/* 解方藍圖庫專用樣式 */
:root {
  --primary: #1976d2;
  --primary-dark: #0d47a1;
  --primary-light: #64b5f6;
  --secondary: #ff9800;
  --secondary-dark: #f57c00;
  --neutral-50: #fafafa;
  --neutral-100: #f8f9fa;
  --neutral-200: #eef2f7;
  --neutral-300: #e4e7eb;
  --neutral-600: #666;
  --neutral-700: #333;
  --neutral-800: #1a237e;
  --success: #2e7d32;
  --warning: #ef6c00;
  --danger: #d32f2f;
}

.blueprint-header {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
    color: white;
    border-top: 4px solid var(--primary);
    position: relative;
    overflow: hidden;
    min-height: auto;
    margin-bottom: 0.5rem;
}

.blueprint-grid {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: 
    linear-gradient(90deg, rgba(255,255,255,0.08) 1px, transparent 1px),
    linear-gradient(rgba(255,255,255,0.08) 1px, transparent 1px);
  background-size: 50px 50px;
  animation: blueprintScroll 40s ease-in-out infinite;
}

@keyframes blueprintScroll {
    0% { background-position: 0 0; }
    100% { background-position: 50px 50px; }
}

.blueprint-map-icon {
  position: absolute;
  right: 2rem;
  bottom: 2rem;
  width: 60px;
  height: 60px;
  opacity: 0.3;
  background: 
    linear-gradient(45deg, transparent 45%, white 45%, white 55%, transparent 55%),
    linear-gradient(-45deg, transparent 45%, white 45%, white 55%, transparent 55%);
}

/* 頁面標題 */
.blueprint-page-title {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  position: relative;
  z-index: 1;
}

.blueprint-page-description {
  font-size: 1.1rem;
  opacity: 0.9;
  max-width: 600px;
  position: relative;
  z-index: 1;
}

/* 篩選器 */

.blueprint-filter-row {
  display: flex;
  align-items: center;
  flex-wrap: nowrap;
  overflow-x: auto;
  gap: 0.5rem;
  padding-bottom: 0.5rem;
  scrollbar-width: thin;
  scrollbar-color: var(--neutral-300) transparent;
}

.blueprint-filter-row::-webkit-scrollbar {
  height: 4px;
}

.blueprint-filter-label {
  font-weight: 600;
  color: var(--neutral-700);
  margin-right: 0.5rem;
}

.blueprint-filter-btn {
  padding: 0.5rem 1rem;
  background: #f5f7fa;
  border: 2px solid #e4e7eb;
  border-radius: 20px;
  color: #555;
  font-size: 0.9rem;
  cursor: pointer;
  transition: all 0.3s ease;
}

.blueprint-filter-btn:hover {
  background: #eef2f7;
  border-color: #cbd5e1;
}

.blueprint-filter-btn.active {
  background: #1976d2;
  color: white;
  border-color: #1976d2;
}

/* 快速統計 */
.blueprint-quick-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
}

.stat-card {
  background: white;
  border-radius: 12px;
  padding: 1.5rem;
  text-align: center;
  box-shadow: 0 2px 8px rgba(0,0,0,0.08);
  transition: transform 0.3s ease;
}

.stat-card:hover {
  transform: translateY(-4px);
}

.stat-number {
  font-size: 2rem;
  font-weight: 700;
  color: #1976d2;
  margin-bottom: 0.5rem;
}

.stat-label {
  font-size: 0.9rem;
  color: #666;
}

/* 策略卡片 */
.blueprint-strategies-section {
  max-width: 1200px;  /* 添加最大寬度 */
  margin: 0 auto 3rem auto;  /* 居中對齊 */
  padding: 0 1.5rem;  /* 添加內邊距 */
}

.blueprint-section-title {
  font-size: 1.8rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  margin-left: 1.5rem;
  color: #1a237e;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.blueprint-strategies-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.5rem;
  animation: fadeInUp 0.6s ease-out;
}
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
.blueprint-strategy-card {
  background: white;
  border-radius: 16px;
  overflow: hidden;
  border: 2px solid var(--neutral-200);
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.1);
  position: relative;
  margin-left: 1rem;
  animation: cardEnter 0.5s ease-out backwards;
}

.blueprint-strategy-card:nth-child(2) { animation-delay: 0.1s; }
.blueprint-strategy-card:nth-child(3) { animation-delay: 0.2s; }
.blueprint-strategy-card:nth-child(4) { animation-delay: 0.3s; }

