:root {
  --ink: #07111f;
  --ink-soft: #0e1c30;
  --ink-panel: #0b1a2e;
  --paper: #f3f1ec;
  --paper-2: #faf9f6;
  --line: rgba(7, 17, 31, .14);
  --line-dark: rgba(255, 255, 255, .14);
  --blue: #1e6bff;
  --blue-soft: #9cbcff;
  --muted: #586275;
}

html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-width: 320px;
  background: var(--paper);
  color: var(--ink);
  font-family: 'Manrope', Arial, sans-serif;
  font-size: 15px;
  line-height: 1.55;
  text-rendering: optimizeLegibility;
}

*, *::before, *::after { box-sizing: border-box; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }
button { cursor: pointer; }
img { display: block; }

.page-shell { width: min(100% - 32px, 1440px); margin-inline: auto; }
.content-wrap { width: min(100% - 48px, 1360px); margin-inline: auto; }
.display { font-family: 'Anton', 'Bebas Neue', Impact, sans-serif; font-weight: 400; letter-spacing: .015em; line-height: .95; }
.mono { font-family: 'IBM Plex Mono', monospace; }
.eyebrow { font-family: 'IBM Plex Mono', monospace; font-size: 14px; letter-spacing: .13em; text-transform: uppercase; }
.muted { color: var(--muted); }
.section-pad { padding-block: 104px; }
.section-pad-sm { padding-block: 72px; }
.dark-section { background: var(--ink); color: #f8f9fb; }
.paper-section { background: var(--paper); }
.paper-2 { background: var(--paper-2); }
.grid-lines { background-image: linear-gradient(rgba(255,255,255,.06) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.06) 1px, transparent 1px); background-size: 56px 56px; }
.grid-lines-light { background-image: linear-gradient(rgba(7,17,31,.08) 1px, transparent 1px), linear-gradient(90deg, rgba(7,17,31,.08) 1px, transparent 1px); background-size: 28px 28px; }

/* ---------- header ---------- */
.site-header { position: sticky; top: 0; z-index: 30; border-bottom: 1px solid var(--line); background: rgba(250,249,246,.94); backdrop-filter: blur(16px); }
@media (max-width: 760px) { .site-header { backdrop-filter: none; } }
.header-inner { min-height: 72px; display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; }
.header-inner .nav-links { justify-self: center; }
.header-inner .header-actions { justify-self: end; }
.brand { display: inline-flex; align-items: baseline; gap: 8px; font-weight: 800; letter-spacing: -.04em; white-space: nowrap; }
.brand-mark { color: var(--blue); font-size: 25px; }
.brand-sub { font-size: 18px; letter-spacing: -.02em; }
.brand-logo { display: block; height: 30px; width: auto; }
.nav-links { display: flex; align-items: center; gap: 30px; font-size: 14px; font-weight: 700; }
.nav-links a { position: relative; padding-block: 25px; color: var(--ink-soft); }
.nav-links a::after { content: ''; position: absolute; left: 0; right: 100%; bottom: 16px; height: 2px; background: var(--blue); transition: right .3s ease; }
.nav-links a:hover::after, .nav-links a[aria-current='page']::after { right: 0; }
.header-actions { display: flex; align-items: center; gap: 14px; }
.header-search { display: flex; align-items: center; gap: 10px; width: 230px; min-height: 40px; padding: 0 14px; border: 1px solid var(--line); background: white; }
.header-search input { width: 100%; border: 0; outline: 0; background: transparent; color: var(--ink); min-width: 0; font-size: 14px; }
.header-search input::placeholder { color: #9aa3b0; }
.header-search .icon { color: var(--muted); }
.menu-toggle { display: none; border: 0; background: transparent; color: var(--ink); padding: 8px; }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-height: 48px; padding: 0 20px; border: 1px solid transparent; font-weight: 800; font-size: 14px; white-space: nowrap; transition: transform .25s ease, background .25s ease, color .25s ease, border-color .25s ease; }
.btn:hover { transform: translateY(-3px); }
.btn-sm { min-height: 40px; padding: 0 16px; }
.btn-dark { background: var(--ink); color: white; }
.btn-blue { background: var(--blue); color: white; }
.btn-indigo { background: var(--blue); color: #fff; }
.btn-orange { background: var(--blue); color: #fff; }
.btn-ghost { border-color: rgba(255,255,255,.4); color: white; background: transparent; }
.btn-light { background: white; color: var(--ink); }
.btn-paper { border-color: var(--line); color: var(--ink); background: var(--paper-2); }
.icon { width: 17px; height: 17px; stroke-width: 1.8; flex: none; }

/* ---------- home hero ---------- */
.hero { position: relative; overflow: hidden; }
.hero-home { min-height: 620px; display: grid; align-items: end; background: #05080f; color: white; }
.hero-home::before { content: ''; position: absolute; inset: 0; z-index: 1; background:
  linear-gradient(90deg, rgba(3,6,12,.9) 12%, rgba(3,6,12,.45) 46%, rgba(3,6,12,.12) 78%); }
.hero-home::after { content: ''; position: absolute; inset: 0; background: var(--bg-hero-home, none) center left / cover no-repeat; opacity: .98; }
.hero-copy { position: relative; z-index: 2; width: min(100% - 48px, 1360px); margin: 0 auto; padding-block: 130px 88px; }
.hero-copy .eyebrow { color: rgba(255,255,255,.85); }
.hero-copy h1 { max-width: 700px; margin: 22px 0 26px; font-size: clamp(46px, 4.8vw, 72px); line-height: 1.02; letter-spacing: -.01em; font-family: 'Manrope', sans-serif; font-weight: 800; }
.hero-copy h1 span { color: var(--blue); }
.hero-copy p { max-width: 400px; font-size: 16px; color: rgba(255,255,255,.78); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 34px; }
.hero-scroll { position: absolute; z-index: 2; right: 4.5%; top: 17%; display: grid; gap: 14px; font-family: 'IBM Plex Mono', monospace; font-size: 14px; color: rgba(255,255,255,.72); text-align: center; }
.hero-scroll span::after { content: ''; display: block; width: 18px; height: 1px; margin: 5px auto 0; background: rgba(255,255,255,.4); }
.hero-scroll span.on { color: white; }
.hero-scroll span.on::after { background: var(--blue); width: 26px; }

.spec-ribbon { position: relative; z-index: 4; background:
  radial-gradient(480px 110px at 26% 50%, rgba(30,107,255,.22), transparent 72%),
  radial-gradient(480px 110px at 74% 50%, rgba(30,107,255,.18), transparent 72%),
  #0b1626;
  color: #dfe6f2; }
.ribbon-inner { display: flex; align-items: center; gap: 18px; padding-block: 16px; }
.ribbon-item { display: inline-flex; align-items: center; gap: 12px; font-family: 'IBM Plex Mono', monospace; font-size: 14px; letter-spacing: .1em; white-space: nowrap; }
.ribbon-item .icon, .ribbon-end { width: 16px; height: 16px; color: #8fb0ff; flex: none; }
.ribbon-line { flex: 1; min-width: 24px; height: 1px; background: rgba(255,255,255,.22); }
.ribbon-end { color: rgba(255,255,255,.5); }

/* ---------- section heading ---------- */
.section-heading { display: flex; justify-content: space-between; gap: 32px; align-items: end; margin-bottom: 44px; }
.section-heading h2 { margin: 12px 0 0; font-size: clamp(46px, 5.4vw, 78px); }
.section-heading p { max-width: 440px; margin: 0; color: var(--muted); font-size: 15px; }
.sans-title { font-family: 'Manrope', sans-serif; font-weight: 800; letter-spacing: -.03em; line-height: 1.04; }
.text-link { display: inline-flex; align-items: center; gap: 8px; font-weight: 800; font-size: 14px; color: var(--blue); }
.text-link:hover .icon { transform: translateX(4px); }
.text-link .icon { transition: transform .25s ease; }

