:root {
    --blue-950: #071c43;
    --blue-900: #0a285c;
    --blue-800: #0b3b82;
    --blue-700: #0d56b5;
    --blue-600: #1474df;
    --blue-500: #2f8df4;
    --blue-100: #e8f3ff;
    --blue-50: #f4f9ff;
    --ink: #14213d;
    --muted: #65728b;
    --line: #dce6f2;
    --white: #fff;
    --success: #12805c;
    --danger: #b42318;
    --shadow: 0 18px 50px rgba(18, 55, 104, .12);
    --radius: 18px;
    --container: 1180px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; color: var(--ink); background: var(--blue-50); line-height: 1.6; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, textarea, select { font: inherit; }
button { cursor: pointer; }
.container { width: min(calc(100% - 36px), var(--container)); margin-inline: auto; }
.narrow { max-width: 820px; }
.section { padding: 88px 0; }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; margin-bottom: 16px; color: #b8d8ff; font-size: .78rem; font-weight: 800; letter-spacing: .16em; text-transform: uppercase; }
.eyebrow::before { content: ""; width: 24px; height: 2px; background: currentColor; }
.eyebrow.dark { color: var(--blue-700); }
h1, h2, h3, p { margin-top: 0; }
h1, h2, h3 { line-height: 1.15; letter-spacing: -.025em; }
h1 { font-size: clamp(2.35rem, 6vw, 4.8rem); }
h2 { font-size: clamp(1.9rem, 4vw, 3rem); }
h3 { font-size: 1.15rem; }
p { color: var(--muted); }
.button { display: inline-flex; min-height: 48px; align-items: center; justify-content: center; border: 1px solid var(--blue-600); border-radius: 10px; padding: 0 22px; background: var(--blue-600); color: var(--white); font-weight: 800; transition: .2s ease; }
.button:hover { background: var(--blue-700); border-color: var(--blue-700); transform: translateY(-1px); }
.button-small { min-height: 42px; padding-inline: 18px; }
.button-outline-light { border-color: rgba(255,255,255,.55); background: transparent; }
.button-outline-light:hover { background: rgba(255,255,255,.1); border-color: #fff; }
.button-light { border-color: #fff; background: #fff; color: var(--blue-800); }
.button-light:hover { background: var(--blue-50); color: var(--blue-900); }
.button-muted { background: #fff; border-color: var(--line); color: var(--ink); }
.button-muted:hover { background: var(--blue-50); border-color: #b8d5f5; color: var(--blue-800); }
.button.full { width: 100%; }
.text-link { color: var(--blue-700); font-weight: 800; }
.site-header { position: sticky; top: 0; z-index: 50; border-bottom: 1px solid rgba(255,255,255,.12); background: linear-gradient(90deg, rgba(7,28,67,.98), rgba(11,59,130,.98)); color: #fff; backdrop-filter: blur(14px); box-shadow: 0 8px 28px rgba(7,28,67,.18); }
.nav-wrap { min-height: 78px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: flex; align-items: center; gap: 12px; min-width: 0; }
.brand-mark { width: 44px; height: 44px; display: grid; place-items: center; border-radius: 12px; background: linear-gradient(145deg, var(--blue-600), var(--blue-900)); color: #fff; font-weight: 900; box-shadow: 0 8px 20px rgba(20,116,223,.28); }
.brand-logo { width: 46px; height: 46px; object-fit: contain; }
.brand strong, .brand small { display: block; }
.brand strong { max-width: 280px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: #fff; font-size: .96rem; }
.brand small { max-width: 360px; color: #bcd8f8; font-size: .69rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.main-nav { display: flex; align-items: center; gap: 28px; }
.main-nav > a:not(.button) { color: #d9eaff; font-size: .94rem; font-weight: 700; }
.main-nav > a.active:not(.button), .main-nav > a:not(.button):hover { color: #fff; }
.nav-toggle { display: none; width: 44px; height: 44px; padding: 10px; border: 1px solid rgba(255,255,255,.18); border-radius: 10px; background: rgba(255,255,255,.1); }
.nav-toggle span { display: block; height: 2px; margin: 5px 0; background: #fff; }
.hero { position: relative; overflow: hidden; min-height: 700px; background: radial-gradient(circle at 82% 20%, #1474df 0, transparent 26%), linear-gradient(120deg, var(--blue-950), var(--blue-800) 62%, var(--blue-700)); color: #fff; }
.hero::after { content: ""; position: absolute; inset: auto -120px -220px auto; width: 560px; height: 560px; border: 100px solid rgba(255,255,255,.04); border-radius: 50%; }
