:root {
  --pine: #163d2b;
  --pine-deep: #0a2117;
  --ink: #152019;
  --muted: #657068;
  --paper: #f7f5ef;
  --paper-deep: #ece8df;
  --white: #fff;
  --line: #d8d6cf;
  --shell: 1280px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; overflow-x: hidden; color: var(--ink); background: var(--white); font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif; text-rendering: optimizeLegibility; }
@keyframes pageIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes riseIn { from { opacity: 0; transform: translateY(18px); } to { opacity: 1; transform: translateY(0); } }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; height: auto; }
p, h1, h2, h3 { margin-top: 0; }
.shell { width: min(var(--shell), calc(100% - 96px)); margin-right: auto; margin-left: auto; }
.section { padding-top: 136px; padding-bottom: 136px; }
.eyebrow { margin: 0 0 24px; color: rgba(255,255,255,.72); font-size: 10px; font-weight: 800; letter-spacing: .24em; text-transform: uppercase; }
.eyebrow.dark { color: #877c69; }
.button { display: inline-flex; min-height: 52px; align-items: center; justify-content: center; padding: 0 28px; border: 1px solid currentColor; border-radius: 0; font-size: 13px; font-weight: 750; letter-spacing: .06em; transition: color .2s ease, background .2s ease; }
.button-light { color: var(--ink); background: var(--white); border-color: var(--white); }
.button-light:hover { color: var(--white); background: transparent; }
.button-dark { color: var(--white); background: var(--pine); border-color: var(--pine); }
.button-dark:hover { color: var(--pine); background: transparent; }
.arrow-link { display: inline-flex; min-height: 38px; align-items: center; justify-content: space-between; gap: 38px; padding-bottom: 8px; border-bottom: 1px solid currentColor; font-size: 13px; font-weight: 700; }
.arrow-link span { font-size: 16px; }

/* Header */
.site-header { position: relative; z-index: 40; width: 100%; }
.site-header-overlay { position: absolute; top: 0; left: 0; color: var(--white); }
.site-header-solid { position: sticky; top: 0; color: var(--ink); background: rgba(255,255,255,.96); border-bottom: 1px solid var(--line); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); }
.header-inner { width: min(var(--shell), calc(100% - 96px)); height: 82px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; }
.site-header-overlay .header-inner { border-bottom: 1px solid rgba(255,255,255,.26); }
.brand-mark { display: inline-flex; align-items: center; gap: 13px; min-width: 0; }
.logo-crop { width: 76px; height: 40px; display: grid; place-items: center; flex: 0 0 auto; padding: 6px 8px; background: #f5f0e4; border: 1px solid rgba(218,199,156,.8); }
.logo-crop img { width: 100%; height: 100%; object-fit: contain; }
.brand-wordmark { display: grid; gap: 2px; line-height: 1; }
.brand-wordmark strong { font-size: 16px; font-weight: 850; letter-spacing: .18em; white-space: nowrap; }
.brand-wordmark small { font-size: 8px; font-weight: 750; letter-spacing: .25em; white-space: nowrap; opacity: .72; }
.desktop-nav { display: flex; align-items: center; gap: 42px; font-size: 12px; font-weight: 700; letter-spacing: .08em; }
.desktop-nav a { position: relative; padding: 10px 0; opacity: .7; }
.desktop-nav a:hover,
.brand-page .desktop-nav a[href="brand.html"],
.products-page .desktop-nav a[href="products.html"],
.aftersale-page .desktop-nav a[href="aftersale.html"],
.contact-page .desktop-nav a[href="contact.html"] { opacity: 1; }
.desktop-nav a::after { content: ''; position: absolute; right: 0; bottom: 2px; left: 0; height: 1px; background: currentColor; transform: scaleX(0); transform-origin: right; transition: transform .2s ease; }
.desktop-nav a:hover::after,
.brand-page .desktop-nav a[href="brand.html"]::after,
.products-page .desktop-nav a[href="products.html"]::after,
.aftersale-page .desktop-nav a[href="aftersale.html"]::after,
.contact-page .desktop-nav a[href="contact.html"]::after { transform: scaleX(1); transform-origin: left; }
.mobile-nav { display: none; position: relative; }
.mobile-nav summary { cursor: pointer; list-style: none; font-size: 12px; font-weight: 750; letter-spacing: .1em; }
.mobile-nav summary::-webkit-details-marker { display: none; }
.mobile-nav nav { position: absolute; top: 42px; right: 0; width: 210px; display: grid; padding: 8px; color: var(--ink); background: var(--white); border: 1px solid var(--line); box-shadow: 0 20px 48px rgba(10,33,23,.14); }
.mobile-nav nav a { display: flex; min-height: 48px; align-items: center; padding: 0 14px; border-bottom: 1px solid var(--line); }
.mobile-nav nav a:last-child { border-bottom: 0; }