/* ---------- home: featured RTX (v3: intro rail + flagship + 3 cards) ---------- */
.featured-layout { display: grid; grid-template-columns: .62fr 1.38fr; gap: 40px; align-items: stretch; }
.featured-intro { display: flex; flex-direction: column; align-items: flex-start; }
.featured-intro h2 { margin: 14px 0 16px; font-size: clamp(36px, 3.6vw, 54px); }
.featured-intro p { max-width: 300px; margin: 0; color: var(--muted); font-size: 15px; }
.featured-intro .text-link { margin-top: 22px; color: var(--ink); }
.flagship { position: relative; display: flex; flex-direction: column; justify-content: center; min-height: 300px; padding: 34px 38px; color: white; background: #0a1220; overflow: hidden; }
.flagship::before { content: ''; position: absolute; inset: 0; background: var(--bg-flagship, none) center right / cover no-repeat; opacity: .94; }
.flagship::after { content: ''; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(6,12,22,.92) 22%, rgba(6,12,22,.45) 58%, rgba(6,12,22,.05) 100%); }
.flagship-tag { position: absolute; z-index: 1; top: 22px; right: 24px; font-family: 'IBM Plex Mono', monospace; font-size: 14px; letter-spacing: .16em; color: rgba(255,255,255,.85); }
.flagship-body { position: relative; z-index: 1; max-width: 300px; }
.flagship-body h3 { margin: 0 0 10px; font-size: clamp(30px, 3vw, 42px); letter-spacing: -.02em; }
.flagship-body .rtx-spec { color: rgba(255,255,255,.7); }
.flagship-body .text-link { margin-top: 18px; color: white; }
.flagship-body .text-link .icon { color: var(--blue-soft); }
.featured-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 24px; }
.feat-card { display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: center; gap: 6px; padding: 22px 26px; background: white; border: 1px solid var(--line); transition: transform .35s ease, box-shadow .35s ease; }
.feat-card:hover { transform: translateY(-6px); box-shadow: 0 20px 40px rgba(7,17,31,.12); }
.feat-card-body h3 { margin: 0 0 10px; font-size: 22px; letter-spacing: -.01em; white-space: nowrap; }
.feat-card-body .rtx-spec span { font-size: 14px; }
.feat-card .text-link { grid-column: 1; margin-top: 18px; color: var(--ink); }
.feat-card-img { grid-row: 1 / span 2; grid-column: 2; width: 170px; height: 110px; object-fit: contain; mix-blend-mode: multiply; }

.rtx-spec { display: grid; gap: 3px; font-family: 'IBM Plex Mono', monospace; font-size: 14px; color: var(--muted); }

/* ---------- home: compare models ---------- */
.pro-section { position: relative; overflow: hidden; }
.pro-section::before { content: ''; position: absolute; inset: 0; opacity: .5; background: radial-gradient(circle at 78% 30%, rgba(30,107,255,.32), transparent 40%); }
.pro-section > .content-wrap { position: relative; z-index: 1; }
.compare-table { width: 100%; border-collapse: collapse; }
.compare-table th, .compare-table td { padding: 16px 20px; border-bottom: 1px solid var(--line-dark); text-align: center; vertical-align: middle; }
.compare-table th:first-child, .compare-table td:first-child { text-align: left; width: 26%; }
.compare-model img { height: 86px; width: auto; margin: 0 auto 10px; object-fit: contain; }
.compare-model .mono { font-size: 14px; letter-spacing: .12em; color: var(--blue-soft); text-transform: uppercase; }
.compare-model strong { display: block; margin-top: 4px; font-size: 22px; letter-spacing: -.02em; }
.compare-feat { font-weight: 800; font-size: 15px; }
.compare-feat .icon { color: var(--blue-soft); margin-right: 10px; vertical-align: -3px; }
.dots { display: inline-flex; gap: 7px; justify-content: center; }
.dot { width: 12px; height: 12px; border-radius: 50%; background: var(--blue); }
.dot.violet { background: var(--blue); }
.dot.off { background: rgba(255,255,255,.16); }

/* ---------- home: why choose us ---------- */
.why-section { position: relative; overflow: hidden; background: #05080f; }
.why-section::before { content: ''; position: absolute; inset: 0; background: var(--bg-why, none) center right / cover no-repeat; }
.why-section::after { content: ''; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(4,8,15,.96) 16%, rgba(4,8,15,.84) 42%, rgba(4,8,15,.38) 70%, rgba(4,8,15,.12) 100%); }
.why-section > .content-wrap { position: relative; z-index: 1; }
.why-section .eyebrow { color: rgba(255,255,255,.85); }
.why-copy h2 { margin: 14px 0 18px; font-family: 'Manrope', sans-serif; font-weight: 800; font-size: clamp(30px, 3.2vw, 46px); line-height: 1.12; letter-spacing: -.02em; color: #fff; }
.why-copy p { max-width: 400px; margin: 0 0 36px; color: rgba(255,255,255,.72); font-size: 14px; }
.why-points { display: grid; grid-template-columns: repeat(4, auto); gap: 18px 34px; justify-content: start; }
.why-point { display: flex; align-items: center; gap: 12px; font-size: 14px; font-weight: 700; line-height: 1.35; color: #fff; white-space: nowrap; }
.why-point .icon { width: 22px; height: 22px; color: var(--blue-soft); }

/* ---------- home: compare (light) ---------- */
.cmpv3 { display: grid; grid-template-columns: .64fr 1.36fr; gap: 48px; align-items: center; }
.cmpv3-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.cmpv3-intro h2 { margin: 14px 0 16px; font-family: 'Manrope', sans-serif; font-weight: 800; font-size: clamp(32px, 3.4vw, 46px); line-height: 1.08; letter-spacing: -.03em; }
.cmpv3-intro p { max-width: 320px; margin: 0 0 22px; color: var(--muted); font-size: 15px; }
.cmpv3-intro .text-link { color: var(--ink); }
.cmpv3-table { width: 100%; border-collapse: separate; border-spacing: 0 14px; }
.cmpv3-table th, .cmpv3-table td { text-align: center; vertical-align: middle; padding: 0 8px; }
.cmpv3-table th:first-child, .cmpv3-table td:first-child { text-align: left; padding-left: 0; width: 24%; }
.cmp-card { display: inline-flex; flex-direction: column; align-items: center; gap: 12px; min-width: 170px; }
.cmp-card img { height: 96px; width: auto; }
.cmp-card strong { font-size: 18px; letter-spacing: -.01em; }
.cmp-feat { color: var(--muted); font-weight: 500; font-size: 14px; }
.cmpv3-table .dot.off { background: #b3bac6; }
.cmpv3-table tbody tr:not(:last-child) td { border-bottom: 1px solid var(--line); }

/* ---------- home page scoped styles ---------- */
.home .dark-section .eyebrow { color: rgba(255,255,255,.85); }
.home .dark-section .text-link { color: #fff; }
.home .dark-section .work-split p { color: rgba(255,255,255,.62); }
.dark-section .work-tile h3 { color: #fff; }
.dark-section .work-tile p { color: rgba(255,255,255,.62); }
.home .hero-copy h1, .home .featured-intro h2, .home .work-split h2 { font-family: 'Manrope', sans-serif; font-weight: 800; letter-spacing: -.02em; }
.home .featured-intro h2 { font-size: clamp(34px, 3.4vw, 50px); }
.home .cmpv3-intro h2 { font-size: clamp(30px, 3vw, 44px); }
.home .why-copy h2 { font-size: clamp(30px, 3.2vw, 46px); }
.home .work-split h2 { font-size: clamp(34px, 3.4vw, 48px); }
.home .section-heading h2 { font-size: clamp(28px, 2.6vw, 40px); }
.home .site-footer { background: var(--ink); border-top: 0; }
.home .footer-col h3 { color: #fff; }
.home .footer-col a { color: rgba(255,255,255,.62); }
.home .footer-col a:hover { color: #fff; }
.home .footer-phone { color: rgba(255,255,255,.62); }
.home .footer-copy { color: rgba(255,255,255,.5); }

