/* ================================================
   KLIKON MEDIA V3 — Design System Foundation
   Dark Mode | Magenta & Violet
   ================================================ */

:root {
    /* Kolory główne */
    --km-magenta: #E91E8C;
    --km-magenta-light: #FF4DAE;
    --km-magenta-dark: #B8156E;
    --km-violet: #7B2FBE;
    --km-violet-light: #9B5CD6;
    --km-violet-dark: #5A1F8E;

    /* Tła */
    --km-bg-primary: #0A0A0F;
    --km-bg-secondary: #121218;
    --km-bg-tertiary: #1A1A24;
    --km-bg-card: #16161E;

    /* Tekst */
    --km-text-primary: #F0F0F5;
    --km-text-secondary: #A0A0B0;
    --km-text-muted: #6A6A7A;

    /* Gradienty */
    --km-gradient-primary: linear-gradient(135deg, var(--km-magenta), var(--km-violet));
    --km-gradient-glow: linear-gradient(135deg, var(--km-magenta-light), var(--km-violet-light));

    /* Cienie i glow */
    --km-glow-magenta: 0 0 40px rgba(233, 30, 140, 0.3);
    --km-glow-violet: 0 0 40px rgba(123, 47, 190, 0.3);

    /* Typografia */
    --km-font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --km-font-display: 'Space Grotesk', var(--km-font-primary);

    /* Spacing */
    --km-section-padding: clamp(4rem, 8vw, 8rem);
    --km-container-width: 1280px;
    --km-container-padding: clamp(1rem, 4vw, 2rem);

    /* Transitions */
    --km-transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --km-transition-smooth: 0.5s cubic-bezier(0.4, 0, 0.2, 1);

    /* Border */
    --km-border-subtle: 1px solid rgba(255, 255, 255, 0.06);
    --km-border-radius: 12px;

    /* Breakpointy (zsynchronizuj z KM_HERO_BREAKPOINT w app.js) */
    --km-bp-mobile-max: 768px;
    --km-bp-tablet-max: 1024px;
    /*
     * Hero: ≤768px — ten sam canvas WebGL co desktop (wideo na teksturach); mockup 2D tylko przy reduced-motion.
     * Układ: logo (fixed) → tablet 3D (środek kadru) → H1 (tuż pod tabletem, margin-top ~56svh) → słowa/tunel/usługi.
     */
}

/* Reset */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    scroll-behavior: smooth;
}

/* Lenis (jak Framer): natywne smooth-scroll kłóci się z płynnym scrollem */
html.lenis {
    scroll-behavior: auto !important;
}

html.lenis,
html.lenis body {
    height: auto;
}

body {
    font-family: var(--km-font-primary);
    background-color: var(--km-bg-primary);
    color: var(--km-text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Container */
.km-container {
    width: 100%;
    max-width: var(--km-container-width);
    margin: 0 auto;
    padding: 0 var(--km-container-padding);
}

/* Sekcje */
.km-section {
    padding: var(--km-section-padding) 0;
    position: relative;
}

/* Przyciski */
.km-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 2rem;
    border: none;
    border-radius: var(--km-border-radius);
    font-family: var(--km-font-primary);
    font-size: 0.9375rem;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: var(--km-transition-fast);
}

.km-btn--primary {
    background: var(--km-gradient-primary);
    color: #fff;
}

.km-btn--primary:hover {
    box-shadow: var(--km-glow-magenta);
    transform: translateY(-2px);
}

/* Header — placeholder, pełny styl w Fazie 2 */
.km-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 1rem 0;
    background: rgba(10, 10, 15, 0.85);
    backdrop-filter: blur(20px);
    border-bottom: var(--km-border-subtle);
}

/* Strona główna: pasek nad hero — przezroczysty, po „dokręceniu” logo tło jak standard */
.km-header--home {
    background: transparent;
    backdrop-filter: none;
    border-bottom-color: transparent;
}

.km-header__container {
    max-width: var(--km-container-width);
    margin: 0 auto;
    padding: 0 var(--km-container-padding);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.km-header--with-overlay .km-header__container {
    max-width: none;
    width: 100%;
    margin: 0;
    justify-content: space-between;
    align-items: center;
    padding-left: max(0.65rem, env(safe-area-inset-left, 0px));
    padding-right: max(0.5rem, env(safe-area-inset-right, 0px));
    position: relative;
    z-index: 2;
}

.km-header__logo img { height: 40px; width: auto; }
.km-header__logo-text {
    font-family: var(--km-font-display);
    font-size: 1.5rem;
    font-weight: 700;
    background: var(--km-gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.km-header__menu { display: flex; list-style: none; gap: 2rem; }
.km-header__menu a {
    color: var(--km-text-secondary);
    text-decoration: none;
    font-size: 0.9375rem;
    transition: var(--km-transition-fast);
}
.km-header__menu a:hover { color: var(--km-text-primary); }

/* Scroll-space na scrubowaną eksplozję tekstu outro */
.km-explode-space {
    height: 0;
    display: block;
    padding: 0;
    margin: 0;
    overflow: hidden;
}

/* Hero viewport staje się fixed gdy hero scroll-space mija — zostaje na ekranie podczas eksplozji */
.km-hero__viewport--explosion-fixed {
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    width: 100% !important;
    height: 100vh !important;
    z-index: 10;
    overflow: visible !important; /* pozwól chars eksplozji wylatywać poza granice */
}

/* ── Footer base — ciągłość z hero outro ──────── */
.km-footer {
    background: #000;
    border-top: none;
}

/* Jedna grupa treści — animacja „z otchłani” (overlay) */
.km-footer__abyss {
    min-height: min(100vh, 100dvh);
    display: flex;
    flex-direction: column;
}

/* ── CTA wrap: środek ekranu z POGADAJMY! ─────── */
.km-footer__cta-wrap {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: clamp(3rem, 8vh, 6rem) clamp(1.5rem, 5vw, 4rem);
    text-align: center;
}

/* Logo nad CTA */
.km-footer__cta-brand {
    display: block;
    margin: 0 0 clamp(1.25rem, 3vh, 2rem);
    line-height: 0;
    text-decoration: none;
    color: inherit;
}
.km-footer__cta-logo-img {
    display: block;
    height: clamp(40px, 7vh, 56px);
    width: auto;
    max-width: min(220px, 70vw);
    object-fit: contain;
    filter: brightness(1.05);
    transition: transform 0.35s cubic-bezier(0.22, 1, 0.36, 1);
}
.km-footer__cta-brand:hover .km-footer__cta-logo-img {
    transform: scale(1.05);
}
.km-footer__cta-logo-text {
    font-family: var(--km-font-display);
    font-size: clamp(1.25rem, 3vw, 1.75rem);
    font-weight: 700;
    color: #fff;
    letter-spacing: -0.02em;
}

.km-footer__cta-eyebrow {
    font-family: var(--km-font-primary);
    font-size: clamp(0.6875rem, 1.4vw, 0.9rem);
    font-weight: 400;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--km-text-muted);
    margin: 0 0 clamp(1rem, 3vh, 2rem);
}

.km-footer__cta-headline {
    font-family: var(--km-font-display);
    font-size: clamp(4rem, 13vw, 11rem);
    font-weight: 700;
    line-height: 0.9;
    letter-spacing: -0.03em;
    margin: 0 0 clamp(2rem, 5vh, 3.5rem);
    color: #ffffff;
}

