/* ═══════════════════════════════════════════════════════
   DESIGN TOKENS
═══════════════════════════════════════════════════════ */
:root {
  --bg-deep:     #06080f;
  --bg-space:    #0a0e1a;
  --bg-panel:    rgba(10, 16, 30, 0.92);
  --bg-card:     rgba(14, 21, 40, 0.9);

  --cyan:        #00d4ff;
  --cyan-dim:    rgba(0, 212, 255, 0.12);
  --cyan-glow:   0 0 14px rgba(0, 212, 255, 0.45);
  --purple:      #8b5cf6;
  --purple-dim:  rgba(139, 92, 246, 0.12);
  --purple-glow: 0 0 14px rgba(139, 92, 246, 0.45);
  --gold:        #fbbf24;
  --gold-dim:    rgba(251, 191, 36, 0.12);
  --green:       #10b981;
  --green-dim:   rgba(16, 185, 129, 0.12);
  --red:         #ef4444;
  --orange:      #f59e0b;

  --border:      rgba(0, 212, 255, 0.14);
  --border-hot:  rgba(0, 212, 255, 0.5);
  --text-main:   #dde6f0;
  --text-dim:    #6a7f96;
  --text-bright: #ffffff;

  --font-hd:  'Orbitron', 'Courier New', monospace;
  --font-ui:  'Rajdhani', 'Arial', sans-serif;

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;

  --trans:      150ms ease;
  --trans-slow: 300ms ease;
}

/* ═══════════════════════════════════════════════════════
   RESET & BASE
═══════════════════════════════════════════════════════ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { height: 100%; }

body {
  font-family: var(--font-ui);
  background-color: var(--bg-deep);
  color: var(--text-main);
  min-height: 100vh;
  overflow: hidden;
}

/* deep space atmosphere */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background:
    radial-gradient(ellipse at 15% 60%, rgba(139, 92, 246, 0.07) 0%, transparent 55%),
    radial-gradient(ellipse at 85% 15%, rgba(0, 212, 255, 0.06) 0%, transparent 55%),
    radial-gradient(ellipse at 55% 90%, rgba(16, 185, 129, 0.04) 0%, transparent 40%),
    var(--bg-deep);
  z-index: -2;
  pointer-events: none;
}

/* subtle grid overlay */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(0, 212, 255, 0.022) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 212, 255, 0.022) 1px, transparent 1px);
  background-size: 52px 52px;
  z-index: -1;
  pointer-events: none;
}

/* ═══════════════════════════════════════════════════════
   SCROLLBARS
═══════════════════════════════════════════════════════ */
::-webkit-scrollbar { width: 4px; height: 4px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb {
  background: rgba(0, 212, 255, 0.35);
  border-radius: 2px;
}
::-webkit-scrollbar-thumb:hover { background: var(--cyan); }

/* ═══════════════════════════════════════════════════════
   HEADER
═══════════════════════════════════════════════════════ */
#header {
  padding: 12px 20px;
  background: linear-gradient(135deg, rgba(10, 16, 30, 0.98), rgba(6, 8, 15, 0.99));
  border-bottom: 1px solid var(--border);
  position: relative;
  overflow: hidden;
  flex-shrink: 0;
}

#header::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, var(--cyan) 50%, transparent 100%);
  animation: headerSweep 6s ease-in-out infinite;
}

@keyframes headerSweep {
  0%, 100% { opacity: 0.2; transform: scaleX(0.3); }
  50%       { opacity: 0.8; transform: scaleX(1); }
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 18px;
}

.game-logo {
  height: 60px;
  width: auto;
  display: block;
}

.game-title {
  font-family: var(--font-hd);
  font-size: 20px;
  font-weight: 900;
  letter-spacing: 5px;
  text-transform: uppercase;
  background: linear-gradient(135deg, var(--cyan) 0%, var(--purple) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: drop-shadow(0 0 8px rgba(0, 212, 255, 0.3));
}

.game-subtitle {
  font-size: 11px;
  color: var(--text-dim);
  letter-spacing: 1.5px;
}

/* ═══════════════════════════════════════════════════════
   LAYOUT
═══════════════════════════════════════════════════════ */
#game-layout {
  display: grid;
  grid-template-columns: 210px 1fr 275px;
  gap: 8px;
  padding: 8px;
  height: calc(100vh - 53px);
}

/* ═══════════════════════════════════════════════════════
   PANEL BASE  (shared by aside + main)
═══════════════════════════════════════════════════════ */
aside, #game-main {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(14px);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  min-height: 0;
}

.panel-title {
  font-family: var(--font-hd);
  font-size: 8px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--cyan);
  padding: 9px 13px 8px;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

/* ═══════════════════════════════════════════════════════
   LEFT PANEL - RESOURCES
═══════════════════════════════════════════════════════ */
#resource-section { gap: 0; }

#resources-content {
  flex: 1;
  overflow-y: auto;
  padding: 8px;
  display: flex;
  flex-direction: column;
  gap: 5px;
  min-height: 0;
}

/* resource chip */
.resource-chip {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 8px 10px;
  transition: border-color var(--trans), box-shadow var(--trans);
  animation: fadeIn 0.2s ease;
}

