:root {
    --celulo-green-950: #071e17;
    --celulo-green-900: #0b251c;
    --celulo-green-800: #112c20;
    --celulo-green-700: #183f2e;
    --celulo-green-600: #285b43;
    --celulo-ink: #142d25;
    --celulo-copy: #526559;
    --celulo-muted: #7b8d82;
    --celulo-sage: #bccfb0;
    --celulo-sage-light: #dce7d7;
    --celulo-cream: #f7f8f4;
    --celulo-cream-deep: #edf0e8;
    --celulo-white: #ffffff;
    --celulo-border: #cad4c8;
    --celulo-border-dark: rgba(220, 231, 215, 0.22);
    --celulo-error: #a53f32;
    --celulo-success: #276b49;
    --celulo-warning: #8b641b;
    --celulo-shadow: 0 24px 64px rgba(17, 44, 32, 0.12);
    --celulo-shadow-soft: 0 12px 36px rgba(17, 44, 32, 0.08);
    --celulo-radius-sm: 6px;
    --celulo-radius: 9px;
    --celulo-radius-lg: 14px;
    --celulo-container: 1248px;
    --celulo-gutter: clamp(1.25rem, 4.6vw, 4rem);
    --celulo-section: clamp(4rem, 8vw, 7rem);
    --celulo-font-sans: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    --celulo-font-serif: "Iowan Old Style", Baskerville, "Times New Roman", Times, serif;
    --celulo-transition: 220ms cubic-bezier(0.2, 0.65, 0.3, 1);
}

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

html {
    color-scheme: light;
    scroll-behavior: smooth;
    scroll-padding-top: 7rem;
    -webkit-text-size-adjust: 100%;
}

body {
    margin: 0;
    overflow-x: hidden;
    background: var(--celulo-cream);
    color: var(--celulo-ink);
    font-family: var(--celulo-font-sans);
    font-size: 1.0625rem;
    line-height: 1.65;
    text-rendering: optimizeLegibility;
}

body.nav-open {
    overflow: hidden;
}

img,
picture,
svg,
video {
    display: block;
    max-width: 100%;
}

img {
    height: auto;
}

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

button,
select {
    cursor: pointer;
}

button:disabled,
input:disabled,
select:disabled,
textarea:disabled {
    cursor: not-allowed;
    opacity: 0.62;
}

a {
    color: inherit;
    text-decoration-thickness: 0.08em;
    text-underline-offset: 0.2em;
}

a:hover {
    text-decoration-color: currentColor;
}

p,
ul,
ol,
blockquote,
figure {
    margin-top: 0;
}

h1,
h2,
h3,
h4 {
    margin: 0 0 0.55em;
    color: var(--celulo-ink);
    font-family: var(--celulo-font-serif);
    font-weight: 400;
    letter-spacing: -0.035em;
    line-height: 1.04;
    text-wrap: balance;
}

h1 {
    font-size: clamp(3rem, 5.8vw, 5rem);
}

h2 {
    font-size: clamp(2.3rem, 4.3vw, 3.5rem);
}

h3 {
    font-size: clamp(1.45rem, 2.3vw, 2rem);
}

h4 {
    font-size: 1.25rem;
}

::selection {
    background: var(--celulo-sage);
    color: var(--celulo-green-950);
}

:focus-visible {
    outline: 3px solid #e0aa55;
    outline-offset: 3px;
}

[hidden] {
    display: none !important;
}

[id] {
    scroll-margin-top: 7rem;
}

.skip-link {
    position: fixed;
    z-index: 1000;
    top: 0.75rem;
    left: 0.75rem;
    transform: translateY(-180%);
    border-radius: var(--celulo-radius-sm);
    background: var(--celulo-white);
    color: var(--celulo-green-950);
    padding: 0.75rem 1rem;
    box-shadow: var(--celulo-shadow);
    font-weight: 700;
}

.skip-link:focus {
    transform: none;
}

.sr-only,
.visually-hidden {
    position: absolute !important;
    width: 1px !important;
    height: 1px !important;
    overflow: hidden !important;
    clip: rect(0, 0, 0, 0) !important;
    clip-path: inset(50%) !important;
    white-space: nowrap !important;
}

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

.container--narrow {
    width: min(calc(100% - (2 * var(--celulo-gutter))), 860px);
    margin-inline: auto;
}

.section {
    position: relative;
    padding-block: var(--celulo-section);
}

.section--tight {
    padding-block: clamp(2.75rem, 5vw, 4.75rem);
}

.section--white {
    background: var(--celulo-white);
}

.section--sage {
    background: var(--celulo-cream-deep);
}

.section--dark {
    background: var(--celulo-green-950);
    color: rgba(247, 248, 244, 0.78);
}

.section--dark h1,
.section--dark h2,
.section--dark h3,
.section--dark h4 {
    color: var(--celulo-cream);
}

.section-head {
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(18rem, 0.8fr);
    gap: clamp(2rem, 7vw, 7rem);
    align-items: end;
    margin-bottom: clamp(2rem, 5vw, 3.75rem);
}

.section-head > :last-child {
    justify-self: end;
    max-width: 32rem;
}

.eyebrow,
.kicker {
    display: inline-flex;
    align-items: center;
    gap: 0.8rem;
    margin: 0 0 1.5rem;
    color: var(--celulo-green-700);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    line-height: 1.4;
    text-transform: uppercase;
}

.eyebrow::before,
.kicker::before {
    width: 1.5rem;
    height: 1px;
    flex: 0 0 auto;
    background: currentColor;
    content: "";
}

.section--dark .eyebrow,
.section--dark .kicker,
.hero .eyebrow,
.hero .kicker {
    color: var(--celulo-sage-light);
}

.display,
.section-title {
    max-width: 17ch;
}

.display em,
.section-title em,
.hero__title em {
    display: block;
    font-family: var(--celulo-font-serif);
    font-weight: 400;
}

.lead {
    max-width: 48rem;
    color: var(--celulo-copy);
    font-size: clamp(1.05rem, 1.4vw, 1.2rem);
    line-height: 1.75;
}

.section--dark .lead {
    color: rgba(247, 248, 244, 0.72);
}

.muted {
    color: var(--celulo-muted);
}

.text-link {
    display: inline-flex;
    min-height: 2.75rem;
    align-items: center;
    gap: 0.65rem;
    font-weight: 700;
    text-decoration: none;
}

.text-link::after,
.arrow-link::after {
    content: "↗";
    font-size: 1.1em;
    transition: transform var(--celulo-transition);
}

.text-link:hover::after,
.arrow-link:hover::after {
    transform: translate(0.18rem, -0.18rem);
}

.button-row,
.hero__actions,
.card__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
}

.btn,
.button {
    display: inline-flex;
    min-height: 3.5rem;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    border: 1px solid var(--celulo-green-800);
    border-radius: var(--celulo-radius-sm);
    background: var(--celulo-green-800);
    color: var(--celulo-white);
    padding: 0.9rem 1.3rem;
    font-size: 0.9rem;
    font-weight: 700;
    line-height: 1.2;
    text-align: left;
    text-decoration: none;
    transition: background-color var(--celulo-transition), border-color var(--celulo-transition), color var(--celulo-transition), transform var(--celulo-transition);
}

