.home-hero-section {
  overflow: clip;
  padding: clamp(1rem, 3vw, 2.25rem) 0 clamp(2rem, 4vw, 3.5rem);
}

.home-hero {
  isolation: isolate;
  min-height: min(690px, calc(100svh - 7rem));
  display: grid;
  align-items: center;
  padding: clamp(2rem, 5vw, 4.75rem);
  border-radius: calc(var(--radius) * 3);
  background:
    linear-gradient(112deg, color-mix(in srgb, var(--color-surface) 96%, transparent) 0 45%, transparent 72%),
    radial-gradient(circle at 89% 14%, color-mix(in srgb, var(--color-accent) 42%, transparent), transparent 18rem),
    radial-gradient(circle at 72% 103%, color-mix(in srgb, var(--color-primary) 38%, transparent), transparent 29rem),
    linear-gradient(145deg, var(--color-surface), color-mix(in srgb, var(--color-surface-strong) 72%, var(--color-primary) 28%));
}

.home-hero::before {
  position: absolute;
  inset: 0;
  z-index: -1;
  border-radius: inherit;
  background-image:
    linear-gradient(color-mix(in srgb, var(--color-border) 38%, transparent) 1px, transparent 1px),
    linear-gradient(90deg, color-mix(in srgb, var(--color-border) 38%, transparent) 1px, transparent 1px);
  background-size: 3rem 3rem;
  mask-image: linear-gradient(90deg, transparent 8%, #000 58%, #000 100%);
  content: "";
  opacity: 0.55;
  pointer-events: none;
}

.home-hero::after {
  position: absolute;
  inset: 0;
  z-index: 5;
  border: 1px solid color-mix(in srgb, var(--color-primary) 28%, transparent);
  border-radius: inherit;
  content: "";
  pointer-events: none;
}

.home-hero .hero-layout {
  grid-template-columns: minmax(0, 1fr) minmax(250px, 330px);
  gap: clamp(2rem, 6vw, 5.5rem);
}

.home-hero .hero-copy {
  max-width: 680px;
}

.home-hero .eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  margin-bottom: 1rem;
}

.home-hero .eyebrow::before {
  width: 2.5rem;
  height: 2px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  content: "";
}

.home-hero .hero-copy h1 {
  max-width: 13.5ch;
  font-size: clamp(3.35rem, 6.5vw, 6.45rem);
  line-height: 0.88;
  letter-spacing: -0.065em;
  text-wrap: balance;
}

.home-hero .lead {
  max-width: 58ch;
  margin-top: 1.6rem;
  color: color-mix(in srgb, var(--color-text) 72%, var(--color-muted));
  font-size: clamp(1.05rem, 1.5vw, 1.25rem);
}

.home-hero-watermark {
  position: absolute;
  right: -0.04em;
  bottom: -0.18em;
  z-index: -1;
  color: color-mix(in srgb, var(--color-primary) 9%, transparent);
  font-size: clamp(10rem, 23vw, 18rem);
  font-weight: 900;
  line-height: 0.8;
  letter-spacing: -0.1em;
  pointer-events: none;
  user-select: none;
}

.home-orbit {
  position: absolute;
  z-index: -1;
  border: 1px solid color-mix(in srgb, var(--color-primary) 21%, transparent);
  border-radius: 50%;
  pointer-events: none;
}

.home-orbit::after {
  position: absolute;
  top: 13%;
  left: 11%;
  width: 0.7rem;
  height: 0.7rem;
  border-radius: 50%;
  background: var(--color-accent);
  box-shadow: 0 0 0 0.4rem color-mix(in srgb, var(--color-accent) 18%, transparent);
  content: "";
}

.home-orbit-one {
  top: -13rem;
  right: -10rem;
  width: 34rem;
  height: 34rem;
}

.home-orbit-two {
  right: 15rem;
  bottom: -14rem;
  width: 27rem;
  height: 27rem;
}

.home-topics {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin: 1.4rem 0 0;
  padding: 0;
  list-style: none;
}

