:root {
  --bg: #101215;
  --surface: #171b1f;
  --surface-2: #20262b;
  --text: #f5fbf9;
  --muted: #a8b6b3;
  --line: rgba(255, 255, 255, 0.12);
  --mint: #64ffd4;
  --mint-dark: #13c9a1;
  --danger: #ff6b6b;
  --shadow: 0 20px 70px rgba(0, 0, 0, 0.38);
  --radius: 8px;
  --max: 1180px;
  --ease: cubic-bezier(.2, .8, .2, 1);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  background: var(--bg);
  font-family: Inter, "Segoe UI", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.55;
  letter-spacing: 0;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    linear-gradient(rgba(255, 255, 255, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.045) 1px, transparent 1px),
    #101215;
  background-size: 80px 80px;
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  background: linear-gradient(115deg, rgba(100, 255, 212, 0.14), transparent 36%, rgba(255, 255, 255, 0.04));
  pointer-events: none;
}

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

.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 80;
  width: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--mint), #ffffff);
  box-shadow: 0 0 18px rgba(100, 255, 212, 0.58);
}

a {
  color: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  width: min(var(--max), calc(100% - 32px));
  margin: 0 auto;
  padding: 14px 0;
  backdrop-filter: blur(14px);
  transition: border-color .2s var(--ease), background .2s var(--ease);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
  color: var(--text);
  text-decoration: none;
  font-weight: 850;
}

.brand img {
  width: 34px;
  height: 34px;
  border-radius: 8px;
}

.brand span {
  white-space: nowrap;
}

.nav {
  display: flex;
  align-items: center;
  gap: 22px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 750;
}

.nav a,
.site-footer a {
  text-decoration: none;
}

.nav a:hover,
.site-footer a:hover {
  color: var(--mint);
}

.header-buy,
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 18px;
  border: 1px solid transparent;
  border-radius: 8px;
  color: #06110d;
  background: var(--mint);
  font-weight: 900;
  text-decoration: none;
  white-space: nowrap;
  transition: transform .2s var(--ease), background .2s var(--ease), border-color .2s var(--ease);
}

.header-buy:hover,
.button.primary:hover {
  transform: translateY(-2px);
  background: #8affe0;
}

.button.secondary {
  color: var(--text);
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--line);
}

.button.secondary:hover {
  transform: translateY(-2px);
  border-color: rgba(100, 255, 212, 0.55);
}

.button.full {
  width: 100%;
}

.checkout-note,
.price-note {
  margin-top: 14px;
  color: var(--muted);
  font-size: 13px;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, .82fr) minmax(0, 1.18fr);
  align-items: center;
  gap: 54px;
  width: min(var(--max), calc(100% - 32px));
  min-height: calc(100vh - 70px);
  margin: 0 auto;
  padding: 46px 0 72px;
}

.hero-copy {
  min-width: 0;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--mint);
  font-size: 12px;
  font-weight: 950;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 640px;
  margin-bottom: 20px;
  font-size: clamp(43px, 6vw, 78px);
  line-height: .98;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 16px;
  font-size: clamp(31px, 4vw, 52px);
  line-height: 1.05;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 8px;
  font-size: 19px;
  line-height: 1.2;
  letter-spacing: 0;
}

.hero-text {
  max-width: 560px;
  color: var(--muted);
  font-size: 20px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 30px 0 22px;
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.hero-meta span,
.use-list span {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: #d8e5e1;
  background: rgba(255, 255, 255, 0.06);
  font-size: 13px;
  font-weight: 800;
}

.hero-visual {
  min-width: 0;
}

.hero-visual img {
  width: 100%;
  border: 1px solid rgba(100, 255, 212, 0.22);
  border-radius: 8px;
  box-shadow: var(--shadow);
  animation: heroFloat 7s var(--ease) infinite;
}

.trust-strip,
.section,
.final-cta,
.site-footer {
  width: min(var(--max), calc(100% - 32px));
  margin: 0 auto;
}

.trust-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--line);
}

.trust-strip div {
  padding: 22px;
  background: rgba(23, 27, 31, 0.88);
}

.trust-strip strong {
  display: block;
  margin-bottom: 4px;
}

.trust-strip span {
  color: var(--muted);
  font-size: 14px;
}

.section {
  padding: 96px 0 0;
}

.section-head {
  max-width: 760px;
  margin-bottom: 34px;
}

.section-head p:not(.eyebrow),
.split p,
.pricing-copy p,
.final-cta p {
  color: var(--muted);
  font-size: 18px;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.feature-grid article,
.price-card,
.faq details,
.steps div {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(23, 27, 31, 0.88);
  box-shadow: 0 12px 42px rgba(0, 0, 0, 0.18);
}

