@font-face {
  font-family: Inter;
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url("./fonts/InterVariable-latin.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

:root {
  color-scheme: light;
  --ink: #0f172a;
  --copy: #1e293b;
  --muted: #64748b;
  --paper: #f8fafc;
  --surface: #ffffff;
  --hairline: #e2e8f0;
  --border: #cbd5e1;
  --accent: #2563eb;
  --accent-hover: #1d4ed8;
  --accent-ink: #ffffff;
  --soft: #eff6ff;
  --soft-border: #dbeafe;
  --link: #2563eb;
  --nav: rgba(248, 250, 252, 0.86);
  --shadow: 0 24px 80px -20px rgba(15, 23, 42, 0.2), 0 8px 24px -12px rgba(15, 23, 42, 0.1);
  --selection: #dbeafe;
  --surface-hover: #f8fafc;
  --focus: #2563eb;
  --header-shadow: 0 10px 28px -16px rgba(15, 23, 42, 0.32), 0 2px 8px -4px rgba(15, 23, 42, 0.12);
  --thread: rgba(37, 99, 235, 0.55);
}

@media (prefers-color-scheme: dark) {
  :root {
    color-scheme: dark;
    --ink: #f8fafc;
    --copy: #e2e8f0;
    --muted: #94a3b8;
    --paper: #0b1120;
    --surface: #111827;
    --hairline: #1f2937;
    --border: #334155;
    --accent: #2563eb;
    --accent-hover: #1d4ed8;
    --accent-ink: #ffffff;
    --soft: #172554;
    --soft-border: #1e3a8a;
    --link: #93c5fd;
    --nav: rgba(11, 17, 32, 0.86);
    --shadow: 0 28px 80px -16px rgba(0, 0, 0, 0.7), 0 10px 28px -18px rgba(0, 0, 0, 0.5);
    --selection: #1e3a8a;
    --surface-hover: #1f2937;
    --focus: #93c5fd;
    --header-shadow: 0 16px 36px -14px rgba(0, 0, 0, 0.72), 0 2px 8px -4px rgba(0, 0, 0, 0.55);
    --thread: rgba(147, 197, 253, 0.6);
  }
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scrollbar-width: thin;
  scrollbar-color: var(--border) transparent;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--copy);
  font-family: Inter, system-ui, "Segoe UI", sans-serif;
  font-size: 1rem;
  font-weight: 400;
  line-height: 1.6;
  font-optical-sizing: auto;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

::selection {
  background: var(--selection);
  color: var(--ink);
}

:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 3px;
}

img, picture { max-width: 100%; }

img { height: auto; }

a {
  color: var(--link);
  text-underline-offset: 3px;
}

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

h1, h2, h3 {
  color: var(--ink);
  font-weight: 750;
  letter-spacing: -0.035em;
  line-height: 1.12;
}

.skip {
  position: absolute;
  left: 16px;
  top: -48px;
  z-index: 50;
  background: var(--surface);
  color: var(--ink);
  border: 1px solid var(--hairline);
  border-radius: 12px;
  padding: 8px 12px;
  text-decoration: none;
}

.skip:focus { top: 12px; }

.container {
  width: min(1120px, calc(100% - 48px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: var(--nav);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--hairline);
  transition: box-shadow 200ms ease, border-color 200ms ease;
}

.site-header.is-scrolled {
  border-bottom-color: color-mix(in srgb, var(--ink) 14%, var(--hairline));
  box-shadow: var(--header-shadow);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 64px;
}

.wordmark {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--ink);
  text-decoration: none;
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: -0.03em;
  line-height: 1;
}

.dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  transform: translateY(-1px);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-links a,
.footer-links a {
  color: #475569;
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  transition: color 140ms ease;
}

@media (prefers-color-scheme: dark) {
  .nav-links a,
  .footer-links a { color: #cbd5e1; }
}

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

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  padding: 12px 20px;
  border-radius: 12px;
  border: 1px solid transparent;
  background: var(--accent);
  color: var(--accent-ink);
  font: inherit;
  font-size: 0.9375rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  text-decoration: none;
  cursor: pointer;
  transition: background-color 140ms ease, border-color 140ms ease, color 140ms ease, transform 140ms ease;
}

.button:hover { background: var(--accent-hover); }

.button:active { transform: scale(0.98); }

.button:focus-visible { outline-color: var(--ink); }

.button.small {
  min-height: 36px;
  padding: 8px 14px;
  font-size: 0.875rem;
  white-space: nowrap;
}

.button.ghost {
  background: var(--surface);
  color: var(--copy);
  border-color: var(--hairline);
}

