/* Ali Najafzadeh secondary pages v3: editorial systems architecture */
body.secondary-v3 {
    --secondary-bg: #0b0d0c;
    --secondary-surface: #121512;
    --secondary-surface-strong: #171b17;
    --secondary-ink: #f2efe8;
    --secondary-muted: #a9ada7;
    --secondary-brass: #c8a653;
    --secondary-brass-strong: #dfbf6b;
    --secondary-green: #79a287;
    --secondary-line: rgba(242, 239, 232, 0.14);
    --secondary-line-strong: rgba(200, 166, 83, 0.42);
    --secondary-radius: 8px;
    --secondary-shell: 1180px;
    --secondary-nav-height: 72px;
    --pointer-x: 50vw;
    --pointer-y: 40vh;
    margin: 0;
    overflow-x: clip;
    color: var(--secondary-ink);
    background: var(--secondary-bg);
    font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.6;
    text-rendering: optimizeLegibility;
}

html[lang="zh-CN"] body.secondary-v3 {
    font-family: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
}

.secondary-v3 *,
.secondary-v3 *::before,
.secondary-v3 *::after {
    box-sizing: border-box;
    letter-spacing: 0;
}

.secondary-visually-hidden {
    position: absolute !important;
    width: 1px !important;
    height: 1px !important;
    padding: 0 !important;
    overflow: hidden !important;
    clip: rect(0, 0, 0, 0) !important;
    white-space: nowrap !important;
    border: 0 !important;
}

.secondary-v3 ::selection {
    color: #10120f;
    background: var(--secondary-brass-strong);
}

.secondary-v3 :focus-visible {
    outline: 2px solid var(--secondary-brass-strong);
    outline-offset: 4px;
}

.secondary-v3 img {
    display: block;
    max-width: 100%;
}

.secondary-v3 a {
    color: inherit;
}

.secondary-v3 h1,
.secondary-v3 h2,
.secondary-v3 h3,
.secondary-v3 p,
.secondary-v3 figure {
    margin-top: 0;
}

.secondary-v3 h1,
.secondary-v3 h2,
.secondary-v3 h3 {
    text-wrap: balance;
}

.secondary-shell {
    width: min(calc(100% - 48px), var(--secondary-shell));
    margin-inline: auto;
}

.secondary-band {
    position: relative;
    padding: 112px 0;
}

.secondary-band--surface {
    background: var(--secondary-surface);
    border-block: 1px solid rgba(242, 239, 232, 0.07);
}

.secondary-skip {
    position: fixed;
    top: 12px;
    left: 12px;
    z-index: 2000;
    padding: 10px 14px;
    color: #10120f;
    background: var(--secondary-brass-strong);
    border-radius: 4px;
    font-size: 0.82rem;
    font-weight: 700;
    text-decoration: none;
    transform: translateY(-160%);
}

.secondary-skip:focus {
    transform: translateY(0);
}

.secondary-atmos {
    position: fixed;
    inset: 0;
    z-index: -1;
    overflow: hidden;
    pointer-events: none;
}

.secondary-atmos__grid {
    position: absolute;
    inset: 0;
    opacity: 0.23;
    background-image:
        linear-gradient(rgba(121, 162, 135, 0.07) 1px, transparent 1px),
        linear-gradient(90deg, rgba(121, 162, 135, 0.07) 1px, transparent 1px);
    background-size: 72px 72px;
    mask-image: linear-gradient(to bottom, #000, transparent 74%);
}

.secondary-atmos__beam {
    position: absolute;
    top: -20%;
    right: 14%;
    width: 1px;
    height: 76%;
    background: rgba(223, 191, 107, 0.25);
    box-shadow: 0 0 42px 10px rgba(223, 191, 107, 0.08);
    transform: rotate(18deg);
    transform-origin: top;
}

