:root {
  font-family: "Microsoft YaHei", "PingFang SC", Arial, sans-serif;
  color: #142c3d;
  background: #f4fbff;
  font-synthesis: none;
  letter-spacing: 0;
  --blue: #0870c9;
  --blue-deep: #0755a3;
  --cyan: #42bbed;
  --sky: #e8f7ff;
  --line: #cbe8f6;
  --coral: #ff9c66;
  --yellow: #ffd35d;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; min-width: 320px; overflow-x: hidden; background: #f7fcff; }
body::before { content: ""; position: fixed; inset: 0; z-index: -1; background: linear-gradient(180deg, #e8f7ff 0, #fff 44%, #eef9ff 100%); }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input { font: inherit; letter-spacing: 0; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  min-height: 92px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 34px;
  padding: 8px max(4vw, 28px);
  border-bottom: 1px solid rgba(32, 137, 202, .15);
  background: rgba(244, 251, 255, .94);
  backdrop-filter: blur(16px);
}
.brand { display: flex; align-items: center; gap: 12px; color: var(--blue-deep); font-size: 21px; font-weight: 900; }
.brand img { width: 72px; height: 72px; border-radius: 50%; object-fit: cover; }
.brand span { display: grid; gap: 1px; }
.brand small { color: #6294b2; font-size: 8px; font-weight: 700; }
.site-nav { display: flex; align-items: center; gap: clamp(25px, 4vw, 64px); }
.site-nav a { position: relative; padding: 32px 0 29px; font-size: 16px; font-weight: 700; }
.site-nav a::after { content: ""; position: absolute; left: 50%; bottom: 21px; width: 0; height: 3px; border-radius: 3px; background: var(--blue); transition: .2s; }
.site-nav a:hover, .site-nav a.active { color: var(--blue); }
.site-nav a:hover::after, .site-nav a.active::after { left: 0; width: 100%; }
.menu-toggle { display: none; width: 42px; height: 42px; border: 1px solid var(--line); border-radius: 6px; background: #fff; }
.menu-toggle i { width: 18px; height: 2px; display: block; margin: 4px auto; background: var(--blue-deep); }

main { overflow: hidden; }
.home-hero, .product-feature, .story-band, .about-intro, .team-section, .research-hero, .tooth-research {
  display: grid;
  grid-template-columns: minmax(0, .86fr) minmax(460px, 1.14fr);
  align-items: center;
}
.home-hero { min-height: 720px; padding-left: max(7vw, 42px); background: #edf9ff; }
.home-hero > img { width: 100%; height: 720px; object-fit: cover; object-position: 62% center; }
.hero-copy { position: relative; z-index: 2; padding: 72px 6vw 72px 0; }
.hero-copy > span, .page-intro > span, .detail-hero > div > span, .research-hero > div > span { color: var(--blue); font-size: 12px; font-weight: 900; }
.hero-copy h1 { margin: 20px 0; color: var(--blue-deep); font-size: clamp(56px, 6vw, 96px); line-height: 1.08; }
.hero-copy p { margin: 0 0 34px; color: #396077; font-size: 22px; font-weight: 700; }
.hero-copy > div { display: flex; align-items: center; gap: 24px; }
.primary-button { min-height: 46px; display: inline-flex; align-items: center; justify-content: center; border-radius: 6px; padding: 11px 20px; background: var(--blue); color: #fff; font-size: 14px; font-weight: 800; }
.primary-button:hover { background: var(--blue-deep); }
.plain-link, .text-link { color: var(--blue-deep); font-size: 14px; font-weight: 800; }

.care-principles { min-height: 126px; display: grid; grid-template-columns: repeat(3, 1fr); padding: 22px max(7vw, 42px); background: #fff; }
.care-principles div { display: flex; align-items: center; justify-content: center; gap: 14px; border-right: 1px solid var(--line); }
.care-principles div:last-child { border-right: 0; }
.care-principles b { color: var(--blue); font-size: 44px; }
.care-principles span { display: grid; gap: 5px; font-weight: 800; }
.care-principles small { color: #668294; font-weight: 500; }

