/*
 * Vespera public research layer
 *
 * Additive and release-gated. The existing production stylesheet remains the
 * source of truth; these rules apply the same midnight catalog/PDP vocabulary
 * only to the new editorial surfaces and anonymous research cards.
 */

:root {
    --vp-public-canvas: #020912;
    --vp-public-canvas-deep: #020711;
    --vp-public-panel: #061426;
    --vp-public-panel-raised: #0a1e35;
    --vp-public-line: #183553;
    --vp-public-line-soft: rgba(126, 169, 215, 0.18);
    --vp-public-text: #f7fafe;
    --vp-public-text-soft: #a9b6c8;
    --vp-public-blue: #0b5cff;
    --vp-public-blue-hover: #1a71ff;
    --vp-public-cyan: #61dcff;
    --vp-public-orange: #ff8a1d;
    --vp-public-green: #76d6b0;
    --vp-public-gold: #ffd071;
}

/* Release-owned pages use the same dark shell as the production catalog. */
body.vp-public-editorial-surface {
    overflow-x: clip;
    background:
        radial-gradient(circle at 18% 12%, rgba(53, 247, 255, 0.08), transparent 30%),
        radial-gradient(circle at 82% 8%, rgba(74, 119, 255, 0.08), transparent 28%),
        linear-gradient(180deg, #05070a 0%, #081018 48%, #05070a 100%);
    color: var(--vp-public-text);
}

body.vp-public-editorial-surface .vp-main {
    min-height: 70vh;
    background: transparent;
    color: var(--vp-public-text);
}

body.vp-public-editorial-surface .vp-compliance-bar {
    border-bottom: 1px solid rgba(97, 220, 255, 0.16);
    background: linear-gradient(90deg, #071015, #0d1821 54%, #071015);
    color: #d9f9ff;
}

body.vp-public-editorial-surface .vp-compliance-bar__inner {
    gap: 10px;
    padding-top: 10px;
    padding-bottom: 10px;
}

body.vp-public-editorial-surface .vp-compliance-bar__text,
body.vp-public-editorial-surface .vp-compliance-bar__link {
    color: #d9f9ff;
    font-size: 0.75rem;
}

body.vp-public-editorial-surface .vp-header {
    top: 0;
    padding: 8px 0;
    border: 0;
    background: rgba(3, 9, 20, 0.92);
    box-shadow: none;
    backdrop-filter: blur(18px);
}

body.vp-public-editorial-surface .vp-header__inner {
    width: calc(100% - 40px);
    max-width: 1440px;
    min-height: 74px;
    gap: clamp(18px, 2.2vw, 34px);
    padding: 0 24px;
    border: 1px solid rgba(102, 183, 255, 0.3);
    border-radius: 999px;
    background: rgba(3, 9, 20, 0.86);
    box-shadow: 0 18px 54px rgba(0, 0, 0, 0.38);
}

body.vp-public-editorial-surface .vp-logo-img,
body.vp-public-editorial-surface .vp-header .custom-logo {
    width: 105px;
    height: 70px;
    object-fit: cover;
    object-position: center 54%;
    filter: brightness(0) invert(1) drop-shadow(0 0 18px rgba(53, 247, 255, 0.22));
    opacity: 0.96;
}

body.vp-public-editorial-surface .vp-nav__list {
    gap: clamp(14px, 1.55vw, 30px);
}

body.vp-public-editorial-surface .vp-nav__list a {
    color: #f3f7ff;
    font-size: clamp(0.67rem, 0.74vw, 0.76rem);
    font-weight: 720;
    letter-spacing: 0.12em;
}

body.vp-public-editorial-surface .vp-nav__list .current-menu-item > a,
body.vp-public-editorial-surface .vp-nav__list a:hover,
body.vp-public-editorial-surface .vp-nav__list a:focus-visible {
    color: var(--vp-public-cyan);
}

body.vp-public-editorial-surface .vp-icon-btn,
body.vp-public-editorial-surface .vp-menu-toggle {
    color: var(--vp-public-text);
}

body.vp-public-editorial-surface .vp-icon-btn:hover,
body.vp-public-editorial-surface .vp-icon-btn:focus-visible,
body.vp-public-editorial-surface .vp-menu-toggle:hover,
body.vp-public-editorial-surface .vp-menu-toggle:focus-visible {
    background: rgba(43, 140, 255, 0.14);
    color: var(--vp-public-cyan);
}

body.vp-public-editorial-surface .vp-cart-btn {
    border: 1px solid rgba(97, 220, 255, 0.55);
    background: rgba(17, 74, 115, 0.52);
    color: var(--vp-public-text);
    box-shadow: 0 0 28px rgba(58, 191, 255, 0.2);
}

