:root {
    --ink: #14212b;
    --ink-soft: #405160;
    --navy: #0b2645;
    --navy-2: #12385d;
    --green: #22a06b;
    --green-dark: #0c6f4c;
    --sun: #f4bf2a;
    --aqua: #4cc3ff;
    --sky: #e9f5ff;
    --paper: #ffffff;
    --mist: #f5f8f6;
    --line: #d9e3df;
    --shadow: 0 22px 60px rgba(10, 33, 52, 0.16);
    --shadow-soft: 0 16px 38px rgba(13, 39, 62, 0.09);
    --radius: 8px;
    --header-height: 78px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    color: var(--ink);
    background: linear-gradient(180deg, #ffffff 0%, #f7fbf9 100%);
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    line-height: 1.55;
    letter-spacing: 0;
    padding-bottom: 76px;
}

::selection {
    background: rgba(244, 191, 42, 0.35);
}

body.nav-open {
    overflow: hidden;
}

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

section[id] {
    scroll-margin-top: calc(var(--header-height) + 18px);
}

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

button {
    font: inherit;
}

.skip-link {
    position: fixed;
    top: 12px;
    left: 12px;
    z-index: 1000;
    transform: translateY(-150%);
    padding: 10px 14px;
    background: var(--sun);
    color: var(--ink);
    border-radius: var(--radius);
    font-weight: 800;
}

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

.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    min-height: var(--header-height);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    padding: 12px max(22px, calc((100vw - 1180px) / 2));
    background: rgba(10, 34, 56, 0.94);
    color: #fff;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(18px);
    transition: box-shadow 180ms ease, background 180ms ease;
}

.site-header.is-scrolled {
    background: rgba(8, 28, 48, 0.98);
    box-shadow: 0 14px 34px rgba(0, 0, 0, 0.22);
}

.brand {
    display: flex;
    align-items: center;
    gap: 12px;
    min-width: 0;
}

.brand__mark {
    width: 48px;
    height: 48px;
    flex: 0 0 48px;
    display: grid;
    place-items: center;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: var(--radius);
    background: rgba(255, 255, 255, 0.06);
}

.brand__mark img {
    width: 38px;
    height: 38px;
    object-fit: contain;
}

.brand__text {
    display: grid;
    min-width: 0;
}

.brand__text strong {
    font-size: 15px;
    line-height: 1.15;
    white-space: nowrap;
}

.brand__text span {
    color: rgba(255, 255, 255, 0.72);
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
}

.site-nav {
    display: flex;
    align-items: center;
    gap: 6px;
}

.site-nav a {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    min-height: 44px;
    padding: 10px 13px;
    border-radius: var(--radius);
    color: rgba(255, 255, 255, 0.82);
    font-size: 14px;
    font-weight: 750;
}

.site-nav a:hover,
.site-nav a:focus-visible {
    color: #fff;
    background: rgba(255, 255, 255, 0.1);
    outline: none;
}

.site-nav .nav-cta {
    margin-left: 8px;
    background: var(--green);
    color: #fff;
}

.site-nav .nav-cta:hover,
.site-nav .nav-cta:focus-visible {
    background: var(--green-dark);
}

.language-switcher {
    display: flex;
    align-items: center;
    gap: 4px;
    margin-left: 8px;
    padding-left: 10px;
    border-left: 1px solid rgba(255, 255, 255, 0.18);
}

.language-switcher button {
    width: 38px;
    height: 38px;
    display: grid;
    place-items: center;
    padding: 0;
    border: 1px solid transparent;
    border-radius: var(--radius);
    color: #fff;
    background: transparent;
    cursor: pointer;
    font-size: 22px;
    line-height: 1;
    transition: border-color 180ms ease, background 180ms ease, transform 180ms ease;
}

.language-switcher button:hover,
.language-switcher button:focus-visible {
    border-color: rgba(255, 255, 255, 0.42);
    background: rgba(255, 255, 255, 0.1);
    outline: none;
    transform: translateY(-1px);
}

.language-switcher button[aria-pressed="true"] {
    border-color: var(--sun);
    background: rgba(244, 191, 42, 0.16);
    box-shadow: 0 0 0 1px rgba(244, 191, 42, 0.12);
}

