:root {
  --navy: #0b1f3a;
  --navy-2: #102b4e;
  --blue: #1261a0;
  --cyan: #00a6c8;
  --cyan-light: #67d5e7;
  --soft: #f3f6fa;
  --white: #fff;
  --ink: #172033;
  --muted: #58677c;
  --line: #d8e1eb;
  --success: #087f8c;
  --shadow: 0 20px 50px rgba(11, 31, 58, .1);
  --radius: 4px;
  --header-offset: 116px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: var(--header-offset); }
body { margin: 0; color: var(--ink); background: var(--white); font-family: Arial, "Microsoft YaHei", "PingFang SC", sans-serif; line-height: 1.6; -webkit-font-smoothing: antialiased; }
body.menu-open { overflow: hidden; }
img, svg { max-width: 100%; display: block; }
a { color: inherit; }
button, input, select, textarea { font: inherit; }
button { cursor: pointer; }
h1, h2, h3, p { margin-top: 0; }
h1, h2, h3 { line-height: 1.15; }
h2 { font-size: clamp(2rem, 4vw, 3.3rem); letter-spacing: -.035em; }
h3 { font-size: 1.25rem; }
p { color: var(--muted); }
:focus-visible { outline: 3px solid var(--cyan); outline-offset: 3px; }
.container {
  width: min(calc(100% - clamp(28px, 5vw, 128px)), max(1180px, 74vw));
  margin-inline: auto;
}
.section { padding: 104px 0; }
.section-anchor { scroll-margin-top: var(--header-offset); }
.section-soft { background: var(--soft); }
.section-dark { background: var(--navy); color: var(--white); position: relative; overflow: hidden; }
.section-dark::before { content: ""; position: absolute; inset: 0; opacity: .25; background-image: linear-gradient(rgba(103,213,231,.12) 1px, transparent 1px), linear-gradient(90deg, rgba(103,213,231,.12) 1px, transparent 1px); background-size: 50px 50px; }
.section-dark > .container { position: relative; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.skip-link { position: fixed; z-index: 1000; left: 16px; top: 10px; transform: translateY(-150%); background: var(--white); color: var(--navy); padding: 10px 16px; font-weight: 700; }
.skip-link:focus { transform: translateY(0); }
.eyebrow { margin: 0 0 16px; color: var(--blue); font-size: .76rem; font-weight: 800; letter-spacing: .16em; text-transform: uppercase; }
.button { display: inline-flex; min-height: 50px; align-items: center; justify-content: center; padding: 12px 22px; border: 1px solid var(--cyan); border-radius: 2px; background: var(--cyan); color: var(--navy); font-weight: 800; text-decoration: none; transition: .2s ease; }
.button:hover { background: var(--cyan-light); border-color: var(--cyan-light); transform: translateY(-2px); }
.button-outline { background: transparent; color: var(--white); border-color: rgba(255,255,255,.6); }
.button-outline:hover { background: var(--white); color: var(--navy); border-color: var(--white); }
.button-small { min-height: 40px; padding: 8px 15px; }
.button-row { display: flex; flex-wrap: wrap; gap: 12px; }
.text-link { color: var(--blue); font-weight: 800; text-decoration: none; }
.text-link span { margin-left: 8px; }

.site-header { position: sticky; top: 0; z-index: 100; box-shadow: 0 2px 18px rgba(11,31,58,.1); }
.utility-bar { background: var(--navy); color: var(--white); font-size: .77rem; }
.utility-inner { display: flex; min-height: 36px; align-items: center; justify-content: space-between; gap: 20px; }
.utility-inner a { color: var(--cyan-light); text-decoration: none; }
.main-nav { background: rgba(255,255,255,.98); }
.nav-inner { min-height: 78px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 12px; color: var(--navy); text-decoration: none; flex-shrink: 0; }
.brand strong, .brand small { display: block; }
.brand strong { font-size: 1rem; letter-spacing: .07em; }
.brand small { color: var(--blue); font-size: .7rem; letter-spacing: .16em; margin-top: 2px; }
.brand-mark { position: relative; width: 42px; height: 42px; display: grid; place-items: center; border: 2px solid var(--blue); transform: rotate(45deg); }
.brand-mark::after { content: ""; width: 9px; height: 9px; background: var(--cyan); }
.brand-mark i { position: absolute; width: 2px; height: 12px; background: var(--blue); }
.brand-mark i:first-child { top: -7px; }
.brand-mark i:nth-child(2) { bottom: -7px; }
.brand-mark i:nth-child(3) { height: 2px; width: 12px; right: -7px; }
.nav-menu { display: flex; align-items: center; gap: 18px; }
.nav-menu > a:not(.button) { position: relative; color: #26384f; font-size: .85rem; font-weight: 700; text-decoration: none; white-space: nowrap; }
.nav-menu > a:not(.button)::after { content: ""; position: absolute; left: 0; right: 100%; bottom: -10px; height: 2px; background: var(--cyan); transition: right .2s; }
.nav-menu > a:hover::after, .nav-menu > a.active::after { right: 0; }
.nav-menu .language-link { color: var(--blue) !important; padding-left: 16px; border-left: 1px solid var(--line); }
.menu-toggle { display: none; width: 44px; height: 44px; border: 0; background: transparent; padding: 9px; }
.menu-toggle span:not(.sr-only) { display: block; height: 2px; margin: 6px 0; background: var(--navy); transition: .2s ease; }