body.vp-public-editorial-surface .vp-cart-btn:hover,
body.vp-public-editorial-surface .vp-cart-btn:focus-visible {
    background: var(--vp-public-blue);
    color: #fff;
}

body.vp-public-editorial-surface .vp-cart-btn__count {
    background: var(--vp-public-cyan);
    color: #03101d;
}

body.vp-public-editorial-surface .vp-mobile-drawer__backdrop,
body.vp-public-editorial-surface .vp-site-search__backdrop {
    background: rgba(0, 4, 10, 0.82);
}

body.vp-public-editorial-surface .vp-mobile-drawer__panel,
body.vp-public-editorial-surface .vp-site-search__panel {
    border-color: var(--vp-public-line);
    background: var(--vp-public-panel);
    color: var(--vp-public-text);
}

body.vp-public-editorial-surface .vp-mobile-drawer__close,
body.vp-public-editorial-surface .vp-mobile-drawer .vp-nav__list a,
body.vp-public-editorial-surface .vp-site-search__top h2,
body.vp-public-editorial-surface .vp-site-search__close {
    color: var(--vp-public-text);
}

body.vp-public-editorial-surface .vp-mobile-drawer .vp-nav__list li,
body.vp-public-editorial-surface .vp-site-search__close,
body.vp-public-editorial-surface .vp-site-search__input {
    border-color: var(--vp-public-line);
}

body.vp-public-editorial-surface .vp-site-search__input {
    background: var(--vp-public-canvas);
    color: var(--vp-public-text);
}

body.vp-public-editorial-surface .vp-footer {
    margin-top: 0;
    border-top: 1px solid var(--vp-public-line-soft);
    background: var(--vp-public-canvas-deep);
    color: var(--vp-public-text);
}

body.vp-public-editorial-surface .vp-footer a,
body.vp-public-editorial-surface .vp-footer__tagline {
    color: var(--vp-public-text-soft);
}

body.vp-public-editorial-surface .vp-footer a:hover,
body.vp-public-editorial-surface .vp-footer a:focus-visible {
    color: var(--vp-public-cyan);
}

/* Shared editorial type and controls. */
.vp-research-eyebrow {
    margin: 0 0 12px;
    color: var(--vp-public-cyan);
    font-family: var(--vp-font-mono, ui-monospace, monospace);
    font-size: 0.66rem;
    font-weight: 800;
    letter-spacing: 0.18em;
    line-height: 1.3;
    text-transform: uppercase;
}

body.vp-public-editorial-surface :is(.vp-btn, .vp-btn--primary, .vp-btn--ghost) {
    min-height: 48px;
    border-radius: 6px;
    font-size: 0.72rem;
    font-weight: 820;
    letter-spacing: 0.12em;
}

body.vp-public-editorial-surface .vp-btn--primary {
    border-color: var(--vp-public-blue);
    background: var(--vp-public-blue);
    color: #fff;
    box-shadow: 0 0 28px rgba(11, 92, 255, 0.2);
}

body.vp-public-editorial-surface .vp-btn--primary:hover,
body.vp-public-editorial-surface .vp-btn--primary:focus-visible {
    border-color: var(--vp-public-blue-hover);
    background: var(--vp-public-blue-hover);
    color: #fff;
}

body.vp-public-editorial-surface .vp-btn--ghost {
    border-color: var(--vp-public-line);
    background: rgba(6, 20, 38, 0.74);
    color: var(--vp-public-text);
}

body.vp-public-editorial-surface .vp-btn--ghost:hover,
body.vp-public-editorial-surface .vp-btn--ghost:focus-visible {
    border-color: var(--vp-public-cyan);
    background: rgba(97, 220, 255, 0.08);
    color: var(--vp-public-cyan);
}

.vp-research-hero,
.vp-resource-hero,
.vp-research-brief__hero,
.vp-material-profile__hero {
    position: relative;
    isolation: isolate;
    overflow: hidden;
    border-bottom: 1px solid var(--vp-public-line-soft);
    background:
        radial-gradient(circle at 18% 12%, rgba(53, 247, 255, 0.09), transparent 32%),
        radial-gradient(circle at 82% 8%, rgba(43, 92, 255, 0.11), transparent 30%),
        linear-gradient(180deg, #030914 0%, #04101f 100%);
    color: var(--vp-public-text);
}

.vp-research-hero::before,
.vp-resource-hero::before,
.vp-research-brief__hero::before,
.vp-material-profile__hero::before {
    content: "";
    position: absolute;
    inset: 0;
    z-index: -1;
    pointer-events: none;
    background-image:
        linear-gradient(rgba(97, 220, 255, 0.025) 1px, transparent 1px),
        linear-gradient(90deg, rgba(97, 220, 255, 0.025) 1px, transparent 1px);
    background-size: 56px 56px;
    mask-image: linear-gradient(90deg, #000, transparent 88%);
}

