:root {
  --dust-grey: #ccdbdc;
  --background: #edfcfd;
  --surface: #e2f1f2;
  --surface-high: #dcebec;
  --surface-variant: #d6e5e6;
  --frosted-blue: #9ad1d4;
  --frosted-blue-alt: #80ced7;
  --deep-space-blue: #003249;
  --deep-primary: #001c2b;
  --copy: #42515b;
  --line: rgba(0, 50, 73, 0.12);
  --line-strong: rgba(0, 50, 73, 0.2);
  --cerulean: #007ea7;
  --cerulean-dark: #006688;
  --white: #ffffff;
  --container: 1440px;
  --edge: 80px;
  --gutter: 32px;
  --stack-md: 40px;
  --stack-lg: 80px;
  --stack-xl: 160px;
  --radius-sm: 4px;
  --radius-md: 8px;
  --header-height: 96px;
}

*,
*::before,
*::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Inter", sans-serif;
  background: var(--dust-grey);
  color: var(--deep-primary);
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }

.shell {
  width: min(calc(100% - (var(--edge) * 2)), var(--container));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(204, 219, 220, 0.82);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(0, 50, 73, 0.08);
}
.site-header__inner {
  min-height: var(--header-height);
  display: flex;
  align-items: center;
  gap: 24px;
}
.brand__logo { width: 220px; height: auto; }
.brand__logo--footer { width: 210px; filter: brightness(0) invert(1); margin-bottom: 18px; }

.primary-nav {
  display: flex;
  align-items: center;
  gap: 26px;
  margin-left: auto;
}
.primary-nav a,
.eyebrow,
.service-card__eyebrow,
.site-footer h3,
.contact-form span,
.contact-details h2 {
  text-transform: uppercase;
  letter-spacing: 0.1em;
}
.primary-nav a {
  position: relative;
  font-size: 0.76rem;
  font-weight: 700;
  color: var(--deep-space-blue);
  opacity: 0.7;
  padding-bottom: 8px;
}
.primary-nav a:hover,
.primary-nav a[aria-current="page"] {
  color: var(--cerulean);
  opacity: 1;
}
.primary-nav a[aria-current="page"]::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  background: currentColor;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  padding: 0 22px;
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  transition: background-color 180ms ease, color 180ms ease, border-color 180ms ease, transform 180ms ease;
}
.button:hover { transform: translateY(-1px); }
.button--primary { background: var(--cerulean); color: var(--white); }
.button--primary:hover { background: var(--cerulean-dark); }
.button--secondary { border-color: var(--deep-space-blue); color: var(--deep-space-blue); background: transparent; }
.button--secondary:hover { background: var(--deep-space-blue); color: var(--white); }

.lang-switch {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px;
  border: 1px solid rgba(0, 50, 73, 0.12);
  border-radius: 999px;
  background: rgba(237, 252, 253, 0.6);
}

.lang-switch__link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 46px;
  height: 34px;
  padding: 0 10px;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--deep-space-blue);
  opacity: 0.72;
}

.lang-switch__link--active {
  background: var(--deep-space-blue);
  color: #fff;
  opacity: 1;
}

.nav-toggle {
  display: none;
  margin-left: auto;
  width: 48px;
  height: 48px;
  border: 0;
  background: transparent;
  cursor: pointer;
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  margin: 6px auto;
  background: var(--deep-space-blue);
}

.hero { padding-top: 60px; padding-bottom: var(--stack-xl); }
.hero__grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: var(--gutter);
  align-items: start;
}
.hero__grid--home { align-items: end; }
.hero__content { grid-column: 1 / span 7; }
.hero__panel { grid-column: 8 / span 5; }
.hero__grid--single .hero__content { grid-column: 1 / span 9; }
.hero__visual {
  grid-column: 9 / span 4;
  min-height: 520px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(0, 50, 73, 0.08);
}
.hero__visual--architecture {
  background:
    linear-gradient(rgba(0,50,73,0.12), rgba(0,50,73,0.12)),
    linear-gradient(135deg, rgba(154,209,212,0.95), rgba(0,126,167,0.32)),
    repeating-linear-gradient(90deg, transparent 0 42px, rgba(255,255,255,0.35) 42px 44px),
    repeating-linear-gradient(0deg, transparent 0 42px, rgba(255,255,255,0.22) 42px 44px);
}
.hero__visual--bars {
  background:
    linear-gradient(180deg, rgba(154,209,212,0.7), rgba(154,209,212,0.96)),
    linear-gradient(transparent 0 68%, rgba(0,50,73,0.08) 68%),
    linear-gradient(90deg, transparent 0 18%, rgba(0,126,167,0.15) 18% 28%, transparent 28% 34%, rgba(0,126,167,0.35) 34% 44%, transparent 44% 50%, rgba(0,126,167,0.7) 50% 62%, transparent 62%);
}