.section-heading { max-width: 700px; }
.section-heading > span { color: var(--cyan); font-size: 11px; font-weight: 900; }
.section-heading h2 { margin: 10px 0 14px; color: var(--blue-deep); font-size: clamp(34px, 4vw, 54px); line-height: 1.2; }
.section-heading p { margin: 0; color: #587488; font-size: 16px; line-height: 1.9; }

.product-feature { min-height: 650px; grid-template-columns: .9fr 1.1fr; background: #dff4ff; }
.product-feature .feature-copy { padding: 76px max(5vw, 46px) 76px max(7vw, 52px); }
.product-feature .primary-button { margin-top: 30px; }
.feature-products { height: 650px; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); align-items: stretch; gap: 8px; padding: 26px 18px; background: #e8f7ff; }
.feature-products img { width: 100%; height: 100%; min-width: 0; object-fit: contain; object-position: center bottom; }

.age-section { padding: 100px max(5vw, 28px) 110px; background: #fff; }
.age-section > .section-heading, .news-preview > .section-heading, .cms-news > .section-heading, .difference-section > .section-heading, .other-lines > .section-heading, .comparison-section > .section-heading { margin: 0 auto 45px; text-align: center; }
.age-grid { width: min(1240px, 100%); display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin: 0 auto; }
.age-grid > a { overflow: hidden; border: 1px solid var(--line); border-radius: 8px; background: #f6fbfe; }
.age-grid img { width: 100%; aspect-ratio: 1.17; object-fit: cover; transition: transform .35s; }
.age-grid a:hover img { transform: scale(1.025); }
.age-grid span { display: block; margin: 22px 22px 5px; color: var(--blue); font-size: 13px; font-weight: 900; }
.age-grid h3 { margin: 0 22px 8px; font-size: 21px; }
.age-grid p { min-height: 46px; margin: 0 22px; color: #6a8392; font-size: 13px; line-height: 1.7; }
.age-grid b { display: block; margin: 18px 22px 24px; color: var(--blue); font-size: 12px; }

.story-band { min-height: 590px; grid-template-columns: 1.12fr .88fr; background: #ecf8fd; }
.story-band > img { width: 100%; height: 590px; object-fit: cover; }
.story-band > div { padding: 70px max(7vw, 50px); }
.story-band > div > p { color: #4d6c80; line-height: 2; }

.news-preview, .cms-news { padding: 100px max(6vw, 30px); background: #fff; text-align: center; }
.news-list { width: min(1180px, 100%); display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin: 0 auto 30px; text-align: left; }
.news-list a { min-height: 210px; padding: 25px; border-top: 3px solid var(--cyan); background: #f2f9fc; }
.news-list span { color: #6c8999; font-size: 11px; }
.news-list h3 { margin: 15px 0 10px; font-size: 19px; }
.news-list p { color: #6a808d; font-size: 13px; line-height: 1.8; }
.news-list b { color: var(--blue); font-size: 12px; }

.page-intro { padding: 105px max(7vw, 40px) 80px; background: #e6f6fe; text-align: center; }
.page-intro h1 { margin: 15px 0; color: var(--blue-deep); font-size: clamp(46px, 5vw, 72px); line-height: 1.2; }
.page-intro p { max-width: 680px; margin: 0 auto; color: #57788c; font-size: 17px; line-height: 1.8; }
.line-list { padding: 65px max(6vw, 30px) 105px; background: #fff; }
.line-card { width: min(1240px, 100%); min-height: 430px; display: grid; grid-template-columns: .75fr 1.25fr; align-items: center; overflow: hidden; margin: 0 auto 22px; border: 1px solid var(--line); border-radius: 8px; background: #f5fbfe; }
.line-card > div { padding: 50px; }
.line-card span { color: var(--blue); font-size: 14px; font-weight: 900; }
.line-card h2 { margin: 14px 0; color: var(--blue-deep); font-size: 38px; }
.line-card p { color: #617b8d; }
.line-card b { display: inline-block; margin-top: 30px; color: var(--blue); font-size: 13px; }
.line-card img { width: 100%; height: 430px; object-fit: cover; }
.line-card:nth-child(even) > div { order: 2; }

