:root {
  --ink: #171717;
  --ink-deep: #111111;
  --muted: #626262;
  --cyan: #7581eb;
  --cyan-dark: #5965d2;
  --cyan-soft: #eef0ff;
  --warm: #fbfaf6;
  --paper: #ffffff;
  --mist: #f5f5f3;
  --line: #dedede;
  --line-strong: #c8c8c8;
  --gold: #7581eb;
  --shadow: 0 26px 64px rgba(0, 0, 0, .10);
  --max: 1240px;
}

* { box-sizing: border-box; }
html { overflow-x: clip; scroll-behavior: smooth; scroll-padding-top: 176px; }
body { margin: 0; overflow-x: clip; color: var(--ink); background: var(--warm); font-family: "Microsoft YaHei", "PingFang SC", Arial, sans-serif; line-height: 1.75; }
body.menu-open { overflow: hidden; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; }
.skip-link { position: fixed; z-index: 1000; top: -70px; left: 20px; padding: 10px 16px; border: 1px solid var(--line); background: var(--paper); }
.skip-link:focus { top: 12px; }
.section { padding: 94px 0; }
.section-inner { width: min(calc(100% - 48px), var(--max)); margin: 0 auto; }

.site-header { position: sticky; top: 0; z-index: 100; color: var(--ink); background: rgba(255, 255, 255, .98); border-bottom: 1px solid rgba(200, 200, 200, .85); backdrop-filter: blur(16px); }
.site-header.scrolled { box-shadow: 0 10px 30px rgba(0, 0, 0, .06); }
.header-inner { position: relative; width: min(calc(100% - 48px), 1480px); height: 174px; margin: 0 auto; display: grid; grid-template-columns: 350px minmax(360px, 1fr) 260px; grid-template-rows: 116px 58px; align-items: center; column-gap: 24px; }
.header-inner::before { content: ""; position: absolute; top: 116px; left: 50%; width: 100vw; height: 1px; background: var(--line); transform: translateX(-50%); }
.brand-wrap { grid-column: 1; grid-row: 1; display: flex; align-items: center; gap: 18px; }
.brand { display: inline-flex; align-items: center; gap: 10px; flex: 0 0 auto; }
.brand-logo { width: 106px; height: 80px; object-fit: contain; content: url("assets/brand-logo-periwinkle.png"); }
.site-header .brand-logo { width: 130px; height: 88px; transform: scaleY(.88); transform-origin: center; filter: brightness(.84) saturate(1.16); }
.founder-qr { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 4px; color: var(--cyan-dark); white-space: nowrap; }
.founder-qr img { width: 68px; height: 68px; object-fit: cover; border: 1px solid rgba(92, 104, 210, .24); border-radius: 4px; background: #fff; }
.founder-qr span { max-width: none; color: var(--ink-deep); font-size: 13px; font-weight: 700; line-height: 1.25; white-space: nowrap; }
.brand-word { color: var(--ink-deep); font-size: 21px; font-weight: 800; white-space: nowrap; }
.brand-tagline { grid-column: 2; grid-row: 1; width: 100%; min-height: 70px; padding: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 11px; justify-self: stretch; align-self: center; border-left: 0; background: transparent; text-align: center; white-space: nowrap; }
.brand-tagline strong, .brand-tagline small { width: 100%; display: flex; align-items: center; justify-content: center; }
.brand-tagline strong { gap: 25px; color: var(--ink-deep); font-size: 30px; line-height: 1.15; font-weight: 900; }
.brand-tagline strong > span { min-width: 0; display: inline-flex; flex-direction: row; align-items: baseline; justify-content: center; line-height: 1.15; }
.brand-tagline strong .tag-prefix { color: inherit; font: inherit; font-size: 17px; font-style: normal; font-weight: 800; line-height: 1.15; }
.brand-tagline small { gap: 12px; color: var(--cyan-dark); font-size: 17px; line-height: 1.2; font-weight: 800; }
.brand-tagline small::before, .brand-tagline small::after { content: ""; width: 34px; height: 2px; background: var(--cyan); }
.brand-tagline small span:first-child { padding: 0; border-radius: 0; color: inherit; background: transparent; }
.desktop-nav { grid-column: 1 / -1; grid-row: 2; min-width: 0; height: 58px; display: flex; justify-content: center; align-items: center; gap: clamp(30px, 4.2vw, 68px); }
.desktop-nav > a, .nav-dropdown-trigger { position: relative; color: var(--ink); font-size: 17px; font-weight: 700; white-space: nowrap; }
.desktop-nav > a::after, .nav-dropdown-trigger::after { content: ""; position: absolute; right: 100%; bottom: -17px; left: 0; height: 3px; background: var(--cyan); transition: right .2s ease; }
.desktop-nav > a:hover::after, .desktop-nav > a[aria-current="page"]::after, .nav-dropdown:hover .nav-dropdown-trigger::after, .nav-dropdown:focus-within .nav-dropdown-trigger::after, .nav-dropdown-trigger[aria-current="page"]::after { right: 0; }
.nav-dropdown { position: relative; align-self: stretch; display: flex; align-items: center; }
.nav-dropdown-trigger { display: inline-flex; align-items: center; gap: 5px; }
.nav-dropdown-trigger svg { width: 16px; height: 16px; transition: transform .2s; }
.nav-dropdown[data-nav-section="community"] .nav-dropdown-trigger { color: var(--cyan-dark); }
.nav-dropdown:hover .nav-dropdown-trigger svg, .nav-dropdown:focus-within .nav-dropdown-trigger svg { transform: rotate(180deg); }
.nav-dropdown-menu { position: absolute; z-index: 120; top: calc(100% - 8px); left: 50%; width: 272px; padding: 10px 0; visibility: hidden; opacity: 0; transform: translate(-50%, 10px); border: 1px solid var(--line); background: var(--paper); box-shadow: 0 18px 44px rgba(0, 0, 0, .13); transition: opacity .18s, transform .18s, visibility .18s; }
.nav-dropdown:hover .nav-dropdown-menu, .nav-dropdown:focus-within .nav-dropdown-menu { visibility: visible; opacity: 1; transform: translate(-50%, 0); }
.nav-dropdown-menu::before { content: ""; position: absolute; right: 0; bottom: 100%; left: 0; height: 12px; }
.nav-dropdown-menu a { min-height: 57px; padding: 9px 18px; display: grid; grid-template-columns: 1fr auto; column-gap: 12px; align-items: center; border-bottom: 1px solid var(--line); color: var(--ink); }
.nav-dropdown-menu a:last-child { border-bottom: 0; }
.nav-dropdown-menu a:hover, .nav-dropdown-menu a:focus-visible { color: var(--cyan-dark); background: var(--cyan-soft); outline: 0; }
.nav-dropdown-menu a:hover, .nav-dropdown-menu a:focus-visible { color: #4652bd; background: #e0e3ff; }
.nav-dropdown-menu strong, .nav-dropdown-menu small { display: block; }
.nav-dropdown-menu strong { font-size: 15px; line-height: 1.35; }
.nav-dropdown-menu small { margin-top: 2px; color: var(--muted); font-size: 12px; font-weight: 400; }
.nav-dropdown-menu svg { width: 16px; color: var(--cyan); }
.header-actions { grid-column: 3; grid-row: 1; min-height: 52px; display: flex; align-items: center; justify-content: flex-end; gap: 16px; }
.header-utility { min-width: 0; min-height: 44px; padding: 0 16px; display: flex; align-items: center; justify-content: center; gap: 0; color: var(--paper); background: var(--cyan-dark); border-left: 0; white-space: nowrap; }
.header-actions .header-utility:not(.header-phone) { background: #e47d38; }
.header-actions .header-utility:not(.header-phone)::before { content: ""; width: 7px; height: 7px; margin-right: 7px; border-radius: 50%; background: #fff; }
.header-utility svg { display: none; }
.header-utility strong { font-size: 14px; line-height: 1.2; font-weight: 700; }
.header-phone { order: -1; min-width: 140px; padding: 0 17px 0 0; align-items: flex-end; flex-direction: column; color: var(--cyan-dark); background: transparent; border-right: 1px solid var(--line); }
.header-phone::before { content: "全国服务热线"; margin-bottom: 3px; color: var(--muted); font-size: 11px; line-height: 1.2; }
.header-phone strong { font: 800 17px/1.2 Arial, sans-serif; }
.menu-toggle { display: none; width: 44px; height: 44px; padding: 0; border: 0; color: var(--ink); background: transparent; align-items: center; justify-content: center; cursor: pointer; }
.mobile-nav { display: none; }

