:root {
  --bg: #f7f7f4;
  --ink: #101010;
  --muted: #585858;
  --line: #d8d8d2;
  --panel: #ffffff;
  --inline-code: #ebebe5;
  --code-pointer-bg: #f0f0ea;
  --topbar-bg: rgba(247, 247, 244, 0.96);
  --lede: #2c2c2c;
  --pink: rgb(232, 126, 173);
  --blue: rgb(112, 188, 198);
  --accent-ink: #101010;
  --code: #201d1a;
  --code-text: #f5f5ef;
  --sidebar: 17rem;
  --topbar: 4.5rem;
}

* {
  box-sizing: border-box;
}

.archived {
  display: none !important;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.5;
}

button,
a {
  font: inherit;
}

code,
pre {
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}

p code,
li code,
summary code {
  background: var(--inline-code);
  border: 1px solid var(--line);
  padding: 0.05rem 0.25rem;
  font-size: 0.92em;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 30;
  height: var(--topbar);
  min-height: var(--topbar);
  max-height: var(--topbar);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0 1.25rem;
  border-bottom: 2px solid var(--ink);
  background: var(--topbar-bg);
  backdrop-filter: blur(10px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  min-width: 0;
  color: var(--ink);
  text-decoration: none;
  font-weight: 800;
}

.brand span:last-child {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.brand-mark {
  flex: 0 0 auto;
  width: 1.7rem;
  height: 1.7rem;
  display: inline-block;
  border: 3px solid var(--ink);
  background:
    linear-gradient(90deg, transparent 45%, var(--ink) 45% 55%, transparent 55%),
    linear-gradient(0deg, var(--pink) 0 48%, var(--blue) 48% 100%);
}

.sidebar {
  position: fixed;
  top: var(--topbar);
  bottom: 0;
  left: 0;
  width: var(--sidebar);
  padding: 1.25rem;
  border-right: 2px solid var(--ink);
  background: var(--panel);
  overflow: auto;
}

.timebox {
  border: 2px solid var(--ink);
  padding: 0.9rem;
  margin-bottom: 1rem;
  background: var(--pink);
  color: var(--accent-ink);
}

.timebox span,
.section-label,
.kicker {
  display: block;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 850;
  letter-spacing: 0;
  text-transform: uppercase;
}

.timebox strong {
  display: block;
  font-size: 1.35rem;
  line-height: 1.05;
}

.section-nav {
  display: grid;
  gap: 0.35rem;
}

.section-nav a {
  display: grid;
  align-items: center;
  color: var(--ink);
  text-decoration: none;
}

.nav-main {
  grid-template-columns: 2.5rem 1fr;
  min-height: 2.6rem;
  border-bottom: 1px solid var(--line);
  font-weight: 800;
}

.nav-main.active,
.nav-main.parent-active {
  color: var(--ink);
  border-bottom-color: var(--blue);
}

.nav-main.active span,
.nav-main.parent-active span {
  color: var(--blue);
}

.section-nav span {
  color: var(--muted);
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 0.85rem;
}

.nav-subgroup {
  display: grid;
  gap: 0.2rem;
  margin: 0.15rem 0 0.75rem 2.5rem;
  padding-left: 0.65rem;
  border-left: 0.25rem solid var(--pink);
}

.nav-sub {
  min-height: 1.95rem;
  padding: 0.2rem 0.45rem;
  border-bottom: 1px solid transparent;
  color: var(--muted);
  font-size: 0.88rem;
  font-weight: 760;
}

.nav-sub.active {
  color: var(--ink);
  border-bottom-color: var(--blue);
}

main {
  margin-left: var(--sidebar);
}

.slide,
.exercise {
  min-height: calc(100vh - var(--topbar));
  padding: clamp(2rem, 5vw, 5rem);
  border-bottom: 2px solid var(--ink);
  scroll-margin-top: var(--topbar);
}