.hero-grid-overlay { position: absolute; inset: 0; opacity: .12; background-image: linear-gradient(rgba(255,255,255,.25) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.25) 1px, transparent 1px); background-size: 48px 48px; mask-image: linear-gradient(to right, transparent, #000 55%); }
.hero-grid { position: relative; z-index: 2; min-height: 700px; display: grid; grid-template-columns: 1.03fr .97fr; align-items: center; gap: 60px; padding-block: 74px; }
.hero-copy h1 { max-width: 760px; margin-bottom: 24px; }
.hero-copy > p { max-width: 660px; color: #d6e9ff; font-size: 1.1rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.hero-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-top: 50px; }
.hero-stats div { padding: 16px 18px; border: 1px solid rgba(255,255,255,.16); border-radius: 12px; background: rgba(255,255,255,.06); }
.hero-stats strong, .hero-stats span { display: block; }
.hero-stats strong { font-size: .96rem; }
.hero-stats span { margin-top: 3px; color: #c7ddf8; font-size: .78rem; }
.hero-visual { position: relative; min-height: 510px; display: flex; align-items: center; justify-content: center; }
.hero-visual > img { width: min(100%, 600px); filter: drop-shadow(0 28px 34px rgba(0,0,0,.26)); }
.hero-card { position: absolute; min-width: 180px; padding: 15px 18px; border: 1px solid rgba(255,255,255,.28); border-radius: 14px; background: rgba(8,38,87,.8); box-shadow: 0 16px 28px rgba(0,0,0,.22); backdrop-filter: blur(10px); }
.hero-card span, .hero-card strong, .hero-card small { display: block; }
.hero-card span { color: #8bc3ff; font-size: .7rem; font-weight: 900; }
.hero-card small { color: #bed7f5; }
.hero-card-one { top: 20%; left: -4%; }
.hero-card-two { right: -2%; bottom: 14%; }
.section-heading { max-width: 720px; margin-bottom: 38px; }
.section-heading.centered { margin-inline: auto; text-align: center; }
.section-heading.centered .eyebrow { justify-content: center; }
.split-heading { max-width: none; display: flex; align-items: end; justify-content: space-between; gap: 24px; }
.category-section { background: linear-gradient(180deg, #dceeff, var(--blue-50)); }
.category-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.category-card { min-height: 280px; padding: 30px; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; box-shadow: 0 10px 30px rgba(18,55,104,.06); transition: .24s ease; }
.category-card:hover { transform: translateY(-6px); border-color: #a9cff8; box-shadow: var(--shadow); }
.category-icon { width: 52px; height: 52px; display: grid; place-items: center; margin-bottom: 40px; border-radius: 14px; background: var(--blue-100); color: var(--blue-700); font-size: 1.2rem; font-weight: 900; }
.category-card p { min-height: 76px; font-size: .92rem; }
.category-card strong { color: var(--blue-700); font-size: .86rem; }
.products-section { background: #eaf4ff; }
.product-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.product-card { overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; transition: .24s ease; }
.product-card:hover { transform: translateY(-5px); box-shadow: var(--shadow); border-color: #b9d7f6; }
.product-image { position: relative; display: block; aspect-ratio: 4 / 3; overflow: hidden; background: #eaf4ff; }
.product-image img { width: 100%; height: 100%; object-fit: cover; transition: transform .35s ease; }
.product-card:hover .product-image img { transform: scale(1.04); }
.stock-badge { position: absolute; top: 14px; right: 14px; padding: 6px 10px; border-radius: 999px; background: rgba(255,255,255,.92); color: var(--success); font-size: .72rem; font-weight: 900; box-shadow: 0 4px 16px rgba(0,0,0,.1); }
.product-body { padding: 24px; }
.product-category { display: inline-block; margin-bottom: 8px; color: var(--blue-700); font-size: .72rem; font-weight: 900; letter-spacing: .08em; text-transform: uppercase; }
.product-body h3 { margin-bottom: 10px; font-size: 1.26rem; }
.product-body h3 a:hover { color: var(--blue-700); }
.product-body p { min-height: 51px; font-size: .9rem; }
.product-meta { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding-top: 16px; border-top: 1px solid var(--line); }
.product-meta strong { color: var(--blue-900); }
.product-meta a { color: var(--blue-700); font-size: .86rem; font-weight: 800; }
.why-section { background: linear-gradient(120deg, var(--blue-950), var(--blue-800)); color: #fff; }
.why-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 100px; align-items: center; }
.why-grid > div > p { color: #cbdff7; }
.benefit-list { display: grid; gap: 16px; }