.vp-research-hero,
.vp-resource-hero {
    padding: clamp(64px, 7vw, 104px) 0;
}

.vp-research-hero__grid,
.vp-resource-hero__grid,
.vp-research-brief__hero-grid {
    position: relative;
    display: grid;
    grid-template-columns: minmax(0, 1.5fr) minmax(260px, 0.58fr);
    gap: clamp(38px, 6vw, 84px);
    align-items: end;
}

.vp-research-hero h1,
.vp-resource-hero h1,
.vp-research-brief__hero h1 {
    max-width: 900px;
    margin: 0;
    color: var(--vp-public-text);
    font-family: var(--vp-font-display, "Space Grotesk", var(--vp-font-sans));
    font-size: clamp(2.75rem, 5vw, 4.8rem);
    font-weight: 680;
    letter-spacing: -0.055em;
    line-height: 0.98;
    text-wrap: balance;
}

.vp-research-dek,
.vp-resource-hero__grid > div > p:last-child,
.vp-research-brief__hero-grid > div > p:not(.vp-research-eyebrow) {
    max-width: 760px;
    margin: 18px 0 0;
    color: var(--vp-public-text-soft);
    font-size: clamp(0.98rem, 1.3vw, 1.16rem);
    line-height: 1.68;
}

.vp-research-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 26px;
}

.vp-research-hero__panel,
.vp-resource-hero aside,
.vp-research-brief__hero-grid aside {
    display: grid;
    gap: 10px;
    padding: 24px;
    border: 1px solid var(--vp-public-line);
    border-radius: 12px;
    background: rgba(6, 20, 38, 0.88);
    box-shadow: 0 24px 60px rgba(0, 3, 9, 0.28);
}

.vp-research-hero__panel > span,
.vp-resource-hero aside > span,
.vp-research-brief__hero-grid aside > span {
    color: var(--vp-public-cyan);
    font-family: var(--vp-font-mono, ui-monospace, monospace);
    font-size: 0.64rem;
    font-weight: 800;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.vp-research-hero__panel strong {
    color: var(--vp-public-text);
    font-size: 1.25rem;
}

.vp-research-hero__panel p {
    margin: 0;
    color: var(--vp-public-text-soft);
    font-size: 0.88rem;
    line-height: 1.6;
}

.vp-section-heading {
    display: flex;
    justify-content: space-between;
    gap: 28px;
    align-items: end;
    margin-bottom: 28px;
}

.vp-section-heading h2 {
    max-width: 760px;
    margin: 0;
    color: var(--vp-public-text);
    font-family: var(--vp-font-display, "Space Grotesk", var(--vp-font-sans));
    font-size: clamp(2rem, 3.5vw, 3.35rem);
    font-weight: 660;
    letter-spacing: -0.045em;
    line-height: 1.03;
}

.vp-section-heading > a {
    padding-bottom: 4px;
    border-bottom: 1px solid currentColor;
    color: var(--vp-public-cyan);
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    white-space: nowrap;
}

/* Anonymous homepage cards retain the current homepage stage and card rhythm. */
.vp-home-research-intro {
    width: min(1160px, calc(100% - 48px));
    margin: 0 auto 28px;
}

.vp-home-research-intro h2 {
    max-width: 760px;
    margin: 0;
    color: #f8fbfc;
    font-size: clamp(2rem, 4vw, 3.5rem);
    font-weight: 670;
    letter-spacing: -0.045em;
    line-height: 1;
}

.vp-home-research-intro > p:not(.vp-home-products__eyebrow) {
    max-width: 680px;
    margin: 14px 0 18px;
    color: #98a8b2;
    line-height: 1.62;
}

.vp-home-research-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
    width: min(1160px, calc(100% - 48px));
    margin: 0 auto;
}

.vp-home-research-card {
    overflow: hidden;
    border: 1px solid rgba(77, 174, 255, 0.28);
    border-radius: 12px;
    background: #07111c;
    transition: border-color 180ms ease, box-shadow 180ms ease, transform 180ms ease;
}

.vp-home-research-card:hover {
    border-color: var(--vp-public-cyan);
    box-shadow: 0 18px 54px rgba(0, 0, 0, 0.35);
    transform: translateY(-2px);
}

.vp-home-research-card a {
    display: grid;
    grid-template-columns: minmax(110px, 0.72fr) minmax(0, 1fr);
    height: 100%;
    color: #fff;
}

