@font-face {
  font-family: "IBM Plex Sans";
  src: url("../fonts/latin-400-normal.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "IBM Plex Sans";
  src: url("../fonts/latin-500-normal.woff2") format("woff2");
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "IBM Plex Sans";
  src: url("../fonts/latin-600-normal.woff2") format("woff2");
  font-weight: 600;
  font-style: normal;
  font-display: swap;
}

:root {
  --bg: #12171e;
  --bg-raised: #1a212b;
  --surface: #212a36;
  --line: #343e4d;
  --text: #f4f1ea;
  --muted: #c5ced8;
  --faint: #9aa6b5;
  --accent: #e2a008;
  --accent-ink: #1a1403;
  --accent-text: #f0c14b;
  --header: 4.25rem;
  --max: 72rem;
  --shadow: none;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "IBM Plex Sans", "Segoe UI", Helvetica, Arial, sans-serif;
  font-size: 1.0625rem;
  line-height: 1.6;
  text-rendering: optimizeLegibility;
}

img {
  max-width: 100%;
  height: auto;
}

a {
  color: var(--accent-text);
}

a:hover {
  color: #ffe08a;
}

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

.skip {
  position: absolute;
  left: 1rem;
  top: -4rem;
  background: var(--accent);
  color: var(--accent-ink);
  padding: 0.5rem 0.8rem;
  z-index: 20;
}

.skip:focus {
  top: 0.75rem;
}

.wrap {
  width: min(var(--max), calc(100% - 2rem));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(18, 23, 30, 0.94);
  border-bottom: 1px solid var(--line);
  height: var(--header);
}

.header-inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  color: var(--text);
  text-decoration: none;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.brand-mark {
  width: 1.75rem;
  height: 1.75rem;
  display: block;
}

.nav-toggle {
  display: none;
  min-height: 2.75rem;
  min-width: 2.75rem;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--text);
  border-radius: 0.4rem;
  font: inherit;
  font-weight: 600;
}

.nav {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.nav a {
  color: var(--muted);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
}

.nav a:hover {
  color: var(--text);
}

.nav a.btn,
.nav a.btn:hover {
  color: var(--accent-ink);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.75rem;
  padding: 0.55rem 1rem;
  border-radius: 0.4rem;
  border: 1px solid transparent;
  font: inherit;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
}

.btn-primary {
  background: var(--accent);
  color: var(--accent-ink);
}

.btn-primary:hover {
  background: #f0b422;
  color: var(--accent-ink);
}

.btn-secondary {
  background: transparent;
  color: var(--text);
  border-color: var(--line);
}

.btn-secondary:hover {
  border-color: var(--muted);
  color: var(--text);
}

.hero {
  padding: 4.5rem 0 3.5rem;
  border-bottom: 1px solid var(--line);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: 3rem;
  align-items: center;
}

.kicker {
  margin: 0 0 0.85rem;
  color: var(--accent-text);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1 {
  margin: 0;
  font-size: clamp(2.2rem, 4.4vw, 3.5rem);
  line-height: 1.12;
  letter-spacing: -0.03em;
  font-weight: 600;
}

.lede {
  margin: 1.15rem 0 0;
  color: var(--muted);
  font-size: 1.15rem;
  max-width: 38rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.6rem;
}

.disclaimer {
  margin: 1.25rem 0 0;
  max-width: 38rem;
  color: var(--faint);
  font-size: 0.92rem;
}

.fact-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1.75rem;
  padding: 0;
  list-style: none;
}

.fact-row li {
  border: 1px solid var(--line);
  background: var(--bg-raised);
  color: var(--muted);
  border-radius: 999px;
  padding: 0.3rem 0.75rem;
  font-size: 0.85rem;
}

.shot {
  margin: 0;
  background: #0d1116;
  border: 1px solid var(--line);
  border-radius: 0.7rem;
  overflow: hidden;
}

.shot img {
  display: block;
  width: 100%;
  height: auto;
}

.shot figcaption {
  padding: 0.7rem 0.9rem 0.85rem;
  color: var(--faint);
  font-size: 0.82rem;
  border-top: 1px solid var(--line);
}

section {
  padding: 4.25rem 0;
  scroll-margin-top: 5rem;
}

section + section {
  border-top: 1px solid var(--line);
}

h2 {
  margin: 0 0 0.75rem;
  font-size: clamp(1.7rem, 3vw, 2.15rem);
  line-height: 1.2;
  letter-spacing: -0.02em;
  font-weight: 600;
}

.section-intro {
  margin: 0;
  max-width: 42rem;
  color: var(--muted);
}

.benefit-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  margin-top: 2rem;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: 0.7rem;
  overflow: hidden;
}

.benefit-grid article {
  background: var(--bg);
  padding: 1.4rem 1.35rem 1.5rem;
}

