:root {
    --color-background: #0e0e0e;
    --color-menu-background: #010101;
    --color-menu-background-transparent: rgba(1, 1, 1, 0.92);
    --color-surface: #080808;
    --color-surface-light: #111111;
    --color-primary: #007DC3;
    --color-primary-light: #009DDC;
    --color-text: #F5F5F5;
    --color-muted: #CFCFCF;
    --color-border: rgba(255, 255, 255, 0.12);
    --container: min(1120px, calc(100vw - 32px));
}

* { box-sizing: border-box; }

html {
    min-height: 100%;
    scroll-behavior: smooth;
}

body {
    margin: 0;
    min-height: 100%;
    background: var(--color-background);
    color: var(--color-text);
    font-family: Arial, Helvetica, sans-serif;
    font-size: 16px;
    line-height: 1.65;
}

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

a { color: inherit; }

button { font: inherit; }

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 24px;
    padding: 18px max(16px, calc((100vw - 1120px) / 2));
    background: var(--color-menu-background-transparent);
    border-bottom: 1px solid var(--color-border);
    backdrop-filter: blur(14px);
}

.site-logo {
    display: inline-flex;
    align-items: center;
    min-width: 100px;
}

.site-logo img {
    width: 100px;
    height: auto;
}

.site-nav {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-left: auto;
}

.nav-link {
    position: relative;
    display: inline-flex;
    align-items: center;
    min-height: 44px;
    padding: 8px 10px;
    color: var(--color-muted);
    font-size: 1rem;
    font-weight: 700;
    text-decoration: none;
}

.nav-link::after {
    position: absolute;
    right: 10px;
    bottom: 5px;
    left: 10px;
    height: 2px;
    background: var(--color-primary-light);
    content: "";
    opacity: 0;
    transform: scaleX(0.5);
    transition: opacity 160ms ease, transform 160ms ease;
}

.nav-link:hover,
.nav-link-active { color: var(--color-text); }

.nav-link:hover::after,
.nav-link-active::after {
    opacity: 1;
    transform: scaleX(1);
}

.header-contact {
    display: flex;
    align-items: center;
    gap: 8px;
}

.header-contact__phone-number {
    display: inline-flex;
    align-items: center;
    min-height: 44px;
    color: var(--color-text);
    font-size: 1rem;
    font-weight: 800;
    text-decoration: none;
    white-space: nowrap;
}

.header-contact__phone-number:hover,
.header-contact__phone-number:focus-visible {
    color: var(--color-primary-light);
}

.header-contact__icon-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    color: var(--color-primary);
    background: transparent;
    border: 0;
    text-decoration: none;
    transition: color 160ms ease, transform 160ms ease;
}

.header-contact__icon-link:hover,
.header-contact__icon-link:focus-visible {
    color: var(--color-primary-light);
    transform: translateY(-1px);
}

.header-contact__icon-link svg {
    width: 26px;
    height: 26px;
    fill: currentColor;
}

.menu-toggle {
    display: none;
    width: 44px;
    height: 44px;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 5px;
    background: transparent;
    border: 1px solid var(--color-border);
    border-radius: 4px;
    cursor: pointer;
}

.menu-toggle span:not(.sr-only) {
    width: 20px;
    height: 2px;
    background: var(--color-text);
}

main { overflow: hidden; }

.hero,
.page-hero,
.section,
.site-footer {
    width: var(--container);
    margin: 0 auto;
}

.hero {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(320px, 0.8fr);
    gap: 48px;
    align-items: center;
    min-height: calc(100vh - 86px);
    padding: 48px 0 72px;
}

.hero__image img {
    width: 100%;
    aspect-ratio: 4 / 5;
    object-fit: cover;
    border: 1px solid var(--color-border);
}

