:root {
  --red: #cf1421;
  --red-dark: #a50e18;
  --blue: #10285f;
  --blue-dark: #071535;
  --ink: #252832;
  --muted: #626875;
  --line: #e8e9ed;
  --paper: #ffffff;
  --soft: #f7f7f8;
  --shadow: 0 18px 44px rgba(20, 24, 34, 0.12);
  --font-ui: "Montserrat", "Segoe UI", Arial, Helvetica, sans-serif;
  --font-brand: Georgia, "Times New Roman", serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 138px;
}

:target {
  scroll-margin-top: 138px;
}

.section-anchor {
  display: block;
  height: 0;
  scroll-margin-top: 138px;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--font-ui);
  font-size: 15px;
  font-weight: 500;
  line-height: 1.55;
}

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

a {
  color: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 110px;
  padding: 16px clamp(24px, 5vw, 64px);
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
  backdrop-filter: blur(16px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 16px;
  text-decoration: none;
  min-width: 300px;
}

.brand img {
  width: 88px;
  height: 88px;
  object-fit: contain;
}

.brand-copy span,
.brand-copy small,
.footer-brand span,
.footer-brand small {
  display: block;
}

.brand-copy span {
  color: var(--red);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

.brand-copy strong {
  display: block;
  font-family: var(--font-brand);
  font-size: 44px;
  font-weight: 400;
  line-height: 0.92;
  letter-spacing: 0;
}

.brand-copy small {
  margin-top: 4px;
  color: #3f424a;
  font-size: 12px;
  font-weight: 600;
}

.main-nav {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: clamp(10px, 1.35vw, 22px);
  color: #242832;
  font-size: 10.5px;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

.main-nav a {
  position: relative;
  padding: 12px 0;
  text-decoration: none;
}

.main-nav a:hover,
.main-nav a.active {
  color: var(--red);
}

.main-nav a.active::after {
  position: absolute;
  right: 0;
  bottom: 4px;
  left: 0;
  height: 3px;
  background: var(--red);
  content: "";
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: white;
}

.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  margin: 5px auto;
  background: var(--ink);
}

.hero {
  position: relative;
  min-height: 580px;
  display: grid;
  align-items: center;
  overflow: hidden;
  color: white;
  background: #111722;
}

.hero-carousel {
  position: absolute;
  inset: 0;
}

.hero-slide {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transform: scale(1.02);
  transition: opacity 900ms ease, transform 6500ms ease;
}

.hero-slide.is-active {
  opacity: 1;
  transform: scale(1);
}

.hero-slide:nth-child(1) {
  object-position: center 44%;
}

.hero-slide:nth-child(2) {
  object-position: center 38%;
}

.hero-slide:nth-child(3),
.hero-slide:nth-child(4) {
  object-position: center;
}

.hero-slide:nth-child(5) {
  object-position: center 58%;
}

.hero-slide:nth-child(6) {
  object-position: center 42%;
}

.hero-slide:nth-child(7) {
  object-position: center;
}

.hero-shade {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(8, 12, 20, 0.72), rgba(8, 12, 20, 0.28) 52%, rgba(8, 12, 20, 0.12)),
    linear-gradient(0deg, rgba(8, 12, 20, 0.18), rgba(8, 12, 20, 0.18));
}

.hero-content {
  position: relative;
  z-index: 2;
  width: min(720px, 100%);
  padding: 76px clamp(24px, 6vw, 72px);
}

.hero h1 {
  margin: 0 0 12px;
  font-size: clamp(42px, 6.8vw, 72px);
  font-weight: 900;
  line-height: 0.98;
  letter-spacing: 0;
  text-transform: uppercase;
}

.hero p {
  margin: 0;
  font-size: clamp(20px, 2vw, 28px);
  font-weight: 700;
  letter-spacing: 0;
}

.hero-actions,
.cta-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 18px;
  margin-top: 34px;
}

.btn,
.video-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 28px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0;
  text-decoration: none;
  text-transform: uppercase;
}

.btn-red {
  color: white;
  background: var(--red);
}

.btn-red:hover {
  background: var(--red-dark);
}

.btn-outline {
  color: var(--red);
  border: 1px solid var(--red);
  background: transparent;
}

.btn-light,
.btn-white {
  color: white;
  border: 1px solid rgba(255, 255, 255, 0.75);
}