.button.ghost:hover {
  background: var(--surface-hover);
  border-color: var(--border);
}

.button.ghost:focus-visible { outline-color: var(--focus); }

.button.block { width: 100%; }

.button:disabled {
  opacity: 0.55;
  cursor: not-allowed;
  transform: none;
}

.hero {
  position: relative;
  overflow: clip;
  padding: 72px 0 112px;
  text-align: center;
}

.hero .container { position: relative; z-index: 1; }

.hero-grid,
.hero-glow {
  position: absolute;
  pointer-events: none;
}

.hero-grid {
  inset: 0;
  z-index: 0;
  background-image:
    linear-gradient(to right, rgba(37, 99, 235, 0.1) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(37, 99, 235, 0.1) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: radial-gradient(ellipse 78% 68% at 50% 46%, #000 12%, transparent 72%);
  -webkit-mask-image: radial-gradient(ellipse 78% 68% at 50% 46%, #000 12%, transparent 72%);
}

.hero-glow {
  z-index: 0;
  left: 50%;
  top: 62%;
  width: min(920px, 88%);
  height: 440px;
  opacity: 0.7;
  background: radial-gradient(ellipse at center, rgba(37, 99, 235, 0.22), transparent 68%);
  transform: translate3d(-50%, -50%, 0);
  animation: hero-glow 8s ease-in-out infinite alternate;
}

@keyframes hero-glow {
  from { opacity: 0.45; transform: translate3d(-52%, -48%, 0) scale(1); }
  to { opacity: 0.85; transform: translate3d(-48%, -56%, 0) scale(1.06); }
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 24px;
  padding: 4px 12px 4px 10px;
  border: 1px solid var(--hairline);
  border-radius: 999px;
  background: var(--surface);
  color: var(--muted);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  line-height: 1.5;
}

.pulse {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 0 rgba(37, 99, 235, 0.45);
  animation: pulse 2.6s ease-out infinite;
}

@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(37, 99, 235, 0.45); }
  70% { box-shadow: 0 0 0 7px transparent; }
  100% { box-shadow: 0 0 0 0 transparent; }
}

.mark {
  background-image: linear-gradient(transparent 58%, rgba(37, 99, 235, 0.28) 58% 92%, transparent 92%);
  background-repeat: no-repeat;
  background-position: left center;
  background-size: 100% 100%;
}

@keyframes rise {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: none; }
}

@keyframes mark-sweep {
  from { background-size: 0% 100%; }
  to { background-size: 100% 100%; }
}

.js .hero .eyebrow { animation: rise 680ms cubic-bezier(0.16, 1, 0.3, 1) both; }
.js .hero h1 { animation: rise 760ms cubic-bezier(0.16, 1, 0.3, 1) 80ms both; }
.js .hero .lede { animation: rise 760ms cubic-bezier(0.16, 1, 0.3, 1) 160ms both; }
.js .hero .actions { animation: rise 700ms cubic-bezier(0.16, 1, 0.3, 1) 230ms both; }
.js .hero-frame { animation: rise 900ms cubic-bezier(0.16, 1, 0.3, 1) 300ms both; }

.js .mark {
  animation: mark-sweep 820ms cubic-bezier(0.16, 1, 0.3, 1) 560ms both;
}

.hero h1 {
  margin: 0 auto 20px;
  max-width: 11em;
  font-size: clamp(2.75rem, 1.4rem + 3.4vw, 4.5rem);
  font-weight: 780;
  letter-spacing: -0.035em;
  line-height: 1.05;
}

.lede {
  margin: 0 auto;
  max-width: 38rem;
  color: var(--muted);
  font-size: clamp(1.0625rem, 0.95rem + 0.4vw, 1.25rem);
  line-height: 1.6;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin-top: 32px;
}

.hero-frame {
  position: relative;
  margin: 64px 0 0;
  border: 1px solid var(--hairline);
  border-radius: 16px;
  overflow: hidden;
  background-color: var(--surface);
  background-image: url("./assets/hero-composite.webp");
  background-position: center;
  background-size: cover;
  box-shadow: var(--shadow);
  aspect-ratio: 16 / 10;
  min-width: 0;
}

.hero-video {
  display: block;
  width: 100%;
  height: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  background: transparent;
}

.hero-frame.is-poster-missing:not(.has-frame) .hero-video,
.hero-frame.is-fallback .hero-video {
  opacity: 0;
}

