/*
 * CryptoTerminal UI component foundation.
 * Views may add layout-specific classes, but base appearance should come from
 * ct-* classes so the app keeps one visual language.
 */
.ct-h1,
.ct-h2,
.ct-title,
.ct-card-title,
.ct-value,
.ct-kpi-value,
.ct-label,
.ct-meta,
.ct-body,
.ct-kicker {
  font-family: var(--ct-font-body);
}

.ct-h1 {
  margin: 0;
  color: var(--ct-color-text-strong);
  font-size: var(--ct-font-size-3xl);
  line-height: var(--ct-line-tight);
  font-weight: var(--ct-font-weight-black);
  letter-spacing: var(--ct-letter-tight);
}

.ct-h2 {
  margin: 0;
  color: var(--ct-color-text-strong);
  font-size: var(--ct-font-size-2xl);
  line-height: var(--ct-line-title);
  font-weight: var(--ct-font-weight-black);
  letter-spacing: var(--ct-letter-tight);
}

.ct-title,
.ct-card-title {
  margin: 0;
  color: var(--ct-color-text-strong);
  font-size: var(--ct-font-size-lg);
  line-height: var(--ct-line-title);
  font-weight: var(--ct-font-weight-bold);
  letter-spacing: var(--ct-letter-title);
}

.ct-body {
  margin: 0;
  color: var(--ct-color-text-muted);
  font-size: var(--ct-font-size-md);
  line-height: var(--ct-line-body);
}

.ct-label,
.ct-kicker {
  color: var(--ct-color-text-muted);
  font-size: var(--ct-font-size-xs);
  font-weight: var(--ct-font-weight-black);
  letter-spacing: var(--ct-letter-label);
  text-transform: uppercase;
}

.ct-meta {
  color: var(--ct-color-text-muted);
  font-size: var(--ct-font-size-sm);
  line-height: 1.35;
}

.ct-value,
.ct-kpi-value {
  margin: 0;
  color: var(--ct-color-text-strong);
  font-size: var(--ct-font-size-2xl);
  line-height: 1;
  font-weight: var(--ct-font-weight-black);
  letter-spacing: var(--ct-letter-tight);
}

.ct-kpi-value {
  font-size: 1.46rem;
}

.ct-card {
  border: 1px solid var(--ct-color-border);
  border-radius: var(--ct-radius-lg);
  background: var(--ct-color-surface);
  box-shadow: var(--ct-shadow-card);
  color: var(--ct-color-text);
}

.ct-card--compact {
  padding: var(--ct-space-4);
}

.ct-card--standard {
  padding: var(--ct-card-padding-lg);
}

.ct-card--metric {
  min-height: 116px;
  padding: var(--ct-space-4);
}

.ct-card--interactive {
  cursor: pointer;
  transition: border-color var(--ct-transition-base), box-shadow var(--ct-transition-base), transform var(--ct-transition-base);
}

.ct-card--interactive:hover,
.ct-card--interactive:focus-visible {
  border-color: var(--ct-color-brand-300);
  box-shadow: var(--ct-shadow-card-hover);
  transform: translateY(-1px);
}

.ct-card--locked {
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, var(--ct-color-surface) 0%, var(--ct-color-premium-50) 100%);
}

.ct-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--ct-space-3);
}

.ct-card-body {
  margin-top: var(--ct-space-4);
}

.ct-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--ct-space-3);
  margin-top: var(--ct-space-4);
  padding-top: var(--ct-space-3);
  border-top: 1px solid var(--ct-color-border-soft);
}

.ct-btn {
  display: inline-flex;
  min-height: var(--ct-button-height);
  align-items: center;
  justify-content: center;
  gap: var(--ct-space-2);
  border: 1px solid transparent;
  border-radius: var(--ct-radius-md);
  padding: 0 var(--ct-space-4);
  font-family: var(--ct-font-body);
  font-size: var(--ct-font-size-sm);
  font-weight: var(--ct-font-weight-black);
  letter-spacing: -0.01em;
  line-height: 1;
  text-decoration: none;
  cursor: pointer;
  transition: background var(--ct-transition-base), border-color var(--ct-transition-base), color var(--ct-transition-base), box-shadow var(--ct-transition-base), transform var(--ct-transition-base);
}

