/* ============================================================
   Dashing kalkulator — hi-fi
   System: navy ink + blue accent, white surfaces, Manrope.
   Iframe-friendly: max 1200px, dwukolumna desktop, mobile stack.
   ============================================================ */

:root {
  --ink: #0E2A2C;
  --ink-2: #2C4144;
  --ink-3: #5C6F72;
  --ink-4: #94A4A7;
  --surface: #F4F8F8;
  --card: #FFFFFF;
  --border: #E1EAEA;
  --border-strong: #C7D5D6;
  --brand: #39AEB2;
  --brand-deep: #2A8F93;
  --brand-soft: #E3F4F4;
  --brand-soft-2: #C7E8E9;
  --accent: #FF8C00;
  --accent-deep: #D97300;
  --accent-soft: #FFF1DC;
  --success: #16A34A;
  --success-soft: #E7F6EC;
  --warn: #C2741B;
  --warn-soft: #FBF1E2;

  --r-sm: 8px;
  --r-md: 12px;
  --r-lg: 16px;
  --r-pill: 999px;

  --shadow-card: 0 1px 2px rgba(14,42,44,0.05), 0 6px 18px rgba(14,42,44,0.06);
  --shadow-soft: 0 1px 2px rgba(14,42,44,0.04);
  --shadow-pop: 0 4px 14px rgba(255,140,0,0.32);
  --shadow-pop-teal: 0 4px 12px rgba(57,174,178,0.28);

  --font-display: 'Roboto', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, monospace;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: var(--font-display);
  background: var(--surface);
  color: var(--ink);
  font-size: 15px;
  line-height: 1.45;
  -webkit-font-smoothing: antialiased;
}

/* ============================================================
   Shell
   ============================================================ */
@media (max-width: 760px) {
  .app { padding: 16px 14px 36px; }
  .app-head { flex-wrap: wrap; gap: 10px; }
  .app-head h1 { font-size: 22px; }
  .rate { padding: 22px 20px; }
  .rate .rate-value { font-size: 56px; }
  .rate .rate-value .unit { font-size: 18px; }
  .card { padding: 18px; }
  .car-image { width: 100%; }
  .cta-bar { padding: 16px; }
  .cta-bar .btn { width: 100%; justify-content: center; }
  .seg-btn { padding: 10px 4px; }
  .seg-btn .seg-num { font-size: 14px; }
  .seg-btn.recommended::after { font-size: 8px; padding: 2px 6px; }
}

.app {
  max-width: 1200px;
  margin: 0 auto;
  padding: 24px 24px 48px;
}

.app-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 20px;
}
.app-head .eyebrow {
  font-size: 11px;
  letter-spacing: 1.6px;
  color: var(--ink-3);
  text-transform: uppercase;
  font-weight: 600;
}
.app-head h1 {
  margin: 4px 0 0;
  font-size: 26px;
  font-weight: 900;
  letter-spacing: -0.01em;
}
.app-head h1 .sub {
  color: var(--ink-3);
  font-weight: 500;
}

.pill-ok {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  background: var(--success-soft);
  color: var(--success);
  border-radius: var(--r-pill);
  font-size: 13px;
  font-weight: 600;
}
.pill-ok::before {
  content: "";
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--success);
  box-shadow: 0 0 0 4px rgba(22,163,74,0.18);
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 4px rgba(22,163,74,0.18); }
  50%      { box-shadow: 0 0 0 7px rgba(22,163,74,0.05); }
}

/* ============================================================
   Layout
   ============================================================ */
.grid {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 24px;
}
@media (max-width: 960px) {
  .grid { grid-template-columns: 1fr; }
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-soft);
  padding: 24px;
}
.card + .card { margin-top: 16px; }

