.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--nav-height);
    background: rgba(18,18,18,0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    transition: var(--transition);
}

[data-theme="light"] .navbar {
    background: rgba(255,255,255,0.95);
    border-bottom-color: var(--border-light);
}

.navbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 20px;
    font-weight: 800;
    color: var(--primary);
    flex-shrink: 0;
}

.nav-brand i {
    font-size: 24px;
}

.nav-brand .slogan {
    font-size: 11px;
    font-weight: 400;
    color: var(--text-secondary);
    display: none;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 4px;
    list-style: none;
}

.nav-links a {
    color: var(--text-secondary);
    padding: 8px 14px;
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 500;
    transition: var(--transition);
    white-space: nowrap;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--text-primary);
    background: var(--bg-card-hover);
}

.nav-links a.active {
    color: var(--primary);
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-search-btn,
.nav-theme-btn {
    width: 40px;
    height: 40px;
    border: none;
    background: var(--bg-card);
    color: var(--text-secondary);
    border-radius: var(--radius-sm);
    font-size: 16px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.nav-search-btn:hover,
.nav-theme-btn:hover {
    color: var(--primary);
    background: var(--bg-card-hover);
}

.nav-hamburger {
    display: none;
    width: 40px;
    height: 40px;
    border: none;
    background: var(--bg-card);
    color: var(--text-secondary);
    border-radius: var(--radius-sm);
    font-size: 20px;
    cursor: pointer;
    align-items: center;
    justify-content: center;
}

.mobile-menu {
    display: none;
    position: fixed;
    top: var(--nav-height);
    left: 0;
    right: 0;
    background: var(--bg-dark);
    border-bottom: 1px solid var(--border-color);
    padding: 16px 20px;
    z-index: 999;
    animation: slideDown 0.3s ease;
}

.mobile-menu.open {
    display: block;
}

.mobile-menu a {
    display: block;
    padding: 12px 16px;
    color: var(--text-secondary);
    font-size: 16px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.mobile-menu a:hover,
.mobile-menu a.active {
    color: var(--primary);
    background: var(--bg-card);
}

.search-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.7);
    z-index: 2000;
    justify-content: center;
    padding-top: 100px;
}

.search-overlay.open {
    display: flex;
}

.search-box {
    width: 90%;
    max-width: 640px;
    background: var(--bg-card);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    animation: slideDown 0.3s ease;
}

.search-input-wrap {
    display: flex;
    align-items: center;
    padding: 16px 20px;
    gap: 12px;
    border-bottom: 1px solid var(--border-color);
}

.search-input-wrap i {
    color: var(--text-secondary);
    font-size: 20px;
}

.search-input-wrap input {
    flex: 1;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 18px;
    font-family: var(--font-main);
    outline: none;
}

.search-input-wrap input::placeholder {
    color: var(--text-secondary);
}

.search-close {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 20px;
    cursor: pointer;
    padding: 4px;
}

.search-results {
    max-height: 400px;
    overflow-y: auto;
    padding: 8px;
}

.search-result-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 12px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition);
}

.search-result-item:hover {
    background: var(--bg-card-hover);
}

.search-result-item img {
    width: 60px;
    height: 60px;
    border-radius: 6px;
    object-fit: cover;
}

.search-result-info h4 {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
}

.search-result-info p {
    font-size: 12px;
    color: var(--text-secondary);
}

.search-no-result {
    padding: 24px;
    text-align: center;
    color: var(--text-secondary);
}

@media (max-width: 1024px) {
    .nav-links {
        display: none;
    }
    .nav-hamburger {
        display: flex;
    }
    .nav-brand .slogan {
        display: none;
    }
}

@media (max-width: 768px) {
    .nav-brand {
        font-size: 16px;
    }
}