/* =========================================================
   Campaign: Residual Load · Brain Fitness with TMS
   Extends site tokens only. Fitness blue accent.
   One strong visual: the cascade. Everything else = type + space.
   ========================================================= */

.page-residual {
  --rl-accent: var(--fitness);
  --rl-accent-soft: var(--fitness-soft);
  --rl-accent-glow: var(--fitness-glow);
  --rl-layer-bg: rgba(22, 22, 26, 0.72);
  --rl-layer-border: rgba(255, 255, 255, 0.08);
}

/* ---------- Hero (editorial / manifesto, no portrait) ---------- */
.page-residual .rl-hero {
  padding: 3rem 0 4.5rem;
  min-height: auto;
}

.page-residual .rl-hero-inner {
  max-width: 44rem;
}

.page-residual .rl-headline {
  font-size: clamp(2.05rem, 5vw, 3.25rem);
  font-weight: 600;
  letter-spacing: -0.035em;
  line-height: 1.12;
  margin: 0 0 1.5rem;
  color: var(--text);
  max-width: 18em;
  padding-bottom: 0.15rem; /* descender reserve for italics elsewhere */
}

.page-residual .rl-hero-body {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.page-residual .rl-hero-wound {
  margin: 0 0 1.25rem;
  font-size: clamp(1.25rem, 2.4vw, 1.5rem);
  line-height: 1.4;
  letter-spacing: -0.02em;
  color: var(--text-secondary);
  max-width: 28em;
}

.page-residual .rl-hero-pathway {
  margin: 0 0 1.25rem;
}

.page-residual .rl-hero-pathway-logo {
  display: block;
  height: 52px;
  width: auto;
  max-width: min(280px, 85%);
  object-fit: contain;
  object-position: left center;
}

.page-residual .rl-hero .lead {
  margin: 0 0 2rem;
  max-width: 36em;
}

.page-residual .rl-hero .hero-actions {
  margin-bottom: 0;
}

.page-residual .rl-hero .trust-strip {
  margin-top: 1.75rem;
}

/* Long CTA labels: keep single line on desktop, allow wrap only on tiny screens */
.page-residual .rl-hero .btn,
.page-residual .rl-final-actions .btn {
  white-space: nowrap;
}

@media (max-width: 480px) {
  .page-residual .rl-hero .btn,
  .page-residual .rl-final-actions .btn {
    white-space: normal;
    text-align: center;
    width: 100%;
  }

  .page-residual .rl-hero .hero-actions,
  .page-residual .rl-final-actions {
    flex-direction: column;
    align-items: stretch;
  }
}

/* ---------- Section rhythm (airier than default 7rem on this funnel) ---------- */
.page-residual .section {
  padding: 5.5rem 0;
}

.page-residual .narrow-rl {
  width: min(720px, calc(100% - 2.5rem));
  margin-inline: auto;
}

.page-residual .rl-section-head {
  text-align: left;
  margin-bottom: 2.5rem;
}

.page-residual .rl-section-head h2 {
  margin-bottom: 0.75rem;
}

.page-residual .rl-section-head .section-lead {
  margin: 0.75rem 0 0;
  text-align: left;
}

/* ---------- Symptoms (3 cols → 1 col) ---------- */
.page-residual .rl-symptom-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem 1.5rem;
  margin-bottom: 2rem;
}

.page-residual .rl-symptom {
  padding: 1.5rem 1.35rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.page-residual .rl-symptom h3 {
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin: 0 0 0.65rem;
  color: var(--text);
}

.page-residual .rl-symptom p {
  margin: 0;
  font-size: 0.98rem;
  line-height: 1.55;
  color: var(--text-secondary);
}

.page-residual .rl-symptoms-note {
  margin: 0;
  max-width: 42em;
  font-size: 1.02rem;
  line-height: 1.6;
  color: var(--text-tertiary);
}

@media (max-width: 860px) {
  .page-residual .rl-symptom-grid {
    grid-template-columns: 1fr;
    gap: 0.85rem;
  }
}

/* ---------- Cascade diagram (the one strong visual) ---------- */
.page-residual .rl-cascade-section {
  padding-top: 4.5rem;
  padding-bottom: 5.5rem;
}

.page-residual .rl-cascade {
  list-style: none;
  margin: 0 auto 2rem;
  padding: 0;
  max-width: 28rem;
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0;
}

/* Vertical spine */
.page-residual .rl-cascade::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 0.75rem;
  bottom: 0.75rem;
  width: 1px;
  transform: translateX(-50%);
  background: linear-gradient(
    180deg,
    var(--fitness) 0%,
    rgba(111, 159, 232, 0.35) 40%,
    rgba(255, 255, 255, 0.08) 100%
  );
  pointer-events: none;
  z-index: 0;
}

.page-residual .rl-cascade-layer {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 0.2rem;
  margin: 0.35rem 0;
  padding: 1rem 1.25rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--rl-layer-border);
  background: var(--rl-layer-bg);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  transition: border-color 0.25s var(--ease), box-shadow 0.25s var(--ease);
}

.page-residual .rl-cascade-layer + .rl-cascade-layer {
  margin-top: 0.15rem;
}

/* Top entry layer: fitness accent */
.page-residual .rl-cascade-top {
  border-color: rgba(111, 159, 232, 0.45);
  box-shadow:
    0 0 0 1px rgba(111, 159, 232, 0.12) inset,
    0 12px 40px -12px var(--fitness-glow);
  background: rgba(13, 31, 58, 0.55);
}

