:root {
    --thinking-service-bg: #000000;
    --thinking-service-text: #F5F5F7;
    --thinking-service-muted: #B8B8BD;
    --thinking-service-panel: rgba(255, 255, 255, 0.04);
}

.service-article,
.service-article-single,
.service-article-shell {
    background: var(--thinking-service-bg);
    color: var(--thinking-service-text);
    isolation: isolate;
    position: relative;
    z-index: 99;
}

.service-article {
    min-height: 60vh;
    padding: clamp(132px, 15vw, 184px) 0 clamp(64px, 10vw, 128px);
}

.service-article__inner {
    margin: 0 auto;
    max-width: min(100% - 32px, 960px);
}

.service-article__hero {
    margin: 0 auto clamp(36px, 6vw, 72px);
    max-width: min(100%, 1080px);
    text-align: center;
}

.service-article__kicker {
    color: var(--thinking-service-muted);
    font-size: 0.82rem;
    font-weight: 800;
    letter-spacing: 0;
    line-height: 1.4;
    margin: 0 0 14px;
    text-transform: uppercase;
}

.service-article__title {
    color: var(--thinking-service-text);
    font-size: clamp(2.35rem, 6vw, 5.6rem);
    font-weight: 760;
    letter-spacing: 0;
    line-height: 1.04;
    margin: 0;
}

.service-article__summary {
    color: var(--thinking-service-muted);
    font-size: clamp(1.08rem, 2vw, 1.45rem);
    line-height: 1.75;
    margin: clamp(18px, 3vw, 28px) auto 0;
    max-width: 760px;
}

.service-article__meta {
    color: var(--thinking-service-muted);
    font-size: 0.95rem;
    line-height: 1.7;
    margin: 16px auto 0;
    max-width: 720px;
}

.service-article__toc {
    background: var(--thinking-service-panel);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 8px;
    margin: 0 auto clamp(36px, 5vw, 64px);
    padding: clamp(18px, 3vw, 28px);
}

.service-article__toc-list {
    display: grid;
    gap: 10px;
    list-style-position: inside;
    margin: 0;
    padding: 0;
}

.service-article__toc-link {
    color: var(--thinking-service-text);
    font-weight: 700;
    text-decoration: none;
}

.service-article__toc-link:hover {
    color: #ffffff;
}

.service-article__toc-link:focus-visible,
.service-article-cta__button:focus-visible {
    outline: 3px solid #d9bd75;
    outline-offset: 4px;
}

.service-article__body {
    display: grid;
    gap: 0;
}

.service-article__body > * {
    margin-bottom: 0;
    margin-top: 0;
}

.service-article__body > * + * {
    margin-top: clamp(18px, 2.4vw, 28px);
}

.service-article__body > .service-article-block + .service-article-block {
    margin-top: clamp(10px, 1.3vw, 16px);
}

.service-article__body > .service-article-section:not(:first-child) {
    margin-top: clamp(58px, 7vw, 86px);
}

.service-article__body > .service-article-block + .service-article-subheading {
    margin-top: clamp(24px, 3vw, 36px);
}

.service-article__body > .service-article-subheading + .service-article-list,
.service-article__body > .service-article-subheading + .service-article-block {
    margin-top: clamp(10px, 1.4vw, 16px);
}

.service-article__body > .service-article-list + .service-article-subheading {
    margin-top: clamp(34px, 4.6vw, 52px);
}

.service-article__body > .service-article-block + .service-article-callout,
.service-article__body > .service-article-list + .service-article-callout {
    margin-top: clamp(30px, 4vw, 48px);
}

.service-article-section {
    padding-top: 0;
}

.service-article-section__eyebrow {
    color: var(--thinking-service-muted);
    font-size: 0.82rem;
    font-weight: 800;
    letter-spacing: 0;
    line-height: 1.4;
    margin: 0 0 10px;
    text-transform: uppercase;
}

.service-article-section__heading {
    color: var(--thinking-service-text);
    font-size: clamp(1.75rem, 3.2vw, 3rem);
    font-weight: 760;
    letter-spacing: 0;
    line-height: 1.18;
    margin: 0;
}

.service-article-section__intro {
    color: var(--thinking-service-muted);
    font-size: clamp(1.04rem, 1.5vw, 1.22rem);
    line-height: 1.78;
    margin: 16px 0 0;
    max-width: 760px;
}

.service-article-block {
    color: var(--thinking-service-muted);
    font-size: 1.05rem;
    line-height: 1.85;
}

.service-article-block > *:first-child {
    margin-top: 0;
}

.service-article-block > *:last-child {
    margin-bottom: 0;
}

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

.service-article-comparison-grid__item {
    background: var(--thinking-service-panel);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 8px;
    padding: clamp(18px, 3vw, 28px);
}

.service-article-comparison-grid__item h3,
.service-article-definition-list dt,
.service-article-step-list strong {
    color: var(--thinking-service-text);
    font-size: 1.08rem;
    font-weight: 760;
    line-height: 1.35;
}

.service-article-comparison-grid__item h3 {
    margin: 0 0 8px;
}

.service-article-comparison-grid__item p {
    margin: 0;
}

.service-article-definition-list {
    display: grid;
    gap: 8px 18px;
    grid-template-columns: minmax(7rem, 0.28fr) minmax(0, 1fr);
    margin: 0;
    padding: 0;
}

