/*
 * Homepage — strona główna
 *
 * Sekcje: hero 2-kolumny, adaptery 4-grid,
 * know-how z background image i boksami, CTA żółty, przewodnik.
 * Prefix: .hem-
 */

/* ============================================================
   SCROLL ANIMATIONS — base states
   ============================================================ */
.hem .animate-on-scroll {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.hem .animate-on-scroll.is-visible {
    opacity: 1;
    transform: none;
}

.hem [data-animation="fade-in"] {
    transform: none;
}

.hem [data-animation="slide-left"] {
    transform: translateX(-40px);
}

.hem [data-animation="slide-right"] {
    transform: translateX(40px);
}

/* ============================================================
   SHARED
   ============================================================ */
.hem {
    font-family: var(--font-base);
    color: var(--gray-200);
    overflow: clip;
}

.hem-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* ============================================================
   BUTTONS
   ============================================================ */
.hem-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.85rem 2.25rem;
    text-decoration: none;
    font-weight: 700;
    font-size: 1rem;
    border-radius: var(--radius-base);
    transition: background 0.3s ease, transform 0.2s ease;
    border: none;
    cursor: pointer;
}

.hem-btn:hover {
    transform: translateY(-2px);
}

.hem-btn--yellow {
    background: #FECB0E;
    color: #000;
}

.hem-btn--yellow:hover {
    background: #e5b60d;
}

.hem-btn--blue {
    background: #3D76E8;
    color: #fff;
}

.hem-btn--blue:hover {
    background: #2d63cc;
    color: #fff;
}

/* ============================================================
   SECTION 1: HERO BANNER — 2-kolumny na czarnym tle
   ============================================================ */
.hem-hero {
    background: #000;
    padding: 4rem 0;
    overflow: hidden;
}

.hem-hero__inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.hem-hero__text {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.hem-hero__heading {
    font-size: 2.75rem;
    font-weight: 800;
    line-height: 1.2;
    margin: 0;
    color: #fff;
    letter-spacing: -0.02em;
}

.hem-hero__subheading {
    font-size: 1.35rem;
    font-weight: 600;
    line-height: 1.4;
    margin: 0;
    color: rgba(255, 255, 255, 0.85);
}

.hem-hero__buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-top: 0.5rem;
}

.hem-hero__image {
    display: flex;
    align-items: center;
    justify-content: center;
}

.hem-hero__img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* ============================================================
   SECTION 2: ADAPTERS — nagłówek + 4 obrazki + przycisk
   ============================================================ */
.hem-adapters {
    padding: 5rem 0;
    background: #2c2c2c;
    text-align: center;
}

.hem-adapters__title {
    font-size: 2.25rem;
    font-weight: 700;
    margin: 0 0 3rem;
    color: var(--color-white);
    letter-spacing: -0.02em;
}

.hem-adapters__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    margin-bottom: 2.5rem;
}

.hem-adapters__item {
    display: block;
    background: var(--color-white);
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--gray-200);
    transition: border-color 0.3s ease, transform 0.3s ease;
    aspect-ratio: 1 / 1;
    text-decoration: none;
}

.hem-adapters__item:hover {
    border-color: var(--gray-400);
    transform: translateY(-3px);
}

.hem-adapters__img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.hem-adapters__no-img {
    width: 100%;
    height: 100%;
    background: var(--gray-200);
}

.hem-adapters__cta {
    margin-top: 0.5rem;
}

/* ============================================================
   SECTION 3: KNOW-HOW — obraz u góry + dwukolumnowy układ
   ============================================================ */
@keyframes hem-knowhow-shine {
    0%   { left: -60%; opacity: 0; }
    3%   { opacity: 1; }
    20%  { left: 120%; opacity: 0; }
    100% { left: 120%; opacity: 0; } /* przerwa przed kolejnym przejściem */
}

.hem-knowhow {
    background: #000;
    overflow: hidden;
}

.hem-knowhow__image-wrap {
    position: relative;
    width: 100%;
    overflow: hidden;
}

.hem-knowhow__image {
    width: 100%;
    height: auto;
    display: block;
}

/* delikatny blask przechodzący po obrazku */
.hem-knowhow__image-wrap::after {
    content: '';
    position: absolute;
    top: 0;
    left: -60%;
    width: 40%;
    height: 100%;
    background: linear-gradient(
        105deg,
        transparent 0%,
        transparent 30%,
        rgba(255, 255, 255, 0.05) 43%,
        rgba(255, 255, 255, 0.13) 50%,
        rgba(255, 255, 255, 0.05) 57%,
        transparent 70%,
        transparent 100%
    );
    animation: hem-knowhow-shine 7s ease-in-out infinite;
    pointer-events: none;
}

.hem-knowhow__inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3.5rem;
    align-items: center;
    padding: 4.5rem 0;
}

.hem-knowhow__left {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 1.25rem;
}

