:root {
  --ink: #071f2b;
  --ink-soft: #123746;
  --paper: #f5f7f4;
  --white: #ffffff;
  --mist: #e9efeb;
  --line: rgba(7, 31, 43, .13);
  --muted: #607078;
  --aqua: #4de2cf;
  --aqua-deep: #149f94;
  --cobalt: #315bd8;
  --sun: #f5b73d;
  --sky: #66b8ef;
  --coral: #f28f69;
  --hero-gradient: linear-gradient(132deg, #061e2a 0%, #0b4050 48%, #173d6e 100%);
  --ocean-gradient: linear-gradient(135deg, #0b2d38 0%, #125264 48%, #244e78 100%);
  --aqua-gradient: linear-gradient(135deg, #dffffa 0%, #78e5d7 48%, #69b8ee 100%);
  --sun-gradient: linear-gradient(135deg, #fff9d9 0%, #f7d05b 52%, #f19a6d 100%);
  --max: 1240px;
  --display: "Songti SC", "Noto Serif SC", "Source Han Serif SC", "STSong", serif;
  --body: "PingFang SC", "Noto Sans CJK SC", "Microsoft YaHei", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--paper); font-family: var(--body); line-height: 1.72; text-rendering: optimizeLegibility; }
body::selection { color: var(--ink); background: var(--aqua); }
a { color: inherit; }
img { display: block; max-width: 100%; }
.shell { width: min(var(--max), calc(100% - 64px)); margin: 0 auto; }
.skip-link { position: fixed; z-index: 100; left: 18px; top: -70px; padding: 11px 16px; color: var(--ink); background: var(--aqua); border-radius: 8px; font-weight: 800; text-decoration: none; transition: top .2s ease; }
.skip-link:focus { top: 18px; }

.site-header { position: absolute; z-index: 20; top: 0; left: 0; right: 0; color: var(--white); }
.nav-shell { width: min(1380px, calc(100% - 46px)); min-height: 86px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; gap: 30px; border-bottom: 1px solid rgba(255,255,255,.16); }
.brand { display: inline-flex; align-items: center; gap: 13px; color: inherit; text-decoration: none; }
.brand-mark { position: relative; width: 44px; height: 44px; display: grid; place-items: center; overflow: hidden; color: var(--ink); background: linear-gradient(145deg, #cafff7 0%, var(--aqua) 52%, var(--sky) 100%); border-radius: 50%; box-shadow: 0 8px 24px rgba(77,226,207,.18); }
.brand-mark::after { content: ""; position: absolute; width: 36px; height: 12px; left: -7px; bottom: -4px; border: 2px solid var(--ink); border-radius: 50%; transform: rotate(-8deg); }
.brand-mark i { position: absolute; width: 12px; height: 12px; right: 4px; top: 5px; border: 2px solid var(--ink); border-radius: 50%; opacity: .45; }
.brand-mark b { position: relative; z-index: 1; font-family: var(--display); font-size: 19px; }
.brand-copy strong, .brand-copy small { display: block; }
.brand-copy strong { font-size: 15px; letter-spacing: .05em; }
.brand-copy small { margin-top: 1px; color: rgba(255,255,255,.52); font-family: Georgia, serif; font-size: 8px; letter-spacing: .14em; }
.desktop-nav { display: flex; align-items: center; gap: 34px; }
.desktop-nav a { position: relative; color: rgba(255,255,255,.72); font-size: 12px; text-decoration: none; }
.desktop-nav a::after { content: ""; position: absolute; left: 0; right: 100%; bottom: -8px; height: 1px; background: var(--aqua); transition: right .25s ease; }
.desktop-nav a:hover { color: #fff; }
.desktop-nav a:hover::after { right: 0; }
.nav-contact { min-height: 42px; padding: 0 17px; display: inline-flex; align-items: center; gap: 18px; border: 1px solid rgba(255,255,255,.34); border-radius: 999px; color: #fff; font-size: 11px; font-weight: 800; text-decoration: none; transition: color .2s ease, background .2s ease; }
.nav-contact:hover { color: var(--ink); background: linear-gradient(105deg, #cafff7, var(--aqua) 58%, #8ed5f7); border-color: var(--aqua); }
.nav-contact span { font-size: 16px; }

