/* Interactive tools — loaded on top of article.css.
   Uses article.css's :root tokens so the tools look native to the site. */

.tool {
  background: var(--bg-secondary, #F5F5F5);
  border-radius: var(--r-card, 4px);
  padding: var(--s24, 24px);
  margin: var(--s24, 24px) 0 var(--s40, 40px);
}

.tool-form { display: grid; gap: var(--s20, 20px); }

.field label,
.fieldset-label {
  display: block;
  font-size: 14px;
  font-weight: 700;
  margin-bottom: var(--s8, 8px);
}

.field .hint {
  font-size: 12px;
  color: var(--dark-grey, #484848);
  font-weight: 400;
  margin-bottom: var(--s8, 8px);
}

.field input[type="number"],
.field input[type="text"],
.field select {
  width: 100%;
  max-width: 320px;
  font-family: inherit;
  font-size: 16px; /* ≥16px stops iOS Safari zooming on focus */
  padding: 10px 12px;
  border: 1px solid var(--border-medium, #CCC);
  border-radius: var(--r-card, 4px);
  background: var(--white, #fff);
  color: inherit;
}

.field input:focus-visible,
.field select:focus-visible,
.tool button:focus-visible,
.chip:focus-within {
  outline: 2px solid var(--charcoal, #111);
  outline-offset: 2px;
}

.field input[type="range"] { width: 100%; max-width: 420px; accent-color: var(--charcoal, #111); }

.range-row { display: flex; align-items: baseline; gap: var(--s12, 12px); flex-wrap: wrap; }
.range-value { font-size: 22px; font-weight: 700; font-variant-numeric: tabular-nums; }

/* ---- chips (multi-select) ---------------------------------------------- */

.chips { display: flex; flex-wrap: wrap; gap: var(--s8, 8px); }

.chip {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  border: 1px solid var(--border-medium, #CCC);
  border-radius: var(--r-pill, 64px);
  background: var(--white, #fff);
  font-size: 13px;
  cursor: pointer;
  user-select: none;
  transition: border-color .12s, background .12s;
}

.chip input { position: absolute; opacity: 0; pointer-events: none; }
.chip:hover { border-color: var(--charcoal, #111); }
.chip:has(input:checked) { background: var(--charcoal, #111); border-color: var(--charcoal, #111); color: var(--white, #fff); }
.chip .w { opacity: .65; font-size: 12px; }

/* ---- buttons ----------------------------------------------------------- */

.tool button {
  font-family: inherit;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  border: 0;
  border-radius: var(--r-pill, 64px);
  padding: 0 var(--s24, 24px);
  height: 44px;
  background: var(--charcoal, #111);
  color: var(--white, #fff);
  transition: background .15s;
}

.tool button:hover { background: var(--dark-grey, #484848); }
.tool button.ghost { background: transparent; color: var(--charcoal, #111); border: 1px solid var(--border-medium, #CCC); }
.tool button.ghost:hover { border-color: var(--charcoal, #111); background: var(--white, #fff); }

.tool-actions { display: flex; gap: var(--s12, 12px); flex-wrap: wrap; }

/* ---- results ----------------------------------------------------------- */

.result { margin-top: var(--s24, 24px); }
.result[hidden] { display: none; }

.result-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: var(--s12, 12px);
}

.rcard {
  background: var(--white, #fff);
  border-radius: var(--r-card, 4px);
  padding: var(--s16, 16px);
  border-left: 3px solid var(--accent-teal, #AADDDD);
}

.rcard-label { font-size: 12px; color: var(--dark-grey, #484848); margin-bottom: 4px; }
.rcard-value { font-size: 24px; font-weight: 700; font-variant-numeric: tabular-nums; line-height: 1.2; }
.rcard-unit { font-size: 14px; font-weight: 400; color: var(--dark-grey, #484848); margin-left: 3px; }
.rcard-note { font-size: 12px; color: var(--dark-grey, #484848); margin-top: 6px; }

