*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#f4f1e9;color:#292f2d;font:17px/1.7 -apple-system,BlinkMacSystemFont,"PingFang SC",sans-serif}a{color:inherit;text-decoration:none}button{font:inherit;cursor:pointer}button:focus-visible,a:focus-visible{outline:3px solid #a34d32;outline-offset:5px}nav{height:76px;padding:0 5vw;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid #d8d7ce;position:sticky;top:0;z-index:20;background:#f4f1e9ed;backdrop-filter:blur(16px)}.wordmark{font:600 21px Georgia,serif;letter-spacing:.08em}.nav-right{display:flex;gap:28px;font-size:15px}.product-story{display:grid;grid-template-columns:43% 57%;position:relative;max-width:1600px;margin:auto}.story-copy{grid-column:1;grid-row:1;padding-left:11.6%;padding-right:6%}.chapter{min-height:calc(100svh - 76px);display:flex;flex-direction:column;justify-content:center;padding:65px 0}.eyebrow{color:#8c6e59;font-size:14px;letter-spacing:.12em;margin:0 0 14px}.chapter h1{font:400 clamp(44px,5.4vw,74px)/1.13 "Songti SC",serif;letter-spacing:-.035em;margin:0 0 25px}.chapter h1 span{font:500 20px/1.7 -apple-system,"PingFang SC",sans-serif;display:block;letter-spacing:.12em;margin-bottom:14px}.chapter h2{font:400 clamp(32px,3.5vw,48px)/1.28 "Songti SC",serif;margin:0 0 22px}.chapter p:not(.eyebrow){font-size:18px;color:#71756e;max-width:370px;margin:0 0 20px}.swatches{display:flex;gap:15px;margin:14px 0 12px}.swatches button{border:1px solid transparent;background:none;padding:8px 10px;display:flex;align-items:center;gap:9px;font-size:16px;color:#696f67;border-radius:30px}.swatches button[aria-pressed=true]{border-color:#72786e;color:#252d27}.swatches i{height:21px;width:21px;border-radius:50%;background:var(--swatch);display:block;border:1px solid #0002}.scroll-link{display:inline-flex;align-items:center;gap:20px;margin-top:28px;font-size:16px}.scroll-link b{font-size:25px;font-weight:400}.feature-tags{display:flex;gap:10px;flex-wrap:wrap;margin:0 0 22px}.feature-tags span{border-bottom:1px solid #b7bdb0;padding:5px 0;margin-right:12px;font-size:16px}.stage{grid-column:2;grid-row:1;align-self:start;height:calc(100svh - 76px);position:sticky;top:76px;overflow:hidden;background:radial-gradient(ellipse at 48% 42%,#fbfaf5 0%,#e9e7dc 70%)}#product-canvas{display:block;width:100%;height:100%;touch-action:pan-y;outline-offset:-4px;cursor:grab}#product-canvas:active{cursor:grabbing}.stage-mark{position:absolute;top:31px;left:32px;font-size:12px;letter-spacing:.17em;color:#92968c;pointer-events:none}.view-status{position:absolute;top:30px;right:32px;font-size:14px;color:#767c70;pointer-events:none}.stage-hint{position:absolute;bottom:85px;left:0;width:100%;text-align:center;color:#757e71;font-size:14px;pointer-events:none}.view-controls{position:absolute;bottom:25px;left:50%;transform:translateX(-50%);display:flex;gap:2px;background:#ffffffe0;padding:5px;border-radius:40px;box-shadow:0 8px 35px #4a4f4010;white-space:nowrap}.view-controls button{border:0;background:transparent;color:#667061;padding:8px 13px;border-radius:25px;font-size:15px}.view-controls button[aria-pressed=true]{background:#343e34;color:#fff}.view-controls button:last-child{border-left:1px solid #d4d9ce;border-radius:0 25px 25px 0;padding-left:16px}.hotspot{position:absolute;width:30px;height:30px;padding:0;border:1px solid #ffffffb0;background:#343e34;color:white;border-radius:50%;box-shadow:0 0 0 5px #fff5;font-size:19px;line-height:28px;display:none;z-index:3}.detail-note{position:absolute;right:25px;bottom:130px;width:min(265px,calc(100% - 50px));padding:18px 22px;background:#fffcf4f0;backdrop-filter:blur(15px);box-shadow:0 8px 40px #404b3714;display:none;border-left:2px solid #a96547}.detail-note.open{display:block}.detail-note strong{font-size:19px;font-weight:550}.detail-note p{font-size:16px;color:#6c7468;margin:7px 0 0}.detail-note button{position:absolute;right:10px;top:7px;border:0;background:none;color:#6c7468;font-size:21px}.detail-button{align-self:start;background:#354334;border:0;color:#fff;padding:12px 20px;border-radius:30px;font-size:16px}.series{background:#e8e8de;padding:65px 5vw 75px}.series-head{display:flex;align-items:end;justify-content:space-between;gap:30px;max-width:1300px;margin:0 auto 30px}.series h2{font:400 36px/1.3 "Songti SC",serif;margin:0}.series-head p{font-size:16px;color:#777d70;margin:0}.series-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:25px;max-width:1300px;margin:auto}.series-grid figure{margin:0}.series-grid img{display:block;width:100%;aspect-ratio:4/3;object-fit:cover;background:#efeee5}.series-grid figcaption{font-size:18px;margin-top:14px}.series-grid figcaption small{font-size:15px;color:#777d70;margin-left:15px}footer{padding:30px 5vw;background:#303c32;color:#f1f1e6;display:flex;justify-content:space-between;gap:25px;font-size:16px}footer span{font-size:14px;color:#bac3b5}.canvas-fallback{padding:80px 30px;font-size:20px}.chapter,.series{scroll-margin-top:95px}@media(max-width:760px){nav{height:64px;padding:0 18px}.wordmark{font-size:18px}.nav-right{gap:18px;font-size:14px}.nav-right a:first-child{display:none}.product-story{display:flex;flex-direction:column}.stage{width:100%;top:64px;height:52svh;min-height:330px;z-index:5;order:0}.story-copy{order:1;padding:0 24px}.chapter{min-height:65svh;padding:35px 0 45px}.chapter h1{font-size:47px}.chapter h2{font-size:36px}.chapter p:not(.eyebrow){font-size:17px;max-width:100%}.chapter h1 span{font-size:18px;margin-bottom:12px}.swatches{gap:2px;margin-top:5px}.swatches button{font-size:15px;padding:8px}.stage-mark{top:18px;left:20px;font-size:10px}.view-status{top:17px;right:20px;font-size:12px}.view-controls{bottom:15px}.view-controls button{font-size:14px;padding:7px 11px}.stage-hint{bottom:68px;font-size:12px}.detail-note{bottom:106px;right:16px;width:220px;padding:13px 18px}.detail-note strong{font-size:17px}.detail-note p{font-size:14px}.scroll-link{margin-top:10px}.series{padding:40px 24px}.series-head{display:block}.series h2{font-size:30px}.series-head p{margin-top:15px}.series-grid{grid-template-columns:1fr;gap:30px}footer{display:block;padding:28px 24px}footer span{display:block;margin-top:15px}.chapter,.series{scroll-margin-top:calc(52svh + 80px)}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

