/* TallyGauge — shared styles. Plain CSS, no framework. */
:root {
  --ink: #17222e;
  --ink-soft: #44586c;
  --paper: #ffffff;
  --wash: #f2f6f9;
  --line: #d5dee6;
  --accent: #0b5fa5;
  --accent-dark: #084a82;
  --good: #146c43;
  --warn-bg: #fff6e0;
  --warn-line: #e3c565;
  --radius: 10px;
  --maxw: 1060px;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.55;
  font-size: 1rem;
}

a { color: var(--accent); }
a:hover { color: var(--accent-dark); }

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

/* ---------- Header / nav ---------- */
.site-header {
  border-bottom: 1px solid var(--line);
  background: var(--paper);
}
.header-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0.9rem 1rem;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.4rem 1.25rem;
}
.brand {
  font-size: 1.45rem;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--ink);
  text-decoration: none;
}
.brand span { color: var(--accent); }
.tagline {
  color: var(--ink-soft);
  font-size: 0.92rem;
}
.main-nav { margin-left: auto; }
.main-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 1.1rem;
}
.main-nav a {
  text-decoration: none;
  font-weight: 600;
  color: var(--ink);
}
.main-nav a:hover { color: var(--accent); }
.main-nav a[aria-current="page"] { color: var(--accent); border-bottom: 2px solid var(--accent); }

/* ---------- Layout ---------- */
main {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 1.5rem 1rem 3rem;
}
.breadcrumb {
  font-size: 0.9rem;
  color: var(--ink-soft);
  margin-bottom: 0.75rem;
}
.breadcrumb a { color: var(--ink-soft); }

h1 { font-size: 2rem; line-height: 1.2; margin: 0.2rem 0 0.75rem; }
h2 { font-size: 1.35rem; margin: 2rem 0 0.6rem; }
h3 { font-size: 1.1rem; margin: 1.25rem 0 0.4rem; }
.lede { font-size: 1.12rem; color: var(--ink-soft); max-width: 46rem; }

/* ---------- Cards ---------- */
.card-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin-top: 1.25rem;
}
@media (min-width: 640px) {
  .card-grid { grid-template-columns: repeat(3, 1fr); }
}
.card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.1rem 1.1rem 1.25rem;
  background: var(--paper);
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}
.card h2, .card h3 { margin: 0; font-size: 1.15rem; }
.card p { margin: 0; color: var(--ink-soft); }
.card .status {
  align-self: flex-start;
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.15rem 0.55rem;
  border-radius: 999px;
}
.status-live { background: #e2f2e8; color: var(--good); }
.status-soon { background: var(--wash); color: var(--ink-soft); }
.card a.card-link { margin-top: auto; font-weight: 600; text-decoration: none; }
.card a.card-link:hover { text-decoration: underline; }

/* ---------- Buttons ---------- */
.btn {
  appearance: none;
  border: 1px solid var(--accent);
  background: var(--accent);
  color: #fff;
  font: inherit;
  font-weight: 600;
  padding: 0.5rem 1rem;
  border-radius: 8px;
  cursor: pointer;
}
.btn:hover { background: var(--accent-dark); }
.btn-secondary {
  background: var(--paper);
  color: var(--accent);
}
.btn-secondary:hover { background: var(--wash); color: var(--accent-dark); }
.btn-small { padding: 0.3rem 0.7rem; font-size: 0.92rem; }

/* ---------- Notices ---------- */
.notice {
  border: 1px solid var(--warn-line);
  background: var(--warn-bg);
  border-radius: var(--radius);
  padding: 0.9rem 1.1rem;
  margin: 1.25rem 0;
}
.notice p { margin: 0.25rem 0; }

/* ---------- Tables ---------- */
.table-wrap { overflow-x: auto; margin: 1rem 0; }
table {
  border-collapse: collapse;
  width: 100%;
  min-width: 640px;
  font-size: 0.95rem;
}
caption { text-align: left; font-weight: 600; padding: 0.4rem 0; }
th, td {
  border: 1px solid var(--line);
  padding: 0.5rem 0.65rem;
  text-align: left;
  vertical-align: top;
}
thead th { background: var(--wash); }
tbody tr:nth-child(even) { background: #fafcfd; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
th button.sort {
  background: none;
  border: none;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  padding: 0;
  color: inherit;
}
th button.sort:hover { color: var(--accent); }

