/* ================================================================
   CHIMERA DYNOFLEX — landing & checkout
   Design 2026: light surfaces, dark accents, soft shadows.
   Brand orange #d84b00 (spójny z theme.py aplikacji).
   ================================================================ */

* { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  /* Brand */
  --accent: #d84b00;
  --accent-hover: #b53e00;
  --accent-soft: #fff1ea;
  --accent-glow: rgba(216, 75, 0, 0.12);

  /* Surfaces */
  --bg: #fafaf9;
  --bg-alt: #f4f4f2;
  --surface: #ffffff;
  --ink: #0a0a0a;
  --ink-2: #1c1c1c;
  --muted: #6b6b6b;
  --muted-2: #9a9a9a;
  --line: #e8e8e6;
  --line-2: #d8d8d4;

  /* Dark sections */
  --dark: #131314;
  --dark-2: #1c1c1d;
  --dark-line: #2a2a2c;
  --dark-text: #ececec;
  --dark-muted: #a0a0a0;

  /* System */
  --success: #16a34a;
  --green: #43a047;
  --red: #e53935;

  --radius: 14px;
  --radius-sm: 10px;
  --radius-lg: 20px;

  --shadow-sm: 0 1px 2px rgba(0,0,0,.04), 0 1px 1px rgba(0,0,0,.03);
  --shadow: 0 4px 16px rgba(0,0,0,.05), 0 1px 3px rgba(0,0,0,.04);
  --shadow-lg: 0 20px 50px -10px rgba(0,0,0,.12), 0 8px 20px -8px rgba(0,0,0,.08);
  --shadow-orange: 0 8px 24px -6px rgba(216,75,0,.35);

  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --mono: 'JetBrains Mono', 'SF Mono', monospace;

  --ease: cubic-bezier(.4, 0, .2, 1);
}

html, body {
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.5;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  scroll-behavior: smooth;
}

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

.mono { font-family: var(--mono); }

/* ================================================================
   TOP BAR
   ================================================================ */
.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(250, 250, 249, 0.85);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid var(--line);
}
.topbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}
.brand { display: flex; align-items: center; text-decoration: none; }
.brand__logo {
  height: 38px;
  width: auto;
  display: block;
}
.brand__logo--dark { height: 44px; }
.topbar__nav { display: flex; gap: 32px; }
.topbar__nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  transition: color .2s var(--ease);
}
.topbar__nav a:hover { color: var(--ink); }

/* ================================================================
   BUTTONS
   ================================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all .2s var(--ease);
  white-space: nowrap;
}
.btn--sm { padding: 8px 14px; font-size: 13px; }
.btn--lg { padding: 14px 24px; font-size: 15px; border-radius: 12px; }
.btn--block { width: 100%; }
.btn--primary {
  background: var(--accent);
  color: #fff;
  box-shadow: var(--shadow-orange);
}
.btn--primary:hover {
  background: var(--accent-hover);
  transform: translateY(-1px);
  box-shadow: 0 12px 28px -6px rgba(216,75,0,.45);
}
.btn--primary:active { transform: translateY(0); }
.btn--ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--line-2);
}
.btn--ghost:hover { background: var(--surface); border-color: var(--ink); }

.arrow {
  display: inline-block;
  transition: transform .2s var(--ease);
}
.btn:hover .arrow { transform: translateX(3px); }