/* Home hero */
.hero { position: relative; min-height: 100svh; overflow: hidden; color: var(--white); background: url("images/hero.webp") 62% 68% / cover no-repeat; }
.hero-shade { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(6,21,14,.82) 0%, rgba(6,21,14,.47) 45%, rgba(6,21,14,.08) 78%), linear-gradient(0deg, rgba(6,21,14,.5), transparent 45%); }
.hero-content { position: relative; z-index: 1; min-height: 100svh; display: flex; flex-direction: column; justify-content: flex-end; padding-top: 180px; padding-bottom: 132px; animation: riseIn .62s .18s ease both; }
.hero h1 { max-width: 1120px; margin: 0; font-family: "Songti SC", "STSong", serif; font-size: clamp(60px, 7.4vw, 110px); font-weight: 600; line-height: 1.08; letter-spacing: -.05em; }
.hero-title-line { display: block; white-space: nowrap; }
.hero-title-line + .hero-title-line { margin-top: .08em; }
.hero-copy { max-width: 540px; margin: 34px 0 0; color: rgba(255,255,255,.76); font-size: 17px; line-height: 1.9; }
.hero-actions { display: flex; align-items: center; gap: 30px; margin-top: 42px; }
.text-link { min-height: 44px; display: inline-flex; align-items: center; gap: 10px; border-bottom: 1px solid rgba(255,255,255,.45); font-size: 13px; }
.hero-foot { position: absolute; z-index: 2; bottom: 28px; left: 50%; transform: translateX(-50%); display: flex; justify-content: space-between; color: rgba(255,255,255,.65); font-size: 10px; letter-spacing: .14em; }

/* Home editorial */
.home-body-bg { background: var(--white); }
.section-index { display: flex; justify-content: space-between; padding-top: 18px; border-top: 1px solid var(--line); color: #8b8a84; font-size: 10px; font-weight: 750; letter-spacing: .14em; }
.story-section, .service-section { margin: 0 auto; background: transparent; }
.story-grid, .service-grid { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(340px, .85fr); gap: 10%; padding: 88px 0 110px; }
.story-grid h2, .service-grid h2, .section-heading h2, .contact-cta h2 { margin: 0; font-family: "Songti SC", "STSong", serif; font-size: clamp(50px, 5.5vw, 78px); font-weight: 600; line-height: 1.16; letter-spacing: -.045em; }
.story-copy { padding-top: 46px; }
.story-copy .lead { color: var(--pine); font-family: "Songti SC", "STSong", serif; font-size: 27px; font-weight: 600; line-height: 1.6; }
.story-copy > p:not(.lead) { margin-bottom: 38px; color: var(--muted); font-size: 15px; line-height: 2; }
.beliefs { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border-top: 1px solid var(--line); }
.beliefs article { min-height: 250px; padding: 28px 34px 36px 0; border-right: 1px solid var(--line); }
.beliefs article:not(:first-child) { padding-left: 34px; }
.beliefs article:last-child { padding-right: 0; border-right: 0; }
.beliefs span { color: #98958d; font-size: 10px; }
.beliefs h3 { margin: 76px 0 16px; font-size: 19px; }
.beliefs p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.85; }