.eyebrow {
  margin: 0 0 18px;
  font-size: 0.74rem;
  font-weight: 700;
  color: var(--cerulean);
}
h1, h2, h3, p, ul, blockquote { margin: 0; }
h1 {
  font-size: clamp(3.8rem, 9vw, 7.5rem);
  line-height: 0.95;
  letter-spacing: -0.05em;
  color: var(--deep-primary);
  max-width: 12ch;
}
h2 {
  font-size: clamp(2.3rem, 5vw, 4rem);
  line-height: 1.03;
  letter-spacing: -0.03em;
}
h3 {
  font-size: clamp(1.35rem, 2.4vw, 2rem);
  line-height: 1.12;
  letter-spacing: -0.02em;
}
.hero__lede,
.service-card p,
.persona-card p,
.cta-panel p,
.compare-list li,
.proof-copy p,
.step-card p,
.testimonial-card p,
.contact-details p,
.contact-form input,
.contact-form textarea,
.contact-form select,
.registration-card p,
.speaker-panel p,
.site-footer p {
  font-size: 1.03rem;
  line-height: 1.7;
  color: var(--copy);
}
.hero__lede { max-width: 42rem; margin-top: 28px; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 16px; margin-top: 36px; }

.metric-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  padding: 26px;
  background: rgba(237,252,253,0.46);
  border-radius: var(--radius-md);
  border: 1px solid rgba(0,50,73,0.06);
}
.metric-list article,
.metric-band article,
.countdown-grid article {
  padding-left: 18px;
  border-left: 1px solid var(--line);
}
.metric-list strong,
.metric-band strong,
.countdown-grid strong,
.proof-stat,
.pricing-card__price {
  display: block;
  font-size: clamp(2rem, 4vw, 3.3rem);
  line-height: 1;
  letter-spacing: -0.04em;
  color: var(--deep-space-blue);
}
.metric-list span,
.metric-band span,
.countdown-grid span,
.proof-copy .eyebrow,
.site-footer p {
  display: block;
  margin-top: 8px;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.section { padding-bottom: var(--stack-xl); }
.section--band { background: linear-gradient(180deg, rgba(154,209,212,0.92), rgba(220,235,236,0.78)); padding-top: var(--stack-xl); }
.section--rule { padding-top: var(--stack-lg); border-top: 1px solid var(--line); }
.section--quote { background: rgba(214,229,230,0.7); }
.quote-panel { display: flex; justify-content: center; align-items: center; min-height: 340px; text-align: center; }
.quote-panel blockquote {
  max-width: 22ch;
  font-size: clamp(2rem, 4vw, 3.6rem);
  line-height: 1.06;
  letter-spacing: -0.03em;
  font-style: italic;
  color: var(--deep-space-blue);
}

.section-heading { display: grid; gap: 18px; margin-bottom: 46px; }
.card-grid { display: grid; gap: var(--gutter); }
.card-grid--two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.card-grid--three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.card-grid--four { grid-template-columns: repeat(4, minmax(0, 1fr)); }

.persona-card,
.service-card,
.step-card,
.pricing-card,
.testimonial-card,
.compare-card,
.registration-card,
.form-panel,
.speaker-panel,
.cta-panel,
.proof-grid,
.contact-layout,
.form-callout {
  border-radius: var(--radius-md);
}

.persona-card,
.service-card,
.step-card,
.pricing-card,
.testimonial-card {
  display: grid;
  gap: 16px;
  padding: 34px;
  background: rgba(237,252,253,0.52);
  border: 1px solid rgba(0,50,73,0.06);
  transition: background-color 180ms ease, border-color 180ms ease, transform 180ms ease;
}
.persona-card:hover,
.service-card:hover,
.step-card:hover,
.pricing-card:hover,
.testimonial-card:hover {
  background: rgba(128,206,215,0.38);
  border-color: rgba(0,50,73,0.12);
  transform: translateY(-2px);
}
.persona-card span,
.service-card__eyebrow {
  font-size: 0.72rem;
  font-weight: 700;
}
.persona-card p { font-style: italic; color: var(--deep-space-blue); }

.split-compare {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--gutter);
}
.compare-card {
  padding: 40px;
  background: rgba(237,252,253,0.46);
  border: 1px solid rgba(0,50,73,0.08);
}
.compare-card--positive {
  background: rgba(154,209,212,0.8);
  border-left: 4px solid var(--cerulean);
}
.compare-list {
  list-style: none;
  padding: 0;
  margin-top: 24px;
  display: grid;
  gap: 16px;
}
.compare-list li::before {
  display: inline-block;
  width: 1.2em;
  margin-right: 8px;
  font-weight: 800;
}
.compare-list--negative li::before { content: "×"; color: #ba1a1a; }
.compare-list--positive li::before { content: "✓"; color: var(--cerulean-dark); }

