/* Tutorial Layout — Three-panel interactive tutorial for Rapina docs */

/* Reset for tutorial page */
.tutorial-page {
  display: flex;
  flex-direction: column;
  height: 100vh;
  overflow: hidden;
  background: var(--bg);
  color: var(--text);
}

/* Top bar */
.tutorial-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 48px;
  padding: 0 16px;
  border-bottom: 1px solid var(--border);
  background: var(--bg);
  flex-shrink: 0;
  gap: 12px;
}

.tutorial-topbar-left {
  display: flex;
  align-items: center;
  gap: 12px;
}

.tutorial-topbar-left a {
  display: flex;
  align-items: center;
  gap: 6px;
  text-decoration: none;
  color: var(--text);
  font-weight: 600;
  font-size: 14px;
}

.tutorial-topbar-left img {
  width: 24px;
  height: 24px;
}

.tutorial-topbar-sep {
  color: var(--border);
  font-weight: 300;
  user-select: none;
}

.tutorial-title {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-muted);
}

.tutorial-topbar-right {
  display: flex;
  align-items: center;
  gap: 8px;
}

.tutorial-chapter-select {
  appearance: none;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 4px 28px 4px 10px;
  font-size: 13px;
  color: var(--text);
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2394A3B8' stroke-width='2'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 8px center;
}

.tutorial-chapter-select:focus {
  outline: 2px solid var(--primary);
  outline-offset: -1px;
}

.tutorial-topbar-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg-secondary);
  color: var(--text-muted);
  cursor: pointer;
  transition: color 0.15s, border-color 0.15s;
}

.tutorial-topbar-btn:hover {
  color: var(--text);
  border-color: var(--text-muted);
}

.tutorial-doc-link {
  font-size: 13px;
  color: var(--primary);
  text-decoration: none;
  white-space: nowrap;
}

.tutorial-doc-link:hover {
  text-decoration: underline;
}

/* Main three-panel layout */
.tutorial-panels {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: 1fr 1fr;
  flex: 1;
  overflow: hidden;
  min-height: 0;
}

.tutorial-task {
  grid-row: 1 / 3;
  grid-column: 1;
  overflow-y: auto;
  padding: 24px;
  border-right: 1px solid var(--border);
}

.tutorial-editor {
  grid-row: 1;
  grid-column: 2;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  border-bottom: 1px solid var(--border);
}

.tutorial-response {
  grid-row: 2;
  grid-column: 2;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
}

/* Task panel content */
.tutorial-task h1 {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 16px;
  line-height: 1.3;
}

.tutorial-task h2 {
  font-size: 17px;
  font-weight: 600;
  margin-top: 24px;
  margin-bottom: 12px;
}

.tutorial-task p {
  font-size: 14px;
  line-height: 1.7;
  margin-bottom: 12px;
  color: var(--text);
}

.tutorial-task ol,
.tutorial-task ul {
  font-size: 14px;
  line-height: 1.7;
  margin-bottom: 12px;
  padding-left: 24px;
}

.tutorial-task li {
  margin-bottom: 4px;
}

.tutorial-task code {
  font-family: 'SF Mono', 'Fira Code', monospace;
  font-size: 13px;
  background: var(--bg-tertiary);
  padding: 2px 6px;
  border-radius: 4px;
}

.tutorial-task pre {
  background: var(--bg-tertiary);
  border-radius: 8px;
  padding: 16px;
  margin-bottom: 12px;
  overflow-x: auto;
}

.tutorial-task pre code {
  background: none;
  padding: 0;
  font-size: 13px;
  line-height: 1.6;
}

/* Test results */
.tutorial-tests {
  margin-top: 20px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
}

.tutorial-tests-title {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  margin-bottom: 10px;
}

.tutorial-test {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  padding: 6px 0;
  font-size: 14px;
}

.tutorial-test-icon {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 1px;
  transition: all 0.2s ease;
}

.tutorial-test-icon.pass {
  background: #059669;
  color: white;
}

.tutorial-test-icon.fail {
  background: var(--bg-tertiary);
  border: 2px solid var(--border);
}

.tutorial-test-icon svg {
  width: 10px;
  height: 10px;
}

.tutorial-test-text {
  line-height: 1.4;
}

.tutorial-test-title {
  font-weight: 500;
  color: var(--text);
}

.tutorial-test-desc {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 1px;
}

/* All tests pass celebration */
.tutorial-complete {
  display: none;
  margin-top: 16px;
  padding: 12px 16px;
  background: #05966910;
  border: 1px solid #05966930;
  border-radius: 8px;
  font-size: 14px;
  color: #059669;
  font-weight: 500;
  animation: slideIn 0.3s ease;
}

.tutorial-complete.visible {
  display: block;
}

@keyframes slideIn {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Editor panel */
.tutorial-editor-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 16px;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.tutorial-editor-filename {
  font-family: 'SF Mono', 'Fira Code', monospace;
  font-size: 12px;
  color: var(--text-muted);
}