.btn::after,
.button::after {
    content: "↗";
    flex: 0 0 auto;
    font-size: 1.25rem;
    font-weight: 400;
}

.btn:hover,
.button:hover {
    border-color: var(--celulo-green-600);
    background: var(--celulo-green-600);
    transform: translateY(-1px);
}

.btn--light {
    border-color: var(--celulo-sage-light);
    background: var(--celulo-sage-light);
    color: var(--celulo-green-950);
}

.btn--light:hover {
    border-color: var(--celulo-white);
    background: var(--celulo-white);
}

.btn--outline {
    border-color: currentColor;
    background: transparent;
    color: var(--celulo-green-800);
}

.section--dark .btn--outline,
.hero .btn--outline {
    color: var(--celulo-cream);
}

.btn--outline:hover {
    background: var(--celulo-green-800);
    color: var(--celulo-white);
}

.section--dark .btn--outline:hover,
.hero .btn--outline:hover {
    border-color: var(--celulo-cream);
    background: var(--celulo-cream);
    color: var(--celulo-green-950);
}

.btn--small {
    min-height: 2.8rem;
    gap: 0.9rem;
    padding: 0.65rem 1rem;
    font-size: 0.82rem;
}

.btn--wide {
    width: 100%;
}

.site-header {
    position: relative;
    z-index: 100;
    border-bottom: 1px solid var(--celulo-border-dark);
    background: var(--celulo-green-950);
    color: var(--celulo-cream);
}

.site-header--sticky {
    position: sticky;
    top: 0;
}

.site-header.has-scrolled {
    box-shadow: 0 10px 32px rgba(0, 0, 0, 0.16);
}

.topbar {
    min-height: 2rem;
    border-bottom: 1px solid rgba(220, 231, 215, 0.08);
    color: rgba(247, 248, 244, 0.66);
    font-size: 0.74rem;
}

.topbar__inner {
    display: flex;
    min-height: 2rem;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.topbar a {
    color: var(--celulo-cream);
    text-decoration: none;
}

.header-main,
.site-header__inner {
    display: flex;
    min-height: 6rem;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
}

.brand,
.site-logo {
    display: inline-flex;
    width: clamp(11.5rem, 17vw, 14.5rem);
    flex: 0 0 auto;
    align-items: center;
    color: var(--celulo-cream);
    text-decoration: none;
}

.brand img,
.site-logo img,
.brand svg,
.site-logo svg {
    width: 100%;
}

.site-nav {
    display: flex;
    align-items: center;
    gap: clamp(1.25rem, 2.7vw, 2.75rem);
}

.site-nav > .btn {
    border-color: var(--celulo-sage-light);
    background: var(--celulo-sage-light);
    color: var(--celulo-green-950);
}

.site-nav > .btn:hover {
    border-color: var(--celulo-white);
    background: var(--celulo-white);
}

.nav-list,
.site-nav__list {
    display: flex;
    align-items: center;
    gap: clamp(1rem, 2.2vw, 2.15rem);
    margin: 0;
    padding: 0;
    list-style: none;
}

.nav-list a,
.site-nav__list a,
.nav-dropdown__toggle,
.menu-toggle {
    display: inline-flex;
    min-height: 2.75rem;
    align-items: center;
    gap: 0.4rem;
    border: 0;
    background: transparent;
    color: rgba(247, 248, 244, 0.78);
    padding: 0;
    font-size: 0.9rem;
    text-decoration: none;
}

.nav-list a:hover,
.site-nav__list a:hover,
.nav-list a[aria-current="page"],
.site-nav__list a[aria-current="page"],
.nav-dropdown__toggle:hover,
.menu-toggle:hover {
    color: var(--celulo-white);
}

.nav-dropdown {
    position: relative;
}

.nav-dropdown__panel,
[data-menu-panel] {
    position: absolute;
    z-index: 5;
    top: calc(100% + 1rem);
    left: 50%;
    width: min(38rem, calc(100vw - 2rem));
    transform: translateX(-50%);
    border: 1px solid var(--celulo-border-dark);
    border-radius: var(--celulo-radius);
    background: var(--celulo-green-900);
    padding: 1.1rem;
    box-shadow: var(--celulo-shadow);
}

.nav-dropdown__grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.35rem;
}

.nav-dropdown__grid a {
    display: block;
    min-height: 3.25rem;
    border-radius: var(--celulo-radius-sm);
    padding: 0.65rem 0.8rem;
}

.nav-dropdown__grid a:hover {
    background: rgba(188, 207, 176, 0.1);
}

.nav-toggle,
.nav-close {
    display: none;
    min-width: 3.5rem;
    min-height: 3rem;
    align-items: center;
    justify-content: center;
    gap: 0.45rem;
    border: 1px solid rgba(247, 248, 244, 0.34);
    border-radius: var(--celulo-radius-sm);
    background: transparent;
    color: var(--celulo-cream);
    padding: 0.6rem 0.85rem;
}

.nav-toggle__icon,
.nav-toggle__icon::before,
.nav-toggle__icon::after {
    display: block;
    width: 1.15rem;
    height: 1px;
    background: currentColor;
    content: "";
}

.nav-toggle__icon {
    position: relative;
}

.nav-toggle__icon::before {
    position: absolute;
    top: -0.35rem;
}

.nav-toggle__icon::after {
    position: absolute;
    top: 0.35rem;
}

.nav-backdrop {
    position: fixed;
    z-index: 105;
    inset: 0;
    background: rgba(3, 18, 13, 0.65);
    backdrop-filter: blur(4px);
}

.breadcrumb {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
    align-items: center;
    min-height: 4.5rem;
    margin: 0;
    color: var(--celulo-muted);
    font-size: 0.8rem;
    list-style: none;
}

.breadcrumb a {
    text-decoration: none;
}

.section--dark .breadcrumb {
    color: rgba(247, 248, 244, 0.7);
}

.section--dark .breadcrumb a {
    color: var(--celulo-cream);
}

.breadcrumb li:not(:last-child)::after {
    margin-left: 0.35rem;
    color: var(--celulo-border);
    content: "/";
}

.hero {
    position: relative;
    isolation: isolate;
    overflow: hidden;
    background: var(--celulo-green-950);
    color: var(--celulo-cream);
}

.hero__media,
.hero__media picture,
.hero__media img,
.hero__slides,
.hero [data-carousel-slide],
.hero [data-carousel-slide] img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
}

.hero__media img,
.hero [data-carousel-slide] img {
    object-fit: cover;
    object-position: center;
}

.hero::before {
    position: absolute;
    z-index: 1;
    inset: 0;
    background: linear-gradient(90deg, rgba(4, 30, 22, 0.96) 0%, rgba(4, 30, 22, 0.78) 35%, rgba(4, 30, 22, 0.25) 66%, rgba(4, 30, 22, 0.16) 100%);
    content: "";
}

.hero::after {
    position: absolute;
    z-index: 1;
    inset: auto 0 0;
    height: 32%;
    background: linear-gradient(0deg, rgba(4, 30, 22, 0.84), transparent);
    content: "";
}