/* ---------- home: solutions strip ---------- */
.work-split { display: grid; grid-template-columns: .72fr 2.6fr; gap: 44px; align-items: start; }
.work-split h2 { margin: 12px 0 0; font-size: clamp(30px, 3vw, 42px); line-height: 1.05; }
.work-tiles { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.work-tile img { width: 100%; height: 168px; object-fit: cover; }
.work-tile h3 { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin: 16px 0 6px; font-size: 20px; letter-spacing: -.02em; }
.work-tile h3 .icon { color: var(--blue); transition: transform .25s ease; }
.work-tile:hover h3 .icon { transform: translateX(4px); }
.work-tile p { margin: 0; color: var(--muted); font-size: 14px; }

/* ---------- home: news strip ---------- */
.brief-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 44px; align-items: stretch; }
.brief-lead { display: grid; grid-template-columns: 1.02fr .98fr; gap: 26px; background: var(--paper-2); border: 1px solid var(--line); padding: 22px; box-shadow: 0 14px 30px rgba(7,17,31,.06); }
.brief-lead img { width: 100%; height: 100%; min-height: 300px; object-fit: cover; }
.brief-lead-body { display: flex; flex-direction: column; }
.brief-lead-body .eyebrow { color: var(--blue); }
.brief-lead-body h3 { margin: 14px 0 10px; font-size: clamp(24px, 2.4vw, 34px); line-height: 1.08; letter-spacing: -.02em; }
.brief-lead-body .muted { font-size: 14px; }
.brief-lead-body p.muted { margin: 0; }
.brief-lead-body .text-link { margin-top: auto; align-self: flex-end; color: var(--ink); }
.brief-side { display: grid; gap: 0; align-content: start; }
.news-mini { display: grid; grid-template-columns: 150px 1fr; gap: 20px; padding-block: 20px; border-top: 1px solid var(--line); }
.news-mini:last-child { border-bottom: 1px solid var(--line); }
.news-mini img { width: 150px; height: 132px; object-fit: cover; }
.news-mini .eyebrow { font-size: 14px; }
.news-mini h3 { margin: 8px 0 6px; font-size: 19px; line-height: 1.15; letter-spacing: -.02em; }
.news-mini p.muted { margin: 0 0 8px; }
.news-mini .muted { font-size: 14px; }
.news-mini .text-link { margin-top: 8px; color: var(--ink); }

/* ---------- product cards / catalog ---------- */
.product-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.product-grid .product-card:first-child { grid-column: span 2; }
.product-card { position: relative; display: flex; flex-direction: column; min-height: 380px; padding: 22px; border: 1px solid var(--line); background: var(--paper-2); transition: transform .35s ease, box-shadow .35s ease; }
.product-card:hover { transform: translateY(-8px); box-shadow: 0 22px 46px rgba(7,17,31,.12); }
.product-image { width: 100%; height: 170px; object-fit: cover; mix-blend-mode: multiply; }
.product-kicker { color: var(--blue); font-family: 'IBM Plex Mono', monospace; font-size: 14px; letter-spacing: .11em; text-transform: uppercase; }
.product-card h3 { margin: 10px 0 5px; font-size: 27px; letter-spacing: -.03em; }
.product-card .spec-line { margin: 0 0 4px; color: var(--muted); font-size: 14px; }
.product-meta { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.chip { display: inline-flex; align-items: center; min-height: 28px; padding: 0 12px; border-radius: 999px; background: #e9edf3; color: var(--ink); font-size: 14px; }
.product-card .text-link { margin-top: auto; padding-top: 22px; }

.catalog-hero { position: relative; display: grid; align-items: center; min-height: 560px; background: #060b14; color: white; overflow: hidden; }
.catalog-hero::before { content: ''; position: absolute; inset: 0; background: var(--bg-catalog, none) center right / cover no-repeat; }
.catalog-hero::after { content: ''; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(4,8,16,.96) 22%, rgba(4,8,16,.62) 48%, rgba(4,8,16,.06) 78%, rgba(4,8,16,.42) 100%); }
.catalog-hero .content-wrap { position: relative; z-index: 1; display: flex; align-items: center; justify-content: space-between; gap: 40px; padding-block: 88px; }
.catalog-hero-copy { max-width: 520px; }
.catalog-hero-copy .eyebrow { display: flex; align-items: center; gap: 14px; color: rgba(255,255,255,.85); }
.catalog-hero-copy .eyebrow::after { content: ''; width: 72px; height: 1px; background: rgba(255,255,255,.5); }
.catalog-hero-copy h1 { margin: 18px 0 20px; font-size: clamp(46px, 4.8vw, 72px); line-height: .98; letter-spacing: -.01em; }

.solution-hero h1, .news-hero-copy h1, .about-hero h1, .contact-hero-copy h1 {
  font-family: 'Manrope', sans-serif; font-weight: 800; line-height: 1.02; letter-spacing: -.02em;
}
.catalog-hero-copy h1 span { color: var(--blue); }
.catalog-hero-copy p { margin: 0; max-width: 420px; color: rgba(255,255,255,.75); font-size: 15px; }
.catalog-hero-label { flex: none; align-self: stretch; display: flex; align-items: center; gap: 20px; padding-right: 4px; border-right: 1px solid rgba(255,255,255,.25); }
.catalog-hero-label .spec { display: grid; gap: 2px; align-self: flex-end; font-size: 14px; line-height: 1.3; color: rgba(255,255,255,.88); }
.catalog-hero-label .vert { writing-mode: vertical-rl; font-family: 'IBM Plex Mono', monospace; font-size: 14px; letter-spacing: .14em; text-transform: uppercase; color: #fff; align-self: center; text-shadow: 0 1px 8px rgba(0,0,0,.7); }
.catalog-hero-label .vert b { color: var(--blue); font-weight: 500; }

.catalog-toolbar { position: sticky; top: 72px; z-index: 10; background: var(--paper); border-bottom: 1px solid var(--line); color: var(--ink); }
.toolbar-inner { display: flex; align-items: center; justify-content: space-between; gap: 26px; min-height: 74px; }
.search-field { display: flex; align-items: center; gap: 10px; border: 1px solid var(--line); background: white; padding: 0 14px; min-height: 44px; color: var(--muted); }
.search-field button { border: 0; background: none; padding: 0; display: flex; align-items: center; color: var(--muted); }
.search-field button:hover { color: var(--ink); }
.search-field input { width: 160px; border: 0; outline: 0; background: transparent; color: var(--ink); min-width: 0; font-size: 14px; }
.search-field input::placeholder { color: #9aa3b0; }
.series-tabs { display: flex; gap: 28px; }
.series-tabs button, .series-tabs a { border: 0; border-bottom: 2px solid transparent; background: transparent; color: var(--muted); font-weight: 800; font-size: 14px; letter-spacing: .04em; text-transform: uppercase; padding: 8px 0; }
.series-tabs button:hover, .series-tabs a:hover { color: var(--ink); }
.series-tabs button[aria-pressed='true'], .series-tabs a[aria-pressed='true'], .series-tabs a.on { color: var(--ink); border-bottom-color: var(--blue); }
.filter-tabs { display: flex; flex-wrap: wrap; gap: 12px; }
.filter-tabs button, .filter-tabs a { display: inline-flex; align-items: center; gap: 8px; min-height: 44px; padding: 0 14px; border: 1px solid var(--line); background: white; color: var(--ink); font-size: 14px; transition: .25s; }
.filter-tabs button:hover, .filter-tabs button[aria-pressed='true'], .filter-tabs a:hover, .filter-tabs a[aria-pressed='true'], .filter-tabs a.on { border-color: var(--blue); color: var(--blue); }
.filter-tabs button .icon, .filter-tabs a .icon { width: 15px; height: 15px; color: var(--muted); }
.filter-tabs button[aria-pressed='true'] .icon, .filter-tabs button:hover .icon, .filter-tabs a.on .icon, .filter-tabs a:hover .icon { color: var(--blue); }
.sort-select { min-height: 44px; padding: 0 12px; border: 1px solid var(--line); background: white; color: var(--ink); font-size: 14px; }

