body {
    margin: 0;
    font-family: 'Figtree', sans-serif;
    background-color: #f7f9fc;
    color: #1a1a1a;
  }

  .solution-container {
    display: flex;

  }

  .solution-hero {
    background: linear-gradient(135deg, #46ad76, #48a36e);
    color: #ffffff;
    text-align: center;
    padding: 80px 24px 60px;
  }

  .solution-hero h1 {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 16px;
  }

  .solution-hero p {
    font-size: 16px;
    font-weight: 400;
    line-height: 1.6;
    max-width: 700px;
    margin: 0 auto;
  }

  .solution-sidebar {
    position: sticky;
    top: 0;
    align-self: flex-start;
    width: 320px;
    height: 100vh;
    background-color: #ffffff;
    padding: 32px 24px;
    border-right: 1px solid #e0e0e0;
    box-sizing: border-box;
  }

  .solution-sidebar h2 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 8px;
  }

  .solution-sidebar p {
    font-size: 14px;
    color: #777;
    margin-bottom: 24px;
    line-height: 1.4;
  }

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

  .solution-nav li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 12px;
    margin-bottom: 12px;
    border-radius: 12px;
    cursor: pointer;
    transition: background-color 0.2s ease;
  }

  .solution-nav li:hover {
    background-color: #f0f4ff;
  }

  .solution-nav li.active {
    background-color: #e5e9ff;
  }

  .solution-nav li strong {
    font-size: 15px;
    display: block;
    margin-bottom: 4px;
  }

  .solution-nav li p {
    font-size: 13px;
    color: #555;
    margin: 0;
    line-height: 1.4;
  }

  .solution-nav .icon {
    font-size: 20px;
    margin-top: 4px;
    flex-shrink: 0;
  }

  .solution-detail {
    flex: 1;
    padding: 48px;
  }

  .solution-header {
    background-color: #f6f9ff;
    padding: 30px 24px 10px;
    border-radius: 12px;
  }

  .solution-header .icon-and-title {
    display: flex;
    align-items: start;
    gap: 12px;
    font-size: 1.75rem;
    font-weight: 700;
  }

  .solution-header .icon {
    font-size: 1.8rem;
  }

  .solution-header .subtitle {
    margin-top: 12px;
    font-size: 1.1rem;
    color: #444;
  }

  .solution-overview {
    padding: 40px 24px;
    border-radius: 12px;
  }


  .solution-overview h2 {
    border-left: 4px solid #4c6ef5;
    padding-left: 12px;
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 16px;
  }

  .solution-overview p {
    font-size: 1rem;
    color: #333;
    line-height: 1.6;
    margin-bottom: 12px;
  }

  .solution-features {
    padding: 40px 24px;
    margin-top: 20px;
  }

  .solution-features h2 {
    border-left: 4px solid #4c6ef5;
    padding-left: 12px;
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 24px;
  }

  .section-block {
    padding: 40px 24px;
    border-radius: 12px;
  }


  .feature-cards {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
  }

  .feature-card {
    flex: 1 1 250px;
    background-color: #ffffff;
    border-radius: 12px;
    padding: 20px;
    border: 1px solid #e0e6f0;
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.04);
  }

  .feature-card h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 12px;
  }

  .feature-card p {
    font-size: 0.95rem;
    line-height: 1.5;
    color: #333;
  }

  .design-process {
    padding: 3rem 2rem;
    margin: 0 auto;
  }

  .design-process h2 {
    font-size: 24px;
    color: #1a1a1a;
    border-left: 4px solid #5b6ee1;
    padding-left: 10px;
    margin-bottom: 2rem;
    font-weight: 600;
  }

  .process-card {
    background: #f9f9fb;
    border-radius: 10px;
    margin-bottom: 2rem;
  }

  .process-card h3 {
    margin-bottom: 1rem;
    font-size: 20px;
    color: #222;
  }

  .process-card p {
    line-height: 1.6;
    color: #444;
    font-size: 15px;
  }

  .how-might-we-box {
    background: linear-gradient(135deg, #6366f1, #7c3aed);
    color: white;
    padding: 1rem 1.2rem;
    border-radius: 10px;
    line-height: 1.6;
    font-size: 16px;
    margin-top: 1rem;
  }

  .implementation,
  .metrics {
    padding: 3rem 2rem;
    margin: 0 auto;
  }

  .implementation h2,
  .metrics h2 {
    font-size: 24px;
    color: #1a1a1a;
    border-left: 4px solid #5b6ee1;
    padding-left: 10px;
    margin-bottom: 1rem;
  }

  .implementation p,
  .metrics p {
    color: #444;
    font-size: 15px;
    line-height: 1.6;
  }

  .metric-list {
    margin-top: 1rem;
    padding-left: 1rem;
    list-style: none;
  }

  .metric-list li {
    margin-bottom: 1rem;
    border-left: 3px solid #4ade80;
    padding-left: 0.8rem;
    font-size: 15px;
    color: #333;
  }

