:root {
  --navy-950: #011121;
  --navy-900: #041a2e;
  --navy-800: #0a2740;
  --navy-700: #123554;
  --teal: #00bfbf;
  --teal-light: #4fe0e0;
  --gold: #e3c567;
  --ink: #0d1b2a;
  --paper: #f5f7fa;
  --paper-dim: #e9edf3;
  --text-on-dark: #eef3f7;
  --text-on-dark-dim: #a9bacb;
  --text-on-light: #16232f;
  --text-on-light-dim: #52667a;
  --shadow: 0 20px 40px -20px rgba(1, 17, 33, 0.4);
  --radius: 16px;
  --max-width: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Poppins", "Segoe UI", system-ui, -apple-system, sans-serif;
  background: var(--navy-950);
  color: var(--text-on-dark);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

section {
  padding: 96px 0;
}

@media (max-width: 640px) {
  section {
    padding: 64px 0;
  }
}

.eyebrow {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--teal-light);
  margin-bottom: 16px;
}

.section-header {
  max-width: 640px;
  margin: 0 0 56px;
}

.section-header h2 {
  font-size: clamp(1.8rem, 3.2vw, 2.4rem);
  margin: 0 0 16px;
}

.section-header p {
  color: var(--text-on-dark-dim);
  font-size: 1.05rem;
  margin: 0;
}

.section-light .section-header p {
  color: var(--text-on-light-dim);
}

/* ---------- Header ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(1, 17, 33, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
  font-size: 1.15rem;
  text-decoration: none;
  color: var(--text-on-dark);
}

.brand img {
  height: 36px;
  width: 36px;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 32px;
}

.main-nav a {
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-on-dark-dim);
  transition: color 0.2s ease;
}

.main-nav a:hover {
  color: var(--teal-light);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 20px;
}

.lang-switch {
  display: flex;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 999px;
  overflow: hidden;
}

.lang-switch button {
  border: none;
  background: transparent;
  color: var(--text-on-dark-dim);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 6px 12px;
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease;
}

.lang-switch button.active {
  background: var(--teal);
  color: var(--navy-950);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.nav-toggle span {
  width: 22px;
  height: 2px;
  background: var(--text-on-dark);
}

/* ---------- Buttons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  cursor: pointer;
  border: 1px solid transparent;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}

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

.btn-primary {
  background: var(--gold);
  color: var(--navy-950);
  box-shadow: 0 12px 24px -10px rgba(227, 197, 103, 0.5);
}

.btn-ghost {
  background: transparent;
  color: var(--text-on-dark);
  border-color: rgba(255, 255, 255, 0.3);
}

.btn-ghost:hover {
  border-color: var(--teal-light);
  color: var(--teal-light);
}

/* ---------- Hero ---------- */

.hero {
  padding: 96px 0 72px;
  background:
    radial-gradient(circle at 15% 20%, rgba(0, 191, 191, 0.16), transparent 45%),
    radial-gradient(circle at 85% 0%, rgba(227, 197, 103, 0.12), transparent 40%),
    linear-gradient(180deg, var(--navy-950), var(--navy-900));
}

.hero .container {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 56px;
  align-items: center;
}

.hero-content h1 {
  font-size: clamp(2.2rem, 4.4vw, 3.4rem);
  line-height: 1.15;
  margin: 0 0 24px;
}

.hero-content h1 .accent {
  color: var(--teal-light);
}

.hero-content p {
  color: var(--text-on-dark-dim);
  font-size: 1.1rem;
  max-width: 540px;
  margin: 0 0 36px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 48px;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, auto);
  gap: 32px;
}

.stat-value {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--teal-light);
}

.stat-label {
  font-size: 0.85rem;
  color: var(--text-on-dark-dim);
}

.hero-visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-visual img {
  width: min(100%, 380px);
  filter: drop-shadow(0 30px 50px rgba(0, 191, 191, 0.15));
}

@media (max-width: 860px) {
  .hero .container {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .hero-content p {
    margin-left: auto;
    margin-right: auto;
  }
  .hero-actions {
    justify-content: center;
  }
  .hero-stats {
    justify-content: center;
    text-align: left;
  }
  .hero-visual img {
    width: 180px;
  }
}

@media (max-width: 640px) {
  .hero {
    padding: 48px 0 40px;
  }
  .hero-content h1 {
    font-size: 1.9rem;
  }
  .hero-visual {
    display: none;
  }
  .hero-stats {
    grid-template-columns: repeat(2, auto);
    row-gap: 24px;
  }
}

/* ---------- Section variants ---------- */

.section-light {
  background: var(--paper);
  color: var(--text-on-light);
}

.section-light .eyebrow {
  color: #0a8f8f;
}

/* ---------- How it works ---------- */

.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.step-card {
  background: #ffffff;
  border-radius: var(--radius);
  padding: 32px 24px;
  box-shadow: var(--shadow);
  position: relative;
}

