/**
 * Dark cards block - stack (#dlaczego) + rail (#standard) layouts.
 */

.ax-dark-cards {
  position: relative;
  background: var(--ax-ink);
  color: var(--ax-paper);
  /* W22-A / D-W21-004 — tokeny kolorów ikon (zestaw wymienialny przy restylizacji) */
  --ax-icon-1: var(--ax-steel);
  --ax-icon-2: var(--ax-paper);
}

/* -- Stack layout -- */

.ax-dark-cards--stack .ax-dark-cards__sticky {
  position: sticky;
  top: 0;
  height: 100svh;
  overflow: hidden;
}

.ax-dark-cards__parallax {
  position: absolute;
  top: -6%;
  left: 0;
  right: 0;
  height: 112%;
  will-change: transform;
}

.ax-dark-cards--rail .ax-dark-cards__parallax {
  top: -8%;
  height: 116%;
}

.ax-dark-cards__parallax > picture {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
}

.ax-dark-cards__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.ax-dark-cards__gradient--stack {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    120deg,
    rgba(20, 24, 51, 0.9) 0%,
    rgba(20, 24, 51, 0.5) 60%,
    rgba(20, 24, 51, 0.3) 100%
  );
  pointer-events: none;
}

.ax-dark-cards__heading-wrap {
  position: absolute;
  right: var(--ax-gutter);
  top: clamp(110px, 16vh, 180px);
  width: min(900px, 66vw);
  text-align: right;
  pointer-events: none;
  z-index: 1;
}

.ax-dark-cards__eyebrow--stack {
  display: flex;
  align-items: center;
  gap: clamp(12px, 1.6vw, 22px);
  margin-bottom: var(--ax-label-gap);
}

.ax-dark-cards__eyebrow-line {
  flex: 1;
  height: 1px;
  background: rgba(244, 241, 235, 0.22);
}

.ax-dark-cards__eyebrow-line--short {
  flex: 0 0 clamp(30px, 5vw, 90px);
}

.ax-dark-cards__eyebrow-text {
  font-size: 9.5px;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(244, 241, 235, 0.5);
  white-space: nowrap;
}

/* Eyebrow marks - sizes from reference #dlaczego inline SVG */
.ax-dark-cards__mark {
  flex: 0 0 auto;
  display: block;
  fill: var(--ax-steel);
}

.ax-dark-cards__mark--sm {
  width: 7px;
  height: 5.6px;
}

.ax-dark-cards__mark--md {
  width: 11px;
  height: 8.8px;
}

.ax-dark-cards__heading {
  margin: 0;
  font-weight: 600;
  font-size: clamp(38px, 4.6vw, 80px);
  line-height: 0.94;
  letter-spacing: -0.032em;
}

.ax-dark-cards__cards-wrap {
  position: relative;
  margin-top: -100svh;
  padding: 0 var(--ax-gutter) var(--ax-sec-pad-l);
  pointer-events: none;
}

.ax-dark-cards__cards--stack {
  max-width: var(--ax-maxw);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: clamp(22px, 4vh, 56px);
  padding-top: 52svh;
}

.ax-dark-cards__card {
  position: relative;
  pointer-events: auto;
  align-self: flex-start;
  border-radius: 14px;
  background: rgba(244, 241, 235, 0.12);
  backdrop-filter: blur(30px) saturate(180%);
  -webkit-backdrop-filter: blur(30px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.13);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.09);
  padding: clamp(24px, 2.4vw, 36px);
}

.ax-dark-cards__card--offset-0 {
  width: min(520px, 84vw);
  margin-left: clamp(0px, 2vw, 40px);
}

.ax-dark-cards__card--offset-1 {
  width: min(520px, 84vw);
  margin-left: clamp(0px, 12vw, 220px);
}

.ax-dark-cards__card--offset-2 {
  width: min(560px, 88vw);
  margin-left: clamp(0px, 24vw, 420px);
}

.ax-dark-cards__card--offset-3 {
  width: min(520px, 84vw);
  margin-left: clamp(0px, 6vw, 110px);
}

