:root {
    --v4-bg: #182630;
    --v4-bg-deep: #14212a;
    --v4-surface: #20323e;
    --v4-surface-soft: #263b47;
    --v4-surface-high: #2d4350;
    --v4-ink: #f2f7f7;
    --v4-muted: #a9bbc3;
    --v4-teal: #7fe3d0;
    --v4-teal-soft: #b9f2e7;
    --v4-amber: #f5bd72;
    --v4-blue: #91bffc;
    --v4-line: rgba(205, 235, 238, 0.14);
    --v4-line-strong: rgba(127, 227, 208, 0.34);
    --v4-shadow: 0 32px 90px rgba(4, 14, 20, 0.28);
    --v4-radius: 20px;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    background: var(--v4-bg);
}

body {
    margin: 0;
    min-width: 320px;
    background: var(--v4-bg);
    color: var(--v4-ink);
    font-family: "Aptos", "Segoe UI Variable", "Segoe UI", Arial, sans-serif;
    font-synthesis: none;
    text-rendering: optimizeLegibility;
}

.mud-main-content {
    padding: 0 !important;
}

body::-webkit-scrollbar {
    width: 10px;
}

body::-webkit-scrollbar-track {
    background: var(--v4-bg-deep);
}

body::-webkit-scrollbar-thumb {
    border: 2px solid var(--v4-bg-deep);
    border-radius: 10px;
    background: #49616d;
}

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

button,
a {
    -webkit-tap-highlight-color: transparent;
}

button:focus-visible,
a:focus-visible,
summary:focus-visible {
    outline: 2px solid var(--v4-teal);
    outline-offset: 4px;
}

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

.v4-status-page {
    position: relative;
    display: grid;
    min-height: 100svh;
    place-items: center;
    overflow: hidden;
    padding: 40px 24px;
    background:
        radial-gradient(circle at 72% 32%, rgba(127, 227, 208, 0.12), transparent 30%),
        radial-gradient(circle at 20% 78%, rgba(145, 191, 252, 0.1), transparent 34%),
        linear-gradient(145deg, var(--v4-bg-deep), var(--v4-bg));
}

.v4-status-page__grid {
    position: absolute;
    inset: 0;
    opacity: 0.28;
    background-image:
        linear-gradient(var(--v4-line) 1px, transparent 1px),
        linear-gradient(90deg, var(--v4-line) 1px, transparent 1px);
    background-size: 64px 64px;
    mask-image: radial-gradient(circle at 50% 50%, black, transparent 72%);
}

.v4-status-page__orb {
    position: absolute;
    top: 50%;
    left: 72%;
    width: min(44vw, 560px);
    aspect-ratio: 1;
    border: 1px solid rgba(127, 227, 208, 0.2);
    border-radius: 50%;
    transform: translate(-50%, -50%);
}

.v4-status-page__orb::before,
.v4-status-page__orb::after,
.v4-status-page__orb span {
    position: absolute;
    inset: 12%;
    border: 1px solid rgba(145, 191, 252, 0.18);
    border-radius: 50%;
    content: "";
    transform: rotate(38deg) scaleY(0.34);
}

.v4-status-page__orb::after {
    inset: 24%;
    border-color: rgba(245, 189, 114, 0.3);
    transform: rotate(-28deg) scaleY(0.48);
}

.v4-status-page__orb span:nth-child(1) {
    inset: 36%;
    border: 0;
    background: rgba(127, 227, 208, 0.4);
    box-shadow: 0 0 90px rgba(127, 227, 208, 0.4);
    transform: rotate(45deg);
}

.v4-status-page__orb span:nth-child(2) {
    inset: 47% auto auto 4%;
    width: 13px;
    height: 13px;
    border: 0;
    border-radius: 2px;
    background: var(--v4-amber);
    box-shadow: 0 0 24px rgba(245, 189, 114, 0.55);
    transform: rotate(45deg);
}

.v4-status-page__orb span:nth-child(3) {
    inset: 18% 16% auto auto;
    width: 16px;
    height: 16px;
    border: 0;
    border-radius: 2px;
    background: var(--v4-teal);
    box-shadow: 0 0 28px rgba(127, 227, 208, 0.55);
    transform: rotate(45deg);
}

.v4-status-page__content {
    position: relative;
    z-index: 1;
    width: min(1180px, 100%);
}

.v4-status-page__brand {
    display: inline-flex;
    margin-bottom: clamp(76px, 13vh, 140px);
}

.v4-status-page__eyebrow {
    margin: 0 0 20px;
    color: var(--v4-teal-soft);
    font-size: 0.67rem;
    font-weight: 750;
    letter-spacing: 0.16em;
    text-transform: uppercase;
}

.v4-status-page h1 {
    max-width: 820px;
    margin: 0;
    font-size: clamp(3rem, 7.4vw, 7.2rem);
    font-weight: 280;
    line-height: 0.96;
    letter-spacing: -0.06em;
}

.v4-status-page__description {
    max-width: 620px;
    margin: 30px 0 0;
    color: var(--v4-muted);
    font-size: clamp(1rem, 1.4vw, 1.2rem);
    line-height: 1.7;
}

.v4-status-page__detail {
    margin-top: 20px;
    color: var(--v4-muted);
    font-size: 0.78rem;
}

.v4-status-page__detail p {
    margin: 0;
}

.v4-status-page__detail code {
    color: var(--v4-teal-soft);
}

.v4-status-page__actions {
    display: flex;
    align-items: center;
    gap: 28px;
    margin-top: 38px;
}

.v4-status-page__primary {
    display: inline-flex;
    align-items: center;
    gap: 34px;
    min-height: 56px;
    padding: 0 24px;
    border-radius: 6px;
    background: var(--v4-teal);
    color: var(--v4-bg-deep);
    font-size: 0.76rem;
    font-weight: 750;
    transition: transform 180ms ease, box-shadow 180ms ease;
}

.v4-status-page__primary:hover {
    box-shadow: 0 14px 38px rgba(127, 227, 208, 0.18);
    transform: translateY(-2px);
}

.v4-status-page__secondary {
    border-bottom: 1px solid var(--v4-line-strong);
    color: var(--v4-muted);
    font-size: 0.76rem;
    font-weight: 650;
}

@media (max-width: 640px) {
    .v4-status-page {
        place-items: start center;
        padding-top: 28px;
    }

    .v4-status-page__brand {
        margin-bottom: 25vh;
    }

    .v4-status-page__orb {
        top: 34%;
        left: 74%;
        width: 78vw;
    }

    .v4-status-page__actions {
        align-items: flex-start;
        flex-direction: column;
        gap: 22px;
    }
}

.v4-site {
    overflow: clip;
    background: var(--v4-bg);
}

.v4-shell {
    width: min(1320px, calc(100% - 64px));
    margin-inline: auto;
}