/* Home products */
.products-section { background: var(--paper); }
.section-heading { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(280px, .6fr); gap: 8%; align-items: end; margin-bottom: 70px; }
.section-heading > p { max-width: 390px; margin: 0 0 8px; color: var(--muted); font-size: 14px; line-height: 1.9; }
.product-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 22px; }
.product-card { min-width: 0; background: transparent; }
.product-image { overflow: hidden; aspect-ratio: 2 / 3; background: var(--paper-deep); }
.product-image img { width: 100%; height: 100%; object-fit: contain; object-position: center top; transition: transform .55s ease; }
.product-card:hover .product-image img { transform: scale(1.025); }
.product-card-body { padding: 26px 0 0; }
.product-card-title { display: flex; align-items: flex-end; justify-content: space-between; gap: 18px; }
.product-card-title span { color: #8e887c; font-size: 9px; font-weight: 800; letter-spacing: .14em; }
.product-card-title h3 { margin: 7px 0 0; font-size: 25px; }
.product-card-title > p { margin: 0; color: var(--pine); font-size: 23px; font-weight: 800; }
.product-card-title small { margin-left: 3px; font-size: 10px; font-weight: 500; }
.product-scene { min-height: 44px; margin: 24px 0 10px; color: var(--pine); font-size: 12px; font-weight: 700; line-height: 1.7; }
.product-brief { min-height: 72px; margin-bottom: 24px; color: var(--muted); font-size: 13px; line-height: 1.85; }

/* Home support + CTA */
.service-list article { display: grid; grid-template-columns: 48px 1fr; gap: 20px; padding: 28px 0; border-top: 1px solid var(--line); }
.service-list article > span { color: #99968f; font-size: 10px; }
.service-list h3 { margin: 0 0 8px; font-size: 19px; }
.service-list p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.85; }
.service-list .arrow-link { margin-top: 34px; }
.contact-cta { position: relative; min-height: 72svh; display: flex; align-items: flex-end; padding: 120px 0; color: var(--white); background: linear-gradient(90deg, rgba(7,28,18,.82), rgba(7,28,18,.22)), url("images/bg-contact.webp") center / cover no-repeat; }
.contact-cta .shell { position: relative; z-index: 1; }
.contact-cta h2 { max-width: 820px; margin-bottom: 46px; font-size: clamp(58px, 7vw, 100px); }

/* Interior hero */
.page-hero { position: relative; width: 100%; min-height: 76svh; display: flex; flex-direction: column; justify-content: flex-end; margin: 0; padding: 110px max(48px, calc((100% - var(--shell)) / 2)) 92px; overflow: hidden; color: var(--white); background-position: center; background-size: cover; }
.page-hero::before { content: ''; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(6,24,15,.76), rgba(6,24,15,.2) 70%), linear-gradient(0deg, rgba(6,24,15,.52), transparent 48%); }
.brand-hero { background-image: url("images/bg-brand.webp"); }
.products-hero { background-image: url("images/bg-products.webp"); }
.aftersale-hero { background-image: url("images/bg-aftersale.webp"); }
.contact-hero { background-image: url("images/bg-contact.webp"); }
.page-hero > * { position: relative; z-index: 1; }
.page-hero > p, .page-hero > h1 { animation: riseIn .58s .18s ease both; }
.page-hero h1 { max-width: 960px; margin: 0; font-family: "Songti SC", "STSong", serif; font-size: clamp(62px, 7vw, 104px); font-weight: 600; line-height: 1.09; letter-spacing: -.05em; }
.page-hero > p:last-child { max-width: 520px; margin: 34px 0 0; color: rgba(255,255,255,.76); font-size: 16px; line-height: 1.9; }

