/* ============================================================
   MICHLOR — Header / Navigation CSS
   Klasy: .mhdr (michlor-header)
   ============================================================ */

/* ── Bazowy header ───────────────────────────────────────── */
.mhdr {
    position:   fixed;
    top:        0;
    left:       0;
    right:      0;
    z-index:    1000;
    transition: background-color var(--transition-base),
                backdrop-filter  var(--transition-base),
                box-shadow       var(--transition-base),
                padding          var(--transition-base);

    /* Start: przezroczysty (nad hero wideo) */
    background-color: transparent;
    padding:          1.25rem 0;
}

/* Stan po scrollu — glassmorphism */
.mhdr.is-scrolled {
    background-color: rgba(4, 16, 30, 0.80);
    backdrop-filter:  blur(16px);
    -webkit-backdrop-filter: blur(16px);
    box-shadow:       0 1px 0 rgba(0, 180, 166, 0.12),
                      0 4px 24px rgba(4, 16, 30, 0.5);
    padding:          0.875rem 0;
}

/* ── Inner container ─────────────────────────────────────── */
.mhdr__inner {
    display:         flex;
    align-items:     center;
    justify-content: space-between;
    max-width:       1280px;
    margin:          0 auto;
    padding:         0 clamp(1.5rem, 4vw, 3rem);
    gap:             2rem;
}

/* ── Logo ────────────────────────────────────────────────── */
.mhdr__logo {
    text-decoration: none;
    flex-shrink:     0;
    display:         flex;
    align-items:     center;
}

.mhdr__logo img {
    height:     36px;
    width:      auto;
    display:    block;
}

.mhdr__logo-text {
    font-family:    var(--font-heading);
    font-size:      1.375rem;
    font-weight:    800;
    letter-spacing: -0.04em;
    color:          var(--color-text);
    line-height:    1;
}

.mhdr__logo-dot {
    color: var(--color-accent);
}

/* ── Menu główne ─────────────────────────────────────────── */
.mhdr__nav {
    flex: 1;
    display: flex;
    justify-content: center;
}

.mhdr__menu {
    display:     flex;
    align-items: center;
    gap:         0.25rem;
    list-style:  none;
    margin:      0;
    padding:     0;
}

.mhdr__item {
    position: relative;
}

/* Link / button bazowy */
.mhdr__link {
    display:         inline-flex;
    align-items:     center;
    gap:             0.3rem;
    padding:         0.5rem 0.875rem;
    font-family:     var(--font-body);
    font-size:       0.875rem;
    font-weight:     500;
    color:           rgba(232, 241, 242, 0.80);
    text-decoration: none;
    background:      none;
    border:          none;
    border-radius:   var(--radius-sm);
    cursor:          pointer;
    transition:      color            var(--transition-fast),
                     background-color var(--transition-fast);
    white-space:     nowrap;
}

.mhdr__link:hover,
.mhdr__item--has-drop:hover > .mhdr__link {
    color:            var(--color-text);
    background-color: rgba(255, 255, 255, 0.06);
}

/* ── Split: link + chevron toggle (Zmiękczacze) ─────────── */
.mhdr__split {
    display:     flex;
    align-items: stretch;
}

.mhdr__split .mhdr__link {
    border-radius: var(--radius-sm) 0 0 var(--radius-sm);
    padding-right: 0.4rem;
}

.mhdr__split .mhdr__link:hover {
    border-radius: var(--radius-sm) 0 0 var(--radius-sm);
}

.mhdr__drop-toggle {
    display:          inline-flex;
    align-items:      center;
    justify-content:  center;
    padding:          0.5rem 0.5rem;
    background:       none;
    border:           none;
    border-radius:    0 var(--radius-sm) var(--radius-sm) 0;
    cursor:           pointer;
    color:            rgba(232, 241, 242, 0.80);
    transition:       color            var(--transition-fast),
                      background-color var(--transition-fast);
}

.mhdr__drop-toggle:hover,
.mhdr__item--has-drop:hover > .mhdr__split .mhdr__drop-toggle {
    color:            var(--color-text);
    background-color: rgba(255, 255, 255, 0.06);
}

.mhdr__item--has-drop:hover > .mhdr__split .mhdr__link {
    color:            var(--color-text);
    background-color: rgba(255, 255, 255, 0.06);
}

/* Chevron animacja */
.mhdr__chevron {
    transition:    transform var(--transition-fast);
    flex-shrink:   0;
    opacity:       0.6;
}