.detail-hero { min-height: 620px; display: grid; grid-template-columns: .82fr 1.18fr; align-items: center; background: #e7f7ff; }
.detail-hero > div { padding: 80px max(4vw, 50px) 80px max(7vw, 50px); }
.detail-hero h1 { margin: 15px 0; color: var(--blue-deep); font-size: clamp(42px, 5vw, 68px); line-height: 1.18; }
.detail-hero p { margin: 0 0 30px; color: #57788c; font-size: 17px; line-height: 1.8; }
.detail-hero img { width: 100%; height: 620px; object-fit: cover; }
.product-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 2px; padding: 2px; background: #fff; }
#products { scroll-margin-top: 92px; }
.product-card { min-height: 540px; display: grid; grid-template-columns: .68fr 1.32fr; align-items: center; overflow: hidden; background: #eaf8ff; }
.product-card > div { position: relative; z-index: 2; padding: 42px 0 42px 45px; }
.product-card span { color: var(--cyan); font-size: 12px; font-weight: 900; }
.product-card h2 { margin: 12px 0; color: var(--blue-deep); font-size: 32px; }
.product-card p { color: #365b70; line-height: 2; }
.product-card img { width: 100%; height: 500px; object-fit: contain; object-position: center; }
.other-lines { padding: 90px max(6vw, 30px); background: #fff; }
.other-lines > div { width: min(900px, 100%); display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin: auto; }
.other-lines a { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 15px; padding: 22px; border: 1px solid var(--line); border-radius: 7px; }
.other-lines span { color: var(--blue); font-weight: 900; }

.about-intro, .team-section { min-height: 680px; padding-left: max(7vw, 45px); background: #fff; }
.about-intro > div, .team-section > div { padding: 70px 6vw 70px 0; }
.about-intro > div > p { color: #4e6a7b; line-height: 2; }
.about-intro img, .team-section img { width: 100%; height: 680px; object-fit: cover; }
.difference-section { padding: 95px max(6vw, 30px); background: #eaf7fd; }
.difference-grid { width: min(1180px, 100%); display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin: auto; }
.difference-grid article { min-height: 250px; padding: 30px; border-top: 4px solid var(--cyan); background: #fff; }
.difference-grid b { color: #99d7f2; font-size: 32px; }
.difference-grid h3 { color: var(--blue-deep); }
.difference-grid p { color: #647d8d; font-size: 13px; line-height: 1.8; }
.team-section { grid-template-columns: .9fr 1.1fr; background: #fff; }
.team-section ul { display: grid; gap: 17px; padding: 0; list-style: none; }
.team-section li { display: grid; gap: 5px; padding-bottom: 15px; border-bottom: 1px solid var(--line); }
.team-section li b { color: var(--blue); }
.team-section li span { color: #617a89; font-size: 13px; }

.highlight-layout { width: min(1280px, calc(100% - 48px)); display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin: 70px auto 110px; }
.highlight-layout article { overflow: hidden; border: 1px solid var(--line); border-radius: 8px; background: #fff; }
.highlight-layout article img { width: 100%; object-fit: cover; }
.highlight-layout article h2, .highlight-layout article p { margin-left: 24px; margin-right: 24px; }
.highlight-layout article h2 { color: var(--blue-deep); }
.highlight-layout article p { margin-bottom: 25px; color: #617c8c; line-height: 1.8; }
.charity-highlight { display: grid; grid-template-rows: auto 1fr; }
.charity-highlight > div { padding: 28px; }
.charity-highlight span { color: var(--cyan); font-size: 11px; font-weight: 900; }
.charity-highlight h2 { margin-left: 0 !important; font-size: 34px; }
.charity-highlight p { margin-left: 0 !important; }
.charity-highlight img { height: 100%; min-height: 800px; }
.highlight-layout > div { display: grid; gap: 18px; }
.highlight-layout > div img { height: 290px; }
.news-empty { padding: 70px 30px; background: #fff; text-align: center; }
.news-empty strong { color: var(--blue-deep); font-size: 26px; }
.news-empty p { color: #6b8392; }

