/* ============================================================
   splot.tech — landing styles (PNG scroll-scrubbing)
   Design system przeniesiony z kapsulymody.pl (B&W, Inter).
   ============================================================ */

:root {
  --bg: #ffffff;
  --fg: #000000;
  --muted: rgba(0, 0, 0, 0.55);
  --faint: rgba(0, 0, 0, 0.3);
  --line: rgba(0, 0, 0, 0.12);
  --ph-bg: #ededed;
  --ph-fg: rgba(0, 0, 0, 0.35);
  --content: 1280px;
  --gutter: clamp(1.25rem, 4vw, 2.5rem);
  --section-y: clamp(4rem, 9vw, 8rem);
  --rhythm: clamp(1rem, 1.6vw, 1.25rem);

  --fs-mega: clamp(2.75rem, 8vw, 6rem);
  --fs-h1: clamp(2.25rem, 6vw, 4.5rem);
  --fs-h2: clamp(1.875rem, 4.5vw, 3.5rem);
  --fs-h3: clamp(1.25rem, 2vw, 1.625rem);
  --fs-body: clamp(1rem, 1.1vw, 1.125rem);
  --fs-meta: 11px;

  --easing: cubic-bezier(0.65, 0, 0.35, 1);
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

/* Panele scrollytellingu wjeżdżają z boków (xPercent ±110) — w niektórych
   silnikach (Brave/WebKit) wystający panel chwilowo rozszerza obszar
   przewijania mimo overflow:hidden na .scrolly-stage. Domknięcie na body. */
html, body { overflow-x: clip; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  font-size: var(--fs-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; height: auto; }
p { margin: 0 0 var(--rhythm); }
p:last-child { margin-bottom: 0; }

/* ============================================================
   Layout primitives
   ============================================================ */

.section {
  padding-left: var(--gutter);
  padding-right: var(--gutter);
  padding-top: var(--section-y);
  padding-bottom: var(--section-y);
  max-width: var(--content);
  margin: 0 auto;
}

.eyebrow {
  font-size: var(--fs-meta);
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 1.25rem;
  font-weight: 500;
}

h1, h2, h3, h4 {
  margin: 0;
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.02;
}

h2 { font-size: var(--fs-h2); margin: 0 0 clamp(1.25rem, 2vw, 2rem); }
h3 { font-size: var(--fs-h3); letter-spacing: -0.01em; }

/* ============================================================
   Header
   ============================================================ */

/* Header pełnej szerokości: logo lewo / menu prawo (100%, podział na pół).
   Lewy offset = offset tekstu hero (.panel-hero left), żeby logo pionowo
   wyrównało się z „Ubierz się…". Prawy = gutter (menu przy krawędzi). */
.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  padding-top: clamp(1.25rem, 2.5vw, 2rem);
  padding-bottom: clamp(1.25rem, 2.5vw, 2rem);
  padding-left: clamp(1.5rem, 5vw, 5rem);
  padding-right: var(--gutter);
  width: 100%;
}

.brand {
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1;
}

/* ============================================================
   Intro
   ============================================================ */

.intro {
  max-width: 60rem;
  padding-top: clamp(2rem, 5vw, 5rem);
  padding-bottom: clamp(2rem, 5vw, 5rem);
}

.intro h1 {
  font-size: var(--fs-mega);
  letter-spacing: -0.04em;
  line-height: 0.95;
  margin-bottom: clamp(1.5rem, 3vw, 2.5rem);
}

.intro-lead {
  font-size: clamp(1.125rem, 1.8vw, 1.625rem);
  line-height: 1.4;
  color: var(--fg);
  font-weight: 500;
  max-width: 40ch;
}

.scroll-hint {
  margin-top: clamp(2rem, 4vw, 3.5rem);
  font-size: var(--fs-meta);
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--muted);
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
}
.scroll-hint::after {
  content: "↓";
  font-size: 1rem;
  animation: scrollNudge 1.8s var(--easing) infinite;
}
@keyframes scrollNudge {
  0%, 100% { transform: translateY(0); opacity: 0.5; }
  50% { transform: translateY(4px); opacity: 1; }
}

/* ============================================================
   Scrollytelling — pinned hero z sekwencją PNG na canvasie
   ============================================================ */