.vp-home-research-card img {
    width: 100%;
    height: 100%;
    min-height: 200px;
    object-fit: cover;
    background: #020711;
}

.vp-home-research-card__copy {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 8px;
    padding: 16px;
}

.vp-home-research-card__copy small {
    color: var(--vp-public-cyan);
    font-family: var(--vp-font-mono, ui-monospace, monospace);
    font-size: 0.6rem;
    font-weight: 800;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.vp-home-research-card__copy strong {
    color: #fff;
    font-size: 1.22rem;
    letter-spacing: -0.02em;
}

.vp-home-research-card__copy span {
    color: #98a8b2;
    font-size: 0.76rem;
    line-height: 1.45;
}

/* Material and brief indexes. */
.vp-material-library,
.vp-brief-library__body {
    padding: clamp(56px, 7vw, 96px) 0;
    background: var(--vp-public-canvas);
}

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

.vp-material-card {
    overflow: hidden;
    border: 1px solid var(--vp-public-line);
    border-radius: 12px;
    background: var(--vp-public-panel);
    box-shadow: 0 20px 54px rgba(0, 3, 9, 0.26);
    transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.vp-material-card:hover,
.vp-material-card:focus-within {
    border-color: var(--vp-public-cyan);
    box-shadow: 0 24px 62px rgba(0, 3, 9, 0.4);
    transform: translateY(-3px);
}

.vp-material-card > a {
    display: flex;
    flex-direction: column;
    height: 100%;
    color: inherit;
}

.vp-material-card__media {
    display: block;
    overflow: hidden;
    aspect-ratio: 1.2 / 1;
    border-bottom: 1px solid var(--vp-public-line-soft);
    background: var(--vp-public-canvas-deep);
}

.vp-material-card__media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 260ms ease;
}

.vp-material-card:hover img {
    transform: scale(1.018);
}

.vp-material-card__body {
    display: flex;
    flex: 1 1 auto;
    flex-direction: column;
    gap: 10px;
    padding: 20px;
}

.vp-material-card__body small,
.vp-material-card__body em {
    color: var(--vp-public-cyan);
    font-family: var(--vp-font-mono, ui-monospace, monospace);
    font-size: 0.64rem;
    font-style: normal;
    font-weight: 800;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.vp-material-card__body strong {
    color: var(--vp-public-text);
    font-size: 1.45rem;
    letter-spacing: -0.025em;
}

.vp-material-card__body > span {
    flex: 1 1 auto;
    color: var(--vp-public-text-soft);
    font-size: 0.9rem;
    line-height: 1.65;
}

.vp-material-card.is-blocked {
    border-color: rgba(255, 208, 113, 0.5);
}

.vp-material-card.is-blocked .vp-material-card__body em {
    color: var(--vp-public-gold);
}

.vp-research-boundary {
    padding: clamp(48px, 6vw, 84px) 0;
    border-top: 1px solid var(--vp-public-line-soft);
    background: #030b15;
}

.vp-research-boundary__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1px;
    overflow: hidden;
    border: 1px solid var(--vp-public-line);
    border-radius: 12px;
    background: var(--vp-public-line);
}

.vp-research-boundary__grid > div {
    padding: clamp(24px, 3vw, 38px);
    background: var(--vp-public-panel);
}

.vp-research-boundary__grid span,
.vp-pay-grid > section > span {
    color: var(--vp-public-cyan);
    font-family: var(--vp-font-mono, ui-monospace, monospace);
    font-size: 0.64rem;
    font-weight: 800;
    letter-spacing: 0.1em;
}

.vp-research-boundary__grid h2 {
    margin: 30px 0 10px;
    color: var(--vp-public-text);
    font-size: 1.45rem;
}

.vp-research-boundary__grid p {
    margin: 0;
    color: var(--vp-public-text-soft);
    line-height: 1.68;
}

/* Material profile follows the production PDP composition. */
.vp-material-profile__hero {
    padding: 18px 0 clamp(56px, 7vw, 96px);
}

.vp-breadcrumb {
    position: relative;
    display: flex;
    flex-wrap: wrap;
    gap: 9px;
    margin-bottom: clamp(30px, 4vw, 52px);
    color: var(--vp-public-text-soft);
    font-size: 0.7rem;
    font-weight: 650;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.vp-breadcrumb a {
    color: var(--vp-public-text-soft);
}

.vp-breadcrumb a:hover,
.vp-breadcrumb a:focus-visible {
    color: var(--vp-public-cyan);
}

.vp-material-profile__hero-grid {
    position: relative;
    display: grid;
    grid-template-columns: minmax(0, 1.08fr) minmax(360px, 0.92fr);
    gap: clamp(38px, 5vw, 72px);
    align-items: center;
}