.mhdr__item--has-drop:hover .mhdr__chevron,
.mhdr__item--has-drop.is-open .mhdr__chevron {
    transform: rotate(180deg);
    opacity:   1;
}

/* ── Dropdown ────────────────────────────────────────────── */
.mhdr__dropdown {
    position:         absolute;
    top:              100%;
    left:             50%;
    transform:        translateX(-50%) translateY(-8px);
    min-width:        260px;
    background:       rgba(6, 26, 46, 0.95);
    backdrop-filter:  blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border:           1px solid var(--glass-border);
    border-radius:    var(--radius-md);
    box-shadow:       0 16px 48px rgba(4, 16, 30, 0.7),
                      0 0 0 1px rgba(0, 180, 166, 0.06);
    /* padding-top = gap między linkiem a panelem — kursor nie wypada z :hover */
    padding:          0.75rem 0.5rem 0.5rem;
    opacity:          0;
    visibility:       hidden;
    pointer-events:   none;
    transition:       opacity   var(--transition-base),
                      transform var(--transition-base),
                      visibility var(--transition-base);
    z-index:          100;
}

/* Niewidoczny most nad dropdownem — kursor nie wypada z :hover przy przechodzeniu */
.mhdr__dropdown::before {
    content:  '';
    position: absolute;
    top:      -0.75rem;
    left:     0;
    right:    0;
    height:   0.75rem;
}

.mhdr__item--has-drop:hover .mhdr__dropdown,
.mhdr__item--has-drop.is-open .mhdr__dropdown {
    opacity:        1;
    visibility:     visible;
    pointer-events: auto;
    transform:      translateX(-50%) translateY(0);
}

.mhdr__drop-list {
    list-style: none;
    margin:     0;
    padding:    0;
    display:    flex;
    flex-direction: column;
    gap:        0.125rem;
}

.mhdr__drop-link {
    display:         flex;
    align-items:     center;
    gap:             0.875rem;
    padding:         0.75rem 0.875rem;
    border-radius:   var(--radius-sm);
    text-decoration: none;
    transition:      background-color var(--transition-fast);
}

.mhdr__drop-link:hover {
    background-color: rgba(0, 180, 166, 0.08);
}

.mhdr__drop-icon {
    font-size:    1.125rem;
    flex-shrink:  0;
    width:        28px;
    text-align:   center;
    filter:       grayscale(0.3);
}

.mhdr__drop-link strong {
    display:     block;
    font-size:   0.875rem;
    font-weight: 500;
    color:       var(--color-text);
    line-height: 1.3;
}

.mhdr__drop-link small {
    display:     block;
    font-size:   0.75rem;
    color:       var(--color-muted);
    margin-top:  0.125rem;
    font-weight: 400;
}

/* ── Actions (CTA + burger) ──────────────────────────────── */
.mhdr__actions {
    display:     flex;
    align-items: center;
    gap:         0.75rem;
    flex-shrink: 0;
}

.mhdr__cta {
    display:          inline-flex;
    align-items:      center;
    padding:          0.5rem 1.25rem;
    font-family:      var(--font-body);
    font-size:        0.875rem;
    font-weight:      500;
    color:            #04101E;
    background-color: var(--color-accent);
    border-radius:    var(--radius-pill);
    text-decoration:  none;
    transition:       background-color var(--transition-fast),
                      box-shadow       var(--transition-fast),
                      transform        var(--transition-fast);
    white-space:      nowrap;
    box-shadow:       0 0 16px rgba(0, 180, 166, 0.3);
}

.mhdr__cta:hover {
    background-color: var(--color-accent-glow);
    box-shadow:       var(--glow-accent);
    transform:        translateY(-1px);
    color:            #04101E;
}

/* ── Hamburger ───────────────────────────────────────────── */
.mhdr__burger {
    display:        none;
    flex-direction: column;
    justify-content: center;
    gap:            5px;
    width:          40px;
    height:         40px;
    padding:        8px;
    background:     rgba(255, 255, 255, 0.06);
    border:         1px solid rgba(255, 255, 255, 0.1);
    border-radius:  var(--radius-sm);
    cursor:         pointer;
    transition:     background-color var(--transition-fast);
}

.mhdr__burger:hover {
    background: rgba(0, 180, 166, 0.1);
    border-color: var(--glass-border);
}

