:root {
    --engie-color-ink: #0f2430;
    --engie-color-ink-soft: #51626c;
    --engie-color-bg: #f4f5f2;
    --engie-color-surface: #ffffff;
    --engie-color-border: rgba(15, 36, 48, 0.12);
    --engie-color-accent: #00a7e1;
    --engie-color-accent-dark: #00779f;
    --engie-color-dark: #07202c;
    --engie-font-sans: var(--engie-font-primary, "Helvetica Neue", Arial, sans-serif);
    --engie-container-max: 1440px;
    --engie-container-gutter: clamp(20px, 4vw, 56px);
    --engie-radius-sm: 18px;
    --engie-radius-md: 28px;
    --engie-radius-lg: 40px;
    --engie-space-xs: clamp(10px, 1vw, 16px);
    --engie-space-sm: clamp(16px, 1.4vw, 24px);
    --engie-space-md: clamp(24px, 2vw, 36px);
    --engie-space-lg: clamp(40px, 3.5vw, 64px);
    --engie-space-xl: clamp(64px, 6vw, 112px);
    --engie-space-2xl: clamp(88px, 8vw, 144px);
    --engie-text-sm: clamp(14px, 0.8vw, 16px);
    --engie-text-base: clamp(16px, 0.95vw, 18px);
    --engie-text-md: clamp(20px, 1.5vw, 28px);
    --engie-text-lg: clamp(30px, 3vw, 56px);
    --engie-text-xl: clamp(42px, 4.5vw, 88px);
    --engie-header-height: clamp(72px, 7vw, 108px);
    --engie-section-spacing: clamp(72px, 8vw, 148px);
    --engie-shadow-soft: 0 24px 60px rgba(7, 32, 44, 0.08);
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    color: var(--engie-color-ink);
    background: var(--engie-color-bg);
    font-family: var(--engie-font-sans);
    font-size: var(--engie-text-base);
    line-height: 1.65;
}

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

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

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

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

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

.site-shell {
    min-height: 100vh;
}

.site-main {
    display: block;
}

.site-topbar {
    background: var(--engie-color-dark);
    color: #ffffff;
}

.site-topbar__inner {
    display: flex;
    flex-wrap: wrap;
    gap: var(--engie-space-xs) var(--engie-space-sm);
    justify-content: flex-end;
    padding-block: clamp(10px, 1vw, 14px);
    font-size: var(--engie-text-sm);
}

.site-topbar__link {
    opacity: 0.9;
    transition: opacity 180ms ease;
}

.site-topbar__link:hover {
    opacity: 1;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    backdrop-filter: blur(18px);
}

.site-header__bar {
    background: rgba(255, 255, 255, 0.92);
    border-bottom: 1px solid rgba(15, 36, 48, 0.08);
}

.site-header__inner {
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    gap: var(--engie-space-md);
    min-height: var(--engie-header-height);
}

.site-brand__link,
.custom-logo-link {
    display: inline-flex;
    align-items: center;
}

.custom-logo {
    max-height: clamp(32px, 4vw, 48px);
    width: auto;
}

.site-nav {
    justify-self: center;
}

.site-nav__list {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: clamp(18px, 1.8vw, 34px);
    padding: 0;
    margin: 0;
    list-style: none;
    font-size: var(--engie-text-sm);
    font-weight: 600;
}

.site-nav__list .children,
.site-nav__list .sub-menu {
    display: none;
}

.site-header__actions,
.engie-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 52px;
    padding: 0 clamp(18px, 1.8vw, 28px);
    border: 1px solid transparent;
    border-radius: 999px;
    background: var(--engie-color-accent);
    color: #ffffff;
    font-size: var(--engie-text-sm);
    font-weight: 700;
    transition: transform 180ms ease, background 180ms ease, border-color 180ms ease;
}

.button:hover {
    background: var(--engie-color-accent-dark);
    transform: translateY(-1px);
}

.button--ghost {
    background: transparent;
    border-color: rgba(15, 36, 48, 0.16);
    color: var(--engie-color-ink);
}

.button--ghost.button--light {
    border-color: rgba(255, 255, 255, 0.32);
    color: #ffffff;
}

.site-nav-toggle {
    display: none;
    width: 52px;
    height: 52px;
    padding: 0;
    border: 1px solid rgba(15, 36, 48, 0.12);
    border-radius: 50%;
    background: transparent;
}

.site-nav-toggle__line {
    display: block;
    width: 22px;
    height: 2px;
    margin: 4px auto;
    background: var(--engie-color-ink);
}

.engie-section {
    padding-block: var(--engie-section-spacing);
}

.engie-section.is-top-none {
    padding-top: 0;
}

.engie-section.is-bottom-none {
    padding-bottom: 0;
}

.engie-section.is-top-tight {
    padding-top: calc(var(--engie-section-spacing) * 0.62);
}

