html:has(#rab-about-article),
body:has(#rab-about-article) {
  width: 100%;
  margin: 0 !important;
  padding: 0 !important;
}

#rab-about-article,
#rab-about-article * {
  box-sizing: border-box;
}

#rab-about-article {
  --paper: #f3ead7;
  --surface: #fff8ea;
  --ink: #2a120b;
  --muted: rgba(42, 18, 11, 0.66);
  --brown: #4b2617;
  --brown-deep: #2a120b;
  --brown-dark: #140806;
  --gold: #c28b52;
  --navy: #14243c;
  --line: rgba(75, 38, 23, 0.16);
  --white: #fff8ea;
  --serif: "Roboto Slab", Georgia, Cambria, "Times New Roman", serif;
  --sans: "Roboto", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --page-gutter: clamp(16px, 3vw, 48px);
  --content-max: 1880px;
  --rab-admin-offset: 0px;
  width: 100vw;
  max-width: none;
  min-height: 100vh;
  margin-left: calc(50% - 50vw);
  color: var(--ink);
  background: var(--paper);
  font-family: var(--sans);
  line-height: 1.7;
  overflow: visible;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

#rab-about-article a {
  color: inherit;
  text-decoration: none;
}

#rab-about-article button {
  font: inherit;
}

#rab-about-article h1,
#rab-about-article h2,
#rab-about-article h3,
#rab-about-article p,
#rab-about-article figure,
#rab-about-article dl,
#rab-about-article dd {
  margin: 0;
}

#rab-about-article .rab-container {
  width: min(var(--content-max), calc(100% - var(--page-gutter) - var(--page-gutter)));
  margin-inline: auto;
}

#rab-about-article [id^="rab-about-"] {
  scroll-margin-top: calc(var(--rab-admin-offset) + 118px);
}

/* Hero actions */
#rab-about-article .rab-action {
  min-height: 50px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 24px;
  border: 1px solid rgba(255, 248, 234, 0.14);
  border-radius: 6px;
  background: #5f321f;
  color: var(--white);
  font-size: 0.88rem;
  font-weight: 900;
  line-height: 1.2;
  white-space: nowrap;
  transition: background-color 180ms ease, transform 180ms ease;
}

#rab-about-article .rab-action:hover,
#rab-about-article .rab-action:focus-visible {
  background: #75442d;
  transform: translateY(-1px);
  outline: 2px solid var(--white);
  outline-offset: 2px;
}

/* Hero */
#rab-about-article .rab-about-hero {
  position: relative;
  min-height: 620px;
  display: grid;
  align-items: end;
  overflow: hidden;
  isolation: isolate;
  color: var(--white);
  background: var(--brown-dark);
}

#rab-about-article .rab-about-hero-media {
  position: absolute;
  inset: 0;
  z-index: -3;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 48%;
  filter: saturate(0.9) contrast(1.04) brightness(1.03);
}

#rab-about-article .rab-about-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -2;
  width: min(72vw, 1260px);
  background: linear-gradient(90deg, rgba(20, 7, 4, 0.84), rgba(20, 7, 4, 0.58) 48%, rgba(20, 7, 4, 0));
  pointer-events: none;
}

#rab-about-article .rab-about-hero-inner {
  padding: 70px 0 76px;
}

#rab-about-article .rab-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
  color: var(--gold);
  font-size: 0.77rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  line-height: 1.2;
  text-transform: uppercase;
}

#rab-about-article .rab-eyebrow::before {
  content: "";
  width: 34px;
  height: 1px;
  background: currentColor;
}

#rab-about-article .rab-about-hero h1 {
  max-width: 820px;
  color: var(--white);
  font-family: var(--serif);
  font-size: 5rem;
  font-weight: 900;
  line-height: 1;
  letter-spacing: 0;
  text-shadow: 0 4px 34px rgba(18, 7, 4, 0.58);
  text-wrap: balance;
}