.opening {
  display: grid;
  align-content: center;
  min-height: calc(100vh - var(--topbar));
  background:
    linear-gradient(90deg, var(--pink) 0 0.45rem, transparent 0.45rem),
    linear-gradient(0deg, transparent calc(100% - 0.45rem), var(--blue) calc(100% - 0.45rem));
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 12ch;
  margin-bottom: 1rem;
  font-size: clamp(3.4rem, 8vw, 7.6rem);
  line-height: 0.92;
  letter-spacing: 0;
}

h2 {
  max-width: 16ch;
  margin-bottom: 1.5rem;
  font-size: clamp(2.6rem, 5.8vw, 5.8rem);
  line-height: 0.98;
  letter-spacing: 0;
}

.area-slide h2 {
  max-width: 22ch;
  margin-bottom: 1rem;
  font-size: clamp(2.1rem, 4.2vw, 4.2rem);
  line-height: 1.04;
}

.exercise h2 {
  max-width: 20ch;
  font-size: clamp(2.25rem, 4.6vw, 4.8rem);
}

h3 {
  margin-bottom: 0.5rem;
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0;
}

.lede {
  max-width: 48rem;
  font-size: clamp(1.25rem, 2.2vw, 2rem);
  color: var(--lede);
}

.presenter {
  margin-top: 1.25rem;
  font-size: clamp(1rem, 1.35vw, 1.3rem);
  font-weight: 500;
}

.title-slide h1 {
  max-width: 13ch;
}

.title-slide .kicker {
  margin-bottom: 0.9rem;
}

.title-slide .lede {
  max-width: 42rem;
  margin-bottom: 0;
  font-size: clamp(1.25rem, 2vw, 1.8rem);
  font-weight: 500;
}

.title-slide .presenter {
  color: var(--muted);
}

.quick-start {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-top: 2rem;
}

.quick-start a {
  display: inline-flex;
  align-items: center;
  min-height: 3rem;
  border: 2px solid var(--ink);
  padding: 0.5rem 1rem;
  color: var(--ink);
  background: var(--panel);
  text-decoration: none;
  font-weight: 850;
}

.quick-start a:first-child {
  background: var(--blue);
  color: var(--accent-ink);
}

.big-list {
  display: grid;
  gap: 0.65rem;
  max-width: 64rem;
  padding: 0;
  margin: 0 0 2rem;
  list-style: none;
  font-size: clamp(1.5rem, 3.1vw, 3rem);
  line-height: 1.12;
  font-weight: 780;
}

.area-intro {
  max-width: 62rem;
  margin-bottom: 1.5rem;
  font-size: clamp(1.15rem, 1.8vw, 1.65rem);
  line-height: 1.35;
  color: var(--lede);
}

.exercise-copy {
  max-width: 58rem;
  margin: 0 0 1rem;
  font-size: clamp(1rem, 1.25vw, 1.2rem);
  line-height: 1.5;
  color: var(--ink);
}

.exercise-copy code {
  font-size: 0.95em;
}

.config-followup {
  margin-top: 1.5rem;
}

.panel-followup {
  margin-top: 1.5rem;
}

.step-block {
  margin: 1.2rem 0 1.5rem;
}

.step-label {
  max-width: 52rem;
  margin-bottom: 0.65rem;
  font-size: clamp(1rem, 1.45vw, 1.32rem);
  line-height: 1.35;
  color: var(--ink);
}

.step-label code {
  font-size: 0.95em;
}

.area-list {
  max-width: 62rem;
  padding-left: 1.4rem;
  margin: 0 0 1.5rem;
  list-style: disc;
  font-size: clamp(1.05rem, 1.55vw, 1.45rem);
  line-height: 1.42;
  font-weight: 450;
}

.area-list li {
  padding-left: 0.25rem;
  margin: 0.28rem 0;
  border-left: 0;
}

.area-list li::marker {
  color: var(--pink);
}

.code-map {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.9rem;
  max-width: 76rem;
  margin-top: 2rem;
}

.code-map-column {
  border: 2px solid var(--ink);
  background: var(--panel);
  padding: 1rem;
}

.code-map-column:nth-child(1) {
  border-top: 0.45rem solid var(--blue);
}

.code-map-column:nth-child(2) {
  border-top: 0.45rem solid var(--pink);
}

.code-map-column:nth-child(3) {
  border-top: 0.45rem solid var(--ink);
}

.code-map-column h3 {
  margin-bottom: 0.65rem;
  font-size: clamp(1.2rem, 1.8vw, 1.8rem);
  text-transform: none;
}

