:root {
  --bg: #081712;
  --bg-soft: #0d201a;
  --surface: #112920;
  --surface-2: #153327;
  --text: #eef8f1;
  --muted: #b6cabd;
  --line: rgba(255,255,255,.1);
  --accent: #d8ff63;
  --accent-2: #65f5b2;
  --shadow: 0 24px 60px rgba(0,0,0,.28);
  --radius: 24px;
  --radius-sm: 18px;
  --container: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  background:
    radial-gradient(circle at top, rgba(101,245,178,.18), transparent 32%),
    linear-gradient(180deg, #07130f 0%, #081712 40%, #0d2019 100%);
  color: var(--text);
  line-height: 1.65;
}

a { color: inherit; text-decoration: none; }
img { display: block; width: 100%; height: auto; }
.container { width: min(calc(100% - 32px), var(--container)); margin: 0 auto; }
.narrow { width: min(calc(100% - 32px), 860px); margin: 0 auto; }
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(18px);
  background: rgba(6, 15, 12, .78);
  border-bottom: 1px solid var(--line);
}

.header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 78px;
  gap: 20px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border-radius: 14px;
  background: linear-gradient(145deg, var(--accent), var(--accent-2));
  color: #07130f;
  font-weight: 800;
  letter-spacing: .08em;
}

.brand-text {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.brand-text strong { font-size: 1rem; letter-spacing: .04em; }
.brand-text small { color: var(--muted); max-width: 360px; }
.site-nav { display: flex; gap: 20px; align-items: center; }
.site-nav a {
  color: var(--muted);
  font-size: .96rem;
  transition: color .2s ease, transform .2s ease;
}

.site-nav a:hover,
.site-nav a.active {
  color: var(--text);
  transform: translateY(-1px);
}

.nav-toggle {
  display: none;
  border: 1px solid var(--line);
  background: rgba(255,255,255,.05);
  color: var(--text);
  padding: 10px 14px;
  border-radius: 999px;
}

.hero {
  position: relative;
  min-height: min(92vh, 860px);
  display: grid;
  align-items: end;
  overflow: hidden;
}

.hero-media,
.hero-overlay {
  position: absolute;
  inset: 0;
}

.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(1.02) contrast(1.02);
}

.hero-overlay {
  background:
    linear-gradient(90deg, rgba(5, 13, 11, .88) 0%, rgba(5, 13, 11, .6) 42%, rgba(5, 13, 11, .3) 70%, rgba(5, 13, 11, .55) 100%),
    linear-gradient(180deg, rgba(4, 8, 7, .15), rgba(4, 8, 7, .8));
}

.hero-content {
  position: relative;
  padding: 110px 0 86px;
  max-width: 720px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border-radius: 999px;
  font-size: .78rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: #0a1612;
  background: linear-gradient(145deg, rgba(216,255,99,.95), rgba(101,245,178,.95));
  font-weight: 700;
}

h1, h2, h3, p { margin-top: 0; }
h1 {
  font-size: clamp(2.5rem, 6vw, 5.6rem);
  line-height: .95;
  margin: 20px 0 18px;
  letter-spacing: -.04em;
  max-width: 12ch;
}

h2 {
  font-size: clamp(1.9rem, 3vw, 3.1rem);
  line-height: 1.05;
  letter-spacing: -.03em;
  margin-bottom: 18px;
}

h3 {
  font-size: 1.2rem;
  margin-bottom: 14px;
}

.hero p,
.lead,
.card-content p,
.content-stack p,
.section-heading p {
  color: var(--muted);
  font-size: 1.04rem;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 30px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 0 24px;
  border-radius: 999px;
  font-weight: 700;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
}

.button:hover { transform: translateY(-2px); }
.button-primary {
  background: linear-gradient(145deg, var(--accent), var(--accent-2));
  color: #06110d;
  box-shadow: 0 18px 36px rgba(101,245,178,.18);
}

.button-secondary {
  background: rgba(255,255,255,.08);
  color: var(--text);
  border: 1px solid rgba(255,255,255,.12);
}

.section { padding: 88px 0; }
.alt-section { background: rgba(255,255,255,.02); }
.section-heading { margin-bottom: 30px; }
.split-grid,
.product-layout {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 28px;
  align-items: start;
}

