:root {
  --font-sans: Inter, Manrope, "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, Arial, sans-serif;
  --font-display: Manrope, Inter, "Segoe UI", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", "SFMono-Regular", Consolas, monospace;
  --bg: #070a12;
  --bg-soft: #0b1020;
  --surface: rgba(16, 24, 45, 0.78);
  --surface-strong: #111a31;
  --surface-alt: #0f1629;
  --line: rgba(146, 165, 210, 0.18);
  --line-strong: rgba(85, 234, 255, 0.3);
  --text: #eef4ff;
  --muted: #a9b7d3;
  --muted-2: #7685a8;
  --brand: #55eaff;
  --brand-2: #8a7cff;
  --brand-3: #27f3a7;
  --warning: #ffcf5a;
  --danger: #ff6b8b;
  --link: #7befff;
  --button: linear-gradient(135deg, #55eaff 0%, #8a7cff 100%);
  --button-hover: linear-gradient(135deg, #7ff1ff 0%, #a597ff 100%);
  --shadow: 0 22px 70px rgba(0, 0, 0, 0.36);
  --shadow-soft: 0 14px 40px rgba(10, 18, 42, 0.28);
  --radius-xl: 28px;
  --radius-lg: 22px;
  --radius-md: 16px;
  --radius-sm: 12px;
  --max: 1160px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  min-width: 320px;
  font-family: var(--font-sans);
  color: var(--text);
  background:
    radial-gradient(circle at 15% 8%, rgba(85, 234, 255, 0.14), transparent 28rem),
    radial-gradient(circle at 84% 2%, rgba(138, 124, 255, 0.18), transparent 25rem),
    radial-gradient(circle at 72% 70%, rgba(39, 243, 167, 0.08), transparent 26rem),
    linear-gradient(180deg, #070a12 0%, #0a0d18 54%, #070a12 100%);
  line-height: 1.65;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255,255,255,0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.035) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: linear-gradient(to bottom, rgba(0,0,0,0.8), transparent 80%);
}

img, svg { max-width: 100%; height: auto; }

a { color: var(--link); text-decoration: none; transition: color .2s ease, opacity .2s ease, transform .2s ease; }
a:hover { color: var(--brand); }

.skip-link {
  position: absolute;
  left: -999px;
  top: 1rem;
  z-index: 20;
  padding: .7rem 1rem;
  color: #06101c;
  background: var(--brand);
  border-radius: var(--radius-sm);
}
.skip-link:focus { left: 1rem; }

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  border-bottom: 1px solid var(--line);
  background: rgba(7, 10, 18, 0.76);
  backdrop-filter: blur(18px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 76px;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: .7rem;
  color: var(--text);
  font-family: var(--font-display);
  font-size: 1.12rem;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.logo-mark {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border: 1px solid rgba(85, 234, 255, .32);
  border-radius: 14px;
  background: linear-gradient(145deg, rgba(85,234,255,.16), rgba(138,124,255,.17));
  box-shadow: inset 0 0 24px rgba(85, 234, 255, .12), 0 10px 24px rgba(0,0,0,.18);
  font-family: var(--font-mono);
  color: var(--brand);
}

.main-nav { display: flex; align-items: center; gap: .28rem; }
.main-nav a {
  padding: .62rem .78rem;
  border-radius: 999px;
  color: var(--muted);
  font-size: .95rem;
  white-space: nowrap;
}
.main-nav a:hover,
.main-nav a[aria-current="page"] {
  color: var(--text);
  background: rgba(255,255,255,.06);
}

.header-cta { display: inline-flex; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  min-height: 46px;
  padding: .78rem 1.1rem;
  border: 0;
  border-radius: 999px;
  color: #06101c;
  background: var(--button);
  box-shadow: 0 14px 32px rgba(85, 234, 255, .16);
  font-weight: 800;
  line-height: 1;
  cursor: pointer;
}
.btn:hover { color: #06101c; background: var(--button-hover); transform: translateY(-1px); }
.btn-secondary {
  color: var(--text);
  background: rgba(255,255,255,.06);
  border: 1px solid var(--line);
  box-shadow: none;
}
.btn-secondary:hover { color: var(--text); background: rgba(255,255,255,.09); }
.btn-small { min-height: 38px; padding: .62rem .9rem; font-size: .92rem; }

