/* ============================================================
   DAYFLOW COURSE BUILDER STYLES
   ============================================================ */

#add-course-app {
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  display: none;
  flex-direction: column;
  overflow-x: hidden;
  font-family: var(--font);
}

.builder-header {
  background: var(--surface);
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  gap: 12px;
}

.builder-back-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--accent);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  background: var(--accent-soft);
  border: none;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  font-family: var(--font);
  transition: opacity 0.15s, transform 0.1s;
}

.builder-back-btn:active {
  opacity: 0.8;
  transform: scale(0.97);
}

.builder-header-title {
  font-size: 18px;
  font-weight: 700;
  flex: 1;
}

.builder-help-toggle {
  background: var(--surface2);
  border: 1px solid var(--border);
  color: var(--text2);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  gap: 6px;
}

.builder-help-toggle:active {
  background: var(--border);
}

.builder-container {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  padding: 20px;
  max-width: 1000px;
  width: 100%;
  margin: 0 auto;
}

@media (min-width: 800px) {
  .builder-container {
    grid-template-columns: 1.5fr 1fr;
  }
}

/* CARDS & FORMS */
.builder-card {
  background: var(--surface);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  padding: 20px;
  box-shadow: var(--shadow);
  margin-bottom: 20px;
}

.builder-card-title {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text);
  border-bottom: 1px solid var(--border);
  padding-bottom: 8px;
}

.builder-form-group {
  margin-bottom: 14px;
}

.builder-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--text2);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 6px;
  display: block;
}

.builder-input {
  width: 100%;
  padding: 10px 12px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  outline: none;
  transition: border-color 0.2s;
}

.builder-input:focus {
  border-color: var(--accent);
}

.builder-textarea {
  resize: vertical;
  min-height: 80px;
  line-height: 1.5;
}

/* SECTIONS & ITEMS BUILDER */
.builder-section-item {
  border: 1px dashed var(--border);
  border-radius: var(--radius-sm);
  padding: 16px;
  margin-bottom: 16px;
  background: var(--surface2);
}

.builder-item-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

.builder-item-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--text);
}

.builder-delete-btn {
  background: var(--red-soft);
  color: var(--red);
  border: none;
  font-size: 12px;
  font-weight: 700;
  padding: 4px 8px;
  border-radius: 4px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 4px;
}

.builder-delete-btn:active {
  opacity: 0.8;
}

.builder-add-btn {
  background: var(--accent-soft);
  color: var(--accent);
  border: 1px solid var(--accent);
  padding: 8px 12px;
  font-size: 13px;
  font-weight: 600;
  border-radius: var(--radius-sm);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 8px;
  font-family: var(--font);
}

.builder-add-btn:active {
  transform: scale(0.97);
}

/* LESSON / QUIZ ITEM CARD */
.builder-lesson-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px;
  margin-top: 10px;
}

/* PREVIEW CODE BLOCK */
.builder-json-preview {
  background: #1a1a2e;
  color: #a7f3d0;
  padding: 14px;
  border-radius: var(--radius-sm);
  font-family: 'SF Mono', monospace;
  font-size: 11px;
  overflow-x: auto;
  max-height: 350px;
  white-space: pre-wrap;
  border: 1px solid #312e81;
}

.builder-preview-actions {
  display: flex;
  gap: 10px;
  margin-top: 10px;
}

/* GIT SYNC STATUS */
.git-sync-card {
  border-left: 4px solid var(--accent);
}

.git-status-message {
  font-size: 13px;
  color: var(--text2);
  line-height: 1.6;
  margin-top: 10px;
}

/* SIDE HELP BAR */
.help-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.4);
  z-index: 500;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s;
}

.help-overlay.show {
  opacity: 1;
  pointer-events: all;
}

.help-drawer {
  position: fixed;
  top: 0;
  right: -100%;
  width: 90vw;
  max-width: 440px;
  height: 100vh;
  background: var(--surface);
  z-index: 501;
  transition: right 0.3s cubic-bezier(0.34, 1.1, 0.64, 1);
  box-shadow: -4px 0 30px rgba(0, 0, 0, 0.08);
  display: flex;
  flex-direction: column;
}

.help-drawer.open {
  right: 0;
}

.help-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
}

.help-close {
  background: var(--surface2);
  border: none;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  cursor: pointer;
  font-size: 14px;
}

.help-body {
  padding: 20px;
  overflow-y: auto;
  flex: 1;
}

.help-section-title {
  font-size: 13px;
  font-weight: 700;
  color: var(--text3);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin: 16px 0 8px;
}

.help-paragraph {
  font-size: 13px;
  line-height: 1.6;
  color: var(--text2);
  margin-bottom: 12px;
}

.help-list {
  font-size: 13px;
  color: var(--text2);
  line-height: 1.6;
  padding-left: 20px;
  margin-bottom: 14px;
}

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

.help-code-tip {
  background: var(--surface2);
  padding: 4px 6px;
  border-radius: 4px;
  font-family: monospace;
  font-size: 12px;
  color: var(--accent);
}