.v4-section {
    position: relative;
    padding-block: clamp(104px, 11vw, 168px);
    scroll-margin-top: 80px;
}

.v4-eyebrow {
    display: flex;
    align-items: center;
    gap: 13px;
    margin: 0 0 24px;
    color: var(--v4-teal-soft);
    font-size: 0.66rem;
    font-weight: 750;
    letter-spacing: 0.17em;
    text-transform: uppercase;
}

.v4-eyebrow > span {
    width: 34px;
    height: 1px;
    background: var(--v4-teal);
    box-shadow: 0 0 13px rgba(127, 227, 208, 0.55);
}

.section-header {
    display: grid;
    grid-template-columns: minmax(0, 1.45fr) minmax(280px, 0.55fr);
    align-items: end;
    gap: clamp(48px, 8vw, 112px);
    margin-bottom: clamp(58px, 7vw, 92px);
}

.section-header h2,
.product-bridge h2,
.faq-layout-v4 h2,
.contact-cta h2,
.page-hero h1 {
    margin: 0;
    font-family: "Aptos Display", "Segoe UI Variable Display", "Segoe UI", sans-serif;
    font-size: clamp(3rem, 6.2vw, 6.2rem);
    font-weight: 280;
    line-height: 0.98;
    letter-spacing: -0.055em;
}

.section-header__copy {
    margin: 0;
    color: var(--v4-muted);
    font-size: 1rem;
    line-height: 1.78;
}

.section-header--compact {
    display: block;
    max-width: 860px;
}

.section-header--compact .section-header__copy {
    max-width: 680px;
    margin-top: 26px;
}

.text-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--v4-teal-soft);
    font-size: 0.78rem;
    font-weight: 700;
}

.text-link span {
    transition: transform 180ms ease;
}

.text-link:hover span {
    transform: translate(3px, -3px);
}

.mud-button-root.v4-primary-button {
    min-height: 54px;
    padding-inline: 25px;
    border-radius: 9px;
    box-shadow: 0 16px 38px rgba(127, 227, 208, 0.14);
    font-size: 0.76rem;
    font-weight: 750;
    letter-spacing: 0.035em;
    text-transform: none;
}

/* Brand and navigation */
.brand-mark {
    position: relative;
    z-index: 2;
    display: inline-flex;
    align-items: center;
    gap: 13px;
    color: var(--v4-ink);
    font-size: 0.72rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.brand-mark__copy strong {
    color: var(--v4-teal);
    font-weight: 700;
}

.brand-mark__symbol {
    position: relative;
    width: 31px;
    height: 31px;
    transform: rotate(45deg);
}

.brand-mark__symbol i {
    position: absolute;
    border: 1px solid var(--v4-teal);
    border-radius: 2px;
}

.brand-mark__symbol i:nth-child(1) {
    inset: 1px 12px 12px 1px;
}

.brand-mark__symbol i:nth-child(2) {
    inset: 12px 1px 1px 12px;
}

.brand-mark__symbol i:nth-child(3) {
    inset: 9px;
    border-color: var(--v4-amber);
    background: rgba(245, 189, 114, 0.16);
}

.v4-header {
    position: sticky;
    top: 0;
    z-index: 50;
    border-bottom: 1px solid var(--v4-line);
    background: rgba(23, 36, 45, 0.88);
    backdrop-filter: blur(22px);
}

.v4-header--overlay {
    position: absolute;
    inset: 0 0 auto;
    background: linear-gradient(to bottom, rgba(15, 27, 35, 0.72), transparent);
    backdrop-filter: none;
}

.v4-header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 94px;
}

.v4-nav {
    display: flex;
    align-items: center;
    gap: clamp(22px, 2.9vw, 42px);
    color: #c4d1d6;
    font-size: 0.73rem;
}

.v4-nav > a {
    position: relative;
    padding-block: 14px;
    transition: color 160ms ease;
}

.v4-nav > a::after {
    content: "";
    position: absolute;
    right: 0;
    bottom: 8px;
    left: 0;
    height: 1px;
    background: var(--v4-teal);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 180ms ease;
}

.v4-nav > a:hover,
.v4-nav > a.active {
    color: var(--v4-ink);
}

.v4-nav > a:hover::after,
.v4-nav > a.active::after {
    transform: scaleX(1);
    transform-origin: left;
}

.v4-nav .v4-nav__cta {
    padding: 12px 17px;
    border: 1px solid rgba(127, 227, 208, 0.35);
    border-radius: 999px;
    background: rgba(127, 227, 208, 0.07);
    color: var(--v4-teal-soft);
}

.v4-nav .v4-nav__cta::after {
    display: none;
}

.v4-menu-toggle {
    z-index: 2;
    display: none;
    width: 44px;
    height: 44px;
    padding: 12px 9px;
    border: 1px solid var(--v4-line);
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.04);
}

.v4-menu-toggle span {
    display: block;
    width: 100%;
    height: 1px;
    margin: 5px 0;
    background: var(--v4-ink);
    transition: transform 180ms ease;
}

/* Reusable Three.js surface */
.three-scene {
    position: relative;
    overflow: hidden;
    min-height: 420px;
    border-radius: inherit;
    touch-action: pan-y;
}

.three-scene canvas {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 600ms ease;
}

.three-scene--ready canvas {
    opacity: 1;
}

.three-scene__fallback {
    position: absolute;
    inset: 0;
    display: grid;
    place-items: center;
    opacity: 0;
    background:
        radial-gradient(circle at center, rgba(127, 227, 208, 0.24), transparent 28%),
        linear-gradient(135deg, rgba(127, 227, 208, 0.06), transparent);
    transition: opacity 300ms ease;
}

.three-scene--fallback .three-scene__fallback {
    opacity: 1;
}

.three-scene__fallback span {
    position: absolute;
    width: 36%;
    aspect-ratio: 1;
    border: 1px solid rgba(127, 227, 208, 0.34);
    border-radius: 50%;
}

.three-scene__fallback span:nth-child(2) {
    width: 24%;
}

.three-scene__fallback span:nth-child(3) {
    width: 12%;
    background: rgba(245, 189, 114, 0.12);
}

/* Cinematic single-page hero */
.cinematic-hero {
    position: relative;
    display: flex;
    align-items: center;
    min-height: max(760px, 100svh);
    isolation: isolate;
    overflow: hidden;
    background: var(--v4-bg-deep);
}

.cinematic-hero__media,
.cinematic-hero__media > img,
.cinematic-hero__veil,
.cinematic-hero__grain {
    position: absolute;
    inset: 0;
}

.cinematic-hero__media {
    z-index: -2;
}

.cinematic-hero__media > img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    filter: saturate(0.86) contrast(1.03);
}

.cinematic-hero__veil {
    background:
        linear-gradient(90deg, rgba(18, 31, 40, 0.97) 0%, rgba(18, 31, 40, 0.89) 34%, rgba(18, 31, 40, 0.34) 66%, rgba(18, 31, 40, 0.40) 100%),
        linear-gradient(0deg, rgba(17, 29, 37, 0.78), transparent 48%);
}