@keyframes cardEnter {
  from {
    opacity: 0;
    transform: translateY(30px) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.blueprint-strategy-card:hover {
  border-color: #1976d2;
  transform: translateY(-8px) scale(1.02);  /* 增強懸停效果 */
  box-shadow: 0 16px 32px rgba(25, 118, 210, 0.15);
}

.blueprint-strategy-link {
  display: block;
  padding: 1.5rem;
  text-decoration: none;
  color: inherit;
}

.blueprint-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 1rem;
}

.blueprint-card-header h3 {
  font-size: 1.2rem;
  font-weight: 600;
  color: #1a237e;
  margin: 0;
  flex: 1;
}

.blueprint-meta-tags {
  display: flex;
  gap: 0.5rem;
  flex-shrink: 0;
}

/* 等級標籤 */
.blueprint-level {
  padding: 0.2rem 0.6rem;
  border-radius: 12px;
  font-size: 0.8rem;
  font-weight: 600;
}

.level-basic {
  background: #e3f2fd;
  color: #1565c0;
}

.level-pro {
  background: #1976d2;
  color: white;
}

.level-elite {
  background: #d32f2f;
  color: white;
}

/* 驗證狀態 */
.blueprint-verification {
  padding: 0.2rem 0.6rem;
  border-radius: 12px;
  font-size: 0.8rem;
  font-weight: 600;
}

.verification-已驗證 {
  background: #e8f5e9;
  color: #2e7d32;
}

.verification-測試中 {
  background: #fff3e0;
  color: #ef6c00;
}

.verification-待部署 {
  background: #f5f5f5;
  color: #616161;
}

.blueprint-strategy-description {
  color: #555;
  font-size: 0.95rem;
  line-height: 1.5;
  margin-bottom: 1rem;
}

.blueprint-strategy-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.blueprint-domain,
.blueprint-strategy,
.blueprint-difficulty {
  padding: 0.2rem 0.6rem;
  background: #f8f9fa;
  border-radius: 12px;
  font-size: 0.8rem;
  color: #666;
}

.blueprint-read-more {
  color: #1976d2;
  font-weight: 600;
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

.blueprint-strategy-card:hover .blueprint-read-more {
  color: #0d47a1;
}

/* 空狀態 */
.blueprint-empty-state {
  grid-column: 1 / -1;
  text-align: center;
  padding: 3rem;
  background: #f8f9fa;
  border-radius: 12px;
  border: 2px dashed #dee2e6;
}

.blueprint-empty-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.blueprint-empty-state h3 {
  color: #555;
  margin-bottom: 0.5rem;
}

.blueprint-empty-state p {
  color: #777;
  margin-bottom: 1.5rem;
}

.blueprint-empty-action {
  display: inline-block;
  padding: 0.8rem 1.5rem;
  background: #1976d2;
  color: white;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
}

/* 領域分佈 */
.blueprint-distribution-section {
  margin-bottom: 3rem;
}

.blueprint-distribution-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1rem;
}

.blueprint-domain-card {
  background: white;
  border-radius: 12px;
  padding: 1.5rem;
  border: 2px solid #eef2f7;
  transition: all 0.3s ease;
}

.blueprint-domain-card:hover {
  border-color: #1976d2;
  box-shadow: 0 8px 16px rgba(25, 118, 210, 0.1);
}

.blueprint-domain-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}

.blueprint-domain-header h4 {
  margin: 0;
  font-size: 1.1rem;
  color: #1a237e;
}

.blueprint-domain-count {
  font-size: 0.9rem;
  color: #666;
}

.blueprint-progress-bar {
  height: 8px;
  background: #eef2f7;
  border-radius: 4px;
  margin-bottom: 0.5rem;
  overflow: hidden;
}

.blueprint-progress-fill {
  height: 100%;
  background: linear-gradient(90deg, #1976d2, #64b5f6);
  border-radius: 4px;
  transition: width 1s ease;
}

.blueprint-domain-stats {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.9rem;
  color: #666;
}

.blueprint-domain-examples {
  display: flex;
  gap: 0.3rem;
}

.blueprint-example {
  background: #f8f9fa;
  padding: 0.2rem 0.5rem;
  border-radius: 8px;
  font-size: 0.8rem;
  max-width: 80px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ===== 詳情頁樣式 ===== */

