/* Top Navigation Menu - Shared across all pages */

.top-nav {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    backdrop-filter: blur(10px);
    transform: translateY(0);
    transition: transform 0.3s ease, opacity 0.3s ease;
    opacity: 1; /* Show navigation immediately */
}

/* On home page, hide initially */
body.home-page .top-nav {
    opacity: 0;
    transform: translateY(-100%);
}

body.home-page .top-nav.visible {
    transform: translateY(0);
    opacity: 1;
}

.top-nav-container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 30px;
    gap: 20px;
}

.nav-logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    gap: 12px;
    transition: var(--transition);
}

.nav-logo:hover {
    transform: translateY(-2px);
}

.nav-logo-img {
    width: 60px;
    height: 60px;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: nowrap;
}

.nav-link {
    padding: 8px 14px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 700;
    font-size: 0.95rem;
    color: #555;
    transition: var(--transition);
    white-space: nowrap;
}

.nav-link:hover {
    background: #E3F2FD;
    color: #004C99;
    transform: translateY(-1px);
}

.nav-link.active {
    background: #004C99;
    color: white;
}

/* Submenu styles */
.nav-item {
    position: relative;
}

.nav-has-submenu {
    display: inline-block;
}

.nav-submenu-toggle {
    background: transparent;
    border: none;
    cursor: pointer;
    font-family: inherit;
    font-weight: 700;
    font-size: 0.95rem;
    position: relative;
}

.nav-submenu-toggle::after {
    content: '▼';
    font-size: 0.7rem;
    margin-left: 4px;
    transition: transform 0.2s ease;
}

.nav-has-submenu.submenu-open .nav-submenu-toggle::after {
    transform: rotate(180deg);
}

.nav-submenu {
    position: absolute;
    top: 100%;
    left: 0;
    margin-top: 4px;
    background: #ffffff;
    border-radius: 10px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
    padding: 4px 0;
    min-width: 180px;
    display: none;
    z-index: 1100;
}

.nav-has-submenu.submenu-open .nav-submenu {
    display: block;
}

.nav-submenu-link {
    display: block;
    padding: 10px 16px;
    color: #555;
    text-decoration: none;
    font-weight: 700;
    font-size: 0.9rem;
    white-space: nowrap;
    transition: var(--transition);
}

.nav-submenu-link:hover {
    background: #E3F2FD;
    color: #004C99;
}

.nav-link.language-btn {
    border: none;
    background: transparent;
    color: inherit;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    cursor: pointer;
    font: inherit;
    padding-inline: 10px;
}

.nav-link.language-btn .language-icon {
    font-size: 1rem;
}

.nav-link.language-btn:hover,
.nav-link.language-btn:focus-visible {
    background: #E3F2FD;
    color: #004C99;
}

.nav-language {
    position: relative;
}

.language-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: 4px;
    background: #ffffff;
    border-radius: 10px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
    padding: 4px 0;
    min-width: 160px;
    display: none;
    z-index: 1100;
}

.language-dropdown.open {
    display: block;
}

.language-option {
    width: 100%;
    border: none;
    background: transparent;
    padding: 6px 14px;
    text-align: left;
    font-size: 0.9rem;
    font-weight: 600;
    color: #555;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.language-option:hover {
    background: #E3F2FD;
    color: #004C99;
}

.nav-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.8rem;
    color: #004C99;
    cursor: pointer;
    padding: 4px;
}

/* Auth styles */
#auth-container {
    display: flex;
    align-items: center;
    margin-left: 8px;
}

.login-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
}

.google-btn {
    background: #ffffff;
    color: #333;
    border: 1px solid #ddd;
}

.google-btn:hover {
    background: #f5f5f5;
    box-shadow: var(--shadow-md);
}

.user-menu {
    position: relative;
}

.user-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 4px 12px 4px 4px;
    background: #ffffff;
    border: 1px solid #ddd;
    border-radius: 25px;
    cursor: pointer;
    transition: var(--transition);
}

.user-btn:hover {
    background: #f5f5f5;
}

.user-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    object-fit: cover;
}

.user-name {
    font-size: 0.9rem;
    font-weight: 600;
    color: #333;
    max-width: 120px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.user-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: 8px;
    background: #ffffff;
    border-radius: 12px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
    padding: 12px;
    min-width: 220px;
    display: none;
    z-index: 1100;
}

.user-dropdown.open {
    display: block;
}

.user-dropdown .user-info {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px 12px;
    border-radius: 6px;
    transition: background 0.2s;
}

.user-dropdown .user-info:hover {
    background: #f5f5f5;
}

.user-dropdown .dropdown-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    object-fit: cover;
}

.user-dropdown .dropdown-name {
    font-weight: 700;
    color: #333;
}

.user-dropdown .dropdown-email {
    font-size: 0.8rem;
    color: #666;
}

.user-dropdown hr {
    border: none;
    border-top: 1px solid #eee;
    margin: 8px 0;
}

.user-dropdown .dropdown-item {
    display: block;
    padding: 8px 12px;
    color: #333;
    text-decoration: none;
    border-radius: 6px;
    font-weight: 500;
}

.user-dropdown .dropdown-item:hover {
    background: #f5f5f5;
}

/* Mobile styles */
@media (max-width: 1100px) {
    .top-nav {
        max-height: 100vh;
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
    }

    .top-nav-container {
        padding: 10px 15px;
        flex-wrap: wrap;
        position: relative;
    }

    .nav-logo {
        flex: 1;
        justify-content: center;
        order: 1;
    }

    .nav-logo-img {
        width: 60px;
        height: 60px;
    }

    .nav-toggle {
        display: block;
        order: 2;
        position: relative;
        margin-left: auto;
    }

    .nav-links {
        display: none;
        width: 100%;
        flex-direction: column;
        gap: 4px;
        padding-top: 10px;
        order: 3;
    }

    .nav-links.active {
        display: flex;
    }

    .nav-link {
        width: 100%;
        text-align: center;
        padding: 12px;
    }

    .nav-language {
        width: 100%;
    }

    .nav-link.language-btn {
        width: 100%;
        justify-content: center;
    }

    .language-dropdown {
        position: static;
        width: 100%;
        margin-top: 4px;
        box-shadow: none;
        border: 1px solid #e5e7eb;
        max-height: 40vh;
        overflow-y: auto;
        overflow-x: hidden;
        -webkit-overflow-scrolling: touch;
        scroll-behavior: smooth;
    }

    #auth-container {
        width: 100%;
        margin: 8px 0 0 0;
        justify-content: center;
    }

    .login-btn {
        width: 100%;
        justify-content: center;
    }

    .user-menu {
        width: 100%;
    }

    .user-btn {
        width: 100%;
        justify-content: center;
    }

    .user-dropdown {
        position: static;
        width: 100%;
        margin-top: 8px;
        left: auto;
        right: auto;
        box-shadow: none;
        border: 1px solid #e5e7eb;
    }

    /* Mobile submenu styles */
    .nav-has-submenu {
        width: 100%;
        display: block;
    }

    .nav-submenu-toggle {
        width: 100%;
        text-align: center;
        padding: 12px;
    }

    .nav-submenu {
        position: static;
        width: 100%;
        margin-top: 0;
        box-shadow: none;
        border: none;
        border-radius: 0;
        padding: 0;
        background: rgba(255, 255, 255, 0.95);
    }

    .nav-submenu-link {
        width: 100%;
        text-align: center;
        padding: 10px 12px;
        font-size: 0.9rem;
    }
}