:root {
  --ink: #e8eef7;
  --muted: #9aa8bc;
  --green: #3dcb7a;
  --green-deep: #1f9a56;
  --panel: #121418;
  --line: #2a364c;
  --bg0: #07080a;
  --bg1: #101218;
  --inset: #0b0d12;
  --paper: #f3f0e8;
  --paper-ink: #141414;
  --paper-muted: #5c5a54;
  --grid: #d8d4c8;
  --tick: #141414;
  --frame: min(1180px, 94vw);
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 76px;
}

html, body {
  margin: 0;
  min-height: 100%;
  background: var(--bg0);
}

body {
  font-family: Inter, "Helvetica Neue", sans-serif;
  color: var(--ink);
  background: var(--bg0);
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }

.page {
  min-height: 100vh;
}

.logo-sprite {
  position: absolute;
  width: 0;
  height: 0;
  overflow: hidden;
}

.logo {
  width: 12px;
  height: 12px;
  flex: 0 0 auto;
  display: block;
}

.scroll-rail {
  position: fixed;
  top: 0;
  bottom: 0;
  width: 1px;
  z-index: 30;
  pointer-events: none;
  background: rgba(255, 255, 255, 0.09);
  transition: background 300ms ease;
}

.scroll-rail-left { left: calc(50% - var(--frame) / 2); }
.scroll-rail-right { right: calc(50% - var(--frame) / 2); }

body.on-paper .scroll-rail { background: var(--grid); }

.scroll-mark {
  position: fixed;
  top: 0;
  width: 7px;
  height: 7px;
  z-index: 31;
  pointer-events: none;
  background: rgba(255, 255, 255, 0.62);
  transition: background 300ms ease;
  will-change: transform;
}

.scroll-mark-left { left: calc(50% - var(--frame) / 2 - 3px); }
.scroll-mark-right { right: calc(50% - var(--frame) / 2 - 3px); }

body.on-paper .scroll-mark { background: var(--tick); }

.topnav {
  position: sticky;
  top: 0;
  z-index: 40;
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 16px 4vw 14px;
  color: #d8d8d4;
  background: rgba(7, 8, 10, 0.72);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.topnav.is-light {
  color: var(--paper-ink);
  background: rgba(243, 240, 232, 0.92);
  border-bottom-color: var(--grid);
}

.nav-brand {
  font-family: "Instrument Serif", Georgia, serif;
  font-size: 1.35rem;
  letter-spacing: -0.03em;
  color: #fff;
  margin-right: auto;
}

.topnav.is-light .nav-brand { color: var(--paper-ink); }

.nav-brand::after {
  content: ".";
  color: var(--green);
}

.nav-end {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 0.88rem;
}

.topnav a#loginLink:hover { color: var(--green); }

.lang-switch {
  display: inline-flex;
  align-items: center;
  border: 1px solid rgba(255, 255, 255, 0.18);
  overflow: hidden;
  background: transparent;
}

.topnav.is-light .lang-switch {
  border-color: var(--grid);
}

.lang-btn {
  appearance: none;
  border: 0;
  background: transparent;
  color: inherit;
  font: inherit;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  padding: 5px 8px;
  cursor: pointer;
  line-height: 1;
}

.lang-btn.is-on {
  background: var(--green);
  color: #06140c;
}

.hero {
  position: relative;
  min-height: calc(100vh - 56px);
  display: grid;
  align-content: end;
  padding: 12vh 4vw 9vh;
  overflow: hidden;
}

.hero-texture {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(900px 520px at 78% 18%, rgba(61, 203, 122, 0.12), transparent 55%),
    linear-gradient(180deg, rgba(7, 8, 10, 0.2), rgba(7, 8, 10, 0.92));
  pointer-events: none;
}

.hero-texture::after {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.28;
  background-image: radial-gradient(#9aa8bc 0.7px, transparent 0.8px);
  background-size: 4px 4px;
}

.hero-copy {
  position: relative;
  z-index: 1;
  width: min(760px, 100%);
}

.brand {
  font-family: "Instrument Serif", Georgia, serif;
  font-size: clamp(1.1rem, 2vw, 1.4rem);
  line-height: 1;
  letter-spacing: -0.02em;
  margin: 0 0 22px;
  opacity: 0.8;
}