.vp-material-profile__media {
    position: relative;
    overflow: hidden;
    border: 1px solid var(--vp-public-line);
    border-radius: 18px;
    background: var(--vp-public-panel);
    box-shadow: 0 30px 80px rgba(0, 3, 9, 0.34);
}

.vp-material-profile__media img {
    display: block;
    width: 100%;
    aspect-ratio: 1 / 1;
    object-fit: cover;
}

.vp-material-profile__hold {
    position: absolute;
    z-index: 2;
    top: 16px;
    left: 16px;
    padding: 9px 12px;
    border: 1px solid rgba(255, 208, 113, 0.45);
    border-radius: 6px;
    color: #1b1203;
    background: var(--vp-public-gold);
    font-size: 0.64rem;
    font-weight: 900;
    letter-spacing: 0.07em;
    text-transform: uppercase;
}

.vp-material-profile__copy h1 {
    margin: 0;
    color: var(--vp-public-text);
    font-family: var(--vp-font-display, "Space Grotesk", var(--vp-font-sans));
    font-size: clamp(2.65rem, 4.1vw, 4.4rem);
    font-weight: 650;
    letter-spacing: -0.055em;
    line-height: 0.98;
}

.vp-material-profile__class {
    margin: 15px 0 0;
    color: var(--vp-public-cyan);
    font-family: var(--vp-font-mono, ui-monospace, monospace);
    font-size: 0.7rem;
    font-weight: 800;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.vp-material-profile__summary {
    max-width: 720px;
    margin: 19px 0 0;
    color: var(--vp-public-text-soft);
    font-size: 0.97rem;
    line-height: 1.7;
}

.vp-material-profile__facts {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    margin: 24px 0 0;
    padding: 14px 0;
    border-top: 1px solid var(--vp-public-line);
    border-bottom: 1px solid var(--vp-public-line);
}

.vp-material-profile__facts > div {
    min-width: 0;
    padding: 0 14px;
    border-right: 1px solid var(--vp-public-line);
}

.vp-material-profile__facts > div:first-child {
    padding-left: 0;
}

.vp-material-profile__facts > div:last-child {
    padding-right: 0;
    border-right: 0;
}

.vp-material-profile__facts dt {
    margin-bottom: 7px;
    color: var(--vp-public-cyan);
    font-size: 0.6rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.vp-material-profile__facts dd {
    margin: 0;
    color: var(--vp-public-text);
    font-size: 0.76rem;
    line-height: 1.5;
}

.vp-material-access-card {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 18px;
    align-items: center;
    margin-top: 18px;
    padding: 18px;
    border: 1px solid var(--vp-public-line);
    border-radius: 12px;
    background: var(--vp-public-panel);
}

.vp-material-access-card span {
    display: block;
    color: var(--vp-public-cyan);
    font-size: 0.6rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.vp-material-access-card strong {
    display: block;
    margin-top: 4px;
    color: var(--vp-public-text);
}

.vp-material-access-card p {
    margin: 5px 0 0;
    color: var(--vp-public-text-soft);
    font-size: 0.77rem;
    line-height: 1.55;
}

.vp-material-profile__body,
.vp-research-brief__body,
.vp-resource-main {
    padding: clamp(56px, 7vw, 96px) 0;
    background: var(--vp-public-canvas);
}

.vp-material-profile__layout,
.vp-research-brief__layout,
.vp-resource-layout {
    display: grid;
    grid-template-columns: minmax(210px, 0.3fr) minmax(0, 1fr);
    gap: clamp(30px, 5vw, 68px);
    align-items: start;
}

.vp-material-profile__rail,
.vp-research-brief__rail,
.vp-resource-nav {
    position: sticky;
    top: 118px;
    display: grid;
    gap: 12px;
}

.vp-material-profile__rail > div,
.vp-research-brief__rail > div,
.vp-resource-nav {
    display: grid;
    gap: 10px;
    padding: 20px;
    border: 1px solid var(--vp-public-line);
    border-radius: 12px;
    background: var(--vp-public-panel);
}

.vp-material-profile__rail span,
.vp-research-brief__rail div > span,
.vp-resource-nav > span {
    color: var(--vp-public-cyan);
    font-family: var(--vp-font-mono, ui-monospace, monospace);
    font-size: 0.62rem;
    font-weight: 800;
    letter-spacing: 0.11em;
    text-transform: uppercase;
}

.vp-material-profile__rail strong {
    color: var(--vp-public-text-soft);
    font-size: 0.82rem;
}