.hero__inner {
    position: relative;
    z-index: 2;
    display: grid;
    min-height: clamp(41rem, 53vw, 47.5rem);
    grid-template-columns: minmax(0, 1fr) minmax(15rem, 0.42fr);
    gap: 2rem;
    align-items: center;
    padding-block: clamp(4rem, 8vw, 7rem) 6rem;
}

.hero__content {
    max-width: 46rem;
}

.hero__title {
    max-width: 14ch;
    margin-bottom: 0.65em;
    color: var(--celulo-cream);
    font-size: clamp(3.35rem, 5.55vw, 4.85rem);
    line-height: 0.98;
}

.hero__service-line {
    display: block;
    max-width: 42rem;
    margin-bottom: 1.25rem;
    font-family: var(--celulo-font-sans);
    font-size: 0.18em;
    font-weight: 700;
    letter-spacing: 0.18em;
    line-height: 1.5;
    text-transform: uppercase;
}

.hero__title em {
    color: var(--celulo-sage-light);
}

.hero__lead {
    max-width: 38rem;
    margin-bottom: 2rem;
    color: rgba(247, 248, 244, 0.82);
    font-size: clamp(1rem, 1.35vw, 1.16rem);
    line-height: 1.7;
}

.hero__copy-stack {
    min-height: 13rem;
}

.hero__copy {
    max-width: 40rem;
}

.hero__copy.is-active {
    animation: celulo-fade 420ms ease both;
}

.hero__slide-title {
    max-width: 19ch;
    margin-bottom: 0.45rem;
    color: var(--celulo-sage-light);
    font-family: var(--celulo-font-serif);
    font-size: clamp(1.65rem, 2.7vw, 2.5rem);
    line-height: 1.12;
}

.hero__aside {
    align-self: end;
    justify-self: end;
    max-width: 17rem;
    margin-bottom: 1.5rem;
    border: 1px solid rgba(247, 248, 244, 0.24);
    background: rgba(7, 30, 23, 0.86);
    padding: 1.8rem;
    backdrop-filter: blur(12px);
}

.hero__aside h2,
.hero__aside h3 {
    color: var(--celulo-cream);
    font-size: 2rem;
}

.hero__aside p {
    margin-bottom: 0;
    color: rgba(247, 248, 244, 0.72);
    font-size: 0.9rem;
}

.hero__aside-number {
    display: grid;
    width: 3.8rem;
    height: 3.8rem;
    place-items: center;
    margin-bottom: 2rem;
    border: 1px solid rgba(247, 248, 244, 0.42);
    border-radius: 50%;
    color: var(--celulo-sage-light);
    font-family: var(--celulo-font-serif);
    font-size: 1.25rem;
}

.hero__location {
    position: absolute;
    z-index: 3;
    bottom: 2rem;
    left: var(--celulo-gutter);
    color: rgba(247, 248, 244, 0.72);
    font-size: 0.8rem;
}

.hero__location strong {
    display: block;
    margin-bottom: 0.2rem;
    color: var(--celulo-white);
    font-weight: 500;
}

.hero__controls,
.carousel__controls {
    display: flex;
    align-items: center;
    gap: 0.45rem;
}

.hero__controls {
    position: absolute;
    z-index: 4;
    right: var(--celulo-gutter);
    bottom: 1.75rem;
}

.carousel__button,
.hero__controls button {
    min-width: 2.75rem;
    min-height: 2.75rem;
    border: 1px solid rgba(247, 248, 244, 0.28);
    border-radius: var(--celulo-radius-sm);
    background: rgba(7, 30, 23, 0.38);
    color: var(--celulo-cream);
    padding: 0.45rem 0.7rem;
}

.carousel__counter {
    min-width: 4rem;
    color: rgba(247, 248, 244, 0.76);
    font-variant-numeric: tabular-nums;
    text-align: center;
}

[data-carousel-slide] {
    opacity: 0;
    pointer-events: none;
}

[data-carousel-slide].is-active {
    opacity: 1;
    pointer-events: auto;
    animation: celulo-fade 620ms ease both;
}

@keyframes celulo-fade {
    from { opacity: 0; }
    to { opacity: 1; }
}

.value-strip,
.hero-features {
    border-top: 1px solid var(--celulo-border-dark);
    background: var(--celulo-green-900);
    color: var(--celulo-cream);
}

.value-strip__grid,
.hero-features__grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.value-strip__item,
.hero-feature {
    min-height: 7rem;
    border-right: 1px solid var(--celulo-border-dark);
    padding: 1.55rem clamp(1.25rem, 3vw, 2.4rem);
}

a.value-strip__item {
    color: inherit;
    text-decoration: none;
    transition: background-color var(--celulo-transition);
}

a.value-strip__item:hover {
    background: rgba(188, 207, 176, 0.08);
}

.value-strip__item:first-child,
.hero-feature:first-child {
    border-left: 1px solid var(--celulo-border-dark);
}

.value-strip__number,
.hero-feature__number {
    display: block;
    margin-bottom: 0.45rem;
    color: var(--celulo-sage);
    font-size: 0.75rem;
}

.value-strip__item strong,
.hero-feature strong {
    display: block;
    margin-bottom: 0.18rem;
    font-size: 0.9rem;
    font-weight: 500;
}

.value-strip__item small,
.hero-feature small {
    color: rgba(247, 248, 244, 0.58);
}

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

.card {
    position: relative;
    display: flex;
    min-width: 0;
    flex-direction: column;
    border: 1px solid var(--celulo-border);
    border-radius: var(--celulo-radius);
    background: var(--celulo-white);
    overflow: hidden;
}

.card__media {
    position: relative;
    aspect-ratio: 4 / 3;
    overflow: hidden;
    background: var(--celulo-cream-deep);
}

.card__media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 600ms cubic-bezier(0.2, 0.65, 0.3, 1);
}

.card:hover .card__media img,
.card:focus-within .card__media img {
    transform: scale(1.025);
}

.card__body {
    display: flex;
    flex: 1;
    flex-direction: column;
    padding: clamp(1.25rem, 2.4vw, 2rem);
}

.card__title {
    font-size: clamp(1.55rem, 2.3vw, 2.05rem);
}

.card__title a {
    text-decoration: none;
}

.card__title a::after {
    position: absolute;
    inset: 0;
    content: "";
}

.card__body p {
    color: var(--celulo-copy);
}

.card__actions {
    position: relative;
    z-index: 1;
    margin-top: auto;
    padding-top: 1rem;
}

.mosaic {
    display: grid;
    grid-template-columns: minmax(0, 1.25fr) minmax(19rem, 0.75fr);
    gap: 1rem;
}

.mosaic__feature,
.image-card {
    position: relative;
    isolation: isolate;
    min-height: 34rem;
    overflow: hidden;
    border-radius: var(--celulo-radius);
    background: var(--celulo-green-900);
    color: var(--celulo-white);
}

