/* ─────────────────────────────────────────────────────────────────────
   Shared product-page kit — InSync Tech / Aria family
   Brand-aware base. Each product overrides --accent + --accent-soft.
   ───────────────────────────────────────────────────────────────────── */
:root {
  --bg:        #07091c;
  --bg-2:      #0d1230;
  --bg-3:      #1c1640;
  --rule:      #232745;
  --rule-hi:   #353a5e;
  --text:      #c9cbd6;
  --text-hi:   #eceaf3;
  --text-dim:  #8085a0;
  --text-faint:#52566b;

  /* Brand-aware default — products override these */
  --accent:        #9fc2a3;
  --accent-soft:   rgba(159, 194, 163, 0.12);
  --accent-edge:   rgba(159, 194, 163, 0.30);
  --accent-glow:   rgba(159, 194, 163, 0.18);

  --maxw: 1120px;
}
* { box-sizing: border-box; }
html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 15px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* TOP NAV — same shape as insynctech.io for brand cohesion */
.topnav {
  position: sticky;
  top: 0;
  background: rgba(7, 9, 28, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--rule);
  z-index: 10;
}
.topnav-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 16px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand {
  font-family: 'Playfair Display', serif;
  font-size: 18px;
  color: var(--text-hi);
  font-weight: 500;
  letter-spacing: 0.5px;
}
.brand .dot { color: var(--accent); }
.brand .product {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--accent);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-left: 10px;
  padding: 3px 9px;
  border: 1px solid var(--accent-edge);
  border-radius: 100px;
}
.topnav-links { display: flex; gap: 22px; font-size: 12px; }
.topnav-links a {
  color: var(--text-dim);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.topnav-links a:hover { color: var(--accent); text-decoration: none; }
.topnav-cta {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  background: var(--accent);
  color: var(--bg);
  padding: 8px 16px;
  border-radius: 100px;
  font-weight: 600;
}
.topnav-cta:hover { text-decoration: none; opacity: 0.88; }

/* CONTAINER + SECTIONS */
.container { max-width: var(--maxw); margin: 0 auto; padding: 0 28px; }
section { padding: 80px 0; }
section.raised { background: var(--bg-2); border-top: 1px solid var(--rule); border-bottom: 1px solid var(--rule); }
section.deep { background: var(--bg-3); border-top: 1px solid var(--rule); border-bottom: 1px solid var(--rule); }
section + section { border-top: 1px solid var(--rule); }

/* HERO */
.hero { padding: 100px 0 80px; position: relative; overflow: hidden; }
.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 11px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 28px;
  font-weight: 600;
}
.hero-eyebrow::before {
  content: "";
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 12px var(--accent-glow);
}
.hero h1 {
  font-family: 'Playfair Display', serif;
  font-size: clamp(38px, 6vw, 64px);
  font-weight: 500;
  line-height: 1.08;
  color: var(--text-hi);
  margin: 0 0 24px;
  letter-spacing: -0.5px;
}
.hero h1 .accent { color: var(--accent); font-style: italic; }
.hero .lede {
  font-size: 17px;
  color: var(--text);
  max-width: 640px;
  margin: 0 0 32px;
  line-height: 1.7;
}
.cta-row { display: flex; gap: 12px; flex-wrap: wrap; }
.btn {
  display: inline-block;
  padding: 14px 26px;
  border-radius: 4px;
  font-size: 13px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-weight: 600;
  font-family: 'JetBrains Mono', monospace;
  border: 1px solid transparent;
  transition: all 0.2s ease;
  cursor: pointer;
}
.btn-primary { background: var(--accent); color: var(--bg); }
.btn-primary:hover { opacity: 0.88; text-decoration: none; }
.btn-secondary { border-color: var(--rule-hi); color: var(--text); }
.btn-secondary:hover { border-color: var(--accent-edge); color: var(--accent); text-decoration: none; }

/* LIVE BAND — appears on every product page, content varies per product */
.live-band {
  background: linear-gradient(180deg, var(--accent-soft), transparent);
  border-top: 1px dashed var(--accent-edge);
  border-bottom: 1px dashed var(--accent-edge);
  padding: 22px 0;
}
.live-band-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 28px;
  display: flex;
  align-items: center;
  gap: 28px;
  flex-wrap: wrap;
  justify-content: space-between;
}
.live-tag {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 700;
  white-space: nowrap;
}
.live-tag::before {
  content: ""; width: 7px; height: 7px;
  border-radius: 50%; background: var(--accent);
  box-shadow: 0 0 8px var(--accent);
  animation: pulse 2.2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50%      { opacity: 0.35; }
}
.live-stats {
  display: flex;
  gap: 32px;
  flex-wrap: wrap;
  flex: 1 1 auto;
  justify-content: flex-end;
}
.live-stat { display: flex; flex-direction: column; gap: 2px; min-width: 120px; }
.live-num {
  font-size: 19px;
  font-weight: 700;
  color: var(--text-hi);
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.3px;
}
.live-label {
  font-size: 10px;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 500;
}
@media (max-width: 700px) {
  .live-band-inner { justify-content: flex-start; }
  .live-stats { justify-content: flex-start; }
  .live-stat { min-width: 45%; }
}