.secondary-atmos__pointer {
    position: absolute;
    left: var(--pointer-x);
    top: var(--pointer-y);
    width: 1px;
    height: 1px;
    border-radius: 50%;
    box-shadow:
        0 0 72px 34px rgba(121, 162, 135, 0.08),
        0 0 132px 68px rgba(200, 166, 83, 0.035);
    transition: opacity 180ms ease;
}

.secondary-header {
    position: fixed;
    inset: 0 0 auto;
    z-index: 1000;
    min-height: var(--secondary-nav-height);
    background: rgba(11, 13, 12, 0.9);
    border-bottom: 1px solid rgba(242, 239, 232, 0.1);
    backdrop-filter: blur(16px);
}

.secondary-header.is-scrolled {
    background: rgba(11, 13, 12, 0.97);
}

.secondary-header__inner {
    display: flex;
    min-height: var(--secondary-nav-height);
    align-items: center;
    justify-content: space-between;
    gap: 28px;
}

.secondary-brand {
    display: inline-flex;
    flex: 0 0 auto;
    align-items: baseline;
    gap: 9px;
    color: var(--secondary-ink);
    font-family: 'Playfair Display', Georgia, serif;
    font-size: 1.22rem;
    font-weight: 600;
    text-decoration: none;
}

.secondary-brand small {
    color: var(--secondary-brass);
    font-family: 'Inter', system-ui, sans-serif;
    font-size: 0.61rem;
    font-weight: 700;
    letter-spacing: 0;
    text-transform: uppercase;
}

.secondary-nav {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 2px;
}

.secondary-nav > a,
.secondary-nav__languages a {
    padding: 9px 10px;
    color: rgba(242, 239, 232, 0.72);
    font-size: 0.78rem;
    font-weight: 600;
    text-decoration: none;
    transition: color 160ms ease, background-color 160ms ease;
}

.secondary-nav > a:hover,
.secondary-nav__languages a:hover,
.secondary-nav__languages a[aria-current="page"] {
    color: var(--secondary-ink);
}

.secondary-nav__languages {
    display: flex;
    margin-left: 8px;
    padding-left: 8px;
    border-left: 1px solid var(--secondary-line);
}

.secondary-nav__languages a[aria-current="page"] {
    background: rgba(200, 166, 83, 0.1);
}

.secondary-menu {
    display: none;
    width: 44px;
    height: 44px;
    padding: 10px;
    background: transparent;
    border: 1px solid var(--secondary-line);
    border-radius: 4px;
}

.secondary-menu span {
    display: block;
    width: 100%;
    height: 1px;
    margin: 5px 0;
    background: var(--secondary-brass-strong);
}

.secondary-button {
    display: inline-flex;
    min-height: 46px;
    align-items: center;
    justify-content: center;
    padding: 12px 18px;
    color: #11130f;
    background: var(--secondary-brass-strong);
    border: 1px solid var(--secondary-brass-strong);
    border-radius: 4px;
    font-size: 0.83rem;
    font-weight: 700;
    line-height: 1.25;
    text-align: center;
    text-decoration: none;
    transition: transform 180ms ease, background-color 180ms ease, box-shadow 180ms ease;
}

.secondary-button:hover {
    color: #11130f;
    background: #efd184;
    box-shadow: 0 12px 36px rgba(200, 166, 83, 0.15);
    transform: translateY(-2px);
}

.secondary-button--nav {
    min-height: 40px;
    margin-left: 8px;
    padding: 9px 14px !important;
    color: #11130f !important;
}

.secondary-button--large {
    min-height: 54px;
    padding-inline: 24px;
}

.secondary-text-link {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: var(--secondary-ink);
    font-size: 0.86rem;
    font-weight: 700;
    text-decoration: none;
}

.secondary-text-link span {
    color: var(--secondary-brass-strong);
    transition: transform 180ms ease;
}

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

.secondary-kicker,
.secondary-section-label {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 18px;
    color: var(--secondary-brass-strong);
    font-size: 0.74rem;
    font-weight: 700;
    letter-spacing: 0;
    line-height: 1.35;
    text-transform: uppercase;
}