.mosaic__feature::after,
.image-card::after {
    position: absolute;
    z-index: -1;
    inset: 0;
    background: linear-gradient(0deg, rgba(7, 30, 23, 0.84), rgba(7, 30, 23, 0.02) 68%);
    content: "";
}

.mosaic__feature > img,
.image-card > img {
    position: absolute;
    z-index: -2;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.mosaic__content,
.image-card__content {
    position: absolute;
    right: clamp(1.4rem, 3vw, 2.6rem);
    bottom: clamp(1.4rem, 3vw, 2.6rem);
    left: clamp(1.4rem, 3vw, 2.6rem);
}

.mosaic__content h3,
.image-card__content h3 {
    max-width: 13ch;
    color: var(--celulo-white);
}

.mosaic__stack {
    display: grid;
    gap: 1rem;
}

.mosaic__small {
    display: grid;
    min-height: 16.5rem;
    grid-template-columns: minmax(0, 1fr) minmax(9rem, 0.9fr);
    overflow: hidden;
    border-radius: var(--celulo-radius);
    background: var(--celulo-cream-deep);
}

.mosaic__small-body {
    padding: clamp(1.2rem, 2.4vw, 2rem);
}

.mosaic__small img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.split {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: clamp(2rem, 7vw, 7rem);
    align-items: center;
}

.split--top {
    align-items: start;
}

.split__media {
    position: relative;
    min-height: 28rem;
    overflow: hidden;
    border-radius: var(--celulo-radius);
    background: var(--celulo-cream-deep);
}

.split__media img {
    width: 100%;
    height: 100%;
    min-height: inherit;
    object-fit: cover;
}

.feature-list,
.check-list {
    display: grid;
    gap: 0;
    margin: 2rem 0 0;
    padding: 0;
    list-style: none;
}

.feature-list li,
.check-list li {
    position: relative;
    border-top: 1px solid var(--celulo-border);
    padding: 1rem 0 1rem 2rem;
}

.feature-list li::before,
.check-list li::before {
    position: absolute;
    top: 1.05rem;
    left: 0;
    color: var(--celulo-green-600);
    content: "✓";
    font-weight: 700;
}

.process-grid,
.steps {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    counter-reset: celulo-step;
}

.process-step,
.step {
    min-height: 15rem;
    border-top: 1px solid var(--celulo-border);
    border-right: 1px solid var(--celulo-border);
    padding: 1.4rem clamp(1rem, 2.5vw, 2rem);
    counter-increment: celulo-step;
}

.process-step:first-child,
.step:first-child {
    border-left: 1px solid var(--celulo-border);
}

.process-step::before,
.step::before {
    display: grid;
    width: 4.25rem;
    height: 4.25rem;
    place-items: center;
    margin-bottom: 2.25rem;
    border: 1px solid currentColor;
    border-radius: 50%;
    color: var(--celulo-green-600);
    content: counter(celulo-step, decimal-leading-zero);
    font-family: var(--celulo-font-serif);
    font-size: 1.3rem;
}

.process-step:has(.step-number)::before,
.step:has(.step-number)::before {
    display: none;
}

.step-number,
.section-index {
    display: grid;
    width: 4.5rem;
    height: 4.5rem;
    place-items: center;
    margin-bottom: 2rem;
    border: 1px solid var(--celulo-green-600);
    border-radius: 50%;
    color: var(--celulo-green-700);
    font-family: var(--celulo-font-serif);
    font-size: 1.35rem;
    font-variant-numeric: tabular-nums;
    line-height: 1;
}

.section-index--light,
.section--dark .section-index,
.banner .section-index {
    border-color: rgba(220, 231, 215, 0.55);
    color: var(--celulo-sage-light);
}

.process-step .step-number,
.step .step-number {
    margin-bottom: 2.25rem;
}

.process-step h3,
.step h3 {
    font-family: var(--celulo-font-sans);
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: 0;
}

.process-step p,
.step p {
    color: var(--celulo-copy);
    font-size: 0.9rem;
}

.section--dark .process-step,
.section--dark .step {
    border-color: var(--celulo-border-dark);
}

.section--dark .process-step p,
.section--dark .step p {
    color: rgba(247, 248, 244, 0.68);
}

.section--dark .process-step .step-number,
.section--dark .step .step-number {
    border-color: rgba(220, 231, 215, 0.45);
    color: var(--celulo-sage-light);
}

.banner {
    position: relative;
    isolation: isolate;
    min-height: 28rem;
    overflow: hidden;
    background: var(--celulo-green-950);
    color: var(--celulo-white);
}

.banner::after {
    position: absolute;
    z-index: -1;
    inset: 0;
    background: linear-gradient(90deg, rgba(7, 30, 23, 0.9), rgba(7, 30, 23, 0.2));
    content: "";
}

.banner img {
    position: absolute;
    z-index: -2;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.banner__content {
    display: flex;
    min-height: inherit;
    max-width: 39rem;
    flex-direction: column;
    justify-content: center;
    padding-block: 4rem;
}

.banner h2 {
    color: var(--celulo-white);
}

.service-hero {
    padding-block: clamp(2rem, 5vw, 5rem) clamp(3rem, 6vw, 5.75rem);
}

.service-hero__grid {
    display: grid;
    grid-template-columns: minmax(0, 0.95fr) minmax(25rem, 1.05fr);
    gap: clamp(2.5rem, 7vw, 7rem);
    align-items: center;
}

.service-hero__grid > :only-child {
    grid-column: 1 / -1;
    max-width: 56rem;
}

.service-hero__title {
    max-width: 13ch;
}

.service-hero__subtitle {
    margin-bottom: 1.2rem;
    color: var(--celulo-ink);
    font-family: var(--celulo-font-serif);
    font-size: clamp(1.35rem, 2.2vw, 1.75rem);
}

.service-hero__copy {
    color: var(--celulo-copy);
    font-size: 1.08rem;
    line-height: 1.8;
}

.service-hero__media {
    position: relative;
    min-height: 31rem;
    overflow: hidden;
    border-radius: var(--celulo-radius);
    background: var(--celulo-cream-deep);
}

.service-hero__media img {
    width: 100%;
    height: 100%;
    min-height: inherit;
    object-fit: cover;
}

.service-hero__badge {
    position: absolute;
    bottom: 1.25rem;
    left: 1.25rem;
    background: var(--celulo-green-800);
    color: var(--celulo-white);
    padding: 0.85rem 1.25rem;
    font-size: 0.8rem;
}

.anchor-nav {
    border-block: 1px solid var(--celulo-border);
    background: var(--celulo-cream);
}

.anchor-nav__inner {
    display: flex;
    min-height: 4.5rem;
    align-items: center;
    gap: clamp(1.25rem, 4vw, 3.25rem);
    overflow-x: auto;
    scrollbar-width: thin;
}

.anchor-nav a {
    flex: 0 0 auto;
    color: var(--celulo-ink);
    font-size: 0.84rem;
    text-decoration: none;
}

.service-layout {
    display: grid;
    grid-template-columns: minmax(12rem, 15rem) minmax(0, 1fr);
    gap: clamp(3rem, 8vw, 7rem);
    align-items: start;
}

.side-nav {
    position: sticky;
    top: 8rem;
    min-width: 0;
    max-width: 100%;
}