/* ================================================================
   HERO
   ================================================================ */
.hero {
  padding: 80px 0 100px;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  top: -300px;
  right: -200px;
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, var(--accent-glow), transparent 60%);
  pointer-events: none;
}
.hero__grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 60px;
  align-items: center;
  position: relative;
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 100px;
  font-size: 13px;
  color: var(--muted);
  font-weight: 500;
  box-shadow: var(--shadow-sm);
}
.dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--success);
  box-shadow: 0 0 0 3px rgba(22,163,74,.18);
}
.hero__title {
  font-size: clamp(40px, 6vw, 64px);
  line-height: 1.05;
  font-weight: 800;
  letter-spacing: -.03em;
  margin: 22px 0 18px;
}
.grad {
  background: linear-gradient(135deg, var(--accent), #f0773c);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero__sub {
  font-size: 17px;
  color: var(--muted);
  max-width: 540px;
  line-height: 1.6;
}
.hero__price {
  margin: 32px 0 28px;
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}
.price {
  display: flex;
  align-items: baseline;
  gap: 6px;
}
.price__amount {
  font-size: 52px;
  font-weight: 800;
  letter-spacing: -.03em;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
}
.price__currency {
  font-size: 22px;
  font-weight: 600;
  color: var(--muted);
}
.price__sep {
  width: 1px;
  align-self: stretch;
  background: var(--line-2);
  margin: 6px 0;
}
.price__net {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.price__net-amount {
  font-size: 28px;
  font-weight: 700;
  letter-spacing: -.02em;
  color: var(--ink-2);
  font-variant-numeric: tabular-nums;
  line-height: 1.1;
}
.price__net-label {
  font-size: 13px;
  color: var(--muted);
  font-weight: 500;
}
.price__perks {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin: -8px 0 28px;
}
.badge {
  display: inline-flex;
  align-items: center;
  font-size: 13px;
  color: var(--muted);
  font-weight: 500;
}
.badge--ok { color: var(--success); }

.hero__cta {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}
.trust {
  margin-top: 48px;
  display: flex;
  align-items: center;
  gap: 28px;
}
.trust__item {
  display: flex;
  flex-direction: column;
}
.trust__item strong {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -.02em;
}
.trust__item span {
  font-size: 11.5px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: .06em;
}
.trust__sep {
  width: 1px;
  height: 32px;
  background: var(--line-2);
}

/* ================================================================
   HERO SHOT — wykres z aplikacji wtopiony w tło
   Obrazek z białym tłem miesza się z tłem strony przez mix-blend-mode,
   krawędzie znikają stopniowo dzięki masce. Wygląda jak integralna
   część hero, a nie obrazek wiszący na ścianie.
   ================================================================ */
.hero__right {
  position: relative;
  /* niech obrazek ma pewną wysokość proporcjonalną do kolumny */
}

.hero-shot {
  display: block;
  width: 100%;
  height: auto;
  /* darken: białe tło + jasna siatka znikają, zostają tylko ciemniejsze
     piksele krzywych. Krzywe wyłaniają się z tła. */
  mix-blend-mode: darken;
  /* Podbita jasność wyrzuca jasnoszarą siatkę do bieli — siatka znika
     w blend mode. Lekko wyciszona saturacja krzywych. */
  filter: brightness(1.18) contrast(1.05) saturate(0.88);
  /* krawędzie obrazka blakną w tło — żadnej prostej linii cięcia */
  -webkit-mask-image: radial-gradient(ellipse 82% 78% at center,
                       #000 45%, transparent 100%);
          mask-image: radial-gradient(ellipse 82% 78% at center,
                       #000 45%, transparent 100%);
  /* delikatna animacja wejścia */
  opacity: 0;
  transform: translateY(8px);
  animation: heroShotIn 1.1s var(--ease) 0.2s forwards;
}
@keyframes heroShotIn {
  to { opacity: 1; transform: translateY(0); }
}

/* ================================================================
   VALUE STRIP
   ================================================================ */
.strip {
  background: var(--surface);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 28px 0;
}
.strip__inner {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.strip__item {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.strip__item strong {
  font-size: 15px;
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--ink);
}
.strip__item span {
  font-size: 13px;
  color: var(--muted);
}

/* ================================================================
   SECTIONS
   ================================================================ */
.section { padding: 100px 0; }
.section--alt { background: var(--bg-alt); }

.kicker {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}
.h2 {
  font-size: clamp(30px, 4vw, 44px);
  font-weight: 800;
  letter-spacing: -.025em;
  line-height: 1.1;
  margin-bottom: 16px;
}
.lead {
  font-size: 17px;
  color: var(--muted);
  max-width: 640px;
  line-height: 1.6;
}
.section__head { margin-bottom: 56px; max-width: 720px; }
.section__head--center { margin-left: auto; margin-right: auto; text-align: center; }
.section__head--center .lead { margin-left: auto; margin-right: auto; }

