:root {
    --udh-bg: #07090b;
    --udh-surface: #0b0f13;
    --udh-surface-raised: #10161b;
    --udh-text: #f3f6f8;
    --udh-muted: #97a1aa;
    --udh-soft: #68727a;
    --udh-line: rgba(184, 202, 216, 0.18);
    --udh-line-strong: rgba(184, 202, 216, 0.34);
    --udh-accent: #62c4ff;
    --udh-accent-soft: rgba(98, 196, 255, 0.13);
    --udh-shell: 1380px;
}

html {
    scroll-behavior: smooth;
    background: var(--udh-bg);
}

body.udh-landing {
    --background-color: var(--udh-bg);
    --text-color: var(--udh-text);
    --muted-color: var(--udh-muted);
    --border-color: var(--udh-line-strong);
    --button-border-color: var(--udh-line);
    --soft-line-color: var(--udh-line);
    --surface-color: var(--udh-surface);
    --shell-text-color: var(--udh-text);
    --shell-muted-color: var(--udh-muted);
    --shell-border-color: var(--udh-line-strong);
    margin: 0;
    min-width: 320px;
    background: var(--udh-bg) !important;
    color: var(--udh-text);
    font-family: "Manrope", "Helvetica Neue", Arial, sans-serif;
    font-weight: 400;
    line-height: 1.55;
    -webkit-font-smoothing: antialiased;
}

.udh-landing *,
.udh-landing *::before,
.udh-landing *::after {
    box-sizing: border-box;
}

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

.udh-landing a,
.udh-landing a:visited,
.udh-landing a:active {
    color: inherit;
}

.udh-landing h1,
.udh-landing h2,
.udh-landing h3,
.udh-landing p,
.udh-landing figure,
.udh-landing ul,
.udh-landing ol {
    margin-top: 0;
}

.udh-landing figure {
    margin-right: 0;
    margin-bottom: 0;
    margin-left: 0;
}

.udh-shell {
    width: min(calc(100% - 64px), var(--udh-shell));
    margin-inline: auto;
}

.udh-skip-link {
    position: fixed;
    z-index: 100;
    top: 12px;
    left: 12px;
    transform: translateY(-160%);
    padding: 10px 14px;
    background: var(--udh-text);
    color: var(--udh-bg) !important;
    font-size: 0.8rem;
    text-decoration: none;
}

.udh-skip-link:focus {
    transform: translateY(0);
}

.udh-site-header-wrap {
    padding-top: 0;
}

body.udh-landing .site-shell-header {
    margin-bottom: 0;
    padding: 18px 0 24px;
    padding-left: 0;
    border-bottom-color: var(--udh-line-strong);
}

body.udh-landing .site-shell-header .site-path-line {
    color: var(--udh-text) !important;
}

body.udh-landing .site-shell-header .site-path-line:not(.site-path-current) {
    color: var(--udh-muted) !important;
}

body.udh-landing .site-shell-header .site-path-line:hover,
body.udh-landing .site-shell-header .site-path-line:focus-visible {
    color: var(--udh-accent) !important;
}

.udh-hero {
    position: relative;
    min-height: 760px;
    overflow: hidden;
    border-bottom: 1px solid var(--udh-line);
    background: #050607;
}

.udh-hero__image {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: 62% 58%;
    filter: brightness(0.47) saturate(0.72) contrast(1.08);
    transform: scale(1.015);
}

.udh-hero__scrim {
    position: absolute;
    inset: 0 auto 0 0;
    width: 50%;
    background: rgba(5, 7, 9, 0.88);
}

.udh-hero__inner {
    position: relative;
    z-index: 2;
    display: flex;
    align-items: center;
    min-height: 760px;
    padding-top: 34px;
    padding-bottom: 34px;
}

.udh-hero__copy {
    width: min(49%, 620px);
}

.udh-kicker {
    margin-bottom: 20px;
    color: var(--udh-accent);
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.udh-hero h1 {
    margin-bottom: 28px;
    max-width: 10ch;
    color: var(--udh-text);
    font-size: clamp(3.8rem, 6vw, 6.9rem);
    font-weight: 500;
    letter-spacing: -0.075em;
    line-height: 0.88;
}

.udh-hero h1 sup {
    position: relative;
    top: -0.12em;
    margin-left: 0.05em;
    font-size: 0.28em;
    letter-spacing: 0;
}

.udh-hero__statement {
    margin-bottom: 20px;
    color: var(--udh-text);
    font-size: clamp(1.45rem, 2.4vw, 2rem);
    letter-spacing: -0.035em;
    line-height: 1.25;
}