.language-switcher img {
    width: 26px;
    height: 20px;
    border-radius: 2px;
    object-fit: cover;
}

.nav-toggle {
    display: none;
    align-items: center;
    gap: 8px;
    min-height: 44px;
    padding: 10px 12px;
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: var(--radius);
    color: #fff;
    background: rgba(255, 255, 255, 0.08);
}

.hero {
    position: relative;
    isolation: isolate;
    min-height: calc(100svh - 150px);
    display: grid;
    align-items: center;
    overflow: hidden;
    color: #fff;
}

.hero::after {
    content: "";
    position: absolute;
    inset: auto 0 0;
    z-index: -1;
    height: 42%;
    background-image:
        linear-gradient(90deg, rgba(255, 255, 255, 0.13) 1px, transparent 1px),
        linear-gradient(0deg, rgba(255, 255, 255, 0.09) 1px, transparent 1px);
    background-size: 72px 72px;
    opacity: 0.22;
    -webkit-mask-image: linear-gradient(180deg, transparent 0%, #000 42%, #000 100%);
    mask-image: linear-gradient(180deg, transparent 0%, #000 42%, #000 100%);
    animation: solarGridDrift 18s linear infinite;
}

.hero__media,
.hero__overlay {
    position: absolute;
    inset: 0;
}

.hero__media {
    z-index: -3;
    background-image: url("../obrazok/3/oisahiuuhdfwiuhoeefr-jpeg/file.jpg");
    background-size: cover;
    background-position: center 58%;
    transform: scale(1.02);
}

.hero__overlay {
    z-index: -2;
    background:
        linear-gradient(90deg, rgba(5, 19, 33, 0.88) 0%, rgba(8, 35, 61, 0.72) 47%, rgba(8, 35, 61, 0.22) 100%),
        linear-gradient(0deg, rgba(5, 19, 33, 0.42), rgba(5, 19, 33, 0.18));
}

.hero__overlay::after {
    content: "";
    position: absolute;
    inset: 0;
    background:
        linear-gradient(116deg, transparent 0%, transparent 42%, rgba(76, 195, 255, 0.16) 48%, rgba(244, 191, 42, 0.12) 50%, transparent 57%, transparent 100%);
    transform: translateX(-52%);
    animation: energySweep 7s ease-in-out infinite;
    pointer-events: none;
}

.hero__content,
.section,
.intro__inner,
.quote-band,
.site-footer {
    width: min(1180px, calc(100% - 44px));
    margin-inline: auto;
}

.hero__content {
    padding: 84px 0 74px;
}

.eyebrow {
    margin: 0 0 14px;
    color: var(--sun);
    font-size: 13px;
    font-weight: 900;
    text-transform: uppercase;
}

.hero h1 {
    max-width: 770px;
    margin: 0;
    font-size: 64px;
    line-height: 1;
    letter-spacing: 0;
    text-wrap: balance;
}

.hero__lead {
    max-width: 700px;
    margin: 22px 0 0;
    color: rgba(255, 255, 255, 0.86);
    font-size: 22px;
    line-height: 1.45;
}

.hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 32px;
}

.button {
    position: relative;
    overflow: hidden;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    min-height: 52px;
    padding: 14px 20px;
    border-radius: var(--radius);
    font-weight: 900;
    line-height: 1.1;
    transition: transform 180ms ease, background 180ms ease, border-color 180ms ease, color 180ms ease, box-shadow 180ms ease;
}

.button::before,
.faq-cta::before,
.floating-contact__whatsapp::before,
.floating-contact__call::before {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background: linear-gradient(110deg, transparent 0%, transparent 35%, rgba(255, 255, 255, 0.32) 48%, transparent 62%, transparent 100%);
    transform: translateX(-120%);
    pointer-events: none;
}

.button:hover::before,
.button:focus-visible::before,
.faq-cta:hover::before,
.faq-cta:focus-visible::before,
.floating-contact__whatsapp:hover::before,
.floating-contact__whatsapp:focus-visible::before,
.floating-contact__call:hover::before,
.floating-contact__call:focus-visible::before {
    animation: panelShine 860ms ease;
}

