/* ==========================================================================
   Interactive tools: fit selector + savings calculator
   ========================================================================== */

.tool {
  background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg);
  padding: 34px; box-shadow: var(--shadow);
}
.tool-progress { display: flex; gap: 6px; margin-bottom: 26px; }
.tool-progress i { height: 3px; flex: 1; background: var(--line); border-radius: 2px; transition: background .25s; }
.tool-progress i.on { background: var(--accent); }

.tool-step { display: none; }
.tool-step.is-active { display: block; }
.tool-q { font-size: 21px; font-weight: 800; letter-spacing: -.01em; margin-bottom: 6px; }
.tool-hint { color: var(--muted); font-size: 14.5px; margin-bottom: 24px; }

.tool-opts { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.tool-opt {
  border: 1px solid var(--line-2); background: #fff; border-radius: var(--r);
  padding: 18px 16px; cursor: pointer; text-align: left; font: inherit;
  transition: border-color .15s, background .15s, box-shadow .15s;
}
.tool-opt:hover { border-color: var(--accent); }
.tool-opt.is-selected {
  border-color: var(--accent); background: var(--accent-soft);
  box-shadow: 0 0 0 2px rgba(232, 93, 0, .14);
}
.tool-opt b { display: block; font-size: 16px; font-weight: 700; color: var(--ink); margin-bottom: 3px; }
.tool-opt span { font-size: 13px; color: var(--muted); line-height: 1.4; }

.tool-nav { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-top: 26px; }
.tool-back, .tool-restart {
  background: none; border: 0; font: inherit; font-size: 13.5px; font-weight: 600;
  color: var(--muted); cursor: pointer; padding: 8px 0;
}
.tool-back:hover, .tool-restart:hover { color: var(--ink); }
.tool-summary {
  font-size: 13px; color: var(--muted-2); margin: 0 0 18px;
  padding: 10px 14px; background: var(--paper-2); border-radius: var(--r);
}

.tool-result { display: none; }
.tool-result.is-active { display: block; }
.tool-verdict {
  display: flex; align-items: flex-start; gap: 16px; padding: 22px;
  border-radius: var(--r); margin-bottom: 22px;
}
.tool-verdict.yes { background: #f0fdf4; border: 1px solid #bbf7d0; }
.tool-verdict.no { background: #fff7ed; border: 1px solid #fed7aa; }
.tool-verdict .mark {
  width: 34px; height: 34px; flex: none; border-radius: 50%;
  display: grid; place-items: center; font-size: 17px; font-weight: 800; color: #fff;
}
.tool-verdict.yes .mark { background: #0f9d58; }
.tool-verdict.no .mark { background: #e85d00; }
.tool-verdict h4 { font-size: 18px; margin-bottom: 5px; }
.tool-verdict p { margin: 0; font-size: 14.5px; color: #3d4a5c; }
.tool-verdict ul { margin: 10px 0 0; padding-left: 18px; font-size: 14.5px; color: #3d4a5c; }
.tool-verdict li { margin-bottom: 4px; }
.tool-recommend { font-size: 14.5px; color: var(--muted); border-left: 2px solid var(--line-2); padding-left: 16px; margin-bottom: 24px; }
.tool-recommend strong { color: var(--ink); }

/* ---------------- calculator ---------------- */
.calc {
  background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg);
  padding: 32px; box-shadow: var(--shadow);
  display: grid; grid-template-columns: 1.15fr .85fr; gap: 34px; align-items: center;
}
.calc-field { margin-bottom: 20px; }
.calc-field label {
  display: flex; justify-content: space-between; align-items: baseline; gap: 10px;
  font-size: 13px; font-weight: 700; color: var(--muted); margin-bottom: 8px;
}
.calc-field output { font-size: 15px; font-weight: 800; color: var(--accent); font-variant-numeric: tabular-nums; }
.calc-field input[type="number"] {
  width: 100%; padding: 11px 13px; font: inherit; font-size: 15px;
  border: 1px solid var(--line-2); border-radius: var(--r); color: var(--text);
}
.calc-field input[type="number"]:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(232, 93, 0, .14); }
.calc-field input[type="range"] { width: 100%; accent-color: var(--accent); }
.calc-out {
  background: var(--ink); color: #fff; border-radius: var(--r-lg);
  padding: 30px 26px; text-align: center;
}
.calc-out small { display: block; font-size: 11.5px; letter-spacing: .14em; text-transform: uppercase; color: var(--on-ink-muted); margin-bottom: 12px; }
.calc-out b {
  display: block; font-size: 40px; font-weight: 800; letter-spacing: -.02em;
  font-variant-numeric: tabular-nums; line-height: 1.05; color: #fff;
}
.calc-out em { display: block; font-style: normal; font-size: 13px; color: var(--on-ink-muted); margin-top: 10px; }
.calc-note { font-size: 12.5px; color: var(--muted-2); margin-top: 16px; }

@media (max-width: 860px) {
  .tool-opts { grid-template-columns: 1fr; }
  .calc { grid-template-columns: 1fr; gap: 26px; }
  .tool { padding: 26px 22px; }
}