/* Brand */
.editorial { padding-top: 60px; padding-bottom: 140px; }
.editorial-feature, .editorial-row { display: grid; grid-template-columns: 160px minmax(340px, .9fr) minmax(300px, .8fr); gap: 6%; padding: 90px 0; border-top: 1px solid var(--line); }
.editorial-feature > span, .editorial-row > span { color: #918d84; font-size: 10px; font-weight: 750; letter-spacing: .14em; }
.editorial-feature h2, .editorial-row h3 { margin: 0; font-family: "Songti SC", "STSong", serif; font-size: clamp(32px, 3.1vw, 48px); font-weight: 600; line-height: 1.45; }
.editorial-feature p, .editorial-row p { color: var(--muted); font-size: 14px; line-height: 2; }
.editorial-feature > div p:first-child { margin-top: 0; }

/* Product collection */
.product-details { padding-top: 54px; padding-bottom: 140px; }
.product-detail { display: grid; grid-template-columns: minmax(0, 1.08fr) minmax(360px, .72fr); gap: 8%; align-items: center; padding: 92px 0; border-top: 1px solid var(--line); }
.product-detail:nth-child(even) .detail-image { order: 2; }
.detail-image { overflow: hidden; aspect-ratio: 2 / 3; background: var(--paper); }
.detail-image img { width: 100%; height: 100%; object-fit: contain; object-position: center; }
.detail-number { color: #8b8376; font-size: 9px; font-weight: 800; letter-spacing: .16em; }
.detail-copy h2 { margin: 18px 0 22px; font-family: "Songti SC", "STSong", serif; font-size: clamp(50px, 5vw, 76px); font-weight: 600; }
.detail-price { display: flex; align-items: baseline; gap: 14px; margin-bottom: 24px; }
.detail-price strong { color: var(--pine); font-size: 30px; }
.detail-price span, .detail-scene { color: var(--muted); font-size: 12px; }
.detail-copy > p { color: var(--muted); font-size: 14px; line-height: 1.9; }
.detail-copy ul { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); margin: 30px 0 38px; padding: 0; border-top: 1px solid var(--line); list-style: none; }
.detail-copy li { padding: 14px 0; border-bottom: 1px solid var(--line); font-size: 12px; }
.medical-note { display: grid; grid-template-columns: 160px 1fr; gap: 8%; padding: 30px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.medical-note p { margin: 0; color: var(--muted); font-size: 12px; line-height: 1.9; }

