:root {
  --navy: #111f38;
  --navy-2: #1a2c4c;
  --ink: #142033;
  --muted: #6d7786;
  --paper: #f4f1e9;
  --white: #fff;
  --line: rgba(18, 32, 58, 0.15);
  --accent: #e56838;
  --lime: #c8e85b;
  --radius: 4px;
  --shadow: 0 24px 70px rgba(11, 24, 46, 0.13);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--paper); font-family: Inter, "PingFang SC", "Microsoft YaHei", system-ui, sans-serif; -webkit-font-smoothing: antialiased; }
button, input, select, textarea { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
a { color: inherit; text-decoration: none; }
.section-pad { padding-left: clamp(24px, 6vw, 96px); padding-right: clamp(24px, 6vw, 96px); }

.site-header { position: fixed; inset: 0 0 auto; z-index: 20; height: 76px; display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; padding: 0 clamp(20px, 4vw, 64px); color: var(--white); background: rgba(17, 31, 56, .9); border-bottom: 1px solid rgba(255,255,255,.12); backdrop-filter: blur(14px); }
.brand { display: inline-flex; align-items: center; gap: 12px; justify-self: start; }
.brand-mark { width: 34px; height: 34px; display: grid; place-items: center; border: 1px solid rgba(255,255,255,.45); font-family: Georgia, serif; font-size: 19px; }
.brand b { display: block; font-size: 13px; letter-spacing: .22em; }
.brand small { display: block; margin-top: 3px; font-size: 9px; letter-spacing: .18em; opacity: .62; }
.nav-links { display: flex; align-items: center; gap: 34px; font-size: 13px; }
.nav-links a { opacity: .72; transition: opacity .2s ease; }
.nav-links a:hover { opacity: 1; }
.header-actions { justify-self: end; display: flex; align-items: center; gap: 16px; }
.lang-toggle { color: var(--white); background: transparent; border: 0; padding: 8px; cursor: pointer; font-size: 12px; font-weight: 700; }
.header-cta { padding: 12px 18px; border: 1px solid rgba(255,255,255,.4); font-size: 12px; font-weight: 700; transition: background .2s, color .2s; }
.header-cta:hover { background: var(--white); color: var(--navy); }

.hero { min-height: 850px; padding-top: 150px; padding-bottom: 72px; display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(50px, 7vw, 120px); align-items: center; color: var(--white); background: var(--navy); overflow: hidden; }
.eyebrow { display: flex; align-items: center; gap: 12px; margin: 0 0 26px; font-size: 12px; font-weight: 750; letter-spacing: .16em; text-transform: uppercase; }
.eyebrow > span:first-child { width: 35px; height: 1px; background: currentColor; opacity: .45; }
.hero h1 { max-width: 780px; margin: 0; font-family: Georgia, "Songti SC", serif; font-size: clamp(44px, 5vw, 78px); font-weight: 500; line-height: 1.11; letter-spacing: -.035em; }
.hero-lead { max-width: 660px; margin: 30px 0 0; color: rgba(255,255,255,.68); font-size: clamp(15px, 1.3vw, 18px); line-height: 1.85; }
.hero-actions { display: flex; align-items: center; gap: 30px; margin-top: 38px; }
.button { min-height: 50px; display: inline-flex; align-items: center; justify-content: center; padding: 0 24px; border: 0; border-radius: var(--radius); cursor: pointer; font-size: 14px; font-weight: 750; transition: transform .2s, background .2s, opacity .2s; }
.button:hover { transform: translateY(-2px); }
.button-primary { color: var(--navy); background: var(--lime); }
.text-link { display: inline-flex; gap: 10px; align-items: center; font-size: 14px; border-bottom: 1px solid rgba(255,255,255,.35); padding-bottom: 5px; }
.trust-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; max-width: 680px; margin-top: 72px; padding-top: 24px; border-top: 1px solid rgba(255,255,255,.14); }
.trust-row strong { display: block; color: var(--lime); font-family: Georgia, serif; font-size: clamp(24px, 2.5vw, 37px); font-weight: 500; }
.trust-row span { display: block; margin-top: 7px; color: rgba(255,255,255,.53); font-size: 11px; letter-spacing: .05em; }
.hero-visual { min-height: 600px; display: flex; flex-direction: column; position: relative; color: var(--paper); background: #283c5a; box-shadow: var(--shadow); transform: rotate(1deg); }
