:root {
    --cu-ink: #17202a;
    --cu-muted: #60707b;
    --cu-paper: #fff;
    --cu-canvas: #f6f8f7;
    --cu-line: rgba(23, 32, 42, .12);
    --cu-accent: #146b8c;
    --cu-soft: #dff4f7;
    --cu-radius: 24px;
    --cu-shadow: 0 24px 72px rgba(26, 43, 52, .10);
}

.cu-theme-research_longform {
    --cu-accent: #7156a5;
    --cu-soft: #f1ebfb;
}

.cu-theme-practice_project {
    --cu-accent: #1b7c63;
    --cu-soft: #e3f5ee;
}

.cu-theme-academic_shortform {
    --cu-accent: #9a5b26;
    --cu-soft: #fff0dc;
}

.cu-theme-visual_presentation {
    --cu-accent: #d24674;
    --cu-soft: #ffe8f0;
}

.cu-theme-argumentative_creative {
    --cu-accent: #a34454;
    --cu-soft: #fbe8eb;
}

.cu-theme-rapid_assistance {
    --cu-accent: #4c64b8;
    --cu-soft: #e9edff;
}

.cu-shell {
    color: var(--cu-ink);
    background: var(--cu-canvas);
    overflow: hidden;
}

.cu-shell section[id],
.cu-shell [id="order"] {
    scroll-margin-top: 110px;
}

.cu-cta-hidden {
    visibility: hidden;
    opacity: 0;
    pointer-events: none;
}

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

.cu-header {
    background: rgba(255, 255, 255, .96);
    backdrop-filter: blur(12px);
}

.cu-global-nav-wrap {
    position: relative;
    z-index: 8;
    border-top: 1px solid var(--cu-line);
    border-bottom: 1px solid var(--cu-line);
    background: #fff;
}

.cu-global-nav {
    display: flex;
    align-items: center;
    gap: 8px;
    min-height: 56px;
    overflow-x: auto;
    scrollbar-width: none;
}

.cu-global-nav::-webkit-scrollbar {
    display: none;
}

.cu-global-nav a {
    flex: 0 0 auto;
    padding: 9px 13px;
    border-radius: 999px;
    color: var(--cu-ink);
    font-size: 14px;
    font-weight: 650;
    text-decoration: none;
    white-space: nowrap;
    transition: color .2s ease, background .2s ease;
}

.cu-global-nav a:hover,
.cu-global-nav a[aria-current="page"] {
    color: var(--cu-accent);
    background: var(--cu-soft);
}

.cu-global-nav .cu-global-nav__all {
    margin-left: auto;
    color: #fff;
    background: var(--cu-ink);
}

.cu-global-nav .cu-global-nav__all:hover {
    color: #fff;
    background: var(--cu-accent);
}

.cu-preview {
    position: relative;
    z-index: 7;
    padding: 10px 20px;
    color: #452f00;
    font-weight: 700;
    text-align: center;
    background: #ffe9a8;
}

.cu-hero {
    position: relative;
    padding: 32px 0 80px;
    background:
        radial-gradient(circle at 12% 15%, var(--cu-soft), transparent 34%),
        linear-gradient(180deg, #fff 0, var(--cu-canvas) 100%);
}

.cu-hero::after {
    position: absolute;
    right: -12vw;
    top: 4rem;
    width: 34vw;
    height: 34vw;
    border: 1px solid color-mix(in srgb, var(--cu-accent), transparent 75%);
    border-radius: 50%;
    content: "";
    pointer-events: none;
}

.cu-breadcrumbs {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 7px;
    margin: 0 0 32px;
    color: var(--cu-muted);
    font-size: 13px;
}

.cu-breadcrumbs a {
    color: inherit;
    text-decoration: none;
}

.cu-breadcrumbs a:hover {
    color: var(--cu-accent);
}

.cu-hero__grid {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: minmax(0, 1.08fr) minmax(390px, .82fr);
    gap: clamp(36px, 6vw, 88px);
    align-items: start;
}

.cu-kicker {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 16px;
    color: var(--cu-accent);
    font-size: 12px;
    font-weight: 800;
    letter-spacing: .12em;
    text-transform: uppercase;
}

.cu-kicker::before {
    width: 22px;
    height: 2px;
    background: currentColor;
    content: "";
}

