/* ── CxAI Studio — Reusable Components (Enhanced) ── */

/* ── Buttons ── */
.btn {
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  font-size: .81rem;
  font-weight: 600;
  transition: all var(--trans);
  white-space: nowrap;
  letter-spacing: -.01em;
  position: relative;
  overflow: hidden;
}

.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(255, 255, 255, .06) 0%, transparent 50%);
  pointer-events: none;
}

.btn:active {
  transform: scale(.97);
}

.btn:disabled {
  opacity: .4;
  cursor: not-allowed;
  transform: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent), #8fa8ff);
  color: #fff;
  box-shadow: 0 2px 12px rgba(var(--accent-rgb), .25);
}

.btn-primary:hover:not(:disabled) {
  box-shadow: 0 4px 20px rgba(var(--accent-rgb), .35);
  transform: translateY(-1px);
}

.btn-secondary {
  background: var(--surface2);
  color: var(--text-dim);
  border: 1px solid var(--border);
}

.btn-secondary:hover:not(:disabled) {
  background: var(--surface3);
  color: var(--text);
  border-color: rgba(var(--accent-rgb), .25);
}

.icon-btn {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  border: none;
  background: none;
  color: var(--muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: .9rem;
  transition: all var(--trans);
}

.icon-btn:hover {
  background: rgba(var(--accent-rgb), .08);
  color: var(--accent);
}

.btn-topbar {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 5px 11px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--surface2);
  color: var(--text-dim);
  font-size: .76rem;
  cursor: pointer;
  transition: all var(--trans);
  white-space: nowrap;
}

.btn-topbar:hover {
  background: var(--surface3);
  color: var(--text);
  border-color: rgba(var(--accent-rgb), .3);
}

.btn-topbar-accent {
  background: rgba(var(--accent-rgb), .1);
  border-color: rgba(var(--accent-rgb), .2);
  color: var(--accent);
}

.btn-topbar-accent:hover {
  background: rgba(var(--accent-rgb), .18);
  border-color: rgba(var(--accent-rgb), .35);
  color: var(--accent);
}

.btn-apply {
  width: 100%;
  padding: 8px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--surface2);
  color: var(--text-dim);
  font-size: .81rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--trans);
}

.btn-apply:hover {
  background: rgba(var(--accent-rgb), .1);
  border-color: rgba(var(--accent-rgb), .35);
  color: var(--accent);
  box-shadow: 0 0 12px rgba(var(--accent-rgb), .08);
}

/* ── Badges & Chips ── */
.mode-chip {
  font-size: .66rem;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 20px;
  border: 1px solid;
  letter-spacing: .03em;
}

.mode-chip.stub {
  color: var(--accent);
  border-color: rgba(var(--accent-rgb), .3);
  background: rgba(var(--accent-rgb), .08);
}

.mode-chip.live {
  color: var(--accent2);
  border-color: rgba(var(--accent2-rgb), .3);
  background: rgba(var(--accent2-rgb), .08);
}

.method-badge {
  font-size: .6rem;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 4px;
  font-family: var(--mono);
  letter-spacing: .03em;
}

.method-badge.GET {
  background: rgba(var(--accent2-rgb), .12);
  color: var(--accent2);
}

.method-badge.POST {
  background: rgba(var(--accent-rgb), .12);
  color: var(--accent);
}

.method-badge.DELETE {
  background: rgba(var(--danger-rgb), .12);
  color: var(--danger);
}

.guardrail-pill,
.guardrail-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 10px;
  border-radius: 20px;
  font-size: .71rem;
  font-weight: 600;
}

.guardrail-on {
  background: rgba(var(--accent2-rgb), .08);
  color: var(--accent2);
  border: 1px solid rgba(var(--accent2-rgb), .2);
}

.guardrail-off {
  background: rgba(99, 106, 133, .06);
  color: var(--muted);
  border: 1px solid rgba(99, 106, 133, .12);
}

/* ── Toggle switch ── */
.toggle-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 6px 0;
}

.toggle-title {
  font-size: .81rem;
  color: var(--text-dim);
}

.toggle-sub {
  font-size: .69rem;
  color: var(--muted);
  margin-top: 1px;
}

.toggle-switch {
  position: relative;
  width: 38px;
  height: 21px;
  flex-shrink: 0;
}

.toggle-switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.toggle-track {
  position: absolute;
  inset: 0;
  background: var(--surface3);
  border-radius: 20px;
  cursor: pointer;
  transition: background .25s;
  border: 1px solid var(--border);
}

.toggle-track::before {
  content: '';
  position: absolute;
  width: 15px;
  height: 15px;
  left: 2px;
  top: 2px;
  border-radius: 50%;
  background: var(--text-dim);
  transition: transform .25s cubic-bezier(.4, 0, .2, 1), background .25s;
  box-shadow: 0 1px 3px rgba(0, 0, 0, .3);
}

.toggle-switch input:checked+.toggle-track {
  background: var(--accent);
  border-color: rgba(var(--accent-rgb), .5);
}

