*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#f7faf8;color:#1d2922;font-family:-apple-system,BlinkMacSystemFont,'Segoe UI','Noto Sans SC','PingFang SC','Hiragino Sans','Microsoft YaHei',sans-serif;line-height:1.82}.guide-top{position:sticky;top:0;z-index:10;background:rgba(255,255,255,.92);backdrop-filter:blur(14px);border-bottom:1px solid #e4ece5}.guide-top-inner{max-width:980px;margin:0 auto;padding:12px 20px;display:flex;align-items:center;gap:16px}.brand{display:flex;align-items:center;gap:10px;color:#19492f;text-decoration:none;font-weight:800}.brand img{width:30px;height:30px;border-radius:9px}.lang-switch{margin-left:auto;display:flex;gap:8px}.lang-pill{border:1px solid #d8e4db;border-radius:999px;padding:5px 11px;text-decoration:none;color:#405348;background:#fff;font-size:13px}.lang-pill.active{background:#1e5c35;color:#fff;border-color:#1e5c35}.guide-wrap{max-width:920px;margin:0 auto;padding:36px 20px 72px}.guide-article{background:#fff;border:1px solid #e4ece5;border-radius:22px;box-shadow:0 18px 50px rgba(24,73,47,.08);padding:42px min(6vw,58px)}.eyebrow{margin:0 0 10px;color:#1e5c35;font-weight:800;letter-spacing:.08em;text-transform:uppercase;font-size:13px}.guide-article h1{font-size:clamp(30px,5vw,46px);line-height:1.18;margin:0 0 24px;color:#102016;letter-spacing:-.03em;overflow-wrap:anywhere}.article-body{overflow-wrap:anywhere}.article-body h2{font-size:clamp(22px,3.5vw,30px);line-height:1.28;margin:42px 0 14px;color:#163e29}.article-body h3{font-size:20px;margin:28px 0 10px}.article-body p{margin:0 0 18px}.article-body blockquote{margin:0 0 14px;padding:14px 18px;border-left:4px solid #1e5c35;background:#f2f7f3;color:#425347;border-radius:0 12px 12px 0}.article-body ul{padding-left:1.35em;margin:0 0 20px}.article-body li{margin:8px 0}.article-body hr{border:0;border-top:1px solid #e5ece6;margin:24px 0}.article-body a,.back-link{color:#1e5c35}.guide-cta{margin-top:44px;padding:28px;border-radius:18px;background:linear-gradient(135deg,#123823,#1e5c35);color:#fff}.guide-cta h2{margin:0 0 10px;font-size:24px}.guide-cta p{margin:0 0 18px;color:rgba(255,255,255,.86)}.cta-actions{display:flex;gap:12px;flex-wrap:wrap}.cta-actions a{display:inline-flex;align-items:center;justify-content:center;border-radius:999px;padding:11px 18px;font-weight:800;text-decoration:none}.cta-actions .primary{background:#e4c06a;color:#172016}.cta-actions .secondary{border:1px solid rgba(255,255,255,.55);color:#fff}.back-link{display:inline-block;margin-top:24px;text-decoration:none;font-weight:700}@media(max-width:640px){.guide-top-inner{padding:10px 14px}.guide-wrap{padding:18px 12px 42px}.guide-article{padding:26px 18px;border-radius:16px}.lang-pill{padding:4px 9px}.article-body{font-size:16px}.cta-actions a{width:100%}}
.case-gallery{margin:28px 0 40px;padding:20px 0;border-top:1px solid #e5ece6;border-bottom:1px solid #e5ece6}.case-gallery h2{margin:0 0 18px;font-size:clamp(21px,3vw,28px)}.case-gallery-item{margin:18px 0;padding:0;text-align:center}.case-gallery-item a{display:block}.case-gallery-item img{display:block;width:100%;max-width:760px;height:auto;margin:0 auto;border-radius:12px;box-shadow:0 8px 24px rgba(24,73,47,.12)}.case-gallery-item figcaption{margin-top:8px;color:#52645a;font-size:14px;line-height:1.5}.guide-figure--placeholder{display:none}@media(max-width:640px){.case-gallery{margin-left:0;margin-right:0;padding:16px 0}.case-gallery-item img{border-radius:9px}.case-gallery-item figcaption{font-size:13px}}
/* Case-study gallery: preserve source aspect ratio; links still open the full original. */
.case-gallery{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;width:100%;max-width:720px;margin-left:auto;margin-right:auto}
.case-gallery h2{grid-column:1/-1}
.case-gallery-item{min-width:0;margin:0!important;border:1px solid #e4ece5;border-radius:14px;background:#f7faf8;overflow:hidden}
.case-gallery-item a{display:block;background:#eef5f0}
.case-gallery-item img{height:auto!important}
.case-gallery-item figcaption{margin-top:0!important;padding:9px 11px}
@media(max-width:640px){.case-gallery{grid-template-columns:repeat(2,minmax(0,1fr));gap:6px;width:100%;max-width:100%}.case-gallery-item img{height:auto!important}.case-gallery-item figcaption{padding:5px 6px;font-size:12px}}
/* Inline case figures are no longer gallery thumbnails: show the full source image without crop. */
.guide-figure.case-gallery-item{margin:28px auto!important;padding:0!important;border:0!important;border-radius:0!important;background:transparent!important;overflow:visible!important;text-align:center}
.guide-figure.case-gallery-item a{display:block;background:transparent!important}
.guide-figure.case-gallery-item img{display:block;width:min(60%,420px)!important;max-width:100%!important;height:auto!important;max-height:none!important;object-fit:contain!important;margin:0 auto;border-radius:12px;box-shadow:0 8px 24px rgba(24,73,47,.12)}
.guide-figure.case-gallery-item figcaption{margin-top:8px!important;padding:0!important;color:#52645a;font-size:14px;line-height:1.5}
@media(max-width:640px){.guide-figure.case-gallery-item{margin:22px auto!important}.guide-figure.case-gallery-item img{width:100%!important;max-width:100%!important;height:auto!important;max-height:none!important;object-fit:contain!important}.guide-figure.case-gallery-item figcaption{font-size:13px}}