.cu-hero h1 {
    max-width: 790px;
    margin: 0;
    font-size: clamp(43px, 5.6vw, 76px);
    line-height: .98;
    letter-spacing: -.045em;
}

.cu-hero__lead {
    max-width: 720px;
    margin: 26px 0 12px;
    color: #34434d;
    font-size: clamp(19px, 2vw, 24px);
    line-height: 1.5;
}

.cu-hero__promise {
    max-width: 680px;
    margin: 0 0 22px;
    color: var(--cu-accent);
    font-weight: 750;
}

.cu-checks {
    display: grid;
    gap: 11px;
    max-width: 680px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.cu-checks li {
    display: flex;
    gap: 11px;
    align-items: flex-start;
    color: #34434d;
    line-height: 1.45;
}

.cu-checks span {
    display: inline-grid;
    flex: 0 0 24px;
    place-items: center;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    color: #fff;
    font-size: 13px;
    background: var(--cu-accent);
}

.cu-price-pill {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 2px 16px;
    max-width: 500px;
    margin-top: 28px;
    padding: 18px 22px;
    border: 1px solid color-mix(in srgb, var(--cu-accent), transparent 74%);
    border-radius: 18px;
    background: color-mix(in srgb, var(--cu-soft), #fff 38%);
}

.cu-price-pill span {
    grid-row: 1 / 3;
    align-self: center;
    color: var(--cu-muted);
    font-size: 12px;
    font-weight: 750;
    letter-spacing: .05em;
    text-transform: uppercase;
}

.cu-price-pill strong {
    font-size: 24px;
}

.cu-price-pill small {
    color: var(--cu-muted);
}

.cu-order-card {
    position: sticky;
    top: 18px;
    width: 100%;
    border: 1px solid rgba(23, 32, 42, .10);
    box-shadow: var(--cu-shadow);
}

.cu-order-card .rv2-order-heading h2 {
    font-size: clamp(25px, 2.2vw, 34px);
}

.cu-order-card .rv2-order-heading p {
    color: var(--cu-muted);
}

.cu-subject-field {
    margin-top: 16px;
}

.cu-subject-field small {
    display: block;
    margin-top: 7px;
    color: var(--cu-muted);
    line-height: 1.4;
}

.cu-context-fields {
    margin: 18px 0;
    padding: 0;
    border: 0;
}

.cu-context-fields legend {
    margin-bottom: 9px;
    font-weight: 750;
}

.cu-context-fields legend small {
    color: var(--cu-muted);
    font-weight: 500;
}

.cu-context-fields > div {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 8px;
}

.cu-context-fields label {
    display: grid;
    gap: 6px;
}

.cu-context-fields label span {
    color: var(--cu-muted);
    font-size: 12px;
}

.cu-context-fields input {
    min-width: 0;
    min-height: 44px;
    width: 100%;
    padding: 10px 11px;
    border: 1px solid rgba(23, 32, 42, .2);
    border-radius: 11px;
    color: var(--cu-ink);
    background: #fff;
}

.cu-context-fields input:focus-visible {
    border-color: var(--cu-accent);
    outline: 3px solid color-mix(in srgb, var(--cu-accent), transparent 78%);
}

.cu-no-ai-option {
    display: flex;
    align-items: flex-start;
    gap: 11px;
    margin: 16px 0;
    padding: 13px 14px;
    border: 1px solid color-mix(in srgb, var(--cu-accent), transparent 68%);
    border-radius: 14px;
    color: var(--cu-ink);
    background: color-mix(in srgb, var(--cu-soft), #fff 56%);
    cursor: pointer;
}

.cu-no-ai-option input {
    flex: 0 0 auto;
    width: 21px;
    height: 21px;
    margin: 1px 0 0;
    accent-color: var(--cu-accent);
}

.cu-no-ai-option > span {
    display: grid;
    gap: 3px;
    min-width: 0;
}

.cu-no-ai-option strong {
    font-size: 14px;
    line-height: 1.35;
}

.cu-no-ai-option small {
    color: var(--cu-muted);
    font-size: 12px;
    line-height: 1.45;
}

.cu-no-ai-option:focus-within {
    outline: 3px solid color-mix(in srgb, var(--cu-accent), transparent 78%);
    outline-offset: 2px;
}

