.zy-channels{padding:88px 0 72px;background:#f5f5f3;color:#252525}
.zy-channels>.zy-section-wrap{border:0!important;background:transparent!important;box-shadow:none!important}
.zy-channels-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:28px;margin-bottom:52px}
.zy-channels-heading small{font-size:10px;letter-spacing:2.5px;color:#8b8b85;font-weight:600}
.zy-channels-heading h2{font-size:clamp(28px,3vw,38px);line-height:1.35;font-weight:650;letter-spacing:-1px;margin:12px 0 0}
.zy-channels-heading p{font-size:13px;line-height:1.8;color:#777;margin:0 0 5px}
.zy-channel-directory{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));column-gap:64px;row-gap:46px;border:0!important}
.zy-channel-row{position:relative;min-width:0;padding:0 0 24px;border:0;background:transparent;box-shadow:none}
.zy-channel-brand{display:flex;align-items:center;margin:0 0 16px;min-height:64px;font-size:23px;font-weight:650;line-height:1.4}
.zy-channel-brand img{display:block;width:168px;height:64px;max-width:100%;object-fit:contain;object-position:left center;mix-blend-mode:multiply}
.zy-channel-type{display:block;font-size:11px;letter-spacing:1.5px;color:#999;margin-bottom:15px}
.zy-channel-links{list-style:none!important;padding:0!important;margin:0!important;display:flex;flex-direction:column;gap:10px}
.zy-channel-links li{padding:0;margin:0;min-width:0}
.zy-channel-links a{position:relative;display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:62px;padding:12px 16px 12px 20px;box-sizing:border-box;border:1px solid #e4e4de;border-radius:6px;background:linear-gradient(135deg,#fff,#fafaf8);box-shadow:0 2px 3px #20201803,0 5px 14px #20201803;font-size:14px;font-weight:600;line-height:1.6;color:#40403c;text-decoration:none;transition:transform .25s,border-color .25s,box-shadow .25s,color .25s}
.zy-channel-links a:after{display:none}
.zy-channel-links a>span:first-child{overflow-wrap:anywhere}
.zy-channel-arrow{display:grid;place-items:center;flex:0 0 30px;width:30px;height:30px;border-radius:50%;background:#efefeb;color:#77776e;font-size:17px;font-weight:400;transition:transform .25s,color .25s,background .25s}
.zy-channel-links a:hover,.zy-channel-links a:focus-visible{color:#a92721;border-color:#d6b9b4;box-shadow:0 8px 22px #5328210d;transform:translateY(-2px)}
.zy-channel-links a:hover .zy-channel-arrow,.zy-channel-links a:focus-visible .zy-channel-arrow{background:#b32620;color:#fff;transform:rotate(6deg)}
.zy-channel-links a:focus-visible{outline:2px solid #b32620;outline-offset:3px}
.zy-channel-wechat{grid-column:1/-1;display:flex;align-items:center;gap:28px;padding:24px 0 0;border-top:1px solid #ddddd6;margin-top:-14px}
.zy-channel-wechat .zy-channel-brand{min-height:0;margin:0;font-size:18px}.zy-channel-wechat .zy-channel-type{margin:0}.zy-channel-wechat .zy-channel-links{margin-left:auto!important;min-width:200px}
@media(max-width:1000px){.zy-channel-directory{column-gap:32px;row-gap:36px}.zy-channel-brand img{width:150px;height:58px}}
@media(max-width:600px){.zy-channels{padding:48px 0 40px}.zy-channels-heading{display:block;margin-bottom:34px}.zy-channels-heading p{font-size:12px;margin-top:12px}.zy-channel-directory{grid-template-columns:repeat(2,minmax(0,1fr));column-gap:26px;row-gap:30px}.zy-channel-brand{min-height:48px;margin-bottom:12px}.zy-channel-brand img{width:130px;height:48px}.zy-channel-type{font-size:10px;letter-spacing:.5px;margin-bottom:10px}.zy-channel-links a{font-size:13px;gap:8px;min-height:58px;padding:10px 11px 10px 13px}.zy-channel-arrow{flex-basis:26px;width:26px;height:26px;font-size:15px}.zy-channel-wechat{flex-wrap:wrap;gap:8px 18px;margin-top:0;padding-top:20px}.zy-channel-wechat .zy-channel-links{width:100%;margin-left:0!important;min-width:0}.zy-channel-wechat .zy-channel-brand{font-size:18px}}