#rab-about-article .rab-about-hero-lead {
  max-width: 760px;
  margin-top: 22px;
  color: rgba(255, 248, 234, 0.8);
  font-size: 1.08rem;
  line-height: 1.78;
  text-wrap: pretty;
}

#rab-about-article .rab-about-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

#rab-about-article .rab-action.rab-action-light {
  border-color: rgba(255, 248, 234, 0.34);
  background: rgba(42, 18, 11, 0.46);
  backdrop-filter: blur(10px);
}

/* Story */
#rab-about-article .rab-story-section {
  position: relative;
  padding: 108px 0 120px;
  background:
    linear-gradient(rgba(75, 38, 23, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(75, 38, 23, 0.04) 1px, transparent 1px),
    radial-gradient(circle at 10% 18%, rgba(194, 139, 82, 0.18), transparent 26%),
    var(--paper);
  background-size: 72px 72px, 72px 72px, auto, auto;
}

#rab-about-article .rab-story-head {
  display: grid;
  grid-template-columns: minmax(260px, 0.7fr) minmax(0, 1.3fr);
  gap: 64px;
  align-items: end;
  padding-bottom: 50px;
  border-bottom: 1px solid var(--line);
}

#rab-about-article .rab-story-head h2,
#rab-about-article .rab-team-heading h2,
#rab-about-article .rab-ecosystem-copy h2,
#rab-about-article .rab-footer h2 {
  color: var(--ink);
  font-family: var(--serif);
  font-size: 4.4rem;
  font-weight: 900;
  line-height: 1.02;
  letter-spacing: 0;
  text-wrap: balance;
}

#rab-about-article .rab-story-head p {
  max-width: 700px;
  color: var(--muted);
  font-size: 1.12rem;
  line-height: 1.82;
}

#rab-about-article .rab-story-body {
  display: grid;
  grid-template-columns: minmax(260px, 0.7fr) minmax(0, 1.3fr);
  gap: 64px;
  padding-top: 64px;
}

#rab-about-article .rab-story-year {
  position: sticky;
  top: calc(var(--rab-admin-offset) + 134px);
  align-self: start;
  padding-top: 12px;
  border-top: 2px solid var(--brown);
}

#rab-about-article .rab-story-year strong {
  display: block;
  color: var(--brown);
  font-family: var(--serif);
  font-size: 6.5rem;
  font-weight: 900;
  line-height: 1;
}

#rab-about-article .rab-story-year span {
  display: block;
  max-width: 260px;
  margin-top: 15px;
  color: var(--muted);
  font-size: 0.88rem;
  font-weight: 800;
  line-height: 1.55;
}

#rab-about-article .rab-story-copy {
  width: min(100%, 780px);
}

#rab-about-article .rab-story-copy p {
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1.9;
  text-wrap: pretty;
}

#rab-about-article .rab-story-copy p + p {
  margin-top: 24px;
}

#rab-about-article .rab-story-copy p:first-child {
  color: var(--ink);
  font-family: var(--serif);
  font-size: 1.32rem;
  line-height: 1.7;
}
/* Team contact — dùng kiểu card mới từ trang America. */
#rab-about-article .rab-team-contact-section {
  padding: 84px 0;
  background: var(--surface);
}

#rab-about-article .rab-team-contact-shell {
  width: min(var(--content-max), calc(100% - var(--page-gutter) - var(--page-gutter)));
  margin-inline: auto;
}

#rab-about-article #rab-team {
  scroll-margin-top: calc(var(--rab-admin-offset) + 118px);
}

#rab-about-article .rab-section-heading {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(18px, 2.4vw, 42px);
  width: 100%;
  margin: 0 0 42px;
  padding: 0;
  border: 0;
  color: var(--ink);
  font-family: var(--serif);
  font-size: clamp(2.35rem, 3.6vw, 4.4rem);
  font-weight: 900;
  letter-spacing: 0;
  text-align: center;
  line-height: 1.04;
}

#rab-about-article .rab-section-heading::before,
#rab-about-article .rab-section-heading::after {
  content: "";
  flex: 1 1 96px;
  min-width: 48px;
  height: 2px;
  background: currentColor;
  opacity: 0.72;
}

