:root {
    --ink: #101722;
    --ink-2: #263244;
    --muted: #687385;
    --line: rgba(16, 23, 34, .12);
    --soft: #f4f7fb;
    --panel: #ffffff;
    --blue: #1456a0;
    --blue-2: #0d385f;
    --red: #c51f32;
    --green: #16805b;
    --orange: #d66b12;
    --shadow: 0 22px 60px rgba(16, 23, 34, .13);
    --radius: 8px;
    --max: 1280px;
    --page-gutter: clamp(16px, 4vw, 48px);
    --section-y: clamp(64px, 7vw, 112px);
    --section-gap: clamp(18px, 2.4vw, 28px);
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    text-rendering: optimizeLegibility;
    -webkit-font-smoothing: antialiased;
}

body {
    margin: 0;
    color: var(--ink);
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", sans-serif;
    line-height: 1.65;
    background: #fff;
}

body.has-lightbox {
    overflow: hidden;
}

a {
    color: inherit;
    text-decoration: none;
}

button,
input,
textarea,
select {
    font: inherit;
}

button {
    cursor: pointer;
}

img {
    display: block;
    max-width: 100%;
}

main {
    overflow: clip;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(255, 255, 255, .96);
    border-bottom: 1px solid var(--line);
    backdrop-filter: blur(18px);
}

.utility-bar {
    color: rgba(255, 255, 255, .78);
    background: #0b111b;
    font-size: .82rem;
}

.utility-inner,
.header-shell {
    width: min(var(--max), calc(100% - (var(--page-gutter) * 2)));
    margin-inline: auto;
}

.utility-inner {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    min-height: 34px;
    gap: 18px;
}

.utility-inner nav {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: 16px;
}

.utility-inner a:hover {
    color: #fff;
}

.header-shell {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr) 220px;
    align-items: center;
    gap: 22px;
    min-height: 72px;
}

.brand {
    display: inline-flex;
    align-items: center;
    min-width: 0;
    gap: 10px;
    font-weight: 850;
}

.brand-mark {
    display: grid;
    place-items: center;
    width: 36px;
    height: 36px;
    color: #fff;
    background: linear-gradient(135deg, var(--blue), var(--red));
    border-radius: 8px;
    font-size: 1rem;
    overflow: hidden;
}

.brand-mark.has-logo {
    background: #fff;
    border: 1px solid var(--line);
}

.brand-mark img {
    width: 100%;
    height: 100%;
    padding: 4px;
    object-fit: contain;
}

.brand-text {
    white-space: nowrap;
}

.site-nav {
    display: flex;
    justify-content: center;
    gap: 2px;
    min-width: 0;
}

.site-nav > a,
.nav-item > a {
    display: inline-flex;
    align-items: center;
    min-height: 44px;
    padding: 0 12px;
    color: var(--ink-2);
    border-radius: 8px;
    font-size: .94rem;
    font-weight: 760;
    transition: color .18s ease, background .18s ease;
}

.site-nav > a:hover,
.nav-item:hover > a,
.site-nav .is-active {
    color: var(--blue);
    background: rgba(20, 86, 160, .08);
}

.nav-item {
    position: relative;
}

.mega-panel {
    position: absolute;
    top: 100%;
    left: 50%;
    display: grid;
    grid-template-columns: 270px minmax(260px, 1fr);
    gap: 24px;
    width: min(680px, calc(100vw - 32px));
    padding: 24px;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    opacity: 0;
    pointer-events: none;
    transform: translate3d(-50%, 6px, 0);
    transition: opacity .18s ease, transform .18s ease;
    z-index: 60;
}

.mega-panel.compact {
    grid-template-columns: 1fr;
    width: min(360px, calc(100vw - 32px));
}

.nav-item:hover .mega-panel,
.nav-item:focus-within .mega-panel {
    opacity: 1;
    pointer-events: auto;
    transform: translate3d(-50%, 0, 0);
}

.mega-copy strong,
.download-panel h3 {
    display: block;
    margin: 0 0 10px;
    color: var(--ink);
    font-size: 1.05rem;
}

.mega-copy p {
    margin: 0 0 16px;
    color: var(--muted);
    font-size: .94rem;
}

.mega-copy a,
.section-head.row > a,
.inline-more {
    color: var(--blue);
    font-weight: 820;
}

.mega-links {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
}

.mega-panel.compact .mega-links {
    grid-template-columns: 1fr;
}

.mega-links a {
    min-width: 0;
    padding: 10px 12px;
    color: var(--ink-2);
    background: var(--soft);
    border-radius: var(--radius);
    font-size: .92rem;
    font-weight: 720;
}

.mega-links a:hover {
    color: var(--blue);
    background: rgba(20, 86, 160, .10);
}

.product-menu-panel {
    grid-template-columns: 250px minmax(420px, 1fr);
    width: min(920px, calc(100vw - 32px));
}

.product-menu-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 10px;
}

.product-menu-card {
    display: grid;
    min-width: 0;
    min-height: 118px;
    align-content: start;
    gap: 8px;
    padding: 16px;
    color: var(--ink-2);
    background: linear-gradient(180deg, #fff, #f7f9fc);
    border: 1px solid rgba(16, 23, 34, .10);
    border-radius: var(--radius);
    transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease;
}

.product-menu-card:hover {
    color: var(--ink);
    border-color: rgba(20, 86, 160, .28);
    box-shadow: 0 16px 34px rgba(16, 23, 34, .10);
    transform: translateY(-2px);
}

.product-menu-card span {
    color: var(--blue);
    font-size: .72rem;
    font-weight: 850;
    letter-spacing: 0;
    text-transform: uppercase;
}

.product-menu-card strong {
    color: var(--ink);
    font-size: 1rem;
    line-height: 1.3;
}

.product-menu-card small {
    color: var(--muted);
    font-size: .82rem;
    line-height: 1.45;
}

.header-search {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 40px;
    align-items: center;
    height: 42px;
    background: var(--soft);
    border: 1px solid var(--line);
    border-radius: 999px;
    overflow: hidden;
}

.header-search input {
    width: 100%;
    min-width: 0;
    padding: 0 0 0 16px;
    color: var(--ink);
    background: transparent;
    border: 0;
    outline: 0;
    font-size: .9rem;
}

.header-search button {
    width: 40px;
    height: 40px;
    border: 0;
    background: transparent;
    position: relative;
}

.header-search button::before {
    content: "";
    position: absolute;
    inset: 11px;
    border: 2px solid var(--blue);
    border-radius: 50%;
}

.header-search button::after {
    content: "";
    position: absolute;
    right: 10px;
    bottom: 10px;
    width: 8px;
    height: 2px;
    background: var(--blue);
    transform: rotate(45deg);
    transform-origin: center;
}

.nav-toggle {
    display: none;
    width: 42px;
    height: 42px;
    padding: 0;
    border: 0;
    background: var(--soft);
    border-radius: 8px;
}

.nav-toggle span {
    display: block;
    width: 18px;
    height: 2px;
    margin: 4px auto;
    background: var(--ink);
    border-radius: 999px;
    transition: transform .18s ease, opacity .18s ease;
}

.nav-toggle.is-active span:nth-child(1) {
    transform: translateY(6px) rotate(45deg);
}

.nav-toggle.is-active span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.is-active span:nth-child(3) {
    transform: translateY(-6px) rotate(-45deg);
}

.hero,
.section,
.page-hero,
.detail-hero,
.contact-strip {
    width: min(var(--max), calc(100% - (var(--page-gutter) * 2)));
    margin-inline: auto;
}

.enterprise-hero {
    position: relative;
    width: 100%;
    max-width: none;
    min-height: clamp(580px, 78svh, 740px);
    margin: 0;
    overflow: hidden;
    color: #fff;
    background: #070d16;
}

.hero-slides,
.hero-slide {
    position: absolute;
    inset: 0;
}

.hero-slide {
    display: grid;
    align-items: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity .7s ease;
}

.hero-slide.is-active {
    opacity: 1;
    pointer-events: auto;
}

.hero-bg,
.hero-overlay {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
}

.hero-bg {
    object-fit: cover;
    transform: scale(1.02);
    transition: transform 6.5s ease;
}

.hero-slide.is-active .hero-bg {
    transform: scale(1);
}

.hero-overlay {
    background:
        linear-gradient(90deg, rgba(7, 13, 22, .88) 0%, rgba(7, 13, 22, .72) 39%, rgba(7, 13, 22, .20) 72%, rgba(7, 13, 22, .12) 100%),
        linear-gradient(180deg, rgba(7, 13, 22, .18), rgba(7, 13, 22, .48));
}

.hero-content {
    position: relative;
    z-index: 1;
    width: min(var(--max), calc(100% - (var(--page-gutter) * 2)));
    margin-inline: auto;
    padding: 70px 0 96px;
}

.hero-controls {
    position: absolute;
    z-index: 5;
    right: max(var(--page-gutter), calc((100% - var(--max)) / 2));
    bottom: 76px;
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 10px 12px;
    background: rgba(7, 13, 22, .42);
    border: 1px solid rgba(255, 255, 255, .24);
    border-radius: 999px;
    backdrop-filter: blur(14px);
}