.button i,
.button span,
.faq-cta i {
    position: relative;
    z-index: 1;
}

.button:hover,
.button:focus-visible {
    transform: translateY(-1px);
    outline: none;
}

.button--primary {
    background: var(--green);
    color: #fff;
    box-shadow: 0 14px 28px rgba(21, 119, 81, 0.3);
}

.button--primary:hover,
.button--primary:focus-visible {
    background: var(--green-dark);
    box-shadow: 0 18px 36px rgba(21, 119, 81, 0.36);
}

.button--ghost {
    border: 1px solid rgba(255, 255, 255, 0.32);
    color: #fff;
    background: rgba(255, 255, 255, 0.08);
}

.button--ghost:hover,
.button--ghost:focus-visible {
    border-color: rgba(255, 255, 255, 0.7);
    background: rgba(255, 255, 255, 0.14);
}

.hero__proof {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
    max-width: 790px;
    margin: 42px 0 0;
}

.hero__proof div {
    padding: 18px;
    border: 1px solid rgba(255, 255, 255, 0.16);
    border-radius: var(--radius);
    background: rgba(8, 28, 46, 0.5);
    backdrop-filter: blur(10px);
}

.hero__proof dt {
    color: var(--sun);
    font-size: 32px;
    font-weight: 950;
    line-height: 1;
}

.hero__proof dd {
    margin: 8px 0 0;
    color: rgba(255, 255, 255, 0.78);
    font-size: 14px;
}

.intro {
    background: var(--paper);
    border-bottom: 1px solid var(--line);
}

.intro__inner {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 28px;
    align-items: center;
    padding: 30px 0;
}

.intro p {
    margin: 0;
    max-width: 800px;
    color: var(--ink-soft);
    font-size: 20px;
    font-weight: 750;
}

.intro a {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--green-dark);
    font-weight: 900;
}

.section {
    padding: 92px 0;
}

.section--light {
    background: linear-gradient(180deg, #ffffff 0%, #f7fbf9 100%);
}

.section--dark {
    width: 100%;
    max-width: none;
    padding-inline: max(22px, calc((100vw - 1180px) / 2));
    color: #fff;
    background: var(--navy);
}

.section__head {
    max-width: 780px;
    margin-bottom: 38px;
}

.section__head h2,
.split-copy h2,
.quote-band h2,
.contact-card h2 {
    margin: 0;
    font-size: 40px;
    line-height: 1.12;
    letter-spacing: 0;
    text-wrap: balance;
}

.section__head p:not(.eyebrow),
.split-copy p,
.contact-card p {
    margin: 16px 0 0;
    color: var(--ink-soft);
    font-size: 18px;
}

.section--dark .section__head p:not(.eyebrow) {
    color: rgba(255, 255, 255, 0.72);
}

.solution-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
}

.solution-card {
    position: relative;
    overflow: hidden;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: #fff;
    box-shadow: var(--shadow-soft);
    transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
}

.solution-card::before,
.work-grid figure::before {
    content: "";
    position: absolute;
    inset: 0;
    z-index: 2;
    background: linear-gradient(118deg, transparent 0%, transparent 42%, rgba(255, 255, 255, 0.42) 50%, transparent 58%, transparent 100%);
    transform: translateX(-120%);
    pointer-events: none;
}

.solution-card:hover {
    transform: translateY(-4px);
    border-color: rgba(34, 160, 107, 0.35);
    box-shadow: 0 24px 58px rgba(13, 39, 62, 0.14);
}

.solution-card:hover::before,
.work-grid figure:hover::before {
    animation: panelShine 920ms ease;
}

.solution-card img {
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
    transition: transform 260ms ease;
}

.solution-card:hover img {
    transform: scale(1.035);
}

.solution-card__body {
    position: relative;
    z-index: 3;
    padding: 22px;
    background: #fff;
}

.solution-card__body span {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--green-dark);
    font-size: 13px;
    font-weight: 900;
    text-transform: uppercase;
}

.solution-card__body h3,
.process h3 {
    margin: 12px 0 8px;
    font-size: 22px;
    line-height: 1.18;
}

.solution-card__body p,
.process p {
    margin: 0;
    color: var(--ink-soft);
}

.section--split {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 56px;
    align-items: center;
}