/* ============================================================
   Rate hero
   ============================================================ */
.rate {
  position: relative;
  padding: 28px;
  background: linear-gradient(135deg, #11383A 0%, #0E2A2C 60%, #082022 100%);
  color: #fff;
  border-radius: var(--r-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}
.rate::after {
  content: "";
  position: absolute;
  right: -80px; top: -80px;
  width: 280px; height: 280px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(57,174,178,0.42) 0%, transparent 70%);
  pointer-events: none;
}
.rate .anchor-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.18);
  color: #DAE6F7;
  border-radius: var(--r-pill);
  font-size: 11px;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  font-weight: 600;
  margin-bottom: 14px;
}
.rate .anchor-tag::before {
  content: "★";
  color: var(--accent);
}
.rate .rate-label {
  font-size: 13px;
  color: rgba(255,255,255,0.7);
  margin-bottom: 4px;
}
.rate .rate-value {
  font-family: var(--font-display);
  font-size: clamp(64px, 9vw, 96px);  /* większa, dramatyczniejsza rata */
  font-weight: 900;
  letter-spacing: -0.04em;            /* tighter dla impact premium */
  line-height: 0.95;
  display: flex;
  align-items: baseline;
  gap: 12px;
}
.rate .rate-value .digits {
  font-variant-numeric: tabular-nums lining-nums;
  font-feature-settings: "tnum", "lnum";
  transition: color 200ms;
}
.rate .rate-value.flash .digits {
  color: var(--brand);
  animation: rateFlash 380ms cubic-bezier(0.22, 1, 0.36, 1);
}
@keyframes rateFlash {
  0%   { transform: translateY(-6px); opacity: 0; filter: blur(4px); }
  60%  { transform: translateY(2px);  opacity: 1; filter: blur(0); }
  100% { transform: translateY(0);    opacity: 1; }
}
.rate .rate-value .unit {
  font-size: clamp(16px, 1.6vw, 22px);
  font-weight: 600;
  color: rgba(255,255,255,0.75);
  text-transform: uppercase;          /* "ZŁ / MC" — premium configurator vibe */
  letter-spacing: 0.04em;
}
.rate .rate-meta {
  display: flex;
  gap: 18px;
  margin-top: 14px;
  font-size: 13px;
  color: rgba(255,255,255,0.7);
  flex-wrap: wrap;
}
.rate .rate-meta .dot { color: rgba(255,255,255,0.3); }
.rate .rate-meta strong { color: #fff; font-weight: 600; }

/* Trust stamp — wzmocnienie credibility PEKAO (HIGH conversion signal) */
.trust-stamp {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 18px;
  padding: 8px 14px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--r-pill);
  font-size: 12px;
  color: rgba(255,255,255,0.82);
  letter-spacing: 0.01em;
  backdrop-filter: blur(8px);
}
.trust-stamp svg { color: var(--brand); flex: 0 0 auto; }
.trust-stamp strong { color: #fff; font-weight: 600; }

.rate-frame {
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}
.rate-derived {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 12px;
  color: rgba(255,255,255,0.7);
  font-family: var(--font-mono);
}
.rate-derived strong { color: #fff; font-weight: 600; }

/* ============================================================
   Controls — sliders, segmented
   ============================================================ */
.control + .control { margin-top: 20px; }
.control-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
}
.control-head .label {
  font-size: 14px;
  font-weight: 700;
  color: var(--ink);
}
.control-head .hint {
  font-size: 12px;
  color: var(--ink-3);
}

