/* ==========================================================
   CoolFileTools - Theme Switcher UI Styles
   ========================================================== */

/* Mount container / bar */
#cft-theme-bar {
  background: var(--color-bg-secondary);
  border-bottom: 1px solid var(--color-border);
  padding: 8px 0;
  position: sticky;
  top: 0;
  z-index: 99;
  transition: background 0.3s ease;
}

/* Outer wrapper */
.cft-switcher-wrap {
  position: relative;
  display: inline-block;
}

/* Trigger button */
.cft-trigger-btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 8px 16px;
  background: var(--color-bg-card);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text);
  font-family: var(--font-main);
  font-size: 0.88rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s ease;
  box-shadow: var(--shadow-sm);
  white-space: nowrap;
}

.cft-trigger-btn:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: var(--color-bg-card);
}

.cft-trigger-btn.active {
  border-color: var(--color-primary);
  background: var(--color-primary);
  color: #fff;
}

.cft-trigger-icon { font-size: 1rem; }

.cft-trigger-arrow {
  font-size: 0.7rem;
  opacity: 0.7;
  transition: transform 0.2s;
}

.cft-trigger-btn[aria-expanded="true"] .cft-trigger-arrow {
  transform: rotate(180deg);
}

/* Dropdown panel */
.cft-panel {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  background: var(--color-bg-card);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  padding: 14px;
  min-width: 280px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: all 0.2s cubic-bezier(0.34,1.3,0.64,1);
  z-index: 200;
}

.cft-panel.open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.cft-panel-label {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-muted);
  margin-bottom: 10px;
}

/* Buttons row — scrollable on mobile */
.cft-btns-row {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 4px;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  scrollbar-color: var(--color-primary) var(--color-border);
}

.cft-btns-row::-webkit-scrollbar {
  height: 5px;
}

.cft-btns-row::-webkit-scrollbar-track {
  background: var(--color-border);
  border-radius: 99px;
}

.cft-btns-row::-webkit-scrollbar-thumb {
  background: var(--color-primary);
  border-radius: 99px;
}

/* Individual theme button */
.cft-theme-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 5px;
  padding: 10px 10px 8px;
  background: var(--color-bg-secondary);
  border: 2px solid transparent;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.18s ease;
  min-width: 72px;
  flex-shrink: 0;
  font-family: var(--font-main);
}

.cft-theme-btn:hover {
  border-color: var(--color-primary);
  background: var(--color-bg-card);
  transform: translateY(-2px);
}

.cft-theme-btn.active {
  border-color: var(--color-primary);
  background: var(--color-bg-card);
  box-shadow: 0 0 0 3px rgba(99,102,241,0.15);
}

.cft-swatch {
  display: block;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  box-shadow: 0 2px 6px rgba(0,0,0,0.18);
  position: relative;
  transition: transform 0.18s;
}

.cft-theme-btn.active .cft-swatch::after {
  content: '✓';
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1rem;
  font-weight: 700;
  text-shadow: 0 1px 3px rgba(0,0,0,0.4);
}

.cft-theme-name {
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--color-text-muted);
  text-align: center;
  white-space: nowrap;
  line-height: 1.2;
}

.cft-theme-btn.active .cft-theme-name {
  color: var(--color-primary);
}

/* Mobile adjustments */
@media (max-width: 480px) {
  .cft-panel {
    right: auto;
    left: 50%;
    transform: translateX(-50%) translateY(-8px);
    min-width: 260px;
    max-width: calc(100vw - 32px);
  }
  .cft-panel.open {
    transform: translateX(-50%) translateY(0);
  }
}