.toggle-switch input:checked+.toggle-track::before {
  transform: translateX(17px);
  background: #fff;
}

/* ── Slider ── */
.slider-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.slider-row input[type=range] {
  flex: 1;
  height: 4px;
  accent-color: var(--accent);
  cursor: pointer;
  -webkit-appearance: none;
  background: var(--border);
  border-radius: 4px;
}

.slider-row input[type=range]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 8px rgba(var(--accent-rgb), .3);
  cursor: pointer;
  border: 2px solid var(--surface);
}

.slider-val {
  font-size: .82rem;
  font-family: var(--mono);
  color: var(--accent);
  min-width: 28px;
  text-align: right;
  font-weight: 600;
}

/* ── Stats mini grid ── */
.stats-mini {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border-dim);
}

.stat-mini {
  background: var(--bg-raised);
  border: 1px solid var(--border-dim);
  border-radius: var(--radius);
  padding: 10px 12px;
  transition: all var(--trans);
}

.stat-mini:hover {
  border-color: rgba(var(--accent-rgb), .15);
  background: var(--bg);
}

.stat-mini-val {
  font-size: 1.15rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  line-height: 1;
}

.stat-mini-val.blue {
  color: var(--accent);
}

.stat-mini-val.green {
  color: var(--accent2);
}

.stat-mini-val.orange {
  color: var(--warn);
}

.stat-mini-label {
  font-size: .65rem;
  color: var(--muted);
  margin-top: 4px;
  text-transform: uppercase;
  letter-spacing: .05em;
}

/* ── Token budget ── */
.token-budget {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.token-budget-labels {
  display: flex;
  justify-content: space-between;
  font-size: .68rem;
  color: var(--muted);
}

.token-budget-track {
  height: 5px;
  background: var(--surface3);
  border-radius: 5px;
  overflow: hidden;
}

.token-budget-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent), var(--purple));
  border-radius: 5px;
  transition: width .4s ease, background .3s;
  box-shadow: 0 0 8px rgba(var(--accent-rgb), .2);
}

.token-budget-fill.warn {
  background: linear-gradient(90deg, var(--warn), #ffb870);
}

.token-budget-fill.danger {
  background: linear-gradient(90deg, var(--danger), #ff8a8a);
}

/* ── Sparkline ── */
.sparkline-wrap {
  height: 40px;
  border-radius: var(--radius-sm);
  overflow: hidden;
}

#sparkline-canvas {
  width: 100%;
  height: 100%;
  display: block;
}

.sparkline-label {
  font-size: .65rem;
  color: var(--muted);
  text-align: right;
  margin-top: 3px;
}

/* ── cURL snippets ── */
.curl-snippet {
  background: var(--bg-raised);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 7px 10px;
  font-family: var(--mono);
  font-size: .69rem;
  color: var(--text-dim);
  white-space: pre;
  overflow-x: auto;
  resize: none;
  width: 100%;
  transition: border-color var(--trans);
}

.curl-snippet:focus {
  border-color: var(--accent);
  outline: none;
}

/* ── Route chips ── */
.route-chip {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: .72rem;
  padding: 4px 0;
  transition: opacity var(--trans);
}

.route-chip:hover {
  opacity: .8;
}

/* ── Empty state ── */
.empty-state {
  text-align: center;
  color: var(--muted);
  padding: 60px 20px;
  font-size: .86rem;
}

.empty-state .icon {
  font-size: 2.8rem;
  margin-bottom: 14px;
  filter: saturate(.7);
}

/* ── Keyboard overlay ── */
.kbd-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, .7);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 1000;
  display: none;
  align-items: center;
  justify-content: center;
}

.kbd-overlay.open {
  display: flex;
}

.kbd-modal {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 26px;
  width: 420px;
  max-height: 80vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
  animation: fadeInScale .2s ease-out;
}

.kbd-modal h3 {
  font-size: .98rem;
  margin-bottom: 16px;
  color: var(--text);
}

.kbd-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 0;
  border-bottom: 1px solid var(--border-dim);
  font-size: .81rem;
}

.kbd-row:last-of-type {
  border-bottom: none;
}

.kbd-desc {
  color: var(--text-dim);
}

kbd {
  background: var(--bg-raised);
  border: 1px solid var(--border);
  border-radius: 5px;
  padding: 3px 7px;
  font-size: .7rem;
  font-family: var(--mono);
  color: var(--text-dim);
  box-shadow: 0 1px 2px rgba(0, 0, 0, .3);
}

/* ── Tooltip ── */
[data-tooltip] {
  position: relative;
}

[data-tooltip]::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: calc(100% + 6px);
  left: 50%;
  transform: translateX(-50%) scale(.9);
  background: var(--surface3);
  color: var(--text);
  font-size: .7rem;
  padding: 4px 8px;
  border-radius: 5px;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: all .15s ease;
  box-shadow: var(--shadow-sm);
}

[data-tooltip]:hover::after {
  opacity: 1;
  transform: translateX(-50%) scale(1);
}