@media(prefers-reduced-motion:reduce){.zy-channel-links a,.zy-channel-links a:after,.zy-channel-arrow{transition:none}.zy-channel-links a:hover,.zy-channel-links a:focus-visible,.zy-channel-links a:hover .zy-channel-arrow,.zy-channel-links a:focus-visible .zy-channel-arrow{transform:none}}
/* Broad curved composition for the brand document. */
.zy-channels:has(.zy-trademark){padding-top:0}
.zy-trademark{position:relative;isolation:isolate;overflow:hidden;background:#fafaf8;margin-bottom:76px}
.zy-trademark-curve{position:absolute;inset:0;width:100%;height:100%;z-index:-1;pointer-events:none}
.zy-trademark-layout{display:grid;grid-template-columns:1.2fr 1fr;align-items:center;gap:80px;min-height:560px;padding-top:48px;padding-bottom:58px}
.zy-trademark-copy{padding-bottom:30px}
.zy-trademark-copy>small{font-size:11px;font-weight:600;letter-spacing:3px;color:#85857d}
.zy-trademark-copy h2{font-size:clamp(34px,4vw,58px);font-weight:750;line-height:1.4;letter-spacing:-1.5px;margin:20px 0 26px}
.zy-trademark-copy h2 span{color:#b52620}
.zy-trademark-copy p{font-size:15px;line-height:2;color:#77776f;margin:0 0 25px}
.zy-trademark-copy p strong{font-size:18px;font-weight:500;color:#393934}
.zy-trademark-document{display:inline-flex;align-items:center;gap:24px;min-height:48px;border-bottom:1px solid #aaa99f;color:#363631;font-size:14px;text-decoration:none;transition:color .25s,border-color .25s}
.zy-trademark-document>span{font-size:22px;transition:transform .25s}.zy-trademark-document small{font-size:10px;letter-spacing:1px;color:#99998e}
.zy-trademark-document:hover{color:#b52620;border-color:#b52620}.zy-trademark-document:hover>span{transform:translate(2px,-2px)}
.zy-trademark-figure{margin:0;justify-self:center;width:100%;max-width:340px}
.zy-trademark-figure a{display:block}.zy-trademark-figure img{display:block;width:100%;height:420px;object-fit:contain;filter:drop-shadow(0 14px 22px #30271e20)}
.zy-trademark-figure figcaption{font-size:11px;text-align:center;color:#6e625c;letter-spacing:1px;margin-top:16px}
.zy-trademark a:focus-visible{outline:2px solid #b52620;outline-offset:5px}
@media(max-width:1000px){.zy-trademark-layout{gap:36px;min-height:500px}.zy-trademark-figure img{height:370px}.zy-trademark-figure{max-width:290px}}
@media(max-width:600px){.zy-trademark{margin-bottom:40px}.zy-trademark-layout{grid-template-columns:1fr;gap:20px;padding-top:36px;padding-bottom:52px}.zy-trademark-copy{padding-bottom:0}.zy-trademark-copy h2{font-size:36px;margin:16px 0 18px}.zy-trademark-copy p{font-size:13px;margin-bottom:16px}.zy-trademark-copy p strong{font-size:16px}.zy-trademark-figure{max-width:240px}.zy-trademark-figure img{height:310px}.zy-trademark-figure figcaption{color:#51433b}.zy-trademark-curve{width:180%;left:-80%}}
@media(prefers-reduced-motion:reduce){.zy-trademark-document,.zy-trademark-document>span{transition:none}.zy-trademark-document:hover>span{transform:none}}
.zy-home-patent{padding:36px 0;background:#fff}.zy-home-patent>.zy-section-wrap{display:grid;grid-template-columns:1fr 1.2fr auto;gap:36px;align-items:center;padding-top:26px;padding-bottom:26px;border-top:1px solid #e6e6e0;border-bottom:1px solid #e6e6e0}