.resource-chip:hover {
  border-color: var(--border-hot);
  box-shadow: 0 0 12px var(--cyan-dim);
}

.res-header {
  display: flex;
  align-items: center;
  gap: 7px;
  margin-bottom: 5px;
}

.res-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  display: block;
}

.res-name {
  font-size: 11px;
  font-weight: 600;
  color: var(--text-dim);
  letter-spacing: 0.5px;
  flex: 1;
  text-transform: uppercase;
}

.res-quantity {
  font-family: var(--font-hd);
  font-size: 11px;
  color: var(--text-main);
}

.res-at-cap {
  color: var(--orange);
  font-weight: bold;
}

.res-track {
  width: 100%;
  height: 3px;
  background: rgba(255, 255, 255, 0.06);
  border-radius: 2px;
  overflow: hidden;
  margin-bottom: 4px;
}

.res-fill {
  height: 100%;
  border-radius: 2px;
  background: var(--res-color, var(--cyan));
  transition: width var(--trans-slow);
  opacity: 0.8;
}

.res-rate {
  font-size: 10px;
  color: var(--green);
  letter-spacing: 0.3px;
}

.res-rate-negative {
  color: var(--red);
}

.res-flow {
  font-size: 9px;
  color: var(--text-dim);
}

.res-ttc {
  color: var(--text-dim);
  font-size: 9px;
}

/* ═══════════════════════════════════════════════════════
   SPACE BAR
═══════════════════════════════════════════════════════ */
#spaces-content {
  padding: 10px 12px 12px;
  border-top: 1px solid var(--border);
  flex-shrink: 0;
}

.space-label {
  font-family: var(--font-hd);
  font-size: 7px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 6px;
}

#empty-spaces-bar {
  width: 100%;
  height: 6px;
  appearance: none;
  display: block;
}

#empty-spaces-bar::-webkit-progress-bar {
  background: rgba(255, 255, 255, 0.06);
  border-radius: 3px;
}

#empty-spaces-bar.progress-green::-webkit-progress-value {
  background: linear-gradient(90deg, var(--green), #34d399);
  border-radius: 3px;
}

#empty-spaces-bar.progress-yellow::-webkit-progress-value {
  background: linear-gradient(90deg, var(--orange), var(--gold));
  border-radius: 3px;
}

#empty-spaces-bar.progress-red::-webkit-progress-value {
  background: linear-gradient(90deg, var(--red), #f97316);
  border-radius: 3px;
  animation: redPulse 1s ease-in-out infinite;
}

@keyframes redPulse {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.55; }
}

#spaceDisplay {
  font-family: var(--font-hd);
  font-size: 10px;
  color: var(--text-dim);
  text-align: right;
  margin-top: 5px;
}

/* ═══════════════════════════════════════════════════════
   CENTER - GAME MAIN
═══════════════════════════════════════════════════════ */
#game-main { overflow: hidden; border-radius: var(--radius-lg); }

/* tab nav */
#tab-nav {
  display: flex;
  gap: 1px;
  padding: 8px 8px 0;
  background: rgba(6, 8, 15, 0.6);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.tab-btn {
  font-family: var(--font-hd);
  font-size: 8px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--text-dim);
  background: transparent;
  border: 1px solid transparent;
  border-bottom: none;
  border-radius: var(--radius-sm) var(--radius-sm) 0 0;
  padding: 7px 13px;
  cursor: pointer;
  transition: all var(--trans);
  position: relative;
  bottom: -1px;
  margin: 0;
}

.tab-btn:hover {
  color: var(--cyan);
  background: var(--cyan-dim);
}

.tab-btn.active {
  color: var(--cyan);
  background: var(--bg-panel);
  border-color: var(--border);
  border-bottom-color: var(--bg-panel);
  box-shadow: 0 -4px 12px rgba(0, 212, 255, 0.1);
}

/* tab viewport */
#tab-viewport {
  flex: 1;
  overflow: hidden;
  min-height: 0;
  position: relative;
}

.tab-content {
  display: none;
  height: 100%;
  overflow-y: auto;
  padding: 12px;
}

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

/* ═══════════════════════════════════════════════════════
   BUILDING SHOP
═══════════════════════════════════════════════════════ */
.building-content-wrapper {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(164px, 1fr));
  gap: 8px;
}

.build-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 118px;
  transition: border-color var(--trans), box-shadow var(--trans), transform var(--trans);
}

.build-item:hover {
  border-color: var(--border-hot);
  box-shadow: 0 0 18px var(--cyan-dim);
  transform: translateY(-1px);
}

.build-item-image {
  display: block;
  width: 144px;
  height: 144px;
  margin: 0 auto 4px;
}

.build-button-content-container {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 10px 7px 5px;
  flex: 1;
}

.build-item-name {
  font-family: var(--font-hd);
  font-size: 7px;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--text-main);
  text-align: center;
  margin-bottom: 5px;
}

.build-cost-label {
  font-size: 9px;
  color: var(--text-dim);
  text-align: center;
  line-height: 1.5;
  flex: 1;
}

.build-button-container {
  position: relative;
  z-index: 1;
  padding: 4px 7px 7px;
}

