:root {
  color-scheme: dark;
  --bg: #111827;
  --s0: #17202c;
  --s1: #1f2937;
  --s2: #2b3645;
  --border: #3f4b5c;
  --border2: #64748b;
  --acc: #3b82f6;
  --acc-bg: rgba(59, 130, 246, 0.2);
  --acc-br: rgba(96, 165, 250, 0.56);
  --on-acc: #ffffff;
  --ok: #86efac;
  --err: #fca5a5;
  --warn: #fcd34d;
  --txt: #f8fafc;
  --mid: #cbd5e1;
  --dim: #94a3b8;
  --shadow: 0 12px 28px rgba(0, 0, 0, 0.28);
  --mono: "JetBrains Mono", "Fira Code", "Cascadia Code", monospace;
  --sans: -apple-system, "Segoe UI", system-ui, sans-serif;
}

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

html {
  background: var(--bg);
}

body {
  margin: 0;
  min-height: 100vh;
  overflow-x: clip;
  background: linear-gradient(180deg, #151d29 0%, var(--bg) 260px);
  color: var(--txt);
  font-family: var(--sans);
  font-size: 13px;
  line-height: 1.55;
}

::-webkit-scrollbar {
  width: 5px;
  height: 5px;
}

::-webkit-scrollbar-track {
  background: var(--bg);
}

::-webkit-scrollbar-thumb {
  background: var(--border2);
  border-radius: 3px;
}

a {
  color: inherit;
  text-decoration-color: rgba(96, 165, 250, 0.5);
  text-underline-offset: 0.22em;
}

a:hover {
  color: #bfdbfe;
}

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

code {
  border: 1px solid var(--border);
  border-radius: 6px;
  background: #273244;
  color: #dbeafe;
  font-family: var(--mono);
  font-size: 0.9em;
  overflow-wrap: anywhere;
  padding: 0.08rem 0.32rem;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -4rem;
  z-index: 10;
  border-radius: 7px;
  background: var(--acc);
  color: var(--on-acc);
  padding: 0.55rem 0.8rem;
  font-weight: 700;
}

.skip-link:focus {
  top: 1rem;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 5;
  border-bottom: 1px solid var(--border);
  background: rgba(23, 32, 44, 0.92);
  backdrop-filter: blur(14px);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
  width: min(1240px, calc(100% - 32px));
  margin: 0 auto;
  padding: 0.72rem 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.62rem;
  color: var(--txt);
  font-weight: 700;
  text-decoration: none;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border-radius: 7px;
  background: var(--acc);
  color: var(--on-acc);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0;
}

.nav-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.35rem;
  color: var(--mid);
  font-size: 0.88rem;
}

.nav-links a {
  border: 1px solid transparent;
  border-radius: 7px;
  padding: 0.35rem 0.58rem;
  text-decoration: none;
  transition: background 0.12s, border-color 0.12s, color 0.12s;
}

.nav-links a:hover {
  border-color: var(--border2);
  background: var(--s2);
  color: var(--txt);
}

.nav-links a[aria-current="page"] {
  border-color: var(--acc-br);
  background: var(--acc-bg);
  color: #bfdbfe;
  font-weight: 700;
}

main {
  width: min(1240px, calc(100% - 32px));
  margin: 0 auto;
}

.hero {
  display: grid;
  grid-template-columns: minmax(320px, 0.72fr) minmax(560px, 1.28fr);
  gap: 3.5rem;
  align-items: center;
  min-height: calc(100vh - 58px);
  padding: 4.8rem 0 3rem;
}

.hero-copy {
  min-width: 0;
  max-width: 440px;
}

.eyebrow {
  margin: 0 0 0.65rem;
  color: #93c5fd;
  font-family: var(--mono);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.08;
  letter-spacing: 0;
}

h1 {
  font-size: 4rem;
  font-weight: 700;
}

h2 {
  font-size: 2.45rem;
  font-weight: 650;
}

h3 {
  font-size: 1rem;
  font-weight: 700;
}

p {
  color: var(--mid);
  margin: 0;
}

.lead {
  margin-top: 1rem;
  max-width: 54rem;
  color: var(--mid);
  font-size: 1.14rem;
  line-height: 1.55;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.7rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.42rem;
  border: 1px solid transparent;
  border-radius: 7px;
  padding: 0.56rem 0.92rem;
  font-family: var(--sans);
  font-weight: 700;
  line-height: 1.2;
  text-decoration: none;
  transition: background 0.12s, border-color 0.12s, color 0.12s;
}

.button.primary {
  background: var(--acc);
  color: var(--on-acc);
}

.button.primary:hover {
  background: #2563eb;
  color: var(--on-acc);
}

.button.secondary {
  border-color: var(--border);
  background: var(--s2);
  color: var(--txt);
}

.button.secondary:hover {
  border-color: var(--border2);
  background: #344256;
  color: var(--txt);
}

.preview-frame {
  width: 100%;
  min-width: 0;
  margin: 0;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--s0);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.preview-frame img {
  width: 100%;
  height: auto;
  background: var(--bg);
}

