body.part-renewed {
  --part-v2-ivory: #f7f1e9;
  --part-v2-paper: #fffaf4;
  --part-v2-ink: #24385f;
  --part-v2-soft: #53617b;
  --part-v2-navy: #182b50;
  --part-v2-peach: #e8a073;
  --part-v2-line: rgba(36, 56, 95, .16);
  --part-v2-serif: "Yu Mincho", "Hiragino Mincho ProN", serif;
}

.part-v2-header,
.part-v2-header * {
  box-sizing: border-box;
}

.part-v2-skip {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 200;
  padding: 9px 15px;
  color: #fff;
  background: var(--part-v2-navy);
  text-decoration: none;
  transform: translateY(-150%);
}

.part-v2-skip:focus {
  transform: translateY(0);
}

.part-v2-header {
  position: sticky;
  top: 0;
  z-index: 120;
  display: flex;
  min-height: 76px;
  padding: 10px clamp(18px, 4vw, 58px);
  border-bottom: 1px solid var(--part-v2-line);
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  color: var(--part-v2-ink);
  background: rgba(255, 250, 244, .94);
  box-shadow: 0 8px 30px rgba(36, 56, 95, .06);
  backdrop-filter: blur(14px);
}

.part-v2-brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  color: inherit;
  text-decoration: none;
}

.part-v2-brand svg {
  width: 40px;
  height: 40px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.5;
}

.part-v2-brand svg circle:first-child {
  fill: currentColor;
}

.part-v2-brand svg .part-v2-brand__star {
  fill: var(--part-v2-peach);
  stroke: none;
}

.part-v2-brand > span {
  display: grid;
}

.part-v2-brand strong {
  font-family: var(--part-v2-serif);
  font-size: 20px;
  font-weight: 500;
  letter-spacing: .08em;
}

.part-v2-brand small {
  margin-top: 3px;
  color: var(--part-v2-soft);
  font-family: var(--part-v2-serif);
  font-size: 9px;
  letter-spacing: .16em;
}

.part-v2-header > nav {
  display: flex;
  align-items: center;
  gap: clamp(18px, 2.6vw, 36px);
}

.part-v2-header nav a {
  color: var(--part-v2-ink);
  font-size: 12px;
  letter-spacing: .04em;
  text-decoration: none;
}

.part-v2-header details {
  display: none;
}

body.part-renewed .cover {
  min-height: calc(100svh - 76px);
  background:
    radial-gradient(ellipse 760px 360px at 50% 116%, color-mix(in srgb, var(--part-color), transparent 67%), transparent 72%),
    radial-gradient(circle at 72% 20%, rgba(154, 137, 182, .2), transparent 28%),
    linear-gradient(180deg, rgba(14, 28, 53, .9), rgba(10, 23, 44, .94)),
    url("../hero-proposals/hero-proposal-01-celestial-parchment-map.png") center / cover;
}

body.part-renewed .cover-series {
  color: #e9ad82;
  font-family: Inter, sans-serif;
  font-size: 10px;
  font-weight: 600;
}

body.part-renewed .cover-title {
  max-width: 880px;
  color: #fffdf9;
  font-family: var(--part-v2-serif);
  font-weight: 500;
  text-shadow: 0 0 48px rgba(154, 137, 182, .35);
}

body.part-renewed .cover-subtitle {
  color: rgba(255, 255, 255, .66);
}

body.part-renewed .cover-tagline {
  display: grid;
  max-width: 780px;
  gap: 10px;
}

body.part-renewed .cover-tagline span {
  color: #e9ad82;
  font-family: Inter, sans-serif;
  font-size: 9px;
  font-weight: 600;
  letter-spacing: .2em;
}

body.part-renewed .cover-tagline em {
  color: #fffdf9;
  font-family: var(--part-v2-serif);
  font-size: clamp(18px, 2.6vw, 28px);
  font-weight: 500;
  line-height: 1.75;
}

body.part-renewed .cover-action {
  border-color: rgba(255, 255, 255, .3);
  color: rgba(255, 255, 255, .84);
}

body.part-renewed .cover-action--primary {
  border-color: #fffdf9;
  color: var(--part-v2-navy);
  background: #fffdf9;
}

.part-v2-guide {
  padding: clamp(76px, 9vw, 128px) 24px;
  color: var(--part-v2-ink);
  background:
    radial-gradient(circle at 85% 16%, rgba(154, 137, 182, .15), transparent 25%),
    var(--part-v2-paper);
}

.part-v2-guide__head,
.part-v2-guide__body,
.part-v2-routes {
  width: min(100%, 1100px);
  margin-inline: auto;
}

.part-v2-guide__head {
  display: grid;
  margin-bottom: 54px;
  align-items: end;
  grid-template-columns: 1.1fr .9fr;
  gap: 70px;
}

.part-v2-kicker,
.part-v2-label {
  margin: 0 0 14px;
  color: var(--part-v2-peach);
  font-family: Inter, sans-serif;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: .2em;
}

.part-v2-guide h2,
.part-v2-next h2 {
  margin: 0;
  color: var(--part-v2-ink);
  font-family: var(--part-v2-serif);
  font-size: clamp(30px, 4.3vw, 48px);
  font-weight: 500;
  line-height: 1.6;
}

.part-v2-guide__head > p {
  margin: 0 0 8px;
  color: var(--part-v2-soft);
  font-size: 14px;
  line-height: 2;
}

.part-v2-guide__body {
  display: grid;
  margin-bottom: 20px;
  border: 1px solid var(--part-v2-line);
  border-radius: 20px;
  overflow: hidden;
  background: var(--part-v2-ivory);
  grid-template-columns: 1.1fr .9fr;
}