.build-button {
  width: 100%;
  font-family: var(--font-hd);
  font-size: 7px;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--cyan);
  background: var(--cyan-dim);
  border: 1px solid rgba(0, 212, 255, 0.4);
  border-radius: var(--radius-sm);
  padding: 5px 4px;
  cursor: pointer;
  transition: all var(--trans);
  margin: 0;
}

.build-button:hover:not(:disabled) {
  background: rgba(0, 212, 255, 0.22);
  box-shadow: var(--cyan-glow);
}

.build-button:disabled,
.btn-cant-afford,
.btn-research-locked {
  color: var(--text-dim);
  background: transparent;
  border-color: rgba(255, 255, 255, 0.08);
  opacity: 0.45;
  cursor: not-allowed;
}

/* ═══════════════════════════════════════════════════════
   RESEARCH
═══════════════════════════════════════════════════════ */
.research-tree {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 12px;
  align-items: start;
}

.research-branch {
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(8, 15, 28, 0.45);
  border-radius: var(--radius-md);
  padding: 10px;
}

.research-branch-title-block {
  display: flex;
  align-items: center;
  gap: 8px;
}

.research-branch-icon {
  flex-shrink: 0;
  display: block;
}

.research-branch-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  border-bottom: 1px solid rgba(139, 92, 246, 0.2);
  padding-bottom: 7px;
  margin-bottom: 10px;
}

.research-branch-header h3,
.research-branch-header span {
  font-family: var(--font-hd);
  font-size: 8px;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.research-branch-header h3 {
  color: var(--purple);
  margin: 0;
}

.research-branch-header span {
  color: var(--text-dim);
}

.research-grid {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.research-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  transition: border-color var(--trans), box-shadow var(--trans);
  animation: fadeIn 0.2s ease;
}

.research-card:hover {
  border-color: rgba(139, 92, 246, 0.35);
  box-shadow: 0 0 14px var(--purple-dim);
}

.research-card.research-purchased {
  border-color: rgba(16, 185, 129, 0.35);
  opacity: 0.7;
}

.research-name {
  font-family: var(--font-hd);
  font-size: 8px;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--text-main);
}

.research-tier-pill {
  align-self: flex-start;
  font-family: var(--font-hd);
  font-size: 7px;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--cyan);
  border: 1px solid rgba(0, 212, 255, 0.18);
  border-radius: 4px;
  padding: 2px 5px;
}

.research-desc {
  font-size: 11px;
  color: var(--text-dim);
  flex-grow: 1;
  line-height: 1.5;
}

.research-cost {
  font-size: 10px;
  color: var(--text-dim);
}

.research-btn {
  margin: 0;
  padding: 6px;
  font-family: var(--font-hd);
  font-size: 8px;
  letter-spacing: 1px;
  text-transform: uppercase;
  width: 100%;
  color: var(--purple);
  background: var(--purple-dim);
  border: 1px solid rgba(139, 92, 246, 0.4);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--trans);
}

.research-btn:hover:not(:disabled) {
  background: rgba(139, 92, 246, 0.22);
  box-shadow: var(--purple-glow);
}

.research-btn:disabled {
  color: var(--text-dim);
  background: transparent;
  border-color: rgba(255, 255, 255, 0.08);
  opacity: 0.4;
  cursor: not-allowed;
}

.research-done {
  font-family: var(--font-hd);
  font-size: 8px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--green);
  text-align: center;
  padding: 4px 0;
}

/* ═══════════════════════════════════════════════════════
   RIGHT SIDEBAR
═══════════════════════════════════════════════════════ */
#game-sidebar {
  overflow: hidden;
  gap: 0;
}

.sidebar-panel {
  display: flex;
  flex-direction: column;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.log-panel {
  flex: 1;
  min-height: 0;
  overflow: hidden;
  border-bottom: none;
}

/* Build queue */
#building-queue {
  padding: 7px;
  display: flex;
  flex-direction: column;
  gap: 5px;
  max-height: 168px;
  overflow-y: auto;
}

.bqueue-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 7px 10px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  animation: fadeIn 0.15s ease;
}

.queue-name {
  font-family: var(--font-hd);
  font-size: 8px;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--text-main);
}

.queue-timer {
  font-size: 10px;
  color: var(--cyan);
}

.queue-progress-track {
  width: 100%;
  height: 2px;
  background: rgba(255, 255, 255, 0.06);
  border-radius: 1px;
  overflow: hidden;
}

.queue-progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--cyan), var(--purple));
  border-radius: 1px;
  transition: width 0.9s linear;
}

/* Colony (built buildings) */
#built-buildings {
  padding: 7px;
  display: flex;
  flex-direction: column;
  gap: 5px;
  max-height: 210px;
  overflow-y: auto;
}

.building-wrapper {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 7px 9px;
  transition: border-color var(--trans);
  animation: fadeIn 0.15s ease;
}

.building-wrapper:hover { border-color: var(--border-hot); }

.built-building {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
  font-size: 11px;
  color: var(--text-main);
}

.built-building-name {
  font-family: var(--font-hd);
  font-size: 8px;
  letter-spacing: 0.8px;
  text-transform: uppercase;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.building-level {
  font-size: 9px;
  color: var(--text-dim);
}