.hero { min-height: calc(100vh - var(--header-offset)); background: linear-gradient(120deg, #081a32 0%, var(--navy-2) 60%, #0b4562 100%); color: var(--white); position: relative; overflow: hidden; display: flex; align-items: center; padding: 76px 0; }
.hero::after { content: ""; position: absolute; width: 520px; height: 520px; border: 1px solid rgba(103,213,231,.17); border-radius: 50%; right: -180px; top: -220px; box-shadow: 0 0 0 90px rgba(103,213,231,.025), 0 0 0 180px rgba(103,213,231,.02); }
.hero-grid-overlay { position: absolute; inset: 0; opacity: .2; background-image: linear-gradient(rgba(255,255,255,.09) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.09) 1px, transparent 1px); background-size: 72px 72px; mask-image: linear-gradient(90deg,#000,transparent); }
.hero-layout { position: relative; z-index: 1; display: grid; grid-template-columns: 1.05fr .95fr; gap: 64px; align-items: center; }
.hero h1 { max-width: 720px; margin-bottom: 24px; font-size: clamp(3rem, 6vw, 5.6rem); letter-spacing: -.055em; }
.hero .eyebrow { color: var(--cyan-light); }
.hero-lead { max-width: 650px; color: #c7d5e4; font-size: 1.15rem; margin-bottom: 34px; }
.hero-points { display: flex; flex-wrap: wrap; gap: 22px; padding: 0; margin: 30px 0 0; list-style: none; color: #c7d5e4; font-size: .82rem; }
.hero-points li::before { content: ""; display: inline-block; width: 7px; height: 7px; margin-right: 8px; border: 2px solid var(--cyan); transform: rotate(45deg); }
.hero-visual { position: relative; padding: 18px; border: 1px solid rgba(103,213,231,.3); background: rgba(6,23,43,.48); box-shadow: 0 30px 70px rgba(0,0,0,.3); }
.hero-visual::before, .hero-visual::after { content: ""; position: absolute; width: 35px; height: 35px; border-color: var(--cyan); }
.hero-visual::before { left: -1px; top: -1px; border-left: 3px solid var(--cyan); border-top: 3px solid var(--cyan); }
.hero-visual::after { right: -1px; bottom: -1px; border-right: 3px solid var(--cyan); border-bottom: 3px solid var(--cyan); }
.visual-label { display: flex; align-items: center; gap: 8px; padding: 0 0 13px; color: #bcd0e3; font-size: .7rem; letter-spacing: .1em; text-transform: uppercase; }
.visual-label span { width: 8px; height: 8px; background: var(--cyan); border-radius: 50%; box-shadow: 0 0 12px var(--cyan); }

.advantage-strip { background: var(--white); border-bottom: 1px solid var(--line); }
.advantage-grid { display: grid; grid-template-columns: repeat(4,1fr); }
.advantage-grid article { display: flex; gap: 14px; min-height: 150px; padding: 32px 24px; border-right: 1px solid var(--line); align-items: flex-start; }
.advantage-grid article:first-child { border-left: 1px solid var(--line); }
.advantage-grid article > span { color: var(--cyan); font-size: .7rem; font-weight: 800; }
.advantage-grid h2 { margin: 0 0 8px; font-size: 1rem; letter-spacing: 0; }
.advantage-grid p { margin: 0; font-size: .83rem; line-height: 1.5; }

.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 50px; margin-bottom: 48px; }
.section-heading h2 { margin: 0; }
.section-heading > p { max-width: 520px; margin: 0; }
.section-heading-light .eyebrow { color: var(--cyan-light); }
.section-heading-light p { color: #b8c9dc; }
.card-grid { display: grid; gap: 20px; }
.product-grid { grid-template-columns: repeat(3,1fr); }
.product-card { position: relative; min-height: 340px; padding: 30px; border: 1px solid var(--line); border-top: 3px solid var(--blue); background: var(--white); transition: .25s ease; }
.product-card:hover { transform: translateY(-7px); box-shadow: var(--shadow); border-color: #b6c9db; }
.line-icon { width: 54px; height: 54px; margin-bottom: 35px; color: var(--blue); }
.line-icon svg { fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.card-index { position: absolute; top: 30px; right: 30px; color: #9aacc0; font-size: .72rem; font-weight: 800; }
.product-card h3 { margin-bottom: 14px; }
.product-card > p:not(.card-index) { font-size: .92rem; }
.card-actions { position: absolute; left: 30px; right: 30px; bottom: 26px; padding-top: 18px; border-top: 1px solid var(--line); }
.card-actions a { color: var(--blue); font-size: .84rem; font-weight: 800; text-decoration: none; }
.product-card-accent { background: var(--navy); color: var(--white); border-color: var(--navy); border-top-color: var(--cyan); }
.product-card-accent p { color: #bdcbd9; }
.product-card-accent .line-icon, .product-card-accent .card-actions a { color: var(--cyan-light); }
.product-card-accent .card-actions { border-color: rgba(255,255,255,.15); }

