:root {
  color-scheme: dark;
  --bg: #0b0f14;
  --bg-2: #121820;
  --bg-3: #18222d;
  --border: #2c3a48;
  --border-strong: #4a5d70;
  --text: #eef3f8;
  --muted: #a8b4c0;
  --accent: #56b4e9;
  --accent-ink: #0b0f14;
  --ok: #009e73;
  --warn: #e69f00;
  --bad: #d55e00;
  --focus: #f0e442;
  --hatch: repeating-linear-gradient(
    -45deg,
    transparent,
    transparent 3px,
    rgba(238, 243, 248, 0.12) 3px,
    rgba(238, 243, 248, 0.12) 4px
  );
  --font: system-ui, "Segoe UI", Roboto, "Noto Sans", sans-serif;
  --mono: ui-monospace, "Cascadia Code", "SF Mono", Menlo, Consolas, monospace;
  --row: 2rem;
  --tap: 2.75rem;
  --radius: 2px;
}

html,
body {
  margin: 0;
  min-height: 100%;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 1rem;
  line-height: 1.5;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

a {
  color: var(--accent);
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
}

:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 2px;
}

.skip-link {
  position: absolute;
  left: 0.5rem;
  top: -3rem;
  z-index: 20;
  background: var(--bg-3);
  color: var(--text);
  padding: 0.4rem 0.7rem;
}
.skip-link:focus {
  top: 0.5rem;
}

.mast {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  min-height: 3rem;
  padding: 0 0.75rem;
  background: var(--bg-2);
  border-bottom: 1px solid var(--border);
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text);
  font-weight: 650;
  letter-spacing: 0.02em;
  text-decoration: none;
}

.mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.75rem;
  height: 1.75rem;
  background: var(--accent);
  color: var(--accent-ink);
  font-family: var(--mono);
  font-size: 0.7rem;
  font-weight: 700;
}

.nav-toggle {
  margin-left: auto;
  min-height: var(--tap);
  min-width: var(--tap);
  background: var(--bg-3);
  color: var(--text);
  border: 1px solid var(--border);
  font: inherit;
  cursor: pointer;
}

.mast-end {
  display: none;
  align-items: center;
  gap: 1rem;
  margin-left: auto;
}

.mast-account,
.mast-note {
  color: var(--text);
  min-height: var(--tap);
  display: inline-flex;
  align-items: center;
}

.workspace {
  display: block;
}

.rail {
  display: none;
  background: var(--bg-2);
  border-bottom: 1px solid var(--border);
  padding: 0.5rem 0.75rem;
}

.rail a {
  display: block;
  color: var(--text);
  min-height: var(--tap);
  display: flex;
  align-items: center;
  padding: 0 0.4rem;
  border-left: 3px solid transparent;
}

.rail a[aria-current="page"] {
  border-left-color: var(--accent);
  background: var(--bg-3);
}

.rail.open {
  display: block;
}

.work {
  padding: 1rem 0.75rem 2rem;
}

.main:focus {
  outline: none;
}

.foot {
  margin-top: 2rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.9rem;
}

.panel,
.list-page,
.console-main,
.guide {
  max-width: 72rem;
}

.narrow {
  max-width: 28rem;
}

h1,
h2,
h3 {
  line-height: 1.25;
  font-weight: 650;
  letter-spacing: 0.01em;
}

h1 {
  font-size: 1.35rem;
  margin: 0 0 0.75rem;
}

h2 {
  font-size: 1.1rem;
  margin: 1.5rem 0 0.5rem;
}

.quiet,
.hint {
  color: var(--muted);
  font-size: 0.95rem;
}

.stack {
  display: grid;
  gap: 0.75rem;
}

label {
  display: grid;
  gap: 0.25rem;
  font-weight: 600;
}

label.check {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 500;
  min-height: var(--tap);
}

input,
select,
textarea,
button {
  font: inherit;
  color: var(--text);
}

input[type="text"],
input[type="email"],
input[type="password"],
input[type="search"],
input[type="number"],
select,
textarea {
  background: var(--bg);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  padding: 0.45rem 0.55rem;
  min-height: var(--tap);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: var(--tap);
  padding: 0 0.85rem;
  background: var(--bg-3);
  color: var(--text);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  cursor: pointer;
  text-decoration: none;
}

.btn.primary {
  background: var(--accent);
  color: var(--accent-ink);
  border-color: var(--accent);
  font-weight: 650;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn-spinner,
.toggle-spinner {
  width: 1rem;
  height: 1rem;
  border: 2px solid var(--muted);
  border-top-color: var(--text);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.form-msg {
  padding: 0.5rem 0.65rem;
  border: 1px solid var(--bad);
  background: color-mix(in srgb, var(--bad) 18%, var(--bg));
}

.form-msg.ok {
  border-color: var(--ok);
  background: color-mix(in srgb, var(--ok) 18%, var(--bg));
}

.field-error {
  color: var(--bad);
  font-weight: 500;
  margin: 0;
}

.site-banner {
  margin: 0 0 1rem;
  padding: 0.5rem 0.75rem;
  background: var(--bg-3);
  border: 1px solid var(--border);
}