.brand::after {
  content: ".";
  color: var(--green);
}

.headline {
  font-family: Inter, "Helvetica Neue", sans-serif;
  font-size: clamp(2.4rem, 6vw, 4.4rem);
  font-weight: 600;
  font-style: normal;
  line-height: 0.98;
  letter-spacing: -0.045em;
  margin: 0 0 22px;
  max-width: 14ch;
}

.support {
  margin: 0 0 32px;
  color: #c5c8c0;
  font-size: 1.05rem;
  line-height: 1.55;
  max-width: 46ch;
}

.waitlist {
  display: grid;
  gap: 10px;
  max-width: 520px;
}

.waitlist-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.waitlist-names {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.waitlist input[type="email"],
.waitlist input[type="text"],
.waitlist input[type="password"] {
  flex: 1 1 200px;
  min-width: 0;
  padding: 13px 14px;
  border-radius: 0;
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: rgba(11, 13, 18, 0.75);
  color: var(--ink);
  font: inherit;
  font-size: 0.95rem;
  outline: none;
}

.waitlist input[type="email"]::placeholder,
.waitlist input[type="text"]::placeholder,
.waitlist input[type="password"]::placeholder {
  color: #6f7f95;
}

.waitlist input[type="email"]:focus,
.waitlist input[type="text"]:focus,
.waitlist input[type="password"]:focus {
  border-color: var(--green);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 13px 20px;
  border-radius: 0;
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
  transition: transform 160ms ease, background 160ms ease, border-color 160ms ease;
  cursor: pointer;
  font-family: inherit;
}

.btn:hover:not(:disabled) { transform: translateY(-1px); }
.btn:disabled { opacity: 0.65; cursor: wait; }

.btn-primary {
  background: #2f6bff;
  color: #fff;
  border-color: #2f6bff;
}

.btn-primary::after {
  content: " →";
}

.btn-primary:hover:not(:disabled) { background: #4a80ff; }

.waitlist-msg {
  margin: 0;
  font-size: 0.88rem;
  min-height: 1.2em;
}

.waitlist-msg.error { color: #f87171; }
.waitlist-msg.ok { color: var(--green); }
.waitlist-msg a { color: inherit; text-decoration: underline; }

.chapter {
  background: var(--paper);
  color: var(--paper-ink);
}

.chapter-frame {
  width: var(--frame);
  margin: 0 auto;
  border-left: 1px solid var(--grid);
  border-right: 1px solid var(--grid);
  position: relative;
}

.chapter-frame::before,
.chapter-frame::after {
  content: "";
  position: absolute;
  width: 7px;
  height: 7px;
  background: var(--tick);
  z-index: 2;
}

.chapter-frame::before { top: -3px; left: -4px; }
.chapter-frame::after { top: -3px; right: -4px; }

.chapter-inner {
  padding: 56px 36px 72px;
  border-bottom: 1px solid var(--grid);
}

.chapter-label {
  margin: 0 0 28px;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--paper-muted);
}

.chapter-title {
  font-family: "Instrument Serif", Georgia, serif;
  font-size: clamp(2rem, 4.6vw, 3.4rem);
  font-weight: 400;
  line-height: 1.08;
  letter-spacing: -0.03em;
  margin: 0;
  max-width: 16ch;
}

.chapter-lead {
  margin: 0;
  color: var(--paper-muted);
  font-size: 1.05rem;
  line-height: 1.65;
  max-width: 46ch;
}

.chapter-head {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: 36px;
  align-items: start;
  margin-bottom: 36px;
  padding-bottom: 28px;
  border-bottom: 1px solid var(--grid);
}

.chapter-copy {
  display: grid;
  gap: 16px;
}

.chapter-copy p {
  margin: 0;
  color: var(--paper-muted);
  font-size: 1.05rem;
  line-height: 1.65;
}

.chapter-copy strong {
  color: var(--paper-ink);
  font-weight: 600;
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  gap: 0;
  border-top: 1px solid var(--grid);
}