.catalog-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.catalog-card { min-height: 400px; background: white; }
.catalog-card .product-image { height: 200px; object-fit: cover; }
.catalog-status { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding-block: 26px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.catalog-status .muted { font-size: 14px; }
.status-right { display: flex; align-items: center; gap: 28px; }
.pagination { display: flex; align-items: center; gap: 10px; }
.pagination a, .pagination button { display: inline-grid; place-items: center; width: 36px; height: 36px; border: 1px solid var(--line); background: transparent; color: var(--ink); font-size: 14px; }
.pagination .active { background: var(--ink); color: white; }

.help-band { display: grid; grid-template-columns: auto 1fr auto; gap: 28px; align-items: center; padding-block: 44px; }
.help-icon { width: 66px; height: 66px; border: 1px solid rgba(156,188,255,.55); border-radius: 50%; display: grid; place-items: center; color: var(--blue-soft); }
.help-icon .icon { width: 28px; height: 28px; }
.help-band h2 { margin: 0 0 6px; font-family: 'Manrope', sans-serif; font-weight: 800; font-size: 27px; letter-spacing: -.02em; }
.help-band p { margin: 0; color: rgba(255,255,255,.68); font-size: 14px; }

/* ---------- detail page ---------- */
.page-hero { padding-block: 96px 72px; background: var(--ink); color: white; }
.page-hero h1 { max-width: 820px; margin: 16px 0 24px; font-size: clamp(56px, 7vw, 104px); }
.page-hero p { max-width: 540px; color: rgba(255,255,255,.72); font-size: 18px; }
.page-hero-image { min-height: 560px; background-size: cover; background-position: center; }

.breadcrumb { padding-block: 18px; }
.breadcrumb .eyebrow { font-size: 14px; text-transform: none; letter-spacing: .04em; color: rgba(255,255,255,.66); display: flex; gap: 10px; flex-wrap: wrap; }
.breadcrumb a:hover { color: white; }

.detail-stage { position: relative; background: var(--ink); color: white; overflow: hidden; }
.detail-stage::before { content: ''; position: absolute; inset: 0; background: var(--bg-stage, none) center left 38% / cover no-repeat; opacity: .92; }
.detail-stage::after { content: ''; position: absolute; inset: 0; background: linear-gradient(270deg, rgba(7,17,31,.96) 26%, rgba(7,17,31,.55) 55%, rgba(7,17,31,.18) 100%); }
.detail-grid { position: relative; z-index: 1; display: grid; grid-template-columns: 1.05fr .95fr; min-height: 560px; }
.detail-copy { display: flex; flex-direction: column; justify-content: center; align-items: flex-start; padding: 84px 0 84px 40px; }
.detail-copy .eyebrow { color: rgba(255,255,255,.85); }
.detail-copy h1 { margin: 14px 0 20px; font-size: clamp(62px, 7.4vw, 116px); }
.detail-copy h1 span { color: var(--blue); }
.detail-copy p { color: rgba(255,255,255,.75); max-width: 460px; font-size: 17px; }
.detail-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 18px 28px; margin-top: 32px; }
.detail-label { position: absolute; z-index: 1; top: 36px; left: 30px; writing-mode: vertical-rl; font-family: 'IBM Plex Mono', monospace; font-size: 14px; letter-spacing: .14em; color: rgba(255,255,255,.85); }
.detail-label::after { content: ''; display: inline-block; width: 1px; height: 74px; background: var(--blue); margin-top: 14px; }

.stat-row { position: relative; z-index: 1; display: grid; grid-template-columns: repeat(4, 1fr); background: rgba(6,15,28,.92); border-top: 1px solid var(--line-dark); }
.stat { padding: 30px 20px 26px; border-right: 1px solid var(--line-dark); text-align: center; }
.stat:last-child { border-right: 0; }
.stat .stat-icon { width: 30px; height: 30px; color: var(--blue-soft); margin: 0 auto 12px; }
.stat strong { display: block; font-family: 'Anton', sans-serif; font-weight: 400; font-size: 42px; line-height: 1; }
.stat span { display: block; margin-top: 8px; color: var(--blue-soft); font-family: 'IBM Plex Mono', monospace; font-size: 14px; letter-spacing: .1em; text-transform: uppercase; }

.glance-accent { width: 56px; height: 3px; background: var(--blue); margin-top: 26px; }
.spec-table { width: 100%; border-collapse: collapse; }
.spec-table th, .spec-table td { padding: 17px 0; border-bottom: 1px solid var(--line); text-align: left; font-size: 15px; }
.spec-table th { width: 40%; font-weight: 800; text-transform: uppercase; font-size: 14px; letter-spacing: .06em; }

.use-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.use-card { background: #0e1d33; border: 1px solid var(--line-dark); }
.use-card img { width: 100%; height: 208px; object-fit: cover; }
.use-copy { padding: 22px 24px 26px; }
.use-copy h3 { margin: 0 0 8px; font-family: 'Manrope', sans-serif; font-weight: 800; font-size: 20px; text-transform: uppercase; letter-spacing: .01em; }
.use-copy p { margin: 0; color: rgba(255,255,255,.66); font-size: 14px; }

.related-rail { display: grid; grid-template-columns: repeat(3, 1fr); }
.related-item { padding: 0 34px; border-left: 1px solid var(--line); }
.related-item:first-child { padding-left: 0; border-left: 0; }
.related-item img { height: 120px; width: auto; mix-blend-mode: multiply; }
.related-item h3 { margin: 14px 0 6px; font-size: 22px; letter-spacing: -.02em; }
.related-item p { margin: 0 0 12px; color: var(--muted); font-size: 14px; }

/* ---------- solutions page ---------- */
.solution-hero { position: relative; display: flex; align-items: center; min-height: 560px; background: var(--ink); color: white; overflow: hidden; }
.solution-hero::before { content: ''; position: absolute; inset: 0; background: var(--bg-solutions, none) center right / cover no-repeat; }
.solution-hero::after { content: ''; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(7,17,31,.96) 20%, rgba(7,17,31,.66) 52%, rgba(7,17,31,.1) 100%); }
.solution-hero .page-shell { position: relative; z-index: 1; padding-block: 88px; }
.solution-hero h1 { max-width: 640px; margin: 16px 0 24px; font-size: clamp(46px, 4.8vw, 72px); line-height: 1.02; letter-spacing: -.01em; }
.solution-hero h1 span { color: var(--blue); }
.solution-hero p { max-width: 440px; color: rgba(255,255,255,.75); font-size: 17px; }

