/* Sekcja: Jak to działa? – lokalne style (glass + animacje + smużenie za palcem) */

.howto{
  background: transparent;
  padding: 2rem 1rem 3rem;
}
.howto-inner{ max-width: 1000px; margin: 0 auto; }

.howto-title{
  font-family: 'Russo One', sans-serif;
  text-align: center;
  font-size: clamp(1.8rem, 6vw, 2.6rem);
  text-transform: uppercase;
  color: var(--text, #ffffff);
  letter-spacing: 1px;
}
.howto-underline{
  display: block; width: 80px; height: 6px; border-radius: 6px;
  margin: .8rem auto 1.8rem; background: var(--green, #4CAF50); opacity: .9;
}

/* GRID */
.howto-grid{ display: grid; gap: 1rem; grid-template-columns: 1fr; }
@media (min-width: 680px){ .howto-grid{ grid-template-columns: 1fr 1fr; } }

/* Karta – glass (jaśniejsza + półprzezroczysta) */
.howto-card{
  position: relative;
  overflow: hidden; /* ważne dla poświaty */
  background: rgba(255,255,255,0.05);
  border-radius: 16px;
  padding: 1.25rem 1.25rem 1.5rem;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.08);
  box-shadow: 0 10px 24px rgba(0,0,0,.25);
  transition: transform .2s ease, box-shadow .25s ease, background .25s ease, border-color .25s ease;
  outline: none;
}

/* Warstwa smużenia podążająca za palcem/kursorem */
.howto-shine{
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0;
  transition: opacity .2s ease;
  /* Radialny gradient w miejscu kursora/palcа – subtelna, zielona poświata */
  background:
    radial-gradient(160px circle at var(--x, -200px) var(--y, -200px),
      rgba(76,175,80,0.18),
      rgba(76,175,80,0.00) 60%);
  /* delikatny blend z tłem karty */
  mix-blend-mode: screen; /* nowocześnie; jeśli za mocne, zmień na normal */
}

/* Hover (PC) */
@media (hover:hover) and (pointer:fine){
  .howto-card:hover{
    transform: translateY(-2px);
    background: rgba(255,255,255,0.06);
    border-color: rgba(255,255,255,0.12);
    box-shadow:
      0 14px 30px rgba(0,0,0,.30),
      0 0 12px rgba(76,175,80,0.25),
      0 0 20px rgba(76,175,80,0.15);
  }
}

/* Focus (klawiatura/TV) = jak hover */
.howto-card:focus-visible{
  transform: translateY(-2px);
  background: rgba(255,255,255,0.06);
  border-color: rgba(255,255,255,0.12);
  box-shadow:
    0 14px 30px rgba(0,0,0,.30),
    0 0 12px rgba(76,175,80,0.25),
    0 0 20px rgba(76,175,80,0.15);
}

/* Tap (mobile) – aktywna poświata podczas przytrzymania (pozostawiamy istniejący efekt) */
.howto-card.tap-glow{
  transform: translateY(-1px);
  background: rgba(255,255,255,0.06);
  border-color: rgba(255,255,255,0.12);
  box-shadow:
    0 12px 26px rgba(0,0,0,.28),
    0 0 12px rgba(76,175,80,0.25),
    0 0 20px rgba(76,175,80,0.18);
}

/* Ikona – ta sama animacja co logo (floatPulse z globalnego style.css) */
.howto-icon{
  width: 56px; height: 56px; border-radius: 14px;
  display: grid; place-items: center; margin: 0 auto .9rem;
  background: rgba(76,175,80,0.15); color: var(--green, #4CAF50);
  animation: floatPulse 4s ease-in-out infinite;
  -webkit-animation: floatPulse 4s ease-in-out infinite;
  will-change: transform, filter; transform-origin: center;
}

/* Teksty */
.howto-card-title{
  font-family: 'Russo One', sans-serif;
  text-align: center; color: var(--text, #ffffff);
  font-size: 1.25rem; margin-bottom: .5rem;
}
.howto-card-text{
  text-align: center; color: var(--text, #ffffff);
  opacity: .9; line-height: 1.55; font-size: .98rem;
}

/* Numer kroku */
.step-badge{
  position: absolute; right: 12px; top: 12px;
  width: 28px; height: 28px; border-radius: 999px;
  background: #000; color: #fff; font-weight: 800; font-size: .95rem;
  display: grid; place-items: center; border: 2px solid #fff;
  z-index: 0; /* ring będzie pod cyfrą */
}

/* === DODANE: animowany ring dookoła numeru === */
.step-badge::before{
  content:"";
  position:absolute; inset:-2px; border-radius:50%;
  background:
    conic-gradient(
      from 0deg,
      rgba(123,255,162,0) 0deg,
      rgba(123,255,162,.75) 60deg,
      rgba(123,255,162,0) 140deg,
      rgba(123,255,162,0) 360deg
    );
  /* wycięcie środka, żeby nie zasłaniać numeru */
  mask: radial-gradient(farthest-side, transparent 62%, #000 64%);
  -webkit-mask: radial-gradient(farthest-side, transparent 62%, #000 64%);
  animation: howto-ring-spin 6s linear infinite;
  filter: drop-shadow(0 0 6px rgba(123,255,162,.30));
  opacity: .95;
  z-index: -1;
}

/* (opcjonalnie) delikatny puls */
.step-badge::after{
  content:"";
  position:absolute; inset:0; border-radius:50%;
  box-shadow: 0 0 0 0 rgba(123,255,162,.12);
  animation: howto-badge-pulse 3s ease-in-out infinite;
  z-index: -2;
}

/* Animacje ringu/pulsu */
@keyframes howto-ring-spin { to { transform: rotate(360deg); } }
@keyframes howto-badge-pulse {
  0%,100% { box-shadow: 0 0 0 0 rgba(123,255,162,.10); }
  50%     { box-shadow: 0 0 0 6px rgba(123,255,162,.04); }
}

/* CTA */
.howto-cta{ text-align: center; margin-top: 1.6rem; }

/* Ograniczenie animacji */
@media (prefers-reduced-motion: reduce){
  .howto-icon{ animation: none; }
  .step-badge::before,
  .step-badge::after{ animation: none !important; }
}