.proof-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: var(--gutter);
  align-items: center;
}
.proof-grid--inverse .proof-copy { grid-column: 1 / span 6; }
.proof-grid--inverse .proof-visual { grid-column: 8 / span 5; }
.proof-grid--dark { padding: 40px; background: var(--deep-primary); color: var(--white); }
.proof-grid--dark .proof-copy h2,
.proof-grid--dark .proof-copy p,
.proof-grid--dark .proof-stat { color: var(--white); }
.proof-visual {
  grid-column: 1 / span 5;
  min-height: 380px;
  border-radius: var(--radius-md);
  background: rgba(154,209,212,0.76);
  border: 1px solid rgba(0,50,73,0.06);
}
.proof-copy { grid-column: 7 / span 6; }
.proof-stat { margin-top: 24px; }
.proof-visual--growth {
  background:
    linear-gradient(180deg, rgba(154,209,212,0.85), rgba(128,206,215,0.95)),
    linear-gradient(90deg, transparent 0 15%, rgba(255,255,255,0.25) 15% 16%, transparent 16% 31%, rgba(255,255,255,0.18) 31% 32%, transparent 32% 100%);
  position: relative;
}
.proof-visual--growth::after,
.proof-visual--dashboard::after,
.proof-visual--network::after {
  content: "";
  position: absolute;
  inset: 22px;
  border-left: 2px solid rgba(0,50,73,0.3);
  border-bottom: 2px solid rgba(0,50,73,0.3);
}
.proof-visual--growth::before {
  content: "";
  position: absolute;
  left: 58px;
  right: 58px;
  bottom: 70px;
  top: 80px;
  background: linear-gradient(135deg, transparent 0 18%, rgba(0,50,73,0.68) 18% 19%, transparent 19% 40%, rgba(0,50,73,0.68) 40% 41%, transparent 41% 63%, rgba(0,50,73,0.68) 63% 64%, transparent 64% 100%);
}
.proof-visual--network {
  background:
    radial-gradient(circle at 20% 30%, rgba(0,50,73,0.3) 0 8px, transparent 9px),
    radial-gradient(circle at 70% 25%, rgba(0,50,73,0.3) 0 8px, transparent 9px),
    radial-gradient(circle at 48% 62%, rgba(0,50,73,0.3) 0 8px, transparent 9px),
    linear-gradient(180deg, rgba(154,209,212,0.92), rgba(128,206,215,0.88));
}
.proof-visual--dashboard {
  background:
    linear-gradient(180deg, rgba(0,50,73,0.08), rgba(0,50,73,0.08)),
    linear-gradient(135deg, rgba(154,209,212,0.92), rgba(0,126,167,0.42));
}
.proof-visual--warehouse {
  background:
    linear-gradient(rgba(255,255,255,0.08), rgba(255,255,255,0.08)),
    repeating-linear-gradient(90deg, rgba(255,255,255,0.15) 0 12%, transparent 12% 24%),
    linear-gradient(135deg, rgba(128,206,215,0.35), rgba(255,255,255,0.06));
}

.metric-band,
.countdown-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--gutter);
}
.countdown-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); margin-top: 36px; }
.countdown-grid article {
  background: var(--deep-space-blue);
  color: var(--white);
  padding: 24px 18px;
  border-left: 0;
  border-radius: var(--radius-sm);
}
.countdown-grid strong,
.countdown-grid span { color: var(--white); }

.step-card span {
  display: block;
  font-size: 3rem;
  line-height: 1;
  color: rgba(0,50,73,0.22);
  letter-spacing: -0.04em;
}

.cta-panel,
.form-callout {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 40px;
  padding: 42px;
  background: rgba(237,252,253,0.56);
  border: 1px solid rgba(0,50,73,0.08);
}
.form-callout { align-items: center; background: rgba(237,252,253,0.46); }

.contact-layout,
.content-form-grid,
.speaker-panel {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: var(--gutter);
}
.contact-copy { grid-column: 1 / span 5; }
.form-panel { grid-column: 7 / span 6; padding: 40px; background: rgba(154,209,212,0.84); border: 1px solid rgba(0,50,73,0.08); }
.contact-details { display: grid; gap: 28px; margin-top: 54px; }
.contact-details h2,
.contact-form span { margin-bottom: 10px; font-size: 0.72rem; font-weight: 700; color: var(--deep-space-blue); }
.contact-form { display: grid; gap: 24px; }
.compact-form { gap: 18px; margin-top: 20px; }
.form-row { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; }
.contact-form label { display: grid; }
.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  border: 0;
  border-bottom: 2px solid rgba(0,50,73,0.22);
  background: transparent;
  padding: 12px 0;
  color: var(--deep-primary);
  outline: none;
}
.contact-form textarea {
  resize: vertical;
  min-height: 120px;
}
.contact-form input:focus,
.contact-form textarea:focus,
.contact-form select:focus { border-color: var(--cerulean); }
.form-actions { display: flex; justify-content: flex-end; }

