:root {
  --navy: #0d1424;
  --navy-light: #172033;
  --teal: #14b8a6;
  --teal-dark: #0f9f92;
  --aqua: #22d3c5;
  --text: #1f2937;
  --muted: #6b7280;
  --bg: #f5f7fb;
  --white: #ffffff;
  --border: #e5e7eb;
  --shadow: 0 24px 80px rgba(13, 20, 36, 0.12);
  --radius: 22px;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: Arial, Helvetica, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
}

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

.header {
  width: 100%;
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(245, 247, 251, 0.88);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(229, 231, 235, 0.9);
}

.navbar {
  max-width: 1180px;
  margin: 0 auto;
  padding: 14px 24px;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  position: relative;
}

.brand-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  justify-self: start;
}

.brand-icon-box {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  overflow: hidden;
  display: grid;
  place-items: center;
  background: var(--bg);
  flex: 0 0 auto;
}

.brand-icon-img {
  width: 44px;
  height: 44px;
  object-fit: cover;
  display: block;
}

.brand-name {
  font-size: 1.72rem;
  font-weight: 900;
  color: var(--navy);
  letter-spacing: -0.05em;
  line-height: 1;
}

.nav-center {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 28px;
  color: var(--muted);
  font-weight: 600;
  font-size: 0.95rem;
  justify-self: center;
}

.nav-center a:hover {
  color: var(--teal-dark);
}

.nav-right {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 14px;
  justify-self: end;
}

.nav-button {
  padding: 10px 16px;
  background: var(--navy);
  color: var(--white) !important;
  border-radius: 999px;
  font-weight: 700;
}

.nav-button:hover {
  background: var(--teal-dark);
}

.menu-toggle {
  display: none;
  border: none;
  background: transparent;
  font-size: 1.8rem;
  cursor: pointer;
  color: var(--navy);
}

.mobile-menu {
  display: none;
}

.hero {
  max-width: 980px;
  margin: 0 auto;
  padding: 110px 24px 90px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.hero-content {
  width: 100%;
}

.badge,
.section-label {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  padding: 8px 14px;
  border-radius: 999px;
  background: rgba(20, 184, 166, 0.12);
  color: var(--teal-dark);
  font-weight: 800;
  font-size: 0.85rem;
  margin-bottom: 18px;
}

.hero h1 {
  font-size: clamp(2.4rem, 5vw, 4.8rem);
  line-height: 1.05;
  letter-spacing: -0.06em;
  color: var(--navy);
  margin-bottom: 24px;
}

.hero p {
  font-size: 1.15rem;
  color: var(--muted);
  max-width: 720px;
  margin: 0 auto;
}

.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  margin-top: 32px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 22px;
  border-radius: 999px;
  font-weight: 800;
  transition: 0.2s ease;
}

.btn-primary {
  background: linear-gradient(135deg, var(--teal), var(--aqua));
  color: var(--white);
  box-shadow: 0 14px 30px rgba(20, 184, 166, 0.28);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 20px 38px rgba(20, 184, 166, 0.35);
}

.btn-secondary {
  background: var(--white);
  color: var(--navy);
  border: 1px solid var(--border);
}

.btn-secondary:hover {
  border-color: var(--teal);
  color: var(--teal-dark);
}

.section {
  padding: 90px 24px;
}

.container {
  max-width: 1180px;
  margin: 0 auto;
}

.section-header {
  max-width: 760px;
  margin: 0 auto 42px;
  text-align: center;
}

.section-header h2,
.cta h2 {
  font-size: clamp(2rem, 4vw, 3.1rem);
  line-height: 1.12;
  letter-spacing: -0.04em;
  color: var(--navy);
  margin-bottom: 18px;
}

.section-header p,
.cta p {
  color: var(--muted);
  font-size: 1.08rem;
}

.dark {
  background: var(--navy);
  color: var(--white);
}

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

.dark .section-header p {
  color: #b6bfcc;
}

.dark .section-label {
  background: rgba(20, 184, 166, 0.18);
  color: #5eead4;
}

.features-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

.feature-item {
  display: flex;
  gap: 18px;
  padding: 28px;
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.feature-item span {
  color: #5eead4;
  font-weight: 900;
  font-size: 1.2rem;
  flex: 0 0 auto;
}

.feature-item h3 {
  margin-bottom: 8px;
  color: var(--white);
}

.feature-item p {
  color: #b6bfcc;
}

.module-note {
  margin: 34px auto 0;
  padding: 22px 26px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: #b6bfcc;
  max-width: 840px;
  text-align: center;
}

.cta {
  padding: 90px 24px;
  background:
    radial-gradient(circle at top left, rgba(20, 184, 166, 0.28), transparent 34%),
    var(--white);
}

.cta-content {
  background: var(--navy);
  color: var(--white);
  padding: 54px;
  border-radius: 32px;
  display: grid;
  grid-template-columns: 1.4fr 0.7fr;
  align-items: center;
  gap: 30px;
  box-shadow: var(--shadow);
}

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

.cta p {
  color: #b6bfcc;
  max-width: 720px;
}

.cta-actions {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.footer {
  background: var(--navy);
  color: #a7b0c0;
  padding: 34px 24px;
}

.footer-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
  flex-wrap: wrap;
}

.footer-icon-box {
  background: var(--navy);
}

.brand-name-footer {
  color: var(--white);
}

.footer a {
  color: #5eead4;
  font-weight: 700;
}

@media (max-width: 980px) {
  .navbar {
    display: flex;
    justify-content: space-between;
  }

  .nav-center,
  .nav-right .nav-button {
    display: none;
  }

  .menu-toggle {
    display: block;
  }

  .mobile-menu {
    position: absolute;
    top: 72px;
    left: 24px;
    right: 24px;
    display: none;
    flex-direction: column;
    align-items: flex-start;
    gap: 18px;
    padding: 24px;
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: 20px;
    box-shadow: var(--shadow);
    color: var(--muted);
    font-weight: 700;
  }

  .mobile-menu.active {
    display: flex;
  }

  .features-list,
  .cta-content {
    grid-template-columns: 1fr;
  }

  .section-header {
    margin-left: auto;
    margin-right: auto;
    text-align: center;
  }

  .module-note {
    margin-left: auto;
    margin-right: auto;
    text-align: center;
  }
}

@media (max-width: 760px) {
  .brand-icon-box {
    width: 40px;
    height: 40px;
  }

  .brand-icon-img {
    width: 40px;
    height: 40px;
  }

  .brand-name {
    font-size: 1.5rem;
  }

  .hero {
    padding: 70px 20px 60px;
  }

  .hero h1 {
    font-size: clamp(2.2rem, 11vw, 3.4rem);
  }

  .section,
  .cta {
    padding: 64px 20px;
  }

  .cta-content {
    padding: 34px 24px;
  }

  .footer-content {
    flex-direction: column;
    text-align: center;
  }
}