/* ================================================================
   STEPS — Cztery kroki
   ================================================================ */
.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.stepcard {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px 24px;
  position: relative;
  transition: all .25s var(--ease);
}
.stepcard:hover {
  border-color: var(--line-2);
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}
.stepcard__num {
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 16px;
  letter-spacing: .05em;
}
.stepcard h3 {
  font-size: 17px;
  font-weight: 700;
  letter-spacing: -.01em;
  margin-bottom: 8px;
}
.stepcard p {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.55;
}

/* ================================================================
   FEATURES
   ================================================================ */
.features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  position: relative;
}
.feat {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px;
  transition: all .25s var(--ease);
  cursor: pointer;
  position: relative;
}
.feat:hover {
  border-color: var(--accent);
  transform: translateY(-3px);
  box-shadow: 0 12px 30px -10px rgba(216,75,0,0.2), var(--shadow);
}
.feat__icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: var(--accent-soft);
  color: var(--accent);
  display: grid;
  place-items: center;
  margin-bottom: 18px;
  transition: all .25s var(--ease);
}
.feat:hover .feat__icon {
  background: var(--accent);
  color: #fff;
  transform: scale(1.05);
}
.feat__icon svg { width: 22px; height: 22px; }
.feat h3 {
  font-size: 17px;
  font-weight: 700;
  letter-spacing: -.01em;
  margin-bottom: 6px;
}
.feat p {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.55;
}
.feat__hint {
  display: inline-flex;
  align-items: center;
  margin-top: 14px;
  font-size: 12px;
  font-weight: 600;
  color: var(--muted-2);
  letter-spacing: 0.02em;
  transition: color .2s var(--ease);
}
.feat:hover .feat__hint { color: var(--accent); }

/* ================================================================
   FEAT PREVIEW — pływające okno ze screenshotem po hover
   ================================================================ */
.feat-preview {
  position: fixed;
  top: 0;
  left: 0;
  pointer-events: none;
  z-index: 100;
  opacity: 0;
  transform: translate(-50%, -50%) scale(0.94);
  transition: opacity .2s var(--ease), transform .25s var(--ease);
  width: min(780px, 92vw);
}
.feat-preview.is-visible {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1);
}
.feat-preview__frame {
  background: var(--dark);
  border-radius: 14px;
  overflow: hidden;
  box-shadow:
    0 30px 80px -10px rgba(0,0,0,0.4),
    0 10px 30px -5px rgba(216,75,0,0.15),
    0 0 0 1px var(--dark-line);
}
.feat-preview__bar {
  height: 30px;
  background: #0a0a0b;
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 0 12px;
  border-bottom: 1px solid var(--dark-line);
}
.feat-preview__bar > span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}
.feat-preview__bar > span:nth-child(1) { background: #ff5f57; }
.feat-preview__bar > span:nth-child(2) { background: #febc2e; }
.feat-preview__bar > span:nth-child(3) { background: #28c840; }
.feat-preview__bar em {
  margin-left: auto;
  font-style: normal;
  font-size: 11px;
  font-weight: 500;
  color: var(--dark-muted);
}
.feat-preview img {
  display: block;
  width: 100%;
  height: auto;
  background: var(--dark);
}

/* ================================================================
   TECH "Pod maską"
   ================================================================ */
.tech {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}
.tech__item {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 32px;
  position: relative;
  overflow: hidden;
}
.tech__bar {
  position: absolute;
  top: 0; left: 0;
  width: 4px;
  height: 100%;
  background: var(--accent);
}
.tech__item h3 {
  font-size: 19px;
  font-weight: 700;
  letter-spacing: -.015em;
  margin-bottom: 10px;
}
.tech__item p {
  font-size: 14.5px;
  color: var(--muted);
  line-height: 1.65;
}