.ax-dark-cards__icon {
  display: block;
  margin: 0 0 clamp(28px, 3vw, 40px);
  margin-left: -5px;
}

.ax-dark-cards__icon svg {
  display: block;
}

.ax-dark-cards__number {
  position: absolute;
  top: clamp(22px, 2.2vw, 34px);
  right: clamp(24px, 2.4vw, 36px);
  font-weight: 300;
  font-size: clamp(26px, 2.4vw, 38px);
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--ax-steel);
  font-variant-numeric: tabular-nums;
}

.ax-dark-cards__title-wrap {
  margin-bottom: 14px;
}

.ax-dark-cards__title {
  margin: 0;
  font-weight: 500;
  font-size: clamp(19px, 1.85vw, 27px);
  line-height: 1.12;
  letter-spacing: -0.024em;
  max-width: 22ch;
}

.ax-dark-cards__description {
  margin: 0;
  color: rgba(244, 241, 235, 0.72);
  font-size: 15px;
  line-height: 1.62;
  max-width: 46ch;
  text-wrap: pretty;
}

.ax-dark-cards__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 18px;
  font-size: 9.5px;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(244, 241, 235, 0.7);
}

.ax-dark-cards__chip {
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 999px;
  padding: 8px 15px;
}

/* -- Rail layout (#standard) -- */

.ax-dark-cards--rail .ax-dark-cards__hero {
  position: relative;
  height: clamp(420px, 58vw, 700px);
  overflow: hidden;
}

.ax-dark-cards__gradient--rail {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(20, 24, 51, 0.72) 0%,
    rgba(20, 24, 51, 0.22) 40%,
    rgba(20, 24, 51, 0.86) 100%
  );
  pointer-events: none;
}

.ax-dark-cards__hero-heading {
  position: absolute;
  top: clamp(30px, 5vw, 70px);
  left: 0;
  right: 0;
  padding: 0 var(--ax-gutter);
  pointer-events: none;
  z-index: 1;
}

.ax-dark-cards__hero-heading > .ax-dark-cards__heading,
.ax-dark-cards__hero-heading > h2 {
  max-width: 16ch;
}

.ax-dark-cards__eyebrow--rail {
  display: block;
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ax-steel);
  margin-bottom: var(--ax-label-gap);
}

.ax-dark-cards__eyebrow-mark {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  vertical-align: -1px;
}

.ax-dark-cards__rail-wrap {
  position: relative;
  margin-top: clamp(-140px, -11vw, -70px);
  padding: 0 0 var(--ax-sec-pad-m);
}

.ax-dark-cards__rail {
  display: flex;
  gap: clamp(10px, 1.2vw, 18px);
  background: transparent;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-padding-left: var(--ax-gutter);
  padding: 0 var(--ax-gutter) 6px;
  scrollbar-width: none;
}

.ax-dark-cards__rail::-webkit-scrollbar {
  display: none;
}

.ax-dark-cards__card--rail {
  flex: 0 0 clamp(258px, 23vw, 332px);
  scroll-snap-align: start;
  /* Override stack card align-self:flex-start so rail cards stretch to tallest (ref). */
  align-self: stretch;
  background: rgba(16, 20, 44, 0.72);
  backdrop-filter: blur(22px);
  -webkit-backdrop-filter: blur(22px);
  border: 1px solid rgba(244, 241, 235, 0.14);
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-height: clamp(300px, 26vw, 360px);
  padding: clamp(22px, 2.4vw, 34px);
  box-shadow: none;
}

.ax-dark-cards__card--rail .ax-dark-cards__number {
  position: static;
  font-size: clamp(30px, 3vw, 48px);
  line-height: 0.8;
}

.ax-dark-cards__card--rail .ax-dark-cards__icon {
  margin: 6px 0 2px;
  margin-left: -4px;
}

.ax-dark-cards__card--rail .ax-dark-cards__title-wrap {
  margin: auto 0 0;
  margin-bottom: 0;
}