/* 返回導航 */
.blueprint-back-nav {
  margin-bottom: 2rem;
  margin-top: 2rem;
  margin-left: 2rem;
}

.blueprint-back-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: #1976d2;
  text-decoration: none;
  font-weight: 600;
  padding: 0.5rem 1rem;
  border-radius: 8px;
  background: #f0f7ff;
}

.blueprint-back-btn:hover {
  background: #e3f2fd;
}



/* 文章標頭 */
.blueprint-article-header {
  margin-bottom: 2rem;
}

.blueprint-article-title {
  font-size: 2.2rem;
  font-weight: 700;
  color: #1a237e;
  margin-bottom: 1rem;
}

.blueprint-article-description {
  font-size: 1.1rem;
  color: #555;
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.blueprint-article-meta {
  margin-bottom: 1.5rem;
}

.blueprint-meta-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 0.8rem;
}

.blueprint-meta-details {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.9rem;
  color: #666;
}

.blueprint-reading-time {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: #666;
  font-size: 0.9rem;
  padding: 0.5rem 1rem;
  background: #f8f9fa;
  border-radius: 20px;
}

/* 前提條件 */
.blueprint-prerequisites {
  background: #f0f7ff;
  border-radius: 12px;
  padding: 1.5rem;
  margin-bottom: 2rem;
  border-left: 4px solid #1976d2;
}

.blueprint-prerequisites h3 {
  margin-top: 0;
  margin-bottom: 1rem;
  color: #1a237e;
}

.blueprint-prerequisites-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.blueprint-prerequisites-list li {
  padding: 0.5rem 0;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.blueprint-prerequisites-list li:before {
  content: "✅";
  font-size: 0.9rem;
}

/* 文章內容 */
.blueprint-article-content {
  font-size: 1.1rem;
  line-height: 1.8;
  color: #333;
  margin-bottom: 3rem;
}

.blueprint-article-content h2 {
  color: #1a237e;
  margin-top: 2rem;
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid #eef2f7;
}

.blueprint-article-content h3 {
  color: #1976d2;
  margin-top: 1.5rem;
  margin-bottom: 0.8rem;
}

.blueprint-article-content p {
  margin-bottom: 1.2rem;
}

.blueprint-article-content ul,
.blueprint-article-content ol {
  margin-bottom: 1.5rem;
  padding-left: 1.5rem;
}

.blueprint-article-content li {
  margin-bottom: 0.5rem;
}

/* 模板區域 */
.blueprint-templates-section {
  background: #f8f9fa;
  border-radius: 12px;
  padding: 1.5rem;
  margin-bottom: 2rem;
}

.blueprint-templates-section h3 {
  margin-top: 0;
  margin-bottom: 1rem;
  color: #1a237e;
}

.blueprint-templates-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 1rem;
}

.blueprint-template-card {
  background: white;
  border-radius: 12px;
  padding: 1.2rem;
  text-decoration: none;
  color: inherit;
  border: 2px solid #eef2f7;
  transition: all 0.3s ease;
}

.blueprint-template-card:hover {
  border-color: #1976d2;
  transform: translateY(-4px);
}

.blueprint-template-card.disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.blueprint-template-icon {
  font-size: 2rem;
  margin-bottom: 0.8rem;
}

.blueprint-template-card h4 {
  margin: 0 0 0.5rem 0;
  color: #1a237e;
  font-size: 1.1rem;
}

.blueprint-template-card p {
  color: #666;
  font-size: 0.9rem;
  margin-bottom: 0.8rem;
}

.blueprint-template-meta {
  font-size: 0.8rem;
  color: #888;
}

/* 文章導航 */
.blueprint-article-navigation {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 2px solid #eef2f7;
}

.blueprint-nav-prev,
.blueprint-nav-next {
  text-decoration: none;
  color: inherit;
  padding: 1rem;
  border-radius: 12px;
  background: #f8f9fa;
  transition: all 0.3s ease;
}

.blueprint-nav-prev {
  text-align: left;
}

.blueprint-nav-next {
  text-align: right;
}

.blueprint-nav-prev:hover,
.blueprint-nav-next:hover {
  background: #eef2f7;
  transform: translateY(-2px);
}

.blueprint-nav-label {
  font-size: 0.9rem;
  color: #666;
  margin-bottom: 0.3rem;
}

.blueprint-nav-title {
  font-weight: 600;
  color: #1a237e;
}

/* 相關策略 */
.blueprint-related-strategies {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 2px solid #eef2f7;
}

