:root {
  --accent: #a86572;
  --accent-soft: #ead6d9;
  --accent-deep: #6f3742;
  --ink: #1d1819;
  --paper: #fbf8f6;
  --card: #fffdfc;
  --physical-card: #161314;
  --muted: #786f72;
  --line: rgba(29, 24, 25, 0.12);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--paper);
  font-synthesis: none;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; min-width: 320px; background: var(--paper); color: var(--ink); }
button { font: inherit; }
button:focus-visible { outline: 3px solid color-mix(in srgb, var(--accent) 55%, white); outline-offset: 3px; }

.demo-shell { width: min(1180px, calc(100% - 32px)); margin: 0 auto; overflow: hidden; }
.topbar { height: 84px; display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid var(--line); }
.brand-lockup { display: flex; align-items: center; gap: 10px; }
.brand-link { color: inherit; text-decoration: none; }
.brand-logo { width: 36px; height: 36px; display: block; flex: 0 0 auto; }
.puankart-logo-svg { width: 100%; height: 100%; display: block; }
.brand-lockup > div:last-child { display: flex; flex-direction: column; gap: 1px; }
.brand-lockup strong { font-size: 14px; }
.brand-lockup span { color: var(--muted); font-size: 11px; }
.time-chip { border: 1px solid var(--line); border-radius: 999px; padding: 8px 12px; font-size: 12px; color: var(--muted); background: rgba(255,255,255,.6); }

.section { padding: 108px 0; position: relative; }
.hero { min-height: calc(100vh - 84px); display: grid; grid-template-columns: 1.06fr .94fr; gap: 64px; align-items: center; }
.hero::before { content: ""; position: absolute; width: 520px; height: 520px; right: -160px; top: 40px; border-radius: 50%; background: radial-gradient(circle, color-mix(in srgb, var(--accent-soft) 72%, transparent), transparent 68%); filter: blur(4px); pointer-events: none; }
.business-chip { display: inline-flex; align-items: center; gap: 9px; border: 1px solid var(--line); border-radius: 999px; padding: 7px 12px 7px 7px; background: rgba(255,255,255,.7); font-size: 12px; margin-bottom: 24px; }
.business-monogram { width: 28px; height: 28px; border-radius: 50%; display: grid; place-items: center; background: var(--accent); color: white; font-weight: 800; }
.eyebrow { text-transform: uppercase; letter-spacing: .16em; font-size: 11px; font-weight: 800; color: var(--accent-deep); margin: 0 0 15px; }
h1, h2, h3, p { margin-top: 0; }
h1 { font-family: Georgia, "Times New Roman", serif; font-weight: 500; font-size: clamp(58px, 7.5vw, 110px); line-height: .92; letter-spacing: -.055em; max-width: 820px; margin-bottom: 28px; }
.lede { font-size: clamp(17px, 2vw, 22px); line-height: 1.55; color: var(--muted); max-width: 660px; margin-bottom: 32px; }
.concept-note { margin: 16px 0 0; color: var(--muted); font-size: 11px; }
.primary-button { border: 0; border-radius: 999px; padding: 17px 22px; display: inline-flex; align-items: center; gap: 20px; background: var(--ink); color: white; font-weight: 800; cursor: pointer; box-shadow: 0 16px 40px rgba(29,24,25,.16); }
.primary-button span { font-size: 20px; line-height: 0; }
.primary-button:hover { transform: translateY(-1px); }
.primary-button.inverted { background: white; color: var(--ink); box-shadow: none; }

