/* ==========================================================================
   PROFESSIONAL HUD - CHARACTER CREATOR
   Inspired by AAA game character creation interfaces
   ========================================================================== */

/* CSS Variables */
:root {
  /* Dark Theme Colors */
  --hud-bg-dark: #0d0d0f;
  --hud-bg-panel: #141416;
  --hud-bg-panel-hover: #1a1a1d;
  --hud-bg-surface: #1e1e21;
  --hud-bg-elevated: #252528;
  --hud-bg-darker: #0a0a0c;
  --hud-text: #e8e4d9;
  
  /* Accent Colors - Gold/Amber */
  --hud-accent: #c9a227;
  --hud-accent-light: #e8d48b;
  --hud-accent-dark: #8b7118;
  --hud-accent-glow: rgba(201, 162, 39, 0.4);
  
  /* Secondary Accent - Teal */
  --hud-secondary: #2a9d8f;
  --hud-secondary-light: #4ecdc4;
  
  /* Text Colors */
  --hud-text: #e8e4d9;
  --hud-text-dim: #8a8780;
  --hud-text-muted: #5a5955;
  
  /* Borders */
  --hud-border: #2a2a2d;
  --hud-border-light: #3a3a3d;
  --hud-border-accent: rgba(201, 162, 39, 0.3);
  
  /* Sizing */
  --hud-sidebar-width: 280px;
  --hud-header-height: 60px;
  --hud-footer-height: 70px;
  --hud-radius: 4px;
  --hud-radius-lg: 8px;
  
  /* Transitions */
  --hud-transition: 0.2s ease;
  --hud-transition-slow: 0.4s ease;
  
  /* Shadows */
  --hud-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
  --hud-shadow-glow: 0 0 30px rgba(201, 162, 39, 0.15);
}

/* ==========================================================================
   Base Styles
   ========================================================================== */
*, *::before, *::after {
  box-sizing: border-box;
}

.hud-body {
  margin: 0;
  padding: 0;
  background: var(--hud-bg-dark);
  color: var(--hud-text);
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: 16px;
  line-height: 1.5;
  overflow: hidden;
  height: 100vh;
  
  /* Subtle texture background */
  background-image: 
    radial-gradient(ellipse at 30% 20%, rgba(201, 162, 39, 0.03) 0%, transparent 50%),
    radial-gradient(ellipse at 70% 80%, rgba(42, 157, 143, 0.02) 0%, transparent 50%);
}

/* ==========================================================================
   Main Container Layout
   ========================================================================== */
.hud-container {
  display: grid;
  grid-template-columns: var(--hud-sidebar-width) 1fr var(--hud-sidebar-width);
  height: 100vh;
  width: 100vw;
  gap: 0;
}

/* ==========================================================================
   Sidebars
   ========================================================================== */
.hud-sidebar {
  background: var(--hud-bg-panel);
  border: 1px solid var(--hud-border);
  display: flex;
  flex-direction: column;
  height: 100vh;
  position: relative;
}

.hud-sidebar-left {
  border-right: 1px solid var(--hud-border);
  border-left: none;
}

.hud-sidebar-right {
  border-left: 1px solid var(--hud-border);
  border-right: none;
}

.hud-sidebar-header {
  padding: 1.25rem;
  border-bottom: 1px solid var(--hud-border);
  background: linear-gradient(180deg, var(--hud-bg-surface) 0%, var(--hud-bg-panel) 100%);
}

.hud-sidebar-title {
  font-family: 'Cinzel', serif;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--hud-accent-light);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  margin: 0;
}

.hud-sidebar-footer {
  padding: 1rem;
  border-top: 1px solid var(--hud-border);
  background: var(--hud-bg-surface);
  margin-top: auto;
}

/* ==========================================================================
   Category Navigation (Left Sidebar)
   ========================================================================== */
.hud-category-nav {
  flex: 1;
  overflow-y: auto;
  padding: 0.5rem;
}

.hud-category-btn {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  width: 100%;
  padding: 0.875rem 1rem;
  margin-bottom: 0.25rem;
  background: transparent;
  border: 1px solid transparent;
  border-radius: var(--hud-radius);
  color: var(--hud-text-dim);
  font-family: 'Cinzel', serif;
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-align: left;
  cursor: pointer;
  transition: all var(--hud-transition);
  position: relative;
}