.split-copy,
.split-visual {
  padding: 8px 0 0;
}

.split-copy {
  padding-right: 28px;
  border-right: 1px solid var(--grid);
}

.split-visual {
  padding-left: 28px;
}

.sticky-visual {
  position: sticky;
  top: 92px;
}

.rail {
  display: grid;
  gap: 0;
  margin: 0;
  border-top: 1px solid var(--grid);
}

.rail span {
  display: flex;
  justify-content: space-between;
  padding: 18px 0;
  text-align: left;
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--paper-muted);
  border-bottom: 1px solid var(--grid);
  border-right: 0;
}

.visual {
  position: relative;
}

.panel {
  position: relative;
  z-index: 1;
  background: var(--panel);
  border: 1px solid #2a2d33;
  border-radius: 0;
  padding: 28px 26px 24px;
  color: var(--ink);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.18);
}

.panel-kicker {
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--green);
  margin-bottom: 16px;
}

.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin-bottom: 16px;
}

.stat {
  text-align: center;
  padding: 14px 8px;
  background: var(--inset);
  border: 1px solid #23262c;
}

.stat strong {
  display: block;
  color: var(--ink);
  font-size: 1.35rem;
  font-variant-numeric: tabular-nums;
  margin-bottom: 2px;
}

.stat span {
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.sources {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 16px;
}

.source {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 5px 9px;
  border-radius: 0;
  border: 1px solid var(--line);
  background: var(--inset);
  color: var(--muted);
  font-size: 0.72rem;
  letter-spacing: 0.02em;
}

.source .logo {
  width: 11px;
  height: 11px;
}

.skills { display: grid; gap: 8px; }

.skill {
  display: grid;
  gap: 4px;
  padding: 11px 12px;
  background: var(--inset);
}

.skill-top {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: baseline;
}

.skill b { font-weight: 500; font-size: 0.9rem; }
.skill em {
  font-style: normal;
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 600;
  white-space: nowrap;
}

.skill span {
  color: var(--muted);
  font-size: 0.75rem;
  line-height: 1.35;
}

.panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.panel-head .panel-kicker { margin-bottom: 0; }

.flow { margin-bottom: 16px; }

.flow-lane {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  height: 28px;
}

.flow-slot {
  background: rgba(232, 238, 247, 0.035);
}

.flow-chip {
  position: absolute;
  top: 0;
  left: 0;
  width: 46%;
  height: 28px;
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 0 8px;
  background: rgba(232, 238, 247, 0.06);
  border: 1px solid var(--line);
  opacity: 0;
  transform: translateX(0);
  transition:
    transform 720ms cubic-bezier(0.4, 0.1, 0.2, 1),
    opacity 300ms ease,
    background 300ms ease,
    border-color 300ms ease;
}

.flow-chip.is-in { opacity: 1; }
.flow-chip[data-stop="1"] { transform: translateX(59%); }

.flow-chip[data-stop="2"] {
  transform: translateX(117%);
  background: rgba(61, 203, 122, 0.12);
  border-color: rgba(61, 203, 122, 0.45);
}

.flow-chip-src {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.6rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
  white-space: nowrap;
}

.flow-chip-src .logo {
  width: 10px;
  height: 10px;
}

.flow-chip[data-stop="2"] .flow-chip-src { color: var(--green); }

.flow-chip-text {
  font-size: 0.72rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.flow-rail {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin-top: 6px;
  font-size: 0.6rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
}

.flow-rail span {
  text-align: center;
  transition: color 220ms ease;
}

.flow-rail span.is-on { color: var(--green); }

.view { display: grid; gap: 0; align-content: start; }
.view.is-off { display: none; }

.stat strong.is-bump { color: var(--green); }
.stat strong { transition: color 260ms ease; }

button.source {
  font: inherit;
  font-size: 0.72rem;
  cursor: pointer;
  transition: border-color 180ms ease, color 180ms ease, background 180ms ease;
}

button.source:hover { color: var(--ink); }

button.source.is-on,
.source.is-on {
  border-color: rgba(61, 203, 122, 0.55);
  background: rgba(61, 203, 122, 0.1);
  color: var(--green);
}

