/* 海屿网页：Apple官网展示方向。品牌素材保留，应用端另用商店式布局。 */
:root{--ink:#1d1d1f;--muted:#6e6e73;--paper:#fff;--line:#d2d2d7;--blue:#0071e3;--brand-deep:#073b79;--brand-cyan:#04c4e6;--brand-sunset:#ffb34c}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:64px}body{margin:0;color:var(--ink);background:var(--paper);font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Helvetica Neue",sans-serif;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button{font:inherit;cursor:pointer}a:focus-visible,button:focus-visible{outline:3px solid var(--blue);outline-offset:5px}button:hover,a:hover{opacity:.8}h1,h2,h3,p{margin-top:0}.skip{position:fixed;left:16px;top:-80px;z-index:10;background:#fff;padding:14px}.skip:focus{top:8px}
.nav-wrap{position:sticky;top:0;z-index:5;background:rgba(250,250,252,.92);backdrop-filter:blur(20px);border-bottom:1px solid #00000008}.nav{height:52px;max-width:1060px;margin:auto;padding:0 28px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:inline-flex;gap:6px;align-items:center;font-size:18px;font-weight:600;letter-spacing:-.02em}.brand-logo{display:block;width:34px;height:34px;object-fit:contain;flex-shrink:0}.nav-links{display:flex;gap:40px;font-size:12px}.nav-cta{color:var(--blue);font-size:12px;white-space:nowrap;min-height:44px;display:flex;align-items:center;gap:8px}
.hero{margin:0 auto 12px;background:#f5f5f7;overflow:hidden}.hero-copy{text-align:center;padding:56px 24px 42px}.hero-logo{display:block;width:88px;height:88px;object-fit:contain;margin:0 auto 10px}.eyebrow{font-size:12px;font-weight:500;letter-spacing:.06em;margin:0 0 20px;color:var(--muted)}.hero .eyebrow{margin-bottom:12px}.hero h1.brand-slogan{font-size:clamp(30px,4.5vw,64px);font-weight:600;letter-spacing:-.045em;line-height:1.18;margin:0 auto 24px;color:var(--ink)}.brand-slogan>span{display:block}.text-link{font-size:17px;color:var(--blue);display:inline-flex;gap:8px;align-items:center;min-height:44px}.hero .text-link{padding:11px 23px;background:var(--blue);color:#fff;border-radius:30px;font-size:15px}.ocean{width:100%;height:clamp(340px,37vw,560px);position:relative;overflow:hidden;background:linear-gradient(150deg,#a6d4dc,#167489 45%,#042e46)}.ocean img{height:100%;width:100%;object-fit:cover;object-position:center 48%}.ocean-shade{position:absolute;inset:0;background:linear-gradient(transparent 60%,#001d2b66)}.image-caption,.image-index{position:absolute;bottom:30px;color:#fff;font-size:12px;letter-spacing:.04em}.image-caption{left:max(28px,calc((100vw - 1000px)/2))}.image-index{right:32px;opacity:.8}
.section{max-width:1100px;margin:auto;padding:110px 48px}h2{font-size:clamp(36px,4.4vw,60px);letter-spacing:-.045em;line-height:1.16;font-weight:600;margin-bottom:0}.vision-grid{display:grid;grid-template-columns:1.15fr 1fr;gap:76px}.vision-text p{font-size:21px;line-height:1.65;letter-spacing:-.02em}.vision-text .secondary{font-size:14px;line-height:1.9;color:var(--muted);margin:28px 0 0}.experience{max-width:none;background:#f5f5f7;padding:90px max(48px,calc((100vw - 1004px)/2));border:12px solid #fff;border-left:0;border-right:0}.section-heading{display:flex;justify-content:space-between;gap:32px;align-items:flex-end;margin-bottom:44px}.section-note{font-size:15px;line-height:1.7;color:var(--muted);margin-bottom:4px}
.product-stage{position:relative;border-radius:28px;background:#101014;color:#f5f5f7;overflow:hidden;height:640px;display:flex;align-items:center;padding:64px 72px;gap:70px;max-width:1100px;margin:auto}.stage-copy{flex:1;position:relative;z-index:1}.product-app-icon{width:92px;height:92px;object-fit:contain;display:block;margin:0 0 18px -8px}.pill{display:inline-flex;align-items:center;gap:8px;border-radius:24px;padding:6px 12px;font-size:11px;color:var(--muted);background:#e8e8ed}.stage-copy .pill{color:#c3c3c8;background:#ffffff14}.stage-copy h3{font-size:42px;line-height:1.2;letter-spacing:-.04em;font-weight:600;margin:24px 0 20px}.stage-copy p{font-size:16px;line-height:1.65;color:#a1a1a6;margin-bottom:20px}.stage-copy .text-link{color:#2997ff;font-size:15px}