.cinematic-hero__grain {
    opacity: 0.2;
    background-image:
        repeating-radial-gradient(circle at 12% 22%, rgba(255, 255, 255, 0.04) 0 0.5px, transparent 0.8px 4px),
        repeating-radial-gradient(circle at 82% 67%, rgba(0, 0, 0, 0.08) 0 0.5px, transparent 0.8px 5px);
    mix-blend-mode: soft-light;
    pointer-events: none;
}

.three-scene.cinematic-hero__three {
    position: absolute;
    top: 8%;
    right: -2%;
    width: min(60vw, 980px);
    height: 84%;
    opacity: 0.62;
    mix-blend-mode: screen;
}

.cinematic-hero__content {
    display: grid;
    grid-template-columns: minmax(0, 1.28fr) minmax(320px, 0.72fr);
    align-items: end;
    gap: clamp(60px, 8vw, 116px);
    padding-block: 170px 120px;
}

.cinematic-hero__copy {
    max-width: 900px;
}

.cinematic-hero h1 {
    margin: 0;
    font-family: "Aptos Display", "Segoe UI Variable Display", "Segoe UI", sans-serif;
    font-size: clamp(4.4rem, 8.5vw, 9rem);
    font-weight: 250;
    line-height: 0.88;
    letter-spacing: -0.065em;
    text-wrap: balance;
}

.cinematic-hero h1 em,
.product-bridge h2 em {
    color: var(--v4-teal-soft);
    font-family: Georgia, "Times New Roman", serif;
    font-weight: 400;
    letter-spacing: -0.045em;
}

.cinematic-hero__lede {
    max-width: 690px;
    margin: 34px 0 0;
    color: #bdcbd0;
    font-size: clamp(1rem, 1.4vw, 1.25rem);
    line-height: 1.72;
}

.cinematic-hero__actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 28px;
    margin-top: 40px;
}

.v4-secondary-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.24);
    color: #dbe5e8;
    font-size: 0.78rem;
    font-weight: 650;
}

.hero-console {
    overflow: hidden;
    border: 1px solid rgba(205, 235, 238, 0.18);
    border-radius: 16px;
    background: rgba(28, 44, 55, 0.68);
    box-shadow: var(--v4-shadow);
    backdrop-filter: blur(22px);
}

.hero-console__top {
    display: flex;
    justify-content: space-between;
    padding: 17px 20px;
    border-bottom: 1px solid var(--v4-line);
    color: #a6bac2;
    font-size: 0.58rem;
    font-weight: 750;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.hero-console__top span:last-child {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--v4-teal-soft);
}

.hero-console__top i {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--v4-teal);
    box-shadow: 0 0 12px var(--v4-teal);
}

.hero-console__lenses {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
}

.hero-console__lenses button {
    position: relative;
    display: grid;
    min-height: 118px;
    padding: 18px;
    border: 0;
    border-right: 1px solid var(--v4-line);
    border-bottom: 1px solid var(--v4-line);
    background: transparent;
    color: var(--v4-ink);
    text-align: left;
    cursor: pointer;
    transition: background 180ms ease;
}

.hero-console__lenses button:nth-child(even) {
    border-right: 0;
}

.hero-console__lenses button:nth-last-child(-n + 2) {
    border-bottom: 0;
}

.hero-console__lenses button:hover,
.hero-console__lenses button.is-active {
    background: rgba(127, 227, 208, 0.09);
}

.hero-console__lenses button > span {
    color: var(--v4-amber);
    font-family: Consolas, monospace;
    font-size: 0.62rem;
}

.hero-console__lenses strong {
    align-self: end;
    font-size: 0.9rem;
    font-weight: 620;
}

.hero-console__lenses small {
    color: #8fa4ad;
    font-size: 0.66rem;
}

.hero-scroll {
    position: absolute;
    bottom: 25px;
    left: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    color: #8ea2ab;
    font-size: 0.56rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    transform: translateX(-50%);
}

.hero-scroll i {
    width: 1px;
    height: 30px;
    background: linear-gradient(var(--v4-teal), transparent);
}

/* Orientation */
.orientation-section {
    padding-block: clamp(104px, 11vw, 160px) 0;
    background:
        radial-gradient(circle at 80% 10%, rgba(127, 227, 208, 0.09), transparent 30%),
        var(--v4-surface);
}

.orientation-section__intro {
    display: grid;
    grid-template-columns: minmax(0, 1.4fr) minmax(290px, 0.6fr);
    align-items: end;
    gap: clamp(50px, 8vw, 112px);
}

.orientation-section__intro .v4-eyebrow {
    grid-column: 1 / -1;
    margin-bottom: -6px;
}

.orientation-section__intro h2 {
    margin: 0;
    font-size: clamp(3rem, 6vw, 6rem);
    font-weight: 280;
    line-height: 1;
    letter-spacing: -0.055em;
}

.orientation-section__intro > p:last-child {
    margin: 0;
    color: var(--v4-muted);
    line-height: 1.78;
}

.orientation-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    margin-top: 80px;
    overflow: hidden;
    border: 1px solid var(--v4-line);
    border-radius: var(--v4-radius);
}

.orientation-card {
    position: relative;
    display: flex;
    flex-direction: column;
    min-height: 285px;
    padding: 32px;
    border-right: 1px solid var(--v4-line);
    background: rgba(255, 255, 255, 0.018);
    transition: background 180ms ease, transform 180ms ease;
}

.orientation-card:last-child {
    border-right: 0;
}

.orientation-card:hover {
    background: rgba(127, 227, 208, 0.065);
}

.orientation-card .mud-icon-root {
    margin-bottom: 54px;
    color: var(--v4-teal);
    font-size: 1.75rem;
}

.orientation-card > span {
    font-size: 1.06rem;
    font-weight: 650;
}

.orientation-card p {
    margin: 13px 0 0;
    color: var(--v4-muted);
    font-size: 0.88rem;
    line-height: 1.6;
}

.orientation-card > i {
    position: absolute;
    right: 25px;
    bottom: 23px;
    color: var(--v4-amber);
    font-style: normal;
}

.signal-rail {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    margin-top: 78px;
    border-top: 1px solid var(--v4-line);
}

.signal-rail > div {
    display: flex;
    align-items: baseline;
    gap: 12px;
    min-height: 96px;
    padding: 29px 22px;
    border-right: 1px solid var(--v4-line);
}

.signal-rail > div:last-child {
    border-right: 0;
}

.signal-rail strong {
    color: var(--v4-teal-soft);
    font-size: 1.12rem;
    font-weight: 520;
}

.signal-rail span {
    color: #849aa4;
    font-size: 0.6rem;
    letter-spacing: 0.095em;
    text-transform: uppercase;
}