.mhdr__burger-line {
    display:          block;
    width:            100%;
    height:           1.5px;
    background-color: var(--color-text);
    border-radius:    2px;
    transition:       transform var(--transition-base),
                      opacity   var(--transition-base),
                      width     var(--transition-base);
    transform-origin: center;
}

/* Burger → X po otwarciu */
.mhdr__burger.is-open .mhdr__burger-line:nth-child(1) {
    transform: translateY(6.5px) rotate(45deg);
}
.mhdr__burger.is-open .mhdr__burger-line:nth-child(2) {
    opacity:   0;
    transform: scaleX(0);
}
.mhdr__burger.is-open .mhdr__burger-line:nth-child(3) {
    transform: translateY(-6.5px) rotate(-45deg);
}

/* ── Przycisk zamknięcia (tylko mobile) ─────────────────── */
.mhdr__close {
    display: none;
}

/* ── Mobile menu overlay ─────────────────────────────────── */
@media (max-width: 1024px) {
    /* Przycisk X wewnątrz panelu */
    .mhdr__close {
        display:          flex;
        align-items:      center;
        justify-content:  center;
        position:         absolute;
        top:              1.125rem;
        right:            1.125rem;
        width:            38px;
        height:           38px;
        background:       rgba(255, 255, 255, 0.07);
        border:           1px solid rgba(255, 255, 255, 0.12);
        border-radius:    var(--radius-sm);
        cursor:           pointer;
        color:            var(--color-text);
        transition:       background-color var(--transition-fast),
                          border-color     var(--transition-fast);
        flex-shrink:      0;
        z-index:          1;
    }

    .mhdr__close:hover {
        background:   rgba(0, 180, 166, 0.14);
        border-color: var(--glass-border);
    }

    .mhdr__split {
        width: 100%;
    }

    .mhdr__split .mhdr__link {
        flex:          1;
        border-radius: var(--radius-sm) 0 0 var(--radius-sm);
    }

    .mhdr__drop-toggle {
        padding: 0.875rem 1rem;
    }

    .mhdr__burger {
        display: flex;
    }

    .mhdr__nav {
        position:         fixed;
        top:              0;
        right:            0;
        bottom:           0;
        width:            min(320px, 85vw);
        background:       rgba(4, 16, 30, 0.97);
        backdrop-filter:  blur(20px);
        -webkit-backdrop-filter: blur(20px);
        border-left:      1px solid var(--glass-border);
        padding:          6rem 1.5rem 2rem;
        transform:        translateX(100%);
        transition:       transform var(--transition-base);
        overflow-y:       auto;
        overflow-x:       hidden;
        justify-content:  flex-start;
        flex-direction:   column;
        z-index:          999;
    }

    .mhdr__nav.is-open {
        transform: translateX(0);
    }

    .mhdr__menu {
        flex-direction: column;
        align-items:    stretch;
        gap:            0.25rem;
        width:          100%;
    }

    .mhdr__link {
        width:    100%;
        padding:  0.875rem 1rem;
        font-size: 1rem;
        justify-content: space-between;
    }

    /* Dropdown w mobile — inline, nie absolutny */
    .mhdr__dropdown {
        position:   static;
        transform:  none;
        width:      100%;
        min-width:  unset;
        margin-top: 0.25rem;
        border:     none;
        border-left: 2px solid var(--color-accent);
        border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
        padding:    0.25rem 0 0.25rem 0.5rem;
        background: rgba(0, 180, 166, 0.04);
        backdrop-filter: none;
        box-shadow: none;
        opacity:    1;
        visibility: visible;
        pointer-events: auto;
        display:    none;
    }

    .mhdr__item--has-drop.is-open .mhdr__dropdown {
        display: block;
        transform: none;
    }

    /* Zapobiegaj wylewaniu się submenus poza panel */
    .mhdr__item--has-drop:hover .mhdr__dropdown {
        transform: none;
    }

    .mhdr__drop-link {
        padding: 0.625rem 0.75rem;
    }

    .mhdr__item--has-drop:hover .mhdr__dropdown {
        /* Reset hover na mobile — tylko klik */
        opacity:    1;
        visibility: visible;
    }

    /* Overlay za mobilnym menu */
    .mhdr__nav::before {
        content:    '';
        position:   fixed;
        inset:      0;
        right:      min(320px, 85vw);
        background: rgba(4, 16, 30, 0.5);
        z-index:    -1;
    }
}

@media (max-width: 480px) {
    .mhdr__cta {
        display: none; /* schowany na bardzo małych — jest w menu */
    }
}