.hero { position: relative; min-height: 900px; overflow: hidden; color: #fff; background: var(--hero-gradient); }
.hero::before { content: ""; position: absolute; inset: 0; opacity: .52; background-image: linear-gradient(rgba(255,255,255,.045) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.045) 1px, transparent 1px); background-size: 74px 74px; mask-image: linear-gradient(to bottom, #000, transparent 82%); }
.hero::after { content: ""; position: absolute; width: 900px; height: 900px; right: -460px; top: -440px; border: 1px solid rgba(77,226,207,.2); border-radius: 50%; box-shadow: 0 0 0 90px rgba(77,226,207,.025), 0 0 0 180px rgba(77,226,207,.018); }
.hero-atmosphere { position: absolute; width: 880px; height: 680px; right: 1%; top: 8%; background: radial-gradient(circle at 35% 64%, rgba(77,226,207,.26), transparent 27%), radial-gradient(circle at 67% 38%, rgba(102,184,239,.32), transparent 31%), radial-gradient(circle at 78% 72%, rgba(245,183,61,.12), transparent 22%); filter: blur(20px); }
.hero-layout { position: relative; z-index: 2; min-height: 840px; padding: 150px 0 100px; display: grid; grid-template-columns: .88fr 1.12fr; gap: 72px; align-items: center; }
.hero-copy { padding-top: 16px; }
.eyebrow { margin: 0 0 28px; display: flex; align-items: center; gap: 12px; color: rgba(255,255,255,.62); font-size: 10px; letter-spacing: .14em; }
.eyebrow i { width: 42px; height: 1px; background: var(--aqua); }
.hero h1 { max-width: 700px; margin: 0; font-family: var(--display); font-size: clamp(54px, 6.2vw, 96px); font-weight: 600; letter-spacing: -.055em; line-height: 1.04; }
.hero h1 em { color: transparent; background: linear-gradient(94deg, #8ff8e9 0%, #8cdaf5 58%, #ffd98a 100%); background-clip: text; -webkit-background-clip: text; font-style: normal; }
.hero-lead { max-width: 610px; margin: 30px 0 0; color: rgba(255,255,255,.65); font-size: 16px; }
.hero-actions { margin-top: 40px; display: flex; align-items: center; gap: 28px; }
.button { min-height: 52px; padding: 0 22px; display: inline-flex; align-items: center; justify-content: center; gap: 36px; border-radius: 999px; font-size: 12px; font-weight: 800; text-decoration: none; transition: transform .25s ease, box-shadow .25s ease; }
.button:hover { transform: translateY(-3px); }
.button-light { color: var(--ink); background: linear-gradient(110deg, #fff 0%, #ddfff8 58%, #c8eaff 100%); box-shadow: 0 16px 42px rgba(0,0,0,.18), 0 0 30px rgba(77,226,207,.08); }
.button-light span { font-size: 16px; }
.text-link { display: inline-flex; align-items: center; gap: 12px; color: rgba(255,255,255,.72); font-size: 12px; text-decoration: none; }
.text-link:hover { color: var(--aqua); }
.hero-manifesto { margin: 74px 0 0; color: rgba(255,255,255,.36); font-family: var(--display); font-size: 13px; letter-spacing: .13em; }