.hero { min-height: 632px; overflow: hidden; background: var(--warm); }
.hero-inner { width: min(calc(100% - 48px), var(--max)); min-height: 632px; margin: 0 auto; padding: 38px 0 44px; display: grid; grid-template-columns: minmax(0, 1.12fr) minmax(410px, .88fr); gap: 70px; align-items: center; }
.hero-copy { min-width: 0; padding: 12px 0 0; }
.eyebrow { margin: 0 0 20px; display: flex; align-items: center; gap: 12px; color: var(--cyan-dark); font-size: 14px; font-weight: 700; }
.eyebrow span { width: 32px; height: 2px; flex: 0 0 auto; background: currentColor; }
.eyebrow.dark { color: var(--cyan-dark); }
.eyebrow.light { color: var(--cyan); }
.hero h1 { margin: 0; color: var(--ink-deep); font-size: 84px; line-height: 1.07; font-weight: 800; letter-spacing: 0; }
.hero-lead { margin: 13px 0 0; color: var(--ink); font-size: 31px; line-height: 1.4; font-weight: 500; }
.hero-founder { margin: 8px 0 0; color: var(--muted); font-size: 18px; }
.hero-summary { max-width: 660px; margin: 24px 0 0; color: var(--muted); font-size: 18px; line-height: 1.85; }
.hero-actions { margin-top: 32px; display: flex; flex-wrap: wrap; gap: 12px; }
.button { min-height: 54px; padding: 0 25px; border: 1px solid transparent; border-radius: 4px; display: inline-flex; align-items: center; justify-content: center; gap: 10px; font-size: 16px; font-weight: 700; transition: transform .2s, color .2s, background .2s, border-color .2s; }
.button:hover { transform: translateY(-2px); }
.button svg { width: 18px; }
.button-primary { color: var(--paper); background: var(--cyan-dark); }
.button-primary:hover { background: #4e5bc5; }
.button-ghost { color: var(--ink); border-color: #a8b5bc; background: transparent; }
.button-ghost:hover { color: var(--cyan-dark); border-color: var(--cyan-dark); background: var(--paper); }
.hero-visual { min-width: 0; margin: 0; position: relative; }
.hero-visual::before { content: "H-3000"; position: absolute; z-index: 0; top: 28px; right: -45px; color: rgba(0, 0, 0, .055); font: 700 78px/1 Arial, sans-serif; writing-mode: vertical-rl; pointer-events: none; }
.hero-image-stage { height: 500px; position: relative; z-index: 1; overflow: hidden; border: 1px solid var(--line); background: var(--paper); box-shadow: var(--shadow); }
.hero-image { width: 100%; height: 100%; object-fit: contain; object-position: center; }
.hero-visual figcaption { min-height: 54px; padding: 14px 2px 0; display: grid; grid-template-columns: auto 1fr 30px; gap: 13px; align-items: center; }
.hero-visual figcaption span { color: var(--cyan-dark); font-size: 12px; font-weight: 700; }
.hero-visual figcaption strong { font-size: 15px; }
.hero-visual figcaption a { width: 30px; height: 30px; display: grid; place-items: center; border: 1px solid var(--line-strong); border-radius: 50%; }
.hero-visual figcaption svg { width: 15px; }

.trust-strip { background: var(--paper); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.trust-grid { min-height: 106px; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); }
.trust-card { position: relative; min-width: 0; border-right: 1px solid var(--line); }
.trust-card:last-child { border-right: 0; }
.trust-card > a { min-width: 0; padding: 22px 26px; min-height: 106px; display: flex; align-items: center; gap: 15px; transition: color .2s, background .2s; }
.trust-card:first-child > a { padding-left: 0; }
.trust-card:last-child > a { padding-right: 0; }
.trust-card > a:hover, .trust-card > a:focus-visible { color: var(--cyan-dark); background: var(--cyan-soft); outline: 0; }
.trust-card > a::after { content: "↗"; margin-left: auto; color: var(--muted); font-size: 18px; line-height: 1; }
.trust-grid svg { width: 27px; height: 27px; flex: 0 0 auto; color: var(--cyan); }
.trust-grid span, .trust-grid strong, .trust-grid small { display: block; }
.trust-grid span { min-width: 0; }
.trust-grid strong { color: var(--ink); font-size: 16px; }
.trust-grid small { margin-top: 2px; color: var(--muted); font-size: 13px; white-space: nowrap; }
.trust-grid .trust-arrow { width: 17px; height: 17px; margin-left: auto; color: var(--muted); }
.trust-submenu { position: absolute; z-index: 30; right: 0; bottom: calc(100% - 1px); left: 0; padding: 10px 0 8px; visibility: hidden; opacity: 0; transform: translateY(8px); border: 1px solid var(--line); background: var(--paper); box-shadow: 0 16px 36px rgba(0,0,0,.16); transition: opacity .18s, transform .18s, visibility .18s; }
.trust-card:hover .trust-submenu, .trust-card:focus-within .trust-submenu { visibility: visible; opacity: 1; transform: translateY(0); }
.trust-submenu > a { min-height: 48px; padding: 7px 15px; display: grid; grid-template-columns: 1fr auto; column-gap: 12px; align-items: center; border-bottom: 1px solid var(--line); color: var(--ink); }
.trust-submenu > a:last-child { border-bottom: 0; }
.trust-submenu > a:hover, .trust-submenu > a:focus-visible { color: var(--cyan-dark); background: var(--cyan-soft); }
.trust-submenu > a strong, .trust-submenu > a small { display: block; }
.trust-submenu > a strong { font-size: 14px; line-height: 1.35; }
.trust-submenu > a small { margin-top: 2px; color: var(--muted); font-size: 12px; font-weight: 400; }
.trust-submenu > a svg { width: 16px; color: var(--cyan); }

.positioning { padding: 96px 0 82px; background: var(--paper); }
.positioning-grid { display: grid; grid-template-columns: .72fr 1.28fr; gap: 48px 112px; align-items: start; }
.positioning h2, .section-heading h2, .faq h2, .contact h2 { margin: 0; color: var(--ink-deep); font-size: 48px; line-height: 1.28; letter-spacing: 0; }
.positioning-intro h2 { font-size: 52px; line-height: 1.2; }
.positioning-role { max-width: 280px; margin: 22px 0 0; color: var(--cyan-dark); font-size: 21px; line-height: 1.6; font-weight: 700; }
.positioning-copy { padding-top: 25px; border-top: 2px solid var(--cyan); color: var(--muted); font-size: 17px; line-height: 1.95; }
.positioning-copy p { margin: 0 0 18px; }
.positioning-copy p:first-child { color: var(--ink); font-size: 19px; }
.brand-facts { grid-column: 1 / -1; margin: 4px 0 0; display: grid; grid-template-columns: .7fr 1.15fr 1.15fr; border-top: 1px solid var(--line-strong); border-bottom: 1px solid var(--line-strong); }
.brand-facts div { padding: 22px 28px; border-right: 1px solid var(--line); }
.brand-facts div:first-child { padding-left: 0; }
.brand-facts div:last-child { border-right: 0; }
.brand-facts dt { color: var(--muted); font-size: 13px; }
.brand-facts dd { margin: 5px 0 0; color: var(--ink-deep); font-size: 19px; line-height: 1.55; font-weight: 700; }