.hud-category-btn:hover {
  background: var(--hud-bg-panel-hover);
  color: var(--hud-text);
  border-color: var(--hud-border-light);
}

.hud-category-btn.is-active {
  background: linear-gradient(90deg, rgba(201, 162, 39, 0.15) 0%, transparent 100%);
  border-color: var(--hud-accent-dark);
  color: var(--hud-accent-light);
}

.hud-category-btn.is-active::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 60%;
  background: var(--hud-accent);
  border-radius: 0 2px 2px 0;
}

.hud-category-icon {
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  opacity: 0.7;
}

.hud-category-btn.is-active .hud-category-icon {
  opacity: 1;
}

.hud-category-count {
  margin-left: auto;
  font-size: 0.7rem;
  color: var(--hud-text-muted);
  background: var(--hud-bg-dark);
  padding: 0.15rem 0.5rem;
  border-radius: 10px;
}

/* Category with subcategories */
.hud-category-group {
  margin-bottom: 0.5rem;
}

.hud-category-group-title {
  padding: 0.5rem 1rem;
  font-size: 0.65rem;
  color: var(--hud-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.15em;
}

/* ==========================================================================
   Main Content Area
   ========================================================================== */
.hud-main {
  display: flex;
  flex-direction: column;
  background: var(--hud-bg-dark);
  position: relative;
  overflow: hidden;
}

/* Header */
.hud-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 2rem;
  height: var(--hud-header-height);
  background: linear-gradient(180deg, var(--hud-bg-panel) 0%, transparent 100%);
  border-bottom: 1px solid var(--hud-border);
}

.hud-header-left {
  display: flex;
  align-items: baseline;
  gap: 1.5rem;
}

.hud-title {
  font-family: 'Cinzel', serif;
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--hud-accent-light);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin: 0;
}

.hud-subtitle {
  font-size: 0.85rem;
  color: var(--hud-text-muted);
  letter-spacing: 0.05em;
}

.hud-header-right {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.hud-github-link {
  color: var(--hud-text-dim);
  transition: color var(--hud-transition);
}

.hud-github-link:hover {
  color: var(--hud-accent);
}

/* ==========================================================================
   Character Preview Area
   ========================================================================== */
.hud-preview-area {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  position: relative;
}

/* Decorative frame around character */
.hud-preview-frame {
  position: relative;
  width: 100%;
  max-width: 30vw;
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  background: 
    radial-gradient(circle at center, rgba(201, 162, 39, 0.05) 0%, transparent 70%);
}

/* Corner decorations */
.hud-preview-corner {
  position: absolute;
  width: 40px;
  height: 40px;
  border: 2px solid var(--hud-accent-dark);
  opacity: 0.6;
}

.hud-preview-corner-tl {
  top: 0;
  left: 0;
  border-right: none;
  border-bottom: none;
}

.hud-preview-corner-tr {
  top: 0;
  right: 0;
  border-left: none;
  border-bottom: none;
}

.hud-preview-corner-bl {
  bottom: 0;
  left: 0;
  border-right: none;
  border-top: none;
}

.hud-preview-corner-br {
  bottom: 0;
  right: 0;
  border-left: none;
  border-top: none;
}

.hud-character-canvas {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hud-character-canvas canvas {
  image-rendering: pixelated;
  image-rendering: crisp-edges;
  max-width: 100%;
  max-height: 100%;
}

/* Animation Controls */
.hud-animation-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  padding: 1rem;
  margin-top: 1rem;
}

.hud-anim-selector {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.hud-anim-label {
  font-family: 'Cinzel', serif;
  font-size: 0.75rem;
  color: var(--hud-text-dim);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.hud-select {
  background: var(--hud-bg-surface);
  border: 1px solid var(--hud-border);
  border-radius: var(--hud-radius);
  color: var(--hud-text);
  padding: 0.5rem 2rem 0.5rem 0.75rem;
  font-family: 'Cormorant Garamond', serif;
  font-size: 0.9rem;
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%238a8780' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
  transition: all var(--hud-transition);
}

