/* Public "About Signet" tab. Brand Guidelines 2026-10-01 §04 and design master v3:
   ink on white, gothic headings, one marker band per screen (ink text on it), ink buttons, no yellow text or yellow buttons.
   Colors come from the tokens in styles.css; the marker band is Stroke #FBEA5A. */
.ab{padding-block:72px 104px}
.ab section{padding-block:56px;border-top:1px solid var(--line)}
.ab section:first-child{border-top:0;padding-top:0}
.ab-eyebrow{display:block;font-size:12px;letter-spacing:.12em;color:var(--muted);margin-bottom:16px}
.ab h1{font-family:var(--sans);font-weight:700;font-size:clamp(36px,4.2vw,60px);line-height:1.28;letter-spacing:-.035em;margin:0 0 24px;max-width:760px;text-wrap:balance}
.ab h2,.ab h3{font-family:var(--sans);margin:0}
.ab p{margin:0}
.ab-lead{font-size:18px;line-height:1.75;max-width:760px;color:var(--ink)}
.ab-hero{display:grid;grid-template-columns:minmax(0,1.45fr) minmax(0,.85fr);gap:36px 56px;align-items:center}
.ab-hero-art{margin:0;align-self:center}
.ab-hero-art img{height:auto;object-fit:contain;max-height:340px}
.ab-jump{grid-column:1/-1;display:flex;flex-wrap:wrap;gap:12px 32px;padding-top:20px}
.ab-jump a{display:inline-flex;align-items:center;min-height:44px;border-bottom:1px solid var(--line);font-size:15px}
.ab-jump a:hover{border-color:var(--ink)}
.ab-why{display:grid;grid-template-columns:1fr 1fr;gap:40px 56px}
.ab-why h2{font-size:clamp(26px,2.5vw,36px);font-weight:600;line-height:1.4;letter-spacing:-.025em;white-space:pre-line}
.ab-why-copy{display:grid;gap:20px;font-size:18px;line-height:1.8;color:#333}

.ab-pair{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:40px 56px}
.ab-label{font-size:15px;font-weight:600;color:var(--muted);letter-spacing:.02em;margin-bottom:12px!important}
.ab-statement{font-size:clamp(22px,2.2vw,28px);font-weight:700;line-height:1.45;letter-spacing:-.02em;margin-bottom:12px!important}
.ab-vision p:not(.ab-statement){font-size:17px;line-height:1.7;color:#333}
/* The one marker on this page: a band under the vision sentence. Text on it stays ink. */
.ab-marker{color:var(--ink);background:linear-gradient(transparent 58%,#FBEA5A 58%,#FBEA5A 92%,transparent 92%);-webkit-box-decoration-break:clone;box-decoration-break:clone}

.ab-points{list-style:none;padding:0;margin:0;display:grid;gap:12px}
.ab-points li{font-size:18px;font-weight:600;line-height:1.55;padding-left:18px;position:relative}
.ab-points li::before{content:'';position:absolute;left:0;top:.72em;width:7px;height:7px;background:var(--ink);border-radius:50%}
.ab-note{margin-top:16px!important;font-size:16px;line-height:1.7;color:#333}

.ab-how{align-items:start}
.ab-steps{list-style:none;padding:0;margin:0 0 32px;display:grid;gap:22px}
.ab-step{display:grid;grid-template-columns:36px 1fr;column-gap:12px;align-items:baseline}
.ab-num{grid-row:span 2;font-size:12px;font-weight:600;letter-spacing:.1em;color:var(--muted)}
.ab-step h3{font-size:18px;font-weight:700;line-height:1.45;letter-spacing:-.015em}
.ab-step p{margin-top:4px!important;font-size:16px;line-height:1.7;color:#333}

.ab-cta{display:inline-block;background:var(--ink);color:#fff;text-decoration:none;padding:15px 24px;font-size:15px;font-weight:600;border:1px solid var(--ink)}
.ab-cta:hover{background:#000}
.ab-cta.ab-ghost{background:var(--paper);color:var(--ink)}
.ab-cta.ab-ghost:hover{background:var(--pale)}
.ab-cta:focus-visible{outline:2px solid var(--ink);outline-offset:3px}

/* Korean breaks between words, like the other Korean headings on the site (styles.css html[lang=ko] rules). */
html[lang=ko] .ab{word-break:keep-all;overflow-wrap:break-word}

@media(max-width:800px){
  .ab{padding-block:48px 80px}
  .ab section{padding-block:44px}
  .ab-pair{grid-template-columns:1fr}
  .ab-lead{font-size:17px}
  .ab-hero{grid-template-columns:1fr;gap:24px}
  .ab-hero-art{width:min(320px,80%);justify-self:center}
  .ab-hero-art img{max-height:220px}
  .ab-jump{padding-top:0;gap:8px 20px}
  .ab-why{grid-template-columns:1fr;gap:24px}
  .ab-why-copy{font-size:17px}
}
@media(max-width:540px){
  .ab h1{font-size:30px;line-height:1.25}
  .ab-points li{font-size:17px}
}