.phone{flex-shrink:0;width:266px;height:550px;background:#f5f5f7;border:7px solid #444448;border-radius:44px;box-shadow:0 28px 70px #0007;position:relative;transform:rotate(4deg) translateY(45px);padding:13px 15px;overflow:hidden;color:#1d1d1f}.phone-camera{position:absolute;top:10px;left:50%;transform:translateX(-50%);width:73px;height:20px;background:#191919;border-radius:20px}.phone-status{display:flex;justify-content:space-between;font-size:8px;margin:0 3px 30px;font-weight:600}.app-bar{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px;font-size:12px}.app-bar strong{display:flex;align-items:center;gap:4px}.app-bar strong::before{content:'';display:inline-block;width:24px;height:24px;background:url('assets/haiyu-logo.png') center/contain no-repeat}.app-bar span{font-size:9px;color:var(--muted)}.app-sea{height:182px;border-radius:18px;background:#fff;padding:20px;display:flex;flex-direction:column;justify-content:flex-end}.app-sea span{font-size:9px;color:var(--muted);margin-bottom:8px}.app-sea strong{font-size:25px;line-height:1.2;font-weight:600;letter-spacing:-.03em}.app-menu{display:flex;justify-content:space-around;padding:24px 0;font-size:10px}.phone h4{font-weight:600;font-size:13px;margin:10px 0 15px}.app-tile{display:flex;align-items:center;gap:10px;background:#fff;border-radius:18px;padding:16px 10px;font-size:10px}.tile-icon{width:32px;height:32px;background:#f5f5f7;border-radius:10px;display:grid;place-items:center;font-size:24px;color:var(--blue)}.app-tile div{flex:1}.app-tile strong{font-weight:600}.app-tile small{display:block;color:var(--muted);font-size:8px;margin-top:5px}.app-bottom{position:absolute;bottom:0;left:0;right:0;padding:16px;background:#fff;display:flex;justify-content:space-around;font-size:9px;color:var(--muted)}.app-bottom b{color:var(--blue);font-weight:500}.mock-caption{position:absolute;bottom:24px;left:32px;font-size:11px;color:#a1a1a6}
.experience-details{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;padding-top:32px}.experience-details article{padding:28px;background:#fff;border-radius:20px}.detail-number{font-size:11px;color:var(--muted)}.experience-details h3{font-size:24px;font-weight:600;letter-spacing:-.03em;margin:16px 0 12px}.experience-details p{font-size:14px;line-height:1.7;color:var(--muted);margin-bottom:0}.feature-note{font-size:12px;color:var(--muted);margin:24px 0 0;line-height:1.8}
.partners{padding-top:100px;padding-bottom:100px}.partner-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:42px}.partner-grid article{background:#f5f5f7;padding:32px;border-radius:22px}.partner-grid h3{display:flex;justify-content:space-between;gap:15px;font-size:22px;font-weight:600;letter-spacing:-.03em}.partner-grid h3 span{color:var(--blue)}.partner-grid p{font-size:14px;line-height:1.85;color:var(--muted);margin-bottom:0}.contact{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px;margin-top:30px;padding:24px 0;border-bottom:1px solid var(--line)}.contact-label{display:block;font-size:12px;color:var(--muted);margin-bottom:8px}.wechat-id{font-size:24px;letter-spacing:-.02em;user-select:all}.contact button{min-height:44px;border:1px solid var(--blue);border-radius:30px;background:transparent;color:var(--blue);padding:11px 20px;font-size:14px}.contact button span{margin-left:12px}#copy-status{flex-basis:100%;font-size:13px;color:var(--blue);margin:0}#copy-status:empty{display:none}.partner-note{font-size:12px;color:var(--muted);margin:20px 0 0}
.progress{max-width:none;background:#f5f5f7;border-radius:0;padding:70px max(48px,calc((100vw - 1004px)/2));margin-bottom:0}.progress-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:32px}.pill i{width:6px;height:6px;background:#20745a;border-radius:50%}.update{font-size:12px;color:var(--muted)}.progress h2{font-size:48px;margin-bottom:24px}.progress p{font-size:16px;color:var(--muted);line-height:1.7}.progress-button{background:none;border:0;padding:10px 0;color:var(--blue);display:flex;gap:16px;align-items:center;font-size:16px;min-height:44px}#status-details{border-top:1px solid var(--line);margin-top:18px;padding-top:10px}#status-details ul{padding-left:18px;color:var(--muted);font-size:13px;line-height:2.2}
