:root {
  color-scheme: dark;
  --ink: #f4f1e8;
  --muted: #a7a9b1;
  --faint: #6f727c;
  --canvas: #090a0d;
  --surface: #111318;
  --surface-2: #171a20;
  --line: rgba(244, 241, 232, 0.14);
  --line-strong: rgba(244, 241, 232, 0.28);
  --signal: #ff5a36;
  --signal-soft: rgba(255, 90, 54, 0.16);
  --flow: #77e0d3;
  --max: 1180px;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-synthesis: none;
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  min-width: 320px;
  color: var(--ink);
  background:
    radial-gradient(circle at 82% 10%, rgba(119, 224, 211, 0.08), transparent 27rem),
    radial-gradient(circle at 14% 22%, rgba(255, 90, 54, 0.09), transparent 24rem),
    var(--canvas);
  font-size: 1rem;
  line-height: 1.65;
}

a { color: inherit; }

.skip-link {
  position: fixed;
  left: 1rem;
  top: 1rem;
  z-index: 100;
  transform: translateY(-200%);
  padding: 0.7rem 1rem;
  color: #090a0d;
  background: var(--ink);
  border-radius: 999px;
}

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

.shell {
  width: min(calc(100% - 2.5rem), var(--max));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid var(--line);
  background: rgba(9, 10, 13, 0.82);
  backdrop-filter: blur(18px);
}

.nav {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  font-weight: 750;
  letter-spacing: -0.02em;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 2.25rem;
  height: 2.25rem;
  border: 1px solid var(--line-strong);
  border-radius: 0.7rem;
  color: var(--signal);
  background: var(--surface);
  font: 800 0.7rem/1 ui-monospace, SFMono-Regular, Menlo, monospace;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.nav-links a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.94rem;
}

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

.pill-link {
  padding: 0.6rem 0.95rem;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
}

.language-switcher {
  display: inline-flex;
  align-items: center;
  gap: 0.2rem;
  padding: 0.2rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface);
}

.language-switcher a {
  display: grid;
  place-items: center;
  min-width: 2.35rem;
  min-height: 2rem;
  padding: 0.2rem 0.45rem;
  border-radius: 999px;
  color: var(--faint);
  font: 750 0.76rem/1 ui-monospace, SFMono-Regular, Menlo, monospace;
  text-decoration: none;
}

.language-switcher a[aria-current="page"] {
  color: var(--canvas);
  background: var(--ink);
}

.hero {
  position: relative;
  overflow: hidden;
  padding: clamp(5.5rem, 11vw, 10rem) 0 5rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(260px, 0.65fr);
  gap: clamp(3rem, 8vw, 8rem);
  align-items: end;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  margin: 0 0 1.5rem;
  color: var(--flow);
  font: 700 0.78rem/1.2 ui-monospace, SFMono-Regular, Menlo, monospace;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.eyebrow::before {
  content: "";
  width: 2rem;
  height: 1px;
  background: currentColor;
}

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

h1 {
  max-width: 900px;
  margin-bottom: 1.5rem;
  font-size: clamp(3.4rem, 8.5vw, 7.8rem);
  line-height: 0.92;
  letter-spacing: -0.075em;
  font-weight: 780;
}

.signal { color: var(--signal); }

.lede {
  max-width: 680px;
  margin-bottom: 0;
  color: var(--muted);
  font-size: clamp(1.12rem, 2vw, 1.35rem);
  line-height: 1.55;
}

.hero-note {
  padding: 1.3rem 0 0 1.5rem;
  border-top: 1px solid var(--line-strong);
  border-left: 1px solid var(--line-strong);
}

.hero-note strong {
  display: block;
  margin-bottom: 0.45rem;
  font-size: 1.05rem;
}

.hero-note p {
  margin-bottom: 0;
  color: var(--muted);
}

.section {
  padding: clamp(4.5rem, 8vw, 7.5rem) 0;
  border-top: 1px solid var(--line);
}

.section-heading {
  display: grid;
  grid-template-columns: 0.7fr 1.3fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.section-heading h2 {
  margin: 0;
  font-size: clamp(2.2rem, 5vw, 4.2rem);
  line-height: 1;
  letter-spacing: -0.055em;
}

.section-heading p {
  max-width: 630px;
  margin: 0;
  color: var(--muted);
  font-size: 1.1rem;
}

.product-card {
  position: relative;
  overflow: hidden;
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(260px, 0.85fr);
  gap: 3rem;
  padding: clamp(2rem, 5vw, 4.5rem);
  border: 1px solid var(--line-strong);
  border-radius: 2rem;
  background: linear-gradient(135deg, rgba(255, 90, 54, 0.08), rgba(119, 224, 211, 0.04) 52%, var(--surface));
}

