/* ===============================================
   HEADER COMPONENT STYLES
   =============================================== */

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--gray-200);
    z-index: var(--z-fixed);
    transition: all var(--transition-base);
}

.header--scrolled {
    box-shadow: var(--shadow-md);
}

.nav {
    padding: var(--spacing-base) 0;
}

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

.nav__logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    text-decoration: none;
    color: var(--gray-900);
    font-weight: 600;
    font-size: var(--font-size-lg);
}

.nav__logo:hover {
    color: var(--primary-purple);
}

.nav__logo-img {
    width: 50px;
    height: 50px;
    border-radius: var(--radius-base);
    object-fit: cover;
    box-shadow: var(--shadow-sm);
    border: 2px solid var(--white);
}

.nav__logo-text {
    color: var(--primary-purple);
    font-weight: 700;
}

.nav__menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-2xl);
    list-style: none;
}

.nav__item {
    position: relative;
}

.nav__link {
    display: flex;
    align-items: center;
    padding: var(--spacing-sm) var(--spacing-base);
    color: var(--gray-700);
    font-weight: 500;
    text-decoration: none;
    border-radius: var(--radius-base);
    transition: all var(--transition-base);
    position: relative;
}

.nav__link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: var(--primary-purple);
    border-radius: var(--radius-full);
    transition: width var(--transition-base);
}

.nav__link:hover,
.nav__link--active {
    color: var(--primary-purple);
    background-color: rgba(139, 92, 246, 0.1);
}

.nav__link:hover::after,
.nav__link--active::after {
    width: 80%;
}

.nav__toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 24px;
    height: 18px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: calc(var(--z-modal) + 20);
    position: relative;
}

.nav__toggle-line {
    width: 100%;
    height: 2px;
    background-color: var(--gray-700);
    border-radius: var(--radius-full);
    transition: all var(--transition-base);
    transform-origin: center;
}

.nav__toggle--active .nav__toggle-line:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.nav__toggle--active .nav__toggle-line:nth-child(2) {
    opacity: 0;
}

.nav__toggle--active .nav__toggle-line:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

/* Mobile Menu */
@media (max-width: 768px) {
    .nav__menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 100%;
        max-width: 400px;
        height: 100vh;
        background: var(--white);
        flex-direction: column;
        align-items: flex-start;
        justify-content: flex-start;
        padding: var(--spacing-6xl) var(--spacing-xl) var(--spacing-2xl);
        box-shadow: var(--shadow-xl);
        transition: right var(--transition-base);
        z-index: calc(var(--z-modal) + 10);
        pointer-events: auto;
    }
    
    .nav__menu--active {
        right: 0;
        pointer-events: auto;
    }
    
    .nav__item {
        width: 100%;
        border-bottom: 1px solid var(--gray-200);
        pointer-events: auto;
    }
    
    .nav__link {
        width: 100%;
        padding: var(--spacing-lg) 0;
        font-size: var(--font-size-lg);
        border-radius: 0;
        pointer-events: auto;
        cursor: pointer;
        z-index: calc(var(--z-modal) + 15);
        position: relative;
    }
    
    .nav__link::after {
        display: none;
    }
    
    .nav__toggle {
        display: flex;
    }
}

/* Mobile Menu Overlay */
.nav__overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    z-index: var(--z-modal);
    pointer-events: none;
}

.nav__overlay--active {
    opacity: 1;
    visibility: visible;
    pointer-events: none; /* Wyłącz pointer events na overlay */
}

/* Zapewnienie że menu jest definitywnie ponad overlay */
@media (max-width: 768px) {
    .nav__menu {
        z-index: calc(var(--z-modal) + 100);
    }
    
    .nav__menu--active {
        z-index: calc(var(--z-modal) + 100);
    }
    
    .nav__link {
        z-index: calc(var(--z-modal) + 101);
        pointer-events: auto !important;
    }
}

/* Scroll Spy Active States */
.nav__link[href="#o-nas"].nav__link--active,
.nav__link[href="#uslugi"].nav__link--active,
.nav__link[href="#kontakt"].nav__link--active {
    color: var(--primary-purple);
}

/* Header Animation on Scroll */
.header--hidden {
    transform: translateY(-100%);
}

.header--visible {
    transform: translateY(0);
}

/* Logo Animation */
.nav__logo-img {
    transition: transform var(--transition-base);
}

.nav__logo:hover .nav__logo-img {
    transform: scale(1.1);
}

/* Smooth Scrolling Offset for Fixed Header */
html {
    scroll-padding-top: 80px;
}

/* Add padding to body to prevent content from being hidden behind fixed header */
body {
    padding-top: 80px;
}

/* Small screens adjustments */
@media (max-width: 480px) {
    .nav {
        padding: var(--spacing-sm) 0;
    }
    
    .nav__logo-img {
        width: 45px;
        height: 45px;
    }
    
    .nav__logo-text {
        font-size: var(--font-size-base);
    }
    
    .nav__menu {
        padding: var(--spacing-4xl) var(--spacing-base) var(--spacing-2xl);
    }
    
    body {
        padding-top: 70px;
    }
    
    html {
        scroll-padding-top: 70px;
    }
}