.research-hero { min-height: 690px; padding-left: max(7vw, 45px); background: #e8f7ff; }
.research-hero > div { padding: 70px 5vw 70px 0; }
.research-hero h1 { margin: 18px 0; color: var(--blue-deep); font-size: clamp(44px, 5vw, 70px); line-height: 1.15; }
.research-hero p { color: #3272a1; font-size: 19px; }
.research-hero ul { display: grid; gap: 10px; padding: 20px 0 0; list-style: none; color: #2f688f; font-size: 13px; }
.research-hero img { width: 100%; height: 690px; object-fit: contain; background: #e7f7ff; }
.tooth-research { min-height: 690px; grid-template-columns: .78fr 1.22fr; background: #fff; }
.tooth-research > div { padding: 70px max(5vw, 45px); }
.tooth-research > div > p { color: #5e7888; line-height: 2; }
.tooth-research img { width: 100%; height: 690px; object-fit: contain; background: #fff; }
.research-points { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin-top: 30px; }
.research-points span { display: grid; gap: 4px; padding: 14px; background: #eaf7fd; color: #6a8190; font-size: 11px; text-align: center; }
.research-points b { color: var(--blue); font-size: 15px; }
.comparison-section { padding: 90px max(4vw, 24px); background: #eaf7fd; text-align: center; }
.comparison-section img { width: min(1180px, 100%); max-height: 650px; margin: auto; object-fit: contain; object-position: center; }
.comparison-section > p { color: #5b7788; }

.article { width: min(880px, calc(100% - 40px)); margin: 70px auto 110px; }
.article > a { color: var(--blue); font-size: 13px; font-weight: 800; }
.article > span { display: block; margin-top: 55px; color: #6d8998; font-size: 12px; }
.article > h1 { margin: 14px 0 18px; color: var(--blue-deep); font-size: clamp(38px, 5vw, 62px); line-height: 1.25; }
.article .lead { color: #5b7585; font-size: 19px; line-height: 1.8; }
.article-body { margin-top: 45px; color: #324b5a; font-size: 16px; line-height: 2; overflow-wrap: anywhere; }
.article-body h1, .article-body h2, .article-body h3 { color: var(--blue-deep); line-height: 1.4; }
.article-body img { max-width: 100%; height: auto; margin: 25px auto; }
.article-body pre { overflow-x: auto; padding: 18px; border-radius: 6px; background: #163345; color: #eefaff; }
.article-body blockquote { margin-left: 0; padding: 10px 20px; border-left: 3px solid var(--cyan); background: #eff9fe; }

.site-footer { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 50px; padding: 60px max(7vw, 36px); border-top: 1px solid var(--line); background: #fff; }
.site-footer > div:not(.footer-lead) { display: grid; align-content: start; gap: 10px; }
.site-footer a, .site-footer p { color: #66808f; font-size: 13px; }
.footer-lead { display: flex; align-items: center; gap: 15px; }
.footer-lead img { width: 78px; height: 78px; border-radius: 50%; object-fit: cover; }
.footer-lead strong { color: var(--blue-deep); font-size: 22px; }
.footer-lead p { margin: 6px 0; }
.legal { display: flex; flex-wrap: wrap; justify-content: center; gap: 6px 14px; padding: 16px; border-top: 1px solid var(--line); background: #fff; color: #7b909c; font-size: 11px; }
.legal a { color: inherit; }
.legal i { font-style: normal; }