.part-v2-center,
.part-v2-outcomes {
  padding: clamp(30px, 5vw, 54px);
}

.part-v2-center {
  color: rgba(255, 255, 255, .76);
  background:
    radial-gradient(circle at 90% 6%, rgba(154, 137, 182, .3), transparent 34%),
    var(--part-v2-navy);
}

.part-v2-center > span {
  display: block;
  margin-bottom: 18px;
  color: #e9ad82;
  font-size: 10px;
  letter-spacing: .16em;
}

.part-v2-center strong {
  display: block;
  margin-bottom: 24px;
  color: #fffdf9;
  font-family: var(--part-v2-serif);
  font-size: clamp(23px, 3vw, 34px);
  font-weight: 500;
  line-height: 1.75;
}

.part-v2-center p {
  margin: 0;
  color: rgba(255, 255, 255, .6);
  font-size: 13px;
  line-height: 2;
}

.part-v2-outcomes {
  display: grid;
  align-content: center;
}

.part-v2-outcomes ul {
  display: grid;
  margin: 0;
  padding: 0;
  list-style: none;
  gap: 0;
}

.part-v2-outcomes li {
  padding: 18px 0;
  border-top: 1px solid var(--part-v2-line);
  color: var(--part-v2-soft);
  font-family: var(--part-v2-serif);
  font-size: 15px;
  line-height: 1.8;
}

.part-v2-outcomes li:last-child {
  border-bottom: 1px solid var(--part-v2-line);
}

.part-v2-routes {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.part-v2-routes a {
  display: flex;
  min-height: 210px;
  padding: 26px;
  border: 1px solid var(--part-v2-line);
  border-radius: 18px;
  flex-direction: column;
  color: var(--part-v2-ink);
  background: var(--part-v2-ivory);
  text-decoration: none;
  transition: transform .3s ease, box-shadow .3s ease;
}

.part-v2-routes a:hover {
  box-shadow: 0 18px 46px rgba(52, 58, 91, .1);
  transform: translateY(-3px);
}

.part-v2-routes span,
.part-v2-next__grid span {
  color: var(--part-v2-peach);
  font-size: 10px;
  letter-spacing: .14em;
}

.part-v2-routes strong {
  margin: 38px 0 14px;
  font-family: var(--part-v2-serif);
  font-size: 19px;
  font-weight: 500;
  line-height: 1.65;
}

.part-v2-routes small {
  margin-top: auto;
  color: var(--part-v2-soft);
  font-size: 11px;
}

body.part-renewed .chapter-nav {
  max-width: 1100px;
}

.part-v2-next {
  padding: clamp(82px, 10vw, 138px) 24px;
  color: var(--part-v2-ink);
  background: linear-gradient(135deg, #eee8f2, #e4eaf4);
}

.part-v2-next__inner {
  width: min(100%, 1100px);
  margin-inline: auto;
}

.part-v2-next__grid {
  display: grid;
  margin-top: 46px;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.part-v2-next__grid a {
  display: flex;
  min-height: 260px;
  padding: 30px;
  border: 1px solid var(--part-v2-line);
  border-radius: 18px;
  flex-direction: column;
  color: var(--part-v2-ink);
  background: rgba(255, 253, 249, .66);
  text-decoration: none;
}

.part-v2-next__grid strong {
  margin: 40px 0 18px;
  font-family: var(--part-v2-serif);
  font-size: 20px;
  font-weight: 500;
  line-height: 1.75;
}

.part-v2-next__grid small {
  margin-top: auto;
  color: var(--part-v2-soft);
  font-size: 11px;
}

@media (max-width: 820px) {
  .part-v2-header > nav {
    display: none;
  }

  .part-v2-header details {
    position: relative;
    display: block;
  }

  .part-v2-header summary {
    display: grid;
    width: 42px;
    height: 42px;
    padding: 10px;
    cursor: pointer;
    list-style: none;
    gap: 5px;
  }

  .part-v2-header summary::-webkit-details-marker {
    display: none;
  }

  .part-v2-header summary span {
    display: block;
    height: 1px;
    background: var(--part-v2-ink);
  }

  .part-v2-header details nav {
    position: absolute;
    top: 52px;
    right: 0;
    display: grid;
    width: min(300px, calc(100vw - 32px));
    padding: 18px;
    border: 1px solid var(--part-v2-line);
    border-radius: 14px;
    background: var(--part-v2-paper);
    box-shadow: 0 18px 48px rgba(36, 56, 95, .14);
    gap: 5px;
  }

  .part-v2-header details nav a {
    padding: 10px;
  }

  .part-v2-guide__head,
  .part-v2-guide__body {
    grid-template-columns: 1fr;
    gap: 22px;
  }

  .part-v2-routes,
  .part-v2-next__grid {
    grid-template-columns: 1fr;
  }

  .part-v2-routes a,
  .part-v2-next__grid a {
    min-height: 190px;
  }
}

@media (max-width: 520px) {
  .part-v2-header {
    min-height: 68px;
    padding-inline: 14px;
  }

  .part-v2-brand svg {
    width: 36px;
    height: 36px;
  }

  .part-v2-brand strong {
    font-size: 17px;
  }

  body.part-renewed .cover {
    min-height: calc(100svh - 68px);
  }

  .part-v2-guide {
    padding: 72px 18px;
  }

  .part-v2-guide__head {
    margin-bottom: 38px;
  }

  .part-v2-guide h2 br,
  .part-v2-next h2 br {
    display: none;
  }

  .part-v2-center,
  .part-v2-outcomes {
    padding: 28px 22px;
  }

  .part-v2-routes a,
  .part-v2-next__grid a {
    padding: 24px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .part-v2-routes a,
  .part-v2-skip {
    transition: none;
  }
}