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.panda-mark{display:block;width:48px;height:34px;overflow:visible}
.panda-ear,.panda-eye{fill:var(--ink)}.panda-face{fill:var(--panel);stroke:var(--ink);stroke-width:1.6}.panda-pupil{fill:var(--panel)}.panda-nose{fill:var(--accent)}
.article{max-width:820px}.article h2{margin-top:12px}.article .section-divider{margin-top:48px}
.evidence{margin:30px 0 38px;min-width:0}.evidence>a{display:block}.evidence img{width:100%;border-radius:14px;box-shadow:0 18px 44px -30px rgba(42,38,34,.30)}
.evidence figcaption{font-size:14px;color:var(--ink-2);padding-top:14px;line-height:1.75}.evidence .fig-num{display:block;color:var(--accent-dk);font:600 13px var(--mono);margin-bottom:8px}
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.path-node{position:relative;min-width:0;padding:20px 16px;border:1px solid var(--line);border-radius:12px;background:var(--bg)}
.path-node:not(:last-child)::after{content:'→';position:absolute;right:-24px;top:35%;color:var(--accent-dk);font-size:20px}.path-node b{display:block;font-size:16px}.path-node .step{font:13px var(--mono);color:var(--accent-dk);display:block;margin-bottom:10px}
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/* Case gallery: clear editorial hierarchy with authentic product imagery. */
.top{background:var(--bg)}
.case-intro{padding:62px 0 38px;max-width:820px}.case-intro h1{font-size:48px;line-height:1.18;letter-spacing:-.045em;margin-bottom:22px}.case-intro .intro{font-size:19px;line-height:1.85;color:var(--ink-2);max-width:700px;margin-bottom:0}
.case-intro .eyebrow{margin-bottom:18px}.case-gallery{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:26px;padding:12px 0 28px}
.case-cover{min-width:0;background:var(--panel);border:1px solid var(--line);border-radius:16px;overflow:hidden;position:relative;transition:border-color .18s ease}
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.cover-media{position:relative;min-width:0;margin:0;display:flex;flex-direction:column;background:var(--bg);overflow:hidden}.cover-media .image-stage{padding:26px 26px 0;display:flex;justify-content:center;align-items:center;flex:1;min-width:0}.cover-media img{width:100%;height:auto;display:block;border-radius:12px;box-shadow:0 16px 38px -26px rgba(42,38,34,.45)}
.cover-media figcaption{display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;padding:16px 26px;color:var(--ink-2);font-size:13px;line-height:1.6}.cover-media .caption-topic{font-family:var(--mono);color:var(--accent-dk);font-size:13px}.case-cover--voice .image-stage{padding:0}.case-cover--voice img{border-radius:0;box-shadow:none;aspect-ratio:8/5;object-fit:cover}.case-cover--review .image-stage{padding:24px 24px 0}.case-cover--review img{aspect-ratio:8/5;object-fit:contain;box-shadow:none}
.case-cover--featured{grid-column:1/-1}.case-cover--featured>a{display:grid;grid-template-columns:.82fr 1.18fr;min-height:440px}.case-cover--featured .cover-copy{order:-1;padding:38px}.case-cover--featured h2{font-size:38px}.case-cover--featured .cover-media{min-height:400px}.case-cover--featured .cover-media .image-stage{padding:30px 26px 0}.case-cover--featured .cover-media img{max-height:350px;object-fit:contain}.case-cover--featured .cover-media figcaption{padding-bottom:26px}
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@media(max-width:820px){.case-intro{padding:44px 0 28px}.case-intro h1{font-size:40px}.case-cover--featured>a{grid-template-columns:1fr;min-height:0}.case-cover--featured .cover-copy{order:0;padding:30px}.case-cover--featured .cover-media{min-height:0}.case-cover--featured .cover-media img{max-height:none}.case-cover--featured h2{font-size:32px}.case-cover h2{font-size:27px}.case-cover .cover-copy{padding:24px}.cover-id{gap:12px}.case-cover--featured .cover-media .image-stage{padding:26px 26px 0}}
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@media(prefers-reduced-motion:reduce){.case-cover{transition:none}}

.about .wechat-article{margin-top:38px;padding:24px;display:grid;grid-template-columns:minmax(0,1fr) 164px;gap:24px;align-items:center;border:1px solid var(--line);border-radius:14px;background:var(--panel)}
.wechat-article h2{font-size:22px;margin-bottom:12px}.about .wechat-article p{font-size:15px;line-height:1.8;margin-bottom:14px}.wechat-article figure{margin:0}.wechat-article img{width:164px;height:164px}.wechat-article figcaption{font-size:13px;color:var(--ink-2);text-align:center;margin-top:8px}
@media(max-width:720px){.about .wechat-article{grid-template-columns:1fr;padding:20px;gap:20px}.wechat-article figure{justify-self:center}}

.video-cover{width:100%;height:auto;border-radius:14px}.video-publication p{margin-top:14px}.video-publication a{display:block}.legacy-languages{font-size:14px;margin-top:24px;display:flex;gap:20px}