:root {
    --qx-navy: #153a5b;
    --qx-navy-deep: #0c2942;
    --qx-gold: #c7a43b;
    --qx-gold-soft: #f3ead0;
    --qx-ink: #15212b;
    --qx-muted: #5c6b77;
    --qx-line: #dbe3e8;
    --qx-surface: #f4f7f9;
    --qx-white: #ffffff;
    --qx-success: #176a4b;
    --qx-shadow: 0 18px 45px rgba(18, 47, 72, .12);
    --qx-radius: 20px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body.qx-site {
    margin: 0;
    color: var(--qx-ink);
    background: var(--qx-white);
    font-family: Inter, Arial, sans-serif;
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
}
body.menu-open { overflow: hidden; }
a { color: inherit; }
img { display: block; max-width: 100%; }
button, input, select, textarea { font: inherit; }
.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;
}
.qx-shell { width: min(1180px, calc(100% - 40px)); margin-inline: auto; }
.qx-section { padding: 96px 0; }
.qx-section-soft { background: var(--qx-surface); }
.qx-section-dark { color: var(--qx-white); background: var(--qx-navy-deep); }
.qx-kicker {
    display: inline-block;
    margin-bottom: 14px;
    color: var(--qx-gold);
    font-size: .78rem;
    font-weight: 800;
    letter-spacing: .16em;
    text-transform: uppercase;
}
.qx-heading {
    max-width: 780px;
    margin: 0;
    color: var(--qx-navy-deep);
    font-family: "Playfair Display", Georgia, serif;
    font-size: clamp(2.05rem, 4vw, 3.55rem);
    line-height: 1.12;
}
.qx-heading-light { color: var(--qx-white); }
.qx-intro { max-width: 760px; margin: 20px 0 0; color: var(--qx-muted); font-size: 1.08rem; }
.qx-section-dark .qx-intro { color: rgba(255,255,255,.76); }
.qx-section-head { display: flex; align-items: end; justify-content: space-between; gap: 28px; margin-bottom: 44px; }
.qx-section-head .qx-intro { margin: 0; max-width: 600px; }

.qx-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(255,255,255,.96);
    border-bottom: 1px solid rgba(21,58,91,.1);
    backdrop-filter: blur(14px);
}
.qx-header-inner { min-height: 78px; display: flex; align-items: center; justify-content: space-between; gap: 28px; }
.qx-brand { display: inline-flex; align-items: center; gap: 12px; color: var(--qx-navy-deep); font-weight: 800; text-decoration: none; letter-spacing: -.02em; }
.qx-brand-mark {
    display: inline-grid;
    place-items: center;
    width: 42px;
    height: 42px;
    border-radius: 50%;
    color: var(--qx-white);
    background: linear-gradient(135deg, var(--qx-navy), var(--qx-navy-deep));
    font-size: .76rem;
    letter-spacing: .04em;
    box-shadow: inset 0 0 0 2px rgba(255,255,255,.2);
}
.qx-nav { display: flex; align-items: center; gap: 8px; }
.qx-nav-link, .qx-nav-cta { display: inline-flex; align-items: center; min-height: 44px; padding: 0 13px; border-radius: 999px; font-size: .92rem; font-weight: 700; text-decoration: none; }
.qx-nav-link:hover, .qx-nav-link:focus-visible, .qx-nav-link.is-active { color: var(--qx-navy); background: var(--qx-surface); }
.qx-nav-cta { margin-left: 6px; padding-inline: 20px; color: var(--qx-white); background: var(--qx-navy); }
.qx-nav-cta:hover, .qx-nav-cta:focus-visible, .qx-nav-cta.is-active { background: var(--qx-navy-deep); }
.qx-nav-group { position: relative; display: flex; align-items: center; }
.qx-submenu-toggle { display: none; border: 0; background: transparent; color: var(--qx-navy); font-weight: 800; }
.qx-submenu {
    position: absolute;
    top: calc(100% + 10px);
    left: 0;
    min-width: 270px;
    padding: 10px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(8px);
    background: var(--qx-white);
    border: 1px solid var(--qx-line);
    border-radius: 16px;
    box-shadow: var(--qx-shadow);
    transition: .2s ease;
}
.qx-submenu a { display: block; padding: 10px 12px; border-radius: 10px; color: var(--qx-navy-deep); font-size: .9rem; font-weight: 700; text-decoration: none; }
.qx-submenu a:hover, .qx-submenu a:focus-visible { background: var(--qx-surface); }
.qx-nav-group:hover .qx-submenu, .qx-nav-group:focus-within .qx-submenu { opacity: 1; visibility: visible; transform: translateY(0); }
.qx-menu-toggle { display: none; width: 44px; height: 44px; padding: 10px; border: 0; border-radius: 10px; background: var(--qx-surface); }
.qx-menu-toggle > span:not(.sr-only) { display: block; height: 2px; margin: 5px 0; background: var(--qx-navy); }

