:root {
  --color-ink-950: #08111f;
  --color-ink-900: #101a2f;
  --color-ink-700: #33415c;
  --color-ink-600: #526078;
  --color-ink-100: #edf2f8;
  --color-ink-50: #f8fbff;
  --color-blue-700: #1d4ed8;
  --color-blue-600: #2563eb;
  --color-blue-100: #dbeafe;
  --color-cyan-400: #22d3ee;
  --color-green-500: #22c55e;
  --color-white: #ffffff;
  --shadow-card: 0 24px 70px rgb(8 17 31 / 0.1);
  --shadow-soft: 0 16px 42px rgb(37 99 235 / 0.16);

  color: var(--color-ink-700);
  background: var(--color-ink-50);
  font-family:
    Inter,
    ui-sans-serif,
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    sans-serif;
  font-synthesis: none;
  line-height: 1.5;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
}

a {
  color: inherit;
}

button,
a,
summary {
  -webkit-tap-highlight-color: transparent;
}

:focus-visible {
  outline: 3px solid var(--color-cyan-400);
  outline-offset: 4px;
}

* {
  box-sizing: border-box;
}
#root {
  min-height: 100vh;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  isolation: isolate;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  width: 100%;
  margin: 0;
  padding: 1rem max(1rem, calc((100% - 1180px) / 2));
}

.site-header::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background: rgb(248 251 255 / 0.78);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

.site-header > * {
  position: relative;
  z-index: 1;
}

.brand,
.site-nav,
.site-header__actions,
.language-switcher,
.button,
.hero-section__proof,
.metric-card,
.timeline__item {
  display: flex;
  align-items: center;
}

.brand {
  gap: 0.7rem;
  color: var(--color-ink-950);
  font-weight: 800;
  text-decoration: none;
}

.brand__mark {
  display: grid;
  width: 2.4rem;
  height: 2.4rem;
  place-items: center;
  border-radius: 0.9rem;
  color: var(--color-white);
  background: linear-gradient(
    135deg,
    var(--color-blue-700),
    var(--color-cyan-400)
  );
  box-shadow: var(--shadow-soft);
}

.site-nav {
  gap: 1.25rem;
  color: var(--color-ink-600);
  font-size: 0.95rem;
  font-weight: 650;
}

.site-nav a {
  text-decoration: none;
}

.site-nav a:hover {
  color: var(--color-blue-700);
}

.site-header__actions {
  gap: 0.75rem;
}

.language-switcher {
  gap: 0.2rem;
  padding: 0.2rem;
  border: 1px solid rgb(82 96 120 / 0.18);
  border-radius: 999px;
  background: rgb(255 255 255 / 0.72);
}

.language-switcher__button {
  min-width: 2.45rem;
  min-height: 2.25rem;
  border: 0;
  border-radius: 999px;
  color: var(--color-ink-600);
  background: transparent;
  cursor: pointer;
  font: inherit;
  font-size: 0.82rem;
  font-weight: 850;
}

.language-switcher__button:hover,
.language-switcher__button--active {
  color: var(--color-white);
  background: var(--color-blue-700);
}

.button {
  justify-content: center;
  min-height: 2.9rem;
  padding: 0.8rem 1.15rem;
  border: 1px solid transparent;
  border-radius: 999px;
  font-weight: 800;
  text-decoration: none;
  transition:
    transform 180ms ease,
    border-color 180ms ease,
    box-shadow 180ms ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button--primary {
  color: var(--color-white);
  background: linear-gradient(
    135deg,
    var(--color-blue-700),
    var(--color-blue-600)
  );
  box-shadow: var(--shadow-soft);
}

.button--secondary {
  color: var(--color-ink-900);
  background: rgb(255 255 255 / 0.82);
  border-color: rgb(82 96 120 / 0.18);
}

.hero-section {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
  gap: 3rem;
  width: min(1180px, calc(100% - 2rem));
  margin: 0 auto;
  padding: 5.5rem 0 4rem;
}