/* Telefon po lewej, e-mail po prawej — większy tekst, ikony w różnych kolorach marki */
.km-footer__cta-contacts {
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: clamp(1.5rem, 4vw, 3rem);
    width: 100%;
    max-width: min(920px, 100%);
    margin: 0 auto;
}

.km-footer__cta-link {
    display: inline-flex;
    align-items: center;
    gap: clamp(0.75rem, 2vw, 1.125rem);
    font-family: var(--km-font-primary);
    font-size: clamp(1.25rem, 3.2vw, 2rem);
    font-weight: 500;
    text-decoration: none;
    letter-spacing: 0.02em;
    transition: color 0.2s ease, transform 0.2s ease;
}

.km-footer__cta-link:hover {
    transform: translateY(-2px);
}

.km-footer__cta-text {
    position: relative;
}

.km-footer__cta-text::after {
    content: '';
    position: absolute;
    left: 0; right: 0; bottom: -6px;
    height: 2px;
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.km-footer__cta-link--phone {
    color: var(--km-text-primary);
    margin-right: auto;
}
.km-footer__cta-link--phone .km-footer__cta-text::after {
    background: linear-gradient(90deg, var(--km-magenta), var(--km-magenta-light));
}
.km-footer__cta-link--phone:hover .km-footer__cta-text::after {
    transform: scaleX(1);
}

.km-footer__cta-link--email {
    color: var(--km-text-primary);
    margin-left: auto;
    text-align: right;
}
.km-footer__cta-link--email .km-footer__cta-text::after {
    transform-origin: right;
    background: linear-gradient(90deg, var(--km-violet-light), var(--km-violet));
}
.km-footer__cta-link--email:hover .km-footer__cta-text::after {
    transform: scaleX(1);
}

.km-footer__cta-icon {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    width: clamp(3rem, 7vw, 3.75rem);
    height: clamp(3rem, 7vw, 3.75rem);
    border-radius: 50%;
    transition: box-shadow 0.25s ease, transform 0.2s ease;
}

.km-footer__cta-icon--phone {
    color: var(--km-magenta);
    background: rgba(233, 30, 140, 0.12);
    box-shadow: 0 0 0 1px rgba(233, 30, 140, 0.35);
}
.km-footer__cta-link--phone:hover .km-footer__cta-icon--phone {
    box-shadow: 0 0 24px rgba(233, 30, 140, 0.35);
}

.km-footer__cta-icon--mail {
    color: var(--km-violet-light);
    background: rgba(123, 47, 190, 0.15);
    box-shadow: 0 0 0 1px rgba(155, 92, 214, 0.45);
}
.km-footer__cta-link--email:hover .km-footer__cta-icon--mail {
    box-shadow: 0 0 24px rgba(123, 47, 190, 0.4);
}

/* Gdy jest tylko telefon lub tylko e-mail — wyśrodkuj */
.km-footer__cta-contacts:has(> .km-footer__cta-link:only-child) {
    justify-content: center;
}
.km-footer__cta-contacts > .km-footer__cta-link:only-child {
    margin-left: auto;
    margin-right: auto;
}

/* ── Bottom bar ─────────────────────────────── */
.km-footer__bottom {
    padding: 1.5rem var(--km-container-padding);
    border-top: var(--km-border-subtle);
    text-align: center;
    color: var(--km-text-muted);
    font-size: 0.8125rem;
}

/* ── Overlay (fixed) — tło pojawia się lekko; cała treść jednym ruchem „z otchłani” ───── */
.km-footer--overlay {
    position: fixed;
    inset: 0;
    z-index: 200;
    overflow-y: auto;
    overscroll-behavior: contain;
    -webkit-overflow-scrolling: touch;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.35s ease, visibility 0.35s ease;
}
.km-footer--overlay.is-visible {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

@keyframes km-footer-abyss-in {
    from {
        opacity: 0;
        transform: translateY(80px) scale(0.9);
        filter: blur(28px) brightness(0.25);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
        filter: blur(0) brightness(1);
    }
}

.km-footer--overlay:not(.is-visible) .km-footer__abyss {
    opacity: 0;
    transform: translateY(64px) scale(0.92);
    filter: blur(24px) brightness(0.3);
}

.km-footer--overlay.is-visible .km-footer__abyss {
    animation: km-footer-abyss-in 1.05s cubic-bezier(0.18, 0.82, 0.22, 1) forwards;
}

@media (prefers-reduced-motion: reduce) {
    .km-footer--overlay:not(.is-visible) .km-footer__abyss {
        opacity: 1;
        transform: none;
        filter: none;
    }
    .km-footer--overlay.is-visible .km-footer__abyss {
        animation: none !important;
    }
}

/* Mobile — kolumna, wyśrodkowane bloki */
@media (max-width: 768px) {
    .km-footer__cta-headline {
        font-size: clamp(3rem, 18vw, 5.5rem);
    }
    .km-footer__cta-contacts {
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 2rem;
    }
    .km-footer__cta-link--phone,
    .km-footer__cta-link--email {
        margin-left: 0;
        margin-right: 0;
        text-align: left;
        width: 100%;
        max-width: 22rem;
        justify-content: flex-start;
    }
}

/* Na layoutcie z LogoDock: burger dopiero po doku logo (ujawnia app.js — bez JS zostaje ukryty). */
.km-header--home .km-header__burger {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

/* Hamburger + pełnoekranowe menu (WordPress: Wygląd → Menu → „Menu główne”) */
.km-header__burger {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    min-width: 3.75rem;
    min-height: 3.75rem;
    width: auto;
    height: auto;
    margin: 0 0 0 auto;
    padding: 0.85rem 0.65rem;
    border: none;
    border-radius: 0.35rem;
    background: transparent;
    color: var(--km-text-primary);
    cursor: pointer;
    transition: background var(--km-transition-fast), color var(--km-transition-fast);
}

.km-header__burger:hover {
    background: rgba(255, 255, 255, 0.06);
    color: #fff;
}

.km-header__burger:focus-visible {
    outline: 2px solid var(--km-magenta);
    outline-offset: 2px;
}

.km-header__burger-lines {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: stretch;
    gap: 10px;
    width: clamp(2rem, 6.5vw, 2.65rem);
    height: auto;
}

.km-header__burger-bar {
    display: block;
    height: 3px;
    width: 100%;
    border-radius: 1.5px;
    background: currentColor;
    transition: transform 0.25s ease, opacity 0.2s ease;
    transform-origin: center;
}

.km-header__burger.is-active .km-header__burger-bar:nth-child(1) {
    transform: translateY(calc(10px + 3px)) rotate(45deg);
}

.km-header__burger.is-active .km-header__burger-bar:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}

.km-header__burger.is-active .km-header__burger-bar:nth-child(3) {
    transform: translateY(calc(-10px - 3px)) rotate(-45deg);
}

.km-overlay-menu {
    position: fixed;
    inset: 0;
    z-index: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: max(5rem, 12vh) 1.5rem 2rem;
    background: #0a0a0f;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.28s ease, visibility 0.28s ease;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
}

.km-overlay-menu.is-open {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

.km-overlay-menu__panel {
    width: 100%;
    max-width: 32rem;
    text-align: center;
}