.vp-material-profile__editorial,
.vp-research-brief__article,
.vp-resource-content {
    min-width: 0;
    padding: clamp(24px, 4vw, 52px);
    border: 1px solid var(--vp-public-line);
    border-radius: 14px;
    background: var(--vp-public-panel);
    box-shadow: 0 24px 64px rgba(0, 3, 9, 0.28);
}

.vp-material-editorial > section,
.vp-research-brief__article > h2,
.vp-research-brief__article > p,
.vp-research-brief__article > ul,
.vp-research-brief__article > ol,
.vp-research-brief__article > div {
    max-width: 820px;
    margin-right: auto;
    margin-left: auto;
}

.vp-material-editorial > section + section {
    margin-top: 52px;
    padding-top: 52px;
    border-top: 1px solid var(--vp-public-line-soft);
}

.vp-material-editorial h2,
.vp-research-brief__article h2,
.vp-resource-content > h2,
.vp-resource-content > section > h2 {
    margin: 0 0 16px;
    color: var(--vp-public-text);
    font-family: var(--vp-font-display, "Space Grotesk", var(--vp-font-sans));
    font-size: clamp(1.7rem, 2.8vw, 2.55rem);
    font-weight: 650;
    letter-spacing: -0.035em;
    line-height: 1.1;
}

.vp-material-editorial p,
.vp-material-editorial li,
.vp-research-brief__article p,
.vp-research-brief__article li,
.vp-resource-content p,
.vp-resource-content li {
    color: var(--vp-public-text-soft);
    line-height: 1.75;
}

.vp-material-editorial ul,
.vp-research-brief__article ul,
.vp-research-brief__article ol,
.vp-resource-content ul,
.vp-resource-content ol {
    padding-left: 20px;
}

.vp-material-editorial li + li,
.vp-research-brief__article li + li,
.vp-resource-content li + li {
    margin-top: 10px;
}

.vp-material-kicker {
    color: var(--vp-public-cyan) !important;
    font-family: var(--vp-font-mono, ui-monospace, monospace);
    font-size: 0.64rem;
    font-weight: 800;
    letter-spacing: 0.11em;
    text-transform: uppercase;
}

.vp-material-facts {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1px;
    margin: 28px 0;
    overflow: hidden;
    border: 1px solid var(--vp-public-line);
    border-radius: 10px;
    background: var(--vp-public-line);
}

.vp-material-facts > div {
    padding: 16px;
    background: var(--vp-public-canvas);
}

.vp-material-facts dt {
    color: var(--vp-public-cyan);
    font-size: 0.6rem;
    font-weight: 800;
    letter-spacing: 0.07em;
    text-transform: uppercase;
}

.vp-material-facts dd {
    margin: 7px 0 0;
    color: var(--vp-public-text);
    font-size: 0.82rem;
    font-weight: 700;
}

.vp-material-facts code {
    color: var(--vp-public-text);
    white-space: normal;
    word-break: break-word;
}

.vp-material-callout,
.vp-brief-boundary,
.vp-resource-note,
.vp-pay-intro {
    margin-top: 24px;
    padding: 20px;
    border: 1px solid rgba(97, 220, 255, 0.26);
    border-left: 4px solid var(--vp-public-cyan);
    border-radius: 8px;
    background: rgba(97, 220, 255, 0.065);
    color: var(--vp-public-text);
}

.vp-material-callout p,
.vp-brief-boundary p,
.vp-resource-note p {
    margin: 6px 0 0;
}

.vp-material-limit {
    padding: 24px !important;
    border: 1px solid rgba(255, 208, 113, 0.25) !important;
    border-radius: 10px;
    background: rgba(255, 208, 113, 0.045);
}

.vp-research-sources {
    display: grid;
    gap: 12px;
    list-style: none;
    padding: 0 !important;
    counter-reset: sources;
}

.vp-research-sources li {
    position: relative;
    padding: 16px 16px 16px 50px;
    border: 1px solid var(--vp-public-line);
    border-radius: 8px;
    background: var(--vp-public-canvas);
    counter-increment: sources;
}

.vp-research-sources li::before {
    content: counter(sources, decimal-leading-zero);
    position: absolute;
    top: 16px;
    left: 16px;
    color: var(--vp-public-cyan);
    font-size: 0.64rem;
    font-weight: 900;
}

.vp-research-sources a {
    color: var(--vp-public-text);
    font-weight: 750;
    text-decoration: underline;
    text-decoration-color: rgba(97, 220, 255, 0.45);
    text-underline-offset: 0.2em;
}

.vp-research-sources a:hover,
.vp-research-sources a:focus-visible {
    color: var(--vp-public-cyan);
}

.vp-research-sources span {
    display: block;
    margin-top: 5px;
    color: var(--vp-public-text-soft);
    font-size: 0.8rem;
}