/* Segmented (periods) */
.segmented {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 6px;
  padding: 4px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
}
.seg-btn {
  appearance: none;
  border: 0;
  background: transparent;
  padding: 12px 8px;
  border-radius: 8px;
  text-align: center;
  cursor: pointer;
  font-family: inherit;
  color: var(--ink-2);
  transition: all 140ms;
  position: relative;
}
.seg-btn .seg-num {
  font-size: 16px;
  font-weight: 800;
  letter-spacing: -0.01em;
  display: block;
  font-variant-numeric: tabular-nums;
}
.seg-btn .seg-num .seg-km-unit {
  font-size: 11px;
  font-weight: 600;
  color: var(--ink-3);
  margin-left: 2px;
}
.seg-btn.active .seg-num .seg-km-unit { color: rgba(255,255,255,0.6); }
.seg-btn .seg-unit {
  font-size: 11px;
  color: var(--ink-3);
  letter-spacing: 0.5px;
}
.seg-btn:hover { background: rgba(42,111,219,0.05); }
.seg-btn.active {
  background: var(--brand);
  color: #fff;
  box-shadow: var(--shadow-pop-teal);
}
.seg-btn.active .seg-unit { color: rgba(255,255,255,0.6); }
.seg-btn.recommended::after {
  content: "rekomendowane";
  position: absolute;
  top: -10px; left: 50%;
  transform: translateX(-50%);
  font-size: 9px;
  letter-spacing: 1px;
  text-transform: uppercase;
  font-weight: 700;
  padding: 2px 8px;
  background: var(--brand-soft);
  color: var(--brand-deep);
  border-radius: var(--r-pill);
  white-space: nowrap;
}
.seg-btn.recommended.active::after {
  background: var(--accent);
  color: #fff;
}

/* Slider */
.slider-wrap { padding: 6px 4px 28px; position: relative; }
.slider {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 6px;
  border-radius: 999px;
  background: linear-gradient(to right, var(--brand) 0%, var(--brand) var(--pct, 33%), var(--border-strong) var(--pct, 33%), var(--border-strong) 100%);
  outline: none;
  cursor: pointer;
}
.slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 26px; height: 26px;
  border-radius: 50%;
  background: #fff;
  border: 3px solid var(--brand);
  box-shadow: 0 2px 8px rgba(42,111,219,0.32);
  cursor: grab;
  transition: transform 100ms;
}
.slider::-webkit-slider-thumb:active { transform: scale(1.1); cursor: grabbing; }
.slider::-moz-range-thumb {
  width: 26px; height: 26px;
  border-radius: 50%;
  background: #fff;
  border: 3px solid var(--brand);
  box-shadow: 0 2px 8px rgba(42,111,219,0.32);
  cursor: grab;
}
.ticks {
  position: relative;
  margin-top: 8px;
  height: 18px;
}
.tick {
  position: absolute;
  transform: translateX(-50%);
  font-size: 11px;
  color: var(--ink-3);
  font-family: var(--font-mono);
  user-select: none;
}
.tick.disabled { color: var(--ink-4); opacity: 0.4; }
.tick.active { color: var(--brand-deep); font-weight: 700; }

/* Stepper +/- */
.stepper {
  display: inline-flex;
  align-items: stretch;
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  overflow: hidden;
  background: #fff;
}
.stepper button {
  width: 36px;
  border: 0;
  background: #fff;
  font-size: 18px;
  font-weight: 700;
  color: var(--ink);
  cursor: pointer;
  font-family: inherit;
  transition: background 120ms;
}
.stepper button:hover:not(:disabled) { background: var(--brand-soft); color: var(--brand-deep); }
.stepper button:disabled { color: var(--ink-4); cursor: not-allowed; }
.stepper .value {
  min-width: 78px;
  padding: 0 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
  border-left: 1px solid var(--border);
  border-right: 1px solid var(--border);
  font-variant-numeric: tabular-nums;
}

/* Summary chips */
.chips {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-top: 24px;
}
@media (max-width: 520px) {
  .chips { grid-template-columns: 1fr 1fr; }
}
.chip {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 12px 14px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.chip-icon {
  flex: 0 0 auto;
  width: 28px; height: 28px;
  display: flex; align-items: center; justify-content: center;
  background: var(--brand-soft);
  color: var(--brand-deep);
  border-radius: var(--r-sm);
}
.chip-body { min-width: 0; }
.chip .chip-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--ink-3);
  font-weight: 600;
  margin-bottom: 4px;
}
.chip .chip-value {
  font-family: var(--font-mono);
  font-size: 16px;
  font-weight: 700;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
}