.code-map-column p {
  min-height: 5.4rem;
  margin-bottom: 1rem;
  color: var(--lede);
  font-size: clamp(0.98rem, 1.2vw, 1.15rem);
  line-height: 1.35;
}

.code-map .path-grid {
  margin-top: 0;
}

#map {
  display: flex;
  flex-direction: column;
  height: calc(100vh - var(--topbar));
  overflow: hidden;
}

.slide-image,
.code-map-image {
  display: block;
  flex: 1 1 auto;
  min-height: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: left top;
  margin-top: 1rem;
}

#wallet-hd {
  display: flex;
  flex-direction: column;
  height: calc(100vh - var(--topbar));
  overflow: hidden;
}

#wallet-overview {
  display: flex;
  flex-direction: column;
  height: calc(100vh - var(--topbar));
  overflow: hidden;
}

#wallet-evolution {
  display: flex;
  flex-direction: column;
  height: calc(100vh - var(--topbar));
  overflow: hidden;
}

.wallet-basics-image {
  max-width: 74rem;
  align-self: flex-start;
}

.hd-wallet-image {
  max-width: 74rem;
  align-self: flex-start;
}

.wallet-evolution-image {
  flex: 1 1 auto;
  width: 100%;
  max-width: none;
  min-height: 18rem;
  height: min(46vh, 32rem);
  margin: 0 0 1rem;
  object-position: center;
  align-self: stretch;
}

#closing {
  display: flex;
  flex-direction: column;
  height: calc(100vh - var(--topbar));
  overflow: hidden;
}

.closing-image {
  flex: 1 1 auto;
  width: 100%;
  max-width: none;
  min-height: 0;
  height: 100%;
  margin-top: 1.5rem;
  object-position: center bottom;
}

.image-credit {
  margin: 0.5rem 0 0;
  color: var(--muted);
  font-size: clamp(0.78rem, 0.9vw, 0.9rem);
  font-weight: 650;
}

.big-list li {
  padding-left: 1.1rem;
  border-left: 0.4rem solid var(--pink);
}

.project-definition {
  max-width: 62rem;
  margin: 0 0 1.5rem;
  font-size: clamp(1.15rem, 1.8vw, 1.65rem);
  line-height: 1.35;
  font-weight: 500;
  color: var(--lede);
}

.project-facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.8rem;
  max-width: 72rem;
}

.project-facts div {
  border: 2px solid var(--ink);
  background: var(--panel);
  padding: 0.9rem 1rem;
}

.project-facts div:first-child {
  background: color-mix(in srgb, var(--blue) 14%, var(--panel));
}

.project-facts div:nth-child(2) {
  background: color-mix(in srgb, var(--pink) 14%, var(--panel));
}

.project-facts strong,
.project-facts span {
  display: block;
}

.project-facts strong {
  margin-bottom: 0.35rem;
  font-size: clamp(0.85rem, 1vw, 0.95rem);
  text-transform: uppercase;
}

.project-facts span {
  color: var(--lede);
  font-size: clamp(1rem, 1.25vw, 1.16rem);
  line-height: 1.32;
}

.tool-list {
  font-size: clamp(1rem, 1.45vw, 1.35rem);
}

.path-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  max-width: 64rem;
  margin-top: 2rem;
}

.path-grid code,
.split-callout code {
  display: inline-flex;
  align-items: center;
  min-height: 2.35rem;
  border: 2px solid var(--ink);
  background: var(--panel);
  padding: 0.35rem 0.65rem;
  font-size: clamp(0.85rem, 1.25vw, 1.05rem);
  font-weight: 800;
}

.file-panel {
  display: grid;
  gap: 0.85rem;
  max-width: 64rem;
  margin-top: 0.45rem;
  border: 2px solid var(--ink);
  background: var(--panel);
  padding: 1rem;
}

.file-panel-label {
  max-width: 64rem;
  margin: 0.2rem 0 0;
  font-size: clamp(0.9rem, 1.05vw, 1.05rem);
  font-weight: 850;
  line-height: 1.2;
  text-transform: uppercase;
}