.home-topics li {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.42rem 0.72rem;
  border: 1px solid color-mix(in srgb, var(--color-border) 82%, transparent);
  border-radius: 999px;
  background: color-mix(in srgb, var(--color-surface) 70%, transparent);
  color: var(--color-muted);
  font-size: 0.78rem;
  font-weight: 850;
  backdrop-filter: blur(10px);
}

.home-topics li::before {
  width: 0.38rem;
  height: 0.38rem;
  border-radius: 50%;
  background: var(--color-primary);
  content: "";
}

.home-button-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 13.5rem));
  margin-top: 1.75rem;
}

.home-button-row .button {
  width: 100%;
}

.home-button-row .button,
.home-library-link {
  position: relative;
  overflow: hidden;
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease, color 180ms ease;
}

.home-button-row .button::before {
  position: absolute;
  inset: -1px;
  transform: translateX(-115%) skewX(-18deg);
  background: linear-gradient(100deg, transparent 20%, rgba(255, 255, 255, 0.42), transparent 80%);
  content: "";
  transition: transform 520ms ease;
}

.home-button-row .button:hover,
.home-button-row .button:focus-visible {
  transform: translateY(-0.2rem);
  box-shadow: var(--shadow-card);
}

.home-button-row .button:hover::before,
.home-button-row .button:focus-visible::before {
  transform: translateX(115%) skewX(-18deg);
}

.home-button-row .button svg {
  transition: transform 180ms ease;
}

.home-button-row .button:hover svg,
.home-button-row .button:focus-visible svg {
  transform: translateX(0.2rem);
}

.home-hero-visual {
  position: relative;
  z-index: 2;
  justify-self: end;
  width: min(100%, 330px);
  padding: 1.1rem 0 2rem 1.2rem;
}

.home-hero-visual::before {
  position: absolute;
  inset: 0.2rem 1rem 1.2rem 0;
  z-index: -1;
  transform: rotate(-4deg);
  border: 2px solid color-mix(in srgb, var(--color-primary) 55%, transparent);
  border-radius: calc(var(--radius) * 2.5);
  content: "";
  transition: transform 280ms ease;
}

.home-hero-visual:hover::before {
  transform: rotate(-1.5deg) translate(-0.2rem, 0.15rem);
}

.home-hero .hero-portrait-trigger {
  width: 100%;
  max-width: none;
  transform: rotate(1.75deg);
  border: 0;
  border-radius: calc(var(--radius) * 2.25);
  box-shadow: 0 28px 70px rgba(4, 50, 68, 0.25);
  transition: transform 260ms cubic-bezier(0.2, 0.75, 0.25, 1), box-shadow 260ms ease;
}

.home-hero .hero-portrait-trigger:hover,
.home-hero .hero-portrait-trigger:focus-visible {
  transform: rotate(0) translateY(-0.4rem);
  box-shadow: 0 36px 90px rgba(4, 50, 68, 0.32);
}

.home-hero .hero-portrait-trigger img {
  height: clamp(22rem, 36vw, 30rem);
  border-radius: calc(var(--radius) * 1.6);
}

.home-book-count {
  position: absolute;
  right: -1.2rem;
  bottom: 0;
  z-index: 3;
  display: grid;
  grid-template-columns: auto minmax(0, 8.7rem);
  align-items: center;
  gap: 0.7rem;
  padding: 0.75rem 1rem;
  transform: rotate(-2deg);
  border: 1px solid color-mix(in srgb, var(--color-border) 70%, transparent);
  border-radius: calc(var(--radius) * 1.5);
  background: color-mix(in srgb, var(--color-surface) 88%, transparent);
  box-shadow: var(--shadow-card);
  backdrop-filter: blur(14px);
}

.home-book-count strong {
  color: var(--color-primary-strong);
  font-size: 2.55rem;
  line-height: 0.85;
  letter-spacing: -0.08em;
}

.home-book-count span {
  color: var(--color-muted);
  font-size: 0.69rem;
  font-weight: 900;
  line-height: 1.25;
  text-transform: uppercase;
}

.home-voyage-strip-clip {
  overflow: clip;
  margin: 0.25rem 0 clamp(2.5rem, 5vw, 4.5rem);
}