.solution-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; }
.solution-card { min-height: 360px; padding: 34px; border: 1px solid rgba(255,255,255,.15); background: rgba(14,43,76,.82); }
.solution-number { float: right; color: #7591ae; font-size: .75rem; }
.solution-symbol { width: 74px; height: 74px; display: grid; place-items: center; margin-bottom: 52px; border: 1px solid var(--cyan); color: var(--cyan-light); font-weight: 800; letter-spacing: .12em; clip-path: polygon(0 0,75% 0,100% 25%,100% 100%,0 100%); }
.solution-card p { color: #b8c9dc; }
.solution-card a { display: inline-flex; gap: 12px; margin-top: 16px; color: var(--cyan-light); font-weight: 800; text-decoration: none; }

.industry-grid { display: grid; grid-template-columns: repeat(3,1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.industry-card { min-height: 220px; padding: 32px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.industry-card > span { display: inline-block; margin-bottom: 30px; color: var(--blue); font-size: .72rem; font-weight: 900; letter-spacing: .1em; }
.industry-card h3 { margin-bottom: 10px; }
.industry-card p { margin: 0; font-size: .9rem; }

.capability-layout { display: grid; grid-template-columns: .85fr 1.15fr; gap: 90px; align-items: start; }
.capability-intro { position: sticky; top: calc(var(--header-offset) + 30px); }
.capability-intro h2 { max-width: 500px; }
.capability-intro > p:not(.eyebrow) { margin-bottom: 26px; }
.capability-list { border-top: 1px solid var(--line); }
.capability-list article { display: grid; grid-template-columns: 55px 1fr; gap: 20px; padding: 30px 0; border-bottom: 1px solid var(--line); }
.capability-list article > span { color: var(--cyan); font-size: .76rem; font-weight: 900; }
.capability-list h3 { margin: 0 0 7px; }
.capability-list p { margin: 0; }

.about-layout { display: grid; grid-template-columns: .9fr 1.1fr; gap: 90px; align-items: center; }
.about-graphic { padding: 40px; background: var(--navy); min-height: 440px; display: grid; place-items: center; position: relative; overflow: hidden; }
.about-graphic::before { content: ""; position: absolute; inset: 0; background: repeating-linear-gradient(90deg,transparent 0 39px,rgba(255,255,255,.07) 40px), repeating-linear-gradient(0deg,transparent 0 39px,rgba(255,255,255,.07) 40px); }
.about-frame { width: 230px; height: 230px; border: 2px solid var(--cyan); position: relative; display: grid; place-items: center; transform: rotate(45deg); }
.about-frame span { color: var(--white); font-size: 3.8rem; font-weight: 900; letter-spacing: -.08em; transform: rotate(-45deg); }
.about-frame div { position: absolute; width: 12px; height: 12px; background: var(--cyan); }
.about-frame div:nth-child(2) { left: -7px; top: -7px; }
.about-frame div:nth-child(3) { right: -7px; top: -7px; }
.about-frame div:nth-child(4) { right: -7px; bottom: -7px; }
.about-copy .large-copy { color: var(--ink); font-size: 1.25rem; }
.verification-note { margin-top: 30px; padding: 20px 22px; border-left: 3px solid var(--cyan); background: var(--soft); }
.verification-note strong { color: var(--navy); }
.verification-note p { margin: 4px 0 0; font-size: .9rem; }

.process-section { background: linear-gradient(180deg,var(--white),#f8fafc); border-top: 1px solid var(--line); }
.center-heading { max-width: 680px; margin: 0 auto 54px; text-align: center; }
.center-heading h2 { margin-bottom: 0; }
.process-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 0; padding: 0; margin: 0; list-style: none; counter-reset: process; }
.process-grid li { position: relative; padding: 0 28px; text-align: center; }
.process-grid li:not(:last-child)::after { content: ""; position: absolute; top: 25px; left: 66%; width: 68%; height: 1px; background: var(--line); }
.process-grid li > span { position: relative; z-index: 1; width: 52px; height: 52px; display: grid; place-items: center; margin: 0 auto 24px; border: 1px solid var(--blue); background: var(--white); color: var(--blue); font-size: .74rem; font-weight: 900; transform: rotate(45deg); }
.process-grid li > span::first-line { transform: rotate(-45deg); }
.process-grid h3 { font-size: 1.05rem; }
.process-grid p { font-size: .87rem; }

.insight-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 22px; }
.insight-card { padding: 32px; background: var(--white); border-bottom: 3px solid var(--blue); }
.insight-card > span { color: var(--blue); font-size: .72rem; font-weight: 900; letter-spacing: .1em; text-transform: uppercase; }
.insight-card h3 { margin: 50px 0 12px; }
.insight-card strong { color: #6c7d91; font-size: .75rem; letter-spacing: .12em; text-transform: uppercase; }

.faq-layout { display: grid; grid-template-columns: .72fr 1.28fr; gap: 90px; align-items: start; }
.faq-intro { position: sticky; top: calc(var(--header-offset) + 30px); }
.faq-intro a { color: var(--blue); font-weight: 800; }
.faq-list { border-top: 1px solid var(--line); }
.faq-item { border-bottom: 1px solid var(--line); }
.faq-item h3 { margin: 0; }
.faq-item button { width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 24px 0; border: 0; background: transparent; color: var(--ink); text-align: left; font-weight: 800; }
.faq-item button i { position: relative; flex: 0 0 26px; width: 26px; height: 26px; border: 1px solid var(--line); border-radius: 50%; }
.faq-item button i::before, .faq-item button i::after { content: ""; position: absolute; left: 7px; right: 7px; top: 12px; height: 1px; background: var(--blue); }
.faq-item button i::after { transform: rotate(90deg); transition: .2s; }
.faq-item button[aria-expanded="true"] i::after { transform: rotate(0); }
.faq-answer { display: grid; grid-template-rows: 0fr; transition: grid-template-rows .25s ease; }
.faq-answer > p { overflow: hidden; margin: 0; }
.faq-item button[aria-expanded="true"] + .faq-answer { grid-template-rows: 1fr; }
.faq-item button[aria-expanded="true"] + .faq-answer > p { padding-bottom: 24px; }