/* ============================================================
   Car panel (right column)
   ============================================================ */
.car-card {
  /* Neutralny off-white podkreśla auto; nie kłóci się ze studio-blue tłem zdjęcia */
  background: linear-gradient(180deg, #f5f7fa 0%, #e8edf3 100%);
  border-radius: var(--r-lg);
  padding: 0;
  overflow: hidden;
  position: relative;
  box-shadow: var(--shadow-card);
}
.car-card .badge-row {
  position: absolute;
  top: 16px; left: 16px; right: 16px;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  z-index: 2;
  pointer-events: none;
}
.car-card .badge {
  background: rgba(255,255,255,0.85);
  backdrop-filter: blur(8px);
  padding: 6px 12px;
  border-radius: var(--r-pill);
  font-size: 12px;
  font-weight: 600;
  color: var(--ink);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  pointer-events: auto;
}
.car-card .badge.year { color: var(--brand-deep); }
.car-image {
  display: block;
  width: 100%;
  height: auto;
  margin: 0;
}
.car-card .caption {
  position: absolute;
  bottom: 16px; left: 16px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 600;
  color: var(--ink-2);
  background: rgba(255,255,255,0.7);
  padding: 5px 10px;
  border-radius: var(--r-pill);
  backdrop-filter: blur(6px);
}

/* Benefit list */
.benefits .benefit {
  display: flex;
  gap: 14px;
  padding: 14px 0;
}
.benefits .benefit + .benefit { border-top: 1px solid var(--border); }
.benefits .benefit .icon {
  flex: 0 0 32px;
  height: 32px; width: 32px;
  border-radius: 50%;
  background: var(--brand-soft);
  color: var(--brand-deep);
  display: grid; place-items: center;
  font-weight: 800;
  font-size: 14px;
}
.benefits .benefit .b-title {
  font-weight: 700;
  font-size: 14px;
  margin-bottom: 2px;
}
.benefits .benefit .b-sub {
  font-size: 13px;
  color: var(--ink-3);
}

/* ============================================================
   CTA bar + form
   ============================================================ */
.cta-bar {
  margin-top: 24px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 20px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  box-shadow: var(--shadow-card);
}
.cta-bar .cta-copy h3 {
  margin: 0 0 4px;
  font-size: 18px;
  font-weight: 800;
  letter-spacing: -0.01em;
}
.cta-bar .cta-copy p {
  margin: 0;
  color: var(--ink-3);
  font-size: 13px;
}

.btn {
  appearance: none;
  border: 0;
  font-family: inherit;
  font-weight: 700;
  font-size: 15px;
  padding: 14px 22px;
  border-radius: var(--r-md);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: transform 100ms, box-shadow 140ms, background 140ms;
  white-space: nowrap;
}
.btn-primary {
  background: var(--accent);
  color: #fff;
  box-shadow: var(--shadow-pop);
}
.btn-primary:hover { background: var(--accent-deep); transform: translateY(-1px); }
.btn-primary:active { transform: translateY(0); }
.btn-ghost {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--border-strong);
}
.btn-ghost:hover { background: var(--surface); }

.btn .arrow {
  display: inline-block;
  transition: transform 140ms;
}
.btn:hover .arrow { transform: translateX(3px); }

/* Form panel — collapsible */
.form-panel {
  margin-top: 16px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  max-height: 0;
  opacity: 0;
  transition: max-height 360ms cubic-bezier(.2,.7,.2,1), opacity 240ms;
}
.form-panel.open {
  max-height: 800px;
  opacity: 1;
}
.form-panel .inner { padding: 28px; }
.form-panel h3 {
  margin: 0 0 4px;
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -0.01em;
}
.form-panel .form-sub {
  color: var(--ink-3);
  font-size: 14px;
  margin-bottom: 20px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
@media (max-width: 640px) {
  .form-row { grid-template-columns: 1fr; }
}
.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 14px;
}
.field label {
  font-size: 12px;
  font-weight: 600;
  color: var(--ink-2);
  text-transform: uppercase;
  letter-spacing: 0.6px;
}
.field input,
.field textarea,
.field select {
  font-family: inherit;
  font-size: 15px;
  padding: 12px 14px;
  border: 1px solid var(--border-strong);
  border-radius: var(--r-md);
  background: #fff;
  color: var(--ink);
  outline: none;
  transition: border-color 140ms, box-shadow 140ms;
}
.field input:focus,
.field textarea:focus,
.field select:focus {
  border-color: var(--brand);
  box-shadow: 0 0 0 3px rgba(57,174,178,0.20);
}
.field textarea { resize: vertical; min-height: 80px; }
.field .check {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 12px;
  color: var(--ink-3);
  line-height: 1.5;
  cursor: pointer;
}
.field .check input { width: 16px; height: 16px; margin-top: 2px; flex: 0 0 16px; }