.section {
  padding: 4.6rem 0;
  border-top: 1px solid var(--border);
}

.section.compact {
  padding-top: 3.8rem;
}

.section-head {
  max-width: 720px;
  margin-bottom: 1.35rem;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.85rem;
}

.feature-grid > *,
.links-band > *,
.split > * {
  min-width: 0;
}

.panel,
.policy-card {
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--s1);
  box-shadow: var(--shadow);
}

.panel {
  padding: 1rem;
}

.panel p {
  margin-top: 0.55rem;
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(320px, 1.2fr);
  gap: 2rem;
}

.split p {
  margin-top: 0.85rem;
}

.scope-list {
  display: grid;
  gap: 0.62rem;
}

.scope-item {
  display: grid;
  gap: 0.42rem;
  min-width: 0;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--s0);
  padding: 0.82rem;
}

.scope-item span {
  color: var(--mid);
}

.notice {
  border: 1px solid var(--acc-br);
  border-left-width: 3px;
  border-radius: 8px;
  background: var(--acc-bg);
  padding: 1rem 1.1rem;
}

.links-band {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 0.85rem;
}

.price-card {
  display: grid;
  gap: 0.9rem;
  border: 1px solid var(--acc-br);
  border-radius: 8px;
  background: linear-gradient(180deg, rgba(59, 130, 246, 0.15), var(--s1));
  padding: 1.4rem;
}

.price {
  display: flex;
  align-items: baseline;
  gap: 0.42rem;
  color: var(--txt);
}

.price strong {
  font-size: 2.6rem;
  line-height: 1;
}

.price span {
  color: var(--mid);
  font-weight: 700;
}

.purchase-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.links-band a {
  display: grid;
  gap: 0.32rem;
  min-height: 7.2rem;
  align-content: start;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--s1);
  padding: 1rem;
  text-decoration: none;
  transition: background 0.12s, border-color 0.12s, transform 0.12s;
}

.links-band a:hover {
  border-color: var(--border2);
  background: var(--s2);
  color: var(--txt);
  transform: translateY(-1px);
}

.links-band span {
  color: var(--txt);
  font-weight: 700;
}

.links-band small {
  color: var(--mid);
  font-size: 0.88rem;
  line-height: 1.45;
}

.policy-page {
  width: min(900px, calc(100% - 32px));
}

.page-hero {
  padding: 4.2rem 0 1.5rem;
}

.page-hero h1 {
  font-size: 3.7rem;
}

.policy-card {
  min-width: 0;
  padding: 1.55rem;
  margin-bottom: 3.2rem;
}

.policy-card section + section {
  margin-top: 1.7rem;
  padding-top: 1.7rem;
  border-top: 1px solid var(--border);
}

.policy-card h2 {
  font-size: 1.45rem;
}

.policy-card p,
.policy-card ul,
.policy-card ol {
  margin-top: 0.78rem;
}

.policy-card a,
.scope-item code {
  overflow-wrap: anywhere;
}

.policy-card strong {
  color: var(--txt);
}

.policy-card li + li {
  margin-top: 0.46rem;
}

.policy-card ul,
.policy-card ol {
  color: var(--mid);
  padding-left: 1.25rem;
}

.scope-policy-list {
  display: grid;
  gap: 0.42rem;
}

.site-footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.75rem;
  width: min(1240px, calc(100% - 32px));
  margin: 0 auto;
  border-top: 1px solid var(--border);
  padding: 1.15rem 0 1.75rem;
  color: var(--dim);
  font-size: 0.88rem;
}

@media (max-width: 1100px) {
  .hero {
    grid-template-columns: minmax(280px, 0.72fr) minmax(460px, 1.28fr);
    gap: 2.4rem;
  }

  h1 {
    font-size: 3.45rem;
  }

  h2 {
    font-size: 2.1rem;
  }

  .page-hero h1 {
    font-size: 3.3rem;
  }
}

@media (max-width: 900px) {
  .nav {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.75rem;
  }

  .nav-links {
    justify-content: flex-start;
  }

  .hero,
  .split,
  .feature-grid,
  .links-band {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
    padding-top: 3.2rem;
  }

  .hero-copy {
    max-width: 680px;
  }

  .lead {
    font-size: 1.05rem;
  }
}

@media (max-width: 560px) {
  main,
  .nav,
  .site-footer,
  .policy-page {
    width: min(100% - 24px, 1240px);
  }

  .nav-links {
    gap: 0.25rem;
    font-size: 0.84rem;
  }

  .nav-links a {
    padding: 0.32rem 0.5rem;
  }

  .hero {
    gap: 1.6rem;
    padding: 2.6rem 0 2.2rem;
  }

  h1 {
    font-size: 2.85rem;
  }

  h2 {
    font-size: 1.78rem;
  }

  .page-hero h1 {
    font-size: 2.55rem;
  }

  .policy-card h2 {
    font-size: 1.25rem;
  }

  .hero-actions,
  .purchase-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .button {
    width: 100%;
  }

  .policy-card,
  .price-card,
  .panel {
    padding: 1rem;
  }
}