.hero-card-wrap { display: grid; place-items: center; min-height: 520px; }
.loyalty-card { width: min(100%, 460px); aspect-ratio: 1.58; border-radius: 30px; padding: 28px; color: white; position: relative; overflow: hidden; background: linear-gradient(135deg, var(--accent-deep), var(--accent) 58%, #d4a6ad); box-shadow: 0 36px 90px color-mix(in srgb, var(--accent-deep) 25%, transparent); transform: rotate(3deg); }
.card-glow { position: absolute; width: 260px; height: 260px; border-radius: 50%; top: -120px; right: -50px; background: rgba(255,255,255,.18); filter: blur(4px); }
.card-row, .card-bottom { display: flex; justify-content: space-between; align-items: center; position: relative; z-index: 1; }
.card-brand { font-family: Georgia, serif; font-size: 24px; }
.contactless { transform: rotate(90deg); font-weight: 900; letter-spacing: -4px; }
.card-center { position: absolute; left: 28px; bottom: 70px; display: flex; flex-direction: column; z-index: 1; }
.card-center small { opacity: .7; font-size: 9px; letter-spacing: .18em; }
.card-center strong { font-family: Georgia, serif; font-size: 52px; font-weight: 500; line-height: 1; }
.card-center span { margin-top: 8px; font-weight: 800; }
.card-bottom { position: absolute; bottom: 25px; left: 28px; right: 28px; font-size: 11px; opacity: .78; }

.section-heading { max-width: 760px; margin-bottom: 52px; }
.section-heading h2 { font-family: Georgia, serif; font-size: clamp(42px, 5vw, 72px); line-height: .98; font-weight: 500; letter-spacing: -.04em; margin-bottom: 20px; }
.section-heading > p:last-child { color: var(--muted); line-height: 1.65; font-size: 17px; }
.experience-grid { display: grid; grid-template-columns: .85fr 1.15fr; gap: 64px; align-items: center; }
.phone { width: min(100%, 350px); margin: 0 auto; border: 10px solid #171415; border-radius: 48px; padding: 8px; background: #171415; box-shadow: 0 30px 80px rgba(29,24,25,.17); position: relative; }
.phone-notch { width: 104px; height: 25px; border-radius: 20px; background: #171415; position: absolute; top: 16px; left: 50%; transform: translateX(-50%); z-index: 3; }
.phone-screen { min-height: 650px; border-radius: 36px; background: linear-gradient(180deg, #f5eeec, #fffaf8 45%, #fff); padding: 45px 18px 20px; overflow: hidden; }
.mini-header { display: flex; align-items: center; gap: 9px; padding: 8px; }
.mini-header > span { width: 28px; height: 28px; display: grid; place-items: center; border-radius: 50%; background: var(--accent); color: white; font-weight: 900; font-size: 10px; }
.mini-header small { font-weight: 800; }
.mobile-card { margin-top: 16px; background: linear-gradient(145deg, var(--accent-deep), var(--accent)); color: white; padding: 24px; border-radius: 24px; min-height: 260px; box-shadow: 0 18px 48px rgba(111,55,66,.18); }
.mobile-card small { letter-spacing: .16em; opacity: .72; font-size: 8px; }
.mobile-card h3 { font-family: Georgia, serif; font-size: 44px; font-weight: 500; margin: 6px 0 0; }
.mobile-card > strong { font-size: 15px; }
.mobile-card > p { font-size: 11px; opacity: .72; margin: 14px 0 0; }
.stamp-row { display: flex; gap: 7px; margin: 36px 0 8px; }
.stamp { width: 34px; height: 34px; border: 1px solid rgba(255,255,255,.45); border-radius: 50%; display: grid; place-items: center; font-size: 12px; }
.stamp.is-filled { background: white; color: var(--accent-deep); border-color: white; animation: stampPop .55s ease both; }
.phone-list { margin-top: 18px; border: 1px solid rgba(29,24,25,.08); background: rgba(255,255,255,.85); border-radius: 22px; overflow: hidden; }
.phone-list div { display: flex; justify-content: space-between; gap: 12px; padding: 14px 15px; border-bottom: 1px solid rgba(29,24,25,.07); font-size: 10px; }
.phone-list div:last-child { border-bottom: 0; }
.phone-list span { color: var(--muted); }