.km-overlay-menu__list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.15em;
}

.km-overlay-menu__list > li > a {
    display: inline-block;
    padding: 0.2em 0.35em;
    font-family: var(--km-font-display);
    font-size: clamp(2rem, 6.5vw, 3.25rem);
    font-weight: 500;
    line-height: 1.12;
    letter-spacing: -0.02em;
    color: #fff;
    text-decoration: none;
    transition: color 0.2s ease, opacity 0.2s ease;
}

.km-overlay-menu__list > li > a:hover,
.km-overlay-menu__list > li > a:focus-visible {
    color: #fff;
    opacity: 0.72;
}

.km-overlay-menu__list > li.current-menu-item > a,
.km-overlay-menu__list > li.current_page_item > a {
    opacity: 0.9;
}

.km-overlay-menu__list .sub-menu {
    list-style: none;
    margin: 0.35rem 0 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.25rem;
}

.km-overlay-menu__list .sub-menu a {
    font-size: clamp(1rem, 2.8vw, 1.25rem);
    font-weight: 400;
    color: rgba(255, 255, 255, 0.55);
    text-decoration: none;
    padding: 0.15em 0.35em;
    transition: color 0.2s ease;
}

.km-overlay-menu__list .sub-menu a:hover,
.km-overlay-menu__list .sub-menu a:focus-visible {
    color: rgba(255, 255, 255, 0.88);
}

html.km-menu-open,
body.km-menu-open {
    overflow: hidden;
    touch-action: none;
}

/* 404 */
.km-404 {
    min-height: 80vh;
    display: flex;
    align-items: center;
    text-align: center;
}
.km-404 h1 {
    font-size: clamp(4rem, 15vw, 10rem);
    font-weight: 900;
    background: var(--km-gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Utility */
.km-sr-only {
    position: absolute; width: 1px; height: 1px;
    padding: 0; margin: -1px; overflow: hidden;
    clip: rect(0, 0, 0, 0); border: 0;
}

/* ================================================
   Hero — sticky viewport, tunel w kolorach marki (magenta / fiolet)
   ================================================ */
.km-hero.km-section {
    padding: 0;
    position: relative;
}

/* Wyższy dystans scrolla = dłuższa faza obrotu tableta w tej samej sekcji hero (sticky viewport). */
.km-hero__scroll-space {
    min-height: calc(var(--km-hero-scroll-vh, 900) * 1vh);
    position: relative;
}

/*
 * Tunel — ta sama paleta (#140818, magenta/fiolet jak wyżej); tylko ułożenie głębi:
 * dłuższa czarna źrenica, wyraźniejsze koncentryczne „półki”, perspektywa, koła zamiast mocnych elips.
 */
.km-hero__tunnel {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    pointer-events: none;
    z-index: 27;
    opacity: 0;
    overflow: visible;
    isolation: isolate;
    perspective: min(1500px, 220vmin);
    transform-style: preserve-3d;
    background-color: #140818;
    background-image:
        radial-gradient(circle at 50% 50%, rgba(255, 255, 255, 0.06) 0%, transparent 2.8%),
        radial-gradient(
            circle farthest-corner at 50% 50%,
            #000000 0%,
            #000000 5%,
            rgba(0, 0, 0, 0.98) 9%,
            rgba(233, 30, 140, 0.22) 14%,
            rgba(180, 40, 120, 0.34) 22%,
            rgba(123, 47, 190, 0.26) 32%,
            rgba(233, 30, 140, 0.16) 42%,
            rgba(18, 8, 26, 0.9) 56%,
            rgba(12, 4, 20, 0.96) 74%,
            #140818 100%
        ),
        radial-gradient(ellipse 58% 52% at 50% 50%, rgba(233, 30, 140, 0.14) 0%, transparent 46%);
}

.km-hero__tunnel-vortex {
    position: absolute;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    border-radius: 0;
    background:
        radial-gradient(circle at 50% 50%, #000000 0%, #000000 6%, rgba(8, 4, 14, 0.98) 11%, transparent 28%),
        radial-gradient(circle at 50% 50%, transparent 8%, rgba(233, 30, 140, 0.26) 18%, rgba(123, 47, 190, 0.18) 28%, transparent 40%),
        radial-gradient(ellipse 102% 76% at 44% 42%, transparent 26%, rgba(233, 30, 140, 0.2) 46%, transparent 62%),
        radial-gradient(ellipse 74% 98% at 58% 54%, transparent 28%, rgba(180, 60, 150, 0.16) 50%, transparent 70%),
        radial-gradient(ellipse 112% 90% at 48% 50%, rgba(12, 8, 22, 0.7) 0%, rgba(233, 30, 140, 0.08) 40%, transparent 56%),
        radial-gradient(
            circle at 50% 50%,
            transparent 44%,
            rgba(233, 30, 140, 0.2) 68%,
            rgba(40, 20, 50, 0.65) 100%
        ),
        radial-gradient(ellipse 45% 38% at 72% 46%, rgba(255, 77, 174, 0.12) 0%, transparent 52%),
        radial-gradient(ellipse 40% 44% at 28% 58%, rgba(123, 47, 190, 0.14) 0%, transparent 50%);
    filter: blur(2.5px);
}

/* Koncentryczne żebra rury (te same barwy) — czytelna perspektywa w głąb */
.km-hero__tunnel::before {
    content: '';
    position: absolute;
    inset: 0;
    z-index: 0;
    background-color: #100616;
    background-image:
        radial-gradient(circle at 50% 50%, #000000 0%, #000000 7%, rgba(0, 0, 0, 0.99) 10%, transparent 12.5%),
        radial-gradient(circle at 50% 50%, transparent 11.5%, rgba(233, 30, 140, 0.12) 13.2%, transparent 15.5%),
        radial-gradient(circle at 50% 50%, transparent 14.8%, rgba(8, 4, 14, 0.88) 16.2%, transparent 18.5%),
        radial-gradient(circle at 50% 50%, transparent 17.5%, rgba(233, 30, 140, 0.1) 19.5%, rgba(123, 47, 190, 0.08) 21.5%, transparent 24%),
        radial-gradient(circle at 50% 50%, transparent 22.5%, rgba(0, 0, 0, 0.72) 24.5%, transparent 27%),
        radial-gradient(circle at 50% 50%, transparent 26%, rgba(233, 30, 140, 0.11) 29%, transparent 33%),
        radial-gradient(circle at 50% 50%, transparent 31.5%, rgba(10, 6, 18, 0.78) 34%, transparent 37.5%),
        radial-gradient(circle at 50% 50%, transparent 36.5%, rgba(123, 47, 190, 0.1) 40%, rgba(233, 30, 140, 0.08) 43%, transparent 47%),
        radial-gradient(ellipse 92% 74% at 42% 40%, rgba(233, 30, 140, 0.16) 0%, transparent 50%),
        radial-gradient(ellipse 68% 92% at 60% 56%, rgba(123, 47, 190, 0.14) 0%, transparent 48%),
        radial-gradient(ellipse 108% 96% at 50% 52%, rgba(10, 6, 18, 0.55) 0%, rgba(233, 30, 140, 0.1) 42%, #050308 100%);
    pointer-events: none;
}

