:root {
  --color-ink: #071624;
  --color-ocean: #0e3f66;
  --color-sky: #1f8ed8;
  --color-foam: #e8f4fb;
  --color-sand: #f5f7fb;
  --color-stone: #5d6b7a;
  --color-line: rgba(7, 22, 36, 0.12);
  --color-card: #ffffff;
  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-sm: 10px;
  --shadow-card: 0 25px 55px rgba(6, 34, 65, 0.08);
  --shadow-soft: 0 18px 40px rgba(17, 78, 119, 0.15);
  --font-sans: "Inter", "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, "Helvetica Neue", Arial, sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--color-ink);
  background-color: var(--color-sand);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
  text-decoration: none;
}

section {
  padding: 5rem 0;
}

.container {
  width: min(1200px, 100% - 3rem);
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(16px);
  background: rgba(245, 247, 251, 0.9);
  border-bottom: 1px solid var(--color-line);
}

.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.25rem 0;
  position: relative;
}

.nav-item {
  position: relative;
}

.nav-parent {
  background: none;
  border: none;
  font: inherit;
  color: var(--color-stone);
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  cursor: pointer;
  padding: 0.25rem 0.5rem;
  border-radius: var(--radius-sm);
  transition: background 150ms ease, color 150ms ease;
}

.nav-parent:focus-visible,
.nav-parent:hover {
  background: rgba(31, 142, 216, 0.08);
  color: var(--color-ocean);
}

.nav-parent::after {
  content: "";
  width: 0.5rem;
  height: 0.5rem;
  border-left: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(-45deg);
  transition: transform 150ms ease;
  margin-top: 0.15rem;
}

.nav-item.is-open .nav-parent::after {
  transform: rotate(135deg);
  margin-top: 0;
}

.nav-submenu {
  position: absolute;
  top: calc(100% + 0.5rem);
  left: 0;
  display: none;
  flex-direction: column;
  gap: 0.5rem;
  padding: 0.85rem 1rem;
  background: var(--color-card);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-line);
  box-shadow: var(--shadow-card);
  min-width: 220px;
  z-index: 20;
}

.nav-submenu a {
  color: var(--color-stone);
  font-size: 0.9rem;
}

.nav-item.is-open .nav-submenu {
  display: flex;
}

.logo {
  font-weight: 600;
  font-size: 1.125rem;
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--color-ocean);
}

.logo__image {
  height: 42px;
  width: auto;
  display: block;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  font-weight: 500;
  font-size: 0.95rem;
}

.nav-links a {
  color: var(--color-stone);
}

.nav-links a:hover {
  color: var(--color-ocean);
}

.nav-toggle {
  display: none;
  background: var(--color-card);
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-line);
  padding: 0.6rem;
}

.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--color-ocean);
  position: relative;
}

.nav-toggle span::before,
.nav-toggle span::after {
  content: "";
  position: absolute;
  width: 100%;
  height: 2px;
  background: inherit;
  left: 0;
}

.nav-toggle span::before {
  top: -6px;
}

.nav-toggle span::after {
  top: 6px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  padding: 0.8rem 1.5rem;
  border-radius: var(--radius-sm);
  border: none;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: transform 150ms ease, box-shadow 150ms ease;
  background: linear-gradient(135deg, var(--color-ocean), var(--color-sky));
  color: var(--color-card);
  box-shadow: var(--shadow-soft);
}

.button:hover {
  transform: translateY(-2px);
}

.button--ghost {
  background: transparent;
  color: var(--color-ocean);
  border: 1px solid rgba(31, 142, 216, 0.5);
  box-shadow: none;
}

.button--ghost:hover {
  border-color: var(--color-ocean);
}

.button--logo {
  padding: 0.6rem 0.9rem;
  gap: 0;
  position: relative;
  animation: logoPulse 4s ease-in-out infinite;
}

.button--logo img {
  height: 24px;
  width: auto;
  display: block;
}

@keyframes logoPulse {
  0% {
    box-shadow: 0 0 0 rgba(31, 142, 216, 0.4);
  }
  50% {
    box-shadow: 0 0 18px rgba(31, 142, 216, 0.35);
  }
  100% {
    box-shadow: 0 0 0 rgba(31, 142, 216, 0.4);
  }
}

.hero {
  background: radial-gradient(circle at 20% 20%, rgba(18, 63, 102, 0.25), transparent),
    linear-gradient(135deg, #fafdff 0%, #eef5fb 60%, #dff1ff 110%);
  padding: 6rem 0 5rem;
}

