/* ---------- Design tokens ---------- */
  :root {
    --sw-sage-50:  #f4f7f4;
    --sw-sage-100: #e4ede6;
    --sw-sage-200: #c8dbcd;
    --sw-sage-300: #a3c1ad;
    --sw-sage-400: #79a389;
    --sw-sage-500: #578069;
    --sw-sage-600: #446753;
    --sw-sage-700: #375343;
    --sw-clay:     #c98a67;
    --sw-clay-dark:#a86c4c;
    --sw-gold:     #cba45a;
    --sw-ink:      #23302a;
    --sw-ink-soft: #4c5b53;
    --sw-paper:    #fbfaf6;
    --sw-card:     #ffffff;
    --sw-line:     #e5e2d8;
    --sw-shadow:   0 1px 2px rgba(35,48,42,.05), 0 8px 28px rgba(35,48,42,.08);
    --sw-radius:   16px;
    --sw-serif:    "Nanum Myeongjo", "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
    --sw-sans:     "Malgun Gothic", "맑은 고딕", "Apple SD Gothic Neo", "Segoe UI", Roboto, sans-serif;
  }

  .sw-journal * { box-sizing: border-box; }

  .sw-journal {
    margin: 0;
    font-family: var(--sw-sans);
    background:
      radial-gradient(1200px 600px at 80% -10%, var(--sw-sage-100), transparent 60%),
      radial-gradient(900px 500px at -10% 10%, #f7f0e8, transparent 55%),
      var(--sw-paper);
    color: var(--sw-ink);
    line-height: 1.75;
    -webkit-font-smoothing: antialiased;
    scroll-behavior: smooth;
  }

  .sw-journal a { color: var(--sw-sage-600); text-decoration-color: var(--sw-sage-300); text-underline-offset: 3px; }
  .sw-journal a:hover { color: var(--sw-sage-700); }
  .sw-journal img { max-width: 100%; display: block; }

  /* ---------- Top bar ---------- */
  .sw-header {
    position: sticky;
    top: 0;
    z-index: 20;
    backdrop-filter: saturate(140%) blur(10px);
    background: rgba(251,250,246,.82);
    border-bottom: 1px solid var(--sw-line);
  }
  .sw-nav {
    max-width: 1120px;
    margin: 0 auto;
    padding: 14px 24px;
    display: flex;
    align-items: center;
    gap: 22px;
  }
  .sw-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: var(--sw-serif);
    font-size: 1.28rem;
    letter-spacing: .3px;
    color: var(--sw-ink);
    text-decoration: none;
    font-weight: 600;
  }
  .sw-brand-drop {
    width: 30px; height: 30px; border-radius: 50% 50% 50% 4px;
    background: linear-gradient(135deg, var(--sw-sage-400), var(--sw-sage-600));
    box-shadow: inset 0 0 0 3px rgba(255,255,255,.5);
    transform: rotate(-8deg);
  }
  .sw-nav-links { margin-left: auto; display: flex; gap: 20px; flex-wrap: wrap; }
  .sw-nav-links a {
    font-size: .84rem; letter-spacing: .06em;
    text-decoration: none; color: var(--sw-ink-soft); font-weight: 600;
  }
  .sw-nav-links a:hover { color: var(--sw-sage-600); }

  /* ---------- Hero ---------- */
  .sw-hero {
    max-width: 1120px;
    margin: 40px auto 10px;
    padding: 0 24px;
    text-align: center;
  }
  .sw-eyebrow {
    display: inline-block;
    font-size: .78rem; letter-spacing: .18em;
    color: var(--sw-clay-dark); font-weight: 700; margin-bottom: 14px;
  }
  .sw-hero h1 {
    font-family: var(--sw-serif);
    font-size: clamp(2.1rem, 6vw, 3.6rem);
    line-height: 1.2;
    margin: 0 auto 18px;
    max-width: 20ch;
    font-weight: 600;
  }
  .sw-lede {
    max-width: 60ch; margin: 0 auto; font-size: 1.12rem; color: var(--sw-ink-soft);
  }
  .sw-meta-row {
    margin-top: 26px; display: flex; gap: 26px; justify-content: center; flex-wrap: wrap;
    font-size: .9rem; color: var(--sw-ink-soft);
  }
  .sw-meta-row b { color: var(--sw-ink); font-family: var(--sw-serif); font-size: 1.05rem; }