.hero__content { max-width: 580px; }

.hero__logo {
    width: 260px;
    margin-bottom: 28px;
}

.page-hero {
    max-width: 860px;
    padding: 88px 0 44px;
}

.eyebrow {
    margin: 0 0 12px;
    color: var(--color-primary-light);
    font-size: 0.8rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

h1,
h2,
h3 {
    margin: 0;
    line-height: 1.1;
}

h1 {
    max-width: 820px;
    font-size: clamp(2.4rem, 7vw, 5rem);
}

h2 { font-size: clamp(1.8rem, 4vw, 3rem); }

h3 { font-size: 1.25rem; }

p { color: var(--color-muted); }

.hero p,
.page-hero p {
    max-width: 680px;
    font-size: 1.08rem;
}

.button-row {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 28px;
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 48px;
    padding: 12px 18px;
    border: 1px solid var(--color-primary);
    border-radius: 4px;
    font-weight: 800;
    text-decoration: none;
    cursor: pointer;
    transition: background-color 160ms ease, border-color 160ms ease, color 160ms ease;
}

.button-primary {
    background: var(--color-primary);
    color: #ffffff;
}

.button-primary:hover {
    background: var(--color-primary-light);
    border-color: var(--color-primary-light);
}

.button-secondary {
    background: transparent;
    color: var(--color-text);
}

.button-secondary:hover {
    border-color: var(--color-primary-light);
    color: var(--color-primary-light);
}

.section { padding: 72px 0; }

.section + .section { border-top: 1px solid var(--color-border); }

.section-intro {
    display: grid;
    grid-template-columns: 0.85fr 1.15fr;
    gap: 48px;
    align-items: start;
}

.section-heading {
    max-width: 720px;
    margin-bottom: 30px;
}

.home-info {
    display: block;
    max-width: 980px;
    padding-top: 54px;
}

.home-info__block + .home-info__block {
    margin-top: 42px;
}

.home-info__block h1,
.home-info__block h2 {
    max-width: none;
    margin-bottom: 18px;
    color: var(--color-primary);
    font-size: clamp(1.75rem, 3.2vw, 2.65rem);
    line-height: 1.12;
}

.home-info__block p {
    margin: 0;
    font-size: clamp(1.22rem, 1.6vw, 1.4rem);
    line-height: 1.75;
}

.home-info__block p + p {
    margin-top: 18px;
}

.home-feature-image {
    padding-top: 0;
}

.home-feature-image img {
    width: 100%;
    max-height: 560px;
    object-fit: cover;
    border: 1px solid var(--color-border);
}

.service-copy {
    max-width: 980px;
    padding-top: 54px;
}

.service-copy h1,
.service-copy h2 {
    max-width: none;
    color: var(--color-primary);
}

.service-copy h1 {
    margin-bottom: 22px;
    font-size: clamp(1.75rem, 3.2vw, 2.65rem);
    line-height: 1.12;
}

.service-copy h2 {
    margin-top: 34px;
    margin-bottom: 12px;
    font-size: clamp(1.2rem, 2.2vw, 1.65rem);
    line-height: 1.2;
}

.service-copy p {
    max-width: 920px;
    margin: 0;
    font-size: clamp(1.22rem, 1.6vw, 1.4rem);
    line-height: 1.75;
}

.service-copy p + p {
    margin-top: 18px;
}

.partner-logo-link {
    display: inline-flex;
    align-items: center;
    margin-top: 14px;
    transition: opacity 160ms ease, transform 160ms ease;
}

.partner-logo-link:hover,
.partner-logo-link:focus-visible {
    opacity: 0.82;
    transform: translateY(-1px);
}

.partner-logo-link img {
    width: 178px;
    height: auto;
}

.service-grid {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 16px;
}

.services-eyebrow {
    margin-bottom: 24px;
}

.service-card,
.feature-card {
    background: var(--color-surface-light);
    border: 1px solid var(--color-border);
    border-radius: 6px;
}

.service-card {
    min-height: 100%;
    overflow: hidden;
    color: var(--color-text);
    text-decoration: none;
    transition: border-color 160ms ease, transform 160ms ease;
}

.service-card:hover {
    border-color: rgba(0, 157, 220, 0.7);
    transform: translateY(-2px);
}