.blueprint-related-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1rem;
  margin-top: 1rem;
}

.blueprint-related-card {
  background: white;
  border-radius: 12px;
  padding: 1.2rem;
  text-decoration: none;
  color: inherit;
  border: 2px solid #eef2f7;
  transition: all 0.3s ease;
}

.blueprint-related-card:hover {
  border-color: #1976d2;
  transform: translateY(-4px);
}

.blueprint-related-card h4 {
  margin: 0 0 0.5rem 0;
  color: #1a237e;
  font-size: 1.1rem;
}

.blueprint-related-card p {
  color: #666;
  font-size: 0.9rem;
  margin-bottom: 0.8rem;
}

.blueprint-related-meta {
  display: flex;
  gap: 0.5rem;
  font-size: 0.8rem;
}

.blueprint-related-domain {
  background: #e3f2fd;
  color: #1565c0;
  padding: 0.2rem 0.5rem;
  border-radius: 8px;
}

.blueprint-related-level {
  padding: 0.2rem 0.5rem;
  border-radius: 8px;
  font-size: 0.8rem;
}

.blueprint-no-related {
  grid-column: 1 / -1;
  text-align: center;
  color: #888;
  padding: 2rem;
  background: #f8f9fa;
  border-radius: 12px;
}

/* 新增的CSS樣式 */

/* ===== Single 頁面 - 限制寬度 ===== */

.blueprint-content-container {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 2rem;
  padding: 0 1rem;
}

.blueprint-article-detail {
  grid-column: 1;
}

.blueprint-article-content-wrapper {
  max-width: 800px;
  margin: 0 auto;
}

.blueprint-article-content {
  max-width: 720px;
  margin: 0 auto;
}

/* 緊湊的前提條件 */
.blueprint-prerequisites.compact {
  max-width: 600px;
  margin: 1.5rem auto;
  padding: 1rem 1.5rem;
}

.blueprint-prerequisites-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.5rem;
}

.blueprint-prerequisite-tag {
  background: #e3f2fd;
  color: #1565c0;
  padding: 0.3rem 0.8rem;
  border-radius: 12px;
  font-size: 0.85rem;
}

/* 付費策略提示 */
.blueprint-paid-notice {
  background: linear-gradient(135deg, #fff3e0 0%, #ffe0b2 100%);
  border-radius: 12px;
  padding: 1.5rem;
  margin: 2rem auto;
  max-width: 600px;
  border: 2px solid #ff9800;
  display: flex;
  gap: 1rem;
  align-items: center;
}

.paid-notice-icon {
  font-size: 2.5rem;
  flex-shrink: 0;
}

.paid-notice-content {
  flex: 1;
}

.paid-notice-content h4 {
  margin: 0 0 0.5rem 0;
  color: #e65100;
}

.paid-notice-content p {
  margin: 0 0 1rem 0;
  color: #555;
  font-size: 0.95rem;
}

.paid-notice-action {
  display: inline-block;
  background: #ff9800;
  color: white;
  padding: 0.8rem 1.5rem;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s ease;
}

.paid-notice-action:hover {
  background: #f57c00;
  transform: translateY(-2px);
}

/* 側邊欄 */
.blueprint-related-sidebar {
  grid-column: 2;
}

.blueprint-related-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.blueprint-related-item {
  background: white;
  border-radius: 12px;
  padding: 1rem;
  text-decoration: none;
  color: inherit;
  border: 2px solid #eef2f7;
  transition: all 0.3s ease;
}

.blueprint-related-item:hover {
  border-color: #1976d2;
  transform: translateX(4px);
}

.blueprint-related-item h4 {
  margin: 0 0 0.3rem 0;
  font-size: 1rem;
  color: #1a237e;
}

.blueprint-related-item p {
  color: #666;
  font-size: 0.85rem;
  margin-bottom: 0.5rem;
}

/* 升級CTA */
.blueprint-cta-section {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 2px solid var(--neutral-100);
}

.blueprint-cta-card {
  background: linear-gradient(135deg, var(--neutral-800) 0%, #2d3a8c 100%);
  border-radius: 20px;
  padding: 2.5rem;
  text-align: center;
  color: white;
}

.blueprint-cta-card h3 {
  font-size: 1.8rem;
  margin: 0 0 1rem 0;
  color: white;
}