.footer{background:#f5f5f7;padding:0 max(28px,calc((100vw - 1004px)/2)) 28px}.footer-top{display:flex;justify-content:space-between;align-items:center;padding:28px 0;border-top:1px solid var(--line)}.footer-top>span{color:var(--muted);font-size:12px}.footer-top>a:last-child{font-size:12px;color:var(--muted)}.footer-bottom{display:flex;flex-wrap:wrap;gap:20px;font-size:11px;color:var(--muted);padding-top:6px}.footer-bottom button{border:0;background:none;padding:0;color:inherit;font-size:11px;margin-left:auto;min-height:32px}dialog{max-width:520px;width:calc(100% - 40px);padding:32px;border:none;border-radius:24px;color:var(--ink)}dialog::backdrop{background:#0005;backdrop-filter:blur(5px)}.dialog-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}.dialog-head h2{font-size:24px}.dialog-head button{border:0;background:#f5f5f7;border-radius:50%;width:44px;height:44px;font-size:24px}dialog p{font-size:14px;color:var(--muted);line-height:1.85}dialog p:last-child{margin:0}
@media(max-width:900px){.nav-links{gap:24px}.section{padding:80px 32px}.vision-grid{gap:36px}.vision-text p{font-size:18px}.experience{padding:64px 32px}.product-stage{padding:40px;gap:28px}.stage-copy h3{font-size:34px}.phone{width:240px;height:510px}.experience-details article{padding:24px 20px}.progress{padding:64px 32px}.footer{padding:0 32px 24px}.partner-grid article{padding:28px}}
@media(max-width:540px){.nav{height:52px;padding:0 20px;gap:16px}.brand{font-size:17px}.brand-logo{width:30px;height:30px}.nav-links{gap:18px;font-size:11px}.nav-links a:first-child{display:none}.nav-cta{font-size:11px}.nav-cta span{display:none}.hero-copy{padding:36px 20px 32px}.hero-logo{width:76px;height:76px}.hero h1.brand-slogan{font-size:30px;line-height:1.24;letter-spacing:-.05em;margin-bottom:22px}.hero .eyebrow{font-size:11px;margin-bottom:12px}.hero .text-link{font-size:14px;padding:10px 22px}.ocean{height:350px}.ocean img{object-position:46% center}.image-caption{left:24px;bottom:24px;font-size:11px}.image-index{right:24px;bottom:24px;font-size:10px}.section{padding:64px 24px}h2{font-size:38px}.eyebrow{margin-bottom:18px}.vision-grid{grid-template-columns:1fr;gap:28px}.vision-text p{font-size:19px}.vision-text .secondary{font-size:14px;margin-top:20px}.section-heading{display:block;margin-bottom:28px}.section-note{font-size:14px;margin-top:20px}.experience{padding:56px 20px}.product-stage{display:block;height:800px;padding:32px 28px;border-radius:24px}.product-app-icon{width:76px;height:76px;margin-bottom:12px}.stage-copy h3{font-size:34px;margin:20px 0 16px}.stage-copy p{font-size:14px;line-height:1.65}.phone{position:absolute;right:32px;top:365px;transform:rotate(5deg);width:236px;height:485px}.mock-caption{left:20px;bottom:20px;max-width:80px;line-height:1.7}.experience-details{grid-template-columns:1fr;gap:12px;padding-top:20px}.experience-details article{padding:24px}.experience-details h3{font-size:23px;margin:10px 0}.experience-details p{font-size:14px}.feature-note{font-size:11px}.partner-grid{grid-template-columns:1fr;gap:16px;margin-top:28px}.partner-grid article{padding:28px}.partner-grid h3{font-size:21px}.contact{margin-top:24px}.wechat-id{font-size:22px}.contact button{font-size:13px}.progress{padding:56px 24px}.progress h2{font-size:38px}.progress p{font-size:14px}.footer{padding:0 24px 24px}.footer-top>span{display:none}.footer-bottom{gap:10px;font-size:10px}.footer-bottom button{font-size:10px}.dialog-head h2{font-size:22px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important;animation:none!important}}

/* 品牌横向展示，保留原图比例和颜色。 */
.equipment-partners{margin-top:48px}.partners-heading{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:18px}.partners-heading h3{font-size:22px;font-weight:600;letter-spacing:-.03em;margin:0}.partner-controls{display:flex;gap:10px}.partner-controls button{display:grid;place-items:center;width:44px;height:44px;border:0;border-radius:50%;background:#f5f5f7;color:var(--ink);font-size:29px;line-height:1}.partner-controls button:disabled{opacity:.25;cursor:default}.brand-partners{display:flex;gap:28px;list-style:none;margin:0;padding:16px 0 24px;overflow-x:auto;scroll-snap-type:x mandatory;scrollbar-width:thin;scrollbar-color:#d2d2d7 transparent;overscroll-behavior-x:contain}.brand-partners:focus-visible{outline:3px solid var(--blue);outline-offset:6px}.brand-partners li{flex:0 0 38%;min-width:0;text-align:center;padding:20px 24px;scroll-snap-align:start}.partner-logo{height:118px;display:flex;align-items:center;justify-content:center}.partner-logo img{display:block;max-width:210px;width:100%;height:100%;object-fit:contain}.brand-partners p{font-size:14px;font-weight:500;color:var(--muted);margin:24px 0 0;overflow-wrap:anywhere}@media(max-width:540px){.equipment-partners{margin-top:32px}.partners-heading h3{font-size:19px}.partner-controls{gap:6px}.brand-partners{gap:16px;margin-right:-24px;padding-right:24px;scroll-padding-left:0}.brand-partners li{flex-basis:66%;padding:20px 16px}.partner-logo{height:100px}.partner-logo img{max-width:180px}.brand-partners p{margin-top:20px}}