.qx-hero {
    position: relative;
    min-height: 680px;
    display: grid;
    align-items: center;
    color: var(--qx-white);
    background: linear-gradient(90deg, rgba(8,35,56,.96) 0%, rgba(8,35,56,.78) 50%, rgba(8,35,56,.25) 100%), url('../img/2.jpg') center/cover no-repeat;
}
.qx-hero::after { content: ""; position: absolute; inset: auto 0 0; height: 130px; background: linear-gradient(transparent, rgba(8,35,56,.55)); pointer-events: none; }
.qx-hero-content { position: relative; z-index: 1; max-width: 790px; padding: 100px 0 130px; }
.qx-hero h1 { margin: 0; max-width: 780px; font-family: "Playfair Display", Georgia, serif; font-size: clamp(3rem, 6vw, 5.35rem); line-height: 1.03; letter-spacing: -.045em; }
.qx-hero p { max-width: 760px; margin: 24px 0 32px; color: rgba(255,255,255,.87); font-size: clamp(1.05rem, 2vw, 1.22rem); }
.qx-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.qx-button { display: inline-flex; align-items: center; justify-content: center; min-height: 50px; padding: 0 23px; border: 1px solid transparent; border-radius: 999px; font-weight: 800; text-decoration: none; transition: transform .2s ease, background .2s ease, border .2s ease; }
.qx-button:hover { transform: translateY(-2px); }
.qx-button-primary { color: var(--qx-navy-deep); background: var(--qx-gold); }
.qx-button-primary:hover { background: #d8b850; }
.qx-button-secondary { color: var(--qx-white); border-color: rgba(255,255,255,.6); background: rgba(255,255,255,.08); }
.qx-button-secondary:hover { background: rgba(255,255,255,.16); }
.qx-button-navy { color: var(--qx-white); background: var(--qx-navy); }
.qx-button-outline { color: var(--qx-navy); border-color: var(--qx-navy); background: transparent; }

.qx-trust-strip { position: relative; z-index: 2; margin-top: -60px; }
.qx-trust-grid { display: grid; grid-template-columns: repeat(4, 1fr); overflow: hidden; background: var(--qx-white); border: 1px solid var(--qx-line); border-radius: var(--qx-radius); box-shadow: var(--qx-shadow); }
.qx-trust-item { padding: 24px; border-right: 1px solid var(--qx-line); }
.qx-trust-item:last-child { border-right: 0; }
.qx-trust-item strong { display: block; color: var(--qx-navy-deep); line-height: 1.35; }
.qx-trust-item span { display: block; margin-top: 6px; color: var(--qx-muted); font-size: .88rem; }

.qx-card-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.qx-info-card { min-height: 245px; padding: 30px; background: var(--qx-white); border: 1px solid var(--qx-line); border-radius: var(--qx-radius); box-shadow: 0 10px 25px rgba(18,47,72,.05); }
.qx-info-card .qx-card-number { color: var(--qx-gold); font-weight: 800; letter-spacing: .14em; }
.qx-info-card h3 { margin: 44px 0 12px; color: var(--qx-navy-deep); font-size: 1.18rem; }
.qx-info-card p { margin: 0; color: var(--qx-muted); }