.skill-item {
  background: var(--inset);
  border: 1px solid transparent;
  transition: border-color 200ms ease, opacity 200ms ease;
}

.skill-item.is-dim { opacity: 0.42; }
.skill-item.is-hit { border-color: rgba(61, 203, 122, 0.65); }
.skill-item:hover { border-color: rgba(61, 203, 122, 0.35); }

.skill-row {
  width: 100%;
  background: transparent;
  border: 0;
  font: inherit;
  color: inherit;
  text-align: left;
  cursor: pointer;
}

.skill-drawer {
  display: none;
  padding: 0 12px 11px;
}

.skill-item.is-open .skill-drawer { display: grid; gap: 6px; }

.ev {
  display: grid;
  grid-template-columns: 70px 1fr auto;
  gap: 8px;
  align-items: center;
  font-size: 0.72rem;
  color: var(--muted);
}

.ev b {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-weight: 600;
  font-size: 0.6rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
}

.ev b .logo {
  width: 10px;
  height: 10px;
}

.ev i { font-style: normal; color: #c5d0e0; }

.tax {
  margin-top: 2px;
  padding-top: 7px;
  border-top: 1px solid var(--line);
  font-size: 0.6rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
}

.week-steps {
  display: grid;
  gap: 0;
}

.week-step {
  display: grid;
  gap: 2px;
  text-align: left;
  padding: 18px 8px 20px 0;
  border: 0;
  border-bottom: 1px solid var(--grid);
  background: transparent;
  color: inherit;
  font: inherit;
  cursor: pointer;
  border-radius: 0;
}

.week-step:hover { transform: none; }

.week-step:focus-visible {
  outline: 2px solid var(--green);
  outline-offset: 3px;
}

.week-step.is-on {
  background: transparent;
  border-color: var(--grid);
}

.week-step.is-on b { color: var(--paper-ink); }

.week-step-top {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 8px;
  margin-bottom: 8px;
}

.week-step-num {
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--paper-muted);
}

.week-step-when {
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-weight: 600;
  color: var(--paper-muted);
  text-align: right;
  line-height: 1.3;
  max-width: 16ch;
}

.week-step.is-on .week-step-when {
  color: #2f6bff;
}

.week-step b {
  font-weight: 600;
  font-size: 1.05rem;
}

.week-step p {
  margin: 6px 0 0;
  color: var(--paper-muted);
  font-size: 0.92rem;
  line-height: 1.45;
}

.week-board {
  min-height: 292px;
}

.week-pane.is-off { display: none; }

.week-checklist {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.week-checklist li {
  display: grid;
  gap: 4px;
  padding: 14px 14px 15px;
  background: var(--inset);
  border: 1px solid transparent;
}

.week-checklist li.is-next {
  border-color: rgba(61, 203, 122, 0.45);
  background: rgba(61, 203, 122, 0.08);
}

.week-checklist b { font-weight: 600; font-size: 0.92rem; }

.week-checklist span {
  color: var(--muted);
  font-size: 0.8rem;
  line-height: 1.4;
}

.backfill {
  display: grid;
  gap: 8px;
  margin-top: 12px;
}

.backfill-item {
  padding: 11px 12px;
  background: var(--inset);
}

.js .backfill-item {
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 420ms ease, transform 420ms ease;
}

.js .backfill-item.is-in {
  opacity: 1;
  transform: none;
}

.week-tools { margin-bottom: 0; }
.week-stats { margin: 16px 0 0; }

.week-story {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0;
  margin: 0 0 22px;
  border-top: 1px solid var(--grid);
  border-bottom: 1px solid var(--grid);
}

.week-story .week-step {
  padding: 16px 18px 18px 0;
  border-bottom: 0;
  border-right: 1px solid var(--grid);
  cursor: default;
}

.week-story .week-step:not(:first-child) {
  padding-left: 18px;
}

.week-story .week-step:last-child {
  border-right: 0;
  padding-right: 0;
}

.merge {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) 64px minmax(0, 1.15fr);
  gap: 8px;
  align-items: stretch;
}

