/**
 * Kazakan Tools 2.0 — Bilingual Keyboard Layout Converter Studio
 */
/* ==========================================================================
   Keyboard Layout Converter — Premium Interactive Studio
   ========================================================================== */

.klc-studio-card {
  padding: clamp(16px, 2.5vw, 24px);
  background: var(--bg-surface, rgba(17, 24, 39, 0.7));
  border: 1px solid var(--border-subtle, rgba(255, 255, 255, 0.1));
  border-radius: 18px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.12);
}

[data-theme="light"] .klc-studio-card {
  background: rgba(255, 255, 255, 0.9);
  border-color: rgba(226, 232, 240, 0.9);
  box-shadow: 0 10px 30px rgba(37, 99, 235, 0.05);
}

/* Smart Selector Header */
.klc-selector-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 14px;
  margin-block-end: 18px;
}

.klc-selector-group {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.klc-segmented-track {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle, rgba(255, 255, 255, 0.12));
  border-radius: 12px;
}

[data-theme="light"] .klc-segmented-track {
  background: #f1f5f9;
  border-color: #cbd5e1;
}

.klc-segment-btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  min-height: 38px;
  padding: 6px 16px;
  font-size: 0.86rem;
  font-weight: 650;
  border-radius: 9px;
  border: 1px solid transparent;
  background: transparent;
  color: var(--text-muted, #94a3b8);
  cursor: pointer;
  transition: all 0.18s cubic-bezier(0.16, 1, 0.3, 1);
  white-space: nowrap;
  user-select: none;
}

.klc-segment-btn svg {
  width: 15px;
  height: 15px;
  flex-shrink: 0;
}

.klc-segment-btn:hover {
  color: var(--text-main, #e2e8f0);
  background: rgba(255, 255, 255, 0.06);
}

[data-theme="light"] .klc-segment-btn:hover {
  color: #1e293b;
  background: rgba(255, 255, 255, 0.6);
}

.klc-segment-btn.is-active {
  background: var(--brand-primary, #3b82f6);
  color: #ffffff;
  font-weight: 750;
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.35);
}

[data-theme="light"] .klc-segment-btn.is-active {
  background: #2563eb;
  color: #ffffff;
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.25);
}

/* Status / Detected Badge */
.klc-status-badge {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 6px 14px;
  font-size: 0.8rem;
  font-weight: 700;
  border-radius: 8px;
  background: rgba(59, 130, 246, 0.12);
  border: 1px solid rgba(59, 130, 246, 0.28);
  color: #60a5fa;
}

[data-theme="light"] .klc-status-badge {
  background: rgba(37, 99, 235, 0.08);
  border-color: rgba(37, 99, 235, 0.22);
  color: #1d4ed8;
}

.klc-status-pulse {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #3b82f6;
  box-shadow: 0 0 8px #3b82f6;
  flex-shrink: 0;
}

/* Samples Bar */
.klc-samples-bar {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-block-end: 20px;
  padding: 10px 14px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px dashed var(--border-subtle, rgba(255, 255, 255, 0.08));
  border-radius: 12px;
}

[data-theme="light"] .klc-samples-bar {
  background: rgba(248, 250, 252, 0.8);
  border-color: #e2e8f0;
}

.klc-samples-label {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--text-muted, #94a3b8);
  white-space: nowrap;
}

.klc-sample-chip {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 10px;
  font-size: 0.78rem;
  font-weight: 600;
  border-radius: 7px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle, rgba(255, 255, 255, 0.1));
  color: var(--text-main, #e2e8f0);
  cursor: pointer;
  transition: all 0.15s ease;
}

[data-theme="light"] .klc-sample-chip {
  background: #ffffff;
  border-color: #cbd5e1;
  color: #334155;
}

.klc-sample-chip:hover {
  background: var(--brand-primary, #3b82f6);
  color: #ffffff;
  border-color: var(--brand-primary, #3b82f6);
  transform: translateY(-1px);
}

/* Two-Card Studio Grid */
.klc-panels-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 18px;
}

.klc-panel-box {
  display: flex;
  flex-direction: column;
  background: rgba(0, 0, 0, 0.15);
  border: 1px solid var(--border-subtle, rgba(255, 255, 255, 0.08));
  border-radius: 14px;
  padding: 14px 16px;
  transition: border-color 0.18s ease;
}