.qx-category-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.qx-category-card { position: relative; min-height: 360px; display: flex; flex-direction: column; justify-content: end; overflow: hidden; padding: 34px; color: var(--qx-white); border-radius: var(--qx-radius); text-decoration: none; box-shadow: var(--qx-shadow); }
.qx-category-card::before { content: ""; position: absolute; inset: 0; background: linear-gradient(transparent 15%, rgba(8,35,56,.92)); }
.qx-category-card > * { position: relative; z-index: 1; }
.qx-category-card:nth-child(1) { background: url('../img/12.jpg') center/cover; }
.qx-category-card:nth-child(2) { background: url('../img/15.jpg') center/cover; }
.qx-category-card:nth-child(3) { background: url('../img/14.jpg') center/cover; }
.qx-category-card h3 { margin: 0 0 10px; font-family: "Playfair Display", Georgia, serif; font-size: 1.75rem; line-height: 1.2; }
.qx-category-card p { margin: 0; color: rgba(255,255,255,.83); }
.qx-category-card span { margin-top: 22px; color: var(--qx-gold); font-weight: 800; }

.qx-products-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.qx-product-card { display: flex; flex-direction: column; min-height: 330px; padding: 26px; border: 1px solid var(--qx-line); border-radius: var(--qx-radius); background: var(--qx-white); }
.qx-product-category { color: var(--qx-gold); font-size: .76rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.qx-product-card h3 { margin: 16px 0 12px; color: var(--qx-navy-deep); font-size: 1.25rem; }
.qx-product-card p { margin: 0 0 12px; color: var(--qx-muted); }
.qx-product-card dl { margin: 0 0 22px; }
.qx-product-card dt { margin-top: 12px; color: var(--qx-navy-deep); font-size: .78rem; font-weight: 800; text-transform: uppercase; }
.qx-product-card dd { margin: 3px 0 0; color: var(--qx-muted); font-size: .92rem; }
.qx-card-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: auto; }
.qx-text-link { color: var(--qx-navy); font-weight: 800; text-decoration: none; }
.qx-text-link:hover { text-decoration: underline; }

.qx-split { display: grid; grid-template-columns: 1.05fr .95fr; gap: 64px; align-items: center; }
.qx-split-image { overflow: hidden; border-radius: var(--qx-radius); box-shadow: var(--qx-shadow); }
.qx-split-image img { width: 100%; min-height: 480px; object-fit: cover; }
.qx-check-list { display: grid; gap: 14px; margin: 28px 0 0; padding: 0; list-style: none; }
.qx-check-list li { position: relative; padding-left: 28px; color: var(--qx-muted); }
.qx-check-list li::before { content: ""; position: absolute; top: .56em; left: 0; width: 11px; height: 11px; border: 3px solid var(--qx-gold); border-radius: 50%; }

.qx-inquiry-wrap { display: grid; grid-template-columns: .8fr 1.2fr; gap: 56px; align-items: start; }
.qx-inquiry-form { padding: 34px; background: var(--qx-white); border: 1px solid var(--qx-line); border-radius: var(--qx-radius); box-shadow: var(--qx-shadow); }
.qx-form-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.qx-field { display: grid; gap: 7px; }
.qx-field-wide { grid-column: 1 / -1; }
.qx-field label { color: var(--qx-navy-deep); font-size: .86rem; font-weight: 800; }
.qx-field input, .qx-field select, .qx-field textarea { width: 100%; min-height: 48px; padding: 11px 13px; color: var(--qx-ink); background: var(--qx-white); border: 1px solid #bccbd4; border-radius: 10px; }
.qx-field textarea { min-height: 120px; resize: vertical; }
.qx-field input:focus, .qx-field select:focus, .qx-field textarea:focus { outline: 3px solid rgba(199,164,59,.25); border-color: var(--qx-gold); }
.qx-consent { display: flex; align-items: flex-start; gap: 10px; margin: 18px 0; color: var(--qx-muted); font-size: .82rem; }
.qx-consent input { margin-top: 4px; }
.qx-honeypot { position: absolute !important; left: -9999px !important; }
.qx-form-status { margin: 16px 0 0; padding: 12px 14px; color: var(--qx-success); background: #e9f6f0; border-radius: 10px; font-size: .9rem; }