.form-summary {
  background: var(--brand-soft);
  border: 1px solid var(--brand-soft-2);
  border-radius: var(--r-md);
  padding: 14px 16px;
  margin-bottom: 20px;
  display: flex;
  gap: 14px;
  align-items: center;
  flex-wrap: wrap;
  font-size: 13px;
}
.form-summary .fs-rate {
  font-family: var(--font-mono);
  font-weight: 800;
  font-size: 20px;
  color: var(--brand-deep);
}
.form-summary .fs-line {
  color: var(--ink-2);
  flex: 1;
  min-width: 200px;
}

.form-actions {
  display: flex;
  gap: 12px;
  align-items: center;
  flex-wrap: wrap;
}
.form-actions .small {
  font-size: 12px;
  color: var(--ink-3);
}

/* Thank-you state */
.thanks {
  text-align: center;
  padding: 36px 20px;
}
.thanks .check-circle {
  width: 56px; height: 56px; border-radius: 50%;
  background: var(--success-soft); color: var(--success);
  display: grid; place-items: center;
  margin: 0 auto 14px;
  font-size: 28px;
  font-weight: 800;
}
.thanks h3 { font-size: 22px; margin: 0 0 6px; }
.thanks p { color: var(--ink-3); margin: 0; }

/* Footnote */
.footnote {
  margin-top: 18px;
  font-size: 11px;
  color: var(--ink-4);
  line-height: 1.6;
}

/* Tiny utility — hide control's native focus ring */
button:focus-visible,
.btn:focus-visible {
  outline: 2px solid var(--brand);
  outline-offset: 2px;
}

/* ============================================================
   Form mode — replaces calculator
   ============================================================ */
.form-mode .form-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 18px;
}
.back-btn {
  appearance: none;
  border: 0;
  background: transparent;
  font-family: inherit;
  font-size: 14px;
  font-weight: 600;
  color: var(--ink-2);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  padding: 8px 12px;
  border-radius: var(--r-md);
  transition: background 120ms;
}
.back-btn:hover { background: var(--brand-soft); color: var(--brand-deep); }
.back-btn .arrow-left { transition: transform 140ms; }
.back-btn:hover .arrow-left { transform: translateX(-3px); }

