:root {
  --bg-primary: #0a0e14;
  --bg-secondary: #111820;
  --bg-tertiary: #1a2332;
  --bg-card: #0f1923;
  --border-color: #2a3a4a;
  --border-highlight: #3a5a7a;
  --text-primary: #d0d8e0;
  --text-secondary: #8a9aaa;
  --text-dim: #5a6a7a;
  --accent-green: #00ff88;
  --accent-yellow: #ffcc00;
  --accent-red: #ff4444;
  --allies-blue: #4488ff;
  --allies-glow: #4488ff44;
  --soviet-red: #ff3333;
  --soviet-glow: #ff333344;
  --yuri-purple: #cc44ff;
  --yuri-glow: #cc44ff44;
  --hud-green: #00ff88;
  --font-mono: 'Courier New', 'Consolas', monospace;
  --font-ui: 'Segoe UI', 'Microsoft YaHei', sans-serif;
  --radius-sm: 3px;
  --radius-md: 6px;
  --shadow-glow: 0 0 15px rgba(0,255,136,0.1);
  --card-hover-shadow: 0 4px 16px rgba(0,0,0,0.3);
  --modal-shadow: 0 0 40px rgba(0,0,0,0.5);
  --overlay-bg: rgba(0,0,0,0.8);
  --scanline-opacity: 0.05;
  --stat-border: rgba(255,255,255,0.03);
  --tag-border: rgba(255,255,255,0.05);
  --faction-header-hover: rgba(255,255,255,0.02);
}

[data-theme="light"] {
  --bg-primary: #f5f7fa;
  --bg-secondary: #ffffff;
  --bg-tertiary: #e8ecf1;
  --bg-card: #ffffff;
  --border-color: #d0d5dd;
  --border-highlight: #a0aab8;
  --text-primary: #1a1d23;
  --text-secondary: #4a5060;
  --text-dim: #7a8290;
  --accent-green: #0a7a3a;
  --accent-yellow: #a86600;
  --accent-red: #cc2222;
  --allies-blue: #1a5cc8;
  --allies-glow: #1a5cc822;
  --soviet-red: #cc1a1a;
  --soviet-glow: #cc1a1a22;
  --yuri-purple: #8a22aa;
  --yuri-glow: #8a22aa22;
  --hud-green: #0a7a3a;
  --shadow-glow: 0 0 15px rgba(10,122,58,0.08);
  --card-hover-shadow: 0 4px 16px rgba(0,0,0,0.08);
  --modal-shadow: 0 0 40px rgba(0,0,0,0.12);
  --overlay-bg: rgba(0,0,0,0.3);
  --scanline-opacity: 0;
  --stat-border: rgba(0,0,0,0.06);
  --tag-border: rgba(0,0,0,0.08);
  --faction-header-hover: rgba(0,0,0,0.02);
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 14px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-ui);
  background: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  overflow-x: hidden;
  line-height: 1.6;
  transition: background 0.35s ease, color 0.35s ease;
}

#scanlines {
  position: fixed;
  inset: 0;
  z-index: 9999;
  pointer-events: none;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0,0,0,var(--scanline-opacity)) 2px,
    rgba(0,0,0,var(--scanline-opacity)) 4px
  );
}

/* ===== HEADER ===== */
.ra-header {
  background: linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
  border-bottom: 2px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 100;
  transition: background 0.35s ease, border-color 0.35s ease;
}

.header-inner {
  max-width: 1400px;
  margin: 0 auto;
  padding: 12px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.logo-area {
  display: flex;
  align-items: baseline;
  gap: 16px;
}

.logo-text {
  font-family: var(--font-mono);
  font-size: 1.8rem;
  font-weight: 900;
  letter-spacing: 4px;
  color: var(--accent-yellow);
  text-shadow: 0 0 20px rgba(255,204,0,0.4), 0 2px 4px rgba(0,0,0,0.8);
}

.logo-sub {
  font-size: 0.9rem;
  color: var(--text-secondary);
  letter-spacing: 2px;
}

.main-nav {
  display: flex;
  gap: 4px;
}

.nav-btn {
  font-family: var(--font-ui);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 8px 18px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  background: var(--bg-tertiary);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  gap: 6px;
}

