:root {
  --bg: #0b0917;
  --bg-alt: #110e22;
  --panel: #16132b;
  --border: #2a2545;
  --ink: #eceaf6;
  --ink-soft: #a9a3c4;
  --violet: #8b5cf6;
  --violet-soft: #c4b5fd;
  --cyan: #22d3ee;
  --wrap: 1120px;
  --radius: 16px;
  --gap: clamp(1.75rem, 4vw, 3.25rem);
  --sans: "IBM Plex Sans", system-ui, -apple-system, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
}

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

html { scroll-behavior: smooth; scroll-padding-top: 5rem; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink-soft);
  font: 400 clamp(1rem, 0.28vw + 0.95rem, 1.0625rem)/1.7 var(--sans);
  -webkit-text-size-adjust: 100%;
}

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

h1, h2, h3 {
  color: var(--ink);
  font-family: var(--sans);
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin: 0 0 .65em;
}
h1 { font-size: clamp(1.9rem, 4.4vw, 3.15rem); letter-spacing: -0.03em; }
h2 { font-size: clamp(1.5rem, 2.9vw, 2.2rem); }
h3 { font-size: clamp(1.1rem, 1.3vw, 1.3rem); margin-bottom: .5em; }
p { margin: 0 0 1.15em; }
strong { color: var(--ink); font-weight: 600; }

a { color: var(--cyan); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover, a:focus-visible { color: var(--violet-soft); }
:focus-visible { outline: 2px solid var(--cyan); outline-offset: 3px; }

ul { margin: 0 0 1.15em; padding-left: 1.15rem; }
li { margin-bottom: .5rem; }

.wrap { width: min(100% - 2rem, var(--wrap)); margin-inline: auto; }
.narrow { max-width: 56rem; }
.lede { font-size: 1.1em; color: var(--ink); }
.kicker {
  font-family: var(--mono); font-size: .75rem; letter-spacing: .16em;
  text-transform: uppercase; color: var(--violet-soft); margin: 0 0 1rem;
}
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

/* ---------- header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(11, 9, 23, .94); border-bottom: 1px solid var(--border);
  backdrop-filter: blur(8px);
}
.header-in { display: flex; align-items: center; gap: 1rem; padding: .7rem 0; }
.brand { display: flex; align-items: center; gap: .6rem; text-decoration: none; position: relative; z-index: 60; }
.brand img { width: 34px; height: 34px; }
.brand-name {
  font-family: var(--mono); font-weight: 500; font-size: 1.05rem;
  color: var(--ink); letter-spacing: -0.01em;
}

.primary-nav { margin-left: auto; }
.primary-nav ul { display: flex; flex-wrap: wrap; gap: .2rem 1.15rem; list-style: none; margin: 0; padding: 0; }
.primary-nav li { margin: 0; }
.primary-nav a {
  display: block; color: var(--ink-soft); text-decoration: none;
  font-family: var(--mono); font-size: .72rem; letter-spacing: .06em;
  text-transform: uppercase; padding: .5rem 0; white-space: nowrap;
  border-bottom: 2px solid transparent;
}
.primary-nav a:hover, .primary-nav a:focus-visible { color: var(--cyan); border-bottom-color: var(--cyan); }

.nav-toggle {
  display: none; margin-left: auto; position: relative; z-index: 60;
  width: 46px; height: 44px; border: 1px solid var(--border); border-radius: 10px;
  background: transparent; cursor: pointer;
}
.nav-toggle-bars, .nav-toggle-bars::before, .nav-toggle-bars::after {
  position: absolute; left: 50%; width: 20px; height: 2px; background: var(--ink);
  transform: translateX(-50%); transition: transform .2s, opacity .2s;
}
.nav-toggle-bars { top: 50%; margin-top: -1px; }
.nav-toggle-bars::before { content: ""; top: -6px; }
.nav-toggle-bars::after { content: ""; top: 6px; }
.nav-toggle[aria-expanded="true"] .nav-toggle-bars { background: transparent; }
.nav-toggle[aria-expanded="true"] .nav-toggle-bars::before { transform: translateX(-50%) translateY(6px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle-bars::after { transform: translateX(-50%) translateY(-6px) rotate(-45deg); }