.hero {
  position: relative;
  padding: 82px 0 54px;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.03fr) minmax(320px, .97fr);
  gap: 44px;
  align-items: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: .45rem;
  padding: .42rem .7rem;
  margin: 0 0 1.1rem;
  color: var(--brand);
  background: rgba(85,234,255,.08);
  border: 1px solid rgba(85,234,255,.18);
  border-radius: 999px;
  font-size: .88rem;
  font-weight: 700;
}

h1, h2, h3 {
  font-family: var(--font-display);
  letter-spacing: -0.045em;
  line-height: 1.08;
  color: var(--text);
}

h1 {
  margin: 0 0 1.05rem;
  font-size: clamp(2.4rem, 6.2vw, 5.15rem);
  max-width: 860px;
}
h2 { margin: 0 0 1rem; font-size: clamp(1.85rem, 4vw, 3rem); }
h3 { margin: 0 0 .55rem; font-size: clamp(1.15rem, 2.4vw, 1.45rem); }

.lead {
  margin: 0 0 1.4rem;
  color: var(--muted);
  font-size: clamp(1.06rem, 2.1vw, 1.32rem);
  max-width: 760px;
}

.hero-actions { display: flex; flex-wrap: wrap; gap: .8rem; margin: 1.6rem 0; }

.signal-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: .75rem;
  padding: 0;
  margin: 1.5rem 0 0;
  list-style: none;
}
.signal-list li {
  padding: .85rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(255,255,255,.045);
  color: var(--muted);
  font-size: .92rem;
}
.signal-list strong { display: block; color: var(--text); font-size: 1rem; }

.visual-card {
  position: relative;
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  background: linear-gradient(145deg, rgba(17,26,49,.82), rgba(12,16,30,.62));
  box-shadow: var(--shadow);
  overflow: hidden;
}
.visual-card::after {
  content: "";
  position: absolute;
  inset: auto -20% -32% 20%;
  height: 180px;
  background: radial-gradient(circle, rgba(85,234,255,.22), transparent 68%);
  pointer-events: none;
}
.visual-card img { display: block; border-radius: calc(var(--radius-xl) - 8px); }

.section { padding: 64px 0; position: relative; }
.section.compact { padding: 42px 0; }
.section-header { max-width: 780px; margin: 0 0 2rem; }
.section-header.center { margin-inline: auto; text-align: center; }
.section-kicker {
  margin: 0 0 .55rem;
  color: var(--brand-3);
  font-family: var(--font-mono);
  font-size: .86rem;
  letter-spacing: .06em;
  text-transform: uppercase;
}
.section-text { color: var(--muted); margin: 0; font-size: 1.06rem; }

.grid-2, .grid-3, .grid-4 { display: grid; gap: 1rem; }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }

.card {
  position: relative;
  padding: 1.35rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, rgba(255,255,255,.07), rgba(255,255,255,.035));
  box-shadow: var(--shadow-soft);
  overflow: hidden;
}
.card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 1.35rem;
  right: 1.35rem;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(85,234,255,.55), transparent);
}
.card p, .card li { color: var(--muted); }
.card p:last-child { margin-bottom: 0; }
.card.highlight { border-color: var(--line-strong); background: linear-gradient(145deg, rgba(85,234,255,.11), rgba(138,124,255,.08)); }
.card-icon {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  margin-bottom: 1rem;
  border-radius: 16px;
  color: var(--brand);
  background: rgba(85,234,255,.1);
  border: 1px solid rgba(85,234,255,.2);
  font-family: var(--font-mono);
  font-weight: 800;
}

.feature-row {
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 2rem;
  align-items: center;
  padding: 1.2rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  background: rgba(255,255,255,.04);
}
.feature-row + .feature-row { margin-top: 1rem; }
.feature-copy { padding: 1rem; }
.feature-copy p { color: var(--muted); }

.steps { counter-reset: step; display: grid; gap: .9rem; }
.step {
  counter-increment: step;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  padding: 1.2rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: rgba(255,255,255,.045);
}
.step::before {
  content: counter(step, decimal-leading-zero);
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 15px;
  color: #06101c;
  background: var(--button);
  font-family: var(--font-mono);
  font-weight: 900;
}
.step p { color: var(--muted); margin-bottom: 0; }