.secondary-kicker::before,
.secondary-section-label::before {
    width: 24px;
    height: 1px;
    background: currentColor;
    content: '';
}

.secondary-draft {
    display: block;
    width: fit-content;
    margin: -4px 0 18px;
    padding: 4px 8px;
    color: var(--secondary-green);
    border: 1px solid rgba(121, 162, 135, 0.34);
    border-radius: 3px;
    font-size: 0.66rem;
    font-weight: 700;
    letter-spacing: 0;
    text-transform: uppercase;
}

.secondary-heading {
    display: grid;
    grid-template-columns: minmax(0, 0.68fr) minmax(260px, 0.32fr);
    gap: 72px;
    align-items: end;
    margin-bottom: 56px;
}

.secondary-heading h2,
.secondary-split h2,
.secondary-scenario h2,
.secondary-faq__layout > div h2,
.secondary-cta h2 {
    max-width: 820px;
    margin-bottom: 0;
    color: var(--secondary-ink);
    font-family: 'Playfair Display', Georgia, serif;
    font-size: 4.65rem;
    font-weight: 600;
    letter-spacing: 0;
    line-height: 1.04;
}

html[lang="zh-CN"] .secondary-v3 h1,
html[lang="zh-CN"] .secondary-v3 h2,
html[lang="zh-CN"] .secondary-v3 h3,
html[lang="zh-CN"] .secondary-brand {
    font-family: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
}

.secondary-heading > p {
    margin-bottom: 4px;
    color: var(--secondary-muted);
    font-size: 1rem;
    line-height: 1.75;
}

.secondary-hero {
    display: flex;
    min-height: 780px;
    padding-top: calc(var(--secondary-nav-height) + 96px);
    padding-bottom: 88px;
    align-items: center;
    overflow: hidden;
    isolation: isolate;
    background: #0a0c0b;
}

.secondary-hero::before {
    position: absolute;
    inset: 0;
    z-index: -1;
    background: rgba(8, 10, 9, 0.56);
    content: '';
    pointer-events: none;
}

.secondary-hero::after {
    position: absolute;
    inset: auto 0 0;
    z-index: 2;
    height: 1px;
    background: rgba(200, 166, 83, 0.34);
    content: '';
}

.secondary-hero__scene {
    position: absolute;
    inset: 0;
    z-index: -2;
    width: 100%;
    height: 100%;
    margin: 0;
    overflow: hidden;
}

.secondary-hero__scene img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: 62% center;
}

.secondary-hero__content {
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
}

.secondary-hero__copy {
    position: relative;
    z-index: 2;
    width: min(760px, 68%);
    text-shadow: 0 2px 20px rgba(0, 0, 0, 0.52);
}

.secondary-hero h1 {
    max-width: 760px;
    margin-bottom: 28px;
    color: var(--secondary-ink);
    font-family: 'Playfair Display', Georgia, serif;
    font-size: 6rem;
    font-weight: 600;
    letter-spacing: 0;
    line-height: 0.98;
}

.secondary-hero__lead {
    max-width: 650px;
    margin-bottom: 18px;
    color: rgba(242, 239, 232, 0.88);
    font-size: 1.22rem;
    line-height: 1.7;
}

.secondary-hero__note {
    max-width: 610px;
    margin-bottom: 30px;
    padding-left: 16px;
    color: var(--secondary-muted);
    border-left: 1px solid var(--secondary-green);
    font-size: 0.88rem;
    line-height: 1.65;
}

.secondary-hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    align-items: center;
}

.secondary-media-frame {
    position: relative;
    overflow: hidden;
    background: #101310;
    border: 1px solid var(--secondary-line-strong);
    border-radius: var(--secondary-radius);
    box-shadow: 0 28px 80px rgba(0, 0, 0, 0.36);
}

.secondary-media-frame::before {
    position: absolute;
    inset: 0;
    z-index: 1;
    border: 1px solid rgba(242, 239, 232, 0.07);
    border-radius: inherit;
    content: '';
    pointer-events: none;
}