.setup-page { min-height: 100vh; background: #eaf7fd; }
.setup-shell { min-height: 100vh; display: grid; place-items: center; padding: 25px; }
.setup-panel { width: min(500px, 100%); padding: 38px; border: 1px solid var(--line); border-radius: 8px; background: #fff; box-shadow: 0 18px 48px rgba(24, 95, 136, .12); }
.setup-panel > img { width: 84px; height: 84px; border-radius: 50%; object-fit: cover; }
.setup-panel > span { display: block; margin-top: 18px; color: var(--cyan); font-size: 10px; font-weight: 900; }
.setup-panel h1 { margin: 8px 0; color: var(--blue-deep); }
.setup-panel > p, .setup-panel small { color: #678191; font-size: 13px; line-height: 1.7; }
.setup-panel form { display: grid; gap: 13px; margin-top: 25px; }
.setup-panel label { display: grid; gap: 6px; font-size: 12px; font-weight: 800; }
.setup-panel input { min-height: 44px; border: 1px solid #bdd8e7; border-radius: 5px; padding: 9px 12px; outline: none; }
.setup-panel input:focus { border-color: var(--blue); box-shadow: 0 0 0 3px rgba(8,112,201,.12); }
.setup-panel button { min-height: 44px; border: 0; border-radius: 5px; background: var(--blue); color: #fff; font-weight: 800; cursor: pointer; }
.setup-error { padding: 11px; background: #fff1ec; color: #a23d25; font-size: 12px; }

@media (max-width: 920px) {
  .site-header { min-height: 72px; padding: 5px 18px; }
  .brand img { width: 58px; height: 58px; }
  .brand span { display: none; }
  .menu-toggle { display: block; }
  .site-nav { position: fixed; top: 72px; left: 0; right: 0; display: grid; gap: 0; padding: 10px 18px 18px; border-bottom: 1px solid var(--line); background: #fff; transform: translateY(-130%); transition: transform .2s; }
  .menu-open .site-nav { transform: translateY(0); }
  .site-nav a { padding: 13px; }
  .site-nav a::after { display: none; }
  .home-hero, .product-feature, .story-band, .about-intro, .team-section, .research-hero, .tooth-research, .detail-hero { grid-template-columns: 1fr; }
  .home-hero, .product-feature, .story-band, .about-intro, .team-section, .research-hero { padding-left: 0; }
  .home-hero .hero-copy, .product-feature .feature-copy, .story-band > div, .about-intro > div, .team-section > div, .research-hero > div, .tooth-research > div, .detail-hero > div { padding: 55px 24px; }
  .home-hero > img, .story-band > img, .about-intro img, .team-section img, .research-hero img, .tooth-research img, .detail-hero img { height: min(72vw, 560px); }
  .feature-products { order: -1; height: min(72vw, 560px); }
  .line-card { grid-template-columns: 1fr; }
  .line-card > div, .line-card:nth-child(even) > div { order: 2; padding: 32px; }
  .line-card img { height: min(70vw, 480px); }
  .product-grid { grid-template-columns: 1fr; }
  .product-card { min-height: 460px; }
  .product-card img { height: 430px; }
  .difference-grid { grid-template-columns: repeat(2, 1fr); }
  .highlight-layout { grid-template-columns: 1fr; }
  .charity-highlight img { min-height: 620px; }
}

@media (max-width: 640px) {
  .hero-copy h1 { font-size: 50px; }
  .hero-copy p { font-size: 17px; }
  .hero-copy > div { align-items: flex-start; flex-direction: column; gap: 17px; }
  .care-principles { grid-template-columns: 1fr; padding: 12px 22px; }
  .care-principles div { justify-content: flex-start; border-right: 0; border-bottom: 1px solid var(--line); padding: 15px; }
  .care-principles div:last-child { border-bottom: 0; }
  .age-section, .news-preview, .cms-news, .difference-section, .other-lines, .comparison-section { padding: 65px 16px; }
  .age-grid, .news-list, .difference-grid, .other-lines > div { grid-template-columns: 1fr; }
  .age-grid p { min-height: 0; }
  .page-intro { padding: 70px 20px 55px; }
  .page-intro h1 { font-size: 36px; overflow-wrap: anywhere; }
  .page-intro p { font-size: 15px; }
  .home-hero > img { object-position: 58% center; }
  .line-list { padding: 30px 12px 70px; }
  .line-card h2 { font-size: 29px; }
  .detail-hero h1, .research-hero h1 { font-size: 42px; }
  .feature-products { height: 430px; gap: 4px; padding: 16px 8px; }
  .product-card { min-height: 0; grid-template-columns: 1fr; }
  .product-card > div { padding: 28px 22px 12px; }
  .product-card h2 { font-size: 25px; }
  .product-card img { height: auto; aspect-ratio: 4 / 3; padding: 8px 12px 20px; }
  .highlight-layout { width: calc(100% - 24px); margin-top: 30px; }
  .charity-highlight img { min-height: 500px; }
  .highlight-layout > div img { height: 230px; }
  .research-points { grid-template-columns: 1fr; }
  .site-footer { grid-template-columns: 1fr 1fr; gap: 30px 18px; padding: 45px 22px; }
  .footer-lead { grid-column: 1 / -1; }
  .setup-panel { padding: 28px 20px; }
}