/* ---------- hero ---------- */
.hero { padding: clamp(2.5rem, 6vw, 4.5rem) 0 clamp(2rem, 4vw, 3rem); }
.hero-in { display: grid; grid-template-columns: 1.05fr 1fr; gap: var(--gap); align-items: center; }
.hero-in > * { min-width: 0; }
.hero-media { margin: 0; }
.hero-media img { width: 100%; border-radius: var(--radius); }
.hero p:last-child { margin-bottom: 0; }

/* ---------- bands ---------- */
.band { padding: clamp(2.75rem, 6vw, 4.75rem) 0; border-top: 1px solid var(--border); }
.band-alt { background: var(--bg-alt); }

.split { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: var(--gap); align-items: center; }
.split > * { min-width: 0; }
.split-reverse .split-media { order: 2; }
.split-media { margin: 0; }
.split-media img { width: 100%; border-radius: var(--radius); }
.split-copy > :last-child, .band-copy > :last-child { margin-bottom: 0; }

.wide-media { margin: 0 0 2rem; }
.wide-media img { width: 100%; max-width: 680px; margin-inline: auto; border-radius: var(--radius); }

/* ---------- lists ---------- */
.points { list-style: none; padding: 0; margin: 1.5rem 0; display: grid; gap: 1rem; }
.points li {
  margin: 0; padding: 1.1rem 1.25rem;
  background: var(--panel); border: 1px solid var(--border);
  border-left: 3px solid var(--violet); border-radius: 12px;
}
.points li > :last-child { margin-bottom: 0; }
.points b { display: block; color: var(--ink); font-weight: 600; margin-bottom: .2rem; }

.steps { list-style: none; counter-reset: step; padding: 0; margin: 1.5rem 0; }
.steps li { counter-increment: step; margin: 0 0 1.1rem; padding-left: 3rem; position: relative; }
.steps li::before {
  content: counter(step, decimal-leading-zero);
  position: absolute; left: 0; top: .1rem;
  font-family: var(--mono); font-size: .8rem; color: var(--cyan);
  border: 1px solid var(--border); border-radius: 8px; padding: .2rem .45rem;
}
.steps b { color: var(--ink); }

.note {
  margin: 1.75rem 0 0; padding: 1.1rem 1.25rem;
  border: 1px dashed var(--border); border-radius: 12px;
  font-size: .95rem;
}
.note > :last-child { margin-bottom: 0; }

/* ---------- footer ---------- */
.site-footer {
  border-top: 1px solid var(--border); background: var(--bg-alt);
  padding: 2.25rem 0; font-size: .9rem;
}
.site-footer p { margin: 0 0 .4rem; }
.fineprint { font-family: var(--mono); font-size: .78rem; color: #7d769a; margin: 0; }

/* ---------- responsive ---------- */
@media (max-width: 1000px) {
  .nav-toggle { display: block; }
  .site-header { position: relative; }
  .header-in { position: relative; }
  .primary-nav {
    position: absolute; top: 100%; left: 0; right: 0;
    display: none; background: var(--bg-alt);
    border-bottom: 1px solid var(--border); padding: .25rem 0 1rem;
    box-shadow: 0 20px 34px rgba(0, 0, 0, .45);
  }
  .primary-nav.is-open { display: block; }
  .primary-nav ul { flex-direction: column; gap: 0; width: min(100% - 2rem, var(--wrap)); margin-inline: auto; }
  .primary-nav a { padding: .85rem 0; border-bottom: 1px solid var(--border); }
  .primary-nav li:last-child a { border-bottom: 0; }
  html { scroll-padding-top: 1rem; }
}

@media (max-width: 760px) {
  .hero-in, .split { grid-template-columns: 1fr; }
  .split-reverse .split-media { order: 0; }
  .hero-media { order: -1; }
  .steps li { padding-left: 2.6rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition-duration: .01ms !important; }
}