.udh-hero__summary {
    max-width: 520px;
    margin-bottom: 22px;
    color: #bdc5cc;
    font-size: 0.98rem;
    line-height: 1.7;
}

.udh-patent {
    margin-bottom: 30px;
    color: #7f8a93;
    font-size: 0.76rem;
    line-height: 1.65;
}

.udh-text-link {
    display: inline-flex;
    min-height: 44px;
    align-items: center;
    gap: 54px;
    border-bottom: 1px solid var(--udh-accent);
    color: var(--udh-text) !important;
    font-size: 0.92rem;
    font-weight: 500;
    text-decoration: none !important;
}

.udh-text-link i {
    color: var(--udh-accent);
}

.udh-text-link:hover,
.udh-text-link:focus-visible {
    color: var(--udh-accent) !important;
}

.udh-section {
    border-bottom: 1px solid var(--udh-line);
}

.udh-compare,
.udh-system,
.udh-intelligence,
.udh-future {
    padding: 76px 0;
}

.udh-compare__head {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 80px minmax(0, 1fr);
    align-items: end;
    gap: 28px;
    margin-bottom: 38px;
}

.udh-compare__head > div:not(.udh-compare__shift) {
    min-height: 210px;
}

.udh-compare__head > div:last-child {
    padding-left: 48px;
    border-left: 1px solid var(--udh-line-strong);
}

.udh-compare__head h2,
.udh-system__intro h2,
.udh-intelligence h2,
.udh-future h2 {
    margin-bottom: 18px;
    color: var(--udh-text);
    font-size: clamp(2.15rem, 3.5vw, 4rem);
    font-weight: 400;
    letter-spacing: -0.055em;
    line-height: 1.02;
}

.udh-compare__head p:last-child,
.udh-system__intro > p:last-child {
    max-width: 490px;
    margin-bottom: 0;
    color: var(--udh-muted);
    font-size: 0.93rem;
    line-height: 1.68;
}

.udh-compare__shift {
    display: flex;
    min-height: 210px;
    align-items: center;
    justify-content: center;
    color: var(--udh-accent);
    font-size: 1.6rem;
}

.udh-compare__media {
    margin-bottom: 0;
    border-top: 1px solid var(--udh-line);
    border-bottom: 1px solid var(--udh-line);
}

.udh-compare__media img {
    width: 100%;
    aspect-ratio: 18 / 7;
    object-fit: cover;
    background: var(--udh-surface);
}

.udh-compare__media figcaption {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    padding: 18px 0 0;
    color: var(--udh-muted);
    font-size: 0.78rem;
}

.udh-compare__media figcaption span:last-child {
    padding-left: 48px;
    border-left: 1px solid var(--udh-line);
}

.udh-compare__media strong {
    display: block;
    margin-bottom: 4px;
    color: var(--udh-text);
    font-weight: 500;
}

.udh-system {
    background: var(--udh-surface);
}

.udh-system__grid {
    display: grid;
    grid-template-columns: minmax(220px, 0.8fr) minmax(420px, 1.65fr) minmax(300px, 1fr);
    align-items: center;
    gap: 38px;
}

.udh-system__intro {
    align-self: start;
    padding-top: 22px;
}

.udh-system__visual {
    margin: 0;
}

.udh-system__visual img {
    width: 100%;
    min-height: 420px;
    object-fit: contain;
    background: var(--udh-surface);
}

.udh-system__steps {
    margin: 0;
    padding: 0;
    list-style: none;
}

.udh-system__steps li {
    display: grid;
    grid-template-columns: 42px 1fr;
    gap: 16px;
    padding: 22px 0;
    border-bottom: 1px solid var(--udh-line);
}

.udh-system__steps li:first-child {
    border-top: 1px solid var(--udh-line);
}

.udh-system__number {
    color: var(--udh-accent);
    font-size: 1.5rem;
    font-weight: 500;
    line-height: 1.2;
}

.udh-system__steps h3 {
    margin-bottom: 8px;
    color: var(--udh-text);
    font-size: 1.05rem;
    font-weight: 500;
    letter-spacing: -0.025em;
    line-height: 1.3;
}

.udh-system__steps p {
    margin-bottom: 0;
    color: var(--udh-muted);
    font-size: 0.79rem;
    line-height: 1.65;
}

.udh-benefits {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    margin-top: 56px;
    border-top: 1px solid var(--udh-line);
    border-bottom: 1px solid var(--udh-line);
}

.udh-benefits > div {
    display: grid;
    grid-template-columns: 48px 1fr;
    align-items: center;
    gap: 18px;
    min-height: 118px;
    padding: 24px 30px;
}