.secondary-media-frame::after {
    position: absolute;
    top: -30%;
    left: -55%;
    z-index: 2;
    width: 34%;
    height: 170%;
    background: linear-gradient(90deg, transparent, rgba(223, 191, 107, 0.13), transparent);
    content: '';
    pointer-events: none;
    transform: rotate(18deg);
}

.secondary-motion-ready .secondary-media-frame.is-visible::after {
    animation: secondary-sweep 6s 500ms ease-in-out infinite;
}

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

.secondary-evidence {
    padding: 28px 0 30px;
    background: var(--secondary-surface-strong);
    border-bottom: 1px solid var(--secondary-line);
}

.secondary-evidence .secondary-section-label {
    margin-bottom: 20px;
}

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

.secondary-evidence__item {
    min-width: 0;
    padding: 24px 28px 24px 0;
}

.secondary-evidence__item + .secondary-evidence__item {
    padding-left: 28px;
    border-left: 1px solid var(--secondary-line);
}

.secondary-evidence__item h2 {
    margin-bottom: 8px;
    color: var(--secondary-green);
    font-size: 0.76rem;
    letter-spacing: 0;
    text-transform: uppercase;
}

.secondary-evidence__item p {
    margin-bottom: 0;
    color: rgba(242, 239, 232, 0.82);
    font-size: 0.9rem;
    line-height: 1.65;
}

.secondary-split {
    display: grid;
    grid-template-columns: minmax(0, 0.57fr) minmax(320px, 0.43fr);
    gap: 92px;
    align-items: start;
}

.secondary-prose {
    padding-top: 38px;
}

.secondary-prose p {
    margin-bottom: 22px;
    color: var(--secondary-muted);
    font-size: 1rem;
    line-height: 1.85;
}

.secondary-prose .secondary-prose__lead {
    color: var(--secondary-ink);
    font-size: 1.18rem;
    line-height: 1.75;
}

.secondary-method__layout {
    display: grid;
    grid-template-columns: minmax(0, 0.48fr) minmax(0, 0.52fr);
    gap: 64px;
    align-items: stretch;
}

.secondary-method__media {
    min-height: 510px;
    margin: 0;
    aspect-ratio: 3 / 2;
}

.secondary-steps {
    display: flex;
    margin: 0;
    padding: 0;
    flex-direction: column;
    list-style: none;
    border-top: 1px solid var(--secondary-line);
}

.secondary-steps li {
    display: grid;
    grid-template-columns: 44px 1fr;
    gap: 22px;
    padding: 28px 0;
    border-bottom: 1px solid var(--secondary-line);
}

.secondary-steps li > span,
.secondary-outputs__grid article > span {
    color: var(--secondary-brass-strong);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0;
}

.secondary-steps h3,
.secondary-outputs__grid h3,
.secondary-roadmap__list h3,
.secondary-related__grid h2 {
    margin-bottom: 9px;
    color: var(--secondary-ink);
    font-family: 'Playfair Display', Georgia, serif;
    font-size: 1.38rem;
    font-weight: 600;
    line-height: 1.25;
}

.secondary-steps p,
.secondary-outputs__grid p,
.secondary-roadmap__list p,
.secondary-related__grid p {
    margin-bottom: 0;
    color: var(--secondary-muted);
    font-size: 0.91rem;
    line-height: 1.72;
}

.secondary-outputs__grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    border-block: 1px solid var(--secondary-line);
}

.secondary-outputs__grid article {
    min-width: 0;
    padding: 30px 24px;
    transition: background-color 180ms ease, transform 180ms ease;
}

.secondary-outputs__grid article:first-child {
    padding-left: 0;
}

.secondary-outputs__grid article + article {
    border-left: 1px solid var(--secondary-line);
}

.secondary-outputs__grid article:hover {
    background: rgba(121, 162, 135, 0.045);
    transform: translateY(-3px);
}

.secondary-outputs__grid article > span {
    display: block;
    margin-bottom: 48px;
}