.contact-section { background: var(--navy); color: var(--white); position: relative; overflow: hidden; }
.contact-section::after { content: ""; position: absolute; width: 420px; height: 420px; right: -160px; bottom: -210px; border: 1px solid rgba(0,166,200,.22); transform: rotate(45deg); }
.contact-layout { position: relative; z-index: 1; display: grid; grid-template-columns: .75fr 1.25fr; gap: 80px; align-items: start; }
.contact-intro .eyebrow { color: var(--cyan-light); }
.contact-intro > p { color: #b8c9dc; }
.contact-methods { display: grid; gap: 18px; margin: 35px 0; }
.contact-email, .contact-phone { display: block; margin: 0; color: var(--cyan-light); font-size: 1.15rem; font-weight: 800; text-decoration: none; }
.contact-email span, .contact-phone span { display: block; color: #879db4; font-size: .7rem; letter-spacing: .12em; text-transform: uppercase; }
.contact-note { padding: 20px; border: 1px solid rgba(255,255,255,.15); }
.contact-note p { color: #b8c9dc; font-size: .84rem; margin: 4px 0 0; }
.inquiry-form { padding: 38px; background: var(--white); color: var(--ink); box-shadow: 0 25px 70px rgba(0,0,0,.25); }
.form-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 18px; }
.form-grid label { display: block; }
.form-grid label > span { display: block; margin-bottom: 7px; color: #35475d; font-size: .78rem; font-weight: 800; }
.form-grid input, .form-grid select, .form-grid textarea { width: 100%; border: 1px solid #cbd6e2; border-radius: 0; background: #fbfcfe; color: var(--ink); padding: 12px 13px; }
.form-grid input, .form-grid select { min-height: 48px; }
.form-grid textarea { resize: vertical; }
.form-grid input:focus, .form-grid select:focus, .form-grid textarea:focus { outline: 2px solid var(--cyan); outline-offset: 0; border-color: var(--cyan); }
.form-grid [aria-invalid="true"] { border-color: #b3261e; background: #fff9f8; }
.form-wide { grid-column: 1/-1; }
.form-error { min-height: 24px; margin: 14px 0 8px; color: #a52a22; font-size: .85rem; font-weight: 700; }
.form-footnote { margin: 14px 0 0; font-size: .76rem; }
.secure-inquiry-card h3 { margin-bottom: 14px; font-size: 1.75rem; }
.secure-inquiry-list { margin: 24px 0 28px; padding: 0; list-style: none; color: var(--muted); }
.secure-inquiry-list li { position: relative; padding: 8px 0 8px 25px; border-bottom: 1px solid var(--line); }
.secure-inquiry-list li::before { content: ""; position: absolute; left: 2px; top: 16px; width: 8px; height: 8px; border: 2px solid var(--cyan); transform: rotate(45deg); }

