:root {
  --color-background: #060b23;
  --color-surface: rgba(12, 18, 49, 0.8);
  --color-surface-dark: rgba(5, 9, 28, 0.92);
  --color-card: rgba(16, 24, 63, 0.9);
  --color-primary: #5b8dff;
  --color-primary-strong: #3662ff;
  --color-accent: #52d6ff;
  --color-text: #e3e9ff;
  --color-muted: #9096b5;
  --color-border: rgba(120, 143, 255, 0.2);
  --shadow-large: 0 30px 80px rgba(16, 24, 63, 0.35);
  --shadow-medium: 0 20px 40px rgba(13, 20, 54, 0.25);
  --radius-large: 24px;
  --radius-medium: 16px;
  --radius-small: 12px;
  --max-width: 1180px;
  color-scheme: dark;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: radial-gradient(circle at top left, rgba(91, 141, 255, 0.15), rgba(6, 11, 35, 0.9) 45%, rgba(4, 8, 24, 1)), #040818;
  color: var(--color-text);
  line-height: 1.6;
  letter-spacing: 0.01em;
}

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

a:hover,
 a:focus {
  color: var(--color-accent);
}

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

p {
  margin: 0 0 1rem;
  color: var(--color-muted);
}

h1,
 h2,
 h3 {
  font-family: 'Plus Jakarta Sans', 'Inter', sans-serif;
  color: var(--color-text);
  margin-top: 0;
}

h1 {
  font-size: clamp(2.6rem, 5vw, 3.8rem);
  line-height: 1.1;
}

h2 {
  font-size: clamp(2rem, 3vw, 2.8rem);
  line-height: 1.15;
}

h3 {
  font-size: clamp(1.2rem, 2vw, 1.6rem);
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.76rem;
  font-weight: 600;
  color: var(--color-accent);
  display: inline-block;
  margin-bottom: 1.2rem;
}

.container {
  width: min(var(--max-width), calc(100% - 3rem));
  margin: 0 auto;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.8rem 1.6rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.98rem;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
  cursor: pointer;
  border: 1px solid transparent;
}

.btn--primary {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-strong));
  color: #fff;
  box-shadow: 0 16px 40px rgba(91, 141, 255, 0.35);
}

.btn--primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 20px 48px rgba(91, 141, 255, 0.4);
}

.btn--ghost {
  border-color: rgba(130, 148, 240, 0.35);
  background: rgba(11, 16, 40, 0.6);
  color: var(--color-text);
}

.btn--ghost:hover {
  border-color: rgba(130, 148, 240, 0.6);
  background: rgba(16, 24, 63, 0.8);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  backdrop-filter: blur(16px);
  background: rgba(4, 7, 24, 0.88);
  border-bottom: 1px solid rgba(91, 141, 255, 0.12);
}

.site-header.is-condensed {
  background: rgba(4, 7, 24, 0.95);
  border-color: rgba(91, 141, 255, 0.2);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.1rem 0;
}

.logo {
  font-family: 'Plus Jakarta Sans', 'Inter', sans-serif;
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.nav {
  display: flex;
  align-items: center;
  gap: 2rem;
  font-size: 0.95rem;
  color: var(--color-muted);
}

.nav a {
  position: relative;
  padding: 0.4rem 0;
}

.nav a::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -0.25rem;
  width: 100%;
  height: 2px;
  transform-origin: left;
  transform: scaleX(0);
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  transition: transform 0.2s ease;
  opacity: 0.9;
}

.nav a:hover::after,
.nav a:focus::after,
.nav a.is-active::after {
  transform: scaleX(1);
}

.header__cta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 0.35rem;
  background: none;
  border: none;
  padding: 0.4rem;
  cursor: pointer;
}

.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--color-text);
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.nav--mobile {
  display: none;
  flex-direction: column;
  gap: 1.1rem;
  padding: 1.4rem;
  background: rgba(6, 10, 32, 0.96);
  border-top: 1px solid rgba(91, 141, 255, 0.14);
}

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

.hero {
  padding: 6rem 0 4rem;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at top right, rgba(82, 214, 255, 0.18), transparent 45%), radial-gradient(circle at 20% 30%, rgba(91, 141, 255, 0.22), transparent 58%);
  z-index: 0;
}

.hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 3.5rem;
  align-items: center;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.hero__content {
  max-width: 520px;
}

.hero__content > p {
  font-size: 1.05rem;
}

.hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin: 2rem 0 2.2rem;
}

.hero__proof {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.4rem;
}

.hero__proof div {
  background: rgba(10, 15, 40, 0.65);
  border: 1px solid rgba(91, 141, 255, 0.16);
  border-radius: var(--radius-medium);
  padding: 1.2rem 1.1rem;
  box-shadow: var(--shadow-medium);
}