.secondary-scenario__layout {
    display: grid;
    grid-template-columns: minmax(0, 0.46fr) minmax(0, 0.54fr);
    gap: 88px;
    align-items: start;
}

.secondary-scenario__context {
    display: block;
    width: fit-content;
    margin-bottom: 18px;
    color: var(--secondary-green);
    font-size: 0.76rem;
    font-weight: 700;
}

.secondary-scenario__example {
    position: relative;
    margin: 0;
    padding: 38px 0 0 38px;
    border-top: 1px solid var(--secondary-line-strong);
    border-left: 1px solid var(--secondary-line-strong);
}

.secondary-scenario__label {
    width: fit-content;
    margin-bottom: 22px;
    padding: 5px 8px;
    color: var(--secondary-green);
    border: 1px solid rgba(121, 162, 135, 0.34);
    border-radius: 3px;
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0;
    line-height: 1.4;
    text-transform: uppercase;
}

.secondary-scenario__narrative {
    margin-bottom: 26px;
    color: rgba(242, 239, 232, 0.9);
    font-family: 'Playfair Display', Georgia, serif;
    font-size: 1.85rem;
    line-height: 1.5;
}

.secondary-scenario__note {
    margin-bottom: 0;
    color: var(--secondary-muted);
    font-size: 0.82rem;
    line-height: 1.65;
}

.secondary-scenario__note strong {
    color: rgba(242, 239, 232, 0.78);
    font-weight: 600;
}

.secondary-roadmap__list {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    margin: 0;
    padding: 0;
    list-style: none;
    counter-reset: roadmap;
}

.secondary-roadmap__list li {
    position: relative;
    min-width: 0;
    padding: 36px 34px 20px 0;
    border-top: 1px solid var(--secondary-line-strong);
    counter-increment: roadmap;
}

.secondary-roadmap__list li + li {
    padding-left: 34px;
    border-left: 1px solid var(--secondary-line);
}

.secondary-roadmap__list li::before {
    position: absolute;
    top: -5px;
    left: 0;
    width: 9px;
    height: 9px;
    background: var(--secondary-bg);
    border: 1px solid var(--secondary-brass-strong);
    border-radius: 50%;
    content: '';
    box-shadow: 0 0 16px rgba(223, 191, 107, 0.35);
}

.secondary-roadmap__list li + li::before {
    left: 34px;
}

.secondary-roadmap__list li > span {
    display: block;
    margin-bottom: 36px;
    color: var(--secondary-green);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0;
    text-transform: uppercase;
}

.secondary-related__grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    border-block: 1px solid var(--secondary-line);
}

.secondary-related__grid a {
    position: relative;
    min-width: 0;
    padding: 34px 72px 34px 0;
    text-decoration: none;
    transition: background-color 180ms ease, padding 180ms ease;
}

.secondary-related__grid a + a {
    padding-left: 34px;
    border-left: 1px solid var(--secondary-line);
}

.secondary-related__grid a:hover {
    background: rgba(200, 166, 83, 0.045);
}

.secondary-related__grid a > span {
    display: block;
    margin-bottom: 26px;
    color: var(--secondary-green);
    font-size: 0.69rem;
    font-weight: 700;
    letter-spacing: 0;
    text-transform: uppercase;
}

.secondary-related__grid a > strong {
    position: absolute;
    top: 36px;
    right: 28px;
    color: var(--secondary-brass-strong);
    font-size: 1.2rem;
    transition: transform 180ms ease;
}

.secondary-related__grid a:hover > strong {
    transform: translate(4px, -4px);
}

.secondary-faq__layout {
    display: grid;
    grid-template-columns: minmax(260px, 0.36fr) minmax(0, 0.64fr);
    gap: 88px;
    align-items: start;
}

.secondary-faq__items {
    border-top: 1px solid var(--secondary-line);
}

.secondary-faq__item {
    border-bottom: 1px solid var(--secondary-line);
}

.secondary-faq__item summary {
    position: relative;
    padding: 25px 52px 25px 0;
    color: var(--secondary-ink);
    cursor: pointer;
    font-size: 1rem;
    font-weight: 700;
    list-style: none;
}

