:root{--teal:#22665f;--accent:#e7a23d;--ice:#f2f6f3}
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solid #dba052;padding-left:16px;margin-top:30px;max-width:1050px}.solutions .solution-card{min-height:340px;gap:18px}.form-delivery-note{font-size:.75rem;color:#526c63;line-height:1.55}.button-accent{background:#e7a23d}.profile-body{background:#f7f8f5;font-family:"DM Sans","Microsoft YaHei",sans-serif}.profile-header{padding:20px 6vw;display:flex;align-items:center;justify-content:space-between;gap:20px;border-bottom:1px solid #d7e0d8;background:#fff}.profile-header nav{display:flex;gap:25px;align-items:center;font-size:.85rem}.profile-header nav a:last-child{border:1px solid #d7e0d8;padding:7px 13px;border-radius:6px}.profile-hero{max-width:1500px;margin:auto;padding:90px 6vw 70px;display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:50px}.profile-hero h1{font-size:clamp(2.5rem,4.4vw,4.7rem);line-height:1.2;letter-spacing:-.04em}.profile-hero figure{margin:0}.profile-hero figure img{width:100%;height:auto;border-radius:14px}.profile-lede{font-size:1.06rem;color:#486258;line-height:1.9;margin:26px 0 18px}.source-line{font-size:.72rem;line-height:1.75;color:#6a7b73;margin-bottom:25px}.profile-content,.profile-gallery,.profile-notes{padding:70px 6vw;max-width:1500px;margin:auto}.profile-title{max-width:900px;margin-bottom:36px}.profile-title h2{font-size:clamp(1.8rem,3vw,2.8rem);line-height:1.3}.profile-title>p:not(.eyebrow){color:#52695f;line-height:1.9}.profile-points{display:grid;grid-template-columns:1fr 1fr;gap:0 50px}.profile-point{display:grid;grid-template-columns:32px 1fr;gap:15px;padding:32px 0;border-top:1px solid #ccd9cf}.point-num{font-size:.73rem;font-weight:800;color:#ac7527}.profile-point h2{font-size:1.25rem;line-height:1.45;letter-spacing:-.02em}.profile-point p{font-size:.94rem;line-height:1.95;color:#496357}.profile-point small{font-size:.7rem;color:#718578}.layer-panel{display:grid;grid-template-columns:1fr 1fr;gap:60px;border-radius:16px;background:#eaf0e9;padding:38px;margin-top:24px}.layer-panel h2{font-size:1.7rem}.layer-panel p{color:#496357;line-height:1.85}.layer-bars{display:flex;flex-direction:column;gap:7px}.layer-bars>div{width:calc(48% + var(--layer)*1.3%);padding:10px 12px;background:#fffaf1;border-left:4px solid #e8cd9d;display:flex;justify-content:space-between;gap:16px;font-size:.73rem;min-width:240px}.layer-bars>div:nth-child(4){background:#eed5b0}.layer-bars>div:last-child{background:#ddbf91}.profile-gallery{background:#eaf0e9;max-width:none}.material-gallery{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;margin-bottom:30px}.material-gallery figure{margin:0}.material-gallery img{width:100%;height:auto;border-radius:12px}.profile-disclosures details{padding:23px 0;border-top:1px solid #ccd9cf}.profile-disclosures summary{cursor:pointer;font-weight:700;line-height:1.7}.profile-disclosures p{font-size:.9rem;line-height:1.9;color:#52695f;max-width:1000px}.profile-cta{padding:60px 6vw;background:#143e38;color:white}.profile-cta h2{font-size:clamp(1.8rem,3vw,2.8rem);line-height:1.4}.profile-cta p{color:#d4e2d8;max-width:840px;line-height:1.8}.profile-cta .button{width:auto;margin-top:15px}.profile-footer{padding:27px 6vw;display:flex;justify-content:space-between;gap:30px;font-size:.75rem;color:#b4c7ba}.profile-body :focus-visible,.text-link:focus-visible{outline:3px solid #e7a23d;outline-offset:5px}
@media(max-width:1100px){.material-story{gap:30px}.profile-hero{gap:30px}.material-metrics article{padding:24px 18px}.layer-panel{gap:30px;padding:28px}.profile-points{gap:0 28px}}
@media(max-width:820px){.material-story,.profile-hero,.layer-panel{grid-template-columns:1fr}.material-metrics{grid-template-columns:1fr}.material-metrics article,.material-metrics article:first-child{padding:24px 0;border-right:0;border-bottom:1px solid #c8d9d0}.material-metrics strong{font-size:2.35rem}.material-metrics p{max-width:none}.profile-hero{padding-top:56px}.profile-points{grid-template-columns:1fr}.material-gallery{grid-template-columns:1fr}.material-gallery figure{max-width:700px}.profile-content,.profile-gallery,.profile-notes{padding-top:50px;padding-bottom:50px}.profile-header{padding:14px 5vw}.profile-header .brand-type{font-size:.95rem}.profile-header nav{gap:12px;font-size:.75rem}.profile-header .saiwen-mark{width:40px;flex-basis:40px}.profile-footer{flex-direction:column;gap:12px}.hero-image-wrap{width:90%;margin:0}.profile-title h2{line-height:1.5}}
@media(max-width:420px){.profile-header .brand{gap:7px}.profile-header nav{gap:8px}.profile-header nav a:last-child{padding:6px 8px}.profile-header .brand-type{font-size:.83rem}.profile-hero h1{font-size:2.35rem}.profile-point{grid-template-columns:26px 1fr;gap:10px}.layer-panel{padding:22px 16px}.layer-bars>div{min-width:210px}.profile-header .saiwen-mark{width:36px;flex-basis:36px}}
.smile-demo{display:grid;grid-template-columns:.8fr 1.2fr;gap:36px;margin-top:32px;padding:36px;background:#143e38;color:white;border-radius:16px;scroll-margin-top:100px}.smile-demo h3{font-size:clamp(1.8rem,2.7vw,2.5rem);line-height:1.15}.smile-demo-copy>p:not(.eyebrow){font-size:.9rem;line-height:1.8;color:#d1dfd7}.smile-demo ul{padding-left:18px;font-size:.8rem;line-height:1.9;color:#e4eee8}.smile-demo .simulation-note{font-size:.76rem!important;border-left:2px solid #e7a23d;padding-left:13px}.smile-demo a{color:#f4c989;font-size:.85rem;font-weight:700}.smile-demo-media{min-width:0;align-self:center}.smile-demo video{display:block;width:100%;height:auto;aspect-ratio:1280/592;background:#0a211d;border-radius:9px;object-fit:contain}.smile-demo-media>p{font-size:.72rem;color:#b9cfc2}.smile-demo details{font-size:.78rem;color:#d1dfd7;line-height:1.85}.smile-demo summary{cursor:pointer}.layer-bars>div{width:100%;min-width:0;position:relative;border-left:0;background:transparent!important;isolation:isolate}.layer-bars>div:before{content:"";position:absolute;inset:0 auto 0 0;width:calc(var(--layer)*2.5%);background:#dbb983;opacity:.45;z-index:-1}.layer-bars>div:nth-child(4):before{opacity:.7}@media(max-width:820px){.smile-demo{grid-template-columns:1fr;padding:26px;gap:20px}.smile-demo-media{order:-1}}@media(max-width:420px){.smile-demo{padding:22px 18px}}