.nav-btn:hover {
  background: var(--bg-card);
  color: var(--text-primary);
  border-color: var(--border-highlight);
}

.nav-btn.active {
  background: var(--bg-card);
  color: var(--accent-green);
  border-color: var(--accent-green);
  box-shadow: 0 0 10px rgba(0,255,136,0.15), inset 0 0 10px rgba(0,255,136,0.05);
}

.faction-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  display: inline-block;
}

.faction-dot.allies { background: var(--allies-blue); box-shadow: 0 0 6px var(--allies-glow); }
.faction-dot.soviet { background: var(--soviet-red); box-shadow: 0 0 6px var(--soviet-glow); }
.faction-dot.yuri { background: var(--yuri-purple); box-shadow: 0 0 6px var(--yuri-glow); }

/* ===== THEME TOGGLE ===== */
.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  background: var(--bg-tertiary);
  color: var(--accent-yellow);
  cursor: pointer;
  transition: all 0.3s ease;
  margin-left: 8px;
  font-size: 1.2rem;
  position: relative;
  overflow: hidden;
  flex-shrink: 0;
}

.theme-toggle:hover {
  background: var(--bg-card);
  border-color: var(--accent-yellow);
  box-shadow: 0 0 8px rgba(255,204,0,0.2);
}

.theme-icon-dark,
.theme-icon-light {
  transition: opacity 0.3s ease, transform 0.35s ease;
  position: absolute;
}

.theme-icon-dark { opacity: 1; transform: rotate(0deg) scale(1); }
.theme-icon-light { opacity: 0; transform: rotate(-90deg) scale(0.5); }

[data-theme="light"] .theme-icon-dark { opacity: 0; transform: rotate(90deg) scale(0.5); }
[data-theme="light"] .theme-icon-light { opacity: 1; transform: rotate(0deg) scale(1); }

[data-theme="light"] .theme-toggle {
  color: var(--accent-yellow);
  background: #fff8e0;
  border-color: #e6d5a0;
}

[data-theme="light"] .theme-toggle:hover {
  background: #fff0c0;
  border-color: var(--accent-yellow);
}

/* ===== TOOLBAR ===== */
.toolbar {
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 62px;
  z-index: 99;
  transition: background 0.35s ease, border-color 0.35s ease;
}

.toolbar-inner {
  max-width: 1400px;
  margin: 0 auto;
  padding: 10px 24px;
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.search-box {
  position: relative;
  flex: 0 1 280px;
}

.search-icon {
  position: absolute;
  left: 10px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-dim);
  font-size: 1rem;
}

.search-box input {
  width: 100%;
  padding: 7px 32px 7px 34px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--accent-green);
  outline: none;
  transition: border-color 0.2s;
}

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

.search-box input:focus {
  border-color: var(--accent-green);
  box-shadow: 0 0 8px rgba(0,255,136,0.1);
}

.search-clear {
  position: absolute;
  right: 6px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--text-dim);
  font-size: 1.2rem;
  cursor: pointer;
  display: none;
  padding: 2px 6px;
}

.search-clear.visible { display: block; }
.search-clear:hover { color: var(--accent-red); }

.category-filters {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
  flex: 1;
}

.cat-btn {
  font-family: var(--font-ui);
  font-size: 0.78rem;
  padding: 5px 12px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.2s;
  white-space: nowrap;
}

.cat-btn:hover {
  background: var(--bg-tertiary);
  color: var(--text-primary);
}

.cat-btn.active {
  background: rgba(0,255,136,0.1);
  color: var(--accent-green);
  border-color: var(--accent-green);
}

.toolbar-info {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-dim);
  white-space: nowrap;
  margin-left: auto;
}

/* ===== MAIN CONTENT ===== */
.main-content {
  max-width: 1400px;
  margin: 0 auto;
  padding: 20px 24px 60px;
  min-height: calc(100vh - 200px);
}

.faction-section {
  margin-bottom: 32px;
}

.faction-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 18px;
  border-radius: var(--radius-md);
  cursor: pointer;
  user-select: none;
  transition: all 0.2s;
  margin-bottom: 0;
  position: relative;
}

.faction-header::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 18px;
  right: 18px;
  height: 1px;
  background: var(--border-color);
}

