:root {
  color-scheme: dark;
  --bg: #080b11;
  --bg-alt: #0d1420;
  --panel: rgba(13, 20, 32, 0.82);
  --panel-strong: #101a29;
  --panel-soft: rgba(18, 27, 41, 0.72);
  --text: #edf3ff;
  --muted: #9cb0cc;
  --line: rgba(156, 176, 204, 0.18);
  --line-strong: rgba(156, 176, 204, 0.28);
  --accent: #78f0d4;
  --accent-strong: #4bcbb8;
  --accent-soft: rgba(120, 240, 212, 0.12);
  --rose: #ff8aa1;
  --gold: #ffd277;
  --shadow: 0 28px 80px rgba(0, 0, 0, 0.45);
  --radius-xl: 28px;
  --radius-lg: 22px;
  --radius-md: 16px;
  --mono: "SFMono-Regular", "SF Mono", Consolas, "Liberation Mono", monospace;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Iowan Old Style", "Palatino Linotype", "Book Antiqua", Palatino, serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(120, 240, 212, 0.12), transparent 24%),
    radial-gradient(circle at 85% 0%, rgba(255, 138, 161, 0.18), transparent 24%),
    linear-gradient(180deg, #0a1018 0%, var(--bg) 42%, #05070c 100%);
}

a {
  color: inherit;
}

code,
pre,
.pill,
.copy-button,
.option-label,
.card-link,
.playbook-meta span {
  font-family: var(--mono);
}

h1,
h2,
h3,
h4,
p {
  margin: 0;
}

h1 {
  line-height: 0.92;
  letter-spacing: -0.04em;
}

pre {
  margin: 0;
  overflow-x: auto;
  white-space: pre-wrap;
  word-break: break-word;
  line-height: 1.65;
  color: #d8e5ff;
  font-size: 0.92rem;
}

.hero {
  position: relative;
  overflow: hidden;
  padding: 2rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  background:
    linear-gradient(135deg, rgba(120, 240, 212, 0.12), transparent 40%),
    linear-gradient(225deg, rgba(255, 138, 161, 0.12), transparent 35%),
    var(--panel);
  backdrop-filter: blur(18px);
  box-shadow: var(--shadow);
}

.hero::after {
  content: "";
  position: absolute;
  inset: auto -4rem -5rem auto;
  width: 15rem;
  height: 15rem;
  border-radius: 999px;
  background: radial-gradient(circle, rgba(120, 240, 212, 0.2), transparent 68%);
  pointer-events: none;
}

.eyebrow {
  margin: 0 0 0.8rem;
  color: var(--accent);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-size: 0.8rem;
}

.lead {
  margin-top: 1.15rem;
  color: var(--muted);
  line-height: 1.75;
  font-size: 1.05rem;
}

.panel {
  padding: 1.4rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--panel-soft);
  box-shadow: var(--shadow);
  backdrop-filter: blur(16px);
}

.panel h2,
.panel h3 {
  letter-spacing: -0.02em;
}

.panel-copy,
.card-copy,
.step-list li,
.source-list li,
.code-note,
.section-copy {
  color: var(--muted);
  line-height: 1.72;
}

.panel-copy,
.section-copy {
  margin-top: 0.8rem;
}

.pill-row,
.source-list,
.step-list,
.prompt-actions,
.stack-list,
.tag-row,
.playbook-list,
.stack,
main {
  display: grid;
  gap: 1rem;
}

.pill-row {
  grid-template-columns: repeat(auto-fit, minmax(140px, max-content));
  margin-top: 1.4rem;
}

.pill,
.tag {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  width: fit-content;
  padding: 0.6rem 0.9rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
  font-size: 0.84rem;
}

.stack {
  margin-top: 1.5rem;
  gap: 1.25rem;
}

.prompt-card {
  background:
    linear-gradient(180deg, rgba(120, 240, 212, 0.08), transparent 18%),
    var(--panel-strong);
}

.prompt-actions {
  grid-template-columns: minmax(0, 280px);
  margin-top: 1rem;
}

.copy-button {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  min-height: 2.9rem;
  padding: 0.8rem 1rem;
  border-radius: 14px;
  border: 1px solid var(--line-strong);
  text-decoration: none;
  cursor: pointer;
  transition:
    transform 160ms ease,
    border-color 160ms ease,
    background 160ms ease;
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  color: #03201c;
  font-weight: 700;
}

.copy-button:hover,
.copy-button:focus-visible,
.card-link:hover {
  transform: translateY(-1px);
  border-color: rgba(255, 255, 255, 0.42);
}

.status-line {
  margin-top: 0.95rem;
  min-height: 1.3rem;
  color: var(--gold);
  font-size: 0.92rem;
}

.code-block {
  position: relative;
  margin-top: 1rem;
  padding: 1rem;
  border-radius: var(--radius-md);
  border: 1px solid rgba(120, 240, 212, 0.18);
  background: rgba(3, 8, 14, 0.84);
}

.section-title {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}

.inline-copy {
  padding: 0.45rem 0.7rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.04);
  color: var(--muted);
  cursor: pointer;
}

