:root {
  --paper: #f2ebdc;
  --paper-deep: #e5dac5;
  --paper-light: #fbf7ed;
  --ink: #172023;
  --ink-soft: #50595a;
  --rule: #b7aa91;
  --rule-strong: #786f61;
  --stamp: #a93525;
  --stamp-dark: #762419;
  --focus: #006d77;
  --paper-selected: #e9deca;
  --placeholder: #6b6f6b;
  --disabled-ink: #77766f;
  --command-rule: #465052;
  --command-label: #cfd4cf;
  --command-disabled: #aeb5b0;
  --command-disabled-bg: #303a3c;
  --command-example: #ffd6c7;
  --command-paper: #f5efe3;
  --command-action: #fff8eb;
  --shadow: 0 18px 44px rgba(55, 43, 25, 0.14);
  --control-shadow: 0 10px 30px rgba(55, 43, 25, 0.08);
  --serif: "Noto Serif SC Variable", "Noto Serif SC", "Source Han Serif SC", "Songti SC", serif;
  --sans: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--sans);
  line-height: 1.65;
}

button,
input {
  font: inherit;
}

a {
  color: inherit;
}

.skip-link {
  position: fixed;
  z-index: 20;
  top: 0.75rem;
  left: 0.75rem;
  padding: 0.65rem 0.9rem;
  color: var(--paper-light);
  background: var(--ink);
  transform: translateY(-160%);
  transition: transform 160ms ease-out;
}

.skip-link:focus {
  transform: translateY(0);
}

:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 3px;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
}

.site-header,
main,
footer {
  width: min(1180px, calc(100% - 2rem));
  margin-inline: auto;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 78px;
  border-bottom: 1px solid var(--rule-strong);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  color: var(--ink);
  font-weight: 720;
  text-decoration: none;
}

.brand-mark {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  color: var(--paper-light);
  background: var(--ink);
  font-family: var(--serif);
  font-size: 1.25rem;
}

.header-actions {
  display: flex;
  gap: 1.25rem;
  align-items: center;
  font-size: 0.9rem;
}

.header-actions a {
  color: var(--ink-soft);
  text-underline-offset: 0.25rem;
}

.header-actions a:hover {
  color: var(--stamp-dark);
}

.intro {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(280px, 0.7fr);
  gap: clamp(3rem, 8vw, 8rem);
  align-items: end;
  padding: clamp(4.5rem, 10vw, 8.5rem) 0 clamp(4rem, 8vw, 7rem);
}

.intro h1 {
  max-width: 12ch;
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(2.8rem, 7vw, 5.8rem);
  font-weight: 750;
  letter-spacing: -0.035em;
  line-height: 1.05;
  text-wrap: balance;
}

.intro-copy > p {
  max-width: 62ch;
  margin: 2rem 0 0;
  color: var(--ink-soft);
  font-size: clamp(1rem, 1.6vw, 1.2rem);
}

.workflow {
  margin: 0;
  padding: 0;
  border-top: 2px solid var(--ink);
  list-style: none;
}

.workflow li {
  display: grid;
  grid-template-columns: 4rem 1fr;
  gap: 1rem;
  align-items: baseline;
  padding: 1rem 0;
  border-bottom: 1px solid var(--rule);
}

.workflow span {
  color: var(--stamp-dark);
  font-size: 0.78rem;
  font-weight: 760;
  letter-spacing: 0.12em;
}

.workflow strong {
  font-family: var(--serif);
  font-size: 1.08rem;
}

.setup-section {
  display: grid;
  grid-template-columns: minmax(0, 0.78fr) minmax(340px, 1.22fr);
  gap: clamp(2rem, 5vw, 5rem);
  padding: clamp(3rem, 7vw, 5.5rem) 0;
  border-top: 1px solid var(--rule-strong);
}

.setup-copy h2 {
  max-width: 12ch;
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(1.8rem, 4vw, 3.2rem);
  letter-spacing: -0.025em;
  line-height: 1.15;
}

.setup-copy p {
  max-width: 58ch;
  margin: 1.25rem 0 0;
  color: var(--ink-soft);
}

.setup-copy code,
.manual-setup code {
  font-family: var(--mono);
  font-size: 0.86em;
}

.setup-stages {
  margin: 0;
  padding: 0;
  border-top: 2px solid var(--ink);
  list-style: none;
  counter-reset: setup-stage;
}

.setup-stages li {
  display: grid;
  grid-template-columns: 2.5rem minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: 1rem;
  align-items: baseline;
  padding: 1rem 0;
  border-bottom: 1px solid var(--rule);
  counter-increment: setup-stage;
}

