:root {
  --bg: #0a0f1f;
  --bg-2: #0f1833;
  --panel: rgba(255, 255, 255, 0.03);
  --panel-strong: rgba(255, 255, 255, 0.06);
  --border: rgba(255, 255, 255, 0.08);
  --text: #eaf2ff;
  --muted: #a3b3cc;
  --accent: #72f3c2;
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.35);
  --radius: 16px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: radial-gradient(circle at 20% 20%, rgba(114, 243, 194, 0.08), transparent 28%),
              radial-gradient(circle at 80% 0%, rgba(255, 209, 102, 0.07), transparent 32%),
              linear-gradient(140deg, #0a0f1f 0%, #0f1833 40%, #0a0f1f 100%);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

h1, h2, h3, h4, h5, h6 {
  font-family: 'Space Grotesk', 'Inter', sans-serif;
  margin: 0 0 12px;
  letter-spacing: -0.01em;
}

p { margin: 0 0 12px; color: var(--muted); }

ul { margin: 0 0 12px; padding-left: 18px; color: var(--muted); }

.container {
  width: min(1180px, 92vw);
  margin: 0 auto;
}

.bg-glow,
.bg-glow.second {
  position: fixed;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(circle at 25% 25%, rgba(114, 243, 194, 0.05), transparent 50%);
  z-index: 0;
}

.bg-glow.second { background: radial-gradient(circle at 80% 10%, rgba(255, 209, 102, 0.05), transparent 55%); }

.nav {
  position: sticky;
  top: 0;
  backdrop-filter: blur(14px);
  background: rgba(10, 15, 31, 0.9);
  border-bottom: 1px solid var(--border);
  z-index: 20;
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  min-height: 74px;
}

.brand-block { display: flex; align-items: center; gap: 10px; min-width: 0; }

.brand { display: inline-flex; align-items: center; gap: 8px; font-weight: 700; letter-spacing: -0.02em; white-space: nowrap; }

.brand-icon { width: 20px; height: 20px; object-fit: contain; }
.brand-full {
  height: 32px;
  max-height: 40px;
  width: auto;
  object-fit: contain;
  display: block;
}

.brand-name { font-size: 18px; color: var(--text); font-weight: 700; }

.nav-links { display: flex; gap: 12px; justify-content: center; flex: 1; flex-wrap: nowrap; }

.nav-links a { padding: 10px 12px; border-radius: 999px; font-weight: 500; color: var(--muted); white-space: nowrap; transition: color 0.15s ease, background 0.15s ease, border-color 0.15s ease; }

.nav-links a:hover { color: var(--text); background: var(--panel); }

.nav-links a.active { color: var(--text); background: var(--panel-strong); border: 1px solid var(--accent); }

.nav-cta { display: flex; gap: 10px; align-items: center; }

.nav-toggle { display: none; background: none; border: 1px solid var(--border); color: var(--text); padding: 10px 12px; border-radius: 12px; }

.btn {
  background: linear-gradient(135deg, var(--accent), #8cf6d4);
  color: #0a0f1f;
  border: 1px solid var(--accent);
  border-radius: 12px;
  padding: 12px 16px;
  font-weight: 700;
  letter-spacing: -0.01em;
  box-shadow: 0 8px 24px rgba(114, 243, 194, 0.25);
  display: inline-flex;
  gap: 6px;
  align-items: center;
  justify-content: center;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 10px 20px rgba(114, 243, 194, 0.25);
  color: #0a0f1f;
  background: linear-gradient(135deg, #7ef5cc, #9af8d9);
  text-shadow: none;
  opacity: 1;
}

.btn.ghost { background: transparent; color: var(--text); border: 1px solid var(--border); box-shadow: none; }

.hero {
  position: relative;
  padding: 120px 0 80px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr;
  gap: 28px;
  align-items: stretch;
  z-index: 1;
  position: relative;
}

