@import url('https://fonts.googleapis.com/css2?family=Noto+Serif+SC:wght@400;500;600;700&family=Noto+Sans+SC:wght@300;400;500;600&display=swap');

/* ========== 日式色彩系统 ========== */
:root {
  /* 背景色 - 赤白橡 */
  --bg-primary: #d4a574;
  --bg-secondary: #c9956a;
  --bg-light: #e0b68a;
  
  /* 文字色 */
  --text-primary: #4a3728;
  --text-secondary: #6b5344;
  --text-muted: #8a7565;
  --text-light: rgba(74, 55, 40, 0.5);
  
  /* 强调色 - 日本传统色 */
  --accent-beni: #c53d43;      /* 紅 */
  --accent-fuji: #8b81c3;      /* 藤 */
  --accent-asagi: #48929b;     /* 浅葱 */
  --accent-kitsune: #c38743;   /* 狐 */
  --accent-sakura: #fedfe1;    /* 桜 */
  --accent-gold: #c9a063;      /* 金茶 */
  
  /* 线条色 */
  --line-primary: rgba(74, 55, 40, 0.2);
  --line-dark: rgba(74, 55, 40, 0.4);
  
  /* 字体 */
  --font-serif: 'Noto Serif SC', serif;
  --font-sans: 'Noto Sans SC', sans-serif;
  
  /* 圆角 */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
}

/* ========== Reset ========== */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-sans);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.8;
  overflow-x: hidden;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

::selection {
  background: var(--accent-beni);
  color: #fff;
}

::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
  background: var(--text-muted);
  border-radius: 4px;
}

/* ========== 右侧竖排标题 ========== */
.side-title {
  position: fixed;
  right: 40px;
  top: 50%;
  transform: translateY(-50%);
  writing-mode: vertical-rl;
  text-orientation: mixed;
  z-index: 100;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}

.title-main {
  font-family: var(--font-serif);
  font-size: 2.5rem;
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: 0.3em;
}

.title-sub {
  font-size: 0.75rem;
  color: var(--text-muted);
  letter-spacing: 0.2em;
}

/* ========== 装饰元素 ========== */
.deco-circle {
  position: fixed;
  border: 1px solid var(--line-primary);
  border-radius: 50%;
  pointer-events: none;
  z-index: 0;
}

.deco-1 {
  width: 300px;
  height: 300px;
  top: -100px;
  left: -100px;
}

.deco-2 {
  width: 200px;
  height: 200px;
  bottom: 100px;
  right: 150px;
}

.deco-line {
  position: fixed;
  background: var(--line-primary);
  pointer-events: none;
  z-index: 0;
}

.deco-line-1 {
  width: 1px;
  height: 200px;
  top: 0;
  left: 60px;
}

.deco-line-2 {
  width: 100px;
  height: 1px;
  bottom: 60px;
  left: 0;
}

/* ========== 主内容 ========== */
.main-content {
  max-width: 900px;
  margin: 0 auto;
  padding: 60px 40px 60px 80px;
  position: relative;
  z-index: 1;
}

/* ========== 头部 ========== */
.header {
  margin-bottom: 80px;
  padding-bottom: 40px;
  border-bottom: 1px solid var(--line-primary);
}

.header-badge {
  margin-bottom: 24px;
}

.badge-circle {
  width: 60px;
  height: 60px;
  border: 2px solid var(--accent-beni);
  border-radius: 50%;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.badge-circle::before {
  content: '';
  position: absolute;
  top: -2px;
  right: 10px;
  width: 16px;
  height: 16px;
  background: var(--bg-primary);
}

.badge-inner {
  width: 12px;
  height: 12px;
  background: var(--accent-beni);
  border-radius: 50%;
}

.header-info {
  margin-bottom: 32px;
}

.header-title {
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 600;
  margin-bottom: 8px;
  letter-spacing: 0.1em;
}

.header-subtitle {
  font-size: 0.9rem;
  color: var(--text-muted);
  letter-spacing: 0.15em;
}

/* ========== 导航 ========== */
.header-nav {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid var(--line-primary);
  border-radius: var(--radius-sm);
  text-decoration: none;
  color: var(--text-secondary);
  font-size: 0.85rem;
  transition: all 0.3s ease;
}

.nav-num {
  font-family: var(--font-serif);
  font-size: 0.75rem;
  color: var(--text-muted);
}

