body.theme-luka.paper-page {
  min-height: 100vh;
}

.sr-only {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

body.theme-luka.paper-page .nav-links a[aria-current="page"] {
  color: var(--luka-accent);
}

body.theme-luka.paper-page .nav-links a[aria-current="page"]::after {
  transform: scaleX(1);
}

.paper-shell {
  width: min(1480px, calc(100% - 64px));
  margin: 0 auto;
  padding: 106px 0 64px;
}

.paper-hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 236px;
  gap: 64px;
  align-items: center;
  min-height: 420px;
  padding: 58px 64px;
  overflow: hidden;
  border: 1px solid var(--luka-border);
  border-radius: 28px;
  background:
    radial-gradient(circle at 8% 4%, var(--paper-wash), transparent 34%),
    linear-gradient(135deg, var(--paper-surface-strong), var(--paper-surface));
  box-shadow: 0 28px 70px color-mix(in srgb, var(--luka-shadow) 72%, transparent);
}

.paper-hero::before {
  content: "P";
  position: absolute;
  right: 242px;
  bottom: -112px;
  color: color-mix(in srgb, var(--luka-accent) 6%, transparent);
  font-family: "Libre Baskerville", Georgia, serif;
  font-size: 390px;
  font-weight: 700;
  line-height: 1;
  pointer-events: none;
}

.paper-hero-copy,
.paper-cover {
  position: relative;
  z-index: 1;
}

.paper-kicker {
  margin: 0 0 18px;
  color: var(--luka-accent);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.17em;
  text-transform: uppercase;
}

.paper-hero h1 {
  max-width: 900px;
  margin: 0;
  font-family: "Libre Baskerville", Georgia, serif;
  font-size: clamp(38px, 5vw, 72px);
  line-height: 1.01;
  letter-spacing: -0.045em;
}

.paper-hero h1 span {
  display: block;
  margin-top: 14px;
  color: color-mix(in srgb, var(--luka-text) 84%, var(--luka-secondary));
  font-family: "Source Sans 3", sans-serif;
  font-size: clamp(19px, 2vw, 28px);
  font-weight: 600;
  line-height: 1.22;
  letter-spacing: -0.02em;
}

.paper-authors {
  max-width: 820px;
  margin: 24px 0 0;
  color: var(--luka-secondary);
  font-size: 16px;
  line-height: 1.55;
}

.paper-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.paper-meta li {
  padding: 7px 11px;
  border: 1px solid var(--luka-border);
  border-radius: 999px;
  background: color-mix(in srgb, var(--paper-surface-strong) 86%, transparent);
  color: var(--luka-secondary);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.paper-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.paper-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  min-height: 44px;
  padding: 0 17px;
  border: 1px solid var(--luka-border);
  border-radius: 999px;
  background: var(--paper-surface-strong);
  color: var(--luka-text) !important;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
}

.paper-button--primary {
  border-color: var(--luka-accent);
  background: var(--luka-accent);
  color: #fff !important;
}

.paper-button:focus-visible,
.paper-search-input:focus-visible,
.paper-result:focus-visible,
.suggestion-chip:focus-visible,
.reader-tool:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--luka-accent) 34%, transparent);
  outline-offset: 3px;
}

.paper-cover {
  margin: 0;
  transform: rotate(1.5deg);
}

.paper-cover img {
  display: block;
  width: 100%;
  aspect-ratio: 8.5 / 11;
  object-fit: cover;
  object-position: top;
  border-radius: 4px;
  background: white;
  box-shadow:
    0 22px 42px rgba(41, 31, 24, 0.2),
    0 0 0 1px rgba(41, 31, 24, 0.08);
}

.paper-cover figcaption {
  margin-top: 11px;
  color: var(--luka-secondary);
  font-size: 11px;
  text-align: center;
}