.hud-select:hover {
  border-color: var(--hud-border-accent);
}

.hud-select:focus {
  outline: none;
  border-color: var(--hud-accent);
  box-shadow: 0 0 0 2px var(--hud-accent-glow);
}

/* Zoom Controls */
.hud-zoom-controls {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.hud-zoom-btn {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--hud-bg-surface);
  border: 1px solid var(--hud-border);
  border-radius: var(--hud-radius);
  color: var(--hud-text-dim);
  font-size: 1.1rem;
  cursor: pointer;
  transition: all var(--hud-transition);
}

.hud-zoom-btn:hover {
  background: var(--hud-bg-elevated);
  color: var(--hud-text);
  border-color: var(--hud-border-light);
}

.hud-zoom-value {
  min-width: 50px;
  text-align: center;
  font-family: 'Cinzel', serif;
  font-size: 0.75rem;
  color: var(--hud-text-dim);
}

/* ==========================================================================
   Equipment Bar (Equipped Items Display)
   ========================================================================== */
.hud-equipment-bar {
  padding: 1rem 2rem;
  background: var(--hud-bg-panel);
  border-top: 1px solid var(--hud-border);
}

.hud-equipment-title {
  font-family: 'Cinzel', serif;
  font-size: 0.7rem;
  color: var(--hud-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-bottom: 0.75rem;
}

.hud-equipment-slots {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  max-height: 80px;
  overflow-y: auto;
}

.hud-equipment-slot {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 0.75rem;
  background: var(--hud-bg-surface);
  border: 1px solid var(--hud-border);
  border-radius: var(--hud-radius);
  font-size: 0.8rem;
  color: var(--hud-text-dim);
  transition: all var(--hud-transition);
}

.hud-equipment-slot:hover {
  border-color: var(--hud-border-accent);
  color: var(--hud-text);
}

.hud-equipment-slot canvas {
  width: 24px;
  height: 24px;
  image-rendering: pixelated;
}

.hud-equipment-remove {
  width: 18px;
  height: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: none;
  color: var(--hud-text-muted);
  cursor: pointer;
  opacity: 0;
  transition: all var(--hud-transition);
}

.hud-equipment-slot:hover .hud-equipment-remove {
  opacity: 1;
}

.hud-equipment-remove:hover {
  color: #e74c3c;
}

/* ==========================================================================
   Footer Actions
   ========================================================================== */
.hud-footer {
  padding: 1rem 2rem;
  background: linear-gradient(0deg, var(--hud-bg-panel) 0%, transparent 100%);
  border-top: 1px solid var(--hud-border);
}

.hud-actions {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  justify-content: center;
}

.hud-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 1.25rem;
  font-family: 'Cinzel', serif;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border: 1px solid var(--hud-border);
  border-radius: var(--hud-radius);
  cursor: pointer;
  transition: all var(--hud-transition);
  position: relative;
  overflow: hidden;
}

.hud-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.1), transparent);
  transition: left 0.5s ease;
}

.hud-btn:hover::before {
  left: 100%;
}

/* Default button */
.hud-btn-default {
  background: var(--hud-bg-surface);
  color: var(--hud-text);
}

.hud-btn-default:hover {
  background: var(--hud-bg-elevated);
  border-color: var(--hud-border-light);
}

/* Primary button */
.hud-btn-primary {
  background: linear-gradient(180deg, var(--hud-accent) 0%, var(--hud-accent-dark) 100%);
  border-color: var(--hud-accent);
  color: var(--hud-bg-dark);
}

.hud-btn-primary:hover {
  background: linear-gradient(180deg, var(--hud-accent-light) 0%, var(--hud-accent) 100%);
  box-shadow: var(--hud-shadow-glow);
  transform: translateY(-1px);
}

/* Secondary button */
.hud-btn-secondary {
  background: linear-gradient(180deg, rgba(42, 157, 143, 0.2) 0%, rgba(42, 157, 143, 0.1) 100%);
  border-color: var(--hud-secondary);
  color: var(--hud-secondary-light);
}