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

.secondary-faq__item summary::after {
    position: absolute;
    top: 23px;
    right: 6px;
    color: var(--secondary-brass-strong);
    content: '+';
    font-size: 1.3rem;
    font-weight: 400;
    transition: transform 180ms ease;
}

.secondary-faq__item[open] summary::after {
    transform: rotate(45deg);
}

.secondary-faq__item p {
    max-width: 720px;
    margin-bottom: 24px;
    padding-right: 42px;
    color: var(--secondary-muted);
    font-size: 0.94rem;
    line-height: 1.78;
}

.secondary-sources {
    padding-block: 54px;
    background: #090b0a;
    border-top: 1px solid rgba(242, 239, 232, 0.08);
}

.secondary-sources__layout {
    display: grid;
    grid-template-columns: minmax(0, 0.45fr) minmax(0, 0.55fr);
    gap: 80px;
    align-items: start;
}

.secondary-sources__layout > div > p:last-child {
    max-width: 510px;
    margin-bottom: 0;
    color: var(--secondary-muted);
    font-size: 0.78rem;
}

.secondary-sources ul {
    margin: 0;
    padding: 0;
    list-style: none;
    border-top: 1px solid var(--secondary-line);
}

.secondary-sources li {
    border-bottom: 1px solid var(--secondary-line);
}

.secondary-sources a {
    display: flex;
    justify-content: space-between;
    gap: 20px;
    padding: 16px 0;
    color: rgba(242, 239, 232, 0.8);
    font-size: 0.82rem;
    text-decoration: none;
}

.secondary-sources a span {
    color: var(--secondary-brass-strong);
}

.secondary-sources a:hover {
    color: var(--secondary-ink);
}

.secondary-cta {
    overflow: hidden;
    background: var(--secondary-surface-strong);
    border-block: 1px solid var(--secondary-line-strong);
}

.secondary-cta::before,
.secondary-cta::after {
    position: absolute;
    content: '';
    pointer-events: none;
}

.secondary-cta::before {
    inset: 0;
    opacity: 0.34;
    background-image: linear-gradient(90deg, rgba(121, 162, 135, 0.08) 1px, transparent 1px);
    background-size: 80px 100%;
}

.secondary-cta::after {
    top: 0;
    left: 14%;
    width: 36%;
    height: 1px;
    background: var(--secondary-brass-strong);
    box-shadow: 0 0 28px rgba(223, 191, 107, 0.38);
}

.secondary-cta__inner {
    position: relative;
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 72px;
    align-items: end;
}

.secondary-cta h2 {
    max-width: 850px;
    margin-bottom: 22px;
}

.secondary-cta__inner > div > p:last-child {
    max-width: 720px;
    margin-bottom: 0;
    color: var(--secondary-muted);
    font-size: 1rem;
    line-height: 1.75;
}

.secondary-footer {
    padding: 42px 0;
    background: #080a09;
    border-top: 1px solid rgba(242, 239, 232, 0.08);
}

.secondary-footer__inner {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 26px 60px;
    align-items: center;
}

.secondary-footer__inner > div {
    display: flex;
    flex-direction: column;
}

.secondary-footer strong {
    font-family: 'Playfair Display', Georgia, serif;
    font-size: 1.08rem;
    font-weight: 600;
}

.secondary-footer span,
.secondary-footer p,
.secondary-footer a {
    color: var(--secondary-muted);
    font-size: 0.75rem;
}

.secondary-footer nav {
    display: flex;
    gap: 22px;
}

.secondary-footer a {
    text-decoration: none;
}

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

.secondary-footer p {
    grid-column: 1 / -1;
    margin-bottom: 0;
    padding-top: 22px;
    border-top: 1px solid rgba(242, 239, 232, 0.08);
}