.building-prod-rate {
  font-size: 9px;
  color: var(--green);
}

.building-consume-rate {
  font-size: 9px;
  color: var(--orange);
}

.build-consume-label {
  font-size: 9px;
  color: var(--orange);
  text-align: center;
  margin: 0;
  padding: 0;
  line-height: 1.3;
}

.building-actions {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 4px;
  flex-shrink: 0;
}

.upgrade-btn {
  font-family: var(--font-hd);
  font-size: 8px;
  letter-spacing: 0.5px;
  color: var(--gold);
  background: var(--gold-dim);
  border: 1px solid rgba(251, 191, 36, 0.35);
  border-radius: var(--radius-sm);
  padding: 5px 8px;
  cursor: pointer;
  white-space: nowrap;
  transition: all var(--trans);
}

.upgrade-btn:hover:not(:disabled) {
  background: rgba(251, 191, 36, 0.22);
  box-shadow: 0 0 10px rgba(251, 191, 36, 0.3);
}

.upgrade-btn:disabled {
  opacity: 0.35;
  cursor: not-allowed;
  background: transparent;
  border-color: rgba(255, 255, 255, 0.08);
  color: var(--text-dim);
}

/* Mission Log */
#game-log {
  flex: 1;
  overflow-y: auto;
  padding: 7px 10px;
  display: flex;
  flex-direction: column;
  gap: 2px;
  font-size: 11px;
  line-height: 1.55;
}

#game-log p { margin: 0; }

.info     { color: #38bdf8; }
.error    { color: var(--red); }
.debug    { color: var(--text-dim); }
.positive { color: var(--green); }
.negative { color: var(--orange); }

/* ═══════════════════════════════════════════════════════
   OVERLAY - START / CONTINUE
═══════════════════════════════════════════════════════ */
.overlay {
  position: fixed;
  inset: 0;
  background: rgba(6, 8, 15, 0.82);
  backdrop-filter: blur(10px);
  z-index: 9999;
  display: flex;
  justify-content: center;
  align-items: center;
}

.button-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 44px 56px;
  box-shadow: 0 0 80px var(--cyan-dim), 0 0 140px rgba(0, 0, 0, 0.8);
  animation: overlayIn 0.35s ease;
}

.button-container::before {
  content: 'B';
  font-size: 52px;
  color: var(--cyan);
  opacity: 0.5;
  text-shadow: 0 0 20px rgba(0, 212, 255, 0.6);
  display: block;
  animation: hexPulse 3s ease-in-out infinite;
}

@keyframes hexPulse {
  0%, 100% { opacity: 0.4; transform: scale(1); }
  50%       { opacity: 0.7; transform: scale(1.08); }
}

@keyframes overlayIn {
  from { opacity: 0; transform: translateY(-12px) scale(0.96); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}

#start-continue-button {
  font-family: var(--font-hd);
  font-size: 12px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--cyan);
  background: var(--cyan-dim);
  border: 1px solid rgba(0, 212, 255, 0.5);
  border-radius: var(--radius-md);
  padding: 14px 44px;
  cursor: pointer;
  transition: all var(--trans);
  box-shadow: var(--cyan-glow);
  margin: 0;
}

#start-continue-button:hover {
  background: rgba(0, 212, 255, 0.22);
  box-shadow: 0 0 28px rgba(0, 212, 255, 0.65);
  transform: scale(1.02);
}

/* ═══════════════════════════════════════════════════════
   GENERAL BUTTON (fallback / debug)
═══════════════════════════════════════════════════════ */
button {
  font-family: var(--font-ui);
  font-size: 12px;
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-main);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 8px 14px;
  cursor: pointer;
  transition: all var(--trans);
  margin: 4px;
}

button:hover:not(:disabled) {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--border-hot);
}

/* ═══════════════════════════════════════════════════════
   TOOLTIP
═══════════════════════════════════════════════════════ */
.tooltip-content {
  position: fixed;
  background: var(--bg-panel);
  border: 1px solid var(--border);
  color: var(--text-main);
  padding: 9px 13px;
  border-radius: var(--radius-md);
  font-family: var(--font-ui);
  font-size: 12px;
  line-height: 1.5;
  max-width: 240px;
  pointer-events: none;
  z-index: 10000;
  display: none;
  box-shadow: var(--cyan-glow), 0 8px 24px rgba(0, 0, 0, 0.6);
}

/* ═══════════════════════════════════════════════════════
   MISC
═══════════════════════════════════════════════════════ */
.coming-soon {
  color: var(--text-dim);
  font-size: 12px;
  text-align: center;
  padding: 48px 20px;
  letter-spacing: 1px;
}

/* ═══════════════════════════════════════════════════════
   RESEARCH - LOCKED STATE
═══════════════════════════════════════════════════════ */
.research-locked {
  opacity: 0.45;
}

.research-locked .research-btn {
  color: var(--text-dim);
  background: transparent;
  border-color: rgba(255, 255, 255, 0.08);
  cursor: not-allowed;
}

/* Missions */
.mission-summary {
  font-family: var(--font-hd);
  font-size: 9px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--cyan);
  padding: 2px 0 12px;
}

