/* ===========================================================================
   AudioLaunch Landing Page Redesign (Variant A — condensed single-page)
   ---------------------------------------------------------------------------
   New .rd-* class namespace, layered on top of style.css base.
   Goal: 7 viewport-heights, yin-yang Studio/Resonara, revenue-first earn,
   compact pricing, truthful roadmap. Mobile-first.
   =========================================================================== */

/* --- data-launch-state visibility toggle (mirrors app.js bootstrap) --- */
body[data-launch-state="pre"]  [data-post-launch] { display: none !important; }
body[data-launch-state="live"] [data-pre-launch]  { display: none !important; }
body[data-launch-state="pre"]  .post-launch-only  { display: none !important; }
body[data-launch-state="live"] .pre-launch-only   { display: none !important; }

/* --- Reusable section shell --- */
.rd-section {
  padding: 96px 0;
  position: relative;
}
.rd-section--alt { background: var(--bg-secondary); }

.rd-section-head {
  max-width: 760px;
  margin: 0 auto 56px;
  text-align: center;
}
.rd-section-head--mid { margin-top: 80px; }

.rd-eyebrow {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.72rem;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: 12px;
  font-weight: 600;
}
.rd-eyebrow--gold {
  color: #FFD700;
}
.rd-section-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  line-height: 1.15;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 16px;
}
.rd-section-sub {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.6;
}
.rd-accent-gold {
  background: linear-gradient(180deg, #FFE66B 0%, #FFB74D 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* --- CTAs (rd namespace) --- */
.rd-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.01em;
  border-radius: 999px;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
}
.rd-cta-primary {
  background: linear-gradient(135deg, var(--primary) 0%, #6FE3F0 100%);
  color: var(--bg-primary);
  box-shadow: 0 4px 20px rgba(77, 208, 225, 0.25);
}
.rd-cta-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 28px rgba(77, 208, 225, 0.45);
  color: var(--bg-primary);
}
.rd-cta-ghost {
  background: transparent;
  color: var(--text-primary);
  border-color: var(--border-glass);
}
.rd-cta-ghost:hover {
  background: var(--bg-glass);
  color: var(--primary);
}

/* ============================================================================
   1. HERO — Yin-yang split with central CTA
   ============================================================================ */
.rd-hero {
  padding: 130px 0 80px;
  background:
    radial-gradient(ellipse 80% 60% at 30% 20%, rgba(77, 208, 225, 0.12) 0%, transparent 60%),
    radial-gradient(ellipse 80% 60% at 70% 80%, rgba(255, 183, 77, 0.10) 0%, transparent 60%),
    var(--bg-primary);
  position: relative;
  overflow: hidden;
}
.rd-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 20% 30%, rgba(77, 208, 225, 0.04) 0%, transparent 40%),
    radial-gradient(circle at 80% 70%, rgba(255, 183, 77, 0.04) 0%, transparent 40%);
  pointer-events: none;
}
.rd-hero-container {
  display: grid;
  grid-template-columns: 1fr 1.4fr 1fr;
  gap: 32px;
  align-items: center;
  position: relative;
  z-index: 1;
}
.rd-hero-side {
  padding: 24px;
  border-radius: var(--radius-md);
  background: rgba(11, 20, 38, 0.4);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid var(--border-glass);
}
.rd-hero-studio { border-left: 3px solid var(--primary); }
.rd-hero-resonara { border-right: 3px solid var(--secondary); }
.rd-side-kicker {
  font-family: var(--font-display);
  font-size: 0.7rem;
  letter-spacing: 0.32em;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 6px;
}
.rd-side-kicker--amber { color: var(--secondary); }
.rd-side-tag {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 14px;
  line-height: 1.25;
}
.rd-side-points {
  list-style: none;
  padding: 0;
  margin: 0;
}
.rd-side-points li {
  font-size: 0.88rem;
  color: var(--text-secondary);
  padding: 4px 0;
  line-height: 1.45;
}
.rd-side-points li small {
  color: var(--text-dim);
  font-size: 0.78rem;
}
.rd-hero-center {
  text-align: center;
  padding: 0 16px;
}
.rd-hero-eyebrow {
  font-family: var(--font-display);
  font-size: 0.75rem;
  letter-spacing: 0.3em;
  color: var(--secondary);
  margin-bottom: 18px;
  font-weight: 600;
}
.rd-hero-tag {
  display: inline-block;
  padding: 2px 8px;
  background: var(--primary);
  color: var(--bg-primary);
  border-radius: 4px;
  font-size: 0.7rem;
  margin-left: 4px;
}
.rd-hero-headline {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.4rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.01em;
  color: var(--text-primary);
  margin-bottom: 18px;
}
.rd-hero-subline {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.55;
  max-width: 540px;
  margin: 0 auto 28px;
}
.rd-hero-ctas {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}
.rd-hero-trust {
  font-size: 0.82rem;
  color: var(--text-dim);
  letter-spacing: 0.02em;
}

