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var(--sbt-line)}.sbt-timeline li:last-child{border-bottom:0}.sbt-timeline li:before{content:"";position:absolute;left:-29px;top:22px;width:10px;height:10px;background:var(--sbt-char);transform:rotate(45deg)}.sbt-timeline-head strong{display:block;font-size:1rem;letter-spacing:.06em;line-height:1.7}.sbt-timeline-head span{font-size:.8rem;color:var(--sbt-sub)}.sbt-timeline-body{display:flex;flex-direction:column;font-size:.9rem;line-height:1.85}.sbt-timeline-period{font-family:var(--sans,"Noto Sans JP",sans-serif);font-size:.8rem;font-weight:700;color:var(--sbt-accent);letter-spacing:.04em}.sbt-spec dl{margin:0;border:1px solid var(--sbt-line);background:var(--sbt-card);max-width:46em}.sbt-spec dl>div{display:grid;grid-template-columns:10.5em minmax(0,1fr);border-bottom:1px solid var(--sbt-line)}.sbt-spec dl>div:last-child{border-bottom:0}.sbt-spec dt{padding:10px 16px;background:var(--sbt-tint);letter-spacing:.08em}.sbt-spec dd{margin:0;padding:10px 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