.section-heading { margin-bottom: 42px; }
.split-heading { display: flex; justify-content: space-between; align-items: end; gap: 50px; }
.split-heading > p { width: 430px; margin: 0 0 5px; color: var(--muted); }

.products { background: var(--mist); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.product-catalog { display: grid; grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr); grid-template-rows: repeat(3, 248px); gap: 16px; }
.product-card { min-width: 0; overflow: hidden; border: 1px solid var(--line); background: var(--paper); transition: transform .2s, box-shadow .2s, border-color .2s; }
.product-card:hover { transform: translateY(-3px); border-color: var(--line-strong); box-shadow: 0 18px 40px rgba(0, 0, 0, .08); }
.product-card:first-child { grid-row: 1 / 4; display: grid; grid-template-rows: 520px minmax(0, 1fr); }
.product-card:not(:first-child) { display: grid; grid-template-columns: 188px minmax(0, 1fr); }
.product-media { min-width: 0; position: relative; display: grid; place-items: center; overflow: hidden; background: #f7f8f7; }
.product-card:first-child .product-media { min-height: 0; }
.product-card:not(:first-child) .product-media { min-height: 0; height: 100%; border-right: 1px solid var(--line); }
.product-media img { width: 100%; height: 100%; min-width: 0; min-height: 0; object-fit: contain; transition: transform .35s ease; }
.product-card:hover .product-media img { transform: scale(1.018); }
.product-media span { position: absolute; top: 13px; left: 13px; padding: 4px 9px; color: var(--ink); background: rgba(255,255,255,.92); border: 1px solid var(--line); border-radius: 3px; font-size: 12px; font-weight: 700; }
.product-body { min-width: 0; padding: 22px 23px; display: flex; flex-direction: column; justify-content: center; }
.product-card:first-child .product-body { padding: 27px 30px 30px; }
.product-model { margin: 0 0 5px; color: var(--cyan-dark); font-size: 13px; font-weight: 800; }
.product-body h3 { margin: 0 0 9px; color: var(--ink); font-size: 19px; line-height: 1.45; }
.product-card:first-child h3 { font-size: 25px; }
.product-body > p:not(.product-model) { margin: 0 0 14px; color: var(--muted); font-size: 16px; line-height: 1.75; }
.product-body ul { display: none; }
.product-body a { margin-top: auto; display: inline-flex; align-items: center; gap: 7px; color: var(--cyan-dark); font-size: 14px; font-weight: 700; }
.product-body a svg { width: 16px; }
.product-disclaimer { margin: 20px 0 0; color: var(--muted); font-size: 12px; }

.news-section { background: var(--warm); }
.knowledge-layout { display: grid; grid-template-columns: 300px minmax(0, 1fr); gap: 54px; align-items: start; }
.knowledge-directory { position: sticky; top: 112px; border-top: 2px solid var(--ink-deep); border-bottom: 1px solid var(--line-strong); }
.knowledge-directory-title { margin: 0; padding: 17px 0 13px; color: var(--muted); font-size: 13px; font-weight: 700; }
.knowledge-directory a { min-height: 82px; padding: 16px 0; display: grid; grid-template-columns: 26px minmax(0, 1fr) 18px; gap: 12px; align-items: center; border-top: 1px solid var(--line); }
.knowledge-directory a > svg:first-child { width: 22px; color: var(--cyan); }
.knowledge-directory a > svg:last-child { width: 17px; color: var(--muted); transition: transform .2s, color .2s; }
.knowledge-directory a:hover > svg:last-child { color: var(--cyan-dark); transform: translateX(4px); }
.knowledge-directory span, .knowledge-directory strong, .knowledge-directory small { min-width: 0; display: block; }
.knowledge-directory strong { color: var(--ink); font-size: 16px; }
.knowledge-directory small { margin-top: 2px; color: var(--muted); font-size: 12px; line-height: 1.55; }
.knowledge-content { min-width: 0; }
.news-grid { counter-reset: article; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 46px; border-top: 1px solid var(--line-strong); }
.news-card { counter-increment: article; min-width: 0; min-height: 270px; padding: 28px 2px 24px 76px; position: relative; display: flex; flex-direction: column; border-bottom: 1px solid var(--line-strong); background: transparent; }
.news-card::before { content: "0" counter(article); position: absolute; top: 25px; left: 0; color: var(--cyan); font: 700 31px/1 Arial, sans-serif; }
.news-card::after { content: "阅读文章  →"; margin-top: auto; padding-top: 20px; color: var(--cyan-dark); font-size: 14px; font-weight: 700; }
.news-card-body { display: flex; flex: 1; flex-direction: column; }
.news-card-meta { display: flex; align-items: center; justify-content: space-between; gap: 15px; color: var(--muted); font-size: 13px; }
.news-category { color: var(--cyan-dark); font-weight: 700; }
.news-card h3 { margin: 17px 0 12px; color: var(--ink); font-size: 25px; line-height: 1.5; }
.news-card p { margin: 0; color: var(--muted); font-size: 16px; }
.news-more { margin-top: 25px; display: inline-flex; color: var(--cyan-dark); font-size: 15px; font-weight: 700; }
.latest-articles { margin-top: 38px; border-top: 2px solid var(--ink-deep); }
.latest-heading { min-height: 68px; display: flex; align-items: center; justify-content: space-between; gap: 20px; border-bottom: 1px solid var(--line-strong); }
.latest-heading h3 { margin: 0; color: var(--ink); font-size: 20px; }
.latest-heading a { display: inline-flex; align-items: center; gap: 6px; color: var(--cyan-dark); font-size: 14px; font-weight: 700; }
.latest-heading svg { width: 16px; }
.latest-row { min-width: 0; min-height: 112px; padding: 18px 0; display: grid; grid-template-columns: 76px minmax(0, 1fr) 48px 20px; gap: 17px; align-items: center; border-bottom: 1px solid var(--line-strong); }
.latest-tag { color: var(--cyan-dark); font-size: 12px; font-weight: 700; }
.latest-row > span:nth-child(2), .latest-row strong, .latest-row small { min-width: 0; display: block; }
.latest-row strong { color: var(--ink); font-size: 17px; line-height: 1.55; }
.latest-row small { margin-top: 4px; color: var(--muted); font-size: 13px; line-height: 1.65; }
.latest-row time { color: var(--muted); font-size: 13px; }
.latest-row > svg { width: 18px; color: var(--muted); transition: transform .2s, color .2s; }
.latest-row:hover > svg { color: var(--cyan-dark); transform: translateX(4px); }

.service { color: var(--ink); background: var(--paper); border-top: 1px solid var(--line); }
.center-heading { text-align: left; display: grid; grid-template-columns: .82fr 1.18fr; column-gap: 80px; align-items: end; }
.center-heading .eyebrow { grid-column: 1 / -1; justify-content: flex-start; }
.center-heading h2 { max-width: 520px; }
.center-heading > p:last-child { margin: 0 0 6px; color: var(--muted); font-size: 16px; }
.service-flow { margin: 48px 0 0; padding: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); list-style: none; border-top: 1px solid var(--line-strong); border-bottom: 1px solid var(--line-strong); }
.service-flow li { min-height: 222px; padding: 28px; position: relative; border-right: 1px solid var(--line); }
.service-flow li:last-child { border-right: 0; }
.service-flow > li > span { color: var(--gold); font-size: 12px; font-weight: 700; }
.service-flow svg { display: block; width: 30px; height: 30px; margin: 25px 0 17px; color: var(--cyan); }
.service-flow h3 { margin: 0 0 7px; color: var(--ink); font-size: 20px; }
.service-flow p { margin: 0; color: var(--muted); font-size: 16px; }
.service-cta { margin-top: 27px; display: flex; justify-content: space-between; align-items: center; gap: 20px; }
.service-cta p { margin: 0; color: var(--muted); }
.button-accent { color: var(--paper); background: var(--cyan-dark); }