@media (max-width: 900px) {
  .rd-hero { padding: 110px 0 60px; }
  .rd-hero-container {
    grid-template-columns: 1fr;
    gap: 18px;
  }
  .rd-hero-center { order: -1; }
}

/* ============================================================================
   2. YIN-YANG DEEP — Studio vs Resonara
   ============================================================================ */
.rd-yinyang {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.rd-yin, .rd-yang {
  padding: 32px;
  border-radius: var(--radius-md);
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  transition: transform var(--transition), border-color var(--transition);
}
.rd-yin {
  border-top: 3px solid var(--primary);
  background: linear-gradient(180deg, rgba(77, 208, 225, 0.05) 0%, transparent 50%), var(--bg-card);
}
.rd-yang {
  border-top: 3px solid var(--secondary);
  background: linear-gradient(180deg, rgba(255, 183, 77, 0.05) 0%, transparent 50%), var(--bg-card);
}
.rd-yin:hover, .rd-yang:hover {
  transform: translateY(-4px);
}
.rd-yin:hover  { border-color: var(--primary-dim); }
.rd-yang:hover { border-color: var(--secondary-dim); }

.rd-yin header, .rd-yang header { margin-bottom: 18px; }
.rd-yin-badge {
  display: inline-block;
  padding: 4px 10px;
  font-family: var(--font-display);
  font-size: 0.68rem;
  letter-spacing: 0.24em;
  font-weight: 700;
  border-radius: 4px;
  margin-bottom: 12px;
}
.rd-yin-badge--cyan {
  background: rgba(77, 208, 225, 0.12);
  color: var(--primary);
  border: 1px solid var(--primary-dim);
}
.rd-yin-badge--amber {
  background: rgba(255, 183, 77, 0.12);
  color: var(--secondary);
  border: 1px solid var(--secondary-dim);
}
.rd-yin h3, .rd-yang h3 {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.25;
}
.rd-yin-list {
  list-style: none;
  padding: 0;
  margin: 0 0 18px;
}
.rd-yin-list li {
  font-size: 0.95rem;
  color: var(--text-secondary);
  padding: 8px 0;
  border-top: 1px solid var(--border-glass);
  line-height: 1.45;
}
.rd-yin-list li:first-child { border-top: none; }
.rd-yin-list li strong {
  color: var(--text-primary);
  font-weight: 600;
}
.rd-yin-foot {
  font-size: 0.88rem;
  color: var(--text-dim);
  font-style: italic;
}

@media (max-width: 800px) {
  .rd-yinyang { grid-template-columns: 1fr; }
}

/* ============================================================================
   3. PERSONAS + FEATURES
   ============================================================================ */
.rd-personas {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
  margin-bottom: 24px;
}
.rd-persona {
  padding: 24px;
  border-radius: var(--radius-md);
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  transition: transform var(--transition);
}
.rd-persona:hover { transform: translateY(-2px); border-color: var(--primary-dim); }
.rd-persona-icon {
  font-size: 1.8rem;
  display: block;
  margin-bottom: 12px;
}
.rd-persona h3 {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 8px;
}
.rd-persona p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.rd-features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
}
.rd-feature {
  position: relative;
  padding: 24px 24px 24px 36px;
  border-radius: var(--radius-md);
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
}
.rd-feature-dot {
  position: absolute;
  left: 16px;
  top: 28px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  box-shadow: 0 0 12px currentColor;
}
.rd-dot-cyan   { background: var(--primary); color: var(--primary); }
.rd-dot-amber  { background: var(--secondary); color: var(--secondary); }
.rd-dot-purple { background: var(--purple); color: var(--purple); }
.rd-feature h3 {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 8px;
}
.rd-feature p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.55;
}
.rd-feature p strong { color: var(--text-primary); }

