:root {
  color-scheme: dark;
  --ink: #f3ede2;
  --ink-soft: #b7b8b1;
  --ink-faint: #7d837d;
  --ground: #090b0a;
  --surface: #111411;
  --surface-raised: #171b18;
  --line: #2c312d;
  --line-bright: #444a44;
  --amber: #e3a45f;
  --amber-bright: #f2c987;
  --amber-dim: #8c5b32;
  --green: #74a980;
  --red: #d57b70;
  --max-width: 1180px;
  --radius: 20px;
  --shadow: 0 28px 80px rgba(0, 0, 0, 0.35);
  --font-body: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-display: Georgia, "Times New Roman", serif;
  --font-code: "Cascadia Code", "SFMono-Regular", Consolas, monospace;
  font-family: var(--font-body);
  font-synthesis: none;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  background: var(--ground);
}

body {
  margin: 0;
  min-width: 320px;
  color: var(--ink);
  background:
    radial-gradient(circle at 78% -6%, rgba(176, 105, 52, 0.16), transparent 33rem),
    radial-gradient(circle at 8% 32%, rgba(72, 103, 76, 0.09), transparent 28rem),
    var(--ground);
  line-height: 1.6;
  text-rendering: optimizeLegibility;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  content: "";
  pointer-events: none;
  opacity: 0.18;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 160 160' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.08'/%3E%3C/svg%3E");
}

a {
  color: inherit;
  text-decoration-color: rgba(227, 164, 95, 0.56);
  text-underline-offset: 0.2em;
}

a:hover {
  color: var(--amber-bright);
}

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

button,
input {
  font: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

:focus-visible {
  outline: 3px solid rgba(242, 201, 135, 0.8);
  outline-offset: 3px;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 100;
  padding: 10px 14px;
  color: #121411;
  background: var(--amber-bright);
  border-radius: 8px;
  transform: translateY(-160%);
}

.skip-link:focus {
  transform: translateY(0);
}

.shell {
  width: min(calc(100% - 40px), var(--max-width));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  border-bottom: 1px solid rgba(57, 63, 58, 0.7);
  background: rgba(9, 11, 10, 0.82);
  backdrop-filter: blur(18px);
}

.nav {
  display: flex;
  min-height: 72px;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  color: var(--ink);
  font-size: 1.08rem;
  font-weight: 680;
  letter-spacing: 0.02em;
  text-decoration: none;
}

.brand img {
  width: 34px;
  height: 34px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  color: var(--ink-soft);
  font-size: 0.94rem;
}

.nav-links a {
  text-decoration: none;
}

.button {
  display: inline-flex;
  min-height: 46px;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 0 18px;
  color: #161713;
  background: linear-gradient(135deg, var(--amber-bright), #cf8240);
  border: 1px solid transparent;
  border-radius: 11px;
  box-shadow: 0 10px 28px rgba(190, 111, 52, 0.16);
  font-size: 0.93rem;
  font-weight: 700;
  text-decoration: none;
  transition: transform 160ms ease, filter 160ms ease, border-color 160ms ease;
}

.button:hover {
  color: #10120f;
  filter: brightness(1.06);
  transform: translateY(-1px);
}

.button.secondary {
  color: var(--ink);
  background: rgba(18, 21, 19, 0.72);
  border-color: var(--line-bright);
  box-shadow: none;
}

.button.secondary:hover {
  color: var(--amber-bright);
  border-color: var(--amber-dim);
}

.button.compact {
  min-height: 38px;
  padding-inline: 14px;
  font-size: 0.86rem;
}

.button.disabled,
.button[aria-disabled="true"] {
  color: #8d8e89;
  background: #292c29;
  border-color: #343834;
  box-shadow: none;
  cursor: not-allowed;
  pointer-events: none;
}

.eyebrow {
  margin: 0 0 18px;
  color: var(--amber);
  font-size: 0.75rem;
  font-weight: 740;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.hero {
  padding: 108px 0 72px;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.93fr) minmax(460px, 1.2fr);
  align-items: center;
  gap: 68px;
}

.hero h1,
.page-hero h1 {
  max-width: 760px;
  margin: 0;
  color: #f7f1e7;
  font-family: var(--font-display);
  font-size: clamp(3.3rem, 7vw, 6.7rem);
  font-weight: 470;
  letter-spacing: -0.055em;
  line-height: 0.93;
}

.hero h1 em {
  color: var(--amber-bright);
  font-style: normal;
}

.hero-lede {
  max-width: 590px;
  margin: 28px 0 0;
  color: var(--ink-soft);
  font-size: clamp(1.04rem, 1.8vw, 1.24rem);
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.hero-note {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 20px;
  margin: 22px 0 0;
  color: var(--ink-faint);
  font-size: 0.84rem;
}