.hero-section__content,
.section__header,
.pilot-cta {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.eyebrow {
  margin: 0 0 0.8rem;
  color: var(--color-blue-700);
  font-size: 0.8rem;
  font-weight: 850;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2,
h3 {
  color: var(--color-ink-950);
  letter-spacing: -0.04em;
  line-height: 1.02;
}

h1 {
  max-width: 11ch;
  margin-bottom: 1.2rem;
  font-size: clamp(3.4rem, 7vw, 6.7rem);
}

h2 {
  max-width: 13ch;
  margin-bottom: 1rem;
  font-size: clamp(2.3rem, 5vw, 4.7rem);
}

h3 {
  margin-bottom: 0.85rem;
  font-size: 1.35rem;
}

.hero-section__description,
.section__description,
.pilot-cta p {
  max-width: 42rem;
  color: var(--color-ink-600);
  font-size: 1.12rem;
}

.hero-section__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 1.8rem;
}

.hero-section__proof {
  flex-wrap: wrap;
  gap: 0.75rem;
  padding: 0;
  margin: 1.5rem 0 0;
  list-style: none;
}

.hero-section__proof li,
.trust-list li {
  border: 1px solid rgb(37 99 235 / 0.14);
  border-radius: 999px;
  padding: 0.55rem 0.8rem;
  background: rgb(255 255 255 / 0.72);
  color: var(--color-ink-700);
  font-size: 0.92rem;
  font-weight: 700;
}

.hero-section__proof li::before,
.trust-list li::before {
  content: "✓";
  margin-right: 0.45rem;
  color: var(--color-green-500);
}

.hero-panel {
  align-self: center;
  overflow: hidden;
  border: 1px solid rgb(255 255 255 / 0.7);
  border-radius: 2rem;
  background:
    linear-gradient(180deg, rgb(255 255 255 / 0.9), rgb(255 255 255 / 0.62)),
    radial-gradient(circle at 10% 0%, rgb(34 211 238 / 0.26), transparent 34%);
  box-shadow: var(--shadow-card);
}

.hero-panel__bar {
  display: flex;
  gap: 0.45rem;
  padding: 1rem;
  border-bottom: 1px solid rgb(82 96 120 / 0.1);
}

.hero-panel__bar span {
  width: 0.7rem;
  height: 0.7rem;
  border-radius: 50%;
  background: rgb(82 96 120 / 0.28);
}

.hero-panel__body {
  padding: 1.2rem;
}

.hero-panel__label {
  margin-bottom: 1rem;
  color: var(--color-ink-600);
  font-size: 0.88rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.workflow-card {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem;
  border: 1px solid rgb(82 96 120 / 0.1);
  border-radius: 1.2rem;
  margin-top: 0.75rem;
  background: var(--color-white);
}

.workflow-card--active {
  border-color: rgb(37 99 235 / 0.28);
  box-shadow: 0 16px 36px rgb(37 99 235 / 0.12);
}

.workflow-card span {
  color: var(--color-ink-700);
}

.workflow-card strong {
  color: var(--color-blue-700);
  white-space: nowrap;
}

.metric-strip {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-top: 1rem;
}

.metric-card {
  align-items: flex-start;
  flex-direction: column;
  min-height: 11rem;
  padding: 1.25rem;
  border: 1px solid rgb(82 96 120 / 0.12);
  border-radius: 1.4rem;
  background: var(--color-white);
  box-shadow: 0 10px 30px rgb(8 17 31 / 0.05);
}

.metric-card strong {
  color: var(--color-ink-950);
  font-size: 2rem;
  line-height: 1;
}

.metric-card span {
  margin: 0.65rem 0;
  color: var(--color-ink-900);
  font-weight: 850;
}

.metric-card p,
.card p,
.timeline__item p,
.faq-item p {
  margin-bottom: 0;
  color: var(--color-ink-600);
}