.sports-overview{margin-top:64px;padding-top:48px;border-top:1px solid #e8e8ed}.sports-overview .eyebrow{margin-bottom:12px}.sports-overview>h3{font-size:clamp(24px,3vw,36px);font-weight:600;letter-spacing:-.04em;margin-bottom:28px}.sports-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px;list-style:none;padding:0;margin:0}.sports-list li{padding:24px 0}.sport-number{font-size:12px;color:var(--muted)}.sports-list h4{font-size:24px;font-weight:500;letter-spacing:-.03em;margin:16px 0 0}.institutions-overview{margin-top:40px}.institution-rail{display:flex;gap:20px;overflow-x:auto;overscroll-behavior-x:contain;scroll-snap-type:x mandatory;scrollbar-width:thin;scrollbar-color:#d2d2d7 transparent;list-style:none;padding:16px 0 24px;margin:0}.institution-rail li{flex:0 0 24%;display:grid;place-items:center;min-height:100px;padding:20px 16px;scroll-snap-align:start;font-size:clamp(20px,2.8vw,30px);font-weight:600;letter-spacing:-.04em;white-space:nowrap}.institution-rail:focus-visible{outline:3px solid var(--blue);outline-offset:6px}@media(max-width:540px){.sports-overview{margin-top:40px;padding-top:32px}.sports-list{gap:12px}.sports-list li{padding:12px 0}.sports-list h4{font-size:17px;line-height:1.5;margin-top:12px}.institutions-overview{margin-top:32px}.institution-rail{gap:16px;margin-right:-24px;padding-right:24px}.institution-rail li{flex-basis:44%;min-height:88px}}

.institution-rail li{flex-basis:32%;display:flex;flex-direction:column;justify-content:center;gap:20px;min-height:164px;white-space:normal}.institution-logo{width:100%;height:100px;display:flex;align-items:center;justify-content:center;padding:16px;border-radius:12px}.institution-logo img{display:block;width:100%;height:100%;max-width:220px;object-fit:contain}.institution-logo-dark{background:#102c45}.institution-logo-compact img{max-width:126px;max-height:50px}.institution-rail li p{font-size:13px;font-weight:500;letter-spacing:0;color:var(--muted);margin:0;text-align:center}@media(max-width:540px){.institution-rail li{flex-basis:70%;padding:16px 8px}.institution-logo{height:100px}}

.sports-list{gap:24px}.sports-list li{padding:0;min-width:0}.sport-photo{display:block;width:100%;aspect-ratio:4/5;height:auto;object-fit:cover;border-radius:22px;background:#0b3443}.sport-photo[src*="freediving"]{object-position:46% 65%}.sport-photo[src*="scuba"]{object-position:63% center}.sport-photo[src*="mermaiding"]{object-position:43% center}.sport-caption{padding:20px 4px 0}.sports-list h4{margin-top:8px}@media(max-width:540px){.sports-list{display:flex;gap:16px;overflow-x:auto;scroll-snap-type:x mandatory;overscroll-behavior-x:contain;scrollbar-width:thin;margin-right:-24px;padding:0 24px 20px 0}.sports-list li{flex:0 0 82%;scroll-snap-align:start}.sport-photo{border-radius:18px}.sports-list h4{font-size:24px}.sport-caption{padding-top:16px}}

.venue-partners{margin-top:48px;padding-top:40px;border-top:1px solid #e8e8ed}.venue-list{list-style:none;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:32px;padding:0;margin:24px 0 0}.venue-list li{min-width:0;padding:24px 0}.venue-city{font-size:13px;color:var(--muted)}.venue-list h4{font-size:clamp(24px,3vw,32px);font-weight:600;letter-spacing:-.03em;margin:12px 0 0;line-height:1.35}@media(max-width:540px){.venue-partners{margin-top:32px;padding-top:32px}.venue-list{gap:20px;margin-top:16px}.venue-list li{padding:16px 0}.venue-list h4{font-size:23px}}

.venue-list li{padding:0}.venue-photo{display:block;width:100%;height:auto;aspect-ratio:3/2;object-fit:cover;border-radius:20px;background:#e8eef2}.venue-caption{padding:22px 2px 0}.venue-description{font-size:14px;color:var(--muted);line-height:1.6;margin:12px 0 0}@media(max-width:540px){.venue-list{grid-template-columns:1fr;gap:32px}.venue-photo{border-radius:18px}.venue-caption{padding-top:18px}}

.venue-photo[src*="lanyu33-user"]{object-position:center 52%}.venue-photo[src*="b12-user"]{object-position:center 35%}

/* 首页内容层次：介绍、运动、产品、场馆、品牌与机构、联系。 */