.ax-dark-cards__card--rail .ax-dark-cards__title {
  max-width: none;
}

.ax-dark-cards__card--rail .ax-dark-cards__description {
  margin: 0;
  font-size: 13.5px;
  color: rgba(244, 241, 235, 0.66);
  max-width: none;
}

.ax-dark-cards__rail-controls {
  max-width: var(--ax-maxw);
  margin: clamp(18px, 2.2vw, 30px) auto 0;
  padding: 0 var(--ax-gutter);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 18px;
}

.ax-dark-cards__progress-track {
  flex: 1 1 200px;
  height: 1px;
  background: rgba(244, 241, 235, 0.2);
  position: relative;
}

.ax-dark-cards__progress-bar {
  position: absolute;
  left: 0;
  top: -1px;
  height: 3px;
  background: var(--ax-steel);
  display: block;
  transition: width 260ms linear;
}

.ax-dark-cards__rail-count {
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(244, 241, 235, 0.5);
  font-variant-numeric: tabular-nums;
}

.ax-dark-cards__rail-nav {
  display: flex;
  gap: 9px;
}

.ax-dark-cards__rail-btn {
  width: 54px;
  height: 54px;
  border-radius: 50%;
  background: transparent;
  border: 1px solid rgba(244, 241, 235, 0.34);
  color: var(--ax-paper);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 320ms ease, border-color 320ms ease, color 320ms ease;
}

@media (hover: hover) and (pointer: fine) {
  .ax-dark-cards__rail-btn:hover {
    background: var(--ax-paper);
    border-color: var(--ax-paper);
    color: var(--ax-ink);
  }
}
.ax-dark-cards__rail-btn:focus-visible {
  background: var(--ax-paper);
  border-color: var(--ax-paper);
  color: var(--ax-ink);
}

/* -- Mobile -- */

@media (max-width: 900px) {
  /*
   * Stack ≤900: same system as desktop — sticky full-viewport photo,
   * cards scroll over it. Previous W23 collapse (height:auto) left a thin
   * band and hid the heading under the absolute gradient.
   */
  .ax-dark-cards--stack .ax-dark-cards__sticky {
    position: sticky;
    top: 0;
    height: 100svh;
    min-height: 100svh;
    z-index: 0;
    overflow: hidden;
  }

  .ax-dark-cards--stack .ax-dark-cards__parallax {
    position: absolute;
    inset: 0;
    top: 0;
    height: 100%;
    transform: none !important;
    will-change: auto;
  }

  .ax-dark-cards--stack .ax-dark-cards__heading-wrap,
  .ax-dark-cards--zasady .ax-dark-cards__heading-wrap {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    width: auto;
    max-width: none;
    padding: clamp(88px, 14vh, 120px) var(--ax-gutter) 24px;
    text-align: left;
    z-index: 2;
    pointer-events: none;
  }

  /* Stack (#dlaczego): less air above eyebrow, a bit more to the heading. */
  .ax-dark-cards--stack .ax-dark-cards__heading-wrap {
    padding-top: clamp(64px, 9vh, 80px);
  }

  .ax-dark-cards--stack .ax-dark-cards__heading {
    font-size: clamp(32px, 9vw, 44px);
  }

  .ax-dark-cards--stack .ax-dark-cards__eyebrow--stack {
    justify-content: flex-start;
    margin-bottom: 30px;
  }

  .ax-dark-cards--stack .ax-dark-cards__eyebrow-text {
    white-space: normal;
  }

  .ax-dark-cards--stack .ax-dark-cards__cards-wrap {
    position: relative;
    z-index: 1;
    margin-top: -100svh;
    padding-bottom: var(--ax-sec-pad-m);
  }

  .ax-dark-cards--stack .ax-dark-cards__cards--stack {
    padding-top: clamp(200px, 42svh, 300px);
  }

  .ax-dark-cards__hero-heading {
    padding: clamp(28px, 6vw, 48px) var(--ax-gutter) 20px;
  }

  .ax-dark-cards__card--offset-0,
  .ax-dark-cards__card--offset-1,
  .ax-dark-cards__card--offset-2,
  .ax-dark-cards__card--offset-3 {
    width: 100%;
    margin-left: 0;
  }