/* ================================================================
   SPECS
   ================================================================ */
.specs__grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 60px;
  align-items: start;
}
.specs__left .lead { margin-bottom: 32px; }
.kit {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.kit__item {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 14px;
  align-items: center;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 14px 18px;
}
.kit__icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: var(--accent-soft);
  color: var(--accent);
  display: grid;
  place-items: center;
}
.kit__icon svg { width: 22px; height: 22px; }
.kit__item strong { display: block; font-size: 14px; font-weight: 600; margin-bottom: 2px; }
.kit__item small { display: block; font-size: 12.5px; color: var(--muted); }

.specs__right .specs__title {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}
.specs__list {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}
.specs__list > div {
  display: grid;
  grid-template-columns: 1fr 1fr;
  padding: 16px 22px;
  border-bottom: 1px solid var(--line);
  font-size: 14px;
}
.specs__list > div:last-child { border-bottom: none; }
.specs__list dt { color: var(--muted); font-weight: 500; }
.specs__list dd {
  font-weight: 600;
  color: var(--ink);
  text-align: right;
  font-variant-numeric: tabular-nums;
}
.specs__cta { margin-top: 20px; }

/* ================================================================
   CHECKOUT
   ================================================================ */
.checkout__head { margin-bottom: 40px; max-width: 700px; }
.checkout__grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 32px;
  align-items: start;
}

.step {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px;
  margin-bottom: 16px;
  display: grid;
  grid-template-columns: 32px 1fr;
  gap: 20px;
}
.step__num {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--ink);
  color: #fff;
  font-weight: 700;
  font-size: 13px;
  display: grid;
  place-items: center;
}
.step__body h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 18px;
  letter-spacing: -.01em;
}
.row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 12px;
}
.field { display: flex; flex-direction: column; gap: 6px; }
.field span {
  font-size: 13px;
  color: var(--muted);
  font-weight: 500;
}
.field input {
  font-family: inherit;
  font-size: 14px;
  padding: 11px 14px;
  border: 1px solid var(--line-2);
  border-radius: var(--radius-sm);
  background: var(--surface);
  color: var(--ink);
  transition: all .15s var(--ease);
}
.field input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}
.field input::placeholder { color: var(--muted-2); }

.check {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: var(--ink-2);
  cursor: pointer;
  margin-top: 8px;
}
.check input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--accent);
  cursor: pointer;
}
.check a { color: var(--accent); text-decoration: none; }
.check a:hover { text-decoration: underline; }

/* pay options */
.pay {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.pay__opt {
  display: grid;
  grid-template-columns: 56px 1fr auto;
  gap: 14px;
  align-items: center;
  padding: 16px;
  border: 1.5px solid var(--line);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all .2s var(--ease);
  background: var(--surface);
}
.pay__opt:hover {
  border-color: var(--line-2);
  background: var(--bg);
}
.pay__opt--selected,
.pay__opt:has(input:checked) {
  border-color: var(--accent);
  background: var(--accent-soft);
}
.pay__opt input[type="radio"] { display: none; }
.pay__icon {
  width: 56px;
  height: 36px;
  border-radius: 6px;
  background: var(--bg-alt);
  display: grid;
  place-items: center;
  color: var(--ink);
}
.pay__icon svg { width: 22px; height: 22px; }
.pay__icon--img {
  background: #fff;
  border: 1px solid var(--line);
  padding: 4px 6px;
}
.pay__icon--img img {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
  display: block;
}
.pay__icon--blik {
  background: linear-gradient(135deg, #000, #1a1a1a);
  color: #fff;
  font-weight: 800;
  font-size: 12px;
  letter-spacing: .04em;
}
.pay__icon--blik span {
  background: linear-gradient(90deg, #ff4b6e, #ff8a3d);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.pay__txt { display: flex; flex-direction: column; gap: 2px; }
.pay__txt strong { font-size: 14px; font-weight: 600; }
.pay__txt small { font-size: 12px; color: var(--muted); }
.pay__chev {
  color: var(--muted-2);
  font-size: 18px;
  font-weight: 600;
}
.pay__opt:has(input:checked) .pay__chev { color: var(--accent); }