.vision-status{font-size:13px!important;line-height:1.85!important;color:var(--muted);margin:24px 0 0!important;padding-top:20px;border-top:1px solid #e8e8ed}.sports-overview.section{margin:0 auto;padding:20px 48px 100px;border-top:0}.sports-overview>h2{max-width:760px;margin-bottom:40px}.sports-overview .eyebrow{margin-bottom:20px}.sports-list h3{font-size:25px;line-height:1.3;letter-spacing:-.03em;font-weight:600;margin:8px 0 12px}.sport-description{font-size:14px;line-height:1.8;color:var(--muted);margin:0;max-width:28em}.venue-partners.section{margin:0 auto;padding:100px 48px;border:0}.venue-list h3{font-size:30px;font-weight:600;letter-spacing:-.03em;margin:12px 0 0}.venue-detail{font-size:14px;line-height:1.8;color:var(--muted);margin:12px 0 0}.venue-location{font-size:14px;margin-top:12px}.partners.section{border-top:1px solid #e8e8ed}.institutions-overview{margin-top:56px;padding-top:40px;border-top:1px solid #e8e8ed}.contact-section{padding-top:80px;padding-bottom:80px}.contact-section h2{font-size:clamp(32px,4vw,48px)}.contact-section .contact{margin-top:36px}.nav-links{gap:26px}@media(max-width:900px){.sports-overview.section{padding:0 32px 72px}.venue-partners.section{padding:72px 32px}.nav-links{gap:20px}}@media(max-width:540px){.sports-overview.section{padding:0 24px 64px}.sports-overview>h2{font-size:34px;margin-bottom:28px}.venue-partners.section{padding:64px 24px}.venue-list h3{font-size:26px}.contact-section{padding-top:56px;padding-bottom:56px}.nav-links{gap:14px}.nav-cta{display:none}.nav{gap:14px}.sport-description{font-size:14px}.institutions-overview{margin-top:36px;padding-top:28px}}

/* 账户入口与登录弹窗 */
.account-entry{border:0;border-radius:999px;background:#0071e3;color:#fff;font:inherit;font-size:13px;padding:8px 18px;white-space:nowrap;cursor:pointer}.account-dialog{width:min(440px,calc(100% - 32px));box-sizing:border-box;padding:32px;border:0;border-radius:26px;max-height:90dvh;overflow:auto}.account-dialog h2{font-size:27px}.account-intro{color:#6e6e73;line-height:1.7}.account-dialog form{display:grid;gap:10px;margin-top:24px}.account-dialog label{font-size:14px;margin-top:6px}.account-dialog input{box-sizing:border-box;width:100%;padding:14px;border:1px solid #86868b;border-radius:12px;font:inherit;background:#fff;color:#1d1d1f}.account-dialog input:focus-visible{outline:3px solid #0071e3;outline-offset:2px}.account-primary{width:100%;padding:14px;border:0;border-radius:999px;background:#0071e3;color:white;font:inherit;cursor:pointer;margin-top:12px}.account-help{font-size:12px;line-height:1.8;color:#6e6e73;margin-top:20px}.account-privacy{border:0;background:none;color:#0071e3;cursor:pointer;padding:0;font:inherit;font-size:13px}#account-status{font-size:14px;line-height:1.7;min-height:24px;overflow-wrap:anywhere}.account-dialog dt{color:#6e6e73;font-size:13px;margin-top:20px}.account-dialog dd{margin:6px 0 20px;overflow-wrap:anywhere}.account-dialog [hidden]{display:none!important}.account-dialog button:disabled{opacity:.55;cursor:wait}@media(max-width:600px){.account-dialog{padding:24px}.account-entry{padding:8px 12px}.nav-links{gap:12px}}
.cert-dialog{width:min(620px,calc(100% - 32px))}.cert-dialog select{padding:12px;border:1px solid #86868b;border-radius:12px;background:white;color:#1d1d1f;font:inherit;min-width:0}.cert-card{padding:14px 16px;border-radius:14px;background:#f5f5f7;margin:12px 0;font-size:14px;line-height:1.8;white-space:pre-line;overflow-wrap:anywhere}.cert-pages{display:flex;justify-content:space-between;margin:16px 0}.cert-pages button{background:none;border:0;color:#0071e3;padding:8px;cursor:pointer}.cert-pages button:disabled{opacity:.4}.cert-consent{display:flex;align-items:flex-start;gap:10px;line-height:1.7}.cert-dialog .cert-consent input{width:auto;margin-top:6px}#cert-image-view{max-width:100%;max-height:240px;object-fit:contain;margin:12px auto}#cert-status{font-size:14px;line-height:1.8;min-height:25px}

/* 机构概览与资料详情 */