.cu-archetype-visual {
    position: relative;
    width: min(100%, 560px);
    min-height: 155px;
    margin-top: 28px;
    border: 1px solid color-mix(in srgb, var(--cu-accent), transparent 68%);
    border-radius: 22px;
    background: color-mix(in srgb, var(--cu-soft), #fff 42%);
    overflow: hidden;
}

.cu-blueprint {
    display: grid;
    gap: 16px;
    min-height: 155px;
    padding: 24px;
    background-image:
        linear-gradient(color-mix(in srgb, var(--cu-accent), transparent 88%) 1px, transparent 1px),
        linear-gradient(90deg, color-mix(in srgb, var(--cu-accent), transparent 88%) 1px, transparent 1px);
    background-size: 22px 22px;
}

.cu-blueprint > span,
.cu-research-stack > span,
.cu-fast-lane > strong {
    color: var(--cu-accent);
    font-size: 11px;
    font-weight: 850;
    letter-spacing: .1em;
}

.cu-blueprint > strong {
    font: 700 20px/1.2 ui-monospace, SFMono-Regular, Consolas, monospace;
}

.cu-blueprint > div {
    display: flex;
    gap: 12px;
}

.cu-blueprint i,
.cu-blueprint b,
.cu-blueprint em {
    display: grid;
    place-items: center;
    width: 42px;
    height: 42px;
    border: 1px solid var(--cu-accent);
    border-radius: 12px;
    color: var(--cu-accent);
    font-style: normal;
    background: #fff;
}

.cu-research-stack {
    position: relative;
    min-height: 180px;
    padding: 24px 30px 24px 42%;
}

.cu-research-stack::before,
.cu-research-stack::after {
    position: absolute;
    left: 28px;
    top: 24px;
    width: 31%;
    height: 125px;
    border: 1px solid var(--cu-accent);
    border-radius: 12px;
    background:
        repeating-linear-gradient(
            180deg,
            transparent 0 20px,
            color-mix(in srgb, var(--cu-accent), transparent 78%) 20px 22px
        ),
        #fff;
    content: "";
}

.cu-research-stack::after {
    left: 42px;
    top: 35px;
    transform: rotate(3deg);
}

.cu-research-stack ol {
    display: grid;
    gap: 10px;
    margin: 18px 0 0;
    padding-left: 20px;
    color: var(--cu-muted);
}

.cu-project-board {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 10px;
    min-height: 170px;
    padding: 20px;
    background: var(--cu-ink);
}

.cu-project-board span {
    display: flex;
    align-items: flex-end;
    min-height: 125px;
    padding: 14px;
    border-radius: 14px;
    color: #fff;
    font-size: 11px;
    font-weight: 800;
    letter-spacing: .06em;
    background: color-mix(in srgb, var(--cu-accent), #fff 14%);
}

.cu-project-board span:nth-child(2) {
    transform: translateY(10px);
    background: color-mix(in srgb, var(--cu-accent), #fff 32%);
}

.cu-project-board span:nth-child(3) {
    background: color-mix(in srgb, var(--cu-accent), #000 14%);
}

.cu-paper-stack {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0;
    min-height: 170px;
    padding: 20px;
}

.cu-paper-stack span {
    display: grid;
    place-items: end start;
    width: 31%;
    min-height: 116px;
    padding: 14px;
    border: 1px solid var(--cu-line);
    border-radius: 10px;
    color: var(--cu-accent);
    font-size: 11px;
    font-weight: 850;
    background: #fff;
    box-shadow: 0 12px 30px rgba(23, 32, 42, .08);
}

.cu-paper-stack span:nth-child(1) {
    transform: rotate(-7deg) translateX(12px);
}

.cu-paper-stack span:nth-child(3) {
    transform: rotate(7deg) translateX(-12px);
}

.cu-slide-canvas {
    display: grid;
    grid-template-columns: 1.25fr .75fr;
    grid-template-rows: 1fr 1fr;
    gap: 9px;
    min-height: 190px;
    padding: 16px;
    background: #232331;
}

.cu-slide-canvas > div {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 10px;
    padding: 13px;
    border-radius: 11px;
    color: #fff;
    background: color-mix(in srgb, var(--cu-accent), #fff 16%);
}