        .sw-back-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 24px;
            padding: 9px 16px;
            border: 1px solid #c8dbcd;
            border-radius: 999px;
            background: #f4f7f4;
            color: #375343;
            font-size: .9rem;
            font-weight: 600;
            text-decoration: none;
            transition: background .2s, border-color .2s;
        }
        .sw-back-link:hover { background: #e4ede6; border-color: #a3c1ad; }
        .sw-back-link span { font-size: 1.1em; line-height: 1; }
  /* ---------- Layout ---------- */
  .sw-layout {    
    max-width: 1196px;
    margin: auto;
    padding: 24px 0;
    display: grid;
    /* grid-template-columns: minmax(0, 1fr) 280px; */
    gap: 44px;
    align-items: start;
  }
  .sw-main { min-width: 0; }

  /* ---------- Sidebar ---------- */
  .sw-rail { position: sticky; top: 84px; display: flex; flex-direction: column; gap: 22px; }
  .sw-widget {
    background: var(--sw-card);
    border: 1px solid var(--sw-line);
    border-radius: var(--sw-radius);
    padding: 20px;
    box-shadow: var(--sw-shadow);
  }
  .sw-widget h3 {
    margin: 0 0 14px; font-family: var(--sw-serif); font-size: 1.12rem; font-weight: 600;
    display: flex; align-items: center; gap: 8px;
  }
  .sw-toc { list-style: none; margin: 0; padding: 0; counter-reset: sw-toc; }
  .sw-toc li { counter-increment: sw-toc; margin: 0; }
  .sw-toc a {
    display: block; padding: 7px 8px 7px 34px; position: relative; border-radius: 8px;
    font-size: .9rem; text-decoration: none; color: var(--sw-ink-soft); line-height: 1.45;
  }
  .sw-toc a::before {
    content: counter(sw-toc, decimal-leading-zero);
    position: absolute; left: 8px; top: 7px; font-size: .72rem; color: var(--sw-sage-400);
    font-weight: 700; font-variant-numeric: tabular-nums;
  }
  .sw-toc a:hover { background: var(--sw-sage-50); color: var(--sw-sage-700); }

  .sw-tagcloud { display: flex; flex-wrap: wrap; gap: 8px; }
  .sw-tag {
    font-size: .8rem; padding: 5px 11px; border-radius: 999px;
    background: var(--sw-sage-50); border: 1px solid var(--sw-sage-200); color: var(--sw-sage-700);
    text-decoration: none;
  }
  .sw-tag:hover { background: var(--sw-sage-100); }

  .sw-newsletter input {
    width: 100%; padding: 10px 12px; border-radius: 10px; border: 1px solid var(--sw-line);
    font: inherit; margin-bottom: 10px; background: var(--sw-paper);
  }
  .sw-newsletter button {
    width: 100%; padding: 11px; border: 0; border-radius: 10px; cursor: pointer;
    background: var(--sw-sage-600); color: #fff; font-weight: 600; letter-spacing: .04em;
  }
  .sw-newsletter button:hover { background: var(--sw-sage-700); }
  .sw-widget-note { font-size: .9rem; color: var(--sw-ink-soft); margin: 0; }
  .sw-newsletter-copy { font-size: .9rem; color: var(--sw-ink-soft); margin: 0 0 14px; }