.row-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
}

.summary {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 1.5rem;
  margin: 0 0 0.75rem;
  font-variant-numeric: tabular-nums;
  font-family: var(--mono);
  font-size: 0.9rem;
}

.list-head {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
  align-items: end;
  margin-bottom: 0.75rem;
}

.toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
}

.toolbar input[type="search"] {
  min-width: min(100%, 18rem);
}

.table-wrap {
  overflow: auto;
  border: 1px solid var(--border);
}

table.data {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
  line-height: 1.4;
  font-variant-numeric: tabular-nums;
}

table.data th,
table.data td {
  padding: 0.35rem 0.5rem;
  border-bottom: 1px solid var(--border);
  text-align: left;
  vertical-align: middle;
}

table.data thead th {
  position: sticky;
  top: 0;
  background: var(--bg-2);
  z-index: 1;
  font-weight: 650;
}

table.data.dense th,
table.data.dense td {
  padding: 0.2rem 0.4rem;
}

table.data.dense .btn,
table.data.dense button.toggle {
  min-height: 1.75rem;
  padding: 0 0.4rem;
  font-size: 0.8rem;
}

button.toggle {
  background: var(--bg-3);
  border: 1px solid var(--border-strong);
  color: var(--text);
  cursor: pointer;
  font: inherit;
}

button.toggle[aria-pressed="true"] {
  background: var(--ok);
  color: #04140f;
  border-color: var(--ok);
}

.disp {
  display: inline-flex;
  gap: 0.2rem;
}

.disp button {
  min-height: 1.75rem;
  font-size: 0.75rem;
  padding: 0 0.35rem;
  background: var(--bg-3);
  border: 1px solid var(--border-strong);
  color: var(--text);
  cursor: pointer;
}

.disp button[aria-pressed="true"][data-value="wanted"] {
  background: var(--ok);
  background-image: var(--hatch);
  color: #04140f;
}

.disp button[aria-pressed="true"][data-value="exclude"] {
  background: var(--warn);
  background-image: var(--hatch);
  color: #1a1400;
}

.disp button[aria-pressed="true"][data-value="not_wanted"] {
  background: var(--bad);
  background-image: var(--hatch);
  color: #1a0a00;
}

.checksum {
  font-family: var(--mono);
  font-size: 0.8rem;
}

.console {
  display: grid;
  gap: 1rem;
}

.side {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem;
}

.side a {
  min-height: var(--tap);
  display: inline-flex;
  align-items: center;
  padding: 0 0.7rem;
  color: var(--text);
  border: 1px solid var(--border);
  background: var(--bg-2);
}

.side a[aria-current="page"] {
  border-color: var(--accent);
  background: var(--bg-3);
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(8rem, 1fr));
  gap: 0.5rem;
}

.stat {
  background: var(--bg-2);
  border: 1px solid var(--border);
  padding: 0.6rem 0.7rem;
}

.stat .n {
  font-family: var(--mono);
  font-size: 1.25rem;
  font-variant-numeric: tabular-nums;
}

.stat .k {
  color: var(--muted);
  font-size: 0.85rem;
}

.modal {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  display: grid;
  place-items: center;
  padding: 1rem;
  z-index: 10;
}

.modal[hidden] {
  display: none;
}

.modal-card {
  background: var(--bg-2);
  border: 1px solid var(--border-strong);
  padding: 1rem;
  max-width: 32rem;
  width: min(32rem, 100%);
}

.secret {
  background: var(--bg);
  border: 1px solid var(--border);
  padding: 0.6rem;
  overflow: auto;
  font-family: var(--mono);
  font-size: 0.85rem;
}

.empty {
  color: var(--muted);
}

.guide code {
  font-family: var(--mono);
  font-size: 0.9em;
}

@media (min-width: 880px) {
  .nav-toggle {
    display: none;
  }

  .mast-end {
    display: flex;
  }

  .workspace {
    display: grid;
    grid-template-columns: 13.5rem 1fr;
    min-height: calc(100vh - 3rem);
  }

  .rail {
    display: flex;
    flex-direction: column;
    border-bottom: 0;
    border-right: 1px solid var(--border);
    padding: 0.75rem 0;
  }

  .work {
    padding: 1.25rem 1.5rem 2rem;
  }

  .console {
    grid-template-columns: 11rem 1fr;
  }

  .side {
    flex-direction: column;
    align-items: stretch;
  }
}

@media (prefers-reduced-motion: reduce) {
  .btn-spinner,
  .toggle-spinner {
    animation: none;
    border-top-color: var(--muted);
  }
}

@media (prefers-contrast: more) {
  :root {
    --border: #8aa0b4;
    --border-strong: #c5d4e0;
    --text: #ffffff;
    --muted: #d5dee6;
  }

  .disp button[aria-pressed="true"] {
    background-image: none;
  }

  table.data th,
  table.data td {
    border-bottom-color: var(--border-strong);
  }
}