/* .scrolly daje DROGĘ scrolla (ScrollTrigger pinuje stage i ustawia
   end:+=300% — wysokość liczona przez pin-spacer, nie tu). */
.scrolly {
  position: relative;
}

.scrolly-stage {
  position: relative;        /* JS/ScrollTrigger podmienia na fixed przy pin */
  height: 100vh;
  width: 100%;
  overflow: hidden;
  background: var(--bg);
}

/* Poster — statyczna klatka, widoczna domyślnie (no-JS / reduced-motion /
   mobile). Canvas rysuje się NAD nim i przejmuje gdy scrubbing aktywny. */
.scrolly-poster,
.scrolly-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.scrolly-canvas {
  z-index: 1;
  display: none;             /* JS pokazuje gdy przejmuje render */
}
.scrolly.is-canvas .scrolly-canvas { display: block; }
.scrolly.is-canvas .scrolly-poster { opacity: 0; }

/* ------------------------------------------------------------
   Panele boczne — wjeżdżają z L/R zsynchronizowane ze scrollem.
   Pozycjonowane absolutnie na stage; JS (GSAP) animuje xPercent.
   ------------------------------------------------------------ */
.panel {
  position: absolute;
  z-index: 2;
  top: 50%;
  transform: translateY(-50%);
  width: min(34ch, 42vw);
  padding: clamp(1.5rem, 2.5vw, 2.25rem);
  background: rgba(255, 255, 255, 0.86);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  border: 1px solid var(--line);
}

.panel-left  { left: clamp(1rem, 4vw, 3.5rem); }
.panel-right { right: clamp(1rem, 4vw, 3.5rem); text-align: right; }

.panel .eyebrow { margin-bottom: 0.75rem; }
.panel h2 {
  font-size: clamp(1.5rem, 3vw, 2.5rem);
  margin-bottom: 0.75rem;
}
.panel p {
  font-size: clamp(0.95rem, 1.2vw, 1.125rem);
  line-height: 1.5;
  color: var(--muted);
}

/* Stan startowy paneli pod animację GSAP (tylko gdy js-anim aktywne).
   Bez JS panele są widoczne (graceful degradation). */
.js-anim .scrolly.is-canvas .panel {
  opacity: 0;
}
/* HERO-panel jest widoczny OD STARTU (leży na klatce 1) — nie chowamy go,
   żeby nie mignął pusty zanim ScrollTrigger ustawi pierwszy tick. */
.js-anim .scrolly.is-canvas .panel-hero {
  opacity: 1;
}

/* ------------------------------------------------------------
   HERO jako pierwszy panel na klatce 1.
   Dziedziczy białą ramkę/tło/blur z .panel (spójnie z dymkami 01–04) —
   tu tylko to, co specyficzne: szerokość, pozycja, większy h1.
   ------------------------------------------------------------ */
.panel-hero {
  width: min(46ch, 56vw);
  left: clamp(1.5rem, 5vw, 5rem);
  /* Hero NIE centrujemy przez translateY(-50%): GSAP animuje yPercent,
     a translateY z CSS kolidowałby z nim (panel „spadał" o pół wysokości
     przy pierwszym ticku scrolla). Kotwiczymy go jawnie od góry kadru. */
  top: clamp(5rem, 16vh, 11rem);
  transform: none;
}
.panel-hero h1 {
  font-size: clamp(2.25rem, 5vw, 3.75rem);
  letter-spacing: -0.04em;
  line-height: 1.0;
  margin: 0.75rem 0 clamp(1rem, 2vw, 1.5rem);
}
.panel-hero .hero-lead {
  font-size: clamp(1.0625rem, 1.6vw, 1.5rem);
  line-height: 1.4;
  font-weight: 500;
  color: var(--fg);
  max-width: 40ch;
  margin-bottom: clamp(1.25rem, 2.5vw, 1.75rem);
}

