:root {
  color-scheme: dark;
  --ink: #f4f5f7;
  --muted: #a9afbc;
  --quiet: #747b89;
  --surface: #11141b;
  --surface-raised: #171b24;
  --line: #292f3c;
  --blue: #5a9cff;
  --blue-bright: #82b5ff;
  --yellow: #f0cb55;
  --danger: #ff858a;
  --max: 1180px;
  font-family: Inter, "Segoe UI", Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  min-width: 280px;
  margin: 0;
  background:
    radial-gradient(circle at 78% 10%, rgba(72, 121, 208, 0.18), transparent 31rem),
    radial-gradient(circle at 10% 42%, rgba(240, 203, 85, 0.055), transparent 26rem),
    #0b0d12;
  color: var(--ink);
  font-size: 16px;
  line-height: 1.6;
}

a {
  color: inherit;
}

button,
input {
  font: inherit;
}

.site-header {
  position: relative;
  z-index: 5;
  display: flex;
  width: min(var(--max), calc(100% - 48px));
  min-height: 82px;
  margin: 0 auto;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  color: var(--ink);
  font-size: 18px;
  font-weight: 750;
  letter-spacing: -0.03em;
  text-decoration: none;
}

.brand img {
  border-radius: 9px;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.24);
}

.site-header nav {
  display: flex;
  align-items: center;
  gap: 28px;
}

.site-header nav a {
  color: var(--muted);
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
}

.site-header nav a:hover,
.site-header nav a:focus-visible {
  color: var(--ink);
}

.site-header nav .nav-buy {
  padding: 8px 13px;
  border: 1px solid rgba(130, 181, 255, 0.38);
  border-radius: 8px;
  color: var(--blue-bright);
}

main,
.site-footer {
  width: min(var(--max), calc(100% - 48px));
  margin: 0 auto;
}

.hero {
  display: grid;
  min-height: 760px;
  padding: 78px 0 82px;
  align-items: center;
  grid-template-columns: minmax(0, 1.1fr) minmax(320px, 0.7fr);
  gap: 84px;
}

.hero-copy {
  max-width: 690px;
}

.eyebrow {
  margin: 0 0 15px;
  color: var(--blue-bright);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.14em;
}

h1,
h2,
h3,
p {
  text-wrap: pretty;
}

h1 {
  max-width: 730px;
  margin: 0;
  font-size: clamp(50px, 6.4vw, 88px);
  font-weight: 780;
  letter-spacing: -0.062em;
  line-height: 0.98;
}

.hero-lede {
  max-width: 610px;
  margin: 29px 0 0;
  color: var(--muted);
  font-size: clamp(18px, 2.1vw, 23px);
  line-height: 1.48;
}

.hero-actions {
  display: flex;
  margin-top: 35px;
  flex-wrap: wrap;
  gap: 12px;
}

.button {
  display: inline-flex;
  min-height: 48px;
  padding: 0 20px;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
  border-radius: 9px;
  font-size: 15px;
  font-weight: 750;
  text-decoration: none;
  cursor: pointer;
  transition: border-color 150ms ease, background 150ms ease, color 150ms ease, translate 150ms ease;
}

.button:hover {
  translate: 0 -1px;
}

.button-primary {
  background: var(--ink);
  color: #101218;
}

.button-primary:hover,
.button-primary:focus-visible {
  background: #dfe8f6;
}

.button-secondary {
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.025);
  color: var(--ink);
}

.button-secondary:hover,
.button-secondary:focus-visible {
  border-color: #4b5568;
  background: rgba(255, 255, 255, 0.055);
}

.quick-facts {
  display: flex;
  margin: 25px 0 0;
  padding: 0;
  flex-wrap: wrap;
  gap: 23px;
  color: var(--quiet);
  font-size: 13px;
  list-style: none;
}

.quick-facts li {
  position: relative;
  padding-left: 15px;
}

.quick-facts li::before {
  position: absolute;
  top: 0.72em;
  left: 0;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--yellow);
  content: "";
}

.product-visual {
  position: relative;
  justify-self: end;
  width: min(100%, 420px);
  padding: 12px;
  border: 1px solid #323947;
  border-radius: 16px;
  background: #17191d;
  box-shadow: 0 36px 90px rgba(0, 0, 0, 0.48), 0 0 0 1px rgba(255, 255, 255, 0.025) inset;
}

.product-visual::after {
  position: absolute;
  right: -20px;
  bottom: 92px;
  width: 3px;
  height: 180px;
  border-radius: 5px;
  background: linear-gradient(var(--blue), var(--yellow));
  content: "";
  opacity: 0.75;
}

.visual-topbar {
  display: flex;
  height: 34px;
  padding: 0 7px;
  align-items: center;
  gap: 6px;
  color: var(--quiet);
  font-size: 10px;
}

.visual-topbar span {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #4a4f59;
}

.visual-topbar strong {
  margin-left: auto;
  font-weight: 600;
}

.product-visual img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid #292c32;
  border-radius: 6px;
}