.home-voyage-strip {
  position: relative;
  z-index: 2;
  overflow: hidden;
  padding: 0.8rem 0;
  transform: rotate(-1deg) scale(1.015);
  border-block: 1px solid color-mix(in srgb, var(--color-primary) 42%, var(--color-border));
  background: color-mix(in srgb, var(--color-surface-strong) 86%, transparent);
  color: var(--color-primary-strong);
}

.home-voyage-track {
  display: flex;
  width: 100%;
  align-items: center;
  justify-content: center;
  gap: clamp(1rem, 3vw, 2.5rem);
  min-height: 1.4rem;
  padding-inline: 1rem;
  font-size: 0.78rem;
  font-weight: 950;
  line-height: 1;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.home-voyage-track span,
.home-voyage-track i {
  flex: 0 0 auto;
  white-space: nowrap;
}

.home-voyage-track i {
  color: var(--color-accent);
  font-size: 1rem;
  font-style: normal;
}

.home-books-section {
  padding-top: 0;
}

.books-index-section {
  padding-top: clamp(2rem, 4vw, 4rem);
}

.books-index-section .home-library-head {
  margin-bottom: clamp(2rem, 4vw, 3.5rem);
}

.books-index-section .section-head h1 {
  max-width: 13ch;
  font-size: clamp(2.7rem, 5.5vw, 5rem);
  line-height: 0.92;
  letter-spacing: -0.055em;
}

.home-library {
  position: relative;
  overflow: hidden;
  padding: clamp(1.5rem, 4vw, 3.25rem);
  border-radius: calc(var(--radius) * 2.75);
  background:
    radial-gradient(circle at 8% 95%, color-mix(in srgb, var(--color-primary) 14%, transparent), transparent 25rem),
    linear-gradient(145deg, color-mix(in srgb, var(--color-surface-strong) 82%, transparent), var(--color-surface));
}

.home-library::before {
  position: absolute;
  top: -3.5rem;
  right: -1rem;
  color: color-mix(in srgb, var(--color-primary) 7%, transparent);
  content: "04";
  font-size: clamp(10rem, 22vw, 18rem);
  font-weight: 950;
  line-height: 1;
  letter-spacing: -0.09em;
  pointer-events: none;
}

.home-library-head {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 2rem;
  margin-bottom: clamp(2rem, 4vw, 3.5rem);
}

.home-library .section-head {
  max-width: 760px;
  margin: 0;
}

.home-library .section-head .eyebrow {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.home-library .section-head .eyebrow span {
  display: inline-grid;
  width: 2.1rem;
  height: 2.1rem;
  place-items: center;
  border: 1px solid color-mix(in srgb, var(--color-primary) 45%, var(--color-border));
  border-radius: 50%;
  font-size: 0.68rem;
}

.home-library .section-head h2 {
  max-width: 13ch;
  font-size: clamp(2.7rem, 5.5vw, 5rem);
  line-height: 0.92;
  letter-spacing: -0.055em;
}

.home-library .section-head p:last-child {
  max-width: 66ch;
  margin: 1.1rem 0 0;
}

.home-library-link {
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
  gap: 0.65rem;
  padding: 0.72rem 0.9rem;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  background: color-mix(in srgb, var(--color-surface) 82%, transparent);
  color: var(--color-text);
  font-size: 0.82rem;
  font-weight: 900;
  backdrop-filter: blur(8px);
}

.home-library-link:hover,
.home-library-link:focus-visible {
  transform: translateY(-0.18rem);
  border-color: var(--color-primary);
  color: var(--color-primary-strong);
}

.home-library-link svg {
  transition: transform 180ms ease;
}

.home-library-link:hover svg,
.home-library-link:focus-visible svg {
  transform: translateX(0.2rem);
}

.home-book-grid {
  position: relative;
  z-index: 1;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: clamp(0.8rem, 2vw, 1.25rem);
}