.mission-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 10px;
}

.mission-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  animation: fadeIn 0.2s ease;
}

.mission-ready {
  border-color: rgba(16, 185, 129, 0.45);
  box-shadow: 0 0 14px rgba(16, 185, 129, 0.08);
}

.mission-completed {
  border-color: rgba(251, 191, 36, 0.35);
  opacity: 0.75;
}

.mission-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
}

.mission-name {
  font-family: var(--font-hd);
  font-size: 9px;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--text-main);
}

.mission-tier {
  font-family: var(--font-hd);
  font-size: 7px;
  letter-spacing: 1px;
  color: var(--cyan);
  border: 1px solid rgba(0, 212, 255, 0.18);
  border-radius: 4px;
  padding: 2px 5px;
  flex-shrink: 0;
}

.mission-desc,
.mission-rewards {
  font-size: 11px;
  color: var(--text-dim);
  line-height: 1.4;
}

.mission-req-list {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
}

.mission-req {
  font-size: 10px;
  color: var(--text-dim);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 4px;
  padding: 2px 5px;
}

.mission-req.req-met {
  color: var(--green);
  border-color: rgba(16, 185, 129, 0.28);
}

.mission-btn {
  margin-top: auto;
  width: 100%;
  font-family: var(--font-hd);
  font-size: 8px;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--cyan);
  background: var(--cyan-dim);
  border: 1px solid rgba(0, 212, 255, 0.35);
  border-radius: 4px;
  padding: 7px;
  cursor: pointer;
}

.mission-btn:disabled {
  color: var(--text-dim);
  background: transparent;
  border-color: rgba(255, 255, 255, 0.08);
  opacity: 0.45;
  cursor: not-allowed;
}

/* ═══════════════════════════════════════════════════════
   ACHIEVEMENTS
═══════════════════════════════════════════════════════ */
.ach-summary {
  font-family: var(--font-hd);
  font-size: 9px;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--gold);
  padding: 2px 0 14px;
}

.ach-tier-header {
  font-family: var(--font-hd);
  font-size: 7px;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: rgba(251, 191, 36, 0.7);
  border-bottom: 1px solid rgba(251, 191, 36, 0.18);
  padding-bottom: 5px;
  margin: 16px 0 8px;
}

.ach-card {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 10px 14px;
  margin-bottom: 6px;
  transition: all var(--trans);
  animation: fadeIn 0.2s ease;
}

.ach-unlocked {
  border-color: rgba(251, 191, 36, 0.4);
  box-shadow: 0 0 14px rgba(251, 191, 36, 0.1);
}

.ach-locked {
  opacity: 0.5;
}

.ach-icon {
  width: 48px;
  height: 48px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.ach-unlocked .ach-icon {
  filter: drop-shadow(0 0 6px rgba(251, 191, 36, 0.5));
}

.ach-locked .ach-icon {
  filter: grayscale(1) opacity(0.5);
}

.ach-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 3px;
  min-width: 0;
}

.ach-name {
  font-family: var(--font-hd);
  font-size: 9px;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--text-main);
}

.ach-unlocked .ach-name { color: var(--gold); }

.ach-desc {
  font-size: 11px;
  color: var(--text-dim);
  line-height: 1.4;
}

.ach-bonus {
  font-size: 10px;
  color: var(--text-dim);
  font-style: italic;
}

.ach-bonus-active {
  color: var(--green);
  font-style: normal;
}

.ach-check {
  font-size: 16px;
  color: var(--gold);
  font-weight: bold;
  flex-shrink: 0;
  text-shadow: 0 0 8px rgba(251, 191, 36, 0.5);
}

/* ═══════════════════════════════════════════════════════
   ANIMATIONS
═══════════════════════════════════════════════════════ */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(3px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* Event choices */
.event-choice-overlay {
  position: fixed;
  inset: 0;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
  background: rgba(2, 6, 18, 0.72);
  z-index: 9000;
}

.event-choice-overlay.active {
  display: flex;
}

.event-choice-panel {
  width: min(520px, 100%);
  background: rgba(10, 16, 30, 0.98);
  border: 1px solid rgba(251, 191, 36, 0.32);
  border-radius: var(--radius-md);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.62), 0 0 28px rgba(251, 191, 36, 0.12);
  padding: 22px;
}

.event-choice-eyebrow {
  font-family: var(--font-hd);
  font-size: 8px;
  letter-spacing: 2.8px;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 8px;
}

.event-choice-title {
  font-family: var(--font-hd);
  font-size: 18px;
  line-height: 1.2;
  margin-bottom: 10px;
  color: var(--text-bright);
}

.event-choice-message {
  color: var(--text-main);
  font-size: 14px;
  line-height: 1.5;
  margin-bottom: 16px;
}

.event-choice-list {
  display: grid;
  gap: 8px;
}

.event-choice-btn {
  width: 100%;
  display: grid;
  gap: 3px;
  text-align: left;
  margin: 0;
  padding: 12px 14px;
  background: rgba(255, 255, 255, 0.05);
}

.event-choice-btn:hover:not(:disabled) {
  border-color: rgba(251, 191, 36, 0.55);
  background: rgba(251, 191, 36, 0.08);
}