.cu-slide-canvas > div:first-child {
    grid-row: 1 / 3;
}

.cu-slide-canvas strong {
    font-size: 11px;
}

.cu-slide-canvas i {
    display: block;
    height: 7px;
    border-radius: 999px;
    background: rgba(255, 255, 255, .66);
}

.cu-slide-canvas i:last-child {
    width: 62%;
}

.cu-argument-map {
    display: grid;
    grid-template-columns: 1fr 2fr 1fr;
    gap: 14px;
    align-items: center;
    min-height: 170px;
    padding: 22px;
}

.cu-argument-map strong,
.cu-argument-map em,
.cu-argument-map span {
    display: grid;
    place-items: center;
    min-height: 52px;
    border: 1px solid var(--cu-accent);
    border-radius: 999px;
    color: var(--cu-accent);
    font-style: normal;
    font-weight: 800;
    background: #fff;
}

.cu-argument-map > div {
    display: grid;
    gap: 9px;
}

.cu-fast-lane {
    display: grid;
    grid-template-columns: .8fr repeat(3, 1fr);
    gap: 8px;
    align-items: center;
    min-height: 155px;
    padding: 20px;
}

.cu-fast-lane > * {
    display: grid;
    place-items: center;
    min-height: 70px;
    padding: 10px;
    border-radius: 16px;
    text-align: center;
    background: #fff;
}

.cu-fast-lane span {
    position: relative;
    color: var(--cu-muted);
    font-size: 13px;
}

.cu-fast-lane span:not(:last-child)::after {
    position: absolute;
    right: -8px;
    width: 8px;
    height: 2px;
    background: var(--cu-accent);
    content: "";
}

.cu-theme-research_longform .cu-cards {
    grid-template-columns: 1.15fr .85fr;
}

.cu-theme-research_longform .cu-card:first-child,
.cu-theme-research_longform .cu-card:nth-child(4) {
    grid-row: span 2;
}

.cu-theme-practice_project .cu-card {
    min-height: 225px;
    border-left: 5px solid var(--cu-accent);
}

.cu-theme-visual_presentation .cu-cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.cu-theme-visual_presentation .cu-card:nth-child(3n) {
    grid-column: 1 / -1;
}

.cu-theme-argumentative_creative .cu-card {
    border-radius: 8px 28px 8px 28px;
}

.cu-theme-rapid_assistance .cu-process {
    gap: 10px;
}

.cu-theme-rapid_assistance .cu-process li {
    min-height: 190px;
    padding: 22px;
    border: 0;
    border-radius: 18px;
    background: var(--cu-soft);
}

.cu-theme-rapid_assistance .cu-process li:not(:last-child)::after {
    right: -11px;
    top: 50%;
}

.cu-section {
    padding: clamp(68px, 8vw, 118px) 0;
    background: var(--cu-paper);
}

.cu-section--muted,
.cu-section--facts,
.cu-section--content {
    background: var(--cu-canvas);
}

.cu-section--price {
    background: var(--cu-soft);
}

.cu-section__head {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(280px, 520px);
    gap: 32px;
    align-items: end;
    margin-bottom: 42px;
}

.cu-section h2,
.cu-subject-context h2 {
    margin: 0;
    font-size: clamp(34px, 4.5vw, 58px);
    line-height: 1.05;
    letter-spacing: -.035em;
}

.cu-section__head > p {
    margin: 0;
    color: var(--cu-muted);
    font-size: 17px;
    line-height: 1.65;
}

.cu-facts {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
    margin-top: 36px;
}

.cu-facts article {
    min-height: 190px;
    padding: 28px;
    border: 1px solid var(--cu-line);
    border-radius: var(--cu-radius);
    background: #fff;
}

.cu-facts span {
    color: var(--cu-accent);
    font-size: 12px;
    font-weight: 800;
    letter-spacing: .08em;
    text-transform: uppercase;
}

.cu-facts p {
    margin: 28px 0 0;
    color: #273640;
    font-size: 18px;
    line-height: 1.5;
}

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

.cu-card {
    position: relative;
    min-height: 270px;
    padding: 30px;
    border: 1px solid var(--cu-line);
    border-radius: var(--cu-radius);
    background: rgba(255, 255, 255, .88);
    overflow: hidden;
}

.cu-card::after {
    position: absolute;
    right: -42px;
    bottom: -42px;
    width: 112px;
    height: 112px;
    border: 16px solid color-mix(in srgb, var(--cu-accent), transparent 88%);
    border-radius: 50%;
    content: "";
}

