:root {
  --color-navy-950: #071629;
  --color-navy-900: #0b1d36;
  --color-navy-800: #102846;
  --color-sky-500: #0ea5e9;
  --color-sky-400: #38bdf8;
  --color-violet-600: #7c3aed;
  --color-orange-500: #f97316;
  --color-white: #ffffff;
  --color-slate-50: #f8fafc;
  --color-slate-100: #f1f5f9;
  --color-slate-200: #e2e8f0;
  --color-slate-300: #cbd5e1;
  --color-slate-500: #64748b;
  --color-slate-700: #334155;
  --color-slate-900: #0f172a;
  --shadow-soft: 0 24px 60px rgba(7, 22, 41, 0.12);
  --shadow-card: 0 16px 40px rgba(7, 22, 41, 0.08);
  --radius-card: 8px;
  --radius-pill: 999px;
  --container: 1180px;
  --header-height: 84px;
}

* {
  box-sizing: border-box;
}

html {
  color-scheme: only light;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 1rem);
}

body {
  margin: 0;
  color: var(--color-slate-900);
  background: var(--color-slate-50);
  font-family: "Open Sans", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
  overflow-x: hidden;
}

body.nav-open {
  overflow: hidden;
}

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

img {
  height: auto;
}

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

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

button {
  font: inherit;
}

:focus-visible {
  outline: 3px solid rgba(249, 115, 22, 0.72);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  left: 1rem;
  top: 1rem;
  z-index: 1000;
  transform: translateY(-150%);
  border-radius: var(--radius-pill);
  background: var(--color-white);
  color: var(--color-navy-950);
  padding: 0.75rem 1rem;
  font-weight: 700;
  box-shadow: var(--shadow-card);
}

.skip-link:focus {
  transform: translateY(0);
}

.container {
  width: min(100% - 2rem, var(--container));
  margin-inline: auto;
}

.section-band {
  position: relative;
  scroll-margin-top: calc(var(--header-height) + 1rem);
  padding: 6rem 0;
}

.dark-band {
  color: var(--color-white);
  background:
    linear-gradient(rgba(56, 189, 248, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(56, 189, 248, 0.04) 1px, transparent 1px),
    radial-gradient(circle at 78% 28%, rgba(14, 165, 233, 0.2), transparent 30%),
    linear-gradient(135deg, var(--color-navy-950), #0c2341 55%, #101b35);
  background-size: 42px 42px, 42px 42px, auto, auto;
}

.tinted-band {
  background:
    linear-gradient(rgba(14, 165, 233, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(14, 165, 233, 0.05) 1px, transparent 1px),
    var(--color-white);
  background-size: 36px 36px;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 0.85rem 0;
  transition: background-color 200ms ease, box-shadow 200ms ease, padding 200ms ease;
}

.site-header.is-scrolled {
  background: rgba(248, 250, 252, 0.86);
  box-shadow: 0 12px 30px rgba(15, 23, 42, 0.08);
  backdrop-filter: blur(18px);
}

.nav-shell {
  width: min(100% - 2rem, var(--container));
  min-height: 62px;
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
  border: 1px solid rgba(226, 232, 240, 0.86);
  border-radius: var(--radius-card);
  color-scheme: only light;
  background: var(--color-white);
  padding: 0.4rem 0.55rem 0.4rem 1rem;
  box-shadow: 0 16px 50px rgba(7, 22, 41, 0.12);
  backdrop-filter: blur(18px);
}

.brand-link {
  display: inline-flex;
  align-items: center;
  gap: 0.68rem;
  flex: 0 0 auto;
  min-width: 0;
}

.footer-logo {
  display: inline-flex;
  align-items: center;
}

.brand-link img {
  width: 62px;
  height: auto;
  flex: 0 0 auto;
}

.brand-wordmark {
  display: inline-flex;
  align-items: baseline;
  gap: 0.35rem;
  color: var(--color-navy-950);
  font-family: "Poppins", system-ui, sans-serif;
  font-size: 0.86rem;
  font-weight: 900;
  letter-spacing: 0.1em;
  line-height: 1;
  text-transform: uppercase;
  white-space: nowrap;
}

.brand-ia {
  background: linear-gradient(135deg, var(--color-sky-500), var(--color-violet-600));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.nav-panel {
  display: flex;
  align-items: center;
  gap: 1.1rem;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 0.2rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-list a {
  display: inline-flex;
  align-items: center;
  min-height: 42px;
  border-radius: var(--radius-pill);
  padding: 0 0.75rem;
  color: var(--color-slate-700);
  font-size: 0.92rem;
  font-weight: 700;
  transition: color 180ms ease, background-color 180ms ease;
}