.blueprint-cta-card p {
  font-size: 1.1rem;
  opacity: 0.9;
  margin-bottom: 2rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.blueprint-cta-buttons {
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.blueprint-cta-button {
  padding: 1rem 2rem;
  border-radius: 12px;
  text-decoration: none;
  font-weight: 700;
  font-size: 1rem;
  transition: all 0.3s ease;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.cta-pro {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: white;
  box-shadow: 0 6px 20px rgba(25, 118, 210, 0.3);
}

.cta-elite {
  background: linear-gradient(135deg, var(--elite) 0%, var(--elite-dark) 100%);
  color: white;
  box-shadow: 0 6px 20px rgba(211, 47, 47, 0.3);
}
/* ===== List 頁面 - 付費引導 ===== */

/* 價值主張區 */
.blueprint-value-section {
  max-width: 1200px;
  margin: -2rem auto 2rem auto;
  padding: 0 1.5rem;
  position: relative;
  z-index: 2;
}

.blueprint-value-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

.blueprint-value-card {
  margin-top: 4rem;
  background: white;
  border-radius: 16px;
  padding: 1.8rem;
  text-align: center;
  box-shadow: 0 8px 24px rgba(0,0,0,0.1);
  transition: all 0.4s ease;
  border: 3px solid transparent;
}

.blueprint-value-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 16px 32px rgba(0,0,0,0.15);
}

.value-basic {
  border-color: var(--neutral-200);
}

.value-pro {
  border-color: var(--primary);
  background: linear-gradient(135deg, #f0f7ff 0%, white 100%);
}

.value-elite {
  border-color: var(--elite);
  background: linear-gradient(135deg, #fff0f0 0%, white 100%);
}

.value-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
  display: block;
}

.blueprint-value-card h3 {
  font-size: 1.3rem;
  color: var(--neutral-800);
  margin: 0 0 0.5rem 0;
}

.blueprint-value-card p {
  color: var(--neutral-700);
  margin: 0 0 1rem 0;
  font-size: 0.95rem;
  line-height: 1.5;
}

.value-price {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--secondary);
  margin-top: 0.5rem;
}

.value-pro .value-price {
  color: var(--primary);
}

.value-elite .value-price {
  color: var(--elite);
}

.blueprint-simple-filter {
  background: white;
  border-radius: 16px;
  padding: 1.2rem 1.8rem;
  margin: 0 auto 2rem auto;
  box-shadow: 0 4px 16px rgba(0,0,0,0.08);
  max-width: 800px;
}

/* 升級提示條 */
.blueprint-upgrade-bar {
  background: linear-gradient(90deg, #ff9800 0%, #ffb74d 100%);
  color: white;
  padding: 1rem 1.5rem;
  border-radius: 12px;
  margin: 1.5rem 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  box-shadow: 0 4px 12px rgba(255, 152, 0, 0.3);
}

.upgrade-message {
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

.upgrade-icon {
  font-size: 1.5rem;
}

.upgrade-button {
  background: white;
  color: #ff9800;
  padding: 0.6rem 1.2rem;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s ease;
  white-space: nowrap;
}

.upgrade-button:hover {
  background: #fff3e0;
  transform: translateY(-2px);
}

/* 付費策略標籤 */
.blueprint-free-badge {
  background: #e8f5e9;
  color: #2e7d32;
  padding: 0.2rem 0.6rem;
  border-radius: 12px;
  font-size: 0.8rem;
  font-weight: 600;
}

.blueprint-paid-badge {
  background: #ffebee;
  color: #c62828;
  padding: 0.2rem 0.6rem;
  border-radius: 12px;
  font-size: 0.8rem;
  font-weight: 600;
}

/* 付費策略CTA */
.blueprint-paid-cta {
  border-top: 2px solid #eef2f7;
  padding: 1rem;
  background: #f8f9fa;
}

.paid-cta-content h4 {
  margin: 0 0 0.3rem 0;
  color: #1a237e;
}

.paid-cta-content p {
  margin: 0 0 0.8rem 0;
  color: #666;
  font-size: 0.9rem;
}

.paid-cta-button {
  display: inline-block;
  background: #1976d2;
  color: white;
  padding: 0.6rem 1rem;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9rem;
  transition: all 0.3s ease;
}