/* Service index and chapters */
.services-section {
    background: var(--v4-bg);
}

.service-index {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    overflow: hidden;
    border: 1px solid var(--v4-line);
    border-radius: 15px;
}

.service-index a {
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    gap: 14px;
    min-height: 76px;
    padding: 16px 20px;
    border-right: 1px solid var(--v4-line);
    border-bottom: 1px solid var(--v4-line);
    transition: background 180ms ease;
}

.service-index a:nth-child(4n) {
    border-right: 0;
}

.service-index a:nth-last-child(-n + 4) {
    border-bottom: 0;
}

.service-index a:hover {
    background: var(--v4-surface);
}

.service-index span {
    color: var(--v4-amber);
    font-family: Consolas, monospace;
    font-size: 0.6rem;
}

.service-index strong {
    font-size: 0.74rem;
    font-weight: 580;
}

.service-index .mud-icon-root {
    color: #78909b;
    font-size: 1rem;
}

.service-chapters {
    display: grid;
    gap: clamp(110px, 14vw, 190px);
    margin-top: clamp(120px, 15vw, 210px);
}

.service-chapter {
    display: grid;
    grid-template-columns: minmax(0, 1.12fr) minmax(390px, 0.88fr);
    align-items: center;
    gap: clamp(60px, 10vw, 140px);
    scroll-margin-top: 95px;
}

.service-chapter--reverse .service-chapter__visual {
    order: 2;
}

.service-chapter__visual {
    position: relative;
    min-height: 680px;
    margin: 0;
    overflow: hidden;
    border: 1px solid var(--v4-line);
    border-radius: var(--v4-radius);
    box-shadow: var(--v4-shadow);
}

.service-chapter__visual::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(0deg, rgba(20, 33, 42, 0.72), transparent 52%);
}

.service-chapter__visual img {
    width: 100%;
    height: 100%;
    min-height: 680px;
    object-fit: cover;
    transition: transform 900ms cubic-bezier(0.2, 0.7, 0.2, 1);
}

.service-chapter:hover .service-chapter__visual img {
    transform: scale(1.025);
}

.service-chapter__number {
    position: absolute;
    bottom: 28px;
    left: 30px;
    z-index: 2;
    color: var(--v4-ink);
    font-family: "Aptos Display", sans-serif;
    font-size: 5rem;
    font-weight: 250;
    letter-spacing: -0.06em;
}

.service-chapter__signal {
    position: absolute;
    top: 28px;
    right: 28px;
    z-index: 2;
    display: flex;
    gap: 6px;
}

.service-chapter__signal i {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--v4-teal);
    box-shadow: 0 0 10px var(--v4-teal);
}

.service-chapter__signal i:nth-child(2) {
    background: var(--v4-amber);
    box-shadow: 0 0 10px var(--v4-amber);
}

.service-chapter__signal i:nth-child(3) {
    opacity: 0.3;
}

.service-chapter__body > .mud-icon-root {
    margin: 12px 0 30px;
    color: var(--v4-teal);
    font-size: 2rem;
}

.service-chapter__body h3 {
    margin: 0;
    font-size: clamp(2.3rem, 4.2vw, 4.4rem);
    font-weight: 320;
    line-height: 1.02;
    letter-spacing: -0.045em;
}

.service-chapter__narrative {
    margin: 27px 0 32px;
    color: var(--v4-muted);
    font-size: 1rem;
    line-height: 1.74;
}

.service-chapter__body ul,
.visual-story__content ul {
    display: grid;
    gap: 14px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.service-chapter__body li,
.visual-story__content li {
    position: relative;
    padding-left: 21px;
    color: #c5d1d5;
    font-size: 0.88rem;
    line-height: 1.58;
}

.service-chapter__body li::before,
.visual-story__content li::before {
    content: "";
    position: absolute;
    top: 0.68em;
    left: 0;
    width: 8px;
    height: 1px;
    background: var(--v4-teal);
}

.service-chapter__outcome {
    margin: 34px 0 0;
    padding-top: 26px;
    border-top: 1px solid var(--v4-line);
    color: var(--v4-muted);
    font-size: 0.86rem;
    line-height: 1.65;
}

.service-chapter__outcome strong {
    display: block;
    margin-bottom: 8px;
    color: var(--v4-amber);
    font-size: 0.62rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
}

/* Product bridge */
.product-section {
    background:
        linear-gradient(rgba(127, 227, 208, 0.028) 1px, transparent 1px),
        linear-gradient(90deg, rgba(127, 227, 208, 0.028) 1px, transparent 1px),
        var(--v4-surface);
    background-size: 58px 58px;
}

.product-bridge {
    display: grid;
    grid-template-columns: minmax(320px, 0.72fr) minmax(0, 1.28fr);
    gap: clamp(60px, 9vw, 130px);
}

.product-bridge__intro {
    position: sticky;
    top: 130px;
    align-self: start;
}

.product-bridge h2 {
    font-size: clamp(2.8rem, 5vw, 5.2rem);
}

.product-bridge__intro > p:not(.v4-eyebrow) {
    margin: 30px 0;
    color: var(--v4-muted);
    line-height: 1.76;
}

.product-bridge__capabilities {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}

.product-bridge__capabilities article {
    display: flex;
    flex-direction: column;
    min-height: 410px;
    padding: 34px;
    border: 1px solid var(--v4-line);
    border-radius: 16px;
    background: rgba(24, 38, 48, 0.84);
    transition: border-color 180ms ease, transform 180ms ease;
}

.product-bridge__capabilities article:hover {
    border-color: var(--v4-line-strong);
    transform: translateY(-4px);
}

.product-bridge__capabilities .mud-icon-root {
    margin-bottom: 55px;
    color: var(--v4-teal);
    font-size: 1.8rem;
}

.product-bridge__capabilities article > span {
    color: var(--v4-amber);
    font-size: 0.62rem;
    font-weight: 750;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.product-bridge__capabilities h3 {
    margin: 16px 0;
    font-size: 1.35rem;
    font-weight: 540;
    line-height: 1.25;
}

.product-bridge__capabilities p {
    margin: 0 0 28px;
    color: var(--v4-muted);
    font-size: 0.87rem;
    line-height: 1.66;
}

.product-bridge__capabilities a {
    margin-top: auto;
    color: var(--v4-teal-soft);
    font-size: 0.72rem;
    font-weight: 680;
}

/* Integration explorer */
.integrations-section {
    background:
        radial-gradient(circle at 0 22%, rgba(145, 191, 252, 0.08), transparent 31%),
        var(--v4-bg-deep);
}

.integration-cinematic {
    position: relative;
    min-height: 620px;
    margin: 0 0 80px;
    overflow: hidden;
    border: 1px solid var(--v4-line);
    border-radius: var(--v4-radius);
}

