/*
 * Style kalkulatora. Wszystkie wartości brandingowe jako zmienne CSS na .skn-calc,
 * żeby wtyczka mogła je nadpisać inline-style'em z panelu ustawień bez ruszania tego pliku.
 */
.skn-calc {
  --skn-primary: #000000; /* DomBlack */
  --skn-accent: #ffad00; /* SelYellow */
  --skn-bg: #FFFFFF;
  --skn-text: #16171A;
  --skn-muted: #6B6E76;
  --skn-border: #E5E4E0;
  --skn-danger-bg: #FFF6E5;
  --skn-danger-border: #F2C46B;
  --skn-heading-font: 'Barlow Condensed', sans-serif;
  --skn-body-font: 'Open Sans', sans-serif;
  --skn-radius: 10px;

  font-family: var(--skn-body-font);
  color: var(--skn-text);
  background: var(--skn-bg);
  max-width: 860px;
  margin: 0 auto;
  border: 1px solid var(--skn-border);
  border-radius: var(--skn-radius);
  overflow: hidden;
  box-shadow: 0 1px 3px rgba(0,0,0,0.06);
}

.skn-calc * { box-sizing: border-box; }

.skn-calc__header {
  background: var(--skn-primary);
  color: #fff;
  padding: 20px 24px;
  display: flex;
  align-items: center;
  gap: 14px;
}
.skn-calc__header img { height: 32px; width: auto; }
.skn-calc__header h2 {
  font-family: var(--skn-heading-font);
  font-weight: 600;
  font-size: 22px;
  letter-spacing: 0.02em;
  margin: 0;
  text-transform: uppercase;
}
.skn-calc__header span {
  display: block;
  font-family: var(--skn-body-font);
  font-size: 12px;
  opacity: 0.75;
  text-transform: none;
  margin-top: 2px;
}

.skn-calc__progress {
  display: flex;
  gap: 4px;
  padding: 14px 24px 0;
}
.skn-calc__progress i {
  flex: 1;
  height: 4px;
  background: var(--skn-border);
  border-radius: 2px;
}
.skn-calc__progress i.is-active,
.skn-calc__progress i.is-done { background: var(--skn-accent); }

.skn-calc__body { padding: 20px 24px 24px; }

.skn-step { display: none; }
.skn-step.is-active { display: block; animation: skn-fade .18s ease; }
@keyframes skn-fade { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; transform: translateY(0); } }

.skn-step h3 {
  font-family: var(--skn-heading-font);
  font-size: 20px;
  font-weight: 600;
  margin: 0 0 4px;
}
.skn-step p.skn-hint { color: var(--skn-muted); font-size: 13px; margin: 0 0 16px; }

.skn-field { margin-bottom: 16px; }
.skn-field label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 6px;
}
.skn-field .skn-help { font-size: 12px; color: var(--skn-muted); margin-top: 4px; }

.skn-input, .skn-select {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--skn-border);
  border-radius: 8px;
  font-family: var(--skn-body-font);
  font-size: 14px;
  background: #fff;
  color: var(--skn-text);
}
.skn-input:focus, .skn-select:focus {
  outline: none;
  border-color: var(--skn-accent);
  box-shadow: 0 0 0 3px rgba(244, 168, 35, 0.25);
}

.skn-choice-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 10px;
}
.skn-choice {
  border: 1px solid var(--skn-border);
  border-radius: 8px;
  padding: 12px 14px;
  cursor: pointer;
  font-size: 14px;
  transition: border-color .15s, background .15s;
  user-select: none;
}
.skn-choice:hover { border-color: var(--skn-accent); }
.skn-choice.is-selected {
  border-color: var(--skn-accent);
  background: rgba(244, 168, 35, 0.08);
  font-weight: 600;
}
.skn-choice input { display: none; }