.udh-benefits > div + div {
    border-left: 1px solid var(--udh-line);
}

.udh-benefits i {
    color: var(--udh-accent);
    font-size: 1.45rem;
    text-align: center;
}

.udh-benefits p {
    margin-bottom: 0;
}

.udh-benefits strong,
.udh-benefits span {
    display: block;
}

.udh-benefits strong {
    margin-bottom: 5px;
    color: var(--udh-text);
    font-size: 0.94rem;
    font-weight: 500;
}

.udh-benefits span {
    color: var(--udh-muted);
    font-size: 0.74rem;
}

.udh-intelligence__head {
    max-width: 900px;
    margin-bottom: 34px;
}

.udh-intelligence__media {
    margin-bottom: 0;
    overflow: hidden;
    border-top: 1px solid var(--udh-line);
    border-bottom: 1px solid var(--udh-line);
    background: var(--udh-surface);
}

.udh-intelligence__media img {
    width: 100%;
    aspect-ratio: 90 / 31;
    object-fit: cover;
}

.udh-intelligence__scenarios {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    margin-top: 26px;
}

.udh-intelligence__scenarios article {
    padding: 0 34px;
}

.udh-intelligence__scenarios article:first-child {
    padding-left: 0;
}

.udh-intelligence__scenarios article + article {
    border-left: 1px solid var(--udh-line);
}

.udh-scenario__index {
    margin-bottom: 16px;
    color: var(--udh-accent);
    font-size: 0.74rem;
    font-weight: 600;
    letter-spacing: 0.1em;
}

.udh-intelligence__scenarios h3 {
    margin-bottom: 10px;
    color: var(--udh-text);
    font-size: 1rem;
    font-weight: 500;
}

.udh-intelligence__scenarios article > p:not(.udh-scenario__index) {
    margin-bottom: 12px;
    color: var(--udh-muted);
    font-size: 0.82rem;
    line-height: 1.62;
}

.udh-intelligence__scenarios small {
    color: var(--udh-soft);
    font-size: 0.7rem;
}

.udh-future {
    padding-bottom: 86px;
    background: var(--udh-surface);
}

.udh-future__grid {
    display: grid;
    grid-template-columns: minmax(300px, 0.82fr) minmax(440px, 1.55fr);
    gap: 80px;
    align-items: end;
}

.udh-application-list {
    margin: 30px 0 0;
    padding: 0;
    list-style: none;
}

.udh-application-list li {
    display: grid;
    grid-template-columns: 32px 1fr;
    gap: 16px;
    padding: 13px 0;
    border-top: 1px solid var(--udh-line);
}

.udh-application-list i {
    padding-top: 5px;
    color: var(--udh-accent);
    text-align: center;
}

.udh-application-list strong,
.udh-application-list span {
    display: block;
}

.udh-application-list strong {
    margin-bottom: 3px;
    color: var(--udh-text);
    font-size: 0.89rem;
    font-weight: 500;
}

.udh-application-list span {
    color: var(--udh-muted);
    font-size: 0.76rem;
}

.udh-future__statement {
    padding-left: 52px;
    border-left: 1px solid var(--udh-line-strong);
}

.udh-future__statement > p {
    max-width: 830px;
    margin-bottom: 34px;
    color: var(--udh-text);
    font-size: clamp(1.75rem, 3vw, 3.25rem);
    letter-spacing: -0.045em;
    line-height: 1.2;
}

.udh-future__line {
    width: min(78%, 640px);
    height: 1px;
    margin-bottom: 28px;
    background: var(--udh-accent);
}

.udh-future__statement small {
    color: var(--udh-muted);
    font-size: 0.73rem;
    line-height: 1.7;
}

.udh-site-footer-wrap {
    padding-top: 40px;
}

body.udh-landing .section-rule {
    margin: 0 0 1rem;
    border-top-color: var(--udh-line-strong);
}

body.udh-landing footer {
    color: var(--udh-text);
}

body.udh-landing .my-copyright,
body.udh-landing .footer-nav a {
    color: var(--udh-muted) !important;
}

body.udh-landing .footername a {
    color: var(--udh-text) !important;
}

body.udh-landing .footer-nav a:hover,
body.udh-landing .footer-nav a:focus-visible,
body.udh-landing .footername a:hover,
body.udh-landing .footername a:focus-visible {
    color: var(--udh-accent) !important;
}

.udh-landing :focus-visible {
    outline: 2px solid var(--udh-accent);
    outline-offset: 4px;
}

