:root {
  --bg: #0a0a0a;
  --fg: #f2f2f2;
  --muted: #9a9a9a;
  --line: #232323;
  --accent: #f2f2f2;
  --accent-fg: #0a0a0a;
  --chip-bg: #1a1a1a;
  --feature: #121212;
  --hover-line: #f2f2f2;
}

:root[data-theme="light"] {
  --bg: #ffffff;
  --fg: #0a0a0a;
  --muted: #5a5a5a;
  --line: #e5e5e5;
  --accent: #0a0a0a;
  --accent-fg: #ffffff;
  --chip-bg: #f0f0f0;
  --feature: #fafafa;
  --hover-line: #0a0a0a;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 17px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

.num, .plan-cost, .plan-tokens { font-variant-numeric: tabular-nums; }

a { color: inherit; text-decoration: none; }
a:hover { text-decoration: underline; }

main { max-width: 1100px; margin: 0 auto; padding: 0 24px; }

/* nav */
.nav {
  max-width: 1100px;
  margin: 0 auto;
  padding: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
}
.brand {
  font-weight: 700;
  letter-spacing: 0.12em;
  font-size: 14px;
}
.nav nav {
  display: flex;
  gap: 24px;
  align-items: center;
  font-size: 14px;
}
.nav nav a { color: var(--muted); transition: color 120ms ease; }
.nav nav a:hover { color: var(--fg); text-decoration: none; }
.nav .btn-ghost {
  padding: 8px 14px;
  font-size: 12px;
  color: var(--fg);
}

@media (max-width: 700px) {
  .nav { padding: 18px 20px; }
  .nav .nav-link { display: none; }
}

/* hero */
.hero {
  padding: 80px 0 96px;
  border-bottom: 1px solid var(--line);
}
.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
  align-items: center;
}
@media (min-width: 900px) {
  .hero-grid {
    grid-template-columns: 1.05fr 1fr;
    gap: 64px;
  }
}
.eyebrow {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.18em;
  color: var(--muted);
  margin: 0 0 20px;
  text-transform: uppercase;
}
.hero h1 {
  font-size: clamp(36px, 5.6vw, 64px);
  line-height: 1.02;
  letter-spacing: -0.025em;
  margin: 0 0 24px;
  font-weight: 700;
}
.lede {
  font-size: 19px;
  color: var(--muted);
  max-width: 56ch;
  margin: 0 0 32px;
}
.cta-row {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}
.trial-note {
  font-size: 13px;
  color: var(--muted);
  margin: 0 0 32px;
  letter-spacing: 0.01em;
}

/* compat chips */
.compat-row {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.compat-row li {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  border: 1px solid var(--line);
  padding: 8px 12px;
  background: var(--bg);
  transition: border-color 120ms ease;
}
.compat-row li:hover { border-color: var(--hover-line); }
.compat-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.16em;
  color: var(--fg);
}
.compat-version {
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
}

/* buttons */
.btn-primary, .btn-ghost {
  display: inline-block;
  padding: 14px 22px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-variant-caps: all-small-caps;
  border-radius: 0;
  border: 1px solid var(--accent);
  cursor: pointer;
  transition: opacity 120ms ease, background 120ms ease, color 120ms ease;
}
.btn-primary {
  background: var(--accent);
  color: var(--accent-fg);
}
.btn-ghost {
  background: transparent;
  color: var(--fg);
  border-color: var(--line);
}
.btn-primary:hover, .btn-ghost:hover { text-decoration: none; opacity: 0.85; }
.btn-ghost:hover { border-color: var(--hover-line); }

/* hero media */
.hero-media {
  border: 1px solid var(--line);
  aspect-ratio: 16 / 9;
  background: var(--feature);
  overflow: hidden;
  position: relative;
}
.hero-media video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* sections */
.section {
  padding: 96px 0;
  border-bottom: 1px solid var(--line);
}
.section-label {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.18em;
  color: var(--muted);
  margin: 0 0 16px;
  text-transform: uppercase;
}
.section-title {
  font-size: clamp(28px, 3.6vw, 40px);
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin: 0 0 40px;
  font-weight: 700;
  max-width: 22ch;
}
.section-lede {
  font-size: 19px;
  color: var(--muted);
  max-width: 60ch;
  margin: 0 0 40px;
}