.hero-visual:before { content: ""; position: absolute; inset: 0; z-index: 1; opacity: .12; pointer-events: none; background-image: repeating-linear-gradient(104deg, transparent 0 7px, rgba(255,255,255,.18) 8px); mix-blend-mode: soft-light; }
.visual-topline, .visual-footer { position: relative; z-index: 3; display: flex; justify-content: space-between; padding: 21px 24px; font-size: 9px; letter-spacing: .18em; border-bottom: 1px solid rgba(255,255,255,.2); }
.visual-footer { border: 0; border-top: 1px solid rgba(255,255,255,.2); }
.status { display: flex; align-items: center; gap: 7px; }
.status i { width: 7px; height: 7px; border-radius: 50%; background: var(--lime); box-shadow: 0 0 0 4px rgba(200,232,91,.15); }
.pants-stage { position: relative; flex: 1; display: grid; place-items: center; min-height: 480px; overflow: hidden; }
.pants-stage:after { content: ""; position: absolute; inset: 0; z-index: 1; background: linear-gradient(180deg, rgba(17,31,56,.04), rgba(17,31,56,.26)); }
.factory-hero-image { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: 58% center; }
.measure { position: absolute; z-index: 2; display: flex; align-items: center; gap: 8px; font-size: 10px; letter-spacing: .08em; }
.measure span { width: 26px; height: 26px; display: grid; place-items: center; color: var(--navy); background: var(--lime); border-radius: 50%; font-weight: 800; }
.measure b { padding: 7px 9px; background: rgba(17,31,56,.82); backdrop-filter: blur(5px); font-weight: 600; }
.measure-a { left: 7%; top: 16%; }.measure-b { right: 6%; top: 45%; }.measure-c { left: 8%; bottom: 14%; }

.capabilities { padding-top: 110px; padding-bottom: 110px; background: var(--paper); }
.section-heading { display: grid; grid-template-columns: .7fr 1.2fr 1fr; gap: 50px; align-items: start; }
.section-heading h2, .product-intro h2, .process h2, .inquiry-heading h2 { margin: 0; font-family: Georgia, "Songti SC", serif; font-size: clamp(35px, 4vw, 57px); font-weight: 500; line-height: 1.18; letter-spacing: -.025em; }
.section-heading > p:last-child, .product-intro > p:last-child { margin: 5px 0 0; color: var(--muted); line-height: 1.85; font-size: 14px; }
.capability-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2px; margin-top: 58px; }
.cap-card { min-height: 370px; display: flex; flex-direction: column; padding: 35px; background: #fff; border-top: 3px solid var(--navy); }
.cap-card-dark { color: var(--white); background: var(--navy); }
.cap-index { font-size: 12px; font-weight: 800; opacity: .45; }
.cap-card h3 { margin: auto 0 18px; font-size: 24px; }
.cap-card p { min-height: 78px; margin: 0; color: var(--muted); font-size: 13px; line-height: 1.75; }
.cap-card-dark p { color: rgba(255,255,255,.62); }
.cap-card ul { margin: 22px 0 0; padding: 18px 0 0; list-style: none; border-top: 1px solid var(--line); }
.cap-card-dark ul { border-color: rgba(255,255,255,.15); }
.cap-card li { position: relative; margin-top: 9px; padding-left: 16px; font-size: 12px; }
.cap-card li:before { content: ""; position: absolute; left: 0; top: 6px; width: 5px; height: 5px; background: var(--accent); }
.factory-proof { display: grid; grid-template-columns: 1.1fr .8fr .95fr; gap: 2px; margin-top: 2px; background: rgba(18,32,58,.12); }
.proof-image { position: relative; min-height: 390px; margin: 0; overflow: hidden; background: var(--navy); }
.proof-image img { width: 100%; height: 100%; display: block; object-fit: cover; transition: transform .5s ease; }
.proof-image:hover img { transform: scale(1.025); }
.proof-image figcaption { position: absolute; inset: auto 16px 16px; display: flex; align-items: center; gap: 10px; padding: 11px 13px; color: var(--white); background: rgba(17,31,56,.88); backdrop-filter: blur(5px); font-size: 11px; }
.proof-image figcaption span { color: var(--lime); font-size: 9px; }.proof-image figcaption b { font-weight: 650; }
.proof-copy { min-height: 390px; padding: 34px; color: var(--white); background: var(--navy); }
.proof-copy .eyebrow { color: var(--lime); margin-bottom: 28px; font-size: 10px; }
.proof-copy h3 { margin: 0; font-family: Georgia, "Songti SC", serif; font-size: clamp(24px, 2.3vw, 35px); font-weight: 500; line-height: 1.25; }
.proof-copy > p:not(.eyebrow) { margin: 20px 0 0; color: rgba(255,255,255,.6); font-size: 12px; line-height: 1.75; }