.faq { background: var(--mist); border-top: 1px solid var(--line); }
.faq-grid { display: grid; grid-template-columns: .72fr 1.28fr; gap: 82px; align-items: start; }
.faq-intro > p:last-child { color: var(--muted); }
.faq-list { border-top: 1px solid var(--line-strong); }
.faq-list details { max-width: 100%; min-width: 0; border-bottom: 1px solid var(--line-strong); }
.faq-list summary { padding: 22px 0; display: flex; align-items: center; justify-content: space-between; gap: 20px; list-style: none; cursor: pointer; font-size: 17px; font-weight: 700; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary svg { width: 19px; flex: 0 0 auto; transition: transform .2s; }
.faq-list details[open] summary svg { transform: rotate(45deg); }
.faq-list details p { margin: -5px 42px 22px 0; color: var(--muted); }

.contact { padding: 74px 0; color: var(--ink); background: var(--warm); border-top: 1px solid var(--line); }
.contact-inner { display: grid; grid-template-columns: .85fr 1.15fr; gap: 90px; align-items: center; }
.contact h2 { color: var(--ink-deep); }
.contact-options { border-top: 1px solid var(--line); }
.contact-options a { padding: 20px 0; display: grid; grid-template-columns: 30px 1fr 22px; gap: 15px; align-items: center; border-bottom: 1px solid var(--line); }
.contact-options a > svg:first-child { color: var(--cyan); }
.contact-options small, .contact-options strong { display: block; }
.contact-options small { color: var(--muted); }
.contact-options strong { margin-top: 3px; font-size: 24px; }

.site-footer { color: var(--ink); background: var(--paper); border-top: 1px solid var(--line); }
.footer-grid { padding: 56px 0; display: grid; grid-template-columns: 1.1fr .6fr .65fr .9fr 120px 120px; gap: 28px; }
.footer-brand .brand-logo { width: 72px; height: 66px; filter: none; }
.footer-brand .brand-word { color: var(--ink); }
.footer-grid > div > strong { display: block; margin-bottom: 13px; color: var(--ink); font-size: 14px; }
.footer-grid > div > a:not(.brand), .footer-grid > div > p { display: block; margin: 6px 0; color: var(--muted); font-size: 13px; }
.footer-store img { width: 112px; height: 112px; display: block; object-fit: contain; background: #fff; }
.footer-grid > div.footer-store > strong { display: flex; align-items: center; gap: 8px; }
.footer-grid > div.footer-store > strong::before { content: "JD"; width: 26px; height: 26px; display: inline-flex; align-items: center; justify-content: center; color: #fff; background: #e2231a; border-radius: 3px; font: 800 11px/1 Arial, sans-serif; }
.footer-grid > div.footer-store-taobao > strong::before { content: "淘"; background: #ff5000; font-size: 14px; }
.footer-grid > div.footer-store > p { margin-top: 8px; color: var(--ink); font-size: 12px; white-space: nowrap; }
.legal-note { color: var(--cyan-dark) !important; }
.footer-bottom { padding: 17px 0; border-top: 1px solid var(--line); color: var(--muted); font-size: 12px; }
.footer-bottom .section-inner { display: flex; justify-content: space-between; gap: 20px; }
.footer-filings { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 8px 20px; }
.police-filing { display: inline-flex; align-items: center; gap: 6px; }
.police-filing-icon { width: 20px; height: auto; flex: 0 0 auto; }
.floating-call { position: fixed; z-index: 80; right: 20px; bottom: 20px; width: 50px; height: 50px; display: grid; place-items: center; border-radius: 50%; color: var(--paper); background: #e47d38; box-shadow: var(--shadow); }
.floating-call:hover { background: #c96529; }
.floating-call svg { width: 21px; }
.shop-qr-float { --qr-size: clamp(50px, calc((100dvh - 518px) / 5), 80px); --qr-pad-y: clamp(3px, .65dvh, 7px); position: fixed; z-index: 79; top: 185px; right: 20px; bottom: auto; width: 154px; height: auto; max-height: calc(100dvh - 325px); overflow-x: hidden; overflow-y: auto; transform: none; padding: 10px 10px 8px; color: var(--ink); background: rgba(255,255,255,.98); border: 1px solid var(--line); border-radius: 7px; box-shadow: 0 14px 36px rgba(20,30,70,.18); scrollbar-width: thin; }
.shop-qr-content { display: block; }
.shop-qr-toggle { display: none; }
.shop-qr-float-title { min-height: 22px; margin-bottom: 6px; color: #111; font-size: 14px; font-weight: 800; line-height: 22px; text-align: center; }
.shop-qr-close { display: none; }
.shop-qr-item { display: grid; justify-items: center; gap: clamp(1px, .35dvh, 4px); padding: var(--qr-pad-y) 0; border-top: 1px solid #edf0f7; }
.shop-qr-item { position: relative; }
.shop-qr-item img { width: var(--qr-size); height: var(--qr-size); object-fit: contain; background: #fff; }
.shop-qr-item:nth-of-type(1) img, .shop-qr-item:nth-of-type(2) img { transform: scale(1.14); transform-origin: center; }
.shop-qr-item small { color: #7b8495; font-size: clamp(8px, 1dvh, 11px); line-height: 1.2; text-align: center; }
.shop-note { color: #222; font-size: clamp(10px, 1.1dvh, 12px); line-height: 1.2; }
.shop-qr-logo { position: absolute; top: calc(var(--qr-pad-y) + var(--qr-size) / 2); left: 50%; z-index: 1; display: grid; place-items: center; width: 20px; height: 20px; transform: translate(-50%,-50%); border: 2px solid #fff; border-radius: 5px; color: #fff; font-size: 8px; font-weight: 900; line-height: 1; box-shadow: 0 0 0 1px rgba(0,0,0,.12); }
.miniapp-logo { background: #20ad57; }.douyin-logo { background: #111; font-size: 14px; }.jd-logo { background: #d72f26; }.taobao-logo { background: #e65c20; }
.shop-brand { display: flex; align-items: center; gap: 5px; font-size: clamp(10px, 1.15dvh, 13px); line-height: 1; font-weight: 800; }
.shop-brand b { display: inline-grid; place-items: center; width: 16px; height: 16px; color: #fff; border-radius: 4px; font-size: 10px; }
.miniapp-brand { color: #22a95a; }.miniapp-brand b { background: #22a95a; }
.douyin-brand { color: #d62d25; }.douyin-brand b { color: #fff; background: #d62d25; }
.jd-brand { color: #d62d25; }.jd-brand b { background: #d62d25; }
.taobao-brand { color: #e65c20; }.taobao-brand b { background: #e65c20; }
.shop-qr-logo-image { position: absolute; top: calc(var(--qr-pad-y) + var(--qr-size) / 2); left: 50%; z-index: 1; width: 22px!important; height: 22px!important; transform: translate(-50%,-50%); object-fit: cover!important; border: 2px solid #fff; border-radius: 5px; box-shadow: 0 0 0 1px rgba(0,0,0,.18); }