/* benefits */
.benefits {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  border-top: 1px solid var(--line);
}
@media (min-width: 700px) {
  .benefits { grid-template-columns: 1fr 1fr; }
}
@media (min-width: 1000px) {
  .benefits { grid-template-columns: 1fr 1fr 1fr 1fr; }
}
.benefit {
  padding: 32px 28px 32px 0;
  border-bottom: 1px solid var(--line);
  border-right: 1px solid var(--line);
  transition: background 200ms ease;
}
.benefit:last-child { border-right: 1px solid var(--line); }
@media (max-width: 699px) {
  .benefit { border-right: none; padding: 28px 0; }
  .benefit:last-child { border-bottom: none; }
}
@media (min-width: 700px) and (max-width: 999px) {
  .benefit { padding: 28px 28px 28px 24px; }
  .benefit:nth-child(2n) { border-right: none; }
  .benefit:nth-last-child(-n+2) { border-bottom: none; }
}
@media (min-width: 1000px) {
  .benefit { padding: 28px 28px 28px 24px; }
  .benefit:last-child { border-right: none; }
  .benefit { border-bottom: none; }
}
.benefit:hover { background: var(--feature); }
.benefit-num {
  font-variant-numeric: tabular-nums;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.14em;
  color: var(--muted);
  margin: 0 0 16px;
}
.benefit h3 {
  font-size: 19px;
  margin: 0 0 10px;
  letter-spacing: -0.01em;
  line-height: 1.2;
}
.benefit p { color: var(--muted); margin: 0; font-size: 15px; }

/* steps */
.steps {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}
@media (min-width: 720px) {
  .steps { grid-template-columns: 1fr 1fr 1fr; gap: 40px; }
}
.steps li { padding: 0; }
.step-num {
  display: block;
  font-variant-numeric: tabular-nums;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.14em;
  color: var(--muted);
  margin-bottom: 12px;
}
.steps h3 {
  font-size: 22px;
  margin: 0 0 10px;
  letter-spacing: -0.015em;
}
.steps p { color: var(--muted); margin: 0; }

/* pricing */
.section-pricing .section-title { margin-bottom: 12px; }
.plans {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}
@media (min-width: 720px) {
  .plans { grid-template-columns: 1fr 1fr 1fr; gap: 20px; }
}
.plan {
  border: 1px solid var(--line);
  padding: 32px 28px;
  background: var(--bg);
  transition: border-color 160ms ease, transform 160ms ease;
}
.plan:hover { border-color: var(--hover-line); }
.plan-featured {
  background: var(--feature);
  border-color: var(--fg);
}
.plan-name {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.18em;
  color: var(--muted);
  margin: 0 0 16px;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 8px;
}
.chip {
  display: inline-block;
  padding: 2px 8px;
  background: var(--chip-bg);
  color: var(--fg);
  font-size: 10px;
  letter-spacing: 0.16em;
  border-radius: 0;
}
.plan-tokens {
  margin: 0 0 6px;
  display: flex;
  align-items: baseline;
  gap: 6px;
}
.plan-tokens .num {
  font-size: 44px;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1;
}
.plan-tokens .unit {
  font-size: 14px;
  color: var(--muted);
  letter-spacing: 0.04em;
  text-transform: lowercase;
}
.plan-cost {
  font-size: 16px;
  color: var(--muted);
  margin: 0 0 18px;
}
.plan-note { color: var(--muted); margin: 0; font-size: 14px; }
.fineprint {
  margin-top: 28px;
  font-size: 13px;
  color: var(--muted);
}

.plan-features {
  list-style: none;
  padding: 24px 0 0;
  margin: 24px 0 0;
  border-top: 1px solid var(--line);
  font-size: 13px;
  color: var(--muted);
}
.plan-features li {
  padding: 4px 0;
}