.proof-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-top: 32px; padding-top: 22px; border-top: 1px solid rgba(255,255,255,.15); }
.proof-stats strong { display: block; color: var(--lime); font-family: Georgia, serif; font-size: 24px; font-weight: 500; }.proof-stats span { display: block; margin-top: 5px; color: rgba(255,255,255,.48); font-size: 8px; line-height: 1.4; }
.product-block { display: grid; grid-template-columns: .82fr 1.1fr; gap: 70px; margin-top: 120px; padding-top: 90px; border-top: 1px solid var(--line); }
.product-intro { grid-row: 1 / span 2; }
.product-intro h2 { max-width: 470px; }
.product-intro > p:last-child { max-width: 430px; margin-top: 24px; }
.product-list { border-top: 1px solid var(--ink); }
.product-item { width: 100%; min-height: 78px; display: grid; grid-template-columns: 40px 1fr auto 30px; gap: 14px; align-items: center; padding: 0 5px; color: var(--ink); background: transparent; border: 0; border-bottom: 1px solid var(--line); text-align: left; cursor: pointer; }
.product-item > span { color: var(--muted); font-size: 11px; }.product-item b { font-size: 17px; }.product-item small { color: var(--muted); font-size: 10px; letter-spacing: .06em; }.product-item i { font-style: normal; font-size: 21px; transition: transform .25s; }
.product-item.active i { transform: rotate(45deg); }.product-item.active b { color: var(--accent); }
.product-detail { grid-column: 2; display: grid; grid-template-columns: 1fr .8fr; gap: 30px; padding: 28px; color: var(--white); background: var(--navy); }
.detail-kicker { margin: 0 0 12px; color: var(--lime); font-size: 9px; letter-spacing: .15em; }
.product-detail h3 { margin: 0 0 10px; font-size: 20px; }.product-detail p:not(.detail-kicker) { margin: 0; color: rgba(255,255,255,.65); font-size: 12px; line-height: 1.7; }
.tag-cloud { display: flex; flex-wrap: wrap; gap: 7px; align-content: center; }.tag-cloud span { padding: 8px 10px; border: 1px solid rgba(255,255,255,.18); font-size: 10px; }
.process { margin-top: 110px; padding-top: 80px; border-top: 1px solid var(--line); }
.process > div { display: flex; justify-content: space-between; gap: 40px; align-items: flex-start; }.process .eyebrow { margin-top: 12px; }.process h2 { max-width: 580px; }
.process ol { display: grid; grid-template-columns: repeat(5, 1fr); gap: 0; margin: 52px 0 0; padding: 0; list-style: none; border-top: 1px solid var(--ink); }
.process li { position: relative; min-height: 140px; padding: 25px 18px 0 0; border-right: 1px solid var(--line); }
.process li:last-child { border-right: 0; }.process li:before { content: ""; position: absolute; left: 0; top: -5px; width: 9px; height: 9px; border-radius: 50%; background: var(--accent); }
.process li > span { display: block; color: var(--muted); font-size: 10px; }.process li b { display: block; margin-top: 26px; font-size: 15px; }.process li small { display: block; margin-top: 8px; color: var(--muted); font-size: 11px; }

.inquiry { padding-top: 110px; color: var(--white); background: var(--navy); }
.inquiry-heading { display: grid; grid-template-columns: .7fr 1.3fr 1fr; gap: 50px; align-items: start; }
.inquiry-heading > p:last-child { margin: 4px 0 0; color: rgba(255,255,255,.58); font-size: 14px; line-height: 1.8; }
.configurator { display: grid; grid-template-columns: 1.25fr .75fr; gap: 2px; margin-top: 58px; color: var(--ink); background: rgba(255,255,255,.16); box-shadow: var(--shadow); }
#inquiryForm { padding: 42px; background: var(--white); }
fieldset { margin: 0 0 28px; padding: 0; border: 0; }
legend, .field > span { display: flex; gap: 10px; margin-bottom: 13px; font-size: 12px; font-weight: 750; }
legend > span:first-child, .field b { color: var(--accent); font-size: 10px; }
.choice-grid { display: grid; gap: 8px; }.choice-grid-3 { grid-template-columns: repeat(3, 1fr); }
.choice-grid label { cursor: pointer; }.choice-grid input { position: absolute; opacity: 0; pointer-events: none; }
.choice-grid label span { min-height: 45px; display: grid; place-items: center; padding: 8px; color: #586274; background: #f2f3f4; border: 1px solid transparent; border-radius: var(--radius); font-size: 12px; text-align: center; transition: .2s; }
