:root {
  color-scheme: dark;
  --bg-top: #0b1220;
  --bg-mid: #111827;
  --bg-bottom: #0a0f1a;
  --card: #16202f;
  --card-hi: #1c2b3f;
  --border: #2a3a52;
  --accent: #2196f3;
  --accent-dark: #1976d2;
  --danger: #e74c3c;
  --success: #2ecc71;
  --text: #e8eef5;
  --text-dim: #93a2b8;
}
* { box-sizing: border-box; }
body {
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  background: linear-gradient(180deg, var(--bg-top) 0%, var(--bg-mid) 55%, var(--bg-bottom) 100%);
  background-attachment: fixed;
  color: var(--text);
  margin: 0;
  line-height: 1.55;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1080px;
  margin: 0 auto;
  padding: 20px 24px;
}
nav .brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--text);
}
nav .brand img { width: 28px; height: 28px; border-radius: 7px; display: block; }
nav .links a {
  color: var(--text-dim);
  margin-left: 24px;
  font-size: 0.9rem;
}
nav .links a:hover { color: var(--accent); }

header.hero {
  max-width: 780px;
  margin: 0 auto;
  padding: 56px 24px 48px;
  text-align: center;
}
header.hero img.hero-mark {
  width: 88px;
  height: 88px;
  border-radius: 20px;
  margin: 0 auto 20px;
  display: block;
  box-shadow: 0 12px 32px rgba(33, 150, 243, 0.28);
}
header.hero h1 {
  font-size: clamp(2rem, 5vw, 2.8rem);
  line-height: 1.15;
  margin: 0 0 16px;
}
header.hero p.lede {
  font-size: 1.15rem;
  color: var(--text-dim);
  margin: 0 auto 32px;
  max-width: 640px;
}
.cta-row {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}
.btn {
  display: inline-block;
  padding: 12px 24px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.95rem;
  border: none;
  cursor: pointer;
  font-family: inherit;
}
.btn-primary {
  background: var(--accent);
  color: #06121f;
}
.btn-primary:hover {
  background: var(--accent-dark);
  text-decoration: none;
}
.btn-secondary {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text);
}
.btn-secondary:hover {
  border-color: var(--accent);
  text-decoration: none;
}

section {
  max-width: 1080px;
  margin: 0 auto;
  padding: 48px 24px;
}
section h2 {
  font-size: 1.8rem;
  text-align: center;
  margin: 0 0 8px;
}
section p.section-lede {
  text-align: center;
  color: var(--text-dim);
  max-width: 600px;
  margin: 0 auto 40px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
}
.card {
  background: var(--card);
  border-radius: 12px;
  padding: 24px;
  border: 1px solid rgba(255, 255, 255, 0.04);
  position: relative;
}
.card .icon { font-size: 1.6rem; margin-bottom: 12px; }
.card h3 {
  margin: 0 0 8px;
  font-size: 1.05rem;
}
.card p {
  margin: 0;
  color: var(--text-dim);
  font-size: 0.92rem;
}

/* Two-mode comparison cards (Object Match / Document Compare) -- wider and
   more prominent than a regular feature .card, since this is the product's
   core differentiator rather than one feature among many. */
.mode-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
}
.mode-card {
  background: var(--card-hi);
  border-radius: 16px;
  padding: 32px;
  border: 1px solid var(--border);
}
.mode-card .eyebrow {
  display: inline-block;
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 10px;
}
.mode-card h3 {
  margin: 0 0 12px;
  font-size: 1.3rem;
}
.mode-card p {
  margin: 0;
  color: var(--text-dim);
  font-size: 0.96rem;
}

.steps {
  counter-reset: step;
  display: grid;
  gap: 16px;
  max-width: 640px;
  margin: 0 auto 32px;
}
.step {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}
.step-num {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--accent);
  color: #06121f;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
}
.step p {
  margin: 0;
  color: var(--text-dim);
}
.step strong { color: var(--text); }

.center { text-align: center; }

.panel {
  background: var(--card);
  border-radius: 16px;
  padding: 40px;
}
.panel ul {
  columns: 2;
  column-gap: 32px;
  padding-left: 20px;
  color: var(--text-dim);
}
.panel li { margin-bottom: 10px; break-inside: avoid; }
.panel li strong { color: var(--text); }

.badge {
  display: inline-block;
  background: rgba(33, 150, 243, 0.12);
  border: 1px solid rgba(33, 150, 243, 0.4);
  color: var(--accent);
  border-radius: 20px;
  padding: 4px 14px;
  font-size: 0.8rem;
  font-weight: 600;
  margin-bottom: 16px;
}

.store-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  margin-top: 24px;
}
.store-badge {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 18px;
  border-radius: 10px;
  border: 1px dashed var(--border);
  background: var(--card);
  opacity: 0.75;
}
/* Verified-working platforms get a solid border and full opacity instead of
   the dashed "coming soon" treatment -- Windows and Android are real,
   confirmed builds, not placeholders. */
.store-badge.available {
  border: 1px solid var(--accent);
  background: rgba(33, 150, 243, 0.1);
  opacity: 1;
}
.store-badge-icon { font-size: 1.4rem; }
.store-badge-label {
  font-size: 0.68rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.store-badge.available .store-badge-label { color: var(--accent); }
.store-badge-platform {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text);
}

footer {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  margin-top: 40px;
  padding: 32px 24px 48px;
  text-align: center;
  color: var(--text-dim);
  font-size: 0.85rem;
}
footer a { color: var(--text-dim); }
footer a:hover { color: var(--accent); }
footer .footer-links { margin-bottom: 12px; }
footer .footer-links a { margin: 0 10px; }

@media (max-width: 640px) {
  .panel ul { columns: 1; }
}