:root {
  --bg: #07111b;
  --bg-soft: #0c1d2b;
  --panel: rgba(9, 24, 37, 0.88);
  --panel-border: rgba(110, 198, 255, 0.16);
  --text: #eaf7ff;
  --muted: #9ab7c8;
  --accent: #57d0ff;
  --accent-strong: #1db5f1;
  --glow: rgba(87, 208, 255, 0.2);
  --shadow: 0 18px 48px rgba(0, 0, 0, 0.35);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  background:
    radial-gradient(circle at top, rgba(44, 157, 255, 0.16), transparent 30%),
    linear-gradient(180deg, #040b12 0%, #08131d 100%);
  color: var(--text);
}

img {
  max-width: 100%;
  display: block;
}

.container {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(12px);
  background: rgba(4, 11, 18, 0.78);
  border-bottom: 1px solid rgba(87, 208, 255, 0.12);
}

.nav-wrap {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  padding: 14px 0;
}

.brand-mark {
  display: flex;
  align-items: center;
  gap: 14px;
}

.brand-mark img {
  width: 58px;
  height: 58px;
  object-fit: cover;
  border-radius: 14px;
  box-shadow: 0 0 30px var(--glow);
}

.brand-name {
  font-size: 1.1rem;
  font-weight: 700;
}

.brand-tag {
  color: var(--muted);
  font-size: 0.92rem;
}

.site-nav {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
}

.site-nav a,
.site-footer a {
  color: var(--text);
  text-decoration: none;
}

.site-nav a:hover,
.site-footer a:hover {
  color: var(--accent);
}

.hero {
  padding: 72px 0 36px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 32px;
  align-items: center;
}

.eyebrow {
  color: var(--accent);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin: 0 0 12px;
}

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

h1 {
  font-size: clamp(2.3rem, 5vw, 4.2rem);
  line-height: 1.05;
  margin-bottom: 18px;
}

h2 {
  font-size: clamp(1.7rem, 3vw, 2.7rem);
  margin-bottom: 12px;
}

.hero-text,
.section-heading p,
.card p,
.site-footer p,
li {
  color: var(--muted);
  line-height: 1.7;
}

.hero-actions,
.card-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 24px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 700;
  transition: transform 0.16s ease, background 0.16s ease, color 0.16s ease;
}

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

.button-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  color: #031019;
}

.button-secondary {
  color: var(--text);
  border: 1px solid rgba(87, 208, 255, 0.22);
  background: rgba(87, 208, 255, 0.06);
}

.hero-art-card,
.card {
  background: var(--panel);
  border: 1px solid var(--panel-border);
  box-shadow: var(--shadow);
}

.hero-art-card {
  padding: 18px;
  border-radius: 28px;
}

.hero-art-card img {
  border-radius: 20px;
}

.section {
  padding: 42px 0;
}

.section-alt {
  background: rgba(10, 23, 35, 0.7);
}

.section-heading {
  max-width: 760px;
  margin-bottom: 24px;
}

.product-grid,
.value-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.card {
  border-radius: 22px;
  padding: 24px;
}

.featured {
  grid-column: span 2;
}

.pill {
  display: inline-flex;
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  background: rgba(87, 208, 255, 0.15);
  color: var(--accent);
  margin-bottom: 14px;
}

.pill-muted {
  background: rgba(255, 255, 255, 0.06);
  color: var(--muted);
}

ul {
  padding-left: 18px;
}

.check-list {
  margin: 0;
}

.stack-card {
  max-width: 760px;
}

.site-footer {
  border-top: 1px solid rgba(87, 208, 255, 0.12);
  padding: 34px 0 48px;
  background: rgba(2, 7, 12, 0.9);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

@media (max-width: 900px) {
  .hero-grid,
  .product-grid,
  .value-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .featured {
    grid-column: span 1;
  }

  .nav-wrap {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 560px) {
  .hero {
    padding-top: 48px;
  }

  .container {
    width: min(100% - 20px, 1120px);
  }

  .brand-mark {
    align-items: flex-start;
  }
}