.qx-page-hero { padding: 88px 0 72px; color: var(--qx-white); background: linear-gradient(120deg, var(--qx-navy-deep), var(--qx-navy)); }
.qx-page-hero .qx-heading { color: var(--qx-white); }
.qx-page-hero .qx-intro { color: rgba(255,255,255,.78); }
.qx-breadcrumb { margin-bottom: 22px; color: rgba(255,255,255,.7); font-size: .84rem; }
.qx-breadcrumb a { color: inherit; }

.qx-filter-bar { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; justify-content: space-between; margin: 34px 0; }
.qx-filter-buttons { display: flex; flex-wrap: wrap; gap: 8px; }
.qx-filter-button { min-height: 42px; padding: 0 16px; color: var(--qx-navy); border: 1px solid var(--qx-line); border-radius: 999px; background: var(--qx-white); font-weight: 800; cursor: pointer; }
.qx-filter-button.is-active { color: var(--qx-white); border-color: var(--qx-navy); background: var(--qx-navy); }
.qx-search { min-width: min(100%, 340px); min-height: 44px; padding: 0 15px; border: 1px solid #bccbd4; border-radius: 999px; }
.qx-results-note { color: var(--qx-muted); font-size: .9rem; }
.qx-empty { padding: 50px; text-align: center; color: var(--qx-muted); border: 1px dashed #b8c7d0; border-radius: var(--qx-radius); }

.qx-detail-layout { display: grid; grid-template-columns: minmax(0, 1fr) 340px; gap: 44px; align-items: start; }
.qx-detail-panel { padding: 34px; border: 1px solid var(--qx-line); border-radius: var(--qx-radius); background: var(--qx-white); }
.qx-detail-panel h2 { margin: 0 0 18px; color: var(--qx-navy-deep); font-family: "Playfair Display", Georgia, serif; font-size: 1.85rem; }
.qx-spec-list { margin: 0; }
.qx-spec-list div { display: grid; grid-template-columns: 190px 1fr; gap: 18px; padding: 14px 0; border-bottom: 1px solid var(--qx-line); }
.qx-spec-list dt { color: var(--qx-navy-deep); font-weight: 800; }
.qx-spec-list dd { margin: 0; color: var(--qx-muted); }
.qx-sticky-card { position: sticky; top: 104px; padding: 28px; color: var(--qx-white); background: var(--qx-navy-deep); border-radius: var(--qx-radius); }
.qx-sticky-card h2 { color: var(--qx-white); }
.qx-sticky-card p { color: rgba(255,255,255,.75); }
.qx-sticky-card .qx-button { width: 100%; margin-top: 10px; }
.qx-lead-time { margin-top: 26px; padding: 26px; background: var(--qx-gold-soft); border-radius: var(--qx-radius); }
.qx-lead-time h2 { margin: 0 0 8px; color: var(--qx-navy-deep); font-size: 1.2rem; }
.qx-lead-time p { margin: 0; color: #4c555d; }