.page-residual .rl-cascade-bottom {
  opacity: 0.92;
}

.page-residual .rl-cascade-label {
  font-size: 0.98rem;
  font-weight: 600;
  letter-spacing: -0.015em;
  color: var(--text);
  line-height: 1.3;
}

.page-residual .rl-cascade-top .rl-cascade-label {
  color: var(--fitness-soft);
}

.page-residual .rl-cascade-detail {
  font-size: 0.82rem;
  font-weight: 450;
  letter-spacing: -0.01em;
  color: var(--text-tertiary);
  line-height: 1.35;
}

/* Connector chevron between layers */
.page-residual .rl-cascade-layer:not(:last-child)::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -0.55rem;
  width: 7px;
  height: 7px;
  border-right: 1.5px solid rgba(111, 159, 232, 0.55);
  border-bottom: 1.5px solid rgba(111, 159, 232, 0.55);
  transform: translateX(-50%) rotate(45deg);
  z-index: 2;
  background: transparent;
}

.page-residual .rl-cascade-caption {
  margin: 0 auto;
  max-width: 36em;
  text-align: center;
  font-size: 1.02rem;
  line-height: 1.65;
  color: var(--text-secondary);
}

/* ---------- Why this path ---------- */
.page-residual .rl-contrast {
  margin-bottom: 2.75rem;
  padding: 1.75rem 1.5rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: rgba(18, 18, 22, 0.6);
  display: flex;
  flex-direction: column;
  gap: 1.15rem;
}

.page-residual .rl-contrast-old {
  margin: 0;
  font-size: 1.05rem;
  line-height: 1.55;
  color: var(--text-tertiary);
}

.page-residual .rl-contrast-new {
  margin: 0;
  font-size: 1.1rem;
  line-height: 1.55;
  color: var(--text-secondary);
}

.page-residual .rl-proof-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.page-residual .rl-proof {
  padding: 1.35rem 0;
  border-top: 1px solid var(--border);
}

.page-residual .rl-proof:last-child {
  border-bottom: 1px solid var(--border);
}

.page-residual .rl-proof h3 {
  margin: 0 0 0.4rem;
  font-size: 1.05rem;
  color: var(--text);
}

.page-residual .rl-proof p {
  margin: 0;
  font-size: 0.98rem;
  line-height: 1.55;
  color: var(--text-secondary);
  max-width: 40em;
}

/* ---------- Who this is for ---------- */
.page-residual .rl-fit-body p {
  margin: 0 0 1.25rem;
  font-size: 1.1rem;
  line-height: 1.65;
  color: var(--text-secondary);
  max-width: 40em;
}

.page-residual .rl-exclusion {
  margin: 0 !important;
  font-size: 0.9rem !important;
  line-height: 1.5 !important;
  color: var(--text-tertiary) !important;
  max-width: 38em;
}

/* ---------- Credentials & trust ---------- */
.page-residual .rl-physician {
  margin-bottom: 2.5rem;
}

.page-residual .rl-physician-name {
  margin: 0 0 0.75rem;
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--text);
}

.page-residual .rl-physician > p:not(.rl-physician-name) {
  margin: 0 0 1.25rem;
  font-size: 1.05rem;
  line-height: 1.6;
  color: var(--text-secondary);
  max-width: 40em;
}

.page-residual .rl-creds {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 0.6rem;
}

.page-residual .rl-creds li {
  font-size: 0.78rem;
  font-weight: 550;
  letter-spacing: 0.02em;
  color: var(--text-secondary);
  padding: 0.4rem 0.75rem;
  border-radius: var(--radius-pill);
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.03);
}

.page-residual .rl-patient-lang {
  padding-top: 1.75rem;
  border-top: 1px solid var(--border);
}

.page-residual .rl-patient-label {
  margin: 0 0 0.85rem;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-tertiary);
}

.page-residual .rl-patient-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.55rem 1.5rem;
}

.page-residual .rl-patient-list li {
  font-size: 1.02rem;
  font-weight: 500;
  letter-spacing: -0.01em;
  color: var(--text-secondary);
  padding-left: 0.9rem;
  position: relative;
}

.page-residual .rl-patient-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--fitness);
  opacity: 0.75;
}

@media (max-width: 520px) {
  .page-residual .rl-patient-list {
    grid-template-columns: 1fr;
  }
}

/* ---------- Final intake ---------- */
.page-residual .rl-intake .intake-copy h2 {
  max-width: 16em;
}

.page-residual .rl-final-actions {
  margin: 0 0 1.75rem;
}

/* Slightly tighter section padding on mobile */
@media (max-width: 720px) {
  .page-residual .rl-hero {
    padding: 2.25rem 0 3.25rem;
  }

  .page-residual .section {
    padding: 4rem 0;
  }

  .page-residual .rl-headline {
    font-size: clamp(1.85rem, 7.5vw, 2.4rem);
    max-width: none;
  }

  .page-residual .rl-cascade-caption {
    text-align: left;
  }
}

/* Reduced motion: no cascade chevron animation if any are added later */
@media (prefers-reduced-motion: reduce) {
  .page-residual .rl-cascade-layer {
    transition: none;
  }
}