:root {
  --white: #ffffff;
  --off-white: #f7f9fc;
  --gray-50: #f6f8fc;
  --gray-100: #eef2f7;
  --gray-200: #dce3ee;
  --gray-300: #c3cedd;
  --gray-400: #9daec2;
  --gray-500: #71809a;
  --gray-600: #55657c;
  --gray-700: #3c495c;
  --gray-800: #263141;
  --gray-900: #142033;

  --primary-50: #eff6ff;
  --primary-100: #dbeafe;
  --primary-200: #bfdbfe;
  --primary-300: #93c5fd;
  --primary-400: #60a5fa;
  --primary-500: #2563eb;
  --primary-600: #1d4ed8;
  --primary-700: #1e40af;
  --primary-800: #1e3a8a;
  --primary-900: #172554;

  --bg: var(--gray-50);
  --bg-soft: var(--white);
  --surface: var(--white);
  --surface-strong: var(--gray-50);
  --surface-alt: var(--gray-100);
  --text: var(--gray-900);
  --text-secondary: var(--gray-700);
  --muted: var(--gray-600);
  --border: var(--gray-800);
  --border-light: var(--gray-200);
  --primary: var(--primary-500);
  --primary-dark: var(--primary-600);
  --primary-light: var(--primary-100);
  --accent: var(--primary-600);
  --accent-light: var(--primary-50);
  --accent-2: var(--primary-600);
  --accent-2-light: var(--primary-100);
  --accent-3: var(--primary-600);
  --accent-3-light: var(--primary-50);
  --shadow: 0 2px 8px rgba(20, 32, 51, 0.08);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Inter, "Segoe UI", Roboto, Arial, sans-serif;
  color: var(--text);
  background: linear-gradient(135deg, var(--bg) 0%, #eef5ff 100%);
  line-height: 1.7;
  overflow-x: hidden;
}

img {
  max-width: 100%;
}

.scroll-progress {
  position: fixed;
  inset: 0 0 auto 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--primary-dark));
  transform-origin: left center;
  transform: scaleX(0);
  z-index: 60;
}

.page-shell {
  max-width: 1240px;
  margin: 0 auto;
  padding: 28px 20px 60px;
}

.hero {
  background: linear-gradient(135deg, #ffffff 0%, #f8fbff 100%);
  border: 1px solid var(--border-light);
  border-radius: 32px;
  box-shadow: 0 16px 40px rgba(37, 99, 235, 0.08);
  padding: 32px 34px 42px;
  position: relative;
  overflow: hidden;
  transform-style: preserve-3d;
  transition: transform 220ms ease, box-shadow 220ms ease;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(0, 0, 0, 0.02) 1px, transparent 1px), linear-gradient(90deg, rgba(0, 0, 0, 0.02) 1px, transparent 1px);
  background-size: 24px 24px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.6), transparent);
  pointer-events: none;
}

.hero::after {
  content: "";
  position: absolute;
  width: 240px;
  height: 240px;
  right: -60px;
  top: -70px;
  background: radial-gradient(circle, rgba(37, 99, 235, 0.1) 0%, rgba(37, 99, 235, 0) 70%);
  pointer-events: none;
}



.top-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 32px;
  position: relative;
  z-index: 1;
}

.brand {
  font-weight: 800;
  font-size: 0.95rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--text);
}

.nav-links {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.nav-links a {
  color: var(--muted);
  text-decoration: none;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 6px 8px;
  border-bottom: 2px solid transparent;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--primary-dark);
  border-color: var(--primary-dark);
}

.hero-content {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 26px;
  align-items: start;
  position: relative;
  z-index: 1;
}

.hero-kicker {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 10px;
}

.hero-chip {
  display: inline-block;
  padding: 8px 10px;
  background: var(--white);
  color: var(--text);
  font-size: 0.76rem;
  font-weight: 900;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  border: 1px solid var(--border-light);
  box-shadow: none;
}

.hero-chip-alt {
  background: var(--primary-light);
  color: var(--primary-dark);
  border: 1px solid var(--primary);
  box-shadow: none;
}

.eyebrow {
  display: inline-block;
  margin: 0 0 10px;
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--primary-dark);
}

h1, h2, h3 {
  line-height: 1.12;
  letter-spacing: -0.02em;
  font-family: "Arial Black", "Segoe UI", sans-serif;
}

h1 {
  font-size: clamp(2.2rem, 4.5vw, 3.7rem);
  margin: 0 0 14px;
  color: var(--text);
  text-transform: uppercase;
}

h2 {
  font-size: clamp(1.45rem, 2.2vw, 2.15rem);
  margin: 0 0 10px;
}

.lead, p {
  color: var(--muted);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 22px 0 20px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 11px 16px;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 700;
  letter-spacing: 0.01em;
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease, background 180ms ease;
}