.qx-proof-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.qx-proof-card { padding: 28px; border: 1px solid var(--qx-line); border-radius: var(--qx-radius); background: var(--qx-white); }
.qx-proof-card h3 { margin: 0 0 10px; color: var(--qx-navy-deep); }
.qx-proof-card p { margin: 0; color: var(--qx-muted); }
.qx-certificate-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 26px; }
.qx-certificate-card { overflow: hidden; background: var(--qx-white); border: 1px solid var(--qx-line); border-radius: var(--qx-radius); box-shadow: 0 10px 25px rgba(18,47,72,.06); }
.qx-certificate-card > a { display: block; background: #f8f6ee; }
.qx-certificate-card img { width: 100%; aspect-ratio: 1.35 / 1; object-fit: cover; object-position: center; transition: transform .25s ease; }
.qx-certificate-card a:hover img, .qx-certificate-card a:focus-visible img { transform: scale(1.025); }
.qx-certificate-card > div { padding: 22px 24px 24px; }
.qx-certificate-card h3 { margin: 0 0 6px; color: var(--qx-navy-deep); font-size: 1.2rem; }
.qx-certificate-card p, .qx-certificate-note { margin: 0; color: var(--qx-muted); }
.qx-certificate-card strong { color: var(--qx-navy); }
.qx-certificate-note { margin-top: 22px; font-size: .9rem; }
.qx-market-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 12px; }
.qx-market-card { min-height: 150px; display: grid; align-content: center; justify-items: center; gap: 12px; padding: 16px 10px; text-align: center; background: var(--qx-surface); border: 1px solid var(--qx-line); border-radius: 16px; }
.qx-market-card span { display: grid; place-items: center; width: 48px; height: 48px; color: var(--qx-navy-deep); border: 2px solid var(--qx-gold); border-radius: 50%; font-size: .78rem; font-weight: 800; letter-spacing: .08em; }
.qx-market-card h3 { margin: 0; color: var(--qx-navy-deep); font-size: .9rem; line-height: 1.35; }
.qx-quality-callout { display: grid; grid-template-columns: 1fr auto; gap: 30px; align-items: center; padding: 38px; color: var(--qx-white); background: var(--qx-navy); border-radius: var(--qx-radius); }
.qx-quality-callout h2 { margin: 0 0 10px; font-family: "Playfair Display", Georgia, serif; font-size: 2rem; }
.qx-quality-callout p { margin: 0; color: rgba(255,255,255,.78); }

.qx-contact-options { display: grid; gap: 14px; margin-top: 28px; }
.qx-contact-option { display: block; padding: 18px; color: var(--qx-navy-deep); background: var(--qx-white); border: 1px solid var(--qx-line); border-radius: 14px; text-decoration: none; }
.qx-contact-option strong { display: block; }
.qx-contact-option span { color: var(--qx-muted); font-size: .9rem; overflow-wrap: anywhere; }

.qx-footer { padding: 70px 0 20px; color: rgba(255,255,255,.75); background: var(--qx-navy-deep); }
.qx-footer-grid { display: grid; grid-template-columns: 1.45fr .75fr 1fr; gap: 54px; }
.qx-brand-footer { color: var(--qx-white); font-size: 1.15rem; }
.qx-footer-lead { max-width: 500px; margin: 20px 0 10px; color: var(--qx-white); font-size: 1.05rem; }
.qx-footer-categories { max-width: 560px; margin: 0; font-size: .9rem; }
.qx-footer-categories span { color: var(--qx-gold); }
.qx-footer h2 { margin: 5px 0 18px; color: var(--qx-white); font-size: .9rem; text-transform: uppercase; letter-spacing: .1em; }
.qx-footer-grid > div > a:not(.qx-brand), .qx-footer-grid > div > span { display: block; margin: 9px 0; color: rgba(255,255,255,.72); text-decoration: none; }
.qx-footer-grid > div > a:hover { color: var(--qx-gold); }
.qx-footer-legal { display: flex; justify-content: space-between; gap: 24px; margin-top: 50px; padding-top: 20px; border-top: 1px solid rgba(255,255,255,.13); font-size: .76rem; }
.qx-scroll-top { position: fixed; right: 22px; bottom: 22px; z-index: 900; width: 46px; height: 46px; opacity: 0; visibility: hidden; color: var(--qx-navy-deep); border: 0; border-radius: 50%; background: var(--qx-gold); font-weight: 900; cursor: pointer; transition: .2s ease; }
.qx-scroll-top.is-visible { opacity: 1; visibility: visible; }