.btn-white {
  color: var(--red);
  background: white;
}

.video-link {
  gap: 12px;
  padding: 0;
}

.play-icon {
  width: 44px;
  height: 44px;
  border: 2px solid rgba(255, 255, 255, 0.75);
  border-radius: 50%;
}

.play-icon::after {
  display: block;
  width: 0;
  height: 0;
  margin: 13px 0 0 16px;
  border-top: 7px solid transparent;
  border-bottom: 7px solid transparent;
  border-left: 10px solid white;
  content: "";
}

.britanica-badge {
  position: absolute;
  top: 38px;
  right: clamp(24px, 6vw, 88px);
  z-index: 2;
  text-align: center;
  text-shadow: 0 1px 12px rgba(0, 0, 0, 0.35);
}

.britanica-badge strong {
  display: block;
  font-family: var(--font-brand);
  font-size: 32px;
  font-weight: 700;
}

.britanica-badge span {
  font-size: 13px;
  font-weight: 800;
}

.hero-dots {
  position: absolute;
  right: clamp(24px, 5vw, 70px);
  bottom: 38px;
  z-index: 2;
  display: flex;
  gap: 10px;
}

.hero-dots span {
  width: 8px;
  height: 8px;
  border: 1px solid white;
  border-radius: 50%;
}

.hero-dots .active {
  background: white;
}

.levels-section {
  display: grid;
  grid-template-columns: 0.8fr 2fr;
  gap: clamp(28px, 5vw, 68px);
  padding: clamp(62px, 8vw, 92px) clamp(24px, 6vw, 72px);
}

.section-intro {
  max-width: 340px;
}

.eyebrow,
.card-kicker {
  margin: 0 0 14px;
  color: var(--red);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0;
  text-transform: uppercase;
}

h2 {
  margin: 0 0 20px;
  font-size: clamp(30px, 4vw, 48px);
  font-weight: 800;
  line-height: 1.04;
  letter-spacing: 0;
}

h3 {
  font-weight: 800;
  letter-spacing: 0;
}

p {
  margin-top: 0;
}

.section-intro p:not(.eyebrow),
.innovation-copy p,
.team-heading p,
.values-section p,
.site-footer p {
  color: var(--muted);
}

.levels-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 26px;
}

.level-card {
  position: relative;
  min-height: 365px;
  padding: 56px 18px 24px;
  background: white;
  border: 1px solid var(--line);
  border-radius: 7px;
  box-shadow: var(--shadow);
}

.level-icon {
  position: absolute;
  top: -28px;
  left: 24px;
  display: grid;
  place-items: center;
  width: 68px;
  height: 68px;
  color: white;
  background: var(--red);
  border-radius: 50%;
  font-size: 26px;
  font-weight: 900;
}

.level-card img {
  width: 100%;
  aspect-ratio: 1.45;
  margin-bottom: 18px;
  border-radius: 6px;
  object-fit: cover;
}

.level-card:nth-child(2) img {
  object-position: center 62%;
}

.level-card p:last-of-type {
  min-height: 74px;
  margin-bottom: 0;
  color: #2d313a;
  font-size: 14px;
  font-weight: 500;
  line-height: 1.55;
}

.level-card a {
  position: absolute;
  right: 22px;
  bottom: 20px;
  color: var(--red);
  font-size: 24px;
  text-decoration: none;
}

.innovation-section {
  display: grid;
  grid-template-columns: 1.6fr 0.8fr;
  align-items: center;
  min-height: 390px;
  background: var(--soft);
}

.innovation-media {
  height: 100%;
  min-height: 390px;
  clip-path: polygon(0 0, 100% 16%, 86% 100%, 0 100%);
}

.innovation-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 62%;
  filter: grayscale(0.25);
}

.innovation-collage {
  display: grid;
  grid-template-columns: 1fr 1fr;
  height: 100%;
  min-height: 390px;
}

.innovation-collage img {
  min-height: 390px;
}

.innovation-collage img:first-child {
  object-position: center 54%;
}

.innovation-collage img:last-child {
  object-position: center 62%;
}

.innovation-copy {
  padding: 56px clamp(24px, 6vw, 72px);
}

.britanica-section {
  display: grid;
  grid-template-columns: 1fr 1.08fr 0.95fr;
  min-height: 360px;
}

.britanica-copy {
  padding: 48px clamp(24px, 5vw, 70px);
  color: white;
  background: linear-gradient(135deg, var(--blue), var(--blue-dark));
}

.britanica-copy h2 {
  margin-bottom: 14px;
  font-family: var(--font-brand);
  font-size: 40px;
  font-weight: 700;
}

