:root {
  --primary: #1e40af;
  --primary-hover: #1e3a8a;
  --accent: #06b6d4;
  --accent-light: #e0f2fe;
  --bg: #ffffff;
  --bg-subtle: #f8fafc;
  --text: #0f172a;
  --text-muted: #475569;
  --border: #e2e8f0;
  --card-bg: #ffffff;
  --radius: 8px;
  --radius-lg: 12px;
  --shadow: 0 4px 6px -1px rgb(0 0 0 / 0.08), 0 2px 4px -2px rgb(0 0 0 / 0.06);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.08);
}

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

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background-color: var(--bg);
  color: var(--text);
  line-height: 1.6;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

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

.container {
  width: 100%;
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Header & Navigation */
.site-header {
  background-color: #ffffff;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 50;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--primary);
}

.brand-icon {
  width: 32px;
  height: 32px;
  background: var(--primary);
  color: #ffffff;
  display: grid;
  place-items: center;
  border-radius: var(--radius);
  font-weight: 800;
  font-size: 0.95rem;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.75rem;
  list-style: none;
}

.nav-links a {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: color 0.15s ease;
}

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

.header-cta {
  display: flex;
  align-items: center;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.65rem 1.25rem;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: all 0.15s ease;
  border: none;
  text-align: center;
}

.btn-primary {
  background-color: var(--primary);
  color: #ffffff;
}

.btn-primary:hover {
  background-color: var(--primary-hover);
  box-shadow: 0 4px 12px rgba(30, 64, 175, 0.25);
}

.btn-secondary {
  background-color: #ffffff;
  color: var(--primary);
  border: 1px solid var(--border);
}

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

.btn-lg {
  padding: 0.85rem 1.75rem;
  font-size: 1.05rem;
}

/* Hero Section */
.hero {
  padding: 4.5rem 0 3.5rem;
  background: linear-gradient(180deg, #f0f7ff 0%, #ffffff 100%);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 3rem;
  align-items: center;
}

.hero-tag {
  display: inline-block;
  background: var(--accent-light);
  color: #0369a1;
  font-size: 0.85rem;
  font-weight: 600;
  padding: 0.35rem 0.85rem;
  border-radius: 9999px;
  margin-bottom: 1.25rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.hero h1 {
  font-size: 2.75rem;
  line-height: 1.15;
  font-weight: 800;
  color: var(--text);
  margin-bottom: 1.25rem;
}

.hero h1 span {
  color: var(--primary);
}

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--text-muted);
  margin-bottom: 2rem;
  max-width: 540px;
}

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

.hero-image-wrapper {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border);
}

.hero-image-wrapper img {
  width: 100%;
  height: 380px;
  object-fit: cover;
  display: block;
}

/* Sections */
.section {
  padding: 4.5rem 0;
}

.section-subtle {
  background-color: var(--bg-subtle);
}

.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 3rem;
}

.section-title {
  font-size: 2.1rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: var(--text);
}

.section-desc {
  font-size: 1.05rem;
  color: var(--text-muted);
}

/* Cards Grid */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2.5rem;
}

.card {
  background-color: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.card-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius);
  background: var(--accent-light);
  color: var(--primary);
  display: grid;
  place-items: center;
  font-size: 1.4rem;
  margin-bottom: 1.25rem;
}

.card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.65rem;
  color: var(--text);
}

.card p {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 1.25rem;
}

.card-features {
  list-style: none;
  margin-bottom: 1.5rem;
  border-top: 1px solid var(--border);
  padding-top: 1rem;
}

.card-features li {
  position: relative;
  padding-left: 1.5rem;
  font-size: 0.9rem;
  color: var(--text);
  margin-bottom: 0.5rem;
}

.card-features li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--primary);
  font-weight: 700;
}

/* Value Props / Highlights */
.highlight-banner {
  background-color: #1e3a8a;
  color: #ffffff;
  border-radius: var(--radius-lg);
  padding: 3rem 2.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.highlight-banner h2 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.highlight-banner p {
  font-size: 1.1rem;
  max-width: 640px;
  margin-bottom: 2rem;
  opacity: 0.9;
}

.highlight-banner .btn-primary {
  background-color: #ffffff;
  color: var(--primary);
}

.highlight-banner .btn-primary:hover {
  background-color: #f1f5f9;
}

/* Process Steps */
.process-step {
  display: flex;
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.step-number {
  width: 44px;
  height: 44px;
  flex-shrink: 0;
  border-radius: 50%;
  background-color: var(--primary);
  color: #ffffff;
  display: grid;
  place-items: center;
  font-weight: 700;
  font-size: 1.1rem;
}

.step-content h4 {
  font-size: 1.15rem;
  margin-bottom: 0.35rem;
}

.step-content p {
  color: var(--text-muted);
  font-size: 0.95rem;
}

/* Footer */
.site-footer {
  background-color: #0f172a;
  color: #94a3b8;
  padding: 3.5rem 0 2rem;
  margin-top: auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1.5fr;
  gap: 3rem;
  margin-bottom: 2.5rem;
}

.footer-brand h3 {
  color: #ffffff;
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
}

.footer-brand p {
  font-size: 0.9rem;
  max-width: 320px;
  line-height: 1.6;
}

.footer-links h4,
.footer-contact h4 {
  color: #ffffff;
  font-size: 1rem;
  margin-bottom: 1rem;
}

.footer-links ul {
  list-style: none;
}

.footer-links li {
  margin-bottom: 0.5rem;
}

.footer-links a {
  font-size: 0.9rem;
  transition: color 0.15s ease;
}

.footer-links a:hover {
  color: #ffffff;
}

.footer-bottom {
  border-top: 1px solid #334155;
  padding-top: 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
  flex-wrap: wrap;
  gap: 1rem;
}

/* Responsive */
@media (max-width: 860px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .nav-links {
    gap: 1rem;
  }
}

@media (max-width: 640px) {
  .header-inner {
    flex-direction: column;
    height: auto;
    padding: 1rem 0;
    gap: 1rem;
  }
  .nav-links {
    flex-wrap: wrap;
    justify-content: center;
  }
  .hero h1 {
    font-size: 2.1rem;
  }
}