.book-campaign {
  position: relative;
  overflow: hidden;
  padding: 96px 5vw;
  color: #f7f1df;
  background:
    radial-gradient(circle at 82% 12%, rgba(201, 162, 39, 0.19), transparent 31%),
    radial-gradient(circle at 8% 88%, rgba(55, 116, 84, 0.2), transparent 34%),
    #080c09;
  isolation: isolate;
}

.book-campaign::before {
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
  background-size: 56px 56px;
  content: "";
  mask-image: linear-gradient(to bottom, transparent, #000 22%, #000 78%, transparent);
}

.book-campaign-shell {
  width: min(1240px, 100%);
  margin: 0 auto;
}

.book-campaign-head {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(280px, 0.65fr);
  gap: 54px;
  align-items: end;
  margin-bottom: 54px;
}

.book-kicker,
.book-status {
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.book-kicker {
  margin: 0 0 18px;
  color: #d8b850;
}

.book-campaign h2 {
  max-width: 780px;
  margin: 0;
  font-size: clamp(2.7rem, 5.7vw, 6.1rem);
  line-height: 0.9;
  letter-spacing: -0.055em;
}

.book-campaign h2 em {
  color: #d8b850;
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 400;
}

.book-campaign-intro {
  max-width: 480px;
  margin: 0 0 8px;
  color: rgba(247, 241, 223, 0.7);
  font-size: 1.08rem;
  line-height: 1.7;
}

.book-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
}

.book-card {
  position: relative;
  display: grid;
  grid-template-columns: minmax(190px, 0.82fr) minmax(0, 1.18fr);
  gap: 32px;
  min-height: 540px;
  padding: 30px;
  overflow: hidden;
  border: 1px solid rgba(216, 184, 80, 0.28);
  background: rgba(255, 255, 255, 0.045);
  box-shadow: 0 28px 80px rgba(0, 0, 0, 0.3);
}

.book-card--available {
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.085), rgba(255, 255, 255, 0.025));
}

.book-card--teaser {
  border-color: rgba(102, 234, 173, 0.25);
  background: linear-gradient(145deg, rgba(31, 76, 55, 0.35), rgba(5, 9, 7, 0.82));
}

.book-cover-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 0;
}

.book-cover {
  display: block;
  width: min(100%, 245px);
  height: auto;
  border: 1px solid rgba(255, 255, 255, 0.18);
  box-shadow: 0 24px 55px rgba(0, 0, 0, 0.55);
  transform: rotate(-1.5deg);
}

.book-card-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-width: 0;
}

.book-status {
  width: fit-content;
  margin-bottom: 22px;
  padding: 8px 11px;
  color: #11170f;
  background: #d8b850;
}

.book-card--teaser .book-status {
  color: #06110b;
  background: #66eaad;
}

.book-campaign h3 {
  margin: 0 0 16px;
  color: #fffaf0;
  font-size: clamp(1.9rem, 3.5vw, 3.4rem);
  line-height: 0.96;
  letter-spacing: -0.035em;
}

.book-subtitle {
  margin: 0 0 18px;
  color: #d8b850;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.04rem;
  line-height: 1.45;
}

.book-description,
.alpha-whisper {
  margin: 0 0 24px;
  color: rgba(247, 241, 223, 0.72);
  line-height: 1.65;
}

.book-impact {
  margin: 18px 0 0;
  color: rgba(247, 241, 223, 0.52);
  font-size: 0.76rem;
  line-height: 1.55;
}

.book-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: fit-content;
  padding: 14px 18px;
  color: #0c120d;
  background: #f7f1df;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.09em;
  text-decoration: none;
  text-transform: uppercase;
  transition: transform 180ms ease, background 180ms ease;
}

.book-button:hover {
  background: #d8b850;
  transform: translateY(-2px);
}

.alpha-cover {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: center;
  width: min(100%, 245px);
  aspect-ratio: 0.68;
  padding: 26px 20px;
  overflow: hidden;
  border: 1px solid rgba(102, 234, 173, 0.52);
  color: #e8fff4;
  background:
    repeating-linear-gradient(0deg, transparent 0 5px, rgba(102, 234, 173, 0.035) 5px 6px),
    radial-gradient(circle at 50% 42%, rgba(102, 234, 173, 0.26), transparent 36%),
    #030806;
  box-shadow: 0 0 0 8px rgba(102, 234, 173, 0.035), 0 24px 60px rgba(0, 0, 0, 0.55);
}

.alpha-cover::before,
.alpha-cover::after {
  position: absolute;
  left: 50%;
  width: 180px;
  height: 180px;
  border: 1px solid rgba(102, 234, 173, 0.22);
  content: "";
  transform: translateX(-50%) rotate(45deg);
}

.alpha-cover::before { top: 52px; }
.alpha-cover::after { bottom: 52px; width: 105px; height: 105px; }

.alpha-word,
.alpha-kode,
.alpha-byline {
  position: relative;
  z-index: 1;
}

.alpha-word {
  font-size: clamp(0.8rem, 1.4vw, 1rem);
  font-weight: 700;
  letter-spacing: 0.62em;
}

.alpha-kode {
  margin: 3px 0 92px;
  color: #66eaad;
  font-size: clamp(2.3rem, 4.2vw, 4rem);
  font-weight: 900;
  line-height: 0.9;
  letter-spacing: -0.08em;
}

.alpha-byline {
  font-size: 0.61rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.alpha-scan {
  position: absolute;
  inset: 0;
  z-index: 2;
  border-top: 1px solid rgba(102, 234, 173, 0.8);
  background: linear-gradient(to bottom, rgba(102, 234, 173, 0.13), transparent 60px);
  animation: alpha-scan 4.8s ease-in-out infinite;
  pointer-events: none;
}

.alpha-readout {
  display: grid;
  gap: 8px;
  margin: 0 0 24px;
}

.alpha-readout span {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 9px 0;
  border-bottom: 1px solid rgba(102, 234, 173, 0.16);
  color: rgba(232, 255, 244, 0.68);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.71rem;
  letter-spacing: 0.08em;
}

.alpha-readout b {
  color: #66eaad;
  font-weight: 600;
}

.book-button--ghost {
  color: #dffff0;
  border: 1px solid rgba(102, 234, 173, 0.44);
  background: transparent;
}

.book-button--ghost:hover {
  color: #07110b;
  background: #66eaad;
}

@keyframes alpha-scan {
  0%, 12% { transform: translateY(-12%); opacity: 0; }
  22%, 72% { opacity: 1; }
  88%, 100% { transform: translateY(108%); opacity: 0; }
}

@media (max-width: 1080px) {
  .book-card {
    grid-template-columns: 1fr;
  }

  .book-cover,
  .alpha-cover {
    width: min(230px, 76%);
  }
}

@media (max-width: 820px) {
  .book-campaign {
    padding: 72px 5vw;
  }

  .book-campaign-head,
  .book-grid {
    grid-template-columns: 1fr;
  }

  .book-campaign-head {
    gap: 24px;
    margin-bottom: 38px;
  }

  .book-card {
    min-height: 0;
    padding: 24px;
  }
}

@media (max-width: 520px) {
  .book-campaign h2 {
    font-size: clamp(2.5rem, 15vw, 4rem);
  }

  .book-card {
    gap: 24px;
    padding: 20px;
  }

  .book-cover,
  .alpha-cover {
    width: min(220px, 88%);
  }
}

@media (prefers-reduced-motion: reduce) {
  .alpha-scan { animation: none; }
  .book-button { transition: none; }
}