/* summary */
.checkout__summary { position: sticky; top: 88px; }
.summary {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px;
}
.summary__title {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: -.01em;
  margin-bottom: 20px;
}
.summary__item {
  display: grid;
  grid-template-columns: 44px 1fr auto;
  gap: 14px;
  padding-bottom: 20px;
  margin-bottom: 20px;
  border-bottom: 1px solid var(--line);
  align-items: start;
}
.summary__thumb {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: var(--accent-soft);
  color: var(--accent);
  display: grid;
  place-items: center;
  margin-top: 2px;
}
.summary__thumb svg { width: 22px; height: 22px; }
.summary__txt { display: flex; flex-direction: column; gap: 4px; }
.summary__txt strong { font-size: 14px; font-weight: 600; }
.summary__txt small { font-size: 12px; color: var(--muted); line-height: 1.45; }
.summary__price {
  font-weight: 600;
  font-size: 14px;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}
.summary__row {
  display: flex;
  justify-content: space-between;
  padding: 6px 0;
  font-size: 14px;
  color: var(--muted);
}
.summary__row span:last-child {
  color: var(--ink);
  font-weight: 500;
  font-variant-numeric: tabular-nums;
}
.summary__free { color: var(--success) !important; font-weight: 600 !important; }
.summary__row--total {
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  font-size: 15px;
}
.summary__row--total span:first-child {
  color: var(--ink);
  font-weight: 600;
}
.summary__total {
  font-size: 20px !important;
  font-weight: 800 !important;
  letter-spacing: -.02em;
}
.summary .btn { margin: 22px 0 18px; }
.summary__perks {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.summary__perks li {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.5;
}
.summary__secure {
  margin-top: 18px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--muted);
}
.summary__secure svg { width: 14px; height: 14px; }

/* ================================================================
   FAQ
   ================================================================ */
.faq {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.faq details {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 18px 22px;
  transition: all .2s var(--ease);
}
.faq details[open] {
  border-color: var(--line-2);
  box-shadow: var(--shadow-sm);
}
.faq summary {
  cursor: pointer;
  font-weight: 600;
  font-size: 15px;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: '+';
  font-size: 24px;
  font-weight: 400;
  color: var(--muted);
  transition: transform .2s var(--ease);
  flex-shrink: 0;
}
.faq details[open] summary::after {
  content: '−';
  color: var(--accent);
}
.faq p {
  margin-top: 12px;
  font-size: 14px;
  color: var(--muted);
  line-height: 1.6;
}

/* ================================================================
   CONTACT
   ================================================================ */
.contact {
  padding: 80px 0;
  background: var(--bg);
}
.contact__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.contact__cards {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.contact__card {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 16px;
  align-items: center;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px 24px;
  text-decoration: none;
  color: var(--ink);
  transition: all .2s var(--ease);
}
.contact__card:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}
.contact__card svg {
  width: 24px;
  height: 24px;
  color: var(--accent);
  grid-row: span 2;
  align-self: center;
}
.contact__card strong {
  font-size: 16px;
  font-weight: 600;
  letter-spacing: -.01em;
  display: block;
}
.contact__card small {
  font-size: 13px;
  color: var(--muted);
  display: block;
  margin-top: 2px;
}

/* ================================================================
   FOOTER
   ================================================================ */
.footer {
  background: var(--dark);
  color: var(--dark-text);
  padding: 64px 0 32px;
}
.footer__inner {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 32px;
  padding-bottom: 40px;
  border-bottom: 1px solid var(--dark-line);
}
.footer .muted { color: var(--dark-muted); font-size: 14px; margin-top: 14px; line-height: 1.6; }
.footer__col h4 {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--dark-muted);
  margin-bottom: 16px;
}
.footer__col a {
  display: block;
  color: var(--dark-text);
  text-decoration: none;
  font-size: 14px;
  padding: 4px 0;
  transition: color .15s var(--ease);
}
.footer__col a:hover { color: var(--accent); }
.footer__bottom {
  margin-top: 28px;
  display: flex;
  justify-content: space-between;
  font-size: 13px;
  color: var(--dark-muted);
}

