:root {
  color-scheme: light;
  --bg: #f6f7f9;
  --panel: #ffffff;
  --panel-muted: #f9fafb;
  --text: #1f2933;
  --muted: #667085;
  --quiet: #8a94a6;
  --border: #d9dee7;
  --border-soft: #edf0f4;
  --accent: #255c4f;
  --accent-muted: #e6f0ec;
  --focus: rgba(37, 92, 79, 0.18);
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Helvetica Neue", Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  line-height: 1.45;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

.catalog-shell {
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
  min-height: 100vh;
}

.catalog-sidebar {
  position: sticky;
  top: 0;
  height: 100vh;
  overflow: auto;
  border-right: 1px solid var(--border);
  background: var(--panel);
}

.brand-block {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 12px;
  align-items: center;
  padding: 24px 20px 18px;
  border-bottom: 1px solid var(--border-soft);
}

.brand-logo {
  width: 40px;
  height: 40px;
  display: block;
  border: 1px solid var(--border-soft);
  border-radius: 8px;
}

.brand-block h1 {
  margin-bottom: 6px;
  font-size: 1.18rem;
  line-height: 1.2;
  font-weight: 680;
}

.brand-block p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.sidebar-filter {
  display: grid;
  gap: 7px;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border-soft);
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 620;
}

.pack-nav {
  display: grid;
  gap: 2px;
  padding: 10px;
}

.pack-nav-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
  width: 100%;
  min-height: 38px;
  padding: 9px 10px;
  border: 0;
  border-radius: 7px;
  background: transparent;
  color: var(--muted);
  font: inherit;
  text-align: left;
  cursor: pointer;
}

.pack-nav-item:hover {
  background: var(--panel-muted);
  color: var(--text);
}

.pack-nav-item.active {
  background: var(--accent-muted);
  color: var(--text);
}

.pack-nav-item span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.pack-nav-item strong {
  color: var(--quiet);
  font-size: 0.78rem;
  font-weight: 650;
}

.catalog-main {
  min-width: 0;
  padding: 28px 34px 56px;
}

.catalog-header {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 24px;
  align-items: start;
  max-width: 1160px;
  margin: 0 auto;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--border);
}

.catalog-header h2 {
  margin-bottom: 7px;
  font-size: 1.7rem;
  line-height: 1.2;
  font-weight: 700;
}

.catalog-header p {
  max-width: 760px;
  margin-bottom: 0;
  color: var(--muted);
}

.catalog-summary {
  display: grid;
  gap: 4px;
  min-width: 160px;
  color: var(--muted);
  font-size: 0.86rem;
  text-align: right;
}

.catalog-toolbar {
  max-width: 1160px;
  margin: 18px auto 0;
}

.catalog-toolbar label {
  display: grid;
  gap: 7px;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 620;
}

select,
input {
  width: 100%;
  min-height: 38px;
  padding: 0 11px;
  border: 1px solid var(--border);
  border-radius: 7px;
  background: var(--panel);
  color: var(--text);
  font: inherit;
}

select:focus,
input:focus {
  outline: 3px solid var(--focus);
  border-color: var(--accent);
}

.catalog-status {
  max-width: 1160px;
  margin: 0 auto;
  padding: 16px 0 12px;
  color: var(--muted);
  font-size: 0.9rem;
}

.pack-detail {
  max-width: 1160px;
  margin: 0 auto;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--panel);
  overflow: hidden;
}

.prompt-table-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 210px;
  gap: 20px;
  padding: 10px 18px;
  border-bottom: 1px solid var(--border);
  background: var(--panel-muted);
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 680;
}

.prompt-list {
  display: grid;
  margin: 0;
  padding: 0;
  list-style: none;
}

.prompt-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 210px;
  gap: 20px;
  align-items: start;
  padding: 16px 18px;
  border-bottom: 1px solid var(--border-soft);
}

.prompt-row:last-child {
  border-bottom: 0;
}

.prompt-row:hover {
  background: #fbfcfd;
}

.prompt-main h3 {
  margin-bottom: 4px;
  font-size: 0.98rem;
  line-height: 1.3;
  font-weight: 670;
}

.prompt-main p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.prompt-meta {
  display: grid;
  gap: 5px;
  color: var(--muted);
  font-size: 0.84rem;
}

.prompt-meta span {
  min-width: 0;
  overflow-wrap: anywhere;
}

@media (max-width: 860px) {
  .catalog-shell {
    grid-template-columns: 1fr;
  }

  .catalog-sidebar {
    position: static;
    height: auto;
    border-right: 0;
    border-bottom: 1px solid var(--border);
  }

  .pack-nav {
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  }

  .catalog-main {
    padding: 22px 18px 40px;
  }

  .catalog-header,
  .prompt-table-head,
  .prompt-row {
    grid-template-columns: 1fr;
  }

  .catalog-summary {
    text-align: left;
  }

  .prompt-meta {
    grid-template-columns: 1fr;
  }
}