.secondary-motion-ready [data-reveal] {
    opacity: 0;
    transform: translateY(22px);
    transition: opacity 620ms ease, transform 620ms ease;
}

.secondary-motion-ready [data-reveal].is-visible {
    opacity: 1;
    transform: translateY(0);
}

@keyframes secondary-sweep {
    0%, 34% { left: -55%; }
    65%, 100% { left: 145%; }
}

@media (max-width: 1100px) {
    .secondary-nav > a:not(.secondary-button) {
        display: none;
    }

    .secondary-header__inner {
        position: relative;
    }

    html:not(.secondary-js) .secondary-header__inner {
        padding-block: 10px;
        flex-wrap: wrap;
    }

    html:not(.secondary-js) .secondary-nav {
        width: 100%;
        align-items: stretch;
        flex-basis: 100%;
        flex-direction: column;
        order: 3;
    }

    html:not(.secondary-js) .secondary-nav > a:not(.secondary-button) {
        display: block;
    }

    html:not(.secondary-js) .secondary-nav__languages {
        width: fit-content;
    }

    html:not(.secondary-js) .secondary-hero {
        padding-top: 360px;
    }

    .secondary-js .secondary-menu {
        display: block;
    }

    .secondary-nav {
        flex-wrap: wrap;
    }

    .secondary-js .secondary-nav {
        position: absolute;
        top: calc(100% + 1px);
        right: 0;
        left: 0;
        display: none;
        padding: 18px;
        align-items: stretch;
        flex-direction: column;
        background: rgba(11, 13, 12, 0.98);
        border: 1px solid var(--secondary-line);
        border-top: 0;
        border-radius: 0 0 6px 6px;
        box-shadow: 0 22px 46px rgba(0, 0, 0, 0.32);
    }

    .secondary-js .secondary-nav.is-open {
        display: flex;
    }

    .secondary-js .secondary-nav > a:not(.secondary-button) {
        display: block;
    }

    .secondary-nav__languages {
        margin: 8px 0;
        padding: 8px 0;
        border-top: 1px solid var(--secondary-line);
        border-bottom: 1px solid var(--secondary-line);
        border-left: 0;
    }

    .secondary-button--nav {
        margin-left: 0;
    }

    .secondary-hero__copy {
        width: min(720px, 72%);
    }

    .secondary-hero h1 {
        font-size: 5.15rem;
    }

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

    .secondary-outputs__grid article:nth-child(3) {
        padding-left: 0;
        border-left: 0;
        border-top: 1px solid var(--secondary-line);
    }

    .secondary-outputs__grid article:nth-child(4) {
        border-top: 1px solid var(--secondary-line);
    }
}

@media (max-width: 860px) {
    body.secondary-v3 {
        --secondary-nav-height: 64px;
    }

    .secondary-shell {
        width: min(calc(100% - 36px), var(--secondary-shell));
    }

    .secondary-band {
        padding: 84px 0;
    }

    .secondary-hero h1 {
        font-size: 4.35rem;
    }

    .secondary-heading h2,
    .secondary-split h2,
    .secondary-scenario h2,
    .secondary-faq__layout > div h2,
    .secondary-cta h2 {
        font-size: 3.65rem;
    }

    .secondary-scenario__narrative {
        font-size: 1.6rem;
    }

    .secondary-hero {
        min-height: 720px;
        padding-top: calc(var(--secondary-nav-height) + 70px);
        padding-bottom: 70px;
    }

    .secondary-split,
    .secondary-method__layout,
    .secondary-scenario__layout,
    .secondary-faq__layout,
    .secondary-sources__layout {
        grid-template-columns: 1fr;
    }

    .secondary-hero::before {
        background: rgba(8, 10, 9, 0.64);
    }

    .secondary-hero__scene img {
        object-position: center center;
    }

    .secondary-hero__copy {
        width: min(680px, 88%);
    }

    .secondary-split,
    .secondary-scenario__layout,
    .secondary-faq__layout,
    .secondary-sources__layout {
        gap: 48px;
    }