  /* ---------- Article cards ---------- */
  .sw-post {
    background: var(--sw-card);
    border: 1px solid var(--sw-line);
    border-radius: var(--sw-radius);
    padding: 34px 36px;
    margin-bottom: 34px;
    box-shadow: var(--sw-shadow);
    scroll-margin-top: 84px;
    max-width: 1208px;
    margin: auto;
    margin-top: 20px;
  }
  .sw-kicker {
    display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
    font-size: .82rem; letter-spacing: .04em;
    color: var(--sw-clay-dark); font-weight: 700; margin-bottom: 14px;
  }
  .sw-pill {
    padding: 4px 10px; border-radius: 999px; background: var(--sw-clay);
    color: #fff; letter-spacing: .04em;
  }
  .sw-pill--green { background: var(--sw-sage-500); }
  .sw-pill--gold  { background: var(--sw-gold); color: #3a2f12; }

  .sw-post h2 {
    font-family: var(--sw-serif); font-weight: 600;
    font-size: clamp(1.5rem, 3.2vw, 2rem); line-height: 1.3; margin: 0 0 12px;
  }
  .sw-byline {
    display: flex; align-items: center; gap: 12px; margin: 0 0 22px;
    font-size: .88rem; color: var(--sw-ink-soft); border-bottom: 1px solid var(--sw-line);
    padding-bottom: 18px;
  }
  .sw-avatar {
    width: 38px; height: 38px; border-radius: 50%; flex: none;
    background: linear-gradient(135deg, var(--sw-sage-300), var(--sw-clay));
    display: grid; place-items: center; color: #fff; font-weight: 700; font-size: .8rem;
    font-family: var(--sw-serif);
  }
  .sw-byline-dot { color: var(--sw-sage-300); }

  .sw-post p { margin: 0 0 16px; }
  .sw-post h3 {
    font-family: var(--sw-serif); font-size: 1.28rem; font-weight: 600;
    margin: 30px 0 12px; color: var(--sw-sage-700);
  }
  .sw-post h4 {
    font-size: .9rem; letter-spacing: .02em;
    color: var(--sw-clay-dark); margin: 24px 0 10px;
  }

  .sw-quote {
    margin: 24px 0; padding: 18px 22px; border-left: 4px solid var(--sw-sage-400);
    background: var(--sw-sage-50); border-radius: 0 12px 12px 0;
    font-family: var(--sw-serif); font-size: 1.18rem; color: var(--sw-sage-700);
  }
  .sw-quote footer { font-family: var(--sw-sans); font-size: .84rem; color: var(--sw-ink-soft); margin-top: 8px; }

  /* Lists */
  .sw-check { list-style: none; padding: 0; margin: 16px 0; }
  .sw-check li { position: relative; padding: 6px 0 6px 30px; border-bottom: 1px dashed var(--sw-line); }
  .sw-check li:last-child { border-bottom: 0; }
  .sw-check li::before {
    content: "✓"; position: absolute; left: 0; top: 6px;
    color: var(--sw-sage-500); font-weight: 700;
  }
  .sw-steps { counter-reset: sw-step; list-style: none; padding: 0; margin: 16px 0; }
  .sw-steps li { position: relative; padding: 10px 0 10px 46px; }
  .sw-steps li::before {
    counter-increment: sw-step; content: counter(sw-step);
    position: absolute; left: 0; top: 8px; width: 30px; height: 30px;
    background: var(--sw-sage-100); color: var(--sw-sage-700); border-radius: 50%;
    display: grid; place-items: center; font-weight: 700; font-size: .9rem;
  }

  /* Tables */
  .sw-table-wrap { overflow-x: auto; margin: 20px 0; border-radius: 12px; border: 1px solid var(--sw-line); }
  .sw-table { border-collapse: collapse; width: 100%; font-size: .94rem; min-width: 460px; }
  .sw-table caption { text-align: left; font-size: .82rem; color: var(--sw-ink-soft); padding: 12px 14px; letter-spacing: .02em; }
  .sw-table thead th { background: var(--sw-sage-600); color: #fff; text-align: left; font-weight: 600; }
  .sw-table th, .sw-table td { padding: 11px 14px; border-bottom: 1px solid var(--sw-line); }
  .sw-table tbody tr:nth-child(even) { background: var(--sw-sage-50); }
  .sw-table tbody tr:hover { background: var(--sw-sage-100); }
  .sw-num { text-align: right; font-variant-numeric: tabular-nums; }
  .sw-rating { color: var(--sw-gold); letter-spacing: 2px; }

