:root {
  --navy: #203b5a;
  --navy-dark: #16293f;
  --berry: #a6397a;
  --berry-dark: #872f65;
  --gray-light: #f1f1f1;
  --gray-mid: #dcdcdc;
  --ink: #2a2a2a;
  --white: #ffffff;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--ink);
  background: var(--white);
  line-height: 1.6;
}

h1, h2, h3, .logo {
  font-family: "Quicksand", "Inter", sans-serif;
  color: var(--navy);
  margin: 0;
}

a {
  color: var(--berry);
}

img {
  max-width: 100%;
}

.container {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Header / nav */
header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: saturate(180%) blur(8px);
  border-bottom: 1px solid var(--gray-mid);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
}

.logo-mark {
  height: 28px;
  display: block;
}

.logo {
  font-family: "Quicksand", "Inter", sans-serif;
  font-weight: 600;
  font-size: 1.4rem;
  color: var(--navy);
  text-decoration: none;
  line-height: 1;
}

.logo .berry {
  color: var(--berry);
}

.footer-logo {
  font-size: 1.15rem;
}

nav ul {
  list-style: none;
  display: flex;
  gap: 28px;
  margin: 0;
  padding: 0;
}

nav a {
  color: var(--navy);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.01em;
}

nav a:hover {
  color: var(--berry);
}

.nav-cta {
  background: var(--berry);
  color: var(--white) !important;
  padding: 9px 18px;
  border-radius: 999px;
  font-weight: 600;
}

.nav-cta:hover {
  background: var(--berry-dark);
  color: var(--white) !important;
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.6rem;
  color: var(--navy);
  cursor: pointer;
}

/* Hero */
.hero {
  padding: 96px 24px 80px;
  text-align: center;
  background: linear-gradient(180deg, var(--white) 0%, var(--gray-light) 100%);
}

.hero .eyebrow {
  display: inline-block;
  color: var(--berry);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.8rem;
  margin-bottom: 18px;
}

.hero h1 {
  font-size: clamp(2rem, 5vw, 3.4rem);
  font-weight: 700;
  max-width: 820px;
  margin: 0 auto 22px;
}

.hero p.lede {
  font-size: 1.15rem;
  color: #4a4a4a;
  max-width: 640px;
  margin: 0 auto 34px;
}

.button-row {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

.btn {
  display: inline-block;
  padding: 13px 28px;
  border-radius: 999px;
  font-weight: 600;
  text-decoration: none;
  font-size: 1rem;
  transition: transform 0.15s ease, background 0.15s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

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

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

.btn-secondary {
  background: var(--white);
  color: var(--navy);
  border: 1.5px solid var(--navy);
}

.btn-secondary:hover {
  background: var(--navy);
  color: var(--white);
}

/* Section scaffolding */
section {
  padding: 84px 24px;
}

section.alt {
  background: var(--gray-light);
}

.section-head {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 48px;
}

.section-head .eyebrow {
  color: var(--berry);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.8rem;
  display: block;
  margin-bottom: 12px;
}

.section-head h2 {
  font-size: clamp(1.6rem, 3.2vw, 2.3rem);
  margin-bottom: 14px;
}

.section-head p {
  color: #4a4a4a;
  font-size: 1.05rem;
}

/* Product cards */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}

.card {
  background: var(--white);
  border: 1px solid var(--gray-mid);
  border-radius: 16px;
  padding: 32px;
  text-align: left;
}

.card .num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: var(--navy);
  color: var(--white);
  font-weight: 700;
  font-family: "Quicksand", sans-serif;
  margin-bottom: 18px;
}

.card h3 {
  font-size: 1.25rem;
  margin-bottom: 10px;
}

.card p {
  color: #4a4a4a;
  margin: 0;
}

/* Methodology */
.method-wrap {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 48px;
  align-items: center;
}

.method-list {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
}

.method-list li {
  display: flex;
  gap: 14px;
  margin-bottom: 20px;
}

.method-list .dot {
  flex: none;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--berry);
  margin-top: 8px;
}

.method-list strong {
  color: var(--navy);
}

.method-panel {
  background: var(--navy);
  color: var(--white);
  border-radius: 20px;
  padding: 40px;
}

.method-panel h3 {
  color: var(--white);
  font-size: 1.4rem;
  margin-bottom: 14px;
}

.method-panel p {
  color: #cfd8e3;
}

.method-panel .stat-row {
  display: flex;
  gap: 32px;
  margin-top: 28px;
}

.method-panel .stat b {
  display: block;
  font-size: 1.8rem;
  font-family: "Quicksand", sans-serif;
  color: var(--white);
}

.method-panel .stat span {
  font-size: 0.85rem;
  color: #b9c4d1;
}

/* About */
.about-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 40px;
}

.about-grid .item {
  text-align: center;
  padding: 12px;
}

.about-grid h3 {
  font-size: 1.05rem;
  margin-bottom: 8px;
}

.about-grid p {
  color: #4a4a4a;
  font-size: 0.95rem;
  margin: 0;
}

.security-note {
  text-align: center;
  color: #6a6a6a;
  font-size: 0.9rem;
  font-style: italic;
  max-width: 640px;
  margin: 36px auto 0;
}

/* Contact */
.contact-box {
  background: var(--navy);
  border-radius: 24px;
  padding: 56px;
  text-align: center;
  color: var(--white);
}

.contact-box h2 {
  color: var(--white);
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  margin-bottom: 14px;
}

.contact-box p {
  color: #cfd8e3;
  max-width: 560px;
  margin: 0 auto 28px;
}

.contact-box .btn-primary {
  background: var(--berry);
}

/* Footer */
footer {
  border-top: 1px solid var(--gray-mid);
  padding: 32px 24px;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.85rem;
  color: #6a6a6a;
}

.footer-inner .logo-mark {
  height: 20px;
}

@media (max-width: 760px) {
  nav ul {
    position: fixed;
    top: 62px;
    left: 0;
    right: 0;
    background: var(--white);
    flex-direction: column;
    padding: 20px 24px;
    gap: 16px;
    border-bottom: 1px solid var(--gray-mid);
    display: none;
  }

  nav ul.open {
    display: flex;
  }

  .menu-toggle {
    display: block;
  }

  .card-grid,
  .about-grid {
    grid-template-columns: 1fr;
  }

  .method-wrap {
    grid-template-columns: 1fr;
  }

  .contact-box {
    padding: 36px 24px;
  }
}