/* JBCASL style sample — Proof / comparison. Clinical white + slate + coral/emerald.
   Sticky scroll proof + bar motion. Mobile-first. */

:root {
  --bg: #f8fafc;
  --white: #ffffff;
  --ink: #0f172a;
  --slate: #334155;
  --muted: #64748b;
  --line: #e2e8f0;
  --before: #94a3b8;
  --before-soft: #f1f5f9;
  --signal: #059669;          /* emerald — after / better */
  --signal-deep: #047857;
  --signal-soft: #ecfdf5;
  --coral: #e11d48;           /* coral accent for climax amounts */
  --coral-soft: #fff1f2;
  --panel-shadow: 0 12px 40px rgba(15, 23, 42, 0.08);
  --font: "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, "Helvetica Neue", Arial, sans-serif;
  --max: 70rem;
  --narrow: 40rem;
  --radius: 14px;
  --shadow: 0 4px 20px rgba(15, 23, 42, 0.05);
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  font-family: var(--font);
  font-size: 1.05rem;
  line-height: 1.55;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }

a { color: var(--signal-deep); text-underline-offset: 0.15em; }
a:hover, a:focus-visible { color: var(--coral); }

:focus-visible { outline: 3px solid var(--signal); outline-offset: 2px; }

.skip-link {
  position: absolute; left: -999px; top: 0; z-index: 100;
  background: var(--ink); color: #fff; padding: 0.5rem 1rem;
}
.skip-link:focus { left: 0.5rem; top: 0.5rem; }

.wrap { width: min(100% - 1.75rem, var(--max)); margin-inline: auto; }
.wrap.narrow { width: min(100% - 1.75rem, var(--narrow)); }

.sample-bar {
  background: var(--white); border-bottom: 1px solid var(--line);
  padding: 0.65rem 0; font-size: 0.8rem;
}
.sample-bar-inner {
  display: flex; flex-wrap: wrap; gap: 0.4rem 1rem;
  align-items: center; justify-content: space-between;
}
.sample-label {
  margin: 0; color: var(--muted); font-weight: 700; font-size: 0.72rem;
  text-transform: uppercase; letter-spacing: 0.05em;
}
.sample-nav { display: flex; flex-wrap: wrap; gap: 0.35rem 0.75rem; list-style: none; margin: 0; padding: 0; }
.sample-nav a { text-decoration: none; color: var(--muted); }
.sample-nav a[aria-current="page"] { color: var(--signal-deep); font-weight: 700; }

.top {
  background: var(--white);
  border-bottom: 1px solid var(--line);
  padding: 1rem 0;
}
.top-row {
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
}
.brand {
  display: flex; align-items: center; gap: 0.6rem;
  text-decoration: none; color: var(--ink); font-weight: 800;
}
.brand img { width: 42px; height: 42px; border-radius: 8px; }

/* Promise */
.promise {
  background: var(--ink);
  color: #fff;
  padding: 3rem 0 3.25rem;
  text-align: center;
}
.promise .eyebrow {
  margin: 0 0 0.75rem;
  font-size: 0.8rem; letter-spacing: 0.08em; text-transform: uppercase;
  opacity: 0.75; font-weight: 600;
}
.promise h1 {
  margin: 0 auto 1rem;
  font-size: clamp(1.85rem, 5.5vw, 3rem);
  line-height: 1.15; letter-spacing: -0.03em; font-weight: 800;
  max-width: 18ch;
}
.promise .sub {
  margin: 0 auto 1.5rem; max-width: 32rem;
  font-size: 1.05rem; opacity: 0.88;
}
.draft-chip {
  display: inline-block; margin-top: 1rem;
  padding: 0.4rem 0.85rem; border-radius: 6px;
  background: rgba(255,255,255,0.1); font-size: 0.85rem;
}

.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 0.85rem 1.5rem; font-weight: 700; font-size: 0.95rem;
  text-decoration: none; border-radius: 8px; border: none;
}
.btn-white { background: #fff; color: var(--ink); }
.btn-white:hover, .btn-white:focus-visible { background: #e2e8f0; color: var(--ink); }
.btn-ink { background: var(--ink); color: #fff; }
.btn-ink:hover, .btn-ink:focus-visible { background: var(--slate); color: #fff; }