.list-check { padding: 0; margin: 1rem 0 0; list-style: none; }
.list-check li {
  position: relative;
  padding-left: 1.65rem;
  margin: .55rem 0;
  color: var(--muted);
}
.list-check li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .55rem;
  width: .55rem;
  height: .55rem;
  border-radius: 50%;
  background: var(--brand-3);
  box-shadow: 0 0 0 5px rgba(39,243,167,.1);
}

.cta-panel {
  display: grid;
  grid-template-columns: 1.1fr auto;
  gap: 1.5rem;
  align-items: center;
  padding: clamp(1.4rem, 4vw, 2.3rem);
  border: 1px solid rgba(85,234,255,.24);
  border-radius: var(--radius-xl);
  background:
    radial-gradient(circle at 12% 10%, rgba(85,234,255,.15), transparent 25rem),
    linear-gradient(135deg, rgba(18,28,54,.92), rgba(12,16,30,.88));
  box-shadow: var(--shadow);
}
.cta-panel p { color: var(--muted); margin: 0; }

.pill-row { display: flex; flex-wrap: wrap; gap: .55rem; margin-top: 1rem; }
.pill {
  display: inline-flex;
  align-items: center;
  padding: .42rem .65rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  background: rgba(255,255,255,.04);
  font-size: .88rem;
}

.metric {
  padding: 1.25rem;
  border-radius: var(--radius-lg);
  background: rgba(255,255,255,.05);
  border: 1px solid var(--line);
}
.metric strong {
  display: block;
  margin-bottom: .25rem;
  color: var(--brand);
  font-family: var(--font-display);
  font-size: 2rem;
  line-height: 1;
}
.metric span { color: var(--muted); font-size: .94rem; }

.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius-lg); }
table { width: 100%; border-collapse: collapse; min-width: 720px; background: rgba(255,255,255,.035); }
th, td { padding: 1rem; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
th { color: var(--text); font-size: .9rem; background: rgba(255,255,255,.06); }
td { color: var(--muted); }
tr:last-child td { border-bottom: 0; }

.faq details {
  padding: 1rem 1.2rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(255,255,255,.04);
}
.faq details + details { margin-top: .75rem; }
.faq summary { cursor: pointer; color: var(--text); font-weight: 800; }
.faq p { color: var(--muted); margin-bottom: 0; }

.contact-form {
  display: grid;
  gap: .9rem;
}
label { display: grid; gap: .35rem; color: var(--muted); font-weight: 700; }
input, textarea, select {
  width: 100%;
  padding: .9rem 1rem;
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(4, 8, 18, .55);
  font: inherit;
}
textarea { min-height: 134px; resize: vertical; }
input:focus, textarea:focus, select:focus { outline: 2px solid rgba(85,234,255,.25); border-color: rgba(85,234,255,.45); }
.form-note { color: var(--muted-2); font-size: .9rem; }

.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: .45rem;
  margin: 1.2rem 0 0;
  color: var(--muted-2);
  font-size: .92rem;
}
.breadcrumbs a { color: var(--muted); }

.site-footer {
  padding: 44px 0;
  border-top: 1px solid var(--line);
  background: rgba(5, 8, 15, .74);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.15fr .85fr .85fr;
  gap: 1.2rem;
}
.footer-grid p, .footer-grid li { color: var(--muted); }
.footer-grid ul { padding: 0; margin: 0; list-style: none; }
.footer-grid li + li { margin-top: .4rem; }
.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: .8rem;
  margin-top: 1.8rem;
  padding-top: 1rem;
  border-top: 1px solid var(--line);
  color: var(--muted-2);
  font-size: .9rem;
}

@media (max-width: 980px) {
  .header-inner { flex-wrap: wrap; padding: .75rem 0; }
  .main-nav { order: 3; width: 100%; overflow-x: auto; padding-bottom: .25rem; }
  .hero-grid, .feature-row, .cta-panel, .footer-grid { grid-template-columns: 1fr; }
  .grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .grid-3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .hero { padding-top: 54px; }
}

@media (max-width: 640px) {
  .container { width: min(100% - 24px, var(--max)); }
  .header-cta { display: none; }
  .main-nav a { padding: .55rem .66rem; font-size: .88rem; }
  .hero { padding: 42px 0 34px; }
  .signal-list, .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .section { padding: 46px 0; }
  .card, .step { padding: 1rem; }
  .step { grid-template-columns: 1fr; }
  .cta-panel { align-items: start; }
  .footer-bottom { display: block; }
}