:root {
  --bg: #08101A;
  --bg-elev: #0E1825;
  --bg-elev-2: #11202F;
  --ink: #E6ECF5;
  --muted: #8896A8;
  --muted-dim: #5B6A7E;
  --line: #1B2939;
  --line-soft: #14202D;
  --accent: #3DDC97;
  --accent-dim: #2BAA73;
  --signal: #5AAEFA;
  --signal-dim: #4080C0;
  --danger: #E07A1F;
  --radius: 6px;
  --max-w: 1100px;
  --grid-tint: rgba(61, 220, 151, 0.04);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }

/* Oscilloscope grid background - faint mint scope lines behind everything */
body {
  background-color: var(--bg);
  background-image:
    linear-gradient(to right, var(--grid-tint) 1px, transparent 1px),
    linear-gradient(to bottom, var(--grid-tint) 1px, transparent 1px);
  background-size: 40px 40px;
  background-position: 0 0, 0 0;
  color: var(--ink);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

/* Headings — Space Grotesk dominant */
h1, h2, h3, h4 {
  font-family: 'Space Grotesk', ui-sans-serif, system-ui, sans-serif;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin: 0 0 0.6em;
  color: var(--ink);
}
h1 { font-size: 2.4rem; line-height: 1.15; letter-spacing: -0.02em; }
h2 { font-size: 1.6rem; line-height: 1.25; }
h3 { font-size: 1.15rem; }

/* Mono helpers — JetBrains Mono carries identity */
.mono { font-family: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace; }
.meta-stamp {
  font-family: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--muted-dim);
  text-transform: uppercase;
}
.meta-stamp .dot { color: var(--accent); }

/* Layout */
.wrap { max-width: var(--max-w); margin: 0 auto; padding: 0 24px; }
.section { padding: 80px 0; border-bottom: 1px solid var(--line); }
.section:last-of-type { border-bottom: none; }
.section.tight { padding: 56px 0; }

/* Page header (used on inner pages) */
.page-head { padding: 96px 0 56px; border-bottom: 1px solid var(--line); position: relative; }
.page-head::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse 60% 50% at 20% 0%, rgba(61, 220, 151, 0.07), transparent 70%);
  pointer-events: none;
}
.page-head .wrap { position: relative; }
.page-head h1 { font-size: 2.6rem; margin-bottom: 16px; }
.page-head .sub { color: var(--muted); font-size: 1.1rem; max-width: 680px; margin: 0; }

/* Nav */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(8, 16, 26, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.nav-inner {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 24px;
  max-width: var(--max-w);
  margin: 0 auto;
}
.brand {
  display: flex; align-items: center; gap: 10px;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--ink);
  letter-spacing: 0.02em;
}
.brand img, .brand svg { width: 28px; height: 28px; }
.nav-links { display: flex; gap: 22px; }
.nav-links a {
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 500;
  padding: 6px 2px;
  border-bottom: 1px solid transparent;
}
.nav-links a:hover, .nav-links a.active {
  color: var(--ink);
  border-bottom-color: var(--accent);
}

/* Hero — asymmetric, 60/40 split */
.hero {
  padding: 96px 0 80px;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse 70% 50% at 30% 0%, rgba(61, 220, 151, 0.10), transparent 70%);
  pointer-events: none;
}
.hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: 60% 40%;
  gap: 32px;
  align-items: center;
}
.hero-copy { max-width: 580px; }
.hero-art {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 220px;
}
@media (max-width: 800px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero-art { display: none; }
}

.eyebrow {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 0.78rem;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  margin-bottom: 18px;
}
.hero h1 { font-size: 3rem; margin-bottom: 18px; font-weight: 600; }
.hero .sub {
  color: var(--muted);
  font-size: 1.15rem;
  max-width: 560px;
  margin-bottom: 28px;
}
.hero .stamp-row { margin-top: 32px; }