.paper-workspace {
  display: grid;
  grid-template-columns: minmax(330px, 0.78fr) minmax(520px, 1.6fr);
  min-height: 760px;
  margin-top: 28px;
  overflow: hidden;
  border: 1px solid var(--luka-border);
  border-radius: 28px;
  background: var(--paper-surface);
  box-shadow: 0 24px 62px color-mix(in srgb, var(--luka-shadow) 58%, transparent);
}

.paper-search-panel {
  display: flex;
  flex-direction: column;
  min-width: 0;
  border-right: 1px solid var(--luka-border);
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--paper-wash) 82%, transparent), transparent 220px),
    var(--paper-surface);
}

.paper-search-head {
  padding: 30px 30px 20px;
  border-bottom: 1px solid var(--luka-border);
}

.paper-search-head h2 {
  margin: 0 0 7px;
  font-family: "Libre Baskerville", Georgia, serif;
  font-size: 25px;
}

.paper-search-head > p {
  margin: 0 0 20px;
  color: var(--luka-secondary);
  font-size: 14px;
  line-height: 1.45;
}

.paper-search-wrap {
  position: relative;
}

.paper-search-wrap > i {
  position: absolute;
  top: 50%;
  left: 15px;
  color: var(--luka-accent);
  transform: translateY(-50%);
  pointer-events: none;
}

.paper-search-input {
  width: 100%;
  height: 50px;
  padding: 0 48px 0 43px;
  border: 1px solid var(--luka-border);
  border-radius: 14px;
  background: var(--paper-surface-strong);
  color: var(--luka-text);
  font: inherit;
  font-size: 15px;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.paper-search-input::placeholder {
  color: color-mix(in srgb, var(--luka-secondary) 70%, transparent);
}

.search-shortcut {
  position: absolute;
  top: 50%;
  right: 12px;
  min-width: 25px;
  padding: 2px 6px;
  border: 1px solid var(--luka-border);
  border-radius: 6px;
  color: var(--luka-secondary);
  font-size: 11px;
  text-align: center;
  transform: translateY(-50%);
}

.paper-suggestions {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin-top: 13px;
}

.suggestion-chip {
  padding: 6px 9px;
  border: 0;
  border-radius: 999px;
  background: color-mix(in srgb, var(--luka-accent) 9%, transparent);
  color: var(--luka-accent);
  font: inherit;
  font-size: 12px;
  font-weight: 700;
  cursor: pointer;
}

.search-summary {
  min-height: 24px;
  margin: 15px 0 0;
  color: var(--luka-secondary);
  font-size: 13px;
}

.search-summary strong {
  color: var(--luka-accent);
}

.paper-results {
  flex: 1;
  max-height: 640px;
  padding: 18px;
  overflow-y: auto;
  overscroll-behavior: contain;
}

.paper-result {
  display: block;
  width: 100%;
  margin: 0 0 10px;
  padding: 17px 18px 18px;
  border: 1px solid transparent;
  border-radius: 15px;
  background: transparent;
  color: var(--luka-text);
  font: inherit;
  text-align: left;
  cursor: pointer;
  transition: border-color 0.16s ease, background 0.16s ease, transform 0.16s ease;
}

.paper-result:hover,
.paper-result.is-active {
  border-color: var(--luka-border);
  background: var(--paper-surface-strong);
  transform: translateX(3px);
}

.paper-result-top {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
}

.paper-result-page {
  color: var(--luka-accent);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.paper-result-section {
  color: var(--luka-secondary);
  font-size: 11px;
  text-align: right;
}

.paper-result p {
  display: -webkit-box;
  margin: 10px 0 0;
  overflow: hidden;
  color: color-mix(in srgb, var(--luka-text) 76%, var(--luka-secondary));
  font-size: 13px;
  line-height: 1.55;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 4;
}

.paper-result mark {
  padding: 0 2px;
  border-radius: 3px;
  background: color-mix(in srgb, var(--luka-accent) 22%, transparent);
  color: var(--luka-text);
}

.paper-empty {
  padding: 46px 20px;
  color: var(--luka-secondary);
  text-align: center;
}