.cu-card__index {
    color: var(--cu-accent);
    font-size: 13px;
    font-weight: 850;
    letter-spacing: .08em;
}

.cu-card h3 {
    max-width: 260px;
    margin: 56px 0 12px;
    font-size: 24px;
    line-height: 1.15;
}

.cu-card p {
    position: relative;
    z-index: 1;
    margin: 0;
    color: var(--cu-muted);
    line-height: 1.6;
}

.cu-inline-cta {
    display: inline-flex;
    gap: 12px;
    align-items: center;
    margin-top: 30px;
    padding: 13px 18px;
    border-radius: 999px;
    color: #fff;
    font-weight: 750;
    text-decoration: none;
    background: var(--cu-accent);
}

.cu-inline-cta:hover {
    color: #fff;
    transform: translateY(-1px);
}

.cu-process {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    margin: 0;
    padding: 0;
    list-style: none;
    counter-reset: process;
}

.cu-process li {
    position: relative;
    min-height: 250px;
    padding: 22px 24px 22px 0;
    border-top: 2px solid var(--cu-accent);
}

.cu-process li:not(:last-child)::after {
    position: absolute;
    right: 18px;
    top: -7px;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--cu-accent);
    content: "";
}

.cu-process li > span {
    color: var(--cu-accent);
    font-size: 13px;
    font-weight: 850;
}

.cu-process h3 {
    margin: 54px 0 12px;
    font-size: 21px;
}

.cu-process p {
    margin: 0;
    color: var(--cu-muted);
    line-height: 1.55;
}

.cu-section--brief {
    color: #fff;
    background: var(--cu-ink);
}

.cu-brief {
    display: grid;
    grid-template-columns: minmax(0, .9fr) minmax(360px, 1.1fr);
    gap: clamp(45px, 8vw, 120px);
    align-items: center;
}

.cu-brief p {
    color: rgba(255, 255, 255, .72);
    font-size: 17px;
    line-height: 1.65;
}

.cu-brief .cu-brief__note {
    padding-left: 16px;
    border-left: 2px solid var(--cu-accent);
    font-size: 14px;
}

.cu-brief ol {
    display: grid;
    gap: 12px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.cu-brief li {
    display: flex;
    gap: 16px;
    align-items: center;
    min-height: 70px;
    padding: 14px 18px;
    border: 1px solid rgba(255, 255, 255, .14);
    border-radius: 18px;
    background: rgba(255, 255, 255, .06);
}

.cu-brief li span {
    display: grid;
    flex: 0 0 34px;
    place-items: center;
    width: 34px;
    height: 34px;
    border-radius: 50%;
    color: var(--cu-ink);
    font-weight: 800;
    background: var(--cu-soft);
}

.cu-experts {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
}

.cu-expert {
    display: flex;
    gap: 18px;
    align-items: center;
    padding: 24px;
    border: 1px solid var(--cu-line);
    border-radius: 20px;
}

.cu-expert img,
.cu-avatar {
    display: grid;
    flex: 0 0 64px;
    place-items: center;
    width: 64px;
    height: 64px;
    border-radius: 20px;
    object-fit: cover;
    color: #fff;
    font-weight: 800;
    background: var(--cu-accent);
}

.cu-expert h3 {
    margin: 0 0 7px;
    font-size: 20px;
}

.cu-expert p {
    margin: 3px 0;
    color: var(--cu-muted);
}

.cu-rating {
    display: inline-flex;
    gap: 8px;
    align-items: baseline;
    margin: 0 0 24px;
    padding: 12px 16px;
    border-radius: 999px;
    color: #fff;
    background: var(--cu-accent);
}

.cu-rating strong {
    font-size: 24px;
}

.cu-reviews {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
}

.cu-reviews blockquote {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-height: 260px;
    margin: 0;
    padding: 28px;
    border-radius: var(--cu-radius);
    background: #fff;
}

.cu-reviews blockquote > p {
    margin: 0;
    font-size: 17px;
    line-height: 1.65;
}

.cu-reviews footer {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    margin-top: 24px;
    color: var(--cu-muted);
    font-size: 14px;
}