/* Animated waveform — pulse on center dot */
.wave-svg { width: 100%; max-width: 360px; height: auto; }
.wave-line { stroke-dasharray: 6 4; opacity: 0.85; }
.wave-pulse {
  transform-origin: center;
  transform-box: fill-box;
  animation: pulseDot 2.6s ease-in-out infinite;
}
.wave-pulse-2 {
  transform-origin: center;
  transform-box: fill-box;
  animation: pulseDot 2.6s ease-in-out infinite 1.3s;
}
@keyframes pulseDot {
  0%, 100% { opacity: 0.35; transform: scale(0.8); }
  50%      { opacity: 1;    transform: scale(1.35); }
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 12px 22px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.15s ease;
  font-family: 'Space Grotesk', sans-serif;
  letter-spacing: 0.01em;
}
.btn-primary {
  background: var(--accent);
  color: var(--bg);
  border-color: var(--accent);
}
.btn-primary:hover {
  background: var(--accent-dim);
  border-color: var(--accent-dim);
  color: var(--bg);
}
.btn-ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--line);
  margin-left: 10px;
}
.btn-ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* Cards */
.grid { display: grid; gap: 20px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
@media (max-width: 800px) {
  .grid-3 { grid-template-columns: 1fr; }
  .grid-2 { grid-template-columns: 1fr; }
}

.card {
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px 26px;
  position: relative;
}
.card h3 {
  font-size: 1.05rem;
  color: var(--accent);
  margin-bottom: 8px;
}
.card p {
  color: var(--muted);
  font-size: 0.95rem;
  margin: 0;
}
.card .card-stamp {
  position: absolute;
  top: 12px; right: 14px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.66rem;
  color: var(--muted-dim);
  letter-spacing: 0.08em;
}
.card ul { margin: 12px 0 0; padding: 0; list-style: none; }
.card li {
  color: var(--muted);
  font-size: 0.92rem;
  padding: 5px 0 5px 18px;
  position: relative;
}
.card li::before {
  content: '›';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-family: 'JetBrains Mono', monospace;
}

/* About-style long-form blocks */
.about-block { max-width: 760px; }
.about-block p { color: var(--muted); font-size: 1.02rem; margin-bottom: 1em; }
.about-block p:last-child { margin-bottom: 0; }

.long-form { max-width: 760px; }
.long-form h2 { margin-top: 36px; }
.long-form h3 { margin-top: 28px; color: var(--accent); }
.long-form p { color: var(--muted); font-size: 1rem; margin-bottom: 1em; }
.long-form ul { color: var(--muted); padding-left: 20px; }
.long-form ul li { margin-bottom: 6px; }

/* Two-column long-form (for about) */
.col2 {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 48px;
  align-items: start;
}
@media (max-width: 900px) { .col2 { grid-template-columns: 1fr; } }
.col2 .side {
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px 24px;
  position: sticky;
  top: 80px;
}
.col2 .side dl { margin: 0; }
.col2 .side dt {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.72rem;
  color: var(--muted-dim);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-top: 14px;
}
.col2 .side dt:first-child { margin-top: 0; }
.col2 .side dd {
  margin: 4px 0 0;
  font-size: 0.95rem;
  color: var(--ink);
}

/* FAQ blocks */
.faq { max-width: 820px; }
.faq-item {
  border-top: 1px solid var(--line);
  padding: 26px 0;
}
.faq-item:last-child { border-bottom: 1px solid var(--line); }
.faq-item h3 {
  font-size: 1.08rem;
  color: var(--ink);
  margin-bottom: 10px;
  display: flex;
  align-items: baseline;
  gap: 12px;
}
.faq-item h3 .q-num {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.7rem;
  color: var(--accent);
  letter-spacing: 0.1em;
}
.faq-item p {
  color: var(--muted);
  font-size: 0.98rem;
  margin: 0 0 0.8em;
}
.faq-item p:last-child { margin-bottom: 0; }

/* Callouts */
.callout {
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius);
  padding: 24px 28px;
  margin: 32px 0;
}
.callout .meta-stamp { margin-bottom: 8px; display: block; }
.callout p { color: var(--muted); margin: 0; }
.callout p + p { margin-top: 10px; }