.merge-sources {
  display: grid;
  gap: 8px;
  align-content: center;
}

.merge-box {
  position: relative;
  display: grid;
  gap: 4px;
  padding: 10px 30px 10px 10px;
  background: var(--inset);
  border: 1px solid #23262c;
  pointer-events: none;
  transition: border-color 360ms ease, background 360ms ease;
}

.merge-box.is-done {
  border-color: rgba(61, 203, 122, 0.45);
  background: rgba(61, 203, 122, 0.07);
}

.merge-box-head {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.merge-box-head .logo {
  width: 18px;
  height: 18px;
  color: var(--ink);
}

.merge-text {
  margin: 0;
  font-size: 0.8rem;
  line-height: 1.35;
  color: #c5d0e0;
}

.merge-name { color: var(--ink); }

.merge-caret {
  display: inline-block;
  width: 1px;
  height: 0.85em;
  margin-left: 1px;
  vertical-align: -0.1em;
  background: var(--green);
  opacity: 0;
}

.merge-box[data-ev="figma"].is-typing .merge-caret {
  opacity: 1;
  animation: caret 760ms steps(1, end) infinite;
}

.merge-tick {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 14px;
  height: 14px;
  border: 1px solid var(--line);
  transition: border-color 300ms ease, background 300ms ease;
}

.merge-box.is-done .merge-tick {
  border-color: var(--green);
  background: rgba(61, 203, 122, 0.16);
}

.merge-box.is-done .merge-tick::after {
  content: "";
  position: absolute;
  left: 3px;
  top: 1px;
  width: 5px;
  height: 8px;
  border-right: 1.5px solid var(--green);
  border-bottom: 1.5px solid var(--green);
  transform: rotate(40deg);
}

.merge-arrow {
  position: relative;
  display: flex;
  align-items: center;
  min-height: 100%;
}

.merge-arrow-shaft {
  display: block;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, rgba(61, 203, 122, 0.12), rgba(61, 203, 122, 0.8));
}

.merge-arrow-head {
  position: absolute;
  right: 0;
  top: 50%;
  width: 0;
  height: 0;
  margin-top: -6px;
  border-top: 6px solid transparent;
  border-bottom: 6px solid transparent;
  border-left: 9px solid var(--green);
}

.merge-beam {
  position: absolute;
  top: 50%;
  left: 0;
  width: 7px;
  height: 7px;
  margin-top: -3px;
  background: var(--green);
  opacity: 0;
}

.merge.is-flow .merge-beam {
  animation: beam-x 720ms cubic-bezier(0.4, 0.1, 0.2, 1) both;
}

.merge.is-flow .merge-beam[data-beam="2"] { animation-delay: 90ms; }
.merge.is-flow .merge-beam[data-beam="3"] { animation-delay: 180ms; }

.merge-report {
  background: var(--inset);
  border: 1px solid #23262c;
  padding: 14px 14px 16px;
  transition: border-color 520ms ease;
}

.merge.is-report .merge-report {
  border-color: rgba(61, 203, 122, 0.4);
}

.merge-report-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 12px;
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--green);
}

.merge-report-head em {
  font-style: normal;
  letter-spacing: 0.06em;
  color: var(--muted);
  opacity: 0;
  transition: opacity 300ms ease;
}

.merge.is-report .merge-report-head em {
  opacity: 1;
}

.merge-skills {
  display: grid;
  gap: 6px;
}

.merge-skill {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 4px 10px;
  align-items: baseline;
  padding: 9px 10px;
  background: rgba(232, 238, 247, 0.03);
  border: 1px solid transparent;
}

.js .merge-skill {
  opacity: 0;
  transform: translateX(-8px);
  transition: opacity 420ms ease, transform 420ms ease, border-color 360ms ease;
}

.js .merge-skill.is-in {
  opacity: 1;
  transform: none;
  border-color: rgba(61, 203, 122, 0.28);
}

.merge-skill b {
  grid-column: 1;
  grid-row: 1 / span 2;
  font-weight: 500;
  font-size: 0.86rem;
}