.service-card img {
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
}

.service-card span,
.service-card p {
    display: block;
    margin: 0;
    padding: 0 16px;
}

.service-card span {
    padding-top: 16px;
    font-weight: 800;
}

.service-card p {
    padding-bottom: 18px;
    font-size: 0.94rem;
}

.split-section,
.service-detail {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 48px;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
    margin-top: 28px;
}

.feature-card { padding: 22px; }

.feature-card h3 { color: var(--color-text); }

.gallery {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
}

.eyebrow + .gallery {
    margin-top: 18px;
}

.gallery img {
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
    border: 1px solid var(--color-border);
}

.gallery__item {
    display: block;
    width: 100%;
    padding: 0;
    overflow: hidden;
    background: transparent;
    border: 0;
    color: inherit;
    cursor: pointer;
}

.gallery__item img {
    transition: border-color 160ms ease, transform 160ms ease;
}

.gallery__item:hover img,
.gallery__item:focus-visible img {
    border-color: rgba(0, 157, 220, 0.7);
    transform: scale(1.015);
}

.photo-lightbox {
    position: fixed;
    inset: 0;
    width: 100vw;
    max-width: none;
    height: 100dvh;
    max-height: none;
    margin: 0;
    padding: 0;
    background: rgba(1, 1, 1, 0.68);
    border: 0;
    color: var(--color-text);
}

.photo-lightbox::backdrop {
    background: rgba(1, 1, 1, 0.58);
}

.photo-lightbox[open] {
    display: grid;
    grid-template-columns: 72px minmax(0, 1fr) 72px;
    grid-template-rows: 1fr;
    align-items: center;
}

body:has(.photo-lightbox[open]) {
    overflow: hidden;
}

.photo-lightbox__figure {
    grid-column: 2;
    grid-row: 1;
    display: grid;
    grid-template-rows: minmax(0, 1fr) auto;
    gap: 14px;
    width: 100%;
    height: 100%;
    margin: 0;
    padding: 32px 0;
    align-items: center;
    justify-items: center;
}

.photo-lightbox__figure img {
    width: auto;
    max-width: 100%;
    height: auto;
    max-height: calc(100dvh - 96px);
    object-fit: contain;
}

.photo-lightbox__figure figcaption {
    min-height: 24px;
    color: var(--color-muted);
    font-size: 0.95rem;
    text-align: center;
}

.photo-lightbox__close,
.photo-lightbox__nav {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: rgba(17, 17, 17, 0.78);
    border: 1px solid var(--color-border);
    border-radius: 4px;
    color: var(--color-text);
    cursor: pointer;
}

.photo-lightbox__close:hover,
.photo-lightbox__close:focus-visible,
.photo-lightbox__nav:hover,
.photo-lightbox__nav:focus-visible {
    border-color: var(--color-primary-light);
    color: var(--color-primary-light);
}

.photo-lightbox__close {
    position: fixed;
    top: max(18px, env(safe-area-inset-top));
    right: max(18px, env(safe-area-inset-right));
    z-index: 2;
    width: 48px;
    height: 48px;
    font-size: 2rem;
    line-height: 1;
}

.photo-lightbox__nav {
    width: 52px;
    height: 72px;
    justify-self: center;
    font-size: 3rem;
    line-height: 1;
}

.photo-lightbox__nav--previous {
    grid-column: 1;
    grid-row: 1;
}

.photo-lightbox__nav--next {
    grid-column: 3;
    grid-row: 1;
}

.contact-intro {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 230px;
    gap: 48px;
    align-items: center;
    padding-bottom: 36px;
}

.contact-intro__logo {
    width: 100%;
    max-width: 230px;
    justify-self: end;
}

.contact-options {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
    padding-top: 0;
}

.contact-option {
    display: block;
    min-height: 100%;
    padding: 28px;
    background: var(--color-surface-light);
    border: 1px solid var(--color-border);
    border-radius: 6px;
}

.contact-option h2 {
    margin-bottom: 24px;
    color: var(--color-primary);
    font-size: clamp(1.35rem, 2vw, 1.8rem);
}