.paid-cta-button:hover {
  background: #1565c0;
  transform: translateY(-2px);
}

.blueprint-strategy-card.pro .paid-cta-button {
  background: #ff9800;
}

.blueprint-strategy-card.pro .paid-cta-button:hover {
  background: #f57c00;
}

.blueprint-strategy-card.elite .paid-cta-button {
  background: #d32f2f;
}

.blueprint-strategy-card.elite .paid-cta-button:hover {
  background: #c62828;
}

/* 會員方案 */
.blueprint-pricing-section {
  margin: 3rem 0;
}

.blueprint-pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-top: 1.5rem;
}

.pricing-card {
  background: white;
  border-radius: 16px;
  padding: 2rem;
  border: 3px solid #eef2f7;
  position: relative;
  transition: all 0.3s ease;
}

.pricing-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 24px rgba(0,0,0,0.15);
}

.pricing-card.basic {
  border-color: #90a4ae;
}

.pricing-card.pro {
  border-color: #1976d2;
}

.pricing-card.elite {
  border-color: #d32f2f;
}

.pricing-card.featured {
  transform: scale(1.05);
  border-color: #ff9800;
  box-shadow: 0 8px 20px rgba(255, 152, 0, 0.2);
}

.pricing-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: #ff9800;
  color: white;
  padding: 0.4rem 1rem;
  border-radius: 20px;
  font-size: 0.9rem;
  font-weight: 600;
}

.pricing-header {
  text-align: center;
  margin-bottom: 1.5rem;
}

.pricing-header h3 {
  margin: 0 0 0.5rem 0;
  color: #1a237e;
}

.pricing-price {
  font-size: 2.5rem;
  font-weight: 700;
  color: #1976d2;
}

.pricing-card.pro .pricing-price {
  color: #1976d2;
}

.pricing-card.elite .pricing-price {
  color: #d32f2f;
}

.pricing-period {
  color: #666;
  font-size: 0.9rem;
}

.pricing-features {
  list-style: none;
  padding: 0;
  margin: 0 0 2rem 0;
}

.pricing-features li {
  padding: 0.5rem 0;
  border-bottom: 1px solid #f0f0f0;
  position: relative;
  padding-left: 1.5rem;
}

.pricing-features li:before {
  content: "✓";
  position: absolute;
  left: 0;
  color: #4caf50;
}

.pricing-features li.disabled {
  opacity: 0.5;
}

.pricing-features li.disabled:before {
  content: "✗";
  color: #f44336;
}

.pricing-button {
  display: block;
  text-align: center;
  background: #1976d2;
  color: white;
  padding: 0.8rem;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s ease;
}

.pricing-button:hover {
  background: #1565c0;
  transform: translateY(-2px);
}

.pricing-card.basic .pricing-button {
  background: #90a4ae;
}

.pricing-card.basic .pricing-button:hover {
  background: #78909c;
}

.pricing-button.featured {
  background: #ff9800;
}

.pricing-button.featured:hover {
  background: #f57c00;
}

.pricing-card.elite .pricing-button {
  background: #d32f2f;
}

.pricing-card.elite .pricing-button:hover {
  background: #c62828;
}

.pricing-note {
  text-align: center;
  margin-top: 1.5rem;
  padding: 1rem;
  background: #f0f7ff;
  border-radius: 12px;
  color: #555;
}

/* ===== 長期耐看：閱讀寬度與節奏（追加在檔案最底） ===== */

:root{
  --read-max: 68ch;        /* 正文最佳閱讀寬度 */
  --head-max: 74ch;        /* 標頭稍寬一點 */
  --note-max: 56ch;        /* 前提條件（註解感） */
}

/* Single：外層可寬、內文固定可讀寬 */
.blueprint-content-container{
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 2rem;
}

.blueprint-article-header{
  max-width: var(--head-max);
  margin: 0 auto 2rem auto;
}

.blueprint-article-content-wrapper{
  max-width: var(--head-max);
  margin: 0 auto;
}

.blueprint-article-content{
  max-width: var(--read-max);
  margin: 0 auto 3rem auto;
  font-size: 1.06rem;
  line-height: 1.85;
}

/* 標題/段落節奏：靠留白產生設計感 */
.blueprint-article-title{
  letter-spacing: -0.02em;
}

.blueprint-article-content h2{
  margin-top: 2.2rem;
  margin-bottom: 1rem;
}

.blueprint-article-content h3{
  margin-top: 1.6rem;
  margin-bottom: 0.8rem;
}

.blueprint-article-content p{
  margin-bottom: 1.15rem;
}

/* 前提條件：更窄、更像註解（不搶戲但很精緻） */
.blueprint-prerequisites.compact{
  max-width: var(--note-max);
  margin: 1.2rem auto 1.6rem auto;
  padding: 0.9rem 1.1rem;
  background: transparent;
  border-left: 3px solid rgba(25,118,210,0.35);
  border-radius: 10px;
}