.britanica-copy p,
.britanica-copy li {
  color: white;
}

.britanica-directors {
  display: grid;
  grid-template-columns: 86px 1fr;
  align-items: center;
  gap: 14px;
  margin: 20px 0 18px;
  padding: 12px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 7px;
  background: rgba(255, 255, 255, 0.08);
}

.britanica-directors img {
  width: 86px;
  height: 86px;
  border-radius: 6px;
  object-fit: cover;
  object-position: center 28%;
}

.britanica-directors strong,
.britanica-directors span {
  display: block;
}

.britanica-directors strong {
  color: white;
  font-size: 12px;
  line-height: 1.25;
}

.britanica-directors span {
  margin-top: 5px;
  color: rgba(255, 255, 255, 0.74);
  font-size: 11px;
  font-weight: 600;
  line-height: 1.3;
}

.britanica-copy ul {
  margin: 22px 0;
  padding-left: 20px;
}

.britanica-section > img {
  width: 100%;
  height: 100%;
  min-height: 360px;
  object-fit: cover;
  object-position: center;
}

.britanica-section > .britanica-feature {
  object-position: center 42%;
}

.red-panel {
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 360px;
  padding: 48px clamp(24px, 5vw, 64px);
  color: white;
  background: linear-gradient(135deg, #e11b27, #b80f1a);
}

.red-panel p {
  max-width: 330px;
  margin: 0;
  font-size: 22px;
  font-weight: 900;
  line-height: 1.25;
}

.alliance-logos {
  display: grid;
  grid-template-columns: 78px 18px 150px;
  align-items: center;
  gap: 14px;
  width: min(290px, 100%);
  margin-bottom: 42px;
}

.alliance-logos img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 88px;
  object-fit: contain;
}

.alliance-logos img:first-child {
  opacity: 0.86;
}

.alliance-logos img:last-child {
  max-height: 78px;
  border-radius: 4px;
  background: transparent;
}

.alliance-logos span {
  color: rgba(255, 255, 255, 0.8);
  font-size: 24px;
  font-weight: 800;
  text-align: center;
}

.team-section {
  padding: clamp(62px, 8vw, 92px) clamp(24px, 6vw, 72px);
}

.team-heading {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  max-width: 1060px;
  margin: 0 auto 42px;
}

.team-heading > div:last-child {
  align-self: end;
  max-width: 440px;
}

.team-row {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: clamp(14px, 2vw, 24px);
  max-width: 980px;
  margin: 0 auto;
  text-align: center;
}

.team-row article {
  min-width: 0;
}

.portrait {
  width: 100%;
  aspect-ratio: 1.1;
  margin-bottom: 14px;
  padding: 8px;
  border-radius: 6px;
  object-fit: contain;
  object-position: center;
  background: linear-gradient(145deg, #f2f3f5, #ffffff);
  box-shadow: 0 10px 26px rgba(20, 24, 34, 0.1);
}

.team-row strong,
.team-row span {
  display: block;
  font-size: 13px;
  line-height: 1.25;
}

.team-row span {
  margin-top: 4px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 500;
}

.values-section {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 28px;
  padding: 0 clamp(24px, 6vw, 72px) clamp(62px, 8vw, 92px);
}

.values-section article {
  display: grid;
  grid-template-columns: 74px 1fr;
  gap: 22px;
  padding: clamp(28px, 4vw, 42px);
  border: 1px solid var(--line);
  border-radius: 7px;
  box-shadow: var(--shadow);
}

.value-icon {
  display: grid;
  place-items: center;
  width: 58px;
  height: 58px;
  color: white;
  background: var(--red);
  border-radius: 50%;
  font-weight: 900;
}

.cta-section {
  display: grid;
  grid-template-columns: 0.4fr 1fr 1.2fr 1.4fr;
  align-items: center;
  gap: 26px;
  padding: 34px clamp(24px, 6vw, 72px);
  color: white;
  background: linear-gradient(90deg, #b70f19, var(--red));
}

.paper-plane {
  font-size: 64px;
  transform: rotate(-18deg);
  opacity: 0.72;
}

.cta-section h2 {
  margin: 0;
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 900;
  line-height: 1.05;
}

.cta-section p {
  margin: 0;
  font-weight: 700;
}

.cta-actions {
  justify-content: flex-end;
  margin: 0;
}

.site-footer {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr 1fr;
  gap: 36px;
  padding: 48px clamp(24px, 6vw, 72px);
  color: white;
  background:
    linear-gradient(90deg, rgba(10, 12, 16, 0.96), rgba(30, 34, 40, 0.96)),
    #20242a;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 16px;
}