.customer-service { position: fixed; z-index: 90; right: 20px; bottom: 82px; font-size: 16px; }
.customer-service-trigger { min-width: 126px; height: 48px; padding: 0 18px; display: flex; align-items: center; justify-content: center; gap: 9px; border: 0; border-radius: 4px; color: var(--paper); background: #e47d38; box-shadow: 0 12px 30px rgba(0, 0, 0, .16); cursor: pointer; font: inherit; font-weight: 700; }
.customer-service-trigger svg { width: 21px; height: 21px; }
.customer-service-trigger:hover { background: #c96529; }
.customer-service-panel { position: absolute; right: 0; bottom: 60px; width: min(400px, calc(100vw - 32px)); overflow: hidden; border: 1px solid rgba(0, 0, 0, .14); border-radius: 6px; color: var(--ink); background: #fff; box-shadow: 0 24px 70px rgba(0, 0, 0, .24); }
.customer-service-panel[hidden] { display: none; }
.customer-service-header { min-height: 82px; padding: 16px 16px 16px 20px; display: grid; grid-template-columns: 40px minmax(0, 1fr) 44px; gap: 12px; align-items: center; color: #fff; background: var(--cyan-dark); }
.customer-service-icon { width: 40px; height: 40px; display: grid; place-items: center; border-radius: 50%; color: var(--cyan-dark); background: #fff; }
.customer-service-icon svg { width: 21px; }
.customer-service-header strong, .customer-service-header small { display: block; }
.customer-service-header strong { font-size: 17px; }
.customer-service-header small { margin-top: 3px; color: rgba(255,255,255,.86); font-size: 12px; }
.customer-service-close { width: 44px; height: 44px; display: grid; place-items: center; border: 0; color: #fff; background: transparent; cursor: pointer; }
.customer-service-close svg { width: 21px; }
.customer-service-body { padding: 20px; background: var(--mist); }
.customer-service-greeting { display: grid; grid-template-columns: 34px minmax(0, 1fr); gap: 10px; align-items: start; }
.customer-service-avatar { width: 34px; height: 34px; display: grid; place-items: center; border-radius: 50%; color: #fff; background: var(--cyan); }
.customer-service-avatar svg { width: 17px; }
.customer-service-greeting p { margin: 0; padding: 12px 14px; border-radius: 3px; color: var(--ink); background: #fff; box-shadow: 0 4px 14px rgba(0, 0, 0, .07); line-height: 1.65; }
.customer-service-topics { margin-top: 18px; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); border-top: 1px solid var(--line); border-left: 1px solid var(--line); background: #fff; }
.customer-service-topics a { min-height: 92px; padding: 13px; display: grid; grid-template-columns: 24px minmax(0, 1fr); gap: 5px 9px; align-content: center; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); color: var(--ink); }
.customer-service-topics a > svg:first-child { width: 21px; color: var(--cyan); }
.customer-service-topics a > svg:last-child { display: none; }
.customer-service-topics strong, .customer-service-topics small { display: block; }
.customer-service-topics strong { font-size: 15px; }
.customer-service-topics small { margin-top: 3px; color: var(--muted); font-size: 12px; line-height: 1.45; }
.customer-service-topics a:hover { background: var(--cyan-soft); }
.customer-service-footer { padding: 16px 20px 18px; background: #fff; }
.customer-service-primary { min-height: 54px; padding: 7px 14px; display: flex; align-items: center; justify-content: center; gap: 12px; color: #fff; background: var(--cyan-dark); border-radius: 3px; }
.customer-service-primary > svg { width: 20px; }
.customer-service-primary small, .customer-service-primary strong { display: block; }
.customer-service-primary small { font-size: 11px; color: rgba(255,255,255,.86); }
.customer-service-primary strong { font-size: 18px; }
.customer-service-secondary { min-height: 44px; margin-top: 8px; display: flex; align-items: center; justify-content: center; gap: 6px; color: var(--ink); font-size: 14px; font-weight: 700; }
.customer-service-secondary svg { width: 16px; }

@media (min-width: 1161px) {
  .brand-tagline { position: absolute; top: 0; right: 260px; left: 130px; width: auto; height: 116px; grid-column: auto; grid-row: auto; }
}

@media (max-width: 1160px) {
  .header-inner { grid-template-columns: 300px minmax(330px, 1fr) 235px; column-gap: 18px; }
  .site-header .brand-logo { width: 112px; height: 84px; }
  .founder-qr img { width: 62px; height: 62px; }
  .founder-qr span { font-size: 12px; }
  .brand-tagline strong { gap: 20px; font-size: 26px; }
  .brand-tagline strong .tag-prefix { font-size: 15px; }
  .brand-tagline small { gap: 10px; font-size: 15px; }
  .brand-tagline small::before, .brand-tagline small::after { width: 26px; }
  .desktop-nav { gap: clamp(26px, 3.8vw, 46px); }
  .desktop-nav > a, .nav-dropdown-trigger { font-size: 16px; }
  .header-actions { gap: 11px; }
  .header-utility { padding-right: 12px; padding-left: 12px; }
  .header-phone { min-width: 128px; padding-right: 12px; }
  .header-phone strong { font-size: 16px; }
  .hero-inner { grid-template-columns: minmax(0, 1fr) 390px; gap: 45px; }
  .hero h1 { font-size: 70px; }
  .hero-summary { font-size: 16px; }
  .hero-image-stage { height: 470px; }
  .product-card:not(:first-child) { grid-template-columns: 155px minmax(0, 1fr); }
  .footer-grid { grid-template-columns: 1.3fr 1fr 1fr; }
  .footer-grid > div:last-child { grid-column: 1 / -1; }
  .footer-grid > div.footer-store { grid-column: auto; }
}

@media (min-width: 901px) and (max-width: 1160px) {
  .brand-tagline { position: absolute; top: 0; right: 235px; left: 112px; width: auto; height: 116px; grid-column: auto; grid-row: auto; }
}

@media (min-width: 901px) {
  body { --channel-rail: 174px; }
  main, .site-footer { padding-right: var(--channel-rail); }
  .home-carousel { width: calc(100% + var(--channel-rail)); }
  .shop-qr-content { display: block !important; }
  .shop-qr-toggle, .shop-qr-close { display: none !important; }
  .customer-service { right: 20px; bottom: 82px; }
  .floating-call { right: 58px; bottom: 20px; }
}

@media (max-width: 900px) {
  .shop-qr-float { top: auto; right: 20px; bottom: 82px; width: auto; max-height: none; overflow: visible; padding: 0; border: 0; background: transparent; box-shadow: none; }
  .shop-qr-toggle { width: 126px; height: 48px; padding: 0 15px; display: flex; align-items: center; justify-content: center; gap: 8px; border: 0; border-radius: 4px; color: #fff; background: var(--cyan-dark); box-shadow: 0 12px 30px rgba(0,0,0,.16); cursor: pointer; font-weight: 700; }
  .shop-qr-toggle:hover { background: #4e5bc5; }
  .shop-qr-toggle svg { width: 20px; height: 20px; }
  .shop-qr-content { position: absolute; right: 0; bottom: 60px; width: min(390px, calc(100vw - 32px)); max-height: min(680px, calc(100dvh - 170px)); overflow-y: auto; overscroll-behavior: contain; padding: 10px; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); align-items: start; color: var(--ink); background: rgba(255,255,255,.99); border: 1px solid var(--line); border-radius: 7px; box-shadow: 0 18px 50px rgba(20,30,70,.22); }
  .shop-qr-float:not(.is-open) .shop-qr-content { display: none; }
  .shop-qr-float-title { position: sticky; z-index: 3; top: -10px; grid-column: 1 / -1; min-height: 48px; margin: -10px -10px 4px; padding: 0 8px 0 16px; display: grid; grid-template-columns: 1fr 40px; align-items: center; background: #fff; border-bottom: 1px solid var(--line); text-align: left; }
  .shop-qr-close { width: 40px; height: 40px; padding: 0; display: grid; place-items: center; border: 0; color: var(--ink); background: transparent; cursor: pointer; }
  .shop-qr-close svg { width: 19px; height: 19px; }
  .shop-qr-item { min-width: 0; padding: 10px 5px; }
  .shop-qr-item:nth-of-type(2n) { border-left: 1px solid #edf0f7; }
  .customer-service { right: 20px; bottom: 20px; }
  .floating-call { right: 158px; bottom: 20px; }
}

