/* One shared scene: year, narrative and manufacturing section use one scroll pose. */
.history-evolution{position:relative;margin:0 4.2% 65px;--scene-top:84px;--scene-height:calc(100svh - 108px);color:#e2e7d9}
.history-scene{position:relative;isolation:isolate;overflow:hidden;background:#25362d;min-height:520px;padding:26px 36px 20px}
.history-scene-head,.history-scene-content,.history-year-nav,.history-scene-footer{position:relative;z-index:1}
.history-scene-head{display:flex;justify-content:space-between;align-items:center;min-height:37px;gap:18px}.history-scene-head>span{font-size:8px;letter-spacing:1.55px;color:#a0b395}.history-motion-toggle{border:1px solid #90a17c77;padding:10px 12px;background:transparent;color:#e2e7d9;font:inherit;font-size:10px;white-space:nowrap;cursor:pointer}.history-motion-toggle[hidden],.history-year-nav[hidden]{display:none}.history-motion-toggle[data-paused=true]{color:#f0b099;border-color:#e9a186}.history-motion-toggle:disabled{color:#a3b69a;cursor:default}.history-motion-toggle:focus-visible,.history-year-nav button:focus-visible{outline:2px solid #f0b099;outline-offset:4px}
.history-atmosphere{position:absolute;inset:0;overflow:hidden;z-index:-2;pointer-events:none}.history-orbit{position:absolute;width:1120px;height:900px;right:-345px;top:-220px;color:#b9cbb0;opacity:.145;transform:rotate(-18deg);transform-origin:50% 50%;will-change:transform}.history-orbit path,.history-orbit circle,.history-orbit ellipse{vector-effect:non-scaling-stroke}.history-scene-shade{position:absolute;inset:0;z-index:-1;background:linear-gradient(90deg,#25362d 0%,#25362df5 29%,#25362db3 55%,#25362d3b 100%);pointer-events:none}
.history-scene-content{display:grid;grid-template-columns:.9fr 1.1fr;gap:4%;align-items:center;padding:35px 0 32px}.history-story-panel{padding:28px 0;border-bottom:1px solid #84997533}.history-story-panel[hidden]{display:none!important}.history-year-line{display:flex;align-items:end;gap:24px;margin:0 0 28px}.history-year-line h2{font-size:clamp(75px,8.6vw,136px);font-weight:400;line-height:.9;letter-spacing:-.075em;margin:0;color:#e8ecde;font-variant-numeric:tabular-nums}.history-year-line>span{font-size:8px;letter-spacing:.65px;line-height:1.6;color:#e6a58b;padding-bottom:8px}.history-story-panel h3{font-size:clamp(30px,3.3vw,49px);font-weight:400;line-height:1.32;letter-spacing:-.045em;margin:0 0 22px;word-break:keep-all}.history-story-panel p{font-size:13px;line-height:1.9;color:#b7c4ad;margin:0;word-break:keep-all}.history-story-panel small{display:block;font-size:9px;letter-spacing:.15px;line-height:1.7;color:#8fa582;margin-top:25px}
.history-foreground{min-width:0;position:relative;align-self:center}.history-drawing{display:block;width:100%;height:auto;max-height:380px;overflow:visible}.history-drawing path,.history-drawing circle{vector-effect:non-scaling-stroke}.history-construction{opacity:.32}.history-stock{opacity:.18}.history-datum{opacity:.4}.history-cut-accent,.history-check-accent{opacity:0}.history-drawing-caption{display:block;text-align:center;font-size:7px;letter-spacing:1px;line-height:1.7;color:#829a78;margin:12px 0 0}.history-year-nav{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.history-year-nav button{appearance:none;position:relative;background:none;border:0;border-top:1px solid #8c9f7c55;padding:13px 0 0;text-align:left;color:#8fa381;font:inherit;font-size:11px;cursor:pointer}.history-year-nav button i{position:absolute;top:-1px;left:0;right:0;height:1px;background:#e9a58a;transform:scaleX(0);transform-origin:left}.history-year-nav button[aria-pressed=true]{color:#f0d7c5}.history-scene-footer{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-top:18px}.history-scene-footer p{font-size:8px;line-height:1.7;color:#8da17e;margin:0}.history-scroll-cue{font-size:7px;letter-spacing:1px;color:#9aac8d;white-space:nowrap}.history-scroll-cue>span{margin-left:10px;color:#e6a58b}.history-compact-cue{display:none;font-size:8px;color:#a1b295}
/* Enhancement adds one bounded track. Without JS, all four years remain readable. */
.history-evolution[data-enhanced=true][data-layout=scroll]{height:calc(var(--scene-height) + var(--story-span,1400px))}.history-evolution[data-enhanced=true][data-layout=scroll] .history-scene{position:sticky;top:var(--scene-top);height:var(--scene-height);min-height:0;display:flex;flex-direction:column}.history-evolution[data-enhanced=true] .history-scene-content{flex:1;min-height:0;padding:25px 0}.history-evolution[data-enhanced=true] .history-story-panel{padding:0;border:0}.history-evolution[data-enhanced=true] .history-orbit{animation:history-structure-orbit 130s linear infinite;animation-play-state:paused}.history-evolution[data-motion=running] .history-orbit{animation-play-state:running}.history-evolution[data-layout=compact] .history-scroll-cue{display:none}.history-evolution[data-layout=compact] .history-compact-cue{display:block}