.nav-item:hover {
  background: rgba(255, 255, 255, 0.2);
  border-color: var(--accent-beni);
  color: var(--text-primary);
}

.nav-item:hover .nav-num {
  color: var(--accent-beni);
}

.nav-external {
  border-color: var(--accent-asagi);
}

.nav-external .nav-num {
  color: var(--accent-asagi);
}

/* ========== Section ========== */
.section {
  margin-bottom: 80px;
}

.section-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 32px;
}

.section-num {
  font-family: var(--font-serif);
  font-size: 0.75rem;
  color: var(--accent-beni);
  letter-spacing: 0.1em;
}

.section-line {
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, var(--accent-beni), transparent);
}

.section-title {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 500;
  letter-spacing: 0.15em;
}

.section-intro {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 32px;
  letter-spacing: 0.1em;
}

/* ========== About Grid ========== */
.about-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.about-item {
  text-align: center;
  padding: 32px 16px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--line-primary);
  border-radius: var(--radius-md);
  transition: all 0.3s ease;
}

.about-item:hover {
  background: rgba(255, 255, 255, 0.1);
  transform: translateY(-4px);
}

.item-circle {
  width: 64px;
  height: 64px;
  margin: 0 auto 20px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.circle-ring {
  position: absolute;
  inset: 0;
  border: 1px solid var(--text-muted);
  border-radius: 50%;
}

.circle-ring::before {
  content: '';
  position: absolute;
  top: -1px;
  right: 8px;
  width: 12px;
  height: 12px;
  background: var(--bg-primary);
}

.item-circle i {
  font-size: 1.25rem;
  color: var(--text-primary);
}

.item-content h3 {
  font-family: var(--font-serif);
  font-size: 1rem;
  margin-bottom: 12px;
  letter-spacing: 0.1em;
}

.item-content p {
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ========== Wealth Grid ========== */
.wealth-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 32px;
}

.wealth-card {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--line-primary);
  border-radius: var(--radius-md);
  padding: 24px;
  transition: all 0.3s ease;
}

.wealth-card:hover {
  background: rgba(255, 255, 255, 0.12);
  transform: translateY(-4px);
}

.card-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.card-badge {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif);
  font-size: 0.75rem;
  font-weight: 600;
  color: #fff;
}

.card-badge-1 { background: var(--accent-beni); }
.card-badge-2 { background: var(--accent-fuji); }
.card-badge-3 { background: var(--accent-asagi); }

.card-stage {
  font-size: 0.75rem;
  color: var(--text-muted);
  letter-spacing: 0.1em;
}

.card-title {
  font-family: var(--font-serif);
  font-size: 1rem;
  line-height: 1.6;
  margin-bottom: 12px;
  letter-spacing: 0.05em;
}

.card-line {
  width: 40px;
  height: 2px;
  background: var(--line-dark);
  margin-bottom: 16px;
}

.card-list {
  list-style: none;
  margin-bottom: 20px;
}

.card-list li {
  font-size: 0.8rem;
  color: var(--text-secondary);
  padding-left: 16px;
  position: relative;
  margin-bottom: 8px;
  line-height: 1.5;
}

.card-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 4px;
  height: 4px;
  background: var(--text-muted);
  border-radius: 50%;
}

.card-result {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-sm);
}

.result-label {
  font-size: 0.7rem;
  color: var(--text-muted);
}

.result-value {
  font-family: var(--font-serif);
  font-size: 0.85rem;
  color: var(--accent-beni);
  font-weight: 500;
}

/* ========== Insight Box ========== */
.insight-box {
  display: flex;
  gap: 20px;
  padding: 24px;
  background: rgba(197, 61, 67, 0.08);
  border: 1px solid rgba(197, 61, 67, 0.2);
  border-radius: var(--radius-md);
}

.insight-mark {
  width: 40px;
  height: 40px;
  background: var(--accent-beni);
  color: #fff;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif);
  font-size: 0.9rem;
  flex-shrink: 0;
}

.insight-content {
  font-size: 0.9rem;
  line-height: 1.8;
}

.insight-content strong {
  color: var(--accent-beni);
}

.insight-goal {
  margin-top: 8px;
  color: var(--text-secondary);
}

.highlight {
  color: var(--accent-beni);
  font-weight: 600;
}

/* ========== Daily Grid ========== */
.daily-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-bottom: 48px;
}

