/* ===== HEADER STYLES ===== */
.site-header {
    background: var(--color-white);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 100;
    transition: box-shadow var(--transition-normal);
}

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

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

.logo-link {
    flex-shrink: 0;
}

.logo-img {
    height: 55px;
    width: auto;
    transition: transform var(--transition-fast);
}

.logo-img:hover {
    transform: scale(1.05);
}

/* Navigation */
.main-nav {
    flex: 1;
    display: flex;
    justify-content: center;
}

.nav-list {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.nav-link {
    padding: var(--space-sm) var(--space-md);
    font-weight: 500;
    font-size: var(--font-size-sm);
    color: var(--color-dark);
    letter-spacing: 0.5px;
    border-radius: var(--border-radius);
    transition: all var(--transition-fast);
    white-space: nowrap;
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-primary);
    background: rgba(26, 58, 92, 0.05);
}

/* Dropdown */
.has-dropdown {
    position: relative;
}

.dropdown-trigger::after {
    content: '▾';
    margin-left: 4px;
    font-size: 10px;
}

html[dir="rtl"] .dropdown-trigger::after {
    margin-left: 0;
    margin-right: 4px;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(10px);
    min-width: 280px;
    background: var(--color-white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    padding: var(--space-md) 0;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-fast);
    z-index: 200;
    border: 1px solid var(--color-light-gray);
}

.has-dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

.dropdown-menu a {
    display: block;
    padding: var(--space-sm) var(--space-lg);
    font-size: var(--font-size-sm);
    color: var(--color-dark-gray);
    transition: all var(--transition-fast);
}

.dropdown-menu a:hover {
    background: var(--color-off-white);
    color: var(--color-primary);
    padding-left: var(--space-xl);
}

html[dir="rtl"] .dropdown-menu a:hover {
    padding-left: var(--space-lg);
    padding-right: var(--space-xl);
}

/* Header Actions */
.header-actions {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    flex-shrink: 0;
}

.lang-toggle-btn {
    background: var(--color-primary);
    color: var(--color-white);
    padding: 6px 14px;
    border-radius: 20px;
    font-size: var(--font-size-xs);
    font-weight: 700;
    letter-spacing: 0.5px;
    transition: all var(--transition-fast);
    white-space: nowrap;
}

.lang-toggle-btn:hover {
    background: var(--color-primary-light);
    transform: translateY(-1px);
}

.header-phone {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    color: var(--color-primary);
    font-weight: 600;
    font-size: var(--font-size-sm);
    white-space: nowrap;
}

.header-phone:hover {
    color: var(--color-primary-light);
}

.cart-btn {
    position: relative;
    color: var(--color-dark);
    padding: var(--space-sm);
    transition: color var(--transition-fast);
}

.cart-btn:hover {
    color: var(--color-primary);
}

.cart-count {
    position: absolute;
    top: -2px;
    right: -2px;
    background: var(--color-green);
    color: var(--color-white);
    width: 18px;
    height: 18px;
    border-radius: 50%;
    font-size: 10px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
}

html[dir="rtl"] .cart-count {
    right: auto;
    left: -2px;
}

/* Mobile Menu Button */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: var(--space-sm);
}

.mobile-menu-btn span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-dark);
    transition: all var(--transition-fast);
    border-radius: 2px;
}

.mobile-menu-btn.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-btn.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-btn.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Responsive Header */
@media (max-width: 900px) {
    .mobile-menu-btn {
        display: flex;
    }

    .main-nav {
        position: fixed;
        top: 0;
        left: -100%;
        width: 280px;
        height: 100%;
        background: var(--color-white);
        z-index: 500;
        padding: var(--space-3xl) var(--space-xl);
        transition: left var(--transition-normal);
        box-shadow: var(--shadow-xl);
        flex-direction: column;
        justify-content: flex-start;
    }

    html[dir="rtl"] .main-nav {
        left: auto;
        right: -100%;
        transition: right var(--transition-normal);
    }

    .main-nav.active {
        left: 0;
    }

    html[dir="rtl"] .main-nav.active {
        left: auto;
        right: 0;
    }

    .nav-list {
        flex-direction: column;
        align-items: flex-start;
        gap: 0;
        width: 100%;
    }

    .nav-link {
        padding: var(--space-md);
        width: 100%;
        display: block;
        font-size: var(--font-size-base);
    }

    .dropdown-menu {
        position: static;
        transform: none;
        box-shadow: none;
        border: none;
        padding-left: var(--space-lg);
        display: none;
        opacity: 1;
        visibility: visible;
    }

    .has-dropdown.active .dropdown-menu {
        display: block;
    }

    .header-phone .phone-number {
        display: none;
    }
}

@media (max-width: 480px) {
    .logo-img {
        height: 42px;
    }

    .header-container {
        padding: var(--space-sm) var(--space-md);
    }
}