.service-article-definition-list dt,
.service-article-definition-list dd {
    margin: 0;
}

.service-article-step-list {
    counter-reset: service-article-step;
    display: grid;
    gap: 20px;
    list-style: none;
    margin: 0;
    padding-left: 0;
}

.service-article-step-list li {
    counter-increment: service-article-step;
    line-height: 1.75;
    min-height: 2rem;
    padding-left: 2.75rem;
    position: relative;
}

.service-article-step-list li::before {
    align-items: center;
    background: var(--thinking-service-text);
    border-radius: 999px;
    color: #111111;
    content: counter(service-article-step);
    display: inline-flex;
    font-size: 0.86rem;
    font-weight: 800;
    height: 2rem;
    justify-content: center;
    left: 0;
    line-height: 1;
    position: absolute;
    top: 0.05rem;
    width: 2rem;
}

.service-article-step-list strong {
    display: block;
    margin-bottom: 4px;
}

.service-article-step-list br {
    display: none;
}

.service-article-footer-note {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(245, 245, 247, 0.68);
    font-size: 0.94rem;
    margin-top: 12px;
    padding-top: 18px;
}

.service-article-subheading {
    color: var(--thinking-service-text);
    font-size: clamp(1.28rem, 2vw, 1.72rem);
    font-weight: 740;
    letter-spacing: 0;
    line-height: 1.28;
    margin: 0;
}

.service-article-list {
    padding: 0;
}

.service-article-list__title {
    color: var(--thinking-service-text);
    font-size: 1.16rem;
    letter-spacing: 0;
    line-height: 1.35;
    margin: 0 0 14px;
}

.service-article-list__items {
    color: var(--thinking-service-muted);
    display: grid;
    gap: 10px;
    line-height: 1.75;
    margin: 0;
    padding-left: 1.25rem;
}

.service-article-callout {
    background: var(--thinking-service-panel);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-left: 5px solid #9d8350;
    border-radius: 8px;
    padding: clamp(20px, 3vw, 32px);
}

.service-article-callout--tip {
    border-left-color: #5e7c5a;
}

.service-article-callout--warning {
    border-left-color: #b6683f;
}

.service-article-callout__title {
    color: var(--thinking-service-text);
    font-size: 1.16rem;
    letter-spacing: 0;
    line-height: 1.35;
    margin: 0 0 10px;
}

.service-article-callout__content {
    color: var(--thinking-service-muted);
    line-height: 1.8;
}

.service-article-callout__content > *:first-child {
    margin-top: 0;
}

.service-article-callout__content > *:last-child {
    margin-bottom: 0;
}

.service-article-cta {
    background: rgba(255, 255, 255, 0.06);
    border-radius: 8px;
    color: var(--thinking-service-text);
    padding: clamp(28px, 5vw, 52px);
}

.service-article-cta__heading {
    color: var(--thinking-service-text);
    font-size: clamp(1.6rem, 3vw, 2.55rem);
    font-weight: 760;
    letter-spacing: 0;
    line-height: 1.18;
    margin: 0;
}

.service-article-cta__content {
    color: var(--thinking-service-muted);
    line-height: 1.8;
    margin-top: 14px;
    max-width: 720px;
}

.service-article-cta__content > *:first-child {
    margin-top: 0;
}

.service-article-cta__content > *:last-child {
    margin-bottom: 0;
}

.service-article-cta__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 24px;
}

.service-article-cta__button {
    align-items: center;
    border: 1px solid var(--thinking-service-text);
    border-radius: 999px;
    display: inline-flex;
    font-weight: 800;
    justify-content: center;
    line-height: 1;
    min-height: 48px;
    padding: 0 22px;
    text-decoration: none;
}

.service-article-cta__button--primary {
    background: var(--thinking-service-text);
    color: #111111;
}

.service-article-cta__button--secondary {
    background: transparent;
    color: var(--thinking-service-text);
}

.service-article-cta__button--secondary.is-disabled {
    border-color: rgba(255, 255, 255, 0.24);
    color: rgba(255, 255, 255, 0.42);
    cursor: not-allowed;
    pointer-events: none;
}

.service-article-cta__utility {
    margin-top: 14px;
}

.service-article-cta__text-link {
    color: rgba(255, 255, 255, 0.72);
    display: inline-flex;
    font-size: 0.92rem;
    font-weight: 700;
    line-height: 1.5;
    text-decoration: underline;
    text-decoration-color: rgba(255, 255, 255, 0.38);
    text-underline-offset: 0.22em;
}

.service-article-cta__text-link:hover,
.service-article-cta__text-link:focus-visible {
    color: var(--thinking-service-text);
    text-decoration-color: currentColor;
}

@media (max-width: 768px) {
    .service-article {
        padding-top: 112px;
    }

    .service-article__hero {
        text-align: left;
    }

    .service-article-comparison-grid,
    .service-article-definition-list {
        grid-template-columns: 1fr;
    }

    .service-article-cta__actions {
        display: grid;
    }

    .service-article-cta__button {
        width: 100%;
    }
}