.choice-grid input:checked + span { color: var(--navy); background: #eef2df; border-color: #9aaf4b; font-weight: 750; }
.choice-grid input:focus-visible + span { outline: 2px solid var(--navy); outline-offset: 2px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field { display: block; margin-bottom: 28px; }.field b { margin-top: 2px; }.field-full { margin-top: 0; }
select, input, textarea { width: 100%; color: var(--ink); background: #f5f5f3; border: 1px solid transparent; border-radius: var(--radius); outline: none; transition: border .2s, background .2s; }
select, input { height: 48px; padding: 0 13px; }.field textarea { padding: 13px; resize: vertical; }
select:focus, input:focus, textarea:focus { background: var(--white); border-color: #71809a; }
.form-actions { display: flex; align-items: center; gap: 20px; margin-top: 4px; }.button-accent { color: var(--white); background: var(--accent); }.form-actions p { margin: 0; color: var(--muted); font-size: 10px; }
.summary-panel { display: flex; flex-direction: column; min-width: 0; padding: 38px 34px; color: var(--white); background: #213352; }
.summary-title { display: flex; justify-content: space-between; padding-bottom: 17px; border-bottom: 1px solid rgba(255,255,255,.16); font-size: 13px; font-weight: 750; }
.summary-title span:last-child { color: var(--lime); font-size: 10px; letter-spacing: .1em; }
#summaryText { flex: 1; min-height: 310px; margin: 24px 0; color: rgba(255,255,255,.78); white-space: pre-wrap; word-break: break-word; font: 12px/1.8 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; }
.button-light { width: 100%; color: var(--navy); background: var(--white); }.button-light:disabled { opacity: .4; cursor: not-allowed; transform: none; }
.contact-links { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-top: 9px; }
.contact-placeholder { display: flex; flex-direction: column; gap: 3px; padding: 11px; color: var(--white); background: transparent; border: 1px solid rgba(255,255,255,.2); border-radius: var(--radius); text-align: left; cursor: pointer; }
.contact-placeholder span { font-size: 11px; font-weight: 750; }.contact-placeholder small { color: rgba(255,255,255,.47); font-size: 8px; }
.phone-strip { display: flex; justify-content: space-between; align-items: center; margin-top: 9px; padding: 12px; color: var(--navy); background: var(--lime); border-radius: var(--radius); }
.phone-strip span { font-size: 9px; font-weight: 700; }.phone-strip strong { font-size: 13px; letter-spacing: .04em; }
.summary-tip { margin: 15px 0 0; color: rgba(255,255,255,.46); font-size: 9px; line-height: 1.5; }
.official-channels { display: grid; grid-template-columns: .7fr 1.3fr; gap: 60px; align-items: center; margin-top: 80px; padding: 42px; color: var(--ink); background: var(--paper); }
.channels-copy .eyebrow { margin-bottom: 18px; color: var(--accent); }.channels-copy h3 { margin: 0; font-family: Georgia, "Songti SC", serif; font-size: clamp(28px, 3vw, 42px); font-weight: 500; }.channels-copy > p:last-child { max-width: 470px; margin: 18px 0 0; color: var(--muted); font-size: 12px; line-height: 1.75; }
.channel-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }.channel-grid figure { margin: 0; padding: 13px; background: var(--white); border: 1px solid var(--line); }.channel-grid img { width: 100%; display: block; aspect-ratio: 1; object-fit: contain; }.channel-grid figcaption { display: flex; flex-direction: column; gap: 5px; padding: 12px 5px 3px; }.channel-grid b { font-size: 12px; }.channel-grid span { color: var(--muted); font-size: 9px; }
footer { min-height: 140px; display: grid; grid-template-columns: .8fr 1.4fr .8fr; align-items: center; gap: 30px; margin-top: 80px; border-top: 1px solid rgba(255,255,255,.14); color: rgba(255,255,255,.5); font-size: 9px; letter-spacing: .08em; }
.footer-brand b { display: block; color: var(--white); font-size: 14px; letter-spacing: .2em; }.footer-brand span { display: block; margin-top: 6px; }
.footer-address { display: flex; flex-direction: column; gap: 7px; line-height: 1.6; }.footer-address b { color: rgba(255,255,255,.78); font-size: 9px; }.footer-right { justify-self: end; text-align: right; }.footer-right p { margin: 7px 0 0; }