.stack-list {
  grid-template-columns: 1fr;
  margin-top: 1rem;
}

.role-card,
.option-card,
.verify-card,
.playbook-card {
  padding: 1rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.03);
}

.role-card h3,
.option-card h3,
.verify-card h3 {
  font-size: 1.05rem;
}

.card-copy {
  margin-top: 0.7rem;
  font-size: 0.95rem;
}

.option-label {
  display: inline-flex;
  width: fit-content;
  padding: 0.28rem 0.55rem;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 0.74rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.step-list,
.source-list,
.verify-card ul,
dl {
  margin: 0;
  padding-left: 1.1rem;
}

.step-list li + li,
.source-list li + li,
.verify-card li + li {
  margin-top: 0.55rem;
}

.source-list a {
  color: var(--accent);
}

.source-list a:hover {
  color: #b7ffef;
}

.footer-note {
  margin-top: 1.25rem;
  color: var(--muted);
  font-size: 0.92rem;
}

.page-shell,
.shell {
  width: min(1180px, calc(100vw - 2rem));
  margin: 0 auto;
  padding: 1rem 0 4rem;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 0.9rem 1rem 1.15rem;
}

.crumb {
  color: var(--muted);
  text-decoration: none;
}

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

body.page-playbook h1 {
  max-width: 12ch;
  font-size: clamp(3.1rem, 7vw, 5.8rem);
}

body.page-playbook .lead {
  max-width: 64ch;
}

body.page-home {
  background:
    radial-gradient(circle at top left, rgba(123, 243, 214, 0.12), transparent 22%),
    radial-gradient(circle at right top, rgba(255, 138, 161, 0.18), transparent 24%),
    linear-gradient(180deg, #0b1018 0%, #070b12 45%, #05070c 100%);
}

body.page-home code {
  font-size: 0.94em;
}

body.page-home .shell {
  width: min(1120px, calc(100vw - 2rem));
}

body.page-home .lead {
  max-width: 62ch;
  margin-top: 1.2rem;
  font-size: 1.04rem;
}

body.page-home h1 {
  max-width: 11ch;
  font-size: clamp(3rem, 7vw, 5.6rem);
}

body.page-home .tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

body.page-home .tag {
  gap: 0.4rem;
  padding: 0.6rem 0.88rem;
  background: rgba(255, 255, 255, 0.04);
  font-size: 0.88rem;
}

body.page-home .hero,
body.page-home .index-panel,
body.page-home .notes {
  border: 1px solid var(--line);
  border-radius: 28px;
  background: var(--panel);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

body.page-home .hero {
  background:
    linear-gradient(135deg, rgba(123, 243, 214, 0.1), transparent 40%),
    linear-gradient(225deg, rgba(255, 138, 161, 0.1), transparent 32%),
    var(--panel);
}

body.page-home main {
  gap: 1.5rem;
  margin-top: 1.5rem;
}

body.page-home .index-panel,
body.page-home .notes {
  padding: 1.5rem;
}

body.page-home .playbook-list {
  gap: 1rem;
  margin-top: 1.2rem;
}

body.page-home .playbook-card {
  padding: 1.2rem;
  border-radius: 22px;
  background:
    linear-gradient(135deg, rgba(123, 243, 214, 0.06), transparent 46%),
    var(--panel-strong);
}

body.page-home .card-top {
  display: flex;
  justify-content: space-between;
  align-items: start;
  gap: 1rem;
}

body.page-home .card-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.7rem;
  padding: 0.65rem 1rem;
  border-radius: 14px;
  border: 1px solid var(--line-strong);
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  color: #041f1b;
  text-decoration: none;
  font-size: 0.88rem;
  font-weight: 700;
}

body.page-home .playbook-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-top: 0.95rem;
}

body.page-home .playbook-meta span {
  padding: 0.38rem 0.65rem;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 0.82rem;
}

body.page-home dl {
  display: grid;
  grid-template-columns: max-content 1fr;
  gap: 0.45rem 0.85rem;
  margin: 1rem 0 0;
  padding-left: 0;
}

body.page-home dt {
  font-weight: 700;
}

body.page-home dd {
  margin: 0;
  color: var(--muted);
}

@media (max-width: 720px) {
  body.page-home .shell {
    width: min(100vw - 1rem, 1120px);
    padding-top: 0.5rem;
  }

  body.page-home .hero,
  body.page-home .index-panel,
  body.page-home .notes {
    padding: 1.15rem;
    border-radius: 22px;
  }

  body.page-home .card-top {
    flex-direction: column;
  }

  body.page-home dl {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .page-shell {
    width: min(100vw - 1rem, 1180px);
    padding-bottom: 2rem;
  }

  .topbar {
    padding-inline: 0.25rem;
  }

  .hero,
  .panel {
    padding: 1.1rem;
    border-radius: 20px;
  }

  body.page-playbook h1 {
    font-size: clamp(2.6rem, 15vw, 4rem);
  }

  .prompt-actions {
    grid-template-columns: 1fr;
  }
}