.feature-grid article {
  padding: 24px;
  transform: translateY(0);
  transition: transform .25s var(--ease), border-color .25s var(--ease), background .25s var(--ease);
}

.feature-grid article:hover,
.steps div:hover,
.faq details:hover {
  transform: translateY(-4px);
  border-color: rgba(100, 255, 212, 0.35);
  background: rgba(28, 34, 38, 0.94);
}

.feature-grid p,
.steps p,
.faq p,
.price-card li {
  color: var(--muted);
}

.split {
  display: grid;
  grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr);
  gap: 40px;
  align-items: start;
}

.use-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding-top: 8px;
}

.use-chip {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: #d8e5e1;
  background: rgba(255, 255, 255, 0.06);
  cursor: pointer;
  font-family: inherit;
  font-size: 13px;
  font-weight: 800;
  transition: transform .2s var(--ease), border-color .2s var(--ease), color .2s var(--ease), background .2s var(--ease);
}

.use-chip:hover,
.use-chip.active {
  color: #06110d;
  background: var(--mint);
  border-color: var(--mint);
  transform: translateY(-2px);
}

.use-preview {
  flex-basis: 100%;
  margin-top: 10px;
  padding: 22px;
  border: 1px solid rgba(100, 255, 212, 0.32);
  border-radius: 8px;
  background: rgba(23, 27, 31, 0.9);
}

.use-preview span {
  display: block;
  margin-bottom: 6px;
  color: var(--mint);
  font-size: 12px;
  font-weight: 950;
  text-align: center;
  text-transform: uppercase;
}

.use-preview strong {
  display: block;
  margin-bottom: 8px;
  font-size: 24px;
}

.use-preview p {
  margin-bottom: 0;
  color: var(--muted);
}

.screenshot-viewer {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 18px;
  align-items: stretch;
}

figure {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(23, 27, 31, 0.9);
}

.screenshot-stage img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

figcaption {
  padding: 14px 16px;
  color: #d8e5e1;
  font-weight: 850;
}

.screenshot-controls {
  display: grid;
  gap: 12px;
}

.screenshot-tab {
  min-height: 0;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--text);
  background: rgba(23, 27, 31, 0.88);
  cursor: pointer;
  font-family: inherit;
  text-align: left;
  transition: transform .2s var(--ease), border-color .2s var(--ease), background .2s var(--ease);
}

.screenshot-tab:hover,
.screenshot-tab.active {
  transform: translateX(4px);
  border-color: rgba(100, 255, 212, 0.45);
  background: rgba(30, 38, 42, 0.96);
}

.screenshot-tab span {
  display: block;
  margin-bottom: 5px;
  font-size: 16px;
  font-weight: 950;
}

.screenshot-tab small {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.35;
}

.steps {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.steps div {
  padding: 22px;
  transition: transform .25s var(--ease), border-color .25s var(--ease), background .25s var(--ease);
}

.steps span {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  margin-bottom: 18px;
  border-radius: 50%;
  color: #06110d;
  background: var(--mint);
  font-weight: 950;
}

.pricing {
  display: block;
}

.pricing-copy {
  max-width: 760px;
  margin-bottom: 34px;
}

.price-options {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.price-card {
  padding: 26px;
}

.qr-card {
  border-color: rgba(100, 255, 212, 0.42);
  background: linear-gradient(145deg, rgba(100, 255, 212, 0.12), rgba(23, 27, 31, 0.92));
}

.gateway-card {
  border-color: rgba(255, 255, 255, 0.2);
}

.qr-image {
  display: block;
  width: min(190px, 100%);
  height: auto;
  margin: 0 0 20px;
  padding: 10px;
  border: 1px solid rgba(100, 255, 212, 0.4);
  border-radius: 8px;
  background: #fff;
}

.price-label {
  color: var(--mint);
  font-size: 12px;
  font-weight: 950;
  text-transform: uppercase;
}

.price {
  margin: 8px 0 18px;
  font-size: 62px;
  font-weight: 950;
  line-height: 1;
}