  /* Details / accordion */
  .sw-faq {
    border: 1px solid var(--sw-line); border-radius: 12px; padding: 0 18px;
    margin: 12px 0; background: var(--sw-paper);
  }
  .sw-faq[open] { background: var(--sw-sage-50); border-color: var(--sw-sage-200); }
  .sw-faq summary {
    cursor: pointer; padding: 14px 0; font-weight: 600; list-style: none;
    display: flex; align-items: center; gap: 10px; color: var(--sw-sage-700);
  }
  .sw-faq summary::-webkit-details-marker { display: none; }
  .sw-faq summary::before {
    content: "＋"; color: var(--sw-sage-500); font-weight: 700; transition: transform .2s;
  }
  .sw-faq[open] summary::before { content: "－"; }
  .sw-faq > *:not(summary) { margin-bottom: 14px; }

  /* Callout box */
  .sw-callout {
    display: flex; gap: 14px; padding: 16px 18px; border-radius: 12px; margin: 20px 0;
    background: #fbf3e9; border: 1px solid #eddcc6;
  }
  .sw-callout--tip { background: var(--sw-sage-50); border-color: var(--sw-sage-200); }
  .sw-callout-ico { font-size: 1.4rem; line-height: 1; }
  .sw-callout p { margin: 0; font-size: .96rem; }
  .sw-callout b { color: var(--sw-ink); }

  /* Stat strip */
  .sw-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin: 22px 0; }
  .sw-stat {
    text-align: center; padding: 16px 8px; border-radius: 12px;
    background: var(--sw-sage-50); border: 1px solid var(--sw-sage-100);
  }
  .sw-stat b { display: block; font-family: var(--sw-serif); font-size: 1.6rem; color: var(--sw-sage-700); line-height: 1.1; }
  .sw-stat span { font-size: .78rem; color: var(--sw-ink-soft); letter-spacing: .02em; }

  /* Tag row on posts */
  .sw-post-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 26px; padding-top: 18px; border-top: 1px solid var(--sw-line); }

  /* ---------- Footer ---------- */
  .sw-footer {
    background: var(--sw-sage-700); color: var(--sw-sage-100);
    padding: 54px 24px 34px; margin-top: 20px;
  }
  .sw-foot-grid {
    max-width: 1120px; margin: 0 auto; display: grid;
    grid-template-columns: 2fr 1fr 1fr; gap: 40px;
  }
  .sw-footer h4 { color: #fff; margin: 0 0 14px; font-family: var(--sw-serif); font-size: 1.05rem; }
  .sw-footer a { color: var(--sw-sage-100); text-decoration: none; }
  .sw-footer a:hover { color: #fff; text-decoration: underline; }
  .sw-footer ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 9px; font-size: .92rem; }
  .sw-foot-blurb { max-width: 46ch; font-size: .94rem; }
  .sw-foot-bottom {
    max-width: 1120px; margin: 40px auto 0; padding-top: 22px;
    border-top: 1px solid rgba(255,255,255,.15); font-size: .84rem; color: var(--sw-sage-200);
    display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px;
  }

  /* ---------- Responsive ---------- */
  @media (max-width: 860px) {
    .sw-layout { grid-template-columns: 1fr; }
    .sw-rail { position: static; order: 2; }
    .sw-foot-grid { grid-template-columns: 1fr; gap: 28px; }
    .sw-post { padding: 26px 22px; }
    .sw-stats { grid-template-columns: 1fr; }
  }