.command-list-label {
  margin-top: 1.5rem;
}

.file-panel div {
  display: grid;
  grid-template-columns: minmax(14rem, 0.46fr) 1fr;
  gap: 0.75rem;
  align-items: start;
  padding-bottom: 0.85rem;
  border-bottom: 1px solid var(--line);
}

.file-panel div:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.file-panel div > code {
  font-size: clamp(0.82rem, 1.05vw, 0.98rem);
  font-weight: 850;
}

.file-panel span {
  color: var(--lede);
  font-size: clamp(0.95rem, 1.15vw, 1.1rem);
  line-height: 1.35;
}

.file-panel span code {
  background: var(--inline-code);
  border: 1px solid var(--line);
  padding: 0.05rem 0.25rem;
  font-size: 0.9em;
}

.os-code {
  max-width: 68rem;
  margin-top: 1rem;
}

.os-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-bottom: 0.65rem;
}

.os-tabs button {
  min-height: 2.25rem;
  border: 2px solid var(--ink);
  background: var(--panel);
  color: var(--ink);
  padding: 0.35rem 0.75rem;
  cursor: pointer;
  font-weight: 800;
}

.os-tabs button.active {
  background: var(--blue);
  color: var(--accent-ink);
}

.os-pane {
  display: none;
}

.os-pane.active {
  display: block;
}

.split-callout {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
  max-width: 54rem;
  margin-top: 1.5rem;
}

.split-callout div {
  border: 2px solid var(--ink);
  background: var(--panel);
  padding: 0.9rem;
}

.split-callout strong,
.split-callout span {
  display: block;
}

.split-callout span {
  margin-top: 0.5rem;
  color: var(--muted);
  font-weight: 750;
}

.timeline-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.75rem;
  max-width: 76rem;
  margin-top: 0.25rem;
}

.timeline-grid > div {
  min-height: 0;
  border: 0;
  background: transparent;
  padding: 0;
}

.timeline-grid h3 {
  margin-bottom: 0.35rem;
  color: var(--pink);
  font-size: clamp(1.05rem, 1.45vw, 1.35rem);
  text-transform: none;
}

.timeline-grid p {
  margin: 0;
  color: var(--lede);
  font-size: clamp(0.93rem, 1.08vw, 1rem);
  line-height: 1.38;
}

.wallet-visual {
  display: grid;
  grid-template-columns: minmax(10rem, 1fr) 2.5rem minmax(11rem, 1.1fr) 2.5rem minmax(10rem, 1fr);
  align-items: stretch;
  gap: 0.65rem;
  max-width: 76rem;
  margin: 1rem 0 1.4rem;
}

.wallet-box,
.wallet-stack,
.wallet-branches {
  border: 2px solid var(--ink);
  background: var(--panel);
  padding: 0.85rem;
}

.wallet-box {
  display: grid;
  align-content: center;
  gap: 0.45rem;
  min-height: 7.5rem;
}

.wallet-box strong,
.wallet-box span,
.wallet-box code {
  display: block;
}

.wallet-box strong {
  font-size: clamp(1.05rem, 1.55vw, 1.35rem);
}

.wallet-box span {
  color: var(--lede);
  font-weight: 750;
  line-height: 1.3;
}

.wallet-box code {
  width: fit-content;
  font-size: clamp(1rem, 1.45vw, 1.25rem);
}

.wallet-arrow {
  display: grid;
  place-items: center;
  color: var(--pink);
  font-size: clamp(1.9rem, 3vw, 2.7rem);
  font-weight: 900;
}

.wallet-stack,
.wallet-branches {
  display: grid;
  gap: 0.45rem;
}

.wallet-stack span,
.wallet-branches span {
  display: grid;
  place-items: center;
  min-height: 2rem;
  border: 2px solid var(--ink);
  background: var(--code);
  color: var(--code-text);
  padding: 0.3rem 0.55rem;
  font-weight: 850;
}

.legacy-wallet-visual {
  max-width: 34rem;
  margin: 1rem 0 1.4rem;
}

.legacy-wallet-box {
  border: 2px solid var(--ink);
  background: color-mix(in srgb, var(--pink) 18%, var(--panel));
  padding: 1rem;
}

