/* ============ NEWSLETTER OPT-IN (Substack) ============ */
.newsletter {
  position: relative;
  max-width: 900px;
  margin: 0 auto;
  padding: 20px 32px 100px;
  z-index: 2;
}
.nl-panel {
  position: relative;
  border: 1px solid rgba(244, 239, 232, 0.12);
  padding: 48px 44px;
  text-align: center;
  background:
    radial-gradient(ellipse at 50% 0%, rgba(0, 229, 255, 0.08) 0%, transparent 60%),
    linear-gradient(180deg, rgba(8, 11, 26, 0.6) 0%, rgba(3, 5, 14, 0.6) 100%);
}
.nl-id {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 20px;
}
.nl-h {
  font-family: 'Fraunces', serif;
  font-weight: 400;
  font-size: clamp(28px, 3.4vw, 42px);
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin: 0 0 16px;
}
.nl-h em { font-style: italic; color: var(--pink); text-shadow: 0 0 24px var(--pink-glow); }
.nl-body {
  font-size: 17px;
  line-height: 1.6;
  color: rgba(244, 239, 232, 0.75);
  max-width: 52ch;
  margin: 0 auto 30px;
}
.nl-form {
  display: flex;
  gap: 10px;
  justify-content: center;
  flex-wrap: wrap;
  max-width: 520px;
  margin: 0 auto;
}
.nl-input {
  flex: 1;
  min-width: 240px;
  background: rgba(3, 5, 14, 0.6);
  border: 1px solid rgba(244, 239, 232, 0.15);
  color: var(--ink);
  font-family: 'Fraunces', serif;
  font-size: 16px;
  padding: 14px 16px;
  border-radius: 0;
  transition: border-color 0.2s, background 0.2s;
}
.nl-input::placeholder { color: rgba(244, 239, 232, 0.4); }
.nl-input:focus { outline: none; border-color: var(--cyan); background: rgba(3, 5, 14, 0.85); }
.nl-btn {
  background: var(--pink);
  color: #03050e;
  border: 1px solid var(--pink);
  padding: 14px 26px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 700;
  cursor: pointer;
  transition: box-shadow 0.2s, background 0.2s;
  white-space: nowrap;
}
.nl-btn:hover { background: #ff3d84; box-shadow: 0 0 24px var(--pink-glow); }
.nl-note {
  margin-top: 16px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}
@media (max-width: 560px) {
  .nl-form { flex-direction: column; }
  .nl-btn { width: 100%; }
  .nl-panel { padding: 36px 24px; }
}