/* public/css/lab-shell.css - Non-intrusive Lab Header, Drawers, Hints & Completion Banners */

/* Sticky Lab Workspace Bar */
.lab-workspace-bar {
  background-color: #ffffff;
  border-bottom: 1px solid var(--border-subtle);
  position: sticky;
  top: 0;
  z-index: 900;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.03);
}

.lab-bar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 58px;
  padding: 0 20px;
  max-width: 1400px;
  margin: 0 auto;
}

.lab-bar-left {
  display: flex;
  align-items: center;
  gap: 14px;
}

.lab-back-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  text-decoration: none;
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 500;
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  background-color: var(--bg-subtle);
  border: 1px solid var(--border-subtle);
  transition: all 0.15s ease;
}

.lab-back-btn:hover {
  color: var(--text-primary);
  border-color: var(--border-hover);
}

.lab-bar-divider {
  width: 1px;
  height: 20px;
  background-color: var(--border-subtle);
}

.lab-meta-title {
  display: flex;
  align-items: center;
  gap: 10px;
}

.lab-id-chip {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  background-color: var(--text-primary);
  color: #ffffff;
  padding: 2px 7px;
  border-radius: 4px;
}

.lab-name-heading {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
}

.lab-app-indicator {
  font-size: 12px;
  color: var(--text-muted);
  background-color: var(--bg-muted);
  padding: 2px 8px;
  border-radius: 999px;
  border: 1px solid var(--border-subtle);
}

.lab-bar-right {
  display: flex;
  align-items: center;
  gap: 8px;
}

.drawer-toggle-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background-color: #ffffff;
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 500;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.15s ease;
}

.drawer-toggle-btn:hover {
  background-color: var(--bg-subtle);
  color: var(--text-primary);
  border-color: var(--border-hover);
}

.drawer-toggle-btn.active {
  background-color: var(--text-primary);
  color: #ffffff;
  border-color: var(--text-primary);
}

.drawer-toggle-btn.btn-solution-unlocked {
  background-color: #ecfdf5;
  color: #059669;
  border-color: #a7f3d0;
  font-weight: 600;
}

.drawer-toggle-btn.btn-solution-unlocked:hover {
  background-color: #d1fae5;
}

/* Success Banner (Top Floating Notification) */
.success-banner {
  display: none;
  background: #ecfdf5;
  border-bottom: 1px solid #a7f3d0;
  padding: 12px 24px;
  animation: slideDown 0.3s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.success-banner.visible {
  display: block;
}

.success-banner-inner {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.success-message-wrap {
  display: flex;
  align-items: center;
  gap: 12px;
}

.success-icon-badge {
  width: 24px;
  height: 24px;
  background-color: #059669;
  color: #ffffff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 700;
  flex-shrink: 0;
}

.success-title {
  font-size: 14px;
  font-weight: 600;
  color: #065f46;
}

.success-subtitle {
  font-size: 13px;
  color: #047857;
}

.success-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

/* Lab Drawer Overlays */
.lab-drawer-backdrop {
  display: none;
  position: fixed;
  top: 58px;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.25);
  backdrop-filter: blur(2px);
  z-index: 800;
}

.lab-drawer-backdrop.active {
  display: block;
}

.lab-drawer {
  position: fixed;
  top: 58px;
  right: -520px;
  width: 500px;
  max-width: 90vw;
  bottom: 0;
  background-color: #ffffff;
  border-left: 1px solid var(--border-subtle);
  box-shadow: -4px 0 20px rgba(0, 0, 0, 0.08);
  z-index: 850;
  display: flex;
  flex-direction: column;
  transition: right 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.lab-drawer.active {
  right: 0;
}

.drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 24px;
  border-bottom: 1px solid var(--border-subtle);
}

.drawer-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 8px;
}

.drawer-close-btn {
  background: none;
  border: none;
  font-size: 18px;
  color: var(--text-muted);
  cursor: pointer;
  padding: 4px;
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.drawer-close-btn:hover {
  color: var(--text-primary);
  background-color: var(--bg-muted);
}

.drawer-body {
  padding: 24px;
  overflow-y: auto;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

/* Story Section inside Drawer */
.story-card {
  background-color: var(--bg-subtle);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 18px;
}

.story-badge {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--text-muted);
  letter-spacing: 0.04em;
  margin-bottom: 6px;
}

.story-text {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
}

.objective-box {
  background-color: #eff6ff;
  border: 1px solid #bfdbfe;
  border-radius: var(--radius-md);
  padding: 16px;
}

.objective-title {
  font-size: 12px;
  font-weight: 600;
  color: #1e40af;
  text-transform: uppercase;
  margin-bottom: 6px;
}

.objective-text {
  font-size: 14px;
  color: #1e3a8a;
  line-height: 1.5;
}

/* Progressive Hints System */
.hints-container {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.hint-card {
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  background-color: #ffffff;
  overflow: hidden;
  transition: all 0.15s ease;
}