  .metric-title {
    font-weight: 600;
    color: #111;
  }

  html {
    scroll-behavior: smooth;
  }

  .solution-nav li[data-target] {
    scroll-margin-top: 100px;
  }

  .solution-nav li[data-target]:hover {
    background-color: #dce7fd;
  }


  .design-decisions {
    background-color: #f9fafb;
  }
  
  .design-decisions .container {
    margin: 0 auto;
    padding:48px 32px;
  }
  
  .design-decisions h2 {
    font-size: 24px;
    margin-bottom: 24px;
    border-left: 4px solid #5b6bff;
    padding-left: 12px;
    color: #111827;
    font-weight: 600;
  }
  
  .design-decisions p {
    margin-bottom: 40px;
    color: #4b5563;
    line-height: 1.6;
  }
  
  .decision-cards {
    display: flex;
    flex-wrap: wrap;
    gap: 24px;
  }
  
  .decision-card {
    flex: 1 1 calc(50% - 12px);
    background-color: #ffffff;
    padding: 24px;
    border-radius: 12px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.06);
    border: 1px solid #e5e7eb;
  }
  
  .decision-card h3 {
    font-size: 1.1rem;
    margin-bottom: 12px;
    color: #111827;
  }
  
  .decision-card p {
    font-size: 0.95rem;
    color: #374151;
    line-height: 1.5;
  }

  .metrics.chatbot {
    padding: 3rem 2rem;
    max-width: 800px;
    margin: 0 auto;
  }
  
  .metrics.chatbot h2 {
    font-size: 24px;
    color: #1a1a1a;
    border-left: 4px solid #5b6ee1;
    padding-left: 10px;
    margin-bottom: 1rem;
  }
  
  .failure-list {
    list-style: none;
    padding-left: 1rem;
    margin-top: 1.5rem;
  }
  
  .failure-list li {
    background-color: #ffffff;
    padding: 1rem;
    margin-bottom: 1rem;
    border-radius: 8px;
    font-size: 15px;
    line-height: 1.5;
    color: #333;
  }
  
  .section-block h2 {
    font-size: 24px;
    color: #1a1a1a;
    padding-left: 10px;
    margin-bottom: 1.5rem;
    font-weight: 600;
    border-left: 4px solid #5b6ee1; /* 요 줄이 중요해! */
  }

  .implication-item {
    background: linear-gradient(to right, #6366f1, #8b5cf6);
    padding: 1.5rem;
    margin: 2rem auto;
    border-radius: 10px;
    color: #ffffff !important;
  }
  
  .implication-item h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 1rem;
  }
  
  .implication-item p {
    font-size: 15px;
    line-height: 1.6;
    margin-bottom: 0.8rem;
  }
  .ideal-chatbot {
    margin: 0;
    padding: 3rem 2rem 0rem;
  }
  
  .ideal-chatbot h2 {
    font-size: 24px;
    color: #1a1a1a;
    font-weight: 600;
    border-left: 4px solid #5b6ee1;
    padding-left: 10px;
    margin-bottom: 1rem;
  }
  
  .section-description {
    font-size: 15px;
    color: #444;
    margin-bottom: 2rem;
  }
  
  .capability-subheading {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 0.3rem;
  }
  
  .capability-intro {
    font-size: 15px;
    color: #444;
    margin-bottom: 1.5rem;
  }
  
  .capability-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
  }
  
  .capability-card {
    background-color: #ffffff;
    border-radius: 10px;
    padding: 1.5rem;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.04);
  }
  
  .capability-number {
    background-color: #7c3aed;
    color: #fff;
    font-weight: 700;
    font-size: 14px;
    padding: 4px 12px;
    display: inline-block;
    border-radius: 50px;
    margin-bottom: 0.8rem;
  }
  
  .capability-card h5 {
    font-size: 16px;
    font-weight: 600;
    color: #1a1a1a;
    margin-bottom: 0.5rem;
  }
  
  .capability-card p {
    font-size: 14px;
    line-height: 1.6;
    color: #444;
  }

  .chatbot-comparison {
    padding: 3rem 2rem;
  }
  
  .free-form h4 {
    font-size: 16px;
    font-weight: 600;
    border-left: 4px solid #10b981;
    padding-left: 10px;
    margin-bottom: 0.6rem;
  }
  
  .free-form p {
    font-size: 15px;
    color: #444;
    margin-bottom: 2rem;
  }
  
  .comparison-title {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 1rem;
  }
  
  .comparison-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
  }
  
  .comparison-box {
    flex: 1 1 380px;
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.04);
  }
  
  .comparison-box h5 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 1rem;
  }
  
  .comparison-box ul {
    list-style: none;
    padding-left: 0;
  }
  
  .comparison-box li {
    font-size: 14px;
    color: #444;
    margin-bottom: 0.75rem;
    line-height: 1.5;
  }
  
  .comparison-box.current {
    background-color: #fff7ed;
    border: 2px solid #fbbf24;
  }
  
  .comparison-box.current h5 {
    color: #b45309;
  }
  
  .comparison-box.ideal {
    background-color: #f0fdf4;
    border: 2px solid #34d399;
  }
  
  .comparison-box.ideal h5 {
    color: #047857;
  }
  
  .web-content {
  padding: 60px 20px;
  max-width: 900px;
  margin: 0 auto;
  line-height: 1.8;
  color: #333;
}