.split-copy {
    max-width: 520px;
}

.check-list {
    display: grid;
    gap: 12px;
    margin: 28px 0 0;
    padding: 0;
    list-style: none;
}

.check-list li {
    display: grid;
    grid-template-columns: 26px minmax(0, 1fr);
    gap: 10px;
    align-items: start;
    color: var(--ink);
    font-weight: 750;
}

.check-list i {
    display: grid;
    place-items: center;
    width: 26px;
    height: 26px;
    border-radius: 50%;
    color: #fff;
    background: var(--green);
}

.split-gallery {
    display: grid;
    grid-template-columns: 1fr 0.72fr;
    grid-template-rows: 1fr 1fr;
    gap: 12px;
}

.split-gallery img {
    width: 100%;
    height: 100%;
    min-height: 220px;
    object-fit: cover;
    border-radius: var(--radius);
    box-shadow: 0 12px 28px rgba(13, 39, 62, 0.1);
}

.split-gallery__main {
    grid-row: 1 / span 2;
}

.process {
    position: relative;
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
}

.process::before {
    content: "";
    position: absolute;
    top: 45px;
    left: 7%;
    right: 7%;
    height: 2px;
    background: linear-gradient(90deg, rgba(244, 191, 42, 0), rgba(244, 191, 42, 0.72), rgba(34, 160, 107, 0.9), rgba(76, 195, 255, 0));
    background-size: 220% 100%;
    box-shadow: 0 0 18px rgba(34, 160, 107, 0.38);
    animation: energyLine 3.8s linear infinite;
}

.process article {
    position: relative;
    z-index: 1;
    overflow: hidden;
    min-height: 238px;
    padding: 24px;
    border: 1px solid rgba(255, 255, 255, 0.14);
    border-radius: var(--radius);
    background: rgba(255, 255, 255, 0.06);
}

.process article::before {
    content: "";
    position: absolute;
    inset: 0 0 auto;
    height: 3px;
    background: linear-gradient(90deg, var(--sun), var(--green));
    background-size: 180% 100%;
    animation: energyLine 5.2s linear infinite;
}

.process span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    border-radius: var(--radius);
    color: var(--ink);
    background: var(--sun);
    font-weight: 950;
}

.process h3 {
    color: #fff;
}

.process p {
    color: rgba(255, 255, 255, 0.72);
}

.faq-section {
    width: 100%;
    max-width: none;
    padding-inline: max(22px, calc((100vw - 1180px) / 2));
    background:
        linear-gradient(135deg, rgba(34, 160, 107, 0.08) 0%, transparent 34%),
        linear-gradient(180deg, #f5faf8 0%, #ffffff 100%);
}

.faq-layout {
    width: min(1180px, 100%);
    margin-inline: auto;
    display: grid;
    grid-template-columns: 0.82fr 1.18fr;
    gap: 52px;
    align-items: start;
}

.faq-copy {
    position: sticky;
    top: calc(var(--header-height) + 26px);
}

.faq-copy h2 {
    margin: 0;
    font-size: 40px;
    line-height: 1.12;
    text-wrap: balance;
}

.faq-copy p:not(.eyebrow) {
    margin: 16px 0 0;
    color: var(--ink-soft);
    font-size: 18px;
}

.faq-cta {
    position: relative;
    overflow: hidden;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    margin-top: 28px;
    min-height: 52px;
    padding: 14px 18px;
    border-radius: var(--radius);
    color: #fff;
    background: var(--navy);
    font-weight: 950;
    box-shadow: var(--shadow-soft);
}

.faq-cta:hover,
.faq-cta:focus-visible {
    background: var(--navy-2);
    outline: none;
}

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

.faq-item {
    overflow: hidden;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: rgba(255, 255, 255, 0.92);
    box-shadow: 0 12px 34px rgba(13, 39, 62, 0.07);
    transition: border-color 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

.faq-item[open] {
    border-color: rgba(34, 160, 107, 0.4);
    background: #fff;
    box-shadow: 0 20px 46px rgba(13, 39, 62, 0.11);
}