.tutorial-editor-actions {
  display: flex;
  gap: 6px;
}

.tutorial-reset-btn {
  font-size: 12px;
  color: var(--text-muted);
  background: none;
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 2px 8px;
  cursor: pointer;
  transition: color 0.15s, border-color 0.15s;
}

.tutorial-reset-btn:hover {
  color: var(--text);
  border-color: var(--text-muted);
}

.tutorial-editor-container {
  flex: 1;
  overflow: auto;
  min-height: 0;
}

.tutorial-editor-container .cm-editor {
  height: 100%;
}

.tutorial-editor-container .cm-scroller {
  overflow: auto;
}

/* Response preview panel */
.tutorial-response-header {
  display: flex;
  align-items: center;
  padding: 8px 16px;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.tutorial-response-label {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
}

.tutorial-response-content {
  flex: 1;
  overflow-y: auto;
  padding: 16px;
  font-family: 'SF Mono', 'Fira Code', monospace;
  font-size: 13px;
  line-height: 1.6;
}

.tutorial-response-placeholder {
  color: var(--text-muted);
  font-style: italic;
  font-family: inherit;
  font-size: 14px;
}

.response-method {
  color: #059669;
  font-weight: 600;
}

.response-path {
  color: var(--text);
}

.response-header-name {
  color: var(--text-muted);
}

.response-header-value {
  color: var(--text);
}

.response-status {
  font-weight: 600;
}

.response-status.ok {
  color: #059669;
}

.response-status.error {
  color: #dc2626;
}

.response-body {
  margin-top: 12px;
  padding: 12px;
  background: var(--bg-tertiary);
  border-radius: 6px;
  white-space: pre-wrap;
  word-break: break-word;
}

.response-arrow {
  color: var(--text-muted);
  margin-right: 4px;
}

.response-section {
  margin-bottom: 12px;
}

/* Answer shortcode */
.tutorial-answer {
  margin-top: 20px;
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
}

.tutorial-answer summary {
  padding: 10px 16px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-muted);
  cursor: pointer;
  background: var(--bg-secondary);
  user-select: none;
  list-style: none;
  display: flex;
  align-items: center;
  gap: 6px;
}

.tutorial-answer summary::-webkit-details-marker {
  display: none;
}

.tutorial-answer summary::before {
  content: "";
  display: inline-block;
  width: 0;
  height: 0;
  border-left: 5px solid var(--text-muted);
  border-top: 4px solid transparent;
  border-bottom: 4px solid transparent;
  transition: transform 0.15s ease;
}

.tutorial-answer[open] summary::before {
  transform: rotate(90deg);
}

.tutorial-answer-content {
  padding: 16px;
  border-top: 1px solid var(--border);
}

.tutorial-answer-content pre {
  background: var(--bg-tertiary);
  border-radius: 6px;
  padding: 16px;
  overflow-x: auto;
}

.tutorial-answer-content code {
  font-family: 'SF Mono', 'Fira Code', monospace;
  font-size: 13px;
  line-height: 1.6;
}

/* Bottom navigation bar */
.tutorial-bottombar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 44px;
  padding: 0 16px;
  border-top: 1px solid var(--border);
  background: var(--bg);
  flex-shrink: 0;
}

.tutorial-nav-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text);
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 6px;
  text-decoration: none;
  transition: border-color 0.15s;
}

.tutorial-nav-btn:hover {
  border-color: var(--text-muted);
}

.tutorial-nav-btn.hidden {
  visibility: hidden;
}

.tutorial-progress {
  font-size: 12px;
  color: var(--text-muted);
}

/* Confetti effect */
.confetti-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1000;
  overflow: hidden;
}

.confetti-piece {
  position: absolute;
  width: 8px;
  height: 8px;
  top: -10px;
  opacity: 0;
  animation: confettiFall 2.5s ease-in forwards;
}

@keyframes confettiFall {
  0% {
    opacity: 1;
    transform: translateY(0) rotate(0deg) scale(1);
  }
  80% {
    opacity: 1;
  }
  100% {
    opacity: 0;
    transform: translateY(100vh) rotate(720deg) scale(0.5);
  }
}

/* Mobile stacked layout */
@media (max-width: 768px) {
  .tutorial-panels {
    display: flex;
    flex-direction: column;
    overflow-y: auto;
  }

  .tutorial-task {
    border-right: none;
    border-bottom: 1px solid var(--border);
    overflow: visible;
    min-height: auto;
  }

  .tutorial-editor {
    min-height: 300px;
    border-bottom: 1px solid var(--border);
  }

  .tutorial-response {
    min-height: 200px;
  }

  .tutorial-topbar {
    flex-wrap: wrap;
    height: auto;
    padding: 8px 12px;
    gap: 8px;
  }

  .tutorial-doc-link {
    display: none;
  }
}