.hero-copy h1 { font-size: clamp(32px, 5vw, 54px); line-height: 1.05; }

.lede { font-size: 18px; color: var(--text); max-width: 720px; }

.tag {
  display: inline-flex;
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--panel-strong);
  color: var(--accent);
  font-weight: 600;
  letter-spacing: 0.02em;
  margin-bottom: 14px;
  font-size: 13px;
}

.tag.ghost { color: var(--accent); border-color: rgba(114, 243, 194, 0.5); background: rgba(114, 243, 194, 0.08); }

.cta-row { display: flex; gap: 12px; flex-wrap: wrap; margin: 18px 0 14px; }

.trust { display: grid; gap: 10px; margin: 18px 0; }

.pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  border-radius: 12px;
  background: var(--panel);
  border: 1px dashed var(--border);
  color: var(--muted);
  font-weight: 600;
}

.pill.ghost { background: rgba(114, 243, 194, 0.08); border-color: rgba(114, 243, 194, 0.3); color: var(--text); }

.value-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.value-card:last-child { order: -1; }

.value-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  box-shadow: var(--shadow);
}

.hero-panel {
  background: linear-gradient(160deg, rgba(255,255,255,0.04), rgba(255,255,255,0.02));
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 20px;
  box-shadow: var(--shadow);
  align-self: stretch;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.panel-title { color: var(--accent); font-weight: 700; margin-bottom: 10px; }

.panel-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }

.panel-list li { display: flex; justify-content: space-between; align-items: center; padding: 10px 12px; background: var(--panel-strong); border: 1px solid var(--border); border-radius: 12px; }

.chip {
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(114, 243, 194, 0.12);
  color: var(--accent);
  border: 1px solid rgba(114, 243, 194, 0.4);
  font-weight: 700;
  font-size: 13px;
}

.chip.ghost { background: rgba(114, 243, 194, 0.12); color: var(--accent); border-color: rgba(114, 243, 194, 0.4); }

.panel-foot { margin-top: 12px; color: var(--muted); }

.section { padding: 80px 0; position: relative; width: 100%; }

.section.full { padding: 90px 0; }

.section.soft { background: rgba(255, 255, 255, 0.02); border-block: 1px solid var(--border); }

.section-head { margin-bottom: 24px; }

.section-sub { max-width: 780px; }

.section-title {
  text-align: center;
  color: var(--muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 700;
  margin: 0 auto 18px;
  width: 100%;
}

.section-head { text-align: center; }

.section-head h2,
.section-head p { text-align: center; margin-left: auto; margin-right: auto; }

.section-head.left { text-align: left; align-items: flex-start; }
.section-head.left h2,
.section-head.left p { text-align: left; margin-left: 0; margin-right: 0; }

#solutions .section-head.left { text-align: center; }

.tag.section-tag {
  display: inline-flex;
  padding: 12px 20px;
  font-size: 15px;
  margin-bottom: 18px;
  border-radius: 999px;
  border: 1px solid rgba(114, 243, 194, 0.45);
  background: linear-gradient(120deg, rgba(114, 243, 194, 0.16), rgba(114, 243, 194, 0.08));
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent);
  box-shadow: 0 10px 40px rgba(114, 243, 194, 0.15), inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.card-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 16px; }

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
  box-shadow: var(--shadow);
}

.card.large { padding: 20px; }

.badge {
  display: inline-flex;
  background: rgba(114, 243, 194, 0.12);
  color: var(--accent);
  padding: 6px 10px;
  border-radius: 10px;
  border: 1px solid rgba(114, 243, 194, 0.4);
  font-weight: 700;
  letter-spacing: 0.01em;
}

.badge.ghost { background: rgba(114, 243, 194, 0.12); color: var(--accent); border-color: rgba(114, 243, 194, 0.4); }

.card ul { display: grid; gap: 8px; margin: 0 0 8px; padding-left: 18px; }

.metric { color: var(--accent); font-weight: 700; margin-top: 8px; }

.diagram-layout {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(420px, 1fr));
  gap: 20px;
  align-items: start;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
}