/* After sales */
.support { padding-top: 120px; padding-bottom: 140px; }
.support-overview { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 56px; margin-bottom: 120px; }
.support-overview article { min-height: 300px; padding-top: 24px; border-top: 1px solid var(--line); }
.support-overview article > span, .plan-title > span, .support-rules-head > span { color: #8f887c; font-size: 9px; font-weight: 800; letter-spacing: .16em; }
.support-overview h2 { max-width: 440px; margin: 72px 0 20px; font-family: "Songti SC", "STSong", serif; font-size: 42px; font-weight: 600; line-height: 1.28; }
.support-overview p { margin: 0; color: var(--muted); font-size: 14px; line-height: 1.9; }
.plan-section, .support-rules { padding: 100px 0; border-top: 1px solid var(--line); }
.plan-section-head { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(280px, .8fr); gap: 8%; align-items: end; margin-bottom: 56px; }
.plan-section-head h2, .support-rules-head h2, .process h2 { margin: 10px 0 0; font-family: "Songti SC", "STSong", serif; font-size: clamp(42px, 4.8vw, 66px); font-weight: 600; line-height: 1.2; }
.plan-section-head > p { margin: 0 0 8px; color: var(--muted); font-size: 13px; line-height: 1.9; }
.service-plan-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 22px; }
.service-plan { padding: 42px; background: var(--paper); border-top: 4px solid var(--pine); }
.plan-title h3 { margin: 14px 0 34px; font-size: 31px; }
.plan-metrics { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.plan-metrics > div { min-height: 108px; padding: 19px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.plan-metrics strong { display: block; margin-bottom: 7px; color: var(--pine); font-size: 21px; }
.plan-metrics span { color: var(--muted); font-size: 10px; line-height: 1.5; }
.service-plan > p { margin: 26px 0 0; color: var(--muted); font-size: 12px; line-height: 1.9; }
.support-rules-head { max-width: 760px; margin-bottom: 56px; }
.support-rule-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); border-top: 1px solid var(--line); }
.support-rule-grid article { min-height: 220px; padding: 34px 36px 38px 0; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.support-rule-grid article:nth-child(even) { padding-right: 0; padding-left: 36px; border-right: 0; }
.support-rule-grid h3 { margin: 0 0 28px; color: var(--pine); font-size: 19px; }
.support-rule-grid p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.9; }
.process { padding: 100px 0 0; border-top: 1px solid var(--line); }
.process ol { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); margin: 52px 0 0; padding: 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); list-style: none; }
.process li { min-height: 210px; padding: 25px; border-right: 1px solid var(--line); }
.process li:last-child { border-right: 0; }
.process li span { color: #949087; font-size: 10px; }
.process li p { margin: 90px 0 0; font-size: 12px; font-weight: 700; line-height: 1.75; }
.support-notice { display: grid; grid-template-columns: 160px 1fr; gap: 8%; margin-top: 62px; padding: 28px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.support-notice p { margin: 0; color: var(--muted); font-size: 12px; line-height: 1.9; }

/* Contact */
.contact-cards { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0; padding-top: 100px; }
.contact-cards article { min-height: 440px; padding: 50px; color: var(--white); background: var(--pine); }
.contact-cards article:last-child { color: var(--ink); background: var(--paper); }
.contact-cards article > span { font-size: 9px; font-weight: 800; letter-spacing: .17em; opacity: .65; }
.contact-cards h2 { margin: 92px 0 22px; font-family: "Songti SC", "STSong", serif; font-size: 48px; font-weight: 600; }
.contact-cards p { max-width: 400px; color: inherit; font-size: 13px; line-height: 1.85; opacity: .75; }
.contact-cards article > strong, .contact-cards article > a { display: block; margin-top: 44px; font-size: clamp(17px, 2vw, 24px); overflow-wrap: anywhere; }
.contact-cards small { display: block; margin-top: 12px; opacity: .55; }
.wechat-qr { display: flex; align-items: flex-end; gap: 24px; margin: 30px 0 0; }
.wechat-qr img { width: 184px; height: 184px; display: block; object-fit: cover; background: var(--white); border: 10px solid var(--white); }
.wechat-qr figcaption { padding-bottom: 6px; }
.wechat-qr b { display: block; font-size: 15px; line-height: 1.5; }
.wechat-qr small { font-size: 11px; }
.contact-reminder { display: grid; grid-template-columns: 1fr 2fr; gap: 8%; margin-top: 64px; margin-bottom: 120px; padding: 30px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.contact-reminder span { font-size: 12px; font-weight: 800; }
.contact-reminder p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.9; }

/* Footer */
.footer { padding: 88px max(48px, calc((100% - var(--shell)) / 2)) 30px; color: #dce3de; background: #071b12; }
.footer-main { display: grid; grid-template-columns: 1fr 1.4fr; gap: 8%; padding-bottom: 88px; }
.footer-brand { margin: 0 0 18px; color: var(--white); font-family: "Songti SC", "STSong", serif; font-size: 42px; font-weight: 700; letter-spacing: .14em; }
.footer-slogan { color: #829287; font-size: 13px; }
.footer-links { display: grid; grid-template-columns: .7fr .7fr 1.6fr; gap: 28px; }
.footer-links div { display: flex; flex-direction: column; align-items: flex-start; gap: 15px; }
.footer-links div > span:first-child { margin-bottom: 8px; color: #6f8075; font-size: 9px; font-weight: 800; letter-spacing: .14em; }
.footer-links a, .plain-contact { color: #d7dfd9; font-size: 11px; overflow-wrap: anywhere; }
.footer-bottom { display: flex; justify-content: space-between; padding-top: 24px; border-top: 1px solid rgba(255,255,255,.13); color: #607269; font-size: 9px; letter-spacing: .1em; }