.contact-option > p {
    margin: 0 0 22px;
}

.contact-option__group {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.contact-option__group + .contact-option__group {
    margin-top: 24px;
}

.contact-option__group h3 {
    margin: 0 0 8px;
    color: var(--color-primary-light);
    font-size: 1rem;
    line-height: 1.2;
}

.contact-option__group p {
    margin: 0;
    color: var(--color-muted);
    line-height: 1.5;
}

.contact-action {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    min-height: 38px;
    color: var(--color-text);
    font-weight: 800;
    line-height: 1.25;
    text-decoration: none;
    transition: color 160ms ease;
}

.contact-action + .contact-action {
    margin-top: 10px;
}

.contact-action svg {
    flex: 0 0 auto;
    width: 30px;
    height: 30px;
    color: var(--color-primary);
    fill: currentColor;
    transition: color 160ms ease, transform 160ms ease;
}

.contact-action:hover,
.contact-action:focus-visible {
    color: var(--color-primary-light);
}

.contact-action:hover svg,
.contact-action:focus-visible svg {
    color: var(--color-primary-light);
    transform: translateY(-1px);
}

button.contact-action {
    padding: 0;
    background: transparent;
    border: 0;
    cursor: pointer;
    text-align: left;
}

.cta {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 24px;
    align-items: center;
    margin-bottom: 72px;
    padding: 34px;
    background: linear-gradient(135deg, rgba(0, 125, 195, 0.28), rgba(17, 17, 17, 1));
    border: 1px solid rgba(0, 157, 220, 0.45);
}

.cta h2 {
    font-size: clamp(1.6rem, 3vw, 2.45rem);
}

.content-page { max-width: 820px; }

.not-found {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(280px, 0.72fr);
    align-items: center;
    gap: 64px;
    width: var(--container);
    min-height: calc(100vh - 86px);
    margin: 0 auto;
    padding: 72px 0;
}

.not-found__content {
    position: relative;
    z-index: 1;
}

.not-found__content h1 {
    max-width: 700px;
    font-size: clamp(2.5rem, 6vw, 4.8rem);
}

.not-found__content > p:not(.eyebrow) {
    max-width: 650px;
    margin-bottom: 0;
    font-size: 1.08rem;
}

.not-found__code {
    display: grid;
    aspect-ratio: 1;
    place-items: center;
    background: linear-gradient(145deg, rgba(0, 125, 195, 0.2), rgba(0, 157, 220, 0.04));
    border: 1px solid rgba(0, 157, 220, 0.48);
    box-shadow: 0 24px 70px rgba(0, 0, 0, 0.28);
}

.not-found__code span {
    color: var(--color-primary-light);
    font-size: clamp(5rem, 12vw, 9rem);
    font-weight: 800;
    letter-spacing: -0.09em;
    line-height: 1;
    transform: translateX(-0.04em);
}

.content-page h2 {
    margin-top: 34px;
    font-size: 1.7rem;
}

.site-footer {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
    align-items: center;
    gap: 32px;
    padding: 42px 0;
    border-top: 1px solid var(--color-border);
}

.site-footer p {
    margin: 0;
    color: var(--color-muted);
    font-size: 0.95rem;
}

.site-footer p + p {
    margin-top: 8px;
}

.site-footer a {
    color: var(--color-text);
    text-decoration: none;
}

.site-footer a:hover { color: var(--color-primary-light); }

.site-footer__social {
    display: flex;
    justify-content: center;
    gap: 22px;
}

.site-footer__social a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 52px;
    height: 52px;
    color: var(--color-primary);
}

.site-footer__social a:hover,
.site-footer__social a:focus-visible {
    color: var(--color-primary-light);
}

.site-footer__social svg {
    width: 36px;
    height: 36px;
    fill: currentColor;
}