.institution-rail li{align-items:stretch;justify-content:flex-start;min-height:330px;padding:16px;gap:0}.institution-card{display:flex;flex-direction:column;height:100%;gap:16px;white-space:normal}.institution-card h4{font-size:18px;letter-spacing:-.02em;margin:0;line-height:1.4}.institution-tags{display:flex;gap:6px;flex-wrap:wrap}.institution-tags span{font-size:11px;letter-spacing:0;font-weight:400;padding:5px 9px;border-radius:999px;background:#f5f5f7;color:#6e6e73}.institution-rail li .institution-intro{font-size:13px;line-height:1.8;text-align:left;min-height:48px;font-weight:400}.institution-more{font-size:13px;letter-spacing:0;color:var(--blue);font-weight:400;margin-top:auto;padding:4px 0}.institution-hero{padding-top:76px;padding-bottom:70px}.institution-detail-logo{width:240px;height:125px;display:flex;align-items:center;justify-content:center;border-radius:18px;padding:24px;margin-bottom:32px;background:#f5f5f7}.institution-detail-logo.institution-logo-dark{background:#102c45}.institution-detail-logo img{width:100%;height:100%;object-fit:contain}.institution-detail-logo img[src$="institution-sdi-group.png"]{max-width:126px;max-height:50px}.institution-hero h1{font-size:clamp(34px,6vw,68px);letter-spacing:-.05em;line-height:1.1;margin:0 0 16px;overflow-wrap:anywhere}.institution-full-name{font-size:16px;color:var(--muted);line-height:1.7}.institution-about{font-size:20px;line-height:1.9;max-width:760px;margin:28px 0 18px}.institution-content{padding-top:64px;border-top:1px solid #e8e8ed}.institution-notes{margin:30px 0;color:var(--muted);font-size:14px;line-height:1.9}.institution-sport-section{padding:40px 0;border-top:1px solid #e8e8ed}.institution-sport-section h3{font-size:28px;letter-spacing:-.03em;margin-bottom:12px}.institution-sport-intro{font-size:15px;line-height:1.9;color:var(--muted);max-width:750px}.institution-course-group h4{font-size:15px;margin:28px 0 12px}.institution-course-list{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.institution-course-list li{padding:18px 20px;background:#f5f5f7;border-radius:16px;line-height:1.6;font-size:15px;overflow-wrap:anywhere}.institution-course-list strong{font-weight:500}.institution-disclaimer,.institution-empty{font-size:13px;color:var(--muted);line-height:1.9}.institution-certify{background:#f5f5f7;border-radius:28px;padding-top:56px;padding-bottom:56px}.institution-certify>p:not(.eyebrow){font-size:15px;line-height:1.8;margin:24px 0}.institution-certify .account-entry{display:inline-flex;align-items:center;min-height:44px}.institution-sources{padding-top:56px;padding-bottom:56px}.institution-sources h2{font-size:24px;margin-bottom:20px}.institution-sources p,.institution-sources li{font-size:13px;line-height:2;color:var(--muted)}.institution-sources ul{padding-left:20px}.institution-sources a{color:var(--blue)}.institution-page .footer{margin-top:36px}#institution-status{font-size:14px;line-height:1.8;margin-top:20px}#institution-retry{border:0;background:none;padding:12px 0;color:var(--blue)}.institution-page [hidden]{display:none!important}@media(max-width:600px){.institution-hero{padding-top:44px}.institution-about{font-size:17px}.institution-course-list{grid-template-columns:1fr}.institution-certify{margin:0 16px;padding:36px 24px}.institution-page .nav .text-link{font-size:13px}.institution-rail li{min-height:330px}.institution-detail-logo{width:210px}}
.institution-course-description{font-size:13px;color:var(--muted);font-weight:400;line-height:1.8;margin:8px 0 0}
.cert-date{border:0;padding:0;margin:6px 0 0;min-width:0}.cert-date legend{font-size:14px;padding:0;margin-bottom:10px}.cert-date-selects{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:10px}.cert-date-selects select{width:100%;min-width:0;min-height:46px}

/* 账户内认证卡包 */
.account-secondary{width:100%;padding:13px 18px;border:1px solid #d2d2d7;border-radius:999px;background:white;color:#0071e3;font:inherit;cursor:pointer;margin-top:12px}.cards-dialog{width:min(860px,calc(100% - 32px));padding:32px}.cards-dialog .eyebrow{font-size:11px;margin-bottom:8px}.cards-toolbar{display:flex;justify-content:space-between;align-items:center;gap:12px;margin:18px 0}.cards-toolbar p{font-size:14px;color:var(--muted);margin:0}.cards-toolbar button{border:0;background:none;color:var(--blue);padding:10px}.cards-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.certificate-wallet-card{position:relative;text-align:left;border:1px solid #d7e4ec;border-radius:24px;padding:24px;overflow:hidden;color:#102e45;background:linear-gradient(145deg,#f4fcff 0%,#e5f2f9 68%,#d6edf5 100%);box-shadow:0 8px 24px #0f365908;min-width:0}.certificate-wallet-card:hover{opacity:1;border-color:#89b5ce}.certificate-card-header{display:flex;align-items:center;gap:12px;min-height:52px}.certificate-card-logo{flex:0 