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

.fibau-section { position: relative; padding-block: var(--fibau-section-space); }
.fibau-section--paper {
    background-color: var(--fibau-warm-white);
    background-image:
        linear-gradient(rgba(31, 32, 34, .025) 1px, transparent 1px),
        linear-gradient(90deg, rgba(31, 32, 34, .025) 1px, transparent 1px);
    background-size: 48px 48px;
}
.fibau-section--dark { color: var(--fibau-text-light); background: var(--fibau-black); }

.fibau-section__heading-row {
    display: grid;
    grid-template-columns: minmax(12rem, .65fr) minmax(18rem, 1.35fr);
    gap: clamp(2rem, 6vw, 7rem);
    align-items: end;
    margin-bottom: clamp(2rem, 4vw, 4rem);
}
.fibau-section__title {
    max-width: 12ch;
    margin: 0;
    font: 700 clamp(2.8rem, 5vw, 5.4rem)/.92 var(--fibau-display-font);
    letter-spacing: -.03em;
    text-transform: uppercase;
}
.fibau-section__title--compact { font-size: clamp(2.6rem, 4.2vw, 4.6rem); }
.fibau-section__intro {
    max-width: 55ch;
    margin: 0;
    color: var(--fibau-text-muted);
    font-size: clamp(1rem, 1.3vw, 1.16rem);
}
.fibau-section--dark .fibau-section__intro { color: rgba(247, 244, 239, .68); }

.site-header {
    position: sticky;
    z-index: 100;
    top: 0;
    color: var(--fibau-header-text);
    background: color-mix(in srgb, var(--fibau-header-bg) 95%, transparent);
    border-bottom: 1px solid color-mix(in srgb, var(--fibau-header-text) 14%, transparent);
    backdrop-filter: blur(14px);
}
.site-header__inner {
    min-height: 4.75rem;
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    gap: clamp(1.5rem, 4vw, 4rem);
}
.site-header__logo, .site-footer__logo {
    display: inline-flex;
    align-items: center;
    line-height: 0;
    text-decoration: none;
}
.site-header__logo { justify-self: start; }
.site-header__logo img,
.site-footer__logo img {
    display: block;
    height: auto;
}
.site-header__logo img { width: clamp(7rem, 9vw, 8.25rem); }
.site-footer__logo img { width: clamp(8rem, 11vw, 9.5rem); }
.site-footer__logo {
    padding: .3rem .5rem;
    background: var(--fibau-warm-white);
}
.site-header__logo:focus-visible,
.site-footer__logo:focus-visible {
    outline: 2px solid var(--fibau-terracotta);
    outline-offset: 3px;
}
.site-nav { justify-self: center; }
.site-nav .menu {
    display: flex;
    align-items: center;
    gap: clamp(.35rem, 2vw, 1.8rem);
    margin: 0;
    padding: 0;
    list-style: none;
}
.site-nav li { margin: 0; }
.site-nav .fibau-menu-home { display: none; }
.site-nav a {
    display: block;
    padding: .85rem .45rem;
    color: inherit;
    font-size: .86rem;
    font-weight: 650;
    text-decoration: none;
}
.site-nav a::after {
    display: block;
    width: 0;
    height: 2px;
    margin-top: .3rem;
    content: "";
    background: var(--fibau-terracotta);
    transition: width var(--fibau-fast);
}
.site-nav a:hover::after, .site-nav a:focus-visible::after, .site-nav .active > a::after { width: 100%; }
.site-switcher {
    display: flex;
    align-items: center;
    border-left: 1px solid color-mix(in srgb, var(--fibau-header-text) 18%, transparent);
}
.site-switcher__item {
    position: relative;
    padding: .65rem .85rem;
    color: inherit;
    font-size: .78rem;
    font-weight: 700;
    text-decoration: none;
}
.site-switcher__item.is-active::after {
    position: absolute;
    right: .85rem;
    bottom: .25rem;
    left: .85rem;
    height: 2px;
    content: "";
    background: var(--fibau-terracotta);
}
.site-header__toggle { display: none; }

.fibau-hero { color: var(--fibau-hero-text); background: var(--fibau-hero-bg); }
.fibau-hero__grid {
    min-height: min(47rem, calc(100vh - 4.75rem));
    display: grid;
    grid-template-columns: minmax(23rem, .82fr) minmax(28rem, 1.18fr);
}
.fibau-hero__content {
    position: relative;
    z-index: 2;
    align-self: center;
    padding: clamp(4rem, 8vw, 8rem) var(--fibau-gutter);
    padding-left: max(var(--fibau-gutter), calc((100vw - var(--fibau-max-width)) / 2 + var(--fibau-gutter)));
}
.fibau-hero__content::after {
    position: absolute;
    z-index: -1;
    top: 0;
    right: -7rem;
    bottom: 0;
    width: 10rem;
    content: "";
    background: var(--fibau-hero-bg);
    clip-path: polygon(0 0, 100% 0, 25% 100%, 0 100%);
}
.fibau-hero__title {
    max-width: 7.2ch;
    margin: 1rem 0 1.5rem;
    font: 750 clamp(4.1rem, 7vw, 7rem)/.87 var(--fibau-display-font);
    letter-spacing: -.035em;
    text-transform: uppercase;
}
.fibau-hero__title-mark { color: var(--fibau-terracotta); }
.fibau-hero__copy {
    max-width: 34rem;
    margin: 0 0 2.2rem;
    color: color-mix(in srgb, var(--fibau-hero-text) 82%, transparent);
    font-size: clamp(1.05rem, 1.5vw, 1.3rem);
    line-height: 1.55;
}
.fibau-hero__visual { position: relative; min-height: 35rem; overflow: hidden; }

.fibau-services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    border-top: 1px solid var(--fibau-border);
    border-left: 1px solid var(--fibau-border);
}
.fibau-projects-grid { display: grid; grid-template-columns: 1.35fr .65fr; gap: 1rem; }
.fibau-projects-grid__side { display: grid; gap: 1rem; }
.fibau-reference-list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    margin-top: clamp(3rem, 6vw, 5rem);
    border-top: 1px solid var(--fibau-border);
}
.fibau-about-grid {
    display: grid;
    grid-template-columns: .72fr 1.28fr;
    gap: clamp(3rem, 8vw, 9rem);
    align-items: start;
}
.fibau-about-points, .fibau-trust-grid, .fibau-process-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.fibau-cta__grid {
    display: grid;
    grid-template-columns: minmax(18rem, 1.25fr) minmax(17rem, .75fr);
    gap: clamp(3rem, 8vw, 9rem);
    align-items: end;
}

.site-footer { padding-block: 3.25rem 1.25rem; color: var(--fibau-text-light); background: #0f1112; }
.site-footer__inner { display: grid; grid-template-columns: 1.1fr .9fr .7fr 1.1fr; gap: 2rem; }
.site-footer__brand p, .site-footer__contact small { margin: .75rem 0 0; color: rgba(247, 244, 239, .55); font-size: .78rem; }
.site-footer__nav, .site-footer__modes, .site-footer__contact { display: grid; align-content: start; gap: .55rem; }
.site-footer a { color: inherit; text-decoration: none; }
.site-footer a:hover { color: var(--fibau-terracotta); }
.site-footer__contact { justify-items: end; }
.site-footer__contact > a { font-weight: 700; }
.site-footer__legal { margin-top: 2.5rem; padding-top: 1rem; border-top: 1px solid var(--fibau-border-light); font-size: .75rem; }