.nav-list a:hover,
.nav-list a.is-active {
  color: var(--color-navy-950);
  background: var(--color-slate-100);
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 0;
  border-radius: var(--radius-card);
  background: var(--color-navy-950);
  color: var(--color-white);
  cursor: pointer;
  padding: 0.72rem;
}

.nav-toggle span {
  display: block;
  height: 2px;
  border-radius: 2px;
  background: currentColor;
  transition: transform 180ms ease, opacity 180ms ease;
}

.nav-toggle span + span {
  margin-top: 5px;
}

body.nav-open .nav-toggle span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

body.nav-open .nav-toggle span:nth-child(2) {
  opacity: 0;
}

body.nav-open .nav-toggle span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  border: 1px solid transparent;
  border-radius: var(--radius-pill);
  padding: 0 1.15rem;
  font-weight: 800;
  line-height: 1;
  cursor: pointer;
  transition: transform 180ms ease, box-shadow 180ms ease, background-color 180ms ease, border-color 180ms ease;
}

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

.btn-primary {
  color: var(--color-white);
  background: linear-gradient(135deg, var(--color-orange-500), #ff9f43);
  box-shadow: 0 14px 28px rgba(249, 115, 22, 0.26);
}

.btn-primary:hover {
  box-shadow: 0 18px 34px rgba(249, 115, 22, 0.34);
}

.btn-secondary {
  color: var(--color-white);
  border-color: rgba(255, 255, 255, 0.28);
  background: rgba(255, 255, 255, 0.08);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.14);
}

.btn-small {
  min-height: 42px;
  padding: 0 0.95rem;
  font-size: 0.9rem;
}

.btn-large {
  min-height: 56px;
  padding-inline: 1.4rem;
}

.hero {
  min-height: 100svh;
  padding-top: calc(var(--header-height) + 4.5rem);
  padding-bottom: 4rem;
  display: flex;
  align-items: center;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(340px, 1.08fr);
  gap: clamp(2rem, 4vw, 3.5rem);
  align-items: center;
}

.eyebrow {
  margin: 0 0 1rem;
  color: var(--color-sky-400);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  margin: 0;
  font-family: "Poppins", system-ui, sans-serif;
  letter-spacing: 0;
  line-height: 1.08;
}

h1 {
  max-width: 760px;
  font-size: 3.7rem;
  font-weight: 800;
}

h2 {
  color: var(--color-navy-950);
  font-size: 2.45rem;
  font-weight: 800;
}

h3 {
  color: var(--color-navy-950);
  font-size: 1.08rem;
  font-weight: 700;
}

.dark-band h2,
.dark-band h3,
.hero h1 {
  color: var(--color-white);
}

.hero-subtitle {
  max-width: 660px;
  margin: 1.35rem 0 0;
  color: rgba(255, 255, 255, 0.78);
  font-size: 1.16rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: 2rem;
}

.hero-signals {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.85rem;
  margin: 2.4rem 0 0;
  padding: 0;
  list-style: none;
}

.hero-signals li {
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: var(--radius-card);
  background: rgba(255, 255, 255, 0.06);
  padding: 1rem;
}

.hero-signals strong {
  display: block;
  margin-bottom: 0.35rem;
  color: var(--color-white);
  font-family: "Poppins", system-ui, sans-serif;
  font-size: 0.94rem;
}

.hero-signals span {
  display: block;
  color: rgba(255, 255, 255, 0.68);
  font-size: 0.84rem;
  line-height: 1.45;
}

.hero-visual {
  position: relative;
}

.hero-visual img {
  width: 100%;
  height: auto;
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-card);
  box-shadow: 0 38px 80px rgba(0, 0, 0, 0.35);
}

.section-heading {
  max-width: 740px;
  margin: 0 auto 3rem;
  text-align: center;
}

.section-heading.align-left {
  margin-inline: 0;
  text-align: left;
}

.section-heading p:not(.eyebrow) {
  margin: 1rem 0 0;
  color: var(--color-slate-500);
  font-size: 1.02rem;
}

.light-heading p:not(.eyebrow) {
  color: rgba(255, 255, 255, 0.7);
}

.card-grid {
  display: grid;
  gap: 1rem;
}

.service-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.feature-card,
.example-card,
.process-step {
  border: 1px solid var(--color-slate-200);
  border-radius: var(--radius-card);
  background: var(--color-white);
  box-shadow: var(--shadow-card);
}