    .secondary-heading {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .secondary-method__media {
        min-height: auto;
    }

    .secondary-roadmap__list {
        grid-template-columns: 1fr;
    }

    .secondary-roadmap__list li,
    .secondary-roadmap__list li + li {
        padding: 30px 0 30px 36px;
        border-top: 0;
        border-left: 1px solid var(--secondary-line-strong);
    }

    .secondary-roadmap__list li::before,
    .secondary-roadmap__list li + li::before {
        top: 36px;
        left: -5px;
    }

    .secondary-roadmap__list li > span {
        margin-bottom: 16px;
    }

    .secondary-cta__inner {
        grid-template-columns: 1fr;
        gap: 34px;
        align-items: start;
    }

    .secondary-cta__inner .secondary-button {
        width: fit-content;
    }
}

@media (max-width: 620px) {
    .secondary-shell {
        width: min(calc(100% - 28px), var(--secondary-shell));
    }

    .secondary-band {
        padding: 68px 0;
    }

    .secondary-brand {
        font-size: 1.02rem;
    }

    .secondary-brand small {
        display: none;
    }

    .secondary-hero {
        min-height: 740px;
        padding-top: calc(var(--secondary-nav-height) + 52px);
        padding-bottom: 56px;
    }

    .secondary-hero::before {
        background: rgba(8, 10, 9, 0.62);
    }

    .secondary-hero__scene img {
        object-position: 54% center;
    }

    .secondary-hero__copy {
        width: 100%;
    }

    .secondary-hero h1 {
        font-size: 3.1rem;
        line-height: 1.01;
    }

    .secondary-heading h2,
    .secondary-split h2,
    .secondary-scenario h2,
    .secondary-faq__layout > div h2,
    .secondary-cta h2 {
        font-size: 2.45rem;
    }

    .secondary-hero__lead {
        font-size: 1.08rem;
    }

    .secondary-scenario__narrative {
        font-size: 1.4rem;
    }

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

    .secondary-hero__actions .secondary-button,
    .secondary-hero__actions .secondary-text-link {
        width: 100%;
    }

    .secondary-hero__actions .secondary-text-link {
        justify-content: center;
    }

    .secondary-evidence__grid,
    .secondary-outputs__grid,
    .secondary-related__grid {
        grid-template-columns: 1fr;
    }

    .secondary-evidence__item,
    .secondary-evidence__item + .secondary-evidence__item {
        padding: 20px 0;
        border-left: 0;
    }

    .secondary-evidence__item + .secondary-evidence__item {
        border-top: 1px solid var(--secondary-line);
    }

    .secondary-outputs__grid article,
    .secondary-outputs__grid article:first-child,
    .secondary-outputs__grid article:nth-child(3) {
        padding: 26px 0;
        border-left: 0;
    }

    .secondary-outputs__grid article + article {
        border-top: 1px solid var(--secondary-line);
    }

    .secondary-outputs__grid article > span {
        margin-bottom: 28px;
    }

    .secondary-related__grid a,
    .secondary-related__grid a + a {
        padding: 28px 56px 28px 0;
        border-left: 0;
    }

    .secondary-related__grid a + a {
        border-top: 1px solid var(--secondary-line);
    }

    .secondary-related__grid a > strong {
        right: 10px;
    }

    .secondary-scenario__example {
        padding: 30px 0 0 24px;
    }

    .secondary-faq__item summary {
        padding-right: 42px;
    }

    .secondary-footer__inner {
        grid-template-columns: 1fr;
    }

    .secondary-footer p {
        grid-column: auto;
    }
}

@media (prefers-reduced-motion: reduce) {
    .secondary-v3 *,
    .secondary-v3 *::before,
    .secondary-v3 *::after {
        scroll-behavior: auto !important;
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    .secondary-atmos__pointer,
    .secondary-media-frame::after {
        display: none;
    }

    .secondary-motion-ready [data-reveal] {
        opacity: 1;
        transform: none;
    }
}