.vp-material-ruo {
    max-width: 820px;
    margin: 52px auto 0;
    padding: 20px;
    border: 1px solid var(--vp-public-line);
    border-radius: 8px;
    color: var(--vp-public-text-soft);
    background: var(--vp-public-canvas-deep);
    line-height: 1.65;
}

.vp-material-ruo strong {
    color: var(--vp-public-text);
}

/* Brief index and article. */
.vp-brief-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
}

.vp-brief-tile {
    display: flex;
    min-height: 310px;
    flex-direction: column;
    padding: clamp(24px, 3vw, 36px);
    border: 1px solid var(--vp-public-line);
    border-radius: 12px;
    background: var(--vp-public-panel);
    box-shadow: 0 20px 54px rgba(0, 3, 9, 0.24);
    transition: border-color 180ms ease, transform 180ms ease;
}

.vp-brief-tile:hover,
.vp-brief-tile:focus-within {
    border-color: var(--vp-public-cyan);
    transform: translateY(-2px);
}

.vp-brief-tile__top,
.vp-brief-tile__footer {
    display: flex;
    justify-content: space-between;
    gap: 16px;
}

.vp-brief-tile__top span,
.vp-brief-tile__top small,
.vp-brief-tile__footer span {
    color: var(--vp-public-cyan);
    font-family: var(--vp-font-mono, ui-monospace, monospace);
    font-size: 0.62rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.vp-brief-tile h2 {
    margin: 42px 0 14px;
    color: var(--vp-public-text);
    font-family: var(--vp-font-display, "Space Grotesk", var(--vp-font-sans));
    font-size: clamp(1.55rem, 2.7vw, 2.3rem);
    font-weight: 650;
    letter-spacing: -0.035em;
    line-height: 1.08;
}

.vp-brief-tile h2 a {
    color: inherit;
}

.vp-brief-tile p {
    flex: 1 1 auto;
    margin: 0 0 28px;
    color: var(--vp-public-text-soft);
    line-height: 1.68;
}

.vp-brief-tile__footer {
    padding-top: 16px;
    border-top: 1px solid var(--vp-public-line-soft);
}

.vp-brief-tile__footer a {
    color: var(--vp-public-cyan);
    font-size: 0.74rem;
    font-weight: 800;
}

.vp-research-brief__hero {
    padding: 18px 0 clamp(56px, 7vw, 96px);
}

.vp-research-brief__hero h1 {
    font-size: clamp(2.5rem, 4.7vw, 4.45rem);
}

.vp-resource-hero aside strong,
.vp-research-brief__hero-grid aside strong {
    color: var(--vp-public-text-soft);
    font-size: 0.82rem;
}

.vp-research-brief__meta {
    display: flex;
    flex-wrap: wrap;
    gap: 9px;
    margin-top: 22px;
}

.vp-research-brief__meta span {
    padding: 7px 10px;
    border: 1px solid var(--vp-public-line);
    border-radius: 999px;
    color: var(--vp-public-text-soft);
    background: rgba(6, 20, 38, 0.72);
    font-size: 0.66rem;
    font-weight: 750;
}

.vp-research-brief__rail ol {
    margin: 14px 0 0;
    padding-left: 18px;
    color: var(--vp-public-text-soft);
    font-size: 0.78rem;
    line-height: 1.55;
}

.vp-research-brief__article > *:first-child {
    margin-top: 0;
}

.vp-research-brief__article > h2 {
    margin-top: 52px;
    padding-top: 52px;
    border-top: 1px solid var(--vp-public-line-soft);
}

.vp-brief-lead {
    color: var(--vp-public-text) !important;
    font-size: 1.1rem;
}

/* Resource and payment pages. */
.vp-resource-hero h1 {
    font-size: clamp(2.75rem, 4.8vw, 4.5rem);
}

.vp-resource-nav a {
    padding: 10px 0;
    border-bottom: 1px solid var(--vp-public-line-soft);
    color: var(--vp-public-text-soft);
    font-size: 0.8rem;
    font-weight: 700;
}

.vp-resource-nav a:last-child {
    border-bottom: 0;
}

.vp-resource-nav a:hover,
.vp-resource-nav a:focus-visible {
    color: var(--vp-public-cyan);
}

.vp-resource-content > *:first-child {
    margin-top: 0;
}

.vp-resource-content > *:last-child {
    margin-bottom: 0;
}

.vp-resource-empty {
    padding: 28px;
    border: 1px dashed var(--vp-public-line);
    border-radius: 10px;
    color: var(--vp-public-text-soft);
    background: var(--vp-public-panel);
}

