/* ============================================================
   header.css — Sticky Glassmorphism Header
   AdresDoNajmu.pl
   ============================================================ */

/* ============================================================
   HEADER BASE
   ============================================================ */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    height: var(--header-height);
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border-bottom: 1px solid var(--glass-border);
    transition: box-shadow var(--transition-base), background var(--transition-base);
}

.site-header.scrolled {
    box-shadow: var(--shadow-md);
    background: rgba(251, 249, 248, 0.96);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    gap: var(--space-6);
}

.header-spacer {
    height: var(--header-height);
}

/* ============================================================
   LOGO
   ============================================================ */
.header-logo {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    text-decoration: none;
    flex-shrink: 0;
}

.logo-icon {
    width: auto;
    height: 36px;
    flex-shrink: 0;
}

.logo-text {
    font-size: var(--text-lg);
    font-weight: var(--font-weight-bold);
    color: var(--color-on-surface);
    letter-spacing: -0.02em;
    white-space: nowrap;
}

.logo-dot {
    color: var(--color-primary);
}

/* ============================================================
   DESKTOP NAVIGATION
   ============================================================ */
.header-nav {
    flex: 1;
    display: flex;
    justify-content: center;
}

.nav-list {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    list-style: none;
}

.nav-item {
    position: relative;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-2) var(--space-3);
    font-size: var(--text-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-on-surface-var);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
    background: none;
    border: none;
    white-space: nowrap;
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-primary);
    background: var(--color-primary-fixed);
}

.nav-link--dropdown {
    cursor: pointer;
}

.dropdown-arrow {
    transition: transform var(--transition-fast);
    flex-shrink: 0;
}

/* ============================================================
   DROPDOWN MENU
   ============================================================ */
.dropdown-menu {
    position: absolute;
    top: 100%;
    /* прямо под кнопкой — без зазора */
    left: 50%;
    transform: translateX(-50%) translateY(-8px);
    min-width: 200px;
    background: var(--color-surface-lowest);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--glass-border);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: all var(--transition-base);
    z-index: 100;
    padding-top: var(--space-2);
    /* перекрывает зазор — мышь не "падает" */
}

.dropdown-menu--cities {
    min-width: 280px;
}

.dropdown-menu--services {
    min-width: 320px;
}

.dropdown-menu--services .dropdown-item {
    align-items: flex-start;
    white-space: normal;
    line-height: 1.4;
    gap: var(--space-3);
}

.dropdown-menu--services .city-pin {
    margin-top: 3px;
}

.dropdown-inner {
    padding: var(--space-2);
}

.cities-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-1);
}

.dropdown-item {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-4);
    font-size: var(--text-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-on-surface-var);
    border-radius: var(--radius-md);
    text-decoration: none;
    transition: all var(--transition-fast);
}

.dropdown-item:hover {
    background: var(--color-primary-fixed);
    color: var(--color-primary);
}

.city-pin {
    color: var(--color-outline);
    flex-shrink: 0;
}

/* Open state */
.nav-item--dropdown:hover .dropdown-menu,
.nav-item--dropdown.is-open .dropdown-menu {
    opacity: 1;
    visibility: visible;
    pointer-events: all;
    transform: translateX(-50%) translateY(0);
}

.nav-item--dropdown:hover .dropdown-arrow,
.nav-item--dropdown.is-open .dropdown-arrow {
    transform: rotate(180deg);
}

/* ============================================================
   HEADER ACTIONS
   ============================================================ */
.header-actions {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    flex-shrink: 0;
}

/* Panel klienta link */
.header-client-link {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    font-size: var(--text-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-on-surface-var);
    text-decoration: none;
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.header-client-link:hover {
    color: var(--color-primary);
    background: var(--color-primary-fixed);
}

.header-client-label {
    display: none;
}

@media (min-width: 1100px) {
    .header-client-label {
        display: inline;
    }
}

/* ============================================================
   LANGUAGE SWITCHER
   ============================================================ */
.lang-switcher {
    position: relative;
}

.lang-current {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 6px 10px;
    font-size: var(--text-xs);
    font-weight: var(--font-weight-semibold);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-on-surface-var);
    border-radius: var(--radius-md);
    cursor: pointer;
    background: none;
    border: none;
    transition: all var(--transition-fast);
}

.lang-current:hover {
    background: var(--color-surface-high);
    color: var(--color-on-surface);
}

.lang-dropdown {
    position: absolute;
    top: 100%;
    /* bez przerwy — myszka nie "wypada" */
    right: 0;
    background: var(--color-surface-lowest);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--glass-border);
    padding: var(--space-1);
    padding-top: var(--space-2);
    /* wewnętrzny padding zamiast gap */
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: all var(--transition-fast);
    z-index: 101;
    min-width: 80px;
}

.lang-switcher:hover .lang-dropdown,
.lang-switcher.is-open .lang-dropdown {
    opacity: 1;
    visibility: visible;
    pointer-events: all;
}