.side-nav__label {
    color: var(--celulo-muted);
    font-size: 0.72rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.side-nav ul {
    margin: 1rem 0 1.5rem;
    border-left: 1px solid var(--celulo-border);
    padding: 0 0 0 1rem;
    list-style: none;
}

.side-nav a {
    display: block;
    padding-block: 0.55rem;
    font-size: 0.84rem;
    text-decoration: none;
}

.prose {
    min-width: 0;
    max-width: 52rem;
    color: var(--celulo-copy);
    font-size: clamp(1rem, 1.3vw, 1.1rem);
    line-height: 1.82;
}

.prose > * + * {
    margin-top: 1.2em;
}

.prose h2,
.prose h3 {
    margin-top: 1.7em;
    color: var(--celulo-ink);
}

.prose h2:first-child,
.prose h3:first-child {
    margin-top: 0;
}

.prose a {
    color: var(--celulo-green-700);
    font-weight: 700;
}

.prose blockquote {
    margin: 2rem 0;
    border-left: 3px solid var(--celulo-sage);
    background: var(--celulo-cream-deep);
    padding: 1.25rem 1.5rem;
    color: var(--celulo-ink);
    font-family: var(--celulo-font-serif);
    font-size: 1.25rem;
}

.prose table,
.table-wrap table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.95rem;
}

.table-wrap {
    max-width: 100%;
    overflow-x: auto;
}

.prose th,
.prose td,
.table-wrap th,
.table-wrap td {
    border-bottom: 1px solid var(--celulo-border);
    padding: 0.85rem;
    text-align: left;
    vertical-align: top;
}

.calculator {
    display: grid;
    grid-template-columns: minmax(0, 1.35fr) minmax(22rem, 0.95fr);
    overflow: hidden;
    border: 1px solid var(--celulo-border);
    border-radius: var(--celulo-radius);
    background: var(--celulo-white);
    box-shadow: var(--celulo-shadow);
}

.calculator__grid {
    display: grid;
    grid-template-columns: minmax(0, 1.35fr) minmax(22rem, 0.95fr);
}

.calculator__form {
    min-width: 0;
    padding: clamp(1.5rem, 4vw, 3.4rem);
}

.calculator__result {
    display: flex;
    min-width: 0;
    flex-direction: column;
    background: linear-gradient(145deg, var(--celulo-green-700), var(--celulo-green-950));
    color: rgba(247, 248, 244, 0.76);
    padding: clamp(1.5rem, 4vw, 3.4rem);
}

.calculator__result h2,
.calculator__result h3,
.calculator__result strong {
    color: var(--celulo-white);
}

.calculator__result .eyebrow {
    color: var(--celulo-sage-light);
}

.calculator__price {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    gap: 0.5rem;
    margin: 0.7rem 0 1rem;
}

.calculator__price strong {
    font-family: var(--celulo-font-serif);
    font-size: clamp(2.75rem, 5vw, 4rem);
    font-weight: 400;
    font-variant-numeric: tabular-nums;
    letter-spacing: -0.04em;
    line-height: 1;
}

.calculator__metrics {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.2rem;
    margin-block: 1.6rem;
    border-block: 1px solid var(--celulo-border-dark);
    padding-block: 1.6rem;
}

.calculator__metric strong {
    display: block;
    margin-bottom: 0.2rem;
    font-family: var(--celulo-font-serif);
    font-size: 2.1rem;
    font-weight: 400;
    font-variant-numeric: tabular-nums;
}

.calculator__breakdown {
    display: grid;
    gap: 0.5rem;
    margin: 0 0 2rem;
    padding: 0;
    list-style: none;
}

.calculator__breakdown li {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
}

.calculator__result .btn {
    margin-top: auto;
}

.segmented {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.3rem;
    margin-bottom: 1.8rem;
    border-radius: var(--celulo-radius-sm);
    background: var(--celulo-cream-deep);
    padding: 0.3rem;
}

.segmented label {
    position: relative;
    display: flex;
    min-height: 3.1rem;
    align-items: center;
    justify-content: center;
    border-radius: calc(var(--celulo-radius-sm) - 2px);
    padding: 0.6rem 0.8rem;
    font-size: 0.84rem;
    text-align: center;
}

.segmented input {
    position: absolute;
    opacity: 0;
}

.segmented label:has(input:checked),
.segmented [aria-selected="true"],
.segmented .is-active {
    background: var(--celulo-green-800);
    color: var(--celulo-white);
}

.segmented label:has(input:focus-visible) {
    outline: 3px solid #e0aa55;
    outline-offset: 2px;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.15rem;
}

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

.field {
    min-width: 0;
}

.field--full {
    grid-column: 1 / -1;
}

.field label,
.field__label,
fieldset legend {
    display: block;
    margin-bottom: 0.45rem;
    color: var(--celulo-copy);
    font-size: 0.82rem;
    font-weight: 500;
}

.required-mark {
    color: var(--celulo-error);
}

.field__control,
.input-with-unit {
    position: relative;
}

.field input,
.field select,
.field textarea,
.form-control {
    width: 100%;
    min-height: 3.5rem;
    border: 1px solid var(--celulo-border);
    border-radius: var(--celulo-radius-sm);
    background: var(--celulo-white);
    padding: 0.8rem 1rem;
    color: var(--celulo-ink);
    line-height: 1.35;
    transition: border-color var(--celulo-transition), box-shadow var(--celulo-transition);
}

.field textarea,
textarea.form-control {
    min-height: 9rem;
    resize: vertical;
}

.field select {
    padding-right: 2.5rem;
}

.field input:focus,
.field select:focus,
.field textarea:focus,
.form-control:focus {
    border-color: var(--celulo-green-600);
    box-shadow: 0 0 0 4px rgba(40, 91, 67, 0.12);
    outline: none;
}

.field input[aria-invalid="true"],
.field select[aria-invalid="true"],
.field textarea[aria-invalid="true"] {
    border-color: var(--celulo-error);
}

.field__unit {
    position: absolute;
    top: 50%;
    right: 0.9rem;
    transform: translateY(-50%);
    color: var(--celulo-copy);
    font-size: 0.78rem;
    pointer-events: none;
}

.input-with-unit input {
    padding-right: 3.5rem;
}

.field__hint,
.field__error {
    display: block;
    margin-top: 0.35rem;
    font-size: 0.76rem;
    line-height: 1.45;
}

.field__hint {
    color: var(--celulo-muted);
}

.field__error {
    color: var(--celulo-error);
    font-weight: 600;
}

fieldset {
    min-width: 0;
    margin: 0;
    border: 0;
    padding: 0;
}

.choice-list {
    display: grid;
    gap: 0.55rem;
}

.choice {
    display: flex;
    min-height: 2.75rem;
    align-items: flex-start;
    gap: 0.7rem;
}

.choice input {
    width: 1.1rem;
    height: 1.1rem;
    flex: 0 0 auto;
    margin-top: 0.25rem;
    accent-color: var(--celulo-green-700);
}

.range-control {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 1rem;
    align-items: center;
}