.cu-reviews footer span {
    color: var(--cu-accent);
    font-weight: 750;
}

.cu-empty {
    padding: 24px;
    border: 1px dashed color-mix(in srgb, var(--cu-accent), transparent 55%);
    border-radius: 18px;
    color: var(--cu-muted);
    background: var(--cu-soft);
}

.cu-link-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 10px;
}

.cu-link-grid a {
    display: flex;
    justify-content: space-between;
    gap: 14px;
    align-items: center;
    min-height: 58px;
    padding: 13px 16px;
    border: 1px solid var(--cu-line);
    border-radius: 14px;
    color: var(--cu-ink);
    text-decoration: none;
    background: #fff;
}

.cu-link-grid a:hover {
    border-color: var(--cu-accent);
    color: var(--cu-accent);
}

.cu-link-grid b {
    color: var(--cu-accent);
}

.cu-section--content > .rv2-container > h2,
.cu-section--faq > .rv2-container > h2 {
    max-width: 850px;
    margin-bottom: 42px;
}

.cu-editorial {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
}

.cu-editorial article {
    padding: 30px;
    border-radius: var(--cu-radius);
    background: #fff;
}

.cu-editorial h3 {
    margin: 0 0 18px;
    font-size: 24px;
    line-height: 1.2;
}

.cu-editorial p,
.cu-editorial li {
    color: var(--cu-muted);
    line-height: 1.68;
}

.cu-editorial ul {
    padding-left: 19px;
}

.cu-faq {
    max-width: 920px;
}

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

.cu-faq details:last-child {
    border-bottom: 1px solid var(--cu-line);
}

.cu-faq summary {
    display: flex;
    justify-content: space-between;
    gap: 28px;
    align-items: center;
    padding: 24px 0;
    font-size: 20px;
    font-weight: 750;
    cursor: pointer;
    list-style: none;
}

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

.cu-faq summary span {
    color: var(--cu-accent);
    font-size: 28px;
    transition: transform .2s ease;
}

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

.cu-faq details p {
    max-width: 760px;
    margin: -4px 0 26px;
    color: var(--cu-muted);
    font-size: 17px;
    line-height: 1.7;
}

.cu-subject-context {
    padding: clamp(62px, 7vw, 100px) 0;
    background: var(--cu-soft);
}

.cu-subject-context__groups {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
    margin-top: 36px;
}

.cu-subject-context__groups > div {
    padding: 26px;
    border-radius: var(--cu-radius);
    background: #fff;
}

.cu-subject-context h3 {
    margin: 0 0 16px;
    color: var(--cu-accent);
    font-size: 15px;
    text-transform: uppercase;
    letter-spacing: .05em;
}

.cu-subject-context a {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    padding: 10px 0;
    border-bottom: 1px solid var(--cu-line);
    color: var(--cu-ink);
    text-decoration: none;
}

.cu-subject-context a:hover {
    color: var(--cu-accent);
}

.cu-section--subject-details {
    background: var(--cu-soft);
}

.cu-subject-details {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
}

.cu-subject-details article,
.cu-quality-state {
    padding: 24px;
    border: 1px solid color-mix(in srgb, var(--cu-accent), transparent 70%);
    border-radius: 20px;
    background: rgba(255, 255, 255, .8);
}

.cu-subject-details h3 {
    margin: 0 0 14px;
}

.cu-subject-details ul {
    margin: 0;
    padding-left: 19px;
    color: var(--cu-muted);
    line-height: 1.65;
}

.cu-quality-state {
    margin: 0;
    color: var(--cu-muted);
    line-height: 1.65;
}

.cu-quality-state strong {
    color: var(--cu-accent);
}

.cu-section--related {
    background: #fff;
}

.cu-related {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
}

.cu-related a {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 7px 16px;
    min-height: 118px;
    padding: 22px;
    border: 1px solid var(--cu-line);
    border-radius: 18px;
    color: var(--cu-ink);
    text-decoration: none;
}

.cu-related a:hover {
    border-color: var(--cu-accent);
    color: var(--cu-accent);
    background: var(--cu-soft);
}

.cu-related span {
    font-size: 20px;
    font-weight: 750;
}

.cu-related small {
    grid-column: 1;
    color: var(--cu-muted);
}

.cu-related b {
    grid-column: 2;
    grid-row: 1 / 3;
    align-self: center;
    color: var(--cu-accent);
    font-size: 24px;
}