.web-content h2 {
  font-size: 24px;
  font-weight: bold;
  margin-bottom: 1rem;
  border-bottom: 2px solid #ccc;
  padding-bottom: 0.5rem;
}

.web-content h3 {
  font-size: 1.3rem;
  margin-top: 2rem;
  font-weight: 600;
}

.web-content p {
  margin: 1rem 0;
}

.styled-list {
  margin-left: 1rem;
  padding-left: 1rem;
}

.styled-list li {
  margin-bottom: 0.8rem;
  list-style-type: disc;
}

.chatbot-testing {
  margin: 0 auto;
  padding: 60px 24px;
}

/* Style Guide Card Grid */
.styleguide-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  margin-top: 24px;
}

/* Individual Card */
.styleguide-card {
  background-color: #ffffff;
  border-radius: 12px;
  padding: 24px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.04);
  border: 1px solid #e5e7eb;
}

/* Header Number Badge */
.styleguide-card .number-tag {
  display: inline-block;
  background-color: #7c3aed;
  color: white;
  font-weight: 600;
  padding: 4px 10px;
  font-size: 14px;
  border-radius: 50px;
  margin-bottom: 12px;
}

/* Heading & List */
.styleguide-card h3 {
  font-size: 1.1rem;
  margin-bottom: 12px;
  color: #111827;
  font-weight: 600;
}

.styleguide-card ul {
  padding-left: 20px;
  list-style: disc;
}

.styleguide-card li {
  font-size: 14px;
  color: #374151;
  margin-bottom: 8px;
  line-height: 1.5;
}

/* Light green box */
.accessibility-box {
  background-color: #ecfdf5;
  padding: 20px;
  border-radius: 10px;
  margin-bottom: 32px;
}

.accessibility-box h3 {
  font-size: 16px;
  font-weight: 600;
  color: #047857;
  margin-bottom: 12px;
}

/* Callout inside WCAG card */
.light-callout {
  background-color: #d1fae5;
  border-radius: 8px;
  padding: 12px;
  font-size: 14px;
  margin-top: 16px;
  color: #065f46;
}

/* Best practices grid */
.accessibility-best-grid {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-top: 24px;
}

.accessibility-row {
  display: flex;
  flex-direction: row;
  background-color: #ffffff;
  border-radius: 10px;
  padding: 20px;
  gap: 24px;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.04);
  align-items: center; /* 이 줄 추가! */
}

.accessibility-row .left,
.accessibility-row .right {
  flex: 1;
  font-size: 14px;
  line-height: 1.6;
  color: #374151;
}



.accessibility-row .left strong {
  font-size: 15px;
  color: #111827;
}

.widget-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
  margin-top: 40px;
}

.widget-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 24px;
  background-color: #ffffff;
  border-radius: 12px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.04);
  height: 100%;
}

.widget-card h3 {

  font-size: 18px;
  font-weight: 600;
  margin-bottom: 12px;
  padding-bottom: 4px;
}

.use-case-box {
  background-color: #f7f9fc;
  padding: 16px;
  border-radius: 6px;
  font-size: 14px;
  margin-top: 16px;
  color: #1a1a1a;
}

.next-steps {
  background-color: #f9fafb;
  padding: 60px 20px;
}

.section-title {
  font-size: 28px;
  font-weight: 700;
  color: #1a1a1a;
  margin-bottom: 12px;
  border-left: 4px solid #3b82f6;
  padding-left: 12px;
}

.section-description {
  font-size: 16px;
  line-height: 1.6;
  margin-bottom: 24px;
  color: #4b5563;
}

.recommended-title {
  font-weight: 600;
  margin-bottom: 20px;
  color: #1a1a1a;
}

.steps-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
}

.step-card {
  display: flex;
  align-items: flex-start;
  background-color: #ffffff;
  border-radius: 12px;
  padding: 24px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.04);
  flex: 1 1 260px;
  max-width: 400px;
}

.step-number {
  background-color: #22c55e;
  color: #ffffff;
  font-weight: bold;
  border-radius: 9999px;
  padding: 8px 14px;
  font-size: 14px;
  margin-right: 16px;
  flex-shrink: 0;
}

.step-content h3 {
  font-size: 18px;
  margin: 0 0 6px;
  color: #111827;
}

.step-content p {
  font-size: 14px;
  color: #374151;
  margin: 0;
  line-height: 1.5;
}

.process-card ul {
  padding-left: 1.2rem;
  margin-top: 1rem;
  list-style-type: disc;
}

.process-card li {
  margin-bottom: 1rem;
  font-size: 15px;
  line-height: 1.6;
  color: #333;
}


.image-caption {
  width: 100%;
  text-align: center;
  margin-top: 12px;
  font-size: 13px;
  color: #555;
}

.image-comparison {
  display: flex;
  flex-direction: row;
  justify-content: center;
  gap: 24px;
  margin-top: 2rem;
  align-items: stretch; 
}

.image-comparison img {
  height: 400px;
  object-fit: contain; 
  border-radius: 8px;
}