.toast { position: fixed; left: 50%; bottom: 28px; z-index: 50; max-width: calc(100vw - 40px); padding: 13px 18px; color: var(--navy); background: var(--lime); border-radius: var(--radius); box-shadow: var(--shadow); font-size: 12px; font-weight: 750; opacity: 0; pointer-events: none; transform: translate(-50%, 14px); transition: .25s; }
.toast.show { opacity: 1; transform: translate(-50%, 0); }
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .65s ease, transform .65s ease; }.reveal.visible { opacity: 1; transform: none; }

@media (max-width: 1050px) {
  .site-header { grid-template-columns: 1fr auto; }.nav-links { display: none; }
  .hero { grid-template-columns: 1fr 1fr; gap: 42px; }.hero h1 { font-size: 48px; }.hero-visual { min-height: 520px; }
  .section-heading, .inquiry-heading { grid-template-columns: 1fr 2fr; }.section-heading > p:last-child, .inquiry-heading > p:last-child { grid-column: 2; }
  .factory-proof { grid-template-columns: 1fr 1fr; }.proof-copy { grid-column: 1 / -1; }.product-block { gap: 38px; }.configurator { grid-template-columns: 1.1fr .9fr; }.official-channels { grid-template-columns: 1fr; gap: 28px; }
}

@media (max-width: 760px) {
  .site-header { height: 64px; padding: 0 18px; }.brand small { display: none; }.brand-mark { width: 30px; height: 30px; }.header-actions { gap: 4px; }.header-cta { padding: 10px 11px; font-size: 10px; }
  .hero { min-height: auto; grid-template-columns: 1fr; padding-top: 115px; padding-bottom: 50px; }.hero h1 { font-size: clamp(39px, 12vw, 55px); }.hero-lead { font-size: 14px; }.hero-actions { align-items: flex-start; flex-direction: column; gap: 22px; }.trust-row { grid-template-columns: 1fr 1fr; margin-top: 52px; }.trust-row div:last-child { grid-column: span 2; }.hero-visual { min-height: 500px; margin-top: 15px; transform: none; }
  .capabilities, .inquiry { padding-top: 76px; }.section-heading, .inquiry-heading { grid-template-columns: 1fr; gap: 12px; }.section-heading > p:last-child, .inquiry-heading > p:last-child { grid-column: auto; margin-top: 12px; }.eyebrow { margin-bottom: 14px; }.section-heading h2, .product-intro h2, .process h2, .inquiry-heading h2 { font-size: 36px; }
  .capability-grid { grid-template-columns: 1fr; }.cap-card { min-height: 300px; }.cap-card p { min-height: 0; }.factory-proof { grid-template-columns: 1fr; margin-top: 16px; }.proof-image { min-height: 260px; }.proof-copy { grid-column: auto; min-height: auto; padding: 30px 24px; }
  .product-block { grid-template-columns: 1fr; gap: 36px; margin-top: 78px; padding-top: 62px; }.product-intro { grid-row: auto; }.product-item { grid-template-columns: 34px 1fr 25px; }.product-item small { display: none; }.product-detail { grid-column: auto; grid-template-columns: 1fr; }
  .process { margin-top: 80px; padding-top: 62px; }.process > div { display: block; }.process ol { grid-template-columns: 1fr; border-top: 0; }.process li { min-height: auto; padding: 17px 0 17px 46px; border-top: 1px solid var(--line); border-right: 0; }.process li:before { top: 23px; }.process li > span { position: absolute; left: 16px; top: 20px; }.process li b { margin-top: 0; }
  .configurator { grid-template-columns: 1fr; margin-left: -8px; margin-right: -8px; }.configurator #inquiryForm { padding: 28px 20px; }.choice-grid-3 { grid-template-columns: 1fr 1fr; }.form-row { grid-template-columns: 1fr; gap: 0; }.summary-panel { min-height: 560px; padding: 29px 22px; }.form-actions { align-items: stretch; flex-direction: column; }.button-accent { width: 100%; }
  .official-channels { margin-top: 56px; padding: 28px 20px; }.channel-grid { grid-template-columns: 1fr; }.channel-grid figure { display: grid; grid-template-columns: 115px 1fr; align-items: center; }.channel-grid figcaption { padding-left: 16px; }
  footer { grid-template-columns: 1fr; align-content: center; gap: 18px; padding: 30px 0; margin-top: 60px; }.footer-brand, .footer-address, .footer-right { justify-self: start; text-align: left; }
}

@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; }.reveal { opacity: 1; transform: none; transition: none; } }