.hud-btn-secondary:hover {
  background: linear-gradient(180deg, rgba(42, 157, 143, 0.3) 0%, rgba(42, 157, 143, 0.15) 100%);
  box-shadow: 0 0 20px rgba(42, 157, 143, 0.2);
}

/* Danger button */
.hud-btn-danger {
  background: linear-gradient(180deg, rgba(231, 76, 60, 0.2) 0%, rgba(231, 76, 60, 0.1) 100%);
  border-color: #c0392b;
  color: #e74c3c;
}

.hud-btn-danger:hover {
  background: linear-gradient(180deg, rgba(231, 76, 60, 0.3) 0%, rgba(231, 76, 60, 0.15) 100%);
}

/* Randomize button - special highlight */
.hud-btn-randomize {
  background: linear-gradient(180deg, rgba(155, 89, 182, 0.3) 0%, rgba(142, 68, 173, 0.2) 100%);
  border-color: #9b59b6;
  color: #bb8fce;
  position: relative;
  overflow: hidden;
}

.hud-btn-randomize::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.15), transparent);
  transition: left 0.5s ease;
}

.hud-btn-randomize:hover {
  background: linear-gradient(180deg, rgba(155, 89, 182, 0.5) 0%, rgba(142, 68, 173, 0.35) 100%);
  border-color: #bb8fce;
  box-shadow: 0 0 20px rgba(155, 89, 182, 0.4);
}

.hud-btn-randomize:hover::before {
  left: 100%;
}

.hud-btn-randomize:active {
  transform: scale(0.95);
}

/* ==========================================================================
   Search Box (Right Sidebar Header)
   ========================================================================== */
.hud-search-box {
  position: relative;
  margin-top: 0.75rem;
}

.hud-search-input {
  width: 100%;
  padding: 0.6rem 2.5rem 0.6rem 1rem;
  background: var(--hud-bg-dark);
  border: 1px solid var(--hud-border);
  border-radius: var(--hud-radius);
  color: var(--hud-text);
  font-family: 'Cormorant Garamond', serif;
  font-size: 0.9rem;
  transition: all var(--hud-transition);
}

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

.hud-search-input:focus {
  outline: none;
  border-color: var(--hud-accent);
  box-shadow: 0 0 0 2px var(--hud-accent-glow);
}

.hud-search-icon {
  position: absolute;
  right: 0.75rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--hud-text-muted);
  font-size: 1.1rem;
}

/* ==========================================================================
   Items Grid (Right Sidebar Content)
   ========================================================================== */
.hud-items-container {
  flex: 1;
  overflow-y: auto;
  padding: 0.75rem;
}

.hud-items-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem;
}

.hud-item-card {
  display: flex;
  flex-direction: column;
  background: var(--hud-bg-surface);
  border: 1px solid var(--hud-border);
  border-radius: var(--hud-radius);
  overflow: hidden;
  cursor: pointer;
  transition: all var(--hud-transition);
  position: relative;
}

.hud-item-card:hover {
  border-color: var(--hud-border-accent);
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.hud-item-card.is-selected {
  border-color: var(--hud-accent);
  background: linear-gradient(180deg, rgba(201, 162, 39, 0.1) 0%, transparent 100%);
  box-shadow: var(--hud-shadow-glow);
}

.hud-item-card.is-selected::after {
  content: '✓';
  position: absolute;
  top: 0.5rem;
  right: 0.5rem;
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--hud-accent);
  color: var(--hud-bg-dark);
  font-size: 0.7rem;
  font-weight: bold;
  border-radius: 50%;
}

.hud-item-preview {
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--hud-text-dim);
  padding: 0.5rem;
}

.hud-item-preview canvas {
  image-rendering: pixelated;
  width: 64px;
  height: 64px;
}

.hud-item-info {
  padding: 0.5rem;
  text-align: center;
}

.hud-item-name {
  font-size: 1rem;
  font-weight: 500;
  color: var(--hud-text-dim);
  line-height: 1.2;
  word-break: break-word;
}