.blueprint-prerequisites.compact h3{
  font-size: 0.98rem;
  margin-bottom: 0.6rem;
  color: #1a237e;
}

.blueprint-prerequisite-tag{
  font-size: 0.82rem;
  padding: 0.25rem 0.65rem;
  border-radius: 999px;
}

/* 上一篇/下一篇：去掉醜 label，只留乾淨卡片 */
.blueprint-article-navigation.blueprint-nav-minimal{
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 2px solid #eef2f7;
}

.blueprint-nav-prev .blueprint-nav-title,
.blueprint-nav-next .blueprint-nav-title{
  font-weight: 600;
}

/* List：安靜的變現入口（只說一次） */
.blueprint-soft-cta{
  max-width: 400px;
  margin: 1.75rem auto 0 auto;
  text-align: center;
  padding: 0.9rem 1rem;
  border-radius: 12px;
  background: #f8f9fa;
  color: #555;
}

.blueprint-soft-cta a{
  text-decoration: none;
  font-weight: 600;
  border-bottom: 1px solid rgba(25,118,210,0.35);
}

.blueprint-soft-cta a:hover{
  border-bottom-color: rgba(25,118,210,0.7);
}



/* 2) 文章內容“紙張底”：讓畫面不空虛 */
.blueprint-article-detail{
  position: relative;
}

.blueprint-article-content-wrapper{
  padding: 1.25rem 1.25rem 0.25rem 1.25rem;
  border-radius: 18px;
  background: rgba(250, 250, 252, 0.92);
  box-shadow: 0 10px 30px rgba(17, 24, 39, 0.06);
  border: 1px solid rgba(17, 24, 39, 0.06);
}

/* 外層的留白再稍微舒服一點 */
.blueprint-article-header{
  padding-bottom: 0.5rem;
}

/* 3) 首段導語（第一段自動變好看） */
.blueprint-article-content > p:first-of-type{
  font-size: 1.15rem;
  line-height: 1.9;
  color: rgba(17, 24, 39, 0.78);
  letter-spacing: -0.01em;
  margin-top: 0.25rem;
  margin-bottom: 1.35rem;
}

/* 4) 章節節點更有“作品感” */
.blueprint-article-content h2{
  margin-top: 2.6rem;
  padding-top: 1.1rem;
  border-top: 1px solid rgba(17, 24, 39, 0.08);
  letter-spacing: -0.02em;
}
.blueprint-article-content h3{
  letter-spacing: -0.01em;
}

/* 5) 引用、code：讓內容自帶質感 */
.blueprint-article-content blockquote{
  margin: 1.3rem 0;
  padding: 0.9rem 1.1rem;
  border-left: 4px solid rgba(25,118,210,0.55);
  background: rgba(25,118,210,0.06);
  border-radius: 12px;
}

.blueprint-article-content pre{
  border-radius: 14px;
  padding: 1rem 1.05rem;
  overflow: auto;
  background: rgba(17, 24, 39, 0.92);
}
.blueprint-article-content code{
  border-radius: 8px;
  padding: 0.15rem 0.35rem;
  background: rgba(17, 24, 39, 0.06);
}

/* 6) 圖片一致呈現（圓角、陰影、間距） */
.blueprint-article-content img{
  display: block;
  max-width: 100%;
  height: auto;
  border-radius: 16px;
  box-shadow: 0 12px 28px rgba(17, 24, 39, 0.10);
  margin: 1.3rem auto;
}

/* 7) Figure / caption（搭配 render hook 自動生成） */
.blueprint-article-content figure{
  margin: 1.5rem auto;
  max-width: 100%;
}
.blueprint-article-content figure img{
  margin: 0 auto;
}
.blueprint-article-content figcaption{
  text-align: center;
  margin-top: 0.55rem;
  font-size: 0.92rem;
  color: rgba(17, 24, 39, 0.62);
}

/* 價值主張卡片動畫 */
.blueprint-value-card {
  animation: cardEnter 0.5s ease-out backwards;
  opacity: 0;
  transform: translateY(20px);
}