.section { padding: 3rem 0; }
.section h2 {
  margin: 0 0 0.5rem;
  font-size: clamp(1.5rem, 3.5vw, 2rem);
  letter-spacing: -0.02em; font-weight: 800; text-align: center;
}
.section-lead {
  margin: 0 auto 1.75rem; text-align: center;
  color: var(--muted); max-width: 36rem;
}
.section-lead.left { text-align: left; margin-left: 0; margin-right: 0; }

.section-white { background: var(--white); border-block: 1px solid var(--line); }
.section-slate { background: var(--before-soft); }

/* ===== Sticky proof story ===== */
.proof-story {
  position: relative;
  background: var(--bg);
  padding: 2.5rem 0 3.5rem;
  border-bottom: 1px solid var(--line);
}

.proof-layout {
  display: grid;
  gap: 2rem;
  align-items: start;
}
.proof-panel { order: -1; } /* chart first on small screens */
.proof-rail { order: 0; }
@media (min-width: 900px) {
  .proof-layout {
    grid-template-columns: 1fr min(22rem, 40%);
    gap: 2.5rem;
  }
  .proof-rail { order: 0; }
  .proof-panel { order: 0; }
}

.proof-rail { display: flex; flex-direction: column; gap: 0; }

.proof-dots {
  display: flex; gap: 0.5rem; list-style: none; margin: 0 0 1.25rem; padding: 0;
}
.proof-dot {
  width: 0.55rem; height: 0.55rem; border-radius: 999px; border: none;
  background: var(--line); padding: 0; cursor: default;
}
.proof-dot.is-on { background: var(--signal); box-shadow: 0 0 0 3px var(--signal-soft); }

.proof-step {
  min-height: 58vh;
  display: flex; flex-direction: column; justify-content: center;
  padding: 1.5rem 0 2.5rem;
  opacity: 0.35;
  transition: opacity 0.35s ease;
}
.proof-step.is-active { opacity: 1; }
.proof-step h2 {
  margin: 0 0 0.65rem;
  font-size: clamp(1.6rem, 3.5vw, 2.15rem);
  letter-spacing: -0.02em; font-weight: 800; text-align: left;
}
.step-label {
  margin: 0 0 0.4rem;
  font-size: 0.72rem; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--signal-deep); font-weight: 700;
}

.fact-list {
  margin: 0; padding-left: 1.15rem; color: var(--slate);
}
.fact-list li { margin-bottom: 0.4rem; }

/* Sticky panel — sticks while proof steps scroll */
.proof-panel {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: calc(var(--radius) + 4px);
  padding: 1.35rem 1.25rem 1.5rem;
  box-shadow: var(--panel-shadow);
  position: sticky;
  top: 0.5rem;
  z-index: 3;
}
@media (min-width: 900px) {
  .proof-panel {
    top: 1.25rem;
  }
  .proof-step { min-height: 70vh; }
}

.panel-eyebrow {
  margin: 0 0 0.35rem;
  font-size: 0.7rem; letter-spacing: 0.1em; text-transform: uppercase;
  font-weight: 700; color: var(--muted);
}
.panel-title {
  margin: 0 0 0.35rem;
  font-size: 1.15rem; font-weight: 800; letter-spacing: -0.01em;
}
.panel-note {
  margin: 0 0 1.15rem;
  font-size: 0.78rem; color: var(--muted);
}

.panel-after-label,
.panel-after-copy { display: none; }
.proof-panel.is-after .panel-before-label,
.proof-panel.is-after .panel-before-copy { display: none; }
.proof-panel.is-after .panel-after-label,
.proof-panel.is-after .panel-after-copy { display: inline; }
.proof-panel.is-after .panel-after-copy { display: block; }

.panel-footer {
  margin-top: 1rem;
  font-size: 0.85rem; color: var(--slate);
  border-top: 1px solid var(--line);
  padding-top: 0.85rem;
}
.panel-footer p { margin: 0; }