@media (max-width: 960px) {
  .shell, .header-inner { width: min(100% - 48px, var(--shell)); }
  .story-grid, .service-grid { grid-template-columns: 1fr 1fr; gap: 7%; }
  .product-grid { gap: 16px; }
  .product-detail { grid-template-columns: 1fr 1fr; gap: 6%; }
  .process li { padding: 18px; }
}

@media (max-width: 760px) {
  .shell, .header-inner { width: calc(100% - 32px); }
  .section { padding-top: 88px; padding-bottom: 88px; }
  .header-inner { height: 66px; }
  .desktop-nav { display: none; }
  .mobile-nav { display: block; z-index: 30; }
  .mobile-nav summary { display: flex; min-width: 48px; min-height: 48px; align-items: center; justify-content: flex-end; }
  .brand-mark { gap: 9px; }
  .logo-crop { width: 58px; height: 32px; padding: 5px 6px; }
  .brand-wordmark strong { font-size: 14px; letter-spacing: .14em; }
  .brand-wordmark small { font-size: 7px; letter-spacing: .2em; }
  .button { min-height: 48px; }

  .hero { min-height: 100svh; background-position: 64% center; }
  .hero-shade { background: linear-gradient(90deg, rgba(6,21,14,.84), rgba(6,21,14,.28)), linear-gradient(0deg, rgba(6,21,14,.66), transparent 58%); }
  .hero-content { min-height: 100svh; padding-top: 132px; padding-bottom: 112px; }
  .hero h1 { font-size: clamp(30px, 9vw, 38px); line-height: 1.15; }
  .hero-title-line + .hero-title-line { margin-top: 8px; }
  .hero-copy { max-width: none; margin-top: 24px; font-size: 14px; line-height: 1.8; }
  .hero-actions { align-items: flex-start; flex-direction: column; gap: 10px; margin-top: 30px; }
  .hero-foot { bottom: 14px; }
  .hero-foot span { display: none; }
  .hero-foot { justify-content: flex-end; }

  .section-index { padding-top: 14px; }
  .story-grid, .service-grid, .section-heading, .plan-section-head { grid-template-columns: 1fr; gap: 30px; padding: 58px 0 68px; }
  .story-grid h2, .service-grid h2, .section-heading h2, .contact-cta h2 { font-size: clamp(38px, 11vw, 48px); line-height: 1.2; }
  .story-copy { padding-top: 0; }
  .story-copy .lead { font-size: 21px; }
  .story-copy > p:not(.lead) { font-size: 14px; line-height: 1.9; }
  .beliefs, .product-grid { grid-template-columns: 1fr; }
  .beliefs article, .beliefs article:not(:first-child) { min-height: 0; padding: 28px 0; border-right: 0; border-bottom: 1px solid var(--line); }
  .beliefs h3 { margin-top: 36px; }
  .section-heading { margin-bottom: 46px; }
  .section-heading > p { margin: 0; }
  .product-grid { gap: 58px; }
  .product-image { aspect-ratio: 2 / 3; }
  .product-card-body { padding-top: 22px; }
  .product-scene, .product-brief { min-height: 0; }
  .contact-cta { min-height: 66svh; padding: 78px 0; background-position: 64% center; }