.stage:has(.detail-note.open) .stage-hint{visibility:hidden}

.series-photo{position:relative;overflow:hidden}.series-photo b{position:absolute;left:17px;top:15px;font-size:12px;letter-spacing:.1em;color:#4b5747;font-weight:600}.series-photo span{position:absolute;left:17px;bottom:13px;background:#f4f1e9e6;padding:5px 9px;font-size:15px;color:#384734}.series-photo.close-up b{background:#f4f1e9d9;padding:3px 7px}.series-photo.close-up img{object-position:50% 25%}

.hotspot-guide{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;overflow:visible}.hotspot-guide line{stroke:#6c7968;stroke-width:1.2}.hotspot-guide circle{fill:#6c7968}
@media(max-width:760px){html{scroll-snap-type:y proximity}.stage{height:44svh;min-height:300px}.chapter{min-height:60svh;justify-content:flex-start;padding:30px 0;scroll-snap-align:start;scroll-margin-top:calc(44svh + 64px)}#overview>.eyebrow{display:none}.series{scroll-snap-align:start;scroll-margin-top:64px}}

body.capture .stage-mark,body.capture .view-status,body.capture .hotspot,body.capture .hotspot-guide,body.capture .stage-hint,body.capture .view-controls{display:none!important}

@media(max-width:760px){.stage-hint{display:none}.stage-mark{font-size:0}.stage-mark:after{content:"拖动旋转 360°";font-size:11px;letter-spacing:.03em}}
/* v6 mobile reading scale */
@media(max-width:760px){nav{height:60px}.wordmark{font-size:16px}.nav-right{font-size:13px}.stage{top:60px;height:38svh;min-height:260px}.story-copy{padding:0 22px}.chapter{min-height:55svh;padding:26px 0;scroll-margin-top:calc(38svh + 60px)}.chapter h1{font-size:34px;line-height:1.22;margin-bottom:18px}.chapter h1 span{font-size:16px;line-height:1.6;margin-bottom:12px;letter-spacing:.04em}.chapter h2{font-size:27px;line-height:1.4;margin-bottom:16px}.chapter p:not(.eyebrow){font-size:16px;line-height:1.75;margin-bottom:17px}.eyebrow{font-size:12px;margin-bottom:12px}.swatches button{font-size:14px;padding:7px 8px}.swatches i{width:19px;height:19px}.scroll-link{font-size:14px;margin-top:13px}.scroll-link b{font-size:21px}.view-controls{bottom:13px;padding:4px}.view-controls button{font-size:13px;padding:6px 10px}.view-status{font-size:11px}.stage-mark:after{font-size:10px}.feature-tags{gap:7px;margin-bottom:18px}.feature-tags span{font-size:14px}.detail-button{font-size:14px;padding:10px 17px}.detail-note{bottom:90px;width:210px}.detail-note strong{font-size:16px}.detail-note p{font-size:14px}.series{padding:30px 22px;scroll-margin-top:60px}.series h2{font-size:24px;line-height:1.45}.series-head p{font-size:14px;margin-top:10px}.series-grid{gap:23px}.series-grid figcaption{font-size:16px;margin-top:11px}.series-grid figcaption small{font-size:13px;margin-left:12px}.series-photo span{font-size:13px}.series-photo b{font-size:11px}footer{padding:24px 22px;font-size:14px}footer span{font-size:12px}}