[data-theme="light"] .klc-panel-box {
  background: #ffffff;
  border-color: #e2e8f0;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.03);
}

.klc-panel-box:focus-within {
  border-color: var(--brand-primary, #3b82f6);
}

.klc-panel-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-block-end: 12px;
  padding-block-end: 10px;
  border-bottom: 1px solid var(--border-subtle, rgba(255, 255, 255, 0.06));
}

[data-theme="light"] .klc-panel-header {
  border-bottom-color: #f1f5f9;
}

.klc-panel-title {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 0.88rem;
  font-weight: 750;
  color: var(--text-main, #e2e8f0);
}

[data-theme="light"] .klc-panel-title {
  color: #1e293b;
}

.klc-panel-title svg {
  width: 16px;
  height: 16px;
  color: var(--brand-primary, #3b82f6);
}

.klc-panel-actions {
  display: flex;
  align-items: center;
  gap: 6px;
}

.klc-panel-textarea {
  width: 100%;
  min-height: 200px;
  box-sizing: border-box;
  font-size: 1rem;
  line-height: 1.6;
  font-family: inherit;
  padding: 12px;
  background: transparent;
  border: 1px solid transparent;
  border-radius: 8px;
  color: var(--text-main, #e2e8f0);
  resize: vertical;
  outline: none;
}

[data-theme="light"] .klc-panel-textarea {
  color: #1e293b;
}

.klc-panel-textarea:focus {
  background: rgba(255, 255, 255, 0.02);
}

.klc-panel-textarea[readonly] {
  background: rgba(255, 255, 255, 0.02);
  color: var(--text-main, #e2e8f0);
}

[data-theme="light"] .klc-panel-textarea[readonly] {
  background: #f8fafc;
  color: #0f172a;
}

.klc-panel-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-block-start: 10px;
  padding-block-start: 8px;
  font-size: 0.78rem;
  color: var(--text-muted, #94a3b8);
  border-top: 1px solid var(--border-subtle, rgba(255, 255, 255, 0.05));
}

[data-theme="light"] .klc-panel-footer {
  border-top-color: #f1f5f9;
}

@media (max-width: 768px) {
  .klc-panels-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }
}

@media (max-width: 640px) {
  .klc-studio-card {
    padding: 12px 10px;
    border-radius: 14px;
  }

  .klc-selector-bar {
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
  }

  .klc-selector-group {
    width: 100%;
  }

  .klc-segmented-track {
    width: 100%;
    display: flex;
  }

  .klc-segment-btn {
    flex: 1;
    min-height: 44px;
    justify-content: center;
    padding: 6px 10px;
    font-size: 0.8rem;
  }

  .klc-status-badge {
    width: 100%;
    justify-content: center;
    min-height: 38px;
  }

  .klc-samples-bar {
    padding: 8px 10px;
    gap: 6px;
  }

  .klc-sample-chip {
    min-height: 36px;
    padding: 6px 10px;
    font-size: 0.74rem;
  }

  .klc-panel-box {
    padding: 12px;
  }

  .klc-panel-textarea {
    min-height: 150px;
    font-size: 0.92rem;
  }
}

@media (max-width: 420px) {
  .klc-studio-card {
    padding: 10px 8px;
  }
}

/* Low-Spec & No-GPU Solid Fallback */
html.no-glass .klc-studio-card {
  background: #0d1527 !important;
  border-color: #1e293b !important;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.25) !important;
}

html.no-glass[data-theme="light"] .klc-studio-card {
  background: #ffffff !important;
  border-color: #e2e8f0 !important;
  box-shadow: 0 2px 6px rgba(15, 23, 42, 0.05) !important;
}

html.no-glass .klc-panel-box {
  background: #111a2e !important;
  border-color: #1e293b !important;
}

html.no-glass[data-theme="light"] .klc-panel-box {
  background: #f8fafc !important;
  border-color: #e2e8f0 !important;
}

@supports not (backdrop-filter: blur(10px)) {
  .klc-studio-card {
    background: #0d1527 !important;
    border-color: #1e293b !important;
  }
  [data-theme="light"] .klc-studio-card {
    background: #ffffff !important;
    border-color: #e2e8f0 !important;
  }
  .klc-panel-box {
    background: #111a2e !important;
  }
  [data-theme="light"] .klc-panel-box {
    background: #f8fafc !important;
  }
}