.faq-item summary {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 34px;
    gap: 18px;
    align-items: center;
    padding: 20px 22px;
    color: var(--ink);
    cursor: pointer;
    font-size: 18px;
    font-weight: 900;
    list-style: none;
}

.faq-item summary::-webkit-details-marker {
    display: none;
}

.faq-item summary::after {
    content: "+";
    display: grid;
    place-items: center;
    width: 34px;
    height: 34px;
    border-radius: var(--radius);
    color: #fff;
    background: var(--green);
    font-size: 24px;
    line-height: 1;
    transition: transform 180ms ease, background 180ms ease;
}

.faq-item[open] summary::after {
    content: "-";
    background: var(--navy);
    transform: rotate(180deg);
}

.faq-item p {
    margin: 0;
    padding: 0 22px 22px;
    color: var(--ink-soft);
    font-size: 16px;
}

.faq-item[open] p {
    animation: faqReveal 220ms ease;
}

.work-grid {
    display: grid;
    grid-template-columns: 1.25fr 0.9fr 0.9fr;
    grid-auto-rows: 270px;
    gap: 14px;
}

.work-grid figure {
    position: relative;
    overflow: hidden;
    margin: 0;
    border-radius: var(--radius);
    background: var(--mist);
    box-shadow: var(--shadow-soft);
}

.work-grid figure:first-child {
    grid-row: span 2;
}

.work-grid img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 320ms ease;
}

.work-grid figure:hover img {
    transform: scale(1.04);
}

.work-grid figcaption {
    position: absolute;
    z-index: 3;
    left: 14px;
    bottom: 14px;
    padding: 8px 10px;
    border-radius: var(--radius);
    color: #fff;
    background: rgba(10, 34, 56, 0.78);
    font-size: 13px;
    font-weight: 900;
}

.reference-showcase {
    position: relative;
    overflow: hidden;
    margin-top: 36px;
    padding: 30px;
    border-radius: var(--radius);
    color: #fff;
    background:
        linear-gradient(135deg, rgba(34, 160, 107, 0.18), transparent 34%),
        linear-gradient(180deg, #071c31 0%, #0b2645 100%);
    box-shadow: var(--shadow);
}

.reference-showcase::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(90deg, rgba(255, 255, 255, 0.07) 1px, transparent 1px),
        linear-gradient(0deg, rgba(255, 255, 255, 0.06) 1px, transparent 1px);
    background-size: 54px 54px;
    opacity: 0.22;
    pointer-events: none;
}

.reference-showcase > * {
    position: relative;
    z-index: 1;
}

.reference-showcase__head {
    display: grid;
    grid-template-columns: minmax(0, 0.9fr) minmax(280px, 0.55fr);
    gap: 28px;
    align-items: end;
    margin-bottom: 24px;
}

.reference-showcase__head h3 {
    max-width: 760px;
    margin: 0;
    font-size: 34px;
    line-height: 1.12;
    text-wrap: balance;
}

.reference-showcase__head p:not(.eyebrow) {
    margin: 0;
    color: rgba(255, 255, 255, 0.72);
    font-size: 16px;
}

.reference-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 14px;
}

.reference-card {
    overflow: hidden;
    min-height: 340px;
    display: grid;
    grid-template-rows: 215px minmax(0, 1fr);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: var(--radius);
    background: rgba(255, 255, 255, 0.06);
    box-shadow: 0 18px 42px rgba(0, 0, 0, 0.18);
    transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.reference-card:hover {
    transform: translateY(-4px);
    border-color: rgba(244, 191, 42, 0.42);
    box-shadow: 0 24px 54px rgba(0, 0, 0, 0.24);
}

.reference-card--large {
    grid-column: span 2;
}

.reference-card__media {
    position: relative;
    overflow: hidden;
    min-height: 215px;
    background-color: #dbe8e8;
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center;
}

.reference-card__media::after {
    content: "";
    position: absolute;
    inset: 0;
    background:
        linear-gradient(180deg, transparent 46%, rgba(7, 28, 49, 0.3) 100%),
        linear-gradient(118deg, transparent 0%, transparent 43%, rgba(255, 255, 255, 0.36) 50%, transparent 58%, transparent 100%);
    transform: translateX(-120%);
    pointer-events: none;
}