.hero__proof strong {
  display: block;
  font-size: 1.6rem;
  font-weight: 700;
  margin-bottom: 0.35rem;
  color: #fff;
}

.hero__visual {
  position: relative;
  display: grid;
  gap: 1.4rem;
  justify-items: flex-start;
}

.visual-card {
  background: var(--color-card);
  backdrop-filter: blur(18px);
  border-radius: var(--radius-large);
  border: 1px solid rgba(91, 141, 255, 0.18);
  padding: 1.6rem;
  box-shadow: var(--shadow-large);
  width: min(340px, 100%);
  position: relative;
  overflow: hidden;
}

.visual-card--primary {
  transform: translateX(8%) rotate(-1.5deg);
}

.visual-card--secondary {
  transform: translateX(40%) rotate(2deg);
}

.visual-card--tertiary {
  transform: translateX(12%) rotate(1deg);
}

.visual-card__title {
  font-weight: 600;
  margin-bottom: 0.8rem;
}

.visual-card__value {
  font-size: 3rem;
  font-weight: 700;
  margin-bottom: 0.6rem;
}

.visual-card__trend {
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
  color: var(--color-muted);
}

.trend-up {
  color: #7cffad;
  font-weight: 600;
}

.visual-card__tags {
  margin-top: 1.25rem;
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.visual-card__tags span {
  padding: 0.3rem 0.8rem;
  border-radius: 999px;
  background: rgba(91, 141, 255, 0.14);
  font-size: 0.76rem;
  letter-spacing: 0.05em;
}

.progress {
  width: 100%;
  height: 10px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 999px;
  overflow: hidden;
}

.progress span {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
}

.visual-card--tertiary ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 0.75rem;
  color: var(--color-muted);
}

.visual-card--tertiary li::before {
  content: '•';
  color: var(--color-accent);
  margin-right: 0.6rem;
}

.social-proof {
  margin-top: 4rem;
  padding: 1.7rem 2rem;
  background: rgba(8, 12, 34, 0.7);
  border-top: 1px solid rgba(91, 141, 255, 0.12);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 1.8rem;
  font-size: 0.9rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.logo-row {
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
  color: rgba(255, 255, 255, 0.65);
}

.section {
  padding: 6rem 0;
  position: relative;
}

.section--accent {
  background: linear-gradient(160deg, rgba(13, 21, 51, 0.96), rgba(8, 13, 40, 0.92));
}

.section--dark {
  background: radial-gradient(circle at top, rgba(29, 42, 99, 0.55), rgba(4, 8, 24, 0.96));
}

.section__inner {
  display: grid;
  gap: 3.5rem;
}

.section__inner--split {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: start;
}

.section__inner--cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2.5rem;
}

.section__header {
  max-width: 680px;
}

.section__header--split {
  display: flex;
  justify-content: space-between;
  gap: 2.5rem;
  align-items: flex-end;
}

.section__header--split > p {
  max-width: 360px;
}

.value-grid,
.feature-grid,
.usecase-grid {
  display: grid;
  gap: 1.8rem;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.value-card,
.feature-card,
.usecase-card,
.form-card {
  background: rgba(11, 16, 40, 0.72);
  border: 1px solid rgba(91, 141, 255, 0.16);
  border-radius: var(--radius-medium);
  padding: 2rem;
  box-shadow: var(--shadow-medium);
}

.value-card h3,
.feature-card h3,
.usecase-card h3 {
  margin-bottom: 0.8rem;
}

.feature-icon {
  font-size: 1.8rem;
  margin-bottom: 1rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background: rgba(91, 141, 255, 0.18);
}

.timeline {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1.5rem;
}

.timeline__item {
  background: rgba(10, 14, 37, 0.72);
  border: 1px solid rgba(82, 214, 255, 0.16);
  border-radius: var(--radius-medium);
  padding: 2rem 1.6rem;
  position: relative;
  overflow: hidden;
}

.timeline__item::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(82, 214, 255, 0.12), transparent 70%);
  pointer-events: none;
}

.timeline__step {
  font-size: 0.9rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(82, 214, 255, 0.8);
  margin-bottom: 1.4rem;
  display: block;
}

.usecase-card dl {
  margin: 1.4rem 0 0;
  display: grid;
  gap: 0.8rem;
}

.usecase-card dt {
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.48);
}

.usecase-card dd {
  margin: 0.2rem 0 0;
  font-weight: 600;
  color: #fff;
}

.testimonials {
  display: grid;
  gap: 1.6rem;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.testimonial-card {
  margin: 0;
  background: rgba(10, 16, 40, 0.76);
  border: 1px solid rgba(91, 141, 255, 0.18);
  border-radius: var(--radius-medium);
  padding: 2.4rem;
  position: relative;
  overflow: hidden;
}