.ct-btn:disabled,
.ct-btn[aria-disabled="true"] {
  cursor: not-allowed;
  opacity: 0.55;
  transform: none;
}

.ct-btn--primary {
  color: var(--ct-color-text-inverse);
  background: linear-gradient(180deg, var(--ct-color-brand-500) 0%, var(--ct-color-brand-600) 100%);
  box-shadow: 0 10px 22px rgba(18, 109, 255, 0.18);
}

.ct-btn--primary:hover,
.ct-btn--primary:focus-visible {
  background: linear-gradient(180deg, var(--ct-color-brand-600) 0%, var(--ct-color-brand-700) 100%);
  box-shadow: 0 12px 26px rgba(18, 109, 255, 0.24);
}

.ct-btn--secondary {
  border-color: var(--ct-color-border);
  color: var(--ct-color-brand-600);
  background: var(--ct-color-surface);
}

.ct-btn--secondary:hover,
.ct-btn--secondary:focus-visible {
  border-color: var(--ct-color-brand-300);
  background: var(--ct-color-brand-50);
}

.ct-btn--ghost {
  border-color: transparent;
  color: var(--ct-color-text-muted);
  background: transparent;
}

.ct-btn--ghost:hover,
.ct-btn--ghost:focus-visible {
  color: var(--ct-color-brand-600);
  background: var(--ct-color-brand-50);
}

.ct-btn--danger {
  border-color: var(--ct-color-danger-200);
  color: var(--ct-color-danger-700);
  background: linear-gradient(180deg, #fff 0%, var(--ct-color-danger-50) 100%);
}

.ct-btn--success {
  border-color: var(--ct-color-success-200);
  color: var(--ct-color-success-700);
  background: linear-gradient(180deg, #fff 0%, var(--ct-color-success-50) 100%);
}

.ct-btn--small {
  min-height: var(--ct-button-height-sm);
  padding: 0 var(--ct-space-3);
  font-size: var(--ct-font-size-xs);
}

.ct-btn--full {
  width: 100%;
}

.ct-badge {
  display: inline-flex;
  min-height: 24px;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  border: 1px solid var(--ct-color-border);
  border-radius: var(--ct-radius-pill);
  padding: 0.14rem 0.55rem;
  font-family: var(--ct-font-mono);
  font-size: var(--ct-font-size-xs);
  font-weight: var(--ct-font-weight-black);
  letter-spacing: 0.055em;
  line-height: 1;
  text-transform: uppercase;
  color: var(--ct-color-neutral-700);
  background: var(--ct-color-neutral-50);
}

.ct-badge--success,
.ct-badge--bullish,
.ct-badge--opportunity,
.ct-badge--active {
  border-color: var(--ct-color-success-200);
  color: var(--ct-color-success-700);
  background: var(--ct-color-success-50);
}

.ct-badge--warning,
.ct-badge--wait,
.ct-badge--selective,
.ct-badge--forming {
  border-color: var(--ct-color-warning-200);
  color: var(--ct-color-warning-700);
  background: var(--ct-color-warning-50);
}

.ct-badge--danger,
.ct-badge--bearish,
.ct-badge--risk,
.ct-badge--critical {
  border-color: var(--ct-color-danger-200);
  color: var(--ct-color-danger-700);
  background: var(--ct-color-danger-50);
}

.ct-badge--neutral,
.ct-badge--no-trade,
.ct-badge--inactive,
.ct-badge--disabled {
  border-color: var(--ct-color-neutral-200);
  color: var(--ct-color-neutral-700);
  background: var(--ct-color-neutral-50);
}

.ct-badge--premium,
.ct-badge--locked {
  border-color: var(--ct-color-premium-200);
  color: var(--ct-color-premium-700);
  background: var(--ct-color-premium-50);
}

.ct-badge--dev,
.ct-badge--development {
  border-color: var(--ct-color-dev-100);
  color: var(--ct-color-dev-700);
  background: var(--ct-color-dev-50);
}