.hero-toggle {
  position: absolute;
  z-index: 2;
  top: 14px;
  right: 14px;
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid var(--hairline);
  border-radius: 999px;
  background: color-mix(in srgb, var(--surface) 92%, transparent);
  color: var(--ink);
  box-shadow: 0 8px 18px -10px rgba(15, 23, 42, 0.45);
  cursor: pointer;
  opacity: 0;
  transition: opacity 160ms ease, background-color 160ms ease;
}

.hero-frame:hover .hero-toggle,
.hero-frame:focus-within .hero-toggle,
.hero-toggle:focus-visible,
.hero-toggle[aria-pressed="false"] {
  opacity: 1;
}

.hero-toggle svg { display: block; fill: currentColor; }

.hero-toggle .icon-play { display: none; }

.hero-toggle[aria-pressed="false"] .icon-pause { display: none; }
.hero-toggle[aria-pressed="false"] .icon-play { display: block; }

.hero-frame.is-fallback .hero-toggle {
  visibility: hidden;
  pointer-events: none;
}

.section {
  padding: 112px 0;
  border-top: 1px solid var(--hairline);
}

.section[id] { scroll-margin-top: 80px; }

.section-head {
  max-width: 40rem;
  margin: 0 auto 56px;
  text-align: center;
}

.section-head h2,
.wishlist-intro h2 {
  margin: 0;
  font-size: clamp(2rem, 1.4rem + 2vw, 2.75rem);
}

.kicker {
  margin: 0 0 10px;
  color: var(--accent);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.steps,
.features,
.uses {
  display: grid;
  gap: 24px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.steps { grid-template-columns: repeat(3, minmax(0, 1fr)); }

.features { grid-template-columns: repeat(3, minmax(0, 1fr)); }

.uses { grid-template-columns: repeat(3, minmax(0, 1fr)); }

.answer {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(240px, 340px);
  gap: 72px;
  align-items: center;
}

.answer-copy h2 { margin-bottom: 16px; }

.answer-copy p:last-child {
  margin: 0;
  max-width: 36rem;
  color: var(--muted);
  font-size: 1.125rem;
}

.answer-shot {
  margin: 0;
}

.answer-shot img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--hairline);
  border-radius: 16px;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.answer-shot figcaption {
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 0.875rem;
  text-align: center;
}

.card {
  min-width: 0;
  background: var(--surface);
  border: 1px solid var(--hairline);
  border-radius: 12px;
  padding: 28px;
  transition: border-color 180ms ease, box-shadow 180ms ease, transform 180ms cubic-bezier(0.16, 1, 0.3, 1);
}

.card:hover { border-color: var(--border); }

.num {
  position: relative;
  z-index: 2;
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  margin-bottom: 24px;
  border: 1px solid var(--soft-border);
  border-radius: 50%;
  background: var(--soft);
  color: var(--accent);
  font-size: 0.875rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0;
}

.icon {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  margin-bottom: 16px;
  border: 1px solid var(--hairline);
  border-radius: 8px;
  background: var(--paper);
  color: var(--copy);
  transition: color 180ms ease, border-color 180ms ease, background-color 180ms ease;
}

.icon svg {
  display: block;
  transition: transform 280ms cubic-bezier(0.16, 1, 0.3, 1);
}

@media (hover: hover) {
  .features .card:hover {
    border-color: var(--accent);
    transform: translateY(-2px);
    box-shadow: 0 10px 24px -16px rgba(37, 99, 235, 0.55), 0 8px 16px -12px rgba(15, 23, 42, 0.18);
    transition-delay: 0ms;
  }

  .features .card:hover .icon {
    color: var(--accent);
    border-color: var(--soft-border);
    background: var(--soft);
  }

  .features .card:hover .icon svg { transform: translateY(-1px) scale(1.08); }
}

.card h3,
.uses h3 {
  margin: 0 0 8px;
  font-size: 1.0625rem;
  letter-spacing: -0.02em;
  line-height: 1.3;
}

.card p,
.uses p {
  margin: 0;
  color: var(--muted);
  font-size: 0.9375rem;
  line-height: 1.6;
}

.uses .card { text-align: center; padding: 32px 28px; }

@media (min-width: 981px) {
  .steps .card { position: relative; }

  .steps .card:not(:last-child)::after {
    content: "";
    position: absolute;
    z-index: 1;
    top: 43.5px;
    left: 60px;
    right: -26px;
    height: 1px;
    background: var(--thread);
    transform-origin: left center;
    pointer-events: none;
  }

  .steps .card:not(:first-child) .num::before {
    content: "";
    position: absolute;
    top: calc(50% - 0.5px);
    right: 100%;
    width: 28px;
    height: 1px;
    background: var(--thread);
    pointer-events: none;
  }