#rab-about-article .rab-section-heading > span {
  display: block;
  max-width: min(100%, 22ch);
  text-wrap: balance;
}

#rab-about-article .rab-team-contact-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: clamp(14px, 1.4vw, 24px);
  align-items: stretch;
}

#rab-about-article .rab-team-contact-card {
  min-width: 0;
  overflow: hidden;
  border: 1px solid rgba(75, 38, 23, 0.15);
  border-radius: 8px;
  background: rgba(255, 248, 234, 0.86);
  box-shadow: 0 16px 34px rgba(75, 38, 23, 0.07);
  transition: border-color 220ms ease, box-shadow 220ms ease, transform 220ms ease;
}

@media (hover: hover) and (pointer: fine) {
  #rab-about-article .rab-team-contact-card:hover {
    border-color: rgba(75, 38, 23, 0.28);
    box-shadow: 0 22px 46px rgba(75, 38, 23, 0.11);
    transform: translateY(-3px);
  }
}

#rab-about-article .rab-team-contact-photo {
  position: relative;
  height: clamp(220px, 18vw, 292px);
  display: grid;
  place-items: center;
  margin: 0;
  overflow: hidden;
  border-bottom: 1px solid rgba(75, 38, 23, 0.1);
  color: #fff8ea;
  background:
    radial-gradient(circle at 50% 22%, rgba(255, 248, 234, 0.22), transparent 34%),
    linear-gradient(145deg, #8b5230, #5f321f);
  font-weight: 900;
}

#rab-about-article .rab-team-contact-photo::before {
  content: none;
}

#rab-about-article .rab-team-contact-photo img {
  position: absolute;
  inset: 0;
  z-index: 2;
  width: 100%;
  height: 100%;
  display: block;
  border-radius: 0;
  background: #eadfcd;
  object-fit: cover;
  object-position: center top;
}

#rab-about-article .rab-team-contact-photo img + span {
  position: relative;
  z-index: 1;
}

#rab-about-article .rab-team-contact-copy {
  padding: 20px 20px 26px;
}

#rab-about-article .rab-team-contact-copy h3 {
  color: var(--ink);
  font-size: clamp(1.05rem, 1.25vw, 1.28rem);
  font-weight: 900;
  line-height: 1.2;
}

#rab-about-article .rab-team-contact-copy p {
  margin-top: 6px;
  color: rgba(42, 18, 11, 0.74);
  font-size: 0.82rem;
  font-weight: 800;
  line-height: 1.42;
}

#rab-about-article .rab-team-contact-copy dl {
  display: grid;
  gap: 8px;
  margin: 15px 0 0;
  color: rgba(42, 18, 11, 0.72);
  font-size: 0.8rem;
  line-height: 1.34;
}

#rab-about-article .rab-team-contact-copy dl div {
  display: grid;
  gap: 2px;
}

#rab-about-article .rab-team-contact-copy dt {
  font-weight: 900;
}

#rab-about-article .rab-team-contact-copy dd {
  margin: 0;
  overflow-wrap: anywhere;
}

#rab-about-article .rab-team-contact-copy a {
  color: var(--ink);
  font-weight: 800;
}

@media (max-width: 1180px) {
  #rab-about-article .rab-team-contact-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 980px) {
  #rab-about-article .rab-team-contact-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  #rab-about-article .rab-team-contact-section {
    padding: 64px 0;
  }

  #rab-about-article .rab-team-contact-shell {
    width: min(100% - 28px, 560px);
  }

  #rab-about-article #rab-team {
    scroll-margin-top: 96px;
  }

  #rab-about-article .rab-section-heading {
    gap: 14px;
    margin-bottom: 28px;
    font-size: clamp(2.05rem, 9.6vw, 3rem);
    line-height: 1.04;
  }

  #rab-about-article .rab-section-heading::before,
  #rab-about-article .rab-section-heading::after {
    flex-basis: 28px;
    min-width: 20px;
    height: 1px;
  }