.engie-section.is-bottom-tight {
    padding-bottom: calc(var(--engie-section-spacing) * 0.62);
}

.engie-section.is-top-large {
    padding-top: calc(var(--engie-section-spacing) * 1.16);
}

.engie-section.is-bottom-large {
    padding-bottom: calc(var(--engie-section-spacing) * 1.16);
}

.engie-section__intro {
    max-width: 920px;
    margin-bottom: var(--engie-space-lg);
}

.engie-section__eyebrow {
    margin: 0 0 12px;
    color: var(--engie-color-accent);
    font-size: var(--engie-text-sm);
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.engie-section__title,
.engie-hero-slide__title,
.engie-entry__title,
.site-footer__title {
    margin: 0;
    font-size: var(--engie-text-lg);
    line-height: 1.02;
    letter-spacing: -0.03em;
}

.engie-hero-slide__title {
    font-size: var(--engie-text-xl);
}

.engie-section__lead,
.engie-section__note,
.engie-card__text,
.engie-job__excerpt,
.engie-step__text,
.engie-number-list__text,
.engie-resource-list__description,
.site-footer__content {
    color: var(--engie-color-ink-soft);
}

.engie-entry {
    padding-block: var(--engie-section-spacing);
}

.engie-entry__content,
.engie-prose {
    max-width: 880px;
}

.engie-hero-slider {
    display: grid;
    gap: var(--engie-space-md);
}

.engie-hero-slide {
    position: relative;
    overflow: hidden;
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.8fr);
    align-items: end;
    min-height: clamp(520px, 54vw, 860px);
    padding: clamp(28px, 4vw, 54px);
    border-radius: var(--engie-radius-lg);
    color: #ffffff;
    background: linear-gradient(135deg, rgba(7, 32, 44, 0.88), rgba(7, 32, 44, 0.45));
}

.engie-hero-slide__bg {
    position: absolute;
    inset: 0;
    background-position: center;
    background-size: cover;
    opacity: 0.4;
}

.engie-hero-slide__content,
.engie-hero-slide__figure {
    position: relative;
    z-index: 1;
}

.engie-hero-slide__lead {
    max-width: 540px;
    margin-bottom: var(--engie-space-md);
    color: rgba(255, 255, 255, 0.82);
}

.engie-split,
.engie-banner,
.site-footer__top {
    display: grid;
    gap: var(--engie-space-lg);
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: center;
}

.engie-split--left .engie-split__content {
    order: 2;
}

.engie-split--left .engie-split__media {
    order: 1;
}

.engie-split__media img,
.engie-banner__media img {
    width: 100%;
    border-radius: var(--engie-radius-md);
}

.engie-card-grid {
    display: grid;
    gap: var(--engie-space-md);
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

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

.engie-card,
.engie-job,
.engie-step,
.engie-number-list__item {
    padding: clamp(24px, 2.5vw, 36px);
    border: 1px solid var(--engie-color-border);
    border-radius: var(--engie-radius-md);
    background: var(--engie-color-surface);
    box-shadow: var(--engie-shadow-soft);
}

.engie-card__icon {
    width: clamp(54px, 5vw, 72px);
    margin-bottom: var(--engie-space-sm);
}

.engie-card__media {
    margin: calc(-1 * clamp(24px, 2.5vw, 36px));
    margin-bottom: var(--engie-space-md);
}

.engie-card__media img {
    width: 100%;
    border-radius: var(--engie-radius-md) var(--engie-radius-md) 0 0;
}

.engie-card__title,
.engie-job__title,
.engie-step__title,
.engie-number-list__title,
.engie-resource-list__title {
    margin: 0 0 12px;
    font-size: var(--engie-text-md);
    line-height: 1.15;
}

.engie-card__link {
    display: inline-flex;
    margin-top: var(--engie-space-sm);
    color: var(--engie-color-accent-dark);
    font-weight: 700;
}

.engie-banner {
    padding: clamp(28px, 4vw, 56px);
    border-radius: var(--engie-radius-lg);
    background: linear-gradient(135deg, #0c2330 0%, #143e55 100%);
    color: #ffffff;
}

.engie-banner__text,
.engie-banner .engie-section__title,
.engie-banner .engie-section__lead {
    color: #ffffff;
}

.engie-banner__figure {
    margin-top: var(--engie-space-md);
}

.engie-accordion {
    display: grid;
    gap: 16px;
}

.engie-accordion__item {
    padding: clamp(18px, 2vw, 28px);
    border: 1px solid var(--engie-color-border);
    border-radius: var(--engie-radius-md);
    background: var(--engie-color-surface);
}