.form-grid {
  display: block;
}

/* Offer summary banner — horizontal, full-width, above the form */
.offer-banner {
  background: linear-gradient(135deg, #11383A 0%, #0E2A2C 60%, #082022 100%);
  color: #fff;
  border-radius: var(--r-lg);
  padding: 22px 24px;
  margin-bottom: 20px;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-card);
  display: grid;
  grid-template-columns: minmax(220px, 1fr) 2fr;
  gap: 24px;
  align-items: center;
}
.offer-banner::after {
  content: "";
  position: absolute;
  right: -80px; top: -100px;
  width: 280px; height: 280px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(57,174,178,0.4) 0%, transparent 70%);
  pointer-events: none;
}
.offer-banner .ob-left { position: relative; z-index: 1; }
.offer-banner .ob-eyebrow {
  font-size: 11px;
  letter-spacing: 1.4px;
  text-transform: uppercase;
  color: rgba(255,255,255,0.65);
  font-weight: 700;
  margin-bottom: 6px;
}
.offer-banner .ob-rate {
  display: flex; align-items: baseline; gap: 8px;
  margin-bottom: 4px;
}
.offer-banner .ob-rate .digits {
  font-size: 52px;
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 1;
  font-variant-numeric: tabular-nums;
}
.offer-banner .ob-rate .unit {
  font-size: 15px;
  font-weight: 500;
  color: rgba(255,255,255,0.7);
}
.offer-banner .ob-vehicle {
  font-size: 13px;
  color: rgba(255,255,255,0.75);
}
.offer-banner .ob-params {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  position: relative;
  z-index: 1;
}
.offer-banner .ob-param {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding-left: 14px;
  border-left: 1px solid rgba(255,255,255,0.18);
}
.offer-banner .ob-param .pk {
  font-size: 10px;
  letter-spacing: 1.1px;
  text-transform: uppercase;
  color: rgba(255,255,255,0.6);
  font-weight: 700;
}
.offer-banner .ob-param .pv {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 15px;
  color: #fff;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}
.offer-banner .ob-extras {
  margin-top: 14px;
  display: flex; flex-wrap: wrap; gap: 8px;
  position: relative; z-index: 1;
  grid-column: 1 / -1;
}
.offer-banner .ob-tag {
  font-size: 11px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: var(--r-pill);
  background: rgba(255,255,255,0.10);
  border: 1px solid rgba(255,255,255,0.18);
  color: rgba(255,255,255,0.92);
}
.offer-banner .ob-tag.accent { background: rgba(255,140,0,0.18); border-color: rgba(255,140,0,0.45); color: #FFD9A6; }

@media (max-width: 760px) {
  .offer-banner {
    grid-template-columns: 1fr;
    gap: 16px;
    padding: 18px 18px;
  }
  .offer-banner .ob-rate .digits { font-size: 42px; }
  .offer-banner .ob-params {
    grid-template-columns: 1fr 1fr;
    gap: 10px;
  }
  .offer-banner .ob-param { padding-left: 10px; }
  .offer-banner .ob-param .pv { font-size: 13px; }
}

/* Offer recap card */
.offer-card {
  background: linear-gradient(180deg, #11383A 0%, #0E2A2C 100%);
  color: #fff;
  border-radius: var(--r-lg);
  padding: 24px;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-card);
}
.offer-card::before {
  content: "";
  position: absolute;
  right: -60px; top: -60px;
  width: 220px; height: 220px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(57,174,178,0.35) 0%, transparent 70%);
}
.offer-eyebrow {
  font-size: 11px;
  letter-spacing: 1.6px;
  text-transform: uppercase;
  color: rgba(255,255,255,0.65);
  font-weight: 600;
  margin-bottom: 8px;
}
.offer-rate {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin-bottom: 4px;
}
.offer-rate .digits {
  font-size: 56px;
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1;
  font-variant-numeric: tabular-nums;
}
.offer-rate .unit {
  font-size: 16px;
  font-weight: 600;
  color: rgba(255,255,255,0.7);
}
.offer-vehicle {
  font-size: 14px;
  color: rgba(255,255,255,0.75);
  margin-bottom: 16px;
}
.offer-divider {
  height: 1px;
  background: rgba(255,255,255,0.14);
  margin: 16px 0;
}
.offer-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.offer-list li {
  display: flex;
  flex-direction: column;
  gap: 2px;
  font-size: 13px;
  padding-bottom: 8px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.offer-list li:last-child { border-bottom: 0; padding-bottom: 0; }
.offer-list li span {
  color: rgba(255,255,255,0.6);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  font-weight: 600;
}
.offer-list li strong {
  color: #fff;
  font-weight: 700;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 14px;
  white-space: nowrap;
}
.offer-car {
  margin: 20px -24px -24px;
  padding: 12px 20px 16px;
  background: linear-gradient(180deg, rgba(218,238,239,0) 0%, rgba(218,238,239,0.92) 60%, #DAEEEF 100%);
}
.offer-car img {
  display: block;
  width: 80%;
  max-width: 280px;
  margin: 0 auto;
}