.faction-header:hover {
  background: var(--faction-header-hover);
}

.faction-header.allies {
  border: 1px solid rgba(68,136,255,0.3);
  background: linear-gradient(135deg, rgba(68,136,255,0.08) 0%, transparent 100%);
}

.faction-header.soviet {
  border: 1px solid rgba(255,51,51,0.3);
  background: linear-gradient(135deg, rgba(255,51,51,0.08) 0%, transparent 100%);
}

.faction-header.yuri {
  border: 1px solid rgba(204,68,255,0.3);
  background: linear-gradient(135deg, rgba(204,68,255,0.08) 0%, transparent 100%);
}

.faction-emblem {
  font-size: 1.8rem;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  border: 2px solid;
  flex-shrink: 0;
}

.faction-header.allies .faction-emblem {
  border-color: var(--allies-blue);
  background: rgba(68,136,255,0.1);
  color: var(--allies-blue);
}

.faction-header.soviet .faction-emblem {
  border-color: var(--soviet-red);
  background: rgba(255,51,51,0.1);
  color: var(--soviet-red);
}

.faction-header.yuri .faction-emblem {
  border-color: var(--yuri-purple);
  background: rgba(204,68,255,0.1);
  color: var(--yuri-purple);
}

.faction-title-area {
  flex: 1;
}

.faction-title {
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: 3px;
}

.faction-header.allies .faction-title { color: var(--allies-blue); }
.faction-header.soviet .faction-title { color: var(--soviet-red); }
.faction-header.yuri .faction-title { color: var(--yuri-purple); }

.faction-subtitle {
  font-size: 0.78rem;
  color: var(--text-dim);
  font-family: var(--font-mono);
  letter-spacing: 1px;
}

.faction-toggle {
  font-size: 1.4rem;
  color: var(--text-dim);
  transition: transform 0.3s;
  flex-shrink: 0;
}

.faction-header.expanded .faction-toggle {
  transform: rotate(90deg);
}

.faction-body {
  display: none;
  padding: 16px 0 0;
}

.faction-body.open {
  display: block;
  animation: fadeSlideIn 0.3s ease;
}

@keyframes fadeSlideIn {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ===== CATEGORY GROUPS ===== */
.category-group {
  margin-bottom: 20px;
}

.category-title {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-secondary);
  letter-spacing: 1px;
  border-left: 3px solid var(--accent-green);
  margin-bottom: 12px;
}

.category-icon {
  font-size: 1rem;
}

.category-count {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-dim);
  background: var(--bg-tertiary);
  padding: 1px 8px;
  border-radius: 10px;
}

/* ===== UNIT CARDS ===== */
.units-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 12px;
}

.unit-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 14px 16px;
  cursor: pointer;
  transition: all 0.25s, background 0.35s ease, border-color 0.35s ease;
  position: relative;
  overflow: hidden;
}

.unit-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--border-color);
  transition: background 0.25s;
}

.unit-card:hover {
  border-color: var(--border-highlight);
  background: var(--bg-tertiary);
  transform: translateY(-2px);
  box-shadow: var(--card-hover-shadow);
}

.unit-card:hover::before {
  background: var(--accent-green);
}

.unit-card.allies:hover::before { background: var(--allies-blue); }
.unit-card.soviet:hover::before { background: var(--soviet-red); }
.unit-card.yuri:hover::before { background: var(--yuri-purple); }

.unit-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 8px;
}

.unit-name {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.3;
}

.unit-code {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-dim);
  background: var(--bg-primary);
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  flex-shrink: 0;
  margin-left: 8px;
}

.unit-desc-short {
  font-size: 0.78rem;
  color: var(--text-secondary);
  margin-bottom: 10px;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.unit-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 6px;
}

.stat-item {
  background: var(--bg-primary);
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--stat-border);
  transition: background 0.35s ease, border-color 0.35s ease;
}

.stat-label {
  font-size: 0.6rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.stat-value {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--accent-green);
}

.unit-card.allies .stat-value { color: var(--allies-blue); }
.unit-card.soviet .stat-value { color: var(--soviet-red); }
.unit-card.yuri .stat-value { color: var(--yuri-purple); }

.unit-tags {
  display: flex;
  gap: 4px;
  margin-top: 8px;
  flex-wrap: wrap;
}

