/* CTA组件样式 */
.cta {
    position: relative;
    padding: var(--spacing-2xl) 0;
    overflow: hidden;
}

.cta-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-purple) 50%, var(--primary-pink) 100%);
    z-index: -1;
}

.cta-shapes {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
}

.cta-shape {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
}

.cta-shape-1 {
    width: 200px;
    height: 200px;
    top: -50px;
    right: -50px;
    animation: float 15s ease-in-out infinite;
}

.cta-shape-2 {
    width: 150px;
    height: 150px;
    bottom: -30px;
    left: -30px;
    animation: float 20s ease-in-out infinite reverse;
}

.cta-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
    position: relative;
    z-index: 1;
}

/* CTA文本部分 */
.cta-text {
    color: var(--white);
}

.cta-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-lg);
    line-height: 1.2;
}

.cta-description {
    font-size: 1.2rem;
    line-height: 1.6;
    opacity: 0.9;
}

/* CTA表单部分 */
.cta-form {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    border-radius: var(--radius-xl);
    padding: var(--spacing-2xl);
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: var(--shadow-medium);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.form-group {
    position: relative;
}

.form-group input {
    width: 100%;
    padding: 16px 20px 16px 50px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    color: var(--white);
    font-size: 16px;
    transition: all 0.3s ease;
}

.form-group input::placeholder {
    color: rgba(255, 255, 255, 0.7);
}

.form-group input:focus {
    outline: none;
    border-color: rgba(255, 255, 255, 0.6);
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.form-group i {
    position: absolute;
    left: 18px;
    top: 50%;
    transform: translateY(-50%);
    color: rgba(255, 255, 255, 0.7);
    font-size: 16px;
    transition: color 0.3s ease;
}

.form-group.focused i,
.form-group.has-value i {
    color: var(--white);
}

.cta-submit {
    width: 100%;
    margin-top: var(--spacing-md);
    background: linear-gradient(135deg, var(--primary-orange), var(--primary-pink));
    border: none;
    transition: all 0.3s ease;
}

.cta-submit:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.2);
}

.cta-submit:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .cta-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
        text-align: center;
    }
    
    .cta-form {
        max-width: 500px;
        margin: 0 auto;
    }
}

@media (max-width: 768px) {
    .cta {
        padding: var(--spacing-xl) 0;
    }
    
    .cta-title {
        font-size: 2rem;
    }
    
    .cta-description {
        font-size: 1.1rem;
    }
    
    .cta-form {
        padding: var(--spacing-xl);
    }
    
    .form-group input {
        padding: 14px 18px 14px 45px;
        font-size: 14px;
    }
    
    .form-group i {
        left: 15px;
        font-size: 14px;
    }
    
    .cta-shape-1 {
        width: 150px;
        height: 150px;
    }
    
    .cta-shape-2 {
        width: 100px;
        height: 100px;
    }
}

@media (max-width: 480px) {
    .cta-title {
        font-size: 1.8rem;
    }
    
    .cta-description {
        font-size: 1rem;
    }
    
    .cta-form {
        padding: var(--spacing-lg);
    }
    
    .contact-form {
        gap: var(--spacing-md);
    }
    
    .form-group input {
        padding: 12px 16px 12px 40px;
    }
    
    .form-group i {
        left: 12px;
    }
}