.history-main{padding-block:48px 70px;min-height:65vh}.history-main h1{font-size:clamp(34px,4vw,54px);line-height:1.15;margin:12px 0 20px}.history-main>p{max-width:760px;color:#526581;line-height:1.7}.history-actions{display:flex;align-items:center;justify-content:space-between;gap:16px;margin:24px 0;flex-wrap:wrap}.history-actions a{text-decoration:underline;text-underline-offset:4px}.history-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;margin-top:28px}.history-card{border:1px solid #dfe6f0;padding:14px;border-radius:16px;min-width:0}.history-card h2{font-size:20px;margin:16px 0 8px}.history-card p,.history-card time{font-size:14px;line-height:1.6;color:#526581}.history-open{display:block;border:0;padding:0;background:#f3f6fb;width:100%;border-radius:10px;overflow:hidden;cursor:pointer}.history-open img{display:block;width:100%;height:auto;aspect-ratio:4/3;object-fit:contain}.history-open:focus-visible{outline:3px solid #3156cf;outline-offset:4px}.history-placeholder{aspect-ratio:4/3;display:grid;place-items:center;background:#f4f7fc;border-radius:10px;color:#526581}.history-detail{padding:24px;background:#f5f7fb;border-radius:18px;margin-block:28px}.history-pair{display:grid;grid-template-columns:1fr 1fr;gap:20px}.history-pair figure{margin:0}.history-pair img{width:100%;height:auto;border-radius:10px}.history-pair figcaption{margin:10px 0 20px}.history-table{overflow-x:auto}.history-table table{border-collapse:collapse;min-width:540px;width:100%;margin:20px 0}.history-table td,.history-table th{padding:14px;text-align:left;border-bottom:1px solid #dfe6f0}.history-note{font-size:14px;margin-top:40px}@media(max-width:780px){.history-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.history-pair{grid-template-columns:1fr}}@media(max-width:480px){.history-grid{grid-template-columns:1fr}.history-detail{padding:16px}}