.reference-card:hover .reference-card__media::after {
    animation: panelShine 900ms ease;
}

.reference-card__media--bmw {
    background-image: url("reference-shots/bmw-showroom.jpeg");
    background-position: center 58%;
}

.reference-card__media--sankt-polten {
    background-image: url("reference-shots/sankt-polten.jpeg");
}

.reference-card__media--rail {
    background-image: url("reference-shots/rakuske-zeleznice.jpeg");
    background-position: center 58%;
}

.reference-card__media--austrotherm {
    background-image: url("reference-shots/austrotherm.jpeg");
    background-position: center 58%;
}

.reference-card__media--hotel {
    background-image: url("reference-shots/konigswiesen-hotel.jpeg");
    background-position: center 50%;
}

.reference-card__media--field {
    background-image: url("reference-shots/pozemna-fotovoltaika.jpeg");
}

.reference-card__media--farm {
    background-image: url("reference-shots/farmy.jpeg");
    background-position: center 58%;
}

.reference-card__body {
    padding: 18px;
}

.reference-card__body span {
    display: inline-flex;
    align-items: center;
    min-height: 26px;
    padding: 5px 8px;
    border-radius: var(--radius);
    color: var(--ink);
    background: var(--sun);
    font-size: 12px;
    font-weight: 950;
    text-transform: uppercase;
}

.reference-card__body h4 {
    margin: 14px 0 6px;
    font-size: 21px;
    line-height: 1.16;
}

.reference-card__body p {
    margin: 0;
    color: rgba(255, 255, 255, 0.7);
    font-size: 15px;
}

.quote-band {
    position: relative;
    overflow: hidden;
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 28px;
    align-items: center;
    margin-bottom: 28px;
    padding: 34px;
    border-radius: var(--radius);
    color: #fff;
    background:
        linear-gradient(90deg, rgba(8, 28, 48, 0.94), rgba(10, 58, 76, 0.84)),
        url("../obrazok/3/fotovotlaika-ilustrativni-8-jpg/file.jpg");
    background-size: cover;
    background-position: center;
    box-shadow: var(--shadow);
}

.quote-band::before {
    content: "";
    position: absolute;
    inset: 0 auto 0 0;
    width: 6px;
    background: linear-gradient(180deg, var(--sun), var(--green));
}

.quote-band > * {
    position: relative;
    z-index: 1;
}

.quote-band h2 {
    max-width: 820px;
    font-size: 34px;
}

.contact-section {
    padding-top: 48px;
}

.contact-card {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 0.75fr;
    gap: 34px;
    align-items: center;
    padding: 36px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: linear-gradient(180deg, #fff 0%, var(--mist) 100%);
    box-shadow: var(--shadow-soft);
}

.contact-card address {
    display: grid;
    gap: 12px;
    margin: 0;
    font-style: normal;
}

.contact-card address a,
.contact-card address span {
    display: grid;
    grid-template-columns: 32px minmax(0, 1fr);
    gap: 10px;
    align-items: center;
    min-height: 48px;
    padding: 12px;
    border-radius: var(--radius);
    color: var(--ink);
    background: #fff;
    border: 1px solid var(--line);
    font-weight: 800;
    overflow-wrap: anywhere;
    transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.contact-card address a:hover,
.contact-card address a:focus-visible {
    transform: translateY(-2px);
    border-color: rgba(34, 160, 107, 0.42);
    box-shadow: 0 16px 34px rgba(13, 39, 62, 0.09);
    outline: none;
}

.contact-card address i {
    display: grid;
    place-items: center;
    width: 32px;
    height: 32px;
    border-radius: var(--radius);
    color: #fff;
    background: var(--green);
}

.site-footer {
    width: 100%;
    max-width: none;
    margin-inline: 0;
    display: flex;
    justify-content: space-between;
    gap: 24px;
    padding: 34px max(22px, calc((100vw - 1180px) / 2)) 118px;
    color: rgba(255, 255, 255, 0.78);
    background: #071c31;
}

.site-footer p {
    margin: 0;
}

.site-footer a {
    color: #fff;
    font-weight: 800;
}

.floating-contact {
    position: fixed;
    right: 22px;
    bottom: 22px;
    z-index: 120;
    display: flex;
    gap: 10px;
    align-items: center;
    isolation: isolate;
}