.engie-accordion__summary {
    cursor: pointer;
    font-size: var(--engie-text-md);
    font-weight: 700;
    list-style: none;
}

.engie-accordion__summary::-webkit-details-marker {
    display: none;
}

.engie-accordion__content {
    padding-top: var(--engie-space-sm);
}

.engie-resource-list {
    display: grid;
    gap: 16px;
}

.engie-resource-list__item {
    display: grid;
    grid-template-columns: minmax(0, 1.5fr) minmax(240px, 0.7fr);
    gap: var(--engie-space-md);
    align-items: start;
    padding: clamp(22px, 2vw, 30px);
    border: 1px solid var(--engie-color-border);
    border-radius: var(--engie-radius-md);
    background: var(--engie-color-surface);
}

.engie-resource-list__subitems,
.site-footer__menu,
.site-footer__contact-list {
    padding: 0;
    margin: 0;
    list-style: none;
}

.engie-resource-list__subitems {
    display: grid;
    gap: 10px;
    margin-top: 14px;
}

.engie-table-wrap {
    overflow-x: auto;
}

.engie-table {
    width: 100%;
    min-width: 720px;
    border-collapse: collapse;
    border-radius: var(--engie-radius-md);
    overflow: hidden;
    background: var(--engie-color-surface);
    box-shadow: var(--engie-shadow-soft);
}

.engie-table th,
.engie-table td {
    padding: clamp(18px, 1.8vw, 24px);
    border: 1px solid rgba(15, 36, 48, 0.08);
    text-align: left;
    vertical-align: top;
}

.engie-table thead th {
    background: rgba(0, 167, 225, 0.08);
}

.engie-number-list,
.engie-steps,
.engie-jobs {
    display: grid;
    gap: var(--engie-space-md);
    padding: 0;
    margin: 0;
}

.engie-number-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    list-style: none;
    counter-reset: engie-items;
}

.engie-number-list__item {
    position: relative;
}

.engie-number-list__item::before {
    counter-increment: engie-items;
    content: counter(engie-items, decimal-leading-zero);
    display: inline-block;
    margin-bottom: 12px;
    color: var(--engie-color-accent);
    font-weight: 700;
}

.engie-step__label,
.engie-number-list__label,
.engie-job__meta p {
    margin: 0 0 10px;
    color: var(--engie-color-accent-dark);
    font-size: var(--engie-text-sm);
    font-weight: 700;
}

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

.engie-step__icon {
    width: 56px;
    margin-bottom: var(--engie-space-sm);
}

.engie-job {
    display: grid;
    gap: var(--engie-space-md);
    grid-template-columns: minmax(180px, 0.5fr) minmax(0, 1fr) auto;
    align-items: center;
}

.site-footer {
    padding-block: var(--engie-space-2xl) var(--engie-space-lg);
    color: #ffffff;
    background: var(--engie-color-dark);
}

.site-footer__meta {
    display: grid;
    gap: var(--engie-space-md);
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.site-footer__column-title {
    margin: 0 0 18px;
    font-size: var(--engie-text-md);
}

.site-footer__menu,
.site-footer__contact-list {
    display: grid;
    gap: 12px;
}

.site-footer__bottom {
    margin-top: var(--engie-space-lg);
    padding-top: var(--engie-space-sm);
    border-top: 1px solid rgba(255, 255, 255, 0.12);
    color: rgba(255, 255, 255, 0.7);
    font-size: var(--engie-text-sm);
}

@media (max-width: 1100px) {
    .site-header__inner {
        grid-template-columns: auto auto;
    }

    .site-nav {
        grid-column: 1 / -1;
        justify-self: stretch;
        display: none;
    }

    .site-nav.is-open {
        display: block;
        padding-bottom: var(--engie-space-md);
    }

    .site-nav__list {
        flex-direction: column;
        align-items: flex-start;
    }

    .site-nav-toggle {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        justify-self: end;
    }

    .site-header__actions {
        display: none;
    }

    .engie-card-grid,
    .engie-card-grid--wide,
    .engie-steps,
    .engie-number-list,
    .site-footer__meta,
    .site-footer__top,
    .engie-split,
    .engie-banner,
    .engie-job,
    .engie-resource-list__item,
    .engie-hero-slide {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 700px) {
    .site-topbar__inner {
        justify-content: flex-start;
    }

    .engie-section__intro {
        margin-bottom: var(--engie-space-md);
    }

    .engie-card,
    .engie-job,
    .engie-step,
    .engie-number-list__item,
    .engie-accordion__item {
        padding: 22px;
    }

    .engie-hero-slide {
        min-height: 460px;
    }
}