.range-control input[type="range"] {
    min-height: 2.75rem;
    accent-color: var(--celulo-green-700);
}

.range-control output {
    min-width: 4.5rem;
    font-variant-numeric: tabular-nums;
    text-align: right;
}

.form-card,
.contact-card {
    border: 1px solid var(--celulo-border);
    border-radius: var(--celulo-radius);
    background: var(--celulo-white);
    padding: clamp(1.35rem, 4vw, 3rem);
    box-shadow: var(--celulo-shadow-soft);
}

.form-section + .form-section {
    margin-top: 2rem;
    border-top: 1px solid var(--celulo-border);
    padding-top: 2rem;
}

.form-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
    align-items: center;
    margin-top: 1.5rem;
}

.form-notice,
.status-box,
.error-summary {
    border-left: 3px solid var(--celulo-sage);
    border-radius: var(--celulo-radius-sm);
    background: var(--celulo-cream-deep);
    padding: 1rem 1.2rem;
}

.error-summary,
.status-box--error {
    border-left-color: var(--celulo-error);
    background: #fff1ef;
}

.status-box--success {
    border-left-color: var(--celulo-success);
    background: #edf8f1;
}

.status-box--warning {
    border-left-color: var(--celulo-warning);
    background: #fff8e8;
}

.file-drop {
    border: 1px dashed var(--celulo-muted);
    border-radius: var(--celulo-radius);
    background: var(--celulo-cream);
    padding: 1.4rem;
    text-align: center;
}

.file-list {
    display: grid;
    gap: 0.45rem;
    margin: 0.8rem 0 0;
    padding: 0;
    list-style: none;
    text-align: left;
}

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

.gallery-card {
    position: relative;
    margin: 0;
    overflow: hidden;
    border-radius: var(--celulo-radius);
    background: var(--celulo-cream-deep);
}

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

.gallery-card figcaption {
    padding: 0.9rem 1rem;
    color: var(--celulo-copy);
    font-size: 0.82rem;
}

.empty-state {
    border: 1px solid var(--celulo-border);
    border-radius: var(--celulo-radius);
    background: var(--celulo-white);
    padding: clamp(2rem, 6vw, 5rem);
    text-align: center;
}

.empty-state > * {
    max-width: 38rem;
    margin-inline: auto;
}

.faq {
    border-top: 1px solid var(--celulo-border);
}

.faq__item,
.faq details {
    border-bottom: 1px solid var(--celulo-border);
}

.faq__button,
.faq summary {
    display: flex;
    width: 100%;
    min-height: 4.75rem;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    border: 0;
    background: transparent;
    color: var(--celulo-ink);
    padding: 1.1rem 0;
    font-family: var(--celulo-font-serif);
    font-size: clamp(1.1rem, 2vw, 1.4rem);
    text-align: left;
}

.faq summary {
    cursor: pointer;
    list-style: none;
}

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

.faq__button::after,
.faq summary::after {
    width: 2rem;
    height: 2rem;
    flex: 0 0 auto;
    border: 1px solid var(--celulo-border);
    border-radius: 50%;
    content: "+";
    font-family: var(--celulo-font-sans);
    font-size: 1.1rem;
    line-height: 1.8rem;
    text-align: center;
}

.faq__button[aria-expanded="true"]::after,
.faq details[open] summary::after {
    content: "−";
}

.faq__panel {
    max-width: 52rem;
    padding: 0 3rem 1.5rem 0;
    color: var(--celulo-copy);
}

.article-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1.25rem;
}

.article-card {
    border-top: 1px solid var(--celulo-border);
    padding-top: 1.2rem;
}

.article-card__meta {
    color: var(--celulo-muted);
    font-size: 0.74rem;
}

.article-card h3 {
    margin-block: 0.8rem 1rem;
    font-size: 1.45rem;
}

.article-card a {
    text-decoration: none;
}

/* V3 home composition */
.home-services .mosaic {
    margin-bottom: 1rem;
}

.mosaic__feature,
.mosaic__small {
    color: inherit;
    text-decoration: none;
}

.mosaic__feature .eyebrow {
    color: var(--celulo-sage-light);
}

.mosaic__small {
    transition: transform var(--celulo-transition), box-shadow var(--celulo-transition);
}

.mosaic__small:hover {
    transform: translateY(-2px);
    box-shadow: var(--celulo-shadow-soft);
}

.mosaic__small-body {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.mosaic__small-body h3 {
    font-size: clamp(1.45rem, 2.2vw, 2rem);
}

.mosaic__small-body > span:last-child {
    color: var(--celulo-copy);
    font-size: 0.88rem;
    line-height: 1.55;
}

.service-link-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    border-block: 1px solid var(--celulo-border);
}

.service-link-grid > a {
    display: grid;
    min-height: 12rem;
    align-content: start;
    border-right: 1px solid var(--celulo-border);
    padding: 1.6rem clamp(1.2rem, 2.5vw, 2rem);
    color: inherit;
    text-decoration: none;
    transition: background-color var(--celulo-transition);
}

.service-link-grid > a:first-child {
    border-left: 1px solid var(--celulo-border);
}

.service-link-grid > a:hover {
    background: var(--celulo-cream-deep);
}

.service-link-grid span {
    margin-bottom: 1.5rem;
    color: var(--celulo-muted);
    font-size: 0.78rem;
}

.service-link-grid strong {
    margin-bottom: 0.45rem;
    font-family: var(--celulo-font-serif);
    font-size: clamp(1.35rem, 2vw, 1.8rem);
    font-weight: 400;
    line-height: 1.12;
}

.service-link-grid small {
    color: var(--celulo-copy);
    font-size: 0.84rem;
    line-height: 1.55;
}

.home-technology .split__media {
    min-height: 40rem;
}

.split__media--framed::after {
    position: absolute;
    inset: 1rem;
    border: 1px solid rgba(247, 248, 244, 0.32);
    content: "";
    pointer-events: none;
}

.feature-list--dark li {
    border-color: var(--celulo-border-dark);
    color: rgba(247, 248, 244, 0.78);
}

.feature-list--dark li::before {
    color: var(--celulo-sage);
}

.home-technology .btn {
    margin-top: 2rem;
}

.home-calculator .calculator {
    border: 0;
}

.calculator--home .calculator__form {
    background: var(--celulo-white);
}

.calculator__result {
    position: relative;
    isolation: isolate;
    overflow: hidden;
}

.result-orbit {
    position: absolute;
    z-index: -1;
    top: -4rem;
    right: -4rem;
    display: grid;
    width: 13rem;
    height: 13rem;
    place-items: center;
    border: 1px solid rgba(220, 231, 215, 0.16);
    border-radius: 50%;
    color: rgba(220, 231, 215, 0.28);
    font-family: var(--celulo-font-serif);
    font-size: 3rem;
}

.button-row--center {
    justify-content: center;
    margin-top: 2.5rem;
}

.image-card-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1rem;
}

.image-card-grid .image-card {
    min-height: 33rem;
    color: var(--celulo-white);
    text-decoration: none;
}