/* ------------------------------------------------------------
   Mobile / touch — panele wjeżdżają OD DOŁU i siedzą w dolnej 1/4
   ekranu (środek kadru wolny dla postaci). JS animuje yPercent,
   więc tu kotwiczymy panel do dołu BEZ transform (inaczej GSAP
   nadpisałby translateY i pozycja by uciekła).
   Warunek MUSI pokrywać isMobile z main.js (max-width LUB coarse),
   inaczej wraca bug B1 (touch + szeroki ekran → panele na środku).
   ------------------------------------------------------------ */
@media (max-width: 767px), (pointer: coarse) {
  .scrolly.is-canvas .panel {
    top: auto;
    bottom: clamp(1rem, 4vw, 2rem);   /* dosunięte do dołu */
    left: var(--gutter);
    right: var(--gutter);
    width: auto;                       /* pełna szerokość kadru */
    transform: none;                   /* GSAP steruje yPercent */
    text-align: left;                  /* nadpisuje .panel-right */
    max-height: 28vh;                  /* nie wchodzi w środek (dolna ~1/4) */
    overflow: hidden;
  }
  /* Hero ma więcej treści (h1+lead+przycisk) → dolna ~1/3, nie 1/4. */
  .scrolly.is-canvas .panel-hero {
    max-height: 42vh;
    left: var(--gutter);
  }
  .panel-hero h1 { font-size: clamp(2.25rem, 11vw, 3.5rem); }
  .panel-hero .hero-lead { font-size: 1.0625rem; max-width: none; }
}

/* ============================================================
   Outro
   ============================================================ */

.outro { max-width: 56rem; }

.outro .eyebrow { margin-bottom: 1.5rem; }

.outro p {
  font-size: clamp(1.0625rem, 1.4vw, 1.375rem);
  line-height: 1.55;
}

.outro-cta {
  display: inline-flex;
  align-items: baseline;
  gap: 0.75rem;
  margin-top: 2rem;
  padding: 0.95rem 1.5rem;
  border: 1px solid var(--fg);
  font-size: var(--fs-meta);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  font-weight: 600;
  transition: background-color 0.25s var(--easing), color 0.25s var(--easing), transform 0.25s var(--easing);
}
.outro-cta:hover {
  background: var(--fg);
  color: var(--bg);
  transform: translateY(-1px);
}
.outro-cta .arrow { transition: transform 0.25s var(--easing); }
.outro-cta:hover .arrow { transform: translateX(4px); }

/* Drugie CTA (demo) — własny wiersz, wariant wypełniony */
.outro-cta-demo {
  display: flex;
  width: fit-content;
  margin-top: 1rem;
  background: var(--fg);
  color: var(--bg);
}
.outro-cta-demo:hover {
  background: var(--bg);
  color: var(--fg);
}

/* ============================================================
   Footer
   ============================================================ */

.site-footer {
  padding: clamp(2.5rem, 5vw, 4rem) var(--gutter) clamp(2rem, 4vw, 3rem);
  text-align: center;
  border-top: 1px solid var(--line);
  font-size: var(--fs-meta);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--faint);
}
.site-footer-mail { margin-top: 0.6rem; text-transform: none; letter-spacing: 0.08em; }
.site-footer-mail a { color: inherit; text-decoration: none; border-bottom: 1px solid currentColor; }
.site-footer-mail a:hover { color: var(--fg); }

/* ============================================================
   Reveal animation initial state (JS toggles via GSAP).
   ============================================================ */

.js-anim [data-reveal] {
  opacity: 0;
  transform: translateY(40px);
  will-change: transform, opacity;
}

/* ============================================================
   Nawigacja w headerze (ścieżki + CTA)
   ============================================================ */
.site-nav {
  display: flex;
  align-items: center;
  gap: clamp(1rem, 2vw, 2rem);
  justify-content: flex-end;
}
.site-nav a {
  font-size: var(--fs-meta);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-weight: 600;
  color: var(--muted);
  padding: 0.5rem 0;
  transition: color 0.2s var(--easing);
}
.site-nav a:hover { color: var(--fg); }
.site-nav .nav-cta {
  color: var(--bg);
  background: var(--fg);
  padding: 0.65rem 1.1rem;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}
.site-nav .nav-cta:hover { color: var(--bg); opacity: 0.85; }