.interaction-card { border: 1px solid var(--line); border-radius: 32px; padding: 36px; background: var(--card); box-shadow: 0 26px 70px rgba(29,24,25,.06); }
.interaction-card h3 { font-family: Georgia, serif; font-size: 38px; font-weight: 500; margin: 24px 0; }
.interaction-top { display: flex; align-items: center; gap: 9px; font-size: 12px; color: var(--muted); }
.status-dot { width: 8px; height: 8px; border-radius: 50%; background: #d59b4e; box-shadow: 0 0 0 5px rgba(213,155,78,.12); }
.channel-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.channel-button { border: 1px solid var(--line); border-radius: 18px; padding: 14px; text-align: left; background: white; color: var(--ink); display: flex; align-items: center; gap: 10px; cursor: pointer; }
.channel-button.is-active { border-color: var(--accent); box-shadow: inset 0 0 0 1px var(--accent); background: color-mix(in srgb, var(--accent-soft) 28%, white); }
.channel-button span:last-child { display: flex; flex-direction: column; gap: 3px; }
.channel-button strong { font-size: 12px; }
.channel-button small { color: var(--muted); font-size: 9px; }
.channel-dot { width: 10px; height: 10px; border-radius: 50%; border: 2px solid var(--accent); }
.channel-button.is-active .channel-dot { background: var(--accent); box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 14%, transparent); }
.channel-detail { margin: 16px 0; min-height: 82px; border-radius: 18px; padding: 16px; background: #f8f4f3; }
.channel-detail strong { font-size: 12px; }
.channel-detail p { color: var(--muted); margin: 7px 0 0; line-height: 1.5; font-size: 12px; }
.verify-button { width: 100%; border: 0; border-radius: 18px; padding: 18px 20px; background: var(--ink); color: white; display: flex; align-items: center; justify-content: center; gap: 9px; font-weight: 800; cursor: pointer; }
.verify-button:disabled { cursor: default; }
.verify-button.is-scanning .scan-icon { animation: scanPulse .6s ease infinite alternate; }
.verify-button.is-complete { background: #285d45; }
.verification-result { display: flex; flex-direction: column; gap: 4px; margin-top: 14px; min-height: 38px; text-align: center; }
.verification-result strong { color: #285d45; }
.verification-result span { color: var(--muted); font-size: 11px; }

.business-section { border-top: 1px solid var(--line); }
.dashboard { background: #161415; border-radius: 32px; color: white; min-height: 520px; display: grid; grid-template-columns: 185px 1fr; padding: 10px; box-shadow: 0 35px 90px rgba(29,24,25,.15); }
.dash-sidebar { padding: 22px 14px; display: flex; flex-direction: column; gap: 7px; border-right: 1px solid rgba(255,255,255,.08); }
.dash-logo { width: 42px; height: 42px; border-radius: 14px; display: grid; place-items: center; background: var(--accent); font-weight: 900; margin: 0 6px 30px; }
.dash-nav { padding: 11px 12px; border-radius: 10px; color: #8f888b; font-size: 11px; }
.dash-nav.is-active { color: white; background: rgba(255,255,255,.08); }
.dash-main { padding: 36px; }
.dash-head { display: flex; align-items: start; justify-content: space-between; }
.dash-head small { color: #928b8e; }
.dash-head h3 { font-family: Georgia, serif; font-size: 36px; font-weight: 500; margin: 4px 0 30px; }
.live-pill { border: 1px solid rgba(255,255,255,.13); border-radius: 999px; padding: 8px 10px; font-size: 9px; color: #b8dbca; }
.metric-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.metric { border: 1px solid rgba(255,255,255,.09); background: rgba(255,255,255,.045); border-radius: 18px; padding: 18px; display: flex; flex-direction: column; min-height: 122px; }
.metric small, .metric span { color: #958f91; font-size: 9px; }
.metric strong { font-family: Georgia, serif; font-size: 29px; margin: 8px 0; font-weight: 500; }
.timeline { margin-top: 20px; border: 1px solid rgba(255,255,255,.08); border-radius: 18px; overflow: hidden; }
.timeline-item { display: grid; grid-template-columns: 34px 1fr auto; gap: 12px; align-items: center; padding: 16px; border-bottom: 1px solid rgba(255,255,255,.07); }
.timeline-item:last-child { border-bottom: 0; }
.timeline-icon { width: 30px; height: 30px; border-radius: 50%; display: grid; place-items: center; background: #285d45; font-size: 10px; }
.timeline-icon.soft { background: var(--accent-deep); }
.timeline-item div { display: flex; flex-direction: column; gap: 3px; }
.timeline-item strong { font-size: 11px; }
.timeline-item small, .timeline-item time { color: #898284; font-size: 9px; }