.merge-skill span {
  grid-column: 2;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.68rem;
  letter-spacing: 0.02em;
  color: var(--muted);
  white-space: nowrap;
}

.merge-skill span .logo {
  width: 11px;
  height: 11px;
  color: var(--ink);
}

.js .merge-skill-extra {
  display: none;
}

.js .merge-skill-extra.is-in {
  display: inline-flex;
}

@keyframes beam-x {
  0% { opacity: 0; left: 0; transform: scale(0.6); }
  18% { opacity: 1; transform: scale(1); }
  100% { opacity: 0; left: calc(100% - 8px); transform: scale(0.6); }
}

@keyframes caret {
  50% { opacity: 0; }
}

.findings-list {
  display: grid;
  gap: 0;
  margin: 8px 0 0;
}

.findings-list > div {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  gap: 28px;
  padding: 28px 0;
  border-top: 1px solid var(--grid);
}

.findings-list dt {
  margin: 0;
  color: var(--paper-ink);
  font-family: "Instrument Serif", Georgia, serif;
  font-size: clamp(1.35rem, 2.4vw, 1.85rem);
  font-weight: 400;
  line-height: 1.2;
}

.findings-list dd {
  margin: 0;
  color: var(--paper-muted);
  font-size: 1.02rem;
  line-height: 1.6;
}

.findings-close {
  margin: 28px 0 0;
  padding-top: 28px;
  border-top: 1px solid var(--grid);
  color: var(--paper-muted);
  font-size: 1.05rem;
  line-height: 1.65;
  max-width: 62ch;
}

.site-footer {
  background: var(--paper);
  width: 100%;
  max-width: none;
  margin: 0;
  padding: 22px 4vw 32px;
  display: flex;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  color: var(--paper-muted);
  font-size: 0.85rem;
}

footer nav {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

footer a:hover { color: var(--paper-ink); }

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

  .week-step:hover { transform: none; }

  .backfill-item,
  .js .backfill-item,
  .js .backfill-item.is-in {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .js .merge-skill {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .merge-beam { display: none; }

  .flow { display: none; }
}

@media (max-width: 900px) {
  .headline { max-width: none; }
  .support { max-width: none; }
  .waitlist-names { grid-template-columns: 1fr; }

  .chapter-inner { padding: 40px 20px 52px; }
  .chapter-head,
  .split,
  .findings-list > div {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .split-copy {
    padding-right: 0;
    border-right: 0;
    border-bottom: 1px solid var(--grid);
    padding-bottom: 22px;
  }

  .split-visual { padding-left: 0; }
  .sticky-visual { position: static; }
  .week-board { min-height: 0; }

  .week-story {
    grid-template-columns: 1fr;
  }

  .week-story .week-step,
  .week-story .week-step:not(:first-child),
  .week-story .week-step:last-child {
    padding: 16px 0 18px;
    border-right: 0;
    border-bottom: 1px solid var(--grid);
  }

  .week-story .week-step:last-child {
    border-bottom: 0;
  }
}

@media (max-width: 640px) {
  .merge {
    grid-template-columns: 1fr;
    gap: 4px;
  }

  .merge-arrow {
    min-height: 36px;
    justify-content: center;
  }

  .merge-arrow-shaft {
    width: 2px;
    height: 36px;
    background: linear-gradient(180deg, rgba(61, 203, 122, 0.12), rgba(61, 203, 122, 0.8));
  }

  .merge-arrow-head {
    right: auto;
    left: 50%;
    top: auto;
    bottom: 0;
    margin: 0 0 0 -6px;
    border-left: 6px solid transparent;
    border-right: 6px solid transparent;
    border-top: 9px solid var(--green);
    border-bottom: 0;
  }

  .merge.is-flow .merge-beam {
    animation-name: beam-y;
  }
}

@keyframes beam-y {
  0% { opacity: 0; top: 0; left: 50%; margin-left: -3px; transform: scale(0.6); }
  18% { opacity: 1; transform: scale(1); }
  100% { opacity: 0; top: calc(100% - 8px); left: 50%; margin-left: -3px; transform: scale(0.6); }
}