@media (min-width: 901px) and (max-height: 999px) {
  .shop-qr-float { --qr-size: 62px; --qr-pad-y: 3px; padding: 7px 10px 6px; }
  .shop-qr-float-title { min-height: 20px; margin-bottom: 3px; font-size: 12px; line-height: 20px; }
  .shop-qr-item { gap: 2px; }
  .shop-qr-item small { font-size: 9px; }
  .shop-brand, .shop-note { font-size: 11px; }
}

@media (min-width: 901px) and (max-height: 850px) {
  .shop-qr-float { --qr-size: 54px; --qr-pad-y: 2px; padding: 6px 10px 5px; }
  .shop-qr-float-title { min-height: 18px; margin-bottom: 2px; font-size: 11px; line-height: 18px; }
  .shop-qr-item { gap: 1px; }
  .shop-qr-item small { display: none; }
  .shop-brand, .shop-note { font-size: 10px; }
  .shop-qr-logo { width: 15px; height: 15px; border-width: 1px; font-size: 6px; }
  .shop-qr-logo-image { width: 17px!important; height: 17px!important; border-width: 1px; }
  .shop-brand b { width: 13px; height: 13px; font-size: 8px; }
}

@media (min-width: 901px) and (max-height: 719px) {
  .shop-qr-float { --qr-size: 42px; }
}

@media (min-width: 901px) and (max-height: 700px) {
  .shop-qr-float { max-height: calc(100dvh - 265px); }
  .customer-service { right: 20px; bottom: 20px; }
  .floating-call { right: 158px; bottom: 20px; }
}

@media (max-width: 900px) {
  html { scroll-padding-top: 88px; }
  .header-inner { width: min(calc(100% - 40px), var(--max)); height: 88px; display: flex; justify-content: space-between; }
  .header-inner::before { display: none; }
  .brand-wrap { display: flex; gap: 10px; }
  .site-header .brand { display: inline-flex; }
  .site-header .brand-logo { width: 72px; height: 62px; transform: scaleY(.9); }
  .founder-qr img { width: 52px; height: 52px; }
  .founder-qr span { font-size: 10px; }
  .brand-tagline { min-height: 54px; max-width: 238px; padding: 4px 8px 4px 12px; align-items: flex-start; gap: 5px; justify-self: auto; border-left: 2px solid var(--cyan); text-align: left; }
  .brand-tagline strong { gap: 9px; font-size: 16px; }
  .brand-tagline strong .tag-prefix { font-size: 11px; }
  .brand-tagline small { gap: 7px; font-size: 12px; }
  .brand-tagline small::before, .brand-tagline small::after { display: none; }
  .desktop-nav, .header-actions { display: none; }
  .menu-toggle { display: flex; }
  .mobile-nav { position: absolute; inset: 88px 0 auto; height: calc(100vh - 88px); padding: 26px 24px; overflow-y: auto; background: var(--paper); color: var(--ink); }
  .mobile-nav:not([hidden]) { display: flex; flex-direction: column; }
  .mobile-nav a { padding: 14px 5px; border-bottom: 1px solid var(--line); font-weight: 700; }
  .mobile-nav .mobile-product-link { padding-left: 22px; color: var(--muted); font-size: 14px; font-weight: 600; }
}