.quote-nav-actions { display: flex; align-items: center; gap: 18px; }
.quote-nav-actions > a { white-space: nowrap; }
.quote-nav-actions > a:not(.button) { color: var(--blue); font-weight: 800; text-decoration: none; }
.quote-hero { padding: 82px 0; overflow: hidden; background: linear-gradient(125deg, #07182d, var(--navy-2)); color: var(--white); }
.quote-hero .eyebrow { color: var(--cyan-light); }
.quote-hero h1 { max-width: 900px; margin-bottom: 20px; font-size: clamp(2.6rem, 6vw, 5.2rem); letter-spacing: -.05em; }
.quote-hero > .container > p:last-child { max-width: 760px; margin: 0; color: #c2d0dd; font-size: 1.05rem; }
.breadcrumb { display: flex; gap: 10px; margin-bottom: 38px; color: #91a8bd; font-size: .8rem; }
.breadcrumb a { color: var(--cyan-light); text-decoration: none; }
.quote-layout { display: grid; grid-template-columns: .72fr 1.28fr; gap: 70px; align-items: start; }
.quote-guidance { position: sticky; top: calc(var(--header-offset) + 28px); }
.quote-guidance h2 { font-size: clamp(2rem, 4vw, 3rem); }
.plain-list { padding: 0; margin: 28px 0; list-style: none; }
.plain-list li { padding: 13px 0 13px 27px; border-bottom: 1px solid var(--line); color: #35475d; position: relative; }
.plain-list li::before { content: ""; position: absolute; left: 3px; top: 22px; width: 7px; height: 7px; background: var(--cyan); transform: rotate(45deg); }
.notice { padding: 20px; border-left: 3px solid var(--blue); background: var(--white); }
.notice p { margin: 5px 0 0; }
.notice-warm { border-left-color: #c98119; background: #fff9ef; }
.form-fallback { margin-top: 25px; font-size: .88rem; }
.form-fallback a { color: var(--blue); font-weight: 800; }
.form-card { position: relative; padding: clamp(26px, 5vw, 46px); background: var(--white); border: 1px solid var(--line); box-shadow: var(--shadow); }
.form-card > h2 { margin-bottom: 12px; font-size: 2rem; }
.form-note, .field-help, .form-status, .security-status { color: var(--muted); font-size: .82rem; }
.hp-field { position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); clip-path: inset(50%); white-space: nowrap; border: 0; }
.secure-form-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 19px; margin-top: 26px; }
.field { display: grid; gap: 7px; }
.field-full { grid-column: 1/-1; }
.field label, .field > span { color: #35475d; font-size: .8rem; font-weight: 800; }
.field input, .field select, .field textarea { width: 100%; min-height: 48px; padding: 12px 13px; border: 1px solid #c5d1dc; border-radius: 0; background: #fbfcfe; color: var(--ink); }
.field textarea { min-height: 150px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus { outline: 2px solid var(--cyan); outline-offset: 0; border-color: var(--cyan); }
.consent-field { display: flex; align-items: flex-start; gap: 12px; color: #35475d; font-size: .86rem; line-height: 1.55; }
.consent-field input { flex: 0 0 auto; width: 20px; height: 20px; margin-top: 2px; accent-color: var(--blue); }
.consent-field a { color: var(--blue); font-weight: 800; }
.security-field { overflow: hidden; }
[data-contact-placeholder] { width: 100%; max-width: 100%; min-height: 65px; }
.security-status { min-height: 1.4em; margin: 0; }
.form-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 25px; }
.form-actions .button:disabled { cursor: wait; opacity: .58; }
.button-secondary { background: transparent; border-color: var(--blue); color: var(--blue); }
.button-secondary:hover { background: var(--soft); border-color: var(--blue); }
.form-status { min-height: 1.4em; margin: 14px 0 0; font-weight: 700; }
.form-status[data-state="success"], .security-status[data-state="success"] { color: #166534; }
.form-status[data-state="error"], .security-status[data-state="error"] { color: #b42318; }
.form-status[data-state="info"], .security-status[data-state="info"] { color: var(--blue); }

.site-footer { background: #061428; color: var(--white); padding-top: 72px; }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1.15fr 1.2fr; gap: 60px; padding-bottom: 55px; }
.brand-footer { color: var(--white); margin-bottom: 24px; }
.brand-footer small { color: var(--cyan-light); }
.footer-brand p { max-width: 340px; color: #92a7bc; font-size: .9rem; }
.footer-social { margin-top: 28px; }
.footer-social h2 { margin-bottom: 14px; }
.social-links { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px 14px; max-width: 260px; }
.social-links a { display: inline-flex; align-items: center; gap: 9px; color: #c2d0dd; font-size: .82rem; font-weight: 700; text-decoration: none; }
.social-links a:hover { color: var(--cyan-light); }
.social-badge { display: inline-flex; width: 28px; height: 28px; align-items: center; justify-content: center; border: 1px solid rgba(103,213,231,.45); border-radius: 50%; color: var(--cyan-light); font-size: .62rem; font-weight: 800; letter-spacing: .02em; }
.footer-grid h2 { margin-bottom: 20px; color: #8298ae; font-size: .72rem; letter-spacing: .15em; text-transform: uppercase; }
.footer-grid > div:not(.footer-brand) a { display: block; margin: 10px 0; color: #c2d0dd; font-size: .86rem; text-decoration: none; }
.footer-grid a:hover { color: var(--cyan-light); }
.footer-bottom { min-height: 70px; display: flex; align-items: center; justify-content: space-between; gap: 20px; border-top: 1px solid rgba(255,255,255,.12); }
.footer-bottom p { margin: 0; color: #7990a7; font-size: .75rem; }
.back-to-top { position: fixed; z-index: 80; right: 24px; bottom: 24px; width: 46px; height: 46px; border: 1px solid var(--cyan); background: var(--navy); color: var(--white); box-shadow: 0 10px 25px rgba(11,31,58,.25); }
.back-to-top[hidden] { display: none; }

.legal-main { min-height: 70vh; padding: 80px 0 110px; background: var(--soft); }
.legal-header { max-width: 800px; margin-bottom: 45px; }
.legal-header h1 { font-size: clamp(2.5rem,5vw,4.5rem); margin-bottom: 14px; letter-spacing: -.04em; }
.legal-card { max-width: 900px; padding: 48px; background: var(--white); box-shadow: var(--shadow); }
.legal-card h2 { margin-top: 38px; font-size: 1.4rem; letter-spacing: -.01em; }
.legal-card h2:first-child { margin-top: 0; }
.legal-card hr { border: 0; border-top: 1px solid var(--line); margin: 40px 0; }
.error-page { min-height: 100vh; display: grid; place-items: center; padding: 30px; background: var(--navy); color: var(--white); text-align: center; }
.error-page main { max-width: 700px; }
.error-code { margin: 0; color: var(--cyan); font-size: clamp(5rem,20vw,12rem); font-weight: 900; line-height: 1; letter-spacing: -.08em; }
.error-page h1 { font-size: clamp(2rem,5vw,3.5rem); }
.error-page p { color: #b7c8d9; }

.js .reveal { opacity: 0; transform: translateY(18px); transition: opacity .55s ease, transform .55s ease; }
.js .reveal.is-visible { opacity: 1; transform: none; }