/* ---- status banner ----------------------------------------------------- */

.status {
  display: flex;
  gap: var(--s12, 12px);
  align-items: flex-start;
  padding: var(--s16, 16px) var(--s20, 20px);
  border-radius: var(--r-card, 4px);
  margin-bottom: var(--s16, 16px);
  font-size: 15px;
  line-height: 1.55;
}

.status b { display: block; font-size: 16px; margin-bottom: 2px; }
.status-ok   { background: #e6f6ee; color: #0b6b45; }
.status-warn { background: #fdf3e3; color: #8a5a00; }
.status-bad  { background: #fdecec; color: #a11212; }
.status-icon { font-size: 20px; line-height: 1.3; }

/* ---- meter ------------------------------------------------------------- */

.meter {
  height: 10px;
  border-radius: 999px;
  background: var(--border-subtle, #DFDFDF);
  overflow: hidden;
  margin: var(--s12, 12px) 0 6px;
}

.meter-fill { height: 100%; border-radius: 999px; transition: width .25s ease, background .25s ease; }
.meter-scale { display: flex; justify-content: space-between; font-size: 11px; color: var(--dark-grey, #484848); }

/* ---- build list (budget builder) --------------------------------------- */

.buy-list { list-style: none; margin: var(--s16, 16px) 0 0; padding: 0; }

.buy-item {
  display: grid;
  grid-template-columns: 32px 1fr auto;
  gap: var(--s12, 12px);
  align-items: center;
  background: var(--white, #fff);
  border-radius: var(--r-card, 4px);
  padding: var(--s12, 12px) var(--s16, 16px);
  margin-bottom: var(--s8, 8px);
}

.buy-rank {
  width: 28px; height: 28px;
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: 50%;
  background: var(--charcoal, #111); color: var(--white, #fff);
  font-size: 13px; font-weight: 700;
}

.buy-cat { font-size: 12px; color: var(--dark-grey, #484848); }
.buy-name { font-weight: 700; font-size: 15px; line-height: 1.35; }
.buy-links { font-size: 12px; margin-top: 3px; }
.buy-links a { color: var(--dark-grey, #484848); }
.buy-price { font-weight: 700; color: var(--accent-red, #CC0008); white-space: nowrap; font-variant-numeric: tabular-nums; }

.buy-item.skipped { opacity: .55; }
.buy-item.skipped .buy-rank { background: var(--border-medium, #CCC); }

.buy-total {
  display: flex; justify-content: space-between; align-items: baseline;
  padding: var(--s16, 16px);
  border-top: 2px solid var(--charcoal, #111);
  margin-top: var(--s12, 12px);
  font-weight: 700;
}

.buy-total .amt { font-size: 22px; font-variant-numeric: tabular-nums; }

.tool-note {
  font-size: 12px;
  color: var(--dark-grey, #484848);
  margin-top: var(--s16, 16px);
  line-height: 1.6;
}

/* ---- tool hub cards ---------------------------------------------------- */

.toolgrid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--s20, 20px); }

.toolcard {
  display: block;
  padding: var(--s24, 24px);
  border: 1px solid var(--border-subtle, #DFDFDF);
  border-radius: var(--r-card, 4px);
  text-decoration: none;
  color: inherit;
  transition: border-color .15s, background .15s;
}

.toolcard:hover { border-color: var(--charcoal, #111); background: var(--bg-secondary, #F5F5F5); }
.toolcard-title { font-weight: 700; font-size: 17px; margin-bottom: var(--s8, 8px); }
.toolcard-desc { font-size: 13px; color: var(--dark-grey, #484848); line-height: 1.55; }
.toolcard-cta { font-size: 13px; font-weight: 700; margin-top: var(--s12, 12px); }

@media (max-width: 900px) { .toolgrid { grid-template-columns: 1fr; } }

@media (max-width: 700px) {
  .tool { padding: var(--s16, 16px); }
  .buy-item { grid-template-columns: 28px 1fr; }
  .buy-price { grid-column: 2; text-align: right; }
}