.benefit-list > div { display: flex; gap: 18px; padding: 22px; border: 1px solid rgba(255,255,255,.14); border-radius: 14px; background: rgba(255,255,255,.06); }
.benefit-list > div > span { flex: 0 0 32px; width: 32px; height: 32px; display: grid; place-items: center; border-radius: 50%; background: var(--blue-500); font-weight: 900; }
.benefit-list p { margin: 5px 0 0; color: #cbdff7; font-size: .9rem; }
.cta-section { padding-top: 0; }
.cta-card { display: flex; align-items: center; justify-content: space-between; gap: 28px; padding: 46px 52px; border-radius: 22px; background: linear-gradient(120deg, var(--blue-700), var(--blue-900)); color: #fff; box-shadow: var(--shadow); }
.cta-card p { margin-bottom: 0; color: #d5e9ff; }
.page-hero { padding: 110px 0; background: linear-gradient(120deg, var(--blue-950), var(--blue-700)); color: #fff; text-align: center; }
.page-hero.compact { padding: 76px 0; text-align: left; }
.page-hero p { max-width: 760px; margin-inline: auto; color: #d5e9ff; font-size: 1.05rem; }
.page-hero.compact p { margin-inline: 0; }
.catalog-section { background: linear-gradient(180deg, #dceeff, #f4f9ff); }
.catalog-tools { display: grid; grid-template-columns: 1.4fr 1fr auto auto; align-items: end; gap: 12px; margin-bottom: 26px; padding: 20px; border: 1px solid var(--line); border-radius: 16px; background: #fff; }
label { display: grid; gap: 8px; color: #273550; font-size: .9rem; font-weight: 750; }
label small { color: var(--muted); font-weight: 500; }
input, textarea, select { width: 100%; border: 1px solid #cfdbe9; border-radius: 9px; padding: 12px 13px; background: #fff; color: var(--ink); outline: none; transition: .15s ease; }
input:focus, textarea:focus, select:focus { border-color: var(--blue-500); box-shadow: 0 0 0 4px rgba(47,141,244,.12); }
textarea { resize: vertical; }
.results-line { margin: 0 0 20px; color: var(--muted); }
.empty-state { padding: 70px 24px; border: 1px dashed #b9cbe0; border-radius: 18px; background: var(--blue-50); text-align: center; }
.empty-state p { max-width: 520px; margin-inline: auto; }
.breadcrumbs { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 28px; color: var(--muted); font-size: .86rem; }
.breadcrumbs a { color: var(--blue-700); font-weight: 700; }
.product-detail-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: start; }
.detail-image { overflow: hidden; position: sticky; top: 110px; aspect-ratio: 1 / 1; border-radius: 22px; background: var(--blue-50); box-shadow: var(--shadow); }
.detail-image img { width: 100%; height: 100%; object-fit: cover; }
.detail-copy h1 { margin: 8px 0 18px; font-size: clamp(2.15rem, 4vw, 3.6rem); }
.detail-copy .lead { font-size: 1.08rem; }
.detail-price { margin: 24px 0 8px; color: var(--blue-800); font-size: 1.55rem; font-weight: 900; }
.availability { display: flex; align-items: center; gap: 8px; margin-bottom: 24px; color: var(--success); font-size: .88rem; font-weight: 800; }
.availability span { width: 9px; height: 9px; border-radius: 50%; background: var(--success); box-shadow: 0 0 0 5px rgba(18,128,92,.12); }
.spec-box { margin-top: 26px; padding: 24px; border: 1px solid var(--line); border-radius: 14px; background: var(--blue-50); }
.spec-box ul { margin: 0; padding-left: 20px; color: #40506b; }
.spec-box li + li { margin-top: 8px; }
.detail-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 28px; }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.about-grid > div:first-child > p { font-size: 1.02rem; }
.about-panel { display: grid; gap: 14px; }
.about-panel > div { padding: 25px; border: 1px solid var(--line); border-radius: 16px; background: var(--blue-50); }
.about-panel strong { display: block; color: var(--blue-600); font-size: .82rem; }
.about-panel h3 { margin: 8px 0 6px; }
.about-panel p { margin-bottom: 0; font-size: .9rem; }
.blue-band { background: linear-gradient(120deg, var(--blue-950), var(--blue-700)); color: #fff; }
.contact-strip { display: flex; align-items: center; justify-content: space-between; gap: 40px; }
.contact-strip > div:last-child { display: grid; justify-items: end; }
.contact-strip span { color: #d4e8ff; }
.contact-strip .button { margin-top: 16px; }
.inquiry-section { background: linear-gradient(180deg, #dceeff, #f4f9ff); }
.inquiry-grid { display: grid; grid-template-columns: .78fr 1.22fr; gap: 58px; align-items: start; }
.inquiry-info { position: sticky; top: 110px; }