.daily-card {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--line-primary);
  border-radius: var(--radius-md);
  padding: 28px;
}

.daily-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 16px;
}

.daily-icon {
  width: 48px;
  height: 48px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.daily-icon .circle-ring::before {
  width: 10px;
  height: 10px;
  right: 6px;
}

.daily-icon i {
  font-size: 1.1rem;
  color: var(--text-primary);
}

.daily-header h3 {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  letter-spacing: 0.1em;
}

.daily-intro {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 20px;
}

/* Tool List */
.tool-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
  margin-bottom: 24px;
}

.tool-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--line-primary);
  border-radius: var(--radius-sm);
  text-decoration: none;
  color: var(--text-secondary);
  font-size: 0.8rem;
  transition: all 0.3s ease;
}

.tool-icon {
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
}

.tool-item:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: var(--accent-asagi);
  color: var(--text-primary);
}

.tool-item:hover .tool-icon {
  color: var(--accent-asagi);
}

/* Daily Targets */
.daily-targets {
  display: flex;
  justify-content: space-between;
  padding-top: 20px;
  border-top: 1px solid var(--line-primary);
}

.target-item {
  text-align: center;
}

.target-value {
  display: block;
  font-family: var(--font-serif);
  font-size: 1.1rem;
  color: var(--accent-beni);
  font-weight: 500;
}

.target-label {
  font-size: 0.7rem;
  color: var(--text-muted);
}

/* Tech List */
.tech-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.tech-item {
  display: flex;
  align-items: center;
  gap: 16px;
}

.tech-name {
  width: 80px;
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.tech-bar {
  flex: 1;
  height: 6px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 3px;
  overflow: hidden;
}

.tech-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent-beni), var(--accent-fuji));
  border-radius: 3px;
  transition: width 1s ease;
}

/* Special styling for Next.js */
.tech-item[data-tech="nextjs"] .tech-name {
  color: #000000;
  font-weight: 600;
}

.tech-item[data-tech="nextjs"] .tech-name::before {
  content: '★ ';
  color: #000000;
}

.tech-item[data-tech="nextjs"] .tech-fill {
  background: #000000;
}

/* SEO重点关注区域 */
.seo-focus {
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--line-primary);
}

.seo-focus h4 {
  font-family: var(--font-serif);
  font-size: 0.95rem;
  color: var(--accent-beni);
  margin-bottom: 16px;
  letter-spacing: 0.1em;
}

/* Next.js 专项学习区域 */
.next-focus {
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--line-primary);
}

.next-focus h4 {
  font-family: var(--font-serif);
  font-size: 0.95rem;
  color: var(--accent-beni);
  margin-bottom: 16px;
  letter-spacing: 0.1em;
}

.focus-list {
  list-style: none;
}

.focus-list li {
  font-size: 0.8rem;
  color: var(--text-secondary);
  padding-left: 16px;
  position: relative;
  margin-bottom: 8px;
  line-height: 1.5;
}

.focus-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 4px;
  height: 4px;
  background: var(--accent-asagi);
  border-radius: 50%;
}

/* AI使用技巧部分 */
.ai-tips-section {
  margin-top: 48px;
}

.tips-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.tips-card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--line-primary);
  border-radius: var(--radius-md);
  padding: 24px;
  transition: all 0.3s ease;
}

.tips-card:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--accent-asagi);
  transform: translateY(-2px);
}

.tips-icon {
  width: 48px;
  height: 48px;
  background: rgba(72, 146, 155, 0.1);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  color: var(--accent-asagi);
  font-size: 1.3rem;
}

.tips-card h4 {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  margin-bottom: 20px;
  color: var(--text-primary);
  letter-spacing: 0.05em;
}

.tips-list {
  list-style: none;
}

.tips-list li {
  margin-bottom: 20px;
  padding-bottom: 20px;
  border-bottom: 1px solid rgba(74, 55, 40, 0.1);
}

.tips-list li:last-child {
  margin-bottom: 0;
  padding-bottom: 0;
  border-bottom: none;
}

.tips-list strong {
  display: block;
  font-size: 0.9rem;
  color: var(--accent-beni);
  margin-bottom: 8px;
  font-weight: 500;
}

