/* =================================================================
   Guideline Page Styles
   テンプレート設計ガイドラインページ用スタイル
   ================================================================= */

/* -----------------------------------------------------------------
   Layout
   ----------------------------------------------------------------- */
.guideline-container {
  display: flex;
  width: 100%;
  height: 100%;
  background: var(--bg-secondary);
  overflow: hidden;
}

/* -----------------------------------------------------------------
   Sidebar (Table of Contents)
   ----------------------------------------------------------------- */
.guideline-sidebar {
  width: 240px;
  min-width: 240px;
  max-width: 240px;
  background: var(--surface);
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  flex-shrink: 0;
}

.guideline-sidebar-header {
  padding: 20px 16px;
  border-bottom: 1px solid var(--border-color);
  flex-shrink: 0;
}

.guideline-sidebar-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin: 0;
}

.guideline-toc {
  flex: 1;
  overflow-y: auto;
  padding: 12px 0;
  margin: 0;
  list-style: none;
}

.guideline-toc-item {
  display: block;
  padding: 10px 16px;
  font-size: 14px;
  color: var(--text-primary);
  text-decoration: none;
  cursor: pointer;
  transition: background-color 0.15s, color 0.15s;
  border-left: 3px solid transparent;
}

.guideline-toc-item:hover {
  background-color: var(--bg-secondary);
  color: var(--c-black);
}

.guideline-toc-item.active {
  background-color: var(--bg-tertiary);
  color: var(--c-black);
  border-left-color: var(--c-black);
  font-weight: 500;
}

/* -----------------------------------------------------------------
   Main Content Area
   ----------------------------------------------------------------- */
.guideline-main {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
  width: 0;
  max-width: 100%;
  background: var(--surface);
  overflow: hidden;
}

/* -----------------------------------------------------------------
   Header
   ----------------------------------------------------------------- */
.guideline-header {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 20px 24px;
  border-bottom: 1px solid var(--border-color);
  background: var(--surface);
  flex-shrink: 0;
  text-align: center;
}

.guideline-header-title {
  font-size: 20px;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
  line-height: 1.4;
}

/* -----------------------------------------------------------------
   Content
   ----------------------------------------------------------------- */
.guideline-content {
  flex: 1;
  overflow-y: auto;
  padding: 32px 48px;
}

.guideline-section {
  margin-bottom: 48px;
}

.guideline-section-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0 0 16px 0;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--c-black);
}

.guideline-subsection-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
  margin: 24px 0 12px 0;
}

.guideline-section p {
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-primary);
  margin: 0 0 16px 0;
}

/* -----------------------------------------------------------------
   Note / Tip Boxes
   ----------------------------------------------------------------- */
.guideline-note,
.guideline-tip {
  padding: 16px 20px;
  border-radius: 4px;
  font-size: 14px;
  line-height: 1.6;
  margin: 16px 0;
}

.guideline-note {
  background: var(--c-gray-light);
  border-left: 4px solid var(--c-gray);
}

.guideline-tip {
  background: var(--c-gray-light);
  border-left: 4px solid var(--c-black);
}

.guideline-note strong,
.guideline-tip strong {
  color: inherit;
}

/* -----------------------------------------------------------------
   Code Blocks
   ----------------------------------------------------------------- */
.guideline-code-block {
  background: var(--bg-tertiary, #f5f5f5);
  border: 1px solid var(--border-color);
  border-radius: 4px;
  padding: 16px 20px;
  font-family: 'Consolas', 'Monaco', monospace;
  font-size: 13px;
  line-height: 1.8;
  overflow-x: auto;
  margin: 12px 0;
}

.guideline-code-block code {
  background: none;
  padding: 0;
  color: var(--text-primary);
}

code {
  background: var(--bg-tertiary, #f0f0f0);
  padding: 2px 6px;
  border-radius: 3px;
  font-family: 'Consolas', 'Monaco', monospace;
  font-size: 13px;
  color: var(--c-black);
}