.feature-card {
  min-height: 246px;
  padding: 1.35rem;
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.feature-card:hover {
  transform: translateY(-4px);
  border-color: rgba(14, 165, 233, 0.34);
  box-shadow: var(--shadow-soft);
}

.icon-box {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  margin-bottom: 1.25rem;
  border-radius: var(--radius-card);
  color: var(--color-sky-500);
  background: #e0f2fe;
}

.icon-box svg {
  width: 25px;
  height: 25px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.feature-card p,
.process-step p,
.example-card p {
  margin: 0.75rem 0 0;
  color: var(--color-slate-500);
  font-size: 0.95rem;
}

.split-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(360px, 1fr);
  gap: 3rem;
  align-items: center;
}

.benefits .btn {
  margin-top: 1.5rem;
}

.benefit-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.85rem;
}

.benefit-item {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  min-height: 74px;
  border: 1px solid var(--color-slate-200);
  border-radius: var(--radius-card);
  background: rgba(255, 255, 255, 0.88);
  padding: 1rem;
  box-shadow: 0 12px 30px rgba(7, 22, 41, 0.06);
}

.benefit-item span {
  flex: 0 0 auto;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background:
    linear-gradient(var(--color-white), var(--color-white)) center / 42% 2px no-repeat,
    linear-gradient(90deg, var(--color-white), var(--color-white)) center / 2px 42% no-repeat,
    var(--color-sky-500);
  transform: rotate(45deg);
}

.benefit-item p {
  margin: 0;
  color: var(--color-navy-950);
  font-weight: 700;
}

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

.process-step {
  position: relative;
  padding: 1.5rem;
  overflow: hidden;
}

.process-step::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--color-sky-500), var(--color-violet-600));
}

.process-step span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  margin-bottom: 1.1rem;
  border-radius: 50%;
  color: var(--color-white);
  background: var(--color-navy-950);
  font-family: "Poppins", system-ui, sans-serif;
  font-weight: 800;
}

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

.example-card {
  min-height: 180px;
  padding: 1.4rem;
  border-color: rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.07);
  box-shadow: none;
}

.example-card h3,
.example-card p {
  color: var(--color-white);
}

.example-card p {
  color: rgba(255, 255, 255, 0.68);
}

.cta-section {
  background: var(--color-slate-50);
}

.cta-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 2rem;
  align-items: center;
  border-radius: var(--radius-card);
  color: var(--color-white);
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.08) 1px, transparent 1px),
    linear-gradient(rgba(255, 255, 255, 0.08) 1px, transparent 1px),
    linear-gradient(135deg, var(--color-navy-950), var(--color-navy-800));
  background-size: 38px 38px, 38px 38px, auto;
  padding: 2.5rem;
  box-shadow: var(--shadow-soft);
}

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

.cta-panel p:not(.eyebrow) {
  margin: 0.65rem 0 0;
  color: rgba(255, 255, 255, 0.72);
}

.faq-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.72fr) minmax(420px, 1fr);
  gap: 3rem;
  align-items: start;
}

.faq-list {
  display: grid;
  gap: 0.75rem;
}

.faq-item {
  border: 1px solid var(--color-slate-200);
  border-radius: var(--radius-card);
  background: var(--color-white);
  box-shadow: 0 12px 30px rgba(7, 22, 41, 0.06);
  overflow: hidden;
}

.faq-item h3 {
  margin: 0;
}

.faq-item button {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  width: 100%;
  border: 0;
  background: transparent;
  color: var(--color-navy-950);
  padding: 1.1rem 1.2rem;
  text-align: left;
  font-family: "Poppins", system-ui, sans-serif;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
}

.faq-item button span {
  flex: 0 0 auto;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  border: 1px solid var(--color-slate-300);
  background:
    linear-gradient(var(--color-navy-950), var(--color-navy-950)) center / 10px 2px no-repeat,
    linear-gradient(90deg, var(--color-navy-950), var(--color-navy-950)) center / 2px 10px no-repeat;
  transition: transform 180ms ease, background 180ms ease;
}

.faq-item button[aria-expanded="true"] span {
  transform: rotate(45deg);
  background:
    linear-gradient(var(--color-white), var(--color-white)) center / 10px 2px no-repeat,
    linear-gradient(90deg, var(--color-white), var(--color-white)) center / 2px 10px no-repeat,
    var(--color-sky-500);
  border-color: var(--color-sky-500);
}

.faq-answer {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 200ms ease;
}

.faq-answer p {
  margin: 0;
  padding: 0 1.2rem;
  color: var(--color-slate-500);
  overflow: hidden;
}