.hero__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 3rem;
  align-items: stretch;
  margin-bottom: 2.5rem;
}

.hero__visual {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  min-height: 420px;
  height: 100%;
  box-shadow: var(--shadow-soft);
  isolation: isolate;
}

.hero__visual img,
.hero__visual video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.hero__visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(6, 34, 65, 0) 30%, rgba(6, 34, 65, 0.55) 100%);
  z-index: 1;
}

.hero__visual_caption {
  position: absolute;
  left: 1.5rem;
  right: 1.5rem;
  bottom: 1.5rem;
  z-index: 2;
  color: #ffffff;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.hero__eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.15em;
  font-size: 0.8rem;
  color: var(--color-sky);
  font-weight: 600;
}

.hero__title {
  font-size: clamp(2.5rem, 5vw, 3.6rem);
  line-height: 1.1;
  margin: 1rem 0;
  color: var(--color-ink);
}

.hero__lead {
  font-size: 1.15rem;
  color: rgba(7, 22, 36, 0.8);
  margin-bottom: 1.5rem;
}

.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: 1.5rem;
}

.chip {
  background: rgba(31, 142, 216, 0.12);
  color: var(--color-ocean);
  border-radius: 999px;
  padding: 0.35rem 0.75rem;
  font-size: 0.85rem;
  font-weight: 600;
  position: relative;
  cursor: pointer;
  outline: none;
}

.chip::after {
  content: attr(data-tooltip);
  position: absolute;
  left: 50%;
  bottom: calc(100% + 0.4rem);
  transform: translateX(-50%);
  background: var(--color-ink);
  color: #fff;
  padding: 0.45rem 0.65rem;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  line-height: 1.2;
  white-space: normal;
  width: max-content;
  max-width: 220px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 150ms ease, transform 150ms ease;
  box-shadow: 0 10px 20px rgba(7, 22, 36, 0.15);
  z-index: 3;
}

.chip::before {
  content: "";
  position: absolute;
  left: 50%;
  bottom: calc(100% + 0.2rem);
  transform: translateX(-50%);
  border-width: 6px;
  border-style: solid;
  border-color: var(--color-ink) transparent transparent transparent;
  opacity: 0;
  transition: opacity 150ms ease;
  z-index: 3;
}

.chip:focus-visible::after,
.chip:focus-visible::before,
.chip:hover::after,
.chip:hover::before {
  opacity: 1;
  transform: translateX(-50%) translateY(-2px);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2rem;
}

.hero__details {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1.5rem;
}

.hero__detail {
  background: var(--color-card);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  border: 1px solid var(--color-line);
  box-shadow: var(--shadow-card);
}

.hero__detail strong {
  display: block;
  font-size: 1.25rem;
  color: var(--color-ocean);
}

.hero__list {
  list-style: none;
  padding: 0;
  margin: 1.5rem 0;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  color: var(--color-stone);
}

.hero__list li {
  padding-left: 1.5rem;
  position: relative;
}

.hero__list li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: var(--color-sky);
  font-size: 1.2rem;
  line-height: 1;
  top: 0.1rem;
}

.section-heading {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 3rem;
  max-width: 720px;
}

.section-heading h2 {
  font-size: clamp(2rem, 4vw, 2.75rem);
  line-height: 1.2;
  margin: 0;
}

.section-heading p {
  color: var(--color-stone);
  margin: 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
}

.stat-card {
  background: var(--color-card);
  padding: 2rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-line);
  box-shadow: var(--shadow-card);
}

.stat-card strong {
  display: block;
  font-size: 2rem;
  margin-bottom: 0.3rem;
  color: var(--color-ocean);
}

.brand-strip {
  padding: 2.5rem 0;
  background: #ffffff;
  border-bottom: 1px solid var(--color-line);
}

.brand-strip__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.brand-strip__label {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-stone);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.brand-strip__pair {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.5rem 0.9rem;
  border-radius: var(--radius-sm);
  background: #ffffff;
  border: 1px solid rgba(6, 34, 65, 0.15);
  box-shadow: var(--shadow-card);
}

.brand-strip__with {
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-stone);
}

.brand-strip__pair img {
  height: 44px;
  width: auto;
  display: block;
}

.solutions {
  background: var(--color-card);
}

.solutions-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}

.solution-card {
  background: linear-gradient(145deg, #ffffff 0%, #f9fbff 100%);
  border-radius: var(--radius-lg);
  padding: 2rem;
  border: 1px solid rgba(6, 34, 65, 0.08);
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.solution-card h3 {
  margin: 0;
  font-size: 1.25rem;
}