.blueprint-value-card:nth-child(1) {
  animation-delay: 0.1s;
  animation-fill-mode: forwards;
}

.blueprint-value-card:nth-child(2) {
  animation-delay: 0.2s;
  animation-fill-mode: forwards;
}

.blueprint-value-card:nth-child(3) {
  animation-delay: 0.3s;
  animation-fill-mode: forwards;
}

/* 策略等級特定樣式 */
.strategy-level-pro {
  border-left: 4px solid var(--primary);
}

.strategy-level-elite {
  border-left: 4px solid var(--danger);
}

/* 等級標籤優化 */
.blueprint-level.level-basic {
  background: linear-gradient(135deg, #e3f2fd 0%, #bbdefb 100%);
  color: var(--primary-dark);
  border: 1px solid #90caf9;
}

.blueprint-level.level-pro {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: white;
  box-shadow: 0 2px 8px rgba(25, 118, 210, 0.3);
}

.blueprint-level.level-elite {
  background: linear-gradient(135deg, var(--danger) 0%, #c62828 100%);
  color: white;
  box-shadow: 0 2px 8px rgba(211, 47, 47, 0.3);
}

/* 策略計數器 */
.blueprint-strategy-count {
  text-align: center;
  color: var(--neutral-700);
  margin-bottom: 1.5rem;
  font-size: 1rem;
  padding: 0 1.5rem;
}

.blueprint-strategy-count span {
  font-weight: 700;
  color: var(--primary);
}

/* 付費策略CTA區塊 */
.blueprint-paid-cta {
  margin-top: 1.2rem;
  padding-top: 1.2rem;
  border-top: 2px dashed var(--neutral-200);
}

.paid-cta-content h4 {
  margin: 0 0 0.5rem 0;
  color: var(--neutral-800);
  font-size: 1rem;
  font-weight: 600;
}

.paid-cta-content p {
  margin: 0 0 1rem 0;
  color: var(--neutral-600);
  font-size: 0.9rem;
  line-height: 1.5;
}

.paid-cta-button {
  display: inline-block;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: white;
  padding: 0.7rem 1.2rem;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9rem;
  transition: all 0.3s ease;
  box-shadow: 0 4px 12px rgba(25, 118, 210, 0.25);
}

.strategy-level-elite .paid-cta-button {
  background: linear-gradient(135deg, var(--danger) 0%, #c62828 100%);
  box-shadow: 0 4px 12px rgba(211, 47, 47, 0.25);
}

.paid-cta-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(25, 118, 210, 0.35);
}

.strategy-level-elite .paid-cta-button:hover {
  box-shadow: 0 6px 16px rgba(211, 47, 47, 0.35);
}

/* 底部CTA轉化區 */
.blueprint-cta-section {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 2px solid var(--neutral-200);
}

.blueprint-cta-card {
  background: linear-gradient(135deg, var(--neutral-800) 0%, #2d3a8c 100%);
  border-radius: 20px;
  padding: 2.5rem;
  text-align: center;
  color: white;
  max-width: 800px;
  margin: 0 auto;
}

.blueprint-cta-card h3 {
  font-size: 1.8rem;
  margin: 0 0 1rem 0;
  color: white;
}

.blueprint-cta-card p {
  font-size: 1.1rem;
  opacity: 0.9;
  margin-bottom: 2rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.6;
}

.blueprint-cta-buttons {
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.blueprint-cta-button {
  padding: 1rem 2rem;
  border-radius: 12px;
  text-decoration: none;
  font-weight: 700;
  font-size: 1rem;
  transition: all 0.3s ease;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.cta-pro {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: white;
}

.cta-elite {
  background: linear-gradient(135deg, var(--danger) 0%, #c62828 100%);
  color: white;
}

.blueprint-cta-button:hover {
  transform: translateY(-4px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

/* 增強篩選器按鈕 */
.blueprint-filter-btn.active {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: white;
  border-color: var(--primary);
  box-shadow: 0 4px 12px rgba(25, 118, 210, 0.3);
}

/* 篩選器滾動條美化 */
.blueprint-filter-row::-webkit-scrollbar-track {
  background: var(--neutral-100);
  border-radius: 4px;
}

.blueprint-filter-row::-webkit-scrollbar-thumb {
  background: var(--neutral-300);
  border-radius: 4px;
}

.blueprint-filter-row::-webkit-scrollbar-thumb:hover {
  background: var(--neutral-400);
}