.home-book-grid .book-card {
  position: relative;
  grid-column: span 6;
  min-height: 100%;
  border-radius: calc(var(--radius) * 2);
  box-shadow: 0 14px 42px rgba(4, 50, 68, 0.09);
  transition: transform 240ms cubic-bezier(0.2, 0.75, 0.25, 1), border-color 200ms ease, box-shadow 240ms ease;
}

.home-book-grid .book-card-number {
  position: absolute;
  top: 0.85rem;
  right: 0.9rem;
  z-index: 2;
  display: grid;
  width: 2.2rem;
  height: 2.2rem;
  place-items: center;
  border: 1px solid color-mix(in srgb, var(--color-border) 75%, transparent);
  border-radius: 50%;
  background: color-mix(in srgb, var(--color-surface) 76%, transparent);
  color: var(--color-muted);
  font-size: 0.66rem;
  font-weight: 950;
  backdrop-filter: blur(9px);
}

.home-book-grid .book-card:hover,
.home-book-grid .book-card:focus-within {
  transform: translateY(-0.5rem);
  border-color: color-mix(in srgb, var(--color-primary) 60%, var(--color-border));
  box-shadow: 0 26px 65px rgba(4, 50, 68, 0.17);
}

.home-book-grid .book-card:nth-child(4n + 1) .book-card-cover {
  background: radial-gradient(circle at 15% 15%, color-mix(in srgb, var(--color-accent) 34%, transparent), transparent 12rem), linear-gradient(145deg, color-mix(in srgb, var(--color-primary) 23%, var(--color-surface-strong)), var(--color-surface-strong));
}

.home-book-grid .book-card:nth-child(4n + 2) .book-card-cover {
  background: radial-gradient(circle at 85% 15%, color-mix(in srgb, var(--color-coral) 28%, transparent), transparent 12rem), linear-gradient(145deg, color-mix(in srgb, var(--color-accent) 18%, var(--color-surface-strong)), var(--color-surface-strong));
}

.home-book-grid .book-card:nth-child(4n + 3) .book-card-cover {
  background: radial-gradient(circle at 18% 85%, color-mix(in srgb, var(--color-primary) 34%, transparent), transparent 13rem), linear-gradient(145deg, color-mix(in srgb, var(--color-coral) 14%, var(--color-surface-strong)), var(--color-surface-strong));
}

.home-book-grid .book-card:nth-child(4n) .book-card-cover {
  background: radial-gradient(circle at 82% 82%, color-mix(in srgb, var(--color-accent) 31%, transparent), transparent 13rem), linear-gradient(145deg, color-mix(in srgb, var(--color-primary) 19%, var(--color-surface-strong)), var(--color-surface-strong));
}

.home-book-grid .book-card-cover {
  position: relative;
  min-height: 20rem;
  overflow: hidden;
}

.home-book-grid .book-card-cover::after {
  position: absolute;
  inset: -20% -45%;
  transform: translateX(-80%) rotate(18deg);
  background: linear-gradient(90deg, transparent 30%, rgba(255, 255, 255, 0.2), transparent 70%);
  content: "";
  transition: transform 650ms ease;
  pointer-events: none;
}

.home-book-grid .book-card:hover .book-card-cover::after,
.home-book-grid .book-card:focus-within .book-card-cover::after {
  transform: translateX(80%) rotate(18deg);
}

.home-book-grid .book-card-cover img {
  max-width: min(54%, 240px);
  transform: rotate(-2deg);
  filter: drop-shadow(0 22px 20px rgba(4, 28, 38, 0.25));
  transition: transform 320ms cubic-bezier(0.2, 0.75, 0.25, 1), filter 320ms ease;
}

.home-book-grid .book-card:nth-child(even) .book-card-cover img {
  transform: rotate(2deg);
}

.home-book-grid .book-card:hover .book-card-cover img,
.home-book-grid .book-card:focus-within .book-card-cover img {
  transform: rotate(0) translateY(-0.35rem) scale(1.035);
  filter: drop-shadow(0 28px 25px rgba(4, 28, 38, 0.33));
}

.home-book-grid .book-card-body {
  gap: 0.9rem;
  padding: clamp(1.2rem, 3vw, 1.65rem);
}