.hero-note span::before {
  margin-right: 7px;
  color: var(--green);
  content: "•";
}

.hero-visual {
  position: relative;
}

.hero-visual::before {
  position: absolute;
  inset: 8% 4%;
  z-index: -1;
  content: "";
  background: rgba(203, 122, 57, 0.18);
  border-radius: 50%;
  filter: blur(78px);
}

.app-frame {
  width: 760px;
  max-width: none;
  border: 1px solid rgba(100, 104, 96, 0.32);
  border-radius: 18px;
  box-shadow: var(--shadow);
  transform: perspective(1400px) rotateY(-3deg) rotateX(1deg);
}

.trust-strip {
  border-block: 1px solid var(--line);
  background: rgba(17, 20, 17, 0.54);
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}

.trust-item {
  padding: 28px;
  border-left: 1px solid var(--line);
}

.trust-item:last-child {
  border-right: 1px solid var(--line);
}

.trust-item strong,
.trust-item span {
  display: block;
}

.trust-item strong {
  margin-bottom: 4px;
  color: var(--ink);
  font-size: 0.98rem;
}

.trust-item span {
  color: var(--ink-faint);
  font-size: 0.82rem;
}

.section {
  padding: 112px 0;
}

.section.tight {
  padding-block: 78px;
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(360px, 1fr);
  align-items: end;
  gap: 50px;
  margin-bottom: 52px;
}

.section-heading h2,
.content h2,
.cta-panel h2 {
  margin: 0;
  color: #f5eee3;
  font-family: var(--font-display);
  font-size: clamp(2.35rem, 5vw, 4.5rem);
  font-weight: 470;
  letter-spacing: -0.045em;
  line-height: 1.03;
}

.section-heading p {
  max-width: 600px;
  margin: 0;
  color: var(--ink-soft);
  font-size: 1.03rem;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.card {
  min-height: 286px;
  padding: 30px;
  background: linear-gradient(145deg, rgba(24, 28, 25, 0.9), rgba(14, 17, 15, 0.94));
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.card-number {
  display: inline-flex;
  width: 40px;
  height: 40px;
  align-items: center;
  justify-content: center;
  margin-bottom: 42px;
  color: var(--amber-bright);
  background: rgba(216, 145, 78, 0.09);
  border: 1px solid rgba(216, 145, 78, 0.26);
  border-radius: 50%;
  font-family: var(--font-display);
}

.card h3,
.feature-copy h3,
.step h3 {
  margin: 0 0 12px;
  color: var(--ink);
  font-size: 1.16rem;
  font-weight: 650;
}

.card p,
.feature-copy p,
.step p {
  margin: 0;
  color: var(--ink-soft);
}

.feature-panel {
  display: grid;
  grid-template-columns: minmax(360px, 0.82fr) minmax(0, 1.18fr);
  gap: 0;
  overflow: hidden;
  background: #121512;
  border: 1px solid var(--line);
  border-radius: 28px;
  box-shadow: var(--shadow);
}

.feature-copy {
  padding: clamp(36px, 6vw, 72px);
}

.feature-copy h2 {
  max-width: 480px;
  margin: 0 0 24px;
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 4.6vw, 4.6rem);
  font-weight: 470;
  letter-spacing: -0.05em;
  line-height: 1;
}

.feature-list {
  display: grid;
  gap: 18px;
  padding: 0;
  margin: 34px 0 0;
  list-style: none;
}

.feature-list li {
  display: grid;
  grid-template-columns: 25px 1fr;
  gap: 12px;
  color: var(--ink-soft);
}

.feature-list li::before {
  display: grid;
  width: 21px;
  height: 21px;
  place-items: center;
  margin-top: 2px;
  color: #151714;
  background: var(--amber);
  border-radius: 50%;
  content: "✓";
  font-size: 0.74rem;
  font-weight: 900;
}

.feature-art {
  position: relative;
  min-height: 620px;
  overflow: hidden;
  background:
    radial-gradient(circle at 62% 34%, rgba(227, 164, 95, 0.42), transparent 12%),
    radial-gradient(circle at 50% 28%, rgba(186, 111, 62, 0.38), transparent 38%),
    linear-gradient(145deg, #3e2824, #152019 58%, #0c0f0d);
}

.feature-art::before {
  position: absolute;
  inset: 8%;
  content: "";
  border: 1px solid rgba(243, 237, 226, 0.12);
  border-radius: 50% 50% 45% 55%;
  transform: rotate(-12deg);
}