/* CARDS / FEATURES */
.section-head {
  text-align: center;
  margin-bottom: 56px;
}
.section-head .marker {
  font-size: 11px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 14px;
}
.section-head h2 {
  font-family: 'Playfair Display', serif;
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 500;
  color: var(--text-hi);
  margin: 0;
  line-height: 1.15;
}
.section-head p {
  color: var(--text-dim);
  max-width: 640px;
  margin: 16px auto 0;
  line-height: 1.7;
}
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 22px;
}
.feature {
  background: radial-gradient(ellipse 100% 90% at 50% 0%, var(--accent-soft) 0%, transparent 70%);
  border: 1px solid var(--rule);
  border-radius: 4px;
  padding: 28px 24px;
  transition: border-color 0.2s, transform 0.2s;
}
.feature:hover { border-color: var(--accent-edge); transform: translateY(-2px); }
.feature .icon {
  font-family: 'JetBrains Mono', monospace;
  color: var(--accent);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  margin-bottom: 12px;
}
.feature h3 {
  font-family: 'Playfair Display', serif;
  font-weight: 500;
  font-size: 20px;
  color: var(--text-hi);
  margin: 0 0 12px;
}
.feature p {
  color: var(--text-dim);
  font-size: 14px;
  line-height: 1.7;
  margin: 0;
}

/* HOW IT WORKS — numbered steps */
.steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 22px; }
.step {
  border-left: 2px solid var(--accent-edge);
  padding: 4px 0 4px 20px;
}
.step-num {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--accent);
  margin-bottom: 8px;
}
.step h4 { font-family: 'Playfair Display', serif; font-weight: 500; font-size: 18px; color: var(--text-hi); margin: 0 0 10px; }
.step p { color: var(--text-dim); font-size: 14px; line-height: 1.7; margin: 0; }

/* QUOTE */
.quote {
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
}
.quote blockquote {
  font-family: 'Playfair Display', serif;
  font-size: 26px;
  font-style: italic;
  font-weight: 400;
  line-height: 1.45;
  color: var(--text-hi);
  margin: 0;
  border-left: none;
  padding: 0;
}
.quote cite {
  display: block;
  margin-top: 22px;
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-dim);
  font-style: normal;
}

/* FAQ */
.faq { max-width: 760px; margin: 0 auto; }
.faq details {
  border-bottom: 1px solid var(--rule);
  padding: 20px 0;
}
.faq details summary {
  font-family: 'Playfair Display', serif;
  font-size: 18px;
  color: var(--text-hi);
  cursor: pointer;
  outline: none;
  list-style: none;
  position: relative;
  padding-right: 40px;
}
.faq details summary::-webkit-details-marker { display: none; }
.faq details summary::after {
  content: "+";
  position: absolute;
  right: 0;
  top: 0;
  color: var(--accent);
  font-size: 24px;
  transition: transform 0.2s;
}
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { color: var(--text-dim); margin: 14px 0 0; line-height: 1.7; }

/* FOOTER */
footer {
  border-top: 1px solid var(--rule);
  padding: 48px 0;
  font-size: 12px;
  color: var(--text-faint);
}
.footer-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 28px;
  display: flex;
  flex-wrap: wrap;
  gap: 28px;
  justify-content: space-between;
  align-items: center;
}
.footer-links { display: flex; gap: 20px; flex-wrap: wrap; }
.footer-links a { color: var(--text-dim); }
.footer-links a:hover { color: var(--accent); text-decoration: none; }

/* CTA BAND at bottom of every product page */
.cta-band {
  text-align: center;
  padding: 80px 28px;
  background: radial-gradient(ellipse 80% 50% at 50% 50%, var(--accent-soft) 0%, transparent 60%);
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
}
.cta-band h2 {
  font-family: 'Playfair Display', serif;
  font-size: clamp(28px, 4vw, 36px);
  font-weight: 500;
  color: var(--text-hi);
  margin: 0 0 14px;
}
.cta-band p {
  color: var(--text-dim);
  max-width: 560px;
  margin: 0 auto 26px;
  line-height: 1.7;
}