.hero-arrow,
.hero-dots button {
    border: 0;
    padding: 0;
}

.hero-arrow {
    position: relative;
    width: 34px;
    height: 34px;
    background: rgba(255, 255, 255, .14);
    border-radius: 999px;
    transition: background .18s ease, transform .18s ease;
}

.hero-arrow::before {
    content: "";
    position: absolute;
    inset: 11px 10px 11px 13px;
    border-left: 2px solid #fff;
    border-bottom: 2px solid #fff;
    transform: rotate(45deg);
}

.hero-arrow.next::before {
    inset: 11px 13px 11px 10px;
    border: 0;
    border-right: 2px solid #fff;
    border-top: 2px solid #fff;
}

.hero-arrow:hover {
    background: rgba(255, 255, 255, .26);
    transform: translateY(-1px);
}

.hero-dots {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.hero-dots button {
    width: 9px;
    height: 9px;
    background: rgba(255, 255, 255, .46);
    border-radius: 999px;
    transition: width .18s ease, background .18s ease;
}

.hero-dots button.is-active {
    width: 28px;
    background: #fff;
}

.hero-content > span,
.section-head span,
.company-kicker span,
.eyebrow,
.page-hero span,
.contact-strip span,
.about-vision-copy span,
.about-text-block span,
.about-split span {
    display: inline-flex;
    margin-bottom: 14px;
    color: #7eb7ff;
    font-size: .78rem;
    font-weight: 850;
    letter-spacing: 0;
    text-transform: uppercase;
}

.hero h1,
.page-hero h1,
.detail-hero h1,
.about-vision-copy h1 {
    max-width: 760px;
    margin: 0 0 22px;
    font-size: 4.2rem;
    line-height: 1.06;
    letter-spacing: 0;
    overflow-wrap: anywhere;
}

.hero p,
.page-hero p,
.detail-hero p,
.section-head p,
.company-copy p,
.about-vision-copy p {
    max-width: 700px;
    margin: 0 0 30px;
    color: var(--muted);
    font-size: 1.06rem;
}

.hero p {
    color: rgba(255, 255, 255, .82);
}

.about-vision-hero {
    position: relative;
    display: grid;
    align-items: end;
    min-height: clamp(560px, 76svh, 760px);
    overflow: hidden;
    color: #fff;
    background: #07101a;
}

.about-vision-hero img,
.about-vision-overlay {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
}

.about-vision-hero img {
    object-fit: cover;
    transform: scale(1.02);
}

.about-vision-overlay {
    background:
        linear-gradient(90deg, rgba(5, 10, 18, .90) 0%, rgba(5, 10, 18, .68) 44%, rgba(5, 10, 18, .20) 100%),
        linear-gradient(180deg, rgba(5, 10, 18, .12), rgba(5, 10, 18, .58));
}

.about-vision-copy {
    position: relative;
    z-index: 1;
    width: min(var(--max), calc(100% - (var(--page-gutter) * 2)));
    margin-inline: auto;
    padding: clamp(128px, 16vw, 188px) 0 clamp(72px, 10vw, 116px);
}

.about-vision-copy span {
    color: #b9d8ff;
}

.about-vision-copy h1 {
    max-width: 900px;
    font-size: clamp(3rem, 6vw, 5.3rem);
}

.about-vision-copy p {
    max-width: 820px;
    margin: 0;
    color: rgba(255, 255, 255, .84);
    font-size: clamp(1.28rem, 2.2vw, 1.9rem);
    line-height: 1.55;
}

.about-text-block {
    width: min(920px, 100%);
    margin-inline: auto;
}

.about-text-block h2,
.about-split h2 {
    max-width: 900px;
    margin: 0 0 22px;
    color: var(--ink);
    font-size: clamp(2.25rem, 4.1vw, 3.8rem);
    line-height: 1.12;
    letter-spacing: 0;
    overflow-wrap: anywhere;
}

.about-text-block p,
.about-split p {
    max-width: 800px;
    margin: 0;
    color: var(--muted);
    font-size: 1.08rem;
    line-height: 1.9;
}

.about-split {
    display: grid;
    grid-template-columns: minmax(0, .95fr) minmax(0, 1fr);
    gap: clamp(34px, 6vw, 78px);
    align-items: center;
    width: min(var(--max), 100%);
    margin-inline: auto;
}

.about-split figure {
    min-height: 430px;
    margin: 0;
    overflow: hidden;
    background: #e9eef5;
    border-radius: 8px;
}

.about-split img {
    width: 100%;
    height: 100%;
    min-height: 430px;
    object-fit: cover;
    transition: transform .35s ease;
}

.about-split:hover img {
    transform: scale(1.035);
}

.about-closing-section {
    padding-top: calc(var(--section-y) * .72);
}

.hero-actions,
.detail-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 48px;
    padding: 0 20px;
    border: 1px solid var(--line);
    border-radius: 8px;
    font-weight: 820;
    transition: transform .18s ease, box-shadow .18s ease, background .18s ease, border-color .18s ease;
    will-change: transform;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 16px 34px rgba(16, 23, 34, .14);
}

.btn.primary {
    color: #fff;
    background: var(--red);
    border-color: var(--red);
}

.btn.secondary {
    color: var(--ink);
    background: #fff;
}

.btn.light {
    color: var(--ink);
    background: #fff;
    border-color: rgba(255, 255, 255, .75);
}

.hero-metrics {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 36px;
}

.hero-metrics div {
    min-width: 132px;
    padding: 15px 18px;
    background: rgba(255, 255, 255, .12);
    border: 1px solid rgba(255, 255, 255, .24);
    border-radius: var(--radius);
    backdrop-filter: blur(12px);
}

.hero-metrics strong {
    display: block;
    color: #fff;
    font-size: 1.7rem;
    line-height: 1;
}

.hero-metrics span {
    display: block;
    margin-top: 8px;
    color: rgba(255, 255, 255, .78);
    font-size: .88rem;
}

.quick-entry {
    position: relative;
    z-index: 3;
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1px;
    width: min(var(--max), calc(100% - (var(--page-gutter) * 2)));
    margin: -48px auto 0;
    background: var(--line);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    overflow: hidden;
}

.quick-entry a {
    min-height: 142px;
    padding: 24px;
    background: #fff;
    transition: background .18s ease, transform .18s ease;
}

.quick-entry a:hover {
    background: #f9fbfe;
}

.quick-entry strong,
.category-card span,
.content-card h3,
.list-panel strong,
.download-panel a strong {
    color: var(--ink);
}

.quick-entry strong {
    display: block;
    margin-bottom: 8px;
    font-size: 1.08rem;
}

.quick-entry span,
.category-card small,
.content-card p,
.list-panel span,
.download-panel span,
.contact-info p,
.rich-content,
.footer-grid p {
    color: var(--muted);
}

.logo-strip {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
    width: min(var(--max), calc(100% - (var(--page-gutter) * 2)));
    margin: 28px auto 0;
    padding: 14px;
    color: var(--ink-2);
    background: #fff;
    border: 1px solid var(--line);
    border-radius: var(--radius);
}

.logo-strip span {
    padding: 8px 14px;
    font-size: .9rem;
    font-weight: 800;
}

.company-layout {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: clamp(32px, 6vw, 78px);
    row-gap: 0;
    align-items: start;
}

.company-kicker,
.company-title,
.company-copy {
    min-width: 0;
}

.company-title h2 {
    max-width: 680px;
}

.company-copy p {
    max-width: 680px;
    margin: 0;
    color: var(--muted);
    font-size: 1.06rem;
    line-height: 1.86;
}

.section {
    padding: var(--section-y) 0;
    content-visibility: auto;
    contain-intrinsic-size: 1px 720px;
}

.section.muted {
    width: 100%;
    max-width: none;
    padding-inline: max(var(--page-gutter), calc((100% - var(--max)) / 2));
    background: linear-gradient(180deg, #f4f7fb, #fff);
}

.section-head {
    margin-bottom: 34px;
}

.section-head.narrow {
    max-width: 780px;
    text-align: center;
    margin-inline: auto;
}

.section-head h2,
.company-title h2,
.company-text-panel h3,
.contact-strip h2 {
    margin: 0 0 12px;
    color: var(--ink);
    font-size: 2.55rem;
    line-height: 1.14;
    letter-spacing: 0;
    overflow-wrap: anywhere;
}

.section-head.row {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 24px;
}

.advantage-grid,
.category-grid,
.card-grid,
.feature-grid,
.problem-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: var(--section-gap);
}

.feature-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.advantage-grid article,
.category-card,
.content-card,
.download-panel,
.contact-info,
.form-card,
.detail-aside,
.side-filter,
.empty-state,
.feature-grid article,
.problem-grid article {
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: 0 12px 34px rgba(16, 23, 34, .06);
}

.advantage-grid article {
    min-height: 230px;
    padding: 28px;
    transition: transform .2s ease, box-shadow .2s ease;
}

.advantage-grid article:hover,
.category-card:hover,
.content-card:hover,
.list-panel a:hover,
.download-panel a:hover,
.feature-grid article:hover,
.problem-grid article:hover {
    transform: translateY(-4px);
    box-shadow: 0 22px 50px rgba(16, 23, 34, .10);
}