.testimonial-card::before {
  content: '“';
  position: absolute;
  top: -1rem;
  left: 1.5rem;
  font-size: 7rem;
  color: rgba(91, 141, 255, 0.2);
  font-family: 'Plus Jakarta Sans', 'Inter', sans-serif;
}

.testimonial-card blockquote {
  margin: 0;
  font-size: 1.05rem;
  color: #f4f7ff;
}

.testimonial__name {
  display: block;
  margin-top: 1.8rem;
  font-weight: 600;
}

.testimonial__role {
  display: block;
  color: var(--color-muted);
  font-size: 0.9rem;
}

.list-check {
  list-style: none;
  padding: 0;
  margin: 1.5rem 0 0;
  display: grid;
  gap: 0.8rem;
}

.list-check li {
  position: relative;
  padding-left: 1.8rem;
}

.list-check li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.4rem;
  width: 1rem;
  height: 1rem;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  border-radius: 50%;
  box-shadow: 0 6px 18px rgba(82, 214, 255, 0.35);
}

.form-card {
  display: grid;
  gap: 1.1rem;
  align-content: start;
}

.form-card label {
  display: grid;
  gap: 0.55rem;
  font-size: 0.9rem;
  color: var(--color-muted);
}

input,
select {
  width: 100%;
  padding: 0.85rem 1rem;
  border-radius: 12px;
  border: 1px solid rgba(91, 141, 255, 0.22);
  background: rgba(6, 10, 32, 0.8);
  color: #fff;
  font-size: 0.95rem;
  font-family: inherit;
}

input:focus,
select:focus {
  outline: none;
  border-color: rgba(82, 214, 255, 0.5);
  box-shadow: 0 0 0 2px rgba(82, 214, 255, 0.25);
}

.form-disclaimer {
  font-size: 0.75rem;
  color: var(--color-muted);
  margin: 0;
}

.section__inner--cta .btn {
  min-width: 200px;
}

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

.site-footer {
  padding: 3.5rem 0 2.5rem;
  background: rgba(3, 7, 22, 0.94);
  border-top: 1px solid rgba(91, 141, 255, 0.16);
  margin-top: 4rem;
}

.footer__inner {
  display: flex;
  justify-content: space-between;
  gap: 2.5rem;
  flex-wrap: wrap;
}

.footer__inner p {
  max-width: 280px;
}

.footer__links {
  display: grid;
  gap: 1.8rem;
  grid-template-columns: repeat(3, minmax(140px, 1fr));
}

.footer__links span {
  font-size: 0.8rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.55);
  margin-bottom: 0.8rem;
  display: inline-block;
}

.footer__links a {
  display: block;
  font-size: 0.9rem;
  color: var(--color-muted);
  margin-bottom: 0.4rem;
}

.footer__links a:hover {
  color: #fff;
}

.footer__legal {
  margin-top: 2.8rem;
  text-align: center;
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.38);
}

@media (max-width: 1100px) {
  .hero__inner {
    grid-template-columns: 1fr;
  }

  .hero__visual {
    justify-items: center;
  }

  .visual-card--primary,
  .visual-card--secondary,
  .visual-card--tertiary {
    transform: none;
  }

  .value-grid,
  .feature-grid,
  .timeline,
  .usecase-grid,
  .testimonials {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .section__inner--split {
    grid-template-columns: 1fr;
  }

  .section__header--split {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 880px) {
  .nav {
    display: none;
  }

  .header__cta {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }

  .section__inner--cta {
    flex-direction: column;
    align-items: flex-start;
  }

  .footer__links {
    grid-template-columns: repeat(2, minmax(140px, 1fr));
  }
}

@media (max-width: 720px) {
  body {
    font-size: 0.96rem;
  }

  .container {
    width: min(var(--max-width), calc(100% - 2.2rem));
  }

  .hero {
    padding-top: 5rem;
  }

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

  .value-grid,
  .feature-grid,
  .timeline,
  .usecase-grid,
  .testimonials {
    grid-template-columns: 1fr;
  }

  .social-proof {
    flex-direction: column;
    align-items: flex-start;
    gap: 1.2rem;
  }

  .footer__inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .footer__links {
    width: 100%;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 540px) {
  .hero__proof {
    grid-template-columns: 1fr;
  }

  .logo-row {
    gap: 1rem;
  }

  .hero__cta {
    flex-direction: column;
    align-items: stretch;
  }

  .container {
    width: min(var(--max-width), calc(100% - 1.6rem));
  }

  .section {
    padding: 4.5rem 0;
  }

  .form-card {
    padding: 1.6rem;
  }
}