:root{
  --bg:#f6f0e6;
  --ink:#3b2720;
  --muted:#6b564f;
  --line:rgba(59,39,32,0.12);
  --max-width:1360px;
  --min-width:1120px;
  --gap:24px;
  --sans:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue","Noto Sans",Arial;
  --serif:Georgia, "Times New Roman", serif;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family:var(--serif);
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  line-height:1.75;
  letter-spacing:0.01em;
}

a{color:inherit;text-decoration:none}

.masthead{
  border-bottom:1px solid var(--line);
  background:var(--bg);
  padding:8px 0 12px;
}
.masthead-top{
  display:flex;
  align-items:center;
  justify-content:space-between;
  max-width:var(--max-width);
  margin:0 auto;
  padding:0 20px;
  font-family:var(--sans);
  color:var(--muted);
  font-size:14px;
  font-weight:600;
}
.home-link{font-weight:700;color:var(--ink)}
.masthead-sub{
  max-width:var(--max-width);
  margin:6px auto 0;
  padding:0 20px;
  font-size:13px;
  color:var(--muted);
  border-top:1px solid transparent;
}

.vertical-kantong{
  position:fixed;
  left:16px;
  top:64px;
  width:96px;
  writing-mode:vertical-rl;
  text-orientation:mixed;
  font-family:var(--sans);
  color:var(--muted);
  display:none;
}

.page-wrap{padding:18px 0 40px}

.container{
  margin:0 auto;
  padding:0 20px;
  max-width:var(--max-width);
  min-width:var(--min-width);
}

.ad{border:1px dashed var(--line);padding:10px;margin:16px 0;color:var(--muted);font-size:13px;background:transparent}

.article{
  display:block;
  margin-top:8px;
}

.article-header{padding:6px 0 18px;border-bottom:1px solid var(--line)}
.eyebrow{font-family:var(--sans);font-size:13px;color:var(--muted);letter-spacing:0.06em;margin-bottom:6px}
h1{font-size:28px;margin:0;color:var(--ink);line-height:1.15;font-family:var(--serif);font-weight:700}
.meta{margin-top:8px;font-size:13px;color:var(--muted);display:flex;gap:12px;flex-wrap:wrap}
.summary{margin-top:12px;color:var(--muted);font-size:15px;max-width:78%;}

.article-grid{display:block;margin-top:22px}
.content-column{min-width:0}
.content{font-size:17px;color:var(--ink);font-family:var(--serif)}
.article-aside{margin-top:18px;border-top:1px solid var(--line);padding-top:12px}
.aside-block{font-size:14px;color:var(--muted)}
.aside-line{margin-top:8px;color:var(--muted);font-size:13px}

.bottom-grid{display:flex;flex-direction:column;gap:20px;margin-top:28px}
.faq-block h2,.related-block h2{font-size:16px;margin:0 0 10px;color:var(--ink)}
.faq-list{border-top:1px solid var(--line);padding-top:12px}
.related-list{border-top:1px solid var(--line);padding-top:12px}

.site-footer{border-top:1px solid var(--line);padding:18px 20px;margin-top:30px;color:var(--muted);font-family:var(--sans);font-size:13px}

.desktop-only{display:none}

/* Desktop (>=1024px) */
@media (min-width:1024px){
  .vertical-kantong{display:block}
  .masthead-top{padding-left:136px;padding-right:20px}
  .masthead-sub{padding-left:136px;padding-right:20px}
  .container{display:block;max-width:1360px}
  .ad{max-width:100%}
  .article{
    display:grid;
    grid-template-columns: 10fr 2fr;
    gap:20px;
  }
  .article-header{grid-column:1/-1;padding-right:8px}
  .article-grid{display:grid;grid-template-columns:10fr 2fr;gap:20px;grid-column:1/-1;align-items:start}
  .content-column{grid-column:1/2}
  .article-aside{grid-column:2/3;border-top:none;margin-top:0;padding-top:0;padding-left:12px;border-left:1px solid var(--line)}
  .summary{max-width:100%}
  .bottom-grid{display:grid;grid-template-columns:6fr 8fr;gap:28px;align-items:start}
  .faq-block{order:1}
  .related-block{order:2}
  /* FAQ pattern: left question right answer when markup supports dt/dd or .q/.a */
  .faq-list dl{display:grid;grid-template-columns:1fr 2fr;border-top:none}
  .faq-list dt{padding:10px 12px;border-bottom:1px solid var(--line);font-weight:600}
  .faq-list dd{padding:10px 12px;border-bottom:1px solid var(--line);margin:0}
  .faq-list .faq-item{display:grid;grid-template-columns:1fr 2fr;border-bottom:1px solid var(--line);padding:10px 12px}
  .faq-list .faq-item .q{font-weight:600;padding-right:12px}
  .faq-list .faq-item .a{color:var(--muted)}
  /* related pattern: list with date on the right */
  .related-list li{display:flex;justify-content:space-between;padding:10px 12px;border-bottom:1px solid var(--line);list-style:none}
  .related-list li time{color:var(--muted);font-size:13px}
}

/* Mobile (<=767px) */
@media (max-width:767px){
  .masthead-top{padding:0 16px}
  .masthead-sub{padding:0 16px}
  .vertical-kantong{display:none}
  .container{padding:0 12px}
  .article{display:block}
  .article-header{padding:6px 0 12px}
  h1{font-size:22px}
  .summary{max-width:100%}
  .article-grid{display:block}
  .article-aside{border-top:1px solid var(--line);padding-top:12px}
  .bottom-grid{display:block}
  .faq-list dl,.faq-list .faq-item{display:block}
  .related-list li{display:block;padding:10px 0;border-bottom:1px solid var(--line)}
}

/* Accessibility and fine line visual signature */
hr{border:none;border-top:1px solid var(--line);margin:18px 0}
button,input,select,textarea{font-family:var(--sans)}
::selection{background:var(--ink);color:var(--bg)}