.orbit { position: relative; width: min(620px, 100%); aspect-ratio: 1; justify-self: end; }
.orbit::before { content: ""; position: absolute; inset: 8%; border-radius: 50%; background: radial-gradient(circle at 43% 56%, rgba(77,226,207,.18), transparent 38%), radial-gradient(circle at 68% 34%, rgba(102,184,239,.17), transparent 35%); box-shadow: inset 0 0 90px rgba(77,226,207,.055); }
.orbit-track { position: absolute; left: 50%; top: 50%; border: 1px solid rgba(255,255,255,.18); border-radius: 50%; transform: translate(-50%, -50%) rotate(-12deg); }
.track-outer { width: 91%; height: 67%; }
.track-inner { width: 68%; height: 47%; border-color: rgba(77,226,207,.26); transform: translate(-50%, -50%) rotate(27deg); }
.orbit-beam { position: absolute; left: 50%; top: 50%; width: 78%; height: 2px; transform: translate(-50%, -50%) rotate(-34deg); background: linear-gradient(90deg, transparent, var(--aqua), #8bd8f4 61%, var(--sun), transparent); box-shadow: 0 0 22px rgba(77,226,207,.42); }
.orbit-core { position: absolute; z-index: 2; left: 50%; top: 50%; width: 176px; height: 176px; padding: 20px; display: grid; place-content: center; text-align: center; border: 1px solid rgba(255,255,255,.24); border-radius: 50%; background: linear-gradient(145deg, rgba(6,30,42,.9), rgba(18,82,100,.72) 62%, rgba(36,78,120,.66)); box-shadow: 0 0 0 18px rgba(255,255,255,.025), 0 34px 70px rgba(0,0,0,.3), inset 0 0 35px rgba(77,226,207,.07); backdrop-filter: blur(15px); transform: translate(-50%, -50%); }
.orbit-core::after { content: ""; position: absolute; inset: 10px; border: 1px solid rgba(77,226,207,.22); border-radius: 50%; }
.orbit-core small { color: var(--aqua); font-family: Georgia, serif; font-size: 9px; letter-spacing: .2em; }
.orbit-core strong { margin: 2px 0; font-family: var(--display); font-size: 35px; font-weight: 600; letter-spacing: .12em; }
.orbit-core span { color: rgba(255,255,255,.4); font-size: 7px; letter-spacing: .16em; }
.orbit-product { position: absolute; z-index: 3; min-width: 210px; padding: 13px 17px 13px 13px; display: flex; align-items: center; gap: 13px; border: 1px solid rgba(255,255,255,.2); border-radius: 22px; background: linear-gradient(125deg, rgba(255,255,255,.17), rgba(105,184,238,.08)); box-shadow: 0 25px 60px rgba(0,0,0,.24); backdrop-filter: blur(20px); }
.orbit-product::after { content: ""; position: absolute; width: 8px; height: 8px; border: 2px solid var(--aqua); border-radius: 50%; background: var(--ink); }
.orbit-product img { width: 62px; height: 62px; border-radius: 18px; object-fit: cover; box-shadow: 0 12px 27px rgba(0,0,0,.25); }
.orbit-product small, .orbit-product strong { display: block; }
.orbit-product small { color: rgba(255,255,255,.45); font-size: 9px; }
.orbit-product strong { font-family: var(--display); font-size: 19px; font-weight: 600; }
.orbit-qingke { right: 2%; top: 17%; }
.orbit-qingke::after { left: -31px; bottom: 18px; }
.orbit-jiajizhang { left: 0; bottom: 16%; }
.orbit-jiajizhang::after { right: -36px; top: 18px; border-color: var(--sun); }
.orbit-caption { position: absolute; left: 14%; right: 8%; bottom: 1%; display: flex; justify-content: space-between; color: rgba(255,255,255,.3); font-size: 8px; letter-spacing: .16em; }
.orbit-caption b { color: rgba(77,226,207,.65); font-weight: 500; }
.hero-index { position: absolute; z-index: 3; left: 0; right: 0; bottom: 0; min-height: 60px; padding: 0 4vw; display: flex; align-items: center; justify-content: center; gap: 24px; border-top: 1px solid rgba(255,255,255,.12); color: rgba(255,255,255,.34); font-family: Georgia, serif; font-size: 9px; letter-spacing: .19em; }
.hero-index i { width: 5px; height: 5px; border-radius: 50%; background: var(--aqua); }

.section-pad { padding: 124px 0; }
.section-label, .section-kicker { margin: 0 0 22px; color: var(--aqua-deep); font-size: 9px; font-weight: 800; letter-spacing: .18em; text-transform: uppercase; }
.section-label-light, .section-kicker.light { color: var(--aqua); }
.intro { background: radial-gradient(circle at 9% 20%, rgba(77,226,207,.1), transparent 23%), radial-gradient(circle at 91% 80%, rgba(102,184,239,.09), transparent 24%), linear-gradient(180deg, #fff 0%, #f6faf8 100%); }
.intro-grid { display: grid; grid-template-columns: .38fr 1.22fr .68fr; gap: 55px; align-items: start; }
.intro-grid > .section-label { padding-top: 12px; }
.intro h2, .section-head h2, .values h2, .contact h2 { margin: 0; font-family: var(--display); font-size: clamp(42px, 5vw, 70px); font-weight: 600; letter-spacing: -.045em; line-height: 1.16; }
.intro-copy { padding-top: 50px; color: var(--muted); font-size: 14px; }
.intro-copy p { margin: 0 0 20px; }