/* ============================================================
   Przyciski
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  min-height: 44px;
  padding: 0.95rem 1.6rem;
  font-size: var(--fs-meta);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 600;
  border: 1px solid var(--fg);
  cursor: pointer;
  transition: background-color 0.25s var(--easing), color 0.25s var(--easing), transform 0.25s var(--easing);
}
.btn-primary { background: var(--fg); color: var(--bg); }
.btn-primary:hover { transform: translateY(-1px); opacity: 0.88; }
.btn-mail { border: 1px solid rgba(127, 127, 127, 0.5); opacity: 0.7; }
.btn-mail:hover { opacity: 1; transform: translateY(-1px); }
.btn-lg { padding: 1.15rem 2rem; font-size: 12px; }
.btn .arrow { transition: transform 0.25s var(--easing); }
.btn:hover .arrow { transform: translateX(4px); }

/* ============================================================
   Hero z trójpodziałem
   ============================================================ */
.hero { max-width: var(--content); }
.hero h1 {
  font-size: var(--fs-mega);
  letter-spacing: -0.04em;
  line-height: 0.95;
  margin: 0 0 clamp(1.25rem, 2.5vw, 2rem);
}
.hero-lead {
  font-size: clamp(1.125rem, 1.8vw, 1.625rem);
  line-height: 1.4;
  font-weight: 500;
  max-width: 46ch;
  margin-bottom: clamp(1.5rem, 3vw, 2.5rem);
}
.paths {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(1rem, 2vw, 1.5rem);
  margin-top: clamp(2.5rem, 5vw, 4rem);
}
.path-card {
  position: relative;
  display: block;
  padding: clamp(1.5rem, 2.5vw, 2.25rem);
  border: 1px solid var(--line);
  cursor: pointer;
  transition: border-color 0.25s var(--easing), transform 0.25s var(--easing);
}
.path-card:hover { border-color: var(--fg); transform: translateY(-2px); }
.path-card h3 { margin: 0.5rem 0 0.75rem; }
.path-card p { color: var(--muted); font-size: 0.95rem; line-height: 1.5; }
.path-arrow {
  position: absolute;
  top: clamp(1.5rem, 2.5vw, 2.25rem);
  right: clamp(1.5rem, 2.5vw, 2.25rem);
  transition: transform 0.25s var(--easing);
}
.path-card:hover .path-arrow { transform: translateX(4px); }

/* ============================================================
   Pasek zaufania
   ============================================================ */
.trust { text-align: center; }
/* kafle + trust w jednej sekcji po animacji */
.paths-section .trust-row { margin-top: clamp(2.5rem, 5vw, 4rem); }
.trust-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: clamp(1.5rem, 4vw, 3rem);
  margin-top: 1.5rem;
}
.trust-item {
  font-size: var(--fs-meta);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--faint);
}

/* ============================================================
   Siatki kart (anty-commodity, formaty, pakiety)
   ============================================================ */
.cards-2, .cards-3, .cards-4 {
  display: grid;
  gap: clamp(1rem, 2vw, 1.5rem);
  margin-top: clamp(1.5rem, 3vw, 2.5rem);
}
.cards-2 { grid-template-columns: repeat(2, 1fr); }
.cards-3 { grid-template-columns: repeat(3, 1fr); }
.cards-4 { grid-template-columns: repeat(4, 1fr); }
.card {
  padding: clamp(1.5rem, 2.5vw, 2.25rem);
  border: 1px solid var(--line);
}
.card h3 { margin-bottom: 0.75rem; }
.card p { color: var(--muted); font-size: 0.95rem; line-height: 1.55; }
.card .eyebrow { margin-bottom: 0.75rem; }

.control-close {
  margin-top: clamp(1.5rem, 3vw, 2.5rem);
  font-size: clamp(1.0625rem, 1.4vw, 1.375rem);
  font-weight: 500;
  max-width: 50ch;
}

/* ============================================================
   Kuratela vs slop / sponsor / cases — sekcje tekstowe
   ============================================================ */
.curation p, .sponsor p, .cases p {
  font-size: clamp(1.0625rem, 1.4vw, 1.375rem);
  line-height: 1.55;
  max-width: 60ch;
  color: var(--muted);
  margin-top: clamp(1rem, 2vw, 1.5rem);
}