.site-stage { width: 100%; overflow: hidden; }
.site-shell { width: 100%; transform-origin: top left; }
.home-story, .home-values { padding: 64px 18px; background: #eaf7fd; }
.prototype-heading { margin-bottom: 24px; text-align: center; }
.prototype-heading h2 { margin: 0; color: var(--blue-deep); font-size: 34px; }
.home-story > div, .home-values > div { overflow: hidden; border: 1px solid rgba(255,255,255,.9); border-radius: 8px; background: rgba(255,255,255,.78); }
.home-story img, .home-values img { width: 100%; max-height: 520px; object-fit: cover; }
.home-story article, .home-values ul { margin: 0; padding: 32px 24px; }
.home-story article > span { color: var(--cyan); font-size: 12px; font-weight: 900; }
.home-story article h2 { color: var(--blue-deep); }
.home-story article p { color: #4f6c7d; line-height: 2; }
.home-values ul { display: grid; gap: 18px; list-style: none; }
.home-values li { display: grid; gap: 6px; }
.home-values li b { color: var(--blue); font-size: 20px; }
.home-values li span { color: #466477; line-height: 1.8; }

@media (min-width: 1024px) {
  body { background: #e7f6fd; }
  body::before { display: none; }
  .site-shell { width: 1440px; min-height: 100vh; background: linear-gradient(180deg, #e7f6fd 0, #f8fdff 48%, #e5f5fc 100%); }
  .site-header { position: relative; min-height: 145px; padding: 12px 72px; border-bottom: 0; background: transparent; backdrop-filter: none; }
  .brand img { width: 116px; height: 110px; }
  .brand span { display: none; }
  .site-nav { gap: 88px; margin-right: 64px; }
  .site-nav a { padding: 47px 0 37px; color: #142c3d; font-size: 23px; font-weight: 600; }
  .site-nav a::after { bottom: 28px; height: 4px; }
  main { background: radial-gradient(circle at 86% 4%, rgba(255,255,255,.95) 0 48px, transparent 50px), linear-gradient(180deg, #e9f7fd 0%, #f8fdff 50%, #e4f5fc 100%); }

  /* Keep every desktop measurement tied to the 1440px design canvas. */
  .section-heading h2 { font-size: 54px; }
  .page-intro h1 { font-size: 72px; }
  .research-hero h1 { font-size: 70px; }
  .article > h1 { font-size: 62px; }
  .news-preview, .cms-news { padding-right: 86.4px; padding-left: 86.4px; }
  .other-lines { padding-right: 86.4px; padding-left: 86.4px; }
  .difference-section { padding-right: 86.4px; padding-left: 86.4px; }
  .comparison-section { padding-right: 57.6px; padding-left: 57.6px; }
  .about-intro > div, .team-section > div { padding-right: 86.4px; }
  .research-hero > div { padding-right: 72px; }
  .tooth-research > div { padding-right: 72px; padding-left: 72px; }