/* Dual bars */
.bar-chart {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  align-items: end;
  min-height: 14rem;
}
.bar-col {
  display: flex; flex-direction: column; align-items: center; gap: 0.55rem;
}
.bar-track {
  width: 100%;
  height: 12.5rem;
  background: var(--before-soft);
  border-radius: 10px;
  display: flex; align-items: flex-end;
  overflow: hidden;
  border: 1px solid var(--line);
}
.bar {
  width: 100%;
  height: var(--bar-h, 0%);
  border-radius: 8px 8px 0 0;
  transition: height 0.85s cubic-bezier(0.22, 1, 0.36, 1), background 0.4s ease;
}
.bar-muted { background: var(--before); }
.bar-signal { background: var(--before); }
.proof-panel.is-after .bar-signal,
.proof-story.is-after .bar-signal {
  background: linear-gradient(180deg, #34d399 0%, var(--signal) 100%);
}
.bar-label {
  font-size: 0.72rem; text-align: center; color: var(--muted);
  line-height: 1.3; font-weight: 600; max-width: 11ch;
}

/* Climax big numbers */
.climax-row {
  display: grid; gap: 0.85rem;
  margin-top: 0.5rem;
}
@media (min-width: 520px) {
  .climax-row { grid-template-columns: 1fr 1fr; }
}
.climax-num {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.15rem 1rem;
  text-align: center;
  box-shadow: var(--shadow);
}
.climax-amount {
  display: block;
  font-size: clamp(1.85rem, 4.5vw, 2.5rem);
  font-weight: 800; letter-spacing: -0.03em;
  color: var(--coral); line-height: 1.05;
}
.climax-cap {
  display: block; margin-top: 0.4rem;
  font-size: 0.8rem; color: var(--muted); font-weight: 600;
}
.per { font-size: 1.1rem; font-weight: 700; color: var(--muted); }

/* Reveal helpers */
[data-reveal] {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}
[data-reveal].is-in {
  opacity: 1;
  transform: none;
}
.reveal-climax {
  opacity: 0;
  transform: scale(0.96) translateY(10px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}
.reveal-climax.is-in {
  opacity: 1;
  transform: none;
}

/* Staggered proof cards */
.proof-grid {
  display: grid; gap: 0.9rem;
}
@media (min-width: 560px) {
  .proof-grid { grid-template-columns: 1fr 1fr; }
}
@media (min-width: 900px) {
  .proof-grid { grid-template-columns: repeat(4, 1fr); }
}
.proof-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.25rem 1.1rem;
  box-shadow: var(--shadow);
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.5s ease, transform 0.5s ease;
  transition-delay: var(--stagger, 0ms);
}
.proof-card.is-in { opacity: 1; transform: none; }
.proof-card h3 { margin: 0 0 0.35rem; font-size: 1rem; font-weight: 800; }
.proof-card p { margin: 0.5rem 0 0; font-size: 0.88rem; color: var(--muted); }
.proof-card .amount {
  display: block;
  font-size: 1.65rem; font-weight: 800; letter-spacing: -0.02em;
  color: var(--ink); line-height: 1.1;
}
.proof-card .meta {
  margin: 0.15rem 0 0; font-size: 0.8rem; color: var(--coral); font-weight: 700;
}

.mini-chart {
  height: 2.25rem;
  background: var(--before-soft);
  border-radius: 6px;
  margin: 0.75rem 0 0.25rem;
  overflow: hidden;
  display: flex; align-items: stretch;
}
.mini-bar {
  width: var(--mini-h, 0%);
  background: var(--signal);
  border-radius: 6px;
  transition: width 0.8s cubic-bezier(0.22, 1, 0.36, 1);
}
.mini-bar.is-muted { background: var(--before); }

.tag {
  display: inline-block; margin-bottom: 0.5rem;
  padding: 0.2rem 0.55rem; border-radius: 4px;
  font-size: 0.68rem; font-weight: 700; letter-spacing: 0.04em; text-transform: uppercase;
}
.tag-muted { background: #e2e8f0; color: var(--muted); }
.tag-yes { background: var(--signal-soft); color: var(--signal-deep); }


.ladder-group {
  margin: 2rem 0 0.65rem;
  font-size: 0.75rem; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--muted); font-weight: 700; text-align: center;
}
.ladder-group:first-of-type { margin-top: 0.25rem; }
.ladder-blurb {
  margin: 0 auto 1rem; text-align: center;
  color: var(--muted); font-size: 0.92rem; max-width: 36rem;
}
.proof-grid.two { }
.proof-grid.three { }
@media (min-width: 560px) {
  .proof-grid.two { grid-template-columns: 1fr 1fr; }
}
@media (min-width: 900px) {
  .proof-grid.three { grid-template-columns: 1fr 1fr 1fr; }
  .proof-grid.two { grid-template-columns: 1fr 1fr; }
}

