.prologue-page {
  min-width: 0;
  overflow-x: hidden;
  background:
    radial-gradient(circle at 50% 10rem, rgba(111, 78, 38, 0.14), transparent 30rem),
    #07090d;
}

.prologue-header {
  position: absolute;
  background: linear-gradient(to bottom, rgba(3, 4, 7, 0.95), rgba(3, 4, 7, 0.42), transparent);
}

.prologue-header-nav {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.prologue-header-nav a,
.prologue-header-nav span {
  color: var(--muted);
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font: 0.72rem/1.3 Arial, sans-serif;
}

.prologue-header-nav a:hover,
.prologue-header-nav a:focus-visible { color: var(--bone); }

.prologue-header-nav span[aria-disabled="true"] { color: #696357; }

.prologue-hero {
  position: relative;
  min-height: 70svh;
  display: grid;
  place-items: center;
  overflow: hidden;
  isolation: isolate;
  padding: 9rem clamp(1.25rem, 6vw, 6rem) 6rem;
  text-align: center;
  background:
    linear-gradient(180deg, rgba(7, 9, 13, 0.04), rgba(7, 9, 13, 0.48) 66%, #07090d 98%),
    radial-gradient(ellipse at 17% 42%, rgba(151, 94, 39, 0.17), transparent 31rem),
    radial-gradient(ellipse at 84% 32%, rgba(114, 66, 31, 0.15), transparent 28rem),
    radial-gradient(circle at 50% 45%, rgba(154, 102, 43, 0.24), transparent 25rem),
    linear-gradient(135deg, #050609, #0b0f17 50%, #050609);
  box-shadow:
    inset 0 -9rem 10rem -7rem rgba(184, 119, 47, 0.15),
    inset 0 8rem 10rem -8rem rgba(0, 0, 0, 0.9);
}

.prologue-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -2;
  opacity: 0.6;
  background:
    linear-gradient(90deg, rgba(0, 0, 0, 0.65), transparent 22% 78%, rgba(0, 0, 0, 0.65)),
    linear-gradient(180deg, rgba(3, 4, 7, 0.88), transparent 24%, transparent 62%, #07090d 98%),
    url("/assets/prologue-ruins-atmosphere-v2.webp") center 68% / cover no-repeat,
    repeating-linear-gradient(115deg, transparent 0 11px, rgba(255, 255, 255, 0.022) 12px 13px),
    radial-gradient(circle at center, transparent 0 30%, #000 86%);
  filter: saturate(0.78) contrast(1.08);
  -webkit-mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.72), #000 24% 78%, transparent 100%);
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.72), #000 24% 78%, transparent 100%);
}

.prologue-hero::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -1px;
  z-index: -1;
  width: min(84vw, 58rem);
  height: 9rem;
  transform: translateX(-50%);
  background:
    linear-gradient(90deg, transparent, rgba(201, 162, 82, 0.17) 28%, rgba(225, 190, 108, 0.52) 50%, rgba(201, 162, 82, 0.17) 72%, transparent) bottom / 100% 1px no-repeat,
    linear-gradient(to bottom, transparent, rgba(201, 162, 82, 0.58)) center / 1px 100% no-repeat,
    radial-gradient(ellipse at 50% 100%, rgba(160, 103, 40, 0.18), transparent 65%);
}

.prologue-hero-mark {
  position: absolute;
  z-index: 0;
  width: min(78vw, 44rem);
  aspect-ratio: 1;
  pointer-events: none;
  opacity: 0.7;
  background: url("/assets/prologue-circles-emblem.webp") center / contain no-repeat;
  mix-blend-mode: screen;
  filter: saturate(0.86) brightness(0.84);
  transform: translateY(1.25rem);
  -webkit-mask-image: radial-gradient(circle, #000 56%, rgba(0, 0, 0, 0.94) 69%, transparent 91%);
  mask-image: radial-gradient(circle, #000 56%, rgba(0, 0, 0, 0.94) 69%, transparent 91%);
}

.prologue-hero-mark::before,
.prologue-hero-mark::after {
  content: none;
}

.prologue-hero-inner {
  position: relative;
  z-index: 1;
  width: min(100%, 60rem);
  animation: prologue-reveal 700ms ease both;
}

.prologue-volume,
.prologue-label {
  margin: 0;
  color: var(--gold);
  text-transform: uppercase;
  letter-spacing: 0.25em;
  font: 0.72rem/1.4 Arial, sans-serif;
}

.prologue-hero h1 {
  margin: 1rem 0 1.2rem;
  color: var(--bone);
  font-size: clamp(4.4rem, 12vw, 9rem);
  font-weight: normal;
  line-height: 0.88;
  letter-spacing: 0.025em;
  text-transform: uppercase;
  text-shadow:
    0 0 2.6rem rgba(197, 142, 61, 0.08),
    0 0 0.75rem rgba(0, 0, 0, 0.78);
}

.prologue-subtitle {
  margin: 0;
  color: #bdb4a3;
  font-size: clamp(1.08rem, 2vw, 1.32rem);
  line-height: 1.6;
}

.prologue-reading {
  position: relative;
  padding: clamp(5rem, 9vw, 8rem) clamp(1.25rem, 6vw, 6rem) clamp(7rem, 12vw, 11rem);
  background:
    radial-gradient(ellipse at 7% 9%, rgba(106, 70, 31, 0.105), transparent 27rem),
    radial-gradient(ellipse at 94% 17%, rgba(77, 53, 31, 0.08), transparent 25rem),
    radial-gradient(circle at 30% 38%, rgba(86, 64, 35, 0.055), transparent 27rem),
    linear-gradient(180deg, #07090d, #090b10 55%, #07090d);
}