.zy-home-patent small{font-size:10px;letter-spacing:1.6px;color:#999}.zy-home-patent h2{font-size:22px;line-height:1.5;margin:9px 0 0}.zy-home-patent h3{font-size:17px;margin:0 0 8px}.zy-home-patent p{font-size:12px;line-height:1.9;color:#888;margin:0}.zy-home-patent a{font-size:13px;color:#a92721;display:flex;gap:24px;align-items:center;min-height:44px;text-decoration:none}.zy-home-patent a span{font-size:22px}
.zy-patent-status{padding:20px 24px;background:#f5f5f2;border:1px solid #e2e2db;margin:24px 0}.zy-patent-status strong{font-size:17px}.zy-patent-status p{margin:8px 0 0!important;font-size:14px}
.zy-patent-table-wrap{overflow-x:auto;margin:20px 0 32px}.zy-patent-table{width:100%;border-collapse:collapse;font-size:14px}.zy-patent-table th,.zy-patent-table td{padding:13px 18px;border:1px solid #e5e5df;text-align:left;vertical-align:top}.zy-patent-table th{width:165px;font-weight:600;background:#f7f7f4}.zy-patent-table td{overflow-wrap:anywhere}
.zy-patent-drawing{margin:28px 0!important;padding:24px;background:#fafaf8;text-align:center}.zy-patent-drawing img{display:block;width:auto;max-width:100%;height:auto;max-height:720px;object-fit:contain;margin:0 auto}.zy-patent-drawing figcaption{font-size:12px;color:#888;margin-top:14px}.zy-patent-source{font-size:12px;color:#888}
@media(max-width:600px){.zy-home-patent>.zy-section-wrap{grid-template-columns:1fr;gap:18px}.zy-home-patent{padding:24px 0}.zy-home-patent h2{font-size:20px}.zy-patent-table th{width:100px}.zy-patent-table th,.zy-patent-table td{padding:10px;font-size:13px}.zy-patent-drawing{padding:12px}}
/* Keep brand and patent information in one continuous composition. */
.zy-channels:has(.zy-trademark){padding-top:0;margin-top:0}
.zy-trademark-patent{margin-top:26px;padding-top:22px;border-top:1px solid #deded5;max-width:420px}
.zy-trademark-patent>small{font-size:10px;color:#99998e;letter-spacing:1px}
.zy-trademark-patent h3{font-size:18px;line-height:1.5;font-weight:600;margin:8px 0}
.zy-trademark-copy .zy-trademark-patent p{font-size:12px;line-height:1.8;margin:0 0 8px;color:#85857a}
.zy-trademark-patent a{display:inline-flex;align-items:center;gap:26px;min-height:40px;font-size:13px;color:#a92721;text-decoration:none}
.zy-trademark-patent a span{font-size:20px;transition:transform .25s}.zy-trademark-patent a:hover span{transform:translate(2px,-2px)}
@media(max-width:600px){.zy-trademark-patent{margin-top:20px;padding-top:18px}.zy-trademark-patent h3{font-size:17px}}
@media(prefers-reduced-motion:reduce){.zy-trademark-patent a span{transition:none}.zy-trademark-patent a:hover span{transform:none}}
.zy-channel-videos{margin-top:54px;padding-top:36px;border-top:1px solid #ddddd6}
.zy-channel-videos>header{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;margin-bottom:24px}.zy-channel-videos>header small{font-size:10px;letter-spacing:2px;color:#999}.zy-channel-videos h2{font-size:26px;margin:8px 0 0;line-height:1.4}
.zy-channel-videos a{font-size:12px;line-height:1.6;color:#a92721;text-decoration:none;display:inline-flex;gap:16px;align-items:center;min-height:44px}.zy-channel-videos a:hover{text-decoration:underline}.zy-channel-videos a:focus-visible{outline:2px solid #b52620;outline-offset:3px}
.zy-channel-video-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:28px}.zy-channel-video{margin:0;min-width:0}.zy-channel-player{position:relative;aspect-ratio:16/9;background:#171717;overflow:hidden;border-radius:6px}.zy-channel-player iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.zy-channel-video figcaption{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:14px 0}.zy-channel-video figcaption strong{font-size:14px;font-weight:600}.zy-channel-video figcaption div>span{font-size:11px;color:#999;margin-left:12px}