.choice-section { border-top: 1px solid var(--line); }
.choice-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.choice-card { min-height: 420px; border: 1px solid var(--line); border-radius: 28px; padding: 34px; display: flex; flex-direction: column; align-items: flex-start; background: white; position: relative; overflow: hidden; }
.choice-card h3 { font-family: Georgia, serif; font-size: 36px; font-weight: 500; margin-bottom: 14px; }
.choice-card > p:not(.eyebrow) { color: var(--muted); line-height: 1.6; max-width: 430px; }
.choice-icon { width: 70px; height: 70px; border-radius: 22px; display: grid; place-items: center; margin-bottom: auto; background: var(--accent-soft); color: var(--accent-deep); font-size: 32px; }
.choice-tag { margin-top: 22px; border-radius: 999px; padding: 8px 11px; background: #f3edeb; font-size: 10px; font-weight: 800; }
.choice-tag.dark { background: rgba(255,255,255,.12); color: white; }
.choice-card.physical { background: var(--physical-card); color: white; border-color: transparent; }
.choice-card.physical > p:not(.eyebrow) { color: #a9a2a4; }
.choice-card.physical .eyebrow { color: #d6aab1; }
.physical-mini-card { width: 220px; aspect-ratio: 1.58; border-radius: 18px; padding: 18px; margin-bottom: auto; display: flex; flex-direction: column; justify-content: space-between; background: linear-gradient(145deg, #241f20, #080707); border: 1px solid rgba(255,255,255,.12); box-shadow: 0 22px 60px rgba(0,0,0,.25); transform: rotate(-5deg); }
.physical-mini-card span { font-family: Georgia, serif; }
.physical-mini-card strong { font-size: 36px; }
.physical-mini-card small { opacity: .5; }

.outcome-section { border-top: 1px solid var(--line); }
.comparison { border-top: 1px solid var(--line); margin-bottom: 64px; }
.comparison-row { min-height: 84px; display: grid; grid-template-columns: 1fr 50px 1.35fr; gap: 16px; align-items: center; border-bottom: 1px solid var(--line); }
.comparison-row > span:first-child { color: var(--muted); }
.comparison-row .arrow { color: var(--accent); text-align: center; }
.comparison-row strong { font-size: 18px; }
.closing-card { border-radius: 34px; padding: 48px; background: linear-gradient(135deg, var(--accent-deep), var(--accent)); color: white; display: grid; grid-template-columns: 1fr auto; gap: 40px; align-items: end; }
.closing-card .eyebrow { color: rgba(255,255,255,.65); }
.closing-card h2 { font-family: Georgia, serif; font-size: clamp(34px, 4vw, 56px); font-weight: 500; line-height: 1.05; margin: 0; max-width: 760px; }
footer { min-height: 112px; display: flex; justify-content: space-between; align-items: center; gap: 24px; border-top: 1px solid var(--line); color: var(--muted); font-size: 11px; }
.footer-brand { display: inline-flex; align-items: center; gap: 11px; color: var(--ink); text-decoration: none; }
.footer-logo { width: 40px; height: 40px; display: block; flex: 0 0 auto; }
.footer-brand > span { display: flex; flex-direction: column; gap: 2px; }
.footer-brand strong { font-size: 13px; }
.footer-brand small { color: var(--muted); font-size: 10px; }
.footer-links { display: flex; align-items: center; gap: 18px; }
.footer-links a { color: var(--ink); text-decoration: none; font-weight: 750; }
.footer-links a:hover, .brand-link:hover strong { color: var(--accent-deep); }