@media (max-width: 760px) {
  .section { padding: 66px 0; }
  .section-inner, .hero-inner, .header-inner { width: min(calc(100% - 32px), var(--max)); }
  html { scroll-padding-top: 68px; }
  .header-inner { height: 68px; }
  .brand { gap: 7px; }
  .shop-qr-float { top: auto; right: 12px; bottom: 72px; width: auto; padding: 0; }
  .shop-qr-toggle { width: 116px; height: 48px; padding: 0 13px; }
  .shop-qr-content { position: fixed; right: 8px; bottom: 132px; left: 8px; width: auto; max-height: calc(100dvh - 148px); }
  .shop-qr-item img { width: 80px; height: 80px; }
  .shop-qr-logo, .shop-qr-logo-image { top: 53px; }
  .shop-brand { font-size: 12px; }
  .brand-wrap { gap: 7px; }
  .brand-logo, .site-header .brand-logo { width: 52px; height: 44px; }
  .brand-word { font-size: 18px; }
  .brand-tagline { width: min(210px, calc(100vw - 138px)); min-height: 44px; max-width: 210px; padding: 5px 7px 5px 9px; gap: 3px; display: inline-flex; border-left-width: 2px; }
  .brand-tagline strong { gap: 12px; font-size: 13px; }
  .brand-tagline strong .tag-prefix { font-size: 9px; }
  .brand-tagline small { gap: 6px; font-size: 10px; }
  .brand-tagline small span:first-child { padding: 1px 4px; }
  .mobile-nav { inset: 68px 0 auto; height: calc(100vh - 68px); }
  .hero { min-height: 700px; }
  .hero-inner { min-height: 700px; padding: 34px 0 20px; display: flex; flex-direction: column; gap: 18px; align-items: stretch; }
  .hero-copy { padding: 0; }
  .hero .eyebrow { margin-bottom: 13px; font-size: 12px; }
  .hero h1 { font-size: 52px; }
  .hero-lead { margin-top: 7px; font-size: 23px; }
  .hero-founder { font-size: 16px; }
  .hero-summary { margin-top: 13px; font-size: 16px; line-height: 1.65; }
  .hero-actions { margin-top: 19px; gap: 9px; }
  .button { min-height: 48px; padding: 0 16px; font-size: 15px; }
  .hero-visual::before { display: none; }
  .hero-image-stage { height: 268px; box-shadow: 0 16px 40px rgba(0,0,0,.10); }
  .hero-visual figcaption { min-height: 38px; padding-top: 9px; grid-template-columns: auto 1fr 28px; gap: 9px; }
  .hero-visual figcaption strong { font-size: 13px; }
  .trust-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .trust-card, .trust-card:first-child, .trust-card:last-child { min-height: 84px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
  .trust-card:nth-child(2n) { border-right: 0; }
  .trust-card:nth-child(n+3) { border-bottom: 0; }
  .trust-card > a, .trust-card:first-child > a, .trust-card:last-child > a { min-height: 84px; padding: 11px 9px; gap: 8px; }
  .trust-card > a::after { font-size: 15px; }
  .trust-grid svg { width: 20px; height: 20px; }
  .trust-grid strong { font-size: 13px; }
  .trust-grid small { font-size: 10px; white-space: normal; }
  .trust-grid .trust-arrow { display: none; }
  .positioning { padding: 64px 0; }
  .positioning-grid, .faq-grid, .contact-inner { grid-template-columns: 1fr; gap: 32px; }
  .positioning h2, .section-heading h2, .faq h2, .contact h2 { font-size: 34px; }
  .positioning-intro h2 { font-size: 42px; }
  .positioning-role { margin-top: 12px; font-size: 19px; }
  .positioning-copy { padding-top: 20px; font-size: 16px; line-height: 1.9; }
  .positioning-copy p:first-child { font-size: 17px; }
  .brand-facts { grid-template-columns: 1fr; }
  .brand-facts div, .brand-facts div:first-child { padding: 16px 0; border-right: 0; border-bottom: 1px solid var(--line); }
  .brand-facts div:last-child { border-bottom: 0; }
  .brand-facts dd { font-size: 18px; }
  .split-heading, .center-heading { display: block; }
  .split-heading > p, .center-heading > p:last-child { width: auto; margin: 14px 0 0; }
  .product-catalog { display: grid; grid-template-columns: 1fr; grid-template-rows: none; }
  .product-card:first-child, .product-card:not(:first-child) { grid-row: auto; display: grid; grid-template-columns: 1fr; grid-template-rows: none; }
  .product-card:first-child .product-media, .product-card:not(:first-child) .product-media { min-height: 0; height: 340px; border-right: 0; border-bottom: 1px solid var(--line); }
  .product-card:first-child .product-body, .product-body { padding: 22px; }
  .product-card:first-child h3 { font-size: 21px; }
  .news-grid { grid-template-columns: 1fr; gap: 0; }
  .knowledge-layout { grid-template-columns: 1fr; gap: 32px; }
  .knowledge-directory { position: static; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); border-top: 1px solid var(--line-strong); }
  .knowledge-directory-title { grid-column: 1 / -1; padding-top: 12px; }
  .knowledge-directory a { min-height: 98px; padding: 14px 10px 14px 0; grid-template-columns: 24px minmax(0, 1fr); }
  .knowledge-directory a:nth-of-type(odd) { border-right: 1px solid var(--line); }
  .knowledge-directory a:nth-of-type(even) { padding-left: 12px; }
  .knowledge-directory a > svg:last-child { display: none; }
  .news-card { min-height: 255px; padding: 25px 0 23px 58px; }
  .news-card::before { font-size: 25px; }
  .news-card h3 { font-size: 21px; }
  .latest-articles { margin-top: 30px; }
  .latest-heading { min-height: 60px; }
  .latest-row { min-height: 0; padding: 18px 0; grid-template-columns: minmax(0, 1fr) 20px; gap: 10px 14px; align-items: start; }
  .latest-tag { grid-column: 1; }
  .latest-row > span:nth-child(2) { grid-column: 1; }
  .latest-row time { grid-column: 1; }
  .latest-row > svg { grid-column: 2; grid-row: 2; align-self: center; }
  .service-flow { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .service-flow li { min-height: 210px; padding: 22px 18px; border-bottom: 1px solid var(--line); }
  .service-flow li:nth-child(2n) { border-right: 0; }
  .service-flow li:nth-child(n+3) { border-bottom: 0; }
  .service-cta { align-items: stretch; flex-direction: column; }
  .faq-list { max-width: 100%; overflow: hidden; }
  .faq-list summary { min-width: 0; overflow-wrap: anywhere; }
  .contact { padding: 60px 0; }
  .contact-options strong { font-size: 20px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 30px 20px; }
  .footer-grid > div:first-child, .footer-grid > div:last-child { grid-column: 1 / -1; }
  .footer-grid > div.footer-store { grid-column: 1 / -1; }
  .footer-store img { width: 132px; height: 132px; }
  .footer-bottom .section-inner { flex-direction: column; }
  .footer-filings { justify-content: flex-start; }
  .floating-call { display: none; }
  .customer-service { right: 12px; bottom: 12px; font-size: 16px; }
  .customer-service-trigger { min-width: 116px; height: 48px; padding: 0 15px; }
  .customer-service-panel { position: fixed; right: 8px; bottom: 8px; left: 8px; width: auto; max-height: calc(100dvh - 16px); overflow-y: auto; }
  .customer-service.is-open .customer-service-trigger { visibility: hidden; }
  .customer-service-header { position: sticky; z-index: 1; top: 0; }
  .customer-service-body { padding: 16px; }
  .customer-service-topics a { min-height: 96px; padding: 12px 10px; }
  .customer-service-footer { padding: 14px 16px 16px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}

/* Homepage image carousel */
.sr-only { position: absolute !important; width: 1px !important; height: 1px !important; padding: 0 !important; margin: -1px !important; overflow: hidden !important; clip: rect(0, 0, 0, 0) !important; white-space: nowrap !important; border: 0 !important; }
.home-carousel { min-height: 0; position: relative; overflow: hidden; color: var(--ink); background: var(--warm); }
.carousel-viewport { position: relative; overflow: hidden; }
.carousel-track { display: grid; }
.carousel-slide { grid-area: 1 / 1; min-width: 0; visibility: hidden; opacity: 0; pointer-events: none; transition: opacity .55s ease, visibility .55s ease; }
.carousel-slide.is-active { z-index: 1; visibility: visible; opacity: 1; pointer-events: auto; }
.carousel-slide > a { display: block; }
.carousel-slide img { width: 100%; height: auto; aspect-ratio: 8 / 3; object-fit: contain; background: var(--warm); }
.carousel-slide:first-child img { background: #d5d7f7; }
.carousel-slide:first-child > a { background: #d5d7f7; }
.carousel-mobile-caption { display: none; }
.carousel-control { position: absolute; z-index: 4; top: 50%; width: 50px; height: 50px; padding: 0; display: grid; place-items: center; transform: translateY(-50%); border: 1px solid rgba(255,255,255,.72); border-radius: 50%; color: #fff; background: rgba(0,0,0,.42); box-shadow: 0 8px 28px rgba(0,0,0,.16); backdrop-filter: blur(7px); cursor: pointer; transition: background .2s, transform .2s; }
.carousel-control:hover { background: rgba(0,0,0,.7); transform: translateY(-50%) scale(1.04); }
.carousel-control svg { width: 24px; height: 24px; }
.carousel-prev { left: 24px; }
.carousel-next { right: 24px; }
.carousel-dots { position: absolute; z-index: 4; right: 0; bottom: 20px; left: 0; display: flex; justify-content: center; gap: 9px; }
.carousel-dots button { width: 34px; height: 8px; padding: 0; border: 0; border-radius: 8px; background: rgba(0,0,0,.28); box-shadow: 0 0 0 1px rgba(255,255,255,.45); cursor: pointer; transition: width .2s, background .2s; }
.carousel-dots button.is-active { width: 54px; background: var(--cyan); }
.carousel-progress { height: 3px; position: relative; z-index: 3; overflow: hidden; background: rgba(117,129,235,.14); }
.carousel-progress span { width: 0; height: 100%; display: block; background: var(--cyan); }
.home-carousel.is-playing .carousel-progress span { width: 100%; animation: carousel-progress 6s linear both; }
@keyframes carousel-progress { from { width: 0; } to { width: 100%; } }

@media (max-width: 760px) {
  .home-carousel { min-height: 0; }
  .carousel-slide > a { background: #fff; }
  .carousel-slide img { aspect-ratio: 8 / 3; }
  .carousel-mobile-caption { min-height: 72px; padding: 11px 58px 11px 16px; display: flex; flex-direction: column; justify-content: center; border-top: 1px solid rgba(0,0,0,.08); background: #fff; }
  .carousel-mobile-caption strong, .carousel-mobile-caption small { display: block; }
  .carousel-mobile-caption strong { color: var(--ink-deep); font-size: 16px; line-height: 1.35; }
  .carousel-mobile-caption small { margin-top: 3px; color: var(--muted); font-size: 12px; line-height: 1.4; }
  .carousel-control { top: 18.75vw; width: 44px; height: 44px; background: rgba(0,0,0,.38); }
  .carousel-prev { left: 8px; }
  .carousel-next { right: 8px; }
  .carousel-dots { right: 12px; bottom: 28px; left: auto; gap: 5px; }
  .carousel-dots button { width: 7px; height: 7px; border-radius: 50%; box-shadow: none; }
  .carousel-dots button.is-active { width: 18px; border-radius: 8px; }
}