.floating-contact a {
    position: relative;
    overflow: hidden;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 54px;
    border-radius: var(--radius);
    color: #fff;
    box-shadow: 0 16px 34px rgba(5, 24, 40, 0.22);
    transition: transform 180ms ease, background 180ms ease, box-shadow 180ms ease;
}

.floating-contact a:hover,
.floating-contact a:focus-visible {
    transform: translateY(-2px);
    outline: none;
    box-shadow: 0 20px 42px rgba(5, 24, 40, 0.28);
}

.floating-contact__whatsapp,
.floating-contact__call {
    gap: 9px;
    padding: 14px 18px;
    font-weight: 950;
}

.floating-contact__whatsapp {
    background: var(--green);
    animation: ctaPulse 3.8s ease-in-out infinite;
}

.floating-contact__call {
    background: var(--navy-2);
}

.floating-contact__whatsapp:hover,
.floating-contact__whatsapp:focus-visible {
    background: var(--green-dark);
}

.floating-contact__call:hover,
.floating-contact__call:focus-visible {
    background: var(--navy);
}

.floating-contact__email {
    width: 54px;
    background: var(--navy);
}

.floating-contact__email span {
    display: none;
}

.floating-contact span {
    position: relative;
    z-index: 1;
}

.floating-contact i {
    position: relative;
    z-index: 1;
    font-size: 24px;
}

.floating-contact a {
    isolation: isolate;
}

@keyframes solarGridDrift {
    0% {
        background-position: 0 0, 0 0;
    }

    100% {
        background-position: 72px 36px, 36px 72px;
    }
}

@keyframes energySweep {
    0%,
    52% {
        transform: translateX(-58%);
        opacity: 0;
    }

    64% {
        opacity: 1;
    }

    100% {
        transform: translateX(58%);
        opacity: 0;
    }
}

@keyframes panelShine {
    0% {
        transform: translateX(-120%);
    }

    100% {
        transform: translateX(120%);
    }
}

@keyframes energyLine {
    0% {
        background-position: 220% 0;
    }

    100% {
        background-position: -20% 0;
    }
}

@keyframes ctaPulse {
    0%,
    100% {
        box-shadow: 0 16px 34px rgba(5, 24, 40, 0.22), 0 0 0 rgba(34, 160, 107, 0);
    }

    45% {
        box-shadow: 0 18px 40px rgba(5, 24, 40, 0.26), 0 0 0 8px rgba(34, 160, 107, 0.14);
    }
}

@keyframes faqReveal {
    0% {
        transform: translateY(-6px);
        opacity: 0;
    }

    100% {
        transform: translateY(0);
        opacity: 1;
    }
}

@media (max-width: 980px) {
    .site-header {
        padding-inline: 22px;
    }

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

    .site-nav {
        position: fixed;
        inset: var(--header-height) 12px auto 12px;
        display: grid;
        gap: 8px;
        padding: 12px;
        border-radius: var(--radius);
        background: rgba(8, 28, 48, 0.98);
        box-shadow: 0 24px 60px rgba(0, 0, 0, 0.28);
        transform: translateY(-12px);
        opacity: 0;
        pointer-events: none;
        transition: transform 180ms ease, opacity 180ms ease;
    }

    .site-nav.is-open {
        transform: translateY(0);
        opacity: 1;
        pointer-events: auto;
    }

    .site-nav a {
        justify-content: space-between;
        width: 100%;
        min-height: 50px;
    }

    .site-nav .nav-cta {
        margin-left: 0;
        justify-content: center;
    }

    .language-switcher {
        justify-content: center;
        margin: 4px 0 0;
        padding: 10px 0 0;
        border-top: 1px solid rgba(255, 255, 255, 0.14);
        border-left: 0;
    }

    .language-switcher button {
        width: 44px;
        height: 44px;
    }

    .hero {
        min-height: calc(100svh - 120px);
    }

    .hero h1 {
        font-size: 50px;
    }

    .hero__lead {
        font-size: 20px;
    }

    .intro__inner,
    .section--split,
    .faq-layout,
    .quote-band,
    .contact-card {
        grid-template-columns: 1fr;
    }