.km-hero__tunnel::after {
    content: '';
    position: absolute;
    inset: -12%;
    z-index: 0;
    background-color: #140818;
    background-image:
        radial-gradient(ellipse 85% 70% at 36% 58%, rgba(233, 30, 140, 0.14) 0%, transparent 48%),
        radial-gradient(ellipse 75% 80% at 62% 40%, rgba(123, 47, 190, 0.12) 0%, transparent 46%),
        radial-gradient(ellipse 52% 48% at 50% 44%, rgba(255, 120, 200, 0.1) 0%, transparent 42%),
        radial-gradient(ellipse 100% 100% at 50% 50%, transparent 44%, rgba(233, 30, 140, 0.2) 74%, rgba(0, 0, 0, 0.75) 100%);
    filter: blur(52px);
    pointer-events: none;
}

.km-hero__ring {
    --km-ring-edge: 0.42;
    --km-ring-glow: 0.42;
    --km-ring-blur: 14px;
    position: absolute;
    left: 50%;
    top: 50%;
    width: 118vmin;
    height: 118vmin;
    max-width: 160vh;
    max-height: 160vh;
    margin: 0;
    border-radius: 50%;
    opacity: 0;
    will-change: transform, opacity;
    transform-origin: center center;
    z-index: 1;
    box-sizing: border-box;
    border: none;
    /* Szersza czarna źrenica + węższa obręcz = czytelniejsza „dziura” w rurze (bez zmiany barw) */
    background: radial-gradient(
        circle at center,
        #000000 0%,
        #000000 20%,
        rgba(4, 2, 10, 0.98) 28%,
        rgba(233, 30, 140, calc(0.38 * var(--km-ring-edge))) 40%,
        rgba(180, 35, 115, calc(0.32 * var(--km-ring-edge))) 48%,
        rgba(123, 47, 190, calc(0.28 * var(--km-ring-edge))) 56%,
        rgba(233, 30, 140, calc(0.22 * var(--km-ring-edge))) 64%,
        rgba(20, 12, 32, calc(0.55 * var(--km-ring-edge))) 76%,
        transparent 100%
    );
    box-shadow:
        0 0 calc(36px * var(--km-ring-glow)) rgba(233, 30, 140, calc(0.32 * var(--km-ring-glow))),
        0 0 calc(72px * var(--km-ring-glow)) rgba(123, 47, 190, calc(0.26 * var(--km-ring-glow))),
        0 0 calc(120px * var(--km-ring-glow)) rgba(0, 0, 0, calc(0.35 * var(--km-ring-glow)));
    filter: blur(var(--km-ring-blur)) saturate(1.12);
    backface-visibility: hidden;
}

.km-hero__ring--1 {
    --km-ring-edge: 0.52;
    --km-ring-glow: 0.38;
    --km-ring-blur: 18px;
}

.km-hero__ring--2 {
    --km-ring-edge: 0.48;
    --km-ring-glow: 0.36;
    --km-ring-blur: 17px;
}

.km-hero__ring--3 {
    --km-ring-edge: 0.44;
    --km-ring-glow: 0.34;
    --km-ring-blur: 16px;
}

.km-hero__ring--4 {
    --km-ring-edge: 0.4;
    --km-ring-glow: 0.32;
    --km-ring-blur: 16px;
}

.km-hero__ring--5 {
    --km-ring-edge: 0.36;
    --km-ring-glow: 0.3;
    --km-ring-blur: 15px;
}

.km-hero__ring--6 {
    --km-ring-edge: 0.32;
    --km-ring-glow: 0.28;
    --km-ring-blur: 14px;
}

.km-hero__ring--7 {
    --km-ring-edge: 0.28;
    --km-ring-glow: 0.26;
    --km-ring-blur: 14px;
}

.km-hero__ring--8 {
    --km-ring-edge: 0.24;
    --km-ring-glow: 0.24;
    --km-ring-blur: 13px;
}

/* Współśrodkowe koła — czytelniejsza „rura” niż mocno spłaszczone elipsy */

/* ── WebGL Tunnel canvas ─────────────────────────────────────────────────── */
#tunnel-canvas {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    display: block;
    z-index: 30; /* above all hero layers — transparent alpha composites correctly */
    pointer-events: none;
    opacity: 0;
    transition: none; /* opacity controlled by JS */
}

/* When WebGL tunnel is active: hide CSS background + rings, keep tablet-outro */
.km-hero__tunnel--webgl {
    background-color:  transparent !important;
    background-image:  none !important;
}

/* Black viewport background during tunnel phase — prevents purple CSS bleed-through the transparent WebGL canvas */
.km-hero__viewport--jay.km-tunnel-active {
    background-color: #000000 !important;
    background-image: none !important;
}
.km-hero__tunnel--webgl::before,
.km-hero__tunnel--webgl::after,
.km-hero__tunnel--webgl .km-hero__tunnel-vortex,
.km-hero__tunnel--webgl .km-hero__ring {
    display: none !important;
}
.km-hero__ring--1,
.km-hero__ring--2,
.km-hero__ring--3,
.km-hero__ring--4,
.km-hero__ring--5,
.km-hero__ring--6,
.km-hero__ring--7,
.km-hero__ring--8 {
    width: 118vmin;
    height: 118vmin;
}

@media (prefers-reduced-motion: reduce) {
    .km-hero__tunnel-vortex {
        filter: blur(1px);
    }

    .km-hero__tunnel::after {
        filter: blur(36px);
    }

    .km-hero__ring {
        box-shadow:
            0 0 28px rgba(233, 30, 140, 0.2),
            0 0 56px rgba(123, 47, 190, 0.14);
        filter: blur(10px) saturate(1.06);
    }
}

/* „Przewiń dalej” — ta sama strona co CTA portfolio (prawy dół); widoczność = GSAP */
.km-hero__tunnel-skip {
    position: absolute;
    bottom: clamp(2.25rem, 7.5vh, 5rem);
    right: clamp(3.5rem, 11vw, 8rem);
    left: auto;
    z-index: 36; /* above canvas (30) and tunnel (27) */
    max-width: min(100%, calc(100vw - clamp(7rem, 22vw, 16rem)));
    display: flex;
    justify-content: flex-end;
    align-items: center;
    pointer-events: none;
}

.km-hero__tunnel-skip-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    padding: 0.65rem 1.35rem;
    font-family: var(--km-font-primary);
    font-size: 0.9375rem;
    font-weight: 600;
    color: #ffffff;
    text-decoration: none;
    border-radius: 999px;
    white-space: nowrap;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    border: 2px solid transparent;
    background:
        linear-gradient(145deg, #08080d 0%, #11111a 100%) padding-box,
        var(--km-gradient-primary) border-box;
    background-origin: border-box;
    background-clip: padding-box, border-box;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.35);
}

.km-hero__tunnel-skip-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 28px rgba(233, 30, 140, 0.28);
}

.km-hero__tunnel-skip-btn:focus-visible {
    outline: 2px solid var(--km-magenta-light);
    outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce) {
    .km-hero__tunnel-skip-btn:hover {
        transform: none;
    }
}

@media (max-width: 768px) {
    .km-hero__tunnel-skip {
        left: 50%;
        right: auto;
        transform: translateX(-50%);
        bottom: calc(env(safe-area-inset-bottom, 0px) + clamp(4.25rem, 16svh, 7rem));
        width: max-content;
        max-width: calc(100vw - 2rem);
        justify-content: center;
    }
}