@media (prefers-reduced-motion: reduce) {
  .carousel-slide { transition: none; }
  .home-carousel.is-playing .carousel-progress span { animation: none; }
}

/* Content and service center */
.resource-page { background: var(--warm); }
.resource-hero { padding: 76px 0 70px; border-bottom: 1px solid var(--line); }
.resource-hero-inner { display: grid; grid-template-columns: .8fr 1.2fr; gap: 90px; align-items: end; }
.resource-hero h1 { margin: 0; color: var(--ink-deep); font-size: 62px; line-height: 1.15; }
.resource-hero-inner > p { margin: 0; padding-top: 20px; border-top: 1px solid var(--line-strong); color: var(--muted); font-size: 18px; }
.resource-tabs { min-height: 104px; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); border-bottom: 1px solid var(--line); }
.resource-tabs a { min-width: 0; padding: 22px 26px; display: flex; align-items: center; justify-content: center; gap: 11px; border-right: 1px solid var(--line); color: var(--ink); font-weight: 700; }
.resource-tabs a:last-child { border-right: 0; }
.resource-tabs a:hover, .resource-tabs a:focus-visible { color: var(--cyan-dark); background: var(--cyan-soft); outline: 0; }
.resource-tabs svg { width: 23px; color: var(--cyan); }
.resource-section { padding: 82px 0; scroll-margin-top: 108px; background: var(--paper); border-bottom: 1px solid var(--line); }
.resource-section-alt { background: var(--mist); }
.resource-section-inner { display: grid; grid-template-columns: .68fr 1.32fr; gap: 85px; align-items: start; }
.resource-section h2 { margin: 0; color: var(--ink-deep); font-size: 42px; line-height: 1.3; }
.resource-intro { margin: 17px 0 0; color: var(--muted); }
.resource-empty { min-height: 150px; padding: 28px 0; display: flex; align-items: center; gap: 20px; border-top: 1px solid var(--line-strong); border-bottom: 1px solid var(--line-strong); }
.resource-empty > svg { width: 34px; height: 34px; color: var(--cyan); }
.resource-empty strong, .resource-empty small { display: block; }
.resource-empty strong { color: var(--ink-deep); font-size: 20px; }
.resource-empty small { margin-top: 5px; color: var(--muted); font-size: 15px; }
.report-feature { display: grid; grid-template-columns: minmax(230px, .72fr) minmax(0, 1.28fr); gap: 34px; padding: 26px 0 28px; border-top: 1px solid var(--line-strong); border-bottom: 1px solid var(--line-strong); }
.report-image-link { position: relative; min-width: 0; display: block; overflow: hidden; border: 1px solid var(--line); background: var(--paper); }
.report-image-link img { width: 100%; height: 330px; object-fit: contain; background: #f7f7f5; }
.report-image-link span { position: absolute; right: 10px; bottom: 10px; padding: 4px 9px; color: var(--paper); background: rgba(17,17,17,.72); font-size: 12px; }
.report-details { min-width: 0; }
.report-kicker { margin: 0 0 7px; color: var(--cyan-dark); font-size: 13px; font-weight: 800; letter-spacing: .08em; }
.report-details h3 { margin: 0; color: var(--ink-deep); font-size: 28px; line-height: 1.3; }
.report-lead { margin: 14px 0 20px; color: var(--muted); font-size: 16px; line-height: 1.75; }
.report-lead strong { color: var(--cyan-dark); font-size: 21px; }
.report-facts { margin: 0; border-top: 1px solid var(--line); }
.report-facts div { display: grid; grid-template-columns: 88px minmax(0, 1fr); gap: 14px; padding: 10px 0; border-bottom: 1px solid var(--line); }
.report-facts dt { color: var(--muted); font-size: 13px; }
.report-facts dd { margin: 0; color: var(--ink); font-size: 14px; font-weight: 700; }
.report-note { margin: 16px 0 0; color: var(--muted); font-size: 12px; line-height: 1.75; }
.report-archive-note { margin: 16px 0 0; color: var(--muted); font-size: 13px; }
.insurance-card { margin-top: 28px; padding: 24px 0 0; display: grid; grid-template-columns: 42px minmax(0, 1fr); gap: 18px; border-top: 1px solid var(--line-strong); }
.insurance-icon { width: 42px; height: 42px; display: grid; place-items: center; color: var(--cyan-dark); border: 1px solid var(--cyan); background: var(--cyan-soft); }
.insurance-icon svg { width: 22px; height: 22px; }
.insurance-card h3 { margin: 0; color: var(--ink-deep); font-size: 20px; line-height: 1.45; }
.insurance-facts { margin-top: 14px; }
.paper-card { margin: 0 0 30px; padding: 0 0 28px; border-top: 0; border-bottom: 1px solid var(--line-strong); }
.paper-read-link { margin-top: 18px; display: inline-flex; align-items: center; gap: 7px; color: var(--cyan-dark); font-size: 15px; font-weight: 800; }
.paper-read-link svg { width: 17px; height: 17px; }
.paper-read-link:hover { color: var(--ink-deep); }
.resource-list { border-top: 1px solid var(--line-strong); }
.resource-row { min-height: 112px; padding: 22px 0; display: grid; grid-template-columns: 48px minmax(0, 1fr); gap: 18px; align-items: start; border-bottom: 1px solid var(--line-strong); }
.resource-row > span { color: var(--cyan-dark); font-size: 13px; font-weight: 800; }
.resource-row h3 { margin: 0; color: var(--ink-deep); font-size: 19px; }
.resource-row p { margin: 5px 0 0; color: var(--muted); font-size: 15px; }
.resource-contacts { border-top: 1px solid var(--line-strong); }
.resource-contacts a { min-height: 88px; padding: 16px 0; display: grid; grid-template-columns: 30px minmax(0, 1fr) 22px; gap: 15px; align-items: center; border-bottom: 1px solid var(--line-strong); }
.resource-contacts a > svg:first-child { color: var(--cyan); }
.resource-contacts a > svg:last-child { width: 18px; }
.resource-contacts small, .resource-contacts strong { display: block; }
.resource-contacts small { color: var(--muted); font-size: 12px; }
.resource-contacts strong { margin-top: 2px; color: var(--ink-deep); font-size: 21px; }

@media (max-width: 760px) {
  .resource-hero { padding: 48px 0 44px; }
  .resource-hero-inner, .resource-section-inner { grid-template-columns: 1fr; gap: 28px; }
  .resource-hero h1 { font-size: 42px; }
  .resource-hero-inner > p { font-size: 16px; }
  .resource-tabs { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .resource-tabs a { min-height: 68px; padding: 12px 8px; border-bottom: 1px solid var(--line); }
  .resource-tabs a:nth-child(2n) { border-right: 0; }
  .resource-tabs a:nth-child(n+3) { border-bottom: 0; }
  .resource-section { padding: 62px 0; scroll-margin-top: 68px; }
  .resource-section h2 { font-size: 34px; }
  .resource-empty { min-height: 130px; align-items: flex-start; }
  .report-feature { grid-template-columns: 1fr; gap: 24px; }
  .report-image-link img { height: min(72vw, 420px); }
  .report-details h3 { font-size: 24px; }
  .report-facts div { grid-template-columns: 76px minmax(0, 1fr); gap: 10px; }
  .insurance-card { grid-template-columns: 34px minmax(0, 1fr); gap: 12px; }
  .insurance-icon { width: 34px; height: 34px; }
  .insurance-card h3 { font-size: 18px; }
  .resource-row { grid-template-columns: 36px minmax(0, 1fr); gap: 10px; }
  .resource-row p { font-size: 16px; }
}