  .js .steps:not(.is-in) .card:not(:last-child)::after { transform: scaleX(0); }

  .js .steps.is-in .card:nth-child(1)::after {
    transform: scaleX(1);
    transition: transform 720ms cubic-bezier(0.16, 1, 0.3, 1);
  }

  .js .steps.is-in .card:nth-child(2)::after {
    transform: scaleX(1);
    transition: transform 720ms cubic-bezier(0.16, 1, 0.3, 1) 160ms;
  }
}

.band {
  background: var(--surface);
}

.checks {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 28px 24px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.checks li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  color: var(--ink);
  font-size: 0.9375rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  line-height: 1.45;
}

.checks svg {
  flex: none;
  margin-top: 1px;
  color: var(--accent);
}

.band-link {
  margin: 36px 0 0;
  text-align: center;
}

.faq-list {
  display: grid;
  gap: 12px;
  max-width: 720px;
  margin: 0 auto;
}

.faq {
  background: var(--surface);
  border: 1px solid var(--hairline);
  border-radius: 12px;
  padding: 18px 22px;
}

.faq summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  color: var(--ink);
  font-weight: 600;
  letter-spacing: -0.015em;
  cursor: pointer;
  list-style: none;
}

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

.chevron {
  flex: none;
  color: var(--muted);
  transition: transform 200ms cubic-bezier(0.16, 1, 0.3, 1);
}

.faq[open] .chevron { transform: rotate(180deg); }

.faq p {
  margin: 14px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--hairline);
  color: var(--muted);
  font-size: 0.9375rem;
}

.wishlist-card {
  max-width: 560px;
  margin: 0 auto;
  padding: 40px 40px 36px;
  background: var(--surface);
  border: 1px solid var(--hairline);
  border-radius: 12px;
}

.wishlist-intro { text-align: center; margin-bottom: 28px; }

.wishlist-intro p {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 0.9375rem;
}

.form {
  display: grid;
  gap: 18px;
}

.field {
  display: grid;
  gap: 8px;
  color: var(--ink);
  font-size: 0.875rem;
  font-weight: 600;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--surface);
  color: var(--ink);
  padding: 12px 14px;
  font: inherit;
  font-weight: 400;
  line-height: 1.4;
  caret-color: var(--accent);
}

::placeholder { color: var(--muted); opacity: 1; }

input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 2px;
  border-color: var(--accent);
}

.check {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  color: var(--muted);
  font-size: 0.8125rem;
  font-weight: 400;
  line-height: 1.5;
}

.check input {
  width: 16px;
  height: 16px;
  margin-top: 2px;
  padding: 0;
  accent-color: var(--accent);
  flex: none;
}

.check a { font-weight: 500; }

.hp {
  position: absolute;
  left: -10000px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.status {
  min-height: 1.5em;
  margin: 0;
  color: var(--copy);
  font-size: 0.9375rem;
  font-weight: 400;
}

.token-line {
  display: block;
  margin-top: 8px;
}

code {
  font-family: ui-monospace, "Cascadia Code", "Segoe UI Mono", monospace;
  font-size: 0.92em;
  word-break: break-all;
}

.site-footer {
  border-top: 1px solid var(--hairline);
  padding: 28px 0 40px;
}

.footer-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px 32px;
  flex-wrap: wrap;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.tagline {
  margin: 0;
  color: var(--muted);
  font-size: 0.9375rem;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 22px;
}

.copyright {
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 0.8125rem;
}

.page {
  width: min(720px, calc(100% - 48px));
  margin: 0 auto;
  padding: 64px 0 96px;
}

.page h1 {
  margin: 0 0 16px;
  font-size: clamp(2.25rem, 1.4rem + 2.4vw, 3rem);
}

.page h2 {
  margin: 2.6rem 0 0.75rem;
  font-size: 1.35rem;
  letter-spacing: -0.03em;
  line-height: 1.25;
}

.page p,
.page li {
  font-size: 1.0625rem;
  line-height: 1.7;
}

.page .meta {
  margin-top: 0;
  color: var(--muted);
}

.page ul {
  margin: 0.4rem 0 1rem;
  padding-left: 1.25rem;
}

.page li + li { margin-top: 0.4rem; }

.page a { text-decoration-thickness: 1px; }

.page h2[id] { scroll-margin-top: 88px; }

.toc {
  margin: 8px 0 8px;
  padding: 6px 8px;
  border: 1px solid var(--hairline);
  border-radius: 12px;
  background: var(--surface);
}

.toc ol {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px 28px;
  margin: 0;
  padding: 12px 16px 12px 36px;
}