@media (max-width: 1120px) {
    .udh-hero__copy {
        width: 55%;
    }

    .udh-system__grid {
        grid-template-columns: minmax(230px, 0.8fr) minmax(460px, 1.45fr);
    }

    .udh-system__steps {
        grid-column: 1 / -1;
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        margin-top: 8px;
    }

    .udh-system__steps li {
        grid-template-columns: 34px 1fr;
        padding: 24px 22px;
        border-top: 1px solid var(--udh-line);
    }

    .udh-system__steps li + li {
        border-left: 1px solid var(--udh-line);
    }
}

@media (max-width: 820px) {
    .udh-shell {
        width: min(calc(100% - 40px), var(--udh-shell));
    }

    .udh-hero,
    .udh-hero__inner {
        min-height: 720px;
    }

    .udh-hero__image {
        object-position: 64% 58%;
        opacity: 0.62;
    }

    .udh-hero__scrim {
        width: 68%;
        background: rgba(5, 7, 9, 0.8);
    }

    .udh-hero__copy {
        width: 66%;
    }

    .udh-hero h1 {
        font-size: clamp(3.8rem, 11vw, 5.7rem);
    }

    .udh-compare__head {
        grid-template-columns: 1fr 42px 1fr;
        gap: 20px;
    }

    .udh-compare__head > div:last-child {
        padding-left: 26px;
    }

    .udh-system__grid {
        grid-template-columns: 1fr;
    }

    .udh-system__intro {
        max-width: 640px;
    }

    .udh-system__visual img {
        min-height: 0;
    }

    .udh-system__steps {
        grid-column: auto;
    }

    .udh-benefits > div {
        grid-template-columns: 36px 1fr;
        padding: 20px 16px;
    }

    .udh-future__grid {
        grid-template-columns: 1fr;
        gap: 58px;
    }
}

@media (max-width: 620px) {
    .udh-shell {
        width: min(calc(100% - 32px), var(--udh-shell));
    }

    .udh-hero,
    .udh-hero__inner {
        min-height: 720px;
    }

    .udh-hero__image {
        object-position: 61% 56%;
        opacity: 0.38;
    }

    .udh-hero__scrim {
        width: 100%;
        background: rgba(5, 7, 9, 0.48);
    }

    .udh-hero__copy {
        width: 100%;
        padding-top: 64px;
    }

    .udh-hero h1 {
        font-size: clamp(3.35rem, 16vw, 5rem);
    }

    .udh-hero__statement {
        font-size: 1.4rem;
    }

    .udh-hero__summary {
        max-width: 33rem;
    }

    .udh-compare,
    .udh-system,
    .udh-intelligence,
    .udh-future {
        padding: 58px 0;
    }

    .udh-compare__head {
        grid-template-columns: 1fr;
        margin-bottom: 28px;
    }

    .udh-compare__head > div:not(.udh-compare__shift) {
        min-height: 0;
    }

    .udh-compare__head > div:last-child {
        padding: 28px 0 0;
        border-top: 1px solid var(--udh-line-strong);
        border-left: 0;
    }

    .udh-compare__shift {
        display: none;
    }

    .udh-compare__media img {
        aspect-ratio: 1 / 1;
        object-position: center;
    }

    .udh-compare__media figcaption {
        grid-template-columns: 1fr;
        gap: 14px;
    }

    .udh-compare__media figcaption span:last-child {
        padding: 14px 0 0;
        border-top: 1px solid var(--udh-line);
        border-left: 0;
    }

    .udh-system__steps {
        display: block;
    }

    .udh-system__steps li {
        padding: 22px 0;
        border-left: 0 !important;
    }

    .udh-benefits {
        grid-template-columns: 1fr;
    }

    .udh-benefits > div {
        min-height: 96px;
        padding: 18px 0;
    }

    .udh-benefits > div + div {
        border-top: 1px solid var(--udh-line);
        border-left: 0;
    }

    .udh-intelligence__media img {
        height: auto;
        aspect-ratio: auto;
        object-fit: contain;
    }

    .udh-intelligence__scenarios {
        grid-template-columns: 1fr;
    }

    .udh-intelligence__scenarios article {
        padding: 24px 0;
    }

    .udh-intelligence__scenarios article + article {
        border-top: 1px solid var(--udh-line);
        border-left: 0;
    }

    .udh-intelligence__scenarios article:first-child {
        padding-top: 0;
    }

    .udh-future__statement {
        padding: 30px 0 0;
        border-top: 1px solid var(--udh-line-strong);
        border-left: 0;
    }

}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }
}