.tips-list p {
  font-size: 0.8rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 10px;
}

.prompt-example {
  display: block;
  background: rgba(74, 55, 40, 0.05);
  border: 1px solid var(--line-primary);
  border-left: 3px solid var(--accent-beni);
  padding: 10px 12px;
  font-size: 0.75rem;
  color: var(--text-muted);
  font-family: 'Courier New', monospace;
  border-radius: var(--radius-sm);
  word-break: break-all;
  margin-top: 8px;
}

/* ========== 学习路径表格 ========== */
.learning-path-table {
  margin-bottom: 32px;
  overflow-x: auto;
}

.path-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  background: rgba(255, 255, 255, 0.03);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.path-table th {
  background: rgba(74, 55, 40, 0.1);
  padding: 16px;
  text-align: left;
  font-family: var(--font-serif);
  font-size: 0.9rem;
  color: var(--text-primary);
  letter-spacing: 0.05em;
  border-bottom: 1px solid var(--line-primary);
}

.path-table td {
  padding: 16px;
  border-bottom: 1px solid rgba(74, 55, 40, 0.05);
  vertical-align: top;
}

.path-table tr:last-child td {
  border-bottom: none;
}

.path-table tr:hover {
  background: rgba(255, 255, 255, 0.02);
}

.stage-cell {
  display: flex;
  align-items: center;
  gap: 12px;
}

.stage-number {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  background: var(--accent-beni);
  color: #fff;
  border-radius: 50%;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 0.85rem;
}

.stage-name {
  font-family: var(--font-serif);
  font-weight: 500;
  color: var(--text-primary);
}

.goal-cell {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

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

.content-list li {
  position: relative;
  padding-left: 16px;
  margin-bottom: 8px;
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.content-list li:last-child {
  margin-bottom: 0;
}

.content-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 4px;
  height: 4px;
  background: var(--accent-asagi);
  border-radius: 50%;
}

.project-cell {
  text-align: center;
}

.project-tag {
  display: inline-block;
  padding: 6px 12px;
  background: rgba(72, 146, 155, 0.1);
  color: var(--accent-asagi);
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  font-weight: 500;
  white-space: nowrap;
}

/* ========== 学习要点卡片 ========== */
.learning-highlights {
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid var(--line-primary);
}

.learning-highlights h4 {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  color: var(--text-primary);
  margin-bottom: 24px;
  letter-spacing: 0.05em;
}

.highlights-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.highlight-item {
  display: flex;
  gap: 16px;
  padding: 24px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--line-primary);
  border-radius: var(--radius-md);
  transition: all 0.3s ease;
}

.highlight-item:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--accent-asagi);
  transform: translateY(-2px);
}

.highlight-item i {
  width: 40px;
  height: 40px;
  background: rgba(72, 146, 155, 0.1);
  color: var(--accent-asagi);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.highlight-item h5 {
  font-family: var(--font-serif);
  font-size: 1rem;
  color: var(--text-primary);
  margin-bottom: 8px;
  letter-spacing: 0.05em;
}

.highlight-item p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* 响应式设计 */
@media (max-width: 768px) {
  .path-table {
    font-size: 0.8rem;
  }

  .path-table th,
  .path-table td {
    padding: 12px 8px;
  }

  .stage-cell {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .highlights-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .highlight-item {
    padding: 16px;
  }
}

@media (max-width: 600px) {
  .learning-highlights {
    margin-top: 32px;
    padding-top: 24px;
  }

  .path-table {
    display: block;
  }

  .path-table thead {
    display: none;
  }

  .path-table tbody,
  .path-table tr,
  .path-table td {
    display: block;
    width: 100%;
  }

  .path-table tr {
    margin-bottom: 16px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--line-primary);
    border-radius: var(--radius-md);
    padding: 16px;
  }

  .path-table td {
    border-bottom: none;
    padding: 8px 0;
  }

  .path-table td::before {
    content: attr(data-label);
    display: block;
    font-family: var(--font-serif);
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 4px;
  }
}

/* ========== Quotes ========== */
.section-belief {
  text-align: center;
}

.quotes-grid {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
}

.quote-item {
  padding: 40px 60px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--line-primary);
  border-radius: var(--radius-md);
  position: relative;
  max-width: 400px;
  transition: all 0.3s ease;
}