.price-card ul {
  margin: 0 0 24px;
  padding-left: 20px;
}

.unavailable-button {
  cursor: not-allowed;
  opacity: .82;
}

.button:disabled {
  cursor: not-allowed;
  opacity: .72;
}

.button:disabled:hover {
  transform: none;
}

.button.loading:disabled {
  cursor: wait;
}

.unavailable-button:disabled,
.unavailable-button:disabled:hover {
  color: rgba(6, 17, 13, 0.72);
  background: rgba(100, 255, 212, 0.7);
  transform: none;
}

.checkout-status {
  min-height: 20px;
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}

.checkout-status.error {
  color: #ff9fb8;
}

.faq-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.faq details {
  padding: 18px 20px;
  transition: transform .25s var(--ease), border-color .25s var(--ease), background .25s var(--ease);
}

.faq summary {
  cursor: pointer;
  font-weight: 900;
}

.faq p {
  margin: 12px 0 0;
}

.final-cta {
  margin-top: 98px;
  padding: 54px;
  border: 1px solid rgba(100, 255, 212, 0.28);
  border-radius: 8px;
  background: linear-gradient(135deg, rgba(100, 255, 212, 0.16), rgba(255, 255, 255, 0.06));
  text-align: center;
}

.final-cta h2 {
  max-width: 800px;
  margin: 0 auto 12px;
}

.final-cta p {
  max-width: 640px;
  margin: 0 auto 26px;
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 42px 0;
  color: var(--muted);
}

.site-footer div {
  display: grid;
  gap: 2px;
}

.site-footer strong {
  color: var(--text);
}

.site-footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  font-weight: 800;
}

.legal-page {
  width: min(860px, calc(100% - 32px));
  margin: 0 auto;
  padding: 58px 0 70px;
}

.legal-page .brand {
  margin-bottom: 44px;
}

.legal-card {
  padding: 34px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(23, 27, 31, 0.9);
}

.legal-card p,
.legal-card li {
  color: var(--muted);
}

.legal-card ul {
  padding-left: 22px;
}

.support-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.sticky-cta {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 50;
  display: grid;
  grid-template-columns: auto auto auto;
  align-items: center;
  gap: 12px;
  padding: 10px;
  border: 1px solid rgba(100, 255, 212, 0.35);
  border-radius: 8px;
  background: rgba(16, 18, 21, 0.88);
  box-shadow: 0 18px 48px rgba(0, 0, 0, 0.34);
  backdrop-filter: blur(14px);
  transform: translateY(140%);
  transition: transform .3s var(--ease);
}

.sticky-cta.visible {
  transform: translateY(0);
}

.sticky-cta span {
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}

.sticky-cta strong {
  color: var(--text);
}

.sticky-cta a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 36px;
  padding: 0 14px;
  border-radius: 8px;
  color: #06110d;
  background: var(--mint);
  font-weight: 950;
  text-decoration: none;
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .7s var(--ease), transform .7s var(--ease);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-item {
  animation: fadeUp .8s var(--ease) both;
}

.reveal-item:nth-child(2) {
  animation-delay: .12s;
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(18px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes heroFloat {
  0%,
  100% {
    transform: translateY(0);
  }

  50% {
    transform: translateY(-10px);
  }
}

@media (max-width: 940px) {
  .site-header {
    position: static;
  }

  .nav {
    display: none;
  }

  .hero,
  .split,
  .pricing {
    grid-template-columns: 1fr;
  }

  .price-options {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
    padding-top: 34px;
  }

  .trust-strip,
  .feature-grid,
  .screenshot-viewer,
  .steps,
  .faq-grid {
    grid-template-columns: 1fr;
  }

  .screenshot-controls {
    grid-template-columns: 1fr;
  }

  .pricing {
    gap: 16px;
  }

  .price-card {
    width: 100%;
  }

  .site-footer {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 560px) {
  .brand span {
    display: none;
  }

  .header-buy {
    min-height: 38px;
    padding: 0 14px;
  }

  .hero-actions,
  .button {
    width: 100%;
  }

  .section {
    padding-top: 70px;
  }

  .final-cta,
  .legal-card {
    padding: 28px 20px;
  }

  .price {
    font-size: 52px;
  }

  .sticky-cta {
    left: 12px;
    right: 12px;
    bottom: 12px;
    grid-template-columns: 1fr auto auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }
}