@media (max-width: 1080px) {
  :root { --header-offset: 106px; }
  .menu-toggle { display: block; }
  .nav-inner { min-height: 70px; }
  .nav-menu { position: fixed; inset: var(--header-offset) 0 0; display: block; padding: 25px 20px 50px; background: var(--white); transform: translateX(100%); visibility: hidden; overflow-y: auto; transition: transform .25s ease, visibility .25s; }
  .nav-menu.open { transform: translateX(0); visibility: visible; }
  .nav-menu > a:not(.button) { display: block; padding: 15px 0; border-bottom: 1px solid var(--line); font-size: 1rem; }
  .nav-menu .language-link { padding-left: 0; border-left: 0; }
  .nav-menu .button { width: 100%; margin-top: 22px; }
  .menu-toggle[aria-expanded="true"] span:nth-of-type(2) { transform: translateY(8px) rotate(45deg); }
  .menu-toggle[aria-expanded="true"] span:nth-of-type(3) { opacity: 0; }
  .menu-toggle[aria-expanded="true"] span:nth-of-type(4) { transform: translateY(-8px) rotate(-45deg); }
  .hero-layout { gap: 35px; }
  .hero h1 { font-size: clamp(3rem,7vw,4.7rem); }
  .advantage-grid { grid-template-columns: repeat(2,1fr); }
  .advantage-grid article:nth-child(3) { border-left: 1px solid var(--line); border-top: 1px solid var(--line); }
  .advantage-grid article:nth-child(4) { border-top: 1px solid var(--line); }
  .product-grid { grid-template-columns: repeat(2,1fr); }
  .contact-layout { gap: 45px; }
}

@media (max-width: 820px) {
  .section { padding: 78px 0; }
  .hero { min-height: auto; }
  .hero-layout, .capability-layout, .about-layout, .faq-layout, .contact-layout { grid-template-columns: 1fr; }
  .hero-visual { max-width: 640px; }
  .section-heading { display: block; }
  .section-heading > p { margin-top: 18px; }
  .solution-grid, .industry-grid, .insight-grid { grid-template-columns: repeat(2,1fr); }
  .solution-card:last-child, .insight-card:last-child { grid-column: 1/-1; }
  .capability-layout, .about-layout, .faq-layout, .contact-layout { gap: 50px; }
  .capability-intro, .faq-intro { position: static; }
  .about-graphic { min-height: 380px; }
  .process-grid { grid-template-columns: repeat(2,1fr); gap: 40px 0; }
  .process-grid li:nth-child(2)::after { display: none; }
  .footer-grid { grid-template-columns: repeat(2,1fr); }
  .quote-layout { grid-template-columns: 1fr; gap: 45px; }
  .quote-guidance { position: static; }
}

@media (max-width: 560px) {
  :root { --header-offset: 100px; }
  .container { width: min(100% - 28px,1180px); }
  .utility-inner { min-height: 30px; }
  .utility-inner span { display: none; }
  .utility-inner { justify-content: center; }
  .nav-inner { min-height: 70px; }
  .brand strong { font-size: .86rem; }
  .brand small { font-size: .64rem; }
  .brand-mark { width: 34px; height: 34px; }
  .nav-menu { inset-top: var(--header-offset); }
  .hero { padding: 62px 0; }
  .hero h1 { font-size: clamp(2.6rem,13vw,4rem); }
  .hero-lead { font-size: 1rem; }
  .button-row, .button-row .button { width: 100%; }
  .hero-points { display: block; }
  .hero-points li { margin: 7px 0; }
  .hero-visual { padding: 12px; }
  .advantage-grid, .product-grid, .solution-grid, .industry-grid, .insight-grid, .process-grid, .footer-grid { grid-template-columns: 1fr; }
  .advantage-grid article, .advantage-grid article:nth-child(3) { border-left: 1px solid var(--line); border-top: 1px solid var(--line); }
  .advantage-grid article:first-child { border-top: 0; }
  .solution-card:last-child, .insight-card:last-child { grid-column: auto; }
  .product-card { min-height: 320px; padding: 25px; }
  .card-actions { left: 25px; right: 25px; }
  .industry-grid { border-left: 1px solid var(--line); }
  .about-graphic { min-height: 310px; }
  .about-frame { width: 170px; height: 170px; }
  .process-grid { gap: 0; }
  .process-grid li { padding: 0 15px 35px 78px; text-align: left; }
  .process-grid li:not(:last-child)::after { left: 26px; top: 58px; width: 1px; height: calc(100% - 50px); display: block; }
  .process-grid li > span { position: absolute; left: 0; top: 0; }
  .inquiry-form { padding: 24px 18px; }
  .form-grid { grid-template-columns: 1fr; }
  .form-wide { grid-column: auto; }
  .footer-grid { gap: 35px; }
  .footer-bottom { display: block; padding: 20px 0; }
  .footer-bottom p + p { margin-top: 5px; }
  .legal-card { padding: 28px 20px; }
  .quote-nav-actions { gap: 10px; }
  .quote-nav-actions .button { padding-inline: 12px; font-size: .78rem; }
  .quote-hero { padding: 58px 0; }
  .secure-form-grid { grid-template-columns: 1fr; }
  .field-full { grid-column: auto; }
  .form-actions, .form-actions .button { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .js .reveal { opacity: 1; transform: none; }
}