.quote-item:hover {
  background: rgba(255, 255, 255, 0.12);
  transform: scale(1.02);
}

.quote-main {
  background: rgba(201, 160, 99, 0.1);
  border-color: rgba(201, 160, 99, 0.3);
}

.quote-mark {
  font-family: var(--font-serif);
  font-size: 4rem;
  color: var(--accent-gold);
  opacity: 0.3;
  position: absolute;
  top: 10px;
  left: 20px;
  line-height: 1;
}

.quote-text {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  letter-spacing: 0.15em;
  line-height: 1.8;
}

.quote-main .quote-text {
  font-size: 1.5rem;
}

.quote-line {
  width: 40px;
  height: 2px;
  background: var(--accent-gold);
  margin: 20px auto 0;
}

/* ========== Footer ========== */
.footer {
  text-align: center;
  padding-top: 40px;
}

.footer-line {
  width: 60px;
  height: 1px;
  background: var(--line-dark);
  margin: 0 auto 24px;
}

.footer-text {
  font-size: 0.85rem;
  color: var(--text-muted);
  letter-spacing: 0.15em;
  margin-bottom: 8px;
}

.footer-copy {
  font-size: 0.75rem;
  color: var(--text-light);
  letter-spacing: 0.1em;
}

/* ========== Knowledge Block ========== */
.knowledge-block {
  margin-bottom: 40px;
}

.block-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
}

.block-icon {
  width: 40px;
  height: 40px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.block-icon .circle-ring::before {
  width: 8px;
  height: 8px;
  right: 5px;
}

.block-icon i {
  font-size: 1rem;
  color: var(--text-primary);
}

.block-header h3 {
  font-family: var(--font-serif);
  font-size: 1rem;
  letter-spacing: 0.1em;
}

.knowledge-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.knowledge-card {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--line-primary);
  border-radius: var(--radius-md);
  padding: 24px;
  transition: all 0.3s ease;
}

.knowledge-card:hover {
  background: rgba(255, 255, 255, 0.1);
  transform: translateY(-4px);
}

.kcard-num {
  font-family: var(--font-serif);
  font-size: 0.7rem;
  color: var(--accent-beni);
  margin-bottom: 12px;
  letter-spacing: 0.1em;
}

.knowledge-card h4 {
  font-family: var(--font-serif);
  font-size: 1rem;
  margin-bottom: 8px;
  letter-spacing: 0.05em;
}

.knowledge-card > p {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 16px;
  line-height: 1.6;
}

.knowledge-card ul {
  list-style: none;
}

.knowledge-card ul li {
  font-size: 0.8rem;
  color: var(--text-secondary);
  padding-left: 14px;
  position: relative;
  margin-bottom: 6px;
  line-height: 1.5;
}

.knowledge-card ul li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 4px;
  height: 4px;
  background: var(--accent-asagi);
  border-radius: 50%;
}

/* Resource Grid */
.resource-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.resource-category {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--line-primary);
  border-radius: var(--radius-md);
  padding: 24px;
}

.resource-title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-serif);
  font-size: 0.95rem;
  margin-bottom: 20px;
  letter-spacing: 0.05em;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line-primary);
}

.rtitle-icon {
  width: 28px;
  height: 28px;
  background: rgba(197, 61, 67, 0.1);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-beni);
  font-size: 0.8rem;
}

.resource-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.resource-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  text-decoration: none;
  transition: all 0.3s ease;
}

.resource-item:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--accent-asagi);
}

.resource-icon {
  width: 32px;
  height: 32px;
  background: rgba(72, 146, 155, 0.1);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-asagi);
  font-size: 0.9rem;
  flex-shrink: 0;
}

.resource-info {
  flex: 1;
  min-width: 0;
}

.resource-name {
  display: block;
  font-size: 0.85rem;
  color: var(--text-primary);
  margin-bottom: 2px;
}

.resource-desc {
  display: block;
  font-size: 0.7rem;
  color: var(--text-muted);
}

.resource-arrow {
  color: var(--text-muted);
  font-size: 0.75rem;
  opacity: 0;
  transform: translateX(-4px);
  transition: all 0.3s ease;
}

.resource-item:hover .resource-arrow {
  opacity: 1;
  transform: translateX(0);
  color: var(--accent-asagi);
}