@keyframes history-structure-orbit{from{transform:rotate(-18deg)}to{transform:rotate(342deg)}}
@media(min-width:1500px){.history-evolution{max-width:1440px;margin-left:auto;margin-right:auto;--scene-height:min(760px,calc(100svh - 130px));--scene-top:100px}.history-scene{padding-left:50px;padding-right:50px}}
@media(max-width:1000px){.history-scene{padding-left:26px;padding-right:26px}.history-scene-content{grid-template-columns:1fr 1fr;gap:2%}.history-year-line{display:block;margin-bottom:25px}.history-year-line>span{display:block;padding:12px 0 0}.history-year-line h2{font-size:90px}.history-story-panel h3{font-size:34px}.history-story-panel p{font-size:12px}.history-story-panel small{font-size:8px}.history-drawing{max-height:330px}.history-orbit{right:-510px}}
@media(max-width:700px){.bh-history-intro{padding-bottom:30px}.bh-history-disclosure{margin-bottom:28px}.history-evolution{margin:0 0 40px;--scene-top:63px;--scene-height:calc(100svh - 81px)}.history-scene{padding:16px 23px 16px;min-height:0}.history-scene-head{min-height:32px}.history-scene-head>span{font-size:6px;letter-spacing:1px}.history-motion-toggle{font-size:9px;padding:8px 10px}.history-scene-content,.history-evolution[data-enhanced=true] .history-scene-content{display:flex;flex-direction:column;align-items:stretch;justify-content:center;gap:10px;padding:22px 0 18px}.history-year-line{display:flex;align-items:end;justify-content:space-between;gap:15px;margin-bottom:20px}.history-year-line h2{font-size:83px}.history-year-line>span{font-size:7px;padding:0 0 5px;letter-spacing:.3px}.history-story-panel{padding:28px 0}.history-story-panel h3{font-size:31px;line-height:1.25;margin-bottom:14px;letter-spacing:-1.1px}.history-story-panel h3 br{display:none}.history-story-panel p{font-size:11px;line-height:1.8}.history-story-panel p br{display:none}.history-story-panel small{display:none}.history-foreground{align-self:stretch}.history-drawing{width:100%;height:215px;max-height:none}.history-drawing-caption{font-size:6px;margin-top:1px}.history-year-nav{gap:12px}.history-year-nav button{font-size:11px;padding-top:10px}.history-scene-footer{display:block;margin-top:14px}.history-scene-footer p{font-size:7px}.history-scroll-cue{display:block;margin-top:7px;font-size:6px}.history-compact-cue{margin-top:7px;font-size:8px}.history-orbit{width:850px;height:685px;right:-290px;top:70px;opacity:.18}.history-scene-shade{background:linear-gradient(180deg,#25362d 0%,#25362df5 30%,#25362d85 62%,#25362d85 100%)}.history-evolution[data-layout=compact] .history-scene-content{gap:0}.history-evolution[data-layout=compact] .history-drawing{height:200px}}
@media(max-width:700px) and (max-height:740px){.history-scene{padding:12px 21px}.history-scene-content,.history-evolution[data-enhanced=true] .history-scene-content{padding:14px 0 10px;gap:4px}.history-year-line{margin-bottom:13px}.history-year-line h2{font-size:60px}.history-story-panel h3{font-size:26px;margin-bottom:8px}.history-story-panel p{font-size:10px}.history-drawing{height:162px}.history-drawing-caption{display:none}.history-scene-footer{margin-top:12px}.history-scroll-cue{display:none}}
@media(max-height:619px){.history-evolution{margin-top:0}.history-scene{position:relative;min-height:0}.history-scene-content{padding:24px 0}.history-year-line h2{font-size:74px}.history-story-panel h3{font-size:30px}.history-drawing{height:270px}.history-evolution[data-layout=compact] .history-scene{height:auto}}
@media(prefers-reduced-motion:reduce){.history-evolution *{animation:none!important;transition:none!important}.history-orbit{will-change:auto;transform:rotate(-18deg)}}

@media(max-width:700px) and (min-height:620px) and (max-height:680px){.history-year-line h2{font-size:56px}.history-story-panel h3{font-size:25px}.history-drawing{height:145px}.history-scene-head>span{font-size:5.5px}}
/* Wide, shallow viewports keep the whole scene within the sticky frame. */
@media(min-width:701px) and (min-height:620px) and (max-height:850px){.history-scene{padding-top:18px;padding-bottom:18px}.history-evolution[data-enhanced=true] .history-scene-content{padding:18px 0}.history-year-line{margin-bottom:16px;gap:16px}.history-year-line h2{font-size:74px}.history-year-line>span{font-size:7px;padding-bottom:5px}.history-story-panel h3{font-size:30px;line-height:1.3;margin-bottom:14px}.history-story-panel p{font-size:11px;line-height:1.7}.history-story-panel small{font-size:7px;margin-top:12px}.history-drawing{max-height:280px}.history-scene-footer{margin-top:14px}}