.legacy-wallet-title {
  margin-bottom: 0.8rem;
  border: 2px solid var(--ink);
  background: var(--pink);
  color: var(--accent-ink);
  padding: 0.6rem 0.75rem;
  font-size: clamp(1.1rem, 1.7vw, 1.45rem);
  font-weight: 850;
}

.legacy-key-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.55rem;
}

.legacy-key-grid span {
  border: 2px solid var(--ink);
  background: var(--code);
  color: var(--code-text);
  padding: 0.55rem 0.75rem;
  text-align: center;
  font-weight: 850;
}

.backup-comparison {
  display: grid;
  grid-template-columns: minmax(24rem, 1fr) minmax(24rem, 1fr);
  gap: clamp(1.6rem, 2.6vw, 2.4rem);
  max-width: 76rem;
  margin: clamp(1.8rem, 4vh, 2.8rem) 0 1rem;
  align-items: stretch;
}

.backup-column {
  border: 2px solid var(--ink);
  background: var(--panel);
  padding: clamp(1.25rem, 2vw, 1.75rem);
  display: flex;
  flex-direction: column;
  gap: clamp(0.85rem, 1.35vw, 1.15rem);
}

.backup-column h3 {
  margin: 0;
  font-size: clamp(1.35rem, 2.1vw, 1.9rem);
  line-height: 1.05;
}

.backup-seed {
  background: #edf3f4;
}

.backup-core {
  background: color-mix(in srgb, var(--pink) 8%, var(--panel));
}

.backup-model-intro {
  margin: 0 0 0.25rem;
  max-width: 32rem;
  color: var(--lede);
  font-size: clamp(1rem, 1.18vw, 1.12rem);
  font-weight: 760;
  line-height: 1.32;
}

.bip39-phrase {
  counter-reset: seed-word;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  column-gap: clamp(1rem, 2vw, 1.8rem);
  row-gap: 0.5rem;
  margin: 0.35rem 0 0;
  padding: clamp(1rem, 1.8vw, 1.35rem);
  list-style: none;
  border: 2px solid var(--ink);
  background: #fbfdfd;
}

.bip39-phrase li {
  counter-increment: seed-word;
  display: grid;
  grid-template-columns: 2ch minmax(0, 1fr);
  gap: 0.55rem;
  align-items: baseline;
  min-width: 0;
  color: var(--muted);
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-size: clamp(0.82rem, 1vw, 0.95rem);
  font-weight: 750;
  line-height: 1.45;
}

.bip39-phrase li::before {
  content: counter(seed-word, decimal-leading-zero);
  color: color-mix(in srgb, var(--muted) 72%, white);
  font-size: 0.74em;
}

.bip39-phrase span {
  min-width: 0;
  color: var(--ink);
  overflow-wrap: anywhere;
}

.bip39-facts {
  display: grid;
  gap: 0;
  margin: 0.2rem 0 0;
  padding: 0;
}

.bip39-facts div {
  display: grid;
  grid-template-columns: minmax(7rem, 0.7fr) minmax(0, 1fr);
  gap: 1rem;
  padding: 0.7rem 0;
  border-top: 1px solid var(--line);
}

.bip39-facts dt,
.bip39-facts dd {
  margin: 0;
  line-height: 1.28;
}

.bip39-facts dt {
  color: var(--muted);
  font-size: clamp(0.78rem, 0.88vw, 0.86rem);
  font-weight: 850;
  text-transform: uppercase;
}

.bip39-facts dd {
  color: var(--lede);
  font-size: clamp(0.96rem, 1.08vw, 1.05rem);
  font-weight: 780;
}

.bip39-facts div:first-child {
  border-top: 0;
}

.core-backup-stack {
  display: grid;
  gap: clamp(0.85rem, 1.4vw, 1.1rem);
  margin-bottom: 0;
}

.core-backup-stack div {
  display: grid;
  gap: 0.4rem;
  border: 2px solid var(--ink);
  background: var(--panel);
  padding: clamp(0.85rem, 1.4vw, 1.05rem) clamp(0.95rem, 1.5vw, 1.2rem);
}