.skn-toggle-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 0;
  border-bottom: 1px solid var(--skn-border);
}
.skn-toggle-row:last-child { border-bottom: none; }
.skn-toggle-row span { font-size: 14px; }
.skn-switch { position: relative; width: 42px; height: 24px; flex-shrink: 0; }
.skn-switch input { opacity: 0; width: 0; height: 0; }
.skn-switch .track {
  position: absolute; inset: 0; background: var(--skn-border); border-radius: 999px;
  transition: background .15s; cursor: pointer;
}
.skn-switch .track::before {
  content: ''; position: absolute; width: 18px; height: 18px; left: 3px; top: 3px;
  background: #fff; border-radius: 50%; transition: transform .15s;
  box-shadow: 0 1px 2px rgba(0,0,0,0.2);
}
.skn-switch input:checked + .track { background: var(--skn-accent); }
.skn-switch input:checked + .track::before { transform: translateX(18px); }

.skn-buyer-card {
  border: 1px solid var(--skn-border);
  border-radius: 8px;
  padding: 12px 14px;
  margin-bottom: 10px;
}
.skn-buyer-card h4 { margin: 0 0 8px; font-size: 13px; font-weight: 700; }

.skn-nav { display: flex; justify-content: space-between; margin-top: 20px; gap: 10px; }
.skn-btn {
  font-family: var(--skn-body-font);
  font-weight: 600;
  font-size: 14px;
  padding: 11px 22px;
  border-radius: 999px;
  border: none;
  cursor: pointer;
  transition: filter .15s, transform .05s;
}
.skn-btn:active { transform: scale(0.98); }
.skn-btn--primary { background: var(--skn-accent); color: var(--skn-primary); }
.skn-btn--primary:hover { filter: brightness(1.05); }
.skn-btn--ghost { background: transparent; color: var(--skn-text); border: 1px solid var(--skn-border); }
.skn-btn--ghost:hover { border-color: var(--skn-primary); }
.skn-btn:disabled { opacity: 0.4; cursor: not-allowed; }

.skn-warning {
  background: var(--skn-danger-bg);
  border: 1px solid var(--skn-danger-border);
  border-radius: 8px;
  padding: 10px 14px;
  font-size: 13px;
  margin-bottom: 10px;
}
.skn-warning strong { display: block; margin-bottom: 2px; }

.skn-results table { width: 100%; border-collapse: collapse; margin: 12px 0; font-size: 14px; }
.skn-results td { padding: 8px 4px; border-bottom: 1px solid var(--skn-border); }
.skn-results td:last-child { text-align: right; font-variant-numeric: tabular-nums; }
.skn-results tr.skn-row--total td { font-weight: 700; font-size: 16px; border-top: 2px solid var(--skn-primary); border-bottom: none; }
.skn-results tr.skn-row--sub td { color: var(--skn-muted); font-size: 13px; padding-left: 16px; }

.skn-results .skn-total-banner {
  background: var(--skn-primary);
  color: #fff;
  border-radius: 8px;
  padding: 16px 18px;
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 14px;
}
.skn-results .skn-total-banner .label { font-size: 13px; opacity: 0.8; }
.skn-results .skn-total-banner .value { font-family: var(--skn-heading-font); font-size: 30px; font-weight: 700; color: var(--skn-accent); }

.skn-disclaimer {
  font-size: 12px;
  color: var(--skn-muted);
  border-top: 1px solid var(--skn-border);
  margin-top: 16px;
  padding-top: 12px;
}

.skn-cta {
  margin-top: 18px;
  padding: 16px;
  border-radius: 8px;
  background: rgba(244, 168, 35, 0.1);
  border: 1px solid var(--skn-accent);
  text-align: center;
}
.skn-cta a {
  display: inline-block;
  margin-top: 8px;
  background: var(--skn-primary);
  color: #fff;
  text-decoration: none;
  padding: 10px 20px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 14px;
}

@media (max-width: 520px) {
  .skn-calc__header { padding: 16px; }
  .skn-calc__body { padding: 16px; }
  .skn-choice-grid { grid-template-columns: 1fr; }
  .skn-results .skn-total-banner { flex-direction: column; gap: 4px; }
  .skn-results .skn-total-banner .value { font-size: 26px; }
}