.hint-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  background-color: var(--bg-subtle);
  cursor: pointer;
  user-select: none;
}

.hint-title-text {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 6px;
}

.hint-status-pill {
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 999px;
  font-weight: 500;
}

.hint-locked-pill {
  background-color: var(--bg-muted);
  color: var(--text-muted);
}

.hint-revealed-pill {
  background-color: #ecfdf5;
  color: #059669;
}

.hint-body {
  display: none;
  padding: 14px 16px;
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.55;
  border-top: 1px solid var(--border-subtle);
  background-color: #ffffff;
}

.hint-body.revealed {
  display: block;
}

.btn-reveal-hint {
  font-size: 12px;
  font-weight: 500;
  background-color: #ffffff;
  border: 1px solid var(--border-subtle);
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  cursor: pointer;
}

.btn-reveal-hint:hover {
  color: var(--text-primary);
  border-color: var(--border-hover);
}

/* Solution Modal & Drawer Styles */
.solution-section {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.solution-field {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.solution-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.solution-value {
  font-size: 14px;
  color: var(--text-primary);
  line-height: 1.5;
}

.step-list {
  padding-left: 20px;
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.6;
}

.step-list li {
  margin-bottom: 6px;
}

/* Application Viewport / Container */
.lab-app-container {
  min-height: calc(100vh - 120px);
  background-color: var(--bg-main);
}

/* Animations */
@keyframes slideDown {
  from {
    transform: translateY(-100%);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

@keyframes popIn {
  0% { transform: scale(0.95); opacity: 0; }
  100% { transform: scale(1); opacity: 1; }
}

/* Confetti Container */
#confetti-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 1000;
}

/* Reset Lab Notification */
.reset-toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background-color: var(--text-primary);
  color: #ffffff;
  padding: 10px 18px;
  border-radius: var(--radius-md);
  font-size: 13px;
  font-weight: 500;
  box-shadow: var(--shadow-float);
  display: none;
  z-index: 1000;
}

/* Centered Celebration Modal Popup */
.celebration-modal-backdrop {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(15, 23, 42, 0.45);
  backdrop-filter: blur(4px);
  z-index: 1050;
  align-items: center;
  justify-content: center;
}

.celebration-modal-backdrop.active {
  display: flex;
}

.celebration-modal-card {
  background: #ffffff;
  border: 1px solid #a7f3d0;
  border-radius: 18px;
  padding: 36px 32px;
  max-width: 480px;
  width: 90vw;
  text-align: center;
  box-shadow: 0 20px 35px -5px rgba(16, 185, 129, 0.25), 0 10px 15px -5px rgba(0, 0, 0, 0.08);
  animation: popIn 0.35s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.celebration-confetti-badge {
  display: inline-block;
  background: #ecfdf5;
  color: #059669;
  border: 1px solid #a7f3d0;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 4px 14px;
  border-radius: 999px;
  margin-bottom: 14px;
}

.celebration-title {
  font-size: 22px;
  font-weight: 800;
  color: #065f46;
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}

.celebration-subtitle {
  font-size: 14px;
  color: #374151;
  line-height: 1.5;
  margin-bottom: 24px;
}

.celebration-actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.btn-text-close {
  background: none;
  border: none;
  font-size: 13px;
  color: #6b7280;
  cursor: pointer;
  padding: 6px;
  font-weight: 500;
}

.btn-text-close:hover {
  color: #111827;
  text-decoration: underline;
}

/* App Toast Notification */
.app-toast {
  position: fixed;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: #0f172a;
  color: #ffffff;
  padding: 10px 20px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
  box-shadow: 0 10px 20px rgba(0,0,0,0.15);
  z-index: 1060;
  opacity: 0;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  pointer-events: none;
}

.app-toast.visible {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

/* Generic Application Modal */
.app-modal-backdrop {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(15, 23, 42, 0.4);
  backdrop-filter: blur(3px);
  z-index: 1040;
  align-items: center;
  justify-content: center;
}

.app-modal-backdrop.active {
  display: flex;
}

.app-modal-card {
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 16px;
  max-width: 600px;
  width: 90vw;
  max-height: 85vh;
  display: flex;
  flex-direction: column;
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
  animation: popIn 0.25s cubic-bezier(0.16, 1, 0.3, 1) forwards;
  overflow: hidden;
}

.app-modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 24px;
  border-bottom: 1px solid #e2e8f0;
}

.app-modal-close {
  background: none;
  border: none;
  font-size: 18px;
  color: #64748b;
  cursor: pointer;
  padding: 4px;
}

.app-modal-close:hover {
  color: #0f172a;
}

.app-modal-body {
  padding: 24px;
  overflow-y: auto;
}