/* Tablet końcówki hero — wewnątrz #hero-tunnel (nad pierścieniami), ten sam gradient / atmosfera co tunel */
.km-hero__tablet-outro {
    position: absolute;
    inset: 0;
    z-index: 38;
    display: flex;
    align-items: center;
    justify-content: center;
    pointer-events: none;
    overflow: visible;
    background: transparent;
    perspective: min(1400px, 180vw);
}

.km-hero__tablet-outro-device {
    position: relative;
    z-index: 1;
    width: min(78vmin, 540px);
    aspect-ratio: 4 / 3;
    flex-shrink: 0;
    will-change: transform;
    transform-style: flat;
}

.km-hero__tablet-outro-bezel {
    position: absolute;
    inset: 0;
    border-radius: clamp(10px, 2vmin, 16px);
    background: linear-gradient(155deg, #35353f 0%, #121218 48%, #0c0c10 100%);
    box-shadow:
        inset 0 0 0 1px rgba(255, 255, 255, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.08),
        0 12px 48px rgba(0, 0, 0, 0.55);
}

.km-hero__tablet-outro-screen {
    position: absolute;
    inset: 4%;
    border-radius: clamp(6px, 1.2vmin, 10px);
    background: #000000;
    box-shadow:
        inset 0 0 0 1px rgba(255, 255, 255, 0.08),
        inset 0 0 0 1px rgba(255, 255, 255, 0.04);
}

.km-hero__tablet-outro-copy {
    position: absolute;
    left: 50%;
    top: 50%;
    width: min(92vw, 44rem);
    padding: 0 clamp(1rem, 4vw, 2rem);
    text-align: center;
    transform: translate(-50%, -50%);
    z-index: 2;
    pointer-events: none;
}

.km-hero__tablet-outro-title {
    font-family: var(--km-font-display);
    font-size: clamp(1.65rem, 4.8vw, 2.75rem);
    font-weight: 700;
    line-height: 1.18;
    letter-spacing: -0.03em;
    color: #f4f4f8;
    margin: 0 0 0.75rem;
}

.km-hero__tablet-outro-title-visual {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: clamp(0.16em, 1.1vw, 0.3em);
}

/* Dwie linie tytułu — odstęp z gap (bez nakładania przy literach inline-block) */
.km-hero__tablet-outro-split {
    display: block;
    margin-bottom: 0;
}

.km-hero__tablet-outro-split:last-of-type {
    margin-bottom: 0;
}

.km-hero__tablet-outro-mask {
    display: block;
    overflow: hidden;
    min-height: 1.22em;
    height: auto;
}

.km-hero__tablet-outro-mask-inner {
    display: block;
    will-change: transform, opacity;
    line-height: 1.2;
    color: #f4f4f8;
}

.km-hero__tablet-outro-mask-inner .km-char {
    vertical-align: top;
}

.km-hero__tablet-outro-line--accent {
    background: var(--km-gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
}

.km-hero__tablet-outro-sub {
    font-family: var(--km-font-primary);
    font-size: clamp(0.9rem, 2vw, 1.1rem);
    font-weight: 500;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: rgba(200, 200, 210, 0.72);
    margin: 0;
}

/* Przed eksplozją (pin): większa typografia — większe litery / „kawałki” */
.km-hero__tablet-outro-copy.km-hero__tablet-outro-copy--explode {
    perspective: 1400px;
    transform: translate(-50%, -50%) translateZ(0);
}
.km-hero__tablet-outro-copy--explode .km-hero__tablet-outro-title {
    font-size: clamp(2rem, 6.2vw, 3.65rem);
    line-height: 1.15;
    margin-bottom: 0.75rem;
}
/* Dwie linie tytułu — kolumna, stały odstęp (bez nakładania przy powiększeniu) */
.km-hero__tablet-outro-copy--explode .km-hero__tablet-outro-title-visual {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.22em;
}
.km-hero__tablet-outro-copy--explode .km-hero__tablet-outro-split {
    margin-bottom: 0;
}
.km-hero__tablet-outro-copy--explode .km-hero__tablet-outro-mask {
    min-height: 1.3em;
    height: auto;
    overflow: hidden;
}
.km-hero__tablet-outro-copy--explode .km-hero__tablet-outro-sub {
    font-size: clamp(1rem, 2.35vw, 1.28rem);
    letter-spacing: 0.14em;
    margin-top: 0.35rem;
}

/* Sekcja #uslugi — ciągłość z czarnym ekranem końcówki hero */
.km-services--post-hero {
    min-height: min(100vh, 100dvh);
    margin: 0;
    padding: clamp(4rem, 12vh, 7rem) clamp(1rem, 4vw, 2rem);
    background: #000000;
    display: flex;
    align-items: center;
    justify-content: center;
}

.km-services__intro {
    max-width: 44rem;
    text-align: center;
}

.km-services__intro-title {
    font-family: var(--km-font-display);
    font-size: clamp(1.65rem, 4.8vw, 2.75rem);
    font-weight: 700;
    line-height: 1.18;
    letter-spacing: -0.03em;
    color: #f4f4f8;
    margin: 0 0 0.75rem;
}

.km-services__intro-line {
    display: inline-block;
}

.km-services__intro-line--accent {
    background: var(--km-gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.km-services__intro-sub {
    font-family: var(--km-font-primary);
    font-size: clamp(0.9rem, 2vw, 1.1rem);
    font-weight: 500;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: rgba(200, 200, 210, 0.72);
    margin: 0;
}

.km-hero__services-header {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 28;
    text-align: center;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.km-hero__services-title {
    font-family: var(--km-font-display);
    font-size: clamp(2rem, 6vw, 4.5rem);
    font-weight: 700;
    background: var(--km-gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.km-hero__services-fly {
    position: absolute;
    inset: 0;
    z-index: 35; /* above #tunnel-canvas (z-index: 30) */
    pointer-events: none;
}

.km-hero__fly-item {
    position: absolute;
    top: 50%;
    left: 50%;
    margin: 0;
    /* Transform ustawia GSAP (left/top 50% + xPercent/yPercent −50) — bez stałego translate w CSS, żeby nie rozjeżdżać środka */
    transform: translate(-50%, -50%);
    opacity: 0;
    visibility: hidden;
    text-align: center;
    pointer-events: none;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: clamp(1rem, 2.5vw, 1.5rem);
    /* visible — overflow:hidden + nowrap obcinały długie tytuły (np. „Tworzenie stron internetowych”) */
    overflow: visible;
    box-sizing: border-box;
    max-width: min(98vw, 56rem);
    padding-inline: clamp(0.75rem, 3vw, 2rem);
    /* Jedna warstwa kompozytora na transform (GSAP też ustawia translateZ) */
    backface-visibility: hidden;
    -webkit-font-smoothing: antialiased;
}

.km-hero__fly-name {
    font-family: var(--km-font-display);
    font-size: clamp(2.5rem, 7vw, 5rem);
    font-weight: 800;
    color: var(--km-text-primary);
    margin: 0;
    line-height: 1.12;
    white-space: normal;
    overflow-wrap: break-word;
    /* Jeden lekki cień zamiast dwóch rozmyć — przy dużej skali podwójny shadow był bardzo kosztowny */
    text-shadow: 0 0 18px rgba(123, 47, 190, 0.22);
}