.split-media img {
  border-radius: 18px;
  margin-bottom: 18px;
  object-fit: cover;
  max-height: 340px;
}

.card,
.cta-panel,
.link-panel {
  background: linear-gradient(180deg, rgba(20, 51, 39, .78), rgba(12, 30, 23, .82));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.detail-card { padding: 26px; }
.card-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
}

.product-card { overflow: hidden; }
.image-link { display: block; aspect-ratio: 4 / 3; overflow: hidden; }
.image-link img,
.detail-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.product-card img { transition: transform .45s ease; }
.product-card:hover img { transform: scale(1.04); }
.card-content { padding: 22px; }
.text-link {
  display: inline-flex;
  margin-top: 14px;
  color: var(--accent);
  font-weight: 700;
}

.check-list,
.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}

.check-list li,
.footer-links li {
  position: relative;
  padding-left: 20px;
  margin-bottom: 12px;
  color: var(--muted);
}

.check-list li::before,
.footer-links li::before {
  content: "";
  position: absolute;
  top: .72em;
  left: 0;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: linear-gradient(145deg, var(--accent), var(--accent-2));
}

.cta-panel {
  padding: 34px;
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 28px;
  align-items: start;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

label {
  display: grid;
  gap: 8px;
  color: var(--muted);
  margin-bottom: 14px;
  font-size: .95rem;
}

input,
textarea {
  width: 100%;
  border-radius: 16px;
  border: 1px solid rgba(255,255,255,.13);
  background: rgba(255,255,255,.06);
  color: var(--text);
  padding: 14px 16px;
  font: inherit;
}

input:focus,
textarea:focus {
  outline: none;
  border-color: rgba(216,255,99,.55);
  box-shadow: 0 0 0 4px rgba(216,255,99,.08);
}

.form-note,
.form-status {
  color: var(--muted);
  margin: 12px 0 0;
}

.form-status.is-success { color: #9ef0b7; }
.content-stack { padding-top: 24px; }
.sidebar-stack { display: grid; gap: 22px; }

.spec-table {
  width: 100%;
  border-collapse: collapse;
  font-size: .96rem;
}

.spec-table th,
.spec-table td {
  text-align: left;
  padding: 12px 0;
  border-bottom: 1px solid rgba(255,255,255,.08);
  vertical-align: top;
}

.spec-table th {
  width: 40%;
  color: var(--text);
  font-weight: 700;
}

.spec-table td { color: var(--muted); }

.faq-item {
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 18px;
  padding: 18px 20px;
  background: rgba(255,255,255,.04);
  margin-bottom: 14px;
}

.faq-item summary {
  cursor: pointer;
  list-style: none;
  font-weight: 700;
}

.faq-item summary::-webkit-details-marker { display: none; }
.faq-item p { margin: 12px 0 0; color: var(--muted); }

.link-panels {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.link-panel {
  padding: 22px;
  min-height: 160px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: transform .2s ease, border-color .2s ease;
}

.link-panel:hover {
  transform: translateY(-2px);
  border-color: rgba(216,255,99,.32);
}

.site-footer {
  border-top: 1px solid var(--line);
  background: rgba(4, 9, 7, .5);
  margin-top: 60px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr .8fr .9fr;
  gap: 28px;
  padding: 44px 0 26px;
}

.footer-bottom {
  padding: 0 0 26px;
  color: var(--muted);
  font-size: .92rem;
}

@media (max-width: 1080px) {
  .card-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .split-grid,
  .product-layout,
  .cta-panel,
  .footer-grid { grid-template-columns: 1fr; }
}

@media (max-width: 860px) {
  .nav-toggle { display: inline-flex; }
  .site-nav {
    position: absolute;
    top: 78px;
    left: 16px;
    right: 16px;
    padding: 18px;
    border-radius: 20px;
    background: rgba(8, 23, 18, .96);
    border: 1px solid var(--line);
    display: none;
    flex-direction: column;
    align-items: flex-start;
  }

  .site-nav.is-open { display: flex; }
  h1 { max-width: 10ch; }
  .hero-content { padding: 100px 0 70px; }
}

@media (max-width: 720px) {
  .card-grid,
  .link-panels,
  .form-grid { grid-template-columns: 1fr; }
  .section { padding: 72px 0; }
  .detail-card,
  .cta-panel { padding: 22px; }
  .hero { min-height: 78vh; }
}