/* Inside front cover — an editorial invitation into the book's central idea. */
.inside-cover {
  --inside-paper: #fbfaf6;
  --inside-navy: #123d78;
  --inside-ink: #17212b;
  --inside-cyan: #19b9c5;
  --inside-amber: #f1b84a;
  --inside-mist: #e7f1f0;
  background: var(--inside-paper);
}

.inside-cover-page {
  min-height: 1320px;
  padding: clamp(54px, 7vw, 86px) clamp(44px, 8vw, 96px) 104px;
  font-family: var(--reading);
}

/* The inside cover is now a quiet bookplate; its former editorial argument lives in the Introduction. */
.inside-bookplate {
  min-height: 1180px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(58px, 9vw, 112px);
  background:
    radial-gradient(circle at 82% 18%, rgba(25,185,197,.13) 0 2px, transparent 3px) 0 0 / 24px 24px,
    linear-gradient(145deg, #fbfaf6 0 68%, #e9f1ef 68% 100%);
  color: var(--inside-navy);
}

.inside-bookplate-kicker {
  margin: 0 0 28px;
  color: var(--inside-cyan);
  font: 750 .78rem/1 var(--sans);
  letter-spacing: .17em;
  text-transform: uppercase;
}

.inside-bookplate h1 {
  max-width: 880px;
  margin: 0;
  font: 780 clamp(4.3rem, 9vw, 8.6rem)/.8 var(--sans);
  letter-spacing: -.065em;
  text-transform: uppercase;
  text-wrap: balance;
}

.inside-bookplate h1 em {
  color: var(--inside-amber);
  font-family: var(--serif);
  font-weight: 400;
  letter-spacing: -.035em;
  text-transform: none;
}

.inside-bookplate-subtitle {
  margin: 45px 0 0;
  color: #4f5e67;
  font-size: clamp(1.35rem, 2.2vw, 1.85rem);
  line-height: 1.45;
}

.inside-bookplate-rule {
  width: min(320px, 45%);
  height: 5px;
  margin-top: 38px;
  background: linear-gradient(90deg, var(--inside-amber) 0 32%, var(--inside-cyan) 32% 100%);
}

.inside-bookplate-author {
  margin: 34px 0 0;
  font: 750 1.08rem/1.3 var(--sans);
  letter-spacing: .08em;
  text-transform: uppercase;
}

.inside-bookplate-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 22px 60px;
  margin: 80px 0 0;
  padding-top: 24px;
  border-top: 1px solid #b8c7c9;
}

.inside-bookplate-meta div { min-width: 190px; }
.inside-bookplate-meta dt { color: #6b777e; font: 750 .64rem/1 var(--sans); letter-spacing: .14em; text-transform: uppercase; }
.inside-bookplate-meta dd { margin: 8px 0 0; color: var(--inside-navy); font-size: 1rem; }

.inside-publishing-notes {
  display: grid;
  grid-template-columns: minmax(0, .82fr) minmax(0, 1.18fr);
  gap: 18px;
  margin-top: 38px;
}

.inside-publishing-notes article {
  padding: 24px 26px;
  border: 1px solid #c7d3d2;
  background: rgba(251, 250, 246, .88);
  color: #46555e;
}

.inside-publishing-notes p {
  margin: 0;
  font-size: 1rem;
  line-height: 1.58;
}

.inside-note-label {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px !important;
  color: var(--inside-navy);
  font: 750 .72rem/1.2 var(--sans) !important;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.inside-note-label span {
  display: inline-grid;
  place-items: center;
  min-width: 34px;
  height: 28px;
  padding-inline: 6px;
  background: var(--inside-navy);
  color: white;
  letter-spacing: .04em;
}

.inside-license-note {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 20px;
}

.inside-license-note h2 {
  margin: 0 0 10px;
  color: var(--inside-navy);
  font: 750 clamp(1.18rem, 1.8vw, 1.48rem)/1.18 var(--sans);
  letter-spacing: -.015em;
}

.inside-license-note a {
  color: var(--inside-navy);
  text-decoration-color: var(--inside-cyan);
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
  overflow-wrap: anywhere;
}

.inside-license-note a:hover { color: #0a6f78; }
.inside-license-note a:focus-visible { outline: 3px solid var(--inside-amber); outline-offset: 4px; }

.inside-cc-mark {
  display: flex;
  align-items: flex-start;
  gap: 6px;
  padding-top: 2px;
  color: var(--inside-navy);
  font: 750 .66rem/1 var(--sans);
}

.inside-cc-mark b,
.inside-cc-mark span {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border: 2px solid currentColor;
  border-radius: 50%;
}

