.bottom-bar {
    position: relative;
    background-color: #0A1124;
    color: white;
    padding: 60px 20px 30px;
    z-index: 1;
}

.footer-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at top, rgba(22, 93, 255, 0.15) 0%, transparent 70%);
    z-index: -1;
}

.footer-inner {
    max-width: 1200px;
    margin: 0 auto;
}

.footer-header {
    text-align: center;
    margin-bottom: 40px;
}

.footer-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-bottom: 15px;
}

.footer-logo-img {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    object-fit: cover;
}

.footer-logo-text {
    font-size: 1.2rem;
    font-weight: 600;
    color: white;
}

.footer-slogan {
    color: #A9B3C9;
    max-width: 600px;
    margin: 0 auto;
}

.footer-social {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 50px;
    padding-bottom: 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-social-link {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.1rem;
    text-decoration: none;
    transition: var(--transition-normal);
}

.footer-social-link:hover {
    background-color: var(--primary-color);
    transform: translateY(-3px);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    margin-bottom: 50px;
}

.footer-column-title {
    font-size: 1.1rem;
    margin-bottom: 20px;
    color: white;
    position: relative;
    padding-bottom: 8px;
}

.footer-column-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 30px;
    height: 2px;
    background-color: var(--primary-color);
}

.footer-nav {
    list-style: none;
}

.footer-link {
    color: #A9B3C9;
    text-decoration: none;
    display: block;
    margin-bottom: 12px;
    transition: var(--transition-normal);
}

.footer-link:hover {
    color: white;
    transform: translateX(5px);
}

.footer-newsletter {
    max-width: 600px;
    margin: 0 auto 50px;
    padding: 30px;
    background-color: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius);
    text-align: center;
}

.newsletter-title {
    font-size: 1.1rem;
    margin-bottom: 10px;
    color: white;
}

.newsletter-desc {
    color: #A9B3C9;
    margin-bottom: 20px;
    font-size: 0.95rem;
}

.newsletter-form {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: center;
}

.newsletter-input {
    padding: 10px 16px;
    border: 1px solid rgba(22, 93, 255, 0.3);
    border-radius: var(--radius-sm);
    min-width: 200px;
    flex: 1;
    max-width: 350px;
    font-size: 1rem;
    background-color: rgba(255, 255, 255, 0.08);
    color: white;
    transition: var(--transition-normal);
}

.newsletter-input::placeholder { color: #A9B3C9; }
.newsletter-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(22, 93, 255, 0.2);
}

.newsletter-btn {
    padding: 10px 24px;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: var(--radius-sm);
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-normal);
    white-space: nowrap;
}

.newsletter-btn:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: #A9B3C9;
    font-size: 0.9rem;
}

.footer-bottom-links { margin-bottom: 15px; }

.footer-bottom-link {
    color: #A9B3C9;
    text-decoration: none;
    margin: 0 10px;
    transition: var(--transition-normal);
}

.footer-bottom-link:hover { color: white; }

.footer-bottom-small {
    font-size: 0.8rem;
    margin-top: 10px;
    opacity: 0.8;
}

/* 响应式调整 */
@media (max-width: 767px) {
    .footer-content { grid-template-columns: 1fr; text-align: center; }
    .footer-column-title::after { left: 50%; transform: translateX(-50%); }
    .footer-newsletter { padding: 20px 15px; }
    .newsletter-input { min-width: 100%; }
    .footer-bottom-links {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        gap: 10px 15px;
    }
    .footer-bottom-link { margin: 0; }
}