.vp-resource-page--coa .vp-resource-content {
    padding: clamp(16px, 2vw, 24px);
}

.vp-resource-page--coa .vp-resource-content .vp-coa-lab {
    width: 100% !important;
    margin: 0 !important;
    transform: none !important;
}

.vp-resource-page--coa .vp-coa-hero {
    box-shadow: none;
}

.vp-pay-intro {
    margin: 0 0 28px;
}

.vp-pay-intro p {
    margin: 0;
    color: var(--vp-public-text);
    font-size: 1rem;
}

.vp-pay-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
}

.vp-pay-grid > section {
    padding: 22px;
    border: 1px solid var(--vp-public-line);
    border-radius: 10px;
    background: var(--vp-public-canvas);
}

.vp-pay-grid h2 {
    margin: 30px 0 9px;
    color: var(--vp-public-text);
    font-size: 1.3rem;
}

.vp-pay-grid p {
    margin: 0;
    font-size: 0.88rem;
}

.vp-pay-safety,
.vp-pay-steps {
    margin-top: 42px;
    padding-top: 42px;
    border-top: 1px solid var(--vp-public-line-soft);
}

@media (max-width: 1120px) {
    body.vp-public-editorial-surface .vp-nav {
        display: none;
    }

    body.vp-public-editorial-surface .vp-menu-toggle {
        display: inline-flex;
        align-items: center;
        justify-content: center;
    }

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

@media (max-width: 900px) {
    .vp-research-hero__grid,
    .vp-resource-hero__grid,
    .vp-research-brief__hero-grid,
    .vp-material-profile__hero-grid,
    .vp-material-profile__layout,
    .vp-research-brief__layout,
    .vp-resource-layout {
        grid-template-columns: 1fr;
    }

    .vp-research-hero__panel,
    .vp-resource-hero aside,
    .vp-research-brief__hero-grid aside {
        max-width: 520px;
    }

    .vp-material-profile__media {
        max-width: 620px;
    }

    .vp-material-profile__rail,
    .vp-research-brief__rail,
    .vp-resource-nav {
        position: static;
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .vp-material-profile__rail > div,
    .vp-research-brief__rail > div,
    .vp-resource-nav {
        grid-column: 1 / -1;
    }

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

@media (max-width: 680px) {
    body.vp-public-editorial-surface .vp-header {
        padding: 6px 0;
    }

    body.vp-public-editorial-surface .vp-header__inner {
        width: calc(100% - 20px);
        min-height: 64px;
        padding: 0 14px;
    }

    body.vp-public-editorial-surface .vp-logo-img,
    body.vp-public-editorial-surface .vp-header .custom-logo {
        width: 86px;
        height: 58px;
    }

    .vp-research-hero,
    .vp-resource-hero {
        padding: 48px 0;
    }

    .vp-section-heading {
        align-items: flex-start;
        flex-direction: column;
    }

    .vp-material-grid,
    .vp-brief-grid,
    .vp-home-research-grid,
    .vp-research-boundary__grid,
    .vp-pay-grid,
    .vp-material-profile__facts,
    .vp-material-facts {
        grid-template-columns: 1fr;
    }

    .vp-home-research-grid,
    .vp-home-research-intro {
        width: min(100% - 24px, 1160px);
    }

    .vp-home-research-card a {
        grid-template-columns: 118px minmax(0, 1fr);
    }

    .vp-home-research-card img {
        min-height: 180px;
    }

    .vp-material-profile__hero-grid {
        gap: 28px;
    }

    .vp-material-profile__facts {
        padding: 0;
    }

    .vp-material-profile__facts > div,
    .vp-material-profile__facts > div:first-child,
    .vp-material-profile__facts > div:last-child {
        padding: 12px 0;
        border-right: 0;
        border-bottom: 1px solid var(--vp-public-line-soft);
    }

    .vp-material-profile__facts > div:last-child {
        border-bottom: 0;
    }

    .vp-material-access-card {
        grid-template-columns: 1fr;
    }

    .vp-material-profile__rail,
    .vp-research-brief__rail,
    .vp-resource-nav {
        grid-template-columns: 1fr;
    }

    .vp-material-profile__editorial,
    .vp-research-brief__article,
    .vp-resource-content {
        padding: 18px;
    }

    .vp-resource-page--coa .vp-resource-content {
        margin-right: calc(-1 * var(--vp-container-pad));
        margin-left: calc(-1 * var(--vp-container-pad));
        border-right: 0;
        border-left: 0;
        border-radius: 0;
    }
}

@media (prefers-reduced-motion: reduce) {
    .vp-home-research-card,
    .vp-material-card,
    .vp-brief-tile,
    .vp-material-card__media img {
        transition: none;
    }
}