    .faq-copy {
        position: static;
    }

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

    .process::before {
        display: none;
    }

    .work-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        grid-auto-rows: 240px;
    }

    .reference-showcase__head {
        grid-template-columns: 1fr;
        align-items: start;
    }

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

    .reference-card--large {
        grid-column: span 2;
    }
}

@media (max-width: 680px) {
    :root {
        --header-height: 70px;
    }

    body {
        padding-bottom: 28px;
    }

    .site-header {
        gap: 12px;
        padding: 10px 16px;
    }

    .brand__mark {
        width: 44px;
        height: 44px;
        flex-basis: 44px;
    }

    .brand__text span {
        display: none;
    }

    .hero__content,
    .section,
    .intro__inner,
    .quote-band {
        width: min(100% - 32px, 1180px);
    }

    .hero {
        min-height: auto;
    }

    .hero__media {
        background-position: 46% center;
    }

    .hero__overlay {
        background:
            linear-gradient(90deg, rgba(5, 19, 33, 0.9) 0%, rgba(8, 35, 61, 0.68) 100%),
            linear-gradient(0deg, rgba(5, 19, 33, 0.42), rgba(5, 19, 33, 0.18));
    }

    .hero__content {
        padding: 72px 0 52px;
    }

    .hero h1 {
        font-size: 40px;
    }

    .hero__lead,
    .intro p,
    .section__head p:not(.eyebrow),
    .split-copy p,
    .contact-card p {
        font-size: 17px;
    }

    .hero__proof,
    .solution-grid,
    .process,
    .work-grid {
        grid-template-columns: 1fr;
    }

    .hero__proof {
        display: none;
    }

    .section {
        padding: 66px 0;
    }

    .section--dark {
        padding-inline: 16px;
    }

    .faq-section {
        width: 100%;
        padding-inline: 16px;
    }

    .section__head h2,
    .split-copy h2,
    .faq-copy h2,
    .contact-card h2 {
        font-size: 31px;
    }

    .faq-item summary {
        padding: 18px 18px;
        font-size: 17px;
    }

    .faq-item p {
        padding: 0 18px 18px;
    }

    .quote-band {
        padding: 24px;
    }

    .quote-band h2 {
        font-size: 27px;
    }

    .split-gallery {
        grid-template-columns: 1fr;
    }

    .split-gallery__main {
        grid-row: auto;
    }

    .split-gallery img {
        min-height: 260px;
    }

    .work-grid {
        grid-auto-rows: 260px;
    }

    .work-grid figure:first-child {
        grid-row: auto;
    }

    .reference-showcase {
        margin-top: 26px;
        padding: 20px;
    }

    .reference-showcase__head h3 {
        font-size: 28px;
    }

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

    .reference-card,
    .reference-card--large {
        grid-column: auto;
        min-height: 318px;
        grid-template-rows: 200px minmax(0, 1fr);
    }

    .reference-card__media {
        min-height: 200px;
    }

    .contact-card {
        padding: 24px;
    }

    .site-footer {
        width: 100%;
        display: grid;
        padding-inline: 16px;
        padding-bottom: 96px;
    }

    .floating-contact {
        left: auto;
        right: 12px;
        bottom: 12px;
        display: flex;
        gap: 6px;
        padding: 6px 6px calc(6px + env(safe-area-inset-bottom)) 6px;
        border: 1px solid rgba(255, 255, 255, 0.16);
        border-radius: var(--radius);
        background: rgba(7, 28, 49, 0.92);
        backdrop-filter: blur(16px);
        box-shadow: 0 18px 42px rgba(5, 24, 40, 0.28);
    }

    .floating-contact a {
        width: 48px;
        min-height: 48px;
        padding: 0;
        box-shadow: none;
    }

    .floating-contact span {
        position: absolute;
        width: 1px;
        height: 1px;
        padding: 0;
        margin: -1px;
        overflow: hidden;
        clip: rect(0 0 0 0);
        white-space: nowrap;
        border: 0;
    }

    .floating-contact__email {
        display: inline-flex;
        width: 48px;
    }
}

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

    *,
    *::before,
    *::after {
        transition-duration: 0.01ms !important;
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
    }
}