.cu-final {
    padding: clamp(64px, 8vw, 110px) 0;
    color: #fff;
    background:
        radial-gradient(circle at 85% 30%, color-mix(in srgb, var(--cu-accent), transparent 25%), transparent 30%),
        var(--cu-ink);
}

.cu-final__inner {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 40px;
    align-items: center;
}

.cu-final h2 {
    max-width: 820px;
    margin: 0;
    font-size: clamp(36px, 5vw, 64px);
    line-height: 1.04;
    letter-spacing: -.035em;
}

.cu-final p {
    max-width: 760px;
    margin: 18px 0 0;
    color: rgba(255, 255, 255, .72);
    font-size: 17px;
    line-height: 1.65;
}

.cu-final__actions {
    display: grid;
    gap: 14px;
    justify-items: center;
}

.cu-final__secondary {
    color: rgba(255, 255, 255, .78);
}

.cu-order-overlay {
    z-index: 120;
}

.cu-reveal {
    opacity: 0;
    transform: translateY(16px);
    transition: opacity .45s ease, transform .45s ease;
}

.cu-reveal.is-visible {
    opacity: 1;
    transform: none;
}

@media (max-width: 1120px) {
    .cu-hero__grid {
        grid-template-columns: minmax(0, 1fr) minmax(360px, .82fr);
        gap: 34px;
    }

    .cu-process {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 28px 0;
    }

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

@media (max-width: 860px) {
    .cu-global-nav .cu-global-nav__all {
        margin-left: 0;
    }

    .cu-hero {
        padding-bottom: 58px;
    }

    .cu-hero__grid {
        grid-template-columns: 1fr;
    }

    .cu-hero__form {
        max-width: 620px;
    }

    .cu-order-card {
        position: static;
    }

    .cu-section__head {
        grid-template-columns: 1fr;
        gap: 18px;
    }

    .cu-facts,
    .cu-cards,
    .cu-link-grid,
    .cu-related,
    .cu-subject-context__groups {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

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

    .cu-brief {
        grid-template-columns: 1fr;
    }

    .cu-final__inner {
        grid-template-columns: 1fr;
    }

    .cu-final__actions {
        justify-items: start;
    }
}

@media (max-width: 620px) {
    .cu-global-nav {
        min-height: 52px;
    }

    .cu-hero {
        padding-top: 20px;
    }

    .cu-breadcrumbs {
        margin-bottom: 24px;
    }

    .cu-hero h1 {
        font-size: clamp(38px, 12vw, 54px);
    }

    .cu-price-pill {
        grid-template-columns: 1fr;
    }

    .cu-price-pill span {
        grid-row: auto;
    }

    .cu-section {
        padding: 66px 0;
    }

    .cu-facts,
    .cu-cards,
    .cu-process,
    .cu-experts,
    .cu-reviews,
    .cu-link-grid,
    .cu-editorial,
    .cu-related,
    .cu-subject-context__groups,
    .cu-subject-details,
    .cu-theme-research_longform .cu-cards,
    .cu-theme-visual_presentation .cu-cards {
        grid-template-columns: 1fr;
    }

    .cu-theme-research_longform .cu-card:first-child,
    .cu-theme-research_longform .cu-card:nth-child(4) {
        grid-row: auto;
    }

    .cu-theme-visual_presentation .cu-card:nth-child(3n) {
        grid-column: auto;
    }

    .cu-research-stack {
        padding-left: 45%;
    }

    .cu-argument-map {
        grid-template-columns: 1fr;
    }

    .cu-fast-lane {
        grid-template-columns: repeat(2, 1fr);
    }

    .cu-context-fields > div {
        grid-template-columns: 1fr;
    }

    .cu-facts article,
    .cu-card {
        min-height: 0;
    }

    .cu-card h3 {
        margin-top: 34px;
    }

    .cu-process li {
        min-height: 0;
        padding-bottom: 32px;
    }

    .cu-process h3 {
        margin-top: 28px;
    }

    .cu-reviews blockquote {
        min-height: 220px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .cu-shell *,
    .cu-shell *::before,
    .cu-shell *::after {
        scroll-behavior: auto !important;
        transition-duration: .01ms !important;
        animation-duration: .01ms !important;
        animation-iteration-count: 1 !important;
    }
}