0 92px;height:52px;display:flex;align-items:center;justify-content:center;border-radius:10px;padding:10px;background:#ffffffb3}.certificate-card-logo img{width:100%;height:100%;object-fit:contain}.certificate-card-logo-dark{background:#102c45}.certificate-card-agency{font-size:12px;font-weight:600;line-height:1.5;overflow-wrap:anywhere}.certificate-card-category{font-size:12px;line-height:1.6;margin:24px 0 8px;color:#42657a}.certificate-card-name{font-size:24px;line-height:1.25;letter-spacing:-.035em;margin:0 0 24px;font-weight:600;overflow-wrap:anywhere}.certificate-card-fields{display:grid;gap:12px;margin:0}.certificate-card-fields>div{display:grid;grid-template-columns:70px minmax(0,1fr);gap:12px;align-items:baseline}.cards-dialog .certificate-card-fields dt{font-size:11px;color:#547487;margin:0}.cards-dialog .certificate-card-fields dd{font-size:13px;color:#102e45;margin:0;overflow-wrap:anywhere}.certificate-card-footer{display:block;font-size:10px;letter-spacing:.08em;color:#547487;margin-top:26px}.cards-detail{padding:24px;margin-top:24px;border-radius:20px;background:#f5f5f7}.cards-detail h3{font-size:24px;line-height:1.4;margin-bottom:10px;overflow-wrap:anywhere}.cards-detail>p{font-size:13px;line-height:1.8;color:var(--muted)}#cards-status{font-size:14px;line-height:1.8;margin-top:18px}.cards-dialog [hidden]{display:none!important}@media(max-width:650px){.cards-dialog{padding:24px}.cards-list{grid-template-columns:1fr}.certificate-wallet-card{padding:24px}.certificate-card-name{font-size:25px}}

/* 官网商城：商品目录与规格浏览 */
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.shop-page [hidden]{display:none!important}.shop-page .nav .text-link{font-size:13px}.shop-hero{padding-top:64px;padding-bottom:44px}.shop-hero h1{font-size:clamp(38px,5.6vw,66px);letter-spacing:-.05em;line-height:1.13;margin:0 0 24px}.shop-hero>p:not(.eyebrow){font-size:17px;line-height:1.8;color:var(--muted)}.shop-page .shop-notice{font-size:12px;line-height:1.9;color:var(--muted)}.shop-catalog{padding-top:0}.shop-search{display:flex;gap:12px;max-width:650px;margin-bottom:24px}.shop-search input{min-width:0;flex:1;padding:14px 18px;border:1px solid #d2d2d7;border-radius:999px;font:inherit;font-size:15px;background:#f5f5f7}.shop-filters{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.shop-filters label{font-size:12px;color:var(--muted);display:grid;gap:8px}.shop-filters select,.product-info select{width:100%;min-width:0;padding:12px;border:1px solid #d2d2d7;border-radius:12px;background:white;font:inherit;color:var(--ink)}.shop-meta{display:flex;gap:12px;align-items:center;margin:18px 0}.shop-meta p{font-size:11px;line-height:1.8;color:var(--muted);margin:0}.shop-meta button{border:0;background:none;color:var(--blue);font-size:12px;white-space:nowrap}#shop-status{font-size:13px;color:var(--muted);line-height:1.8;margin:24px 0}.shop-products{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:32px 24px}.shop-product{display:block;min-width:0}.shop-image{display:flex;align-items:center;justify-content:center;aspect-ratio:1;background:#f5f5f7;border-radius:20px;overflow:hidden}.shop-image img{width:100%;height:100%;object-fit:contain;display:block}.shop-image-placeholder{font-size:13px;color:var(--muted);padding:24px;text-align:center}.shop-product-category{font-size:11px;color:var(--muted);margin:16px 0 8px}.shop-product h2{font-size:15px;letter-spacing:-.01em;line-height:1.7;font-weight:500;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:51px;margin:0}.shop-product-price{font-size:15px;margin:12px 0 0;font-weight:600;line-height:1.7}.shop-pagination{display:flex;justify-content:center;align-items:center;gap:24px;margin-top:48px;font-size:13px}.shop-pagination button{border:1px solid #d2d2d7;border-radius:999px;background:white;padding:10px 18px;color:var(--blue)}.shop-pagination button:disabled{opacity:.35;cursor:default}.product-state{padding-top:24px;padding-bottom:0;font-size:14px}.product-state #product-status:empty{display:none}.product-overview{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:48px;padding-top:40px;padding-bottom:64px}.product-info{min-width:0}.product-info