.km-hero__fly-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 2rem;
    border: 2px solid rgba(255, 255, 255, 0.75);
    border-radius: var(--km-border-radius);
    background: rgba(0, 0, 0, 0.45);
    color: #ffffff;
    font-size: 0.9375rem;
    font-weight: 600;
    letter-spacing: 0.03em;
    text-decoration: none;
    transition: none;
}

.km-hero__fly-btn:hover {
    border-color: var(--km-magenta);
    background: rgba(233, 30, 140, 0.15);
}

.km-hero__fly-btn:focus-visible {
    outline: 2px solid var(--km-magenta);
    outline-offset: 3px;
}

@media (max-width: 768px) {
    /* Pełna szerokość warstwy — poziome centrowanie treści (GSAP: xPercent 0); mniej driftu niż 50%−50%. */
    .km-hero__fly-item {
        left: 0;
        right: 0;
        width: 100%;
        max-width: 100%;
        padding-inline: clamp(0.5rem, 4vw, 1rem);
    }

    .km-hero__fly-name {
        font-size: clamp(1rem, 4.75vw, 1.5rem);
        line-height: 1.2;
    }

    .km-hero__services-title {
        font-size: clamp(1.1rem, 5.25vw, 1.95rem);
    }

    .km-hero__fly-btn {
        font-size: 0.8rem;
        padding: 0.55rem 1.25rem;
        border-width: 1.5px;
    }
}

.km-hero__viewport--jay {
    position: sticky;
    top: 0;
    min-height: 100vh;
    overflow: hidden;
    padding: clamp(4.5rem, 11vh, 6.5rem) clamp(1rem, 4vw, 2.5rem) clamp(2.5rem, 6vh, 4rem);
    /* farthest-corner = jednakowe „dolecenie” do rogów prostokąta (bez ciemnych trójkątów od elipsy) */
    background-color: #120818;
    background-image:
        radial-gradient(
            circle farthest-corner at 50% 46%,
            #050308 0%,
            #10061a 42%,
            #180a22 72%,
            #140818 100%
        ),
        radial-gradient(ellipse 70% 55% at 18% 72%, rgba(123, 47, 190, 0.08) 0%, transparent 55%),
        radial-gradient(ellipse 65% 50% at 88% 28%, rgba(233, 30, 140, 0.07) 0%, transparent 50%);
    isolation: isolate;
}

/* Faza rozpadu tableta / kula portfolio — WebGL nie może być obcinany przez overflow:hidden sticky */
.km-hero__viewport--jay.km-hero__viewport--sphere-phase {
    overflow: visible;
}

/* Rodzic sticky — czasem przycina 3D wcześniej niż sam viewport */
.km-hero__scroll-space.km-hero__scroll-space--sphere-phase {
    overflow: visible;
}

/* Sekcja #hero — pełny łańcuch overflow (pierwsze wejście w fazę po odświeżeniu) */
.km-hero.km-section.km-hero--sphere-phase {
    overflow: visible;
}

/* body: domyślne overflow-x:hidden obcina szeroki WebGL przy kuli */
body.km-body--hero-sphere-phase {
    overflow-x: visible;
}

/* Warstwa słów nie może obcinać sąsiedniego canvasu w fazie kuli */
.km-hero__viewport--jay.km-hero__viewport--sphere-phase .km-hero__floating-words {
    overflow: visible;
}

/* Strona z layoutem hero: header przezroczysty nad hero */
body.home .km-hero__viewport--jay,
body[class*='template-home-v3'] .km-hero__viewport--jay {
    padding-top: clamp(1rem, 3.5vh, 2.5rem);
}

.km-hero__canvas.km-hero__layer--tablet {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    display: block;
    z-index: 25;
    pointer-events: none;
    transform: translateZ(0);
    backface-visibility: hidden;
}

.km-hero__layer--front {
    position: absolute;
    inset: 0;
    z-index: 40;
    pointer-events: none;
}

/* ================================================
   HERO BRAND / LOGO
   ================================================ */

.km-hero__brand {
    pointer-events: auto;
    will-change: top, left, transform, opacity;
}

.km-hero__brand-link {
    display: block;
    text-decoration: none;
}

.km-hero__brand-img {
    display: block;
    width: clamp(200px, 25vw, 400px);
    height: auto;
    transition: width 0.3s ease;
}

.km-hero__brand-text {
    font-family: var(--km-font-display);
    font-weight: 800;
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    line-height: 0.9;
    color: var(--km-text-primary);
    display: block;
    white-space: nowrap;
    transition: font-size 0.3s ease;
}

.km-hero__brand-text-on {
    color: var(--km-violet);
}

.km-hero__brand-text-media {
    font-size: 0.45em;
    letter-spacing: 0.3em;
    color: var(--km-text-secondary);
    font-weight: 600;
}

@media (max-width: 768px) {
    .km-hero__brand-img {
        width: clamp(150px, 40vw, 250px);
    }
}

/* H1 — prawo, w linii z dużym logo (LogoDock: top 40vh + offset ~środek znaku) */
.km-hero__problem-anchor {
    position: absolute;
    right: clamp(0.75rem, 4vw, 2.75rem);
    left: auto;
    top: calc(40vh + clamp(2.75rem, 7vmin, 4.5rem));
    bottom: auto;
    max-width: min(calc(100vw - 1.5rem), 26rem);
    text-align: right;
    pointer-events: none;
    transform: none;
    transform-origin: right center;
}

.km-hero__problem-row {
    display: block;
    line-height: 1.14;
}

.km-hero__problem-row--1,
.km-hero__problem-row--2 {
    white-space: nowrap;
}

.km-hero__problem-row--2 {
    margin-top: 0.12em;
}

.km-hero__headline--problem .km-char {
    color: rgba(148, 148, 162, 0.95);
    will-change: color;
}

.km-hero__device-placeholder {
    display: none;
}

.km-hero__mobile-device {
    display: none;
}

.km-hero__device {
    position: absolute;
    left: 50%;
    top: 52%;
    transform: translate(-50%, -50%);
    width: min(72vw, 520px);
    aspect-ratio: 16 / 10;
    border-radius: 16px;
    background: linear-gradient(145deg, #2a2a32 0%, #121218 100%);
    box-shadow:
        0 24px 80px rgba(0, 0, 0, 0.55),
        0 0 0 1px rgba(255, 255, 255, 0.06);
    z-index: 8;
}

.km-hero__device::after {
    content: '';
    position: absolute;
    left: 50%;
    bottom: -12px;
    transform: translateX(-50%);
    width: 70%;
    height: 8px;
    background: #0d0d12;
    border-radius: 0 0 6px 6px;
}

.km-hero__device-screen {
    position: absolute;
    inset: 3.5% 4%;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    font-size: clamp(0.65rem, 1.4vw, 0.85rem);
    overflow: hidden;
}

.km-hero__device-screen--old {
    background: #fff;
    color: #333;
    font-family: Georgia, 'Times New Roman', serif;
}

.km-hero__device-mock {
    padding: 0.5rem;
    line-height: 1.3;
}

/* ================================================
   HERO — Floating Words wokół tabletu
   ================================================ */