.solution-row { position: relative; display: grid; grid-template-columns: 1.04fr .96fr; gap: 52px; align-items: center; padding-block: 44px; border-bottom: 1px solid var(--line); }
.solution-row:last-child { border-bottom: 0; }
.solution-row::after { content: ''; position: absolute; right: 0; top: 50%; transform: translateY(-50%); width: 3px; height: 58px; background: var(--blue); }
.solution-media { min-height: 320px; overflow: hidden; background: var(--ink); clip-path: polygon(0 0, 100% 0, calc(100% - 54px) 100%, 0 100%); }
.solution-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s ease; }
.solution-row:hover .solution-media img { transform: scale(1.04); }
.chapter-no { display: flex; align-items: center; gap: 14px; font-family: 'IBM Plex Mono', monospace; font-size: 14px; letter-spacing: .12em; color: var(--blue); }
.chapter-no::after { content: ''; width: 54px; height: 1px; background: var(--line); }
.solution-copy h2 { margin: 10px 0 14px; font-size: clamp(42px, 4.8vw, 66px); }
.bestfor { color: var(--blue); font-weight: 800; font-size: 14px; }
.solution-copy .bestfor { display: block; margin-bottom: 6px; }
.solution-copy p { max-width: 470px; color: var(--muted); font-size: 15px; }
.model-pills { display: flex; flex-wrap: wrap; gap: 10px; margin: 22px 0; }
.model-pill { padding: 9px 16px; background: var(--ink); border: 1px solid var(--ink); color: white; font-family: 'IBM Plex Mono', monospace; font-size: 14px; }
.solution-copy .text-link { color: var(--ink); }
.solution-copy .text-link .icon { color: var(--blue); }

.matrix-layout { display: grid; grid-template-columns: .8fr 1.2fr; gap: 64px; align-items: center; }
.matrix-layout h2 { margin: 12px 0 18px; font-size: clamp(42px, 4.8vw, 64px); }
.matrix-layout h2 span { color: var(--blue); }
.matrix-layout > div > p { max-width: 380px; color: rgba(255,255,255,.66); margin: 0; font-size: 15px; }
.matrix { width: 100%; border-collapse: collapse; color: white; }
.matrix th, .matrix td { padding: 17px 14px; border-bottom: 1px solid var(--line-dark); text-align: left; font-size: 15px; }
.matrix th { color: var(--blue-soft); font-family: 'IBM Plex Mono', monospace; font-size: 14px; letter-spacing: .08em; text-transform: uppercase; }
.m-work { display: flex; align-items: center; gap: 12px; font-weight: 700; }
.m-work .icon { color: var(--blue-soft); }

/* ---------- news page ---------- */
.news-hero { position: relative; min-height: 560px; background: var(--ink); color: white; overflow: hidden; }
.news-hero::before { content: ''; position: absolute; inset: 0; background: var(--bg-news, none) center right / cover no-repeat; }
.news-hero::after { content: ''; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(7,17,31,.97) 24%, rgba(7,17,31,.72) 55%, rgba(7,17,31,.15) 100%); }
.hero-inner { position: relative; z-index: 1; width: min(100% - 48px, 1440px); margin-inline: auto; }
.news-hero-copy { display: flex; flex-direction: column; justify-content: center; align-items: flex-start; padding: 76px 0; max-width: 640px; }
.news-hero-copy h1 { margin: 16px 0 22px; font-size: clamp(46px, 4.8vw, 72px); line-height: 1.02; letter-spacing: -.01em; }
.news-hero-copy h1 span { color: var(--blue); }
.news-hero-copy > p { max-width: 440px; color: rgba(255,255,255,.75); font-size: 17px; }
.hero-feature { display: flex; align-items: center; justify-content: space-between; gap: 22px; margin-top: 44px; max-width: 520px; padding: 20px 24px; border-left: 3px solid var(--blue); background: rgba(8,18,33,.88); }
.hero-feature .eyebrow { color: var(--blue); }
.hero-feature h3 { margin: 8px 0 6px; font-size: 22px; line-height: 1.15; letter-spacing: -.02em; }
.hero-feature .muted { color: rgba(255,255,255,.62); font-size: 14px; }
.hero-feature .icon { color: rgba(255,255,255,.8); }

.category-rail { display: flex; flex-wrap: wrap; align-items: center; gap: 40px; margin-block: 48px 0; }
.rail-scroll { display: contents; }
.rail-item { position: relative; padding: 0 0 14px; font-weight: 800; font-size: 15px; letter-spacing: .02em; text-transform: uppercase; color: var(--muted); transition: color .25s ease; }
.rail-item:hover, .rail-item[aria-current='page'] { color: var(--ink); }
.rail-item::after { content: ''; position: absolute; left: 0; bottom: 0; width: 0; height: 3px; background: var(--blue); transition: width .3s ease; }
.rail-item:hover::after, .rail-item[aria-current='page']::after { width: 32px; }
.rail-count { margin-left: auto; color: var(--muted); font-size: 14px; }

.card-foot { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-top: 14px; padding-top: 14px; border-top: 1px solid var(--line); color: var(--muted); font-size: 14px; }
.card-foot .icon { color: var(--ink); }
.article-list { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; margin-top: 56px; }
.article-list img { width: 100%; height: 168px; object-fit: cover; }
.article-list .eyebrow { display: block; margin-top: 16px; font-size: 14px; }
.article-list h3 { margin: 8px 0 4px; font-size: 18px; line-height: 1.15; letter-spacing: -.01em; }
.article-list p.muted { margin: 0 0 8px; }
.article-list .muted { font-size: 14px; }

.news .page-shell, .news .content-wrap { width: min(100% - 32px, 1440px); }
.news-card { display: flex; flex-direction: column; background: white; border: 1px solid var(--line); padding: 20px 20px 18px; transition: transform .35s ease, box-shadow .35s ease; }
.news-card:hover { transform: translateY(-6px); box-shadow: 0 20px 40px rgba(7,17,31,.12); }
.news-card img { width: 100%; height: 260px; object-fit: cover; }
.news-card .eyebrow { margin-top: 18px; }
.news-card h3 { margin: 10px 0 6px; font-size: 22px; line-height: 1.15; letter-spacing: -.015em; }
.news-card h2 { margin: 10px 0 6px; font-family: 'Manrope', sans-serif; font-weight: 800; font-size: 24px; line-height: 1.15; letter-spacing: -.015em; }
.news-card p { margin: 0; color: var(--muted); font-size: 14px; }
.news-card .muted { font-size: 14px; }
.news-card .card-foot { margin-top: auto; padding-top: 16px; }
.news-cards { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.article-list article, .article-list a.card { display: flex; flex-direction: column; background: white; border: 1px solid var(--line); padding: 20px 20px 18px; color: inherit; transition: transform .35s ease, box-shadow .35s ease; }
.article-list article:hover, .article-list a.card:hover { transform: translateY(-6px); box-shadow: 0 20px 40px rgba(7,17,31,.12); }
.article-list a.card .card-foot { margin-top: auto; padding-top: 14px; }
.pagination-nav { display: flex; justify-content: center; align-items: center; gap: 10px; margin-top: 52px; }
.pagination-nav a { display: inline-grid; place-items: center; min-width: 42px; height: 42px; padding: 0 13px; border: 1px solid var(--line); background: white; color: var(--ink); font-weight: 700; font-size: 14px; transition: border-color .25s ease, color .25s ease, background .25s ease; }
.pagination-nav a:hover { border-color: var(--blue); color: var(--blue); }
.pagination-nav a.active { background: var(--ink); border-color: var(--ink); color: white; }
.pagination-nav .pg-arrow { padding: 0; }
.pagination-nav span.pg-arrow { display: inline-grid; place-items: center; min-width: 42px; height: 42px; border: 1px solid var(--line); background: white; color: var(--ink); opacity: .35; }