.footer-brand img {
  width: 82px;
  height: 82px;
  object-fit: contain;
}

.footer-brand strong {
  display: block;
  font-family: var(--font-brand);
  font-size: 34px;
  font-weight: 400;
  line-height: 1;
}

.footer-brand span,
.footer-brand small,
.site-footer a,
.site-footer p {
  color: rgba(255, 255, 255, 0.82);
}

.site-footer h3 {
  margin: 0 0 14px;
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
}

.site-footer a {
  display: block;
  margin: 7px 0;
  font-size: 13px;
  font-weight: 500;
  text-decoration: none;
}

.footer-form,
.footer-map {
  grid-column: span 2;
}

.contact-form {
  display: grid;
  gap: 10px;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 11px 12px;
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: 6px;
  color: white;
  background: rgba(255, 255, 255, 0.08);
  font: inherit;
}

.bot-field {
  position: absolute;
  left: -10000px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.human-check {
  display: grid;
  gap: 7px;
  color: rgba(255, 255, 255, 0.82);
  font-size: 12px;
  font-weight: 700;
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
  color: rgba(255, 255, 255, 0.64);
}

.contact-form textarea {
  resize: vertical;
}

.contact-form .btn {
  width: fit-content;
  border: 0;
  cursor: pointer;
}

.form-status {
  margin: 0;
  padding: 10px 12px;
  border-radius: 6px;
  color: white;
  background: rgba(255, 255, 255, 0.14);
  font-size: 13px;
  font-weight: 700;
}

.footer-map iframe {
  width: 100%;
  min-height: 245px;
  border: 0;
  border-radius: 7px;
}

.footer-credit {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
  padding-top: 8px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.footer-credit span {
  color: rgba(255, 255, 255, 0.56);
  font-size: 11px;
  font-weight: 600;
}

.footer-credit a {
  margin: 0;
}

.footer-credit img {
  display: block;
  width: 132px;
  max-width: 38vw;
  height: auto;
  opacity: 0.72;
}

@media (max-width: 1180px) {
  html {
    scroll-padding-top: 112px;
  }

  :target {
    scroll-margin-top: 112px;
  }

  .section-anchor {
    scroll-margin-top: 112px;
  }

  .site-header {
    min-height: 92px;
  }

  .brand {
    min-width: auto;
  }

  .brand img {
    width: 68px;
    height: 68px;
  }

  .brand-copy strong {
    font-size: 34px;
  }

  .nav-toggle {
    display: block;
  }

  .main-nav {
    position: absolute;
    top: 100%;
    right: 20px;
    left: 20px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 12px 20px;
    background: white;
    border: 1px solid var(--line);
    border-radius: 7px;
    box-shadow: var(--shadow);
  }

  .main-nav.is-open {
    display: flex;
  }

  .main-nav a {
    padding: 14px 0;
  }
}

@media (max-width: 900px) {
  .levels-section,
  .innovation-section,
  .britanica-section,
  .team-heading,
  .values-section,
  .cta-section,
  .site-footer {
    grid-template-columns: 1fr;
  }

  .section-intro {
    max-width: 620px;
  }

  .levels-grid {
    grid-template-columns: 1fr;
    gap: 44px;
  }

  .innovation-media {
    clip-path: none;
  }

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

  .cta-actions {
    justify-content: flex-start;
  }

  .site-footer {
    gap: 24px;
  }

  .footer-form,
  .footer-map {
    grid-column: auto;
  }

  .footer-credit {
    justify-content: flex-start;
  }
}

@media (max-width: 560px) {
  html {
    scroll-padding-top: 92px;
  }

  :target {
    scroll-margin-top: 92px;
  }

  .section-anchor {
    scroll-margin-top: 92px;
  }

  .site-header {
    padding: 12px 16px;
  }

  .brand-copy span,
  .brand-copy small {
    display: none;
  }

  .brand-copy strong {
    font-size: 30px;
  }

  .hero {
    min-height: 540px;
  }

  .hero-content {
    padding: 54px 20px;
  }

  .britanica-badge {
    display: none;
  }

  .team-row {
    grid-template-columns: 1fr;
  }

  .values-section article {
    grid-template-columns: 1fr;
  }

  .btn,
  .btn-white {
    width: 100%;
  }
}