.rich-copy .history-lab { margin: 2rem 0 2.75rem; padding: clamp(1rem, 3vw, 1.6rem); border: 1px solid #92b4b1; border-radius: 18px; background: #f0f6f1; color: #102f35; min-width: 0; overflow-wrap: anywhere; scroll-margin-top: 7rem; }
.rich-copy .history-lab h3 { margin: .4rem 0 1rem; font-size: clamp(1.25rem, 3vw, 1.6rem); line-height: 1.35; }
.rich-copy .history-lab p { font-size: 1rem; line-height: 1.7; }
.rich-copy .history-label { margin: 0; color: #365e60; font-weight: 800; font-size: .85rem; }
.rich-copy .history-records { list-style: none; margin: 1.25rem 0; padding: 0; display: grid; gap: .75rem; }
.rich-copy .history-records li { display: grid; grid-template-columns: 4rem minmax(0, 1fr); gap: .8rem; padding: 1rem; border: 1px solid #9cb5af; border-radius: 10px; background: #fffdf7; }
.rich-copy .history-records p { margin: .25rem 0 0; }
.history-year { font-weight: 900; font-size: 1.15rem; color: #124f52; }
.rich-copy .history-lab details { margin-top: 1.1rem; border: 1px solid #709692; border-radius: 9px; background: #fffdf7; }
.rich-copy .history-lab summary { min-height: 48px; padding: .8rem 1rem; cursor: pointer; font-weight: 800; line-height: 1.5; }
.rich-copy .history-lab summary:focus-visible { outline: 3px solid #102f35; outline-offset: 3px; border-radius: 7px; }
.rich-copy .history-lab details p { margin: .25rem 1rem 1rem; }
.rich-copy .history-lab details ul { margin: .25rem 1rem 1rem; padding-left: 1.25rem; }
.rich-copy .history-lab figure { margin: 1.5rem 0; }
.rich-copy .history-lab figcaption { margin-top: .85rem; font-size: .95rem; line-height: 1.6; color: #365e60; }
.history-centuries { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .65rem; }
.history-centuries > div { padding: 1rem .65rem; display: grid; gap: .5rem; border: 2px solid #164f53; border-radius: 10px; background: #fffdf7; text-align: center; }
.history-centuries > div + div { border-color: #775119; background: #fff0d6; }
.history-centuries span { font-size: 1.1rem; font-weight: 800; }
.history-centuries strong { font-size: clamp(1.15rem, 3vw, 1.6rem); font-variant-numeric: tabular-nums; }
.history-centuries small { line-height: 1.55; font-size: .85rem; }
.rich-copy .history-direction { font-weight: 800; }
.rich-copy .history-era { margin: 0; padding: 0; list-style: none; display: grid; gap: 1.25rem; }
.rich-copy .history-era li { position: relative; display: grid; grid-template-columns: 5.5rem minmax(0, 1fr); align-items: center; gap: .6rem; margin: 0; padding: .85rem; border: 1px solid #709692; border-radius: 8px; background: #fffdf7; }
.history-era li + li::before { content: '↓'; position: absolute; top: -1.4rem; left: 1.75rem; color: #164f53; font-weight: 900; line-height: 1.25rem; }
.history-era strong { font-size: 1.1rem; }
.history-era span { font-size: .95rem; line-height: 1.5; }
.rich-copy .history-source { font-size: .95rem; color: #365e60; line-height: 1.65; }
@media (max-width: 380px) { .rich-copy .history-records li { grid-template-columns: 1fr; gap: .25rem; padding: .8rem; } .history-centuries > div { padding-inline: .3rem; } .history-centuries strong { font-size: 1.05rem; } .history-centuries small { font-size: .8rem; } }