.paper-hero {
  padding-bottom: 54px;
}

.paper-hero-grid,
.paper-overview-grid,
.paper-dual-grid {
  display: grid;
  gap: 20px;
}

.paper-hero-grid {
  grid-template-columns: minmax(0, 1.45fr) minmax(300px, 0.78fr);
  align-items: start;
}

.paper-hero-copy {
  text-align: left;
}

.paper-lead {
  max-width: 780px;
}

.paper-authors {
  color: color-mix(in srgb, var(--text) 84%, #d4e5ff 16%);
  font-size: 0.96rem;
}

.paper-actions {
  justify-content: flex-start;
}

.paper-side-card,
.paper-card,
.paper-figure,
.paper-table-wrap {
  border: 1px solid var(--line);
  border-radius: 18px;
  background: color-mix(in srgb, var(--panel) 92%, transparent);
  box-shadow: var(--shadow);
}

.paper-figure {
  margin: 0;
}

.paper-side-card,
.paper-copy-card {
  padding: 20px;
}

.paper-metric-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.paper-metric-card {
  padding: 14px;
  border-radius: 14px;
  border: 1px solid color-mix(in srgb, var(--line) 70%, var(--primary) 30%);
  background: linear-gradient(165deg, rgba(25, 34, 52, 0.92), rgba(16, 21, 33, 0.92));
}

body.theme-light .paper-metric-card {
  background: linear-gradient(165deg, rgba(255, 255, 255, 0.96), rgba(238, 243, 252, 0.96));
}

.paper-metric-card h3 {
  margin: 0;
  color: #cae2ff;
  font-size: 1.3rem;
}

body.theme-light .paper-metric-card h3 {
  color: var(--primary);
}

.paper-metric-card p,
.paper-side-note,
.paper-copy-card p,
.paper-copy-card li,
.paper-figure figcaption,
.paper-table th,
.paper-table td {
  color: var(--text-muted);
}

.paper-metric-card p {
  margin: 6px 0 0;
  font-size: 0.86rem;
}

.paper-side-note {
  margin: 14px 0 0;
  font-size: 0.94rem;
}

.paper-hero-figure {
  margin-top: 22px;
}

.paper-figure {
  overflow: hidden;
}

.paper-figure img {
  display: block;
  width: 100%;
  height: auto;
  background: color-mix(in srgb, var(--bg) 85%, #04070d 15%);
}

.paper-figure figcaption {
  padding: 14px 18px 18px;
  font-size: 0.9rem;
}

.paper-head {
  margin-bottom: 24px;
}

.paper-overview-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.paper-copy-card h3 {
  margin: 0 0 12px;
  font-size: 1.05rem;
}

.paper-list {
  margin: 0;
  padding-left: 18px;
}

.paper-list li + li {
  margin-top: 8px;
}

.paper-phase-grid,
.paper-feature-grid {
  margin-top: 20px;
}

.paper-dual-grid {
  margin-top: 20px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.paper-quote {
  margin: 22px 0 0;
  padding: 18px 20px;
  border-left: 4px solid var(--primary);
  border-radius: 0 16px 16px 0;
  background: color-mix(in srgb, var(--panel-hover) 86%, transparent);
  color: color-mix(in srgb, var(--text) 90%, #cfe0ff 10%);
}

.paper-stat-grid {
  margin-top: 0;
  margin-bottom: 18px;
}

.paper-table-wrap {
  overflow-x: auto;
  padding: 10px;
}

.paper-table {
  width: 100%;
  min-width: 740px;
  border-collapse: collapse;
}

.paper-table th,
.paper-table td {
  padding: 13px 14px;
  text-align: left;
  border-bottom: 1px solid color-mix(in srgb, var(--line) 84%, transparent);
}

.paper-table th {
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.paper-table-highlight td {
  color: var(--text);
  font-weight: 700;
  background: color-mix(in srgb, var(--primary) 12%, transparent);
}

.paper-eval-grid {
  align-items: start;
}

.paper-eval-note {
  margin-top: 20px;
}

.paper-code {
  margin: 0;
  padding: 16px;
  overflow-x: auto;
  border-radius: 14px;
  background: color-mix(in srgb, var(--bg) 90%, #0b1020 10%);
  border: 1px solid color-mix(in srgb, var(--line) 82%, transparent);
  color: color-mix(in srgb, var(--text) 90%, #d7e7ff 10%);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.88rem;
  line-height: 1.6;
}

@media (max-width: 980px) {
  .paper-hero-grid,
  .paper-overview-grid,
  .paper-dual-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  .paper-actions {
    justify-content: stretch;
  }

  .paper-actions .btn {
    width: 100%;
  }

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