.hem-knowhow__label {
    font-size: 2.25rem;
    font-weight: 800;
    color: var(--color-accent-yellow);
    margin: 0;
    letter-spacing: -0.02em;
    line-height: 1.2;
}

.hem-knowhow__title {
    font-size: 2.25rem;
    font-weight: 800;
    color: #fff;
    margin: 0;
    letter-spacing: -0.02em;
    line-height: 1.2;
}

.hem-knowhow__footer {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.65);
    margin: 0;
    line-height: 1.6;
}

/* karta z listą po prawej */
.hem-knowhow__list-card {
    background: #1a1a1a;
    border-radius: 14px;
    overflow: hidden;
}

.hem-knowhow__list-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.1rem 1.5rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.hem-knowhow__list-item:last-child {
    border-bottom: none;
}

.hem-knowhow__list-num {
    font-size: 0.85rem;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.4);
    min-width: 2.75rem;
    letter-spacing: 0.03em;
}

.hem-knowhow__list-label {
    font-size: 1rem;
    font-weight: 500;
    color: #fff;
}

/* ============================================================
   SECTION 5: GUIDE / BOTTOM — background image + overlay
   ============================================================ */
.hem-guide {
    background: #000;
    padding: 5rem 0;
}

.hem-guide__inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hem-guide__media {
    /* lekki padding żeby obraz nie dotykał krawędzi sekcji */
    padding: 1rem 0 1rem 0;
}

.hem-guide__img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 16px;
    object-fit: cover;
}

.hem-guide__content {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 1.25rem;
}

.hem-guide__title {
    font-size: 2.5rem;
    font-weight: 800;
    color: #fff;
    margin: 0;
    letter-spacing: -0.02em;
    line-height: 1.2;
}

.hem-guide__accent {
    color: var(--color-accent-yellow);
}

.hem-guide__text {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.75);
    margin: 0;
    line-height: 1.6;
}

/* ============================================================
   RESPONSIVE — 1024px (tablet)
   ============================================================ */
@media (max-width: 1024px) {
    .hem-hero__inner {
        grid-template-columns: 1fr;
        gap: 2.5rem;
        text-align: center;
    }

    .hem-hero__buttons {
        justify-content: center;
    }

    .hem-hero__heading {
        font-size: 2.25rem;
    }

    .hem-hero__image {
        order: -1; /* Obrazek nad tekstem na tablecie */
    }

    .hem-hero__img {
        max-width: 500px;
    }

    .hem-adapters__grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .hem-knowhow__inner {
        gap: 2.5rem;
    }

    .hem-knowhow__title {
        font-size: 2rem;
    }

    .hem-guide__inner {
        gap: 2.5rem;
    }

    .hem-guide__title {
        font-size: 2rem;
    }

    .hem-adapters__title {
        font-size: 1.85rem;
    }
}

/* ============================================================
   RESPONSIVE — 768px (mobile)
   ============================================================ */
@media (max-width: 768px) {
    .hem-hero {
        padding: 3rem 0;
    }

    .hem-hero__heading {
        font-size: 1.85rem;
    }

    .hem-hero__subheading {
        font-size: 1.1rem;
    }

    .hem-hero__img {
        max-width: 100%;
    }

    .hem-adapters {
        padding: 3.5rem 0;
    }

    .hem-adapters__title {
        font-size: 1.5rem;
        margin-bottom: 2rem;
    }

    .hem-adapters__grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }

    .hem-adapters__img {
        height: 100%;
    }

    .hem-knowhow__inner {
        gap: 2.5rem;
        padding: 3.5rem 0;
    }

    .hem-knowhow__title {
        font-size: 1.85rem;
    }

    .hem-guide {
        padding: 3.5rem 0;
    }

    .hem-guide__inner {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .hem-guide__media {
        padding: 0;
    }

    .hem-guide__content {
        align-items: center;
        text-align: center;
    }

    .hem-guide__title {
        font-size: 1.85rem;
    }

    .hem-guide__text {
        font-size: 1.05rem;
    }
}

/* Strona główna ma zawsze ciemny wygląd — motyw jasny/ciemny nie ma zastosowania */

@media (prefers-reduced-motion: reduce) {

    .hem-knowhow__image-wrap::after {
        animation: none;
    }
}

/* ============================================================
   RESPONSIVE — 480px (small mobile)
   ============================================================ */
@media (max-width: 480px) {
    .hem-hero__heading {
        font-size: 1.5rem;
    }

    .hem-hero__buttons {
        flex-direction: column;
        align-items: stretch;
    }

    .hem-btn {
        text-align: center;
    }

    .hem-adapters__grid {
        grid-template-columns: 1fr;
        max-width: 320px;
        margin-left: auto;
        margin-right: auto;
    }

    .hem-knowhow__inner {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        padding: 2.5rem 0;
    }

    .hem-knowhow__left {
        align-items: center;
        text-align: center;
    }

    .hem-knowhow__title {
        font-size: 1.5rem;
    }
}