.image-card-grid .eyebrow {
    color: var(--celulo-sage-light);
}

.home-contact__grid {
    display: grid;
    grid-template-columns: minmax(18rem, 0.72fr) minmax(0, 1.28fr);
    gap: clamp(2.5rem, 7vw, 7rem);
    align-items: start;
}

.home-contact__intro {
    position: sticky;
    top: 8rem;
}

.contact-points {
    display: grid;
    gap: 0;
    margin: 2.5rem 0 0;
    padding: 0;
    list-style: none;
}

.contact-points li {
    display: grid;
    grid-template-columns: 3.25rem minmax(0, 1fr);
    gap: 1rem;
    align-items: center;
    border-top: 1px solid var(--celulo-border-dark);
    padding-block: 1rem;
    color: rgba(247, 248, 244, 0.76);
}

.contact-points span {
    display: grid;
    width: 3rem;
    height: 3rem;
    place-items: center;
    border: 1px solid rgba(220, 231, 215, 0.38);
    border-radius: 50%;
    color: var(--celulo-sage-light);
    font-family: var(--celulo-font-serif);
}

.form-card--dark {
    border-color: rgba(220, 231, 215, 0.24);
    background: var(--celulo-cream);
    box-shadow: 0 24px 70px rgba(0, 0, 0, 0.25);
}

.form-card--dark .eyebrow {
    color: var(--celulo-green-700);
}

.contact-intro h1 {
    max-width: 13ch;
}

.site-footer {
    background: var(--celulo-green-950);
    color: rgba(247, 248, 244, 0.68);
}

.footer__grid {
    display: grid;
    grid-template-columns: minmax(14rem, 1.3fr) repeat(3, minmax(9rem, 0.7fr));
    gap: clamp(2rem, 5vw, 5rem);
    padding-block: clamp(3.5rem, 7vw, 6rem);
}

.footer__brand {
    max-width: 15rem;
}

.footer__brand img {
    margin-bottom: 1.2rem;
}

.footer__title {
    margin-bottom: 1rem;
    color: var(--celulo-sage);
    font-family: var(--celulo-font-sans);
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.footer__links {
    display: grid;
    gap: 0.45rem;
    margin: 0;
    padding: 0;
    list-style: none;
}

.footer__links a {
    color: rgba(247, 248, 244, 0.76);
    text-decoration: none;
}

.footer__links a:hover {
    color: var(--celulo-white);
}

.site-footer .btn--outline,
.sticky-cta .btn--outline {
    border-color: rgba(247, 248, 244, 0.5);
    color: var(--celulo-cream);
}

.site-footer .btn--outline:hover,
.sticky-cta .btn--outline:hover {
    border-color: var(--celulo-white);
    background: var(--celulo-white);
    color: var(--celulo-green-950);
}

.footer__bottom {
    display: flex;
    min-height: 4rem;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    border-top: 1px solid var(--celulo-border-dark);
    font-size: 0.74rem;
}

.sticky-cta {
    display: none;
}

.pagination {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    align-items: center;
    justify-content: center;
    margin-top: 2rem;
}

.pagination a,
.pagination span {
    display: inline-flex;
    min-width: 2.75rem;
    min-height: 2.75rem;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--celulo-border);
    border-radius: var(--celulo-radius-sm);
    padding: 0.4rem 0.75rem;
    text-decoration: none;
}

.pagination [aria-current="page"] {
    border-color: var(--celulo-green-800);
    background: var(--celulo-green-800);
    color: var(--celulo-white);
}

.price-table {
    display: grid;
    gap: 0;
    border-top: 1px solid var(--celulo-border);
}

.price-row {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 2rem;
    border-bottom: 1px solid var(--celulo-border);
    padding-block: 1.1rem;
}

.price-row strong {
    font-variant-numeric: tabular-nums;
}

@media (max-width: 1100px) {
    .header-main,
    .site-header__inner {
        gap: 1.25rem;
    }

    .site-nav {
        gap: 1.2rem;
    }

    .nav-list,
    .site-nav__list {
        gap: 1rem;
    }

    .hero__inner {
        grid-template-columns: minmax(0, 1fr) minmax(13rem, 0.35fr);
    }

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

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

@media (max-width: 900px) {
    :root {
        --celulo-section: clamp(3rem, 8vw, 5rem);
    }

    html {
        scroll-padding-top: 5.5rem;
    }

    [id] {
        scroll-margin-top: 5.5rem;
    }

    .topbar__inner {
        white-space: nowrap;
        overflow: hidden;
    }

    .topbar__inner > :first-child {
        overflow: hidden;
        text-overflow: ellipsis;
    }

    .header-main,
    .site-header__inner {
        min-height: 4.75rem;
    }

    .brand,
    .site-logo {
        width: 11rem;
    }

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

    .site-nav {
        position: fixed;
        z-index: 110;
        top: 0;
        right: 0;
        bottom: 0;
        display: block;
        width: min(27rem, 100%);
        overflow-y: auto;
        overscroll-behavior: contain;
        background: var(--celulo-green-950);
        padding: 1rem var(--celulo-gutter) calc(2rem + env(safe-area-inset-bottom));
        box-shadow: -16px 0 50px rgba(0, 0, 0, 0.28);
    }

    .js .site-nav:not(.is-open) {
        visibility: hidden;
        transform: translateX(105%);
    }

    .js .site-nav {
        transition: transform 320ms cubic-bezier(0.2, 0.65, 0.3, 1), visibility 320ms;
    }

    .nav-close {
        margin: 0 0 1.4rem auto;
    }

    .nav-list,
    .site-nav__list {
        display: grid;
        gap: 0;
    }

    .nav-list > li,
    .site-nav__list > li {
        border-bottom: 1px solid var(--celulo-border-dark);
    }

    .nav-list a,
    .site-nav__list a,
    .nav-dropdown__toggle,
    .menu-toggle {
        width: 100%;
        min-height: 3.5rem;
        justify-content: space-between;
    }

    .site-nav > .btn {
        width: 100%;
        margin-top: 1.5rem;
    }

    .nav-dropdown__panel,
    [data-menu-panel] {
        position: static;
        width: auto;
        transform: none;
        border: 0;
        border-top: 1px solid var(--celulo-border-dark);
        border-radius: 0;
        background: transparent;
        padding: 0.75rem 0 1rem 0.75rem;
        box-shadow: none;
    }

    .nav-dropdown__grid {
        grid-template-columns: 1fr;
    }

    .nav-dropdown__grid a {
        min-height: 2.9rem;
    }

    .section-head {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .section-head > :last-child {
        justify-self: start;
    }

    .hero::before {
        background: linear-gradient(90deg, rgba(4, 30, 22, 0.91), rgba(4, 30, 22, 0.52));
    }

    .hero__inner {
        min-height: 46rem;
        grid-template-columns: 1fr;
        align-items: center;
        padding-block: 4rem 7rem;
    }

    .hero__content {
        max-width: 42rem;
    }

    .hero__title {
        font-size: clamp(3rem, 9vw, 4.3rem);
    }

    .hero__aside {
        display: none;
    }

    .mosaic,
    .split,
    .service-hero__grid,
    .service-layout,
    .calculator,
    .calculator__grid,
    .home-contact__grid {
        grid-template-columns: minmax(0, 1fr);
    }