.advantage-grid b {
    color: var(--red);
    font-size: 1rem;
}

.advantage-grid h3,
.content-card h3 {
    margin: 12px 0 8px;
    color: var(--ink);
    font-size: 1.14rem;
    line-height: 1.3;
}

.advantage-grid p,
.content-card p {
    margin-bottom: 0;
}

.feature-grid article,
.problem-grid article {
    min-height: 230px;
    transition: transform .2s ease, box-shadow .2s ease;
}

.feature-grid article {
    display: flex;
    flex-direction: row;
    min-height: 230px;
    overflow: hidden;
    background: #fff;
}

.feature-grid figure {
    position: relative;
    flex: 0 0 42%;
    width: 42%;
    min-height: 230px;
    margin: 0;
    overflow: hidden;
    background: linear-gradient(135deg, #edf4fb, #ffffff);
}

.feature-grid figure::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 52%, rgba(9, 15, 25, .26));
    pointer-events: none;
}

.feature-grid img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transform: scale(1.02);
    transition: transform .28s ease;
}

.feature-grid article:hover img {
    transform: scale(1.06);
}

.feature-grid article > div {
    display: flex;
    flex: 1;
    flex-direction: column;
    justify-content: center;
    min-width: 0;
    padding: 24px;
}

.problem-grid article {
    padding: 28px;
}

.feature-grid b {
    display: inline-grid;
    place-items: center;
    width: fit-content;
    margin-bottom: 14px;
    color: var(--blue);
    font-size: .78rem;
    font-weight: 900;
    line-height: 1;
    letter-spacing: 0;
}

.feature-grid h3,
.problem-grid h3 {
    margin: 0 0 10px;
    color: var(--ink);
    font-size: 1.16rem;
    line-height: 1.32;
}

.feature-grid p,
.problem-grid p {
    margin: 0;
    color: var(--muted);
}

.problem-section {
    padding: clamp(22px, 3vw, 34px);
    color: #fff;
    background: linear-gradient(135deg, #0b111b, #102844 58%, #123d35);
    border-radius: var(--radius);
}

.problem-media {
    display: grid;
    grid-template-columns: minmax(0, .95fr) minmax(0, 1.05fr);
    gap: clamp(28px, 5vw, 70px);
    align-items: center;
    min-height: 420px;
}

.problem-media figure {
    position: relative;
    min-height: 360px;
    margin: 0;
    overflow: hidden;
    border-radius: calc(var(--radius) - 2px);
    background: rgba(255, 255, 255, .08);
}

.problem-media img {
    width: 100%;
    height: 100%;
    min-height: 360px;
    object-fit: cover;
    transition: transform .3s ease;
}

.problem-media:hover img {
    transform: scale(1.04);
}

.problem-copy h2 {
    max-width: 720px;
    margin: 0 0 18px;
    color: #fff;
    font-size: 3.05rem;
    line-height: 1.12;
    letter-spacing: 0;
}

.problem-copy p {
    max-width: 650px;
    margin: 0;
    color: rgba(255, 255, 255, .78);
    font-size: 1.06rem;
    line-height: 1.88;
}

.category-card {
    display: grid;
    align-content: space-between;
    gap: 18px;
    min-height: 132px;
    padding: 22px;
    overflow: hidden;
    transition: transform .2s ease, box-shadow .2s ease;
}

.category-card span {
    font-size: 1.08rem;
    font-weight: 850;
}

.category-card small {
    font-size: .86rem;
    font-weight: 820;
}

.content-card {
    min-width: 0;
    overflow: hidden;
    transition: transform .2s ease, box-shadow .2s ease;
}

.content-card a {
    display: flex;
    height: 100%;
    flex-direction: column;
}

.content-card img {
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
    background: #eef2f7;
}

.file-card-preview {
    --file-accent: var(--blue);
    --file-bg: #eef6ff;
    position: relative;
    display: grid;
    align-content: space-between;
    gap: 10px;
    overflow: hidden;
    color: var(--ink);
    background:
        linear-gradient(135deg, rgba(255, 255, 255, .9), rgba(255, 255, 255, .58)),
        linear-gradient(135deg, var(--file-bg), #fff);
    border: 1px solid rgba(20, 86, 160, .14);
    border-radius: var(--radius);
}

.file-card-preview::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
        linear-gradient(90deg, rgba(20, 86, 160, .08) 1px, transparent 1px),
        linear-gradient(180deg, rgba(20, 86, 160, .06) 1px, transparent 1px);
    background-size: 18px 18px;
    mask-image: linear-gradient(135deg, rgba(0, 0, 0, .9), transparent 72%);
    pointer-events: none;
}

.file-card-preview::after {
    content: "";
    position: absolute;
    right: -18px;
    bottom: 14px;
    width: 88px;
    height: 18px;
    background: var(--file-accent);
    opacity: .16;
    transform: rotate(-34deg);
}

.file-card-preview .file-type {
    position: relative;
    z-index: 1;
    width: fit-content;
    padding: 7px 10px;
    color: #fff;
    background: var(--file-accent);
    border-radius: 6px;
    font-size: .84rem;
    font-weight: 900;
    line-height: 1;
}

.file-card-preview strong,
.file-card-preview small {
    position: relative;
    z-index: 1;
    display: block;
}

.file-card-preview strong {
    color: var(--ink);
    font-size: .98rem;
    line-height: 1.25;
}

.file-card-preview small {
    width: fit-content;
    padding: 5px 8px;
    color: var(--file-accent);
    background: rgba(255, 255, 255, .72);
    border: 1px solid rgba(20, 86, 160, .14);
    border-radius: 999px;
    font-size: .74rem;
    font-weight: 850;
}

.file-card-preview.is-pdf {
    --file-accent: var(--red);
    --file-bg: #fff0f2;
}

.file-card-preview.is-doc {
    --file-accent: var(--blue);
    --file-bg: #eef6ff;
}

.file-card-preview.is-xls {
    --file-accent: var(--green);
    --file-bg: #eefbf6;
}

.file-card-preview.is-zip {
    --file-accent: var(--orange);
    --file-bg: #fff5e8;
}

.file-card-preview.is-info {
    --file-accent: var(--blue-2);
    --file-bg: #eef4fb;
}

.content-file-card {
    width: 100%;
    aspect-ratio: 4 / 3;
    margin: 0;
    padding: 18px;
    border-radius: 0;
}

.content-card div {
    display: flex;
    flex: 1;
    flex-direction: column;
    padding: 20px;
}

.content-card small {
    color: var(--blue);
    font-size: .78rem;
    font-weight: 850;
    text-transform: uppercase;
}

.content-card .file-card-preview small {
    color: var(--file-accent);
    font-size: .74rem;
    text-transform: none;
}

.product-showcase .content-card:first-child {
    grid-column: span 2;
}

.scenario-pills {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 24px;
}

.scenario-pills a {
    padding: 8px 11px;
    color: #fff;
    background: rgba(255, 255, 255, .10);
    border: 1px solid rgba(255, 255, 255, .18);
    border-radius: 999px;
    font-size: .88rem;
    font-weight: 720;
}

.list-panel {
    display: grid;
    gap: 12px;
}

.list-panel a {
    display: grid;
    gap: 6px;
    padding: 20px;
    background: rgba(255, 255, 255, .08);
    border: 1px solid rgba(255, 255, 255, .16);
    border-radius: var(--radius);
    transition: transform .2s ease, background .2s ease;
}

.list-panel strong {
    color: #fff;
}

.list-panel span {
    color: rgba(255, 255, 255, .72);
}

.resource-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(320px, .42fr);
    gap: 18px;
    align-items: start;
}

.download-panel {
    display: grid;
    gap: 10px;
    padding: 22px;
}

.download-panel a {
    display: grid;
    gap: 4px;
    padding: 16px;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    transition: transform .2s ease, box-shadow .2s ease;
}

.download-panel a span {
    color: var(--blue);
    font-size: .76rem;
    font-weight: 850;
    text-transform: uppercase;
}

.contact-strip {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 28px;
    margin-bottom: 24px;
    padding: 44px 48px;
    color: #fff;
    background: linear-gradient(135deg, #111827, #1e3b62);
    border-radius: var(--radius);
}

.contact-strip h2,
.contact-strip span {
    color: #fff;
}

.contact-strip p {
    max-width: 660px;
    margin: 0;
    color: rgba(255, 255, 255, .74);
}

.page-hero,
.detail-hero {
    margin-top: 46px;
    padding: 68px 0 54px;
}

.contact-hero {
    margin-top: 18px;
    padding: 28px 0 18px;
}

.contact-hero h1 {
    margin-bottom: 12px;
}

.contact-hero p {
    margin-bottom: 0;
}

.page-hero span,
.detail-hero .breadcrumb,
.section-head span {
    color: var(--blue);
}

.page-hero h1,
.detail-hero h1 {
    color: var(--ink);
}

.search-hero-form {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 12px;
    max-width: 720px;
}

.search-hero-form input {
    min-height: 48px;
    padding: 0 16px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    outline: 0;
}

.two-col {
    display: grid;
    grid-template-columns: 260px minmax(0, 1fr);
    gap: 28px;
}