.unlock-toast { position: fixed; left: 50%; bottom: 24px; z-index: 30; transform: translate(-50%, 160%); opacity: 0; transition: .45s cubic-bezier(.22,.8,.2,1); background: #181516; color: white; border-radius: 999px; padding: 11px 18px 11px 11px; display: flex; align-items: center; gap: 11px; box-shadow: 0 18px 60px rgba(0,0,0,.22); }
.unlock-toast.is-visible { transform: translate(-50%, 0); opacity: 1; }
.unlock-spark { width: 38px; height: 38px; border-radius: 50%; display: grid; place-items: center; background: var(--accent); }
.unlock-toast div { display: flex; flex-direction: column; gap: 2px; }
.unlock-toast small { font-size: 8px; letter-spacing: .13em; color: #aaa1a4; }
.unlock-toast strong { font-size: 12px; }

.reveal { opacity: 0; transform: translateY(18px); transition: opacity .75s ease, transform .75s ease; }
.reveal.delay-1 { transition-delay: .12s; }
.reveal.is-visible { opacity: 1; transform: translateY(0); }

@keyframes stampPop { 0% { transform: scale(.65); } 55% { transform: scale(1.16); } 100% { transform: scale(1); } }
@keyframes scanPulse { from { transform: scale(.85); opacity: .45; } to { transform: scale(1.25); opacity: 1; } }

@media (max-width: 820px) {
  .demo-shell { width: min(100% - 24px, 620px); }
  .topbar { height: 70px; }
  .hero { grid-template-columns: 1fr; gap: 22px; padding-top: 72px; padding-bottom: 80px; min-height: auto; }
  .hero-card-wrap { min-height: 360px; }
  .loyalty-card { max-width: 390px; }
  .section { padding: 78px 0; }
  .experience-grid { grid-template-columns: 1fr; gap: 42px; }
  .interaction-card { padding: 24px; }
  .channel-list { grid-template-columns: 1fr; }
  .dashboard { grid-template-columns: 1fr; min-height: auto; }
  .dash-sidebar { display: none; }
  .dash-main { padding: 22px; }
  .metric-grid { grid-template-columns: 1fr; }
  .choice-grid { grid-template-columns: 1fr; }
  .choice-card { min-height: 390px; }
  .comparison-row { grid-template-columns: 1fr 28px 1.3fr; font-size: 13px; }
  .comparison-row strong { font-size: 14px; }
  .closing-card { grid-template-columns: 1fr; padding: 30px; }
  .closing-card .primary-button { width: 100%; justify-content: space-between; }
  footer { align-items: flex-start; flex-direction: column; padding: 24px 0; }
  .footer-links { width: 100%; justify-content: space-between; }
}

@media (max-width: 480px) {
  h1 { font-size: 56px; }
  .section-heading h2 { font-size: 42px; }
  .hero-card-wrap { min-height: 300px; }
  .loyalty-card { border-radius: 24px; padding: 22px; }
  .card-center { left: 22px; bottom: 58px; }
  .card-center strong { font-size: 40px; }
  .card-bottom { left: 22px; right: 22px; bottom: 19px; font-size: 9px; }
  .phone { width: 100%; max-width: 350px; }
  .phone-screen { min-height: 610px; }
  .interaction-card h3 { font-size: 31px; }
  .dash-main { padding: 18px; }
  .dash-head h3 { font-size: 30px; }
  .comparison-row { min-height: 94px; }
  .unlock-toast { width: calc(100% - 28px); border-radius: 22px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
}