    .home-contact__intro {
        position: static;
        max-width: 46rem;
    }

    .home-technology .split__media {
        min-height: min(70vw, 38rem);
    }

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

    .image-card-grid .image-card:last-child {
        grid-column: 1 / -1;
        min-height: 25rem;
    }

    .service-hero__media {
        min-height: min(65vw, 31rem);
    }

    .side-nav {
        position: static;
    }

    .side-nav ul {
        display: flex;
        width: 100%;
        max-width: 100%;
        gap: 1.25rem;
        overflow-x: auto;
        border-left: 0;
        border-bottom: 1px solid var(--celulo-border);
        padding: 0 0 0.75rem;
    }

    .side-nav li {
        flex: 0 0 auto;
    }

    .calculator__result {
        min-height: 28rem;
    }

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

    .process-step:nth-child(3),
    .step:nth-child(3) {
        border-left: 1px solid var(--celulo-border);
    }

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

@media (max-width: 640px) {
    :root {
        --celulo-gutter: 1.25rem;
    }

    body {
        padding-bottom: calc(4.5rem + env(safe-area-inset-bottom));
        font-size: 0.98rem;
    }

    h1 {
        font-size: clamp(2.55rem, 12vw, 3.25rem);
    }

    h2 {
        font-size: clamp(2rem, 9vw, 2.65rem);
    }

    .topbar {
        font-size: 0.65rem;
    }

    .topbar__inner > :last-child {
        flex: 0 0 auto;
    }

    .site-header .header-main > .btn,
    .site-header__inner > .btn {
        display: none;
    }

    .hero__inner {
        min-height: 54rem;
        padding-block: 3rem 7.5rem;
    }

    .hero .eyebrow,
    .hero .kicker {
        gap: 0.55rem;
        margin-bottom: 1.1rem;
        font-size: 0.64rem;
        letter-spacing: 0.14em;
    }

    .hero .eyebrow::before,
    .hero .kicker::before {
        width: 1.2rem;
    }

    .hero__media img,
    .hero [data-carousel-slide] img {
        object-position: 61% center;
    }

    .hero__title {
        max-width: 12ch;
        font-size: clamp(2.65rem, 11.6vw, 3.15rem);
    }

    .hero__lead {
        margin-bottom: 1.5rem;
        font-size: 0.9rem;
        line-height: 1.65;
    }

    .hero__actions,
    .button-row {
        align-items: stretch;
        flex-direction: column;
    }

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

    .hero__location {
        right: var(--celulo-gutter);
        bottom: 4rem;
    }

    .hero__controls {
        right: auto;
        bottom: 1.25rem;
        left: var(--celulo-gutter);
        display: flex;
    }

    .hero__copy-stack {
        min-height: 14.5rem;
    }

    .value-strip,
    .hero-features {
        display: none;
    }

    .card-grid,
    .article-grid,
    .gallery-grid,
    .service-link-grid,
    .image-card-grid,
    .form-grid,
    .form-grid--three,
    .footer__grid {
        grid-template-columns: 1fr;
    }

    .service-link-grid > a,
    .service-link-grid > a:first-child {
        min-height: auto;
        border-right: 1px solid var(--celulo-border);
        border-bottom: 1px solid var(--celulo-border);
        border-left: 1px solid var(--celulo-border);
    }

    .image-card-grid .image-card:last-child {
        grid-column: auto;
        min-height: 29rem;
    }

    .mosaic__feature,
    .image-card {
        min-height: 29rem;
    }

    .mosaic__small {
        min-height: auto;
        grid-template-columns: 1fr;
    }

    .mosaic__small img {
        aspect-ratio: 16 / 9;
        order: -1;
    }

    .split__media,
    .service-hero__media {
        min-height: 22rem;
    }

    .process-grid,
    .steps {
        grid-template-columns: 1fr;
    }

    .process-step,
    .step,
    .process-step:nth-child(3),
    .step:nth-child(3) {
        min-height: auto;
        border-right: 1px solid var(--celulo-border);
        border-left: 1px solid var(--celulo-border);
    }

    .process-step::before,
    .step::before {
        margin-bottom: 1rem;
    }

    .section-index,
    .step-number {
        width: 3.75rem;
        height: 3.75rem;
        margin-bottom: 1.35rem;
        font-size: 1.15rem;
    }

    .calculator {
        margin-inline: calc(-1 * var(--celulo-gutter));
        border-right: 0;
        border-left: 0;
        border-radius: 0;
        box-shadow: none;
    }

    .calculator__form,
    .calculator__result {
        padding: 1.4rem var(--celulo-gutter);
    }

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

    .calculator__metric strong {
        font-size: 1.8rem;
    }

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

    .anchor-nav__inner {
        min-height: 4rem;
    }

    .footer__bottom {
        align-items: flex-start;
        flex-direction: column;
        justify-content: center;
        padding-block: 1rem;
    }

    .sticky-cta {
        position: fixed;
        z-index: 90;
        right: 0;
        bottom: 0;
        left: 0;
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 0.55rem;
        border-top: 1px solid var(--celulo-border-dark);
        background: var(--celulo-green-950);
        padding: 0.55rem var(--celulo-gutter) calc(0.55rem + env(safe-area-inset-bottom));
        box-shadow: 0 -10px 30px rgba(0, 0, 0, 0.16);
    }

    .sticky-cta .btn {
        min-height: 3.1rem;
        justify-content: center;
        gap: 0.45rem;
        padding: 0.6rem 0.7rem;
        font-size: 0.76rem;
        text-align: center;
    }

    .sticky-cta .btn::after {
        font-size: 1rem;
    }

    .price-row {
        grid-template-columns: 1fr;
        gap: 0.25rem;
    }

    .home-contact__grid {
        gap: 2.5rem;
    }
}

@media (max-width: 390px) {
    .brand,
    .site-logo {
        width: 9.5rem;
    }

    .nav-toggle {
        min-width: 3rem;
        padding-inline: 0.65rem;
    }

    .nav-toggle__label {
        position: absolute;
        width: 1px;
        height: 1px;
        overflow: hidden;
        clip: rect(0, 0, 0, 0);
        clip-path: inset(50%);
        white-space: nowrap;
    }

    .hero__inner {
        min-height: 42rem;
    }

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

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

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

@media (forced-colors: active) {
    .btn,
    .button,
    .field input,
    .field select,
    .field textarea,
    .calculator,
    .card {
        border: 1px solid CanvasText;
    }

    .hero::before,
    .hero::after,
    .banner::after {
        display: none;
    }
}

@media print {
    body {
        background: #fff;
        color: #000;
        padding-bottom: 0;
    }

    .topbar,
    .site-header,
    .sticky-cta,
    .hero__controls,
    .carousel__controls,
    .side-nav,
    .site-footer,
    .btn,
    .button {
        display: none !important;
    }

    .section,
    .service-hero {
        padding-block: 1.5rem;
    }

    .calculator,
    .card,
    .form-card {
        break-inside: avoid;
        box-shadow: none;
    }
}