.site-footer__right {
    text-align: right;
}

@media (max-width: 1120px) {
    .site-header {
        gap: 14px;
    }

    .site-nav {
        gap: 4px;
    }

    .nav-link {
        padding-right: 7px;
        padding-left: 7px;
        font-size: 0.88rem;
    }

    .header-contact {
        gap: 6px;
    }

    .header-contact__icon-link {
        width: 40px;
        height: 40px;
    }
}

@media (max-width: 980px) {

    .hero,
    .section-intro,
    .split-section,
    .service-detail,
    .cta,
    .not-found { grid-template-columns: 1fr; }

    .not-found {
        gap: 40px;
        min-height: 0;
    }

    .not-found__code {
        width: min(100%, 420px);
        aspect-ratio: 16 / 9;
    }

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

@media (max-width: 950px) {
    .header-contact {
        margin-left: auto;
    }

    .menu-toggle {
        display: inline-flex;
    }

    .site-nav {
        position: absolute;
        top: 100%;
        right: 16px;
        left: 16px;
        display: none;
        flex-direction: column;
        align-items: stretch;
        padding: 10px;
        background: var(--color-menu-background-transparent);
        border: 1px solid var(--color-border);
    }

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

    .nav-link {
        width: 100%;
        font-size: 1rem;
    }
}

@media (max-width: 760px) {
    .site-header {
        gap: 8px;
        padding: 14px 16px;
    }

    .site-logo {
        min-width: 82px;
    }

    .site-logo img {
        width: 82px;
    }

    .header-contact {
        margin-left: auto;
        gap: 5px;
    }

    .header-contact__phone-number {
        min-height: 40px;
        font-size: 1rem;
    }

    .header-contact__icon-link {
        width: 38px;
        height: 38px;
    }

    .header-contact__icon-link svg {
        width: 24px;
        height: 24px;
    }

    .hero {
        min-height: 0;
        padding-top: 26px;
    }

    .hero__image { order: 2; }

    .hero__image img { aspect-ratio: 16 / 11; }

    .hero__logo { width: 220px; }

    .section,
    .page-hero { padding: 48px 0; }

    .home-info,
    .service-copy {
        padding-top: 34px;
    }

    .contact-intro {
        grid-template-columns: 1fr;
        gap: 28px;
    }

    .contact-intro__logo {
        width: 180px;
        justify-self: start;
    }

    .service-grid,
    .feature-grid,
    .gallery { grid-template-columns: 1fr; }

    .contact-options {
        grid-template-columns: 1fr;
    }

    .contact-option {
        padding: 24px;
    }

    .button,
    .button-row { width: 100%; }

    .not-found {
        padding: 52px 0;
    }

    .site-footer {
        grid-template-columns: 1fr;
        gap: 18px;
    }

    .site-footer__social {
        justify-content: flex-start;
        order: 3;
    }

    .site-footer__right {
        text-align: left;
    }

    .photo-lightbox[open] {
        grid-template-columns: 1fr 1fr;
        grid-template-rows: minmax(0, 1fr) auto;
        align-items: stretch;
        padding: max(12px, env(safe-area-inset-top)) max(12px, env(safe-area-inset-right)) max(12px, env(safe-area-inset-bottom)) max(12px, env(safe-area-inset-left));
        gap: 12px;
    }

    .photo-lightbox__figure {
        grid-column: 1 / -1;
        grid-row: 1;
        min-height: 0;
        padding: 56px 0 0;
    }

    .photo-lightbox__figure img {
        max-width: 100%;
        max-height: calc(100dvh - 170px);
    }

    .photo-lightbox__nav {
        align-self: end;
        width: 100%;
        height: 52px;
        font-size: 2.6rem;
    }

    .photo-lightbox__nav--previous {
        grid-column: 1;
        grid-row: 2;
    }

    .photo-lightbox__nav--next {
        grid-column: 2;
        grid-row: 2;
    }

    .photo-lightbox__close {
        width: 44px;
        height: 44px;
        font-size: 1.8rem;
    }
}

@media (max-width: 360px) {
    .header-contact__phone-number + .header-contact__icon-link {
        display: none;
    }
}