/* ---------- news detail page ---------- */
.post-head { max-width: 860px; }
.post-head h1 { margin: 14px 0 18px; font-size: clamp(38px, 4.6vw, 64px); line-height: 1.02; }
.post-meta { display: flex; gap: 10px; font-size: 14px; }
.post-hero { width: 100%; height: clamp(300px, 44vw, 560px); object-fit: cover; margin-block: 36px 40px; }
.post-body { max-width: 860px; display: grid; gap: 18px; }
.post-body h2 { margin: 14px 0 0; font-family: 'Manrope', sans-serif; font-weight: 800; font-size: 26px; letter-spacing: -.02em; }
.post-body h3 { margin: 12px 0 0; font-family: 'Manrope', sans-serif; font-weight: 800; font-size: 20px; letter-spacing: -.02em; }
.post-body p { margin: 0; color: var(--ink-soft); font-size: 16px; line-height: 1.7; }
.post-body a { color: var(--blue); font-weight: 700; }
.post-body ul, .post-body ol { margin: 0; padding-left: 22px; display: grid; gap: 8px; color: var(--ink-soft); font-size: 16px; line-height: 1.6; }
.post-body img { width: 100%; height: auto; }
.post-body video { width: 100%; max-width: 860px; height: auto; background: #000; }
.post-body figure { margin: 0; display: grid; gap: 8px; }
.post-body figcaption { color: rgba(14, 28, 48, .62); font-size: 13px; }
.post-body blockquote { margin: 0; padding: 2px 0 2px 18px; border-left: 4px solid var(--blue); color: var(--ink); font-size: 17px; line-height: 1.6; }
.post-body hr { border: none; border-top: 1px solid var(--line); }
.post-body table { width: 100%; border-collapse: collapse; font-size: 15px; }
.post-body th, .post-body td { border: 1px solid var(--line); padding: 8px 10px; text-align: left; }
.post-body th { background: #faf9f6; font-weight: 800; }
.post-back { margin-top: 44px; }

.brief-band { background: var(--ink); color: white; padding-block: 64px; }
.brief-band-grid { display: grid; grid-template-columns: 1.05fr 1.2fr .9fr; gap: 44px; align-items: center; }
.brief-band .dash { width: 56px; height: 3px; background: var(--blue); margin-bottom: 18px; }
.brief-band h2 { margin: 0 0 10px; font-family: 'Manrope', sans-serif; font-weight: 800; font-size: clamp(30px, 3.4vw, 44px); letter-spacing: -.03em; }
.brief-band p { margin: 0; color: rgba(255,255,255,.66); font-size: 14px; max-width: 380px; }
.brief-form { display: flex; gap: 12px; }
.brief-form .search-field { flex: 1; }
.brief-adv small { display: block; color: rgba(255,255,255,.55); font-size: 14px; margin-bottom: 6px; }
.brief-adv a { display: inline-flex; align-items: center; gap: 10px; font-weight: 800; font-size: 18px; color: white; }
.brief-adv a .icon { color: var(--blue); }

/* ---------- about page ---------- */
.about-hero { position: relative; display: flex; align-items: center; min-height: 560px; background: var(--ink); color: white; overflow: hidden; }
.about-hero::before { content: ''; position: absolute; inset: 0; background: var(--bg-about, none) center right / cover no-repeat; }
.about-hero::after { content: ''; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(7,17,31,.97) 26%, rgba(7,17,31,.7) 55%, rgba(7,17,31,.12) 100%); }
.about-hero .page-shell { position: relative; z-index: 1; padding-block: 88px; }
.about-hero h1 { max-width: 680px; margin: 16px 0 24px; font-size: clamp(46px, 4.8vw, 72px); line-height: 1.02; letter-spacing: -.01em; }
.about-hero h1 span { color: var(--blue); }
.about-hero p { max-width: 500px; color: rgba(255,255,255,.75); font-size: 17px; }

.about-story { display: grid; grid-template-columns: .95fr 1.05fr; gap: 64px; align-items: center; }
.about-story h2 { margin: 14px 0 22px; font-size: clamp(40px, 4.6vw, 62px); }
.about-story h2 span { color: var(--blue); }
.about-story p { color: var(--muted); font-size: 16px; }
.about-collage { position: relative; min-height: 380px; background: var(--bg-collage, none) center / cover no-repeat; }

.principles { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.principle { padding: 44px 32px; border-right: 1px solid var(--line); }
.principle:last-child { border-right: 0; }
.principle .icon { width: 44px; height: 44px; color: var(--blue); stroke-width: 1.5; }
.principle h3 { margin: 18px 0 8px; font-size: 26px; letter-spacing: -.02em; }
.principle p { margin: 0; color: var(--muted); font-size: 14px; }

.process { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; }
.process-step { position: relative; padding: 12px 26px; text-align: center; }
.process-step .p-icon { width: 68px; height: 68px; margin: 0 auto 18px; border: 1px solid rgba(156,188,255,.5); border-radius: 50%; display: grid; place-items: center; box-shadow: 0 0 24px rgba(30,107,255,.25); }
.process-step .p-icon .icon { width: 28px; height: 28px; color: var(--blue-soft); }
.process-step h3 { margin: 0 0 8px; font-size: 19px; }
.process-step p { margin: 0; color: rgba(255,255,255,.62); font-size: 14px; }
.process-step:not(:last-child)::after { content: '→'; position: absolute; right: -10px; top: 36px; z-index: 1; color: var(--blue); background: var(--ink); padding: 0 2px; font-size: 22px; }

.contact-panel { display: grid; grid-template-columns: .85fr 1.15fr; gap: 56px; align-items: center; }
.contact-panel h2 { margin: 14px 0 20px; font-size: clamp(40px, 4.6vw, 62px); }
.contact-panel h2 span { color: var(--blue); }
.panel-phone { display: flex; align-items: center; gap: 12px; font-size: 26px; font-weight: 800; margin-bottom: 24px; }
.panel-phone .icon { width: 24px; height: 24px; color: var(--blue); }
.contact-visual { position: relative; width: 100%; aspect-ratio: 1308 / 380; overflow: hidden; background: var(--ink-panel); }
.contact-visual img { position: absolute; top: 0; height: 100%; width: auto; max-width: none; }
.contact-visual img:first-child { left: 0; }
.contact-visual img:last-child { left: 46.64%; clip-path: polygon(34.4% 0, 100% 0, 100% 100%, 0.6% 100%); }

/* ---------- contact page ---------- */
.contact-hero { position: relative; display: flex; align-items: center; min-height: 560px; background: var(--ink); color: white; overflow: hidden; }
.contact-hero::before { content: ''; position: absolute; inset: 0; background: var(--bg-contact, none) center right / cover no-repeat; }
.contact-hero::after { content: ''; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(7,17,31,.97) 26%, rgba(7,17,31,.68) 55%, rgba(7,17,31,.12) 100%); }
.contact-hero .page-shell { position: relative; z-index: 1; }
.contact-hero-copy { display: flex; flex-direction: column; justify-content: center; padding: 80px 0; }
.contact-hero-copy h1 { margin: 16px 0 24px; font-size: clamp(46px, 4.8vw, 72px); line-height: 1.02; letter-spacing: -.01em; }
.contact-hero-copy h1 span { color: var(--blue); }
.contact-hero-copy > p { max-width: 460px; color: rgba(255,255,255,.75); font-size: 17px; }
.hero-tags { display: flex; align-items: center; gap: 18px; margin-top: 48px; font-family: 'IBM Plex Mono', monospace; font-size: 14px; letter-spacing: .14em; color: rgba(255,255,255,.82); }
.hero-tags::before { content: ''; width: 56px; height: 1px; background: rgba(255,255,255,.5); }