/* ============================================================
   Oferta wg person
   ============================================================ */
.offer {
  padding: clamp(1.75rem, 3vw, 2.75rem) 0;
  border-top: 1px solid var(--line);
}
.offer:first-of-type { margin-top: clamp(1.5rem, 3vw, 2.5rem); }
.offer h3 { font-size: var(--fs-h3); margin: 0.5rem 0 1rem; }
.offer p { color: var(--muted); max-width: 60ch; line-height: 1.55; }
.kpi {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
  padding: 0;
  margin: 1.25rem 0 0;
}
.kpi li {
  font-size: var(--fs-meta);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--faint);
}

/* ============================================================
   FAQ
   ============================================================ */
.faq-list { margin-top: clamp(1.5rem, 3vw, 2.5rem); }
.faq-list details {
  border-top: 1px solid var(--line);
  padding: 1.25rem 0;
}
.faq-list details:last-child { border-bottom: 1px solid var(--line); }
.faq-list summary {
  cursor: pointer;
  font-weight: 600;
  font-size: var(--fs-h3);
  letter-spacing: -0.01em;
  list-style: none;
}
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { content: "+"; float: right; color: var(--muted); }
.faq-list details[open] summary::after { content: "–"; }
.faq-list details p { color: var(--muted); margin-top: 0.75rem; max-width: 65ch; }

/* ============================================================
   CTA końcowe
   ============================================================ */
.cta { text-align: center; }
.cta p { color: var(--muted); margin: 1rem auto 0; max-width: 48ch; }
.cta .btn { margin-top: 2rem; }

/* ============================================================
   Responsive
   ============================================================ */

@media (max-width: 880px) {
  .site-header {
    flex-wrap: wrap;
    gap: 0.75rem 1rem;
  }
  .site-nav { flex-wrap: wrap; gap: 0.5rem 1rem; }

  .panel { width: min(40ch, 78vw); }
  .panel-right { text-align: left; }

  /* siatki: 3/4 kolumny → 2 na tabletach */
  .paths, .cards-3, .cards-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 600px) {
  /* wszystkie siatki → 1 kolumna na telefonie */
  .paths, .cards-2, .cards-3, .cards-4 { grid-template-columns: 1fr; }
}

/* Mobile / brak scrubbingu — stage przestaje być pinned, panele układają
   się jako zwykły stack pod posterem. JS dodaje .no-scrolly na .scrolly. */
@media (max-width: 767px) {
  .scrolly.no-scrolly .scrolly-stage {
    height: 70vh;
  }
  .scrolly.no-scrolly .panel {
    position: static;
    transform: none;
    width: auto;
    margin: 0 var(--gutter) 1.25rem;
    background: var(--bg);
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
  }
  .scrolly.no-scrolly .panel-right { text-align: left; }
  .scrolly.no-scrolly {
    display: flex;
    flex-direction: column;
    padding-bottom: var(--section-y);
  }
  .scrolly.no-scrolly .panel-stack {
    display: flex;
    flex-direction: column;
    margin-top: clamp(2rem, 5vw, 3rem);
  }
}

/* ============================================================
   Reduced motion — wyłącz animacje, pokaż poster statycznie
   ============================================================ */

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
  .js-anim [data-reveal] {
    opacity: 1 !important;
    transform: none !important;
  }
  .js-anim .scrolly .panel {
    opacity: 1 !important;
  }
}

/* ============================================================
   Sticky „wróć na górę" — czarny kwadrat, biała strzałka
   ============================================================ */

.to-top {
  position: fixed;
  right: clamp(1rem, 3vw, 2rem);
  bottom: clamp(1rem, 3vw, 2rem);
  z-index: 10;
  display: grid;
  place-items: center;
  width: 31px;
  height: 31px;
  padding: 0;
  border: none;
  background: var(--fg);
  color: var(--bg);
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s var(--easing), visibility 0.25s var(--easing);
}

.to-top[hidden] { display: none; }

.to-top.is-visible {
  opacity: 1;
  visibility: visible;
}

.to-top:hover { opacity: 0.85; }

.to-top:focus-visible {
  outline: 2px solid var(--fg);
  outline-offset: 2px;
}

.to-top-arrow {
  font-size: 13px;
  line-height: 1;
}