.lang-option {
    display: block;
    padding: var(--space-2) var(--space-3);
    font-size: var(--text-xs);
    font-weight: var(--font-weight-semibold);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-on-surface-var);
    text-decoration: none;
    border-radius: var(--radius-sm);
    text-align: center;
    transition: all var(--transition-fast);
}

.lang-option:hover {
    background: var(--color-primary-fixed);
    color: var(--color-primary);
}

/* ============================================================
   HAMBURGER (Mobile only)
   ============================================================ */
.hamburger {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 36px;
    height: 36px;
    padding: 6px;
    border-radius: var(--radius-md);
    cursor: pointer;
    background: none;
    border: none;
    transition: background var(--transition-fast);
}

.hamburger:hover {
    background: var(--color-surface-high);
}

.hamburger-line {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--color-on-surface);
    border-radius: var(--radius-full);
    transition: all var(--transition-base);
    transform-origin: center;
}

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

.hamburger.is-open .hamburger-line:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}

.hamburger.is-open .hamburger-line:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ============================================================
   MOBILE MENU
   Nie na cały ekran — panel z prawej (jak naked-flowers.pl)
   ============================================================ */
.mobile-menu {
    position: fixed;
    top: var(--header-height);
    right: 0;
    bottom: 0;
    width: 320px;
    max-width: 90vw;
    background: var(--color-surface-lowest);
    box-shadow: var(--shadow-xl);
    padding: var(--space-6);
    overflow-y: auto;
    transform: translateX(100%);
    transition: transform var(--transition-base);
    z-index: 999;
}

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

.mobile-nav-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
}

.mobile-nav-link {
    display: block;
    padding: var(--space-3) var(--space-4);
    font-size: var(--text-base);
    font-weight: var(--font-weight-medium);
    color: var(--color-on-surface-var);
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.mobile-nav-link:hover {
    color: var(--color-primary);
    background: var(--color-primary-fixed);
}

.mobile-nav-link--sub {
    font-size: var(--text-sm);
    padding-left: var(--space-6);
    color: var(--color-on-surface-var);
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.mobile-nav-group {
    border-top: 1px solid var(--color-surface-high);
    padding-top: var(--space-2);
    margin-top: var(--space-2);
}

/* ============================================================
   MOBILE ACCORDION (details/summary)
   ============================================================ */
.mobile-accordion summary {
    list-style: none;
}

.mobile-accordion summary::-webkit-details-marker {
    display: none;
}

.mobile-accordion-toggle {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-3) var(--space-4);
    font-size: var(--text-base);
    font-weight: var(--font-weight-medium);
    color: var(--color-on-surface-var);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    user-select: none;
}

.mobile-accordion-toggle:hover {
    color: var(--color-primary);
    background: var(--color-primary-fixed);
}

.mobile-accordion-arrow {
    flex-shrink: 0;
    transition: transform var(--transition-base);
    color: var(--color-outline);
}

.mobile-accordion[open] .mobile-accordion-arrow {
    transform: rotate(180deg);
}

.mobile-accordion-body {
    overflow: hidden;
    max-height: 0;
    opacity: 0;
    transition: max-height 0.35s ease, opacity 0.25s ease, padding-bottom 0.25s ease;
    padding-bottom: 0;
}

/* Состояние «открыто» — управляется из JS */
.mobile-accordion.is-open .mobile-accordion-body {
    max-height: 600px;
    opacity: 1;
    padding-bottom: var(--space-2);
}

.mobile-cities-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-1);
}

.mobile-nav-link--city {
    font-size: var(--text-sm);
}

/* Overlay pod mobile menu */
.mobile-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(27, 28, 28, 0.3);
    backdrop-filter: blur(2px);
    z-index: 998;
}

.mobile-overlay.is-visible {
    display: block;
}

/* ============================================================
   RESPONSIVE — скрыть nav на мобиле
   ============================================================ */
@media (max-width: 960px) {
    .header-nav {
        display: none;
    }

    .header-client-link {
        display: none;
    }

    .hamburger {
        display: flex;
    }

    #header-cta {
        display: none;
    }
}

@media (max-width: 480px) {
    .logo-text {
        font-size: var(--text-base);
    }
}

/* ============================================================
   MOBILE SPLIT TOGGLE (Click label = link, arrow = accordion)
   ============================================================ */
.mobile-nav-group--split {
    border-top: 1px solid var(--color-surface-high);
    padding-top: var(--space-2);
    margin-top: var(--space-2);
}

.mobile-split-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.mobile-split-header .mobile-nav-link {
    flex: 1;
}

.mobile-split-toggle {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-outline);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.mobile-split-toggle:hover {
    color: var(--color-primary);
    background: var(--color-primary-fixed);
}

.mobile-nav-group--split.is-open .mobile-accordion-arrow {
    transform: rotate(180deg);
}

.mobile-nav-group--split.is-open .mobile-accordion-body {
    max-height: 600px;
    opacity: 1;
    padding-bottom: var(--space-2);
}