.unit-tag {
  font-size: 0.65rem;
  padding: 1px 6px;
  border-radius: 2px;
  background: var(--bg-primary);
  color: var(--text-dim);
  border: 1px solid var(--tag-border);
}

/* ===== EMPTY STATE ===== */
.empty-state {
  text-align: center;
  padding: 80px 20px;
  color: var(--text-dim);
}

.empty-icon {
  font-size: 3rem;
  margin-bottom: 16px;
  opacity: 0.4;
}

.empty-text {
  font-family: var(--font-mono);
  font-size: 0.9rem;
}

/* ===== MODAL ===== */
.unit-detail-modal {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 1000;
  align-items: center;
  justify-content: center;
}

.unit-detail-modal.open {
  display: flex;
}

.modal-overlay {
  position: absolute;
  inset: 0;
  background: var(--overlay-bg);
  backdrop-filter: blur(4px);
}

.modal-panel {
  position: relative;
  width: 90%;
  max-width: 680px;
  max-height: 85vh;
  overflow-y: auto;
  background: var(--bg-secondary);
  border: 1px solid var(--border-highlight);
  border-radius: var(--radius-md);
  box-shadow: var(--modal-shadow), var(--shadow-glow);
  animation: modalIn 0.25s ease;
  transition: background 0.35s ease, border-color 0.35s ease;
}

@keyframes modalIn {
  from { opacity: 0; transform: scale(0.95) translateY(10px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}

.modal-close {
  position: absolute;
  top: 12px;
  right: 16px;
  background: none;
  border: none;
  color: var(--text-dim);
  font-size: 1.8rem;
  cursor: pointer;
  z-index: 2;
  line-height: 1;
  transition: color 0.2s;
}

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

.modal-header {
  padding: 24px 28px 16px;
  border-bottom: 1px solid var(--border-color);
}

.modal-faction-badge {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 2px;
  padding: 3px 10px;
  border-radius: var(--radius-sm);
  margin-bottom: 8px;
  text-transform: uppercase;
}

.modal-faction-badge.allies {
  background: rgba(68,136,255,0.15);
  color: var(--allies-blue);
  border: 1px solid rgba(68,136,255,0.3);
}

.modal-faction-badge.soviet {
  background: rgba(255,51,51,0.15);
  color: var(--soviet-red);
  border: 1px solid rgba(255,51,51,0.3);
}

.modal-faction-badge.yuri {
  background: rgba(204,68,255,0.15);
  color: var(--yuri-purple);
  border: 1px solid rgba(204,68,255,0.3);
}

.modal-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.modal-code {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-dim);
}

.modal-body {
  padding: 20px 28px 28px;
}

.modal-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 20px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border-color);
}

.modal-params {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 10px;
  margin-bottom: 20px;
}

.param-item {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
}

.param-label {
  font-size: 0.68rem;
  color: var(--text-dim);
  letter-spacing: 0.5px;
  margin-bottom: 4px;
  text-transform: uppercase;
}

.param-value {
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 700;
  color: var(--accent-green);
}

.param-item.infantry .param-value { color: var(--accent-yellow); }
.param-item.vehicle .param-value { color: var(--allies-blue); }

.modal-weapons {
  margin-top: 16px;
}

.weapon-title {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 10px;
  padding-left: 10px;
  border-left: 3px solid var(--accent-yellow);
}

.weapon-item {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  margin-bottom: 8px;
}

.weapon-name {
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.weapon-props {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  gap: 4px;
}

.weapon-prop {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-secondary);
}

.weapon-prop span {
  color: var(--accent-green);
  font-weight: 600;
}

/* ===== FOOTER ===== */
.ra-footer {
  text-align: center;
  padding: 20px;
  border-top: 1px solid var(--border-color);
  font-size: 0.75rem;
  color: var(--text-dim);
  font-family: var(--font-mono);
  letter-spacing: 1px;
}

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: var(--border-color); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--border-highlight); }

/* ===== HIGHLIGHT ===== */
.highlight {
  background: rgba(255,204,0,0.25);
  color: var(--accent-yellow);
  border-radius: 2px;
  padding: 0 1px;
}