.capabilities { position: relative; overflow: hidden; color: #fff; background: var(--ocean-gradient); }
.capabilities::after { content: ""; position: absolute; width: 540px; height: 540px; right: -270px; bottom: -280px; border: 1px solid rgba(77,226,207,.13); border-radius: 50%; box-shadow: 0 0 0 72px rgba(77,226,207,.018), 0 0 0 144px rgba(77,226,207,.012); }
.capabilities .shell { position: relative; z-index: 1; }
.section-head { margin-bottom: 70px; display: flex; align-items: end; justify-content: space-between; gap: 90px; }
.section-head > div { max-width: 800px; }
.section-head > p { width: min(390px, 100%); margin: 0 0 8px; color: rgba(255,255,255,.5); font-size: 13px; }
.capability-grid { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid rgba(255,255,255,.16); border-bottom: 1px solid rgba(255,255,255,.16); }
.capability { min-height: 460px; padding: 45px 38px 34px; display: flex; flex-direction: column; border-right: 1px solid rgba(255,255,255,.16); transition: background .3s ease; }
.capability:last-child { border-right: 0; }
.capability:hover { background: linear-gradient(155deg, rgba(77,226,207,.075), rgba(102,184,239,.045)); }
.capability-symbol { position: relative; width: 70px; height: 70px; margin-bottom: 54px; }
.capability-symbol span { position: absolute; inset: 5px; border: 1px solid rgba(77,226,207,.8); border-radius: 50%; }
.capability-symbol i { position: absolute; width: 44px; height: 44px; right: 0; bottom: 0; border: 1px solid rgba(255,255,255,.35); transform: rotate(45deg); }
.symbol-focus span { inset: 0; border-radius: 0; transform: rotate(45deg); }
.symbol-focus i { width: 22px; height: 22px; right: 24px; bottom: 24px; border-radius: 50%; background: var(--sun); border: 0; }
.symbol-loop span { inset: 7px 0; border-width: 1px 0; border-radius: 50%; transform: rotate(-22deg); }
.symbol-loop i { width: 18px; height: 18px; right: 2px; bottom: 16px; border-radius: 50%; background: var(--aqua); border: 0; }
.capability-en { margin: 0 0 6px; color: var(--aqua); font-family: Georgia, serif; font-size: 9px; letter-spacing: .2em; }
.capability h3 { margin: 0 0 20px; font-family: var(--display); font-size: 29px; font-weight: 600; }
.capability > p:not(.capability-en) { margin: 0; color: rgba(255,255,255,.54); font-size: 13px; }
.capability-foot { margin-top: auto; padding-top: 28px; color: rgba(255,255,255,.32); font-size: 9px; letter-spacing: .08em; }