.integration-cinematic::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(0deg, rgba(19, 31, 40, 0.9), transparent 48%);
}

.integration-cinematic img {
    width: 100%;
    height: 620px;
    object-fit: cover;
}

.integration-cinematic figcaption {
    position: absolute;
    right: 28px;
    bottom: 26px;
    left: 28px;
    z-index: 2;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.integration-cinematic figcaption span,
.integration-explorer__groups article div span,
.pattern-grid-v4 small,
.industry-band span,
.engagement-cloud span {
    border: 1px solid var(--v4-line);
    border-radius: 999px;
    background: rgba(20, 33, 42, 0.62);
    color: #c3d1d5;
    font-size: 0.66rem;
    backdrop-filter: blur(10px);
}

.integration-cinematic figcaption span {
    padding: 8px 11px;
}

.integration-explorer {
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(360px, 0.8fr);
    gap: 18px;
}

.integration-explorer__scene {
    position: relative;
    min-height: 620px;
    overflow: hidden;
    border: 1px solid var(--v4-line);
    border-radius: var(--v4-radius);
    background:
        radial-gradient(circle at center, rgba(127, 227, 208, 0.1), transparent 35%),
        var(--v4-surface);
}

.integration-explorer__scene .three-scene {
    min-height: 620px;
}

.integration-explorer__controls {
    position: absolute;
    right: 18px;
    bottom: 18px;
    left: 18px;
    z-index: 3;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    overflow: hidden;
    border: 1px solid var(--v4-line);
    border-radius: 10px;
    background: rgba(20, 33, 42, 0.72);
    backdrop-filter: blur(16px);
}

.integration-explorer__controls button {
    display: flex;
    align-items: center;
    gap: 8px;
    min-height: 54px;
    padding: 12px;
    border: 0;
    border-right: 1px solid var(--v4-line);
    background: transparent;
    color: #c8d5d9;
    font-size: 0.68rem;
    cursor: pointer;
}

.integration-explorer__controls button:last-child {
    border-right: 0;
}

.integration-explorer__controls button.is-active {
    background: rgba(127, 227, 208, 0.11);
    color: var(--v4-teal-soft);
}

.integration-explorer__controls span {
    color: var(--v4-amber);
    font-family: Consolas, monospace;
    font-size: 0.58rem;
}

.integration-explorer__groups {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
}

.integration-explorer__groups article {
    min-height: 200px;
    padding: 24px;
    border: 1px solid var(--v4-line);
    border-radius: 14px;
    background: var(--v4-surface);
}

.integration-explorer__groups article:first-child {
    grid-column: 1 / -1;
}

.integration-explorer__groups .mud-icon-root {
    margin-bottom: 24px;
    color: var(--v4-teal);
    font-size: 1.5rem;
}

.integration-explorer__groups h3 {
    margin: 0 0 17px;
    font-size: 0.88rem;
    font-weight: 620;
    line-height: 1.4;
}

.integration-explorer__groups article div {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.integration-explorer__groups article div span {
    padding: 5px 8px;
    font-size: 0.59rem;
}

.pattern-intro {
    display: grid;
    grid-template-columns: 0.55fr 1.45fr;
    gap: 60px;
    margin: 120px 0 48px;
}

.pattern-intro h3 {
    max-width: 760px;
    margin: 0;
    font-size: clamp(2rem, 4.4vw, 4.2rem);
    font-weight: 320;
    line-height: 1.04;
    letter-spacing: -0.045em;
}

.pattern-grid-v4 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
}

.pattern-grid-v4 article {
    display: flex;
    flex-direction: column;
    min-height: 370px;
    padding: 30px;
    border: 1px solid var(--v4-line);
    border-radius: 15px;
    background: var(--v4-surface);
}

.pattern-grid-v4 article > span {
    margin-bottom: 50px;
    color: var(--v4-amber);
    font-family: Consolas, monospace;
    font-size: 0.68rem;
}

.pattern-grid-v4 h4 {
    margin: 0 0 15px;
    font-size: 1.16rem;
    font-weight: 580;
}

.pattern-grid-v4 p {
    margin: 0 0 28px;
    color: var(--v4-muted);
    font-size: 0.86rem;
    line-height: 1.65;
}

.pattern-grid-v4 article > div {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: auto;
}

.pattern-grid-v4 small {
    padding: 6px 9px;
}

.principles-panel {
    display: grid;
    grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
    gap: clamp(55px, 9vw, 120px);
    margin-top: 80px;
    padding: clamp(38px, 6vw, 74px);
    border: 1px solid var(--v4-line-strong);
    border-radius: var(--v4-radius);
    background:
        radial-gradient(circle at 8% 5%, rgba(127, 227, 208, 0.13), transparent 34%),
        var(--v4-surface);
}

.principles-panel h3 {
    margin: 0;
    font-size: clamp(2rem, 4vw, 3.8rem);
    font-weight: 320;
    line-height: 1.06;
    letter-spacing: -0.04em;
}

.principles-panel ol {
    margin: 0;
    padding: 0;
    list-style: none;
}

.principles-panel li {
    display: grid;
    grid-template-columns: 44px 1fr;
    gap: 14px;
    padding: 19px 0;
    border-bottom: 1px solid var(--v4-line);
}

.principles-panel li:last-child {
    border-bottom: 0;
}

.principles-panel li > span {
    color: var(--v4-teal);
    font-family: Consolas, monospace;
    font-size: 0.62rem;
}

.principles-panel li p {
    margin: 0;
    color: var(--v4-muted);
    font-size: 0.87rem;
    line-height: 1.6;
}

.principles-panel li strong {
    color: var(--v4-ink);
    font-weight: 620;
}

/* Evidence */
.experience-section {
    background: var(--v4-surface);
}

.metric-mosaic {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    overflow: hidden;
    border: 1px solid var(--v4-line);
    border-radius: var(--v4-radius);
}

.metric-card {
    min-height: 260px;
    padding: 36px;
    border-right: 1px solid var(--v4-line);
    border-bottom: 1px solid var(--v4-line);
    background: rgba(255, 255, 255, 0.018);
}

.metric-card:nth-child(3n) {
    border-right: 0;
}

.metric-card:nth-last-child(-n + 3) {
    border-bottom: 0;
}

.metric-card strong {
    display: block;
    margin-bottom: 42px;
    color: var(--v4-teal-soft);
    font-size: clamp(2.8rem, 5vw, 5rem);
    font-weight: 250;
    letter-spacing: -0.06em;
}

.metric-card h3 {
    margin: 0 0 10px;
    color: var(--v4-amber);
    font-size: 0.64rem;
    font-weight: 750;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.metric-card p {
    margin: 0;
    color: var(--v4-muted);
    font-size: 0.84rem;
    line-height: 1.62;
}

.experience-stories {
    display: grid;
    gap: 110px;
    margin-top: 140px;
}