.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--navy-950);
  color: var(--teal-light);
  font-weight: 700;
  margin-bottom: 20px;
}

.step-card h3 {
  margin: 0 0 10px;
  font-size: 1.1rem;
}

.step-card p {
  margin: 0;
  color: var(--text-on-light-dim);
  font-size: 0.95rem;
}

@media (max-width: 960px) {
  .steps {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 560px) {
  .steps {
    grid-template-columns: 1fr;
  }
}

/* ---------- Benefits ---------- */

.benefits-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.benefit-card {
  background: var(--navy-900);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius);
  padding: 28px;
}

.benefit-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: rgba(0, 191, 191, 0.12);
  color: var(--teal-light);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
}

.benefit-icon svg {
  width: 22px;
  height: 22px;
}

.benefit-card h3 {
  margin: 0 0 8px;
  font-size: 1.05rem;
}

.benefit-card p {
  margin: 0;
  color: var(--text-on-dark-dim);
  font-size: 0.92rem;
}

@media (max-width: 860px) {
  .benefits-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 560px) {
  .benefits-grid {
    grid-template-columns: 1fr;
  }
}

/* ---------- Industries ---------- */

.industries-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.industry-card {
  background: #ffffff;
  border-radius: var(--radius);
  padding: 28px 22px;
  box-shadow: var(--shadow);
  text-align: center;
}

.industry-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 18px;
  border-radius: 50%;
  background: var(--paper-dim);
  color: #0a8f8f;
  display: flex;
  align-items: center;
  justify-content: center;
}

.industry-icon svg {
  width: 26px;
  height: 26px;
}

.industry-card h3 {
  margin: 0 0 8px;
  font-size: 1.05rem;
}

.industry-card p {
  margin: 0;
  color: var(--text-on-light-dim);
  font-size: 0.9rem;
}

@media (max-width: 860px) {
  .industries-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 560px) {
  .industries-grid {
    grid-template-columns: 1fr;
  }
}

/* ---------- Partners ---------- */

.partners-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.partner-card {
  background: #ffffff;
  border-radius: var(--radius);
  padding: 36px;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.partner-card img {
  height: 48px;
  width: auto;
  object-fit: contain;
  align-self: flex-start;
}

.partner-card p {
  margin: 0;
  color: var(--text-on-light-dim);
  flex-grow: 1;
}

.partner-link {
  font-size: 0.9rem;
  font-weight: 600;
  color: #0a8f8f;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.partner-link:hover {
  text-decoration: underline;
}

@media (max-width: 700px) {
  .partners-grid {
    grid-template-columns: 1fr;
  }
}

/* ---------- Contact ---------- */

.contact {
  background:
    radial-gradient(circle at 20% 20%, rgba(227, 197, 103, 0.12), transparent 45%),
    linear-gradient(180deg, var(--navy-900), var(--navy-950));
  text-align: center;
}

.contact .section-header {
  margin: 0 auto 32px;
  max-width: 560px;
  text-align: center;
}

.contact-email {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--gold);
  text-decoration: none;
  padding: 16px 32px;
  border: 1px solid rgba(227, 197, 103, 0.4);
  border-radius: 999px;
  transition: background 0.2s ease;
}

.contact-email:hover {
  background: rgba(227, 197, 103, 0.1);
}

.contact-note {
  margin-top: 20px;
  color: var(--text-on-dark-dim);
  font-size: 0.9rem;
}

/* ---------- Footer ---------- */

.site-footer {
  background: var(--navy-950);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 48px 0 28px;
}

.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 32px;
  margin-bottom: 32px;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
}

.footer-brand img {
  height: 32px;
  width: 32px;
}

.footer-tagline {
  color: var(--text-on-dark-dim);
  font-size: 0.9rem;
  margin-top: 8px;
}

.footer-partners-title {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-on-dark-dim);
  margin: 0 0 14px;
}

.footer-partner-logos {
  display: flex;
  gap: 24px;
  align-items: center;
}

.footer-partner-logos img {
  height: 26px;
  width: auto;
  filter: grayscale(1) invert(1) brightness(1.6);
  opacity: 0.85;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  color: var(--text-on-dark-dim);
  font-size: 0.85rem;
}

.footer-bottom a {
  text-decoration: none;
  color: var(--text-on-dark-dim);
}

.footer-bottom a:hover {
  color: var(--teal-light);
}

/* ---------- Mobile nav ---------- */

@media (max-width: 900px) {
  .nav-toggle {
    display: flex;
  }

  .main-nav {
    position: fixed;
    top: 76px;
    left: 0;
    right: 0;
    background: var(--navy-950);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    flex-direction: column;
    align-items: flex-start;
    padding: 24px;
    gap: 20px;
    transform: translateY(-12px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease, transform 0.2s ease;
  }

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