.product-card::after {
  content: "34";
  position: absolute;
  right: -0.04em;
  bottom: -0.24em;
  color: rgba(244, 241, 232, 0.035);
  font-size: clamp(13rem, 30vw, 26rem);
  line-height: 1;
  font-weight: 900;
  letter-spacing: -0.12em;
  pointer-events: none;
}

.status {
  display: inline-flex;
  width: fit-content;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1.25rem;
  padding: 0.45rem 0.75rem;
  border: 1px solid rgba(119, 224, 211, 0.3);
  border-radius: 999px;
  color: var(--flow);
  background: rgba(119, 224, 211, 0.08);
  font-size: 0.8rem;
  font-weight: 700;
}

.product-card h3 {
  margin-bottom: 1rem;
  font-size: clamp(2.8rem, 6vw, 5.5rem);
  line-height: 0.98;
  letter-spacing: -0.065em;
}

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

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: 2rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0.75rem 1.1rem;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  text-decoration: none;
  font-weight: 700;
}

.button-primary {
  color: #0a0b0e;
  border-color: var(--ink);
  background: var(--ink);
}

.button:hover,
.button:focus-visible { transform: translateY(-1px); }

.product-principles {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 1.5rem;
  align-content: center;
}

.principle {
  padding-top: 1rem;
  border-top: 1px solid var(--line);
}

.principle span {
  display: block;
  margin-bottom: 0.3rem;
  color: var(--faint);
  font: 700 0.74rem/1 ui-monospace, SFMono-Regular, Menlo, monospace;
}

.principle strong { font-size: 1.05rem; }

.principle-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 1.5rem;
  background: var(--line);
}

.principle-card {
  min-height: 240px;
  padding: 2rem;
  background: var(--surface);
}

.principle-card .number {
  display: block;
  margin-bottom: 3rem;
  color: var(--signal);
  font: 800 0.78rem/1 ui-monospace, SFMono-Regular, Menlo, monospace;
}

.principle-card h3 { font-size: 1.35rem; }
.principle-card p { color: var(--muted); }

.site-footer {
  padding: 3rem 0;
  border-top: 1px solid var(--line);
  color: var(--muted);
}

.page-hero {
  padding: clamp(4.5rem, 9vw, 8rem) 0 4rem;
}

.page-hero h1 {
  max-width: 1050px;
  font-size: clamp(3.25rem, 7.5vw, 7rem);
}

.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin-bottom: 2rem;
  color: var(--faint);
  font-size: 0.9rem;
}

.breadcrumbs a { text-underline-offset: 0.22em; }
.breadcrumbs span[aria-hidden="true"] { color: var(--line-strong); }

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin: 0 0 1.5rem;
}

.tag {
  display: inline-flex;
  padding: 0.4rem 0.68rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  background: rgba(255, 255, 255, 0.025);
  font-size: 0.78rem;
  font-weight: 700;
}

.launch-panel {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 2rem;
  align-items: center;
  margin-top: 2.5rem;
  padding: 1.15rem 1.25rem;
  border: 1px solid rgba(119, 224, 211, 0.24);
  border-radius: 1rem;
  background: rgba(119, 224, 211, 0.06);
}

.launch-panel p { margin: 0; color: var(--muted); }
.launch-panel strong { color: var(--ink); }

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

.feature-card,
.platform-card,
.support-card {
  padding: 1.75rem;
  border: 1px solid var(--line);
  border-radius: 1.25rem;
  background: var(--surface);
}

.feature-card h3,
.platform-card h3,
.support-card h3 { margin-bottom: 0.55rem; font-size: 1.2rem; }

.feature-card p,
.platform-card p,
.support-card p { margin-bottom: 0; color: var(--muted); }

.feature-card .micro,
.platform-card .micro,
.support-card .micro {
  display: block;
  margin-bottom: 2.4rem;
  color: var(--signal);
  font: 750 0.75rem/1 ui-monospace, SFMono-Regular, Menlo, monospace;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.workflow-steps {
  counter-reset: step;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line-strong);
}

.workflow-step {
  counter-increment: step;
  display: grid;
  grid-template-columns: 5rem 0.75fr 1.25fr;
  gap: 2rem;
  padding: 2rem 0;
  border-bottom: 1px solid var(--line);
}

.workflow-step::before {
  content: "0" counter(step);
  color: var(--signal);
  font: 800 0.8rem/1.5 ui-monospace, SFMono-Regular, Menlo, monospace;
}

.workflow-step h3 { margin: 0; font-size: 1.4rem; }
.workflow-step p { margin: 0; color: var(--muted); }

.check-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.85rem 2rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.check-list li {
  position: relative;
  padding: 0.9rem 0 0.9rem 1.75rem;
  border-bottom: 1px solid var(--line);
}