.benefit-grid h3,
.steps h3,
.audience h3 {
  margin: 0 0 0.4rem;
  font-size: 1.08rem;
  letter-spacing: -0.01em;
}

.benefit-grid p,
.steps p,
.audience p,
.split p {
  margin: 0;
  color: var(--muted);
}

.split {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 2.5rem;
  align-items: start;
}

.problem-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.75rem;
}

.problem-list li {
  background: var(--bg-raised);
  border: 1px solid var(--line);
  border-radius: 0.55rem;
  padding: 0.95rem 1rem;
}

.problem-list strong {
  display: block;
  font-weight: 600;
  margin-bottom: 0.2rem;
}

.problem-list span {
  color: var(--muted);
}

.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin-top: 2rem;
}

.steps article {
  background: var(--bg-raised);
  border-top: 2px solid var(--accent);
  padding: 1.1rem 1rem 1.2rem;
}

.step-no {
  display: block;
  color: var(--accent-text);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  margin-bottom: 0.45rem;
}

.media-block {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  gap: 2.25rem;
  align-items: center;
}

.media-block.reverse {
  grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
}

.media-block.reverse .copy {
  order: 2;
}

.prose h3 {
  margin: 1.35rem 0 0.35rem;
  font-size: 1.05rem;
}

.prose p {
  margin: 0.7rem 0 0;
  color: var(--muted);
}

.prose ul {
  margin: 0.7rem 0 0;
  padding-left: 1.15rem;
  color: var(--muted);
}

.prose li + li {
  margin-top: 0.35rem;
}

.audience {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-top: 1.75rem;
}

.audience article {
  border: 1px solid var(--line);
  border-radius: 0.55rem;
  padding: 1.1rem 1.1rem 1.2rem;
  background: var(--bg-raised);
}

.sample-banner {
  margin-top: 1.25rem;
  padding: 0.85rem 1rem;
  border: 1px solid #6d5310;
  background: #2a220f;
  color: #f3e2b0;
  border-radius: 0.45rem;
}

.sample-pages {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-top: 1.5rem;
}

.paper {
  margin: 0;
  background: #f7f6f2;
  border-radius: 0.4rem;
  overflow: hidden;
  border: 1px solid #d9d4ca;
}

.paper img {
  display: block;
  width: 100%;
  height: auto;
}

.paper figcaption {
  padding: 0.55rem 0.75rem 0.7rem;
  color: #3e4654;
  font-size: 0.82rem;
  background: #efece5;
}

.sample-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.25rem;
}

.faq {
  display: grid;
  gap: 0.6rem;
  margin-top: 1.5rem;
}

.faq details {
  border: 1px solid var(--line);
  border-radius: 0.5rem;
  background: var(--bg-raised);
  padding: 0.2rem 1rem;
}

.faq summary {
  cursor: pointer;
  font-weight: 600;
  padding: 0.85rem 0;
  list-style: none;
}

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

.faq summary::after {
  content: "+";
  float: right;
  color: var(--accent-text);
  font-weight: 500;
}

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

.faq details p,
.faq details li {
  color: var(--muted);
}

.faq details p:last-child,
.faq details ul:last-child {
  margin-bottom: 0.9rem;
}

.pilot {
  background: var(--bg-raised);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.pilot-inner {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 2rem;
}

.pilot p {
  margin: 0.6rem 0 0;
  max-width: 40rem;
  color: var(--muted);
}

.site-footer {
  padding: 2rem 0 2.5rem;
  color: var(--faint);
  font-size: 0.92rem;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.footer-links {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.25rem;
  margin: 0;
}

.site-footer a {
  color: var(--muted);
  display: inline-flex;
  align-items: center;
  min-height: 2.75rem;
  padding: 0.35rem 0.15rem;
}

@media (max-width: 980px) {
  .hero-grid,
  .split,
  .media-block,
  .media-block.reverse,
  .steps,
  .sample-pages,
  .benefit-grid,
  .audience {
    grid-template-columns: 1fr;
  }

  .media-block.reverse .copy {
    order: -1;
  }

  .pilot-inner {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 760px) {
  .nav-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  .nav {
    display: none;
    position: absolute;
    left: 0;
    right: 0;
    top: var(--header);
    background: #161c24;
    border-bottom: 1px solid var(--line);
    flex-direction: column;
    align-items: stretch;
    padding: 0.75rem 1rem 1rem;
    gap: 0.25rem;
  }

  .nav.is-open {
    display: flex;
  }

  .nav a {
    padding: 0.7rem 0.2rem;
    min-height: 2.75rem;
    display: flex;
    align-items: center;
  }

  .nav .btn {
    margin-top: 0.35rem;
  }

  .hero {
    padding-top: 2.5rem;
  }

  h1 {
    font-size: 2.15rem;
  }

  section {
    padding: 3rem 0;
  }
}

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