.product-catalog {
    display: grid;
    grid-template-columns: minmax(240px, 300px) minmax(0, 1fr);
    gap: clamp(28px, 3.4vw, 48px);
    align-items: start;
    padding-top: 36px;
}

.download-catalog {
    display: grid;
    grid-template-columns: minmax(240px, 300px) minmax(0, 1fr);
    gap: clamp(28px, 3.4vw, 48px);
    align-items: start;
    padding-top: 36px;
}

.side-filter {
    align-self: start;
    overflow: hidden;
}

.product-category-nav {
    position: sticky;
    top: 126px;
    align-self: start;
    overflow: hidden;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: 0 18px 54px rgba(16, 23, 34, .07);
}

.side-filter h2 {
    margin: 0;
    padding: 18px 20px;
    color: var(--ink);
    font-size: 1.08rem;
}

.product-category-nav h2 {
    margin: 0;
    padding: 20px 22px;
    color: var(--ink);
    background: #f7f9fc;
    border-bottom: 1px solid var(--line);
    font-size: 1.06rem;
}

.side-filter a {
    display: block;
    padding: 12px 20px;
    color: var(--muted);
    border-top: 1px solid var(--line);
    transition: color .18s ease, background .18s ease;
}

.product-category-nav a {
    display: flex;
    align-items: center;
    min-height: 50px;
    padding: 13px 22px;
    color: var(--ink-2);
    border-top: 1px solid var(--line);
    font-size: .95rem;
    font-weight: 780;
    transition: color .18s ease, background .18s ease, padding-left .18s ease;
}

.side-filter a:hover,
.side-filter a.is-current {
    color: var(--blue);
    background: rgba(20, 86, 160, .08);
}

.download-results {
    min-width: 0;
}

.download-list {
    display: grid;
    gap: 12px;
}

.download-list-item {
    display: grid;
    grid-template-columns: 132px minmax(0, 1fr) auto;
    gap: 18px;
    align-items: center;
    padding: 14px 18px 14px 14px;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: 0 10px 28px rgba(16, 23, 34, .055);
    transition: border-color .18s ease, box-shadow .18s ease, transform .18s ease;
}

.download-list-item:hover {
    border-color: rgba(20, 86, 160, .24);
    box-shadow: 0 18px 42px rgba(16, 23, 34, .09);
    transform: translateY(-2px);
}

.download-file-card {
    width: 132px;
    min-height: 108px;
    padding: 14px;
}

.download-list-main {
    min-width: 0;
}

.download-list-main span {
    display: block;
    margin-bottom: 6px;
    color: var(--blue);
    font-size: .78rem;
    font-weight: 850;
    text-transform: uppercase;
}

.download-list-main h3 {
    margin: 0 0 6px;
    color: var(--ink);
    font-size: 1.12rem;
    line-height: 1.35;
}

.download-list-main p {
    margin: 0;
    color: var(--muted);
    line-height: 1.65;
}

.download-list-action {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 104px;
    min-height: 42px;
    padding: 8px 14px;
    color: #fff;
    background: var(--blue);
    border-radius: var(--radius);
    font-size: .92rem;
    font-weight: 850;
    white-space: nowrap;
}

.product-category-nav a:hover,
.product-category-nav a.is-current {
    color: var(--blue);
    background: rgba(20, 86, 160, .075);
}

.product-category-nav a:hover {
    padding-left: 26px;
}

.product-category-nav a.is-current {
    box-shadow: inset 4px 0 0 var(--blue);
}

.product-results {
    min-width: 0;
}

.product-brand-intro {
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(220px, .72fr);
    gap: 26px;
    align-items: center;
    margin-bottom: 22px;
    padding: clamp(22px, 3vw, 34px);
    overflow: hidden;
    background: linear-gradient(135deg, #f7f9fc, #fff);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: 0 16px 44px rgba(16, 23, 34, .06);
}

.product-brand-intro span {
    display: inline-flex;
    margin-bottom: 12px;
    color: var(--blue);
    font-size: .78rem;
    font-weight: 850;
    letter-spacing: 0;
    text-transform: uppercase;
}

.product-brand-intro h2 {
    max-width: 760px;
    margin: 0 0 12px;
    color: var(--ink);
    font-size: 2rem;
    line-height: 1.18;
    letter-spacing: 0;
}

.product-brand-intro p {
    max-width: 760px;
    margin: 0;
    color: var(--muted);
    line-height: 1.82;
}

.product-brand-intro img {
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: contain;
    padding: 18px;
    background: #eef3f8;
    border-radius: var(--radius);
}

.product-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 22px;
    padding: 18px 20px;
    color: var(--muted);
    background: #f7f9fc;
    border: 1px solid var(--line);
    border-radius: var(--radius);
}

.product-toolbar span {
    display: block;
    color: var(--ink);
    font-size: 1.14rem;
    font-weight: 850;
}

.product-toolbar p {
    margin: 3px 0 0;
    color: var(--muted);
    font-size: .92rem;
}

.product-toolbar strong {
    flex: 0 0 auto;
    padding: 7px 10px;
    color: var(--blue);
    background: #fff;
    border: 1px solid rgba(20, 86, 160, .18);
    border-radius: var(--radius);
    font-size: .92rem;
    font-weight: 820;
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: var(--section-gap);
}

.product-grid .content-card img {
    aspect-ratio: auto;
}

.product-grid .content-card h3 {
    min-height: 2.7em;
    margin-top: 10px;
}

.product-content-card {
    overflow: visible;
}

.product-content-card img {
    display: block;
    width: 100%;
    height: clamp(280px, 22vw, 320px);
    aspect-ratio: auto;
    padding: 18px;
    object-fit: contain;
    object-position: center center;
    background: #fff;
    border-bottom: 1px solid rgba(25, 45, 72, .08);
    border-radius: var(--radius) var(--radius) 0 0;
    box-shadow: inset 0 0 0 1px rgba(25, 45, 72, .04);
}

.case-hero {
    position: relative;
    min-height: clamp(620px, calc(100svh - 106px), 760px);
    overflow: hidden;
    color: #fff;
    background: #0b111b;
}

.case-hero > img,
.case-hero-overlay {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
}

.case-hero > img {
    object-fit: cover;
    object-position: center 52%;
    transform: scale(1.01);
}

.case-hero-overlay {
    background:
        linear-gradient(90deg, rgba(5, 12, 22, .92) 0%, rgba(5, 12, 22, .78) 42%, rgba(5, 12, 22, .28) 78%, rgba(5, 12, 22, .18) 100%),
        linear-gradient(180deg, rgba(5, 12, 22, .22), rgba(5, 12, 22, .66));
}

.case-hero-inner {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: minmax(0, .9fr) minmax(360px, .52fr);
    gap: clamp(32px, 5vw, 72px);
    align-items: end;
    width: min(var(--max), calc(100% - (var(--page-gutter) * 2)));
    min-height: inherit;
    margin-inline: auto;
    padding: clamp(72px, 10vw, 132px) 0 clamp(36px, 5vw, 72px);
}

.case-hero-copy {
    max-width: 820px;
}

.case-hero-copy span,
.case-architecture-copy > span,
.case-scenario-grid span {
    display: inline-flex;
    margin-bottom: 12px;
    color: #8cc7ff;
    font-size: .78rem;
    font-weight: 900;
    letter-spacing: 0;
    text-transform: uppercase;
}

.case-hero-copy h1 {
    max-width: 900px;
    margin: 0 0 20px;
    color: #fff;
    font-size: clamp(3rem, 6.5vw, 5.8rem);
    line-height: .98;
    letter-spacing: 0;
}

.case-hero-copy p {
    max-width: 680px;
    margin: 0;
    color: rgba(255, 255, 255, .78);
    font-size: 1.12rem;
    line-height: 1.82;
}

.case-hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 30px;
}

.case-hero-metrics {
    display: grid;
    gap: 1px;
    overflow: hidden;
    background: rgba(255, 255, 255, .24);
    border: 1px solid rgba(255, 255, 255, .24);
    border-radius: var(--radius);
    backdrop-filter: blur(16px);
}

.case-hero-metrics div {
    padding: 22px 24px;
    background: rgba(8, 16, 29, .58);
}

.case-hero-metrics strong {
    display: block;
    color: #fff;
    font-size: 1.24rem;
    line-height: 1.25;
}

.case-hero-metrics span {
    display: block;
    margin-top: 4px;
    color: rgba(255, 255, 255, .72);
    font-size: .92rem;
}

.case-scenario-grid,
.case-delivery-grid,
.case-record-grid {
    display: grid;
    gap: var(--section-gap);
}

.case-scenario-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.case-scenario-grid article,
.case-delivery-grid article,
.case-record-card {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: 0 14px 38px rgba(16, 23, 34, .06);
    transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}

.case-scenario-grid article {
    min-height: 300px;
    padding: 28px;
}

.case-scenario-grid article:hover,
.case-delivery-grid article:hover,
.case-record-card:hover {
    border-color: rgba(20, 86, 160, .26);
    box-shadow: 0 24px 56px rgba(16, 23, 34, .11);
    transform: translateY(-4px);
}

