auto;
}

.delete-btn:hover {
  background: rgba(0, 0, 0, 0.2);
  color: black;
  border-color: var(--primary-color);
}

.delete-btn i {
  font-size: inherit;
  line-height: 1;
}