/* ===== LIGHT MODE OVERRIDES ===== */
[data-theme="light"] .nav-btn.active {
  background: #e6f5ed;
  color: var(--accent-green);
  border-color: var(--accent-green);
  box-shadow: 0 0 8px rgba(10,122,58,0.1);
}

[data-theme="light"] .cat-btn.active {
  background: #e6f5ed;
  color: var(--accent-green);
  border-color: var(--accent-green);
}

[data-theme="light"] .search-box input {
  background: #ffffff;
  border-color: var(--border-color);
  color: var(--text-primary);
}

[data-theme="light"] .search-box input:focus {
  border-color: var(--accent-green);
  box-shadow: 0 0 8px rgba(10,122,58,0.1);
}

[data-theme="light"] .logo-text {
  color: var(--accent-yellow);
  text-shadow: 0 0 15px rgba(168,102,0,0.2), 0 2px 4px rgba(0,0,0,0.1);
}

[data-theme="light"] .highlight {
  background: rgba(168,102,0,0.18);
  color: #8a5500;
}

[data-theme="light"] .unit-code {
  background: var(--bg-tertiary);
}

[data-theme="light"] .faction-header.allies {
  border-color: rgba(26,92,200,0.25);
  background: linear-gradient(135deg, rgba(26,92,200,0.06) 0%, transparent 100%);
}

[data-theme="light"] .faction-header.soviet {
  border-color: rgba(204,26,26,0.25);
  background: linear-gradient(135deg, rgba(204,26,26,0.06) 0%, transparent 100%);
}

[data-theme="light"] .faction-header.yuri {
  border-color: rgba(138,34,170,0.25);
  background: linear-gradient(135deg, rgba(138,34,170,0.06) 0%, transparent 100%);
}

[data-theme="light"] .unit-card:hover {
  box-shadow: var(--card-hover-shadow);
}

[data-theme="light"] .modal-faction-badge.allies {
  background: rgba(26,92,200,0.1);
  color: var(--allies-blue);
  border-color: rgba(26,92,200,0.25);
}

[data-theme="light"] .modal-faction-badge.soviet {
  background: rgba(204,26,26,0.1);
  color: var(--soviet-red);
  border-color: rgba(204,26,26,0.25);
}

[data-theme="light"] .modal-faction-badge.yuri {
  background: rgba(138,34,170,0.1);
  color: var(--yuri-purple);
  border-color: rgba(138,34,170,0.25);
}

[data-theme="light"] .weapon-item {
  background: var(--bg-tertiary);
}

[data-theme="light"] .param-item {
  background: var(--bg-tertiary);
}

[data-theme="light"] .ra-footer {
  border-top-color: var(--border-color);
  background: var(--bg-secondary);
}

[data-theme="light"] ::-webkit-scrollbar-thumb {
  background: #c0c8d0;
}

[data-theme="light"] ::-webkit-scrollbar-thumb:hover {
  background: #a0a8b0;
}

[data-theme="light"] ::-webkit-scrollbar-track {
  background: var(--bg-tertiary);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .units-grid {
    grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
  }
}

@media (max-width: 768px) {
  html { font-size: 13px; }

  .header-inner {
    flex-direction: column;
    align-items: flex-start;
    padding: 10px 16px;
  }

  .logo-area {
    flex-direction: column;
    gap: 2px;
  }

  .main-nav {
    width: 100%;
    overflow-x: auto;
    padding-bottom: 4px;
  }

  .toolbar {
    top: auto;
    position: relative;
  }

  .toolbar-inner {
    flex-direction: column;
    align-items: stretch;
    padding: 8px 16px;
    gap: 8px;
  }

  .search-box {
    flex: 1 1 100%;
  }

  .category-filters {
    overflow-x: auto;
    flex-wrap: nowrap;
    padding-bottom: 4px;
  }

  .main-content {
    padding: 12px 16px 40px;
  }

  .units-grid {
    grid-template-columns: 1fr;
  }

  .modal-panel {
    width: 95%;
    max-height: 90vh;
  }

  .modal-params {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .logo-text { font-size: 1.3rem; }
  .nav-btn { padding: 6px 12px; font-size: 0.8rem; }
  .cat-btn { padding: 4px 8px; font-size: 0.72rem; }
  .unit-stats { grid-template-columns: repeat(2, 1fr); }
}