.paper-empty i {
  display: block;
  margin-bottom: 15px;
  color: var(--luka-accent);
  font-size: 26px;
}

.paper-empty strong {
  display: block;
  margin-bottom: 6px;
  font-family: "Libre Baskerville", Georgia, serif;
  font-size: 18px;
}

.paper-empty p {
  margin: 0;
  font-size: 13px;
}

.paper-reader {
  display: flex;
  min-width: 0;
  flex-direction: column;
  background: #e8e5df;
}

[data-theme="dark"] .paper-reader {
  background: #10110f;
}

.reader-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 62px;
  padding: 0 20px;
  border-bottom: 1px solid var(--luka-border);
  background: color-mix(in srgb, var(--paper-surface-strong) 94%, transparent);
}

.reader-location {
  min-width: 0;
}

.reader-location strong,
.reader-location span {
  display: block;
}

.reader-location strong {
  font-size: 14px;
}

.reader-location span {
  max-width: 520px;
  overflow: hidden;
  color: var(--luka-secondary);
  font-size: 12px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.reader-tools {
  display: flex;
  gap: 8px;
}

.reader-tool {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border: 1px solid var(--luka-border);
  border-radius: 10px;
  background: var(--paper-surface-strong);
  color: var(--luka-text) !important;
  cursor: pointer;
}

.paper-frame {
  width: 100%;
  min-height: 698px;
  flex: 1;
  border: 0;
  background: #ece9e3;
}

.paper-note {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 24px;
  align-items: center;
  margin-top: 28px;
  padding: 26px 30px;
  border-left: 3px solid var(--luka-accent);
  background: var(--paper-surface);
}

.paper-note h2 {
  margin: 0 0 6px;
  font-family: "Libre Baskerville", Georgia, serif;
  font-size: 20px;
}

.paper-note p {
  margin: 0;
  color: var(--luka-secondary);
  font-size: 14px;
}

.paper-loading {
  padding: 44px 20px;
  color: var(--luka-secondary);
  font-size: 14px;
  text-align: center;
}

@media (prefers-reduced-motion: no-preference) {
  .paper-hero {
    animation: paper-rise 0.7s ease both;
  }

  .paper-workspace {
    animation: paper-rise 0.7s 0.12s ease both;
  }

  @keyframes paper-rise {
    from {
      opacity: 0;
      transform: translateY(14px);
    }
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }
}

@media (max-width: 1040px) {
  .paper-shell {
    width: min(100% - 36px, 920px);
  }

  .paper-hero {
    grid-template-columns: minmax(0, 1fr) 190px;
    gap: 38px;
    padding: 44px;
  }

  .paper-workspace {
    grid-template-columns: 1fr;
  }

  .paper-search-panel {
    border-right: 0;
    border-bottom: 1px solid var(--luka-border);
  }

  .paper-results {
    max-height: 390px;
  }

  .paper-frame {
    min-height: 720px;
  }
}

@media (max-width: 640px) {
  .paper-shell {
    width: min(100% - 24px, 600px);
    padding-top: 150px;
  }

  .paper-hero {
    grid-template-columns: 1fr;
    padding: 30px 24px;
    border-radius: 20px;
  }

  .paper-hero::before {
    right: -30px;
    bottom: 90px;
    font-size: 250px;
  }

  .paper-hero h1 {
    font-size: 43px;
  }

  .paper-cover {
    width: min(210px, 72%);
    margin: 4px auto 0;
  }

  .paper-workspace {
    border-radius: 20px;
  }

  .paper-search-head {
    padding: 24px 20px 18px;
  }

  .paper-results {
    padding: 12px;
  }

  .paper-frame {
    min-height: 68vh;
  }

  .reader-toolbar {
    padding: 9px 12px;
  }

  .reader-location span {
    max-width: 190px;
  }

  .paper-note {
    grid-template-columns: 1fr;
    padding: 23px;
  }
}