.products { background: radial-gradient(circle at 4% 26%, rgba(77,226,207,.1), transparent 24%), radial-gradient(circle at 96% 74%, rgba(245,183,61,.09), transparent 22%), linear-gradient(180deg, #f8fbf9 0%, #edf3f1 100%); }
.products-head > p { color: var(--muted); }
.product-list { display: grid; gap: 26px; }
.product-feature { min-height: 610px; display: grid; grid-template-columns: 1.05fr .95fr; overflow: hidden; border: 1px solid var(--line); background: var(--white); }
.product-art { position: relative; min-height: 610px; display: grid; place-items: center; overflow: hidden; }
.product-art img { position: relative; z-index: 2; width: 190px; height: 190px; object-fit: cover; border-radius: 46px; box-shadow: 0 34px 70px rgba(7,31,43,.2); transition: transform .4s ease; }
.product-feature:hover .product-art img { transform: scale(1.045) rotate(-2deg); }
.product-art > p { position: absolute; left: 30px; bottom: 20px; margin: 0; font-family: Georgia, serif; font-size: 8px; letter-spacing: .2em; }
.qingke-feature .product-art { color: #0d625d; background: var(--aqua-gradient); }
.art-ring { position: absolute; border: 1px solid rgba(7,31,43,.13); border-radius: 50%; }
.ring-one { width: 480px; height: 480px; }
.ring-two { width: 320px; height: 320px; box-shadow: 0 0 0 80px rgba(255,255,255,.12); }
.jiajizhang-feature .product-art { color: #63440b; background: var(--sun-gradient); }
.ledger-line { position: absolute; width: 74%; height: 1px; background: rgba(99,68,11,.22); }
.line-one { top: 28%; transform: rotate(-12deg); }
.line-two { top: 50%; transform: rotate(8deg); }
.line-three { top: 68%; transform: rotate(-5deg); }
.product-info { padding: 62px; display: flex; flex-direction: column; }
.product-status { display: flex; align-items: center; justify-content: space-between; gap: 20px; color: var(--muted); font-size: 10px; }
.product-status b { padding: 7px 11px; color: var(--ink); background: var(--mist); border-radius: 999px; font-size: 9px; }
.product-info > small { margin-top: 66px; color: var(--aqua-deep); font-family: Georgia, serif; font-size: 9px; letter-spacing: .2em; }
.jiajizhang-feature .product-info > small { color: #a06904; }
.product-info h3 { margin: 3px 0 15px; font-family: var(--display); font-size: clamp(48px, 5vw, 70px); font-weight: 600; letter-spacing: -.04em; }
.product-info > p { max-width: 540px; margin: 0; color: var(--muted); font-size: 14px; }
.product-info ul { margin: 26px 0 38px; padding: 0; display: flex; flex-wrap: wrap; gap: 8px; list-style: none; }
.product-info li { padding: 7px 10px; border: 1px solid var(--line); border-radius: 999px; color: #52656e; font-size: 9px; }
.product-link { margin-top: auto; padding-top: 17px; display: flex; align-items: center; justify-content: space-between; border-top: 1px solid var(--line); font-size: 11px; font-weight: 800; text-decoration: none; }
.product-link > span { color: var(--aqua-deep); font-size: 19px; }
.product-link:hover { color: var(--aqua-deep); }
.product-link-muted { color: var(--muted); }
.product-link-muted > span { font-family: Georgia, serif; font-size: 8px; letter-spacing: .16em; }

.values { position: relative; overflow: hidden; color: #fff; background: linear-gradient(128deg, #08232f 0%, #134455 50%, #1b5371 100%); }
.values::before { content: "澜"; position: absolute; right: -30px; bottom: -250px; color: rgba(77,226,207,.035); font-family: var(--display); font-size: 620px; line-height: 1; }
.values-grid { position: relative; display: grid; grid-template-columns: .8fr 1.2fr; gap: 110px; align-items: start; }
.values-title { position: sticky; top: 120px; }
.value-list { border-top: 1px solid rgba(255,255,255,.16); }
.value { min-height: 145px; padding: 30px 4px; display: grid; grid-template-columns: .45fr 1fr; gap: 40px; align-items: center; border-bottom: 1px solid rgba(255,255,255,.16); }
.value strong { font-family: var(--display); font-size: 25px; font-weight: 600; }
.value p { margin: 0; color: rgba(255,255,255,.5); font-size: 13px; }

.contact { background: radial-gradient(circle at 84% 16%, rgba(102,184,239,.13), transparent 25%), radial-gradient(circle at 12% 82%, rgba(77,226,207,.11), transparent 28%), linear-gradient(160deg, #fff 0%, #f3f8f6 100%); }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 90px; align-items: start; }
.contact-title > p:last-child { max-width: 540px; margin: 30px 0 0; color: var(--muted); }
.contact-panel { border-top: 2px solid var(--ink); }
.contact-panel > a { min-height: 112px; padding: 22px 4px; display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid var(--line); text-decoration: none; transition: padding .25s ease, color .25s ease; }
.contact-panel > a:hover { padding-left: 14px; padding-right: 14px; color: var(--aqua-deep); }
.contact-panel small, .contact-panel strong { display: block; }
.contact-panel small { color: var(--muted); font-size: 9px; }
.contact-panel strong { margin-top: 3px; font-size: 16px; word-break: break-all; }
.contact-panel > a b { font-size: 24px; font-weight: 400; }
.contact-panel dl { margin: 34px 0 0; display: grid; grid-template-columns: 1.5fr .7fr; gap: 25px; }
.contact-panel dl div { padding-top: 13px; border-top: 1px solid var(--line); }
.contact-panel dt { color: var(--muted); font-size: 9px; }
.contact-panel dd { margin: 5px 0 0; font-size: 12px; font-weight: 700; }