.toc a {
  color: var(--copy);
  font-size: 0.9375rem;
  font-weight: 500;
  text-underline-offset: 3px;
}

.stagger > .reveal:nth-child(2) { --reveal-delay: 70ms; }
.stagger > .reveal:nth-child(3) { --reveal-delay: 140ms; }
.stagger > .reveal:nth-child(4) { --reveal-delay: 210ms; }
.stagger > .reveal:nth-child(5) { --reveal-delay: 280ms; }
.stagger > .reveal:nth-child(6) { --reveal-delay: 350ms; }

.js .reveal:not(.is-in) {
  opacity: 0;
  transform: translateY(12px);
  transition: none;
}

.js .reveal.is-in {
  opacity: 1;
  transform: none;
  animation: reveal-up 640ms cubic-bezier(0.16, 1, 0.3, 1) backwards;
  animation-delay: var(--reveal-delay, 0ms);
}

.js .answer-shot.reveal.is-in {
  animation-name: reveal-shot;
  animation-duration: 760ms;
}

@keyframes reveal-shot {
  from { opacity: 0; transform: translateY(18px) scale(0.985); }
  to { opacity: 1; transform: none; }
}

@media (hover: hover) {
  .features .card.reveal.is-in:hover,
  .js .features .card.reveal.is-in:hover {
    transform: translateY(-2px);
  }
}

@keyframes reveal-up {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

@supports (interpolate-size: allow-keywords) {
  .faq { interpolate-size: allow-keywords; }

  .faq::details-content {
    height: 0;
    overflow: clip;
    opacity: 0;
    transition:
      height 280ms cubic-bezier(0.16, 1, 0.3, 1),
      opacity 200ms ease,
      content-visibility 280ms allow-discrete;
  }

  .faq[open]::details-content {
    height: auto;
    opacity: 1;
  }
}

.table-scroll {
  overflow-x: auto;
  margin: 1rem 0 1.25rem;
  border: 1px solid var(--hairline);
  border-radius: 12px;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-variant-numeric: tabular-nums;
}

th, td {
  text-align: left;
  padding: 12px 14px;
  border-bottom: 1px solid var(--hairline);
  vertical-align: top;
}

tr:last-child td,
tr:last-child th { border-bottom: 0; }

th {
  color: var(--muted);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.01em;
}

td { font-size: 0.9375rem; }

#board { overflow-x: auto; margin-top: 8px; }

@media (max-width: 980px) {
  .features,
  .checks { grid-template-columns: 1fr 1fr; }

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

@media (max-width: 860px) {
  .uses { grid-template-columns: 1fr; }
}

@media (max-width: 760px) {
  .container,
  .page { width: min(1120px, calc(100% - 32px)); }

  .header-inner {
    flex-wrap: wrap;
    padding: 12px 0;
    row-gap: 10px;
  }

  .nav-cta { margin-left: auto; }

  .nav-links {
    order: 3;
    width: 100%;
    gap: 14px 18px;
    flex-wrap: wrap;
  }

  .hero { padding: 48px 0 72px; }

  .hero-frame { margin-top: 40px; border-radius: 12px; }

  .section { padding: 72px 0; }

  .section[id] { scroll-margin-top: 120px; }

  .section-head { margin-bottom: 36px; }

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

  .actions .button { width: 100%; }

  .steps,
  .features,
  .checks,
  .answer { grid-template-columns: 1fr; }

  .answer { gap: 32px; }

  .answer-shot img { height: auto; }

  .wishlist-card { padding: 28px 20px; }

  .uses .card { text-align: left; }
}

@media (max-width: 640px) {
  .toc ol { grid-template-columns: 1fr; }
}

@media (hover: none) {
  .hero-toggle { opacity: 1; }
}

@media (prefers-color-scheme: dark) {
  .hero-grid {
    background-image:
      linear-gradient(to right, rgba(147, 197, 253, 0.09) 1px, transparent 1px),
      linear-gradient(to bottom, rgba(147, 197, 253, 0.09) 1px, transparent 1px);
  }

  .hero-glow {
    background: radial-gradient(ellipse at center, rgba(37, 99, 235, 0.36), transparent 68%);
  }

  .mark {
    background-image: linear-gradient(transparent 58%, rgba(37, 99, 235, 0.42) 58% 92%, transparent 92%);
  }
}

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

  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }

  .button:active { transform: none; }

  .js .reveal:not(.is-in),
  .js .reveal.is-in {
    opacity: 1 !important;
    transform: none !important;
  }

  .js .steps .card::after {
    transform: none !important;
  }
}