:root {
  --ink: #071226;
  --muted: #5d6f83;
  --soft: #eef7f0;
  --surface: #ffffff;
  --line: #d7e6dc;
  --green: #159a52;
  --green-dark: #09643a;
  --blue: #1459a7;
  --amber: #d89322;
  --shadow: 0 24px 80px rgba(7, 18, 38, 0.14);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Segoe UI", Arial, sans-serif;
  color: var(--ink);
  background: #f5faf6;
}

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

.topbar {
  position: sticky;
  top: 0;
  z-index: 30;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 74px;
  padding: 14px clamp(18px, 5vw, 76px);
  border-bottom: 1px solid rgba(215, 230, 220, 0.9);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 8px;
  color: white;
  background: linear-gradient(145deg, var(--green), var(--blue));
  font-weight: 900;
}

.brand strong,
.brand small {
  display: block;
  line-height: 1.1;
}

.brand strong {
  font-size: 16px;
}

.brand small {
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
}

.nav {
  display: flex;
  align-items: center;
  gap: 18px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 800;
}

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

.hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 430px);
  gap: clamp(24px, 5vw, 68px);
  align-items: end;
  min-height: calc(100vh - 74px);
  padding: clamp(56px, 8vw, 108px) clamp(18px, 6vw, 88px) 42px;
  overflow: hidden;
  color: white;
  background: #071226;
}

.hero-media {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(7, 18, 38, 0.94), rgba(7, 18, 38, 0.72), rgba(7, 18, 38, 0.38)),
    url("https://images.unsplash.com/photo-1532996122724-e3c354a0b15b?auto=format&fit=crop&w=1900&q=82");
  background-position: center;
  background-size: cover;
}

.hero-content,
.hero-panel {
  position: relative;
}

.hero-content {
  max-width: 760px;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--green);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0;
  text-transform: uppercase;
}

.hero .eyebrow {
  color: #9ff2c2;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 18px;
  font-size: clamp(44px, 7vw, 84px);
  line-height: 0.98;
}

h2 {
  margin-bottom: 12px;
  font-size: clamp(30px, 4vw, 48px);
  line-height: 1.08;
}

h3 {
  margin-bottom: 10px;
  font-size: 21px;
}

.hero-copy {
  max-width: 680px;
  color: #e6f0f7;
  font-size: clamp(17px, 2vw, 21px);
  line-height: 1.65;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 20px;
  border-radius: 8px;
  font-weight: 900;
}

.button.primary {
  color: white;
  background: var(--green);
  box-shadow: 0 14px 34px rgba(21, 154, 82, 0.28);
}

.button.secondary {
  color: white;
  border: 1px solid rgba(255, 255, 255, 0.42);
  background: rgba(255, 255, 255, 0.08);
}

.hero-panel {
  display: grid;
  gap: 1px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.12);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.hero-panel div {
  padding: 20px;
  background: rgba(7, 18, 38, 0.5);
}

.hero-panel span,
.hero-panel strong {
  display: block;
}

.hero-panel span {
  margin-bottom: 6px;
  color: #b8c8d8;
  font-size: 13px;
  font-weight: 800;
}

.hero-panel strong {
  overflow-wrap: anywhere;
  font-size: 18px;
}

.section,
.split-section,
.status-band {
  margin: 0 auto;
  padding: 78px clamp(18px, 6vw, 88px);
}

.section-heading {
  max-width: 760px;
  margin-bottom: 30px;
}

.flow-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.flow-grid article,
.module-panel,
.security-grid article,
.status-band {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
}

.flow-grid article {
  min-height: 260px;
  padding: 24px;
}

.flow-grid span {
  display: inline-flex;
  margin-bottom: 34px;
  color: var(--green-dark);
  font-weight: 950;
}

.flow-grid p,
.module-list span,
.security-grid span,
.status-band p {
  color: var(--muted);
  line-height: 1.65;
}

.split-section {
  display: grid;
  grid-template-columns: minmax(280px, 0.9fr) minmax(0, 1.1fr);
  gap: 20px;
  align-items: stretch;
}

.image-tile {
  min-height: 520px;
  border-radius: 8px;
  background:
    linear-gradient(180deg, rgba(7, 18, 38, 0.02), rgba(7, 18, 38, 0.18)),
    url("https://images.unsplash.com/photo-1611284446314-60a58ac0deb9?auto=format&fit=crop&w=1200&q=82");
  background-position: center;
  background-size: cover;
}

.module-panel {
  padding: clamp(26px, 5vw, 48px);
}

.module-list {
  display: grid;
  gap: 12px;
  margin-top: 28px;
}

.module-list div {
  display: grid;
  gap: 4px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #f8fcf9;
}

.module-list strong {
  font-size: 17px;
}

.security-section {
  background: #ffffff;
}

.security-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.security-grid article {
  display: grid;
  gap: 10px;
  min-height: 170px;
  padding: 24px;
  border-top: 4px solid var(--green);
}

.status-band {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  max-width: calc(100% - clamp(36px, 12vw, 176px));
  margin-bottom: 76px;
  background: linear-gradient(135deg, #ffffff, #eef8f1);
}

.status-band p {
  margin-bottom: 0;
}

.status-band .button {
  flex: 0 0 auto;
}

@media (max-width: 980px) {
  .hero,
  .split-section,
  .flow-grid,
  .security-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    align-items: center;
  }

  .image-tile {
    min-height: 340px;
  }

  .status-band {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 660px) {
  .topbar {
    align-items: flex-start;
    flex-direction: column;
  }

  .nav {
    width: 100%;
    justify-content: space-between;
    gap: 10px;
    overflow-x: auto;
    padding-bottom: 2px;
  }

  .hero {
    min-height: auto;
    padding-top: 58px;
  }

  .hero-actions,
  .button {
    width: 100%;
  }

  .status-band {
    max-width: calc(100% - 36px);
  }
}