  #rab-about-article .rab-section-heading > span {
    max-width: min(76%, 18ch);
  }

  #rab-about-article .rab-team-contact-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  #rab-about-article .rab-team-contact-photo {
    height: auto;
    aspect-ratio: 4 / 3;
  }
}

/* Ecosystem */
#rab-about-article .rab-ecosystem-section {
  padding: 104px 0;
  overflow: hidden;
  color: var(--white);
  background:
    linear-gradient(rgba(255, 248, 234, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 248, 234, 0.04) 1px, transparent 1px),
    var(--navy);
  background-size: 72px 72px, 72px 72px, auto;
}

#rab-about-article .rab-ecosystem-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 80px;
  align-items: end;
}

#rab-about-article .rab-ecosystem-copy h2 {
  color: var(--white);
}

#rab-about-article .rab-ecosystem-copy p {
  max-width: 650px;
  margin-top: 22px;
  color: rgba(255, 248, 234, 0.7);
  font-size: 1.04rem;
  line-height: 1.82;
}

#rab-about-article .rab-ecosystem-links {
  display: grid;
  border-top: 1px solid rgba(255, 248, 234, 0.18);
}

#rab-about-article .rab-ecosystem-link {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 20px;
  align-items: center;
  padding: 24px 0;
  border-bottom: 1px solid rgba(255, 248, 234, 0.18);
  color: var(--white);
  transition: color 180ms ease, padding-left 180ms ease;
}

#rab-about-article .rab-ecosystem-link:hover,
#rab-about-article .rab-ecosystem-link:focus-visible {
  padding-left: 8px;
  color: #e0b978;
  outline: none;
}

#rab-about-article .rab-ecosystem-link strong {
  display: block;
  font-family: var(--serif);
  font-size: 1.6rem;
  line-height: 1.2;
}

#rab-about-article .rab-ecosystem-link span {
  display: block;
  margin-top: 5px;
  color: rgba(255, 248, 234, 0.55);
  font-size: 0.82rem;
  font-weight: 800;
}

#rab-about-article .rab-ecosystem-link b {
  font-size: 1.8rem;
  font-weight: 400;
}

/* Footer matches the front page. */
#rab-about-article .rab-footer {
  position: relative;
  padding: 90px 0 34px;
  overflow: hidden;
  color: rgba(255, 248, 234, 0.7);
  border-top: 1px solid rgba(255, 248, 234, 0.12);
  background: linear-gradient(180deg, rgba(29, 8, 4, 0.92), rgba(9, 7, 6, 0.99)), #0a0807;
  box-shadow: 0 80px 0 #0a0807;
}

#rab-about-article .rab-footer-main {
  display: grid;
  grid-template-columns: minmax(300px, 1.1fr) minmax(220px, 0.65fr) minmax(260px, 0.7fr);
  gap: 72px;
  padding-bottom: 58px;
}

#rab-about-article .rab-footer-logo {
  width: 270px;
  max-width: 88vw;
  display: block;
}

#rab-about-article .rab-footer-logo img {
  width: 100%;
  height: auto;
  display: block;
}

#rab-about-article .rab-footer-brand p {
  max-width: 520px;
  margin-top: 24px;
  color: rgba(255, 248, 234, 0.58);
  font-size: 0.94rem;
  line-height: 1.75;
}

#rab-about-article .rab-footer h2 {
  color: var(--white);
  font-size: 3rem;
}

#rab-about-article .rab-footer-nav,
#rab-about-article .rab-footer-contact {
  display: grid;
  align-content: start;
  gap: 12px;
  font-style: normal;
}

#rab-about-article .rab-footer-nav a,
#rab-about-article .rab-footer-contact a {
  width: max-content;
  max-width: 100%;
  padding-bottom: 3px;
  border-bottom: 1px solid rgba(255, 248, 234, 0.2);
  color: rgba(255, 248, 234, 0.72);
  font-weight: 800;
}