.pricing-card { background: rgba(255,255,255,0.76); }
.pricing-card--featured { border: 2px solid var(--cerulean); transform: translateY(-8px); }
.pricing-card ul { list-style: none; padding: 0; display: grid; gap: 14px; margin: 20px 0 28px; }
.pricing-card__price span { font-size: 1rem; letter-spacing: 0; }

.testimonial-card blockquote {
  font-size: 1.5rem;
  line-height: 1.24;
  letter-spacing: -0.02em;
  color: var(--deep-space-blue);
}
.testimonial-card p { font-size: 0.82rem; text-transform: uppercase; letter-spacing: 0.12em; color: var(--copy); }

.content-form-grid > :first-child { grid-column: 1 / span 7; }
.registration-card {
  grid-column: 9 / span 4;
  padding: 34px;
  background: rgba(255,255,255,0.8);
  border: 1px solid rgba(0,50,73,0.08);
}
.syllabus-list { display: grid; gap: 18px; }
.syllabus-list article {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 16px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
}
.syllabus-list span {
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  color: var(--cerulean);
}

.speaker-panel__visual {
  grid-column: 1 / span 4;
  min-height: 360px;
  border-radius: var(--radius-md);
  background:
    linear-gradient(rgba(0,50,73,0.08), rgba(0,50,73,0.08)),
    radial-gradient(circle at 50% 30%, rgba(255,255,255,0.38), transparent 24%),
    linear-gradient(180deg, rgba(154,209,212,0.86), rgba(0,126,167,0.34));
}
.speaker-panel__visual--executive {
  background:
    linear-gradient(rgba(0,50,73,0.08), rgba(0,50,73,0.08)),
    radial-gradient(circle at 48% 26%, rgba(255,255,255,0.32), transparent 20%),
    linear-gradient(180deg, rgba(214,229,230,0.86), rgba(128,206,215,0.54));
}
.speaker-panel > :last-child { grid-column: 6 / span 7; align-self: center; }

.site-footer {
  margin-top: 100px;
  background: var(--deep-space-blue);
  color: rgba(204,219,220,0.8);
  padding: 64px 0;
}
.site-footer__grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr 1fr;
  gap: 28px;
}
.site-footer h3 {
  margin-bottom: 16px;
  color: var(--white);
  font-size: 0.78rem;
}
.site-footer a,
.site-footer p {
  display: block;
  margin-bottom: 10px;
  font-size: 0.88rem;
  line-height: 1.6;
}
.site-footer a:hover { color: var(--white); }

@media (max-width: 1100px) {
  :root { --edge: 40px; }
  .hero__content,
  .hero__panel,
  .hero__visual,
  .contact-copy,
  .form-panel,
  .proof-visual,
  .proof-copy,
  .content-form-grid > :first-child,
  .registration-card,
  .speaker-panel__visual,
  .speaker-panel > :last-child {
    grid-column: 1 / -1;
  }
  .card-grid--three,
  .card-grid--four,
  .metric-band,
  .countdown-grid,
  .site-footer__grid,
  .cta-panel,
  .form-callout,
  .split-compare {
    grid-template-columns: 1fr;
  }
  .proof-grid,
  .content-form-grid,
  .speaker-panel { grid-template-columns: repeat(12, minmax(0, 1fr)); }
  .hero__visual { min-height: 340px; }
}

@media (max-width: 820px) {
  :root {
    --edge: 20px;
    --header-height: 88px;
    --stack-xl: 112px;
    --stack-lg: 64px;
  }
  .brand__logo { width: 182px; }
  .header-cta { display: none; }
  .nav-toggle { display: inline-block; }
  .site-header__inner { flex-wrap: wrap; padding: 18px 0; }
  .primary-nav {
    display: none;
    flex-basis: 100%;
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
    padding-top: 14px;
    border-top: 1px solid rgba(0,50,73,0.08);
  }
  .primary-nav.is-open { display: flex; }
  h1 { font-size: clamp(3.2rem, 15vw, 5.2rem); max-width: none; }
  .hero { padding-top: 38px; }
  .metric-list,
  .card-grid--two,
  .form-row { grid-template-columns: 1fr; }
}