  /*
   * Reference @<=900px (Agrobex.dc.html L65): card numbers leave absolute
   * and enter document flow with padding-bottom 20px. That ~+30px/card is the
   * W7/W10 mobile residual - not Silka metrics.
   */
  .ax-dark-cards--stack .ax-dark-cards__number {
    /* Keep display:inline (span default) like reference - block overshoots +15px. */
    position: static;
    top: auto;
    right: auto;
    max-width: none;
    width: auto;
    padding: 0 0 20px;
  }

  .ax-dark-cards__title {
    max-width: none;
  }

  .ax-dark-cards__rail-nav {
    display: none;
  }

  .ax-dark-cards__card--rail {
    flex: 0 0 min(80vw, 320px);
  }

  /*
   * #standard rail ≤900 — photo must cover the whole section (not a 420px band).
   * Hero becomes static so parallax/gradient position against the section;
   * heading + cards stay in flow with a tight gap (no leftover 420px void).
   */
  .ax-dark-cards--rail {
    isolation: isolate;
  }

  .ax-dark-cards--rail .ax-dark-cards__hero {
    position: static;
    height: auto;
    min-height: 0;
    overflow: visible;
  }

  .ax-dark-cards--rail .ax-dark-cards__parallax {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    height: auto;
    z-index: 0;
    transform: none !important;
    will-change: auto;
  }

  .ax-dark-cards--rail .ax-dark-cards__gradient--rail {
    position: absolute;
    inset: 0;
    z-index: 0;
    background: linear-gradient(
      to bottom,
      rgba(20, 24, 51, 0.78) 0%,
      rgba(20, 24, 51, 0.55) 45%,
      rgba(20, 24, 51, 0.88) 100%
    );
  }

  .ax-dark-cards--rail .ax-dark-cards__hero-heading {
    position: relative;
    z-index: 1;
    top: auto;
    /* ~44px to rail — slight air under heading before carousel. */
    padding: clamp(28px, 6vw, 48px) var(--ax-gutter) 32px;
  }

  .ax-dark-cards--rail .ax-dark-cards__rail-wrap {
    position: relative;
    z-index: 1;
    margin-top: 0;
    padding-top: 12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .ax-dark-cards__progress-bar {
    transition: none;
  }

  .ax-dark-cards__rail-btn {
    transition: none;
  }
}

/* Stack variant - O nas #zasady */
.ax-dark-cards--zasady .ax-dark-cards__heading-wrap {
  top: clamp(108px, 16vh, 180px);
  width: auto;
  max-width: min(820px, 62vw);
}

.ax-dark-cards--zasady .ax-dark-cards__gradient--stack {
  background: linear-gradient(
    118deg,
    rgba(20, 24, 51, 0.92) 0%,
    rgba(20, 24, 51, 0.52) 62%,
    rgba(20, 24, 51, 0.3) 100%
  );
}

.ax-dark-cards--zasady .ax-dark-cards__cards-wrap {
  padding-bottom: var(--ax-sec-pad-m);
}

.ax-dark-cards__eyebrow--mark {
  display: block;
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ax-steel);
  margin-bottom: var(--ax-label-gap);
}

.ax-dark-cards__eyebrow--mark .ax-dark-cards__eyebrow-mark {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  vertical-align: -1px;
}

.ax-dark-cards__eyebrow--mark .ax-dark-cards__mark--md {
  width: 9px;
  height: 7.2px;
}

.ax-dark-cards__card--rail .ax-dark-cards__icon svg {
  width: 104px;
  height: 104px;
}

/* Zasady uses the same sticky full-viewport system as home. */
@media (max-width: 900px) {
  .ax-dark-cards--zasady .ax-dark-cards__heading-wrap {
    position: absolute;
    max-width: none;
    width: auto;
    padding: clamp(64px, 9vh, 80px) var(--ax-gutter) 24px;
    left: 0;
    right: 0;
    top: 0;
    text-align: left;
    z-index: 2;
  }
}