.section {
  padding: 5rem max(1rem, calc((100% - 1180px) / 2));
}

.section--muted {
  background: var(--color-white);
}

.section--dark {
  background: var(--color-ink-950);
}

.section--dark h2,
.section--dark .section__description {
  color: var(--color-white);
}

.section--dark .eyebrow {
  color: var(--color-cyan-400);
}

.section__header {
  margin-bottom: 2rem;
}

.problem-grid,
.pillar-grid,
.use-case-grid {
  display: grid;
  gap: 1rem;
}

.problem-grid,
.use-case-grid {
  grid-template-columns: repeat(4, 1fr);
}

.pillar-grid {
  grid-template-columns: repeat(3, 1fr);
}

.card {
  min-height: 100%;
  padding: 1.35rem;
  border: 1px solid rgb(82 96 120 / 0.12);
  border-radius: 1.35rem;
  background: rgb(255 255 255 / 0.8);
  box-shadow: 0 10px 30px rgb(8 17 31 / 0.04);
}

.problem-card span {
  display: block;
  margin-bottom: 1.8rem;
  color: var(--color-blue-700);
  font-size: 0.82rem;
  font-weight: 900;
  letter-spacing: 0.1em;
}

.timeline {
  display: grid;
  gap: 0.75rem;
  max-width: 56rem;
  padding: 0;
  margin: 0;
  list-style: none;
}

.timeline__item {
  gap: 1rem;
  padding: 1rem;
  border: 1px solid rgb(82 96 120 / 0.12);
  border-radius: 1.2rem;
  background: var(--color-white);
}

.timeline__item span {
  display: grid;
  flex: 0 0 auto;
  width: 2.6rem;
  height: 2.6rem;
  place-items: center;
  border-radius: 50%;
  background: var(--color-blue-100);
  color: var(--color-blue-700);
  font-weight: 900;
}

.trust-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  padding: 0;
  margin: 0;
  list-style: none;
}

.trust-list li {
  color: var(--color-white);
  background: rgb(255 255 255 / 0.08);
  border-color: rgb(255 255 255 / 0.14);
}

.faq-list {
  display: grid;
  gap: 0.85rem;
  max-width: 56rem;
}

.faq-item {
  padding: 1rem 1.2rem;
  border: 1px solid rgb(82 96 120 / 0.12);
  border-radius: 1rem;
  background: var(--color-white);
}

.faq-item summary {
  cursor: pointer;
  color: var(--color-ink-950);
  font-weight: 850;
}

.faq-item p {
  margin-top: 0.8rem;
}

.pilot-cta {
  width: min(1180px, calc(100% - 2rem));
  margin: 0 auto 4rem;
  padding: 3rem;
  border-radius: 2rem;
  background:
    radial-gradient(circle at 88% 8%, rgb(34 211 238 / 0.25), transparent 30%),
    linear-gradient(135deg, var(--color-ink-950), var(--color-ink-900));
  box-shadow: var(--shadow-card);
}

.pilot-cta h2,
.pilot-cta p {
  color: var(--color-white);
}

.pilot-cta .button--secondary {
  color: var(--color-white);
  background: rgb(255 255 255 / 0.09);
  border-color: rgb(255 255 255 / 0.22);
}

@media (max-width: 900px) {
  .site-nav,
  .site-header__cta {
    display: none;
  }

  .site-header__actions {
    margin-left: auto;
  }

  .hero-section,
  .metric-strip,
  .problem-grid,
  .pillar-grid,
  .use-case-grid {
    grid-template-columns: 1fr;
  }

  .hero-section {
    padding-top: 3rem;
  }

  .section {
    padding-top: 3.5rem;
    padding-bottom: 3.5rem;
  }

  .pilot-cta {
    padding: 2rem;
  }
}

@media (max-width: 560px) {
  .hero-section__actions,
  .button {
    width: 100%;
  }

  .hero-panel {
    border-radius: 1.4rem;
  }

  .workflow-card {
    flex-direction: column;
  }
}