.site-footer { color: #fff; background: linear-gradient(115deg, #061d28 0%, #0c3442 58%, #163f62 100%); }
.footer-main { min-height: 190px; display: grid; grid-template-columns: 1.3fr 1fr auto; align-items: center; gap: 40px; }
.footer-brand { color: #fff; }
.footer-main > p { color: rgba(255,255,255,.42); font-family: var(--display); font-size: 12px; letter-spacing: .08em; }
.footer-nav { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 24px; }
.footer-nav a { color: rgba(255,255,255,.58); font-size: 10px; text-decoration: none; }
.footer-nav a:hover { color: var(--aqua); }
.footer-bottom { min-height: 64px; display: flex; align-items: center; justify-content: space-between; gap: 25px; border-top: 1px solid rgba(255,255,255,.12); color: rgba(255,255,255,.34); font-size: 9px; letter-spacing: .06em; }
.footer-bottom a { color: inherit; text-underline-offset: 3px; }
.footer-bottom a:hover { color: rgba(255,255,255,.72); }

.reveal { opacity: 0; transform: translateY(24px); transition: opacity .75s ease, transform .75s cubic-bezier(.2,.75,.25,1); }
.reveal.is-visible { opacity: 1; transform: none; }
.delay-one { transition-delay: .1s; }
.delay-two { transition-delay: .2s; }

@media (max-width: 1050px) {
  .hero { min-height: auto; }
  .hero-layout { min-height: auto; padding-top: 150px; padding-bottom: 120px; grid-template-columns: 1fr; }
  .orbit { width: min(660px, 100%); justify-self: center; }
  .intro-grid { grid-template-columns: 110px 1fr; }
  .intro-copy { grid-column: 2; padding-top: 0; }
  .section-head { align-items: start; flex-direction: column; gap: 26px; }
  .capability { padding-left: 25px; padding-right: 25px; }
  .product-info { padding: 44px; }
  .values-grid { gap: 60px; }
  .contact-grid { gap: 55px; }
}

@media (max-width: 760px) {
  .shell { width: min(100% - 34px, var(--max)); }
  .nav-shell { width: calc(100% - 28px); min-height: 70px; }
  .brand-mark { width: 39px; height: 39px; }
  .brand-copy strong { font-size: 13px; }
  .brand-copy small { font-size: 6px; }
  .desktop-nav, .nav-contact { display: none; }
  .hero-layout { padding-top: 122px; padding-bottom: 95px; gap: 60px; }
  .eyebrow { flex-wrap: wrap; }
  .hero h1 { font-size: clamp(44px, 13.6vw, 62px); line-height: 1.09; }
  .hero-lead { margin-top: 23px; font-size: 14px; }
  .hero-actions { align-items: stretch; flex-direction: column; gap: 18px; }
  .button { width: 100%; }
  .text-link { justify-content: center; }
  .hero-manifesto { margin-top: 45px; font-size: 10px; letter-spacing: .08em; }
  .orbit { min-height: 470px; aspect-ratio: auto; }
  .track-outer { width: 100%; height: 62%; }
  .track-inner { width: 73%; height: 42%; }
  .orbit-core { width: 130px; height: 130px; }
  .orbit-core strong { font-size: 27px; }
  .orbit-product { min-width: 180px; padding: 10px 13px 10px 10px; border-radius: 19px; }
  .orbit-product img { width: 52px; height: 52px; border-radius: 15px; }
  .orbit-product strong { font-size: 16px; }
  .orbit-qingke { right: 0; top: 11%; }
  .orbit-jiajizhang { left: 0; bottom: 12%; }
  .orbit-caption { left: 0; right: 0; bottom: 0; }
  .hero-index { padding: 0 20px; gap: 10px; font-size: 6px; letter-spacing: .08em; }
  .section-pad { padding: 82px 0; }
  .intro-grid { grid-template-columns: 1fr; gap: 18px; }
  .intro-copy { grid-column: 1; }
  .intro h2, .section-head h2, .values h2, .contact h2 { font-size: clamp(38px, 11.4vw, 52px); }
  .capability-grid { grid-template-columns: 1fr; }
  .capability { min-height: 360px; padding: 34px 20px 28px; border-right: 0; border-bottom: 1px solid rgba(255,255,255,.16); }
  .capability:last-child { border-bottom: 0; }
  .capability-symbol { margin-bottom: 35px; }
  .product-feature { min-height: 0; grid-template-columns: 1fr; }
  .product-art { min-height: 380px; }
  .product-art img { width: 145px; height: 145px; border-radius: 36px; }
  .product-info { min-height: 500px; padding: 32px 24px; }
  .product-info > small { margin-top: 48px; }
  .product-info h3 { font-size: 52px; }
  .jiajizhang-feature .product-info { order: 2; }
  .jiajizhang-feature .product-art { order: 1; }
  .values-grid { grid-template-columns: 1fr; gap: 50px; }
  .values-title { position: static; }
  .value { min-height: 130px; grid-template-columns: 1fr; gap: 10px; }
  .contact-grid { grid-template-columns: 1fr; gap: 55px; }
  .contact-panel dl { grid-template-columns: 1fr; }
  .footer-main { min-height: 0; padding: 52px 0 35px; display: block; }
  .footer-main > p { margin: 25px 0; }
  .footer-nav { justify-content: flex-start; }
  .footer-bottom { min-height: 88px; align-items: flex-start; justify-content: center; flex-direction: column; gap: 5px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
  .reveal { opacity: 1; transform: none; }
}

