.source-page-header {
  position: sticky;
  top: 14px;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  width: min(1120px, calc(100% - 32px));
  margin: 14px auto 0;
  pointer-events: none;
}

.source-back-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 42px;
  margin-bottom: 0;
  padding: 0 16px 0 12px;
  border: 1px solid rgba(0, 122, 255, 0.35);
  border-radius: 999px;
  background: #ffffff;
  color: var(--accent);
  font-weight: 700;
  text-decoration: none;
  box-shadow: 0 10px 28px rgba(0, 122, 255, 0.12);
  pointer-events: auto;
}

.source-back-link:hover {
  border-color: rgba(0, 122, 255, 0.55);
  background: var(--accent-soft);
}

.source-sticky-copy {
  position: absolute;
  top: 0;
  right: 0;
  width: auto;
  opacity: 0;
  transform: translateY(-8px);
  pointer-events: none;
  transition: opacity 0.18s ease, transform 0.18s ease;
}

.source-sticky-copy.is-visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.back-link-icon {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2.4;
}

.source-page-main {
  width: min(1120px, calc(100% - 32px));
}

.source-hero {
  padding: 76px 0 44px;
}

.source-hero-title-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 14px;
}

.source-hero-title-row h1 {
  max-width: 720px;
  margin-bottom: 0;
}

.source-subtitle {
  max-width: 720px;
  color: var(--muted);
  font-size: clamp(18px, 2.2vw, 26px);
  line-height: 1.55;
}

.source-toolbar {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 20px;
}

.source-toolbar .eyebrow {
  margin: 0 0 8px;
}

.source-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 10px;
}

.source-plugin-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 16px;
}

.source-plugin-card {
  display: flex;
  flex-direction: column;
  min-height: 350px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.84);
  box-shadow: 0 18px 54px rgba(24, 32, 48, 0.08);
  backdrop-filter: saturate(180%) blur(18px);
}

.source-card-top {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 16px;
  align-items: center;
  margin-bottom: 16px;
}

.source-card-logo {
  width: 72px;
  height: 72px;
  border: 1px solid var(--line);
  border-radius: 8px;
  object-fit: cover;
  background: #f2f4f8;
}

.source-card-title {
  min-width: 0;
}

.source-card-title h3 {
  margin-bottom: 6px;
  font-size: 21px;
  line-height: 1.28;
}

.source-card-author {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 0;
}

.source-inline-icon {
  flex: 0 0 auto;
  width: 16px;
  height: 16px;
}

.source-author-icon {
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2;
}

.source-card-title p,
.source-card-desc,
.source-card-extra {
  color: var(--muted);
}

.source-card-desc {
  flex: 1;
  margin-bottom: 18px;
  line-height: 1.68;
}

.source-card-meta,
.source-card-extra {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.source-card-meta {
  margin-bottom: 10px;
}

.source-card-meta span {
  padding: 5px 9px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 12px;
  font-weight: 700;
}

.source-card-meta .source-star-tag {
  background: var(--accent);
  color: #ffffff;
}

.source-card-extra {
  margin-bottom: 18px;
  font-size: 13px;
}

.source-card-footer {
  display: flex;
  justify-content: flex-end;
  margin-top: auto;
}

.source-card-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 38px;
  padding: 0 14px;
  border: 1px solid rgba(0, 122, 255, 0.36);
  border-radius: 8px;
  background: #ffffff;
  color: var(--accent);
  font-weight: 700;
  text-decoration: none;
}

.source-github-icon {
  fill: currentColor;
}

.source-card-link:hover {
  border-color: rgba(0, 122, 255, 0.58);
  background: var(--accent-soft);
}

.install-guide {
  padding: 64px 0 76px;
}

.install-steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.install-step {
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #ffffff;
}

.install-step h3 {
  margin-bottom: 10px;
  font-size: 21px;
}

.install-step p {
  color: var(--muted);
  line-height: 1.65;
}

.step-visual {
  display: grid;
  gap: 8px;
  height: 118px;
  margin-bottom: 18px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #f6f8fb;
}

.step-dot,
.step-line,
.step-guide-line,
.step-tab,
.step-panel,
.step-input,
.step-button,
.step-confirm-button {
  display: block;
  border-radius: 999px;
  background: #d7dce5;
}

.step-dot {
  justify-self: end;
  width: 72px;
  height: 28px;
  background: var(--accent);
}

.step-line {
  width: 56%;
  height: 10px;
}

.step-line.wide {
  width: 78%;
}

.step-tab {
  width: 44px;
  height: 12px;
}

.step-tab.active {
  width: 48px;
  background: var(--accent);
}

.step-guide-line {
  width: 78px;
  height: 12px;
}

.step-source-visual {
  grid-template-columns: auto auto 1fr;
  align-content: start;
  align-items: center;
}

.step-source-visual .step-guide-line {
  grid-row: 1;
  grid-column: 1;
}

.step-source-visual .step-tab.active {
  grid-row: 1;
  grid-column: 2;
}

.step-source-visual .step-tab:not(.active) {
  grid-row: 2;
  grid-column: 1;
}

.step-source-visual .step-panel {
  grid-row: 3;
  grid-column: 1 / -1;
}

.step-panel {
  width: 100%;
  height: 42px;
  border-radius: 8px;
}

.step-input {
  width: 100%;
  height: 34px;
  border-radius: 8px;
}

.step-button {
  width: 100%;
  height: 14px;
}

.step-confirm-button {
  width: 100%;
  height: 14px;
  background: var(--accent);
}

@media (max-width: 900px) {
  .source-hero-title-row,
  .source-toolbar,
  .install-steps {
    grid-template-columns: 1fr;
  }

  .source-hero-title-row,
  .source-toolbar {
    align-items: start;
    flex-direction: column;
  }

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

  .install-steps {
    display: grid;
  }
}

@media (max-width: 640px) {
  .source-actions,
  .source-button {
    width: 100%;
  }

  .source-sticky-copy {
    top: 56px;
    right: auto;
    left: 0;
    width: 100%;
  }
}