/* ---------- Calculator ---------- */
.preset-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin: 1rem 0;
}
.category-block { margin: 1.25rem 0; }
.category-block h3 {
  border-bottom: 2px solid var(--line);
  padding-bottom: 0.25rem;
}
.appliance-list { list-style: none; margin: 0; padding: 0; }
.appliance-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 1rem;
  padding: 0.55rem 0.25rem;
  border-bottom: 1px solid var(--line);
}
.appliance-row label {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  font-weight: 600;
  flex: 1 1 14rem;
  cursor: pointer;
}
.appliance-row input[type="checkbox"] {
  width: 1.25rem;
  height: 1.25rem;
  accent-color: var(--accent);
}
.watt-figures {
  color: var(--ink-soft);
  font-size: 0.9rem;
  font-variant-numeric: tabular-nums;
}
.qty {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}
.qty button {
  width: 2rem;
  height: 2rem;
  border-radius: 6px;
  border: 1px solid var(--line);
  background: var(--wash);
  font-size: 1.05rem;
  line-height: 1;
  cursor: pointer;
}
.qty button:hover:not(:disabled) { border-color: var(--accent); color: var(--accent); }
.qty button:disabled { opacity: 0.4; cursor: not-allowed; }
.qty output {
  min-width: 1.6rem;
  text-align: center;
  font-weight: 700;
}

.results-panel {
  border: 2px solid var(--accent);
  border-radius: var(--radius);
  background: var(--wash);
  padding: 1.1rem 1.25rem;
  margin: 1.5rem 0;
}
.results-panel h2 { margin-top: 0; }
.result-figures {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 2.5rem;
  margin: 0.5rem 0;
}
.result-figure .figure-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--ink-soft);
}
.result-figure .figure-value {
  font-size: 1.9rem;
  font-weight: 800;
  font-variant-numeric: tabular-nums;
}
.result-figure .figure-value.recommended { color: var(--accent-dark); }
#result-explainer { margin-bottom: 0; }

/* ---------- Filters (model database) ---------- */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
  align-items: end;
  margin: 1rem 0 0.25rem;
}
.filter-bar label {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  font-weight: 600;
  font-size: 0.92rem;
}
.filter-bar select {
  font: inherit;
  padding: 0.4rem 0.5rem;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--paper);
  min-width: 10rem;
}
.filter-bar input {
  font: inherit;
  padding: 0.4rem 0.5rem;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--paper);
  min-width: 8rem;
}

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid var(--line);
  background: var(--wash);
  margin-top: 2rem;
}
.footer-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 1.25rem 1rem 2rem;
  color: var(--ink-soft);
  font-size: 0.92rem;
}
.footer-inner ul {
  list-style: none;
  margin: 0 0 0.75rem;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 1.1rem;
}
.footer-inner a { color: var(--ink-soft); }

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; }
}

/* ---------- Recommendations (calculator + model database) ---------- */
.rec-panel {
  border: 2px solid var(--good);
  border-radius: var(--radius);
  background: #eef7f1;
  padding: 1.1rem 1.25rem;
  margin: 1.5rem 0;
}
.rec-panel h2 { margin-top: 0; }
.rec-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem 1.25rem;
  align-items: end;
  margin: 0.5rem 0 1rem;
}
.rec-controls label {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  font-weight: 600;
  font-size: 0.92rem;
}
.rec-controls select {
  font: inherit;
  padding: 0.4rem 0.5rem;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--paper);
  min-width: 10rem;
}
#rec-summary { margin: 0; }
.rec-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.8rem;
}
@media (min-width: 640px) {
  .rec-grid { grid-template-columns: repeat(3, 1fr); }
}
.rec-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
  padding: 0.9rem 1rem;
}
.rec-card.best { border: 2px solid var(--good); }
.rec-card h3 { margin: 0 0 0.25rem; font-size: 1.05rem; }
.rec-card .kw-line {
  font-variant-numeric: tabular-nums;
  color: var(--ink-soft);
  font-size: 0.92rem;
  margin: 0.2rem 0;
}
.rec-card .meta-line {
  font-variant-numeric: tabular-nums;
  font-size: 0.92rem;
  margin: 0.2rem 0 0;
}
.badge {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 0.1rem 0.5rem;
  border-radius: 999px;
  background: #e2f2e8;
  color: var(--good);
  white-space: nowrap;
}
.rec-note { font-size: 0.92rem; color: var(--ink-soft); }
tr.row-fit td, tr.row-fit th { background: var(--warn-bg); }
tr.row-fit th:first-child { border-left: 5px solid #d97706; }
tr.row-fit .badge { background: var(--good); color: #fff; }