.visual-story {
    display: grid;
    grid-template-columns: minmax(0, 1.12fr) minmax(360px, 0.88fr);
    align-items: center;
    gap: clamp(60px, 10vw, 140px);
}

.visual-story--reverse .visual-story__image {
    order: 2;
}

.visual-story__image {
    position: relative;
    min-height: 540px;
    margin: 0;
    overflow: hidden;
    border-radius: var(--v4-radius);
}

.visual-story__image::after {
    content: "";
    position: absolute;
    inset: 0;
    border: 1px solid var(--v4-line);
    border-radius: inherit;
    box-shadow: inset 0 -140px 120px rgba(17, 29, 37, 0.52);
}

.visual-story__image img {
    width: 100%;
    height: 540px;
    object-fit: cover;
}

.visual-story__index {
    position: absolute;
    bottom: 26px;
    left: 28px;
    z-index: 2;
    color: var(--v4-teal-soft);
    font-family: Consolas, monospace;
    font-size: 0.72rem;
}

.visual-story__content h3 {
    margin: 0 0 24px;
    font-size: clamp(2rem, 4vw, 4rem);
    font-weight: 330;
    line-height: 1.04;
    letter-spacing: -0.04em;
}

.visual-story__content > p:not(.v4-eyebrow) {
    margin: 0 0 28px;
    color: var(--v4-muted);
    line-height: 1.72;
}

.visual-story__content .text-link {
    margin-top: 30px;
}

.industry-band {
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(320px, 0.9fr);
    gap: clamp(60px, 10vw, 140px);
    margin-top: 140px;
    padding: clamp(50px, 7vw, 90px);
    border: 1px solid var(--v4-line);
    border-radius: var(--v4-radius);
    background:
        radial-gradient(circle at 12% 10%, rgba(127, 227, 208, 0.14), transparent 36%),
        var(--v4-bg);
}

.industry-band h3 {
    margin: 0;
    font-size: clamp(2rem, 4vw, 3.9rem);
    font-weight: 320;
    line-height: 1.06;
    letter-spacing: -0.04em;
}

.industry-band > div:last-child > p {
    margin: 0 0 30px;
    color: var(--v4-muted);
    line-height: 1.75;
}

.industry-band > div:last-child > div,
.engagement-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.industry-band span,
.engagement-cloud span {
    padding: 8px 11px;
}

/* Approach */
.approach-section {
    background: var(--v4-bg);
}

.approach-layout {
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(400px, 0.95fr);
    gap: clamp(60px, 9vw, 120px);
    align-items: start;
}

.approach-layout__visual {
    position: sticky;
    top: 120px;
    min-height: 660px;
    overflow: hidden;
    border: 1px solid var(--v4-line);
    border-radius: var(--v4-radius);
    background: var(--v4-surface);
}

.approach-layout__visual > img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.6;
}

.approach-layout__visual::after {
    content: "";
    position: absolute;
    inset: 0;
    z-index: 1;
    background: linear-gradient(135deg, rgba(20, 33, 42, 0.62), rgba(20, 33, 42, 0.12));
    pointer-events: none;
}

.approach-layout__visual .three-scene {
    z-index: 2;
    min-height: 660px;
    mix-blend-mode: screen;
}

.approach-steps {
    margin: 0;
    padding: 0;
    border-top: 1px solid var(--v4-line);
    list-style: none;
}

.approach-steps li {
    display: grid;
    grid-template-columns: 58px 1fr;
    gap: 24px;
    padding: 31px 0;
    border-bottom: 1px solid var(--v4-line);
}

.approach-steps li > span {
    padding-top: 4px;
    color: var(--v4-teal);
    font-family: Consolas, monospace;
    font-size: 0.67rem;
}

.approach-steps h3 {
    margin: 0 0 11px;
    font-size: 1.25rem;
    font-weight: 560;
}

.approach-steps p {
    margin: 0;
    color: var(--v4-muted);
    font-size: 0.88rem;
    line-height: 1.65;
}

.engagement-cloud {
    margin-top: 70px;
}

.engagement-cloud span {
    background: var(--v4-surface);
}

/* FAQ */
.faq-section {
    background: var(--v4-surface);
}

.faq-layout-v4 {
    display: grid;
    grid-template-columns: minmax(0, 0.68fr) minmax(0, 1.32fr);
    gap: clamp(60px, 10vw, 150px);
}

.faq-layout-v4 > div:first-child {
    position: sticky;
    top: 130px;
    align-self: start;
}

.faq-layout-v4 h2 {
    font-size: clamp(2.8rem, 5vw, 5.2rem);
}

.faq-layout-v4 > div:first-child > p:last-child {
    max-width: 460px;
    margin-top: 28px;
    color: var(--v4-muted);
    line-height: 1.72;
}

.faq-list-v4 {
    border-top: 1px solid var(--v4-line);
}

.faq-list-v4 details {
    border-bottom: 1px solid var(--v4-line);
}

.faq-list-v4 summary {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 28px;
    padding: 29px 0;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    list-style: none;
}

.faq-list-v4 summary::-webkit-details-marker {
    display: none;
}

.faq-list-v4 summary span {
    color: var(--v4-teal);
    font-size: 1.4rem;
    font-weight: 300;
    transition: transform 180ms ease;
}

.faq-list-v4 details[open] summary span {
    transform: rotate(45deg);
}

.faq-list-v4 details p {
    max-width: 760px;
    margin: -5px 0 30px;
    color: var(--v4-muted);
    line-height: 1.75;
}

/* Contact and footer */
.contact-cta {
    position: relative;
    min-height: 760px;
    isolation: isolate;
    overflow: hidden;
    background: var(--v4-bg-deep);
}

.contact-cta__image,
.contact-cta__image::after,
.contact-cta__image img {
    position: absolute;
    inset: 0;
}

.contact-cta__image {
    z-index: -1;
}

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

.contact-cta__image::after {
    content: "";
    background:
        linear-gradient(90deg, rgba(18, 31, 40, 0.97), rgba(18, 31, 40, 0.76) 55%, rgba(18, 31, 40, 0.28)),
        linear-gradient(0deg, rgba(18, 31, 40, 0.74), transparent);
}

.contact-cta__content {
    width: min(1320px, calc(100% - 64px));
    margin-inline: auto;
    padding-block: clamp(130px, 14vw, 210px);
}

.contact-cta h2 {
    max-width: 800px;
}

.contact-cta__content > p:not(.v4-eyebrow) {
    max-width: 680px;
    margin: 30px 0 40px;
    color: #bdcbd0;
    font-size: 1rem;
    line-height: 1.75;
}

.contact-cta__actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 28px;
}

.contact-cta__actions > a {
    padding-block: 11px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.25);
    color: #dbe5e8;
    font-size: 0.82rem;
}

.v4-footer {
    padding-block: 58px 30px;
    border-top: 1px solid var(--v4-line);
    background: #13202a;
}