.feature-art::after {
  position: absolute;
  inset: 18% 28% 14%;
  content: "";
  background: linear-gradient(180deg, rgba(238, 184, 126, 0.7), rgba(49, 37, 32, 0.7));
  border: 1px solid rgba(255, 224, 181, 0.28);
  border-radius: 46% 54% 44% 46%;
  box-shadow: 0 38px 90px rgba(0, 0, 0, 0.36);
}

.art-quote {
  position: absolute;
  right: 8%;
  bottom: 9%;
  z-index: 2;
  width: min(360px, 76%);
  padding: 22px 24px;
  color: #e8dfd0;
  background: rgba(11, 14, 12, 0.76);
  border: 1px solid rgba(228, 199, 155, 0.2);
  border-radius: 16px;
  backdrop-filter: blur(14px);
}

.art-quote span {
  display: block;
  margin-top: 8px;
  color: var(--amber);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line-bright);
}

.step {
  position: relative;
  padding: 34px 36px 6px 0;
}

.step + .step {
  padding-left: 36px;
  border-left: 1px solid var(--line);
}

.step-label {
  margin-bottom: 26px;
  color: var(--amber);
  font-size: 0.75rem;
  font-weight: 720;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.callout {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 30px;
  margin-top: 48px;
  padding: 22px 26px;
  color: var(--ink-soft);
  background: rgba(28, 31, 27, 0.7);
  border: 1px solid var(--line);
  border-radius: 15px;
}

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

.provider-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 34px;
}

.provider-row span {
  padding: 9px 13px;
  color: #b9bcb7;
  background: #151815;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 0.84rem;
}

.faq {
  max-width: 860px;
  margin-inline: auto;
}

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

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

.faq summary {
  position: relative;
  padding: 24px 46px 24px 0;
  color: var(--ink);
  cursor: pointer;
  font-size: 1.06rem;
  font-weight: 610;
  list-style: none;
}

.faq summary::-webkit-details-marker {
  display: none;
}

.faq summary::after {
  position: absolute;
  top: 24px;
  right: 3px;
  color: var(--amber);
  content: "+";
  font-size: 1.45rem;
  font-weight: 300;
}

.faq details[open] summary::after {
  content: "−";
}

.faq details p {
  max-width: 760px;
  padding: 0 42px 26px 0;
  margin: 0;
  color: var(--ink-soft);
}

.cta-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 42px;
  padding: clamp(38px, 7vw, 76px);
  overflow: hidden;
  background:
    radial-gradient(circle at 88% 20%, rgba(235, 173, 105, 0.16), transparent 19rem),
    linear-gradient(135deg, #1a1e1a, #101310);
  border: 1px solid var(--line-bright);
  border-radius: 28px;
}

.cta-panel p {
  max-width: 620px;
  margin: 18px 0 0;
  color: var(--ink-soft);
}

.site-footer {
  padding: 72px 0 40px;
  color: var(--ink-faint);
  font-size: 0.88rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 40px;
  padding-top: 38px;
  border-top: 1px solid var(--line);
}

.footer-brand p {
  max-width: 440px;
  margin: 16px 0 0;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  gap: 16px 24px;
}

.footer-links a {
  text-decoration: none;
}

.footer-meta {
  display: flex;
  justify-content: space-between;
  gap: 30px;
  padding-top: 30px;
  margin-top: 30px;
  border-top: 1px solid rgba(44, 49, 45, 0.7);
  font-size: 0.78rem;
}

.page-hero {
  padding: 106px 0 68px;
  border-bottom: 1px solid var(--line);
}

.page-hero h1 {
  max-width: 900px;
  font-size: clamp(3rem, 7vw, 6rem);
}

.page-hero p {
  max-width: 720px;
  margin: 26px 0 0;
  color: var(--ink-soft);
  font-size: 1.08rem;
}

.content-layout {
  display: grid;
  grid-template-columns: 220px minmax(0, 760px);
  gap: 72px;
  padding-block: 72px 110px;
}

.side-nav {
  position: sticky;
  top: 104px;
  align-self: start;
  display: grid;
  gap: 6px;
}

.side-nav a {
  padding: 8px 11px;
  color: var(--ink-faint);
  border-left: 2px solid var(--line);
  text-decoration: none;
}

.side-nav a:hover {
  color: var(--amber-bright);
  border-color: var(--amber);
}

.content > section {
  scroll-margin-top: 110px;
}

.content > section + section {
  padding-top: 56px;
  margin-top: 56px;
  border-top: 1px solid var(--line);
}

.content h2 {
  margin-bottom: 22px;
  font-size: clamp(2rem, 4vw, 3.1rem);
}

.content h3 {
  margin: 34px 0 12px;
  color: var(--ink);
  font-size: 1.16rem;
}

