/* ════════════════════════════════════════════════════
   Prompt Geni — Top Navigation Bar
   ════════════════════════════════════════════════════ */

/* Navbar Container */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--topbar-height);
    background: var(--topbar-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    z-index: var(--z-topbar);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 var(--space-lg);
}

/* Logo Section */
.navbar-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    cursor: pointer;
}

.navbar-logo-img {
    height: 32px;
    width: auto;
}

.navbar-logo-icon {
    font-size: 1.4rem;
    color: var(--primary);
    filter: drop-shadow(0 0 8px rgba(99, 102, 241, 0.5));
}

.navbar-logo-text {
    font-weight: 800;
    font-size: var(--fs-md);
    color: #fff;
    letter-spacing: -0.02em;
}

/* Desktop Navigation Links */
.navbar-nav {
    display: flex;
    align-items: center;
    gap: 4px;
}

.navbar-nav .nav-item {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    text-decoration: none;
    font-size: var(--fs-sm);
    font-weight: 500;
    transition: all 0.2s ease;
    cursor: pointer;
    white-space: nowrap;
}

.navbar-nav .nav-item:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.navbar-nav .nav-item.active {
    background: var(--primary-faint);
    color: var(--primary);
}

.navbar-nav .nav-icon {
    font-size: 1rem;
    opacity: 0.8;
}

/* Navbar Right Section */
.navbar-right {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

/* Auth Button */
.navbar-auth-btn {
    padding: 8px 16px;
    font-size: var(--fs-sm);
    font-weight: 600;
    border-radius: var(--radius-md);
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-primary);
    cursor: pointer;
    transition: all 0.2s ease;
}

.navbar-auth-btn:hover {
    background: var(--bg-hover);
    border-color: var(--primary);
}

/* User Avatar */
.navbar-user {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 12px 6px 6px;
    border-radius: var(--radius-full);
    background: var(--bg-elevated);
    cursor: pointer;
    transition: all 0.2s ease;
}

.navbar-user:hover {
    background: var(--bg-hover);
}

.navbar-user-avatar {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    object-fit: cover;
    background: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-weight: 600;
    font-size: var(--fs-xs);
}

.navbar-user-name {
    font-size: var(--fs-sm);
    font-weight: 500;
    color: var(--text-primary);
}

/* Hamburger Menu (Mobile) */
.navbar-hamburger {
    display: none;
    background: none;
    border: none;
    color: var(--text-primary);
    cursor: pointer;
    padding: 8px;
    border-radius: var(--radius-md);
    transition: all 0.2s ease;
}

.navbar-hamburger:hover {
    background: var(--bg-hover);
}

.navbar-hamburger svg {
    width: 24px;
    height: 24px;
}

/* Mobile Menu Dropdown */
.mobile-menu {
    display: none;
    position: fixed;
    top: var(--topbar-height);
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--bg-app);
    z-index: calc(var(--z-topbar) - 1);
    overflow-y: auto;
    padding: var(--space-md);
}

.mobile-menu.open {
    display: block;
    animation: slideDown 0.3s ease;
}

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

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.mobile-menu-section {
    margin-bottom: var(--space-lg);
}

.mobile-menu-section-title {
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-muted);
    padding: 12px 12px 8px;
}

.mobile-menu .nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 16px;
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    text-decoration: none;
    font-size: var(--fs-base);
    font-weight: 500;
    transition: all 0.2s ease;
    cursor: pointer;
}

.mobile-menu .nav-item:hover,
.mobile-menu .nav-item.active {
    background: var(--primary-faint);
    color: var(--primary);
}

.mobile-menu .nav-icon {
    font-size: 1.2rem;
}

/* Mobile Menu Footer */
.mobile-menu-footer {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--space-lg);
    border-top: 1px solid var(--border);
    background: var(--bg-app);
}

.mobile-menu-footer .sidebar-free-badge {
    text-align: center;
    color: var(--text-muted);
    font-size: var(--fs-sm);
}

/* Main Content Adjustment */
.main-content {
    margin-top: var(--topbar-height);
    min-height: calc(100vh - var(--topbar-height));
}

/* Footer */
.site-footer {
    padding: var(--space-2xl) var(--space-lg);
    border-top: 1px solid var(--border);
    background: var(--bg-surface);
    margin-top: auto;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-xl);
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 8px;
}

.footer-logo-img {
    height: 24px;
    width: auto;
}

.footer-logo-icon {
    font-size: 1.2rem;
    color: var(--primary);
}

.footer-logo-text {
    font-weight: 800;
    font-size: var(--fs-md);
    color: #fff;
}

.footer-tagline {
    color: var(--text-muted);
    font-size: var(--fs-sm);
    line-height: 1.5;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-title {
    font-size: var(--fs-sm);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.footer-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: var(--fs-sm);
    transition: color 0.2s ease;
}

.footer-link:hover {
    color: var(--primary);
}

.footer-bottom {
    max-width: 1200px;
    margin: var(--space-xl) auto 0;
    padding-top: var(--space-lg);
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-md);
}

.footer-copyright {
    color: var(--text-muted);
    font-size: var(--fs-xs);
}

.footer-legal {
    display: flex;
    gap: var(--space-lg);
}

.footer-legal a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: var(--fs-xs);
    transition: color 0.2s ease;
}

.footer-legal a:hover {
    color: var(--primary);
}

/* Responsive Breakpoints */

/* Tablet: 768px - 1024px */
@media (max-width: 1024px) {
    .navbar-nav {
        gap: 2px;
    }

    .navbar-nav .nav-item {
        padding: 6px 10px;
        font-size: var(--fs-xs);
    }

    .navbar-nav .nav-label {
        display: none;
    }

    .navbar-nav .nav-item::after {
        content: attr(data-tooltip);
    }
}

/* Mobile: < 768px */
@media (max-width: 768px) {
    .navbar-nav {
        display: none;
    }

    .navbar-hamburger {
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .navbar-brand {
        cursor: pointer;
    }

    .navbar-auth-btn {
        padding: 6px 12px;
        font-size: var(--fs-xs);
    }

    .navbar-user-name {
        display: none;
    }

    .footer-content {
        grid-template-columns: 1fr 1fr;
    }

    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .footer-content {
        grid-template-columns: 1fr;
    }

    .navbar {
        padding: 0 var(--space-md);
    }

    .navbar-logo-text {
        font-size: var(--fs-sm);
    }
}