  .home-page .home-hero { position: relative; display: block; width: 1440px; height: 855px; min-height: 0; overflow: hidden; padding: 0; background: none; }
  .home-page .home-hero .hero-copy { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); }
  .home-page .home-hero > img { width: 1440px; height: 895px; max-width: none; object-fit: cover; object-position: center; transform: translateY(-40px); }
  .home-story, .home-values { width: 1320px; margin: 42px auto 0; padding: 34px 48px 48px; border: 1px solid rgba(255,255,255,.95); border-radius: 44px; background: rgba(255,255,255,.72); box-shadow: 0 16px 50px rgba(55,146,200,.09); }
  .prototype-heading { margin: 0 0 30px; }
  .prototype-heading h2 { font-size: 38px; }
  .home-story > div, .home-values > div { display: grid; grid-template-columns: 1.1fr .9fr; align-items: center; border: 0; border-radius: 30px; background: #fff; }
  .home-story img { height: 470px; max-height: none; }
  .home-story article { padding: 65px; }
  .home-story article h2 { margin: 14px 0; font-size: 38px; }
  .home-story article p { font-size: 18px; }
  .home-values { margin-bottom: 55px; }
  .home-values > div { grid-template-columns: .95fr 1.05fr; }
  .home-values img { height: 500px; max-height: none; }
  .home-values ul { padding: 50px 70px; }
  .home-values li { grid-template-columns: 110px 1fr; align-items: start; padding: 22px 0; border-bottom: 1px dashed #a8d8ec; }
  .home-values li:last-child { border-bottom: 0; }
  .home-values li b { font-size: 25px; }
  .home-values li span { font-size: 17px; }

  .line-list { padding: 34px 56px 80px; background: transparent; }
  .line-card { width: 1328px; min-height: 600px; grid-template-columns: .44fr .56fr; margin-bottom: 32px; border: 2px solid #fff; border-radius: 44px; background: rgba(255,255,255,.8); box-shadow: 0 14px 44px rgba(63,150,198,.09); }
  .line-card > div { padding: 80px 70px; }
  .line-card span { font-size: 28px; }
  .line-card h2 { margin: 22px 0; font-size: 48px; }
  .line-card p { font-size: 20px; }
  .line-card b { margin-top: 45px; font-size: 17px; }
  .line-card img { height: 600px; object-fit: cover; object-position: center; }

  .detail-hero { width: 1328px; min-height: 700px; grid-template-columns: .45fr .55fr; overflow: hidden; margin: 0 auto 24px; border: 2px solid #fff; border-radius: 44px; background: rgba(232,248,255,.92); }
  .detail-hero > div { padding: 90px 70px; }
  .detail-hero > div > span { font-size: 26px; }
  .detail-hero h1 { margin: 24px 0; font-size: 58px; }
  .detail-hero p { font-size: 20px; }
  .detail-hero img { height: 700px; }
  .product-grid { width: 1368px; margin: auto; gap: 22px; padding: 20px; background: transparent; }
  .range-0-3 .product-grid, .range-3-6 .product-grid { grid-template-columns: 1fr; }
  .range-0-3 .product-card, .range-3-6 .product-card { min-height: 520px; grid-template-columns: .36fr .64fr; border: 2px solid #fff; border-radius: 42px; }
  .range-0-3 .product-card img, .range-3-6 .product-card img { height: 500px; }
  .range-6-12 .product-card { min-height: 610px; border: 2px solid #fff; border-radius: 38px; }
  .range-6-12 .product-card img { height: 570px; }
  .product-card > div { padding-left: 58px; }
  .product-card h2 { font-size: 38px; }
  .product-card p { font-size: 18px; }
  .other-lines { background: transparent; }

  .about-intro, .team-section, .research-hero, .tooth-research { width: 1328px; overflow: hidden; margin: 0 auto 38px; border: 2px solid #fff; border-radius: 44px; }
  .about-intro, .team-section { min-height: 690px; padding-left: 65px; }
  .difference-section, .comparison-section { width: 1328px; margin: 0 auto 38px; border: 2px solid #fff; border-radius: 44px; background: rgba(255,255,255,.72); }
  .highlight-layout { width: 1328px; }
  .charity-highlight, .highlight-layout > div article { border: 2px solid #fff; border-radius: 38px; }
  .page-intro { padding: 75px 40px 65px; background: transparent; }
  .research-hero { min-height: 700px; }
  .research-hero img, .tooth-research img { height: 700px; }

  .site-footer { padding: 58px 90px; background: rgba(255,255,255,.82); }
}