/* Audience */
.audience {
  display: grid; gap: 0.85rem;
}
@media (min-width: 560px) {
  .audience { grid-template-columns: 1fr 1fr; }
}
@media (min-width: 900px) {
  .audience { grid-template-columns: repeat(4, 1fr); }
}
.aud-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.25rem 1.1rem;
  text-align: center;
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.5s ease, transform 0.5s ease;
  transition-delay: var(--stagger, 0ms);
}
.aud-card.is-in { opacity: 1; transform: none; }
.aud-card .icon {
  display: block; font-size: 1.75rem; margin-bottom: 0.4rem; line-height: 1;
}
.aud-card h3 { margin: 0 0 0.35rem; font-size: 1rem; font-weight: 800; }
.aud-card p { margin: 0; font-size: 0.88rem; color: var(--muted); }

/* Prices */
.price-block { margin-bottom: 2.25rem; }
.price-block h3 {
  margin: 0 0 0.25rem;
  font-size: 0.8rem; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--muted); font-weight: 700; text-align: center;
}
.price-block .blurb {
  margin: 0 auto 1.15rem; text-align: center;
  color: var(--muted); font-size: 0.95rem; max-width: 36rem;
}

.price-row { display: grid; gap: 0.85rem; }
@media (min-width: 640px) {
  .price-row.two { grid-template-columns: 1fr 1fr; }
  .price-row.three { grid-template-columns: 1fr 1fr 1fr; }
}

.price-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.5rem 1.2rem;
  text-align: center;
  box-shadow: var(--shadow);
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.5s ease, transform 0.5s ease;
  transition-delay: var(--stagger, 0ms);
}
.price-card.is-in { opacity: 1; transform: none; }
.price-card.featured {
  border-color: var(--signal);
  background: var(--signal-soft);
}
.price-card h4 { margin: 0 0 0.5rem; font-size: 1rem; font-weight: 700; }
.amount {
  display: block;
  font-size: clamp(2rem, 5vw, 2.75rem);
  font-weight: 800; letter-spacing: -0.03em;
  color: var(--ink); line-height: 1.05; margin: 0.25rem 0;
}
.price-card .meta { margin: 0 0 0.65rem; font-size: 0.85rem; color: var(--coral); font-weight: 700; }
.price-card p, .price-card ul {
  text-align: left; color: var(--muted); font-size: 0.9rem; margin: 0.5rem 0 0;
}
.price-card ul { padding-left: 1.1rem; }
.price-card li { margin-bottom: 0.3rem; }

.platform-note, .soft-disclaimer {
  margin: 1.25rem auto 0; text-align: center;
  font-size: 0.9rem; color: var(--muted); max-width: 40rem;
}

.contact {
  text-align: center;
  padding: 3.5rem 0;
  background: var(--ink);
  color: #fff;
}
.contact h2 { color: #fff; margin-bottom: 0.65rem; text-align: center; }
.contact p { margin: 0 auto 1rem; max-width: 28rem; opacity: 0.9; }
.contact a.btn { margin-top: 0.25rem; }

.site-footer {
  padding: 2rem 0 2.5rem; font-size: 0.85rem; color: var(--muted);
  background: var(--white); border-top: 1px solid var(--line);
}
.footer-inner { display: flex; flex-direction: column; gap: 0.35rem; }
.footer-brand {
  display: flex; align-items: center; gap: 0.55rem;
  color: var(--ink); margin: 0 0 0.35rem;
}
.footer-brand img { width: 44px; height: 44px; border-radius: 6px; }
.site-footer p { margin: 0; }

/* Enter helpers */
[data-enter] {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}
[data-enter].is-in { opacity: 1; transform: none; }

/* Reduced motion — final states, no animation */
@media (prefers-reduced-motion: reduce) {
  .bar, .mini-bar,
  [data-reveal], .reveal-climax,
  .proof-card, .aud-card, .price-card, [data-enter],
  .proof-step {
    transition: none !important;
  }
  .proof-step { opacity: 1; }
  .proof-card, .aud-card, .price-card, [data-enter],
  [data-reveal], .reveal-climax {
    opacity: 1;
    transform: none;
  }
}