.solution-card ul {
  margin: 0;
  padding-left: 1rem;
  color: var(--color-stone);
  font-size: 0.95rem;
}

.solution-card ul li + li {
  margin-top: 0.4rem;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-ocean);
  background: rgba(31, 142, 216, 0.1);
  border-radius: 999px;
  padding: 0.25rem 0.75rem;
  font-weight: 700;
}

.platform {
  background: var(--color-foam);
}

.platform-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
}

.platform-card {
  background: var(--color-card);
  border-radius: var(--radius-lg);
  padding: 2rem;
  border: 1px solid var(--color-line);
  box-shadow: var(--shadow-card);
}

.platform-card h3 {
  margin-top: 0;
}

.use-cases {
  background: #fefefe;
}

.use-cases-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.25rem;
}

.use-case-card {
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  background: linear-gradient(145deg, #ffffff 0%, #f2f7fb 100%);
  box-shadow: var(--shadow-card);
}

.use-case-card h3 {
  margin: 0 0 0.5rem;
  font-size: 1.15rem;
}

.use-case-card p {
  margin: 0 0 0.75rem;
  color: var(--color-stone);
}

.use-case-card ul {
  margin: 0;
  padding-left: 1rem;
  color: var(--color-stone);
  font-size: 0.9rem;
}

.use-case-card li + li {
  margin-top: 0.35rem;
}

.lippmann {
  background: radial-gradient(circle at top, rgba(18, 63, 102, 0.35), rgba(7, 22, 36, 0.95));
  color: #ffffff;
  padding: 4rem 0;
}

.lippmann__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2.5rem;
  align-items: center;
}

.lippmann__badge {
  display: inline-flex;
  padding: 0.35rem 0.9rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.3);
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.lippmann__grid h2 {
  color: #ffffff;
}

.lippmann__grid p {
  color: rgba(255, 255, 255, 0.9);
}

.lippmann__grid .feature-list li {
  color: rgba(255, 255, 255, 0.9);
}

.lippmann__card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 180px;
  box-shadow: 0 30px 50px rgba(0, 0, 0, 0.35);
}

.lippmann__card img {
  max-width: 420px;
  width: 100%;
  object-fit: contain;
}

.lippmann__example {
  margin-top: 1.75rem;
  padding: 0;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.25);
  background: rgba(6, 34, 65, 0.35);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.25);
}

.lippmann__example-row {
  display: flex;
  gap: 0.9rem;
  padding: 1.1rem 1.25rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 400ms ease, transform 400ms ease;
}

.lippmann__example-row:last-child {
  border-bottom: none;
}

.lippmann__bubble {
  padding: 0.9rem 1rem;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.12);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.08);
}

.lippmann__example-row--prompt .lippmann__bubble {
  background: rgba(255, 255, 255, 0.18);
}

.lippmann__avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.9);
  flex-shrink: 0;
}

.lippmann__example-row--response .lippmann__avatar {
  background: linear-gradient(135deg, var(--color-ocean), var(--color-sky));
  color: #fff;
  position: relative;
}

.lippmann__avatar img {
  width: 36px;
  height: 36px;
  object-fit: cover;
  border-radius: 50%;
}

.lippmann__typing {
  display: none;
  position: absolute;
  bottom: -18px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 24px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.15);
  align-items: center;
  justify-content: center;
  gap: 4px;
}

.lippmann__typing-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #ffffff;
  animation: typingBounce 1s infinite ease-in-out;
}

.lippmann__typing-dot:nth-child(2) {
  animation-delay: 0.15s;
}

.lippmann__typing-dot:nth-child(3) {
  animation-delay: 0.3s;
}

.lippmann__bubble.is-visible,
.lippmann__example-row.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.lippmann__example-response {
  margin: 0;
  color: rgba(255, 255, 255, 0.9);
  font-size: 0.95rem;
  line-height: 1.5;
  opacity: 0;
  transition: opacity 350ms ease;
}

.lippmann__example-response.is-visible {
  opacity: 1;
}

.lippmann__example-row--response.typing .lippmann__typing {
  display: flex;
}

.lippmann__example-row--response.typing .lippmann__bubble {
  opacity: 0.4;
}

.lippmann__example-row--response.typing .lippmann__example-response {
  opacity: 0;
}

