/* ========== BASE STYLES - Reset, Typography, Accessibility ========== */

/* Reset */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/* Body */
body {
  font-family: 'JetBrains Mono', monospace;
  background: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  font-size: var(--font-md);
  line-height: 1.5;
}

/* ========== ACCESSIBILITY - Focus Outlines ========== */
:focus-visible {
  outline: 2px solid var(--planning);
  outline-offset: 2px;
}

button:focus-visible,
input:focus-visible {
  outline: 2px solid var(--planning);
  outline-offset: 1px;
}

/* ========== HEADER ========== */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--bg-primary);
  border-bottom: 1px solid var(--border);
  padding: var(--spacing-lg) var(--spacing-xl);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--spacing-md) var(--spacing-xl);
}

.header h1 {
  font-size: var(--font-xl);
  font-weight: 600;
  letter-spacing: -0.5px;
  color: var(--text-primary);
}

.header-group {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.header-group--info {
  flex-wrap: wrap;
  gap: var(--spacing-sm) var(--spacing-lg);
}

.header-group--controls {
  gap: var(--spacing-sm);
}

.header-group--actions {
  gap: var(--spacing-sm);
}

/* ========== MAIN CONTAINER ========== */
.container {
  padding: var(--spacing-xl);
  overflow-x: auto;
  position: relative;
}

/* ========== LEGEND ========== */
.legend {
  margin-top: var(--spacing-xl);
  display: flex;
  gap: var(--spacing-xl);
  flex-wrap: wrap;
}

.legend-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: var(--font-sm);
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.legend-color {
  width: 16px;
  height: 10px;
  border-radius: var(--radius-sm);
}

.legend-color--reality {
  opacity: 0.5;
  border: 1px dashed rgba(255, 255, 255, 0.3);
}

/* ========== LOADING STATE ========== */
.loading {
  text-align: center;
  padding: 48px;
  color: var(--text-muted);
}

/* ========== KEYBOARD SHORTCUTS HINT ========== */
.shortcuts-hint {
  font-size: var(--font-xs);
  color: var(--text-muted);
  display: flex;
  gap: 14px;
  margin-left: auto;
}

.shortcuts-hint kbd {
  background: var(--bg-tertiary);
  padding: 3px 6px;
  border-radius: 3px;
  border: 1px solid var(--border);
  font-family: inherit;
}

/* ========== SEARCH/FILTER ========== */
.search-input {
  font-family: inherit;
  font-size: var(--font-base);
  padding: var(--spacing-sm) 14px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  width: 180px;
}

.search-input:focus {
  outline: none;
  border-color: var(--planning);
}

.search-input::placeholder {
  color: var(--text-muted);
}

/* ========== HIDDEN ELEMENTS ========== */
#fileInput {
  display: none;
}