/* compare table */
.compare {
  border-top: 1px solid var(--line);
  margin-top: 24px;
}
.compare-row {
  display: grid;
  grid-template-columns: 1.4fr 1.2fr 1fr 1.4fr;
  gap: 16px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
  font-size: 14px;
  color: var(--muted);
  align-items: baseline;
}
.compare-row strong {
  color: var(--fg);
  font-weight: 600;
}
.compare-row .num {
  font-variant-numeric: tabular-nums;
  color: var(--fg);
  font-weight: 600;
}
.compare-head {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
}
@media (max-width: 700px) {
  .compare-row {
    grid-template-columns: 1fr 1fr;
    gap: 8px;
  }
  .compare-head { display: none; }
}

/* faq */
.faq { margin: 0; max-width: 800px; }
.faq dt {
  font-weight: 600;
  margin-top: 28px;
  font-size: 17px;
  letter-spacing: -0.005em;
}
.faq dt:first-child { margin-top: 0; }
.faq dd {
  margin: 8px 0 0;
  color: var(--muted);
  max-width: 70ch;
}

/* docs nav (shared with legal pages) */
.docs-nav {
  display: flex;
  gap: 0;
  border-bottom: 1px solid var(--line);
  margin: 32px 0 0;
  padding: 0;
  list-style: none;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}
.docs-nav li { padding: 0; }
.docs-nav a {
  display: inline-block;
  padding: 14px 18px 14px 0;
  margin-right: 24px;
  color: var(--muted);
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: color 120ms ease, border-color 120ms ease;
}
.docs-nav a:hover { color: var(--fg); text-decoration: none; }
.docs-nav a.current {
  color: var(--fg);
  border-bottom-color: var(--fg);
}

.docs-toc {
  border-left: 2px solid var(--line);
  padding: 4px 0 4px 16px;
  margin: 0 0 32px;
  font-size: 14px;
}
.docs-toc p { margin: 0 0 6px; color: var(--muted); font-size: 11px; font-weight: 600; letter-spacing: 0.16em; text-transform: uppercase; }
.docs-toc ol { padding-left: 18px; margin: 0; }
.docs-toc li { color: var(--muted); padding: 2px 0; }
.docs-toc a { color: var(--fg); border-bottom: 1px solid var(--line); }
.docs-toc a:hover { border-bottom-color: var(--hover-line); text-decoration: none; }

.docs-footer {
  margin-top: 56px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  font-size: 13px;
  color: var(--muted);
}
.docs-footer a {
  color: var(--fg);
  border-bottom: 1px solid var(--line);
}
.docs-footer a:hover { border-bottom-color: var(--hover-line); text-decoration: none; }

.callout {
  border: 1px solid var(--line);
  background: var(--feature);
  padding: 14px 18px;
  margin: 18px 0;
  font-size: 14px;
  color: var(--fg);
  line-height: 1.5;
}
.callout strong { display: block; font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--muted); margin-bottom: 4px; font-weight: 600; }

/* download page */
.section-download { padding-top: 0; }
.dl-grid { display: grid; gap: 24px; }
@media (min-width: 760px) { .dl-grid { grid-template-columns: 1fr 1fr; gap: 28px; } }
.dl-card {
  border: 1px solid var(--line);
  padding: 32px 28px;
  background: var(--bg);
  transition: border-color 160ms ease;
}
.dl-card:hover { border-color: var(--hover-line); }
.dl-host {
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--muted);
  margin: 0 0 8px;
  text-transform: uppercase;
  font-weight: 600;
}
.dl-title {
  font-size: 22px;
  letter-spacing: -0.01em;
  margin: 0 0 8px;
  font-weight: 700;
}
.dl-meta { color: var(--muted); margin: 0 0 6px; font-size: 14px; }
.dl-version {
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--muted);
  margin: 0 0 24px;
  text-transform: uppercase;
}
.dl-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 0;
  border-top: 1px solid var(--line);
}
.dl-row:last-of-type { border-bottom: 1px solid var(--line); }
.dl-os-name {
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--fg);
  margin: 0 0 4px;
  text-transform: uppercase;
  font-weight: 600;
}
.dl-os-meta { color: var(--muted); margin: 0; font-size: 12px; }
.btn-dl {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  border: 1px solid var(--line);
  color: var(--fg);
  text-decoration: none;
  background: var(--bg);
  transition: border-color 160ms ease, opacity 160ms ease;
  white-space: nowrap;
}
.btn-dl:hover { border-color: var(--hover-line); text-decoration: none; }
.dl-label {
  font-size: 11px;
  letter-spacing: 0.18em;
  font-weight: 600;
  font-variant: small-caps;
}
.chip-soon {
  background: transparent;
  border: 1px solid var(--line);
  color: var(--muted);
  font-weight: 600;
}
.dl-fineprint {
  margin-top: 24px;
  font-size: 13px;
  color: var(--muted);
}
.dl-fineprint a {
  color: var(--fg);
  border-bottom: 1px solid var(--line);
}
.dl-fineprint a:hover { border-bottom-color: var(--hover-line); text-decoration: none; }