@media(max-width:600px){.zy-channel-videos{margin-top:36px;padding-top:28px}.zy-channel-videos>header{align-items:flex-start;flex-direction:column;gap:6px}.zy-channel-videos h2{font-size:23px}.zy-channel-video-grid{grid-template-columns:1fr;gap:20px}.zy-channel-video figcaption div>span{display:block;margin:4px 0 0}}
/* Compact search strip and one continuous white product surface. */
.home main>.zy-home>.zy-search-strip{padding:18px 0!important;background:#fff!important;margin:0;border-bottom:1px solid #e8e8e3}
.home main>.zy-home>.zy-simple-products{background:#fff!important}
.zy-search-strip .zy-section-wrap{min-height:48px;gap:18px;padding:0;background:transparent;border:0;box-shadow:none}
.zy-search-intro{grid-column:1;grid-row:1;padding:0 18px 0 0;border-bottom:0}.zy-search-intro strong{font-size:16px;line-height:1.5;white-space:nowrap}
.zy-search-strip form{height:46px}.zy-hot-terms{border:0;padding:0;align-items:center}
.zy-channel-video-grid{gap:32px}.zy-channel-player{border-radius:0;background:#e7e7e2}
.zy-video-cover{position:relative;display:block;width:100%;height:100%;border:0;padding:0;text-align:left;cursor:pointer;overflow:hidden;color:#fff;background:#333}
.zy-video-cover>img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .5s}
.zy-video-shade{position:absolute;inset:0;background:linear-gradient(180deg,#00000008 20%,#00000014 45%,#101613b8)}
.zy-video-play{position:absolute;left:50%;top:44%;transform:translate(-50%,-50%);display:grid;place-items:center;width:64px;height:64px;padding-left:3px;box-sizing:border-box;border:1px solid #ffffffb3;border-radius:50%;background:#ffffff24;backdrop-filter:blur(8px);font-size:21px;transition:background .25s,border-color .25s}
.zy-video-cover-title{position:absolute;bottom:26px;left:28px;right:28px;font-size:clamp(16px,1.55vw,22px);font-weight:600;line-height:1.6;text-shadow:0 1px 10px #0003}
.zy-video-cover:hover>img{transform:scale(1.025)}.zy-video-cover:hover .zy-video-play{background:#b52620;border-color:#b52620}
.zy-video-cover:focus-visible{outline:3px solid #b52620;outline-offset:-3px}.zy-video-loading{position:absolute;inset:0;display:grid;place-items:center;background:#17201ee6;font-size:15px}.zy-video-loading[hidden]{display:none}
.zy-channel-video figcaption{align-items:flex-start;gap:18px;padding-top:18px}.zy-channel-video figcaption h3{font-size:16px;line-height:1.7;font-weight:600;margin:0;flex:1}.zy-channel-video figcaption>a{flex-shrink:0;font-size:11px;gap:8px;min-height:28px;color:#888}
@media(max-width:1000px){.zy-channel-video figcaption{display:block}.zy-channel-video figcaption>a{margin-top:6px}}
@media(max-width:782px){.home main>.zy-home>.zy-search-strip{padding:16px 0!important}.zy-search-strip .zy-section-wrap{gap:10px}.zy-search-intro{grid-column:1;grid-row:1;padding:0;border:0}.zy-search-intro strong{font-size:15px}.zy-search-strip form{grid-column:1;grid-row:2;height:44px}.zy-hot-terms{grid-column:1;grid-row:3;padding:0;gap:12px}.zy-hot-terms span,.zy-hot-terms a{font-size:11px}.zy-video-cover-title{left:18px;right:18px;bottom:18px;font-size:16px}.zy-video-play{width:52px;height:52px;font-size:17px}.zy-channel-video figcaption h3{font-size:15px}}
@media(prefers-reduced-motion:reduce){.zy-video-cover>img,.zy-video-play{transition:none}.zy-video-cover:hover>img{transform:none}}