.v4-footer__top {
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    gap: 55px;
    padding-bottom: 42px;
}

.v4-footer__top > p {
    margin: 0;
    color: #879ba5;
    font-size: 0.74rem;
}

.v4-footer nav {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: 20px;
    color: #9babb2;
    font-size: 0.69rem;
}

.v4-footer nav a:hover {
    color: var(--v4-ink);
}

.v4-footer__bottom {
    display: flex;
    justify-content: space-between;
    gap: 24px;
    padding-top: 28px;
    border-top: 1px solid var(--v4-line);
    color: #6f848e;
    font-size: 0.61rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

/* Multi-page shared surfaces */
.page-hero {
    position: relative;
    min-height: 760px;
    isolation: isolate;
    overflow: hidden;
    background: var(--v4-bg-deep);
}

.page-hero__media,
.page-hero__media > img,
.page-hero__shade {
    position: absolute;
    inset: 0;
}

.page-hero__media {
    z-index: -1;
}

.page-hero__media > img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.page-hero__media .three-scene {
    position: absolute;
    top: 0;
    right: 0;
    width: 62%;
    height: 100%;
    mix-blend-mode: screen;
    opacity: 0.64;
}

.page-hero__shade {
    background:
        linear-gradient(90deg, rgba(18, 31, 40, 0.97) 0%, rgba(18, 31, 40, 0.84) 42%, rgba(18, 31, 40, 0.3) 75%),
        linear-gradient(0deg, rgba(18, 31, 40, 0.68), transparent 48%);
}

.page-hero__content {
    display: flex;
    flex-direction: column;
    justify-content: center;
    min-height: 760px;
    padding-block: 130px 100px;
}

.page-hero h1 {
    max-width: 920px;
}

.page-hero h1 em {
    color: var(--v4-teal-soft);
    font-family: Georgia, serif;
    font-weight: 400;
}

.page-hero__content > p:not(.v4-eyebrow) {
    max-width: 690px;
    margin: 30px 0 38px;
    color: #bdcbd0;
    font-size: 1.04rem;
    line-height: 1.75;
}

.service-tile {
    overflow: hidden;
    border: 1px solid var(--v4-line);
    border-radius: var(--v4-radius);
    background: var(--v4-surface);
}

.service-tile__visual {
    position: relative;
    display: block;
    height: 330px;
    overflow: hidden;
}

.service-tile__visual img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 700ms ease;
}

.service-tile:hover .service-tile__visual img {
    transform: scale(1.035);
}

.service-tile__scrim {
    position: absolute;
    inset: 0;
    background: linear-gradient(0deg, rgba(17, 29, 37, 0.72), transparent 55%);
}

.service-tile__number,
.service-tile__visual .mud-icon-root {
    position: absolute;
    z-index: 2;
    bottom: 24px;
}

.service-tile__number {
    left: 25px;
    color: var(--v4-teal-soft);
    font-family: Consolas, monospace;
    font-size: 0.7rem;
}

.service-tile__visual .mud-icon-root {
    right: 25px;
    color: var(--v4-teal);
}

.service-tile__body {
    display: flex;
    flex-direction: column;
    min-height: 490px;
    padding: 32px;
}

.service-tile__body > p {
    margin: 0 0 13px;
    color: var(--v4-amber);
    font-size: 0.61rem;
    font-weight: 750;
    letter-spacing: 0.13em;
    text-transform: uppercase;
}

.service-tile__body h3 {
    margin: 0 0 18px;
    font-size: 1.65rem;
    font-weight: 480;
    line-height: 1.15;
    letter-spacing: -0.025em;
}

.service-tile__body > span {
    color: var(--v4-muted);
    font-size: 0.89rem;
    line-height: 1.66;
}

.service-tile__body ul {
    display: grid;
    gap: 11px;
    margin: 25px 0 28px;
    padding: 0;
    list-style: none;
}

.service-tile__body li {
    position: relative;
    padding-left: 18px;
    color: #bdcbd0;
    font-size: 0.79rem;
    line-height: 1.5;
}

.service-tile__body li::before {
    content: "";
    position: absolute;
    top: 0.65em;
    left: 0;
    width: 7px;
    height: 1px;
    background: var(--v4-teal);
}

.service-tile__body .text-link {
    margin-top: auto;
}

@media (max-width: 1080px) {
    .v4-shell,
    .contact-cta__content {
        width: min(100% - 44px, 1320px);
    }

    .cinematic-hero__content,
    .section-header,
    .orientation-section__intro,
    .service-chapter,
    .visual-story,
    .industry-band,
    .approach-layout,
    .faq-layout-v4 {
        grid-template-columns: 1fr;
    }

    .cinematic-hero__content {
        align-items: start;
    }

    .cinematic-hero__copy {
        max-width: 820px;
    }

    .hero-console {
        width: min(650px, 100%);
    }

    .orientation-grid,
    .service-index,
    .signal-rail {
        grid-template-columns: repeat(2, 1fr);
    }

    .orientation-card:nth-child(2) {
        border-right: 0;
    }

    .orientation-card:nth-child(-n + 2) {
        border-bottom: 1px solid var(--v4-line);
    }

    .service-index a:nth-child(4n) {
        border-right: 1px solid var(--v4-line);
    }

    .service-index a:nth-child(2n) {
        border-right: 0;
    }

    .service-index a:nth-last-child(-n + 4) {
        border-bottom: 1px solid var(--v4-line);
    }

    .service-index a:nth-last-child(-n + 2) {
        border-bottom: 0;
    }

    .service-chapter--reverse .service-chapter__visual,
    .visual-story--reverse .visual-story__image {
        order: 0;
    }

    .service-chapter__visual,
    .service-chapter__visual img {
        min-height: 560px;
    }

    .service-chapter__body,
    .visual-story__content {
        max-width: 760px;
    }

    .product-bridge,
    .integration-explorer,
    .principles-panel {
        grid-template-columns: 1fr;
    }

    .product-bridge__intro,
    .approach-layout__visual,
    .faq-layout-v4 > div:first-child {
        position: static;
    }

    .product-bridge__intro {
        max-width: 900px;
    }

    .integration-explorer__groups {
        grid-template-columns: repeat(3, 1fr);
    }

    .integration-explorer__groups article:first-child {
        grid-column: auto;
    }

    .pattern-grid-v4,
    .metric-mosaic {
        grid-template-columns: repeat(2, 1fr);
    }

    .metric-card:nth-child(3n) {
        border-right: 1px solid var(--v4-line);
    }

    .metric-card:nth-child(2n) {
        border-right: 0;
    }

    .metric-card:nth-last-child(-n + 3) {
        border-bottom: 1px solid var(--v4-line);
    }

    .metric-card:nth-last-child(-n + 2) {
        border-bottom: 0;
    }

    .v4-footer__top {
        grid-template-columns: auto 1fr;
    }

    .v4-footer nav {
        grid-column: 1 / -1;
        justify-content: flex-start;
    }
}