/* ABB Emax2 configurator */
.config-layout{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(280px,.75fr);gap:2rem;align-items:start}
.emax2-config,.config-aside{border:1px solid var(--line,#d7e1ea);border-radius:18px;background:#fff;padding:1.25rem;box-shadow:0 12px 32px rgba(11,31,58,.08)}
.config-progress{font-weight:700;color:var(--navy,#0b1f3a);margin-bottom:1rem}
.config-step{display:block;margin:0 0 1rem}.config-step-title{display:flex;gap:.65rem;align-items:center;font-weight:700;margin-bottom:.45rem}.config-index{display:grid;place-items:center;width:1.65rem;height:1.65rem;border-radius:50%;background:var(--blue,#0b65a6);color:#fff;font-size:.82rem}.config-step select{width:100%;padding:.75rem;border:1px solid #b9c9d8;border-radius:10px;background:#fff;font:inherit}.config-step[hidden]{display:none}.config-step.is-active .config-index{background:var(--accent,#10a8c8)}
.config-actions{display:flex;flex-wrap:wrap;gap:.65rem;margin-top:1rem}.config-actions button:disabled{opacity:.45;cursor:not-allowed}.config-error{color:#a21d2b;font-weight:600}.config-output dl{margin:0 0 1rem}.config-output dl div{display:flex;justify-content:space-between;gap:1rem;border-bottom:1px solid #e7eef4;padding:.55rem 0}.config-output dt{font-weight:700}.config-output dd{margin:0;text-align:right}.catalog-source{font-size:.9rem;color:#5b6d7d}
@media (max-width:760px){.config-layout{grid-template-columns:1fr}.config-actions .button{flex:1 1 auto}}

/* ===== Product catalog ===== */
.catalog-hero { padding: 64px 0; background: linear-gradient(125deg, #07182d, var(--navy-2)); color: var(--white); }
.catalog-hero .breadcrumb { margin-bottom: 26px; }
.catalog-hero .eyebrow { color: var(--cyan-light); }
.catalog-hero h1 { max-width: 900px; margin-bottom: 18px; font-size: clamp(2.2rem, 5vw, 4rem); letter-spacing: -.04em; }
.catalog-hero > .container > p { max-width: 760px; margin: 0; color: #c2d0dd; }
.catalog-section { padding: 64px 0; }
.catalog-section-soft { background: var(--soft); }
.catalog-section h2 { font-size: clamp(1.6rem, 3vw, 2.4rem); }
.catalog-sub { color: var(--muted); font-size: .95rem; }

.cat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.cat-grid-2 { grid-template-columns: repeat(2, 1fr); }
.cat-card { display: block; position: relative; min-height: 200px; padding: 26px; border: 1px solid var(--line); border-top: 3px solid var(--blue); background: var(--white); color: inherit; text-decoration: none; transition: .22s ease; }
.cat-card:hover { transform: translateY(-5px); box-shadow: var(--shadow); border-color: #b6c9db; }
.cat-card h3 { margin: 0 0 8px; font-size: 1.15rem; }
.cat-card p { margin: 0; font-size: .86rem; }
.cat-card .cat-count { display: inline-block; margin-top: 16px; color: var(--blue); font-size: .78rem; font-weight: 800; }
.category-thumb, .series-thumb { position: relative; aspect-ratio: 4 / 3; margin: -26px -26px 18px; background: var(--soft); overflow: hidden; }
.category-thumb img, .series-thumb img { width: 100%; height: 100%; object-fit: contain; padding: 14px; }
.series-card { overflow: hidden; }
.cat-card-accent { background: var(--navy); color: var(--white); border-color: var(--navy); border-top-color: var(--cyan); }
.cat-card-accent p { color: #bdcbd9; }
.cat-card-accent .cat-count { color: var(--cyan-light); }

.model-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.model-card { display: block; border: 1px solid var(--line); background: var(--white); color: inherit; text-decoration: none; transition: .22s ease; overflow: hidden; }
.model-card:hover { transform: translateY(-5px); box-shadow: var(--shadow); border-color: #b6c9db; }
.model-card .thumb { position: relative; aspect-ratio: 4 / 3; background: var(--soft); }
.model-card .thumb img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: contain; padding: 12px; }
.model-card .thumb .no-img { position: absolute; inset: 0; display: grid; place-items: center; color: #9aacc0; font-size: .78rem; font-weight: 700; text-align: center; padding: 12px; }
.model-card .body { padding: 14px 16px 16px; }
.model-card .body h3 { margin: 0 0 6px; font-size: .98rem; line-height: 1.3; }
.model-card .body p { margin: 0; font-size: .8rem; color: var(--muted); }
.model-card .order-num { display: inline-block; margin-top: 10px; padding: 3px 8px; background: var(--soft); border: 1px solid var(--line); color: var(--blue); font-size: .72rem; font-weight: 800; }
.featured-series-section { border-top: 1px solid var(--line); }
.featured-series-heading { display: grid; grid-template-columns: minmax(0, .85fr) minmax(280px, 1.15fr); gap: 56px; align-items: end; margin-bottom: 30px; }
.featured-series-heading, .featured-series-section { scroll-margin-top: 140px; }
.featured-series-heading h2 { margin-bottom: 0; }
.featured-series-heading h3 { margin: 0; font-size: clamp(1.45rem, 2.5vw, 2rem); }
.featured-series-heading > p { max-width: 680px; margin: 0; color: var(--muted); }
.home-featured-heading { margin-top: 54px; }
.catalog-jump { margin: -22px 0 30px; }
.featured-series-card .body { min-height: 148px; }
.featured-series-card .body h3 { margin-top: 8px; font-size: 1.05rem; }
.featured-series-card .cat-count { display: inline-block; margin-top: 14px; color: var(--blue); font-size: .78rem; font-weight: 800; }
.featured-brand { color: var(--blue); font-size: .72rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }

.cat-search { position: relative; margin: 28px 0 22px; }
.cat-search input { width: 100%; min-height: 54px; padding: 14px 16px; border: 1px solid #c5d1dc; background: var(--white); color: var(--ink); }
.cat-search input:focus { outline: 2px solid var(--cyan); outline-offset: 0; border-color: var(--cyan); }
.filter-chips { display: flex; flex-wrap: wrap; gap: 10px; margin: 0 0 30px; }
.filter-chips select, .filter-chips .chip { min-height: 40px; padding: 8px 14px; border: 1px solid var(--line); background: var(--white); color: var(--ink); font-size: .84rem; font-weight: 700; }
.filter-chips select:focus { outline: 2px solid var(--cyan); outline-offset: 0; }

.badge { display: inline-block; padding: 4px 10px; border: 1px solid var(--line); background: var(--soft); color: var(--muted); font-size: .72rem; font-weight: 800; letter-spacing: .06em; text-transform: uppercase; }
.badge-verified { border-color: #b7dfe4; background: #eaf8fa; color: #087f8c; }
.badge-series { border-color: #d8cfae; background: #faf5e6; color: #8a6d1a; }

.model-layout { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr); gap: 56px; align-items: start; }
.model-media { border: 1px solid var(--line); background: var(--white); padding: 18px; }
.model-media img { width: 100%; aspect-ratio: 4 / 3; object-fit: contain; }
.model-media .no-img { display: grid; place-items: center; min-height: 340px; color: #9aacc0; font-weight: 700; text-align: center; padding: 30px; }
.series-hero-media { margin: 4px 0 20px; }
.series-hero-media img { display: block; width: 100%; max-width: 360px; aspect-ratio: 4 / 3; object-fit: contain; background: var(--white); border-radius: 10px; padding: 10px; }
.model-media-note { margin: 8px 0 0; font-size: .78rem; color: #7a8fa3; }
.spec-table { width: 100%; border-collapse: collapse; background: var(--white); border: 1px solid var(--line); }
.spec-table th, .spec-table td { padding: 12px 14px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
.spec-table th { width: 40%; background: var(--soft); color: #35475d; font-size: .8rem; font-weight: 800; }
.spec-table td { font-size: .88rem; }
.spec-table tr:last-child th, .spec-table tr:last-child td { border-bottom: 0; }

.catalog-copy { max-width: 820px; }
.catalog-copy p { color: var(--muted); }
.catalog-note { margin-top: 22px; padding: 18px 20px; border-left: 3px solid var(--cyan); background: var(--soft); font-size: .86rem; color: var(--muted); }
.catalog-note strong { color: var(--navy); }
.model-meta { margin-top: 34px; }
.model-meta h2 { font-size: 1.3rem; }
.related-models { margin-top: 40px; }

.catalog-banner { padding: 20px 24px; margin-bottom: 36px; border: 1px solid var(--line); border-left: 3px solid var(--cyan); background: var(--soft); }
.catalog-banner p { margin: 0; font-size: .9rem; }
.catalog-banner a { color: var(--blue); font-weight: 800; }

@media (max-width: 1080px) {
  .cat-grid, .model-grid { grid-template-columns: repeat(2, 1fr); }
  .model-layout { grid-template-columns: 1fr; gap: 40px; }
  .featured-series-heading { grid-template-columns: 1fr; gap: 16px; }
}
@media (max-width: 560px) {
  .cat-grid, .cat-grid-2, .model-grid { grid-template-columns: 1fr; }
  .quote-nav-actions .button[href="/"], .quote-nav-actions .button[href="/zh-cn/"] { display: none; }
  .quote-nav-actions { gap: 8px; }
  .quote-nav-actions .button { padding-inline: 10px; font-size: .7rem; }
  .breadcrumb { flex-wrap: wrap; }
  .catalog-hero { overflow: hidden; }
  .catalog-hero h1 { overflow-wrap: anywhere; }
}

/* Frank contact boundary: visible, non-interactive status used across locales. */
.zq-contact-pending {
  display: inline-flex;
  align-items: center;
  min-height: 2.25rem;
  color: #52647a;
  font-size: 0.92rem;
  line-height: 1.45;
}

.zq-contact-pending-panel {
  width: 100%;
  padding: clamp(1.4rem, 3vw, 2.4rem);
  border: 1px solid #cbd6e2;
  border-radius: 1rem;
  background: #f4f7fa;
  color: #18324e;
  box-shadow: 0 12px 30px rgba(16, 43, 70, 0.08);
}

.zq-contact-pending-panel h2 {
  margin: 0 0 0.65rem;
  font-size: clamp(1.25rem, 2.5vw, 1.75rem);
}

.zq-contact-pending-panel p {
  margin: 0;
  color: #52647a;
}