.case-scenario-grid span {
    color: var(--blue);
}

.case-scenario-grid h3,
.case-delivery-grid h3,
.case-record-card h3 {
    margin: 0 0 12px;
    color: var(--ink);
    font-size: 1.22rem;
    line-height: 1.32;
}

.case-scenario-grid p,
.case-delivery-grid p,
.case-record-card p {
    margin: 0;
    color: var(--muted);
    line-height: 1.76;
}

.case-architecture-section {
    width: 100%;
    max-width: none;
    padding-inline: max(var(--page-gutter), calc((100% - var(--max)) / 2));
    background: #f4f7fb;
}

.case-architecture {
    display: grid;
    grid-template-columns: minmax(0, 1.08fr) minmax(360px, .92fr);
    gap: clamp(34px, 5vw, 72px);
    align-items: center;
    width: min(var(--max), 100%);
    margin-inline: auto;
}

.case-architecture figure {
    margin: 0;
    overflow: hidden;
    border-radius: var(--radius);
    background: #dbe5f0;
    box-shadow: 0 26px 70px rgba(16, 23, 34, .14);
}

.case-architecture img {
    width: 100%;
    min-height: 520px;
    object-fit: cover;
}

.case-architecture-copy > span {
    color: var(--blue);
}

.case-architecture-copy h2 {
    margin: 0 0 16px;
    color: var(--ink);
    font-size: clamp(2.2rem, 4vw, 4.4rem);
    line-height: 1.02;
    letter-spacing: 0;
}

.case-architecture-copy p {
    margin: 0 0 26px;
    color: var(--muted);
    font-size: 1.05rem;
    line-height: 1.86;
}

.case-architecture-list {
    display: grid;
    gap: 12px;
}

.case-architecture-list div {
    display: grid;
    grid-template-columns: 44px minmax(0, 1fr);
    gap: 4px 14px;
    align-items: start;
    padding: 18px 0;
    border-top: 1px solid var(--line);
}

.case-architecture-list b {
    grid-row: span 2;
    color: var(--red);
    font-size: .94rem;
}

.case-architecture-list strong {
    color: var(--ink);
    font-size: 1rem;
}

.case-architecture-list small {
    color: var(--muted);
    font-size: .92rem;
    line-height: 1.55;
}

.case-delivery-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.case-delivery-grid article {
    min-height: 210px;
    padding: 26px;
}

.case-delivery-grid b {
    display: inline-flex;
    margin-bottom: 18px;
    color: var(--red);
    font-size: 1rem;
    font-weight: 900;
}

.case-filter-pills {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: 8px;
    max-width: 620px;
}

.case-filter-pills a {
    display: inline-flex;
    align-items: center;
    min-height: 38px;
    padding: 7px 12px;
    color: var(--ink-2);
    background: #fff;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    font-size: .9rem;
    font-weight: 780;
    transition: color .18s ease, border-color .18s ease, background .18s ease;
}

.case-filter-pills a:hover,
.case-filter-pills a.is-current {
    color: var(--blue);
    background: rgba(20, 86, 160, .08);
    border-color: rgba(20, 86, 160, .24);
}

.case-record-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.case-record-card {
    overflow: hidden;
}

.case-record-card a {
    display: grid;
    height: 100%;
}

.case-record-card figure {
    margin: 0;
    overflow: hidden;
    background: #eef2f7;
}

.case-record-card img {
    width: 100%;
    aspect-ratio: 16 / 10;
    object-fit: cover;
    transition: transform .28s ease;
}

.case-record-card:hover img {
    transform: scale(1.045);
}

.case-record-card div {
    display: flex;
    flex-direction: column;
    padding: 22px;
}

.case-record-card span {
    color: var(--blue);
    font-size: .78rem;
    font-weight: 850;
}

.case-record-card small {
    margin-top: auto;
    padding-top: 18px;
    color: var(--blue);
    font-weight: 850;
}

.empty-state {
    grid-column: 1 / -1;
    padding: 28px;
    color: var(--muted);
}

.detail-hero {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(320px, 520px);
    gap: 44px;
    align-items: center;
}

.product-detail-hero {
    grid-template-columns: minmax(0, 1fr) minmax(620px, 660px);
    gap: clamp(32px, 4.5vw, 56px);
    align-items: center;
    min-height: 0;
    margin-top: 14px;
    padding: 18px 0 8px;
}

.detail-copy {
    min-width: 0;
}

.detail-hero h1 {
    font-size: 3rem;
}

.product-detail-hero h1 {
    font-size: clamp(2.45rem, 4vw, 3.4rem);
}

.detail-cover {
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
    background: #eef2f7;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.download-detail-page {
    padding-bottom: 28px;
}

.download-hero {
    width: min(var(--max), calc(100% - (var(--page-gutter) * 2)));
    margin-inline: auto;
}

.download-hero {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(320px, 460px);
    align-items: center;
    gap: clamp(28px, 4vw, 56px);
    margin-top: 34px;
    padding: 46px 0 34px;
}

.download-hero-copy {
    min-width: 0;
}

.download-hero-copy > span {
    display: inline-flex;
    margin-bottom: 12px;
    color: var(--blue);
    font-size: .78rem;
    font-weight: 850;
    text-transform: uppercase;
}

.download-hero h1 {
    max-width: 820px;
    margin: 0 0 16px;
    color: var(--ink);
    font-size: clamp(2.35rem, 4.6vw, 4rem);
    line-height: 1.08;
    letter-spacing: 0;
}

.download-hero p {
    max-width: 740px;
    margin: 0;
    color: var(--muted);
    font-size: 1.06rem;
    line-height: 1.78;
}

.download-hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 28px;
}

.download-hero-visual {
    min-width: 0;
}

.download-hero-visual > img {
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
    background: #eef4fb;
    border: 1px solid rgba(20, 86, 160, .14);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.device-placeholder-card {
    position: relative;
    display: grid;
    align-content: end;
    min-height: 360px;
    padding: 28px;
    overflow: hidden;
    color: #fff;
    background:
        radial-gradient(circle at 74% 24%, rgba(126, 183, 255, .36), transparent 30%),
        linear-gradient(135deg, #0b2746, #1456a0 52%, #102033);
    border: 1px solid rgba(126, 183, 255, .28);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.signal-ripple,
.device-placeholder-card::before,
.device-placeholder-card::after {
    position: absolute;
    pointer-events: none;
    content: "";
}

.signal-ripple {
    top: 48px;
    right: 44px;
    width: 180px;
    height: 180px;
    border: 1px solid rgba(255, 255, 255, .22);
    border-radius: 50%;
}

.signal-ripple::before,
.signal-ripple::after {
    position: absolute;
    inset: 28px;
    content: "";
    border: 1px solid rgba(255, 255, 255, .18);
    border-radius: 50%;
}

.signal-ripple::after {
    inset: 58px;
}

.device-placeholder-card::before {
    inset: 0;
    background:
        linear-gradient(90deg, rgba(255, 255, 255, .08) 1px, transparent 1px),
        linear-gradient(180deg, rgba(255, 255, 255, .06) 1px, transparent 1px);
    background-size: 24px 24px;
    mask-image: linear-gradient(135deg, rgba(0, 0, 0, .88), transparent 72%);
}

.device-placeholder-card::after {
    right: -38px;
    bottom: 54px;
    width: 170px;
    height: 26px;
    background: rgba(255, 255, 255, .16);
    transform: rotate(-32deg);
}

.radio-symbol {
    position: absolute;
    top: 66px;
    left: 50%;
    width: 138px;
    height: 184px;
    fill: rgba(255, 255, 255, .16);
    stroke: rgba(255, 255, 255, .72);
    stroke-width: 5;
    stroke-linecap: round;
    stroke-linejoin: round;
    transform: translateX(-50%);
}

.device-placeholder-card div {
    position: relative;
    z-index: 1;
}

.device-placeholder-card strong {
    display: block;
    max-width: 16em;
    color: #fff;
    font-size: 1.32rem;
    line-height: 1.25;
}

.device-placeholder-card span {
    display: block;
    margin-top: 8px;
    color: rgba(255, 255, 255, .72);
    font-size: .86rem;
    font-weight: 850;
    text-transform: uppercase;
}

.product-gallery {
    position: relative;
    display: grid;
    grid-template-columns: 96px minmax(500px, 560px);
    gap: 12px;
    align-items: start;
    width: 100%;
    max-width: 668px;
    min-width: 0;
    justify-self: end;
}

.product-gallery.is-empty {
    grid-template-columns: minmax(500px, 560px);
    max-width: 560px;
}

.product-gallery-stage {
    position: relative;
    grid-column: 2;
    grid-row: 1;
    overflow: hidden;
    background: #fff;
    border: 1px solid rgba(25, 45, 72, .10);
    border-radius: var(--radius);
    box-shadow: 0 22px 54px rgba(16, 31, 56, .10);
}

.product-gallery-stage::after {
    display: none;
}

.product-gallery-main {
    --gallery-main-pad-x: 28px;
    --gallery-main-pad-y: 20px;
    position: relative;
    display: grid;
    place-items: center;
    width: 560px;
    height: 660px;
    padding: 0;
    overflow: hidden;
    background: transparent;
    border: 0;
    cursor: zoom-in;
}