.setup-stages li::before {
  color: var(--stamp-dark);
  font-family: var(--mono);
  font-size: 0.72rem;
  content: counter(setup-stage, decimal-leading-zero);
}

.setup-stages strong {
  font-family: var(--serif);
}

.setup-stages span {
  color: var(--ink-soft);
  font-size: 0.86rem;
}

.setup-command,
.manual-setup {
  grid-column: 1 / -1;
}

.manual-setup {
  margin: -0.75rem 0 0;
  color: var(--ink-soft);
  font-size: 0.86rem;
}

.catalog-section {
  padding-bottom: clamp(4rem, 9vw, 8rem);
}

.catalog-toolbar {
  margin-bottom: 1.25rem;
}

.catalog-toolbar h2,
.trust-note h2 {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(1.8rem, 4vw, 3.2rem);
  letter-spacing: -0.025em;
}

.catalog-toolbar p {
  margin: 0.35rem 0 0;
  color: var(--ink-soft);
}

.catalog-controls {
  position: sticky;
  z-index: 5;
  top: 0;
  display: grid;
  grid-template-columns: minmax(240px, 2fr) repeat(3, minmax(130px, 0.72fr)) auto;
  gap: 0.75rem;
  align-items: end;
  margin-bottom: 1rem;
  padding: 1rem;
  border-top: 2px solid var(--ink);
  border-bottom: 1px solid var(--rule-strong);
  background: rgba(242, 235, 220, 0.96);
  box-shadow: var(--control-shadow);
}

.filter-control {
  display: grid;
  gap: 0.35rem;
  color: var(--ink-soft);
  font-size: 0.78rem;
  font-weight: 680;
}

.filter-control input,
.filter-control select {
  width: 100%;
  height: 48px;
  padding: 0 0.85rem;
  color: var(--ink);
  border: 1px solid var(--rule-strong);
  border-radius: 0;
  background: var(--paper-light);
}

.filter-control input:disabled,
.filter-control select:disabled {
  cursor: wait;
  opacity: 0.58;
}

.filter-control input::placeholder {
  color: var(--placeholder);
}

.reset-button,
.pagination button,
.catalog-status button {
  min-height: 48px;
  padding: 0 1rem;
  color: var(--ink);
  border: 1px solid var(--rule-strong);
  border-radius: 0;
  background: var(--paper-light);
  cursor: pointer;
}

.reset-button:hover,
.pagination button:hover:not(:disabled),
.catalog-status button:hover {
  color: var(--paper-light);
  background: var(--ink);
}

.reset-button:disabled,
.pagination button:disabled {
  color: var(--disabled-ink);
  cursor: not-allowed;
  opacity: 0.58;
}

.catalog-shell {
  position: relative;
  background: var(--paper-light);
  box-shadow: var(--shadow);
  animation: reveal-catalog 720ms cubic-bezier(0.16, 1, 0.3, 1) both;
}

@keyframes reveal-catalog {
  from {
    clip-path: inset(0 0 100% 0);
  }
  to {
    clip-path: inset(0);
  }
}

.catalog-status {
  display: flex;
  min-height: 170px;
  flex-wrap: wrap;
  gap: 0.7rem;
  align-items: center;
  justify-content: center;
  color: var(--ink-soft);
}

.status-pulse {
  width: 9px;
  height: 9px;
  background: var(--stamp);
  border-radius: 50%;
  animation: status-pulse 1.2s ease-in-out infinite alternate;
}

@keyframes status-pulse {
  to {
    opacity: 0.25;
    transform: scale(0.72);
  }
}

.catalog-status.is-error {
  color: var(--stamp-dark);
}

.catalog-browser {
  display: grid;
  grid-template-columns: minmax(300px, 0.76fr) minmax(0, 1.34fr);
  min-height: 650px;
}

.directory-pane {
  min-width: 0;
  border-right: 1px solid var(--rule-strong);
}

.directory-header {
  display: flex;
  min-height: 84px;
  gap: 1rem;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--rule-strong);
}

.directory-header h3 {
  margin: 0;
  font-family: var(--serif);
  font-size: 1.2rem;
}

.directory-header p {
  margin: 0.2rem 0 0;
  color: var(--ink-soft);
  font-size: 0.82rem;
}

.page-size {
  flex: 0 0 auto;
  color: var(--stamp-dark);
  font-size: 0.72rem;
  font-weight: 760;
  letter-spacing: 0.08em;
}

.software-list {
  min-height: 500px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.directory-row {
  border-bottom: 1px solid var(--rule);
}

.directory-entry {
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr) auto;
  width: 100%;
  min-height: 92px;
  gap: 0.9rem;
  align-items: center;
  padding: 0.8rem 1rem 0.8rem 0;
  color: var(--ink);
  border: 0;
  border-radius: 0;
  background: transparent;
  text-align: left;
  cursor: pointer;
}