/* 404 page */
.dest-list {
  list-style: none;
  padding: 0;
  margin: 48px 0 0;
  border-top: 1px solid var(--line);
}
.dest-list li {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 24px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
  align-items: baseline;
}
.dest-list li a {
  color: var(--fg);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.04em;
  border-bottom: 1px solid var(--line);
}
.dest-list li a:hover { border-bottom-color: var(--hover-line); text-decoration: none; }
.dest-list li span {
  color: var(--muted);
  font-size: 14px;
}
@media (max-width: 600px) {
  .dest-list li { grid-template-columns: 1fr; gap: 4px; padding: 14px 0; }
}

/* legal pages */
.legal {
  max-width: 760px;
  padding: 64px 0 96px;
}
.legal h1 {
  font-size: clamp(28px, 3.6vw, 40px);
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin: 0 0 8px;
  font-weight: 700;
}
.legal .updated {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.16em;
  color: var(--muted);
  text-transform: uppercase;
  margin: 0 0 48px;
}
.legal h2 {
  font-size: 20px;
  letter-spacing: -0.01em;
  margin: 40px 0 12px;
  font-weight: 700;
}
.legal h2:first-of-type { margin-top: 0; }
.legal h3 {
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.02em;
  margin: 24px 0 8px;
}
.legal p, .legal li { color: var(--muted); }
.legal p { margin: 0 0 14px; max-width: 70ch; }
.legal ul { padding-left: 20px; margin: 0 0 14px; }
.legal li { margin-bottom: 6px; }
.legal address {
  font-style: normal;
  color: var(--fg);
  border-left: 2px solid var(--line);
  padding: 4px 0 4px 16px;
  margin: 0 0 14px;
}
.legal a { color: var(--fg); border-bottom: 1px solid var(--line); }
.legal a:hover { text-decoration: none; border-bottom-color: var(--hover-line); }
.legal .placeholder {
  display: inline-block;
  background: var(--chip-bg);
  padding: 1px 8px;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--fg);
}

/* footer */
.foot {
  max-width: 1100px;
  margin: 0 auto;
  padding: 48px 24px 80px;
}
.foot-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 16px;
}
.brand-foot {
  font-weight: 700;
  letter-spacing: 0.12em;
  font-size: 13px;
  margin: 0;
}
.foot-nav {
  display: flex;
  gap: 24px;
  font-size: 13px;
}
.foot-nav a { color: var(--muted); transition: color 120ms ease; }
.foot-nav a:hover { color: var(--fg); }
.foot-fine { font-size: 12px; color: var(--muted); margin: 0; }

.theme-toggle {
  background: transparent;
  border: 1px solid var(--line);
  color: var(--muted);
  padding: 6px 14px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-variant-caps: all-small-caps;
  cursor: pointer;
  font-family: inherit;
  border-radius: 0;
  transition: color 120ms ease, border-color 120ms ease;
  margin-top: 12px;
}
.theme-toggle:hover { color: var(--fg); border-color: var(--hover-line); }