.event-choice-label {
  font-family: var(--font-hd);
  font-size: 10px;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  color: var(--text-bright);
}

.event-choice-desc {
  color: var(--text-dim);
  font-size: 12px;
  line-height: 1.35;
}

/* Sectors */
.sector-summary {
  border: 1px solid rgba(0, 212, 255, 0.18);
  background: rgba(0, 212, 255, 0.055);
  border-radius: var(--radius-md);
  padding: 14px 16px;
  margin-bottom: 14px;
}

.sector-summary-label {
  font-family: var(--font-hd);
  font-size: 8px;
  letter-spacing: 2.4px;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 5px;
}

.sector-summary-name {
  font-family: var(--font-hd);
  font-size: 16px;
  color: var(--text-bright);
  margin-bottom: 6px;
}

.sector-summary-desc {
  font-size: 12px;
  color: var(--text-dim);
  line-height: 1.45;
}

.sector-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 10px;
}

.sector-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-height: 220px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 14px;
  overflow: hidden;
  transition: border-color var(--trans), box-shadow var(--trans), opacity var(--trans);
}

.sector-banner {
  display: block;
  width: calc(100% + 28px);
  margin: -14px -14px 0;
  height: 100px;
  object-fit: cover;
  flex-shrink: 0;
}

.sector-card:hover {
  border-color: rgba(0, 212, 255, 0.38);
  box-shadow: 0 0 16px rgba(0, 212, 255, 0.1);
}

.sector-active {
  border-color: rgba(251, 191, 36, 0.48);
  box-shadow: 0 0 18px rgba(251, 191, 36, 0.12);
}

.sector-locked {
  opacity: 0.68;
}

.sector-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 10px;
}

.sector-name {
  font-family: var(--font-hd);
  font-size: 11px;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  color: var(--text-main);
}

.sector-subtitle {
  font-size: 11px;
  color: var(--text-dim);
  margin-top: 3px;
}

.sector-status {
  flex-shrink: 0;
  font-family: var(--font-hd);
  font-size: 7px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--gold);
  border: 1px solid rgba(251, 191, 36, 0.24);
  border-radius: var(--radius-sm);
  padding: 4px 6px;
}

.sector-desc {
  color: var(--text-dim);
  font-size: 12px;
  line-height: 1.45;
  min-height: 50px;
}

.sector-modifiers {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.sector-modifiers span {
  color: var(--cyan);
  background: rgba(0, 212, 255, 0.08);
  border: 1px solid rgba(0, 212, 255, 0.16);
  border-radius: var(--radius-sm);
  font-size: 11px;
  padding: 4px 6px;
}

.sector-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-top: auto;
}

.sector-cost {
  color: var(--text-dim);
  font-size: 11px;
  line-height: 1.35;
}

.sector-btn {
  flex-shrink: 0;
  margin: 0;
  font-family: var(--font-hd);
  font-size: 8px;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--cyan);
  background: var(--cyan-dim);
  border: 1px solid rgba(0, 212, 255, 0.35);
}

.sector-btn:disabled {
  color: var(--text-dim);
  background: transparent;
  border-color: rgba(255, 255, 255, 0.08);
  opacity: 0.5;
  cursor: not-allowed;
}

.sector-requires {
  color: var(--orange);
  font-size: 11px;
  line-height: 1.35;
}

/* ═══════════════════════════════════════════════════════
   SPECIALIZATION
═══════════════════════════════════════════════════════ */
.spec-badge {
  display: inline-block;
  font-family: var(--font-hd);
  font-size: 7px;
  letter-spacing: 1px;
  padding: 1px 4px;
  border-radius: 3px;
  vertical-align: middle;
}
.spec-badge--overclock {
  color: var(--orange);
  background: rgba(245, 158, 11, 0.12);
  border: 1px solid rgba(245, 158, 11, 0.3);
}
.spec-badge--efficiency {
  color: var(--green);
  background: rgba(16, 185, 129, 0.12);
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.spec-choose-btn {
  padding: 4px 8px;
  font-family: var(--font-hd);
  font-size: 8px;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--purple);
  background: transparent;
  border: 1px solid rgba(139, 92, 246, 0.3);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background var(--trans), border-color var(--trans);
}
.spec-choose-btn:hover {
  background: var(--purple-dim);
  border-color: rgba(139, 92, 246, 0.65);
}

.spec-switch-btn {
  padding: 4px 8px;
  font-family: var(--font-hd);
  font-size: 8px;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--text-dim);
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background var(--trans), border-color var(--trans), color var(--trans);
}
.spec-switch-btn:hover:not(:disabled) {
  color: var(--text-main);
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(255, 255, 255, 0.2);
}
.spec-switch-btn:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

/* Specialization choice modal */
.spec-overlay {
  position: fixed;
  inset: 0;
  background: rgba(2, 6, 18, 0.78);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  z-index: 9100;
  backdrop-filter: blur(6px);
}

.spec-panel {
  width: min(560px, 100%);
  background: rgba(10, 16, 30, 0.98);
  border: 1px solid rgba(139, 92, 246, 0.35);
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 60px rgba(0,0,0,0.7), 0 0 30px rgba(139, 92, 246, 0.12);
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  animation: overlayIn 0.25s ease;
}