.inside-bookplate-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 42px;
}

.inside-bookplate-actions button {
  min-height: 50px;
  padding: 14px 20px;
  border: 1px solid var(--inside-navy);
  background: transparent;
  color: var(--inside-navy);
  font: 750 .9rem/1 var(--sans);
  cursor: pointer;
}

.inside-bookplate-actions button:first-child { background: var(--inside-navy); color: white; }
.inside-bookplate-actions button:hover { border-color: var(--inside-cyan); }
.inside-bookplate-actions span { margin-left: 18px; color: var(--inside-cyan); }

.inside-cover-running {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid #bdc9cc;
  color: #64727a;
  font: 700 .7rem/1.3 var(--sans);
  letter-spacing: .105em;
  text-transform: uppercase;
}

.inside-cover-eyebrow {
  margin: 54px 0 16px;
  color: var(--inside-cyan);
  font: 750 .72rem/1.35 var(--sans);
  letter-spacing: .16em;
  text-transform: uppercase;
}

.inside-cover-mast h1 {
  max-width: 910px;
  margin: 0;
  color: var(--inside-navy);
  font: 780 clamp(3.5rem, 6.8vw, 6.55rem)/.89 var(--sans);
  letter-spacing: -.045em;
  text-transform: uppercase;
  text-wrap: balance;
}

.inside-cover-mast h1 em {
  color: var(--inside-navy);
  font-family: var(--serif);
  font-weight: 400;
  letter-spacing: -.035em;
  text-transform: none;
}

.inside-cover-intro {
  display: grid;
  grid-template-columns: minmax(0, .92fr) minmax(350px, 1.08fr);
  gap: clamp(42px, 6vw, 76px);
  align-items: center;
  margin-top: 64px;
}

.inside-cover-copy {
  color: #495760;
  font-size: clamp(1.1rem, 1.35vw, 1.24rem);
  line-height: 1.68;
  letter-spacing: .005em;
}

.inside-cover-copy p {
  margin: 0 0 18px;
}

.inside-cover-question {
  max-width: 500px;
  padding: 18px 0 18px 24px;
  border-left: 4px solid var(--inside-amber);
  color: var(--inside-navy);
  font: italic 400 clamp(1.42rem, 2vw, 1.82rem)/1.35 var(--serif);
}

.inside-cover-proposition {
  margin: 22px 0 0;
  padding: 26px 0 0;
  border-top: 2px solid var(--inside-cyan);
  color: var(--inside-navy);
  font: 700 clamp(1.25rem, 1.8vw, 1.58rem)/1.42 var(--reading);
}

.thinking-conditions {
  margin: 0;
}

.thinking-field {
  position: relative;
  height: 460px;
  overflow: hidden;
  border-block: 1px solid #b9cbce;
  background-color: #f7f8f5;
  background-image: radial-gradient(circle, rgba(18,61,120,.12) 1px, transparent 1px);
  background-size: 18px 18px;
}

.condition-lines {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  fill: none;
  stroke: var(--inside-cyan);
  stroke-width: 1.5;
  stroke-dasharray: 3 8;
}

.condition {
  position: absolute;
  z-index: 2;
  display: grid;
  place-items: center;
  gap: 5px;
  min-width: 92px;
  color: var(--inside-navy);
  font: 730 .67rem/1 var(--sans);
  letter-spacing: .06em;
  text-align: center;
  text-transform: uppercase;
}

.condition i {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border: 1px solid #85bfc4;
  border-radius: 50%;
  background: var(--inside-paper);
  color: var(--inside-navy);
  font: 500 1.4rem/1 var(--serif);
  font-style: normal;
}

.condition-question { top: 30px; left: 12px; }
.condition-evidence { top: 34px; right: 12px; }
.condition-perspectives { top: 188px; left: 0; }
.condition-connections { top: 188px; right: 0; }
.condition-reflection { bottom: 28px; left: 50%; transform: translateX(-50%); }

.learner-core {
  position: absolute;
  z-index: 3;
  top: 50%;
  left: 50%;
  width: 174px;
  height: 174px;
  display: grid;
  place-content: center;
  border: 2px solid var(--inside-navy);
  border-radius: 50%;
  background: var(--inside-paper);
  color: var(--inside-navy);
  text-align: center;
  transform: translate(-50%, -50%);
  box-shadow: 0 0 0 13px rgba(25,185,197,.12);
}

.learner-core i {
  position: relative;
  width: 38px;
  height: 38px;
  margin: 0 auto 8px;
  border: 2px solid var(--inside-amber);
  border-radius: 50%;
}

.learner-core i::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 42px;
  width: 64px;
  height: 25px;
  border: 2px solid var(--inside-amber);
  border-bottom: 0;
  border-radius: 34px 34px 0 0;
  transform: translateX(-50%);
}

