:root {
  color: #191f28;
  background: #f7f8fa;
  font-family: "Toss Product Sans", Pretendard, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; letter-spacing: 0; }
body { margin: 0; line-height: 1.6; }
a { color: #1665d8; }

.guide-header { border-bottom: 1px solid #e5e8eb; background: #fff; }
.guide-header__inner { display: flex; flex-wrap: wrap; width: min(100% - 32px, 840px); min-height: 68px; margin: auto; padding: 12px 0; align-items: center; justify-content: space-between; gap: 12px 16px; }
.guide-brand { display: inline-flex; min-width: 0; align-items: center; gap: 10px; color: #191f28; font-weight: 750; text-decoration: none; }
.guide-brand img { width: 36px; height: 36px; border-radius: 8px; }
.guide-header nav { display: flex; gap: 16px; white-space: nowrap; }
.guide-header nav a { font-size: 14px; text-decoration: none; }

main { width: min(100% - 32px, 840px); margin: 0 auto; padding: 32px 0 56px; }
.guide-intro { padding-bottom: 32px; border-bottom: 1px solid #d1d6db; }
.guide-eyebrow { margin: 0 0 10px; color: #5c6878; font-size: 12px; font-weight: 750; }
h1 { margin: 0 0 12px; font-size: 30px; line-height: 1.3; }
h2 { margin: 0 0 16px; font-size: 21px; line-height: 1.35; }
h3 { margin: 24px 0 12px; font-size: 17px; line-height: 1.4; }
p { margin: 0 0 14px; font-size: 15px; }
.guide-intro > p:not(.guide-eyebrow) { max-width: 68ch; color: #4e5968; }
.guide-play { display: inline-flex; min-height: 44px; margin-top: 6px; padding: 0 18px; align-items: center; border-radius: 6px; background: #3182f6; color: #fff; font-size: 14px; font-weight: 700; text-decoration: none; }
section { padding: 32px 0; border-bottom: 1px solid #e5e8eb; }
section > p { max-width: 80ch; }
.guide-modes { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; margin: 20px 0; }
.guide-modes > div { padding: 16px; border: 1px solid #dfe3e8; border-radius: 6px; background: #fff; }
.guide-modes strong { font-size: 15px; }
.guide-modes p { margin: 6px 0 0; color: #4e5968; font-size: 14px; }
.guide-modes > div:nth-child(4) { border-color: #d7969c; }

.guide-ad { display: grid; min-height: 106px; gap: 8px; margin: 36px auto; padding: 12px 0; place-items: center; border-top: 1px solid #e5e8eb; border-bottom: 1px solid #e5e8eb; background: #fff; }
.guide-ad[hidden] { display: none; }
.guide-ad__label { color: #6b7684; font-size: 12px; }
.guide-ad:has(ins[data-ad-status="unfilled"]) { display: none; }
.guide-ad ins { flex: none; }
/* The configured unit is fixed-width. Keep it out of layouts that cannot
   contain it, including a resize after its one permitted request. */
@media (max-width: 351px) {
  .guide-ad { display: none; }
}

.guide-toc { padding: 24px 0; border-bottom: 1px solid #e5e8eb; }
.guide-toc ol { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 4px 28px; margin: 0; padding-left: 24px; }
.guide-toc a { min-height: 32px; display: inline-flex; align-items: center; }
.guide-updated { color: #6b7684; font-size: 13px; }
.guide-rules-note { margin-top: 24px; padding: 16px; border-left: 3px solid #d1d6db; background: #f2f4f6; color: #4e5968; font-size: 14px; }
section[id] { scroll-margin-top: 20px; }
li { margin-bottom: 8px; }
a:focus-visible { outline: 2px solid #3182f6; outline-offset: 4px; }

.guide-robots { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 10px; margin-top: 24px; }
.guide-robots figure { min-width: 0; margin: 0; overflow: hidden; border: 1px solid #dfe3e8; border-radius: 6px; background: #fff; }
.guide-robots img { display: block; width: 100%; height: 180px; object-fit: contain; padding: 10px; background: #f2f4f6; }
.guide-robots figcaption { display: grid; gap: 2px; padding: 10px 12px; }
.guide-robots figcaption strong { font-size: 14px; }
.guide-robots figcaption span { color: #6b7684; font-size: 12px; }
.guide-footer { display: flex; flex-wrap: wrap; gap: 8px 20px; padding-top: 26px; }
.guide-footer a { font-size: 13px; }

@media (max-width: 600px) {
  .guide-header__inner { min-height: 60px; }
  .guide-brand { font-size: 14px; }
  .guide-brand img { width: 30px; height: 30px; }
  .guide-header nav { gap: 10px; }
  main { padding-top: 24px; }
  h1 { font-size: 26px; }
  h2 { font-size: 19px; }
  .guide-modes { grid-template-columns: 1fr; }
  .guide-toc ol { grid-template-columns: 1fr; }
  .guide-robots { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .guide-robots img { height: 154px; }
}