.core-backup-stack strong {
  font-size: clamp(0.98rem, 1.2vw, 1.08rem);
  line-height: 1.2;
}

.core-backup-stack span,
.core-backup-stack em {
  color: var(--lede);
  font-size: clamp(0.88rem, 1vw, 0.98rem);
  font-style: normal;
  line-height: 1.28;
}

.core-backup-stack code {
  background: var(--inline-code);
  border: 1px solid var(--line);
  padding: 0.05rem 0.25rem;
  font-size: 0.92em;
}

.backup-note {
  margin: 0;
  color: var(--ink);
  font-size: clamp(0.95rem, 1.1vw, 1.05rem);
  font-weight: 780;
  line-height: 1.3;
}

.backup-takeaway {
  max-width: 76rem;
  margin: 0;
  border-left: 0.45rem solid var(--blue);
  padding: 0.55rem 0 0.55rem 0.9rem;
  font-size: clamp(1.05rem, 1.45vw, 1.35rem);
  font-weight: 780;
}

.script-fanout {
  display: grid;
  grid-template-columns: minmax(12rem, 0.8fr) 2.5rem minmax(0, 2.4fr);
  gap: 0.65rem;
  align-items: center;
  max-width: 78rem;
  margin-top: 1.4rem;
}

.script-key,
.script-templates > div {
  border: 2px solid var(--ink);
  background: var(--panel);
  padding: 0.9rem;
}

.script-key {
  display: grid;
  gap: 0.7rem;
  min-height: 10rem;
  align-content: center;
  background: var(--blue);
  color: var(--accent-ink);
}

.script-key strong {
  font-size: clamp(1.15rem, 1.8vw, 1.65rem);
}

.script-key code {
  width: fit-content;
  background: var(--code);
  color: var(--code-text);
  padding: 0.35rem 0.55rem;
  font-size: clamp(0.9rem, 1.15vw, 1.05rem);
}

.script-templates {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.75rem;
}

.script-templates h3 {
  margin-bottom: 0.55rem;
  font-size: clamp(1rem, 1.35vw, 1.25rem);
  text-transform: none;
}

.script-templates pre {
  min-height: 5.5rem;
  margin: 0;
  background: var(--code);
  color: var(--code-text);
  padding: 0.65rem;
  overflow: auto;
  font-size: clamp(0.72rem, 0.9vw, 0.9rem);
  line-height: 1.35;
}

.descriptor-example {
  max-width: 78rem;
  margin: 1rem 0 1.1rem;
  background: var(--code);
  color: var(--code-text);
  border: 2px solid var(--ink);
  padding: 0.85rem;
  overflow-wrap: anywhere;
  white-space: pre-wrap;
  font-size: clamp(0.72rem, 1vw, 0.92rem);
  line-height: 1.35;
}

.descriptor-example-compact {
  font-size: clamp(0.68rem, 0.9vw, 0.84rem);
  line-height: 1.3;
}

.descriptor-label {
  margin-bottom: 0.55rem;
}

.descriptor-table-wrap {
  max-width: 78rem;
  overflow-x: auto;
}

.descriptor-table {
  width: 100%;
  min-width: 46rem;
  border-collapse: collapse;
  background: var(--panel);
  border: 2px solid var(--ink);
  font-size: clamp(0.82rem, 1vw, 0.98rem);
}

.descriptor-table th,
.descriptor-table td {
  border: 1px solid var(--line);
  padding: 0.55rem 0.7rem;
  vertical-align: top;
}

.descriptor-table th {
  background: var(--blue);
  color: var(--accent-ink);
  text-align: left;
  font-weight: 850;
}

.descriptor-table td:first-child {
  width: 11rem;
  font-weight: 850;
}

.descriptor-table code {
  background: var(--inline-code);
  border: 1px solid var(--line);
  padding: 0.05rem 0.25rem;
  font-size: 0.92em;
}

.wallet-rpc-table {
  min-width: 38rem;
}

.command-code {
  max-width: 78rem;
  margin: 0.9rem 0 1.2rem;
  font-size: clamp(0.78rem, 1.05vw, 0.95rem);
}

