/* ==========================================
   NAVIGATION.CSS - Header & Navigation
   ========================================== */

/* Header */
header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(255, 255, 255, .92);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 14px 0;
    flex-wrap: wrap;
    position: relative;
}

/* Brand/Logo */
.brand {
    display: flex;
    align-items: center;
    gap: 12px;
    min-width: 200px;
}

.brand img {
    width: 44px;
    height: 44px;
    object-fit: contain;
}

.brand .name {
    display: flex;
    flex-direction: column;
}

.brand .name strong {
    font-size: 16px;
    letter-spacing: .2px;
}

.brand .name span {
    font-size: 12px;
    color: var(--muted);
}

/* Menu */
.menu {
    display: flex;
    align-items: center;
    gap: 14px;
}

.menu a {
    padding: 10px 10px;
    border-radius: 12px;
    font-size: 14px;
    color: var(--text);
}

.menu a.active {
    background: var(--bg-soft);
}

/* Call-to-Action */
.cta {
    display: flex;
    align-items: center;
    gap: 10px;
}

/* Mobile Toggle Button */
.mobile-toggle {
    display: none;
    border: 1px solid var(--border);
    background: var(--bg);
    padding: 10px 12px;
    border-radius: 12px;
}

/* Language Switcher */
.language-switcher {
    position: relative;
    display: flex;
    align-items: center;
}

.language-switcher button {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 12px;
    background: var(--bg-soft);
    border: 1px solid var(--border);
    border-radius: 8px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    color: var(--text);
    transition: all 0.2s;
}

.language-switcher button:hover {
    background: var(--bg);
    border-color: var(--primary);
}

.language-switcher .dropdown-arrow {
    font-size: 10px;
    transition: transform 0.2s;
}

.language-switcher [data-lang-dropdown].open+button .dropdown-arrow,
.language-switcher button:hover .dropdown-arrow {
    transform: rotate(180deg);
}

.language-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    min-width: 140px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 12px;
    box-shadow: var(--shadow);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: all 0.2s;
    z-index: 100;
}

.language-dropdown.open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.language-dropdown button {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
    padding: 10px 14px;
    background: transparent;
    border: none;
    border-bottom: 1px solid var(--border);
    text-align: left;
    cursor: pointer;
    font-size: 14px;
    transition: background 0.2s;
}

.language-dropdown button:last-child {
    border-bottom: none;
}

.language-dropdown button:hover {
    background: var(--bg-soft);
}

.language-dropdown button:first-child {
    border-radius: 12px 12px 0 0;
}

.language-dropdown button:last-child {
    border-radius: 0 0 12px 12px;
}

/* Mobile Navigation */
@media (max-width: 900px) {

    .menu,
    .cta {
        display: none;
    }

    .mobile-toggle {
        display: inline-flex;
    }

    .menu.mobile-open {
        display: flex;
        flex-direction: column;
        align-items: flex-start;
        gap: 6px;
        padding: 12px;
        border: 1px solid var(--border);
        border-radius: 16px;
        background: var(--bg);
        position: absolute;
        top: calc(100% + 10px);
        left: 0;
        right: 0;
        z-index: 100;
        box-shadow: var(--shadow);
        animation: slideDown 0.3s ease-out;
    }

    .cta.mobile-open {
        display: flex;
        flex-direction: column;
        gap: 10px;
        padding: 12px;
        border: 1px solid var(--border);
        border-radius: 16px;
        background: var(--bg);
        position: absolute;
        top: calc(100% + 10px);
        left: 0;
        right: 0;
        z-index: 99;
        box-shadow: var(--shadow);
        animation: slideDown 0.3s ease-out;
        margin-top: 0;
    }

    .menu.mobile-open + .cta.mobile-open {
        top: calc(100% + 90px);
    }

    .menu.mobile-open a,
    .cta.mobile-open .btn {
        width: 100%;
        text-align: center;
        justify-content: center;
    }

    @keyframes slideDown {
        from {
            opacity: 0;
            transform: translateY(-10px);
        }
        to {
            opacity: 1;
            transform: translateY(0);
        }
    }
}

@media (max-width: 768px) {
    .language-switcher {
        order: 3;
        margin-left: auto;
    }

    .language-dropdown {
        right: 0;
        left: auto;
    }
}

@media (max-width: 480px) {
    .nav {
        gap: 10px;
    }

    .brand {
        min-width: auto;
        flex: 1;
    }

    .brand .name {
        display: none;
    }

    .language-switcher button {
        padding: 6px 10px;
        font-size: 13px;
    }

    .mobile-toggle {
        padding: 8px 10px;
        font-size: 13px;
    }
}