.content p,
.content li {
  color: var(--ink-soft);
}

.content p:first-of-type {
  margin-top: 0;
}

.content ul,
.content ol {
  padding-left: 1.2rem;
}

.content li + li {
  margin-top: 9px;
}

.notice {
  padding: 20px 22px;
  margin: 28px 0;
  color: var(--ink-soft);
  background: rgba(227, 164, 95, 0.07);
  border: 1px solid rgba(227, 164, 95, 0.25);
  border-radius: 13px;
}

.notice strong {
  color: var(--amber-bright);
}

.download-card {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 28px;
  padding: 28px;
  margin: 28px 0;
  background: var(--surface-raised);
  border: 1px solid var(--line-bright);
  border-radius: 18px;
}

.download-card h2,
.download-card h3 {
  margin: 0 0 7px;
  font-family: inherit;
  font-size: 1.14rem;
  letter-spacing: 0;
}

.download-card p {
  margin: 0;
  color: var(--ink-faint);
  font-size: 0.9rem;
}

.checksum {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 12px;
  align-items: center;
  margin-top: 12px;
}

.checksum code,
.code-block {
  overflow-wrap: anywhere;
  color: #d7d2c8;
  font-family: var(--font-code);
  font-size: 0.78rem;
}

.code-block {
  display: block;
  padding: 16px;
  overflow-x: auto;
  background: #0b0e0c;
  border: 1px solid var(--line);
  border-radius: 10px;
  white-space: pre;
}

.copy-button {
  min-height: 34px;
  padding: 0 11px;
  color: var(--ink-soft);
  background: #171a17;
  border: 1px solid var(--line-bright);
  border-radius: 8px;
  cursor: pointer;
}

.copy-button:hover {
  color: var(--amber-bright);
  border-color: var(--amber-dim);
}

.spec-table {
  width: 100%;
  border-collapse: collapse;
}

.spec-table th,
.spec-table td {
  padding: 16px 12px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

.spec-table th {
  width: 34%;
  color: var(--ink);
  font-size: 0.9rem;
}

.spec-table td {
  color: var(--ink-soft);
}

.legal-date {
  margin-top: 18px;
  color: var(--ink-faint);
  font-size: 0.84rem;
}

@media (max-width: 980px) {
  .hero {
    padding-top: 80px;
  }

  .hero-grid,
  .section-heading,
  .feature-panel {
    grid-template-columns: 1fr;
  }

  .hero-grid {
    gap: 60px;
  }

  .app-frame {
    width: 100%;
    transform: none;
  }

  .trust-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .trust-item:nth-child(2) {
    border-right: 1px solid var(--line);
  }

  .trust-item:nth-child(n + 3) {
    border-top: 1px solid var(--line);
  }

  .card-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .feature-art {
    min-height: 460px;
  }

  .content-layout {
    grid-template-columns: 180px minmax(0, 1fr);
    gap: 44px;
  }
}

@media (max-width: 720px) {
  .shell {
    width: min(calc(100% - 28px), var(--max-width));
  }

  .nav {
    min-height: 64px;
  }

  .nav-links a:not(.button) {
    display: none;
  }

  .hero {
    padding: 72px 0 54px;
  }

  .hero h1 {
    font-size: clamp(3.1rem, 16vw, 5rem);
  }

  .hero-grid {
    gap: 48px;
  }

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

  .hero-note {
    display: grid;
  }

  .section {
    padding: 78px 0;
  }

  .section-heading {
    gap: 22px;
    margin-bottom: 34px;
  }

  .trust-grid,
  .card-grid,
  .steps,
  .cta-panel,
  .footer-grid,
  .content-layout,
  .download-card {
    grid-template-columns: 1fr;
  }

  .trust-item,
  .trust-item:last-child,
  .trust-item:nth-child(2) {
    border-right: 1px solid var(--line);
  }

  .trust-item:nth-child(n + 2) {
    border-top: 1px solid var(--line);
  }

  .card {
    min-height: 0;
  }

  .card-number {
    margin-bottom: 30px;
  }

  .feature-copy {
    padding: 34px 28px 42px;
  }

  .feature-art {
    min-height: 400px;
  }

  .step,
  .step + .step {
    padding: 30px 0;
    border-left: 0;
    border-bottom: 1px solid var(--line);
  }

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

  .cta-panel {
    padding: 36px 26px;
  }

  .cta-panel .button {
    width: 100%;
  }

  .footer-meta {
    flex-direction: column;
    gap: 8px;
  }

  .page-hero {
    padding: 72px 0 50px;
  }

  .side-nav {
    position: static;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    padding-bottom: 26px;
    border-bottom: 1px solid var(--line);
  }

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

  .copy-button {
    justify-self: start;
  }
}

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

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}