.spec-eyebrow {
  font-family: var(--font-hd);
  font-size: 8px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--purple);
}

.spec-title {
  font-family: var(--font-hd);
  font-size: 18px;
  color: var(--text-bright);
  line-height: 1.2;
}

.spec-subtitle {
  font-size: 13px;
  color: var(--text-dim);
  line-height: 1.5;
}

.spec-choice-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.spec-choice-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 6px;
  padding: 16px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  cursor: pointer;
  text-align: left;
  transition: all var(--trans);
}

.spec-choice-card--overclock:hover,
.spec-choice-card--overclock:focus {
  border-color: rgba(245, 158, 11, 0.55);
  background: rgba(245, 158, 11, 0.06);
  box-shadow: 0 0 18px rgba(245, 158, 11, 0.1);
}

.spec-choice-card--efficiency:hover,
.spec-choice-card--efficiency:focus {
  border-color: rgba(16, 185, 129, 0.55);
  background: rgba(16, 185, 129, 0.06);
  box-shadow: 0 0 18px rgba(16, 185, 129, 0.1);
}

.spec-choice-card--current {
  border-color: rgba(139, 92, 246, 0.5);
  background: var(--purple-dim);
}

.spec-choice-icon {
  font-size: 22px;
  line-height: 1;
}

.spec-choice-name {
  font-family: var(--font-hd);
  font-size: 11px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--text-bright);
}

.spec-choice-stat {
  font-family: var(--font-hd);
  font-size: 9px;
  letter-spacing: 0.5px;
  color: var(--cyan);
}

.spec-choice-desc {
  font-size: 11px;
  color: var(--text-dim);
  line-height: 1.4;
  margin-top: 2px;
}

.spec-skip-btn {
  align-self: center;
  background: transparent;
  border: none;
  color: var(--text-dim);
  font-size: 12px;
  cursor: pointer;
  padding: 4px 12px;
  transition: color var(--trans);
}
.spec-skip-btn:hover { color: var(--text-main); }

/* ═══════════════════════════════════════════════════════
   PRODUCTION BOOST
═══════════════════════════════════════════════════════ */
.boost-wrapper {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.boost-btn {
  padding: 4px 8px;
  font-family: var(--font-hd);
  font-size: 8px;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--gold);
  background: transparent;
  border: 1px solid rgba(251, 191, 36, 0.3);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background var(--trans), border-color var(--trans), box-shadow var(--trans);
}

.boost-btn:hover:not(:disabled) {
  background: var(--gold-dim);
  border-color: rgba(251, 191, 36, 0.65);
}

.boost-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.boost-btn--active {
  color: var(--cyan);
  border-color: rgba(0, 212, 255, 0.55);
  background: var(--cyan-dim);
  animation: boostPulse 0.9s ease-in-out infinite;
}

@keyframes boostPulse {
  0%, 100% { box-shadow: 0 0 6px rgba(0, 212, 255, 0.25); }
  50%       { box-shadow: 0 0 16px rgba(0, 212, 255, 0.65); }
}

.boost-cooldown-bar {
  width: 100%;
  height: 2px;
  background: rgba(255, 255, 255, 0.06);
  border-radius: 1px;
  overflow: hidden;
}

.boost-cooldown-fill {
  height: 100%;
  background: var(--gold);
  border-radius: 1px;
  opacity: 0.55;
  transition: width 0.9s linear;
}

/* ═══════════════════════════════════════════════════════
   DEMOLISH
═══════════════════════════════════════════════════════ */
.demolish-btn {
  padding: 4px 8px;
  font-family: var(--font-hd);
  font-size: 8px;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--red);
  background: transparent;
  border: 1px solid rgba(239, 68, 68, 0.3);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background var(--trans), border-color var(--trans);
}
.demolish-btn:hover:not(:disabled) {
  background: rgba(239, 68, 68, 0.1);
  border-color: rgba(239, 68, 68, 0.6);
}
.demolish-btn:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

.demolish-confirm-row {
  display: flex;
  align-items: center;
  gap: 4px;
  flex-wrap: wrap;
}
.demolish-refund-label {
  font-size: 9px;
  color: var(--orange);
  flex: 1;
  line-height: 1.3;
}
.demolish-confirm-btn,
.demolish-cancel-btn {
  padding: 3px 8px;
  font-size: 12px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  border: 1px solid;
  transition: background var(--trans);
}
.demolish-confirm-btn {
  color: var(--green);
  border-color: rgba(16, 185, 129, 0.4);
  background: rgba(16, 185, 129, 0.08);
}
.demolish-confirm-btn:hover { background: rgba(16, 185, 129, 0.2); }
.demolish-cancel-btn {
  color: var(--text-dim);
  border-color: rgba(255,255,255,0.12);
  background: transparent;
}
.demolish-cancel-btn:hover { background: rgba(255,255,255,0.06); }