.hud-item-card:hover .hud-item-name {
  color: var(--hud-text);
}

.hud-item-card.is-selected .hud-item-name {
  color: var(--hud-accent-light);
}

/* Item variants within a single item */
.hud-item-variants {
  display: flex;
  gap: 0.25rem;
  justify-content: center;
  padding: 0 0.5rem 0.5rem;
  flex-wrap: wrap;
}

.hud-variant-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  border: 1px solid var(--hud-border);
  cursor: pointer;
  transition: all var(--hud-transition);
}

.hud-variant-dot:hover {
  transform: scale(1.3);
  border-color: var(--hud-accent);
}

.hud-variant-dot.is-selected {
  border-color: var(--hud-accent);
  box-shadow: 0 0 5px var(--hud-accent-glow);
}

/* Variant Dropdown */
.hud-item-variants-dropdown {
  padding: 0 0.5rem 0.5rem;
}

.hud-variant-select {
  width: 100%;
  padding: 0.35rem 0.5rem;
  font-size: 0.7rem;
  font-family: 'Inter', sans-serif;
  background: var(--hud-card-bg);
  border: 1px solid var(--hud-border);
  border-radius: 4px;
  color: var(--hud-text);
  cursor: pointer;
  transition: all var(--hud-transition);
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%23b8a77a' viewBox='0 0 16 16'%3E%3Cpath d='M7.247 11.14L2.451 5.658C1.885 5.013 2.345 4 3.204 4h9.592a1 1 0 0 1 .753 1.659l-4.796 5.48a1 1 0 0 1-1.506 0z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.5rem center;
  padding-right: 1.5rem;
}

.hud-variant-select:hover {
  border-color: var(--hud-accent);
}

.hud-variant-select:focus {
  outline: none;
  border-color: var(--hud-accent);
  box-shadow: 0 0 5px var(--hud-accent-glow);
}

.hud-variant-select option {
  background: var(--hud-bg-darker);
  color: var(--hud-text);
  padding: 0.5rem;
}

/* Subcategory headers in item list */
.hud-subcategory-header {
  grid-column: 1 / -1;
  padding: 0.75rem 0.5rem 0.5rem;
  font-family: 'Cinzel', serif;
  font-size: 0.7rem;
  color: var(--hud-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  border-bottom: 1px solid var(--hud-border);
  margin-bottom: 0.5rem;
}

/* ==========================================================================
   Filter Toggles (Right Sidebar Footer)
   ========================================================================== */
.hud-filter-toggles {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.hud-filter-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8rem;
}

.hud-filter-label {
  color: var(--hud-text-dim);
}

.hud-toggle {
  position: relative;
  width: 40px;
  height: 20px;
  background: var(--hud-bg-dark);
  border: 1px solid var(--hud-border);
  border-radius: 10px;
  cursor: pointer;
  transition: all var(--hud-transition);
}

.hud-toggle::after {
  content: '';
  position: absolute;
  top: 2px;
  left: 2px;
  width: 14px;
  height: 14px;
  background: var(--hud-text-dim);
  border-radius: 50%;
  transition: all var(--hud-transition);
}

.hud-toggle.is-active {
  background: var(--hud-accent-dark);
  border-color: var(--hud-accent);
}

.hud-toggle.is-active::after {
  left: 22px;
  background: var(--hud-accent-light);
}

/* ==========================================================================
   Modal Styles
   ========================================================================== */
.hud-modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hud-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(5px);
}

.hud-modal-content {
  position: relative;
  background: var(--hud-bg-panel);
  border: 1px solid var(--hud-border-accent);
  border-radius: var(--hud-radius-lg);
  padding: 2rem;
  max-width: 600px;
  width: 90%;
  max-height: 80vh;
  overflow-y: auto;
  box-shadow: var(--hud-shadow-glow);
  animation: modalSlideIn 0.3s ease;
}

.hud-modal-large {
  max-width: 90vw;
}

@keyframes modalSlideIn {
  from {
    opacity: 0;
    transform: translateY(-20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hud-modal-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: 1px solid var(--hud-border);
  border-radius: var(--hud-radius);
  color: var(--hud-text-dim);
  font-size: 1.5rem;
  cursor: pointer;
  transition: all var(--hud-transition);
}