/* ================================================================
   CHECKOUT NOTICE — sprzedaż uruchamiana wkrótce
   ================================================================ */
.checkout__notice {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 18px;
  align-items: center;
  background: linear-gradient(135deg, #fff4e6, #fff8f0);
  border: 1px solid #f5c89a;
  border-left: 4px solid var(--accent);
  border-radius: var(--radius);
  padding: 20px 24px;
  margin-bottom: 32px;
}
.checkout__notice-icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  display: grid;
  place-items: center;
}
.checkout__notice-icon svg { width: 24px; height: 24px; }
.checkout__notice-text {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.checkout__notice-text strong {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--ink);
}
.checkout__notice-text span {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.5;
}
.checkout__notice-text a {
  color: var(--accent);
  text-decoration: none;
  font-weight: 600;
  white-space: nowrap;
}
.checkout__notice-text a:hover { text-decoration: underline; }

.checkout__grid--disabled {
  position: relative;
  opacity: 0.55;
  pointer-events: none;
  filter: saturate(0.6);
  user-select: none;
}
.checkout__grid--disabled input,
.checkout__grid--disabled button,
.checkout__grid--disabled label {
  cursor: not-allowed !important;
}
#payBtn:disabled {
  background: var(--muted-2);
  box-shadow: none;
  cursor: not-allowed;
  opacity: 1;
}
#payBtn:disabled:hover {
  background: var(--muted-2);
  transform: none;
}

/* ================================================================
   FEAT THUMBNAIL — miniaturka screenshotu w kafelku (mobile)
   Desktop ma hover-preview, więc miniaturki są domyślnie ukryte.
   ================================================================ */
.feat__thumb {
  display: none;
  width: 100%;
  height: auto;
  margin-top: 18px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  cursor: zoom-in;
  background: var(--dark);
  transition: transform .2s var(--ease);
}
.feat__thumb:active {
  transform: scale(0.98);
}

/* Pokazujemy miniaturki na urządzeniach dotykowych / mobile.
   !important zabezpiecza przed niespodziewanymi nadpisaniami w cache-owanym
   CSS u klientów. Reguła obejmuje wszystko ≤980px i każde urządzenie bez
   prawdziwego hovera (telefony, większość tabletów). */
@media (hover: none), (pointer: coarse), (max-width: 980px) {
  .feat__thumb { display: block !important; }
}

/* ================================================================
   LIGHTBOX — fullscreen podgląd screenshotu po kliknięciu
   ================================================================ */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: rgba(0, 0, 0, 0.92);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  padding: 20px;
  opacity: 0;
  visibility: hidden;
  transition: opacity .25s var(--ease), visibility .25s var(--ease);
  cursor: zoom-out;
}
.lightbox.is-open {
  opacity: 1;
  visibility: visible;
}
.lightbox__img {
  max-width: 100%;
  max-height: 85vh;
  width: auto;
  height: auto;
  object-fit: contain;
  border-radius: 8px;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.5);
  transform: scale(0.96);
  transition: transform .3s var(--ease);
  cursor: default;
}
.lightbox.is-open .lightbox__img {
  transform: scale(1);
}
.lightbox__close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
  border: none;
  font-size: 28px;
  line-height: 1;
  cursor: pointer;
  display: grid;
  place-items: center;
  transition: background .2s var(--ease);
}
.lightbox__close:hover {
  background: rgba(255, 255, 255, 0.22);
}
.lightbox__caption {
  margin-top: 18px;
  color: rgba(255, 255, 255, 0.8);
  font-size: 14px;
  text-align: center;
  max-width: 600px;
  line-height: 1.5;
}