.pain-strip {
  display: flex;
  min-height: 92px;
  padding: 18px 32px;
  align-items: center;
  justify-content: center;
  gap: 24px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  color: var(--muted);
}

.pain-strip p {
  margin: 0;
  font-size: 17px;
  font-weight: 700;
}

.pain-strip span {
  color: var(--yellow);
  font-family: Consolas, monospace;
  font-size: 13px;
}

.section {
  padding: 122px 0;
  border-bottom: 1px solid var(--line);
}

.section-heading {
  max-width: 690px;
}

h2 {
  margin: 0;
  font-size: clamp(38px, 5.2vw, 66px);
  font-weight: 760;
  letter-spacing: -0.055em;
  line-height: 1.03;
}

.section-heading > p:last-child,
.workflow-copy > p,
.buy-copy > p:last-child {
  max-width: 620px;
  margin: 22px 0 0;
  color: var(--muted);
  font-size: 18px;
}

.feature-grid {
  display: grid;
  margin-top: 68px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.feature-grid article {
  min-height: 280px;
  padding: 37px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.012);
}

.feature-grid article:hover {
  background: rgba(90, 156, 255, 0.035);
}

.feature-number {
  color: var(--yellow);
  font-family: Consolas, monospace;
  font-size: 12px;
}

.feature-grid h3 {
  margin: 48px 0 11px;
  font-size: 23px;
  letter-spacing: -0.035em;
}

.feature-grid p {
  max-width: 450px;
  margin: 0;
  color: var(--muted);
}

.workflow-section {
  display: grid;
  align-items: start;
  grid-template-columns: minmax(0, 1.35fr) minmax(280px, 0.65fr);
  gap: 100px;
}

.workflow-copy ol {
  margin: 38px 0 0;
  padding: 0;
  counter-reset: step;
  list-style: none;
}

.workflow-copy li {
  position: relative;
  min-height: 58px;
  padding: 14px 0 14px 46px;
  border-top: 1px solid var(--line);
  color: var(--muted);
}

.workflow-copy li:last-child {
  border-bottom: 1px solid var(--line);
}

.workflow-copy li::before {
  position: absolute;
  top: 15px;
  left: 3px;
  color: var(--blue-bright);
  content: "0" counter(step);
  counter-increment: step;
  font-family: Consolas, monospace;
  font-size: 12px;
}

.workflow-copy strong {
  color: var(--ink);
}

.compatibility-card {
  position: relative;
  padding: 34px;
  border: 1px solid var(--line);
  border-radius: 13px;
  background: var(--surface);
  box-shadow: 0 28px 65px rgba(0, 0, 0, 0.24);
}

.status-dot {
  position: absolute;
  top: 28px;
  right: 28px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: #56d38b;
  box-shadow: 0 0 0 5px rgba(86, 211, 139, 0.1);
}

.compatibility-card h3 {
  margin: 0;
  font-size: 24px;
  line-height: 1.2;
}

.compatibility-card p {
  color: var(--muted);
}

.compatibility-card hr {
  margin: 28px 0;
  border: 0;
  border-top: 1px solid var(--line);
}

.compatibility-card .small {
  margin-bottom: 0;
  color: var(--quiet);
  font-size: 13px;
}

.privacy-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 92px;
}

.privacy-copy > p {
  margin-top: 0;
  color: var(--muted);
  font-size: 18px;
}

.privacy-copy ul,
.price-card ul {
  margin: 27px 0;
  padding: 0;
  list-style: none;
}

.privacy-copy li,
.price-card li {
  position: relative;
  padding: 8px 0 8px 28px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.privacy-copy li::before,
.price-card li::before {
  position: absolute;
  left: 3px;
  color: var(--yellow);
  content: "✓";
  font-weight: 800;
}

.privacy-copy a {
  color: var(--blue-bright);
  font-weight: 700;
}

.buy-section {
  display: grid;
  align-items: center;
  grid-template-columns: minmax(0, 1fr) minmax(330px, 0.55fr);
  gap: 110px;
}

.price-card {
  padding: 38px;
  border: 1px solid #3b4557;
  border-radius: 16px;
  background: linear-gradient(155deg, rgba(90, 156, 255, 0.09), rgba(255, 255, 255, 0.018) 47%), var(--surface-raised);
  box-shadow: 0 32px 80px rgba(0, 0, 0, 0.3);
}

.price-label {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  font-weight: 700;
}

.price {
  margin: 8px 0 0;
  font-size: 72px;
  font-weight: 780;
  letter-spacing: -0.065em;
  line-height: 1;
}

.price span {
  margin-right: 3px;
  color: var(--blue-bright);
  font-size: 35px;
  vertical-align: top;
}

.price-note,
.secure-note,
.checkout-status {
  margin: 9px 0 0;
  color: var(--quiet);
  font-size: 12px;
}

.buy-button {
  width: 100%;
  border: 0;
}

.buy-button:disabled {
  cursor: wait;
  opacity: 0.65;
  translate: 0 0;
}

.checkout-status {
  min-height: 19px;
  color: var(--muted);
  text-align: center;
}