.directory-entry:hover {
  background: var(--paper-deep);
}

.directory-entry.is-selected {
  background: var(--paper-selected);
  box-shadow: inset -3px 0 var(--stamp);
}

.entry-index {
  display: grid;
  align-self: stretch;
  place-items: center;
  color: var(--paper-light);
  background: var(--ink);
  font-family: var(--mono);
  font-size: 0.72rem;
}

.entry-copy {
  display: grid;
  min-width: 0;
  gap: 0.22rem;
}

.entry-copy strong {
  overflow: hidden;
  font-family: var(--serif);
  font-size: 1.05rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.entry-description {
  display: -webkit-box;
  overflow: hidden;
  color: var(--ink-soft);
  font-size: 0.78rem;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.entry-meta {
  display: grid;
  gap: 0.25rem;
  justify-items: end;
  color: var(--stamp-dark);
  font-size: 0.68rem;
  white-space: nowrap;
}

.entry-version {
  font-family: var(--mono);
}

.directory-empty {
  display: flex;
  min-height: 300px;
  flex-direction: column;
  gap: 0.5rem;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  color: var(--ink-soft);
  text-align: center;
}

.pagination {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 0.75rem;
  align-items: center;
  padding: 1rem 1.25rem;
  border-top: 1px solid var(--rule-strong);
}

.pagination span {
  min-width: 6rem;
  color: var(--ink-soft);
  font-size: 0.78rem;
  text-align: center;
}

.pagination button:last-child {
  justify-self: end;
}

.detail-panel {
  position: sticky;
  top: 6.5rem;
  display: grid;
  grid-template-columns: 58px minmax(0, 1fr);
  min-width: 0;
  align-self: start;
  background: var(--paper-light);
}

.detail-index {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 2rem;
  color: var(--paper-light);
  background: var(--ink);
  font-family: var(--mono);
  font-size: 0.78rem;
}

.detail-content {
  min-width: 0;
  padding: clamp(1.5rem, 3.2vw, 2.6rem);
  background-image: repeating-linear-gradient(
    to bottom,
    transparent 0,
    transparent 31px,
    rgba(120, 111, 97, 0.11) 32px
  );
}

.detail-category {
  margin: 0 0 0.4rem;
  color: var(--stamp-dark);
  font-size: 0.72rem;
  font-weight: 760;
  letter-spacing: 0.08em;
}

.record-header {
  display: flex;
  gap: 2rem;
  align-items: flex-start;
  justify-content: space-between;
}

.record-header h3 {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(1.75rem, 3.6vw, 2.8rem);
  letter-spacing: -0.025em;
  line-height: 1.15;
}

.record-description {
  max-width: 66ch;
  margin: 0.7rem 0 0;
  color: var(--ink-soft);
}

.version-stamp {
  flex: 0 0 auto;
  padding: 0.35rem 0.6rem;
  color: var(--stamp-dark);
  border: 2px solid var(--stamp);
  font-family: var(--mono);
  font-size: 0.75rem;
  font-weight: 740;
  letter-spacing: 0.04em;
  transform: rotate(-1.5deg);
}

.record-facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin: 2rem 0;
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
}

.record-facts div {
  min-width: 0;
  padding: 0.9rem 1rem 0.9rem 0;
}

.record-facts div + div {
  padding-left: 1rem;
  border-left: 1px solid var(--rule);
}

.record-facts dt,
.checksum-row span {
  color: var(--stamp-dark);
  font-size: 0.72rem;
  font-weight: 760;
  letter-spacing: 0.08em;
}

.record-facts dd {
  overflow-wrap: anywhere;
  margin: 0.25rem 0 0;
  font-size: 0.9rem;
}

.checksum-row {
  display: grid;
  grid-template-columns: 6rem minmax(0, 1fr);
  gap: 1rem;
  align-items: baseline;
  margin: -0.75rem 0 1.25rem;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--rule);
}

.checksum-row code {
  overflow-wrap: anywhere;
  font-family: var(--mono);
  font-size: 0.77rem;
}

.command-area {
  color: var(--command-paper);
  background: var(--ink);
}

.command-heading {
  display: flex;
  min-height: 44px;
  align-items: center;
  justify-content: space-between;
  padding-left: 1rem;
  border-bottom: 1px solid var(--command-rule);
  color: var(--command-label);
  font-size: 0.75rem;
}

.copy-button {
  display: inline-flex;
  min-height: 44px;
  gap: 0.45rem;
  align-items: center;
  padding: 0 1rem;
  color: var(--command-action);
  border: 0;
  border-left: 1px solid var(--command-rule);
  background: transparent;
  cursor: pointer;
}