body.lightbox-open {
  overflow: hidden;
}

/* ================================================================
   RESPONSIVE
   ================================================================ */
@media (max-width: 1080px) {
  .steps { grid-template-columns: repeat(2, 1fr); }
  .tech { grid-template-columns: 1fr; }
}
@media (max-width: 980px) {
  .hero__grid { grid-template-columns: 1fr; gap: 40px; }
  .specs__grid { grid-template-columns: 1fr; gap: 32px; }
  .checkout__grid { grid-template-columns: 1fr; }
  .checkout__summary { position: static; }
  .features { grid-template-columns: repeat(2, 1fr); }
  .contact__inner { grid-template-columns: 1fr; gap: 32px; }
  .footer__inner { grid-template-columns: 1fr 1fr; }
  .topbar__nav { display: none; }
  .strip__inner { grid-template-columns: repeat(2, 1fr); }
  /* na mobile preview nie ma sensu — wyłączam */
  .feat-preview { display: none !important; }
  .feat__hint { display: none; }
}
@media (max-width: 600px) {
  .section { padding: 64px 0; }
  .hero { padding: 48px 0 64px; }
  .features { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .row { grid-template-columns: 1fr; }
  .step { grid-template-columns: 1fr; }
  .step__num { grid-row: 1; }
  .price__amount { font-size: 44px; }
  .price__net-amount { font-size: 22px; }
  .price__sep { display: none; }
  .hero__price { gap: 16px; }
  .trust { gap: 18px; flex-wrap: wrap; }
  .footer__inner { grid-template-columns: 1fr; }
  .footer__bottom { flex-direction: column; gap: 8px; align-items: flex-start; }
  .strip__inner { grid-template-columns: 1fr; }
}

/* ================================================================
   INTRO / PRELOADER
   Pełnoekranowa warstwa przy wejściu na stronę. Rysuje:
   1) ramkę zaokrągloną (pomarańczową)
   2) krzywą mocy (pomarańczową, ciągłą)
   3) krzywą momentu (czarną, przerywaną)
   ...a następnie znika z ekranu.
   ================================================================ */
.intro {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: var(--bg);
  display: grid;
  place-items: center;
  /* znikanie całej warstwy */
  animation: introHide 0.6s var(--ease) 2.6s forwards;
  pointer-events: all;
}
.intro__logo {
  width: min(280px, 60vw);
  aspect-ratio: 1 / 1;
  position: relative;
  /* delikatne wybicie pod koniec */
  animation: introZoom 0.6s var(--ease) 2.4s forwards;
}
.intro__frame-svg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  filter: drop-shadow(0 12px 30px rgba(216, 75, 0, 0.18));
}
.intro__art {
  position: absolute;
  /* obrazek ma własny biały margines — umieszczamy go wewnątrz ramki
     z niewielkim oddechem od pomarańczowej obwódki */
  inset: 14px;
  width: calc(100% - 28px);
  height: calc(100% - 28px);
  object-fit: contain;
  /* multiply: białe piksele obrazka znikają, krzywe zostają widoczne
     bezpośrednio na białym wnętrzu ramki (tle strony) */
  mix-blend-mode: multiply;
  opacity: 0;
  /* fade-in po narysowaniu ramki */
  animation: introFadeIn 0.9s var(--ease) 1.0s forwards;
}

/* 1) Ramka — rysuje się jako pierwsza */
.intro__frame {
  stroke-dasharray: 736; /* perymetr ~ 4 * (184 - 2*32) + 2*pi*32 ≈ 480 + 201 ≈ 680, z zapasem */
  stroke-dashoffset: 736;
  animation: introDraw 1.0s var(--ease) 0.15s forwards;
}

@keyframes introDraw {
  to { stroke-dashoffset: 0; }
}
@keyframes introFadeIn {
  to { opacity: 1; }
}
@keyframes introZoom {
  0%   { transform: scale(1); }
  40%  { transform: scale(1.08); }
  100% { transform: scale(1); }
}
@keyframes introHide {
  0%   { opacity: 1; }
  100% { opacity: 0; visibility: hidden; pointer-events: none; }
}

/* po zakończeniu animacji warstwa jest niewidoczna i nieklikalna */
.intro.is-hidden {
  display: none;
}

/* respektujemy preferencję ograniczenia animacji */
@media (prefers-reduced-motion: reduce) {
  .intro,
  .intro__logo,
  .intro__frame,
  .intro__art {
    animation-duration: 0.01ms !important;
    animation-delay: 0s !important;
  }
  .intro { animation: introHide 0.01ms 0.2s forwards; }
}