.learner-core b {
  margin-top: 27px;
  font: 780 .82rem/1 var(--sans);
  letter-spacing: .11em;
  text-transform: uppercase;
}

.learner-core small {
  margin-top: 6px;
  color: #65747a;
  font-size: .72rem;
}

.ai-condition {
  position: absolute;
  left: 50%;
  bottom: 4px;
  padding: 5px 10px;
  background: var(--inside-navy);
  color: white;
  font: 700 .55rem/1 var(--sans);
  letter-spacing: .11em;
  text-transform: uppercase;
  transform: translateX(-50%);
}

.thinking-conditions figcaption {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding-top: 13px;
  color: #67747b;
  font-size: .86rem;
  line-height: 1.4;
}

.thinking-conditions figcaption b {
  color: var(--inside-navy);
}

.thinking-actions {
  display: grid;
  grid-template-columns: 250px 1fr;
  gap: 36px;
  align-items: start;
  margin-top: 74px;
  padding: 30px 0;
  border-block: 1px solid #b9c7c9;
}

.thinking-actions p {
  margin: 0;
  color: #526068;
  font-size: 1.02rem;
  line-height: 1.56;
}

.thinking-actions ol {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.thinking-actions li {
  display: flex;
  align-items: baseline;
  gap: 7px;
  color: var(--inside-navy);
  font: 730 clamp(.92rem, 1.2vw, 1.08rem)/1.3 var(--sans);
}

.thinking-actions li span {
  color: var(--inside-orange, #e77b4b);
  font-size: .55rem;
}

.inside-cover-summary {
  max-width: 780px;
  margin: 48px auto;
  color: #46545d;
  font-size: clamp(1.12rem, 1.45vw, 1.28rem);
  line-height: 1.68;
  text-align: center;
}

.inside-cover-summary strong {
  color: var(--inside-navy);
}

.inside-cover-guiding {
  padding: 38px clamp(28px, 5vw, 62px);
  background: var(--inside-navy);
  color: white;
  text-align: center;
}

.inside-cover-guiding p {
  margin: 0 0 14px;
  color: #9adbe0;
  font: 700 .65rem/1 var(--sans);
  letter-spacing: .15em;
  text-transform: uppercase;
}

.inside-cover-guiding blockquote {
  margin: 0;
  color: white;
  font: italic 400 clamp(1.9rem, 3.5vw, 3rem)/1.18 var(--serif);
}

.inside-cover-guiding strong {
  color: var(--inside-amber);
  font-weight: 400;
}

.theme-soft .inside-cover { background: #f3eadc; }
.theme-focus .inside-cover { background: #fff; }

@media (max-width: 900px) {
  .inside-publishing-notes { grid-template-columns: 1fr; }
  .inside-cover-page { padding-inline: clamp(30px, 6vw, 58px); }
  .inside-cover-intro { grid-template-columns: 1fr; }
  .thinking-conditions { width: min(560px, 100%); margin-inline: auto; }
  .thinking-actions { grid-template-columns: 1fr; gap: 20px; }
}

@media (max-width: 650px) {
  .inside-bookplate { min-height: calc(100svh - 80px); padding: 54px 24px 86px; }
  .inside-bookplate h1 { font-size: clamp(3.5rem, 18vw, 5.2rem); }
  .inside-bookplate-subtitle br { display: none; }
  .inside-bookplate-meta { margin-top: 52px; }
  .inside-publishing-notes article { padding: 22px; }
  .inside-license-note { grid-template-columns: 1fr; }
  .inside-bookplate-actions { flex-direction: column; align-items: stretch; }
  .inside-cover-page { min-height: 0; padding: 42px 22px 88px; }
  .inside-cover-running { align-items: flex-start; flex-direction: column; gap: 7px; }
  .inside-cover-eyebrow { margin-top: 40px; }
  .inside-cover-mast h1 { font-size: clamp(3rem, 14vw, 4.4rem); line-height: .94; }
  .inside-cover-intro { margin-top: 44px; }
  .thinking-field { height: 400px; }
  .condition { min-width: 78px; font-size: .58rem; }
  .condition i { width: 42px; height: 42px; }
  .condition-question { left: 0; }
  .condition-evidence { right: 0; }
  .learner-core { width: 142px; height: 142px; }
  .learner-core small { font-size: .62rem; }
  .thinking-conditions figcaption { flex-direction: column; gap: 3px; }
  .thinking-actions { margin-top: 50px; }
  .thinking-actions ol { display: grid; grid-template-columns: 1fr 1fr; }
  .inside-cover-guiding { padding-inline: 20px; }
}