.faq-item.is-open .faq-answer {
  grid-template-rows: 1fr;
}

.faq-item.is-open .faq-answer p {
  padding-bottom: 1.1rem;
}

.site-footer {
  color: rgba(255, 255, 255, 0.74);
  background: var(--color-navy-950);
  padding: 4rem 0 1.25rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(160px, 0.6fr) minmax(180px, 0.6fr);
  gap: 2rem;
}

.footer-grid > * {
  min-width: 0;
}

.footer-grid p {
  max-width: 520px;
  margin: 1rem 0 0;
}

.footer-grid h2 {
  color: var(--color-white);
  font-size: 1rem;
}

.footer-grid ul {
  display: grid;
  gap: 0.5rem;
  margin: 1rem 0 0;
  padding: 0;
  list-style: none;
}

.footer-grid a {
  overflow-wrap: anywhere;
  transition: color 180ms ease;
}

.footer-grid a:hover {
  color: var(--color-sky-400);
}

.footer-logo img {
  width: min(320px, 100%);
  height: auto;
}

.footer-bottom {
  margin-top: 2.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding-top: 1.25rem;
  font-size: 0.9rem;
}

[data-reveal] {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 600ms ease, transform 600ms ease;
}

[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 1080px) {
  h1 {
    font-size: 3.05rem;
  }

  h2 {
    font-size: 2.1rem;
  }

  .hero-grid,
  .split-grid,
  .faq-layout {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

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

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

@media (max-width: 900px) {
  .nav-toggle {
    display: inline-flex;
    flex-direction: column;
    justify-content: center;
  }

  .nav-panel {
    position: fixed;
    inset: calc(var(--header-height) + 0.4rem) 1rem auto 1rem;
    display: grid;
    gap: 1rem;
    border: 1px solid var(--color-slate-200);
    border-radius: var(--radius-card);
    color-scheme: only light;
    background: var(--color-white);
    padding: 1rem;
    box-shadow: var(--shadow-soft);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-12px);
    transition: opacity 180ms ease, transform 180ms ease;
  }

  body.nav-open .nav-panel {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

  .nav-list {
    display: grid;
    gap: 0.2rem;
  }

  .nav-list a,
  .nav-panel .btn {
    width: 100%;
    justify-content: center;
  }

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

  .footer-grid > :first-child {
    grid-column: 1 / -1;
  }
}

@media (max-width: 720px) {
  :root {
    --header-height: 74px;
  }

  .container,
  .nav-shell {
    width: min(100% - 1rem, var(--container));
  }

  .site-header {
    padding: 0.5rem 0;
  }

  .section-band {
    padding: 4.5rem 0;
  }

  .hero {
    padding-top: calc(var(--header-height) + 3rem);
    padding-bottom: 3.5rem;
  }

  .hero-grid {
    gap: 2.25rem;
  }

  h1 {
    font-size: 2.35rem;
  }

  h2 {
    font-size: 1.75rem;
  }

  .hero-subtitle {
    font-size: 1.02rem;
  }

  .hero-actions,
  .hero-actions .btn,
  .cta-panel .btn {
    width: 100%;
  }

  .hero-signals,
  .service-grid,
  .process-grid,
  .example-grid,
  .benefit-list,
  .footer-grid,
  .cta-panel {
    grid-template-columns: 1fr;
  }

  .cta-panel {
    padding: 1.5rem;
  }

  .brand-link img {
    width: 54px;
  }

  .brand-wordmark {
    font-size: 0.74rem;
    letter-spacing: 0.07em;
  }

  .footer-logo img {
    width: min(280px, 100%);
  }

  .nav-shell {
    min-height: 58px;
    padding: 0.45rem 0.55rem 0.45rem 0.65rem;
  }
}

@media (max-width: 420px) {
  .brand-link img {
    width: 48px;
  }

  .brand-wordmark {
    font-size: 0.64rem;
    letter-spacing: 0.045em;
  }

  h1 {
    font-size: 2rem;
  }

  h2 {
    font-size: 1.55rem;
  }

  .btn {
    min-height: 50px;
    padding-inline: 0.9rem;
  }

  .feature-card,
  .process-step,
  .example-card {
    padding: 1.1rem;
  }

  .faq-item button {
    font-size: 0.94rem;
    padding: 1rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }

  [data-reveal] {
    opacity: 1;
    transform: none;
  }

  .btn:hover,
  .feature-card:hover {
    transform: none;
  }
}