.product-gallery-main img,
.product-gallery-thumb img {
    display: block;
    background: transparent;
    border: 0;
    border-radius: 0;
    box-shadow: none;
}

.product-gallery-main img {
    position: absolute;
    top: 50%;
    left: 50%;
    width: min(90%, calc(100% - (var(--gallery-main-pad-x) * 2)));
    height: calc(100% - (var(--gallery-main-pad-y) * 2));
    max-width: min(90%, calc(100% - (var(--gallery-main-pad-x) * 2)));
    max-height: calc(100% - (var(--gallery-main-pad-y) * 2));
    object-fit: contain;
    object-position: center center;
    margin: auto;
    transform: translate(-50%, -50%);
    transition: opacity .25s ease, transform .25s ease;
}

.product-gallery-arrow {
    position: absolute;
    top: 50%;
    z-index: 2;
    display: grid;
    place-items: center;
    width: 42px;
    height: 42px;
    opacity: 0;
    background: rgba(255, 255, 255, .78);
    border: 1px solid rgba(25, 45, 72, .12);
    border-radius: 999px;
    box-shadow: 0 14px 34px rgba(20, 35, 62, .16);
    backdrop-filter: blur(12px);
    cursor: pointer;
    pointer-events: none;
    transition: opacity .25s ease, transform .25s ease, background .25s ease, border-color .25s ease, box-shadow .25s ease;
}

.product-gallery-arrow::before {
    content: "";
    width: 9px;
    height: 9px;
    border-top: 2px solid var(--ink);
    border-right: 2px solid var(--ink);
}

.product-gallery-arrow.prev {
    left: 14px;
    transform: translate(-10px, -50%);
}

.product-gallery-arrow.next {
    right: 14px;
    transform: translate(10px, -50%);
}

.product-gallery-arrow.prev::before {
    transform: rotate(-135deg);
}

.product-gallery-arrow.next::before {
    transform: rotate(45deg);
}

.product-gallery-stage:hover .product-gallery-arrow,
.product-gallery-stage:focus-within .product-gallery-arrow {
    opacity: 1;
    pointer-events: auto;
}

.product-gallery-stage:hover .product-gallery-arrow.prev,
.product-gallery-stage:focus-within .product-gallery-arrow.prev {
    transform: translate(0, -50%);
}

.product-gallery-stage:hover .product-gallery-arrow.next,
.product-gallery-stage:focus-within .product-gallery-arrow.next {
    transform: translate(0, -50%);
}

.product-gallery-stage:hover .product-gallery-arrow.prev:hover,
.product-gallery-stage:focus-within .product-gallery-arrow.prev:hover,
.product-gallery-stage:hover .product-gallery-arrow.next:hover,
.product-gallery-stage:focus-within .product-gallery-arrow.next:hover {
    background: #fff;
    border-color: rgba(20, 86, 160, .28);
    box-shadow: 0 18px 38px rgba(20, 35, 62, .20);
    transform: translate(0, -50%) scale(1.04);
}

.product-gallery-thumbs {
    display: grid;
    grid-column: 1;
    grid-row: 1;
    grid-template-columns: 1fr;
    gap: 8px;
    align-content: start;
    justify-content: stretch;
}

.product-gallery-thumb {
    position: relative;
    display: grid;
    place-items: center;
    width: 100%;
    min-width: 0;
    height: 96px;
    padding: 7px;
    overflow: visible;
    background: #fff;
    border: 1px solid rgba(25, 45, 72, .14);
    border-radius: 8px;
    cursor: pointer;
    transition: border-color .2s ease, box-shadow .2s ease, transform .2s ease, background .2s ease;
}

.product-gallery-thumb img {
    position: absolute;
    inset: 7px;
    width: calc(100% - 14px);
    height: calc(100% - 14px);
    max-width: calc(100% - 14px);
    max-height: calc(100% - 14px);
    object-fit: contain;
    object-position: center center;
    margin: auto;
}

.product-gallery-thumb:hover {
    border-color: rgba(20, 86, 160, .36);
    box-shadow: 0 12px 28px rgba(20, 86, 160, .12);
    transform: translateY(-1px);
}

.product-gallery-thumb.is-current {
    background: #fff;
    border-color: var(--blue);
    box-shadow: 0 0 0 2px rgba(20, 86, 160, .16), 0 14px 30px rgba(20, 86, 160, .14);
    transform: translateY(-1px);
}

.product-gallery-placeholder {
    position: relative;
    display: grid;
    align-content: end;
    width: 560px;
    height: 660px;
    min-height: 660px;
    padding: 20px;
    overflow: hidden;
    color: #fff;
    background:
        radial-gradient(circle at 72% 22%, rgba(126, 183, 255, .42), transparent 30%),
        radial-gradient(circle at 18% 82%, rgba(77, 210, 255, .22), transparent 34%),
        linear-gradient(135deg, #071f3d, #1456a0 52%, #0d2744);
    border: 1px solid rgba(126, 183, 255, .28);
    border-radius: var(--radius);
    box-shadow: 0 18px 46px rgba(16, 31, 56, .15);
}

.product-gallery-placeholder::before,
.product-gallery-placeholder::after {
    position: absolute;
    pointer-events: none;
    content: "";
}

.product-gallery-placeholder::before {
    right: -72px;
    bottom: -88px;
    width: 280px;
    height: 280px;
    border: 1px solid rgba(255, 255, 255, .14);
    border-radius: 50%;
}

.product-gallery-placeholder::after {
    inset: 0;
    background:
        linear-gradient(90deg, rgba(255, 255, 255, .08) 1px, transparent 1px),
        linear-gradient(180deg, rgba(255, 255, 255, .06) 1px, transparent 1px);
    background-size: 36px 36px;
    mask-image: linear-gradient(135deg, transparent 12%, #000 52%, transparent 100%);
    opacity: .38;
}

.product-placeholder-symbol {
    position: absolute;
    top: 72px;
    left: 50%;
    width: 184px;
    height: 184px;
    fill: rgba(255, 255, 255, .15);
    stroke: rgba(255, 255, 255, .78);
    stroke-width: 5;
    stroke-linecap: round;
    stroke-linejoin: round;
    transform: translateX(-50%);
}

.product-gallery-placeholder div:not(.signal-ripple) {
    position: relative;
    z-index: 1;
}

.product-gallery-placeholder strong {
    display: block;
    max-width: 17em;
    color: #fff;
    font-size: 1.34rem;
    line-height: 1.24;
}

.product-gallery-placeholder span {
    display: block;
    margin-top: 8px;
    color: rgba(255, 255, 255, .76);
    font-size: .84rem;
    font-weight: 850;
    letter-spacing: .08em;
    text-transform: uppercase;
}

.product-gallery-lightbox {
    position: fixed;
    inset: 0;
    z-index: 120;
    display: grid;
    place-items: center;
    width: 100vw;
    height: 100vh;
    height: 100dvh;
    padding: 0;
    opacity: 0;
    overflow: hidden;
    pointer-events: none;
    transition: opacity .22s ease;
}

.product-gallery-lightbox.is-open {
    opacity: 1;
    pointer-events: auto;
}

.product-gallery-lightbox[hidden] {
    display: none;
}

.product-gallery-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(8, 15, 28, .88);
    border: 0;
    cursor: zoom-out;
}

.product-gallery-dialog {
    position: relative;
    z-index: 1;
    display: grid;
    place-items: center;
    width: 100vw;
    height: 100vh;
    height: 100dvh;
    padding: clamp(14px, 3vw, 34px);
    overflow: hidden;
    background: transparent;
    cursor: zoom-in;
}

.product-gallery-dialog img {
    display: block;
    width: auto;
    height: auto;
    max-width: calc(100vw - clamp(28px, 6vw, 68px));
    max-height: calc(100vh - clamp(28px, 6vw, 68px));
    max-height: calc(100dvh - clamp(28px, 6vw, 68px));
    background: transparent;
    border: 0;
    border-radius: 0;
    box-shadow: none;
    object-fit: contain;
    cursor: zoom-in;
    transform: scale(1);
    transform-origin: center center;
    transition: transform .22s ease;
}

.product-gallery-lightbox.is-zoomed .product-gallery-dialog {
    cursor: zoom-out;
}

.product-gallery-lightbox.is-zoomed .product-gallery-dialog img {
    cursor: zoom-out;
    transform: scale(1.85);
}

.product-gallery-close {
    position: absolute;
    z-index: 2;
    top: clamp(12px, 2vw, 24px);
    right: clamp(12px, 2vw, 24px);
    width: 44px;
    height: 44px;
    background: rgba(255, 255, 255, .14);
    border: 1px solid rgba(255, 255, 255, .26);
    border-radius: 999px;
    box-shadow: 0 12px 28px rgba(0, 0, 0, .18);
    backdrop-filter: blur(14px);
    cursor: pointer;
}

.product-gallery-close::before,
.product-gallery-close::after {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    width: 16px;
    height: 2px;
    background: #fff;
    border-radius: 2px;
}

.product-gallery-close::before {
    transform: translate(-50%, -50%) rotate(45deg);
}