  .page-hero { min-height: 70svh; padding: 90px 20px 58px; background-position: center; }
  .page-hero h1 { font-size: clamp(43px, 12vw, 54px); line-height: 1.13; }
  .page-hero > p:last-child { margin-top: 24px; font-size: 14px; line-height: 1.8; }

  .editorial { padding-top: 26px; padding-bottom: 80px; }
  .editorial-feature, .editorial-row { grid-template-columns: 1fr; gap: 20px; padding: 56px 0; }
  .editorial-feature h2, .editorial-row h3 { font-size: clamp(30px, 9vw, 38px); }
  .editorial-feature > div, .editorial-row > p { padding-top: 22px; border-top: 1px solid var(--line); }

  .product-details { padding-top: 24px; padding-bottom: 80px; }
  .product-detail { grid-template-columns: 1fr; gap: 34px; padding: 56px 0; }
  .product-detail:nth-child(even) .detail-image { order: 0; }
  .detail-image { aspect-ratio: auto; }
  .detail-image img { height: auto; object-fit: contain; }
  .detail-copy h2 { font-size: 44px; }
  .detail-copy ul { grid-template-columns: 1fr; }
  .medical-note { grid-template-columns: 1fr; gap: 14px; }

  .support { padding-top: 78px; padding-bottom: 80px; }
  .support-overview, .service-plan-grid, .support-rule-grid { grid-template-columns: 1fr; }
  .support-overview { gap: 46px; margin-bottom: 76px; }
  .support-overview article { min-height: 0; }
  .support-overview h2 { margin-top: 48px; font-size: 34px; }
  .plan-section, .support-rules { padding: 72px 0; }
  .plan-section-head { margin-bottom: 36px; padding: 0; }
  .plan-section-head h2, .support-rules-head h2, .process h2 { font-size: 40px; }
  .service-plan { padding: 30px 20px; }
  .plan-metrics > div { min-height: 98px; padding: 15px; }
  .plan-metrics strong { font-size: 18px; }
  .support-rules-head { margin-bottom: 36px; }
  .support-rule-grid article, .support-rule-grid article:nth-child(even) { min-height: 0; padding: 28px 0; border-right: 0; }
  .process { padding-top: 72px; }
  .process ol { grid-template-columns: 1fr; }
  .process li { min-height: 120px; padding: 22px 0; border-right: 0; border-bottom: 1px solid var(--line); }
  .process li p { margin: 30px 0 0; }
  .support-notice { grid-template-columns: 1fr; gap: 14px; margin-top: 46px; }

  .contact-cards { width: calc(100% - 32px); grid-template-columns: 1fr; padding-top: 64px; }
  .contact-cards article { min-height: 340px; padding: 30px 22px; }
  .contact-cards h2 { margin-top: 56px; font-size: 38px; }
  .wechat-qr { align-items: flex-start; flex-direction: column; gap: 14px; }
  .wechat-qr img { width: min(210px, 72vw); height: auto; aspect-ratio: 1; }
  .wechat-qr figcaption { padding-bottom: 0; }
  .contact-reminder { width: calc(100% - 32px); grid-template-columns: 1fr; gap: 16px; margin: 46px auto 76px; }

  .footer { padding: 68px 18px 26px; }
  .footer-main { grid-template-columns: 1fr; gap: 54px; padding-bottom: 64px; }
  .footer-brand { font-size: 34px; }
  .footer-links { grid-template-columns: 1fr 1fr; }
  .footer-links div:last-child { grid-column: 1 / -1; }
  .footer-bottom { flex-direction: column; gap: 12px; }
}

@media (max-width: 380px) {
  .hero h1 { font-size: clamp(30px, 8.8vw, 34px); }
  .eyebrow { font-size: 9px; letter-spacing: .18em; }
  .product-card-title { align-items: flex-start; }
  .product-card-title h3, .product-card-title > p { font-size: 21px; }
  .plan-metrics { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-delay: 0s !important; transition-duration: .01ms !important; }
}