.form-layout { display: grid; grid-template-columns: 1.35fr .75fr; gap: 56px; align-items: stretch; }
.form-lede h2 { margin: 14px 0 12px; font-size: clamp(44px, 5vw, 72px); }
.form-lede > p { max-width: 520px; margin: 0 0 34px; color: var(--muted); font-size: 15px; }
.form-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.form-success { display: flex; align-items: center; gap: 10px; padding: 16px 18px; background: #eaf7ef; border: 1px solid #bfe6cd; color: #1a7a43; font-weight: 600; border-radius: 8px; }
.form-error { padding: 12px 16px; margin-bottom: 16px; background: #fdecec; border: 1px solid #f5c2c7; color: #b42318; font-weight: 600; border-radius: 8px; }

/* ---------- toast（表单提交结果提示） ---------- */
.toast { position: fixed; right: 28px; bottom: 28px; z-index: 70; display: flex; align-items: flex-start; gap: 12px; width: min(430px, calc(100vw - 32px)); padding: 16px 18px; background: #fff; border: 1px solid var(--line); border-left: 4px solid var(--blue); border-radius: 8px; box-shadow: 0 18px 44px rgba(7, 17, 31, .18); font-size: 14.5px; font-weight: 600; color: var(--ink); animation: toast-in .32s ease both; transition: opacity .28s ease, transform .28s ease; }
.toast--ok { border-left-color: #16a34a; }
.toast--ok .toast-icon { color: #16a34a; }
.toast--err { border-left-color: #dc2626; }
.toast--err .toast-icon { color: #dc2626; }
.toast .toast-icon { flex: none; width: 20px; height: 20px; margin-top: 1px; }
.toast span { flex: 1; }
.toast-close { flex: none; border: 0; background: none; color: #9aa3b0; font-size: 20px; line-height: 1; padding: 0 2px; }
.toast-close:hover { color: var(--ink); }
.toast--out { opacity: 0; transform: translateY(10px); pointer-events: none; }
@keyframes toast-in { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: none; } }
@media (max-width: 760px) { .toast { left: 16px; right: 16px; width: auto; bottom: 16px; } }
.field { display: grid; gap: 8px; }
.field.full { grid-column: 1 / -1; }
.field label { font-weight: 600; font-size: 14px; }
.field input, .field select, .field textarea { width: 100%; min-height: 46px; padding: 0 14px; border: 1px solid #dcdfe5; border-radius: 8px; background: white; color: var(--ink); outline: 0; font-size: 14px; transition: border-color .25s ease, box-shadow .25s ease; }
.field textarea { min-height: 128px; padding-block: 12px; resize: vertical; }
.field input::placeholder, .field textarea::placeholder { color: #9aa3b0; }
.field select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%239aa3b0' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 14px center; padding-right: 42px; }
.field select:invalid { color: #9aa3b0; }
.field select option { color: var(--ink); background: white; }
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--blue); box-shadow: 0 0 0 3px rgba(30,107,255,.12); }
.form-grid .btn { border-radius: 8px; }
.contact-aside { display: flex; flex-direction: column; border-left: 1px solid var(--line); padding-left: 40px; }
.contact-aside h2 { margin: 0 0 26px; font-size: 30px; letter-spacing: -.03em; }
.contact-detail { display: flex; gap: 14px; align-items: flex-start; padding-block: 16px; border-bottom: 1px solid var(--line); }
.contact-detail .icon { color: var(--blue); width: 20px; height: 20px; margin-top: 3px; }
.contact-detail strong { display: block; font-size: 17px; }
.contact-detail .muted { font-size: 14px; }
.aside-visual { flex: 1; margin-top: 28px; min-height: 250px; border-radius: 8px; background: var(--bg-aside, none) center / cover no-repeat; }

.faq { display: grid; gap: 14px; }
.faq details { border: 1px solid var(--line); background: white; padding: 4px 24px; }
.faq summary { display: flex; align-items: center; gap: 20px; padding: 20px 0; list-style: none; cursor: pointer; font-weight: 800; font-size: 16px; }
.faq summary::-webkit-details-marker { display: none; }
.faq-no { font-family: 'IBM Plex Mono', monospace; font-weight: 400; font-size: 14px; color: var(--muted); }
.faq summary .icon { margin-left: auto; color: var(--muted); transition: transform .25s ease; }
.faq details[open] summary .icon { transform: rotate(180deg); }
.faq p { margin: 0 0 20px 44px; color: var(--muted); font-size: 14px; }

/* ---------- CTA band + footer ---------- */
.cta-band { position: relative; overflow: hidden; background: linear-gradient(110deg, #071426, #0d2f7a 55%, #1450c8); color: white; }
.cta-band::after { content: ''; position: absolute; width: 70%; height: 2px; right: -8%; top: 50%; transform: rotate(-20deg); background: linear-gradient(90deg, transparent, rgba(255,255,255,.7), transparent); box-shadow: 0 0 40px 15px rgba(102,143,255,.5); }
.cta-inner { position: relative; z-index: 1; display: flex; align-items: center; justify-content: space-between; gap: 32px; padding-block: 64px; }
.cta-inner h2 { margin: 0 0 10px; font-size: clamp(38px, 4.6vw, 64px); }
.cta-inner p { margin: 0; color: rgba(255,255,255,.75); font-size: 15px; }

.site-footer { padding-block: 60px 40px; background: var(--paper-2); border-top: 1px solid var(--line); }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr 1fr .9fr; gap: 30px; }
.footer-col { display: grid; align-content: start; gap: 10px; }
.footer-col h3 { margin: 0 0 8px; font-size: 14px; text-transform: uppercase; letter-spacing: .1em; }
.footer-col a { color: var(--muted); font-size: 14px; }
.footer-col a:hover { color: var(--blue); }
.footer-phone { display: inline-flex; align-items: center; gap: 10px; color: var(--muted); font-size: 14px; }
.footer-copy { justify-self: end; text-align: right; color: var(--muted); font-size: 14px; }

/* ---------- reveal ---------- */
[data-reveal] { opacity: 0; transform: translateY(26px); }
.is-visible { opacity: 1; transform: translateY(0); transition: opacity .7s ease, transform .7s ease; }

/* ---------- responsive ---------- */
@media (max-width: 1180px) {
  .featured-layout { grid-template-columns: 1fr; }
  .why-points { grid-template-columns: repeat(2, auto); }
  .cmpv3 { grid-template-columns: 1fr; gap: 30px; }
  .cmp-card { min-width: 96px; }
  .cmp-card img { height: 64px; }
  .work-split { grid-template-columns: 1fr; }
  .work-tiles { grid-template-columns: repeat(2, 1fr); }
  .brief-grid { grid-template-columns: 1fr; }
  .article-list, .news-cards { grid-template-columns: repeat(2, 1fr); }
  .brief-band { grid-template-columns: 1fr; gap: 30px; }
  .matrix-layout { grid-template-columns: 1fr; gap: 36px; }
  .related-rail { grid-template-columns: 1fr; gap: 18px; }
  .related-item { display: grid; grid-template-columns: 132px 1fr; grid-template-rows: auto auto; align-items: center; column-gap: 16px; padding: 16px; border-left: 1px solid var(--line); background: white; }
  .related-item:first-child { border-left: 1px solid var(--line); padding-left: 16px; }
  .related-item img { grid-row: 1 / span 2; grid-column: 1; width: 100%; height: 92px; object-fit: contain; }
  .related-item h3 { grid-column: 2; margin: 0 0 4px; font-size: 18px; }
  .related-item p { grid-column: 2; margin: 0 0 8px; font-size: 13px; }
  .related-item .text-link { grid-column: 2; }
  .footer-grid { grid-template-columns: repeat(3, 1fr); }
  .footer-copy { justify-self: start; text-align: left; grid-column: 1 / -1; }
}