.ct-input,
.ct-select,
.ct-textarea {
  width: 100%;
  border: 1px solid var(--ct-color-border);
  border-radius: var(--ct-radius-md);
  color: var(--ct-color-text);
  background: var(--ct-color-surface);
  font-family: var(--ct-font-body);
  font-size: var(--ct-font-size-md);
  outline: none;
  transition: border-color var(--ct-transition-base), box-shadow var(--ct-transition-base), background var(--ct-transition-base);
}

.ct-input,
.ct-select {
  min-height: var(--ct-input-height);
  padding: 0 var(--ct-space-3);
}

.ct-textarea {
  min-height: 108px;
  padding: var(--ct-space-3);
  resize: vertical;
}

.ct-input:focus,
.ct-select:focus,
.ct-textarea:focus {
  border-color: var(--ct-color-brand-300);
  box-shadow: 0 0 0 4px rgba(18, 109, 255, 0.1);
}

.ct-switch {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: fit-content;
  cursor: pointer;
}

.ct-switch input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.ct-switch i {
  position: relative;
  display: inline-block;
  width: 38px;
  height: 22px;
  border: 1px solid var(--ct-color-border);
  border-radius: var(--ct-radius-pill);
  background: var(--ct-color-neutral-100);
  box-shadow: inset 0 1px 2px rgba(15, 23, 42, 0.12);
  transition: background var(--ct-transition-base), border-color var(--ct-transition-base), box-shadow var(--ct-transition-base);
}

.ct-switch i::after {
  content: "";
  position: absolute;
  top: 3px;
  left: 3px;
  width: 14px;
  height: 14px;
  border-radius: var(--ct-radius-pill);
  background: var(--ct-color-surface);
  box-shadow: 0 1px 4px rgba(15, 23, 42, 0.22);
  transition: transform var(--ct-transition-base);
}

.ct-switch input:checked + i {
  border-color: var(--ct-color-brand-500);
  background: var(--ct-color-brand-500);
  box-shadow: 0 8px 18px rgba(18, 109, 255, 0.18);
}

.ct-switch input:checked + i::after {
  transform: translateX(16px);
}

.ct-switch.disabled,
.ct-switch:has(input:disabled) {
  cursor: not-allowed;
  opacity: 0.58;
}

.ct-panel {
  border: 1px solid var(--ct-color-border);
  border-radius: var(--ct-radius-xl);
  background: var(--ct-color-surface);
  box-shadow: var(--ct-shadow-card);
}

.ct-panel--padded {
  padding: var(--ct-card-padding-lg);
}

.ct-grid,
.ct-grid-2,
.ct-grid-3,
.ct-grid-4,
.ct-grid-auto {
  display: grid;
  gap: var(--ct-space-4);
}

.ct-grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.ct-grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.ct-grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.ct-grid-auto { grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }

.ct-icon {
  width: 20px;
  height: 20px;
  flex: 0 0 auto;
  stroke: currentColor;
  stroke-width: 1.9;
  fill: none;
}

.ct-icon--sm { width: 16px; height: 16px; }
.ct-icon--md { width: 20px; height: 20px; }
.ct-icon--lg { width: 28px; height: 28px; }

.ct-icon-bubble {
  display: inline-grid;
  width: 38px;
  height: 38px;
  place-items: center;
  border-radius: var(--ct-radius-pill);
  color: var(--ct-color-brand-600);
  background: var(--ct-color-brand-50);
}

.ct-icon-bubble--success { color: var(--ct-color-success-700); background: var(--ct-color-success-50); }
.ct-icon-bubble--warning { color: var(--ct-color-warning-700); background: var(--ct-color-warning-50); }
.ct-icon-bubble--danger { color: var(--ct-color-danger-700); background: var(--ct-color-danger-50); }
.ct-icon-bubble--neutral { color: var(--ct-color-neutral-700); background: var(--ct-color-neutral-50); }
.ct-icon-bubble--premium { color: var(--ct-color-premium-700); background: var(--ct-color-premium-50); }

@media (max-width: 900px) {
  .ct-grid-2,
  .ct-grid-3,
  .ct-grid-4 {
    grid-template-columns: 1fr;
  }
}