/* 网站隐私说明页 */
.legal-page { background: var(--paper); }
.legal-page .site-header { position: fixed; color: #fff; background: rgba(7,31,43,.94); backdrop-filter: blur(16px); }
.legal-page .nav-shell { border-bottom-color: rgba(255,255,255,.12); }
.legal-main { padding-top: 86px; }
.legal-hero { padding: 100px 0 72px; color: #fff; background: var(--ink-soft); }
.legal-hero .section-kicker { color: var(--aqua); }
.legal-hero h1 { margin: 0; font-family: var(--display); font-size: clamp(48px, 7vw, 78px); font-weight: 600; letter-spacing: -.04em; }
.legal-hero > .shell > p:last-child { margin: 18px 0 0; color: rgba(255,255,255,.55); }
.legal-layout { padding-top: 72px; padding-bottom: 110px; display: grid; grid-template-columns: 230px 1fr; gap: 80px; align-items: start; }
.legal-layout aside { position: sticky; top: 122px; }
.legal-layout aside a { display: inline-block; margin-bottom: 40px; color: var(--aqua-deep); font-size: 12px; font-weight: 800; text-decoration: none; }
.legal-layout aside span, .legal-layout aside strong { display: block; }
.legal-layout aside span { color: var(--muted); font-size: 10px; letter-spacing: .12em; }
.legal-layout aside strong { margin-top: 4px; font-size: 13px; }
.legal-layout article { border-top: 1px solid var(--line); }
.legal-intro { margin: 0; padding: 28px 0; color: var(--muted); border-bottom: 1px solid var(--line); }
.legal-layout article section { padding: 40px 0; display: grid; grid-template-columns: 70px 1fr; gap: 20px; border-bottom: 1px solid var(--line); }
.legal-layout article section > span { color: var(--aqua-deep); font-size: 10px; font-weight: 800; letter-spacing: .15em; }
.legal-layout h2 { margin: -8px 0 12px; font-family: var(--display); font-size: 27px; font-weight: 600; }
.legal-layout article p { margin: 0 0 7px; color: #50656e; font-size: 14px; }
.legal-layout article a { color: var(--aqua-deep); }
.legal-footer { min-height: 0; }
@media (max-width: 760px) {
  .legal-main { padding-top: 70px; }
  .legal-hero { padding: 72px 0 54px; }
  .legal-layout { padding-top: 45px; padding-bottom: 70px; grid-template-columns: 1fr; gap: 30px; }
  .legal-layout aside { position: static; }
  .legal-layout aside a { margin-bottom: 20px; }
  .legal-layout article section { grid-template-columns: 36px 1fr; gap: 10px; }
}