@keyframes typingBounce {
  0%, 80%, 100% {
    transform: translateY(0);
    opacity: 0.6;
  }
  40% {
    transform: translateY(-3px);
    opacity: 1;
  }
}
.lippmann__example-prompt,
.lippmann__example-response {
  margin: 0;
  color: rgba(255, 255, 255, 0.9);
  font-size: 0.95rem;
  line-height: 1.5;
}

.feature-list {
  list-style: none;
  padding: 0;
  margin: 1.5rem 0 0;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.feature-list li {
  padding-left: 2rem;
  position: relative;
  color: var(--color-stone);
}

.feature-list li::before {
  content: "";
  position: absolute;
  width: 0.85rem;
  height: 0.85rem;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-ocean), var(--color-sky));
  left: 0;
  top: 0.35rem;
}

.workflow {
  background: var(--color-card);
}

.workflow__steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
  counter-reset: steps;
}

.workflow-diagram {
  position: relative;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
  --workflow-progress: 0%;
}

.workflow__step {
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  background: #fbfdff;
  opacity: 0;
  transform: translateY(15px);
  transition: transform 250ms ease, opacity 250ms ease, box-shadow 250ms ease, border-color 250ms ease, background 250ms ease;
}

.workflow__step.is-visible {
  opacity: 1;
  transform: translateY(0);
  border-color: rgba(31, 142, 216, 0.4);
  box-shadow: 0 20px 40px rgba(6, 34, 65, 0.1);
  background: #ffffff;
}

.workflow-diagram::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  height: 2px;
  background: rgba(31, 142, 216, 0.2);
  transform: translateY(-50%);
  z-index: 0;
}

.workflow-diagram::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 0;
  height: 4px;
  width: var(--workflow-progress);
  background: linear-gradient(90deg, var(--color-sky), var(--color-ocean));
  transform: translateY(-50%);
  border-radius: 999px;
  z-index: 1;
  transition: width 300ms ease;
}

.workflow-diagram__node {
  background: #fff;
  border: 2px solid rgba(31, 142, 216, 0.25);
  border-radius: var(--radius-md);
  padding: 1rem;
  text-align: center;
  font-weight: 600;
  color: var(--color-ocean);
  z-index: 2;
  box-shadow: var(--shadow-card);
  transition: transform 250ms ease, background 250ms ease, color 250ms ease, border-color 250ms ease;
  position: relative;
  overflow: hidden;
}

.workflow-diagram__node::before {
  content: "";
  position: absolute;
  inset: -8px;
  border-radius: inherit;
  border: 2px solid rgba(31, 142, 216, 0.25);
  opacity: 0;
  transform: scale(0.9);
  transition: opacity 250ms ease, transform 250ms ease;
}

.workflow-diagram__node.is-active {
  background: linear-gradient(135deg, var(--color-ocean), var(--color-sky));
  color: #ffffff;
  border-color: var(--color-sky);
  transform: translateY(-6px);
  box-shadow: 0 18px 30px rgba(6, 34, 65, 0.2);
}

.workflow-diagram__node.is-active::before {
  opacity: 1;
  transform: scale(1.05);
  border-color: rgba(255, 255, 255, 0.6);
  animation: workflowPulse 2.5s ease-in-out infinite;
}

.workflow-diagram__node::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at top right, rgba(255, 255, 255, 0.35), transparent 55%);
  opacity: 0;
  transition: opacity 250ms ease;
}

.workflow-diagram__node.is-active::after {
  opacity: 1;
}

@keyframes workflowPulse {
  0% {
    opacity: 0.4;
    transform: scale(1);
  }
  70% {
    opacity: 0;
    transform: scale(1.3);
  }
  100% {
    opacity: 0;
    transform: scale(1.4);
  }
}

.workflow__step h4 {
  margin: 0 0 0.5rem;
  font-size: 1.1rem;
}

.workflow__step p {
  margin: 0;
  color: var(--color-stone);
  font-size: 0.95rem;
}

.workflow__step::before {
  counter-increment: steps;
  content: counter(steps);
  display: inline-flex;
  width: 32px;
  height: 32px;
  border-radius: 999px;
  align-items: center;
  justify-content: center;
  background: rgba(31, 142, 216, 0.15);
  color: var(--color-ocean);
  font-weight: 600;
  margin-bottom: 0.75rem;
}

.cta {
  background: linear-gradient(135deg, var(--color-ocean), #163f5c);
  color: var(--color-card);
  border-radius: var(--radius-lg);
  padding: 3rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 2rem;
  align-items: center;
  box-shadow: var(--shadow-soft);
}

