:root {
  --bg: #f5f6f3;
  --bg-elevated: #fcfcfa;
  --ink: #1d252d;
  --ink-soft: #4f5b66;
  --line: #d9e0e4;
  --accent: #5e7391;
  --accent-soft: #e5ebf2;
  --teal: #5a8b88;
  --max-width: 1120px;
  --shadow: 0 12px 34px -24px rgba(46, 61, 75, 0.28);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  font-family: "Manrope", "Segoe UI", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(900px 420px at 92% -10%, rgba(180, 198, 214, 0.24), transparent 70%),
    radial-gradient(800px 380px at 0% 2%, rgba(165, 204, 199, 0.14), transparent 65%),
    var(--bg);
  line-height: 1.55;
}

h1,
h2,
h3 {
  margin: 0 0 0.6rem;
  line-height: 1.18;
  color: var(--ink);
  letter-spacing: -0.01em;
}

h1 {
  font-size: clamp(2rem, 3.8vw, 3.2rem);
}

h2 {
  font-size: clamp(1.34rem, 2.1vw, 1.95rem);
}

h3 {
  font-size: 1.08rem;
}

p {
  margin: 0;
  color: var(--ink-soft);
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.container {
  width: min(var(--max-width), 92vw);
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(245, 246, 243, 0.9);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(6px);
}

.nav-wrap {
  min-height: 78px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.logo-link img {
  height: 42px;
  width: auto;
  display: block;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.site-nav a {
  padding: 0.4rem 0.7rem;
  border-radius: 999px;
  border: 1px solid transparent;
  color: var(--ink-soft);
  font-size: 0.92rem;
}

.site-nav a:hover,
.site-nav a.is-active {
  text-decoration: none;
  color: var(--ink);
  border-color: var(--line);
  background: var(--bg-elevated);
}

.menu-toggle {
  display: none;
}

.hero {
  padding: 4rem 0 2.4rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 1.4rem;
  align-items: start;
}

.eyebrow {
  margin-bottom: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.75rem;
  color: var(--accent);
  font-weight: 600;
}

.lead {
  max-width: 64ch;
  font-size: 1.03rem;
}

.actions {
  margin-top: 1rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  border: 1px solid var(--line);
  min-height: 42px;
  padding: 0.5rem 0.95rem;
  font-size: 0.92rem;
  cursor: pointer;
}

.btn:hover {
  text-decoration: none;
}

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

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

.hero-panel {
  border: 1px solid var(--line);
  background: var(--bg-elevated);
  padding: 1.15rem;
  border-radius: 0.85rem;
  box-shadow: var(--shadow);
}

.section {
  padding: 2rem 0;
}

.section-head {
  margin-bottom: 1rem;
}

.section-head-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 0.8rem;
}

.grid {
  display: grid;
  gap: 0.85rem;
}

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

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

.card {
  background: var(--bg-elevated);
  border: 1px solid var(--line);
  border-radius: 0.85rem;
  padding: 1rem;
  box-shadow: var(--shadow);
}

.chip-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.chip {
  padding: 0.45rem 0.8rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--accent-soft);
  color: #364355;
  font-size: 0.9rem;
}

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.list-clean {
  margin: 0;
  padding-left: 1rem;
}

.list-clean li {
  margin-bottom: 0.45rem;
  color: var(--ink-soft);
}

.text-link {
  display: inline-block;
  margin-top: 0.5rem;
  font-weight: 600;
}

.section-cta {
  padding-top: 1.2rem;
  padding-bottom: 3rem;
}

.cta-box {
  border: 1px solid var(--line);
  border-radius: 0.95rem;
  background: #ffffff;
  padding: 1.4rem;
  box-shadow: var(--shadow);
}

.page-intro {
  padding: 3.2rem 0 1.2rem;
}

.tech-schematic {
  height: 68px;
  border: 1px solid var(--line);
  border-radius: 0.9rem;
  background: #ffffff;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0.35rem;
  padding: 0.35rem;
  margin-bottom: 1rem;
}

.tech-schematic span {
  border-radius: 0.55rem;
}

.tech-schematic span:nth-child(1) { background: #dfe7f1; }
.tech-schematic span:nth-child(2) { background: #cbd8e8; }
.tech-schematic span:nth-child(3) { background: #b7cada; }
.tech-schematic span:nth-child(4) { background: #c2d8d7; }
.tech-schematic span:nth-child(5) { background: #d5e5de; }

.app-card p + p {
  margin-top: 0.5rem;
}

.image-panel img {
  width: 100%;
  max-height: 330px;
  object-fit: cover;
  border-radius: 0.85rem;
  border: 1px solid var(--line);
}

.contact-form {
  display: grid;
  gap: 0.45rem;
}

.contact-form label {
  font-size: 0.86rem;
  color: #425060;
  font-weight: 600;
}

.contact-form input,
.contact-form textarea {
  border: 1px solid #cfd8df;
  border-radius: 0.55rem;
  padding: 0.55rem 0.62rem;
  font: inherit;
  background: #ffffff;
}

.contact-form textarea {
  resize: vertical;
}

.site-footer {
  border-top: 1px solid var(--line);
  padding: 2rem 0 2.4rem;
  margin-top: 1rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr auto;
  gap: 1rem;
}

.small {
  font-size: 0.84rem;
}

@media (max-width: 940px) {
  .hero-grid,
  .split,
  .grid.two,
  .grid.three,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .menu-toggle {
    display: inline-flex;
    border: 1px solid var(--line);
    background: #ffffff;
    border-radius: 0.55rem;
    padding: 0.45rem 0.62rem;
    color: var(--ink-soft);
  }

  .site-nav {
    position: absolute;
    left: 0;
    right: 0;
    top: 78px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: #ffffff;
    border-bottom: 1px solid var(--line);
    padding: 0.35rem 1rem 0.75rem;
  }

  .site-nav.is-open {
    display: flex;
  }

  .site-nav a {
    border-radius: 0.55rem;
    padding: 0.55rem 0.65rem;
  }
}