/* ========== Quotes Extra ========== */
.quotes-extra {
  margin-top: 40px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.quote-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.quote-small {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--line-primary);
  border-radius: var(--radius-md);
  padding: 24px;
  position: relative;
  transition: all 0.3s ease;
}

.quote-small:hover {
  background: rgba(255, 255, 255, 0.1);
  transform: translateY(-2px);
}

.qs-mark {
  font-family: var(--font-serif);
  font-size: 2.5rem;
  color: var(--accent-gold);
  opacity: 0.25;
  position: absolute;
  top: 8px;
  left: 16px;
  line-height: 1;
}

.quote-small p {
  font-family: var(--font-serif);
  font-size: 0.95rem;
  letter-spacing: 0.08em;
  line-height: 1.8;
  margin-bottom: 12px;
  padding-left: 20px;
}

.qs-source {
  display: block;
  font-size: 0.75rem;
  color: var(--text-muted);
  text-align: right;
}

/* ========== Classic Text ========== */
.classic-text {
  margin-top: 48px;
  background: rgba(201, 160, 99, 0.08);
  border: 1px solid rgba(201, 160, 99, 0.25);
  border-radius: var(--radius-lg);
  padding: 40px;
  position: relative;
  overflow: hidden;
}

.classic-text::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: linear-gradient(to bottom, var(--accent-gold), var(--accent-beni));
}

.classic-header {
  display: flex;
  align-items: baseline;
  gap: 16px;
  margin-bottom: 28px;
  padding-bottom: 20px;
  border-bottom: 1px solid rgba(201, 160, 99, 0.2);
}

.classic-title {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: 0.2em;
}

.classic-author {
  font-family: var(--font-serif);
  font-size: 0.9rem;
  color: var(--accent-gold);
  letter-spacing: 0.1em;
}

.classic-content {
  text-align: justify;
}

.classic-content p {
  font-family: var(--font-serif);
  font-size: 0.95rem;
  line-height: 2.2;
  color: var(--text-secondary);
  margin-bottom: 16px;
  text-indent: 2em;
  letter-spacing: 0.05em;
}

.classic-content p:first-child {
  text-indent: 0;
  font-size: 1.1rem;
  color: var(--text-primary);
  font-weight: 500;
  margin-bottom: 20px;
}

.classic-content p:last-child {
  margin-bottom: 0;
}

/* ========== Belief Core ========== */
.belief-core {
  margin-top: 48px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.belief-item {
  background: rgba(197, 61, 67, 0.06);
  border: 1px solid rgba(197, 61, 67, 0.15);
  border-radius: var(--radius-md);
  padding: 24px 16px;
  text-align: center;
  transition: all 0.3s ease;
}

.belief-item:hover {
  background: rgba(197, 61, 67, 0.1);
  transform: translateY(-4px);
}

.belief-num {
  display: block;
  font-family: var(--font-serif);
  font-size: 1.5rem;
  color: var(--accent-beni);
  margin-bottom: 12px;
}

.belief-item p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  letter-spacing: 0.05em;
}

/* ========== Responsive ========== */
@media (max-width: 900px) {
  .side-title {
    display: none;
  }
  
  .main-content {
    padding: 40px 24px;
  }
  
  .about-grid,
  .wealth-grid {
    grid-template-columns: 1fr;
  }
  
  .daily-grid {
    grid-template-columns: 1fr;
  }
  
  .knowledge-grid {
    grid-template-columns: 1fr;
  }
  
  .resource-grid {
    grid-template-columns: 1fr;
  }
  
  .quote-row {
    grid-template-columns: 1fr;
  }
  
  .belief-core {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 600px) {
  .header-nav {
    flex-direction: column;
  }
  
  .nav-item {
    justify-content: center;
  }
  
  .deco-circle,
  .deco-line {
    display: none;
  }
  
  .tool-list {
    grid-template-columns: 1fr;
  }
  
  .daily-targets {
    flex-direction: column;
    gap: 16px;
  }
  
  .quote-item {
    padding: 32px 40px;
  }
  
  .quote-text {
    font-size: 1.1rem;
  }
  
  .quote-main .quote-text {
    font-size: 1.25rem;
  }
  
  .belief-core {
    grid-template-columns: 1fr;
  }
  
  .quote-small p {
    font-size: 0.85rem;
  }

  .tips-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
}