h1{font-size:clamp(24px,3vw,36px);line-height:1.45;letter-spacing:-.03em;margin-bottom:14px;overflow-wrap:anywhere}.product-subtitle{font-size:14px;color:var(--muted);line-height:1.8}.product-price{font-size:28px;font-weight:600;line-height:1.5;margin:24px 0}.product-info label{font-size:13px;display:block;margin:24px 0 10px}.product-info select{font-size:13px;line-height:1.6}.product-stock{font-size:14px;line-height:1.8;margin:18px 0 10px}.product-thumbnails{display:flex;gap:10px;overflow-x:auto;margin-top:12px;padding:4px}.product-thumbnails button{flex:0 0 64px;width:64px;padding:0;border:1px solid #d2d2d7;border-radius:12px;background:none;overflow:hidden}.product-thumbnails .shop-image{border-radius:10px}.product-main-image .shop-image{border-radius:26px}.product-attributes-section,.product-detail-section{padding-top:40px;padding-bottom:48px;border-top:1px solid #e8e8ed}.product-attributes-section h2,.product-detail-section h2{font-size:30px;margin-bottom:30px}.product-attributes{margin:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 32px}.product-attributes>div{display:grid;grid-template-columns:90px minmax(0,1fr);gap:16px;padding:16px 0;border-bottom:1px solid #e8e8ed;font-size:13px;line-height:1.8}.product-attributes dt{color:var(--muted)}.product-attributes dd{margin:0;overflow-wrap:anywhere}.product-detail-images{max-width:760px;margin:auto}.product-detail-images .shop-image{aspect-ratio:auto;border-radius:0;min-height:80px}.product-detail-images img{height:auto}.shop-page .footer p{font-size:12px;color:var(--muted)}@media(max-width:700px){.shop-products{grid-template-columns:repeat(2,minmax(0,1fr));gap:24px 16px}.product-overview{grid-template-columns:1fr;gap:30px}.product-attributes{grid-template-columns:1fr}.shop-filters{gap:8px}.shop-filters select{padding:10px 6px;font-size:12px}.shop-hero{padding-top:44px;padding-bottom:32px}.shop-product h2{font-size:13px;min-height:45px}.shop-product-price{font-size:13px}.shop-search{gap:8px}.shop-pagination{gap:16px}.shop-pagination button{padding:10px 14px}}@media(max-width:600px){.nav-links a[href="#experience"],.nav-links a[href="#contact"]{display:none}}
.brand-partners li{align-items:stretch;justify-content:flex-start;white-space:normal}.equipment-brand-card{display:flex;flex-direction:column;gap:16px;height:100%;text-align:left}.equipment-brand-card h4{font-size:20px;line-height:1.4;letter-spacing:-.02em;margin:0}.brand-partners li .equipment-brand-intro{font-size:13px;line-height:1.8;text-align:left;font-weight:400;color:var(--muted);margin:0;min-height:48px}.equipment-brand-more{font-size:13px;line-height:1.6;color:var(--blue);letter-spacing:0;font-weight:400;margin-top:auto}.shop-filters{grid-template-columns:repeat(4,minmax(0,1fr))}.product-brand{font-size:13px;margin-bottom:10px}@media(max-width:700px){.shop-filters{grid-template-columns:repeat(2,minmax(0,1fr))}}
.venue-type{display:inline-block;margin-left:12px;padding:4px 10px;border-radius:20px;background:#f5f5f7;color:#515154;font-size:12px;line-height:1.4}.venue-photo[src*="baoding-aquarium"]{object-position:center 52%}.venue-photo[src*="haozheng"]{object-position:center 46%}.venue-list{row-gap:44px}
.dive-promo{border-top:1px solid #e8e8ed;padding-top:80px;padding-bottom:80px}.dive-promo>p:not(.eyebrow){font-size:17px;line-height:1.8;color:var(--muted);margin:24px 0}.dive-promo-links{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;margin:36px 0}.dive-promo-links a{display:flex;flex-direction:column;gap:12px;background:#f5f5f7;border-radius:22px;padding:28px;color:#1d1d1f}.dive-promo-links span{font-size:12px;color:var(--muted)}.dive-promo-links strong{font-size:22px;font-weight:600;letter-spacing:-.025em}@media(max-width:700px){.dive-promo-links{grid-template-columns:1fr;gap:14px}.dive-promo-links a{padding:24px}.dive-promo{padding-top:56px;padding-bottom:56px}}

/* 首页四项运动：桌面并排，中等屏幕两列，小屏沿用横向滑动。 */
.footer>.icp-record{display:block;width:fit-content;margin-top:12px;font-size:12px;line-height:1.6;color:var(--muted)}.footer>.icp-record:hover{text-decoration:underline}.footer>.icp-record:focus-visible{outline:3px solid #98c9fa;outline-offset:3px}#privacy-dialog{max-height:calc(100dvh - 48px);overflow-y:auto}
.sports-list{grid-template-columns:repeat(4,minmax(0,1fr))}.sport-photo[src*="swimming"]{object-position:32% center}@media(min-width:541px) and (max-width:1000px){.sports-list{grid-template-columns:repeat(2,minmax(0,1fr))}}