@media (max-width: 980px) {
    .qx-menu-toggle { display: block; }
    .qx-nav { position: fixed; inset: 78px 0 auto; max-height: calc(100vh - 78px); display: none; align-items: stretch; padding: 22px; overflow-y: auto; background: var(--qx-white); border-top: 1px solid var(--qx-line); box-shadow: var(--qx-shadow); }
    .qx-nav.is-open { display: grid; }
    .qx-nav-link, .qx-nav-cta { min-height: 48px; justify-content: space-between; margin: 0; padding-inline: 16px; }
    .qx-nav-group { display: grid; grid-template-columns: 1fr 46px; }
    .qx-submenu-toggle { display: block; }
    .qx-submenu { position: static; grid-column: 1 / -1; display: none; min-width: 0; opacity: 1; visibility: visible; transform: none; box-shadow: none; }
    .qx-nav-group.is-open .qx-submenu { display: block; }
    .qx-nav-group:hover .qx-submenu { transform: none; }
    .qx-trust-grid { grid-template-columns: repeat(2, 1fr); }
    .qx-trust-item:nth-child(2) { border-right: 0; }
    .qx-trust-item:nth-child(-n+2) { border-bottom: 1px solid var(--qx-line); }
    .qx-card-grid, .qx-products-grid { grid-template-columns: repeat(2, 1fr); }
    .qx-market-grid { grid-template-columns: repeat(4, 1fr); }
    .qx-category-grid { grid-template-columns: 1fr; }
    .qx-category-card { min-height: 300px; }
    .qx-split, .qx-inquiry-wrap, .qx-detail-layout { grid-template-columns: 1fr; gap: 36px; }
    .qx-sticky-card { position: static; }
    .qx-footer-grid { grid-template-columns: 1.4fr 1fr; }
    .qx-footer-grid > div:first-child { grid-column: 1 / -1; }
}

@media (max-width: 680px) {
    .qx-shell { width: min(100% - 28px, 1180px); }
    .qx-section { padding: 70px 0; }
    .qx-header-inner { min-height: 70px; }
    .qx-nav { inset: 70px 0 auto; max-height: calc(100vh - 70px); }
    .qx-brand { font-size: .92rem; }
    .qx-brand-mark { width: 38px; height: 38px; }
    .qx-hero { min-height: 650px; background-position: 62% center; }
    .qx-hero-content { padding: 90px 0 130px; }
    .qx-hero h1 { font-size: clamp(2.65rem, 13vw, 4rem); }
    .qx-actions { display: grid; }
    .qx-button { width: 100%; }
    .qx-trust-grid { grid-template-columns: 1fr; }
    .qx-trust-item { border-right: 0; border-bottom: 1px solid var(--qx-line); }
    .qx-trust-item:last-child { border-bottom: 0; }
    .qx-card-grid, .qx-products-grid, .qx-proof-grid, .qx-certificate-grid { grid-template-columns: 1fr; }
    .qx-market-grid { grid-template-columns: repeat(2, 1fr); }
    .qx-section-head { display: block; }
    .qx-section-head .qx-intro { margin-top: 18px; }
    .qx-split-image img { min-height: 320px; }
    .qx-form-grid { grid-template-columns: 1fr; }
    .qx-field-wide { grid-column: auto; }
    .qx-inquiry-form { padding: 24px 18px; }
    .qx-filter-bar { align-items: stretch; }
    .qx-search { width: 100%; min-width: 0; }
    .qx-spec-list div { grid-template-columns: 1fr; gap: 4px; }
    .qx-quality-callout { grid-template-columns: 1fr; padding: 28px; }
    .qx-footer-grid { grid-template-columns: 1fr; gap: 34px; }
    .qx-footer-grid > div:first-child { grid-column: auto; }
    .qx-footer-legal { display: grid; }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; }
}