.product-gallery-close::after {
    transform: translate(-50%, -50%) rotate(-45deg);
}

.breadcrumb {
    font-weight: 850;
}

.detail-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 330px;
    gap: 34px;
}

.product-detail-layout {
    grid-template-columns: minmax(0, 1fr);
    padding-top: 10px;
    padding-bottom: 10px;
}

.rich-content {
    font-size: 1.02rem;
}

.rich-content h2,
.rich-content h3 {
    color: var(--ink);
}

.rich-content img {
    border-radius: var(--radius);
}

.detail-aside {
    align-self: start;
    padding: 24px;
}

.detail-aside h2 {
    margin: 0 0 14px;
    color: var(--ink);
    font-size: 1.06rem;
}

.detail-aside p {
    display: flex;
    justify-content: space-between;
    gap: 14px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--line);
}

.detail-aside span {
    color: var(--muted);
}

.detail-aside pre {
    white-space: pre-wrap;
    color: var(--ink-2);
    font-family: "SFMono-Regular", Consolas, monospace;
    font-size: .92rem;
}

.contact-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(320px, .72fr);
    gap: 28px;
}

.contact-section {
    padding-top: 18px;
    padding-bottom: 46px;
    contain-intrinsic-size: 1px 560px;
}

.contact-info,
.form-card {
    padding: 24px;
}

.contact-info h2 {
    margin-top: 0;
    color: var(--ink);
}

.contact-info p {
    display: grid;
    grid-template-columns: 72px 1fr;
    gap: 14px;
}

.contact-wechat-panel {
    display: grid;
    align-content: start;
    justify-items: center;
    text-align: center;
}

.contact-wechat-card {
    display: grid;
    justify-items: center;
    gap: 12px;
    width: 100%;
}

.contact-wechat-card img,
.contact-wechat-placeholder {
    width: min(260px, 100%);
    aspect-ratio: 1 / 1;
    padding: 12px;
    background: #fff;
    border: 1px solid rgba(20, 86, 160, .14);
    border-radius: var(--radius);
    box-shadow: 0 18px 42px rgba(16, 23, 34, .10);
}

.contact-wechat-card img {
    object-fit: contain;
}

.contact-wechat-placeholder {
    display: grid;
    place-items: center;
    color: var(--blue);
    background:
        linear-gradient(135deg, rgba(20, 86, 160, .08), rgba(255, 255, 255, .92)),
        #fff;
    font-weight: 850;
}

.contact-wechat-card strong {
    color: var(--ink);
    font-size: 1.08rem;
}

.contact-wechat-card small {
    color: var(--muted);
    font-weight: 760;
}

.form-card {
    display: grid;
    gap: 12px;
}

.form-card label {
    display: grid;
    gap: 7px;
    color: var(--ink-2);
    font-weight: 800;
}

.form-card input,
.form-card textarea {
    width: 100%;
    padding: 11px 13px;
    color: var(--ink);
    background: #fff;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    outline: none;
    transition: border-color .18s ease, box-shadow .18s ease;
}

.form-card input:focus,
.form-card textarea:focus,
.search-hero-form input:focus {
    border-color: rgba(20, 86, 160, .48);
    box-shadow: 0 0 0 4px rgba(20, 86, 160, .10);
}

.flash {
    padding: 12px 14px;
    color: #075985;
    background: #e0f2fe;
    border: 1px solid #bae6fd;
    border-radius: var(--radius);
}

.flash.error {
    color: #9f1239;
    background: #fff1f2;
    border-color: #fecdd3;
}

.site-footer {
    width: 100%;
    padding: 58px max(var(--page-gutter), calc((100% - var(--max)) / 2)) 26px;
    color: rgba(255, 255, 255, .70);
    background: #070d16;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.2fr .7fr .7fr 1fr;
    gap: 34px;
}

.footer-grid strong {
    display: block;
    color: #fff;
    font-size: 1.12rem;
}

.footer-grid span {
    display: block;
    margin-bottom: 10px;
    color: #fff;
    font-weight: 850;
}

.footer-grid a {
    display: block;
    margin: 6px 0;
    color: rgba(255, 255, 255, .72);
}

.footer-cta {
    width: fit-content;
    padding: 8px 12px;
    color: #fff !important;
    background: rgba(197, 31, 50, .92);
    border-radius: var(--radius);
    font-weight: 800;
}

.footer-wechat-card {
    display: grid;
    justify-items: start;
    gap: 9px;
}

.footer-wechat-card img,
.footer-wechat-placeholder {
    width: 136px;
    height: 136px;
    padding: 8px;
    background: #fff;
    border-radius: var(--radius);
}

.footer-wechat-card img {
    object-fit: contain;
}

.footer-wechat-placeholder {
    display: grid;
    place-items: center;
    color: rgba(7, 13, 22, .62);
    font-size: .92rem;
    font-weight: 850;
    text-align: center;
}

.footer-wechat-card p {
    margin: 0;
    color: rgba(255, 255, 255, .86);
    font-weight: 820;
}

.footer-wechat-card small {
    color: rgba(255, 255, 255, .62);
}

.copyright {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 16px;
    margin-top: 32px;
    padding-top: 18px;
    border-top: 1px solid rgba(255, 255, 255, .12);
    font-size: .84rem;
    text-align: center;
}

.copyright a {
    color: rgba(255, 255, 255, .72);
}

.reveal {
    opacity: 0;
    transform: translate3d(0, 22px, 0);
    transition: opacity .56s ease, transform .56s ease;
}

.reveal.is-visible,
.is-visible {
    opacity: 1;
    transform: translate3d(0, 0, 0);
}

@media (min-width: 1440px) {
    :root {
        --max: 1320px;
        --page-gutter: 56px;
        --section-y: 112px;
    }

    .hero h1,
    .page-hero h1,
    .detail-hero h1 {
        font-size: 4.45rem;
    }

    .product-detail-hero h1 {
        font-size: 3.55rem;
    }
}

@media (min-width: 1920px) {
    :root {
        --max: 1440px;
        --page-gutter: 72px;
        --section-y: 124px;
    }

    .enterprise-hero {
        min-height: 820px;
    }

    .problem-media {
        min-height: 480px;
    }
}

@media (max-width: 1100px) {
    :root {
        --page-gutter: 32px;
        --section-y: 82px;
    }

    .header-shell {
        grid-template-columns: auto auto;
    }

    .nav-toggle {
        display: block;
        justify-self: end;
    }

    .header-search {
        display: none;
    }

    .site-nav {
        position: absolute;
        top: 100%;
        right: 16px;
        left: 16px;
        display: none;
        flex-direction: column;
        align-items: stretch;
        gap: 4px;
        padding: 12px;
        background: #fff;
        border: 1px solid var(--line);
        border-radius: var(--radius);
        box-shadow: var(--shadow);
    }

    .site-nav.is-open {
        display: flex;
    }

    .site-nav > a,
    .nav-item > a {
        justify-content: center;
        width: 100%;
    }

    .nav-item {
        position: static;
    }

    .mega-panel {
        position: static;
        display: none;
        width: 100%;
        margin: 4px 0 8px;
        grid-template-columns: 1fr;
        opacity: 1;
        pointer-events: auto;
        transform: none;
        box-shadow: none;
    }

    .nav-item:hover .mega-panel,
    .nav-item:focus-within .mega-panel {
        display: grid;
    }

    .mega-links {
        grid-template-columns: 1fr 1fr;
    }

    .product-menu-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .product-menu-card {
        min-height: 0;
    }

    .advantage-grid,
    .category-grid,
    .card-grid,
    .quick-entry,
    .footer-grid,
    .feature-grid,
    .problem-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .resource-grid,
    .detail-hero,
    .detail-layout,
    .download-hero,
    .contact-grid,
    .product-catalog,
    .download-catalog,
    .case-hero-inner,
    .case-architecture,
    .company-layout,
    .problem-media,
    .about-split {
        grid-template-columns: 1fr;
    }

    .product-category-nav {
        position: static;
        box-shadow: 0 12px 34px rgba(16, 23, 34, .06);
    }

    .product-category-nav h2 {
        border-bottom: 1px solid var(--line);
    }

    .product-category-nav a {
        display: inline-flex;
        border-top: 0;
        border-right: 1px solid var(--line);
        padding: 11px 16px;
    }

    .product-category-nav a:hover {
        padding-left: 16px;
    }

    .product-category-nav {
        display: flex;
        flex-wrap: wrap;
    }

    .product-category-nav h2 {
        flex: 0 0 100%;
    }

    .product-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }

    .case-scenario-grid,
    .case-delivery-grid,
    .case-record-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .case-hero {
        min-height: 680px;
    }

    .case-hero-inner {
        align-items: center;
    }

    .case-hero-metrics {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }

    .case-architecture img {
        min-height: 380px;
    }

    .product-gallery {
        max-width: min(668px, 100%);
        justify-self: start;
    }

    .product-gallery-main {
        width: min(560px, 100%);
        height: min(660px, 78vw);
    }

    .product-gallery-placeholder {
        width: min(560px, 100%);
        height: min(660px, 78vw);
        min-height: min(660px, 78vw);
    }