@media (max-width: 760px) {
    .v4-shell,
    .contact-cta__content {
        width: min(100% - 30px, 1320px);
    }

    .v4-section {
        padding-block: 82px;
    }

    .v4-menu-toggle {
        display: block;
    }

    .v4-header__inner {
        min-height: 78px;
    }

    .v4-nav {
        position: absolute;
        top: 0;
        right: 0;
        left: 0;
        display: flex;
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        padding: 98px 22px 28px;
        border-bottom: 1px solid var(--v4-line);
        background: rgba(18, 31, 40, 0.98);
        opacity: 0;
        pointer-events: none;
        transform: translateY(-15px);
        transition: opacity 180ms ease, transform 180ms ease;
    }

    .v4-header--open .v4-nav {
        opacity: 1;
        pointer-events: auto;
        transform: translateY(0);
    }

    .v4-nav > a,
    .v4-nav .v4-nav__cta {
        padding: 15px 3px;
        border: 0;
        border-bottom: 1px solid var(--v4-line);
        border-radius: 0;
        background: transparent;
        font-size: 0.86rem;
    }

    .v4-header--open .v4-menu-toggle span:first-child {
        transform: translateY(3px) rotate(45deg);
    }

    .v4-header--open .v4-menu-toggle span:last-child {
        transform: translateY(-3px) rotate(-45deg);
    }

    .cinematic-hero {
        min-height: 900px;
        align-items: flex-end;
    }

    .cinematic-hero__media > img {
        object-position: 64% center;
    }

    .cinematic-hero__veil {
        background: linear-gradient(0deg, rgba(18, 31, 40, 0.98) 0%, rgba(18, 31, 40, 0.83) 58%, rgba(18, 31, 40, 0.38));
    }

    .three-scene.cinematic-hero__three {
        top: 3%;
        right: -32%;
        width: 125%;
        height: 55%;
        opacity: 0.46;
    }

    .cinematic-hero__content {
        gap: 38px;
        padding-block: 300px 76px;
    }

    .cinematic-hero h1 {
        font-size: clamp(3.7rem, 18vw, 5.8rem);
        line-height: 0.91;
    }

    .cinematic-hero__lede {
        font-size: 1rem;
    }

    .cinematic-hero__actions {
        align-items: stretch;
        flex-direction: column;
    }

    .mud-button-root.v4-primary-button {
        width: 100%;
    }

    .v4-secondary-link {
        justify-content: center;
    }

    .hero-console__lenses button {
        min-height: 105px;
    }

    .hero-scroll {
        display: none;
    }

    .orientation-section {
        padding-top: 82px;
    }

    .orientation-section__intro h2,
    .section-header h2,
    .product-bridge h2,
    .faq-layout-v4 h2,
    .contact-cta h2,
    .page-hero h1 {
        font-size: clamp(2.7rem, 13vw, 4.2rem);
    }

    .orientation-grid,
    .service-index,
    .signal-rail,
    .product-bridge__capabilities,
    .integration-explorer__groups,
    .pattern-grid-v4,
    .metric-mosaic {
        grid-template-columns: 1fr;
    }

    .orientation-card,
    .orientation-card:nth-child(2) {
        min-height: 235px;
        border-right: 0;
        border-bottom: 1px solid var(--v4-line);
    }

    .orientation-card:last-child {
        border-bottom: 0;
    }

    .signal-rail > div {
        min-height: 70px;
        padding: 19px 10px;
        border-right: 0;
        border-bottom: 1px solid var(--v4-line);
    }

    .signal-rail > div:last-child {
        border-bottom: 0;
    }

    .service-index a,
    .service-index a:nth-child(2n),
    .service-index a:nth-last-child(-n + 2) {
        border-right: 0;
        border-bottom: 1px solid var(--v4-line);
    }

    .service-index a:last-child {
        border-bottom: 0;
    }

    .service-chapters {
        gap: 100px;
        margin-top: 110px;
    }

    .service-chapter {
        gap: 42px;
    }

    .service-chapter__visual,
    .service-chapter__visual img {
        min-height: 430px;
    }

    .service-chapter__number {
        font-size: 3.7rem;
    }

    .service-chapter__body h3,
    .visual-story__content h3,
    .industry-band h3,
    .principles-panel h3 {
        font-size: clamp(2.2rem, 11vw, 3.5rem);
    }

    .product-bridge__capabilities article {
        min-height: 340px;
    }

    .integration-cinematic,
    .integration-cinematic img,
    .integration-explorer__scene,
    .integration-explorer__scene .three-scene {
        min-height: 430px;
        height: 430px;
    }

    .integration-explorer__controls {
        grid-template-columns: repeat(2, 1fr);
    }

    .integration-explorer__controls button:nth-child(2) {
        border-right: 0;
    }

    .pattern-intro {
        grid-template-columns: 1fr;
        gap: 14px;
        margin-top: 90px;
    }

    .pattern-grid-v4 article {
        min-height: 320px;
    }

    .principles-panel,
    .industry-band {
        padding: 28px 22px;
    }

    .metric-card,
    .metric-card:nth-child(2n),
    .metric-card:nth-last-child(-n + 2) {
        min-height: 225px;
        border-right: 0;
        border-bottom: 1px solid var(--v4-line);
    }

    .metric-card:last-child {
        border-bottom: 0;
    }

    .experience-stories {
        gap: 90px;
        margin-top: 100px;
    }

    .visual-story__image,
    .visual-story__image img {
        min-height: 400px;
        height: 400px;
    }

    .approach-layout__visual,
    .approach-layout__visual .three-scene {
        min-height: 470px;
    }

    .faq-layout-v4 {
        gap: 45px;
    }

    .contact-cta {
        min-height: 720px;
    }

    .contact-cta__image::after {
        background: linear-gradient(0deg, rgba(18, 31, 40, 0.98), rgba(18, 31, 40, 0.72));
    }

    .contact-cta__actions {
        align-items: stretch;
        flex-direction: column;
    }

    .contact-cta__actions > a {
        text-align: center;
    }

    .v4-footer__top {
        grid-template-columns: 1fr;
        gap: 26px;
    }

    .v4-footer nav {
        flex-direction: column;
        gap: 12px;
    }

    .v4-footer__bottom {
        flex-direction: column;
    }

    .brand-mark__copy {
        display: none;
    }

    .page-hero,
    .page-hero__content {
        min-height: 690px;
    }

    .page-hero__media .three-scene {
        top: -8%;
        right: -38%;
        width: 125%;
        height: 68%;
    }

    .page-hero__shade {
        background: linear-gradient(0deg, rgba(18, 31, 40, 0.98), rgba(18, 31, 40, 0.68));
    }

    .service-tile__visual {
        height: 270px;
    }
}

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

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