.check-list li::before {
  content: "";
  position: absolute;
  top: 1.45rem;
  left: 0;
  width: 0.7rem;
  height: 0.7rem;
  border: 2px solid var(--flow);
  border-radius: 50%;
}

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

.price-card {
  display: flex;
  flex-direction: column;
  min-height: 500px;
  padding: clamp(1.75rem, 4vw, 2.5rem);
  border: 1px solid var(--line);
  border-radius: 1.5rem;
  background: var(--surface);
}

.price-card.pro {
  border-color: rgba(255, 90, 54, 0.45);
  background: linear-gradient(145deg, rgba(255, 90, 54, 0.1), var(--surface) 45%);
}

.price-card h3 { font-size: 1.8rem; }

.price {
  margin: 1.4rem 0;
  font-size: clamp(2.4rem, 5vw, 4rem);
  line-height: 1;
  letter-spacing: -0.055em;
  font-weight: 800;
}

.price small {
  color: var(--muted);
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: 0;
}

.price-card ul {
  display: grid;
  gap: 0.75rem;
  margin: 0 0 2rem;
  padding-left: 1.15rem;
  color: var(--muted);
}

.price-card .availability {
  margin-top: auto;
  padding-top: 1rem;
  border-top: 1px solid var(--line);
  color: var(--faint);
  font-size: 0.9rem;
}

.notice {
  padding: 1.25rem 1.35rem;
  border-left: 3px solid var(--signal);
  color: var(--muted);
  background: var(--signal-soft);
}

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

.legal-layout {
  display: grid;
  grid-template-columns: minmax(180px, 0.42fr) minmax(0, 1.58fr);
  gap: clamp(2rem, 7vw, 6rem);
  align-items: start;
}

.legal-nav {
  position: sticky;
  top: 108px;
  display: grid;
  gap: 0.65rem;
  padding: 1.25rem;
  border: 1px solid var(--line);
  border-radius: 1rem;
  background: var(--surface);
}

.legal-nav strong { margin-bottom: 0.35rem; }
.legal-nav a { color: var(--muted); font-size: 0.9rem; text-underline-offset: 0.22em; }

.legal-content {
  max-width: 780px;
}

.legal-content section {
  padding: 0 0 2.5rem;
  scroll-margin-top: 110px;
}

.legal-content section + section {
  padding-top: 2.5rem;
  border-top: 1px solid var(--line);
}

.legal-content h2 {
  font-size: clamp(1.55rem, 3vw, 2.15rem);
  letter-spacing: -0.035em;
}

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

.legal-content a { color: var(--ink); text-underline-offset: 0.22em; }
.legal-content li + li { margin-top: 0.5rem; }

.meta-line {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.4rem;
  margin-top: 1.3rem;
  color: var(--faint);
  font-size: 0.9rem;
}

.faq-list {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line-strong);
}

.faq {
  padding: 1.7rem 0;
  border-bottom: 1px solid var(--line);
}

.faq h3 { margin-bottom: 0.55rem; font-size: 1.1rem; }
.faq p { margin-bottom: 0; color: var(--muted); }

.muted { color: var(--muted); }
.text-link { text-underline-offset: 0.25em; text-decoration-thickness: 1px; }

.footer-grid {
  display: flex;
  justify-content: space-between;
  gap: 2rem;
  align-items: flex-start;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1.2rem;
}

.footer-links a { text-underline-offset: 0.25em; }

@media (max-width: 820px) {
  .nav-links > a:not(.pill-link) { display: none; }
  .hero-grid,
  .section-heading,
  .product-card { grid-template-columns: 1fr; }
  .hero-note { max-width: 420px; }
  .principle-grid { grid-template-columns: 1fr; }
  .principle-card { min-height: 0; }
  .feature-grid,
  .platform-grid,
  .support-grid,
  .pricing-grid { grid-template-columns: 1fr; }
  .workflow-step { grid-template-columns: 3rem 1fr; }
  .workflow-step p { grid-column: 2; }
  .legal-layout { grid-template-columns: 1fr; }
  .legal-nav { position: static; grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 560px) {
  .shell { width: min(calc(100% - 1.5rem), var(--max)); }
  .nav { min-height: 66px; }
  .nav-links { gap: 0.55rem; }
  .nav-links > .pill-link { display: none; }
  .hero { padding-top: 4.5rem; }
  h1 { font-size: clamp(3rem, 18vw, 5rem); }
  .product-card { padding: 1.5rem; border-radius: 1.3rem; }
  .footer-grid { flex-direction: column; }
  .launch-panel { grid-template-columns: 1fr; }
  .check-list { grid-template-columns: 1fr; }
  .workflow-step { grid-template-columns: 2rem 1fr; gap: 1rem; }
  .legal-nav { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: no-preference) {
  .button { transition: transform 160ms ease, background 160ms ease; }
}