.rpc-options {
  display: grid;
  gap: 0.75rem;
  max-width: 78rem;
  margin-top: 0.45rem;
  border: 2px solid var(--ink);
  background: var(--panel);
  padding: 0.9rem;
}

.rpc-options div {
  display: grid;
  grid-template-columns: minmax(12rem, 0.34fr) 1fr;
  gap: 0.75rem;
  align-items: start;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--line);
}

.rpc-options div:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.rpc-options div > code {
  width: fit-content;
  background: var(--inline-code);
  border: 1px solid var(--line);
  padding: 0.05rem 0.25rem;
  font-size: clamp(0.82rem, 1vw, 0.95rem);
  font-weight: 850;
}

.rpc-options span {
  color: var(--lede);
  font-size: clamp(0.95rem, 1.1vw, 1.05rem);
  line-height: 1.35;
}

.rpc-options span code {
  background: var(--inline-code);
  border: 1px solid var(--line);
  padding: 0.05rem 0.25rem;
  font-size: 0.9em;
}

.raw-steps {
  display: grid;
  max-width: 78rem;
  border: 2px solid var(--ink);
  background: var(--panel);
  padding: 0.95rem;
}

.raw-steps > div {
  display: grid;
  grid-template-columns: minmax(8rem, 0.24fr) 1fr;
  gap: 0.8rem;
  align-items: start;
  padding-bottom: 0.85rem;
  margin-bottom: 0.85rem;
  border-bottom: 1px solid var(--line);
}

.raw-steps > div:last-child {
  padding-bottom: 0;
  margin-bottom: 0;
  border-bottom: 0;
}

.raw-steps h3 {
  margin: 0;
  font-size: clamp(1rem, 1.3vw, 1.2rem);
  text-transform: none;
}

.raw-steps .code {
  grid-column: 2;
  margin: 0 0 0.45rem;
  font-size: clamp(0.68rem, 0.9vw, 0.86rem);
}

.raw-steps p {
  grid-column: 2;
  margin: 0;
  color: var(--lede);
  font-size: clamp(0.9rem, 1vw, 1rem);
  line-height: 1.35;
}

.descriptor-table-wrap + .step-label,
.raw-steps + .step-label {
  margin-top: 0.85rem;
}

.wallet-branches {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

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

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

.accent-blue span,
.accent-pink span {
  color: var(--accent-ink);
}

.job-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.85rem;
  max-width: 68rem;
}

.job-grid div {
  display: grid;
  grid-template-columns: 3rem 1fr;
  gap: 0.85rem;
  align-items: center;
  min-height: 7rem;
  border: 2px solid var(--ink);
  background: var(--panel);
  padding: 1rem;
}

.job-grid span {
  display: grid;
  place-items: center;
  width: 3rem;
  height: 3rem;
  background: var(--blue);
  color: var(--accent-ink);
  font-weight: 900;
}

.job-grid p {
  margin: 0;
  font-size: clamp(1rem, 1.55vw, 1.45rem);
  line-height: 1.25;
  font-weight: 650;
}

.goal-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 0.75rem;
  max-width: 76rem;
}

.exercise-choice-grid {
  grid-template-columns: 1fr;
  max-width: 54rem;
}

.goal-grid > div {
  min-height: 11rem;
  border: 2px solid var(--ink);
  background: var(--panel);
  padding: 0.9rem;
}

.goal-grid h3 {
  font-size: clamp(1rem, 1.55vw, 1.45rem);
  text-transform: none;
}

.goal-grid p {
  margin: 0;
  color: var(--lede);
  font-size: clamp(0.92rem, 1.15vw, 1.08rem);
  line-height: 1.35;
}

.diagram {
  display: grid;
  grid-template-columns: minmax(8rem, 12rem) minmax(7rem, 9rem) minmax(10rem, 14rem);
  align-items: center;
  gap: 0.6rem;
  max-width: 52rem;
  margin-top: 2rem;
}

.diagram > div,
.diagram > span,
.derivation,
.flow span,
.command-cloud span {
  border: 2px solid var(--ink);
  background: var(--panel);
  padding: 0.8rem;
  font-weight: 800;
  text-align: center;
}

