:root {
  --bg: #0a0a0a;
  --panel: #121212;
  --ink: #eceae4;
  --dim: #a8a394;
  --line: #2a2a28;
  --hit: #d6ff3d;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

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

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--ink);
  font: 16px/1.45 "IBM Plex Sans", "Segoe UI", sans-serif;
}

.skip {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip:focus {
  position: absolute;
  left: 12px;
  top: 12px;
  width: auto;
  height: auto;
  clip: auto;
  overflow: visible;
  z-index: 10;
  background: var(--hit);
  color: #111;
  padding: 8px 10px;
  outline: 2px solid var(--hit);
  outline-offset: 2px;
}

main:focus {
  outline: none;
}

.rail {
  position: fixed;
  inset: 0 auto 0 0;
  width: 220px;
  padding: 28px 22px;
  border-right: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  gap: 36px;
  background: var(--bg);
  z-index: 2;
}

.mark {
  margin: 0;
  font: 600 22px/1 "IBM Plex Mono", ui-monospace, monospace;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

nav {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

nav a {
  color: var(--dim);
  text-decoration: none;
  font: 500 13px/1.2 "IBM Plex Mono", ui-monospace, monospace;
  padding: 6px 0;
}

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

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

.rail-foot {
  margin-top: auto;
  color: var(--dim);
  font: 12px/1.3 "IBM Plex Mono", ui-monospace, monospace;
}

main {
  margin-left: 220px;
  padding: 48px 56px 96px;
  max-width: 1080px;
}

.hero { padding-bottom: 64px; }

.kicker {
  margin: 0 0 20px;
  color: var(--hit);
  font: 500 12px/1 "IBM Plex Mono", ui-monospace, monospace;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1 {
  margin: 0 0 28px;
  font: 500 64px/0.95 "IBM Plex Sans", "Segoe UI", sans-serif;
  letter-spacing: -0.035em;
  max-width: 14ch;
}

h1 em {
  font-style: normal;
  color: var(--dim);
  display: block;
}

.lead {
  margin: 0;
  max-width: 42rem;
  color: #c8c4b8;
  font-size: 18px;
}

.lead.tight { margin-bottom: 28px; }

.split,
.how,
.sample,
.faq,
.write {
  padding: 48px 0;
  border-top: 1px solid var(--line);
}

.split-head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 28px;
}

.split-head span,
.split-head h2 {
  margin: 0;
  font: 500 12px/1 "IBM Plex Mono", ui-monospace, monospace;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.split-head span { color: var(--hit); }
.split-head h2 { color: var(--ink); }

.grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

article {
  background: var(--panel);
  padding: 22px 22px 18px;
  min-height: 200px;
  display: flex;
  flex-direction: column;
  border: 1px solid var(--line);
}

.tag {
  margin: 0 0 18px;
  color: var(--hit);
  font: 500 11px/1 "IBM Plex Mono", ui-monospace, monospace;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

article .tag { color: var(--hit); }

h3 {
  margin: 0 0 8px;
  font: 500 22px/1.15 "IBM Plex Sans", sans-serif;
}

article p {
  margin: 0;
  color: var(--dim);
}

.price {
  margin-top: auto !important;
  padding-top: 24px;
  color: var(--ink) !important;
  font: 500 22px/1 "IBM Plex Mono", ui-monospace, monospace;
}

.fine {
  margin: 20px 0 0;
  color: var(--dim);
  font: 13px/1.45 "IBM Plex Mono", ui-monospace, monospace;
}

.how ol {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.how li {
  margin: 0;
  padding: 20px;
  background: var(--panel);
  border: 1px solid var(--line);
  font-size: 16px;
}

.how b {
  display: block;
  margin-bottom: 8px;
  color: var(--hit);
  font: 500 11px/1 "IBM Plex Mono", ui-monospace, monospace;
}

.faq dl {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.faq dl > div {
  margin: 0;
  padding: 20px;
  background: var(--panel);
  border: 1px solid var(--line);
}

.faq dt {
  margin: 0 0 8px;
  color: var(--hit);
  font: 500 12px/1.35 "IBM Plex Mono", ui-monospace, monospace;
}

.faq dd {
  margin: 0;
  color: var(--ink);
  font-size: 16px;
}

.lyric {
  background: var(--panel);
  padding: 22px 22px 28px;
  border: 1px solid var(--line);
  max-width: 42rem;
  min-height: 0;
}

.lyric + .lyric {
  margin-top: 28px;
}

.lyric-body {
  margin-top: 20px;
}

.lyric-body p {
  margin: 0 0 18px;
  color: var(--ink);
  font: 16px/1.55 "IBM Plex Sans", "Segoe UI", sans-serif;
}

.lyric-body .part {
  margin: 22px 0 8px;
  color: var(--hit);
  font: 500 11px/1 "IBM Plex Mono", ui-monospace, monospace;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.lyric-body .part:first-child { margin-top: 0; }

form {
  display: grid;
  gap: 16px;
  max-width: 720px;
}

.pair {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

label {
  display: grid;
  gap: 8px;
  font: 500 12px/1 "IBM Plex Mono", ui-monospace, monospace;
  color: var(--dim);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  background: #080808;
  color: var(--ink);
  font: 16px/1.4 "IBM Plex Sans", sans-serif;
  padding: 12px 12px;
  border-radius: 0;
  text-transform: none;
  letter-spacing: 0;
}

input::placeholder,
textarea::placeholder {
  color: #8f8b7e;
  opacity: 1;
}

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

input[aria-invalid="true"],
select[aria-invalid="true"],
textarea[aria-invalid="true"] {
  border-color: var(--hit);
}

button {
  justify-self: start;
  border: 0;
  background: var(--hit);
  color: #111;
  font: 600 13px/1 "IBM Plex Mono", ui-monospace, monospace;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 14px 18px;
  min-height: 44px;
  cursor: pointer;
}

button:hover { filter: brightness(1.08); }

button:focus-visible {
  outline: 2px solid var(--hit);
  outline-offset: 3px;
  filter: brightness(1.08);
}

.form-error { color: var(--hit); margin: 0; }

code {
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  color: var(--ink);
}

@media (max-width: 860px) {
  .rail {
    position: sticky;
    top: 0;
    width: auto;
    inset: auto;
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 16px 20px;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .mark { font-size: 16px; }
  .mark br { display: none; }
  .mark { white-space: nowrap; }
  .rail-foot { display: none; }

  nav { flex-direction: row; gap: 14px; flex-wrap: wrap; }

  main {
    margin-left: 0;
    padding: 32px 20px 72px;
  }

  h1 { font-size: 40px; }

  .grid,
  .how ol,
  .faq dl,
  .pair { grid-template-columns: 1fr; }

  article { min-height: 0; }
}