/* Form card */
.form-card { padding: 28px; }
.form-card .form-title {
  margin: 0 0 6px;
  font-size: 26px;
  font-weight: 900;
  letter-spacing: -0.01em;
}
.form-card .form-sub {
  margin: 0 0 22px;
  color: var(--ink-3);
  font-size: 14px;
  line-height: 1.55;
}
.btn-lg {
  padding: 16px 26px;
  font-size: 16px;
}
@media (max-width: 520px) {
  .form-card { padding: 20px; }
  .form-card .form-title { font-size: 22px; }
  .btn-lg { width: 100%; justify-content: center; }
  .form-actions { flex-direction: column; align-items: stretch; }
  .form-actions .small { text-align: center; }
}

/* Thanks card (form mode) */
.thanks-card {
  text-align: center;
  padding: 48px 32px;
  max-width: 640px;
  margin: 24px auto 0;
}
.thanks-card .check-circle {
  width: 64px; height: 64px; border-radius: 50%;
  background: var(--success-soft); color: var(--success);
  display: grid; place-items: center;
  margin: 0 auto 16px;
  font-size: 32px;
  font-weight: 800;
}
.thanks-card h2 {
  font-size: 24px;
  font-weight: 800;
  margin: 0 0 8px;
  letter-spacing: -0.01em;
}
.thanks-card .thanks-sub {
  color: var(--ink-3);
  font-size: 14px;
  margin: 0 0 24px;
  line-height: 1.55;
}
.offer-recap {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  text-align: left;
  padding: 16px;
  background: var(--surface);
  border-radius: var(--r-md);
}
@media (max-width: 640px) {
  .offer-recap { grid-template-columns: 1fr 1fr; }
}
.offer-recap > div { display: flex; flex-direction: column; gap: 4px; }
.offer-recap span {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--ink-3);
  font-weight: 600;
}
.offer-recap strong {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  color: var(--ink);
}

/* ============================================================
   Iteracja 3 — frontend-design improvements
   ============================================================ */

/* Inline form errors (HIGH 4) */
.field input[aria-invalid="true"],
.field select[aria-invalid="true"],
.field textarea[aria-invalid="true"] {
  border-color: #dc2626;
  background: #fef2f2;
}
.field-error {
  display: block;
  margin-top: 6px;
  color: #b91c1c;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.01em;
}
.field .check.invalid {
  color: #b91c1c;
}

/* Submit spinner (MEDIUM 5) */
.spinner {
  display: inline-block;
  width: 14px; height: 14px;
  margin-right: 8px;
  border: 2px solid currentColor;
  border-right-color: transparent;
  border-radius: 50%;
  animation: spin 600ms linear infinite;
  vertical-align: -2px;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* Check-circle pop-in animation w thanks-card (MEDIUM 5 cd) */
.thanks-card .check-circle {
  animation: checkPop 480ms cubic-bezier(0.22, 1.4, 0.36, 1) both;
}
@keyframes checkPop {
  0%   { transform: scale(0)   rotate(-20deg); opacity: 0; }
  60%  { transform: scale(1.1) rotate(8deg);   opacity: 1; }
  100% { transform: scale(1)   rotate(0);      opacity: 1; }
}

/* Sticky bottom CTA na mobile (HIGH 3) — kalkulator embedowany w iframe */
@media (max-width: 760px) {
  .cta-bar {
    position: sticky;
    bottom: 0;
    z-index: 50;
    background: rgba(255, 255, 255, 0.94);
    backdrop-filter: blur(16px) saturate(180%);
    -webkit-backdrop-filter: blur(16px) saturate(180%);
    border-top: 1px solid var(--border);
    box-shadow: 0 -4px 24px -8px rgba(14, 42, 44, 0.12);
    margin: 12px -14px 0;
    padding: 14px;
    border-radius: 0;
  }
  .cta-bar .cta-copy h3 { font-size: 15px; margin: 0 0 4px; }
  .cta-bar .cta-copy p { display: none; }
}