/* Contact */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  max-width: 820px;
}
.contact-grid-3 { grid-template-columns: 1fr 1fr 1fr; max-width: 920px; gap: 32px; }
.contact-grid .contact-block { padding: 28px 26px; }
@media (max-width: 700px) {
  .contact-grid { grid-template-columns: 1fr; gap: 24px; }
  .contact-grid-3 { grid-template-columns: 1fr; }
}

/* Inline contact list — no cards, just labeled emails */
.contact-list {
  list-style: none;
  padding: 0;
  margin: 0;
  max-width: 620px;
}
.contact-list li {
  display: flex;
  align-items: baseline;
  gap: 20px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line-soft, var(--line));
}
.contact-list li:last-child { border-bottom: none; }
.contact-label {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  min-width: 120px;
}
.contact-email {
  font-size: 0.98rem;
  color: var(--accent);
}
.contact-email:hover { color: var(--signal); }
@media (max-width: 540px) {
  .contact-list li { flex-direction: column; gap: 4px; align-items: flex-start; }
  .contact-label { min-width: 0; }
}
.contact-block {
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px;
}
.contact-block h3 { font-size: 0.95rem; margin-bottom: 6px; color: var(--ink); }
.contact-block .mono { color: var(--accent); font-size: 0.95rem; }

/* Footer */
.footer {
  border-top: 1px solid var(--line);
  padding: 40px 0 32px;
  color: var(--muted);
  font-size: 0.88rem;
}
.footer-inner {
  display: flex; justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: 16px;
}
.footer .foot-stamp {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.7rem;
  color: var(--muted-dim);
  letter-spacing: 0.08em;
  margin-top: 8px;
}

/* Section divider — distinctive monospaced rule with centered label */
.sig-divider {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin: 40px 0;
  color: var(--muted-dim);
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.72rem;
  letter-spacing: 0.24em;
}
.sig-divider::before,
.sig-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: linear-gradient(to right, transparent, var(--line) 30%, var(--line) 70%, transparent);
  max-width: 220px;
}
.sig-divider .sig-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--accent);
  display: inline-block;
  margin: 0 2px;
}

/* Inquiry form (licensing page) */
.inquiry-form {
  margin-top: 40px;
  max-width: 620px;
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 32px 28px;
}
.inquiry-form-head { margin-bottom: 20px; }
.inquiry-form-head .meta-stamp { display: block; margin-bottom: 10px; }
.inquiry-form-head h3 {
  font-size: 1.2rem;
  color: var(--ink);
  margin: 0 0 8px;
}
.inquiry-form .form-sub {
  color: var(--muted);
  font-size: 0.94rem;
  margin: 0;
}
.form-row {
  display: flex;
  flex-direction: column;
  margin-top: 18px;
}
.form-row label {
  font-family: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--muted);
  text-transform: uppercase;
  margin-bottom: 6px;
}
.form-row input,
.form-row textarea {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 11px 14px;
  color: var(--ink);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
  font-size: 0.96rem;
  outline: none;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
.form-row input::placeholder,
.form-row textarea::placeholder { color: var(--muted-dim); }
.form-row input:focus,
.form-row textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(61, 220, 151, 0.12);
}
.form-row textarea { resize: vertical; min-height: 96px; }
.form-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-top: 22px;
  flex-wrap: wrap;
}
.form-actions .btn {
  border: 1px solid transparent;
  cursor: pointer;
}
.form-note {
  font-size: 0.75rem;
  color: var(--muted-dim);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

/* Legacy waveform decorative separator (kept available, but sig-divider preferred) */
.waveform {
  display: block;
  height: 24px;
  width: 100%;
  margin: 28px 0;
  background-image: linear-gradient(to right,
    transparent 0%, transparent 8%,
    var(--accent) 8%, var(--accent) 9%,
    transparent 9%, transparent 24%,
    var(--signal) 24%, var(--signal) 25%,
    transparent 25%, transparent 100%);
  background-size: 80px 1px;
  background-repeat: repeat-x;
  background-position: 0 50%;
  opacity: 0.35;
}