.prologue-reading::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: min(100%, 58rem);
  transform: translateX(-50%);
  border-inline: 1px solid rgba(218, 185, 104, 0.055);
  pointer-events: none;
}

.prologue-reading::after {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  width: min(82vw, 48rem);
  height: clamp(5rem, 11vw, 8.5rem);
  transform: translateX(-50%);
  background:
    radial-gradient(ellipse at 50% 0, rgba(184, 128, 54, 0.22), transparent 68%),
    linear-gradient(90deg, transparent, rgba(212, 176, 88, 0.24) 46%, rgba(235, 202, 121, 0.52) 50%, rgba(212, 176, 88, 0.24) 54%, transparent) top / 100% 1px no-repeat,
    linear-gradient(to bottom, rgba(225, 190, 108, 0.34), transparent 72%) center top / 1px 100% no-repeat;
  pointer-events: none;
}

.prologue-manuscript {
  position: relative;
  width: min(100%, 45rem);
  margin: 0 auto;
}

.prologue-manuscript::before {
  content: "";
  display: block;
  width: 4.5rem;
  height: 1px;
  margin: 0 auto clamp(3.5rem, 7vw, 5.5rem);
  background:
    radial-gradient(circle at center, var(--gold-bright) 0 1px, transparent 2px),
    linear-gradient(90deg, transparent, var(--gold), transparent);
  box-shadow: 0 0 1.5rem rgba(201, 162, 82, 0.18);
}

.prologue-manuscript p {
  margin: 0 0 1.55em;
  color: #ddd4c4;
  font-size: clamp(1.08rem, 1.45vw, 1.2rem);
  line-height: 1.88;
  text-wrap: pretty;
}

.prologue-manuscript p:first-child::first-letter {
  float: left;
  margin: 0.08em 0.12em 0 0;
  color: var(--gold-bright);
  font-size: 4.15em;
  line-height: 0.78;
}

.prologue-end {
  position: relative;
  width: min(100%, 45rem);
  margin: clamp(5rem, 10vw, 8rem) auto 0;
  padding: clamp(2.1rem, 5vw, 3.25rem) clamp(1.4rem, 5vw, 3.5rem);
  border-top: 1px solid rgba(218, 185, 104, 0.28);
  border-bottom: 1px solid rgba(218, 185, 104, 0.14);
  text-align: center;
  background: linear-gradient(180deg, rgba(201, 162, 82, 0.055), transparent);
}

.prologue-end p {
  margin: 0 0 1.7rem;
  color: #cfc5b3;
  font-size: clamp(1.15rem, 2vw, 1.4rem);
  line-height: 1.6;
}

.prologue-return {
  display: inline-flex;
  align-items: center;
  padding: 0.8rem 1rem;
  border-bottom: 1px solid var(--gold);
  color: var(--gold-bright);
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font: 0.72rem/1.25 Arial, sans-serif;
}

.prologue-return:hover,
.prologue-return:focus-visible { background: rgba(201, 162, 82, 0.08); }

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

@media (max-width: 760px) {
  .prologue-header { padding: 1.15rem 1rem; }
  .prologue-header-nav { justify-content: center; flex-wrap: wrap; gap: 0.65rem 1rem; }
  .prologue-header-nav a,
  .prologue-header-nav span {
    letter-spacing: 0.11em;
    font-size: 0.64rem;
  }
  .prologue-hero {
    min-height: 62svh;
    padding: 7.5rem 1rem 4.75rem;
    background:
      linear-gradient(180deg, rgba(7, 9, 13, 0.08), rgba(7, 9, 13, 0.72) 74%, #07090d 97%),
      radial-gradient(circle at 50% 42%, rgba(136, 94, 42, 0.16), transparent 21rem),
      linear-gradient(135deg, #050609, #0b0f17 50%, #050609);
  }
  .prologue-hero::before {
    opacity: 0.42;
    background:
      linear-gradient(180deg, rgba(3, 4, 7, 0.82), transparent 28%, #07090d 98%),
      linear-gradient(90deg, rgba(0, 0, 0, 0.58), transparent 32% 68%, rgba(0, 0, 0, 0.58)),
      url("/assets/prologue-ruins-atmosphere-v2.webp") center 66% / auto 88% no-repeat;
    filter: saturate(0.68) contrast(1.05);
  }
  .prologue-hero::after {
    width: calc(100% - 2rem);
    height: 6.5rem;
  }
  .prologue-hero-mark {
    width: min(106vw, 29rem);
    opacity: 0.62;
    filter: saturate(0.78) brightness(0.78);
    transform: translateY(0.75rem);
    -webkit-mask-image: radial-gradient(circle, #000 54%, rgba(0, 0, 0, 0.92) 69%, transparent 90%);
    mask-image: radial-gradient(circle, #000 54%, rgba(0, 0, 0, 0.92) 69%, transparent 90%);
  }
  .prologue-hero h1 { font-size: clamp(3.2rem, 19vw, 5.4rem); }
  .prologue-reading {
    padding: 4.5rem 1.1rem 6.5rem;
    background:
      radial-gradient(ellipse at 50% 0, rgba(106, 70, 31, 0.08), transparent 18rem),
      linear-gradient(180deg, #07090d, #090b10 55%, #07090d);
  }
  .prologue-reading::before { width: calc(100% - 1rem); }
  .prologue-reading::after { width: calc(100% - 2.2rem); }
  .prologue-manuscript p {
    font-size: 1.06rem;
    line-height: 1.82;
  }
  .prologue-end { margin-top: 4.5rem; }
}

@media (max-width: 390px) {
  .prologue-header-nav { gap: 0.55rem 0.8rem; }
  .prologue-header-nav a { font-size: 0.57rem; letter-spacing: 0.075em; }
}

@media (prefers-reduced-motion: reduce) {
  .prologue-hero-inner { animation: none; }
}