/* ============================================================================
   4. EARN — Revenue-truth section
   ============================================================================ */
.rd-earn {
  background:
    radial-gradient(ellipse 60% 50% at 50% 0%, rgba(255, 215, 0, 0.06) 0%, transparent 60%),
    var(--bg-primary);
}
.rd-earn-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
  margin-bottom: 32px;
}
.rd-earn-card {
  padding: 28px 22px;
  border-radius: var(--radius-md);
  background: linear-gradient(180deg, rgba(255, 215, 0, 0.04) 0%, transparent 50%), var(--bg-card);
  border: 1px solid rgba(255, 215, 0, 0.18);
  text-align: center;
  transition: transform var(--transition), border-color var(--transition);
}
.rd-earn-card:hover {
  transform: translateY(-3px);
  border-color: rgba(255, 215, 0, 0.4);
}
.rd-earn-num {
  font-family: var(--font-display);
  font-size: 2.8rem;
  font-weight: 800;
  line-height: 1;
  background: linear-gradient(180deg, #FFE66B 0%, #FFB74D 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 10px;
}
.rd-earn-card h3 {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 8px;
}
.rd-earn-card p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.5;
}
.rd-earn-truth {
  max-width: 720px;
  margin: 0 auto;
  padding: 20px;
  font-size: 0.88rem;
  color: var(--text-secondary);
  background: var(--bg-glass);
  border-left: 3px solid var(--primary);
  border-radius: var(--radius-sm);
  line-height: 1.55;
}
.rd-earn-truth strong { color: var(--primary); }

/* ============================================================================
   5. PRICING
   ============================================================================ */
.rd-pricing {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
  margin-bottom: 24px;
}
.rd-tier {
  padding: 32px 24px;
  border-radius: var(--radius-md);
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  display: flex;
  flex-direction: column;
  transition: transform var(--transition);
}
.rd-tier:hover { transform: translateY(-3px); }
.rd-tier--featured {
  border-color: var(--primary);
  box-shadow: 0 4px 32px rgba(77, 208, 225, 0.12);
  transform: scale(1.02);
}
.rd-tier--gold {
  border-color: rgba(255, 215, 0, 0.4);
  background: linear-gradient(180deg, rgba(255, 215, 0, 0.05) 0%, transparent 30%), var(--bg-card);
}
.rd-tier header { margin-bottom: 18px; }
.rd-tier-badge {
  display: inline-block;
  padding: 3px 10px;
  font-family: var(--font-display);
  font-size: 0.65rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  font-weight: 700;
  border-radius: 4px;
  background: var(--primary);
  color: var(--bg-primary);
  margin-bottom: 10px;
}
.rd-tier-badge--gold {
  background: linear-gradient(135deg, #FFD700, #FFB74D);
  color: var(--bg-primary);
}
.rd-tier h3 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 8px;
}
.rd-price {
  font-family: var(--font-display);
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1;
}
.rd-currency {
  font-size: 1.4rem;
  vertical-align: top;
  margin-right: 2px;
  color: var(--text-secondary);
}
.rd-period {
  font-size: 0.85rem;
  color: var(--text-secondary);
  font-weight: 400;
}
.rd-tier ul {
  list-style: none;
  padding: 0;
  margin: 0 0 20px;
  flex: 1;
}
.rd-tier li {
  font-size: 0.9rem;
  color: var(--text-secondary);
  padding: 6px 0;
  border-top: 1px solid var(--border-glass);
}
.rd-tier li:first-child { border-top: none; }
.rd-tier-cta {
  display: block;
  text-align: center;
  padding: 12px 20px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-glass);
  transition: background var(--transition), color var(--transition);
}
.rd-tier-cta:hover {
  background: var(--bg-glass);
  color: var(--primary);
}
.rd-tier-cta--primary {
  background: var(--primary);
  color: var(--bg-primary);
  border-color: var(--primary);
}
.rd-tier-cta--primary:hover { background: #6FE3F0; color: var(--bg-primary); }
.rd-tier-cta--gold {
  background: linear-gradient(135deg, #FFD700, #FFB74D);
  color: var(--bg-primary);
  border-color: rgba(255, 215, 0, 0.5);
}
.rd-tier-cta--gold:hover { background: linear-gradient(135deg, #FFE66B, #FFD700); }