.copy-button:hover {
  background: var(--stamp-dark);
}

.copy-button:disabled {
  color: var(--command-disabled);
  background: var(--command-disabled-bg);
  cursor: not-allowed;
}

.command-area.is-example .command-status {
  color: var(--command-example);
}

.copy-button.is-copied {
  background: var(--stamp);
}

.copy-button svg {
  width: 17px;
  height: 17px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.7;
}

pre {
  overflow-x: auto;
  margin: 0;
  padding: 1.15rem;
  white-space: pre-wrap;
  word-break: break-word;
}

pre code {
  font-family: var(--mono);
  font-size: 0.82rem;
  line-height: 1.7;
}

.record-details {
  display: grid;
  gap: 0.8rem;
  padding: 1rem 0 0;
  border-top: 1px solid var(--rule);
}

.record-details p {
  margin: 0;
  color: var(--ink-soft);
}

.record-details a {
  width: fit-content;
  color: var(--stamp-dark);
  text-underline-offset: 0.25rem;
}

.remote-script-path {
  overflow-wrap: anywhere;
  color: var(--stamp-dark);
  font-family: var(--mono);
  font-size: 0.78rem;
}

.trust-note {
  padding: clamp(4rem, 8vw, 7rem) 0;
  border-top: 1px solid var(--rule-strong);
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(1.5rem, 4vw, 4rem);
  margin-top: 2.5rem;
}

.trust-grid p {
  margin: 0;
  color: var(--ink-soft);
}

.trust-grid strong {
  display: block;
  margin-bottom: 0.5rem;
  color: var(--ink);
  font-family: var(--serif);
  font-size: 1.25rem;
}

footer {
  display: flex;
  gap: 2rem;
  justify-content: space-between;
  padding: 2rem 0 3rem;
  border-top: 1px solid var(--rule-strong);
  color: var(--ink-soft);
  font-size: 0.82rem;
}

footer p {
  margin: 0;
}

@media (max-width: 980px) {
  .setup-section {
    grid-template-columns: 1fr;
  }

  .setup-copy h2 {
    max-width: 18ch;
  }

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

  .search-control {
    grid-column: 1 / -1;
  }

  .catalog-browser {
    grid-template-columns: 1fr;
  }

  .detail-panel {
    position: static;
    order: -1;
    border-bottom: 1px solid var(--rule-strong);
  }

  .directory-pane {
    border-right: 0;
  }
}

@media (max-width: 760px) {
  .site-header {
    min-height: 66px;
  }

  .header-actions {
    gap: 0.7rem;
    font-size: 0.78rem;
  }

  .intro {
    grid-template-columns: 1fr;
    gap: 3.5rem;
  }

  .intro h1 {
    font-size: clamp(2.55rem, 14vw, 4.4rem);
  }

  .record-header,
  footer {
    align-items: stretch;
    flex-direction: column;
  }

  .catalog-controls {
    position: static;
    grid-template-columns: 1fr;
    padding: 0.85rem;
  }

  .setup-stages li {
    grid-template-columns: 2rem 1fr;
  }

  .setup-stages span {
    grid-column: 2;
  }

  .search-control {
    grid-column: auto;
  }

  .reset-button {
    width: 100%;
  }

  .catalog-browser {
    min-height: 0;
  }

  .detail-panel {
    grid-template-columns: 42px minmax(0, 1fr);
  }

  .detail-index {
    padding-top: 1.55rem;
  }

  .directory-entry {
    grid-template-columns: 42px minmax(0, 1fr);
    padding-right: 0.8rem;
  }

  .entry-meta {
    grid-column: 2;
    grid-row: 2;
    grid-auto-flow: column;
    justify-content: start;
    justify-items: start;
  }

  .software-list {
    min-height: 0;
  }

  .version-stamp {
    align-self: flex-start;
  }

  .record-facts,
  .trust-grid {
    grid-template-columns: 1fr;
  }

  .checksum-row {
    grid-template-columns: 1fr;
    gap: 0.25rem;
  }

  .record-facts div + div {
    padding-left: 0;
    border-top: 1px solid var(--rule);
    border-left: 0;
  }

  .command-heading {
    align-items: stretch;
    flex-direction: column;
    padding: 0.7rem 0 0 1rem;
  }

  .copy-button {
    align-self: flex-end;
    border-top: 1px solid var(--command-rule);
    border-left: 1px solid var(--command-rule);
  }

  .pagination {
    grid-template-columns: 1fr 1fr;
  }

  .pagination span {
    grid-column: 1 / -1;
    grid-row: 1;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}