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

.btn.primary {
  background: var(--primary);
  color: var(--white);
  box-shadow: 0 10px 24px rgba(37, 99, 235, 0.16);
  border: 1px solid transparent;
}

.btn.primary:hover {
  background: var(--primary-dark);
  color: var(--white);
}

.btn.secondary {
  background: var(--white);
  color: var(--text);
  border: 1px solid var(--border-light);
  box-shadow: none;
}

.btn.secondary:hover {
  background: var(--primary-light);
  border-color: var(--primary);
}

.btn.ghost {
  background: var(--white);
  color: var(--text);
  border: 1px solid var(--border-light);
}

.btn.ghost:hover {
  border-color: var(--primary);
  color: var(--primary-dark);
}

.hero-highlights {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding: 0;
  margin: 0;
  list-style: none;
}

.hero-highlights li {
  padding: 8px 12px;
  background: var(--white);
  color: var(--text);
  border-radius: 999px;
  font-size: 0.92rem;
  border: 2px solid var(--primary);
}

.hero-card,
.card {
  background: linear-gradient(180deg, var(--white) 0%, #fbfdff 100%);
  border: 1px solid var(--border-light);
  border-radius: 22px;
  box-shadow: 0 10px 24px rgba(20, 32, 51, 0.05);
}

.hero-card {
  padding: 24px;
  background: linear-gradient(145deg, #ffffff 0%, #f7faff 100%);
  border-color: var(--border-light);
}

.badge {
  display: inline-block;
  margin-bottom: 10px;
  padding: 7px 10px;
  border-radius: 999px;
  background: var(--primary-light);
  color: var(--primary-dark);
  font-weight: 800;
  font-size: 0.84rem;
  border: 1px solid var(--primary-200);
}

.stats {
  display: grid;
  gap: 14px;
  margin-top: 18px;
}

.stats div {
  padding-bottom: 12px;
  border-bottom: 2px solid rgba(0, 0, 0, 0.12);
}

.stats strong {
  display: block;
  font-size: 1.28rem;
  color: var(--primary);
}

.stats span {
  color: var(--muted);
  font-size: 0.95rem;
}

.section {
  margin-top: 30px;
  padding: 10px 4px 4px;
}

.section-heading {
  margin-bottom: 16px;
  padding-left: 10px;
  border-left: 3px solid var(--primary);
}

.grid {
  display: grid;
  gap: 18px;
}

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

.card,
.badge-card,
.hero-card {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 600ms ease, transform 600ms ease;
}

.card.is-visible,
.badge-card.is-visible,
.hero-card.is-visible,
.section-heading.is-visible,
.hero-actions.is-visible,
.hero-highlights li.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.section-heading,
.hero-actions,
.hero-highlights li {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 600ms ease, transform 600ms ease;
}

.card {
  padding: 22px;
}

.chip-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.chip {
  display: inline-block;
  padding: 8px 12px;
  background: var(--primary-light);
  border: 1px solid var(--primary);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--primary-dark);
}

.card:nth-child(2n) {
  transform: none;
}

.card h3 {
  margin-top: 0;
  margin-bottom: 10px;
  color: var(--text);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.check-list {
  padding-left: 18px;
  margin: 0;
  color: var(--muted);
}

.check-list li + li {
  margin-top: 8px;
}

.timeline {
  display: grid;
  gap: 16px;
}

.timeline-meta {
  font-size: 0.86rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--accent);
  margin-bottom: 6px;
}

.badges-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.badge-card {
  background: linear-gradient(180deg, var(--white) 0%, #f8fbff 100%);
  border: 1px solid var(--primary-200);
  border-radius: 16px;
  padding: 16px;
  font-weight: 700;
  color: var(--text);
  box-shadow: 0 8px 18px rgba(37, 99, 235, 0.05);
}

.cta-section {
  padding-bottom: 20px;
}

.cta-card {
  text-align: center;
  padding: 28px;
  background: var(--primary-light);
  border: 3px solid var(--primary);
}

@media (max-width: 840px) {
  .hero-content,
  .about-grid,
  .cards-grid,
  .badges-grid {
    grid-template-columns: 1fr;
  }

  .top-nav {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }
}

@media (max-width: 560px) {
  .page-shell {
    padding: 14px 12px 30px;
  }

  .hero {
    padding: 18px;
  }

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

  .btn {
    width: 100%;
  }
}