.km-hero__floating-words {
    position: absolute;
    inset: 0;
    /* Nad canvas (25) i km-hero__layer--front (40), pod logo (50) */
    z-index: 45;
    pointer-events: none;
    overflow: hidden;
}

.km-hero__word {
    position: absolute;
    font-family: var(--km-font-display);
    font-weight: 800;
    color: var(--km-text-primary);
    line-height: 1;
    opacity: 0;
    will-change: transform, opacity;
}

/* Bliżej środka (tablet) — bez transform (GSAP steruje translate na 1/2 przy wejściu) */
.km-hero__word--1 {
    font-size: clamp(4rem, 12vw, 10rem);
    left: 20%;
    top: 30%;
}

.km-hero__word--2 {
    font-size: clamp(3rem, 8vw, 7rem);
    /* Większe right = bliżej środka / tableta (było 16% — za daleko w prawo). */
    right: 28%;
    top: 36%;
    color: var(--km-text-secondary);
}

/* Centrowanie poziome: GSAP ustawia xPercent: -50 (transform z animacji y/scale) */
.km-hero__word--3 {
    font-size: clamp(4.5rem, 14vw, 12rem);
    left: 50%;
    bottom: 22%;
    background: var(--km-gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* CTA „Zobacz portfolio” — faza kuli (scroll); desktop: wyżej i dalej od prawego dolnego rogu (bliżej kuli), mobile środek */
.km-hero__sphere-portfolio-cta {
    position: absolute;
    bottom: clamp(2.25rem, 7.5vh, 5rem);
    right: clamp(3.5rem, 11vw, 8rem);
    left: auto;
    z-index: 36;
    max-width: min(100%, calc(100vw - clamp(7rem, 22vw, 16rem)));
    pointer-events: none;
}

.km-hero__portfolio-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.65rem 1.4rem;
    font-family: var(--km-font-primary);
    font-size: 0.9375rem;
    font-weight: 600;
    color: #ffffff;
    text-decoration: none;
    border-radius: 999px;
    white-space: nowrap;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    border: 2px solid transparent;
    background:
        linear-gradient(145deg, #08080d 0%, #11111a 100%) padding-box,
        var(--km-gradient-primary) border-box;
    background-origin: border-box;
    background-clip: padding-box, border-box;
}

.km-hero__portfolio-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 28px rgba(233, 30, 140, 0.25);
}

.km-hero__portfolio-btn:focus-visible {
    outline: 2px solid var(--km-magenta-light);
    outline-offset: 3px;
}

@media (max-width: 768px) {
    .km-hero__sphere-portfolio-cta {
        left: 50%;
        right: auto;
        transform: translateX(-50%);
        /* Wyżej niż przy krawędzi — bliżej kuli; safe area w odstępie od dołu */
        bottom: calc(env(safe-area-inset-bottom, 0px) + clamp(4.25rem, 16svh, 7rem));
        padding-bottom: 0;
        width: max-content;
        max-width: calc(100vw - 2rem);
        text-align: center;
    }
}

@media (prefers-reduced-motion: reduce) {
    .km-hero__portfolio-btn:hover {
        transform: none;
    }
}

.km-hero__headline {
    font-family: var(--km-font-display);
    font-weight: 700;
    line-height: 1.02;
    letter-spacing: -0.035em;
    color: #fafafa;
}

.km-hero__problem-anchor .km-hero__headline--problem {
    font-size: clamp(1.85rem, 4.6vw, 3.35rem);
    line-height: 1.14;
    margin: 0;
    font-weight: 600;
    letter-spacing: -0.03em;
}

.km-hero__subline {
    font-size: clamp(1rem, 2.4vw, 1.4rem);
    font-weight: 600;
    color: var(--km-magenta-light);
    line-height: 1.35;
}

/* Reduced motion: wyśrodkowany, prosty układ */
.km-hero--reduced-motion .km-hero__viewport--jay {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.km-hero--reduced-motion .km-hero__problem-anchor {
    position: relative !important;
    left: auto !important;
    right: auto !important;
    bottom: auto !important;
    max-width: 36rem !important;
    margin: 0 0 2rem auto;
    text-align: right !important;
}

.km-hero--reduced-motion .km-hero__headline--problem .km-char {
    color: #ffffff !important;
    filter: none;
}

@media (max-width: 768px) {
    .km-hero--reduced-motion .km-hero__viewport--jay {
        justify-content: flex-start;
    }
}

@media (max-width: 900px) {
    .km-hero__problem-anchor {
        max-width: min(calc(100vw - 1.5rem), 24rem);
        top: calc(40vh + clamp(2.25rem, 6vmin, 3.75rem));
    }

}

/* ================================================
   HERO — MOBILE: ten sam WebGL + wideo co desktop; statyczny mockup tylko przy reduced-motion
   ================================================ */
@media (max-width: 768px) {
    /* Domyślnie canvas 3D (jak ≥769px) — pełny inset, z-index jak desktop */
    .km-hero__canvas.km-hero__layer--tablet {
        display: block !important;
    }

    .km-hero__device-placeholder {
        display: none !important;
    }

    .km-hero__device {
        width: min(90vw, 480px);
        top: 44%;
    }

    /*
     * Bez perspective na tym kontenerze — inaczej position:fixed (logo) jest „przyklejone” do tego bloku
     * zamiast do okna i nakłada się na tablet. perspective jest na .km-hero__mobile-device.
     * Sticky (jak na desktopie) — bez position:relative, które je wyłączało.
     */
    .km-hero__viewport--jay {
        display: flex;
        flex-direction: column;
        align-items: stretch;
        justify-content: flex-start;
        min-height: 100vh;
        min-height: 100dvh;
        padding-top: clamp(0.5rem, 2vh, 1rem);
        /* Symetryczny padding — canvas WebGL nie „jedzie” w bok */
        padding-left: clamp(1rem, 4vw, 1.5rem);
        padding-right: clamp(1rem, 4vw, 1.5rem);
        box-sizing: border-box;
    }

    /*
     * Odstęp od góry viewportu — H1 pod kadrem tableta (WebGL); iPhone: trochę więcej niż 56svh, żeby nie nachodził.
     */
    .km-hero__layer--front {
        position: relative;
        inset: auto;
        width: 100%;
        flex: 0 0 auto;
        z-index: 32;
        pointer-events: none;
        margin-top: clamp(13rem, 61svh, 72svh);
    }

    .km-hero__problem-anchor {
        position: relative;
        left: auto !important;
        right: auto !important;
        top: auto !important;
        bottom: auto !important;
        transform: none !important;
        width: 100% !important;
        max-width: min(100%, 28rem) !important;
        text-align: center !important;
        margin: 0.5rem auto 2.25rem !important;
        padding: 0 clamp(0.75rem, 4vw, 1.5rem);
    }

    .km-hero__problem-row--1,
    .km-hero__problem-row--2 {
        white-space: normal;
    }

    .km-hero__scroll-space {
        min-height: calc(var(--km-hero-scroll-vh, 900) * 1vh);
    }