.contact-list { display: grid; gap: 12px; margin: 30px 0; }
.contact-list > div { padding: 18px; border: 1px solid var(--line); border-radius: 12px; background: #fff; }
.contact-list strong, .contact-list span { display: block; }
.contact-list span { color: var(--muted); }
.info-note { padding: 22px; border-radius: 14px; background: var(--blue-900); color: #fff; }
.info-note p { margin-bottom: 0; color: #cfe4fb; }
.form-card { padding: 34px; border: 1px solid var(--line); border-radius: 20px; background: #fff; box-shadow: var(--shadow); }
.form-card form, .form-section { display: grid; gap: 18px; }
.form-grid { display: grid; gap: 16px; }
.form-grid.two { grid-template-columns: repeat(2, 1fr); }
.form-errors { margin-bottom: 20px; padding: 16px 18px; border: 1px solid #f3b4ae; border-radius: 10px; background: #fff1f0; color: var(--danger); }
.form-errors ul { margin: 6px 0 0; padding-left: 18px; }
.honeypot { position: absolute; left: -9999px; }
.thank-section, .setup-section { min-height: 70vh; display: grid; align-items: center; background: linear-gradient(145deg, #dceeff, #f4f9ff); }
.thank-card { padding: 60px; border: 1px solid var(--line); border-radius: 22px; background: #fff; box-shadow: var(--shadow); text-align: center; }
.thank-icon { width: 70px; height: 70px; display: grid; place-items: center; margin: 0 auto 22px; border-radius: 50%; background: #dff8ef; color: var(--success); font-size: 2rem; font-weight: 900; }
.centered-actions { justify-content: center; }
.setup-card { max-width: 620px; margin-inline: auto; }
.flash-stack { padding-top: 14px; }
.flash { margin-bottom: 10px; padding: 13px 16px; border-radius: 10px; font-weight: 700; }
.flash-success { background: #e4f7ef; color: #0c6f4e; }
.flash-error { background: #fff0ef; color: var(--danger); }
.flash-info { background: var(--blue-100); color: var(--blue-900); }
.site-footer { padding: 64px 0 28px; background: #061631; color: #fff; }
.footer-grid { display: grid; grid-template-columns: 1.5fr .7fr 1fr; gap: 50px; }
.footer-grid h3 { font-size: .95rem; }
.footer-grid p, .footer-grid a { color: #aebed5; }
.footer-grid a { display: block; margin: 8px 0; }
.footer-grid a:hover { color: #fff; }
.footer-brand { margin-bottom: 10px; font-size: 1.25rem; font-weight: 900; }
.footer-bottom { display: flex; align-items: center; justify-content: space-between; gap: 20px; margin-top: 45px; padding-top: 22px; border-top: 1px solid rgba(255,255,255,.11); color: #8294ae; font-size: .82rem; }
.footer-bottom a:hover { color: #fff; }
@media (max-width: 980px) {
    .hero-grid { grid-template-columns: 1fr; padding-top: 90px; }
    .hero-copy { max-width: 760px; }
    .hero-visual { min-height: 420px; }
    .category-grid { grid-template-columns: repeat(2, 1fr); }
    .product-grid { grid-template-columns: repeat(2, 1fr); }
    .why-grid, .about-grid, .inquiry-grid { grid-template-columns: 1fr; gap: 45px; }
    .inquiry-info, .detail-image { position: static; }
    .product-detail-grid { gap: 38px; }
    .catalog-tools { grid-template-columns: 1fr 1fr; }
    .contact-strip { align-items: flex-start; }
}
@media (max-width: 760px) {
    .section { padding: 66px 0; }
    .nav-toggle { display: block; }
    .main-nav { display: none; position: absolute; top: 77px; left: 0; right: 0; padding: 22px 18px 26px; border-bottom: 1px solid rgba(255,255,255,.12); background: #071c43; box-shadow: 0 20px 30px rgba(10,40,92,.22); }
    .main-nav.open { display: grid; gap: 18px; }
    .main-nav .button { width: 100%; }
    .brand small { display: none; }
    .hero, .hero-grid { min-height: auto; }
    .hero-grid { padding-block: 74px 55px; }
    .hero-stats { grid-template-columns: 1fr; }
    .hero-visual { min-height: 330px; }
    .hero-card { min-width: 150px; padding: 12px; }
    .hero-card-one { left: 0; }
    .hero-card-two { right: 0; }
    .category-grid, .product-grid, .product-detail-grid, .form-grid.two, .footer-grid { grid-template-columns: 1fr; }
    .split-heading, .cta-card, .contact-strip { align-items: flex-start; flex-direction: column; }
    .category-card { min-height: auto; }
    .category-icon { margin-bottom: 24px; }
    .product-body p { min-height: auto; }
    .catalog-tools { grid-template-columns: 1fr; }
    .detail-image { max-height: 520px; }
    .form-card, .thank-card { padding: 25px; }
    .footer-bottom { align-items: flex-start; flex-direction: column; }
}