* { box-sizing: border-box; min-width: 0; }
  html, body {
    margin: 0; padding: 0;
    background: #f8fafc; color: #0f172a;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Noto Sans KR", "Noto Sans JP", sans-serif;
    line-height: 1.65;
    -webkit-text-size-adjust: 100%;
  }
  h1, h2, h3, p, li, td, th, span, a, code, blockquote, div {
    overflow-wrap: anywhere;
    word-break: keep-all;
  }
  .container {
    max-width: 820px;
    margin: 0 auto;
    padding: 36px 14px 72px;
  }
  header[role="banner"] {
    background: linear-gradient(135deg, #0f172a 0%, #1e3a8a 100%);
    color: #ffffff;
    padding: 24px 18px;
    border-radius: 18px;
    margin-bottom: 20px;
  }
  header[role="banner"] h1 {
    margin: 8px 0 10px;
    font-size: 1.45rem;
    line-height: 1.35;
  }
  .badge {
    display: inline-block;
    white-space: normal;
    overflow-wrap: anywhere;
    max-width: 100%;
    padding: 4px 10px;
    border-radius: 999px;
    font-size: 0.8rem;
    font-weight: 700;
    background: rgba(255,255,255,0.18);
    color: #fff;
    margin-bottom: 6px;
  }
  .step-badge {
    display: inline-block;
    white-space: normal;
    overflow-wrap: anywhere;
    max-width: 100%;
    padding: 4px 10px;
    border-radius: 8px;
    font-size: 0.78rem;
    font-weight: 700;
    background: #dbeafe;
    color: #1e40af;
    margin-bottom: 8px;
  }
  section {
    background: #ffffff;
    border: 1px solid #e2e8f0;
    border-radius: 16px;
    padding: 18px 16px;
    margin-bottom: 16px;
    box-shadow: 0 1px 4px rgba(15, 23, 42, 0.04);
  }
  section h2 {
    margin: 0 0 10px;
    font-size: 1.15rem;
    color: #0f172a;
  }
  blockquote.quotable {
    margin: 10px 0;
    padding: 14px;
    background: #f0fdf4;
    border-inline-start: 4px solid #16a34a;
    border-radius: 10px;
    font-weight: 600;
    color: #14532d;
  }
  .table-wrap {
    width: 100%;
    overflow-x: auto;
    margin-top: 10px;
  }
  table {
    width: 100%;
    table-layout: fixed;
    border-collapse: collapse;
    font-size: 0.86rem;
  }
  th, td {
    border: 1px solid #cbd5e1;
    padding: 8px 6px;
    text-align: start;
    vertical-align: top;
    overflow-wrap: anywhere;
    word-break: break-word;
  }
  th {
    background: #f1f5f9;
    font-weight: 700;
  }
  .pill-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    padding: 0;
    list-style: none;
    margin: 10px 0 0;
  }
  .pill-list li {
    background: #f1f5f9;
    border: 1px solid #cbd5e1;
    padding: 5px 10px;
    border-radius: 999px;
    font-size: 0.84rem;
    font-weight: 600;
  }
  .scenario-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: 12px;
    margin-top: 10px;
  }
  .scenario-card {
    background: #f8fafc;
    border: 1px solid #cbd5e1;
    border-inline-start: 4px solid #2563eb;
    border-radius: 12px;
    padding: 12px 14px;
  }
  .scenario-card h3 {
    margin: 0 0 6px;
    font-size: 0.98rem;
    color: #1e3a8a;
  }
  .scenario-card p {
    margin: 0;
    font-size: 0.92rem;
    color: #1e293b;
  }
  .lang-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: 12px;
  }
  .lang-nav a {
    font-size: 0.8rem;
    padding: 3px 8px;
    border-radius: 6px;
    background: #e2e8f0;
    color: #1e293b;
    text-decoration: none;
  }
  footer {
    margin-top: 24px;
    font-size: 0.86rem;
    color: #475569;
    text-align: center;
  }