    /* Domyślnie ukryty (WebGL); flex + widok przy reduced-motion — sekcja niżej */
    .km-hero__mobile-device {
        display: none !important;
        position: relative;
        inset: auto;
        width: 100%;
        flex: 0 0 auto;
        z-index: 24;
        flex-direction: column;
        align-items: center;
        justify-content: flex-start;
        padding-top: max(
            clamp(11rem, 30vw, 14rem),
            calc(env(safe-area-inset-top, 0px) + 6.5rem + clamp(3.5rem, 14vw, 5rem))
        );
        padding-bottom: 0.25rem;
        pointer-events: none;
        overflow: visible;
        perspective: 1000px;
        perspective-origin: center center;
    }

    .km-hero__mobile-tablet {
        position: relative;
        width: 75vw;
        max-width: 320px;
        aspect-ratio: 4 / 3;
        border-radius: 16px;
        overflow: visible;
        border: 3px solid rgba(255, 255, 255, 0.08);
        box-shadow:
            0 0 40px rgba(123, 47, 190, 0.15),
            0 0 80px rgba(233, 30, 140, 0.08);
        transform-style: preserve-3d;
        backface-visibility: hidden;
        will-change: transform, opacity;
    }

    .km-hero__mobile-screen {
        position: absolute;
        inset: 0;
        border-radius: 12px;
        overflow: hidden;
        backface-visibility: hidden;
    }

    .km-hero__mobile-screen img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }

    .km-hero__mobile-screen--old {
        opacity: 1;
    }

    .km-hero__mobile-screen--new {
        opacity: 0;
        transform: rotateY(180deg);
    }

    /*
     * Siatka portfolio musi być poza flow — inaczej (przy opacity:0) i tak wypycha H1 pod dół viewportu.
     * Pozycja pod mockupem tableta; GSAP nadal steruje opacity / y na tym samym elemencie.
     */
    .km-hero__mobile-portfolio {
        position: absolute;
        top: calc(100% + 0.75rem);
        left: 0;
        right: 0;
        width: min(400px, calc(100% - 10vw));
        margin-left: auto;
        margin-right: auto;
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
        padding: 0;
        max-width: none;
        opacity: 0;
        will-change: transform, opacity;
        pointer-events: none;
    }

    .km-hero__mobile-portfolio-item {
        aspect-ratio: 16 / 11;
        border-radius: 10px;
        overflow: hidden;
        border: 2px solid rgba(255, 255, 255, 0.06);
        background: var(--km-bg-tertiary);
    }

    .km-hero__mobile-portfolio-item img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }

    .km-hero__mobile-portfolio-item--placeholder {
        display: flex;
        align-items: center;
        justify-content: center;
        color: var(--km-text-muted);
        font-size: 0.75rem;
    }

    .km-hero__floating-words {
        pointer-events: none;
    }

    /* „Czas to zmienić” — bliżej środka / tableta (było rozrzucone po krawędziach). */
    .km-hero__word--1 {
        font-size: clamp(1.85rem, 9vw, 3rem);
        left: 14%;
        top: 33%;
    }

    .km-hero__word--2 {
        font-size: clamp(1.35rem, 6.25vw, 2.1rem);
        right: 30%;
        top: 44%;
    }

    /* „zmienić” — pod tabletem (środek kadru ~40–52%); top krawędzi tekstu poniżej mockupu, bez nachodzenia */
    .km-hero__word--3 {
        font-size: clamp(2.65rem, 13vw, 4.35rem);
        font-weight: 800;
        left: 50%;
        right: auto;
        bottom: auto;
        top: clamp(58%, 61svh, 70%);
        z-index: 2;
        line-height: 1.02;
    }

    .km-hero__headline--problem {
        font-size: clamp(2rem, 8.5vw, 3.35rem) !important;
        line-height: 1.08 !important;
        letter-spacing: -0.04em !important;
    }

    .km-hero__headline--solution {
        font-size: clamp(1.75rem, 7vw, 2.75rem) !important;
    }

    .km-hero__description {
        font-size: 0.875rem !important;
        padding: 0 1rem;
    }

    .km-hero__cta {
        width: calc(100% - 2rem);
        max-width: 320px;
        text-align: center;
        justify-content: center;
    }

    .km-hero__services {
        font-size: 0.75rem !important;
        gap: 0.4rem !important;
    }

    .km-hero__progress {
        display: none !important;
    }

    .km-hero__brand-img {
        width: clamp(120px, 35vw, 200px) !important;
    }

    .km-hero__brand-text {
        font-size: clamp(1.5rem, 8vw, 2.5rem) !important;
    }
}

/* Mobile: statyczny mockup zamiast WebGL tylko przy ograniczeniu ruchu */
@media (max-width: 768px) and (prefers-reduced-motion: reduce) {
    .km-hero__canvas.km-hero__layer--tablet {
        display: none !important;
    }

    .km-hero__mobile-device {
        display: flex !important;
    }

    .km-hero__layer--front {
        margin-top: 0 !important;
    }
}

@media (max-width: 768px) {
    .km-hero--reduced-motion .km-hero__canvas.km-hero__layer--tablet {
        display: none !important;
    }

    .km-hero--reduced-motion .km-hero__mobile-device {
        display: flex !important;
    }

    .km-hero--reduced-motion .km-hero__layer--front {
        margin-top: 0 !important;
    }
}

@media (max-width: 380px) {
    .km-hero__mobile-tablet {
        width: 85vw;
    }

    .km-hero__mobile-portfolio {
        grid-template-columns: repeat(2, 1fr);
        gap: 8px;
    }
}

/* ================================================
   HERO — SplitText + Glitch Effects
   ================================================ */

.km-char,
.km-word {
    display: inline-block;
    will-change: transform, opacity;
}

.km-char--glitching {
    text-shadow:
        2px 0 var(--km-magenta),
        -2px 0 var(--km-violet);
}

.km-hero__headline--problem {
    overflow: visible;
    position: relative;
}

@media (prefers-reduced-motion: reduce) {
    .km-hero__scroll-space {
        min-height: calc(var(--km-hero-scroll-vh, 900) * 1vh);
    }

    .km-hero__mobile-tablet {
        transform: none !important;
    }

    .km-hero__mobile-screen--new {
        transform: none !important;
        opacity: 1 !important;
    }

    .km-hero__mobile-screen--old {
        opacity: 0 !important;
    }

    .km-hero__mobile-portfolio {
        opacity: 1 !important;
    }

    .km-hero__word {
        animation: none !important;
    }

    .km-char,
    .km-word {
        will-change: auto;
    }

    .km-char--glitching {
        text-shadow: none;
    }
}

/* ================================================
   SEKCJE POD HERO (placeholder) — baza responsywna / touch
   ================================================ */
@media (max-width: 768px) {
    .km-section.km-portfolio,
    .km-section.km-about,
    .km-section.km-contact {
        padding-top: clamp(2.25rem, 7vw, 3.25rem);
        padding-bottom: clamp(2.25rem, 7vw, 3.25rem);
    }

    .km-portfolio .km-container,
    .km-about .km-container,
    .km-contact .km-container {
        padding-left: max(1rem, env(safe-area-inset-left, 0px));
        padding-right: max(1rem, env(safe-area-inset-right, 0px));
    }
}

/* Ciągłość czarnego tła po hero outro */
.km-contact {
    background: #000;
}

.km-portfolio .km-container,
.km-about .km-container,
.km-contact .km-container {
    font-size: clamp(0.9375rem, 2.6vw, 1.0625rem);
    line-height: 1.55;
}