    .product-detail-hero {
        min-height: 0;
        margin-top: 12px;
        padding: 18px 0 8px;
    }

    .product-brand-intro {
        grid-template-columns: minmax(0, 1fr) minmax(180px, .42fr);
    }

    .company-left.company-kicker {
        order: 1;
    }

    .company-left.company-title {
        order: 2;
    }

    .company-left.company-copy {
        order: 3;
        margin-bottom: 34px;
    }

    .company-right.company-kicker {
        order: 4;
    }

    .company-right.company-title {
        order: 5;
    }

    .company-right.company-copy {
        order: 6;
    }

    .hero h1 {
        font-size: 3.25rem;
    }

    .problem-copy h2 {
        font-size: 2.55rem;
    }

    .about-split figure,
    .about-split img {
        min-height: 360px;
    }

}

@media (max-width: 760px) {
    :root {
        --page-gutter: 12px;
        --section-y: 58px;
        --section-gap: 16px;
    }

    .utility-inner {
        justify-content: center;
    }

    .utility-inner > span {
        display: none;
    }

    .header-shell {
        min-height: 62px;
    }

    .brand-text {
        max-width: 176px;
        overflow: hidden;
        text-overflow: ellipsis;
    }

    .hero,
    .section,
    .page-hero,
    .detail-hero,
    .download-hero,
    .contact-strip,
    .case-hero-inner {
        width: min(100% - 24px, var(--max));
    }

    .download-hero {
        margin-top: 24px;
        padding: 34px 0 18px;
    }

    .contact-hero {
        margin-top: 12px;
        padding: 22px 0 12px;
    }

    .contact-section {
        padding-top: 12px;
        padding-bottom: 34px;
    }

    .download-file-card {
        width: 100%;
        min-height: 96px;
    }

    .device-placeholder-card {
        min-height: 300px;
    }

    .enterprise-hero {
        min-height: 600px;
    }

    .about-vision-hero {
        min-height: 540px;
    }

    .about-vision-copy {
        width: min(100% - 24px, var(--max));
        padding: 96px 0 68px;
    }

    .hero-content {
        padding: 58px 0 112px;
    }

    .hero-controls {
        right: auto;
        bottom: 44px;
        left: 16px;
        gap: 10px;
        padding: 8px 10px;
    }

    .hero-arrow {
        width: 30px;
        height: 30px;
    }

    .hero h1,
    .page-hero h1 {
        max-width: min(100%, 11em);
        font-size: 2.35rem;
        word-break: normal;
    }

    .section-head h2,
    .company-title h2,
    .company-text-panel h3,
    .problem-copy h2,
    .contact-strip h2,
    .detail-hero h1,
    .case-architecture-copy h2,
    .about-text-block h2,
    .about-split h2 {
        font-size: 2rem;
    }

    .section-head.row,
    .contact-strip {
        align-items: flex-start;
        flex-direction: column;
    }

    .quick-entry,
    .advantage-grid,
    .category-grid,
    .card-grid,
    .footer-grid,
    .feature-grid,
    .problem-grid,
    .case-scenario-grid,
    .case-delivery-grid,
    .case-record-grid {
        grid-template-columns: 1fr;
    }

    .case-hero {
        min-height: auto;
    }

    .case-hero-inner {
        min-height: 620px;
        padding: 92px 0 38px;
    }

    .case-hero-copy h1 {
        max-width: 11em;
        font-size: 2.7rem;
        line-height: 1.04;
    }

    .case-hero-actions {
        flex-direction: column;
        align-items: stretch;
    }

    .case-hero-metrics {
        grid-template-columns: 1fr;
    }

    .case-architecture-section {
        padding-inline: 12px;
    }

    .case-architecture img {
        min-height: 280px;
    }

    .case-filter-pills {
        justify-content: flex-start;
    }

    .product-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .product-category-nav {
        flex-wrap: nowrap;
        overflow-x: auto;
    }

    .product-category-nav h2 {
        display: none;
    }

    .product-category-nav a {
        flex: 0 0 auto;
        min-height: 42px;
        padding: 10px 14px;
        white-space: nowrap;
    }

    .product-category-nav a:hover {
        padding-left: 14px;
    }

    .product-toolbar {
        padding: 15px 16px;
    }

    .product-gallery {
        grid-template-columns: 1fr;
        max-width: min(560px, 100%);
    }

    .product-gallery-stage {
        grid-column: 1;
        grid-row: 1;
    }

    .product-gallery-main {
        --gallery-main-pad-x: 24px;
        --gallery-main-pad-y: 16px;
        width: 100%;
        height: min(640px, 118vw);
    }

    .product-gallery-placeholder {
        width: 100%;
        height: min(640px, 118vw);
        min-height: min(640px, 118vw);
        padding: 18px;
    }

    .product-detail-layout {
        padding-top: 10px;
        padding-bottom: 10px;
    }

    .product-gallery-arrow {
        width: 36px;
        height: 36px;
    }

    .product-gallery-thumbs {
        gap: 8px;
        grid-column: 1;
        grid-row: 2;
        grid-template-columns: repeat(auto-fit, minmax(90px, 100px));
    }

    .product-gallery-thumb {
        height: 92px;
    }

    .product-brand-intro {
        grid-template-columns: 1fr;
    }

    .product-brand-intro img {
        max-width: 320px;
    }

    .feature-grid article {
        flex-direction: column;
    }

    .feature-grid figure {
        flex-basis: auto;
        width: 100%;
        min-height: 0;
        aspect-ratio: 4 / 3;
    }

    .problem-media {
        min-height: 0;
    }

    .problem-media figure,
    .problem-media img {
        min-height: 260px;
    }

    .about-split figure,
    .about-split img {
        min-height: 280px;
    }

    .product-showcase .content-card:first-child {
        grid-column: auto;
    }

    .quick-entry {
        margin-top: -30px;
    }

    .quick-entry a {
        min-height: 0;
    }

    .contact-strip {
        padding: 34px 24px;
    }

    .two-col {
        grid-template-columns: 1fr;
    }

    .download-list-item {
        grid-template-columns: 1fr;
        align-items: flex-start;
    }

    .download-file-card {
        width: 100%;
        min-height: 96px;
    }

    .download-list-action {
        width: fit-content;
    }

    .hero-actions,
    .detail-actions,
    .search-hero-form {
        grid-template-columns: 1fr;
        flex-direction: column;
        align-items: stretch;
    }

    .btn {
        width: 100%;
    }

    .hero-metrics {
        gap: 8px;
        margin-top: 28px;
    }

    .hero-metrics div {
        flex: 1 1 0;
        min-width: 0;
        padding: 13px 11px;
    }

    .hero-metrics strong {
        font-size: 1.42rem;
    }

    .hero-metrics span {
        font-size: .8rem;
    }

    .contact-info p {
        grid-template-columns: 1fr;
        gap: 2px;
    }

    .contact-info,
    .form-card {
        padding: 20px;
    }

    .copyright {
        flex-direction: column;
    }
}

@media (max-width: 480px) {
    :root {
        --section-y: 52px;
        --section-gap: 14px;
    }

    .mega-links {
        grid-template-columns: 1fr;
    }

    .product-menu-grid {
        grid-template-columns: 1fr;
    }

    .product-grid {
        grid-template-columns: 1fr;
    }

    .product-toolbar {
        align-items: flex-start;
        flex-direction: column;
        gap: 4px;
    }

    .download-hero h1 {
        font-size: 2.1rem;
    }

    .product-toolbar strong {
        width: fit-content;
    }

    .product-brand-intro {
        padding: 20px;
    }

    .product-brand-intro h2 {
        font-size: 1.55rem;
    }

    .product-gallery-thumbs {
        grid-template-columns: repeat(auto-fit, minmax(82px, 1fr));
    }

    .product-gallery-main {
        --gallery-main-pad-x: 18px;
        --gallery-main-pad-y: 14px;
        height: min(580px, 122vw);
    }

    .product-gallery-arrow {
        width: 34px;
        height: 34px;
    }

    .product-gallery-thumb {
        height: 86px;
    }

    .hero h1,
    .page-hero h1,
    .case-hero-copy h1 {
        font-size: 2.05rem;
    }

    .case-hero-inner {
        min-height: 570px;
        padding-top: 76px;
    }

    .case-scenario-grid article,
    .case-delivery-grid article,
    .case-record-card div {
        padding: 20px;
    }

    .about-vision-copy h1 {
        font-size: 2.18rem;
    }

    .about-vision-copy p {
        font-size: 1.12rem;
    }

    .about-text-block p,
    .about-split p {
        font-size: 1rem;
    }

    .hero p,
    .page-hero p,
    .detail-hero p,
    .section-head p {
        font-size: 1rem;
        overflow-wrap: anywhere;
    }
}

@media (max-width: 390px) {
    .hero h1,
    .page-hero h1 {
        max-width: 10.5em;
        font-size: 1.86rem;
    }

    .about-vision-copy h1 {
        max-width: 11em;
        font-size: 1.92rem;
    }

    .hero-content {
        padding-top: 48px;
    }

    .feature-grid article > div {
        padding: 18px;
    }
}

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

    .reveal {
        opacity: 1;
        transform: none;
    }
}