#rab-about-article .rab-footer-contact span {
  margin-top: 4px;
  color: rgba(255, 248, 234, 0.55);
}

#rab-about-article .rab-footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
  padding-top: 28px;
  border-top: 1px solid rgba(255, 248, 234, 0.12);
  color: rgba(255, 248, 234, 0.46);
  font-size: 0.8rem;
  font-weight: 800;
}

@media (max-width: 1400px) {
  #rab-about-article .rab-team-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  #rab-about-article .rab-team-photo {
    height: 330px;
  }
}

@media (max-width: 1180px) {

  #rab-about-article .rab-story-head h2,
  #rab-about-article .rab-team-heading h2,
  #rab-about-article .rab-ecosystem-copy h2 {
    font-size: 3.7rem;
  }
}

@media (max-width: 980px) {

  #rab-about-article .rab-about-hero h1 {
    font-size: 4rem;
  }

  #rab-about-article .rab-story-head,
  #rab-about-article .rab-story-body,
  #rab-about-article .rab-team-heading,
  #rab-about-article .rab-ecosystem-grid,
  #rab-about-article .rab-footer-main {
    grid-template-columns: 1fr;
  }

  #rab-about-article .rab-story-year {
    position: static;
  }

  #rab-about-article .rab-team-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  #rab-about-article .rab-team-photo {
    height: 360px;
  }

  #rab-about-article .rab-ecosystem-grid,
  #rab-about-article .rab-footer-main {
    gap: 48px;
  }
}

@media (max-width: 640px) {
  #rab-about-article .rab-container {
    width: min(100% - 28px, 560px);
  }

  #rab-about-article .rab-about-hero {
    min-height: 570px;
  }

  #rab-about-article .rab-about-hero::after {
    width: 100%;
    background: linear-gradient(90deg, rgba(20, 7, 4, 0.78), rgba(20, 7, 4, 0.52) 66%, rgba(20, 7, 4, 0.06));
  }

  #rab-about-article .rab-about-hero-inner {
    padding: 40px 0 52px;
  }

  #rab-about-article .rab-about-hero h1 {
    font-size: 3.2rem;
  }

  #rab-about-article .rab-about-hero-lead,
  #rab-about-article .rab-story-copy p,
  #rab-about-article .rab-ecosystem-copy p {
    text-align: justify;
    text-justify: inter-word;
  }

  #rab-about-article .rab-story-section,
  #rab-about-article .rab-team-section,
  #rab-about-article .rab-ecosystem-section {
    padding: 72px 0 78px;
  }

  #rab-about-article .rab-story-head,
  #rab-about-article .rab-story-body,
  #rab-about-article .rab-team-heading {
    gap: 30px;
  }

  #rab-about-article .rab-story-head {
    padding-bottom: 34px;
  }

  #rab-about-article .rab-story-body {
    padding-top: 38px;
  }

  #rab-about-article .rab-story-head h2,
  #rab-about-article .rab-team-heading h2,
  #rab-about-article .rab-ecosystem-copy h2 {
    font-size: 2.65rem;
  }

  #rab-about-article .rab-story-year strong {
    font-size: 5rem;
  }

  #rab-about-article .rab-team-grid {
    grid-template-columns: 1fr;
  }

  #rab-about-article .rab-team-photo {
    height: 360px;
  }

  #rab-about-article .rab-footer {
    padding: 64px 0 28px;
  }

  #rab-about-article .rab-footer-logo {
    width: 240px;
  }

  #rab-about-article .rab-footer h2 {
    font-size: 2.55rem;
  }

  #rab-about-article .rab-footer-bottom {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 430px) {
  #rab-about-article .rab-about-hero h1 {
    font-size: 2.55rem;
  }

  #rab-about-article .rab-about-hero-actions,
  #rab-about-article .rab-action {
    width: 100%;
  }

  #rab-about-article .rab-team-photo {
    height: 320px;
  }
}

@media (prefers-reduced-motion: reduce) {
  #rab-about-article *,
  #rab-about-article *::before,
  #rab-about-article *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}