.diagram {
  background: transparent;
  border: none;
  border-radius: 14px;
  padding: 0;
  overflow: hidden;
  margin-top: 14px;
}

.diagram img { width: 100%; max-width: 1000px; height: auto; display: block; border-radius: 14px; margin: 0 auto; }

.mermaid { background: transparent; }

.steps { display: grid; gap: 16px; }

.step { display: grid; grid-template-columns: auto 1fr; gap: 12px; align-items: start; background: var(--panel-strong); padding: 12px; border: 1px solid var(--border); border-radius: 12px; }

.step-num { width: 36px; height: 36px; border-radius: 10px; background: rgba(114, 243, 194, 0.14); border: 1px solid rgba(114, 243, 194, 0.4); color: var(--accent); display: grid; place-items: center; font-weight: 700; }

.two-col { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 12px; }

.demo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
  gap: 16px;
  align-items: start;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
}

.demo-grid.single {
  grid-template-columns: 1fr;
}

.lightbox.hidden { display: none; }
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: grid;
  place-items: center;
}

.lightbox-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
}

.lightbox img {
  position: relative;
  max-width: 90vw;
  max-height: 90vh;
  border-radius: 16px;
  box-shadow: 0 30px 80px rgba(0,0,0,0.55);
}

.security-stack {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
}

.security-stack .card {
  width: 100%;
}

.how-stack {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
}

.demo-steps { display: grid; gap: 12px; }

.demo-step { background: var(--panel); border: 1px solid var(--border); border-radius: 12px; padding: 12px; }

.demo-step p { margin: 6px 0 0; color: var(--text); }

.demo-step.special {
  background: linear-gradient(135deg, rgba(114, 243, 194, 0.12), rgba(114, 243, 194, 0.08));
  border: 1px solid rgba(114, 243, 194, 0.4);
}

.contact { background: linear-gradient(160deg, rgba(114, 243, 194, 0.12), rgba(255, 209, 102, 0.08)); }

.callout { font-weight: 700; color: var(--text); margin-bottom: 8px; }

.about-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 18px; align-items: start; }

.about-list { display: grid; gap: 8px; padding-left: 18px; margin: 12px 0; color: var(--muted); }

.link { color: var(--accent); font-weight: 700; }

.contact-form-card { background: var(--panel); }

.form { display: grid; gap: 12px; }

.form label { display: grid; gap: 6px; color: var(--text); font-weight: 600; }

.form input,
.form textarea {
  padding: 12px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  font-family: inherit;
}

.form input:focus,
.form textarea:focus { outline: 1px solid var(--accent); box-shadow: 0 0 0 3px rgba(114, 243, 194, 0.15); }

.footer { border-top: 1px solid var(--border); padding: 32px 0 40px; background: rgba(255,255,255,0.02); }

.footer-inner { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 8px; text-align: center; }

.footer-links { display: flex; gap: 12px; flex-wrap: wrap; }

.footer-brand .brand-name { font-size: 16px; }

.muted { color: var(--muted); }

@media (max-width: 1080px) {
  .nav-inner { flex-wrap: wrap; }
  .nav-links { order: 3; width: 100%; justify-content: flex-start; }
  .nav-tag { display: none; }
}

@media (max-width: 900px) {
  .nav-inner { flex-wrap: wrap; }
  .nav-cta { display: none; }
  .nav-links { display: none; flex-direction: column; align-items: flex-start; padding: 10px 0 16px; order: 3; width: 100%; }
  .nav-links.is-open { display: flex; }
  .nav-toggle { display: inline-flex; justify-content: center; align-items: center; }
  .diagram-layout, .demo-grid { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .hero { padding-top: 100px; }
  .cta-row { flex-direction: column; }
  .panel-list li { flex-direction: column; align-items: flex-start; gap: 6px; }
  .hero-grid { grid-template-columns: 1fr; }
  .value-grid { grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
}