/* -----------------------------------------------------------------
   Tables
   ----------------------------------------------------------------- */
.guideline-table-wrapper {
  overflow-x: auto;
  margin: 16px 0;
}

.guideline-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.guideline-table th,
.guideline-table td {
  padding: 12px 16px;
  text-align: left;
  border: 1px solid var(--border-color);
}

.guideline-table th {
  background: var(--bg-secondary);
  font-weight: 600;
  color: var(--text-primary);
}

.guideline-table td {
  color: var(--text-primary);
}

.guideline-table tr:nth-child(even) td {
  background: var(--bg-tertiary, #fafafa);
}

/* -----------------------------------------------------------------
   Component Grid (Free Area)
   ----------------------------------------------------------------- */
.guideline-component-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 16px;
  margin: 20px 0;
}

.guideline-component-card {
  background: var(--surface);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 16px;
  text-align: center;
  transition: border-color 0.15s, box-shadow 0.15s;
}

.guideline-component-card:hover {
  border-color: var(--c-black);
  box-shadow: 0 2px 8px var(--shadow-color);
}

.guideline-component-icon {
  font-size: 28px;
  margin-bottom: 8px;
}

.guideline-component-name {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.guideline-component-desc {
  font-size: 12px;
  color: var(--text-secondary);
  line-height: 1.4;
}

/* -----------------------------------------------------------------
   Steps (Ordered List)
   ----------------------------------------------------------------- */
.guideline-steps {
  list-style: none;
  padding: 0;
  margin: 16px 0;
  counter-reset: step-counter;
}

.guideline-steps li {
  position: relative;
  padding: 16px 16px 16px 56px;
  margin-bottom: 12px;
  background: var(--bg-secondary);
  border-radius: 8px;
  counter-increment: step-counter;
}

.guideline-steps li::before {
  content: counter(step-counter);
  position: absolute;
  left: 16px;
  top: 16px;
  width: 28px;
  height: 28px;
  background: var(--c-black);
  color: var(--c-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 600;
}

.guideline-steps li > strong {
  display: block;
  font-size: 14px;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.guideline-steps li p {
  font-size: 13px;
  color: var(--text-secondary);
  margin: 0;
  line-height: 1.6;
}

.guideline-steps li p strong {
  display: inline;
  font-size: inherit;
}

/* -----------------------------------------------------------------
   List
   ----------------------------------------------------------------- */
.guideline-list {
  padding-left: 24px;
  margin: 12px 0;
}

.guideline-list li {
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-primary);
  margin-bottom: 8px;
}

/* -----------------------------------------------------------------
   Best Practices
   ----------------------------------------------------------------- */
.guideline-practice-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 16px;
}

.guideline-practice-item {
  display: flex;
  gap: 16px;
  padding: 20px;
  background: var(--bg-secondary);
  border-radius: 8px;
}

.guideline-practice-number {
  width: 36px;
  height: 36px;
  background: var(--c-black);
  color: var(--c-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  font-weight: 600;
  flex-shrink: 0;
}

.guideline-practice-content h4 {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0 0 6px 0;
}

.guideline-practice-content p {
  font-size: 13px;
  color: var(--text-secondary);
  margin: 0;
  line-height: 1.6;
}

/* -----------------------------------------------------------------
   Responsive
   ----------------------------------------------------------------- */
@media (max-width: 900px) {
  .guideline-content {
    padding: 24px 24px;
  }
}

@media (max-width: 768px) {
  .guideline-container {
    flex-direction: column;
    overflow: auto;
  }

  .guideline-sidebar {
    width: 100%;
    min-width: 100%;
    max-width: 100%;
    max-height: 180px;
    border-right: none;
    border-bottom: 1px solid var(--border-color);
  }

  .guideline-main {
    flex: 1;
    width: 100%;
    overflow: visible;
  }

  .guideline-content {
    padding: 20px 16px;
    overflow: visible;
  }

  .guideline-header {
    padding: 16px;
  }

  .guideline-header-title {
    font-size: 18px;
  }

  .guideline-section-title {
    font-size: 16px;
  }

  .guideline-component-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .guideline-practice-item {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }
}