.hud-modal-close:hover {
  border-color: var(--hud-accent);
  color: var(--hud-accent);
}

.hud-modal-title {
  font-family: 'Cinzel', serif;
  font-size: 1.2rem;
  color: var(--hud-accent-light);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin: 0 0 1.5rem 0;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--hud-border);
}

.hud-modal-body {
  color: var(--hud-text);
}

/* ==========================================================================
   Body Type Selector
   ========================================================================== */
.hud-body-selector {
  display: flex;
  gap: 0.5rem;
}

.hud-body-btn {
  flex: 1;
  padding: 0.6rem;
  background: var(--hud-bg-dark);
  border: 1px solid var(--hud-border);
  border-radius: var(--hud-radius);
  color: var(--hud-text-dim);
  font-family: 'Cinzel', serif;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  cursor: pointer;
  transition: all var(--hud-transition);
}

.hud-body-btn:hover {
  border-color: var(--hud-border-light);
  color: var(--hud-text);
}

.hud-body-btn.is-active {
  background: var(--hud-accent-dark);
  border-color: var(--hud-accent);
  color: var(--hud-accent-light);
}

/* ==========================================================================
   Scrollbar Styles
   ========================================================================== */
.hud-sidebar ::-webkit-scrollbar,
.hud-items-container::-webkit-scrollbar,
.hud-equipment-slots::-webkit-scrollbar {
  width: 6px;
}

.hud-sidebar ::-webkit-scrollbar-track,
.hud-items-container::-webkit-scrollbar-track {
  background: var(--hud-bg-dark);
}

.hud-sidebar ::-webkit-scrollbar-thumb,
.hud-items-container::-webkit-scrollbar-thumb {
  background: var(--hud-border-light);
  border-radius: 3px;
}

.hud-sidebar ::-webkit-scrollbar-thumb:hover,
.hud-items-container::-webkit-scrollbar-thumb:hover {
  background: var(--hud-accent-dark);
}

/* ==========================================================================
   Empty States
   ========================================================================== */
.hud-empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 3rem 1rem;
  text-align: center;
  color: var(--hud-text-muted);
}

.hud-empty-icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  opacity: 0.5;
}

.hud-empty-text {
  font-size: 0.9rem;
  font-style: italic;
}

/* ==========================================================================
   Loading State
   ========================================================================== */
.hud-loading {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 200px;
}

.hud-spinner {
  width: 40px;
  height: 40px;
  border: 2px solid var(--hud-border);
  border-top-color: var(--hud-accent);
  border-radius: 50%;
  animation: hudSpin 1s linear infinite;
}

@keyframes hudSpin {
  to { transform: rotate(360deg); }
}

/* ==========================================================================
   Responsive Design
   ========================================================================== */
@media (max-width: 1200px) {
  :root {
    --hud-sidebar-width: 240px;
  }
}

@media (max-width: 992px) {
  .hud-container {
    grid-template-columns: 1fr;
    grid-template-rows: auto 1fr auto;
  }
  
  .hud-sidebar-left {
    display: none;
  }
  
  .hud-sidebar-right {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: 50vh;
    transform: translateY(calc(100% - 50px));
    transition: transform var(--hud-transition-slow);
    z-index: 100;
  }
  
  .hud-sidebar-right.is-expanded {
    transform: translateY(0);
  }
  
  .hud-sidebar-right .hud-sidebar-header {
    cursor: pointer;
  }
  
  .hud-main {
    height: calc(100vh - 50px);
  }
}

@media (max-width: 600px) {
  .hud-header {
    padding: 0 1rem;
  }
  
  .hud-title {
    font-size: 1rem;
  }
  
  .hud-subtitle {
    display: none;
  }
  
  .hud-preview-area {
    padding: 1rem;
  }
  
  .hud-items-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 0.5rem;
  }
  
  .hud-item-preview canvas {
    width: 48px;
    height: 48px;
  }
}

/* ==========================================================================
   Utility Classes
   ========================================================================== */
.hud-hidden {
  display: none !important;
}

.hud-fade-in {
  animation: hudFadeIn 0.3s ease;
}

@keyframes hudFadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}