.diagram > span {
  background: var(--blue);
  color: var(--accent-ink);
}

.diagram .daemon {
  background: var(--pink);
  color: var(--accent-ink);
}

.branches {
  grid-column: 3;
  display: grid;
  gap: 0.5rem;
  background: transparent;
  border: 0;
  padding: 0;
}

.branches b {
  display: block;
  border: 2px solid var(--ink);
  background: var(--panel);
  padding: 0.65rem;
  font-size: 0.9rem;
}

.exercise-grid,
.block-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  margin: 1rem 0;
}

.callout,
.inspect {
  border: 2px solid var(--ink);
  background: var(--panel);
  padding: 1rem;
  margin: 1rem 0;
}

.checkpoint {
  background: color-mix(in srgb, var(--blue) 24%, var(--panel));
}

.expected {
  border-left: 0.6rem solid var(--blue);
}

.stuck {
  border-left: 0.6rem solid var(--pink);
}

.code-pointers {
  background: var(--code-pointer-bg);
}

.code {
  position: relative;
  margin: 1rem 0;
  padding: 1rem;
  overflow: auto;
  border: 2px solid var(--ink);
  background: var(--code);
  color: var(--code-text);
  font-size: clamp(0.82rem, 1.3vw, 1rem);
  line-height: 1.45;
}

.code code {
  display: block;
  max-width: 100%;
  white-space: pre;
}

.derivation {
  display: grid;
  gap: 0.5rem;
  max-width: 34rem;
  text-align: left;
}

.derivation code {
  font-size: clamp(1.25rem, 2.6vw, 2rem);
}

.derivation span {
  border-top: 1px solid var(--line);
  padding-top: 0.45rem;
}

.flow {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  max-width: 62rem;
}

.flow span {
  background: var(--panel);
}

.flow span:nth-child(2n) {
  background: var(--blue);
  color: var(--accent-ink);
}

details summary {
  cursor: pointer;
  font-weight: 850;
  font-size: 1.15rem;
}

.optional-section details {
  border: 2px solid var(--ink);
  background: var(--panel);
  padding: 1rem;
  margin: 1rem 0;
}

.optional-code {
  border-color: var(--blue);
}

.command-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  max-width: 62rem;
}

.command-cloud span {
  background: var(--blue);
  color: var(--accent-ink);
  text-align: left;
}

@media (max-width: 980px) {
  :root {
    --sidebar: 0rem;
  }

  .sidebar {
    position: static;
    width: auto;
    border-right: 0;
    border-bottom: 2px solid var(--ink);
  }

  main {
    margin-left: 0;
  }

  .section-nav {
    grid-template-columns: 1fr;
  }

  .project-facts,
  .exercise-grid,
  .block-row,
  .diagram,
  .wallet-visual,
  .backup-comparison,
  .script-fanout,
  .split-callout {
    grid-template-columns: 1fr;
  }

  .wallet-arrow {
    min-height: 2rem;
    transform: rotate(90deg);
  }

  .timeline-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .code-map {
    grid-template-columns: 1fr;
  }

  .code-map-column p {
    min-height: 0;
  }

  .file-panel div {
    grid-template-columns: 1fr;
  }

  .rpc-options div,
  .raw-steps > div {
    grid-template-columns: 1fr;
  }

  .raw-steps .code,
  .raw-steps p {
    grid-column: auto;
  }

  .goal-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .branches {
    grid-column: auto;
  }
}

@media (max-width: 620px) {
  .topbar {
    padding: 0 0.8rem;
  }

  .slide,
  .exercise {
    padding: 1.25rem;
  }

  .section-nav {
    grid-template-columns: 1fr;
  }

  .big-list {
    font-size: 1.35rem;
  }

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

  .script-templates {
    grid-template-columns: 1fr;
  }

  .bip39-phrase,
  .bip39-facts div {
    grid-template-columns: 1fr;
  }

  .bip39-facts div {
    gap: 0.25rem;
  }

  .job-grid div {
    grid-template-columns: 2.5rem 1fr;
  }

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

  h1 {
    font-size: 3.1rem;
  }

  h2,
  .exercise h2 {
    font-size: 2.25rem;
  }
}