.checkout-status.is-error {
  color: var(--danger);
}

.secure-note {
  margin-top: 2px;
  text-align: center;
}

.faq-list {
  margin-top: 52px;
  border-top: 1px solid var(--line);
}

.faq-list details {
  border-bottom: 1px solid var(--line);
}

.faq-list summary {
  padding: 25px 4px;
  font-size: 18px;
  font-weight: 700;
  cursor: pointer;
}

.faq-list details p {
  max-width: 780px;
  margin: -8px 0 25px;
  color: var(--muted);
}

.site-footer {
  display: grid;
  padding: 55px 0 70px;
  grid-template-columns: 1fr auto;
  gap: 35px;
  color: var(--quiet);
  font-size: 13px;
}

.site-footer strong {
  color: var(--ink);
  font-size: 17px;
}

.site-footer p {
  margin: 6px 0 0;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
}

.footer-links a:hover {
  color: var(--ink);
}

.legal-note {
  grid-column: 1 / -1;
  max-width: 780px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
}

.content-page {
  width: min(780px, calc(100% - 48px));
  min-height: 68vh;
  margin: 0 auto;
  padding: 92px 0 120px;
}

.content-page h1 {
  font-size: clamp(42px, 7vw, 70px);
}

.content-page h2 {
  margin-top: 55px;
  font-size: 28px;
  letter-spacing: -0.035em;
}

.content-page h3 {
  margin-top: 32px;
  font-size: 20px;
}

.content-page p,
.content-page li {
  color: var(--muted);
}

.content-page a {
  color: var(--blue-bright);
}

.content-page .lede {
  margin: 24px 0 48px;
  color: var(--muted);
  font-size: 20px;
}

.content-page .updated {
  color: var(--quiet);
  font-size: 13px;
}

.panel-form {
  margin-top: 40px;
  padding: 30px;
  border: 1px solid var(--line);
  border-radius: 13px;
  background: var(--surface);
}

.panel-form label {
  display: block;
  margin-top: 16px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}

.panel-form label:first-child {
  margin-top: 0;
}

.panel-form input {
  width: 100%;
  min-height: 45px;
  margin-top: 6px;
  padding: 0 13px;
  border: 1px solid #394151;
  border-radius: 8px;
  outline: 0;
  background: #0c0f15;
  color: var(--ink);
}

.panel-form input:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(90, 156, 255, 0.12);
}

.panel-form .button {
  margin-top: 20px;
}

.result-card {
  margin-top: 26px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.02);
}

.result-card[hidden] {
  display: none;
}

.activation-row {
  display: flex;
  padding: 17px 0;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  border-top: 1px solid var(--line);
}

.activation-row strong {
  color: var(--ink);
}

.activation-row p {
  margin: 3px 0 0;
  color: var(--quiet);
  font-size: 12px;
}

.activation-row .button {
  min-height: 38px;
  flex: 0 0 auto;
}

.license-code {
  display: block;
  margin: 15px 0;
  padding: 13px;
  overflow-wrap: anywhere;
  border: 1px solid #3b4557;
  border-radius: 7px;
  background: #0b0d12;
  color: var(--yellow);
  font-family: Consolas, monospace;
  font-size: 15px;
}

.notice {
  margin: 26px 0;
  padding: 16px 18px;
  border-left: 3px solid var(--blue);
  background: rgba(90, 156, 255, 0.07);
  color: var(--muted);
}

@media (max-width: 900px) {
  .hero,
  .workflow-section,
  .privacy-section,
  .buy-section {
    grid-template-columns: 1fr;
  }

  .hero {
    gap: 60px;
  }

  .product-visual {
    justify-self: center;
    width: min(100%, 390px);
  }

  .product-visual::after {
    right: 7px;
  }

  .workflow-section,
  .privacy-section,
  .buy-section {
    gap: 55px;
  }

  .compatibility-card,
  .price-card {
    max-width: 560px;
  }
}

@media (max-width: 680px) {
  .site-header,
  main,
  .site-footer {
    width: min(100% - 28px, var(--max));
  }

  .site-header {
    min-height: 70px;
  }

  .site-header nav a:not(.nav-buy) {
    display: none;
  }

  .hero {
    min-height: auto;
    padding: 70px 0;
  }

  h1 {
    font-size: clamp(46px, 14vw, 70px);
  }

  .pain-strip {
    padding: 22px 8px;
    gap: 9px;
  }

  .pain-strip p {
    font-size: 12px;
    text-align: center;
  }

  .section {
    padding: 82px 0;
  }

  .feature-grid {
    grid-template-columns: 1fr;
  }

  .feature-grid article {
    min-height: 230px;
    padding: 28px;
  }

  .feature-grid h3 {
    margin-top: 32px;
  }

  .price-card,
  .panel-form {
    padding: 25px;
  }

  .site-footer {
    grid-template-columns: 1fr;
  }

  .content-page {
    width: min(100% - 28px, 780px);
    padding-top: 68px;
  }
}

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

  .button {
    transition: none;
  }
}