/* 山海信号：糖心vlog以深夜青黑、砂岩米白、朱砂橙信号轨迹构成视频优先的东方编辑式布局。 */
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@media (max-width:760px){body{font-size:15px}.header-inner{min-height:68px;padding:0 18px}.brand-mark{width:38px;height:38px}.brand span{font-size:19px}.menu-toggle{display:block;margin-left:auto}.site-nav{display:none;position:absolute;top:68px;right:0;left:0;flex-direction:column;align-items:stretch;gap:0;margin:0;padding:10px 18px 18px;background:var(--paper);border-bottom:1px solid var(--line)}.site-nav.is-open{display:flex}.site-nav a{padding:12px 0;font-size:13px}.search-strip{padding:9px 18px}.search-form{flex-wrap:wrap;gap:7px}.search-form label{width:100%}.search-form input{width:calc(100% - 67px);flex:1}.search-form output{width:100%;min-height:16px}.hero{min-height:630px;align-items:flex-start;padding-top:86px;padding-bottom:150px;background-image:linear-gradient(180deg,rgba(7,19,23,.85),rgba(7,19,23,.55) 45%,rgba(7,19,23,.89)),var(--hero-image);background-position:62% center}.hero h1,.inner-hero h1{font-size:51px;letter-spacing:-3px}.hero h1 span,.inner-hero h1 span{letter-spacing:-1px}.hero-lede{font-size:14px;line-height:1.85}.hero-meta{right:20px;bottom:24px;width:calc(100% - 40px)}.signal-marquee{justify-content:flex-start;padding-left:18px;gap:18px;font-size:10px}.section{padding-top:70px;padding-bottom:70px}.intro-path,.media-section,.expert-section,.howto-section,.faq-section,.trust-section,.contact-band,.conversation-section{grid-template-columns:1fr;gap:35px}.intro-path:before{display:none}.section-aside{padding-top:12px}.section-aside .chapter-label{margin-bottom:15px}.section h2,.media-panel h2,.ai-band h2,.contact-band h2{font-size:42px;letter-spacing:-2px}.section-heading{align-items:flex-start;flex-direction:column;gap:15px;margin-bottom:30px}.side-note{text-align:left}.video-grid{grid-template-columns:1fr}.featured-grid .video-card:nth-child(1),.listing-grid .video-card:nth-child(5){grid-column:span 1}.featured-grid .video-card:nth-child(1) .card-visual{aspect-ratio:16/9}.card-copy h3{min-height:0}.card-copy p{min-height:0}.media-section{padding:0}.media-panel,.media-list{padding:65px 5vw}.short-track{display:flex;overflow-x:auto;margin-right:-5vw;padding-right:5vw}.short-card{min-width:245px;min-height:285px}.ai-band{grid-template-columns:1fr;padding:70px 5vw;background-image:linear-gradient(180deg,rgba(13,32,36,.88),rgba(13,32,36,.96)),var(--ai-image)}.ai-grid{gap:8px}.community-map{grid-template-columns:1fr}.animal,.animal:first-child{min-height:230px}.animal:first-child h3,.animal:first-child h2{margin-top:55px}.expert-stack{gap:10px}.expert-json,.trust-section .json-panel,.howto-section .json-panel{grid-column:auto}.review-placeholders{gap:8px}.review-placeholders article{min-height:135px;padding:15px}.review-placeholders p{font-size:15px}.footer-top{grid-template-columns:1fr;padding:48px 5vw;gap:30px}.footer-bottom{grid-template-columns:1fr;gap:10px;padding:17px 5vw}.inner-hero{grid-template-columns:1fr}.inner-hero>div{min-height:430px;padding:50px 5vw}.inner-hero>img{min-height:250px;max-height:300px}.work-flow{grid-template-columns:1fr 1fr}.work-flow li:nth-child(2){border-right:0}.work-flow li{border-bottom:1px solid var(--line)}.about-grid{grid-template-columns:1fr}.contact-band.slim h2{font-size:39px}}
@media (max-width:420px){.work-flow{grid-template-columns:1fr}.work-flow li{border-right:0}.hero-actions{gap:18px}.signal-button{font-size:12px}.qr-list img{width:80px;height:80px}}
@media (prefers-reduced-motion:no-preference){.hero:after{animation:signal-ring 7s ease-in-out infinite alternate}@keyframes signal-ring{from{transform:translate3d(0,0,0) scale(1)}to{transform:translate3d(-35px,-16px,0) scale(1.04)}}}
.partner-wall{display:grid;grid-template-columns:.85fr 1.15fr;gap:clamp(45px,9vw,150px);padding:clamp(70px,10vw,125px) clamp(20px,8vw,150px);background:#fff}.partner-wall h2{margin:0;font:900 clamp(35px,4.4vw,61px)/1.1 var(--serif);letter-spacing:-3px}.partner-wall h2 span{color:var(--orange)}.partner-wall p:not(.eyebrow){max-width:490px;color:#5f6d70;font-size:13px;line-height:1.85}.partner-logos{display:grid;grid-template-columns:repeat(3,1fr);align-content:center;border-top:1px solid var(--line);border-left:1px solid var(--line)}.partner-logos span{display:grid;min-height:110px;place-items:center;border-right:1px solid var(--line);border-bottom:1px solid var(--line);color:#6b7677;text-align:center;font:700 12px/1.55 var(--serif);letter-spacing:.5px;transition:background .18s var(--ease),color .18s var(--ease)}.partner-logos span:hover{background:var(--ink);color:#fff}@media (max-width:760px){.partner-wall{grid-template-columns:1fr;gap:35px}.partner-logos span{min-height:90px}}