.cta h3 {
  margin: 0 0 0.75rem;
  font-size: 2rem;
}

.cta p {
  margin: 0;
  color: rgba(255, 255, 255, 0.8);
}

.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.cta .button {
  box-shadow: none;
}

.cta .button--ghost {
  border-color: rgba(255, 255, 255, 0.4);
  color: #ffffff;
}

.contact-email {
  margin-top: 1.25rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
}

.copy-email-btn {
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.4);
  border-radius: var(--radius-sm);
  color: #ffffff;
  font-weight: 600;
  padding: 0.5rem 1rem;
  cursor: pointer;
  transition: background 150ms ease, border-color 150ms ease;
}

.copy-email-btn:hover,
.copy-email-btn:focus-visible {
  background: rgba(255, 255, 255, 0.25);
  border-color: #ffffff;
}

.copy-email-feedback {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.85);
  min-width: 140px;
}

.contact-email {
  margin-top: 1.25rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
}

.copy-email-btn {
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.4);
  border-radius: var(--radius-sm);
  color: #ffffff;
  font-weight: 600;
  padding: 0.5rem 1rem;
  cursor: pointer;
  transition: background 150ms ease, border-color 150ms ease;
}

.copy-email-btn:hover,
.copy-email-btn:focus-visible {
  background: rgba(255, 255, 255, 0.25);
  border-color: #ffffff;
}

.copy-email-feedback {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.85);
  min-width: 140px;
}

.site-footer {
  padding: 3rem 0;
  text-align: center;
  color: var(--color-stone);
  font-size: 0.9rem;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.footer-brand img {
  height: 48px;
  width: auto;
}

.subpage-hero {
  padding: 6rem 0 3rem;
  background: linear-gradient(135deg, #fafdff 0%, #dff1ff 100%);
}

.subpage-hero h1 {
  margin-top: 0;
  font-size: clamp(2.25rem, 4vw, 3rem);
}

.subpage-content {
  padding: 3rem 0 5rem;
}

.subpage-content p {
  color: var(--color-stone);
  max-width: 720px;
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}

.team-card {
  background: var(--color-card);
  border-radius: var(--radius-lg);
  padding: 2rem;
  border: 1px solid var(--color-line);
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.team-card__header {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.team-card__img {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid rgba(31, 142, 216, 0.2);
  box-shadow: 0 8px 20px rgba(6, 34, 65, 0.15);
}

.team-card__role {
  font-weight: 600;
  color: var(--color-ocean);
  margin: 0.1rem 0;
}

.team-card ul {
  margin: 0;
  padding-left: 1.2rem;
  color: var(--color-stone);
}

.advisor-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.25rem;
}

.advisor-card {
  border: 1px dashed var(--color-line);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  background: #fdfefe;
}

.advisor-card h3 {
  margin-top: 0;
  color: var(--color-ocean);
}

.advisor-card--person {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}

.advisor-card__img {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid rgba(31, 142, 216, 0.2);
  box-shadow: 0 6px 14px rgba(6, 34, 65, 0.15);
}

.partner-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1.25rem;
}

.partner-logo-card {
  background: #ffffff;
  border: 1px solid rgba(6, 34, 65, 0.12);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  min-height: 150px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-card);
}

.partner-logo-card img {
  width: 100%;
  max-width: 200px;
  max-height: 90px;
  object-fit: contain;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

@media (max-width: 900px) {
  .nav-links {
    position: absolute;
    top: 100%;
    right: 1.5rem;
    left: 1.5rem;
    background: var(--color-card);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-line);
    padding: 1.5rem;
    flex-direction: column;
    align-items: flex-start;
    display: none;
    box-shadow: var(--shadow-card);
  }

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

  .nav-toggle {
    display: inline-flex;
  }

  .nav-item {
    width: 100%;
  }

  .nav-submenu {
    position: static;
    display: none;
    padding-left: 1.5rem;
    background: transparent;
    border: none;
    box-shadow: none;
    margin-top: 0.5rem;
  }

  .nav-item.is-open .nav-submenu {
    display: flex;
  }

  .nav-parent {
    width: 100%;
    justify-content: space-between;
  }
}

@media (max-width: 640px) {
  .workflow-diagram::before {
    display: none;
  }

  .workflow-diagram {
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  }

  .hero__actions {
    flex-direction: column;
  }

  .cta {
    padding: 2rem;
  }
}