@media (max-width: 1080px) {
  .page-shell { width: min(100% - 24px, 1440px); }
  .content-wrap { width: min(100% - 36px, 1360px); }
  .nav-links { gap: 16px; }
  .product-grid { grid-template-columns: repeat(2, 1fr); }
  .product-grid .product-card:first-child { grid-column: auto; }
  .toolbar-inner { flex-wrap: wrap; padding-block: 14px; gap: 14px; }
  .catalog-toolbar { position: static; }
  .catalog-hero .content-wrap { padding-block: 64px; }
  .catalog-hero-label { display: none; }
  .detail-grid { grid-template-columns: 1fr; }
  .detail-copy { padding: 56px 36px; }
  .solution-hero, .about-hero, .news-hero { grid-template-columns: 1fr; }
  .news-hero-copy { padding: 64px 28px; }
  .solution-hero .page-shell, .about-hero .page-shell, .contact-hero-copy { padding-block: 64px; }
  .solution-row { grid-template-columns: 1fr; gap: 26px; }
  .solution-media { clip-path: none; }
  .solution-row::after { display: none; }
  .about-story, .contact-panel { grid-template-columns: 1fr; gap: 30px; }
  .stat-row { grid-template-columns: repeat(2, 1fr); }
  .stat:nth-child(2) { border-right: 0; }
  .stat:nth-child(-n+2) { border-bottom: 1px solid var(--line-dark); }
  .brief-lead { grid-template-columns: 1fr; }
  .form-layout { grid-template-columns: 1fr; }
  .contact-aside { border-left: 0; border-top: 1px solid var(--line); padding: 32px 0 0; }
  .use-grid { grid-template-columns: 1fr; }
  .process { grid-template-columns: repeat(2, 1fr); gap: 30px 0; }
}

@media (max-width: 760px) {
  body { font-size: 14px; }
  .cta-inner h2 { font-size: clamp(30px, 8.6vw, 38px); overflow-wrap: break-word; }
  .cta-inner { flex-direction: column; align-items: flex-start; gap: 18px; }
  .content-wrap { width: min(100% - 28px, 1360px); }
  .header-inner { grid-template-columns: auto 1fr auto; min-height: 64px; }
  .header-inner .nav-links { display: none; }
  .header-actions { gap: 8px; }
  .menu-toggle { display: inline-flex; align-items: center; justify-content: center; justify-self: end; width: 42px; height: 42px; border: 1px solid var(--line); background: white; border-radius: 8px; }
  .header-actions .btn, .header-actions .header-search { display: none !important; }
  .nav-links { display: none; position: fixed; top: 64px; left: 0; right: 0; bottom: 0; z-index: 25; background: var(--paper-2); flex-direction: column; align-items: stretch; gap: 0; padding: 10px 24px 32px; overflow-y: auto; animation: menuIn .3s ease; }
  .nav-links.is-open { display: flex; }
  .nav-links a { display: flex; align-items: center; justify-content: space-between; min-height: 62px; padding: 18px 2px; border-bottom: 1px solid var(--line); font-size: 17px; font-weight: 800; letter-spacing: -.01em; }
  .nav-links a::after { content: '→'; position: static; width: auto; height: auto; background: none; color: var(--muted); font-size: 20px; transition: transform .25s ease, color .25s ease; }
  .nav-links a:hover::after { color: var(--blue); transform: translateX(4px); }
  .nav-links a[aria-current='page'] { color: var(--blue); }
  .hero-home { min-height: 560px; }
  .hero-copy { padding-block: 88px 62px; }
  .hero-copy h1 { font-size: 46px; }
  .hero-scroll { display: none; }
  .header-search { display: none; }
  .ribbon-inner { flex-wrap: wrap; gap: 12px 18px; padding-block: 14px; }
  .ribbon-line { display: none; }
  .section-pad { padding-block: 72px; }
  .section-pad-sm { padding-block: 54px; }
  .section-heading, .help-band { display: block; }
  .section-heading h2 { font-size: 52px; }
  .section-heading p { margin-top: 16px; }
  .cta-inner .btn { margin-top: 22px; }
  .help-band .btn { margin-top: 22px; }
  .help-icon { margin-bottom: 18px; }
  .product-grid, .featured-cards, .work-tiles, .article-list, .news-cards, .principles, .process, .catalog-grid, .use-grid { grid-template-columns: 1fr; }
  .why-points { grid-template-columns: 1fr; }
  .why-point { white-space: normal; }
  .flagship { min-height: 260px; padding: 26px 24px; }
  .feat-card { grid-template-columns: 1fr; }
  .feat-card-img { grid-row: auto; grid-column: 1; width: 100%; height: 150px; }
  .compare-table th, .compare-table td { padding: 14px 10px; }
  .compare-model img { height: 56px; }
  .compare-feat .icon { display: none; }
  .cmpv3-table { min-width: 560px; }
  .cmpv3-scroll { margin-inline: -4px; padding-inline: 4px; }
  .catalog-status { display: block; }
  .status-right { margin-top: 16px; flex-wrap: wrap; }
  .hero-feature { flex-direction: column; align-items: flex-start; }
  .category-rail { flex-wrap: wrap; row-gap: 14px; margin-block: 32px 0; }
  .rail-scroll { display: flex; gap: 26px; flex: 1 1 100%; overflow-x: auto; -webkit-overflow-scrolling: touch; scrollbar-width: none; }
  .rail-scroll::-webkit-scrollbar { display: none; }
  .rail-item { flex: none; }
  .rail-count { margin-left: 0; flex: none; width: 100%; }
  .stat-row { grid-template-columns: repeat(2, 1fr); }
  .stat { padding: 18px 10px 16px; border-right: 1px solid var(--line-dark); border-bottom: 1px solid var(--line-dark); }
  .stat:nth-child(2n) { border-right: 0; }
  .stat:nth-last-child(-n+2) { border-bottom: 0; }
  .stat .stat-icon { width: 20px; height: 20px; margin-bottom: 6px; }
  .stat strong { font-size: 26px; }
  .stat span { font-size: 10px; letter-spacing: .08em; margin-top: 5px; }
  .news-mini { grid-template-columns: 110px 1fr; }
  .news-mini img { width: 110px; height: 100px; }
  .hero-inner { width: min(100% - 28px, 1440px); }
  .brief-form { flex-direction: column; }
  .form-grid { grid-template-columns: 1fr; }
  .field.full { grid-column: auto; }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-brand { grid-column: 1 / -1; }
  .process { grid-template-columns: 1fr; gap: 0; }
  .process-step { position: relative; text-align: left; padding: 0 0 34px 66px; }
  .process-step .p-icon { position: absolute; left: 0; top: 0; margin: 0; width: 44px; height: 44px; }
  .process-step .p-icon .icon { width: 20px; height: 20px; }
  .process-step:not(:last-child)::before { content: ''; position: absolute; left: 21px; top: 52px; bottom: 8px; width: 2px; background: rgba(114,176,255,.35); }
  .process-step:not(:last-child)::after { content: ''; right: auto; left: 17px; top: auto; bottom: 2px; transform: none; width: 10px; height: 10px; border-radius: 50%; border: 2px solid var(--blue); background: var(--ink); padding: 0; font-size: 0; }
  .faq p { margin-left: 0; }
}

@keyframes menuIn {
  from { opacity: 0; transform: translateY(-10px); }
  to { opacity: 1; transform: none; }
}

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

/* ---------- mobile overflow guards ---------- */
@media (max-width: 760px) {
  html, body { overflow-x: clip; }
  .hero-feature { max-width: 100%; }
  .spec-ribbon, .ribbon-inner { max-width: 100%; }
  .series-tabs { flex-wrap: wrap; }
  .catalog-grid, .article-list, .news-cards, .featured-cards { min-width: 0; }
  .product-card, .news-card, .feat-card { min-width: 0; }
  .matrix { display: block; overflow-x: auto; }
  .cmpv3-table { display: block; overflow-x: auto; }
}