.rd-pricing-foot {
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
  font-size: 0.9rem;
  color: var(--text-secondary);
  padding: 16px;
  background: rgba(77, 208, 225, 0.04);
  border-radius: var(--radius-sm);
  line-height: 1.6;
}
.rd-pricing-foot strong { color: var(--primary); }

/* ============================================================================
   6. COMING NEXT
   ============================================================================ */
.rd-coming {
  background: var(--bg-secondary);
}
.rd-coming-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
}
.rd-coming-card {
  padding: 22px;
  border-radius: var(--radius-md);
  background: var(--bg-card);
  border: 1px dashed var(--border-glass);
  position: relative;
}
.rd-coming-pill {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 4px;
  background: var(--purple-dim);
  color: var(--purple);
  margin-bottom: 12px;
}
.rd-coming-card h3 {
  font-family: var(--font-display);
  font-size: 1rem;
  color: var(--text-primary);
  margin-bottom: 8px;
}
.rd-coming-card p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* ============================================================================
   7. DOWNLOAD CTA
   ============================================================================ */
.rd-download {
  background:
    radial-gradient(ellipse 60% 50% at 50% 100%, rgba(77, 208, 225, 0.08) 0%, transparent 60%),
    var(--bg-primary);
  padding: 96px 0;
}
.rd-download-inner {
  max-width: 580px;
  margin: 0 auto;
  text-align: center;
}
.rd-download-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 12px;
}
.rd-download-sub {
  font-size: 1rem;
  color: var(--text-secondary);
  margin-bottom: 24px;
  line-height: 1.55;
}
.rd-waitlist-form {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.rd-waitlist-form input[type="email"] {
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 1rem;
  outline: none;
  transition: border-color var(--transition);
}
.rd-waitlist-form input[type="email"]:focus { border-color: var(--primary); }
.rd-waitlist-form .rd-cta { align-self: center; }
.rd-consent {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 0.82rem;
  color: var(--text-secondary);
  text-align: left;
  line-height: 1.4;
}
.rd-consent input { margin-top: 3px; }
.rd-status {
  min-height: 1.2em;
  font-size: 0.88rem;
  margin-top: 4px;
}
.rd-status.is-error { color: #FF6B6B; }
.rd-status.is-ok    { color: var(--primary); }

.rd-download-buttons {
  display: flex;
  justify-content: center;
  gap: 14px;
  flex-wrap: wrap;
}
.rd-store-btn {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 12px 22px;
  border-radius: 12px;
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  color: var(--text-primary);
  transition: transform var(--transition), border-color var(--transition);
  text-decoration: none;
}
.rd-store-btn:hover {
  transform: translateY(-2px);
  border-color: var(--primary);
  color: var(--text-primary);
}
.rd-store-btn--secondary svg { color: var(--secondary); }
.rd-store-pre {
  display: block;
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-secondary);
}
.rd-store-main {
  display: block;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  margin-top: 1px;
}

/* --- visually-hidden utility (a11y) --- */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* --- mobile tweaks --- */
@media (max-width: 600px) {
  .rd-section { padding: 64px 0; }
  .rd-section-head { margin-bottom: 36px; }
  .rd-hero-side { padding: 16px; }
  .rd-yin, .rd-yang { padding: 22px; }
  .rd-tier { padding: 24px 20px; }
}