.home-book-grid .book-card-body h3 {
  max-width: 19ch;
  font-size: clamp(1.45rem, 2.4vw, 2rem);
  line-height: 1.12;
  letter-spacing: -0.035em;
  text-wrap: balance;
}

.home-book-grid .book-card-body h3 {
  transition: color 180ms ease;
}

.home-book-grid .book-card:hover h3,
.home-book-grid .book-card:focus-visible h3 {
  color: var(--color-primary-strong);
}

.home-book-grid .text-link svg {
  transition: transform 180ms ease;
}

.home-book-grid .book-card:hover .text-link svg,
.home-book-grid .book-card:focus-visible .text-link svg {
  transform: translateX(0.25rem);
}

@media (prefers-reduced-motion: no-preference) {
  .home-hero .hero-copy > *, .home-hero-visual { animation: home-rise 650ms both; }
  .home-hero .hero-copy > :nth-child(2) { animation-delay: 60ms; }
  .home-hero .hero-copy > :nth-child(3) { animation-delay: 120ms; }
  .home-hero .hero-copy > :nth-child(4) { animation-delay: 180ms; }
  .home-hero .hero-copy > :nth-child(5) { animation-delay: 240ms; }
  .home-hero-visual { animation-delay: 160ms; }
  .home-book-count { animation: home-float 4s ease-in-out 900ms infinite; }
}

@keyframes home-rise {
  from { transform: translateY(1rem); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

@keyframes home-float {
  0%, 100% { transform: rotate(-2deg) translateY(0); }
  50% { transform: rotate(-1deg) translateY(-0.35rem); }
}

@media (max-width: 980px) {
  .home-hero { min-height: 0; }
  .home-hero .hero-layout { grid-template-columns: minmax(0, 1fr) minmax(220px, 280px); gap: 2rem; }
  .home-hero .hero-copy h1 { font-size: clamp(3rem, 7.3vw, 5rem); }
  .home-hero .hero-portrait-trigger img { height: clamp(21rem, 39vw, 26rem); }
}

@media (max-width: 760px) {
  .home-hero .hero-layout { grid-template-columns: 1fr; }
  .home-hero .hero-copy { max-width: none; }
  .home-hero .hero-copy h1 { max-width: 15ch; }
  .home-hero-visual { justify-self: center; width: min(100%, 290px); margin-top: 0.5rem; }
  .home-library-head { align-items: flex-start; flex-direction: column; }
  .home-book-grid .book-card { grid-column: 1 / -1; }
  .home-book-grid .book-card-cover { min-height: 18rem; }
}

@media (max-width: 640px) {
  .home-button-row { grid-template-columns: 1fr; }
  .home-hero { padding: 1.5rem; border-radius: calc(var(--radius) * 1.5); }
  .home-hero::before { background-size: 2rem 2rem; }
  .home-hero .hero-copy h1 { font-size: clamp(2.75rem, 13vw, 4rem); }
  .home-book-count { right: -0.25rem; grid-template-columns: auto minmax(0, 7.5rem); }
  .home-voyage-strip { margin-bottom: 3rem; }
  .home-library { padding: 1.25rem; border-radius: calc(var(--radius) * 1.5); }
  .home-library .section-head h2 { font-size: clamp(2.5rem, 13vw, 3.7rem); }
}

@media (max-width: 420px) {
  .home-topics { gap: 0.4rem; }
  .home-topics li { padding: 0.35rem 0.55rem; font-size: 0.71rem; }
  .home-hero-visual { width: calc(100% - 0.65rem); padding-left: 0.65rem; }
  .home-book-count { bottom: 0.2rem; padding: 0.65rem 0.8rem; }
  .home-book-count strong { font-size: 2.1rem; }
  .home-library-link { width: 100%; justify-content: space-between; }
  .home-book-grid .book-card-cover { min-height: 16rem; }
}

@media (prefers-reduced-motion: reduce) {
  .home-button-row .button, .home-hero-visual::before, .home-hero .hero-portrait-trigger,
  .home-book-grid .book-card, .home-book-grid .book-card-cover img, .home-book-grid .book-card-cover::after {
    transition-duration: 0.01ms;
  }
}