/* ═══════════════════════════════════════════════════════
   OFFLINE SUMMARY MODAL
═══════════════════════════════════════════════════════ */
.offline-overlay {
  position: fixed;
  inset: 0;
  background: rgba(6, 8, 15, 0.75);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 900;
}
.offline-panel {
  background: var(--bg-panel);
  border: 1px solid var(--border-hot);
  border-radius: var(--radius-lg);
  padding: 28px 32px;
  min-width: 280px;
  max-width: 380px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  box-shadow: 0 0 40px rgba(0, 212, 255, 0.15);
}
.offline-title {
  font-family: var(--font-hd);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--cyan);
}
.offline-time {
  font-size: 13px;
  color: var(--text-dim);
}
.offline-section {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.offline-section-label {
  font-size: 9px;
  font-family: var(--font-hd);
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 2px;
}
.offline-row {
  font-size: 13px;
  font-weight: 600;
}
.offline-earned  { color: var(--green); }
.offline-consumed { color: var(--orange); }
.offline-constructions {
  font-size: 12px;
  color: var(--cyan);
}
.offline-claim-btn {
  margin-top: 6px;
  padding: 10px 0;
  font-family: var(--font-hd);
  font-size: 10px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--bg-deep);
  background: var(--cyan);
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: opacity var(--trans);
}
.offline-claim-btn:hover { opacity: 0.85; }

/* ═══════════════════════════════════════════════════════
   TOAST NOTIFICATIONS
═══════════════════════════════════════════════════════ */
#toast-container {
  position: fixed;
  bottom: 20px;
  right: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  z-index: 1000;
  pointer-events: none;
  max-width: 280px;
}
.toast {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 10px 14px;
  font-size: 12px;
  color: var(--text-main);
  pointer-events: auto;
  animation: toast-slide-in 0.2s ease;
  transition: opacity 0.3s ease;
  line-height: 1.4;
}
.toast-success { border-color: rgba(16, 185, 129, 0.5);  color: var(--green); }
.toast-warning { border-color: rgba(245, 158, 11, 0.5);  color: var(--orange); }
.toast-error   { border-color: rgba(239, 68, 68, 0.5);   color: var(--red); }
.toast-info    { border-color: rgba(0, 212, 255, 0.35);  color: var(--text-main); }

@keyframes toast-slide-in {
  from { opacity: 0; transform: translateX(16px); }
  to   { opacity: 1; transform: translateX(0); }
}

/* ═══════════════════════════════════════════════════════
   RESOURCE EXCHANGE (MARKET)
═══════════════════════════════════════════════════════ */
.exchange-section {
  margin-bottom: 20px;
}

.exchange-section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
}

.exchange-section-title {
  font-family: var(--font-hd);
  font-size: 8px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-dim);
}

.deal-badge {
  color: var(--gold);
  background: var(--gold-dim);
  border: 1px solid rgba(251, 191, 36, 0.25);
  border-radius: var(--radius-sm);
  padding: 3px 8px;
}

.exchange-countdown {
  font-family: var(--font-hd);
  font-size: 8px;
  letter-spacing: 1px;
  color: var(--text-dim);
}

.exchange-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 10px 14px;
  margin-bottom: 6px;
  transition: border-color var(--trans), box-shadow var(--trans);
  animation: fadeIn 0.2s ease;
}

.exchange-card:hover {
  border-color: var(--border-hot);
  box-shadow: 0 0 14px var(--cyan-dim);
}

.exchange-card--daily {
  border-color: rgba(251, 191, 36, 0.3);
  background: rgba(251, 191, 36, 0.03);
}

.exchange-card--daily:hover {
  border-color: rgba(251, 191, 36, 0.6);
  box-shadow: 0 0 14px rgba(251, 191, 36, 0.1);
}

.exchange-pair {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: 1;
  min-width: 0;
}

.exchange-side {
  display: flex;
  align-items: center;
  gap: 6px;
  flex: 1;
  min-width: 0;
}

.exchange-res-icon {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
  display: block;
}

.exchange-amount {
  font-family: var(--font-hd);
  font-size: 13px;
  font-weight: 700;
  color: var(--text-main);
}

.exchange-res-name {
  font-size: 11px;
  color: var(--text-dim);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.exchange-arrow {
  font-size: 16px;
  color: var(--cyan);
  flex-shrink: 0;
}

.exchange-btn {
  flex-shrink: 0;
  margin: 0;
  padding: 6px 14px;
  font-family: var(--font-hd);
  font-size: 8px;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--cyan);
  background: var(--cyan-dim);
  border: 1px solid rgba(0, 212, 255, 0.4);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--trans);
}

.exchange-btn:hover:not(:disabled) {
  background: rgba(0, 212, 255, 0.22);
  box-shadow: var(--cyan-glow);
}

.exchange-btn:disabled {
  color: var(--text-dim);
  background: transparent;
  border-color: rgba(255, 255, 255, 0.08);
  opacity: 0.4;
  cursor: not-allowed;
}

.exchange-card--daily .exchange-btn {
  color: var(--gold);
  background: var(--gold-dim);
  border-color: rgba(251, 191, 36, 0.4);
}

.exchange-card--daily .exchange-btn:hover:not(:disabled) {
  background: rgba(251, 191, 36, 0.22);
  box-shadow: 0 0 12px rgba(251, 191, 36, 0.3);
}